1 /*
2 * Marvell Wireless LAN device driver: major data structures and prototypes
3 *
4 * Copyright (C) 2011, Marvell International Ltd.
5 *
6 * This software file (the "File") is distributed by Marvell International
7 * Ltd. under the terms of the GNU General Public License Version 2, June 1991
8 * (the "License"). You may use, redistribute and/or modify this File in
9 * accordance with the terms and conditions of the License, a copy of which
10 * is available by writing to the Free Software Foundation, Inc.,
11 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA or on the
12 * worldwide web at http://www.gnu.org/licenses/old-licenses/gpl-2.0.txt.
13 *
14 * THE FILE IS DISTRIBUTED AS-IS, WITHOUT WARRANTY OF ANY KIND, AND THE
15 * IMPLIED WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE
16 * ARE EXPRESSLY DISCLAIMED. The License provides additional details about
17 * this warranty disclaimer.
18 */
19
20 #ifndef _MWIFIEX_MAIN_H_
21 #define _MWIFIEX_MAIN_H_
22
23 #include <linux/kernel.h>
24 #include <linux/module.h>
25 #include <linux/sched.h>
26 #include <linux/semaphore.h>
27 #include <linux/ip.h>
28 #include <linux/skbuff.h>
29 #include <linux/if_arp.h>
30 #include <linux/etherdevice.h>
31 #include <net/sock.h>
32 #include <net/lib80211.h>
33 #include <linux/firmware.h>
34 #include <linux/ctype.h>
35
36 #include "decl.h"
37 #include "ioctl.h"
38 #include "util.h"
39 #include "fw.h"
40 #include "pcie.h"
41
42 extern const char driver_version[];
43
44 enum {
45 MWIFIEX_ASYNC_CMD,
46 MWIFIEX_SYNC_CMD
47 };
48
49 #define MWIFIEX_MAX_AP 64
50
51 #define MWIFIEX_DEFAULT_WATCHDOG_TIMEOUT (5 * HZ)
52
53 #define MWIFIEX_TIMER_10S 10000
54 #define MWIFIEX_TIMER_1S 1000
55
56 #define MAX_TX_PENDING 100
57 #define LOW_TX_PENDING 80
58
59 #define MWIFIEX_UPLD_SIZE (2312)
60
61 #define MAX_EVENT_SIZE 1024
62
63 #define ARP_FILTER_MAX_BUF_SIZE 68
64
65 #define MWIFIEX_KEY_BUFFER_SIZE 16
66 #define MWIFIEX_DEFAULT_LISTEN_INTERVAL 10
67 #define MWIFIEX_MAX_REGION_CODE 7
68
69 #define DEFAULT_BCN_AVG_FACTOR 8
70 #define DEFAULT_DATA_AVG_FACTOR 8
71
72 #define FIRST_VALID_CHANNEL 0xff
73 #define DEFAULT_AD_HOC_CHANNEL 6
74 #define DEFAULT_AD_HOC_CHANNEL_A 36
75
76 #define DEFAULT_BCN_MISS_TIMEOUT 5
77
78 #define MAX_SCAN_BEACON_BUFFER 8000
79
80 #define SCAN_BEACON_ENTRY_PAD 6
81
82 #define MWIFIEX_PASSIVE_SCAN_CHAN_TIME 110
83 #define MWIFIEX_ACTIVE_SCAN_CHAN_TIME 30
84 #define MWIFIEX_SPECIFIC_SCAN_CHAN_TIME 30
85
86 #define SCAN_RSSI(RSSI) (0x100 - ((u8)(RSSI)))
87
88 #define MWIFIEX_MAX_TOTAL_SCAN_TIME (MWIFIEX_TIMER_10S - MWIFIEX_TIMER_1S)
89
90 #define MWIFIEX_MAX_SCAN_DELAY_CNT 50
91 #define MWIFIEX_MAX_EMPTY_TX_Q_CNT 10
92 #define MWIFIEX_SCAN_DELAY_MSEC 20
93
94 #define MWIFIEX_MIN_TX_PENDING_TO_CANCEL_SCAN 2
95
96 #define RSN_GTK_OUI_OFFSET 2
97
98 #define MWIFIEX_OUI_NOT_PRESENT 0
99 #define MWIFIEX_OUI_PRESENT 1
100
101 #define PKT_TYPE_MGMT 0xE5
102
103 /*
104 * Do not check for data_received for USB, as data_received
105 * is handled in mwifiex_usb_recv for USB
106 */
107 #define IS_CARD_RX_RCVD(adapter) (adapter->cmd_resp_received || \
108 adapter->event_received || \
109 ((adapter->iface_type != MWIFIEX_USB) && \
110 adapter->data_received) || \
111 ((adapter->iface_type == MWIFIEX_USB) && \
112 !skb_queue_empty(&adapter->usb_rx_data_q)))
113
114 #define MWIFIEX_TYPE_CMD 1
115 #define MWIFIEX_TYPE_DATA 0
116 #define MWIFIEX_TYPE_EVENT 3
117
118 #define MAX_BITMAP_RATES_SIZE 10
119
120 #define MAX_CHANNEL_BAND_BG 14
121 #define MAX_CHANNEL_BAND_A 165
122
123 #define MAX_FREQUENCY_BAND_BG 2484
124
125 #define MWIFIEX_EVENT_HEADER_LEN 4
126 #define MWIFIEX_UAP_EVENT_EXTRA_HEADER 2
127
128 #define MWIFIEX_TYPE_LEN 4
129 #define MWIFIEX_USB_TYPE_CMD 0xF00DFACE
