Zhu Yi | b481de9 | 2007-09-25 17:54:57 -0700 | [diff] [blame] | 1 | /****************************************************************************** |
| 2 | * |
Wey-Yi Guy | 4e31826 | 2011-12-27 11:21:32 -0800 | [diff] [blame] | 3 | * Copyright(c) 2003 - 2012 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 | */ |
| 30 | |
Emmanuel Grumbach | be1f3ab6 | 2008-06-12 09:47:18 +0800 | [diff] [blame] | 31 | #ifndef __iwl_dev_h__ |
| 32 | #define __iwl_dev_h__ |
Zhu Yi | b481de9 | 2007-09-25 17:54:57 -0700 | [diff] [blame] | 33 | |
Alexey Dobriyan | a6b7a40 | 2011-06-06 10:43:46 +0000 | [diff] [blame] | 34 | #include <linux/interrupt.h> |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 35 | #include <linux/kernel.h> |
Johannes Berg | 7194207c | 2011-01-04 16:22:00 -0800 | [diff] [blame] | 36 | #include <linux/wait.h> |
Wey-Yi Guy | 5ed540a | 2011-01-21 15:26:39 -0800 | [diff] [blame] | 37 | #include <linux/leds.h> |
Emmanuel Grumbach | dfa2bdb | 2011-08-25 23:11:23 -0700 | [diff] [blame] | 38 | #include <linux/slab.h> |
Johannes Berg | b1eea29 | 2012-03-06 13:30:42 -0800 | [diff] [blame] | 39 | #include <linux/mutex.h> |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 40 | |
Johannes Berg | 6238b00 | 2012-04-02 15:04:33 +0200 | [diff] [blame] | 41 | #include "iwl-fw.h" |
Assaf Krauss | 6bc913b | 2008-03-11 16:17:18 -0700 | [diff] [blame] | 42 | #include "iwl-eeprom.h" |
Winkler, Tomas | dbb6654 | 2008-12-22 11:31:14 +0800 | [diff] [blame] | 43 | #include "iwl-csr.h" |
Winkler, Tomas | dbb6654 | 2008-12-22 11:31:14 +0800 | [diff] [blame] | 44 | #include "iwl-debug.h" |
Wey-Yi Guy | b744cb7 | 2010-03-23 11:37:59 -0700 | [diff] [blame] | 45 | #include "iwl-agn-hw.h" |
Mohamed Abbas | ab53d8a | 2008-03-25 16:33:36 -0700 | [diff] [blame] | 46 | #include "iwl-led.h" |
Mohamed Abbas | 5da4b55 | 2008-04-21 15:41:51 -0700 | [diff] [blame] | 47 | #include "iwl-power.h" |
Tomas Winkler | e227cea | 2008-07-18 13:53:05 +0800 | [diff] [blame] | 48 | #include "iwl-agn-rs.h" |
Wey-Yi Guy | 0975cc8 | 2010-07-31 08:34:07 -0700 | [diff] [blame] | 49 | #include "iwl-agn-tt.h" |
Emmanuel Grumbach | 41c5054 | 2011-07-11 08:51:04 +0300 | [diff] [blame] | 50 | #include "iwl-trans.h" |
Emmanuel Grumbach | d0f76d6 | 2012-02-09 16:08:15 +0200 | [diff] [blame] | 51 | #include "iwl-op-mode.h" |
Johannes Berg | 4bd14dd | 2012-03-06 13:30:58 -0800 | [diff] [blame] | 52 | #include "iwl-notif-wait.h" |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 53 | |
Ron Rindjunsky | 099b40b | 2008-04-21 15:41:53 -0700 | [diff] [blame] | 54 | /* CT-KILL constants */ |
Wey-Yi Guy | 672639d | 2009-07-24 11:13:01 -0700 | [diff] [blame] | 55 | #define CT_KILL_THRESHOLD_LEGACY 110 /* in Celsius */ |
| 56 | #define CT_KILL_THRESHOLD 114 /* in Celsius */ |
| 57 | #define CT_KILL_EXIT_THRESHOLD 95 /* in Celsius */ |
Tomas Winkler | 4bf775c | 2008-03-04 18:09:31 -0800 | [diff] [blame] | 58 | |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 59 | /* Default noise level to report when noise measurement is not available. |
| 60 | * This may be because we're: |
Wey-Yi Guy | c4db616 | 2011-11-30 00:14:53 -0800 | [diff] [blame] | 61 | * 1) Not associated no beacon statistics being sent to driver) |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 62 | * 2) Scanning (noise measurement does not apply to associated channel) |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 63 | * Use default noise value of -127 ... this is below the range of measurable |
Wey-Yi Guy | c4db616 | 2011-11-30 00:14:53 -0800 | [diff] [blame] | 64 | * Rx dBm for all agn devices, so it can indicate "unmeasurable" to user. |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 65 | * Also, -127 works better than 0 when averaging frames with/without |
| 66 | * noise info (e.g. averaging might be done in app); measured dBm values are |
| 67 | * always negative ... using a negative value as the default keeps all |
| 68 | * averages within an s8's (used in some apps) range of negative values. */ |
| 69 | #define IWL_NOISE_MEAS_NOT_AVAILABLE (-127) |
| 70 | |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 71 | /* |
| 72 | * RTS threshold here is total size [2347] minus 4 FCS bytes |
| 73 | * Per spec: |
| 74 | * a value of 0 means RTS on all data/management packets |
| 75 | * a value > max MSDU size means no RTS |
| 76 | * else RTS for data/management frames where MPDU is larger |
| 77 | * than RTS value. |
| 78 | */ |
| 79 | #define DEFAULT_RTS_THRESHOLD 2347U |
| 80 | #define MIN_RTS_THRESHOLD 0U |
| 81 | #define MAX_RTS_THRESHOLD 2347U |
| 82 | #define MAX_MSDU_SIZE 2304U |
| 83 | #define MAX_MPDU_SIZE 2346U |
Johannes Berg | 51b7ef0 | 2011-05-11 08:17:20 -0700 | [diff] [blame] | 84 | #define DEFAULT_BEACON_INTERVAL 200U |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 85 | #define DEFAULT_SHORT_RETRY_LIMIT 7U |
| 86 | #define DEFAULT_LONG_RETRY_LIMIT 4U |
| 87 | |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 88 | #define IWL_NUM_SCAN_RATES (2) |
| 89 | |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 90 | /* |
| 91 | * One for each channel, holds all channel setup data |
| 92 | * Some of the fields (e.g. eeprom and flags/max_power_avg) are redundant |
| 93 | * with one another! |
| 94 | */ |
Assaf Krauss | bf85ea4 | 2008-03-14 10:38:49 -0700 | [diff] [blame] | 95 | struct iwl_channel_info { |
Tomas Winkler | 073d3f5 | 2008-04-21 15:41:52 -0700 | [diff] [blame] | 96 | struct iwl_eeprom_channel eeprom; /* EEPROM regulatory limit */ |
Wey-Yi Guy | 7aafef1 | 2009-08-07 15:41:38 -0700 | [diff] [blame] | 97 | struct iwl_eeprom_channel ht40_eeprom; /* EEPROM regulatory limit for |
| 98 | * HT40 channel */ |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 99 | |
| 100 | u8 channel; /* channel number */ |
| 101 | u8 flags; /* flags copied from EEPROM */ |
| 102 | s8 max_power_avg; /* (dBm) regul. eeprom, normal Tx, any rate */ |
Ben Cahill | fcd427b | 2007-11-29 11:10:00 +0800 | [diff] [blame] | 103 | s8 curr_txpow; /* (dBm) regulatory/spectrum/user (not h/w) limit */ |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 104 | s8 min_power; /* always 0 */ |
| 105 | s8 scan_power; /* (dBm) regul. eeprom, direct scans, any rate */ |
| 106 | |
| 107 | u8 group_index; /* 0-4, maps channel to group1/2/3/4/5 */ |
| 108 | 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] | 109 | enum ieee80211_band band; |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 110 | |
Wey-Yi Guy | 7aafef1 | 2009-08-07 15:41:38 -0700 | [diff] [blame] | 111 | /* HT40 channel info */ |
| 112 | s8 ht40_max_power_avg; /* (dBm) regul. eeprom, normal Tx, any rate */ |
Wey-Yi Guy | 7aafef1 | 2009-08-07 15:41:38 -0700 | [diff] [blame] | 113 | u8 ht40_flags; /* flags copied from EEPROM */ |
| 114 | u8 ht40_extension_channel; /* HT_IE_EXT_CHANNEL_* */ |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 115 | }; |
| 116 | |
Johannes Berg | 72c04ce | 2011-07-23 10:24:40 -0700 | [diff] [blame] | 117 | /* |
| 118 | * Minimum number of queues. MAX_NUM is defined in hw specific files. |
| 119 | * Set the minimum to accommodate |
| 120 | * - 4 standard TX queues |
| 121 | * - the command queue |
| 122 | * - 4 PAN TX queues |
| 123 | * - the PAN multicast queue, and |
| 124 | * - the AUX (TX during scan dwell) queue. |
| 125 | */ |
| 126 | #define IWL_MIN_NUM_QUEUES 11 |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 127 | |
Wey-Yi Guy | bd35f15 | 2009-10-09 13:20:23 -0700 | [diff] [blame] | 128 | /* |
Johannes Berg | 13bb948 | 2010-08-23 10:46:33 +0200 | [diff] [blame] | 129 | * Command queue depends on iPAN support. |
Wey-Yi Guy | bd35f15 | 2009-10-09 13:20:23 -0700 | [diff] [blame] | 130 | */ |
Johannes Berg | 13bb948 | 2010-08-23 10:46:33 +0200 | [diff] [blame] | 131 | #define IWL_DEFAULT_CMD_QUEUE_NUM 4 |
| 132 | #define IWL_IPAN_CMD_QUEUE_NUM 9 |
Wey-Yi Guy | bd35f15 | 2009-10-09 13:20:23 -0700 | [diff] [blame] | 133 | |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 134 | #define IEEE80211_DATA_LEN 2304 |
