From: Uma Shankar Date: Wed, 12 Jun 2019 06:44:58 +0000 (+0530) Subject: drm/i915/icl: Add register definitions for Multi Segmented gamma X-Git-Url: http://git.lede-project.org./?a=commitdiff_plain;h=377c70edd486754020ac4375ab2c403ed5108907;p=openwrt%2Fstaging%2Fblogic.git drm/i915/icl: Add register definitions for Multi Segmented gamma Add macros to define multi segmented gamma registers V2: Addressed Ville's comments: Add gen-lable before bit definition Addressed Jani's comment - Use REG_GENMASK() and REG_BIT() V3: Addressed Ville's comments: - Put comments at the end of line. - Change the comment at start of ICL multisegmented gamma registers. Added Ville's r-b Cc: Ville Syrjälä Cc: Jani Nikula Cc: Maarten Lankhorst Reviewed-by: Ville Syrjälä Signed-off-by: Uma Shankar Signed-off-by: Shashank Sharma Signed-off-by: Maarten Lankhorst Link: https://patchwork.freedesktop.org/patch/msgid/1560321900-18318-3-git-send-email-uma.shankar@intel.com --- diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h index daee496aade6..1d0279d1fb87 100644 --- a/drivers/gpu/drm/i915/i915_reg.h +++ b/drivers/gpu/drm/i915/i915_reg.h @@ -7204,7 +7204,8 @@ enum { #define GAMMA_MODE_MODE_8BIT (0 << 0) #define GAMMA_MODE_MODE_10BIT (1 << 0) #define GAMMA_MODE_MODE_12BIT (2 << 0) -#define GAMMA_MODE_MODE_SPLIT (3 << 0) +#define GAMMA_MODE_MODE_SPLIT (3 << 0) /* ivb-bdw */ +#define GAMMA_MODE_MODE_12BIT_MULTI_SEGMENTED (3 << 0) /* icl + */ /* DMC/CSR */ #define CSR_PROGRAM(i) _MMIO(0x80000 + (i) * 4) @@ -10177,6 +10178,22 @@ enum skl_power_gate { #define PRE_CSC_GAMC_INDEX(pipe) _MMIO_PIPE(pipe, _PRE_CSC_GAMC_INDEX_A, _PRE_CSC_GAMC_INDEX_B) #define PRE_CSC_GAMC_DATA(pipe) _MMIO_PIPE(pipe, _PRE_CSC_GAMC_DATA_A, _PRE_CSC_GAMC_DATA_B) +/* ICL Multi segmented gamma */ +#define _PAL_PREC_MULTI_SEG_INDEX_A 0x4A408 +#define _PAL_PREC_MULTI_SEG_INDEX_B 0x4AC08 +#define PAL_PREC_MULTI_SEGMENT_AUTO_INCREMENT REG_BIT(15) +#define PAL_PREC_MULTI_SEGMENT_INDEX_VALUE_MASK REG_GENMASK(4, 0) + +#define _PAL_PREC_MULTI_SEG_DATA_A 0x4A40C +#define _PAL_PREC_MULTI_SEG_DATA_B 0x4AC0C + +#define PREC_PAL_MULTI_SEG_INDEX(pipe) _MMIO_PIPE(pipe, \ + _PAL_PREC_MULTI_SEG_INDEX_A, \ + _PAL_PREC_MULTI_SEG_INDEX_B) +#define PREC_PAL_MULTI_SEG_DATA(pipe) _MMIO_PIPE(pipe, \ + _PAL_PREC_MULTI_SEG_DATA_A, \ + _PAL_PREC_MULTI_SEG_DATA_B) + /* pipe CSC & degamma/gamma LUTs on CHV */ #define _CGM_PIPE_A_CSC_COEFF01 (VLV_DISPLAY_BASE + 0x67900) #define _CGM_PIPE_A_CSC_COEFF23 (VLV_DISPLAY_BASE + 0x67904)