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b481de9c ZY |
1 | /****************************************************************************** |
2 | * | |
eb7ae89c | 3 | * Copyright(c) 2003 - 2008 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 | ||
4fc22b21 | 39 | #define DRV_NAME "iwlagn" |
ad97edd2 | 40 | #include "iwl-rfkill.h" |
6bc913bd | 41 | #include "iwl-eeprom.h" |
5d08cd1d | 42 | #include "iwl-4965-hw.h" |
6f83eaa1 | 43 | #include "iwl-csr.h" |
5d08cd1d | 44 | #include "iwl-prph.h" |
0a6857e7 | 45 | #include "iwl-debug.h" |
ab53d8af | 46 | #include "iwl-led.h" |
5da4b55f | 47 | #include "iwl-power.h" |
e227ceac | 48 | #include "iwl-agn-rs.h" |
5d08cd1d | 49 | |
fed9017e RR |
50 | /* configuration for the iwl4965 */ |
51 | extern struct iwl_cfg iwl4965_agn_cfg; | |
5a6a256e TW |
52 | extern struct iwl_cfg iwl5300_agn_cfg; |
53 | extern struct iwl_cfg iwl5100_agn_cfg; | |
54 | extern struct iwl_cfg iwl5350_agn_cfg; | |
47408639 EK |
55 | extern struct iwl_cfg iwl5100_bg_cfg; |
56 | extern struct iwl_cfg iwl5100_abg_cfg; | |
7100e924 | 57 | extern struct iwl_cfg iwl5150_agn_cfg; |
fed9017e | 58 | |
099b40b7 RR |
59 | /* CT-KILL constants */ |
60 | #define CT_KILL_THRESHOLD 110 /* in Celsius */ | |
4bf775cd | 61 | |
5d08cd1d CH |
62 | /* Default noise level to report when noise measurement is not available. |
63 | * This may be because we're: | |
64 | * 1) Not associated (4965, no beacon statistics being sent to driver) | |
65 | * 2) Scanning (noise measurement does not apply to associated channel) | |
66 | * 3) Receiving CCK (3945 delivers noise info only for OFDM frames) | |
67 | * Use default noise value of -127 ... this is below the range of measurable | |
68 | * Rx dBm for either 3945 or 4965, so it can indicate "unmeasurable" to user. | |
69 | * Also, -127 works better than 0 when averaging frames with/without | |
70 | * noise info (e.g. averaging might be done in app); measured dBm values are | |
71 | * always negative ... using a negative value as the default keeps all | |
72 | * averages within an s8's (used in some apps) range of negative values. */ | |
73 | #define IWL_NOISE_MEAS_NOT_AVAILABLE (-127) | |
74 | ||
5d08cd1d CH |
75 | /* |
76 | * RTS threshold here is total size [2347] minus 4 FCS bytes | |
77 | * Per spec: | |
78 | * a value of 0 means RTS on all data/management packets | |
79 | * a value > max MSDU size means no RTS | |
80 | * else RTS for data/management frames where MPDU is larger | |
81 | * than RTS value. | |
82 | */ | |
83 | #define DEFAULT_RTS_THRESHOLD 2347U | |
84 | #define MIN_RTS_THRESHOLD 0U | |
85 | #define MAX_RTS_THRESHOLD 2347U | |
86 | #define MAX_MSDU_SIZE 2304U | |
87 | #define MAX_MPDU_SIZE 2346U | |
88 | #define DEFAULT_BEACON_INTERVAL 100U | |
89 | #define DEFAULT_SHORT_RETRY_LIMIT 7U | |
90 | #define DEFAULT_LONG_RETRY_LIMIT 4U | |
91 | ||
a55360e4 | 92 | struct iwl_rx_mem_buffer { |
4018517a JB |
93 | dma_addr_t real_dma_addr; |
94 | dma_addr_t aligned_dma_addr; | |
5d08cd1d CH |
95 | struct sk_buff *skb; |
96 | struct list_head list; | |
97 | }; | |
98 | ||
5d08cd1d CH |
99 | /* |
100 | * Generic queue structure | |
101 | * | |
102 | * Contains common data for Rx and Tx queues | |
103 | */ | |
443cfd45 | 104 | struct iwl_queue { |
5d08cd1d CH |
105 | int n_bd; /* number of BDs in this queue */ |
106 | int write_ptr; /* 1-st empty entry (index) host_w*/ | |
107 | int read_ptr; /* last used entry (index) host_r*/ | |
108 | dma_addr_t dma_addr; /* physical addr for BD's */ | |
109 | int n_window; /* safe queue window */ | |
110 | u32 id; | |
111 | int low_mark; /* low watermark, resume queue if free | |
112 | * space more than this */ | |
113 | int high_mark; /* high watermark, stop queue if free | |
114 | * space less than this */ | |
115 | } __attribute__ ((packed)); | |
116 | ||
bc47279f | 117 | /* One for each TFD */ |
8567c63e | 118 | struct iwl_tx_info { |
499b1883 | 119 | struct sk_buff *skb[IWL_NUM_OF_TBS - 1]; |
5d08cd1d CH |
120 | }; |
121 | ||
122 | /** | |
16466903 | 123 | * struct iwl_tx_queue - Tx Queue for DMA |
bc47279f BC |
124 | * @q: generic Rx/Tx queue descriptor |
125 | * @bd: base of circular buffer of TFDs | |
126 | * @cmd: array of command/Tx buffers | |
127 | * @dma_addr_cmd: physical address of cmd/tx buffer array | |
128 | * @txb: array of per-TFD driver data | |
129 | * @need_update: indicates need to update read/write index | |
130 | * @sched_retry: indicates queue is high-throughput aggregation (HT AGG) enabled | |
5d08cd1d | 131 | * |
bc47279f BC |
132 | * A Tx queue consists of circular buffer of BDs (a.k.a. TFDs, transmit frame |
133 | * descriptors) and required locking structures. | |
5d08cd1d | 134 | */ |
16466903 | 135 | struct iwl_tx_queue { |
443cfd45 | 136 | struct iwl_queue q; |
499b1883 | 137 | struct iwl_tfd *tfds; |
da99c4b6 | 138 | struct iwl_cmd *cmd[TFD_TX_CMD_SLOTS]; |
8567c63e | 139 | struct iwl_tx_info *txb; |
3fd07a1e TW |
140 | u8 need_update; |
141 | u8 sched_retry; | |
142 | u8 active; | |
