Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 1 | /** |
| 2 | * This file contains the major functions in WLAN |
| 3 | * driver. It includes init, exit, open, close and main |
| 4 | * thread etc.. |
| 5 | */ |
| 6 | |
Holger Schurig | a46c641 | 2007-05-25 11:32:07 -0400 | [diff] [blame] | 7 | #include <linux/moduleparam.h> |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 8 | #include <linux/delay.h> |
| 9 | #include <linux/freezer.h> |
| 10 | #include <linux/etherdevice.h> |
| 11 | #include <linux/netdevice.h> |
| 12 | #include <linux/if_arp.h> |
Dan Williams | fe33615 | 2007-08-02 11:32:25 -0400 | [diff] [blame] | 13 | #include <linux/kthread.h> |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 14 | |
| 15 | #include <net/iw_handler.h> |
Holger Schurig | 9012b28 | 2007-05-25 11:27:16 -0400 | [diff] [blame] | 16 | #include <net/ieee80211.h> |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 17 | |
| 18 | #include "host.h" |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 19 | #include "decl.h" |
| 20 | #include "dev.h" |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 21 | #include "wext.h" |
| 22 | #include "debugfs.h" |
| 23 | #include "assoc.h" |
Luis Carlos Cobo | 965f8bbc | 2007-08-02 13:16:55 -0400 | [diff] [blame] | 24 | #include "join.h" |
Dan Williams | 6e66f03 | 2007-12-11 12:42:16 -0500 | [diff] [blame] | 25 | #include "cmd.h" |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 26 | |
Dan Williams | 7856a54 | 2007-08-03 09:43:03 -0400 | [diff] [blame] | 27 | #define DRIVER_RELEASE_VERSION "323.p0" |
Holger Schurig | 1007832 | 2007-11-15 18:05:47 -0500 | [diff] [blame] | 28 | const char lbs_driver_version[] = "COMM-USB8388-" DRIVER_RELEASE_VERSION |
Dan Williams | 3ce4023 | 2007-05-10 23:03:07 -0400 | [diff] [blame] | 29 | #ifdef DEBUG |
| 30 | "-dbg" |
| 31 | #endif |
| 32 | ""; |
| 33 | |
Holger Schurig | a46c641 | 2007-05-25 11:32:07 -0400 | [diff] [blame] | 34 | |
| 35 | /* Module parameters */ |
Holger Schurig | 1007832 | 2007-11-15 18:05:47 -0500 | [diff] [blame] | 36 | unsigned int lbs_debug; |
| 37 | EXPORT_SYMBOL_GPL(lbs_debug); |
| 38 | module_param_named(libertas_debug, lbs_debug, int, 0644); |
Holger Schurig | a46c641 | 2007-05-25 11:32:07 -0400 | [diff] [blame] | 39 | |
| 40 | |
Holger Schurig | 1007832 | 2007-11-15 18:05:47 -0500 | [diff] [blame] | 41 | #define LBS_TX_PWR_DEFAULT 20 /*100mW */ |
| 42 | #define LBS_TX_PWR_US_DEFAULT 20 /*100mW */ |
| 43 | #define LBS_TX_PWR_JP_DEFAULT 16 /*50mW */ |
| 44 | #define LBS_TX_PWR_FR_DEFAULT 20 /*100mW */ |
| 45 | #define LBS_TX_PWR_EMEA_DEFAULT 20 /*100mW */ |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 46 | |
| 47 | /* Format { channel, frequency (MHz), maxtxpower } */ |
| 48 | /* band: 'B/G', region: USA FCC/Canada IC */ |
| 49 | static struct chan_freq_power channel_freq_power_US_BG[] = { |
Holger Schurig | 1007832 | 2007-11-15 18:05:47 -0500 | [diff] [blame] | 50 | {1, 2412, LBS_TX_PWR_US_DEFAULT}, |
| 51 | {2, 2417, LBS_TX_PWR_US_DEFAULT}, |
| 52 | {3, 2422, LBS_TX_PWR_US_DEFAULT}, |
| 53 | {4, 2427, LBS_TX_PWR_US_DEFAULT}, |
| 54 | {5, 2432, LBS_TX_PWR_US_DEFAULT}, |
| 55 | {6, 2437, LBS_TX_PWR_US_DEFAULT}, |
| 56 | {7, 2442, LBS_TX_PWR_US_DEFAULT}, |
| 57 | {8, 2447, LBS_TX_PWR_US_DEFAULT}, |
| 58 | {9, 2452, LBS_TX_PWR_US_DEFAULT}, |
| 59 | {10, 2457, LBS_TX_PWR_US_DEFAULT}, |
| 60 | {11, 2462, LBS_TX_PWR_US_DEFAULT} |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 61 | }; |
| 62 | |
| 63 | /* band: 'B/G', region: Europe ETSI */ |
| 64 | static struct chan_freq_power channel_freq_power_EU_BG[] = { |
Holger Schurig | 1007832 | 2007-11-15 18:05:47 -0500 | [diff] [blame] | 65 | {1, 2412, LBS_TX_PWR_EMEA_DEFAULT}, |
| 66 | {2, 2417, LBS_TX_PWR_EMEA_DEFAULT}, |
| 67 | {3, 2422, LBS_TX_PWR_EMEA_DEFAULT}, |
| 68 | {4, 2427, LBS_TX_PWR_EMEA_DEFAULT}, |
| 69 | {5, 2432, LBS_TX_PWR_EMEA_DEFAULT}, |
| 70 | {6, 2437, LBS_TX_PWR_EMEA_DEFAULT}, |
| 71 | {7, 2442, LBS_TX_PWR_EMEA_DEFAULT}, |
| 72 | {8, 2447, LBS_TX_PWR_EMEA_DEFAULT}, |
| 73 | {9, 2452, LBS_TX_PWR_EMEA_DEFAULT}, |
| 74 | {10, 2457, LBS_TX_PWR_EMEA_DEFAULT}, |
| 75 | {11, 2462, LBS_TX_PWR_EMEA_DEFAULT}, |
| 76 | {12, 2467, LBS_TX_PWR_EMEA_DEFAULT}, |
| 77 | {13, 2472, LBS_TX_PWR_EMEA_DEFAULT} |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 78 | }; |
| 79 | |
| 80 | /* band: 'B/G', region: Spain */ |
| 81 | static struct chan_freq_power channel_freq_power_SPN_BG[] = { |
Holger Schurig | 1007832 | 2007-11-15 18:05:47 -0500 | [diff] [blame] | 82 | {10, 2457, LBS_TX_PWR_DEFAULT}, |
| 83 | {11, 2462, LBS_TX_PWR_DEFAULT} |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 84 | }; |
| 85 | |
| 86 | /* band: 'B/G', region: France */ |
| 87 | static struct chan_freq_power channel_freq_power_FR_BG[] = { |
Holger Schurig | 1007832 | 2007-11-15 18:05:47 -0500 | [diff] [blame] | 88 | {10, 2457, LBS_TX_PWR_FR_DEFAULT}, |
| 89 | {11, 2462, LBS_TX_PWR_FR_DEFAULT}, |
| 90 | {12, 2467, LBS_TX_PWR_FR_DEFAULT}, |
| 91 | {13, 2472, LBS_TX_PWR_FR_DEFAULT} |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 92 | }; |
| 93 | |
| 94 | /* band: 'B/G', region: Japan */ |
| 95 | static struct chan_freq_power channel_freq_power_JPN_BG[] = { |
Holger Schurig | 1007832 | 2007-11-15 18:05:47 -0500 | [diff] [blame] | 96 | {1, 2412, LBS_TX_PWR_JP_DEFAULT}, |
| 97 | {2, 2417, LBS_TX_PWR_JP_DEFAULT}, |
| 98 | {3, 2422, LBS_TX_PWR_JP_DEFAULT}, |
| 99 | {4, 2427, LBS_TX_PWR_JP_DEFAULT}, |
| 100 | {5, 2432, LBS_TX_PWR_JP_DEFAULT}, |
| 101 | {6, 2437, LBS_TX_PWR_JP_DEFAULT}, |
| 102 | {7, 2442, LBS_TX_PWR_JP_DEFAULT}, |
| 103 | {8, 2447, LBS_TX_PWR_JP_DEFAULT}, |
| 104 | {9, 2452, LBS_TX_PWR_JP_DEFAULT}, |
| 105 | {10, 2457, LBS_TX_PWR_JP_DEFAULT}, |
| 106 | {11, 2462, LBS_TX_PWR_JP_DEFAULT}, |
| 107 | {12, 2467, LBS_TX_PWR_JP_DEFAULT}, |
| 108 | {13, 2472, LBS_TX_PWR_JP_DEFAULT}, |
| 109 | {14, 2484, LBS_TX_PWR_JP_DEFAULT} |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 110 | }; |
| 111 | |
| 112 | /** |
| 113 | * the structure for channel, frequency and power |
| 114 | */ |
| 115 | struct region_cfp_table { |
| 116 | u8 region; |
| 117 | struct chan_freq_power *cfp_BG; |
| 118 | int cfp_no_BG; |
| 119 | }; |
| 120 | |
| 121 | /** |
| 122 | * the structure for the mapping between region and CFP |
| 123 | */ |
| 124 | static struct region_cfp_table region_cfp_table[] = { |
| 125 | {0x10, /*US FCC */ |
| 126 | channel_freq_power_US_BG, |
Denis Cheng | ff8ac60 | 2007-09-02 18:30:18 +0800 | [diff] [blame] | 127 | ARRAY_SIZE(channel_freq_power_US_BG), |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 128 | } |
| 129 | , |
| 130 | {0x20, /*CANADA IC */ |
| 131 | channel_freq_power_US_BG, |
Denis Cheng | ff8ac60 | 2007-09-02 18:30:18 +0800 | [diff] [blame] | 132 | ARRAY_SIZE(channel_freq_power_US_BG), |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 133 | } |
| 134 | , |
| 135 | {0x30, /*EU*/ channel_freq_power_EU_BG, |
Denis Cheng | ff8ac60 | 2007-09-02 18:30:18 +0800 | [diff] [blame] | 136 | ARRAY_SIZE(channel_freq_power_EU_BG), |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 137 | } |
| 138 | , |
| 139 | {0x31, /*SPAIN*/ channel_freq_power_SPN_BG, |
Denis Cheng | ff8ac60 | 2007-09-02 18:30:18 +0800 | [diff] [blame] | 140 | ARRAY_SIZE(channel_freq_power_SPN_BG), |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 141 | } |
| 142 | , |
| 143 | {0x32, /*FRANCE*/ channel_freq_power_FR_BG, |
Denis Cheng | ff8ac60 | 2007-09-02 18:30:18 +0800 | [diff] [blame] | 144 | ARRAY_SIZE(channel_freq_power_FR_BG), |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 145 | } |
| 146 | , |
| 147 | {0x40, /*JAPAN*/ channel_freq_power_JPN_BG, |
Denis Cheng | ff8ac60 | 2007-09-02 18:30:18 +0800 | [diff] [blame] | 148 | ARRAY_SIZE(channel_freq_power_JPN_BG), |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 149 | } |
| 150 | , |
| 151 | /*Add new region here */ |
| 152 | }; |
| 153 | |
| 154 | /** |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 155 | * the table to keep region code |
| 156 | */ |
Holger Schurig | 1007832 | 2007-11-15 18:05:47 -0500 | [diff] [blame] | 157 | u16 lbs_region_code_to_index[MRVDRV_MAX_REGION_CODE] = |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 158 | { 0x10, 0x20, 0x30, 0x31, 0x32, 0x40 }; |
| 159 | |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 160 | /** |
Dan Williams | 8c51276 | 2007-08-02 11:40:45 -0400 | [diff] [blame] | 161 | * 802.11b/g supported bitrates (in 500Kb/s units) |
| 162 | */ |
Holger Schurig | 1007832 | 2007-11-15 18:05:47 -0500 | [diff] [blame] | 163 | u8 lbs_bg_rates[MAX_RATES] = |
Dan Williams | 8c51276 | 2007-08-02 11:40:45 -0400 | [diff] [blame] | 164 | { 0x02, 0x04, 0x0b, 0x16, 0x0c, 0x12, 0x18, 0x24, 0x30, 0x48, 0x60, 0x6c, |
| 165 | 0x00, 0x00 }; |
| 166 | |
| 167 | /** |
| 168 | * FW rate table. FW refers to rates by their index in this table, not by the |
| 169 | * rate value itself. Values of 0x00 are |
| 170 | * reserved positions. |
| 171 | */ |
| 172 | static u8 fw_data_rates[MAX_RATES] = |
| 173 | { 0x02, 0x04, 0x0B, 0x16, 0x00, 0x0C, 0x12, |
| 174 | 0x18, 0x24, 0x30, 0x48, 0x60, 0x6C, 0x00 |
| 175 | }; |
| 176 | |
| 177 | /** |
| 178 | * @brief use index to get the data rate |
| 179 | * |
| 180 | * @param idx The index of data rate |
| 181 | * @return data rate or 0 |
| 182 | */ |
Holger Schurig | 1007832 | 2007-11-15 18:05:47 -0500 | [diff] [blame] | 183 | u32 lbs_fw_index_to_data_rate(u8 idx) |
Dan Williams | 8c51276 | 2007-08-02 11:40:45 -0400 | [diff] [blame] | 184 | { |
| 185 | if (idx >= sizeof(fw_data_rates)) |
| 186 | idx = 0; |
| 187 | return fw_data_rates[idx]; |
| 188 | } |
| 189 | |
| 190 | /** |
| 191 | * @brief use rate to get the index |
| 192 | * |
| 193 | * @param rate data rate |
| 194 | * @return index or 0 |
| 195 | */ |
Holger Schurig | 1007832 | 2007-11-15 18:05:47 -0500 | [diff] [blame] | 196 | u8 lbs_data_rate_to_fw_index(u32 rate) |
Dan Williams | 8c51276 | 2007-08-02 11:40:45 -0400 | [diff] [blame] | 197 | { |
| 198 | u8 i; |
| 199 | |
| 200 | if (!rate) |
| 201 | return 0; |
| 202 | |
| 203 | for (i = 0; i < sizeof(fw_data_rates); i++) { |
| 204 | if (rate == fw_data_rates[i]) |
| 205 | return i; |
| 206 | } |
| 207 | return 0; |
| 208 | } |
| 209 | |
| 210 | /** |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 211 | * Attributes exported through sysfs |
| 212 | */ |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 213 | |
| 214 | /** |
Luis Carlos | 82fde74 | 2007-06-07 16:40:59 -0400 | [diff] [blame] | 215 | * @brief Get function for sysfs attribute anycast_mask |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 216 | */ |
Holger Schurig | 1007832 | 2007-11-15 18:05:47 -0500 | [diff] [blame] | 217 | static ssize_t lbs_anycast_get(struct device *dev, |
Dan Williams | b59bb61 | 2007-06-18 11:50:43 -0400 | [diff] [blame] | 218 | struct device_attribute *attr, char * buf) |
| 219 | { |
David Woodhouse | 301eacb | 2007-12-11 15:23:59 -0500 | [diff] [blame^] | 220 | struct lbs_private *priv = to_net_dev(dev)->priv; |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 221 | struct cmd_ds_mesh_access mesh_access; |
David Woodhouse | 301eacb | 2007-12-11 15:23:59 -0500 | [diff] [blame^] | 222 | int ret; |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 223 | |
| 224 | memset(&mesh_access, 0, sizeof(mesh_access)); |
David Woodhouse | 301eacb | 2007-12-11 15:23:59 -0500 | [diff] [blame^] | 225 | |
| 226 | ret = lbs_mesh_access(priv, CMD_ACT_MESH_GET_ANYCAST, &mesh_access); |
| 227 | if (ret) |
| 228 | return ret; |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 229 | |
Luis Carlos | 82fde74 | 2007-06-07 16:40:59 -0400 | [diff] [blame] | 230 | return snprintf(buf, 12, "0x%X\n", le32_to_cpu(mesh_access.data[0])); |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 231 | } |
| 232 | |
| 233 | /** |
Luis Carlos | 82fde74 | 2007-06-07 16:40:59 -0400 | [diff] [blame] | 234 | * @brief Set function for sysfs attribute anycast_mask |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 235 | */ |
Holger Schurig | 1007832 | 2007-11-15 18:05:47 -0500 | [diff] [blame] | 236 | static ssize_t lbs_anycast_set(struct device *dev, |