130 #define MWIFIEX_USB_TYPE_DATA 0xBEADC0DE
131 #define MWIFIEX_USB_TYPE_EVENT 0xBEEFFACE
132
133 /* Threshold for tx_timeout_cnt before we trigger a card reset */
134 #define TX_TIMEOUT_THRESHOLD 6
135
136 struct mwifiex_dbg {
137 u32 num_cmd_host_to_card_failure;
138 u32 num_cmd_sleep_cfm_host_to_card_failure;
139 u32 num_tx_host_to_card_failure;
140 u32 num_event_deauth;
141 u32 num_event_disassoc;
142 u32 num_event_link_lost;
143 u32 num_cmd_deauth;
144 u32 num_cmd_assoc_success;
145 u32 num_cmd_assoc_failure;
146 u32 num_tx_timeout;
147 u32 num_cmd_timeout;
148 u16 timeout_cmd_id;
149 u16 timeout_cmd_act;
150 u16 last_cmd_id[DBG_CMD_NUM];
151 u16 last_cmd_act[DBG_CMD_NUM];
152 u16 last_cmd_index;
153 u16 last_cmd_resp_id[DBG_CMD_NUM];
154 u16 last_cmd_resp_index;
155 u16 last_event[DBG_CMD_NUM];
156 u16 last_event_index;
157 };
158
159 enum MWIFIEX_HARDWARE_STATUS {
160 MWIFIEX_HW_STATUS_READY,
161 MWIFIEX_HW_STATUS_INITIALIZING,
162 MWIFIEX_HW_STATUS_FW_READY,
163 MWIFIEX_HW_STATUS_INIT_DONE,
164 MWIFIEX_HW_STATUS_RESET,
165 MWIFIEX_HW_STATUS_CLOSING,
166 MWIFIEX_HW_STATUS_NOT_READY
167 };
168
169 enum MWIFIEX_802_11_POWER_MODE {
170 MWIFIEX_802_11_POWER_MODE_CAM,
171 MWIFIEX_802_11_POWER_MODE_PSP
172 };
173
174 struct mwifiex_tx_param {
175 u32 next_pkt_len;
176 };
177
178 enum MWIFIEX_PS_STATE {
179 PS_STATE_AWAKE,
180 PS_STATE_PRE_SLEEP,
181 PS_STATE_SLEEP_CFM,
182 PS_STATE_SLEEP
183 };
184
185 enum mwifiex_iface_type {
186 MWIFIEX_SDIO,
187 MWIFIEX_PCIE,
188 MWIFIEX_USB
189 };
190
191 struct mwifiex_add_ba_param {
192 u32 tx_win_size;
193 u32 rx_win_size;
194 u32 timeout;
195 };
196
197 struct mwifiex_tx_aggr {
198 u8 ampdu_user;
199 u8 ampdu_ap;
200 u8 amsdu;
201 };
202
203 struct mwifiex_ra_list_tbl {
204 struct list_head list;
205 struct sk_buff_head skb_head;
206 u8 ra[ETH_ALEN];
207 u32 total_pkts_size;
208 u32 is_11n_enabled;
209 u16 max_amsdu;
210 u16 pkt_count;
211 u8 ba_packet_thr;
212 };
213
214 struct mwifiex_tid_tbl {
215 struct list_head ra_list;
216 };
217
218 #define WMM_HIGHEST_PRIORITY 7
219 #define HIGH_PRIO_TID 7
220 #define LOW_PRIO_TID 0
221
222 struct mwifiex_wmm_desc {
223 struct mwifiex_tid_tbl tid_tbl_ptr[MAX_NUM_TID];
224 u32 packets_out[MAX_NUM_TID];
225 /* spin lock to protect ra_list */
226 spinlock_t ra_list_spinlock;
227 struct mwifiex_wmm_ac_status ac_status[IEEE80211_NUM_ACS];
228 enum mwifiex_wmm_ac_e ac_down_graded_vals[IEEE80211_NUM_ACS];
229 u32 drv_pkt_delay_max;
230 u8 queue_priority[IEEE80211_NUM_ACS];
231 u32 user_pri_pkt_tx_ctrl[WMM_HIGHEST_PRIORITY + 1]; /* UP: 0 to 7 */
232 /* Number of transmit packets queued */
233 atomic_t tx_pkts_queued;
234 /* Tracks highest priority with a packet queued */
235 atomic_t highest_queued_prio;
236 };
237
238 struct mwifiex_802_11_security {
239 u8 wpa_enabled;
240 u8 wpa2_enabled;
241 u8 wapi_enabled;
242 u8 wapi_key_on;
243 u8 wep_enabled;
244 u32 authentication_mode;
245 u8 is_authtype_auto;
246 u32 encryption_mode;
247 };
248
249 struct ieee_types_header {
250 u8 element_id;
251 u8 len;
252 } __packed;
253
254 struct ieee_types_vendor_specific {
255 struct ieee_types_vendor_header vend_hdr;
256 u8 data[IEEE_MAX_IE_SIZE - sizeof(struct ieee_types_vendor_header)];
257 } __packed;
258
259 struct ieee_types_generic {
260 struct ieee_types_header ieee_hdr;
261 u8 data[IEEE_MAX_IE_SIZE - sizeof(struct ieee_types_header)];
262 } __packed;
263
264 struct mwifiex_bssdescriptor {
265 u8 mac_address[ETH_ALEN];
266 struct cfg80211_ssid ssid;
267 u32 privacy;
268 s32 rssi;
269 u32 channel;
270 u32 freq;
271 u16 beacon_period;
272 u8 erp_flags;
273 u32 bss_mode;
274 u8 supported_rates[MWIFIEX_SUPPORTED_RATES];
275 u8 data_rates[MWIFIEX_SUPPORTED_RATES];
276 /* Network band.
