diff options
| author | Ching-Te Ku <ku920601@realtek.com> | 2023-03-14 05:06:13 +0300 |
|---|---|---|
| committer | Kalle Valo <kvalo@kernel.org> | 2023-04-03 16:35:36 +0300 |
| commit | 70a13e5f00e9ee5497b0c25c2787347c4431b5e4 (patch) | |
| tree | 29895fb6544844237db713473f5a14fbac0deeea | |
| parent | 21898a40b2f84deb9438c2ef63f7a5072d6ab2af (diff) | |
| download | linux-70a13e5f00e9ee5497b0c25c2787347c4431b5e4.tar.xz | |
wifi: rtw89: coex: Add LPS protocol radio state for RTL8852B
This LPS state will not turn off RF, and it can still do some basic
traffic, only RTL8852B has the state. Coexistence need let Bluetooth
know WiFi is still alive to prevent some Bluetooth performance issue.
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://lore.kernel.org/r/20230314020617.28193-2-pkshih@realtek.com
| -rw-r--r-- | drivers/net/wireless/realtek/rtw89/coex.c | 10 | ||||
| -rw-r--r-- | drivers/net/wireless/realtek/rtw89/coex.h | 1 |
2 files changed, 10 insertions, 1 deletions
diff --git a/drivers/net/wireless/realtek/rtw89/coex.c b/drivers/net/wireless/realtek/rtw89/coex.c index 3dbd4ee14c70..bd06388ea211 100644 --- a/drivers/net/wireless/realtek/rtw89/coex.c +++ b/drivers/net/wireless/realtek/rtw89/coex.c @@ -5728,6 +5728,11 @@ void rtw89_btc_ntfy_radio_state(struct rtw89_dev *rtwdev, enum btc_rfctrl rf_sta wl->status.map.lps = BTC_LPS_RF_OFF; wl->status.map.busy = 0; break; + case BTC_RFCTRL_LPS_WL_ON: /* LPS-Protocol (RFon) */ + wl->status.map.rf_off = 0; + wl->status.map.lps = BTC_LPS_RF_ON; + wl->status.map.busy = 0; + break; case BTC_RFCTRL_WL_ON: default: wl->status.map.rf_off = 0; @@ -5745,6 +5750,9 @@ void rtw89_btc_ntfy_radio_state(struct rtw89_dev *rtwdev, enum btc_rfctrl rf_sta rtw89_btc_fw_en_rpt(rtwdev, RPT_EN_ALL, false); 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) + _update_bt_scbd(rtwdev, true); } btc->dm.cnt_dm[BTC_DCNT_BTCNT_HANG] = 0; @@ -5755,7 +5763,7 @@ void rtw89_btc_ntfy_radio_state(struct rtw89_dev *rtwdev, enum btc_rfctrl rf_sta btc->dm.tdma_instant_excute = 0; _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; } diff --git a/drivers/net/wireless/realtek/rtw89/coex.h b/drivers/net/wireless/realtek/rtw89/coex.h index 38cc53a505c3..f16421cb30ef 100644 --- a/drivers/net/wireless/realtek/rtw89/coex.h +++ b/drivers/net/wireless/realtek/rtw89/coex.h @@ -131,6 +131,7 @@ enum btc_role_state { enum btc_rfctrl { BTC_RFCTRL_WL_OFF, BTC_RFCTRL_WL_ON, + BTC_RFCTRL_LPS_WL_ON, BTC_RFCTRL_FW_CTRL, BTC_RFCTRL_MAX }; |