| 135 | #define IEEE80211_4ADDR_LEN 30 |
| 136 | #define IEEE80211_HLEN (IEEE80211_4ADDR_LEN) |
| 137 | #define IEEE80211_FRAME_LEN (IEEE80211_DATA_LEN + IEEE80211_HLEN) |
| 138 | |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 139 | #define SUP_RATE_11A_MAX_NUM_CHANNELS 8 |
| 140 | #define SUP_RATE_11B_MAX_NUM_CHANNELS 4 |
| 141 | #define SUP_RATE_11G_MAX_NUM_CHANNELS 12 |
| 142 | |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 143 | #define IWL_SUPPORTED_RATES_IE_LEN 8 |
| 144 | |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 145 | #define IWL_INVALID_RATE 0xFF |
| 146 | #define IWL_INVALID_VALUE -1 |
| 147 | |
Kolekar, Abhijeet | a78fe75 | 2008-12-19 10:37:21 +0800 | [diff] [blame] | 148 | union iwl_ht_rate_supp { |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 149 | u16 rates; |
| 150 | struct { |
| 151 | u8 siso_rate; |
| 152 | u8 mimo_rate; |
| 153 | }; |
| 154 | }; |
| 155 | |
Wey-Yi Guy | 172c1d1 | 2010-08-04 12:02:43 -0700 | [diff] [blame] | 156 | #define CFG_HT_RX_AMPDU_FACTOR_8K (0x0) |
| 157 | #define CFG_HT_RX_AMPDU_FACTOR_16K (0x1) |
| 158 | #define CFG_HT_RX_AMPDU_FACTOR_32K (0x2) |
| 159 | #define CFG_HT_RX_AMPDU_FACTOR_64K (0x3) |
| 160 | #define CFG_HT_RX_AMPDU_FACTOR_DEF CFG_HT_RX_AMPDU_FACTOR_64K |
| 161 | #define CFG_HT_RX_AMPDU_FACTOR_MAX CFG_HT_RX_AMPDU_FACTOR_64K |
| 162 | #define CFG_HT_RX_AMPDU_FACTOR_MIN CFG_HT_RX_AMPDU_FACTOR_8K |
Wey-Yi Guy | bcc693a | 2009-07-24 11:13:09 -0700 | [diff] [blame] | 163 | |
| 164 | /* |
| 165 | * Maximal MPDU density for TX aggregation |
| 166 | * 4 - 2us density |
| 167 | * 5 - 4us density |
| 168 | * 6 - 8us density |
| 169 | * 7 - 16us density |
| 170 | */ |
Wey-Yi Guy | 172c1d1 | 2010-08-04 12:02:43 -0700 | [diff] [blame] | 171 | #define CFG_HT_MPDU_DENSITY_2USEC (0x4) |
Wey-Yi Guy | bcc693a | 2009-07-24 11:13:09 -0700 | [diff] [blame] | 172 | #define CFG_HT_MPDU_DENSITY_4USEC (0x5) |
Wey-Yi Guy | 172c1d1 | 2010-08-04 12:02:43 -0700 | [diff] [blame] | 173 | #define CFG_HT_MPDU_DENSITY_8USEC (0x6) |
| 174 | #define CFG_HT_MPDU_DENSITY_16USEC (0x7) |
Wey-Yi Guy | bcc693a | 2009-07-24 11:13:09 -0700 | [diff] [blame] | 175 | #define CFG_HT_MPDU_DENSITY_DEF CFG_HT_MPDU_DENSITY_4USEC |
Wey-Yi Guy | 172c1d1 | 2010-08-04 12:02:43 -0700 | [diff] [blame] | 176 | #define CFG_HT_MPDU_DENSITY_MAX CFG_HT_MPDU_DENSITY_16USEC |
| 177 | #define CFG_HT_MPDU_DENSITY_MIN (0x1) |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 178 | |
Johannes Berg | fad95bf | 2009-09-11 10:38:15 -0700 | [diff] [blame] | 179 | struct iwl_ht_config { |
Johannes Berg | 02bb1be | 2009-09-11 10:38:17 -0700 | [diff] [blame] | 180 | bool single_chain_sufficient; |
Johannes Berg | ba37a3d | 2009-12-10 14:37:27 -0800 | [diff] [blame] | 181 | enum ieee80211_smps_mode smps; /* current smps mode */ |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 182 | }; |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 183 | |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 184 | /* QoS structures */ |
Emmanuel Grumbach | 1ff50bd | 2008-07-11 11:53:34 +0800 | [diff] [blame] | 185 | struct iwl_qos_info { |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 186 | int qos_active; |
Emmanuel Grumbach | 1ff50bd | 2008-07-11 11:53:34 +0800 | [diff] [blame] | 187 | struct iwl_qosparam_cmd def_qos_parm; |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 188 | }; |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 189 | |
Emmanuel Grumbach | 04cf682 | 2011-11-23 11:06:12 +0200 | [diff] [blame] | 190 | /** |
| 191 | * enum iwl_agg_state |
| 192 | * |
| 193 | * The state machine of the BA agreement establishment / tear down. |
| 194 | * These states relate to a specific RA / TID. |
| 195 | * |
| 196 | * @IWL_AGG_OFF: aggregation is not used |
Emmanuel Grumbach | 682e5f6 | 2012-03-26 15:50:55 +0200 | [diff] [blame] | 197 | * @IWL_AGG_STARTING: aggregation are starting (between start and oper) |
Emmanuel Grumbach | 04cf682 | 2011-11-23 11:06:12 +0200 | [diff] [blame] | 198 | * @IWL_AGG_ON: aggregation session is up |
| 199 | * @IWL_EMPTYING_HW_QUEUE_ADDBA: establishing a BA session - waiting for the |
| 200 | * HW queue to be empty from packets for this RA /TID. |
| 201 | * @IWL_EMPTYING_HW_QUEUE_DELBA: tearing down a BA session - waiting for the |
| 202 | * HW queue to be empty from packets for this RA /TID. |
| 203 | */ |
| 204 | enum iwl_agg_state { |
| 205 | IWL_AGG_OFF = 0, |
Emmanuel Grumbach | 682e5f6 | 2012-03-26 15:50:55 +0200 | [diff] [blame] | 206 | IWL_AGG_STARTING, |
Emmanuel Grumbach | 04cf682 | 2011-11-23 11:06:12 +0200 | [diff] [blame] | 207 | IWL_AGG_ON, |
| 208 | IWL_EMPTYING_HW_QUEUE_ADDBA, |
| 209 | IWL_EMPTYING_HW_QUEUE_DELBA, |
| 210 | }; |
| 211 | |
| 212 | /** |
| 213 | * struct iwl_ht_agg - aggregation state machine |
| 214 | |
| 215 | * This structs holds the states for the BA agreement establishment and tear |
| 216 | * down. It also holds the state during the BA session itself. This struct is |
| 217 | * duplicated for each RA / TID. |
| 218 | |
| 219 | * @rate_n_flags: Rate at which Tx was attempted. Holds the data between the |
| 220 | * Tx response (REPLY_TX), and the block ack notification |
| 221 | * (REPLY_COMPRESSED_BA). |
| 222 | * @state: state of the BA agreement establishment / tear down. |
Johannes Berg | 9eae88f | 2012-03-15 13:26:52 -0700 | [diff] [blame] | 223 | * @txq_id: Tx queue used by the BA session |
Emmanuel Grumbach | 04cf682 | 2011-11-23 11:06:12 +0200 | [diff] [blame] | 224 | * @ssn: the first packet to be sent in AGG HW queue in Tx AGG start flow, or |
| 225 | * the first packet to be sent in legacy HW queue in Tx AGG stop flow. |
| 226 | * Basically when next_reclaimed reaches ssn, we can tell mac80211 that |
| 227 | * we are ready to finish the Tx AGG stop / start flow. |
| 228 | * @wait_for_ba: Expect block-ack before next Tx reply |
| 229 | */ |
| 230 | struct iwl_ht_agg { |
| 231 | u32 rate_n_flags; |
| 232 | enum iwl_agg_state state; |
| 233 | u16 txq_id; |
| 234 | u16 ssn; |
| 235 | bool wait_for_ba; |
| 236 | }; |
| 237 | |
| 238 | /** |
| 239 | * struct iwl_tid_data - one for each RA / TID |
| 240 | |
| 241 | * This structs holds the states for each RA / TID. |
| 242 | |
| 243 | * @seq_number: the next WiFi sequence number to use |
| 244 | * @next_reclaimed: the WiFi sequence number of the next packet to be acked. |
| 245 | * This is basically (last acked packet++). |
| 246 | * @agg: aggregation state machine |
| 247 | */ |
| 248 | struct iwl_tid_data { |
| 249 | u16 seq_number; |
| 250 | u16 next_reclaimed; |
| 251 | struct iwl_ht_agg agg; |
| 252 | }; |
| 253 | |
Reinette Chatre | fe6b23d | 2010-02-22 16:24:47 -0800 | [diff] [blame] | 254 | /* |
| 255 | * Structure should be accessed with sta_lock held. When station addition |
| 256 | * is in progress (IWL_STA_UCODE_INPROGRESS) it is possible to access only |
| 257 | * the commands (iwl_addsta_cmd and iwl_link_quality_cmd) without sta_lock |
| 258 | * held. |
| 259 | */ |
Tomas Winkler | 6def976 | 2008-05-05 10:22:31 +0800 | [diff] [blame] | 260 | struct iwl_station_entry { |
Tomas Winkler | 133636d | 2008-05-05 10:22:34 +0800 | [diff] [blame] | 261 | struct iwl_addsta_cmd sta; |
Johannes Berg | dcef732 | 2010-08-27 08:55:52 -0700 | [diff] [blame] | 262 | u8 used, ctxid; |
Reinette Chatre | fe6b23d | 2010-02-22 16:24:47 -0800 | [diff] [blame] | 263 | struct iwl_link_quality_cmd *lq; |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 264 | }; |
| 265 | |
Reinette Chatre | 8d9698b | 2009-10-16 14:25:55 -0700 | [diff] [blame] | 266 | /* |
| 267 | * iwl_station_priv: Driver's private station information |
| 268 | * |
| 269 | * When mac80211 creates a station it reserves some space (hw->sta_data_size) |
| 270 | * in the structure for use by driver. This structure is places in that |
| 271 | * space. |
Reinette Chatre | 8d9698b | 2009-10-16 14:25:55 -0700 | [diff] [blame] | 272 | */ |
