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b481de9c ZY |
1 | /****************************************************************************** |
2 | * | |
1f447808 | 3 | * Copyright(c) 2003 - 2010 Intel Corporation. All rights reserved. |
b481de9c ZY |
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: | |
759ef89f | 22 | * Intel Linux Wireless <ilw@linux.intel.com> |
b481de9c ZY |
23 | * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 |
24 | * | |
25 | *****************************************************************************/ | |
fcd427bb | 26 | /* |
3e0d4cb1 | 27 | * Please use this file (iwl-dev.h) for driver implementation definitions. |
5a36ba0e | 28 | * Please use iwl-commands.h for uCode API definitions. |
fcd427bb BC |
29 | * Please use iwl-4965-hw.h for hardware-related definitions. |
30 | */ | |
31 | ||
be1f3ab6 EG |
32 | #ifndef __iwl_dev_h__ |
33 | #define __iwl_dev_h__ | |
b481de9c | 34 | |
5d08cd1d CH |
35 | #include <linux/pci.h> /* for struct pci_device_id */ |
36 | #include <linux/kernel.h> | |
37 | #include <net/ieee80211_radiotap.h> | |
38 | ||
6bc913bd | 39 | #include "iwl-eeprom.h" |
6f83eaa1 | 40 | #include "iwl-csr.h" |
5d08cd1d | 41 | #include "iwl-prph.h" |
dbb6654c | 42 | #include "iwl-fh.h" |
0a6857e7 | 43 | #include "iwl-debug.h" |
dbb6654c WT |
44 | #include "iwl-4965-hw.h" |
45 | #include "iwl-3945-hw.h" | |
b744cb79 | 46 | #include "iwl-agn-hw.h" |
ab53d8af | 47 | #include "iwl-led.h" |
5da4b55f | 48 | #include "iwl-power.h" |
e227ceac | 49 | #include "iwl-agn-rs.h" |
5d08cd1d | 50 | |
672639de WYG |
51 | struct iwl_tx_queue; |
52 | ||
099b40b7 | 53 | /* CT-KILL constants */ |
672639de WYG |
54 | #define CT_KILL_THRESHOLD_LEGACY 110 /* in Celsius */ |
55 | #define CT_KILL_THRESHOLD 114 /* in Celsius */ | |
56 | #define CT_KILL_EXIT_THRESHOLD 95 /* in Celsius */ | |
4bf775cd | 57 | |
5d08cd1d CH |
58 | /* Default noise level to report when noise measurement is not available. |
59 | * This may be because we're: | |
60 | * 1) Not associated (4965, no beacon statistics being sent to driver) | |
61 | * 2) Scanning (noise measurement does not apply to associated channel) | |
62 | * 3) Receiving CCK (3945 delivers noise info only for OFDM frames) | |
63 | * Use default noise value of -127 ... this is below the range of measurable | |
64 | * Rx dBm for either 3945 or 4965, so it can indicate "unmeasurable" to user. | |
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 | ||
5d08cd1d CH |
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 | |
84 | #define DEFAULT_BEACON_INTERVAL 100U | |
85 | #define DEFAULT_SHORT_RETRY_LIMIT 7U | |
86 | #define DEFAULT_LONG_RETRY_LIMIT 4U | |
87 | ||
a55360e4 | 88 | struct iwl_rx_mem_buffer { |
2f301227 ZY |
89 | dma_addr_t page_dma; |
90 | struct page *page; | |
5d08cd1d CH |
91 | struct list_head list; |
92 | }; | |
93 | ||
2f301227 ZY |
94 | #define rxb_addr(r) page_address(r->page) |
95 | ||
c2acea8e JB |
96 | /* defined below */ |
97 | struct iwl_device_cmd; | |
98 | ||
99 | struct iwl_cmd_meta { | |
100 | /* only for SYNC commands, iff the reply skb is wanted */ | |
101 | struct iwl_host_cmd *source; | |
102 | /* | |
103 | * only for ASYNC commands | |
104 | * (which is somewhat stupid -- look at iwl-sta.c for instance | |
105 | * which duplicates a bunch of code because the callback isn't | |
106 | * invoked for SYNC commands, if it were and its result passed | |
107 | * through it would be simpler...) | |
108 | */ | |
5696aea6 JB |
109 | void (*callback)(struct iwl_priv *priv, |
110 | struct iwl_device_cmd *cmd, | |
2f301227 | 111 | struct iwl_rx_packet *pkt); |
c2acea8e JB |
112 | |
113 | /* The CMD_SIZE_HUGE flag bit indicates that the command | |
114 | * structure is stored at the end of the shared queue memory. */ | |
115 | u32 flags; | |
116 | ||
2e724443 FT |
117 | DEFINE_DMA_UNMAP_ADDR(mapping); |
118 | DEFINE_DMA_UNMAP_LEN(len); | |
c2acea8e JB |
119 | }; |
120 | ||
5d08cd1d CH |
121 | /* |
122 | * Generic queue structure | |
123 | * | |
124 | * Contains common data for Rx and Tx queues | |
125 | */ | |
443cfd45 | 126 | struct iwl_queue { |
5d08cd1d CH |
127 | int n_bd; /* number of BDs in this queue */ |
128 | int write_ptr; /* 1-st empty entry (index) host_w*/ | |
129 | int read_ptr; /* last used entry (index) host_r*/ | |
b74e31a9 WYG |
130 | /* use for monitoring and recovering the stuck queue */ |
131 | int last_read_ptr; /* storing the last read_ptr */ | |
132 | /* number of time read_ptr and last_read_ptr are the same */ | |
133 | u8 repeat_same_read_ptr; | |
5d08cd1d CH |
134 | dma_addr_t dma_addr; /* physical addr for BD's */ |
135 | int n_window; /* safe queue window */ | |
136 | u32 id; | |
137 | int low_mark; /* low watermark, resume queue if free | |
138 | * space more than this */ | |
139 | int high_mark; /* high watermark, stop queue if free | |
140 | * space less than this */ | |
ba2d3587 | 141 | } __packed; |
5d08cd1d | 142 | |
bc47279f | 143 | /* One for each TFD */ |
8567c63e | 144 | struct iwl_tx_info { |
ff0d91c3 | 145 | struct sk_buff *skb; |
5d08cd1d CH |
146 | }; |
147 | ||
148 | /** | |
16466903 | 149 | * struct iwl_tx_queue - Tx Queue for DMA |
bc47279f BC |
150 | * @q: generic Rx/Tx queue descriptor |
151 | * @bd: base of circular buffer of TFDs | |
c2acea8e JB |
152 | * @cmd: array of command/TX buffer pointers |
153 | * @meta: array of meta data for each command/tx buffer | |
bc47279f BC |
154 | * @dma_addr_cmd: physical address of cmd/tx buffer array |
155 | * @txb: array of per-TFD driver data | |
156 | * @need_update: indicates need to update read/write index | |
157 | * @sched_retry: indicates queue is high-throughput aggregation (HT AGG) enabled | |
5d08cd1d | 158 | * |
bc47279f BC |
159 | * A Tx queue consists of circular buffer of BDs (a.k.a. TFDs, transmit frame |
160 | * descriptors) and required locking structures. | |
5d08cd1d | 161 | */ |
188cf6c7 SO |
162 | #define TFD_TX_CMD_SLOTS 256 |
163 | #define TFD_CMD_SLOTS 32 | |
164 | ||
16466903 | 165 | struct iwl_tx_queue { |
443cfd45 | 166 | struct iwl_queue q; |
59606ffa | 167 | void *tfds; |
c2acea8e JB |
168 | struct iwl_device_cmd **cmd; |
169 | struct iwl_cmd_meta *meta; | |
8567c63e | 170 | struct iwl_tx_info *txb; |
3fd07a1e TW |
171 | u8 need_update; |
172 | u8 sched_retry; | |
173 | u8 active; | |
174 | u8 swq_id; | |
5d08cd1d CH |
175 | }; |
176 | ||
177 | #define IWL_NUM_SCAN_RATES (2) | |
178 | ||
bb8c093b | 179 | struct iwl4965_channel_tgd_info { |
5d08cd1d CH |
180 | u8 type; |
181 | s8 max_power; | |
182 | }; | |
183 | ||
bb8c093b | 184 | struct iwl4965_channel_tgh_info { |
5d08cd1d CH |
185 | s64 last_radar_time; |
186 | }; | |
187 | ||
d20b3c65 SO |
188 | #define IWL4965_MAX_RATE (33) |
189 | ||
85d41495 KA |
190 | struct iwl3945_clip_group { |
191 | /* maximum power level to prevent clipping for each rate, derived by | |
192 | * us from this band's saturation power in EEPROM */ | |
193 | const s8 clip_powers[IWL_MAX_RATES]; | |
194 | }; | |
195 | ||
d20b3c65 SO |
196 | /* current Tx power values to use, one for each rate for each channel. |
197 | * requested power is limited by: | |
198 | * -- regulatory EEPROM limits for this channel | |
199 | * -- hardware capabilities (clip-powers) | |
200 | * -- spectrum management | |
201 | * -- user preference (e.g. iwconfig) | |
