rtl8xxxu: Implement 8192eu device specific quirks

Set REG_QUEUE_CTRL and REG_ACLK_MON for 8192eu. Signed-off-by: Jes Sorensen <Jes.Sorensen@redhat.com> Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
mariux64 · Apr 14, 2016 · b052b7f · b052b7f
1 parent e1394fe
commit b052b7f
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diff --git a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.c b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.c
@@ -7197,6 +7197,20 @@ static int rtl8xxxu_init_device(struct ieee80211_hw *hw)
 	if (priv->fops->init_statistics)
 		priv->fops->init_statistics(priv);
 
+	if (priv->rtl_chip == RTL8192E) {
+		/*
+		 * 0x4c6[3] 1: RTS BW = Data BW
+		 * 0: RTS BW depends on CCA / secondary CCA result.
+		 */
+		val8 = rtl8xxxu_read8(priv, REG_QUEUE_CTRL);
+		val8 &= ~BIT(3);
+		rtl8xxxu_write8(priv, REG_QUEUE_CTRL, val8);
+		/*
+		 * Reset USB mode switch setting
+		 */
+		rtl8xxxu_write8(priv, REG_ACLK_MON, 0x00);
+	}
+
 	rtl8723a_phy_lc_calibrate(priv);
 
 	priv->fops->phy_iq_calibrate(priv);

diff --git a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_regs.h b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_regs.h
@@ -512,6 +512,7 @@
 #define REG_PKT_VO_VI_LIFE_TIME		0x04c0
 #define REG_PKT_BE_BK_LIFE_TIME		0x04c2
 #define REG_STBC_SETTING		0x04c4
+#define REG_QUEUE_CTRL			0x04c6
 #define REG_HT_SINGLE_AMPDU_8723B	0x04c7
 #define REG_PROT_MODE_CTRL		0x04c8
 #define REG_MAX_AGGR_NUM		0x04ca