diff options
| author | Alex Hung <alex.hung@amd.com> | 2025-11-14 17:02:10 -0700 |
|---|---|---|
| committer | Simon Ser <contact@emersion.fr> | 2025-11-26 23:09:42 +0100 |
| commit | db971856bbe0263d0ba78d641ea66d4fcdfc8fc3 (patch) | |
| tree | 3eec108475720aa61cb6e758a4add1f61fa5a482 /drivers/gpu/drm/drm_atomic_uapi.c | |
| parent | 2468963482d844f0657a52f791f15ceb953e5880 (diff) | |
drm/colorop: Add 3D LUT support to color pipeline
It is to be used to enable HDR by allowing userpace to create and pass
3D LUTs to kernel and hardware.
new drm_colorop_type: DRM_COLOROP_3D_LUT.
Reviewed-by: Simon Ser <contact@emersion.fr>
Signed-off-by: Alex Hung <alex.hung@amd.com>
Reviewed-by: Daniel Stone <daniels@collabora.com>
Reviewed-by: Melissa Wen <mwen@igalia.com>
Reviewed-by: Sebastian Wick <sebastian.wick@redhat.com>
Signed-off-by: Simon Ser <contact@emersion.fr>
Link: https://patch.msgid.link/20251115000237.3561250-46-alex.hung@amd.com
Diffstat (limited to 'drivers/gpu/drm/drm_atomic_uapi.c')
| -rw-r--r-- | drivers/gpu/drm/drm_atomic_uapi.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/gpu/drm/drm_atomic_uapi.c b/drivers/gpu/drm/drm_atomic_uapi.c index 64e49338e284..7320db4b8489 100644 --- a/drivers/gpu/drm/drm_atomic_uapi.c +++ b/drivers/gpu/drm/drm_atomic_uapi.c @@ -705,6 +705,10 @@ static int drm_atomic_color_set_data_property(struct drm_colorop *colorop, case DRM_COLOROP_CTM_3X4: size = sizeof(struct drm_color_ctm_3x4); break; + case DRM_COLOROP_3D_LUT: + size = colorop->size * colorop->size * colorop->size * + sizeof(struct drm_color_lut32); + break; default: /* should never get here */ return -EINVAL; @@ -732,6 +736,8 @@ static int drm_atomic_colorop_set_property(struct drm_colorop *colorop, state->curve_1d_type = val; } else if (property == colorop->multiplier_property) { state->multiplier = val; + } else if (property == colorop->lut3d_interpolation_property) { + colorop->lut3d_interpolation = val; } else if (property == colorop->data_property) { return drm_atomic_color_set_data_property(colorop, state, property, val); @@ -763,6 +769,8 @@ drm_atomic_colorop_get_property(struct drm_colorop *colorop, *val = state->multiplier; else if (property == colorop->size_property) *val = colorop->size; + else if (property == colorop->lut3d_interpolation_property) + *val = colorop->lut3d_interpolation; else if (property == colorop->data_property) *val = (state->data) ? state->data->base.id : 0; else |