diff options
author | Linus Torvalds <torvalds@linux-foundation.org> | 2008-07-20 20:43:29 -0400 |
---|---|---|
committer | Linus Torvalds <torvalds@linux-foundation.org> | 2008-07-20 20:43:29 -0400 |
commit | db6d8c7a4027b48d797b369a53f8470aaeed7063 (patch) | |
tree | e140c104a89abc2154e1f41a7db8ebecbb6fa0b4 /drivers/net/wireless/iwlwifi/iwl-dev.h | |
parent | 3a533374283aea50eab3976d8a6d30532175f009 (diff) | |
parent | fb65a7c091529bfffb1262515252c0d0f6241c5c (diff) |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6
* git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6: (1232 commits)
iucv: Fix bad merging.
net_sched: Add size table for qdiscs
net_sched: Add accessor function for packet length for qdiscs
net_sched: Add qdisc_enqueue wrapper
highmem: Export totalhigh_pages.
ipv6 mcast: Omit redundant address family checks in ip6_mc_source().
net: Use standard structures for generic socket address structures.
ipv6 netns: Make several "global" sysctl variables namespace aware.
netns: Use net_eq() to compare net-namespaces for optimization.
ipv6: remove unused macros from net/ipv6.h
ipv6: remove unused parameter from ip6_ra_control
tcp: fix kernel panic with listening_get_next
tcp: Remove redundant checks when setting eff_sacks
tcp: options clean up
tcp: Fix MD5 signatures for non-linear skbs
sctp: Update sctp global memory limit allocations.
sctp: remove unnecessary byteshifting, calculate directly in big-endian
sctp: Allow only 1 listening socket with SO_REUSEADDR
sctp: Do not leak memory on multiple listen() calls
sctp: Support ipv6only AF_INET6 sockets.
...
Diffstat (limited to 'drivers/net/wireless/iwlwifi/iwl-dev.h')
-rw-r--r-- | drivers/net/wireless/iwlwifi/iwl-dev.h | 1175 |
1 files changed, 1175 insertions, 0 deletions
diff --git a/drivers/net/wireless/iwlwifi/iwl-dev.h b/drivers/net/wireless/iwlwifi/iwl-dev.h new file mode 100644 index 000000000000..4d789e353e3a --- /dev/null +++ b/drivers/net/wireless/iwlwifi/iwl-dev.h | |||
@@ -0,0 +1,1175 @@ | |||
1 | /****************************************************************************** | ||
2 | * | ||
3 | * Copyright(c) 2003 - 2008 Intel Corporation. All rights reserved. | ||
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: | ||
22 | * James P. Ketrenos <ipw2100-admin@linux.intel.com> | ||
23 | * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 | ||
24 | * | ||
25 | *****************************************************************************/ | ||
26 | /* | ||
27 | * Please use this file (iwl-dev.h) for driver implementation definitions. | ||
28 | * Please use iwl-commands.h for uCode API definitions. | ||
29 | * Please use iwl-4965-hw.h for hardware-related definitions. | ||
30 | */ | ||
31 | |||
32 | #ifndef __iwl_dev_h__ | ||
33 | #define __iwl_dev_h__ | ||
34 | |||
35 | #include <linux/pci.h> /* for struct pci_device_id */ | ||
36 | #include <linux/kernel.h> | ||
37 | #include <net/ieee80211_radiotap.h> | ||
38 | |||
39 | #define DRV_NAME "iwl4965" | ||
40 | #include "iwl-rfkill.h" | ||
41 | #include "iwl-eeprom.h" | ||
42 | #include "iwl-4965-hw.h" | ||
43 | #include "iwl-csr.h" | ||
44 | #include "iwl-prph.h" | ||
45 | #include "iwl-debug.h" | ||
46 | #include "iwl-led.h" | ||
47 | #include "iwl-power.h" | ||
48 | |||
49 | /* configuration for the iwl4965 */ | ||
50 | extern struct iwl_cfg iwl4965_agn_cfg; | ||
51 | extern struct iwl_cfg iwl5300_agn_cfg; | ||
52 | extern struct iwl_cfg iwl5100_agn_cfg; | ||
53 | extern struct iwl_cfg iwl5350_agn_cfg; | ||
54 | extern struct iwl_cfg iwl5100_bg_cfg; | ||
55 | extern struct iwl_cfg iwl5100_abg_cfg; | ||
56 | |||
57 | /* CT-KILL constants */ | ||
58 | #define CT_KILL_THRESHOLD 110 /* in Celsius */ | ||
59 | |||
60 | /* Default noise level to report when noise measurement is not available. | ||
61 | * This may be because we're: | ||
62 | * 1) Not associated (4965, no beacon statistics being sent to driver) | ||
63 | * 2) Scanning (noise measurement does not apply to associated channel) | ||
64 | * 3) Receiving CCK (3945 delivers noise info only for OFDM frames) | ||
65 | * Use default noise value of -127 ... this is below the range of measurable | ||
66 | * Rx dBm for either 3945 or 4965, so it can indicate "unmeasurable" to user. | ||
67 | * Also, -127 works better than 0 when averaging frames with/without | ||
68 | * noise info (e.g. averaging might be done in app); measured dBm values are | ||
69 | * always negative ... using a negative value as the default keeps all | ||
70 | * averages within an s8's (used in some apps) range of negative values. */ | ||
71 | #define IWL_NOISE_MEAS_NOT_AVAILABLE (-127) | ||
72 | |||
73 | /* | ||
74 | * RTS threshold here is total size [2347] minus 4 FCS bytes | ||
75 | * Per spec: | ||
76 | * a value of 0 means RTS on all data/management packets | ||
77 | * a value > max MSDU size means no RTS | ||
78 | * else RTS for data/management frames where MPDU is larger | ||
79 | * than RTS value. | ||
80 | */ | ||
81 | #define DEFAULT_RTS_THRESHOLD 2347U | ||
82 | #define MIN_RTS_THRESHOLD 0U | ||
83 | #define MAX_RTS_THRESHOLD 2347U | ||
84 | #define MAX_MSDU_SIZE 2304U | ||
85 | #define MAX_MPDU_SIZE 2346U | ||
86 | #define DEFAULT_BEACON_INTERVAL 100U | ||
87 | #define DEFAULT_SHORT_RETRY_LIMIT 7U | ||
88 | #define DEFAULT_LONG_RETRY_LIMIT 4U | ||
89 | |||
90 | struct iwl_rx_mem_buffer { | ||
91 | dma_addr_t dma_addr; | ||
92 | struct sk_buff *skb; | ||
93 | struct list_head list; | ||
94 | }; | ||
95 | |||
96 | /* | ||
97 | * Generic queue structure | ||
