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Merge tag 'block-5.11-2021-01-10' of git://git.kernel.dk/linux-block
[linux/fpc-iii.git] / drivers / net / wireless / realtek / rtlwifi / rtl8723ae / dm.c
blob8ada31380efa4853ae5d560e8373677f5c73ea2c
1 // SPDX-License-Identifier: GPL-2.0
2 /* Copyright(c) 2009-2012 Realtek Corporation.*/
3
4 #include "../wifi.h"
5 #include "../base.h"
6 #include "../pci.h"
7 #include "../core.h"
8 #include "reg.h"
9 #include "def.h"
10 #include "phy.h"
11 #include "dm.h"
12 #include "../rtl8723com/dm_common.h"
13 #include "fw.h"
14 #include "hal_btc.h"
15
16 static u8 rtl8723e_dm_initial_gain_min_pwdb(struct ieee80211_hw *hw)
17 {
18 struct rtl_priv *rtlpriv = rtl_priv(hw);
19 struct dig_t *dm_digtable = &rtlpriv->dm_digtable;
20 struct rtl_mac *mac = rtl_mac(rtlpriv);
21 long rssi_val_min = 0;
22
23 if (mac->link_state == MAC80211_LINKED &&
24 mac->opmode == NL80211_IFTYPE_STATION &&
25 rtlpriv->link_info.bcn_rx_inperiod == 0)
26 return 0;
27
28 if ((dm_digtable->curmultista_cstate == DIG_MULTISTA_CONNECT) &&
29 (dm_digtable->cursta_cstate == DIG_STA_CONNECT)) {
30 if (rtlpriv->dm.entry_min_undec_sm_pwdb != 0)
31 rssi_val_min =
32 (rtlpriv->dm.entry_min_undec_sm_pwdb >
33 rtlpriv->dm.undec_sm_pwdb) ?
34 rtlpriv->dm.undec_sm_pwdb :
35 rtlpriv->dm.entry_min_undec_sm_pwdb;
36 else
37 rssi_val_min = rtlpriv->dm.undec_sm_pwdb;
38 } else if (dm_digtable->cursta_cstate == DIG_STA_CONNECT ||
39 dm_digtable->cursta_cstate == DIG_STA_BEFORE_CONNECT) {
40 rssi_val_min = rtlpriv->dm.undec_sm_pwdb;
41 } else if (dm_digtable->curmultista_cstate ==
42 DIG_MULTISTA_CONNECT) {
43 rssi_val_min = rtlpriv->dm.entry_min_undec_sm_pwdb;
44 }
45
46 return (u8) rssi_val_min;
47 }
48
49 static void rtl8723e_dm_false_alarm_counter_statistics(struct ieee80211_hw *hw)
50 {
51 u32 ret_value;
52 struct rtl_priv *rtlpriv = rtl_priv(hw);
53 struct false_alarm_statistics *falsealm_cnt = &(rtlpriv->falsealm_cnt);
54
55 ret_value = rtl_get_bbreg(hw, ROFDM_PHYCOUNTER1, MASKDWORD);
56 falsealm_cnt->cnt_parity_fail = ((ret_value & 0xffff0000) >> 16);
57
58 ret_value = rtl_get_bbreg(hw, ROFDM_PHYCOUNTER2, MASKDWORD);
59 falsealm_cnt->cnt_rate_illegal = (ret_value & 0xffff);
60 falsealm_cnt->cnt_crc8_fail = ((ret_value & 0xffff0000) >> 16);
61
62 ret_value = rtl_get_bbreg(hw, ROFDM_PHYCOUNTER3, MASKDWORD);
63 falsealm_cnt->cnt_mcs_fail = (ret_value & 0xffff);
64 falsealm_cnt->cnt_ofdm_fail = falsealm_cnt->cnt_parity_fail +
65 falsealm_cnt->cnt_rate_illegal +
66 falsealm_cnt->cnt_crc8_fail + falsealm_cnt->cnt_mcs_fail;
67
68 rtl_set_bbreg(hw, RCCK0_FALSEALARMREPORT, BIT(14), 1);
69 ret_value = rtl_get_bbreg(hw, RCCK0_FACOUNTERLOWER, MASKBYTE0);
70 falsealm_cnt->cnt_cck_fail = ret_value;
71
72 ret_value = rtl_get_bbreg(hw, RCCK0_FACOUNTERUPPER, MASKBYTE3);
73 falsealm_cnt->cnt_cck_fail += (ret_value & 0xff) << 8;
74 falsealm_cnt->cnt_all = (falsealm_cnt->cnt_parity_fail +
75 falsealm_cnt->cnt_rate_illegal +
76 falsealm_cnt->cnt_crc8_fail +
77 falsealm_cnt->cnt_mcs_fail +
78 falsealm_cnt->cnt_cck_fail);
79
80 rtl_set_bbreg(hw, ROFDM1_LSTF, 0x08000000, 1);
81 rtl_set_bbreg(hw, ROFDM1_LSTF, 0x08000000, 0);
82 rtl_set_bbreg(hw, RCCK0_FALSEALARMREPORT, 0x0000c000, 0);
83 rtl_set_bbreg(hw, RCCK0_FALSEALARMREPORT, 0x0000c000, 2);
84
85 rtl_dbg(rtlpriv, COMP_DIG, DBG_TRACE,
