On Tiger Lake we do not support source keying in the pixel formats P010,
P012, P016.
Bspec: 52890
Cc: Matt Roper <matthew.d.ro...@intel.com>
Signed-off-by: Matt Atwood <matthew.s.atw...@intel.com>
---
drivers/gpu/drm/i915/display/intel_sprite.c | 13 +++++++++++++
1 file changed, 13 insertions(+)
diff --git a/drivers/gpu/drm/i915/display/intel_sprite.c
b/drivers/gpu/drm/i915/display/intel_sprite.c
index fca77ec1e0dd..67176524e60f 100644
--- a/drivers/gpu/drm/i915/display/intel_sprite.c
+++ b/drivers/gpu/drm/i915/display/intel_sprite.c
@@ -2049,6 +2049,19 @@ static int skl_plane_check_fb(const struct
intel_crtc_state *crtc_state,
unsigned int rotation = plane_state->hw.rotation;
struct drm_format_name_buf format_name;
+ /* Wa_1606054188;tgl
+ *
+ * TODO: Add format RGB64i when implemented
+ *
+ */
+ if (IS_GEN(dev_priv, 12) &&
+ (plane_state->ckey.flags & I915_SET_COLORKEY_SOURCE))
+ if (fb->format->format & (DRM_FORMAT_P010 | DRM_FORMAT_P012
+ | DRM_FORMAT_P016)) {
+ DRM_DEBUG_KMS("GEN12 does not support source color key
planes in formats P01x\n");
+ return -EINVAL;
+ }
+
if (!fb)
return 0;
--
2.21.1
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