James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 1 | /****************************************************************************** |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 2 | |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 3 | Copyright(c) 2003 - 2005 Intel Corporation. All rights reserved. |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 4 | |
| 5 | 802.11 status code portion of this file from ethereal-0.10.6: |
| 6 | Copyright 2000, Axis Communications AB |
| 7 | Ethereal - Network traffic analyzer |
| 8 | By Gerald Combs <gerald@ethereal.com> |
| 9 | Copyright 1998 Gerald Combs |
| 10 | |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 11 | This program is free software; you can redistribute it and/or modify it |
| 12 | under the terms of version 2 of the GNU General Public License as |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 13 | published by the Free Software Foundation. |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 14 | |
| 15 | This program is distributed in the hope that it will be useful, but WITHOUT |
| 16 | ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| 17 | FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 18 | more details. |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 19 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 20 | You should have received a copy of the GNU General Public License along with |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 21 | this program; if not, write to the Free Software Foundation, Inc., 59 |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 22 | Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 23 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 24 | The full GNU General Public License is included in this distribution in the |
| 25 | file called LICENSE. |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 26 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 27 | Contact Information: |
| 28 | James P. Ketrenos <ipw2100-admin@linux.intel.com> |
| 29 | Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 |
| 30 | |
| 31 | ******************************************************************************/ |
| 32 | |
| 33 | #include "ipw2200.h" |
| 34 | |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 35 | #define IPW2200_VERSION "1.0.5" |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 36 | #define DRV_DESCRIPTION "Intel(R) PRO/Wireless 2200/2915 Network Driver" |
James Ketrenos | 2b184d5 | 2005-08-03 20:33:14 -0500 | [diff] [blame] | 37 | #define DRV_COPYRIGHT "Copyright(c) 2003-2005 Intel Corporation" |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 38 | #define DRV_VERSION IPW2200_VERSION |
| 39 | |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 40 | #define ETH_P_80211_STATS (ETH_P_80211_RAW + 1) |
| 41 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 42 | MODULE_DESCRIPTION(DRV_DESCRIPTION); |
| 43 | MODULE_VERSION(DRV_VERSION); |
| 44 | MODULE_AUTHOR(DRV_COPYRIGHT); |
| 45 | MODULE_LICENSE("GPL"); |
| 46 | |
James Ketrenos | f6c5cb7 | 2005-08-25 00:39:09 -0500 | [diff] [blame] | 47 | static int cmdlog = 0; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 48 | static int debug = 0; |
| 49 | static int channel = 0; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 50 | static int mode = 0; |
| 51 | |
| 52 | static u32 ipw_debug_level; |
| 53 | static int associate = 1; |
| 54 | static int auto_create = 1; |
James Ketrenos | a613bff | 2005-08-24 21:43:11 -0500 | [diff] [blame] | 55 | static int led = 0; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 56 | static int disable = 0; |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 57 | static int hwcrypto = 1; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 58 | static const char ipw_modes[] = { |
| 59 | 'a', 'b', 'g', '?' |
| 60 | }; |
| 61 | |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 62 | #ifdef CONFIG_IPW_QOS |
| 63 | static int qos_enable = 0; |
| 64 | static int qos_burst_enable = 0; |
| 65 | static int qos_no_ack_mask = 0; |
| 66 | static int burst_duration_CCK = 0; |
| 67 | static int burst_duration_OFDM = 0; |
| 68 | |
| 69 | static struct ieee80211_qos_parameters def_qos_parameters_OFDM = { |
| 70 | {QOS_TX0_CW_MIN_OFDM, QOS_TX1_CW_MIN_OFDM, QOS_TX2_CW_MIN_OFDM, |
| 71 | QOS_TX3_CW_MIN_OFDM}, |
| 72 | {QOS_TX0_CW_MAX_OFDM, QOS_TX1_CW_MAX_OFDM, QOS_TX2_CW_MAX_OFDM, |
| 73 | QOS_TX3_CW_MAX_OFDM}, |
| 74 | {QOS_TX0_AIFS, QOS_TX1_AIFS, QOS_TX2_AIFS, QOS_TX3_AIFS}, |
| 75 | {QOS_TX0_ACM, QOS_TX1_ACM, QOS_TX2_ACM, QOS_TX3_ACM}, |
| 76 | {QOS_TX0_TXOP_LIMIT_OFDM, QOS_TX1_TXOP_LIMIT_OFDM, |
| 77 | QOS_TX2_TXOP_LIMIT_OFDM, QOS_TX3_TXOP_LIMIT_OFDM} |
| 78 | }; |
| 79 | |
| 80 | static struct ieee80211_qos_parameters def_qos_parameters_CCK = { |
| 81 | {QOS_TX0_CW_MIN_CCK, QOS_TX1_CW_MIN_CCK, QOS_TX2_CW_MIN_CCK, |
| 82 | QOS_TX3_CW_MIN_CCK}, |
| 83 | {QOS_TX0_CW_MAX_CCK, QOS_TX1_CW_MAX_CCK, QOS_TX2_CW_MAX_CCK, |
| 84 | QOS_TX3_CW_MAX_CCK}, |
| 85 | {QOS_TX0_AIFS, QOS_TX1_AIFS, QOS_TX2_AIFS, QOS_TX3_AIFS}, |
| 86 | {QOS_TX0_ACM, QOS_TX1_ACM, QOS_TX2_ACM, QOS_TX3_ACM}, |
| 87 | {QOS_TX0_TXOP_LIMIT_CCK, QOS_TX1_TXOP_LIMIT_CCK, QOS_TX2_TXOP_LIMIT_CCK, |
| 88 | QOS_TX3_TXOP_LIMIT_CCK} |
| 89 | }; |
| 90 | |
| 91 | static struct ieee80211_qos_parameters def_parameters_OFDM = { |
| 92 | {DEF_TX0_CW_MIN_OFDM, DEF_TX1_CW_MIN_OFDM, DEF_TX2_CW_MIN_OFDM, |
| 93 | DEF_TX3_CW_MIN_OFDM}, |
| 94 | {DEF_TX0_CW_MAX_OFDM, DEF_TX1_CW_MAX_OFDM, DEF_TX2_CW_MAX_OFDM, |
| 95 | DEF_TX3_CW_MAX_OFDM}, |
| 96 | {DEF_TX0_AIFS, DEF_TX1_AIFS, DEF_TX2_AIFS, DEF_TX3_AIFS}, |
| 97 | {DEF_TX0_ACM, DEF_TX1_ACM, DEF_TX2_ACM, DEF_TX3_ACM}, |
| 98 | {DEF_TX0_TXOP_LIMIT_OFDM, DEF_TX1_TXOP_LIMIT_OFDM, |
| 99 | DEF_TX2_TXOP_LIMIT_OFDM, DEF_TX3_TXOP_LIMIT_OFDM} |
| 100 | }; |
| 101 | |
| 102 | static struct ieee80211_qos_parameters def_parameters_CCK = { |
| 103 | {DEF_TX0_CW_MIN_CCK, DEF_TX1_CW_MIN_CCK, DEF_TX2_CW_MIN_CCK, |
| 104 | DEF_TX3_CW_MIN_CCK}, |
| 105 | {DEF_TX0_CW_MAX_CCK, DEF_TX1_CW_MAX_CCK, DEF_TX2_CW_MAX_CCK, |
| 106 | DEF_TX3_CW_MAX_CCK}, |
| 107 | {DEF_TX0_AIFS, DEF_TX1_AIFS, DEF_TX2_AIFS, DEF_TX3_AIFS}, |
| 108 | {DEF_TX0_ACM, DEF_TX1_ACM, DEF_TX2_ACM, DEF_TX3_ACM}, |
| 109 | {DEF_TX0_TXOP_LIMIT_CCK, DEF_TX1_TXOP_LIMIT_CCK, DEF_TX2_TXOP_LIMIT_CCK, |
| 110 | DEF_TX3_TXOP_LIMIT_CCK} |
| 111 | }; |
| 112 | |
| 113 | static u8 qos_oui[QOS_OUI_LEN] = { 0x00, 0x50, 0xF2 }; |
| 114 | |
| 115 | static int from_priority_to_tx_queue[] = { |
| 116 | IPW_TX_QUEUE_1, IPW_TX_QUEUE_2, IPW_TX_QUEUE_2, IPW_TX_QUEUE_1, |
| 117 | IPW_TX_QUEUE_3, IPW_TX_QUEUE_3, IPW_TX_QUEUE_4, IPW_TX_QUEUE_4 |
| 118 | }; |
| 119 | |
| 120 | static u32 ipw_qos_get_burst_duration(struct ipw_priv *priv); |
| 121 | |
| 122 | static int ipw_send_qos_params_command(struct ipw_priv *priv, struct ieee80211_qos_parameters |
| 123 | *qos_param); |
| 124 | static int ipw_send_qos_info_command(struct ipw_priv *priv, struct ieee80211_qos_information_element |
| 125 | *qos_param); |
| 126 | #endif /* CONFIG_IPW_QOS */ |
| 127 | |
| 128 | static void ipw_remove_current_network(struct ipw_priv *priv); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 129 | static void ipw_rx(struct ipw_priv *priv); |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 130 | static int ipw_queue_tx_reclaim(struct ipw_priv *priv, |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 131 | struct clx2_tx_queue *txq, int qindex); |
| 132 | static int ipw_queue_reset(struct ipw_priv *priv); |
| 133 | |
| 134 | static int ipw_queue_tx_hcmd(struct ipw_priv *priv, int hcmd, void *buf, |
| 135 | int len, int sync); |
| 136 | |
| 137 | static void ipw_tx_queue_free(struct ipw_priv *); |
| 138 | |
| 139 | static struct ipw_rx_queue *ipw_rx_queue_alloc(struct ipw_priv *); |
| 140 | static void ipw_rx_queue_free(struct ipw_priv *, struct ipw_rx_queue *); |
| 141 | static void ipw_rx_queue_replenish(void *); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 142 | static int ipw_up(struct ipw_priv *); |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 143 | static void ipw_bg_up(void *); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 144 | static void ipw_down(struct ipw_priv *); |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 145 | static void ipw_bg_down(void *); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 146 | static int ipw_config(struct ipw_priv *); |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 147 | static int init_supported_rates(struct ipw_priv *priv, |
| 148 | struct ipw_supported_rates *prates); |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 149 | static void ipw_set_hwcrypto_keys(struct ipw_priv *); |
| 150 | static void ipw_send_wep_keys(struct ipw_priv *, int); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 151 | |
Liu Hong | 1fe0adb | 2005-08-19 09:33:10 -0500 | [diff] [blame] | 152 | static int ipw_is_valid_channel(struct ieee80211_device *, u8); |
| 153 | static int ipw_channel_to_index(struct ieee80211_device *, u8); |
| 154 | static u8 ipw_freq_to_channel(struct ieee80211_device *, u32); |
| 155 | static int ipw_set_geo(struct ieee80211_device *, const struct ieee80211_geo *); |
| 156 | static const struct ieee80211_geo *ipw_get_geo(struct ieee80211_device *); |
| 157 | |
James Ketrenos | f6c5cb7 | 2005-08-25 00:39:09 -0500 | [diff] [blame] | 158 | static int snprint_line(char *buf, size_t count, |
| 159 | const u8 * data, u32 len, u32 ofs) |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 160 | { |
| 161 | int out, i, j, l; |
| 162 | char c; |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 163 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 164 | out = snprintf(buf, count, "%08X", ofs); |
| 165 | |
| 166 | for (l = 0, i = 0; i < 2; i++) { |
| 167 | out += snprintf(buf + out, count - out, " "); |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 168 | for (j = 0; j < 8 && l < len; j++, l++) |
| 169 | out += snprintf(buf + out, count - out, "%02X ", |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 170 | data[(i * 8 + j)]); |
| 171 | for (; j < 8; j++) |
| 172 | out += snprintf(buf + out, count - out, " "); |
| 173 | } |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 174 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 175 | out += snprintf(buf + out, count - out, " "); |
| 176 | for (l = 0, i = 0; i < 2; i++) { |
| 177 | out += snprintf(buf + out, count - out, " "); |
| 178 | for (j = 0; j < 8 && l < len; j++, l++) { |
| 179 | c = data[(i * 8 + j)]; |
| 180 | if (!isascii(c) || !isprint(c)) |
| 181 | c = '.'; |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 182 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 183 | out += snprintf(buf + out, count - out, "%c", c); |
| 184 | } |
| 185 | |
| 186 | for (; j < 8; j++) |
| 187 | out += snprintf(buf + out, count - out, " "); |
| 188 | } |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 189 | |
James Ketrenos | f6c5cb7 | 2005-08-25 00:39:09 -0500 | [diff] [blame] | 190 | return out; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 191 | } |
| 192 | |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 193 | static void printk_buf(int level, const u8 * data, u32 len) |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 194 | { |
| 195 | char line[81]; |
| 196 | u32 ofs = 0; |
| 197 | if (!(ipw_debug_level & level)) |
| 198 | return; |
| 199 | |
| 200 | while (len) { |
James Ketrenos | f6c5cb7 | 2005-08-25 00:39:09 -0500 | [diff] [blame] | 201 | snprint_line(line, sizeof(line), &data[ofs], |
| 202 | min(len, 16U), ofs); |
| 203 | printk(KERN_DEBUG "%s\n", line); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 204 | ofs += 16; |
| 205 | len -= min(len, 16U); |
| 206 | } |
| 207 | } |
| 208 | |
James Ketrenos | f6c5cb7 | 2005-08-25 00:39:09 -0500 | [diff] [blame] | 209 | static int snprintk_buf(u8 * output, size_t size, const u8 * data, size_t len) |
| 210 | { |
| 211 | size_t out = size; |
| 212 | u32 ofs = 0; |
| 213 | int total = 0; |
| 214 | |
| 215 | while (size && len) { |
| 216 | out = snprint_line(output, size, &data[ofs], |
| 217 | min_t(size_t, len, 16U), ofs); |
| 218 | |
| 219 | ofs += 16; |
| 220 | output += out; |
| 221 | size -= out; |
| 222 | len -= min_t(size_t, len, 16U); |
| 223 | total += out; |
| 224 | } |
| 225 | return total; |
| 226 | } |
| 227 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 228 | static u32 _ipw_read_reg32(struct ipw_priv *priv, u32 reg); |
| 229 | #define ipw_read_reg32(a, b) _ipw_read_reg32(a, b) |
| 230 | |
| 231 | static u8 _ipw_read_reg8(struct ipw_priv *ipw, u32 reg); |
| 232 | #define ipw_read_reg8(a, b) _ipw_read_reg8(a, b) |
| 233 | |
| 234 | static void _ipw_write_reg8(struct ipw_priv *priv, u32 reg, u8 value); |
| 235 | static inline void ipw_write_reg8(struct ipw_priv *a, u32 b, u8 c) |
| 236 | { |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 237 | IPW_DEBUG_IO("%s %d: write_indirect8(0x%08X, 0x%08X)\n", __FILE__, |
| 238 | __LINE__, (u32) (b), (u32) (c)); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 239 | _ipw_write_reg8(a, b, c); |
| 240 | } |
| 241 | |
| 242 | static void _ipw_write_reg16(struct ipw_priv *priv, u32 reg, u16 value); |
| 243 | static inline void ipw_write_reg16(struct ipw_priv *a, u32 b, u16 c) |
| 244 | { |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 245 | IPW_DEBUG_IO("%s %d: write_indirect16(0x%08X, 0x%08X)\n", __FILE__, |
| 246 | __LINE__, (u32) (b), (u32) (c)); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 247 | _ipw_write_reg16(a, b, c); |
| 248 | } |
| 249 | |
| 250 | static void _ipw_write_reg32(struct ipw_priv *priv, u32 reg, u32 value); |
| 251 | static inline void ipw_write_reg32(struct ipw_priv *a, u32 b, u32 c) |
| 252 | { |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 253 | IPW_DEBUG_IO("%s %d: write_indirect32(0x%08X, 0x%08X)\n", __FILE__, |
| 254 | __LINE__, (u32) (b), (u32) (c)); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 255 | _ipw_write_reg32(a, b, c); |
| 256 | } |
| 257 | |
| 258 | #define _ipw_write8(ipw, ofs, val) writeb((val), (ipw)->hw_base + (ofs)) |
| 259 | #define ipw_write8(ipw, ofs, val) \ |
| 260 | IPW_DEBUG_IO("%s %d: write_direct8(0x%08X, 0x%08X)\n", __FILE__, __LINE__, (u32)(ofs), (u32)(val)); \ |
| 261 | _ipw_write8(ipw, ofs, val) |
| 262 | |
| 263 | #define _ipw_write16(ipw, ofs, val) writew((val), (ipw)->hw_base + (ofs)) |
| 264 | #define ipw_write16(ipw, ofs, val) \ |
| 265 | IPW_DEBUG_IO("%s %d: write_direct16(0x%08X, 0x%08X)\n", __FILE__, __LINE__, (u32)(ofs), (u32)(val)); \ |
| 266 | _ipw_write16(ipw, ofs, val) |
| 267 | |
| 268 | #define _ipw_write32(ipw, ofs, val) writel((val), (ipw)->hw_base + (ofs)) |
| 269 | #define ipw_write32(ipw, ofs, val) \ |
| 270 | IPW_DEBUG_IO("%s %d: write_direct32(0x%08X, 0x%08X)\n", __FILE__, __LINE__, (u32)(ofs), (u32)(val)); \ |
| 271 | _ipw_write32(ipw, ofs, val) |
| 272 | |
| 273 | #define _ipw_read8(ipw, ofs) readb((ipw)->hw_base + (ofs)) |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 274 | static inline u8 __ipw_read8(char *f, u32 l, struct ipw_priv *ipw, u32 ofs) |
| 275 | { |
| 276 | IPW_DEBUG_IO("%s %d: read_direct8(0x%08X)\n", f, l, (u32) (ofs)); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 277 | return _ipw_read8(ipw, ofs); |
| 278 | } |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 279 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 280 | #define ipw_read8(ipw, ofs) __ipw_read8(__FILE__, __LINE__, ipw, ofs) |
| 281 | |
| 282 | #define _ipw_read16(ipw, ofs) readw((ipw)->hw_base + (ofs)) |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 283 | static inline u16 __ipw_read16(char *f, u32 l, struct ipw_priv *ipw, u32 ofs) |
| 284 | { |
| 285 | IPW_DEBUG_IO("%s %d: read_direct16(0x%08X)\n", f, l, (u32) (ofs)); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 286 | return _ipw_read16(ipw, ofs); |
| 287 | } |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 288 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 289 | #define ipw_read16(ipw, ofs) __ipw_read16(__FILE__, __LINE__, ipw, ofs) |
| 290 | |
| 291 | #define _ipw_read32(ipw, ofs) readl((ipw)->hw_base + (ofs)) |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 292 | static inline u32 __ipw_read32(char *f, u32 l, struct ipw_priv *ipw, u32 ofs) |
| 293 | { |
| 294 | IPW_DEBUG_IO("%s %d: read_direct32(0x%08X)\n", f, l, (u32) (ofs)); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 295 | return _ipw_read32(ipw, ofs); |
| 296 | } |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 297 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 298 | #define ipw_read32(ipw, ofs) __ipw_read32(__FILE__, __LINE__, ipw, ofs) |
| 299 | |
| 300 | static void _ipw_read_indirect(struct ipw_priv *, u32, u8 *, int); |
James Ketrenos | f6c5cb7 | 2005-08-25 00:39:09 -0500 | [diff] [blame] | 301 | static inline void __ipw_read_indirect(const char *f, int l, |
| 302 | struct ipw_priv *a, u32 b, u8 * c, int d) |
| 303 | { |
| 304 | IPW_DEBUG_IO("%s %d: read_indirect(0x%08X) %d bytes\n", f, l, (u32) (b), |
| 305 | d); |
| 306 | _ipw_read_indirect(a, b, c, d); |
| 307 | } |
| 308 | |
| 309 | #define ipw_read_indirect(a, b, c, d) __ipw_read_indirect(__FILE__, __LINE__, a, b, c, d) |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 310 | |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 311 | static void _ipw_write_indirect(struct ipw_priv *priv, u32 addr, u8 * data, |
| 312 | int num); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 313 | #define ipw_write_indirect(a, b, c, d) \ |
| 314 | IPW_DEBUG_IO("%s %d: write_indirect(0x%08X) %d bytes\n", __FILE__, __LINE__, (u32)(b), d); \ |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 315 | _ipw_write_indirect(a, b, c, d) |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 316 | |
| 317 | /* indirect write s */ |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 318 | static void _ipw_write_reg32(struct ipw_priv *priv, u32 reg, u32 value) |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 319 | { |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 320 | IPW_DEBUG_IO(" %p : reg = 0x%8X : value = 0x%8X\n", priv, reg, value); |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 321 | _ipw_write32(priv, IPW_INDIRECT_ADDR, reg); |
| 322 | _ipw_write32(priv, IPW_INDIRECT_DATA, value); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 323 | } |
| 324 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 325 | static void _ipw_write_reg8(struct ipw_priv *priv, u32 reg, u8 value) |
| 326 | { |
| 327 | IPW_DEBUG_IO(" reg = 0x%8X : value = 0x%8X\n", reg, value); |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 328 | _ipw_write32(priv, IPW_INDIRECT_ADDR, reg & IPW_INDIRECT_ADDR_MASK); |
| 329 | _ipw_write8(priv, IPW_INDIRECT_DATA, value); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 330 | } |
| 331 | |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 332 | static void _ipw_write_reg16(struct ipw_priv *priv, u32 reg, u16 value) |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 333 | { |
| 334 | IPW_DEBUG_IO(" reg = 0x%8X : value = 0x%8X\n", reg, value); |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 335 | _ipw_write32(priv, IPW_INDIRECT_ADDR, reg & IPW_INDIRECT_ADDR_MASK); |
| 336 | _ipw_write16(priv, IPW_INDIRECT_DATA, value); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 337 | } |
| 338 | |
| 339 | /* indirect read s */ |
| 340 | |
| 341 | static u8 _ipw_read_reg8(struct ipw_priv *priv, u32 reg) |
| 342 | { |
| 343 | u32 word; |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 344 | _ipw_write32(priv, IPW_INDIRECT_ADDR, reg & IPW_INDIRECT_ADDR_MASK); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 345 | IPW_DEBUG_IO(" reg = 0x%8X : \n", reg); |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 346 | word = _ipw_read32(priv, IPW_INDIRECT_DATA); |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 347 | return (word >> ((reg & 0x3) * 8)) & 0xff; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 348 | } |
| 349 | |
| 350 | static u32 _ipw_read_reg32(struct ipw_priv *priv, u32 reg) |
| 351 | { |
| 352 | u32 value; |
| 353 | |
| 354 | IPW_DEBUG_IO("%p : reg = 0x%08x\n", priv, reg); |
| 355 | |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 356 | _ipw_write32(priv, IPW_INDIRECT_ADDR, reg); |
| 357 | value = _ipw_read32(priv, IPW_INDIRECT_DATA); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 358 | IPW_DEBUG_IO(" reg = 0x%4X : value = 0x%4x \n", reg, value); |
| 359 | return value; |
| 360 | } |
| 361 | |
| 362 | /* iterative/auto-increment 32 bit reads and writes */ |
| 363 | static void _ipw_read_indirect(struct ipw_priv *priv, u32 addr, u8 * buf, |
| 364 | int num) |
| 365 | { |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 366 | u32 aligned_addr = addr & IPW_INDIRECT_ADDR_MASK; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 367 | u32 dif_len = addr - aligned_addr; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 368 | u32 i; |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 369 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 370 | IPW_DEBUG_IO("addr = %i, buf = %p, num = %i\n", addr, buf, num); |
| 371 | |
James Ketrenos | ea2b26e | 2005-08-24 21:25:16 -0500 | [diff] [blame] | 372 | if (num <= 0) { |
| 373 | return; |
| 374 | } |
| 375 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 376 | /* Read the first nibble byte by byte */ |
| 377 | if (unlikely(dif_len)) { |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 378 | _ipw_write32(priv, IPW_INDIRECT_ADDR, aligned_addr); |
James Ketrenos | ea2b26e | 2005-08-24 21:25:16 -0500 | [diff] [blame] | 379 | /* Start reading at aligned_addr + dif_len */ |
| 380 | for (i = dif_len; ((i < 4) && (num > 0)); i++, num--) |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 381 | *buf++ = _ipw_read8(priv, IPW_INDIRECT_DATA + i); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 382 | aligned_addr += 4; |
| 383 | } |
| 384 | |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 385 | _ipw_write32(priv, IPW_AUTOINC_ADDR, aligned_addr); |
James Ketrenos | ea2b26e | 2005-08-24 21:25:16 -0500 | [diff] [blame] | 386 | for (; num >= 4; buf += 4, aligned_addr += 4, num -= 4) |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 387 | *(u32 *) buf = _ipw_read32(priv, IPW_AUTOINC_DATA); |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 388 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 389 | /* Copy the last nibble */ |
James Ketrenos | ea2b26e | 2005-08-24 21:25:16 -0500 | [diff] [blame] | 390 | if (unlikely(num)) { |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 391 | _ipw_write32(priv, IPW_INDIRECT_ADDR, aligned_addr); |
James Ketrenos | ea2b26e | 2005-08-24 21:25:16 -0500 | [diff] [blame] | 392 | for (i = 0; num > 0; i++, num--) |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 393 | *buf++ = ipw_read8(priv, IPW_INDIRECT_DATA + i); |
James Ketrenos | ea2b26e | 2005-08-24 21:25:16 -0500 | [diff] [blame] | 394 | } |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 395 | } |
| 396 | |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 397 | static void _ipw_write_indirect(struct ipw_priv *priv, u32 addr, u8 * buf, |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 398 | int num) |
| 399 | { |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 400 | u32 aligned_addr = addr & IPW_INDIRECT_ADDR_MASK; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 401 | u32 dif_len = addr - aligned_addr; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 402 | u32 i; |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 403 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 404 | IPW_DEBUG_IO("addr = %i, buf = %p, num = %i\n", addr, buf, num); |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 405 | |
James Ketrenos | ea2b26e | 2005-08-24 21:25:16 -0500 | [diff] [blame] | 406 | if (num <= 0) { |
| 407 | return; |
| 408 | } |
| 409 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 410 | /* Write the first nibble byte by byte */ |
| 411 | if (unlikely(dif_len)) { |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 412 | _ipw_write32(priv, IPW_INDIRECT_ADDR, aligned_addr); |
James Ketrenos | ea2b26e | 2005-08-24 21:25:16 -0500 | [diff] [blame] | 413 | /* Start reading at aligned_addr + dif_len */ |
| 414 | for (i = dif_len; ((i < 4) && (num > 0)); i++, num--, buf++) |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 415 | _ipw_write8(priv, IPW_INDIRECT_DATA + i, *buf); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 416 | aligned_addr += 4; |
| 417 | } |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 418 | |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 419 | _ipw_write32(priv, IPW_AUTOINC_ADDR, aligned_addr); |
James Ketrenos | ea2b26e | 2005-08-24 21:25:16 -0500 | [diff] [blame] | 420 | for (; num >= 4; buf += 4, aligned_addr += 4, num -= 4) |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 421 | _ipw_write32(priv, IPW_AUTOINC_DATA, *(u32 *) buf); |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 422 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 423 | /* Copy the last nibble */ |
James Ketrenos | ea2b26e | 2005-08-24 21:25:16 -0500 | [diff] [blame] | 424 | if (unlikely(num)) { |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 425 | _ipw_write32(priv, IPW_INDIRECT_ADDR, aligned_addr); |
James Ketrenos | ea2b26e | 2005-08-24 21:25:16 -0500 | [diff] [blame] | 426 | for (i = 0; num > 0; i++, num--, buf++) |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 427 | _ipw_write8(priv, IPW_INDIRECT_DATA + i, *buf); |
James Ketrenos | ea2b26e | 2005-08-24 21:25:16 -0500 | [diff] [blame] | 428 | } |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 429 | } |
| 430 | |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 431 | static void ipw_write_direct(struct ipw_priv *priv, u32 addr, void *buf, |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 432 | int num) |
| 433 | { |
| 434 | memcpy_toio((priv->hw_base + addr), buf, num); |
| 435 | } |
| 436 | |
| 437 | static inline void ipw_set_bit(struct ipw_priv *priv, u32 reg, u32 mask) |
| 438 | { |
| 439 | ipw_write32(priv, reg, ipw_read32(priv, reg) | mask); |
| 440 | } |
| 441 | |
| 442 | static inline void ipw_clear_bit(struct ipw_priv *priv, u32 reg, u32 mask) |
| 443 | { |
| 444 | ipw_write32(priv, reg, ipw_read32(priv, reg) & ~mask); |
| 445 | } |
| 446 | |
| 447 | static inline void ipw_enable_interrupts(struct ipw_priv *priv) |
| 448 | { |
| 449 | if (priv->status & STATUS_INT_ENABLED) |
| 450 | return; |
| 451 | priv->status |= STATUS_INT_ENABLED; |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 452 | ipw_write32(priv, IPW_INTA_MASK_R, IPW_INTA_MASK_ALL); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 453 | } |
| 454 | |
| 455 | static inline void ipw_disable_interrupts(struct ipw_priv *priv) |
| 456 | { |
| 457 | if (!(priv->status & STATUS_INT_ENABLED)) |
| 458 | return; |
| 459 | priv->status &= ~STATUS_INT_ENABLED; |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 460 | ipw_write32(priv, IPW_INTA_MASK_R, ~IPW_INTA_MASK_ALL); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 461 | } |
| 462 | |
James Ketrenos | b39860c | 2005-08-12 09:36:32 -0500 | [diff] [blame] | 463 | #ifdef CONFIG_IPW_DEBUG |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 464 | static char *ipw_error_desc(u32 val) |
| 465 | { |
| 466 | switch (val) { |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 467 | case IPW_FW_ERROR_OK: |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 468 | return "ERROR_OK"; |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 469 | case IPW_FW_ERROR_FAIL: |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 470 | return "ERROR_FAIL"; |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 471 | case IPW_FW_ERROR_MEMORY_UNDERFLOW: |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 472 | return "MEMORY_UNDERFLOW"; |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 473 | case IPW_FW_ERROR_MEMORY_OVERFLOW: |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 474 | return "MEMORY_OVERFLOW"; |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 475 | case IPW_FW_ERROR_BAD_PARAM: |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 476 | return "BAD_PARAM"; |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 477 | case IPW_FW_ERROR_BAD_CHECKSUM: |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 478 | return "BAD_CHECKSUM"; |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 479 | case IPW_FW_ERROR_NMI_INTERRUPT: |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 480 | return "NMI_INTERRUPT"; |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 481 | case IPW_FW_ERROR_BAD_DATABASE: |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 482 | return "BAD_DATABASE"; |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 483 | case IPW_FW_ERROR_ALLOC_FAIL: |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 484 | return "ALLOC_FAIL"; |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 485 | case IPW_FW_ERROR_DMA_UNDERRUN: |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 486 | return "DMA_UNDERRUN"; |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 487 | case IPW_FW_ERROR_DMA_STATUS: |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 488 | return "DMA_STATUS"; |
| 489 | case IPW_FW_ERROR_DINO_ERROR: |
| 490 | return "DINO_ERROR"; |
| 491 | case IPW_FW_ERROR_EEPROM_ERROR: |
| 492 | return "EEPROM_ERROR"; |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 493 | case IPW_FW_ERROR_SYSASSERT: |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 494 | return "SYSASSERT"; |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 495 | case IPW_FW_ERROR_FATAL_ERROR: |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 496 | return "FATAL_ERROR"; |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 497 | default: |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 498 | return "UNKNOWN_ERROR"; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 499 | } |
| 500 | } |
| 501 | |
James Ketrenos | b39860c | 2005-08-12 09:36:32 -0500 | [diff] [blame] | 502 | static void ipw_dump_error_log(struct ipw_priv *priv, |
| 503 | struct ipw_fw_error *error) |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 504 | { |
James Ketrenos | b39860c | 2005-08-12 09:36:32 -0500 | [diff] [blame] | 505 | u32 i; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 506 | |
James Ketrenos | b39860c | 2005-08-12 09:36:32 -0500 | [diff] [blame] | 507 | if (!error) { |
| 508 | IPW_ERROR("Error allocating and capturing error log. " |
| 509 | "Nothing to dump.\n"); |
| 510 | return; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 511 | } |
| 512 | |
James Ketrenos | b39860c | 2005-08-12 09:36:32 -0500 | [diff] [blame] | 513 | IPW_ERROR("Start IPW Error Log Dump:\n"); |
| 514 | IPW_ERROR("Status: 0x%08X, Config: %08X\n", |
| 515 | error->status, error->config); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 516 | |
James Ketrenos | b39860c | 2005-08-12 09:36:32 -0500 | [diff] [blame] | 517 | for (i = 0; i < error->elem_len; i++) |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 518 | IPW_ERROR("%s %i 0x%08x 0x%08x 0x%08x 0x%08x 0x%08x\n", |
James Ketrenos | b39860c | 2005-08-12 09:36:32 -0500 | [diff] [blame] | 519 | ipw_error_desc(error->elem[i].desc), |
| 520 | error->elem[i].time, |
| 521 | error->elem[i].blink1, |
| 522 | error->elem[i].blink2, |
| 523 | error->elem[i].link1, |
| 524 | error->elem[i].link2, error->elem[i].data); |
| 525 | for (i = 0; i < error->log_len; i++) |
| 526 | IPW_ERROR("%i\t0x%08x\t%i\n", |
| 527 | error->log[i].time, |
| 528 | error->log[i].event, error->log[i].data); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 529 | } |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 530 | #endif |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 531 | |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 532 | static inline int ipw_is_init(struct ipw_priv *priv) |
| 533 | { |
| 534 | return (priv->status & STATUS_INIT) ? 1 : 0; |
| 535 | } |
| 536 | |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 537 | static int ipw_get_ordinal(struct ipw_priv *priv, u32 ord, void *val, u32 * len) |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 538 | { |
| 539 | u32 addr, field_info, field_len, field_count, total_len; |
| 540 | |
| 541 | IPW_DEBUG_ORD("ordinal = %i\n", ord); |
| 542 | |
| 543 | if (!priv || !val || !len) { |
| 544 | IPW_DEBUG_ORD("Invalid argument\n"); |
| 545 | return -EINVAL; |
| 546 | } |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 547 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 548 | /* verify device ordinal tables have been initialized */ |
| 549 | if (!priv->table0_addr || !priv->table1_addr || !priv->table2_addr) { |
| 550 | IPW_DEBUG_ORD("Access ordinals before initialization\n"); |
| 551 | return -EINVAL; |
| 552 | } |
| 553 | |
| 554 | switch (IPW_ORD_TABLE_ID_MASK & ord) { |
| 555 | case IPW_ORD_TABLE_0_MASK: |
| 556 | /* |
| 557 | * TABLE 0: Direct access to a table of 32 bit values |
| 558 | * |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 559 | * This is a very simple table with the data directly |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 560 | * read from the table |
| 561 | */ |
| 562 | |
| 563 | /* remove the table id from the ordinal */ |
| 564 | ord &= IPW_ORD_TABLE_VALUE_MASK; |
| 565 | |
| 566 | /* boundary check */ |
| 567 | if (ord > priv->table0_len) { |
| 568 | IPW_DEBUG_ORD("ordinal value (%i) longer then " |
| 569 | "max (%i)\n", ord, priv->table0_len); |
| 570 | return -EINVAL; |
| 571 | } |
| 572 | |
| 573 | /* verify we have enough room to store the value */ |
| 574 | if (*len < sizeof(u32)) { |
| 575 | IPW_DEBUG_ORD("ordinal buffer length too small, " |
Jiri Benc | aaa4d30 | 2005-06-07 14:58:41 +0200 | [diff] [blame] | 576 | "need %zd\n", sizeof(u32)); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 577 | return -EINVAL; |
| 578 | } |
| 579 | |
| 580 | IPW_DEBUG_ORD("Reading TABLE0[%i] from offset 0x%08x\n", |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 581 | ord, priv->table0_addr + (ord << 2)); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 582 | |
| 583 | *len = sizeof(u32); |
| 584 | ord <<= 2; |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 585 | *((u32 *) val) = ipw_read32(priv, priv->table0_addr + ord); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 586 | break; |
| 587 | |
| 588 | case IPW_ORD_TABLE_1_MASK: |
| 589 | /* |
| 590 | * TABLE 1: Indirect access to a table of 32 bit values |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 591 | * |
| 592 | * This is a fairly large table of u32 values each |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 593 | * representing starting addr for the data (which is |
| 594 | * also a u32) |
| 595 | */ |
| 596 | |
| 597 | /* remove the table id from the ordinal */ |
| 598 | ord &= IPW_ORD_TABLE_VALUE_MASK; |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 599 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 600 | /* boundary check */ |
| 601 | if (ord > priv->table1_len) { |
| 602 | IPW_DEBUG_ORD("ordinal value too long\n"); |
| 603 | return -EINVAL; |
| 604 | } |
| 605 | |
| 606 | /* verify we have enough room to store the value */ |
| 607 | if (*len < sizeof(u32)) { |
| 608 | IPW_DEBUG_ORD("ordinal buffer length too small, " |
Jiri Benc | aaa4d30 | 2005-06-07 14:58:41 +0200 | [diff] [blame] | 609 | "need %zd\n", sizeof(u32)); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 610 | return -EINVAL; |
| 611 | } |
| 612 | |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 613 | *((u32 *) val) = |
| 614 | ipw_read_reg32(priv, (priv->table1_addr + (ord << 2))); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 615 | *len = sizeof(u32); |
| 616 | break; |
| 617 | |
| 618 | case IPW_ORD_TABLE_2_MASK: |
| 619 | /* |
| 620 | * TABLE 2: Indirect access to a table of variable sized values |
| 621 | * |
| 622 | * This table consist of six values, each containing |
| 623 | * - dword containing the starting offset of the data |
| 624 | * - dword containing the lengh in the first 16bits |
| 625 | * and the count in the second 16bits |
| 626 | */ |
| 627 | |
| 628 | /* remove the table id from the ordinal */ |
| 629 | ord &= IPW_ORD_TABLE_VALUE_MASK; |
| 630 | |
| 631 | /* boundary check */ |
| 632 | if (ord > priv->table2_len) { |
| 633 | IPW_DEBUG_ORD("ordinal value too long\n"); |
| 634 | return -EINVAL; |
| 635 | } |
| 636 | |
| 637 | /* get the address of statistic */ |
| 638 | addr = ipw_read_reg32(priv, priv->table2_addr + (ord << 3)); |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 639 | |
| 640 | /* get the second DW of statistics ; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 641 | * two 16-bit words - first is length, second is count */ |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 642 | field_info = |
| 643 | ipw_read_reg32(priv, |
| 644 | priv->table2_addr + (ord << 3) + |
| 645 | sizeof(u32)); |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 646 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 647 | /* get each entry length */ |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 648 | field_len = *((u16 *) & field_info); |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 649 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 650 | /* get number of entries */ |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 651 | field_count = *(((u16 *) & field_info) + 1); |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 652 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 653 | /* abort if not enought memory */ |
| 654 | total_len = field_len * field_count; |
| 655 | if (total_len > *len) { |
| 656 | *len = total_len; |
| 657 | return -EINVAL; |
| 658 | } |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 659 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 660 | *len = total_len; |
| 661 | if (!total_len) |
| 662 | return 0; |
| 663 | |
| 664 | IPW_DEBUG_ORD("addr = 0x%08x, total_len = %i, " |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 665 | "field_info = 0x%08x\n", |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 666 | addr, total_len, field_info); |
| 667 | ipw_read_indirect(priv, addr, val, total_len); |
| 668 | break; |
| 669 | |
| 670 | default: |
| 671 | IPW_DEBUG_ORD("Invalid ordinal!\n"); |
| 672 | return -EINVAL; |
| 673 | |
| 674 | } |
| 675 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 676 | return 0; |
| 677 | } |
| 678 | |
| 679 | static void ipw_init_ordinals(struct ipw_priv *priv) |
| 680 | { |
| 681 | priv->table0_addr = IPW_ORDINALS_TABLE_LOWER; |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 682 | priv->table0_len = ipw_read32(priv, priv->table0_addr); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 683 | |
| 684 | IPW_DEBUG_ORD("table 0 offset at 0x%08x, len = %i\n", |
| 685 | priv->table0_addr, priv->table0_len); |
| 686 | |
| 687 | priv->table1_addr = ipw_read32(priv, IPW_ORDINALS_TABLE_1); |
| 688 | priv->table1_len = ipw_read_reg32(priv, priv->table1_addr); |
| 689 | |
| 690 | IPW_DEBUG_ORD("table 1 offset at 0x%08x, len = %i\n", |
| 691 | priv->table1_addr, priv->table1_len); |
| 692 | |
| 693 | priv->table2_addr = ipw_read32(priv, IPW_ORDINALS_TABLE_2); |
| 694 | priv->table2_len = ipw_read_reg32(priv, priv->table2_addr); |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 695 | priv->table2_len &= 0x0000ffff; /* use first two bytes */ |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 696 | |
| 697 | IPW_DEBUG_ORD("table 2 offset at 0x%08x, len = %i\n", |
| 698 | priv->table2_addr, priv->table2_len); |
| 699 | |
| 700 | } |
| 701 | |
James Ketrenos | a613bff | 2005-08-24 21:43:11 -0500 | [diff] [blame] | 702 | u32 ipw_register_toggle(u32 reg) |
| 703 | { |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 704 | reg &= ~IPW_START_STANDBY; |
| 705 | if (reg & IPW_GATE_ODMA) |
| 706 | reg &= ~IPW_GATE_ODMA; |
| 707 | if (reg & IPW_GATE_IDMA) |
| 708 | reg &= ~IPW_GATE_IDMA; |
| 709 | if (reg & IPW_GATE_ADMA) |
| 710 | reg &= ~IPW_GATE_ADMA; |
James Ketrenos | a613bff | 2005-08-24 21:43:11 -0500 | [diff] [blame] | 711 | return reg; |
| 712 | } |
| 713 | |
| 714 | /* |
| 715 | * LED behavior: |
| 716 | * - On radio ON, turn on any LEDs that require to be on during start |
| 717 | * - On initialization, start unassociated blink |
| 718 | * - On association, disable unassociated blink |
| 719 | * - On disassociation, start unassociated blink |
| 720 | * - On radio OFF, turn off any LEDs started during radio on |
| 721 | * |
| 722 | */ |
| 723 | #define LD_TIME_LINK_ON 300 |
| 724 | #define LD_TIME_LINK_OFF 2700 |
| 725 | #define LD_TIME_ACT_ON 250 |
| 726 | |
| 727 | void ipw_led_link_on(struct ipw_priv *priv) |
| 728 | { |
| 729 | unsigned long flags; |
| 730 | u32 led; |
| 731 | |
| 732 | /* If configured to not use LEDs, or nic_type is 1, |
| 733 | * then we don't toggle a LINK led */ |
| 734 | if (priv->config & CFG_NO_LED || priv->nic_type == EEPROM_NIC_TYPE_1) |
| 735 | return; |
| 736 | |
| 737 | spin_lock_irqsave(&priv->lock, flags); |
| 738 | |
| 739 | if (!(priv->status & STATUS_RF_KILL_MASK) && |
| 740 | !(priv->status & STATUS_LED_LINK_ON)) { |
| 741 | IPW_DEBUG_LED("Link LED On\n"); |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 742 | led = ipw_read_reg32(priv, IPW_EVENT_REG); |
James Ketrenos | a613bff | 2005-08-24 21:43:11 -0500 | [diff] [blame] | 743 | led |= priv->led_association_on; |
| 744 | |
| 745 | led = ipw_register_toggle(led); |
| 746 | |
| 747 | IPW_DEBUG_LED("Reg: 0x%08X\n", led); |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 748 | ipw_write_reg32(priv, IPW_EVENT_REG, led); |
James Ketrenos | a613bff | 2005-08-24 21:43:11 -0500 | [diff] [blame] | 749 | |
| 750 | priv->status |= STATUS_LED_LINK_ON; |
| 751 | |
| 752 | /* If we aren't associated, schedule turning the LED off */ |
| 753 | if (!(priv->status & STATUS_ASSOCIATED)) |
| 754 | queue_delayed_work(priv->workqueue, |
| 755 | &priv->led_link_off, |
| 756 | LD_TIME_LINK_ON); |
| 757 | } |
| 758 | |
| 759 | spin_unlock_irqrestore(&priv->lock, flags); |
| 760 | } |
| 761 | |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 762 | static void ipw_bg_led_link_on(void *data) |
| 763 | { |
| 764 | struct ipw_priv *priv = data; |
| 765 | down(&priv->sem); |
| 766 | ipw_led_link_on(data); |
| 767 | up(&priv->sem); |
| 768 | } |
| 769 | |
James Ketrenos | a613bff | 2005-08-24 21:43:11 -0500 | [diff] [blame] | 770 | void ipw_led_link_off(struct ipw_priv *priv) |
| 771 | { |
| 772 | unsigned long flags; |
| 773 | u32 led; |
| 774 | |
| 775 | /* If configured not to use LEDs, or nic type is 1, |
| 776 | * then we don't goggle the LINK led. */ |
| 777 | if (priv->config & CFG_NO_LED || priv->nic_type == EEPROM_NIC_TYPE_1) |
| 778 | return; |
| 779 | |
| 780 | spin_lock_irqsave(&priv->lock, flags); |
| 781 | |
| 782 | if (priv->status & STATUS_LED_LINK_ON) { |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 783 | led = ipw_read_reg32(priv, IPW_EVENT_REG); |
James Ketrenos | a613bff | 2005-08-24 21:43:11 -0500 | [diff] [blame] | 784 | led &= priv->led_association_off; |
| 785 | led = ipw_register_toggle(led); |
| 786 | |
| 787 | IPW_DEBUG_LED("Reg: 0x%08X\n", led); |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 788 | ipw_write_reg32(priv, IPW_EVENT_REG, led); |
James Ketrenos | a613bff | 2005-08-24 21:43:11 -0500 | [diff] [blame] | 789 | |
| 790 | IPW_DEBUG_LED("Link LED Off\n"); |
| 791 | |
| 792 | priv->status &= ~STATUS_LED_LINK_ON; |
| 793 | |
| 794 | /* If we aren't associated and the radio is on, schedule |
| 795 | * turning the LED on (blink while unassociated) */ |
| 796 | if (!(priv->status & STATUS_RF_KILL_MASK) && |
| 797 | !(priv->status & STATUS_ASSOCIATED)) |
| 798 | queue_delayed_work(priv->workqueue, &priv->led_link_on, |
| 799 | LD_TIME_LINK_OFF); |
| 800 | |
| 801 | } |
| 802 | |
| 803 | spin_unlock_irqrestore(&priv->lock, flags); |
| 804 | } |
| 805 | |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 806 | static void ipw_bg_led_link_off(void *data) |
| 807 | { |
| 808 | struct ipw_priv *priv = data; |
| 809 | down(&priv->sem); |
| 810 | ipw_led_link_off(data); |
| 811 | up(&priv->sem); |
| 812 | } |
| 813 | |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 814 | static inline void __ipw_led_activity_on(struct ipw_priv *priv) |
James Ketrenos | a613bff | 2005-08-24 21:43:11 -0500 | [diff] [blame] | 815 | { |
James Ketrenos | a613bff | 2005-08-24 21:43:11 -0500 | [diff] [blame] | 816 | u32 led; |
| 817 | |
| 818 | if (priv->config & CFG_NO_LED) |
| 819 | return; |
| 820 | |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 821 | if (priv->status & STATUS_RF_KILL_MASK) |
James Ketrenos | a613bff | 2005-08-24 21:43:11 -0500 | [diff] [blame] | 822 | return; |
James Ketrenos | a613bff | 2005-08-24 21:43:11 -0500 | [diff] [blame] | 823 | |
| 824 | if (!(priv->status & STATUS_LED_ACT_ON)) { |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 825 | led = ipw_read_reg32(priv, IPW_EVENT_REG); |
James Ketrenos | a613bff | 2005-08-24 21:43:11 -0500 | [diff] [blame] | 826 | led |= priv->led_activity_on; |
| 827 | |
| 828 | led = ipw_register_toggle(led); |
| 829 | |
| 830 | IPW_DEBUG_LED("Reg: 0x%08X\n", led); |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 831 | ipw_write_reg32(priv, IPW_EVENT_REG, led); |
James Ketrenos | a613bff | 2005-08-24 21:43:11 -0500 | [diff] [blame] | 832 | |
| 833 | IPW_DEBUG_LED("Activity LED On\n"); |
| 834 | |
| 835 | priv->status |= STATUS_LED_ACT_ON; |
| 836 | |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 837 | cancel_delayed_work(&priv->led_act_off); |
James Ketrenos | a613bff | 2005-08-24 21:43:11 -0500 | [diff] [blame] | 838 | queue_delayed_work(priv->workqueue, &priv->led_act_off, |
| 839 | LD_TIME_ACT_ON); |
| 840 | } else { |
| 841 | /* Reschedule LED off for full time period */ |
| 842 | cancel_delayed_work(&priv->led_act_off); |
| 843 | queue_delayed_work(priv->workqueue, &priv->led_act_off, |
| 844 | LD_TIME_ACT_ON); |
| 845 | } |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 846 | } |
James Ketrenos | a613bff | 2005-08-24 21:43:11 -0500 | [diff] [blame] | 847 | |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 848 | void ipw_led_activity_on(struct ipw_priv *priv) |
| 849 | { |
| 850 | unsigned long flags; |
| 851 | spin_lock_irqsave(&priv->lock, flags); |
| 852 | __ipw_led_activity_on(priv); |
James Ketrenos | a613bff | 2005-08-24 21:43:11 -0500 | [diff] [blame] | 853 | spin_unlock_irqrestore(&priv->lock, flags); |
| 854 | } |
| 855 | |
| 856 | void ipw_led_activity_off(struct ipw_priv *priv) |
| 857 | { |
| 858 | unsigned long flags; |
| 859 | u32 led; |
| 860 | |
| 861 | if (priv->config & CFG_NO_LED) |
| 862 | return; |
| 863 | |
| 864 | spin_lock_irqsave(&priv->lock, flags); |
| 865 | |
| 866 | if (priv->status & STATUS_LED_ACT_ON) { |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 867 | led = ipw_read_reg32(priv, IPW_EVENT_REG); |
James Ketrenos | a613bff | 2005-08-24 21:43:11 -0500 | [diff] [blame] | 868 | led &= priv->led_activity_off; |
| 869 | |
| 870 | led = ipw_register_toggle(led); |
| 871 | |
| 872 | IPW_DEBUG_LED("Reg: 0x%08X\n", led); |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 873 | ipw_write_reg32(priv, IPW_EVENT_REG, led); |
James Ketrenos | a613bff | 2005-08-24 21:43:11 -0500 | [diff] [blame] | 874 | |
| 875 | IPW_DEBUG_LED("Activity LED Off\n"); |
| 876 | |
| 877 | priv->status &= ~STATUS_LED_ACT_ON; |
| 878 | } |
| 879 | |
| 880 | spin_unlock_irqrestore(&priv->lock, flags); |
| 881 | } |
| 882 | |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 883 | static void ipw_bg_led_activity_off(void *data) |
| 884 | { |
| 885 | struct ipw_priv *priv = data; |
| 886 | down(&priv->sem); |
| 887 | ipw_led_activity_off(data); |
| 888 | up(&priv->sem); |
| 889 | } |
| 890 | |
James Ketrenos | a613bff | 2005-08-24 21:43:11 -0500 | [diff] [blame] | 891 | void ipw_led_band_on(struct ipw_priv *priv) |
| 892 | { |
| 893 | unsigned long flags; |
| 894 | u32 led; |
| 895 | |
| 896 | /* Only nic type 1 supports mode LEDs */ |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 897 | if (priv->config & CFG_NO_LED || |
| 898 | priv->nic_type != EEPROM_NIC_TYPE_1 || !priv->assoc_network) |
James Ketrenos | a613bff | 2005-08-24 21:43:11 -0500 | [diff] [blame] | 899 | return; |
| 900 | |
| 901 | spin_lock_irqsave(&priv->lock, flags); |
| 902 | |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 903 | led = ipw_read_reg32(priv, IPW_EVENT_REG); |
James Ketrenos | a613bff | 2005-08-24 21:43:11 -0500 | [diff] [blame] | 904 | if (priv->assoc_network->mode == IEEE_A) { |
| 905 | led |= priv->led_ofdm_on; |
| 906 | led &= priv->led_association_off; |
| 907 | IPW_DEBUG_LED("Mode LED On: 802.11a\n"); |
| 908 | } else if (priv->assoc_network->mode == IEEE_G) { |
| 909 | led |= priv->led_ofdm_on; |
| 910 | led |= priv->led_association_on; |
| 911 | IPW_DEBUG_LED("Mode LED On: 802.11g\n"); |
| 912 | } else { |
| 913 | led &= priv->led_ofdm_off; |
| 914 | led |= priv->led_association_on; |
| 915 | IPW_DEBUG_LED("Mode LED On: 802.11b\n"); |
| 916 | } |
| 917 | |
| 918 | led = ipw_register_toggle(led); |
| 919 | |
| 920 | IPW_DEBUG_LED("Reg: 0x%08X\n", led); |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 921 | ipw_write_reg32(priv, IPW_EVENT_REG, led); |
James Ketrenos | a613bff | 2005-08-24 21:43:11 -0500 | [diff] [blame] | 922 | |
| 923 | spin_unlock_irqrestore(&priv->lock, flags); |
| 924 | } |
| 925 | |
| 926 | void ipw_led_band_off(struct ipw_priv *priv) |
| 927 | { |
| 928 | unsigned long flags; |
| 929 | u32 led; |
| 930 | |
| 931 | /* Only nic type 1 supports mode LEDs */ |
| 932 | if (priv->config & CFG_NO_LED || priv->nic_type != EEPROM_NIC_TYPE_1) |
| 933 | return; |
| 934 | |
| 935 | spin_lock_irqsave(&priv->lock, flags); |
| 936 | |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 937 | led = ipw_read_reg32(priv, IPW_EVENT_REG); |
James Ketrenos | a613bff | 2005-08-24 21:43:11 -0500 | [diff] [blame] | 938 | led &= priv->led_ofdm_off; |
| 939 | led &= priv->led_association_off; |
| 940 | |
| 941 | led = ipw_register_toggle(led); |
| 942 | |
| 943 | IPW_DEBUG_LED("Reg: 0x%08X\n", led); |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 944 | ipw_write_reg32(priv, IPW_EVENT_REG, led); |
James Ketrenos | a613bff | 2005-08-24 21:43:11 -0500 | [diff] [blame] | 945 | |
| 946 | spin_unlock_irqrestore(&priv->lock, flags); |
| 947 | } |
| 948 | |
| 949 | void ipw_led_radio_on(struct ipw_priv *priv) |
| 950 | { |
| 951 | ipw_led_link_on(priv); |
| 952 | } |
| 953 | |
| 954 | void ipw_led_radio_off(struct ipw_priv *priv) |
| 955 | { |
| 956 | ipw_led_activity_off(priv); |
| 957 | ipw_led_link_off(priv); |
| 958 | } |
| 959 | |
| 960 | void ipw_led_link_up(struct ipw_priv *priv) |
| 961 | { |
| 962 | /* Set the Link Led on for all nic types */ |
| 963 | ipw_led_link_on(priv); |
| 964 | } |
| 965 | |
| 966 | void ipw_led_link_down(struct ipw_priv *priv) |
| 967 | { |
| 968 | ipw_led_activity_off(priv); |
| 969 | ipw_led_link_off(priv); |
| 970 | |
| 971 | if (priv->status & STATUS_RF_KILL_MASK) |
| 972 | ipw_led_radio_off(priv); |
| 973 | } |
| 974 | |
| 975 | void ipw_led_init(struct ipw_priv *priv) |
| 976 | { |
| 977 | priv->nic_type = priv->eeprom[EEPROM_NIC_TYPE]; |
| 978 | |
| 979 | /* Set the default PINs for the link and activity leds */ |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 980 | priv->led_activity_on = IPW_ACTIVITY_LED; |
| 981 | priv->led_activity_off = ~(IPW_ACTIVITY_LED); |
James Ketrenos | a613bff | 2005-08-24 21:43:11 -0500 | [diff] [blame] | 982 | |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 983 | priv->led_association_on = IPW_ASSOCIATED_LED; |
| 984 | priv->led_association_off = ~(IPW_ASSOCIATED_LED); |
James Ketrenos | a613bff | 2005-08-24 21:43:11 -0500 | [diff] [blame] | 985 | |
| 986 | /* Set the default PINs for the OFDM leds */ |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 987 | priv->led_ofdm_on = IPW_OFDM_LED; |
| 988 | priv->led_ofdm_off = ~(IPW_OFDM_LED); |
James Ketrenos | a613bff | 2005-08-24 21:43:11 -0500 | [diff] [blame] | 989 | |
| 990 | switch (priv->nic_type) { |
| 991 | case EEPROM_NIC_TYPE_1: |
| 992 | /* In this NIC type, the LEDs are reversed.... */ |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 993 | priv->led_activity_on = IPW_ASSOCIATED_LED; |
| 994 | priv->led_activity_off = ~(IPW_ASSOCIATED_LED); |
| 995 | priv->led_association_on = IPW_ACTIVITY_LED; |
| 996 | priv->led_association_off = ~(IPW_ACTIVITY_LED); |
James Ketrenos | a613bff | 2005-08-24 21:43:11 -0500 | [diff] [blame] | 997 | |
| 998 | if (!(priv->config & CFG_NO_LED)) |
| 999 | ipw_led_band_on(priv); |
| 1000 | |
| 1001 | /* And we don't blink link LEDs for this nic, so |
| 1002 | * just return here */ |
| 1003 | return; |
| 1004 | |
| 1005 | case EEPROM_NIC_TYPE_3: |
| 1006 | case EEPROM_NIC_TYPE_2: |
| 1007 | case EEPROM_NIC_TYPE_4: |
| 1008 | case EEPROM_NIC_TYPE_0: |
| 1009 | break; |
| 1010 | |
| 1011 | default: |
| 1012 | IPW_DEBUG_INFO("Unknown NIC type from EEPROM: %d\n", |
| 1013 | priv->nic_type); |
| 1014 | priv->nic_type = EEPROM_NIC_TYPE_0; |
| 1015 | break; |
| 1016 | } |
| 1017 | |
| 1018 | if (!(priv->config & CFG_NO_LED)) { |
| 1019 | if (priv->status & STATUS_ASSOCIATED) |
| 1020 | ipw_led_link_on(priv); |
| 1021 | else |
| 1022 | ipw_led_link_off(priv); |
| 1023 | } |
| 1024 | } |
| 1025 | |
| 1026 | void ipw_led_shutdown(struct ipw_priv *priv) |
| 1027 | { |
James Ketrenos | a613bff | 2005-08-24 21:43:11 -0500 | [diff] [blame] | 1028 | ipw_led_activity_off(priv); |
| 1029 | ipw_led_link_off(priv); |
| 1030 | ipw_led_band_off(priv); |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 1031 | cancel_delayed_work(&priv->led_link_on); |
| 1032 | cancel_delayed_work(&priv->led_link_off); |
| 1033 | cancel_delayed_work(&priv->led_act_off); |
James Ketrenos | a613bff | 2005-08-24 21:43:11 -0500 | [diff] [blame] | 1034 | } |
| 1035 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 1036 | /* |
| 1037 | * The following adds a new attribute to the sysfs representation |
| 1038 | * of this device driver (i.e. a new file in /sys/bus/pci/drivers/ipw/) |
| 1039 | * used for controling the debug level. |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 1040 | * |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 1041 | * See the level definitions in ipw for details. |
| 1042 | */ |
| 1043 | static ssize_t show_debug_level(struct device_driver *d, char *buf) |
| 1044 | { |
| 1045 | return sprintf(buf, "0x%08X\n", ipw_debug_level); |
| 1046 | } |
James Ketrenos | a613bff | 2005-08-24 21:43:11 -0500 | [diff] [blame] | 1047 | |
| 1048 | static ssize_t store_debug_level(struct device_driver *d, const char *buf, |
| 1049 | size_t count) |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 1050 | { |
| 1051 | char *p = (char *)buf; |
| 1052 | u32 val; |
| 1053 | |
| 1054 | if (p[1] == 'x' || p[1] == 'X' || p[0] == 'x' || p[0] == 'X') { |
| 1055 | p++; |
| 1056 | if (p[0] == 'x' || p[0] == 'X') |
| 1057 | p++; |
| 1058 | val = simple_strtoul(p, &p, 16); |
| 1059 | } else |
| 1060 | val = simple_strtoul(p, &p, 10); |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 1061 | if (p == buf) |
| 1062 | printk(KERN_INFO DRV_NAME |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 1063 | ": %s is not in hex or decimal form.\n", buf); |
| 1064 | else |
| 1065 | ipw_debug_level = val; |
| 1066 | |
| 1067 | return strnlen(buf, count); |
| 1068 | } |
| 1069 | |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 1070 | static DRIVER_ATTR(debug_level, S_IWUSR | S_IRUGO, |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 1071 | show_debug_level, store_debug_level); |
| 1072 | |
James Ketrenos | b39860c | 2005-08-12 09:36:32 -0500 | [diff] [blame] | 1073 | static inline u32 ipw_get_event_log_len(struct ipw_priv *priv) |
| 1074 | { |
| 1075 | return ipw_read_reg32(priv, ipw_read32(priv, IPW_EVENT_LOG)); |
| 1076 | } |
| 1077 | |
| 1078 | static void ipw_capture_event_log(struct ipw_priv *priv, |
| 1079 | u32 log_len, struct ipw_event *log) |
| 1080 | { |
| 1081 | u32 base; |
| 1082 | |
| 1083 | if (log_len) { |
| 1084 | base = ipw_read32(priv, IPW_EVENT_LOG); |
| 1085 | ipw_read_indirect(priv, base + sizeof(base) + sizeof(u32), |
| 1086 | (u8 *) log, sizeof(*log) * log_len); |
| 1087 | } |
| 1088 | } |
| 1089 | |
| 1090 | static struct ipw_fw_error *ipw_alloc_error_log(struct ipw_priv *priv) |
| 1091 | { |
| 1092 | struct ipw_fw_error *error; |
| 1093 | u32 log_len = ipw_get_event_log_len(priv); |
| 1094 | u32 base = ipw_read32(priv, IPW_ERROR_LOG); |
| 1095 | u32 elem_len = ipw_read_reg32(priv, base); |
| 1096 | |
| 1097 | error = kmalloc(sizeof(*error) + |
| 1098 | sizeof(*error->elem) * elem_len + |
| 1099 | sizeof(*error->log) * log_len, GFP_ATOMIC); |
| 1100 | if (!error) { |
| 1101 | IPW_ERROR("Memory allocation for firmware error log " |
| 1102 | "failed.\n"); |
| 1103 | return NULL; |
| 1104 | } |
James Ketrenos | f6c5cb7 | 2005-08-25 00:39:09 -0500 | [diff] [blame] | 1105 | error->jiffies = jiffies; |
James Ketrenos | b39860c | 2005-08-12 09:36:32 -0500 | [diff] [blame] | 1106 | error->status = priv->status; |
| 1107 | error->config = priv->config; |
| 1108 | error->elem_len = elem_len; |
| 1109 | error->log_len = log_len; |
| 1110 | error->elem = (struct ipw_error_elem *)error->payload; |
| 1111 | error->log = (struct ipw_event *)(error->elem + |
| 1112 | (sizeof(*error->elem) * elem_len)); |
| 1113 | |
| 1114 | ipw_capture_event_log(priv, log_len, error->log); |
| 1115 | |
| 1116 | if (elem_len) |
| 1117 | ipw_read_indirect(priv, base + sizeof(base), (u8 *) error->elem, |
| 1118 | sizeof(*error->elem) * elem_len); |
| 1119 | |
| 1120 | return error; |
| 1121 | } |
| 1122 | |
| 1123 | static void ipw_free_error_log(struct ipw_fw_error *error) |
| 1124 | { |
| 1125 | if (error) |
| 1126 | kfree(error); |
| 1127 | } |
| 1128 | |
| 1129 | static ssize_t show_event_log(struct device *d, |
| 1130 | struct device_attribute *attr, char *buf) |
| 1131 | { |
| 1132 | struct ipw_priv *priv = dev_get_drvdata(d); |
| 1133 | u32 log_len = ipw_get_event_log_len(priv); |
| 1134 | struct ipw_event log[log_len]; |
| 1135 | u32 len = 0, i; |
| 1136 | |
| 1137 | ipw_capture_event_log(priv, log_len, log); |
| 1138 | |
| 1139 | len += snprintf(buf + len, PAGE_SIZE - len, "%08X", log_len); |
| 1140 | for (i = 0; i < log_len; i++) |
| 1141 | len += snprintf(buf + len, PAGE_SIZE - len, |
| 1142 | "\n%08X%08X%08X", |
| 1143 | log[i].time, log[i].event, log[i].data); |
| 1144 | len += snprintf(buf + len, PAGE_SIZE - len, "\n"); |
| 1145 | return len; |
| 1146 | } |
| 1147 | |
| 1148 | static DEVICE_ATTR(event_log, S_IRUGO, show_event_log, NULL); |
| 1149 | |
| 1150 | static ssize_t show_error(struct device *d, |
| 1151 | struct device_attribute *attr, char *buf) |
| 1152 | { |
| 1153 | struct ipw_priv *priv = dev_get_drvdata(d); |
| 1154 | u32 len = 0, i; |
| 1155 | if (!priv->error) |
| 1156 | return 0; |
| 1157 | len += snprintf(buf + len, PAGE_SIZE - len, |
James Ketrenos | f6c5cb7 | 2005-08-25 00:39:09 -0500 | [diff] [blame] | 1158 | "%08lX%08X%08X%08X", |
| 1159 | priv->error->jiffies, |
James Ketrenos | b39860c | 2005-08-12 09:36:32 -0500 | [diff] [blame] | 1160 | priv->error->status, |
| 1161 | priv->error->config, priv->error->elem_len); |
| 1162 | for (i = 0; i < priv->error->elem_len; i++) |
| 1163 | len += snprintf(buf + len, PAGE_SIZE - len, |
| 1164 | "\n%08X%08X%08X%08X%08X%08X%08X", |
| 1165 | priv->error->elem[i].time, |
| 1166 | priv->error->elem[i].desc, |
| 1167 | priv->error->elem[i].blink1, |
| 1168 | priv->error->elem[i].blink2, |
| 1169 | priv->error->elem[i].link1, |
| 1170 | priv->error->elem[i].link2, |
| 1171 | priv->error->elem[i].data); |
| 1172 | |
| 1173 | len += snprintf(buf + len, PAGE_SIZE - len, |
| 1174 | "\n%08X", priv->error->log_len); |
| 1175 | for (i = 0; i < priv->error->log_len; i++) |
| 1176 | len += snprintf(buf + len, PAGE_SIZE - len, |
| 1177 | "\n%08X%08X%08X", |
| 1178 | priv->error->log[i].time, |
| 1179 | priv->error->log[i].event, |
| 1180 | priv->error->log[i].data); |
| 1181 | len += snprintf(buf + len, PAGE_SIZE - len, "\n"); |
| 1182 | return len; |
| 1183 | } |
| 1184 | |
| 1185 | static ssize_t clear_error(struct device *d, |
| 1186 | struct device_attribute *attr, |
| 1187 | const char *buf, size_t count) |
| 1188 | { |
| 1189 | struct ipw_priv *priv = dev_get_drvdata(d); |
| 1190 | if (priv->error) { |
| 1191 | ipw_free_error_log(priv->error); |
| 1192 | priv->error = NULL; |
| 1193 | } |
| 1194 | return count; |
| 1195 | } |
| 1196 | |
| 1197 | static DEVICE_ATTR(error, S_IRUGO | S_IWUSR, show_error, clear_error); |
| 1198 | |
James Ketrenos | f6c5cb7 | 2005-08-25 00:39:09 -0500 | [diff] [blame] | 1199 | static ssize_t show_cmd_log(struct device *d, |
| 1200 | struct device_attribute *attr, char *buf) |
| 1201 | { |
| 1202 | struct ipw_priv *priv = dev_get_drvdata(d); |
| 1203 | u32 len = 0, i; |
| 1204 | if (!priv->cmdlog) |
| 1205 | return 0; |
| 1206 | for (i = (priv->cmdlog_pos + 1) % priv->cmdlog_len; |
| 1207 | (i != priv->cmdlog_pos) && (PAGE_SIZE - len); |
| 1208 | i = (i + 1) % priv->cmdlog_len) { |
| 1209 | len += |
| 1210 | snprintf(buf + len, PAGE_SIZE - len, |
| 1211 | "\n%08lX%08X%08X%08X\n", priv->cmdlog[i].jiffies, |
| 1212 | priv->cmdlog[i].retcode, priv->cmdlog[i].cmd.cmd, |
| 1213 | priv->cmdlog[i].cmd.len); |
| 1214 | len += |
| 1215 | snprintk_buf(buf + len, PAGE_SIZE - len, |
| 1216 | (u8 *) priv->cmdlog[i].cmd.param, |
| 1217 | priv->cmdlog[i].cmd.len); |
| 1218 | len += snprintf(buf + len, PAGE_SIZE - len, "\n"); |
| 1219 | } |
| 1220 | len += snprintf(buf + len, PAGE_SIZE - len, "\n"); |
| 1221 | return len; |
| 1222 | } |
| 1223 | |
| 1224 | static DEVICE_ATTR(cmd_log, S_IRUGO, show_cmd_log, NULL); |
| 1225 | |
James Ketrenos | a613bff | 2005-08-24 21:43:11 -0500 | [diff] [blame] | 1226 | static ssize_t show_scan_age(struct device *d, struct device_attribute *attr, |
| 1227 | char *buf) |
| 1228 | { |
| 1229 | struct ipw_priv *priv = dev_get_drvdata(d); |
| 1230 | return sprintf(buf, "%d\n", priv->ieee->scan_age); |
| 1231 | } |
| 1232 | |
| 1233 | static ssize_t store_scan_age(struct device *d, struct device_attribute *attr, |
| 1234 | const char *buf, size_t count) |
| 1235 | { |
| 1236 | struct ipw_priv *priv = dev_get_drvdata(d); |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 1237 | #ifdef CONFIG_IPW_DEBUG |
James Ketrenos | a613bff | 2005-08-24 21:43:11 -0500 | [diff] [blame] | 1238 | struct net_device *dev = priv->net_dev; |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 1239 | #endif |
James Ketrenos | a613bff | 2005-08-24 21:43:11 -0500 | [diff] [blame] | 1240 | char buffer[] = "00000000"; |
| 1241 | unsigned long len = |
| 1242 | (sizeof(buffer) - 1) > count ? count : sizeof(buffer) - 1; |
| 1243 | unsigned long val; |
| 1244 | char *p = buffer; |
| 1245 | |
| 1246 | IPW_DEBUG_INFO("enter\n"); |
| 1247 | |
| 1248 | strncpy(buffer, buf, len); |
| 1249 | buffer[len] = 0; |
| 1250 | |
| 1251 | if (p[1] == 'x' || p[1] == 'X' || p[0] == 'x' || p[0] == 'X') { |
| 1252 | p++; |
| 1253 | if (p[0] == 'x' || p[0] == 'X') |
| 1254 | p++; |
| 1255 | val = simple_strtoul(p, &p, 16); |
| 1256 | } else |
| 1257 | val = simple_strtoul(p, &p, 10); |
| 1258 | if (p == buffer) { |
| 1259 | IPW_DEBUG_INFO("%s: user supplied invalid value.\n", dev->name); |
| 1260 | } else { |
| 1261 | priv->ieee->scan_age = val; |
| 1262 | IPW_DEBUG_INFO("set scan_age = %u\n", priv->ieee->scan_age); |
| 1263 | } |
| 1264 | |
| 1265 | IPW_DEBUG_INFO("exit\n"); |
| 1266 | return len; |
| 1267 | } |
| 1268 | |
| 1269 | static DEVICE_ATTR(scan_age, S_IWUSR | S_IRUGO, show_scan_age, store_scan_age); |
| 1270 | |
| 1271 | static ssize_t show_led(struct device *d, struct device_attribute *attr, |
| 1272 | char *buf) |
| 1273 | { |
| 1274 | struct ipw_priv *priv = dev_get_drvdata(d); |
| 1275 | return sprintf(buf, "%d\n", (priv->config & CFG_NO_LED) ? 0 : 1); |
| 1276 | } |
| 1277 | |
| 1278 | static ssize_t store_led(struct device *d, struct device_attribute *attr, |
| 1279 | const char *buf, size_t count) |
| 1280 | { |
| 1281 | struct ipw_priv *priv = dev_get_drvdata(d); |
| 1282 | |
| 1283 | IPW_DEBUG_INFO("enter\n"); |
| 1284 | |
| 1285 | if (count == 0) |
| 1286 | return 0; |
| 1287 | |
| 1288 | if (*buf == 0) { |
| 1289 | IPW_DEBUG_LED("Disabling LED control.\n"); |
| 1290 | priv->config |= CFG_NO_LED; |
| 1291 | ipw_led_shutdown(priv); |
| 1292 | } else { |
| 1293 | IPW_DEBUG_LED("Enabling LED control.\n"); |
| 1294 | priv->config &= ~CFG_NO_LED; |
| 1295 | ipw_led_init(priv); |
| 1296 | } |
| 1297 | |
| 1298 | IPW_DEBUG_INFO("exit\n"); |
| 1299 | return count; |
| 1300 | } |
| 1301 | |
| 1302 | static DEVICE_ATTR(led, S_IWUSR | S_IRUGO, show_led, store_led); |
| 1303 | |
Andrew Morton | ad3fee5 | 2005-06-20 14:30:36 -0700 | [diff] [blame] | 1304 | static ssize_t show_status(struct device *d, |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 1305 | struct device_attribute *attr, char *buf) |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 1306 | { |
Andrew Morton | ad3fee5 | 2005-06-20 14:30:36 -0700 | [diff] [blame] | 1307 | struct ipw_priv *p = d->driver_data; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 1308 | return sprintf(buf, "0x%08x\n", (int)p->status); |
| 1309 | } |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 1310 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 1311 | static DEVICE_ATTR(status, S_IRUGO, show_status, NULL); |
| 1312 | |
Andrew Morton | ad3fee5 | 2005-06-20 14:30:36 -0700 | [diff] [blame] | 1313 | static ssize_t show_cfg(struct device *d, struct device_attribute *attr, |
| 1314 | char *buf) |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 1315 | { |
Andrew Morton | ad3fee5 | 2005-06-20 14:30:36 -0700 | [diff] [blame] | 1316 | struct ipw_priv *p = d->driver_data; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 1317 | return sprintf(buf, "0x%08x\n", (int)p->config); |
| 1318 | } |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 1319 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 1320 | static DEVICE_ATTR(cfg, S_IRUGO, show_cfg, NULL); |
| 1321 | |
Andrew Morton | ad3fee5 | 2005-06-20 14:30:36 -0700 | [diff] [blame] | 1322 | static ssize_t show_nic_type(struct device *d, |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 1323 | struct device_attribute *attr, char *buf) |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 1324 | { |
James Ketrenos | a613bff | 2005-08-24 21:43:11 -0500 | [diff] [blame] | 1325 | struct ipw_priv *priv = d->driver_data; |
| 1326 | return sprintf(buf, "TYPE: %d\n", priv->nic_type); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 1327 | } |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 1328 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 1329 | static DEVICE_ATTR(nic_type, S_IRUGO, show_nic_type, NULL); |
| 1330 | |
Andrew Morton | ad3fee5 | 2005-06-20 14:30:36 -0700 | [diff] [blame] | 1331 | static ssize_t show_ucode_version(struct device *d, |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 1332 | struct device_attribute *attr, char *buf) |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 1333 | { |
| 1334 | u32 len = sizeof(u32), tmp = 0; |
Andrew Morton | ad3fee5 | 2005-06-20 14:30:36 -0700 | [diff] [blame] | 1335 | struct ipw_priv *p = d->driver_data; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 1336 | |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 1337 | if (ipw_get_ordinal(p, IPW_ORD_STAT_UCODE_VERSION, &tmp, &len)) |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 1338 | return 0; |
| 1339 | |
| 1340 | return sprintf(buf, "0x%08x\n", tmp); |
| 1341 | } |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 1342 | |
| 1343 | static DEVICE_ATTR(ucode_version, S_IWUSR | S_IRUGO, show_ucode_version, NULL); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 1344 | |
Andrew Morton | ad3fee5 | 2005-06-20 14:30:36 -0700 | [diff] [blame] | 1345 | static ssize_t show_rtc(struct device *d, struct device_attribute *attr, |
| 1346 | char *buf) |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 1347 | { |
| 1348 | u32 len = sizeof(u32), tmp = 0; |
Andrew Morton | ad3fee5 | 2005-06-20 14:30:36 -0700 | [diff] [blame] | 1349 | struct ipw_priv *p = d->driver_data; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 1350 | |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 1351 | if (ipw_get_ordinal(p, IPW_ORD_STAT_RTC, &tmp, &len)) |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 1352 | return 0; |
| 1353 | |
| 1354 | return sprintf(buf, "0x%08x\n", tmp); |
| 1355 | } |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 1356 | |
| 1357 | static DEVICE_ATTR(rtc, S_IWUSR | S_IRUGO, show_rtc, NULL); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 1358 | |
| 1359 | /* |
| 1360 | * Add a device attribute to view/control the delay between eeprom |
| 1361 | * operations. |
| 1362 | */ |
Andrew Morton | ad3fee5 | 2005-06-20 14:30:36 -0700 | [diff] [blame] | 1363 | static ssize_t show_eeprom_delay(struct device *d, |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 1364 | struct device_attribute *attr, char *buf) |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 1365 | { |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 1366 | int n = ((struct ipw_priv *)d->driver_data)->eeprom_delay; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 1367 | return sprintf(buf, "%i\n", n); |
| 1368 | } |
Andrew Morton | ad3fee5 | 2005-06-20 14:30:36 -0700 | [diff] [blame] | 1369 | static ssize_t store_eeprom_delay(struct device *d, |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 1370 | struct device_attribute *attr, |
| 1371 | const char *buf, size_t count) |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 1372 | { |
Andrew Morton | ad3fee5 | 2005-06-20 14:30:36 -0700 | [diff] [blame] | 1373 | struct ipw_priv *p = d->driver_data; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 1374 | sscanf(buf, "%i", &p->eeprom_delay); |
| 1375 | return strnlen(buf, count); |
| 1376 | } |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 1377 | |
| 1378 | static DEVICE_ATTR(eeprom_delay, S_IWUSR | S_IRUGO, |
| 1379 | show_eeprom_delay, store_eeprom_delay); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 1380 | |
Andrew Morton | ad3fee5 | 2005-06-20 14:30:36 -0700 | [diff] [blame] | 1381 | static ssize_t show_command_event_reg(struct device *d, |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 1382 | struct device_attribute *attr, char *buf) |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 1383 | { |
| 1384 | u32 reg = 0; |
Andrew Morton | ad3fee5 | 2005-06-20 14:30:36 -0700 | [diff] [blame] | 1385 | struct ipw_priv *p = d->driver_data; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 1386 | |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 1387 | reg = ipw_read_reg32(p, IPW_INTERNAL_CMD_EVENT); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 1388 | return sprintf(buf, "0x%08x\n", reg); |
| 1389 | } |
Andrew Morton | ad3fee5 | 2005-06-20 14:30:36 -0700 | [diff] [blame] | 1390 | static ssize_t store_command_event_reg(struct device *d, |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 1391 | struct device_attribute *attr, |
| 1392 | const char *buf, size_t count) |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 1393 | { |
| 1394 | u32 reg; |
Andrew Morton | ad3fee5 | 2005-06-20 14:30:36 -0700 | [diff] [blame] | 1395 | struct ipw_priv *p = d->driver_data; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 1396 | |
| 1397 | sscanf(buf, "%x", ®); |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 1398 | ipw_write_reg32(p, IPW_INTERNAL_CMD_EVENT, reg); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 1399 | return strnlen(buf, count); |
| 1400 | } |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 1401 | |
| 1402 | static DEVICE_ATTR(command_event_reg, S_IWUSR | S_IRUGO, |
| 1403 | show_command_event_reg, store_command_event_reg); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 1404 | |
Andrew Morton | ad3fee5 | 2005-06-20 14:30:36 -0700 | [diff] [blame] | 1405 | static ssize_t show_mem_gpio_reg(struct device *d, |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 1406 | struct device_attribute *attr, char *buf) |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 1407 | { |
| 1408 | u32 reg = 0; |
Andrew Morton | ad3fee5 | 2005-06-20 14:30:36 -0700 | [diff] [blame] | 1409 | struct ipw_priv *p = d->driver_data; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 1410 | |
| 1411 | reg = ipw_read_reg32(p, 0x301100); |
| 1412 | return sprintf(buf, "0x%08x\n", reg); |
| 1413 | } |
Andrew Morton | ad3fee5 | 2005-06-20 14:30:36 -0700 | [diff] [blame] | 1414 | static ssize_t store_mem_gpio_reg(struct device *d, |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 1415 | struct device_attribute *attr, |
| 1416 | const char *buf, size_t count) |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 1417 | { |
| 1418 | u32 reg; |
Andrew Morton | ad3fee5 | 2005-06-20 14:30:36 -0700 | [diff] [blame] | 1419 | struct ipw_priv *p = d->driver_data; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 1420 | |
| 1421 | sscanf(buf, "%x", ®); |
| 1422 | ipw_write_reg32(p, 0x301100, reg); |
| 1423 | return strnlen(buf, count); |
| 1424 | } |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 1425 | |
| 1426 | static DEVICE_ATTR(mem_gpio_reg, S_IWUSR | S_IRUGO, |
| 1427 | show_mem_gpio_reg, store_mem_gpio_reg); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 1428 | |
Andrew Morton | ad3fee5 | 2005-06-20 14:30:36 -0700 | [diff] [blame] | 1429 | static ssize_t show_indirect_dword(struct device *d, |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 1430 | struct device_attribute *attr, char *buf) |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 1431 | { |
| 1432 | u32 reg = 0; |