Dan Williams | b59bb61 | 2007-06-18 11:50:43 -0400 | [diff] [blame] | 237 | struct device_attribute *attr, const char * buf, size_t count) |
| 238 | { |
David Woodhouse | 301eacb | 2007-12-11 15:23:59 -0500 | [diff] [blame^] | 239 | struct lbs_private *priv = to_net_dev(dev)->priv; |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 240 | struct cmd_ds_mesh_access mesh_access; |
David Woodhouse | 981f187 | 2007-05-25 23:36:54 -0400 | [diff] [blame] | 241 | uint32_t datum; |
David Woodhouse | 301eacb | 2007-12-11 15:23:59 -0500 | [diff] [blame^] | 242 | int ret; |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 243 | |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 244 | memset(&mesh_access, 0, sizeof(mesh_access)); |
Luis Carlos | 82fde74 | 2007-06-07 16:40:59 -0400 | [diff] [blame] | 245 | sscanf(buf, "%x", &datum); |
David Woodhouse | 981f187 | 2007-05-25 23:36:54 -0400 | [diff] [blame] | 246 | mesh_access.data[0] = cpu_to_le32(datum); |
| 247 | |
David Woodhouse | 301eacb | 2007-12-11 15:23:59 -0500 | [diff] [blame^] | 248 | ret = lbs_mesh_access(priv, CMD_ACT_MESH_SET_ANYCAST, &mesh_access); |
| 249 | if (ret) |
| 250 | return ret; |
| 251 | |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 252 | return strlen(buf); |
| 253 | } |
| 254 | |
Holger Schurig | 69f9032 | 2007-11-23 15:43:44 +0100 | [diff] [blame] | 255 | int lbs_add_rtap(struct lbs_private *priv); |
| 256 | void lbs_remove_rtap(struct lbs_private *priv); |
Luis Carlos Cobo | 965f8bbc | 2007-08-02 13:16:55 -0400 | [diff] [blame] | 257 | |
| 258 | /** |
| 259 | * Get function for sysfs attribute rtap |
| 260 | */ |
Holger Schurig | 1007832 | 2007-11-15 18:05:47 -0500 | [diff] [blame] | 261 | static ssize_t lbs_rtap_get(struct device *dev, |
Luis Carlos Cobo | 965f8bbc | 2007-08-02 13:16:55 -0400 | [diff] [blame] | 262 | struct device_attribute *attr, char * buf) |
| 263 | { |
David Woodhouse | e7deced | 2007-12-08 18:29:16 +0000 | [diff] [blame] | 264 | struct lbs_private *priv = to_net_dev(dev)->priv; |
David Woodhouse | aa21c00 | 2007-12-08 20:04:36 +0000 | [diff] [blame] | 265 | return snprintf(buf, 5, "0x%X\n", priv->monitormode); |
Luis Carlos Cobo | 965f8bbc | 2007-08-02 13:16:55 -0400 | [diff] [blame] | 266 | } |
| 267 | |
| 268 | /** |
| 269 | * Set function for sysfs attribute rtap |
| 270 | */ |
Holger Schurig | 1007832 | 2007-11-15 18:05:47 -0500 | [diff] [blame] | 271 | static ssize_t lbs_rtap_set(struct device *dev, |
Luis Carlos Cobo | 965f8bbc | 2007-08-02 13:16:55 -0400 | [diff] [blame] | 272 | struct device_attribute *attr, const char * buf, size_t count) |
| 273 | { |
| 274 | int monitor_mode; |
David Woodhouse | e7deced | 2007-12-08 18:29:16 +0000 | [diff] [blame] | 275 | struct lbs_private *priv = to_net_dev(dev)->priv; |
Luis Carlos Cobo | 965f8bbc | 2007-08-02 13:16:55 -0400 | [diff] [blame] | 276 | |
| 277 | sscanf(buf, "%x", &monitor_mode); |
Holger Schurig | 1007832 | 2007-11-15 18:05:47 -0500 | [diff] [blame] | 278 | if (monitor_mode != LBS_MONITOR_OFF) { |
David Woodhouse | aa21c00 | 2007-12-08 20:04:36 +0000 | [diff] [blame] | 279 | if(priv->monitormode == monitor_mode) |
Luis Carlos Cobo | 965f8bbc | 2007-08-02 13:16:55 -0400 | [diff] [blame] | 280 | return strlen(buf); |
David Woodhouse | aa21c00 | 2007-12-08 20:04:36 +0000 | [diff] [blame] | 281 | if (priv->monitormode == LBS_MONITOR_OFF) { |
David Woodhouse | 8552855f | 2007-12-10 16:38:18 -0500 | [diff] [blame] | 282 | if (priv->infra_open || priv->mesh_open) |
| 283 | return -EBUSY; |
David Woodhouse | aa21c00 | 2007-12-08 20:04:36 +0000 | [diff] [blame] | 284 | if (priv->mode == IW_MODE_INFRA) |
Holger Schurig | 1007832 | 2007-11-15 18:05:47 -0500 | [diff] [blame] | 285 | lbs_send_deauthentication(priv); |
David Woodhouse | aa21c00 | 2007-12-08 20:04:36 +0000 | [diff] [blame] | 286 | else if (priv->mode == IW_MODE_ADHOC) |
Holger Schurig | 1007832 | 2007-11-15 18:05:47 -0500 | [diff] [blame] | 287 | lbs_stop_adhoc_network(priv); |
| 288 | lbs_add_rtap(priv); |
Luis Carlos Cobo | 965f8bbc | 2007-08-02 13:16:55 -0400 | [diff] [blame] | 289 | } |
David Woodhouse | aa21c00 | 2007-12-08 20:04:36 +0000 | [diff] [blame] | 290 | priv->monitormode = monitor_mode; |
Luis Carlos Cobo | 965f8bbc | 2007-08-02 13:16:55 -0400 | [diff] [blame] | 291 | } |
| 292 | |
| 293 | else { |
David Woodhouse | aa21c00 | 2007-12-08 20:04:36 +0000 | [diff] [blame] | 294 | if (priv->monitormode == LBS_MONITOR_OFF) |
Luis Carlos Cobo | 965f8bbc | 2007-08-02 13:16:55 -0400 | [diff] [blame] | 295 | return strlen(buf); |
David Woodhouse | aa21c00 | 2007-12-08 20:04:36 +0000 | [diff] [blame] | 296 | priv->monitormode = LBS_MONITOR_OFF; |
Holger Schurig | 1007832 | 2007-11-15 18:05:47 -0500 | [diff] [blame] | 297 | lbs_remove_rtap(priv); |
David Woodhouse | f86a93e | 2007-12-08 19:46:19 +0000 | [diff] [blame] | 298 | |
David Woodhouse | aa21c00 | 2007-12-08 20:04:36 +0000 | [diff] [blame] | 299 | if (priv->currenttxskb) { |
| 300 | dev_kfree_skb_any(priv->currenttxskb); |
| 301 | priv->currenttxskb = NULL; |
David Woodhouse | f86a93e | 2007-12-08 19:46:19 +0000 | [diff] [blame] | 302 | } |
| 303 | |
| 304 | /* Wake queues, command thread, etc. */ |
| 305 | lbs_host_to_card_done(priv); |
Luis Carlos Cobo | 965f8bbc | 2007-08-02 13:16:55 -0400 | [diff] [blame] | 306 | } |
| 307 | |
Holger Schurig | 1007832 | 2007-11-15 18:05:47 -0500 | [diff] [blame] | 308 | lbs_prepare_and_send_command(priv, |
Luis Carlos Cobo | 965f8bbc | 2007-08-02 13:16:55 -0400 | [diff] [blame] | 309 | CMD_802_11_MONITOR_MODE, CMD_ACT_SET, |
David Woodhouse | aa21c00 | 2007-12-08 20:04:36 +0000 | [diff] [blame] | 310 | CMD_OPTION_WAITFORRSP, 0, &priv->monitormode); |
Luis Carlos Cobo | 965f8bbc | 2007-08-02 13:16:55 -0400 | [diff] [blame] | 311 | return strlen(buf); |
| 312 | } |
| 313 | |
| 314 | /** |
Holger Schurig | 1007832 | 2007-11-15 18:05:47 -0500 | [diff] [blame] | 315 | * lbs_rtap attribute to be exported per mshX interface |
Luis Carlos Cobo | 965f8bbc | 2007-08-02 13:16:55 -0400 | [diff] [blame] | 316 | * through sysfs (/sys/class/net/mshX/libertas-rtap) |
| 317 | */ |
Holger Schurig | 1007832 | 2007-11-15 18:05:47 -0500 | [diff] [blame] | 318 | static DEVICE_ATTR(lbs_rtap, 0644, lbs_rtap_get, |
| 319 | lbs_rtap_set ); |
Luis Carlos Cobo | 965f8bbc | 2007-08-02 13:16:55 -0400 | [diff] [blame] | 320 | |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 321 | /** |
Luis Carlos | 82fde74 | 2007-06-07 16:40:59 -0400 | [diff] [blame] | 322 | * anycast_mask attribute to be exported per mshX interface |
| 323 | * through sysfs (/sys/class/net/mshX/anycast_mask) |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 324 | */ |
Holger Schurig | 1007832 | 2007-11-15 18:05:47 -0500 | [diff] [blame] | 325 | static DEVICE_ATTR(anycast_mask, 0644, lbs_anycast_get, lbs_anycast_set); |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 326 | |
Holger Schurig | 1007832 | 2007-11-15 18:05:47 -0500 | [diff] [blame] | 327 | static ssize_t lbs_autostart_enabled_get(struct device *dev, |
Luis Carlos Cobo | a9f38d0 | 2007-08-02 11:52:29 -0400 | [diff] [blame] | 328 | struct device_attribute *attr, char * buf) |
| 329 | { |
David Woodhouse | 301eacb | 2007-12-11 15:23:59 -0500 | [diff] [blame^] | 330 | struct lbs_private *priv = to_net_dev(dev)->priv; |
Luis Carlos Cobo | a9f38d0 | 2007-08-02 11:52:29 -0400 | [diff] [blame] | 331 | struct cmd_ds_mesh_access mesh_access; |
David Woodhouse | 301eacb | 2007-12-11 15:23:59 -0500 | [diff] [blame^] | 332 | int ret; |
Luis Carlos Cobo | a9f38d0 | 2007-08-02 11:52:29 -0400 | [diff] [blame] | 333 | |
| 334 | memset(&mesh_access, 0, sizeof(mesh_access)); |
Luis Carlos Cobo | a9f38d0 | 2007-08-02 11:52:29 -0400 | [diff] [blame] | 335 | |
David Woodhouse | 301eacb | 2007-12-11 15:23:59 -0500 | [diff] [blame^] | 336 | ret = lbs_mesh_access(priv, CMD_ACT_MESH_GET_AUTOSTART_ENABLED, &mesh_access); |
| 337 | if (ret) |
| 338 | return ret; |
Luis Carlos Cobo | a9f38d0 | 2007-08-02 11:52:29 -0400 | [diff] [blame] | 339 | return sprintf(buf, "%d\n", le32_to_cpu(mesh_access.data[0])); |
| 340 | } |
| 341 | |
Holger Schurig | 1007832 | 2007-11-15 18:05:47 -0500 | [diff] [blame] | 342 | static ssize_t lbs_autostart_enabled_set(struct device *dev, |
Luis Carlos Cobo | a9f38d0 | 2007-08-02 11:52:29 -0400 | [diff] [blame] | 343 | struct device_attribute *attr, const char * buf, size_t count) |
| 344 | { |
| 345 | struct cmd_ds_mesh_access mesh_access; |
| 346 | uint32_t datum; |
Holger Schurig | 69f9032 | 2007-11-23 15:43:44 +0100 | [diff] [blame] | 347 | struct lbs_private *priv = (to_net_dev(dev))->priv; |
Luis Carlos Cobo | d21b31f | 2007-08-02 13:16:02 -0400 | [diff] [blame] | 348 | int ret; |
Luis Carlos Cobo | a9f38d0 | 2007-08-02 11:52:29 -0400 | [diff] [blame] | 349 | |
| 350 | memset(&mesh_access, 0, sizeof(mesh_access)); |
| 351 | sscanf(buf, "%d", &datum); |
| 352 | mesh_access.data[0] = cpu_to_le32(datum); |
| 353 | |
David Woodhouse | 301eacb | 2007-12-11 15:23:59 -0500 | [diff] [blame^] | 354 | ret = lbs_mesh_access(priv, CMD_ACT_MESH_SET_AUTOSTART_ENABLED, &mesh_access); |
Luis Carlos Cobo | d21b31f | 2007-08-02 13:16:02 -0400 | [diff] [blame] | 355 | if (ret == 0) |
| 356 | priv->mesh_autostart_enabled = datum ? 1 : 0; |
| 357 | |
Luis Carlos Cobo | a9f38d0 | 2007-08-02 11:52:29 -0400 | [diff] [blame] | 358 | return strlen(buf); |
| 359 | } |
| 360 | |
| 361 | static DEVICE_ATTR(autostart_enabled, 0644, |
Holger Schurig | 1007832 | 2007-11-15 18:05:47 -0500 | [diff] [blame] | 362 | lbs_autostart_enabled_get, lbs_autostart_enabled_set); |
Luis Carlos Cobo | a9f38d0 | 2007-08-02 11:52:29 -0400 | [diff] [blame] | 363 | |
Holger Schurig | 1007832 | 2007-11-15 18:05:47 -0500 | [diff] [blame] | 364 | static struct attribute *lbs_mesh_sysfs_entries[] = { |
Luis Carlos Cobo | a9f38d0 | 2007-08-02 11:52:29 -0400 | [diff] [blame] | 365 | &dev_attr_anycast_mask.attr, |
| 366 | &dev_attr_autostart_enabled.attr, |
| 367 | NULL, |
| 368 | }; |
| 369 | |
Holger Schurig | 1007832 | 2007-11-15 18:05:47 -0500 | [diff] [blame] | 370 | static struct attribute_group lbs_mesh_attr_group = { |
| 371 | .attrs = lbs_mesh_sysfs_entries, |
Luis Carlos Cobo | a9f38d0 | 2007-08-02 11:52:29 -0400 | [diff] [blame] | 372 | }; |
| 373 | |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 374 | /** |
David Woodhouse | 8552855f | 2007-12-10 16:38:18 -0500 | [diff] [blame] | 375 | * @brief This function opens the ethX or mshX interface |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 376 | * |
| 377 | * @param dev A pointer to net_device structure |
David Woodhouse | 8552855f | 2007-12-10 16:38:18 -0500 | [diff] [blame] | 378 | * @return 0 or -EBUSY if monitor mode active |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 379 | */ |
Holger Schurig | 1007832 | 2007-11-15 18:05:47 -0500 | [diff] [blame] | 380 | static int lbs_dev_open(struct net_device *dev) |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 381 | { |
David Woodhouse | 8552855f | 2007-12-10 16:38:18 -0500 | [diff] [blame] | 382 | struct lbs_private *priv = (struct lbs_private *) dev->priv ; |
| 383 | int ret = 0; |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 384 | |
David Woodhouse | 8552855f | 2007-12-10 16:38:18 -0500 | [diff] [blame] | 385 | spin_lock_irq(&priv->driver_lock); |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 386 | |
David Woodhouse | 8552855f | 2007-12-10 16:38:18 -0500 | [diff] [blame] | 387 | if (priv->monitormode != LBS_MONITOR_OFF) { |
| 388 | ret = -EBUSY; |
| 389 | goto out; |
Javier Cardona | 51d84f5 | 2007-05-25 12:06:56 -0400 | [diff] [blame] | 390 | } |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 391 | |
David Woodhouse | 8552855f | 2007-12-10 16:38:18 -0500 | [diff] [blame] | 392 | if (dev == priv->mesh_dev) { |
| 393 | priv->mesh_open = 1; |
| 394 | priv->mesh_connect_status = LBS_CONNECTED; |
| 395 | netif_carrier_on(dev); |
| 396 | } else { |
| 397 | priv->infra_open = 1; |
| 398 | |
| 399 | if (priv->connect_status == LBS_CONNECTED) |
| 400 | netif_carrier_on(dev); |