98 | * | ||
99 | * Contains common data for Rx and Tx queues | ||
100 | */ | ||
101 | struct iwl_queue { | ||
102 | int n_bd; /* number of BDs in this queue */ | ||
103 | int write_ptr; /* 1-st empty entry (index) host_w*/ | ||
104 | int read_ptr; /* last used entry (index) host_r*/ | ||
105 | dma_addr_t dma_addr; /* physical addr for BD's */ | ||
106 | int n_window; /* safe queue window */ | ||
107 | u32 id; | ||
108 | int low_mark; /* low watermark, resume queue if free | ||
109 | * space more than this */ | ||
110 | int high_mark; /* high watermark, stop queue if free | ||
111 | * space less than this */ | ||
112 | } __attribute__ ((packed)); | ||
113 | |||
114 | #define MAX_NUM_OF_TBS (20) | ||
115 | |||
116 | /* One for each TFD */ | ||
117 | struct iwl_tx_info { | ||
118 | struct sk_buff *skb[MAX_NUM_OF_TBS]; | ||
119 | }; | ||
120 | |||
121 | /** | ||
122 | * struct iwl_tx_queue - Tx Queue for DMA | ||
123 | * @q: generic Rx/Tx queue descriptor | ||
124 | * @bd: base of circular buffer of TFDs | ||
125 | * @cmd: array of command/Tx buffers | ||
126 | * @dma_addr_cmd: physical address of cmd/tx buffer array | ||
127 | * @txb: array of per-TFD driver data | ||
128 | * @need_update: indicates need to update read/write index | ||
129 | * @sched_retry: indicates queue is high-throughput aggregation (HT AGG) enabled | ||
130 | * | ||
131 | * A Tx queue consists of circular buffer of BDs (a.k.a. TFDs, transmit frame | ||
132 | * descriptors) and required locking structures. | ||
133 | */ | ||
134 | struct iwl_tx_queue { | ||
135 | struct iwl_queue q; | ||
136 | struct iwl_tfd_frame *bd; | ||
137 | struct iwl_cmd *cmd; | ||
138 | dma_addr_t dma_addr_cmd; | ||
139 | struct iwl_tx_info *txb; | ||
140 | int need_update; | ||
141 | int sched_retry; | ||
142 | int active; | ||
143 | }; | ||
144 | |||
145 | #define IWL_NUM_SCAN_RATES (2) | ||
146 | |||
147 | struct iwl4965_channel_tgd_info { | ||
148 | u8 type; | ||
149 | s8 max_power; | ||
150 | }; | ||
151 | |||
152 | struct iwl4965_channel_tgh_info { | ||
153 | s64 last_radar_time; | ||
154 | }; | ||
155 | |||
156 | /* | ||
157 | * One for each channel, holds all channel setup data | ||
158 | * Some of the fields (e.g. eeprom and flags/max_power_avg) are redundant | ||
159 | * with one another! | ||
160 | */ | ||
161 | struct iwl_channel_info { | ||
162 | struct iwl4965_channel_tgd_info tgd; | ||
163 | struct iwl4965_channel_tgh_info tgh; | ||
164 | struct iwl_eeprom_channel eeprom; /* EEPROM regulatory limit */ | ||
165 | struct iwl_eeprom_channel fat_eeprom; /* EEPROM regulatory limit for | ||
166 | * FAT channel */ | ||
167 | |||
168 | u8 channel; /* channel number */ | ||
169 | u8 flags; /* flags copied from EEPROM */ | ||
170 | s8 max_power_avg; /* (dBm) regul. eeprom, normal Tx, any rate */ | ||
171 | s8 curr_txpow; /* (dBm) regulatory/spectrum/user (not h/w) limit */ | ||
172 | s8 min_power; /* always 0 */ | ||
173 | s8 scan_power; /* (dBm) regul. eeprom, direct scans, any rate */ | ||
174 | |||
175 | u8 group_index; /* 0-4, maps channel to group1/2/3/4/5 */ | ||
176 | u8 band_index; /* 0-4, maps channel to band1/2/3/4/5 */ | ||
177 | enum ieee80211_band band; | ||
178 | |||
179 | /* FAT channel info */ | ||
180 | s8 fat_max_power_avg; /* (dBm) regul. eeprom, normal Tx, any rate */ | ||
181 | s8 fat_curr_txpow; /* (dBm) regulatory/spectrum/user (not h/w) */ | ||
182 | s8 fat_min_power; /* always 0 */ | ||
183 | s8 fat_scan_power; /* (dBm) eeprom, direct scans, any rate */ | ||
184 | u8 fat_flags; /* flags copied from EEPROM */ | ||
185 | u8 fat_extension_channel; /* HT_IE_EXT_CHANNEL_* */ | ||
186 | }; | ||
187 | |||
188 | struct iwl4965_clip_group { | ||
189 | /* maximum power level to prevent clipping for each rate, derived by | ||
190 | * us from this band's saturation power in EEPROM */ | ||
191 | const s8 clip_powers[IWL_MAX_RATES]; | ||
192 | }; | ||
193 | |||
194 | #include "iwl-4965-rs.h" | ||
195 | |||
196 | #define IWL_TX_FIFO_AC0 0 | ||
197 | #define IWL_TX_FIFO_AC1 1 | ||
198 | #define IWL_TX_FIFO_AC2 2 | ||
199 | #define IWL_TX_FIFO_AC3 3 | ||
200 | #define IWL_TX_FIFO_HCCA_1 5 | ||
201 | #define IWL_TX_FIFO_HCCA_2 6 | ||
202 | #define IWL_TX_FIFO_NONE 7 | ||
203 | |||
204 | /* Minimum number of queues. MAX_NUM is defined in hw specific files */ | ||
205 | #define IWL_MIN_NUM_QUEUES 4 | ||
206 | |||
207 | /* Power management (not Tx power) structures */ | ||
208 | |||
209 | enum iwl_pwr_src { | ||
210 | IWL_PWR_SRC_VMAIN, | ||
211 | IWL_PWR_SRC_VAUX, | ||
212 | }; | ||
213 | |||
214 | #define IEEE80211_DATA_LEN 2304 | ||
215 | #define IEEE80211_4ADDR_LEN 30 | ||
216 | #define IEEE80211_HLEN (IEEE80211_4ADDR_LEN) | ||
217 | #define IEEE80211_FRAME_LEN (IEEE80211_DATA_LEN + IEEE80211_HLEN) | ||
218 | |||
219 | struct iwl_frame { | ||
220 | union { | ||
221 | struct ieee80211_hdr frame; | ||
222 | struct iwl4965_tx_beacon_cmd beacon; | ||
223 | u8 raw[IEEE80211_FRAME_LEN]; | ||
224 | u8 cmd[360]; | ||
225 | } u; | ||
226 | struct list_head list; | ||
227 | }; | ||
228 | |||
229 | #define SEQ_TO_QUEUE(x) ((x >> 8) & 0xbf) | ||
230 | #define QUEUE_TO_SEQ(x) ((x & 0xbf) << 8) | ||
231 | #define SEQ_TO_INDEX(x) ((u8)(x & 0xff)) | ||
232 | #define INDEX_TO_SEQ(x) ((u8)(x & 0xff)) | ||
233 | #define SEQ_HUGE_FRAME (0x4000) | ||
234 | #define SEQ_RX_FRAME __constant_cpu_to_le16(0x8000) | ||
235 | #define SEQ_TO_SN(seq) (((seq) & IEEE80211_SCTL_SEQ) >> 4) | ||
236 | #define SN_TO_SEQ(ssn) (((ssn) << 4) & IEEE80211_SCTL_SEQ) | ||
237 | #define MAX_SN ((IEEE80211_SCTL_SEQ) >> 4) | ||