Andrew Morton | ad3fee5 | 2005-06-20 14:30:36 -0700 | [diff] [blame] | 1433 | struct ipw_priv *priv = d->driver_data; |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 1434 | |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 1435 | if (priv->status & STATUS_INDIRECT_DWORD) |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 1436 | reg = ipw_read_reg32(priv, priv->indirect_dword); |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 1437 | else |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 1438 | reg = 0; |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 1439 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 1440 | return sprintf(buf, "0x%08x\n", reg); |
| 1441 | } |
Andrew Morton | ad3fee5 | 2005-06-20 14:30:36 -0700 | [diff] [blame] | 1442 | static ssize_t store_indirect_dword(struct device *d, |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 1443 | struct device_attribute *attr, |
| 1444 | const char *buf, size_t count) |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 1445 | { |
Andrew Morton | ad3fee5 | 2005-06-20 14:30:36 -0700 | [diff] [blame] | 1446 | struct ipw_priv *priv = d->driver_data; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 1447 | |
| 1448 | sscanf(buf, "%x", &priv->indirect_dword); |
| 1449 | priv->status |= STATUS_INDIRECT_DWORD; |
| 1450 | return strnlen(buf, count); |
| 1451 | } |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 1452 | |
| 1453 | static DEVICE_ATTR(indirect_dword, S_IWUSR | S_IRUGO, |
| 1454 | show_indirect_dword, store_indirect_dword); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 1455 | |
Andrew Morton | ad3fee5 | 2005-06-20 14:30:36 -0700 | [diff] [blame] | 1456 | static ssize_t show_indirect_byte(struct device *d, |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 1457 | struct device_attribute *attr, char *buf) |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 1458 | { |
| 1459 | u8 reg = 0; |
Andrew Morton | ad3fee5 | 2005-06-20 14:30:36 -0700 | [diff] [blame] | 1460 | struct ipw_priv *priv = d->driver_data; |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 1461 | |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 1462 | if (priv->status & STATUS_INDIRECT_BYTE) |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 1463 | reg = ipw_read_reg8(priv, priv->indirect_byte); |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 1464 | else |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 1465 | reg = 0; |
| 1466 | |
| 1467 | return sprintf(buf, "0x%02x\n", reg); |
| 1468 | } |
Andrew Morton | ad3fee5 | 2005-06-20 14:30:36 -0700 | [diff] [blame] | 1469 | static ssize_t store_indirect_byte(struct device *d, |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 1470 | struct device_attribute *attr, |
| 1471 | const char *buf, size_t count) |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 1472 | { |
Andrew Morton | ad3fee5 | 2005-06-20 14:30:36 -0700 | [diff] [blame] | 1473 | struct ipw_priv *priv = d->driver_data; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 1474 | |
| 1475 | sscanf(buf, "%x", &priv->indirect_byte); |
| 1476 | priv->status |= STATUS_INDIRECT_BYTE; |
| 1477 | return strnlen(buf, count); |
| 1478 | } |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 1479 | |
| 1480 | static DEVICE_ATTR(indirect_byte, S_IWUSR | S_IRUGO, |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 1481 | show_indirect_byte, store_indirect_byte); |
| 1482 | |
Andrew Morton | ad3fee5 | 2005-06-20 14:30:36 -0700 | [diff] [blame] | 1483 | static ssize_t show_direct_dword(struct device *d, |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 1484 | struct device_attribute *attr, char *buf) |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 1485 | { |
| 1486 | u32 reg = 0; |
Andrew Morton | ad3fee5 | 2005-06-20 14:30:36 -0700 | [diff] [blame] | 1487 | struct ipw_priv *priv = d->driver_data; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 1488 | |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 1489 | if (priv->status & STATUS_DIRECT_DWORD) |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 1490 | reg = ipw_read32(priv, priv->direct_dword); |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 1491 | else |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 1492 | reg = 0; |
| 1493 | |
| 1494 | return sprintf(buf, "0x%08x\n", reg); |
| 1495 | } |
Andrew Morton | ad3fee5 | 2005-06-20 14:30:36 -0700 | [diff] [blame] | 1496 | static ssize_t store_direct_dword(struct device *d, |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 1497 | struct device_attribute *attr, |
| 1498 | const char *buf, size_t count) |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 1499 | { |
Andrew Morton | ad3fee5 | 2005-06-20 14:30:36 -0700 | [diff] [blame] | 1500 | struct ipw_priv *priv = d->driver_data; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 1501 | |
| 1502 | sscanf(buf, "%x", &priv->direct_dword); |
| 1503 | priv->status |= STATUS_DIRECT_DWORD; |
| 1504 | return strnlen(buf, count); |
| 1505 | } |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 1506 | |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 1507 | static DEVICE_ATTR(direct_dword, S_IWUSR | S_IRUGO, |
| 1508 | show_direct_dword, store_direct_dword); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 1509 | |
| 1510 | static inline int rf_kill_active(struct ipw_priv *priv) |
| 1511 | { |
| 1512 | if (0 == (ipw_read32(priv, 0x30) & 0x10000)) |
| 1513 | priv->status |= STATUS_RF_KILL_HW; |
| 1514 | else |
| 1515 | priv->status &= ~STATUS_RF_KILL_HW; |
| 1516 | |
| 1517 | return (priv->status & STATUS_RF_KILL_HW) ? 1 : 0; |
| 1518 | } |
| 1519 | |
Andrew Morton | ad3fee5 | 2005-06-20 14:30:36 -0700 | [diff] [blame] | 1520 | static ssize_t show_rf_kill(struct device *d, struct device_attribute *attr, |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 1521 | char *buf) |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 1522 | { |
| 1523 | /* 0 - RF kill not enabled |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 1524 | 1 - SW based RF kill active (sysfs) |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 1525 | 2 - HW based RF kill active |
| 1526 | 3 - Both HW and SW baed RF kill active */ |
Andrew Morton | ad3fee5 | 2005-06-20 14:30:36 -0700 | [diff] [blame] | 1527 | struct ipw_priv *priv = d->driver_data; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 1528 | int val = ((priv->status & STATUS_RF_KILL_SW) ? 0x1 : 0x0) | |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 1529 | (rf_kill_active(priv) ? 0x2 : 0x0); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 1530 | return sprintf(buf, "%i\n", val); |
| 1531 | } |
| 1532 | |
| 1533 | static int ipw_radio_kill_sw(struct ipw_priv *priv, int disable_radio) |
| 1534 | { |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 1535 | if ((disable_radio ? 1 : 0) == |
James Ketrenos | ea2b26e | 2005-08-24 21:25:16 -0500 | [diff] [blame] | 1536 | ((priv->status & STATUS_RF_KILL_SW) ? 1 : 0)) |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 1537 | return 0; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 1538 | |
| 1539 | IPW_DEBUG_RF_KILL("Manual SW RF Kill set to: RADIO %s\n", |
| 1540 | disable_radio ? "OFF" : "ON"); |
| 1541 | |
| 1542 | if (disable_radio) { |
| 1543 | priv->status |= STATUS_RF_KILL_SW; |
| 1544 | |
James Ketrenos | a613bff | 2005-08-24 21:43:11 -0500 | [diff] [blame] | 1545 | if (priv->workqueue) |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 1546 | cancel_delayed_work(&priv->request_scan); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 1547 | queue_work(priv->workqueue, &priv->down); |
| 1548 | } else { |
| 1549 | priv->status &= ~STATUS_RF_KILL_SW; |
| 1550 | if (rf_kill_active(priv)) { |
| 1551 | IPW_DEBUG_RF_KILL("Can not turn radio back on - " |
| 1552 | "disabled by HW switch\n"); |
| 1553 | /* Make sure the RF_KILL check timer is running */ |
| 1554 | cancel_delayed_work(&priv->rf_kill); |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 1555 | queue_delayed_work(priv->workqueue, &priv->rf_kill, |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 1556 | 2 * HZ); |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 1557 | } else |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 1558 | queue_work(priv->workqueue, &priv->up); |
| 1559 | } |
| 1560 | |
| 1561 | return 1; |
| 1562 | } |
| 1563 | |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 1564 | static ssize_t store_rf_kill(struct device *d, struct device_attribute *attr, |
| 1565 | const char *buf, size_t count) |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 1566 | { |
Andrew Morton | ad3fee5 | 2005-06-20 14:30:36 -0700 | [diff] [blame] | 1567 | struct ipw_priv *priv = d->driver_data; |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 1568 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 1569 | ipw_radio_kill_sw(priv, buf[0] == '1'); |
| 1570 | |
| 1571 | return count; |
| 1572 | } |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 1573 | |
| 1574 | static DEVICE_ATTR(rf_kill, S_IWUSR | S_IRUGO, show_rf_kill, store_rf_kill); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 1575 | |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 1576 | static ssize_t show_speed_scan(struct device *d, struct device_attribute *attr, |
| 1577 | char *buf) |
| 1578 | { |
| 1579 | struct ipw_priv *priv = (struct ipw_priv *)d->driver_data; |
| 1580 | int pos = 0, len = 0; |
| 1581 | if (priv->config & CFG_SPEED_SCAN) { |
| 1582 | while (priv->speed_scan[pos] != 0) |
| 1583 | len += sprintf(&buf[len], "%d ", |
| 1584 | priv->speed_scan[pos++]); |
| 1585 | return len + sprintf(&buf[len], "\n"); |
| 1586 | } |
| 1587 | |
| 1588 | return sprintf(buf, "0\n"); |
| 1589 | } |
| 1590 | |
| 1591 | static ssize_t store_speed_scan(struct device *d, struct device_attribute *attr, |
| 1592 | const char *buf, size_t count) |
| 1593 | { |
| 1594 | struct ipw_priv *priv = (struct ipw_priv *)d->driver_data; |
| 1595 | int channel, pos = 0; |
| 1596 | const char *p = buf; |
| 1597 | |
| 1598 | /* list of space separated channels to scan, optionally ending with 0 */ |
| 1599 | while ((channel = simple_strtol(p, NULL, 0))) { |
| 1600 | if (pos == MAX_SPEED_SCAN - 1) { |
| 1601 | priv->speed_scan[pos] = 0; |
| 1602 | break; |
| 1603 | } |
| 1604 | |
Liu Hong | 1fe0adb | 2005-08-19 09:33:10 -0500 | [diff] [blame] | 1605 | if (ipw_is_valid_channel(priv->ieee, channel)) |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 1606 | priv->speed_scan[pos++] = channel; |
| 1607 | else |
| 1608 | IPW_WARNING("Skipping invalid channel request: %d\n", |
| 1609 | channel); |
| 1610 | p = strchr(p, ' '); |
| 1611 | if (!p) |
| 1612 | break; |
| 1613 | while (*p == ' ' || *p == '\t') |
| 1614 | p++; |
| 1615 | } |
| 1616 | |
| 1617 | if (pos == 0) |
| 1618 | priv->config &= ~CFG_SPEED_SCAN; |
| 1619 | else { |
| 1620 | priv->speed_scan_pos = 0; |
| 1621 | priv->config |= CFG_SPEED_SCAN; |
| 1622 | } |
| 1623 | |
| 1624 | return count; |
| 1625 | } |
| 1626 | |
| 1627 | static DEVICE_ATTR(speed_scan, S_IWUSR | S_IRUGO, show_speed_scan, |
| 1628 | store_speed_scan); |
| 1629 | |
| 1630 | static ssize_t show_net_stats(struct device *d, struct device_attribute *attr, |
| 1631 | char *buf) |
| 1632 | { |
| 1633 | struct ipw_priv *priv = (struct ipw_priv *)d->driver_data; |
| 1634 | return sprintf(buf, "%c\n", (priv->config & CFG_NET_STATS) ? '1' : '0'); |
| 1635 | } |
| 1636 | |
| 1637 | static ssize_t store_net_stats(struct device *d, struct device_attribute *attr, |
| 1638 | const char *buf, size_t count) |
| 1639 | { |
| 1640 | struct ipw_priv *priv = (struct ipw_priv *)d->driver_data; |
| 1641 | if (buf[0] == '1') |
| 1642 | priv->config |= CFG_NET_STATS; |
| 1643 | else |
| 1644 | priv->config &= ~CFG_NET_STATS; |
| 1645 | |
| 1646 | return count; |
| 1647 | } |
| 1648 | |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 1649 | static DEVICE_ATTR(net_stats, S_IWUSR | S_IRUGO, |
| 1650 | show_net_stats, store_net_stats); |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 1651 | |
James Ketrenos | ea2b26e | 2005-08-24 21:25:16 -0500 | [diff] [blame] | 1652 | static void notify_wx_assoc_event(struct ipw_priv *priv) |
| 1653 | { |
| 1654 | union iwreq_data wrqu; |
| 1655 | wrqu.ap_addr.sa_family = ARPHRD_ETHER; |
| 1656 | if (priv->status & STATUS_ASSOCIATED) |
| 1657 | memcpy(wrqu.ap_addr.sa_data, priv->bssid, ETH_ALEN); |
| 1658 | else |
| 1659 | memset(wrqu.ap_addr.sa_data, 0, ETH_ALEN); |
| 1660 | wireless_send_event(priv->net_dev, SIOCGIWAP, &wrqu, NULL); |
| 1661 | } |
| 1662 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 1663 | static void ipw_irq_tasklet(struct ipw_priv *priv) |
| 1664 | { |
| 1665 | u32 inta, inta_mask, handled = 0; |
| 1666 | unsigned long flags; |
| 1667 | int rc = 0; |
| 1668 | |
| 1669 | spin_lock_irqsave(&priv->lock, flags); |
| 1670 | |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 1671 | inta = ipw_read32(priv, IPW_INTA_RW); |
| 1672 | inta_mask = ipw_read32(priv, IPW_INTA_MASK_R); |
| 1673 | inta &= (IPW_INTA_MASK_ALL & inta_mask); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 1674 | |
| 1675 | /* Add any cached INTA values that need to be handled */ |
| 1676 | inta |= priv->isr_inta; |
| 1677 | |
| 1678 | /* handle all the justifications for the interrupt */ |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 1679 | if (inta & IPW_INTA_BIT_RX_TRANSFER) { |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 1680 | ipw_rx(priv); |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 1681 | handled |= IPW_INTA_BIT_RX_TRANSFER; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 1682 | } |
| 1683 | |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 1684 | if (inta & IPW_INTA_BIT_TX_CMD_QUEUE) { |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 1685 | IPW_DEBUG_HC("Command completed.\n"); |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 1686 | rc = ipw_queue_tx_reclaim(priv, &priv->txq_cmd, -1); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 1687 | priv->status &= ~STATUS_HCMD_ACTIVE; |
| 1688 | wake_up_interruptible(&priv->wait_command_queue); |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 1689 | handled |= IPW_INTA_BIT_TX_CMD_QUEUE; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 1690 | } |
| 1691 | |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 1692 | if (inta & IPW_INTA_BIT_TX_QUEUE_1) { |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 1693 | IPW_DEBUG_TX("TX_QUEUE_1\n"); |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 1694 | rc = ipw_queue_tx_reclaim(priv, &priv->txq[0], 0); |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 1695 | handled |= IPW_INTA_BIT_TX_QUEUE_1; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 1696 | } |
| 1697 | |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 1698 | if (inta & IPW_INTA_BIT_TX_QUEUE_2) { |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 1699 | IPW_DEBUG_TX("TX_QUEUE_2\n"); |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 1700 | rc = ipw_queue_tx_reclaim(priv, &priv->txq[1], 1); |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 1701 | handled |= IPW_INTA_BIT_TX_QUEUE_2; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 1702 | } |
| 1703 | |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 1704 | if (inta & IPW_INTA_BIT_TX_QUEUE_3) { |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 1705 | IPW_DEBUG_TX("TX_QUEUE_3\n"); |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 1706 | rc = ipw_queue_tx_reclaim(priv, &priv->txq[2], 2); |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 1707 | handled |= IPW_INTA_BIT_TX_QUEUE_3; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 1708 | } |
| 1709 | |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 1710 | if (inta & IPW_INTA_BIT_TX_QUEUE_4) { |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 1711 | IPW_DEBUG_TX("TX_QUEUE_4\n"); |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 1712 | rc = ipw_queue_tx_reclaim(priv, &priv->txq[3], 3); |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 1713 | handled |= IPW_INTA_BIT_TX_QUEUE_4; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 1714 | } |
| 1715 | |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 1716 | if (inta & IPW_INTA_BIT_STATUS_CHANGE) { |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 1717 | IPW_WARNING("STATUS_CHANGE\n"); |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 1718 | handled |= IPW_INTA_BIT_STATUS_CHANGE; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 1719 | } |
| 1720 | |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 1721 | if (inta & IPW_INTA_BIT_BEACON_PERIOD_EXPIRED) { |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 1722 | IPW_WARNING("TX_PERIOD_EXPIRED\n"); |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 1723 | handled |= IPW_INTA_BIT_BEACON_PERIOD_EXPIRED; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 1724 | } |
| 1725 | |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 1726 | if (inta & IPW_INTA_BIT_SLAVE_MODE_HOST_CMD_DONE) { |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 1727 | IPW_WARNING("HOST_CMD_DONE\n"); |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 1728 | handled |= IPW_INTA_BIT_SLAVE_MODE_HOST_CMD_DONE; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 1729 | } |
| 1730 | |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 1731 | if (inta & IPW_INTA_BIT_FW_INITIALIZATION_DONE) { |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 1732 | IPW_WARNING("FW_INITIALIZATION_DONE\n"); |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 1733 | handled |= IPW_INTA_BIT_FW_INITIALIZATION_DONE; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 1734 | } |
| 1735 | |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 1736 | if (inta & IPW_INTA_BIT_FW_CARD_DISABLE_PHY_OFF_DONE) { |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 1737 | IPW_WARNING("PHY_OFF_DONE\n"); |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 1738 | handled |= IPW_INTA_BIT_FW_CARD_DISABLE_PHY_OFF_DONE; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 1739 | } |
| 1740 | |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 1741 | if (inta & IPW_INTA_BIT_RF_KILL_DONE) { |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 1742 | IPW_DEBUG_RF_KILL("RF_KILL_DONE\n"); |
| 1743 | priv->status |= STATUS_RF_KILL_HW; |
| 1744 | wake_up_interruptible(&priv->wait_command_queue); |
James Ketrenos | ea2b26e | 2005-08-24 21:25:16 -0500 | [diff] [blame] | 1745 | priv->status &= ~(STATUS_ASSOCIATED | STATUS_ASSOCIATING); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 1746 | cancel_delayed_work(&priv->request_scan); |
James Ketrenos | a613bff | 2005-08-24 21:43:11 -0500 | [diff] [blame] | 1747 | schedule_work(&priv->link_down); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 1748 | queue_delayed_work(priv->workqueue, &priv->rf_kill, 2 * HZ); |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 1749 | handled |= IPW_INTA_BIT_RF_KILL_DONE; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 1750 | } |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 1751 | |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 1752 | if (inta & IPW_INTA_BIT_FATAL_ERROR) { |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 1753 | IPW_ERROR("Firmware error detected. Restarting.\n"); |
James Ketrenos | b39860c | 2005-08-12 09:36:32 -0500 | [diff] [blame] | 1754 | if (priv->error) { |
| 1755 | IPW_ERROR("Sysfs 'error' log already exists.\n"); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 1756 | #ifdef CONFIG_IPW_DEBUG |
James Ketrenos | b39860c | 2005-08-12 09:36:32 -0500 | [diff] [blame] | 1757 | if (ipw_debug_level & IPW_DL_FW_ERRORS) { |
| 1758 | struct ipw_fw_error *error = |
| 1759 | ipw_alloc_error_log(priv); |
| 1760 | ipw_dump_error_log(priv, error); |
| 1761 | if (error) |
| 1762 | ipw_free_error_log(error); |
| 1763 | } |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 1764 | #endif |
James Ketrenos | b39860c | 2005-08-12 09:36:32 -0500 | [diff] [blame] | 1765 | } else { |
| 1766 | priv->error = ipw_alloc_error_log(priv); |
| 1767 | if (priv->error) |
| 1768 | IPW_ERROR("Sysfs 'error' log captured.\n"); |
| 1769 | else |
| 1770 | IPW_ERROR("Error allocating sysfs 'error' " |
| 1771 | "log.\n"); |
| 1772 | #ifdef CONFIG_IPW_DEBUG |
| 1773 | if (ipw_debug_level & IPW_DL_FW_ERRORS) |
| 1774 | ipw_dump_error_log(priv, priv->error); |
| 1775 | #endif |
| 1776 | } |
| 1777 | |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 1778 | /* XXX: If hardware encryption is for WPA/WPA2, |
| 1779 | * we have to notify the supplicant. */ |
| 1780 | if (priv->ieee->sec.encrypt) { |
| 1781 | priv->status &= ~STATUS_ASSOCIATED; |
| 1782 | notify_wx_assoc_event(priv); |
| 1783 | } |
| 1784 | |
| 1785 | /* Keep the restart process from trying to send host |
| 1786 | * commands by clearing the INIT status bit */ |
| 1787 | priv->status &= ~STATUS_INIT; |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 1788 | |
| 1789 | /* Cancel currently queued command. */ |
| 1790 | priv->status &= ~STATUS_HCMD_ACTIVE; |
| 1791 | wake_up_interruptible(&priv->wait_command_queue); |
| 1792 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 1793 | queue_work(priv->workqueue, &priv->adapter_restart); |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 1794 | handled |= IPW_INTA_BIT_FATAL_ERROR; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 1795 | } |
| 1796 | |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 1797 | if (inta & IPW_INTA_BIT_PARITY_ERROR) { |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 1798 | IPW_ERROR("Parity error\n"); |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 1799 | handled |= IPW_INTA_BIT_PARITY_ERROR; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 1800 | } |
| 1801 | |
| 1802 | if (handled != inta) { |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 1803 | IPW_ERROR("Unhandled INTA bits 0x%08x\n", inta & ~handled); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 1804 | } |
| 1805 | |
| 1806 | /* enable all interrupts */ |
| 1807 | ipw_enable_interrupts(priv); |
| 1808 | |
| 1809 | spin_unlock_irqrestore(&priv->lock, flags); |
| 1810 | } |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 1811 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 1812 | #ifdef CONFIG_IPW_DEBUG |
| 1813 | #define IPW_CMD(x) case IPW_CMD_ ## x : return #x |
| 1814 | static char *get_cmd_string(u8 cmd) |
| 1815 | { |
| 1816 | switch (cmd) { |
| 1817 | IPW_CMD(HOST_COMPLETE); |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 1818 | IPW_CMD(POWER_DOWN); |
| 1819 | IPW_CMD(SYSTEM_CONFIG); |
| 1820 | IPW_CMD(MULTICAST_ADDRESS); |
| 1821 | IPW_CMD(SSID); |
| 1822 | IPW_CMD(ADAPTER_ADDRESS); |
| 1823 | IPW_CMD(PORT_TYPE); |
| 1824 | IPW_CMD(RTS_THRESHOLD); |
| 1825 | IPW_CMD(FRAG_THRESHOLD); |
| 1826 | IPW_CMD(POWER_MODE); |
| 1827 | IPW_CMD(WEP_KEY); |
| 1828 | IPW_CMD(TGI_TX_KEY); |
| 1829 | IPW_CMD(SCAN_REQUEST); |
| 1830 | IPW_CMD(SCAN_REQUEST_EXT); |
| 1831 | IPW_CMD(ASSOCIATE); |
| 1832 | IPW_CMD(SUPPORTED_RATES); |
| 1833 | IPW_CMD(SCAN_ABORT); |
| 1834 | IPW_CMD(TX_FLUSH); |
| 1835 | IPW_CMD(QOS_PARAMETERS); |
| 1836 | IPW_CMD(DINO_CONFIG); |
| 1837 | IPW_CMD(RSN_CAPABILITIES); |
| 1838 | IPW_CMD(RX_KEY); |
| 1839 | IPW_CMD(CARD_DISABLE); |
| 1840 | IPW_CMD(SEED_NUMBER); |
| 1841 | IPW_CMD(TX_POWER); |
| 1842 | IPW_CMD(COUNTRY_INFO); |
| 1843 | IPW_CMD(AIRONET_INFO); |
| 1844 | IPW_CMD(AP_TX_POWER); |
| 1845 | IPW_CMD(CCKM_INFO); |
| 1846 | IPW_CMD(CCX_VER_INFO); |
| 1847 | IPW_CMD(SET_CALIBRATION); |
| 1848 | IPW_CMD(SENSITIVITY_CALIB); |
| 1849 | IPW_CMD(RETRY_LIMIT); |
| 1850 | IPW_CMD(IPW_PRE_POWER_DOWN); |
| 1851 | IPW_CMD(VAP_BEACON_TEMPLATE); |
| 1852 | IPW_CMD(VAP_DTIM_PERIOD); |
| 1853 | IPW_CMD(EXT_SUPPORTED_RATES); |
| 1854 | IPW_CMD(VAP_LOCAL_TX_PWR_CONSTRAINT); |
| 1855 | IPW_CMD(VAP_QUIET_INTERVALS); |
| 1856 | IPW_CMD(VAP_CHANNEL_SWITCH); |
| 1857 | IPW_CMD(VAP_MANDATORY_CHANNELS); |
| 1858 | IPW_CMD(VAP_CELL_PWR_LIMIT); |
| 1859 | IPW_CMD(VAP_CF_PARAM_SET); |
| 1860 | IPW_CMD(VAP_SET_BEACONING_STATE); |
| 1861 | IPW_CMD(MEASUREMENT); |
| 1862 | IPW_CMD(POWER_CAPABILITY); |
| 1863 | IPW_CMD(SUPPORTED_CHANNELS); |
| 1864 | IPW_CMD(TPC_REPORT); |
| 1865 | IPW_CMD(WME_INFO); |
| 1866 | IPW_CMD(PRODUCTION_COMMAND); |
| 1867 | default: |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 1868 | return "UNKNOWN"; |
| 1869 | } |
| 1870 | } |
James Ketrenos | ea2b26e | 2005-08-24 21:25:16 -0500 | [diff] [blame] | 1871 | #endif |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 1872 | |
| 1873 | #define HOST_COMPLETE_TIMEOUT HZ |
| 1874 | static int ipw_send_cmd(struct ipw_priv *priv, struct host_cmd *cmd) |
| 1875 | { |
| 1876 | int rc = 0; |
James Ketrenos | a613bff | 2005-08-24 21:43:11 -0500 | [diff] [blame] | 1877 | unsigned long flags; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 1878 | |
James Ketrenos | a613bff | 2005-08-24 21:43:11 -0500 | [diff] [blame] | 1879 | spin_lock_irqsave(&priv->lock, flags); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 1880 | if (priv->status & STATUS_HCMD_ACTIVE) { |
James Ketrenos | 9ddf84f | 2005-08-16 17:07:11 -0500 | [diff] [blame] | 1881 | IPW_ERROR("Failed to send %s: Already sending a command.\n", |
| 1882 | get_cmd_string(cmd->cmd)); |
James Ketrenos | a613bff | 2005-08-24 21:43:11 -0500 | [diff] [blame] | 1883 | spin_unlock_irqrestore(&priv->lock, flags); |
James Ketrenos | 9ddf84f | 2005-08-16 17:07:11 -0500 | [diff] [blame] | 1884 | return -EAGAIN; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 1885 | } |
| 1886 | |
Hong Liu | 7b99659 | 2005-08-25 17:36:13 +0800 | [diff] [blame] | 1887 | if (priv->status & STATUS_ASSOCIATING) { |
| 1888 | IPW_DEBUG_HC("abandon a command while associating\n"); |
| 1889 | spin_unlock_irqrestore(&priv->lock, flags); |
| 1890 | return -1; |
| 1891 | } |
| 1892 | |
| 1893 | if (priv->status & STATUS_DISASSOCIATING) { |
| 1894 | IPW_DEBUG_HC("abandon a command while disassociating\n"); |
| 1895 | spin_unlock_irqrestore(&priv->lock, flags); |
| 1896 | return -1; |
| 1897 | } |
| 1898 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 1899 | priv->status |= STATUS_HCMD_ACTIVE; |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 1900 | |
James Ketrenos | f6c5cb7 | 2005-08-25 00:39:09 -0500 | [diff] [blame] | 1901 | if (priv->cmdlog) { |
| 1902 | priv->cmdlog[priv->cmdlog_pos].jiffies = jiffies; |
| 1903 | priv->cmdlog[priv->cmdlog_pos].cmd.cmd = cmd->cmd; |
| 1904 | priv->cmdlog[priv->cmdlog_pos].cmd.len = cmd->len; |
| 1905 | memcpy(priv->cmdlog[priv->cmdlog_pos].cmd.param, cmd->param, |
| 1906 | cmd->len); |
| 1907 | priv->cmdlog[priv->cmdlog_pos].retcode = -1; |
| 1908 | } |
| 1909 | |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 1910 | IPW_DEBUG_HC("%s command (#%d) %d bytes: 0x%08X\n", |
| 1911 | get_cmd_string(cmd->cmd), cmd->cmd, cmd->len, |
| 1912 | priv->status); |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 1913 | printk_buf(IPW_DL_HOST_COMMAND, (u8 *) cmd->param, cmd->len); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 1914 | |
| 1915 | rc = ipw_queue_tx_hcmd(priv, cmd->cmd, &cmd->param, cmd->len, 0); |
James Ketrenos | a613bff | 2005-08-24 21:43:11 -0500 | [diff] [blame] | 1916 | if (rc) { |
| 1917 | priv->status &= ~STATUS_HCMD_ACTIVE; |
James Ketrenos | 9ddf84f | 2005-08-16 17:07:11 -0500 | [diff] [blame] | 1918 | IPW_ERROR("Failed to send %s: Reason %d\n", |
| 1919 | get_cmd_string(cmd->cmd), rc); |
James Ketrenos | a613bff | 2005-08-24 21:43:11 -0500 | [diff] [blame] | 1920 | spin_unlock_irqrestore(&priv->lock, flags); |
James Ketrenos | f6c5cb7 | 2005-08-25 00:39:09 -0500 | [diff] [blame] | 1921 | goto exit; |
James Ketrenos | a613bff | 2005-08-24 21:43:11 -0500 | [diff] [blame] | 1922 | } |
| 1923 | spin_unlock_irqrestore(&priv->lock, flags); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 1924 | |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 1925 | rc = wait_event_interruptible_timeout(priv->wait_command_queue, |
| 1926 | !(priv-> |
| 1927 | status & STATUS_HCMD_ACTIVE), |
| 1928 | HOST_COMPLETE_TIMEOUT); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 1929 | if (rc == 0) { |
James Ketrenos | a613bff | 2005-08-24 21:43:11 -0500 | [diff] [blame] | 1930 | spin_lock_irqsave(&priv->lock, flags); |
| 1931 | if (priv->status & STATUS_HCMD_ACTIVE) { |
James Ketrenos | 9ddf84f | 2005-08-16 17:07:11 -0500 | [diff] [blame] | 1932 | IPW_ERROR("Failed to send %s: Command timed out.\n", |
| 1933 | get_cmd_string(cmd->cmd)); |
James Ketrenos | a613bff | 2005-08-24 21:43:11 -0500 | [diff] [blame] | 1934 | priv->status &= ~STATUS_HCMD_ACTIVE; |
| 1935 | spin_unlock_irqrestore(&priv->lock, flags); |
James Ketrenos | f6c5cb7 | 2005-08-25 00:39:09 -0500 | [diff] [blame] | 1936 | rc = -EIO; |
| 1937 | goto exit; |
James Ketrenos | a613bff | 2005-08-24 21:43:11 -0500 | [diff] [blame] | 1938 | } |
| 1939 | spin_unlock_irqrestore(&priv->lock, flags); |
James Ketrenos | 3b9990c | 2005-08-19 13:18:55 -0500 | [diff] [blame] | 1940 | } else |
| 1941 | rc = 0; |
James Ketrenos | a613bff | 2005-08-24 21:43:11 -0500 | [diff] [blame] | 1942 | |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 1943 | if (priv->status & STATUS_RF_KILL_HW) { |
James Ketrenos | 9ddf84f | 2005-08-16 17:07:11 -0500 | [diff] [blame] | 1944 | IPW_ERROR("Failed to send %s: Aborted due to RF kill switch.\n", |
| 1945 | get_cmd_string(cmd->cmd)); |
James Ketrenos | f6c5cb7 | 2005-08-25 00:39:09 -0500 | [diff] [blame] | 1946 | rc = -EIO; |
| 1947 | goto exit; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 1948 | } |
| 1949 | |
James Ketrenos | f6c5cb7 | 2005-08-25 00:39:09 -0500 | [diff] [blame] | 1950 | exit: |
| 1951 | if (priv->cmdlog) { |
| 1952 | priv->cmdlog[priv->cmdlog_pos++].retcode = rc; |
| 1953 | priv->cmdlog_pos %= priv->cmdlog_len; |
| 1954 | } |
| 1955 | return rc; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 1956 | } |
| 1957 | |
| 1958 | static int ipw_send_host_complete(struct ipw_priv *priv) |
| 1959 | { |
| 1960 | struct host_cmd cmd = { |
| 1961 | .cmd = IPW_CMD_HOST_COMPLETE, |
| 1962 | .len = 0 |
| 1963 | }; |
| 1964 | |
| 1965 | if (!priv) { |
| 1966 | IPW_ERROR("Invalid args\n"); |
| 1967 | return -1; |
| 1968 | } |
| 1969 | |
James Ketrenos | 9ddf84f | 2005-08-16 17:07:11 -0500 | [diff] [blame] | 1970 | return ipw_send_cmd(priv, &cmd); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 1971 | } |
| 1972 | |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 1973 | static int ipw_send_system_config(struct ipw_priv *priv, |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 1974 | struct ipw_sys_config *config) |
| 1975 | { |
| 1976 | struct host_cmd cmd = { |
| 1977 | .cmd = IPW_CMD_SYSTEM_CONFIG, |
| 1978 | .len = sizeof(*config) |
| 1979 | }; |
| 1980 | |
| 1981 | if (!priv || !config) { |
| 1982 | IPW_ERROR("Invalid args\n"); |
| 1983 | return -1; |
| 1984 | } |
| 1985 | |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 1986 | memcpy(cmd.param, config, sizeof(*config)); |
James Ketrenos | 9ddf84f | 2005-08-16 17:07:11 -0500 | [diff] [blame] | 1987 | return ipw_send_cmd(priv, &cmd); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 1988 | } |
| 1989 | |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 1990 | static int ipw_send_ssid(struct ipw_priv *priv, u8 * ssid, int len) |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 1991 | { |
| 1992 | struct host_cmd cmd = { |
| 1993 | .cmd = IPW_CMD_SSID, |
| 1994 | .len = min(len, IW_ESSID_MAX_SIZE) |
| 1995 | }; |
| 1996 | |
| 1997 | if (!priv || !ssid) { |
| 1998 | IPW_ERROR("Invalid args\n"); |
| 1999 | return -1; |
| 2000 | } |
| 2001 | |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 2002 | memcpy(cmd.param, ssid, cmd.len); |
James Ketrenos | 9ddf84f | 2005-08-16 17:07:11 -0500 | [diff] [blame] | 2003 | return ipw_send_cmd(priv, &cmd); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 2004 | } |
| 2005 | |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 2006 | static int ipw_send_adapter_address(struct ipw_priv *priv, u8 * mac) |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 2007 | { |
| 2008 | struct host_cmd cmd = { |
| 2009 | .cmd = IPW_CMD_ADAPTER_ADDRESS, |
| 2010 | .len = ETH_ALEN |
| 2011 | }; |
| 2012 | |
| 2013 | if (!priv || !mac) { |
| 2014 | IPW_ERROR("Invalid args\n"); |
| 2015 | return -1; |
| 2016 | } |
| 2017 | |
| 2018 | IPW_DEBUG_INFO("%s: Setting MAC to " MAC_FMT "\n", |
| 2019 | priv->net_dev->name, MAC_ARG(mac)); |
| 2020 | |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 2021 | memcpy(cmd.param, mac, ETH_ALEN); |
James Ketrenos | 9ddf84f | 2005-08-16 17:07:11 -0500 | [diff] [blame] | 2022 | return ipw_send_cmd(priv, &cmd); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 2023 | } |
| 2024 | |
James Ketrenos | a613bff | 2005-08-24 21:43:11 -0500 | [diff] [blame] | 2025 | /* |
| 2026 | * NOTE: This must be executed from our workqueue as it results in udelay |
| 2027 | * being called which may corrupt the keyboard if executed on default |
| 2028 | * workqueue |
| 2029 | */ |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 2030 | static void ipw_adapter_restart(void *adapter) |
| 2031 | { |
| 2032 | struct ipw_priv *priv = adapter; |
| 2033 | |
| 2034 | if (priv->status & STATUS_RF_KILL_MASK) |
| 2035 | return; |
| 2036 | |
| 2037 | ipw_down(priv); |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 2038 | |
| 2039 | if (priv->assoc_network && |
| 2040 | (priv->assoc_network->capability & WLAN_CAPABILITY_IBSS)) |
| 2041 | ipw_remove_current_network(priv); |
| 2042 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 2043 | if (ipw_up(priv)) { |
| 2044 | IPW_ERROR("Failed to up device\n"); |
| 2045 | return; |
| 2046 | } |
| 2047 | } |
| 2048 | |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 2049 | static void ipw_bg_adapter_restart(void *data) |
| 2050 | { |
| 2051 | struct ipw_priv *priv = data; |
| 2052 | down(&priv->sem); |
| 2053 | ipw_adapter_restart(data); |
| 2054 | up(&priv->sem); |
| 2055 | } |
| 2056 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 2057 | #define IPW_SCAN_CHECK_WATCHDOG (5 * HZ) |
| 2058 | |
| 2059 | static void ipw_scan_check(void *data) |
| 2060 | { |
| 2061 | struct ipw_priv *priv = data; |
| 2062 | if (priv->status & (STATUS_SCANNING | STATUS_SCAN_ABORTING)) { |
| 2063 | IPW_DEBUG_SCAN("Scan completion watchdog resetting " |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 2064 | "adapter (%dms).\n", |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 2065 | IPW_SCAN_CHECK_WATCHDOG / 100); |
James Ketrenos | a613bff | 2005-08-24 21:43:11 -0500 | [diff] [blame] | 2066 | queue_work(priv->workqueue, &priv->adapter_restart); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 2067 | } |
| 2068 | } |
| 2069 | |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 2070 | static void ipw_bg_scan_check(void *data) |
| 2071 | { |
| 2072 | struct ipw_priv *priv = data; |
| 2073 | down(&priv->sem); |
| 2074 | ipw_scan_check(data); |
| 2075 | up(&priv->sem); |
| 2076 | } |
| 2077 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 2078 | static int ipw_send_scan_request_ext(struct ipw_priv *priv, |
| 2079 | struct ipw_scan_request_ext *request) |
| 2080 | { |
| 2081 | struct host_cmd cmd = { |
| 2082 | .cmd = IPW_CMD_SCAN_REQUEST_EXT, |
| 2083 | .len = sizeof(*request) |
| 2084 | }; |
| 2085 | |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 2086 | memcpy(cmd.param, request, sizeof(*request)); |
James Ketrenos | 9ddf84f | 2005-08-16 17:07:11 -0500 | [diff] [blame] | 2087 | return ipw_send_cmd(priv, &cmd); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 2088 | } |
| 2089 | |
| 2090 | static int ipw_send_scan_abort(struct ipw_priv *priv) |
| 2091 | { |
| 2092 | struct host_cmd cmd = { |
| 2093 | .cmd = IPW_CMD_SCAN_ABORT, |
| 2094 | .len = 0 |
| 2095 | }; |
| 2096 | |
| 2097 | if (!priv) { |
| 2098 | IPW_ERROR("Invalid args\n"); |
| 2099 | return -1; |
| 2100 | } |
| 2101 | |
James Ketrenos | 9ddf84f | 2005-08-16 17:07:11 -0500 | [diff] [blame] | 2102 | return ipw_send_cmd(priv, &cmd); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 2103 | } |
| 2104 | |
| 2105 | static int ipw_set_sensitivity(struct ipw_priv *priv, u16 sens) |
| 2106 | { |
| 2107 | struct host_cmd cmd = { |
| 2108 | .cmd = IPW_CMD_SENSITIVITY_CALIB, |
| 2109 | .len = sizeof(struct ipw_sensitivity_calib) |
| 2110 | }; |
| 2111 | struct ipw_sensitivity_calib *calib = (struct ipw_sensitivity_calib *) |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 2112 | &cmd.param; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 2113 | calib->beacon_rssi_raw = sens; |
James Ketrenos | 9ddf84f | 2005-08-16 17:07:11 -0500 | [diff] [blame] | 2114 | return ipw_send_cmd(priv, &cmd); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 2115 | } |
| 2116 | |
| 2117 | static int ipw_send_associate(struct ipw_priv *priv, |
| 2118 | struct ipw_associate *associate) |
| 2119 | { |
| 2120 | struct host_cmd cmd = { |
| 2121 | .cmd = IPW_CMD_ASSOCIATE, |
| 2122 | .len = sizeof(*associate) |
| 2123 | }; |
| 2124 | |
James Ketrenos | a613bff | 2005-08-24 21:43:11 -0500 | [diff] [blame] | 2125 | struct ipw_associate tmp_associate; |
| 2126 | memcpy(&tmp_associate, associate, sizeof(*associate)); |
| 2127 | tmp_associate.policy_support = |
| 2128 | cpu_to_le16(tmp_associate.policy_support); |
| 2129 | tmp_associate.assoc_tsf_msw = cpu_to_le32(tmp_associate.assoc_tsf_msw); |
| 2130 | tmp_associate.assoc_tsf_lsw = cpu_to_le32(tmp_associate.assoc_tsf_lsw); |
| 2131 | tmp_associate.capability = cpu_to_le16(tmp_associate.capability); |
| 2132 | tmp_associate.listen_interval = |
| 2133 | cpu_to_le16(tmp_associate.listen_interval); |
| 2134 | tmp_associate.beacon_interval = |
| 2135 | cpu_to_le16(tmp_associate.beacon_interval); |
| 2136 | tmp_associate.atim_window = cpu_to_le16(tmp_associate.atim_window); |
| 2137 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 2138 | if (!priv || !associate) { |
| 2139 | IPW_ERROR("Invalid args\n"); |
| 2140 | return -1; |
| 2141 | } |
| 2142 | |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 2143 | memcpy(cmd.param, &tmp_associate, sizeof(*associate)); |
James Ketrenos | 9ddf84f | 2005-08-16 17:07:11 -0500 | [diff] [blame] | 2144 | return ipw_send_cmd(priv, &cmd); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 2145 | } |
| 2146 | |
| 2147 | static int ipw_send_supported_rates(struct ipw_priv *priv, |
| 2148 | struct ipw_supported_rates *rates) |
| 2149 | { |
| 2150 | struct host_cmd cmd = { |
| 2151 | .cmd = IPW_CMD_SUPPORTED_RATES, |
| 2152 | .len = sizeof(*rates) |
| 2153 | }; |
| 2154 | |
| 2155 | if (!priv || !rates) { |
| 2156 | IPW_ERROR("Invalid args\n"); |
| 2157 | return -1; |
| 2158 | } |
| 2159 | |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 2160 | memcpy(cmd.param, rates, sizeof(*rates)); |
James Ketrenos | 9ddf84f | 2005-08-16 17:07:11 -0500 | [diff] [blame] | 2161 | return ipw_send_cmd(priv, &cmd); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 2162 | } |
| 2163 | |
| 2164 | static int ipw_set_random_seed(struct ipw_priv *priv) |
| 2165 | { |
| 2166 | struct host_cmd cmd = { |
| 2167 | .cmd = IPW_CMD_SEED_NUMBER, |
| 2168 | .len = sizeof(u32) |
| 2169 | }; |
| 2170 | |
| 2171 | if (!priv) { |
| 2172 | IPW_ERROR("Invalid args\n"); |
| 2173 | return -1; |
| 2174 | } |
| 2175 | |
| 2176 | get_random_bytes(&cmd.param, sizeof(u32)); |
| 2177 | |
James Ketrenos | 9ddf84f | 2005-08-16 17:07:11 -0500 | [diff] [blame] | 2178 | return ipw_send_cmd(priv, &cmd); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 2179 | } |
| 2180 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 2181 | static int ipw_send_card_disable(struct ipw_priv *priv, u32 phy_off) |
| 2182 | { |
| 2183 | struct host_cmd cmd = { |
| 2184 | .cmd = IPW_CMD_CARD_DISABLE, |
| 2185 | .len = sizeof(u32) |
| 2186 | }; |
| 2187 | |
| 2188 | if (!priv) { |
| 2189 | IPW_ERROR("Invalid args\n"); |
| 2190 | return -1; |
| 2191 | } |
| 2192 | |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 2193 | *((u32 *) & cmd.param) = phy_off; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 2194 | |
James Ketrenos | 9ddf84f | 2005-08-16 17:07:11 -0500 | [diff] [blame] | 2195 | return ipw_send_cmd(priv, &cmd); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 2196 | } |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 2197 | |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 2198 | static int ipw_send_tx_power(struct ipw_priv *priv, struct ipw_tx_power *power) |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 2199 | { |
| 2200 | struct host_cmd cmd = { |
| 2201 | .cmd = IPW_CMD_TX_POWER, |
| 2202 | .len = sizeof(*power) |
| 2203 | }; |
| 2204 | |
| 2205 | if (!priv || !power) { |
| 2206 | IPW_ERROR("Invalid args\n"); |
| 2207 | return -1; |
| 2208 | } |
| 2209 | |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 2210 | memcpy(cmd.param, power, sizeof(*power)); |
James Ketrenos | 9ddf84f | 2005-08-16 17:07:11 -0500 | [diff] [blame] | 2211 | return ipw_send_cmd(priv, &cmd); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 2212 | } |
| 2213 | |
Zhu Yi | 6de9f7f | 2005-08-11 14:39:33 +0800 | [diff] [blame] | 2214 | static int ipw_set_tx_power(struct ipw_priv *priv) |
| 2215 | { |
Liu Hong | 1fe0adb | 2005-08-19 09:33:10 -0500 | [diff] [blame] | 2216 | const struct ieee80211_geo *geo = ipw_get_geo(priv->ieee); |
Zhu Yi | 6de9f7f | 2005-08-11 14:39:33 +0800 | [diff] [blame] | 2217 | struct ipw_tx_power tx_power; |
| 2218 | s8 max_power; |
| 2219 | int i; |
| 2220 | |
| 2221 | memset(&tx_power, 0, sizeof(tx_power)); |
| 2222 | |
| 2223 | /* configure device for 'G' band */ |
| 2224 | tx_power.ieee_mode = IPW_G_MODE; |
| 2225 | tx_power.num_channels = geo->bg_channels; |
| 2226 | for (i = 0; i < geo->bg_channels; i++) { |
| 2227 | max_power = geo->bg[i].max_power; |
| 2228 | tx_power.channels_tx_power[i].channel_number = |
| 2229 | geo->bg[i].channel; |
| 2230 | tx_power.channels_tx_power[i].tx_power = max_power ? |
| 2231 | min(max_power, priv->tx_power) : priv->tx_power; |
| 2232 | } |
| 2233 | if (ipw_send_tx_power(priv, &tx_power)) |
| 2234 | return -EIO; |
| 2235 | |
| 2236 | /* configure device to also handle 'B' band */ |
| 2237 | tx_power.ieee_mode = IPW_B_MODE; |
| 2238 | if (ipw_send_tx_power(priv, &tx_power)) |
| 2239 | return -EIO; |
| 2240 | |
| 2241 | /* configure device to also handle 'A' band */ |
| 2242 | if (priv->ieee->abg_true) { |
| 2243 | tx_power.ieee_mode = IPW_A_MODE; |
| 2244 | tx_power.num_channels = geo->a_channels; |
| 2245 | for (i = 0; i < tx_power.num_channels; i++) { |
| 2246 | max_power = geo->a[i].max_power; |
| 2247 | tx_power.channels_tx_power[i].channel_number = |
| 2248 | geo->a[i].channel; |
| 2249 | tx_power.channels_tx_power[i].tx_power = max_power ? |
| 2250 | min(max_power, priv->tx_power) : priv->tx_power; |
| 2251 | } |
| 2252 | if (ipw_send_tx_power(priv, &tx_power)) |
| 2253 | return -EIO; |
| 2254 | } |
| 2255 | return 0; |
| 2256 | } |
| 2257 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 2258 | static int ipw_send_rts_threshold(struct ipw_priv *priv, u16 rts) |
| 2259 | { |
| 2260 | struct ipw_rts_threshold rts_threshold = { |
| 2261 | .rts_threshold = rts, |
| 2262 | }; |
| 2263 | struct host_cmd cmd = { |
| 2264 | .cmd = IPW_CMD_RTS_THRESHOLD, |
| 2265 | .len = sizeof(rts_threshold) |
| 2266 | }; |
| 2267 | |
| 2268 | if (!priv) { |
| 2269 | IPW_ERROR("Invalid args\n"); |
| 2270 | return -1; |
| 2271 | } |
| 2272 | |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 2273 | memcpy(cmd.param, &rts_threshold, sizeof(rts_threshold)); |
James Ketrenos | 9ddf84f | 2005-08-16 17:07:11 -0500 | [diff] [blame] | 2274 | return ipw_send_cmd(priv, &cmd); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 2275 | } |
| 2276 | |
| 2277 | static int ipw_send_frag_threshold(struct ipw_priv *priv, u16 frag) |
| 2278 | { |
| 2279 | struct ipw_frag_threshold frag_threshold = { |
| 2280 | .frag_threshold = frag, |
| 2281 | }; |
| 2282 | struct host_cmd cmd = { |
| 2283 | .cmd = IPW_CMD_FRAG_THRESHOLD, |
| 2284 | .len = sizeof(frag_threshold) |
| 2285 | }; |
| 2286 | |
| 2287 | if (!priv) { |
| 2288 | IPW_ERROR("Invalid args\n"); |
| 2289 | return -1; |
| 2290 | } |
| 2291 | |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 2292 | memcpy(cmd.param, &frag_threshold, sizeof(frag_threshold)); |
James Ketrenos | 9ddf84f | 2005-08-16 17:07:11 -0500 | [diff] [blame] | 2293 | return ipw_send_cmd(priv, &cmd); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 2294 | } |
| 2295 | |
| 2296 | static int ipw_send_power_mode(struct ipw_priv *priv, u32 mode) |
| 2297 | { |
| 2298 | struct host_cmd cmd = { |
| 2299 | .cmd = IPW_CMD_POWER_MODE, |
| 2300 | .len = sizeof(u32) |
| 2301 | }; |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 2302 | u32 *param = (u32 *) (&cmd.param); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 2303 | |
| 2304 | if (!priv) { |
| 2305 | IPW_ERROR("Invalid args\n"); |
| 2306 | return -1; |
| 2307 | } |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 2308 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 2309 | /* If on battery, set to 3, if AC set to CAM, else user |
| 2310 | * level */ |
| 2311 | switch (mode) { |
| 2312 | case IPW_POWER_BATTERY: |
| 2313 | *param = IPW_POWER_INDEX_3; |
| 2314 | break; |
| 2315 | case IPW_POWER_AC: |
| 2316 | *param = IPW_POWER_MODE_CAM; |
| 2317 | break; |
| 2318 | default: |
| 2319 | *param = mode; |
| 2320 | break; |
| 2321 | } |
| 2322 | |
James Ketrenos | 9ddf84f | 2005-08-16 17:07:11 -0500 | [diff] [blame] | 2323 | return ipw_send_cmd(priv, &cmd); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 2324 | } |
| 2325 | |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 2326 | static int ipw_send_retry_limit(struct ipw_priv *priv, u8 slimit, u8 llimit) |
| 2327 | { |
| 2328 | struct ipw_retry_limit retry_limit = { |
| 2329 | .short_retry_limit = slimit, |
| 2330 | .long_retry_limit = llimit |
| 2331 | }; |
| 2332 | struct host_cmd cmd = { |
| 2333 | .cmd = IPW_CMD_RETRY_LIMIT, |
| 2334 | .len = sizeof(retry_limit) |
| 2335 | }; |
| 2336 | |
| 2337 | if (!priv) { |
| 2338 | IPW_ERROR("Invalid args\n"); |
| 2339 | return -1; |
| 2340 | } |
| 2341 | |
| 2342 | memcpy(cmd.param, &retry_limit, sizeof(retry_limit)); |
James Ketrenos | 9ddf84f | 2005-08-16 17:07:11 -0500 | [diff] [blame] | 2343 | return ipw_send_cmd(priv, &cmd); |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 2344 | } |
| 2345 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 2346 | /* |
| 2347 | * The IPW device contains a Microwire compatible EEPROM that stores |
| 2348 | * various data like the MAC address. Usually the firmware has exclusive |
| 2349 | * access to the eeprom, but during device initialization (before the |
| 2350 | * device driver has sent the HostComplete command to the firmware) the |
| 2351 | * device driver has read access to the EEPROM by way of indirect addressing |
| 2352 | * through a couple of memory mapped registers. |
| 2353 | * |
| 2354 | * The following is a simplified implementation for pulling data out of the |
| 2355 | * the eeprom, along with some helper functions to find information in |
| 2356 | * the per device private data's copy of the eeprom. |
| 2357 | * |
| 2358 | * NOTE: To better understand how these functions work (i.e what is a chip |
| 2359 | * select and why do have to keep driving the eeprom clock?), read |
| 2360 | * just about any data sheet for a Microwire compatible EEPROM. |
| 2361 | */ |
| 2362 | |
| 2363 | /* write a 32 bit value into the indirect accessor register */ |
| 2364 | static inline void eeprom_write_reg(struct ipw_priv *p, u32 data) |
| 2365 | { |
| 2366 | ipw_write_reg32(p, FW_MEM_REG_EEPROM_ACCESS, data); |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 2367 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 2368 | /* the eeprom requires some time to complete the operation */ |
| 2369 | udelay(p->eeprom_delay); |
| 2370 | |
| 2371 | return; |
| 2372 | } |
| 2373 | |
| 2374 | /* perform a chip select operation */ |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 2375 | static inline void eeprom_cs(struct ipw_priv *priv) |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 2376 | { |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 2377 | eeprom_write_reg(priv, 0); |
| 2378 | eeprom_write_reg(priv, EEPROM_BIT_CS); |
| 2379 | eeprom_write_reg(priv, EEPROM_BIT_CS | EEPROM_BIT_SK); |
| 2380 | eeprom_write_reg(priv, EEPROM_BIT_CS); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 2381 | } |
| 2382 | |
| 2383 | /* perform a chip select operation */ |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 2384 | static inline void eeprom_disable_cs(struct ipw_priv *priv) |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 2385 | { |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 2386 | eeprom_write_reg(priv, EEPROM_BIT_CS); |
| 2387 | eeprom_write_reg(priv, 0); |
| 2388 | eeprom_write_reg(priv, EEPROM_BIT_SK); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 2389 | } |
| 2390 | |
| 2391 | /* push a single bit down to the eeprom */ |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 2392 | static inline void eeprom_write_bit(struct ipw_priv *p, u8 bit) |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 2393 | { |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 2394 | int d = (bit ? EEPROM_BIT_DI : 0); |
| 2395 | eeprom_write_reg(p, EEPROM_BIT_CS | d); |
| 2396 | eeprom_write_reg(p, EEPROM_BIT_CS | d | EEPROM_BIT_SK); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 2397 | } |
| 2398 | |
| 2399 | /* push an opcode followed by an address down to the eeprom */ |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 2400 | static void eeprom_op(struct ipw_priv *priv, u8 op, u8 addr) |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 2401 | { |
| 2402 | int i; |
| 2403 | |
| 2404 | eeprom_cs(priv); |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 2405 | eeprom_write_bit(priv, 1); |
| 2406 | eeprom_write_bit(priv, op & 2); |
| 2407 | eeprom_write_bit(priv, op & 1); |
| 2408 | for (i = 7; i >= 0; i--) { |
| 2409 | eeprom_write_bit(priv, addr & (1 << i)); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 2410 | } |
| 2411 | } |
| 2412 | |
| 2413 | /* pull 16 bits off the eeprom, one bit at a time */ |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 2414 | static u16 eeprom_read_u16(struct ipw_priv *priv, u8 addr) |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 2415 | { |
| 2416 | int i; |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 2417 | u16 r = 0; |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 2418 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 2419 | /* Send READ Opcode */ |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 2420 | eeprom_op(priv, EEPROM_CMD_READ, addr); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 2421 | |
| 2422 | /* Send dummy bit */ |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 2423 | eeprom_write_reg(priv, EEPROM_BIT_CS); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 2424 | |
| 2425 | /* Read the byte off the eeprom one bit at a time */ |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 2426 | for (i = 0; i < 16; i++) { |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 2427 | u32 data = 0; |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 2428 | eeprom_write_reg(priv, EEPROM_BIT_CS | EEPROM_BIT_SK); |
| 2429 | eeprom_write_reg(priv, EEPROM_BIT_CS); |
| 2430 | data = ipw_read_reg32(priv, FW_MEM_REG_EEPROM_ACCESS); |
| 2431 | r = (r << 1) | ((data & EEPROM_BIT_DO) ? 1 : 0); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 2432 | } |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 2433 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 2434 | /* Send another dummy bit */ |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 2435 | eeprom_write_reg(priv, 0); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 2436 | eeprom_disable_cs(priv); |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 2437 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 2438 | return r; |
| 2439 | } |
| 2440 | |
| 2441 | /* helper function for pulling the mac address out of the private */ |
| 2442 | /* data's copy of the eeprom data */ |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 2443 | static void eeprom_parse_mac(struct ipw_priv *priv, u8 * mac) |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 2444 | { |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 2445 | memcpy(mac, &priv->eeprom[EEPROM_MAC_ADDRESS], 6); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 2446 | } |
| 2447 | |
| 2448 | /* |
| 2449 | * Either the device driver (i.e. the host) or the firmware can |
| 2450 | * load eeprom data into the designated region in SRAM. If neither |
| 2451 | * happens then the FW will shutdown with a fatal error. |
| 2452 | * |
| 2453 | * In order to signal the FW to load the EEPROM, the EEPROM_LOAD_DISABLE |
| 2454 | * bit needs region of shared SRAM needs to be non-zero. |
| 2455 | */ |
| 2456 | static void ipw_eeprom_init_sram(struct ipw_priv *priv) |
| 2457 | { |
| 2458 | int i; |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 2459 | u16 *eeprom = (u16 *) priv->eeprom; |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 2460 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 2461 | IPW_DEBUG_TRACE(">>\n"); |
| 2462 | |
| 2463 | /* read entire contents of eeprom into private buffer */ |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 2464 | for (i = 0; i < 128; i++) |
James Ketrenos | a613bff | 2005-08-24 21:43:11 -0500 | [diff] [blame] | 2465 | eeprom[i] = le16_to_cpu(eeprom_read_u16(priv, (u8) i)); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 2466 | |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 2467 | /* |
| 2468 | If the data looks correct, then copy it to our private |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 2469 | copy. Otherwise let the firmware know to perform the operation |
| 2470 | on it's own |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 2471 | */ |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 2472 | if ((priv->eeprom + EEPROM_VERSION) != 0) { |
| 2473 | IPW_DEBUG_INFO("Writing EEPROM data into SRAM\n"); |
| 2474 | |
| 2475 | /* write the eeprom data to sram */ |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 2476 | for (i = 0; i < IPW_EEPROM_IMAGE_SIZE; i++) |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 2477 | ipw_write8(priv, IPW_EEPROM_DATA + i, priv->eeprom[i]); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 2478 | |
| 2479 | /* Do not load eeprom data on fatal error or suspend */ |
| 2480 | ipw_write32(priv, IPW_EEPROM_LOAD_DISABLE, 0); |
| 2481 | } else { |
| 2482 | IPW_DEBUG_INFO("Enabling FW initializationg of SRAM\n"); |
| 2483 | |
| 2484 | /* Load eeprom data on fatal error or suspend */ |
| 2485 | ipw_write32(priv, IPW_EEPROM_LOAD_DISABLE, 1); |
| 2486 | } |
| 2487 | |
| 2488 | IPW_DEBUG_TRACE("<<\n"); |
| 2489 | } |
| 2490 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 2491 | static inline void ipw_zero_memory(struct ipw_priv *priv, u32 start, u32 count) |
| 2492 | { |
| 2493 | count >>= 2; |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 2494 | if (!count) |
| 2495 | return; |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 2496 | _ipw_write32(priv, IPW_AUTOINC_ADDR, start); |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 2497 | while (count--) |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 2498 | _ipw_write32(priv, IPW_AUTOINC_DATA, 0); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 2499 | } |
| 2500 | |
| 2501 | static inline void ipw_fw_dma_reset_command_blocks(struct ipw_priv *priv) |
| 2502 | { |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 2503 | ipw_zero_memory(priv, IPW_SHARED_SRAM_DMA_CONTROL, |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 2504 | CB_NUMBER_OF_ELEMENTS_SMALL * |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 2505 | sizeof(struct command_block)); |
| 2506 | } |
| 2507 | |
| 2508 | static int ipw_fw_dma_enable(struct ipw_priv *priv) |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 2509 | { /* start dma engine but no transfers yet */ |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 2510 | |
| 2511 | IPW_DEBUG_FW(">> : \n"); |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 2512 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 2513 | /* Start the dma */ |
| 2514 | ipw_fw_dma_reset_command_blocks(priv); |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 2515 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 2516 | /* Write CB base address */ |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 2517 | ipw_write_reg32(priv, IPW_DMA_I_CB_BASE, IPW_SHARED_SRAM_DMA_CONTROL); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 2518 | |
| 2519 | IPW_DEBUG_FW("<< : \n"); |
| 2520 | return 0; |
| 2521 | } |
| 2522 | |
| 2523 | static void ipw_fw_dma_abort(struct ipw_priv *priv) |
| 2524 | { |
| 2525 | u32 control = 0; |
| 2526 | |
| 2527 | IPW_DEBUG_FW(">> :\n"); |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 2528 | |
| 2529 | //set the Stop and Abort bit |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 2530 | control = DMA_CONTROL_SMALL_CB_CONST_VALUE | DMA_CB_STOP_AND_ABORT; |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 2531 | ipw_write_reg32(priv, IPW_DMA_I_DMA_CONTROL, control); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 2532 | priv->sram_desc.last_cb_index = 0; |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 2533 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 2534 | IPW_DEBUG_FW("<< \n"); |
| 2535 | } |
| 2536 | |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 2537 | static int ipw_fw_dma_write_command_block(struct ipw_priv *priv, int index, |
| 2538 | struct command_block *cb) |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 2539 | { |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 2540 | u32 address = |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 2541 | IPW_SHARED_SRAM_DMA_CONTROL + |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 2542 | (sizeof(struct command_block) * index); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 2543 | IPW_DEBUG_FW(">> :\n"); |
| 2544 | |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 2545 | ipw_write_indirect(priv, address, (u8 *) cb, |
| 2546 | (int)sizeof(struct command_block)); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 2547 | |
| 2548 | IPW_DEBUG_FW("<< :\n"); |
| 2549 | return 0; |
| 2550 | |
| 2551 | } |
| 2552 | |
| 2553 | static int ipw_fw_dma_kick(struct ipw_priv *priv) |
| 2554 | { |
| 2555 | u32 control = 0; |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 2556 | u32 index = 0; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 2557 | |
| 2558 | IPW_DEBUG_FW(">> :\n"); |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 2559 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 2560 | for (index = 0; index < priv->sram_desc.last_cb_index; index++) |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 2561 | ipw_fw_dma_write_command_block(priv, index, |
| 2562 | &priv->sram_desc.cb_list[index]); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 2563 | |
| 2564 | /* Enable the DMA in the CSR register */ |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 2565 | ipw_clear_bit(priv, IPW_RESET_REG, |
| 2566 | IPW_RESET_REG_MASTER_DISABLED | |
| 2567 | IPW_RESET_REG_STOP_MASTER); |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 2568 | |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 2569 | /* Set the Start bit. */ |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 2570 | control = DMA_CONTROL_SMALL_CB_CONST_VALUE | DMA_CB_START; |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 2571 | ipw_write_reg32(priv, IPW_DMA_I_DMA_CONTROL, control); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 2572 | |
| 2573 | IPW_DEBUG_FW("<< :\n"); |
| 2574 | return 0; |
| 2575 | } |
| 2576 | |
| 2577 | static void ipw_fw_dma_dump_command_block(struct ipw_priv *priv) |
| 2578 | { |
| 2579 | u32 address; |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 2580 | u32 register_value = 0; |
| 2581 | u32 cb_fields_address = 0; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 2582 | |
| 2583 | IPW_DEBUG_FW(">> :\n"); |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 2584 | address = ipw_read_reg32(priv, IPW_DMA_I_CURRENT_CB); |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 2585 | IPW_DEBUG_FW_INFO("Current CB is 0x%x \n", address); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 2586 | |
| 2587 | /* Read the DMA Controlor register */ |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 2588 | register_value = ipw_read_reg32(priv, IPW_DMA_I_DMA_CONTROL); |
| 2589 | IPW_DEBUG_FW_INFO("IPW_DMA_I_DMA_CONTROL is 0x%x \n", register_value); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 2590 | |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 2591 | /* Print the CB values */ |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 2592 | cb_fields_address = address; |
| 2593 | register_value = ipw_read_reg32(priv, cb_fields_address); |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 2594 | IPW_DEBUG_FW_INFO("Current CB ControlField is 0x%x \n", register_value); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 2595 | |
| 2596 | cb_fields_address += sizeof(u32); |
| 2597 | register_value = ipw_read_reg32(priv, cb_fields_address); |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 2598 | IPW_DEBUG_FW_INFO("Current CB Source Field is 0x%x \n", register_value); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 2599 | |
| 2600 | cb_fields_address += sizeof(u32); |
| 2601 | register_value = ipw_read_reg32(priv, cb_fields_address); |
| 2602 | IPW_DEBUG_FW_INFO("Current CB Destination Field is 0x%x \n", |
| 2603 | register_value); |
| 2604 | |
| 2605 | cb_fields_address += sizeof(u32); |
| 2606 | register_value = ipw_read_reg32(priv, cb_fields_address); |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 2607 | IPW_DEBUG_FW_INFO("Current CB Status Field is 0x%x \n", register_value); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 2608 | |
| 2609 | IPW_DEBUG_FW(">> :\n"); |
| 2610 | } |
| 2611 | |
| 2612 | static int ipw_fw_dma_command_block_index(struct ipw_priv *priv) |
| 2613 | { |
| 2614 | u32 current_cb_address = 0; |
| 2615 | u32 current_cb_index = 0; |
| 2616 | |
| 2617 | IPW_DEBUG_FW("<< :\n"); |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 2618 | current_cb_address = ipw_read_reg32(priv, IPW_DMA_I_CURRENT_CB); |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 2619 | |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 2620 | current_cb_index = (current_cb_address - IPW_SHARED_SRAM_DMA_CONTROL) / |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 2621 | sizeof(struct command_block); |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 2622 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 2623 | IPW_DEBUG_FW_INFO("Current CB index 0x%x address = 0x%X \n", |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 2624 | current_cb_index, current_cb_address); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 2625 | |
| 2626 | IPW_DEBUG_FW(">> :\n"); |
| 2627 | return current_cb_index; |
| 2628 | |
| 2629 | } |
| 2630 | |
| 2631 | static int ipw_fw_dma_add_command_block(struct ipw_priv *priv, |
| 2632 | u32 src_address, |
| 2633 | u32 dest_address, |
| 2634 | u32 length, |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 2635 | int interrupt_enabled, int is_last) |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 2636 | { |
| 2637 | |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 2638 | u32 control = CB_VALID | CB_SRC_LE | CB_DEST_LE | CB_SRC_AUTOINC | |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 2639 | CB_SRC_IO_GATED | CB_DEST_AUTOINC | CB_SRC_SIZE_LONG | |
| 2640 | CB_DEST_SIZE_LONG; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 2641 | struct command_block *cb; |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 2642 | u32 last_cb_element = 0; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 2643 | |
| 2644 | IPW_DEBUG_FW_INFO("src_address=0x%x dest_address=0x%x length=0x%x\n", |
| 2645 | src_address, dest_address, length); |
| 2646 | |
| 2647 | if (priv->sram_desc.last_cb_index >= CB_NUMBER_OF_ELEMENTS_SMALL) |
| 2648 | return -1; |
| 2649 | |
| 2650 | last_cb_element = priv->sram_desc.last_cb_index; |
| 2651 | cb = &priv->sram_desc.cb_list[last_cb_element]; |
| 2652 | priv->sram_desc.last_cb_index++; |
| 2653 | |
| 2654 | /* Calculate the new CB control word */ |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 2655 | if (interrupt_enabled) |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 2656 | control |= CB_INT_ENABLED; |
| 2657 | |
| 2658 | if (is_last) |
| 2659 | control |= CB_LAST_VALID; |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 2660 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 2661 | control |= length; |
| 2662 | |
| 2663 | /* Calculate the CB Element's checksum value */ |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 2664 | cb->status = control ^ src_address ^ dest_address; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 2665 | |
| 2666 | /* Copy the Source and Destination addresses */ |
| 2667 | cb->dest_addr = dest_address; |
| 2668 | cb->source_addr = src_address; |
| 2669 | |
| 2670 | /* Copy the Control Word last */ |
| 2671 | cb->control = control; |
| 2672 | |
| 2673 | return 0; |
| 2674 | } |
| 2675 | |
| 2676 | static int ipw_fw_dma_add_buffer(struct ipw_priv *priv, |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 2677 | u32 src_phys, u32 dest_address, u32 length) |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 2678 | { |
| 2679 | u32 bytes_left = length; |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 2680 | u32 src_offset = 0; |
| 2681 | u32 dest_offset = 0; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 2682 | int status = 0; |
| 2683 | IPW_DEBUG_FW(">> \n"); |
| 2684 | IPW_DEBUG_FW_INFO("src_phys=0x%x dest_address=0x%x length=0x%x\n", |
| 2685 | src_phys, dest_address, length); |
| 2686 | while (bytes_left > CB_MAX_LENGTH) { |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 2687 | status = ipw_fw_dma_add_command_block(priv, |
| 2688 | src_phys + src_offset, |
| 2689 | dest_address + |
| 2690 | dest_offset, |
| 2691 | CB_MAX_LENGTH, 0, 0); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 2692 | if (status) { |
| 2693 | IPW_DEBUG_FW_INFO(": Failed\n"); |
| 2694 | return -1; |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 2695 | } else |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 2696 | IPW_DEBUG_FW_INFO(": Added new cb\n"); |
| 2697 | |
| 2698 | src_offset += CB_MAX_LENGTH; |
| 2699 | dest_offset += CB_MAX_LENGTH; |
| 2700 | bytes_left -= CB_MAX_LENGTH; |
| 2701 | } |
| 2702 | |
| 2703 | /* add the buffer tail */ |
| 2704 | if (bytes_left > 0) { |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 2705 | status = |
| 2706 | ipw_fw_dma_add_command_block(priv, src_phys + src_offset, |
| 2707 | dest_address + dest_offset, |
| 2708 | bytes_left, 0, 0); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 2709 | if (status) { |
| 2710 | IPW_DEBUG_FW_INFO(": Failed on the buffer tail\n"); |
| 2711 | return -1; |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 2712 | } else |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 2713 | IPW_DEBUG_FW_INFO |
| 2714 | (": Adding new cb - the buffer tail\n"); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 2715 | } |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 2716 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 2717 | IPW_DEBUG_FW("<< \n"); |
| 2718 | return 0; |
| 2719 | } |
| 2720 | |
| 2721 | static int ipw_fw_dma_wait(struct ipw_priv *priv) |
| 2722 | { |
| 2723 | u32 current_index = 0; |
| 2724 | u32 watchdog = 0; |
| 2725 | |
| 2726 | IPW_DEBUG_FW(">> : \n"); |
| 2727 | |
| 2728 | current_index = ipw_fw_dma_command_block_index(priv); |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 2729 | IPW_DEBUG_FW_INFO("sram_desc.last_cb_index:0x%8X\n", |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 2730 | (int)priv->sram_desc.last_cb_index); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 2731 | |
| 2732 | while (current_index < priv->sram_desc.last_cb_index) { |
| 2733 | udelay(50); |
| 2734 | current_index = ipw_fw_dma_command_block_index(priv); |
| 2735 | |
| 2736 | watchdog++; |
| 2737 | |
| 2738 | if (watchdog > 400) { |
| 2739 | IPW_DEBUG_FW_INFO("Timeout\n"); |
| 2740 | ipw_fw_dma_dump_command_block(priv); |
| 2741 | ipw_fw_dma_abort(priv); |
| 2742 | return -1; |
| 2743 | } |
| 2744 | } |
| 2745 | |
| 2746 | ipw_fw_dma_abort(priv); |
| 2747 | |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 2748 | /*Disable the DMA in the CSR register */ |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 2749 | ipw_set_bit(priv, IPW_RESET_REG, |
| 2750 | IPW_RESET_REG_MASTER_DISABLED | IPW_RESET_REG_STOP_MASTER); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 2751 | |
| 2752 | IPW_DEBUG_FW("<< dmaWaitSync \n"); |
| 2753 | return 0; |
| 2754 | } |
| 2755 | |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 2756 | static void ipw_remove_current_network(struct ipw_priv *priv) |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 2757 | { |
| 2758 | struct list_head *element, *safe; |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 2759 | struct ieee80211_network *network = NULL; |
James Ketrenos | a613bff | 2005-08-24 21:43:11 -0500 | [diff] [blame] | 2760 | unsigned long flags; |
| 2761 | |
| 2762 | spin_lock_irqsave(&priv->ieee->lock, flags); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 2763 | list_for_each_safe(element, safe, &priv->ieee->network_list) { |
| 2764 | network = list_entry(element, struct ieee80211_network, list); |
| 2765 | if (!memcmp(network->bssid, priv->bssid, ETH_ALEN)) { |
| 2766 | list_del(element); |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 2767 | list_add_tail(&network->list, |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 2768 | &priv->ieee->network_free_list); |
| 2769 | } |
| 2770 | } |
James Ketrenos | a613bff | 2005-08-24 21:43:11 -0500 | [diff] [blame] | 2771 | spin_unlock_irqrestore(&priv->ieee->lock, flags); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 2772 | } |
| 2773 | |
| 2774 | /** |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 2775 | * Check that card is still alive. |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 2776 | * Reads debug register from domain0. |
| 2777 | * If card is present, pre-defined value should |
| 2778 | * be found there. |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 2779 | * |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 2780 | * @param priv |
| 2781 | * @return 1 if card is present, 0 otherwise |
| 2782 | */ |
| 2783 | static inline int ipw_alive(struct ipw_priv *priv) |
| 2784 | { |
| 2785 | return ipw_read32(priv, 0x90) == 0xd55555d5; |
| 2786 | } |
| 2787 | |
| 2788 | static inline int ipw_poll_bit(struct ipw_priv *priv, u32 addr, u32 mask, |
| 2789 | int timeout) |
| 2790 | { |
| 2791 | int i = 0; |
| 2792 | |
| 2793 | do { |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 2794 | if ((ipw_read32(priv, addr) & mask) == mask) |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 2795 | return i; |
| 2796 | mdelay(10); |
| 2797 | i += 10; |
| 2798 | } while (i < timeout); |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 2799 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 2800 | return -ETIME; |
| 2801 | } |
| 2802 | |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 2803 | /* These functions load the firmware and micro code for the operation of |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 2804 | * the ipw hardware. It assumes the buffer has all the bits for the |
| 2805 | * image and the caller is handling the memory allocation and clean up. |
| 2806 | */ |
| 2807 | |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 2808 | static int ipw_stop_master(struct ipw_priv *priv) |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 2809 | { |
| 2810 | int rc; |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 2811 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 2812 | IPW_DEBUG_TRACE(">> \n"); |
| 2813 | /* stop master. typical delay - 0 */ |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 2814 | ipw_set_bit(priv, IPW_RESET_REG, IPW_RESET_REG_STOP_MASTER); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 2815 | |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 2816 | rc = ipw_poll_bit(priv, IPW_RESET_REG, |
| 2817 | IPW_RESET_REG_MASTER_DISABLED, 100); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 2818 | if (rc < 0) { |
| 2819 | IPW_ERROR("stop master failed in 10ms\n"); |
| 2820 | return -1; |
| 2821 | } |
| 2822 | |
| 2823 | IPW_DEBUG_INFO("stop master %dms\n", rc); |
| 2824 | |
| 2825 | return rc; |
| 2826 | } |
| 2827 | |
| 2828 | static void ipw_arc_release(struct ipw_priv *priv) |
| 2829 | { |
| 2830 | IPW_DEBUG_TRACE(">> \n"); |
| 2831 | mdelay(5); |
| 2832 | |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 2833 | ipw_clear_bit(priv, IPW_RESET_REG, CBD_RESET_REG_PRINCETON_RESET); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 2834 | |
| 2835 | /* no one knows timing, for safety add some delay */ |
| 2836 | mdelay(5); |
| 2837 | } |
| 2838 | |
| 2839 | struct fw_header { |
| 2840 | u32 version; |
| 2841 | u32 mode; |
| 2842 | }; |
| 2843 | |
| 2844 | struct fw_chunk { |
| 2845 | u32 address; |
| 2846 | u32 length; |
| 2847 | }; |
| 2848 | |
| 2849 | #define IPW_FW_MAJOR_VERSION 2 |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 2850 | #define IPW_FW_MINOR_VERSION 3 |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 2851 | |
| 2852 | #define IPW_FW_MINOR(x) ((x & 0xff) >> 8) |
| 2853 | #define IPW_FW_MAJOR(x) (x & 0xff) |