| 401 | else |
| 402 | netif_carrier_off(dev); |
| 403 | } |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 404 | |
David Woodhouse | 8552855f | 2007-12-10 16:38:18 -0500 | [diff] [blame] | 405 | if (!priv->tx_pending_len) |
| 406 | netif_wake_queue(dev); |
| 407 | out: |
Brajesh Dave | 01d77d8 | 2007-11-20 17:44:14 -0500 | [diff] [blame] | 408 | |
David Woodhouse | 8552855f | 2007-12-10 16:38:18 -0500 | [diff] [blame] | 409 | spin_unlock_irq(&priv->driver_lock); |
| 410 | return ret; |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 411 | } |
| 412 | |
| 413 | /** |
| 414 | * @brief This function closes the mshX interface |
| 415 | * |
| 416 | * @param dev A pointer to net_device structure |
| 417 | * @return 0 |
| 418 | */ |
David Woodhouse | 8552855f | 2007-12-10 16:38:18 -0500 | [diff] [blame] | 419 | static int lbs_mesh_stop(struct net_device *dev) |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 420 | { |
Holger Schurig | 69f9032 | 2007-11-23 15:43:44 +0100 | [diff] [blame] | 421 | struct lbs_private *priv = (struct lbs_private *) (dev->priv); |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 422 | |
David Woodhouse | 8552855f | 2007-12-10 16:38:18 -0500 | [diff] [blame] | 423 | spin_lock_irq(&priv->driver_lock); |
| 424 | |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 425 | priv->mesh_open = 0; |
David Woodhouse | 8552855f | 2007-12-10 16:38:18 -0500 | [diff] [blame] | 426 | priv->mesh_connect_status = LBS_DISCONNECTED; |
| 427 | |
| 428 | netif_stop_queue(dev); |
| 429 | netif_carrier_off(dev); |
| 430 | |
| 431 | spin_unlock_irq(&priv->driver_lock); |
| 432 | return 0; |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 433 | } |
| 434 | |
| 435 | /** |
| 436 | * @brief This function closes the ethX interface |
| 437 | * |
| 438 | * @param dev A pointer to net_device structure |
| 439 | * @return 0 |
| 440 | */ |
David Woodhouse | 8552855f | 2007-12-10 16:38:18 -0500 | [diff] [blame] | 441 | static int lbs_eth_stop(struct net_device *dev) |
Holger Schurig | 78523da | 2007-05-25 11:49:19 -0400 | [diff] [blame] | 442 | { |
Holger Schurig | 69f9032 | 2007-11-23 15:43:44 +0100 | [diff] [blame] | 443 | struct lbs_private *priv = (struct lbs_private *) dev->priv; |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 444 | |
David Woodhouse | 8552855f | 2007-12-10 16:38:18 -0500 | [diff] [blame] | 445 | spin_lock_irq(&priv->driver_lock); |
| 446 | |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 447 | priv->infra_open = 0; |
David Woodhouse | 8552855f | 2007-12-10 16:38:18 -0500 | [diff] [blame] | 448 | |
| 449 | netif_stop_queue(dev); |
| 450 | |
| 451 | spin_unlock_irq(&priv->driver_lock); |
| 452 | return 0; |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 453 | } |
| 454 | |
Holger Schurig | 1007832 | 2007-11-15 18:05:47 -0500 | [diff] [blame] | 455 | static void lbs_tx_timeout(struct net_device *dev) |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 456 | { |
Holger Schurig | 69f9032 | 2007-11-23 15:43:44 +0100 | [diff] [blame] | 457 | struct lbs_private *priv = (struct lbs_private *) dev->priv; |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 458 | |
Holger Schurig | 9012b28 | 2007-05-25 11:27:16 -0400 | [diff] [blame] | 459 | lbs_deb_enter(LBS_DEB_TX); |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 460 | |
Holger Schurig | 9012b28 | 2007-05-25 11:27:16 -0400 | [diff] [blame] | 461 | lbs_pr_err("tx watch dog timeout\n"); |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 462 | |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 463 | dev->trans_start = jiffies; |
| 464 | |
David Woodhouse | aa21c00 | 2007-12-08 20:04:36 +0000 | [diff] [blame] | 465 | if (priv->currenttxskb) { |
David Woodhouse | a63b22b | 2007-12-08 20:56:44 +0000 | [diff] [blame] | 466 | priv->eventcause = 0x01000000; |
| 467 | lbs_send_tx_feedback(priv); |
Javier Cardona | 51d84f5 | 2007-05-25 12:06:56 -0400 | [diff] [blame] | 468 | } |
David Woodhouse | a63b22b | 2007-12-08 20:56:44 +0000 | [diff] [blame] | 469 | /* XX: Shouldn't we also call into the hw-specific driver |
| 470 | to kick it somehow? */ |
| 471 | lbs_host_to_card_done(priv); |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 472 | |
Holger Schurig | 9012b28 | 2007-05-25 11:27:16 -0400 | [diff] [blame] | 473 | lbs_deb_leave(LBS_DEB_TX); |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 474 | } |
| 475 | |
David Woodhouse | e775ed7 | 2007-12-06 14:36:11 +0000 | [diff] [blame] | 476 | void lbs_host_to_card_done(struct lbs_private *priv) |
| 477 | { |
David Woodhouse | a63b22b | 2007-12-08 20:56:44 +0000 | [diff] [blame] | 478 | unsigned long flags; |
| 479 | |
| 480 | spin_lock_irqsave(&priv->driver_lock, flags); |
David Woodhouse | e775ed7 | 2007-12-06 14:36:11 +0000 | [diff] [blame] | 481 | |
| 482 | priv->dnld_sent = DNLD_RES_RECEIVED; |
| 483 | |
| 484 | /* Wake main thread if commands are pending */ |
David Woodhouse | aa21c00 | 2007-12-08 20:04:36 +0000 | [diff] [blame] | 485 | if (!priv->cur_cmd) |
David Woodhouse | e775ed7 | 2007-12-06 14:36:11 +0000 | [diff] [blame] | 486 | wake_up_interruptible(&priv->waitq); |
| 487 | |
David Woodhouse | f86a93e | 2007-12-08 19:46:19 +0000 | [diff] [blame] | 488 | /* Don't wake netif queues if we're in monitor mode and |
David Woodhouse | a63b22b | 2007-12-08 20:56:44 +0000 | [diff] [blame] | 489 | a TX packet is already pending, or if there are commands |
| 490 | queued to be sent. */ |
| 491 | if (!priv->currenttxskb && list_empty(&priv->cmdpendingq)) { |
| 492 | if (priv->dev && priv->connect_status == LBS_CONNECTED) |
| 493 | netif_wake_queue(priv->dev); |
David Woodhouse | f86a93e | 2007-12-08 19:46:19 +0000 | [diff] [blame] | 494 | |
David Woodhouse | a63b22b | 2007-12-08 20:56:44 +0000 | [diff] [blame] | 495 | if (priv->mesh_dev && priv->mesh_connect_status == LBS_CONNECTED) |
| 496 | netif_wake_queue(priv->mesh_dev); |
| 497 | } |
| 498 | spin_unlock_irqrestore(&priv->driver_lock, flags); |
David Woodhouse | e775ed7 | 2007-12-06 14:36:11 +0000 | [diff] [blame] | 499 | } |
| 500 | EXPORT_SYMBOL_GPL(lbs_host_to_card_done); |
| 501 | |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 502 | /** |
| 503 | * @brief This function returns the network statistics |
| 504 | * |
Holger Schurig | 69f9032 | 2007-11-23 15:43:44 +0100 | [diff] [blame] | 505 | * @param dev A pointer to struct lbs_private structure |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 506 | * @return A pointer to net_device_stats structure |
| 507 | */ |
Holger Schurig | 1007832 | 2007-11-15 18:05:47 -0500 | [diff] [blame] | 508 | static struct net_device_stats *lbs_get_stats(struct net_device *dev) |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 509 | { |
Holger Schurig | 69f9032 | 2007-11-23 15:43:44 +0100 | [diff] [blame] | 510 | struct lbs_private *priv = (struct lbs_private *) dev->priv; |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 511 | |
| 512 | return &priv->stats; |
| 513 | } |
| 514 | |
Holger Schurig | 1007832 | 2007-11-15 18:05:47 -0500 | [diff] [blame] | 515 | static int lbs_set_mac_address(struct net_device *dev, void *addr) |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 516 | { |
| 517 | int ret = 0; |
Holger Schurig | 69f9032 | 2007-11-23 15:43:44 +0100 | [diff] [blame] | 518 | struct lbs_private *priv = (struct lbs_private *) dev->priv; |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 519 | struct sockaddr *phwaddr = addr; |
| 520 | |
Holger Schurig | 9012b28 | 2007-05-25 11:27:16 -0400 | [diff] [blame] | 521 | lbs_deb_enter(LBS_DEB_NET); |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 522 | |
Luis Carlos Cobo Rus | 0a0d08a | 2007-05-25 23:05:27 -0400 | [diff] [blame] | 523 | /* In case it was called from the mesh device */ |
| 524 | dev = priv->dev ; |
| 525 | |
David Woodhouse | aa21c00 | 2007-12-08 20:04:36 +0000 | [diff] [blame] | 526 | memset(priv->current_addr, 0, ETH_ALEN); |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 527 | |
| 528 | /* dev->dev_addr is 8 bytes */ |
Holger Schurig | ece5619 | 2007-08-02 11:53:06 -0400 | [diff] [blame] | 529 | lbs_deb_hex(LBS_DEB_NET, "dev->dev_addr", dev->dev_addr, ETH_ALEN); |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 530 | |
Holger Schurig | ece5619 | 2007-08-02 11:53:06 -0400 | [diff] [blame] | 531 | lbs_deb_hex(LBS_DEB_NET, "addr", phwaddr->sa_data, ETH_ALEN); |
David Woodhouse | aa21c00 | 2007-12-08 20:04:36 +0000 | [diff] [blame] | 532 | memcpy(priv->current_addr, phwaddr->sa_data, ETH_ALEN); |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 533 | |
Holger Schurig | 1007832 | 2007-11-15 18:05:47 -0500 | [diff] [blame] | 534 | ret = lbs_prepare_and_send_command(priv, CMD_802_11_MAC_ADDRESS, |
Dan Williams | 0aef64d | 2007-08-02 11:31:18 -0400 | [diff] [blame] | 535 | CMD_ACT_SET, |
| 536 | CMD_OPTION_WAITFORRSP, 0, NULL); |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 537 | |
| 538 | if (ret) { |
Holger Schurig | 9012b28 | 2007-05-25 11:27:16 -0400 | [diff] [blame] | 539 | lbs_deb_net("set MAC address failed\n"); |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 540 | ret = -1; |
| 541 | goto done; |
| 542 | } |
| 543 | |
David Woodhouse | aa21c00 | 2007-12-08 20:04:36 +0000 | [diff] [blame] | 544 | lbs_deb_hex(LBS_DEB_NET, "priv->macaddr", priv->current_addr, ETH_ALEN); |
| 545 | memcpy(dev->dev_addr, priv->current_addr, ETH_ALEN); |
Holger Schurig | 78523da | 2007-05-25 11:49:19 -0400 | [diff] [blame] | 546 | if (priv->mesh_dev) |
David Woodhouse | aa21c00 | 2007-12-08 20:04:36 +0000 | [diff] [blame] | 547 | memcpy(priv->mesh_dev->dev_addr, priv->current_addr, ETH_ALEN); |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 548 | |
| 549 | done: |
Holger Schurig | 9012b28 | 2007-05-25 11:27:16 -0400 | [diff] [blame] | 550 | lbs_deb_leave_args(LBS_DEB_NET, "ret %d", ret); |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 551 | return ret; |
| 552 | } |
| 553 | |
David Woodhouse | aa21c00 | 2007-12-08 20:04:36 +0000 | [diff] [blame] | 554 | static int lbs_copy_multicast_address(struct lbs_private *priv, |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 555 | struct net_device *dev) |
| 556 | { |
| 557 | int i = 0; |
| 558 | struct dev_mc_list *mcptr = dev->mc_list; |
| 559 | |
| 560 | for (i = 0; i < dev->mc_count; i++) { |
David Woodhouse | aa21c00 | 2007-12-08 20:04:36 +0000 | [diff] [blame] | 561 | memcpy(&priv->multicastlist[i], mcptr->dmi_addr, ETH_ALEN); |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 562 | mcptr = mcptr->next; |
| 563 | } |
| 564 | |
| 565 | return i; |
| 566 | |
| 567 | } |
| 568 | |
Holger Schurig | 1007832 | 2007-11-15 18:05:47 -0500 | [diff] [blame] | 569 | static void lbs_set_multicast_list(struct net_device *dev) |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 570 | { |
Holger Schurig | 69f9032 | 2007-11-23 15:43:44 +0100 | [diff] [blame] | 571 | struct lbs_private *priv = dev->priv; |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 572 | int oldpacketfilter; |
Joe Perches | 0795af5 | 2007-10-03 17:59:30 -0700 | [diff] [blame] | 573 | DECLARE_MAC_BUF(mac); |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 574 | |
Holger Schurig | 9012b28 | 2007-05-25 11:27:16 -0400 | [diff] [blame] | 575 | lbs_deb_enter(LBS_DEB_NET); |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 576 | |
David Woodhouse | aa21c00 | 2007-12-08 20:04:36 +0000 | [diff] [blame] | 577 | oldpacketfilter = priv->currentpacketfilter; |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 578 | |
| 579 | if (dev->flags & IFF_PROMISC) { |
Holger Schurig | 9012b28 | 2007-05-25 11:27:16 -0400 | [diff] [blame] | 580 | lbs_deb_net("enable promiscuous mode\n"); |
David Woodhouse | aa21c00 | 2007-12-08 20:04:36 +0000 | [diff] [blame] | 581 | priv->currentpacketfilter |= |
Dan Williams | 0aef64d | 2007-08-02 11:31:18 -0400 | [diff] [blame] | 582 | CMD_ACT_MAC_PROMISCUOUS_ENABLE; |
David Woodhouse | aa21c00 | 2007-12-08 20:04:36 +0000 | [diff] [blame] | 583 | priv->currentpacketfilter &= |
