> -----Original Message-----
> From: Intel-gfx <intel-gfx-boun...@lists.freedesktop.org> On Behalf Of
> Juha-Pekka Heikkila
> Sent: Thursday, January 18, 2024 5:28 PM
> To: intel...@lists.freedesktop.org; intel-gfx@lists.freedesktop.org
> Subject: [PATCH 4/4] drm/i915/display: On Xe2 always enable decompression
> with tile4
>
> With Xe2 always treat tile4 as if it was using flat ccs.
>
Looks ok to me.
Reviewed-by: Mika Kahola <mika.kah...@intel.com>
> Signed-off-by: Juha-Pekka Heikkila <juhapekka.heikk...@gmail.com>
> ---
> drivers/gpu/drm/i915/display/skl_universal_plane.c | 5 +++++
> 1 file changed, 5 insertions(+)
>
> diff --git a/drivers/gpu/drm/i915/display/skl_universal_plane.c
> b/drivers/gpu/drm/i915/display/skl_universal_plane.c
> index 511dc1544854..43209909593f 100644
> --- a/drivers/gpu/drm/i915/display/skl_universal_plane.c
> +++ b/drivers/gpu/drm/i915/display/skl_universal_plane.c
> @@ -948,6 +948,11 @@ static u32 skl_plane_ctl(const struct intel_crtc_state
> *crtc_state,
> if (DISPLAY_VER(dev_priv) == 13)
> plane_ctl |= adlp_plane_ctl_arb_slots(plane_state);
>
> + if (GRAPHICS_VER(dev_priv) >= 20 &&
> + fb->modifier == I915_FORMAT_MOD_4_TILED) {
> + plane_ctl |= PLANE_CTL_RENDER_DECOMPRESSION_ENABLE;
> + }
> +
> return plane_ctl;
> }
>
> --
> 2.25.1
