xref: /OK3568_Linux_fs/kernel/drivers/net/wireless/realtek/rtlwifi/rtl8192ee/dm.c (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun // SPDX-License-Identifier: GPL-2.0
2*4882a593Smuzhiyun /* Copyright(c) 2009-2014  Realtek Corporation.*/
3*4882a593Smuzhiyun 
4*4882a593Smuzhiyun #include "../wifi.h"
5*4882a593Smuzhiyun #include "../base.h"
6*4882a593Smuzhiyun #include "../pci.h"
7*4882a593Smuzhiyun #include "../core.h"
8*4882a593Smuzhiyun #include "reg.h"
9*4882a593Smuzhiyun #include "def.h"
10*4882a593Smuzhiyun #include "phy.h"
11*4882a593Smuzhiyun #include "dm.h"
12*4882a593Smuzhiyun #include "fw.h"
13*4882a593Smuzhiyun #include "trx.h"
14*4882a593Smuzhiyun 
rtl92ee_dm_false_alarm_counter_statistics(struct ieee80211_hw * hw)15*4882a593Smuzhiyun static void rtl92ee_dm_false_alarm_counter_statistics(struct ieee80211_hw *hw)
16*4882a593Smuzhiyun {
17*4882a593Smuzhiyun 	u32 ret_value;
18*4882a593Smuzhiyun 	struct rtl_priv *rtlpriv = rtl_priv(hw);
19*4882a593Smuzhiyun 	struct false_alarm_statistics *falsealm_cnt = &rtlpriv->falsealm_cnt;
20*4882a593Smuzhiyun 
21*4882a593Smuzhiyun 	rtl_set_bbreg(hw, DM_REG_OFDM_FA_HOLDC_11N, BIT(31), 1);
22*4882a593Smuzhiyun 	rtl_set_bbreg(hw, DM_REG_OFDM_FA_RSTD_11N, BIT(31), 1);
23*4882a593Smuzhiyun 
24*4882a593Smuzhiyun 	ret_value = rtl_get_bbreg(hw, DM_REG_OFDM_FA_TYPE1_11N, MASKDWORD);
25*4882a593Smuzhiyun 	falsealm_cnt->cnt_fast_fsync_fail = (ret_value & 0xffff);
26*4882a593Smuzhiyun 	falsealm_cnt->cnt_sb_search_fail = ((ret_value & 0xffff0000) >> 16);
27*4882a593Smuzhiyun 
28*4882a593Smuzhiyun 	ret_value = rtl_get_bbreg(hw, DM_REG_OFDM_FA_TYPE2_11N, MASKDWORD);
29*4882a593Smuzhiyun 	falsealm_cnt->cnt_ofdm_cca = (ret_value & 0xffff);
30*4882a593Smuzhiyun 	falsealm_cnt->cnt_parity_fail = ((ret_value & 0xffff0000) >> 16);
31*4882a593Smuzhiyun 
32*4882a593Smuzhiyun 	ret_value = rtl_get_bbreg(hw, DM_REG_OFDM_FA_TYPE3_11N, MASKDWORD);
33*4882a593Smuzhiyun 	falsealm_cnt->cnt_rate_illegal = (ret_value & 0xffff);
34*4882a593Smuzhiyun 	falsealm_cnt->cnt_crc8_fail = ((ret_value & 0xffff0000) >> 16);
35*4882a593Smuzhiyun 
36*4882a593Smuzhiyun 	ret_value = rtl_get_bbreg(hw, DM_REG_OFDM_FA_TYPE4_11N, MASKDWORD);
37*4882a593Smuzhiyun 	falsealm_cnt->cnt_mcs_fail = (ret_value & 0xffff);
38*4882a593Smuzhiyun 
39*4882a593Smuzhiyun 	falsealm_cnt->cnt_ofdm_fail = falsealm_cnt->cnt_parity_fail +
40*4882a593Smuzhiyun 				      falsealm_cnt->cnt_rate_illegal +
41*4882a593Smuzhiyun 				      falsealm_cnt->cnt_crc8_fail +
42*4882a593Smuzhiyun 				      falsealm_cnt->cnt_mcs_fail +
43*4882a593Smuzhiyun 				      falsealm_cnt->cnt_fast_fsync_fail +
44*4882a593Smuzhiyun 				      falsealm_cnt->cnt_sb_search_fail;
45*4882a593Smuzhiyun 
46*4882a593Smuzhiyun 	ret_value = rtl_get_bbreg(hw, DM_REG_SC_CNT_11N, MASKDWORD);
47*4882a593Smuzhiyun 	falsealm_cnt->cnt_bw_lsc = (ret_value & 0xffff);
48*4882a593Smuzhiyun 	falsealm_cnt->cnt_bw_usc = ((ret_value & 0xffff0000) >> 16);
49*4882a593Smuzhiyun 
50*4882a593Smuzhiyun 	rtl_set_bbreg(hw, DM_REG_CCK_FA_RST_11N, BIT(12), 1);
51*4882a593Smuzhiyun 	rtl_set_bbreg(hw, DM_REG_CCK_FA_RST_11N, BIT(14), 1);
52*4882a593Smuzhiyun 
53*4882a593Smuzhiyun 	ret_value = rtl_get_bbreg(hw, DM_REG_CCK_FA_LSB_11N, MASKBYTE0);
54*4882a593Smuzhiyun 	falsealm_cnt->cnt_cck_fail = ret_value;
55*4882a593Smuzhiyun 
56*4882a593Smuzhiyun 	ret_value = rtl_get_bbreg(hw, DM_REG_CCK_FA_MSB_11N, MASKBYTE3);
57*4882a593Smuzhiyun 	falsealm_cnt->cnt_cck_fail += (ret_value & 0xff) << 8;
58*4882a593Smuzhiyun 
59*4882a593Smuzhiyun 	ret_value = rtl_get_bbreg(hw, DM_REG_CCK_CCA_CNT_11N, MASKDWORD);
60*4882a593Smuzhiyun 	falsealm_cnt->cnt_cck_cca = ((ret_value & 0xff) << 8) |
61*4882a593Smuzhiyun 				    ((ret_value & 0xFF00) >> 8);
62*4882a593Smuzhiyun 
63*4882a593Smuzhiyun 	falsealm_cnt->cnt_all = falsealm_cnt->cnt_fast_fsync_fail +
64*4882a593Smuzhiyun 				falsealm_cnt->cnt_sb_search_fail +
65*4882a593Smuzhiyun 				falsealm_cnt->cnt_parity_fail +
66*4882a593Smuzhiyun 				falsealm_cnt->cnt_rate_illegal +
67*4882a593Smuzhiyun 				falsealm_cnt->cnt_crc8_fail +
68*4882a593Smuzhiyun 				falsealm_cnt->cnt_mcs_fail +
69*4882a593Smuzhiyun 				falsealm_cnt->cnt_cck_fail;
70*4882a593Smuzhiyun 
71*4882a593Smuzhiyun 	falsealm_cnt->cnt_cca_all = falsealm_cnt->cnt_ofdm_cca +
72*4882a593Smuzhiyun 				    falsealm_cnt->cnt_cck_cca;
73*4882a593Smuzhiyun 
74*4882a593Smuzhiyun 	/*reset false alarm counter registers*/
75*4882a593Smuzhiyun 	rtl_set_bbreg(hw, DM_REG_OFDM_FA_RSTC_11N, BIT(31), 1);
76*4882a593Smuzhiyun 	rtl_set_bbreg(hw, DM_REG_OFDM_FA_RSTC_11N, BIT(31), 0);
77*4882a593Smuzhiyun 	rtl_set_bbreg(hw, DM_REG_OFDM_FA_RSTD_11N, BIT(27), 1);
78*4882a593Smuzhiyun 	rtl_set_bbreg(hw, DM_REG_OFDM_FA_RSTD_11N, BIT(27), 0);
79*4882a593Smuzhiyun 	/*update ofdm counter*/
80*4882a593Smuzhiyun 	rtl_set_bbreg(hw, DM_REG_OFDM_FA_HOLDC_11N, BIT(31), 0);
81*4882a593Smuzhiyun 	rtl_set_bbreg(hw, DM_REG_OFDM_FA_RSTD_11N, BIT(31), 0);
82*4882a593Smuzhiyun 	/*reset CCK CCA counter*/
83*4882a593Smuzhiyun 	rtl_set_bbreg(hw, DM_REG_CCK_FA_RST_11N, BIT(13) | BIT(12), 0);
84*4882a593Smuzhiyun 	rtl_set_bbreg(hw, DM_REG_CCK_FA_RST_11N, BIT(13) | BIT(12), 2);
85*4882a593Smuzhiyun 	/*reset CCK FA counter*/
86*4882a593Smuzhiyun 	rtl_set_bbreg(hw, DM_REG_CCK_FA_RST_11N, BIT(15) | BIT(14), 0);
87*4882a593Smuzhiyun 	rtl_set_bbreg(hw, DM_REG_CCK_FA_RST_11N, BIT(15) | BIT(14), 2);
88*4882a593Smuzhiyun 
89*4882a593Smuzhiyun 	rtl_dbg(rtlpriv, COMP_DIG, DBG_TRACE,
90*4882a593Smuzhiyun 		"cnt_parity_fail = %d, cnt_rate_illegal = %d, cnt_crc8_fail = %d, cnt_mcs_fail = %d\n",
91*4882a593Smuzhiyun 		falsealm_cnt->cnt_parity_fail,
92*4882a593Smuzhiyun 		falsealm_cnt->cnt_rate_illegal,
93*4882a593Smuzhiyun 		falsealm_cnt->cnt_crc8_fail, falsealm_cnt->cnt_mcs_fail);
94*4882a593Smuzhiyun 
95*4882a593Smuzhiyun 	rtl_dbg(rtlpriv, COMP_DIG, DBG_TRACE,
96*4882a593Smuzhiyun 		"cnt_ofdm_fail = %x, cnt_cck_fail = %x, cnt_all = %x\n",
97*4882a593Smuzhiyun 		falsealm_cnt->cnt_ofdm_fail,
98*4882a593Smuzhiyun 		falsealm_cnt->cnt_cck_fail, falsealm_cnt->cnt_all);
99*4882a593Smuzhiyun }
100*4882a593Smuzhiyun 
rtl92ee_dm_cck_packet_detection_thresh(struct ieee80211_hw * hw)101*4882a593Smuzhiyun static void rtl92ee_dm_cck_packet_detection_thresh(struct ieee80211_hw *hw)
102*4882a593Smuzhiyun {
103*4882a593Smuzhiyun 	struct rtl_priv *rtlpriv = rtl_priv(hw);
104*4882a593Smuzhiyun 	struct dig_t *dm_dig = &rtlpriv->dm_digtable;
105*4882a593Smuzhiyun 	u8 cur_cck_cca_thresh;
106*4882a593Smuzhiyun 
107*4882a593Smuzhiyun 	if (rtlpriv->mac80211.link_state >= MAC80211_LINKED) {
108*4882a593Smuzhiyun 		if (dm_dig->rssi_val_min > 25) {
109*4882a593Smuzhiyun 			cur_cck_cca_thresh = 0xcd;
110*4882a593Smuzhiyun 		} else if ((dm_dig->rssi_val_min <= 25) &&
111*4882a593Smuzhiyun 			   (dm_dig->rssi_val_min > 10)) {
112*4882a593Smuzhiyun 			cur_cck_cca_thresh = 0x83;
113*4882a593Smuzhiyun 		} else {
114*4882a593Smuzhiyun 			if (rtlpriv->falsealm_cnt.cnt_cck_fail > 1000)
115*4882a593Smuzhiyun 				cur_cck_cca_thresh = 0x83;
116*4882a593Smuzhiyun 			else
117*4882a593Smuzhiyun 				cur_cck_cca_thresh = 0x40;
118*4882a593Smuzhiyun 		}