86 "cnt_parity_fail = %d, cnt_rate_illegal = %d, cnt_crc8_fail = %d, cnt_mcs_fail = %d\n",
87 falsealm_cnt->cnt_parity_fail,
88 falsealm_cnt->cnt_rate_illegal,
89 falsealm_cnt->cnt_crc8_fail, falsealm_cnt->cnt_mcs_fail);
90
91 rtl_dbg(rtlpriv, COMP_DIG, DBG_TRACE,
92 "cnt_ofdm_fail = %x, cnt_cck_fail = %x, cnt_all = %x\n",
93 falsealm_cnt->cnt_ofdm_fail,
94 falsealm_cnt->cnt_cck_fail, falsealm_cnt->cnt_all);
95 }
96
97 static void rtl92c_dm_ctrl_initgain_by_fa(struct ieee80211_hw *hw)
98 {
99 struct rtl_priv *rtlpriv = rtl_priv(hw);
100 struct dig_t *dm_digtable = &rtlpriv->dm_digtable;
101 u8 value_igi = dm_digtable->cur_igvalue;
102
103 if (rtlpriv->falsealm_cnt.cnt_all < DM_DIG_FA_TH0)
104 value_igi--;
105 else if (rtlpriv->falsealm_cnt.cnt_all < DM_DIG_FA_TH1)
106 value_igi += 0;
107 else if (rtlpriv->falsealm_cnt.cnt_all < DM_DIG_FA_TH2)
108 value_igi++;
109 else if (rtlpriv->falsealm_cnt.cnt_all >= DM_DIG_FA_TH2)
110 value_igi += 2;
111 if (value_igi > DM_DIG_FA_UPPER)
112 value_igi = DM_DIG_FA_UPPER;
113 else if (value_igi < DM_DIG_FA_LOWER)
114 value_igi = DM_DIG_FA_LOWER;
115 if (rtlpriv->falsealm_cnt.cnt_all > 10000)
116 value_igi = 0x32;
117
118 dm_digtable->cur_igvalue = value_igi;
119 rtl8723e_dm_write_dig(hw);
120 }
121
122 static void rtl92c_dm_ctrl_initgain_by_rssi(struct ieee80211_hw *hw)
123 {
124 struct rtl_priv *rtlpriv = rtl_priv(hw);
125 struct dig_t *dm_digtable = &rtlpriv->dm_digtable;
126
127 if (rtlpriv->falsealm_cnt.cnt_all > dm_digtable->fa_highthresh) {
128 if ((dm_digtable->back_val - 2) <
129 dm_digtable->back_range_min)
130 dm_digtable->back_val =
131 dm_digtable->back_range_min;
132 else
133 dm_digtable->back_val -= 2;
134 } else if (rtlpriv->falsealm_cnt.cnt_all < dm_digtable->fa_lowthresh) {
135 if ((dm_digtable->back_val + 2) >
136 dm_digtable->back_range_max)
137 dm_digtable->back_val =
138 dm_digtable->back_range_max;
139 else
140 dm_digtable->back_val += 2;
141 }
142
143 if ((dm_digtable->rssi_val_min + 10 - dm_digtable->back_val) >
144 dm_digtable->rx_gain_max)
145 dm_digtable->cur_igvalue = dm_digtable->rx_gain_max;
146 else if ((dm_digtable->rssi_val_min + 10 -
147 dm_digtable->back_val) < dm_digtable->rx_gain_min)
148 dm_digtable->cur_igvalue = dm_digtable->rx_gain_min;
149 else
150 dm_digtable->cur_igvalue = dm_digtable->rssi_val_min + 10 -
151 dm_digtable->back_val;
152
153 rtl_dbg(rtlpriv, COMP_DIG, DBG_TRACE,
154 "rssi_val_min = %x back_val %x\n",
155 dm_digtable->rssi_val_min, dm_digtable->back_val);
156
157 rtl8723e_dm_write_dig(hw);
158 }
159
160 static void rtl8723e_dm_initial_gain_multi_sta(struct ieee80211_hw *hw)
161 {
162 static u8 binitialized;
163 struct rtl_priv *rtlpriv = rtl_priv(hw);
164 struct rtl_mac *mac = rtl_mac(rtl_priv(hw));
165 struct dig_t *dm_digtable = &rtlpriv->dm_digtable;
166 long rssi_strength = rtlpriv->dm.entry_min_undec_sm_pwdb;
167 bool multi_sta = false;
168
169 if (mac->opmode == NL80211_IFTYPE_ADHOC)
170 multi_sta = true;
171
172 if (!multi_sta || (dm_digtable->cursta_cstate != DIG_STA_DISCONNECT)) {
173 binitialized = false;
174 dm_digtable->dig_ext_port_stage = DIG_EXT_PORT_STAGE_MAX;
175 return;
176 } else if (!binitialized) {
177 binitialized = true;
178 dm_digtable->dig_ext_port_stage = DIG_EXT_PORT_STAGE_0;
179 dm_digtable->cur_igvalue = 0x20;
180 rtl8723e_dm_write_dig(hw);
181 }
182
183 if (dm_digtable->curmultista_cstate == DIG_MULTISTA_CONNECT) {