| 273 | struct iwl_station_priv { |
Johannes Berg | c689290 | 2011-09-20 15:37:21 -0700 | [diff] [blame] | 274 | struct iwl_rxon_context *ctx; |
Reinette Chatre | 8d9698b | 2009-10-16 14:25:55 -0700 | [diff] [blame] | 275 | struct iwl_lq_sta lq_sta; |
Johannes Berg | 6ab10ff | 2009-11-13 11:56:37 -0800 | [diff] [blame] | 276 | atomic_t pending_frames; |
| 277 | bool client; |
| 278 | bool asleep; |
Johannes Berg | 7b09068 | 2011-01-19 02:53:54 -0800 | [diff] [blame] | 279 | u8 max_agg_bufsize; |
Johannes Berg | c689290 | 2011-09-20 15:37:21 -0700 | [diff] [blame] | 280 | u8 sta_id; |
Reinette Chatre | 8d9698b | 2009-10-16 14:25:55 -0700 | [diff] [blame] | 281 | }; |
| 282 | |
Johannes Berg | fd1af15 | 2010-04-30 11:30:43 -0700 | [diff] [blame] | 283 | /** |
| 284 | * struct iwl_vif_priv - driver's private per-interface information |
| 285 | * |
| 286 | * When mac80211 allocates a virtual interface, it can allocate |
| 287 | * space for us to put data into. |
| 288 | */ |
| 289 | struct iwl_vif_priv { |
Johannes Berg | 246ed35 | 2010-08-23 10:46:32 +0200 | [diff] [blame] | 290 | struct iwl_rxon_context *ctx; |
Johannes Berg | fd1af15 | 2010-04-30 11:30:43 -0700 | [diff] [blame] | 291 | u8 ibss_bssid_sta_id; |
| 292 | }; |
| 293 | |
Emmanuel Grumbach | f0832f1 | 2008-04-16 16:34:47 -0700 | [diff] [blame] | 294 | struct iwl_sensitivity_ranges { |
| 295 | u16 min_nrg_cck; |
Emmanuel Grumbach | f0832f1 | 2008-04-16 16:34:47 -0700 | [diff] [blame] | 296 | |
| 297 | u16 nrg_th_cck; |
| 298 | u16 nrg_th_ofdm; |
| 299 | |
| 300 | u16 auto_corr_min_ofdm; |
| 301 | u16 auto_corr_min_ofdm_mrc; |
| 302 | u16 auto_corr_min_ofdm_x1; |
| 303 | u16 auto_corr_min_ofdm_mrc_x1; |
| 304 | |
| 305 | u16 auto_corr_max_ofdm; |
| 306 | u16 auto_corr_max_ofdm_mrc; |
| 307 | u16 auto_corr_max_ofdm_x1; |
| 308 | u16 auto_corr_max_ofdm_mrc_x1; |
| 309 | |
| 310 | u16 auto_corr_max_cck; |
| 311 | u16 auto_corr_max_cck_mrc; |
| 312 | u16 auto_corr_min_cck; |
| 313 | u16 auto_corr_min_cck_mrc; |
Wey-Yi Guy | 55036d6 | 2009-10-09 13:20:24 -0700 | [diff] [blame] | 314 | |
| 315 | u16 barker_corr_th_min; |
| 316 | u16 barker_corr_th_min_mrc; |
| 317 | u16 nrg_th_cca; |
Emmanuel Grumbach | f0832f1 | 2008-04-16 16:34:47 -0700 | [diff] [blame] | 318 | }; |
| 319 | |
Ron Rindjunsky | 099b40b | 2008-04-21 15:41:53 -0700 | [diff] [blame] | 320 | |
Tomas Winkler | b5047f7 | 2008-12-11 10:33:39 -0800 | [diff] [blame] | 321 | #define KELVIN_TO_CELSIUS(x) ((x)-273) |
| 322 | #define CELSIUS_TO_KELVIN(x) ((x)+273) |
| 323 | |
| 324 | |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 325 | /****************************************************************************** |
| 326 | * |
Emmanuel Grumbach | a33c2f4 | 2008-09-03 11:26:56 +0800 | [diff] [blame] | 327 | * Functions implemented in core module which are forward declared here |
| 328 | * for use by iwl-[4-5].c |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 329 | * |
Emmanuel Grumbach | a33c2f4 | 2008-09-03 11:26:56 +0800 | [diff] [blame] | 330 | * NOTE: The implementation of these functions are not hardware specific |
| 331 | * which is why they are in the core module files. |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 332 | * |
| 333 | * Naming convention -- |
Emmanuel Grumbach | a33c2f4 | 2008-09-03 11:26:56 +0800 | [diff] [blame] | 334 | * iwl_ <-- Is part of iwlwifi |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 335 | * iwlXXXX_ <-- Hardware specific (implemented in iwl-XXXX.c for XXXX) |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 336 | * |
| 337 | ****************************************************************************/ |
Emmanuel Grumbach | 5b9f8cd | 2008-10-29 14:05:46 -0700 | [diff] [blame] | 338 | extern void iwl_update_chain_flags(struct iwl_priv *priv); |
Emmanuel Grumbach | a33c2f4 | 2008-09-03 11:26:56 +0800 | [diff] [blame] | 339 | extern const u8 iwl_bcast_addr[ETH_ALEN]; |
Tomas Winkler | fd4abac | 2008-05-15 13:54:07 +0800 | [diff] [blame] | 340 | |
Zhu Yi | b481de9 | 2007-09-25 17:54:57 -0700 | [diff] [blame] | 341 | #define IWL_OPERATION_MODE_AUTO 0 |
| 342 | #define IWL_OPERATION_MODE_HT_ONLY 1 |
| 343 | #define IWL_OPERATION_MODE_MIXED 2 |
| 344 | #define IWL_OPERATION_MODE_20MHZ 3 |
| 345 | |
Zhu Yi | b481de9 | 2007-09-25 17:54:57 -0700 | [diff] [blame] | 346 | #define TX_POWER_IWL_ILLEGAL_VOLTAGE -10000 |
Zhu Yi | b481de9 | 2007-09-25 17:54:57 -0700 | [diff] [blame] | 347 | |
Zhu Yi | b481de9 | 2007-09-25 17:54:57 -0700 | [diff] [blame] | 348 | /* Sensitivity and chain noise calibration */ |
Zhu Yi | b481de9 | 2007-09-25 17:54:57 -0700 | [diff] [blame] | 349 | #define INITIALIZATION_VALUE 0xFFFF |
Wey-Yi Guy | d8c07e7 | 2009-09-25 14:24:26 -0700 | [diff] [blame] | 350 | #define IWL_CAL_NUM_BEACONS 16 |
Zhu Yi | b481de9 | 2007-09-25 17:54:57 -0700 | [diff] [blame] | 351 | #define MAXIMUM_ALLOWED_PATHLOSS 15 |
| 352 | |
Zhu Yi | b481de9 | 2007-09-25 17:54:57 -0700 | [diff] [blame] | 353 | #define CHAIN_NOISE_MAX_DELTA_GAIN_CODE 3 |
| 354 | |
| 355 | #define MAX_FA_OFDM 50 |
| 356 | #define MIN_FA_OFDM 5 |
| 357 | #define MAX_FA_CCK 50 |
| 358 | #define MIN_FA_CCK 5 |
| 359 | |
Zhu Yi | b481de9 | 2007-09-25 17:54:57 -0700 | [diff] [blame] | 360 | #define AUTO_CORR_STEP_OFDM 1 |
| 361 | |
Zhu Yi | b481de9 | 2007-09-25 17:54:57 -0700 | [diff] [blame] | 362 | #define AUTO_CORR_STEP_CCK 3 |
| 363 | #define AUTO_CORR_MAX_TH_CCK 160 |
| 364 | |
Zhu Yi | b481de9 | 2007-09-25 17:54:57 -0700 | [diff] [blame] | 365 | #define NRG_DIFF 2 |
| 366 | #define NRG_STEP_CCK 2 |
| 367 | #define NRG_MARGIN 8 |
| 368 | #define MAX_NUMBER_CCK_NO_FA 100 |
| 369 | |
| 370 | #define AUTO_CORR_CCK_MIN_VAL_DEF (125) |
| 371 | |
| 372 | #define CHAIN_A 0 |
| 373 | #define CHAIN_B 1 |
| 374 | #define CHAIN_C 2 |
| 375 | #define CHAIN_NOISE_DELTA_GAIN_INIT_VAL 4 |
| 376 | #define ALL_BAND_FILTER 0xFF00 |
| 377 | #define IN_BAND_FILTER 0xFF |
| 378 | #define MIN_AVERAGE_NOISE_MAX_VALUE 0xFFFFFFFF |
| 379 | |
Tomas Winkler | 3195cdb | 2008-04-23 17:15:00 -0700 | [diff] [blame] | 380 | #define NRG_NUM_PREV_STAT_L 20 |
| 381 | #define NUM_RX_CHAINS 3 |
| 382 | |
Johannes Berg | 3240cab | 2011-04-05 09:41:49 -0700 | [diff] [blame] | 383 | enum iwlagn_false_alarm_state { |
Zhu Yi | b481de9 | 2007-09-25 17:54:57 -0700 | [diff] [blame] | 384 | IWL_FA_TOO_MANY = 0, |
| 385 | IWL_FA_TOO_FEW = 1, |
| 386 | IWL_FA_GOOD_RANGE = 2, |
| 387 | }; |
| 388 | |
Johannes Berg | 3240cab | 2011-04-05 09:41:49 -0700 | [diff] [blame] | 389 | enum iwlagn_chain_noise_state { |
Zhu Yi | b481de9 | 2007-09-25 17:54:57 -0700 | [diff] [blame] | 390 | IWL_CHAIN_NOISE_ALIVE = 0, /* must be 0 */ |
Grumbach, Emmanuel | 0481644 | 2008-09-03 11:26:53 +0800 | [diff] [blame] | 391 | IWL_CHAIN_NOISE_ACCUMULATE, |
| 392 | IWL_CHAIN_NOISE_CALIBRATED, |
| 393 | IWL_CHAIN_NOISE_DONE, |
Zhu Yi | b481de9 | 2007-09-25 17:54:57 -0700 | [diff] [blame] | 394 | }; |
| 395 | |
Zhu Yi | b481de9 | 2007-09-25 17:54:57 -0700 | [diff] [blame] | 396 | /* Sensitivity calib data */ |
Emmanuel Grumbach | f0832f1 | 2008-04-16 16:34:47 -0700 | [diff] [blame] | 397 | struct iwl_sensitivity_data { |
Zhu Yi | b481de9 | 2007-09-25 17:54:57 -0700 | [diff] [blame] | 398 | u32 auto_corr_ofdm; |
| 399 | u32 auto_corr_ofdm_mrc; |
| 400 | u32 auto_corr_ofdm_x1; |
| 401 | u32 auto_corr_ofdm_mrc_x1; |
| 402 | u32 auto_corr_cck; |
| 403 | u32 auto_corr_cck_mrc; |
| 404 | |
| 405 | u32 last_bad_plcp_cnt_ofdm; |
| 406 | u32 last_fa_cnt_ofdm; |
| 407 | u32 last_bad_plcp_cnt_cck; |
| 408 | u32 last_fa_cnt_cck; |
| 409 | |
| 410 | u32 nrg_curr_state; |
| 411 | u32 nrg_prev_state; |
| 412 | u32 nrg_value[10]; |
| 413 | u8 nrg_silence_rssi[NRG_NUM_PREV_STAT_L]; |
| 414 | u32 nrg_silence_ref; |
| 415 | u32 nrg_energy_idx; |
| 416 | u32 nrg_silence_idx; |
| 417 | u32 nrg_th_cck; |
| 418 | s32 nrg_auto_corr_silence_diff; |
| 419 | u32 num_in_cck_no_fa; |
| 420 | u32 nrg_th_ofdm; |
Wey-Yi Guy | 55036d6 | 2009-10-09 13:20:24 -0700 | [diff] [blame] | 421 | |
