linux-kernel - [PATCH 5.10 044/126] rtw88: coex: 8821c: correct antenna switch function

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Date:   Mon,  5 Apr 2021 10:53:26 +0200
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     linux-kernel@...r.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        stable@...r.kernel.org, Guo-Feng Fan <vincent_fann@...ltek.com>,
        Ping-Ke Shih <pkshih@...ltek.com>,
        Kalle Valo <kvalo@...eaurora.org>,
        Sasha Levin <sashal@...nel.org>
Subject: [PATCH 5.10 044/126] rtw88: coex: 8821c: correct antenna switch function

From: Guo-Feng Fan <vincent_fann@...ltek.com>

[ Upstream commit adba838af159914eb98fcd55bfd3a89c9a7d41a8 ]

This patch fixes a defect that uses incorrect function to access
registers. Use 8 and 32 bit access function to access 8 and 32 bit long
data respectively.

Signed-off-by: Guo-Feng Fan <vincent_fann@...ltek.com>
Signed-off-by: Ping-Ke Shih <pkshih@...ltek.com>
Signed-off-by: Kalle Valo <kvalo@...eaurora.org>
Link: https://lore.kernel.org/r/20210202055012.8296-2-pkshih@realtek.com
Signed-off-by: Sasha Levin <sashal@...nel.org>
---
 drivers/net/wireless/realtek/rtw88/rtw8821c.c | 16 ++++++++--------
 1 file changed, 8 insertions(+), 8 deletions(-)

diff --git a/drivers/net/wireless/realtek/rtw88/rtw8821c.c b/drivers/net/wireless/realtek/rtw88/rtw8821c.c
index da2e7415be8f..f9615f76f173 100644
--- a/drivers/net/wireless/realtek/rtw88/rtw8821c.c
+++ b/drivers/net/wireless/realtek/rtw88/rtw8821c.c
@@ -720,8 +720,8 @@ static void rtw8821c_coex_cfg_ant_switch(struct rtw_dev *rtwdev, u8 ctrl_type,
 			regval = (!polarity_inverse ? 0x1 : 0x2);
 		}
 
-		rtw_write8_mask(rtwdev, REG_RFE_CTRL8, BIT_MASK_R_RFE_SEL_15,
-				regval);
+		rtw_write32_mask(rtwdev, REG_RFE_CTRL8, BIT_MASK_R_RFE_SEL_15,
+				 regval);
 		break;
 	case COEX_SWITCH_CTRL_BY_PTA:
 		rtw_write32_clr(rtwdev, REG_LED_CFG, BIT_DPDT_SEL_EN);
@@ -731,8 +731,8 @@ static void rtw8821c_coex_cfg_ant_switch(struct rtw_dev *rtwdev, u8 ctrl_type,
 				PTA_CTRL_PIN);
 
 		regval = (!polarity_inverse ? 0x2 : 0x1);
-		rtw_write8_mask(rtwdev, REG_RFE_CTRL8, BIT_MASK_R_RFE_SEL_15,
-				regval);
+		rtw_write32_mask(rtwdev, REG_RFE_CTRL8, BIT_MASK_R_RFE_SEL_15,
+				 regval);
 		break;
 	case COEX_SWITCH_CTRL_BY_ANTDIV:
 		rtw_write32_clr(rtwdev, REG_LED_CFG, BIT_DPDT_SEL_EN);
@@ -758,11 +758,11 @@ static void rtw8821c_coex_cfg_ant_switch(struct rtw_dev *rtwdev, u8 ctrl_type,
 	}
 
 	if (ctrl_type == COEX_SWITCH_CTRL_BY_BT) {
-		rtw_write32_clr(rtwdev, REG_CTRL_TYPE, BIT_CTRL_TYPE1);
-		rtw_write32_clr(rtwdev, REG_CTRL_TYPE, BIT_CTRL_TYPE2);
+		rtw_write8_clr(rtwdev, REG_CTRL_TYPE, BIT_CTRL_TYPE1);
+		rtw_write8_clr(rtwdev, REG_CTRL_TYPE, BIT_CTRL_TYPE2);
 	} else {
-		rtw_write32_set(rtwdev, REG_CTRL_TYPE, BIT_CTRL_TYPE1);
-		rtw_write32_set(rtwdev, REG_CTRL_TYPE, BIT_CTRL_TYPE2);
+		rtw_write8_set(rtwdev, REG_CTRL_TYPE, BIT_CTRL_TYPE1);
+		rtw_write8_set(rtwdev, REG_CTRL_TYPE, BIT_CTRL_TYPE2);
 	}
 }
 
-- 
2.30.1