1 /*
2 * Copyright (c) 2010-2011 Atheros Communications Inc.
3 * Copyright (c) 2011-2012 Qualcomm Atheros, Inc.
4 *
5 * Permission to use, copy, modify, and/or distribute this software for any
6 * purpose with or without fee is hereby granted, provided that the above
7 * copyright notice and this permission notice appear in all copies.
8 *
9 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
10 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
11 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
12 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
13 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
14 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
15 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
16 */
17
18 #ifndef CORE_H
19 #define CORE_H
20
21 #include <linux/etherdevice.h>
22 #include <linux/rtnetlink.h>
23 #include <linux/firmware.h>
24 #include <linux/sched.h>
25 #include <linux/circ_buf.h>
26 #include <net/cfg80211.h>
27 #include "htc.h"
28 #include "wmi.h"
29 #include "bmi.h"
30 #include "target.h"
31
32 #define MAX_ATH6KL 1
33 #define ATH6KL_MAX_RX_BUFFERS 16
34 #define ATH6KL_BUFFER_SIZE 1664
35 #define ATH6KL_MAX_AMSDU_RX_BUFFERS 4
36 #define ATH6KL_AMSDU_REFILL_THRESHOLD 3
37 #define ATH6KL_AMSDU_BUFFER_SIZE (WMI_MAX_AMSDU_RX_DATA_FRAME_LENGTH + 128)
38 #define MAX_MSDU_SUBFRAME_PAYLOAD_LEN 1508
39 #define MIN_MSDU_SUBFRAME_PAYLOAD_LEN 46
40
41 #define USER_SAVEDKEYS_STAT_INIT 0
42 #define USER_SAVEDKEYS_STAT_RUN 1
43
44 #define ATH6KL_TX_TIMEOUT 10
45 #define ATH6KL_MAX_ENDPOINTS 4
46 #define MAX_NODE_NUM 15
47
48 #define ATH6KL_APSD_ALL_FRAME 0xFFFF
49 #define ATH6KL_APSD_NUM_OF_AC 0x4
50 #define ATH6KL_APSD_FRAME_MASK 0xF
51
52 /* Extra bytes for htc header alignment */
53 #define ATH6KL_HTC_ALIGN_BYTES 3
54
55 /* MAX_HI_COOKIE_NUM are reserved for high priority traffic */
56 #define MAX_DEF_COOKIE_NUM 180
57 #define MAX_HI_COOKIE_NUM 18 /* 10% of MAX_COOKIE_NUM */
58 #define MAX_COOKIE_NUM (MAX_DEF_COOKIE_NUM + MAX_HI_COOKIE_NUM)
59
60 #define MAX_DEFAULT_SEND_QUEUE_DEPTH (MAX_DEF_COOKIE_NUM / WMM_NUM_AC)
61
62 #define DISCON_TIMER_INTVAL 10000 /* in msec */
63
64 /* Channel dwell time in fg scan */
65 #define ATH6KL_FG_SCAN_INTERVAL 50 /* in ms */
66
67 /* includes also the null byte */
68 #define ATH6KL_FIRMWARE_MAGIC "QCA-ATH6KL"
69
70 enum ath6kl_fw_ie_type {
71 ATH6KL_FW_IE_FW_VERSION = 0,
72 ATH6KL_FW_IE_TIMESTAMP = 1,
73 ATH6KL_FW_IE_OTP_IMAGE = 2,
74 ATH6KL_FW_IE_FW_IMAGE = 3,
75 ATH6KL_FW_IE_PATCH_IMAGE = 4,
76 ATH6KL_FW_IE_RESERVED_RAM_SIZE = 5,
77 ATH6KL_FW_IE_CAPABILITIES = 6,
78 ATH6KL_FW_IE_PATCH_ADDR = 7,
79 ATH6KL_FW_IE_BOARD_ADDR = 8,