Dan Williams | 0aef64d | 2007-08-02 11:31:18 -0400 | [diff] [blame] | 584 | ~(CMD_ACT_MAC_ALL_MULTICAST_ENABLE | |
| 585 | CMD_ACT_MAC_MULTICAST_ENABLE); |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 586 | } else { |
| 587 | /* Multicast */ |
David Woodhouse | aa21c00 | 2007-12-08 20:04:36 +0000 | [diff] [blame] | 588 | priv->currentpacketfilter &= |
Dan Williams | 0aef64d | 2007-08-02 11:31:18 -0400 | [diff] [blame] | 589 | ~CMD_ACT_MAC_PROMISCUOUS_ENABLE; |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 590 | |
| 591 | if (dev->flags & IFF_ALLMULTI || dev->mc_count > |
| 592 | MRVDRV_MAX_MULTICAST_LIST_SIZE) { |
Holger Schurig | 9012b28 | 2007-05-25 11:27:16 -0400 | [diff] [blame] | 593 | lbs_deb_net( "enabling all multicast\n"); |
David Woodhouse | aa21c00 | 2007-12-08 20:04:36 +0000 | [diff] [blame] | 594 | priv->currentpacketfilter |= |
Dan Williams | 0aef64d | 2007-08-02 11:31:18 -0400 | [diff] [blame] | 595 | CMD_ACT_MAC_ALL_MULTICAST_ENABLE; |
David Woodhouse | aa21c00 | 2007-12-08 20:04:36 +0000 | [diff] [blame] | 596 | priv->currentpacketfilter &= |
Dan Williams | 0aef64d | 2007-08-02 11:31:18 -0400 | [diff] [blame] | 597 | ~CMD_ACT_MAC_MULTICAST_ENABLE; |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 598 | } else { |
David Woodhouse | aa21c00 | 2007-12-08 20:04:36 +0000 | [diff] [blame] | 599 | priv->currentpacketfilter &= |
Dan Williams | 0aef64d | 2007-08-02 11:31:18 -0400 | [diff] [blame] | 600 | ~CMD_ACT_MAC_ALL_MULTICAST_ENABLE; |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 601 | |
| 602 | if (!dev->mc_count) { |
Holger Schurig | 9012b28 | 2007-05-25 11:27:16 -0400 | [diff] [blame] | 603 | lbs_deb_net("no multicast addresses, " |
| 604 | "disabling multicast\n"); |
David Woodhouse | aa21c00 | 2007-12-08 20:04:36 +0000 | [diff] [blame] | 605 | priv->currentpacketfilter &= |
Dan Williams | 0aef64d | 2007-08-02 11:31:18 -0400 | [diff] [blame] | 606 | ~CMD_ACT_MAC_MULTICAST_ENABLE; |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 607 | } else { |
| 608 | int i; |
| 609 | |
David Woodhouse | aa21c00 | 2007-12-08 20:04:36 +0000 | [diff] [blame] | 610 | priv->currentpacketfilter |= |
Dan Williams | 0aef64d | 2007-08-02 11:31:18 -0400 | [diff] [blame] | 611 | CMD_ACT_MAC_MULTICAST_ENABLE; |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 612 | |
David Woodhouse | aa21c00 | 2007-12-08 20:04:36 +0000 | [diff] [blame] | 613 | priv->nr_of_multicastmacaddr = |
| 614 | lbs_copy_multicast_address(priv, dev); |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 615 | |
Holger Schurig | 9012b28 | 2007-05-25 11:27:16 -0400 | [diff] [blame] | 616 | lbs_deb_net("multicast addresses: %d\n", |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 617 | dev->mc_count); |
| 618 | |
| 619 | for (i = 0; i < dev->mc_count; i++) { |
Joe Perches | 0795af5 | 2007-10-03 17:59:30 -0700 | [diff] [blame] | 620 | lbs_deb_net("Multicast address %d:%s\n", |
| 621 | i, print_mac(mac, |
David Woodhouse | aa21c00 | 2007-12-08 20:04:36 +0000 | [diff] [blame] | 622 | priv->multicastlist[i])); |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 623 | } |
Holger Schurig | 9012b28 | 2007-05-25 11:27:16 -0400 | [diff] [blame] | 624 | /* send multicast addresses to firmware */ |
Holger Schurig | 1007832 | 2007-11-15 18:05:47 -0500 | [diff] [blame] | 625 | lbs_prepare_and_send_command(priv, |
Dan Williams | 0aef64d | 2007-08-02 11:31:18 -0400 | [diff] [blame] | 626 | CMD_MAC_MULTICAST_ADR, |
| 627 | CMD_ACT_SET, 0, 0, |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 628 | NULL); |
| 629 | } |
| 630 | } |
| 631 | } |
| 632 | |
David Woodhouse | aa21c00 | 2007-12-08 20:04:36 +0000 | [diff] [blame] | 633 | if (priv->currentpacketfilter != oldpacketfilter) { |
Holger Schurig | 1007832 | 2007-11-15 18:05:47 -0500 | [diff] [blame] | 634 | lbs_set_mac_packet_filter(priv); |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 635 | } |
| 636 | |
Holger Schurig | 9012b28 | 2007-05-25 11:27:16 -0400 | [diff] [blame] | 637 | lbs_deb_leave(LBS_DEB_NET); |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 638 | } |
| 639 | |
| 640 | /** |
Holger Schurig | 1007832 | 2007-11-15 18:05:47 -0500 | [diff] [blame] | 641 | * @brief This function handles the major jobs in the LBS driver. |
Holger Schurig | 9012b28 | 2007-05-25 11:27:16 -0400 | [diff] [blame] | 642 | * It handles all events generated by firmware, RX data received |
| 643 | * from firmware and TX data sent from kernel. |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 644 | * |
Holger Schurig | 1007832 | 2007-11-15 18:05:47 -0500 | [diff] [blame] | 645 | * @param data A pointer to lbs_thread structure |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 646 | * @return 0 |
| 647 | */ |
Holger Schurig | 1007832 | 2007-11-15 18:05:47 -0500 | [diff] [blame] | 648 | static int lbs_thread(void *data) |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 649 | { |
Dan Williams | fe33615 | 2007-08-02 11:32:25 -0400 | [diff] [blame] | 650 | struct net_device *dev = data; |
Holger Schurig | 69f9032 | 2007-11-23 15:43:44 +0100 | [diff] [blame] | 651 | struct lbs_private *priv = dev->priv; |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 652 | wait_queue_t wait; |
| 653 | u8 ireg = 0; |
| 654 | |
Holger Schurig | 9012b28 | 2007-05-25 11:27:16 -0400 | [diff] [blame] | 655 | lbs_deb_enter(LBS_DEB_THREAD); |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 656 | |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 657 | init_waitqueue_entry(&wait, current); |
| 658 | |
Dan Williams | b1b1907 | 2007-08-20 11:10:45 -0400 | [diff] [blame] | 659 | set_freezable(); |
David Woodhouse | 59f3e4b | 2007-12-08 17:42:59 +0000 | [diff] [blame] | 660 | |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 661 | for (;;) { |
David Woodhouse | b8d40bc | 2007-12-09 23:44:43 -0500 | [diff] [blame] | 662 | int shouldsleep; |
| 663 | |
David Woodhouse | 59f3e4b | 2007-12-08 17:42:59 +0000 | [diff] [blame] | 664 | lbs_deb_thread( "main-thread 111: intcounter=%d currenttxskb=%p dnld_sent=%d\n", |
David Woodhouse | aa21c00 | 2007-12-08 20:04:36 +0000 | [diff] [blame] | 665 | priv->intcounter, priv->currenttxskb, priv->dnld_sent); |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 666 | |
Dan Williams | fe33615 | 2007-08-02 11:32:25 -0400 | [diff] [blame] | 667 | add_wait_queue(&priv->waitq, &wait); |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 668 | set_current_state(TASK_INTERRUPTIBLE); |
David Woodhouse | aa21c00 | 2007-12-08 20:04:36 +0000 | [diff] [blame] | 669 | spin_lock_irq(&priv->driver_lock); |
David Woodhouse | 59f3e4b | 2007-12-08 17:42:59 +0000 | [diff] [blame] | 670 | |
David Woodhouse | b8d40bc | 2007-12-09 23:44:43 -0500 | [diff] [blame] | 671 | if (priv->surpriseremoved) |
| 672 | shouldsleep = 0; /* Bye */ |
| 673 | else if (priv->psstate == PS_STATE_SLEEP) |
| 674 | shouldsleep = 1; /* Sleep mode. Nothing we can do till it wakes */ |
| 675 | else if (priv->intcounter) |
| 676 | shouldsleep = 0; /* Interrupt pending. Deal with it now */ |
David Woodhouse | b15152a | 2007-12-11 11:55:37 -0500 | [diff] [blame] | 677 | else if (!priv->fw_ready) |
| 678 | shouldsleep = 1; /* Firmware not ready. We're waiting for it */ |
David Woodhouse | b8d40bc | 2007-12-09 23:44:43 -0500 | [diff] [blame] | 679 | else if (priv->dnld_sent) |
| 680 | shouldsleep = 1; /* Something is en route to the device already */ |
David Woodhouse | 2eb188a | 2007-12-09 23:54:27 -0500 | [diff] [blame] | 681 | else if (priv->tx_pending_len > 0) |
| 682 | shouldsleep = 0; /* We've a packet to send */ |
David Woodhouse | b8d40bc | 2007-12-09 23:44:43 -0500 | [diff] [blame] | 683 | else if (priv->cur_cmd) |
| 684 | shouldsleep = 1; /* Can't send a command; one already running */ |
| 685 | else if (!list_empty(&priv->cmdpendingq)) |
| 686 | shouldsleep = 0; /* We have a command to send */ |
| 687 | else |
| 688 | shouldsleep = 1; /* No command */ |
| 689 | |
| 690 | if (shouldsleep) { |
David Woodhouse | 59f3e4b | 2007-12-08 17:42:59 +0000 | [diff] [blame] | 691 | lbs_deb_thread("main-thread sleeping... Conn=%d IntC=%d PS_mode=%d PS_State=%d\n", |
David Woodhouse | aa21c00 | 2007-12-08 20:04:36 +0000 | [diff] [blame] | 692 | priv->connect_status, priv->intcounter, |
| 693 | priv->psmode, priv->psstate); |
| 694 | spin_unlock_irq(&priv->driver_lock); |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 695 | schedule(); |
| 696 | } else |
David Woodhouse | aa21c00 | 2007-12-08 20:04:36 +0000 | [diff] [blame] | 697 | spin_unlock_irq(&priv->driver_lock); |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 698 | |
David Woodhouse | 59f3e4b | 2007-12-08 17:42:59 +0000 | [diff] [blame] | 699 | lbs_deb_thread("main-thread 222 (waking up): intcounter=%d currenttxskb=%p dnld_sent=%d\n", |
David Woodhouse | aa21c00 | 2007-12-08 20:04:36 +0000 | [diff] [blame] | 700 | priv->intcounter, priv->currenttxskb, priv->dnld_sent); |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 701 | |
| 702 | set_current_state(TASK_RUNNING); |
Dan Williams | fe33615 | 2007-08-02 11:32:25 -0400 | [diff] [blame] | 703 | remove_wait_queue(&priv->waitq, &wait); |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 704 | try_to_freeze(); |
| 705 | |
David Woodhouse | 59f3e4b | 2007-12-08 17:42:59 +0000 | [diff] [blame] | 706 | lbs_deb_thread("main-thread 333: intcounter=%d currenttxskb=%p dnld_sent=%d\n", |
David Woodhouse | aa21c00 | 2007-12-08 20:04:36 +0000 | [diff] [blame] | 707 | priv->intcounter, priv->currenttxskb, priv->dnld_sent); |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 708 | |
David Woodhouse | aa21c00 | 2007-12-08 20:04:36 +0000 | [diff] [blame] | 709 | if (kthread_should_stop() || priv->surpriseremoved) { |
David Woodhouse | 59f3e4b | 2007-12-08 17:42:59 +0000 | [diff] [blame] | 710 | lbs_deb_thread("main-thread: break from main thread: surpriseremoved=0x%x\n", |
David Woodhouse | aa21c00 | 2007-12-08 20:04:36 +0000 | [diff] [blame] | 711 | priv->surpriseremoved); |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 712 | break; |
| 713 | } |
| 714 | |
| 715 | |
David Woodhouse | aa21c00 | 2007-12-08 20:04:36 +0000 | [diff] [blame] | 716 | spin_lock_irq(&priv->driver_lock); |
David Woodhouse | 59f3e4b | 2007-12-08 17:42:59 +0000 | [diff] [blame] | 717 | |
David Woodhouse | aa21c00 | 2007-12-08 20:04:36 +0000 | [diff] [blame] | 718 | if (priv->intcounter) { |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 719 | u8 int_status; |
David Woodhouse | 59f3e4b | 2007-12-08 17:42:59 +0000 | [diff] [blame] | 720 | |
David Woodhouse | aa21c00 | 2007-12-08 20:04:36 +0000 | [diff] [blame] | 721 | priv->intcounter = 0; |
Holger Schurig | 208fdd2 | 2007-05-25 12:17:06 -0400 | [diff] [blame] | 722 | int_status = priv->hw_get_int_status(priv, &ireg); |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 723 | |
| 724 | if (int_status) { |
David Woodhouse | 59f3e4b | 2007-12-08 17:42:59 +0000 | [diff] [blame] | 725 | lbs_deb_thread("main-thread: reading HOST_INT_STATUS_REG failed\n"); |
David Woodhouse | aa21c00 | 2007-12-08 20:04:36 +0000 | [diff] [blame] | 726 | spin_unlock_irq(&priv->driver_lock); |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 727 | continue; |
| 728 | } |
David Woodhouse | aa21c00 | 2007-12-08 20:04:36 +0000 | [diff] [blame] | 729 | priv->hisregcpy |= ireg; |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 730 | } |
| 731 | |
David Woodhouse | 59f3e4b | 2007-12-08 17:42:59 +0000 | [diff] [blame] | 732 | lbs_deb_thread("main-thread 444: intcounter=%d currenttxskb=%p dnld_sent=%d\n", |
David Woodhouse | aa21c00 | 2007-12-08 20:04:36 +0000 | [diff] [blame] | 733 | priv->intcounter, priv->currenttxskb, priv->dnld_sent); |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 734 | |
| 735 | /* command response? */ |
David Woodhouse | aa21c00 | 2007-12-08 20:04:36 +0000 | [diff] [blame] | 736 | if (priv->hisregcpy & MRVDRV_CMD_UPLD_RDY) { |
Holger Schurig | 9012b28 | 2007-05-25 11:27:16 -0400 | [diff] [blame] | 737 | lbs_deb_thread("main-thread: cmd response ready\n"); |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 738 | |
