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rtlwifi: Fix problems with building an allyesconfig
[linux-block.git] / drivers / net / wireless / rtlwifi / core.c
CommitLineData
0c817338
LF		 1/******************************************************************************
2 *
a8d76066 3 * Copyright(c) 2009-2012 Realtek Corporation.
0c817338
LF		 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 *
0c817338
LF		 14 * The full GNU General Public License is included in this distribution in the
15 * file called LICENSE.
16 *
17 * Contact Information:
18 * wlanfae <wlanfae@realtek.com>
19 * Realtek Corporation, No. 2, Innovation Road II, Hsinchu Science Park,
20 * Hsinchu 300, Taiwan.
21 *
22 * Larry Finger <Larry.Finger@lwfinger.net>
0baa0fd7 23 *
0c817338
LF		 24 *****************************************************************************/
25
26#include "wifi.h"
27#include "core.h"
28#include "cam.h"
29#include "base.h"
30#include "ps.h"
34ed780a 31#include "pwrseqcmd.h"
0c817338 32
f7953b2a
LF		 33#include "btcoexist/rtl_btc.h"
34#include <linux/firmware.h>
b0302aba 35#include <linux/export.h>
f7953b2a 36#include <net/cfg80211.h>
b0302aba 37
25b13dbc
LF		 38void rtl_addr_delay(u32 addr)
39{
40 if (addr == 0xfe)
41 mdelay(50);
42 else if (addr == 0xfd)
43 mdelay(5);
44 else if (addr == 0xfc)
45 mdelay(1);
46 else if (addr == 0xfb)
47 udelay(50);
48 else if (addr == 0xfa)
49 udelay(5);
50 else if (addr == 0xf9)
51 udelay(1);
52}
53EXPORT_SYMBOL(rtl_addr_delay);
54
55void rtl_rfreg_delay(struct ieee80211_hw *hw, enum radio_path rfpath, u32 addr,
56 u32 mask, u32 data)
57{
58 if (addr == 0xfe) {
59 mdelay(50);
60 } else if (addr == 0xfd) {
61 mdelay(5);
62 } else if (addr == 0xfc) {
63 mdelay(1);
64 } else if (addr == 0xfb) {
65 udelay(50);
66 } else if (addr == 0xfa) {
67 udelay(5);
68 } else if (addr == 0xf9) {
69 udelay(1);
70 } else {
71 rtl_set_rfreg(hw, rfpath, addr, mask, data);
72 udelay(1);
73 }
74}
75EXPORT_SYMBOL(rtl_rfreg_delay);
76
77void rtl_bb_delay(struct ieee80211_hw *hw, u32 addr, u32 data)
78{
79 if (addr == 0xfe) {
80 mdelay(50);
81 } else if (addr == 0xfd) {
82 mdelay(5);
83 } else if (addr == 0xfc) {
84 mdelay(1);
85 } else if (addr == 0xfb) {
86 udelay(50);
87 } else if (addr == 0xfa) {
88 udelay(5);
89 } else if (addr == 0xf9) {
90 udelay(1);
91 } else {
92 rtl_set_bbreg(hw, addr, MASKDWORD, data);
93 udelay(1);
94 }
95}
96EXPORT_SYMBOL(rtl_bb_delay);
97
b0302aba
LF		 98void rtl_fw_cb(const struct firmware *firmware, void *context)
99{
100 struct ieee80211_hw *hw = context;
101 struct rtl_priv *rtlpriv = rtl_priv(hw);
102 int err;
103
104 RT_TRACE(rtlpriv, COMP_ERR, DBG_LOUD,
f7953b2a 105 "Firmware callback routine entered!\n");
b0302aba
LF		 106 complete(&rtlpriv->firmware_loading_complete);
107 if (!firmware) {
62009b7f
LF		 108 if (rtlpriv->cfg->alt_fw_name) {
109 err = request_firmware(&firmware,
110 rtlpriv->cfg->alt_fw_name,
111 rtlpriv->io.dev);
112 pr_info("Loading alternative firmware %s\n",
113 rtlpriv->cfg->alt_fw_name);
114 if (!err)
115 goto found_alt;
116 }
b0302aba
LF		 117 pr_err("Firmware %s not available\n", rtlpriv->cfg->fw_name);
118 rtlpriv->max_fw_size = 0;
119 return;
120 }
62009b7f 121found_alt:
b0302aba
LF		 122 if (firmware->size > rtlpriv->max_fw_size) {
123 RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG,
124 "Firmware is too big!\n");
125 release_firmware(firmware);
126 return;
127 }
128 memcpy(rtlpriv->rtlhal.pfirmware, firmware->data, firmware->size);
129 rtlpriv->rtlhal.fwsize = firmware->size;
130 release_firmware(firmware);
b0302aba
LF		 131}
132EXPORT_SYMBOL(rtl_fw_cb);
133
0c817338
LF		 134/*mutex for start & stop is must here. */
135static int rtl_op_start(struct ieee80211_hw *hw)
136{
f7953b2a 137 int err = 0;
0c817338
LF		 138 struct rtl_priv *rtlpriv = rtl_priv(hw);
139 struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw));
140
141 if (!is_hal_stop(rtlhal))
142 return 0;
143 if (!test_bit(RTL_STATUS_INTERFACE_START, &rtlpriv->status))
144 return 0;
8a09d6d8 145 mutex_lock(&rtlpriv->locks.conf_mutex);
0c817338 146 err = rtlpriv->intf_ops->adapter_start(hw);
32473284
LF		 147 if (!err)
148 rtl_watch_dog_timer_callback((unsigned long)hw);
8a09d6d8 149 mutex_unlock(&rtlpriv->locks.conf_mutex);
0c817338
LF		 150 return err;
151}
152
153static void rtl_op_stop(struct ieee80211_hw *hw)
154{
155 struct rtl_priv *rtlpriv = rtl_priv(hw);
156 struct rtl_mac *mac = rtl_mac(rtl_priv(hw));
157 struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw));
158 struct rtl_ps_ctl *ppsc = rtl_psc(rtl_priv(hw));
f7953b2a 159 bool support_remote_wakeup = false;
0c817338
LF		 160
161 if (is_hal_stop(rtlhal))
162 return;
163
f7953b2a
LF		 164 rtlpriv->cfg->ops->get_hw_reg(hw, HAL_DEF_WOWLAN,
165 (u8 *)(&support_remote_wakeup));
26634c4b
LF		 166 /* here is must, because adhoc do stop and start,
167 * but stop with RFOFF may cause something wrong,
168 * like adhoc TP
169 */
f7953b2a 170 if (unlikely(ppsc->rfpwr_state == ERFOFF))
0c817338 171 rtl_ips_nic_on(hw);
0c817338 172
8a09d6d8 173 mutex_lock(&rtlpriv->locks.conf_mutex);
f7953b2a
LF		 174 /* if wowlan supported, DON'T clear connected info */
175 if (!(support_remote_wakeup &&
176 rtlhal->enter_pnp_sleep)) {
177 mac->link_state = MAC80211_NOLINK;
178 memset(mac->bssid, 0, 6);
179 mac->vendor = PEER_UNKNOWN;
0c817338 180
f7953b2a
LF		 181 /* reset sec info */
182 rtl_cam_reset_sec_info(hw);
0c817338 183
f7953b2a
LF		 184 rtl_deinit_deferred_work(hw);
185 }
0c817338
LF		 186 rtlpriv->intf_ops->adapter_stop(hw);
187
8a09d6d8 188 mutex_unlock(&rtlpriv->locks.conf_mutex);
0c817338
LF		 189}
190
36323f81
TH		 191static void rtl_op_tx(struct ieee80211_hw *hw,
192 struct ieee80211_tx_control *control,
193 struct sk_buff *skb)
0c817338
LF		 194{
195 struct rtl_priv *rtlpriv = rtl_priv(hw);
196 struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw));
197 struct rtl_ps_ctl *ppsc = rtl_psc(rtl_priv(hw));
0baa0fd7
C		 198 struct rtl_tcb_desc tcb_desc;
199 memset(&tcb_desc, 0, sizeof(struct rtl_tcb_desc));
0c817338
LF		 200
201 if (unlikely(is_hal_stop(rtlhal) || ppsc->rfpwr_state != ERFON))
202 goto err_free;
203
204 if (!test_bit(RTL_STATUS_INTERFACE_START, &rtlpriv->status))
205 goto err_free;
206
36323f81
TH		 207 if (!rtlpriv->intf_ops->waitq_insert(hw, control->sta, skb))
208 rtlpriv->intf_ops->adapter_tx(hw, control->sta, skb, &tcb_desc);
7bb45683 209 return;
0c817338
LF		 210
211err_free:
212 dev_kfree_skb_any(skb);
0c817338
LF		 213}
214
215static int rtl_op_add_interface(struct ieee80211_hw *hw,
216 struct ieee80211_vif *vif)
217{
218 struct rtl_priv *rtlpriv = rtl_priv(hw);
219 struct rtl_mac *mac = rtl_mac(rtl_priv(hw));
220 int err = 0;
221
222 if (mac->vif) {
223 RT_TRACE(rtlpriv, COMP_ERR, DBG_WARNING,
f30d7507 224 "vif has been set!! mac->vif = 0x%p\n", mac->vif);
0c817338
LF		 225 return -EOPNOTSUPP;
226 }
227
f7953b2a
LF		 228 vif->driver_flags |= IEEE80211_VIF_BEACON_FILTER;
229
0c817338
LF		 230 rtl_ips_nic_on(hw);
231
8a09d6d8 232 mutex_lock(&rtlpriv->locks.conf_mutex);
26634c4b
LF		 233 switch (ieee80211_vif_type_p2p(vif)) {
234 case NL80211_IFTYPE_P2P_CLIENT:
235 mac->p2p = P2P_ROLE_CLIENT;
236 /*fall through*/
0c817338
LF		 237 case NL80211_IFTYPE_STATION:
238 if (mac->beacon_enabled == 1) {
239 RT_TRACE(rtlpriv, COMP_MAC80211, DBG_LOUD,
f30d7507 240 "NL80211_IFTYPE_STATION\n");
0c817338
LF		 241 mac->beacon_enabled = 0;
242 rtlpriv->cfg->ops->update_interrupt_mask(hw, 0,
f7953b2a 243 rtlpriv->cfg->maps[RTL_IBSS_INT_MASKS]);
0c817338
LF		 244 }
245 break;
246 case NL80211_IFTYPE_ADHOC:
247 RT_TRACE(rtlpriv, COMP_MAC80211, DBG_LOUD,
f30d7507 248 "NL80211_IFTYPE_ADHOC\n");
0c817338
LF		 249
250 mac->link_state = MAC80211_LINKED;
251 rtlpriv->cfg->ops->set_bcn_reg(hw);
0baa0fd7
C		 252 if (rtlpriv->rtlhal.current_bandtype == BAND_ON_2_4G)
253 mac->basic_rates = 0xfff;
254 else
255 mac->basic_rates = 0xff0;
256 rtlpriv->cfg->ops->set_hw_reg(hw, HW_VAR_BASIC_RATE,
f7953b2a 257 (u8 *)(&mac->basic_rates));
