From: Yan-Hsuan Chuang <yhchu...@realtek.com>
If BIT_DUMMY_FCS_READY_MASK_EN is not enabled, hardware will not mask
out dummy tails and takes them into VHT rx count. Enable the mask to get
expected RX counter.
Signed-off-by: Yan-Hsuan Chuang <yhchu...@realtek.com>
---
drivers/net/wireless/realtek/rtw88/reg.h | 2 ++
drivers/net/wireless/realtek/rtw88/rtw8822c.c | 1 +
2 files changed, 3 insertions(+)
diff --git a/drivers/net/wireless/realtek/rtw88/reg.h
b/drivers/net/wireless/realtek/rtw88/reg.h
index 27732a1..97bcd90 100644
--- a/drivers/net/wireless/realtek/rtw88/reg.h
+++ b/drivers/net/wireless/realtek/rtw88/reg.h
@@ -396,6 +396,8 @@
(BIT_CLEAR_RXPSF_ERRTHR(x) | BIT_RXPSF_ERRTHR(v))
#define REG_RXPSF_TYPE_CTRL 0x1614
+#define REG_GENERAL_OPTION 0x1664
+#define BIT_DUMMY_FCS_READY_MASK_EN BIT(9)
#define REG_WL2LTECOEX_INDIRECT_ACCESS_CTRL_V1 0x1700
#define REG_WL2LTECOEX_INDIRECT_ACCESS_WRITE_DATA_V1 0x1704
diff --git a/drivers/net/wireless/realtek/rtw88/rtw8822c.c
b/drivers/net/wireless/realtek/rtw88/rtw8822c.c
index 3e22597..ec0e62f 100644
--- a/drivers/net/wireless/realtek/rtw88/rtw8822c.c
+++ b/drivers/net/wireless/realtek/rtw88/rtw8822c.c
@@ -905,6 +905,7 @@ static int rtw8822c_mac_init(struct rtw_dev *rtwdev)
rtw_write8(rtwdev, REG_RX_PKT_LIMIT, WLAN_RXPKT_MAX_SZ_512);
rtw_write8(rtwdev, REG_TCR + 2, WLAN_TX_FUNC_CFG2);
rtw_write8(rtwdev, REG_TCR + 1, WLAN_TX_FUNC_CFG1);
+ rtw_write32_set(rtwdev, REG_GENERAL_OPTION,
BIT_DUMMY_FCS_READY_MASK_EN);
rtw_write32(rtwdev, REG_WMAC_OPTION_FUNCTION + 8, WLAN_MAC_OPT_FUNC2);
rtw_write8(rtwdev, REG_WMAC_OPTION_FUNCTION_1, WLAN_MAC_OPT_NORM_FUNC1);
--
2.7.4
