[PATCH 5/5] drm/i915: Bad pixel formats can't reach the sprite code

[ville.syrj...@linux.intel.com]

From: Ville Syrj?l? <ville.syrj...@linux.intel.com>

The framebuffer pixel format is already checked by the common code.
So there's no way an invalid format could reach the driver. So instead
of falling back to a default format, call BUG().

Signed-off-by: Ville Syrj?l? <ville.syrjala at linux.intel.com>
---
 drivers/gpu/drm/i915/intel_sprite.c |    8 ++------
 1 files changed, 2 insertions(+), 6 deletions(-)

diff --git a/drivers/gpu/drm/i915/intel_sprite.c 
b/drivers/gpu/drm/i915/intel_sprite.c
index 89631ff..e2abae6 100644
--- a/drivers/gpu/drm/i915/intel_sprite.c
+++ b/drivers/gpu/drm/i915/intel_sprite.c
@@ -77,9 +77,7 @@ ivb_update_plane(struct drm_plane *plane, struct 
drm_framebuffer *fb,
                sprctl |= SPRITE_FORMAT_YUV422 | SPRITE_YUV_ORDER_VYUY;
                break;
        default:
-               DRM_DEBUG_DRIVER("bad pixel format, assuming RGBX888\n");
-               sprctl |= DVS_FORMAT_RGBX888;
-               break;
+               BUG();
        }

        if (obj->tiling_mode != I915_TILING_NONE)
@@ -251,9 +249,7 @@ ilk_update_plane(struct drm_plane *plane, struct 
drm_framebuffer *fb,
                dvscntr |= DVS_FORMAT_YUV422 | DVS_YUV_ORDER_VYUY;
                break;
        default:
-               DRM_DEBUG_DRIVER("bad pixel format, assuming RGBX888\n");
-               dvscntr |= DVS_FORMAT_RGBX888;
-               break;
+               BUG();
        }

        if (obj->tiling_mode != I915_TILING_NONE)
-- 
1.7.3.4