Applied to drm-misc-next. Thanks On 09/28, Harry Wentland wrote: > On 2021-09-27 15:23, Fangzhi Zuo wrote: > > Include FEC, DSC, Link Training related headers. > > > > Change since v2 > > - Align with the spec for DP_DSC_SUPPORT_AND_DSC_DECODER_COUNT > > > > Signed-off-by: Fangzhi Zuo <Jerry.Zuo@xxxxxxx> > > Reviewed-by: Harry Wentland <harry.wentland@xxxxxxx> > > Harry > > > --- > > This patch is based on top of the other DP2.0 work in > > "drm/dp: add LTTPR DP 2.0 DPCD addresses" > > --- > > include/drm/drm_dp_helper.h | 20 ++++++++++++++++++++ > > 1 file changed, 20 insertions(+) > > > > diff --git a/include/drm/drm_dp_helper.h b/include/drm/drm_dp_helper.h > > index 1d5b3dbb6e56..a1df35aa6e68 100644 > > --- a/include/drm/drm_dp_helper.h > > +++ b/include/drm/drm_dp_helper.h > > @@ -453,6 +453,7 @@ struct drm_panel; > > # define DP_FEC_UNCORR_BLK_ERROR_COUNT_CAP (1 << 1) > > # define DP_FEC_CORR_BLK_ERROR_COUNT_CAP (1 << 2) > > # define DP_FEC_BIT_ERROR_COUNT_CAP (1 << 3) > > +#define DP_FEC_CAPABILITY_1 0x091 /* 2.0 */ > > > > /* DP-HDMI2.1 PCON DSC ENCODER SUPPORT */ > > #define DP_PCON_DSC_ENCODER_CAP_SIZE 0xC /* 0x9E - 0x92 */ > > @@ -537,6 +538,9 @@ struct drm_panel; > > #define DP_DSC_BRANCH_OVERALL_THROUGHPUT_1 0x0a1 > > #define DP_DSC_BRANCH_MAX_LINE_WIDTH 0x0a2 > > > > +/* DFP Capability Extension */ > > +#define DP_DFP_CAPABILITY_EXTENSION_SUPPORT 0x0a3 /* 2.0 */ > > + > > /* Link Configuration */ > > #define DP_LINK_BW_SET 0x100 > > # define DP_LINK_RATE_TABLE 0x00 /* eDP 1.4 */ > > @@ -688,6 +692,7 @@ struct drm_panel; > > > > #define DP_DSC_ENABLE 0x160 /* DP 1.4 */ > > # define DP_DECOMPRESSION_EN (1 << 0) > > +#define DP_DSC_CONFIGURATION 0x161 /* DP 2.0 */ > > > > #define DP_PSR_EN_CFG 0x170 /* XXX 1.2? */ > > # define DP_PSR_ENABLE BIT(0) > > @@ -743,6 +748,7 @@ struct drm_panel; > > # define DP_RECEIVE_PORT_0_STATUS (1 << 0) > > # define DP_RECEIVE_PORT_1_STATUS (1 << 1) > > # define DP_STREAM_REGENERATION_STATUS (1 << 2) /* 2.0 */ > > +# define DP_INTRA_HOP_AUX_REPLY_INDICATION (1 << 3) /* 2.0 */ > > > > #define DP_ADJUST_REQUEST_LANE0_1 0x206 > > #define DP_ADJUST_REQUEST_LANE2_3 0x207 > > @@ -865,6 +871,8 @@ struct drm_panel; > > # define DP_PHY_TEST_PATTERN_80BIT_CUSTOM 0x4 > > # define DP_PHY_TEST_PATTERN_CP2520 0x5 > > > > +#define DP_PHY_SQUARE_PATTERN 0x249 > > + > > #define DP_TEST_HBR2_SCRAMBLER_RESET 0x24A > > #define DP_TEST_80BIT_CUSTOM_PATTERN_7_0 0x250 > > #define DP_TEST_80BIT_CUSTOM_PATTERN_15_8 0x251 > > @@ -1109,6 +1117,18 @@ struct drm_panel; > > #define DP_128B132B_TRAINING_AUX_RD_INTERVAL 0x2216 /* 2.0 */ > > # define DP_128B132B_TRAINING_AUX_RD_INTERVAL_MASK 0x7f > > > > +#define DP_TEST_264BIT_CUSTOM_PATTERN_7_0 0x2230 > > +#define DP_TEST_264BIT_CUSTOM_PATTERN_263_256 0x2250 > > + > > +/* DSC Extended Capability Branch Total DSC Resources */ > > +#define DP_DSC_SUPPORT_AND_DSC_DECODER_COUNT 0x2260 /* 2.0 */ > > +# define DP_DSC_DECODER_COUNT_MASK (0b111 << 5) > > +# define DP_DSC_DECODER_COUNT_SHIFT 5 > > +#define DP_DSC_MAX_SLICE_COUNT_AND_AGGREGATION_0 0x2270 /* 2.0 */ > > +# define DP_DSC_DECODER_0_MAXIMUM_SLICE_COUNT_MASK (1 << 0) > > +# define DP_DSC_DECODER_0_AGGREGATION_SUPPORT_MASK (0b111 << 1) > > +# define DP_DSC_DECODER_0_AGGREGATION_SUPPORT_SHIFT 1 > > + > > /* Protocol Converter Extension */ > > /* HDMI CEC tunneling over AUX DP 1.3 section 5.3.3.3.1 DPCD 1.4+ */ > > #define DP_CEC_TUNNELING_CAPABILITY 0x3000 > > > -- Rodrigo Siqueira https://siqueira.tech