| 422 | u16 barker_corr_th_min; |
| 423 | u16 barker_corr_th_min_mrc; |
| 424 | u16 nrg_th_cca; |
Zhu Yi | b481de9 | 2007-09-25 17:54:57 -0700 | [diff] [blame] | 425 | }; |
| 426 | |
| 427 | /* Chain noise (differential Rx gain) calib data */ |
Emmanuel Grumbach | f0832f1 | 2008-04-16 16:34:47 -0700 | [diff] [blame] | 428 | struct iwl_chain_noise_data { |
Grumbach, Emmanuel | 0481644 | 2008-09-03 11:26:53 +0800 | [diff] [blame] | 429 | u32 active_chains; |
Zhu Yi | b481de9 | 2007-09-25 17:54:57 -0700 | [diff] [blame] | 430 | u32 chain_noise_a; |
| 431 | u32 chain_noise_b; |
| 432 | u32 chain_noise_c; |
| 433 | u32 chain_signal_a; |
| 434 | u32 chain_signal_b; |
| 435 | u32 chain_signal_c; |
Grumbach, Emmanuel | 0481644 | 2008-09-03 11:26:53 +0800 | [diff] [blame] | 436 | u16 beacon_count; |
Zhu Yi | b481de9 | 2007-09-25 17:54:57 -0700 | [diff] [blame] | 437 | u8 disconn_array[NUM_RX_CHAINS]; |
| 438 | u8 delta_gain_code[NUM_RX_CHAINS]; |
| 439 | u8 radio_write; |
Grumbach, Emmanuel | 0481644 | 2008-09-03 11:26:53 +0800 | [diff] [blame] | 440 | u8 state; |
Zhu Yi | b481de9 | 2007-09-25 17:54:57 -0700 | [diff] [blame] | 441 | }; |
| 442 | |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 443 | enum { |
| 444 | MEASUREMENT_READY = (1 << 0), |
| 445 | MEASUREMENT_ACTIVE = (1 << 1), |
| 446 | }; |
| 447 | |
Wey-Yi Guy | 0848e29 | 2009-05-22 11:01:46 -0700 | [diff] [blame] | 448 | enum iwl_nvm_type { |
| 449 | NVM_DEVICE_TYPE_EEPROM = 0, |
| 450 | NVM_DEVICE_TYPE_OTP, |
| 451 | }; |
| 452 | |
Wey-Yi Guy | 415e499 | 2009-08-13 13:30:54 -0700 | [diff] [blame] | 453 | /* |
| 454 | * Two types of OTP memory access modes |
| 455 | * IWL_OTP_ACCESS_ABSOLUTE - absolute address mode, |
| 456 | * based on physical memory addressing |
| 457 | * IWL_OTP_ACCESS_RELATIVE - relative address mode, |
| 458 | * based on logical memory addressing |
| 459 | */ |
| 460 | enum iwl_access_mode { |
| 461 | IWL_OTP_ACCESS_ABSOLUTE, |
| 462 | IWL_OTP_ACCESS_RELATIVE, |
| 463 | }; |
Wey-Yi Guy | 65b7998 | 2009-07-31 14:28:07 -0700 | [diff] [blame] | 464 | |
Wey-Yi Guy | 91835ba | 2010-09-05 10:49:41 -0700 | [diff] [blame] | 465 | /* reply_tx_statistics (for _agn devices) */ |
| 466 | struct reply_tx_error_statistics { |
| 467 | u32 pp_delay; |
| 468 | u32 pp_few_bytes; |
| 469 | u32 pp_bt_prio; |
| 470 | u32 pp_quiet_period; |
| 471 | u32 pp_calc_ttak; |
| 472 | u32 int_crossed_retry; |
| 473 | u32 short_limit; |
| 474 | u32 long_limit; |
| 475 | u32 fifo_underrun; |
| 476 | u32 drain_flow; |
| 477 | u32 rfkill_flush; |
| 478 | u32 life_expire; |
| 479 | u32 dest_ps; |
| 480 | u32 host_abort; |
| 481 | u32 bt_retry; |
| 482 | u32 sta_invalid; |
| 483 | u32 frag_drop; |
| 484 | u32 tid_disable; |
| 485 | u32 fifo_flush; |
| 486 | u32 insuff_cf_poll; |
| 487 | u32 fail_hw_drop; |
| 488 | u32 sta_color_mismatch; |
| 489 | u32 unknown; |
| 490 | }; |
| 491 | |
Wey-Yi Guy | 814665f | 2010-09-05 10:49:44 -0700 | [diff] [blame] | 492 | /* reply_agg_tx_statistics (for _agn devices) */ |
| 493 | struct reply_agg_tx_error_statistics { |
| 494 | u32 underrun; |
| 495 | u32 bt_prio; |
| 496 | u32 few_bytes; |
| 497 | u32 abort; |
| 498 | u32 last_sent_ttl; |
| 499 | u32 last_sent_try; |
| 500 | u32 last_sent_bt_kill; |
| 501 | u32 scd_query; |
| 502 | u32 bad_crc32; |
| 503 | u32 response; |
| 504 | u32 dump_tx; |
| 505 | u32 delay_tx; |
| 506 | u32 unknown; |
| 507 | }; |
| 508 | |
Wey-Yi Guy | 0924e519 | 2009-11-06 14:52:54 -0800 | [diff] [blame] | 509 | /* |
Wey-Yi Guy | a9e1cb6 | 2009-12-10 14:37:26 -0800 | [diff] [blame] | 510 | * schedule the timer to wake up every UCODE_TRACE_PERIOD milliseconds |
| 511 | * to perform continuous uCode event logging operation if enabled |
| 512 | */ |
Johannes Berg | 98d4bf0 | 2012-01-13 11:56:11 +0100 | [diff] [blame] | 513 | #define UCODE_TRACE_PERIOD (10) |
Wey-Yi Guy | a9e1cb6 | 2009-12-10 14:37:26 -0800 | [diff] [blame] | 514 | |
| 515 | /* |
| 516 | * iwl_event_log: current uCode event log position |
| 517 | * |
| 518 | * @ucode_trace: enable/disable ucode continuous trace timer |
| 519 | * @num_wraps: how many times the event buffer wraps |
| 520 | * @next_entry: the entry just before the next one that uCode would fill |
| 521 | * @non_wraps_count: counter for no wrap detected when dump ucode events |
| 522 | * @wraps_once_count: counter for wrap once detected when dump ucode events |
| 523 | * @wraps_more_count: counter for wrap more than once detected |
| 524 | * when dump ucode events |
| 525 | */ |
| 526 | struct iwl_event_log { |
| 527 | bool ucode_trace; |
| 528 | u32 num_wraps; |
| 529 | u32 next_entry; |
| 530 | int non_wraps_count; |
| 531 | int wraps_once_count; |
| 532 | int wraps_more_count; |
| 533 | }; |
| 534 | |
Wey-Yi Guy | 8a472da | 2010-02-18 22:03:06 -0800 | [diff] [blame] | 535 | #define IWL_DELAY_NEXT_FORCE_RF_RESET (HZ*3) |
Wey-Yi Guy | 8a472da | 2010-02-18 22:03:06 -0800 | [diff] [blame] | 536 | |
Wey-Yi Guy | bee008b | 2010-08-23 07:57:04 -0700 | [diff] [blame] | 537 | /* BT Antenna Coupling Threshold (dB) */ |
| 538 | #define IWL_BT_ANTENNA_COUPLING_THRESHOLD (35) |
| 539 | |
Wey-Yi Guy | 491bc29 | 2011-02-09 09:37:46 -0800 | [diff] [blame] | 540 | /* Firmware reload counter and Timestamp */ |
| 541 | #define IWL_MIN_RELOAD_DURATION 1000 /* 1000 ms */ |
| 542 | #define IWL_MAX_CONTINUE_RELOAD_CNT 4 |
| 543 | |
| 544 | |
Johannes Berg | 48dffd3 | 2012-04-09 17:46:57 -0700 | [diff] [blame] | 545 | struct iwl_rf_reset { |
Wey-Yi Guy | 8a472da | 2010-02-18 22:03:06 -0800 | [diff] [blame] | 546 | int reset_request_count; |
| 547 | int reset_success_count; |
| 548 | int reset_reject_count; |
Johannes Berg | 48dffd3 | 2012-04-09 17:46:57 -0700 | [diff] [blame] | 549 | unsigned long last_reset_jiffies; |
Wey-Yi Guy | a93e797 | 2010-02-03 11:47:19 -0800 | [diff] [blame] | 550 | }; |
| 551 | |
Emmanuel Grumbach | 4806f62 | 2012-03-25 22:01:28 +0200 | [diff] [blame] | 552 | enum iwl_rxon_context_id { |
| 553 | IWL_RXON_CTX_BSS, |
| 554 | IWL_RXON_CTX_PAN, |
| 555 | |
| 556 | NUM_IWL_RXON_CTX |
| 557 | }; |
| 558 | |
Wey-Yi Guy | a0ee74c | 2010-05-06 08:54:10 -0700 | [diff] [blame] | 559 | /* extend beacon time format bit shifting */ |
| 560 | /* |
Wey-Yi Guy | a0ee74c | 2010-05-06 08:54:10 -0700 | [diff] [blame] | 561 | * for _agn devices |
| 562 | * bits 31:22 - extended |
| 563 | * bits 21:0 - interval |
| 564 | */ |
| 565 | #define IWLAGN_EXT_BEACON_TIME_POS 22 |
| 566 | |
Johannes Berg | 246ed35 | 2010-08-23 10:46:32 +0200 | [diff] [blame] | 567 | struct iwl_rxon_context { |
Johannes Berg | 8bd413e | 2010-08-23 10:46:40 +0200 | [diff] [blame] | 568 | struct ieee80211_vif *vif; |
Johannes Berg | e72f368 | 2010-08-23 10:46:51 +0200 | [diff] [blame] | 569 | |
Johannes Berg | 9eae88f | 2012-03-15 13:26:52 -0700 | [diff] [blame] | 570 | u8 mcast_queue; |
| 571 | u8 ac_to_queue[IEEE80211_NUM_ACS]; |
| 572 | u8 ac_to_fifo[IEEE80211_NUM_ACS]; |
| 573 | |
Johannes Berg | 763cc3b | 2010-09-03 06:32:21 -0700 | [diff] [blame] | 574 | /* |
| 575 | * We could use the vif to indicate active, but we |
| 576 | * also need it to be active during disabling when |
| 577 | * we already removed the vif for type setting. |
| 578 | */ |
| 579 | bool always_active, is_active; |
| 580 | |
Johannes Berg | 2295c66 | 2010-10-23 09:15:41 -0700 | [diff] [blame] | 581 | bool ht_need_multiple_chains; |
| 582 | |
Johannes Berg | 246ed35 | 2010-08-23 10:46:32 +0200 | [diff] [blame] | 583 | enum iwl_rxon_context_id ctxid; |
Johannes Berg | d0fe478 | 2010-08-23 10:46:58 +0200 | [diff] [blame] | 584 | |
| 585 | u32 interface_modes, exclusive_interface_modes; |
| 586 | u8 unused_devtype, ap_devtype, ibss_devtype, station_devtype; |
| 587 | |
Johannes Berg | 246ed35 | 2010-08-23 10:46:32 +0200 | [diff] [blame] | 588 | /* |
| 589 | * We declare this const so it can only be |
| 590 | * changed via explicit cast within the |
| 591 | * routines that actually update the physical |
| 592 | * hardware. |
| 593 | */ |