277 * BAND_B(0x01): 'b' band
278 * BAND_G(0x02): 'g' band
279 * BAND_A(0X04): 'a' band
280 */
281 u16 bss_band;
282 u64 fw_tsf;
283 u64 timestamp;
284 union ieee_types_phy_param_set phy_param_set;
285 union ieee_types_ss_param_set ss_param_set;
286 u16 cap_info_bitmap;
287 struct ieee_types_wmm_parameter wmm_ie;
288 u8 disable_11n;
289 struct ieee80211_ht_cap *bcn_ht_cap;
290 u16 ht_cap_offset;
291 struct ieee80211_ht_operation *bcn_ht_oper;
292 u16 ht_info_offset;
293 u8 *bcn_bss_co_2040;
294 u16 bss_co_2040_offset;
295 u8 *bcn_ext_cap;
296 u16 ext_cap_offset;
297 struct ieee80211_vht_cap *bcn_vht_cap;
298 u16 vht_cap_offset;
299 struct ieee80211_vht_operation *bcn_vht_oper;
300 u16 vht_info_offset;
301 struct ieee_types_oper_mode_ntf *oper_mode;
302 u16 oper_mode_offset;
303 u8 disable_11ac;
304 struct ieee_types_vendor_specific *bcn_wpa_ie;
305 u16 wpa_offset;
306 struct ieee_types_generic *bcn_rsn_ie;
307 u16 rsn_offset;
308 struct ieee_types_generic *bcn_wapi_ie;
309 u16 wapi_offset;
310 u8 *beacon_buf;
311 u32 beacon_buf_size;
312 };
313
314 struct mwifiex_current_bss_params {
315 struct mwifiex_bssdescriptor bss_descriptor;
316 u8 wmm_enabled;
317 u8 wmm_uapsd_enabled;
318 u8 band;
319 u32 num_of_rates;
320 u8 data_rates[MWIFIEX_SUPPORTED_RATES];
321 };
322
323 struct mwifiex_sleep_params {
324 u16 sp_error;
325 u16 sp_offset;
326 u16 sp_stable_time;
327 u8 sp_cal_control;
328 u8 sp_ext_sleep_clk;
329 u16 sp_reserved;
330 };
331
332 struct mwifiex_sleep_period {
333 u16 period;
334 u16 reserved;
335 };
336
337 struct mwifiex_wep_key {
338 u32 length;
339 u32 key_index;
340 u32 key_length;
341 u8 key_material[MWIFIEX_KEY_BUFFER_SIZE];
342 };
343
344 #define MAX_REGION_CHANNEL_NUM 2
345
346 struct mwifiex_chan_freq_power {
347 u16 channel;
348 u32 freq;
349 u16 max_tx_power;
350 u8 unsupported;
351 };
352
353 enum state_11d_t {
354 DISABLE_11D = 0,
355 ENABLE_11D = 1,
356 };
357
358 #define MWIFIEX_MAX_TRIPLET_802_11D 83
359
360 struct mwifiex_802_11d_domain_reg {
361 u8 country_code[IEEE80211_COUNTRY_STRING_LEN];
362 u8 no_of_triplet;
363 struct ieee80211_country_ie_triplet
364 triplet[MWIFIEX_MAX_TRIPLET_802_11D];
365 };
366
367 struct mwifiex_vendor_spec_cfg_ie {
368 u16 mask;
369 u16 flag;
370 u8 ie[MWIFIEX_MAX_VSIE_LEN];
371 };
372
373 struct wps {
374 u8 session_enable;
375 };
376
377 struct mwifiex_roc_cfg {
378 u64 cookie;
379 struct ieee80211_channel chan;
380 };
381
382 struct mwifiex_adapter;
383 struct mwifiex_private;
384
385 struct mwifiex_private {
386 struct mwifiex_adapter *adapter;
387 u8 bss_type;
388 u8 bss_role;
389 u8 bss_priority;
390 u8 bss_num;
391 u8 bss_started;
392 u8 frame_type;
393 u8 curr_addr[ETH_ALEN];
394 u8 media_connected;
395 u32 num_tx_timeout;
396 /* track consecutive timeout */
397 u8 tx_timeout_cnt;
398 struct net_device *netdev;
399 struct net_device_stats stats;
400 u16 curr_pkt_filter;
401 u32 bss_mode;
402 u32 pkt_tx_ctrl;
403 u16 tx_power_level;
404 u8 max_tx_power_level;
405 u8 min_tx_power_level;
406 u8 tx_rate;
407 u8 tx_htinfo;
408 u8 rxpd_htinfo;
409 u8 rxpd_rate;
410 u16 rate_bitmap;
411 u16 bitmap_rates[MAX_BITMAP_RATES_SIZE];
412 u32 data_rate;
413 u8 is_data_rate_auto;
414 u16 bcn_avg_factor;
415 u16 data_avg_factor;
416 s16 data_rssi_last;
417 s16 data_nf_last;
418 s16 data_rssi_avg;
419 s16 data_nf_avg;
420 s16 bcn_rssi_last;
421 s16 bcn_nf_last;
422 s16 bcn_rssi_avg;
423 s16 bcn_nf_avg;
424 struct mwifiex_bssdescriptor *attempted_bss_desc;
425 struct cfg80211_ssid prev_ssid;
426 u8 prev_bssid[ETH_ALEN];
427 struct mwifiex_current_bss_params curr_bss_params;
428 u16 beacon_period;
429 u8 dtim_period;
430 u16 listen_interval;
431 u16 atim_window;
432 u8 adhoc_channel;
433 u8 adhoc_is_link_sensed;
434 u8 adhoc_state;
435 struct mwifiex_802_11_security sec_info;
436 struct mwifiex_wep_key wep_key[NUM_WEP_KEYS];
437 u16 wep_key_curr_index;
438 u8 wpa_ie[256];
439 u8 wpa_ie_len;
440 u8 wpa_is_gtk_set;
441 struct host_cmd_ds_802_11_key_material aes_key;
442 u8 wapi_ie[256];
443 u8 wapi_ie_len;
444 u8 *wps_ie;
445 u8 wps_ie_len;
446 u8 wmm_required;
447 u8 wmm_enabled;
448 u8 wmm_qosinfo;
449 struct mwifiex_wmm_desc wmm;
450 atomic_t wmm_tx_pending[IEEE80211_NUM_ACS];
451 struct list_head sta_list;
452 /* spin lock for associated station list */
453 spinlock_t sta_list_spinlock;
454 struct list_head tx_ba_stream_tbl_ptr;
455 /* spin lock for tx_ba_stream_tbl_ptr queue */
456 spinlock_t tx_ba_stream_tbl_lock;
457 struct mwifiex_tx_aggr aggr_prio_tbl[MAX_NUM_TID];
458 struct mwifiex_add_ba_param add_ba_param;
459 u16 rx_seq[MAX_NUM_TID];
460 struct list_head rx_reorder_tbl_ptr;
461 /* spin lock for rx_reorder_tbl_ptr queue */
462 spinlock_t rx_reorder_tbl_lock;
463 /* spin lock for Rx packets */
464 spinlock_t rx_pkt_lock;
465
466 #define MWIFIEX_ASSOC_RSP_BUF_SIZE 500
