[PATCH 07/28] drm: Add 1D LUT color op

[Uma Shankar]

From: Chaitanya Kumar Borah <chaitanya.kumar.bo...@intel.com>

Add support for color ops that can be programmed
by 1 dimensional Look Up Tables.

Signed-off-by: Chaitanya Kumar Borah <chaitanya.kumar.bo...@intel.com>
Signed-off-by: Uma Shankar <uma.shan...@intel.com>
---
 drivers/gpu/drm/drm_atomic_uapi.c | 3 +++
 drivers/gpu/drm/drm_colorop.c     | 2 +-
 include/uapi/drm/drm_mode.h       | 1 +
 3 files changed, 5 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/drm_atomic_uapi.c 
b/drivers/gpu/drm/drm_atomic_uapi.c
index c54b0d6c133e..9f6a3a1c8020 100644
--- a/drivers/gpu/drm/drm_atomic_uapi.c
+++ b/drivers/gpu/drm/drm_atomic_uapi.c
@@ -719,6 +719,9 @@ static int drm_atomic_color_set_data_property(struct 
drm_colorop *colorop,
        case DRM_COLOROP_CTM_3X3:
                size = sizeof(struct drm_color_ctm);
                break;
+       case DRM_COLOROP_1D_LUT:
+               elem_size = sizeof(struct drm_color_lut_ext);
+               break;
        default:
                /* should never get here */
                return -EINVAL;
diff --git a/drivers/gpu/drm/drm_colorop.c b/drivers/gpu/drm/drm_colorop.c
index 6bae6dc8e54b..4d57eaef04aa 100644
--- a/drivers/gpu/drm/drm_colorop.c
+++ b/drivers/gpu/drm/drm_colorop.c
@@ -107,7 +107,7 @@ int drm_colorop_init(struct drm_device *dev, struct 
drm_colorop *colorop,
                                   0);
 
        /* data */
-       if (type == DRM_COLOROP_CTM_3X4 || type == DRM_COLOROP_CTM_3X3) {
+       if (type == DRM_COLOROP_CTM_3X4 || type == DRM_COLOROP_CTM_3X3 || 
DRM_COLOROP_1D_LUT) {
                prop = drm_property_create(dev, DRM_MODE_PROP_ATOMIC | 
DRM_MODE_PROP_BLOB,
                                           "DATA", 0);
                if (!prop)
diff --git a/include/uapi/drm/drm_mode.h b/include/uapi/drm/drm_mode.h
index bbc5be97c80f..af67f32e0087 100644
--- a/include/uapi/drm/drm_mode.h
+++ b/include/uapi/drm/drm_mode.h
@@ -885,6 +885,7 @@ struct drm_color_lut_ext {
 
 enum drm_colorop_type {
        DRM_COLOROP_1D_CURVE,
+       DRM_COLOROP_1D_LUT,
        DRM_COLOROP_CTM_3X3,
        DRM_COLOROP_CTM_3X4,
 };
-- 
2.42.0