From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 6DEEB59B54; Tue, 23 Jan 2024 01:41:25 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1705974085; cv=none; b=A0bbj4FX1o0y2ZQ8Gy/LZWVt4ZIQORUdAZNiPjq0VF3gFgyCgiYzVoU9W3NTt0e0xtt5Q8Kn0njqSVGm0gcFHV3aV1IdAkwqbhH/RsGQMB5N9IiI0yEsl+n8BACLWOThTIKszia0KNKu/uP7ur6uHFLLgB4uPK1cQ7205srPds8= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1705974085; c=relaxed/simple; bh=qRrnlelJpGREqqo/v55oFyZpFwiKfsn0hDd8zlAoAPI=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=OFxQmQhmVvKl+mLi+XZWFG/nsfM6pTIkZinOpQzDsH4dboOR5B7JzBhUZzV7cNWt4/BhFdeI1abZSLC5PiBR7tIW1v7T7g0gjKaUbya2tfI7MDxCm7/uCMWbmFg8AnZQ/5YYGGLVv+rnbxaVp8Sd5brOA+0hR/wEvBDQ2ME7qAs= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=Cd8G6zLS; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="Cd8G6zLS" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 6BFC8C433C7; Tue, 23 Jan 2024 01:41:24 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1705974084; bh=qRrnlelJpGREqqo/v55oFyZpFwiKfsn0hDd8zlAoAPI=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=Cd8G6zLS5ZGGqKyZMV4dQVRL+LEKKhvWRE5jtboI3BJ0++OXaS7iqr5RH47AYKNQN BllEGotiS5ghBab1fdZDLzwWg8z2q7nitoi363VdDZNe8f3uKvTZAM6bRHw/os+24r koe21gi3SpcYiu7t7YZLPOD53Fq/jOg4+UHk54Ik= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Su Hui , Kalle Valo , Sasha Levin Subject: [PATCH 5.15 157/374] wifi: rtlwifi: rtl8192c: using calculate_bit_shift() Date: Mon, 22 Jan 2024 15:56:53 -0800 Message-ID: <20240122235750.073649984@linuxfoundation.org> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20240122235744.598274724@linuxfoundation.org> References: <20240122235744.598274724@linuxfoundation.org> User-Agent: quilt/0.67 X-stable: review X-Patchwork-Hint: ignore Precedence: bulk X-Mailing-List: patches@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 5.15-stable review patch. If anyone has any objections, please let me know. ------------------ From: Su Hui [ Upstream commit 1dedc3a6699d827d345019e921b8d8f37f694333 ] Using calculate_bit_shift() to replace _rtl92c_phy_calculate_bit_shift(). And fix the undefined bitwise shift behavior problem. Fixes: 4295cd254af3 ("rtlwifi: Move common parts of rtl8192ce/phy.c") Signed-off-by: Su Hui Signed-off-by: Kalle Valo Link: https://msgid.link/20231219065739.1895666-5-suhui@nfschina.com Signed-off-by: Sasha Levin --- .../wireless/realtek/rtlwifi/rtl8192c/phy_common.c | 12 ++---------- .../wireless/realtek/rtlwifi/rtl8192c/phy_common.h | 1 - 2 files changed, 2 insertions(+), 11 deletions(-) diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8192c/phy_common.c b/drivers/net/wireless/realtek/rtlwifi/rtl8192c/phy_common.c index 3d29c8dbb255..144ee780e1b6 100644 --- a/drivers/net/wireless/realtek/rtlwifi/rtl8192c/phy_common.c +++ b/drivers/net/wireless/realtek/rtlwifi/rtl8192c/phy_common.c @@ -17,7 +17,7 @@ u32 rtl92c_phy_query_bb_reg(struct ieee80211_hw *hw, u32 regaddr, u32 bitmask) rtl_dbg(rtlpriv, COMP_RF, DBG_TRACE, "regaddr(%#x), bitmask(%#x)\n", regaddr, bitmask); originalvalue = rtl_read_dword(rtlpriv, regaddr); - bitshift = _rtl92c_phy_calculate_bit_shift(bitmask); + bitshift = calculate_bit_shift(bitmask); returnvalue = (originalvalue & bitmask) >> bitshift; rtl_dbg(rtlpriv, COMP_RF, DBG_TRACE, @@ -40,7 +40,7 @@ void rtl92c_phy_set_bb_reg(struct ieee80211_hw *hw, if (bitmask != MASKDWORD) { originalvalue = rtl_read_dword(rtlpriv, regaddr); - bitshift = _rtl92c_phy_calculate_bit_shift(bitmask); + bitshift = calculate_bit_shift(bitmask); data = ((originalvalue & (~bitmask)) | (data << bitshift)); } @@ -143,14 +143,6 @@ void _rtl92c_phy_rf_serial_write(struct ieee80211_hw *hw, } EXPORT_SYMBOL(_rtl92c_phy_rf_serial_write); -u32 _rtl92c_phy_calculate_bit_shift(u32 bitmask) -{ - u32 i = ffs(bitmask); - - return i ? i - 1 : 32; -} -EXPORT_SYMBOL(_rtl92c_phy_calculate_bit_shift); - static void _rtl92c_phy_bb_config_1t(struct ieee80211_hw *hw) { rtl_set_bbreg(hw, RFPGA0_TXINFO, 0x3, 0x2); diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8192c/phy_common.h b/drivers/net/wireless/realtek/rtlwifi/rtl8192c/phy_common.h index 75afa6253ad0..e64d377dfe9e 100644 --- a/drivers/net/wireless/realtek/rtlwifi/rtl8192c/phy_common.h +++ b/drivers/net/wireless/realtek/rtlwifi/rtl8192c/phy_common.h @@ -196,7 +196,6 @@ bool rtl92c_phy_set_rf_power_state(struct ieee80211_hw *hw, void rtl92ce_phy_set_rf_on(struct ieee80211_hw *hw); void rtl92c_phy_set_io(struct ieee80211_hw *hw); void rtl92c_bb_block_on(struct ieee80211_hw *hw); -u32 _rtl92c_phy_calculate_bit_shift(u32 bitmask); long _rtl92c_phy_txpwr_idx_to_dbm(struct ieee80211_hw *hw, enum wireless_mode wirelessmode, u8 txpwridx); -- 2.43.0