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Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_mode.h')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_mode.h22
1 files changed, 22 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_mode.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_mode.h
index 981a2eb25257..6ff37272ccad 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_mode.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_mode.h
@@ -403,6 +403,28 @@ struct amdgpu_mode_info {
* entries for 3D LUT array is the 3D LUT size cubed;
*/
struct drm_property *plane_lut3d_size_property;
+ /**
+ * @plane_blend_lut_property: Plane property for output gamma before
+ * blending. Userspace set a blend LUT to convert colors after 3D LUT
+ * conversion. It works as a post-3DLUT 1D LUT. With shaper LUT, they
+ * are sandwiching 3D LUT with two 1D LUT. If plane_blend_tf_property
+ * != Identity TF, AMD color module will combine the user LUT values
+ * with pre-defined TF into the LUT parameters to be programmed.
+ */
+ struct drm_property *plane_blend_lut_property;
+ /**
+ * @plane_blend_lut_size_property: Plane property to define the max
+ * size of blend LUT as supported by the driver (read-only).
+ */
+ struct drm_property *plane_blend_lut_size_property;
+ /**
+ * @plane_blend_tf_property: Plane property to set a predefined
+ * transfer function for pre-blending blend/out_gamma (after applying
+ * 3D LUT) with or without LUT. There is no blend ROM, but we can use
+ * AMD color modules to program LUT parameters from predefined TF (or
+ * from a combination of pre-defined TF and the custom 1D LUT).
+ */
+ struct drm_property *plane_blend_tf_property;
};
#define AMDGPU_MAX_BL_LEVEL 0xFF