143 | u8 swq_id; | |
5d08cd1d CH |
144 | }; |
145 | ||
146 | #define IWL_NUM_SCAN_RATES (2) | |
147 | ||
bb8c093b | 148 | struct iwl4965_channel_tgd_info { |
5d08cd1d CH |
149 | u8 type; |
150 | s8 max_power; | |
151 | }; | |
152 | ||
bb8c093b | 153 | struct iwl4965_channel_tgh_info { |
5d08cd1d CH |
154 | s64 last_radar_time; |
155 | }; | |
156 | ||
5d08cd1d CH |
157 | /* |
158 | * One for each channel, holds all channel setup data | |
159 | * Some of the fields (e.g. eeprom and flags/max_power_avg) are redundant | |
160 | * with one another! | |
161 | */ | |
bf85ea4f | 162 | struct iwl_channel_info { |
bb8c093b CH |
163 | struct iwl4965_channel_tgd_info tgd; |
164 | struct iwl4965_channel_tgh_info tgh; | |
073d3f5f TW |
165 | struct iwl_eeprom_channel eeprom; /* EEPROM regulatory limit */ |
166 | struct iwl_eeprom_channel fat_eeprom; /* EEPROM regulatory limit for | |
167 | * FAT channel */ | |
5d08cd1d CH |
168 | |
169 | u8 channel; /* channel number */ | |
170 | u8 flags; /* flags copied from EEPROM */ | |
171 | s8 max_power_avg; /* (dBm) regul. eeprom, normal Tx, any rate */ | |
fcd427bb | 172 | s8 curr_txpow; /* (dBm) regulatory/spectrum/user (not h/w) limit */ |
5d08cd1d CH |
173 | s8 min_power; /* always 0 */ |
174 | s8 scan_power; /* (dBm) regul. eeprom, direct scans, any rate */ | |
175 | ||
176 | u8 group_index; /* 0-4, maps channel to group1/2/3/4/5 */ | |
177 | u8 band_index; /* 0-4, maps channel to band1/2/3/4/5 */ | |
8318d78a | 178 | enum ieee80211_band band; |
5d08cd1d | 179 | |
5d08cd1d CH |
180 | /* FAT channel info */ |
181 | s8 fat_max_power_avg; /* (dBm) regul. eeprom, normal Tx, any rate */ | |
182 | s8 fat_curr_txpow; /* (dBm) regulatory/spectrum/user (not h/w) */ | |
183 | s8 fat_min_power; /* always 0 */ | |
184 | s8 fat_scan_power; /* (dBm) eeprom, direct scans, any rate */ | |
185 | u8 fat_flags; /* flags copied from EEPROM */ | |
fcd427bb | 186 | u8 fat_extension_channel; /* HT_IE_EXT_CHANNEL_* */ |
5d08cd1d CH |
187 | }; |
188 | ||
5d08cd1d CH |
189 | |
190 | #define IWL_TX_FIFO_AC0 0 | |
191 | #define IWL_TX_FIFO_AC1 1 | |
192 | #define IWL_TX_FIFO_AC2 2 | |
193 | #define IWL_TX_FIFO_AC3 3 | |
194 | #define IWL_TX_FIFO_HCCA_1 5 | |
195 | #define IWL_TX_FIFO_HCCA_2 6 | |
196 | #define IWL_TX_FIFO_NONE 7 | |
197 | ||
198 | /* Minimum number of queues. MAX_NUM is defined in hw specific files */ | |
199 | #define IWL_MIN_NUM_QUEUES 4 | |
200 | ||
201 | /* Power management (not Tx power) structures */ | |
202 | ||
6f4083aa TW |
203 | enum iwl_pwr_src { |
204 | IWL_PWR_SRC_VMAIN, | |
205 | IWL_PWR_SRC_VAUX, | |
206 | }; | |
207 | ||
5d08cd1d CH |
208 | #define IEEE80211_DATA_LEN 2304 |
209 | #define IEEE80211_4ADDR_LEN 30 | |
210 | #define IEEE80211_HLEN (IEEE80211_4ADDR_LEN) | |
211 | #define IEEE80211_FRAME_LEN (IEEE80211_DATA_LEN + IEEE80211_HLEN) | |
212 | ||
fcab423d | 213 | struct iwl_frame { |
5d08cd1d CH |
214 | union { |
215 | struct ieee80211_hdr frame; | |
4bf64efd | 216 | struct iwl_tx_beacon_cmd beacon; |
5d08cd1d CH |
217 | u8 raw[IEEE80211_FRAME_LEN]; |
218 | u8 cmd[360]; | |
219 | } u; | |
220 | struct list_head list; | |
221 | }; | |
222 | ||
5d08cd1d CH |
223 | #define SEQ_TO_SN(seq) (((seq) & IEEE80211_SCTL_SEQ) >> 4) |
224 | #define SN_TO_SEQ(ssn) (((ssn) << 4) & IEEE80211_SCTL_SEQ) | |
225 | #define MAX_SN ((IEEE80211_SCTL_SEQ) >> 4) | |
226 | ||
227 | enum { | |
228 | /* CMD_SIZE_NORMAL = 0, */ | |
229 | CMD_SIZE_HUGE = (1 << 0), | |
230 | /* CMD_SYNC = 0, */ | |
231 | CMD_ASYNC = (1 << 1), | |
232 | /* CMD_NO_SKB = 0, */ | |
233 | CMD_WANT_SKB = (1 << 2), | |
234 | }; | |
235 | ||
857485c0 | 236 | struct iwl_cmd; |
c79dd5b5 | 237 | struct iwl_priv; |
5d08cd1d | 238 | |
857485c0 TW |
239 | struct iwl_cmd_meta { |
240 | struct iwl_cmd_meta *source; | |
5d08cd1d CH |
241 | union { |
242 | struct sk_buff *skb; | |
c79dd5b5 | 243 | int (*callback)(struct iwl_priv *priv, |
857485c0 | 244 | struct iwl_cmd *cmd, struct sk_buff *skb); |
5d08cd1d CH |
245 | } __attribute__ ((packed)) u; |
246 | ||
247 | /* The CMD_SIZE_HUGE flag bit indicates that the command | |
248 | * structure is stored at the end of the shared queue memory. */ | |
249 | u32 flags; | |
499b1883 TW |
250 | DECLARE_PCI_UNMAP_ADDR(mapping) |
251 | DECLARE_PCI_UNMAP_LEN(len) | |
5d08cd1d CH |
252 | } __attribute__ ((packed)); |
253 | ||
d2f18bfd | 254 | #define IWL_CMD_MAX_PAYLOAD 320 |
bd68fb6f | 255 | |
bc47279f | 256 | /** |
857485c0 | 257 | * struct iwl_cmd |
bc47279f BC |
258 | * |
259 | * For allocation of the command and tx queues, this establishes the overall | |
260 | * size of the largest command we send to uCode, except for a scan command | |
261 | * (which is relatively huge; space is allocated separately). | |
262 | */ | |
857485c0 TW |
263 | struct iwl_cmd { |
264 | struct iwl_cmd_meta meta; /* driver data */ | |
265 | struct iwl_cmd_header hdr; /* uCode API */ | |
5d08cd1d | 266 | union { |
5d08cd1d CH |
267 | u32 flags; |
268 | u8 val8; | |
269 | u16 val16; | |
270 | u32 val32; | |
83d527d9 | 271 | struct iwl_tx_cmd tx; |