238 | |||
239 | enum { | ||
240 | /* CMD_SIZE_NORMAL = 0, */ | ||
241 | CMD_SIZE_HUGE = (1 << 0), | ||
242 | /* CMD_SYNC = 0, */ | ||
243 | CMD_ASYNC = (1 << 1), | ||
244 | /* CMD_NO_SKB = 0, */ | ||
245 | CMD_WANT_SKB = (1 << 2), | ||
246 | }; | ||
247 | |||
248 | struct iwl_cmd; | ||
249 | struct iwl_priv; | ||
250 | |||
251 | struct iwl_cmd_meta { | ||
252 | struct iwl_cmd_meta *source; | ||
253 | union { | ||
254 | struct sk_buff *skb; | ||
255 | int (*callback)(struct iwl_priv *priv, | ||
256 | struct iwl_cmd *cmd, struct sk_buff *skb); | ||
257 | } __attribute__ ((packed)) u; | ||
258 | |||
259 | /* The CMD_SIZE_HUGE flag bit indicates that the command | ||
260 | * structure is stored at the end of the shared queue memory. */ | ||
261 | u32 flags; | ||
262 | |||
263 | } __attribute__ ((packed)); | ||
264 | |||
265 | #define IWL_CMD_MAX_PAYLOAD 320 | ||
266 | |||
267 | /** | ||
268 | * struct iwl_cmd | ||
269 | * | ||
270 | * For allocation of the command and tx queues, this establishes the overall | ||
271 | * size of the largest command we send to uCode, except for a scan command | ||
272 | * (which is relatively huge; space is allocated separately). | ||
273 | */ | ||
274 | struct iwl_cmd { | ||
275 | struct iwl_cmd_meta meta; /* driver data */ | ||
276 | struct iwl_cmd_header hdr; /* uCode API */ | ||
277 | union { | ||
278 | struct iwl_addsta_cmd addsta; | ||
279 | struct iwl_led_cmd led; | ||
280 | u32 flags; | ||
281 | u8 val8; | ||
282 | u16 val16; | ||
283 | u32 val32; | ||
284 | struct iwl4965_bt_cmd bt; | ||
285 | struct iwl4965_rxon_time_cmd rxon_time; | ||
286 | struct iwl4965_powertable_cmd powertable; | ||
287 | struct iwl_qosparam_cmd qosparam; | ||
288 | struct iwl_tx_cmd tx; | ||
289 | struct iwl4965_tx_beacon_cmd tx_beacon; | ||
290 | struct iwl4965_rxon_assoc_cmd rxon_assoc; | ||
291 | struct iwl_rem_sta_cmd rm_sta; | ||
292 | u8 *indirect; | ||
293 | u8 payload[IWL_CMD_MAX_PAYLOAD]; | ||
294 | } __attribute__ ((packed)) cmd; | ||
295 | } __attribute__ ((packed)); | ||
296 | |||
297 | struct iwl_host_cmd { | ||
298 | u8 id; | ||
299 | u16 len; | ||
300 | struct iwl_cmd_meta meta; | ||
301 | const void *data; | ||
302 | }; | ||
303 | |||
304 | #define TFD_MAX_PAYLOAD_SIZE (sizeof(struct iwl_cmd) - \ | ||
305 | sizeof(struct iwl_cmd_meta)) | ||
306 | |||
307 | /* | ||
308 | * RX related structures and functions | ||
309 | */ | ||
310 | #define RX_FREE_BUFFERS 64 | ||
311 | #define RX_LOW_WATERMARK 8 | ||
312 | |||
313 | #define SUP_RATE_11A_MAX_NUM_CHANNELS 8 | ||
314 | #define SUP_RATE_11B_MAX_NUM_CHANNELS 4 | ||
315 | #define SUP_RATE_11G_MAX_NUM_CHANNELS 12 | ||
316 | |||
317 | /** | ||
318 | * struct iwl_rx_queue - Rx queue | ||
319 | * @processed: Internal index to last handled Rx packet | ||
320 | * @read: Shared index to newest available Rx buffer | ||
321 | * @write: Shared index to oldest written Rx packet | ||
322 | * @free_count: Number of pre-allocated buffers in rx_free | ||
323 | * @rx_free: list of free SKBs for use | ||
324 | * @rx_used: List of Rx buffers with no SKB | ||
325 | * @need_update: flag to indicate we need to update read/write index | ||
326 | * | ||
327 | * NOTE: rx_free and rx_used are used as a FIFO for iwl_rx_mem_buffers | ||
328 | */ | ||
329 | struct iwl_rx_queue { | ||
330 | __le32 *bd; | ||
331 | dma_addr_t dma_addr; | ||
332 | struct iwl_rx_mem_buffer pool[RX_QUEUE_SIZE + RX_FREE_BUFFERS]; | ||
333 | struct iwl_rx_mem_buffer *queue[RX_QUEUE_SIZE]; | ||
334 | u32 processed; | ||
335 | u32 read; | ||
336 | u32 write; | ||
337 | u32 free_count; | ||
338 | struct list_head rx_free; | ||
339 | struct list_head rx_used; | ||
340 | int need_update; | ||
341 | spinlock_t lock; | ||
342 | }; | ||
343 | |||
344 | #define IWL_SUPPORTED_RATES_IE_LEN 8 | ||
345 | |||
346 | #define SCAN_INTERVAL 100 | ||
347 | |||
348 | #define MAX_A_CHANNELS 252 | ||
349 | #define MIN_A_CHANNELS 7 | ||
350 | |||
351 | #define MAX_B_CHANNELS 14 | ||
352 | #define MIN_B_CHANNELS 1 | ||
353 | |||
354 | #define MAX_TID_COUNT 9 | ||
355 | |||
356 | #define IWL_INVALID_RATE 0xFF | ||
357 | #define IWL_INVALID_VALUE -1 | ||
358 | |||
359 | /** | ||
360 | * struct iwl_ht_agg -- aggregation status while waiting for block-ack | ||
361 | * @txq_id: Tx queue used for Tx attempt | ||
362 | * @frame_count: # frames attempted by Tx command | ||
363 | * @wait_for_ba: Expect block-ack before next Tx reply | ||
364 | * @start_idx: Index of 1st Transmit Frame Descriptor (TFD) in Tx window | ||
365 | * @bitmap0: Low order bitmap, one bit for each frame pending ACK in Tx window | ||
366 | * @bitmap1: High order, one bit for each frame pending ACK in Tx window | ||
367 | * @rate_n_flags: Rate at which Tx was attempted | ||
368 | * | ||
369 | * If REPLY_TX indicates that aggregation was attempted, driver must wait | ||
370 | * for block ack (REPLY_COMPRESSED_BA). This struct stores tx reply info | ||
371 | * until block ack arrives. | ||
372 | */ | ||
373 | struct iwl_ht_agg { | ||
374 | u16 txq_id; | ||
375 | u16 frame_count; | ||
376 | u16 wait_for_ba; | ||
377 | u16 start_idx; | ||
378 | u64 bitmap; | ||
379 | u32 rate_n_flags; | ||
380 | #define IWL_AGG_OFF 0 | ||
381 | #define IWL_AGG_ON 1 | ||
382 | #define IWL_EMPTYING_HW_QUEUE_ADDBA 2 | ||
383 | #define IWL_EMPTYING_HW_QUEUE_DELBA 3 | ||
384 | u8 state; | ||
385 | }; | ||
386 | |||
387 | |||
388 | struct iwl_tid_data { | ||
389 | u16 seq_number; | ||
390 | u16 tfds_in_queue; | ||
391 | struct iwl_ht_agg agg; | ||
392 | }; | ||
393 | |||