467 u8 assoc_rsp_buf[MWIFIEX_ASSOC_RSP_BUF_SIZE];
468 u32 assoc_rsp_size;
469
470 #define MWIFIEX_GENIE_BUF_SIZE 256
471 u8 gen_ie_buf[MWIFIEX_GENIE_BUF_SIZE];
472 u8 gen_ie_buf_len;
473
474 struct mwifiex_vendor_spec_cfg_ie vs_ie[MWIFIEX_MAX_VSIE_NUM];
475
476 #define MWIFIEX_ASSOC_TLV_BUF_SIZE 256
477 u8 assoc_tlv_buf[MWIFIEX_ASSOC_TLV_BUF_SIZE];
478 u8 assoc_tlv_buf_len;
479
480 u8 *curr_bcn_buf;
481 u32 curr_bcn_size;
482 /* spin lock for beacon buffer */
483 spinlock_t curr_bcn_buf_lock;
484 struct wireless_dev *wdev;
485 struct mwifiex_chan_freq_power cfp;
486 char version_str[128];
487 #ifdef CONFIG_DEBUG_FS
488 struct dentry *dfs_dev_dir;
489 #endif
490 u8 nick_name[16];
491 u16 current_key_index;
492 struct semaphore async_sem;
493 u8 report_scan_result;
494 struct cfg80211_scan_request *scan_request;
495 struct mwifiex_user_scan_cfg *user_scan_cfg;
496 u8 cfg_bssid[6];
497 struct wps wps;
498 u8 scan_block;
499 s32 cqm_rssi_thold;
500 u32 cqm_rssi_hyst;
501 u8 subsc_evt_rssi_state;
502 struct mwifiex_ds_misc_subsc_evt async_subsc_evt_storage;
503 struct mwifiex_ie mgmt_ie[MAX_MGMT_IE_INDEX];
504 u16 beacon_idx;
505 u16 proberesp_idx;
506 u16 assocresp_idx;
507 u16 rsn_idx;
508 struct timer_list scan_delay_timer;
509 u8 ap_11n_enabled;
510 u8 ap_11ac_enabled;
511 u32 mgmt_frame_mask;
512 struct mwifiex_roc_cfg roc_cfg;
513 };
514
515 enum mwifiex_ba_status {
516 BA_SETUP_NONE = 0,
517 BA_SETUP_INPROGRESS,
518 BA_SETUP_COMPLETE
519 };
520
521 struct mwifiex_tx_ba_stream_tbl {
522 struct list_head list;
523 int tid;
524 u8 ra[ETH_ALEN];
525 enum mwifiex_ba_status ba_status;
526 };
527
528 struct mwifiex_rx_reorder_tbl;
529
530 struct reorder_tmr_cnxt {
531 struct timer_list timer;
532 struct mwifiex_rx_reorder_tbl *ptr;
533 struct mwifiex_private *priv;
534 };
535
536 struct mwifiex_rx_reorder_tbl {
537 struct list_head list;
538 int tid;
539 u8 ta[ETH_ALEN];
540 int start_win;
541 int win_size;
542 void **rx_reorder_ptr;
543 struct reorder_tmr_cnxt timer_context;
544 u8 flags;
545 };
546
547 struct mwifiex_bss_prio_node {
548 struct list_head list;
549 struct mwifiex_private *priv;
550 };
551
552 struct mwifiex_bss_prio_tbl {
553 struct list_head bss_prio_head;
554 /* spin lock for bss priority */
555 spinlock_t bss_prio_lock;
556 struct mwifiex_bss_prio_node *bss_prio_cur;
557 };
558
559 struct cmd_ctrl_node {
560 struct list_head list;
561 struct mwifiex_private *priv;
562 u32 cmd_oid;
563 u32 cmd_flag;
564 struct sk_buff *cmd_skb;
565 struct sk_buff *resp_skb;
566 void *data_buf;
567 u32 wait_q_enabled;
568 struct sk_buff *skb;
569 u8 *condition;
570 u8 cmd_wait_q_woken;
571 };
572
573 struct mwifiex_bss_priv {
574 u8 band;
575 u64 fw_tsf;
576 };
577
578 /* This is AP specific structure which stores information
579 * about associated STA
580 */
581 struct mwifiex_sta_node {
582 struct list_head list;
583 u8 mac_addr[ETH_ALEN];
584 u8 is_wmm_enabled;
585 u8 is_11n_enabled;
586 u8 ampdu_sta[MAX_NUM_TID];
587 u16 rx_seq[MAX_NUM_TID];
588 u16 max_amsdu;
589 };
590
591 struct mwifiex_if_ops {
592 int (*init_if) (struct mwifiex_adapter *);
593 void (*cleanup_if) (struct mwifiex_adapter *);
594 int (*check_fw_status) (struct mwifiex_adapter *, u32);
595 int (*prog_fw) (struct mwifiex_adapter *, struct mwifiex_fw_image *);
596 int (*register_dev) (struct mwifiex_adapter *);
597 void (*unregister_dev) (struct mwifiex_adapter *);
598 int (*enable_int) (struct mwifiex_adapter *);
599 int (*process_int_status) (struct mwifiex_adapter *);
600 int (*host_to_card) (struct mwifiex_adapter *, u8, struct sk_buff *,
601 struct mwifiex_tx_param *);
602 int (*wakeup) (struct mwifiex_adapter *);
603 int (*wakeup_complete) (struct mwifiex_adapter *);
604
605 /* Interface specific functions */
606 void (*update_mp_end_port) (struct mwifiex_adapter *, u16);
607 void (*cleanup_mpa_buf) (struct mwifiex_adapter *);
608 int (*cmdrsp_complete) (struct mwifiex_adapter *, struct sk_buff *);
609 int (*event_complete) (struct mwifiex_adapter *, struct sk_buff *);
610 int (*data_complete) (struct mwifiex_adapter *, struct sk_buff *);
611 int (*init_fw_port) (struct mwifiex_adapter *);
612 int (*dnld_fw) (struct mwifiex_adapter *, struct mwifiex_fw_image *);
613 void (*card_reset) (struct mwifiex_adapter *);
614 int (*clean_pcie_ring) (struct mwifiex_adapter *adapter);
615 };
616
617 struct mwifiex_adapter {
618 u8 iface_type;
619 struct mwifiex_private *priv[MWIFIEX_MAX_BSS_NUM];
620 u8 priv_num;
621 const struct firmware *firmware;
622 char fw_name[32];
623 int winner;
624 struct device *dev;
625 struct wiphy *wiphy;
626 bool surprise_removed;
627 u32 fw_release_number;
628 u16 init_wait_q_woken;
629 wait_queue_head_t init_wait_q;
630 void *card;
631 struct mwifiex_if_ops if_ops;
632 atomic_t rx_pending;
633 atomic_t tx_pending;
634 atomic_t cmd_pending;