80 ATH6KL_FW_IE_VIF_MAX = 9,
81 };
82
83 enum ath6kl_fw_capability {
84 ATH6KL_FW_CAPABILITY_HOST_P2P = 0,
85 ATH6KL_FW_CAPABILITY_SCHED_SCAN = 1,
86
87 /*
88 * Firmware is capable of supporting P2P mgmt operations on a
89 * station interface. After group formation, the station
90 * interface will become a P2P client/GO interface as the case may be
91 */
92 ATH6KL_FW_CAPABILITY_STA_P2PDEV_DUPLEX,
93
94 /* this needs to be last */
95 ATH6KL_FW_CAPABILITY_MAX,
96 };
97
98 #define ATH6KL_CAPABILITY_LEN (ALIGN(ATH6KL_FW_CAPABILITY_MAX, 32) / 32)
99
100 struct ath6kl_fw_ie {
101 __le32 id;
102 __le32 len;
103 u8 data[0];
104 };
105
106 #define ATH6KL_FW_API2_FILE "fw-2.bin"
107 #define ATH6KL_FW_API3_FILE "fw-3.bin"
108
109 /* AR6003 1.0 definitions */
110 #define AR6003_HW_1_0_VERSION 0x300002ba
111
112 /* AR6003 2.0 definitions */
113 #define AR6003_HW_2_0_VERSION 0x30000384
114 #define AR6003_HW_2_0_PATCH_DOWNLOAD_ADDRESS 0x57e910
115 #define AR6003_HW_2_0_FW_DIR "ath6k/AR6003/hw2.0"
116 #define AR6003_HW_2_0_OTP_FILE "otp.bin.z77"
117 #define AR6003_HW_2_0_FIRMWARE_FILE "athwlan.bin.z77"
118 #define AR6003_HW_2_0_TCMD_FIRMWARE_FILE "athtcmd_ram.bin"
119 #define AR6003_HW_2_0_PATCH_FILE "data.patch.bin"
120 #define AR6003_HW_2_0_BOARD_DATA_FILE "ath6k/AR6003/hw2.0/bdata.bin"
121 #define AR6003_HW_2_0_DEFAULT_BOARD_DATA_FILE \
122 "ath6k/AR6003/hw2.0/bdata.SD31.bin"
123
124 /* AR6003 3.0 definitions */
125 #define AR6003_HW_2_1_1_VERSION 0x30000582
126 #define AR6003_HW_2_1_1_FW_DIR "ath6k/AR6003/hw2.1.1"
127 #define AR6003_HW_2_1_1_OTP_FILE "otp.bin"
128 #define AR6003_HW_2_1_1_FIRMWARE_FILE "athwlan.bin"
129 #define AR6003_HW_2_1_1_TCMD_FIRMWARE_FILE "athtcmd_ram.bin"
130 #define AR6003_HW_2_1_1_UTF_FIRMWARE_FILE "utf.bin"
131 #define AR6003_HW_2_1_1_TESTSCRIPT_FILE "nullTestFlow.bin"
132 #define AR6003_HW_2_1_1_PATCH_FILE "data.patch.bin"
133 #define AR6003_HW_2_1_1_BOARD_DATA_FILE "ath6k/AR6003/hw2.1.1/bdata.bin"
134 #define AR6003_HW_2_1_1_DEFAULT_BOARD_DATA_FILE \
135 "ath6k/AR6003/hw2.1.1/bdata.SD31.bin"
136
137 /* AR6004 1.0 definitions */
138 #define AR6004_HW_1_0_VERSION 0x30000623
139 #define AR6004_HW_1_0_FW_DIR "ath6k/AR6004/hw1.0"
140 #define AR6004_HW_1_0_FIRMWARE_FILE "fw.ram.bin"
141 #define AR6004_HW_1_0_BOARD_DATA_FILE "ath6k/AR6004/hw1.0/bdata.bin"
142 #define AR6004_HW_1_0_DEFAULT_BOARD_DATA_FILE \
143 "ath6k/AR6004/hw1.0/bdata.DB132.bin"
144
145 /* AR6004 1.1 definitions */
146 #define AR6004_HW_1_1_VERSION 0x30000001
147 #define AR6004_HW_1_1_FW_DIR "ath6k/AR6004/hw1.1"
148 #define AR6004_HW_1_1_FIRMWARE_FILE "fw.ram.bin"
149 #define AR6004_HW_1_1_BOARD_DATA_FILE "ath6k/AR6004/hw1.1/bdata.bin"
