4.19-stable review patch. If anyone has any objections, please let me know.
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From: Su Hui suhui@nfschina.com
[ Upstream commit 63526897fc0d086069bcab67c3a112caaec751cb ]
Using calculate_bit_shift() to replace _rtl92ee_phy_calculate_bit_shift(). And fix the undefined bitwise shift behavior problem.
Fixes: b1a3bfc97cd9 ("rtlwifi: rtl8192ee: Move driver from staging to the regular tree") Signed-off-by: Su Hui suhui@nfschina.com Signed-off-by: Kalle Valo kvalo@kernel.org Link: https://msgid.link/20231219065739.1895666-9-suhui@nfschina.com Signed-off-by: Sasha Levin sashal@kernel.org --- .../net/wireless/realtek/rtlwifi/rtl8192ee/phy.c | 16 ++++------------ 1 file changed, 4 insertions(+), 12 deletions(-)
diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8192ee/phy.c b/drivers/net/wireless/realtek/rtlwifi/rtl8192ee/phy.c index 7aeff442bd06..9a3e88d6a570 100644 --- a/drivers/net/wireless/realtek/rtlwifi/rtl8192ee/phy.c +++ b/drivers/net/wireless/realtek/rtlwifi/rtl8192ee/phy.c @@ -38,7 +38,6 @@ static u32 _rtl92ee_phy_rf_serial_read(struct ieee80211_hw *hw, static void _rtl92ee_phy_rf_serial_write(struct ieee80211_hw *hw, enum radio_path rfpath, u32 offset, u32 data); -static u32 _rtl92ee_phy_calculate_bit_shift(u32 bitmask); static bool _rtl92ee_phy_bb8192ee_config_parafile(struct ieee80211_hw *hw); static bool _rtl92ee_phy_config_mac_with_headerfile(struct ieee80211_hw *hw); static bool phy_config_bb_with_hdr_file(struct ieee80211_hw *hw, @@ -68,7 +67,7 @@ u32 rtl92ee_phy_query_bb_reg(struct ieee80211_hw *hw, u32 regaddr, u32 bitmask) RT_TRACE(rtlpriv, COMP_RF, DBG_TRACE, "regaddr(%#x), bitmask(%#x)\n", regaddr, bitmask); originalvalue = rtl_read_dword(rtlpriv, regaddr); - bitshift = _rtl92ee_phy_calculate_bit_shift(bitmask); + bitshift = calculate_bit_shift(bitmask); returnvalue = (originalvalue & bitmask) >> bitshift;
RT_TRACE(rtlpriv, COMP_RF, DBG_TRACE, @@ -90,7 +89,7 @@ void rtl92ee_phy_set_bb_reg(struct ieee80211_hw *hw, u32 regaddr,
if (bitmask != MASKDWORD) { originalvalue = rtl_read_dword(rtlpriv, regaddr); - bitshift = _rtl92ee_phy_calculate_bit_shift(bitmask); + bitshift = calculate_bit_shift(bitmask); data = ((originalvalue & (~bitmask)) | (data << bitshift)); }
@@ -115,7 +114,7 @@ u32 rtl92ee_phy_query_rf_reg(struct ieee80211_hw *hw, spin_lock_irqsave(&rtlpriv->locks.rf_lock, flags);
original_value = _rtl92ee_phy_rf_serial_read(hw , rfpath, regaddr); - bitshift = _rtl92ee_phy_calculate_bit_shift(bitmask); + bitshift = calculate_bit_shift(bitmask); readback_value = (original_value & bitmask) >> bitshift;
spin_unlock_irqrestore(&rtlpriv->locks.rf_lock, flags); @@ -143,7 +142,7 @@ void rtl92ee_phy_set_rf_reg(struct ieee80211_hw *hw,
if (bitmask != RFREG_OFFSET_MASK) { original_value = _rtl92ee_phy_rf_serial_read(hw, rfpath, addr); - bitshift = _rtl92ee_phy_calculate_bit_shift(bitmask); + bitshift = calculate_bit_shift(bitmask); data = (original_value & (~bitmask)) | (data << bitshift); }
@@ -226,13 +225,6 @@ static void _rtl92ee_phy_rf_serial_write(struct ieee80211_hw *hw, pphyreg->rf3wire_offset, data_and_addr); }
-static u32 _rtl92ee_phy_calculate_bit_shift(u32 bitmask) -{ - u32 i = ffs(bitmask); - - return i ? i - 1 : 32; -} - bool rtl92ee_phy_mac_config(struct ieee80211_hw *hw) { return _rtl92ee_phy_config_mac_with_headerfile(hw);