394 | struct iwl_hw_key { | ||
395 | enum ieee80211_key_alg alg; | ||
396 | int keylen; | ||
397 | u8 keyidx; | ||
398 | u8 key[32]; | ||
399 | }; | ||
400 | |||
401 | union iwl4965_ht_rate_supp { | ||
402 | u16 rates; | ||
403 | struct { | ||
404 | u8 siso_rate; | ||
405 | u8 mimo_rate; | ||
406 | }; | ||
407 | }; | ||
408 | |||
409 | #define CFG_HT_RX_AMPDU_FACTOR_DEF (0x3) | ||
410 | #define CFG_HT_MPDU_DENSITY_2USEC (0x5) | ||
411 | #define CFG_HT_MPDU_DENSITY_DEF CFG_HT_MPDU_DENSITY_2USEC | ||
412 | |||
413 | struct iwl_ht_info { | ||
414 | /* self configuration data */ | ||
415 | u8 is_ht; | ||
416 | u8 supported_chan_width; | ||
417 | u16 tx_mimo_ps_mode; | ||
418 | u8 is_green_field; | ||
419 | u8 sgf; /* HT_SHORT_GI_* short guard interval */ | ||
420 | u8 max_amsdu_size; | ||
421 | u8 ampdu_factor; | ||
422 | u8 mpdu_density; | ||
423 | u8 supp_mcs_set[16]; | ||
424 | /* BSS related data */ | ||
425 | u8 control_channel; | ||
426 | u8 extension_chan_offset; | ||
427 | u8 tx_chan_width; | ||
428 | u8 ht_protection; | ||
429 | u8 non_GF_STA_present; | ||
430 | }; | ||
431 | |||
432 | union iwl_qos_capabity { | ||
433 | struct { | ||
434 | u8 edca_count:4; /* bit 0-3 */ | ||
435 | u8 q_ack:1; /* bit 4 */ | ||
436 | u8 queue_request:1; /* bit 5 */ | ||
437 | u8 txop_request:1; /* bit 6 */ | ||
438 | u8 reserved:1; /* bit 7 */ | ||
439 | } q_AP; | ||
440 | struct { | ||
441 | u8 acvo_APSD:1; /* bit 0 */ | ||
442 | u8 acvi_APSD:1; /* bit 1 */ | ||
443 | u8 ac_bk_APSD:1; /* bit 2 */ | ||
444 | u8 ac_be_APSD:1; /* bit 3 */ | ||
445 | u8 q_ack:1; /* bit 4 */ | ||
446 | u8 max_len:2; /* bit 5-6 */ | ||
447 | u8 more_data_ack:1; /* bit 7 */ | ||
448 | } q_STA; | ||
449 | u8 val; | ||
450 | }; | ||
451 | |||
452 | /* QoS structures */ | ||
453 | struct iwl_qos_info { | ||
454 | int qos_enable; | ||
455 | int qos_active; | ||
456 | union iwl_qos_capabity qos_cap; | ||
457 | struct iwl_qosparam_cmd def_qos_parm; | ||
458 | }; | ||
459 | |||
460 | #define STA_PS_STATUS_WAKE 0 | ||
461 | #define STA_PS_STATUS_SLEEP 1 | ||
462 | |||
463 | struct iwl_station_entry { | ||
464 | struct iwl_addsta_cmd sta; | ||
465 | struct iwl_tid_data tid[MAX_TID_COUNT]; | ||
466 | u8 used; | ||
467 | u8 ps_status; | ||
468 | struct iwl_hw_key keyinfo; | ||
469 | }; | ||
470 | |||
471 | /* one for each uCode image (inst/data, boot/init/runtime) */ | ||
472 | struct fw_desc { | ||
473 | void *v_addr; /* access by driver */ | ||
474 | dma_addr_t p_addr; /* access by card's busmaster DMA */ | ||
475 | u32 len; /* bytes */ | ||
476 | }; | ||
477 | |||
478 | /* uCode file layout */ | ||
479 | struct iwl_ucode { | ||
480 | __le32 ver; /* major/minor/subminor */ | ||
481 | __le32 inst_size; /* bytes of runtime instructions */ | ||
482 | __le32 data_size; /* bytes of runtime data */ | ||
483 | __le32 init_size; /* bytes of initialization instructions */ | ||
484 | __le32 init_data_size; /* bytes of initialization data */ | ||
485 | __le32 boot_size; /* bytes of bootstrap instructions */ | ||
486 | u8 data[0]; /* data in same order as "size" elements */ | ||
487 | }; | ||
488 | |||
489 | struct iwl4965_ibss_seq { | ||
490 | u8 mac[ETH_ALEN]; | ||
491 | u16 seq_num; | ||
492 | u16 frag_num; | ||
493 | unsigned long packet_time; | ||
494 | struct list_head list; | ||
495 | }; | ||
496 | |||
497 | struct iwl_sensitivity_ranges { | ||
498 | u16 min_nrg_cck; | ||
499 | u16 max_nrg_cck; | ||
500 | |||
501 | u16 nrg_th_cck; | ||
502 | u16 nrg_th_ofdm; | ||
503 | |||
504 | u16 auto_corr_min_ofdm; | ||
505 | u16 auto_corr_min_ofdm_mrc; | ||
506 | u16 auto_corr_min_ofdm_x1; | ||
507 | u16 auto_corr_min_ofdm_mrc_x1; | ||
508 | |||
509 | u16 auto_corr_max_ofdm; | ||
510 | u16 auto_corr_max_ofdm_mrc; | ||
511 | u16 auto_corr_max_ofdm_x1; | ||
512 | u16 auto_corr_max_ofdm_mrc_x1; | ||
513 | |||
514 | u16 auto_corr_max_cck; | ||
515 | u16 auto_corr_max_cck_mrc; | ||
516 | u16 auto_corr_min_cck; | ||
517 | u16 auto_corr_min_cck_mrc; | ||
518 | }; | ||
519 | |||
520 | |||
521 | #define IWL_FAT_CHANNEL_52 BIT(IEEE80211_BAND_5GHZ) | ||
522 | |||
523 | /** | ||
524 | * struct iwl_hw_params | ||
525 | * @max_txq_num: Max # Tx queues supported | ||
526 | * @tx/rx_chains_num: Number of TX/RX chains | ||
527 | * @valid_tx/rx_ant: usable antennas | ||
528 | * @max_rxq_size: Max # Rx frames in Rx queue (must be power-of-2) | ||
529 | * @max_rxq_log: Log-base-2 of max_rxq_size | ||
530 | * @rx_buf_size: Rx buffer size | ||
531 | * @max_stations: | ||
532 | * @bcast_sta_id: | ||
533 | * @fat_channel: is 40MHz width possible in band 2.4 | ||
534 | * BIT(IEEE80211_BAND_5GHZ) BIT(IEEE80211_BAND_5GHZ) | ||
535 | * @sw_crypto: 0 for hw, 1 for sw | ||
536 | * @max_xxx_size: for ucode uses | ||
537 | * @ct_kill_threshold: temperature threshold | ||
538 | * @struct iwl_sensitivity_ranges: range of sensitivity values | ||
539 | * @first_ampdu_q: first HW queue available for ampdu | ||
540 | */ | ||
541 | struct iwl_hw_params { | ||
542 | u16 max_txq_num; | ||
543 | u8 tx_chains_num; | ||
544 | u8 rx_chains_num; | ||
545 | u8 valid_tx_ant; | ||
546 | u8 valid_rx_ant; | ||
547 | u16 max_rxq_size; | ||
548 | u16 max_rxq_log; | ||
549 | u32 rx_buf_size; | ||
550 | u32 max_pkt_size; | ||
551 | u8 max_stations; | ||
552 | u8 bcast_sta_id; | ||
553 | u8 fat_channel; | ||
554 | u8 sw_crypto; | ||
555 | u32 max_inst_size; | ||
556 | u32 max_data_size; | ||
557 | u32 max_bsm_size; | ||
558 | u32 ct_kill_threshold; /* value in hw-dependent units */ | ||
559 | const struct iwl_sensitivity_ranges *sens; | ||