David Woodhouse | aa21c00 | 2007-12-08 20:04:36 +0000 | [diff] [blame] | 739 | priv->hisregcpy &= ~MRVDRV_CMD_UPLD_RDY; |
| 740 | spin_unlock_irq(&priv->driver_lock); |
Holger Schurig | 1007832 | 2007-11-15 18:05:47 -0500 | [diff] [blame] | 741 | lbs_process_rx_command(priv); |
David Woodhouse | aa21c00 | 2007-12-08 20:04:36 +0000 | [diff] [blame] | 742 | spin_lock_irq(&priv->driver_lock); |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 743 | } |
| 744 | |
| 745 | /* Any Card Event */ |
David Woodhouse | aa21c00 | 2007-12-08 20:04:36 +0000 | [diff] [blame] | 746 | if (priv->hisregcpy & MRVDRV_CARDEVENT) { |
Holger Schurig | 9012b28 | 2007-05-25 11:27:16 -0400 | [diff] [blame] | 747 | lbs_deb_thread("main-thread: Card Event Activity\n"); |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 748 | |
David Woodhouse | aa21c00 | 2007-12-08 20:04:36 +0000 | [diff] [blame] | 749 | priv->hisregcpy &= ~MRVDRV_CARDEVENT; |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 750 | |
Holger Schurig | 208fdd2 | 2007-05-25 12:17:06 -0400 | [diff] [blame] | 751 | if (priv->hw_read_event_cause(priv)) { |
David Woodhouse | 59f3e4b | 2007-12-08 17:42:59 +0000 | [diff] [blame] | 752 | lbs_pr_alert("main-thread: hw_read_event_cause failed\n"); |
David Woodhouse | aa21c00 | 2007-12-08 20:04:36 +0000 | [diff] [blame] | 753 | spin_unlock_irq(&priv->driver_lock); |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 754 | continue; |
| 755 | } |
David Woodhouse | aa21c00 | 2007-12-08 20:04:36 +0000 | [diff] [blame] | 756 | spin_unlock_irq(&priv->driver_lock); |
Holger Schurig | 1007832 | 2007-11-15 18:05:47 -0500 | [diff] [blame] | 757 | lbs_process_event(priv); |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 758 | } else |
David Woodhouse | aa21c00 | 2007-12-08 20:04:36 +0000 | [diff] [blame] | 759 | spin_unlock_irq(&priv->driver_lock); |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 760 | |
David Woodhouse | b15152a | 2007-12-11 11:55:37 -0500 | [diff] [blame] | 761 | if (!priv->fw_ready) |
| 762 | continue; |
| 763 | |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 764 | /* Check if we need to confirm Sleep Request received previously */ |
David Woodhouse | aa21c00 | 2007-12-08 20:04:36 +0000 | [diff] [blame] | 765 | if (priv->psstate == PS_STATE_PRE_SLEEP && |
| 766 | !priv->dnld_sent && !priv->cur_cmd) { |
| 767 | if (priv->connect_status == LBS_CONNECTED) { |
David Woodhouse | 59f3e4b | 2007-12-08 17:42:59 +0000 | [diff] [blame] | 768 | lbs_deb_thread("main_thread: PRE_SLEEP--intcounter=%d currenttxskb=%p dnld_sent=%d cur_cmd=%p, confirm now\n", |
David Woodhouse | aa21c00 | 2007-12-08 20:04:36 +0000 | [diff] [blame] | 769 | priv->intcounter, priv->currenttxskb, priv->dnld_sent, priv->cur_cmd); |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 770 | |
David Woodhouse | aa21c00 | 2007-12-08 20:04:36 +0000 | [diff] [blame] | 771 | lbs_ps_confirm_sleep(priv, (u16) priv->psmode); |
David Woodhouse | 59f3e4b | 2007-12-08 17:42:59 +0000 | [diff] [blame] | 772 | } else { |
| 773 | /* workaround for firmware sending |
| 774 | * deauth/linkloss event immediately |
| 775 | * after sleep request; remove this |
| 776 | * after firmware fixes it |
| 777 | */ |
David Woodhouse | aa21c00 | 2007-12-08 20:04:36 +0000 | [diff] [blame] | 778 | priv->psstate = PS_STATE_AWAKE; |
David Woodhouse | 59f3e4b | 2007-12-08 17:42:59 +0000 | [diff] [blame] | 779 | lbs_pr_alert("main-thread: ignore PS_SleepConfirm in non-connected state\n"); |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 780 | } |
| 781 | } |
| 782 | |
| 783 | /* The PS state is changed during processing of Sleep Request |
| 784 | * event above |
| 785 | */ |
David Woodhouse | aa21c00 | 2007-12-08 20:04:36 +0000 | [diff] [blame] | 786 | if ((priv->psstate == PS_STATE_SLEEP) || |
| 787 | (priv->psstate == PS_STATE_PRE_SLEEP)) |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 788 | continue; |
| 789 | |
| 790 | /* Execute the next command */ |
David Woodhouse | aa21c00 | 2007-12-08 20:04:36 +0000 | [diff] [blame] | 791 | if (!priv->dnld_sent && !priv->cur_cmd) |
Holger Schurig | 1007832 | 2007-11-15 18:05:47 -0500 | [diff] [blame] | 792 | lbs_execute_next_command(priv); |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 793 | |
| 794 | /* Wake-up command waiters which can't sleep in |
Holger Schurig | 1007832 | 2007-11-15 18:05:47 -0500 | [diff] [blame] | 795 | * lbs_prepare_and_send_command |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 796 | */ |
David Woodhouse | aa21c00 | 2007-12-08 20:04:36 +0000 | [diff] [blame] | 797 | if (!list_empty(&priv->cmdpendingq)) |
| 798 | wake_up_all(&priv->cmd_pending); |
David Woodhouse | 2eb188a | 2007-12-09 23:54:27 -0500 | [diff] [blame] | 799 | |
| 800 | spin_lock_irq(&priv->driver_lock); |
| 801 | if (!priv->dnld_sent && priv->tx_pending_len > 0) { |
| 802 | int ret = priv->hw_host_to_card(priv, MVMS_DAT, |
| 803 | priv->tx_pending_buf, |
| 804 | priv->tx_pending_len); |
| 805 | if (ret) { |
| 806 | lbs_deb_tx("host_to_card failed %d\n", ret); |
| 807 | priv->dnld_sent = DNLD_RES_RECEIVED; |
| 808 | } |
| 809 | priv->tx_pending_len = 0; |
| 810 | if (!priv->currenttxskb) { |
| 811 | /* We can wake the queues immediately if we aren't |
| 812 | waiting for TX feedback */ |
| 813 | if (priv->connect_status == LBS_CONNECTED) |
| 814 | netif_wake_queue(priv->dev); |
| 815 | if (priv->mesh_dev && |
| 816 | priv->mesh_connect_status == LBS_CONNECTED) |
| 817 | netif_wake_queue(priv->mesh_dev); |
| 818 | } |
| 819 | } |
| 820 | spin_unlock_irq(&priv->driver_lock); |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 821 | } |
| 822 | |
David Woodhouse | aa21c00 | 2007-12-08 20:04:36 +0000 | [diff] [blame] | 823 | del_timer(&priv->command_timer); |
| 824 | wake_up_all(&priv->cmd_pending); |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 825 | |
Holger Schurig | 9012b28 | 2007-05-25 11:27:16 -0400 | [diff] [blame] | 826 | lbs_deb_leave(LBS_DEB_THREAD); |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 827 | return 0; |
| 828 | } |
| 829 | |
| 830 | /** |
Holger Schurig | 1df4e8f | 2007-08-02 11:45:12 -0400 | [diff] [blame] | 831 | * @brief This function downloads firmware image, gets |
| 832 | * HW spec from firmware and set basic parameters to |
| 833 | * firmware. |
| 834 | * |
Holger Schurig | 69f9032 | 2007-11-23 15:43:44 +0100 | [diff] [blame] | 835 | * @param priv A pointer to struct lbs_private structure |
Holger Schurig | 1df4e8f | 2007-08-02 11:45:12 -0400 | [diff] [blame] | 836 | * @return 0 or -1 |
| 837 | */ |
Holger Schurig | 69f9032 | 2007-11-23 15:43:44 +0100 | [diff] [blame] | 838 | static int lbs_setup_firmware(struct lbs_private *priv) |
Holger Schurig | 1df4e8f | 2007-08-02 11:45:12 -0400 | [diff] [blame] | 839 | { |
| 840 | int ret = -1; |
Luis Carlos Cobo | d21b31f | 2007-08-02 13:16:02 -0400 | [diff] [blame] | 841 | struct cmd_ds_mesh_access mesh_access; |
Holger Schurig | 1df4e8f | 2007-08-02 11:45:12 -0400 | [diff] [blame] | 842 | |
| 843 | lbs_deb_enter(LBS_DEB_FW); |
| 844 | |
Holger Schurig | 1df4e8f | 2007-08-02 11:45:12 -0400 | [diff] [blame] | 845 | /* |
| 846 | * Read MAC address from HW |
| 847 | */ |
David Woodhouse | aa21c00 | 2007-12-08 20:04:36 +0000 | [diff] [blame] | 848 | memset(priv->current_addr, 0xff, ETH_ALEN); |
Dan Williams | 6e66f03 | 2007-12-11 12:42:16 -0500 | [diff] [blame] | 849 | ret = lbs_update_hw_spec(priv); |
Holger Schurig | 1df4e8f | 2007-08-02 11:45:12 -0400 | [diff] [blame] | 850 | if (ret) { |
| 851 | ret = -1; |
| 852 | goto done; |
| 853 | } |
| 854 | |
Holger Schurig | 1007832 | 2007-11-15 18:05:47 -0500 | [diff] [blame] | 855 | lbs_set_mac_packet_filter(priv); |
Holger Schurig | 1df4e8f | 2007-08-02 11:45:12 -0400 | [diff] [blame] | 856 | |
| 857 | /* Get the supported Data rates */ |
Holger Schurig | 1007832 | 2007-11-15 18:05:47 -0500 | [diff] [blame] | 858 | ret = lbs_prepare_and_send_command(priv, CMD_802_11_DATA_RATE, |
Holger Schurig | 1df4e8f | 2007-08-02 11:45:12 -0400 | [diff] [blame] | 859 | CMD_ACT_GET_TX_RATE, |
| 860 | CMD_OPTION_WAITFORRSP, 0, NULL); |
| 861 | |
| 862 | if (ret) { |
| 863 | ret = -1; |
| 864 | goto done; |
| 865 | } |
| 866 | |
Luis Carlos Cobo | d21b31f | 2007-08-02 13:16:02 -0400 | [diff] [blame] | 867 | /* Disable mesh autostart */ |
| 868 | if (priv->mesh_dev) { |
| 869 | memset(&mesh_access, 0, sizeof(mesh_access)); |
| 870 | mesh_access.data[0] = cpu_to_le32(0); |
David Woodhouse | 301eacb | 2007-12-11 15:23:59 -0500 | [diff] [blame^] | 871 | ret = lbs_mesh_access(priv, CMD_ACT_MESH_SET_AUTOSTART_ENABLED, |
| 872 | &mesh_access); |
Luis Carlos Cobo | d21b31f | 2007-08-02 13:16:02 -0400 | [diff] [blame] | 873 | if (ret) { |
| 874 | ret = -1; |
| 875 | goto done; |
| 876 | } |
| 877 | priv->mesh_autostart_enabled = 0; |
| 878 | } |
| 879 | |
Holger Schurig | 1df4e8f | 2007-08-02 11:45:12 -0400 | [diff] [blame] | 880 | ret = 0; |
| 881 | done: |
| 882 | lbs_deb_leave_args(LBS_DEB_FW, "ret %d", ret); |
| 883 | return ret; |
| 884 | } |
| 885 | |
Holger Schurig | 1df4e8f | 2007-08-02 11:45:12 -0400 | [diff] [blame] | 886 | /** |
| 887 | * This function handles the timeout of command sending. |
| 888 | * It will re-send the same command again. |
| 889 | */ |
| 890 | static void command_timer_fn(unsigned long data) |
| 891 | { |
Holger Schurig | 69f9032 | 2007-11-23 15:43:44 +0100 | [diff] [blame] | 892 | struct lbs_private *priv = (struct lbs_private *)data; |
Dan Williams | ddac452 | 2007-12-11 13:49:39 -0500 | [diff] [blame] | 893 | struct cmd_ctrl_node *node; |
Holger Schurig | 1df4e8f | 2007-08-02 11:45:12 -0400 | [diff] [blame] | 894 | unsigned long flags; |
| 895 | |
Dan Williams | ddac452 | 2007-12-11 13:49:39 -0500 | [diff] [blame] | 896 | node = priv->cur_cmd; |
| 897 | if (node == NULL) { |
Holger Schurig | 1df4e8f | 2007-08-02 11:45:12 -0400 | [diff] [blame] | 898 | lbs_deb_fw("ptempnode empty\n"); |
| 899 | return; |
| 900 | } |
| 901 | |
Dan Williams | ddac452 | 2007-12-11 13:49:39 -0500 | [diff] [blame] | 902 | if (!node->cmdbuf) { |
Holger Schurig | 1df4e8f | 2007-08-02 11:45:12 -0400 | [diff] [blame] | 903 | lbs_deb_fw("cmd is NULL\n"); |
| 904 | return; |
| 905 | } |
| 906 | |
Dan Williams | ddac452 | 2007-12-11 13:49:39 -0500 | [diff] [blame] | 907 | lbs_deb_fw("command_timer_fn fired, cmd %x\n", node->cmdbuf->command); |
Holger Schurig | 1df4e8f | 2007-08-02 11:45:12 -0400 | [diff] [blame] | 908 | |
David Woodhouse | aa21c00 | 2007-12-08 20:04:36 +0000 | [diff] [blame] | 909 | if (!priv->fw_ready) |
Holger Schurig | 1df4e8f | 2007-08-02 11:45:12 -0400 | [diff] [blame] | 910 | return; |
| 911 | |
David Woodhouse | aa21c00 | 2007-12-08 20:04:36 +0000 | [diff] [blame] | 912 | spin_lock_irqsave(&priv->driver_lock, flags); |
| 913 | priv->cur_cmd = NULL; |
| 914 | spin_unlock_irqrestore(&priv->driver_lock, flags); |
Holger Schurig | 1df4e8f | 2007-08-02 11:45:12 -0400 | [diff] [blame] | 915 | |
| 916 | lbs_deb_fw("re-sending same command because of timeout\n"); |
Dan Williams | ddac452 | 2007-12-11 13:49:39 -0500 | [diff] [blame] | 917 | lbs_queue_cmd(priv, node, 0); |
Holger Schurig | 1df4e8f | 2007-08-02 11:45:12 -0400 | [diff] [blame] | 918 | |
| 919 | wake_up_interruptible(&priv->waitq); |
| 920 | |
| 921 | return; |
| 922 | } |
| 923 | |
Holger Schurig | 69f9032 | 2007-11-23 15:43:44 +0100 | [diff] [blame] | 924 | static int lbs_init_adapter(struct lbs_private *priv) |
Dan Williams | 954ee16 | 2007-08-20 11:43:25 -0400 | [diff] [blame] | 925 | { |
Dan Williams | 954ee16 | 2007-08-20 11:43:25 -0400 | [diff] [blame] | 926 | size_t bufsize; |
| 927 | int i, ret = 0; |
| 928 | |
| 929 | /* Allocate buffer to store the BSSID list */ |
| 930 | bufsize = MAX_NETWORK_COUNT * sizeof(struct bss_descriptor); |
David Woodhouse | aa21c00 | 2007-12-08 20:04:36 +0000 | [diff] [blame] | 931 | priv->networks = kzalloc(bufsize, GFP_KERNEL); |
| 932 | if (!priv->networks) { |
Dan Williams | 954ee16 | 2007-08-20 11:43:25 -0400 | [diff] [blame] | 933 | lbs_pr_err("Out of memory allocating beacons\n"); |
| 934 | ret = -1; |
| 935 | goto out; |
| 936 | } |