0baa0fd7 258
0c817338 259 break;
26634c4b
LF		 260 case NL80211_IFTYPE_P2P_GO:
261 mac->p2p = P2P_ROLE_GO;
262 /*fall through*/
0c817338
LF		 263 case NL80211_IFTYPE_AP:
264 RT_TRACE(rtlpriv, COMP_MAC80211, DBG_LOUD,
f30d7507 265 "NL80211_IFTYPE_AP\n");
0baa0fd7
C		 266
267 mac->link_state = MAC80211_LINKED;
268 rtlpriv->cfg->ops->set_bcn_reg(hw);
269 if (rtlpriv->rtlhal.current_bandtype == BAND_ON_2_4G)
270 mac->basic_rates = 0xfff;
271 else
272 mac->basic_rates = 0xff0;
273 rtlpriv->cfg->ops->set_hw_reg(hw, HW_VAR_BASIC_RATE,
f7953b2a 274 (u8 *)(&mac->basic_rates));
0c817338 275 break;
26634c4b
LF		 276 case NL80211_IFTYPE_MESH_POINT:
277 RT_TRACE(rtlpriv, COMP_MAC80211, DBG_LOUD,
278 "NL80211_IFTYPE_MESH_POINT\n");
279
280 mac->link_state = MAC80211_LINKED;
281 rtlpriv->cfg->ops->set_bcn_reg(hw);
282 if (rtlpriv->rtlhal.current_bandtype == BAND_ON_2_4G)
283 mac->basic_rates = 0xfff;
284 else
285 mac->basic_rates = 0xff0;
286 rtlpriv->cfg->ops->set_hw_reg(hw, HW_VAR_BASIC_RATE,
287 (u8 *)(&mac->basic_rates));
288 break;
0c817338
LF		 289 default:
290 RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG,
f7953b2a 291 "operation mode %d is not support!\n", vif->type);
0c817338
LF		 292 err = -EOPNOTSUPP;
293 goto out;
294 }
295
26634c4b
LF		 296 if (mac->p2p) {
297 RT_TRACE(rtlpriv, COMP_MAC80211, DBG_LOUD,
298 "p2p role %x\n", vif->type);
299 mac->basic_rates = 0xff0;/*disable cck rate for p2p*/
300 rtlpriv->cfg->ops->set_hw_reg(hw, HW_VAR_BASIC_RATE,
301 (u8 *)(&mac->basic_rates));
302 }
0c817338
LF		 303 mac->vif = vif;
304 mac->opmode = vif->type;
305 rtlpriv->cfg->ops->set_network_type(hw, vif->type);
306 memcpy(mac->mac_addr, vif->addr, ETH_ALEN);
307 rtlpriv->cfg->ops->set_hw_reg(hw, HW_VAR_ETHER_ADDR, mac->mac_addr);
308
309out:
8a09d6d8 310 mutex_unlock(&rtlpriv->locks.conf_mutex);
0c817338
LF		 311 return err;
312}
313
314static void rtl_op_remove_interface(struct ieee80211_hw *hw,
315 struct ieee80211_vif *vif)
316{
317 struct rtl_priv *rtlpriv = rtl_priv(hw);
318 struct rtl_mac *mac = rtl_mac(rtl_priv(hw));
319
8a09d6d8 320 mutex_lock(&rtlpriv->locks.conf_mutex);
0c817338
LF		 321
322 /* Free beacon resources */
26634c4b
LF		 323 if ((vif->type == NL80211_IFTYPE_AP) ||
324 (vif->type == NL80211_IFTYPE_ADHOC) ||
325 (vif->type == NL80211_IFTYPE_MESH_POINT)) {
0c817338
LF		 326 if (mac->beacon_enabled == 1) {
327 mac->beacon_enabled = 0;
328 rtlpriv->cfg->ops->update_interrupt_mask(hw, 0,
f7953b2a 329 rtlpriv->cfg->maps[RTL_IBSS_INT_MASKS]);
0c817338
LF		 330 }
331 }
332
333 /*
334 *Note: We assume NL80211_IFTYPE_UNSPECIFIED as
335 *NO LINK for our hardware.
336 */
26634c4b 337 mac->p2p = 0;
0c817338
LF		 338 mac->vif = NULL;
339 mac->link_state = MAC80211_NOLINK;
d458cdf7 340 memset(mac->bssid, 0, ETH_ALEN);
0baa0fd7 341 mac->vendor = PEER_UNKNOWN;
0c817338
LF		 342 mac->opmode = NL80211_IFTYPE_UNSPECIFIED;
343 rtlpriv->cfg->ops->set_network_type(hw, mac->opmode);
f7953b2a 344
8a09d6d8 345 mutex_unlock(&rtlpriv->locks.conf_mutex);
0c817338 346}
26634c4b 347static int rtl_op_change_interface(struct ieee80211_hw *hw,
f7953b2a
LF		 348 struct ieee80211_vif *vif,
349 enum nl80211_iftype new_type, bool p2p)
26634c4b
LF		 350{
351 struct rtl_priv *rtlpriv = rtl_priv(hw);
352 int ret;
353 rtl_op_remove_interface(hw, vif);
354
355 vif->type = new_type;
356 vif->p2p = p2p;
357 ret = rtl_op_add_interface(hw, vif);
358 RT_TRACE(rtlpriv, COMP_MAC80211, DBG_LOUD,
f7953b2a 359 "p2p %x\n", p2p);
26634c4b
LF		 360 return ret;
361}
362
f7953b2a
LF		 363#ifdef CONFIG_PM
364static u16 crc16_ccitt(u8 data, u16 crc)
365{
366 u8 shift_in, data_bit, crc_bit11, crc_bit4, crc_bit15;
367 u8 i;
368 u16 result;
369
370 for (i = 0; i < 8; i++) {
371 crc_bit15 = ((crc & BIT(15)) ? 1 : 0);
372 data_bit = (data & (BIT(0) << i) ? 1 : 0);
373 shift_in = crc_bit15 ^ data_bit;
374
375 result = crc << 1;
376 if (shift_in == 0)
377 result &= (~BIT(0));
378 else
379 result |= BIT(0);
380
381 crc_bit11 = ((crc & BIT(11)) ? 1 : 0) ^ shift_in;
382 if (crc_bit11 == 0)
383 result &= (~BIT(12));
384 else
385 result |= BIT(12);
386
387 crc_bit4 = ((crc & BIT(4)) ? 1 : 0) ^ shift_in;
388 if (crc_bit4 == 0)
389 result &= (~BIT(5));
390 else
391 result |= BIT(5);
392
393 crc = result;
394 }
395
396 return crc;
397}
398
399static u16 _calculate_wol_pattern_crc(u8 *pattern, u16 len)
400{
401 u16 crc = 0xffff;
402 u32 i;
403
404 for (i = 0; i < len; i++)
405 crc = crc16_ccitt(pattern[i], crc);
406
407 crc = ~crc;
408
409 return crc;
410}
411
412static void _rtl_add_wowlan_patterns(struct ieee80211_hw *hw,
413 struct cfg80211_wowlan *wow)
414{
415 struct rtl_priv *rtlpriv = rtl_priv(hw);
416 struct rtl_mac *mac = &rtlpriv->mac80211;
417 struct cfg80211_pkt_pattern *patterns = wow->patterns;
418 struct rtl_wow_pattern rtl_pattern;
419 const u8 *pattern_os, *mask_os;
420 u8 mask[MAX_WOL_BIT_MASK_SIZE] = {0};
421 u8 content[MAX_WOL_PATTERN_SIZE] = {0};
422 u8 broadcast_addr[6] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff};
423 u8 multicast_addr1[2] = {0x33, 0x33};
424 u8 multicast_addr2[3] = {0x01, 0x00, 0x5e};
425 u8 i, mask_len;
426 u16 j, len;
427
428 for (i = 0; i < wow->n_patterns; i++) {
429 memset(&rtl_pattern, 0, sizeof(struct rtl_wow_pattern));
430 memset(mask, 0, MAX_WOL_BIT_MASK_SIZE);
431 if (patterns[i].pattern_len > MAX_WOL_PATTERN_SIZE) {
432 RT_TRACE(rtlpriv, COMP_POWER, DBG_WARNING,
433 "Pattern[%d] is too long\n", i);
434 continue;
435 }
436 pattern_os = patterns[i].pattern;
437 mask_len = DIV_ROUND_UP(patterns[i].pattern_len, 8);
438 mask_os = patterns[i].mask;
439 RT_PRINT_DATA(rtlpriv, COMP_POWER, DBG_TRACE,
440 "pattern content\n", pattern_os,
441 patterns[i].pattern_len);
442 RT_PRINT_DATA(rtlpriv, COMP_POWER, DBG_TRACE,
443 "mask content\n", mask_os, mask_len);
444 /* 1. unicast? multicast? or broadcast? */
445 if (memcmp(pattern_os, broadcast_addr, 6) == 0)
446 rtl_pattern.type = BROADCAST_PATTERN;
447 else if (memcmp(pattern_os, multicast_addr1, 2) == 0 ||
448 memcmp(pattern_os, multicast_addr2, 3) == 0)
449 rtl_pattern.type = MULTICAST_PATTERN;
450 else if (memcmp(pattern_os, mac->mac_addr, 6) == 0)
451 rtl_pattern.type = UNICAST_PATTERN;
452 else
453 rtl_pattern.type = UNKNOWN_TYPE;
454
455 /* 2. translate mask_from_os to mask_for_hw */
456
457/******************************************************************************
458 * pattern from OS uses 'ethenet frame', like this:
459
460 | 6 | 6 | 2 | 20 | Variable | 4 |
461 |--------+--------+------+-----------+------------+-----|
462 | 802.3 Mac Header | IP Header | TCP Packet | FCS |
463 | DA | SA | Type |
464
465 * BUT, packet catched by our HW is in '802.11 frame', begin from LLC,
466
467 | 24 or 30 | 6 | 2 | 20 | Variable | 4 |
468 |-------------------+--------+------+-----------+------------+-----|
469 | 802.11 MAC Header | LLC | IP Header | TCP Packet | FCS |
470 | Others | Tpye |
471
472 * Therefore, we need translate mask_from_OS to mask_to_hw.
473 * We should left-shift mask by 6 bits, then set the new bit[0~5] = 0,
474 * because new mask[0~5] means 'SA', but our HW packet begins from LLC,
475 * bit[0~5] corresponds to first 6 Bytes in LLC, they just don't match.
476 ******************************************************************************/
477
478 /* Shift 6 bits */
479 for (j = 0; j < mask_len - 1; j++) {
480 mask[j] = mask_os[j] >> 6;
481 mask[j] |= (mask_os[j + 1] & 0x3F) << 2;
482 }
483 mask[j] = (mask_os[j] >> 6) & 0x3F;
484 /* Set bit 0-5 to zero */
485 mask[0] &= 0xC0;
486
487 RT_PRINT_DATA(rtlpriv, COMP_POWER, DBG_TRACE,
488 "mask to hw\n", mask, mask_len);
489 for (j = 0; j < (MAX_WOL_BIT_MASK_SIZE + 1) / 4; j++) {
490 rtl_pattern.mask[j] = mask[j * 4];
491 rtl_pattern.mask[j] |= (mask[j * 4 + 1] << 8);
492 rtl_pattern.mask[j] |= (mask[j * 4 + 2] << 16);
493 rtl_pattern.mask[j] |= (mask[j * 4 + 3] << 24);
494 }
495
496 /* To get the wake up pattern from the mask.
497 * We do not count first 12 bits which means
498 * DA[6] and SA[6] in the pattern to match HW design.