202 | * when requested power is set, base power index must also be set. */ | |
203 | struct iwl3945_channel_power_info { | |
204 | struct iwl3945_tx_power tpc; /* actual radio and DSP gain settings */ | |
205 | s8 power_table_index; /* actual (compenst'd) index into gain table */ | |
206 | s8 base_power_index; /* gain index for power at factory temp. */ | |
207 | s8 requested_power; /* power (dBm) requested for this chnl/rate */ | |
208 | }; | |
209 | ||
210 | /* current scan Tx power values to use, one for each scan rate for each | |
211 | * channel. */ | |
212 | struct iwl3945_scan_power_info { | |
213 | struct iwl3945_tx_power tpc; /* actual radio and DSP gain settings */ | |
214 | s8 power_table_index; /* actual (compenst'd) index into gain table */ | |
215 | s8 requested_power; /* scan pwr (dBm) requested for chnl/rate */ | |
216 | }; | |
217 | ||
5d08cd1d CH |
218 | /* |
219 | * One for each channel, holds all channel setup data | |
220 | * Some of the fields (e.g. eeprom and flags/max_power_avg) are redundant | |
221 | * with one another! | |
222 | */ | |
bf85ea4f | 223 | struct iwl_channel_info { |
bb8c093b CH |
224 | struct iwl4965_channel_tgd_info tgd; |
225 | struct iwl4965_channel_tgh_info tgh; | |
073d3f5f | 226 | struct iwl_eeprom_channel eeprom; /* EEPROM regulatory limit */ |
7aafef1c WYG |
227 | struct iwl_eeprom_channel ht40_eeprom; /* EEPROM regulatory limit for |
228 | * HT40 channel */ | |
5d08cd1d CH |
229 | |
230 | u8 channel; /* channel number */ | |
231 | u8 flags; /* flags copied from EEPROM */ | |
232 | s8 max_power_avg; /* (dBm) regul. eeprom, normal Tx, any rate */ | |
fcd427bb | 233 | s8 curr_txpow; /* (dBm) regulatory/spectrum/user (not h/w) limit */ |
5d08cd1d CH |
234 | s8 min_power; /* always 0 */ |
235 | s8 scan_power; /* (dBm) regul. eeprom, direct scans, any rate */ | |
236 | ||
237 | u8 group_index; /* 0-4, maps channel to group1/2/3/4/5 */ | |
238 | u8 band_index; /* 0-4, maps channel to band1/2/3/4/5 */ | |
8318d78a | 239 | enum ieee80211_band band; |
5d08cd1d | 240 | |
7aafef1c WYG |
241 | /* HT40 channel info */ |
242 | s8 ht40_max_power_avg; /* (dBm) regul. eeprom, normal Tx, any rate */ | |
7aafef1c WYG |
243 | u8 ht40_flags; /* flags copied from EEPROM */ |
244 | u8 ht40_extension_channel; /* HT_IE_EXT_CHANNEL_* */ | |
d20b3c65 SO |
245 | |
246 | /* Radio/DSP gain settings for each "normal" data Tx rate. | |
247 | * These include, in addition to RF and DSP gain, a few fields for | |
248 | * remembering/modifying gain settings (indexes). */ | |
249 | struct iwl3945_channel_power_info power_info[IWL4965_MAX_RATE]; | |
250 | ||
251 | /* Radio/DSP gain settings for each scan rate, for directed scans. */ | |
252 | struct iwl3945_scan_power_info scan_pwr_info[IWL_NUM_SCAN_RATES]; | |
5d08cd1d CH |
253 | }; |
254 | ||
edc1a3a0 JB |
255 | #define IWL_TX_FIFO_BK 0 |
256 | #define IWL_TX_FIFO_BE 1 | |
257 | #define IWL_TX_FIFO_VI 2 | |
258 | #define IWL_TX_FIFO_VO 3 | |
259 | #define IWL_TX_FIFO_UNUSED -1 | |
5d08cd1d | 260 | |
01a7e084 RC |
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 | |
5d08cd1d | 265 | |
bd35f150 | 266 | /* |
1a716557 JB |
267 | * Queue #4 is the command queue for 3945/4965/5x00/1000/6x00, |
268 | * the driver maps it into the appropriate device FIFO for the | |
269 | * uCode. | |
bd35f150 WYG |
270 | */ |
271 | #define IWL_CMD_QUEUE_NUM 4 | |
272 | ||
5d08cd1d CH |
273 | /* Power management (not Tx power) structures */ |
274 | ||
6f4083aa TW |
275 | enum iwl_pwr_src { |
276 | IWL_PWR_SRC_VMAIN, | |
277 | IWL_PWR_SRC_VAUX, | |
278 | }; | |
279 | ||
5d08cd1d CH |
280 | #define IEEE80211_DATA_LEN 2304 |
281 | #define IEEE80211_4ADDR_LEN 30 | |
282 | #define IEEE80211_HLEN (IEEE80211_4ADDR_LEN) | |
283 | #define IEEE80211_FRAME_LEN (IEEE80211_DATA_LEN + IEEE80211_HLEN) | |
284 | ||
fcab423d | 285 | struct iwl_frame { |
5d08cd1d CH |
286 | union { |
287 | struct ieee80211_hdr frame; | |
4bf64efd | 288 | struct iwl_tx_beacon_cmd beacon; |
5d08cd1d CH |
289 | u8 raw[IEEE80211_FRAME_LEN]; |
290 | u8 cmd[360]; | |
291 | } u; | |
292 | struct list_head list; | |
293 | }; | |
294 | ||
5d08cd1d CH |
295 | #define SEQ_TO_SN(seq) (((seq) & IEEE80211_SCTL_SEQ) >> 4) |
296 | #define SN_TO_SEQ(ssn) (((ssn) << 4) & IEEE80211_SCTL_SEQ) | |
297 | #define MAX_SN ((IEEE80211_SCTL_SEQ) >> 4) | |
298 | ||
299 | enum { | |
c587de0b TW |
300 | CMD_SYNC = 0, |
301 | CMD_SIZE_NORMAL = 0, | |
302 | CMD_NO_SKB = 0, | |
5d08cd1d | 303 | CMD_SIZE_HUGE = (1 << 0), |
5d08cd1d | 304 | CMD_ASYNC = (1 << 1), |
5d08cd1d CH |
305 | CMD_WANT_SKB = (1 << 2), |
306 | }; | |
307 | ||
c8c24872 | 308 | #define DEF_CMD_PAYLOAD_SIZE 320 |
bd68fb6f | 309 | |
bc47279f | 310 | /** |
c2acea8e | 311 | * struct iwl_device_cmd |
bc47279f BC |
312 | * |
313 | * For allocation of the command and tx queues, this establishes the overall | |
314 | * size of the largest command we send to uCode, except for a scan command | |
315 | * (which is relatively huge; space is allocated separately). | |
316 | */ | |
c2acea8e | 317 | struct iwl_device_cmd { |
857485c0 | 318 | struct iwl_cmd_header hdr; /* uCode API */ |
5d08cd1d | 319 | union { |
5d08cd1d CH |
320 | u32 flags; |
321 | u8 val8; | |
322 | u16 val16; | |
323 | u32 val32; | |
83d527d9 | 324 | struct iwl_tx_cmd tx; |
c8c24872 WYG |
325 | struct iwl6000_channel_switch_cmd chswitch; |
326 | u8 payload[DEF_CMD_PAYLOAD_SIZE]; | |
ba2d3587 ED |
327 | } __packed cmd; |
328 | } __packed; | |
5d08cd1d | 329 | |
c2acea8e JB |
330 | #define TFD_MAX_PAYLOAD_SIZE (sizeof(struct iwl_device_cmd)) |
331 | ||
3257e5d4 | 332 | |
857485c0 | 333 | struct iwl_host_cmd { |
5d08cd1d | 334 | const void *data; |
2f301227 | 335 | unsigned long reply_page; |
5696aea6 JB |
336 | void (*callback)(struct iwl_priv *priv, |
337 | struct iwl_device_cmd *cmd, | |
2f301227 | 338 | struct iwl_rx_packet *pkt); |
c2acea8e JB |
339 | u32 flags; |
340 | u16 len; | |
341 | u8 id; | |
5d08cd1d CH |
342 | }; |
343 | ||
5d08cd1d CH |
344 | #define SUP_RATE_11A_MAX_NUM_CHANNELS 8 |
345 | #define SUP_RATE_11B_MAX_NUM_CHANNELS 4 | |
346 | #define SUP_RATE_11G_MAX_NUM_CHANNELS 12 | |
347 | ||
348 | /** | |
a55360e4 | 349 | * struct iwl_rx_queue - Rx queue |
df833b1d | 350 | * @bd: driver's pointer to buffer of receive buffer descriptors (rbd) |
d5b25c90 | 351 | * @bd_dma: bus address of buffer of receive buffer descriptors (rbd) |
5d08cd1d CH |
352 | * @read: Shared index to newest available Rx buffer |
353 | * @write: Shared index to oldest written Rx packet | |
354 | * @free_count: Number of pre-allocated buffers in rx_free | |
355 | * @rx_free: list of free SKBs for use | |
356 | * @rx_used: List of Rx buffers with no SKB | |
357 | * @need_update: flag to indicate we need to update read/write index | |
df833b1d RC |
358 | * @rb_stts: driver's pointer to receive buffer status |
359 | * @rb_stts_dma: bus address of receive buffer status | |
5d08cd1d | 360 | * |
a55360e4 | 361 | * NOTE: rx_free and rx_used are used as a FIFO for iwl_rx_mem_buffers |
5d08cd1d | 362 | */ |
a55360e4 | 363 | struct iwl_rx_queue { |
5d08cd1d | 364 | __le32 *bd; |
d5b25c90 | 365 | dma_addr_t bd_dma; |
a55360e4 TW |
366 | struct iwl_rx_mem_buffer pool[RX_QUEUE_SIZE + RX_FREE_BUFFERS]; |
367 | struct iwl_rx_mem_buffer *queue[RX_QUEUE_SIZE]; | |
5d08cd1d CH |
