[Intel-gfx] [PATCH] drm/i915: fix the dequeue logic for single_port_submission context

[Chris Wilson]

On Wed, Nov 16, 2016 at 02:11:16PM +0800, Min He wrote:
> For a singl_port_submission context, it can only be submitted to port 0,
> and there shouldn't be any other context in port 1 at the same time.
> This patch is to implement the correct logic in execlists_dequeue.

There's a simpler fix. (Other than fixing the root cause of the bug in
gvt.)
-Chris

-- 
Chris Wilson, Intel Open Source Technology Centre