On Thu, Jan 10, 2019 at 6:21 AM Michel Dänzer <michel@xxxxxxxxxxx> wrote:
>
> From: Michel Dänzer <michel.daenzer@xxxxxxx>
>
> It was at the same time too strict (for linear tiling modes, where no
> height alignment is required) and too lenient (for 2D tiling modes,
> where height may need to be aligned to values > 8).
>
> Signed-off-by: Michel Dänzer <michel.daenzer@xxxxxxx>
Acked-by: Alex Deucher <alexander.deucher@xxxxxxx>
> ---
> drivers/gpu/drm/amd/amdgpu/amdgpu_display.c | 8 --------
> 1 file changed, 8 deletions(-)
>
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_display.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_display.c
> index 83f821e993c8..70a816dd8b4d 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_display.c
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_display.c
> @@ -531,7 +531,6 @@ amdgpu_display_user_framebuffer_create(struct drm_device *dev,
> struct drm_gem_object *obj;
> struct amdgpu_framebuffer *amdgpu_fb;
> int ret;
> - int height;
> struct amdgpu_device *adev = dev->dev_private;
> int cpp = drm_format_plane_cpp(mode_cmd->pixel_format, 0);
> int pitch = mode_cmd->pitches[0] / cpp;
> @@ -556,13 +555,6 @@ amdgpu_display_user_framebuffer_create(struct drm_device *dev,
> return ERR_PTR(-EINVAL);
> }
>
> - height = ALIGN(mode_cmd->height, 8);
> - if (obj->size < pitch * height) {
> - DRM_DEBUG_KMS("Invalid GEM size: expecting >= %d but got %zu\n",
> - pitch * height, obj->size);
> - return ERR_PTR(-EINVAL);
> - }
> -
> amdgpu_fb = kzalloc(sizeof(*amdgpu_fb), GFP_KERNEL);
> if (amdgpu_fb == NULL) {
> drm_gem_object_put_unlocked(obj);
> --
> 2.20.1
>
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