119*4882a593Smuzhiyun 	} else {
120*4882a593Smuzhiyun 		if (rtlpriv->falsealm_cnt.cnt_cck_fail > 1000)
121*4882a593Smuzhiyun 			cur_cck_cca_thresh = 0x83;
122*4882a593Smuzhiyun 		else
123*4882a593Smuzhiyun 			cur_cck_cca_thresh = 0x40;
124*4882a593Smuzhiyun 	}
125*4882a593Smuzhiyun 	rtl92ee_dm_write_cck_cca_thres(hw, cur_cck_cca_thresh);
126*4882a593Smuzhiyun }
127*4882a593Smuzhiyun 
rtl92ee_dm_dig(struct ieee80211_hw * hw)128*4882a593Smuzhiyun static void rtl92ee_dm_dig(struct ieee80211_hw *hw)
129*4882a593Smuzhiyun {
130*4882a593Smuzhiyun 	struct rtl_priv *rtlpriv = rtl_priv(hw);
131*4882a593Smuzhiyun 	struct rtl_mac *mac = rtl_mac(rtl_priv(hw));
132*4882a593Smuzhiyun 	struct dig_t *dm_dig = &rtlpriv->dm_digtable;
133*4882a593Smuzhiyun 	u8 dig_min_0, dig_maxofmin;
134*4882a593Smuzhiyun 	bool bfirstconnect , bfirstdisconnect;
135*4882a593Smuzhiyun 	u8 dm_dig_max, dm_dig_min;
136*4882a593Smuzhiyun 	u8 current_igi = dm_dig->cur_igvalue;
137*4882a593Smuzhiyun 	u8 offset;
138*4882a593Smuzhiyun 
139*4882a593Smuzhiyun 	/* AP,BT */
140*4882a593Smuzhiyun 	if (mac->act_scanning)
141*4882a593Smuzhiyun 		return;
142*4882a593Smuzhiyun 
143*4882a593Smuzhiyun 	dig_min_0 = dm_dig->dig_min_0;
144*4882a593Smuzhiyun 	bfirstconnect = (mac->link_state >= MAC80211_LINKED) &&
145*4882a593Smuzhiyun 			!dm_dig->media_connect_0;
146*4882a593Smuzhiyun 	bfirstdisconnect = (mac->link_state < MAC80211_LINKED) &&
147*4882a593Smuzhiyun 			   dm_dig->media_connect_0;
148*4882a593Smuzhiyun 
149*4882a593Smuzhiyun 	dm_dig_max = 0x5a;
150*4882a593Smuzhiyun 	dm_dig_min = DM_DIG_MIN;
151*4882a593Smuzhiyun 	dig_maxofmin = DM_DIG_MAX_AP;
152*4882a593Smuzhiyun 
153*4882a593Smuzhiyun 	if (mac->link_state >= MAC80211_LINKED) {
154*4882a593Smuzhiyun 		if ((dm_dig->rssi_val_min + 10) > dm_dig_max)
155*4882a593Smuzhiyun 			dm_dig->rx_gain_max = dm_dig_max;
156*4882a593Smuzhiyun 		else if ((dm_dig->rssi_val_min + 10) < dm_dig_min)
157*4882a593Smuzhiyun 			dm_dig->rx_gain_max = dm_dig_min;
158*4882a593Smuzhiyun 		else
159*4882a593Smuzhiyun 			dm_dig->rx_gain_max = dm_dig->rssi_val_min + 10;
160*4882a593Smuzhiyun 
161*4882a593Smuzhiyun 		if (rtlpriv->dm.one_entry_only) {
162*4882a593Smuzhiyun 			offset = 0;
163*4882a593Smuzhiyun 			if (dm_dig->rssi_val_min - offset < dm_dig_min)
164*4882a593Smuzhiyun 				dig_min_0 = dm_dig_min;
165*4882a593Smuzhiyun 			else if (dm_dig->rssi_val_min - offset >
166*4882a593Smuzhiyun 				 dig_maxofmin)
167*4882a593Smuzhiyun 				dig_min_0 = dig_maxofmin;
168*4882a593Smuzhiyun 			else
169*4882a593Smuzhiyun 				dig_min_0 = dm_dig->rssi_val_min - offset;
170*4882a593Smuzhiyun 		} else {
171*4882a593Smuzhiyun 			dig_min_0 = dm_dig_min;
172*4882a593Smuzhiyun 		}
173*4882a593Smuzhiyun 
174*4882a593Smuzhiyun 	} else {
175*4882a593Smuzhiyun 		dm_dig->rx_gain_max = dm_dig_max;
176*4882a593Smuzhiyun 		dig_min_0 = dm_dig_min;
177*4882a593Smuzhiyun 		rtl_dbg(rtlpriv, COMP_DIG, DBG_LOUD, "no link\n");
178*4882a593Smuzhiyun 	}
179*4882a593Smuzhiyun 
180*4882a593Smuzhiyun 	if (rtlpriv->falsealm_cnt.cnt_all > 10000) {
181*4882a593Smuzhiyun 		if (dm_dig->large_fa_hit != 3)
182*4882a593Smuzhiyun 			dm_dig->large_fa_hit++;
183*4882a593Smuzhiyun 		if (dm_dig->forbidden_igi < current_igi) {
184*4882a593Smuzhiyun 			dm_dig->forbidden_igi = current_igi;
185*4882a593Smuzhiyun 			dm_dig->large_fa_hit = 1;
186*4882a593Smuzhiyun 		}
187*4882a593Smuzhiyun 
188*4882a593Smuzhiyun 		if (dm_dig->large_fa_hit >= 3) {
189*4882a593Smuzhiyun 			if (dm_dig->forbidden_igi + 1 > dm_dig->rx_gain_max)
190*4882a593Smuzhiyun 				dm_dig->rx_gain_min =
191*4882a593Smuzhiyun 						dm_dig->rx_gain_max;
192*4882a593Smuzhiyun 			else
193*4882a593Smuzhiyun 				dm_dig->rx_gain_min =
194*4882a593Smuzhiyun 						dm_dig->forbidden_igi + 1;
195*4882a593Smuzhiyun 			dm_dig->recover_cnt = 3600;
196*4882a593Smuzhiyun 		}
197*4882a593Smuzhiyun 	} else {
198*4882a593Smuzhiyun 		if (dm_dig->recover_cnt != 0) {
199*4882a593Smuzhiyun 			dm_dig->recover_cnt--;
200*4882a593Smuzhiyun 		} else {
201*4882a593Smuzhiyun 			if (dm_dig->large_fa_hit < 3) {
202*4882a593Smuzhiyun 				if ((dm_dig->forbidden_igi - 1) <
203*4882a593Smuzhiyun 				    dig_min_0) {
204*4882a593Smuzhiyun 					dm_dig->forbidden_igi = dig_min_0;
205*4882a593Smuzhiyun 					dm_dig->rx_gain_min =
206*4882a593Smuzhiyun 								dig_min_0;
207*4882a593Smuzhiyun 				} else {
208*4882a593Smuzhiyun 					dm_dig->forbidden_igi--;
209*4882a593Smuzhiyun 					dm_dig->rx_gain_min =
210*4882a593Smuzhiyun 						dm_dig->forbidden_igi + 1;
211*4882a593Smuzhiyun 				}
212*4882a593Smuzhiyun 			} else {
213*4882a593Smuzhiyun 				dm_dig->large_fa_hit = 0;
214*4882a593Smuzhiyun 			}
215*4882a593Smuzhiyun 		}
216*4882a593Smuzhiyun 	}
217*4882a593Smuzhiyun 
218*4882a593Smuzhiyun 	if (rtlpriv->dm.dbginfo.num_qry_beacon_pkt < 5)
219*4882a593Smuzhiyun 		dm_dig->rx_gain_min = dm_dig_min;
220*4882a593Smuzhiyun 
221*4882a593Smuzhiyun 	if (dm_dig->rx_gain_min > dm_dig->rx_gain_max)
222*4882a593Smuzhiyun 		dm_dig->rx_gain_min = dm_dig->rx_gain_max;
223*4882a593Smuzhiyun 
224*4882a593Smuzhiyun 	if (mac->link_state >= MAC80211_LINKED) {
225*4882a593Smuzhiyun 		if (bfirstconnect) {
226*4882a593Smuzhiyun 			if (dm_dig->rssi_val_min <= dig_maxofmin)
227*4882a593Smuzhiyun 				current_igi = dm_dig->rssi_val_min;
228*4882a593Smuzhiyun 			else
229*4882a593Smuzhiyun 				current_igi = dig_maxofmin;
230*4882a593Smuzhiyun 
231*4882a593Smuzhiyun 			dm_dig->large_fa_hit = 0;
232*4882a593Smuzhiyun 		} else {
233*4882a593Smuzhiyun 			if (rtlpriv->falsealm_cnt.cnt_all > DM_DIG_FA_TH2)
234*4882a593Smuzhiyun 				current_igi += 4;
235*4882a593Smuzhiyun 			else if (rtlpriv->falsealm_cnt.cnt_all > DM_DIG_FA_TH1)
236*4882a593Smuzhiyun 				current_igi += 2;
237*4882a593Smuzhiyun 			else if (rtlpriv->falsealm_cnt.cnt_all < DM_DIG_FA_TH0)
238*4882a593Smuzhiyun 				current_igi -= 2;
239*4882a593Smuzhiyun 
240*4882a593Smuzhiyun 			if (rtlpriv->dm.dbginfo.num_qry_beacon_pkt < 5 &&
241*4882a593Smuzhiyun 			    rtlpriv->falsealm_cnt.cnt_all < DM_DIG_FA_TH1)
242*4882a593Smuzhiyun 				current_igi = dm_dig->rx_gain_min;
243*4882a593Smuzhiyun 		}
244*4882a593Smuzhiyun 	} else {
245*4882a593Smuzhiyun 		if (bfirstdisconnect) {
246*4882a593Smuzhiyun 			current_igi = dm_dig->rx_gain_min;
247*4882a593Smuzhiyun 		} else {
248*4882a593Smuzhiyun 			if (rtlpriv->falsealm_cnt.cnt_all > 10000)
249*4882a593Smuzhiyun 				current_igi += 4;
250*4882a593Smuzhiyun 			else if (rtlpriv->falsealm_cnt.cnt_all > 8000)
251*4882a593Smuzhiyun 				current_igi += 2;
252*4882a593Smuzhiyun 			else if (rtlpriv->falsealm_cnt.cnt_all < 500)
253*4882a593Smuzhiyun 				current_igi -= 2;
254*4882a593Smuzhiyun 		}
255*4882a593Smuzhiyun 	}
256*4882a593Smuzhiyun 
257*4882a593Smuzhiyun 	if (current_igi > dm_dig->rx_gain_max)
258*4882a593Smuzhiyun 		current_igi = dm_dig->rx_gain_max;
259*4882a593Smuzhiyun 	if (current_igi < dm_dig->rx_gain_min)
260*4882a593Smuzhiyun 		current_igi = dm_dig->rx_gain_min;
261*4882a593Smuzhiyun 
262*4882a593Smuzhiyun 	rtl92ee_dm_write_dig(hw , current_igi);
263*4882a593Smuzhiyun 	dm_dig->media_connect_0 = ((mac->link_state >= MAC80211_LINKED) ?