368 | u32 read; |
369 | u32 write; | |
370 | u32 free_count; | |
4752c93c | 371 | u32 write_actual; |
5d08cd1d CH |
372 | struct list_head rx_free; |
373 | struct list_head rx_used; | |
374 | int need_update; | |
8d86422a WT |
375 | struct iwl_rb_status *rb_stts; |
376 | dma_addr_t rb_stts_dma; | |
5d08cd1d CH |
377 | spinlock_t lock; |
378 | }; | |
379 | ||
380 | #define IWL_SUPPORTED_RATES_IE_LEN 8 | |
381 | ||
5d08cd1d CH |
382 | #define MAX_TID_COUNT 9 |
383 | ||
384 | #define IWL_INVALID_RATE 0xFF | |
385 | #define IWL_INVALID_VALUE -1 | |
386 | ||
bc47279f | 387 | /** |
6def9761 | 388 | * struct iwl_ht_agg -- aggregation status while waiting for block-ack |
bc47279f BC |
389 | * @txq_id: Tx queue used for Tx attempt |
390 | * @frame_count: # frames attempted by Tx command | |
391 | * @wait_for_ba: Expect block-ack before next Tx reply | |
392 | * @start_idx: Index of 1st Transmit Frame Descriptor (TFD) in Tx window | |
393 | * @bitmap0: Low order bitmap, one bit for each frame pending ACK in Tx window | |
394 | * @bitmap1: High order, one bit for each frame pending ACK in Tx window | |
395 | * @rate_n_flags: Rate at which Tx was attempted | |
396 | * | |
397 | * If REPLY_TX indicates that aggregation was attempted, driver must wait | |
398 | * for block ack (REPLY_COMPRESSED_BA). This struct stores tx reply info | |
399 | * until block ack arrives. | |
400 | */ | |
6def9761 | 401 | struct iwl_ht_agg { |
5d08cd1d CH |
402 | u16 txq_id; |
403 | u16 frame_count; | |
404 | u16 wait_for_ba; | |
405 | u16 start_idx; | |
fe01b477 | 406 | u64 bitmap; |
5d08cd1d | 407 | u32 rate_n_flags; |
fe01b477 RR |
408 | #define IWL_AGG_OFF 0 |
409 | #define IWL_AGG_ON 1 | |
410 | #define IWL_EMPTYING_HW_QUEUE_ADDBA 2 | |
411 | #define IWL_EMPTYING_HW_QUEUE_DELBA 3 | |
412 | u8 state; | |
5d08cd1d | 413 | }; |
fe01b477 | 414 | |
5d08cd1d | 415 | |
6def9761 | 416 | struct iwl_tid_data { |
f862a236 | 417 | u16 seq_number; /* agn only */ |
fe01b477 | 418 | u16 tfds_in_queue; |
6def9761 | 419 | struct iwl_ht_agg agg; |
5d08cd1d CH |
420 | }; |
421 | ||
6def9761 | 422 | struct iwl_hw_key { |
5d08cd1d CH |
423 | enum ieee80211_key_alg alg; |
424 | int keylen; | |
0211ddda | 425 | u8 keyidx; |
5d08cd1d CH |
426 | u8 key[32]; |
427 | }; | |
428 | ||
a78fe754 | 429 | union iwl_ht_rate_supp { |
5d08cd1d CH |
430 | u16 rates; |
431 | struct { | |
432 | u8 siso_rate; | |
433 | u8 mimo_rate; | |
434 | }; | |
435 | }; | |
436 | ||
5d08cd1d | 437 | #define CFG_HT_RX_AMPDU_FACTOR_DEF (0x3) |
bcc693a1 WYG |
438 | |
439 | /* | |
440 | * Maximal MPDU density for TX aggregation | |
441 | * 4 - 2us density | |
442 | * 5 - 4us density | |
443 | * 6 - 8us density | |
444 | * 7 - 16us density | |
445 | */ | |
446 | #define CFG_HT_MPDU_DENSITY_4USEC (0x5) | |
447 | #define CFG_HT_MPDU_DENSITY_DEF CFG_HT_MPDU_DENSITY_4USEC | |
5d08cd1d | 448 | |
fad95bf5 | 449 | struct iwl_ht_config { |
9e0cc6de | 450 | /* self configuration data */ |
c812ee24 JB |
451 | bool is_ht; |
452 | bool is_40mhz; | |
02bb1bea | 453 | bool single_chain_sufficient; |
ba37a3d0 | 454 | enum ieee80211_smps_mode smps; /* current smps mode */ |
9e0cc6de | 455 | /* BSS related data */ |
5d08cd1d | 456 | u8 extension_chan_offset; |
9e0cc6de RR |
457 | u8 ht_protection; |
458 | u8 non_GF_STA_present; | |
5d08cd1d | 459 | }; |
5d08cd1d | 460 | |
5d08cd1d | 461 | /* QoS structures */ |
1ff50bda | 462 | struct iwl_qos_info { |
5d08cd1d | 463 | int qos_active; |
1ff50bda | 464 | struct iwl_qosparam_cmd def_qos_parm; |
5d08cd1d | 465 | }; |
5d08cd1d | 466 | |
fe6b23dd RC |
467 | /* |
468 | * Structure should be accessed with sta_lock held. When station addition | |
469 | * is in progress (IWL_STA_UCODE_INPROGRESS) it is possible to access only | |
470 | * the commands (iwl_addsta_cmd and iwl_link_quality_cmd) without sta_lock | |
471 | * held. | |
472 | */ | |
6def9761 | 473 | struct iwl_station_entry { |
133636de | 474 | struct iwl_addsta_cmd sta; |
6def9761 | 475 | struct iwl_tid_data tid[MAX_TID_COUNT]; |
5d08cd1d | 476 | u8 used; |
6def9761 | 477 | struct iwl_hw_key keyinfo; |
fe6b23dd | 478 | struct iwl_link_quality_cmd *lq; |
5d08cd1d CH |
479 | }; |
480 | ||
fd1af15d JB |
481 | struct iwl_station_priv_common { |
482 | u8 sta_id; | |
483 | }; | |
484 | ||
8d9698b3 RC |
485 | /* |
486 | * iwl_station_priv: Driver's private station information | |
487 | * | |
488 | * When mac80211 creates a station it reserves some space (hw->sta_data_size) | |
489 | * in the structure for use by driver. This structure is places in that | |
490 | * space. | |
fd1af15d JB |
491 | * |
492 | * The common struct MUST be first because it is shared between | |
493 | * 3945 and agn! | |
8d9698b3 RC |
494 | */ |
495 | struct iwl_station_priv { | |
fd1af15d | 496 | struct iwl_station_priv_common common; |
8d9698b3 | 497 | struct iwl_lq_sta lq_sta; |
6ab10ff8 JB |
498 | atomic_t pending_frames; |
499 | bool client; | |
500 | bool asleep; | |
8d9698b3 RC |
501 | }; |
502 | ||
fd1af15d JB |
503 | /** |
504 | * struct iwl_vif_priv - driver's private per-interface information | |
505 | * | |
506 | * When mac80211 allocates a virtual interface, it can allocate | |
507 | * space for us to put data into. | |
508 | */ | |
509 | struct iwl_vif_priv { | |
510 | u8 ibss_bssid_sta_id; | |
511 | }; | |
512 | ||
5d08cd1d CH |
513 | /* one for each uCode image (inst/data, boot/init/runtime) */ |
514 | struct fw_desc { | |
515 | void *v_addr; /* access by driver */ | |
516 | dma_addr_t p_addr; /* access by card's busmaster DMA */ | |
517 | u32 len; /* bytes */ | |
518 | }; | |
519 | ||
dd7a2509 | 520 | /* v1/v2 uCode file layout */ |
cc0f555d JS |
521 | struct iwl_ucode_header { |
522 | __le32 ver; /* major/minor/API/serial */ | |
523 | union { | |
524 | struct { | |
525 | __le32 inst_size; /* bytes of runtime code */ | |
526 | __le32 data_size; /* bytes of runtime data */ | |
527 | __le32 init_size; /* bytes of init code */ | |
528 | __le32 init_data_size; /* bytes of init data */ | |
529 | __le32 boot_size; /* bytes of bootstrap code */ | |
530 | u8 data[0]; /* in same order as sizes */ | |
531 | } v1; | |
532 | struct { | |
533 | __le32 build; /* build number */ | |
534 | __le32 inst_size; /* bytes of runtime code */ | |
535 | __le32 data_size; /* bytes of runtime data */ | |
536 | __le32 init_size; /* bytes of init code */ | |
537 | __le32 init_data_size; /* bytes of init data */ | |
538 | __le32 boot_size; /* bytes of bootstrap code */ | |
539 | u8 data[0]; /* in same order as sizes */ | |
540 | } v2; | |
541 | } u; | |
5d08cd1d CH |
542 | }; |
543 | ||
dd7a2509 JB |
544 | /* |
545 | * new TLV uCode file layout | |
546 | * | |
547 | * The new TLV file format contains TLVs, that each specify | |
548 | * some piece of data. To facilitate "groups", for example | |
549 | * different instruction image with different capabilities, | |
550 | * bundled with the same init image, an alternative mechanism | |
551 | * is provided: | |
552 | * When the alternative field is 0, that means that the item | |
553 | * is always valid. When it is non-zero, then it is only | |
554 | * valid in conjunction with items of the same alternative, | |
555 | * in which case the driver (user) selects one alternative | |
556 | * to use. | |
557 | */ | |
558 | ||
559 | enum iwl_ucode_tlv_type { | |