| 937 | |
| 938 | /* Initialize scan result lists */ |
David Woodhouse | aa21c00 | 2007-12-08 20:04:36 +0000 | [diff] [blame] | 939 | INIT_LIST_HEAD(&priv->network_free_list); |
| 940 | INIT_LIST_HEAD(&priv->network_list); |
Dan Williams | 954ee16 | 2007-08-20 11:43:25 -0400 | [diff] [blame] | 941 | for (i = 0; i < MAX_NETWORK_COUNT; i++) { |
David Woodhouse | aa21c00 | 2007-12-08 20:04:36 +0000 | [diff] [blame] | 942 | list_add_tail(&priv->networks[i].list, |
| 943 | &priv->network_free_list); |
Dan Williams | 954ee16 | 2007-08-20 11:43:25 -0400 | [diff] [blame] | 944 | } |
| 945 | |
David Woodhouse | aa21c00 | 2007-12-08 20:04:36 +0000 | [diff] [blame] | 946 | priv->lbs_ps_confirm_sleep.seqnum = cpu_to_le16(++priv->seqnum); |
| 947 | priv->lbs_ps_confirm_sleep.command = |
Dan Williams | 954ee16 | 2007-08-20 11:43:25 -0400 | [diff] [blame] | 948 | cpu_to_le16(CMD_802_11_PS_MODE); |
David Woodhouse | aa21c00 | 2007-12-08 20:04:36 +0000 | [diff] [blame] | 949 | priv->lbs_ps_confirm_sleep.size = |
Dan Williams | 954ee16 | 2007-08-20 11:43:25 -0400 | [diff] [blame] | 950 | cpu_to_le16(sizeof(struct PS_CMD_ConfirmSleep)); |
David Woodhouse | aa21c00 | 2007-12-08 20:04:36 +0000 | [diff] [blame] | 951 | priv->lbs_ps_confirm_sleep.action = |
Dan Williams | 954ee16 | 2007-08-20 11:43:25 -0400 | [diff] [blame] | 952 | cpu_to_le16(CMD_SUBCMD_SLEEP_CONFIRMED); |
| 953 | |
David Woodhouse | aa21c00 | 2007-12-08 20:04:36 +0000 | [diff] [blame] | 954 | memset(priv->current_addr, 0xff, ETH_ALEN); |
Dan Williams | 954ee16 | 2007-08-20 11:43:25 -0400 | [diff] [blame] | 955 | |
David Woodhouse | aa21c00 | 2007-12-08 20:04:36 +0000 | [diff] [blame] | 956 | priv->connect_status = LBS_DISCONNECTED; |
| 957 | priv->mesh_connect_status = LBS_DISCONNECTED; |
| 958 | priv->secinfo.auth_mode = IW_AUTH_ALG_OPEN_SYSTEM; |
| 959 | priv->mode = IW_MODE_INFRA; |
| 960 | priv->curbssparams.channel = DEFAULT_AD_HOC_CHANNEL; |
| 961 | priv->currentpacketfilter = CMD_ACT_MAC_RX_ON | CMD_ACT_MAC_TX_ON; |
| 962 | priv->radioon = RADIO_ON; |
| 963 | priv->auto_rate = 1; |
| 964 | priv->capability = WLAN_CAPABILITY_SHORT_PREAMBLE; |
| 965 | priv->psmode = LBS802_11POWERMODECAM; |
| 966 | priv->psstate = PS_STATE_FULL_POWER; |
Dan Williams | 954ee16 | 2007-08-20 11:43:25 -0400 | [diff] [blame] | 967 | |
David Woodhouse | aa21c00 | 2007-12-08 20:04:36 +0000 | [diff] [blame] | 968 | mutex_init(&priv->lock); |
Dan Williams | 954ee16 | 2007-08-20 11:43:25 -0400 | [diff] [blame] | 969 | |
David Woodhouse | aa21c00 | 2007-12-08 20:04:36 +0000 | [diff] [blame] | 970 | setup_timer(&priv->command_timer, command_timer_fn, |
Dan Williams | 954ee16 | 2007-08-20 11:43:25 -0400 | [diff] [blame] | 971 | (unsigned long)priv); |
| 972 | |
David Woodhouse | aa21c00 | 2007-12-08 20:04:36 +0000 | [diff] [blame] | 973 | INIT_LIST_HEAD(&priv->cmdfreeq); |
| 974 | INIT_LIST_HEAD(&priv->cmdpendingq); |
Dan Williams | 954ee16 | 2007-08-20 11:43:25 -0400 | [diff] [blame] | 975 | |
David Woodhouse | aa21c00 | 2007-12-08 20:04:36 +0000 | [diff] [blame] | 976 | spin_lock_init(&priv->driver_lock); |
| 977 | init_waitqueue_head(&priv->cmd_pending); |
Dan Williams | 954ee16 | 2007-08-20 11:43:25 -0400 | [diff] [blame] | 978 | |
| 979 | /* Allocate the command buffers */ |
Holger Schurig | 1007832 | 2007-11-15 18:05:47 -0500 | [diff] [blame] | 980 | if (lbs_allocate_cmd_buffer(priv)) { |
Dan Williams | 954ee16 | 2007-08-20 11:43:25 -0400 | [diff] [blame] | 981 | lbs_pr_err("Out of memory allocating command buffers\n"); |
| 982 | ret = -1; |
| 983 | } |
| 984 | |
| 985 | out: |
| 986 | return ret; |
| 987 | } |
| 988 | |
Holger Schurig | 69f9032 | 2007-11-23 15:43:44 +0100 | [diff] [blame] | 989 | static void lbs_free_adapter(struct lbs_private *priv) |
Holger Schurig | ac558ca | 2007-08-02 11:49:06 -0400 | [diff] [blame] | 990 | { |
Holger Schurig | ac558ca | 2007-08-02 11:49:06 -0400 | [diff] [blame] | 991 | lbs_deb_fw("free command buffer\n"); |
Holger Schurig | 1007832 | 2007-11-15 18:05:47 -0500 | [diff] [blame] | 992 | lbs_free_cmd_buffer(priv); |
Holger Schurig | ac558ca | 2007-08-02 11:49:06 -0400 | [diff] [blame] | 993 | |
| 994 | lbs_deb_fw("free command_timer\n"); |
David Woodhouse | aa21c00 | 2007-12-08 20:04:36 +0000 | [diff] [blame] | 995 | del_timer(&priv->command_timer); |
Holger Schurig | ac558ca | 2007-08-02 11:49:06 -0400 | [diff] [blame] | 996 | |
| 997 | lbs_deb_fw("free scan results table\n"); |
David Woodhouse | aa21c00 | 2007-12-08 20:04:36 +0000 | [diff] [blame] | 998 | kfree(priv->networks); |
| 999 | priv->networks = NULL; |
Holger Schurig | ac558ca | 2007-08-02 11:49:06 -0400 | [diff] [blame] | 1000 | } |
| 1001 | |
Holger Schurig | 1df4e8f | 2007-08-02 11:45:12 -0400 | [diff] [blame] | 1002 | /** |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 1003 | * @brief This function adds the card. it will probe the |
Holger Schurig | 1007832 | 2007-11-15 18:05:47 -0500 | [diff] [blame] | 1004 | * card, allocate the lbs_priv and initialize the device. |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 1005 | * |
| 1006 | * @param card A pointer to card |
Holger Schurig | 69f9032 | 2007-11-23 15:43:44 +0100 | [diff] [blame] | 1007 | * @return A pointer to struct lbs_private structure |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 1008 | */ |
Holger Schurig | 69f9032 | 2007-11-23 15:43:44 +0100 | [diff] [blame] | 1009 | struct lbs_private *lbs_add_card(void *card, struct device *dmdev) |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 1010 | { |
| 1011 | struct net_device *dev = NULL; |
Holger Schurig | 69f9032 | 2007-11-23 15:43:44 +0100 | [diff] [blame] | 1012 | struct lbs_private *priv = NULL; |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 1013 | |
Holger Schurig | 9012b28 | 2007-05-25 11:27:16 -0400 | [diff] [blame] | 1014 | lbs_deb_enter(LBS_DEB_NET); |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 1015 | |
| 1016 | /* Allocate an Ethernet device and register it */ |
Holger Schurig | 69f9032 | 2007-11-23 15:43:44 +0100 | [diff] [blame] | 1017 | dev = alloc_etherdev(sizeof(struct lbs_private)); |
| 1018 | if (!dev) { |
Holger Schurig | 9012b28 | 2007-05-25 11:27:16 -0400 | [diff] [blame] | 1019 | lbs_pr_err("init ethX device failed\n"); |
Dan Williams | 954ee16 | 2007-08-20 11:43:25 -0400 | [diff] [blame] | 1020 | goto done; |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 1021 | } |
Dan Williams | 64f104e | 2007-08-20 11:45:16 -0400 | [diff] [blame] | 1022 | priv = dev->priv; |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 1023 | |
Holger Schurig | 1007832 | 2007-11-15 18:05:47 -0500 | [diff] [blame] | 1024 | if (lbs_init_adapter(priv)) { |
Dan Williams | 954ee16 | 2007-08-20 11:43:25 -0400 | [diff] [blame] | 1025 | lbs_pr_err("failed to initialize adapter structure.\n"); |
| 1026 | goto err_init_adapter; |
| 1027 | } |
| 1028 | |
Holger Schurig | 634b8f4 | 2007-05-25 13:05:16 -0400 | [diff] [blame] | 1029 | priv->dev = dev; |
| 1030 | priv->card = card; |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 1031 | priv->mesh_open = 0; |
| 1032 | priv->infra_open = 0; |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 1033 | |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 1034 | /* Setup the OS Interface to our functions */ |
David Woodhouse | 8552855f | 2007-12-10 16:38:18 -0500 | [diff] [blame] | 1035 | dev->open = lbs_dev_open; |
David Woodhouse | 198cefb | 2007-12-09 15:04:19 -0500 | [diff] [blame] | 1036 | dev->hard_start_xmit = lbs_hard_start_xmit; |
David Woodhouse | 8552855f | 2007-12-10 16:38:18 -0500 | [diff] [blame] | 1037 | dev->stop = lbs_eth_stop; |
Holger Schurig | 1007832 | 2007-11-15 18:05:47 -0500 | [diff] [blame] | 1038 | dev->set_mac_address = lbs_set_mac_address; |
| 1039 | dev->tx_timeout = lbs_tx_timeout; |
| 1040 | dev->get_stats = lbs_get_stats; |
Holger Schurig | fb3dddf | 2007-05-25 11:58:22 -0400 | [diff] [blame] | 1041 | dev->watchdog_timeo = 5 * HZ; |
Holger Schurig | 1007832 | 2007-11-15 18:05:47 -0500 | [diff] [blame] | 1042 | dev->ethtool_ops = &lbs_ethtool_ops; |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 1043 | #ifdef WIRELESS_EXT |
Holger Schurig | 1007832 | 2007-11-15 18:05:47 -0500 | [diff] [blame] | 1044 | dev->wireless_handlers = (struct iw_handler_def *)&lbs_handler_def; |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 1045 | #endif |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 1046 | dev->flags |= IFF_BROADCAST | IFF_MULTICAST; |
Holger Schurig | 1007832 | 2007-11-15 18:05:47 -0500 | [diff] [blame] | 1047 | dev->set_multicast_list = lbs_set_multicast_list; |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 1048 | |
Dan Williams | 7732ca4 | 2007-05-25 13:13:25 -0400 | [diff] [blame] | 1049 | SET_NETDEV_DEV(dev, dmdev); |
| 1050 | |
Luis Carlos Cobo | 965f8bbc | 2007-08-02 13:16:55 -0400 | [diff] [blame] | 1051 | priv->rtap_net_dev = NULL; |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 1052 | |
Dan Williams | fe33615 | 2007-08-02 11:32:25 -0400 | [diff] [blame] | 1053 | lbs_deb_thread("Starting main thread...\n"); |
| 1054 | init_waitqueue_head(&priv->waitq); |
Holger Schurig | 1007832 | 2007-11-15 18:05:47 -0500 | [diff] [blame] | 1055 | priv->main_thread = kthread_run(lbs_thread, dev, "lbs_main"); |
Dan Williams | fe33615 | 2007-08-02 11:32:25 -0400 | [diff] [blame] | 1056 | if (IS_ERR(priv->main_thread)) { |
| 1057 | lbs_deb_thread("Error creating main thread.\n"); |
David Woodhouse | e7deced | 2007-12-08 18:29:16 +0000 | [diff] [blame] | 1058 | goto err_init_adapter; |
Dan Williams | fe33615 | 2007-08-02 11:32:25 -0400 | [diff] [blame] | 1059 | } |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 1060 | |
Holger Schurig | 1007832 | 2007-11-15 18:05:47 -0500 | [diff] [blame] | 1061 | priv->work_thread = create_singlethread_workqueue("lbs_worker"); |
| 1062 | INIT_DELAYED_WORK(&priv->assoc_work, lbs_association_worker); |
| 1063 | INIT_DELAYED_WORK(&priv->scan_work, lbs_scan_worker); |
| 1064 | INIT_WORK(&priv->sync_channel, lbs_sync_channel); |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 1065 | |
Dan Williams | 954ee16 | 2007-08-20 11:43:25 -0400 | [diff] [blame] | 1066 | goto done; |
| 1067 | |
Dan Williams | 954ee16 | 2007-08-20 11:43:25 -0400 | [diff] [blame] | 1068 | err_init_adapter: |
Holger Schurig | 1007832 | 2007-11-15 18:05:47 -0500 | [diff] [blame] | 1069 | lbs_free_adapter(priv); |
Dan Williams | 954ee16 | 2007-08-20 11:43:25 -0400 | [diff] [blame] | 1070 | free_netdev(dev); |
| 1071 | priv = NULL; |
| 1072 | |
| 1073 | done: |
| 1074 | lbs_deb_leave_args(LBS_DEB_NET, "priv %p", priv); |
| 1075 | return priv; |
| 1076 | } |
Holger Schurig | 1007832 | 2007-11-15 18:05:47 -0500 | [diff] [blame] | 1077 | EXPORT_SYMBOL_GPL(lbs_add_card); |
Dan Williams | 954ee16 | 2007-08-20 11:43:25 -0400 | [diff] [blame] | 1078 | |
| 1079 | |
Holger Schurig | 69f9032 | 2007-11-23 15:43:44 +0100 | [diff] [blame] | 1080 | int lbs_remove_card(struct lbs_private *priv) |
Dan Williams | 954ee16 | 2007-08-20 11:43:25 -0400 | [diff] [blame] | 1081 | { |
Dan Williams | 954ee16 | 2007-08-20 11:43:25 -0400 | [diff] [blame] | 1082 | struct net_device *dev = priv->dev; |
| 1083 | union iwreq_data wrqu; |
| 1084 | |
| 1085 | lbs_deb_enter(LBS_DEB_MAIN); |
| 1086 | |
Holger Schurig | 1007832 | 2007-11-15 18:05:47 -0500 | [diff] [blame] | 1087 | lbs_remove_rtap(priv); |
Dan Williams | 954ee16 | 2007-08-20 11:43:25 -0400 | [diff] [blame] | 1088 | |
| 1089 | dev = priv->dev; |
Dan Williams | 954ee16 | 2007-08-20 11:43:25 -0400 | [diff] [blame] | 1090 | |
| 1091 | cancel_delayed_work(&priv->scan_work); |
| 1092 | cancel_delayed_work(&priv->assoc_work); |
| 1093 | destroy_workqueue(priv->work_thread); |
| 1094 | |
David Woodhouse | aa21c00 | 2007-12-08 20:04:36 +0000 | [diff] [blame] | 1095 | if (priv->psmode == LBS802_11POWERMODEMAX_PSP) { |
| 1096 | priv->psmode = LBS802_11POWERMODECAM; |
Holger Schurig | 1007832 | 2007-11-15 18:05:47 -0500 | [diff] [blame] | 1097 | lbs_ps_wakeup(priv, CMD_OPTION_WAITFORRSP); |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 1098 | } |
