Zhu Yi | b481de9 | 2007-09-25 17:54:57 -0700 | [diff] [blame] | 1 | /****************************************************************************** |
| 2 | * |
Reinette Chatre | 01f8162 | 2009-01-08 10:20:02 -0800 | [diff] [blame] | 3 | * Copyright(c) 2003 - 2009 Intel Corporation. All rights reserved. |
Zhu Yi | b481de9 | 2007-09-25 17:54:57 -0700 | [diff] [blame] | 4 | * |
| 5 | * This program is free software; you can redistribute it and/or modify it |
| 6 | * under the terms of version 2 of the GNU General Public License as |
| 7 | * published by the Free Software Foundation. |
| 8 | * |
| 9 | * This program is distributed in the hope that it will be useful, but WITHOUT |
| 10 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| 11 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for |
| 12 | * more details. |
| 13 | * |
| 14 | * You should have received a copy of the GNU General Public License along with |
| 15 | * this program; if not, write to the Free Software Foundation, Inc., |
| 16 | * 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA |
| 17 | * |
| 18 | * The full GNU General Public License is included in this distribution in the |
| 19 | * file called LICENSE. |
| 20 | * |
| 21 | * Contact Information: |
Winkler, Tomas | 759ef89 | 2008-12-09 11:28:58 -0800 | [diff] [blame] | 22 | * Intel Linux Wireless <ilw@linux.intel.com> |
Zhu Yi | b481de9 | 2007-09-25 17:54:57 -0700 | [diff] [blame] | 23 | * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 |
| 24 | * |
| 25 | *****************************************************************************/ |
Ben Cahill | fcd427b | 2007-11-29 11:10:00 +0800 | [diff] [blame] | 26 | /* |
Tomas Winkler | 3e0d4cb | 2008-04-24 11:55:38 -0700 | [diff] [blame] | 27 | * Please use this file (iwl-dev.h) for driver implementation definitions. |
Tomas Winkler | 5a36ba0 | 2008-04-24 11:55:37 -0700 | [diff] [blame] | 28 | * Please use iwl-commands.h for uCode API definitions. |
Ben Cahill | fcd427b | 2007-11-29 11:10:00 +0800 | [diff] [blame] | 29 | * Please use iwl-4965-hw.h for hardware-related definitions. |
| 30 | */ |
| 31 | |
Emmanuel Grumbach | be1f3ab6 | 2008-06-12 09:47:18 +0800 | [diff] [blame] | 32 | #ifndef __iwl_dev_h__ |
| 33 | #define __iwl_dev_h__ |
Zhu Yi | b481de9 | 2007-09-25 17:54:57 -0700 | [diff] [blame] | 34 | |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 35 | #include <linux/pci.h> /* for struct pci_device_id */ |
| 36 | #include <linux/kernel.h> |
| 37 | #include <net/ieee80211_radiotap.h> |
| 38 | |
Assaf Krauss | 6bc913b | 2008-03-11 16:17:18 -0700 | [diff] [blame] | 39 | #include "iwl-eeprom.h" |
Winkler, Tomas | dbb6654 | 2008-12-22 11:31:14 +0800 | [diff] [blame] | 40 | #include "iwl-csr.h" |
| 41 | #include "iwl-prph.h" |
| 42 | #include "iwl-fh.h" |
| 43 | #include "iwl-debug.h" |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 44 | #include "iwl-4965-hw.h" |
Samuel Ortiz | d20b3c6 | 2008-12-19 10:37:15 +0800 | [diff] [blame] | 45 | #include "iwl-3945-hw.h" |
Abhijeet Kolekar | 4a8a432 | 2008-12-19 10:37:28 +0800 | [diff] [blame] | 46 | #include "iwl-3945-led.h" |
Mohamed Abbas | ab53d8a | 2008-03-25 16:33:36 -0700 | [diff] [blame] | 47 | #include "iwl-led.h" |
Mohamed Abbas | 5da4b55 | 2008-04-21 15:41:51 -0700 | [diff] [blame] | 48 | #include "iwl-power.h" |
Tomas Winkler | e227cea | 2008-07-18 13:53:05 +0800 | [diff] [blame] | 49 | #include "iwl-agn-rs.h" |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 50 | |
Ron Rindjunsky | fed9017 | 2008-04-15 16:01:41 -0700 | [diff] [blame] | 51 | /* configuration for the iwl4965 */ |
| 52 | extern struct iwl_cfg iwl4965_agn_cfg; |
Tomas Winkler | 5a6a256 | 2008-04-24 11:55:23 -0700 | [diff] [blame] | 53 | extern struct iwl_cfg iwl5300_agn_cfg; |
| 54 | extern struct iwl_cfg iwl5100_agn_cfg; |
| 55 | extern struct iwl_cfg iwl5350_agn_cfg; |
Esti Kummer | 4740863 | 2008-07-11 11:53:30 +0800 | [diff] [blame] | 56 | extern struct iwl_cfg iwl5100_bg_cfg; |
| 57 | extern struct iwl_cfg iwl5100_abg_cfg; |
Tomas Winkler | 7100e92 | 2008-12-01 16:32:18 -0800 | [diff] [blame] | 58 | extern struct iwl_cfg iwl5150_agn_cfg; |
Jay Sternberg | e122837 | 2009-01-19 15:30:34 -0800 | [diff] [blame] | 59 | extern struct iwl_cfg iwl6000_2ag_cfg; |
| 60 | extern struct iwl_cfg iwl6000_2agn_cfg; |
| 61 | extern struct iwl_cfg iwl6000_3agn_cfg; |
| 62 | extern struct iwl_cfg iwl6050_2agn_cfg; |
| 63 | extern struct iwl_cfg iwl6050_3agn_cfg; |
Jay Sternberg | 77dcb6a | 2009-03-06 13:52:55 -0800 | [diff] [blame] | 64 | extern struct iwl_cfg iwl1000_bgn_cfg; |
Ron Rindjunsky | fed9017 | 2008-04-15 16:01:41 -0700 | [diff] [blame] | 65 | |
Jay Sternberg | cec2d3f | 2009-01-19 15:30:33 -0800 | [diff] [blame] | 66 | /* shared structures from iwl-5000.c */ |
| 67 | extern struct iwl_mod_params iwl50_mod_params; |
| 68 | extern struct iwl_ops iwl5000_ops; |
Jay Sternberg | e8c00dc | 2009-01-29 11:09:15 -0800 | [diff] [blame] | 69 | extern struct iwl_lib_ops iwl5000_lib; |
| 70 | extern struct iwl_hcmd_ops iwl5000_hcmd; |
| 71 | extern struct iwl_hcmd_utils_ops iwl5000_hcmd_utils; |
| 72 | |
| 73 | /* shared functions from iwl-5000.c */ |
| 74 | extern u16 iwl5000_get_hcmd_size(u8 cmd_id, u16 len); |
| 75 | extern u16 iwl5000_build_addsta_hcmd(const struct iwl_addsta_cmd *cmd, |
| 76 | u8 *data); |
| 77 | extern void iwl5000_rts_tx_cmd_flag(struct ieee80211_tx_info *info, |
| 78 | __le32 *tx_flags); |
| 79 | extern int iwl5000_calc_rssi(struct iwl_priv *priv, |
| 80 | struct iwl_rx_phy_res *rx_resp); |
Jay Sternberg | cec2d3f | 2009-01-19 15:30:33 -0800 | [diff] [blame] | 81 | |
Ron Rindjunsky | 099b40b | 2008-04-21 15:41:53 -0700 | [diff] [blame] | 82 | /* CT-KILL constants */ |
| 83 | #define CT_KILL_THRESHOLD 110 /* in Celsius */ |
Tomas Winkler | 4bf775c | 2008-03-04 18:09:31 -0800 | [diff] [blame] | 84 | |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 85 | /* Default noise level to report when noise measurement is not available. |
| 86 | * This may be because we're: |
| 87 | * 1) Not associated (4965, no beacon statistics being sent to driver) |
| 88 | * 2) Scanning (noise measurement does not apply to associated channel) |
| 89 | * 3) Receiving CCK (3945 delivers noise info only for OFDM frames) |
| 90 | * Use default noise value of -127 ... this is below the range of measurable |
| 91 | * Rx dBm for either 3945 or 4965, so it can indicate "unmeasurable" to user. |
| 92 | * Also, -127 works better than 0 when averaging frames with/without |
| 93 | * noise info (e.g. averaging might be done in app); measured dBm values are |
| 94 | * always negative ... using a negative value as the default keeps all |
| 95 | * averages within an s8's (used in some apps) range of negative values. */ |
| 96 | #define IWL_NOISE_MEAS_NOT_AVAILABLE (-127) |
| 97 | |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 98 | /* |
| 99 | * RTS threshold here is total size [2347] minus 4 FCS bytes |
| 100 | * Per spec: |
| 101 | * a value of 0 means RTS on all data/management packets |
| 102 | * a value > max MSDU size means no RTS |
| 103 | * else RTS for data/management frames where MPDU is larger |
| 104 | * than RTS value. |
| 105 | */ |
| 106 | #define DEFAULT_RTS_THRESHOLD 2347U |
| 107 | #define MIN_RTS_THRESHOLD 0U |
| 108 | #define MAX_RTS_THRESHOLD 2347U |
| 109 | #define MAX_MSDU_SIZE 2304U |
| 110 | #define MAX_MPDU_SIZE 2346U |
| 111 | #define DEFAULT_BEACON_INTERVAL 100U |
| 112 | #define DEFAULT_SHORT_RETRY_LIMIT 7U |
| 113 | #define DEFAULT_LONG_RETRY_LIMIT 4U |
| 114 | |
Tomas Winkler | a55360e | 2008-05-05 10:22:28 +0800 | [diff] [blame] | 115 | struct iwl_rx_mem_buffer { |
Johannes Berg | 4018517 | 2008-11-18 01:47:21 +0100 | [diff] [blame] | 116 | dma_addr_t real_dma_addr; |
| 117 | dma_addr_t aligned_dma_addr; |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 118 | struct sk_buff *skb; |
| 119 | struct list_head list; |
| 120 | }; |
| 121 | |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 122 | /* |
| 123 | * Generic queue structure |
| 124 | * |
| 125 | * Contains common data for Rx and Tx queues |
| 126 | */ |
Tomas Winkler | 443cfd4 | 2008-05-15 13:53:57 +0800 | [diff] [blame] | 127 | struct iwl_queue { |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 128 | int n_bd; /* number of BDs in this queue */ |
| 129 | int write_ptr; /* 1-st empty entry (index) host_w*/ |
| 130 | int read_ptr; /* last used entry (index) host_r*/ |
| 131 | dma_addr_t dma_addr; /* physical addr for BD's */ |
| 132 | int n_window; /* safe queue window */ |
| 133 | u32 id; |
| 134 | int low_mark; /* low watermark, resume queue if free |
| 135 | * space more than this */ |
| 136 | int high_mark; /* high watermark, stop queue if free |
| 137 | * space less than this */ |
| 138 | } __attribute__ ((packed)); |
| 139 | |
Ben Cahill | bc47279 | 2007-11-29 11:09:49 +0800 | [diff] [blame] | 140 | /* One for each TFD */ |