264*4882a593Smuzhiyun 				   true : false);
265*4882a593Smuzhiyun 	dm_dig->dig_min_0 = dig_min_0;
266*4882a593Smuzhiyun }
267*4882a593Smuzhiyun 
rtl92ee_dm_write_cck_cca_thres(struct ieee80211_hw * hw,u8 cur_thres)268*4882a593Smuzhiyun void rtl92ee_dm_write_cck_cca_thres(struct ieee80211_hw *hw, u8 cur_thres)
269*4882a593Smuzhiyun {
270*4882a593Smuzhiyun 	struct rtl_priv *rtlpriv = rtl_priv(hw);
271*4882a593Smuzhiyun 	struct dig_t *dm_dig = &rtlpriv->dm_digtable;
272*4882a593Smuzhiyun 
273*4882a593Smuzhiyun 	if (dm_dig->cur_cck_cca_thres != cur_thres)
274*4882a593Smuzhiyun 		rtl_write_byte(rtlpriv, DM_REG_CCK_CCA_11N, cur_thres);
275*4882a593Smuzhiyun 
276*4882a593Smuzhiyun 	dm_dig->pre_cck_cca_thres = dm_dig->cur_cck_cca_thres;
277*4882a593Smuzhiyun 	dm_dig->cur_cck_cca_thres = cur_thres;
278*4882a593Smuzhiyun }
279*4882a593Smuzhiyun 
rtl92ee_dm_write_dig(struct ieee80211_hw * hw,u8 current_igi)280*4882a593Smuzhiyun void rtl92ee_dm_write_dig(struct ieee80211_hw *hw, u8 current_igi)
281*4882a593Smuzhiyun {
282*4882a593Smuzhiyun 	struct rtl_priv *rtlpriv = rtl_priv(hw);
283*4882a593Smuzhiyun 	struct dig_t *dm_dig = &rtlpriv->dm_digtable;
284*4882a593Smuzhiyun 
285*4882a593Smuzhiyun 	if (dm_dig->stop_dig)
286*4882a593Smuzhiyun 		return;
287*4882a593Smuzhiyun 
288*4882a593Smuzhiyun 	if (dm_dig->cur_igvalue != current_igi) {
289*4882a593Smuzhiyun 		rtl_set_bbreg(hw, ROFDM0_XAAGCCORE1, 0x7f, current_igi);
290*4882a593Smuzhiyun 		if (rtlpriv->phy.rf_type != RF_1T1R)
291*4882a593Smuzhiyun 			rtl_set_bbreg(hw, ROFDM0_XBAGCCORE1, 0x7f, current_igi);
292*4882a593Smuzhiyun 	}
293*4882a593Smuzhiyun 	dm_dig->pre_igvalue = dm_dig->cur_igvalue;
294*4882a593Smuzhiyun 	dm_dig->cur_igvalue = current_igi;
295*4882a593Smuzhiyun }
296*4882a593Smuzhiyun 
rtl92ee_rssi_dump_to_register(struct ieee80211_hw * hw)297*4882a593Smuzhiyun static void rtl92ee_rssi_dump_to_register(struct ieee80211_hw *hw)
298*4882a593Smuzhiyun {
299*4882a593Smuzhiyun 	struct rtl_priv *rtlpriv = rtl_priv(hw);
300*4882a593Smuzhiyun 
301*4882a593Smuzhiyun 	rtl_write_byte(rtlpriv, RA_RSSIDUMP,
302*4882a593Smuzhiyun 		       rtlpriv->stats.rx_rssi_percentage[0]);
303*4882a593Smuzhiyun 	rtl_write_byte(rtlpriv, RB_RSSIDUMP,
304*4882a593Smuzhiyun 		       rtlpriv->stats.rx_rssi_percentage[1]);
305*4882a593Smuzhiyun 	/*It seems the following values are not initialized.
306*4882a593Smuzhiyun 	  *According to Windows code,
307*4882a593Smuzhiyun 	  *these value will only be valid with JAGUAR chips
308*4882a593Smuzhiyun 	  */
309*4882a593Smuzhiyun 	/* Rx EVM */
310*4882a593Smuzhiyun 	rtl_write_byte(rtlpriv, RS1_RXEVMDUMP, rtlpriv->stats.rx_evm_dbm[0]);
311*4882a593Smuzhiyun 	rtl_write_byte(rtlpriv, RS2_RXEVMDUMP, rtlpriv->stats.rx_evm_dbm[1]);
312*4882a593Smuzhiyun 	/* Rx SNR */
313*4882a593Smuzhiyun 	rtl_write_byte(rtlpriv, RA_RXSNRDUMP,
314*4882a593Smuzhiyun 		       (u8)(rtlpriv->stats.rx_snr_db[0]));
315*4882a593Smuzhiyun 	rtl_write_byte(rtlpriv, RB_RXSNRDUMP,
316*4882a593Smuzhiyun 		       (u8)(rtlpriv->stats.rx_snr_db[1]));
317*4882a593Smuzhiyun 	/* Rx Cfo_Short */
318*4882a593Smuzhiyun 	rtl_write_word(rtlpriv, RA_CFOSHORTDUMP,
319*4882a593Smuzhiyun 		       rtlpriv->stats.rx_cfo_short[0]);
320*4882a593Smuzhiyun 	rtl_write_word(rtlpriv, RB_CFOSHORTDUMP,
321*4882a593Smuzhiyun 		       rtlpriv->stats.rx_cfo_short[1]);
322*4882a593Smuzhiyun 	/* Rx Cfo_Tail */
323*4882a593Smuzhiyun 	rtl_write_word(rtlpriv, RA_CFOLONGDUMP, rtlpriv->stats.rx_cfo_tail[0]);
324*4882a593Smuzhiyun 	rtl_write_word(rtlpriv, RB_CFOLONGDUMP, rtlpriv->stats.rx_cfo_tail[1]);
325*4882a593Smuzhiyun }
326*4882a593Smuzhiyun 
rtl92ee_dm_find_minimum_rssi(struct ieee80211_hw * hw)327*4882a593Smuzhiyun static void rtl92ee_dm_find_minimum_rssi(struct ieee80211_hw *hw)
328*4882a593Smuzhiyun {
329*4882a593Smuzhiyun 	struct rtl_priv *rtlpriv = rtl_priv(hw);
330*4882a593Smuzhiyun 	struct dig_t *rtl_dm_dig = &rtlpriv->dm_digtable;
331*4882a593Smuzhiyun 	struct rtl_mac *mac = rtl_mac(rtlpriv);
332*4882a593Smuzhiyun 
333*4882a593Smuzhiyun 	/* Determine the minimum RSSI  */
334*4882a593Smuzhiyun 	if ((mac->link_state < MAC80211_LINKED) &&
335*4882a593Smuzhiyun 	    (rtlpriv->dm.entry_min_undec_sm_pwdb == 0)) {
336*4882a593Smuzhiyun 		rtl_dm_dig->min_undec_pwdb_for_dm = 0;
337*4882a593Smuzhiyun 		rtl_dbg(rtlpriv, COMP_BB_POWERSAVING, DBG_LOUD,
338*4882a593Smuzhiyun 			"Not connected to any\n");
339*4882a593Smuzhiyun 	}
340*4882a593Smuzhiyun 	if (mac->link_state >= MAC80211_LINKED) {
341*4882a593Smuzhiyun 		if (mac->opmode == NL80211_IFTYPE_AP ||
342*4882a593Smuzhiyun 		    mac->opmode == NL80211_IFTYPE_ADHOC) {
343*4882a593Smuzhiyun 			rtl_dm_dig->min_undec_pwdb_for_dm =
344*4882a593Smuzhiyun 				rtlpriv->dm.entry_min_undec_sm_pwdb;
345*4882a593Smuzhiyun 			rtl_dbg(rtlpriv, COMP_BB_POWERSAVING, DBG_LOUD,
346*4882a593Smuzhiyun 				"AP Client PWDB = 0x%lx\n",
347*4882a593Smuzhiyun 				rtlpriv->dm.entry_min_undec_sm_pwdb);
348*4882a593Smuzhiyun 		} else {
349*4882a593Smuzhiyun 			rtl_dm_dig->min_undec_pwdb_for_dm =
350*4882a593Smuzhiyun 			    rtlpriv->dm.undec_sm_pwdb;
351*4882a593Smuzhiyun 			rtl_dbg(rtlpriv, COMP_BB_POWERSAVING, DBG_LOUD,
352*4882a593Smuzhiyun 				"STA Default Port PWDB = 0x%x\n",
353*4882a593Smuzhiyun 				rtl_dm_dig->min_undec_pwdb_for_dm);
354*4882a593Smuzhiyun 		}
355*4882a593Smuzhiyun 	} else {
356*4882a593Smuzhiyun 		rtl_dm_dig->min_undec_pwdb_for_dm =
357*4882a593Smuzhiyun 			rtlpriv->dm.entry_min_undec_sm_pwdb;
358*4882a593Smuzhiyun 		rtl_dbg(rtlpriv, COMP_BB_POWERSAVING, DBG_LOUD,
359*4882a593Smuzhiyun 			"AP Ext Port or disconnect PWDB = 0x%x\n",
360*4882a593Smuzhiyun 			rtl_dm_dig->min_undec_pwdb_for_dm);
361*4882a593Smuzhiyun 	}
362*4882a593Smuzhiyun 	rtl_dbg(rtlpriv, COMP_DIG, DBG_LOUD,
363*4882a593Smuzhiyun 		"MinUndecoratedPWDBForDM =%d\n",
364*4882a593Smuzhiyun 		rtl_dm_dig->min_undec_pwdb_for_dm);
365*4882a593Smuzhiyun }
366*4882a593Smuzhiyun 
rtl92ee_dm_check_rssi_monitor(struct ieee80211_hw * hw)367*4882a593Smuzhiyun static void rtl92ee_dm_check_rssi_monitor(struct ieee80211_hw *hw)
368*4882a593Smuzhiyun {
369*4882a593Smuzhiyun 	struct rtl_priv *rtlpriv = rtl_priv(hw);
370*4882a593Smuzhiyun 	struct dig_t *dm_dig = &rtlpriv->dm_digtable;
371*4882a593Smuzhiyun 	struct rtl_mac *mac = rtl_mac(rtlpriv);
372*4882a593Smuzhiyun 	struct rtl_dm *dm = rtl_dm(rtlpriv);