635 struct workqueue_struct *workqueue;
636 struct work_struct main_work;
637 struct mwifiex_bss_prio_tbl bss_prio_tbl[MWIFIEX_MAX_BSS_NUM];
638 /* spin lock for init/shutdown */
639 spinlock_t mwifiex_lock;
640 /* spin lock for main process */
641 spinlock_t main_proc_lock;
642 u32 mwifiex_processing;
643 u16 tx_buf_size;
644 u16 curr_tx_buf_size;
645 u32 ioport;
646 enum MWIFIEX_HARDWARE_STATUS hw_status;
647 u16 number_of_antenna;
648 u32 fw_cap_info;
649 /* spin lock for interrupt handling */
650 spinlock_t int_lock;
651 u8 int_status;
652 u32 event_cause;
653 struct sk_buff *event_skb;
654 u8 upld_buf[MWIFIEX_UPLD_SIZE];
655 u8 data_sent;
656 u8 cmd_sent;
657 u8 cmd_resp_received;
658 u8 event_received;
659 u8 data_received;
660 u16 seq_num;
661 struct cmd_ctrl_node *cmd_pool;
662 struct cmd_ctrl_node *curr_cmd;
663 /* spin lock for command */
664 spinlock_t mwifiex_cmd_lock;
665 u32 num_cmd_timeout;
666 u16 last_init_cmd;
667 struct timer_list cmd_timer;
668 struct list_head cmd_free_q;
669 /* spin lock for cmd_free_q */
670 spinlock_t cmd_free_q_lock;
671 struct list_head cmd_pending_q;
672 /* spin lock for cmd_pending_q */
673 spinlock_t cmd_pending_q_lock;
674 struct list_head scan_pending_q;
675 /* spin lock for scan_pending_q */
676 spinlock_t scan_pending_q_lock;
677 struct sk_buff_head usb_rx_data_q;
678 u32 scan_processing;
679 u16 region_code;
680 struct mwifiex_802_11d_domain_reg domain_reg;
681 u16 scan_probes;
682 u32 scan_mode;
683 u16 specific_scan_time;
684 u16 active_scan_time;
685 u16 passive_scan_time;
686 u8 fw_bands;
687 u8 adhoc_start_band;
688 u8 config_bands;
689 struct mwifiex_chan_scan_param_set *scan_channels;
690 u8 tx_lock_flag;
691 struct mwifiex_sleep_params sleep_params;
692 struct mwifiex_sleep_period sleep_period;
693 u16 ps_mode;
694 u32 ps_state;
695 u8 need_to_wakeup;
696 u16 multiple_dtim;
697 u16 local_listen_interval;
698 u16 null_pkt_interval;
699 struct sk_buff *sleep_cfm;
700 u16 bcn_miss_time_out;
701 u16 adhoc_awake_period;
702 u8 is_deep_sleep;
703 u8 delay_null_pkt;
704 u16 delay_to_ps;
705 u16 enhanced_ps_mode;
706 u8 pm_wakeup_card_req;
707 u16 gen_null_pkt;
708 u16 pps_uapsd_mode;
709 u32 pm_wakeup_fw_try;
710 u8 is_hs_configured;
711 struct mwifiex_hs_config_param hs_cfg;
712 u8 hs_activated;
713 u16 hs_activate_wait_q_woken;
714 wait_queue_head_t hs_activate_wait_q;
715 bool is_suspended;
716 u8 event_body[MAX_EVENT_SIZE];
717 u32 hw_dot_11n_dev_cap;
718 u8 hw_dev_mcs_support;
719 u8 adhoc_11n_enabled;
720 u8 sec_chan_offset;
721 struct mwifiex_dbg dbg;
722 u8 arp_filter[ARP_FILTER_MAX_BUF_SIZE];
723 u32 arp_filter_size;
724 u16 cmd_wait_q_required;
725 struct mwifiex_wait_queue cmd_wait_q;
726 u8 scan_wait_q_woken;
727 spinlock_t queue_lock; /* lock for tx queues */
728 struct completion fw_load;
729 u8 country_code[IEEE80211_COUNTRY_STRING_LEN];
730 u16 max_mgmt_ie_index;
731 u8 scan_delay_cnt;
732 u8 empty_tx_q_cnt;
733
734 /* 11AC */
735 u32 is_hw_11ac_capable;
736 u32 hw_dot_11ac_dev_cap;
737 u32 hw_dot_11ac_mcs_support;
738 u32 usr_dot_11ac_dev_cap_bg;
739 u32 usr_dot_11ac_dev_cap_a;
740 u32 usr_dot_11ac_mcs_support;
741
742 atomic_t is_tx_received;
743 atomic_t pending_bridged_pkts;
744 };
745
746 int mwifiex_init_lock_list(struct mwifiex_adapter *adapter);
747
748 void mwifiex_set_trans_start(struct net_device *dev);
749
750 void mwifiex_stop_net_dev_queue(struct net_device *netdev,
751 struct mwifiex_adapter *adapter);
752
753 void mwifiex_wake_up_net_dev_queue(struct net_device *netdev,
754 struct mwifiex_adapter *adapter);
755
756 int mwifiex_init_priv(struct mwifiex_private *priv);
757 void mwifiex_free_priv(struct mwifiex_private *priv);
758
759 int mwifiex_init_fw(struct mwifiex_adapter *adapter);
760
761 int mwifiex_init_fw_complete(struct mwifiex_adapter *adapter);
762
763 int mwifiex_shutdown_drv(struct mwifiex_adapter *adapter);
764
765 int mwifiex_shutdown_fw_complete(struct mwifiex_adapter *adapter);
766
767 int mwifiex_dnld_fw(struct mwifiex_adapter *, struct mwifiex_fw_image *);
768
769 int mwifiex_recv_packet(struct mwifiex_private *priv, struct sk_buff *skb);
770
771 int mwifiex_process_mgmt_packet(struct mwifiex_private *priv,
772 struct sk_buff *skb);
773
774 int mwifiex_process_event(struct mwifiex_adapter *adapter);
775
776 int mwifiex_complete_cmd(struct mwifiex_adapter *adapter,
777 struct cmd_ctrl_node *cmd_node);
778
779 int mwifiex_send_cmd_async(struct mwifiex_private *priv, uint16_t cmd_no,
780 u16 cmd_action, u32 cmd_oid, void *data_buf);
781
782 int mwifiex_send_cmd_sync(struct mwifiex_private *priv, uint16_t cmd_no,
783 u16 cmd_action, u32 cmd_oid, void *data_buf);
784
785 void mwifiex_cmd_timeout_func(unsigned long function_context);
786
787 int mwifiex_get_debug_info(struct mwifiex_private *,
788 struct mwifiex_debug_info *);
789