| 594 | const struct iwl_rxon_cmd active; |
| 595 | struct iwl_rxon_cmd staging; |
| 596 | |
| 597 | struct iwl_rxon_time_cmd timing; |
Johannes Berg | a194e32 | 2010-08-27 08:53:46 -0700 | [diff] [blame] | 598 | |
Johannes Berg | 8dfdb9d | 2010-08-23 10:46:38 +0200 | [diff] [blame] | 599 | struct iwl_qos_info qos_data; |
| 600 | |
Johannes Berg | 2995baf | 2010-08-23 10:46:42 +0200 | [diff] [blame] | 601 | u8 bcast_sta_id, ap_sta_id; |
Johannes Berg | 8f2d3d2 | 2010-08-23 10:46:37 +0200 | [diff] [blame] | 602 | |
| 603 | u8 rxon_cmd, rxon_assoc_cmd, rxon_timing_cmd; |
Johannes Berg | 8dfdb9d | 2010-08-23 10:46:38 +0200 | [diff] [blame] | 604 | u8 qos_cmd; |
Johannes Berg | c10afb6 | 2010-08-23 10:46:43 +0200 | [diff] [blame] | 605 | u8 wep_key_cmd; |
| 606 | |
| 607 | struct iwl_wep_key wep_keys[WEP_KEYS_MAX]; |
| 608 | u8 key_mapping_keys; |
Johannes Berg | 770e13b | 2010-08-23 10:46:44 +0200 | [diff] [blame] | 609 | |
| 610 | __le32 station_flags; |
Johannes Berg | 7e6a588 | 2010-08-23 10:46:46 +0200 | [diff] [blame] | 611 | |
Johannes Berg | bbb05cb | 2011-07-18 01:59:22 -0700 | [diff] [blame] | 612 | int beacon_int; |
| 613 | |
Johannes Berg | 7e6a588 | 2010-08-23 10:46:46 +0200 | [diff] [blame] | 614 | struct { |
| 615 | bool non_gf_sta_present; |
| 616 | u8 protection; |
| 617 | bool enabled, is_40mhz; |
| 618 | u8 extension_chan_offset; |
| 619 | } ht; |
Johannes Berg | 246ed35 | 2010-08-23 10:46:32 +0200 | [diff] [blame] | 620 | }; |
| 621 | |
Johannes Berg | 266af4c7 | 2011-03-10 20:13:26 -0800 | [diff] [blame] | 622 | enum iwl_scan_type { |
| 623 | IWL_SCAN_NORMAL, |
| 624 | IWL_SCAN_RADIO_RESET, |
Johannes Berg | c6baf7f | 2011-07-23 10:24:47 -0700 | [diff] [blame] | 625 | IWL_SCAN_ROC, |
Johannes Berg | 266af4c7 | 2011-03-10 20:13:26 -0800 | [diff] [blame] | 626 | }; |
| 627 | |
Johannes Berg | 9e29511 | 2012-04-09 17:46:55 -0700 | [diff] [blame] | 628 | /** |
| 629 | * struct iwl_hw_params |
| 630 | * |
| 631 | * Holds the module parameters |
| 632 | * |
| 633 | * @tx_chains_num: Number of TX chains |
| 634 | * @rx_chains_num: Number of RX chains |
| 635 | * @valid_tx_ant: usable antennas for TX |
| 636 | * @valid_rx_ant: usable antennas for RX |
| 637 | * @ht40_channel: is 40MHz width possible: BIT(IEEE80211_BAND_XXX) |
| 638 | * @sku: sku read from EEPROM |
| 639 | * @ct_kill_threshold: temperature threshold - in hw dependent unit |
| 640 | * @ct_kill_exit_threshold: when to reeable the device - in hw dependent unit |
| 641 | * relevant for 1000, 6000 and up |
| 642 | * @struct iwl_sensitivity_ranges: range of sensitivity values |
| 643 | * @use_rts_for_aggregation: use rts/cts protection for HT traffic |
| 644 | */ |
| 645 | struct iwl_hw_params { |
| 646 | u8 tx_chains_num; |
| 647 | u8 rx_chains_num; |
| 648 | u8 valid_tx_ant; |
| 649 | u8 valid_rx_ant; |
| 650 | u8 ht40_channel; |
| 651 | bool use_rts_for_aggregation; |
| 652 | u16 sku; |
| 653 | u32 ct_kill_threshold; |
| 654 | u32 ct_kill_exit_threshold; |
| 655 | |
| 656 | const struct iwl_sensitivity_ranges *sens; |
| 657 | }; |
| 658 | |
Johannes Berg | e967669 | 2012-04-10 14:10:28 -0700 | [diff] [blame] | 659 | struct iwl_lib_ops { |
| 660 | /* set hw dependent parameters */ |
| 661 | void (*set_hw_params)(struct iwl_priv *priv); |
| 662 | int (*set_channel_switch)(struct iwl_priv *priv, |
| 663 | struct ieee80211_channel_switch *ch_switch); |
| 664 | /* device specific configuration */ |
| 665 | void (*nic_config)(struct iwl_priv *priv); |
| 666 | |
| 667 | /* eeprom operations (as defined in iwl-eeprom.h) */ |
| 668 | struct iwl_eeprom_ops eeprom_ops; |
| 669 | |
| 670 | /* temperature */ |
| 671 | void (*temperature)(struct iwl_priv *priv); |
| 672 | }; |
| 673 | |
Wey-Yi Guy | 5ef15cc | 2011-11-30 13:24:06 -0800 | [diff] [blame] | 674 | #ifdef CONFIG_IWLWIFI_DEVICE_TESTMODE |
Wey-Yi Guy | 7a4e528 | 2011-05-06 10:21:28 -0700 | [diff] [blame] | 675 | struct iwl_testmode_trace { |
Wey-Yi Guy | 49b7210 | 2011-05-30 10:29:37 -0700 | [diff] [blame] | 676 | u32 buff_size; |
| 677 | u32 total_size; |
Wey-Yi Guy | eb64dca | 2011-05-31 08:03:02 -0700 | [diff] [blame] | 678 | u32 num_chunks; |
Wey-Yi Guy | 7a4e528 | 2011-05-06 10:21:28 -0700 | [diff] [blame] | 679 | u8 *cpu_addr; |
| 680 | u8 *trace_addr; |
| 681 | dma_addr_t dma_addr; |
| 682 | bool trace_enabled; |
| 683 | }; |
Amit Beka | 6c55f5e | 2012-01-25 13:30:27 +0200 | [diff] [blame] | 684 | struct iwl_testmode_mem { |
Hsu, Kenny | 306713f | 2011-11-22 23:03:39 -0800 | [diff] [blame] | 685 | u32 buff_size; |
| 686 | u32 num_chunks; |
| 687 | u8 *buff_addr; |
Amit Beka | 6c55f5e | 2012-01-25 13:30:27 +0200 | [diff] [blame] | 688 | bool read_in_progress; |
Hsu, Kenny | 306713f | 2011-11-22 23:03:39 -0800 | [diff] [blame] | 689 | }; |
Wey-Yi Guy | 7a4e528 | 2011-05-06 10:21:28 -0700 | [diff] [blame] | 690 | #endif |
Emmanuel Grumbach | a48709c | 2011-05-31 08:22:30 +0300 | [diff] [blame] | 691 | |
Johannes Berg | 79d3eef | 2011-11-10 06:55:01 -0800 | [diff] [blame] | 692 | struct iwl_wipan_noa_data { |
| 693 | struct rcu_head rcu_head; |
| 694 | u32 length; |
| 695 | u8 data[]; |
| 696 | }; |
| 697 | |
Dor Shaish | bfb45f5 | 2012-03-26 08:20:55 -0700 | [diff] [blame] | 698 | /* Calibration disabling bit mask */ |
David Spinadel | 5c457d0 | 2012-03-26 07:30:54 +0200 | [diff] [blame] | 699 | enum { |
| 700 | IWL_CALIB_ENABLE_ALL = 0, |
Dor Shaish | bfb45f5 | 2012-03-26 08:20:55 -0700 | [diff] [blame] | 701 | |
David Spinadel | 5c457d0 | 2012-03-26 07:30:54 +0200 | [diff] [blame] | 702 | IWL_SENSITIVITY_CALIB_DISABLED = BIT(0), |
| 703 | IWL_CHAIN_NOISE_CALIB_DISABLED = BIT(1), |
| 704 | IWL_TX_POWER_CALIB_DISABLED = BIT(2), |
| 705 | |
| 706 | IWL_CALIB_DISABLE_ALL = 0xFFFFFFFF, |
| 707 | }; |
Dor Shaish | bfb45f5 | 2012-03-26 08:20:55 -0700 | [diff] [blame] | 708 | |
Emmanuel Grumbach | d0f76d6 | 2012-02-09 16:08:15 +0200 | [diff] [blame] | 709 | #define IWL_OP_MODE_GET_DVM(_iwl_op_mode) \ |
| 710 | ((struct iwl_priv *) ((_iwl_op_mode)->op_mode_specific)) |
| 711 | |
| 712 | #define IWL_MAC80211_GET_DVM(_hw) \ |
| 713 | ((struct iwl_priv *) ((struct iwl_op_mode *) \ |
| 714 | (_hw)->priv)->op_mode_specific) |
| 715 | |
Tomas Winkler | c79dd5b | 2008-03-12 16:58:50 -0700 | [diff] [blame] | 716 | struct iwl_priv { |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 717 | |
Emmanuel Grumbach | 68e8dfd | 2012-04-18 07:28:17 -0700 | [diff] [blame] | 718 | struct iwl_trans *trans; |
Emmanuel Grumbach | 4b9844f | 2012-03-22 23:59:52 +0200 | [diff] [blame] | 719 | struct device *dev; /* for debug prints only */ |
Emmanuel Grumbach | 2152268 | 2012-03-22 17:51:44 +0200 | [diff] [blame] | 720 | const struct iwl_cfg *cfg; |
Johannes Berg | 0692fe4 | 2012-03-06 13:30:37 -0800 | [diff] [blame] | 721 | const struct iwl_fw *fw; |
Johannes Berg | e967669 | 2012-04-10 14:10:28 -0700 | [diff] [blame] | 722 | const struct iwl_lib_ops *lib; |
Don Fry | 9a71686 | 2012-03-07 09:52:32 -0800 | [diff] [blame] | 723 | unsigned long status; |
Emmanuel Grumbach | cac988a | 2011-08-25 23:10:37 -0700 | [diff] [blame] | 724 | |
Johannes Berg | fa23cb0 | 2012-03-05 11:24:25 -0800 | [diff] [blame] | 725 | spinlock_t sta_lock; |
Johannes Berg | b1eea29 | 2012-03-06 13:30:42 -0800 | [diff] [blame] | 726 | struct mutex mutex; |
Johannes Berg | fa23cb0 | 2012-03-05 11:24:25 -0800 | [diff] [blame] | 727 | |
Johannes Berg | e755f88 | 2012-03-07 09:52:16 -0800 | [diff] [blame] | 728 | unsigned long transport_queue_stop; |
| 729 | bool passive_no_rx; |
Johannes Berg | 1479177 | 2012-04-17 07:39:03 -0700 | [diff] [blame] | 730 | #define IWL_INVALID_MAC80211_QUEUE 0xff |
| 731 | u8 queue_to_mac80211[IWL_MAX_HW_QUEUES]; |
| 732 | atomic_t queue_stop_count[IWL_MAX_HW_QUEUES]; |
Johannes Berg | 9eae88f | 2012-03-15 13:26:52 -0700 | [diff] [blame] | 733 | |
| 734 | unsigned long agg_q_alloc[BITS_TO_LONGS(IWL_MAX_HW_QUEUES)]; |