560 | IWL_UCODE_TLV_INVALID = 0, /* unused */ | |
561 | IWL_UCODE_TLV_INST = 1, | |
562 | IWL_UCODE_TLV_DATA = 2, | |
563 | IWL_UCODE_TLV_INIT = 3, | |
564 | IWL_UCODE_TLV_INIT_DATA = 4, | |
565 | IWL_UCODE_TLV_BOOT = 5, | |
566 | IWL_UCODE_TLV_PROBE_MAX_LEN = 6, /* a u32 value */ | |
b2e640d4 JB |
567 | IWL_UCODE_TLV_RUNT_EVTLOG_PTR = 8, |
568 | IWL_UCODE_TLV_RUNT_EVTLOG_SIZE = 9, | |
569 | IWL_UCODE_TLV_RUNT_ERRLOG_PTR = 10, | |
570 | IWL_UCODE_TLV_INIT_EVTLOG_PTR = 11, | |
571 | IWL_UCODE_TLV_INIT_EVTLOG_SIZE = 12, | |
572 | IWL_UCODE_TLV_INIT_ERRLOG_PTR = 13, | |
c8312fac | 573 | IWL_UCODE_TLV_ENHANCE_SENS_TBL = 14, |
6a822d06 | 574 | IWL_UCODE_TLV_PHY_CALIBRATION_SIZE = 15, |
dd7a2509 JB |
575 | }; |
576 | ||
577 | struct iwl_ucode_tlv { | |
578 | __le16 type; /* see above */ | |
579 | __le16 alternative; /* see comment */ | |
580 | __le32 length; /* not including type/length fields */ | |
581 | u8 data[0]; | |
ba2d3587 | 582 | } __packed; |
dd7a2509 JB |
583 | |
584 | #define IWL_TLV_UCODE_MAGIC 0x0a4c5749 | |
585 | ||
586 | struct iwl_tlv_ucode_header { | |
587 | /* | |
588 | * The TLV style ucode header is distinguished from | |
589 | * the v1/v2 style header by first four bytes being | |
590 | * zero, as such is an invalid combination of | |
591 | * major/minor/API/serial versions. | |
592 | */ | |
593 | __le32 zero; | |
594 | __le32 magic; | |
595 | u8 human_readable[64]; | |
596 | __le32 ver; /* major/minor/API/serial */ | |
597 | __le32 build; | |
598 | __le64 alternatives; /* bitmask of valid alternatives */ | |
599 | /* | |
600 | * The data contained herein has a TLV layout, | |
601 | * see above for the TLV header and types. | |
602 | * Note that each TLV is padded to a length | |
603 | * that is a multiple of 4 for alignment. | |
604 | */ | |
605 | u8 data[0]; | |
606 | }; | |
607 | ||
bb8c093b | 608 | struct iwl4965_ibss_seq { |
5d08cd1d CH |
609 | u8 mac[ETH_ALEN]; |
610 | u16 seq_num; | |
611 | u16 frag_num; | |
612 | unsigned long packet_time; | |
613 | struct list_head list; | |
614 | }; | |
615 | ||
f0832f13 EG |
616 | struct iwl_sensitivity_ranges { |
617 | u16 min_nrg_cck; | |
618 | u16 max_nrg_cck; | |
619 | ||
620 | u16 nrg_th_cck; | |
621 | u16 nrg_th_ofdm; | |
622 | ||
623 | u16 auto_corr_min_ofdm; | |
624 | u16 auto_corr_min_ofdm_mrc; | |
625 | u16 auto_corr_min_ofdm_x1; | |
626 | u16 auto_corr_min_ofdm_mrc_x1; | |
627 | ||
628 | u16 auto_corr_max_ofdm; | |
629 | u16 auto_corr_max_ofdm_mrc; | |
630 | u16 auto_corr_max_ofdm_x1; | |
631 | u16 auto_corr_max_ofdm_mrc_x1; | |
632 | ||
633 | u16 auto_corr_max_cck; | |
634 | u16 auto_corr_max_cck_mrc; | |
635 | u16 auto_corr_min_cck; | |
636 | u16 auto_corr_min_cck_mrc; | |
55036d66 WYG |
637 | |
638 | u16 barker_corr_th_min; | |
639 | u16 barker_corr_th_min_mrc; | |
640 | u16 nrg_th_cca; | |
f0832f13 EG |
641 | }; |
642 | ||
099b40b7 | 643 | |
b5047f78 TW |
644 | #define KELVIN_TO_CELSIUS(x) ((x)-273) |
645 | #define CELSIUS_TO_KELVIN(x) ((x)+273) | |
646 | ||
647 | ||
bc47279f | 648 | /** |
5425e490 | 649 | * struct iwl_hw_params |
bc47279f | 650 | * @max_txq_num: Max # Tx queues supported |
f3f911d1 | 651 | * @dma_chnl_num: Number of Tx DMA/FIFO channels |
4ddbb7d0 | 652 | * @scd_bc_tbls_size: size of scheduler byte count tables |
a8e74e27 | 653 | * @tfd_size: TFD size |
099b40b7 RR |
654 | * @tx/rx_chains_num: Number of TX/RX chains |
655 | * @valid_tx/rx_ant: usable antennas | |
bc47279f | 656 | * @max_rxq_size: Max # Rx frames in Rx queue (must be power-of-2) |
bc47279f | 657 | * @max_rxq_log: Log-base-2 of max_rxq_size |
2f301227 | 658 | * @rx_page_order: Rx buffer page order |
141c43a3 | 659 | * @rx_wrt_ptr_reg: FH{39}_RSCSR_CHNL0_WPTR |
bc47279f BC |
660 | * @max_stations: |
661 | * @bcast_sta_id: | |
7aafef1c | 662 | * @ht40_channel: is 40MHz width possible in band 2.4 |
099b40b7 RR |
663 | * BIT(IEEE80211_BAND_5GHZ) BIT(IEEE80211_BAND_5GHZ) |
664 | * @sw_crypto: 0 for hw, 1 for sw | |
665 | * @max_xxx_size: for ucode uses | |
666 | * @ct_kill_threshold: temperature threshold | |
a0ee74cf | 667 | * @beacon_time_tsf_bits: number of valid tsf bits for beacon time |
a96a27f9 | 668 | * @calib_init_cfg: setup initial calibrations for the hw |
f0832f13 | 669 | * @struct iwl_sensitivity_ranges: range of sensitivity values |
bc47279f | 670 | */ |
5425e490 | 671 | struct iwl_hw_params { |
f3f911d1 ZY |
672 | u8 max_txq_num; |
673 | u8 dma_chnl_num; | |
4ddbb7d0 | 674 | u16 scd_bc_tbls_size; |
a8e74e27 | 675 | u32 tfd_size; |
ec35cf2a TW |
676 | u8 tx_chains_num; |
677 | u8 rx_chains_num; | |
678 | u8 valid_tx_ant; | |
679 | u8 valid_rx_ant; | |
5d08cd1d | 680 | u16 max_rxq_size; |
ec35cf2a | 681 | u16 max_rxq_log; |
2f301227 | 682 | u32 rx_page_order; |
141c43a3 | 683 | u32 rx_wrt_ptr_reg; |
5d08cd1d CH |
684 | u8 max_stations; |
685 | u8 bcast_sta_id; | |
7aafef1c | 686 | u8 ht40_channel; |
2c2f3b33 | 687 | u8 max_beacon_itrvl; /* in 1024 ms */ |
099b40b7 RR |
688 | u32 max_inst_size; |
689 | u32 max_data_size; | |
690 | u32 max_bsm_size; | |
691 | u32 ct_kill_threshold; /* value in hw-dependent units */ | |
672639de WYG |
692 | u32 ct_kill_exit_threshold; /* value in hw-dependent units */ |
693 | /* for 1000, 6000 series and up */ | |
a0ee74cf | 694 | u16 beacon_time_tsf_bits; |
be5d56ed | 695 | u32 calib_init_cfg; |
f0832f13 | 696 | const struct iwl_sensitivity_ranges *sens; |
5d08cd1d CH |
697 | }; |
698 | ||
5d08cd1d | 699 | |
5d08cd1d CH |
700 | /****************************************************************************** |
701 | * | |
a33c2f47 EG |
702 | * Functions implemented in core module which are forward declared here |
703 | * for use by iwl-[4-5].c | |
5d08cd1d | 704 | * |
a33c2f47 EG |
705 | * NOTE: The implementation of these functions are not hardware specific |
706 | * which is why they are in the core module files. | |
5d08cd1d CH |
707 | * |
708 | * Naming convention -- | |
a33c2f47 | 709 | * iwl_ <-- Is part of iwlwifi |
5d08cd1d | 710 | * iwlXXXX_ <-- Hardware specific (implemented in iwl-XXXX.c for XXXX) |
bb8c093b CH |
711 | * iwl4965_bg_ <-- Called from work queue context |
712 | * iwl4965_mac_ <-- mac80211 callback | |
5d08cd1d CH |
713 | * |
714 | ****************************************************************************/ | |
5b9f8cd3 EG |
715 | extern void iwl_update_chain_flags(struct iwl_priv *priv); |
716 | extern int iwl_set_pwr_src(struct iwl_priv *priv, enum iwl_pwr_src src); | |
a33c2f47 | 717 | extern const u8 iwl_bcast_addr[ETH_ALEN]; |
b3bbacb7 | 718 | extern int iwl_rxq_stop(struct iwl_priv *priv); |
da1bc453 | 719 | extern void iwl_txq_ctx_stop(struct iwl_priv *priv); |
443cfd45 | 720 | extern int iwl_queue_space(const struct iwl_queue *q); |
fd4abac5 TW |
721 | static inline int iwl_queue_used(const struct iwl_queue *q, int i) |
722 | { | |
c8106d76 | 723 | return q->write_ptr >= q->read_ptr ? |
fd4abac5 TW |
724 | (i >= q->read_ptr && i < q->write_ptr) : |
725 | !(i < q->read_ptr && i >= q->write_ptr); | |
726 | } | |
727 | ||
728 | ||
729 | static inline u8 get_cmd_index(struct iwl_queue *q, u32 index, int is_huge) | |
730 | { | |
c8c24872 WYG |
731 | /* |
732 | * This is for init calibration result and scan command which | |
733 | * required buffer > TFD_MAX_PAYLOAD_SIZE, | |
734 | * the big buffer at end of command array | |
735 | */ | |