Tomas Winkler | 8567c63 | 2008-05-15 13:53:58 +0800 | [diff] [blame] | 141 | struct iwl_tx_info { |
Tomas Winkler | 499b188 | 2008-10-14 12:32:48 -0700 | [diff] [blame] | 142 | struct sk_buff *skb[IWL_NUM_OF_TBS - 1]; |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 143 | }; |
| 144 | |
| 145 | /** |
Ron Rindjunsky | 1646690 | 2008-05-05 10:22:50 +0800 | [diff] [blame] | 146 | * struct iwl_tx_queue - Tx Queue for DMA |
Ben Cahill | bc47279 | 2007-11-29 11:09:49 +0800 | [diff] [blame] | 147 | * @q: generic Rx/Tx queue descriptor |
| 148 | * @bd: base of circular buffer of TFDs |
| 149 | * @cmd: array of command/Tx buffers |
| 150 | * @dma_addr_cmd: physical address of cmd/tx buffer array |
| 151 | * @txb: array of per-TFD driver data |
| 152 | * @need_update: indicates need to update read/write index |
| 153 | * @sched_retry: indicates queue is high-throughput aggregation (HT AGG) enabled |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 154 | * |
Ben Cahill | bc47279 | 2007-11-29 11:09:49 +0800 | [diff] [blame] | 155 | * A Tx queue consists of circular buffer of BDs (a.k.a. TFDs, transmit frame |
| 156 | * descriptors) and required locking structures. |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 157 | */ |
Samuel Ortiz | 188cf6c | 2008-12-22 11:31:16 +0800 | [diff] [blame] | 158 | #define TFD_TX_CMD_SLOTS 256 |
| 159 | #define TFD_CMD_SLOTS 32 |
| 160 | |
Ron Rindjunsky | 1646690 | 2008-05-05 10:22:50 +0800 | [diff] [blame] | 161 | struct iwl_tx_queue { |
Tomas Winkler | 443cfd4 | 2008-05-15 13:53:57 +0800 | [diff] [blame] | 162 | struct iwl_queue q; |
Samuel Ortiz | 59606ff | 2009-01-23 13:45:13 -0800 | [diff] [blame] | 163 | void *tfds; |
Gregory Greenman | da99c4b | 2008-08-04 16:00:40 +0800 | [diff] [blame] | 164 | struct iwl_cmd *cmd[TFD_TX_CMD_SLOTS]; |
Tomas Winkler | 8567c63 | 2008-05-15 13:53:58 +0800 | [diff] [blame] | 165 | struct iwl_tx_info *txb; |
Tomas Winkler | 3fd07a1 | 2008-10-23 23:48:49 -0700 | [diff] [blame] | 166 | u8 need_update; |
| 167 | u8 sched_retry; |
| 168 | u8 active; |
| 169 | u8 swq_id; |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 170 | }; |
| 171 | |
| 172 | #define IWL_NUM_SCAN_RATES (2) |
| 173 | |
Christoph Hellwig | bb8c093 | 2008-01-27 16:41:47 -0800 | [diff] [blame] | 174 | struct iwl4965_channel_tgd_info { |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 175 | u8 type; |
| 176 | s8 max_power; |
| 177 | }; |
| 178 | |
Christoph Hellwig | bb8c093 | 2008-01-27 16:41:47 -0800 | [diff] [blame] | 179 | struct iwl4965_channel_tgh_info { |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 180 | s64 last_radar_time; |
| 181 | }; |
| 182 | |
Samuel Ortiz | d20b3c6 | 2008-12-19 10:37:15 +0800 | [diff] [blame] | 183 | #define IWL4965_MAX_RATE (33) |
| 184 | |
Kolekar, Abhijeet | 85d4149 | 2008-12-19 10:37:20 +0800 | [diff] [blame] | 185 | struct iwl3945_clip_group { |
| 186 | /* maximum power level to prevent clipping for each rate, derived by |
| 187 | * us from this band's saturation power in EEPROM */ |
| 188 | const s8 clip_powers[IWL_MAX_RATES]; |
| 189 | }; |
| 190 | |
Samuel Ortiz | d20b3c6 | 2008-12-19 10:37:15 +0800 | [diff] [blame] | 191 | /* current Tx power values to use, one for each rate for each channel. |
| 192 | * requested power is limited by: |
| 193 | * -- regulatory EEPROM limits for this channel |
| 194 | * -- hardware capabilities (clip-powers) |
| 195 | * -- spectrum management |
| 196 | * -- user preference (e.g. iwconfig) |
| 197 | * when requested power is set, base power index must also be set. */ |
| 198 | struct iwl3945_channel_power_info { |
| 199 | struct iwl3945_tx_power tpc; /* actual radio and DSP gain settings */ |
| 200 | s8 power_table_index; /* actual (compenst'd) index into gain table */ |
| 201 | s8 base_power_index; /* gain index for power at factory temp. */ |
| 202 | s8 requested_power; /* power (dBm) requested for this chnl/rate */ |
| 203 | }; |
| 204 | |
| 205 | /* current scan Tx power values to use, one for each scan rate for each |
| 206 | * channel. */ |
| 207 | struct iwl3945_scan_power_info { |
| 208 | struct iwl3945_tx_power tpc; /* actual radio and DSP gain settings */ |
| 209 | s8 power_table_index; /* actual (compenst'd) index into gain table */ |
| 210 | s8 requested_power; /* scan pwr (dBm) requested for chnl/rate */ |
| 211 | }; |
| 212 | |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 213 | /* |
| 214 | * One for each channel, holds all channel setup data |
| 215 | * Some of the fields (e.g. eeprom and flags/max_power_avg) are redundant |
| 216 | * with one another! |
| 217 | */ |
Assaf Krauss | bf85ea4 | 2008-03-14 10:38:49 -0700 | [diff] [blame] | 218 | struct iwl_channel_info { |
Christoph Hellwig | bb8c093 | 2008-01-27 16:41:47 -0800 | [diff] [blame] | 219 | struct iwl4965_channel_tgd_info tgd; |
| 220 | struct iwl4965_channel_tgh_info tgh; |
Tomas Winkler | 073d3f5 | 2008-04-21 15:41:52 -0700 | [diff] [blame] | 221 | struct iwl_eeprom_channel eeprom; /* EEPROM regulatory limit */ |
| 222 | struct iwl_eeprom_channel fat_eeprom; /* EEPROM regulatory limit for |
| 223 | * FAT channel */ |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 224 | |
| 225 | u8 channel; /* channel number */ |
| 226 | u8 flags; /* flags copied from EEPROM */ |
| 227 | s8 max_power_avg; /* (dBm) regul. eeprom, normal Tx, any rate */ |
Ben Cahill | fcd427b | 2007-11-29 11:10:00 +0800 | [diff] [blame] | 228 | s8 curr_txpow; /* (dBm) regulatory/spectrum/user (not h/w) limit */ |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 229 | s8 min_power; /* always 0 */ |
| 230 | s8 scan_power; /* (dBm) regul. eeprom, direct scans, any rate */ |
| 231 | |
| 232 | u8 group_index; /* 0-4, maps channel to group1/2/3/4/5 */ |
| 233 | u8 band_index; /* 0-4, maps channel to band1/2/3/4/5 */ |
Johannes Berg | 8318d78 | 2008-01-24 19:38:38 +0100 | [diff] [blame] | 234 | enum ieee80211_band band; |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 235 | |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 236 | /* FAT channel info */ |
| 237 | s8 fat_max_power_avg; /* (dBm) regul. eeprom, normal Tx, any rate */ |
| 238 | s8 fat_curr_txpow; /* (dBm) regulatory/spectrum/user (not h/w) */ |
| 239 | s8 fat_min_power; /* always 0 */ |
| 240 | s8 fat_scan_power; /* (dBm) eeprom, direct scans, any rate */ |
| 241 | u8 fat_flags; /* flags copied from EEPROM */ |
Ben Cahill | fcd427b | 2007-11-29 11:10:00 +0800 | [diff] [blame] | 242 | u8 fat_extension_channel; /* HT_IE_EXT_CHANNEL_* */ |
Samuel Ortiz | d20b3c6 | 2008-12-19 10:37:15 +0800 | [diff] [blame] | 243 | |
| 244 | /* Radio/DSP gain settings for each "normal" data Tx rate. |
| 245 | * These include, in addition to RF and DSP gain, a few fields for |
| 246 | * remembering/modifying gain settings (indexes). */ |
| 247 | struct iwl3945_channel_power_info power_info[IWL4965_MAX_RATE]; |
| 248 | |
| 249 | /* Radio/DSP gain settings for each scan rate, for directed scans. */ |
| 250 | struct iwl3945_scan_power_info scan_pwr_info[IWL_NUM_SCAN_RATES]; |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 251 | }; |
| 252 | |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 253 | #define IWL_TX_FIFO_AC0 0 |
| 254 | #define IWL_TX_FIFO_AC1 1 |
| 255 | #define IWL_TX_FIFO_AC2 2 |
| 256 | #define IWL_TX_FIFO_AC3 3 |
| 257 | #define IWL_TX_FIFO_HCCA_1 5 |
| 258 | #define IWL_TX_FIFO_HCCA_2 6 |
| 259 | #define IWL_TX_FIFO_NONE 7 |
| 260 | |
reinette chatre | 45f5fa3 | 2009-07-21 09:29:07 -0700 | [diff] [blame] | 261 | /* Minimum number of queues. MAX_NUM is defined in hw specific files. |
| 262 | * Set the minimum to accommodate the 4 standard TX queues, 1 command |
| 263 | * queue, 2 (unused) HCCA queues, and 4 HT queues (one for each AC) */ |
| 264 | #define IWL_MIN_NUM_QUEUES 10 |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 265 | |
| 266 | /* Power management (not Tx power) structures */ |
| 267 | |
Tomas Winkler | 6f4083a | 2008-04-16 16:34:49 -0700 | [diff] [blame] | 268 | enum iwl_pwr_src { |
| 269 | IWL_PWR_SRC_VMAIN, |
| 270 | IWL_PWR_SRC_VAUX, |
| 271 | }; |
| 272 | |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 273 | #define IEEE80211_DATA_LEN 2304 |
| 274 | #define IEEE80211_4ADDR_LEN 30 |
| 275 | #define IEEE80211_HLEN (IEEE80211_4ADDR_LEN) |
| 276 | #define IEEE80211_FRAME_LEN (IEEE80211_DATA_LEN + IEEE80211_HLEN) |
| 277 | |
Tomas Winkler | fcab423 | 2008-05-15 13:54:01 +0800 | [diff] [blame] | 278 | struct iwl_frame { |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 279 | union { |
| 280 | struct ieee80211_hdr frame; |
Tomas Winkler | 4bf64ef | 2008-07-18 13:53:03 +0800 | [diff] [blame] | 281 | struct iwl_tx_beacon_cmd beacon; |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 282 | u8 raw[IEEE80211_FRAME_LEN]; |
| 283 | u8 cmd[360]; |
| 284 | } u; |
| 285 | struct list_head list; |
| 286 | }; |
