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-rw-r--r--include/drm/drm_colorop.h23
-rw-r--r--include/uapi/drm/drm_mode.h34
2 files changed, 57 insertions, 0 deletions
diff --git a/include/drm/drm_colorop.h b/include/drm/drm_colorop.h
index 828888861ad9..9773e30e15ae 100644
--- a/include/drm/drm_colorop.h
+++ b/include/drm/drm_colorop.h
@@ -284,6 +284,14 @@ struct drm_colorop {
enum drm_colorop_lut1d_interpolation_type lut1d_interpolation;
/**
+ * @lut3d_interpolation:
+ *
+ * Read-only
+ * Interpolation for DRM_COLOROP_3D_LUT
+ */
+ enum drm_colorop_lut3d_interpolation_type lut3d_interpolation;
+
+ /**
* @lut1d_interpolation_property:
*
* Read-only property for DRM_COLOROP_1D_LUT interpolation
@@ -312,6 +320,13 @@ struct drm_colorop {
struct drm_property *size_property;
/**
+ * @lut3d_interpolation_property:
+ *
+ * Read-only property for DRM_COLOROP_3D_LUT interpolation
+ */
+ struct drm_property *lut3d_interpolation_property;
+
+ /**
* @data_property:
*
* blob property for any TYPE that requires a blob of data,
@@ -366,6 +381,11 @@ int drm_plane_colorop_ctm_3x4_init(struct drm_device *dev, struct drm_colorop *c
struct drm_plane *plane, uint32_t flags);
int drm_plane_colorop_mult_init(struct drm_device *dev, struct drm_colorop *colorop,
struct drm_plane *plane, uint32_t flags);
+int drm_plane_colorop_3dlut_init(struct drm_device *dev, struct drm_colorop *colorop,
+ struct drm_plane *plane,
+ uint32_t lut_size,
+ enum drm_colorop_lut3d_interpolation_type interpolation,
+ uint32_t flags);
struct drm_colorop_state *
drm_atomic_helper_colorop_duplicate_state(struct drm_colorop *colorop);
@@ -418,6 +438,9 @@ const char *drm_get_colorop_curve_1d_type_name(enum drm_colorop_curve_1d_type ty
const char *
drm_get_colorop_lut1d_interpolation_name(enum drm_colorop_lut1d_interpolation_type type);
+const char *
+drm_get_colorop_lut3d_interpolation_name(enum drm_colorop_lut3d_interpolation_type type);
+
void drm_colorop_set_next_property(struct drm_colorop *colorop, struct drm_colorop *next);
#endif /* __DRM_COLOROP_H__ */
diff --git a/include/uapi/drm/drm_mode.h b/include/uapi/drm/drm_mode.h
index 4b38da880fc7..cbbbfc1dfe2b 100644
--- a/include/uapi/drm/drm_mode.h
+++ b/include/uapi/drm/drm_mode.h
@@ -942,6 +942,40 @@ enum drm_colorop_type {
* property.
*/
DRM_COLOROP_MULTIPLIER,
+
+ /**
+ * @DRM_COLOROP_3D_LUT:
+ *
+ * enum string "3D LUT"
+ *
+ * A 3D LUT of &drm_color_lut32 entries,
+ * packed into a blob via the DATA property. The driver's expected
+ * LUT size is advertised via the SIZE property, i.e., a 3D LUT with
+ * 17x17x17 entries will have SIZE set to 17.
+ *
+ * The DATA blob is a 3D array of struct drm_color_lut32 with dimension
+ * length of "size".
+ * The LUT elements are traversed like so:
+ *
+ * for B in range 0..n
+ * for G in range 0..n
+ * for R in range 0..n
+ * index = R + n * (G + n * B)
+ * color = lut3d[index]
+ */
+ DRM_COLOROP_3D_LUT,
+};
+
+/**
+ * enum drm_colorop_lut3d_interpolation_type - type of 3DLUT interpolation
+ */
+enum drm_colorop_lut3d_interpolation_type {
+ /**
+ * @DRM_COLOROP_LUT3D_INTERPOLATION_TETRAHEDRAL:
+ *
+ * Tetrahedral 3DLUT interpolation
+ */
+ DRM_COLOROP_LUT3D_INTERPOLATION_TETRAHEDRAL,
};
/**