fd4abac5 TW |
736 | if (is_huge) |
737 | return q->n_window; /* must be power of 2 */ | |
738 | ||
739 | /* Otherwise, use normal size buffers */ | |
740 | return index & (q->n_window - 1); | |
741 | } | |
742 | ||
743 | ||
4ddbb7d0 TW |
744 | struct iwl_dma_ptr { |
745 | dma_addr_t dma; | |
746 | void *addr; | |
b481de9c ZY |
747 | size_t size; |
748 | }; | |
749 | ||
b481de9c ZY |
750 | #define IWL_OPERATION_MODE_AUTO 0 |
751 | #define IWL_OPERATION_MODE_HT_ONLY 1 | |
752 | #define IWL_OPERATION_MODE_MIXED 2 | |
753 | #define IWL_OPERATION_MODE_20MHZ 3 | |
754 | ||
3195cdb7 TW |
755 | #define IWL_TX_CRC_SIZE 4 |
756 | #define IWL_TX_DELIMITER_SIZE 4 | |
b481de9c | 757 | |
b481de9c | 758 | #define TX_POWER_IWL_ILLEGAL_VOLTAGE -10000 |
b481de9c | 759 | |
b481de9c | 760 | /* Sensitivity and chain noise calibration */ |
b481de9c | 761 | #define INITIALIZATION_VALUE 0xFFFF |
d8c07e7a WYG |
762 | #define IWL4965_CAL_NUM_BEACONS 20 |
763 | #define IWL_CAL_NUM_BEACONS 16 | |
b481de9c ZY |
764 | #define MAXIMUM_ALLOWED_PATHLOSS 15 |
765 | ||
b481de9c ZY |
766 | #define CHAIN_NOISE_MAX_DELTA_GAIN_CODE 3 |
767 | ||
768 | #define MAX_FA_OFDM 50 | |
769 | #define MIN_FA_OFDM 5 | |
770 | #define MAX_FA_CCK 50 | |
771 | #define MIN_FA_CCK 5 | |
772 | ||
b481de9c ZY |
773 | #define AUTO_CORR_STEP_OFDM 1 |
774 | ||
b481de9c ZY |
775 | #define AUTO_CORR_STEP_CCK 3 |
776 | #define AUTO_CORR_MAX_TH_CCK 160 | |
777 | ||
b481de9c ZY |
778 | #define NRG_DIFF 2 |
779 | #define NRG_STEP_CCK 2 | |
780 | #define NRG_MARGIN 8 | |
781 | #define MAX_NUMBER_CCK_NO_FA 100 | |
782 | ||
783 | #define AUTO_CORR_CCK_MIN_VAL_DEF (125) | |
784 | ||
785 | #define CHAIN_A 0 | |
786 | #define CHAIN_B 1 | |
787 | #define CHAIN_C 2 | |
788 | #define CHAIN_NOISE_DELTA_GAIN_INIT_VAL 4 | |
789 | #define ALL_BAND_FILTER 0xFF00 | |
790 | #define IN_BAND_FILTER 0xFF | |
791 | #define MIN_AVERAGE_NOISE_MAX_VALUE 0xFFFFFFFF | |
792 | ||
3195cdb7 TW |
793 | #define NRG_NUM_PREV_STAT_L 20 |
794 | #define NUM_RX_CHAINS 3 | |
795 | ||
bb8c093b | 796 | enum iwl4965_false_alarm_state { |
b481de9c ZY |
797 | IWL_FA_TOO_MANY = 0, |
798 | IWL_FA_TOO_FEW = 1, | |
799 | IWL_FA_GOOD_RANGE = 2, | |
800 | }; | |
801 | ||
bb8c093b | 802 | enum iwl4965_chain_noise_state { |
b481de9c | 803 | IWL_CHAIN_NOISE_ALIVE = 0, /* must be 0 */ |
04816448 GE |
804 | IWL_CHAIN_NOISE_ACCUMULATE, |
805 | IWL_CHAIN_NOISE_CALIBRATED, | |
806 | IWL_CHAIN_NOISE_DONE, | |
b481de9c ZY |
807 | }; |
808 | ||
bb8c093b | 809 | enum iwl4965_calib_enabled_state { |
b481de9c ZY |
810 | IWL_CALIB_DISABLED = 0, /* must be 0 */ |
811 | IWL_CALIB_ENABLED = 1, | |
812 | }; | |
813 | ||
f69f42a6 TW |
814 | |
815 | /* | |
816 | * enum iwl_calib | |
817 | * defines the order in which results of initial calibrations | |
818 | * should be sent to the runtime uCode | |
819 | */ | |
820 | enum iwl_calib { | |
821 | IWL_CALIB_XTAL, | |
819500c5 | 822 | IWL_CALIB_DC, |
f69f42a6 TW |
823 | IWL_CALIB_LO, |
824 | IWL_CALIB_TX_IQ, | |
825 | IWL_CALIB_TX_IQ_PERD, | |
201706ac | 826 | IWL_CALIB_BASE_BAND, |
f69f42a6 TW |
827 | IWL_CALIB_MAX |
828 | }; | |
829 | ||
6e21f2c1 TW |
830 | /* Opaque calibration results */ |
831 | struct iwl_calib_result { | |
832 | void *buf; | |
833 | size_t buf_len; | |
7c616cba TW |
834 | }; |
835 | ||
dbb983b7 RR |
836 | enum ucode_type { |
837 | UCODE_NONE = 0, | |
838 | UCODE_INIT, | |
839 | UCODE_RT | |
840 | }; | |
841 | ||
b481de9c | 842 | /* Sensitivity calib data */ |
f0832f13 | 843 | struct iwl_sensitivity_data { |
b481de9c ZY |
844 | u32 auto_corr_ofdm; |
845 | u32 auto_corr_ofdm_mrc; | |
846 | u32 auto_corr_ofdm_x1; | |
847 | u32 auto_corr_ofdm_mrc_x1; | |
848 | u32 auto_corr_cck; | |
849 | u32 auto_corr_cck_mrc; | |
850 | ||
851 | u32 last_bad_plcp_cnt_ofdm; | |
852 | u32 last_fa_cnt_ofdm; | |
853 | u32 last_bad_plcp_cnt_cck; | |
854 | u32 last_fa_cnt_cck; | |
855 | ||
856 | u32 nrg_curr_state; | |
857 | u32 nrg_prev_state; | |
858 | u32 nrg_value[10]; | |
859 | u8 nrg_silence_rssi[NRG_NUM_PREV_STAT_L]; | |
860 | u32 nrg_silence_ref; | |
861 | u32 nrg_energy_idx; | |
862 | u32 nrg_silence_idx; | |
863 | u32 nrg_th_cck; | |
864 | s32 nrg_auto_corr_silence_diff; | |
865 | u32 num_in_cck_no_fa; | |
866 | u32 nrg_th_ofdm; | |
55036d66 WYG |
867 | |
868 | u16 barker_corr_th_min; | |
869 | u16 barker_corr_th_min_mrc; | |
870 | u16 nrg_th_cca; | |
b481de9c ZY |
871 | }; |
872 | ||
873 | /* Chain noise (differential Rx gain) calib data */ | |
f0832f13 | 874 | struct iwl_chain_noise_data { |
04816448 | 875 | u32 active_chains; |
b481de9c ZY |
876 | u32 chain_noise_a; |
877 | u32 chain_noise_b; | |
878 | u32 chain_noise_c; | |
879 | u32 chain_signal_a; | |
880 | u32 chain_signal_b; | |
881 | u32 chain_signal_c; | |
04816448 | 882 | u16 beacon_count; |
b481de9c ZY |
883 | u8 disconn_array[NUM_RX_CHAINS]; |
884 | u8 delta_gain_code[NUM_RX_CHAINS]; | |
885 | u8 radio_write; | |
04816448 | 886 | u8 state; |
b481de9c ZY |
887 | }; |
888 | ||
abceddb4 BC |
889 | #define EEPROM_SEM_TIMEOUT 10 /* milliseconds */ |
890 | #define EEPROM_SEM_RETRY_LIMIT 1000 /* number of attempts (not time) */ | |
b481de9c | 891 | |
20594eb0 WYG |
892 | #define IWL_TRAFFIC_ENTRIES (256) |
893 | #define IWL_TRAFFIC_ENTRY_SIZE (64) | |
5d08cd1d | 894 | |
5d08cd1d CH |
895 | enum { |
896 | MEASUREMENT_READY = (1 << 0), | |
897 | MEASUREMENT_ACTIVE = (1 << 1), | |
898 | }; | |
899 | ||
0848e297 WYG |
900 | enum iwl_nvm_type { |
901 | NVM_DEVICE_TYPE_EEPROM = 0, | |
902 | NVM_DEVICE_TYPE_OTP, | |
903 | }; | |
904 | ||
415e4993 WYG |
905 | /* |
906 | * Two types of OTP memory access modes | |
907 | * IWL_OTP_ACCESS_ABSOLUTE - absolute address mode, | |
908 | * based on physical memory addressing | |
909 | * IWL_OTP_ACCESS_RELATIVE - relative address mode, | |
910 | * based on logical memory addressing | |
911 | */ | |
912 | enum iwl_access_mode { | |
913 | IWL_OTP_ACCESS_ABSOLUTE, | |
914 | IWL_OTP_ACCESS_RELATIVE, | |
915 | }; | |
65b7998a WYG |
916 | |
917 | /** | |
918 | * enum iwl_pa_type - Power Amplifier type | |
919 | * @IWL_PA_SYSTEM: based on uCode configuration | |
65b7998a WYG |
920 | * @IWL_PA_INTERNAL: use Internal only |
921 | */ | |
922 | enum iwl_pa_type { | |
923 | IWL_PA_SYSTEM = 0, | |
740e7f51 | 924 | IWL_PA_INTERNAL = 1, |
65b7998a WYG |
925 | }; |
926 | ||
a83b9141 WYG |
927 | /* interrupt statistics */ |
928 | struct isr_statistics { | |
929 | u32 hw; | |
930 | u32 sw; | |
931 | u32 sw_err; | |
932 | u32 sch; | |
933 | u32 alive; | |
934 | u32 rfkill; | |
935 | u32 ctkill; | |
936 | u32 wakeup; | |
937 | u32 rx; | |
938 | u32 rx_handlers[REPLY_MAX]; | |
939 | u32 tx; | |
940 | u32 unhandled; | |
941 | }; | |
5d08cd1d | 942 | |
22fdf3c9 WYG |
943 | #ifdef CONFIG_IWLWIFI_DEBUGFS |
944 | /* management statistics */ | |
945 | enum iwl_mgmt_stats { | |
946 | MANAGEMENT_ASSOC_REQ = 0, | |
947 | MANAGEMENT_ASSOC_RESP, | |
948 | MANAGEMENT_REASSOC_REQ, | |
949 | MANAGEMENT_REASSOC_RESP, | |
950 | MANAGEMENT_PROBE_REQ, | |
951 | MANAGEMENT_PROBE_RESP, | |
952 | MANAGEMENT_BEACON, | |
953 | MANAGEMENT_ATIM, | |
954 | MANAGEMENT_DISASSOC, | |
955 | MANAGEMENT_AUTH, | |
956 | MANAGEMENT_DEAUTH, | |
957 | MANAGEMENT_ACTION, | |
958 | MANAGEMENT_MAX, | |
959 | }; | |
960 | /* control statistics */ | |
961 | enum iwl_ctrl_stats { | |
962 | CONTROL_BACK_REQ = 0, | |