bd68fb6f | 272 | u8 payload[IWL_CMD_MAX_PAYLOAD]; |
5d08cd1d CH |
273 | } __attribute__ ((packed)) cmd; |
274 | } __attribute__ ((packed)); | |
275 | ||
3257e5d4 | 276 | |
857485c0 | 277 | struct iwl_host_cmd { |
5d08cd1d CH |
278 | u8 id; |
279 | u16 len; | |
857485c0 | 280 | struct iwl_cmd_meta meta; |
5d08cd1d CH |
281 | const void *data; |
282 | }; | |
283 | ||
857485c0 TW |
284 | #define TFD_MAX_PAYLOAD_SIZE (sizeof(struct iwl_cmd) - \ |
285 | sizeof(struct iwl_cmd_meta)) | |
5d08cd1d CH |
286 | |
287 | /* | |
288 | * RX related structures and functions | |
289 | */ | |
290 | #define RX_FREE_BUFFERS 64 | |
291 | #define RX_LOW_WATERMARK 8 | |
292 | ||
293 | #define SUP_RATE_11A_MAX_NUM_CHANNELS 8 | |
294 | #define SUP_RATE_11B_MAX_NUM_CHANNELS 4 | |
295 | #define SUP_RATE_11G_MAX_NUM_CHANNELS 12 | |
296 | ||
297 | /** | |
a55360e4 | 298 | * struct iwl_rx_queue - Rx queue |
5d08cd1d CH |
299 | * @read: Shared index to newest available Rx buffer |
300 | * @write: Shared index to oldest written Rx packet | |
301 | * @free_count: Number of pre-allocated buffers in rx_free | |
302 | * @rx_free: list of free SKBs for use | |
303 | * @rx_used: List of Rx buffers with no SKB | |
304 | * @need_update: flag to indicate we need to update read/write index | |
305 | * | |
a55360e4 | 306 | * NOTE: rx_free and rx_used are used as a FIFO for iwl_rx_mem_buffers |
5d08cd1d | 307 | */ |
a55360e4 | 308 | struct iwl_rx_queue { |
5d08cd1d CH |
309 | __le32 *bd; |
310 | dma_addr_t dma_addr; | |
a55360e4 TW |
311 | struct iwl_rx_mem_buffer pool[RX_QUEUE_SIZE + RX_FREE_BUFFERS]; |
312 | struct iwl_rx_mem_buffer *queue[RX_QUEUE_SIZE]; | |
5d08cd1d CH |
313 | u32 read; |
314 | u32 write; | |
315 | u32 free_count; | |
316 | struct list_head rx_free; | |
317 | struct list_head rx_used; | |
318 | int need_update; | |
8d86422a WT |
319 | struct iwl_rb_status *rb_stts; |
320 | dma_addr_t rb_stts_dma; | |
5d08cd1d CH |
321 | spinlock_t lock; |
322 | }; | |
323 | ||
324 | #define IWL_SUPPORTED_RATES_IE_LEN 8 | |
325 | ||
326 | #define SCAN_INTERVAL 100 | |
327 | ||
328 | #define MAX_A_CHANNELS 252 | |
329 | #define MIN_A_CHANNELS 7 | |
330 | ||
331 | #define MAX_B_CHANNELS 14 | |
332 | #define MIN_B_CHANNELS 1 | |
333 | ||
5d08cd1d CH |
334 | #define MAX_TID_COUNT 9 |
335 | ||
336 | #define IWL_INVALID_RATE 0xFF | |
337 | #define IWL_INVALID_VALUE -1 | |
338 | ||
bc47279f | 339 | /** |
6def9761 | 340 | * struct iwl_ht_agg -- aggregation status while waiting for block-ack |
bc47279f BC |
341 | * @txq_id: Tx queue used for Tx attempt |
342 | * @frame_count: # frames attempted by Tx command | |
343 | * @wait_for_ba: Expect block-ack before next Tx reply | |
344 | * @start_idx: Index of 1st Transmit Frame Descriptor (TFD) in Tx window | |
345 | * @bitmap0: Low order bitmap, one bit for each frame pending ACK in Tx window | |
346 | * @bitmap1: High order, one bit for each frame pending ACK in Tx window | |
347 | * @rate_n_flags: Rate at which Tx was attempted | |
348 | * | |
349 | * If REPLY_TX indicates that aggregation was attempted, driver must wait | |
350 | * for block ack (REPLY_COMPRESSED_BA). This struct stores tx reply info | |
351 | * until block ack arrives. | |
352 | */ | |
6def9761 | 353 | struct iwl_ht_agg { |
5d08cd1d CH |
354 | u16 txq_id; |
355 | u16 frame_count; | |
356 | u16 wait_for_ba; | |
357 | u16 start_idx; | |
fe01b477 | 358 | u64 bitmap; |
5d08cd1d | 359 | u32 rate_n_flags; |
fe01b477 RR |
360 | #define IWL_AGG_OFF 0 |
361 | #define IWL_AGG_ON 1 | |
362 | #define IWL_EMPTYING_HW_QUEUE_ADDBA 2 | |
363 | #define IWL_EMPTYING_HW_QUEUE_DELBA 3 | |
364 | u8 state; | |
5d08cd1d | 365 | }; |
fe01b477 | 366 | |
5d08cd1d | 367 | |
6def9761 | 368 | struct iwl_tid_data { |
5d08cd1d | 369 | u16 seq_number; |
fe01b477 | 370 | u16 tfds_in_queue; |
6def9761 | 371 | struct iwl_ht_agg agg; |
5d08cd1d CH |
372 | }; |
373 | ||
6def9761 | 374 | struct iwl_hw_key { |
5d08cd1d CH |
375 | enum ieee80211_key_alg alg; |
376 | int keylen; | |
0211ddda | 377 | u8 keyidx; |
5d08cd1d CH |
378 | u8 key[32]; |
379 | }; | |
380 | ||
bb8c093b | 381 | union iwl4965_ht_rate_supp { |
5d08cd1d CH |
382 | u16 rates; |
383 | struct { | |
384 | u8 siso_rate; | |
385 | u8 mimo_rate; | |
386 | }; | |
387 | }; | |
388 | ||
5d08cd1d | 389 | #define CFG_HT_RX_AMPDU_FACTOR_DEF (0x3) |
5d08cd1d CH |
390 | #define CFG_HT_MPDU_DENSITY_2USEC (0x5) |
391 | #define CFG_HT_MPDU_DENSITY_DEF CFG_HT_MPDU_DENSITY_2USEC | |
392 | ||
9e0cc6de RR |
393 | struct iwl_ht_info { |
394 | /* self configuration data */ | |
5d08cd1d | 395 | u8 is_ht; |
9e0cc6de | 396 | u8 supported_chan_width; |
12837be1 | 397 | u8 sm_ps; |
9e0cc6de | 398 | u8 is_green_field; |
bb54244b | 399 | u8 sgf; /* HT_SHORT_GI_* short guard interval */ |
5d08cd1d CH |
400 | u8 max_amsdu_size; |
401 | u8 ampdu_factor; | |
402 | u8 mpdu_density; | |
d9fe60de | 403 | struct ieee80211_mcs_info mcs; |
9e0cc6de | 404 | /* BSS related data */ |
5d08cd1d | 405 | u8 extension_chan_offset; |
