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drm: Add missing DP DSC extended capability definitions. 

Adding DP DSC register definitions, we might need for further
DSC implementation, supporting MST and DP branch pass-through mode.

v2: - Fixed checkpatch comment warning
v3: - Removed function which is not yet used(Jani Nikula)

Reviewed-by: Vinod Govindapillai <vinod.govindapillai@intel.com>
Acked-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Signed-off-by: Stanislav Lisovskiy <stanislav.lisovskiy@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20221101094222.22091-2-stanislav.lisovskiy@intel.com
This commit is contained in:
Stanislav Lisovskiy 2022-11-01 11:42:17 +02:00
parent f052febd24
commit 1482ec00be
1 changed files with 8 additions and 1 deletions
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9
include/drm/display/drm_dp.h
View File

@ -240,6 +240,8 @@
#define DP_DSC_SUPPORT 0x060 /* DP 1.4 */ #define DP_DSC_SUPPORT 0x060 /* DP 1.4 */
# define DP_DSC_DECOMPRESSION_IS_SUPPORTED (1 << 0) # define DP_DSC_DECOMPRESSION_IS_SUPPORTED (1 << 0)
# define DP_DSC_PASSTHROUGH_IS_SUPPORTED (1 << 1) # define DP_DSC_PASSTHROUGH_IS_SUPPORTED (1 << 1)
# define DP_DSC_DYNAMIC_PPS_UPDATE_SUPPORT_COMP_TO_COMP (1 << 2)
# define DP_DSC_DYNAMIC_PPS_UPDATE_SUPPORT_UNCOMP_TO_COMP (1 << 3)
#define DP_DSC_REV 0x061 #define DP_DSC_REV 0x061
# define DP_DSC_MAJOR_MASK (0xf << 0) # define DP_DSC_MAJOR_MASK (0xf << 0)
@ -278,12 +280,15 @@
#define DP_DSC_BLK_PREDICTION_SUPPORT 0x066 #define DP_DSC_BLK_PREDICTION_SUPPORT 0x066
# define DP_DSC_BLK_PREDICTION_IS_SUPPORTED (1 << 0) # define DP_DSC_BLK_PREDICTION_IS_SUPPORTED (1 << 0)
# define DP_DSC_RGB_COLOR_CONV_BYPASS_SUPPORT (1 << 1)
#define DP_DSC_MAX_BITS_PER_PIXEL_LOW 0x067 /* eDP 1.4 */ #define DP_DSC_MAX_BITS_PER_PIXEL_LOW 0x067 /* eDP 1.4 */
#define DP_DSC_MAX_BITS_PER_PIXEL_HI 0x068 /* eDP 1.4 */ #define DP_DSC_MAX_BITS_PER_PIXEL_HI 0x068 /* eDP 1.4 */
# define DP_DSC_MAX_BITS_PER_PIXEL_HI_MASK (0x3 << 0) # define DP_DSC_MAX_BITS_PER_PIXEL_HI_MASK (0x3 << 0)
# define DP_DSC_MAX_BITS_PER_PIXEL_HI_SHIFT 8 # define DP_DSC_MAX_BITS_PER_PIXEL_HI_SHIFT 8
# define DP_DSC_MAX_BPP_DELTA_VERSION_MASK 0x06
# define DP_DSC_MAX_BPP_DELTA_AVAILABILITY 0x08
#define DP_DSC_DEC_COLOR_FORMAT_CAP 0x069 #define DP_DSC_DEC_COLOR_FORMAT_CAP 0x069
# define DP_DSC_RGB (1 << 0) # define DP_DSC_RGB (1 << 0)
@ -345,11 +350,13 @@
# define DP_DSC_24_PER_DP_DSC_SINK (1 << 2) # define DP_DSC_24_PER_DP_DSC_SINK (1 << 2)
#define DP_DSC_BITS_PER_PIXEL_INC 0x06F #define DP_DSC_BITS_PER_PIXEL_INC 0x06F
# define DP_DSC_RGB_YCbCr444_MAX_BPP_DELTA_MASK 0x1f
# define DP_DSC_RGB_YCbCr420_MAX_BPP_DELTA_MASK 0xe0
# define DP_DSC_BITS_PER_PIXEL_1_16 0x0 # define DP_DSC_BITS_PER_PIXEL_1_16 0x0
# define DP_DSC_BITS_PER_PIXEL_1_8 0x1 # define DP_DSC_BITS_PER_PIXEL_1_8 0x1
# define DP_DSC_BITS_PER_PIXEL_1_4 0x2 # define DP_DSC_BITS_PER_PIXEL_1_4 0x2
# define DP_DSC_BITS_PER_PIXEL_1_2 0x3 # define DP_DSC_BITS_PER_PIXEL_1_2 0x3
# define DP_DSC_BITS_PER_PIXEL_1 0x4 # define DP_DSC_BITS_PER_PIXEL_1_1 0x4
#define DP_PSR_SUPPORT 0x070 /* XXX 1.2? */ #define DP_PSR_SUPPORT 0x070 /* XXX 1.2? */
# define DP_PSR_IS_SUPPORTED 1 # define DP_PSR_IS_SUPPORTED 1