[PATCH v2] drm/vc4: Return -EBUSY if there's already a pending flip event.

[Eric Anholt]

Robert Foss <robert.foss at collabora.com> writes:

> On 2016-05-03 03:22 PM, Eric Anholt wrote:
>> robert.foss at collabora.com writes:
>>
>>> From: Robert Foss <robert.foss at 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 at 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.
>>
>
> I haven't seen any further feedback regarding this patch.
> Does anyone have objections to it being merged?

I merged it to drm-vc4-next last night, actually :)
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