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drm/i915: Define skl+ palette anti-collision bit 

I've been frobbing the palette anti-collision logic bit
while playing around with DSB. Not sure we'll have real
use for this but let's define the bit anyways so I don't
have to carry it around locally.

Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20221123152638.20622-4-ville.syrjala@linux.intel.com
Reviewed-by: Uma Shankar <uma.shankar@intel.com>
This commit is contained in:
Ville Syrjälä 2022-11-23 17:26:28 +02:00 committed by Junxiao Chang
parent c48cdb9968
commit 518885743b
1 changed files with 1 additions and 0 deletions
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drivers/gpu/drm/i915/i915_reg.h
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@ -5311,6 +5311,7 @@
#define GAMMA_MODE(pipe) _MMIO_PIPE(pipe, _GAMMA_MODE_A, _GAMMA_MODE_B)
#define PRE_CSC_GAMMA_ENABLE REG_BIT(31) /* icl+ */
#define POST_CSC_GAMMA_ENABLE REG_BIT(30) /* icl+ */
#define PALETTE_ANTICOL_DISABLE REG_BIT(15) /* skl+ */
#define GAMMA_MODE_MODE_MASK REG_GENMASK(1, 0)
#define GAMMA_MODE_MODE_8BIT REG_FIELD_PREP(GAMMA_MODE_MODE_MASK, 0)
#define GAMMA_MODE_MODE_10BIT REG_FIELD_PREP(GAMMA_MODE_MODE_MASK, 1)