184 if ((rssi_strength < dm_digtable->rssi_lowthresh) &&
185 (dm_digtable->dig_ext_port_stage != DIG_EXT_PORT_STAGE_1)) {
186
187 if (dm_digtable->dig_ext_port_stage ==
188 DIG_EXT_PORT_STAGE_2) {
189 dm_digtable->cur_igvalue = 0x20;
190 rtl8723e_dm_write_dig(hw);
191 }
192
193 dm_digtable->dig_ext_port_stage = DIG_EXT_PORT_STAGE_1;
194 } else if (rssi_strength > dm_digtable->rssi_highthresh) {
195 dm_digtable->dig_ext_port_stage = DIG_EXT_PORT_STAGE_2;
196 rtl92c_dm_ctrl_initgain_by_fa(hw);
197 }
198 } else if (dm_digtable->dig_ext_port_stage != DIG_EXT_PORT_STAGE_0) {
199 dm_digtable->dig_ext_port_stage = DIG_EXT_PORT_STAGE_0;
200 dm_digtable->cur_igvalue = 0x20;
201 rtl8723e_dm_write_dig(hw);
202 }
203
204 rtl_dbg(rtlpriv, COMP_DIG, DBG_TRACE,
205 "curmultista_cstate = %x dig_ext_port_stage %x\n",
206 dm_digtable->curmultista_cstate,
207 dm_digtable->dig_ext_port_stage);
208 }
209
210 static void rtl8723e_dm_initial_gain_sta(struct ieee80211_hw *hw)
211 {
212 struct rtl_priv *rtlpriv = rtl_priv(hw);
213 struct dig_t *dm_digtable = &rtlpriv->dm_digtable;
214
215 rtl_dbg(rtlpriv, COMP_DIG, DBG_TRACE,
216 "presta_cstate = %x, cursta_cstate = %x\n",
217 dm_digtable->presta_cstate,
218 dm_digtable->cursta_cstate);
219
220 if (dm_digtable->presta_cstate == dm_digtable->cursta_cstate ||
221 dm_digtable->cursta_cstate == DIG_STA_BEFORE_CONNECT ||
222 dm_digtable->cursta_cstate == DIG_STA_CONNECT) {
223 if (dm_digtable->cursta_cstate != DIG_STA_DISCONNECT) {
224 dm_digtable->rssi_val_min =
225 rtl8723e_dm_initial_gain_min_pwdb(hw);
226 rtl92c_dm_ctrl_initgain_by_rssi(hw);
227 }
228 } else {
229 dm_digtable->rssi_val_min = 0;
230 dm_digtable->dig_ext_port_stage = DIG_EXT_PORT_STAGE_MAX;
231 dm_digtable->back_val = DM_DIG_BACKOFF_DEFAULT;
232 dm_digtable->cur_igvalue = 0x20;
233 dm_digtable->pre_igvalue = 0;
234 rtl8723e_dm_write_dig(hw);
235 }
236 }
237
238 static void rtl8723e_dm_cck_packet_detection_thresh(struct ieee80211_hw *hw)
239 {
240 struct rtl_priv *rtlpriv = rtl_priv(hw);
241 struct dig_t *dm_digtable = &rtlpriv->dm_digtable;
242
243 if (dm_digtable->cursta_cstate == DIG_STA_CONNECT) {
244 dm_digtable->rssi_val_min = rtl8723e_dm_initial_gain_min_pwdb(hw);
245
246 if (dm_digtable->pre_cck_pd_state == CCK_PD_STAGE_LOWRSSI) {
247 if (dm_digtable->rssi_val_min <= 25)
248 dm_digtable->cur_cck_pd_state =
249 CCK_PD_STAGE_LOWRSSI;
250 else
251 dm_digtable->cur_cck_pd_state =
252 CCK_PD_STAGE_HIGHRSSI;
253 } else {
254 if (dm_digtable->rssi_val_min <= 20)
255 dm_digtable->cur_cck_pd_state =
256 CCK_PD_STAGE_LOWRSSI;
257 else
258 dm_digtable->cur_cck_pd_state =
259 CCK_PD_STAGE_HIGHRSSI;
260 }
261 } else {
262 dm_digtable->cur_cck_pd_state = CCK_PD_STAGE_MAX;
263 }
264
265 if (dm_digtable->pre_cck_pd_state != dm_digtable->cur_cck_pd_state) {
266 if (dm_digtable->cur_cck_pd_state == CCK_PD_STAGE_LOWRSSI) {
267 if (rtlpriv->falsealm_cnt.cnt_cck_fail > 800)
268 dm_digtable->cur_cck_fa_state =
269 CCK_FA_STAGE_HIGH;
270 else
271 dm_digtable->cur_cck_fa_state =
272 CCK_FA_STAGE_LOW;
273 if (dm_digtable->pre_cck_fa_state !=
274 dm_digtable->cur_cck_fa_state) {
275 if (dm_digtable->cur_cck_fa_state ==
276 CCK_FA_STAGE_LOW)
277 rtl_set_bbreg(hw, RCCK0_CCA, MASKBYTE2,
278 0x83);
279 else
280 rtl_set_bbreg(hw, RCCK0_CCA, MASKBYTE2,
281 0xcd);
282
283 dm_digtable->pre_cck_fa_state =
