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[4/4,SRU,Jammy] drm/i915/xelpd: Add Pipe Color Lut caps to platform config

Message ID 20220421061533.75048-5-acelan.kao@canonical.com
State New
Headers show
Series Screen sometimes can't update on Intel Alder Lake GPUs | expand

Commit Message

AceLan Kao April 21, 2022, 6:15 a.m. UTC 
From: Uma Shankar <uma.shankar@intel.com>

BugLink: https://bugs.launchpad.net/bugs/1967274

XE_LPD has 128 Lut entries for Degamma, with additional 3 entries for
extended range. It has 511 entries for gamma with additional 2 entries
for extended range.

v2: Updated lut size for 10bit gamma, added lut_tests (Ville)

v3: Dropped the gamma lut tests fields (Ville)

Signed-off-by: Uma Shankar <uma.shankar@intel.com>
Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20211207071135.3660332-4-uma.shankar@intel.com
(backported from commit 1c7ab5affa5e73ed75732be2f2fabe1ae86c82e1)
Signed-off-by: Chia-Lin Kao (AceLan) <acelan.kao@canonical.com>
---
 drivers/gpu/drm/i915/i915_pci.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)
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Patch

diff --git a/drivers/gpu/drm/i915/i915_pci.c b/drivers/gpu/drm/i915/i915_pci.c
index ca385b846deb..1a53f0447217 100644
--- a/drivers/gpu/drm/i915/i915_pci.c
+++ b/drivers/gpu/drm/i915/i915_pci.c
@@ -929,7 +929,10 @@  static const struct intel_device_info adl_s_info = {
 
 #define XE_LPD_FEATURES \
 	.abox_mask = GENMASK(1, 0),						\
-	.color = { .degamma_lut_size = 0, .gamma_lut_size = 0 },		\
+	.color = { .degamma_lut_size = 128, .gamma_lut_size = 1024,		\
+		   .degamma_lut_tests = DRM_COLOR_LUT_NON_DECREASING |		\
+					DRM_COLOR_LUT_EQUAL_CHANNELS,		\
+	},									\
 	.cpu_transcoder_mask = BIT(TRANSCODER_A) | BIT(TRANSCODER_B) |		\
 		BIT(TRANSCODER_C) | BIT(TRANSCODER_D),				\
 	.dbuf.size = 4096,							\