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wifi: rtw89: coex: Update coexistence policy for Wi-Fi LPS

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Including Wi-Fi RF mode to judge is Wi-Fi RF still on or off,
if Wi-Fi is RF off should set scoreboard to let Bluetooth know
Wi-Fi has gone. Every time the Wi-Fi radio state changed firmware
should force execute refresh the TDMA coexistence mechanism to
prevent incorrect mechanism runs at mismatch state. The coexistence
antenna/TDMA settings should consider what the Wi-Fi mode it is now,
this can help to solve some LPS transient state issue like A2DP
slightly glitch.

Signed-off-by: Ching-Te Ku <ku920601@realtek.com>
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://msgid.link/20231218061341.51255-7-pkshih@realtek.com
This commit is contained in:
Ching-Te Ku 2023-12-18 14:13:36 +08:00 committed by Kalle Valo
parent 3ac4b57ca1
commit 94fb737042
1 changed files with 46 additions and 24 deletions
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70
drivers/net/wireless/realtek/rtw89/coex.c
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@ -3503,17 +3503,32 @@ static void _action_wl_init(struct rtw89_dev *rtwdev)
_set_policy(rtwdev, BTC_CXP_OFF_BT, BTC_ACT_WL_INIT);
}
static void _action_wl_off(struct rtw89_dev *rtwdev)
static void _action_wl_off(struct rtw89_dev *rtwdev, u8 mode)
{
struct rtw89_btc *btc = &rtwdev->btc;
struct rtw89_btc_wl_info *wl = &btc->cx.wl;
rtw89_debug(rtwdev, RTW89_DBG_BTC, "[BTC], %s(): !!\n", __func__);
if (wl->status.map.rf_off || btc->dm.bt_only)
if (wl->status.map.rf_off || btc->dm.bt_only) {
_set_ant(rtwdev, NM_EXEC, BTC_PHY_ALL, BTC_ANT_WOFF);
} else if (wl->status.map.lps == BTC_LPS_RF_ON) {
if (wl->role_info.link_mode == BTC_WLINK_5G)
_set_ant(rtwdev, FC_EXEC, BTC_PHY_ALL, BTC_ANT_W5G);
else
_set_ant(rtwdev, FC_EXEC, BTC_PHY_ALL, BTC_ANT_W2G);
}
_set_policy(rtwdev, BTC_CXP_OFF_BT, BTC_ACT_WL_OFF);
if (mode == BTC_WLINK_5G) {
_set_policy(rtwdev, BTC_CXP_OFF_EQ0, BTC_ACT_WL_OFF);
} else if (wl->status.map.lps == BTC_LPS_RF_ON) {
if (btc->cx.bt.link_info.a2dp_desc.active)
_set_policy(rtwdev, BTC_CXP_OFF_BT, BTC_ACT_WL_OFF);
else
_set_policy(rtwdev, BTC_CXP_OFF_BWB1, BTC_ACT_WL_OFF);
} else {
_set_policy(rtwdev, BTC_CXP_OFF_BT, BTC_ACT_WL_OFF);
}
}
static void _action_freerun(struct rtw89_dev *rtwdev)
@ -5339,17 +5354,28 @@ void _run_coex(struct rtw89_dev *rtwdev, enum btc_reason_and_action reason)
}
if (wl->status.map.rf_off_pre == wl->status.map.rf_off &&
wl->status.map.lps_pre == wl->status.map.lps &&
(reason == BTC_RSN_NTFY_POWEROFF ||
reason == BTC_RSN_NTFY_RADIO_STATE)) {
rtw89_debug(rtwdev, RTW89_DBG_BTC,
"[BTC], %s(): return for WL rf off state no change!!\n",
__func__);
return;
wl->status.map.lps_pre == wl->status.map.lps) {
if (reason == BTC_RSN_NTFY_POWEROFF ||
reason == BTC_RSN_NTFY_RADIO_STATE) {
rtw89_debug(rtwdev, RTW89_DBG_BTC,
"[BTC], %s(): return for WL rf off state no change!!\n",
__func__);
return;
}
if (wl->status.map.rf_off == 1 ||
wl->status.map.lps == BTC_LPS_RF_OFF) {
rtw89_debug(rtwdev, RTW89_DBG_BTC,
"[BTC], %s(): return for WL rf off state!!\n",
__func__);
return;
}
}
dm->freerun = false;
dm->cnt_dm[BTC_DCNT_RUN]++;
dm->fddt_train = BTC_FDDT_DISABLE;
btc->ctrl.igno_bt = false;
bt->scan_rx_low_pri = false;
if (btc->ctrl.always_freerun) {
_action_freerun(rtwdev);
@ -5364,15 +5390,11 @@ void _run_coex(struct rtw89_dev *rtwdev, enum btc_reason_and_action reason)
}
if (wl->status.map.rf_off || wl->status.map.lps || dm->bt_only) {
_action_wl_off(rtwdev);
_action_wl_off(rtwdev, mode);
btc->ctrl.igno_bt = true;
goto exit;
}
btc->ctrl.igno_bt = false;
dm->freerun = false;
bt->scan_rx_low_pri = false;
if (reason == BTC_RSN_NTFY_INIT) {
_action_wl_init(rtwdev);
goto exit;
@ -6016,22 +6038,22 @@ void rtw89_btc_ntfy_radio_state(struct rtw89_dev *rtwdev, enum btc_rfctrl rf_sta
chip->ops->btc_init_cfg(rtwdev);
} else {
rtw89_btc_fw_en_rpt(rtwdev, RPT_EN_ALL, false);
if (rf_state == BTC_RFCTRL_WL_OFF)
if (rf_state == BTC_RFCTRL_FW_CTRL)
_write_scbd(rtwdev, BTC_WSCB_ACTIVE, false);
else if (rf_state == BTC_RFCTRL_WL_OFF)
_write_scbd(rtwdev, BTC_WSCB_ALL, false);
else if (rf_state == BTC_RFCTRL_LPS_WL_ON &&
wl->status.map.lps_pre != BTC_LPS_OFF)
else
_write_scbd(rtwdev, BTC_WSCB_ACTIVE, false);
if (rf_state == BTC_RFCTRL_LPS_WL_ON &&
wl->status.map.lps_pre != BTC_LPS_OFF)
_update_bt_scbd(rtwdev, true);
}
btc->dm.cnt_dm[BTC_DCNT_BTCNT_HANG] = 0;
if (wl->status.map.lps_pre == BTC_LPS_OFF &&
wl->status.map.lps_pre != wl->status.map.lps)
btc->dm.tdma_instant_excute = 1;
else
btc->dm.tdma_instant_excute = 0;
btc->dm.tdma_instant_excute = 1;
_run_coex(rtwdev, BTC_RSN_NTFY_RADIO_STATE);
btc->dm.tdma_instant_excute = 0;
wl->status.map.rf_off_pre = wl->status.map.rf_off;
wl->status.map.lps_pre = wl->status.map.lps;
}