Johannes Berg | e755f88 | 2012-03-07 09:52:16 -0800 | [diff] [blame] | 735 | |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 736 | /* ieee device used by generic ieee processing code */ |
| 737 | struct ieee80211_hw *hw; |
| 738 | struct ieee80211_channel *ieee_channels; |
| 739 | struct ieee80211_rate *ieee_rates; |
| 740 | |
Johannes Berg | e199188 | 2012-03-06 13:30:36 -0800 | [diff] [blame] | 741 | struct list_head calib_results; |
| 742 | |
Johannes Berg | 1ee158d | 2012-02-17 10:07:44 -0800 | [diff] [blame] | 743 | struct workqueue_struct *workqueue; |
| 744 | |
Johannes Berg | 9e29511 | 2012-04-09 17:46:55 -0700 | [diff] [blame] | 745 | struct iwl_hw_params hw_params; |
| 746 | |
Johannes Berg | 8318d78 | 2008-01-24 19:38:38 +0100 | [diff] [blame] | 747 | enum ieee80211_band band; |
Johannes Berg | a18f61b | 2012-03-15 13:26:53 -0700 | [diff] [blame] | 748 | u8 valid_contexts; |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 749 | |
Cindy H. Kao | 4613e72 | 2011-05-06 10:40:15 -0700 | [diff] [blame] | 750 | void (*pre_rx_handler)(struct iwl_priv *priv, |
Johannes Berg | 48a2d66 | 2012-03-05 11:24:39 -0800 | [diff] [blame] | 751 | struct iwl_rx_cmd_buffer *rxb); |
Emmanuel Grumbach | 247c61d | 2011-09-20 15:37:23 -0700 | [diff] [blame] | 752 | int (*rx_handlers[REPLY_MAX])(struct iwl_priv *priv, |
Johannes Berg | 48a2d66 | 2012-03-05 11:24:39 -0800 | [diff] [blame] | 753 | struct iwl_rx_cmd_buffer *rxb, |
Emmanuel Grumbach | 247c61d | 2011-09-20 15:37:23 -0700 | [diff] [blame] | 754 | struct iwl_device_cmd *cmd); |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 755 | |
Johannes Berg | 4bd14dd | 2012-03-06 13:30:58 -0800 | [diff] [blame] | 756 | struct iwl_notif_wait_data notif_wait; |
| 757 | |
Johannes Berg | 8318d78 | 2008-01-24 19:38:38 +0100 | [diff] [blame] | 758 | struct ieee80211_supported_band bands[IEEE80211_NUM_BANDS]; |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 759 | |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 760 | /* spectrum measurement report caching */ |
Tomas Winkler | 2aa6ab8 | 2008-12-11 10:33:40 -0800 | [diff] [blame] | 761 | struct iwl_spectrum_notification measure_report; |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 762 | u8 measurement_status; |
Reinette Chatre | 81963d6 | 2010-01-22 14:22:57 -0800 | [diff] [blame] | 763 | |
Johannes Berg | 947a940 | 2012-03-06 13:30:59 -0800 | [diff] [blame] | 764 | #define IWL_OWNERSHIP_DRIVER 0 |
| 765 | #define IWL_OWNERSHIP_TM 1 |
| 766 | u8 ucode_owner; |
| 767 | |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 768 | /* ucode beacon time */ |
| 769 | u32 ucode_beacon_time; |
Wey-Yi Guy | a13d276 | 2010-01-22 14:22:42 -0800 | [diff] [blame] | 770 | int missed_beacon_threshold; |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 771 | |
Johannes Berg | a85d7cc | 2010-07-31 08:34:10 -0700 | [diff] [blame] | 772 | /* track IBSS manager (last beacon) status */ |
| 773 | u32 ibss_manager; |
| 774 | |
Stanislaw Gruszka | 410f2bb | 2011-03-04 17:51:51 +0100 | [diff] [blame] | 775 | /* jiffies when last recovery from statistics was performed */ |
| 776 | unsigned long rx_statistics_jiffies; |
Trieu 'Andrew' Nguyen | 3e4fb5f | 2010-01-22 14:22:46 -0800 | [diff] [blame] | 777 | |
Emmanuel Grumbach | 1f7b617 | 2011-08-25 23:10:59 -0700 | [diff] [blame] | 778 | /*counters */ |
| 779 | u32 rx_handlers_stats[REPLY_MAX]; |
| 780 | |
Johannes Berg | 48dffd3 | 2012-04-09 17:46:57 -0700 | [diff] [blame] | 781 | /* rf reset */ |
| 782 | struct iwl_rf_reset rf_reset; |
Wey-Yi Guy | a93e797 | 2010-02-03 11:47:19 -0800 | [diff] [blame] | 783 | |
Wey-Yi Guy | 491bc29 | 2011-02-09 09:37:46 -0800 | [diff] [blame] | 784 | /* firmware reload counter and timestamp */ |
| 785 | unsigned long reload_jiffies; |
| 786 | int reload_count; |
David Spinadel | 8f7ffbe | 2012-03-10 13:00:10 -0800 | [diff] [blame] | 787 | bool ucode_loaded; |
David Spinadel | b5ea162 | 2012-03-10 13:00:11 -0800 | [diff] [blame] | 788 | bool init_ucode_run; /* Don't run init uCode again */ |
Wey-Yi Guy | 491bc29 | 2011-02-09 09:37:46 -0800 | [diff] [blame] | 789 | |
Wey-Yi Guy | 5a2a780 | 2010-05-06 12:10:42 -0700 | [diff] [blame] | 790 | /* we allocate array of iwl_channel_info for NIC's valid channels. |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 791 | * Access via channel # using indirect index array */ |
Assaf Krauss | bf85ea4 | 2008-03-14 10:38:49 -0700 | [diff] [blame] | 792 | struct iwl_channel_info *channel_info; /* channel info array */ |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 793 | u8 channel_count; /* # of channels */ |
| 794 | |
Johannes Berg | ab5c0f1 | 2012-03-06 13:30:53 -0800 | [diff] [blame] | 795 | u8 plcp_delta_threshold; |
| 796 | |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 797 | /* thermal calibration */ |
Johannes Berg | 0288356 | 2011-09-22 15:14:56 -0700 | [diff] [blame] | 798 | s32 temperature; /* Celsius */ |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 799 | s32 last_temperature; |
| 800 | |
Johannes Berg | 79d3eef | 2011-11-10 06:55:01 -0800 | [diff] [blame] | 801 | struct iwl_wipan_noa_data __rcu *noa_data; |
| 802 | |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 803 | /* Scan related variables */ |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 804 | unsigned long scan_start; |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 805 | unsigned long scan_start_tsf; |
Johannes Berg | 811ecc9 | 2010-04-06 04:12:41 -0700 | [diff] [blame] | 806 | void *scan_cmd; |
Johannes Berg | 00700ee | 2010-04-06 04:12:37 -0700 | [diff] [blame] | 807 | enum ieee80211_band scan_band; |
Johannes Berg | 1ecf9fc | 2009-04-20 14:36:56 -0700 | [diff] [blame] | 808 | struct cfg80211_scan_request *scan_request; |
Johannes Berg | f84b29e | 2010-05-18 02:29:13 -0700 | [diff] [blame] | 809 | struct ieee80211_vif *scan_vif; |
Johannes Berg | 266af4c7 | 2011-03-10 20:13:26 -0800 | [diff] [blame] | 810 | enum iwl_scan_type scan_type; |
Tomas Winkler | 76eff18 | 2008-10-14 12:32:45 -0700 | [diff] [blame] | 811 | u8 scan_tx_ant[IEEE80211_NUM_BANDS]; |
| 812 | u8 mgmt_tx_ant; |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 813 | |
Johannes Berg | c10afb6 | 2010-08-23 10:46:43 +0200 | [diff] [blame] | 814 | /* max number of station keys */ |
| 815 | u8 sta_key_max_num; |
| 816 | |
Johannes Berg | d2690c0 | 2011-04-20 09:10:39 -0700 | [diff] [blame] | 817 | bool new_scan_threshold_behaviour; |
| 818 | |
Johannes Berg | 15b86bf | 2012-03-05 11:24:36 -0800 | [diff] [blame] | 819 | bool wowlan; |
| 820 | |
Wey-Yi Guy | c6fa17e | 2010-07-15 05:58:30 -0700 | [diff] [blame] | 821 | /* EEPROM MAC addresses */ |
| 822 | struct mac_address addresses[2]; |
| 823 | |
Johannes Berg | 246ed35 | 2010-08-23 10:46:32 +0200 | [diff] [blame] | 824 | struct iwl_rxon_context contexts[NUM_IWL_RXON_CTX]; |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 825 | |
Stanislaw Gruszka | 6f213ff | 2011-06-02 18:17:15 +0200 | [diff] [blame] | 826 | __le16 switch_channel; |
Wey-Yi Guy | 0924e519 | 2009-11-06 14:52:54 -0800 | [diff] [blame] | 827 | |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 828 | u8 start_calib; |
Emmanuel Grumbach | f0832f1 | 2008-04-16 16:34:47 -0700 | [diff] [blame] | 829 | struct iwl_sensitivity_data sensitivity_data; |
| 830 | struct iwl_chain_noise_data chain_noise_data; |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 831 | __le16 sensitivity_tbl[HD_TABLE_SIZE]; |
Wey-Yi Guy | c8312fa | 2010-06-28 13:05:17 -0700 | [diff] [blame] | 832 | __le16 enhance_sensitivity_tbl[ENHANCE_HD_TABLE_ENTRIES]; |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 833 | |
Johannes Berg | fad95bf | 2009-09-11 10:38:15 -0700 | [diff] [blame] | 834 | struct iwl_ht_config current_ht_config; |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 835 | |
| 836 | /* Rate scaling data */ |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 837 | u8 retry_rate; |
| 838 | |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 839 | int activity_timer_active; |
| 840 | |