5d08cd1d | 406 | u8 tx_chan_width; |
9e0cc6de RR |
407 | u8 ht_protection; |
408 | u8 non_GF_STA_present; | |
5d08cd1d | 409 | }; |
5d08cd1d | 410 | |
1ff50bda | 411 | union iwl_qos_capabity { |
5d08cd1d CH |
412 | struct { |
413 | u8 edca_count:4; /* bit 0-3 */ | |
414 | u8 q_ack:1; /* bit 4 */ | |
415 | u8 queue_request:1; /* bit 5 */ | |
416 | u8 txop_request:1; /* bit 6 */ | |
417 | u8 reserved:1; /* bit 7 */ | |
418 | } q_AP; | |
419 | struct { | |
420 | u8 acvo_APSD:1; /* bit 0 */ | |
421 | u8 acvi_APSD:1; /* bit 1 */ | |
422 | u8 ac_bk_APSD:1; /* bit 2 */ | |
423 | u8 ac_be_APSD:1; /* bit 3 */ | |
424 | u8 q_ack:1; /* bit 4 */ | |
425 | u8 max_len:2; /* bit 5-6 */ | |
426 | u8 more_data_ack:1; /* bit 7 */ | |
427 | } q_STA; | |
428 | u8 val; | |
429 | }; | |
430 | ||
431 | /* QoS structures */ | |
1ff50bda | 432 | struct iwl_qos_info { |
5d08cd1d | 433 | int qos_active; |
1ff50bda EG |
434 | union iwl_qos_capabity qos_cap; |
435 | struct iwl_qosparam_cmd def_qos_parm; | |
5d08cd1d | 436 | }; |
5d08cd1d CH |
437 | |
438 | #define STA_PS_STATUS_WAKE 0 | |
439 | #define STA_PS_STATUS_SLEEP 1 | |
440 | ||
6def9761 | 441 | struct iwl_station_entry { |
133636de | 442 | struct iwl_addsta_cmd sta; |
6def9761 | 443 | struct iwl_tid_data tid[MAX_TID_COUNT]; |
5d08cd1d CH |
444 | u8 used; |
445 | u8 ps_status; | |
6def9761 | 446 | struct iwl_hw_key keyinfo; |
5d08cd1d CH |
447 | }; |
448 | ||
449 | /* one for each uCode image (inst/data, boot/init/runtime) */ | |
450 | struct fw_desc { | |
451 | void *v_addr; /* access by driver */ | |
452 | dma_addr_t p_addr; /* access by card's busmaster DMA */ | |
453 | u32 len; /* bytes */ | |
454 | }; | |
455 | ||
456 | /* uCode file layout */ | |
14b3d338 | 457 | struct iwl_ucode { |
c02b3acd | 458 | __le32 ver; /* major/minor/API/serial */ |
5d08cd1d CH |
459 | __le32 inst_size; /* bytes of runtime instructions */ |
460 | __le32 data_size; /* bytes of runtime data */ | |
461 | __le32 init_size; /* bytes of initialization instructions */ | |
462 | __le32 init_data_size; /* bytes of initialization data */ | |
463 | __le32 boot_size; /* bytes of bootstrap instructions */ | |
464 | u8 data[0]; /* data in same order as "size" elements */ | |
465 | }; | |
466 | ||
bb8c093b | 467 | struct iwl4965_ibss_seq { |
5d08cd1d CH |
468 | u8 mac[ETH_ALEN]; |
469 | u16 seq_num; | |
470 | u16 frag_num; | |
471 | unsigned long packet_time; | |
472 | struct list_head list; | |
473 | }; | |
474 | ||
f0832f13 EG |
475 | struct iwl_sensitivity_ranges { |
476 | u16 min_nrg_cck; | |
477 | u16 max_nrg_cck; | |
478 | ||
479 | u16 nrg_th_cck; | |
480 | u16 nrg_th_ofdm; | |
481 | ||
482 | u16 auto_corr_min_ofdm; | |
483 | u16 auto_corr_min_ofdm_mrc; | |
484 | u16 auto_corr_min_ofdm_x1; | |
485 | u16 auto_corr_min_ofdm_mrc_x1; | |
486 | ||
487 | u16 auto_corr_max_ofdm; | |
488 | u16 auto_corr_max_ofdm_mrc; | |
489 | u16 auto_corr_max_ofdm_x1; | |
490 | u16 auto_corr_max_ofdm_mrc_x1; | |
491 | ||
492 | u16 auto_corr_max_cck; | |
493 | u16 auto_corr_max_cck_mrc; | |
494 | u16 auto_corr_min_cck; | |
495 | u16 auto_corr_min_cck_mrc; | |
496 | }; | |
497 | ||
099b40b7 RR |
498 | |
499 | #define IWL_FAT_CHANNEL_52 BIT(IEEE80211_BAND_5GHZ) | |
500 | ||
b5047f78 TW |
501 | #define KELVIN_TO_CELSIUS(x) ((x)-273) |
502 | #define CELSIUS_TO_KELVIN(x) ((x)+273) | |
503 | ||
504 | ||
bc47279f | 505 | /** |
5425e490 | 506 | * struct iwl_hw_params |
bc47279f | 507 | * @max_txq_num: Max # Tx queues supported |
f3f911d1 | 508 | * @dma_chnl_num: Number of Tx DMA/FIFO channels |
4ddbb7d0 | 509 | * @scd_bc_tbls_size: size of scheduler byte count tables |
099b40b7 RR |
510 | * @tx/rx_chains_num: Number of TX/RX chains |
511 | * @valid_tx/rx_ant: usable antennas | |
bc47279f | 512 | * @max_rxq_size: Max # Rx frames in Rx queue (must be power-of-2) |
bc47279f | 513 | * @max_rxq_log: Log-base-2 of max_rxq_size |
099b40b7 | 514 | * @rx_buf_size: Rx buffer size |
bc47279f BC |
515 | * @max_stations: |
516 | * @bcast_sta_id: | |
099b40b7 RR |
517 | * @fat_channel: is 40MHz width possible in band 2.4 |
518 | * BIT(IEEE80211_BAND_5GHZ) BIT(IEEE80211_BAND_5GHZ) | |
519 | * @sw_crypto: 0 for hw, 1 for sw | |
520 | * @max_xxx_size: for ucode uses | |
521 | * @ct_kill_threshold: temperature threshold | |
a96a27f9 | 522 | * @calib_init_cfg: setup initial calibrations for the hw |
f0832f13 | 523 | * @struct iwl_sensitivity_ranges: range of sensitivity values |
bc47279f | 524 | */ |
5425e490 | 525 | struct iwl_hw_params { |
f3f911d1 ZY |
526 | u8 max_txq_num; |
527 | u8 dma_chnl_num; | |
4ddbb7d0 | 528 | u16 scd_bc_tbls_size; |
ec35cf2a TW |
529 | u8 tx_chains_num; |
530 | u8 rx_chains_num; | |
531 | u8 valid_tx_ant; | |
532 | u8 valid_rx_ant; | |
5d08cd1d | 533 | u16 max_rxq_size; |
ec35cf2a | 534 | u16 max_rxq_log; |
9ee1ba47 RR |
535 | u32 rx_buf_size; |
536 | u32 max_pkt_size; | |
5d08cd1d CH |
537 | u8 max_stations; |
538 | u8 bcast_sta_id; | |
099b40b7 RR |
539 | u8 fat_channel; |
540 | u8 sw_crypto; | |
541 | u32 max_inst_size; | |
542 | u32 max_data_size; | |
