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drm/i915: Error out when trying to set a y-tiled as a sprite 

v2: Use a switch for consistency (Chris Wilson)

Signed-off-by: Damien Lespiau <damien.lespiau@intel.com>
Reviewed-by: Jesse Barnes <jbarnes@virtuousgeek.org>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
This commit is contained in:
Damien Lespiau 2012-10-29 15:14:51 +00:00 committed by Daniel Vetter
parent f5d8491a92
commit 94c6419ed8
1 changed files with 9 additions and 0 deletions
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9
drivers/gpu/drm/i915/intel_sprite.c
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@ -450,6 +450,15 @@ intel_update_plane(struct drm_plane *plane, struct drm_crtc *crtc,
if (intel_plane->pipe != intel_crtc->pipe)
return -EINVAL;
/* Sprite planes can be linear or x-tiled surfaces */
switch (obj->tiling_mode) {
case I915_TILING_NONE:
case I915_TILING_X:
break;
default:
return -EINVAL;
}
/*
* Clamp the width & height into the visible area. Note we don't
* try to scale the source if part of the visible region is offscreen.