Mohamed Abbas | 5da4b55 | 2008-04-21 15:41:51 -0700 | [diff] [blame] | 841 | struct iwl_power_mgr power_data; |
Johannes Berg | 3ad3b92 | 2009-08-07 15:41:48 -0700 | [diff] [blame] | 842 | struct iwl_tt_mgmt thermal_throttle; |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 843 | |
Reinette Chatre | 9c5ac09 | 2010-05-05 02:26:06 -0700 | [diff] [blame] | 844 | /* station table variables */ |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 845 | int num_stations; |
Johannes Berg | 3240cab | 2011-04-05 09:41:49 -0700 | [diff] [blame] | 846 | struct iwl_station_entry stations[IWLAGN_STATION_COUNT]; |
Emmanuel Grumbach | 80fb47a | 2008-04-14 21:16:08 -0700 | [diff] [blame] | 847 | unsigned long ucode_key_table; |
Emmanuel Grumbach | 04cf682 | 2011-11-23 11:06:12 +0200 | [diff] [blame] | 848 | struct iwl_tid_data tid_data[IWLAGN_STATION_COUNT][IWL_MAX_TID_COUNT]; |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 849 | |
Emmanuel Grumbach | 859cfb0 | 2011-09-15 11:46:31 -0700 | [diff] [blame] | 850 | u8 mac80211_registered; |
| 851 | |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 852 | /* Indication if ieee80211_ops->open has been called */ |
Tomas Winkler | 69dc5d9 | 2008-03-25 16:33:41 -0700 | [diff] [blame] | 853 | u8 is_open; |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 854 | |
Johannes Berg | 05c914f | 2008-09-11 00:01:58 +0200 | [diff] [blame] | 855 | enum nl80211_iftype iw_mode; |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 856 | |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 857 | /* Last Rx'd beacon timestamp */ |
Tomas Winkler | 3109ece | 2008-03-28 16:33:35 -0700 | [diff] [blame] | 858 | u64 timestamp; |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 859 | |
Johannes Berg | 3240cab | 2011-04-05 09:41:49 -0700 | [diff] [blame] | 860 | struct { |
Johannes Berg | 0da0e5b | 2011-04-08 08:14:56 -0700 | [diff] [blame] | 861 | __le32 flag; |
| 862 | struct statistics_general_common common; |
| 863 | struct statistics_rx_non_phy rx_non_phy; |
| 864 | struct statistics_rx_phy rx_ofdm; |
| 865 | struct statistics_rx_ht_phy rx_ofdm_ht; |
| 866 | struct statistics_rx_phy rx_cck; |
| 867 | struct statistics_tx tx; |
| 868 | #ifdef CONFIG_IWLWIFI_DEBUGFS |
| 869 | struct statistics_bt_activity bt_activity; |
| 870 | __le32 num_bt_kills, accum_num_bt_kills; |
| 871 | #endif |
Johannes Berg | 4ff70fcd | 2012-03-05 11:24:26 -0800 | [diff] [blame] | 872 | spinlock_t lock; |
Johannes Berg | 0da0e5b | 2011-04-08 08:14:56 -0700 | [diff] [blame] | 873 | } statistics; |
| 874 | #ifdef CONFIG_IWLWIFI_DEBUGFS |
| 875 | struct { |
| 876 | struct statistics_general_common common; |
| 877 | struct statistics_rx_non_phy rx_non_phy; |
| 878 | struct statistics_rx_phy rx_ofdm; |
| 879 | struct statistics_rx_ht_phy rx_ofdm_ht; |
| 880 | struct statistics_rx_phy rx_cck; |
| 881 | struct statistics_tx tx; |
| 882 | struct statistics_bt_activity bt_activity; |
| 883 | } accum_stats, delta_stats, max_delta_stats; |
| 884 | #endif |
| 885 | |
Wey-Yi Guy | 898ed67 | 2011-07-13 08:38:57 -0700 | [diff] [blame] | 886 | /* |
| 887 | * reporting the number of tids has AGG on. 0 means |
| 888 | * no AGGREGATION |
| 889 | */ |
| 890 | u8 agg_tids_count; |
Johannes Berg | ee525d1 | 2010-01-21 06:09:28 -0800 | [diff] [blame] | 891 | |
Wey-Yi Guy | 898ed67 | 2011-07-13 08:38:57 -0700 | [diff] [blame] | 892 | struct iwl_rx_phy_res last_phy_res; |
| 893 | bool last_phy_res_valid; |
Johannes Berg | ee525d1 | 2010-01-21 06:09:28 -0800 | [diff] [blame] | 894 | |
Wey-Yi Guy | 898ed67 | 2011-07-13 08:38:57 -0700 | [diff] [blame] | 895 | /* |
| 896 | * chain noise reset and gain commands are the |
| 897 | * two extra calibration commands follows the standard |
| 898 | * phy calibration commands |
| 899 | */ |
| 900 | u8 phy_calib_chain_noise_reset_cmd; |
| 901 | u8 phy_calib_chain_noise_gain_cmd; |
Johannes Berg | 3240cab | 2011-04-05 09:41:49 -0700 | [diff] [blame] | 902 | |
Wey-Yi Guy | 898ed67 | 2011-07-13 08:38:57 -0700 | [diff] [blame] | 903 | /* counts reply_tx error */ |
| 904 | struct reply_tx_error_statistics reply_tx_stats; |
| 905 | struct reply_agg_tx_error_statistics reply_agg_tx_stats; |
Johannes Berg | ee525d1 | 2010-01-21 06:09:28 -0800 | [diff] [blame] | 906 | |
Wey-Yi Guy | 898ed67 | 2011-07-13 08:38:57 -0700 | [diff] [blame] | 907 | /* remain-on-channel offload support */ |
| 908 | struct ieee80211_channel *hw_roc_channel; |
Johannes Berg | c6baf7f | 2011-07-23 10:24:47 -0700 | [diff] [blame] | 909 | struct delayed_work hw_roc_disable_work; |
Wey-Yi Guy | 898ed67 | 2011-07-13 08:38:57 -0700 | [diff] [blame] | 910 | enum nl80211_channel_type hw_roc_chantype; |
| 911 | int hw_roc_duration; |
Johannes Berg | 390808d | 2011-09-20 15:37:22 -0700 | [diff] [blame] | 912 | bool hw_roc_setup, hw_roc_start_notified; |
Johannes Berg | e99f168 | 2010-01-19 10:04:28 -0800 | [diff] [blame] | 913 | |
Wey-Yi Guy | 22bf59a | 2010-08-23 07:57:11 -0700 | [diff] [blame] | 914 | /* bt coex */ |
Wey-Yi Guy | f21dd00 | 2010-12-08 15:34:52 -0800 | [diff] [blame] | 915 | u8 bt_enable_flag; |
Wey-Yi Guy | da5dbb9 | 2010-08-23 07:57:13 -0700 | [diff] [blame] | 916 | u8 bt_status; |
Wey-Yi Guy | 66e863a5 | 2010-11-08 14:54:37 -0800 | [diff] [blame] | 917 | u8 bt_traffic_load, last_bt_traffic_load; |
Wey-Yi Guy | f37837c | 2010-08-23 07:57:12 -0700 | [diff] [blame] | 918 | bool bt_ch_announce; |
Wey-Yi Guy | bee008b | 2010-08-23 07:57:04 -0700 | [diff] [blame] | 919 | bool bt_full_concurrent; |
| 920 | bool bt_ant_couple_ok; |
Wey-Yi Guy | fbba941 | 2010-08-23 07:57:10 -0700 | [diff] [blame] | 921 | __le32 kill_ack_mask; |
| 922 | __le32 kill_cts_mask; |
| 923 | __le16 bt_valid; |
Wey-Yi Guy | 354ce4a | 2012-04-19 09:48:01 -0700 | [diff] [blame] | 924 | bool reduced_txpower; |
Wey-Yi Guy | 22bf59a | 2010-08-23 07:57:11 -0700 | [diff] [blame] | 925 | u16 bt_on_thresh; |
| 926 | u16 bt_duration; |
| 927 | u16 dynamic_frag_thresh; |
Wey-Yi Guy | bee008b | 2010-08-23 07:57:04 -0700 | [diff] [blame] | 928 | u8 bt_ci_compliance; |
Johannes Berg | 9e4afc2 | 2010-08-23 07:56:57 -0700 | [diff] [blame] | 929 | struct work_struct bt_traffic_change_work; |
Meenakshi Venkataraman | 207ecc5 | 2011-07-08 08:46:23 -0700 | [diff] [blame] | 930 | bool bt_enable_pspoll; |
| 931 | struct iwl_rxon_context *cur_rssi_ctx; |
| 932 | bool bt_is_sco; |
Johannes Berg | 9e4afc2 | 2010-08-23 07:56:57 -0700 | [diff] [blame] | 933 | |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 934 | struct work_struct restart; |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 935 | struct work_struct scan_completed; |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 936 | struct work_struct abort_scan; |
Johannes Berg | 12e934d | 2010-10-04 05:50:06 -0700 | [diff] [blame] | 937 | |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 938 | struct work_struct beacon_update; |
Johannes Berg | 76d0481 | 2010-08-23 10:46:47 +0200 | [diff] [blame] | 939 | struct iwl_rxon_context *beacon_ctx; |
Johannes Berg | 12e934d | 2010-10-04 05:50:06 -0700 | [diff] [blame] | 940 | struct sk_buff *beacon_skb; |
Johannes Berg | 4ce7cc2 | 2011-05-13 11:57:40 -0700 | [diff] [blame] | 941 | void *beacon_cmd; |
Johannes Berg | 76d0481 | 2010-08-23 10:46:47 +0200 | [diff] [blame] | 942 | |
Wey-Yi Guy | a28027cd | 2009-08-07 15:41:45 -0700 | [diff] [blame] | 943 | struct work_struct tt_work; |
| 944 | struct work_struct ct_enter; |
| 945 | struct work_struct ct_exit; |
Johannes Berg | 88be026 | 2010-04-07 00:21:36 -0700 | [diff] [blame] | 946 | struct work_struct start_internal_scan; |
Wey-Yi Guy | 6555063 | 2010-06-24 13:18:35 -0700 | [diff] [blame] | 947 | struct work_struct tx_flush; |
Wey-Yi Guy | bee008b | 2010-08-23 07:57:04 -0700 | [diff] [blame] | 948 | struct work_struct bt_full_concurrency; |
Wey-Yi Guy | fbba941 | 2010-08-23 07:57:10 -0700 | [diff] [blame] | 949 | struct work_struct bt_runtime_config; |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 950 | |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 951 | struct delayed_work scan_check; |