373*4882a593Smuzhiyun 	struct rtl_sta_info *drv_priv;
374*4882a593Smuzhiyun 	u8 h2c[4] = { 0 };
375*4882a593Smuzhiyun 	long max = 0, min = 0xff;
376*4882a593Smuzhiyun 	u8 i = 0;
377*4882a593Smuzhiyun 
378*4882a593Smuzhiyun 	if (mac->opmode == NL80211_IFTYPE_AP ||
379*4882a593Smuzhiyun 	    mac->opmode == NL80211_IFTYPE_ADHOC ||
380*4882a593Smuzhiyun 	    mac->opmode == NL80211_IFTYPE_MESH_POINT) {
381*4882a593Smuzhiyun 		/* AP & ADHOC & MESH */
382*4882a593Smuzhiyun 		spin_lock_bh(&rtlpriv->locks.entry_list_lock);
383*4882a593Smuzhiyun 		list_for_each_entry(drv_priv, &rtlpriv->entry_list, list) {
384*4882a593Smuzhiyun 			struct rssi_sta *stat = &drv_priv->rssi_stat;
385*4882a593Smuzhiyun 
386*4882a593Smuzhiyun 			if (stat->undec_sm_pwdb < min)
387*4882a593Smuzhiyun 				min = stat->undec_sm_pwdb;
388*4882a593Smuzhiyun 			if (stat->undec_sm_pwdb > max)
389*4882a593Smuzhiyun 				max = stat->undec_sm_pwdb;
390*4882a593Smuzhiyun 
391*4882a593Smuzhiyun 			h2c[3] = 0;
392*4882a593Smuzhiyun 			h2c[2] = (u8)(dm->undec_sm_pwdb & 0xFF);
393*4882a593Smuzhiyun 			h2c[1] = 0x20;
394*4882a593Smuzhiyun 			h2c[0] = ++i;
395*4882a593Smuzhiyun 			rtl92ee_fill_h2c_cmd(hw, H2C_92E_RSSI_REPORT, 4, h2c);
396*4882a593Smuzhiyun 		}
397*4882a593Smuzhiyun 		spin_unlock_bh(&rtlpriv->locks.entry_list_lock);
398*4882a593Smuzhiyun 
399*4882a593Smuzhiyun 		/* If associated entry is found */
400*4882a593Smuzhiyun 		if (max != 0) {
401*4882a593Smuzhiyun 			dm->entry_max_undec_sm_pwdb = max;
402*4882a593Smuzhiyun 			RTPRINT(rtlpriv, FDM, DM_PWDB,
403*4882a593Smuzhiyun 				"EntryMaxPWDB = 0x%lx(%ld)\n", max, max);
404*4882a593Smuzhiyun 		} else {
405*4882a593Smuzhiyun 			dm->entry_max_undec_sm_pwdb = 0;
406*4882a593Smuzhiyun 		}
407*4882a593Smuzhiyun 		/* If associated entry is found */
408*4882a593Smuzhiyun 		if (min != 0xff) {
409*4882a593Smuzhiyun 			dm->entry_min_undec_sm_pwdb = min;
410*4882a593Smuzhiyun 			RTPRINT(rtlpriv, FDM, DM_PWDB,
411*4882a593Smuzhiyun 				"EntryMinPWDB = 0x%lx(%ld)\n", min, min);
412*4882a593Smuzhiyun 		} else {
413*4882a593Smuzhiyun 			dm->entry_min_undec_sm_pwdb = 0;
414*4882a593Smuzhiyun 		}
415*4882a593Smuzhiyun 	}
416*4882a593Smuzhiyun 
417*4882a593Smuzhiyun 	/* Indicate Rx signal strength to FW. */
418*4882a593Smuzhiyun 	if (dm->useramask) {
419*4882a593Smuzhiyun 		h2c[3] = 0;
420*4882a593Smuzhiyun 		h2c[2] = (u8)(dm->undec_sm_pwdb & 0xFF);
421*4882a593Smuzhiyun 		h2c[1] = 0x20;
422*4882a593Smuzhiyun 		h2c[0] = 0;
423*4882a593Smuzhiyun 		rtl92ee_fill_h2c_cmd(hw, H2C_92E_RSSI_REPORT, 4, h2c);
424*4882a593Smuzhiyun 	} else {
425*4882a593Smuzhiyun 		rtl_write_byte(rtlpriv, 0x4fe, dm->undec_sm_pwdb);
426*4882a593Smuzhiyun 	}
427*4882a593Smuzhiyun 	rtl92ee_rssi_dump_to_register(hw);
428*4882a593Smuzhiyun 	rtl92ee_dm_find_minimum_rssi(hw);
429*4882a593Smuzhiyun 	dm_dig->rssi_val_min = rtlpriv->dm_digtable.min_undec_pwdb_for_dm;
430*4882a593Smuzhiyun }
431*4882a593Smuzhiyun 
rtl92ee_dm_init_primary_cca_check(struct ieee80211_hw * hw)432*4882a593Smuzhiyun static void rtl92ee_dm_init_primary_cca_check(struct ieee80211_hw *hw)
433*4882a593Smuzhiyun {
434*4882a593Smuzhiyun 	struct rtl_priv *rtlpriv = rtl_priv(hw);
435*4882a593Smuzhiyun 	struct rtl_hal *rtlhal = rtl_hal(rtlpriv);
436*4882a593Smuzhiyun 	struct dynamic_primary_cca *primarycca = &rtlpriv->primarycca;
437*4882a593Smuzhiyun 
438*4882a593Smuzhiyun 	rtlhal->rts_en = 0;
439*4882a593Smuzhiyun 	primarycca->dup_rts_flag = 0;
440*4882a593Smuzhiyun 	primarycca->intf_flag = 0;
441*4882a593Smuzhiyun 	primarycca->intf_type = 0;
442*4882a593Smuzhiyun 	primarycca->monitor_flag = 0;
443*4882a593Smuzhiyun 	primarycca->ch_offset = 0;
444*4882a593Smuzhiyun 	primarycca->mf_state = 0;
445*4882a593Smuzhiyun }
446*4882a593Smuzhiyun 
rtl92ee_dm_is_edca_turbo_disable(struct ieee80211_hw * hw)447*4882a593Smuzhiyun static bool rtl92ee_dm_is_edca_turbo_disable(struct ieee80211_hw *hw)
448*4882a593Smuzhiyun {
449*4882a593Smuzhiyun 	struct rtl_priv *rtlpriv = rtl_priv(hw);
450*4882a593Smuzhiyun 
451*4882a593Smuzhiyun 	if (rtlpriv->mac80211.mode == WIRELESS_MODE_B)
452*4882a593Smuzhiyun 		return true;
453*4882a593Smuzhiyun 
454*4882a593Smuzhiyun 	return false;
455*4882a593Smuzhiyun }
456*4882a593Smuzhiyun 
rtl92ee_dm_init_edca_turbo(struct ieee80211_hw * hw)457*4882a593Smuzhiyun void rtl92ee_dm_init_edca_turbo(struct ieee80211_hw *hw)
458*4882a593Smuzhiyun {
459*4882a593Smuzhiyun 	struct rtl_priv *rtlpriv = rtl_priv(hw);
460*4882a593Smuzhiyun 
461*4882a593Smuzhiyun 	rtlpriv->dm.current_turbo_edca = false;
462*4882a593Smuzhiyun 	rtlpriv->dm.is_cur_rdlstate = false;
463*4882a593Smuzhiyun 	rtlpriv->dm.is_any_nonbepkts = false;
464*4882a593Smuzhiyun }
465*4882a593Smuzhiyun 
rtl92ee_dm_check_edca_turbo(struct ieee80211_hw * hw)466*4882a593Smuzhiyun static void rtl92ee_dm_check_edca_turbo(struct ieee80211_hw *hw)
467*4882a593Smuzhiyun {
468*4882a593Smuzhiyun 	struct rtl_priv *rtlpriv = rtl_priv(hw);
469*4882a593Smuzhiyun 
470*4882a593Smuzhiyun 	static u64 last_txok_cnt;
471*4882a593Smuzhiyun 	static u64 last_rxok_cnt;
472*4882a593Smuzhiyun 	u64 cur_txok_cnt = 0;
473*4882a593Smuzhiyun 	u64 cur_rxok_cnt = 0;
474*4882a593Smuzhiyun 	u32 edca_be_ul = 0x5ea42b;
475*4882a593Smuzhiyun 	u32 edca_be_dl = 0x5ea42b; /*not sure*/
476*4882a593Smuzhiyun 	u32 edca_be = 0x5ea42b;
477*4882a593Smuzhiyun 	bool is_cur_rdlstate;
478*4882a593Smuzhiyun 	bool b_edca_turbo_on = false;
479*4882a593Smuzhiyun 
480*4882a593Smuzhiyun 	if (rtlpriv->dm.dbginfo.num_non_be_pkt > 0x100)
481*4882a593Smuzhiyun 		rtlpriv->dm.is_any_nonbepkts = true;
482*4882a593Smuzhiyun 	rtlpriv->dm.dbginfo.num_non_be_pkt = 0;
483*4882a593Smuzhiyun 
484*4882a593Smuzhiyun 	cur_txok_cnt = rtlpriv->stats.txbytesunicast - last_txok_cnt;
485*4882a593Smuzhiyun 	cur_rxok_cnt = rtlpriv->stats.rxbytesunicast - last_rxok_cnt;
486*4882a593Smuzhiyun 
487*4882a593Smuzhiyun 	/*b_bias_on_rx = false;*/
488*4882a593Smuzhiyun 	b_edca_turbo_on = ((!rtlpriv->dm.is_any_nonbepkts) &&
489*4882a593Smuzhiyun 			   (!rtlpriv->dm.disable_framebursting)) ?
490*4882a593Smuzhiyun 			  true : false;
491*4882a593Smuzhiyun 
492*4882a593Smuzhiyun 	if (rtl92ee_dm_is_edca_turbo_disable(hw))
493*4882a593Smuzhiyun 		goto check_exit;
494*4882a593Smuzhiyun 
495*4882a593Smuzhiyun 	if (b_edca_turbo_on) {
496*4882a593Smuzhiyun 		is_cur_rdlstate = (cur_rxok_cnt > cur_txok_cnt * 4) ?
