[PATCH v2] drm/radeon: Remove deprecated create_singlethread_workqueue

Tejun Heo tj at kernel.org
Tue Jul 19 00:48:21 UTC 2016


On Sat, Jul 16, 2016 at 05:00:44PM +0530, Bhaktipriya Shridhar wrote:
> 
> alloc_workqueue replaces deprecated create_singlethread_workqueue().
> 
> Each hardware CRTC has a single flip work queue.
> When a radeon_flip_work_func item is queued, it needs to be executed
> ASAP because even a slight delay may cause the flip to be delayed by
> one refresh cycle.
> 
> Hence, a dedicated workqueue with WQ_HIGHPRI set, has been used here
> since a delay can cause the outcome to miss the refresh cycle.
> 
> Since there are only a fixed number of work items, explicit concurrency
> limit is unnecessary here.
> 
> Signed-off-by: Bhaktipriya Shridhar <bhaktipriya96 at gmail.com>

Acked-by: Tejun Heo <tj at kernel.org>

Thanks.

-- 
tejun


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