150 #define AR6004_HW_1_1_DEFAULT_BOARD_DATA_FILE \
151 "ath6k/AR6004/hw1.1/bdata.DB132.bin"
152
153 /* Per STA data, used in AP mode */
154 #define STA_PS_AWAKE BIT(0)
155 #define STA_PS_SLEEP BIT(1)
156 #define STA_PS_POLLED BIT(2)
157 #define STA_PS_APSD_TRIGGER BIT(3)
158 #define STA_PS_APSD_EOSP BIT(4)
159
160 /* HTC TX packet tagging definitions */
161 #define ATH6KL_CONTROL_PKT_TAG HTC_TX_PACKET_TAG_USER_DEFINED
162 #define ATH6KL_DATA_PKT_TAG (ATH6KL_CONTROL_PKT_TAG + 1)
163
164 #define AR6003_CUST_DATA_SIZE 16
165
166 #define AGGR_WIN_IDX(x, y) ((x) % (y))
167 #define AGGR_INCR_IDX(x, y) AGGR_WIN_IDX(((x) + 1), (y))
168 #define AGGR_DCRM_IDX(x, y) AGGR_WIN_IDX(((x) - 1), (y))
169 #define ATH6KL_MAX_SEQ_NO 0xFFF
170 #define ATH6KL_NEXT_SEQ_NO(x) (((x) + 1) & ATH6KL_MAX_SEQ_NO)
171
172 #define NUM_OF_TIDS 8
173 #define AGGR_SZ_DEFAULT 8
174
175 #define AGGR_WIN_SZ_MIN 2
176 #define AGGR_WIN_SZ_MAX 8
177
178 #define TID_WINDOW_SZ(_x) ((_x) << 1)
179
180 #define AGGR_NUM_OF_FREE_NETBUFS 16
181
182 #define AGGR_RX_TIMEOUT 400 /* in ms */
183
184 #define WMI_TIMEOUT (2 * HZ)
185
186 #define MBOX_YIELD_LIMIT 99
187
188 #define ATH6KL_DEFAULT_LISTEN_INTVAL 100 /* in TUs */
189 #define ATH6KL_DEFAULT_BMISS_TIME 1500
190 #define ATH6KL_MAX_WOW_LISTEN_INTL 300 /* in TUs */
191 #define ATH6KL_MAX_BMISS_TIME 5000
192
193 /* configuration lags */
194 /*
195 * ATH6KL_CONF_IGNORE_ERP_BARKER: Ignore the barker premable in
196 * ERP IE of beacon to determine the short premable support when
197 * sending (Re)Assoc req.
198 * ATH6KL_CONF_IGNORE_PS_FAIL_EVT_IN_SCAN: Don't send the power
199 * module state transition failure events which happen during
200 * scan, to the host.
201 */
202 #define ATH6KL_CONF_IGNORE_ERP_BARKER BIT(0)
203 #define ATH6KL_CONF_IGNORE_PS_FAIL_EVT_IN_SCAN BIT(1)
204 #define ATH6KL_CONF_ENABLE_11N BIT(2)
205 #define ATH6KL_CONF_ENABLE_TX_BURST BIT(3)
206 #define ATH6KL_CONF_UART_DEBUG BIT(4)
207
208 enum wlan_low_pwr_state {
209 WLAN_POWER_STATE_ON,
210 WLAN_POWER_STATE_CUT_PWR,
211 WLAN_POWER_STATE_DEEP_SLEEP,
212 WLAN_POWER_STATE_WOW
213 };
214
215 enum sme_state {
216 SME_DISCONNECTED,
217 SME_CONNECTING,
218 SME_CONNECTED
219 };
220
221 struct skb_hold_q {
222 struct sk_buff *skb;
223 bool is_amsdu;
224 u16 seq_no;
225 };
226
227 struct rxtid {
228 bool aggr;
229 bool progress;
230 bool timer_mon;
231 u16 win_sz;
232 u16 seq_next;
233 u32 hold_q_sz;
234 struct skb_hold_q *hold_q;
235 struct sk_buff_head q;
236
237 /*
238 * FIXME: No clue what this should protect. Apparently it should
239 * protect some of the fields above but they are also accessed
240 * without taking the lock.