Abhijeet Kolekar | 4a8a432 | 2008-12-19 10:37:28 +0800 | [diff] [blame] | 952 | |
Tomas Winkler | 630fe9b | 2008-06-12 09:47:08 +0800 | [diff] [blame] | 953 | /* TX Power */ |
| 954 | s8 tx_power_user_lmt; |
Wey-Yi Guy | dc1b097 | 2009-08-21 13:34:16 -0700 | [diff] [blame] | 955 | s8 tx_power_device_lmt; |
Wey-Yi Guy | ae16fc3 | 2009-11-13 11:56:30 -0800 | [diff] [blame] | 956 | s8 tx_power_lmt_in_half_dbm; /* max tx power in half-dBm format */ |
Stanislaw Gruszka | a25a66a | 2010-10-22 17:04:26 +0200 | [diff] [blame] | 957 | s8 tx_power_next; |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 958 | |
Tomas Winkler | 712b6cf | 2008-03-12 16:58:52 -0700 | [diff] [blame] | 959 | #ifdef CONFIG_IWLWIFI_DEBUGFS |
| 960 | /* debugfs */ |
Johannes Berg | 4c84a8f | 2010-01-22 14:22:54 -0800 | [diff] [blame] | 961 | struct dentry *debugfs_dir; |
| 962 | u32 dbgfs_sram_offset, dbgfs_sram_len; |
Johannes Berg | d73e492 | 2010-05-06 12:18:41 -0700 | [diff] [blame] | 963 | bool disable_ht40; |
Johannes Berg | c8ac61c | 2011-07-15 13:23:45 -0700 | [diff] [blame] | 964 | void *wowlan_sram; |
Tomas Winkler | 712b6cf | 2008-03-12 16:58:52 -0700 | [diff] [blame] | 965 | #endif /* CONFIG_IWLWIFI_DEBUGFS */ |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 966 | |
Johannes Berg | 11483b5 | 2012-04-09 17:46:58 -0700 | [diff] [blame] | 967 | /* eeprom -- this is in the card's little endian byte order */ |
| 968 | u8 *eeprom; |
| 969 | enum iwl_nvm_type nvm_device_type; |
| 970 | |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 971 | struct work_struct txpower_work; |
Dor Shaish | bfb45f5 | 2012-03-26 08:20:55 -0700 | [diff] [blame] | 972 | u32 calib_disabled; |
Emmanuel Grumbach | 16e727e | 2008-06-12 09:46:52 +0800 | [diff] [blame] | 973 | struct work_struct run_time_calib_work; |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 974 | struct timer_list statistics_periodic; |
Wey-Yi Guy | a9e1cb6 | 2009-12-10 14:37:26 -0800 | [diff] [blame] | 975 | struct timer_list ucode_trace; |
Wey-Yi Guy | a9e1cb6 | 2009-12-10 14:37:26 -0800 | [diff] [blame] | 976 | |
| 977 | struct iwl_event_log event_log; |
Wey-Yi Guy | 5ed540a | 2011-01-21 15:26:39 -0800 | [diff] [blame] | 978 | |
| 979 | struct led_classdev led; |
| 980 | unsigned long blink_on, blink_off; |
| 981 | bool led_registered; |
Wey-Yi Guy | 5ef15cc | 2011-11-30 13:24:06 -0800 | [diff] [blame] | 982 | #ifdef CONFIG_IWLWIFI_DEVICE_TESTMODE |
Wey-Yi Guy | 7a4e528 | 2011-05-06 10:21:28 -0700 | [diff] [blame] | 983 | struct iwl_testmode_trace testmode_trace; |
Amit Beka | 6c55f5e | 2012-01-25 13:30:27 +0200 | [diff] [blame] | 984 | struct iwl_testmode_mem testmode_mem; |
Wey-Yi Guy | 4e30811 | 2011-07-08 08:46:28 -0700 | [diff] [blame] | 985 | u32 tm_fixed_rate; |
Wey-Yi Guy | c10e2c1 | 2011-07-13 11:13:46 -0700 | [diff] [blame] | 986 | #endif |
Wey-Yi Guy | 6489854 | 2011-05-03 18:05:13 -0700 | [diff] [blame] | 987 | |
Johannes Berg | c8ac61c | 2011-07-15 13:23:45 -0700 | [diff] [blame] | 988 | /* WoWLAN GTK rekey data */ |
| 989 | u8 kck[NL80211_KCK_LEN], kek[NL80211_KEK_LEN]; |
| 990 | __le64 replay_ctr; |
| 991 | __le16 last_seq_ctl; |
| 992 | bool have_rekey_data; |
Meenakshi Venkataraman | 2fdfc47 | 2012-03-15 13:26:56 -0700 | [diff] [blame] | 993 | |
| 994 | /* device_pointers: pointers to ucode event tables */ |
| 995 | struct { |
| 996 | u32 error_event_table; |
| 997 | u32 log_event_table; |
| 998 | } device_pointers; |
Meenakshi Venkataraman | a42506e | 2012-03-15 13:26:57 -0700 | [diff] [blame] | 999 | |
| 1000 | /* indicator of loaded ucode image */ |
| 1001 | enum iwl_ucode_type cur_ucode; |
Tomas Winkler | c79dd5b | 2008-03-12 16:58:50 -0700 | [diff] [blame] | 1002 | }; /*iwl_priv */ |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 1003 | |
Stanislaw Gruszka | 354928dd | 2012-03-07 09:52:33 -0800 | [diff] [blame] | 1004 | extern struct kmem_cache *iwl_tx_cmd_pool; |
Emmanuel Grumbach | 48f20d3 | 2011-08-25 23:10:36 -0700 | [diff] [blame] | 1005 | |
Johannes Berg | 246ed35 | 2010-08-23 10:46:32 +0200 | [diff] [blame] | 1006 | static inline struct iwl_rxon_context * |
| 1007 | iwl_rxon_ctx_from_vif(struct ieee80211_vif *vif) |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 1008 | { |
Johannes Berg | 246ed35 | 2010-08-23 10:46:32 +0200 | [diff] [blame] | 1009 | struct iwl_vif_priv *vif_priv = (void *)vif->drv_priv; |
| 1010 | |
| 1011 | return vif_priv->ctx; |
| 1012 | } |
| 1013 | |
| 1014 | #define for_each_context(priv, ctx) \ |
| 1015 | for (ctx = &priv->contexts[IWL_RXON_CTX_BSS]; \ |
| 1016 | ctx < &priv->contexts[NUM_IWL_RXON_CTX]; ctx++) \ |
Johannes Berg | a18f61b | 2012-03-15 13:26:53 -0700 | [diff] [blame] | 1017 | if (priv->valid_contexts & BIT(ctx->ctxid)) |
Johannes Berg | 246ed35 | 2010-08-23 10:46:32 +0200 | [diff] [blame] | 1018 | |
Johannes Berg | 054ec92 | 2011-05-06 11:11:20 -0700 | [diff] [blame] | 1019 | static inline int iwl_is_associated_ctx(struct iwl_rxon_context *ctx) |
| 1020 | { |
| 1021 | return (ctx->active.filter_flags & RXON_FILTER_ASSOC_MSK) ? 1 : 0; |
| 1022 | } |
| 1023 | |
Johannes Berg | 246ed35 | 2010-08-23 10:46:32 +0200 | [diff] [blame] | 1024 | static inline int iwl_is_associated(struct iwl_priv *priv, |
| 1025 | enum iwl_rxon_context_id ctxid) |
| 1026 | { |
Johannes Berg | 054ec92 | 2011-05-06 11:11:20 -0700 | [diff] [blame] | 1027 | return iwl_is_associated_ctx(&priv->contexts[ctxid]); |
Johannes Berg | 246ed35 | 2010-08-23 10:46:32 +0200 | [diff] [blame] | 1028 | } |
| 1029 | |
| 1030 | static inline int iwl_is_any_associated(struct iwl_priv *priv) |
| 1031 | { |
Johannes Berg | 054ec92 | 2011-05-06 11:11:20 -0700 | [diff] [blame] | 1032 | struct iwl_rxon_context *ctx; |
| 1033 | for_each_context(priv, ctx) |
| 1034 | if (iwl_is_associated_ctx(ctx)) |
| 1035 | return true; |
| 1036 | return false; |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 1037 | } |
| 1038 | |
Assaf Krauss | bf85ea4 | 2008-03-14 10:38:49 -0700 | [diff] [blame] | 1039 | 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] | 1040 | { |
| 1041 | if (ch_info == NULL) |
| 1042 | return 0; |
| 1043 | return (ch_info->flags & EEPROM_CHANNEL_VALID) ? 1 : 0; |
| 1044 | } |
| 1045 | |
Assaf Krauss | bf85ea4 | 2008-03-14 10:38:49 -0700 | [diff] [blame] | 1046 | 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] | 1047 | { |
| 1048 | return (ch_info->flags & EEPROM_CHANNEL_RADAR) ? 1 : 0; |
| 1049 | } |
| 1050 | |
Assaf Krauss | bf85ea4 | 2008-03-14 10:38:49 -0700 | [diff] [blame] | 1051 | 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] | 1052 | { |
Johannes Berg | 8318d78 | 2008-01-24 19:38:38 +0100 | [diff] [blame] | 1053 | return ch_info->band == IEEE80211_BAND_5GHZ; |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 1054 | } |
| 1055 | |
Assaf Krauss | bf85ea4 | 2008-03-14 10:38:49 -0700 | [diff] [blame] | 1056 | 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] | 1057 | { |
Johannes Berg | 8318d78 | 2008-01-24 19:38:38 +0100 | [diff] [blame] | 1058 | return ch_info->band == IEEE80211_BAND_2GHZ; |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 1059 | } |
| 1060 | |
Assaf Krauss | bf85ea4 | 2008-03-14 10:38:49 -0700 | [diff] [blame] | 1061 | static inline int is_channel_passive(const struct iwl_channel_info *ch) |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 1062 | { |
| 1063 | return (!(ch->flags & EEPROM_CHANNEL_ACTIVE)) ? 1 : 0; |
| 1064 | } |
| 1065 | |
Assaf Krauss | bf85ea4 | 2008-03-14 10:38:49 -0700 | [diff] [blame] | 1066 | static inline int is_channel_ibss(const struct iwl_channel_info *ch) |
Christoph Hellwig | 5d08cd1 | 2007-10-25 17:15:50 +0800 | [diff] [blame] | 1067 | { |
| 1068 | return ((ch->flags & EEPROM_CHANNEL_IBSS)) ? 1 : 0; |
| 1069 | } |
| 1070 | |
Emmanuel Grumbach | be1f3ab6 | 2008-06-12 09:47:18 +0800 | [diff] [blame] | 1071 | #endif /* __iwl_dev_h__ */ |