543 | u32 max_bsm_size; | |
544 | u32 ct_kill_threshold; /* value in hw-dependent units */ | |
be5d56ed | 545 | u32 calib_init_cfg; |
f0832f13 | 546 | const struct iwl_sensitivity_ranges *sens; |
5d08cd1d CH |
547 | }; |
548 | ||
a9841013 EG |
549 | #define HT_SHORT_GI_20MHZ (1 << 0) |
550 | #define HT_SHORT_GI_40MHZ (1 << 1) | |
5d08cd1d CH |
551 | |
552 | ||
5d08cd1d CH |
553 | /****************************************************************************** |
554 | * | |
a33c2f47 EG |
555 | * Functions implemented in core module which are forward declared here |
556 | * for use by iwl-[4-5].c | |
5d08cd1d | 557 | * |
a33c2f47 EG |
558 | * NOTE: The implementation of these functions are not hardware specific |
559 | * which is why they are in the core module files. | |
5d08cd1d CH |
560 | * |
561 | * Naming convention -- | |
a33c2f47 | 562 | * iwl_ <-- Is part of iwlwifi |
5d08cd1d | 563 | * iwlXXXX_ <-- Hardware specific (implemented in iwl-XXXX.c for XXXX) |
bb8c093b CH |
564 | * iwl4965_bg_ <-- Called from work queue context |
565 | * iwl4965_mac_ <-- mac80211 callback | |
5d08cd1d CH |
566 | * |
567 | ****************************************************************************/ | |
5b9f8cd3 EG |
568 | extern void iwl_update_chain_flags(struct iwl_priv *priv); |
569 | extern int iwl_set_pwr_src(struct iwl_priv *priv, enum iwl_pwr_src src); | |
a33c2f47 | 570 | extern const u8 iwl_bcast_addr[ETH_ALEN]; |
b3bbacb7 | 571 | extern int iwl_rxq_stop(struct iwl_priv *priv); |
da1bc453 | 572 | extern void iwl_txq_ctx_stop(struct iwl_priv *priv); |
443cfd45 | 573 | extern int iwl_queue_space(const struct iwl_queue *q); |
fd4abac5 TW |
574 | static inline int iwl_queue_used(const struct iwl_queue *q, int i) |
575 | { | |
576 | return q->write_ptr > q->read_ptr ? | |
577 | (i >= q->read_ptr && i < q->write_ptr) : | |
578 | !(i < q->read_ptr && i >= q->write_ptr); | |
579 | } | |
580 | ||
581 | ||
582 | static inline u8 get_cmd_index(struct iwl_queue *q, u32 index, int is_huge) | |
583 | { | |
584 | /* This is for scan command, the big buffer at end of command array */ | |
585 | if (is_huge) | |
586 | return q->n_window; /* must be power of 2 */ | |
587 | ||
588 | /* Otherwise, use normal size buffers */ | |
589 | return index & (q->n_window - 1); | |
590 | } | |
591 | ||
592 | ||
c79dd5b5 | 593 | struct iwl_priv; |
b481de9c | 594 | |
78330fdd | 595 | |
4ddbb7d0 TW |
596 | struct iwl_dma_ptr { |
597 | dma_addr_t dma; | |
598 | void *addr; | |
b481de9c ZY |
599 | size_t size; |
600 | }; | |
601 | ||
b481de9c ZY |
602 | #define IWL_CHANNEL_WIDTH_20MHZ 0 |
603 | #define IWL_CHANNEL_WIDTH_40MHZ 1 | |
604 | ||
b481de9c ZY |
605 | #define IWL_OPERATION_MODE_AUTO 0 |
606 | #define IWL_OPERATION_MODE_HT_ONLY 1 | |
607 | #define IWL_OPERATION_MODE_MIXED 2 | |
608 | #define IWL_OPERATION_MODE_20MHZ 3 | |
609 | ||
3195cdb7 TW |
610 | #define IWL_TX_CRC_SIZE 4 |
611 | #define IWL_TX_DELIMITER_SIZE 4 | |
b481de9c | 612 | |
b481de9c | 613 | #define TX_POWER_IWL_ILLEGAL_VOLTAGE -10000 |
b481de9c | 614 | |
b481de9c ZY |
615 | /* Sensitivity and chain noise calibration */ |
616 | #define INTERFERENCE_DATA_AVAILABLE __constant_cpu_to_le32(1) | |
617 | #define INITIALIZATION_VALUE 0xFFFF | |
618 | #define CAL_NUM_OF_BEACONS 20 | |
619 | #define MAXIMUM_ALLOWED_PATHLOSS 15 | |
620 | ||
b481de9c ZY |
621 | #define CHAIN_NOISE_MAX_DELTA_GAIN_CODE 3 |
622 | ||
623 | #define MAX_FA_OFDM 50 | |
624 | #define MIN_FA_OFDM 5 | |
625 | #define MAX_FA_CCK 50 | |
626 | #define MIN_FA_CCK 5 | |
627 | ||
b481de9c ZY |
628 | #define AUTO_CORR_STEP_OFDM 1 |
629 | ||
b481de9c ZY |
630 | #define AUTO_CORR_STEP_CCK 3 |
631 | #define AUTO_CORR_MAX_TH_CCK 160 | |
632 | ||
b481de9c ZY |
633 | #define NRG_DIFF 2 |
634 | #define NRG_STEP_CCK 2 | |
635 | #define NRG_MARGIN 8 | |
636 | #define MAX_NUMBER_CCK_NO_FA 100 | |
637 | ||
638 | #define AUTO_CORR_CCK_MIN_VAL_DEF (125) | |
639 | ||
640 | #define CHAIN_A 0 | |
641 | #define CHAIN_B 1 | |
642 | #define CHAIN_C 2 | |
643 | #define CHAIN_NOISE_DELTA_GAIN_INIT_VAL 4 | |
644 | #define ALL_BAND_FILTER 0xFF00 | |
645 | #define IN_BAND_FILTER 0xFF | |
646 | #define MIN_AVERAGE_NOISE_MAX_VALUE 0xFFFFFFFF | |
647 | ||
3195cdb7 TW |
648 | #define NRG_NUM_PREV_STAT_L 20 |
649 | #define NUM_RX_CHAINS 3 | |
650 | ||
bb8c093b | 651 | enum iwl4965_false_alarm_state { |
b481de9c ZY |
652 | IWL_FA_TOO_MANY = 0, |
653 | IWL_FA_TOO_FEW = 1, | |
654 | IWL_FA_GOOD_RANGE = 2, | |
655 | }; | |
656 | ||
bb8c093b | 657 | enum iwl4965_chain_noise_state { |
b481de9c | 658 | IWL_CHAIN_NOISE_ALIVE = 0, /* must be 0 */ |
04816448 GE |
659 | IWL_CHAIN_NOISE_ACCUMULATE, |
660 | IWL_CHAIN_NOISE_CALIBRATED, | |
661 | IWL_CHAIN_NOISE_DONE, | |
b481de9c ZY |
662 | }; |
663 | ||
bb8c093b | 664 | enum iwl4965_calib_enabled_state { |
b481de9c ZY |
665 | IWL_CALIB_DISABLED = 0, /* must be 0 */ |
666 | IWL_CALIB_ENABLED = 1, | |
667 | }; | |
668 | ||
669 | struct statistics_general_data { | |
670 | u32 beacon_silence_rssi_a; | |
671 | u32 beacon_silence_rssi_b; | |
