On Mon, Nov 07, 2016 at 10:20:54PM +0200, ville.syrj...@linux.intel.com wrote:
> From: Ville Syrjälä <ville.syrj...@linux.intel.com>
>
> When the plane is invisible we may have all sorts of bogus stuff
> in the coordinates, which we must ignore or else we might fail the
> plane update. This started to happen on SKL when I moved the plane
> offset computation to happen in the check phase. Previously we
> happily ignored it all since we never called the update_plane hook
> with an invisible plane.
>
> Cc: Sivakumar Thulasimani <sivakumar.thulasim...@intel.com>
> Cc: drm-intel-fi...@lists.freedesktop.org
> Fixes: b63a16f6cd89 ("drm/i915: Compute display surface offset in the plane
> check hook for SKL+")
> Signed-off-by: Ville Syrjälä <ville.syrj...@linux.intel.com>
Months later, but
Reviewed-by: Matt Roper <matthew.d.ro...@intel.com>
and
Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=98258
Testcase: igt/pm_rpm/legacy-planes
Testcase: igt/pm_rpm/universal-planes
> ---
> drivers/gpu/drm/i915/intel_display.c | 3 +++
> 1 file changed, 3 insertions(+)
>
> diff --git a/drivers/gpu/drm/i915/intel_display.c
> b/drivers/gpu/drm/i915/intel_display.c
> index 40f6f08e0732..e8c40a69bbc4 100644
> --- a/drivers/gpu/drm/i915/intel_display.c
> +++ b/drivers/gpu/drm/i915/intel_display.c
> @@ -2979,6 +2979,9 @@ int skl_check_plane_surface(struct intel_plane_state
> *plane_state)
> unsigned int rotation = plane_state->base.rotation;
> int ret;
>
> + if (!plane_state->base.visible)
> + return 0;
> +
> /* Rotate src coordinates to match rotated GTT view */
> if (drm_rotation_90_or_270(rotation))
> drm_rect_rotate(&plane_state->base.src,
> --
> 2.7.4
>
> _______________________________________________
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> Intel-gfx@lists.freedesktop.org
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--
Matt Roper
Graphics Software Engineer
IoTG Platform Enabling & Development
Intel Corporation
(916) 356-2795
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