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[RFC,v2,22/22] drm/i915/xelpd: Enable plane gamma

Message ID 20210906213904.27918-23-uma.shankar@intel.com (mailing list archive)
State New, archived
Headers show
Series Add Support for Plane Color Lut and CSC features | expand

Commit Message

Shankar, Uma Sept. 6, 2021, 9:39 p.m. UTC 
Enable plane gamma feature in check callbacks. Decide
based on the user input.

Signed-off-by: Uma Shankar <uma.shankar@intel.com>
---
 drivers/gpu/drm/i915/display/skl_universal_plane.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)
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Patch

diff --git a/drivers/gpu/drm/i915/display/skl_universal_plane.c b/drivers/gpu/drm/i915/display/skl_universal_plane.c
index 61eff22a3503..139863d4e3a7 100644
--- a/drivers/gpu/drm/i915/display/skl_universal_plane.c
+++ b/drivers/gpu/drm/i915/display/skl_universal_plane.c
@@ -959,7 +959,9 @@  static u32 glk_plane_color_ctl(const struct intel_crtc_state *crtc_state,
 	struct intel_plane *plane = to_intel_plane(plane_state->uapi.plane);
 	u32 plane_color_ctl = 0;
 
-	plane_color_ctl |= PLANE_COLOR_PLANE_GAMMA_DISABLE;
+	/* FIXME needs hw.gamma_lut */
+	if (!plane_state->uapi.gamma_lut)
+		plane_color_ctl |= PLANE_COLOR_PLANE_GAMMA_DISABLE;
 
 	/* FIXME needs hw.degamma_lut */
 	if (plane_state->uapi.degamma_lut)