| 287 | |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 288 | #define SEQ_TO_SN(seq) (((seq) & IEEE80211_SCTL_SEQ) >> 4) |
| 289 | #define SN_TO_SEQ(ssn) (((ssn) << 4) & IEEE80211_SCTL_SEQ) |
| 290 | #define MAX_SN ((IEEE80211_SCTL_SEQ) >> 4) |
| 291 | |
| 292 | enum { |
Tomas Winkler | c587de0 | 2009-06-03 11:44:07 -0700 | [diff] [blame] | 293 | CMD_SYNC = 0, |
| 294 | CMD_SIZE_NORMAL = 0, |
| 295 | CMD_NO_SKB = 0, |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 296 | CMD_SIZE_HUGE = (1 << 0), |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 297 | CMD_ASYNC = (1 << 1), |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 298 | CMD_WANT_SKB = (1 << 2), |
| 299 | }; |
| 300 | |
Tomas Winkler | 857485c | 2008-03-21 13:53:44 -0700 | [diff] [blame] | 301 | struct iwl_cmd; |
Tomas Winkler | c79dd5b | 2008-03-12 16:58:50 -0700 | [diff] [blame] | 302 | struct iwl_priv; |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 303 | |
Tomas Winkler | 857485c | 2008-03-21 13:53:44 -0700 | [diff] [blame] | 304 | struct iwl_cmd_meta { |
| 305 | struct iwl_cmd_meta *source; |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 306 | union { |
| 307 | struct sk_buff *skb; |
Tomas Winkler | c79dd5b | 2008-03-12 16:58:50 -0700 | [diff] [blame] | 308 | int (*callback)(struct iwl_priv *priv, |
Tomas Winkler | 857485c | 2008-03-21 13:53:44 -0700 | [diff] [blame] | 309 | struct iwl_cmd *cmd, struct sk_buff *skb); |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 310 | } __attribute__ ((packed)) u; |
| 311 | |
| 312 | /* The CMD_SIZE_HUGE flag bit indicates that the command |
| 313 | * structure is stored at the end of the shared queue memory. */ |
| 314 | u32 flags; |
Tomas Winkler | 499b188 | 2008-10-14 12:32:48 -0700 | [diff] [blame] | 315 | DECLARE_PCI_UNMAP_ADDR(mapping) |
| 316 | DECLARE_PCI_UNMAP_LEN(len) |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 317 | } __attribute__ ((packed)); |
| 318 | |
Emmanuel Grumbach | d2f18bf | 2008-05-29 16:35:27 +0800 | [diff] [blame] | 319 | #define IWL_CMD_MAX_PAYLOAD 320 |
Ron Rindjunsky | bd68fb6 | 2008-05-29 16:34:49 +0800 | [diff] [blame] | 320 | |
Ben Cahill | bc47279 | 2007-11-29 11:09:49 +0800 | [diff] [blame] | 321 | /** |
Tomas Winkler | 857485c | 2008-03-21 13:53:44 -0700 | [diff] [blame] | 322 | * struct iwl_cmd |
Ben Cahill | bc47279 | 2007-11-29 11:09:49 +0800 | [diff] [blame] | 323 | * |
| 324 | * For allocation of the command and tx queues, this establishes the overall |
| 325 | * size of the largest command we send to uCode, except for a scan command |
| 326 | * (which is relatively huge; space is allocated separately). |
| 327 | */ |
Tomas Winkler | 857485c | 2008-03-21 13:53:44 -0700 | [diff] [blame] | 328 | struct iwl_cmd { |
| 329 | struct iwl_cmd_meta meta; /* driver data */ |
| 330 | struct iwl_cmd_header hdr; /* uCode API */ |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 331 | union { |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 332 | u32 flags; |
| 333 | u8 val8; |
| 334 | u16 val16; |
| 335 | u32 val32; |
Tomas Winkler | 83d527d | 2008-05-15 13:54:05 +0800 | [diff] [blame] | 336 | struct iwl_tx_cmd tx; |
Ron Rindjunsky | bd68fb6 | 2008-05-29 16:34:49 +0800 | [diff] [blame] | 337 | u8 payload[IWL_CMD_MAX_PAYLOAD]; |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 338 | } __attribute__ ((packed)) cmd; |
| 339 | } __attribute__ ((packed)); |
| 340 | |
Tomas Winkler | 3257e5d | 2008-10-14 12:32:43 -0700 | [diff] [blame] | 341 | |
Tomas Winkler | 857485c | 2008-03-21 13:53:44 -0700 | [diff] [blame] | 342 | struct iwl_host_cmd { |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 343 | u8 id; |
| 344 | u16 len; |
Tomas Winkler | 857485c | 2008-03-21 13:53:44 -0700 | [diff] [blame] | 345 | struct iwl_cmd_meta meta; |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 346 | const void *data; |
| 347 | }; |
| 348 | |
Tomas Winkler | 857485c | 2008-03-21 13:53:44 -0700 | [diff] [blame] | 349 | #define TFD_MAX_PAYLOAD_SIZE (sizeof(struct iwl_cmd) - \ |
| 350 | sizeof(struct iwl_cmd_meta)) |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 351 | |
| 352 | /* |
| 353 | * RX related structures and functions |
| 354 | */ |
| 355 | #define RX_FREE_BUFFERS 64 |
| 356 | #define RX_LOW_WATERMARK 8 |
| 357 | |
| 358 | #define SUP_RATE_11A_MAX_NUM_CHANNELS 8 |
| 359 | #define SUP_RATE_11B_MAX_NUM_CHANNELS 4 |
| 360 | #define SUP_RATE_11G_MAX_NUM_CHANNELS 12 |
| 361 | |
| 362 | /** |
Tomas Winkler | a55360e | 2008-05-05 10:22:28 +0800 | [diff] [blame] | 363 | * struct iwl_rx_queue - Rx queue |
Reinette Chatre | df833b1 | 2009-04-21 10:55:48 -0700 | [diff] [blame] | 364 | * @bd: driver's pointer to buffer of receive buffer descriptors (rbd) |
| 365 | * @dma_addr: bus address of buffer of receive buffer descriptors (rbd) |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 366 | * @read: Shared index to newest available Rx buffer |
| 367 | * @write: Shared index to oldest written Rx packet |
| 368 | * @free_count: Number of pre-allocated buffers in rx_free |
| 369 | * @rx_free: list of free SKBs for use |
| 370 | * @rx_used: List of Rx buffers with no SKB |
| 371 | * @need_update: flag to indicate we need to update read/write index |
Reinette Chatre | df833b1 | 2009-04-21 10:55:48 -0700 | [diff] [blame] | 372 | * @rb_stts: driver's pointer to receive buffer status |
| 373 | * @rb_stts_dma: bus address of receive buffer status |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 374 | * |
Tomas Winkler | a55360e | 2008-05-05 10:22:28 +0800 | [diff] [blame] | 375 | * NOTE: rx_free and rx_used are used as a FIFO for iwl_rx_mem_buffers |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 376 | */ |
Tomas Winkler | a55360e | 2008-05-05 10:22:28 +0800 | [diff] [blame] | 377 | struct iwl_rx_queue { |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 378 | __le32 *bd; |
| 379 | dma_addr_t dma_addr; |
Tomas Winkler | a55360e | 2008-05-05 10:22:28 +0800 | [diff] [blame] | 380 | struct iwl_rx_mem_buffer pool[RX_QUEUE_SIZE + RX_FREE_BUFFERS]; |
| 381 | struct iwl_rx_mem_buffer *queue[RX_QUEUE_SIZE]; |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 382 | u32 read; |
| 383 | u32 write; |
| 384 | u32 free_count; |
Mohamed Abbas | 4752c93 | 2009-05-22 11:01:51 -0700 | [diff] [blame] | 385 | u32 write_actual; |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 386 | struct list_head rx_free; |
| 387 | struct list_head rx_used; |
| 388 | int need_update; |
Winkler, Tomas | 8d86422 | 2008-11-07 09:58:39 -0800 | [diff] [blame] | 389 | struct iwl_rb_status *rb_stts; |
| 390 | dma_addr_t rb_stts_dma; |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 391 | spinlock_t lock; |
| 392 | }; |
| 393 | |
| 394 | #define IWL_SUPPORTED_RATES_IE_LEN 8 |
| 395 | |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 396 | #define MAX_TID_COUNT 9 |
| 397 | |
| 398 | #define IWL_INVALID_RATE 0xFF |
| 399 | #define IWL_INVALID_VALUE -1 |
| 400 | |
Ben Cahill | bc47279 | 2007-11-29 11:09:49 +0800 | [diff] [blame] | 401 | /** |
Tomas Winkler | 6def976 | 2008-05-05 10:22:31 +0800 | [diff] [blame] | 402 | * struct iwl_ht_agg -- aggregation status while waiting for block-ack |
Ben Cahill | bc47279 | 2007-11-29 11:09:49 +0800 | [diff] [blame] | 403 | * @txq_id: Tx queue used for Tx attempt |
| 404 | * @frame_count: # frames attempted by Tx command |
| 405 | * @wait_for_ba: Expect block-ack before next Tx reply |
| 406 | * @start_idx: Index of 1st Transmit Frame Descriptor (TFD) in Tx window |
| 407 | * @bitmap0: Low order bitmap, one bit for each frame pending ACK in Tx window |
| 408 | * @bitmap1: High order, one bit for each frame pending ACK in Tx window |
| 409 | * @rate_n_flags: Rate at which Tx was attempted |
| 410 | * |
| 411 | * If REPLY_TX indicates that aggregation was attempted, driver must wait |
| 412 | * for block ack (REPLY_COMPRESSED_BA). This struct stores tx reply info |
| 413 | * until block ack arrives. |
| 414 | */ |
Tomas Winkler | 6def976 | 2008-05-05 10:22:31 +0800 | [diff] [blame] | 415 | struct iwl_ht_agg { |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 416 | u16 txq_id; |
| 417 | u16 frame_count; |
| 418 | u16 wait_for_ba; |
| 419 | u16 start_idx; |
Ron Rindjunsky | fe01b47 | 2008-01-28 14:07:24 +0200 | [diff] [blame] | 420 | u64 bitmap; |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 421 | u32 rate_n_flags; |
Ron Rindjunsky | fe01b47 | 2008-01-28 14:07:24 +0200 | [diff] [blame] | 422 | #define IWL_AGG_OFF 0 |
| 423 | #define IWL_AGG_ON 1 |
| 424 | #define IWL_EMPTYING_HW_QUEUE_ADDBA 2 |
| 425 | #define IWL_EMPTYING_HW_QUEUE_DELBA 3 |
| 426 | u8 state; |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 427 | }; |
Ron Rindjunsky | fe01b47 | 2008-01-28 14:07:24 +0200 | [diff] [blame] | 428 | |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 429 | |
Tomas Winkler | 6def976 | 2008-05-05 10:22:31 +0800 | [diff] [blame] | 430 | struct iwl_tid_data { |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 431 | u16 seq_number; |