284 dm_digtable->cur_cck_fa_state;
285 }
286
287 rtl_set_bbreg(hw, RCCK0_SYSTEM, MASKBYTE1, 0x40);
288
289 } else {
290 rtl_set_bbreg(hw, RCCK0_CCA, MASKBYTE2, 0xcd);
291 rtl_set_bbreg(hw, RCCK0_SYSTEM, MASKBYTE1, 0x47);
292 dm_digtable->pre_cck_fa_state = 0;
293 dm_digtable->cur_cck_fa_state = 0;
294
295 }
296 dm_digtable->pre_cck_pd_state = dm_digtable->cur_cck_pd_state;
297 }
298
299 rtl_dbg(rtlpriv, COMP_DIG, DBG_TRACE,
300 "CCKPDStage=%x\n", dm_digtable->cur_cck_pd_state);
301
302 }
303
304 static void rtl8723e_dm_ctrl_initgain_by_twoport(struct ieee80211_hw *hw)
305 {
306 struct rtl_mac *mac = rtl_mac(rtl_priv(hw));
307 struct rtl_priv *rtlpriv = rtl_priv(hw);
308 struct dig_t *dm_digtable = &rtlpriv->dm_digtable;
309
310 if (mac->act_scanning)
311 return;
312
313 if (mac->link_state >= MAC80211_LINKED)
314 dm_digtable->cursta_cstate = DIG_STA_CONNECT;
315 else
316 dm_digtable->cursta_cstate = DIG_STA_DISCONNECT;
317
318 rtl8723e_dm_initial_gain_sta(hw);
319 rtl8723e_dm_initial_gain_multi_sta(hw);
320 rtl8723e_dm_cck_packet_detection_thresh(hw);
321
322 dm_digtable->presta_cstate = dm_digtable->cursta_cstate;
323
324 }
325
326 static void rtl8723e_dm_dig(struct ieee80211_hw *hw)
327 {
328 struct rtl_priv *rtlpriv = rtl_priv(hw);
329 struct dig_t *dm_digtable = &rtlpriv->dm_digtable;
330
331 if (!rtlpriv->dm.dm_initialgain_enable)
332 return;
333 if (!dm_digtable->dig_enable_flag)
334 return;
335
336 rtl8723e_dm_ctrl_initgain_by_twoport(hw);
337
338 }
339
340 static void rtl8723e_dm_dynamic_txpower(struct ieee80211_hw *hw)
341 {
342 struct rtl_priv *rtlpriv = rtl_priv(hw);
343 struct rtl_phy *rtlphy = &(rtlpriv->phy);
344 struct rtl_mac *mac = rtl_mac(rtl_priv(hw));
345 long undec_sm_pwdb;
346
347 if (!rtlpriv->dm.dynamic_txpower_enable)
348 return;
349
350 if (rtlpriv->dm.dm_flag & HAL_DM_HIPWR_DISABLE) {
351 rtlpriv->dm.dynamic_txhighpower_lvl = TXHIGHPWRLEVEL_NORMAL;
352 return;
353 }
354
355 if ((mac->link_state < MAC80211_LINKED) &&
356 (rtlpriv->dm.entry_min_undec_sm_pwdb == 0)) {
357 rtl_dbg(rtlpriv, COMP_POWER, DBG_TRACE,
358 "Not connected to any\n");
359
360 rtlpriv->dm.dynamic_txhighpower_lvl = TXHIGHPWRLEVEL_NORMAL;
361
362 rtlpriv->dm.last_dtp_lvl = TXHIGHPWRLEVEL_NORMAL;
363 return;
364 }
365
366 if (mac->link_state >= MAC80211_LINKED) {
367 if (mac->opmode == NL80211_IFTYPE_ADHOC) {
368 undec_sm_pwdb =
369 rtlpriv->dm.entry_min_undec_sm_pwdb;
370 rtl_dbg(rtlpriv, COMP_POWER, DBG_LOUD,
371 "AP Client PWDB = 0x%lx\n",
372 undec_sm_pwdb);
373 } else {
374 undec_sm_pwdb =
375 rtlpriv->dm.undec_sm_pwdb;
376 rtl_dbg(rtlpriv, COMP_POWER, DBG_LOUD,
377 "STA Default Port PWDB = 0x%lx\n",
378 undec_sm_pwdb);
379 }
380 } else {
381 undec_sm_pwdb =
382 rtlpriv->dm.entry_min_undec_sm_pwdb;
383
384 rtl_dbg(rtlpriv, COMP_POWER, DBG_LOUD,
385 "AP Ext Port PWDB = 0x%lx\n",
386 undec_sm_pwdb);
387 }
388
389 if (undec_sm_pwdb >= TX_POWER_NEAR_FIELD_THRESH_LVL2) {
390 rtlpriv->dm.dynamic_txhighpower_lvl = TXHIGHPWRLEVEL_LEVEL1;
391 rtl_dbg(rtlpriv, COMP_POWER, DBG_LOUD,
392 "TXHIGHPWRLEVEL_LEVEL1 (TxPwr=0x0)\n");
393 } else if ((undec_sm_pwdb <
394 (TX_POWER_NEAR_FIELD_THRESH_LVL2 - 3)) &&
395 (undec_sm_pwdb >=
396 TX_POWER_NEAR_FIELD_THRESH_LVL1)) {
397 rtlpriv->dm.dynamic_txhighpower_lvl = TXHIGHPWRLEVEL_LEVEL1;
398 rtl_dbg(rtlpriv, COMP_POWER, DBG_LOUD,
399 "TXHIGHPWRLEVEL_LEVEL1 (TxPwr=0x10)\n");