672 | u32 beacon_silence_rssi_c; | |
673 | u32 beacon_energy_a; | |
674 | u32 beacon_energy_b; | |
675 | u32 beacon_energy_c; | |
676 | }; | |
677 | ||
f69f42a6 TW |
678 | |
679 | /* | |
680 | * enum iwl_calib | |
681 | * defines the order in which results of initial calibrations | |
682 | * should be sent to the runtime uCode | |
683 | */ | |
684 | enum iwl_calib { | |
685 | IWL_CALIB_XTAL, | |
819500c5 | 686 | IWL_CALIB_DC, |
f69f42a6 TW |
687 | IWL_CALIB_LO, |
688 | IWL_CALIB_TX_IQ, | |
689 | IWL_CALIB_TX_IQ_PERD, | |
201706ac | 690 | IWL_CALIB_BASE_BAND, |
f69f42a6 TW |
691 | IWL_CALIB_MAX |
692 | }; | |
693 | ||
6e21f2c1 TW |
694 | /* Opaque calibration results */ |
695 | struct iwl_calib_result { | |
696 | void *buf; | |
697 | size_t buf_len; | |
7c616cba TW |
698 | }; |
699 | ||
dbb983b7 RR |
700 | enum ucode_type { |
701 | UCODE_NONE = 0, | |
702 | UCODE_INIT, | |
703 | UCODE_RT | |
704 | }; | |
705 | ||
b481de9c | 706 | /* Sensitivity calib data */ |
f0832f13 | 707 | struct iwl_sensitivity_data { |
b481de9c ZY |
708 | u32 auto_corr_ofdm; |
709 | u32 auto_corr_ofdm_mrc; | |
710 | u32 auto_corr_ofdm_x1; | |
711 | u32 auto_corr_ofdm_mrc_x1; | |
712 | u32 auto_corr_cck; | |
713 | u32 auto_corr_cck_mrc; | |
714 | ||
715 | u32 last_bad_plcp_cnt_ofdm; | |
716 | u32 last_fa_cnt_ofdm; | |
717 | u32 last_bad_plcp_cnt_cck; | |
718 | u32 last_fa_cnt_cck; | |
719 | ||
720 | u32 nrg_curr_state; | |
721 | u32 nrg_prev_state; | |
722 | u32 nrg_value[10]; | |
723 | u8 nrg_silence_rssi[NRG_NUM_PREV_STAT_L]; | |
724 | u32 nrg_silence_ref; | |
725 | u32 nrg_energy_idx; | |
726 | u32 nrg_silence_idx; | |
727 | u32 nrg_th_cck; | |
728 | s32 nrg_auto_corr_silence_diff; | |
729 | u32 num_in_cck_no_fa; | |
730 | u32 nrg_th_ofdm; | |
b481de9c ZY |
731 | }; |
732 | ||
733 | /* Chain noise (differential Rx gain) calib data */ | |
f0832f13 | 734 | struct iwl_chain_noise_data { |
04816448 | 735 | u32 active_chains; |
b481de9c ZY |
736 | u32 chain_noise_a; |
737 | u32 chain_noise_b; | |
738 | u32 chain_noise_c; | |
739 | u32 chain_signal_a; | |
740 | u32 chain_signal_b; | |
741 | u32 chain_signal_c; | |
04816448 | 742 | u16 beacon_count; |
b481de9c ZY |
743 | u8 disconn_array[NUM_RX_CHAINS]; |
744 | u8 delta_gain_code[NUM_RX_CHAINS]; | |
745 | u8 radio_write; | |
04816448 | 746 | u8 state; |
b481de9c ZY |
747 | }; |
748 | ||
abceddb4 BC |
749 | #define EEPROM_SEM_TIMEOUT 10 /* milliseconds */ |
750 | #define EEPROM_SEM_RETRY_LIMIT 1000 /* number of attempts (not time) */ | |
b481de9c | 751 | |
5d08cd1d | 752 | |
5d08cd1d CH |
753 | enum { |
754 | MEASUREMENT_READY = (1 << 0), | |
755 | MEASUREMENT_ACTIVE = (1 << 1), | |
756 | }; | |
757 | ||
5d08cd1d | 758 | |
dfe7d458 RR |
759 | #define IWL_MAX_NUM_QUEUES 20 /* FIXME: do dynamic allocation */ |
760 | ||
c79dd5b5 | 761 | struct iwl_priv { |
5d08cd1d CH |
762 | |
763 | /* ieee device used by generic ieee processing code */ | |
764 | struct ieee80211_hw *hw; | |
765 | struct ieee80211_channel *ieee_channels; | |
766 | struct ieee80211_rate *ieee_rates; | |
82b9a121 | 767 | struct iwl_cfg *cfg; |
5d08cd1d CH |
768 | |
769 | /* temporary frame storage list */ | |
770 | struct list_head free_frames; | |
771 | int frames_count; | |
772 | ||
8318d78a | 773 | enum ieee80211_band band; |
5d08cd1d CH |
774 | int alloc_rxb_skb; |
775 | ||
c79dd5b5 | 776 | void (*rx_handlers[REPLY_MAX])(struct iwl_priv *priv, |
a55360e4 | 777 | struct iwl_rx_mem_buffer *rxb); |
5d08cd1d | 778 | |
8318d78a | 779 | struct ieee80211_supported_band bands[IEEE80211_NUM_BANDS]; |
5d08cd1d | 780 | |
4fc22b21 | 781 | #ifdef CONFIG_IWLAGN_SPECTRUM_MEASUREMENT |
5d08cd1d | 782 | /* spectrum measurement report caching */ |
bb8c093b | 783 | struct iwl4965_spectrum_notification measure_report; |
5d08cd1d CH |
784 | u8 measurement_status; |
785 | #endif | |
786 | /* ucode beacon time */ | |
787 | u32 ucode_beacon_time; | |
788 | ||
bb8c093b | 789 | /* we allocate array of iwl4965_channel_info for NIC's valid channels. |
5d08cd1d | 790 | * Access via channel # using indirect index array */ |
bf85ea4f | 791 | struct iwl_channel_info *channel_info; /* channel info array */ |
5d08cd1d CH |
792 | u8 channel_count; /* # of channels */ |
793 | ||
5d08cd1d CH |
794 | /* thermal calibration */ |
795 | s32 temperature; /* degrees Kelvin */ | |
796 | s32 last_temperature; | |
797 | ||
7c616cba | 798 | /* init calibration results */ |
6e21f2c1 | 799 | struct iwl_calib_result calib_results[IWL_CALIB_MAX]; |
7c616cba | 800 | |
5d08cd1d CH |
801 | /* Scan related variables */ |
802 | unsigned long last_scan_jiffies; | |
7878a5a4 | 803 | unsigned long next_scan_jiffies; |
5d08cd1d CH |
804 | unsigned long scan_start; |
805 | unsigned long scan_pass_start; | |
806 | unsigned long scan_start_tsf; | |
76eff18b | 807 | struct iwl_scan_cmd *scan; |
5d08cd1d CH |
808 | int scan_bands; |
809 | int one_direct_scan; | |
810 | u8 direct_ssid_len; | |
811 | u8 direct_ssid[IW_ESSID_MAX_SIZE]; | |
76eff18b TW |
812 | u8 scan_tx_ant[IEEE80211_NUM_BANDS]; |
