On Wed, 2018-07-11 at 22:33 -0700, Tarun Vyas wrote:
> In commit "drm/i915: Wait for PSR exit before checking for vblank
> evasion", the idea was to limit the PSR IDLE checks when PSR is
> actually supported. While CAN_PSR does do that check, it doesn't
> applies on a per-crtc basis. crtc_state->has_psr is a more granular
> check that only applies to pipe(s) that have PSR enabled.
>
> Without the has_psr check, we end up waiting on the eDP transcoder's
> PSR_STATUS register irrespective of whether the pipe being updated is
> driving it or not.
>
> Fixes: a608987970b9 ("drm/i915: Wait for PSR exit before checking for
> vblank evasion")
>
Pushed this to -queued after checking v4's shards results (only commit
message changed between v5 and v4)
-DK
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