| 2854 | |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 2855 | #define IPW_FW_VERSION ((IPW_FW_MINOR_VERSION << 8) | IPW_FW_MAJOR_VERSION) |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 2856 | |
| 2857 | #define IPW_FW_PREFIX "ipw-" __stringify(IPW_FW_MAJOR_VERSION) \ |
| 2858 | "." __stringify(IPW_FW_MINOR_VERSION) "-" |
| 2859 | |
| 2860 | #if IPW_FW_MAJOR_VERSION >= 2 && IPW_FW_MINOR_VERSION > 0 |
| 2861 | #define IPW_FW_NAME(x) IPW_FW_PREFIX "" x ".fw" |
| 2862 | #else |
| 2863 | #define IPW_FW_NAME(x) "ipw2200_" x ".fw" |
| 2864 | #endif |
| 2865 | |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 2866 | static int ipw_load_ucode(struct ipw_priv *priv, u8 * data, size_t len) |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 2867 | { |
| 2868 | int rc = 0, i, addr; |
| 2869 | u8 cr = 0; |
| 2870 | u16 *image; |
| 2871 | |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 2872 | image = (u16 *) data; |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 2873 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 2874 | IPW_DEBUG_TRACE(">> \n"); |
| 2875 | |
| 2876 | rc = ipw_stop_master(priv); |
| 2877 | |
| 2878 | if (rc < 0) |
| 2879 | return rc; |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 2880 | |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 2881 | // spin_lock_irqsave(&priv->lock, flags); |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 2882 | |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 2883 | for (addr = IPW_SHARED_LOWER_BOUND; |
| 2884 | addr < IPW_REGISTER_DOMAIN1_END; addr += 4) { |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 2885 | ipw_write32(priv, addr, 0); |
| 2886 | } |
| 2887 | |
| 2888 | /* no ucode (yet) */ |
| 2889 | memset(&priv->dino_alive, 0, sizeof(priv->dino_alive)); |
| 2890 | /* destroy DMA queues */ |
| 2891 | /* reset sequence */ |
| 2892 | |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 2893 | ipw_write_reg32(priv, IPW_MEM_HALT_AND_RESET, IPW_BIT_HALT_RESET_ON); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 2894 | ipw_arc_release(priv); |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 2895 | ipw_write_reg32(priv, IPW_MEM_HALT_AND_RESET, IPW_BIT_HALT_RESET_OFF); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 2896 | mdelay(1); |
| 2897 | |
| 2898 | /* reset PHY */ |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 2899 | ipw_write_reg32(priv, IPW_INTERNAL_CMD_EVENT, IPW_BASEBAND_POWER_DOWN); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 2900 | mdelay(1); |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 2901 | |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 2902 | ipw_write_reg32(priv, IPW_INTERNAL_CMD_EVENT, 0); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 2903 | mdelay(1); |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 2904 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 2905 | /* enable ucode store */ |
| 2906 | ipw_write_reg8(priv, DINO_CONTROL_REG, 0x0); |
| 2907 | ipw_write_reg8(priv, DINO_CONTROL_REG, DINO_ENABLE_CS); |
| 2908 | mdelay(1); |
| 2909 | |
| 2910 | /* write ucode */ |
| 2911 | /** |
| 2912 | * @bug |
| 2913 | * Do NOT set indirect address register once and then |
| 2914 | * store data to indirect data register in the loop. |
| 2915 | * It seems very reasonable, but in this case DINO do not |
| 2916 | * accept ucode. It is essential to set address each time. |
| 2917 | */ |
| 2918 | /* load new ipw uCode */ |
| 2919 | for (i = 0; i < len / 2; i++) |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 2920 | ipw_write_reg16(priv, IPW_BASEBAND_CONTROL_STORE, |
James Ketrenos | a613bff | 2005-08-24 21:43:11 -0500 | [diff] [blame] | 2921 | cpu_to_le16(image[i])); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 2922 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 2923 | /* enable DINO */ |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 2924 | ipw_write_reg8(priv, IPW_BASEBAND_CONTROL_STATUS, 0); |
| 2925 | ipw_write_reg8(priv, IPW_BASEBAND_CONTROL_STATUS, DINO_ENABLE_SYSTEM); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 2926 | |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 2927 | /* this is where the igx / win driver deveates from the VAP driver. */ |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 2928 | |
| 2929 | /* wait for alive response */ |
| 2930 | for (i = 0; i < 100; i++) { |
| 2931 | /* poll for incoming data */ |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 2932 | cr = ipw_read_reg8(priv, IPW_BASEBAND_CONTROL_STATUS); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 2933 | if (cr & DINO_RXFIFO_DATA) |
| 2934 | break; |
| 2935 | mdelay(1); |
| 2936 | } |
| 2937 | |
| 2938 | if (cr & DINO_RXFIFO_DATA) { |
| 2939 | /* alive_command_responce size is NOT multiple of 4 */ |
| 2940 | u32 response_buffer[(sizeof(priv->dino_alive) + 3) / 4]; |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 2941 | |
| 2942 | for (i = 0; i < ARRAY_SIZE(response_buffer); i++) |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 2943 | response_buffer[i] = |
James Ketrenos | a613bff | 2005-08-24 21:43:11 -0500 | [diff] [blame] | 2944 | le32_to_cpu(ipw_read_reg32(priv, |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 2945 | IPW_BASEBAND_RX_FIFO_READ)); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 2946 | memcpy(&priv->dino_alive, response_buffer, |
| 2947 | sizeof(priv->dino_alive)); |
| 2948 | if (priv->dino_alive.alive_command == 1 |
| 2949 | && priv->dino_alive.ucode_valid == 1) { |
| 2950 | rc = 0; |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 2951 | IPW_DEBUG_INFO |
| 2952 | ("Microcode OK, rev. %d (0x%x) dev. %d (0x%x) " |
| 2953 | "of %02d/%02d/%02d %02d:%02d\n", |
| 2954 | priv->dino_alive.software_revision, |
| 2955 | priv->dino_alive.software_revision, |
| 2956 | priv->dino_alive.device_identifier, |
| 2957 | priv->dino_alive.device_identifier, |
| 2958 | priv->dino_alive.time_stamp[0], |
| 2959 | priv->dino_alive.time_stamp[1], |
| 2960 | priv->dino_alive.time_stamp[2], |
| 2961 | priv->dino_alive.time_stamp[3], |
| 2962 | priv->dino_alive.time_stamp[4]); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 2963 | } else { |
| 2964 | IPW_DEBUG_INFO("Microcode is not alive\n"); |
| 2965 | rc = -EINVAL; |
| 2966 | } |
| 2967 | } else { |
| 2968 | IPW_DEBUG_INFO("No alive response from DINO\n"); |
| 2969 | rc = -ETIME; |
| 2970 | } |
| 2971 | |
| 2972 | /* disable DINO, otherwise for some reason |
| 2973 | firmware have problem getting alive resp. */ |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 2974 | ipw_write_reg8(priv, IPW_BASEBAND_CONTROL_STATUS, 0); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 2975 | |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 2976 | // spin_unlock_irqrestore(&priv->lock, flags); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 2977 | |
| 2978 | return rc; |
| 2979 | } |
| 2980 | |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 2981 | static int ipw_load_firmware(struct ipw_priv *priv, u8 * data, size_t len) |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 2982 | { |
| 2983 | int rc = -1; |
| 2984 | int offset = 0; |
| 2985 | struct fw_chunk *chunk; |
| 2986 | dma_addr_t shared_phys; |
| 2987 | u8 *shared_virt; |
| 2988 | |
| 2989 | IPW_DEBUG_TRACE("<< : \n"); |
| 2990 | shared_virt = pci_alloc_consistent(priv->pci_dev, len, &shared_phys); |
| 2991 | |
| 2992 | if (!shared_virt) |
| 2993 | return -ENOMEM; |
| 2994 | |
| 2995 | memmove(shared_virt, data, len); |
| 2996 | |
| 2997 | /* Start the Dma */ |
| 2998 | rc = ipw_fw_dma_enable(priv); |
| 2999 | |
| 3000 | if (priv->sram_desc.last_cb_index > 0) { |
| 3001 | /* the DMA is already ready this would be a bug. */ |
| 3002 | BUG(); |
| 3003 | goto out; |
| 3004 | } |
| 3005 | |
| 3006 | do { |
| 3007 | chunk = (struct fw_chunk *)(data + offset); |
| 3008 | offset += sizeof(struct fw_chunk); |
| 3009 | /* build DMA packet and queue up for sending */ |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 3010 | /* dma to chunk->address, the chunk->length bytes from data + |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 3011 | * offeset*/ |
| 3012 | /* Dma loading */ |
| 3013 | rc = ipw_fw_dma_add_buffer(priv, shared_phys + offset, |
James Ketrenos | a613bff | 2005-08-24 21:43:11 -0500 | [diff] [blame] | 3014 | le32_to_cpu(chunk->address), |
| 3015 | le32_to_cpu(chunk->length)); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 3016 | if (rc) { |
| 3017 | IPW_DEBUG_INFO("dmaAddBuffer Failed\n"); |
| 3018 | goto out; |
| 3019 | } |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 3020 | |
James Ketrenos | a613bff | 2005-08-24 21:43:11 -0500 | [diff] [blame] | 3021 | offset += le32_to_cpu(chunk->length); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 3022 | } while (offset < len); |
| 3023 | |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 3024 | /* Run the DMA and wait for the answer */ |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 3025 | rc = ipw_fw_dma_kick(priv); |
| 3026 | if (rc) { |
| 3027 | IPW_ERROR("dmaKick Failed\n"); |
| 3028 | goto out; |
| 3029 | } |
| 3030 | |
| 3031 | rc = ipw_fw_dma_wait(priv); |
| 3032 | if (rc) { |
| 3033 | IPW_ERROR("dmaWaitSync Failed\n"); |
| 3034 | goto out; |
| 3035 | } |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 3036 | out: |
| 3037 | pci_free_consistent(priv->pci_dev, len, shared_virt, shared_phys); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 3038 | return rc; |
| 3039 | } |
| 3040 | |
| 3041 | /* stop nic */ |
| 3042 | static int ipw_stop_nic(struct ipw_priv *priv) |
| 3043 | { |
| 3044 | int rc = 0; |
| 3045 | |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 3046 | /* stop */ |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 3047 | ipw_write32(priv, IPW_RESET_REG, IPW_RESET_REG_STOP_MASTER); |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 3048 | |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 3049 | rc = ipw_poll_bit(priv, IPW_RESET_REG, |
| 3050 | IPW_RESET_REG_MASTER_DISABLED, 500); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 3051 | if (rc < 0) { |
| 3052 | IPW_ERROR("wait for reg master disabled failed\n"); |
| 3053 | return rc; |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 3054 | } |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 3055 | |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 3056 | ipw_set_bit(priv, IPW_RESET_REG, CBD_RESET_REG_PRINCETON_RESET); |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 3057 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 3058 | return rc; |
| 3059 | } |
| 3060 | |
| 3061 | static void ipw_start_nic(struct ipw_priv *priv) |
| 3062 | { |
| 3063 | IPW_DEBUG_TRACE(">>\n"); |
| 3064 | |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 3065 | /* prvHwStartNic release ARC */ |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 3066 | ipw_clear_bit(priv, IPW_RESET_REG, |
| 3067 | IPW_RESET_REG_MASTER_DISABLED | |
| 3068 | IPW_RESET_REG_STOP_MASTER | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 3069 | CBD_RESET_REG_PRINCETON_RESET); |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 3070 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 3071 | /* enable power management */ |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 3072 | ipw_set_bit(priv, IPW_GP_CNTRL_RW, |
| 3073 | IPW_GP_CNTRL_BIT_HOST_ALLOWS_STANDBY); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 3074 | |
| 3075 | IPW_DEBUG_TRACE("<<\n"); |
| 3076 | } |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 3077 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 3078 | static int ipw_init_nic(struct ipw_priv *priv) |
| 3079 | { |
| 3080 | int rc; |
| 3081 | |
| 3082 | IPW_DEBUG_TRACE(">>\n"); |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 3083 | /* reset */ |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 3084 | /*prvHwInitNic */ |
| 3085 | /* set "initialization complete" bit to move adapter to D0 state */ |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 3086 | ipw_set_bit(priv, IPW_GP_CNTRL_RW, IPW_GP_CNTRL_BIT_INIT_DONE); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 3087 | |
| 3088 | /* low-level PLL activation */ |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 3089 | ipw_write32(priv, IPW_READ_INT_REGISTER, |
| 3090 | IPW_BIT_INT_HOST_SRAM_READ_INT_REGISTER); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 3091 | |
| 3092 | /* wait for clock stabilization */ |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 3093 | rc = ipw_poll_bit(priv, IPW_GP_CNTRL_RW, |
| 3094 | IPW_GP_CNTRL_BIT_CLOCK_READY, 250); |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 3095 | if (rc < 0) |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 3096 | IPW_DEBUG_INFO("FAILED wait for clock stablization\n"); |
| 3097 | |
| 3098 | /* assert SW reset */ |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 3099 | ipw_set_bit(priv, IPW_RESET_REG, IPW_RESET_REG_SW_RESET); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 3100 | |
| 3101 | udelay(10); |
| 3102 | |
| 3103 | /* set "initialization complete" bit to move adapter to D0 state */ |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 3104 | ipw_set_bit(priv, IPW_GP_CNTRL_RW, IPW_GP_CNTRL_BIT_INIT_DONE); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 3105 | |
| 3106 | IPW_DEBUG_TRACE(">>\n"); |
| 3107 | return 0; |
| 3108 | } |
| 3109 | |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 3110 | /* Call this function from process context, it will sleep in request_firmware. |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 3111 | * Probe is an ok place to call this from. |
| 3112 | */ |
| 3113 | static int ipw_reset_nic(struct ipw_priv *priv) |
| 3114 | { |
| 3115 | int rc = 0; |
James Ketrenos | a613bff | 2005-08-24 21:43:11 -0500 | [diff] [blame] | 3116 | unsigned long flags; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 3117 | |
| 3118 | IPW_DEBUG_TRACE(">>\n"); |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 3119 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 3120 | rc = ipw_init_nic(priv); |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 3121 | |
James Ketrenos | a613bff | 2005-08-24 21:43:11 -0500 | [diff] [blame] | 3122 | spin_lock_irqsave(&priv->lock, flags); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 3123 | /* Clear the 'host command active' bit... */ |
| 3124 | priv->status &= ~STATUS_HCMD_ACTIVE; |
| 3125 | wake_up_interruptible(&priv->wait_command_queue); |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 3126 | priv->status &= ~(STATUS_SCANNING | STATUS_SCAN_ABORTING); |
| 3127 | wake_up_interruptible(&priv->wait_state); |
James Ketrenos | a613bff | 2005-08-24 21:43:11 -0500 | [diff] [blame] | 3128 | spin_unlock_irqrestore(&priv->lock, flags); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 3129 | |
| 3130 | IPW_DEBUG_TRACE("<<\n"); |
| 3131 | return rc; |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 3132 | } |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 3133 | |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 3134 | static int ipw_get_fw(struct ipw_priv *priv, |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 3135 | const struct firmware **fw, const char *name) |
| 3136 | { |
| 3137 | struct fw_header *header; |
| 3138 | int rc; |
| 3139 | |
| 3140 | /* ask firmware_class module to get the boot firmware off disk */ |
| 3141 | rc = request_firmware(fw, name, &priv->pci_dev->dev); |
| 3142 | if (rc < 0) { |
| 3143 | IPW_ERROR("%s load failed: Reason %d\n", name, rc); |
| 3144 | return rc; |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 3145 | } |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 3146 | |
| 3147 | header = (struct fw_header *)(*fw)->data; |
James Ketrenos | a613bff | 2005-08-24 21:43:11 -0500 | [diff] [blame] | 3148 | if (IPW_FW_MAJOR(le32_to_cpu(header->version)) != IPW_FW_MAJOR_VERSION) { |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 3149 | IPW_ERROR("'%s' firmware version not compatible (%d != %d)\n", |
| 3150 | name, |
James Ketrenos | a613bff | 2005-08-24 21:43:11 -0500 | [diff] [blame] | 3151 | IPW_FW_MAJOR(le32_to_cpu(header->version)), |
| 3152 | IPW_FW_MAJOR_VERSION); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 3153 | return -EINVAL; |
| 3154 | } |
| 3155 | |
Jiri Benc | aaa4d30 | 2005-06-07 14:58:41 +0200 | [diff] [blame] | 3156 | IPW_DEBUG_INFO("Loading firmware '%s' file v%d.%d (%zd bytes)\n", |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 3157 | name, |
James Ketrenos | a613bff | 2005-08-24 21:43:11 -0500 | [diff] [blame] | 3158 | IPW_FW_MAJOR(le32_to_cpu(header->version)), |
| 3159 | IPW_FW_MINOR(le32_to_cpu(header->version)), |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 3160 | (*fw)->size - sizeof(struct fw_header)); |
| 3161 | return 0; |
| 3162 | } |
| 3163 | |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 3164 | #define IPW_RX_BUF_SIZE (3000) |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 3165 | |
| 3166 | static inline void ipw_rx_queue_reset(struct ipw_priv *priv, |
| 3167 | struct ipw_rx_queue *rxq) |
| 3168 | { |
| 3169 | unsigned long flags; |
| 3170 | int i; |
| 3171 | |
| 3172 | spin_lock_irqsave(&rxq->lock, flags); |
| 3173 | |
| 3174 | INIT_LIST_HEAD(&rxq->rx_free); |
| 3175 | INIT_LIST_HEAD(&rxq->rx_used); |
| 3176 | |
| 3177 | /* Fill the rx_used queue with _all_ of the Rx buffers */ |
| 3178 | for (i = 0; i < RX_FREE_BUFFERS + RX_QUEUE_SIZE; i++) { |
| 3179 | /* In the reset function, these buffers may have been allocated |
| 3180 | * to an SKB, so we need to unmap and free potential storage */ |
| 3181 | if (rxq->pool[i].skb != NULL) { |
| 3182 | pci_unmap_single(priv->pci_dev, rxq->pool[i].dma_addr, |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 3183 | IPW_RX_BUF_SIZE, PCI_DMA_FROMDEVICE); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 3184 | dev_kfree_skb(rxq->pool[i].skb); |
James Ketrenos | a613bff | 2005-08-24 21:43:11 -0500 | [diff] [blame] | 3185 | rxq->pool[i].skb = NULL; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 3186 | } |
| 3187 | list_add_tail(&rxq->pool[i].list, &rxq->rx_used); |
| 3188 | } |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 3189 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 3190 | /* Set us so that we have processed and used all buffers, but have |
| 3191 | * not restocked the Rx queue with fresh buffers */ |
| 3192 | rxq->read = rxq->write = 0; |
| 3193 | rxq->processed = RX_QUEUE_SIZE - 1; |
| 3194 | rxq->free_count = 0; |
| 3195 | spin_unlock_irqrestore(&rxq->lock, flags); |
| 3196 | } |
| 3197 | |
| 3198 | #ifdef CONFIG_PM |
| 3199 | static int fw_loaded = 0; |
| 3200 | static const struct firmware *bootfw = NULL; |
| 3201 | static const struct firmware *firmware = NULL; |
| 3202 | static const struct firmware *ucode = NULL; |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 3203 | |
| 3204 | static void free_firmware(void) |
| 3205 | { |
| 3206 | if (fw_loaded) { |
| 3207 | release_firmware(bootfw); |
| 3208 | release_firmware(ucode); |
| 3209 | release_firmware(firmware); |
| 3210 | bootfw = ucode = firmware = NULL; |
| 3211 | fw_loaded = 0; |
| 3212 | } |
| 3213 | } |
| 3214 | #else |
| 3215 | #define free_firmware() do {} while (0) |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 3216 | #endif |
| 3217 | |
| 3218 | static int ipw_load(struct ipw_priv *priv) |
| 3219 | { |
| 3220 | #ifndef CONFIG_PM |
| 3221 | const struct firmware *bootfw = NULL; |
| 3222 | const struct firmware *firmware = NULL; |
| 3223 | const struct firmware *ucode = NULL; |
| 3224 | #endif |
| 3225 | int rc = 0, retries = 3; |
| 3226 | |
| 3227 | #ifdef CONFIG_PM |
| 3228 | if (!fw_loaded) { |
| 3229 | #endif |
| 3230 | rc = ipw_get_fw(priv, &bootfw, IPW_FW_NAME("boot")); |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 3231 | if (rc) |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 3232 | goto error; |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 3233 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 3234 | switch (priv->ieee->iw_mode) { |
| 3235 | case IW_MODE_ADHOC: |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 3236 | rc = ipw_get_fw(priv, &ucode, |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 3237 | IPW_FW_NAME("ibss_ucode")); |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 3238 | if (rc) |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 3239 | goto error; |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 3240 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 3241 | rc = ipw_get_fw(priv, &firmware, IPW_FW_NAME("ibss")); |
| 3242 | break; |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 3243 | |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 3244 | #ifdef CONFIG_IPW2200_MONITOR |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 3245 | case IW_MODE_MONITOR: |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 3246 | rc = ipw_get_fw(priv, &ucode, |
James Ketrenos | ea2b26e | 2005-08-24 21:25:16 -0500 | [diff] [blame] | 3247 | IPW_FW_NAME("sniffer_ucode")); |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 3248 | if (rc) |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 3249 | goto error; |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 3250 | |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 3251 | rc = ipw_get_fw(priv, &firmware, |
| 3252 | IPW_FW_NAME("sniffer")); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 3253 | break; |
| 3254 | #endif |
| 3255 | case IW_MODE_INFRA: |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 3256 | rc = ipw_get_fw(priv, &ucode, IPW_FW_NAME("bss_ucode")); |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 3257 | if (rc) |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 3258 | goto error; |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 3259 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 3260 | rc = ipw_get_fw(priv, &firmware, IPW_FW_NAME("bss")); |
| 3261 | break; |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 3262 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 3263 | default: |
| 3264 | rc = -EINVAL; |
| 3265 | } |
| 3266 | |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 3267 | if (rc) |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 3268 | goto error; |
| 3269 | |
| 3270 | #ifdef CONFIG_PM |
| 3271 | fw_loaded = 1; |
| 3272 | } |
| 3273 | #endif |
| 3274 | |
| 3275 | if (!priv->rxq) |
| 3276 | priv->rxq = ipw_rx_queue_alloc(priv); |
| 3277 | else |
| 3278 | ipw_rx_queue_reset(priv, priv->rxq); |
| 3279 | if (!priv->rxq) { |
| 3280 | IPW_ERROR("Unable to initialize Rx queue\n"); |
| 3281 | goto error; |
| 3282 | } |
| 3283 | |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 3284 | retry: |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 3285 | /* Ensure interrupts are disabled */ |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 3286 | ipw_write32(priv, IPW_INTA_MASK_R, ~IPW_INTA_MASK_ALL); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 3287 | priv->status &= ~STATUS_INT_ENABLED; |
| 3288 | |
| 3289 | /* ack pending interrupts */ |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 3290 | ipw_write32(priv, IPW_INTA_RW, IPW_INTA_MASK_ALL); |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 3291 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 3292 | ipw_stop_nic(priv); |
| 3293 | |
| 3294 | rc = ipw_reset_nic(priv); |
| 3295 | if (rc) { |
| 3296 | IPW_ERROR("Unable to reset NIC\n"); |
| 3297 | goto error; |
| 3298 | } |
| 3299 | |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 3300 | ipw_zero_memory(priv, IPW_NIC_SRAM_LOWER_BOUND, |
| 3301 | IPW_NIC_SRAM_UPPER_BOUND - IPW_NIC_SRAM_LOWER_BOUND); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 3302 | |
| 3303 | /* DMA the initial boot firmware into the device */ |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 3304 | rc = ipw_load_firmware(priv, bootfw->data + sizeof(struct fw_header), |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 3305 | bootfw->size - sizeof(struct fw_header)); |
| 3306 | if (rc < 0) { |
Peter Jones | a4f6bbb | 2005-08-26 00:33:34 -0500 | [diff] [blame] | 3307 | IPW_ERROR("Unable to load boot firmware: %d\n", rc); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 3308 | goto error; |
| 3309 | } |
| 3310 | |
| 3311 | /* kick start the device */ |
| 3312 | ipw_start_nic(priv); |
| 3313 | |
| 3314 | /* wait for the device to finish it's initial startup sequence */ |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 3315 | rc = ipw_poll_bit(priv, IPW_INTA_RW, |
| 3316 | IPW_INTA_BIT_FW_INITIALIZATION_DONE, 500); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 3317 | if (rc < 0) { |
| 3318 | IPW_ERROR("device failed to boot initial fw image\n"); |
| 3319 | goto error; |
| 3320 | } |
| 3321 | IPW_DEBUG_INFO("initial device response after %dms\n", rc); |
| 3322 | |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 3323 | /* ack fw init done interrupt */ |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 3324 | ipw_write32(priv, IPW_INTA_RW, IPW_INTA_BIT_FW_INITIALIZATION_DONE); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 3325 | |
| 3326 | /* DMA the ucode into the device */ |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 3327 | rc = ipw_load_ucode(priv, ucode->data + sizeof(struct fw_header), |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 3328 | ucode->size - sizeof(struct fw_header)); |
| 3329 | if (rc < 0) { |
Peter Jones | a4f6bbb | 2005-08-26 00:33:34 -0500 | [diff] [blame] | 3330 | IPW_ERROR("Unable to load ucode: %d\n", rc); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 3331 | goto error; |
| 3332 | } |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 3333 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 3334 | /* stop nic */ |
| 3335 | ipw_stop_nic(priv); |
| 3336 | |
| 3337 | /* DMA bss firmware into the device */ |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 3338 | rc = ipw_load_firmware(priv, firmware->data + |
| 3339 | sizeof(struct fw_header), |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 3340 | firmware->size - sizeof(struct fw_header)); |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 3341 | if (rc < 0) { |
Peter Jones | a4f6bbb | 2005-08-26 00:33:34 -0500 | [diff] [blame] | 3342 | IPW_ERROR("Unable to load firmware: %d\n", rc); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 3343 | goto error; |
| 3344 | } |
| 3345 | |
| 3346 | ipw_write32(priv, IPW_EEPROM_LOAD_DISABLE, 0); |
| 3347 | |
| 3348 | rc = ipw_queue_reset(priv); |
| 3349 | if (rc) { |
| 3350 | IPW_ERROR("Unable to initialize queues\n"); |
| 3351 | goto error; |
| 3352 | } |
| 3353 | |
| 3354 | /* Ensure interrupts are disabled */ |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 3355 | ipw_write32(priv, IPW_INTA_MASK_R, ~IPW_INTA_MASK_ALL); |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 3356 | /* ack pending interrupts */ |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 3357 | ipw_write32(priv, IPW_INTA_RW, IPW_INTA_MASK_ALL); |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 3358 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 3359 | /* kick start the device */ |
| 3360 | ipw_start_nic(priv); |
| 3361 | |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 3362 | if (ipw_read32(priv, IPW_INTA_RW) & IPW_INTA_BIT_PARITY_ERROR) { |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 3363 | if (retries > 0) { |
| 3364 | IPW_WARNING("Parity error. Retrying init.\n"); |
| 3365 | retries--; |
| 3366 | goto retry; |
| 3367 | } |
| 3368 | |
| 3369 | IPW_ERROR("TODO: Handle parity error -- schedule restart?\n"); |
| 3370 | rc = -EIO; |
| 3371 | goto error; |
| 3372 | } |
| 3373 | |
| 3374 | /* wait for the device */ |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 3375 | rc = ipw_poll_bit(priv, IPW_INTA_RW, |
| 3376 | IPW_INTA_BIT_FW_INITIALIZATION_DONE, 500); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 3377 | if (rc < 0) { |
| 3378 | IPW_ERROR("device failed to start after 500ms\n"); |
| 3379 | goto error; |
| 3380 | } |
| 3381 | IPW_DEBUG_INFO("device response after %dms\n", rc); |
| 3382 | |
| 3383 | /* ack fw init done interrupt */ |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 3384 | ipw_write32(priv, IPW_INTA_RW, IPW_INTA_BIT_FW_INITIALIZATION_DONE); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 3385 | |
| 3386 | /* read eeprom data and initialize the eeprom region of sram */ |
| 3387 | priv->eeprom_delay = 1; |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 3388 | ipw_eeprom_init_sram(priv); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 3389 | |
| 3390 | /* enable interrupts */ |
| 3391 | ipw_enable_interrupts(priv); |
| 3392 | |
| 3393 | /* Ensure our queue has valid packets */ |
| 3394 | ipw_rx_queue_replenish(priv); |
| 3395 | |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 3396 | ipw_write32(priv, IPW_RX_READ_INDEX, priv->rxq->read); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 3397 | |
| 3398 | /* ack pending interrupts */ |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 3399 | ipw_write32(priv, IPW_INTA_RW, IPW_INTA_MASK_ALL); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 3400 | |
| 3401 | #ifndef CONFIG_PM |
| 3402 | release_firmware(bootfw); |
| 3403 | release_firmware(ucode); |
| 3404 | release_firmware(firmware); |
| 3405 | #endif |
| 3406 | return 0; |
| 3407 | |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 3408 | error: |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 3409 | if (priv->rxq) { |
| 3410 | ipw_rx_queue_free(priv, priv->rxq); |
| 3411 | priv->rxq = NULL; |
| 3412 | } |
| 3413 | ipw_tx_queue_free(priv); |
| 3414 | if (bootfw) |
| 3415 | release_firmware(bootfw); |
| 3416 | if (ucode) |
| 3417 | release_firmware(ucode); |
| 3418 | if (firmware) |
| 3419 | release_firmware(firmware); |
| 3420 | #ifdef CONFIG_PM |
| 3421 | fw_loaded = 0; |
| 3422 | bootfw = ucode = firmware = NULL; |
| 3423 | #endif |
| 3424 | |
| 3425 | return rc; |
| 3426 | } |
| 3427 | |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 3428 | /** |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 3429 | * DMA services |
| 3430 | * |
| 3431 | * Theory of operation |
| 3432 | * |
| 3433 | * A queue is a circular buffers with 'Read' and 'Write' pointers. |
| 3434 | * 2 empty entries always kept in the buffer to protect from overflow. |
| 3435 | * |
| 3436 | * For Tx queue, there are low mark and high mark limits. If, after queuing |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 3437 | * the packet for Tx, free space become < low mark, Tx queue stopped. When |
| 3438 | * reclaiming packets (on 'tx done IRQ), if free space become > high mark, |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 3439 | * Tx queue resumed. |
| 3440 | * |
| 3441 | * The IPW operates with six queues, one receive queue in the device's |
| 3442 | * sram, one transmit queue for sending commands to the device firmware, |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 3443 | * and four transmit queues for data. |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 3444 | * |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 3445 | * The four transmit queues allow for performing quality of service (qos) |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 3446 | * transmissions as per the 802.11 protocol. Currently Linux does not |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 3447 | * provide a mechanism to the user for utilizing prioritized queues, so |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 3448 | * we only utilize the first data transmit queue (queue1). |
| 3449 | */ |
| 3450 | |
| 3451 | /** |
| 3452 | * Driver allocates buffers of this size for Rx |
| 3453 | */ |
| 3454 | |
| 3455 | static inline int ipw_queue_space(const struct clx2_queue *q) |
| 3456 | { |
| 3457 | int s = q->last_used - q->first_empty; |
| 3458 | if (s <= 0) |
| 3459 | s += q->n_bd; |
| 3460 | s -= 2; /* keep some reserve to not confuse empty and full situations */ |
| 3461 | if (s < 0) |
| 3462 | s = 0; |
| 3463 | return s; |
| 3464 | } |
| 3465 | |
| 3466 | static inline int ipw_queue_inc_wrap(int index, int n_bd) |
| 3467 | { |
| 3468 | return (++index == n_bd) ? 0 : index; |
| 3469 | } |
| 3470 | |
| 3471 | /** |
| 3472 | * Initialize common DMA queue structure |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 3473 | * |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 3474 | * @param q queue to init |
| 3475 | * @param count Number of BD's to allocate. Should be power of 2 |
| 3476 | * @param read_register Address for 'read' register |
| 3477 | * (not offset within BAR, full address) |
| 3478 | * @param write_register Address for 'write' register |
| 3479 | * (not offset within BAR, full address) |
| 3480 | * @param base_register Address for 'base' register |
| 3481 | * (not offset within BAR, full address) |
| 3482 | * @param size Address for 'size' register |
| 3483 | * (not offset within BAR, full address) |
| 3484 | */ |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 3485 | static void ipw_queue_init(struct ipw_priv *priv, struct clx2_queue *q, |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 3486 | int count, u32 read, u32 write, u32 base, u32 size) |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 3487 | { |
| 3488 | q->n_bd = count; |
| 3489 | |
| 3490 | q->low_mark = q->n_bd / 4; |
| 3491 | if (q->low_mark < 4) |
| 3492 | q->low_mark = 4; |
| 3493 | |
| 3494 | q->high_mark = q->n_bd / 8; |
| 3495 | if (q->high_mark < 2) |
| 3496 | q->high_mark = 2; |
| 3497 | |
| 3498 | q->first_empty = q->last_used = 0; |
| 3499 | q->reg_r = read; |
| 3500 | q->reg_w = write; |
| 3501 | |
| 3502 | ipw_write32(priv, base, q->dma_addr); |
| 3503 | ipw_write32(priv, size, count); |
| 3504 | ipw_write32(priv, read, 0); |
| 3505 | ipw_write32(priv, write, 0); |
| 3506 | |
| 3507 | _ipw_read32(priv, 0x90); |
| 3508 | } |
| 3509 | |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 3510 | static int ipw_queue_tx_init(struct ipw_priv *priv, |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 3511 | struct clx2_tx_queue *q, |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 3512 | int count, u32 read, u32 write, u32 base, u32 size) |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 3513 | { |
| 3514 | struct pci_dev *dev = priv->pci_dev; |
| 3515 | |
| 3516 | q->txb = kmalloc(sizeof(q->txb[0]) * count, GFP_KERNEL); |
| 3517 | if (!q->txb) { |
| 3518 | IPW_ERROR("vmalloc for auxilary BD structures failed\n"); |
| 3519 | return -ENOMEM; |
| 3520 | } |
| 3521 | |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 3522 | q->bd = |
| 3523 | pci_alloc_consistent(dev, sizeof(q->bd[0]) * count, &q->q.dma_addr); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 3524 | if (!q->bd) { |
Jiri Benc | aaa4d30 | 2005-06-07 14:58:41 +0200 | [diff] [blame] | 3525 | IPW_ERROR("pci_alloc_consistent(%zd) failed\n", |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 3526 | sizeof(q->bd[0]) * count); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 3527 | kfree(q->txb); |
| 3528 | q->txb = NULL; |
| 3529 | return -ENOMEM; |
| 3530 | } |
| 3531 | |
| 3532 | ipw_queue_init(priv, &q->q, count, read, write, base, size); |
| 3533 | return 0; |
| 3534 | } |
| 3535 | |
| 3536 | /** |
| 3537 | * Free one TFD, those at index [txq->q.last_used]. |
| 3538 | * Do NOT advance any indexes |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 3539 | * |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 3540 | * @param dev |
| 3541 | * @param txq |
| 3542 | */ |
| 3543 | static void ipw_queue_tx_free_tfd(struct ipw_priv *priv, |
| 3544 | struct clx2_tx_queue *txq) |
| 3545 | { |
| 3546 | struct tfd_frame *bd = &txq->bd[txq->q.last_used]; |
| 3547 | struct pci_dev *dev = priv->pci_dev; |
| 3548 | int i; |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 3549 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 3550 | /* classify bd */ |
| 3551 | if (bd->control_flags.message_type == TX_HOST_COMMAND_TYPE) |
| 3552 | /* nothing to cleanup after for host commands */ |
| 3553 | return; |
| 3554 | |
| 3555 | /* sanity check */ |
James Ketrenos | a613bff | 2005-08-24 21:43:11 -0500 | [diff] [blame] | 3556 | if (le32_to_cpu(bd->u.data.num_chunks) > NUM_TFD_CHUNKS) { |
| 3557 | IPW_ERROR("Too many chunks: %i\n", |
| 3558 | le32_to_cpu(bd->u.data.num_chunks)); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 3559 | /** @todo issue fatal error, it is quite serious situation */ |
| 3560 | return; |
| 3561 | } |
| 3562 | |
| 3563 | /* unmap chunks if any */ |
James Ketrenos | a613bff | 2005-08-24 21:43:11 -0500 | [diff] [blame] | 3564 | for (i = 0; i < le32_to_cpu(bd->u.data.num_chunks); i++) { |
| 3565 | pci_unmap_single(dev, le32_to_cpu(bd->u.data.chunk_ptr[i]), |
| 3566 | le16_to_cpu(bd->u.data.chunk_len[i]), |
| 3567 | PCI_DMA_TODEVICE); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 3568 | if (txq->txb[txq->q.last_used]) { |
| 3569 | ieee80211_txb_free(txq->txb[txq->q.last_used]); |
| 3570 | txq->txb[txq->q.last_used] = NULL; |
| 3571 | } |
| 3572 | } |
| 3573 | } |
| 3574 | |
| 3575 | /** |
| 3576 | * Deallocate DMA queue. |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 3577 | * |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 3578 | * Empty queue by removing and destroying all BD's. |
| 3579 | * Free all buffers. |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 3580 | * |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 3581 | * @param dev |
| 3582 | * @param q |
| 3583 | */ |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 3584 | static void ipw_queue_tx_free(struct ipw_priv *priv, struct clx2_tx_queue *txq) |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 3585 | { |
| 3586 | struct clx2_queue *q = &txq->q; |
| 3587 | struct pci_dev *dev = priv->pci_dev; |
| 3588 | |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 3589 | if (q->n_bd == 0) |
| 3590 | return; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 3591 | |
| 3592 | /* first, empty all BD's */ |
| 3593 | for (; q->first_empty != q->last_used; |
| 3594 | q->last_used = ipw_queue_inc_wrap(q->last_used, q->n_bd)) { |
| 3595 | ipw_queue_tx_free_tfd(priv, txq); |
| 3596 | } |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 3597 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 3598 | /* free buffers belonging to queue itself */ |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 3599 | pci_free_consistent(dev, sizeof(txq->bd[0]) * q->n_bd, txq->bd, |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 3600 | q->dma_addr); |
| 3601 | kfree(txq->txb); |
| 3602 | |
| 3603 | /* 0 fill whole structure */ |
| 3604 | memset(txq, 0, sizeof(*txq)); |
| 3605 | } |
| 3606 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 3607 | /** |
| 3608 | * Destroy all DMA queues and structures |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 3609 | * |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 3610 | * @param priv |
| 3611 | */ |
| 3612 | static void ipw_tx_queue_free(struct ipw_priv *priv) |
| 3613 | { |
| 3614 | /* Tx CMD queue */ |
| 3615 | ipw_queue_tx_free(priv, &priv->txq_cmd); |
| 3616 | |
| 3617 | /* Tx queues */ |
| 3618 | ipw_queue_tx_free(priv, &priv->txq[0]); |
| 3619 | ipw_queue_tx_free(priv, &priv->txq[1]); |
| 3620 | ipw_queue_tx_free(priv, &priv->txq[2]); |
| 3621 | ipw_queue_tx_free(priv, &priv->txq[3]); |
| 3622 | } |
| 3623 | |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 3624 | static inline void ipw_create_bssid(struct ipw_priv *priv, u8 * bssid) |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 3625 | { |
| 3626 | /* First 3 bytes are manufacturer */ |
| 3627 | bssid[0] = priv->mac_addr[0]; |
| 3628 | bssid[1] = priv->mac_addr[1]; |
| 3629 | bssid[2] = priv->mac_addr[2]; |
| 3630 | |
| 3631 | /* Last bytes are random */ |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 3632 | get_random_bytes(&bssid[3], ETH_ALEN - 3); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 3633 | |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 3634 | bssid[0] &= 0xfe; /* clear multicast bit */ |
| 3635 | bssid[0] |= 0x02; /* set local assignment bit (IEEE802) */ |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 3636 | } |
| 3637 | |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 3638 | static inline u8 ipw_add_station(struct ipw_priv *priv, u8 * bssid) |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 3639 | { |
| 3640 | struct ipw_station_entry entry; |
| 3641 | int i; |
| 3642 | |
| 3643 | for (i = 0; i < priv->num_stations; i++) { |
| 3644 | if (!memcmp(priv->stations[i], bssid, ETH_ALEN)) { |
| 3645 | /* Another node is active in network */ |
| 3646 | priv->missed_adhoc_beacons = 0; |
| 3647 | if (!(priv->config & CFG_STATIC_CHANNEL)) |
| 3648 | /* when other nodes drop out, we drop out */ |
| 3649 | priv->config &= ~CFG_ADHOC_PERSIST; |
| 3650 | |
| 3651 | return i; |
| 3652 | } |
| 3653 | } |
| 3654 | |
| 3655 | if (i == MAX_STATIONS) |
| 3656 | return IPW_INVALID_STATION; |
| 3657 | |
| 3658 | IPW_DEBUG_SCAN("Adding AdHoc station: " MAC_FMT "\n", MAC_ARG(bssid)); |
| 3659 | |
| 3660 | entry.reserved = 0; |
| 3661 | entry.support_mode = 0; |
| 3662 | memcpy(entry.mac_addr, bssid, ETH_ALEN); |
| 3663 | memcpy(priv->stations[i], bssid, ETH_ALEN); |
| 3664 | ipw_write_direct(priv, IPW_STATION_TABLE_LOWER + i * sizeof(entry), |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 3665 | &entry, sizeof(entry)); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 3666 | priv->num_stations++; |
| 3667 | |
| 3668 | return i; |
| 3669 | } |
| 3670 | |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 3671 | static inline u8 ipw_find_station(struct ipw_priv *priv, u8 * bssid) |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 3672 | { |
| 3673 | int i; |
| 3674 | |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 3675 | for (i = 0; i < priv->num_stations; i++) |
| 3676 | if (!memcmp(priv->stations[i], bssid, ETH_ALEN)) |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 3677 | return i; |
| 3678 | |
| 3679 | return IPW_INVALID_STATION; |
| 3680 | } |
| 3681 | |
| 3682 | static void ipw_send_disassociate(struct ipw_priv *priv, int quiet) |
| 3683 | { |
| 3684 | int err; |
| 3685 | |
Hong Liu | 7b99659 | 2005-08-25 17:36:13 +0800 | [diff] [blame] | 3686 | if (priv->status & STATUS_ASSOCIATING) { |
| 3687 | IPW_DEBUG_ASSOC("Disassociating while associating.\n"); |
| 3688 | queue_work(priv->workqueue, &priv->disassociate); |
| 3689 | return; |
| 3690 | } |
| 3691 | |
| 3692 | if (!(priv->status & STATUS_ASSOCIATED)) { |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 3693 | IPW_DEBUG_ASSOC("Disassociating while not associated.\n"); |
| 3694 | return; |
| 3695 | } |
| 3696 | |
| 3697 | IPW_DEBUG_ASSOC("Disassocation attempt from " MAC_FMT " " |
| 3698 | "on channel %d.\n", |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 3699 | MAC_ARG(priv->assoc_request.bssid), |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 3700 | priv->assoc_request.channel); |
| 3701 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 3702 | if (quiet) |
| 3703 | priv->assoc_request.assoc_type = HC_DISASSOC_QUIET; |
| 3704 | else |
| 3705 | priv->assoc_request.assoc_type = HC_DISASSOCIATE; |
| 3706 | err = ipw_send_associate(priv, &priv->assoc_request); |
| 3707 | if (err) { |
| 3708 | IPW_DEBUG_HC("Attempt to send [dis]associate command " |
| 3709 | "failed.\n"); |
| 3710 | return; |
| 3711 | } |
| 3712 | |
Hong Liu | 7b99659 | 2005-08-25 17:36:13 +0800 | [diff] [blame] | 3713 | priv->status &= ~(STATUS_ASSOCIATING | STATUS_ASSOCIATED); |
| 3714 | priv->status |= STATUS_DISASSOCIATING; |
| 3715 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 3716 | } |
| 3717 | |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 3718 | static int ipw_disassociate(void *data) |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 3719 | { |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 3720 | struct ipw_priv *priv = data; |
| 3721 | if (!(priv->status & (STATUS_ASSOCIATED | STATUS_ASSOCIATING))) |
| 3722 | return 0; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 3723 | ipw_send_disassociate(data, 0); |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 3724 | return 1; |
| 3725 | } |
| 3726 | |
| 3727 | static void ipw_bg_disassociate(void *data) |
| 3728 | { |
| 3729 | struct ipw_priv *priv = data; |
| 3730 | down(&priv->sem); |
| 3731 | ipw_disassociate(data); |
| 3732 | up(&priv->sem); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 3733 | } |
| 3734 | |
Zhu Yi | d8bad6d | 2005-07-13 12:25:38 -0500 | [diff] [blame] | 3735 | static void ipw_system_config(void *data) |
| 3736 | { |
| 3737 | struct ipw_priv *priv = data; |
| 3738 | ipw_send_system_config(priv, &priv->sys_config); |
| 3739 | } |
| 3740 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 3741 | struct ipw_status_code { |
| 3742 | u16 status; |
| 3743 | const char *reason; |
| 3744 | }; |
| 3745 | |
| 3746 | static const struct ipw_status_code ipw_status_codes[] = { |
| 3747 | {0x00, "Successful"}, |
| 3748 | {0x01, "Unspecified failure"}, |
| 3749 | {0x0A, "Cannot support all requested capabilities in the " |
| 3750 | "Capability information field"}, |
| 3751 | {0x0B, "Reassociation denied due to inability to confirm that " |
| 3752 | "association exists"}, |
| 3753 | {0x0C, "Association denied due to reason outside the scope of this " |
| 3754 | "standard"}, |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 3755 | {0x0D, |
| 3756 | "Responding station does not support the specified authentication " |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 3757 | "algorithm"}, |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 3758 | {0x0E, |
| 3759 | "Received an Authentication frame with authentication sequence " |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 3760 | "transaction sequence number out of expected sequence"}, |
| 3761 | {0x0F, "Authentication rejected because of challenge failure"}, |
| 3762 | {0x10, "Authentication rejected due to timeout waiting for next " |
| 3763 | "frame in sequence"}, |
| 3764 | {0x11, "Association denied because AP is unable to handle additional " |
| 3765 | "associated stations"}, |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 3766 | {0x12, |
| 3767 | "Association denied due to requesting station not supporting all " |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 3768 | "of the datarates in the BSSBasicServiceSet Parameter"}, |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 3769 | {0x13, |
| 3770 | "Association denied due to requesting station not supporting " |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 3771 | "short preamble operation"}, |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 3772 | {0x14, |
| 3773 | "Association denied due to requesting station not supporting " |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 3774 | "PBCC encoding"}, |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 3775 | {0x15, |
| 3776 | "Association denied due to requesting station not supporting " |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 3777 | "channel agility"}, |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 3778 | {0x19, |
| 3779 | "Association denied due to requesting station not supporting " |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 3780 | "short slot operation"}, |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 3781 | {0x1A, |
| 3782 | "Association denied due to requesting station not supporting " |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 3783 | "DSSS-OFDM operation"}, |
| 3784 | {0x28, "Invalid Information Element"}, |
| 3785 | {0x29, "Group Cipher is not valid"}, |
| 3786 | {0x2A, "Pairwise Cipher is not valid"}, |
| 3787 | {0x2B, "AKMP is not valid"}, |
| 3788 | {0x2C, "Unsupported RSN IE version"}, |
| 3789 | {0x2D, "Invalid RSN IE Capabilities"}, |
| 3790 | {0x2E, "Cipher suite is rejected per security policy"}, |
| 3791 | }; |
| 3792 | |
| 3793 | #ifdef CONFIG_IPW_DEBUG |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 3794 | static const char *ipw_get_status_code(u16 status) |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 3795 | { |
| 3796 | int i; |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 3797 | for (i = 0; i < ARRAY_SIZE(ipw_status_codes); i++) |
James Ketrenos | ea2b26e | 2005-08-24 21:25:16 -0500 | [diff] [blame] | 3798 | if (ipw_status_codes[i].status == (status & 0xff)) |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 3799 | return ipw_status_codes[i].reason; |
| 3800 | return "Unknown status value."; |
| 3801 | } |
| 3802 | #endif |
| 3803 | |
| 3804 | static void inline average_init(struct average *avg) |
| 3805 | { |
| 3806 | memset(avg, 0, sizeof(*avg)); |
| 3807 | } |
| 3808 | |
| 3809 | static void inline average_add(struct average *avg, s16 val) |
| 3810 | { |
| 3811 | avg->sum -= avg->entries[avg->pos]; |
| 3812 | avg->sum += val; |
| 3813 | avg->entries[avg->pos++] = val; |
| 3814 | if (unlikely(avg->pos == AVG_ENTRIES)) { |
| 3815 | avg->init = 1; |
| 3816 | avg->pos = 0; |
| 3817 | } |
| 3818 | } |
| 3819 | |
| 3820 | static s16 inline average_value(struct average *avg) |
| 3821 | { |
| 3822 | if (!unlikely(avg->init)) { |
| 3823 | if (avg->pos) |
| 3824 | return avg->sum / avg->pos; |
| 3825 | return 0; |
| 3826 | } |
| 3827 | |
| 3828 | return avg->sum / AVG_ENTRIES; |
| 3829 | } |
| 3830 | |
| 3831 | static void ipw_reset_stats(struct ipw_priv *priv) |
| 3832 | { |
| 3833 | u32 len = sizeof(u32); |
| 3834 | |
| 3835 | priv->quality = 0; |
| 3836 | |
| 3837 | average_init(&priv->average_missed_beacons); |
| 3838 | average_init(&priv->average_rssi); |
| 3839 | average_init(&priv->average_noise); |
| 3840 | |
| 3841 | priv->last_rate = 0; |
| 3842 | priv->last_missed_beacons = 0; |
| 3843 | priv->last_rx_packets = 0; |
| 3844 | priv->last_tx_packets = 0; |
| 3845 | priv->last_tx_failures = 0; |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 3846 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 3847 | /* Firmware managed, reset only when NIC is restarted, so we have to |
| 3848 | * normalize on the current value */ |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 3849 | ipw_get_ordinal(priv, IPW_ORD_STAT_RX_ERR_CRC, |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 3850 | &priv->last_rx_err, &len); |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 3851 | ipw_get_ordinal(priv, IPW_ORD_STAT_TX_FAILURE, |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 3852 | &priv->last_tx_failures, &len); |
| 3853 | |
| 3854 | /* Driver managed, reset with each association */ |
| 3855 | priv->missed_adhoc_beacons = 0; |
| 3856 | priv->missed_beacons = 0; |
| 3857 | priv->tx_packets = 0; |
| 3858 | priv->rx_packets = 0; |
| 3859 | |
| 3860 | } |
| 3861 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 3862 | static inline u32 ipw_get_max_rate(struct ipw_priv *priv) |
| 3863 | { |
| 3864 | u32 i = 0x80000000; |
| 3865 | u32 mask = priv->rates_mask; |
| 3866 | /* If currently associated in B mode, restrict the maximum |
| 3867 | * rate match to B rates */ |
| 3868 | if (priv->assoc_request.ieee_mode == IPW_B_MODE) |
| 3869 | mask &= IEEE80211_CCK_RATES_MASK; |
| 3870 | |
| 3871 | /* TODO: Verify that the rate is supported by the current rates |
| 3872 | * list. */ |
| 3873 | |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 3874 | while (i && !(mask & i)) |
| 3875 | i >>= 1; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 3876 | switch (i) { |
James Ketrenos | ea2b26e | 2005-08-24 21:25:16 -0500 | [diff] [blame] | 3877 | case IEEE80211_CCK_RATE_1MB_MASK: |
| 3878 | return 1000000; |
| 3879 | case IEEE80211_CCK_RATE_2MB_MASK: |
| 3880 | return 2000000; |
| 3881 | case IEEE80211_CCK_RATE_5MB_MASK: |
| 3882 | return 5500000; |
| 3883 | case IEEE80211_OFDM_RATE_6MB_MASK: |
| 3884 | return 6000000; |
| 3885 | case IEEE80211_OFDM_RATE_9MB_MASK: |
| 3886 | return 9000000; |
| 3887 | case IEEE80211_CCK_RATE_11MB_MASK: |
| 3888 | return 11000000; |
| 3889 | case IEEE80211_OFDM_RATE_12MB_MASK: |
| 3890 | return 12000000; |
| 3891 | case IEEE80211_OFDM_RATE_18MB_MASK: |
| 3892 | return 18000000; |
| 3893 | case IEEE80211_OFDM_RATE_24MB_MASK: |
| 3894 | return 24000000; |
| 3895 | case IEEE80211_OFDM_RATE_36MB_MASK: |
| 3896 | return 36000000; |
| 3897 | case IEEE80211_OFDM_RATE_48MB_MASK: |
| 3898 | return 48000000; |
| 3899 | case IEEE80211_OFDM_RATE_54MB_MASK: |
| 3900 | return 54000000; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 3901 | } |
| 3902 | |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 3903 | if (priv->ieee->mode == IEEE_B) |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 3904 | return 11000000; |
| 3905 | else |
| 3906 | return 54000000; |
| 3907 | } |
| 3908 | |
| 3909 | static u32 ipw_get_current_rate(struct ipw_priv *priv) |
| 3910 | { |
| 3911 | u32 rate, len = sizeof(rate); |
| 3912 | int err; |
| 3913 | |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 3914 | if (!(priv->status & STATUS_ASSOCIATED)) |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 3915 | return 0; |
| 3916 | |
| 3917 | if (priv->tx_packets > IPW_REAL_RATE_RX_PACKET_THRESHOLD) { |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 3918 | err = ipw_get_ordinal(priv, IPW_ORD_STAT_TX_CURR_RATE, &rate, |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 3919 | &len); |
| 3920 | if (err) { |
| 3921 | IPW_DEBUG_INFO("failed querying ordinals.\n"); |
| 3922 | return 0; |
| 3923 | } |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 3924 | } else |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 3925 | return ipw_get_max_rate(priv); |
| 3926 | |
| 3927 | switch (rate) { |
James Ketrenos | ea2b26e | 2005-08-24 21:25:16 -0500 | [diff] [blame] | 3928 | case IPW_TX_RATE_1MB: |
| 3929 | return 1000000; |
| 3930 | case IPW_TX_RATE_2MB: |
| 3931 | return 2000000; |
| 3932 | case IPW_TX_RATE_5MB: |
| 3933 | return 5500000; |
| 3934 | case IPW_TX_RATE_6MB: |
| 3935 | return 6000000; |
| 3936 | case IPW_TX_RATE_9MB: |
| 3937 | return 9000000; |
| 3938 | case IPW_TX_RATE_11MB: |
| 3939 | return 11000000; |
| 3940 | case IPW_TX_RATE_12MB: |
| 3941 | return 12000000; |
| 3942 | case IPW_TX_RATE_18MB: |
| 3943 | return 18000000; |
| 3944 | case IPW_TX_RATE_24MB: |
| 3945 | return 24000000; |
| 3946 | case IPW_TX_RATE_36MB: |
| 3947 | return 36000000; |
| 3948 | case IPW_TX_RATE_48MB: |
| 3949 | return 48000000; |
| 3950 | case IPW_TX_RATE_54MB: |
| 3951 | return 54000000; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 3952 | } |
| 3953 | |
| 3954 | return 0; |
| 3955 | } |
| 3956 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 3957 | #define IPW_STATS_INTERVAL (2 * HZ) |
| 3958 | static void ipw_gather_stats(struct ipw_priv *priv) |
| 3959 | { |
| 3960 | u32 rx_err, rx_err_delta, rx_packets_delta; |
| 3961 | u32 tx_failures, tx_failures_delta, tx_packets_delta; |
| 3962 | u32 missed_beacons_percent, missed_beacons_delta; |
| 3963 | u32 quality = 0; |
| 3964 | u32 len = sizeof(u32); |
| 3965 | s16 rssi; |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 3966 | u32 beacon_quality, signal_quality, tx_quality, rx_quality, |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 3967 | rate_quality; |
James Ketrenos | ea2b26e | 2005-08-24 21:25:16 -0500 | [diff] [blame] | 3968 | u32 max_rate; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 3969 | |
| 3970 | if (!(priv->status & STATUS_ASSOCIATED)) { |
| 3971 | priv->quality = 0; |
| 3972 | return; |
| 3973 | } |
| 3974 | |
| 3975 | /* Update the statistics */ |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 3976 | ipw_get_ordinal(priv, IPW_ORD_STAT_MISSED_BEACONS, |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 3977 | &priv->missed_beacons, &len); |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 3978 | missed_beacons_delta = priv->missed_beacons - priv->last_missed_beacons; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 3979 | priv->last_missed_beacons = priv->missed_beacons; |
| 3980 | if (priv->assoc_request.beacon_interval) { |
| 3981 | missed_beacons_percent = missed_beacons_delta * |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 3982 | (HZ * priv->assoc_request.beacon_interval) / |
| 3983 | (IPW_STATS_INTERVAL * 10); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 3984 | } else { |
| 3985 | missed_beacons_percent = 0; |
| 3986 | } |
| 3987 | average_add(&priv->average_missed_beacons, missed_beacons_percent); |
| 3988 | |
| 3989 | ipw_get_ordinal(priv, IPW_ORD_STAT_RX_ERR_CRC, &rx_err, &len); |
| 3990 | rx_err_delta = rx_err - priv->last_rx_err; |
| 3991 | priv->last_rx_err = rx_err; |
| 3992 | |
| 3993 | ipw_get_ordinal(priv, IPW_ORD_STAT_TX_FAILURE, &tx_failures, &len); |
| 3994 | tx_failures_delta = tx_failures - priv->last_tx_failures; |
| 3995 | priv->last_tx_failures = tx_failures; |
| 3996 | |
| 3997 | rx_packets_delta = priv->rx_packets - priv->last_rx_packets; |
| 3998 | priv->last_rx_packets = priv->rx_packets; |
| 3999 | |
| 4000 | tx_packets_delta = priv->tx_packets - priv->last_tx_packets; |
| 4001 | priv->last_tx_packets = priv->tx_packets; |
| 4002 | |
| 4003 | /* Calculate quality based on the following: |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 4004 | * |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 4005 | * Missed beacon: 100% = 0, 0% = 70% missed |
| 4006 | * Rate: 60% = 1Mbs, 100% = Max |
| 4007 | * Rx and Tx errors represent a straight % of total Rx/Tx |
| 4008 | * RSSI: 100% = > -50, 0% = < -80 |
| 4009 | * Rx errors: 100% = 0, 0% = 50% missed |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 4010 | * |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 4011 | * The lowest computed quality is used. |
| 4012 | * |
| 4013 | */ |
| 4014 | #define BEACON_THRESHOLD 5 |
| 4015 | beacon_quality = 100 - missed_beacons_percent; |
| 4016 | if (beacon_quality < BEACON_THRESHOLD) |
| 4017 | beacon_quality = 0; |
| 4018 | else |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 4019 | beacon_quality = (beacon_quality - BEACON_THRESHOLD) * 100 / |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 4020 | (100 - BEACON_THRESHOLD); |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 4021 | IPW_DEBUG_STATS("Missed beacon: %3d%% (%d%%)\n", |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 4022 | beacon_quality, missed_beacons_percent); |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 4023 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 4024 | priv->last_rate = ipw_get_current_rate(priv); |
James Ketrenos | ea2b26e | 2005-08-24 21:25:16 -0500 | [diff] [blame] | 4025 | max_rate = ipw_get_max_rate(priv); |
| 4026 | rate_quality = priv->last_rate * 40 / max_rate + 60; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 4027 | IPW_DEBUG_STATS("Rate quality : %3d%% (%dMbs)\n", |
| 4028 | rate_quality, priv->last_rate / 1000000); |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 4029 | |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 4030 | if (rx_packets_delta > 100 && rx_packets_delta + rx_err_delta) |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 4031 | rx_quality = 100 - (rx_err_delta * 100) / |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 4032 | (rx_packets_delta + rx_err_delta); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 4033 | else |
| 4034 | rx_quality = 100; |
| 4035 | IPW_DEBUG_STATS("Rx quality : %3d%% (%u errors, %u packets)\n", |
| 4036 | rx_quality, rx_err_delta, rx_packets_delta); |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 4037 | |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 4038 | if (tx_packets_delta > 100 && tx_packets_delta + tx_failures_delta) |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 4039 | tx_quality = 100 - (tx_failures_delta * 100) / |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 4040 | (tx_packets_delta + tx_failures_delta); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 4041 | else |
| 4042 | tx_quality = 100; |
| 4043 | IPW_DEBUG_STATS("Tx quality : %3d%% (%u errors, %u packets)\n", |
| 4044 | tx_quality, tx_failures_delta, tx_packets_delta); |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 4045 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 4046 | rssi = average_value(&priv->average_rssi); |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 4047 | signal_quality = |
| 4048 | (100 * |
| 4049 | (priv->ieee->perfect_rssi - priv->ieee->worst_rssi) * |
| 4050 | (priv->ieee->perfect_rssi - priv->ieee->worst_rssi) - |
| 4051 | (priv->ieee->perfect_rssi - rssi) * |
| 4052 | (15 * (priv->ieee->perfect_rssi - priv->ieee->worst_rssi) + |
| 4053 | 62 * (priv->ieee->perfect_rssi - rssi))) / |
| 4054 | ((priv->ieee->perfect_rssi - priv->ieee->worst_rssi) * |
| 4055 | (priv->ieee->perfect_rssi - priv->ieee->worst_rssi)); |
| 4056 | if (signal_quality > 100) |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 4057 | signal_quality = 100; |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 4058 | else if (signal_quality < 1) |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 4059 | signal_quality = 0; |
James Ketrenos | ea2b26e | 2005-08-24 21:25:16 -0500 | [diff] [blame] | 4060 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 4061 | IPW_DEBUG_STATS("Signal level : %3d%% (%d dBm)\n", |
| 4062 | signal_quality, rssi); |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 4063 | |
| 4064 | quality = min(beacon_quality, |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 4065 | min(rate_quality, |
| 4066 | min(tx_quality, min(rx_quality, signal_quality)))); |
| 4067 | if (quality == beacon_quality) |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 4068 | IPW_DEBUG_STATS("Quality (%d%%): Clamped to missed beacons.\n", |
| 4069 | quality); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 4070 | if (quality == rate_quality) |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 4071 | IPW_DEBUG_STATS("Quality (%d%%): Clamped to rate quality.\n", |
| 4072 | quality); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 4073 | if (quality == tx_quality) |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 4074 | IPW_DEBUG_STATS("Quality (%d%%): Clamped to Tx quality.\n", |
| 4075 | quality); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 4076 | if (quality == rx_quality) |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 4077 | IPW_DEBUG_STATS("Quality (%d%%): Clamped to Rx quality.\n", |
| 4078 | quality); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 4079 | if (quality == signal_quality) |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 4080 | IPW_DEBUG_STATS("Quality (%d%%): Clamped to signal quality.\n", |
| 4081 | quality); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 4082 | |
| 4083 | priv->quality = quality; |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 4084 | |
| 4085 | queue_delayed_work(priv->workqueue, &priv->gather_stats, |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 4086 | IPW_STATS_INTERVAL); |
| 4087 | } |
| 4088 | |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 4089 | static void ipw_bg_gather_stats(void *data) |
| 4090 | { |
| 4091 | struct ipw_priv *priv = data; |
| 4092 | down(&priv->sem); |
| 4093 | ipw_gather_stats(data); |
| 4094 | up(&priv->sem); |
| 4095 | } |
| 4096 | |
James Ketrenos | ea2b26e | 2005-08-24 21:25:16 -0500 | [diff] [blame] | 4097 | static inline void ipw_handle_missed_beacon(struct ipw_priv *priv, |
| 4098 | int missed_count) |
| 4099 | { |
| 4100 | priv->notif_missed_beacons = missed_count; |
| 4101 | |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 4102 | if (missed_count > priv->disassociate_threshold && |
James Ketrenos | ea2b26e | 2005-08-24 21:25:16 -0500 | [diff] [blame] | 4103 | priv->status & STATUS_ASSOCIATED) { |
| 4104 | /* If associated and we've hit the missed |
| 4105 | * beacon threshold, disassociate, turn |
| 4106 | * off roaming, and abort any active scans */ |
| 4107 | IPW_DEBUG(IPW_DL_INFO | IPW_DL_NOTIF | |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 4108 | IPW_DL_STATE | IPW_DL_ASSOC, |
James Ketrenos | ea2b26e | 2005-08-24 21:25:16 -0500 | [diff] [blame] | 4109 | "Missed beacon: %d - disassociate\n", missed_count); |
| 4110 | priv->status &= ~STATUS_ROAMING; |
James Ketrenos | a613bff | 2005-08-24 21:43:11 -0500 | [diff] [blame] | 4111 | if (priv->status & STATUS_SCANNING) { |
| 4112 | IPW_DEBUG(IPW_DL_INFO | IPW_DL_NOTIF | |
| 4113 | IPW_DL_STATE, |
| 4114 | "Aborting scan with missed beacon.\n"); |
James Ketrenos | ea2b26e | 2005-08-24 21:25:16 -0500 | [diff] [blame] | 4115 | queue_work(priv->workqueue, &priv->abort_scan); |
James Ketrenos | a613bff | 2005-08-24 21:43:11 -0500 | [diff] [blame] | 4116 | } |
| 4117 | |
James Ketrenos | ea2b26e | 2005-08-24 21:25:16 -0500 | [diff] [blame] | 4118 | queue_work(priv->workqueue, &priv->disassociate); |
| 4119 | return; |
| 4120 | } |
| 4121 | |
| 4122 | if (priv->status & STATUS_ROAMING) { |
| 4123 | /* If we are currently roaming, then just |
| 4124 | * print a debug statement... */ |
| 4125 | IPW_DEBUG(IPW_DL_NOTIF | IPW_DL_STATE, |
| 4126 | "Missed beacon: %d - roam in progress\n", |
| 4127 | missed_count); |
| 4128 | return; |
| 4129 | } |
| 4130 | |
| 4131 | if (missed_count > priv->roaming_threshold) { |
| 4132 | /* If we are not already roaming, set the ROAM |
| 4133 | * bit in the status and kick off a scan */ |
| 4134 | IPW_DEBUG(IPW_DL_NOTIF | IPW_DL_STATE, |
| 4135 | "Missed beacon: %d - initiate " |
| 4136 | "roaming\n", missed_count); |
| 4137 | if (!(priv->status & STATUS_ROAMING)) { |
| 4138 | priv->status |= STATUS_ROAMING; |
| 4139 | if (!(priv->status & STATUS_SCANNING)) |
| 4140 | queue_work(priv->workqueue, |
| 4141 | &priv->request_scan); |
| 4142 | } |
| 4143 | return; |
| 4144 | } |
| 4145 | |
| 4146 | if (priv->status & STATUS_SCANNING) { |
| 4147 | /* Stop scan to keep fw from getting |
| 4148 | * stuck (only if we aren't roaming -- |
| 4149 | * otherwise we'll never scan more than 2 or 3 |
| 4150 | * channels..) */ |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 4151 | IPW_DEBUG(IPW_DL_INFO | IPW_DL_NOTIF | IPW_DL_STATE, |
| 4152 | "Aborting scan with missed beacon.\n"); |
James Ketrenos | ea2b26e | 2005-08-24 21:25:16 -0500 | [diff] [blame] | 4153 | queue_work(priv->workqueue, &priv->abort_scan); |
| 4154 | } |
| 4155 | |
| 4156 | IPW_DEBUG_NOTIF("Missed beacon: %d\n", missed_count); |
| 4157 | |
| 4158 | } |
| 4159 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 4160 | /** |
| 4161 | * Handle host notification packet. |
| 4162 | * Called from interrupt routine |
| 4163 | */ |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 4164 | static inline void ipw_rx_notification(struct ipw_priv *priv, |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 4165 | struct ipw_rx_notification *notif) |
| 4166 | { |
James Ketrenos | a613bff | 2005-08-24 21:43:11 -0500 | [diff] [blame] | 4167 | notif->size = le16_to_cpu(notif->size); |
| 4168 | |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 4169 | IPW_DEBUG_NOTIF("type = %i (%d bytes)\n", notif->subtype, notif->size); |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 4170 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 4171 | switch (notif->subtype) { |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 4172 | case HOST_NOTIFICATION_STATUS_ASSOCIATED:{ |
| 4173 | struct notif_association *assoc = ¬if->u.assoc; |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 4174 | |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 4175 | switch (assoc->state) { |
| 4176 | case CMAS_ASSOCIATED:{ |
| 4177 | IPW_DEBUG(IPW_DL_NOTIF | IPW_DL_STATE | |
| 4178 | IPW_DL_ASSOC, |
| 4179 | "associated: '%s' " MAC_FMT |
| 4180 | " \n", |
| 4181 | escape_essid(priv->essid, |
| 4182 | priv->essid_len), |
| 4183 | MAC_ARG(priv->bssid)); |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 4184 | |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 4185 | switch (priv->ieee->iw_mode) { |
| 4186 | case IW_MODE_INFRA: |
| 4187 | memcpy(priv->ieee->bssid, |
| 4188 | priv->bssid, ETH_ALEN); |
| 4189 | break; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 4190 | |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 4191 | case IW_MODE_ADHOC: |
| 4192 | memcpy(priv->ieee->bssid, |
| 4193 | priv->bssid, ETH_ALEN); |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 4194 | |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 4195 | /* clear out the station table */ |
| 4196 | priv->num_stations = 0; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 4197 | |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 4198 | IPW_DEBUG_ASSOC |
| 4199 | ("queueing adhoc check\n"); |
| 4200 | queue_delayed_work(priv-> |
| 4201 | workqueue, |
| 4202 | &priv-> |
| 4203 | adhoc_check, |
| 4204 | priv-> |
| 4205 | assoc_request. |
| 4206 | beacon_interval); |
| 4207 | break; |
| 4208 | } |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 4209 | |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 4210 | priv->status &= ~STATUS_ASSOCIATING; |
| 4211 | priv->status |= STATUS_ASSOCIATED; |
Zhu Yi | d8bad6d | 2005-07-13 12:25:38 -0500 | [diff] [blame] | 4212 | queue_work(priv->workqueue, |
| 4213 | &priv->system_config); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 4214 | |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 4215 | #ifdef CONFIG_IPW_QOS |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 4216 | #define IPW_GET_PACKET_STYPE(x) WLAN_FC_GET_STYPE( \ |
| 4217 | le16_to_cpu(((struct ieee80211_hdr *)(x))->frame_ctl)) |
| 4218 | if ((priv->status & STATUS_AUTH) && |
| 4219 | (IPW_GET_PACKET_STYPE(¬if->u.raw) |
| 4220 | == IEEE80211_STYPE_ASSOC_RESP)) { |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 4221 | if ((sizeof |
| 4222 | (struct |
James Ketrenos | 2b184d5 | 2005-08-03 20:33:14 -0500 | [diff] [blame] | 4223 | ieee80211_assoc_response) |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 4224 | <= notif->size) |
| 4225 | && (notif->size <= 2314)) { |
| 4226 | struct |
| 4227 | ieee80211_rx_stats |
| 4228 | stats = { |
| 4229 | .len = |
| 4230 | notif-> |
| 4231 | size - 1, |
| 4232 | }; |
| 4233 | |
| 4234 | IPW_DEBUG_QOS |
| 4235 | ("QoS Associate " |
| 4236 | "size %d\n", |
| 4237 | notif->size); |
| 4238 | ieee80211_rx_mgt(priv-> |
| 4239 | ieee, |
| 4240 | (struct |
James Ketrenos | 2b184d5 | 2005-08-03 20:33:14 -0500 | [diff] [blame] | 4241 | ieee80211_hdr_4addr |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 4242 | *) |
| 4243 | ¬if->u.raw, &stats); |
| 4244 | } |
| 4245 | } |
| 4246 | #endif |
| 4247 | |
James Ketrenos | a613bff | 2005-08-24 21:43:11 -0500 | [diff] [blame] | 4248 | schedule_work(&priv->link_up); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 4249 | |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 4250 | break; |
| 4251 | } |
| 4252 | |
| 4253 | case CMAS_AUTHENTICATED:{ |
| 4254 | if (priv-> |
| 4255 | status & (STATUS_ASSOCIATED | |
| 4256 | STATUS_AUTH)) { |
| 4257 | #ifdef CONFIG_IPW_DEBUG |
| 4258 | struct notif_authenticate *auth |
| 4259 | = ¬if->u.auth; |
| 4260 | IPW_DEBUG(IPW_DL_NOTIF | |
| 4261 | IPW_DL_STATE | |
| 4262 | IPW_DL_ASSOC, |
| 4263 | "deauthenticated: '%s' " |
| 4264 | MAC_FMT |
| 4265 | ": (0x%04X) - %s \n", |
| 4266 | escape_essid(priv-> |
| 4267 | essid, |
| 4268 | priv-> |
| 4269 | essid_len), |
| 4270 | MAC_ARG(priv->bssid), |
| 4271 | ntohs(auth->status), |
| 4272 | ipw_get_status_code |
| 4273 | (ntohs |
| 4274 | (auth->status))); |
| 4275 | #endif |
| 4276 | |
| 4277 | priv->status &= |
| 4278 | ~(STATUS_ASSOCIATING | |
| 4279 | STATUS_AUTH | |
| 4280 | STATUS_ASSOCIATED); |
| 4281 | |
James Ketrenos | a613bff | 2005-08-24 21:43:11 -0500 | [diff] [blame] | 4282 | schedule_work(&priv->link_down); |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 4283 | break; |
| 4284 | } |
| 4285 | |
| 4286 | IPW_DEBUG(IPW_DL_NOTIF | IPW_DL_STATE | |
| 4287 | IPW_DL_ASSOC, |
| 4288 | "authenticated: '%s' " MAC_FMT |
| 4289 | "\n", |
| 4290 | escape_essid(priv->essid, |
| 4291 | priv->essid_len), |
| 4292 | MAC_ARG(priv->bssid)); |
| 4293 | break; |
| 4294 | } |
| 4295 | |
| 4296 | case CMAS_INIT:{ |
James Ketrenos | ea2b26e | 2005-08-24 21:25:16 -0500 | [diff] [blame] | 4297 | if (priv->status & STATUS_AUTH) { |
| 4298 | struct |
| 4299 | ieee80211_assoc_response |
| 4300 | *resp; |
| 4301 | resp = |
| 4302 | (struct |
| 4303 | ieee80211_assoc_response |
| 4304 | *)¬if->u.raw; |
| 4305 | IPW_DEBUG(IPW_DL_NOTIF | |
| 4306 | IPW_DL_STATE | |
| 4307 | IPW_DL_ASSOC, |
| 4308 | "association failed (0x%04X): %s\n", |
| 4309 | ntohs(resp->status), |
| 4310 | ipw_get_status_code |
| 4311 | (ntohs |
| 4312 | (resp->status))); |
| 4313 | } |
| 4314 | |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 4315 | IPW_DEBUG(IPW_DL_NOTIF | IPW_DL_STATE | |
| 4316 | IPW_DL_ASSOC, |
| 4317 | "disassociated: '%s' " MAC_FMT |
| 4318 | " \n", |
| 4319 | escape_essid(priv->essid, |
| 4320 | priv->essid_len), |
| 4321 | MAC_ARG(priv->bssid)); |
| 4322 | |
| 4323 | priv->status &= |
| 4324 | ~(STATUS_DISASSOCIATING | |
| 4325 | STATUS_ASSOCIATING | |
| 4326 | STATUS_ASSOCIATED | STATUS_AUTH); |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 4327 | if (priv->assoc_network |
| 4328 | && (priv->assoc_network-> |
| 4329 | capability & |
| 4330 | WLAN_CAPABILITY_IBSS)) |
| 4331 | ipw_remove_current_network |
| 4332 | (priv); |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 4333 | |
James Ketrenos | a613bff | 2005-08-24 21:43:11 -0500 | [diff] [blame] | 4334 | schedule_work(&priv->link_down); |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 4335 | |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 4336 | break; |
| 4337 | } |
| 4338 | |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 4339 | case CMAS_RX_ASSOC_RESP: |
| 4340 | break; |
| 4341 | |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 4342 | default: |
