[Intel-gfx] [PATCH 7/7] drm/i915: Consolidate all pre plane update vblank waits

[Murthy, Arun R]

> -----Original Message-----
> From: Intel-gfx <intel-gfx-bounces at lists.freedesktop.org> On Behalf Of Ville
> Syrjala
> Sent: Wednesday, February 9, 2022 5:05 PM
> To: intel-gfx at lists.freedesktop.org
> Subject: [Intel-gfx] [PATCH 7/7] drm/i915: Consolidate all pre plane update
> vblank waits
> 
> From: Ville Syrjälä <ville.syrjala at linux.intel.com>
> 
> There are several reasons why we might have to do a vblank wait between
> some of the pre_plane_update() steps and the actual plane update.
> Currently we do a vblank wait for each of those individually. Let's consolidate
> things so that we just do a single vblank wait at the end of the
> pre_plane_update() step.
> 
> Note that I don't think we should be hitting multiple vblank waits here
> currently, at least in most cases. But no real reason that couldn't happen in
> the future when some new features/workarounds are introduced.
> 
> Signed-off-by: Ville Syrjälä <ville.syrjala at linux.intel.com>
> ---

Reviewed-by: Arun R Murthy <arun.r.murthy at intel.com>


Thanks and Regards,
Arun R Murthy
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