963 | CONTROL_BACK, | |
964 | CONTROL_PSPOLL, | |
965 | CONTROL_RTS, | |
966 | CONTROL_CTS, | |
967 | CONTROL_ACK, | |
968 | CONTROL_CFEND, | |
969 | CONTROL_CFENDACK, | |
970 | CONTROL_MAX, | |
971 | }; | |
972 | ||
973 | struct traffic_stats { | |
974 | u32 mgmt[MANAGEMENT_MAX]; | |
975 | u32 ctrl[CONTROL_MAX]; | |
976 | u32 data_cnt; | |
977 | u64 data_bytes; | |
978 | }; | |
979 | #else | |
980 | struct traffic_stats { | |
981 | u64 data_bytes; | |
982 | }; | |
983 | #endif | |
984 | ||
0924e519 WYG |
985 | /* |
986 | * iwl_switch_rxon: "channel switch" structure | |
987 | * | |
988 | * @ switch_in_progress: channel switch in progress | |
989 | * @ channel: new channel | |
990 | */ | |
991 | struct iwl_switch_rxon { | |
992 | bool switch_in_progress; | |
993 | __le16 channel; | |
994 | }; | |
995 | ||
a9e1cb6a WYG |
996 | /* |
997 | * schedule the timer to wake up every UCODE_TRACE_PERIOD milliseconds | |
998 | * to perform continuous uCode event logging operation if enabled | |
999 | */ | |
1000 | #define UCODE_TRACE_PERIOD (100) | |
1001 | ||
1002 | /* | |
1003 | * iwl_event_log: current uCode event log position | |
1004 | * | |
1005 | * @ucode_trace: enable/disable ucode continuous trace timer | |
1006 | * @num_wraps: how many times the event buffer wraps | |
1007 | * @next_entry: the entry just before the next one that uCode would fill | |
1008 | * @non_wraps_count: counter for no wrap detected when dump ucode events | |
1009 | * @wraps_once_count: counter for wrap once detected when dump ucode events | |
1010 | * @wraps_more_count: counter for wrap more than once detected | |
1011 | * when dump ucode events | |
1012 | */ | |
1013 | struct iwl_event_log { | |
1014 | bool ucode_trace; | |
1015 | u32 num_wraps; | |
1016 | u32 next_entry; | |
1017 | int non_wraps_count; | |
1018 | int wraps_once_count; | |
1019 | int wraps_more_count; | |
1020 | }; | |
1021 | ||
2be76703 WYG |
1022 | /* |
1023 | * host interrupt timeout value | |
1024 | * used with setting interrupt coalescing timer | |
1025 | * the CSR_INT_COALESCING is an 8 bit register in 32-usec unit | |
1026 | * | |
1027 | * default interrupt coalescing timer is 64 x 32 = 2048 usecs | |
1028 | * default interrupt coalescing calibration timer is 16 x 32 = 512 usecs | |
1029 | */ | |
1030 | #define IWL_HOST_INT_TIMEOUT_MAX (0xFF) | |
1031 | #define IWL_HOST_INT_TIMEOUT_DEF (0x40) | |
1032 | #define IWL_HOST_INT_TIMEOUT_MIN (0x0) | |
1033 | #define IWL_HOST_INT_CALIB_TIMEOUT_MAX (0xFF) | |
1034 | #define IWL_HOST_INT_CALIB_TIMEOUT_DEF (0x10) | |
1035 | #define IWL_HOST_INT_CALIB_TIMEOUT_MIN (0x0) | |
1036 | ||
3e4fb5fa TAN |
1037 | /* |
1038 | * This is the threshold value of plcp error rate per 100mSecs. It is | |
1039 | * used to set and check for the validity of plcp_delta. | |
1040 | */ | |
680788ac | 1041 | #define IWL_MAX_PLCP_ERR_THRESHOLD_MIN (1) |
3e4fb5fa TAN |
1042 | #define IWL_MAX_PLCP_ERR_THRESHOLD_DEF (50) |
1043 | #define IWL_MAX_PLCP_ERR_LONG_THRESHOLD_DEF (100) | |
6c3872e1 | 1044 | #define IWL_MAX_PLCP_ERR_EXT_LONG_THRESHOLD_DEF (200) |
3e4fb5fa | 1045 | #define IWL_MAX_PLCP_ERR_THRESHOLD_MAX (255) |
680788ac | 1046 | #define IWL_MAX_PLCP_ERR_THRESHOLD_DISABLE (0) |
3e4fb5fa | 1047 | |
8a472da4 WYG |
1048 | #define IWL_DELAY_NEXT_FORCE_RF_RESET (HZ*3) |
1049 | #define IWL_DELAY_NEXT_FORCE_FW_RELOAD (HZ*5) | |
1050 | ||
b74e31a9 WYG |
1051 | /* timer constants use to monitor and recover stuck tx queues in mSecs */ |
1052 | #define IWL_MONITORING_PERIOD (1000) | |
1053 | #define IWL_ONE_HUNDRED_MSECS (100) | |
1054 | #define IWL_SIXTY_SECS (60000) | |
1055 | ||
a93e7973 WYG |
1056 | enum iwl_reset { |
1057 | IWL_RF_RESET = 0, | |
1058 | IWL_FW_RESET, | |
8a472da4 WYG |
1059 | IWL_MAX_FORCE_RESET, |
1060 | }; | |
1061 | ||
1062 | struct iwl_force_reset { | |
1063 | int reset_request_count; | |
1064 | int reset_success_count; | |
1065 | int reset_reject_count; | |
1066 | unsigned long reset_duration; | |
1067 | unsigned long last_force_reset_jiffies; | |
a93e7973 WYG |
1068 | }; |
1069 | ||
a0ee74cf WYG |
1070 | /* extend beacon time format bit shifting */ |
1071 | /* | |
1072 | * for _3945 devices | |
1073 | * bits 31:24 - extended | |
1074 | * bits 23:0 - interval | |
1075 | */ | |
1076 | #define IWL3945_EXT_BEACON_TIME_POS 24 | |
1077 | /* | |
1078 | * for _agn devices | |
1079 | * bits 31:22 - extended | |
1080 | * bits 21:0 - interval | |
1081 | */ | |
1082 | #define IWLAGN_EXT_BEACON_TIME_POS 22 | |
1083 | ||
c79dd5b5 | 1084 | struct iwl_priv { |
5d08cd1d CH |
1085 | |
1086 | /* ieee device used by generic ieee processing code */ | |
1087 | struct ieee80211_hw *hw; | |
1088 | struct ieee80211_channel *ieee_channels; | |
1089 | struct ieee80211_rate *ieee_rates; | |
82b9a121 | 1090 | struct iwl_cfg *cfg; |
5d08cd1d CH |
1091 | |
1092 | /* temporary frame storage list */ | |
1093 | struct list_head free_frames; | |
1094 | int frames_count; | |
1095 | ||
8318d78a | 1096 | enum ieee80211_band band; |
2f301227 | 1097 | int alloc_rxb_page; |
5d08cd1d | 1098 | |
c79dd5b5 | 1099 | void (*rx_handlers[REPLY_MAX])(struct iwl_priv *priv, |
a55360e4 | 1100 | struct iwl_rx_mem_buffer *rxb); |
5d08cd1d | 1101 | |
8318d78a | 1102 | struct ieee80211_supported_band bands[IEEE80211_NUM_BANDS]; |
5d08cd1d | 1103 | |
5d08cd1d | 1104 | /* spectrum measurement report caching */ |
2aa6ab86 | 1105 | struct iwl_spectrum_notification measure_report; |
5d08cd1d | 1106 | u8 measurement_status; |
81963d68 | 1107 | |
5d08cd1d CH |
1108 | /* ucode beacon time */ |
1109 | u32 ucode_beacon_time; | |
a13d276f | 1110 | int missed_beacon_threshold; |
5d08cd1d | 1111 | |
3e4fb5fa TAN |
1112 | /* storing the jiffies when the plcp error rate is received */ |
1113 | unsigned long plcp_jiffies; | |
1114 | ||
a93e7973 | 1115 | /* force reset */ |
8a472da4 | 1116 | struct iwl_force_reset force_reset[IWL_MAX_FORCE_RESET]; |
a93e7973 | 1117 | |
5a2a780c | 1118 | /* we allocate array of iwl_channel_info for NIC's valid channels. |
5d08cd1d | 1119 | * Access via channel # using indirect index array */ |
bf85ea4f | 1120 | struct iwl_channel_info *channel_info; /* channel info array */ |
5d08cd1d CH |
1121 | u8 channel_count; /* # of channels */ |
1122 | ||
5d08cd1d CH |
1123 | /* thermal calibration */ |
1124 | s32 temperature; /* degrees Kelvin */ | |
1125 | s32 last_temperature; | |
1126 | ||
7c616cba | 1127 | /* init calibration results */ |
6e21f2c1 | 1128 | struct iwl_calib_result calib_results[IWL_CALIB_MAX]; |
7c616cba | 1129 | |
5d08cd1d | 1130 | /* Scan related variables */ |
5d08cd1d | 1131 | unsigned long scan_start; |
5d08cd1d | 1132 | unsigned long scan_start_tsf; |
811ecc99 | 1133 | void *scan_cmd; |
00700ee0 | 1134 | enum ieee80211_band scan_band; |
1ecf9fc1 | 1135 | struct cfg80211_scan_request *scan_request; |
f84b29ec | 1136 | struct ieee80211_vif *scan_vif; |
afbdd69a | 1137 | bool is_internal_short_scan; |
76eff18b TW |
1138 | u8 scan_tx_ant[IEEE80211_NUM_BANDS]; |
1139 | u8 mgmt_tx_ant; | |
5d08cd1d CH |
1140 | |
1141 | /* spinlock */ | |
1142 | spinlock_t lock; /* protect general shared data */ | |
1143 | spinlock_t hcmd_lock; /* protect hcmd */ | |
a8b50a0a | 1144 | spinlock_t reg_lock; /* protect hw register access */ |
5d08cd1d | 1145 | struct mutex mutex; |
d2dfe6df | 1146 | struct mutex sync_cmd_mutex; /* enable serialization of sync commands */ |