| 4343 | IPW_ERROR("assoc: unknown (%d)\n", |
| 4344 | assoc->state); |
| 4345 | break; |
| 4346 | } |
| 4347 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 4348 | break; |
| 4349 | } |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 4350 | |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 4351 | case HOST_NOTIFICATION_STATUS_AUTHENTICATE:{ |
| 4352 | struct notif_authenticate *auth = ¬if->u.auth; |
| 4353 | switch (auth->state) { |
| 4354 | case CMAS_AUTHENTICATED: |
| 4355 | IPW_DEBUG(IPW_DL_NOTIF | IPW_DL_STATE, |
| 4356 | "authenticated: '%s' " MAC_FMT " \n", |
| 4357 | escape_essid(priv->essid, |
| 4358 | priv->essid_len), |
| 4359 | MAC_ARG(priv->bssid)); |
| 4360 | priv->status |= STATUS_AUTH; |
| 4361 | break; |
| 4362 | |
| 4363 | case CMAS_INIT: |
| 4364 | if (priv->status & STATUS_AUTH) { |
| 4365 | IPW_DEBUG(IPW_DL_NOTIF | IPW_DL_STATE | |
| 4366 | IPW_DL_ASSOC, |
| 4367 | "authentication failed (0x%04X): %s\n", |
| 4368 | ntohs(auth->status), |
| 4369 | ipw_get_status_code(ntohs |
| 4370 | (auth-> |
| 4371 | status))); |
| 4372 | } |
| 4373 | IPW_DEBUG(IPW_DL_NOTIF | IPW_DL_STATE | |
| 4374 | IPW_DL_ASSOC, |
| 4375 | "deauthenticated: '%s' " MAC_FMT "\n", |
| 4376 | escape_essid(priv->essid, |
| 4377 | priv->essid_len), |
| 4378 | MAC_ARG(priv->bssid)); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 4379 | |
| 4380 | priv->status &= ~(STATUS_ASSOCIATING | |
| 4381 | STATUS_AUTH | |
| 4382 | STATUS_ASSOCIATED); |
| 4383 | |
James Ketrenos | a613bff | 2005-08-24 21:43:11 -0500 | [diff] [blame] | 4384 | schedule_work(&priv->link_down); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 4385 | break; |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 4386 | |
| 4387 | case CMAS_TX_AUTH_SEQ_1: |
| 4388 | IPW_DEBUG(IPW_DL_NOTIF | IPW_DL_STATE | |
| 4389 | IPW_DL_ASSOC, "AUTH_SEQ_1\n"); |
| 4390 | break; |
| 4391 | case CMAS_RX_AUTH_SEQ_2: |
| 4392 | IPW_DEBUG(IPW_DL_NOTIF | IPW_DL_STATE | |
| 4393 | IPW_DL_ASSOC, "AUTH_SEQ_2\n"); |
| 4394 | break; |
| 4395 | case CMAS_AUTH_SEQ_1_PASS: |
| 4396 | IPW_DEBUG(IPW_DL_NOTIF | IPW_DL_STATE | |
| 4397 | IPW_DL_ASSOC, "AUTH_SEQ_1_PASS\n"); |
| 4398 | break; |
| 4399 | case CMAS_AUTH_SEQ_1_FAIL: |
| 4400 | IPW_DEBUG(IPW_DL_NOTIF | IPW_DL_STATE | |
| 4401 | IPW_DL_ASSOC, "AUTH_SEQ_1_FAIL\n"); |
| 4402 | break; |
| 4403 | case CMAS_TX_AUTH_SEQ_3: |
| 4404 | IPW_DEBUG(IPW_DL_NOTIF | IPW_DL_STATE | |
| 4405 | IPW_DL_ASSOC, "AUTH_SEQ_3\n"); |
| 4406 | break; |
| 4407 | case CMAS_RX_AUTH_SEQ_4: |
| 4408 | IPW_DEBUG(IPW_DL_NOTIF | IPW_DL_STATE | |
| 4409 | IPW_DL_ASSOC, "RX_AUTH_SEQ_4\n"); |
| 4410 | break; |
| 4411 | case CMAS_AUTH_SEQ_2_PASS: |
| 4412 | IPW_DEBUG(IPW_DL_NOTIF | IPW_DL_STATE | |
| 4413 | IPW_DL_ASSOC, "AUTH_SEQ_2_PASS\n"); |
| 4414 | break; |
| 4415 | case CMAS_AUTH_SEQ_2_FAIL: |
| 4416 | IPW_DEBUG(IPW_DL_NOTIF | IPW_DL_STATE | |
| 4417 | IPW_DL_ASSOC, "AUT_SEQ_2_FAIL\n"); |
| 4418 | break; |
| 4419 | case CMAS_TX_ASSOC: |
| 4420 | IPW_DEBUG(IPW_DL_NOTIF | IPW_DL_STATE | |
| 4421 | IPW_DL_ASSOC, "TX_ASSOC\n"); |
| 4422 | break; |
| 4423 | case CMAS_RX_ASSOC_RESP: |
| 4424 | IPW_DEBUG(IPW_DL_NOTIF | IPW_DL_STATE | |
| 4425 | IPW_DL_ASSOC, "RX_ASSOC_RESP\n"); |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 4426 | |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 4427 | break; |
| 4428 | case CMAS_ASSOCIATED: |
| 4429 | IPW_DEBUG(IPW_DL_NOTIF | IPW_DL_STATE | |
| 4430 | IPW_DL_ASSOC, "ASSOCIATED\n"); |
| 4431 | break; |
| 4432 | default: |
| 4433 | IPW_DEBUG_NOTIF("auth: failure - %d\n", |
| 4434 | auth->state); |
| 4435 | break; |
| 4436 | } |
| 4437 | break; |
| 4438 | } |
| 4439 | |
| 4440 | case HOST_NOTIFICATION_STATUS_SCAN_CHANNEL_RESULT:{ |
| 4441 | struct notif_channel_result *x = |
| 4442 | ¬if->u.channel_result; |
| 4443 | |
| 4444 | if (notif->size == sizeof(*x)) { |
| 4445 | IPW_DEBUG_SCAN("Scan result for channel %d\n", |
| 4446 | x->channel_num); |
| 4447 | } else { |
| 4448 | IPW_DEBUG_SCAN("Scan result of wrong size %d " |
| 4449 | "(should be %zd)\n", |
| 4450 | notif->size, sizeof(*x)); |
| 4451 | } |
| 4452 | break; |
| 4453 | } |
| 4454 | |
| 4455 | case HOST_NOTIFICATION_STATUS_SCAN_COMPLETED:{ |
| 4456 | struct notif_scan_complete *x = ¬if->u.scan_complete; |
| 4457 | if (notif->size == sizeof(*x)) { |
| 4458 | IPW_DEBUG_SCAN |
| 4459 | ("Scan completed: type %d, %d channels, " |
| 4460 | "%d status\n", x->scan_type, |
| 4461 | x->num_channels, x->status); |
| 4462 | } else { |
| 4463 | IPW_ERROR("Scan completed of wrong size %d " |
| 4464 | "(should be %zd)\n", |
| 4465 | notif->size, sizeof(*x)); |
| 4466 | } |
| 4467 | |
| 4468 | priv->status &= |
| 4469 | ~(STATUS_SCANNING | STATUS_SCAN_ABORTING); |
| 4470 | |
James Ketrenos | a0e04ab | 2005-08-25 00:49:43 -0500 | [diff] [blame] | 4471 | wake_up_interruptible(&priv->wait_state); |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 4472 | cancel_delayed_work(&priv->scan_check); |
| 4473 | |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 4474 | if (priv->status & STATUS_EXIT_PENDING) |
| 4475 | break; |
| 4476 | |
| 4477 | priv->ieee->scans++; |
| 4478 | |
| 4479 | #ifdef CONFIG_IPW2200_MONITOR |
| 4480 | if (priv->ieee->iw_mode == IW_MODE_MONITOR) { |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 4481 | priv->status |= STATUS_SCAN_FORCED; |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 4482 | queue_work(priv->workqueue, |
| 4483 | &priv->request_scan); |
| 4484 | break; |
| 4485 | } |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 4486 | priv->status &= ~STATUS_SCAN_FORCED; |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 4487 | #endif /* CONFIG_IPW2200_MONITOR */ |
| 4488 | |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 4489 | if (!(priv->status & (STATUS_ASSOCIATED | |
| 4490 | STATUS_ASSOCIATING | |
| 4491 | STATUS_ROAMING | |
| 4492 | STATUS_DISASSOCIATING))) |
| 4493 | queue_work(priv->workqueue, &priv->associate); |
| 4494 | else if (priv->status & STATUS_ROAMING) { |
| 4495 | /* If a scan completed and we are in roam mode, then |
| 4496 | * the scan that completed was the one requested as a |
| 4497 | * result of entering roam... so, schedule the |
| 4498 | * roam work */ |
| 4499 | queue_work(priv->workqueue, &priv->roam); |
| 4500 | } else if (priv->status & STATUS_SCAN_PENDING) |
| 4501 | queue_work(priv->workqueue, |
| 4502 | &priv->request_scan); |
James Ketrenos | a613bff | 2005-08-24 21:43:11 -0500 | [diff] [blame] | 4503 | else if (priv->config & CFG_BACKGROUND_SCAN |
| 4504 | && priv->status & STATUS_ASSOCIATED) |
| 4505 | queue_delayed_work(priv->workqueue, |
| 4506 | &priv->request_scan, HZ); |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 4507 | break; |
| 4508 | } |
| 4509 | |
| 4510 | case HOST_NOTIFICATION_STATUS_FRAG_LENGTH:{ |
| 4511 | struct notif_frag_length *x = ¬if->u.frag_len; |
| 4512 | |
James Ketrenos | a613bff | 2005-08-24 21:43:11 -0500 | [diff] [blame] | 4513 | if (notif->size == sizeof(*x)) |
| 4514 | IPW_ERROR("Frag length: %d\n", |
| 4515 | le16_to_cpu(x->frag_length)); |
| 4516 | else |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 4517 | IPW_ERROR("Frag length of wrong size %d " |
| 4518 | "(should be %zd)\n", |
| 4519 | notif->size, sizeof(*x)); |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 4520 | break; |
| 4521 | } |
| 4522 | |
| 4523 | case HOST_NOTIFICATION_STATUS_LINK_DETERIORATION:{ |
| 4524 | struct notif_link_deterioration *x = |
| 4525 | ¬if->u.link_deterioration; |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 4526 | |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 4527 | if (notif->size == sizeof(*x)) { |
| 4528 | IPW_DEBUG(IPW_DL_NOTIF | IPW_DL_STATE, |
| 4529 | "link deterioration: '%s' " MAC_FMT |
| 4530 | " \n", escape_essid(priv->essid, |
| 4531 | priv->essid_len), |
| 4532 | MAC_ARG(priv->bssid)); |
| 4533 | memcpy(&priv->last_link_deterioration, x, |
| 4534 | sizeof(*x)); |
| 4535 | } else { |
| 4536 | IPW_ERROR("Link Deterioration of wrong size %d " |
| 4537 | "(should be %zd)\n", |
| 4538 | notif->size, sizeof(*x)); |
| 4539 | } |
| 4540 | break; |
| 4541 | } |
| 4542 | |
| 4543 | case HOST_NOTIFICATION_DINO_CONFIG_RESPONSE:{ |
| 4544 | IPW_ERROR("Dino config\n"); |
| 4545 | if (priv->hcmd |
James Ketrenos | a613bff | 2005-08-24 21:43:11 -0500 | [diff] [blame] | 4546 | && priv->hcmd->cmd != HOST_CMD_DINO_CONFIG) |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 4547 | IPW_ERROR("Unexpected DINO_CONFIG_RESPONSE\n"); |
James Ketrenos | a613bff | 2005-08-24 21:43:11 -0500 | [diff] [blame] | 4548 | |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 4549 | break; |
| 4550 | } |
| 4551 | |
| 4552 | case HOST_NOTIFICATION_STATUS_BEACON_STATE:{ |
| 4553 | struct notif_beacon_state *x = ¬if->u.beacon_state; |
| 4554 | if (notif->size != sizeof(*x)) { |
| 4555 | IPW_ERROR |
| 4556 | ("Beacon state of wrong size %d (should " |
| 4557 | "be %zd)\n", notif->size, sizeof(*x)); |
| 4558 | break; |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 4559 | } |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 4560 | |
James Ketrenos | a613bff | 2005-08-24 21:43:11 -0500 | [diff] [blame] | 4561 | if (le32_to_cpu(x->state) == |
| 4562 | HOST_NOTIFICATION_STATUS_BEACON_MISSING) |
| 4563 | ipw_handle_missed_beacon(priv, |
| 4564 | le32_to_cpu(x-> |
| 4565 | number)); |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 4566 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 4567 | break; |
| 4568 | } |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 4569 | |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 4570 | case HOST_NOTIFICATION_STATUS_TGI_TX_KEY:{ |
| 4571 | struct notif_tgi_tx_key *x = ¬if->u.tgi_tx_key; |
| 4572 | if (notif->size == sizeof(*x)) { |
| 4573 | IPW_ERROR("TGi Tx Key: state 0x%02x sec type " |
| 4574 | "0x%02x station %d\n", |
| 4575 | x->key_state, x->security_type, |
| 4576 | x->station_index); |
| 4577 | break; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 4578 | } |
| 4579 | |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 4580 | IPW_ERROR |
| 4581 | ("TGi Tx Key of wrong size %d (should be %zd)\n", |
| 4582 | notif->size, sizeof(*x)); |
| 4583 | break; |
| 4584 | } |
| 4585 | |
| 4586 | case HOST_NOTIFICATION_CALIB_KEEP_RESULTS:{ |
| 4587 | struct notif_calibration *x = ¬if->u.calibration; |
| 4588 | |
| 4589 | if (notif->size == sizeof(*x)) { |
| 4590 | memcpy(&priv->calib, x, sizeof(*x)); |
| 4591 | IPW_DEBUG_INFO("TODO: Calibration\n"); |
| 4592 | break; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 4593 | } |
| 4594 | |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 4595 | IPW_ERROR |
| 4596 | ("Calibration of wrong size %d (should be %zd)\n", |
| 4597 | notif->size, sizeof(*x)); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 4598 | break; |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 4599 | } |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 4600 | |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 4601 | case HOST_NOTIFICATION_NOISE_STATS:{ |
| 4602 | if (notif->size == sizeof(u32)) { |
| 4603 | priv->last_noise = |
James Ketrenos | a613bff | 2005-08-24 21:43:11 -0500 | [diff] [blame] | 4604 | (u8) (le32_to_cpu(notif->u.noise.value) & |
| 4605 | 0xff); |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 4606 | average_add(&priv->average_noise, |
| 4607 | priv->last_noise); |
| 4608 | break; |
| 4609 | } |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 4610 | |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 4611 | IPW_ERROR |
| 4612 | ("Noise stat is wrong size %d (should be %zd)\n", |
| 4613 | notif->size, sizeof(u32)); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 4614 | break; |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 4615 | } |
| 4616 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 4617 | default: |
| 4618 | IPW_ERROR("Unknown notification: " |
| 4619 | "subtype=%d,flags=0x%2x,size=%d\n", |
| 4620 | notif->subtype, notif->flags, notif->size); |
| 4621 | } |
| 4622 | } |
| 4623 | |
| 4624 | /** |
| 4625 | * Destroys all DMA structures and initialise them again |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 4626 | * |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 4627 | * @param priv |
| 4628 | * @return error code |
| 4629 | */ |
| 4630 | static int ipw_queue_reset(struct ipw_priv *priv) |
| 4631 | { |
| 4632 | int rc = 0; |
| 4633 | /** @todo customize queue sizes */ |
| 4634 | int nTx = 64, nTxCmd = 8; |
| 4635 | ipw_tx_queue_free(priv); |
| 4636 | /* Tx CMD queue */ |
| 4637 | rc = ipw_queue_tx_init(priv, &priv->txq_cmd, nTxCmd, |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 4638 | IPW_TX_CMD_QUEUE_READ_INDEX, |
| 4639 | IPW_TX_CMD_QUEUE_WRITE_INDEX, |
| 4640 | IPW_TX_CMD_QUEUE_BD_BASE, |
| 4641 | IPW_TX_CMD_QUEUE_BD_SIZE); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 4642 | if (rc) { |
| 4643 | IPW_ERROR("Tx Cmd queue init failed\n"); |
| 4644 | goto error; |
| 4645 | } |
| 4646 | /* Tx queue(s) */ |
| 4647 | rc = ipw_queue_tx_init(priv, &priv->txq[0], nTx, |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 4648 | IPW_TX_QUEUE_0_READ_INDEX, |
| 4649 | IPW_TX_QUEUE_0_WRITE_INDEX, |
| 4650 | IPW_TX_QUEUE_0_BD_BASE, IPW_TX_QUEUE_0_BD_SIZE); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 4651 | if (rc) { |
| 4652 | IPW_ERROR("Tx 0 queue init failed\n"); |
| 4653 | goto error; |
| 4654 | } |
| 4655 | rc = ipw_queue_tx_init(priv, &priv->txq[1], nTx, |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 4656 | IPW_TX_QUEUE_1_READ_INDEX, |
| 4657 | IPW_TX_QUEUE_1_WRITE_INDEX, |
| 4658 | IPW_TX_QUEUE_1_BD_BASE, IPW_TX_QUEUE_1_BD_SIZE); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 4659 | if (rc) { |
| 4660 | IPW_ERROR("Tx 1 queue init failed\n"); |
| 4661 | goto error; |
| 4662 | } |
| 4663 | rc = ipw_queue_tx_init(priv, &priv->txq[2], nTx, |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 4664 | IPW_TX_QUEUE_2_READ_INDEX, |
| 4665 | IPW_TX_QUEUE_2_WRITE_INDEX, |
| 4666 | IPW_TX_QUEUE_2_BD_BASE, IPW_TX_QUEUE_2_BD_SIZE); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 4667 | if (rc) { |
| 4668 | IPW_ERROR("Tx 2 queue init failed\n"); |
| 4669 | goto error; |
| 4670 | } |
| 4671 | rc = ipw_queue_tx_init(priv, &priv->txq[3], nTx, |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 4672 | IPW_TX_QUEUE_3_READ_INDEX, |
| 4673 | IPW_TX_QUEUE_3_WRITE_INDEX, |
| 4674 | IPW_TX_QUEUE_3_BD_BASE, IPW_TX_QUEUE_3_BD_SIZE); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 4675 | if (rc) { |
| 4676 | IPW_ERROR("Tx 3 queue init failed\n"); |
| 4677 | goto error; |
| 4678 | } |
| 4679 | /* statistics */ |
| 4680 | priv->rx_bufs_min = 0; |
| 4681 | priv->rx_pend_max = 0; |
| 4682 | return rc; |
| 4683 | |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 4684 | error: |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 4685 | ipw_tx_queue_free(priv); |
| 4686 | return rc; |
| 4687 | } |
| 4688 | |
| 4689 | /** |
| 4690 | * Reclaim Tx queue entries no more used by NIC. |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 4691 | * |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 4692 | * When FW adwances 'R' index, all entries between old and |
| 4693 | * new 'R' index need to be reclaimed. As result, some free space |
| 4694 | * forms. If there is enough free space (> low mark), wake Tx queue. |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 4695 | * |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 4696 | * @note Need to protect against garbage in 'R' index |
| 4697 | * @param priv |
| 4698 | * @param txq |
| 4699 | * @param qindex |
| 4700 | * @return Number of used entries remains in the queue |
| 4701 | */ |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 4702 | static int ipw_queue_tx_reclaim(struct ipw_priv *priv, |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 4703 | struct clx2_tx_queue *txq, int qindex) |
| 4704 | { |
| 4705 | u32 hw_tail; |
| 4706 | int used; |
| 4707 | struct clx2_queue *q = &txq->q; |
| 4708 | |
| 4709 | hw_tail = ipw_read32(priv, q->reg_r); |
| 4710 | if (hw_tail >= q->n_bd) { |
| 4711 | IPW_ERROR |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 4712 | ("Read index for DMA queue (%d) is out of range [0-%d)\n", |
| 4713 | hw_tail, q->n_bd); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 4714 | goto done; |
| 4715 | } |
| 4716 | for (; q->last_used != hw_tail; |
| 4717 | q->last_used = ipw_queue_inc_wrap(q->last_used, q->n_bd)) { |
| 4718 | ipw_queue_tx_free_tfd(priv, txq); |
| 4719 | priv->tx_packets++; |
| 4720 | } |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 4721 | done: |
James Ketrenos | 9ddf84f | 2005-08-16 17:07:11 -0500 | [diff] [blame] | 4722 | if ((ipw_queue_space(q) > q->low_mark) && |
| 4723 | (qindex >= 0) && |
| 4724 | (priv->status & STATUS_ASSOCIATED) && netif_running(priv->net_dev)) |
| 4725 | netif_wake_queue(priv->net_dev); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 4726 | used = q->first_empty - q->last_used; |
| 4727 | if (used < 0) |
| 4728 | used += q->n_bd; |
| 4729 | |
| 4730 | return used; |
| 4731 | } |
| 4732 | |
| 4733 | static int ipw_queue_tx_hcmd(struct ipw_priv *priv, int hcmd, void *buf, |
| 4734 | int len, int sync) |
| 4735 | { |
| 4736 | struct clx2_tx_queue *txq = &priv->txq_cmd; |
| 4737 | struct clx2_queue *q = &txq->q; |
| 4738 | struct tfd_frame *tfd; |
| 4739 | |
| 4740 | if (ipw_queue_space(q) < (sync ? 1 : 2)) { |
| 4741 | IPW_ERROR("No space for Tx\n"); |
| 4742 | return -EBUSY; |
| 4743 | } |
| 4744 | |
| 4745 | tfd = &txq->bd[q->first_empty]; |
| 4746 | txq->txb[q->first_empty] = NULL; |
| 4747 | |
| 4748 | memset(tfd, 0, sizeof(*tfd)); |
| 4749 | tfd->control_flags.message_type = TX_HOST_COMMAND_TYPE; |
| 4750 | tfd->control_flags.control_bits = TFD_NEED_IRQ_MASK; |
| 4751 | priv->hcmd_seq++; |
| 4752 | tfd->u.cmd.index = hcmd; |
| 4753 | tfd->u.cmd.length = len; |
| 4754 | memcpy(tfd->u.cmd.payload, buf, len); |
| 4755 | q->first_empty = ipw_queue_inc_wrap(q->first_empty, q->n_bd); |
| 4756 | ipw_write32(priv, q->reg_w, q->first_empty); |
| 4757 | _ipw_read32(priv, 0x90); |
| 4758 | |
| 4759 | return 0; |
| 4760 | } |
| 4761 | |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 4762 | /* |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 4763 | * Rx theory of operation |
| 4764 | * |
| 4765 | * The host allocates 32 DMA target addresses and passes the host address |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 4766 | * to the firmware at register IPW_RFDS_TABLE_LOWER + N * RFD_SIZE where N is |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 4767 | * 0 to 31 |
| 4768 | * |
| 4769 | * Rx Queue Indexes |
| 4770 | * The host/firmware share two index registers for managing the Rx buffers. |
| 4771 | * |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 4772 | * The READ index maps to the first position that the firmware may be writing |
| 4773 | * to -- the driver can read up to (but not including) this position and get |
| 4774 | * good data. |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 4775 | * The READ index is managed by the firmware once the card is enabled. |
| 4776 | * |
| 4777 | * The WRITE index maps to the last position the driver has read from -- the |
| 4778 | * position preceding WRITE is the last slot the firmware can place a packet. |
| 4779 | * |
| 4780 | * The queue is empty (no good data) if WRITE = READ - 1, and is full if |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 4781 | * WRITE = READ. |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 4782 | * |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 4783 | * During initialization the host sets up the READ queue position to the first |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 4784 | * INDEX position, and WRITE to the last (READ - 1 wrapped) |
| 4785 | * |
| 4786 | * When the firmware places a packet in a buffer it will advance the READ index |
| 4787 | * and fire the RX interrupt. The driver can then query the READ index and |
| 4788 | * process as many packets as possible, moving the WRITE index forward as it |
| 4789 | * resets the Rx queue buffers with new memory. |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 4790 | * |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 4791 | * The management in the driver is as follows: |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 4792 | * + A list of pre-allocated SKBs is stored in ipw->rxq->rx_free. When |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 4793 | * ipw->rxq->free_count drops to or below RX_LOW_WATERMARK, work is scheduled |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 4794 | * to replensish the ipw->rxq->rx_free. |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 4795 | * + In ipw_rx_queue_replenish (scheduled) if 'processed' != 'read' then the |
| 4796 | * ipw->rxq is replenished and the READ INDEX is updated (updating the |
| 4797 | * 'processed' and 'read' driver indexes as well) |
| 4798 | * + A received packet is processed and handed to the kernel network stack, |
| 4799 | * detached from the ipw->rxq. The driver 'processed' index is updated. |
| 4800 | * + The Host/Firmware ipw->rxq is replenished at tasklet time from the rx_free |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 4801 | * list. If there are no allocated buffers in ipw->rxq->rx_free, the READ |
| 4802 | * INDEX is not incremented and ipw->status(RX_STALLED) is set. If there |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 4803 | * were enough free buffers and RX_STALLED is set it is cleared. |
| 4804 | * |
| 4805 | * |
| 4806 | * Driver sequence: |
| 4807 | * |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 4808 | * ipw_rx_queue_alloc() Allocates rx_free |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 4809 | * ipw_rx_queue_replenish() Replenishes rx_free list from rx_used, and calls |
| 4810 | * ipw_rx_queue_restock |
| 4811 | * ipw_rx_queue_restock() Moves available buffers from rx_free into Rx |
| 4812 | * queue, updates firmware pointers, and updates |
| 4813 | * the WRITE index. If insufficient rx_free buffers |
| 4814 | * are available, schedules ipw_rx_queue_replenish |
| 4815 | * |
| 4816 | * -- enable interrupts -- |
| 4817 | * ISR - ipw_rx() Detach ipw_rx_mem_buffers from pool up to the |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 4818 | * READ INDEX, detaching the SKB from the pool. |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 4819 | * Moves the packet buffer from queue to rx_used. |
| 4820 | * Calls ipw_rx_queue_restock to refill any empty |
| 4821 | * slots. |
| 4822 | * ... |
| 4823 | * |
| 4824 | */ |
| 4825 | |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 4826 | /* |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 4827 | * If there are slots in the RX queue that need to be restocked, |
| 4828 | * and we have free pre-allocated buffers, fill the ranks as much |
| 4829 | * as we can pulling from rx_free. |
| 4830 | * |
| 4831 | * This moves the 'write' index forward to catch up with 'processed', and |
| 4832 | * also updates the memory address in the firmware to reference the new |
| 4833 | * target buffer. |
| 4834 | */ |
| 4835 | static void ipw_rx_queue_restock(struct ipw_priv *priv) |
| 4836 | { |
| 4837 | struct ipw_rx_queue *rxq = priv->rxq; |
| 4838 | struct list_head *element; |
| 4839 | struct ipw_rx_mem_buffer *rxb; |
| 4840 | unsigned long flags; |
| 4841 | int write; |
| 4842 | |
| 4843 | spin_lock_irqsave(&rxq->lock, flags); |
| 4844 | write = rxq->write; |
| 4845 | while ((rxq->write != rxq->processed) && (rxq->free_count)) { |
| 4846 | element = rxq->rx_free.next; |
| 4847 | rxb = list_entry(element, struct ipw_rx_mem_buffer, list); |
| 4848 | list_del(element); |
| 4849 | |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 4850 | ipw_write32(priv, IPW_RFDS_TABLE_LOWER + rxq->write * RFD_SIZE, |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 4851 | rxb->dma_addr); |
| 4852 | rxq->queue[rxq->write] = rxb; |
| 4853 | rxq->write = (rxq->write + 1) % RX_QUEUE_SIZE; |
| 4854 | rxq->free_count--; |
| 4855 | } |
| 4856 | spin_unlock_irqrestore(&rxq->lock, flags); |
| 4857 | |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 4858 | /* If the pre-allocated buffer pool is dropping low, schedule to |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 4859 | * refill it */ |
| 4860 | if (rxq->free_count <= RX_LOW_WATERMARK) |
| 4861 | queue_work(priv->workqueue, &priv->rx_replenish); |
| 4862 | |
| 4863 | /* If we've added more space for the firmware to place data, tell it */ |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 4864 | if (write != rxq->write) |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 4865 | ipw_write32(priv, IPW_RX_WRITE_INDEX, rxq->write); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 4866 | } |
| 4867 | |
| 4868 | /* |
| 4869 | * Move all used packet from rx_used to rx_free, allocating a new SKB for each. |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 4870 | * Also restock the Rx queue via ipw_rx_queue_restock. |
| 4871 | * |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 4872 | * This is called as a scheduled work item (except for during intialization) |
| 4873 | */ |
| 4874 | static void ipw_rx_queue_replenish(void *data) |
| 4875 | { |
| 4876 | struct ipw_priv *priv = data; |
| 4877 | struct ipw_rx_queue *rxq = priv->rxq; |
| 4878 | struct list_head *element; |
| 4879 | struct ipw_rx_mem_buffer *rxb; |
| 4880 | unsigned long flags; |
| 4881 | |
| 4882 | spin_lock_irqsave(&rxq->lock, flags); |
| 4883 | while (!list_empty(&rxq->rx_used)) { |
| 4884 | element = rxq->rx_used.next; |
| 4885 | rxb = list_entry(element, struct ipw_rx_mem_buffer, list); |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 4886 | rxb->skb = alloc_skb(IPW_RX_BUF_SIZE, GFP_ATOMIC); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 4887 | if (!rxb->skb) { |
| 4888 | printk(KERN_CRIT "%s: Can not allocate SKB buffers.\n", |
| 4889 | priv->net_dev->name); |
| 4890 | /* We don't reschedule replenish work here -- we will |
| 4891 | * call the restock method and if it still needs |
| 4892 | * more buffers it will schedule replenish */ |
| 4893 | break; |
| 4894 | } |
| 4895 | list_del(element); |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 4896 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 4897 | rxb->rxb = (struct ipw_rx_buffer *)rxb->skb->data; |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 4898 | rxb->dma_addr = |
| 4899 | pci_map_single(priv->pci_dev, rxb->skb->data, |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 4900 | IPW_RX_BUF_SIZE, PCI_DMA_FROMDEVICE); |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 4901 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 4902 | list_add_tail(&rxb->list, &rxq->rx_free); |
| 4903 | rxq->free_count++; |
| 4904 | } |
| 4905 | spin_unlock_irqrestore(&rxq->lock, flags); |
| 4906 | |
| 4907 | ipw_rx_queue_restock(priv); |
| 4908 | } |
| 4909 | |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 4910 | static void ipw_bg_rx_queue_replenish(void *data) |
| 4911 | { |
| 4912 | struct ipw_priv *priv = data; |
| 4913 | down(&priv->sem); |
| 4914 | ipw_rx_queue_replenish(data); |
| 4915 | up(&priv->sem); |
| 4916 | } |
| 4917 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 4918 | /* Assumes that the skb field of the buffers in 'pool' is kept accurate. |
| 4919 | * If an SKB has been detached, the POOL needs to have it's SKB set to NULL |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 4920 | * This free routine walks the list of POOL entries and if SKB is set to |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 4921 | * non NULL it is unmapped and freed |
| 4922 | */ |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 4923 | static void ipw_rx_queue_free(struct ipw_priv *priv, struct ipw_rx_queue *rxq) |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 4924 | { |
| 4925 | int i; |
| 4926 | |
| 4927 | if (!rxq) |
| 4928 | return; |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 4929 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 4930 | for (i = 0; i < RX_QUEUE_SIZE + RX_FREE_BUFFERS; i++) { |
| 4931 | if (rxq->pool[i].skb != NULL) { |
| 4932 | pci_unmap_single(priv->pci_dev, rxq->pool[i].dma_addr, |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 4933 | IPW_RX_BUF_SIZE, PCI_DMA_FROMDEVICE); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 4934 | dev_kfree_skb(rxq->pool[i].skb); |
| 4935 | } |
| 4936 | } |
| 4937 | |
| 4938 | kfree(rxq); |
| 4939 | } |
| 4940 | |
| 4941 | static struct ipw_rx_queue *ipw_rx_queue_alloc(struct ipw_priv *priv) |
| 4942 | { |
| 4943 | struct ipw_rx_queue *rxq; |
| 4944 | int i; |
| 4945 | |
| 4946 | rxq = (struct ipw_rx_queue *)kmalloc(sizeof(*rxq), GFP_KERNEL); |
Panagiotis Issaris | ad18b0e | 2005-09-05 04:14:10 +0200 | [diff] [blame] | 4947 | if (unlikely(!rxq)) { |
| 4948 | IPW_ERROR("memory allocation failed\n"); |
| 4949 | return NULL; |
| 4950 | } |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 4951 | memset(rxq, 0, sizeof(*rxq)); |
| 4952 | spin_lock_init(&rxq->lock); |
| 4953 | INIT_LIST_HEAD(&rxq->rx_free); |
| 4954 | INIT_LIST_HEAD(&rxq->rx_used); |
| 4955 | |
| 4956 | /* Fill the rx_used queue with _all_ of the Rx buffers */ |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 4957 | for (i = 0; i < RX_FREE_BUFFERS + RX_QUEUE_SIZE; i++) |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 4958 | list_add_tail(&rxq->pool[i].list, &rxq->rx_used); |
| 4959 | |
| 4960 | /* Set us so that we have processed and used all buffers, but have |
| 4961 | * not restocked the Rx queue with fresh buffers */ |
| 4962 | rxq->read = rxq->write = 0; |
| 4963 | rxq->processed = RX_QUEUE_SIZE - 1; |
| 4964 | rxq->free_count = 0; |
| 4965 | |
| 4966 | return rxq; |
| 4967 | } |
| 4968 | |
| 4969 | static int ipw_is_rate_in_mask(struct ipw_priv *priv, int ieee_mode, u8 rate) |
| 4970 | { |
| 4971 | rate &= ~IEEE80211_BASIC_RATE_MASK; |
| 4972 | if (ieee_mode == IEEE_A) { |
| 4973 | switch (rate) { |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 4974 | case IEEE80211_OFDM_RATE_6MB: |
| 4975 | return priv->rates_mask & IEEE80211_OFDM_RATE_6MB_MASK ? |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 4976 | 1 : 0; |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 4977 | case IEEE80211_OFDM_RATE_9MB: |
| 4978 | return priv->rates_mask & IEEE80211_OFDM_RATE_9MB_MASK ? |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 4979 | 1 : 0; |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 4980 | case IEEE80211_OFDM_RATE_12MB: |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 4981 | return priv-> |
| 4982 | rates_mask & IEEE80211_OFDM_RATE_12MB_MASK ? 1 : 0; |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 4983 | case IEEE80211_OFDM_RATE_18MB: |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 4984 | return priv-> |
| 4985 | rates_mask & IEEE80211_OFDM_RATE_18MB_MASK ? 1 : 0; |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 4986 | case IEEE80211_OFDM_RATE_24MB: |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 4987 | return priv-> |
| 4988 | rates_mask & IEEE80211_OFDM_RATE_24MB_MASK ? 1 : 0; |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 4989 | case IEEE80211_OFDM_RATE_36MB: |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 4990 | return priv-> |
| 4991 | rates_mask & IEEE80211_OFDM_RATE_36MB_MASK ? 1 : 0; |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 4992 | case IEEE80211_OFDM_RATE_48MB: |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 4993 | return priv-> |
| 4994 | rates_mask & IEEE80211_OFDM_RATE_48MB_MASK ? 1 : 0; |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 4995 | case IEEE80211_OFDM_RATE_54MB: |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 4996 | return priv-> |
| 4997 | rates_mask & IEEE80211_OFDM_RATE_54MB_MASK ? 1 : 0; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 4998 | default: |
| 4999 | return 0; |
| 5000 | } |
| 5001 | } |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 5002 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 5003 | /* B and G mixed */ |
| 5004 | switch (rate) { |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 5005 | case IEEE80211_CCK_RATE_1MB: |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 5006 | return priv->rates_mask & IEEE80211_CCK_RATE_1MB_MASK ? 1 : 0; |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 5007 | case IEEE80211_CCK_RATE_2MB: |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 5008 | return priv->rates_mask & IEEE80211_CCK_RATE_2MB_MASK ? 1 : 0; |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 5009 | case IEEE80211_CCK_RATE_5MB: |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 5010 | return priv->rates_mask & IEEE80211_CCK_RATE_5MB_MASK ? 1 : 0; |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 5011 | case IEEE80211_CCK_RATE_11MB: |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 5012 | return priv->rates_mask & IEEE80211_CCK_RATE_11MB_MASK ? 1 : 0; |
| 5013 | } |
| 5014 | |
| 5015 | /* If we are limited to B modulations, bail at this point */ |
| 5016 | if (ieee_mode == IEEE_B) |
| 5017 | return 0; |
| 5018 | |
| 5019 | /* G */ |
| 5020 | switch (rate) { |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 5021 | case IEEE80211_OFDM_RATE_6MB: |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 5022 | return priv->rates_mask & IEEE80211_OFDM_RATE_6MB_MASK ? 1 : 0; |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 5023 | case IEEE80211_OFDM_RATE_9MB: |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 5024 | return priv->rates_mask & IEEE80211_OFDM_RATE_9MB_MASK ? 1 : 0; |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 5025 | case IEEE80211_OFDM_RATE_12MB: |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 5026 | return priv->rates_mask & IEEE80211_OFDM_RATE_12MB_MASK ? 1 : 0; |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 5027 | case IEEE80211_OFDM_RATE_18MB: |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 5028 | return priv->rates_mask & IEEE80211_OFDM_RATE_18MB_MASK ? 1 : 0; |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 5029 | case IEEE80211_OFDM_RATE_24MB: |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 5030 | return priv->rates_mask & IEEE80211_OFDM_RATE_24MB_MASK ? 1 : 0; |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 5031 | case IEEE80211_OFDM_RATE_36MB: |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 5032 | return priv->rates_mask & IEEE80211_OFDM_RATE_36MB_MASK ? 1 : 0; |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 5033 | case IEEE80211_OFDM_RATE_48MB: |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 5034 | return priv->rates_mask & IEEE80211_OFDM_RATE_48MB_MASK ? 1 : 0; |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 5035 | case IEEE80211_OFDM_RATE_54MB: |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 5036 | return priv->rates_mask & IEEE80211_OFDM_RATE_54MB_MASK ? 1 : 0; |
| 5037 | } |
| 5038 | |
| 5039 | return 0; |
| 5040 | } |
| 5041 | |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 5042 | static int ipw_compatible_rates(struct ipw_priv *priv, |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 5043 | const struct ieee80211_network *network, |
| 5044 | struct ipw_supported_rates *rates) |
| 5045 | { |
| 5046 | int num_rates, i; |
| 5047 | |
| 5048 | memset(rates, 0, sizeof(*rates)); |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 5049 | num_rates = min(network->rates_len, (u8) IPW_MAX_RATES); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 5050 | rates->num_rates = 0; |
| 5051 | for (i = 0; i < num_rates; i++) { |
James Ketrenos | a613bff | 2005-08-24 21:43:11 -0500 | [diff] [blame] | 5052 | if (!ipw_is_rate_in_mask(priv, network->mode, |
| 5053 | network->rates[i])) { |
| 5054 | |
James Ketrenos | ea2b26e | 2005-08-24 21:25:16 -0500 | [diff] [blame] | 5055 | if (network->rates[i] & IEEE80211_BASIC_RATE_MASK) { |
James Ketrenos | a613bff | 2005-08-24 21:43:11 -0500 | [diff] [blame] | 5056 | IPW_DEBUG_SCAN("Adding masked mandatory " |
| 5057 | "rate %02X\n", |
| 5058 | network->rates[i]); |
| 5059 | rates->supported_rates[rates->num_rates++] = |
| 5060 | network->rates[i]; |
| 5061 | continue; |
James Ketrenos | ea2b26e | 2005-08-24 21:25:16 -0500 | [diff] [blame] | 5062 | } |
| 5063 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 5064 | IPW_DEBUG_SCAN("Rate %02X masked : 0x%08X\n", |
| 5065 | network->rates[i], priv->rates_mask); |
| 5066 | continue; |
| 5067 | } |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 5068 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 5069 | rates->supported_rates[rates->num_rates++] = network->rates[i]; |
| 5070 | } |
| 5071 | |
James Ketrenos | a613bff | 2005-08-24 21:43:11 -0500 | [diff] [blame] | 5072 | num_rates = min(network->rates_ex_len, |
| 5073 | (u8) (IPW_MAX_RATES - num_rates)); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 5074 | for (i = 0; i < num_rates; i++) { |
James Ketrenos | a613bff | 2005-08-24 21:43:11 -0500 | [diff] [blame] | 5075 | if (!ipw_is_rate_in_mask(priv, network->mode, |
| 5076 | network->rates_ex[i])) { |
James Ketrenos | ea2b26e | 2005-08-24 21:25:16 -0500 | [diff] [blame] | 5077 | if (network->rates_ex[i] & IEEE80211_BASIC_RATE_MASK) { |
James Ketrenos | a613bff | 2005-08-24 21:43:11 -0500 | [diff] [blame] | 5078 | IPW_DEBUG_SCAN("Adding masked mandatory " |
| 5079 | "rate %02X\n", |
| 5080 | network->rates_ex[i]); |
| 5081 | rates->supported_rates[rates->num_rates++] = |
| 5082 | network->rates[i]; |
| 5083 | continue; |
James Ketrenos | ea2b26e | 2005-08-24 21:25:16 -0500 | [diff] [blame] | 5084 | } |
| 5085 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 5086 | IPW_DEBUG_SCAN("Rate %02X masked : 0x%08X\n", |
| 5087 | network->rates_ex[i], priv->rates_mask); |
| 5088 | continue; |
| 5089 | } |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 5090 | |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 5091 | rates->supported_rates[rates->num_rates++] = |
| 5092 | network->rates_ex[i]; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 5093 | } |
| 5094 | |
James Ketrenos | ea2b26e | 2005-08-24 21:25:16 -0500 | [diff] [blame] | 5095 | return 1; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 5096 | } |
| 5097 | |
| 5098 | static inline void ipw_copy_rates(struct ipw_supported_rates *dest, |
| 5099 | const struct ipw_supported_rates *src) |
| 5100 | { |
| 5101 | u8 i; |
| 5102 | for (i = 0; i < src->num_rates; i++) |
| 5103 | dest->supported_rates[i] = src->supported_rates[i]; |
| 5104 | dest->num_rates = src->num_rates; |
| 5105 | } |
| 5106 | |
| 5107 | /* TODO: Look at sniffed packets in the air to determine if the basic rate |
| 5108 | * mask should ever be used -- right now all callers to add the scan rates are |
| 5109 | * set with the modulation = CCK, so BASIC_RATE_MASK is never set... */ |
| 5110 | static void ipw_add_cck_scan_rates(struct ipw_supported_rates *rates, |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 5111 | u8 modulation, u32 rate_mask) |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 5112 | { |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 5113 | u8 basic_mask = (IEEE80211_OFDM_MODULATION == modulation) ? |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 5114 | IEEE80211_BASIC_RATE_MASK : 0; |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 5115 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 5116 | if (rate_mask & IEEE80211_CCK_RATE_1MB_MASK) |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 5117 | rates->supported_rates[rates->num_rates++] = |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 5118 | IEEE80211_BASIC_RATE_MASK | IEEE80211_CCK_RATE_1MB; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 5119 | |
| 5120 | if (rate_mask & IEEE80211_CCK_RATE_2MB_MASK) |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 5121 | rates->supported_rates[rates->num_rates++] = |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 5122 | IEEE80211_BASIC_RATE_MASK | IEEE80211_CCK_RATE_2MB; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 5123 | |
| 5124 | if (rate_mask & IEEE80211_CCK_RATE_5MB_MASK) |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 5125 | rates->supported_rates[rates->num_rates++] = basic_mask | |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 5126 | IEEE80211_CCK_RATE_5MB; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 5127 | |
| 5128 | if (rate_mask & IEEE80211_CCK_RATE_11MB_MASK) |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 5129 | rates->supported_rates[rates->num_rates++] = basic_mask | |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 5130 | IEEE80211_CCK_RATE_11MB; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 5131 | } |
| 5132 | |
| 5133 | static void ipw_add_ofdm_scan_rates(struct ipw_supported_rates *rates, |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 5134 | u8 modulation, u32 rate_mask) |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 5135 | { |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 5136 | u8 basic_mask = (IEEE80211_OFDM_MODULATION == modulation) ? |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 5137 | IEEE80211_BASIC_RATE_MASK : 0; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 5138 | |
| 5139 | if (rate_mask & IEEE80211_OFDM_RATE_6MB_MASK) |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 5140 | rates->supported_rates[rates->num_rates++] = basic_mask | |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 5141 | IEEE80211_OFDM_RATE_6MB; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 5142 | |
| 5143 | if (rate_mask & IEEE80211_OFDM_RATE_9MB_MASK) |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 5144 | rates->supported_rates[rates->num_rates++] = |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 5145 | IEEE80211_OFDM_RATE_9MB; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 5146 | |
| 5147 | if (rate_mask & IEEE80211_OFDM_RATE_12MB_MASK) |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 5148 | rates->supported_rates[rates->num_rates++] = basic_mask | |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 5149 | IEEE80211_OFDM_RATE_12MB; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 5150 | |
| 5151 | if (rate_mask & IEEE80211_OFDM_RATE_18MB_MASK) |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 5152 | rates->supported_rates[rates->num_rates++] = |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 5153 | IEEE80211_OFDM_RATE_18MB; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 5154 | |
| 5155 | if (rate_mask & IEEE80211_OFDM_RATE_24MB_MASK) |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 5156 | rates->supported_rates[rates->num_rates++] = basic_mask | |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 5157 | IEEE80211_OFDM_RATE_24MB; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 5158 | |
| 5159 | if (rate_mask & IEEE80211_OFDM_RATE_36MB_MASK) |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 5160 | rates->supported_rates[rates->num_rates++] = |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 5161 | IEEE80211_OFDM_RATE_36MB; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 5162 | |
| 5163 | if (rate_mask & IEEE80211_OFDM_RATE_48MB_MASK) |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 5164 | rates->supported_rates[rates->num_rates++] = |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 5165 | IEEE80211_OFDM_RATE_48MB; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 5166 | |
| 5167 | if (rate_mask & IEEE80211_OFDM_RATE_54MB_MASK) |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 5168 | rates->supported_rates[rates->num_rates++] = |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 5169 | IEEE80211_OFDM_RATE_54MB; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 5170 | } |
| 5171 | |
| 5172 | struct ipw_network_match { |
| 5173 | struct ieee80211_network *network; |
| 5174 | struct ipw_supported_rates rates; |
| 5175 | }; |
| 5176 | |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 5177 | static int ipw_find_adhoc_network(struct ipw_priv *priv, |
| 5178 | struct ipw_network_match *match, |
| 5179 | struct ieee80211_network *network, |
| 5180 | int roaming) |
| 5181 | { |
| 5182 | struct ipw_supported_rates rates; |
| 5183 | |
| 5184 | /* Verify that this network's capability is compatible with the |
| 5185 | * current mode (AdHoc or Infrastructure) */ |
| 5186 | if ((priv->ieee->iw_mode == IW_MODE_ADHOC && |
| 5187 | !(network->capability & WLAN_CAPABILITY_IBSS))) { |
| 5188 | IPW_DEBUG_MERGE("Network '%s (" MAC_FMT ")' excluded due to " |
| 5189 | "capability mismatch.\n", |
| 5190 | escape_essid(network->ssid, network->ssid_len), |
| 5191 | MAC_ARG(network->bssid)); |
| 5192 | return 0; |
| 5193 | } |
| 5194 | |
| 5195 | /* If we do not have an ESSID for this AP, we can not associate with |
| 5196 | * it */ |
| 5197 | if (network->flags & NETWORK_EMPTY_ESSID) { |
| 5198 | IPW_DEBUG_MERGE("Network '%s (" MAC_FMT ")' excluded " |
| 5199 | "because of hidden ESSID.\n", |
| 5200 | escape_essid(network->ssid, network->ssid_len), |
| 5201 | MAC_ARG(network->bssid)); |
| 5202 | return 0; |
| 5203 | } |
| 5204 | |
| 5205 | if (unlikely(roaming)) { |
| 5206 | /* If we are roaming, then ensure check if this is a valid |
| 5207 | * network to try and roam to */ |
| 5208 | if ((network->ssid_len != match->network->ssid_len) || |
| 5209 | memcmp(network->ssid, match->network->ssid, |
| 5210 | network->ssid_len)) { |
| 5211 | IPW_DEBUG_MERGE("Netowrk '%s (" MAC_FMT ")' excluded " |
| 5212 | "because of non-network ESSID.\n", |
| 5213 | escape_essid(network->ssid, |
| 5214 | network->ssid_len), |
| 5215 | MAC_ARG(network->bssid)); |
| 5216 | return 0; |
| 5217 | } |
| 5218 | } else { |
| 5219 | /* If an ESSID has been configured then compare the broadcast |
| 5220 | * ESSID to ours */ |
| 5221 | if ((priv->config & CFG_STATIC_ESSID) && |
| 5222 | ((network->ssid_len != priv->essid_len) || |
| 5223 | memcmp(network->ssid, priv->essid, |
| 5224 | min(network->ssid_len, priv->essid_len)))) { |
| 5225 | char escaped[IW_ESSID_MAX_SIZE * 2 + 1]; |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 5226 | |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 5227 | strncpy(escaped, |
| 5228 | escape_essid(network->ssid, network->ssid_len), |
| 5229 | sizeof(escaped)); |
| 5230 | IPW_DEBUG_MERGE("Network '%s (" MAC_FMT ")' excluded " |
| 5231 | "because of ESSID mismatch: '%s'.\n", |
| 5232 | escaped, MAC_ARG(network->bssid), |
| 5233 | escape_essid(priv->essid, |
| 5234 | priv->essid_len)); |
| 5235 | return 0; |
| 5236 | } |
| 5237 | } |
| 5238 | |
| 5239 | /* If the old network rate is better than this one, don't bother |
| 5240 | * testing everything else. */ |
| 5241 | |
| 5242 | if (network->time_stamp[0] < match->network->time_stamp[0]) { |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 5243 | IPW_DEBUG_MERGE("Network '%s excluded because newer than " |
| 5244 | "current network.\n", |
| 5245 | escape_essid(match->network->ssid, |
| 5246 | match->network->ssid_len)); |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 5247 | return 0; |
| 5248 | } else if (network->time_stamp[1] < match->network->time_stamp[1]) { |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 5249 | IPW_DEBUG_MERGE("Network '%s excluded because newer than " |
| 5250 | "current network.\n", |
| 5251 | escape_essid(match->network->ssid, |
| 5252 | match->network->ssid_len)); |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 5253 | return 0; |
| 5254 | } |
| 5255 | |
| 5256 | /* Now go through and see if the requested network is valid... */ |
| 5257 | if (priv->ieee->scan_age != 0 && |
| 5258 | time_after(jiffies, network->last_scanned + priv->ieee->scan_age)) { |
| 5259 | IPW_DEBUG_MERGE("Network '%s (" MAC_FMT ")' excluded " |
| 5260 | "because of age: %lums.\n", |
| 5261 | escape_essid(network->ssid, network->ssid_len), |
| 5262 | MAC_ARG(network->bssid), |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 5263 | 1000 * (jiffies - network->last_scanned) / HZ); |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 5264 | return 0; |
| 5265 | } |
| 5266 | |
| 5267 | if ((priv->config & CFG_STATIC_CHANNEL) && |
| 5268 | (network->channel != priv->channel)) { |
| 5269 | IPW_DEBUG_MERGE("Network '%s (" MAC_FMT ")' excluded " |
| 5270 | "because of channel mismatch: %d != %d.\n", |
| 5271 | escape_essid(network->ssid, network->ssid_len), |
| 5272 | MAC_ARG(network->bssid), |
| 5273 | network->channel, priv->channel); |
| 5274 | return 0; |
| 5275 | } |
| 5276 | |
| 5277 | /* Verify privacy compatability */ |
| 5278 | if (((priv->capability & CAP_PRIVACY_ON) ? 1 : 0) != |
| 5279 | ((network->capability & WLAN_CAPABILITY_PRIVACY) ? 1 : 0)) { |
| 5280 | IPW_DEBUG_MERGE("Network '%s (" MAC_FMT ")' excluded " |
| 5281 | "because of privacy mismatch: %s != %s.\n", |
| 5282 | escape_essid(network->ssid, network->ssid_len), |
| 5283 | MAC_ARG(network->bssid), |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 5284 | priv-> |
| 5285 | capability & CAP_PRIVACY_ON ? "on" : "off", |
| 5286 | network-> |
| 5287 | capability & WLAN_CAPABILITY_PRIVACY ? "on" : |
| 5288 | "off"); |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 5289 | return 0; |
| 5290 | } |
| 5291 | |
| 5292 | if (!memcmp(network->bssid, priv->bssid, ETH_ALEN)) { |
| 5293 | IPW_DEBUG_MERGE("Network '%s (" MAC_FMT ")' excluded " |
| 5294 | "because of the same BSSID match: " MAC_FMT |
| 5295 | ".\n", escape_essid(network->ssid, |
| 5296 | network->ssid_len), |
| 5297 | MAC_ARG(network->bssid), MAC_ARG(priv->bssid)); |
| 5298 | return 0; |
| 5299 | } |
| 5300 | |
| 5301 | /* Filter out any incompatible freq / mode combinations */ |
| 5302 | if (!ieee80211_is_valid_mode(priv->ieee, network->mode)) { |
| 5303 | IPW_DEBUG_MERGE("Network '%s (" MAC_FMT ")' excluded " |
| 5304 | "because of invalid frequency/mode " |
| 5305 | "combination.\n", |
| 5306 | escape_essid(network->ssid, network->ssid_len), |
| 5307 | MAC_ARG(network->bssid)); |
| 5308 | return 0; |
| 5309 | } |
| 5310 | |
| 5311 | /* Ensure that the rates supported by the driver are compatible with |
| 5312 | * this AP, including verification of basic rates (mandatory) */ |
| 5313 | if (!ipw_compatible_rates(priv, network, &rates)) { |
| 5314 | IPW_DEBUG_MERGE("Network '%s (" MAC_FMT ")' excluded " |
| 5315 | "because configured rate mask excludes " |
| 5316 | "AP mandatory rate.\n", |
| 5317 | escape_essid(network->ssid, network->ssid_len), |
| 5318 | MAC_ARG(network->bssid)); |
| 5319 | return 0; |
| 5320 | } |
| 5321 | |
| 5322 | if (rates.num_rates == 0) { |
| 5323 | IPW_DEBUG_MERGE("Network '%s (" MAC_FMT ")' excluded " |
| 5324 | "because of no compatible rates.\n", |
| 5325 | escape_essid(network->ssid, network->ssid_len), |
| 5326 | MAC_ARG(network->bssid)); |
| 5327 | return 0; |
| 5328 | } |
| 5329 | |
| 5330 | /* TODO: Perform any further minimal comparititive tests. We do not |
| 5331 | * want to put too much policy logic here; intelligent scan selection |
| 5332 | * should occur within a generic IEEE 802.11 user space tool. */ |
| 5333 | |
| 5334 | /* Set up 'new' AP to this network */ |
| 5335 | ipw_copy_rates(&match->rates, &rates); |
| 5336 | match->network = network; |
| 5337 | IPW_DEBUG_MERGE("Network '%s (" MAC_FMT ")' is a viable match.\n", |
| 5338 | escape_essid(network->ssid, network->ssid_len), |
| 5339 | MAC_ARG(network->bssid)); |
| 5340 | |
| 5341 | return 1; |
| 5342 | } |
| 5343 | |
| 5344 | static void ipw_merge_adhoc_network(void *data) |
| 5345 | { |
| 5346 | struct ipw_priv *priv = data; |
| 5347 | struct ieee80211_network *network = NULL; |
| 5348 | struct ipw_network_match match = { |
| 5349 | .network = priv->assoc_network |
| 5350 | }; |
| 5351 | |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 5352 | if ((priv->status & STATUS_ASSOCIATED) && |
| 5353 | (priv->ieee->iw_mode == IW_MODE_ADHOC)) { |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 5354 | /* First pass through ROAM process -- look for a better |
| 5355 | * network */ |
| 5356 | unsigned long flags; |
| 5357 | |
| 5358 | spin_lock_irqsave(&priv->ieee->lock, flags); |
| 5359 | list_for_each_entry(network, &priv->ieee->network_list, list) { |
| 5360 | if (network != priv->assoc_network) |
| 5361 | ipw_find_adhoc_network(priv, &match, network, |
| 5362 | 1); |
| 5363 | } |
| 5364 | spin_unlock_irqrestore(&priv->ieee->lock, flags); |
| 5365 | |
| 5366 | if (match.network == priv->assoc_network) { |
| 5367 | IPW_DEBUG_MERGE("No better ADHOC in this network to " |
| 5368 | "merge to.\n"); |
| 5369 | return; |
| 5370 | } |
| 5371 | |
| 5372 | down(&priv->sem); |
| 5373 | if ((priv->ieee->iw_mode == IW_MODE_ADHOC)) { |
| 5374 | IPW_DEBUG_MERGE("remove network %s\n", |
| 5375 | escape_essid(priv->essid, |
| 5376 | priv->essid_len)); |
| 5377 | ipw_remove_current_network(priv); |
| 5378 | } |
| 5379 | |
| 5380 | ipw_disassociate(priv); |
| 5381 | priv->assoc_network = match.network; |
| 5382 | up(&priv->sem); |
| 5383 | return; |
| 5384 | } |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 5385 | } |
| 5386 | |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 5387 | static int ipw_best_network(struct ipw_priv *priv, |
| 5388 | struct ipw_network_match *match, |
| 5389 | struct ieee80211_network *network, int roaming) |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 5390 | { |
| 5391 | struct ipw_supported_rates rates; |
| 5392 | |
| 5393 | /* Verify that this network's capability is compatible with the |
| 5394 | * current mode (AdHoc or Infrastructure) */ |
| 5395 | if ((priv->ieee->iw_mode == IW_MODE_INFRA && |
Jouni Malinen | 2474385 | 2005-08-14 20:59:59 -0700 | [diff] [blame] | 5396 | !(network->capability & WLAN_CAPABILITY_ESS)) || |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 5397 | (priv->ieee->iw_mode == IW_MODE_ADHOC && |
| 5398 | !(network->capability & WLAN_CAPABILITY_IBSS))) { |
| 5399 | IPW_DEBUG_ASSOC("Network '%s (" MAC_FMT ")' excluded due to " |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 5400 | "capability mismatch.\n", |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 5401 | escape_essid(network->ssid, network->ssid_len), |
| 5402 | MAC_ARG(network->bssid)); |
| 5403 | return 0; |
| 5404 | } |
| 5405 | |
| 5406 | /* If we do not have an ESSID for this AP, we can not associate with |
| 5407 | * it */ |
| 5408 | if (network->flags & NETWORK_EMPTY_ESSID) { |
| 5409 | IPW_DEBUG_ASSOC("Network '%s (" MAC_FMT ")' excluded " |
| 5410 | "because of hidden ESSID.\n", |
| 5411 | escape_essid(network->ssid, network->ssid_len), |
| 5412 | MAC_ARG(network->bssid)); |
| 5413 | return 0; |
| 5414 | } |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 5415 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 5416 | if (unlikely(roaming)) { |
| 5417 | /* If we are roaming, then ensure check if this is a valid |
| 5418 | * network to try and roam to */ |
| 5419 | if ((network->ssid_len != match->network->ssid_len) || |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 5420 | memcmp(network->ssid, match->network->ssid, |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 5421 | network->ssid_len)) { |
| 5422 | IPW_DEBUG_ASSOC("Netowrk '%s (" MAC_FMT ")' excluded " |
| 5423 | "because of non-network ESSID.\n", |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 5424 | escape_essid(network->ssid, |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 5425 | network->ssid_len), |
| 5426 | MAC_ARG(network->bssid)); |
| 5427 | return 0; |
| 5428 | } |
| 5429 | } else { |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 5430 | /* If an ESSID has been configured then compare the broadcast |
| 5431 | * ESSID to ours */ |
| 5432 | if ((priv->config & CFG_STATIC_ESSID) && |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 5433 | ((network->ssid_len != priv->essid_len) || |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 5434 | memcmp(network->ssid, priv->essid, |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 5435 | min(network->ssid_len, priv->essid_len)))) { |
| 5436 | char escaped[IW_ESSID_MAX_SIZE * 2 + 1]; |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 5437 | strncpy(escaped, |
| 5438 | escape_essid(network->ssid, network->ssid_len), |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 5439 | sizeof(escaped)); |
| 5440 | IPW_DEBUG_ASSOC("Network '%s (" MAC_FMT ")' excluded " |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 5441 | "because of ESSID mismatch: '%s'.\n", |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 5442 | escaped, MAC_ARG(network->bssid), |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 5443 | escape_essid(priv->essid, |
| 5444 | priv->essid_len)); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 5445 | return 0; |
| 5446 | } |
| 5447 | } |
| 5448 | |
| 5449 | /* If the old network rate is better than this one, don't bother |
| 5450 | * testing everything else. */ |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 5451 | if (match->network && match->network->stats.rssi > network->stats.rssi) { |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 5452 | char escaped[IW_ESSID_MAX_SIZE * 2 + 1]; |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 5453 | strncpy(escaped, |
| 5454 | escape_essid(network->ssid, network->ssid_len), |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 5455 | sizeof(escaped)); |
| 5456 | IPW_DEBUG_ASSOC("Network '%s (" MAC_FMT ")' excluded because " |
| 5457 | "'%s (" MAC_FMT ")' has a stronger signal.\n", |
| 5458 | escaped, MAC_ARG(network->bssid), |
| 5459 | escape_essid(match->network->ssid, |
| 5460 | match->network->ssid_len), |
| 5461 | MAC_ARG(match->network->bssid)); |
| 5462 | return 0; |
| 5463 | } |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 5464 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 5465 | /* If this network has already had an association attempt within the |
| 5466 | * last 3 seconds, do not try and associate again... */ |
| 5467 | if (network->last_associate && |
James Ketrenos | ea2b26e | 2005-08-24 21:25:16 -0500 | [diff] [blame] | 5468 | time_after(network->last_associate + (HZ * 3UL), jiffies)) { |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 5469 | IPW_DEBUG_ASSOC("Network '%s (" MAC_FMT ")' excluded " |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 5470 | "because of storming (%lus since last " |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 5471 | "assoc attempt).\n", |
| 5472 | escape_essid(network->ssid, network->ssid_len), |
| 5473 | MAC_ARG(network->bssid), |
| 5474 | (jiffies - network->last_associate) / HZ); |
| 5475 | return 0; |
| 5476 | } |
| 5477 | |
| 5478 | /* Now go through and see if the requested network is valid... */ |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 5479 | if (priv->ieee->scan_age != 0 && |
James Ketrenos | ea2b26e | 2005-08-24 21:25:16 -0500 | [diff] [blame] | 5480 | time_after(jiffies, network->last_scanned + priv->ieee->scan_age)) { |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 5481 | IPW_DEBUG_ASSOC("Network '%s (" MAC_FMT ")' excluded " |
| 5482 | "because of age: %lums.\n", |
| 5483 | escape_essid(network->ssid, network->ssid_len), |
| 5484 | MAC_ARG(network->bssid), |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 5485 | 1000 * (jiffies - network->last_scanned) / HZ); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 5486 | return 0; |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 5487 | } |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 5488 | |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 5489 | if ((priv->config & CFG_STATIC_CHANNEL) && |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 5490 | (network->channel != priv->channel)) { |
| 5491 | IPW_DEBUG_ASSOC("Network '%s (" MAC_FMT ")' excluded " |
| 5492 | "because of channel mismatch: %d != %d.\n", |
| 5493 | escape_essid(network->ssid, network->ssid_len), |
| 5494 | MAC_ARG(network->bssid), |
| 5495 | network->channel, priv->channel); |
| 5496 | return 0; |
| 5497 | } |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 5498 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 5499 | /* Verify privacy compatability */ |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 5500 | if (((priv->capability & CAP_PRIVACY_ON) ? 1 : 0) != |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 5501 | ((network->capability & WLAN_CAPABILITY_PRIVACY) ? 1 : 0)) { |
| 5502 | IPW_DEBUG_ASSOC("Network '%s (" MAC_FMT ")' excluded " |
| 5503 | "because of privacy mismatch: %s != %s.\n", |
| 5504 | escape_essid(network->ssid, network->ssid_len), |
| 5505 | MAC_ARG(network->bssid), |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 5506 | priv->capability & CAP_PRIVACY_ON ? "on" : |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 5507 | "off", |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 5508 | network->capability & |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 5509 | WLAN_CAPABILITY_PRIVACY ? "on" : "off"); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 5510 | return 0; |
| 5511 | } |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 5512 | |
| 5513 | if ((priv->config & CFG_STATIC_BSSID) && |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 5514 | memcmp(network->bssid, priv->bssid, ETH_ALEN)) { |
| 5515 | IPW_DEBUG_ASSOC("Network '%s (" MAC_FMT ")' excluded " |
| 5516 | "because of BSSID mismatch: " MAC_FMT ".\n", |
| 5517 | escape_essid(network->ssid, network->ssid_len), |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 5518 | MAC_ARG(network->bssid), MAC_ARG(priv->bssid)); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 5519 | return 0; |
| 5520 | } |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 5521 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 5522 | /* Filter out any incompatible freq / mode combinations */ |
| 5523 | if (!ieee80211_is_valid_mode(priv->ieee, network->mode)) { |
| 5524 | IPW_DEBUG_ASSOC("Network '%s (" MAC_FMT ")' excluded " |
| 5525 | "because of invalid frequency/mode " |
| 5526 | "combination.\n", |
| 5527 | escape_essid(network->ssid, network->ssid_len), |
| 5528 | MAC_ARG(network->bssid)); |
| 5529 | return 0; |
| 5530 | } |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 5531 | |
Liu Hong | 1fe0adb | 2005-08-19 09:33:10 -0500 | [diff] [blame] | 5532 | /* Filter out invalid channel in current GEO */ |
| 5533 | if (!ipw_is_valid_channel(priv->ieee, network->channel)) { |
| 5534 | IPW_DEBUG_ASSOC("Network '%s (" MAC_FMT ")' excluded " |
| 5535 | "because of invalid channel in current GEO\n", |
| 5536 | escape_essid(network->ssid, network->ssid_len), |
| 5537 | MAC_ARG(network->bssid)); |
| 5538 | return 0; |
| 5539 | } |
| 5540 | |
James Ketrenos | ea2b26e | 2005-08-24 21:25:16 -0500 | [diff] [blame] | 5541 | /* Ensure that the rates supported by the driver are compatible with |
| 5542 | * this AP, including verification of basic rates (mandatory) */ |
| 5543 | if (!ipw_compatible_rates(priv, network, &rates)) { |
| 5544 | IPW_DEBUG_ASSOC("Network '%s (" MAC_FMT ")' excluded " |
| 5545 | "because configured rate mask excludes " |
| 5546 | "AP mandatory rate.\n", |
| 5547 | escape_essid(network->ssid, network->ssid_len), |
| 5548 | MAC_ARG(network->bssid)); |
| 5549 | return 0; |
| 5550 | } |
| 5551 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 5552 | if (rates.num_rates == 0) { |
| 5553 | IPW_DEBUG_ASSOC("Network '%s (" MAC_FMT ")' excluded " |
| 5554 | "because of no compatible rates.\n", |
| 5555 | escape_essid(network->ssid, network->ssid_len), |
| 5556 | MAC_ARG(network->bssid)); |
| 5557 | return 0; |
| 5558 | } |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 5559 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 5560 | /* TODO: Perform any further minimal comparititive tests. We do not |
| 5561 | * want to put too much policy logic here; intelligent scan selection |
| 5562 | * should occur within a generic IEEE 802.11 user space tool. */ |
| 5563 | |
| 5564 | /* Set up 'new' AP to this network */ |
| 5565 | ipw_copy_rates(&match->rates, &rates); |
| 5566 | match->network = network; |
| 5567 | |
| 5568 | IPW_DEBUG_ASSOC("Network '%s (" MAC_FMT ")' is a viable match.\n", |
| 5569 | escape_essid(network->ssid, network->ssid_len), |
| 5570 | MAC_ARG(network->bssid)); |
| 5571 | |
| 5572 | return 1; |
| 5573 | } |
| 5574 | |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 5575 | static void ipw_adhoc_create(struct ipw_priv *priv, |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 5576 | struct ieee80211_network *network) |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 5577 | { |
Liu Hong | 1fe0adb | 2005-08-19 09:33:10 -0500 | [diff] [blame] | 5578 | const struct ieee80211_geo *geo = ipw_get_geo(priv->ieee); |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 5579 | int i; |
| 5580 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 5581 | /* |
| 5582 | * For the purposes of scanning, we can set our wireless mode |
| 5583 | * to trigger scans across combinations of bands, but when it |
| 5584 | * comes to creating a new ad-hoc network, we have tell the FW |
| 5585 | * exactly which band to use. |
| 5586 | * |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 5587 | * We also have the possibility of an invalid channel for the |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 5588 | * chossen band. Attempting to create a new ad-hoc network |
| 5589 | * with an invalid channel for wireless mode will trigger a |
| 5590 | * FW fatal error. |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 5591 | * |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 5592 | */ |
Liu Hong | 1fe0adb | 2005-08-19 09:33:10 -0500 | [diff] [blame] | 5593 | switch (ipw_is_valid_channel(priv->ieee, priv->channel)) { |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 5594 | case IEEE80211_52GHZ_BAND: |
| 5595 | network->mode = IEEE_A; |
Liu Hong | 1fe0adb | 2005-08-19 09:33:10 -0500 | [diff] [blame] | 5596 | i = ipw_channel_to_index(priv->ieee, priv->channel); |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 5597 | if (i == -1) |
| 5598 | BUG(); |
| 5599 | if (geo->a[i].flags & IEEE80211_CH_PASSIVE_ONLY) { |
| 5600 | IPW_WARNING("Overriding invalid channel\n"); |
| 5601 | priv->channel = geo->a[0].channel; |
| 5602 | } |
| 5603 | break; |
| 5604 | |
| 5605 | case IEEE80211_24GHZ_BAND: |
| 5606 | if (priv->ieee->mode & IEEE_G) |
| 5607 | network->mode = IEEE_G; |
| 5608 | else |
| 5609 | network->mode = IEEE_B; |
Liu Hong | 1fe0adb | 2005-08-19 09:33:10 -0500 | [diff] [blame] | 5610 | i = ipw_channel_to_index(priv->ieee, priv->channel); |
| 5611 | if (i == -1) |
| 5612 | BUG(); |
| 5613 | if (geo->bg[i].flags & IEEE80211_CH_PASSIVE_ONLY) { |
| 5614 | IPW_WARNING("Overriding invalid channel\n"); |
| 5615 | priv->channel = geo->bg[0].channel; |
| 5616 | } |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 5617 | break; |
| 5618 | |
| 5619 | default: |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 5620 | IPW_WARNING("Overriding invalid channel\n"); |
| 5621 | if (priv->ieee->mode & IEEE_A) { |
| 5622 | network->mode = IEEE_A; |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 5623 | priv->channel = geo->a[0].channel; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 5624 | } else if (priv->ieee->mode & IEEE_G) { |
| 5625 | network->mode = IEEE_G; |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 5626 | priv->channel = geo->bg[0].channel; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 5627 | } else { |
| 5628 | network->mode = IEEE_B; |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 5629 | priv->channel = geo->bg[0].channel; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 5630 | } |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 5631 | break; |
| 5632 | } |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 5633 | |
| 5634 | network->channel = priv->channel; |
| 5635 | priv->config |= CFG_ADHOC_PERSIST; |
| 5636 | ipw_create_bssid(priv, network->bssid); |
| 5637 | network->ssid_len = priv->essid_len; |
| 5638 | memcpy(network->ssid, priv->essid, priv->essid_len); |
| 5639 | memset(&network->stats, 0, sizeof(network->stats)); |
| 5640 | network->capability = WLAN_CAPABILITY_IBSS; |
James Ketrenos | ea2b26e | 2005-08-24 21:25:16 -0500 | [diff] [blame] | 5641 | if (!(priv->config & CFG_PREAMBLE_LONG)) |
| 5642 | network->capability |= WLAN_CAPABILITY_SHORT_PREAMBLE; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 5643 | if (priv->capability & CAP_PRIVACY_ON) |
| 5644 | network->capability |= WLAN_CAPABILITY_PRIVACY; |
| 5645 | network->rates_len = min(priv->rates.num_rates, MAX_RATES_LENGTH); |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 5646 | memcpy(network->rates, priv->rates.supported_rates, network->rates_len); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 5647 | network->rates_ex_len = priv->rates.num_rates - network->rates_len; |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 5648 | memcpy(network->rates_ex, |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 5649 | &priv->rates.supported_rates[network->rates_len], |
| 5650 | network->rates_ex_len); |
| 5651 | network->last_scanned = 0; |
| 5652 | network->flags = 0; |
| 5653 | network->last_associate = 0; |
| 5654 | network->time_stamp[0] = 0; |
| 5655 | network->time_stamp[1] = 0; |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 5656 | network->beacon_interval = 100; /* Default */ |
| 5657 | network->listen_interval = 10; /* Default */ |
| 5658 | network->atim_window = 0; /* Default */ |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 5659 | network->wpa_ie_len = 0; |
| 5660 | network->rsn_ie_len = 0; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 5661 | } |
| 5662 | |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 5663 | static void ipw_send_tgi_tx_key(struct ipw_priv *priv, int type, int index) |
| 5664 | { |
| 5665 | struct ipw_tgi_tx_key *key; |
| 5666 | struct host_cmd cmd = { |
| 5667 | .cmd = IPW_CMD_TGI_TX_KEY, |
| 5668 | .len = sizeof(*key) |
| 5669 | }; |
| 5670 | |
| 5671 | if (!(priv->ieee->sec.flags & (1 << index))) |
| 5672 | return; |
| 5673 | |
| 5674 | key = (struct ipw_tgi_tx_key *)&cmd.param; |
| 5675 | key->key_id = index; |
| 5676 | memcpy(key->key, priv->ieee->sec.keys[index], SCM_TEMPORAL_KEY_LENGTH); |
| 5677 | key->security_type = type; |
| 5678 | key->station_index = 0; /* always 0 for BSS */ |
| 5679 | key->flags = 0; |
| 5680 | /* 0 for new key; previous value of counter (after fatal error) */ |
| 5681 | key->tx_counter[0] = 0; |
| 5682 | key->tx_counter[1] = 0; |
| 5683 | |
James Ketrenos | 9ddf84f | 2005-08-16 17:07:11 -0500 | [diff] [blame] | 5684 | ipw_send_cmd(priv, &cmd); |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 5685 | } |
| 5686 | |
| 5687 | static void ipw_send_wep_keys(struct ipw_priv *priv, int type) |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 5688 | { |
| 5689 | struct ipw_wep_key *key; |
| 5690 | int i; |
| 5691 | struct host_cmd cmd = { |
| 5692 | .cmd = IPW_CMD_WEP_KEY, |
| 5693 | .len = sizeof(*key) |
| 5694 | }; |
| 5695 | |
| 5696 | key = (struct ipw_wep_key *)&cmd.param; |
| 5697 | key->cmd_id = DINO_CMD_WEP_KEY; |
| 5698 | key->seq_num = 0; |
| 5699 | |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 5700 | /* Note: AES keys cannot be set for multiple times. |
| 5701 | * Only set it at the first time. */ |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 5702 | for (i = 0; i < 4; i++) { |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 5703 | key->key_index = i | type; |
| 5704 | if (!(priv->ieee->sec.flags & (1 << i))) { |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 5705 | key->key_size = 0; |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 5706 | continue; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 5707 | } |
| 5708 | |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 5709 | key->key_size = priv->ieee->sec.key_sizes[i]; |
| 5710 | memcpy(key->key, priv->ieee->sec.keys[i], key->key_size); |
| 5711 | |
James Ketrenos | 9ddf84f | 2005-08-16 17:07:11 -0500 | [diff] [blame] | 5712 | ipw_send_cmd(priv, &cmd); |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 5713 | } |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 5714 | } |
| 5715 | |
Zhu Yi | 1fbfea5 | 2005-08-05 17:22:56 +0800 | [diff] [blame] | 5716 | static void ipw_set_hw_decrypt_unicast(struct ipw_priv *priv, int level) |
| 5717 | { |
| 5718 | if (priv->ieee->host_encrypt) |
| 5719 | return; |
| 5720 | |
| 5721 | switch (level) { |
| 5722 | case SEC_LEVEL_3: |
| 5723 | priv->sys_config.disable_unicast_decryption = 0; |
| 5724 | priv->ieee->host_decrypt = 0; |
| 5725 | break; |
| 5726 | case SEC_LEVEL_2: |
| 5727 | priv->sys_config.disable_unicast_decryption = 1; |
| 5728 | priv->ieee->host_decrypt = 1; |
| 5729 | break; |
| 5730 | case SEC_LEVEL_1: |
| 5731 | priv->sys_config.disable_unicast_decryption = 0; |
| 5732 | priv->ieee->host_decrypt = 0; |
| 5733 | break; |
| 5734 | case SEC_LEVEL_0: |
| 5735 | priv->sys_config.disable_unicast_decryption = 1; |
| 5736 | break; |
| 5737 | default: |
| 5738 | break; |
| 5739 | } |
| 5740 | } |
| 5741 | |
| 5742 | static void ipw_set_hw_decrypt_multicast(struct ipw_priv *priv, int level) |
| 5743 | { |
| 5744 | if (priv->ieee->host_encrypt) |
| 5745 | return; |
| 5746 | |
| 5747 | switch (level) { |
| 5748 | case SEC_LEVEL_3: |
| 5749 | priv->sys_config.disable_multicast_decryption = 0; |
| 5750 | break; |
| 5751 | case SEC_LEVEL_2: |
| 5752 | priv->sys_config.disable_multicast_decryption = 1; |
| 5753 | break; |
| 5754 | case SEC_LEVEL_1: |
| 5755 | priv->sys_config.disable_multicast_decryption = 0; |
| 5756 | break; |
| 5757 | case SEC_LEVEL_0: |
| 5758 | priv->sys_config.disable_multicast_decryption = 1; |
| 5759 | break; |
| 5760 | default: |
| 5761 | break; |
| 5762 | } |
| 5763 | } |
| 5764 | |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 5765 | static void ipw_set_hwcrypto_keys(struct ipw_priv *priv) |