813 | u8 mgmt_tx_ant; | |
5d08cd1d CH |
814 | |
815 | /* spinlock */ | |
816 | spinlock_t lock; /* protect general shared data */ | |
817 | spinlock_t hcmd_lock; /* protect hcmd */ | |
818 | struct mutex mutex; | |
819 | ||
820 | /* basic pci-network driver stuff */ | |
821 | struct pci_dev *pci_dev; | |
822 | ||
823 | /* pci hardware address support */ | |
824 | void __iomem *hw_base; | |
b661c819 TW |
825 | u32 hw_rev; |
826 | u32 hw_wa_rev; | |
827 | u8 rev_id; | |
5d08cd1d CH |
828 | |
829 | /* uCode images, save to reload in case of failure */ | |
c02b3acd CR |
830 | u32 ucode_ver; /* version of ucode, copy of |
831 | iwl_ucode.ver */ | |
5d08cd1d CH |
832 | struct fw_desc ucode_code; /* runtime inst */ |
833 | struct fw_desc ucode_data; /* runtime data original */ | |
834 | struct fw_desc ucode_data_backup; /* runtime data save/restore */ | |
835 | struct fw_desc ucode_init; /* initialization inst */ | |
836 | struct fw_desc ucode_init_data; /* initialization data */ | |
837 | struct fw_desc ucode_boot; /* bootstrap inst */ | |
dbb983b7 RR |
838 | enum ucode_type ucode_type; |
839 | u8 ucode_write_complete; /* the image write is complete */ | |
5d08cd1d CH |
840 | |
841 | ||
3195c1f3 | 842 | struct iwl_rxon_time_cmd rxon_timing; |
5d08cd1d CH |
843 | |
844 | /* We declare this const so it can only be | |
845 | * changed via explicit cast within the | |
846 | * routines that actually update the physical | |
847 | * hardware */ | |
c1adf9fb GG |
848 | const struct iwl_rxon_cmd active_rxon; |
849 | struct iwl_rxon_cmd staging_rxon; | |
5d08cd1d CH |
850 | |
851 | int error_recovering; | |
c1adf9fb | 852 | struct iwl_rxon_cmd recovery_rxon; |
5d08cd1d CH |
853 | |
854 | /* 1st responses from initialize and runtime uCode images. | |
855 | * 4965's initialize alive response contains some calibration data. */ | |
885ba202 TW |
856 | struct iwl_init_alive_resp card_alive_init; |
857 | struct iwl_alive_resp card_alive; | |
eadd3c4b | 858 | #ifdef CONFIG_IWLWIFI_RFKILL |
80fcc9e2 | 859 | struct rfkill *rfkill; |
ad97edd2 | 860 | #endif |
5d08cd1d | 861 | |
36316126 | 862 | #ifdef CONFIG_IWLWIFI_LEDS |
0eee6127 | 863 | struct iwl_led led[IWL_LED_TRG_MAX]; |
ab53d8af MA |
864 | unsigned long last_blink_time; |
865 | u8 last_blink_rate; | |
866 | u8 allow_blinking; | |
867 | u64 led_tpt; | |
5d08cd1d CH |
868 | #endif |
869 | ||
870 | u16 active_rate; | |
871 | u16 active_rate_basic; | |
872 | ||
5d08cd1d | 873 | u8 assoc_station_added; |
5d08cd1d | 874 | u8 start_calib; |
f0832f13 EG |
875 | struct iwl_sensitivity_data sensitivity_data; |
876 | struct iwl_chain_noise_data chain_noise_data; | |
5d08cd1d | 877 | __le16 sensitivity_tbl[HD_TABLE_SIZE]; |
5d08cd1d | 878 | |
9e0cc6de | 879 | struct iwl_ht_info current_ht_config; |
5d08cd1d CH |
880 | u8 last_phy_res[100]; |
881 | ||
5d08cd1d CH |
882 | /* Rate scaling data */ |
883 | s8 data_retry_limit; | |
884 | u8 retry_rate; | |
885 | ||
886 | wait_queue_head_t wait_command_queue; | |
887 | ||
888 | int activity_timer_active; | |
889 | ||
890 | /* Rx and Tx DMA processing queues */ | |
a55360e4 | 891 | struct iwl_rx_queue rxq; |
16466903 | 892 | struct iwl_tx_queue txq[IWL_MAX_NUM_QUEUES]; |
5d08cd1d | 893 | unsigned long txq_ctx_active_msk; |
4ddbb7d0 TW |
894 | struct iwl_dma_ptr kw; /* keep warm address */ |
895 | struct iwl_dma_ptr scd_bc_tbls; | |
896 | ||
5d08cd1d CH |
897 | u32 scd_base_addr; /* scheduler sram base address */ |
898 | ||
899 | unsigned long status; | |
5d08cd1d | 900 | |
a96a27f9 | 901 | int last_rx_rssi; /* From Rx packet statistics */ |
5d08cd1d CH |
902 | int last_rx_noise; /* From beacon statistics */ |
903 | ||
19758bef TW |
904 | /* counts mgmt, ctl, and data packets */ |
905 | struct traffic_stats { | |
906 | u32 cnt; | |
907 | u64 bytes; | |
908 | } tx_stats[3], rx_stats[3]; | |
909 | ||
5da4b55f | 910 | struct iwl_power_mgr power_data; |
5d08cd1d | 911 | |
8f91aecb | 912 | struct iwl_notif_statistics statistics; |
5d08cd1d CH |
913 | unsigned long last_statistics_time; |
914 | ||
915 | /* context information */ | |
5d08cd1d CH |
916 | u16 rates_mask; |
917 | ||
918 | u32 power_mode; | |
919 | u32 antenna; | |
920 | u8 bssid[ETH_ALEN]; | |
921 | u16 rts_threshold; | |
922 | u8 mac_addr[ETH_ALEN]; | |
923 | ||
924 | /*station table variables */ | |
925 | spinlock_t sta_lock; | |
926 | int num_stations; | |
6def9761 | 927 | struct iwl_station_entry stations[IWL_STATION_COUNT]; |
6974e363 EG |
928 | struct iwl_wep_key wep_keys[WEP_KEYS_MAX]; |
929 | u8 default_wep_key; | |
930 | u8 key_mapping_key; | |
80fb47a1 | 931 | unsigned long ucode_key_table; |
5d08cd1d CH |
932 | |
933 | /* Indication if ieee80211_ops->open has been called */ | |
69dc5d9d | 934 | u8 is_open; |
5d08cd1d CH |
935 | |
936 | u8 mac80211_registered; | |
5d08cd1d | 937 | |
5d08cd1d CH |
938 | /* Rx'd packet timing information */ |
939 | u32 last_beacon_time; | |
940 | u64 last_tsf; | |
941 | ||
5d08cd1d | 942 | /* eeprom */ |
073d3f5f TW |
943 | u8 *eeprom; |