560 | u8 first_ampdu_q; | ||
561 | }; | ||
562 | |||
563 | #define HT_SHORT_GI_20MHZ (1 << 0) | ||
564 | #define HT_SHORT_GI_40MHZ (1 << 1) | ||
565 | |||
566 | |||
567 | #define IWL_RX_HDR(x) ((struct iwl4965_rx_frame_hdr *)(\ | ||
568 | x->u.rx_frame.stats.payload + \ | ||
569 | x->u.rx_frame.stats.phy_count)) | ||
570 | #define IWL_RX_END(x) ((struct iwl4965_rx_frame_end *)(\ | ||
571 | IWL_RX_HDR(x)->payload + \ | ||
572 | le16_to_cpu(IWL_RX_HDR(x)->len))) | ||
573 | #define IWL_RX_STATS(x) (&x->u.rx_frame.stats) | ||
574 | #define IWL_RX_DATA(x) (IWL_RX_HDR(x)->payload) | ||
575 | |||
576 | |||
577 | /****************************************************************************** | ||
578 | * | ||
579 | * Functions implemented in iwl-base.c which are forward declared here | ||
580 | * for use by iwl-*.c | ||
581 | * | ||
582 | *****************************************************************************/ | ||
583 | struct iwl_addsta_cmd; | ||
584 | extern int iwl_send_add_sta(struct iwl_priv *priv, | ||
585 | struct iwl_addsta_cmd *sta, u8 flags); | ||
586 | u8 iwl_add_station_flags(struct iwl_priv *priv, const u8 *addr, int is_ap, | ||
587 | u8 flags, struct ieee80211_ht_info *ht_info); | ||
588 | extern unsigned int iwl4965_fill_beacon_frame(struct iwl_priv *priv, | ||
589 | struct ieee80211_hdr *hdr, | ||
590 | const u8 *dest, int left); | ||
591 | extern void iwl4965_update_chain_flags(struct iwl_priv *priv); | ||
592 | int iwl4965_set_pwr_src(struct iwl_priv *priv, enum iwl_pwr_src src); | ||
593 | |||
594 | extern const u8 iwl_bcast_addr[ETH_ALEN]; | ||
595 | |||
596 | /****************************************************************************** | ||
597 | * | ||
598 | * Functions implemented in iwl-[34]*.c which are forward declared here | ||
599 | * for use by iwl-base.c | ||
600 | * | ||
601 | * NOTE: The implementation of these functions are hardware specific | ||
602 | * which is why they are in the hardware specific files (vs. iwl-base.c) | ||
603 | * | ||
604 | * Naming convention -- | ||
605 | * iwl4965_ <-- Its part of iwlwifi (should be changed to iwl4965_) | ||
606 | * iwl4965_hw_ <-- Hardware specific (implemented in iwl-XXXX.c by all HW) | ||
607 | * iwlXXXX_ <-- Hardware specific (implemented in iwl-XXXX.c for XXXX) | ||
608 | * iwl4965_bg_ <-- Called from work queue context | ||
609 | * iwl4965_mac_ <-- mac80211 callback | ||
610 | * | ||
611 | ****************************************************************************/ | ||
612 | extern int iwl_rxq_stop(struct iwl_priv *priv); | ||
613 | extern void iwl_txq_ctx_stop(struct iwl_priv *priv); | ||
614 | extern unsigned int iwl4965_hw_get_beacon_cmd(struct iwl_priv *priv, | ||
615 | struct iwl_frame *frame, u8 rate); | ||
616 | extern void iwl4965_disable_events(struct iwl_priv *priv); | ||
617 | |||
618 | extern int iwl4965_hw_channel_switch(struct iwl_priv *priv, u16 channel); | ||
619 | extern int iwl_queue_space(const struct iwl_queue *q); | ||
620 | static inline int iwl_queue_used(const struct iwl_queue *q, int i) | ||
621 | { | ||
622 | return q->write_ptr > q->read_ptr ? | ||
623 | (i >= q->read_ptr && i < q->write_ptr) : | ||
624 | !(i < q->read_ptr && i >= q->write_ptr); | ||
625 | } | ||
626 | |||
627 | |||
628 | static inline u8 get_cmd_index(struct iwl_queue *q, u32 index, int is_huge) | ||
629 | { | ||
630 | /* This is for scan command, the big buffer at end of command array */ | ||
631 | if (is_huge) | ||
632 | return q->n_window; /* must be power of 2 */ | ||
633 | |||
634 | /* Otherwise, use normal size buffers */ | ||
635 | return index & (q->n_window - 1); | ||
636 | } | ||
637 | |||
638 | |||
639 | struct iwl_priv; | ||
640 | |||
641 | /* | ||
642 | * Forward declare iwl-4965.c functions for iwl-base.c | ||
643 | */ | ||
644 | extern void iwl4965_rf_kill_ct_config(struct iwl_priv *priv); | ||
645 | |||
646 | int iwl4965_mac_ampdu_action(struct ieee80211_hw *hw, | ||
647 | enum ieee80211_ampdu_mlme_action action, | ||
648 | const u8 *addr, u16 tid, u16 *ssn); | ||
649 | int iwl4965_check_empty_hw_queue(struct iwl_priv *priv, int sta_id, | ||
650 | u8 tid, int txq_id); | ||
651 | |||
652 | /* Structures, enum, and defines specific to the 4965 */ | ||
653 | |||
654 | #define IWL_KW_SIZE 0x1000 /*4k */ | ||
655 | |||
656 | struct iwl_kw { | ||
657 | dma_addr_t dma_addr; | ||
658 | void *v_addr; | ||
659 | size_t size; | ||
660 | }; | ||
661 | |||
662 | #define IWL_CHANNEL_WIDTH_20MHZ 0 | ||
663 | #define IWL_CHANNEL_WIDTH_40MHZ 1 | ||
664 | |||
665 | #define IWL_MIMO_PS_STATIC 0 | ||
666 | #define IWL_MIMO_PS_NONE 3 | ||
667 | #define IWL_MIMO_PS_DYNAMIC 1 | ||
668 | #define IWL_MIMO_PS_INVALID 2 | ||
669 | |||
670 | #define IWL_OPERATION_MODE_AUTO 0 | ||
671 | #define IWL_OPERATION_MODE_HT_ONLY 1 | ||
672 | #define IWL_OPERATION_MODE_MIXED 2 | ||
673 | #define IWL_OPERATION_MODE_20MHZ 3 | ||
674 | |||
675 | #define IWL_TX_CRC_SIZE 4 | ||
676 | #define IWL_TX_DELIMITER_SIZE 4 | ||
677 | |||
678 | #define TX_POWER_IWL_ILLEGAL_VOLTAGE -10000 | ||
679 | |||
680 | struct iwl4965_lq_mngr { | ||
681 | spinlock_t lock; | ||
682 | s32 max_window_size; | ||
683 | s32 *expected_tpt; | ||
684 | u8 *next_higher_rate; | ||
685 | u8 *next_lower_rate; | ||
686 | unsigned long stamp; | ||
687 | unsigned long stamp_last; | ||
688 | u32 flush_time; | ||
689 | u32 tx_packets; | ||
690 | }; | ||
691 | |||
692 | /* Sensitivity and chain noise calibration */ | ||
693 | #define INTERFERENCE_DATA_AVAILABLE __constant_cpu_to_le32(1) | ||