| 5766 | { |
| 5767 | switch (priv->ieee->sec.level) { |
| 5768 | case SEC_LEVEL_3: |
Zhu Yi | d8bad6d | 2005-07-13 12:25:38 -0500 | [diff] [blame] | 5769 | if (priv->ieee->sec.flags & SEC_ACTIVE_KEY) |
| 5770 | ipw_send_tgi_tx_key(priv, |
| 5771 | DCT_FLAG_EXT_SECURITY_CCM, |
| 5772 | priv->ieee->sec.active_key); |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 5773 | |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 5774 | ipw_send_wep_keys(priv, DCW_WEP_KEY_SEC_TYPE_CCM); |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 5775 | break; |
| 5776 | case SEC_LEVEL_2: |
Zhu Yi | d8bad6d | 2005-07-13 12:25:38 -0500 | [diff] [blame] | 5777 | if (priv->ieee->sec.flags & SEC_ACTIVE_KEY) |
| 5778 | ipw_send_tgi_tx_key(priv, |
| 5779 | DCT_FLAG_EXT_SECURITY_TKIP, |
| 5780 | priv->ieee->sec.active_key); |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 5781 | break; |
| 5782 | case SEC_LEVEL_1: |
| 5783 | ipw_send_wep_keys(priv, DCW_WEP_KEY_SEC_TYPE_WEP); |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 5784 | break; |
| 5785 | case SEC_LEVEL_0: |
| 5786 | default: |
| 5787 | break; |
| 5788 | } |
Zhu Yi | 1fbfea5 | 2005-08-05 17:22:56 +0800 | [diff] [blame] | 5789 | |
| 5790 | ipw_set_hw_decrypt_unicast(priv, priv->ieee->sec.level); |
| 5791 | ipw_set_hw_decrypt_multicast(priv, priv->ieee->sec.level); |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 5792 | } |
| 5793 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 5794 | static void ipw_adhoc_check(void *data) |
| 5795 | { |
| 5796 | struct ipw_priv *priv = data; |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 5797 | |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 5798 | if (priv->missed_adhoc_beacons++ > priv->disassociate_threshold && |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 5799 | !(priv->config & CFG_ADHOC_PERSIST)) { |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 5800 | IPW_DEBUG(IPW_DL_INFO | IPW_DL_NOTIF | |
| 5801 | IPW_DL_STATE | IPW_DL_ASSOC, |
| 5802 | "Missed beacon: %d - disassociate\n", |
| 5803 | priv->missed_adhoc_beacons); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 5804 | ipw_remove_current_network(priv); |
| 5805 | ipw_disassociate(priv); |
| 5806 | return; |
| 5807 | } |
| 5808 | |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 5809 | queue_delayed_work(priv->workqueue, &priv->adhoc_check, |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 5810 | priv->assoc_request.beacon_interval); |
| 5811 | } |
| 5812 | |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 5813 | static void ipw_bg_adhoc_check(void *data) |
| 5814 | { |
| 5815 | struct ipw_priv *priv = data; |
| 5816 | down(&priv->sem); |
| 5817 | ipw_adhoc_check(data); |
| 5818 | up(&priv->sem); |
| 5819 | } |
| 5820 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 5821 | #ifdef CONFIG_IPW_DEBUG |
| 5822 | static void ipw_debug_config(struct ipw_priv *priv) |
| 5823 | { |
| 5824 | IPW_DEBUG_INFO("Scan completed, no valid APs matched " |
| 5825 | "[CFG 0x%08X]\n", priv->config); |
| 5826 | if (priv->config & CFG_STATIC_CHANNEL) |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 5827 | IPW_DEBUG_INFO("Channel locked to %d\n", priv->channel); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 5828 | else |
| 5829 | IPW_DEBUG_INFO("Channel unlocked.\n"); |
| 5830 | if (priv->config & CFG_STATIC_ESSID) |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 5831 | IPW_DEBUG_INFO("ESSID locked to '%s'\n", |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 5832 | escape_essid(priv->essid, priv->essid_len)); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 5833 | else |
| 5834 | IPW_DEBUG_INFO("ESSID unlocked.\n"); |
| 5835 | if (priv->config & CFG_STATIC_BSSID) |
James Ketrenos | ea2b26e | 2005-08-24 21:25:16 -0500 | [diff] [blame] | 5836 | IPW_DEBUG_INFO("BSSID locked to " MAC_FMT "\n", |
| 5837 | MAC_ARG(priv->bssid)); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 5838 | else |
| 5839 | IPW_DEBUG_INFO("BSSID unlocked.\n"); |
| 5840 | if (priv->capability & CAP_PRIVACY_ON) |
| 5841 | IPW_DEBUG_INFO("PRIVACY on\n"); |
| 5842 | else |
| 5843 | IPW_DEBUG_INFO("PRIVACY off\n"); |
| 5844 | IPW_DEBUG_INFO("RATE MASK: 0x%08X\n", priv->rates_mask); |
| 5845 | } |
| 5846 | #else |
Jiri Benc | 8d45ff7 | 2005-08-25 20:09:39 -0400 | [diff] [blame] | 5847 | #define ipw_debug_config(x) do {} while (0) |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 5848 | #endif |
| 5849 | |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 5850 | static inline void ipw_set_fixed_rate(struct ipw_priv *priv, int mode) |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 5851 | { |
| 5852 | /* TODO: Verify that this works... */ |
| 5853 | struct ipw_fixed_rate fr = { |
| 5854 | .tx_rates = priv->rates_mask |
| 5855 | }; |
| 5856 | u32 reg; |
| 5857 | u16 mask = 0; |
| 5858 | |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 5859 | /* Identify 'current FW band' and match it with the fixed |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 5860 | * Tx rates */ |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 5861 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 5862 | switch (priv->ieee->freq_band) { |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 5863 | case IEEE80211_52GHZ_BAND: /* A only */ |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 5864 | /* IEEE_A */ |
| 5865 | if (priv->rates_mask & ~IEEE80211_OFDM_RATES_MASK) { |
| 5866 | /* Invalid fixed rate mask */ |
James Ketrenos | ea2b26e | 2005-08-24 21:25:16 -0500 | [diff] [blame] | 5867 | IPW_DEBUG_WX |
| 5868 | ("invalid fixed rate mask in ipw_set_fixed_rate\n"); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 5869 | fr.tx_rates = 0; |
| 5870 | break; |
| 5871 | } |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 5872 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 5873 | fr.tx_rates >>= IEEE80211_OFDM_SHIFT_MASK_A; |
| 5874 | break; |
| 5875 | |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 5876 | default: /* 2.4Ghz or Mixed */ |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 5877 | /* IEEE_B */ |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 5878 | if (mode == IEEE_B) { |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 5879 | if (fr.tx_rates & ~IEEE80211_CCK_RATES_MASK) { |
| 5880 | /* Invalid fixed rate mask */ |
James Ketrenos | ea2b26e | 2005-08-24 21:25:16 -0500 | [diff] [blame] | 5881 | IPW_DEBUG_WX |
| 5882 | ("invalid fixed rate mask in ipw_set_fixed_rate\n"); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 5883 | fr.tx_rates = 0; |
| 5884 | } |
| 5885 | break; |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 5886 | } |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 5887 | |
| 5888 | /* IEEE_G */ |
| 5889 | if (fr.tx_rates & ~(IEEE80211_CCK_RATES_MASK | |
| 5890 | IEEE80211_OFDM_RATES_MASK)) { |
| 5891 | /* Invalid fixed rate mask */ |
James Ketrenos | ea2b26e | 2005-08-24 21:25:16 -0500 | [diff] [blame] | 5892 | IPW_DEBUG_WX |
| 5893 | ("invalid fixed rate mask in ipw_set_fixed_rate\n"); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 5894 | fr.tx_rates = 0; |
| 5895 | break; |
| 5896 | } |
| 5897 | |
| 5898 | if (IEEE80211_OFDM_RATE_6MB_MASK & fr.tx_rates) { |
| 5899 | mask |= (IEEE80211_OFDM_RATE_6MB_MASK >> 1); |
| 5900 | fr.tx_rates &= ~IEEE80211_OFDM_RATE_6MB_MASK; |
| 5901 | } |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 5902 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 5903 | if (IEEE80211_OFDM_RATE_9MB_MASK & fr.tx_rates) { |
| 5904 | mask |= (IEEE80211_OFDM_RATE_9MB_MASK >> 1); |
| 5905 | fr.tx_rates &= ~IEEE80211_OFDM_RATE_9MB_MASK; |
| 5906 | } |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 5907 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 5908 | if (IEEE80211_OFDM_RATE_12MB_MASK & fr.tx_rates) { |
| 5909 | mask |= (IEEE80211_OFDM_RATE_12MB_MASK >> 1); |
| 5910 | fr.tx_rates &= ~IEEE80211_OFDM_RATE_12MB_MASK; |
| 5911 | } |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 5912 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 5913 | fr.tx_rates |= mask; |
| 5914 | break; |
| 5915 | } |
| 5916 | |
| 5917 | reg = ipw_read32(priv, IPW_MEM_FIXED_OVERRIDE); |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 5918 | ipw_write_reg32(priv, reg, *(u32 *) & fr); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 5919 | } |
| 5920 | |
James Ketrenos | ea2b26e | 2005-08-24 21:25:16 -0500 | [diff] [blame] | 5921 | static void ipw_abort_scan(struct ipw_priv *priv) |
| 5922 | { |
| 5923 | int err; |
| 5924 | |
| 5925 | if (priv->status & STATUS_SCAN_ABORTING) { |
| 5926 | IPW_DEBUG_HC("Ignoring concurrent scan abort request.\n"); |
| 5927 | return; |
| 5928 | } |
| 5929 | priv->status |= STATUS_SCAN_ABORTING; |
| 5930 | |
| 5931 | err = ipw_send_scan_abort(priv); |
| 5932 | if (err) |
| 5933 | IPW_DEBUG_HC("Request to abort scan failed.\n"); |
| 5934 | } |
| 5935 | |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 5936 | static void ipw_add_scan_channels(struct ipw_priv *priv, |
| 5937 | struct ipw_scan_request_ext *scan, |
| 5938 | int scan_type) |
| 5939 | { |
| 5940 | int channel_index = 0; |
| 5941 | const struct ieee80211_geo *geo; |
| 5942 | int i; |
| 5943 | |
Liu Hong | 1fe0adb | 2005-08-19 09:33:10 -0500 | [diff] [blame] | 5944 | geo = ipw_get_geo(priv->ieee); |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 5945 | |
| 5946 | if (priv->ieee->freq_band & IEEE80211_52GHZ_BAND) { |
| 5947 | int start = channel_index; |
| 5948 | for (i = 0; i < geo->a_channels; i++) { |
| 5949 | if ((priv->status & STATUS_ASSOCIATED) && |
| 5950 | geo->a[i].channel == priv->channel) |
| 5951 | continue; |
| 5952 | channel_index++; |
| 5953 | scan->channels_list[channel_index] = geo->a[i].channel; |
Liu Hong | 1fe0adb | 2005-08-19 09:33:10 -0500 | [diff] [blame] | 5954 | ipw_set_scan_type(scan, channel_index, |
| 5955 | geo->a[i]. |
| 5956 | flags & IEEE80211_CH_PASSIVE_ONLY ? |
| 5957 | IPW_SCAN_PASSIVE_FULL_DWELL_SCAN : |
| 5958 | scan_type); |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 5959 | } |
| 5960 | |
| 5961 | if (start != channel_index) { |
| 5962 | scan->channels_list[start] = (u8) (IPW_A_MODE << 6) | |
| 5963 | (channel_index - start); |
| 5964 | channel_index++; |
| 5965 | } |
| 5966 | } |
| 5967 | |
| 5968 | if (priv->ieee->freq_band & IEEE80211_24GHZ_BAND) { |
| 5969 | int start = channel_index; |
| 5970 | if (priv->config & CFG_SPEED_SCAN) { |
Liu Hong | 1fe0adb | 2005-08-19 09:33:10 -0500 | [diff] [blame] | 5971 | int index; |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 5972 | u8 channels[IEEE80211_24GHZ_CHANNELS] = { |
| 5973 | /* nop out the list */ |
| 5974 | [0] = 0 |
| 5975 | }; |
| 5976 | |
| 5977 | u8 channel; |
| 5978 | while (channel_index < IPW_SCAN_CHANNELS) { |
| 5979 | channel = |
| 5980 | priv->speed_scan[priv->speed_scan_pos]; |
| 5981 | if (channel == 0) { |
| 5982 | priv->speed_scan_pos = 0; |
| 5983 | channel = priv->speed_scan[0]; |
| 5984 | } |
| 5985 | if ((priv->status & STATUS_ASSOCIATED) && |
| 5986 | channel == priv->channel) { |
| 5987 | priv->speed_scan_pos++; |
| 5988 | continue; |
| 5989 | } |
| 5990 | |
| 5991 | /* If this channel has already been |
| 5992 | * added in scan, break from loop |
| 5993 | * and this will be the first channel |
| 5994 | * in the next scan. |
| 5995 | */ |
| 5996 | if (channels[channel - 1] != 0) |
| 5997 | break; |
| 5998 | |
| 5999 | channels[channel - 1] = 1; |
| 6000 | priv->speed_scan_pos++; |
| 6001 | channel_index++; |
| 6002 | scan->channels_list[channel_index] = channel; |
Liu Hong | 1fe0adb | 2005-08-19 09:33:10 -0500 | [diff] [blame] | 6003 | index = |
| 6004 | ipw_channel_to_index(priv->ieee, channel); |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 6005 | ipw_set_scan_type(scan, channel_index, |
Liu Hong | 1fe0adb | 2005-08-19 09:33:10 -0500 | [diff] [blame] | 6006 | geo->bg[index]. |
| 6007 | flags & |
| 6008 | IEEE80211_CH_PASSIVE_ONLY ? |
| 6009 | IPW_SCAN_PASSIVE_FULL_DWELL_SCAN |
| 6010 | : scan_type); |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 6011 | } |
| 6012 | } else { |
| 6013 | for (i = 0; i < geo->bg_channels; i++) { |
| 6014 | if ((priv->status & STATUS_ASSOCIATED) && |
| 6015 | geo->bg[i].channel == priv->channel) |
| 6016 | continue; |
| 6017 | channel_index++; |
| 6018 | scan->channels_list[channel_index] = |
| 6019 | geo->bg[i].channel; |
| 6020 | ipw_set_scan_type(scan, channel_index, |
Liu Hong | 1fe0adb | 2005-08-19 09:33:10 -0500 | [diff] [blame] | 6021 | geo->bg[i]. |
| 6022 | flags & |
| 6023 | IEEE80211_CH_PASSIVE_ONLY ? |
| 6024 | IPW_SCAN_PASSIVE_FULL_DWELL_SCAN |
| 6025 | : scan_type); |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 6026 | } |
| 6027 | } |
| 6028 | |
| 6029 | if (start != channel_index) { |
| 6030 | scan->channels_list[start] = (u8) (IPW_B_MODE << 6) | |
| 6031 | (channel_index - start); |
| 6032 | } |
| 6033 | } |
| 6034 | } |
| 6035 | |
James Ketrenos | ea2b26e | 2005-08-24 21:25:16 -0500 | [diff] [blame] | 6036 | static int ipw_request_scan(struct ipw_priv *priv) |
| 6037 | { |
| 6038 | struct ipw_scan_request_ext scan; |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 6039 | int err = 0, scan_type; |
| 6040 | |
| 6041 | if (!(priv->status & STATUS_INIT) || |
| 6042 | (priv->status & STATUS_EXIT_PENDING)) |
| 6043 | return 0; |
James Ketrenos | ea2b26e | 2005-08-24 21:25:16 -0500 | [diff] [blame] | 6044 | |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 6045 | down(&priv->sem); |
| 6046 | |
James Ketrenos | ea2b26e | 2005-08-24 21:25:16 -0500 | [diff] [blame] | 6047 | if (priv->status & STATUS_SCANNING) { |
James Ketrenos | a613bff | 2005-08-24 21:43:11 -0500 | [diff] [blame] | 6048 | IPW_DEBUG_HC("Concurrent scan requested. Ignoring.\n"); |
James Ketrenos | ea2b26e | 2005-08-24 21:25:16 -0500 | [diff] [blame] | 6049 | priv->status |= STATUS_SCAN_PENDING; |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 6050 | goto done; |
James Ketrenos | ea2b26e | 2005-08-24 21:25:16 -0500 | [diff] [blame] | 6051 | } |
| 6052 | |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 6053 | if (!(priv->status & STATUS_SCAN_FORCED) && |
| 6054 | priv->status & STATUS_SCAN_ABORTING) { |
James Ketrenos | ea2b26e | 2005-08-24 21:25:16 -0500 | [diff] [blame] | 6055 | IPW_DEBUG_HC("Scan request while abort pending. Queuing.\n"); |
| 6056 | priv->status |= STATUS_SCAN_PENDING; |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 6057 | goto done; |
James Ketrenos | ea2b26e | 2005-08-24 21:25:16 -0500 | [diff] [blame] | 6058 | } |
| 6059 | |
| 6060 | if (priv->status & STATUS_RF_KILL_MASK) { |
| 6061 | IPW_DEBUG_HC("Aborting scan due to RF Kill activation\n"); |
| 6062 | priv->status |= STATUS_SCAN_PENDING; |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 6063 | goto done; |
James Ketrenos | ea2b26e | 2005-08-24 21:25:16 -0500 | [diff] [blame] | 6064 | } |
| 6065 | |
| 6066 | memset(&scan, 0, sizeof(scan)); |
| 6067 | |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 6068 | if (priv->config & CFG_SPEED_SCAN) |
| 6069 | scan.dwell_time[IPW_SCAN_ACTIVE_BROADCAST_SCAN] = |
| 6070 | cpu_to_le16(30); |
| 6071 | else |
| 6072 | scan.dwell_time[IPW_SCAN_ACTIVE_BROADCAST_SCAN] = |
| 6073 | cpu_to_le16(20); |
| 6074 | |
James Ketrenos | a613bff | 2005-08-24 21:43:11 -0500 | [diff] [blame] | 6075 | scan.dwell_time[IPW_SCAN_ACTIVE_BROADCAST_AND_DIRECT_SCAN] = |
| 6076 | cpu_to_le16(20); |
Liu Hong | 1fe0adb | 2005-08-19 09:33:10 -0500 | [diff] [blame] | 6077 | scan.dwell_time[IPW_SCAN_PASSIVE_FULL_DWELL_SCAN] = cpu_to_le16(120); |
James Ketrenos | ea2b26e | 2005-08-24 21:25:16 -0500 | [diff] [blame] | 6078 | |
James Ketrenos | a613bff | 2005-08-24 21:43:11 -0500 | [diff] [blame] | 6079 | scan.full_scan_index = cpu_to_le32(ieee80211_get_scans(priv->ieee)); |
James Ketrenos | ea2b26e | 2005-08-24 21:25:16 -0500 | [diff] [blame] | 6080 | |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 6081 | #ifdef CONFIG_IPW2200_MONITOR |
James Ketrenos | ea2b26e | 2005-08-24 21:25:16 -0500 | [diff] [blame] | 6082 | if (priv->ieee->iw_mode == IW_MODE_MONITOR) { |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 6083 | u8 channel; |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 6084 | u8 band = 0; |
James Ketrenos | ea2b26e | 2005-08-24 21:25:16 -0500 | [diff] [blame] | 6085 | |
Liu Hong | 1fe0adb | 2005-08-19 09:33:10 -0500 | [diff] [blame] | 6086 | switch (ipw_is_valid_channel(priv->ieee, priv->channel)) { |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 6087 | case IEEE80211_52GHZ_BAND: |
James Ketrenos | ea2b26e | 2005-08-24 21:25:16 -0500 | [diff] [blame] | 6088 | band = (u8) (IPW_A_MODE << 6) | 1; |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 6089 | channel = priv->channel; |
| 6090 | break; |
James Ketrenos | ea2b26e | 2005-08-24 21:25:16 -0500 | [diff] [blame] | 6091 | |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 6092 | case IEEE80211_24GHZ_BAND: |
James Ketrenos | ea2b26e | 2005-08-24 21:25:16 -0500 | [diff] [blame] | 6093 | band = (u8) (IPW_B_MODE << 6) | 1; |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 6094 | channel = priv->channel; |
| 6095 | break; |
James Ketrenos | ea2b26e | 2005-08-24 21:25:16 -0500 | [diff] [blame] | 6096 | |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 6097 | default: |
James Ketrenos | ea2b26e | 2005-08-24 21:25:16 -0500 | [diff] [blame] | 6098 | band = (u8) (IPW_B_MODE << 6) | 1; |
| 6099 | channel = 9; |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 6100 | break; |
James Ketrenos | ea2b26e | 2005-08-24 21:25:16 -0500 | [diff] [blame] | 6101 | } |
| 6102 | |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 6103 | scan.channels_list[0] = band; |
| 6104 | scan.channels_list[1] = channel; |
| 6105 | ipw_set_scan_type(&scan, 1, IPW_SCAN_PASSIVE_FULL_DWELL_SCAN); |
James Ketrenos | ea2b26e | 2005-08-24 21:25:16 -0500 | [diff] [blame] | 6106 | |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 6107 | /* NOTE: The card will sit on this channel for this time |
| 6108 | * period. Scan aborts are timing sensitive and frequently |
| 6109 | * result in firmware restarts. As such, it is best to |
| 6110 | * set a small dwell_time here and just keep re-issuing |
| 6111 | * scans. Otherwise fast channel hopping will not actually |
| 6112 | * hop channels. |
| 6113 | * |
| 6114 | * TODO: Move SPEED SCAN support to all modes and bands */ |
James Ketrenos | a613bff | 2005-08-24 21:43:11 -0500 | [diff] [blame] | 6115 | scan.dwell_time[IPW_SCAN_PASSIVE_FULL_DWELL_SCAN] = |
| 6116 | cpu_to_le16(2000); |
James Ketrenos | ea2b26e | 2005-08-24 21:25:16 -0500 | [diff] [blame] | 6117 | } else { |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 6118 | #endif /* CONFIG_IPW2200_MONITOR */ |
| 6119 | /* If we are roaming, then make this a directed scan for the |
| 6120 | * current network. Otherwise, ensure that every other scan |
| 6121 | * is a fast channel hop scan */ |
| 6122 | if ((priv->status & STATUS_ROAMING) |
| 6123 | || (!(priv->status & STATUS_ASSOCIATED) |
| 6124 | && (priv->config & CFG_STATIC_ESSID) |
| 6125 | && (le32_to_cpu(scan.full_scan_index) % 2))) { |
James Ketrenos | ea2b26e | 2005-08-24 21:25:16 -0500 | [diff] [blame] | 6126 | err = ipw_send_ssid(priv, priv->essid, priv->essid_len); |
| 6127 | if (err) { |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 6128 | IPW_DEBUG_HC("Attempt to send SSID command " |
| 6129 | "failed.\n"); |
| 6130 | goto done; |
James Ketrenos | ea2b26e | 2005-08-24 21:25:16 -0500 | [diff] [blame] | 6131 | } |
| 6132 | |
| 6133 | scan_type = IPW_SCAN_ACTIVE_BROADCAST_AND_DIRECT_SCAN; |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 6134 | } else |
James Ketrenos | ea2b26e | 2005-08-24 21:25:16 -0500 | [diff] [blame] | 6135 | scan_type = IPW_SCAN_ACTIVE_BROADCAST_SCAN; |
James Ketrenos | ea2b26e | 2005-08-24 21:25:16 -0500 | [diff] [blame] | 6136 | |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 6137 | ipw_add_scan_channels(priv, &scan, scan_type); |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 6138 | #ifdef CONFIG_IPW2200_MONITOR |
James Ketrenos | ea2b26e | 2005-08-24 21:25:16 -0500 | [diff] [blame] | 6139 | } |
| 6140 | #endif |
| 6141 | |
| 6142 | err = ipw_send_scan_request_ext(priv, &scan); |
| 6143 | if (err) { |
| 6144 | IPW_DEBUG_HC("Sending scan command failed: %08X\n", err); |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 6145 | goto done; |
James Ketrenos | ea2b26e | 2005-08-24 21:25:16 -0500 | [diff] [blame] | 6146 | } |
| 6147 | |
| 6148 | priv->status |= STATUS_SCANNING; |
| 6149 | priv->status &= ~STATUS_SCAN_PENDING; |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 6150 | queue_delayed_work(priv->workqueue, &priv->scan_check, |
| 6151 | IPW_SCAN_CHECK_WATCHDOG); |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 6152 | done: |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 6153 | up(&priv->sem); |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 6154 | return err; |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 6155 | } |
| 6156 | |
| 6157 | static void ipw_bg_abort_scan(void *data) |
| 6158 | { |
| 6159 | struct ipw_priv *priv = data; |
| 6160 | down(&priv->sem); |
| 6161 | ipw_abort_scan(data); |
| 6162 | up(&priv->sem); |
| 6163 | } |
| 6164 | |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 6165 | #if WIRELESS_EXT < 18 |
| 6166 | /* Support for wpa_supplicant before WE-18, deprecated. */ |
James Ketrenos | ea2b26e | 2005-08-24 21:25:16 -0500 | [diff] [blame] | 6167 | |
| 6168 | /* following definitions must match definitions in driver_ipw.c */ |
| 6169 | |
| 6170 | #define IPW_IOCTL_WPA_SUPPLICANT SIOCIWFIRSTPRIV+30 |
| 6171 | |
| 6172 | #define IPW_CMD_SET_WPA_PARAM 1 |
| 6173 | #define IPW_CMD_SET_WPA_IE 2 |
| 6174 | #define IPW_CMD_SET_ENCRYPTION 3 |
| 6175 | #define IPW_CMD_MLME 4 |
| 6176 | |
| 6177 | #define IPW_PARAM_WPA_ENABLED 1 |
| 6178 | #define IPW_PARAM_TKIP_COUNTERMEASURES 2 |
| 6179 | #define IPW_PARAM_DROP_UNENCRYPTED 3 |
| 6180 | #define IPW_PARAM_PRIVACY_INVOKED 4 |
| 6181 | #define IPW_PARAM_AUTH_ALGS 5 |
| 6182 | #define IPW_PARAM_IEEE_802_1X 6 |
| 6183 | |
| 6184 | #define IPW_MLME_STA_DEAUTH 1 |
| 6185 | #define IPW_MLME_STA_DISASSOC 2 |
| 6186 | |
| 6187 | #define IPW_CRYPT_ERR_UNKNOWN_ALG 2 |
| 6188 | #define IPW_CRYPT_ERR_UNKNOWN_ADDR 3 |
| 6189 | #define IPW_CRYPT_ERR_CRYPT_INIT_FAILED 4 |
| 6190 | #define IPW_CRYPT_ERR_KEY_SET_FAILED 5 |
| 6191 | #define IPW_CRYPT_ERR_TX_KEY_SET_FAILED 6 |
| 6192 | #define IPW_CRYPT_ERR_CARD_CONF_FAILED 7 |
| 6193 | |
| 6194 | #define IPW_CRYPT_ALG_NAME_LEN 16 |
| 6195 | |
| 6196 | struct ipw_param { |
| 6197 | u32 cmd; |
| 6198 | u8 sta_addr[ETH_ALEN]; |
| 6199 | union { |
| 6200 | struct { |
| 6201 | u8 name; |
| 6202 | u32 value; |
| 6203 | } wpa_param; |
| 6204 | struct { |
| 6205 | u32 len; |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 6206 | u8 reserved[32]; |
| 6207 | u8 data[0]; |
James Ketrenos | ea2b26e | 2005-08-24 21:25:16 -0500 | [diff] [blame] | 6208 | } wpa_ie; |
| 6209 | struct { |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 6210 | u32 command; |
| 6211 | u32 reason_code; |
James Ketrenos | ea2b26e | 2005-08-24 21:25:16 -0500 | [diff] [blame] | 6212 | } mlme; |
| 6213 | struct { |
| 6214 | u8 alg[IPW_CRYPT_ALG_NAME_LEN]; |
| 6215 | u8 set_tx; |
| 6216 | u32 err; |
| 6217 | u8 idx; |
| 6218 | u8 seq[8]; /* sequence counter (set: RX, get: TX) */ |
| 6219 | u16 key_len; |
| 6220 | u8 key[0]; |
| 6221 | } crypt; |
| 6222 | |
| 6223 | } u; |
| 6224 | }; |
| 6225 | |
| 6226 | /* end of driver_ipw.c code */ |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 6227 | #endif |
James Ketrenos | ea2b26e | 2005-08-24 21:25:16 -0500 | [diff] [blame] | 6228 | |
| 6229 | static int ipw_wpa_enable(struct ipw_priv *priv, int value) |
| 6230 | { |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 6231 | /* This is called when wpa_supplicant loads and closes the driver |
| 6232 | * interface. */ |
| 6233 | return 0; |
James Ketrenos | ea2b26e | 2005-08-24 21:25:16 -0500 | [diff] [blame] | 6234 | } |
| 6235 | |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 6236 | #if WIRELESS_EXT < 18 |
| 6237 | #define IW_AUTH_ALG_OPEN_SYSTEM 0x1 |
| 6238 | #define IW_AUTH_ALG_SHARED_KEY 0x2 |
| 6239 | #endif |
James Ketrenos | ea2b26e | 2005-08-24 21:25:16 -0500 | [diff] [blame] | 6240 | |
| 6241 | static int ipw_wpa_set_auth_algs(struct ipw_priv *priv, int value) |
| 6242 | { |
| 6243 | struct ieee80211_device *ieee = priv->ieee; |
| 6244 | struct ieee80211_security sec = { |
| 6245 | .flags = SEC_AUTH_MODE, |
| 6246 | }; |
| 6247 | int ret = 0; |
| 6248 | |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 6249 | if (value & IW_AUTH_ALG_SHARED_KEY) { |
James Ketrenos | ea2b26e | 2005-08-24 21:25:16 -0500 | [diff] [blame] | 6250 | sec.auth_mode = WLAN_AUTH_SHARED_KEY; |
| 6251 | ieee->open_wep = 0; |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 6252 | } else if (value & IW_AUTH_ALG_OPEN_SYSTEM) { |
James Ketrenos | ea2b26e | 2005-08-24 21:25:16 -0500 | [diff] [blame] | 6253 | sec.auth_mode = WLAN_AUTH_OPEN; |
| 6254 | ieee->open_wep = 1; |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 6255 | } else |
| 6256 | return -EINVAL; |
James Ketrenos | ea2b26e | 2005-08-24 21:25:16 -0500 | [diff] [blame] | 6257 | |
| 6258 | if (ieee->set_security) |
| 6259 | ieee->set_security(ieee->dev, &sec); |
| 6260 | else |
| 6261 | ret = -EOPNOTSUPP; |
| 6262 | |
| 6263 | return ret; |
| 6264 | } |
| 6265 | |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 6266 | void ipw_wpa_assoc_frame(struct ipw_priv *priv, char *wpa_ie, int wpa_ie_len) |
| 6267 | { |
| 6268 | /* make sure WPA is enabled */ |
| 6269 | ipw_wpa_enable(priv, 1); |
| 6270 | |
| 6271 | ipw_disassociate(priv); |
| 6272 | } |
| 6273 | |
| 6274 | static int ipw_set_rsn_capa(struct ipw_priv *priv, |
| 6275 | char *capabilities, int length) |
| 6276 | { |
| 6277 | struct host_cmd cmd = { |
| 6278 | .cmd = IPW_CMD_RSN_CAPABILITIES, |
| 6279 | .len = length, |
| 6280 | }; |
| 6281 | |
| 6282 | IPW_DEBUG_HC("HOST_CMD_RSN_CAPABILITIES\n"); |
| 6283 | |
| 6284 | memcpy(cmd.param, capabilities, length); |
James Ketrenos | 9ddf84f | 2005-08-16 17:07:11 -0500 | [diff] [blame] | 6285 | return ipw_send_cmd(priv, &cmd); |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 6286 | } |
| 6287 | |
| 6288 | #if WIRELESS_EXT < 18 |
James Ketrenos | ea2b26e | 2005-08-24 21:25:16 -0500 | [diff] [blame] | 6289 | static int ipw_wpa_set_param(struct net_device *dev, u8 name, u32 value) |
| 6290 | { |
| 6291 | struct ipw_priv *priv = ieee80211_priv(dev); |
James Ketrenos | a613bff | 2005-08-24 21:43:11 -0500 | [diff] [blame] | 6292 | struct ieee80211_crypt_data *crypt; |
| 6293 | unsigned long flags; |
James Ketrenos | ea2b26e | 2005-08-24 21:25:16 -0500 | [diff] [blame] | 6294 | int ret = 0; |
| 6295 | |
| 6296 | switch (name) { |
| 6297 | case IPW_PARAM_WPA_ENABLED: |
| 6298 | ret = ipw_wpa_enable(priv, value); |
| 6299 | break; |
| 6300 | |
| 6301 | case IPW_PARAM_TKIP_COUNTERMEASURES: |
James Ketrenos | a613bff | 2005-08-24 21:43:11 -0500 | [diff] [blame] | 6302 | crypt = priv->ieee->crypt[priv->ieee->tx_keyidx]; |
| 6303 | if (!crypt || !crypt->ops->set_flags || !crypt->ops->get_flags) { |
| 6304 | IPW_WARNING("Can't set TKIP countermeasures: " |
| 6305 | "crypt not set!\n"); |
| 6306 | break; |
| 6307 | } |
| 6308 | |
| 6309 | flags = crypt->ops->get_flags(crypt->priv); |
| 6310 | |
| 6311 | if (value) |
| 6312 | flags |= IEEE80211_CRYPTO_TKIP_COUNTERMEASURES; |
| 6313 | else |
| 6314 | flags &= ~IEEE80211_CRYPTO_TKIP_COUNTERMEASURES; |
| 6315 | |
| 6316 | crypt->ops->set_flags(flags, crypt->priv); |
| 6317 | |
James Ketrenos | ea2b26e | 2005-08-24 21:25:16 -0500 | [diff] [blame] | 6318 | break; |
| 6319 | |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 6320 | case IPW_PARAM_DROP_UNENCRYPTED:{ |
| 6321 | /* HACK: |
| 6322 | * |
| 6323 | * wpa_supplicant calls set_wpa_enabled when the driver |
| 6324 | * is loaded and unloaded, regardless of if WPA is being |
| 6325 | * used. No other calls are made which can be used to |
| 6326 | * determine if encryption will be used or not prior to |
| 6327 | * association being expected. If encryption is not being |
| 6328 | * used, drop_unencrypted is set to false, else true -- we |
| 6329 | * can use this to determine if the CAP_PRIVACY_ON bit should |
| 6330 | * be set. |
| 6331 | */ |
| 6332 | struct ieee80211_security sec = { |
| 6333 | .flags = SEC_ENABLED, |
| 6334 | .enabled = value, |
| 6335 | }; |
| 6336 | priv->ieee->drop_unencrypted = value; |
| 6337 | /* We only change SEC_LEVEL for open mode. Others |
| 6338 | * are set by ipw_wpa_set_encryption. |
| 6339 | */ |
| 6340 | if (!value) { |
| 6341 | sec.flags |= SEC_LEVEL; |
| 6342 | sec.level = SEC_LEVEL_0; |
| 6343 | } else { |
| 6344 | sec.flags |= SEC_LEVEL; |
| 6345 | sec.level = SEC_LEVEL_1; |
| 6346 | } |
| 6347 | if (priv->ieee->set_security) |
| 6348 | priv->ieee->set_security(priv->ieee->dev, &sec); |
| 6349 | break; |
| 6350 | } |
James Ketrenos | ea2b26e | 2005-08-24 21:25:16 -0500 | [diff] [blame] | 6351 | |
| 6352 | case IPW_PARAM_PRIVACY_INVOKED: |
| 6353 | priv->ieee->privacy_invoked = value; |
| 6354 | break; |
| 6355 | |
| 6356 | case IPW_PARAM_AUTH_ALGS: |
| 6357 | ret = ipw_wpa_set_auth_algs(priv, value); |
| 6358 | break; |
| 6359 | |
| 6360 | case IPW_PARAM_IEEE_802_1X: |
| 6361 | priv->ieee->ieee802_1x = value; |
| 6362 | break; |
| 6363 | |
| 6364 | default: |
| 6365 | IPW_ERROR("%s: Unknown WPA param: %d\n", dev->name, name); |
| 6366 | ret = -EOPNOTSUPP; |
| 6367 | } |
| 6368 | |
| 6369 | return ret; |
| 6370 | } |
| 6371 | |
| 6372 | static int ipw_wpa_mlme(struct net_device *dev, int command, int reason) |
| 6373 | { |
| 6374 | struct ipw_priv *priv = ieee80211_priv(dev); |
| 6375 | int ret = 0; |
| 6376 | |
| 6377 | switch (command) { |
| 6378 | case IPW_MLME_STA_DEAUTH: |
| 6379 | // silently ignore |
| 6380 | break; |
| 6381 | |
| 6382 | case IPW_MLME_STA_DISASSOC: |
| 6383 | ipw_disassociate(priv); |
| 6384 | break; |
| 6385 | |
| 6386 | default: |
| 6387 | IPW_ERROR("%s: Unknown MLME request: %d\n", dev->name, command); |
| 6388 | ret = -EOPNOTSUPP; |
| 6389 | } |
| 6390 | |
| 6391 | return ret; |
| 6392 | } |
| 6393 | |
Zhu Yi | 1fbfea5 | 2005-08-05 17:22:56 +0800 | [diff] [blame] | 6394 | static int ipw_wpa_ie_cipher2level(u8 cipher) |
| 6395 | { |
| 6396 | switch (cipher) { |
| 6397 | case 4: /* CCMP */ |
| 6398 | return SEC_LEVEL_3; |
| 6399 | case 2: /* TKIP */ |
| 6400 | return SEC_LEVEL_2; |
| 6401 | case 5: /* WEP104 */ |
| 6402 | case 1: /* WEP40 */ |
| 6403 | return SEC_LEVEL_1; |
| 6404 | case 0: /* NONE */ |
| 6405 | return SEC_LEVEL_0; |
| 6406 | default: |
| 6407 | return -1; |
| 6408 | } |
| 6409 | } |
| 6410 | |
James Ketrenos | ea2b26e | 2005-08-24 21:25:16 -0500 | [diff] [blame] | 6411 | static int ipw_wpa_set_wpa_ie(struct net_device *dev, |
| 6412 | struct ipw_param *param, int plen) |
| 6413 | { |
| 6414 | struct ipw_priv *priv = ieee80211_priv(dev); |
| 6415 | struct ieee80211_device *ieee = priv->ieee; |
| 6416 | u8 *buf; |
Zhu Yi | 1fbfea5 | 2005-08-05 17:22:56 +0800 | [diff] [blame] | 6417 | u8 *ptk, *gtk; |
| 6418 | int level; |
James Ketrenos | ea2b26e | 2005-08-24 21:25:16 -0500 | [diff] [blame] | 6419 | |
James Ketrenos | ea2b26e | 2005-08-24 21:25:16 -0500 | [diff] [blame] | 6420 | if (param->u.wpa_ie.len > MAX_WPA_IE_LEN || |
| 6421 | (param->u.wpa_ie.len && param->u.wpa_ie.data == NULL)) |
| 6422 | return -EINVAL; |
| 6423 | |
| 6424 | if (param->u.wpa_ie.len) { |
| 6425 | buf = kmalloc(param->u.wpa_ie.len, GFP_KERNEL); |
| 6426 | if (buf == NULL) |
| 6427 | return -ENOMEM; |
| 6428 | |
| 6429 | memcpy(buf, param->u.wpa_ie.data, param->u.wpa_ie.len); |
| 6430 | kfree(ieee->wpa_ie); |
| 6431 | ieee->wpa_ie = buf; |
| 6432 | ieee->wpa_ie_len = param->u.wpa_ie.len; |
| 6433 | } else { |
| 6434 | kfree(ieee->wpa_ie); |
| 6435 | ieee->wpa_ie = NULL; |
| 6436 | ieee->wpa_ie_len = 0; |
Zhu Yi | 1fbfea5 | 2005-08-05 17:22:56 +0800 | [diff] [blame] | 6437 | goto done; |
James Ketrenos | ea2b26e | 2005-08-24 21:25:16 -0500 | [diff] [blame] | 6438 | } |
| 6439 | |
Zhu Yi | 1fbfea5 | 2005-08-05 17:22:56 +0800 | [diff] [blame] | 6440 | if (priv->ieee->host_encrypt) |
| 6441 | goto done; |
| 6442 | |
| 6443 | /* HACK: Parse wpa_ie here to get pairwise suite, otherwise |
| 6444 | * we need to change driver_ipw.c from wpa_supplicant. This |
| 6445 | * is OK since -Dipw is deprecated. The -Dwext driver has a |
| 6446 | * clean way to handle this. */ |
| 6447 | gtk = ptk = (u8 *) ieee->wpa_ie; |
| 6448 | if (ieee->wpa_ie[0] == 0x30) { /* RSN IE */ |
| 6449 | gtk += 4 + 3; |
| 6450 | ptk += 4 + 4 + 2 + 3; |
| 6451 | } else { /* WPA IE */ |
| 6452 | gtk += 8 + 3; |
| 6453 | ptk += 8 + 4 + 2 + 3; |
| 6454 | } |
| 6455 | |
| 6456 | if (ptk - (u8 *) ieee->wpa_ie > ieee->wpa_ie_len) |
| 6457 | return -EINVAL; |
| 6458 | |
| 6459 | level = ipw_wpa_ie_cipher2level(*gtk); |
| 6460 | ipw_set_hw_decrypt_multicast(priv, level); |
| 6461 | |
| 6462 | level = ipw_wpa_ie_cipher2level(*ptk); |
| 6463 | ipw_set_hw_decrypt_unicast(priv, level); |
| 6464 | |
| 6465 | done: |
James Ketrenos | ea2b26e | 2005-08-24 21:25:16 -0500 | [diff] [blame] | 6466 | ipw_wpa_assoc_frame(priv, ieee->wpa_ie, ieee->wpa_ie_len); |
| 6467 | return 0; |
| 6468 | } |
| 6469 | |
| 6470 | /* implementation borrowed from hostap driver */ |
| 6471 | |
| 6472 | static int ipw_wpa_set_encryption(struct net_device *dev, |
| 6473 | struct ipw_param *param, int param_len) |
| 6474 | { |
| 6475 | int ret = 0; |
| 6476 | struct ipw_priv *priv = ieee80211_priv(dev); |
| 6477 | struct ieee80211_device *ieee = priv->ieee; |
| 6478 | struct ieee80211_crypto_ops *ops; |
| 6479 | struct ieee80211_crypt_data **crypt; |
| 6480 | |
| 6481 | struct ieee80211_security sec = { |
| 6482 | .flags = 0, |
| 6483 | }; |
| 6484 | |
| 6485 | param->u.crypt.err = 0; |
| 6486 | param->u.crypt.alg[IPW_CRYPT_ALG_NAME_LEN - 1] = '\0'; |
| 6487 | |
| 6488 | if (param_len != |
| 6489 | (int)((char *)param->u.crypt.key - (char *)param) + |
| 6490 | param->u.crypt.key_len) { |
| 6491 | IPW_DEBUG_INFO("Len mismatch %d, %d\n", param_len, |
| 6492 | param->u.crypt.key_len); |
| 6493 | return -EINVAL; |
| 6494 | } |
| 6495 | if (param->sta_addr[0] == 0xff && param->sta_addr[1] == 0xff && |
| 6496 | param->sta_addr[2] == 0xff && param->sta_addr[3] == 0xff && |
| 6497 | param->sta_addr[4] == 0xff && param->sta_addr[5] == 0xff) { |
| 6498 | if (param->u.crypt.idx >= WEP_KEYS) |
| 6499 | return -EINVAL; |
| 6500 | crypt = &ieee->crypt[param->u.crypt.idx]; |
| 6501 | } else { |
| 6502 | return -EINVAL; |
| 6503 | } |
| 6504 | |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 6505 | sec.flags |= SEC_ENABLED | SEC_ENCRYPT; |
James Ketrenos | ea2b26e | 2005-08-24 21:25:16 -0500 | [diff] [blame] | 6506 | if (strcmp(param->u.crypt.alg, "none") == 0) { |
| 6507 | if (crypt) { |
| 6508 | sec.enabled = 0; |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 6509 | sec.encrypt = 0; |
James Ketrenos | ea2b26e | 2005-08-24 21:25:16 -0500 | [diff] [blame] | 6510 | sec.level = SEC_LEVEL_0; |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 6511 | sec.flags |= SEC_LEVEL; |
James Ketrenos | ea2b26e | 2005-08-24 21:25:16 -0500 | [diff] [blame] | 6512 | ieee80211_crypt_delayed_deinit(ieee, crypt); |
| 6513 | } |
| 6514 | goto done; |
| 6515 | } |
| 6516 | sec.enabled = 1; |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 6517 | sec.encrypt = 1; |
James Ketrenos | ea2b26e | 2005-08-24 21:25:16 -0500 | [diff] [blame] | 6518 | |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 6519 | /* IPW HW cannot build TKIP MIC, host decryption still needed. */ |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 6520 | if (strcmp(param->u.crypt.alg, "TKIP") == 0) |
| 6521 | ieee->host_encrypt_msdu = 1; |
| 6522 | |
| 6523 | if (!(ieee->host_encrypt || ieee->host_encrypt_msdu || |
| 6524 | ieee->host_decrypt)) |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 6525 | goto skip_host_crypt; |
| 6526 | |
James Ketrenos | ea2b26e | 2005-08-24 21:25:16 -0500 | [diff] [blame] | 6527 | ops = ieee80211_get_crypto_ops(param->u.crypt.alg); |
| 6528 | if (ops == NULL && strcmp(param->u.crypt.alg, "WEP") == 0) { |
| 6529 | request_module("ieee80211_crypt_wep"); |
| 6530 | ops = ieee80211_get_crypto_ops(param->u.crypt.alg); |
| 6531 | } else if (ops == NULL && strcmp(param->u.crypt.alg, "TKIP") == 0) { |
| 6532 | request_module("ieee80211_crypt_tkip"); |
| 6533 | ops = ieee80211_get_crypto_ops(param->u.crypt.alg); |
| 6534 | } else if (ops == NULL && strcmp(param->u.crypt.alg, "CCMP") == 0) { |
| 6535 | request_module("ieee80211_crypt_ccmp"); |
| 6536 | ops = ieee80211_get_crypto_ops(param->u.crypt.alg); |
| 6537 | } |
| 6538 | if (ops == NULL) { |
| 6539 | IPW_DEBUG_INFO("%s: unknown crypto alg '%s'\n", |
| 6540 | dev->name, param->u.crypt.alg); |
| 6541 | param->u.crypt.err = IPW_CRYPT_ERR_UNKNOWN_ALG; |
| 6542 | ret = -EINVAL; |
| 6543 | goto done; |
| 6544 | } |
| 6545 | |
| 6546 | if (*crypt == NULL || (*crypt)->ops != ops) { |
| 6547 | struct ieee80211_crypt_data *new_crypt; |
| 6548 | |
| 6549 | ieee80211_crypt_delayed_deinit(ieee, crypt); |
| 6550 | |
| 6551 | new_crypt = (struct ieee80211_crypt_data *) |
| 6552 | kmalloc(sizeof(*new_crypt), GFP_KERNEL); |
| 6553 | if (new_crypt == NULL) { |
| 6554 | ret = -ENOMEM; |
| 6555 | goto done; |
| 6556 | } |
| 6557 | memset(new_crypt, 0, sizeof(struct ieee80211_crypt_data)); |
| 6558 | new_crypt->ops = ops; |
| 6559 | if (new_crypt->ops && try_module_get(new_crypt->ops->owner)) |
| 6560 | new_crypt->priv = |
| 6561 | new_crypt->ops->init(param->u.crypt.idx); |
| 6562 | |
| 6563 | if (new_crypt->priv == NULL) { |
| 6564 | kfree(new_crypt); |
| 6565 | param->u.crypt.err = IPW_CRYPT_ERR_CRYPT_INIT_FAILED; |
| 6566 | ret = -EINVAL; |
| 6567 | goto done; |
| 6568 | } |
| 6569 | |
| 6570 | *crypt = new_crypt; |
| 6571 | } |
| 6572 | |
| 6573 | if (param->u.crypt.key_len > 0 && (*crypt)->ops->set_key && |
| 6574 | (*crypt)->ops->set_key(param->u.crypt.key, |
| 6575 | param->u.crypt.key_len, param->u.crypt.seq, |
| 6576 | (*crypt)->priv) < 0) { |
| 6577 | IPW_DEBUG_INFO("%s: key setting failed\n", dev->name); |
| 6578 | param->u.crypt.err = IPW_CRYPT_ERR_KEY_SET_FAILED; |
| 6579 | ret = -EINVAL; |
| 6580 | goto done; |
| 6581 | } |
| 6582 | |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 6583 | skip_host_crypt: |
James Ketrenos | ea2b26e | 2005-08-24 21:25:16 -0500 | [diff] [blame] | 6584 | if (param->u.crypt.set_tx) { |
| 6585 | ieee->tx_keyidx = param->u.crypt.idx; |
| 6586 | sec.active_key = param->u.crypt.idx; |
| 6587 | sec.flags |= SEC_ACTIVE_KEY; |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 6588 | } else |
| 6589 | sec.flags &= ~SEC_ACTIVE_KEY; |
James Ketrenos | ea2b26e | 2005-08-24 21:25:16 -0500 | [diff] [blame] | 6590 | |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 6591 | if (param->u.crypt.alg != NULL) { |
| 6592 | memcpy(sec.keys[param->u.crypt.idx], |
| 6593 | param->u.crypt.key, param->u.crypt.key_len); |
| 6594 | sec.key_sizes[param->u.crypt.idx] = param->u.crypt.key_len; |
| 6595 | sec.flags |= (1 << param->u.crypt.idx); |
| 6596 | |
| 6597 | if (strcmp(param->u.crypt.alg, "WEP") == 0) { |
James Ketrenos | ea2b26e | 2005-08-24 21:25:16 -0500 | [diff] [blame] | 6598 | sec.flags |= SEC_LEVEL; |
| 6599 | sec.level = SEC_LEVEL_1; |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 6600 | } else if (strcmp(param->u.crypt.alg, "TKIP") == 0) { |
James Ketrenos | ea2b26e | 2005-08-24 21:25:16 -0500 | [diff] [blame] | 6601 | sec.flags |= SEC_LEVEL; |
| 6602 | sec.level = SEC_LEVEL_2; |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 6603 | } else if (strcmp(param->u.crypt.alg, "CCMP") == 0) { |
James Ketrenos | ea2b26e | 2005-08-24 21:25:16 -0500 | [diff] [blame] | 6604 | sec.flags |= SEC_LEVEL; |
| 6605 | sec.level = SEC_LEVEL_3; |
| 6606 | } |
| 6607 | } |
| 6608 | done: |
| 6609 | if (ieee->set_security) |
| 6610 | ieee->set_security(ieee->dev, &sec); |
| 6611 | |
| 6612 | /* Do not reset port if card is in Managed mode since resetting will |
| 6613 | * generate new IEEE 802.11 authentication which may end up in looping |
| 6614 | * with IEEE 802.1X. If your hardware requires a reset after WEP |
| 6615 | * configuration (for example... Prism2), implement the reset_port in |
| 6616 | * the callbacks structures used to initialize the 802.11 stack. */ |
| 6617 | if (ieee->reset_on_keychange && |
| 6618 | ieee->iw_mode != IW_MODE_INFRA && |
| 6619 | ieee->reset_port && ieee->reset_port(dev)) { |
| 6620 | IPW_DEBUG_INFO("%s: reset_port failed\n", dev->name); |
| 6621 | param->u.crypt.err = IPW_CRYPT_ERR_CARD_CONF_FAILED; |
| 6622 | return -EINVAL; |
| 6623 | } |
| 6624 | |
| 6625 | return ret; |
| 6626 | } |
| 6627 | |
| 6628 | static int ipw_wpa_supplicant(struct net_device *dev, struct iw_point *p) |
| 6629 | { |
| 6630 | struct ipw_param *param; |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 6631 | struct ipw_priv *priv = ieee80211_priv(dev); |
James Ketrenos | ea2b26e | 2005-08-24 21:25:16 -0500 | [diff] [blame] | 6632 | int ret = 0; |
| 6633 | |
| 6634 | IPW_DEBUG_INFO("wpa_supplicant: len=%d\n", p->length); |
| 6635 | |
| 6636 | if (p->length < sizeof(struct ipw_param) || !p->pointer) |
| 6637 | return -EINVAL; |
| 6638 | |
| 6639 | param = (struct ipw_param *)kmalloc(p->length, GFP_KERNEL); |
| 6640 | if (param == NULL) |
| 6641 | return -ENOMEM; |
| 6642 | |
| 6643 | if (copy_from_user(param, p->pointer, p->length)) { |
| 6644 | kfree(param); |
| 6645 | return -EFAULT; |
| 6646 | } |
| 6647 | |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 6648 | down(&priv->sem); |
James Ketrenos | ea2b26e | 2005-08-24 21:25:16 -0500 | [diff] [blame] | 6649 | switch (param->cmd) { |
| 6650 | |
| 6651 | case IPW_CMD_SET_WPA_PARAM: |
| 6652 | ret = ipw_wpa_set_param(dev, param->u.wpa_param.name, |
| 6653 | param->u.wpa_param.value); |
| 6654 | break; |
| 6655 | |
| 6656 | case IPW_CMD_SET_WPA_IE: |
| 6657 | ret = ipw_wpa_set_wpa_ie(dev, param, p->length); |
| 6658 | break; |
| 6659 | |
| 6660 | case IPW_CMD_SET_ENCRYPTION: |
| 6661 | ret = ipw_wpa_set_encryption(dev, param, p->length); |
| 6662 | break; |
| 6663 | |
| 6664 | case IPW_CMD_MLME: |
| 6665 | ret = ipw_wpa_mlme(dev, param->u.mlme.command, |
| 6666 | param->u.mlme.reason_code); |
| 6667 | break; |
| 6668 | |
| 6669 | default: |
| 6670 | IPW_ERROR("%s: Unknown WPA supplicant request: %d\n", |
| 6671 | dev->name, param->cmd); |
| 6672 | ret = -EOPNOTSUPP; |
| 6673 | } |
| 6674 | |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 6675 | up(&priv->sem); |
James Ketrenos | ea2b26e | 2005-08-24 21:25:16 -0500 | [diff] [blame] | 6676 | if (ret == 0 && copy_to_user(p->pointer, param, p->length)) |
| 6677 | ret = -EFAULT; |
| 6678 | |
| 6679 | kfree(param); |
| 6680 | return ret; |
| 6681 | } |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 6682 | #else |
| 6683 | /* |
| 6684 | * WE-18 support |
| 6685 | */ |
| 6686 | |
| 6687 | /* SIOCSIWGENIE */ |
| 6688 | static int ipw_wx_set_genie(struct net_device *dev, |
| 6689 | struct iw_request_info *info, |
| 6690 | union iwreq_data *wrqu, char *extra) |
| 6691 | { |
| 6692 | struct ipw_priv *priv = ieee80211_priv(dev); |
| 6693 | struct ieee80211_device *ieee = priv->ieee; |
| 6694 | u8 *buf; |
| 6695 | int err = 0; |
| 6696 | |
| 6697 | if (wrqu->data.length > MAX_WPA_IE_LEN || |
| 6698 | (wrqu->data.length && extra == NULL)) |
| 6699 | return -EINVAL; |
| 6700 | |
| 6701 | //down(&priv->sem); |
| 6702 | |
| 6703 | //if (!ieee->wpa_enabled) { |
| 6704 | // err = -EOPNOTSUPP; |
| 6705 | // goto out; |
| 6706 | //} |
| 6707 | |
| 6708 | if (wrqu->data.length) { |
| 6709 | buf = kmalloc(wrqu->data.length, GFP_KERNEL); |
| 6710 | if (buf == NULL) { |
| 6711 | err = -ENOMEM; |
| 6712 | goto out; |
| 6713 | } |
| 6714 | |
| 6715 | memcpy(buf, extra, wrqu->data.length); |
| 6716 | kfree(ieee->wpa_ie); |
| 6717 | ieee->wpa_ie = buf; |
| 6718 | ieee->wpa_ie_len = wrqu->data.length; |
| 6719 | } else { |
| 6720 | kfree(ieee->wpa_ie); |
| 6721 | ieee->wpa_ie = NULL; |
| 6722 | ieee->wpa_ie_len = 0; |
| 6723 | } |
| 6724 | |
| 6725 | ipw_wpa_assoc_frame(priv, ieee->wpa_ie, ieee->wpa_ie_len); |
| 6726 | out: |
| 6727 | //up(&priv->sem); |
| 6728 | return err; |
| 6729 | } |
| 6730 | |
| 6731 | /* SIOCGIWGENIE */ |
| 6732 | static int ipw_wx_get_genie(struct net_device *dev, |
| 6733 | struct iw_request_info *info, |
| 6734 | union iwreq_data *wrqu, char *extra) |
| 6735 | { |
| 6736 | struct ipw_priv *priv = ieee80211_priv(dev); |
| 6737 | struct ieee80211_device *ieee = priv->ieee; |
| 6738 | int err = 0; |
| 6739 | |
| 6740 | //down(&priv->sem); |
| 6741 | |
| 6742 | //if (!ieee->wpa_enabled) { |
| 6743 | // err = -EOPNOTSUPP; |
| 6744 | // goto out; |
| 6745 | //} |
| 6746 | |
| 6747 | if (ieee->wpa_ie_len == 0 || ieee->wpa_ie == NULL) { |
| 6748 | wrqu->data.length = 0; |
| 6749 | goto out; |
| 6750 | } |
| 6751 | |
| 6752 | if (wrqu->data.length < ieee->wpa_ie_len) { |
| 6753 | err = -E2BIG; |
| 6754 | goto out; |
| 6755 | } |
| 6756 | |
| 6757 | wrqu->data.length = ieee->wpa_ie_len; |
| 6758 | memcpy(extra, ieee->wpa_ie, ieee->wpa_ie_len); |
| 6759 | |
| 6760 | out: |
| 6761 | //up(&priv->sem); |
| 6762 | return err; |
| 6763 | } |
| 6764 | |
Zhu Yi | 1fbfea5 | 2005-08-05 17:22:56 +0800 | [diff] [blame] | 6765 | static int wext_cipher2level(int cipher) |
| 6766 | { |
| 6767 | switch (cipher) { |
| 6768 | case IW_AUTH_CIPHER_NONE: |
| 6769 | return SEC_LEVEL_0; |
| 6770 | case IW_AUTH_CIPHER_WEP40: |
| 6771 | case IW_AUTH_CIPHER_WEP104: |
| 6772 | return SEC_LEVEL_1; |
| 6773 | case IW_AUTH_CIPHER_TKIP: |
| 6774 | return SEC_LEVEL_2; |
| 6775 | case IW_AUTH_CIPHER_CCMP: |
| 6776 | return SEC_LEVEL_3; |
| 6777 | default: |
| 6778 | return -1; |
| 6779 | } |
| 6780 | } |
| 6781 | |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 6782 | /* SIOCSIWAUTH */ |
| 6783 | static int ipw_wx_set_auth(struct net_device *dev, |
| 6784 | struct iw_request_info *info, |
| 6785 | union iwreq_data *wrqu, char *extra) |
| 6786 | { |
| 6787 | struct ipw_priv *priv = ieee80211_priv(dev); |
| 6788 | struct ieee80211_device *ieee = priv->ieee; |
| 6789 | struct iw_param *param = &wrqu->param; |
| 6790 | struct ieee80211_crypt_data *crypt; |
| 6791 | unsigned long flags; |
| 6792 | int ret = 0; |
| 6793 | |
| 6794 | switch (param->flags & IW_AUTH_INDEX) { |
| 6795 | case IW_AUTH_WPA_VERSION: |
Zhu Yi | 1fbfea5 | 2005-08-05 17:22:56 +0800 | [diff] [blame] | 6796 | break; |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 6797 | case IW_AUTH_CIPHER_PAIRWISE: |
Zhu Yi | 1fbfea5 | 2005-08-05 17:22:56 +0800 | [diff] [blame] | 6798 | ipw_set_hw_decrypt_unicast(priv, |
| 6799 | wext_cipher2level(param->value)); |
| 6800 | break; |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 6801 | case IW_AUTH_CIPHER_GROUP: |
Zhu Yi | 1fbfea5 | 2005-08-05 17:22:56 +0800 | [diff] [blame] | 6802 | ipw_set_hw_decrypt_multicast(priv, |
| 6803 | wext_cipher2level(param->value)); |
| 6804 | break; |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 6805 | case IW_AUTH_KEY_MGMT: |
| 6806 | /* |
| 6807 | * ipw2200 does not use these parameters |
| 6808 | */ |
| 6809 | break; |
| 6810 | |
| 6811 | case IW_AUTH_TKIP_COUNTERMEASURES: |
| 6812 | crypt = priv->ieee->crypt[priv->ieee->tx_keyidx]; |
| 6813 | if (!crypt || !crypt->ops->set_flags || !crypt->ops->get_flags) { |
| 6814 | IPW_WARNING("Can't set TKIP countermeasures: " |
| 6815 | "crypt not set!\n"); |
| 6816 | break; |
| 6817 | } |
| 6818 | |
| 6819 | flags = crypt->ops->get_flags(crypt->priv); |
| 6820 | |
| 6821 | if (param->value) |
| 6822 | flags |= IEEE80211_CRYPTO_TKIP_COUNTERMEASURES; |
| 6823 | else |
| 6824 | flags &= ~IEEE80211_CRYPTO_TKIP_COUNTERMEASURES; |
| 6825 | |
| 6826 | crypt->ops->set_flags(flags, crypt->priv); |
| 6827 | |
| 6828 | break; |
| 6829 | |
| 6830 | case IW_AUTH_DROP_UNENCRYPTED:{ |
| 6831 | /* HACK: |
| 6832 | * |
| 6833 | * wpa_supplicant calls set_wpa_enabled when the driver |
| 6834 | * is loaded and unloaded, regardless of if WPA is being |
| 6835 | * used. No other calls are made which can be used to |
| 6836 | * determine if encryption will be used or not prior to |
| 6837 | * association being expected. If encryption is not being |
| 6838 | * used, drop_unencrypted is set to false, else true -- we |
| 6839 | * can use this to determine if the CAP_PRIVACY_ON bit should |
| 6840 | * be set. |
| 6841 | */ |
| 6842 | struct ieee80211_security sec = { |
| 6843 | .flags = SEC_ENABLED, |
| 6844 | .enabled = param->value, |
| 6845 | }; |
| 6846 | priv->ieee->drop_unencrypted = param->value; |
| 6847 | /* We only change SEC_LEVEL for open mode. Others |
| 6848 | * are set by ipw_wpa_set_encryption. |
| 6849 | */ |
| 6850 | if (!param->value) { |
| 6851 | sec.flags |= SEC_LEVEL; |
| 6852 | sec.level = SEC_LEVEL_0; |
| 6853 | } else { |
| 6854 | sec.flags |= SEC_LEVEL; |
| 6855 | sec.level = SEC_LEVEL_1; |
| 6856 | } |
| 6857 | if (priv->ieee->set_security) |
| 6858 | priv->ieee->set_security(priv->ieee->dev, &sec); |
| 6859 | break; |
| 6860 | } |
| 6861 | |
| 6862 | case IW_AUTH_80211_AUTH_ALG: |
| 6863 | ret = ipw_wpa_set_auth_algs(priv, param->value); |
| 6864 | break; |
| 6865 | |
| 6866 | case IW_AUTH_WPA_ENABLED: |
| 6867 | ret = ipw_wpa_enable(priv, param->value); |
| 6868 | break; |
| 6869 | |
| 6870 | case IW_AUTH_RX_UNENCRYPTED_EAPOL: |
| 6871 | ieee->ieee802_1x = param->value; |
| 6872 | break; |
| 6873 | |
| 6874 | //case IW_AUTH_ROAMING_CONTROL: |
| 6875 | case IW_AUTH_PRIVACY_INVOKED: |
| 6876 | ieee->privacy_invoked = param->value; |
| 6877 | break; |
| 6878 | |
| 6879 | default: |
| 6880 | return -EOPNOTSUPP; |
| 6881 | } |
| 6882 | return ret; |
| 6883 | } |
| 6884 | |
| 6885 | /* SIOCGIWAUTH */ |
| 6886 | static int ipw_wx_get_auth(struct net_device *dev, |
| 6887 | struct iw_request_info *info, |
| 6888 | union iwreq_data *wrqu, char *extra) |
| 6889 | { |
| 6890 | struct ipw_priv *priv = ieee80211_priv(dev); |
| 6891 | struct ieee80211_device *ieee = priv->ieee; |
| 6892 | struct ieee80211_crypt_data *crypt; |
| 6893 | struct iw_param *param = &wrqu->param; |
| 6894 | int ret = 0; |
| 6895 | |
| 6896 | switch (param->flags & IW_AUTH_INDEX) { |
| 6897 | case IW_AUTH_WPA_VERSION: |
| 6898 | case IW_AUTH_CIPHER_PAIRWISE: |
| 6899 | case IW_AUTH_CIPHER_GROUP: |
| 6900 | case IW_AUTH_KEY_MGMT: |
| 6901 | /* |
| 6902 | * wpa_supplicant will control these internally |
| 6903 | */ |
| 6904 | ret = -EOPNOTSUPP; |
| 6905 | break; |
| 6906 | |
| 6907 | case IW_AUTH_TKIP_COUNTERMEASURES: |
| 6908 | crypt = priv->ieee->crypt[priv->ieee->tx_keyidx]; |
| 6909 | if (!crypt || !crypt->ops->get_flags) { |
| 6910 | IPW_WARNING("Can't get TKIP countermeasures: " |
| 6911 | "crypt not set!\n"); |
| 6912 | break; |
| 6913 | } |
| 6914 | |
| 6915 | param->value = (crypt->ops->get_flags(crypt->priv) & |
| 6916 | IEEE80211_CRYPTO_TKIP_COUNTERMEASURES) ? 1 : 0; |
| 6917 | |
| 6918 | break; |
| 6919 | |
| 6920 | case IW_AUTH_DROP_UNENCRYPTED: |
| 6921 | param->value = ieee->drop_unencrypted; |
| 6922 | break; |
| 6923 | |
| 6924 | case IW_AUTH_80211_AUTH_ALG: |
| 6925 | param->value = ieee->sec.auth_mode; |
| 6926 | break; |
| 6927 | |
| 6928 | case IW_AUTH_WPA_ENABLED: |
| 6929 | param->value = ieee->wpa_enabled; |
| 6930 | break; |
| 6931 | |
| 6932 | case IW_AUTH_RX_UNENCRYPTED_EAPOL: |
| 6933 | param->value = ieee->ieee802_1x; |
| 6934 | break; |
| 6935 | |
| 6936 | case IW_AUTH_ROAMING_CONTROL: |
| 6937 | case IW_AUTH_PRIVACY_INVOKED: |
| 6938 | param->value = ieee->privacy_invoked; |
| 6939 | break; |
| 6940 | |
| 6941 | default: |
| 6942 | return -EOPNOTSUPP; |
| 6943 | } |
| 6944 | return 0; |
| 6945 | } |
| 6946 | |
| 6947 | /* SIOCSIWENCODEEXT */ |
| 6948 | static int ipw_wx_set_encodeext(struct net_device *dev, |
| 6949 | struct iw_request_info *info, |
| 6950 | union iwreq_data *wrqu, char *extra) |
| 6951 | { |
| 6952 | struct ipw_priv *priv = ieee80211_priv(dev); |
| 6953 | struct iw_encode_ext *ext = (struct iw_encode_ext *)extra; |
| 6954 | |
| 6955 | if (hwcrypto) { |
| 6956 | /* IPW HW can't build TKIP MIC, host decryption still needed */ |
| 6957 | if (ext->alg == IW_ENCODE_ALG_TKIP) { |
| 6958 | priv->ieee->host_encrypt = 0; |
| 6959 | priv->ieee->host_encrypt_msdu = 1; |
| 6960 | priv->ieee->host_decrypt = 1; |
| 6961 | } else { |
| 6962 | priv->ieee->host_encrypt = 0; |
| 6963 | priv->ieee->host_encrypt_msdu = 0; |
| 6964 | priv->ieee->host_decrypt = 0; |
| 6965 | } |
| 6966 | } |
| 6967 | |
| 6968 | return ieee80211_wx_set_encodeext(priv->ieee, info, wrqu, extra); |
| 6969 | } |
| 6970 | |
| 6971 | /* SIOCGIWENCODEEXT */ |
| 6972 | static int ipw_wx_get_encodeext(struct net_device *dev, |
| 6973 | struct iw_request_info *info, |
| 6974 | union iwreq_data *wrqu, char *extra) |
| 6975 | { |
| 6976 | struct ipw_priv *priv = ieee80211_priv(dev); |
| 6977 | return ieee80211_wx_get_encodeext(priv->ieee, info, wrqu, extra); |
| 6978 | } |
| 6979 | |
| 6980 | /* SIOCSIWMLME */ |
| 6981 | static int ipw_wx_set_mlme(struct net_device *dev, |
| 6982 | struct iw_request_info *info, |
| 6983 | union iwreq_data *wrqu, char *extra) |
| 6984 | { |
| 6985 | struct ipw_priv *priv = ieee80211_priv(dev); |
| 6986 | struct iw_mlme *mlme = (struct iw_mlme *)extra; |
| 6987 | u16 reason; |
| 6988 | |
| 6989 | reason = cpu_to_le16(mlme->reason_code); |
| 6990 | |
| 6991 | switch (mlme->cmd) { |
| 6992 | case IW_MLME_DEAUTH: |
| 6993 | // silently ignore |
| 6994 | break; |
| 6995 | |
| 6996 | case IW_MLME_DISASSOC: |
| 6997 | ipw_disassociate(priv); |
| 6998 | break; |
| 6999 | |
| 7000 | default: |
| 7001 | return -EOPNOTSUPP; |
| 7002 | } |
| 7003 | return 0; |
| 7004 | } |
| 7005 | #endif |
James Ketrenos | ea2b26e | 2005-08-24 21:25:16 -0500 | [diff] [blame] | 7006 | |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 7007 | #ifdef CONFIG_IPW_QOS |
| 7008 | |
| 7009 | /* QoS */ |
| 7010 | /* |
| 7011 | * get the modulation type of the current network or |
| 7012 | * the card current mode |
| 7013 | */ |
| 7014 | u8 ipw_qos_current_mode(struct ipw_priv * priv) |
| 7015 | { |
| 7016 | u8 mode = 0; |
| 7017 | |
| 7018 | if (priv->status & STATUS_ASSOCIATED) { |
| 7019 | unsigned long flags; |
| 7020 | |
| 7021 | spin_lock_irqsave(&priv->ieee->lock, flags); |
| 7022 | mode = priv->assoc_network->mode; |
| 7023 | spin_unlock_irqrestore(&priv->ieee->lock, flags); |
| 7024 | } else { |
| 7025 | mode = priv->ieee->mode; |
| 7026 | } |
| 7027 | IPW_DEBUG_QOS("QoS network/card mode %d \n", mode); |
| 7028 | return mode; |
| 7029 | } |
| 7030 | |
| 7031 | /* |
| 7032 | * Handle management frame beacon and probe response |
| 7033 | */ |
James Ketrenos | 3b9990c | 2005-08-19 13:18:55 -0500 | [diff] [blame] | 7034 | static int ipw_qos_handle_probe_response(struct ipw_priv *priv, |
| 7035 | int active_network, |
| 7036 | struct ieee80211_network *network) |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 7037 | { |
| 7038 | u32 size = sizeof(struct ieee80211_qos_parameters); |
| 7039 | |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 7040 | if (network->capability & WLAN_CAPABILITY_IBSS) |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 7041 | network->qos_data.active = network->qos_data.supported; |
| 7042 | |
| 7043 | if (network->flags & NETWORK_HAS_QOS_MASK) { |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 7044 | if (active_network && |
| 7045 | (network->flags & NETWORK_HAS_QOS_PARAMETERS)) |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 7046 | network->qos_data.active = network->qos_data.supported; |
| 7047 | |
| 7048 | if ((network->qos_data.active == 1) && (active_network == 1) && |
| 7049 | (network->flags & NETWORK_HAS_QOS_PARAMETERS) && |
| 7050 | (network->qos_data.old_param_count != |
| 7051 | network->qos_data.param_count)) { |
| 7052 | network->qos_data.old_param_count = |
| 7053 | network->qos_data.param_count; |
| 7054 | schedule_work(&priv->qos_activate); |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 7055 | IPW_DEBUG_QOS("QoS parameters change call " |
| 7056 | "qos_activate\n"); |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 7057 | } |
| 7058 | } else { |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 7059 | if ((priv->ieee->mode == IEEE_B) || (network->mode == IEEE_B)) |
| 7060 | memcpy(&network->qos_data.parameters, |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 7061 | &def_parameters_CCK, size); |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 7062 | else |
| 7063 | memcpy(&network->qos_data.parameters, |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 7064 | &def_parameters_OFDM, size); |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 7065 | |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 7066 | if ((network->qos_data.active == 1) && (active_network == 1)) { |
| 7067 | IPW_DEBUG_QOS("QoS was disabled call qos_activate \n"); |
| 7068 | schedule_work(&priv->qos_activate); |
| 7069 | } |
| 7070 | |
| 7071 | network->qos_data.active = 0; |
| 7072 | network->qos_data.supported = 0; |
| 7073 | } |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 7074 | if ((priv->status & STATUS_ASSOCIATED) && |
| 7075 | (priv->ieee->iw_mode == IW_MODE_ADHOC) && (active_network == 0)) { |
| 7076 | if (memcmp(network->bssid, priv->bssid, ETH_ALEN)) |
| 7077 | if ((network->capability & WLAN_CAPABILITY_IBSS) && |
| 7078 | !(network->flags & NETWORK_EMPTY_ESSID)) |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 7079 | if ((network->ssid_len == |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 7080 | priv->assoc_network->ssid_len) && |
| 7081 | !memcmp(network->ssid, |
| 7082 | priv->assoc_network->ssid, |
| 7083 | network->ssid_len)) { |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 7084 | queue_work(priv->workqueue, |
| 7085 | &priv->merge_networks); |
| 7086 | } |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 7087 | } |
| 7088 | |
| 7089 | return 0; |
| 7090 | } |
| 7091 | |
| 7092 | /* |
| 7093 | * This function set up the firmware to support QoS. It sends |
| 7094 | * IPW_CMD_QOS_PARAMETERS and IPW_CMD_WME_INFO |
| 7095 | */ |
| 7096 | static int ipw_qos_activate(struct ipw_priv *priv, |
| 7097 | struct ieee80211_qos_data *qos_network_data) |
| 7098 | { |
| 7099 | int err; |
| 7100 | struct ieee80211_qos_parameters qos_parameters[QOS_QOS_SETS]; |
| 7101 | struct ieee80211_qos_parameters *active_one = NULL; |
| 7102 | u32 size = sizeof(struct ieee80211_qos_parameters); |
| 7103 | u32 burst_duration; |
| 7104 | int i; |
| 7105 | u8 type; |
| 7106 | |
| 7107 | type = ipw_qos_current_mode(priv); |
| 7108 | |
| 7109 | active_one = &(qos_parameters[QOS_PARAM_SET_DEF_CCK]); |
| 7110 | memcpy(active_one, priv->qos_data.def_qos_parm_CCK, size); |
| 7111 | active_one = &(qos_parameters[QOS_PARAM_SET_DEF_OFDM]); |
| 7112 | memcpy(active_one, priv->qos_data.def_qos_parm_OFDM, size); |
| 7113 | |
| 7114 | if (qos_network_data == NULL) { |
| 7115 | if (type == IEEE_B) { |
| 7116 | IPW_DEBUG_QOS("QoS activate network mode %d\n", type); |
| 7117 | active_one = &def_parameters_CCK; |
| 7118 | } else |
| 7119 | active_one = &def_parameters_OFDM; |
| 7120 | |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 7121 | memcpy(&qos_parameters[QOS_PARAM_SET_ACTIVE], active_one, size); |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 7122 | burst_duration = ipw_qos_get_burst_duration(priv); |
| 7123 | for (i = 0; i < QOS_QUEUE_NUM; i++) |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 7124 | qos_parameters[QOS_PARAM_SET_ACTIVE].tx_op_limit[i] = |
| 7125 | (u16) burst_duration; |
| 7126 | } else if (priv->ieee->iw_mode == IW_MODE_ADHOC) { |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 7127 | if (type == IEEE_B) { |
| 7128 | IPW_DEBUG_QOS("QoS activate IBSS nework mode %d\n", |
| 7129 | type); |
| 7130 | if (priv->qos_data.qos_enable == 0) |
| 7131 | active_one = &def_parameters_CCK; |
| 7132 | else |
| 7133 | active_one = priv->qos_data.def_qos_parm_CCK; |
| 7134 | } else { |
| 7135 | if (priv->qos_data.qos_enable == 0) |
| 7136 | active_one = &def_parameters_OFDM; |
| 7137 | else |
| 7138 | active_one = priv->qos_data.def_qos_parm_OFDM; |
| 7139 | } |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 7140 | memcpy(&qos_parameters[QOS_PARAM_SET_ACTIVE], active_one, size); |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 7141 | } else { |
| 7142 | unsigned long flags; |
| 7143 | int active; |
| 7144 | |
| 7145 | spin_lock_irqsave(&priv->ieee->lock, flags); |
| 7146 | active_one = &(qos_network_data->parameters); |
| 7147 | qos_network_data->old_param_count = |
| 7148 | qos_network_data->param_count; |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 7149 | memcpy(&qos_parameters[QOS_PARAM_SET_ACTIVE], active_one, size); |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 7150 | active = qos_network_data->supported; |
| 7151 | spin_unlock_irqrestore(&priv->ieee->lock, flags); |
| 7152 | |
| 7153 | if (active == 0) { |
| 7154 | burst_duration = ipw_qos_get_burst_duration(priv); |
| 7155 | for (i = 0; i < QOS_QUEUE_NUM; i++) |
| 7156 | qos_parameters[QOS_PARAM_SET_ACTIVE]. |
| 7157 | tx_op_limit[i] = (u16) burst_duration; |
| 7158 | } |
| 7159 | } |
| 7160 | |
| 7161 | IPW_DEBUG_QOS("QoS sending IPW_CMD_QOS_PARAMETERS\n"); |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 7162 | err = ipw_send_qos_params_command(priv, |
| 7163 | (struct ieee80211_qos_parameters *) |
| 7164 | &(qos_parameters[0])); |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 7165 | if (err) |
| 7166 | IPW_DEBUG_QOS("QoS IPW_CMD_QOS_PARAMETERS failed\n"); |
| 7167 | |
| 7168 | return err; |
| 7169 | } |
| 7170 | |
| 7171 | /* |
| 7172 | * send IPW_CMD_WME_INFO to the firmware |
| 7173 | */ |
| 7174 | static int ipw_qos_set_info_element(struct ipw_priv *priv) |
| 7175 | { |
| 7176 | int ret = 0; |
| 7177 | struct ieee80211_qos_information_element qos_info; |
| 7178 | |
| 7179 | if (priv == NULL) |
| 7180 | return -1; |
| 7181 | |
| 7182 | qos_info.elementID = QOS_ELEMENT_ID; |
| 7183 | qos_info.length = sizeof(struct ieee80211_qos_information_element) - 2; |
| 7184 | |
| 7185 | qos_info.version = QOS_VERSION_1; |
| 7186 | qos_info.ac_info = 0; |
| 7187 | |
| 7188 | memcpy(qos_info.qui, qos_oui, QOS_OUI_LEN); |
| 7189 | qos_info.qui_type = QOS_OUI_TYPE; |
| 7190 | qos_info.qui_subtype = QOS_OUI_INFO_SUB_TYPE; |
| 7191 | |
| 7192 | ret = ipw_send_qos_info_command(priv, &qos_info); |
| 7193 | if (ret != 0) { |
| 7194 | IPW_DEBUG_QOS("QoS error calling ipw_send_qos_info_command\n"); |
| 7195 | } |
| 7196 | return ret; |
| 7197 | } |
| 7198 | |
| 7199 | /* |
| 7200 | * Set the QoS parameter with the association request structure |
| 7201 | */ |
| 7202 | static int ipw_qos_association(struct ipw_priv *priv, |
| 7203 | struct ieee80211_network *network) |
| 7204 | { |
| 7205 | int err = 0; |
| 7206 | struct ieee80211_qos_data *qos_data = NULL; |
| 7207 | struct ieee80211_qos_data ibss_data = { |
| 7208 | .supported = 1, |
| 7209 | .active = 1, |
| 7210 | }; |
| 7211 | |
| 7212 | switch (priv->ieee->iw_mode) { |
| 7213 | case IW_MODE_ADHOC: |
| 7214 | if (!(network->capability & WLAN_CAPABILITY_IBSS)) |
| 7215 | BUG(); |
| 7216 | |
| 7217 | qos_data = &ibss_data; |
| 7218 | break; |
| 7219 | |
| 7220 | case IW_MODE_INFRA: |
| 7221 | qos_data = &network->qos_data; |
| 7222 | break; |
| 7223 | |
| 7224 | default: |
| 7225 | BUG(); |
| 7226 | break; |
| 7227 | } |
| 7228 | |
| 7229 | err = ipw_qos_activate(priv, qos_data); |
| 7230 | if (err) { |
| 7231 | priv->assoc_request.policy_support &= ~HC_QOS_SUPPORT_ASSOC; |
| 7232 | return err; |
| 7233 | } |
| 7234 | |
| 7235 | if (priv->qos_data.qos_enable && qos_data->supported) { |
| 7236 | IPW_DEBUG_QOS("QoS will be enabled for this association\n"); |
| 7237 | priv->assoc_request.policy_support |= HC_QOS_SUPPORT_ASSOC; |
| 7238 | return ipw_qos_set_info_element(priv); |
| 7239 | } |
| 7240 | |
| 7241 | return 0; |
| 7242 | } |
| 7243 | |
| 7244 | /* |
| 7245 | * handling the beaconing responces. if we get different QoS setting |
| 7246 | * of the network from the the associated setting adjust the QoS |
| 7247 | * setting |
| 7248 | */ |
| 7249 | static int ipw_qos_association_resp(struct ipw_priv *priv, |
| 7250 | struct ieee80211_network *network) |
| 7251 | { |
| 7252 | int ret = 0; |
| 7253 | unsigned long flags; |
| 7254 | u32 size = sizeof(struct ieee80211_qos_parameters); |
| 7255 | int set_qos_param = 0; |
| 7256 | |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 7257 | if ((priv == NULL) || (network == NULL) || |
| 7258 | (priv->assoc_network == NULL)) |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 7259 | return ret; |
| 7260 | |
| 7261 | if (!(priv->status & STATUS_ASSOCIATED)) |
| 7262 | return ret; |
| 7263 | |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 7264 | if ((priv->ieee->iw_mode != IW_MODE_INFRA)) |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 7265 | return ret; |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 7266 | |
| 7267 | spin_lock_irqsave(&priv->ieee->lock, flags); |
| 7268 | if (network->flags & NETWORK_HAS_QOS_PARAMETERS) { |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 7269 | memcpy(&priv->assoc_network->qos_data, &network->qos_data, |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 7270 | sizeof(struct ieee80211_qos_data)); |
| 7271 | priv->assoc_network->qos_data.active = 1; |
| 7272 | if ((network->qos_data.old_param_count != |
| 7273 | network->qos_data.param_count)) { |
| 7274 | set_qos_param = 1; |
| 7275 | network->qos_data.old_param_count = |
| 7276 | network->qos_data.param_count; |
| 7277 | } |
| 7278 | |
| 7279 | } else { |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 7280 | if ((network->mode == IEEE_B) || (priv->ieee->mode == IEEE_B)) |
| 7281 | memcpy(&priv->assoc_network->qos_data.parameters, |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 7282 | &def_parameters_CCK, size); |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 7283 | else |
| 7284 | memcpy(&priv->assoc_network->qos_data.parameters, |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 7285 | &def_parameters_OFDM, size); |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 7286 | priv->assoc_network->qos_data.active = 0; |
| 7287 | priv->assoc_network->qos_data.supported = 0; |
| 7288 | set_qos_param = 1; |
| 7289 | } |
| 7290 | |
| 7291 | spin_unlock_irqrestore(&priv->ieee->lock, flags); |
| 7292 | |
| 7293 | if (set_qos_param == 1) |
| 7294 | schedule_work(&priv->qos_activate); |
| 7295 | |
| 7296 | return ret; |
| 7297 | } |
| 7298 | |
| 7299 | static u32 ipw_qos_get_burst_duration(struct ipw_priv *priv) |
| 7300 | { |
| 7301 | u32 ret = 0; |
| 7302 | |
| 7303 | if ((priv == NULL)) |
| 7304 | return 0; |
| 7305 | |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 7306 | if (!(priv->ieee->modulation & IEEE80211_OFDM_MODULATION)) |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 7307 | ret = priv->qos_data.burst_duration_CCK; |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 7308 | else |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 7309 | ret = priv->qos_data.burst_duration_OFDM; |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 7310 | |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 7311 | return ret; |
| 7312 | } |
| 7313 | |
| 7314 | /* |
| 7315 | * Initialize the setting of QoS global |
| 7316 | */ |
| 7317 | static void ipw_qos_init(struct ipw_priv *priv, int enable, |
| 7318 | int burst_enable, u32 burst_duration_CCK, |
| 7319 | u32 burst_duration_OFDM) |
| 7320 | { |
| 7321 | priv->qos_data.qos_enable = enable; |
| 7322 | |
| 7323 | if (priv->qos_data.qos_enable) { |
| 7324 | priv->qos_data.def_qos_parm_CCK = &def_qos_parameters_CCK; |
| 7325 | priv->qos_data.def_qos_parm_OFDM = &def_qos_parameters_OFDM; |
| 7326 | IPW_DEBUG_QOS("QoS is enabled\n"); |
| 7327 | } else { |
| 7328 | priv->qos_data.def_qos_parm_CCK = &def_parameters_CCK; |
| 7329 | priv->qos_data.def_qos_parm_OFDM = &def_parameters_OFDM; |
| 7330 | IPW_DEBUG_QOS("QoS is not enabled\n"); |
| 7331 | } |
| 7332 | |
| 7333 | priv->qos_data.burst_enable = burst_enable; |
| 7334 | |
| 7335 | if (burst_enable) { |
| 7336 | priv->qos_data.burst_duration_CCK = burst_duration_CCK; |
| 7337 | priv->qos_data.burst_duration_OFDM = burst_duration_OFDM; |
| 7338 | } else { |
| 7339 | priv->qos_data.burst_duration_CCK = 0; |
| 7340 | priv->qos_data.burst_duration_OFDM = 0; |
| 7341 | } |
| 7342 | } |
| 7343 | |
| 7344 | /* |
| 7345 | * map the packet priority to the right TX Queue |
| 7346 | */ |
| 7347 | static int ipw_get_tx_queue_number(struct ipw_priv *priv, u16 priority) |
| 7348 | { |
| 7349 | if (priority > 7 || !priv->qos_data.qos_enable) |
| 7350 | priority = 0; |
| 7351 | |
| 7352 | return from_priority_to_tx_queue[priority] - 1; |
| 7353 | } |
| 7354 | |
| 7355 | /* |
| 7356 | * add QoS parameter to the TX command |
| 7357 | */ |
| 7358 | static int ipw_qos_set_tx_queue_command(struct ipw_priv *priv, |
| 7359 | u16 priority, |
| 7360 | struct tfd_data *tfd, u8 unicast) |
| 7361 | { |
| 7362 | int ret = 0; |
| 7363 | int tx_queue_id = 0; |
| 7364 | struct ieee80211_qos_data *qos_data = NULL; |
| 7365 | int active, supported; |
| 7366 | unsigned long flags; |
| 7367 | |
| 7368 | if (!(priv->status & STATUS_ASSOCIATED)) |
| 7369 | return 0; |
| 7370 | |
| 7371 | qos_data = &priv->assoc_network->qos_data; |
| 7372 | |
| 7373 | spin_lock_irqsave(&priv->ieee->lock, flags); |
| 7374 | |
| 7375 | if (priv->ieee->iw_mode == IW_MODE_ADHOC) { |
| 7376 | if (unicast == 0) |
| 7377 | qos_data->active = 0; |
| 7378 | else |
| 7379 | qos_data->active = qos_data->supported; |
| 7380 | } |
| 7381 | |
| 7382 | active = qos_data->active; |
| 7383 | supported = qos_data->supported; |
| 7384 | |
| 7385 | spin_unlock_irqrestore(&priv->ieee->lock, flags); |
| 7386 | |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 7387 | IPW_DEBUG_QOS("QoS %d network is QoS active %d supported %d " |
| 7388 | "unicast %d\n", |
| 7389 | priv->qos_data.qos_enable, active, supported, unicast); |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 7390 | if (active && priv->qos_data.qos_enable) { |
| 7391 | ret = from_priority_to_tx_queue[priority]; |
| 7392 | tx_queue_id = ret - 1; |
| 7393 | IPW_DEBUG_QOS("QoS packet priority is %d \n", priority); |
| 7394 | if (priority <= 7) { |
| 7395 | tfd->tx_flags_ext |= DCT_FLAG_EXT_QOS_ENABLED; |
| 7396 | tfd->tfd.tfd_26.mchdr.qos_ctrl = priority; |
| 7397 | tfd->tfd.tfd_26.mchdr.frame_ctl |= |
| 7398 | IEEE80211_STYPE_QOS_DATA; |
| 7399 | |
| 7400 | if (priv->qos_data.qos_no_ack_mask & |
| 7401 | (1UL << tx_queue_id)) { |
| 7402 | tfd->tx_flags &= ~DCT_FLAG_ACK_REQD; |
| 7403 | tfd->tfd.tfd_26.mchdr.qos_ctrl |= |
| 7404 | CTRL_QOS_NO_ACK; |
| 7405 | } |
| 7406 | } |
| 7407 | } |
| 7408 | |
| 7409 | return ret; |
| 7410 | } |
| 7411 | |
| 7412 | /* |
| 7413 | * background support to run QoS activate functionality |
| 7414 | */ |
| 7415 | static void ipw_bg_qos_activate(void *data) |
| 7416 | { |
| 7417 | struct ipw_priv *priv = data; |
| 7418 | |
| 7419 | if (priv == NULL) |
| 7420 | return; |
| 7421 | |
| 7422 | down(&priv->sem); |
| 7423 | |
| 7424 | if (priv->status & STATUS_ASSOCIATED) |
| 7425 | ipw_qos_activate(priv, &(priv->assoc_network->qos_data)); |
| 7426 | |
| 7427 | up(&priv->sem); |
| 7428 | } |
| 7429 | |
James Ketrenos | 3b9990c | 2005-08-19 13:18:55 -0500 | [diff] [blame] | 7430 | static int ipw_handle_probe_response(struct net_device *dev, |
| 7431 | struct ieee80211_probe_response *resp, |
| 7432 | struct ieee80211_network *network) |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 7433 | { |
| 7434 | struct ipw_priv *priv = ieee80211_priv(dev); |
James Ketrenos | 3b9990c | 2005-08-19 13:18:55 -0500 | [diff] [blame] | 7435 | int active_network = ((priv->status & STATUS_ASSOCIATED) && |
| 7436 | (network == priv->assoc_network)); |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 7437 | |
James Ketrenos | 3b9990c | 2005-08-19 13:18:55 -0500 | [diff] [blame] | 7438 | ipw_qos_handle_probe_response(priv, active_network, network); |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 7439 | |
James Ketrenos | 3b9990c | 2005-08-19 13:18:55 -0500 | [diff] [blame] | 7440 | return 0; |
| 7441 | } |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 7442 | |
James Ketrenos | 3b9990c | 2005-08-19 13:18:55 -0500 | [diff] [blame] | 7443 | static int ipw_handle_beacon(struct net_device *dev, |
| 7444 | struct ieee80211_beacon *resp, |
| 7445 | struct ieee80211_network *network) |
| 7446 | { |
| 7447 | struct ipw_priv *priv = ieee80211_priv(dev); |
| 7448 | int active_network = ((priv->status & STATUS_ASSOCIATED) && |
| 7449 | (network == priv->assoc_network)); |
| 7450 | |
| 7451 | ipw_qos_handle_probe_response(priv, active_network, network); |
| 7452 | |
| 7453 | return 0; |
| 7454 | } |
| 7455 | |
| 7456 | static int ipw_handle_assoc_response(struct net_device *dev, |
| 7457 | struct ieee80211_assoc_response *resp, |
| 7458 | struct ieee80211_network *network) |
| 7459 | { |
| 7460 | struct ipw_priv *priv = ieee80211_priv(dev); |
| 7461 | ipw_qos_association_resp(priv, network); |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 7462 | return 0; |
| 7463 | } |
| 7464 | |
| 7465 | static int ipw_send_qos_params_command(struct ipw_priv *priv, struct ieee80211_qos_parameters |
| 7466 | *qos_param) |
| 7467 | { |
| 7468 | struct host_cmd cmd = { |
| 7469 | .cmd = IPW_CMD_QOS_PARAMETERS, |
| 7470 | .len = (sizeof(struct ieee80211_qos_parameters) * 3) |
| 7471 | }; |
| 7472 | |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 7473 | memcpy(cmd.param, qos_param, sizeof(*qos_param) * 3); |
James Ketrenos | 9ddf84f | 2005-08-16 17:07:11 -0500 | [diff] [blame] | 7474 | return ipw_send_cmd(priv, &cmd); |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 7475 | } |
| 7476 | |
| 7477 | static int ipw_send_qos_info_command(struct ipw_priv *priv, struct ieee80211_qos_information_element |
