drm/i915: Fix fbcon setup to align display pitch to 64b.

This is required by the display plane, and fixes 1400x1050 laptop displays.
Signed-off-by: Eric Anholt <eric@anholt.net>
Signed-off-by: Dave Airlie <airlied@redhat.com>

drivers/gpu/drm/i915/intel_fb.c

@@ -447,7 +447,7 @@ int intelfb_create(struct drm_device *dev, uint32_t fb_width,
 	mode_cmd.height = surface_height;
 
 	mode_cmd.bpp = 32;
-	mode_cmd.pitch = mode_cmd.width * ((mode_cmd.bpp + 1) / 8);
+	mode_cmd.pitch = ALIGN(mode_cmd.width * ((mode_cmd.bpp + 1) / 8), 64);
 	mode_cmd.depth = 24;
 
 	size = mode_cmd.pitch * mode_cmd.height;