790 int mwifiex_alloc_cmd_buffer(struct mwifiex_adapter *adapter);
791 int mwifiex_free_cmd_buffer(struct mwifiex_adapter *adapter);
792 void mwifiex_cancel_all_pending_cmd(struct mwifiex_adapter *adapter);
793 void mwifiex_cancel_pending_ioctl(struct mwifiex_adapter *adapter);
794
795 void mwifiex_insert_cmd_to_free_q(struct mwifiex_adapter *adapter,
796 struct cmd_ctrl_node *cmd_node);
797 void mwifiex_recycle_cmd_node(struct mwifiex_adapter *adapter,
798 struct cmd_ctrl_node *cmd_node);
799
800 void mwifiex_insert_cmd_to_pending_q(struct mwifiex_adapter *adapter,
801 struct cmd_ctrl_node *cmd_node,
802 u32 addtail);
803
804 int mwifiex_exec_next_cmd(struct mwifiex_adapter *adapter);
805 int mwifiex_process_cmdresp(struct mwifiex_adapter *adapter);
806 int mwifiex_handle_rx_packet(struct mwifiex_adapter *adapter,
807 struct sk_buff *skb);
808 int mwifiex_process_tx(struct mwifiex_private *priv, struct sk_buff *skb,
809 struct mwifiex_tx_param *tx_param);
810 int mwifiex_send_null_packet(struct mwifiex_private *priv, u8 flags);
811 int mwifiex_write_data_complete(struct mwifiex_adapter *adapter,
812 struct sk_buff *skb, int aggr, int status);
813 void mwifiex_clean_txrx(struct mwifiex_private *priv);
814 u8 mwifiex_check_last_packet_indication(struct mwifiex_private *priv);
815 void mwifiex_check_ps_cond(struct mwifiex_adapter *adapter);
816 void mwifiex_process_sleep_confirm_resp(struct mwifiex_adapter *, u8 *,
817 u32);
818 int mwifiex_cmd_enh_power_mode(struct mwifiex_private *priv,
819 struct host_cmd_ds_command *cmd,
820 u16 cmd_action, uint16_t ps_bitmap,
821 struct mwifiex_ds_auto_ds *auto_ds);
822 int mwifiex_ret_enh_power_mode(struct mwifiex_private *priv,
823 struct host_cmd_ds_command *resp,
824 struct mwifiex_ds_pm_cfg *pm_cfg);
825 void mwifiex_process_hs_config(struct mwifiex_adapter *adapter);
826 void mwifiex_hs_activated_event(struct mwifiex_private *priv,
827 u8 activated);
828 int mwifiex_ret_802_11_hs_cfg(struct mwifiex_private *priv,
829 struct host_cmd_ds_command *resp);
830 int mwifiex_process_rx_packet(struct mwifiex_private *priv,
831 struct sk_buff *skb);
832 int mwifiex_sta_prepare_cmd(struct mwifiex_private *, uint16_t cmd_no,
833 u16 cmd_action, u32 cmd_oid,
834 void *data_buf, void *cmd_buf);
835 int mwifiex_uap_prepare_cmd(struct mwifiex_private *priv, uint16_t cmd_no,
836 u16 cmd_action, u32 cmd_oid,
837 void *data_buf, void *cmd_buf);
838 int mwifiex_process_sta_cmdresp(struct mwifiex_private *, u16 cmdresp_no,
839 struct host_cmd_ds_command *resp);
840 int mwifiex_process_sta_rx_packet(struct mwifiex_private *,
841 struct sk_buff *skb);
842 int mwifiex_process_uap_rx_packet(struct mwifiex_private *priv,
843 struct sk_buff *skb);
844 int mwifiex_handle_uap_rx_forward(struct mwifiex_private *priv,
845 struct sk_buff *skb);
846 int mwifiex_process_sta_event(struct mwifiex_private *);
847 int mwifiex_process_uap_event(struct mwifiex_private *);
848 struct mwifiex_sta_node *
849 mwifiex_get_sta_entry(struct mwifiex_private *priv, u8 *mac);
850 void mwifiex_delete_all_station_list(struct mwifiex_private *priv);
851 void *mwifiex_process_sta_txpd(struct mwifiex_private *, struct sk_buff *skb);
852 void *mwifiex_process_uap_txpd(struct mwifiex_private *, struct sk_buff *skb);
853 int mwifiex_sta_init_cmd(struct mwifiex_private *, u8 first_sta);
854 int mwifiex_cmd_802_11_scan(struct host_cmd_ds_command *cmd,
855 struct mwifiex_scan_cmd_config *scan_cfg);
856 void mwifiex_queue_scan_cmd(struct mwifiex_private *priv,
857 struct cmd_ctrl_node *cmd_node);
858 int mwifiex_ret_802_11_scan(struct mwifiex_private *priv,
859 struct host_cmd_ds_command *resp);
860 s32 mwifiex_ssid_cmp(struct cfg80211_ssid *ssid1, struct cfg80211_ssid *ssid2);
861 int mwifiex_associate(struct mwifiex_private *priv,
862 struct mwifiex_bssdescriptor *bss_desc);
863 int mwifiex_cmd_802_11_associate(struct mwifiex_private *priv,
864 struct host_cmd_ds_command *cmd,
865 struct mwifiex_bssdescriptor *bss_desc);
866 int mwifiex_ret_802_11_associate(struct mwifiex_private *priv,
867 struct host_cmd_ds_command *resp);
868 void mwifiex_reset_connect_state(struct mwifiex_private *priv, u16 reason);
869 u8 mwifiex_band_to_radio_type(u8 band);
870 int mwifiex_deauthenticate(struct mwifiex_private *priv, u8 *mac);
871 int mwifiex_adhoc_start(struct mwifiex_private *priv,
872 struct cfg80211_ssid *adhoc_ssid);
873 int mwifiex_adhoc_join(struct mwifiex_private *priv,
874 struct mwifiex_bssdescriptor *bss_desc);
875 int mwifiex_cmd_802_11_ad_hoc_start(struct mwifiex_private *priv,
876 struct host_cmd_ds_command *cmd,
877 struct cfg80211_ssid *req_ssid);
878 int mwifiex_cmd_802_11_ad_hoc_join(struct mwifiex_private *priv,
879 struct host_cmd_ds_command *cmd,
880 struct mwifiex_bssdescriptor *bss_desc);
881 int mwifiex_ret_802_11_ad_hoc(struct mwifiex_private *priv,
