2023-06-16 13:13:20

by Ping-Ke Shih

[permalink] [raw]
Subject: [PATCH v2 4/6] wifi: rtw88: Stop high queue during scan

From: Po-Hao Huang <[email protected]>

When traversing channel list, TX in high queue should be disabled
along with beacon function, so packets won't be sent to incorrect
channels.

Signed-off-by: Po-Hao Huang <[email protected]>
Signed-off-by: Ping-Ke Shih <[email protected]>
---
v2: no change
---
drivers/net/wireless/realtek/rtw88/main.c | 7 +++++--
drivers/net/wireless/realtek/rtw88/reg.h | 1 +
2 files changed, 6 insertions(+), 2 deletions(-)

diff --git a/drivers/net/wireless/realtek/rtw88/main.c b/drivers/net/wireless/realtek/rtw88/main.c
index 9447a3aae3b5e..d55b041a6bb93 100644
--- a/drivers/net/wireless/realtek/rtw88/main.c
+++ b/drivers/net/wireless/realtek/rtw88/main.c
@@ -2403,10 +2403,13 @@ void rtw_core_enable_beacon(struct rtw_dev *rtwdev, bool enable)
if (!rtwdev->ap_active)
return;

- if (enable)
+ if (enable) {
rtw_write32_set(rtwdev, REG_BCN_CTRL, BIT_EN_BCN_FUNCTION);
- else
+ rtw_write32_clr(rtwdev, REG_TXPAUSE, BIT_HIGH_QUEUE);
+ } else {
rtw_write32_clr(rtwdev, REG_BCN_CTRL, BIT_EN_BCN_FUNCTION);
+ rtw_write32_set(rtwdev, REG_TXPAUSE, BIT_HIGH_QUEUE);
+ }
}

MODULE_AUTHOR("Realtek Corporation");
diff --git a/drivers/net/wireless/realtek/rtw88/reg.h b/drivers/net/wireless/realtek/rtw88/reg.h
index 60de9de1cc7a8..7c6c11d50ff30 100644
--- a/drivers/net/wireless/realtek/rtw88/reg.h
+++ b/drivers/net/wireless/realtek/rtw88/reg.h
@@ -378,6 +378,7 @@
#define BIT_SIFS_BK_EN BIT(12)
#define REG_TXPAUSE 0x0522
#define BIT_AC_QUEUE GENMASK(7, 0)
+#define BIT_HIGH_QUEUE BIT(5)
#define REG_RD_CTRL 0x0524
#define BIT_EDCCA_MSK_CNTDOWN_EN BIT(11)
#define BIT_DIS_TXOP_CFE BIT(10)
--
2.25.1