[PATCH 2/4] drm: bridge/dw-hdmi: remove unused code

[Philipp Zabel]

From: Sascha Hauer <s.hauer at pengutronix.de>

The cable_plugin field in struct dw_hdmi is never set. Remove it and with
it all code that is only executed when the variable is true.

Signed-off-by: Sascha Hauer <s.hauer at pengutronix.de>
Signed-off-by: Philipp Zabel <p.zabel at pengutronix.de>
---
 drivers/gpu/drm/bridge/dw-hdmi.c | 17 -----------------
 1 file changed, 17 deletions(-)

diff --git a/drivers/gpu/drm/bridge/dw-hdmi.c b/drivers/gpu/drm/bridge/dw-hdmi.c
index b0ebf92..e41ff4b 100644
--- a/drivers/gpu/drm/bridge/dw-hdmi.c
+++ b/drivers/gpu/drm/bridge/dw-hdmi.c
@@ -118,7 +118,6 @@ struct dw_hdmi {
 	int vic;
 
 	struct edid *edid;
-	bool cable_plugin;
 
 	bool phy_enabled;
 	struct drm_display_mode previous_mode;
@@ -1158,24 +1157,10 @@ static void dw_hdmi_clear_overflow(struct dw_hdmi *hdmi)
 		hdmi_writeb(hdmi, val, HDMI_FC_INVIDCONF);
 }
 
-static void hdmi_enable_overflow_interrupts(struct dw_hdmi *hdmi)
-{
-	hdmi_writeb(hdmi, 0, HDMI_FC_MASK2);
-	hdmi_writeb(hdmi, 0, HDMI_IH_MUTE_FC_STAT2);
-}
-
-static void hdmi_disable_overflow_interrupts(struct dw_hdmi *hdmi)
-{
-	hdmi_writeb(hdmi, HDMI_IH_MUTE_FC_STAT2_OVERFLOW_MASK,
-		    HDMI_IH_MUTE_FC_STAT2);
-}
-
 static int dw_hdmi_setup(struct dw_hdmi *hdmi, struct drm_display_mode *mode)
 {
 	int ret;
 
-	hdmi_disable_overflow_interrupts(hdmi);
-
 	hdmi->vic = drm_match_cea_mode(mode);
 
 	if (!hdmi->vic) {
@@ -1240,8 +1225,6 @@ static int dw_hdmi_setup(struct dw_hdmi *hdmi, struct drm_display_mode *mode)
 	hdmi_tx_hdcp_config(hdmi);
 
 	dw_hdmi_clear_overflow(hdmi);
-	if (hdmi->cable_plugin && hdmi->sink_is_hdmi)
-		hdmi_enable_overflow_interrupts(hdmi);
 
 	return 0;
 }
-- 
2.6.4