694 | #define INITIALIZATION_VALUE 0xFFFF | ||
695 | #define CAL_NUM_OF_BEACONS 20 | ||
696 | #define MAXIMUM_ALLOWED_PATHLOSS 15 | ||
697 | |||
698 | #define CHAIN_NOISE_MAX_DELTA_GAIN_CODE 3 | ||
699 | |||
700 | #define MAX_FA_OFDM 50 | ||
701 | #define MIN_FA_OFDM 5 | ||
702 | #define MAX_FA_CCK 50 | ||
703 | #define MIN_FA_CCK 5 | ||
704 | |||
705 | #define AUTO_CORR_STEP_OFDM 1 | ||
706 | |||
707 | #define AUTO_CORR_STEP_CCK 3 | ||
708 | #define AUTO_CORR_MAX_TH_CCK 160 | ||
709 | |||
710 | #define NRG_DIFF 2 | ||
711 | #define NRG_STEP_CCK 2 | ||
712 | #define NRG_MARGIN 8 | ||
713 | #define MAX_NUMBER_CCK_NO_FA 100 | ||
714 | |||
715 | #define AUTO_CORR_CCK_MIN_VAL_DEF (125) | ||
716 | |||
717 | #define CHAIN_A 0 | ||
718 | #define CHAIN_B 1 | ||
719 | #define CHAIN_C 2 | ||
720 | #define CHAIN_NOISE_DELTA_GAIN_INIT_VAL 4 | ||
721 | #define ALL_BAND_FILTER 0xFF00 | ||
722 | #define IN_BAND_FILTER 0xFF | ||
723 | #define MIN_AVERAGE_NOISE_MAX_VALUE 0xFFFFFFFF | ||
724 | |||
725 | #define NRG_NUM_PREV_STAT_L 20 | ||
726 | #define NUM_RX_CHAINS 3 | ||
727 | |||
728 | enum iwl4965_false_alarm_state { | ||
729 | IWL_FA_TOO_MANY = 0, | ||
730 | IWL_FA_TOO_FEW = 1, | ||
731 | IWL_FA_GOOD_RANGE = 2, | ||
732 | }; | ||
733 | |||
734 | enum iwl4965_chain_noise_state { | ||
735 | IWL_CHAIN_NOISE_ALIVE = 0, /* must be 0 */ | ||
736 | IWL_CHAIN_NOISE_ACCUMULATE = 1, | ||
737 | IWL_CHAIN_NOISE_CALIBRATED = 2, | ||
738 | }; | ||
739 | |||
740 | enum iwl4965_calib_enabled_state { | ||
741 | IWL_CALIB_DISABLED = 0, /* must be 0 */ | ||
742 | IWL_CALIB_ENABLED = 1, | ||
743 | }; | ||
744 | |||
745 | struct statistics_general_data { | ||
746 | u32 beacon_silence_rssi_a; | ||
747 | u32 beacon_silence_rssi_b; | ||
748 | u32 beacon_silence_rssi_c; | ||
749 | u32 beacon_energy_a; | ||
750 | u32 beacon_energy_b; | ||
751 | u32 beacon_energy_c; | ||
752 | }; | ||
753 | |||
754 | struct iwl_calib_results { | ||
755 | void *tx_iq_res; | ||
756 | void *tx_iq_perd_res; | ||
757 | void *lo_res; | ||
758 | u32 tx_iq_res_len; | ||
759 | u32 tx_iq_perd_res_len; | ||
760 | u32 lo_res_len; | ||
761 | }; | ||
762 | |||
763 | enum ucode_type { | ||
764 | UCODE_NONE = 0, | ||
765 | UCODE_INIT, | ||
766 | UCODE_RT | ||
767 | }; | ||
768 | |||
769 | /* Sensitivity calib data */ | ||
770 | struct iwl_sensitivity_data { | ||
771 | u32 auto_corr_ofdm; | ||
772 | u32 auto_corr_ofdm_mrc; | ||
773 | u32 auto_corr_ofdm_x1; | ||
774 | u32 auto_corr_ofdm_mrc_x1; | ||
775 | u32 auto_corr_cck; | ||
776 | u32 auto_corr_cck_mrc; | ||
777 | |||
778 | u32 last_bad_plcp_cnt_ofdm; | ||
779 | u32 last_fa_cnt_ofdm; | ||
780 | u32 last_bad_plcp_cnt_cck; | ||
781 | u32 last_fa_cnt_cck; | ||
782 | |||
783 | u32 nrg_curr_state; | ||
784 | u32 nrg_prev_state; | ||
785 | u32 nrg_value[10]; | ||
786 | u8 nrg_silence_rssi[NRG_NUM_PREV_STAT_L]; | ||
787 | u32 nrg_silence_ref; | ||
788 | u32 nrg_energy_idx; | ||
789 | u32 nrg_silence_idx; | ||
790 | u32 nrg_th_cck; | ||
791 | s32 nrg_auto_corr_silence_diff; | ||
792 | u32 num_in_cck_no_fa; | ||
793 | u32 nrg_th_ofdm; | ||
794 | }; | ||
795 | |||
796 | /* Chain noise (differential Rx gain) calib data */ | ||
797 | struct iwl_chain_noise_data { | ||
798 | u8 state; | ||
799 | u16 beacon_count; | ||
800 | u32 chain_noise_a; | ||
801 | u32 chain_noise_b; | ||
802 | u32 chain_noise_c; | ||
803 | u32 chain_signal_a; | ||
804 | u32 chain_signal_b; | ||
805 | u32 chain_signal_c; | ||
806 | u8 disconn_array[NUM_RX_CHAINS]; | ||
807 | u8 delta_gain_code[NUM_RX_CHAINS]; | ||
808 | u8 radio_write; | ||
809 | }; | ||
810 | |||
811 | #define EEPROM_SEM_TIMEOUT 10 /* milliseconds */ | ||
812 | #define EEPROM_SEM_RETRY_LIMIT 1000 /* number of attempts (not time) */ | ||
813 | |||
814 | |||
815 | #ifdef CONFIG_IWL4965_SPECTRUM_MEASUREMENT | ||
816 | |||
817 | enum { | ||
818 | MEASUREMENT_READY = (1 << 0), | ||
819 | MEASUREMENT_ACTIVE = (1 << 1), | ||
820 | }; | ||
821 | |||
822 | #endif | ||
823 | |||
824 | #define IWL_MAX_NUM_QUEUES 20 /* FIXME: do dynamic allocation */ | ||
825 | |||
826 | struct iwl_priv { | ||
827 | |||
828 | /* ieee device used by generic ieee processing code */ | ||
829 | struct ieee80211_hw *hw; | ||
830 | struct ieee80211_channel *ieee_channels; | ||
831 | struct ieee80211_rate *ieee_rates; | ||
832 | struct iwl_cfg *cfg; | ||
833 | |||
834 | /* temporary frame storage list */ | ||
835 | struct list_head free_frames; | ||
836 | int frames_count; | ||
837 | |||
838 | enum ieee80211_band band; | ||
839 | int alloc_rxb_skb; | ||
840 | bool add_radiotap; | ||
841 | |||
842 | void (*rx_handlers[REPLY_MAX])(struct iwl_priv *priv, | ||
843 | struct iwl_rx_mem_buffer *rxb); | ||
844 | |||
845 | struct ieee80211_supported_band bands[IEEE80211_NUM_BANDS]; | ||
846 | |||
847 | #ifdef CONFIG_IWL4965_SPECTRUM_MEASUREMENT | ||
848 | /* spectrum measurement report caching */ | ||
849 | struct iwl4965_spectrum_notification measure_report; | ||
850 | u8 measurement_status; | ||
851 | #endif | ||
852 | /* ucode beacon time */ | ||
853 | u32 ucode_beacon_time; | ||
854 | |||
855 | /* we allocate array of iwl4965_channel_info for NIC's valid channels. | ||
856 | * Access via channel # using indirect index array */ | ||
857 | struct iwl_channel_info *channel_info; /* channel info array */ | ||
858 | u8 channel_count; /* # of channels */ | ||
859 | |||
860 | /* each calibration channel group in the EEPROM has a derived | ||
861 | * clip setting for each rate. */ | ||
862 | const struct iwl4965_clip_group clip_groups[5]; | ||
863 | |||
864 | /* thermal calibration */ | ||
