Re: [PATCH 6/6] [v4] drm/i915: Add support for CCS modifiers

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On 17-08-03 12:00:56, Daniel Stone wrote:
Hi,

On 1 August 2017 at 17:58, Ben Widawsky <ben@xxxxxxxxxxxx> wrote:
@@ -1240,6 +1253,19 @@ intel_sprite_plane_create(struct drm_i915_private *dev_priv,
                plane_formats = skl_plane_formats;
                num_plane_formats = ARRAY_SIZE(skl_plane_formats);
                modifiers = skl_plane_format_modifiers;
+       } else if (INTEL_GEN(dev_priv) >= 9) {
+               intel_plane->can_scale = true;
+               state->scaler_id = -1;
+
+               intel_plane->update_plane = skl_update_plane;
+               intel_plane->disable_plane = skl_disable_plane;
+
+               plane_formats = skl_plane_formats;
+               num_plane_formats = ARRAY_SIZE(skl_plane_formats);
+               if (pipe >= PIPE_C)


if (pipe >= PIPE_C || plane >= PLANE_SPRITE1)

cf. skl_check_ccs_aux_surface() which rejects CCS on anything other
than PRIMARY/SPRITE0.

I'll squash when pushing.

Cheers,
Daniel

Okay, thanks. With universal planes however, I don't think we need such a
restriction, but whatevs
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