241 */
242 spinlock_t lock;
243 };
244
245 struct rxtid_stats {
246 u32 num_into_aggr;
247 u32 num_dups;
248 u32 num_oow;
249 u32 num_mpdu;
250 u32 num_amsdu;
251 u32 num_delivered;
252 u32 num_timeouts;
253 u32 num_hole;
254 u32 num_bar;
255 };
256
257 struct aggr_info_conn {
258 u8 aggr_sz;
259 u8 timer_scheduled;
260 struct timer_list timer;
261 struct net_device *dev;
262 struct rxtid rx_tid[NUM_OF_TIDS];
263 struct rxtid_stats stat[NUM_OF_TIDS];
264 struct aggr_info *aggr_info;
265 };
266
267 struct aggr_info {
268 struct aggr_info_conn *aggr_conn;
269 struct sk_buff_head rx_amsdu_freeq;
270 };
271
272 struct ath6kl_wep_key {
273 u8 key_index;
274 u8 key_len;
275 u8 key[64];
276 };
277
278 #define ATH6KL_KEY_SEQ_LEN 8
279
280 struct ath6kl_key {
281 u8 key[WLAN_MAX_KEY_LEN];
282 u8 key_len;
283 u8 seq[ATH6KL_KEY_SEQ_LEN];
284 u8 seq_len;
285 u32 cipher;
286 };
287
288 struct ath6kl_node_mapping {
289 u8 mac_addr[ETH_ALEN];
290 u8 ep_id;
291 u8 tx_pend;
292 };
293
294 struct ath6kl_cookie {
295 struct sk_buff *skb;
296 u32 map_no;
297 struct htc_packet htc_pkt;
298 struct ath6kl_cookie *arc_list_next;
299 };
300
301 struct ath6kl_mgmt_buff {
302 struct list_head list;
303 u32 freq;
304 u32 wait;
305 u32 id;
306 bool no_cck;
307 size_t len;
308 u8 buf[0];
309 };
310
311 struct ath6kl_sta {
312 u16 sta_flags;
313 u8 mac[ETH_ALEN];
314 u8 aid;
315 u8 keymgmt;
316 u8 ucipher;
317 u8 auth;
318 u8 wpa_ie[ATH6KL_MAX_IE];
319 struct sk_buff_head psq;
320
321 /* protects psq, mgmt_psq, apsdq, and mgmt_psq_len fields */
322 spinlock_t psq_lock;
323
324 struct list_head mgmt_psq;
325 size_t mgmt_psq_len;
326 u8 apsd_info;
327 struct sk_buff_head apsdq;
328 struct aggr_info_conn *aggr_conn;
329 };
330
331 struct ath6kl_version {
332 u32 target_ver;
333 u32 wlan_ver;
334 u32 abi_ver;
335 };
336
337 struct ath6kl_bmi {
338 u32 cmd_credits;
339 bool done_sent;
340 u8 *cmd_buf;
341 u32 max_data_size;
342 u32 max_cmd_size;
343 };
344
345 struct target_stats {
346 u64 tx_pkt;
347 u64 tx_byte;
348 u64 tx_ucast_pkt;
349 u64 tx_ucast_byte;
350 u64 tx_mcast_pkt;
351 u64 tx_mcast_byte;
352 u64 tx_bcast_pkt;
353 u64 tx_bcast_byte;
354 u64 tx_rts_success_cnt;
355 u64 tx_pkt_per_ac[4];
356
357 u64 tx_err;
358 u64 tx_fail_cnt;
359 u64 tx_retry_cnt;
360 u64 tx_mult_retry_cnt;
361 u64 tx_rts_fail_cnt;
362
363 u64 rx_pkt;
364 u64 rx_byte;
365 u64 rx_ucast_pkt;
366 u64 rx_ucast_byte;
367 u64 rx_mcast_pkt;
368 u64 rx_mcast_byte;
369 u64 rx_bcast_pkt;
370 u64 rx_bcast_byte;
371 u64 rx_frgment_pkt;
372
373 u64 rx_err;
374 u64 rx_crc_err;
375 u64 rx_key_cache_miss;
376 u64 rx_decrypt_err;
377 u64 rx_dupl_frame;
378
379 u64 tkip_local_mic_fail;
380 u64 tkip_cnter_measures_invoked;
381 u64 tkip_replays;
382 u64 tkip_fmt_err;
383 u64 ccmp_fmt_err;
384 u64 ccmp_replays;
385
386 u64 pwr_save_fail_cnt;
387
388 u64 cs_bmiss_cnt;
389 u64 cs_low_rssi_cnt;
390 u64 cs_connect_cnt;
391 u64 cs_discon_cnt;
392
393 s32 tx_ucast_rate;
394 s32 rx_ucast_rate;
395
396 u32 lq_val;
397
398 u32 wow_pkt_dropped;
399 u16 wow_evt_discarded;
400
401 s16 noise_floor_calib;
402 s16 cs_rssi;
403 s16 cs_ave_beacon_rssi;
404 u8 cs_ave_beacon_snr;
405 u8 cs_last_roam_msec;
406 u8 cs_snr;
407
408 u8 wow_host_pkt_wakeups;
409 u8 wow_host_evt_wakeups;
410
411 u32 arp_received;
412 u32 arp_matched;
413 u32 arp_replied;
414 };
415
416 struct ath6kl_mbox_info {
417 u32 htc_addr;
418 u32 htc_ext_addr;
419 u32 htc_ext_sz;
420
421 u32 block_size;
422
423 u32 gmbox_addr;
424
425 u32 gmbox_sz;
426 };
427
428 /*
429 * 802.11i defines an extended IV for use with non-WEP ciphers.
