diff --git a/drivers/misc/slimport_anx7808/slimport_tx_drv.c b/drivers/misc/slimport_anx7808/slimport_tx_drv.c
index 8cb2fbd9fb9..14879094b8b 100644
--- a/drivers/misc/slimport_anx7808/slimport_tx_drv.c
+++ b/drivers/misc/slimport_anx7808/slimport_tx_drv.c
@@ -1187,7 +1187,6 @@ static void sp_tx_enable_audio_output(unchar benable)
 	sp_read_reg(TX_P0, SP_TX_AUD_CTRL, &c);
 
 	if (benable) {
-		sp_read_reg(TX_P0, SP_TX_AUD_CTRL, &c);
 		if (c&AUD_EN) {
 			c &= ~AUD_EN;
 			sp_write_reg(TX_P0, SP_TX_AUD_CTRL, c);
@@ -3189,7 +3188,7 @@ static void hdmi_rx_restart_audio_chk(void)
 	SP_DEV_DBG("WAIT_AUDIO: hdmi_rx_restart_audio_chk.\n");
 	g_cts_got = 0;
 	g_audio_got = 0;
-	if (hdmi_system_state == HDMI_AUDIO_CONFIG)
+	if (hdmi_system_state > HDMI_AUDIO_CONFIG)
 		hdmi_rx_set_sys_state(HDMI_AUDIO_CONFIG);
 }
 
@@ -3670,7 +3669,7 @@ static void hdmi_rx_hdmi_dvi_int(void)
 		SP_DEV_NOTICE("hdmi_rx_hdmi_dvi_int: HDMI MODE.");
 
 		if (hdmi_system_state == HDMI_PLAYBACK)
-			hdmi_rx_set_sys_state(HDMI_AUDIO_CONFIG);
+			hdmi_rx_restart_audio_chk();
 	} else {
 		hdmi_rx_unmute_audio();
 	}