865 | s32 temperature; /* degrees Kelvin */ | ||
866 | s32 last_temperature; | ||
867 | |||
868 | /* init calibration results */ | ||
869 | struct iwl_calib_results calib_results; | ||
870 | |||
871 | /* Scan related variables */ | ||
872 | unsigned long last_scan_jiffies; | ||
873 | unsigned long next_scan_jiffies; | ||
874 | unsigned long scan_start; | ||
875 | unsigned long scan_pass_start; | ||
876 | unsigned long scan_start_tsf; | ||
877 | int scan_bands; | ||
878 | int one_direct_scan; | ||
879 | u8 direct_ssid_len; | ||
880 | u8 direct_ssid[IW_ESSID_MAX_SIZE]; | ||
881 | struct iwl_scan_cmd *scan; | ||
882 | u32 scan_tx_ant[IEEE80211_NUM_BANDS]; | ||
883 | |||
884 | /* spinlock */ | ||
885 | spinlock_t lock; /* protect general shared data */ | ||
886 | spinlock_t hcmd_lock; /* protect hcmd */ | ||
887 | struct mutex mutex; | ||
888 | |||
889 | /* basic pci-network driver stuff */ | ||
890 | struct pci_dev *pci_dev; | ||
891 | |||
892 | /* pci hardware address support */ | ||
893 | void __iomem *hw_base; | ||
894 | u32 hw_rev; | ||
895 | u32 hw_wa_rev; | ||
896 | u8 rev_id; | ||
897 | |||
898 | /* uCode images, save to reload in case of failure */ | ||
899 | struct fw_desc ucode_code; /* runtime inst */ | ||
900 | struct fw_desc ucode_data; /* runtime data original */ | ||
901 | struct fw_desc ucode_data_backup; /* runtime data save/restore */ | ||
902 | struct fw_desc ucode_init; /* initialization inst */ | ||
903 | struct fw_desc ucode_init_data; /* initialization data */ | ||
904 | struct fw_desc ucode_boot; /* bootstrap inst */ | ||
905 | enum ucode_type ucode_type; | ||
906 | u8 ucode_write_complete; /* the image write is complete */ | ||
907 | |||
908 | |||
909 | struct iwl4965_rxon_time_cmd rxon_timing; | ||
910 | |||
911 | /* We declare this const so it can only be | ||
912 | * changed via explicit cast within the | ||
913 | * routines that actually update the physical | ||
914 | * hardware */ | ||
915 | const struct iwl_rxon_cmd active_rxon; | ||
916 | struct iwl_rxon_cmd staging_rxon; | ||
917 | |||
918 | int error_recovering; | ||
919 | struct iwl_rxon_cmd recovery_rxon; | ||
920 | |||
921 | /* 1st responses from initialize and runtime uCode images. | ||
922 | * 4965's initialize alive response contains some calibration data. */ | ||
923 | struct iwl_init_alive_resp card_alive_init; | ||
924 | struct iwl_alive_resp card_alive; | ||
925 | #ifdef CONFIG_IWLWIFI_RFKILL | ||
926 | struct rfkill *rfkill; | ||
927 | #endif | ||
928 | |||
929 | #ifdef CONFIG_IWLWIFI_LEDS | ||
930 | struct iwl_led led[IWL_LED_TRG_MAX]; | ||
931 | unsigned long last_blink_time; | ||
932 | u8 last_blink_rate; | ||
933 | u8 allow_blinking; | ||
934 | u64 led_tpt; | ||
935 | #endif | ||
936 | |||
937 | u16 active_rate; | ||
938 | u16 active_rate_basic; | ||
939 | |||
940 | u8 assoc_station_added; | ||
941 | u8 use_ant_b_for_management_frame; /* Tx antenna selection */ | ||
942 | u8 start_calib; | ||
943 | struct iwl_sensitivity_data sensitivity_data; | ||
944 | struct iwl_chain_noise_data chain_noise_data; | ||
945 | __le16 sensitivity_tbl[HD_TABLE_SIZE]; | ||
946 | |||
947 | struct iwl_ht_info current_ht_config; | ||
948 | u8 last_phy_res[100]; | ||
949 | |||
950 | /* Rate scaling data */ | ||
951 | struct iwl4965_lq_mngr lq_mngr; | ||
952 | |||
953 | /* Rate scaling data */ | ||
954 | s8 data_retry_limit; | ||
955 | u8 retry_rate; | ||
956 | |||
957 | wait_queue_head_t wait_command_queue; | ||
958 | |||
959 | int activity_timer_active; | ||
960 | |||
961 | /* Rx and Tx DMA processing queues */ | ||
962 | struct iwl_rx_queue rxq; | ||
963 | struct iwl_tx_queue txq[IWL_MAX_NUM_QUEUES]; | ||
964 | unsigned long txq_ctx_active_msk; | ||
965 | struct iwl_kw kw; /* keep warm address */ | ||
966 | u32 scd_base_addr; /* scheduler sram base address */ | ||
967 | |||
968 | unsigned long status; | ||
969 | |||
970 | int last_rx_rssi; /* From Rx packet statisitics */ | ||
971 | int last_rx_noise; /* From beacon statistics */ | ||
972 | |||
973 | /* counts mgmt, ctl, and data packets */ | ||
974 | struct traffic_stats { | ||
975 | u32 cnt; | ||
976 | u64 bytes; | ||
977 | } tx_stats[3], rx_stats[3]; | ||
978 | |||
979 | struct iwl_power_mgr power_data; | ||
980 | |||
981 | struct iwl_notif_statistics statistics; | ||
982 | unsigned long last_statistics_time; | ||
983 | |||
984 | /* context information */ | ||
985 | u8 essid[IW_ESSID_MAX_SIZE]; | ||
986 | u8 essid_len; | ||
987 | u16 rates_mask; | ||
988 | |||
989 | u32 power_mode; | ||
990 | u32 antenna; | ||
991 | u8 bssid[ETH_ALEN]; | ||
992 | u16 rts_threshold; | ||
993 | u8 mac_addr[ETH_ALEN]; | ||
994 | |||
995 | /*station table variables */ | ||
996 | spinlock_t sta_lock; | ||
997 | int num_stations; | ||
998 | struct iwl_station_entry stations[IWL_STATION_COUNT]; | ||
999 | struct iwl_wep_key wep_keys[WEP_KEYS_MAX]; | ||
1000 | u8 default_wep_key; | ||
1001 | u8 key_mapping_key; | ||
1002 | unsigned long ucode_key_table; | ||
1003 | |||
1004 | /* Indication if ieee80211_ops->open has been called */ | ||
1005 | u8 is_open; | ||
1006 | |||
1007 | u8 mac80211_registered; | ||
1008 | |||
1009 | /* Rx'd packet timing information */ | ||
1010 | u32 last_beacon_time; | ||
1011 | u64 last_tsf; | ||
1012 | |||
1013 | /* eeprom */ | ||
1014 | u8 *eeprom; | ||
1015 | struct iwl_eeprom_calib_info *calib_info; | ||
1016 | |||
1017 | enum ieee80211_if_types iw_mode; | ||
1018 | |||
1019 | struct sk_buff *ibss_beacon; | ||
1020 | |||
1021 | /* Last Rx'd beacon timestamp */ | ||
1022 | u64 timestamp; | ||