430 * When the EXTIV bit is set in the key id byte an additional
431 * 4 bytes immediately follow the IV for TKIP. For CCMP the
432 * EXTIV bit is likewise set but the 8 bytes represent the
433 * CCMP header rather than IV+extended-IV.
434 */
435
436 #define ATH6KL_KEYBUF_SIZE 16
437 #define ATH6KL_MICBUF_SIZE (8+8) /* space for both tx and rx */
438
439 #define ATH6KL_KEY_XMIT 0x01
440 #define ATH6KL_KEY_RECV 0x02
441 #define ATH6KL_KEY_DEFAULT 0x80 /* default xmit key */
442
443 /* Initial group key for AP mode */
444 struct ath6kl_req_key {
445 bool valid;
446 u8 key_index;
447 int key_type;
448 u8 key[WLAN_MAX_KEY_LEN];
449 u8 key_len;
450 };
451
452 enum ath6kl_hif_type {
453 ATH6KL_HIF_TYPE_SDIO,
454 ATH6KL_HIF_TYPE_USB,
455 };
456
457 /* Max number of filters that hw supports */
458 #define ATH6K_MAX_MC_FILTERS_PER_LIST 7
459 struct ath6kl_mc_filter {
460 struct list_head list;
461 char hw_addr[ATH6KL_MCAST_FILTER_MAC_ADDR_SIZE];
462 };
463
464 /*
465 * Driver's maximum limit, note that some firmwares support only one vif
466 * and the runtime (current) limit must be checked from ar->vif_max.
467 */
468 #define ATH6KL_VIF_MAX 3
469
470 /* vif flags info */
471 enum ath6kl_vif_state {
472 CONNECTED,
473 CONNECT_PEND,
474 WMM_ENABLED,
475 NETQ_STOPPED,
476 DTIM_EXPIRED,
477 NETDEV_REGISTERED,
478 CLEAR_BSSFILTER_ON_BEACON,
479 DTIM_PERIOD_AVAIL,
480 WLAN_ENABLED,
481 STATS_UPDATE_PEND,
482 HOST_SLEEP_MODE_CMD_PROCESSED,
483 };
484
485 struct ath6kl_vif {
486 struct list_head list;
487 struct wireless_dev wdev;
488 struct net_device *ndev;
489 struct ath6kl *ar;
490 /* Lock to protect vif specific net_stats and flags */
491 spinlock_t if_lock;
492 u8 fw_vif_idx;
493 unsigned long flags;
494 int ssid_len;
495 u8 ssid[IEEE80211_MAX_SSID_LEN];
496 u8 dot11_auth_mode;
497 u8 auth_mode;
498 u8 prwise_crypto;
499 u8 prwise_crypto_len;
500 u8 grp_crypto;
501 u8 grp_crypto_len;
502 u8 def_txkey_index;
503 u8 next_mode;
504 u8 nw_type;
505 u8 bssid[ETH_ALEN];
506 u8 req_bssid[ETH_ALEN];
507 u16 ch_hint;
508 u16 bss_ch;
509 struct ath6kl_wep_key wep_key_list[WMI_MAX_KEY_INDEX + 1];
510 struct ath6kl_key keys[WMI_MAX_KEY_INDEX + 1];
511 struct aggr_info *aggr_cntxt;
512
513 struct timer_list disconnect_timer;
514 struct timer_list sched_scan_timer;
515
516 struct cfg80211_scan_request *scan_req;
517 enum sme_state sme_state;
518 int reconnect_flag;
519 u32 last_roc_id;
520 u32 last_cancel_roc_id;
521 u32 send_action_id;
522 bool probe_req_report;
523 u16 next_chan;
524 u16 assoc_bss_beacon_int;
525 u16 listen_intvl_t;
526 u16 bmiss_time_t;
527 u8 assoc_bss_dtim_period;
528 struct net_device_stats net_stats;
529 struct target_stats target_stats;
530
531 struct list_head mc_filter;
532 };
533
534 #define WOW_LIST_ID 0
535 #define WOW_HOST_REQ_DELAY 500 /* ms */
536
537 #define ATH6KL_SCHED_SCAN_RESULT_DELAY 5000 /* ms */
538
539 /* Flag info */
540 enum ath6kl_dev_state {
541 WMI_ENABLED,
542 WMI_READY,
543 WMI_CTRL_EP_FULL,
544 TESTMODE,
545 DESTROY_IN_PROGRESS,
546 SKIP_SCAN,
547 ROAM_TBL_PEND,
