On Mon, Feb 09, 2015 at 07:03:28PM +0100, Daniel Vetter wrote:
> Just the usual paranoia ...
>
> Signed-off-by: Daniel Vetter <daniel.vetter@xxxxxxxxx>
> ---
> drivers/gpu/drm/drm_crtc.c | 17 +++++++++++++++++
> 1 file changed, 17 insertions(+)
>
> diff --git a/drivers/gpu/drm/drm_crtc.c b/drivers/gpu/drm/drm_crtc.c
> index b15d720eda4c..a12d7e8a0ca0 100644
> --- a/drivers/gpu/drm/drm_crtc.c
> +++ b/drivers/gpu/drm/drm_crtc.c
> @@ -3322,6 +3322,23 @@ static int framebuffer_check(const struct drm_mode_fb_cmd2 *r)
> }
> }
>
> + for (; i < 4; i++) {
> + if (r->handles[i]) {
> + DRM_DEBUG_KMS("buffer object handle for unused plane %d\n", i);
Printing the invalid value is also useful. We tended to put user
debugging messages as DRM_DEBUG(); would probably be useful to add
DRM_DEBUG_USER() and clean up all the EINVAL reporting.
-Chris
--
Chris Wilson, Intel Open Source Technology Centre
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