944 | struct iwl_eeprom_calib_info *calib_info; | |
5d08cd1d | 945 | |
05c914fe | 946 | enum nl80211_iftype iw_mode; |
5d08cd1d CH |
947 | |
948 | struct sk_buff *ibss_beacon; | |
949 | ||
950 | /* Last Rx'd beacon timestamp */ | |
3109ece1 | 951 | u64 timestamp; |
5d08cd1d | 952 | u16 beacon_int; |
32bfd35d | 953 | struct ieee80211_vif *vif; |
5d08cd1d | 954 | |
5425e490 | 955 | struct iwl_hw_params hw_params; |
4ddbb7d0 | 956 | |
059ff826 | 957 | |
5d08cd1d CH |
958 | /* Current association information needed to configure the |
959 | * hardware */ | |
960 | u16 assoc_id; | |
961 | u16 assoc_capability; | |
5d08cd1d | 962 | |
1ff50bda | 963 | struct iwl_qos_info qos_data; |
5d08cd1d CH |
964 | |
965 | struct workqueue_struct *workqueue; | |
966 | ||
967 | struct work_struct up; | |
968 | struct work_struct restart; | |
969 | struct work_struct calibrated_work; | |
970 | struct work_struct scan_completed; | |
971 | struct work_struct rx_replenish; | |
972 | struct work_struct rf_kill; | |
973 | struct work_struct abort_scan; | |
974 | struct work_struct update_link_led; | |
975 | struct work_struct auth_work; | |
976 | struct work_struct report_work; | |
977 | struct work_struct request_scan; | |
978 | struct work_struct beacon_update; | |
979 | ||
980 | struct tasklet_struct irq_tasklet; | |
981 | ||
c90a74ba | 982 | struct delayed_work set_power_save; |
5d08cd1d CH |
983 | struct delayed_work init_alive_start; |
984 | struct delayed_work alive_start; | |
5d08cd1d | 985 | struct delayed_work scan_check; |
630fe9b6 TW |
986 | /* TX Power */ |
987 | s8 tx_power_user_lmt; | |
988 | s8 tx_power_channel_lmt; | |
5d08cd1d | 989 | |
5d08cd1d | 990 | |
0a6857e7 | 991 | #ifdef CONFIG_IWLWIFI_DEBUG |
5d08cd1d | 992 | /* debugging info */ |
bf403db8 | 993 | u32 debug_level; |
5d08cd1d CH |
994 | u32 framecnt_to_us; |
995 | atomic_t restrict_refcnt; | |
712b6cf5 TW |
996 | #ifdef CONFIG_IWLWIFI_DEBUGFS |
997 | /* debugfs */ | |
998 | struct iwl_debugfs *dbgfs; | |
999 | #endif /* CONFIG_IWLWIFI_DEBUGFS */ | |
1000 | #endif /* CONFIG_IWLWIFI_DEBUG */ | |
5d08cd1d CH |
1001 | |
1002 | struct work_struct txpower_work; | |
445c2dff TW |
1003 | u32 disable_sens_cal; |
1004 | u32 disable_chain_noise_cal; | |
203566f3 | 1005 | u32 disable_tx_power_cal; |
16e727e8 | 1006 | struct work_struct run_time_calib_work; |
5d08cd1d | 1007 | struct timer_list statistics_periodic; |
c79dd5b5 | 1008 | }; /*iwl_priv */ |
5d08cd1d | 1009 | |
36470749 RR |
1010 | static inline void iwl_txq_ctx_activate(struct iwl_priv *priv, int txq_id) |
1011 | { | |
1012 | set_bit(txq_id, &priv->txq_ctx_active_msk); | |
1013 | } | |
1014 | ||
1015 | static inline void iwl_txq_ctx_deactivate(struct iwl_priv *priv, int txq_id) | |
1016 | { | |
1017 | clear_bit(txq_id, &priv->txq_ctx_active_msk); | |
1018 | } | |
1019 | ||
994d31f7 | 1020 | #ifdef CONFIG_IWLWIFI_DEBUG |
a332f8d6 TW |
1021 | const char *iwl_get_tx_fail_reason(u32 status); |
1022 | #else | |
1023 | static inline const char *iwl_get_tx_fail_reason(u32 status) { return ""; } | |
1024 | #endif | |
1025 | ||
1026 | ||
a332f8d6 TW |
1027 | static inline struct ieee80211_hdr *iwl_tx_queue_get_hdr(struct iwl_priv *priv, |
1028 | int txq_id, int idx) | |
1029 | { | |
1030 | if (priv->txq[txq_id].txb[idx].skb[0]) | |
1031 | return (struct ieee80211_hdr *)priv->txq[txq_id]. | |
1032 | txb[idx].skb[0]->data; | |
1033 | return NULL; | |
1034 | } | |
a332f8d6 TW |
1035 | |
1036 | ||
3109ece1 | 1037 | static inline int iwl_is_associated(struct iwl_priv *priv) |
5d08cd1d CH |
1038 | { |
1039 | return (priv->active_rxon.filter_flags & RXON_FILTER_ASSOC_MSK) ? 1 : 0; | |
1040 | } | |
1041 | ||
bf85ea4f | 1042 | static inline int is_channel_valid(const struct iwl_channel_info *ch_info) |
5d08cd1d CH |
1043 | { |
1044 | if (ch_info == NULL) | |
1045 | return 0; | |
1046 | return (ch_info->flags & EEPROM_CHANNEL_VALID) ? 1 : 0; | |
1047 | } | |
1048 | ||
bf85ea4f | 1049 | static inline int is_channel_radar(const struct iwl_channel_info *ch_info) |
5d08cd1d CH |
1050 | { |
1051 | return (ch_info->flags & EEPROM_CHANNEL_RADAR) ? 1 : 0; | |
1052 | } | |
1053 | ||
bf85ea4f | 1054 | static inline u8 is_channel_a_band(const struct iwl_channel_info *ch_info) |
5d08cd1d | 1055 | { |
8318d78a | 1056 | return ch_info->band == IEEE80211_BAND_5GHZ; |
5d08cd1d CH |
1057 | } |
1058 | ||
bf85ea4f | 1059 | static inline u8 is_channel_bg_band(const struct iwl_channel_info *ch_info) |
5d08cd1d | 1060 | { |
8318d78a | 1061 | return ch_info->band == IEEE80211_BAND_2GHZ; |
5d08cd1d CH |
1062 | } |
1063 | ||
bf85ea4f | 1064 | static inline int is_channel_passive(const struct iwl_channel_info *ch) |
5d08cd1d CH |
1065 | { |
1066 | return (!(ch->flags & EEPROM_CHANNEL_ACTIVE)) ? 1 : 0; | |
1067 | } | |
1068 | ||
bf85ea4f | 1069 | static inline int is_channel_ibss(const struct iwl_channel_info *ch) |
5d08cd1d CH |
1070 | { |
1071 | return ((ch->flags & EEPROM_CHANNEL_IBSS)) ? 1 : 0; | |
1072 | } | |
1073 | ||
be1f3ab6 | 1074 | #endif /* __iwl_dev_h__ */ |