1023 | u16 beacon_int; | ||
1024 | struct ieee80211_vif *vif; | ||
1025 | |||
1026 | struct iwl_hw_params hw_params; | ||
1027 | /* driver/uCode shared Tx Byte Counts and Rx status */ | ||
1028 | void *shared_virt; | ||
1029 | int rb_closed_offset; | ||
1030 | /* Physical Pointer to Tx Byte Counts and Rx status */ | ||
1031 | dma_addr_t shared_phys; | ||
1032 | |||
1033 | /* Current association information needed to configure the | ||
1034 | * hardware */ | ||
1035 | u16 assoc_id; | ||
1036 | u16 assoc_capability; | ||
1037 | u8 ps_mode; | ||
1038 | |||
1039 | struct iwl_qos_info qos_data; | ||
1040 | |||
1041 | struct workqueue_struct *workqueue; | ||
1042 | |||
1043 | struct work_struct up; | ||
1044 | struct work_struct restart; | ||
1045 | struct work_struct calibrated_work; | ||
1046 | struct work_struct scan_completed; | ||
1047 | struct work_struct rx_replenish; | ||
1048 | struct work_struct rf_kill; | ||
1049 | struct work_struct abort_scan; | ||
1050 | struct work_struct update_link_led; | ||
1051 | struct work_struct auth_work; | ||
1052 | struct work_struct report_work; | ||
1053 | struct work_struct request_scan; | ||
1054 | struct work_struct beacon_update; | ||
1055 | struct work_struct set_monitor; | ||
1056 | |||
1057 | struct tasklet_struct irq_tasklet; | ||
1058 | |||
1059 | struct delayed_work init_alive_start; | ||
1060 | struct delayed_work alive_start; | ||
1061 | struct delayed_work scan_check; | ||
1062 | /* TX Power */ | ||
1063 | s8 tx_power_user_lmt; | ||
1064 | s8 tx_power_channel_lmt; | ||
1065 | |||
1066 | #ifdef CONFIG_PM | ||
1067 | u32 pm_state[16]; | ||
1068 | #endif | ||
1069 | |||
1070 | #ifdef CONFIG_IWLWIFI_DEBUG | ||
1071 | /* debugging info */ | ||
1072 | u32 debug_level; | ||
1073 | u32 framecnt_to_us; | ||
1074 | atomic_t restrict_refcnt; | ||
1075 | #ifdef CONFIG_IWLWIFI_DEBUGFS | ||
1076 | /* debugfs */ | ||
1077 | struct iwl_debugfs *dbgfs; | ||
1078 | #endif /* CONFIG_IWLWIFI_DEBUGFS */ | ||
1079 | #endif /* CONFIG_IWLWIFI_DEBUG */ | ||
1080 | |||
1081 | struct work_struct txpower_work; | ||
1082 | u32 disable_sens_cal; | ||
1083 | u32 disable_chain_noise_cal; | ||
1084 | u32 disable_tx_power_cal; | ||
1085 | struct work_struct run_time_calib_work; | ||
1086 | struct timer_list statistics_periodic; | ||
1087 | }; /*iwl_priv */ | ||
1088 | |||
1089 | static inline void iwl_txq_ctx_activate(struct iwl_priv *priv, int txq_id) | ||
1090 | { | ||
1091 | set_bit(txq_id, &priv->txq_ctx_active_msk); | ||
1092 | } | ||
1093 | |||
1094 | static inline void iwl_txq_ctx_deactivate(struct iwl_priv *priv, int txq_id) | ||
1095 | { | ||
1096 | clear_bit(txq_id, &priv->txq_ctx_active_msk); | ||
1097 | } | ||
1098 | |||
1099 | #ifdef CONFIG_IWLWIFI_DEBUG | ||
1100 | const char *iwl_get_tx_fail_reason(u32 status); | ||
1101 | #else | ||
1102 | static inline const char *iwl_get_tx_fail_reason(u32 status) { return ""; } | ||
1103 | #endif | ||
1104 | |||
1105 | |||
1106 | static inline struct ieee80211_hdr *iwl_tx_queue_get_hdr(struct iwl_priv *priv, | ||
1107 | int txq_id, int idx) | ||
1108 | { | ||
1109 | if (priv->txq[txq_id].txb[idx].skb[0]) | ||
1110 | return (struct ieee80211_hdr *)priv->txq[txq_id]. | ||
1111 | txb[idx].skb[0]->data; | ||
1112 | return NULL; | ||
1113 | } | ||
1114 | |||
1115 | |||
1116 | static inline int iwl_is_associated(struct iwl_priv *priv) | ||
1117 | { | ||
1118 | return (priv->active_rxon.filter_flags & RXON_FILTER_ASSOC_MSK) ? 1 : 0; | ||
1119 | } | ||
1120 | |||
1121 | static inline int is_channel_valid(const struct iwl_channel_info *ch_info) | ||
1122 | { | ||
1123 | if (ch_info == NULL) | ||
1124 | return 0; | ||
1125 | return (ch_info->flags & EEPROM_CHANNEL_VALID) ? 1 : 0; | ||
1126 | } | ||
1127 | |||
1128 | static inline int is_channel_radar(const struct iwl_channel_info *ch_info) | ||
1129 | { | ||
1130 | return (ch_info->flags & EEPROM_CHANNEL_RADAR) ? 1 : 0; | ||
1131 | } | ||
1132 | |||
1133 | static inline u8 is_channel_a_band(const struct iwl_channel_info *ch_info) | ||
1134 | { | ||
1135 | return ch_info->band == IEEE80211_BAND_5GHZ; | ||
1136 | } | ||
1137 | |||
1138 | static inline u8 is_channel_bg_band(const struct iwl_channel_info *ch_info) | ||
1139 | { | ||
1140 | return ch_info->band == IEEE80211_BAND_2GHZ; | ||
1141 | } | ||
1142 | |||
1143 | static inline int is_channel_passive(const struct iwl_channel_info *ch) | ||
1144 | { | ||
1145 | return (!(ch->flags & EEPROM_CHANNEL_ACTIVE)) ? 1 : 0; | ||
1146 | } | ||
1147 | |||
1148 | static inline int is_channel_ibss(const struct iwl_channel_info *ch) | ||
1149 | { | ||
1150 | return ((ch->flags & EEPROM_CHANNEL_IBSS)) ? 1 : 0; | ||
1151 | } | ||
1152 | |||
1153 | #ifdef CONFIG_IWLWIFI_DEBUG | ||
1154 | static inline void iwl_print_hex_dump(struct iwl_priv *priv, int level, | ||
1155 | void *p, u32 len) | ||
1156 | { | ||
1157 | if (!(priv->debug_level & level)) | ||
1158 | return; | ||
1159 | |||
1160 | print_hex_dump(KERN_DEBUG, "iwl data: ", DUMP_PREFIX_OFFSET, 16, 1, | ||
1161 | p, len, 1); | ||
1162 | } | ||
1163 | #else | ||
1164 | static inline void iwl_print_hex_dump(struct iwl_priv *priv, int level, | ||
1165 | void *p, u32 len) | ||
1166 | { | ||
1167 | } | ||
1168 | #endif | ||
1169 | |||
1170 | extern const struct iwl_channel_info *iwl_get_channel_info( | ||
1171 | const struct iwl_priv *priv, enum ieee80211_band band, u16 channel); | ||
1172 | |||
1173 | /* Requires full declaration of iwl_priv before including */ | ||
1174 | |||
1175 | #endif /* __iwl_dev_h__ */ | ||