Commit a37795cb authored by Ville Syrjälä's avatar Ville Syrjälä
Browse files

drm/i915: Declare .(de)gamma_lut_tests for icl+ 

All interpolated gamma modes including the icl+ multi segment
mode require non-decreasing entries for the interpolation to
work correctly. For some reason we're forgetting to declare
that for icl+. Let us do so.

References: https://gitlab.freedesktop.org/drm/intel/-/issues/3916


Signed-off-by: default avatarVille Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20211014181856.17581-1-ville.syrjala@linux.intel.com


Reviewed-by: default avatarUma Shankar <uma.shankar@intel.com>
parent 9cca74b5

drivers/gpu/drm/i915/i915_pci.c

+7 −1
Original line number Diff line number Diff line
@@ -146,6 +146,12 @@ 
		   .degamma_lut_tests = DRM_COLOR_LUT_NON_DECREASING | \

					DRM_COLOR_LUT_EQUAL_CHANNELS, \

	}

#define ICL_COLORS \

	.color = { .degamma_lut_size = 33, .gamma_lut_size = 262145, \

		   .degamma_lut_tests = DRM_COLOR_LUT_NON_DECREASING | \

					DRM_COLOR_LUT_EQUAL_CHANNELS, \

		   .gamma_lut_tests = DRM_COLOR_LUT_NON_DECREASING, \

	}



/* Keep in gen based order, and chronological order within a gen */
@@ -812,7 +818,7 @@ static const struct intel_device_info cml_gt2_info = { 
		[TRANSCODER_DSI_1] = TRANSCODER_DSI1_OFFSET, \

	}, \

	GEN(11), \

	.color = { .degamma_lut_size = 33, .gamma_lut_size = 262145 }, \

	ICL_COLORS, \

	.dbuf.size = 2048, \

	.dbuf.slice_mask = BIT(DBUF_S1) | BIT(DBUF_S2), \

	.display.has_dsc = 1, \