[PATCH AUTOSEL 4.19 21/22] wifi: rtlwifi: rtl8723{be,ae}: using calculate_bit_shift()

From: Sasha Levin
Date: Tue Jan 16 2024 - 17:07:22 EST


From: Su Hui <suhui@xxxxxxxxxxxx>

[ Upstream commit 5c16618bc06a41ad68fd8499a21d35ef57ca06c2 ]

Using calculate_bit_shift() to replace rtl8723_phy_calculate_bit_shift().
And fix an undefined bitwise shift behavior problem.

Signed-off-by: Su Hui <suhui@xxxxxxxxxxxx>
Signed-off-by: Kalle Valo <kvalo@xxxxxxxxxx>
Link: https://msgid.link/20231219065739.1895666-12-suhui@xxxxxxxxxxxx
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
---
drivers/net/wireless/realtek/rtlwifi/rtl8723ae/phy.c | 6 +++---
drivers/net/wireless/realtek/rtlwifi/rtl8723be/phy.c | 4 ++--
2 files changed, 5 insertions(+), 5 deletions(-)

diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8723ae/phy.c b/drivers/net/wireless/realtek/rtlwifi/rtl8723ae/phy.c
index 5cf29f5a4b54..e6ac496e898e 100644
--- a/drivers/net/wireless/realtek/rtlwifi/rtl8723ae/phy.c
+++ b/drivers/net/wireless/realtek/rtlwifi/rtl8723ae/phy.c
@@ -72,7 +72,7 @@ u32 rtl8723e_phy_query_rf_reg(struct ieee80211_hw *hw,
rfpath, regaddr);
}

- bitshift = rtl8723_phy_calculate_bit_shift(bitmask);
+ bitshift = calculate_bit_shift(bitmask);
readback_value = (original_value & bitmask) >> bitshift;

spin_unlock_irqrestore(&rtlpriv->locks.rf_lock, flags);
@@ -104,7 +104,7 @@ void rtl8723e_phy_set_rf_reg(struct ieee80211_hw *hw,
original_value = rtl8723_phy_rf_serial_read(hw,
rfpath,
regaddr);
- bitshift = rtl8723_phy_calculate_bit_shift(bitmask);
+ bitshift = calculate_bit_shift(bitmask);
data =
((original_value & (~bitmask)) |
(data << bitshift));
@@ -113,7 +113,7 @@ void rtl8723e_phy_set_rf_reg(struct ieee80211_hw *hw,
rtl8723_phy_rf_serial_write(hw, rfpath, regaddr, data);
} else {
if (bitmask != RFREG_OFFSET_MASK) {
- bitshift = rtl8723_phy_calculate_bit_shift(bitmask);
+ bitshift = calculate_bit_shift(bitmask);
data =
((original_value & (~bitmask)) |
(data << bitshift));
diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8723be/phy.c b/drivers/net/wireless/realtek/rtlwifi/rtl8723be/phy.c
index 1263b12db5dc..bbbbf61d7bcf 100644
--- a/drivers/net/wireless/realtek/rtlwifi/rtl8723be/phy.c
+++ b/drivers/net/wireless/realtek/rtlwifi/rtl8723be/phy.c
@@ -64,7 +64,7 @@ u32 rtl8723be_phy_query_rf_reg(struct ieee80211_hw *hw, enum radio_path rfpath,
spin_lock_irqsave(&rtlpriv->locks.rf_lock, flags);

original_value = rtl8723_phy_rf_serial_read(hw, rfpath, regaddr);
- bitshift = rtl8723_phy_calculate_bit_shift(bitmask);
+ bitshift = calculate_bit_shift(bitmask);
readback_value = (original_value & bitmask) >> bitshift;

spin_unlock_irqrestore(&rtlpriv->locks.rf_lock, flags);
@@ -92,7 +92,7 @@ void rtl8723be_phy_set_rf_reg(struct ieee80211_hw *hw, enum radio_path path,
if (bitmask != RFREG_OFFSET_MASK) {
original_value = rtl8723_phy_rf_serial_read(hw, path,
regaddr);
- bitshift = rtl8723_phy_calculate_bit_shift(bitmask);
+ bitshift = calculate_bit_shift(bitmask);
data = ((original_value & (~bitmask)) |
(data << bitshift));
}
--
2.43.0