| 7478 | *qos_param) |
| 7479 | { |
| 7480 | struct host_cmd cmd = { |
| 7481 | .cmd = IPW_CMD_WME_INFO, |
| 7482 | .len = sizeof(*qos_param) |
| 7483 | }; |
| 7484 | |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 7485 | memcpy(cmd.param, qos_param, sizeof(*qos_param)); |
James Ketrenos | 9ddf84f | 2005-08-16 17:07:11 -0500 | [diff] [blame] | 7486 | return ipw_send_cmd(priv, &cmd); |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 7487 | } |
| 7488 | |
| 7489 | #endif /* CONFIG_IPW_QOS */ |
| 7490 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 7491 | static int ipw_associate_network(struct ipw_priv *priv, |
| 7492 | struct ieee80211_network *network, |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 7493 | struct ipw_supported_rates *rates, int roaming) |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 7494 | { |
| 7495 | int err; |
| 7496 | |
| 7497 | if (priv->config & CFG_FIXED_RATE) |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 7498 | ipw_set_fixed_rate(priv, network->mode); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 7499 | |
| 7500 | if (!(priv->config & CFG_STATIC_ESSID)) { |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 7501 | priv->essid_len = min(network->ssid_len, |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 7502 | (u8) IW_ESSID_MAX_SIZE); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 7503 | memcpy(priv->essid, network->ssid, priv->essid_len); |
| 7504 | } |
| 7505 | |
| 7506 | network->last_associate = jiffies; |
| 7507 | |
| 7508 | memset(&priv->assoc_request, 0, sizeof(priv->assoc_request)); |
| 7509 | priv->assoc_request.channel = network->channel; |
| 7510 | if ((priv->capability & CAP_PRIVACY_ON) && |
| 7511 | (priv->capability & CAP_SHARED_KEY)) { |
| 7512 | priv->assoc_request.auth_type = AUTH_SHARED_KEY; |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 7513 | priv->assoc_request.auth_key = priv->ieee->sec.active_key; |
| 7514 | |
| 7515 | if ((priv->capability & CAP_PRIVACY_ON) && |
| 7516 | (priv->ieee->sec.level == SEC_LEVEL_1) && |
| 7517 | !(priv->ieee->host_encrypt || priv->ieee->host_decrypt)) |
| 7518 | ipw_send_wep_keys(priv, DCW_WEP_KEY_SEC_TYPE_WEP); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 7519 | } else { |
| 7520 | priv->assoc_request.auth_type = AUTH_OPEN; |
| 7521 | priv->assoc_request.auth_key = 0; |
| 7522 | } |
| 7523 | |
James Ketrenos | a613bff | 2005-08-24 21:43:11 -0500 | [diff] [blame] | 7524 | if (priv->ieee->wpa_ie_len) { |
James Ketrenos | ea2b26e | 2005-08-24 21:25:16 -0500 | [diff] [blame] | 7525 | priv->assoc_request.policy_support = 0x02; /* RSN active */ |
| 7526 | ipw_set_rsn_capa(priv, priv->ieee->wpa_ie, |
| 7527 | priv->ieee->wpa_ie_len); |
| 7528 | } |
James Ketrenos | ea2b26e | 2005-08-24 21:25:16 -0500 | [diff] [blame] | 7529 | |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 7530 | /* |
| 7531 | * It is valid for our ieee device to support multiple modes, but |
| 7532 | * when it comes to associating to a given network we have to choose |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 7533 | * just one mode. |
| 7534 | */ |
| 7535 | if (network->mode & priv->ieee->mode & IEEE_A) |
| 7536 | priv->assoc_request.ieee_mode = IPW_A_MODE; |
| 7537 | else if (network->mode & priv->ieee->mode & IEEE_G) |
| 7538 | priv->assoc_request.ieee_mode = IPW_G_MODE; |
| 7539 | else if (network->mode & priv->ieee->mode & IEEE_B) |
| 7540 | priv->assoc_request.ieee_mode = IPW_B_MODE; |
| 7541 | |
James Ketrenos | ea2b26e | 2005-08-24 21:25:16 -0500 | [diff] [blame] | 7542 | priv->assoc_request.capability = network->capability; |
| 7543 | if ((network->capability & WLAN_CAPABILITY_SHORT_PREAMBLE) |
| 7544 | && !(priv->config & CFG_PREAMBLE_LONG)) { |
| 7545 | priv->assoc_request.preamble_length = DCT_FLAG_SHORT_PREAMBLE; |
| 7546 | } else { |
| 7547 | priv->assoc_request.preamble_length = DCT_FLAG_LONG_PREAMBLE; |
| 7548 | |
| 7549 | /* Clear the short preamble if we won't be supporting it */ |
| 7550 | priv->assoc_request.capability &= |
| 7551 | ~WLAN_CAPABILITY_SHORT_PREAMBLE; |
| 7552 | } |
| 7553 | |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 7554 | /* Clear capability bits that aren't used in Ad Hoc */ |
| 7555 | if (priv->ieee->iw_mode == IW_MODE_ADHOC) |
| 7556 | priv->assoc_request.capability &= |
| 7557 | ~WLAN_CAPABILITY_SHORT_SLOT_TIME; |
| 7558 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 7559 | IPW_DEBUG_ASSOC("%sssocation attempt: '%s', channel %d, " |
James Ketrenos | ea2b26e | 2005-08-24 21:25:16 -0500 | [diff] [blame] | 7560 | "802.11%c [%d], %s[:%s], enc=%s%s%s%c%c\n", |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 7561 | roaming ? "Rea" : "A", |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 7562 | escape_essid(priv->essid, priv->essid_len), |
| 7563 | network->channel, |
| 7564 | ipw_modes[priv->assoc_request.ieee_mode], |
| 7565 | rates->num_rates, |
James Ketrenos | ea2b26e | 2005-08-24 21:25:16 -0500 | [diff] [blame] | 7566 | (priv->assoc_request.preamble_length == |
| 7567 | DCT_FLAG_LONG_PREAMBLE) ? "long" : "short", |
| 7568 | network->capability & |
| 7569 | WLAN_CAPABILITY_SHORT_PREAMBLE ? "short" : "long", |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 7570 | priv->capability & CAP_PRIVACY_ON ? "on " : "off", |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 7571 | priv->capability & CAP_PRIVACY_ON ? |
| 7572 | (priv->capability & CAP_SHARED_KEY ? "(shared)" : |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 7573 | "(open)") : "", |
| 7574 | priv->capability & CAP_PRIVACY_ON ? " key=" : "", |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 7575 | priv->capability & CAP_PRIVACY_ON ? |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 7576 | '1' + priv->ieee->sec.active_key : '.', |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 7577 | priv->capability & CAP_PRIVACY_ON ? '.' : ' '); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 7578 | |
| 7579 | priv->assoc_request.beacon_interval = network->beacon_interval; |
| 7580 | if ((priv->ieee->iw_mode == IW_MODE_ADHOC) && |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 7581 | (network->time_stamp[0] == 0) && (network->time_stamp[1] == 0)) { |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 7582 | priv->assoc_request.assoc_type = HC_IBSS_START; |
| 7583 | priv->assoc_request.assoc_tsf_msw = 0; |
| 7584 | priv->assoc_request.assoc_tsf_lsw = 0; |
| 7585 | } else { |
| 7586 | if (unlikely(roaming)) |
| 7587 | priv->assoc_request.assoc_type = HC_REASSOCIATE; |
| 7588 | else |
| 7589 | priv->assoc_request.assoc_type = HC_ASSOCIATE; |
| 7590 | priv->assoc_request.assoc_tsf_msw = network->time_stamp[1]; |
| 7591 | priv->assoc_request.assoc_tsf_lsw = network->time_stamp[0]; |
| 7592 | } |
| 7593 | |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 7594 | memcpy(priv->assoc_request.bssid, network->bssid, ETH_ALEN); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 7595 | |
| 7596 | if (priv->ieee->iw_mode == IW_MODE_ADHOC) { |
| 7597 | memset(&priv->assoc_request.dest, 0xFF, ETH_ALEN); |
| 7598 | priv->assoc_request.atim_window = network->atim_window; |
| 7599 | } else { |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 7600 | memcpy(priv->assoc_request.dest, network->bssid, ETH_ALEN); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 7601 | priv->assoc_request.atim_window = 0; |
| 7602 | } |
| 7603 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 7604 | priv->assoc_request.listen_interval = network->listen_interval; |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 7605 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 7606 | err = ipw_send_ssid(priv, priv->essid, priv->essid_len); |
| 7607 | if (err) { |
| 7608 | IPW_DEBUG_HC("Attempt to send SSID command failed.\n"); |
| 7609 | return err; |
| 7610 | } |
| 7611 | |
| 7612 | rates->ieee_mode = priv->assoc_request.ieee_mode; |
| 7613 | rates->purpose = IPW_RATE_CONNECT; |
| 7614 | ipw_send_supported_rates(priv, rates); |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 7615 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 7616 | if (priv->assoc_request.ieee_mode == IPW_G_MODE) |
| 7617 | priv->sys_config.dot11g_auto_detection = 1; |
| 7618 | else |
| 7619 | priv->sys_config.dot11g_auto_detection = 0; |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 7620 | |
| 7621 | if (priv->ieee->iw_mode == IW_MODE_ADHOC) |
| 7622 | priv->sys_config.answer_broadcast_ssid_probe = 1; |
| 7623 | else |
| 7624 | priv->sys_config.answer_broadcast_ssid_probe = 0; |
| 7625 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 7626 | err = ipw_send_system_config(priv, &priv->sys_config); |
| 7627 | if (err) { |
| 7628 | IPW_DEBUG_HC("Attempt to send sys config command failed.\n"); |
| 7629 | return err; |
| 7630 | } |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 7631 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 7632 | IPW_DEBUG_ASSOC("Association sensitivity: %d\n", network->stats.rssi); |
James Ketrenos | ea2b26e | 2005-08-24 21:25:16 -0500 | [diff] [blame] | 7633 | err = ipw_set_sensitivity(priv, network->stats.rssi + IPW_RSSI_TO_DBM); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 7634 | if (err) { |
| 7635 | IPW_DEBUG_HC("Attempt to send associate command failed.\n"); |
| 7636 | return err; |
| 7637 | } |
| 7638 | |
| 7639 | /* |
| 7640 | * If preemption is enabled, it is possible for the association |
| 7641 | * to complete before we return from ipw_send_associate. Therefore |
| 7642 | * we have to be sure and update our priviate data first. |
| 7643 | */ |
| 7644 | priv->channel = network->channel; |
| 7645 | memcpy(priv->bssid, network->bssid, ETH_ALEN); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 7646 | |
| 7647 | priv->assoc_network = network; |
| 7648 | |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 7649 | #ifdef CONFIG_IPW_QOS |
| 7650 | ipw_qos_association(priv, network); |
| 7651 | #endif |
| 7652 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 7653 | err = ipw_send_associate(priv, &priv->assoc_request); |
| 7654 | if (err) { |
| 7655 | IPW_DEBUG_HC("Attempt to send associate command failed.\n"); |
| 7656 | return err; |
| 7657 | } |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 7658 | |
Hong Liu | 7b99659 | 2005-08-25 17:36:13 +0800 | [diff] [blame] | 7659 | priv->status |= STATUS_ASSOCIATING; |
| 7660 | priv->status &= ~STATUS_SECURITY_UPDATED; |
| 7661 | |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 7662 | IPW_DEBUG(IPW_DL_STATE, "associating: '%s' " MAC_FMT " \n", |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 7663 | escape_essid(priv->essid, priv->essid_len), |
| 7664 | MAC_ARG(priv->bssid)); |
| 7665 | |
| 7666 | return 0; |
| 7667 | } |
| 7668 | |
| 7669 | static void ipw_roam(void *data) |
| 7670 | { |
| 7671 | struct ipw_priv *priv = data; |
| 7672 | struct ieee80211_network *network = NULL; |
| 7673 | struct ipw_network_match match = { |
| 7674 | .network = priv->assoc_network |
| 7675 | }; |
| 7676 | |
| 7677 | /* The roaming process is as follows: |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 7678 | * |
| 7679 | * 1. Missed beacon threshold triggers the roaming process by |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 7680 | * setting the status ROAM bit and requesting a scan. |
| 7681 | * 2. When the scan completes, it schedules the ROAM work |
| 7682 | * 3. The ROAM work looks at all of the known networks for one that |
| 7683 | * is a better network than the currently associated. If none |
| 7684 | * found, the ROAM process is over (ROAM bit cleared) |
| 7685 | * 4. If a better network is found, a disassociation request is |
| 7686 | * sent. |
| 7687 | * 5. When the disassociation completes, the roam work is again |
| 7688 | * scheduled. The second time through, the driver is no longer |
| 7689 | * associated, and the newly selected network is sent an |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 7690 | * association request. |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 7691 | * 6. At this point ,the roaming process is complete and the ROAM |
| 7692 | * status bit is cleared. |
| 7693 | */ |
| 7694 | |
| 7695 | /* If we are no longer associated, and the roaming bit is no longer |
| 7696 | * set, then we are not actively roaming, so just return */ |
| 7697 | if (!(priv->status & (STATUS_ASSOCIATED | STATUS_ROAMING))) |
| 7698 | return; |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 7699 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 7700 | if (priv->status & STATUS_ASSOCIATED) { |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 7701 | /* First pass through ROAM process -- look for a better |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 7702 | * network */ |
James Ketrenos | a613bff | 2005-08-24 21:43:11 -0500 | [diff] [blame] | 7703 | unsigned long flags; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 7704 | u8 rssi = priv->assoc_network->stats.rssi; |
| 7705 | priv->assoc_network->stats.rssi = -128; |
James Ketrenos | a613bff | 2005-08-24 21:43:11 -0500 | [diff] [blame] | 7706 | spin_lock_irqsave(&priv->ieee->lock, flags); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 7707 | list_for_each_entry(network, &priv->ieee->network_list, list) { |
| 7708 | if (network != priv->assoc_network) |
| 7709 | ipw_best_network(priv, &match, network, 1); |
| 7710 | } |
James Ketrenos | a613bff | 2005-08-24 21:43:11 -0500 | [diff] [blame] | 7711 | spin_unlock_irqrestore(&priv->ieee->lock, flags); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 7712 | priv->assoc_network->stats.rssi = rssi; |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 7713 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 7714 | if (match.network == priv->assoc_network) { |
| 7715 | IPW_DEBUG_ASSOC("No better APs in this network to " |
| 7716 | "roam to.\n"); |
| 7717 | priv->status &= ~STATUS_ROAMING; |
| 7718 | ipw_debug_config(priv); |
| 7719 | return; |
| 7720 | } |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 7721 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 7722 | ipw_send_disassociate(priv, 1); |
| 7723 | priv->assoc_network = match.network; |
| 7724 | |
| 7725 | return; |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 7726 | } |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 7727 | |
| 7728 | /* Second pass through ROAM process -- request association */ |
| 7729 | ipw_compatible_rates(priv, priv->assoc_network, &match.rates); |
| 7730 | ipw_associate_network(priv, priv->assoc_network, &match.rates, 1); |
| 7731 | priv->status &= ~STATUS_ROAMING; |
| 7732 | } |
| 7733 | |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 7734 | static void ipw_bg_roam(void *data) |
| 7735 | { |
| 7736 | struct ipw_priv *priv = data; |
| 7737 | down(&priv->sem); |
| 7738 | ipw_roam(data); |
| 7739 | up(&priv->sem); |
| 7740 | } |
| 7741 | |
| 7742 | static int ipw_associate(void *data) |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 7743 | { |
| 7744 | struct ipw_priv *priv = data; |
| 7745 | |
| 7746 | struct ieee80211_network *network = NULL; |
| 7747 | struct ipw_network_match match = { |
| 7748 | .network = NULL |
| 7749 | }; |
| 7750 | struct ipw_supported_rates *rates; |
| 7751 | struct list_head *element; |
James Ketrenos | a613bff | 2005-08-24 21:43:11 -0500 | [diff] [blame] | 7752 | unsigned long flags; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 7753 | |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 7754 | if (priv->ieee->iw_mode == IW_MODE_MONITOR) { |
| 7755 | IPW_DEBUG_ASSOC("Not attempting association (monitor mode)\n"); |
| 7756 | return 0; |
| 7757 | } |
| 7758 | |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 7759 | if (priv->status & (STATUS_ASSOCIATED | STATUS_ASSOCIATING)) { |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 7760 | IPW_DEBUG_ASSOC("Not attempting association (already in " |
| 7761 | "progress)\n"); |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 7762 | return 0; |
| 7763 | } |
| 7764 | |
| 7765 | if (!ipw_is_init(priv) || (priv->status & STATUS_SCANNING)) { |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 7766 | IPW_DEBUG_ASSOC("Not attempting association (scanning or not " |
| 7767 | "initialized)\n"); |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 7768 | return 0; |
| 7769 | } |
| 7770 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 7771 | if (!(priv->config & CFG_ASSOCIATE) && |
| 7772 | !(priv->config & (CFG_STATIC_ESSID | |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 7773 | CFG_STATIC_CHANNEL | CFG_STATIC_BSSID))) { |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 7774 | IPW_DEBUG_ASSOC("Not attempting association (associate=0)\n"); |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 7775 | return 0; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 7776 | } |
| 7777 | |
James Ketrenos | a613bff | 2005-08-24 21:43:11 -0500 | [diff] [blame] | 7778 | /* Protect our use of the network_list */ |
| 7779 | spin_lock_irqsave(&priv->ieee->lock, flags); |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 7780 | list_for_each_entry(network, &priv->ieee->network_list, list) |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 7781 | ipw_best_network(priv, &match, network, 0); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 7782 | |
| 7783 | network = match.network; |
| 7784 | rates = &match.rates; |
| 7785 | |
| 7786 | if (network == NULL && |
| 7787 | priv->ieee->iw_mode == IW_MODE_ADHOC && |
| 7788 | priv->config & CFG_ADHOC_CREATE && |
| 7789 | priv->config & CFG_STATIC_ESSID && |
James Ketrenos | a613bff | 2005-08-24 21:43:11 -0500 | [diff] [blame] | 7790 | priv->config & CFG_STATIC_CHANNEL && |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 7791 | !list_empty(&priv->ieee->network_free_list)) { |
| 7792 | element = priv->ieee->network_free_list.next; |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 7793 | network = list_entry(element, struct ieee80211_network, list); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 7794 | ipw_adhoc_create(priv, network); |
| 7795 | rates = &priv->rates; |
| 7796 | list_del(element); |
| 7797 | list_add_tail(&network->list, &priv->ieee->network_list); |
| 7798 | } |
James Ketrenos | a613bff | 2005-08-24 21:43:11 -0500 | [diff] [blame] | 7799 | spin_unlock_irqrestore(&priv->ieee->lock, flags); |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 7800 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 7801 | /* If we reached the end of the list, then we don't have any valid |
| 7802 | * matching APs */ |
| 7803 | if (!network) { |
| 7804 | ipw_debug_config(priv); |
| 7805 | |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 7806 | if (!(priv->status & STATUS_SCANNING)) { |
| 7807 | if (!(priv->config & CFG_SPEED_SCAN)) |
| 7808 | queue_delayed_work(priv->workqueue, |
| 7809 | &priv->request_scan, |
| 7810 | SCAN_INTERVAL); |
| 7811 | else |
| 7812 | queue_work(priv->workqueue, |
| 7813 | &priv->request_scan); |
| 7814 | } |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 7815 | |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 7816 | return 0; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 7817 | } |
| 7818 | |
| 7819 | ipw_associate_network(priv, network, rates, 0); |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 7820 | |
| 7821 | return 1; |
| 7822 | } |
| 7823 | |
| 7824 | static void ipw_bg_associate(void *data) |
| 7825 | { |
| 7826 | struct ipw_priv *priv = data; |
| 7827 | down(&priv->sem); |
| 7828 | ipw_associate(data); |
| 7829 | up(&priv->sem); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 7830 | } |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 7831 | |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 7832 | static void ipw_rebuild_decrypted_skb(struct ipw_priv *priv, |
| 7833 | struct sk_buff *skb) |
| 7834 | { |
| 7835 | struct ieee80211_hdr *hdr; |
| 7836 | u16 fc; |
| 7837 | |
| 7838 | hdr = (struct ieee80211_hdr *)skb->data; |
| 7839 | fc = le16_to_cpu(hdr->frame_ctl); |
| 7840 | if (!(fc & IEEE80211_FCTL_PROTECTED)) |
| 7841 | return; |
| 7842 | |
| 7843 | fc &= ~IEEE80211_FCTL_PROTECTED; |
| 7844 | hdr->frame_ctl = cpu_to_le16(fc); |
| 7845 | switch (priv->ieee->sec.level) { |
| 7846 | case SEC_LEVEL_3: |
| 7847 | /* Remove CCMP HDR */ |
| 7848 | memmove(skb->data + IEEE80211_3ADDR_LEN, |
| 7849 | skb->data + IEEE80211_3ADDR_LEN + 8, |
| 7850 | skb->len - IEEE80211_3ADDR_LEN - 8); |
Zhu Yi | a2d73e6 | 2005-07-13 12:24:51 -0500 | [diff] [blame] | 7851 | if (fc & IEEE80211_FCTL_MOREFRAGS) |
| 7852 | skb_trim(skb, skb->len - 16); /* 2*MIC */ |
| 7853 | else |
| 7854 | skb_trim(skb, skb->len - 8); /* MIC */ |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 7855 | break; |
| 7856 | case SEC_LEVEL_2: |
| 7857 | break; |
| 7858 | case SEC_LEVEL_1: |
| 7859 | /* Remove IV */ |
| 7860 | memmove(skb->data + IEEE80211_3ADDR_LEN, |
| 7861 | skb->data + IEEE80211_3ADDR_LEN + 4, |
| 7862 | skb->len - IEEE80211_3ADDR_LEN - 4); |
Zhu Yi | a2d73e6 | 2005-07-13 12:24:51 -0500 | [diff] [blame] | 7863 | if (fc & IEEE80211_FCTL_MOREFRAGS) |
| 7864 | skb_trim(skb, skb->len - 8); /* 2*ICV */ |
| 7865 | else |
| 7866 | skb_trim(skb, skb->len - 4); /* ICV */ |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 7867 | break; |
| 7868 | case SEC_LEVEL_0: |
| 7869 | break; |
| 7870 | default: |
| 7871 | printk(KERN_ERR "Unknow security level %d\n", |
| 7872 | priv->ieee->sec.level); |
| 7873 | break; |
| 7874 | } |
| 7875 | } |
| 7876 | |
| 7877 | static void ipw_handle_data_packet(struct ipw_priv *priv, |
| 7878 | struct ipw_rx_mem_buffer *rxb, |
| 7879 | struct ieee80211_rx_stats *stats) |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 7880 | { |
| 7881 | struct ipw_rx_packet *pkt = (struct ipw_rx_packet *)rxb->skb->data; |
| 7882 | |
| 7883 | /* We received data from the HW, so stop the watchdog */ |
| 7884 | priv->net_dev->trans_start = jiffies; |
| 7885 | |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 7886 | /* We only process data packets if the |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 7887 | * interface is open */ |
James Ketrenos | a613bff | 2005-08-24 21:43:11 -0500 | [diff] [blame] | 7888 | if (unlikely((le16_to_cpu(pkt->u.frame.length) + IPW_RX_FRAME_SIZE) > |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 7889 | skb_tailroom(rxb->skb))) { |
| 7890 | priv->ieee->stats.rx_errors++; |
| 7891 | priv->wstats.discard.misc++; |
| 7892 | IPW_DEBUG_DROP("Corruption detected! Oh no!\n"); |
| 7893 | return; |
| 7894 | } else if (unlikely(!netif_running(priv->net_dev))) { |
| 7895 | priv->ieee->stats.rx_dropped++; |
| 7896 | priv->wstats.discard.misc++; |
| 7897 | IPW_DEBUG_DROP("Dropping packet while interface is not up.\n"); |
| 7898 | return; |
| 7899 | } |
| 7900 | |
| 7901 | /* Advance skb->data to the start of the actual payload */ |
Jiri Benc | aaa4d30 | 2005-06-07 14:58:41 +0200 | [diff] [blame] | 7902 | skb_reserve(rxb->skb, offsetof(struct ipw_rx_packet, u.frame.data)); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 7903 | |
| 7904 | /* Set the size of the skb to the size of the frame */ |
James Ketrenos | a613bff | 2005-08-24 21:43:11 -0500 | [diff] [blame] | 7905 | skb_put(rxb->skb, le16_to_cpu(pkt->u.frame.length)); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 7906 | |
| 7907 | IPW_DEBUG_RX("Rx packet of %d bytes.\n", rxb->skb->len); |
| 7908 | |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 7909 | /* HW decrypt will not clear the WEP bit, MIC, PN, etc. */ |
Zhu Yi | 5513579 | 2005-08-25 17:43:14 +0800 | [diff] [blame] | 7910 | if (!priv->ieee->host_decrypt && priv->ieee->iw_mode != IW_MODE_MONITOR) |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 7911 | ipw_rebuild_decrypted_skb(priv, rxb->skb); |
| 7912 | |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 7913 | if (!ieee80211_rx(priv->ieee, rxb->skb, stats)) |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 7914 | priv->ieee->stats.rx_errors++; |
James Ketrenos | a613bff | 2005-08-24 21:43:11 -0500 | [diff] [blame] | 7915 | else { /* ieee80211_rx succeeded, so it now owns the SKB */ |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 7916 | rxb->skb = NULL; |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 7917 | __ipw_led_activity_on(priv); |
James Ketrenos | a613bff | 2005-08-24 21:43:11 -0500 | [diff] [blame] | 7918 | } |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 7919 | } |
| 7920 | |
Mike Kershaw | 24a47db | 2005-08-26 00:41:54 -0500 | [diff] [blame^] | 7921 | #ifdef CONFIG_IEEE80211_RADIOTAP |
| 7922 | static void ipw_handle_data_packet_monitor(struct ipw_priv *priv, |
| 7923 | struct ipw_rx_mem_buffer *rxb, |
| 7924 | struct ieee80211_rx_stats *stats) |
| 7925 | { |
| 7926 | struct ipw_rx_packet *pkt = (struct ipw_rx_packet *)rxb->skb->data; |
| 7927 | struct ipw_rx_frame *frame = &pkt->u.frame; |
| 7928 | |
| 7929 | /* initial pull of some data */ |
| 7930 | u16 received_channel = frame->received_channel; |
| 7931 | u8 antennaAndPhy = frame->antennaAndPhy; |
| 7932 | s8 antsignal = frame->rssi_dbm - IPW_RSSI_TO_DBM; /* call it signed anyhow */ |
| 7933 | u16 pktrate = frame->rate; |
| 7934 | |
| 7935 | /* Magic struct that slots into the radiotap header -- no reason |
| 7936 | * to build this manually element by element, we can write it much |
| 7937 | * more efficiently than we can parse it. ORDER MATTERS HERE */ |
| 7938 | struct ipw_rt_hdr { |
| 7939 | struct ieee80211_radiotap_header rt_hdr; |
| 7940 | u8 rt_flags; /* radiotap packet flags */ |
| 7941 | u8 rt_rate; /* rate in 500kb/s */ |
| 7942 | u16 rt_channel; /* channel in mhz */ |
| 7943 | u16 rt_chbitmask; /* channel bitfield */ |
| 7944 | s8 rt_dbmsignal; /* signal in dbM, kluged to signed */ |
| 7945 | u8 rt_antenna; /* antenna number */ |
| 7946 | } *ipw_rt; |
| 7947 | |
| 7948 | short len = le16_to_cpu(pkt->u.frame.length); |
| 7949 | |
| 7950 | /* We received data from the HW, so stop the watchdog */ |
| 7951 | priv->net_dev->trans_start = jiffies; |
| 7952 | |
| 7953 | /* We only process data packets if the |
| 7954 | * interface is open */ |
| 7955 | if (unlikely((le16_to_cpu(pkt->u.frame.length) + IPW_RX_FRAME_SIZE) > |
| 7956 | skb_tailroom(rxb->skb))) { |
| 7957 | priv->ieee->stats.rx_errors++; |
| 7958 | priv->wstats.discard.misc++; |
| 7959 | IPW_DEBUG_DROP("Corruption detected! Oh no!\n"); |
| 7960 | return; |
| 7961 | } else if (unlikely(!netif_running(priv->net_dev))) { |
| 7962 | priv->ieee->stats.rx_dropped++; |
| 7963 | priv->wstats.discard.misc++; |
| 7964 | IPW_DEBUG_DROP("Dropping packet while interface is not up.\n"); |
| 7965 | return; |
| 7966 | } |
| 7967 | |
| 7968 | /* Libpcap 0.9.3+ can handle variable length radiotap, so we'll use |
| 7969 | * that now */ |
| 7970 | if (len > IPW_RX_BUF_SIZE - sizeof(struct ipw_rt_hdr)) { |
| 7971 | /* FIXME: Should alloc bigger skb instead */ |
| 7972 | priv->ieee->stats.rx_dropped++; |
| 7973 | priv->wstats.discard.misc++; |
| 7974 | IPW_DEBUG_DROP("Dropping too large packet in monitor\n"); |
| 7975 | return; |
| 7976 | } |
| 7977 | |
| 7978 | /* copy the frame itself */ |
| 7979 | memmove(rxb->skb->data + sizeof(struct ipw_rt_hdr), |
| 7980 | rxb->skb->data + IPW_RX_FRAME_SIZE, len); |
| 7981 | |
| 7982 | /* Zero the radiotap static buffer ... We only need to zero the bytes NOT |
| 7983 | * part of our real header, saves a little time. |
| 7984 | * |
| 7985 | * No longer necessary since we fill in all our data. Purge before merging |
| 7986 | * patch officially. |
| 7987 | * memset(rxb->skb->data + sizeof(struct ipw_rt_hdr), 0, |
| 7988 | * IEEE80211_RADIOTAP_HDRLEN - sizeof(struct ipw_rt_hdr)); |
| 7989 | */ |
| 7990 | |
| 7991 | ipw_rt = (struct ipw_rt_hdr *)rxb->skb->data; |
| 7992 | |
| 7993 | ipw_rt->rt_hdr.it_version = PKTHDR_RADIOTAP_VERSION; |
| 7994 | ipw_rt->rt_hdr.it_pad = 0; /* always good to zero */ |
| 7995 | ipw_rt->rt_hdr.it_len = sizeof(struct ipw_rt_hdr); /* total header+data */ |
| 7996 | |
| 7997 | /* Big bitfield of all the fields we provide in radiotap */ |
| 7998 | ipw_rt->rt_hdr.it_present = |
| 7999 | ((1 << IEEE80211_RADIOTAP_FLAGS) | |
| 8000 | (1 << IEEE80211_RADIOTAP_RATE) | |
| 8001 | (1 << IEEE80211_RADIOTAP_CHANNEL) | |
| 8002 | (1 << IEEE80211_RADIOTAP_DBM_ANTSIGNAL) | |
| 8003 | (1 << IEEE80211_RADIOTAP_ANTENNA)); |
| 8004 | |
| 8005 | /* Zero the flags, we'll add to them as we go */ |
| 8006 | ipw_rt->rt_flags = 0; |
| 8007 | |
| 8008 | /* Convert signal to DBM */ |
| 8009 | ipw_rt->rt_dbmsignal = antsignal; |
| 8010 | |
| 8011 | /* Convert the channel data and set the flags */ |
| 8012 | ipw_rt->rt_channel = cpu_to_le16(ieee80211chan2mhz(received_channel)); |
| 8013 | if (received_channel > 14) { /* 802.11a */ |
| 8014 | ipw_rt->rt_chbitmask = |
| 8015 | cpu_to_le16((IEEE80211_CHAN_OFDM | IEEE80211_CHAN_5GHZ)); |
| 8016 | } else if (antennaAndPhy & 32) { /* 802.11b */ |
| 8017 | ipw_rt->rt_chbitmask = |
| 8018 | cpu_to_le16((IEEE80211_CHAN_CCK | IEEE80211_CHAN_2GHZ)); |
| 8019 | } else { /* 802.11g */ |
| 8020 | ipw_rt->rt_chbitmask = |
| 8021 | (IEEE80211_CHAN_OFDM | IEEE80211_CHAN_2GHZ); |
| 8022 | } |
| 8023 | |
| 8024 | /* set the rate in multiples of 500k/s */ |
| 8025 | switch (pktrate) { |
| 8026 | case IPW_TX_RATE_1MB: |
| 8027 | ipw_rt->rt_rate = 2; |
| 8028 | break; |
| 8029 | case IPW_TX_RATE_2MB: |
| 8030 | ipw_rt->rt_rate = 4; |
| 8031 | break; |
| 8032 | case IPW_TX_RATE_5MB: |
| 8033 | ipw_rt->rt_rate = 10; |
| 8034 | break; |
| 8035 | case IPW_TX_RATE_6MB: |
| 8036 | ipw_rt->rt_rate = 12; |
| 8037 | break; |
| 8038 | case IPW_TX_RATE_9MB: |
| 8039 | ipw_rt->rt_rate = 18; |
| 8040 | break; |
| 8041 | case IPW_TX_RATE_11MB: |
| 8042 | ipw_rt->rt_rate = 22; |
| 8043 | break; |
| 8044 | case IPW_TX_RATE_12MB: |
| 8045 | ipw_rt->rt_rate = 24; |
| 8046 | break; |
| 8047 | case IPW_TX_RATE_18MB: |
| 8048 | ipw_rt->rt_rate = 36; |
| 8049 | break; |
| 8050 | case IPW_TX_RATE_24MB: |
| 8051 | ipw_rt->rt_rate = 48; |
| 8052 | break; |
| 8053 | case IPW_TX_RATE_36MB: |
| 8054 | ipw_rt->rt_rate = 72; |
| 8055 | break; |
| 8056 | case IPW_TX_RATE_48MB: |
| 8057 | ipw_rt->rt_rate = 96; |
| 8058 | break; |
| 8059 | case IPW_TX_RATE_54MB: |
| 8060 | ipw_rt->rt_rate = 108; |
| 8061 | break; |
| 8062 | default: |
| 8063 | ipw_rt->rt_rate = 0; |
| 8064 | break; |
| 8065 | } |
| 8066 | |
| 8067 | /* antenna number */ |
| 8068 | ipw_rt->rt_antenna = (antennaAndPhy & 3); /* Is this right? */ |
| 8069 | |
| 8070 | /* set the preamble flag if we have it */ |
| 8071 | if ((antennaAndPhy & 64)) |
| 8072 | ipw_rt->rt_flags |= IEEE80211_RADIOTAP_F_SHORTPRE; |
| 8073 | |
| 8074 | /* Set the size of the skb to the size of the frame */ |
| 8075 | skb_put(rxb->skb, len + sizeof(struct ipw_rt_hdr)); |
| 8076 | |
| 8077 | IPW_DEBUG_RX("Rx packet of %d bytes.\n", rxb->skb->len); |
| 8078 | |
| 8079 | if (!ieee80211_rx(priv->ieee, rxb->skb, stats)) |
| 8080 | priv->ieee->stats.rx_errors++; |
| 8081 | else { /* ieee80211_rx succeeded, so it now owns the SKB */ |
| 8082 | rxb->skb = NULL; |
| 8083 | /* no LED during capture */ |
| 8084 | } |
| 8085 | } |
| 8086 | #endif |
| 8087 | |
James Ketrenos | ea2b26e | 2005-08-24 21:25:16 -0500 | [diff] [blame] | 8088 | static inline int is_network_packet(struct ipw_priv *priv, |
| 8089 | struct ieee80211_hdr_4addr *header) |
| 8090 | { |
| 8091 | /* Filter incoming packets to determine if they are targetted toward |
| 8092 | * this network, discarding packets coming from ourselves */ |
| 8093 | switch (priv->ieee->iw_mode) { |
James Ketrenos | a613bff | 2005-08-24 21:43:11 -0500 | [diff] [blame] | 8094 | case IW_MODE_ADHOC: /* Header: Dest. | Source | BSSID */ |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 8095 | /* packets from our adapter are dropped (echo) */ |
| 8096 | if (!memcmp(header->addr2, priv->net_dev->dev_addr, ETH_ALEN)) |
| 8097 | return 0; |
| 8098 | |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 8099 | /* multicast packets to our IBSS go through */ |
| 8100 | if (is_multicast_ether_addr(header->addr1)) |
James Ketrenos | ea2b26e | 2005-08-24 21:25:16 -0500 | [diff] [blame] | 8101 | return !memcmp(header->addr3, priv->bssid, ETH_ALEN); |
James Ketrenos | a613bff | 2005-08-24 21:43:11 -0500 | [diff] [blame] | 8102 | |
| 8103 | /* packets to our adapter go through */ |
| 8104 | return !memcmp(header->addr1, priv->net_dev->dev_addr, |
| 8105 | ETH_ALEN); |
James Ketrenos | a613bff | 2005-08-24 21:43:11 -0500 | [diff] [blame] | 8106 | |
| 8107 | case IW_MODE_INFRA: /* Header: Dest. | AP{BSSID} | Source */ |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 8108 | /* packets from our adapter are dropped (echo) */ |
| 8109 | if (!memcmp(header->addr3, priv->net_dev->dev_addr, ETH_ALEN)) |
| 8110 | return 0; |
| 8111 | |
James Ketrenos | a613bff | 2005-08-24 21:43:11 -0500 | [diff] [blame] | 8112 | /* {broad,multi}cast packets to our IBSS go through */ |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 8113 | if (is_multicast_ether_addr(header->addr1)) |
James Ketrenos | a613bff | 2005-08-24 21:43:11 -0500 | [diff] [blame] | 8114 | return !memcmp(header->addr2, priv->bssid, ETH_ALEN); |
| 8115 | |
| 8116 | /* packets to our adapter go through */ |
| 8117 | return !memcmp(header->addr1, priv->net_dev->dev_addr, |
| 8118 | ETH_ALEN); |
James Ketrenos | ea2b26e | 2005-08-24 21:25:16 -0500 | [diff] [blame] | 8119 | } |
James Ketrenos | a613bff | 2005-08-24 21:43:11 -0500 | [diff] [blame] | 8120 | |
James Ketrenos | ea2b26e | 2005-08-24 21:25:16 -0500 | [diff] [blame] | 8121 | return 1; |
| 8122 | } |
| 8123 | |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 8124 | #define IPW_PACKET_RETRY_TIME HZ |
| 8125 | |
| 8126 | static inline int is_duplicate_packet(struct ipw_priv *priv, |
| 8127 | struct ieee80211_hdr_4addr *header) |
| 8128 | { |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 8129 | u16 sc = le16_to_cpu(header->seq_ctl); |
| 8130 | u16 seq = WLAN_GET_SEQ_SEQ(sc); |
| 8131 | u16 frag = WLAN_GET_SEQ_FRAG(sc); |
| 8132 | u16 *last_seq, *last_frag; |
| 8133 | unsigned long *last_time; |
| 8134 | |
| 8135 | switch (priv->ieee->iw_mode) { |
| 8136 | case IW_MODE_ADHOC: |
| 8137 | { |
| 8138 | struct list_head *p; |
| 8139 | struct ipw_ibss_seq *entry = NULL; |
| 8140 | u8 *mac = header->addr2; |
| 8141 | int index = mac[5] % IPW_IBSS_MAC_HASH_SIZE; |
| 8142 | |
| 8143 | __list_for_each(p, &priv->ibss_mac_hash[index]) { |
| 8144 | entry = |
| 8145 | list_entry(p, struct ipw_ibss_seq, list); |
| 8146 | if (!memcmp(entry->mac, mac, ETH_ALEN)) |
| 8147 | break; |
| 8148 | } |
| 8149 | if (p == &priv->ibss_mac_hash[index]) { |
| 8150 | entry = kmalloc(sizeof(*entry), GFP_ATOMIC); |
| 8151 | if (!entry) { |
| 8152 | IPW_ERROR |
| 8153 | ("Cannot malloc new mac entry\n"); |
| 8154 | return 0; |
| 8155 | } |
| 8156 | memcpy(entry->mac, mac, ETH_ALEN); |
| 8157 | entry->seq_num = seq; |
| 8158 | entry->frag_num = frag; |
| 8159 | entry->packet_time = jiffies; |
| 8160 | list_add(&entry->list, |
| 8161 | &priv->ibss_mac_hash[index]); |
| 8162 | return 0; |
| 8163 | } |
| 8164 | last_seq = &entry->seq_num; |
| 8165 | last_frag = &entry->frag_num; |
| 8166 | last_time = &entry->packet_time; |
| 8167 | break; |
| 8168 | } |
| 8169 | case IW_MODE_INFRA: |
| 8170 | last_seq = &priv->last_seq_num; |
| 8171 | last_frag = &priv->last_frag_num; |
| 8172 | last_time = &priv->last_packet_time; |
| 8173 | break; |
| 8174 | default: |
| 8175 | return 0; |
| 8176 | } |
| 8177 | if ((*last_seq == seq) && |
| 8178 | time_after(*last_time + IPW_PACKET_RETRY_TIME, jiffies)) { |
| 8179 | if (*last_frag == frag) |
| 8180 | goto drop; |
| 8181 | if (*last_frag + 1 != frag) |
| 8182 | /* out-of-order fragment */ |
| 8183 | goto drop; |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 8184 | } else |
| 8185 | *last_seq = seq; |
| 8186 | |
Zhu Yi | f57ce7c | 2005-07-13 12:22:15 -0500 | [diff] [blame] | 8187 | *last_frag = frag; |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 8188 | *last_time = jiffies; |
| 8189 | return 0; |
| 8190 | |
| 8191 | drop: |
Zhu Yi | 87b016c | 2005-08-05 17:17:35 +0800 | [diff] [blame] | 8192 | /* Comment this line now since we observed the card receives |
| 8193 | * duplicate packets but the FCTL_RETRY bit is not set in the |
| 8194 | * IBSS mode with fragmentation enabled. |
| 8195 | BUG_ON(!(le16_to_cpu(header->frame_ctl) & IEEE80211_FCTL_RETRY)); */ |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 8196 | return 1; |
| 8197 | } |
| 8198 | |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 8199 | static void ipw_handle_mgmt_packet(struct ipw_priv *priv, |
| 8200 | struct ipw_rx_mem_buffer *rxb, |
| 8201 | struct ieee80211_rx_stats *stats) |
| 8202 | { |
| 8203 | struct sk_buff *skb = rxb->skb; |
| 8204 | struct ipw_rx_packet *pkt = (struct ipw_rx_packet *)skb->data; |
| 8205 | struct ieee80211_hdr_4addr *header = (struct ieee80211_hdr_4addr *) |
| 8206 | (skb->data + IPW_RX_FRAME_SIZE); |
| 8207 | |
| 8208 | ieee80211_rx_mgt(priv->ieee, header, stats); |
| 8209 | |
| 8210 | if (priv->ieee->iw_mode == IW_MODE_ADHOC && |
| 8211 | ((WLAN_FC_GET_STYPE(le16_to_cpu(header->frame_ctl)) == |
| 8212 | IEEE80211_STYPE_PROBE_RESP) || |
| 8213 | (WLAN_FC_GET_STYPE(le16_to_cpu(header->frame_ctl)) == |
| 8214 | IEEE80211_STYPE_BEACON))) { |
| 8215 | if (!memcmp(header->addr3, priv->bssid, ETH_ALEN)) |
| 8216 | ipw_add_station(priv, header->addr2); |
| 8217 | } |
| 8218 | |
| 8219 | if (priv->config & CFG_NET_STATS) { |
| 8220 | IPW_DEBUG_HC("sending stat packet\n"); |
| 8221 | |
| 8222 | /* Set the size of the skb to the size of the full |
| 8223 | * ipw header and 802.11 frame */ |
| 8224 | skb_put(skb, le16_to_cpu(pkt->u.frame.length) + |
| 8225 | IPW_RX_FRAME_SIZE); |
| 8226 | |
| 8227 | /* Advance past the ipw packet header to the 802.11 frame */ |
| 8228 | skb_pull(skb, IPW_RX_FRAME_SIZE); |
| 8229 | |
| 8230 | /* Push the ieee80211_rx_stats before the 802.11 frame */ |
| 8231 | memcpy(skb_push(skb, sizeof(*stats)), stats, sizeof(*stats)); |
| 8232 | |
| 8233 | skb->dev = priv->ieee->dev; |
| 8234 | |
| 8235 | /* Point raw at the ieee80211_stats */ |
| 8236 | skb->mac.raw = skb->data; |
| 8237 | |
| 8238 | skb->pkt_type = PACKET_OTHERHOST; |
| 8239 | skb->protocol = __constant_htons(ETH_P_80211_STATS); |
| 8240 | memset(skb->cb, 0, sizeof(rxb->skb->cb)); |
| 8241 | netif_rx(skb); |
| 8242 | rxb->skb = NULL; |
| 8243 | } |
| 8244 | } |
| 8245 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 8246 | /* |
| 8247 | * Main entry function for recieving a packet with 80211 headers. This |
| 8248 | * should be called when ever the FW has notified us that there is a new |
| 8249 | * skb in the recieve queue. |
| 8250 | */ |
| 8251 | static void ipw_rx(struct ipw_priv *priv) |
| 8252 | { |
| 8253 | struct ipw_rx_mem_buffer *rxb; |
| 8254 | struct ipw_rx_packet *pkt; |
James Ketrenos | 0dacca1 | 2005-09-21 12:23:41 -0500 | [diff] [blame] | 8255 | struct ieee80211_hdr_4addr *header; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 8256 | u32 r, w, i; |
| 8257 | u8 network_packet; |
| 8258 | |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 8259 | r = ipw_read32(priv, IPW_RX_READ_INDEX); |
| 8260 | w = ipw_read32(priv, IPW_RX_WRITE_INDEX); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 8261 | i = (priv->rxq->processed + 1) % RX_QUEUE_SIZE; |
| 8262 | |
| 8263 | while (i != r) { |
| 8264 | rxb = priv->rxq->queue[i]; |
| 8265 | #ifdef CONFIG_IPW_DEBUG |
| 8266 | if (unlikely(rxb == NULL)) { |
| 8267 | printk(KERN_CRIT "Queue not allocated!\n"); |
| 8268 | break; |
| 8269 | } |
| 8270 | #endif |
| 8271 | priv->rxq->queue[i] = NULL; |
| 8272 | |
| 8273 | pci_dma_sync_single_for_cpu(priv->pci_dev, rxb->dma_addr, |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 8274 | IPW_RX_BUF_SIZE, |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 8275 | PCI_DMA_FROMDEVICE); |
| 8276 | |
| 8277 | pkt = (struct ipw_rx_packet *)rxb->skb->data; |
| 8278 | IPW_DEBUG_RX("Packet: type=%02X seq=%02X bits=%02X\n", |
| 8279 | pkt->header.message_type, |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 8280 | pkt->header.rx_seq_num, pkt->header.control_bits); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 8281 | |
| 8282 | switch (pkt->header.message_type) { |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 8283 | case RX_FRAME_TYPE: /* 802.11 frame */ { |
| 8284 | struct ieee80211_rx_stats stats = { |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 8285 | .rssi = |
| 8286 | le16_to_cpu(pkt->u.frame.rssi_dbm) - |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 8287 | IPW_RSSI_TO_DBM, |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 8288 | .signal = |
| 8289 | le16_to_cpu(pkt->u.frame.signal), |
| 8290 | .noise = |
| 8291 | le16_to_cpu(pkt->u.frame.noise), |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 8292 | .rate = pkt->u.frame.rate, |
| 8293 | .mac_time = jiffies, |
| 8294 | .received_channel = |
| 8295 | pkt->u.frame.received_channel, |
| 8296 | .freq = |
| 8297 | (pkt->u.frame. |
| 8298 | control & (1 << 0)) ? |
| 8299 | IEEE80211_24GHZ_BAND : |
| 8300 | IEEE80211_52GHZ_BAND, |
James Ketrenos | a613bff | 2005-08-24 21:43:11 -0500 | [diff] [blame] | 8301 | .len = le16_to_cpu(pkt->u.frame.length), |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 8302 | }; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 8303 | |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 8304 | if (stats.rssi != 0) |
| 8305 | stats.mask |= IEEE80211_STATMASK_RSSI; |
| 8306 | if (stats.signal != 0) |
| 8307 | stats.mask |= IEEE80211_STATMASK_SIGNAL; |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 8308 | if (stats.noise != 0) |
| 8309 | stats.mask |= IEEE80211_STATMASK_NOISE; |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 8310 | if (stats.rate != 0) |
| 8311 | stats.mask |= IEEE80211_STATMASK_RATE; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 8312 | |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 8313 | priv->rx_packets++; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 8314 | |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 8315 | #ifdef CONFIG_IPW2200_MONITOR |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 8316 | if (priv->ieee->iw_mode == IW_MODE_MONITOR) { |
Mike Kershaw | 24a47db | 2005-08-26 00:41:54 -0500 | [diff] [blame^] | 8317 | #ifdef CONFIG_IEEE80211_RADIOTAP |
| 8318 | ipw_handle_data_packet_monitor(priv, |
| 8319 | rxb, |
| 8320 | &stats); |
| 8321 | #else |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 8322 | ipw_handle_data_packet(priv, rxb, |
| 8323 | &stats); |
Mike Kershaw | 24a47db | 2005-08-26 00:41:54 -0500 | [diff] [blame^] | 8324 | #endif |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 8325 | break; |
| 8326 | } |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 8327 | #endif |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 8328 | |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 8329 | header = |
James Ketrenos | 0dacca1 | 2005-09-21 12:23:41 -0500 | [diff] [blame] | 8330 | (struct ieee80211_hdr_4addr *)(rxb->skb-> |
| 8331 | data + |
| 8332 | IPW_RX_FRAME_SIZE); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 8333 | /* TODO: Check Ad-Hoc dest/source and make sure |
| 8334 | * that we are actually parsing these packets |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 8335 | * correctly -- we should probably use the |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 8336 | * frame control of the packet and disregard |
| 8337 | * the current iw_mode */ |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 8338 | |
James Ketrenos | ea2b26e | 2005-08-24 21:25:16 -0500 | [diff] [blame] | 8339 | network_packet = |
| 8340 | is_network_packet(priv, header); |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 8341 | if (network_packet && priv->assoc_network) { |
| 8342 | priv->assoc_network->stats.rssi = |
| 8343 | stats.rssi; |
| 8344 | average_add(&priv->average_rssi, |
| 8345 | stats.rssi); |
| 8346 | priv->last_rx_rssi = stats.rssi; |
| 8347 | } |
| 8348 | |
| 8349 | IPW_DEBUG_RX("Frame: len=%u\n", |
James Ketrenos | a613bff | 2005-08-24 21:43:11 -0500 | [diff] [blame] | 8350 | le16_to_cpu(pkt->u.frame.length)); |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 8351 | |
James Ketrenos | a613bff | 2005-08-24 21:43:11 -0500 | [diff] [blame] | 8352 | if (le16_to_cpu(pkt->u.frame.length) < |
| 8353 | frame_hdr_len(header)) { |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 8354 | IPW_DEBUG_DROP |
| 8355 | ("Received packet is too small. " |
| 8356 | "Dropping.\n"); |
| 8357 | priv->ieee->stats.rx_errors++; |
| 8358 | priv->wstats.discard.misc++; |
| 8359 | break; |
| 8360 | } |
| 8361 | |
James Ketrenos | a613bff | 2005-08-24 21:43:11 -0500 | [diff] [blame] | 8362 | switch (WLAN_FC_GET_TYPE |
| 8363 | (le16_to_cpu(header->frame_ctl))) { |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 8364 | |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 8365 | case IEEE80211_FTYPE_MGMT: |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 8366 | ipw_handle_mgmt_packet(priv, rxb, |
| 8367 | &stats); |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 8368 | break; |
| 8369 | |
| 8370 | case IEEE80211_FTYPE_CTL: |
| 8371 | break; |
| 8372 | |
| 8373 | case IEEE80211_FTYPE_DATA: |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 8374 | if (unlikely(!network_packet || |
| 8375 | is_duplicate_packet(priv, |
| 8376 | header))) |
| 8377 | { |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 8378 | IPW_DEBUG_DROP("Dropping: " |
| 8379 | MAC_FMT ", " |
| 8380 | MAC_FMT ", " |
| 8381 | MAC_FMT "\n", |
| 8382 | MAC_ARG(header-> |
| 8383 | addr1), |
| 8384 | MAC_ARG(header-> |
| 8385 | addr2), |
| 8386 | MAC_ARG(header-> |
| 8387 | addr3)); |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 8388 | break; |
| 8389 | } |
| 8390 | |
| 8391 | ipw_handle_data_packet(priv, rxb, |
| 8392 | &stats); |
| 8393 | |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 8394 | break; |
| 8395 | } |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 8396 | break; |
| 8397 | } |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 8398 | |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 8399 | case RX_HOST_NOTIFICATION_TYPE:{ |
| 8400 | IPW_DEBUG_RX |
| 8401 | ("Notification: subtype=%02X flags=%02X size=%d\n", |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 8402 | pkt->u.notification.subtype, |
| 8403 | pkt->u.notification.flags, |
| 8404 | pkt->u.notification.size); |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 8405 | ipw_rx_notification(priv, &pkt->u.notification); |
| 8406 | break; |
| 8407 | } |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 8408 | |
| 8409 | default: |
| 8410 | IPW_DEBUG_RX("Bad Rx packet of type %d\n", |
| 8411 | pkt->header.message_type); |
| 8412 | break; |
| 8413 | } |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 8414 | |
| 8415 | /* For now we just don't re-use anything. We can tweak this |
| 8416 | * later to try and re-use notification packets and SKBs that |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 8417 | * fail to Rx correctly */ |
| 8418 | if (rxb->skb != NULL) { |
| 8419 | dev_kfree_skb_any(rxb->skb); |
| 8420 | rxb->skb = NULL; |
| 8421 | } |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 8422 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 8423 | pci_unmap_single(priv->pci_dev, rxb->dma_addr, |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 8424 | IPW_RX_BUF_SIZE, PCI_DMA_FROMDEVICE); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 8425 | list_add_tail(&rxb->list, &priv->rxq->rx_used); |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 8426 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 8427 | i = (i + 1) % RX_QUEUE_SIZE; |
| 8428 | } |
| 8429 | |
| 8430 | /* Backtrack one entry */ |
| 8431 | priv->rxq->processed = (i ? i : RX_QUEUE_SIZE) - 1; |
| 8432 | |
| 8433 | ipw_rx_queue_restock(priv); |
| 8434 | } |
| 8435 | |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 8436 | #define DEFAULT_RTS_THRESHOLD 2304U |
| 8437 | #define MIN_RTS_THRESHOLD 1U |
| 8438 | #define MAX_RTS_THRESHOLD 2304U |
| 8439 | #define DEFAULT_BEACON_INTERVAL 100U |
| 8440 | #define DEFAULT_SHORT_RETRY_LIMIT 7U |
| 8441 | #define DEFAULT_LONG_RETRY_LIMIT 4U |
| 8442 | |
| 8443 | static int ipw_sw_reset(struct ipw_priv *priv, int init) |
| 8444 | { |
| 8445 | int band, modulation; |
| 8446 | int old_mode = priv->ieee->iw_mode; |
| 8447 | |
| 8448 | /* Initialize module parameter values here */ |
| 8449 | priv->config = 0; |
| 8450 | |
| 8451 | /* We default to disabling the LED code as right now it causes |
| 8452 | * too many systems to lock up... */ |
| 8453 | if (!led) |
| 8454 | priv->config |= CFG_NO_LED; |
| 8455 | |
| 8456 | if (associate) |
| 8457 | priv->config |= CFG_ASSOCIATE; |
| 8458 | else |
| 8459 | IPW_DEBUG_INFO("Auto associate disabled.\n"); |
| 8460 | |
| 8461 | if (auto_create) |
| 8462 | priv->config |= CFG_ADHOC_CREATE; |
| 8463 | else |
| 8464 | IPW_DEBUG_INFO("Auto adhoc creation disabled.\n"); |
| 8465 | |
| 8466 | if (disable) { |
| 8467 | priv->status |= STATUS_RF_KILL_SW; |
| 8468 | IPW_DEBUG_INFO("Radio disabled.\n"); |
| 8469 | } |
| 8470 | |
| 8471 | if (channel != 0) { |
| 8472 | priv->config |= CFG_STATIC_CHANNEL; |
| 8473 | priv->channel = channel; |
| 8474 | IPW_DEBUG_INFO("Bind to static channel %d\n", channel); |
| 8475 | /* TODO: Validate that provided channel is in range */ |
| 8476 | } |
| 8477 | #ifdef CONFIG_IPW_QOS |
| 8478 | ipw_qos_init(priv, qos_enable, qos_burst_enable, |
| 8479 | burst_duration_CCK, burst_duration_OFDM); |
| 8480 | #endif /* CONFIG_IPW_QOS */ |
| 8481 | |
| 8482 | switch (mode) { |
| 8483 | case 1: |
| 8484 | priv->ieee->iw_mode = IW_MODE_ADHOC; |
| 8485 | priv->net_dev->type = ARPHRD_ETHER; |
| 8486 | |
| 8487 | break; |
| 8488 | #ifdef CONFIG_IPW2200_MONITOR |
| 8489 | case 2: |
| 8490 | priv->ieee->iw_mode = IW_MODE_MONITOR; |
Mike Kershaw | 24a47db | 2005-08-26 00:41:54 -0500 | [diff] [blame^] | 8491 | #ifdef CONFIG_IEEE80211_RADIOTAP |
| 8492 | priv->net_dev->type = ARPHRD_IEEE80211_RADIOTAP; |
| 8493 | #else |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 8494 | priv->net_dev->type = ARPHRD_IEEE80211; |
Mike Kershaw | 24a47db | 2005-08-26 00:41:54 -0500 | [diff] [blame^] | 8495 | #endif |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 8496 | break; |
| 8497 | #endif |
| 8498 | default: |
| 8499 | case 0: |
| 8500 | priv->net_dev->type = ARPHRD_ETHER; |
| 8501 | priv->ieee->iw_mode = IW_MODE_INFRA; |
| 8502 | break; |
| 8503 | } |
| 8504 | |
| 8505 | if (hwcrypto) { |
| 8506 | priv->ieee->host_encrypt = 0; |
| 8507 | priv->ieee->host_encrypt_msdu = 0; |
| 8508 | priv->ieee->host_decrypt = 0; |
| 8509 | } |
| 8510 | IPW_DEBUG_INFO("Hardware crypto [%s]\n", hwcrypto ? "on" : "off"); |
| 8511 | |
Zhu Yi | e402c93 | 2005-08-05 17:20:40 +0800 | [diff] [blame] | 8512 | /* IPW2200/2915 is abled to do hardware fragmentation. */ |
| 8513 | priv->ieee->host_open_frag = 0; |
| 8514 | |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 8515 | if ((priv->pci_dev->device == 0x4223) || |
| 8516 | (priv->pci_dev->device == 0x4224)) { |
| 8517 | if (init) |
| 8518 | printk(KERN_INFO DRV_NAME |
| 8519 | ": Detected Intel PRO/Wireless 2915ABG Network " |
| 8520 | "Connection\n"); |
| 8521 | priv->ieee->abg_true = 1; |
| 8522 | band = IEEE80211_52GHZ_BAND | IEEE80211_24GHZ_BAND; |
| 8523 | modulation = IEEE80211_OFDM_MODULATION | |
| 8524 | IEEE80211_CCK_MODULATION; |
| 8525 | priv->adapter = IPW_2915ABG; |
| 8526 | priv->ieee->mode = IEEE_A | IEEE_G | IEEE_B; |
| 8527 | } else { |
| 8528 | if (init) |
| 8529 | printk(KERN_INFO DRV_NAME |
| 8530 | ": Detected Intel PRO/Wireless 2200BG Network " |
| 8531 | "Connection\n"); |
| 8532 | |
| 8533 | priv->ieee->abg_true = 0; |
| 8534 | band = IEEE80211_24GHZ_BAND; |
| 8535 | modulation = IEEE80211_OFDM_MODULATION | |
| 8536 | IEEE80211_CCK_MODULATION; |
| 8537 | priv->adapter = IPW_2200BG; |
| 8538 | priv->ieee->mode = IEEE_G | IEEE_B; |
| 8539 | } |
| 8540 | |
| 8541 | priv->ieee->freq_band = band; |
| 8542 | priv->ieee->modulation = modulation; |
| 8543 | |
| 8544 | priv->rates_mask = IEEE80211_DEFAULT_RATES_MASK; |
| 8545 | |
| 8546 | priv->disassociate_threshold = IPW_MB_DISASSOCIATE_THRESHOLD_DEFAULT; |
| 8547 | priv->roaming_threshold = IPW_MB_ROAMING_THRESHOLD_DEFAULT; |
| 8548 | |
| 8549 | priv->rts_threshold = DEFAULT_RTS_THRESHOLD; |
| 8550 | priv->short_retry_limit = DEFAULT_SHORT_RETRY_LIMIT; |
| 8551 | priv->long_retry_limit = DEFAULT_LONG_RETRY_LIMIT; |
| 8552 | |
| 8553 | /* If power management is turned on, default to AC mode */ |
| 8554 | priv->power_mode = IPW_POWER_AC; |
| 8555 | priv->tx_power = IPW_TX_POWER_DEFAULT; |
| 8556 | |
Zhu Yi | 0ece35b | 2005-08-05 17:26:51 +0800 | [diff] [blame] | 8557 | return old_mode == priv->ieee->iw_mode; |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 8558 | } |
| 8559 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 8560 | /* |
| 8561 | * This file defines the Wireless Extension handlers. It does not |
| 8562 | * define any methods of hardware manipulation and relies on the |
| 8563 | * functions defined in ipw_main to provide the HW interaction. |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 8564 | * |
| 8565 | * The exception to this is the use of the ipw_get_ordinal() |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 8566 | * function used to poll the hardware vs. making unecessary calls. |
| 8567 | * |
| 8568 | */ |
| 8569 | |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 8570 | static int ipw_wx_get_name(struct net_device *dev, |
| 8571 | struct iw_request_info *info, |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 8572 | union iwreq_data *wrqu, char *extra) |
| 8573 | { |
| 8574 | struct ipw_priv *priv = ieee80211_priv(dev); |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 8575 | down(&priv->sem); |
| 8576 | if (priv->status & STATUS_RF_KILL_MASK) |
James Ketrenos | a613bff | 2005-08-24 21:43:11 -0500 | [diff] [blame] | 8577 | strcpy(wrqu->name, "radio off"); |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 8578 | else if (!(priv->status & STATUS_ASSOCIATED)) |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 8579 | strcpy(wrqu->name, "unassociated"); |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 8580 | else |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 8581 | snprintf(wrqu->name, IFNAMSIZ, "IEEE 802.11%c", |
| 8582 | ipw_modes[priv->assoc_request.ieee_mode]); |
| 8583 | IPW_DEBUG_WX("Name: %s\n", wrqu->name); |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 8584 | up(&priv->sem); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 8585 | return 0; |
| 8586 | } |
| 8587 | |
| 8588 | static int ipw_set_channel(struct ipw_priv *priv, u8 channel) |
| 8589 | { |
| 8590 | if (channel == 0) { |
| 8591 | IPW_DEBUG_INFO("Setting channel to ANY (0)\n"); |
| 8592 | priv->config &= ~CFG_STATIC_CHANNEL; |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 8593 | IPW_DEBUG_ASSOC("Attempting to associate with new " |
| 8594 | "parameters.\n"); |
| 8595 | ipw_associate(priv); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 8596 | return 0; |
| 8597 | } |
| 8598 | |
| 8599 | priv->config |= CFG_STATIC_CHANNEL; |
| 8600 | |
| 8601 | if (priv->channel == channel) { |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 8602 | IPW_DEBUG_INFO("Request to set channel to current value (%d)\n", |
| 8603 | channel); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 8604 | return 0; |
| 8605 | } |
| 8606 | |
| 8607 | IPW_DEBUG_INFO("Setting channel to %i\n", (int)channel); |
| 8608 | priv->channel = channel; |
| 8609 | |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 8610 | #ifdef CONFIG_IPW2200_MONITOR |
| 8611 | if (priv->ieee->iw_mode == IW_MODE_MONITOR) { |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 8612 | int i; |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 8613 | if (priv->status & STATUS_SCANNING) { |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 8614 | IPW_DEBUG_SCAN("Scan abort triggered due to " |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 8615 | "channel change.\n"); |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 8616 | ipw_abort_scan(priv); |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 8617 | } |
| 8618 | |
| 8619 | for (i = 1000; i && (priv->status & STATUS_SCANNING); i--) |
| 8620 | udelay(10); |
| 8621 | |
| 8622 | if (priv->status & STATUS_SCANNING) |
| 8623 | IPW_DEBUG_SCAN("Still scanning...\n"); |
| 8624 | else |
| 8625 | IPW_DEBUG_SCAN("Took %dms to abort current scan\n", |
| 8626 | 1000 - i); |
| 8627 | |
| 8628 | return 0; |
| 8629 | } |
| 8630 | #endif /* CONFIG_IPW2200_MONITOR */ |
| 8631 | |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 8632 | /* Network configuration changed -- force [re]association */ |
| 8633 | IPW_DEBUG_ASSOC("[re]association triggered due to channel change.\n"); |
| 8634 | if (!ipw_disassociate(priv)) |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 8635 | ipw_associate(priv); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 8636 | |
| 8637 | return 0; |
| 8638 | } |
| 8639 | |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 8640 | static int ipw_wx_set_freq(struct net_device *dev, |
| 8641 | struct iw_request_info *info, |
| 8642 | union iwreq_data *wrqu, char *extra) |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 8643 | { |
| 8644 | struct ipw_priv *priv = ieee80211_priv(dev); |
Liu Hong | 1fe0adb | 2005-08-19 09:33:10 -0500 | [diff] [blame] | 8645 | const struct ieee80211_geo *geo = ipw_get_geo(priv->ieee); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 8646 | struct iw_freq *fwrq = &wrqu->freq; |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 8647 | int ret = 0, i; |
Liu Hong | 1fe0adb | 2005-08-19 09:33:10 -0500 | [diff] [blame] | 8648 | u8 channel, flags; |
| 8649 | int band; |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 8650 | |
| 8651 | if (fwrq->m == 0) { |
| 8652 | IPW_DEBUG_WX("SET Freq/Channel -> any\n"); |
| 8653 | down(&priv->sem); |
| 8654 | ret = ipw_set_channel(priv, 0); |
| 8655 | up(&priv->sem); |
| 8656 | return ret; |
| 8657 | } |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 8658 | /* if setting by freq convert to channel */ |
| 8659 | if (fwrq->e == 1) { |
Liu Hong | 1fe0adb | 2005-08-19 09:33:10 -0500 | [diff] [blame] | 8660 | channel = ipw_freq_to_channel(priv->ieee, fwrq->m); |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 8661 | if (channel == 0) |
| 8662 | return -EINVAL; |
| 8663 | } else |
| 8664 | channel = fwrq->m; |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 8665 | |
Liu Hong | 1fe0adb | 2005-08-19 09:33:10 -0500 | [diff] [blame] | 8666 | if (!(band = ipw_is_valid_channel(priv->ieee, channel))) |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 8667 | return -EINVAL; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 8668 | |
Liu Hong | 1fe0adb | 2005-08-19 09:33:10 -0500 | [diff] [blame] | 8669 | if (priv->ieee->iw_mode == IW_MODE_ADHOC) { |
| 8670 | i = ipw_channel_to_index(priv->ieee, channel); |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 8671 | if (i == -1) |
| 8672 | return -EINVAL; |
Liu Hong | 1fe0adb | 2005-08-19 09:33:10 -0500 | [diff] [blame] | 8673 | |
| 8674 | flags = (band == IEEE80211_24GHZ_BAND) ? |
| 8675 | geo->bg[i].flags : geo->a[i].flags; |
| 8676 | if (flags & IEEE80211_CH_PASSIVE_ONLY) { |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 8677 | IPW_DEBUG_WX("Invalid Ad-Hoc channel for 802.11a\n"); |
| 8678 | return -EINVAL; |
| 8679 | } |
| 8680 | } |
| 8681 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 8682 | IPW_DEBUG_WX("SET Freq/Channel -> %d \n", fwrq->m); |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 8683 | down(&priv->sem); |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 8684 | ret = ipw_set_channel(priv, channel); |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 8685 | up(&priv->sem); |
| 8686 | return ret; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 8687 | } |
| 8688 | |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 8689 | static int ipw_wx_get_freq(struct net_device *dev, |
| 8690 | struct iw_request_info *info, |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 8691 | union iwreq_data *wrqu, char *extra) |
| 8692 | { |
| 8693 | struct ipw_priv *priv = ieee80211_priv(dev); |
| 8694 | |
| 8695 | wrqu->freq.e = 0; |
| 8696 | |
| 8697 | /* If we are associated, trying to associate, or have a statically |
| 8698 | * configured CHANNEL then return that; otherwise return ANY */ |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 8699 | down(&priv->sem); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 8700 | if (priv->config & CFG_STATIC_CHANNEL || |
| 8701 | priv->status & (STATUS_ASSOCIATING | STATUS_ASSOCIATED)) |
| 8702 | wrqu->freq.m = priv->channel; |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 8703 | else |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 8704 | wrqu->freq.m = 0; |
| 8705 | |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 8706 | up(&priv->sem); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 8707 | IPW_DEBUG_WX("GET Freq/Channel -> %d \n", priv->channel); |
| 8708 | return 0; |
| 8709 | } |
| 8710 | |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 8711 | static int ipw_wx_set_mode(struct net_device *dev, |
| 8712 | struct iw_request_info *info, |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 8713 | union iwreq_data *wrqu, char *extra) |
| 8714 | { |
| 8715 | struct ipw_priv *priv = ieee80211_priv(dev); |
| 8716 | int err = 0; |
| 8717 | |
| 8718 | IPW_DEBUG_WX("Set MODE: %d\n", wrqu->mode); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 8719 | |
| 8720 | switch (wrqu->mode) { |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 8721 | #ifdef CONFIG_IPW2200_MONITOR |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 8722 | case IW_MODE_MONITOR: |
| 8723 | #endif |
| 8724 | case IW_MODE_ADHOC: |
| 8725 | case IW_MODE_INFRA: |
| 8726 | break; |
| 8727 | case IW_MODE_AUTO: |
| 8728 | wrqu->mode = IW_MODE_INFRA; |
| 8729 | break; |
| 8730 | default: |
| 8731 | return -EINVAL; |
| 8732 | } |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 8733 | if (wrqu->mode == priv->ieee->iw_mode) |
| 8734 | return 0; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 8735 | |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 8736 | down(&priv->sem); |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 8737 | |
| 8738 | ipw_sw_reset(priv, 0); |
| 8739 | |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 8740 | #ifdef CONFIG_IPW2200_MONITOR |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 8741 | if (priv->ieee->iw_mode == IW_MODE_MONITOR) |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 8742 | priv->net_dev->type = ARPHRD_ETHER; |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 8743 | |
| 8744 | if (wrqu->mode == IW_MODE_MONITOR) |
Mike Kershaw | 24a47db | 2005-08-26 00:41:54 -0500 | [diff] [blame^] | 8745 | #ifdef CONFIG_IEEE80211_RADIOTAP |
| 8746 | priv->net_dev->type = ARPHRD_IEEE80211_RADIOTAP; |
| 8747 | #else |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 8748 | priv->net_dev->type = ARPHRD_IEEE80211; |
Mike Kershaw | 24a47db | 2005-08-26 00:41:54 -0500 | [diff] [blame^] | 8749 | #endif |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 8750 | #endif /* CONFIG_IPW2200_MONITOR */ |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 8751 | |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 8752 | /* Free the existing firmware and reset the fw_loaded |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 8753 | * flag so ipw_load() will bring in the new firmawre */ |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 8754 | free_firmware(); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 8755 | |
| 8756 | priv->ieee->iw_mode = wrqu->mode; |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 8757 | |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 8758 | queue_work(priv->workqueue, &priv->adapter_restart); |
| 8759 | up(&priv->sem); |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 8760 | return err; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 8761 | } |
| 8762 | |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 8763 | static int ipw_wx_get_mode(struct net_device *dev, |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 8764 | struct iw_request_info *info, |
| 8765 | union iwreq_data *wrqu, char *extra) |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 8766 | { |
| 8767 | struct ipw_priv *priv = ieee80211_priv(dev); |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 8768 | down(&priv->sem); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 8769 | wrqu->mode = priv->ieee->iw_mode; |
| 8770 | IPW_DEBUG_WX("Get MODE -> %d\n", wrqu->mode); |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 8771 | up(&priv->sem); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 8772 | return 0; |
| 8773 | } |
| 8774 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 8775 | /* Values are in microsecond */ |
| 8776 | static const s32 timeout_duration[] = { |
| 8777 | 350000, |
| 8778 | 250000, |
| 8779 | 75000, |
| 8780 | 37000, |
| 8781 | 25000, |
| 8782 | }; |
| 8783 | |
| 8784 | static const s32 period_duration[] = { |
| 8785 | 400000, |
| 8786 | 700000, |
| 8787 | 1000000, |
| 8788 | 1000000, |
| 8789 | 1000000 |
| 8790 | }; |
| 8791 | |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 8792 | static int ipw_wx_get_range(struct net_device *dev, |
| 8793 | struct iw_request_info *info, |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 8794 | union iwreq_data *wrqu, char *extra) |
| 8795 | { |
| 8796 | struct ipw_priv *priv = ieee80211_priv(dev); |
| 8797 | struct iw_range *range = (struct iw_range *)extra; |
Liu Hong | 1fe0adb | 2005-08-19 09:33:10 -0500 | [diff] [blame] | 8798 | const struct ieee80211_geo *geo = ipw_get_geo(priv->ieee); |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 8799 | int i = 0, j; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 8800 | |
| 8801 | wrqu->data.length = sizeof(*range); |
| 8802 | memset(range, 0, sizeof(*range)); |
| 8803 | |
| 8804 | /* 54Mbs == ~27 Mb/s real (802.11g) */ |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 8805 | range->throughput = 27 * 1000 * 1000; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 8806 | |
| 8807 | range->max_qual.qual = 100; |
| 8808 | /* TODO: Find real max RSSI and stick here */ |
| 8809 | range->max_qual.level = 0; |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 8810 | range->max_qual.noise = priv->ieee->worst_rssi + 0x100; |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 8811 | range->max_qual.updated = 7; /* Updated all three */ |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 8812 | |
| 8813 | range->avg_qual.qual = 70; |
| 8814 | /* TODO: Find real 'good' to 'bad' threshol value for RSSI */ |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 8815 | range->avg_qual.level = 0; /* FIXME to real average level */ |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 8816 | range->avg_qual.noise = 0; |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 8817 | range->avg_qual.updated = 7; /* Updated all three */ |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 8818 | down(&priv->sem); |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 8819 | range->num_bitrates = min(priv->rates.num_rates, (u8) IW_MAX_BITRATES); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 8820 | |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 8821 | for (i = 0; i < range->num_bitrates; i++) |
| 8822 | range->bitrate[i] = (priv->rates.supported_rates[i] & 0x7F) * |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 8823 | 500000; |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 8824 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 8825 | range->max_rts = DEFAULT_RTS_THRESHOLD; |
| 8826 | range->min_frag = MIN_FRAG_THRESHOLD; |
| 8827 | range->max_frag = MAX_FRAG_THRESHOLD; |
| 8828 | |
| 8829 | range->encoding_size[0] = 5; |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 8830 | range->encoding_size[1] = 13; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 8831 | range->num_encoding_sizes = 2; |
| 8832 | range->max_encoding_tokens = WEP_KEYS; |
| 8833 | |
| 8834 | /* Set the Wireless Extension versions */ |
| 8835 | range->we_version_compiled = WIRELESS_EXT; |
| 8836 | range->we_version_source = 16; |
| 8837 | |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 8838 | i = 0; |
| 8839 | if (priv->ieee->mode & (IEEE_B | IEEE_G)) { |
| 8840 | for (j = 0; j < geo->bg_channels && i < IW_MAX_FREQUENCIES; |
| 8841 | i++, j++) { |
| 8842 | range->freq[i].i = geo->bg[j].channel; |
| 8843 | range->freq[i].m = geo->bg[j].freq * 100000; |
| 8844 | range->freq[i].e = 1; |
| 8845 | } |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 8846 | } |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 8847 | |
| 8848 | if (priv->ieee->mode & IEEE_A) { |
| 8849 | for (j = 0; j < geo->a_channels && i < IW_MAX_FREQUENCIES; |
| 8850 | i++, j++) { |
| 8851 | range->freq[i].i = geo->a[j].channel; |
| 8852 | range->freq[i].m = geo->a[j].freq * 100000; |
| 8853 | range->freq[i].e = 1; |
| 8854 | } |
| 8855 | } |
| 8856 | |
| 8857 | range->num_channels = i; |
| 8858 | range->num_frequency = i; |
| 8859 | |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 8860 | up(&priv->sem); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 8861 | IPW_DEBUG_WX("GET Range\n"); |
| 8862 | return 0; |
| 8863 | } |
| 8864 | |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 8865 | static int ipw_wx_set_wap(struct net_device *dev, |
| 8866 | struct iw_request_info *info, |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 8867 | union iwreq_data *wrqu, char *extra) |
| 8868 | { |
| 8869 | struct ipw_priv *priv = ieee80211_priv(dev); |
| 8870 | |
| 8871 | static const unsigned char any[] = { |
| 8872 | 0xff, 0xff, 0xff, 0xff, 0xff, 0xff |
| 8873 | }; |
| 8874 | static const unsigned char off[] = { |
| 8875 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 |
| 8876 | }; |
| 8877 | |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 8878 | if (wrqu->ap_addr.sa_family != ARPHRD_ETHER) |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 8879 | return -EINVAL; |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 8880 | down(&priv->sem); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 8881 | if (!memcmp(any, wrqu->ap_addr.sa_data, ETH_ALEN) || |
| 8882 | !memcmp(off, wrqu->ap_addr.sa_data, ETH_ALEN)) { |
| 8883 | /* we disable mandatory BSSID association */ |
| 8884 | IPW_DEBUG_WX("Setting AP BSSID to ANY\n"); |
| 8885 | priv->config &= ~CFG_STATIC_BSSID; |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 8886 | IPW_DEBUG_ASSOC("Attempting to associate with new " |
| 8887 | "parameters.\n"); |
| 8888 | ipw_associate(priv); |
| 8889 | up(&priv->sem); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 8890 | return 0; |
| 8891 | } |
| 8892 | |
| 8893 | priv->config |= CFG_STATIC_BSSID; |
| 8894 | if (!memcmp(priv->bssid, wrqu->ap_addr.sa_data, ETH_ALEN)) { |
| 8895 | IPW_DEBUG_WX("BSSID set to current BSSID.\n"); |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 8896 | up(&priv->sem); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 8897 | return 0; |
| 8898 | } |
| 8899 | |
| 8900 | IPW_DEBUG_WX("Setting mandatory BSSID to " MAC_FMT "\n", |
| 8901 | MAC_ARG(wrqu->ap_addr.sa_data)); |
| 8902 | |
| 8903 | memcpy(priv->bssid, wrqu->ap_addr.sa_data, ETH_ALEN); |
| 8904 | |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 8905 | /* Network configuration changed -- force [re]association */ |
| 8906 | IPW_DEBUG_ASSOC("[re]association triggered due to BSSID change.\n"); |
| 8907 | if (!ipw_disassociate(priv)) |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 8908 | ipw_associate(priv); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 8909 | |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 8910 | up(&priv->sem); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 8911 | return 0; |
| 8912 | } |
| 8913 | |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 8914 | static int ipw_wx_get_wap(struct net_device *dev, |
| 8915 | struct iw_request_info *info, |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 8916 | union iwreq_data *wrqu, char *extra) |
| 8917 | { |
| 8918 | struct ipw_priv *priv = ieee80211_priv(dev); |
| 8919 | /* If we are associated, trying to associate, or have a statically |
| 8920 | * configured BSSID then return that; otherwise return ANY */ |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 8921 | down(&priv->sem); |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 8922 | if (priv->config & CFG_STATIC_BSSID || |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 8923 | priv->status & (STATUS_ASSOCIATED | STATUS_ASSOCIATING)) { |
| 8924 | wrqu->ap_addr.sa_family = ARPHRD_ETHER; |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 8925 | memcpy(wrqu->ap_addr.sa_data, priv->bssid, ETH_ALEN); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 8926 | } else |
| 8927 | memset(wrqu->ap_addr.sa_data, 0, ETH_ALEN); |
| 8928 | |
| 8929 | IPW_DEBUG_WX("Getting WAP BSSID: " MAC_FMT "\n", |
| 8930 | MAC_ARG(wrqu->ap_addr.sa_data)); |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 8931 | up(&priv->sem); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 8932 | return 0; |
| 8933 | } |
| 8934 | |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 8935 | static int ipw_wx_set_essid(struct net_device *dev, |
| 8936 | struct iw_request_info *info, |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 8937 | union iwreq_data *wrqu, char *extra) |
| 8938 | { |