499 */
500 len = 0;
501 for (j = 12; j < patterns[i].pattern_len; j++) {
502 if ((mask_os[j / 8] >> (j % 8)) & 0x01) {
503 content[len] = pattern_os[j];
504 len++;
505 }
506 }
507
508 RT_PRINT_DATA(rtlpriv, COMP_POWER, DBG_TRACE,
509 "pattern to hw\n", content, len);
510 /* 3. calculate crc */
511 rtl_pattern.crc = _calculate_wol_pattern_crc(content, len);
512 RT_TRACE(rtlpriv, COMP_POWER, DBG_TRACE,
513 "CRC_Remainder = 0x%x", rtl_pattern.crc);
514
515 /* 4. write crc & mask_for_hw to hw */
516 rtlpriv->cfg->ops->add_wowlan_pattern(hw, &rtl_pattern, i);
517 }
518 rtl_write_byte(rtlpriv, 0x698, wow->n_patterns);
519}
520
521static int rtl_op_suspend(struct ieee80211_hw *hw,
522 struct cfg80211_wowlan *wow)
523{
524 struct rtl_priv *rtlpriv = rtl_priv(hw);
525 struct rtl_hal *rtlhal = rtl_hal(rtlpriv);
526 struct rtl_ps_ctl *ppsc = rtl_psc(rtl_priv(hw));
527 struct timeval ts;
528
529 RT_TRACE(rtlpriv, COMP_POWER, DBG_DMESG, "\n");
530 if (WARN_ON(!wow))
531 return -EINVAL;
532
533 /* to resolve s4 can not wake up*/
534 do_gettimeofday(&ts);
535 rtlhal->last_suspend_sec = ts.tv_sec;
536
537 if ((ppsc->wo_wlan_mode & WAKE_ON_PATTERN_MATCH) && wow->n_patterns)
538 _rtl_add_wowlan_patterns(hw, wow);
539
540 rtlhal->driver_is_goingto_unload = true;
541 rtlhal->enter_pnp_sleep = true;
542
543 rtl_lps_leave(hw);
544 rtl_op_stop(hw);
545 device_set_wakeup_enable(wiphy_dev(hw->wiphy), true);
546 return 0;
547}
548
549static int rtl_op_resume(struct ieee80211_hw *hw)
550{
551 struct rtl_priv *rtlpriv = rtl_priv(hw);
552 struct rtl_hal *rtlhal = rtl_hal(rtlpriv);
553 struct rtl_mac *mac = rtl_mac(rtl_priv(hw));
554 struct timeval ts;
555
556 RT_TRACE(rtlpriv, COMP_POWER, DBG_DMESG, "\n");
557 rtlhal->driver_is_goingto_unload = false;
558 rtlhal->enter_pnp_sleep = false;
559 rtlhal->wake_from_pnp_sleep = true;
560
561 /* to resovle s4 can not wake up*/
562 do_gettimeofday(&ts);
563 if (ts.tv_sec - rtlhal->last_suspend_sec < 5)
564 return -1;
565
566 rtl_op_start(hw);
567 device_set_wakeup_enable(wiphy_dev(hw->wiphy), false);
568 ieee80211_resume_disconnect(mac->vif);
569 rtlhal->wake_from_pnp_sleep = false;
570 return 0;
571}
572#endif
573
0c817338
LF		 574static int rtl_op_config(struct ieee80211_hw *hw, u32 changed)
575{
576 struct rtl_priv *rtlpriv = rtl_priv(hw);
577 struct rtl_phy *rtlphy = &(rtlpriv->phy);
578 struct rtl_mac *mac = rtl_mac(rtl_priv(hw));
579 struct rtl_ps_ctl *ppsc = rtl_psc(rtl_priv(hw));
580 struct ieee80211_conf *conf = &hw->conf;
581
26634c4b
LF		 582 if (mac->skip_scan)
583 return 1;
584
8a09d6d8 585 mutex_lock(&rtlpriv->locks.conf_mutex);
f7953b2a 586 if (changed & IEEE80211_CONF_CHANGE_LISTEN_INTERVAL) { /* BIT(2)*/
0c817338 587 RT_TRACE(rtlpriv, COMP_MAC80211, DBG_LOUD,
f30d7507 588 "IEEE80211_CONF_CHANGE_LISTEN_INTERVAL\n");
0c817338
LF		 589 }
590
591 /*For IPS */
592 if (changed & IEEE80211_CONF_CHANGE_IDLE) {
593 if (hw->conf.flags & IEEE80211_CONF_IDLE)
594 rtl_ips_nic_off(hw);
595 else
596 rtl_ips_nic_on(hw);
597 } else {
598 /*
599 *although rfoff may not cause by ips, but we will
600 *check the reason in set_rf_power_state function
601 */
602 if (unlikely(ppsc->rfpwr_state == ERFOFF))
603 rtl_ips_nic_on(hw);
604 }
605
606 /*For LPS */
607 if (changed & IEEE80211_CONF_CHANGE_PS) {
0baa0fd7
C		 608 cancel_delayed_work(&rtlpriv->works.ps_work);
609 cancel_delayed_work(&rtlpriv->works.ps_rfon_wq);
610 if (conf->flags & IEEE80211_CONF_PS) {
611 rtlpriv->psc.sw_ps_enabled = true;
612 /* sleep here is must, or we may recv the beacon and
613 * cause mac80211 into wrong ps state, this will cause
614 * power save nullfunc send fail, and further cause
615 * pkt loss, So sleep must quickly but not immediatly
616 * because that will cause nullfunc send by mac80211
617 * fail, and cause pkt loss, we have tested that 5mA
618 * is worked very well */
3eda95de 619 if (!rtlpriv->psc.multi_buffered)
0baa0fd7 620 queue_delayed_work(rtlpriv->works.rtl_wq,
f7953b2a
LF		 621 &rtlpriv->works.ps_work,
622 MSECS(5));
0baa0fd7
C		 623 } else {
624 rtl_swlps_rf_awake(hw);
625 rtlpriv->psc.sw_ps_enabled = false;
626 }
0c817338
LF		 627 }
628
629 if (changed & IEEE80211_CONF_CHANGE_RETRY_LIMITS) {
630 RT_TRACE(rtlpriv, COMP_MAC80211, DBG_LOUD,
f30d7507
JP		 631 "IEEE80211_CONF_CHANGE_RETRY_LIMITS %x\n",
632 hw->conf.long_frame_max_tx_count);
0c817338
LF		 633 mac->retry_long = hw->conf.long_frame_max_tx_count;
634 mac->retry_short = hw->conf.long_frame_max_tx_count;
635 rtlpriv->cfg->ops->set_hw_reg(hw, HW_VAR_RETRY_LIMIT,
f7953b2a 636 (u8 *)(&hw->conf.long_frame_max_tx_count));
0c817338
LF		 637 }
638
f7953b2a
LF		 639 if (changed & IEEE80211_CONF_CHANGE_CHANNEL &&
640 !rtlpriv->proximity.proxim_on) {
675a0b04 641 struct ieee80211_channel *channel = hw->conf.chandef.chan;
f7953b2a
LF		 642 enum nl80211_chan_width width = hw->conf.chandef.width;
643 enum nl80211_channel_type channel_type = NL80211_CHAN_NO_HT;
0c817338
LF		 644 u8 wide_chan = (u8) channel->hw_value;
645
f7953b2a
LF		 646 /* channel_type is for 20&40M */
647 if (width < NL80211_CHAN_WIDTH_80)
648 channel_type =
649 cfg80211_get_chandef_type(&hw->conf.chandef);
26634c4b
LF		 650 if (mac->act_scanning)
651 mac->n_channels++;
652
653 if (rtlpriv->dm.supp_phymode_switch &&
f7953b2a
LF		 654 mac->link_state < MAC80211_LINKED &&
655 !mac->act_scanning) {
26634c4b
LF		 656 if (rtlpriv->cfg->ops->chk_switch_dmdp)
657 rtlpriv->cfg->ops->chk_switch_dmdp(hw);
658 }
659
0c817338
LF		 660 /*
661 *because we should back channel to
662 *current_network.chan in in scanning,
663 *So if set_chan == current_network.chan
664 *we should set it.