497*4882a593Smuzhiyun 				    true : false;
498*4882a593Smuzhiyun 
499*4882a593Smuzhiyun 		edca_be = is_cur_rdlstate ? edca_be_dl : edca_be_ul;
500*4882a593Smuzhiyun 		rtl_write_dword(rtlpriv , REG_EDCA_BE_PARAM , edca_be);
501*4882a593Smuzhiyun 		rtlpriv->dm.is_cur_rdlstate = is_cur_rdlstate;
502*4882a593Smuzhiyun 		rtlpriv->dm.current_turbo_edca = true;
503*4882a593Smuzhiyun 	} else {
504*4882a593Smuzhiyun 		if (rtlpriv->dm.current_turbo_edca) {
505*4882a593Smuzhiyun 			u8 tmp = AC0_BE;
506*4882a593Smuzhiyun 
507*4882a593Smuzhiyun 			rtlpriv->cfg->ops->set_hw_reg(hw, HW_VAR_AC_PARAM,
508*4882a593Smuzhiyun 						      (u8 *)(&tmp));
509*4882a593Smuzhiyun 		}
510*4882a593Smuzhiyun 		rtlpriv->dm.current_turbo_edca = false;
511*4882a593Smuzhiyun 	}
512*4882a593Smuzhiyun 
513*4882a593Smuzhiyun check_exit:
514*4882a593Smuzhiyun 	rtlpriv->dm.is_any_nonbepkts = false;
515*4882a593Smuzhiyun 	last_txok_cnt = rtlpriv->stats.txbytesunicast;
516*4882a593Smuzhiyun 	last_rxok_cnt = rtlpriv->stats.rxbytesunicast;
517*4882a593Smuzhiyun }
518*4882a593Smuzhiyun 
rtl92ee_dm_dynamic_edcca(struct ieee80211_hw * hw)519*4882a593Smuzhiyun static void rtl92ee_dm_dynamic_edcca(struct ieee80211_hw *hw)
520*4882a593Smuzhiyun {
521*4882a593Smuzhiyun 	struct rtl_priv *rtlpriv = rtl_priv(hw);
522*4882a593Smuzhiyun 	u8 reg_c50 , reg_c58;
523*4882a593Smuzhiyun 	bool fw_current_in_ps_mode = false;
524*4882a593Smuzhiyun 
525*4882a593Smuzhiyun 	rtlpriv->cfg->ops->get_hw_reg(hw, HW_VAR_FW_PSMODE_STATUS,
526*4882a593Smuzhiyun 				      (u8 *)(&fw_current_in_ps_mode));
527*4882a593Smuzhiyun 	if (fw_current_in_ps_mode)
528*4882a593Smuzhiyun 		return;
529*4882a593Smuzhiyun 
530*4882a593Smuzhiyun 	reg_c50 = rtl_get_bbreg(hw, ROFDM0_XAAGCCORE1, MASKBYTE0);
531*4882a593Smuzhiyun 	reg_c58 = rtl_get_bbreg(hw, ROFDM0_XBAGCCORE1, MASKBYTE0);
532*4882a593Smuzhiyun 
533*4882a593Smuzhiyun 	if (reg_c50 > 0x28 && reg_c58 > 0x28) {
534*4882a593Smuzhiyun 		if (!rtlpriv->rtlhal.pre_edcca_enable) {
535*4882a593Smuzhiyun 			rtl_write_byte(rtlpriv, ROFDM0_ECCATHRESHOLD, 0x03);
536*4882a593Smuzhiyun 			rtl_write_byte(rtlpriv, ROFDM0_ECCATHRESHOLD + 2, 0x00);
537*4882a593Smuzhiyun 			rtlpriv->rtlhal.pre_edcca_enable = true;
538*4882a593Smuzhiyun 		}
539*4882a593Smuzhiyun 	} else if (reg_c50 < 0x25 && reg_c58 < 0x25) {
540*4882a593Smuzhiyun 		if (rtlpriv->rtlhal.pre_edcca_enable) {
541*4882a593Smuzhiyun 			rtl_write_byte(rtlpriv, ROFDM0_ECCATHRESHOLD, 0x7f);
542*4882a593Smuzhiyun 			rtl_write_byte(rtlpriv, ROFDM0_ECCATHRESHOLD + 2, 0x7f);
543*4882a593Smuzhiyun 			rtlpriv->rtlhal.pre_edcca_enable = false;
544*4882a593Smuzhiyun 		}
545*4882a593Smuzhiyun 	}
546*4882a593Smuzhiyun }
547*4882a593Smuzhiyun 
rtl92ee_dm_adaptivity(struct ieee80211_hw * hw)548*4882a593Smuzhiyun static void rtl92ee_dm_adaptivity(struct ieee80211_hw *hw)
549*4882a593Smuzhiyun {
550*4882a593Smuzhiyun 	rtl92ee_dm_dynamic_edcca(hw);
551*4882a593Smuzhiyun }
552*4882a593Smuzhiyun 
rtl92ee_dm_write_dynamic_cca(struct ieee80211_hw * hw,u8 cur_mf_state)553*4882a593Smuzhiyun static void rtl92ee_dm_write_dynamic_cca(struct ieee80211_hw *hw,
554*4882a593Smuzhiyun 					 u8 cur_mf_state)
555*4882a593Smuzhiyun {
556*4882a593Smuzhiyun 	struct dynamic_primary_cca *primarycca = &rtl_priv(hw)->primarycca;
557*4882a593Smuzhiyun 
558*4882a593Smuzhiyun 	if (primarycca->mf_state != cur_mf_state)
559*4882a593Smuzhiyun 		rtl_set_bbreg(hw, DM_REG_L1SBD_PD_CH_11N, BIT(8) | BIT(7),
560*4882a593Smuzhiyun 			      cur_mf_state);
561*4882a593Smuzhiyun 
562*4882a593Smuzhiyun 	primarycca->mf_state = cur_mf_state;
563*4882a593Smuzhiyun }
564*4882a593Smuzhiyun 
rtl92ee_dm_dynamic_primary_cca_ckeck(struct ieee80211_hw * hw)565*4882a593Smuzhiyun static void rtl92ee_dm_dynamic_primary_cca_ckeck(struct ieee80211_hw *hw)
566*4882a593Smuzhiyun {
567*4882a593Smuzhiyun 	struct rtl_priv *rtlpriv = rtl_priv(hw);
568*4882a593Smuzhiyun 	struct false_alarm_statistics *falsealm_cnt = &rtlpriv->falsealm_cnt;
569*4882a593Smuzhiyun 	struct dynamic_primary_cca *primarycca = &rtlpriv->primarycca;
570*4882a593Smuzhiyun 	bool is40mhz = false;
571*4882a593Smuzhiyun 	u64 ofdm_cca, ofdm_fa, bw_usc_cnt, bw_lsc_cnt;
572*4882a593Smuzhiyun 	u8 sec_ch_offset;
573*4882a593Smuzhiyun 	u8 cur_mf_state;
574*4882a593Smuzhiyun 	static u8 count_down = MONITOR_TIME;
575*4882a593Smuzhiyun 
576*4882a593Smuzhiyun 	ofdm_cca = falsealm_cnt->cnt_ofdm_cca;
577*4882a593Smuzhiyun 	ofdm_fa = falsealm_cnt->cnt_ofdm_fail;
578*4882a593Smuzhiyun 	bw_usc_cnt = falsealm_cnt->cnt_bw_usc;
579*4882a593Smuzhiyun 	bw_lsc_cnt = falsealm_cnt->cnt_bw_lsc;
580*4882a593Smuzhiyun 	is40mhz = rtlpriv->mac80211.bw_40;
581*4882a593Smuzhiyun 	sec_ch_offset = rtlpriv->mac80211.cur_40_prime_sc;
582*4882a593Smuzhiyun 	/* NIC: 2: sec is below,  1: sec is above */
583*4882a593Smuzhiyun 
584*4882a593Smuzhiyun 	if (rtlpriv->mac80211.opmode == NL80211_IFTYPE_AP) {
585*4882a593Smuzhiyun 		cur_mf_state = MF_USC_LSC;
586*4882a593Smuzhiyun 		rtl92ee_dm_write_dynamic_cca(hw, cur_mf_state);
587*4882a593Smuzhiyun 		return;
588*4882a593Smuzhiyun 	}
589*4882a593Smuzhiyun 
590*4882a593Smuzhiyun 	if (rtlpriv->mac80211.link_state < MAC80211_LINKED)
591*4882a593Smuzhiyun 		return;
592*4882a593Smuzhiyun 
593*4882a593Smuzhiyun 	if (is40mhz)
594*4882a593Smuzhiyun 		return;
595*4882a593Smuzhiyun 
596*4882a593Smuzhiyun 	if (primarycca->pricca_flag == 0) {
597*4882a593Smuzhiyun 		/* Primary channel is above
598*4882a593Smuzhiyun 		 * NOTE: duplicate CTS can remove this condition
599*4882a593Smuzhiyun 		 */
600*4882a593Smuzhiyun 		if (sec_ch_offset == 2) {
601*4882a593Smuzhiyun 			if ((ofdm_cca > OFDMCCA_TH) &&
602*4882a593Smuzhiyun 			    (bw_lsc_cnt > (bw_usc_cnt + BW_IND_BIAS)) &&
603*4882a593Smuzhiyun 			    (ofdm_fa > (ofdm_cca >> 1))) {
604*4882a593Smuzhiyun 				primarycca->intf_type = 1;
605*4882a593Smuzhiyun 				primarycca->intf_flag = 1;
606*4882a593Smuzhiyun 				cur_mf_state = MF_USC;
607*4882a593Smuzhiyun 				rtl92ee_dm_write_dynamic_cca(hw, cur_mf_state);
608*4882a593Smuzhiyun 				primarycca->pricca_flag = 1;
609*4882a593Smuzhiyun 			} else if ((ofdm_cca > OFDMCCA_TH) &&
610*4882a593Smuzhiyun 				   (bw_lsc_cnt > (bw_usc_cnt + BW_IND_BIAS)) &&
611*4882a593Smuzhiyun 				   (ofdm_fa < (ofdm_cca >> 1))) {
612*4882a593Smuzhiyun 				primarycca->intf_type = 2;
613*4882a593Smuzhiyun 				primarycca->intf_flag = 1;
614*4882a593Smuzhiyun 				cur_mf_state = MF_USC;
615*4882a593Smuzhiyun 				rtl92ee_dm_write_dynamic_cca(hw, cur_mf_state);
616*4882a593Smuzhiyun 				primarycca->pricca_flag = 1;
617*4882a593Smuzhiyun 				primarycca->dup_rts_flag = 1;
618*4882a593Smuzhiyun 				rtlpriv->rtlhal.rts_en = 1;
619*4882a593Smuzhiyun 			} else {
620*4882a593Smuzhiyun 				primarycca->intf_type = 0;
621*4882a593Smuzhiyun 				primarycca->intf_flag = 0;
622*4882a593Smuzhiyun 				cur_mf_state = MF_USC_LSC;
623*4882a593Smuzhiyun 				rtl92ee_dm_write_dynamic_cca(hw, cur_mf_state);
624*4882a593Smuzhiyun 				rtlpriv->rtlhal.rts_en = 0;
625*4882a593Smuzhiyun 				primarycca->dup_rts_flag = 0;
626*4882a593Smuzhiyun 			}
627*4882a593Smuzhiyun 		} else if (sec_ch_offset == 1) {
628*4882a593Smuzhiyun 			if ((ofdm_cca > OFDMCCA_TH) &&
629*4882a593Smuzhiyun 			    (bw_usc_cnt > (bw_lsc_cnt + BW_IND_BIAS)) &&
630*4882a593Smuzhiyun 			    (ofdm_fa > (ofdm_cca >> 1))) {
631*4882a593Smuzhiyun 				primarycca->intf_type = 1;
632*4882a593Smuzhiyun 				primarycca->intf_flag = 1;
633*4882a593Smuzhiyun 				cur_mf_state = MF_LSC;
634*4882a593Smuzhiyun 				rtl92ee_dm_write_dynamic_cca(hw, cur_mf_state);
635*4882a593Smuzhiyun 				primarycca->pricca_flag = 1;
636*4882a593Smuzhiyun 			} else if ((ofdm_cca > OFDMCCA_TH) &&
637*4882a593Smuzhiyun 				   (bw_usc_cnt > (bw_lsc_cnt + BW_IND_BIAS)) &&
638*4882a593Smuzhiyun 				   (ofdm_fa < (ofdm_cca >> 1))) {
639*4882a593Smuzhiyun 				primarycca->intf_type = 2;
640*4882a593Smuzhiyun 				primarycca->intf_flag = 1;
641*4882a593Smuzhiyun 				cur_mf_state = MF_LSC;
642*4882a593Smuzhiyun 				rtl92ee_dm_write_dynamic_cca(hw, cur_mf_state);
643*4882a593Smuzhiyun 				primarycca->pricca_flag = 1;
644*4882a593Smuzhiyun 				primarycca->dup_rts_flag = 1;
645*4882a593Smuzhiyun 				rtlpriv->rtlhal.rts_en = 1;
646*4882a593Smuzhiyun 			} else {
647*4882a593Smuzhiyun 				primarycca->intf_type = 0;
648*4882a593Smuzhiyun 				primarycca->intf_flag = 0;
649*4882a593Smuzhiyun 				cur_mf_state = MF_USC_LSC;
650*4882a593Smuzhiyun 				rtl92ee_dm_write_dynamic_cca(hw, cur_mf_state);
651*4882a593Smuzhiyun 				rtlpriv->rtlhal.rts_en = 0;
652*4882a593Smuzhiyun 				primarycca->dup_rts_flag = 0;
653*4882a593Smuzhiyun 			}
654*4882a593Smuzhiyun 		}
655*4882a593Smuzhiyun 	} else {/* PrimaryCCA->PriCCA_flag==1 */
656*4882a593Smuzhiyun 		count_down--;
657*4882a593Smuzhiyun 		if (count_down == 0) {
658*4882a593Smuzhiyun 			count_down = MONITOR_TIME;
659*4882a593Smuzhiyun 			primarycca->pricca_flag = 0;
660*4882a593Smuzhiyun 			cur_mf_state = MF_USC_LSC;
