Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932117AbaBGLsu (ORCPT ); Fri, 7 Feb 2014 06:48:50 -0500 Received: from youngberry.canonical.com ([91.189.89.112]:41638 "EHLO youngberry.canonical.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753013AbaBGLss (ORCPT ); Fri, 7 Feb 2014 06:48:48 -0500 From: Luis Henriques To: linux-kernel@vger.kernel.org, stable@vger.kernel.org, kernel-team@lists.ubuntu.com Cc: Larry Finger , "John W. Linville" , Luis Henriques Subject: [PATCH 3.11 052/233] rtlwifi: rtl8192c: Add routines to save/restore power index registers Date: Fri, 7 Feb 2014 11:44:31 +0000 Message-Id: <1391773652-25214-53-git-send-email-luis.henriques@canonical.com> X-Mailer: git-send-email 1.8.3.2 In-Reply-To: <1391773652-25214-1-git-send-email-luis.henriques@canonical.com> References: <1391773652-25214-1-git-send-email-luis.henriques@canonical.com> X-Extended-Stable: 3.11 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 3.11.10.4 -stable review patch. If anyone has any objections, please let me know. ------------------ From: Larry Finger commit 97204e93f01868eeba6ae5c4f3270f32905bb418 upstream. Signed-off-by: Larry Finger Signed-off-by: John W. Linville Signed-off-by: Luis Henriques --- drivers/net/wireless/rtlwifi/rtl8192c/dm_common.c | 36 +++++++++++++++++++++++ 1 file changed, 36 insertions(+) diff --git a/drivers/net/wireless/rtlwifi/rtl8192c/dm_common.c b/drivers/net/wireless/rtlwifi/rtl8192c/dm_common.c index d2d57a2..06cb94c 100644 --- a/drivers/net/wireless/rtlwifi/rtl8192c/dm_common.c +++ b/drivers/net/wireless/rtlwifi/rtl8192c/dm_common.c @@ -158,6 +158,42 @@ static const u8 cckswing_table_ch14[CCK_TABLE_SIZE][8] = { {0x09, 0x08, 0x07, 0x04, 0x00, 0x00, 0x00, 0x00} }; +static u32 power_index_reg[6] = {0xc90, 0xc91, 0xc92, 0xc98, 0xc99, 0xc9a}; + +void dm_restorepowerindex(struct ieee80211_hw *hw) +{ + struct rtl_priv *rtlpriv = rtl_priv(hw); + u8 index; + + for (index = 0; index < 6; index++) + rtl_write_byte(rtlpriv, power_index_reg[index], + rtlpriv->dm.powerindex_backup[index]); +} +EXPORT_SYMBOL_GPL(dm_restorepowerindex); + +void dm_writepowerindex(struct ieee80211_hw *hw, u8 value) +{ + struct rtl_priv *rtlpriv = rtl_priv(hw); + u8 index; + + for (index = 0; index < 6; index++) + rtl_write_byte(rtlpriv, power_index_reg[index], value); +} +EXPORT_SYMBOL_GPL(dm_writepowerindex); + +void dm_savepowerindex(struct ieee80211_hw *hw) +{ + struct rtl_priv *rtlpriv = rtl_priv(hw); + u8 index; + u8 tmp; + + for (index = 0; index < 6; index++) { + tmp = rtl_read_byte(rtlpriv, power_index_reg[index]); + rtlpriv->dm.powerindex_backup[index] = tmp; + } +} +EXPORT_SYMBOL_GPL(dm_savepowerindex); + static void rtl92c_dm_diginit(struct ieee80211_hw *hw) { struct rtl_priv *rtlpriv = rtl_priv(hw); -- 1.8.3.2 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/