665 *because mac80211 tell us wrong bw40
666 *info for cisco1253 bw20, so we modify
667 *it here based on UPPER & LOWER
668 */
f7953b2a
LF		 669
670 if (width >= NL80211_CHAN_WIDTH_80) {
671 if (width == NL80211_CHAN_WIDTH_80) {
672 u32 center = hw->conf.chandef.center_freq1;
673 u32 primary =
674 (u32)hw->conf.chandef.chan->center_freq;
675
676 rtlphy->current_chan_bw =
677 HT_CHANNEL_WIDTH_80;
678 mac->bw_80 = true;
679 mac->bw_40 = true;
680 if (center > primary) {
681 mac->cur_80_prime_sc =
682 PRIME_CHNL_OFFSET_LOWER;
683 if (center - primary == 10) {
684 mac->cur_40_prime_sc =
685 PRIME_CHNL_OFFSET_UPPER;
686
687 wide_chan += 2;
688 } else if (center - primary == 30) {
689 mac->cur_40_prime_sc =
690 PRIME_CHNL_OFFSET_LOWER;
691
692 wide_chan += 6;
693 }
694 } else {
695 mac->cur_80_prime_sc =
696 PRIME_CHNL_OFFSET_UPPER;
697 if (primary - center == 10) {
698 mac->cur_40_prime_sc =
699 PRIME_CHNL_OFFSET_LOWER;
700
701 wide_chan -= 2;
702 } else if (primary - center == 30) {
703 mac->cur_40_prime_sc =
704 PRIME_CHNL_OFFSET_UPPER;
705
706 wide_chan -= 6;
707 }
708 }
709 }
710 } else {
711 switch (channel_type) {
712 case NL80211_CHAN_HT20:
713 case NL80211_CHAN_NO_HT:
714 /* SC */
715 mac->cur_40_prime_sc =
716 PRIME_CHNL_OFFSET_DONT_CARE;
717 rtlphy->current_chan_bw =
718 HT_CHANNEL_WIDTH_20;
719 mac->bw_40 = false;
720 mac->bw_80 = false;
721 break;
722 case NL80211_CHAN_HT40MINUS:
723 /* SC */
724 mac->cur_40_prime_sc =
725 PRIME_CHNL_OFFSET_UPPER;
726 rtlphy->current_chan_bw =
727 HT_CHANNEL_WIDTH_20_40;
728 mac->bw_40 = true;
729 mac->bw_80 = false;
730
731 /*wide channel */
732 wide_chan -= 2;
733
734 break;
735 case NL80211_CHAN_HT40PLUS:
736 /* SC */
737 mac->cur_40_prime_sc =
738 PRIME_CHNL_OFFSET_LOWER;
739 rtlphy->current_chan_bw =
740 HT_CHANNEL_WIDTH_20_40;
741 mac->bw_40 = true;
742 mac->bw_80 = false;
743
744 /*wide channel */
745 wide_chan += 2;
746
747 break;
748 default:
749 mac->bw_40 = false;
750 mac->bw_80 = false;
751 RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG,
752 "switch case not processed\n");
753 break;
754 }
0c817338
LF		 755 }
756
757 if (wide_chan <= 0)
758 wide_chan = 1;
0baa0fd7 759
f7953b2a 760 /* In scanning, when before we offchannel we may send a ps=1
26634c4b
LF		 761 * null to AP, and then we may send a ps = 0 null to AP quickly,
762 * but first null may have caused AP to put lots of packet to
763 * hw tx buffer. These packets must be tx'd before we go off
764 * channel so we must delay more time to let AP flush these
765 * packets before going offchannel, or dis-association or
766 * delete BA will be caused by AP
0baa0fd7 767 */
9c050440
MM		 768 if (rtlpriv->mac80211.offchan_delay) {
769 rtlpriv->mac80211.offchan_delay = false;
0baa0fd7
C		 770 mdelay(50);
771 }
f7953b2a 772
0c817338
LF		 773 rtlphy->current_channel = wide_chan;
774
0c817338 775 rtlpriv->cfg->ops->switch_channel(hw);
0baa0fd7 776 rtlpriv->cfg->ops->set_channel_access(hw);
f7953b2a 777 rtlpriv->cfg->ops->set_bw_mode(hw, channel_type);
0c817338
LF		 778 }
779
8a09d6d8 780 mutex_unlock(&rtlpriv->locks.conf_mutex);
0c817338
LF		 781
782 return 0;
783}
784
785static void rtl_op_configure_filter(struct ieee80211_hw *hw,
f7953b2a
LF		 786 unsigned int changed_flags,
787 unsigned int *new_flags, u64 multicast)
0c817338
LF		 788{
789 struct rtl_priv *rtlpriv = rtl_priv(hw);
790 struct rtl_mac *mac = rtl_mac(rtl_priv(hw));
791
792 *new_flags &= RTL_SUPPORTED_FILTERS;
f7953b2a 793 if (0 == changed_flags)
0c817338
LF		 794 return;
795
796 /*TODO: we disable broadcase now, so enable here */
797 if (changed_flags & FIF_ALLMULTI) {
798 if (*new_flags & FIF_ALLMULTI) {
f7953b2a 799 mac->rx_conf |= rtlpriv->cfg->maps[MAC_RCR_AM] |
0c817338
LF		 800 rtlpriv->cfg->maps[MAC_RCR_AB];
801 RT_TRACE(rtlpriv, COMP_MAC80211, DBG_LOUD,
f30d7507 802 "Enable receive multicast frame\n");
0c817338 803 } else {
f7953b2a 804 mac->rx_conf &= ~(rtlpriv->cfg->maps[MAC_RCR_AM] |
0c817338
LF		 805 rtlpriv->cfg->maps[MAC_RCR_AB]);
806 RT_TRACE(rtlpriv, COMP_MAC80211, DBG_LOUD,
f30d7507 807 "Disable receive multicast frame\n");
0c817338
LF		 808 }
809 }
810
811 if (changed_flags & FIF_FCSFAIL) {
812 if (*new_flags & FIF_FCSFAIL) {
f7953b2a 813 mac->rx_conf |= rtlpriv->cfg->maps[MAC_RCR_ACRC32];
0c817338 814 RT_TRACE(rtlpriv, COMP_MAC80211, DBG_LOUD,
f30d7507 815 "Enable receive FCS error frame\n");
0c817338 816 } else {
f7953b2a 817 mac->rx_conf &= ~rtlpriv->cfg->maps[MAC_RCR_ACRC32];
0c817338 818 RT_TRACE(rtlpriv, COMP_MAC80211, DBG_LOUD,
f30d7507 819 "Disable receive FCS error frame\n");
0c817338
LF		 820 }
821 }
822
f7953b2a
LF		 823 /* if ssid not set to hw don't check bssid
824 * here just used for linked scanning, & linked
825 * and nolink check bssid is set in set network_type
826 */
827 if ((changed_flags & FIF_BCN_PRBRESP_PROMISC) &&
828 (mac->link_state >= MAC80211_LINKED)) {
829 if (mac->opmode != NL80211_IFTYPE_AP &&
830 mac->opmode != NL80211_IFTYPE_MESH_POINT) {
831 if (*new_flags & FIF_BCN_PRBRESP_PROMISC)
832 rtlpriv->cfg->ops->set_chk_bssid(hw, false);
833 else
834 rtlpriv->cfg->ops->set_chk_bssid(hw, true);
835 }
836 }
0c817338
LF		 837
838 if (changed_flags & FIF_CONTROL) {
839 if (*new_flags & FIF_CONTROL) {
f7953b2a 840 mac->rx_conf |= rtlpriv->cfg->maps[MAC_RCR_ACF];
0c817338
LF		 841
842 RT_TRACE(rtlpriv, COMP_MAC80211, DBG_LOUD,
f7953b2a 843 "Enable receive control frame.\n");
0c817338 844 } else {
f7953b2a 845 mac->rx_conf &= ~rtlpriv->cfg->maps[MAC_RCR_ACF];
0c817338 846 RT_TRACE(rtlpriv, COMP_MAC80211, DBG_LOUD,
f7953b2a 847 "Disable receive control frame.\n");
0c817338
LF		 848 }
849 }
850
851 if (changed_flags & FIF_OTHER_BSS) {
852 if (*new_flags & FIF_OTHER_BSS) {
f7953b2a 853 mac->rx_conf |= rtlpriv->cfg->maps[MAC_RCR_AAP];
0c817338 854 RT_TRACE(rtlpriv, COMP_MAC80211, DBG_LOUD,
f7953b2a 855 "Enable receive other BSS's frame.\n");
0c817338 856 } else {
f7953b2a 857 mac->rx_conf &= ~rtlpriv->cfg->maps[MAC_RCR_AAP];
0c817338 858 RT_TRACE(rtlpriv, COMP_MAC80211, DBG_LOUD,
f7953b2a 859 "Disable receive other BSS's frame.\n");
0c817338
LF		 860 }
861 }
0c817338 862}
0baa0fd7
C		 863static int rtl_op_sta_add(struct ieee80211_hw *hw,
864 struct ieee80211_vif *vif,
865 struct ieee80211_sta *sta)
866{
867 struct rtl_priv *rtlpriv = rtl_priv(hw);
868 struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw));
26634c4b 869 struct rtl_mac *mac = rtl_mac(rtl_priv(hw));
0baa0fd7
C		 870 struct rtl_sta_info *sta_entry;
871
872 if (sta) {
f7953b2a 873 sta_entry = (struct rtl_sta_info *)sta->drv_priv;
26634c4b
LF		 874 spin_lock_bh(&rtlpriv->locks.entry_list_lock);
875 list_add_tail(&sta_entry->list, &rtlpriv->entry_list);
876 spin_unlock_bh(&rtlpriv->locks.entry_list_lock);
0baa0fd7
C		 877 if (rtlhal->current_bandtype == BAND_ON_2_4G) {
878 sta_entry->wireless_mode = WIRELESS_MODE_G;
879 if (sta->supp_rates[0] <= 0xf)
880 sta_entry->wireless_mode = WIRELESS_MODE_B;
f7953b2a 881 if (sta->ht_cap.ht_supported)
0baa0fd7 882 sta_entry->wireless_mode = WIRELESS_MODE_N_24G;
26634c4b
LF		 883
884 if (vif->type == NL80211_IFTYPE_ADHOC)
885 sta_entry->wireless_mode = WIRELESS_MODE_G;
0baa0fd7
C		 886 } else if (rtlhal->current_bandtype == BAND_ON_5G) {
887 sta_entry->wireless_mode = WIRELESS_MODE_A;
f7953b2a
LF		 888 if (sta->ht_cap.ht_supported)
889 sta_entry->wireless_mode = WIRELESS_MODE_N_5G;
890 if (sta->vht_cap.vht_supported)
891 sta_entry->wireless_mode = WIRELESS_MODE_AC_5G;
0baa0fd7 892
26634c4b
LF		 893 if (vif->type == NL80211_IFTYPE_ADHOC)
894 sta_entry->wireless_mode = WIRELESS_MODE_A;
895 }
896 /*disable cck rate for p2p*/
897 if (mac->p2p)
898 sta->supp_rates[0] &= 0xfffffff0;
0c817338 899
26634c4b 900 memcpy(sta_entry->mac_addr, sta->addr, ETH_ALEN);