| 8939 | struct ipw_priv *priv = ieee80211_priv(dev); |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 8940 | char *essid = ""; /* ANY */ |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 8941 | int length = 0; |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 8942 | down(&priv->sem); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 8943 | if (wrqu->essid.flags && wrqu->essid.length) { |
| 8944 | length = wrqu->essid.length - 1; |
| 8945 | essid = extra; |
| 8946 | } |
| 8947 | if (length == 0) { |
| 8948 | IPW_DEBUG_WX("Setting ESSID to ANY\n"); |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 8949 | if ((priv->config & CFG_STATIC_ESSID) && |
| 8950 | !(priv->status & (STATUS_ASSOCIATED | |
| 8951 | STATUS_ASSOCIATING))) { |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 8952 | IPW_DEBUG_ASSOC("Attempting to associate with new " |
| 8953 | "parameters.\n"); |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 8954 | priv->config &= ~CFG_STATIC_ESSID; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 8955 | ipw_associate(priv); |
| 8956 | } |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 8957 | up(&priv->sem); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 8958 | return 0; |
| 8959 | } |
| 8960 | |
| 8961 | length = min(length, IW_ESSID_MAX_SIZE); |
| 8962 | |
| 8963 | priv->config |= CFG_STATIC_ESSID; |
| 8964 | |
| 8965 | if (priv->essid_len == length && !memcmp(priv->essid, extra, length)) { |
| 8966 | IPW_DEBUG_WX("ESSID set to current ESSID.\n"); |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 8967 | up(&priv->sem); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 8968 | return 0; |
| 8969 | } |
| 8970 | |
| 8971 | IPW_DEBUG_WX("Setting ESSID: '%s' (%d)\n", escape_essid(essid, length), |
| 8972 | length); |
| 8973 | |
| 8974 | priv->essid_len = length; |
| 8975 | memcpy(priv->essid, essid, priv->essid_len); |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 8976 | |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 8977 | /* Network configuration changed -- force [re]association */ |
| 8978 | IPW_DEBUG_ASSOC("[re]association triggered due to ESSID change.\n"); |
| 8979 | if (!ipw_disassociate(priv)) |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 8980 | ipw_associate(priv); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 8981 | |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 8982 | up(&priv->sem); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 8983 | return 0; |
| 8984 | } |
| 8985 | |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 8986 | static int ipw_wx_get_essid(struct net_device *dev, |
| 8987 | struct iw_request_info *info, |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 8988 | union iwreq_data *wrqu, char *extra) |
| 8989 | { |
| 8990 | struct ipw_priv *priv = ieee80211_priv(dev); |
| 8991 | |
| 8992 | /* If we are associated, trying to associate, or have a statically |
| 8993 | * configured ESSID then return that; otherwise return ANY */ |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 8994 | down(&priv->sem); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 8995 | if (priv->config & CFG_STATIC_ESSID || |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 8996 | priv->status & (STATUS_ASSOCIATED | STATUS_ASSOCIATING)) { |
| 8997 | IPW_DEBUG_WX("Getting essid: '%s'\n", |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 8998 | escape_essid(priv->essid, priv->essid_len)); |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 8999 | memcpy(extra, priv->essid, priv->essid_len); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 9000 | wrqu->essid.length = priv->essid_len; |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 9001 | wrqu->essid.flags = 1; /* active */ |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 9002 | } else { |
| 9003 | IPW_DEBUG_WX("Getting essid: ANY\n"); |
| 9004 | wrqu->essid.length = 0; |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 9005 | wrqu->essid.flags = 0; /* active */ |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 9006 | } |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 9007 | up(&priv->sem); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 9008 | return 0; |
| 9009 | } |
| 9010 | |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 9011 | static int ipw_wx_set_nick(struct net_device *dev, |
| 9012 | struct iw_request_info *info, |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 9013 | union iwreq_data *wrqu, char *extra) |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 9014 | { |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 9015 | struct ipw_priv *priv = ieee80211_priv(dev); |
| 9016 | |
| 9017 | IPW_DEBUG_WX("Setting nick to '%s'\n", extra); |
| 9018 | if (wrqu->data.length > IW_ESSID_MAX_SIZE) |
| 9019 | return -E2BIG; |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 9020 | down(&priv->sem); |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 9021 | wrqu->data.length = min((size_t) wrqu->data.length, sizeof(priv->nick)); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 9022 | memset(priv->nick, 0, sizeof(priv->nick)); |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 9023 | memcpy(priv->nick, extra, wrqu->data.length); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 9024 | IPW_DEBUG_TRACE("<<\n"); |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 9025 | up(&priv->sem); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 9026 | return 0; |
| 9027 | |
| 9028 | } |
| 9029 | |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 9030 | static int ipw_wx_get_nick(struct net_device *dev, |
| 9031 | struct iw_request_info *info, |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 9032 | union iwreq_data *wrqu, char *extra) |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 9033 | { |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 9034 | struct ipw_priv *priv = ieee80211_priv(dev); |
| 9035 | IPW_DEBUG_WX("Getting nick\n"); |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 9036 | down(&priv->sem); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 9037 | wrqu->data.length = strlen(priv->nick) + 1; |
| 9038 | memcpy(extra, priv->nick, wrqu->data.length); |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 9039 | wrqu->data.flags = 1; /* active */ |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 9040 | up(&priv->sem); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 9041 | return 0; |
| 9042 | } |
| 9043 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 9044 | static int ipw_wx_set_rate(struct net_device *dev, |
| 9045 | struct iw_request_info *info, |
| 9046 | union iwreq_data *wrqu, char *extra) |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 9047 | { |
James Ketrenos | ea2b26e | 2005-08-24 21:25:16 -0500 | [diff] [blame] | 9048 | /* TODO: We should use semaphores or locks for access to priv */ |
| 9049 | struct ipw_priv *priv = ieee80211_priv(dev); |
| 9050 | u32 target_rate = wrqu->bitrate.value; |
| 9051 | u32 fixed, mask; |
| 9052 | |
| 9053 | /* value = -1, fixed = 0 means auto only, so we should use all rates offered by AP */ |
| 9054 | /* value = X, fixed = 1 means only rate X */ |
| 9055 | /* value = X, fixed = 0 means all rates lower equal X */ |
| 9056 | |
| 9057 | if (target_rate == -1) { |
| 9058 | fixed = 0; |
| 9059 | mask = IEEE80211_DEFAULT_RATES_MASK; |
| 9060 | /* Now we should reassociate */ |
| 9061 | goto apply; |
| 9062 | } |
| 9063 | |
| 9064 | mask = 0; |
| 9065 | fixed = wrqu->bitrate.fixed; |
| 9066 | |
| 9067 | if (target_rate == 1000000 || !fixed) |
| 9068 | mask |= IEEE80211_CCK_RATE_1MB_MASK; |
| 9069 | if (target_rate == 1000000) |
| 9070 | goto apply; |
| 9071 | |
| 9072 | if (target_rate == 2000000 || !fixed) |
| 9073 | mask |= IEEE80211_CCK_RATE_2MB_MASK; |
| 9074 | if (target_rate == 2000000) |
| 9075 | goto apply; |
| 9076 | |
| 9077 | if (target_rate == 5500000 || !fixed) |
| 9078 | mask |= IEEE80211_CCK_RATE_5MB_MASK; |
| 9079 | if (target_rate == 5500000) |
| 9080 | goto apply; |
| 9081 | |
| 9082 | if (target_rate == 6000000 || !fixed) |
| 9083 | mask |= IEEE80211_OFDM_RATE_6MB_MASK; |
| 9084 | if (target_rate == 6000000) |
| 9085 | goto apply; |
| 9086 | |
| 9087 | if (target_rate == 9000000 || !fixed) |
| 9088 | mask |= IEEE80211_OFDM_RATE_9MB_MASK; |
| 9089 | if (target_rate == 9000000) |
| 9090 | goto apply; |
| 9091 | |
| 9092 | if (target_rate == 11000000 || !fixed) |
| 9093 | mask |= IEEE80211_CCK_RATE_11MB_MASK; |
| 9094 | if (target_rate == 11000000) |
| 9095 | goto apply; |
| 9096 | |
| 9097 | if (target_rate == 12000000 || !fixed) |
| 9098 | mask |= IEEE80211_OFDM_RATE_12MB_MASK; |
| 9099 | if (target_rate == 12000000) |
| 9100 | goto apply; |
| 9101 | |
| 9102 | if (target_rate == 18000000 || !fixed) |
| 9103 | mask |= IEEE80211_OFDM_RATE_18MB_MASK; |
| 9104 | if (target_rate == 18000000) |
| 9105 | goto apply; |
| 9106 | |
| 9107 | if (target_rate == 24000000 || !fixed) |
| 9108 | mask |= IEEE80211_OFDM_RATE_24MB_MASK; |
| 9109 | if (target_rate == 24000000) |
| 9110 | goto apply; |
| 9111 | |
| 9112 | if (target_rate == 36000000 || !fixed) |
| 9113 | mask |= IEEE80211_OFDM_RATE_36MB_MASK; |
| 9114 | if (target_rate == 36000000) |
| 9115 | goto apply; |
| 9116 | |
| 9117 | if (target_rate == 48000000 || !fixed) |
| 9118 | mask |= IEEE80211_OFDM_RATE_48MB_MASK; |
| 9119 | if (target_rate == 48000000) |
| 9120 | goto apply; |
| 9121 | |
| 9122 | if (target_rate == 54000000 || !fixed) |
| 9123 | mask |= IEEE80211_OFDM_RATE_54MB_MASK; |
| 9124 | if (target_rate == 54000000) |
| 9125 | goto apply; |
| 9126 | |
| 9127 | IPW_DEBUG_WX("invalid rate specified, returning error\n"); |
| 9128 | return -EINVAL; |
| 9129 | |
| 9130 | apply: |
| 9131 | IPW_DEBUG_WX("Setting rate mask to 0x%08X [%s]\n", |
| 9132 | mask, fixed ? "fixed" : "sub-rates"); |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 9133 | down(&priv->sem); |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 9134 | if (mask == IEEE80211_DEFAULT_RATES_MASK) { |
James Ketrenos | ea2b26e | 2005-08-24 21:25:16 -0500 | [diff] [blame] | 9135 | priv->config &= ~CFG_FIXED_RATE; |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 9136 | ipw_set_fixed_rate(priv, priv->ieee->mode); |
| 9137 | } else |
James Ketrenos | ea2b26e | 2005-08-24 21:25:16 -0500 | [diff] [blame] | 9138 | priv->config |= CFG_FIXED_RATE; |
| 9139 | |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 9140 | if (priv->rates_mask == mask) { |
| 9141 | IPW_DEBUG_WX("Mask set to current mask.\n"); |
| 9142 | up(&priv->sem); |
| 9143 | return 0; |
James Ketrenos | ea2b26e | 2005-08-24 21:25:16 -0500 | [diff] [blame] | 9144 | } |
| 9145 | |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 9146 | priv->rates_mask = mask; |
| 9147 | |
| 9148 | /* Network configuration changed -- force [re]association */ |
| 9149 | IPW_DEBUG_ASSOC("[re]association triggered due to rates change.\n"); |
| 9150 | if (!ipw_disassociate(priv)) |
| 9151 | ipw_associate(priv); |
| 9152 | |
| 9153 | up(&priv->sem); |
James Ketrenos | ea2b26e | 2005-08-24 21:25:16 -0500 | [diff] [blame] | 9154 | return 0; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 9155 | } |
| 9156 | |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 9157 | static int ipw_wx_get_rate(struct net_device *dev, |
| 9158 | struct iw_request_info *info, |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 9159 | union iwreq_data *wrqu, char *extra) |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 9160 | { |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 9161 | struct ipw_priv *priv = ieee80211_priv(dev); |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 9162 | down(&priv->sem); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 9163 | wrqu->bitrate.value = priv->last_rate; |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 9164 | up(&priv->sem); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 9165 | IPW_DEBUG_WX("GET Rate -> %d \n", wrqu->bitrate.value); |
| 9166 | return 0; |
| 9167 | } |
| 9168 | |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 9169 | static int ipw_wx_set_rts(struct net_device *dev, |
| 9170 | struct iw_request_info *info, |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 9171 | union iwreq_data *wrqu, char *extra) |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 9172 | { |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 9173 | struct ipw_priv *priv = ieee80211_priv(dev); |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 9174 | down(&priv->sem); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 9175 | if (wrqu->rts.disabled) |
| 9176 | priv->rts_threshold = DEFAULT_RTS_THRESHOLD; |
| 9177 | else { |
| 9178 | if (wrqu->rts.value < MIN_RTS_THRESHOLD || |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 9179 | wrqu->rts.value > MAX_RTS_THRESHOLD) { |
| 9180 | up(&priv->sem); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 9181 | return -EINVAL; |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 9182 | } |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 9183 | priv->rts_threshold = wrqu->rts.value; |
| 9184 | } |
| 9185 | |
| 9186 | ipw_send_rts_threshold(priv, priv->rts_threshold); |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 9187 | up(&priv->sem); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 9188 | IPW_DEBUG_WX("SET RTS Threshold -> %d \n", priv->rts_threshold); |
| 9189 | return 0; |
| 9190 | } |
| 9191 | |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 9192 | static int ipw_wx_get_rts(struct net_device *dev, |
| 9193 | struct iw_request_info *info, |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 9194 | union iwreq_data *wrqu, char *extra) |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 9195 | { |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 9196 | struct ipw_priv *priv = ieee80211_priv(dev); |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 9197 | down(&priv->sem); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 9198 | wrqu->rts.value = priv->rts_threshold; |
| 9199 | wrqu->rts.fixed = 0; /* no auto select */ |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 9200 | wrqu->rts.disabled = (wrqu->rts.value == DEFAULT_RTS_THRESHOLD); |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 9201 | up(&priv->sem); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 9202 | IPW_DEBUG_WX("GET RTS Threshold -> %d \n", wrqu->rts.value); |
| 9203 | return 0; |
| 9204 | } |
| 9205 | |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 9206 | static int ipw_wx_set_txpow(struct net_device *dev, |
| 9207 | struct iw_request_info *info, |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 9208 | union iwreq_data *wrqu, char *extra) |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 9209 | { |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 9210 | struct ipw_priv *priv = ieee80211_priv(dev); |
Zhu Yi | 6de9f7f | 2005-08-11 14:39:33 +0800 | [diff] [blame] | 9211 | int err = 0; |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 9212 | |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 9213 | down(&priv->sem); |
| 9214 | if (ipw_radio_kill_sw(priv, wrqu->power.disabled)) { |
Zhu Yi | 6de9f7f | 2005-08-11 14:39:33 +0800 | [diff] [blame] | 9215 | err = -EINPROGRESS; |
| 9216 | goto out; |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 9217 | } |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 9218 | |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 9219 | if (!wrqu->power.fixed) |
| 9220 | wrqu->power.value = IPW_TX_POWER_DEFAULT; |
| 9221 | |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 9222 | if (wrqu->power.flags != IW_TXPOW_DBM) { |
Zhu Yi | 6de9f7f | 2005-08-11 14:39:33 +0800 | [diff] [blame] | 9223 | err = -EINVAL; |
| 9224 | goto out; |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 9225 | } |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 9226 | |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 9227 | if ((wrqu->power.value > IPW_TX_POWER_MAX) || |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 9228 | (wrqu->power.value < IPW_TX_POWER_MIN)) { |
Zhu Yi | 6de9f7f | 2005-08-11 14:39:33 +0800 | [diff] [blame] | 9229 | err = -EINVAL; |
| 9230 | goto out; |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 9231 | } |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 9232 | |
| 9233 | priv->tx_power = wrqu->power.value; |
Zhu Yi | 6de9f7f | 2005-08-11 14:39:33 +0800 | [diff] [blame] | 9234 | err = ipw_set_tx_power(priv); |
| 9235 | out: |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 9236 | up(&priv->sem); |
Zhu Yi | 6de9f7f | 2005-08-11 14:39:33 +0800 | [diff] [blame] | 9237 | return err; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 9238 | } |
| 9239 | |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 9240 | static int ipw_wx_get_txpow(struct net_device *dev, |
| 9241 | struct iw_request_info *info, |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 9242 | union iwreq_data *wrqu, char *extra) |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 9243 | { |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 9244 | struct ipw_priv *priv = ieee80211_priv(dev); |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 9245 | down(&priv->sem); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 9246 | wrqu->power.value = priv->tx_power; |
| 9247 | wrqu->power.fixed = 1; |
| 9248 | wrqu->power.flags = IW_TXPOW_DBM; |
| 9249 | wrqu->power.disabled = (priv->status & STATUS_RF_KILL_MASK) ? 1 : 0; |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 9250 | up(&priv->sem); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 9251 | |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 9252 | IPW_DEBUG_WX("GET TX Power -> %s %d \n", |
Zhu Yi | 22501c8 | 2005-08-11 10:49:17 +0800 | [diff] [blame] | 9253 | wrqu->power.disabled ? "OFF" : "ON", wrqu->power.value); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 9254 | |
| 9255 | return 0; |
| 9256 | } |
| 9257 | |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 9258 | static int ipw_wx_set_frag(struct net_device *dev, |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 9259 | struct iw_request_info *info, |
| 9260 | union iwreq_data *wrqu, char *extra) |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 9261 | { |
| 9262 | struct ipw_priv *priv = ieee80211_priv(dev); |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 9263 | down(&priv->sem); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 9264 | if (wrqu->frag.disabled) |
| 9265 | priv->ieee->fts = DEFAULT_FTS; |
| 9266 | else { |
| 9267 | if (wrqu->frag.value < MIN_FRAG_THRESHOLD || |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 9268 | wrqu->frag.value > MAX_FRAG_THRESHOLD) { |
| 9269 | up(&priv->sem); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 9270 | return -EINVAL; |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 9271 | } |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 9272 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 9273 | priv->ieee->fts = wrqu->frag.value & ~0x1; |
| 9274 | } |
| 9275 | |
| 9276 | ipw_send_frag_threshold(priv, wrqu->frag.value); |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 9277 | up(&priv->sem); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 9278 | IPW_DEBUG_WX("SET Frag Threshold -> %d \n", wrqu->frag.value); |
| 9279 | return 0; |
| 9280 | } |
| 9281 | |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 9282 | static int ipw_wx_get_frag(struct net_device *dev, |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 9283 | struct iw_request_info *info, |
| 9284 | union iwreq_data *wrqu, char *extra) |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 9285 | { |
| 9286 | struct ipw_priv *priv = ieee80211_priv(dev); |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 9287 | down(&priv->sem); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 9288 | wrqu->frag.value = priv->ieee->fts; |
| 9289 | wrqu->frag.fixed = 0; /* no auto select */ |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 9290 | wrqu->frag.disabled = (wrqu->frag.value == DEFAULT_FTS); |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 9291 | up(&priv->sem); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 9292 | IPW_DEBUG_WX("GET Frag Threshold -> %d \n", wrqu->frag.value); |
| 9293 | |
| 9294 | return 0; |
| 9295 | } |
| 9296 | |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 9297 | static int ipw_wx_set_retry(struct net_device *dev, |
| 9298 | struct iw_request_info *info, |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 9299 | union iwreq_data *wrqu, char *extra) |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 9300 | { |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 9301 | struct ipw_priv *priv = ieee80211_priv(dev); |
| 9302 | |
| 9303 | if (wrqu->retry.flags & IW_RETRY_LIFETIME || wrqu->retry.disabled) |
| 9304 | return -EINVAL; |
| 9305 | |
| 9306 | if (!(wrqu->retry.flags & IW_RETRY_LIMIT)) |
| 9307 | return 0; |
| 9308 | |
| 9309 | if (wrqu->retry.value < 0 || wrqu->retry.value > 255) |
| 9310 | return -EINVAL; |
| 9311 | |
| 9312 | down(&priv->sem); |
| 9313 | if (wrqu->retry.flags & IW_RETRY_MIN) |
| 9314 | priv->short_retry_limit = (u8) wrqu->retry.value; |
| 9315 | else if (wrqu->retry.flags & IW_RETRY_MAX) |
| 9316 | priv->long_retry_limit = (u8) wrqu->retry.value; |
| 9317 | else { |
| 9318 | priv->short_retry_limit = (u8) wrqu->retry.value; |
| 9319 | priv->long_retry_limit = (u8) wrqu->retry.value; |
| 9320 | } |
| 9321 | |
| 9322 | ipw_send_retry_limit(priv, priv->short_retry_limit, |
| 9323 | priv->long_retry_limit); |
| 9324 | up(&priv->sem); |
| 9325 | IPW_DEBUG_WX("SET retry limit -> short:%d long:%d\n", |
| 9326 | priv->short_retry_limit, priv->long_retry_limit); |
| 9327 | return 0; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 9328 | } |
| 9329 | |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 9330 | static int ipw_wx_get_retry(struct net_device *dev, |
| 9331 | struct iw_request_info *info, |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 9332 | union iwreq_data *wrqu, char *extra) |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 9333 | { |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 9334 | struct ipw_priv *priv = ieee80211_priv(dev); |
| 9335 | |
| 9336 | down(&priv->sem); |
| 9337 | wrqu->retry.disabled = 0; |
| 9338 | |
| 9339 | if ((wrqu->retry.flags & IW_RETRY_TYPE) == IW_RETRY_LIFETIME) { |
| 9340 | up(&priv->sem); |
| 9341 | return -EINVAL; |
| 9342 | } |
| 9343 | |
| 9344 | if (wrqu->retry.flags & IW_RETRY_MAX) { |
| 9345 | wrqu->retry.flags = IW_RETRY_LIMIT | IW_RETRY_MAX; |
| 9346 | wrqu->retry.value = priv->long_retry_limit; |
| 9347 | } else if (wrqu->retry.flags & IW_RETRY_MIN) { |
| 9348 | wrqu->retry.flags = IW_RETRY_LIMIT | IW_RETRY_MIN; |
| 9349 | wrqu->retry.value = priv->short_retry_limit; |
| 9350 | } else { |
| 9351 | wrqu->retry.flags = IW_RETRY_LIMIT; |
| 9352 | wrqu->retry.value = priv->short_retry_limit; |
| 9353 | } |
| 9354 | up(&priv->sem); |
| 9355 | |
| 9356 | IPW_DEBUG_WX("GET retry -> %d \n", wrqu->retry.value); |
| 9357 | |
| 9358 | return 0; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 9359 | } |
| 9360 | |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 9361 | #if WIRELESS_EXT > 17 |
| 9362 | static int ipw_request_direct_scan(struct ipw_priv *priv, char *essid, |
| 9363 | int essid_len) |
| 9364 | { |
| 9365 | struct ipw_scan_request_ext scan; |
| 9366 | int err = 0, scan_type; |
| 9367 | |
| 9368 | down(&priv->sem); |
| 9369 | |
| 9370 | if (priv->status & STATUS_RF_KILL_MASK) { |
| 9371 | IPW_DEBUG_HC("Aborting scan due to RF kill activation\n"); |
| 9372 | priv->status |= STATUS_SCAN_PENDING; |
| 9373 | goto done; |
| 9374 | } |
| 9375 | |
| 9376 | IPW_DEBUG_HC("starting request direct scan!\n"); |
| 9377 | |
| 9378 | if (priv->status & (STATUS_SCANNING | STATUS_SCAN_ABORTING)) { |
| 9379 | err = wait_event_interruptible(priv->wait_state, |
| 9380 | !(priv-> |
| 9381 | status & (STATUS_SCANNING | |
| 9382 | STATUS_SCAN_ABORTING))); |
| 9383 | if (err) { |
| 9384 | IPW_DEBUG_HC("aborting direct scan"); |
| 9385 | goto done; |
| 9386 | } |
| 9387 | } |
| 9388 | memset(&scan, 0, sizeof(scan)); |
| 9389 | |
| 9390 | if (priv->config & CFG_SPEED_SCAN) |
| 9391 | scan.dwell_time[IPW_SCAN_ACTIVE_BROADCAST_SCAN] = |
| 9392 | cpu_to_le16(30); |
| 9393 | else |
| 9394 | scan.dwell_time[IPW_SCAN_ACTIVE_BROADCAST_SCAN] = |
| 9395 | cpu_to_le16(20); |
| 9396 | |
| 9397 | scan.dwell_time[IPW_SCAN_ACTIVE_BROADCAST_AND_DIRECT_SCAN] = |
| 9398 | cpu_to_le16(20); |
Liu Hong | 1fe0adb | 2005-08-19 09:33:10 -0500 | [diff] [blame] | 9399 | scan.dwell_time[IPW_SCAN_PASSIVE_FULL_DWELL_SCAN] = cpu_to_le16(120); |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 9400 | scan.dwell_time[IPW_SCAN_ACTIVE_DIRECT_SCAN] = cpu_to_le16(20); |
| 9401 | |
| 9402 | scan.full_scan_index = cpu_to_le32(ieee80211_get_scans(priv->ieee)); |
| 9403 | |
| 9404 | err = ipw_send_ssid(priv, essid, essid_len); |
| 9405 | if (err) { |
| 9406 | IPW_DEBUG_HC("Attempt to send SSID command failed\n"); |
| 9407 | goto done; |
| 9408 | } |
| 9409 | scan_type = IPW_SCAN_ACTIVE_BROADCAST_AND_DIRECT_SCAN; |
| 9410 | |
| 9411 | ipw_add_scan_channels(priv, &scan, scan_type); |
| 9412 | |
| 9413 | err = ipw_send_scan_request_ext(priv, &scan); |
| 9414 | if (err) { |
| 9415 | IPW_DEBUG_HC("Sending scan command failed: %08X\n", err); |
| 9416 | goto done; |
| 9417 | } |
| 9418 | |
| 9419 | priv->status |= STATUS_SCANNING; |
| 9420 | |
| 9421 | done: |
| 9422 | up(&priv->sem); |
| 9423 | return err; |
| 9424 | } |
| 9425 | #endif /* WIRELESS_EXT > 17 */ |
| 9426 | |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 9427 | static int ipw_wx_set_scan(struct net_device *dev, |
| 9428 | struct iw_request_info *info, |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 9429 | union iwreq_data *wrqu, char *extra) |
| 9430 | { |
| 9431 | struct ipw_priv *priv = ieee80211_priv(dev); |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 9432 | #if WIRELESS_EXT > 17 |
| 9433 | struct iw_scan_req *req = NULL; |
| 9434 | if (wrqu->data.length |
| 9435 | && wrqu->data.length == sizeof(struct iw_scan_req)) { |
| 9436 | req = (struct iw_scan_req *)extra; |
| 9437 | if (wrqu->data.flags & IW_SCAN_THIS_ESSID) { |
| 9438 | ipw_request_direct_scan(priv, req->essid, |
| 9439 | req->essid_len); |
| 9440 | return 0; |
| 9441 | } |
| 9442 | } |
| 9443 | #endif |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 9444 | IPW_DEBUG_WX("Start scan\n"); |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 9445 | |
| 9446 | queue_work(priv->workqueue, &priv->request_scan); |
| 9447 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 9448 | return 0; |
| 9449 | } |
| 9450 | |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 9451 | static int ipw_wx_get_scan(struct net_device *dev, |
| 9452 | struct iw_request_info *info, |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 9453 | union iwreq_data *wrqu, char *extra) |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 9454 | { |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 9455 | struct ipw_priv *priv = ieee80211_priv(dev); |
| 9456 | return ieee80211_wx_get_scan(priv->ieee, info, wrqu, extra); |
| 9457 | } |
| 9458 | |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 9459 | static int ipw_wx_set_encode(struct net_device *dev, |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 9460 | struct iw_request_info *info, |
| 9461 | union iwreq_data *wrqu, char *key) |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 9462 | { |
| 9463 | struct ipw_priv *priv = ieee80211_priv(dev); |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 9464 | int ret; |
Hong Liu | caeff81 | 2005-08-05 17:25:50 +0800 | [diff] [blame] | 9465 | u32 cap = priv->capability; |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 9466 | |
| 9467 | down(&priv->sem); |
| 9468 | ret = ieee80211_wx_set_encode(priv->ieee, info, wrqu, key); |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 9469 | |
Hong Liu | caeff81 | 2005-08-05 17:25:50 +0800 | [diff] [blame] | 9470 | /* In IBSS mode, we need to notify the firmware to update |
| 9471 | * the beacon info after we changed the capability. */ |
| 9472 | if (cap != priv->capability && |
| 9473 | priv->ieee->iw_mode == IW_MODE_ADHOC && |
| 9474 | priv->status & STATUS_ASSOCIATED) |
| 9475 | ipw_disassociate(priv); |
| 9476 | |
| 9477 | up(&priv->sem); |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 9478 | return ret; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 9479 | } |
| 9480 | |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 9481 | static int ipw_wx_get_encode(struct net_device *dev, |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 9482 | struct iw_request_info *info, |
| 9483 | union iwreq_data *wrqu, char *key) |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 9484 | { |
| 9485 | struct ipw_priv *priv = ieee80211_priv(dev); |
| 9486 | return ieee80211_wx_get_encode(priv->ieee, info, wrqu, key); |
| 9487 | } |
| 9488 | |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 9489 | static int ipw_wx_set_power(struct net_device *dev, |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 9490 | struct iw_request_info *info, |
| 9491 | union iwreq_data *wrqu, char *extra) |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 9492 | { |
| 9493 | struct ipw_priv *priv = ieee80211_priv(dev); |
| 9494 | int err; |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 9495 | down(&priv->sem); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 9496 | if (wrqu->power.disabled) { |
| 9497 | priv->power_mode = IPW_POWER_LEVEL(priv->power_mode); |
| 9498 | err = ipw_send_power_mode(priv, IPW_POWER_MODE_CAM); |
| 9499 | if (err) { |
| 9500 | IPW_DEBUG_WX("failed setting power mode.\n"); |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 9501 | up(&priv->sem); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 9502 | return err; |
| 9503 | } |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 9504 | IPW_DEBUG_WX("SET Power Management Mode -> off\n"); |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 9505 | up(&priv->sem); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 9506 | return 0; |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 9507 | } |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 9508 | |
| 9509 | switch (wrqu->power.flags & IW_POWER_MODE) { |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 9510 | case IW_POWER_ON: /* If not specified */ |
| 9511 | case IW_POWER_MODE: /* If set all mask */ |
| 9512 | case IW_POWER_ALL_R: /* If explicitely state all */ |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 9513 | break; |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 9514 | default: /* Otherwise we don't support it */ |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 9515 | IPW_DEBUG_WX("SET PM Mode: %X not supported.\n", |
| 9516 | wrqu->power.flags); |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 9517 | up(&priv->sem); |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 9518 | return -EOPNOTSUPP; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 9519 | } |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 9520 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 9521 | /* If the user hasn't specified a power management mode yet, default |
| 9522 | * to BATTERY */ |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 9523 | if (IPW_POWER_LEVEL(priv->power_mode) == IPW_POWER_AC) |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 9524 | priv->power_mode = IPW_POWER_ENABLED | IPW_POWER_BATTERY; |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 9525 | else |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 9526 | priv->power_mode = IPW_POWER_ENABLED | priv->power_mode; |
| 9527 | err = ipw_send_power_mode(priv, IPW_POWER_LEVEL(priv->power_mode)); |
| 9528 | if (err) { |
| 9529 | IPW_DEBUG_WX("failed setting power mode.\n"); |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 9530 | up(&priv->sem); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 9531 | return err; |
| 9532 | } |
| 9533 | |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 9534 | IPW_DEBUG_WX("SET Power Management Mode -> 0x%02X\n", priv->power_mode); |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 9535 | up(&priv->sem); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 9536 | return 0; |
| 9537 | } |
| 9538 | |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 9539 | static int ipw_wx_get_power(struct net_device *dev, |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 9540 | struct iw_request_info *info, |
| 9541 | union iwreq_data *wrqu, char *extra) |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 9542 | { |
| 9543 | struct ipw_priv *priv = ieee80211_priv(dev); |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 9544 | down(&priv->sem); |
James Ketrenos | a613bff | 2005-08-24 21:43:11 -0500 | [diff] [blame] | 9545 | if (!(priv->power_mode & IPW_POWER_ENABLED)) |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 9546 | wrqu->power.disabled = 1; |
James Ketrenos | a613bff | 2005-08-24 21:43:11 -0500 | [diff] [blame] | 9547 | else |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 9548 | wrqu->power.disabled = 0; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 9549 | |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 9550 | up(&priv->sem); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 9551 | IPW_DEBUG_WX("GET Power Management Mode -> %02X\n", priv->power_mode); |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 9552 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 9553 | return 0; |
| 9554 | } |
| 9555 | |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 9556 | static int ipw_wx_set_powermode(struct net_device *dev, |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 9557 | struct iw_request_info *info, |
| 9558 | union iwreq_data *wrqu, char *extra) |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 9559 | { |
| 9560 | struct ipw_priv *priv = ieee80211_priv(dev); |
| 9561 | int mode = *(int *)extra; |
| 9562 | int err; |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 9563 | down(&priv->sem); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 9564 | if ((mode < 1) || (mode > IPW_POWER_LIMIT)) { |
| 9565 | mode = IPW_POWER_AC; |
| 9566 | priv->power_mode = mode; |
| 9567 | } else { |
| 9568 | priv->power_mode = IPW_POWER_ENABLED | mode; |
| 9569 | } |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 9570 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 9571 | if (priv->power_mode != mode) { |
| 9572 | err = ipw_send_power_mode(priv, mode); |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 9573 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 9574 | if (err) { |
| 9575 | IPW_DEBUG_WX("failed setting power mode.\n"); |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 9576 | up(&priv->sem); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 9577 | return err; |
| 9578 | } |
| 9579 | } |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 9580 | up(&priv->sem); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 9581 | return 0; |
| 9582 | } |
| 9583 | |
| 9584 | #define MAX_WX_STRING 80 |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 9585 | static int ipw_wx_get_powermode(struct net_device *dev, |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 9586 | struct iw_request_info *info, |
| 9587 | union iwreq_data *wrqu, char *extra) |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 9588 | { |
| 9589 | struct ipw_priv *priv = ieee80211_priv(dev); |
| 9590 | int level = IPW_POWER_LEVEL(priv->power_mode); |
| 9591 | char *p = extra; |
| 9592 | |
| 9593 | p += snprintf(p, MAX_WX_STRING, "Power save level: %d ", level); |
| 9594 | |
| 9595 | switch (level) { |
| 9596 | case IPW_POWER_AC: |
| 9597 | p += snprintf(p, MAX_WX_STRING - (p - extra), "(AC)"); |
| 9598 | break; |
| 9599 | case IPW_POWER_BATTERY: |
| 9600 | p += snprintf(p, MAX_WX_STRING - (p - extra), "(BATTERY)"); |
| 9601 | break; |
| 9602 | default: |
| 9603 | p += snprintf(p, MAX_WX_STRING - (p - extra), |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 9604 | "(Timeout %dms, Period %dms)", |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 9605 | timeout_duration[level - 1] / 1000, |
| 9606 | period_duration[level - 1] / 1000); |
| 9607 | } |
| 9608 | |
| 9609 | if (!(priv->power_mode & IPW_POWER_ENABLED)) |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 9610 | p += snprintf(p, MAX_WX_STRING - (p - extra), " OFF"); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 9611 | |
| 9612 | wrqu->data.length = p - extra + 1; |
| 9613 | |
| 9614 | return 0; |
| 9615 | } |
| 9616 | |
| 9617 | static int ipw_wx_set_wireless_mode(struct net_device *dev, |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 9618 | struct iw_request_info *info, |
| 9619 | union iwreq_data *wrqu, char *extra) |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 9620 | { |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 9621 | struct ipw_priv *priv = ieee80211_priv(dev); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 9622 | int mode = *(int *)extra; |
| 9623 | u8 band = 0, modulation = 0; |
| 9624 | |
| 9625 | if (mode == 0 || mode & ~IEEE_MODE_MASK) { |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 9626 | IPW_WARNING("Attempt to set invalid wireless mode: %d\n", mode); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 9627 | return -EINVAL; |
| 9628 | } |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 9629 | down(&priv->sem); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 9630 | if (priv->adapter == IPW_2915ABG) { |
James Ketrenos | a33a198 | 2005-09-14 14:28:59 -0500 | [diff] [blame] | 9631 | priv->ieee->abg_true = 1; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 9632 | if (mode & IEEE_A) { |
| 9633 | band |= IEEE80211_52GHZ_BAND; |
| 9634 | modulation |= IEEE80211_OFDM_MODULATION; |
| 9635 | } else |
James Ketrenos | a33a198 | 2005-09-14 14:28:59 -0500 | [diff] [blame] | 9636 | priv->ieee->abg_true = 0; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 9637 | } else { |
| 9638 | if (mode & IEEE_A) { |
| 9639 | IPW_WARNING("Attempt to set 2200BG into " |
| 9640 | "802.11a mode\n"); |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 9641 | up(&priv->sem); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 9642 | return -EINVAL; |
| 9643 | } |
| 9644 | |
James Ketrenos | a33a198 | 2005-09-14 14:28:59 -0500 | [diff] [blame] | 9645 | priv->ieee->abg_true = 0; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 9646 | } |
| 9647 | |
| 9648 | if (mode & IEEE_B) { |
| 9649 | band |= IEEE80211_24GHZ_BAND; |
| 9650 | modulation |= IEEE80211_CCK_MODULATION; |
| 9651 | } else |
James Ketrenos | a33a198 | 2005-09-14 14:28:59 -0500 | [diff] [blame] | 9652 | priv->ieee->abg_true = 0; |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 9653 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 9654 | if (mode & IEEE_G) { |
| 9655 | band |= IEEE80211_24GHZ_BAND; |
| 9656 | modulation |= IEEE80211_OFDM_MODULATION; |
| 9657 | } else |
James Ketrenos | a33a198 | 2005-09-14 14:28:59 -0500 | [diff] [blame] | 9658 | priv->ieee->abg_true = 0; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 9659 | |
| 9660 | priv->ieee->mode = mode; |
| 9661 | priv->ieee->freq_band = band; |
| 9662 | priv->ieee->modulation = modulation; |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 9663 | init_supported_rates(priv, &priv->rates); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 9664 | |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 9665 | /* Network configuration changed -- force [re]association */ |
| 9666 | IPW_DEBUG_ASSOC("[re]association triggered due to mode change.\n"); |
| 9667 | if (!ipw_disassociate(priv)) { |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 9668 | ipw_send_supported_rates(priv, &priv->rates); |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 9669 | ipw_associate(priv); |
| 9670 | } |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 9671 | |
James Ketrenos | a613bff | 2005-08-24 21:43:11 -0500 | [diff] [blame] | 9672 | /* Update the band LEDs */ |
| 9673 | ipw_led_band_on(priv); |
| 9674 | |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 9675 | IPW_DEBUG_WX("PRIV SET MODE: %c%c%c\n", |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 9676 | mode & IEEE_A ? 'a' : '.', |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 9677 | mode & IEEE_B ? 'b' : '.', mode & IEEE_G ? 'g' : '.'); |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 9678 | up(&priv->sem); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 9679 | return 0; |
| 9680 | } |
| 9681 | |
| 9682 | static int ipw_wx_get_wireless_mode(struct net_device *dev, |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 9683 | struct iw_request_info *info, |
| 9684 | union iwreq_data *wrqu, char *extra) |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 9685 | { |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 9686 | struct ipw_priv *priv = ieee80211_priv(dev); |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 9687 | down(&priv->sem); |
James Ketrenos | ea2b26e | 2005-08-24 21:25:16 -0500 | [diff] [blame] | 9688 | switch (priv->ieee->mode) { |
| 9689 | case IEEE_A: |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 9690 | strncpy(extra, "802.11a (1)", MAX_WX_STRING); |
| 9691 | break; |
James Ketrenos | ea2b26e | 2005-08-24 21:25:16 -0500 | [diff] [blame] | 9692 | case IEEE_B: |
| 9693 | strncpy(extra, "802.11b (2)", MAX_WX_STRING); |
| 9694 | break; |
| 9695 | case IEEE_A | IEEE_B: |
| 9696 | strncpy(extra, "802.11ab (3)", MAX_WX_STRING); |
| 9697 | break; |
| 9698 | case IEEE_G: |
| 9699 | strncpy(extra, "802.11g (4)", MAX_WX_STRING); |
| 9700 | break; |
| 9701 | case IEEE_A | IEEE_G: |
| 9702 | strncpy(extra, "802.11ag (5)", MAX_WX_STRING); |
| 9703 | break; |
| 9704 | case IEEE_B | IEEE_G: |
| 9705 | strncpy(extra, "802.11bg (6)", MAX_WX_STRING); |
| 9706 | break; |
| 9707 | case IEEE_A | IEEE_B | IEEE_G: |
| 9708 | strncpy(extra, "802.11abg (7)", MAX_WX_STRING); |
| 9709 | break; |
| 9710 | default: |
| 9711 | strncpy(extra, "unknown", MAX_WX_STRING); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 9712 | break; |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 9713 | } |
| 9714 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 9715 | IPW_DEBUG_WX("PRIV GET MODE: %s\n", extra); |
| 9716 | |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 9717 | wrqu->data.length = strlen(extra) + 1; |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 9718 | up(&priv->sem); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 9719 | |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 9720 | return 0; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 9721 | } |
| 9722 | |
James Ketrenos | ea2b26e | 2005-08-24 21:25:16 -0500 | [diff] [blame] | 9723 | static int ipw_wx_set_preamble(struct net_device *dev, |
| 9724 | struct iw_request_info *info, |
| 9725 | union iwreq_data *wrqu, char *extra) |
| 9726 | { |
| 9727 | struct ipw_priv *priv = ieee80211_priv(dev); |
| 9728 | int mode = *(int *)extra; |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 9729 | down(&priv->sem); |
James Ketrenos | ea2b26e | 2005-08-24 21:25:16 -0500 | [diff] [blame] | 9730 | /* Switching from SHORT -> LONG requires a disassociation */ |
| 9731 | if (mode == 1) { |
| 9732 | if (!(priv->config & CFG_PREAMBLE_LONG)) { |
| 9733 | priv->config |= CFG_PREAMBLE_LONG; |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 9734 | |
| 9735 | /* Network configuration changed -- force [re]association */ |
| 9736 | IPW_DEBUG_ASSOC |
| 9737 | ("[re]association triggered due to preamble change.\n"); |
| 9738 | if (!ipw_disassociate(priv)) |
| 9739 | ipw_associate(priv); |
James Ketrenos | ea2b26e | 2005-08-24 21:25:16 -0500 | [diff] [blame] | 9740 | } |
| 9741 | goto done; |
| 9742 | } |
| 9743 | |
| 9744 | if (mode == 0) { |
| 9745 | priv->config &= ~CFG_PREAMBLE_LONG; |
| 9746 | goto done; |
| 9747 | } |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 9748 | up(&priv->sem); |
James Ketrenos | ea2b26e | 2005-08-24 21:25:16 -0500 | [diff] [blame] | 9749 | return -EINVAL; |
| 9750 | |
| 9751 | done: |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 9752 | up(&priv->sem); |
James Ketrenos | ea2b26e | 2005-08-24 21:25:16 -0500 | [diff] [blame] | 9753 | return 0; |
| 9754 | } |
| 9755 | |
| 9756 | static int ipw_wx_get_preamble(struct net_device *dev, |
| 9757 | struct iw_request_info *info, |
| 9758 | union iwreq_data *wrqu, char *extra) |
| 9759 | { |
| 9760 | struct ipw_priv *priv = ieee80211_priv(dev); |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 9761 | down(&priv->sem); |
James Ketrenos | ea2b26e | 2005-08-24 21:25:16 -0500 | [diff] [blame] | 9762 | if (priv->config & CFG_PREAMBLE_LONG) |
| 9763 | snprintf(wrqu->name, IFNAMSIZ, "long (1)"); |
| 9764 | else |
| 9765 | snprintf(wrqu->name, IFNAMSIZ, "auto (0)"); |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 9766 | up(&priv->sem); |
James Ketrenos | ea2b26e | 2005-08-24 21:25:16 -0500 | [diff] [blame] | 9767 | return 0; |
| 9768 | } |
| 9769 | |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 9770 | #ifdef CONFIG_IPW2200_MONITOR |
James Ketrenos | ea2b26e | 2005-08-24 21:25:16 -0500 | [diff] [blame] | 9771 | static int ipw_wx_set_monitor(struct net_device *dev, |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 9772 | struct iw_request_info *info, |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 9773 | union iwreq_data *wrqu, char *extra) |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 9774 | { |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 9775 | struct ipw_priv *priv = ieee80211_priv(dev); |
| 9776 | int *parms = (int *)extra; |
| 9777 | int enable = (parms[0] > 0); |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 9778 | down(&priv->sem); |
James Ketrenos | ea2b26e | 2005-08-24 21:25:16 -0500 | [diff] [blame] | 9779 | IPW_DEBUG_WX("SET MONITOR: %d %d\n", enable, parms[1]); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 9780 | if (enable) { |
| 9781 | if (priv->ieee->iw_mode != IW_MODE_MONITOR) { |
Mike Kershaw | 24a47db | 2005-08-26 00:41:54 -0500 | [diff] [blame^] | 9782 | #ifdef CONFIG_IEEE80211_RADIOTAP |
| 9783 | priv->net_dev->type = ARPHRD_IEEE80211_RADIOTAP; |
| 9784 | #else |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 9785 | priv->net_dev->type = ARPHRD_IEEE80211; |
Mike Kershaw | 24a47db | 2005-08-26 00:41:54 -0500 | [diff] [blame^] | 9786 | #endif |
James Ketrenos | a613bff | 2005-08-24 21:43:11 -0500 | [diff] [blame] | 9787 | queue_work(priv->workqueue, &priv->adapter_restart); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 9788 | } |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 9789 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 9790 | ipw_set_channel(priv, parms[1]); |
| 9791 | } else { |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 9792 | if (priv->ieee->iw_mode != IW_MODE_MONITOR) { |
| 9793 | up(&priv->sem); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 9794 | return 0; |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 9795 | } |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 9796 | priv->net_dev->type = ARPHRD_ETHER; |
James Ketrenos | a613bff | 2005-08-24 21:43:11 -0500 | [diff] [blame] | 9797 | queue_work(priv->workqueue, &priv->adapter_restart); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 9798 | } |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 9799 | up(&priv->sem); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 9800 | return 0; |
| 9801 | } |
| 9802 | |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 9803 | #endif // CONFIG_IPW2200_MONITOR |
| 9804 | |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 9805 | static int ipw_wx_reset(struct net_device *dev, |
| 9806 | struct iw_request_info *info, |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 9807 | union iwreq_data *wrqu, char *extra) |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 9808 | { |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 9809 | struct ipw_priv *priv = ieee80211_priv(dev); |
| 9810 | IPW_DEBUG_WX("RESET\n"); |
James Ketrenos | a613bff | 2005-08-24 21:43:11 -0500 | [diff] [blame] | 9811 | queue_work(priv->workqueue, &priv->adapter_restart); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 9812 | return 0; |
| 9813 | } |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 9814 | |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 9815 | static int ipw_wx_sw_reset(struct net_device *dev, |
| 9816 | struct iw_request_info *info, |
| 9817 | union iwreq_data *wrqu, char *extra) |
| 9818 | { |
| 9819 | struct ipw_priv *priv = ieee80211_priv(dev); |
| 9820 | union iwreq_data wrqu_sec = { |
| 9821 | .encoding = { |
| 9822 | .flags = IW_ENCODE_DISABLED, |
| 9823 | }, |
| 9824 | }; |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 9825 | int ret; |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 9826 | |
| 9827 | IPW_DEBUG_WX("SW_RESET\n"); |
| 9828 | |
| 9829 | down(&priv->sem); |
| 9830 | |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 9831 | ret = ipw_sw_reset(priv, 0); |
| 9832 | if (!ret) { |
| 9833 | free_firmware(); |
| 9834 | ipw_adapter_restart(priv); |
| 9835 | } |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 9836 | |
| 9837 | /* The SW reset bit might have been toggled on by the 'disable' |
| 9838 | * module parameter, so take appropriate action */ |
| 9839 | ipw_radio_kill_sw(priv, priv->status & STATUS_RF_KILL_SW); |
| 9840 | |
| 9841 | up(&priv->sem); |
| 9842 | ieee80211_wx_set_encode(priv->ieee, info, &wrqu_sec, NULL); |
| 9843 | down(&priv->sem); |
| 9844 | |
| 9845 | if (!(priv->status & STATUS_RF_KILL_MASK)) { |
| 9846 | /* Configuration likely changed -- force [re]association */ |
| 9847 | IPW_DEBUG_ASSOC("[re]association triggered due to sw " |
| 9848 | "reset.\n"); |
| 9849 | if (!ipw_disassociate(priv)) |
| 9850 | ipw_associate(priv); |
| 9851 | } |
| 9852 | |
| 9853 | up(&priv->sem); |
| 9854 | |
| 9855 | return 0; |
| 9856 | } |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 9857 | |
| 9858 | /* Rebase the WE IOCTLs to zero for the handler array */ |
| 9859 | #define IW_IOCTL(x) [(x)-SIOCSIWCOMMIT] |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 9860 | static iw_handler ipw_wx_handlers[] = { |
James Ketrenos | ea2b26e | 2005-08-24 21:25:16 -0500 | [diff] [blame] | 9861 | IW_IOCTL(SIOCGIWNAME) = ipw_wx_get_name, |
| 9862 | IW_IOCTL(SIOCSIWFREQ) = ipw_wx_set_freq, |
| 9863 | IW_IOCTL(SIOCGIWFREQ) = ipw_wx_get_freq, |
| 9864 | IW_IOCTL(SIOCSIWMODE) = ipw_wx_set_mode, |
| 9865 | IW_IOCTL(SIOCGIWMODE) = ipw_wx_get_mode, |
| 9866 | IW_IOCTL(SIOCGIWRANGE) = ipw_wx_get_range, |
| 9867 | IW_IOCTL(SIOCSIWAP) = ipw_wx_set_wap, |
| 9868 | IW_IOCTL(SIOCGIWAP) = ipw_wx_get_wap, |
| 9869 | IW_IOCTL(SIOCSIWSCAN) = ipw_wx_set_scan, |
| 9870 | IW_IOCTL(SIOCGIWSCAN) = ipw_wx_get_scan, |
| 9871 | IW_IOCTL(SIOCSIWESSID) = ipw_wx_set_essid, |
| 9872 | IW_IOCTL(SIOCGIWESSID) = ipw_wx_get_essid, |
| 9873 | IW_IOCTL(SIOCSIWNICKN) = ipw_wx_set_nick, |
| 9874 | IW_IOCTL(SIOCGIWNICKN) = ipw_wx_get_nick, |
| 9875 | IW_IOCTL(SIOCSIWRATE) = ipw_wx_set_rate, |
| 9876 | IW_IOCTL(SIOCGIWRATE) = ipw_wx_get_rate, |
| 9877 | IW_IOCTL(SIOCSIWRTS) = ipw_wx_set_rts, |
| 9878 | IW_IOCTL(SIOCGIWRTS) = ipw_wx_get_rts, |
| 9879 | IW_IOCTL(SIOCSIWFRAG) = ipw_wx_set_frag, |
| 9880 | IW_IOCTL(SIOCGIWFRAG) = ipw_wx_get_frag, |
| 9881 | IW_IOCTL(SIOCSIWTXPOW) = ipw_wx_set_txpow, |
| 9882 | IW_IOCTL(SIOCGIWTXPOW) = ipw_wx_get_txpow, |
| 9883 | IW_IOCTL(SIOCSIWRETRY) = ipw_wx_set_retry, |
| 9884 | IW_IOCTL(SIOCGIWRETRY) = ipw_wx_get_retry, |
| 9885 | IW_IOCTL(SIOCSIWENCODE) = ipw_wx_set_encode, |
| 9886 | IW_IOCTL(SIOCGIWENCODE) = ipw_wx_get_encode, |
| 9887 | IW_IOCTL(SIOCSIWPOWER) = ipw_wx_set_power, |
| 9888 | IW_IOCTL(SIOCGIWPOWER) = ipw_wx_get_power, |
James Ketrenos | a613bff | 2005-08-24 21:43:11 -0500 | [diff] [blame] | 9889 | IW_IOCTL(SIOCSIWSPY) = iw_handler_set_spy, |
| 9890 | IW_IOCTL(SIOCGIWSPY) = iw_handler_get_spy, |
| 9891 | IW_IOCTL(SIOCSIWTHRSPY) = iw_handler_set_thrspy, |
| 9892 | IW_IOCTL(SIOCGIWTHRSPY) = iw_handler_get_thrspy, |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 9893 | #if WIRELESS_EXT > 17 |
| 9894 | IW_IOCTL(SIOCSIWGENIE) = ipw_wx_set_genie, |
| 9895 | IW_IOCTL(SIOCGIWGENIE) = ipw_wx_get_genie, |
| 9896 | IW_IOCTL(SIOCSIWMLME) = ipw_wx_set_mlme, |
| 9897 | IW_IOCTL(SIOCSIWAUTH) = ipw_wx_set_auth, |
| 9898 | IW_IOCTL(SIOCGIWAUTH) = ipw_wx_get_auth, |
| 9899 | IW_IOCTL(SIOCSIWENCODEEXT) = ipw_wx_set_encodeext, |
| 9900 | IW_IOCTL(SIOCGIWENCODEEXT) = ipw_wx_get_encodeext, |
| 9901 | #endif |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 9902 | }; |
| 9903 | |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 9904 | enum { |
| 9905 | IPW_PRIV_SET_POWER = SIOCIWFIRSTPRIV, |
| 9906 | IPW_PRIV_GET_POWER, |
| 9907 | IPW_PRIV_SET_MODE, |
| 9908 | IPW_PRIV_GET_MODE, |
| 9909 | IPW_PRIV_SET_PREAMBLE, |
| 9910 | IPW_PRIV_GET_PREAMBLE, |
| 9911 | IPW_PRIV_RESET, |
| 9912 | IPW_PRIV_SW_RESET, |
| 9913 | #ifdef CONFIG_IPW2200_MONITOR |
| 9914 | IPW_PRIV_SET_MONITOR, |
| 9915 | #endif |
| 9916 | }; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 9917 | |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 9918 | static struct iw_priv_args ipw_priv_args[] = { |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 9919 | { |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 9920 | .cmd = IPW_PRIV_SET_POWER, |
| 9921 | .set_args = IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, |
| 9922 | .name = "set_power"}, |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 9923 | { |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 9924 | .cmd = IPW_PRIV_GET_POWER, |
| 9925 | .get_args = IW_PRIV_TYPE_CHAR | IW_PRIV_SIZE_FIXED | MAX_WX_STRING, |
| 9926 | .name = "get_power"}, |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 9927 | { |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 9928 | .cmd = IPW_PRIV_SET_MODE, |
| 9929 | .set_args = IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, |
| 9930 | .name = "set_mode"}, |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 9931 | { |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 9932 | .cmd = IPW_PRIV_GET_MODE, |
| 9933 | .get_args = IW_PRIV_TYPE_CHAR | IW_PRIV_SIZE_FIXED | MAX_WX_STRING, |
| 9934 | .name = "get_mode"}, |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 9935 | { |
James Ketrenos | ea2b26e | 2005-08-24 21:25:16 -0500 | [diff] [blame] | 9936 | .cmd = IPW_PRIV_SET_PREAMBLE, |
| 9937 | .set_args = IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, |
| 9938 | .name = "set_preamble"}, |
| 9939 | { |
| 9940 | .cmd = IPW_PRIV_GET_PREAMBLE, |
| 9941 | .get_args = IW_PRIV_TYPE_CHAR | IW_PRIV_SIZE_FIXED | IFNAMSIZ, |
| 9942 | .name = "get_preamble"}, |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 9943 | { |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 9944 | IPW_PRIV_RESET, |
| 9945 | IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 0, 0, "reset"}, |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 9946 | { |
| 9947 | IPW_PRIV_SW_RESET, |
| 9948 | IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 0, 0, "sw_reset"}, |
| 9949 | #ifdef CONFIG_IPW2200_MONITOR |
| 9950 | { |
| 9951 | IPW_PRIV_SET_MONITOR, |
| 9952 | IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 2, 0, "monitor"}, |
| 9953 | #endif /* CONFIG_IPW2200_MONITOR */ |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 9954 | }; |
| 9955 | |
| 9956 | static iw_handler ipw_priv_handler[] = { |
| 9957 | ipw_wx_set_powermode, |
| 9958 | ipw_wx_get_powermode, |
| 9959 | ipw_wx_set_wireless_mode, |
| 9960 | ipw_wx_get_wireless_mode, |
James Ketrenos | ea2b26e | 2005-08-24 21:25:16 -0500 | [diff] [blame] | 9961 | ipw_wx_set_preamble, |
| 9962 | ipw_wx_get_preamble, |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 9963 | ipw_wx_reset, |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 9964 | ipw_wx_sw_reset, |
| 9965 | #ifdef CONFIG_IPW2200_MONITOR |
| 9966 | ipw_wx_set_monitor, |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 9967 | #endif |
| 9968 | }; |
| 9969 | |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 9970 | static struct iw_handler_def ipw_wx_handler_def = { |
James Ketrenos | ea2b26e | 2005-08-24 21:25:16 -0500 | [diff] [blame] | 9971 | .standard = ipw_wx_handlers, |
| 9972 | .num_standard = ARRAY_SIZE(ipw_wx_handlers), |
| 9973 | .num_private = ARRAY_SIZE(ipw_priv_handler), |
| 9974 | .num_private_args = ARRAY_SIZE(ipw_priv_args), |
| 9975 | .private = ipw_priv_handler, |
| 9976 | .private_args = ipw_priv_args, |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 9977 | }; |
| 9978 | |
James Ketrenos | a613bff | 2005-08-24 21:43:11 -0500 | [diff] [blame] | 9979 | static struct iw_public_data ipw_wx_data; |
| 9980 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 9981 | /* |
| 9982 | * Get wireless statistics. |
| 9983 | * Called by /proc/net/wireless |
| 9984 | * Also called by SIOCGIWSTATS |
| 9985 | */ |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 9986 | static struct iw_statistics *ipw_get_wireless_stats(struct net_device *dev) |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 9987 | { |
| 9988 | struct ipw_priv *priv = ieee80211_priv(dev); |
| 9989 | struct iw_statistics *wstats; |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 9990 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 9991 | wstats = &priv->wstats; |
| 9992 | |
James Ketrenos | ea2b26e | 2005-08-24 21:25:16 -0500 | [diff] [blame] | 9993 | /* if hw is disabled, then ipw_get_ordinal() can't be called. |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 9994 | * netdev->get_wireless_stats seems to be called before fw is |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 9995 | * initialized. STATUS_ASSOCIATED will only be set if the hw is up |
| 9996 | * and associated; if not associcated, the values are all meaningless |
| 9997 | * anyway, so set them all to NULL and INVALID */ |
| 9998 | if (!(priv->status & STATUS_ASSOCIATED)) { |
| 9999 | wstats->miss.beacon = 0; |
| 10000 | wstats->discard.retries = 0; |
| 10001 | wstats->qual.qual = 0; |
| 10002 | wstats->qual.level = 0; |
| 10003 | wstats->qual.noise = 0; |
| 10004 | wstats->qual.updated = 7; |
| 10005 | wstats->qual.updated |= IW_QUAL_NOISE_INVALID | |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 10006 | IW_QUAL_QUAL_INVALID | IW_QUAL_LEVEL_INVALID; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 10007 | return wstats; |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 10008 | } |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 10009 | |
| 10010 | wstats->qual.qual = priv->quality; |
| 10011 | wstats->qual.level = average_value(&priv->average_rssi); |
| 10012 | wstats->qual.noise = average_value(&priv->average_noise); |
| 10013 | wstats->qual.updated = IW_QUAL_QUAL_UPDATED | IW_QUAL_LEVEL_UPDATED | |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 10014 | IW_QUAL_NOISE_UPDATED; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 10015 | |
| 10016 | wstats->miss.beacon = average_value(&priv->average_missed_beacons); |
| 10017 | wstats->discard.retries = priv->last_tx_failures; |
| 10018 | wstats->discard.code = priv->ieee->ieee_stats.rx_discards_undecryptable; |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 10019 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 10020 | /* if (ipw_get_ordinal(priv, IPW_ORD_STAT_TX_RETRY, &tx_retry, &len)) |
| 10021 | goto fail_get_ordinal; |
| 10022 | wstats->discard.retries += tx_retry; */ |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 10023 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 10024 | return wstats; |
| 10025 | } |
| 10026 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 10027 | /* net device stuff */ |
| 10028 | |
| 10029 | static inline void init_sys_config(struct ipw_sys_config *sys_config) |
| 10030 | { |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 10031 | memset(sys_config, 0, sizeof(struct ipw_sys_config)); |
| 10032 | sys_config->bt_coexistence = 1; /* We may need to look into prvStaBtConfig */ |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 10033 | sys_config->answer_broadcast_ssid_probe = 0; |
| 10034 | sys_config->accept_all_data_frames = 0; |
| 10035 | sys_config->accept_non_directed_frames = 1; |
| 10036 | sys_config->exclude_unicast_unencrypted = 0; |
| 10037 | sys_config->disable_unicast_decryption = 1; |
| 10038 | sys_config->exclude_multicast_unencrypted = 0; |
| 10039 | sys_config->disable_multicast_decryption = 1; |
| 10040 | sys_config->antenna_diversity = CFG_SYS_ANTENNA_BOTH; |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 10041 | sys_config->pass_crc_to_host = 0; /* TODO: See if 1 gives us FCS */ |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 10042 | sys_config->dot11g_auto_detection = 0; |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 10043 | sys_config->enable_cts_to_self = 0; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 10044 | sys_config->bt_coexist_collision_thr = 0; |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 10045 | sys_config->pass_noise_stats_to_host = 1; //1 -- fix for 256 |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 10046 | } |
| 10047 | |
| 10048 | static int ipw_net_open(struct net_device *dev) |
| 10049 | { |
| 10050 | struct ipw_priv *priv = ieee80211_priv(dev); |
| 10051 | IPW_DEBUG_INFO("dev->open\n"); |
| 10052 | /* we should be verifying the device is ready to be opened */ |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 10053 | down(&priv->sem); |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 10054 | if (!(priv->status & STATUS_RF_KILL_MASK) && |
| 10055 | (priv->status & STATUS_ASSOCIATED)) |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 10056 | netif_start_queue(dev); |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 10057 | up(&priv->sem); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 10058 | return 0; |
| 10059 | } |
| 10060 | |
| 10061 | static int ipw_net_stop(struct net_device *dev) |
| 10062 | { |
| 10063 | IPW_DEBUG_INFO("dev->close\n"); |
| 10064 | netif_stop_queue(dev); |
| 10065 | return 0; |
| 10066 | } |
| 10067 | |
| 10068 | /* |
| 10069 | todo: |
| 10070 | |
| 10071 | modify to send one tfd per fragment instead of using chunking. otherwise |
| 10072 | we need to heavily modify the ieee80211_skb_to_txb. |
| 10073 | */ |
| 10074 | |
James Ketrenos | 227d2dc | 2005-07-28 16:25:55 -0500 | [diff] [blame] | 10075 | static inline int ipw_tx_skb(struct ipw_priv *priv, struct ieee80211_txb *txb, |
| 10076 | int pri) |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 10077 | { |
James Ketrenos | 0dacca1 | 2005-09-21 12:23:41 -0500 | [diff] [blame] | 10078 | struct ieee80211_hdr_3addr *hdr = (struct ieee80211_hdr_3addr *) |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 10079 | txb->fragments[0]->data; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 10080 | int i = 0; |
| 10081 | struct tfd_frame *tfd; |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 10082 | #ifdef CONFIG_IPW_QOS |
| 10083 | int tx_id = ipw_get_tx_queue_number(priv, pri); |
| 10084 | struct clx2_tx_queue *txq = &priv->txq[tx_id]; |
| 10085 | #else |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 10086 | struct clx2_tx_queue *txq = &priv->txq[0]; |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 10087 | #endif |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 10088 | struct clx2_queue *q = &txq->q; |
| 10089 | u8 id, hdr_len, unicast; |
| 10090 | u16 remaining_bytes; |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 10091 | int fc; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 10092 | |
James Ketrenos | 227d2dc | 2005-07-28 16:25:55 -0500 | [diff] [blame] | 10093 | /* If there isn't room in the queue, we return busy and let the |
| 10094 | * network stack requeue the packet for us */ |
| 10095 | if (ipw_queue_space(q) < q->high_mark) |
| 10096 | return NETDEV_TX_BUSY; |
| 10097 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 10098 | switch (priv->ieee->iw_mode) { |
| 10099 | case IW_MODE_ADHOC: |
| 10100 | hdr_len = IEEE80211_3ADDR_LEN; |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 10101 | unicast = !is_multicast_ether_addr(hdr->addr1); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 10102 | id = ipw_find_station(priv, hdr->addr1); |
| 10103 | if (id == IPW_INVALID_STATION) { |
| 10104 | id = ipw_add_station(priv, hdr->addr1); |
| 10105 | if (id == IPW_INVALID_STATION) { |
| 10106 | IPW_WARNING("Attempt to send data to " |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 10107 | "invalid cell: " MAC_FMT "\n", |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 10108 | MAC_ARG(hdr->addr1)); |
| 10109 | goto drop; |
| 10110 | } |
| 10111 | } |
| 10112 | break; |
| 10113 | |
| 10114 | case IW_MODE_INFRA: |
| 10115 | default: |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 10116 | unicast = !is_multicast_ether_addr(hdr->addr3); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 10117 | hdr_len = IEEE80211_3ADDR_LEN; |
| 10118 | id = 0; |
| 10119 | break; |
| 10120 | } |
| 10121 | |
| 10122 | tfd = &txq->bd[q->first_empty]; |
| 10123 | txq->txb[q->first_empty] = txb; |
| 10124 | memset(tfd, 0, sizeof(*tfd)); |
| 10125 | tfd->u.data.station_number = id; |
| 10126 | |
| 10127 | tfd->control_flags.message_type = TX_FRAME_TYPE; |
| 10128 | tfd->control_flags.control_bits = TFD_NEED_IRQ_MASK; |
| 10129 | |
| 10130 | tfd->u.data.cmd_id = DINO_CMD_TX; |
James Ketrenos | a613bff | 2005-08-24 21:43:11 -0500 | [diff] [blame] | 10131 | tfd->u.data.len = cpu_to_le16(txb->payload_size); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 10132 | remaining_bytes = txb->payload_size; |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 10133 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 10134 | if (priv->assoc_request.ieee_mode == IPW_B_MODE) |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 10135 | tfd->u.data.tx_flags_ext |= DCT_FLAG_EXT_MODE_CCK; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 10136 | else |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 10137 | tfd->u.data.tx_flags_ext |= DCT_FLAG_EXT_MODE_OFDM; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 10138 | |
James Ketrenos | ea2b26e | 2005-08-24 21:25:16 -0500 | [diff] [blame] | 10139 | if (priv->assoc_request.preamble_length == DCT_FLAG_SHORT_PREAMBLE) |
| 10140 | tfd->u.data.tx_flags |= DCT_FLAG_SHORT_PREAMBLE; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 10141 | |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 10142 | fc = le16_to_cpu(hdr->frame_ctl); |
| 10143 | hdr->frame_ctl = cpu_to_le16(fc & ~IEEE80211_FCTL_MOREFRAGS); |
| 10144 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 10145 | memcpy(&tfd->u.data.tfd.tfd_24.mchdr, hdr, hdr_len); |
| 10146 | |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 10147 | if (likely(unicast)) |
| 10148 | tfd->u.data.tx_flags |= DCT_FLAG_ACK_REQD; |
| 10149 | |
| 10150 | if (txb->encrypted && !priv->ieee->host_encrypt) { |
| 10151 | switch (priv->ieee->sec.level) { |
| 10152 | case SEC_LEVEL_3: |
| 10153 | tfd->u.data.tfd.tfd_24.mchdr.frame_ctl |= |
| 10154 | IEEE80211_FCTL_PROTECTED; |
| 10155 | /* XXX: ACK flag must be set for CCMP even if it |
| 10156 | * is a multicast/broadcast packet, because CCMP |
| 10157 | * group communication encrypted by GTK is |
| 10158 | * actually done by the AP. */ |
| 10159 | if (!unicast) |
| 10160 | tfd->u.data.tx_flags |= DCT_FLAG_ACK_REQD; |
| 10161 | |
| 10162 | tfd->u.data.tx_flags &= ~DCT_FLAG_NO_WEP; |
| 10163 | tfd->u.data.tx_flags_ext |= DCT_FLAG_EXT_SECURITY_CCM; |
| 10164 | tfd->u.data.key_index = 0; |
| 10165 | tfd->u.data.key_index |= DCT_WEP_INDEX_USE_IMMEDIATE; |
| 10166 | break; |
| 10167 | case SEC_LEVEL_2: |
| 10168 | tfd->u.data.tfd.tfd_24.mchdr.frame_ctl |= |
| 10169 | IEEE80211_FCTL_PROTECTED; |
| 10170 | tfd->u.data.tx_flags &= ~DCT_FLAG_NO_WEP; |
| 10171 | tfd->u.data.tx_flags_ext |= DCT_FLAG_EXT_SECURITY_TKIP; |
| 10172 | tfd->u.data.key_index = DCT_WEP_INDEX_USE_IMMEDIATE; |
| 10173 | break; |
| 10174 | case SEC_LEVEL_1: |
| 10175 | tfd->u.data.tfd.tfd_24.mchdr.frame_ctl |= |
| 10176 | IEEE80211_FCTL_PROTECTED; |
| 10177 | tfd->u.data.key_index = priv->ieee->tx_keyidx; |
| 10178 | if (priv->ieee->sec.key_sizes[priv->ieee->tx_keyidx] <= |
| 10179 | 40) |
| 10180 | tfd->u.data.key_index |= DCT_WEP_KEY_64Bit; |
| 10181 | else |
| 10182 | tfd->u.data.key_index |= DCT_WEP_KEY_128Bit; |
| 10183 | break; |
| 10184 | case SEC_LEVEL_0: |
| 10185 | break; |
| 10186 | default: |
| 10187 | printk(KERN_ERR "Unknow security level %d\n", |
| 10188 | priv->ieee->sec.level); |
| 10189 | break; |
| 10190 | } |
| 10191 | } else |
| 10192 | /* No hardware encryption */ |
| 10193 | tfd->u.data.tx_flags |= DCT_FLAG_NO_WEP; |
| 10194 | |
| 10195 | #ifdef CONFIG_IPW_QOS |
| 10196 | ipw_qos_set_tx_queue_command(priv, pri, &(tfd->u.data), unicast); |
| 10197 | #endif /* CONFIG_IPW_QOS */ |
| 10198 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 10199 | /* payload */ |
James Ketrenos | a613bff | 2005-08-24 21:43:11 -0500 | [diff] [blame] | 10200 | tfd->u.data.num_chunks = cpu_to_le32(min((u8) (NUM_TFD_CHUNKS - 2), |
| 10201 | txb->nr_frags)); |
| 10202 | IPW_DEBUG_FRAG("%i fragments being sent as %i chunks.\n", |
| 10203 | txb->nr_frags, le32_to_cpu(tfd->u.data.num_chunks)); |
| 10204 | for (i = 0; i < le32_to_cpu(tfd->u.data.num_chunks); i++) { |
| 10205 | IPW_DEBUG_FRAG("Adding fragment %i of %i (%d bytes).\n", |
| 10206 | i, le32_to_cpu(tfd->u.data.num_chunks), |
| 10207 | txb->fragments[i]->len - hdr_len); |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 10208 | IPW_DEBUG_TX("Dumping TX packet frag %i of %i (%d bytes):\n", |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 10209 | i, tfd->u.data.num_chunks, |
| 10210 | txb->fragments[i]->len - hdr_len); |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 10211 | printk_buf(IPW_DL_TX, txb->fragments[i]->data + hdr_len, |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 10212 | txb->fragments[i]->len - hdr_len); |
| 10213 | |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 10214 | tfd->u.data.chunk_ptr[i] = |
James Ketrenos | a613bff | 2005-08-24 21:43:11 -0500 | [diff] [blame] | 10215 | cpu_to_le32(pci_map_single |
| 10216 | (priv->pci_dev, |
| 10217 | txb->fragments[i]->data + hdr_len, |
| 10218 | txb->fragments[i]->len - hdr_len, |
| 10219 | PCI_DMA_TODEVICE)); |
| 10220 | tfd->u.data.chunk_len[i] = |
| 10221 | cpu_to_le16(txb->fragments[i]->len - hdr_len); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 10222 | } |
| 10223 | |
| 10224 | if (i != txb->nr_frags) { |
| 10225 | struct sk_buff *skb; |
| 10226 | u16 remaining_bytes = 0; |
| 10227 | int j; |
| 10228 | |
| 10229 | for (j = i; j < txb->nr_frags; j++) |
| 10230 | remaining_bytes += txb->fragments[j]->len - hdr_len; |
| 10231 | |
| 10232 | printk(KERN_INFO "Trying to reallocate for %d bytes\n", |
| 10233 | remaining_bytes); |
| 10234 | skb = alloc_skb(remaining_bytes, GFP_ATOMIC); |
| 10235 | if (skb != NULL) { |
James Ketrenos | a613bff | 2005-08-24 21:43:11 -0500 | [diff] [blame] | 10236 | tfd->u.data.chunk_len[i] = cpu_to_le16(remaining_bytes); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 10237 | for (j = i; j < txb->nr_frags; j++) { |
| 10238 | int size = txb->fragments[j]->len - hdr_len; |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 10239 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 10240 | printk(KERN_INFO "Adding frag %d %d...\n", |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 10241 | j, size); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 10242 | memcpy(skb_put(skb, size), |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 10243 | txb->fragments[j]->data + hdr_len, size); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 10244 | } |
| 10245 | dev_kfree_skb_any(txb->fragments[i]); |
| 10246 | txb->fragments[i] = skb; |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 10247 | tfd->u.data.chunk_ptr[i] = |
James Ketrenos | a613bff | 2005-08-24 21:43:11 -0500 | [diff] [blame] | 10248 | cpu_to_le32(pci_map_single |
| 10249 | (priv->pci_dev, skb->data, |
| 10250 | tfd->u.data.chunk_len[i], |
| 10251 | PCI_DMA_TODEVICE)); |
| 10252 | |
| 10253 | tfd->u.data.num_chunks = |
| 10254 | cpu_to_le32(le32_to_cpu(tfd->u.data.num_chunks) + |
| 10255 | 1); |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 10256 | } |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 10257 | } |
| 10258 | |
| 10259 | /* kick DMA */ |
| 10260 | q->first_empty = ipw_queue_inc_wrap(q->first_empty, q->n_bd); |
| 10261 | ipw_write32(priv, q->reg_w, q->first_empty); |
| 10262 | |
James Ketrenos | 227d2dc | 2005-07-28 16:25:55 -0500 | [diff] [blame] | 10263 | return NETDEV_TX_OK; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 10264 | |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 10265 | drop: |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 10266 | IPW_DEBUG_DROP("Silently dropping Tx packet.\n"); |
| 10267 | ieee80211_txb_free(txb); |
James Ketrenos | 227d2dc | 2005-07-28 16:25:55 -0500 | [diff] [blame] | 10268 | return NETDEV_TX_OK; |
| 10269 | } |
| 10270 | |
| 10271 | static int ipw_net_is_queue_full(struct net_device *dev, int pri) |
| 10272 | { |
| 10273 | struct ipw_priv *priv = ieee80211_priv(dev); |
| 10274 | #ifdef CONFIG_IPW_QOS |
| 10275 | int tx_id = ipw_get_tx_queue_number(priv, pri); |
| 10276 | struct clx2_tx_queue *txq = &priv->txq[tx_id]; |
| 10277 | #else |
| 10278 | struct clx2_tx_queue *txq = &priv->txq[0]; |
| 10279 | #endif /* CONFIG_IPW_QOS */ |
| 10280 | |
| 10281 | if (ipw_queue_space(&txq->q) < txq->q.high_mark) |
| 10282 | return 1; |
| 10283 | |
| 10284 | return 0; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 10285 | } |