Ron Rindjunsky | fe01b47 | 2008-01-28 14:07:24 +0200 | [diff] [blame] | 432 | u16 tfds_in_queue; |
Tomas Winkler | 6def976 | 2008-05-05 10:22:31 +0800 | [diff] [blame] | 433 | struct iwl_ht_agg agg; |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 434 | }; |
| 435 | |
Tomas Winkler | 6def976 | 2008-05-05 10:22:31 +0800 | [diff] [blame] | 436 | struct iwl_hw_key { |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 437 | enum ieee80211_key_alg alg; |
| 438 | int keylen; |
Emmanuel Grumbach | 0211ddd | 2008-04-14 21:16:07 -0700 | [diff] [blame] | 439 | u8 keyidx; |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 440 | u8 key[32]; |
| 441 | }; |
| 442 | |
Kolekar, Abhijeet | a78fe75 | 2008-12-19 10:37:21 +0800 | [diff] [blame] | 443 | union iwl_ht_rate_supp { |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 444 | u16 rates; |
| 445 | struct { |
| 446 | u8 siso_rate; |
| 447 | u8 mimo_rate; |
| 448 | }; |
| 449 | }; |
| 450 | |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 451 | #define CFG_HT_RX_AMPDU_FACTOR_DEF (0x3) |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 452 | #define CFG_HT_MPDU_DENSITY_2USEC (0x5) |
| 453 | #define CFG_HT_MPDU_DENSITY_DEF CFG_HT_MPDU_DENSITY_2USEC |
| 454 | |
Ron Rindjunsky | 9e0cc6d | 2007-11-26 16:14:36 +0200 | [diff] [blame] | 455 | struct iwl_ht_info { |
| 456 | /* self configuration data */ |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 457 | u8 is_ht; |
Ron Rindjunsky | 9e0cc6d | 2007-11-26 16:14:36 +0200 | [diff] [blame] | 458 | u8 supported_chan_width; |
Ron Rindjunsky | 12837be | 2008-09-03 11:26:47 +0800 | [diff] [blame] | 459 | u8 sm_ps; |
Ron Rindjunsky | 9e0cc6d | 2007-11-26 16:14:36 +0200 | [diff] [blame] | 460 | u8 is_green_field; |
Tomas Winkler | bb54244 | 2007-12-05 20:59:59 +0200 | [diff] [blame] | 461 | u8 sgf; /* HT_SHORT_GI_* short guard interval */ |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 462 | u8 max_amsdu_size; |
| 463 | u8 ampdu_factor; |
| 464 | u8 mpdu_density; |
Johannes Berg | d9fe60d | 2008-10-09 12:13:49 +0200 | [diff] [blame] | 465 | struct ieee80211_mcs_info mcs; |
Ron Rindjunsky | 9e0cc6d | 2007-11-26 16:14:36 +0200 | [diff] [blame] | 466 | /* BSS related data */ |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 467 | u8 extension_chan_offset; |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 468 | u8 tx_chan_width; |
Ron Rindjunsky | 9e0cc6d | 2007-11-26 16:14:36 +0200 | [diff] [blame] | 469 | u8 ht_protection; |
| 470 | u8 non_GF_STA_present; |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 471 | }; |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 472 | |
Emmanuel Grumbach | 1ff50bd | 2008-07-11 11:53:34 +0800 | [diff] [blame] | 473 | union iwl_qos_capabity { |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 474 | struct { |
| 475 | u8 edca_count:4; /* bit 0-3 */ |
| 476 | u8 q_ack:1; /* bit 4 */ |
| 477 | u8 queue_request:1; /* bit 5 */ |
| 478 | u8 txop_request:1; /* bit 6 */ |
| 479 | u8 reserved:1; /* bit 7 */ |
| 480 | } q_AP; |
| 481 | struct { |
| 482 | u8 acvo_APSD:1; /* bit 0 */ |
| 483 | u8 acvi_APSD:1; /* bit 1 */ |
| 484 | u8 ac_bk_APSD:1; /* bit 2 */ |
| 485 | u8 ac_be_APSD:1; /* bit 3 */ |
| 486 | u8 q_ack:1; /* bit 4 */ |
| 487 | u8 max_len:2; /* bit 5-6 */ |
| 488 | u8 more_data_ack:1; /* bit 7 */ |
| 489 | } q_STA; |
| 490 | u8 val; |
| 491 | }; |
| 492 | |
| 493 | /* QoS structures */ |
Emmanuel Grumbach | 1ff50bd | 2008-07-11 11:53:34 +0800 | [diff] [blame] | 494 | struct iwl_qos_info { |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 495 | int qos_active; |
Emmanuel Grumbach | 1ff50bd | 2008-07-11 11:53:34 +0800 | [diff] [blame] | 496 | union iwl_qos_capabity qos_cap; |
| 497 | struct iwl_qosparam_cmd def_qos_parm; |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 498 | }; |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 499 | |
| 500 | #define STA_PS_STATUS_WAKE 0 |
| 501 | #define STA_PS_STATUS_SLEEP 1 |
| 502 | |
Kolekar, Abhijeet | 85d4149 | 2008-12-19 10:37:20 +0800 | [diff] [blame] | 503 | |
| 504 | struct iwl3945_station_entry { |
| 505 | struct iwl3945_addsta_cmd sta; |
Tomas Winkler | c15ff61 | 2009-05-15 16:13:44 -0700 | [diff] [blame] | 506 | struct iwl_tid_data tid[MAX_TID_COUNT]; |
Kolekar, Abhijeet | 85d4149 | 2008-12-19 10:37:20 +0800 | [diff] [blame] | 507 | u8 used; |
| 508 | u8 ps_status; |
Tomas Winkler | bed420d | 2009-05-15 16:13:43 -0700 | [diff] [blame] | 509 | struct iwl_hw_key keyinfo; |
Kolekar, Abhijeet | 85d4149 | 2008-12-19 10:37:20 +0800 | [diff] [blame] | 510 | }; |
| 511 | |
Tomas Winkler | 6def976 | 2008-05-05 10:22:31 +0800 | [diff] [blame] | 512 | struct iwl_station_entry { |
Tomas Winkler | 133636d | 2008-05-05 10:22:34 +0800 | [diff] [blame] | 513 | struct iwl_addsta_cmd sta; |
Tomas Winkler | 6def976 | 2008-05-05 10:22:31 +0800 | [diff] [blame] | 514 | struct iwl_tid_data tid[MAX_TID_COUNT]; |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 515 | u8 used; |
| 516 | u8 ps_status; |
Tomas Winkler | 6def976 | 2008-05-05 10:22:31 +0800 | [diff] [blame] | 517 | struct iwl_hw_key keyinfo; |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 518 | }; |
| 519 | |
| 520 | /* one for each uCode image (inst/data, boot/init/runtime) */ |
| 521 | struct fw_desc { |
| 522 | void *v_addr; /* access by driver */ |
| 523 | dma_addr_t p_addr; /* access by card's busmaster DMA */ |
| 524 | u32 len; /* bytes */ |
| 525 | }; |
| 526 | |
| 527 | /* uCode file layout */ |
Ron Rindjunsky | 14b3d33 | 2008-06-13 15:44:54 +0800 | [diff] [blame] | 528 | struct iwl_ucode { |
Chatre, Reinette | c02b3ac | 2008-12-02 12:14:05 -0800 | [diff] [blame] | 529 | __le32 ver; /* major/minor/API/serial */ |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 530 | __le32 inst_size; /* bytes of runtime instructions */ |
| 531 | __le32 data_size; /* bytes of runtime data */ |
| 532 | __le32 init_size; /* bytes of initialization instructions */ |
| 533 | __le32 init_data_size; /* bytes of initialization data */ |
| 534 | __le32 boot_size; /* bytes of bootstrap instructions */ |
| 535 | u8 data[0]; /* data in same order as "size" elements */ |
| 536 | }; |
| 537 | |
Christoph Hellwig | bb8c093 | 2008-01-27 16:41:47 -0800 | [diff] [blame] | 538 | struct iwl4965_ibss_seq { |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 539 | u8 mac[ETH_ALEN]; |
| 540 | u16 seq_num; |
| 541 | u16 frag_num; |
| 542 | unsigned long packet_time; |
| 543 | struct list_head list; |
| 544 | }; |
| 545 | |
Emmanuel Grumbach | f0832f1 | 2008-04-16 16:34:47 -0700 | [diff] [blame] | 546 | struct iwl_sensitivity_ranges { |
| 547 | u16 min_nrg_cck; |
| 548 | u16 max_nrg_cck; |
| 549 | |
| 550 | u16 nrg_th_cck; |
| 551 | u16 nrg_th_ofdm; |
| 552 | |
| 553 | u16 auto_corr_min_ofdm; |
| 554 | u16 auto_corr_min_ofdm_mrc; |
| 555 | u16 auto_corr_min_ofdm_x1; |
| 556 | u16 auto_corr_min_ofdm_mrc_x1; |
| 557 | |
| 558 | u16 auto_corr_max_ofdm; |
| 559 | u16 auto_corr_max_ofdm_mrc; |
| 560 | u16 auto_corr_max_ofdm_x1; |
| 561 | u16 auto_corr_max_ofdm_mrc_x1; |
| 562 | |
| 563 | u16 auto_corr_max_cck; |
| 564 | u16 auto_corr_max_cck_mrc; |
| 565 | u16 auto_corr_min_cck; |
| 566 | u16 auto_corr_min_cck_mrc; |
| 567 | }; |
| 568 | |
Ron Rindjunsky | 099b40b | 2008-04-21 15:41:53 -0700 | [diff] [blame] | 569 | |
Tomas Winkler | b5047f7 | 2008-12-11 10:33:39 -0800 | [diff] [blame] | 570 | #define KELVIN_TO_CELSIUS(x) ((x)-273) |
| 571 | #define CELSIUS_TO_KELVIN(x) ((x)+273) |
| 572 | |
| 573 | |
Ben Cahill | bc47279 | 2007-11-29 11:09:49 +0800 | [diff] [blame] | 574 | /** |
Tomas Winkler | 5425e49 | 2008-04-15 16:01:38 -0700 | [diff] [blame] | 575 | * struct iwl_hw_params |
Ben Cahill | bc47279 | 2007-11-29 11:09:49 +0800 | [diff] [blame] | 576 | * @max_txq_num: Max # Tx queues supported |
Zhu Yi | f3f911d | 2008-12-02 12:14:04 -0800 | [diff] [blame] | 577 | * @dma_chnl_num: Number of Tx DMA/FIFO channels |
Tomas Winkler | 4ddbb7d | 2008-11-07 09:58:40 -0800 | [diff] [blame] | 578 | * @scd_bc_tbls_size: size of scheduler byte count tables |
Samuel Ortiz | a8e74e27 | 2009-01-23 13:45:14 -0800 | [diff] [blame] | 579 | * @tfd_size: TFD size |
Ron Rindjunsky | 099b40b | 2008-04-21 15:41:53 -0700 | [diff] [blame] | 580 | * @tx/rx_chains_num: Number of TX/RX chains |
| 581 | * @valid_tx/rx_ant: usable antennas |
Ben Cahill | bc47279 | 2007-11-29 11:09:49 +0800 | [diff] [blame] | 582 | * @max_rxq_size: Max # Rx frames in Rx queue (must be power-of-2) |
Ben Cahill | bc47279 | 2007-11-29 11:09:49 +0800 | [diff] [blame] | 583 | * @max_rxq_log: Log-base-2 of max_rxq_size |
Ron Rindjunsky | 099b40b | 2008-04-21 15:41:53 -0700 | [diff] [blame] | 584 | * @rx_buf_size: Rx buffer size |
Winkler, Tomas | 141c43a | 2009-01-08 10:19:53 -0800 | [diff] [blame] | 585 | * @rx_wrt_ptr_reg: FH{39}_RSCSR_CHNL0_WPTR |
Ben Cahill | bc47279 | 2007-11-29 11:09:49 +0800 | [diff] [blame] | 586 | * @max_stations: |