0baa0fd7 901 RT_TRACE(rtlpriv, COMP_MAC80211, DBG_DMESG,
f7953b2a 902 "Add sta addr is %pM\n", sta->addr);
0baa0fd7
C		 903 rtlpriv->cfg->ops->update_rate_tbl(hw, sta, 0);
904 }
f7953b2a 905
0baa0fd7
C		 906 return 0;
907}
26634c4b 908
0baa0fd7
C		 909static int rtl_op_sta_remove(struct ieee80211_hw *hw,
910 struct ieee80211_vif *vif,
911 struct ieee80211_sta *sta)
912{
913 struct rtl_priv *rtlpriv = rtl_priv(hw);
914 struct rtl_sta_info *sta_entry;
915 if (sta) {
916 RT_TRACE(rtlpriv, COMP_MAC80211, DBG_DMESG,
f30d7507 917 "Remove sta addr is %pM\n", sta->addr);
f7953b2a 918 sta_entry = (struct rtl_sta_info *)sta->drv_priv;
0baa0fd7
C		 919 sta_entry->wireless_mode = 0;
920 sta_entry->ratr_index = 0;
26634c4b
LF		 921 spin_lock_bh(&rtlpriv->locks.entry_list_lock);
922 list_del(&sta_entry->list);
923 spin_unlock_bh(&rtlpriv->locks.entry_list_lock);
0baa0fd7
C		 924 }
925 return 0;
926}
0c817338
LF		 927static int _rtl_get_hal_qnum(u16 queue)
928{
929 int qnum;
930
931 switch (queue) {
932 case 0:
933 qnum = AC3_VO;
934 break;
935 case 1:
936 qnum = AC2_VI;
937 break;
938 case 2:
939 qnum = AC0_BE;
940 break;
941 case 3:
942 qnum = AC1_BK;
943 break;
944 default:
945 qnum = AC0_BE;
946 break;
947 }
948 return qnum;
949}
950
951/*
26634c4b
LF		 952 *for mac80211 VO = 0, VI = 1, BE = 2, BK = 3
953 *for rtl819x BE = 0, BK = 1, VI = 2, VO = 3
0c817338 954 */
8a3a3c85 955static int rtl_op_conf_tx(struct ieee80211_hw *hw,
f7953b2a
LF		 956 struct ieee80211_vif *vif, u16 queue,
957 const struct ieee80211_tx_queue_params *param)
0c817338
LF		 958{
959 struct rtl_priv *rtlpriv = rtl_priv(hw);
960 struct rtl_mac *mac = rtl_mac(rtl_priv(hw));
961 int aci;
962
963 if (queue >= AC_MAX) {
964 RT_TRACE(rtlpriv, COMP_ERR, DBG_WARNING,
f30d7507 965 "queue number %d is incorrect!\n", queue);
0c817338
LF		 966 return -EINVAL;
967 }
968
969 aci = _rtl_get_hal_qnum(queue);
970 mac->ac[aci].aifs = param->aifs;
17c9ac62
LF		 971 mac->ac[aci].cw_min = cpu_to_le16(param->cw_min);
972 mac->ac[aci].cw_max = cpu_to_le16(param->cw_max);
973 mac->ac[aci].tx_op = cpu_to_le16(param->txop);
0c817338
LF		 974 memcpy(&mac->edca_param[aci], param, sizeof(*param));
975 rtlpriv->cfg->ops->set_qos(hw, aci);
976 return 0;
977}
978
979static void rtl_op_bss_info_changed(struct ieee80211_hw *hw,
f7953b2a
LF		 980 struct ieee80211_vif *vif,
981 struct ieee80211_bss_conf *bss_conf,
982 u32 changed)
0c817338
LF		 983{
984 struct rtl_priv *rtlpriv = rtl_priv(hw);
0baa0fd7 985 struct rtl_hal *rtlhal = rtl_hal(rtlpriv);
0c817338
LF		 986 struct rtl_mac *mac = rtl_mac(rtl_priv(hw));
987 struct rtl_ps_ctl *ppsc = rtl_psc(rtl_priv(hw));
988
8a09d6d8 989 mutex_lock(&rtlpriv->locks.conf_mutex);
0c817338
LF		 990 if ((vif->type == NL80211_IFTYPE_ADHOC) ||
991 (vif->type == NL80211_IFTYPE_AP) ||
992 (vif->type == NL80211_IFTYPE_MESH_POINT)) {
0c817338
LF		 993 if ((changed & BSS_CHANGED_BEACON) ||
994 (changed & BSS_CHANGED_BEACON_ENABLED &&
995 bss_conf->enable_beacon)) {
0c817338
LF		 996 if (mac->beacon_enabled == 0) {
997 RT_TRACE(rtlpriv, COMP_MAC80211, DBG_DMESG,
f30d7507 998 "BSS_CHANGED_BEACON_ENABLED\n");
0c817338
LF		 999
1000 /*start hw beacon interrupt. */
1001 /*rtlpriv->cfg->ops->set_bcn_reg(hw); */
1002 mac->beacon_enabled = 1;
1003 rtlpriv->cfg->ops->update_interrupt_mask(hw,
1004 rtlpriv->cfg->maps
f7953b2a 1005 [RTL_IBSS_INT_MASKS], 0);
0baa0fd7
C		 1006
1007 if (rtlpriv->cfg->ops->linked_set_reg)
1008 rtlpriv->cfg->ops->linked_set_reg(hw);
0c817338 1009 }
0baa0fd7
C		 1010 }
1011 if ((changed & BSS_CHANGED_BEACON_ENABLED &&
f7953b2a 1012 !bss_conf->enable_beacon)) {
0c817338
LF		 1013 if (mac->beacon_enabled == 1) {
1014 RT_TRACE(rtlpriv, COMP_MAC80211, DBG_DMESG,
f30d7507 1015 "ADHOC DISABLE BEACON\n");
0c817338
LF		 1016
1017 mac->beacon_enabled = 0;
1018 rtlpriv->cfg->ops->update_interrupt_mask(hw, 0,
1019 rtlpriv->cfg->maps
1020 [RTL_IBSS_INT_MASKS]);
1021 }
1022 }
0c817338
LF		 1023 if (changed & BSS_CHANGED_BEACON_INT) {
1024 RT_TRACE(rtlpriv, COMP_BEACON, DBG_TRACE,
f30d7507 1025 "BSS_CHANGED_BEACON_INT\n");
0c817338
LF		 1026 mac->beacon_interval = bss_conf->beacon_int;
1027 rtlpriv->cfg->ops->set_bcn_intv(hw);
1028 }
1029 }
1030
1031 /*TODO: reference to enum ieee80211_bss_change */
1032 if (changed & BSS_CHANGED_ASSOC) {
f7953b2a 1033 u8 mstatus;
0c817338 1034 if (bss_conf->assoc) {
26634c4b 1035 struct ieee80211_sta *sta = NULL;
f7953b2a
LF		 1036 u8 keep_alive = 10;
1037
1038 mstatus = RT_MEDIA_CONNECT;
0baa0fd7
C		 1039 /* we should reset all sec info & cam
1040 * before set cam after linked, we should not
1041 * reset in disassoc, that will cause tkip->wep
1042 * fail because some flag will be wrong */
1043 /* reset sec info */
1044 rtl_cam_reset_sec_info(hw);
1045 /* reset cam to fix wep fail issue
1046 * when change from wpa to wep */
1047 rtl_cam_reset_all_entry(hw);
1048
0c817338
LF		 1049 mac->link_state = MAC80211_LINKED;
1050 mac->cnt_after_linked = 0;
1051 mac->assoc_id = bss_conf->aid;
d458cdf7 1052 memcpy(mac->bssid, bss_conf->bssid, ETH_ALEN);
0c817338 1053
0baa0fd7
C		 1054 if (rtlpriv->cfg->ops->linked_set_reg)
1055 rtlpriv->cfg->ops->linked_set_reg(hw);
f7953b2a 1056
26634c4b
LF		 1057 rcu_read_lock();
1058 sta = ieee80211_find_sta(vif, (u8 *)bss_conf->bssid);
2cddad3c 1059 if (!sta) {
2cddad3c
LF		 1060 rcu_read_unlock();
1061 goto out;
1062 }
26634c4b
LF		 1063 RT_TRACE(rtlpriv, COMP_EASY_CONCURRENT, DBG_LOUD,
1064 "send PS STATIC frame\n");
1065 if (rtlpriv->dm.supp_phymode_switch) {
1066 if (sta->ht_cap.ht_supported)
1067 rtl_send_smps_action(hw, sta,
f7953b2a 1068 IEEE80211_SMPS_STATIC);
26634c4b 1069 }
f7953b2a
LF		 1070
1071 if (rtlhal->current_bandtype == BAND_ON_5G) {
1072 mac->mode = WIRELESS_MODE_A;
1073 } else {
1074 if (sta->supp_rates[0] <= 0xf)
1075 mac->mode = WIRELESS_MODE_B;
1076 else
1077 mac->mode = WIRELESS_MODE_G;
1078 }
1079
1080 if (sta->ht_cap.ht_supported) {
1081 if (rtlhal->current_bandtype == BAND_ON_2_4G)
1082 mac->mode = WIRELESS_MODE_N_24G;
1083 else
1084 mac->mode = WIRELESS_MODE_N_5G;
1085 }
1086
1087 if (sta->vht_cap.vht_supported) {
1088 if (rtlhal->current_bandtype == BAND_ON_5G)
1089 mac->mode = WIRELESS_MODE_AC_5G;
1090 else
1091 mac->mode = WIRELESS_MODE_AC_24G;
1092 }
1093
1094 if (vif->type == NL80211_IFTYPE_STATION && sta)
1095 rtlpriv->cfg->ops->update_rate_tbl(hw, sta, 0);
26634c4b
LF		 1096 rcu_read_unlock();
1097
f7953b2a
LF		 1098 /* to avoid AP Disassociation caused by inactivity */
1099 rtlpriv->cfg->ops->set_hw_reg(hw,
1100 HW_VAR_KEEP_ALIVE,
1101 (u8 *)(&keep_alive));
1102
0c817338 1103 RT_TRACE(rtlpriv, COMP_MAC80211, DBG_DMESG,
f30d7507 1104 "BSS_CHANGED_ASSOC\n");
0c817338 1105 } else {
f7953b2a
LF		 1106 mstatus = RT_MEDIA_DISCONNECT;
1107
a269913c
LF		 1108 if (mac->link_state == MAC80211_LINKED) {
1109 rtlpriv->enter_ps = false;
1110 schedule_work(&rtlpriv->works.lps_change_work);
1111 }
26634c4b
LF		 1112 if (ppsc->p2p_ps_info.p2p_ps_mode > P2P_PS_NONE)
1113 rtl_p2p_ps_cmd(hw, P2P_PS_DISABLE);
0c817338 1114 mac->link_state = MAC80211_NOLINK;
d458cdf7 1115 memset(mac->bssid, 0, ETH_ALEN);
0baa0fd7 1116 mac->vendor = PEER_UNKNOWN;
f7953b2a 1117 mac->mode = 0;
0c817338 1118
26634c4b
LF		 1119 if (rtlpriv->dm.supp_phymode_switch) {
1120 if (rtlpriv->cfg->ops->chk_switch_dmdp)
1121 rtlpriv->cfg->ops->chk_switch_dmdp(hw);
1122 }
0c817338 1123 RT_TRACE(rtlpriv, COMP_MAC80211, DBG_DMESG,
f30d7507 1124 "BSS_CHANGED_UN_ASSOC\n");
0c817338 1125 }
f7953b2a
LF		 1126 rtlpriv->cfg->ops->set_network_type(hw, vif->type);
1127 /* For FW LPS:
1128 * To tell firmware we have connected or disconnected
1129 */
1130 rtlpriv->cfg->ops->set_hw_reg(hw,
1131 HW_VAR_H2C_FW_JOINBSSRPT,
1132 (u8 *)(&mstatus));
1133 ppsc->report_linked = (mstatus == RT_MEDIA_CONNECT) ?