548 FIRST_BOOT,
549 };
550
551 enum ath6kl_state {
552 ATH6KL_STATE_OFF,
553 ATH6KL_STATE_ON,
554 ATH6KL_STATE_SUSPENDING,
555 ATH6KL_STATE_RESUMING,
556 ATH6KL_STATE_DEEPSLEEP,
557 ATH6KL_STATE_CUTPOWER,
558 ATH6KL_STATE_WOW,
559 ATH6KL_STATE_SCHED_SCAN,
560 };
561
562 struct ath6kl {
563 struct device *dev;
564 struct wiphy *wiphy;
565
566 enum ath6kl_state state;
567 unsigned int testmode;
568
569 struct ath6kl_bmi bmi;
570 const struct ath6kl_hif_ops *hif_ops;
571 struct wmi *wmi;
572 int tx_pending[ENDPOINT_MAX];
573 int total_tx_data_pend;
574 struct htc_target *htc_target;
575 enum ath6kl_hif_type hif_type;
576 void *hif_priv;
577 struct list_head vif_list;
578 /* Lock to avoid race in vif_list entries among add/del/traverse */
579 spinlock_t list_lock;
580 u8 num_vif;
581 unsigned int vif_max;
582 u8 max_norm_iface;
583 u8 avail_idx_map;
584
585 /*
586 * Protects at least amsdu_rx_buffer_queue, ath6kl_alloc_cookie()
587 * calls, tx_pending and total_tx_data_pend.
588 */
589 spinlock_t lock;
590
591 struct semaphore sem;
592 u8 lrssi_roam_threshold;
593 struct ath6kl_version version;
594 u32 target_type;
595 u8 tx_pwr;
596 struct ath6kl_node_mapping node_map[MAX_NODE_NUM];
597 u8 ibss_ps_enable;
598 bool ibss_if_active;
599 u8 node_num;
600 u8 next_ep_id;
601 struct ath6kl_cookie *cookie_list;
602 u32 cookie_count;
603 enum htc_endpoint_id ac2ep_map[WMM_NUM_AC];
604 bool ac_stream_active[WMM_NUM_AC];
605 u8 ac_stream_pri_map[WMM_NUM_AC];
606 u8 hiac_stream_active_pri;
607 u8 ep2ac_map[ENDPOINT_MAX];
608 enum htc_endpoint_id ctrl_ep;
609 struct ath6kl_htc_credit_info credit_state_info;
610 u32 connect_ctrl_flags;
611 u32 user_key_ctrl;
612 u8 usr_bss_filter;
613 struct ath6kl_sta sta_list[AP_MAX_NUM_STA];
614 u8 sta_list_index;
615 struct ath6kl_req_key ap_mode_bkey;
616 struct sk_buff_head mcastpsq;
617
618 /*
619 * FIXME: protects access to mcastpsq but is actually useless as
620 * all skbe_queue_*() functions provide serialisation themselves
621 */
622 spinlock_t mcastpsq_lock;
623
624 u8 intra_bss;
625 struct wmi_ap_mode_stat ap_stats;
626 u8 ap_country_code[3];
627 struct list_head amsdu_rx_buffer_queue;
628 u8 rx_meta_ver;
629 enum wlan_low_pwr_state wlan_pwr_state;
630 u8 mac_addr[ETH_ALEN];
631 #define AR_MCAST_FILTER_MAC_ADDR_SIZE 4
632 struct {
633 void *rx_report;
634 size_t rx_report_len;
635 } tm;
636
637 struct ath6kl_hw {
638 u32 id;
639 const char *name;
640 u32 dataset_patch_addr;
641 u32 app_load_addr;
642 u32 app_start_override_addr;
643 u32 board_ext_data_addr;
644 u32 reserved_ram_size;
645 u32 board_addr;
646 u32 refclk_hz;
647 u32 uarttx_pin;
648 u32 testscript_addr;
649
650 struct ath6kl_hw_fw {
651 const char *dir;
652 const char *otp;
653 const char *fw;
654 const char *tcmd;
655 const char *patch;
656 const char *utf;
657 const char *testscript;
658 } fw;
659
660 const char *fw_board;
661 const char *fw_default_board;
662 } hw;
663
664 u16 conf_flags;
665 u16 suspend_mode;
666 u16 wow_suspend_mode;
667 wait_queue_head_t event_wq;
668 struct ath6kl_mbox_info mbox_info;
