Messages in this thread | | | From | Eric Anholt <> | Subject | Re: [PATCH v2] drm/vc4: Return -EBUSY if there's already a pending flip event. | Date | Tue, 03 May 2016 12:22:00 -0700 |
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robert.foss@collabora.com writes:
> From: Robert Foss <robert.foss@collabora.com> > > As per the documentation in drm_crtc.h, atomic_commit should return > -EBUSY if an asycnhronous update is requested and there is an earlier > update pending. > > Note: docs cited here are drm_crtc.h, and the whole quote is: > > * - -EBUSY, if an asynchronous updated is requested and there is > * an earlier updated pending. Drivers are allowed to support a queue > * of outstanding updates, but currently no driver supports that. > * Note that drivers must wait for preceding updates to complete if a > * synchronous update is requested, they are not allowed to fail the > * commit in that case. > > Signed-off-by: Robert Foss <robert.foss@collabora.com>
This looks good to me. Let's give it a few days on the list for any other KMS folks to catch anything. [unhandled content-type:application/pgp-signature] | |