drm/omap: omap_display_timings: rename hfp to hfront_porch

In preparation to move the stack to use the generic videmode struct for
display timing information rename the hfp member to hfront_porch.

Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
diff --git a/drivers/gpu/drm/omapdrm/displays/connector-hdmi.c b/drivers/gpu/drm/omapdrm/displays/connector-hdmi.c
index 707fd62..fd1178b 100644
--- a/drivers/gpu/drm/omapdrm/displays/connector-hdmi.c
+++ b/drivers/gpu/drm/omapdrm/displays/connector-hdmi.c
@@ -26,7 +26,7 @@ static const struct omap_video_timings hdmic_default_timings = {
 	.vactive	= 480,
 	.pixelclock	= 25175000,
 	.hsync_len	= 96,
-	.hfp		= 16,
+	.hfront_porch	= 16,
 	.hbp		= 48,
 	.vsw		= 2,
 	.vfp		= 11,