Extended glk_plane_color_ctl to have plane color checks. This helps
enabling the degamma or gamma block based on user inputs.
Signed-off-by: Uma Shankar <uma.shankar@xxxxxxxxx>
---
drivers/gpu/drm/i915/display/skl_universal_plane.c | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/drivers/gpu/drm/i915/display/skl_universal_plane.c b/drivers/gpu/drm/i915/display/skl_universal_plane.c
index 92a4fd508e92..ae439dca4b3c 100644
--- a/drivers/gpu/drm/i915/display/skl_universal_plane.c
+++ b/drivers/gpu/drm/i915/display/skl_universal_plane.c
@@ -960,6 +960,11 @@ static u32 glk_plane_color_ctl(const struct intel_crtc_state *crtc_state,
u32 plane_color_ctl = 0;
plane_color_ctl |= PLANE_COLOR_PLANE_GAMMA_DISABLE;
+
+ /* FIXME needs hw.degamma_lut */
+ if (plane_state->uapi.degamma_lut)
+ plane_color_ctl |= PLANE_PRE_CSC_GAMMA_ENABLE;
+
plane_color_ctl |= glk_plane_color_ctl_alpha(plane_state);
if (fb->format->is_yuv && !icl_is_hdr_plane(dev_priv, plane->id)) {
--
2.26.2
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