| 587 | * @bcast_sta_id: |
Ron Rindjunsky | 099b40b | 2008-04-21 15:41:53 -0700 | [diff] [blame] | 588 | * @fat_channel: is 40MHz width possible in band 2.4 |
| 589 | * BIT(IEEE80211_BAND_5GHZ) BIT(IEEE80211_BAND_5GHZ) |
| 590 | * @sw_crypto: 0 for hw, 1 for sw |
| 591 | * @max_xxx_size: for ucode uses |
| 592 | * @ct_kill_threshold: temperature threshold |
Tomas Winkler | a96a27f | 2008-10-23 23:48:56 -0700 | [diff] [blame] | 593 | * @calib_init_cfg: setup initial calibrations for the hw |
Emmanuel Grumbach | f0832f1 | 2008-04-16 16:34:47 -0700 | [diff] [blame] | 594 | * @struct iwl_sensitivity_ranges: range of sensitivity values |
Ben Cahill | bc47279 | 2007-11-29 11:09:49 +0800 | [diff] [blame] | 595 | */ |
Tomas Winkler | 5425e49 | 2008-04-15 16:01:38 -0700 | [diff] [blame] | 596 | struct iwl_hw_params { |
Zhu Yi | f3f911d | 2008-12-02 12:14:04 -0800 | [diff] [blame] | 597 | u8 max_txq_num; |
| 598 | u8 dma_chnl_num; |
Tomas Winkler | 4ddbb7d | 2008-11-07 09:58:40 -0800 | [diff] [blame] | 599 | u16 scd_bc_tbls_size; |
Samuel Ortiz | a8e74e27 | 2009-01-23 13:45:14 -0800 | [diff] [blame] | 600 | u32 tfd_size; |
Tomas Winkler | ec35cf2 | 2008-04-15 16:01:39 -0700 | [diff] [blame] | 601 | u8 tx_chains_num; |
| 602 | u8 rx_chains_num; |
| 603 | u8 valid_tx_ant; |
| 604 | u8 valid_rx_ant; |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 605 | u16 max_rxq_size; |
Tomas Winkler | ec35cf2 | 2008-04-15 16:01:39 -0700 | [diff] [blame] | 606 | u16 max_rxq_log; |
Ron Rindjunsky | 9ee1ba4 | 2007-11-26 16:14:42 +0200 | [diff] [blame] | 607 | u32 rx_buf_size; |
Winkler, Tomas | 141c43a | 2009-01-08 10:19:53 -0800 | [diff] [blame] | 608 | u32 rx_wrt_ptr_reg; |
Ron Rindjunsky | 9ee1ba4 | 2007-11-26 16:14:42 +0200 | [diff] [blame] | 609 | u32 max_pkt_size; |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 610 | u8 max_stations; |
| 611 | u8 bcast_sta_id; |
Ron Rindjunsky | 099b40b | 2008-04-21 15:41:53 -0700 | [diff] [blame] | 612 | u8 fat_channel; |
| 613 | u8 sw_crypto; |
| 614 | u32 max_inst_size; |
| 615 | u32 max_data_size; |
| 616 | u32 max_bsm_size; |
| 617 | u32 ct_kill_threshold; /* value in hw-dependent units */ |
Tomas Winkler | be5d56e | 2008-10-08 09:37:27 +0800 | [diff] [blame] | 618 | u32 calib_init_cfg; |
Emmanuel Grumbach | f0832f1 | 2008-04-16 16:34:47 -0700 | [diff] [blame] | 619 | const struct iwl_sensitivity_ranges *sens; |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 620 | }; |
| 621 | |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 622 | |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 623 | /****************************************************************************** |
| 624 | * |
Emmanuel Grumbach | a33c2f4 | 2008-09-03 11:26:56 +0800 | [diff] [blame] | 625 | * Functions implemented in core module which are forward declared here |
| 626 | * for use by iwl-[4-5].c |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 627 | * |
Emmanuel Grumbach | a33c2f4 | 2008-09-03 11:26:56 +0800 | [diff] [blame] | 628 | * NOTE: The implementation of these functions are not hardware specific |
| 629 | * which is why they are in the core module files. |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 630 | * |
| 631 | * Naming convention -- |
Emmanuel Grumbach | a33c2f4 | 2008-09-03 11:26:56 +0800 | [diff] [blame] | 632 | * iwl_ <-- Is part of iwlwifi |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 633 | * iwlXXXX_ <-- Hardware specific (implemented in iwl-XXXX.c for XXXX) |
Christoph Hellwig | bb8c093 | 2008-01-27 16:41:47 -0800 | [diff] [blame] | 634 | * iwl4965_bg_ <-- Called from work queue context |
| 635 | * iwl4965_mac_ <-- mac80211 callback |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 636 | * |
| 637 | ****************************************************************************/ |
Emmanuel Grumbach | 5b9f8cd | 2008-10-29 14:05:46 -0700 | [diff] [blame] | 638 | extern void iwl_update_chain_flags(struct iwl_priv *priv); |
| 639 | extern int iwl_set_pwr_src(struct iwl_priv *priv, enum iwl_pwr_src src); |
Emmanuel Grumbach | a33c2f4 | 2008-09-03 11:26:56 +0800 | [diff] [blame] | 640 | extern const u8 iwl_bcast_addr[ETH_ALEN]; |
Tomas Winkler | b3bbacb | 2008-05-29 16:35:01 +0800 | [diff] [blame] | 641 | extern int iwl_rxq_stop(struct iwl_priv *priv); |
Tomas Winkler | da1bc45 | 2008-05-29 16:35:00 +0800 | [diff] [blame] | 642 | extern void iwl_txq_ctx_stop(struct iwl_priv *priv); |
Tomas Winkler | 443cfd4 | 2008-05-15 13:53:57 +0800 | [diff] [blame] | 643 | extern int iwl_queue_space(const struct iwl_queue *q); |
Tomas Winkler | fd4abac | 2008-05-15 13:54:07 +0800 | [diff] [blame] | 644 | static inline int iwl_queue_used(const struct iwl_queue *q, int i) |
| 645 | { |
| 646 | return q->write_ptr > q->read_ptr ? |
| 647 | (i >= q->read_ptr && i < q->write_ptr) : |
| 648 | !(i < q->read_ptr && i >= q->write_ptr); |
| 649 | } |
| 650 | |
| 651 | |
| 652 | static inline u8 get_cmd_index(struct iwl_queue *q, u32 index, int is_huge) |
| 653 | { |
| 654 | /* This is for scan command, the big buffer at end of command array */ |
| 655 | if (is_huge) |
| 656 | return q->n_window; /* must be power of 2 */ |
| 657 | |
| 658 | /* Otherwise, use normal size buffers */ |
| 659 | return index & (q->n_window - 1); |
| 660 | } |
| 661 | |
| 662 | |
Tomas Winkler | 4ddbb7d | 2008-11-07 09:58:40 -0800 | [diff] [blame] | 663 | struct iwl_dma_ptr { |
| 664 | dma_addr_t dma; |
| 665 | void *addr; |
Zhu Yi | b481de9 | 2007-09-25 17:54:57 -0700 | [diff] [blame] | 666 | size_t size; |
| 667 | }; |
| 668 | |
Winkler, Tomas | 34c22cf | 2008-12-17 16:52:27 +0800 | [diff] [blame] | 669 | #define HT_SHORT_GI_20MHZ (1 << 0) |
| 670 | #define HT_SHORT_GI_40MHZ (1 << 1) |
| 671 | |
Zhu Yi | b481de9 | 2007-09-25 17:54:57 -0700 | [diff] [blame] | 672 | #define IWL_CHANNEL_WIDTH_20MHZ 0 |
| 673 | #define IWL_CHANNEL_WIDTH_40MHZ 1 |
| 674 | |
Zhu Yi | b481de9 | 2007-09-25 17:54:57 -0700 | [diff] [blame] | 675 | #define IWL_OPERATION_MODE_AUTO 0 |
| 676 | #define IWL_OPERATION_MODE_HT_ONLY 1 |
| 677 | #define IWL_OPERATION_MODE_MIXED 2 |
| 678 | #define IWL_OPERATION_MODE_20MHZ 3 |
| 679 | |
Tomas Winkler | 3195cdb | 2008-04-23 17:15:00 -0700 | [diff] [blame] | 680 | #define IWL_TX_CRC_SIZE 4 |
| 681 | #define IWL_TX_DELIMITER_SIZE 4 |
Zhu Yi | b481de9 | 2007-09-25 17:54:57 -0700 | [diff] [blame] | 682 | |
Zhu Yi | b481de9 | 2007-09-25 17:54:57 -0700 | [diff] [blame] | 683 | #define TX_POWER_IWL_ILLEGAL_VOLTAGE -10000 |
Zhu Yi | b481de9 | 2007-09-25 17:54:57 -0700 | [diff] [blame] | 684 | |
Zhu Yi | b481de9 | 2007-09-25 17:54:57 -0700 | [diff] [blame] | 685 | /* Sensitivity and chain noise calibration */ |
Zhu Yi | b481de9 | 2007-09-25 17:54:57 -0700 | [diff] [blame] | 686 | #define INITIALIZATION_VALUE 0xFFFF |
| 687 | #define CAL_NUM_OF_BEACONS 20 |
| 688 | #define MAXIMUM_ALLOWED_PATHLOSS 15 |
| 689 | |
Zhu Yi | b481de9 | 2007-09-25 17:54:57 -0700 | [diff] [blame] | 690 | #define CHAIN_NOISE_MAX_DELTA_GAIN_CODE 3 |
| 691 | |
| 692 | #define MAX_FA_OFDM 50 |
| 693 | #define MIN_FA_OFDM 5 |
| 694 | #define MAX_FA_CCK 50 |
| 695 | #define MIN_FA_CCK 5 |
| 696 | |
Zhu Yi | b481de9 | 2007-09-25 17:54:57 -0700 | [diff] [blame] | 697 | #define AUTO_CORR_STEP_OFDM 1 |
| 698 | |
Zhu Yi | b481de9 | 2007-09-25 17:54:57 -0700 | [diff] [blame] | 699 | #define AUTO_CORR_STEP_CCK 3 |
| 700 | #define AUTO_CORR_MAX_TH_CCK 160 |
| 701 | |
Zhu Yi | b481de9 | 2007-09-25 17:54:57 -0700 | [diff] [blame] | 702 | #define NRG_DIFF 2 |
| 703 | #define NRG_STEP_CCK 2 |
| 704 | #define NRG_MARGIN 8 |
| 705 | #define MAX_NUMBER_CCK_NO_FA 100 |
| 706 | |
| 707 | #define AUTO_CORR_CCK_MIN_VAL_DEF (125) |
| 708 | |
| 709 | #define CHAIN_A 0 |
| 710 | #define CHAIN_B 1 |
| 711 | #define CHAIN_C 2 |
| 712 | #define CHAIN_NOISE_DELTA_GAIN_INIT_VAL 4 |
| 713 | #define ALL_BAND_FILTER 0xFF00 |
| 714 | #define IN_BAND_FILTER 0xFF |
| 715 | #define MIN_AVERAGE_NOISE_MAX_VALUE 0xFFFFFFFF |
| 716 | |
Tomas Winkler | 3195cdb | 2008-04-23 17:15:00 -0700 | [diff] [blame] | 717 | #define NRG_NUM_PREV_STAT_L 20 |
| 718 | #define NUM_RX_CHAINS 3 |
| 719 | |
Christoph Hellwig | bb8c093 | 2008-01-27 16:41:47 -0800 | [diff] [blame] | 720 | enum iwl4965_false_alarm_state { |
Zhu Yi | b481de9 | 2007-09-25 17:54:57 -0700 | [diff] [blame] | 721 | IWL_FA_TOO_MANY = 0, |
| 722 | IWL_FA_TOO_FEW = 1, |
| 723 | IWL_FA_GOOD_RANGE = 2, |
| 724 | }; |
| 725 | |
Christoph Hellwig | bb8c093 | 2008-01-27 16:41:47 -0800 | [diff] [blame] | 726 | enum iwl4965_chain_noise_state { |
Zhu Yi | b481de9 | 2007-09-25 17:54:57 -0700 | [diff] [blame] | 727 | IWL_CHAIN_NOISE_ALIVE = 0, /* must be 0 */ |
Grumbach, Emmanuel | 0481644 | 2008-09-03 11:26:53 +0800 | [diff] [blame] | 728 | IWL_CHAIN_NOISE_ACCUMULATE, |
| 729 | IWL_CHAIN_NOISE_CALIBRATED, |
| 730 | IWL_CHAIN_NOISE_DONE, |
Zhu Yi | b481de9 | 2007-09-25 17:54:57 -0700 | [diff] [blame] | 731 | }; |
