From: Larry Finger Date: Fri, 1 Jul 2011 13:50:48 +0000 (-0500) Subject: rtlwifi: rtl8192de: Replace loops calling udelay with single mdelay X-Git-Tag: upstream/snapshot3+hdmi~9045^2~12^2~42^2~261 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=eb8b27ada953f8de182e628d71feff797707768a;p=platform%2Fadaptation%2Frenesas_rcar%2Frenesas_kernel.git rtlwifi: rtl8192de: Replace loops calling udelay with single mdelay There are a number of loops to implement delays. These are replaced with single calls to mdelay(). The need for a fix was noted by Andrew Morton . Signed-off-by: Larry Finger Signed-off-by: John W. Linville --- diff --git a/drivers/net/wireless/rtlwifi/rtl8192de/phy.c b/drivers/net/wireless/rtlwifi/rtl8192de/phy.c index 53f6221..3ac7af1 100644 --- a/drivers/net/wireless/rtlwifi/rtl8192de/phy.c +++ b/drivers/net/wireless/rtlwifi/rtl8192de/phy.c @@ -932,7 +932,7 @@ bool rtl92d_phy_config_rf_with_headerfile(struct ieee80211_hw *hw, enum rf_content content, enum radio_path rfpath) { - int i, j; + int i; u32 *radioa_array_table; u32 *radiob_array_table; u16 radioa_arraylen, radiob_arraylen; @@ -974,13 +974,10 @@ bool rtl92d_phy_config_rf_with_headerfile(struct ieee80211_hw *hw, mdelay(50); } else if (radioa_array_table[i] == 0xfd) { /* delay_ms(5); */ - for (j = 0; j < 100; j++) - udelay(MAX_STALL_TIME); + mdelay(5); } else if (radioa_array_table[i] == 0xfc) { /* delay_ms(1); */ - for (j = 0; j < 20; j++) - udelay(MAX_STALL_TIME); - + mdelay(1); } else if (radioa_array_table[i] == 0xfb) { udelay(50); } else if (radioa_array_table[i] == 0xfa) { @@ -1004,12 +1001,10 @@ bool rtl92d_phy_config_rf_with_headerfile(struct ieee80211_hw *hw, mdelay(50); } else if (radiob_array_table[i] == 0xfd) { /* delay_ms(5); */ - for (j = 0; j < 100; j++) - udelay(MAX_STALL_TIME); + mdelay(5); } else if (radiob_array_table[i] == 0xfc) { /* delay_ms(1); */ - for (j = 0; j < 20; j++) - udelay(MAX_STALL_TIME); + mdelay(1); } else if (radiob_array_table[i] == 0xfb) { udelay(50); } else if (radiob_array_table[i] == 0xfa) { @@ -1276,7 +1271,7 @@ static void rtl92d_phy_switch_wirelessband(struct ieee80211_hw *hw, u8 band) { struct rtl_priv *rtlpriv = rtl_priv(hw); struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw)); - u8 i, value8; + u8 value8; RT_TRACE(rtlpriv, COMP_INIT, DBG_LOUD, ("==>\n")); rtlhal->bandset = band; @@ -1321,8 +1316,7 @@ static void rtl92d_phy_switch_wirelessband(struct ieee80211_hw *hw, u8 band) rtl_write_byte(rtlpriv, (rtlhal->interfaceindex == 0 ? REG_MAC0 : REG_MAC1), value8); } - for (i = 0; i < 20; i++) - udelay(MAX_STALL_TIME); + mdelay(1); RT_TRACE(rtlpriv, COMP_INIT, DBG_LOUD, ("<==Switch Band OK.\n")); }