5d08cd1d CH |
1147 | |
1148 | /* basic pci-network driver stuff */ | |
1149 | struct pci_dev *pci_dev; | |
1150 | ||
1151 | /* pci hardware address support */ | |
1152 | void __iomem *hw_base; | |
b661c819 TW |
1153 | u32 hw_rev; |
1154 | u32 hw_wa_rev; | |
1155 | u8 rev_id; | |
5d08cd1d | 1156 | |
c6fa17ed WYG |
1157 | /* EEPROM MAC addresses */ |
1158 | struct mac_address addresses[2]; | |
1159 | ||
5d08cd1d | 1160 | /* uCode images, save to reload in case of failure */ |
b08dfd04 | 1161 | int fw_index; /* firmware we're trying to load */ |
c02b3acd CR |
1162 | u32 ucode_ver; /* version of ucode, copy of |
1163 | iwl_ucode.ver */ | |
5d08cd1d CH |
1164 | struct fw_desc ucode_code; /* runtime inst */ |
1165 | struct fw_desc ucode_data; /* runtime data original */ | |
1166 | struct fw_desc ucode_data_backup; /* runtime data save/restore */ | |
1167 | struct fw_desc ucode_init; /* initialization inst */ | |
1168 | struct fw_desc ucode_init_data; /* initialization data */ | |
1169 | struct fw_desc ucode_boot; /* bootstrap inst */ | |
dbb983b7 RR |
1170 | enum ucode_type ucode_type; |
1171 | u8 ucode_write_complete; /* the image write is complete */ | |
b08dfd04 | 1172 | char firmware_name[25]; |
5d08cd1d CH |
1173 | |
1174 | ||
3195c1f3 | 1175 | struct iwl_rxon_time_cmd rxon_timing; |
5d08cd1d CH |
1176 | |
1177 | /* We declare this const so it can only be | |
1178 | * changed via explicit cast within the | |
1179 | * routines that actually update the physical | |
1180 | * hardware */ | |
c1adf9fb GG |
1181 | const struct iwl_rxon_cmd active_rxon; |
1182 | struct iwl_rxon_cmd staging_rxon; | |
5d08cd1d | 1183 | |
0924e519 WYG |
1184 | struct iwl_switch_rxon switch_rxon; |
1185 | ||
5d08cd1d | 1186 | /* 1st responses from initialize and runtime uCode images. |
5a2a780c | 1187 | * _agn's initialize alive response contains some calibration data. */ |
885ba202 TW |
1188 | struct iwl_init_alive_resp card_alive_init; |
1189 | struct iwl_alive_resp card_alive; | |
5d08cd1d | 1190 | |
ab53d8af MA |
1191 | unsigned long last_blink_time; |
1192 | u8 last_blink_rate; | |
1193 | u8 allow_blinking; | |
1194 | u64 led_tpt; | |
e932a609 | 1195 | |
5d08cd1d | 1196 | u16 active_rate; |
5d08cd1d | 1197 | |
5d08cd1d | 1198 | u8 start_calib; |
f0832f13 EG |
1199 | struct iwl_sensitivity_data sensitivity_data; |
1200 | struct iwl_chain_noise_data chain_noise_data; | |
c8312fac | 1201 | bool enhance_sensitivity_table; |
5d08cd1d | 1202 | __le16 sensitivity_tbl[HD_TABLE_SIZE]; |
c8312fac | 1203 | __le16 enhance_sensitivity_tbl[ENHANCE_HD_TABLE_ENTRIES]; |
5d08cd1d | 1204 | |
fad95bf5 | 1205 | struct iwl_ht_config current_ht_config; |
5d08cd1d | 1206 | |
5d08cd1d | 1207 | /* Rate scaling data */ |
5d08cd1d CH |
1208 | u8 retry_rate; |
1209 | ||
1210 | wait_queue_head_t wait_command_queue; | |
1211 | ||
1212 | int activity_timer_active; | |
1213 | ||
1214 | /* Rx and Tx DMA processing queues */ | |
a55360e4 | 1215 | struct iwl_rx_queue rxq; |
88804e2b | 1216 | struct iwl_tx_queue *txq; |
5d08cd1d | 1217 | unsigned long txq_ctx_active_msk; |
4ddbb7d0 TW |
1218 | struct iwl_dma_ptr kw; /* keep warm address */ |
1219 | struct iwl_dma_ptr scd_bc_tbls; | |
1220 | ||
5d08cd1d CH |
1221 | u32 scd_base_addr; /* scheduler sram base address */ |
1222 | ||
1223 | unsigned long status; | |
5d08cd1d | 1224 | |
19758bef | 1225 | /* counts mgmt, ctl, and data packets */ |
22fdf3c9 WYG |
1226 | struct traffic_stats tx_stats; |
1227 | struct traffic_stats rx_stats; | |
19758bef | 1228 | |
a83b9141 WYG |
1229 | /* counts interrupts */ |
1230 | struct isr_statistics isr_stats; | |
1231 | ||
5da4b55f | 1232 | struct iwl_power_mgr power_data; |
3ad3b92a | 1233 | struct iwl_tt_mgmt thermal_throttle; |
5d08cd1d | 1234 | |
5d08cd1d | 1235 | /* context information */ |
59c02b41 | 1236 | u8 bssid[ETH_ALEN]; /* used only on 3945 but filled by core */ |
5d08cd1d | 1237 | |
9c5ac091 RC |
1238 | /* station table variables */ |
1239 | ||
1240 | /* Note: if lock and sta_lock are needed, lock must be acquired first */ | |
5d08cd1d CH |
1241 | spinlock_t sta_lock; |
1242 | int num_stations; | |
6def9761 | 1243 | struct iwl_station_entry stations[IWL_STATION_COUNT]; |
72e15d71 | 1244 | struct iwl_wep_key wep_keys[WEP_KEYS_MAX]; /* protected by mutex */ |
6974e363 | 1245 | u8 key_mapping_key; |
80fb47a1 | 1246 | unsigned long ucode_key_table; |
5d08cd1d | 1247 | |
e4e72fb4 JB |
1248 | /* queue refcounts */ |
1249 | #define IWL_MAX_HW_QUEUES 32 | |
1250 | unsigned long queue_stopped[BITS_TO_LONGS(IWL_MAX_HW_QUEUES)]; | |
1251 | /* for each AC */ | |
1252 | atomic_t queue_stop_count[4]; | |
1253 | ||
5d08cd1d | 1254 | /* Indication if ieee80211_ops->open has been called */ |
69dc5d9d | 1255 | u8 is_open; |
5d08cd1d CH |
1256 | |
1257 | u8 mac80211_registered; | |
5d08cd1d | 1258 | |
af6b8ee3 | 1259 | /* eeprom -- this is in the card's little endian byte order */ |
073d3f5f | 1260 | u8 *eeprom; |
0848e297 | 1261 | int nvm_device_type; |
073d3f5f | 1262 | struct iwl_eeprom_calib_info *calib_info; |
5d08cd1d | 1263 | |
05c914fe | 1264 | enum nl80211_iftype iw_mode; |
5d08cd1d CH |
1265 | |
1266 | struct sk_buff *ibss_beacon; | |
1267 | ||
1268 | /* Last Rx'd beacon timestamp */ | |
3109ece1 | 1269 | u64 timestamp; |
32bfd35d | 1270 | struct ieee80211_vif *vif; |
5d08cd1d | 1271 | |
ee525d13 JB |
1272 | union { |
1273 | #if defined(CONFIG_IWL3945) || defined(CONFIG_IWL3945_MODULE) | |
1274 | struct { | |
1275 | void *shared_virt; | |
1276 | dma_addr_t shared_phys; | |
1277 | ||
1278 | struct delayed_work thermal_periodic; | |
1279 | struct delayed_work rfkill_poll; | |
1280 | ||
1281 | struct iwl3945_notif_statistics statistics; | |
d73e4923 | 1282 | #ifdef CONFIG_IWLWIFI_DEBUGFS |
17f36fc6 AK |
1283 | struct iwl3945_notif_statistics accum_statistics; |
1284 | struct iwl3945_notif_statistics delta_statistics; | |
1285 | struct iwl3945_notif_statistics max_delta; | |
1286 | #endif | |
ee525d13 JB |
1287 | |
1288 | u32 sta_supp_rates; | |
e99f168c JB |
1289 | int last_rx_rssi; /* From Rx packet statistics */ |
1290 | ||
1291 | /* Rx'd packet timing information */ | |
1292 | u32 last_beacon_time; | |
1293 | u64 last_tsf; | |
67d613ae JB |
1294 | |
1295 | /* | |
1296 | * each calibration channel group in the | |
1297 | * EEPROM has a derived clip setting for | |
1298 | * each rate. | |
1299 | */ | |
1300 | const struct iwl3945_clip_group clip_groups[5]; | |
1301 | ||
ee525d13 | 1302 | } _3945; |
a4c8b2a6 JB |
1303 | #endif |
1304 | #if defined(CONFIG_IWLAGN) || defined(CONFIG_IWLAGN_MODULE) | |
1305 | struct { | |
1306 | /* INT ICT Table */ | |
1307 | __le32 *ict_tbl; | |
1308 | void *ict_tbl_vir; | |
1309 | dma_addr_t ict_tbl_dma; | |
1310 | dma_addr_t aligned_ict_tbl_dma; | |
1311 | int ict_index; | |
1312 | u32 inta; | |
1313 | bool use_ict; | |
d5a0ffa3 WYG |
1314 | /* |
1315 | * reporting the number of tids has AGG on. 0 means | |
1316 | * no AGGREGATION | |
1317 | */ | |
1318 | u8 agg_tids_count; | |
05d57520 JB |
1319 | |
1320 | struct iwl_rx_phy_res last_phy_res; | |
1321 | bool last_phy_res_valid; | |
a15707d8 RC |
1322 | |
1323 | struct completion firmware_loading_complete; | |
a2064b7a | 1324 | |
b2e640d4 JB |
1325 | u32 init_evtlog_ptr, init_evtlog_size, init_errlog_ptr; |