| 732 | |
Christoph Hellwig | bb8c093 | 2008-01-27 16:41:47 -0800 | [diff] [blame] | 733 | enum iwl4965_calib_enabled_state { |
Zhu Yi | b481de9 | 2007-09-25 17:54:57 -0700 | [diff] [blame] | 734 | IWL_CALIB_DISABLED = 0, /* must be 0 */ |
| 735 | IWL_CALIB_ENABLED = 1, |
| 736 | }; |
| 737 | |
Tomas Winkler | f69f42a | 2008-10-23 23:48:52 -0700 | [diff] [blame] | 738 | |
| 739 | /* |
| 740 | * enum iwl_calib |
| 741 | * defines the order in which results of initial calibrations |
| 742 | * should be sent to the runtime uCode |
| 743 | */ |
| 744 | enum iwl_calib { |
| 745 | IWL_CALIB_XTAL, |
Tomas Winkler | 819500c | 2008-12-01 16:32:19 -0800 | [diff] [blame] | 746 | IWL_CALIB_DC, |
Tomas Winkler | f69f42a | 2008-10-23 23:48:52 -0700 | [diff] [blame] | 747 | IWL_CALIB_LO, |
| 748 | IWL_CALIB_TX_IQ, |
| 749 | IWL_CALIB_TX_IQ_PERD, |
Tomas Winkler | 201706a | 2008-11-19 15:32:24 -0800 | [diff] [blame] | 750 | IWL_CALIB_BASE_BAND, |
Tomas Winkler | f69f42a | 2008-10-23 23:48:52 -0700 | [diff] [blame] | 751 | IWL_CALIB_MAX |
| 752 | }; |
| 753 | |
Tomas Winkler | 6e21f2c | 2008-09-03 11:26:37 +0800 | [diff] [blame] | 754 | /* Opaque calibration results */ |
| 755 | struct iwl_calib_result { |
| 756 | void *buf; |
| 757 | size_t buf_len; |
Tomas Winkler | 7c616cb | 2008-05-29 16:35:05 +0800 | [diff] [blame] | 758 | }; |
| 759 | |
Ron Rindjunsky | dbb983b | 2008-05-15 13:54:12 +0800 | [diff] [blame] | 760 | enum ucode_type { |
| 761 | UCODE_NONE = 0, |
| 762 | UCODE_INIT, |
| 763 | UCODE_RT |
| 764 | }; |
| 765 | |
Zhu Yi | b481de9 | 2007-09-25 17:54:57 -0700 | [diff] [blame] | 766 | /* Sensitivity calib data */ |
Emmanuel Grumbach | f0832f1 | 2008-04-16 16:34:47 -0700 | [diff] [blame] | 767 | struct iwl_sensitivity_data { |
Zhu Yi | b481de9 | 2007-09-25 17:54:57 -0700 | [diff] [blame] | 768 | u32 auto_corr_ofdm; |
| 769 | u32 auto_corr_ofdm_mrc; |
| 770 | u32 auto_corr_ofdm_x1; |
| 771 | u32 auto_corr_ofdm_mrc_x1; |
| 772 | u32 auto_corr_cck; |
| 773 | u32 auto_corr_cck_mrc; |
| 774 | |
| 775 | u32 last_bad_plcp_cnt_ofdm; |
| 776 | u32 last_fa_cnt_ofdm; |
| 777 | u32 last_bad_plcp_cnt_cck; |
| 778 | u32 last_fa_cnt_cck; |
| 779 | |
| 780 | u32 nrg_curr_state; |
| 781 | u32 nrg_prev_state; |
| 782 | u32 nrg_value[10]; |
| 783 | u8 nrg_silence_rssi[NRG_NUM_PREV_STAT_L]; |
| 784 | u32 nrg_silence_ref; |
| 785 | u32 nrg_energy_idx; |
| 786 | u32 nrg_silence_idx; |
| 787 | u32 nrg_th_cck; |
| 788 | s32 nrg_auto_corr_silence_diff; |
| 789 | u32 num_in_cck_no_fa; |
| 790 | u32 nrg_th_ofdm; |
Zhu Yi | b481de9 | 2007-09-25 17:54:57 -0700 | [diff] [blame] | 791 | }; |
| 792 | |
| 793 | /* Chain noise (differential Rx gain) calib data */ |
Emmanuel Grumbach | f0832f1 | 2008-04-16 16:34:47 -0700 | [diff] [blame] | 794 | struct iwl_chain_noise_data { |
Grumbach, Emmanuel | 0481644 | 2008-09-03 11:26:53 +0800 | [diff] [blame] | 795 | u32 active_chains; |
Zhu Yi | b481de9 | 2007-09-25 17:54:57 -0700 | [diff] [blame] | 796 | u32 chain_noise_a; |
| 797 | u32 chain_noise_b; |
| 798 | u32 chain_noise_c; |
| 799 | u32 chain_signal_a; |
| 800 | u32 chain_signal_b; |
| 801 | u32 chain_signal_c; |
Grumbach, Emmanuel | 0481644 | 2008-09-03 11:26:53 +0800 | [diff] [blame] | 802 | u16 beacon_count; |
Zhu Yi | b481de9 | 2007-09-25 17:54:57 -0700 | [diff] [blame] | 803 | u8 disconn_array[NUM_RX_CHAINS]; |
| 804 | u8 delta_gain_code[NUM_RX_CHAINS]; |
| 805 | u8 radio_write; |
Grumbach, Emmanuel | 0481644 | 2008-09-03 11:26:53 +0800 | [diff] [blame] | 806 | u8 state; |
Zhu Yi | b481de9 | 2007-09-25 17:54:57 -0700 | [diff] [blame] | 807 | }; |
| 808 | |
Ben Cahill | abceddb | 2007-11-29 11:09:50 +0800 | [diff] [blame] | 809 | #define EEPROM_SEM_TIMEOUT 10 /* milliseconds */ |
| 810 | #define EEPROM_SEM_RETRY_LIMIT 1000 /* number of attempts (not time) */ |
Zhu Yi | b481de9 | 2007-09-25 17:54:57 -0700 | [diff] [blame] | 811 | |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 812 | |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 813 | enum { |
| 814 | MEASUREMENT_READY = (1 << 0), |
| 815 | MEASUREMENT_ACTIVE = (1 << 1), |
| 816 | }; |
| 817 | |
Wey-Yi Guy | 0848e29 | 2009-05-22 11:01:46 -0700 | [diff] [blame] | 818 | enum iwl_nvm_type { |
| 819 | NVM_DEVICE_TYPE_EEPROM = 0, |
| 820 | NVM_DEVICE_TYPE_OTP, |
| 821 | }; |
| 822 | |
Wey-Yi Guy | a83b914 | 2009-04-08 11:39:32 -0700 | [diff] [blame] | 823 | /* interrupt statistics */ |
| 824 | struct isr_statistics { |
| 825 | u32 hw; |
| 826 | u32 sw; |
| 827 | u32 sw_err; |
| 828 | u32 sch; |
| 829 | u32 alive; |
| 830 | u32 rfkill; |
| 831 | u32 ctkill; |
| 832 | u32 wakeup; |
| 833 | u32 rx; |
| 834 | u32 rx_handlers[REPLY_MAX]; |
| 835 | u32 tx; |
| 836 | u32 unhandled; |
| 837 | }; |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 838 | |
Ron Rindjunsky | dfe7d45 | 2008-04-15 16:01:45 -0700 | [diff] [blame] | 839 | #define IWL_MAX_NUM_QUEUES 20 /* FIXME: do dynamic allocation */ |
| 840 | |
Tomas Winkler | c79dd5b | 2008-03-12 16:58:50 -0700 | [diff] [blame] | 841 | struct iwl_priv { |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 842 | |
| 843 | /* ieee device used by generic ieee processing code */ |
| 844 | struct ieee80211_hw *hw; |
| 845 | struct ieee80211_channel *ieee_channels; |
| 846 | struct ieee80211_rate *ieee_rates; |
Tomas Winkler | 82b9a12 | 2008-03-04 18:09:30 -0800 | [diff] [blame] | 847 | struct iwl_cfg *cfg; |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 848 | |
| 849 | /* temporary frame storage list */ |
| 850 | struct list_head free_frames; |
| 851 | int frames_count; |
| 852 | |
Johannes Berg | 8318d78 | 2008-01-24 19:38:38 +0100 | [diff] [blame] | 853 | enum ieee80211_band band; |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 854 | int alloc_rxb_skb; |
| 855 | |
Tomas Winkler | c79dd5b | 2008-03-12 16:58:50 -0700 | [diff] [blame] | 856 | void (*rx_handlers[REPLY_MAX])(struct iwl_priv *priv, |
Tomas Winkler | a55360e | 2008-05-05 10:22:28 +0800 | [diff] [blame] | 857 | struct iwl_rx_mem_buffer *rxb); |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 858 | |
Johannes Berg | 8318d78 | 2008-01-24 19:38:38 +0100 | [diff] [blame] | 859 | struct ieee80211_supported_band bands[IEEE80211_NUM_BANDS]; |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 860 | |
Reinette Chatre | 80bc539 | 2009-02-13 11:51:19 -0800 | [diff] [blame] | 861 | #if defined(CONFIG_IWLWIFI_SPECTRUM_MEASUREMENT) || defined(CONFIG_IWL3945_SPECTRUM_MEASUREMENT) |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 862 | /* spectrum measurement report caching */ |
Tomas Winkler | 2aa6ab8 | 2008-12-11 10:33:40 -0800 | [diff] [blame] | 863 | struct iwl_spectrum_notification measure_report; |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 864 | u8 measurement_status; |
| 865 | #endif |
| 866 | /* ucode beacon time */ |
| 867 | u32 ucode_beacon_time; |
| 868 | |
Christoph Hellwig | bb8c093 | 2008-01-27 16:41:47 -0800 | [diff] [blame] | 869 | /* we allocate array of iwl4965_channel_info for NIC's valid channels. |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 870 | * Access via channel # using indirect index array */ |
Assaf Krauss | bf85ea4 | 2008-03-14 10:38:49 -0700 | [diff] [blame] | 871 | struct iwl_channel_info *channel_info; /* channel info array */ |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 872 | u8 channel_count; /* # of channels */ |
| 873 | |
Kolekar, Abhijeet | 85d4149 | 2008-12-19 10:37:20 +0800 | [diff] [blame] | 874 | /* each calibration channel group in the EEPROM has a derived |
| 875 | * clip setting for each rate. 3945 only.*/ |
| 876 | const struct iwl3945_clip_group clip39_groups[5]; |
| 877 | |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 878 | /* thermal calibration */ |
| 879 | s32 temperature; /* degrees Kelvin */ |
| 880 | s32 last_temperature; |
| 881 | |
Tomas Winkler | 7c616cb | 2008-05-29 16:35:05 +0800 | [diff] [blame] | 882 | /* init calibration results */ |
Tomas Winkler | 6e21f2c | 2008-09-03 11:26:37 +0800 | [diff] [blame] | 883 | struct iwl_calib_result calib_results[IWL_CALIB_MAX]; |
Tomas Winkler | 7c616cb | 2008-05-29 16:35:05 +0800 | [diff] [blame] | 884 | |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 885 | /* Scan related variables */ |
| 886 | unsigned long last_scan_jiffies; |
Mohamed Abbas | 7878a5a | 2007-11-29 11:10:13 +0800 | [diff] [blame] | 887 | unsigned long next_scan_jiffies; |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 888 | unsigned long scan_start; |
| 889 | unsigned long scan_pass_start; |
| 890 | unsigned long scan_start_tsf; |
Winkler, Tomas | 805cee5 | 2009-01-19 15:30:28 -0800 | [diff] [blame] | 891 | void *scan; |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 892 | int scan_bands; |
Johannes Berg | 1ecf9fc | 2009-04-20 14:36:56 -0700 | [diff] [blame] | 893 | struct cfg80211_scan_request *scan_request; |
Tomas Winkler | 76eff18 | 2008-10-14 12:32:45 -0700 | [diff] [blame] | 894 | u8 scan_tx_ant[IEEE80211_NUM_BANDS]; |