661*4882a593Smuzhiyun 			/* default */
662*4882a593Smuzhiyun 			rtl92ee_dm_write_dynamic_cca(hw, cur_mf_state);
663*4882a593Smuzhiyun 			rtlpriv->rtlhal.rts_en = 0;
664*4882a593Smuzhiyun 			primarycca->dup_rts_flag = 0;
665*4882a593Smuzhiyun 			primarycca->intf_type = 0;
666*4882a593Smuzhiyun 			primarycca->intf_flag = 0;
667*4882a593Smuzhiyun 		}
668*4882a593Smuzhiyun 	}
669*4882a593Smuzhiyun }
670*4882a593Smuzhiyun 
rtl92ee_dm_dynamic_atc_switch(struct ieee80211_hw * hw)671*4882a593Smuzhiyun static void rtl92ee_dm_dynamic_atc_switch(struct ieee80211_hw *hw)
672*4882a593Smuzhiyun {
673*4882a593Smuzhiyun 	struct rtl_priv *rtlpriv = rtl_priv(hw);
674*4882a593Smuzhiyun 	struct rtl_dm *rtldm = rtl_dm(rtl_priv(hw));
675*4882a593Smuzhiyun 	u8 crystal_cap;
676*4882a593Smuzhiyun 	u32 packet_count;
677*4882a593Smuzhiyun 	int cfo_khz_a , cfo_khz_b , cfo_ave = 0, adjust_xtal = 0;
678*4882a593Smuzhiyun 	int cfo_ave_diff;
679*4882a593Smuzhiyun 
680*4882a593Smuzhiyun 	if (rtlpriv->mac80211.link_state < MAC80211_LINKED) {
681*4882a593Smuzhiyun 		if (rtldm->atc_status == ATC_STATUS_OFF) {
682*4882a593Smuzhiyun 			rtl_set_bbreg(hw, ROFDM1_CFOTRACKING, BIT(11),
683*4882a593Smuzhiyun 				      ATC_STATUS_ON);
684*4882a593Smuzhiyun 			rtldm->atc_status = ATC_STATUS_ON;
685*4882a593Smuzhiyun 		}
686*4882a593Smuzhiyun 		/* Disable CFO tracking for BT */
687*4882a593Smuzhiyun 		if (rtlpriv->cfg->ops->get_btc_status()) {
688*4882a593Smuzhiyun 			if (!rtlpriv->btcoexist.btc_ops->
689*4882a593Smuzhiyun 			    btc_is_bt_disabled(rtlpriv)) {
690*4882a593Smuzhiyun 				rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
691*4882a593Smuzhiyun 					"odm_DynamicATCSwitch(): Disable CFO tracking for BT!!\n");
692*4882a593Smuzhiyun 				return;
693*4882a593Smuzhiyun 			}
694*4882a593Smuzhiyun 		}
695*4882a593Smuzhiyun 		/* Reset Crystal Cap */
696*4882a593Smuzhiyun 		if (rtldm->crystal_cap != rtlpriv->efuse.crystalcap) {
697*4882a593Smuzhiyun 			rtldm->crystal_cap = rtlpriv->efuse.crystalcap;
698*4882a593Smuzhiyun 			crystal_cap = rtldm->crystal_cap & 0x3f;
699*4882a593Smuzhiyun 			rtl_set_bbreg(hw, REG_MAC_PHY_CTRL, 0xFFF000,
700*4882a593Smuzhiyun 				      (crystal_cap | (crystal_cap << 6)));
701*4882a593Smuzhiyun 		}
702*4882a593Smuzhiyun 	} else {
703*4882a593Smuzhiyun 		cfo_khz_a = (int)(rtldm->cfo_tail[0] * 3125) / 1280;
704*4882a593Smuzhiyun 		cfo_khz_b = (int)(rtldm->cfo_tail[1] * 3125) / 1280;
705*4882a593Smuzhiyun 		packet_count = rtldm->packet_count;
706*4882a593Smuzhiyun 
707*4882a593Smuzhiyun 		if (packet_count == rtldm->packet_count_pre)
708*4882a593Smuzhiyun 			return;
709*4882a593Smuzhiyun 
710*4882a593Smuzhiyun 		rtldm->packet_count_pre = packet_count;
711*4882a593Smuzhiyun 
712*4882a593Smuzhiyun 		if (rtlpriv->phy.rf_type == RF_1T1R)
713*4882a593Smuzhiyun 			cfo_ave = cfo_khz_a;
714*4882a593Smuzhiyun 		else
715*4882a593Smuzhiyun 			cfo_ave = (int)(cfo_khz_a + cfo_khz_b) >> 1;
716*4882a593Smuzhiyun 
717*4882a593Smuzhiyun 		cfo_ave_diff = (rtldm->cfo_ave_pre >= cfo_ave) ?
718*4882a593Smuzhiyun 			       (rtldm->cfo_ave_pre - cfo_ave) :
719*4882a593Smuzhiyun 			       (cfo_ave - rtldm->cfo_ave_pre);
720*4882a593Smuzhiyun 
721*4882a593Smuzhiyun 		if (cfo_ave_diff > 20 && !rtldm->large_cfo_hit) {
722*4882a593Smuzhiyun 			rtldm->large_cfo_hit = true;
723*4882a593Smuzhiyun 			return;
724*4882a593Smuzhiyun 		}
725*4882a593Smuzhiyun 		rtldm->large_cfo_hit = false;
726*4882a593Smuzhiyun 
727*4882a593Smuzhiyun 		rtldm->cfo_ave_pre = cfo_ave;
728*4882a593Smuzhiyun 
729*4882a593Smuzhiyun 		if (cfo_ave >= -rtldm->cfo_threshold &&
730*4882a593Smuzhiyun 		    cfo_ave <= rtldm->cfo_threshold && rtldm->is_freeze == 0) {
731*4882a593Smuzhiyun 			if (rtldm->cfo_threshold == CFO_THRESHOLD_XTAL) {
732*4882a593Smuzhiyun 				rtldm->cfo_threshold = CFO_THRESHOLD_XTAL + 10;
733*4882a593Smuzhiyun 				rtldm->is_freeze = 1;
734*4882a593Smuzhiyun 			} else {
735*4882a593Smuzhiyun 				rtldm->cfo_threshold = CFO_THRESHOLD_XTAL;
736*4882a593Smuzhiyun 			}
737*4882a593Smuzhiyun 		}
738*4882a593Smuzhiyun 
739*4882a593Smuzhiyun 		if (cfo_ave > rtldm->cfo_threshold && rtldm->crystal_cap < 0x3f)
740*4882a593Smuzhiyun 			adjust_xtal = ((cfo_ave - CFO_THRESHOLD_XTAL) >> 2) + 1;
741*4882a593Smuzhiyun 		else if ((cfo_ave < -rtlpriv->dm.cfo_threshold) &&
742*4882a593Smuzhiyun 			 rtlpriv->dm.crystal_cap > 0)
743*4882a593Smuzhiyun 			adjust_xtal = ((cfo_ave + CFO_THRESHOLD_XTAL) >> 2) - 1;
744*4882a593Smuzhiyun 
745*4882a593Smuzhiyun 		if (adjust_xtal != 0) {
746*4882a593Smuzhiyun 			rtldm->is_freeze = 0;
747*4882a593Smuzhiyun 			rtldm->crystal_cap += adjust_xtal;
748*4882a593Smuzhiyun 
749*4882a593Smuzhiyun 			if (rtldm->crystal_cap > 0x3f)
750*4882a593Smuzhiyun 				rtldm->crystal_cap = 0x3f;
751*4882a593Smuzhiyun 			else if (rtldm->crystal_cap < 0)
752*4882a593Smuzhiyun 				rtldm->crystal_cap = 0;
753*4882a593Smuzhiyun 
754*4882a593Smuzhiyun 			crystal_cap = rtldm->crystal_cap & 0x3f;
755*4882a593Smuzhiyun 			rtl_set_bbreg(hw, REG_MAC_PHY_CTRL, 0xFFF000,
756*4882a593Smuzhiyun 				      (crystal_cap | (crystal_cap << 6)));
757*4882a593Smuzhiyun 		}
758*4882a593Smuzhiyun 
759*4882a593Smuzhiyun 		if (cfo_ave < CFO_THRESHOLD_ATC &&
760*4882a593Smuzhiyun 		    cfo_ave > -CFO_THRESHOLD_ATC) {
761*4882a593Smuzhiyun 			if (rtldm->atc_status == ATC_STATUS_ON) {
762*4882a593Smuzhiyun 				rtl_set_bbreg(hw, ROFDM1_CFOTRACKING, BIT(11),
763*4882a593Smuzhiyun 					      ATC_STATUS_OFF);
764*4882a593Smuzhiyun 				rtldm->atc_status = ATC_STATUS_OFF;
765*4882a593Smuzhiyun 			}
766*4882a593Smuzhiyun 		} else {
767*4882a593Smuzhiyun 			if (rtldm->atc_status == ATC_STATUS_OFF) {
768*4882a593Smuzhiyun 				rtl_set_bbreg(hw, ROFDM1_CFOTRACKING, BIT(11),
769*4882a593Smuzhiyun 					      ATC_STATUS_ON);
770*4882a593Smuzhiyun 				rtldm->atc_status = ATC_STATUS_ON;
771*4882a593Smuzhiyun 			}
772*4882a593Smuzhiyun 		}
773*4882a593Smuzhiyun 	}
774*4882a593Smuzhiyun }
775*4882a593Smuzhiyun 
rtl92ee_dm_init_txpower_tracking(struct ieee80211_hw * hw)776*4882a593Smuzhiyun static void rtl92ee_dm_init_txpower_tracking(struct ieee80211_hw *hw)
777*4882a593Smuzhiyun {
778*4882a593Smuzhiyun 	struct rtl_priv *rtlpriv = rtl_priv(hw);
779*4882a593Smuzhiyun 	struct rtl_dm *dm = rtl_dm(rtlpriv);
780*4882a593Smuzhiyun 	u8 path;
781*4882a593Smuzhiyun 
782*4882a593Smuzhiyun 	dm->txpower_tracking = true;
783*4882a593Smuzhiyun 	dm->default_ofdm_index = 30;
784*4882a593Smuzhiyun 	dm->default_cck_index = 20;
785*4882a593Smuzhiyun 
786*4882a593Smuzhiyun 	dm->swing_idx_cck_base = dm->default_cck_index;
787*4882a593Smuzhiyun 	dm->cck_index = dm->default_cck_index;
788*4882a593Smuzhiyun 
789*4882a593Smuzhiyun 	for (path = RF90_PATH_A; path < MAX_RF_PATH; path++) {
790*4882a593Smuzhiyun 		dm->swing_idx_ofdm_base[path] = dm->default_ofdm_index;
791*4882a593Smuzhiyun 		dm->ofdm_index[path] = dm->default_ofdm_index;
792*4882a593Smuzhiyun 		dm->delta_power_index[path] = 0;
793*4882a593Smuzhiyun 		dm->delta_power_index_last[path] = 0;
794*4882a593Smuzhiyun 		dm->power_index_offset[path] = 0;
795*4882a593Smuzhiyun 	}
796*4882a593Smuzhiyun }
797*4882a593Smuzhiyun 
rtl92ee_dm_init_rate_adaptive_mask(struct ieee80211_hw * hw)798*4882a593Smuzhiyun void rtl92ee_dm_init_rate_adaptive_mask(struct ieee80211_hw *hw)
799*4882a593Smuzhiyun {
800*4882a593Smuzhiyun 	struct rtl_priv *rtlpriv = rtl_priv(hw);
801*4882a593Smuzhiyun 	struct rate_adaptive *p_ra = &rtlpriv->ra;
802*4882a593Smuzhiyun 
803*4882a593Smuzhiyun 	p_ra->ratr_state = DM_RATR_STA_INIT;
804*4882a593Smuzhiyun 	p_ra->pre_ratr_state = DM_RATR_STA_INIT;
805*4882a593Smuzhiyun 
806*4882a593Smuzhiyun 	if (rtlpriv->dm.dm_type == DM_TYPE_BYDRIVER)
807*4882a593Smuzhiyun 		rtlpriv->dm.useramask = true;
808*4882a593Smuzhiyun 	else
809*4882a593Smuzhiyun 		rtlpriv->dm.useramask = false;
810*4882a593Smuzhiyun 
811*4882a593Smuzhiyun 	p_ra->ldpc_thres = 35;
812*4882a593Smuzhiyun 	p_ra->use_ldpc = false;
813*4882a593Smuzhiyun 	p_ra->high_rssi_thresh_for_ra = 50;
814*4882a593Smuzhiyun 	p_ra->low_rssi_thresh_for_ra40m = 20;
815*4882a593Smuzhiyun }
816*4882a593Smuzhiyun 
_rtl92ee_dm_ra_state_check(struct ieee80211_hw * hw,s32 rssi,u8 * ratr_state)817*4882a593Smuzhiyun static bool _rtl92ee_dm_ra_state_check(struct ieee80211_hw *hw,
818*4882a593Smuzhiyun 				       s32 rssi, u8 *ratr_state)
819*4882a593Smuzhiyun {
820*4882a593Smuzhiyun 	struct rtl_priv *rtlpriv = rtl_priv(hw);
821*4882a593Smuzhiyun 	struct rate_adaptive *p_ra = &rtlpriv->ra;
822*4882a593Smuzhiyun 	const u8 go_up_gap = 5;
823*4882a593Smuzhiyun 	u32 high_rssithresh_for_ra = p_ra->high_rssi_thresh_for_ra;
824*4882a593Smuzhiyun 	u32 low_rssithresh_for_ra = p_ra->low_rssi_thresh_for_ra40m;
825*4882a593Smuzhiyun 	u8 state;
826*4882a593Smuzhiyun 
827*4882a593Smuzhiyun 	/* Threshold Adjustment:
828*4882a593Smuzhiyun 	 * when RSSI state trends to go up one or two levels,
829*4882a593Smuzhiyun 	 * make sure RSSI is high enough.