| 1099 | |
Dan Williams | 954ee16 | 2007-08-20 11:43:25 -0400 | [diff] [blame] | 1100 | memset(wrqu.ap_addr.sa_data, 0xaa, ETH_ALEN); |
| 1101 | wrqu.ap_addr.sa_family = ARPHRD_ETHER; |
| 1102 | wireless_send_event(priv->dev, SIOCGIWAP, &wrqu, NULL); |
| 1103 | |
| 1104 | /* Stop the thread servicing the interrupts */ |
David Woodhouse | aa21c00 | 2007-12-08 20:04:36 +0000 | [diff] [blame] | 1105 | priv->surpriseremoved = 1; |
Dan Williams | 954ee16 | 2007-08-20 11:43:25 -0400 | [diff] [blame] | 1106 | kthread_stop(priv->main_thread); |
| 1107 | |
Holger Schurig | 1007832 | 2007-11-15 18:05:47 -0500 | [diff] [blame] | 1108 | lbs_free_adapter(priv); |
Dan Williams | 954ee16 | 2007-08-20 11:43:25 -0400 | [diff] [blame] | 1109 | |
| 1110 | priv->dev = NULL; |
| 1111 | free_netdev(dev); |
| 1112 | |
| 1113 | lbs_deb_leave(LBS_DEB_MAIN); |
| 1114 | return 0; |
| 1115 | } |
Holger Schurig | 1007832 | 2007-11-15 18:05:47 -0500 | [diff] [blame] | 1116 | EXPORT_SYMBOL_GPL(lbs_remove_card); |
Dan Williams | 954ee16 | 2007-08-20 11:43:25 -0400 | [diff] [blame] | 1117 | |
| 1118 | |
Holger Schurig | 69f9032 | 2007-11-23 15:43:44 +0100 | [diff] [blame] | 1119 | int lbs_start_card(struct lbs_private *priv) |
Dan Williams | 954ee16 | 2007-08-20 11:43:25 -0400 | [diff] [blame] | 1120 | { |
| 1121 | struct net_device *dev = priv->dev; |
| 1122 | int ret = -1; |
| 1123 | |
| 1124 | lbs_deb_enter(LBS_DEB_MAIN); |
| 1125 | |
| 1126 | /* poke the firmware */ |
Holger Schurig | 1007832 | 2007-11-15 18:05:47 -0500 | [diff] [blame] | 1127 | ret = lbs_setup_firmware(priv); |
Dan Williams | 954ee16 | 2007-08-20 11:43:25 -0400 | [diff] [blame] | 1128 | if (ret) |
| 1129 | goto done; |
| 1130 | |
| 1131 | /* init 802.11d */ |
Holger Schurig | 1007832 | 2007-11-15 18:05:47 -0500 | [diff] [blame] | 1132 | lbs_init_11d(priv); |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 1133 | |
| 1134 | if (register_netdev(dev)) { |
Holger Schurig | 9012b28 | 2007-05-25 11:27:16 -0400 | [diff] [blame] | 1135 | lbs_pr_err("cannot register ethX device\n"); |
Dan Williams | 954ee16 | 2007-08-20 11:43:25 -0400 | [diff] [blame] | 1136 | goto done; |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 1137 | } |
David Woodhouse | e7deced | 2007-12-08 18:29:16 +0000 | [diff] [blame] | 1138 | if (device_create_file(&dev->dev, &dev_attr_lbs_rtap)) |
| 1139 | lbs_pr_err("cannot register lbs_rtap attribute\n"); |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 1140 | |
Holger Schurig | 1007832 | 2007-11-15 18:05:47 -0500 | [diff] [blame] | 1141 | lbs_debugfs_init_one(priv, dev); |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 1142 | |
Dan Williams | 954ee16 | 2007-08-20 11:43:25 -0400 | [diff] [blame] | 1143 | lbs_pr_info("%s: Marvell WLAN 802.11 adapter\n", dev->name); |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 1144 | |
Dan Williams | 954ee16 | 2007-08-20 11:43:25 -0400 | [diff] [blame] | 1145 | ret = 0; |
| 1146 | |
Holger Schurig | 32a74b7 | 2007-05-25 12:04:31 -0400 | [diff] [blame] | 1147 | done: |
Dan Williams | 954ee16 | 2007-08-20 11:43:25 -0400 | [diff] [blame] | 1148 | lbs_deb_leave_args(LBS_DEB_MAIN, "ret %d", ret); |
Holger Schurig | 32a74b7 | 2007-05-25 12:04:31 -0400 | [diff] [blame] | 1149 | return ret; |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 1150 | } |
Holger Schurig | 1007832 | 2007-11-15 18:05:47 -0500 | [diff] [blame] | 1151 | EXPORT_SYMBOL_GPL(lbs_start_card); |
Dan Williams | 954ee16 | 2007-08-20 11:43:25 -0400 | [diff] [blame] | 1152 | |
| 1153 | |
Holger Schurig | 69f9032 | 2007-11-23 15:43:44 +0100 | [diff] [blame] | 1154 | int lbs_stop_card(struct lbs_private *priv) |
Dan Williams | 954ee16 | 2007-08-20 11:43:25 -0400 | [diff] [blame] | 1155 | { |
| 1156 | struct net_device *dev = priv->dev; |
| 1157 | int ret = -1; |
| 1158 | struct cmd_ctrl_node *cmdnode; |
| 1159 | unsigned long flags; |
| 1160 | |
| 1161 | lbs_deb_enter(LBS_DEB_MAIN); |
| 1162 | |
| 1163 | netif_stop_queue(priv->dev); |
| 1164 | netif_carrier_off(priv->dev); |
| 1165 | |
Holger Schurig | 1007832 | 2007-11-15 18:05:47 -0500 | [diff] [blame] | 1166 | lbs_debugfs_remove_one(priv); |
David Woodhouse | 10bca0d | 2007-12-11 12:54:43 -0500 | [diff] [blame] | 1167 | device_remove_file(&dev->dev, &dev_attr_lbs_rtap); |
Dan Williams | 954ee16 | 2007-08-20 11:43:25 -0400 | [diff] [blame] | 1168 | |
| 1169 | /* Flush pending command nodes */ |
David Woodhouse | aa21c00 | 2007-12-08 20:04:36 +0000 | [diff] [blame] | 1170 | spin_lock_irqsave(&priv->driver_lock, flags); |
| 1171 | list_for_each_entry(cmdnode, &priv->cmdpendingq, list) { |
Dan Williams | 954ee16 | 2007-08-20 11:43:25 -0400 | [diff] [blame] | 1172 | cmdnode->cmdwaitqwoken = 1; |
| 1173 | wake_up_interruptible(&cmdnode->cmdwait_q); |
| 1174 | } |
David Woodhouse | aa21c00 | 2007-12-08 20:04:36 +0000 | [diff] [blame] | 1175 | spin_unlock_irqrestore(&priv->driver_lock, flags); |
Dan Williams | 954ee16 | 2007-08-20 11:43:25 -0400 | [diff] [blame] | 1176 | |
| 1177 | unregister_netdev(dev); |
| 1178 | |
| 1179 | lbs_deb_leave_args(LBS_DEB_MAIN, "ret %d", ret); |
| 1180 | return ret; |
| 1181 | } |
Holger Schurig | 1007832 | 2007-11-15 18:05:47 -0500 | [diff] [blame] | 1182 | EXPORT_SYMBOL_GPL(lbs_stop_card); |
Holger Schurig | 084708b | 2007-05-25 12:37:58 -0400 | [diff] [blame] | 1183 | |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 1184 | |
Holger Schurig | 78523da | 2007-05-25 11:49:19 -0400 | [diff] [blame] | 1185 | /** |
| 1186 | * @brief This function adds mshX interface |
| 1187 | * |
Holger Schurig | 69f9032 | 2007-11-23 15:43:44 +0100 | [diff] [blame] | 1188 | * @param priv A pointer to the struct lbs_private structure |
Holger Schurig | 78523da | 2007-05-25 11:49:19 -0400 | [diff] [blame] | 1189 | * @return 0 if successful, -X otherwise |
| 1190 | */ |
Holger Schurig | 69f9032 | 2007-11-23 15:43:44 +0100 | [diff] [blame] | 1191 | int lbs_add_mesh(struct lbs_private *priv, struct device *dev) |
Holger Schurig | 78523da | 2007-05-25 11:49:19 -0400 | [diff] [blame] | 1192 | { |
| 1193 | struct net_device *mesh_dev = NULL; |
| 1194 | int ret = 0; |
| 1195 | |
| 1196 | lbs_deb_enter(LBS_DEB_MESH); |
| 1197 | |
| 1198 | /* Allocate a virtual mesh device */ |
| 1199 | if (!(mesh_dev = alloc_netdev(0, "msh%d", ether_setup))) { |
| 1200 | lbs_deb_mesh("init mshX device failed\n"); |
| 1201 | ret = -ENOMEM; |
| 1202 | goto done; |
| 1203 | } |
| 1204 | mesh_dev->priv = priv; |
| 1205 | priv->mesh_dev = mesh_dev; |
| 1206 | |
David Woodhouse | 8552855f | 2007-12-10 16:38:18 -0500 | [diff] [blame] | 1207 | mesh_dev->open = lbs_dev_open; |
David Woodhouse | 198cefb | 2007-12-09 15:04:19 -0500 | [diff] [blame] | 1208 | mesh_dev->hard_start_xmit = lbs_hard_start_xmit; |
David Woodhouse | 8552855f | 2007-12-10 16:38:18 -0500 | [diff] [blame] | 1209 | mesh_dev->stop = lbs_mesh_stop; |
Holger Schurig | 1007832 | 2007-11-15 18:05:47 -0500 | [diff] [blame] | 1210 | mesh_dev->get_stats = lbs_get_stats; |
| 1211 | mesh_dev->set_mac_address = lbs_set_mac_address; |
| 1212 | mesh_dev->ethtool_ops = &lbs_ethtool_ops; |
Holger Schurig | 634b8f4 | 2007-05-25 13:05:16 -0400 | [diff] [blame] | 1213 | memcpy(mesh_dev->dev_addr, priv->dev->dev_addr, |
| 1214 | sizeof(priv->dev->dev_addr)); |
Holger Schurig | 78523da | 2007-05-25 11:49:19 -0400 | [diff] [blame] | 1215 | |
Dan Williams | 7732ca4 | 2007-05-25 13:13:25 -0400 | [diff] [blame] | 1216 | SET_NETDEV_DEV(priv->mesh_dev, dev); |
| 1217 | |
Holger Schurig | 78523da | 2007-05-25 11:49:19 -0400 | [diff] [blame] | 1218 | #ifdef WIRELESS_EXT |
Luis Carlos Cobo Rus | f5e05b6 | 2007-05-25 23:08:34 -0400 | [diff] [blame] | 1219 | mesh_dev->wireless_handlers = (struct iw_handler_def *)&mesh_handler_def; |
Holger Schurig | 78523da | 2007-05-25 11:49:19 -0400 | [diff] [blame] | 1220 | #endif |
Holger Schurig | 78523da | 2007-05-25 11:49:19 -0400 | [diff] [blame] | 1221 | /* Register virtual mesh interface */ |
| 1222 | ret = register_netdev(mesh_dev); |
| 1223 | if (ret) { |
| 1224 | lbs_pr_err("cannot register mshX virtual interface\n"); |
| 1225 | goto err_free; |
| 1226 | } |
| 1227 | |
Holger Schurig | 1007832 | 2007-11-15 18:05:47 -0500 | [diff] [blame] | 1228 | ret = sysfs_create_group(&(mesh_dev->dev.kobj), &lbs_mesh_attr_group); |
Holger Schurig | 78523da | 2007-05-25 11:49:19 -0400 | [diff] [blame] | 1229 | if (ret) |
| 1230 | goto err_unregister; |
| 1231 | |
| 1232 | /* Everything successful */ |
| 1233 | ret = 0; |
| 1234 | goto done; |
| 1235 | |
Holger Schurig | 78523da | 2007-05-25 11:49:19 -0400 | [diff] [blame] | 1236 | err_unregister: |
| 1237 | unregister_netdev(mesh_dev); |
| 1238 | |
| 1239 | err_free: |
| 1240 | free_netdev(mesh_dev); |
| 1241 | |
| 1242 | done: |
| 1243 | lbs_deb_leave_args(LBS_DEB_MESH, "ret %d", ret); |
| 1244 | return ret; |
| 1245 | } |
Holger Schurig | 1007832 | 2007-11-15 18:05:47 -0500 | [diff] [blame] | 1246 | EXPORT_SYMBOL_GPL(lbs_add_mesh); |
Holger Schurig | 78523da | 2007-05-25 11:49:19 -0400 | [diff] [blame] | 1247 | |
Holger Schurig | 084708b | 2007-05-25 12:37:58 -0400 | [diff] [blame] | 1248 | |
Holger Schurig | 69f9032 | 2007-11-23 15:43:44 +0100 | [diff] [blame] | 1249 | void lbs_remove_mesh(struct lbs_private *priv) |
Holger Schurig | 78523da | 2007-05-25 11:49:19 -0400 | [diff] [blame] | 1250 | { |
| 1251 | struct net_device *mesh_dev; |
| 1252 | |
Dan Williams | 954ee16 | 2007-08-20 11:43:25 -0400 | [diff] [blame] | 1253 | lbs_deb_enter(LBS_DEB_MAIN); |
Holger Schurig | 78523da | 2007-05-25 11:49:19 -0400 | [diff] [blame] | 1254 | |
| 1255 | if (!priv) |
| 1256 | goto out; |
| 1257 | |
| 1258 | mesh_dev = priv->mesh_dev; |
| 1259 | |
| 1260 | netif_stop_queue(mesh_dev); |
Javier Cardona | 51d84f5 | 2007-05-25 12:06:56 -0400 | [diff] [blame] | 1261 | netif_carrier_off(priv->mesh_dev); |
Holger Schurig | 78523da | 2007-05-25 11:49:19 -0400 | [diff] [blame] | 1262 | |
Holger Schurig | 1007832 | 2007-11-15 18:05:47 -0500 | [diff] [blame] | 1263 | sysfs_remove_group(&(mesh_dev->dev.kobj), &lbs_mesh_attr_group); |
Holger Schurig | 78523da | 2007-05-25 11:49:19 -0400 | [diff] [blame] | 1264 | unregister_netdev(mesh_dev); |
| 1265 | |
| 1266 | priv->mesh_dev = NULL ; |
| 1267 | free_netdev(mesh_dev); |
| 1268 | |
| 1269 | out: |
Dan Williams | 954ee16 | 2007-08-20 11:43:25 -0400 | [diff] [blame] | 1270 | lbs_deb_leave(LBS_DEB_MAIN); |
Holger Schurig | 78523da | 2007-05-25 11:49:19 -0400 | [diff] [blame] | 1271 | } |
Holger Schurig | 1007832 | 2007-11-15 18:05:47 -0500 | [diff] [blame] | 1272 | EXPORT_SYMBOL_GPL(lbs_remove_mesh); |
Holger Schurig | 78523da | 2007-05-25 11:49:19 -0400 | [diff] [blame] | 1273 | |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 1274 | /** |
| 1275 | * @brief This function finds the CFP in |
| 1276 | * region_cfp_table based on region and band parameter. |
| 1277 | * |
| 1278 | * @param region The region code |
| 1279 | * @param band The band |
| 1280 | * @param cfp_no A pointer to CFP number |
| 1281 | * @return A pointer to CFP |
| 1282 | */ |
Holger Schurig | 1007832 | 2007-11-15 18:05:47 -0500 | [diff] [blame] | 1283 | struct chan_freq_power *lbs_get_region_cfp_table(u8 region, u8 band, int *cfp_no) |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 1284 | { |
| 1285 | int i, end; |
| 1286 | |
Holger Schurig | 9012b28 | 2007-05-25 11:27:16 -0400 | [diff] [blame] | 1287 | lbs_deb_enter(LBS_DEB_MAIN); |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 1288 | |
Denis Cheng | ff8ac60 | 2007-09-02 18:30:18 +0800 | [diff] [blame] | 1289 | end = ARRAY_SIZE(region_cfp_table); |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 1290 | |
| 1291 | for (i = 0; i < end ; i++) { |
Holger Schurig | 9012b28 | 2007-05-25 11:27:16 -0400 | [diff] [blame] | 1292 | lbs_deb_main("region_cfp_table[i].region=%d\n", |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 1293 | region_cfp_table[i].region); |
| 1294 | if (region_cfp_table[i].region == region) { |
| 1295 | *cfp_no = region_cfp_table[i].cfp_no_BG; |