882 struct host_cmd_ds_command *resp);
883 int mwifiex_cmd_802_11_bg_scan_query(struct host_cmd_ds_command *cmd);
884 struct mwifiex_chan_freq_power *mwifiex_get_cfp(struct mwifiex_private *priv,
885 u8 band, u16 channel, u32 freq);
886 u32 mwifiex_index_to_data_rate(struct mwifiex_private *priv,
887 u8 index, u8 ht_info);
888 u32 mwifiex_index_to_acs_data_rate(struct mwifiex_private *priv,
889 u8 index, u8 ht_info);
890 u32 mwifiex_find_freq_from_band_chan(u8, u8);
891 int mwifiex_cmd_append_vsie_tlv(struct mwifiex_private *priv, u16 vsie_mask,
892 u8 **buffer);
893 u32 mwifiex_get_active_data_rates(struct mwifiex_private *priv,
894 u8 *rates);
895 u32 mwifiex_get_supported_rates(struct mwifiex_private *priv, u8 *rates);
896 u8 mwifiex_is_rate_auto(struct mwifiex_private *priv);
897 extern u16 region_code_index[MWIFIEX_MAX_REGION_CODE];
898 void mwifiex_save_curr_bcn(struct mwifiex_private *priv);
899 void mwifiex_free_curr_bcn(struct mwifiex_private *priv);
900 int mwifiex_cmd_get_hw_spec(struct mwifiex_private *priv,
901 struct host_cmd_ds_command *cmd);
902 int mwifiex_ret_get_hw_spec(struct mwifiex_private *priv,
903 struct host_cmd_ds_command *resp);
904 int is_command_pending(struct mwifiex_adapter *adapter);
905 void mwifiex_init_priv_params(struct mwifiex_private *priv,
906 struct net_device *dev);
907 int mwifiex_set_secure_params(struct mwifiex_private *priv,
908 struct mwifiex_uap_bss_param *bss_config,
909 struct cfg80211_ap_settings *params);
910 void mwifiex_set_ht_params(struct mwifiex_private *priv,
911 struct mwifiex_uap_bss_param *bss_cfg,
912 struct cfg80211_ap_settings *params);
913 void mwifiex_set_vht_params(struct mwifiex_private *priv,
914 struct mwifiex_uap_bss_param *bss_cfg,
915 struct cfg80211_ap_settings *params);
916 void mwifiex_set_uap_rates(struct mwifiex_uap_bss_param *bss_cfg,
917 struct cfg80211_ap_settings *params);
918 void mwifiex_set_vht_width(struct mwifiex_private *priv,
919 enum nl80211_chan_width width,
920 bool ap_11ac_disable);
921 void
922 mwifiex_set_wmm_params(struct mwifiex_private *priv,
923 struct mwifiex_uap_bss_param *bss_cfg,
924 struct cfg80211_ap_settings *params);
925 void mwifiex_set_ba_params(struct mwifiex_private *priv);
926 void mwifiex_set_11ac_ba_params(struct mwifiex_private *priv);
927
928 /*
929 * This function checks if the queuing is RA based or not.
930 */
931 static inline u8
mwifiex_queuing_ra_based(struct mwifiex_private * priv)932 mwifiex_queuing_ra_based(struct mwifiex_private *priv)
933 {
934 /*
935 * Currently we assume if we are in Infra, then DA=RA. This might not be
936 * true in the future
937 */
938 if ((priv->bss_mode == NL80211_IFTYPE_STATION) &&
939 (GET_BSS_ROLE(priv) == MWIFIEX_BSS_ROLE_STA))
940 return false;
941
942 return true;
943 }
944
945 /*
946 * This function copies rates.
947 */
948 static inline u32
mwifiex_copy_rates(u8 * dest,u32 pos,u8 * src,int len)949 mwifiex_copy_rates(u8 *dest, u32 pos, u8 *src, int len)
950 {
951 int i;
952
953 for (i = 0; i < len && src[i]; i++, pos++) {
954 if (pos >= MWIFIEX_SUPPORTED_RATES)
955 break;
956 dest[pos] = src[i];
957 }
958
959 return pos;
960 }
961
962 /*
963 * This function returns the correct private structure pointer based
964 * upon the BSS type and BSS number.
965 */
966 static inline struct mwifiex_private *
mwifiex_get_priv_by_id(struct mwifiex_adapter * adapter,u8 bss_num,u8 bss_type)967 mwifiex_get_priv_by_id(struct mwifiex_adapter *adapter,
968 u8 bss_num, u8 bss_type)
969 {
970 int i;
971
972 for (i = 0; i < adapter->priv_num; i++) {
973 if (adapter->priv[i]) {
974 if ((adapter->priv[i]->bss_num == bss_num) &&
975 (adapter->priv[i]->bss_type == bss_type))
976 break;
977 }
978 }
979 return ((i < adapter->priv_num) ? adapter->priv[i] : NULL);
980 }
981
982 /*
983 * This function returns the first available private structure pointer
984 * based upon the BSS role.
985 */
986 static inline struct mwifiex_private *
mwifiex_get_priv(struct mwifiex_adapter * adapter,enum mwifiex_bss_role bss_role)987 mwifiex_get_priv(struct mwifiex_adapter *adapter,
988 enum mwifiex_bss_role bss_role)
989 {
990 int i;
991
992 for (i = 0; i < adapter->priv_num; i++) {
993 if (adapter->priv[i]) {
994 if (bss_role == MWIFIEX_BSS_ROLE_ANY ||
995 GET_BSS_ROLE(adapter->priv[i]) == bss_role)
996 break;
997 }
998 }
999
1000 return ((i < adapter->priv_num) ? adapter->priv[i] : NULL);
1001 }
1002
1003 /*
1004 * This function returns the driver private structure of a network device.
1005 */
1006 static inline struct mwifiex_private *
mwifiex_netdev_get_priv(struct net_device * dev)1007 mwifiex_netdev_get_priv(struct net_device *dev)
1008 {
1009 return (struct mwifiex_private *) (*(unsigned long *) netdev_priv(dev));
1010 }
1011
1012 /*
1013 * This function checks if a skb holds a management frame.