830*4882a593Smuzhiyun 	 * Here GoUpGap is added to solve
831*4882a593Smuzhiyun 	 * the boundary's level alternation issue.
832*4882a593Smuzhiyun 	 */
833*4882a593Smuzhiyun 	switch (*ratr_state) {
834*4882a593Smuzhiyun 	case DM_RATR_STA_INIT:
835*4882a593Smuzhiyun 	case DM_RATR_STA_HIGH:
836*4882a593Smuzhiyun 		break;
837*4882a593Smuzhiyun 	case DM_RATR_STA_MIDDLE:
838*4882a593Smuzhiyun 		high_rssithresh_for_ra += go_up_gap;
839*4882a593Smuzhiyun 		break;
840*4882a593Smuzhiyun 	case DM_RATR_STA_LOW:
841*4882a593Smuzhiyun 		high_rssithresh_for_ra += go_up_gap;
842*4882a593Smuzhiyun 		low_rssithresh_for_ra += go_up_gap;
843*4882a593Smuzhiyun 		break;
844*4882a593Smuzhiyun 	default:
845*4882a593Smuzhiyun 		rtl_dbg(rtlpriv, COMP_RATR, DBG_DMESG,
846*4882a593Smuzhiyun 			"wrong rssi level setting %d !\n", *ratr_state);
847*4882a593Smuzhiyun 		break;
848*4882a593Smuzhiyun 	}
849*4882a593Smuzhiyun 
850*4882a593Smuzhiyun 	/* Decide RATRState by RSSI. */
851*4882a593Smuzhiyun 	if (rssi > high_rssithresh_for_ra)
852*4882a593Smuzhiyun 		state = DM_RATR_STA_HIGH;
853*4882a593Smuzhiyun 	else if (rssi > low_rssithresh_for_ra)
854*4882a593Smuzhiyun 		state = DM_RATR_STA_MIDDLE;
855*4882a593Smuzhiyun 	else
856*4882a593Smuzhiyun 		state = DM_RATR_STA_LOW;
857*4882a593Smuzhiyun 
858*4882a593Smuzhiyun 	if (*ratr_state != state) {
859*4882a593Smuzhiyun 		*ratr_state = state;
860*4882a593Smuzhiyun 		return true;
861*4882a593Smuzhiyun 	}
862*4882a593Smuzhiyun 
863*4882a593Smuzhiyun 	return false;
864*4882a593Smuzhiyun }
865*4882a593Smuzhiyun 
rtl92ee_dm_refresh_rate_adaptive_mask(struct ieee80211_hw * hw)866*4882a593Smuzhiyun static void rtl92ee_dm_refresh_rate_adaptive_mask(struct ieee80211_hw *hw)
867*4882a593Smuzhiyun {
868*4882a593Smuzhiyun 	struct rtl_priv *rtlpriv = rtl_priv(hw);
869*4882a593Smuzhiyun 	struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw));
870*4882a593Smuzhiyun 	struct rtl_mac *mac = rtl_mac(rtl_priv(hw));
871*4882a593Smuzhiyun 	struct rate_adaptive *p_ra = &rtlpriv->ra;
872*4882a593Smuzhiyun 	struct ieee80211_sta *sta = NULL;
873*4882a593Smuzhiyun 
874*4882a593Smuzhiyun 	if (is_hal_stop(rtlhal)) {
875*4882a593Smuzhiyun 		rtl_dbg(rtlpriv, COMP_RATE, DBG_LOUD,
876*4882a593Smuzhiyun 			"driver is going to unload\n");
877*4882a593Smuzhiyun 		return;
878*4882a593Smuzhiyun 	}
879*4882a593Smuzhiyun 
880*4882a593Smuzhiyun 	if (!rtlpriv->dm.useramask) {
881*4882a593Smuzhiyun 		rtl_dbg(rtlpriv, COMP_RATE, DBG_LOUD,
882*4882a593Smuzhiyun 			"driver does not control rate adaptive mask\n");
883*4882a593Smuzhiyun 		return;
884*4882a593Smuzhiyun 	}
885*4882a593Smuzhiyun 
886*4882a593Smuzhiyun 	if (mac->link_state == MAC80211_LINKED &&
887*4882a593Smuzhiyun 	    mac->opmode == NL80211_IFTYPE_STATION) {
888*4882a593Smuzhiyun 		if (rtlpriv->dm.undec_sm_pwdb < p_ra->ldpc_thres) {
889*4882a593Smuzhiyun 			p_ra->use_ldpc = true;
890*4882a593Smuzhiyun 			p_ra->lower_rts_rate = true;
891*4882a593Smuzhiyun 		} else if (rtlpriv->dm.undec_sm_pwdb >
892*4882a593Smuzhiyun 			   (p_ra->ldpc_thres - 5)) {
893*4882a593Smuzhiyun 			p_ra->use_ldpc = false;
894*4882a593Smuzhiyun 			p_ra->lower_rts_rate = false;
895*4882a593Smuzhiyun 		}
896*4882a593Smuzhiyun 		if (_rtl92ee_dm_ra_state_check(hw, rtlpriv->dm.undec_sm_pwdb,
897*4882a593Smuzhiyun 					       &p_ra->ratr_state)) {
898*4882a593Smuzhiyun 			rcu_read_lock();
899*4882a593Smuzhiyun 			sta = rtl_find_sta(hw, mac->bssid);
900*4882a593Smuzhiyun 			if (sta)
901*4882a593Smuzhiyun 				rtlpriv->cfg->ops->update_rate_tbl(hw, sta,
902*4882a593Smuzhiyun 							      p_ra->ratr_state,
903*4882a593Smuzhiyun 							      true);
904*4882a593Smuzhiyun 			rcu_read_unlock();
905*4882a593Smuzhiyun 
906*4882a593Smuzhiyun 			p_ra->pre_ratr_state = p_ra->ratr_state;
907*4882a593Smuzhiyun 		}
908*4882a593Smuzhiyun 	}
909*4882a593Smuzhiyun }
910*4882a593Smuzhiyun 
rtl92ee_dm_init_dynamic_atc_switch(struct ieee80211_hw * hw)911*4882a593Smuzhiyun static void rtl92ee_dm_init_dynamic_atc_switch(struct ieee80211_hw *hw)
912*4882a593Smuzhiyun {
913*4882a593Smuzhiyun 	struct rtl_priv *rtlpriv = rtl_priv(hw);
914*4882a593Smuzhiyun 
915*4882a593Smuzhiyun 	rtlpriv->dm.crystal_cap = rtlpriv->efuse.crystalcap;
916*4882a593Smuzhiyun 
917*4882a593Smuzhiyun 	rtlpriv->dm.atc_status = rtl_get_bbreg(hw, ROFDM1_CFOTRACKING, BIT(11));
918*4882a593Smuzhiyun 	rtlpriv->dm.cfo_threshold = CFO_THRESHOLD_XTAL;
919*4882a593Smuzhiyun }
920*4882a593Smuzhiyun 
rtl92ee_dm_init(struct ieee80211_hw * hw)921*4882a593Smuzhiyun void rtl92ee_dm_init(struct ieee80211_hw *hw)
922*4882a593Smuzhiyun {
923*4882a593Smuzhiyun 	struct rtl_priv *rtlpriv = rtl_priv(hw);
924*4882a593Smuzhiyun 	u32 cur_igvalue = rtl_get_bbreg(hw, DM_REG_IGI_A_11N, DM_BIT_IGI_11N);
925*4882a593Smuzhiyun 
926*4882a593Smuzhiyun 	rtlpriv->dm.dm_type = DM_TYPE_BYDRIVER;
927*4882a593Smuzhiyun 
928*4882a593Smuzhiyun 	rtl_dm_diginit(hw, cur_igvalue);
929*4882a593Smuzhiyun 	rtl92ee_dm_init_rate_adaptive_mask(hw);
930*4882a593Smuzhiyun 	rtl92ee_dm_init_primary_cca_check(hw);
931*4882a593Smuzhiyun 	rtl92ee_dm_init_edca_turbo(hw);
932*4882a593Smuzhiyun 	rtl92ee_dm_init_txpower_tracking(hw);
933*4882a593Smuzhiyun 	rtl92ee_dm_init_dynamic_atc_switch(hw);
934*4882a593Smuzhiyun }
935*4882a593Smuzhiyun 
rtl92ee_dm_common_info_self_update(struct ieee80211_hw * hw)936*4882a593Smuzhiyun static void rtl92ee_dm_common_info_self_update(struct ieee80211_hw *hw)
937*4882a593Smuzhiyun {
938*4882a593Smuzhiyun 	struct rtl_priv *rtlpriv = rtl_priv(hw);
939*4882a593Smuzhiyun 	struct rtl_sta_info *drv_priv;
940*4882a593Smuzhiyun 	u8 cnt = 0;
941*4882a593Smuzhiyun 
942*4882a593Smuzhiyun 	rtlpriv->dm.one_entry_only = false;
943*4882a593Smuzhiyun 
944*4882a593Smuzhiyun 	if (rtlpriv->mac80211.opmode == NL80211_IFTYPE_STATION &&
945*4882a593Smuzhiyun 	    rtlpriv->mac80211.link_state >= MAC80211_LINKED) {
946*4882a593Smuzhiyun 		rtlpriv->dm.one_entry_only = true;
947*4882a593Smuzhiyun 		return;
948*4882a593Smuzhiyun 	}
949*4882a593Smuzhiyun 
950*4882a593Smuzhiyun 	if (rtlpriv->mac80211.opmode == NL80211_IFTYPE_AP ||
951*4882a593Smuzhiyun 	    rtlpriv->mac80211.opmode == NL80211_IFTYPE_ADHOC ||
952*4882a593Smuzhiyun 	    rtlpriv->mac80211.opmode == NL80211_IFTYPE_MESH_POINT) {
953*4882a593Smuzhiyun 		spin_lock_bh(&rtlpriv->locks.entry_list_lock);
954*4882a593Smuzhiyun 		list_for_each_entry(drv_priv, &rtlpriv->entry_list, list) {
955*4882a593Smuzhiyun 			cnt++;
956*4882a593Smuzhiyun 		}
957*4882a593Smuzhiyun 		spin_unlock_bh(&rtlpriv->locks.entry_list_lock);
958*4882a593Smuzhiyun 
959*4882a593Smuzhiyun 		if (cnt == 1)
960*4882a593Smuzhiyun 			rtlpriv->dm.one_entry_only = true;
961*4882a593Smuzhiyun 	}
962*4882a593Smuzhiyun }
963*4882a593Smuzhiyun 
rtl92ee_dm_dynamic_arfb_select(struct ieee80211_hw * hw,u8 rate,bool collision_state)964*4882a593Smuzhiyun void rtl92ee_dm_dynamic_arfb_select(struct ieee80211_hw *hw,
965*4882a593Smuzhiyun 				    u8 rate, bool collision_state)
966*4882a593Smuzhiyun {
967*4882a593Smuzhiyun 	struct rtl_priv *rtlpriv = rtl_priv(hw);
968*4882a593Smuzhiyun 
969*4882a593Smuzhiyun 	if (rate >= DESC92C_RATEMCS8  && rate <= DESC92C_RATEMCS12) {