400 } else if (undec_sm_pwdb <
401 (TX_POWER_NEAR_FIELD_THRESH_LVL1 - 5)) {
402 rtlpriv->dm.dynamic_txhighpower_lvl = TXHIGHPWRLEVEL_NORMAL;
403 rtl_dbg(rtlpriv, COMP_POWER, DBG_LOUD,
404 "TXHIGHPWRLEVEL_NORMAL\n");
405 }
406
407 if (rtlpriv->dm.dynamic_txhighpower_lvl != rtlpriv->dm.last_dtp_lvl) {
408 rtl_dbg(rtlpriv, COMP_POWER, DBG_LOUD,
409 "PHY_SetTxPowerLevel8192S() Channel = %d\n",
410 rtlphy->current_channel);
411 rtl8723e_phy_set_txpower_level(hw, rtlphy->current_channel);
412 }
413
414 rtlpriv->dm.last_dtp_lvl = rtlpriv->dm.dynamic_txhighpower_lvl;
415 }
416
417 void rtl8723e_dm_write_dig(struct ieee80211_hw *hw)
418 {
419 struct rtl_priv *rtlpriv = rtl_priv(hw);
420 struct dig_t *dm_digtable = &rtlpriv->dm_digtable;
421
422 rtl_dbg(rtlpriv, COMP_DIG, DBG_LOUD,
423 "cur_igvalue = 0x%x, pre_igvalue = 0x%x, back_val = %d\n",
424 dm_digtable->cur_igvalue, dm_digtable->pre_igvalue,
425 dm_digtable->back_val);
426
427 if (dm_digtable->pre_igvalue != dm_digtable->cur_igvalue) {
428 rtl_set_bbreg(hw, ROFDM0_XAAGCCORE1, 0x7f,
429 dm_digtable->cur_igvalue);
430 rtl_set_bbreg(hw, ROFDM0_XBAGCCORE1, 0x7f,
431 dm_digtable->cur_igvalue);
432
433 dm_digtable->pre_igvalue = dm_digtable->cur_igvalue;
434 }
435 }
436
437 static void rtl8723e_dm_pwdb_monitor(struct ieee80211_hw *hw)
438 {
439 }
440
441 static void rtl8723e_dm_check_edca_turbo(struct ieee80211_hw *hw)
442 {
443 struct rtl_priv *rtlpriv = rtl_priv(hw);
444 struct rtl_mac *mac = rtl_mac(rtl_priv(hw));
445
446 static u64 last_txok_cnt;
447 static u64 last_rxok_cnt;
448 static u32 last_bt_edca_ul;
449 static u32 last_bt_edca_dl;
450 u64 cur_txok_cnt = 0;
451 u64 cur_rxok_cnt = 0;
452 u32 edca_be_ul = 0x5ea42b;
453 u32 edca_be_dl = 0x5ea42b;
454 bool bt_change_edca = false;
455
456 if ((last_bt_edca_ul != rtlpriv->btcoexist.bt_edca_ul) ||
457 (last_bt_edca_dl != rtlpriv->btcoexist.bt_edca_dl)) {
458 rtlpriv->dm.current_turbo_edca = false;
459 last_bt_edca_ul = rtlpriv->btcoexist.bt_edca_ul;
460 last_bt_edca_dl = rtlpriv->btcoexist.bt_edca_dl;
461 }
462
463 if (rtlpriv->btcoexist.bt_edca_ul != 0) {
464 edca_be_ul = rtlpriv->btcoexist.bt_edca_ul;
465 bt_change_edca = true;
466 }
467
468 if (rtlpriv->btcoexist.bt_edca_dl != 0) {
469 edca_be_ul = rtlpriv->btcoexist.bt_edca_dl;
470 bt_change_edca = true;
471 }
472
473 if (mac->link_state != MAC80211_LINKED) {
474 rtlpriv->dm.current_turbo_edca = false;
475 return;
476 }
477 if ((bt_change_edca) || ((!rtlpriv->dm.is_any_nonbepkts) &&
478 (!rtlpriv->dm.disable_framebursting))) {
479
480 cur_txok_cnt = rtlpriv->stats.txbytesunicast - last_txok_cnt;
481 cur_rxok_cnt = rtlpriv->stats.rxbytesunicast - last_rxok_cnt;
482
483 if (cur_rxok_cnt > 4 * cur_txok_cnt) {
484 if (!rtlpriv->dm.is_cur_rdlstate ||
485 !rtlpriv->dm.current_turbo_edca) {
486 rtl_write_dword(rtlpriv,
487 REG_EDCA_BE_PARAM,
488 edca_be_dl);
489 rtlpriv->dm.is_cur_rdlstate = true;
490 }
491 } else {
492 if (rtlpriv->dm.is_cur_rdlstate ||
493 !rtlpriv->dm.current_turbo_edca) {
494 rtl_write_dword(rtlpriv,
495 REG_EDCA_BE_PARAM,
496 edca_be_ul);
497 rtlpriv->dm.is_cur_rdlstate = false;
498 }
499 }
500 rtlpriv->dm.current_turbo_edca = true;
501 } else {
502 if (rtlpriv->dm.current_turbo_edca) {
503 u8 tmp = AC0_BE;
504 rtlpriv->cfg->ops->set_hw_reg(hw,
505 HW_VAR_AC_PARAM,
506 (u8 *)(&tmp));
507 rtlpriv->dm.current_turbo_edca = false;