Holger Schurig | 9012b28 | 2007-05-25 11:27:16 -0400 | [diff] [blame] | 1296 | lbs_deb_leave(LBS_DEB_MAIN); |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 1297 | return region_cfp_table[i].cfp_BG; |
| 1298 | } |
| 1299 | } |
| 1300 | |
Holger Schurig | 9012b28 | 2007-05-25 11:27:16 -0400 | [diff] [blame] | 1301 | lbs_deb_leave_args(LBS_DEB_MAIN, "ret NULL"); |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 1302 | return NULL; |
| 1303 | } |
| 1304 | |
Holger Schurig | 69f9032 | 2007-11-23 15:43:44 +0100 | [diff] [blame] | 1305 | int lbs_set_regiontable(struct lbs_private *priv, u8 region, u8 band) |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 1306 | { |
Holger Schurig | 9012b28 | 2007-05-25 11:27:16 -0400 | [diff] [blame] | 1307 | int ret = 0; |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 1308 | int i = 0; |
| 1309 | |
| 1310 | struct chan_freq_power *cfp; |
| 1311 | int cfp_no; |
| 1312 | |
Holger Schurig | 9012b28 | 2007-05-25 11:27:16 -0400 | [diff] [blame] | 1313 | lbs_deb_enter(LBS_DEB_MAIN); |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 1314 | |
David Woodhouse | aa21c00 | 2007-12-08 20:04:36 +0000 | [diff] [blame] | 1315 | memset(priv->region_channel, 0, sizeof(priv->region_channel)); |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 1316 | |
| 1317 | { |
Holger Schurig | 1007832 | 2007-11-15 18:05:47 -0500 | [diff] [blame] | 1318 | cfp = lbs_get_region_cfp_table(region, band, &cfp_no); |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 1319 | if (cfp != NULL) { |
David Woodhouse | aa21c00 | 2007-12-08 20:04:36 +0000 | [diff] [blame] | 1320 | priv->region_channel[i].nrcfp = cfp_no; |
| 1321 | priv->region_channel[i].CFP = cfp; |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 1322 | } else { |
Holger Schurig | 9012b28 | 2007-05-25 11:27:16 -0400 | [diff] [blame] | 1323 | lbs_deb_main("wrong region code %#x in band B/G\n", |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 1324 | region); |
Holger Schurig | 9012b28 | 2007-05-25 11:27:16 -0400 | [diff] [blame] | 1325 | ret = -1; |
| 1326 | goto out; |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 1327 | } |
David Woodhouse | aa21c00 | 2007-12-08 20:04:36 +0000 | [diff] [blame] | 1328 | priv->region_channel[i].valid = 1; |
| 1329 | priv->region_channel[i].region = region; |
| 1330 | priv->region_channel[i].band = band; |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 1331 | i++; |
| 1332 | } |
Holger Schurig | 9012b28 | 2007-05-25 11:27:16 -0400 | [diff] [blame] | 1333 | out: |
| 1334 | lbs_deb_leave_args(LBS_DEB_MAIN, "ret %d", ret); |
| 1335 | return ret; |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 1336 | } |
| 1337 | |
| 1338 | /** |
| 1339 | * @brief This function handles the interrupt. it will change PS |
| 1340 | * state if applicable. it will wake up main_thread to handle |
| 1341 | * the interrupt event as well. |
| 1342 | * |
| 1343 | * @param dev A pointer to net_device structure |
| 1344 | * @return n/a |
| 1345 | */ |
David Woodhouse | 4f67949 | 2007-12-10 14:58:37 -0500 | [diff] [blame] | 1346 | void lbs_interrupt(struct lbs_private *priv) |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 1347 | { |
Holger Schurig | ed37b51 | 2007-05-25 11:52:42 -0400 | [diff] [blame] | 1348 | lbs_deb_enter(LBS_DEB_THREAD); |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 1349 | |
David Woodhouse | 4f67949 | 2007-12-10 14:58:37 -0500 | [diff] [blame] | 1350 | lbs_deb_thread("lbs_interrupt: intcounter=%d\n", priv->intcounter); |
| 1351 | |
| 1352 | if (spin_trylock(&priv->driver_lock)) { |
| 1353 | spin_unlock(&priv->driver_lock); |
| 1354 | printk(KERN_CRIT "%s called without driver_lock held\n", __func__); |
| 1355 | WARN_ON(1); |
| 1356 | } |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 1357 | |
David Woodhouse | aa21c00 | 2007-12-08 20:04:36 +0000 | [diff] [blame] | 1358 | priv->intcounter++; |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 1359 | |
David Woodhouse | 4f67949 | 2007-12-10 14:58:37 -0500 | [diff] [blame] | 1360 | if (priv->psstate == PS_STATE_SLEEP) |
David Woodhouse | aa21c00 | 2007-12-08 20:04:36 +0000 | [diff] [blame] | 1361 | priv->psstate = PS_STATE_AWAKE; |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 1362 | |
Dan Williams | fe33615 | 2007-08-02 11:32:25 -0400 | [diff] [blame] | 1363 | wake_up_interruptible(&priv->waitq); |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 1364 | |
Holger Schurig | ed37b51 | 2007-05-25 11:52:42 -0400 | [diff] [blame] | 1365 | lbs_deb_leave(LBS_DEB_THREAD); |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 1366 | } |
Holger Schurig | 1007832 | 2007-11-15 18:05:47 -0500 | [diff] [blame] | 1367 | EXPORT_SYMBOL_GPL(lbs_interrupt); |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 1368 | |
Holger Schurig | 69f9032 | 2007-11-23 15:43:44 +0100 | [diff] [blame] | 1369 | int lbs_reset_device(struct lbs_private *priv) |
Dan Williams | eedc2a3 | 2007-08-02 11:36:22 -0400 | [diff] [blame] | 1370 | { |
| 1371 | int ret; |
| 1372 | |
| 1373 | lbs_deb_enter(LBS_DEB_MAIN); |
Holger Schurig | 1007832 | 2007-11-15 18:05:47 -0500 | [diff] [blame] | 1374 | ret = lbs_prepare_and_send_command(priv, CMD_802_11_RESET, |
Dan Williams | eedc2a3 | 2007-08-02 11:36:22 -0400 | [diff] [blame] | 1375 | CMD_ACT_HALT, 0, 0, NULL); |
| 1376 | msleep_interruptible(10); |
| 1377 | |
| 1378 | lbs_deb_leave_args(LBS_DEB_MAIN, "ret %d", ret); |
| 1379 | return ret; |
| 1380 | } |
Holger Schurig | 1007832 | 2007-11-15 18:05:47 -0500 | [diff] [blame] | 1381 | EXPORT_SYMBOL_GPL(lbs_reset_device); |
Dan Williams | eedc2a3 | 2007-08-02 11:36:22 -0400 | [diff] [blame] | 1382 | |
Andres Salomon | 4fb910f | 2007-11-20 17:43:45 -0500 | [diff] [blame] | 1383 | static int __init lbs_init_module(void) |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 1384 | { |
Holger Schurig | 9012b28 | 2007-05-25 11:27:16 -0400 | [diff] [blame] | 1385 | lbs_deb_enter(LBS_DEB_MAIN); |
Holger Schurig | 1007832 | 2007-11-15 18:05:47 -0500 | [diff] [blame] | 1386 | lbs_debugfs_init(); |
Holger Schurig | 084708b | 2007-05-25 12:37:58 -0400 | [diff] [blame] | 1387 | lbs_deb_leave(LBS_DEB_MAIN); |
| 1388 | return 0; |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 1389 | } |
| 1390 | |
Andres Salomon | 4fb910f | 2007-11-20 17:43:45 -0500 | [diff] [blame] | 1391 | static void __exit lbs_exit_module(void) |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 1392 | { |
Holger Schurig | 9012b28 | 2007-05-25 11:27:16 -0400 | [diff] [blame] | 1393 | lbs_deb_enter(LBS_DEB_MAIN); |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 1394 | |
Holger Schurig | 1007832 | 2007-11-15 18:05:47 -0500 | [diff] [blame] | 1395 | lbs_debugfs_remove(); |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 1396 | |
Holger Schurig | 9012b28 | 2007-05-25 11:27:16 -0400 | [diff] [blame] | 1397 | lbs_deb_leave(LBS_DEB_MAIN); |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 1398 | } |
| 1399 | |
Luis Carlos Cobo | 965f8bbc | 2007-08-02 13:16:55 -0400 | [diff] [blame] | 1400 | /* |
| 1401 | * rtap interface support fuctions |
| 1402 | */ |
| 1403 | |
Holger Schurig | 1007832 | 2007-11-15 18:05:47 -0500 | [diff] [blame] | 1404 | static int lbs_rtap_open(struct net_device *dev) |
Luis Carlos Cobo | 965f8bbc | 2007-08-02 13:16:55 -0400 | [diff] [blame] | 1405 | { |
David Woodhouse | 8552855f | 2007-12-10 16:38:18 -0500 | [diff] [blame] | 1406 | /* Yes, _stop_ the queue. Because we don't support injection */ |
Luis Carlos Cobo | 965f8bbc | 2007-08-02 13:16:55 -0400 | [diff] [blame] | 1407 | netif_carrier_off(dev); |
| 1408 | netif_stop_queue(dev); |
| 1409 | return 0; |
| 1410 | } |
| 1411 | |
Holger Schurig | 1007832 | 2007-11-15 18:05:47 -0500 | [diff] [blame] | 1412 | static int lbs_rtap_stop(struct net_device *dev) |
Luis Carlos Cobo | 965f8bbc | 2007-08-02 13:16:55 -0400 | [diff] [blame] | 1413 | { |
| 1414 | return 0; |
| 1415 | } |
| 1416 | |
Holger Schurig | 1007832 | 2007-11-15 18:05:47 -0500 | [diff] [blame] | 1417 | static int lbs_rtap_hard_start_xmit(struct sk_buff *skb, struct net_device *dev) |
Luis Carlos Cobo | 965f8bbc | 2007-08-02 13:16:55 -0400 | [diff] [blame] | 1418 | { |
| 1419 | netif_stop_queue(dev); |
David Woodhouse | 8552855f | 2007-12-10 16:38:18 -0500 | [diff] [blame] | 1420 | return NETDEV_TX_BUSY; |
Luis Carlos Cobo | 965f8bbc | 2007-08-02 13:16:55 -0400 | [diff] [blame] | 1421 | } |
| 1422 | |
Holger Schurig | 1007832 | 2007-11-15 18:05:47 -0500 | [diff] [blame] | 1423 | static struct net_device_stats *lbs_rtap_get_stats(struct net_device *dev) |
Luis Carlos Cobo | 965f8bbc | 2007-08-02 13:16:55 -0400 | [diff] [blame] | 1424 | { |
Holger Schurig | 69f9032 | 2007-11-23 15:43:44 +0100 | [diff] [blame] | 1425 | struct lbs_private *priv = dev->priv; |
David Woodhouse | d9268fb | 2007-12-09 16:22:21 -0500 | [diff] [blame] | 1426 | return &priv->stats; |
Luis Carlos Cobo | 965f8bbc | 2007-08-02 13:16:55 -0400 | [diff] [blame] | 1427 | } |
| 1428 | |
| 1429 | |
Holger Schurig | 69f9032 | 2007-11-23 15:43:44 +0100 | [diff] [blame] | 1430 | void lbs_remove_rtap(struct lbs_private *priv) |
Luis Carlos Cobo | 965f8bbc | 2007-08-02 13:16:55 -0400 | [diff] [blame] | 1431 | { |
| 1432 | if (priv->rtap_net_dev == NULL) |
| 1433 | return; |
| 1434 | unregister_netdev(priv->rtap_net_dev); |
David Woodhouse | d9268fb | 2007-12-09 16:22:21 -0500 | [diff] [blame] | 1435 | free_netdev(priv->rtap_net_dev); |
Luis Carlos Cobo | 965f8bbc | 2007-08-02 13:16:55 -0400 | [diff] [blame] | 1436 | priv->rtap_net_dev = NULL; |
| 1437 | } |
| 1438 | |
Holger Schurig | 69f9032 | 2007-11-23 15:43:44 +0100 | [diff] [blame] | 1439 | int lbs_add_rtap(struct lbs_private *priv) |
Luis Carlos Cobo | 965f8bbc | 2007-08-02 13:16:55 -0400 | [diff] [blame] | 1440 | { |
| 1441 | int rc = 0; |
David Woodhouse | d9268fb | 2007-12-09 16:22:21 -0500 | [diff] [blame] | 1442 | struct net_device *rtap_dev; |
Luis Carlos Cobo | 965f8bbc | 2007-08-02 13:16:55 -0400 | [diff] [blame] | 1443 | |
| 1444 | if (priv->rtap_net_dev) |
| 1445 | return -EPERM; |
| 1446 | |
David Woodhouse | d9268fb | 2007-12-09 16:22:21 -0500 | [diff] [blame] | 1447 | rtap_dev = alloc_netdev(0, "rtap%d", ether_setup); |
| 1448 | if (rtap_dev == NULL) |
Luis Carlos Cobo | 965f8bbc | 2007-08-02 13:16:55 -0400 | [diff] [blame] | 1449 | return -ENOMEM; |
| 1450 | |
David Woodhouse | 121947c | 2007-12-09 19:54:11 -0500 | [diff] [blame] | 1451 | memcpy(rtap_dev->dev_addr, priv->current_addr, ETH_ALEN); |
David Woodhouse | d9268fb | 2007-12-09 16:22:21 -0500 | [diff] [blame] | 1452 | rtap_dev->type = ARPHRD_IEEE80211_RADIOTAP; |
| 1453 | rtap_dev->open = lbs_rtap_open; |
| 1454 | rtap_dev->stop = lbs_rtap_stop; |
| 1455 | rtap_dev->get_stats = lbs_rtap_get_stats; |
| 1456 | rtap_dev->hard_start_xmit = lbs_rtap_hard_start_xmit; |
| 1457 | rtap_dev->set_multicast_list = lbs_set_multicast_list; |
| 1458 | rtap_dev->priv = priv; |
Luis Carlos Cobo | 965f8bbc | 2007-08-02 13:16:55 -0400 | [diff] [blame] | 1459 | |
David Woodhouse | d9268fb | 2007-12-09 16:22:21 -0500 | [diff] [blame] | 1460 | rc = register_netdev(rtap_dev); |
Luis Carlos Cobo | 965f8bbc | 2007-08-02 13:16:55 -0400 | [diff] [blame] | 1461 | if (rc) { |
David Woodhouse | d9268fb | 2007-12-09 16:22:21 -0500 | [diff] [blame] | 1462 | free_netdev(rtap_dev); |
Luis Carlos Cobo | 965f8bbc | 2007-08-02 13:16:55 -0400 | [diff] [blame] | 1463 | return rc; |
| 1464 | } |
David Woodhouse | d9268fb | 2007-12-09 16:22:21 -0500 | [diff] [blame] | 1465 | priv->rtap_net_dev = rtap_dev; |
Luis Carlos Cobo | 965f8bbc | 2007-08-02 13:16:55 -0400 | [diff] [blame] | 1466 | |
| 1467 | return 0; |
| 1468 | } |
| 1469 | |
| 1470 | |
Holger Schurig | 1007832 | 2007-11-15 18:05:47 -0500 | [diff] [blame] | 1471 | module_init(lbs_init_module); |
| 1472 | module_exit(lbs_exit_module); |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 1473 | |
Holger Schurig | 084708b | 2007-05-25 12:37:58 -0400 | [diff] [blame] | 1474 | MODULE_DESCRIPTION("Libertas WLAN Driver Library"); |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 1475 | MODULE_AUTHOR("Marvell International Ltd."); |
| 1476 | MODULE_LICENSE("GPL"); |