970*4882a593Smuzhiyun 		if (collision_state == 1) {
971*4882a593Smuzhiyun 			if (rate == DESC92C_RATEMCS12) {
972*4882a593Smuzhiyun 				rtl_write_dword(rtlpriv, REG_DARFRC, 0x0);
973*4882a593Smuzhiyun 				rtl_write_dword(rtlpriv, REG_DARFRC + 4,
974*4882a593Smuzhiyun 						0x07060501);
975*4882a593Smuzhiyun 			} else if (rate == DESC92C_RATEMCS11) {
976*4882a593Smuzhiyun 				rtl_write_dword(rtlpriv, REG_DARFRC, 0x0);
977*4882a593Smuzhiyun 				rtl_write_dword(rtlpriv, REG_DARFRC + 4,
978*4882a593Smuzhiyun 						0x07070605);
979*4882a593Smuzhiyun 			} else if (rate == DESC92C_RATEMCS10) {
980*4882a593Smuzhiyun 				rtl_write_dword(rtlpriv, REG_DARFRC, 0x0);
981*4882a593Smuzhiyun 				rtl_write_dword(rtlpriv, REG_DARFRC + 4,
982*4882a593Smuzhiyun 						0x08080706);
983*4882a593Smuzhiyun 			} else if (rate == DESC92C_RATEMCS9) {
984*4882a593Smuzhiyun 				rtl_write_dword(rtlpriv, REG_DARFRC, 0x0);
985*4882a593Smuzhiyun 				rtl_write_dword(rtlpriv, REG_DARFRC + 4,
986*4882a593Smuzhiyun 						0x08080707);
987*4882a593Smuzhiyun 			} else {
988*4882a593Smuzhiyun 				rtl_write_dword(rtlpriv, REG_DARFRC, 0x0);
989*4882a593Smuzhiyun 				rtl_write_dword(rtlpriv, REG_DARFRC + 4,
990*4882a593Smuzhiyun 						0x09090808);
991*4882a593Smuzhiyun 			}
992*4882a593Smuzhiyun 		} else {   /* collision_state == 0 */
993*4882a593Smuzhiyun 			if (rate == DESC92C_RATEMCS12) {
994*4882a593Smuzhiyun 				rtl_write_dword(rtlpriv, REG_DARFRC,
995*4882a593Smuzhiyun 						0x05010000);
996*4882a593Smuzhiyun 				rtl_write_dword(rtlpriv, REG_DARFRC + 4,
997*4882a593Smuzhiyun 						0x09080706);
998*4882a593Smuzhiyun 			} else if (rate == DESC92C_RATEMCS11) {
999*4882a593Smuzhiyun 				rtl_write_dword(rtlpriv, REG_DARFRC,
1000*4882a593Smuzhiyun 						0x06050000);
1001*4882a593Smuzhiyun 				rtl_write_dword(rtlpriv, REG_DARFRC + 4,
1002*4882a593Smuzhiyun 						0x09080807);
1003*4882a593Smuzhiyun 			} else if (rate == DESC92C_RATEMCS10) {
1004*4882a593Smuzhiyun 				rtl_write_dword(rtlpriv, REG_DARFRC,
1005*4882a593Smuzhiyun 						0x07060000);
1006*4882a593Smuzhiyun 				rtl_write_dword(rtlpriv, REG_DARFRC + 4,
1007*4882a593Smuzhiyun 						0x0a090908);
1008*4882a593Smuzhiyun 			} else if (rate == DESC92C_RATEMCS9) {
1009*4882a593Smuzhiyun 				rtl_write_dword(rtlpriv, REG_DARFRC,
1010*4882a593Smuzhiyun 						0x07070000);
1011*4882a593Smuzhiyun 				rtl_write_dword(rtlpriv, REG_DARFRC + 4,
1012*4882a593Smuzhiyun 						0x0a090808);
1013*4882a593Smuzhiyun 			} else {
1014*4882a593Smuzhiyun 				rtl_write_dword(rtlpriv, REG_DARFRC,
1015*4882a593Smuzhiyun 						0x08080000);
1016*4882a593Smuzhiyun 				rtl_write_dword(rtlpriv, REG_DARFRC + 4,
1017*4882a593Smuzhiyun 						0x0b0a0909);
1018*4882a593Smuzhiyun 			}
1019*4882a593Smuzhiyun 		}
1020*4882a593Smuzhiyun 	} else {  /* MCS13~MCS15,  1SS, G-mode */
1021*4882a593Smuzhiyun 		if (collision_state == 1) {
1022*4882a593Smuzhiyun 			if (rate == DESC92C_RATEMCS15) {
1023*4882a593Smuzhiyun 				rtl_write_dword(rtlpriv, REG_DARFRC,
1024*4882a593Smuzhiyun 						0x00000000);
1025*4882a593Smuzhiyun 				rtl_write_dword(rtlpriv, REG_DARFRC + 4,
1026*4882a593Smuzhiyun 						0x05040302);
1027*4882a593Smuzhiyun 			} else if (rate == DESC92C_RATEMCS14) {
1028*4882a593Smuzhiyun 				rtl_write_dword(rtlpriv, REG_DARFRC,
1029*4882a593Smuzhiyun 						0x00000000);
1030*4882a593Smuzhiyun 				rtl_write_dword(rtlpriv, REG_DARFRC + 4,
1031*4882a593Smuzhiyun 						0x06050302);
1032*4882a593Smuzhiyun 			} else if (rate == DESC92C_RATEMCS13) {
1033*4882a593Smuzhiyun 				rtl_write_dword(rtlpriv, REG_DARFRC,
1034*4882a593Smuzhiyun 						0x00000000);
1035*4882a593Smuzhiyun 				rtl_write_dword(rtlpriv, REG_DARFRC + 4,
1036*4882a593Smuzhiyun 						0x07060502);
1037*4882a593Smuzhiyun 			} else {
1038*4882a593Smuzhiyun 				rtl_write_dword(rtlpriv, REG_DARFRC,
1039*4882a593Smuzhiyun 						0x00000000);
1040*4882a593Smuzhiyun 				rtl_write_dword(rtlpriv, REG_DARFRC + 4,
1041*4882a593Smuzhiyun 						0x06050402);
1042*4882a593Smuzhiyun 			}
1043*4882a593Smuzhiyun 		} else{   /* collision_state == 0 */
1044*4882a593Smuzhiyun 			if (rate == DESC92C_RATEMCS15) {
1045*4882a593Smuzhiyun 				rtl_write_dword(rtlpriv, REG_DARFRC,
1046*4882a593Smuzhiyun 						0x03020000);
1047*4882a593Smuzhiyun 				rtl_write_dword(rtlpriv, REG_DARFRC + 4,
1048*4882a593Smuzhiyun 						0x07060504);
1049*4882a593Smuzhiyun 			} else if (rate == DESC92C_RATEMCS14) {
1050*4882a593Smuzhiyun 				rtl_write_dword(rtlpriv, REG_DARFRC,
1051*4882a593Smuzhiyun 						0x03020000);
1052*4882a593Smuzhiyun 				rtl_write_dword(rtlpriv, REG_DARFRC + 4,
1053*4882a593Smuzhiyun 						0x08070605);
1054*4882a593Smuzhiyun 			} else if (rate == DESC92C_RATEMCS13) {
1055*4882a593Smuzhiyun 				rtl_write_dword(rtlpriv, REG_DARFRC,
1056*4882a593Smuzhiyun 						0x05020000);
1057*4882a593Smuzhiyun 				rtl_write_dword(rtlpriv, REG_DARFRC + 4,
1058*4882a593Smuzhiyun 						0x09080706);
1059*4882a593Smuzhiyun 			} else {
1060*4882a593Smuzhiyun 				rtl_write_dword(rtlpriv, REG_DARFRC,
1061*4882a593Smuzhiyun 						0x04020000);
1062*4882a593Smuzhiyun 				rtl_write_dword(rtlpriv, REG_DARFRC + 4,
1063*4882a593Smuzhiyun 						0x08070605);
1064*4882a593Smuzhiyun 			}
1065*4882a593Smuzhiyun 		}
1066*4882a593Smuzhiyun 	}
1067*4882a593Smuzhiyun }
1068*4882a593Smuzhiyun 
rtl92ee_dm_watchdog(struct ieee80211_hw * hw)1069*4882a593Smuzhiyun void rtl92ee_dm_watchdog(struct ieee80211_hw *hw)
1070*4882a593Smuzhiyun {
1071*4882a593Smuzhiyun 	struct rtl_priv *rtlpriv = rtl_priv(hw);
1072*4882a593Smuzhiyun 	struct rtl_ps_ctl *ppsc = rtl_psc(rtl_priv(hw));
1073*4882a593Smuzhiyun 	bool fw_current_inpsmode = false;
1074*4882a593Smuzhiyun 	bool fw_ps_awake = true;
1075*4882a593Smuzhiyun 
1076*4882a593Smuzhiyun 	rtlpriv->cfg->ops->get_hw_reg(hw, HW_VAR_FW_PSMODE_STATUS,
1077*4882a593Smuzhiyun 				      (u8 *)(&fw_current_inpsmode));
1078*4882a593Smuzhiyun 	rtlpriv->cfg->ops->get_hw_reg(hw, HW_VAR_FWLPS_RF_ON,
1079*4882a593Smuzhiyun 				      (u8 *)(&fw_ps_awake));
1080*4882a593Smuzhiyun 	if (ppsc->p2p_ps_info.p2p_ps_mode)
1081*4882a593Smuzhiyun 		fw_ps_awake = false;
1082*4882a593Smuzhiyun 
1083*4882a593Smuzhiyun 	spin_lock(&rtlpriv->locks.rf_ps_lock);
1084*4882a593Smuzhiyun 	if ((ppsc->rfpwr_state == ERFON) &&
1085*4882a593Smuzhiyun 	    ((!fw_current_inpsmode) && fw_ps_awake) &&
1086*4882a593Smuzhiyun 	    (!ppsc->rfchange_inprogress)) {
1087*4882a593Smuzhiyun 		rtl92ee_dm_common_info_self_update(hw);
1088*4882a593Smuzhiyun 		rtl92ee_dm_false_alarm_counter_statistics(hw);
1089*4882a593Smuzhiyun 		rtl92ee_dm_check_rssi_monitor(hw);
1090*4882a593Smuzhiyun 		rtl92ee_dm_dig(hw);
1091*4882a593Smuzhiyun 		rtl92ee_dm_adaptivity(hw);
1092*4882a593Smuzhiyun 		rtl92ee_dm_cck_packet_detection_thresh(hw);
1093*4882a593Smuzhiyun 		rtl92ee_dm_refresh_rate_adaptive_mask(hw);
1094*4882a593Smuzhiyun 		rtl92ee_dm_check_edca_turbo(hw);
1095*4882a593Smuzhiyun 		rtl92ee_dm_dynamic_atc_switch(hw);
1096*4882a593Smuzhiyun 		rtl92ee_dm_dynamic_primary_cca_ckeck(hw);
1097*4882a593Smuzhiyun 	}
1098*4882a593Smuzhiyun 	spin_unlock(&rtlpriv->locks.rf_ps_lock);
1099*4882a593Smuzhiyun }
1100