| 895 | u8 mgmt_tx_ant; |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 896 | |
| 897 | /* spinlock */ |
| 898 | spinlock_t lock; /* protect general shared data */ |
| 899 | spinlock_t hcmd_lock; /* protect hcmd */ |
Mohamed Abbas | a8b50a0 | 2009-05-22 11:01:47 -0700 | [diff] [blame] | 900 | spinlock_t reg_lock; /* protect hw register access */ |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 901 | struct mutex mutex; |
| 902 | |
| 903 | /* basic pci-network driver stuff */ |
| 904 | struct pci_dev *pci_dev; |
| 905 | |
| 906 | /* pci hardware address support */ |
| 907 | void __iomem *hw_base; |
Tomas Winkler | b661c81 | 2008-04-23 17:14:54 -0700 | [diff] [blame] | 908 | u32 hw_rev; |
| 909 | u32 hw_wa_rev; |
| 910 | u8 rev_id; |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 911 | |
| 912 | /* uCode images, save to reload in case of failure */ |
Chatre, Reinette | c02b3ac | 2008-12-02 12:14:05 -0800 | [diff] [blame] | 913 | u32 ucode_ver; /* version of ucode, copy of |
| 914 | iwl_ucode.ver */ |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 915 | struct fw_desc ucode_code; /* runtime inst */ |
| 916 | struct fw_desc ucode_data; /* runtime data original */ |
| 917 | struct fw_desc ucode_data_backup; /* runtime data save/restore */ |
| 918 | struct fw_desc ucode_init; /* initialization inst */ |
| 919 | struct fw_desc ucode_init_data; /* initialization data */ |
| 920 | struct fw_desc ucode_boot; /* bootstrap inst */ |
Ron Rindjunsky | dbb983b | 2008-05-15 13:54:12 +0800 | [diff] [blame] | 921 | enum ucode_type ucode_type; |
| 922 | u8 ucode_write_complete; /* the image write is complete */ |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 923 | |
| 924 | |
Tomas Winkler | 3195c1f | 2008-10-08 09:37:30 +0800 | [diff] [blame] | 925 | struct iwl_rxon_time_cmd rxon_timing; |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 926 | |
| 927 | /* We declare this const so it can only be |
| 928 | * changed via explicit cast within the |
| 929 | * routines that actually update the physical |
| 930 | * hardware */ |
Gregory Greenman | c1adf9f | 2008-05-15 13:53:59 +0800 | [diff] [blame] | 931 | const struct iwl_rxon_cmd active_rxon; |
| 932 | struct iwl_rxon_cmd staging_rxon; |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 933 | |
Gregory Greenman | c1adf9f | 2008-05-15 13:53:59 +0800 | [diff] [blame] | 934 | struct iwl_rxon_cmd recovery_rxon; |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 935 | |
| 936 | /* 1st responses from initialize and runtime uCode images. |
| 937 | * 4965's initialize alive response contains some calibration data. */ |
Tomas Winkler | 885ba20 | 2008-05-29 16:34:55 +0800 | [diff] [blame] | 938 | struct iwl_init_alive_resp card_alive_init; |
| 939 | struct iwl_alive_resp card_alive; |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 940 | |
Abhijeet Kolekar | 5c8df2d | 2009-03-11 11:17:55 -0700 | [diff] [blame] | 941 | #ifdef CONFIG_IWLWIFI_LEDS |
Mohamed Abbas | ab53d8a | 2008-03-25 16:33:36 -0700 | [diff] [blame] | 942 | unsigned long last_blink_time; |
| 943 | u8 last_blink_rate; |
| 944 | u8 allow_blinking; |
| 945 | u64 led_tpt; |
Abhijeet Kolekar | 4a8a432 | 2008-12-19 10:37:28 +0800 | [diff] [blame] | 946 | struct iwl_led led[IWL_LED_TRG_MAX]; |
Abhijeet Kolekar | 4a8a432 | 2008-12-19 10:37:28 +0800 | [diff] [blame] | 947 | unsigned int rxtxpackets; |
| 948 | #endif |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 949 | u16 active_rate; |
| 950 | u16 active_rate_basic; |
| 951 | |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 952 | u8 assoc_station_added; |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 953 | u8 start_calib; |
Emmanuel Grumbach | f0832f1 | 2008-04-16 16:34:47 -0700 | [diff] [blame] | 954 | struct iwl_sensitivity_data sensitivity_data; |
| 955 | struct iwl_chain_noise_data chain_noise_data; |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 956 | __le16 sensitivity_tbl[HD_TABLE_SIZE]; |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 957 | |
Ron Rindjunsky | 9e0cc6d | 2007-11-26 16:14:36 +0200 | [diff] [blame] | 958 | struct iwl_ht_info current_ht_config; |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 959 | u8 last_phy_res[100]; |
| 960 | |
| 961 | /* Rate scaling data */ |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 962 | s8 data_retry_limit; |
| 963 | u8 retry_rate; |
| 964 | |
| 965 | wait_queue_head_t wait_command_queue; |
| 966 | |
| 967 | int activity_timer_active; |
| 968 | |
| 969 | /* Rx and Tx DMA processing queues */ |
Tomas Winkler | a55360e | 2008-05-05 10:22:28 +0800 | [diff] [blame] | 970 | struct iwl_rx_queue rxq; |
Ron Rindjunsky | 1646690 | 2008-05-05 10:22:50 +0800 | [diff] [blame] | 971 | struct iwl_tx_queue txq[IWL_MAX_NUM_QUEUES]; |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 972 | unsigned long txq_ctx_active_msk; |
Tomas Winkler | 4ddbb7d | 2008-11-07 09:58:40 -0800 | [diff] [blame] | 973 | struct iwl_dma_ptr kw; /* keep warm address */ |
| 974 | struct iwl_dma_ptr scd_bc_tbls; |
| 975 | |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 976 | u32 scd_base_addr; /* scheduler sram base address */ |
| 977 | |
| 978 | unsigned long status; |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 979 | |
Tomas Winkler | a96a27f | 2008-10-23 23:48:56 -0700 | [diff] [blame] | 980 | int last_rx_rssi; /* From Rx packet statistics */ |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 981 | int last_rx_noise; /* From beacon statistics */ |
| 982 | |
Tomas Winkler | 19758be | 2008-03-12 16:58:51 -0700 | [diff] [blame] | 983 | /* counts mgmt, ctl, and data packets */ |
| 984 | struct traffic_stats { |
| 985 | u32 cnt; |
| 986 | u64 bytes; |
| 987 | } tx_stats[3], rx_stats[3]; |
| 988 | |
Wey-Yi Guy | a83b914 | 2009-04-08 11:39:32 -0700 | [diff] [blame] | 989 | /* counts interrupts */ |
| 990 | struct isr_statistics isr_stats; |
| 991 | |
Mohamed Abbas | 5da4b55 | 2008-04-21 15:41:51 -0700 | [diff] [blame] | 992 | struct iwl_power_mgr power_data; |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 993 | |
Emmanuel Grumbach | 8f91aec | 2008-06-30 17:23:07 +0800 | [diff] [blame] | 994 | struct iwl_notif_statistics statistics; |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 995 | unsigned long last_statistics_time; |
| 996 | |
| 997 | /* context information */ |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 998 | u16 rates_mask; |
| 999 | |
| 1000 | u32 power_mode; |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 1001 | u8 bssid[ETH_ALEN]; |
| 1002 | u16 rts_threshold; |
| 1003 | u8 mac_addr[ETH_ALEN]; |
| 1004 | |
| 1005 | /*station table variables */ |
| 1006 | spinlock_t sta_lock; |
| 1007 | int num_stations; |
Tomas Winkler | 6def976 | 2008-05-05 10:22:31 +0800 | [diff] [blame] | 1008 | struct iwl_station_entry stations[IWL_STATION_COUNT]; |
Emmanuel Grumbach | 6974e36 | 2008-04-14 21:16:06 -0700 | [diff] [blame] | 1009 | struct iwl_wep_key wep_keys[WEP_KEYS_MAX]; |
| 1010 | u8 default_wep_key; |
| 1011 | u8 key_mapping_key; |
Emmanuel Grumbach | 80fb47a | 2008-04-14 21:16:08 -0700 | [diff] [blame] | 1012 | unsigned long ucode_key_table; |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 1013 | |
Johannes Berg | e4e72fb | 2009-03-23 17:28:42 +0100 | [diff] [blame] | 1014 | /* queue refcounts */ |
| 1015 | #define IWL_MAX_HW_QUEUES 32 |
| 1016 | unsigned long queue_stopped[BITS_TO_LONGS(IWL_MAX_HW_QUEUES)]; |
| 1017 | /* for each AC */ |
| 1018 | atomic_t queue_stop_count[4]; |
| 1019 | |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 1020 | /* Indication if ieee80211_ops->open has been called */ |
Tomas Winkler | 69dc5d9 | 2008-03-25 16:33:41 -0700 | [diff] [blame] | 1021 | u8 is_open; |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 1022 | |
| 1023 | u8 mac80211_registered; |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 1024 | |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 1025 | /* Rx'd packet timing information */ |
| 1026 | u32 last_beacon_time; |
| 1027 | u64 last_tsf; |
| 1028 | |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 1029 | /* eeprom */ |
Tomas Winkler | 073d3f5 | 2008-04-21 15:41:52 -0700 | [diff] [blame] | 1030 | u8 *eeprom; |
Wey-Yi Guy | 0848e29 | 2009-05-22 11:01:46 -0700 | [diff] [blame] | 1031 | int nvm_device_type; |
Tomas Winkler | 073d3f5 | 2008-04-21 15:41:52 -0700 | [diff] [blame] | 1032 | struct iwl_eeprom_calib_info *calib_info; |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 1033 | |
Johannes Berg | 05c914f | 2008-09-11 00:01:58 +0200 | [diff] [blame] | 1034 | enum nl80211_iftype iw_mode; |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 1035 | |
| 1036 | struct sk_buff *ibss_beacon; |
| 1037 | |
| 1038 | /* Last Rx'd beacon timestamp */ |