1014 */
mwifiex_is_skb_mgmt_frame(struct sk_buff * skb)1015 static inline bool mwifiex_is_skb_mgmt_frame(struct sk_buff *skb)
1016 {
1017 return (*(u32 *)skb->data == PKT_TYPE_MGMT);
1018 }
1019
1020 int mwifiex_init_shutdown_fw(struct mwifiex_private *priv,
1021 u32 func_init_shutdown);
1022 int mwifiex_add_card(void *, struct semaphore *, struct mwifiex_if_ops *, u8);
1023 int mwifiex_remove_card(struct mwifiex_adapter *, struct semaphore *);
1024
1025 void mwifiex_get_version(struct mwifiex_adapter *adapter, char *version,
1026 int maxlen);
1027 int mwifiex_request_set_multicast_list(struct mwifiex_private *priv,
1028 struct mwifiex_multicast_list *mcast_list);
1029 int mwifiex_copy_mcast_addr(struct mwifiex_multicast_list *mlist,
1030 struct net_device *dev);
1031 int mwifiex_wait_queue_complete(struct mwifiex_adapter *adapter,
1032 struct cmd_ctrl_node *cmd_queued);
1033 int mwifiex_bss_start(struct mwifiex_private *priv, struct cfg80211_bss *bss,
1034 struct cfg80211_ssid *req_ssid);
1035 int mwifiex_cancel_hs(struct mwifiex_private *priv, int cmd_type);
1036 int mwifiex_enable_hs(struct mwifiex_adapter *adapter);
1037 int mwifiex_disable_auto_ds(struct mwifiex_private *priv);
1038 int mwifiex_drv_get_data_rate(struct mwifiex_private *priv, u32 *rate);
1039 int mwifiex_request_scan(struct mwifiex_private *priv,
1040 struct cfg80211_ssid *req_ssid);
1041 int mwifiex_scan_networks(struct mwifiex_private *priv,
1042 const struct mwifiex_user_scan_cfg *user_scan_in);
1043 int mwifiex_set_radio(struct mwifiex_private *priv, u8 option);
1044
1045 int mwifiex_set_encode(struct mwifiex_private *priv, struct key_params *kp,
1046 const u8 *key, int key_len, u8 key_index,
1047 const u8 *mac_addr, int disable);
1048
1049 int mwifiex_set_gen_ie(struct mwifiex_private *priv, u8 *ie, int ie_len);
1050
1051 int mwifiex_get_ver_ext(struct mwifiex_private *priv);
1052
1053 int mwifiex_remain_on_chan_cfg(struct mwifiex_private *priv, u16 action,
1054 struct ieee80211_channel *chan,
1055 unsigned int duration);
1056
1057 int mwifiex_set_bss_role(struct mwifiex_private *priv, u8 bss_role);
1058
1059 int mwifiex_get_stats_info(struct mwifiex_private *priv,
1060 struct mwifiex_ds_get_stats *log);
1061
1062 int mwifiex_reg_write(struct mwifiex_private *priv, u32 reg_type,
1063 u32 reg_offset, u32 reg_value);
1064
1065 int mwifiex_reg_read(struct mwifiex_private *priv, u32 reg_type,
1066 u32 reg_offset, u32 *value);
1067
1068 int mwifiex_eeprom_read(struct mwifiex_private *priv, u16 offset, u16 bytes,
1069 u8 *value);
1070
1071 int mwifiex_set_11n_httx_cfg(struct mwifiex_private *priv, int data);
1072
1073 int mwifiex_get_11n_httx_cfg(struct mwifiex_private *priv, int *data);
1074
1075 int mwifiex_set_tx_rate_cfg(struct mwifiex_private *priv, int tx_rate_index);
1076
1077 int mwifiex_get_tx_rate_cfg(struct mwifiex_private *priv, int *tx_rate_index);
1078
1079 int mwifiex_drv_set_power(struct mwifiex_private *priv, u32 *ps_mode);
1080
1081 int mwifiex_drv_get_driver_version(struct mwifiex_adapter *adapter,
1082 char *version, int max_len);
1083
1084 int mwifiex_set_tx_power(struct mwifiex_private *priv,
1085 struct mwifiex_power_cfg *power_cfg);
1086
1087 int mwifiex_main_process(struct mwifiex_adapter *);
1088
1089 int mwifiex_queue_tx_pkt(struct mwifiex_private *priv, struct sk_buff *skb);
1090
1091 int mwifiex_get_bss_info(struct mwifiex_private *,
1092 struct mwifiex_bss_info *);
1093 int mwifiex_fill_new_bss_desc(struct mwifiex_private *priv,
1094 struct cfg80211_bss *bss,
1095 struct mwifiex_bssdescriptor *bss_desc);
1096 int mwifiex_update_bss_desc_with_ie(struct mwifiex_adapter *adapter,
1097 struct mwifiex_bssdescriptor *bss_entry);
1098 int mwifiex_check_network_compatibility(struct mwifiex_private *priv,
1099 struct mwifiex_bssdescriptor *bss_desc);
1100
1101 u8 mwifiex_chan_type_to_sec_chan_offset(enum nl80211_channel_type chan_type);
1102
1103 struct wireless_dev *mwifiex_add_virtual_intf(struct wiphy *wiphy,
1104 const char *name,
1105 enum nl80211_iftype type,
1106 u32 *flags,
1107 struct vif_params *params);
1108 int mwifiex_del_virtual_intf(struct wiphy *wiphy, struct wireless_dev *wdev);
1109
1110 void mwifiex_set_sys_config_invalid_data(struct mwifiex_uap_bss_param *config);
1111
1112 int mwifiex_add_wowlan_magic_pkt_filter(struct mwifiex_adapter *adapter);
1113
1114 int mwifiex_set_mgmt_ies(struct mwifiex_private *priv,
1115 struct cfg80211_beacon_data *data);
1116 int mwifiex_del_mgmt_ies(struct mwifiex_private *priv);
1117 u8 *mwifiex_11d_code_2_region(u8 code);
1118
1119 extern const struct ethtool_ops mwifiex_ethtool_ops;
1120
1121 #ifdef CONFIG_DEBUG_FS
1122 void mwifiex_debugfs_init(void);
1123 void mwifiex_debugfs_remove(void);
1124
1125 void mwifiex_dev_debugfs_init(struct mwifiex_private *priv);
1126 void mwifiex_dev_debugfs_remove(struct mwifiex_private *priv);
1127 #endif
1128 #endif /* !_MWIFIEX_MAIN_H_ */
1129