508 }
509 }
510
511 rtlpriv->dm.is_any_nonbepkts = false;
512 last_txok_cnt = rtlpriv->stats.txbytesunicast;
513 last_rxok_cnt = rtlpriv->stats.rxbytesunicast;
514 }
515
516 static void rtl8723e_dm_initialize_txpower_tracking_thermalmeter(
517 struct ieee80211_hw *hw)
518 {
519 struct rtl_priv *rtlpriv = rtl_priv(hw);
520
521 rtlpriv->dm.txpower_tracking = true;
522 rtlpriv->dm.txpower_trackinginit = false;
523
524 rtl_dbg(rtlpriv, COMP_POWER_TRACKING, DBG_LOUD,
525 "pMgntInfo->txpower_tracking = %d\n",
526 rtlpriv->dm.txpower_tracking);
527 }
528
529 static void rtl8723e_dm_initialize_txpower_tracking(struct ieee80211_hw *hw)
530 {
531 rtl8723e_dm_initialize_txpower_tracking_thermalmeter(hw);
532 }
533
534 void rtl8723e_dm_check_txpower_tracking(struct ieee80211_hw *hw)
535 {
536 return;
537 }
538
539 void rtl8723e_dm_init_rate_adaptive_mask(struct ieee80211_hw *hw)
540 {
541 struct rtl_priv *rtlpriv = rtl_priv(hw);
542 struct rate_adaptive *p_ra = &rtlpriv->ra;
543
544 p_ra->ratr_state = DM_RATR_STA_INIT;
545 p_ra->pre_ratr_state = DM_RATR_STA_INIT;
546
547 if (rtlpriv->dm.dm_type == DM_TYPE_BYDRIVER)
548 rtlpriv->dm.useramask = true;
549 else
550 rtlpriv->dm.useramask = false;
551
552 }
553
554 static void rtl8723e_dm_refresh_rate_adaptive_mask(struct ieee80211_hw *hw)
555 {
556 struct rtl_priv *rtlpriv = rtl_priv(hw);
557 struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw));
558 struct rtl_mac *mac = rtl_mac(rtl_priv(hw));
559 struct rate_adaptive *p_ra = &rtlpriv->ra;
560 u32 low_rssithresh_for_ra, high_rssithresh_for_ra;
561 struct ieee80211_sta *sta = NULL;
562
563 if (is_hal_stop(rtlhal)) {
564 rtl_dbg(rtlpriv, COMP_RATE, DBG_LOUD,
565 " driver is going to unload\n");
566 return;
567 }
568
569 if (!rtlpriv->dm.useramask) {
570 rtl_dbg(rtlpriv, COMP_RATE, DBG_LOUD,
571 " driver does not control rate adaptive mask\n");
572 return;
573 }
574
575 if (mac->link_state == MAC80211_LINKED &&
576 mac->opmode == NL80211_IFTYPE_STATION) {
577 switch (p_ra->pre_ratr_state) {
578 case DM_RATR_STA_HIGH:
579 high_rssithresh_for_ra = 50;
580 low_rssithresh_for_ra = 20;
581 break;
582 case DM_RATR_STA_MIDDLE:
583 high_rssithresh_for_ra = 55;
584 low_rssithresh_for_ra = 20;
585 break;
586 case DM_RATR_STA_LOW:
587 high_rssithresh_for_ra = 60;
588 low_rssithresh_for_ra = 25;
589 break;
590 default:
591 high_rssithresh_for_ra = 50;
592 low_rssithresh_for_ra = 20;
593 break;
594 }
595
596 if (rtlpriv->link_info.bcn_rx_inperiod == 0)
597 switch (p_ra->pre_ratr_state) {
598 case DM_RATR_STA_HIGH:
599 default:
600 p_ra->ratr_state = DM_RATR_STA_MIDDLE;
601 break;
602 case DM_RATR_STA_MIDDLE:
603 case DM_RATR_STA_LOW:
604 p_ra->ratr_state = DM_RATR_STA_LOW;
605 break;
606 }
607 else if (rtlpriv->dm.undec_sm_pwdb > high_rssithresh_for_ra)
608 p_ra->ratr_state = DM_RATR_STA_HIGH;
609 else if (rtlpriv->dm.undec_sm_pwdb > low_rssithresh_for_ra)
610 p_ra->ratr_state = DM_RATR_STA_MIDDLE;
611 else
612 p_ra->ratr_state = DM_RATR_STA_LOW;
613
614 if (p_ra->pre_ratr_state != p_ra->ratr_state) {
615 rtl_dbg(rtlpriv, COMP_RATE, DBG_LOUD,
616 "RSSI = %ld\n",
617 rtlpriv->dm.undec_sm_pwdb);
618 rtl_dbg(rtlpriv, COMP_RATE, DBG_LOUD,
619 "RSSI_LEVEL = %d\n", p_ra->ratr_state);
620 rtl_dbg(rtlpriv, COMP_RATE, DBG_LOUD,
621 "PreState = %d, CurState = %d\n",
622 p_ra->pre_ratr_state, p_ra->ratr_state);
623
624 rcu_read_lock();
