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rtw88: coex: add power off setting

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Clear WL/BT on/off bit in scoreboard register that is used to exchange
WL/BT status. Since the status is preserved after warm reboot, we must
clear it when WL is going to down.

Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Link: https://lore.kernel.org/r/20210219054140.7835-1-pkshih@realtek.com
This commit is contained in:
Ping-Ke Shih 2021-02-19 13:41:40 +08:00 • committed by Kalle Valo
parent 1193a7de6e
commit 5b492c7dbd
3 changed files with 7 additions and 0 deletions
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5
drivers/net/wireless/realtek/rtw88/coex.c
View file

@ -2646,6 +2646,11 @@ void rtw_coex_power_on_setting(struct rtw_dev *rtwdev)
rtw_coex_set_gnt_debug(rtwdev);
}
void rtw_coex_power_off_setting(struct rtw_dev *rtwdev)
{
rtw_write16(rtwdev, REG_WIFI_BT_INFO, BIT_BT_INT_EN);
}
void rtw_coex_init_hw_config(struct rtw_dev *rtwdev, bool wifi_only)
{
__rtw_coex_init_hw_config(rtwdev, wifi_only);

1
drivers/net/wireless/realtek/rtw88/coex.h
View file

@ -393,6 +393,7 @@ void rtw_coex_bt_multi_link_remain_work(struct work_struct *work);
void rtw_coex_wl_ccklock_work(struct work_struct *work);
void rtw_coex_power_on_setting(struct rtw_dev *rtwdev);
void rtw_coex_power_off_setting(struct rtw_dev *rtwdev);
void rtw_coex_init_hw_config(struct rtw_dev *rtwdev, bool wifi_only);
void rtw_coex_ips_notify(struct rtw_dev *rtwdev, u8 type);
void rtw_coex_lps_notify(struct rtw_dev *rtwdev, u8 type);

1
drivers/net/wireless/realtek/rtw88/main.c
View file

@ -1138,6 +1138,7 @@ int rtw_core_start(struct rtw_dev *rtwdev)
static void rtw_power_off(struct rtw_dev *rtwdev)
{
rtw_hci_stop(rtwdev);
rtw_coex_power_off_setting(rtwdev);
rtw_mac_power_off(rtwdev);
}