1326 | u32 inst_evtlog_ptr, inst_evtlog_size, inst_errlog_ptr; | |
f3aebeee | 1327 | |
6a822d06 WYG |
1328 | /* |
1329 | * chain noise reset and gain commands are the | |
1330 | * two extra calibration commands follows the standard | |
1331 | * phy calibration commands | |
1332 | */ | |
1333 | u8 phy_calib_chain_noise_reset_cmd; | |
1334 | u8 phy_calib_chain_noise_gain_cmd; | |
1335 | ||
f3aebeee | 1336 | struct iwl_notif_statistics statistics; |
7980fba5 | 1337 | struct iwl_bt_notif_statistics statistics_bt; |
f3aebeee WYG |
1338 | #ifdef CONFIG_IWLWIFI_DEBUGFS |
1339 | struct iwl_notif_statistics accum_statistics; | |
1340 | struct iwl_notif_statistics delta_statistics; | |
1341 | struct iwl_notif_statistics max_delta; | |
7980fba5 WYG |
1342 | struct iwl_bt_notif_statistics accum_statistics_bt; |
1343 | struct iwl_bt_notif_statistics delta_statistics_bt; | |
1344 | struct iwl_bt_notif_statistics max_delta_bt; | |
f3aebeee | 1345 | #endif |
a4c8b2a6 | 1346 | } _agn; |
ee525d13 JB |
1347 | #endif |
1348 | }; | |
1349 | ||
5425e490 | 1350 | struct iwl_hw_params hw_params; |
4ddbb7d0 | 1351 | |
40cefda9 | 1352 | u32 inta_mask; |
5d08cd1d | 1353 | |
1ff50bda | 1354 | struct iwl_qos_info qos_data; |
5d08cd1d CH |
1355 | |
1356 | struct workqueue_struct *workqueue; | |
1357 | ||
5d08cd1d | 1358 | struct work_struct restart; |
5d08cd1d CH |
1359 | struct work_struct scan_completed; |
1360 | struct work_struct rx_replenish; | |
5d08cd1d | 1361 | struct work_struct abort_scan; |
5d08cd1d | 1362 | struct work_struct beacon_update; |
a28027cd WYG |
1363 | struct work_struct tt_work; |
1364 | struct work_struct ct_enter; | |
1365 | struct work_struct ct_exit; | |
88be0264 | 1366 | struct work_struct start_internal_scan; |
65550636 | 1367 | struct work_struct tx_flush; |
5d08cd1d CH |
1368 | |
1369 | struct tasklet_struct irq_tasklet; | |
1370 | ||
1371 | struct delayed_work init_alive_start; | |
1372 | struct delayed_work alive_start; | |
5d08cd1d | 1373 | struct delayed_work scan_check; |
4a8a4322 | 1374 | |
630fe9b6 TW |
1375 | /* TX Power */ |
1376 | s8 tx_power_user_lmt; | |
dc1b0973 | 1377 | s8 tx_power_device_lmt; |
ae16fc3c | 1378 | s8 tx_power_lmt_in_half_dbm; /* max tx power in half-dBm format */ |
5d08cd1d | 1379 | |
5d08cd1d | 1380 | |
d08853a3 | 1381 | #ifdef CONFIG_IWLWIFI_DEBUG |
5d08cd1d | 1382 | /* debugging info */ |
3d816c77 RC |
1383 | u32 debug_level; /* per device debugging will override global |
1384 | iwl_debug_level if set */ | |
d73e4923 | 1385 | #endif /* CONFIG_IWLWIFI_DEBUG */ |
712b6cf5 TW |
1386 | #ifdef CONFIG_IWLWIFI_DEBUGFS |
1387 | /* debugfs */ | |
20594eb0 WYG |
1388 | u16 tx_traffic_idx; |
1389 | u16 rx_traffic_idx; | |
1390 | u8 *tx_traffic; | |
1391 | u8 *rx_traffic; | |
4c84a8f1 JB |
1392 | struct dentry *debugfs_dir; |
1393 | u32 dbgfs_sram_offset, dbgfs_sram_len; | |
d73e4923 | 1394 | bool disable_ht40; |
712b6cf5 | 1395 | #endif /* CONFIG_IWLWIFI_DEBUGFS */ |
5d08cd1d CH |
1396 | |
1397 | struct work_struct txpower_work; | |
445c2dff TW |
1398 | u32 disable_sens_cal; |
1399 | u32 disable_chain_noise_cal; | |
203566f3 | 1400 | u32 disable_tx_power_cal; |
16e727e8 | 1401 | struct work_struct run_time_calib_work; |
5d08cd1d | 1402 | struct timer_list statistics_periodic; |
a9e1cb6a | 1403 | struct timer_list ucode_trace; |
b74e31a9 | 1404 | struct timer_list monitor_recover; |
086ed117 | 1405 | bool hw_ready; |
a9e1cb6a WYG |
1406 | |
1407 | struct iwl_event_log event_log; | |
c79dd5b5 | 1408 | }; /*iwl_priv */ |
5d08cd1d | 1409 | |
36470749 RR |
1410 | static inline void iwl_txq_ctx_activate(struct iwl_priv *priv, int txq_id) |
1411 | { | |
1412 | set_bit(txq_id, &priv->txq_ctx_active_msk); | |
1413 | } | |
1414 | ||
1415 | static inline void iwl_txq_ctx_deactivate(struct iwl_priv *priv, int txq_id) | |
1416 | { | |
1417 | clear_bit(txq_id, &priv->txq_ctx_active_msk); | |
1418 | } | |
1419 | ||
994d31f7 | 1420 | #ifdef CONFIG_IWLWIFI_DEBUG |
a332f8d6 | 1421 | const char *iwl_get_tx_fail_reason(u32 status); |
3d816c77 RC |
1422 | /* |
1423 | * iwl_get_debug_level: Return active debug level for device | |
1424 | * | |
1425 | * Using sysfs it is possible to set per device debug level. This debug | |
1426 | * level will be used if set, otherwise the global debug level which can be | |
1427 | * set via module parameter is used. | |
1428 | */ | |
1429 | static inline u32 iwl_get_debug_level(struct iwl_priv *priv) | |
1430 | { | |
1431 | if (priv->debug_level) | |
1432 | return priv->debug_level; | |
1433 | else | |
1434 | return iwl_debug_level; | |
1435 | } | |
a332f8d6 TW |
1436 | #else |
1437 | static inline const char *iwl_get_tx_fail_reason(u32 status) { return ""; } | |
3d816c77 RC |
1438 | |
1439 | static inline u32 iwl_get_debug_level(struct iwl_priv *priv) | |
1440 | { | |
1441 | return iwl_debug_level; | |
1442 | } | |
a332f8d6 TW |
1443 | #endif |
1444 | ||
1445 | ||
a332f8d6 TW |
1446 | static inline struct ieee80211_hdr *iwl_tx_queue_get_hdr(struct iwl_priv *priv, |
1447 | int txq_id, int idx) | |
1448 | { | |
ff0d91c3 | 1449 | if (priv->txq[txq_id].txb[idx].skb) |
a332f8d6 | 1450 | return (struct ieee80211_hdr *)priv->txq[txq_id]. |
ff0d91c3 | 1451 | txb[idx].skb->data; |
a332f8d6 TW |
1452 | return NULL; |
1453 | } | |
a332f8d6 TW |
1454 | |
1455 | ||
3109ece1 | 1456 | static inline int iwl_is_associated(struct iwl_priv *priv) |
5d08cd1d CH |
1457 | { |
1458 | return (priv->active_rxon.filter_flags & RXON_FILTER_ASSOC_MSK) ? 1 : 0; | |
1459 | } | |
1460 | ||
bf85ea4f | 1461 | static inline int is_channel_valid(const struct iwl_channel_info *ch_info) |
5d08cd1d CH |
1462 | { |
1463 | if (ch_info == NULL) | |
1464 | return 0; | |
1465 | return (ch_info->flags & EEPROM_CHANNEL_VALID) ? 1 : 0; | |
1466 | } | |
1467 | ||
bf85ea4f | 1468 | static inline int is_channel_radar(const struct iwl_channel_info *ch_info) |
5d08cd1d CH |
1469 | { |
1470 | return (ch_info->flags & EEPROM_CHANNEL_RADAR) ? 1 : 0; | |
1471 | } | |
1472 | ||
bf85ea4f | 1473 | static inline u8 is_channel_a_band(const struct iwl_channel_info *ch_info) |
5d08cd1d | 1474 | { |
8318d78a | 1475 | return ch_info->band == IEEE80211_BAND_5GHZ; |
5d08cd1d CH |
1476 | } |
1477 | ||
bf85ea4f | 1478 | static inline u8 is_channel_bg_band(const struct iwl_channel_info *ch_info) |
5d08cd1d | 1479 | { |
8318d78a | 1480 | return ch_info->band == IEEE80211_BAND_2GHZ; |
5d08cd1d CH |
1481 | } |
1482 | ||
bf85ea4f | 1483 | static inline int is_channel_passive(const struct iwl_channel_info *ch) |
5d08cd1d CH |
1484 | { |
1485 | return (!(ch->flags & EEPROM_CHANNEL_ACTIVE)) ? 1 : 0; | |
1486 | } | |
1487 | ||
bf85ea4f | 1488 | static inline int is_channel_ibss(const struct iwl_channel_info *ch) |
5d08cd1d CH |
1489 | { |
1490 | return ((ch->flags & EEPROM_CHANNEL_IBSS)) ? 1 : 0; | |
1491 | } | |
1492 | ||
64a76b50 ZY |
1493 | static inline void __iwl_free_pages(struct iwl_priv *priv, struct page *page) |
1494 | { | |
1495 | __free_pages(page, priv->hw_params.rx_page_order); | |
1496 | priv->alloc_rxb_page--; | |
1497 | } | |
1498 | ||
1499 | static inline void iwl_free_pages(struct iwl_priv *priv, unsigned long page) | |
1500 | { | |
1501 | free_pages(page, priv->hw_params.rx_page_order); | |
1502 | priv->alloc_rxb_page--; | |
1503 | } | |
be1f3ab6 | 1504 | #endif /* __iwl_dev_h__ */ |