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rtlwifi: btcoex: 21a 2ant: monitor extra wifi rssi to examine network status 

Here we monitor one more wifi rssi to check the status of the network
and set the coex table instead of the legacy way.

Signed-off-by: Yan-Hsuan Chuang <yhchuang@realtek.com>
Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net>
Cc: Pkshih <pkshih@realtek.com>
Cc: Birming Chiu <birming@realtek.com>
Cc: Shaofu <shaofu@realtek.com>
Cc: Steven Ting <steventing@realtek.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
This commit is contained in:
Yan-Hsuan Chuang 2017-04-15 15:31:54 -05:00 committed by Kalle Valo
parent 0fcad45bdb
commit a4162ea71b
1 changed files with 21 additions and 30 deletions
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51
drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtc8821a2ant.c
View File

@ -2939,11 +2939,18 @@ static void btc8821a2ant_action_a2dp_pan_hs(struct btc_coexist *btcoexist)
static void btc8821a2ant_action_pan_edr(struct btc_coexist *btcoexist)
{
u8 wifi_rssi_state, bt_rssi_state;
u8 wifi_rssi_state, wifi_rssi_state1, bt_rssi_state;
u32 wifi_bw;
wifi_rssi_state = btc8821a2ant_wifi_rssi_state(btcoexist, 0, 2, 15, 0);
bt_rssi_state = btc8821a2ant_bt_rssi_state(btcoexist, 2, 35, 0);
wifi_rssi_state1 = btc8821a2ant_wifi_rssi_state(btcoexist, 1, 2,
BT_8821A_2ANT_WIFI_RSSI_COEXSWITCH_THRES, 0);
bt_rssi_state = btc8821a2ant_bt_rssi_state(btcoexist,
2, BT_8821A_2ANT_BT_RSSI_COEXSWITCH_THRES, 0);
btcoexist->btc_set_rf_reg(btcoexist, BTC_RF_A, 0x1, 0xfffff, 0x0);
btc8821a2ant_limited_rx(btcoexist, NORMAL_EXEC, false, false, 0x8);
btc8821a2ant_fw_dac_swing_lvl(btcoexist, NORMAL_EXEC, 6);
@ -2952,30 +2959,25 @@ static void btc8821a2ant_action_pan_edr(struct btc_coexist *btcoexist)
else
btc8821a2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, false);
btcoexist->btc_get(btcoexist, BTC_GET_U4_WIFI_BW, &wifi_bw);
if (BTC_WIFI_BW_LEGACY == wifi_bw) {
/* for HID at 11b/g mode */
btc8821a2ant_coex_table(btcoexist, NORMAL_EXEC, 0x55ff55ff,
0x5aff5aff, 0xffff, 0x3);
if (BTC_RSSI_HIGH(wifi_rssi_state1) && BTC_RSSI_HIGH(bt_rssi_state)) {
btc8821a2ant_coex_table_with_type(btcoexist, NORMAL_EXEC, 10);
btc8821a2ant_power_save_state(btcoexist, BTC_PS_WIFI_NATIVE,
0x0, 0x0);
} else {
btc8821a2ant_coex_table_with_type(btcoexist, NORMAL_EXEC, 13);
btc8821a2ant_power_save_state(btcoexist, BTC_PS_LPS_ON, 0x50,
0x4);
}
if (BTC_WIFI_BW_HT40 == wifi_bw) {
/* fw mechanism */
if ((bt_rssi_state == BTC_RSSI_STATE_HIGH) ||
(bt_rssi_state == BTC_RSSI_STATE_STAY_HIGH)) {
btc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC,
true, 1);
} else {
btc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC,
true, 5);
}
if ((bt_rssi_state == BTC_RSSI_STATE_HIGH) ||
(bt_rssi_state == BTC_RSSI_STATE_STAY_HIGH))
btc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 26);
else
btc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 26);
/* sw mechanism */
/* sw mechanism */
btcoexist->btc_get(btcoexist, BTC_GET_U4_WIFI_BW, &wifi_bw);
if (wifi_bw == BTC_WIFI_BW_HT40) {
if ((wifi_rssi_state == BTC_RSSI_STATE_HIGH) ||
(wifi_rssi_state == BTC_RSSI_STATE_STAY_HIGH)) {
btc8821a2ant_sw_mechanism1(btcoexist, true, false,
@ -2989,17 +2991,6 @@ static void btc8821a2ant_action_pan_edr(struct btc_coexist *btcoexist)
false, 0x18);
}
} else {
/* fw mechanism */
if ((bt_rssi_state == BTC_RSSI_STATE_HIGH) ||
(bt_rssi_state == BTC_RSSI_STATE_STAY_HIGH)) {
btc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC,
true, 1);
} else {
btc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC,
true, 5);
}
/* sw mechanism */
if ((wifi_rssi_state == BTC_RSSI_STATE_HIGH) ||
(wifi_rssi_state == BTC_RSSI_STATE_STAY_HIGH)) {
btc8821a2ant_sw_mechanism1(btcoexist, false, false,