1134 true : false;
1135
1136 if (rtlpriv->cfg->ops->get_btc_status())
1137 rtlpriv->btcoexist.btc_ops->btc_mediastatus_notify(
1138 rtlpriv, mstatus);
0c817338
LF		 1139 }
1140
1141 if (changed & BSS_CHANGED_ERP_CTS_PROT) {
1142 RT_TRACE(rtlpriv, COMP_MAC80211, DBG_TRACE,
f30d7507 1143 "BSS_CHANGED_ERP_CTS_PROT\n");
0c817338
LF		 1144 mac->use_cts_protect = bss_conf->use_cts_prot;
1145 }
1146
1147 if (changed & BSS_CHANGED_ERP_PREAMBLE) {
1148 RT_TRACE(rtlpriv, COMP_MAC80211, DBG_LOUD,
f30d7507 1149 "BSS_CHANGED_ERP_PREAMBLE use short preamble:%x\n",
f7953b2a 1150 bss_conf->use_short_preamble);
0c817338
LF		 1151
1152 mac->short_preamble = bss_conf->use_short_preamble;
1153 rtlpriv->cfg->ops->set_hw_reg(hw, HW_VAR_ACK_PREAMBLE,
f7953b2a 1154 (u8 *)(&mac->short_preamble));
0c817338
LF		 1155 }
1156
1157 if (changed & BSS_CHANGED_ERP_SLOT) {
1158 RT_TRACE(rtlpriv, COMP_MAC80211, DBG_TRACE,
f30d7507 1159 "BSS_CHANGED_ERP_SLOT\n");
0c817338
LF		 1160
1161 if (bss_conf->use_short_slot)
1162 mac->slot_time = RTL_SLOT_TIME_9;
1163 else
1164 mac->slot_time = RTL_SLOT_TIME_20;
1165
1166 rtlpriv->cfg->ops->set_hw_reg(hw, HW_VAR_SLOT_TIME,
f7953b2a 1167 (u8 *)(&mac->slot_time));
0c817338
LF		 1168 }
1169
1170 if (changed & BSS_CHANGED_HT) {
f7953b2a
LF		 1171 struct ieee80211_sta *sta = NULL;
1172
1173 RT_TRACE(rtlpriv, COMP_MAC80211, DBG_TRACE,
1174 "BSS_CHANGED_HT\n");
1175
701c2be0 1176 rcu_read_lock();
f7953b2a 1177 sta = ieee80211_find_sta(vif, (u8 *)bss_conf->bssid);
0c817338
LF		 1178 if (sta) {
1179 if (sta->ht_cap.ampdu_density >
1180 mac->current_ampdu_density)
1181 mac->current_ampdu_density =
1182 sta->ht_cap.ampdu_density;
1183 if (sta->ht_cap.ampdu_factor <
1184 mac->current_ampdu_factor)
1185 mac->current_ampdu_factor =
1186 sta->ht_cap.ampdu_factor;
1187 }
701c2be0 1188 rcu_read_unlock();
0c817338
LF		 1189
1190 rtlpriv->cfg->ops->set_hw_reg(hw, HW_VAR_SHORTGI_DENSITY,
f7953b2a 1191 (u8 *)(&mac->max_mss_density));
0c817338
LF		 1192 rtlpriv->cfg->ops->set_hw_reg(hw, HW_VAR_AMPDU_FACTOR,
1193 &mac->current_ampdu_factor);
1194 rtlpriv->cfg->ops->set_hw_reg(hw, HW_VAR_AMPDU_MIN_SPACE,
1195 &mac->current_ampdu_density);
1196 }
1197
1198 if (changed & BSS_CHANGED_BSSID) {
0c817338 1199 u32 basic_rates;
f7953b2a 1200 struct ieee80211_sta *sta = NULL;
0c817338
LF		 1201
1202 rtlpriv->cfg->ops->set_hw_reg(hw, HW_VAR_BSSID,
f7953b2a 1203 (u8 *)bss_conf->bssid);
0c817338 1204
f7953b2a
LF		 1205 RT_TRACE(rtlpriv, COMP_MAC80211, DBG_DMESG,
1206 "bssid: %pM\n", bss_conf->bssid);
0c817338 1207
0baa0fd7 1208 mac->vendor = PEER_UNKNOWN;
d458cdf7 1209 memcpy(mac->bssid, bss_conf->bssid, ETH_ALEN);
0c817338 1210
701c2be0 1211 rcu_read_lock();
f7953b2a 1212 sta = ieee80211_find_sta(vif, (u8 *)bss_conf->bssid);
0baa0fd7
C		 1213 if (!sta) {
1214 rcu_read_unlock();
1215 goto out;
1216 }
0c817338 1217
0baa0fd7
C		 1218 if (rtlhal->current_bandtype == BAND_ON_5G) {
1219 mac->mode = WIRELESS_MODE_A;
1220 } else {
1221 if (sta->supp_rates[0] <= 0xf)
1222 mac->mode = WIRELESS_MODE_B;
1223 else
1224 mac->mode = WIRELESS_MODE_G;
1225 }
1226
1227 if (sta->ht_cap.ht_supported) {
1228 if (rtlhal->current_bandtype == BAND_ON_2_4G)
0c817338 1229 mac->mode = WIRELESS_MODE_N_24G;
0baa0fd7
C		 1230 else
1231 mac->mode = WIRELESS_MODE_N_5G;
1232 }
0c817338 1233
f7953b2a
LF		 1234 if (sta->vht_cap.vht_supported) {
1235 if (rtlhal->current_bandtype == BAND_ON_5G)
1236 mac->mode = WIRELESS_MODE_AC_5G;
1237 else
1238 mac->mode = WIRELESS_MODE_AC_24G;
1239 }
1240
0baa0fd7
C		 1241 /* just station need it, because ibss & ap mode will
1242 * set in sta_add, and will be NULL here */
f7953b2a 1243 if (vif->type == NL80211_IFTYPE_STATION) {
0baa0fd7 1244 struct rtl_sta_info *sta_entry;
f7953b2a 1245 sta_entry = (struct rtl_sta_info *)sta->drv_priv;
0baa0fd7
C		 1246 sta_entry->wireless_mode = mac->mode;
1247 }
1248
1249 if (sta->ht_cap.ht_supported) {
1250 mac->ht_enable = true;
1251
1252 /*
1253 * for cisco 1252 bw20 it's wrong
1254 * if (ht_cap & IEEE80211_HT_CAP_SUP_WIDTH_20_40) {
1255 * mac->bw_40 = true;
1256 * }
1257 * */
0c817338
LF		 1258 }
1259
f7953b2a
LF		 1260 if (sta->vht_cap.vht_supported)
1261 mac->vht_enable = true;
1262
0c817338 1263 if (changed & BSS_CHANGED_BASIC_RATES) {
26634c4b 1264 /* for 5G must << RATE_6M_INDEX = 4,
0baa0fd7
C		 1265 * because 5G have no cck rate*/
1266 if (rtlhal->current_bandtype == BAND_ON_5G)
1267 basic_rates = sta->supp_rates[1] << 4;
0c817338 1268 else
0baa0fd7 1269 basic_rates = sta->supp_rates[0];
0c817338
LF		 1270
1271 mac->basic_rates = basic_rates;
1272 rtlpriv->cfg->ops->set_hw_reg(hw, HW_VAR_BASIC_RATE,
2cddad3c 1273 (u8 *)(&basic_rates));
0c817338 1274 }
0baa0fd7 1275 rcu_read_unlock();
0c817338 1276 }
0c817338 1277out:
8a09d6d8 1278 mutex_unlock(&rtlpriv->locks.conf_mutex);
0c817338
LF		 1279}
1280
37a41b4a 1281static u64 rtl_op_get_tsf(struct ieee80211_hw *hw, struct ieee80211_vif *vif)
0c817338
LF		 1282{
1283 struct rtl_priv *rtlpriv = rtl_priv(hw);
1284 u64 tsf;
1285
f7953b2a 1286 rtlpriv->cfg->ops->get_hw_reg(hw, HW_VAR_CORRECT_TSF, (u8 *)(&tsf));
0c817338
LF		 1287 return tsf;
1288}
1289
f7953b2a
LF		 1290static void rtl_op_set_tsf(struct ieee80211_hw *hw,
1291 struct ieee80211_vif *vif, u64 tsf)
0c817338
LF		 1292{
1293 struct rtl_priv *rtlpriv = rtl_priv(hw);
1294 struct rtl_mac *mac = rtl_mac(rtl_priv(hw));
6eab04a8 1295 u8 bibss = (mac->opmode == NL80211_IFTYPE_ADHOC) ? 1 : 0;
0c817338
LF		 1296
1297 mac->tsf = tsf;
f7953b2a 1298 rtlpriv->cfg->ops->set_hw_reg(hw, HW_VAR_CORRECT_TSF, (u8 *)(&bibss));
0c817338
LF		 1299}
1300
f7953b2a 1301static void rtl_op_reset_tsf(struct ieee80211_hw *hw, struct ieee80211_vif *vif)
0c817338
LF		 1302{
1303 struct rtl_priv *rtlpriv = rtl_priv(hw);
1304 u8 tmp = 0;
1305
f7953b2a 1306 rtlpriv->cfg->ops->set_hw_reg(hw, HW_VAR_DUAL_TSF_RST, (u8 *)(&tmp));
0c817338
LF		 1307}
1308
1309static void rtl_op_sta_notify(struct ieee80211_hw *hw,
1310 struct ieee80211_vif *vif,
1311 enum sta_notify_cmd cmd,
1312 struct ieee80211_sta *sta)
1313{
1314 switch (cmd) {
1315 case STA_NOTIFY_SLEEP:
1316 break;
1317 case STA_NOTIFY_AWAKE:
1318 break;
1319 default:
1320 break;
1321 }
1322}
1323
1324static int rtl_op_ampdu_action(struct ieee80211_hw *hw,
1325 struct ieee80211_vif *vif,
1326 enum ieee80211_ampdu_mlme_action action,
0b01f030
JB		 1327 struct ieee80211_sta *sta, u16 tid, u16 *ssn,
1328 u8 buf_size)
0c817338
LF		 1329{
1330 struct rtl_priv *rtlpriv = rtl_priv(hw);
1331
1332 switch (action) {
1333 case IEEE80211_AMPDU_TX_START:
1334 RT_TRACE(rtlpriv, COMP_MAC80211, DBG_TRACE,
f30d7507 1335 "IEEE80211_AMPDU_TX_START: TID:%d\n", tid);
f7953b2a 1336 return rtl_tx_agg_start(hw, vif, sta, tid, ssn);
18b559d5
JB		 1337 case IEEE80211_AMPDU_TX_STOP_CONT:
1338 case IEEE80211_AMPDU_TX_STOP_FLUSH:
1339 case IEEE80211_AMPDU_TX_STOP_FLUSH_CONT:
0c817338 1340 RT_TRACE(rtlpriv, COMP_MAC80211, DBG_TRACE,
f30d7507 1341 "IEEE80211_AMPDU_TX_STOP: TID:%d\n", tid);
f7953b2a 1342 return rtl_tx_agg_stop(hw, vif, sta, tid);
0c817338
LF		 1343 case IEEE80211_AMPDU_TX_OPERATIONAL:
1344 RT_TRACE(rtlpriv, COMP_MAC80211, DBG_TRACE,
f30d7507 1345 "IEEE80211_AMPDU_TX_OPERATIONAL:TID:%d\n", tid);
0baa0fd7 1346 rtl_tx_agg_oper(hw, sta, tid);
0c817338
LF		 1347 break;
1348 case IEEE80211_AMPDU_RX_START:
1349 RT_TRACE(rtlpriv, COMP_MAC80211, DBG_TRACE,
f30d7507 1350 "IEEE80211_AMPDU_RX_START:TID:%d\n", tid);
26634c4b 1351 return rtl_rx_agg_start(hw, sta, tid);
0c817338
LF		 1352 case IEEE80211_AMPDU_RX_STOP:
1353 RT_TRACE(rtlpriv, COMP_MAC80211, DBG_TRACE,
f30d7507 1354 "IEEE80211_AMPDU_RX_STOP:TID:%d\n", tid);
26634c4b 1355 return rtl_rx_agg_stop(hw, sta, tid);
0c817338
LF		 1356 default:
1357 RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG,
f30d7507 1358 "IEEE80211_AMPDU_ERR!!!!:\n");
0c817338
LF		 1359 return -EOPNOTSUPP;
1360 }
1361 return 0;
1362}
1363
1364static void rtl_op_sw_scan_start(struct ieee80211_hw *hw)
1365{
1366 struct rtl_priv *rtlpriv = rtl_priv(hw);
1367 struct rtl_mac *mac = rtl_mac(rtl_priv(hw));
1368
f30d7507 1369 RT_TRACE(rtlpriv, COMP_MAC80211, DBG_LOUD, "\n");
26634c4b
LF		 1370 mac->act_scanning = true;
1371 if (rtlpriv->link_info.higher_busytraffic) {
1372 mac->skip_scan = true;
1373 return;
1374 }
0c817338 1375
f7953b2a
LF		 1376 if (rtlpriv->cfg->ops->get_btc_status())
1377 rtlpriv->btcoexist.btc_ops->btc_scan_notify(rtlpriv, 1);
1378
26634c4b
LF		 1379 if (rtlpriv->dm.supp_phymode_switch) {
1380 if (rtlpriv->cfg->ops->chk_switch_dmdp)
1381 rtlpriv->cfg->ops->chk_switch_dmdp(hw);
1382 }
f7953b2a 1383
0c817338 1384 if (mac->link_state == MAC80211_LINKED) {
a269913c
LF		 1385 rtlpriv->enter_ps = false;
1386 schedule_work(&rtlpriv->works.lps_change_work);
0c817338 1387 mac->link_state = MAC80211_LINKED_SCANNING;
0baa0fd7 1388 } else {
0c817338 1389 rtl_ips_nic_on(hw);
0baa0fd7
C		 1390 }
1391
f7953b2a 1392 /* Dul mac */
0baa0fd7 1393 rtlpriv->rtlhal.load_imrandiqk_setting_for2g = false;
0c817338
LF		 1394