625 sta = rtl_find_sta(hw, mac->bssid);
626 if (sta)
627 rtlpriv->cfg->ops->update_rate_tbl(hw, sta,
628 p_ra->ratr_state,
629 true);
630 rcu_read_unlock();
631
632 p_ra->pre_ratr_state = p_ra->ratr_state;
633 }
634 }
635 }
636
637 void rtl8723e_dm_rf_saving(struct ieee80211_hw *hw, u8 bforce_in_normal)
638 {
639 struct rtl_priv *rtlpriv = rtl_priv(hw);
640 struct ps_t *dm_pstable = &rtlpriv->dm_pstable;
641 static u8 initialize;
642 static u32 reg_874, reg_c70, reg_85c, reg_a74;
643
644 if (initialize == 0) {
645 reg_874 = (rtl_get_bbreg(hw, RFPGA0_XCD_RFINTERFACESW,
646 MASKDWORD) & 0x1CC000) >> 14;
647
648 reg_c70 = (rtl_get_bbreg(hw, ROFDM0_AGCPARAMETER1,
649 MASKDWORD) & BIT(3)) >> 3;
650
651 reg_85c = (rtl_get_bbreg(hw, RFPGA0_XCD_SWITCHCONTROL,
652 MASKDWORD) & 0xFF000000) >> 24;
653
654 reg_a74 = (rtl_get_bbreg(hw, 0xa74, MASKDWORD) & 0xF000) >> 12;
655
656 initialize = 1;
657 }
658
659 if (!bforce_in_normal) {
660 if (dm_pstable->rssi_val_min != 0) {
661 if (dm_pstable->pre_rfstate == RF_NORMAL) {
662 if (dm_pstable->rssi_val_min >= 30)
663 dm_pstable->cur_rfstate = RF_SAVE;
664 else
665 dm_pstable->cur_rfstate = RF_NORMAL;
666 } else {
667 if (dm_pstable->rssi_val_min <= 25)
668 dm_pstable->cur_rfstate = RF_NORMAL;
669 else
670 dm_pstable->cur_rfstate = RF_SAVE;
671 }
672 } else {
673 dm_pstable->cur_rfstate = RF_MAX;
674 }
675 } else {
676 dm_pstable->cur_rfstate = RF_NORMAL;
677 }
678
679 if (dm_pstable->pre_rfstate != dm_pstable->cur_rfstate) {
680 if (dm_pstable->cur_rfstate == RF_SAVE) {
681 rtl_set_bbreg(hw, RFPGA0_XCD_RFINTERFACESW,
682 BIT(5), 0x1);
683 rtl_set_bbreg(hw, RFPGA0_XCD_RFINTERFACESW,
684 0x1C0000, 0x2);
685 rtl_set_bbreg(hw, ROFDM0_AGCPARAMETER1, BIT(3), 0);
686 rtl_set_bbreg(hw, RFPGA0_XCD_SWITCHCONTROL,
687 0xFF000000, 0x63);
688 rtl_set_bbreg(hw, RFPGA0_XCD_RFINTERFACESW,
689 0xC000, 0x2);
690 rtl_set_bbreg(hw, 0xa74, 0xF000, 0x3);
691 rtl_set_bbreg(hw, 0x818, BIT(28), 0x0);
692 rtl_set_bbreg(hw, 0x818, BIT(28), 0x1);
693 } else {
694 rtl_set_bbreg(hw, RFPGA0_XCD_RFINTERFACESW,
695 0x1CC000, reg_874);
696 rtl_set_bbreg(hw, ROFDM0_AGCPARAMETER1, BIT(3),
697 reg_c70);
698 rtl_set_bbreg(hw, RFPGA0_XCD_SWITCHCONTROL, 0xFF000000,
699 reg_85c);
700 rtl_set_bbreg(hw, 0xa74, 0xF000, reg_a74);
701 rtl_set_bbreg(hw, 0x818, BIT(28), 0x0);
702 rtl_set_bbreg(hw, RFPGA0_XCD_RFINTERFACESW,
703 BIT(5), 0x0);
704 }
705
706 dm_pstable->pre_rfstate = dm_pstable->cur_rfstate;
707 }
708 }
709
710 static void rtl8723e_dm_dynamic_bb_powersaving(struct ieee80211_hw *hw)
711 {
712 struct rtl_priv *rtlpriv = rtl_priv(hw);
713 struct rtl_mac *mac = rtl_mac(rtl_priv(hw));
714 struct ps_t *dm_pstable = &rtlpriv->dm_pstable;
715
716 if (((mac->link_state == MAC80211_NOLINK)) &&
717 (rtlpriv->dm.entry_min_undec_sm_pwdb == 0)) {
718 dm_pstable->rssi_val_min = 0;
719 rtl_dbg(rtlpriv, DBG_LOUD, DBG_LOUD,
720 "Not connected to any\n");
721 }
722
723 if (mac->link_state == MAC80211_LINKED) {
724 if (mac->opmode == NL80211_IFTYPE_ADHOC) {
725 dm_pstable->rssi_val_min =
726 rtlpriv->dm.entry_min_undec_sm_pwdb;
727 rtl_dbg(rtlpriv, DBG_LOUD, DBG_LOUD,
728 "AP Client PWDB = 0x%lx\n",
729 dm_pstable->rssi_val_min);
730 } else {
731 dm_pstable->rssi_val_min =
732 rtlpriv->dm.undec_sm_pwdb;
733 rtl_dbg(rtlpriv, DBG_LOUD, DBG_LOUD,
734 "STA Default Port PWDB = 0x%lx\n",
735 dm_pstable->rssi_val_min);