| 10286 | |
| 10287 | static int ipw_net_hard_start_xmit(struct ieee80211_txb *txb, |
James Ketrenos | c8d42d1 | 2005-09-21 12:23:43 -0500 | [diff] [blame] | 10288 | struct net_device *dev, int pri) |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 10289 | { |
| 10290 | struct ipw_priv *priv = ieee80211_priv(dev); |
| 10291 | unsigned long flags; |
James Ketrenos | 227d2dc | 2005-07-28 16:25:55 -0500 | [diff] [blame] | 10292 | int ret; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 10293 | |
| 10294 | IPW_DEBUG_TX("dev->xmit(%d bytes)\n", txb->payload_size); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 10295 | spin_lock_irqsave(&priv->lock, flags); |
| 10296 | |
| 10297 | if (!(priv->status & STATUS_ASSOCIATED)) { |
| 10298 | IPW_DEBUG_INFO("Tx attempt while not associated.\n"); |
| 10299 | priv->ieee->stats.tx_carrier_errors++; |
| 10300 | netif_stop_queue(dev); |
| 10301 | goto fail_unlock; |
| 10302 | } |
| 10303 | |
James Ketrenos | 227d2dc | 2005-07-28 16:25:55 -0500 | [diff] [blame] | 10304 | ret = ipw_tx_skb(priv, txb, pri); |
| 10305 | if (ret == NETDEV_TX_OK) |
| 10306 | __ipw_led_activity_on(priv); |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 10307 | spin_unlock_irqrestore(&priv->lock, flags); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 10308 | |
James Ketrenos | 227d2dc | 2005-07-28 16:25:55 -0500 | [diff] [blame] | 10309 | return ret; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 10310 | |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 10311 | fail_unlock: |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 10312 | spin_unlock_irqrestore(&priv->lock, flags); |
| 10313 | return 1; |
| 10314 | } |
| 10315 | |
| 10316 | static struct net_device_stats *ipw_net_get_stats(struct net_device *dev) |
| 10317 | { |
| 10318 | struct ipw_priv *priv = ieee80211_priv(dev); |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 10319 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 10320 | priv->ieee->stats.tx_packets = priv->tx_packets; |
| 10321 | priv->ieee->stats.rx_packets = priv->rx_packets; |
| 10322 | return &priv->ieee->stats; |
| 10323 | } |
| 10324 | |
| 10325 | static void ipw_net_set_multicast_list(struct net_device *dev) |
| 10326 | { |
| 10327 | |
| 10328 | } |
| 10329 | |
| 10330 | static int ipw_net_set_mac_address(struct net_device *dev, void *p) |
| 10331 | { |
| 10332 | struct ipw_priv *priv = ieee80211_priv(dev); |
| 10333 | struct sockaddr *addr = p; |
| 10334 | if (!is_valid_ether_addr(addr->sa_data)) |
| 10335 | return -EADDRNOTAVAIL; |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 10336 | down(&priv->sem); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 10337 | priv->config |= CFG_CUSTOM_MAC; |
| 10338 | memcpy(priv->mac_addr, addr->sa_data, ETH_ALEN); |
| 10339 | printk(KERN_INFO "%s: Setting MAC to " MAC_FMT "\n", |
| 10340 | priv->net_dev->name, MAC_ARG(priv->mac_addr)); |
James Ketrenos | a613bff | 2005-08-24 21:43:11 -0500 | [diff] [blame] | 10341 | queue_work(priv->workqueue, &priv->adapter_restart); |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 10342 | up(&priv->sem); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 10343 | return 0; |
| 10344 | } |
| 10345 | |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 10346 | static void ipw_ethtool_get_drvinfo(struct net_device *dev, |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 10347 | struct ethtool_drvinfo *info) |
| 10348 | { |
| 10349 | struct ipw_priv *p = ieee80211_priv(dev); |
| 10350 | char vers[64]; |
| 10351 | char date[32]; |
| 10352 | u32 len; |
| 10353 | |
| 10354 | strcpy(info->driver, DRV_NAME); |
| 10355 | strcpy(info->version, DRV_VERSION); |
| 10356 | |
| 10357 | len = sizeof(vers); |
| 10358 | ipw_get_ordinal(p, IPW_ORD_STAT_FW_VERSION, vers, &len); |
| 10359 | len = sizeof(date); |
| 10360 | ipw_get_ordinal(p, IPW_ORD_STAT_FW_DATE, date, &len); |
| 10361 | |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 10362 | snprintf(info->fw_version, sizeof(info->fw_version), "%s (%s)", |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 10363 | vers, date); |
| 10364 | strcpy(info->bus_info, pci_name(p->pci_dev)); |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 10365 | info->eedump_len = IPW_EEPROM_IMAGE_SIZE; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 10366 | } |
| 10367 | |
| 10368 | static u32 ipw_ethtool_get_link(struct net_device *dev) |
| 10369 | { |
| 10370 | struct ipw_priv *priv = ieee80211_priv(dev); |
| 10371 | return (priv->status & STATUS_ASSOCIATED) != 0; |
| 10372 | } |
| 10373 | |
| 10374 | static int ipw_ethtool_get_eeprom_len(struct net_device *dev) |
| 10375 | { |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 10376 | return IPW_EEPROM_IMAGE_SIZE; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 10377 | } |
| 10378 | |
| 10379 | static int ipw_ethtool_get_eeprom(struct net_device *dev, |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 10380 | struct ethtool_eeprom *eeprom, u8 * bytes) |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 10381 | { |
| 10382 | struct ipw_priv *p = ieee80211_priv(dev); |
| 10383 | |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 10384 | if (eeprom->offset + eeprom->len > IPW_EEPROM_IMAGE_SIZE) |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 10385 | return -EINVAL; |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 10386 | down(&p->sem); |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 10387 | memcpy(bytes, &p->eeprom[eeprom->offset], eeprom->len); |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 10388 | up(&p->sem); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 10389 | return 0; |
| 10390 | } |
| 10391 | |
| 10392 | static int ipw_ethtool_set_eeprom(struct net_device *dev, |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 10393 | struct ethtool_eeprom *eeprom, u8 * bytes) |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 10394 | { |
| 10395 | struct ipw_priv *p = ieee80211_priv(dev); |
| 10396 | int i; |
| 10397 | |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 10398 | if (eeprom->offset + eeprom->len > IPW_EEPROM_IMAGE_SIZE) |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 10399 | return -EINVAL; |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 10400 | down(&p->sem); |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 10401 | memcpy(&p->eeprom[eeprom->offset], bytes, eeprom->len); |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 10402 | for (i = IPW_EEPROM_DATA; |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 10403 | i < IPW_EEPROM_DATA + IPW_EEPROM_IMAGE_SIZE; i++) |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 10404 | ipw_write8(p, i, p->eeprom[i]); |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 10405 | up(&p->sem); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 10406 | return 0; |
| 10407 | } |
| 10408 | |
| 10409 | static struct ethtool_ops ipw_ethtool_ops = { |
James Ketrenos | ea2b26e | 2005-08-24 21:25:16 -0500 | [diff] [blame] | 10410 | .get_link = ipw_ethtool_get_link, |
| 10411 | .get_drvinfo = ipw_ethtool_get_drvinfo, |
| 10412 | .get_eeprom_len = ipw_ethtool_get_eeprom_len, |
| 10413 | .get_eeprom = ipw_ethtool_get_eeprom, |
| 10414 | .set_eeprom = ipw_ethtool_set_eeprom, |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 10415 | }; |
| 10416 | |
| 10417 | static irqreturn_t ipw_isr(int irq, void *data, struct pt_regs *regs) |
| 10418 | { |
| 10419 | struct ipw_priv *priv = data; |
| 10420 | u32 inta, inta_mask; |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 10421 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 10422 | if (!priv) |
| 10423 | return IRQ_NONE; |
| 10424 | |
| 10425 | spin_lock(&priv->lock); |
| 10426 | |
| 10427 | if (!(priv->status & STATUS_INT_ENABLED)) { |
| 10428 | /* Shared IRQ */ |
| 10429 | goto none; |
| 10430 | } |
| 10431 | |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 10432 | inta = ipw_read32(priv, IPW_INTA_RW); |
| 10433 | inta_mask = ipw_read32(priv, IPW_INTA_MASK_R); |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 10434 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 10435 | if (inta == 0xFFFFFFFF) { |
| 10436 | /* Hardware disappeared */ |
| 10437 | IPW_WARNING("IRQ INTA == 0xFFFFFFFF\n"); |
| 10438 | goto none; |
| 10439 | } |
| 10440 | |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 10441 | if (!(inta & (IPW_INTA_MASK_ALL & inta_mask))) { |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 10442 | /* Shared interrupt */ |
| 10443 | goto none; |
| 10444 | } |
| 10445 | |
| 10446 | /* tell the device to stop sending interrupts */ |
| 10447 | ipw_disable_interrupts(priv); |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 10448 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 10449 | /* ack current interrupts */ |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 10450 | inta &= (IPW_INTA_MASK_ALL & inta_mask); |
| 10451 | ipw_write32(priv, IPW_INTA_RW, inta); |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 10452 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 10453 | /* Cache INTA value for our tasklet */ |
| 10454 | priv->isr_inta = inta; |
| 10455 | |
| 10456 | tasklet_schedule(&priv->irq_tasklet); |
| 10457 | |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 10458 | spin_unlock(&priv->lock); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 10459 | |
| 10460 | return IRQ_HANDLED; |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 10461 | none: |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 10462 | spin_unlock(&priv->lock); |
| 10463 | return IRQ_NONE; |
| 10464 | } |
| 10465 | |
| 10466 | static void ipw_rf_kill(void *adapter) |
| 10467 | { |
| 10468 | struct ipw_priv *priv = adapter; |
| 10469 | unsigned long flags; |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 10470 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 10471 | spin_lock_irqsave(&priv->lock, flags); |
| 10472 | |
| 10473 | if (rf_kill_active(priv)) { |
| 10474 | IPW_DEBUG_RF_KILL("RF Kill active, rescheduling GPIO check\n"); |
| 10475 | if (priv->workqueue) |
| 10476 | queue_delayed_work(priv->workqueue, |
| 10477 | &priv->rf_kill, 2 * HZ); |
| 10478 | goto exit_unlock; |
| 10479 | } |
| 10480 | |
| 10481 | /* RF Kill is now disabled, so bring the device back up */ |
| 10482 | |
| 10483 | if (!(priv->status & STATUS_RF_KILL_MASK)) { |
| 10484 | IPW_DEBUG_RF_KILL("HW RF Kill no longer active, restarting " |
| 10485 | "device\n"); |
| 10486 | |
| 10487 | /* we can not do an adapter restart while inside an irq lock */ |
| 10488 | queue_work(priv->workqueue, &priv->adapter_restart); |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 10489 | } else |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 10490 | IPW_DEBUG_RF_KILL("HW RF Kill deactivated. SW RF Kill still " |
| 10491 | "enabled\n"); |
| 10492 | |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 10493 | exit_unlock: |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 10494 | spin_unlock_irqrestore(&priv->lock, flags); |
| 10495 | } |
| 10496 | |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 10497 | static void ipw_bg_rf_kill(void *data) |
| 10498 | { |
| 10499 | struct ipw_priv *priv = data; |
| 10500 | down(&priv->sem); |
| 10501 | ipw_rf_kill(data); |
| 10502 | up(&priv->sem); |
| 10503 | } |
| 10504 | |
James Ketrenos | a613bff | 2005-08-24 21:43:11 -0500 | [diff] [blame] | 10505 | void ipw_link_up(struct ipw_priv *priv) |
| 10506 | { |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 10507 | priv->last_seq_num = -1; |
| 10508 | priv->last_frag_num = -1; |
| 10509 | priv->last_packet_time = 0; |
| 10510 | |
James Ketrenos | a613bff | 2005-08-24 21:43:11 -0500 | [diff] [blame] | 10511 | netif_carrier_on(priv->net_dev); |
| 10512 | if (netif_queue_stopped(priv->net_dev)) { |
| 10513 | IPW_DEBUG_NOTIF("waking queue\n"); |
| 10514 | netif_wake_queue(priv->net_dev); |
| 10515 | } else { |
| 10516 | IPW_DEBUG_NOTIF("starting queue\n"); |
| 10517 | netif_start_queue(priv->net_dev); |
| 10518 | } |
| 10519 | |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 10520 | cancel_delayed_work(&priv->request_scan); |
James Ketrenos | a613bff | 2005-08-24 21:43:11 -0500 | [diff] [blame] | 10521 | ipw_reset_stats(priv); |
| 10522 | /* Ensure the rate is updated immediately */ |
| 10523 | priv->last_rate = ipw_get_current_rate(priv); |
| 10524 | ipw_gather_stats(priv); |
| 10525 | ipw_led_link_up(priv); |
| 10526 | notify_wx_assoc_event(priv); |
| 10527 | |
| 10528 | if (priv->config & CFG_BACKGROUND_SCAN) |
| 10529 | queue_delayed_work(priv->workqueue, &priv->request_scan, HZ); |
| 10530 | } |
| 10531 | |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 10532 | static void ipw_bg_link_up(void *data) |
| 10533 | { |
| 10534 | struct ipw_priv *priv = data; |
| 10535 | down(&priv->sem); |
| 10536 | ipw_link_up(data); |
| 10537 | up(&priv->sem); |
| 10538 | } |
| 10539 | |
James Ketrenos | a613bff | 2005-08-24 21:43:11 -0500 | [diff] [blame] | 10540 | void ipw_link_down(struct ipw_priv *priv) |
| 10541 | { |
| 10542 | ipw_led_link_down(priv); |
| 10543 | netif_carrier_off(priv->net_dev); |
| 10544 | netif_stop_queue(priv->net_dev); |
| 10545 | notify_wx_assoc_event(priv); |
| 10546 | |
| 10547 | /* Cancel any queued work ... */ |
| 10548 | cancel_delayed_work(&priv->request_scan); |
| 10549 | cancel_delayed_work(&priv->adhoc_check); |
| 10550 | cancel_delayed_work(&priv->gather_stats); |
| 10551 | |
| 10552 | ipw_reset_stats(priv); |
| 10553 | |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 10554 | if (!(priv->status & STATUS_EXIT_PENDING)) { |
| 10555 | /* Queue up another scan... */ |
| 10556 | queue_work(priv->workqueue, &priv->request_scan); |
| 10557 | } |
James Ketrenos | a613bff | 2005-08-24 21:43:11 -0500 | [diff] [blame] | 10558 | } |
| 10559 | |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 10560 | static void ipw_bg_link_down(void *data) |
| 10561 | { |
| 10562 | struct ipw_priv *priv = data; |
| 10563 | down(&priv->sem); |
| 10564 | ipw_link_down(data); |
| 10565 | up(&priv->sem); |
| 10566 | } |
| 10567 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 10568 | static int ipw_setup_deferred_work(struct ipw_priv *priv) |
| 10569 | { |
| 10570 | int ret = 0; |
| 10571 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 10572 | priv->workqueue = create_workqueue(DRV_NAME); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 10573 | init_waitqueue_head(&priv->wait_command_queue); |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 10574 | init_waitqueue_head(&priv->wait_state); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 10575 | |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 10576 | INIT_WORK(&priv->adhoc_check, ipw_bg_adhoc_check, priv); |
| 10577 | INIT_WORK(&priv->associate, ipw_bg_associate, priv); |
| 10578 | INIT_WORK(&priv->disassociate, ipw_bg_disassociate, priv); |
Zhu Yi | d8bad6d | 2005-07-13 12:25:38 -0500 | [diff] [blame] | 10579 | INIT_WORK(&priv->system_config, ipw_system_config, priv); |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 10580 | INIT_WORK(&priv->rx_replenish, ipw_bg_rx_queue_replenish, priv); |
| 10581 | INIT_WORK(&priv->adapter_restart, ipw_bg_adapter_restart, priv); |
| 10582 | INIT_WORK(&priv->rf_kill, ipw_bg_rf_kill, priv); |
| 10583 | INIT_WORK(&priv->up, (void (*)(void *))ipw_bg_up, priv); |
| 10584 | INIT_WORK(&priv->down, (void (*)(void *))ipw_bg_down, priv); |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 10585 | INIT_WORK(&priv->request_scan, |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 10586 | (void (*)(void *))ipw_request_scan, priv); |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 10587 | INIT_WORK(&priv->gather_stats, |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 10588 | (void (*)(void *))ipw_bg_gather_stats, priv); |
| 10589 | INIT_WORK(&priv->abort_scan, (void (*)(void *))ipw_bg_abort_scan, priv); |
| 10590 | INIT_WORK(&priv->roam, ipw_bg_roam, priv); |
| 10591 | INIT_WORK(&priv->scan_check, ipw_bg_scan_check, priv); |
| 10592 | INIT_WORK(&priv->link_up, (void (*)(void *))ipw_bg_link_up, priv); |
| 10593 | INIT_WORK(&priv->link_down, (void (*)(void *))ipw_bg_link_down, priv); |
| 10594 | INIT_WORK(&priv->led_link_on, (void (*)(void *))ipw_bg_led_link_on, |
James Ketrenos | a613bff | 2005-08-24 21:43:11 -0500 | [diff] [blame] | 10595 | priv); |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 10596 | INIT_WORK(&priv->led_link_off, (void (*)(void *))ipw_bg_led_link_off, |
James Ketrenos | a613bff | 2005-08-24 21:43:11 -0500 | [diff] [blame] | 10597 | priv); |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 10598 | INIT_WORK(&priv->led_act_off, (void (*)(void *))ipw_bg_led_activity_off, |
| 10599 | priv); |
| 10600 | INIT_WORK(&priv->merge_networks, |
| 10601 | (void (*)(void *))ipw_merge_adhoc_network, priv); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 10602 | |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 10603 | #ifdef CONFIG_IPW_QOS |
| 10604 | INIT_WORK(&priv->qos_activate, (void (*)(void *))ipw_bg_qos_activate, |
| 10605 | priv); |
| 10606 | #endif /* CONFIG_IPW_QOS */ |
| 10607 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 10608 | tasklet_init(&priv->irq_tasklet, (void (*)(unsigned long)) |
| 10609 | ipw_irq_tasklet, (unsigned long)priv); |
| 10610 | |
| 10611 | return ret; |
| 10612 | } |
| 10613 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 10614 | static void shim__set_security(struct net_device *dev, |
| 10615 | struct ieee80211_security *sec) |
| 10616 | { |
| 10617 | struct ipw_priv *priv = ieee80211_priv(dev); |
| 10618 | int i; |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 10619 | for (i = 0; i < 4; i++) { |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 10620 | if (sec->flags & (1 << i)) { |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 10621 | priv->ieee->sec.encode_alg[i] = sec->encode_alg[i]; |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 10622 | priv->ieee->sec.key_sizes[i] = sec->key_sizes[i]; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 10623 | if (sec->key_sizes[i] == 0) |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 10624 | priv->ieee->sec.flags &= ~(1 << i); |
| 10625 | else { |
| 10626 | memcpy(priv->ieee->sec.keys[i], sec->keys[i], |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 10627 | sec->key_sizes[i]); |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 10628 | priv->ieee->sec.flags |= (1 << i); |
| 10629 | } |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 10630 | priv->status |= STATUS_SECURITY_UPDATED; |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 10631 | } else if (sec->level != SEC_LEVEL_1) |
| 10632 | priv->ieee->sec.flags &= ~(1 << i); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 10633 | } |
| 10634 | |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 10635 | if (sec->flags & SEC_ACTIVE_KEY) { |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 10636 | if (sec->active_key <= 3) { |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 10637 | priv->ieee->sec.active_key = sec->active_key; |
| 10638 | priv->ieee->sec.flags |= SEC_ACTIVE_KEY; |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 10639 | } else |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 10640 | priv->ieee->sec.flags &= ~SEC_ACTIVE_KEY; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 10641 | priv->status |= STATUS_SECURITY_UPDATED; |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 10642 | } else |
| 10643 | priv->ieee->sec.flags &= ~SEC_ACTIVE_KEY; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 10644 | |
| 10645 | if ((sec->flags & SEC_AUTH_MODE) && |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 10646 | (priv->ieee->sec.auth_mode != sec->auth_mode)) { |
| 10647 | priv->ieee->sec.auth_mode = sec->auth_mode; |
| 10648 | priv->ieee->sec.flags |= SEC_AUTH_MODE; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 10649 | if (sec->auth_mode == WLAN_AUTH_SHARED_KEY) |
| 10650 | priv->capability |= CAP_SHARED_KEY; |
| 10651 | else |
| 10652 | priv->capability &= ~CAP_SHARED_KEY; |
| 10653 | priv->status |= STATUS_SECURITY_UPDATED; |
| 10654 | } |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 10655 | |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 10656 | if (sec->flags & SEC_ENABLED && priv->ieee->sec.enabled != sec->enabled) { |
| 10657 | priv->ieee->sec.flags |= SEC_ENABLED; |
| 10658 | priv->ieee->sec.enabled = sec->enabled; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 10659 | priv->status |= STATUS_SECURITY_UPDATED; |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 10660 | if (sec->enabled) |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 10661 | priv->capability |= CAP_PRIVACY_ON; |
| 10662 | else |
| 10663 | priv->capability &= ~CAP_PRIVACY_ON; |
| 10664 | } |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 10665 | |
| 10666 | if (sec->flags & SEC_ENCRYPT) |
| 10667 | priv->ieee->sec.encrypt = sec->encrypt; |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 10668 | |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 10669 | if (sec->flags & SEC_LEVEL && priv->ieee->sec.level != sec->level) { |
| 10670 | priv->ieee->sec.level = sec->level; |
| 10671 | priv->ieee->sec.flags |= SEC_LEVEL; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 10672 | priv->status |= STATUS_SECURITY_UPDATED; |
Zhu Yi | d8bad6d | 2005-07-13 12:25:38 -0500 | [diff] [blame] | 10673 | } |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 10674 | |
Zhu Yi | 1fbfea5 | 2005-08-05 17:22:56 +0800 | [diff] [blame] | 10675 | if (!priv->ieee->host_encrypt && (sec->flags & SEC_ENCRYPT)) |
| 10676 | ipw_set_hwcrypto_keys(priv); |
| 10677 | |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 10678 | /* To match current functionality of ipw2100 (which works well w/ |
| 10679 | * various supplicants, we don't force a disassociate if the |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 10680 | * privacy capability changes ... */ |
| 10681 | #if 0 |
| 10682 | if ((priv->status & (STATUS_ASSOCIATED | STATUS_ASSOCIATING)) && |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 10683 | (((priv->assoc_request.capability & |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 10684 | WLAN_CAPABILITY_PRIVACY) && !sec->enabled) || |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 10685 | (!(priv->assoc_request.capability & |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 10686 | WLAN_CAPABILITY_PRIVACY) && sec->enabled))) { |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 10687 | IPW_DEBUG_ASSOC("Disassociating due to capability " |
| 10688 | "change.\n"); |
| 10689 | ipw_disassociate(priv); |
| 10690 | } |
| 10691 | #endif |
| 10692 | } |
| 10693 | |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 10694 | static int init_supported_rates(struct ipw_priv *priv, |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 10695 | struct ipw_supported_rates *rates) |
| 10696 | { |
| 10697 | /* TODO: Mask out rates based on priv->rates_mask */ |
| 10698 | |
| 10699 | memset(rates, 0, sizeof(*rates)); |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 10700 | /* configure supported rates */ |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 10701 | switch (priv->ieee->freq_band) { |
| 10702 | case IEEE80211_52GHZ_BAND: |
| 10703 | rates->ieee_mode = IPW_A_MODE; |
| 10704 | rates->purpose = IPW_RATE_CAPABILITIES; |
| 10705 | ipw_add_ofdm_scan_rates(rates, IEEE80211_CCK_MODULATION, |
| 10706 | IEEE80211_OFDM_DEFAULT_RATES_MASK); |
| 10707 | break; |
| 10708 | |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 10709 | default: /* Mixed or 2.4Ghz */ |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 10710 | rates->ieee_mode = IPW_G_MODE; |
| 10711 | rates->purpose = IPW_RATE_CAPABILITIES; |
| 10712 | ipw_add_cck_scan_rates(rates, IEEE80211_CCK_MODULATION, |
| 10713 | IEEE80211_CCK_DEFAULT_RATES_MASK); |
| 10714 | if (priv->ieee->modulation & IEEE80211_OFDM_MODULATION) { |
| 10715 | ipw_add_ofdm_scan_rates(rates, IEEE80211_CCK_MODULATION, |
| 10716 | IEEE80211_OFDM_DEFAULT_RATES_MASK); |
| 10717 | } |
| 10718 | break; |
| 10719 | } |
| 10720 | |
| 10721 | return 0; |
| 10722 | } |
| 10723 | |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 10724 | static int ipw_config(struct ipw_priv *priv) |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 10725 | { |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 10726 | /* This is only called from ipw_up, which resets/reloads the firmware |
| 10727 | so, we don't need to first disable the card before we configure |
| 10728 | it */ |
Zhu Yi | 6de9f7f | 2005-08-11 14:39:33 +0800 | [diff] [blame] | 10729 | if (ipw_set_tx_power(priv)) |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 10730 | goto error; |
| 10731 | |
| 10732 | /* initialize adapter address */ |
| 10733 | if (ipw_send_adapter_address(priv, priv->net_dev->dev_addr)) |
| 10734 | goto error; |
| 10735 | |
| 10736 | /* set basic system config settings */ |
| 10737 | init_sys_config(&priv->sys_config); |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 10738 | if (priv->ieee->iw_mode == IW_MODE_ADHOC) |
| 10739 | priv->sys_config.answer_broadcast_ssid_probe = 1; |
| 10740 | else |
| 10741 | priv->sys_config.answer_broadcast_ssid_probe = 0; |
| 10742 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 10743 | if (ipw_send_system_config(priv, &priv->sys_config)) |
| 10744 | goto error; |
| 10745 | |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 10746 | init_supported_rates(priv, &priv->rates); |
| 10747 | if (ipw_send_supported_rates(priv, &priv->rates)) |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 10748 | goto error; |
| 10749 | |
| 10750 | /* Set request-to-send threshold */ |
| 10751 | if (priv->rts_threshold) { |
| 10752 | if (ipw_send_rts_threshold(priv, priv->rts_threshold)) |
| 10753 | goto error; |
| 10754 | } |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 10755 | #ifdef CONFIG_IPW_QOS |
| 10756 | IPW_DEBUG_QOS("QoS: call ipw_qos_activate\n"); |
| 10757 | ipw_qos_activate(priv, NULL); |
| 10758 | #endif /* CONFIG_IPW_QOS */ |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 10759 | |
| 10760 | if (ipw_set_random_seed(priv)) |
| 10761 | goto error; |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 10762 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 10763 | /* final state transition to the RUN state */ |
| 10764 | if (ipw_send_host_complete(priv)) |
| 10765 | goto error; |
| 10766 | |
James Ketrenos | e666619 | 2005-08-12 09:17:04 -0500 | [diff] [blame] | 10767 | priv->status |= STATUS_INIT; |
| 10768 | |
| 10769 | ipw_led_init(priv); |
| 10770 | ipw_led_radio_on(priv); |
| 10771 | priv->notif_missed_beacons = 0; |
| 10772 | |
| 10773 | /* Set hardware WEP key if it is configured. */ |
| 10774 | if ((priv->capability & CAP_PRIVACY_ON) && |
| 10775 | (priv->ieee->sec.level == SEC_LEVEL_1) && |
| 10776 | !(priv->ieee->host_encrypt || priv->ieee->host_decrypt)) |
| 10777 | ipw_set_hwcrypto_keys(priv); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 10778 | |
| 10779 | return 0; |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 10780 | |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 10781 | error: |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 10782 | return -EIO; |
| 10783 | } |
| 10784 | |
James Ketrenos | 4f36f80 | 2005-08-03 20:36:56 -0500 | [diff] [blame] | 10785 | /* |
| 10786 | * NOTE: |
| 10787 | * |
| 10788 | * These tables have been tested in conjunction with the |
| 10789 | * Intel PRO/Wireless 2200BG and 2915ABG Network Connection Adapters. |
| 10790 | * |
| 10791 | * Altering this values, using it on other hardware, or in geographies |
| 10792 | * not intended for resale of the above mentioned Intel adapters has |
| 10793 | * not been tested. |
| 10794 | * |
| 10795 | */ |
| 10796 | static const struct ieee80211_geo ipw_geos[] = { |
| 10797 | { /* Restricted */ |
| 10798 | "---", |
| 10799 | .bg_channels = 11, |
| 10800 | .bg = {{2412, 1}, {2417, 2}, {2422, 3}, |
| 10801 | {2427, 4}, {2432, 5}, {2437, 6}, |
| 10802 | {2442, 7}, {2447, 8}, {2452, 9}, |
| 10803 | {2457, 10}, {2462, 11}}, |
| 10804 | }, |
| 10805 | |
| 10806 | { /* Custom US/Canada */ |
| 10807 | "ZZF", |
| 10808 | .bg_channels = 11, |
| 10809 | .bg = {{2412, 1}, {2417, 2}, {2422, 3}, |
| 10810 | {2427, 4}, {2432, 5}, {2437, 6}, |
| 10811 | {2442, 7}, {2447, 8}, {2452, 9}, |
| 10812 | {2457, 10}, {2462, 11}}, |
| 10813 | .a_channels = 8, |
| 10814 | .a = {{5180, 36}, |
| 10815 | {5200, 40}, |
| 10816 | {5220, 44}, |
| 10817 | {5240, 48}, |
| 10818 | {5260, 52, IEEE80211_CH_PASSIVE_ONLY}, |
| 10819 | {5280, 56, IEEE80211_CH_PASSIVE_ONLY}, |
| 10820 | {5300, 60, IEEE80211_CH_PASSIVE_ONLY}, |
| 10821 | {5320, 64, IEEE80211_CH_PASSIVE_ONLY}}, |
| 10822 | }, |
| 10823 | |
| 10824 | { /* Rest of World */ |
| 10825 | "ZZD", |
| 10826 | .bg_channels = 13, |
| 10827 | .bg = {{2412, 1}, {2417, 2}, {2422, 3}, |
| 10828 | {2427, 4}, {2432, 5}, {2437, 6}, |
| 10829 | {2442, 7}, {2447, 8}, {2452, 9}, |
| 10830 | {2457, 10}, {2462, 11}, {2467, 12}, |
| 10831 | {2472, 13}}, |
| 10832 | }, |
| 10833 | |
| 10834 | { /* Custom USA & Europe & High */ |
| 10835 | "ZZA", |
| 10836 | .bg_channels = 11, |
| 10837 | .bg = {{2412, 1}, {2417, 2}, {2422, 3}, |
| 10838 | {2427, 4}, {2432, 5}, {2437, 6}, |
| 10839 | {2442, 7}, {2447, 8}, {2452, 9}, |
| 10840 | {2457, 10}, {2462, 11}}, |
| 10841 | .a_channels = 13, |
| 10842 | .a = {{5180, 36}, |
| 10843 | {5200, 40}, |
| 10844 | {5220, 44}, |
| 10845 | {5240, 48}, |
| 10846 | {5260, 52, IEEE80211_CH_PASSIVE_ONLY}, |
| 10847 | {5280, 56, IEEE80211_CH_PASSIVE_ONLY}, |
| 10848 | {5300, 60, IEEE80211_CH_PASSIVE_ONLY}, |
| 10849 | {5320, 64, IEEE80211_CH_PASSIVE_ONLY}, |
| 10850 | {5745, 149}, |
| 10851 | {5765, 153}, |
| 10852 | {5785, 157}, |
| 10853 | {5805, 161}, |
| 10854 | {5825, 165}}, |
| 10855 | }, |
| 10856 | |
| 10857 | { /* Custom NA & Europe */ |
| 10858 | "ZZB", |
| 10859 | .bg_channels = 11, |
| 10860 | .bg = {{2412, 1}, {2417, 2}, {2422, 3}, |
| 10861 | {2427, 4}, {2432, 5}, {2437, 6}, |
| 10862 | {2442, 7}, {2447, 8}, {2452, 9}, |
| 10863 | {2457, 10}, {2462, 11}}, |
| 10864 | .a_channels = 13, |
| 10865 | .a = {{5180, 36}, |
| 10866 | {5200, 40}, |
| 10867 | {5220, 44}, |
| 10868 | {5240, 48}, |
| 10869 | {5260, 52, IEEE80211_CH_PASSIVE_ONLY}, |
| 10870 | {5280, 56, IEEE80211_CH_PASSIVE_ONLY}, |
| 10871 | {5300, 60, IEEE80211_CH_PASSIVE_ONLY}, |
| 10872 | {5320, 64, IEEE80211_CH_PASSIVE_ONLY}, |
| 10873 | {5745, 149, IEEE80211_CH_PASSIVE_ONLY}, |
| 10874 | {5765, 153, IEEE80211_CH_PASSIVE_ONLY}, |
| 10875 | {5785, 157, IEEE80211_CH_PASSIVE_ONLY}, |
| 10876 | {5805, 161, IEEE80211_CH_PASSIVE_ONLY}, |
| 10877 | {5825, 165, IEEE80211_CH_PASSIVE_ONLY}}, |
| 10878 | }, |
| 10879 | |
| 10880 | { /* Custom Japan */ |
| 10881 | "ZZC", |
| 10882 | .bg_channels = 11, |
| 10883 | .bg = {{2412, 1}, {2417, 2}, {2422, 3}, |
| 10884 | {2427, 4}, {2432, 5}, {2437, 6}, |
| 10885 | {2442, 7}, {2447, 8}, {2452, 9}, |
| 10886 | {2457, 10}, {2462, 11}}, |
| 10887 | .a_channels = 4, |
| 10888 | .a = {{5170, 34}, {5190, 38}, |
| 10889 | {5210, 42}, {5230, 46}}, |
| 10890 | }, |
| 10891 | |
| 10892 | { /* Custom */ |
| 10893 | "ZZM", |
| 10894 | .bg_channels = 11, |
| 10895 | .bg = {{2412, 1}, {2417, 2}, {2422, 3}, |
| 10896 | {2427, 4}, {2432, 5}, {2437, 6}, |
| 10897 | {2442, 7}, {2447, 8}, {2452, 9}, |
| 10898 | {2457, 10}, {2462, 11}}, |
| 10899 | }, |
| 10900 | |
| 10901 | { /* Europe */ |
| 10902 | "ZZE", |
| 10903 | .bg_channels = 13, |
| 10904 | .bg = {{2412, 1}, {2417, 2}, {2422, 3}, |
| 10905 | {2427, 4}, {2432, 5}, {2437, 6}, |
| 10906 | {2442, 7}, {2447, 8}, {2452, 9}, |
| 10907 | {2457, 10}, {2462, 11}, {2467, 12}, |
| 10908 | {2472, 13}}, |
| 10909 | .a_channels = 19, |
| 10910 | .a = {{5180, 36}, |
| 10911 | {5200, 40}, |
| 10912 | {5220, 44}, |
| 10913 | {5240, 48}, |
| 10914 | {5260, 52, IEEE80211_CH_PASSIVE_ONLY}, |
| 10915 | {5280, 56, IEEE80211_CH_PASSIVE_ONLY}, |
| 10916 | {5300, 60, IEEE80211_CH_PASSIVE_ONLY}, |
| 10917 | {5320, 64, IEEE80211_CH_PASSIVE_ONLY}, |
| 10918 | {5500, 100, IEEE80211_CH_PASSIVE_ONLY}, |
| 10919 | {5520, 104, IEEE80211_CH_PASSIVE_ONLY}, |
| 10920 | {5540, 108, IEEE80211_CH_PASSIVE_ONLY}, |
| 10921 | {5560, 112, IEEE80211_CH_PASSIVE_ONLY}, |
| 10922 | {5580, 116, IEEE80211_CH_PASSIVE_ONLY}, |
| 10923 | {5600, 120, IEEE80211_CH_PASSIVE_ONLY}, |
| 10924 | {5620, 124, IEEE80211_CH_PASSIVE_ONLY}, |
| 10925 | {5640, 128, IEEE80211_CH_PASSIVE_ONLY}, |
| 10926 | {5660, 132, IEEE80211_CH_PASSIVE_ONLY}, |
| 10927 | {5680, 136, IEEE80211_CH_PASSIVE_ONLY}, |
| 10928 | {5700, 140, IEEE80211_CH_PASSIVE_ONLY}}, |
| 10929 | }, |
| 10930 | |
| 10931 | { /* Custom Japan */ |
| 10932 | "ZZJ", |
| 10933 | .bg_channels = 14, |
| 10934 | .bg = {{2412, 1}, {2417, 2}, {2422, 3}, |
| 10935 | {2427, 4}, {2432, 5}, {2437, 6}, |
| 10936 | {2442, 7}, {2447, 8}, {2452, 9}, |
| 10937 | {2457, 10}, {2462, 11}, {2467, 12}, |
| 10938 | {2472, 13}, {2484, 14, IEEE80211_CH_B_ONLY}}, |
| 10939 | .a_channels = 4, |
| 10940 | .a = {{5170, 34}, {5190, 38}, |
| 10941 | {5210, 42}, {5230, 46}}, |
| 10942 | }, |
| 10943 | |
| 10944 | { /* High Band */ |
| 10945 | "ZZH", |
| 10946 | .bg_channels = 13, |
| 10947 | .bg = {{2412, 1}, {2417, 2}, {2422, 3}, |
| 10948 | {2427, 4}, {2432, 5}, {2437, 6}, |
| 10949 | {2442, 7}, {2447, 8}, {2452, 9}, |
| 10950 | {2457, 10}, {2462, 11}, |
| 10951 | {2467, 12, IEEE80211_CH_PASSIVE_ONLY}, |
| 10952 | {2472, 13, IEEE80211_CH_PASSIVE_ONLY}}, |
| 10953 | .a_channels = 4, |
| 10954 | .a = {{5745, 149}, {5765, 153}, |
| 10955 | {5785, 157}, {5805, 161}}, |
| 10956 | }, |
| 10957 | |
| 10958 | { /* Custom Europe */ |
| 10959 | "ZZG", |
| 10960 | .bg_channels = 13, |
| 10961 | .bg = {{2412, 1}, {2417, 2}, {2422, 3}, |
| 10962 | {2427, 4}, {2432, 5}, {2437, 6}, |
| 10963 | {2442, 7}, {2447, 8}, {2452, 9}, |
| 10964 | {2457, 10}, {2462, 11}, |
| 10965 | {2467, 12}, {2472, 13}}, |
| 10966 | .a_channels = 4, |
| 10967 | .a = {{5180, 36}, {5200, 40}, |
| 10968 | {5220, 44}, {5240, 48}}, |
| 10969 | }, |
| 10970 | |
| 10971 | { /* Europe */ |
| 10972 | "ZZK", |
| 10973 | .bg_channels = 13, |
| 10974 | .bg = {{2412, 1}, {2417, 2}, {2422, 3}, |
| 10975 | {2427, 4}, {2432, 5}, {2437, 6}, |
| 10976 | {2442, 7}, {2447, 8}, {2452, 9}, |
| 10977 | {2457, 10}, {2462, 11}, |
| 10978 | {2467, 12, IEEE80211_CH_PASSIVE_ONLY}, |
| 10979 | {2472, 13, IEEE80211_CH_PASSIVE_ONLY}}, |
| 10980 | .a_channels = 24, |
| 10981 | .a = {{5180, 36, IEEE80211_CH_PASSIVE_ONLY}, |
| 10982 | {5200, 40, IEEE80211_CH_PASSIVE_ONLY}, |
| 10983 | {5220, 44, IEEE80211_CH_PASSIVE_ONLY}, |
| 10984 | {5240, 48, IEEE80211_CH_PASSIVE_ONLY}, |
| 10985 | {5260, 52, IEEE80211_CH_PASSIVE_ONLY}, |
| 10986 | {5280, 56, IEEE80211_CH_PASSIVE_ONLY}, |
| 10987 | {5300, 60, IEEE80211_CH_PASSIVE_ONLY}, |
| 10988 | {5320, 64, IEEE80211_CH_PASSIVE_ONLY}, |
| 10989 | {5500, 100, IEEE80211_CH_PASSIVE_ONLY}, |
| 10990 | {5520, 104, IEEE80211_CH_PASSIVE_ONLY}, |
| 10991 | {5540, 108, IEEE80211_CH_PASSIVE_ONLY}, |
| 10992 | {5560, 112, IEEE80211_CH_PASSIVE_ONLY}, |
| 10993 | {5580, 116, IEEE80211_CH_PASSIVE_ONLY}, |
| 10994 | {5600, 120, IEEE80211_CH_PASSIVE_ONLY}, |
| 10995 | {5620, 124, IEEE80211_CH_PASSIVE_ONLY}, |
| 10996 | {5640, 128, IEEE80211_CH_PASSIVE_ONLY}, |
| 10997 | {5660, 132, IEEE80211_CH_PASSIVE_ONLY}, |
| 10998 | {5680, 136, IEEE80211_CH_PASSIVE_ONLY}, |
| 10999 | {5700, 140, IEEE80211_CH_PASSIVE_ONLY}, |
| 11000 | {5745, 149, IEEE80211_CH_PASSIVE_ONLY}, |
| 11001 | {5765, 153, IEEE80211_CH_PASSIVE_ONLY}, |
| 11002 | {5785, 157, IEEE80211_CH_PASSIVE_ONLY}, |
| 11003 | {5805, 161, IEEE80211_CH_PASSIVE_ONLY}, |
| 11004 | {5825, 165, IEEE80211_CH_PASSIVE_ONLY}}, |
| 11005 | }, |
| 11006 | |
| 11007 | { /* Europe */ |
| 11008 | "ZZL", |
| 11009 | .bg_channels = 11, |
| 11010 | .bg = {{2412, 1}, {2417, 2}, {2422, 3}, |
| 11011 | {2427, 4}, {2432, 5}, {2437, 6}, |
| 11012 | {2442, 7}, {2447, 8}, {2452, 9}, |
| 11013 | {2457, 10}, {2462, 11}}, |
| 11014 | .a_channels = 13, |
| 11015 | .a = {{5180, 36, IEEE80211_CH_PASSIVE_ONLY}, |
| 11016 | {5200, 40, IEEE80211_CH_PASSIVE_ONLY}, |
| 11017 | {5220, 44, IEEE80211_CH_PASSIVE_ONLY}, |
| 11018 | {5240, 48, IEEE80211_CH_PASSIVE_ONLY}, |
| 11019 | {5260, 52, IEEE80211_CH_PASSIVE_ONLY}, |
| 11020 | {5280, 56, IEEE80211_CH_PASSIVE_ONLY}, |
| 11021 | {5300, 60, IEEE80211_CH_PASSIVE_ONLY}, |
| 11022 | {5320, 64, IEEE80211_CH_PASSIVE_ONLY}, |
| 11023 | {5745, 149, IEEE80211_CH_PASSIVE_ONLY}, |
| 11024 | {5765, 153, IEEE80211_CH_PASSIVE_ONLY}, |
| 11025 | {5785, 157, IEEE80211_CH_PASSIVE_ONLY}, |
| 11026 | {5805, 161, IEEE80211_CH_PASSIVE_ONLY}, |
| 11027 | {5825, 165, IEEE80211_CH_PASSIVE_ONLY}}, |
| 11028 | } |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 11029 | }; |
| 11030 | |
Liu Hong | 1fe0adb | 2005-08-19 09:33:10 -0500 | [diff] [blame] | 11031 | /* GEO code borrowed from ieee80211_geo.c */ |
| 11032 | static int ipw_is_valid_channel(struct ieee80211_device *ieee, u8 channel) |
| 11033 | { |
| 11034 | int i; |
| 11035 | |
| 11036 | /* Driver needs to initialize the geography map before using |
| 11037 | * these helper functions */ |
| 11038 | BUG_ON(ieee->geo.bg_channels == 0 && ieee->geo.a_channels == 0); |
| 11039 | |
| 11040 | if (ieee->freq_band & IEEE80211_24GHZ_BAND) |
| 11041 | for (i = 0; i < ieee->geo.bg_channels; i++) |
| 11042 | /* NOTE: If G mode is currently supported but |
| 11043 | * this is a B only channel, we don't see it |
| 11044 | * as valid. */ |
| 11045 | if ((ieee->geo.bg[i].channel == channel) && |
| 11046 | (!(ieee->mode & IEEE_G) || |
| 11047 | !(ieee->geo.bg[i].flags & IEEE80211_CH_B_ONLY))) |
| 11048 | return IEEE80211_24GHZ_BAND; |
| 11049 | |
| 11050 | if (ieee->freq_band & IEEE80211_52GHZ_BAND) |
| 11051 | for (i = 0; i < ieee->geo.a_channels; i++) |
| 11052 | if (ieee->geo.a[i].channel == channel) |
| 11053 | return IEEE80211_52GHZ_BAND; |
| 11054 | |
| 11055 | return 0; |
| 11056 | } |
| 11057 | |
| 11058 | static int ipw_channel_to_index(struct ieee80211_device *ieee, u8 channel) |
| 11059 | { |
| 11060 | int i; |
| 11061 | |
| 11062 | /* Driver needs to initialize the geography map before using |
| 11063 | * these helper functions */ |
| 11064 | BUG_ON(ieee->geo.bg_channels == 0 && ieee->geo.a_channels == 0); |
| 11065 | |
| 11066 | if (ieee->freq_band & IEEE80211_24GHZ_BAND) |
| 11067 | for (i = 0; i < ieee->geo.bg_channels; i++) |
| 11068 | if (ieee->geo.bg[i].channel == channel) |
| 11069 | return i; |
| 11070 | |
| 11071 | if (ieee->freq_band & IEEE80211_52GHZ_BAND) |
| 11072 | for (i = 0; i < ieee->geo.a_channels; i++) |
| 11073 | if (ieee->geo.a[i].channel == channel) |
| 11074 | return i; |
| 11075 | |
| 11076 | return -1; |
| 11077 | } |
| 11078 | |
| 11079 | static u8 ipw_freq_to_channel(struct ieee80211_device *ieee, u32 freq) |
| 11080 | { |
| 11081 | int i; |
| 11082 | |
| 11083 | /* Driver needs to initialize the geography map before using |
| 11084 | * these helper functions */ |
| 11085 | BUG_ON(ieee->geo.bg_channels == 0 && ieee->geo.a_channels == 0); |
| 11086 | |
| 11087 | freq /= 100000; |
| 11088 | |
| 11089 | if (ieee->freq_band & IEEE80211_24GHZ_BAND) |
| 11090 | for (i = 0; i < ieee->geo.bg_channels; i++) |
| 11091 | if (ieee->geo.bg[i].freq == freq) |
| 11092 | return ieee->geo.bg[i].channel; |
| 11093 | |
| 11094 | if (ieee->freq_band & IEEE80211_52GHZ_BAND) |
| 11095 | for (i = 0; i < ieee->geo.a_channels; i++) |
| 11096 | if (ieee->geo.a[i].freq == freq) |
| 11097 | return ieee->geo.a[i].channel; |
| 11098 | |
| 11099 | return 0; |
| 11100 | } |
| 11101 | |
| 11102 | static int ipw_set_geo(struct ieee80211_device *ieee, |
| 11103 | const struct ieee80211_geo *geo) |
| 11104 | { |
| 11105 | memcpy(ieee->geo.name, geo->name, 3); |
| 11106 | ieee->geo.name[3] = '\0'; |
| 11107 | ieee->geo.bg_channels = geo->bg_channels; |
| 11108 | ieee->geo.a_channels = geo->a_channels; |
| 11109 | memcpy(ieee->geo.bg, geo->bg, geo->bg_channels * |
| 11110 | sizeof(struct ieee80211_channel)); |
| 11111 | memcpy(ieee->geo.a, geo->a, ieee->geo.a_channels * |
| 11112 | sizeof(struct ieee80211_channel)); |
| 11113 | return 0; |
| 11114 | } |
| 11115 | |
| 11116 | static const struct ieee80211_geo *ipw_get_geo(struct ieee80211_device *ieee) |
| 11117 | { |
| 11118 | return &ieee->geo; |
| 11119 | } |
| 11120 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 11121 | #define MAX_HW_RESTARTS 5 |
| 11122 | static int ipw_up(struct ipw_priv *priv) |
| 11123 | { |
James Ketrenos | 4f36f80 | 2005-08-03 20:36:56 -0500 | [diff] [blame] | 11124 | int rc, i, j; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 11125 | |
| 11126 | if (priv->status & STATUS_EXIT_PENDING) |
| 11127 | return -EIO; |
| 11128 | |
James Ketrenos | f6c5cb7 | 2005-08-25 00:39:09 -0500 | [diff] [blame] | 11129 | if (cmdlog && !priv->cmdlog) { |
| 11130 | priv->cmdlog = kmalloc(sizeof(*priv->cmdlog) * cmdlog, |
| 11131 | GFP_KERNEL); |
| 11132 | if (priv->cmdlog == NULL) { |
| 11133 | IPW_ERROR("Error allocating %d command log entries.\n", |
| 11134 | cmdlog); |
| 11135 | } else { |
| 11136 | memset(priv->cmdlog, 0, sizeof(*priv->cmdlog) * cmdlog); |
| 11137 | priv->cmdlog_len = cmdlog; |
| 11138 | } |
| 11139 | } |
| 11140 | |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 11141 | for (i = 0; i < MAX_HW_RESTARTS; i++) { |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 11142 | /* Load the microcode, firmware, and eeprom. |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 11143 | * Also start the clocks. */ |
| 11144 | rc = ipw_load(priv); |
| 11145 | if (rc) { |
Peter Jones | a4f6bbb | 2005-08-26 00:33:34 -0500 | [diff] [blame] | 11146 | IPW_ERROR("Unable to load firmware: %d\n", rc); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 11147 | return rc; |
| 11148 | } |
| 11149 | |
| 11150 | ipw_init_ordinals(priv); |
| 11151 | if (!(priv->config & CFG_CUSTOM_MAC)) |
| 11152 | eeprom_parse_mac(priv, priv->mac_addr); |
| 11153 | memcpy(priv->net_dev->dev_addr, priv->mac_addr, ETH_ALEN); |
| 11154 | |
James Ketrenos | 4f36f80 | 2005-08-03 20:36:56 -0500 | [diff] [blame] | 11155 | for (j = 0; j < ARRAY_SIZE(ipw_geos); j++) { |
| 11156 | if (!memcmp(&priv->eeprom[EEPROM_COUNTRY_CODE], |
| 11157 | ipw_geos[j].name, 3)) |
| 11158 | break; |
| 11159 | } |
| 11160 | if (j == ARRAY_SIZE(ipw_geos)) |
| 11161 | j = 0; |
Liu Hong | 1fe0adb | 2005-08-19 09:33:10 -0500 | [diff] [blame] | 11162 | if (ipw_set_geo(priv->ieee, &ipw_geos[j])) { |
James Ketrenos | 4f36f80 | 2005-08-03 20:36:56 -0500 | [diff] [blame] | 11163 | IPW_WARNING("Could not set geography."); |
| 11164 | return 0; |
| 11165 | } |
| 11166 | |
| 11167 | IPW_DEBUG_INFO("Geography %03d [%s] detected.\n", |
| 11168 | j, priv->ieee->geo.name); |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 11169 | |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 11170 | if (priv->status & STATUS_RF_KILL_SW) { |
| 11171 | IPW_WARNING("Radio disabled by module parameter.\n"); |
| 11172 | return 0; |
| 11173 | } else if (rf_kill_active(priv)) { |
| 11174 | IPW_WARNING("Radio Frequency Kill Switch is On:\n" |
| 11175 | "Kill switch must be turned off for " |
| 11176 | "wireless networking to work.\n"); |
| 11177 | queue_delayed_work(priv->workqueue, &priv->rf_kill, |
| 11178 | 2 * HZ); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 11179 | return 0; |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 11180 | } |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 11181 | |
| 11182 | rc = ipw_config(priv); |
| 11183 | if (!rc) { |
| 11184 | IPW_DEBUG_INFO("Configured device on count %i\n", i); |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 11185 | |
James Ketrenos | e666619 | 2005-08-12 09:17:04 -0500 | [diff] [blame] | 11186 | /* If configure to try and auto-associate, kick |
| 11187 | * off a scan. */ |
| 11188 | queue_work(priv->workqueue, &priv->request_scan); |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 11189 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 11190 | return 0; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 11191 | } |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 11192 | |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 11193 | IPW_DEBUG_INFO("Device configuration failed: 0x%08X\n", rc); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 11194 | IPW_DEBUG_INFO("Failed to config device on retry %d of %d\n", |
| 11195 | i, MAX_HW_RESTARTS); |
| 11196 | |
| 11197 | /* We had an error bringing up the hardware, so take it |
| 11198 | * all the way back down so we can try again */ |
| 11199 | ipw_down(priv); |
| 11200 | } |
| 11201 | |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 11202 | /* tried to restart and config the device for as long as our |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 11203 | * patience could withstand */ |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 11204 | IPW_ERROR("Unable to initialize device after %d attempts.\n", i); |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 11205 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 11206 | return -EIO; |
| 11207 | } |
| 11208 | |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 11209 | static void ipw_bg_up(void *data) |
| 11210 | { |
| 11211 | struct ipw_priv *priv = data; |
| 11212 | down(&priv->sem); |
| 11213 | ipw_up(data); |
| 11214 | up(&priv->sem); |
| 11215 | } |
| 11216 | |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 11217 | static void ipw_deinit(struct ipw_priv *priv) |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 11218 | { |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 11219 | int i; |
| 11220 | |
| 11221 | if (priv->status & STATUS_SCANNING) { |
| 11222 | IPW_DEBUG_INFO("Aborting scan during shutdown.\n"); |
| 11223 | ipw_abort_scan(priv); |
| 11224 | } |
| 11225 | |
| 11226 | if (priv->status & STATUS_ASSOCIATED) { |
| 11227 | IPW_DEBUG_INFO("Disassociating during shutdown.\n"); |
| 11228 | ipw_disassociate(priv); |
| 11229 | } |
| 11230 | |
| 11231 | ipw_led_shutdown(priv); |
| 11232 | |
| 11233 | /* Wait up to 1s for status to change to not scanning and not |
| 11234 | * associated (disassociation can take a while for a ful 802.11 |
| 11235 | * exchange */ |
| 11236 | for (i = 1000; i && (priv->status & |
| 11237 | (STATUS_DISASSOCIATING | |
| 11238 | STATUS_ASSOCIATED | STATUS_SCANNING)); i--) |
| 11239 | udelay(10); |
| 11240 | |
| 11241 | if (priv->status & (STATUS_DISASSOCIATING | |
| 11242 | STATUS_ASSOCIATED | STATUS_SCANNING)) |
| 11243 | IPW_DEBUG_INFO("Still associated or scanning...\n"); |
| 11244 | else |
| 11245 | IPW_DEBUG_INFO("Took %dms to de-init\n", 1000 - i); |
| 11246 | |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 11247 | /* Attempt to disable the card */ |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 11248 | ipw_send_card_disable(priv, 0); |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 11249 | |
| 11250 | priv->status &= ~STATUS_INIT; |
| 11251 | } |
| 11252 | |
| 11253 | static void ipw_down(struct ipw_priv *priv) |
| 11254 | { |
| 11255 | int exit_pending = priv->status & STATUS_EXIT_PENDING; |
| 11256 | |
| 11257 | priv->status |= STATUS_EXIT_PENDING; |
| 11258 | |
| 11259 | if (ipw_is_init(priv)) |
| 11260 | ipw_deinit(priv); |
| 11261 | |
| 11262 | /* Wipe out the EXIT_PENDING status bit if we are not actually |
| 11263 | * exiting the module */ |
| 11264 | if (!exit_pending) |
| 11265 | priv->status &= ~STATUS_EXIT_PENDING; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 11266 | |
| 11267 | /* tell the device to stop sending interrupts */ |
| 11268 | ipw_disable_interrupts(priv); |
| 11269 | |
| 11270 | /* Clear all bits but the RF Kill */ |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 11271 | priv->status &= STATUS_RF_KILL_MASK | STATUS_EXIT_PENDING; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 11272 | netif_carrier_off(priv->net_dev); |
| 11273 | netif_stop_queue(priv->net_dev); |
| 11274 | |
| 11275 | ipw_stop_nic(priv); |
James Ketrenos | a613bff | 2005-08-24 21:43:11 -0500 | [diff] [blame] | 11276 | |
| 11277 | ipw_led_radio_off(priv); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 11278 | } |
| 11279 | |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 11280 | static void ipw_bg_down(void *data) |
| 11281 | { |
| 11282 | struct ipw_priv *priv = data; |
| 11283 | down(&priv->sem); |
| 11284 | ipw_down(data); |
| 11285 | up(&priv->sem); |
| 11286 | } |
| 11287 | |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 11288 | #if WIRELESS_EXT < 18 |
James Ketrenos | ea2b26e | 2005-08-24 21:25:16 -0500 | [diff] [blame] | 11289 | static int ipw_ioctl(struct net_device *dev, struct ifreq *rq, int cmd) |
| 11290 | { |
James Ketrenos | ea2b26e | 2005-08-24 21:25:16 -0500 | [diff] [blame] | 11291 | struct iwreq *wrq = (struct iwreq *)rq; |
| 11292 | int ret = -1; |
| 11293 | switch (cmd) { |
| 11294 | case IPW_IOCTL_WPA_SUPPLICANT: |
| 11295 | ret = ipw_wpa_supplicant(dev, &wrq->u.data); |
| 11296 | return ret; |
| 11297 | |
| 11298 | default: |
| 11299 | return -EOPNOTSUPP; |
| 11300 | } |
| 11301 | |
James Ketrenos | ea2b26e | 2005-08-24 21:25:16 -0500 | [diff] [blame] | 11302 | return -EOPNOTSUPP; |
| 11303 | } |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 11304 | #endif |
James Ketrenos | ea2b26e | 2005-08-24 21:25:16 -0500 | [diff] [blame] | 11305 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 11306 | /* Called by register_netdev() */ |
| 11307 | static int ipw_net_init(struct net_device *dev) |
| 11308 | { |
| 11309 | struct ipw_priv *priv = ieee80211_priv(dev); |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 11310 | down(&priv->sem); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 11311 | |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 11312 | if (ipw_up(priv)) { |
| 11313 | up(&priv->sem); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 11314 | return -EIO; |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 11315 | } |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 11316 | |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 11317 | up(&priv->sem); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 11318 | return 0; |
| 11319 | } |
| 11320 | |
| 11321 | /* PCI driver stuff */ |
| 11322 | static struct pci_device_id card_ids[] = { |
| 11323 | {PCI_VENDOR_ID_INTEL, 0x1043, 0x8086, 0x2701, 0, 0, 0}, |
| 11324 | {PCI_VENDOR_ID_INTEL, 0x1043, 0x8086, 0x2702, 0, 0, 0}, |
| 11325 | {PCI_VENDOR_ID_INTEL, 0x1043, 0x8086, 0x2711, 0, 0, 0}, |
| 11326 | {PCI_VENDOR_ID_INTEL, 0x1043, 0x8086, 0x2712, 0, 0, 0}, |
| 11327 | {PCI_VENDOR_ID_INTEL, 0x1043, 0x8086, 0x2721, 0, 0, 0}, |
| 11328 | {PCI_VENDOR_ID_INTEL, 0x1043, 0x8086, 0x2722, 0, 0, 0}, |
| 11329 | {PCI_VENDOR_ID_INTEL, 0x1043, 0x8086, 0x2731, 0, 0, 0}, |
| 11330 | {PCI_VENDOR_ID_INTEL, 0x1043, 0x8086, 0x2732, 0, 0, 0}, |
| 11331 | {PCI_VENDOR_ID_INTEL, 0x1043, 0x8086, 0x2741, 0, 0, 0}, |
| 11332 | {PCI_VENDOR_ID_INTEL, 0x1043, 0x103c, 0x2741, 0, 0, 0}, |
| 11333 | {PCI_VENDOR_ID_INTEL, 0x1043, 0x8086, 0x2742, 0, 0, 0}, |
| 11334 | {PCI_VENDOR_ID_INTEL, 0x1043, 0x8086, 0x2751, 0, 0, 0}, |
| 11335 | {PCI_VENDOR_ID_INTEL, 0x1043, 0x8086, 0x2752, 0, 0, 0}, |
| 11336 | {PCI_VENDOR_ID_INTEL, 0x1043, 0x8086, 0x2753, 0, 0, 0}, |
| 11337 | {PCI_VENDOR_ID_INTEL, 0x1043, 0x8086, 0x2754, 0, 0, 0}, |
| 11338 | {PCI_VENDOR_ID_INTEL, 0x1043, 0x8086, 0x2761, 0, 0, 0}, |
| 11339 | {PCI_VENDOR_ID_INTEL, 0x1043, 0x8086, 0x2762, 0, 0, 0}, |
| 11340 | {PCI_VENDOR_ID_INTEL, 0x104f, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 11341 | {PCI_VENDOR_ID_INTEL, 0x4220, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, /* BG */ |
James Ketrenos | a613bff | 2005-08-24 21:43:11 -0500 | [diff] [blame] | 11342 | {PCI_VENDOR_ID_INTEL, 0x4221, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, /* BG */ |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 11343 | {PCI_VENDOR_ID_INTEL, 0x4223, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, /* ABG */ |
| 11344 | {PCI_VENDOR_ID_INTEL, 0x4224, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, /* ABG */ |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 11345 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 11346 | /* required last entry */ |
| 11347 | {0,} |
| 11348 | }; |
| 11349 | |
| 11350 | MODULE_DEVICE_TABLE(pci, card_ids); |
| 11351 | |
| 11352 | static struct attribute *ipw_sysfs_entries[] = { |
| 11353 | &dev_attr_rf_kill.attr, |
| 11354 | &dev_attr_direct_dword.attr, |
| 11355 | &dev_attr_indirect_byte.attr, |
| 11356 | &dev_attr_indirect_dword.attr, |
| 11357 | &dev_attr_mem_gpio_reg.attr, |
| 11358 | &dev_attr_command_event_reg.attr, |
| 11359 | &dev_attr_nic_type.attr, |
| 11360 | &dev_attr_status.attr, |
| 11361 | &dev_attr_cfg.attr, |
James Ketrenos | b39860c | 2005-08-12 09:36:32 -0500 | [diff] [blame] | 11362 | &dev_attr_error.attr, |
| 11363 | &dev_attr_event_log.attr, |
James Ketrenos | f6c5cb7 | 2005-08-25 00:39:09 -0500 | [diff] [blame] | 11364 | &dev_attr_cmd_log.attr, |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 11365 | &dev_attr_eeprom_delay.attr, |
| 11366 | &dev_attr_ucode_version.attr, |
| 11367 | &dev_attr_rtc.attr, |
James Ketrenos | a613bff | 2005-08-24 21:43:11 -0500 | [diff] [blame] | 11368 | &dev_attr_scan_age.attr, |
| 11369 | &dev_attr_led.attr, |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 11370 | &dev_attr_speed_scan.attr, |
| 11371 | &dev_attr_net_stats.attr, |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 11372 | NULL |
| 11373 | }; |
| 11374 | |
| 11375 | static struct attribute_group ipw_attribute_group = { |
| 11376 | .name = NULL, /* put in device directory */ |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 11377 | .attrs = ipw_sysfs_entries, |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 11378 | }; |
| 11379 | |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 11380 | static int ipw_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent) |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 11381 | { |
| 11382 | int err = 0; |
| 11383 | struct net_device *net_dev; |
| 11384 | void __iomem *base; |
| 11385 | u32 length, val; |
| 11386 | struct ipw_priv *priv; |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 11387 | int i; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 11388 | |
| 11389 | net_dev = alloc_ieee80211(sizeof(struct ipw_priv)); |
| 11390 | if (net_dev == NULL) { |
| 11391 | err = -ENOMEM; |
| 11392 | goto out; |
| 11393 | } |
| 11394 | |
| 11395 | priv = ieee80211_priv(net_dev); |
| 11396 | priv->ieee = netdev_priv(net_dev); |
James Ketrenos | a613bff | 2005-08-24 21:43:11 -0500 | [diff] [blame] | 11397 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 11398 | priv->net_dev = net_dev; |
| 11399 | priv->pci_dev = pdev; |
| 11400 | #ifdef CONFIG_IPW_DEBUG |
| 11401 | ipw_debug_level = debug; |
| 11402 | #endif |
| 11403 | spin_lock_init(&priv->lock); |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 11404 | for (i = 0; i < IPW_IBSS_MAC_HASH_SIZE; i++) |
| 11405 | INIT_LIST_HEAD(&priv->ibss_mac_hash[i]); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 11406 | |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 11407 | init_MUTEX(&priv->sem); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 11408 | if (pci_enable_device(pdev)) { |
| 11409 | err = -ENODEV; |
| 11410 | goto out_free_ieee80211; |
| 11411 | } |
| 11412 | |
| 11413 | pci_set_master(pdev); |
| 11414 | |
Tobias Klauser | 0e08b44 | 2005-06-20 14:28:41 -0700 | [diff] [blame] | 11415 | err = pci_set_dma_mask(pdev, DMA_32BIT_MASK); |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 11416 | if (!err) |
Tobias Klauser | 0e08b44 | 2005-06-20 14:28:41 -0700 | [diff] [blame] | 11417 | err = pci_set_consistent_dma_mask(pdev, DMA_32BIT_MASK); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 11418 | if (err) { |
| 11419 | printk(KERN_WARNING DRV_NAME ": No suitable DMA available.\n"); |
| 11420 | goto out_pci_disable_device; |
| 11421 | } |
| 11422 | |
| 11423 | pci_set_drvdata(pdev, priv); |
| 11424 | |
| 11425 | err = pci_request_regions(pdev, DRV_NAME); |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 11426 | if (err) |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 11427 | goto out_pci_disable_device; |
| 11428 | |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 11429 | /* We disable the RETRY_TIMEOUT register (0x41) to keep |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 11430 | * PCI Tx retries from interfering with C3 CPU state */ |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 11431 | pci_read_config_dword(pdev, 0x40, &val); |
| 11432 | if ((val & 0x0000ff00) != 0) |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 11433 | pci_write_config_dword(pdev, 0x40, val & 0xffff00ff); |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 11434 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 11435 | length = pci_resource_len(pdev, 0); |
| 11436 | priv->hw_len = length; |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 11437 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 11438 | base = ioremap_nocache(pci_resource_start(pdev, 0), length); |
| 11439 | if (!base) { |
| 11440 | err = -ENODEV; |
| 11441 | goto out_pci_release_regions; |
| 11442 | } |
| 11443 | |
| 11444 | priv->hw_base = base; |
| 11445 | IPW_DEBUG_INFO("pci_resource_len = 0x%08x\n", length); |
| 11446 | IPW_DEBUG_INFO("pci_resource_base = %p\n", base); |
| 11447 | |
| 11448 | err = ipw_setup_deferred_work(priv); |
| 11449 | if (err) { |
| 11450 | IPW_ERROR("Unable to setup deferred work\n"); |
| 11451 | goto out_iounmap; |
| 11452 | } |
| 11453 | |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 11454 | ipw_sw_reset(priv, 1); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 11455 | |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 11456 | err = request_irq(pdev->irq, ipw_isr, SA_SHIRQ, DRV_NAME, priv); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 11457 | if (err) { |
| 11458 | IPW_ERROR("Error allocating IRQ %d\n", pdev->irq); |
| 11459 | goto out_destroy_workqueue; |
| 11460 | } |
| 11461 | |
| 11462 | SET_MODULE_OWNER(net_dev); |
| 11463 | SET_NETDEV_DEV(net_dev, &pdev->dev); |
| 11464 | |
James Ketrenos | a613bff | 2005-08-24 21:43:11 -0500 | [diff] [blame] | 11465 | ipw_wx_data.spy_data = &priv->ieee->spy_data; |
| 11466 | ipw_wx_data.ieee80211 = priv->ieee; |
| 11467 | |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 11468 | down(&priv->sem); |
| 11469 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 11470 | priv->ieee->hard_start_xmit = ipw_net_hard_start_xmit; |
| 11471 | priv->ieee->set_security = shim__set_security; |
James Ketrenos | 227d2dc | 2005-07-28 16:25:55 -0500 | [diff] [blame] | 11472 | priv->ieee->is_queue_full = ipw_net_is_queue_full; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 11473 | |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 11474 | #ifdef CONFIG_IPW_QOS |
James Ketrenos | 3b9990c | 2005-08-19 13:18:55 -0500 | [diff] [blame] | 11475 | priv->ieee->handle_probe_response = ipw_handle_beacon; |
| 11476 | priv->ieee->handle_beacon = ipw_handle_probe_response; |
| 11477 | priv->ieee->handle_assoc_response = ipw_handle_assoc_response; |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 11478 | #endif /* CONFIG_IPW_QOS */ |
| 11479 | |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 11480 | priv->ieee->perfect_rssi = -20; |
| 11481 | priv->ieee->worst_rssi = -85; |
| 11482 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 11483 | net_dev->open = ipw_net_open; |
| 11484 | net_dev->stop = ipw_net_stop; |
| 11485 | net_dev->init = ipw_net_init; |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 11486 | #if WIRELESS_EXT < 18 |
James Ketrenos | ea2b26e | 2005-08-24 21:25:16 -0500 | [diff] [blame] | 11487 | net_dev->do_ioctl = ipw_ioctl; |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 11488 | #endif |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 11489 | net_dev->get_stats = ipw_net_get_stats; |
| 11490 | net_dev->set_multicast_list = ipw_net_set_multicast_list; |
| 11491 | net_dev->set_mac_address = ipw_net_set_mac_address; |
| 11492 | net_dev->get_wireless_stats = ipw_get_wireless_stats; |
James Ketrenos | a613bff | 2005-08-24 21:43:11 -0500 | [diff] [blame] | 11493 | net_dev->wireless_data = &ipw_wx_data; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 11494 | net_dev->wireless_handlers = &ipw_wx_handler_def; |
| 11495 | net_dev->ethtool_ops = &ipw_ethtool_ops; |
| 11496 | net_dev->irq = pdev->irq; |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 11497 | net_dev->base_addr = (unsigned long)priv->hw_base; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 11498 | net_dev->mem_start = pci_resource_start(pdev, 0); |
| 11499 | net_dev->mem_end = net_dev->mem_start + pci_resource_len(pdev, 0) - 1; |
| 11500 | |
| 11501 | err = sysfs_create_group(&pdev->dev.kobj, &ipw_attribute_group); |
| 11502 | if (err) { |
| 11503 | IPW_ERROR("failed to create sysfs device attributes\n"); |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 11504 | up(&priv->sem); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 11505 | goto out_release_irq; |
| 11506 | } |
| 11507 | |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 11508 | up(&priv->sem); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 11509 | err = register_netdev(net_dev); |
| 11510 | if (err) { |
| 11511 | IPW_ERROR("failed to register network device\n"); |
James Ketrenos | a613bff | 2005-08-24 21:43:11 -0500 | [diff] [blame] | 11512 | goto out_remove_sysfs; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 11513 | } |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 11514 | return 0; |
| 11515 | |
James Ketrenos | a613bff | 2005-08-24 21:43:11 -0500 | [diff] [blame] | 11516 | out_remove_sysfs: |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 11517 | sysfs_remove_group(&pdev->dev.kobj, &ipw_attribute_group); |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 11518 | out_release_irq: |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 11519 | free_irq(pdev->irq, priv); |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 11520 | out_destroy_workqueue: |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 11521 | destroy_workqueue(priv->workqueue); |
| 11522 | priv->workqueue = NULL; |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 11523 | out_iounmap: |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 11524 | iounmap(priv->hw_base); |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 11525 | out_pci_release_regions: |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 11526 | pci_release_regions(pdev); |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 11527 | out_pci_disable_device: |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 11528 | pci_disable_device(pdev); |
| 11529 | pci_set_drvdata(pdev, NULL); |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 11530 | out_free_ieee80211: |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 11531 | free_ieee80211(priv->net_dev); |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 11532 | out: |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 11533 | return err; |
| 11534 | } |
| 11535 | |
| 11536 | static void ipw_pci_remove(struct pci_dev *pdev) |
| 11537 | { |
| 11538 | struct ipw_priv *priv = pci_get_drvdata(pdev); |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 11539 | struct list_head *p, *q; |
| 11540 | int i; |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 11541 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 11542 | if (!priv) |
| 11543 | return; |
| 11544 | |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 11545 | down(&priv->sem); |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 11546 | |
| 11547 | priv->status |= STATUS_EXIT_PENDING; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 11548 | ipw_down(priv); |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 11549 | sysfs_remove_group(&pdev->dev.kobj, &ipw_attribute_group); |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 11550 | |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 11551 | up(&priv->sem); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 11552 | |
| 11553 | unregister_netdev(priv->net_dev); |
| 11554 | |
| 11555 | if (priv->rxq) { |
| 11556 | ipw_rx_queue_free(priv, priv->rxq); |
| 11557 | priv->rxq = NULL; |
| 11558 | } |
| 11559 | ipw_tx_queue_free(priv); |
| 11560 | |
James Ketrenos | f6c5cb7 | 2005-08-25 00:39:09 -0500 | [diff] [blame] | 11561 | if (priv->cmdlog) { |
| 11562 | kfree(priv->cmdlog); |
| 11563 | priv->cmdlog = NULL; |
| 11564 | } |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 11565 | /* ipw_down will ensure that there is no more pending work |
| 11566 | * in the workqueue's, so we can safely remove them now. */ |
James Ketrenos | a613bff | 2005-08-24 21:43:11 -0500 | [diff] [blame] | 11567 | cancel_delayed_work(&priv->adhoc_check); |
| 11568 | cancel_delayed_work(&priv->gather_stats); |
| 11569 | cancel_delayed_work(&priv->request_scan); |
| 11570 | cancel_delayed_work(&priv->rf_kill); |
| 11571 | cancel_delayed_work(&priv->scan_check); |
| 11572 | destroy_workqueue(priv->workqueue); |
| 11573 | priv->workqueue = NULL; |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 11574 | |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 11575 | /* Free MAC hash list for ADHOC */ |
| 11576 | for (i = 0; i < IPW_IBSS_MAC_HASH_SIZE; i++) { |
| 11577 | list_for_each_safe(p, q, &priv->ibss_mac_hash[i]) { |
| 11578 | kfree(list_entry(p, struct ipw_ibss_seq, list)); |
| 11579 | list_del(p); |
| 11580 | } |
| 11581 | } |
| 11582 | |
James Ketrenos | b39860c | 2005-08-12 09:36:32 -0500 | [diff] [blame] | 11583 | if (priv->error) { |
| 11584 | ipw_free_error_log(priv->error); |
| 11585 | priv->error = NULL; |
| 11586 | } |
| 11587 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 11588 | free_irq(pdev->irq, priv); |
| 11589 | iounmap(priv->hw_base); |
| 11590 | pci_release_regions(pdev); |
| 11591 | pci_disable_device(pdev); |
| 11592 | pci_set_drvdata(pdev, NULL); |
| 11593 | free_ieee80211(priv->net_dev); |
James Ketrenos | afbf30a | 2005-08-25 00:05:33 -0500 | [diff] [blame] | 11594 | free_firmware(); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 11595 | } |
| 11596 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 11597 | #ifdef CONFIG_PM |
Pavel Machek | 583a4e8 | 2005-09-03 15:56:58 -0700 | [diff] [blame] | 11598 | static int ipw_pci_suspend(struct pci_dev *pdev, pm_message_t state) |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 11599 | { |
| 11600 | struct ipw_priv *priv = pci_get_drvdata(pdev); |
| 11601 | struct net_device *dev = priv->net_dev; |
| 11602 | |
| 11603 | printk(KERN_INFO "%s: Going into suspend...\n", dev->name); |
| 11604 | |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 11605 | /* Take down the device; powers it off, etc. */ |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 11606 | ipw_down(priv); |
| 11607 | |
| 11608 | /* Remove the PRESENT state of the device */ |
| 11609 | netif_device_detach(dev); |
| 11610 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 11611 | pci_save_state(pdev); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 11612 | pci_disable_device(pdev); |
Pavel Machek | 583a4e8 | 2005-09-03 15:56:58 -0700 | [diff] [blame] | 11613 | pci_set_power_state(pdev, pci_choose_state(pdev, state)); |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 11614 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 11615 | return 0; |
| 11616 | } |
| 11617 | |
| 11618 | static int ipw_pci_resume(struct pci_dev *pdev) |
| 11619 | { |
| 11620 | struct ipw_priv *priv = pci_get_drvdata(pdev); |
| 11621 | struct net_device *dev = priv->net_dev; |
| 11622 | u32 val; |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 11623 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 11624 | printk(KERN_INFO "%s: Coming out of suspend...\n", dev->name); |
| 11625 | |
James Ketrenos | ea2b26e | 2005-08-24 21:25:16 -0500 | [diff] [blame] | 11626 | pci_set_power_state(pdev, PCI_D0); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 11627 | pci_enable_device(pdev); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 11628 | pci_restore_state(pdev); |
James Ketrenos | ea2b26e | 2005-08-24 21:25:16 -0500 | [diff] [blame] | 11629 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 11630 | /* |
| 11631 | * Suspend/Resume resets the PCI configuration space, so we have to |
| 11632 | * re-disable the RETRY_TIMEOUT register (0x41) to keep PCI Tx retries |
| 11633 | * from interfering with C3 CPU state. pci_restore_state won't help |
| 11634 | * here since it only restores the first 64 bytes pci config header. |
| 11635 | */ |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 11636 | pci_read_config_dword(pdev, 0x40, &val); |
| 11637 | if ((val & 0x0000ff00) != 0) |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 11638 | pci_write_config_dword(pdev, 0x40, val & 0xffff00ff); |
| 11639 | |
| 11640 | /* Set the device back into the PRESENT state; this will also wake |
| 11641 | * the queue of needed */ |
| 11642 | netif_device_attach(dev); |
| 11643 | |
| 11644 | /* Bring the device back up */ |
| 11645 | queue_work(priv->workqueue, &priv->up); |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 11646 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 11647 | return 0; |
| 11648 | } |
| 11649 | #endif |
| 11650 | |
| 11651 | /* driver initialization stuff */ |
| 11652 | static struct pci_driver ipw_driver = { |
| 11653 | .name = DRV_NAME, |
| 11654 | .id_table = card_ids, |
| 11655 | .probe = ipw_pci_probe, |
| 11656 | .remove = __devexit_p(ipw_pci_remove), |
| 11657 | #ifdef CONFIG_PM |
| 11658 | .suspend = ipw_pci_suspend, |
| 11659 | .resume = ipw_pci_resume, |
| 11660 | #endif |
| 11661 | }; |
| 11662 | |
| 11663 | static int __init ipw_init(void) |
| 11664 | { |
| 11665 | int ret; |
| 11666 | |
| 11667 | printk(KERN_INFO DRV_NAME ": " DRV_DESCRIPTION ", " DRV_VERSION "\n"); |
| 11668 | printk(KERN_INFO DRV_NAME ": " DRV_COPYRIGHT "\n"); |
| 11669 | |
| 11670 | ret = pci_module_init(&ipw_driver); |
| 11671 | if (ret) { |
| 11672 | IPW_ERROR("Unable to initialize PCI module\n"); |
| 11673 | return ret; |
| 11674 | } |
| 11675 | |
Jeff Garzik | 0edd5b4 | 2005-09-07 00:48:31 -0400 | [diff] [blame] | 11676 | ret = driver_create_file(&ipw_driver.driver, &driver_attr_debug_level); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 11677 | if (ret) { |
| 11678 | IPW_ERROR("Unable to create driver sysfs file\n"); |
| 11679 | pci_unregister_driver(&ipw_driver); |
| 11680 | return ret; |
| 11681 | } |
| 11682 | |
| 11683 | return ret; |
| 11684 | } |
| 11685 | |
| 11686 | static void __exit ipw_exit(void) |
| 11687 | { |
| 11688 | driver_remove_file(&ipw_driver.driver, &driver_attr_debug_level); |
| 11689 | pci_unregister_driver(&ipw_driver); |
| 11690 | } |
| 11691 | |
| 11692 | module_param(disable, int, 0444); |
| 11693 | MODULE_PARM_DESC(disable, "manually disable the radio (default 0 [radio on])"); |
| 11694 | |
| 11695 | module_param(associate, int, 0444); |
| 11696 | MODULE_PARM_DESC(associate, "auto associate when scanning (default on)"); |
| 11697 | |
| 11698 | module_param(auto_create, int, 0444); |
| 11699 | MODULE_PARM_DESC(auto_create, "auto create adhoc network (default on)"); |
| 11700 | |
James Ketrenos | a613bff | 2005-08-24 21:43:11 -0500 | [diff] [blame] | 11701 | module_param(led, int, 0444); |
James Ketrenos | c848d0a | 2005-08-24 21:56:24 -0500 | [diff] [blame] | 11702 | MODULE_PARM_DESC(led, "enable led control on some systems (default 0 off)\n"); |
James Ketrenos | a613bff | 2005-08-24 21:43:11 -0500 | [diff] [blame] | 11703 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 11704 | module_param(debug, int, 0444); |
| 11705 | MODULE_PARM_DESC(debug, "debug output mask"); |
| 11706 | |
| 11707 | module_param(channel, int, 0444); |
Jeff Garzik | bf79451 | 2005-07-31 13:07:26 -0400 | [diff] [blame] | 11708 | MODULE_PARM_DESC(channel, "channel to limit associate to (default 0 [ANY])"); |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 11709 | |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 11710 | #ifdef CONFIG_IPW_QOS |
| 11711 | module_param(qos_enable, int, 0444); |
| 11712 | MODULE_PARM_DESC(qos_enable, "enable all QoS functionalitis"); |
| 11713 | |
| 11714 | module_param(qos_burst_enable, int, 0444); |
| 11715 | MODULE_PARM_DESC(qos_burst_enable, "enable QoS burst mode"); |
| 11716 | |
| 11717 | module_param(qos_no_ack_mask, int, 0444); |
| 11718 | MODULE_PARM_DESC(qos_no_ack_mask, "mask Tx_Queue to no ack"); |
| 11719 | |
| 11720 | module_param(burst_duration_CCK, int, 0444); |
| 11721 | MODULE_PARM_DESC(burst_duration_CCK, "set CCK burst value"); |
| 11722 | |
| 11723 | module_param(burst_duration_OFDM, int, 0444); |
| 11724 | MODULE_PARM_DESC(burst_duration_OFDM, "set OFDM burst value"); |
| 11725 | #endif /* CONFIG_IPW_QOS */ |
| 11726 | |
| 11727 | #ifdef CONFIG_IPW2200_MONITOR |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 11728 | module_param(mode, int, 0444); |
| 11729 | MODULE_PARM_DESC(mode, "network mode (0=BSS,1=IBSS,2=Monitor)"); |
| 11730 | #else |
| 11731 | module_param(mode, int, 0444); |
| 11732 | MODULE_PARM_DESC(mode, "network mode (0=BSS,1=IBSS)"); |
| 11733 | #endif |
| 11734 | |
James Ketrenos | b095c38 | 2005-08-24 22:04:42 -0500 | [diff] [blame] | 11735 | module_param(hwcrypto, int, 0444); |
| 11736 | MODULE_PARM_DESC(hwcrypto, "enable hardware crypto (default on)"); |
| 11737 | |
James Ketrenos | f6c5cb7 | 2005-08-25 00:39:09 -0500 | [diff] [blame] | 11738 | module_param(cmdlog, int, 0444); |
| 11739 | MODULE_PARM_DESC(cmdlog, |
| 11740 | "allocate a ring buffer for logging firmware commands"); |
| 11741 | |
James Ketrenos | 43f66a6 | 2005-03-25 12:31:53 -0600 | [diff] [blame] | 11742 | module_exit(ipw_exit); |
| 11743 | module_init(ipw_init); |