Merge tag 'video-updates-for-2019.04-rc1' of git://git.denx.de/u-boot-video

- ihs and imx driver fixes
- relax EDID validation checks for 0 hsync/vsync
  pulse width (support some quirky displays)
diff --git a/arch/arm/mach-imx/video.c b/arch/arm/mach-imx/video.c
index b40ce53..953fe53 100644
--- a/arch/arm/mach-imx/video.c
+++ b/arch/arm/mach-imx/video.c
@@ -7,7 +7,7 @@
 int board_video_skip(void)
 {
 	int i;
-	int ret;
+	int ret = 0;
 	char const *panel = env_get("panel");
 
 	if (!panel) {
@@ -50,7 +50,7 @@
 		return -EINVAL;
 	}
 
-	return 0;
+	return ret;
 }
 
 #ifdef CONFIG_IMX_HDMI
diff --git a/drivers/video/ihs_video_out.c b/drivers/video/ihs_video_out.c
index 5cdf17a..0af7c2b 100644
--- a/drivers/video/ihs_video_out.c
+++ b/drivers/video/ihs_video_out.c
@@ -238,8 +238,8 @@
 	int res;
 
 	res = regmap_init_mem(dev_ofnode(dev), &priv->map);
-	if (!res) {
-		debug("%s: Could initialize regmap (err = %d)\n", dev->name,
+	if (res) {
+		debug("%s: Could not initialize regmap (err = %d)\n", dev->name,
 		      res);
 		return res;
 	}
@@ -322,7 +322,7 @@
 	}
 
 	res = display_enable(priv->video_tx, 8, &timing);
-	if (res) {
+	if (res && res != -EIO) { /* Ignore missing DP sink error */
 		debug("%s: Could not enable the display (err = %d)\n",
 		      dev->name, res);
 		return res;
diff --git a/drivers/video/videomodes.c b/drivers/video/videomodes.c
index 74bafff..1cfeaa9 100644
--- a/drivers/video/videomodes.c
+++ b/drivers/video/videomodes.c
@@ -396,9 +396,7 @@
 	    EDID_DETAILED_TIMING_VERTICAL_ACTIVE(*t) == 0 ||
 	    EDID_DETAILED_TIMING_VERTICAL_BLANKING(*t) == 0 ||
 	    EDID_DETAILED_TIMING_HSYNC_OFFSET(*t) == 0 ||
-	    EDID_DETAILED_TIMING_HSYNC_PULSE_WIDTH(*t) == 0 ||
 	    EDID_DETAILED_TIMING_VSYNC_OFFSET(*t) == 0 ||
-	    EDID_DETAILED_TIMING_VSYNC_PULSE_WIDTH(*t) == 0 ||
 	    /* 3d formats are not supported*/
 	    EDID_DETAILED_TIMING_FLAG_STEREO(*t) != 0)
 		return -EINVAL;