Messages in this thread | | | From | Alexandre Courbot <> | Date | Mon, 15 Jan 2018 16:11:53 +0900 | Subject | Re: [PATCH v7 1/6] [media] vb2: add is_unordered callback for drivers |
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On Thu, Jan 11, 2018 at 1:07 AM, Gustavo Padovan <gustavo@padovan.org> wrote: > From: Gustavo Padovan <gustavo.padovan@collabora.com> > > Explicit synchronization benefits a lot from ordered queues, they fit > better in a pipeline with DRM for example so create a opt-in way for > drivers notify videobuf2 that the queue is unordered. > > Drivers don't need implement it if the queue is ordered.
This is going to make user-space believe that *all* vb2 drivers use ordered queues by default, at least until non-ordered drivers catch up with this change. Wouldn't it be less dangerous to do the opposite (make queues non-ordered by default)?
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