Tomas Winkler | 3109ece | 2008-03-28 16:33:35 -0700 | [diff] [blame] | 1039 | u64 timestamp; |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 1040 | u16 beacon_int; |
Johannes Berg | 32bfd35 | 2007-12-19 01:31:26 +0100 | [diff] [blame] | 1041 | struct ieee80211_vif *vif; |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 1042 | |
Winkler, Tomas | 8cd812b | 2008-12-19 10:37:43 +0800 | [diff] [blame] | 1043 | /*Added for 3945 */ |
Abhijeet Kolekar | 3832ec9 | 2008-12-19 10:37:26 +0800 | [diff] [blame] | 1044 | void *shared_virt; |
| 1045 | dma_addr_t shared_phys; |
| 1046 | /*End*/ |
Tomas Winkler | 5425e49 | 2008-04-15 16:01:38 -0700 | [diff] [blame] | 1047 | struct iwl_hw_params hw_params; |
Tomas Winkler | 4ddbb7d | 2008-11-07 09:58:40 -0800 | [diff] [blame] | 1048 | |
Mohamed Abbas | ef850d7 | 2009-05-22 11:01:50 -0700 | [diff] [blame] | 1049 | /* INT ICT Table */ |
| 1050 | u32 *ict_tbl; |
| 1051 | dma_addr_t ict_tbl_dma; |
| 1052 | dma_addr_t aligned_ict_tbl_dma; |
| 1053 | int ict_index; |
| 1054 | void *ict_tbl_vir; |
| 1055 | u32 inta; |
| 1056 | bool use_ict; |
Tomas Winkler | 059ff82 | 2008-04-14 21:16:14 -0700 | [diff] [blame] | 1057 | |
Mohamed Abbas | 40cefda | 2009-05-22 11:01:52 -0700 | [diff] [blame] | 1058 | u32 inta_mask; |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 1059 | /* Current association information needed to configure the |
| 1060 | * hardware */ |
| 1061 | u16 assoc_id; |
| 1062 | u16 assoc_capability; |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 1063 | |
Emmanuel Grumbach | 1ff50bd | 2008-07-11 11:53:34 +0800 | [diff] [blame] | 1064 | struct iwl_qos_info qos_data; |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 1065 | |
| 1066 | struct workqueue_struct *workqueue; |
| 1067 | |
| 1068 | struct work_struct up; |
| 1069 | struct work_struct restart; |
| 1070 | struct work_struct calibrated_work; |
| 1071 | struct work_struct scan_completed; |
| 1072 | struct work_struct rx_replenish; |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 1073 | struct work_struct abort_scan; |
| 1074 | struct work_struct update_link_led; |
| 1075 | struct work_struct auth_work; |
| 1076 | struct work_struct report_work; |
| 1077 | struct work_struct request_scan; |
| 1078 | struct work_struct beacon_update; |
| 1079 | |
| 1080 | struct tasklet_struct irq_tasklet; |
| 1081 | |
| 1082 | struct delayed_work init_alive_start; |
| 1083 | struct delayed_work alive_start; |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 1084 | struct delayed_work scan_check; |
Abhijeet Kolekar | 4a8a432 | 2008-12-19 10:37:28 +0800 | [diff] [blame] | 1085 | |
| 1086 | /*For 3945 only*/ |
| 1087 | struct delayed_work thermal_periodic; |
Helmut Schaa | 2663516 | 2009-01-15 09:38:44 +0100 | [diff] [blame] | 1088 | struct delayed_work rfkill_poll; |
Abhijeet Kolekar | 4a8a432 | 2008-12-19 10:37:28 +0800 | [diff] [blame] | 1089 | |
Tomas Winkler | 630fe9b | 2008-06-12 09:47:08 +0800 | [diff] [blame] | 1090 | /* TX Power */ |
| 1091 | s8 tx_power_user_lmt; |
| 1092 | s8 tx_power_channel_lmt; |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 1093 | |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 1094 | |
Samuel Ortiz | d08853a | 2009-01-23 13:45:17 -0800 | [diff] [blame] | 1095 | #ifdef CONFIG_IWLWIFI_DEBUG |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 1096 | /* debugging info */ |
Ester Kummer | bf403db | 2008-05-05 10:22:40 +0800 | [diff] [blame] | 1097 | u32 debug_level; |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 1098 | u32 framecnt_to_us; |
| 1099 | atomic_t restrict_refcnt; |
Tomas Winkler | 712b6cf | 2008-03-12 16:58:52 -0700 | [diff] [blame] | 1100 | #ifdef CONFIG_IWLWIFI_DEBUGFS |
| 1101 | /* debugfs */ |
| 1102 | struct iwl_debugfs *dbgfs; |
| 1103 | #endif /* CONFIG_IWLWIFI_DEBUGFS */ |
| 1104 | #endif /* CONFIG_IWLWIFI_DEBUG */ |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 1105 | |
| 1106 | struct work_struct txpower_work; |
Tomas Winkler | 445c2df | 2008-05-15 13:54:16 +0800 | [diff] [blame] | 1107 | u32 disable_sens_cal; |
| 1108 | u32 disable_chain_noise_cal; |
Emmanuel Grumbach | 203566f | 2008-06-12 09:46:54 +0800 | [diff] [blame] | 1109 | u32 disable_tx_power_cal; |
Emmanuel Grumbach | 16e727e | 2008-06-12 09:46:52 +0800 | [diff] [blame] | 1110 | struct work_struct run_time_calib_work; |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 1111 | struct timer_list statistics_periodic; |
Mohamed Abbas | 086ed11 | 2009-05-22 11:01:54 -0700 | [diff] [blame] | 1112 | bool hw_ready; |
Abhijeet Kolekar | 4a8a432 | 2008-12-19 10:37:28 +0800 | [diff] [blame] | 1113 | /*For 3945*/ |
| 1114 | #define IWL_DEFAULT_TX_POWER 0x0F |
Abhijeet Kolekar | 4a8a432 | 2008-12-19 10:37:28 +0800 | [diff] [blame] | 1115 | |
Abhijeet Kolekar | 4a8a432 | 2008-12-19 10:37:28 +0800 | [diff] [blame] | 1116 | struct iwl3945_notif_statistics statistics_39; |
| 1117 | |
Abhijeet Kolekar | 4a8a432 | 2008-12-19 10:37:28 +0800 | [diff] [blame] | 1118 | u32 sta_supp_rates; |
Tomas Winkler | c79dd5b | 2008-03-12 16:58:50 -0700 | [diff] [blame] | 1119 | }; /*iwl_priv */ |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 1120 | |
Ron Rindjunsky | 3647074 | 2008-05-15 13:54:10 +0800 | [diff] [blame] | 1121 | static inline void iwl_txq_ctx_activate(struct iwl_priv *priv, int txq_id) |
| 1122 | { |
| 1123 | set_bit(txq_id, &priv->txq_ctx_active_msk); |
| 1124 | } |
| 1125 | |
| 1126 | static inline void iwl_txq_ctx_deactivate(struct iwl_priv *priv, int txq_id) |
| 1127 | { |
| 1128 | clear_bit(txq_id, &priv->txq_ctx_active_msk); |
| 1129 | } |
| 1130 | |
Helmut Schaa | 994d31f | 2008-07-02 12:17:06 +0200 | [diff] [blame] | 1131 | #ifdef CONFIG_IWLWIFI_DEBUG |
Tomas Winkler | a332f8d | 2008-05-29 16:35:08 +0800 | [diff] [blame] | 1132 | const char *iwl_get_tx_fail_reason(u32 status); |
| 1133 | #else |
| 1134 | static inline const char *iwl_get_tx_fail_reason(u32 status) { return ""; } |
| 1135 | #endif |
| 1136 | |
| 1137 | |
Tomas Winkler | a332f8d | 2008-05-29 16:35:08 +0800 | [diff] [blame] | 1138 | static inline struct ieee80211_hdr *iwl_tx_queue_get_hdr(struct iwl_priv *priv, |
| 1139 | int txq_id, int idx) |
| 1140 | { |
| 1141 | if (priv->txq[txq_id].txb[idx].skb[0]) |
| 1142 | return (struct ieee80211_hdr *)priv->txq[txq_id]. |
| 1143 | txb[idx].skb[0]->data; |
| 1144 | return NULL; |
| 1145 | } |
Tomas Winkler | a332f8d | 2008-05-29 16:35:08 +0800 | [diff] [blame] | 1146 | |
| 1147 | |
Tomas Winkler | 3109ece | 2008-03-28 16:33:35 -0700 | [diff] [blame] | 1148 | static inline int iwl_is_associated(struct iwl_priv *priv) |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 1149 | { |
| 1150 | return (priv->active_rxon.filter_flags & RXON_FILTER_ASSOC_MSK) ? 1 : 0; |
| 1151 | } |
| 1152 | |
Assaf Krauss | bf85ea4 | 2008-03-14 10:38:49 -0700 | [diff] [blame] | 1153 | static inline int is_channel_valid(const struct iwl_channel_info *ch_info) |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 1154 | { |
| 1155 | if (ch_info == NULL) |
| 1156 | return 0; |
| 1157 | return (ch_info->flags & EEPROM_CHANNEL_VALID) ? 1 : 0; |
| 1158 | } |
| 1159 | |
Assaf Krauss | bf85ea4 | 2008-03-14 10:38:49 -0700 | [diff] [blame] | 1160 | static inline int is_channel_radar(const struct iwl_channel_info *ch_info) |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 1161 | { |
| 1162 | return (ch_info->flags & EEPROM_CHANNEL_RADAR) ? 1 : 0; |
| 1163 | } |
| 1164 | |
Assaf Krauss | bf85ea4 | 2008-03-14 10:38:49 -0700 | [diff] [blame] | 1165 | static inline u8 is_channel_a_band(const struct iwl_channel_info *ch_info) |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 1166 | { |
Johannes Berg | 8318d78 | 2008-01-24 19:38:38 +0100 | [diff] [blame] | 1167 | return ch_info->band == IEEE80211_BAND_5GHZ; |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 1168 | } |
| 1169 | |
Assaf Krauss | bf85ea4 | 2008-03-14 10:38:49 -0700 | [diff] [blame] | 1170 | static inline u8 is_channel_bg_band(const struct iwl_channel_info *ch_info) |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 1171 | { |
Johannes Berg | 8318d78 | 2008-01-24 19:38:38 +0100 | [diff] [blame] | 1172 | return ch_info->band == IEEE80211_BAND_2GHZ; |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 1173 | } |
| 1174 | |
Assaf Krauss | bf85ea4 | 2008-03-14 10:38:49 -0700 | [diff] [blame] | 1175 | static inline int is_channel_passive(const struct iwl_channel_info *ch) |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 1176 | { |
| 1177 | return (!(ch->flags & EEPROM_CHANNEL_ACTIVE)) ? 1 : 0; |
| 1178 | } |
| 1179 | |
Assaf Krauss | bf85ea4 | 2008-03-14 10:38:49 -0700 | [diff] [blame] | 1180 | static inline int is_channel_ibss(const struct iwl_channel_info *ch) |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 1181 | { |
| 1182 | return ((ch->flags & EEPROM_CHANNEL_IBSS)) ? 1 : 0; |
| 1183 | } |
| 1184 | |
Emmanuel Grumbach | be1f3ab6 | 2008-06-12 09:47:18 +0800 | [diff] [blame] | 1185 | #endif /* __iwl_dev_h__ */ |