drm/omap: omap_display_timings: rename vsw to vsync_len

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

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/panel-nec-nl8048hl11.c b/drivers/gpu/drm/omapdrm/displays/panel-nec-nl8048hl11.c
index d408824..ce0ab77 100644
--- a/drivers/gpu/drm/omapdrm/displays/panel-nec-nl8048hl11.c
+++ b/drivers/gpu/drm/omapdrm/displays/panel-nec-nl8048hl11.c
@@ -73,7 +73,7 @@ static const struct omap_video_timings nec_8048_panel_timings = {
 	.hsync_len	= 1,
 	.hback_porch	= 4,
 	.vfp		= 3,
-	.vsw		= 1,
+	.vsync_len	= 1,
 	.vbp		= 4,
 
 	.vsync_level	= OMAPDSS_SIG_ACTIVE_LOW,