736 }
737 } else {
738 dm_pstable->rssi_val_min =
739 rtlpriv->dm.entry_min_undec_sm_pwdb;
740
741 rtl_dbg(rtlpriv, DBG_LOUD, DBG_LOUD,
742 "AP Ext Port PWDB = 0x%lx\n",
743 dm_pstable->rssi_val_min);
744 }
745
746 rtl8723e_dm_rf_saving(hw, false);
747 }
748
749 void rtl8723e_dm_init(struct ieee80211_hw *hw)
750 {
751 struct rtl_priv *rtlpriv = rtl_priv(hw);
752
753 rtlpriv->dm.dm_type = DM_TYPE_BYDRIVER;
754 rtl_dm_diginit(hw, 0x20);
755 rtl8723_dm_init_dynamic_txpower(hw);
756 rtl8723_dm_init_edca_turbo(hw);
757 rtl8723e_dm_init_rate_adaptive_mask(hw);
758 rtl8723e_dm_initialize_txpower_tracking(hw);
759 rtl8723_dm_init_dynamic_bb_powersaving(hw);
760 }
761
762 void rtl8723e_dm_watchdog(struct ieee80211_hw *hw)
763 {
764 struct rtl_priv *rtlpriv = rtl_priv(hw);
765 struct rtl_ps_ctl *ppsc = rtl_psc(rtl_priv(hw));
766 bool fw_current_inpsmode = false;
767 bool fw_ps_awake = true;
768 rtlpriv->cfg->ops->get_hw_reg(hw, HW_VAR_FW_PSMODE_STATUS,
769 (u8 *)(&fw_current_inpsmode));
770 rtlpriv->cfg->ops->get_hw_reg(hw, HW_VAR_FWLPS_RF_ON,
771 (u8 *)(&fw_ps_awake));
772
773 if (ppsc->p2p_ps_info.p2p_ps_mode)
774 fw_ps_awake = false;
775
776 spin_lock(&rtlpriv->locks.rf_ps_lock);
777 if ((ppsc->rfpwr_state == ERFON) &&
778 ((!fw_current_inpsmode) && fw_ps_awake) &&
779 (!ppsc->rfchange_inprogress)) {
780 rtl8723e_dm_pwdb_monitor(hw);
781 rtl8723e_dm_dig(hw);
782 rtl8723e_dm_false_alarm_counter_statistics(hw);
783 rtl8723e_dm_dynamic_bb_powersaving(hw);
784 rtl8723e_dm_dynamic_txpower(hw);
785 rtl8723e_dm_check_txpower_tracking(hw);
786 rtl8723e_dm_refresh_rate_adaptive_mask(hw);
787 rtl8723e_dm_bt_coexist(hw);
788 rtl8723e_dm_check_edca_turbo(hw);
789 }
790 spin_unlock(&rtlpriv->locks.rf_ps_lock);
791 if (rtlpriv->btcoexist.init_set)
792 rtl_write_byte(rtlpriv, 0x76e, 0xc);
793 }
794
795 static void rtl8723e_dm_init_bt_coexist(struct ieee80211_hw *hw)
796 {
797 struct rtl_priv *rtlpriv = rtl_priv(hw);
798
799 rtlpriv->btcoexist.bt_rfreg_origin_1e
800 = rtl_get_rfreg(hw, (enum radio_path)0, RF_RCK1, 0xfffff);
801 rtlpriv->btcoexist.bt_rfreg_origin_1f
802 = rtl_get_rfreg(hw, (enum radio_path)0, RF_RCK2, 0xf0);
803
804 rtlpriv->btcoexist.cstate = 0;
805 rtlpriv->btcoexist.previous_state = 0;
806 rtlpriv->btcoexist.cstate_h = 0;
807 rtlpriv->btcoexist.previous_state_h = 0;
808 rtlpriv->btcoexist.lps_counter = 0;
809
810 /* Enable counter statistics */
811 rtl_write_byte(rtlpriv, 0x76e, 0x4);
812 rtl_write_byte(rtlpriv, 0x778, 0x3);
813 rtl_write_byte(rtlpriv, 0x40, 0x20);
814
815 rtlpriv->btcoexist.init_set = true;
816 }
817
818 void rtl8723e_dm_bt_coexist(struct ieee80211_hw *hw)
819 {
820 struct rtl_priv *rtlpriv = rtl_priv(hw);
821 u8 tmp_byte = 0;
822 if (!rtlpriv->btcoexist.bt_coexistence) {
823 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
824 "[DM]{BT], BT not exist!!\n");
825 return;
826 }
827
828 if (!rtlpriv->btcoexist.init_set) {
829 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
830 "[DM][BT], %s\n", __func__);
831 rtl8723e_dm_init_bt_coexist(hw);
832 }
833
834 tmp_byte = rtl_read_byte(rtlpriv, 0x40);
835 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
836 "[DM][BT], 0x40 is 0x%x\n", tmp_byte);
837 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
838 "[DM][BT], bt_dm_coexist start\n");
839 rtl8723e_dm_bt_coexist_8723(hw);
840 }
Linux with added FPC-III support