669
670 struct ath6kl_cookie cookie_mem[MAX_COOKIE_NUM];
671 unsigned long flag;
672
673 u8 *fw_board;
674 size_t fw_board_len;
675
676 u8 *fw_otp;
677 size_t fw_otp_len;
678
679 u8 *fw;
680 size_t fw_len;
681
682 u8 *fw_patch;
683 size_t fw_patch_len;
684
685 u8 *fw_testscript;
686 size_t fw_testscript_len;
687
688 unsigned int fw_api;
689 unsigned long fw_capabilities[ATH6KL_CAPABILITY_LEN];
690
691 struct workqueue_struct *ath6kl_wq;
692
693 struct dentry *debugfs_phy;
694
695 bool p2p;
696
697 bool wiphy_registered;
698
699 #ifdef CONFIG_ATH6KL_DEBUG
700 struct {
701 struct sk_buff_head fwlog_queue;
702 struct completion fwlog_completion;
703 bool fwlog_open;
704
705 u32 fwlog_mask;
706
707 unsigned int dbgfs_diag_reg;
708 u32 diag_reg_addr_wr;
709 u32 diag_reg_val_wr;
710
711 struct {
712 unsigned int invalid_rate;
713 } war_stats;
714
715 u8 *roam_tbl;
716 unsigned int roam_tbl_len;
717
718 u8 keepalive;
719 u8 disc_timeout;
720 } debug;
721 #endif /* CONFIG_ATH6KL_DEBUG */
722 };
723
ath6kl_priv(struct net_device * dev)724 static inline struct ath6kl *ath6kl_priv(struct net_device *dev)
725 {
726 return ((struct ath6kl_vif *) netdev_priv(dev))->ar;
727 }
728
ath6kl_get_hi_item_addr(struct ath6kl * ar,u32 item_offset)729 static inline u32 ath6kl_get_hi_item_addr(struct ath6kl *ar,
730 u32 item_offset)
731 {
732 u32 addr = 0;
733
734 if (ar->target_type == TARGET_TYPE_AR6003)
735 addr = ATH6KL_AR6003_HI_START_ADDR + item_offset;
736 else if (ar->target_type == TARGET_TYPE_AR6004)
737 addr = ATH6KL_AR6004_HI_START_ADDR + item_offset;
738
739 return addr;
740 }
741
742 int ath6kl_configure_target(struct ath6kl *ar);
743 void ath6kl_detect_error(unsigned long ptr);
744 void disconnect_timer_handler(unsigned long ptr);
745 void init_netdev(struct net_device *dev);
746 void ath6kl_cookie_init(struct ath6kl *ar);
747 void ath6kl_cookie_cleanup(struct ath6kl *ar);
748 void ath6kl_rx(struct htc_target *target, struct htc_packet *packet);
749 void ath6kl_tx_complete(void *context, struct list_head *packet_queue);
750 enum htc_send_full_action ath6kl_tx_queue_full(struct htc_target *target,
751 struct htc_packet *packet);
752 void ath6kl_stop_txrx(struct ath6kl *ar);
753 void ath6kl_cleanup_amsdu_rxbufs(struct ath6kl *ar);
754 int ath6kl_diag_write32(struct ath6kl *ar, u32 address, __le32 value);
755 int ath6kl_diag_write(struct ath6kl *ar, u32 address, void *data, u32 length);
756 int ath6kl_diag_read32(struct ath6kl *ar, u32 address, u32 *value);
757 int ath6kl_diag_read(struct ath6kl *ar, u32 address, void *data, u32 length);
758 int ath6kl_read_fwlogs(struct ath6kl *ar);
759 void ath6kl_init_profile_info(struct ath6kl_vif *vif);
760 void ath6kl_tx_data_cleanup(struct ath6kl *ar);
761
762 struct ath6kl_cookie *ath6kl_alloc_cookie(struct ath6kl *ar);
763 void ath6kl_free_cookie(struct ath6kl *ar, struct ath6kl_cookie *cookie);
764 int ath6kl_data_tx(struct sk_buff *skb, struct net_device *dev);
765
766 struct aggr_info *aggr_init(struct ath6kl_vif *vif);