1395 rtlpriv->cfg->ops->led_control(hw, LED_CTL_SITE_SURVEY);
f7953b2a 1396 rtlpriv->cfg->ops->scan_operation_backup(hw, SCAN_OPT_BACKUP_BAND0);
0c817338
LF		 1397}
1398
1399static void rtl_op_sw_scan_complete(struct ieee80211_hw *hw)
1400{
1401 struct rtl_priv *rtlpriv = rtl_priv(hw);
1402 struct rtl_mac *mac = rtl_mac(rtl_priv(hw));
1403
f30d7507 1404 RT_TRACE(rtlpriv, COMP_MAC80211, DBG_LOUD, "\n");
0c817338 1405 mac->act_scanning = false;
26634c4b
LF		 1406 mac->skip_scan = false;
1407 if (rtlpriv->link_info.higher_busytraffic)
1408 return;
1409
f7953b2a 1410 /* p2p will use 1/6/11 to scan */
26634c4b
LF		 1411 if (mac->n_channels == 3)
1412 mac->p2p_in_use = true;
1413 else
1414 mac->p2p_in_use = false;
1415 mac->n_channels = 0;
f7953b2a 1416 /* Dul mac */
0baa0fd7
C		 1417 rtlpriv->rtlhal.load_imrandiqk_setting_for2g = false;
1418
0c817338
LF		 1419 if (mac->link_state == MAC80211_LINKED_SCANNING) {
1420 mac->link_state = MAC80211_LINKED;
0baa0fd7
C		 1421 if (mac->opmode == NL80211_IFTYPE_STATION) {
1422 /* fix fwlps issue */
1423 rtlpriv->cfg->ops->set_network_type(hw, mac->opmode);
1424 }
0c817338
LF		 1425 }
1426
0baa0fd7 1427 rtlpriv->cfg->ops->scan_operation_backup(hw, SCAN_OPT_RESTORE);
f7953b2a
LF		 1428 if (rtlpriv->cfg->ops->get_btc_status())
1429 rtlpriv->btcoexist.btc_ops->btc_scan_notify(rtlpriv, 0);
0c817338
LF		 1430}
1431
1432static int rtl_op_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd,
1433 struct ieee80211_vif *vif, struct ieee80211_sta *sta,
1434 struct ieee80211_key_conf *key)
1435{
1436 struct rtl_priv *rtlpriv = rtl_priv(hw);
0c817338
LF		 1437 u8 key_type = NO_ENCRYPTION;
1438 u8 key_idx;
1439 bool group_key = false;
1440 bool wep_only = false;
1441 int err = 0;
1442 u8 mac_addr[ETH_ALEN];
1443 u8 bcast_addr[ETH_ALEN] = { 0xff, 0xff, 0xff, 0xff, 0xff, 0xff };
0c817338
LF		 1444
1445 if (rtlpriv->cfg->mod_params->sw_crypto || rtlpriv->sec.use_sw_sec) {
1446 RT_TRACE(rtlpriv, COMP_ERR, DBG_WARNING,
f30d7507 1447 "not open hw encryption\n");
0c817338
LF		 1448 return -ENOSPC; /*User disabled HW-crypto */
1449 }
26634c4b
LF		 1450 /* To support IBSS, use sw-crypto for GTK */
1451 if (((vif->type == NL80211_IFTYPE_ADHOC) ||
f7953b2a
LF		 1452 (vif->type == NL80211_IFTYPE_MESH_POINT)) &&
1453 !(key->flags & IEEE80211_KEY_FLAG_PAIRWISE))
26634c4b 1454 return -ENOSPC;
0c817338 1455 RT_TRACE(rtlpriv, COMP_SEC, DBG_DMESG,
f30d7507 1456 "%s hardware based encryption for keyidx: %d, mac: %pM\n",
f7953b2a
LF		 1457 cmd == SET_KEY ? "Using" : "Disabling", key->keyidx,
1458 sta ? sta->addr : bcast_addr);
0c817338
LF		 1459 rtlpriv->sec.being_setkey = true;
1460 rtl_ips_nic_on(hw);
8a09d6d8 1461 mutex_lock(&rtlpriv->locks.conf_mutex);
0c817338 1462 /* <1> get encryption alg */
0baa0fd7 1463
0c817338
LF		 1464 switch (key->cipher) {
1465 case WLAN_CIPHER_SUITE_WEP40:
1466 key_type = WEP40_ENCRYPTION;
f30d7507 1467 RT_TRACE(rtlpriv, COMP_SEC, DBG_DMESG, "alg:WEP40\n");
0c817338
LF		 1468 break;
1469 case WLAN_CIPHER_SUITE_WEP104:
f30d7507 1470 RT_TRACE(rtlpriv, COMP_SEC, DBG_DMESG, "alg:WEP104\n");
0c817338 1471 key_type = WEP104_ENCRYPTION;
0c817338
LF		 1472 break;
1473 case WLAN_CIPHER_SUITE_TKIP:
1474 key_type = TKIP_ENCRYPTION;
f30d7507 1475 RT_TRACE(rtlpriv, COMP_SEC, DBG_DMESG, "alg:TKIP\n");
0c817338
LF		 1476 break;
1477 case WLAN_CIPHER_SUITE_CCMP:
1478 key_type = AESCCMP_ENCRYPTION;
f30d7507 1479 RT_TRACE(rtlpriv, COMP_SEC, DBG_DMESG, "alg:CCMP\n");
0c817338 1480 break;
26634c4b 1481 case WLAN_CIPHER_SUITE_AES_CMAC:
f7953b2a
LF		 1482 /* HW don't support CMAC encryption,
1483 * use software CMAC encryption
1484 */
26634c4b
LF		 1485 key_type = AESCMAC_ENCRYPTION;
1486 RT_TRACE(rtlpriv, COMP_SEC, DBG_DMESG, "alg:CMAC\n");
1487 RT_TRACE(rtlpriv, COMP_SEC, DBG_DMESG,
f7953b2a 1488 "HW don't support CMAC encrypiton, use software CMAC encrypiton\n");
26634c4b
LF		 1489 err = -EOPNOTSUPP;
1490 goto out_unlock;
0c817338 1491 default:
f7953b2a
LF		 1492 RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG,
1493 "alg_err:%x!!!!:\n", key->cipher);
0c817338
LF		 1494 goto out_unlock;
1495 }
0baa0fd7 1496 if (key_type == WEP40_ENCRYPTION ||
f7953b2a
LF		 1497 key_type == WEP104_ENCRYPTION ||
1498 vif->type == NL80211_IFTYPE_ADHOC)
0baa0fd7
C		 1499 rtlpriv->sec.use_defaultkey = true;
1500
0c817338
LF		 1501 /* <2> get key_idx */
1502 key_idx = (u8) (key->keyidx);
1503 if (key_idx > 3)
1504 goto out_unlock;
1505 /* <3> if pairwise key enable_hw_sec */
1506 group_key = !(key->flags & IEEE80211_KEY_FLAG_PAIRWISE);
0baa0fd7
C		 1507
1508 /* wep always be group key, but there are two conditions:
1509 * 1) wep only: is just for wep enc, in this condition
1510 * rtlpriv->sec.pairwise_enc_algorithm == NO_ENCRYPTION
1511 * will be true & enable_hw_sec will be set when wep
f7953b2a 1512 * ke setting.
0baa0fd7
C		 1513 * 2) wep(group) + AES(pairwise): some AP like cisco
1514 * may use it, in this condition enable_hw_sec will not
1515 * be set when wep key setting */
1516 /* we must reset sec_info after lingked before set key,
1517 * or some flag will be wrong*/
26634c4b 1518 if (vif->type == NL80211_IFTYPE_AP ||
f7953b2a 1519 vif->type == NL80211_IFTYPE_MESH_POINT) {
0baa0fd7
C		 1520 if (!group_key || key_type == WEP40_ENCRYPTION ||
1521 key_type == WEP104_ENCRYPTION) {
1522 if (group_key)
1523 wep_only = true;
1524 rtlpriv->cfg->ops->enable_hw_sec(hw);
1525 }
1526 } else {
f7953b2a
LF		 1527 if ((!group_key) || (vif->type == NL80211_IFTYPE_ADHOC) ||
1528 rtlpriv->sec.pairwise_enc_algorithm == NO_ENCRYPTION) {
0baa0fd7
C		 1529 if (rtlpriv->sec.pairwise_enc_algorithm ==
1530 NO_ENCRYPTION &&
f7953b2a 1531 (key_type == WEP40_ENCRYPTION ||
0baa0fd7
C		 1532 key_type == WEP104_ENCRYPTION))
1533 wep_only = true;
1534 rtlpriv->sec.pairwise_enc_algorithm = key_type;
1535 RT_TRACE(rtlpriv, COMP_SEC, DBG_DMESG,
f30d7507
JP		 1536 "set enable_hw_sec, key_type:%x(OPEN:0 WEP40:1 TKIP:2 AES:4 WEP104:5)\n",
1537 key_type);
0baa0fd7
C		 1538 rtlpriv->cfg->ops->enable_hw_sec(hw);
1539 }
0c817338
LF		 1540 }
1541 /* <4> set key based on cmd */
1542 switch (cmd) {
1543 case SET_KEY:
1544 if (wep_only) {
1545 RT_TRACE(rtlpriv, COMP_SEC, DBG_DMESG,
f30d7507 1546 "set WEP(group/pairwise) key\n");
0c817338
LF		 1547 /* Pairwise key with an assigned MAC address. */
1548 rtlpriv->sec.pairwise_enc_algorithm = key_type;
1549 rtlpriv->sec.group_enc_algorithm = key_type;
1550 /*set local buf about wep key. */
1551 memcpy(rtlpriv->sec.key_buf[key_idx],
1552 key->key, key->keylen);
1553 rtlpriv->sec.key_len[key_idx] = key->keylen;
ccd95369 1554 eth_zero_addr(mac_addr);
0c817338
LF		 1555 } else if (group_key) { /* group key */
1556 RT_TRACE(rtlpriv, COMP_SEC, DBG_DMESG,
f30d7507 1557 "set group key\n");
0c817338
LF		 1558 /* group key */
1559 rtlpriv->sec.group_enc_algorithm = key_type;
1560 /*set local buf about group key. */
1561 memcpy(rtlpriv->sec.key_buf[key_idx],
1562 key->key, key->keylen);
1563 rtlpriv->sec.key_len[key_idx] = key->keylen;
1564 memcpy(mac_addr, bcast_addr, ETH_ALEN);
1565 } else { /* pairwise key */
1566 RT_TRACE(rtlpriv, COMP_SEC, DBG_DMESG,
f30d7507 1567 "set pairwise key\n");
0c817338 1568 if (!sta) {
9d833ed7
JP		 1569 RT_ASSERT(false,
1570 "pairwise key without mac_addr\n");
0baa0fd7 1571
0c817338
LF		 1572 err = -EOPNOTSUPP;
1573 goto out_unlock;
1574 }
1575 /* Pairwise key with an assigned MAC address. */
1576 rtlpriv->sec.pairwise_enc_algorithm = key_type;
1577 /*set local buf about pairwise key. */
1578 memcpy(rtlpriv->sec.key_buf[PAIRWISE_KEYIDX],
1579 key->key, key->keylen);
1580 rtlpriv->sec.key_len[PAIRWISE_KEYIDX] = key->keylen;
1581 rtlpriv->sec.pairwise_key =
1582 rtlpriv->sec.key_buf[PAIRWISE_KEYIDX];
1583 memcpy(mac_addr, sta->addr, ETH_ALEN);
1584 }
1585 rtlpriv->cfg->ops->set_key(hw, key_idx, mac_addr,
1586 group_key, key_type, wep_only,
1587 false);
1588 /* <5> tell mac80211 do something: */
1589 /*must use sw generate IV, or can not work !!!!. */
1590 key->flags |= IEEE80211_KEY_FLAG_GENERATE_IV;
1591 key->hw_key_idx = key_idx;
1592 if (key_type == TKIP_ENCRYPTION)
1593 key->flags |= IEEE80211_KEY_FLAG_GENERATE_MMIC;
26634c4b
LF		 1594 /*use software CCMP encryption for management frames (MFP) */
1595 if (key_type == AESCCMP_ENCRYPTION)
1596 key->flags |= IEEE80211_KEY_FLAG_SW_MGMT_TX;
0c817338
LF		 1597 break;
1598 case DISABLE_KEY:
1599 RT_TRACE(rtlpriv, COMP_SEC, DBG_DMESG,
f30d7507 1600 "disable key delete one entry\n");
0c817338 1601 /*set local buf about wep key. */
26634c4b 1602 if (vif->type == NL80211_IFTYPE_AP ||
f7953b2a 1603 vif->type == NL80211_IFTYPE_MESH_POINT) {
0baa0fd7
C		 1604 if (sta)
1605 rtl_cam_del_entry(hw, sta->addr);
1606 }
0c817338
LF		 1607 memset(rtlpriv->sec.key_buf[key_idx], 0, key->keylen);
1608 rtlpriv->sec.key_len[key_idx] = 0;
ccd95369 1609 eth_zero_addr(mac_addr);
0c817338
LF		 1610 /*
1611 *mac80211 will delete entrys one by one,
1612 *so don't use rtl_cam_reset_all_entry
1613 *or clear all entry here.