767 void aggr_conn_init(struct ath6kl_vif *vif, struct aggr_info *aggr_info,
768 struct aggr_info_conn *aggr_conn);
769 void ath6kl_rx_refill(struct htc_target *target,
770 enum htc_endpoint_id endpoint);
771 void ath6kl_refill_amsdu_rxbufs(struct ath6kl *ar, int count);
772 struct htc_packet *ath6kl_alloc_amsdu_rxbuf(struct htc_target *target,
773 enum htc_endpoint_id endpoint,
774 int len);
775 void aggr_module_destroy(struct aggr_info *aggr_info);
776 void aggr_reset_state(struct aggr_info_conn *aggr_conn);
777
778 struct ath6kl_sta *ath6kl_find_sta(struct ath6kl_vif *vif, u8 *node_addr);
779 struct ath6kl_sta *ath6kl_find_sta_by_aid(struct ath6kl *ar, u8 aid);
780
781 void ath6kl_ready_event(void *devt, u8 *datap, u32 sw_ver, u32 abi_ver);
782 int ath6kl_control_tx(void *devt, struct sk_buff *skb,
783 enum htc_endpoint_id eid);
784 void ath6kl_connect_event(struct ath6kl_vif *vif, u16 channel,
785 u8 *bssid, u16 listen_int,
786 u16 beacon_int, enum network_type net_type,
787 u8 beacon_ie_len, u8 assoc_req_len,
788 u8 assoc_resp_len, u8 *assoc_info);
789 void ath6kl_connect_ap_mode_bss(struct ath6kl_vif *vif, u16 channel);
790 void ath6kl_connect_ap_mode_sta(struct ath6kl_vif *vif, u16 aid, u8 *mac_addr,
791 u8 keymgmt, u8 ucipher, u8 auth,
792 u8 assoc_req_len, u8 *assoc_info, u8 apsd_info);
793 void ath6kl_disconnect_event(struct ath6kl_vif *vif, u8 reason,
794 u8 *bssid, u8 assoc_resp_len,
795 u8 *assoc_info, u16 prot_reason_status);
796 void ath6kl_tkip_micerr_event(struct ath6kl_vif *vif, u8 keyid, bool ismcast);
797 void ath6kl_txpwr_rx_evt(void *devt, u8 tx_pwr);
798 void ath6kl_scan_complete_evt(struct ath6kl_vif *vif, int status);
799 void ath6kl_tgt_stats_event(struct ath6kl_vif *vif, u8 *ptr, u32 len);
800 void ath6kl_indicate_tx_activity(void *devt, u8 traffic_class, bool active);
801 enum htc_endpoint_id ath6kl_ac2_endpoint_id(void *devt, u8 ac);
802
803 void ath6kl_pspoll_event(struct ath6kl_vif *vif, u8 aid);
804
805 void ath6kl_dtimexpiry_event(struct ath6kl_vif *vif);
806 void ath6kl_disconnect(struct ath6kl_vif *vif);
807 void aggr_recv_delba_req_evt(struct ath6kl_vif *vif, u8 tid);
808 void aggr_recv_addba_req_evt(struct ath6kl_vif *vif, u8 tid, u16 seq_no,
809 u8 win_sz);
810 void ath6kl_wakeup_event(void *dev);
811
812 void ath6kl_reset_device(struct ath6kl *ar, u32 target_type,
813 bool wait_fot_compltn, bool cold_reset);
814 void ath6kl_init_control_info(struct ath6kl_vif *vif);
815 struct ath6kl_vif *ath6kl_vif_first(struct ath6kl *ar);
816 void ath6kl_cleanup_vif(struct ath6kl_vif *vif, bool wmi_ready);
817 int ath6kl_init_hw_start(struct ath6kl *ar);
818 int ath6kl_init_hw_stop(struct ath6kl *ar);
819 int ath6kl_init_fetch_firmwares(struct ath6kl *ar);
820 int ath6kl_init_hw_params(struct ath6kl *ar);
821
822 void ath6kl_check_wow_status(struct ath6kl *ar);
823
824 struct ath6kl *ath6kl_core_create(struct device *dev);
825 int ath6kl_core_init(struct ath6kl *ar);
826 void ath6kl_core_cleanup(struct ath6kl *ar);
827 void ath6kl_core_destroy(struct ath6kl *ar);
828
829 #endif /* CORE_H */
830