1614 */
1615 rtl_cam_delete_one_entry(hw, mac_addr, key_idx);
1616 break;
1617 default:
1618 RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG,
f7953b2a 1619 "cmd_err:%x!!!!:\n", cmd);
0c817338
LF		 1620 }
1621out_unlock:
8a09d6d8 1622 mutex_unlock(&rtlpriv->locks.conf_mutex);
0c817338
LF		 1623 rtlpriv->sec.being_setkey = false;
1624 return err;
1625}
1626
1627static void rtl_op_rfkill_poll(struct ieee80211_hw *hw)
1628{
1629 struct rtl_priv *rtlpriv = rtl_priv(hw);
1630
1631 bool radio_state;
1632 bool blocked;
1633 u8 valid = 0;
1634
1635 if (!test_bit(RTL_STATUS_INTERFACE_START, &rtlpriv->status))
1636 return;
1637
8a09d6d8 1638 mutex_lock(&rtlpriv->locks.conf_mutex);
0c817338
LF		 1639
1640 /*if Radio On return true here */
1641 radio_state = rtlpriv->cfg->ops->radio_onoff_checking(hw, &valid);
1642
1643 if (valid) {
1644 if (unlikely(radio_state != rtlpriv->rfkill.rfkill_state)) {
1645 rtlpriv->rfkill.rfkill_state = radio_state;
1646
1647 RT_TRACE(rtlpriv, COMP_RF, DBG_DMESG,
f30d7507 1648 "wireless radio switch turned %s\n",
f7953b2a 1649 radio_state ? "on" : "off");
0c817338
LF		 1650
1651 blocked = (rtlpriv->rfkill.rfkill_state == 1) ? 0 : 1;
1652 wiphy_rfkill_set_hw_state(hw->wiphy, blocked);
1653 }
1654 }
1655
8a09d6d8 1656 mutex_unlock(&rtlpriv->locks.conf_mutex);
0c817338
LF		 1657}
1658
0baa0fd7 1659/* this function is called by mac80211 to flush tx buffer
f7953b2a 1660 * before switch channle or power save, or tx buffer packet
0baa0fd7
C		 1661 * maybe send after offchannel or rf sleep, this may cause
1662 * dis-association by AP */
f7953b2a
LF		 1663static void rtl_op_flush(struct ieee80211_hw *hw,
1664 struct ieee80211_vif *vif,
1665 u32 queues,
1666 bool drop)
0baa0fd7
C		 1667{
1668 struct rtl_priv *rtlpriv = rtl_priv(hw);
1669
1670 if (rtlpriv->intf_ops->flush)
38506ece 1671 rtlpriv->intf_ops->flush(hw, queues, drop);
0baa0fd7
C		 1672}
1673
34ed780a
LF		 1674/* Description:
1675 * This routine deals with the Power Configuration CMD
1676 * parsing for RTL8723/RTL8188E Series IC.
1677 * Assumption:
1678 * We should follow specific format that was released from HW SD.
1679 */
1680bool rtl_hal_pwrseqcmdparsing(struct rtl_priv *rtlpriv, u8 cut_version,
1681 u8 faversion, u8 interface_type,
1682 struct wlan_pwr_cfg pwrcfgcmd[])
1683{
1684 struct wlan_pwr_cfg cfg_cmd = {0};
1685 bool polling_bit = false;
1686 u32 ary_idx = 0;
1687 u8 value = 0;
1688 u32 offset = 0;
1689 u32 polling_count = 0;
1690 u32 max_polling_cnt = 5000;
1691
1692 do {
1693 cfg_cmd = pwrcfgcmd[ary_idx];
1694 RT_TRACE(rtlpriv, COMP_INIT, DBG_TRACE,
1695 "rtl_hal_pwrseqcmdparsing(): offset(%#x),cut_msk(%#x), famsk(%#x), interface_msk(%#x), base(%#x), cmd(%#x), msk(%#x), value(%#x)\n",
1696 GET_PWR_CFG_OFFSET(cfg_cmd),
1697 GET_PWR_CFG_CUT_MASK(cfg_cmd),
1698 GET_PWR_CFG_FAB_MASK(cfg_cmd),
1699 GET_PWR_CFG_INTF_MASK(cfg_cmd),
1700 GET_PWR_CFG_BASE(cfg_cmd), GET_PWR_CFG_CMD(cfg_cmd),
1701 GET_PWR_CFG_MASK(cfg_cmd), GET_PWR_CFG_VALUE(cfg_cmd));
1702
1703 if ((GET_PWR_CFG_FAB_MASK(cfg_cmd)&faversion) &&
1704 (GET_PWR_CFG_CUT_MASK(cfg_cmd)&cut_version) &&
1705 (GET_PWR_CFG_INTF_MASK(cfg_cmd)&interface_type)) {
1706 switch (GET_PWR_CFG_CMD(cfg_cmd)) {
1707 case PWR_CMD_READ:
1708 RT_TRACE(rtlpriv, COMP_INIT, DBG_TRACE,
1709 "rtl_hal_pwrseqcmdparsing(): PWR_CMD_READ\n");
1710 break;
1711 case PWR_CMD_WRITE:
1712 RT_TRACE(rtlpriv, COMP_INIT, DBG_TRACE,
1713 "rtl_hal_pwrseqcmdparsing(): PWR_CMD_WRITE\n");
1714 offset = GET_PWR_CFG_OFFSET(cfg_cmd);
1715
1716 /*Read the value from system register*/
1717 value = rtl_read_byte(rtlpriv, offset);
1718 value &= (~(GET_PWR_CFG_MASK(cfg_cmd)));
1719 value |= (GET_PWR_CFG_VALUE(cfg_cmd) &
1720 GET_PWR_CFG_MASK(cfg_cmd));
1721
1722 /*Write the value back to sytem register*/
1723 rtl_write_byte(rtlpriv, offset, value);
1724 break;
1725 case PWR_CMD_POLLING:
1726 RT_TRACE(rtlpriv, COMP_INIT, DBG_TRACE,
1727 "rtl_hal_pwrseqcmdparsing(): PWR_CMD_POLLING\n");
1728 polling_bit = false;
1729 offset = GET_PWR_CFG_OFFSET(cfg_cmd);
1730
1731 do {
1732 value = rtl_read_byte(rtlpriv, offset);
1733
1734 value &= GET_PWR_CFG_MASK(cfg_cmd);
1735 if (value ==
1736 (GET_PWR_CFG_VALUE(cfg_cmd) &
1737 GET_PWR_CFG_MASK(cfg_cmd)))
1738 polling_bit = true;
1739 else
1740 udelay(10);
1741
1742 if (polling_count++ > max_polling_cnt)
1743 return false;
1744 } while (!polling_bit);
1745 break;
1746 case PWR_CMD_DELAY:
1747 RT_TRACE(rtlpriv, COMP_INIT, DBG_TRACE,
1748 "rtl_hal_pwrseqcmdparsing(): PWR_CMD_DELAY\n");
1749 if (GET_PWR_CFG_VALUE(cfg_cmd) ==
1750 PWRSEQ_DELAY_US)
1751 udelay(GET_PWR_CFG_OFFSET(cfg_cmd));
1752 else
1753 mdelay(GET_PWR_CFG_OFFSET(cfg_cmd));
1754 break;
1755 case PWR_CMD_END:
1756 RT_TRACE(rtlpriv, COMP_INIT, DBG_TRACE,
1757 "rtl_hal_pwrseqcmdparsing(): PWR_CMD_END\n");
1758 return true;
1759 default:
1760 RT_ASSERT(false,
1761 "rtl_hal_pwrseqcmdparsing(): Unknown CMD!!\n");
1762 break;
1763 }
1764 }
1765 ary_idx++;
1766 } while (1);
1767
1768 return true;
1769}
1770EXPORT_SYMBOL(rtl_hal_pwrseqcmdparsing);
0c817338
LF		 1771const struct ieee80211_ops rtl_ops = {
1772 .start = rtl_op_start,
1773 .stop = rtl_op_stop,
1774 .tx = rtl_op_tx,
1775 .add_interface = rtl_op_add_interface,
1776 .remove_interface = rtl_op_remove_interface,
26634c4b 1777 .change_interface = rtl_op_change_interface,
f7953b2a
LF		 1778#ifdef CONFIG_PM
1779 .suspend = rtl_op_suspend,
1780 .resume = rtl_op_resume,
1781#endif
0c817338
LF		 1782 .config = rtl_op_config,
1783 .configure_filter = rtl_op_configure_filter,
1784 .set_key = rtl_op_set_key,
1785 .conf_tx = rtl_op_conf_tx,
1786 .bss_info_changed = rtl_op_bss_info_changed,
1787 .get_tsf = rtl_op_get_tsf,
1788 .set_tsf = rtl_op_set_tsf,
1789 .reset_tsf = rtl_op_reset_tsf,
1790 .sta_notify = rtl_op_sta_notify,
1791 .ampdu_action = rtl_op_ampdu_action,
1792 .sw_scan_start = rtl_op_sw_scan_start,
1793 .sw_scan_complete = rtl_op_sw_scan_complete,
1794 .rfkill_poll = rtl_op_rfkill_poll,
f7953b2a
LF		 1795 .sta_add = rtl_op_sta_add,
1796 .sta_remove = rtl_op_sta_remove,
0baa0fd7 1797 .flush = rtl_op_flush,
0c817338 1798};
6f334c2b 1799EXPORT_SYMBOL_GPL(rtl_ops);
Linux 6.x block layer and io_uring tree(s)