diff options
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/dc_dp_types.h')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/dc_dp_types.h | 302 |
1 files changed, 297 insertions, 5 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dc_dp_types.h b/drivers/gpu/drm/amd/display/dc/dc_dp_types.h index 4f54bde1bb1c..bc87ea0adf94 100644 --- a/drivers/gpu/drm/amd/display/dc/dc_dp_types.h +++ b/drivers/gpu/drm/amd/display/dc/dc_dp_types.h @@ -53,7 +53,17 @@ enum dc_link_rate { LINK_RATE_RBR2 = 0x0C, // Rate_5 (RBR2)- 3.24 Gbps/Lane LINK_RATE_RATE_6 = 0x10, // Rate_6 - 4.32 Gbps/Lane LINK_RATE_HIGH2 = 0x14, // Rate_7 (HBR2)- 5.40 Gbps/Lane +#if defined(CONFIG_DRM_AMD_DC_DCN) + LINK_RATE_HIGH3 = 0x1E, // Rate_8 (HBR3)- 8.10 Gbps/Lane + /* Starting from DP2.0 link rate enum directly represents actual + * link rate value in unit of 10 mbps + */ + LINK_RATE_UHBR10 = 1000, // UHBR10 - 10.0 Gbps/Lane + LINK_RATE_UHBR13_5 = 1350, // UHBR13.5 - 13.5 Gbps/Lane + LINK_RATE_UHBR20 = 2000, // UHBR10 - 20.0 Gbps/Lane +#else LINK_RATE_HIGH3 = 0x1E // Rate_8 (HBR3)- 8.10 Gbps/Lane +#endif }; enum dc_link_spread { @@ -90,17 +100,47 @@ enum dc_post_cursor2 { POST_CURSOR2_MAX_LEVEL = POST_CURSOR2_LEVEL3, }; +#if defined(CONFIG_DRM_AMD_DC_DCN) +enum dc_dp_ffe_preset_level { + DP_FFE_PRESET_LEVEL0 = 0, + DP_FFE_PRESET_LEVEL1, + DP_FFE_PRESET_LEVEL2, + DP_FFE_PRESET_LEVEL3, + DP_FFE_PRESET_LEVEL4, + DP_FFE_PRESET_LEVEL5, + DP_FFE_PRESET_LEVEL6, + DP_FFE_PRESET_LEVEL7, + DP_FFE_PRESET_LEVEL8, + DP_FFE_PRESET_LEVEL9, + DP_FFE_PRESET_LEVEL10, + DP_FFE_PRESET_LEVEL11, + DP_FFE_PRESET_LEVEL12, + DP_FFE_PRESET_LEVEL13, + DP_FFE_PRESET_LEVEL14, + DP_FFE_PRESET_LEVEL15, + DP_FFE_PRESET_MAX_LEVEL = DP_FFE_PRESET_LEVEL15, +}; +#endif + enum dc_dp_training_pattern { DP_TRAINING_PATTERN_SEQUENCE_1 = 0, DP_TRAINING_PATTERN_SEQUENCE_2, DP_TRAINING_PATTERN_SEQUENCE_3, DP_TRAINING_PATTERN_SEQUENCE_4, DP_TRAINING_PATTERN_VIDEOIDLE, +#if defined(CONFIG_DRM_AMD_DC_DCN) + DP_128b_132b_TPS1, + DP_128b_132b_TPS2, + DP_128b_132b_TPS2_CDS, +#endif }; enum dp_link_encoding { DP_UNKNOWN_ENCODING = 0, DP_8b_10b_ENCODING = 1, +#if defined(CONFIG_DRM_AMD_DC_DCN) + DP_128b_132b_ENCODING = 2, +#endif }; struct dc_link_settings { @@ -112,21 +152,35 @@ struct dc_link_settings { bool dpcd_source_device_specific_field_support; }; +#if defined(CONFIG_DRM_AMD_DC_DCN) +union dc_dp_ffe_preset { + struct { + uint8_t level : 4; + uint8_t reserved : 1; + uint8_t no_preshoot : 1; + uint8_t no_deemphasis : 1; + uint8_t method2 : 1; + } settings; + uint8_t raw; +}; +#endif + struct dc_lane_settings { enum dc_voltage_swing VOLTAGE_SWING; enum dc_pre_emphasis PRE_EMPHASIS; enum dc_post_cursor2 POST_CURSOR2; -}; - -struct dc_link_training_settings { - struct dc_link_settings link; - struct dc_lane_settings lane_settings[LANE_COUNT_DP_MAX]; +#if defined(CONFIG_DRM_AMD_DC_DCN) + union dc_dp_ffe_preset FFE_PRESET; +#endif }; struct dc_link_training_overrides { enum dc_voltage_swing *voltage_swing; enum dc_pre_emphasis *pre_emphasis; enum dc_post_cursor2 *post_cursor2; +#if defined(CONFIG_DRM_AMD_DC_DCN) + union dc_dp_ffe_preset *ffe_preset; +#endif uint16_t *cr_pattern_time; uint16_t *eq_pattern_time; @@ -140,6 +194,16 @@ struct dc_link_training_overrides { bool *fec_enable; }; +#if defined(CONFIG_DRM_AMD_DC_DCN) +union payload_table_update_status { + struct { + uint8_t VC_PAYLOAD_TABLE_UPDATED:1; + uint8_t ACT_HANDLED:1; + } bits; + uint8_t raw; +}; +#endif + union dpcd_rev { struct { uint8_t MINOR:4; @@ -227,7 +291,14 @@ union lane_align_status_updated { struct { uint8_t INTERLANE_ALIGN_DONE:1; uint8_t POST_LT_ADJ_REQ_IN_PROGRESS:1; +#if defined(CONFIG_DRM_AMD_DC_DCN) + uint8_t EQ_INTERLANE_ALIGN_DONE_128b_132b:1; + uint8_t CDS_INTERLANE_ALIGN_DONE_128b_132b:1; + uint8_t LT_FAILED_128b_132b:1; + uint8_t RESERVED:1; +#else uint8_t RESERVED:4; +#endif uint8_t DOWNSTREAM_PORT_STATUS_CHANGED:1; uint8_t LINK_STATUS_UPDATED:1; } bits; @@ -240,6 +311,12 @@ union lane_adjust { uint8_t PRE_EMPHASIS_LANE:2; uint8_t RESERVED:4; } bits; +#if defined(CONFIG_DRM_AMD_DC_DCN) + struct { + uint8_t PRESET_VALUE :4; + uint8_t RESERVED :4; + } tx_ffe; +#endif uint8_t raw; }; @@ -269,6 +346,12 @@ union dpcd_training_lane { uint8_t MAX_PRE_EMPHASIS_REACHED:1; uint8_t RESERVED:2; } bits; +#if defined(CONFIG_DRM_AMD_DC_DCN) + struct { + uint8_t PRESET_VALUE :4; + uint8_t RESERVED :4; + } tx_ffe; +#endif uint8_t raw; }; @@ -551,12 +634,18 @@ union test_response { union phy_test_pattern { struct { +#if defined(CONFIG_DRM_AMD_DC_DCN) + /* This field is 7 bits for DP2.0 */ + uint8_t PATTERN :7; + uint8_t RESERVED :1; +#else /* DpcdPhyTestPatterns. This field is 2 bits for DP1.1 * and 3 bits for DP1.2. */ uint8_t PATTERN :3; /* BY speci, bit7:2 is 0 for DP1.1. */ uint8_t RESERVED :5; +#endif } bits; uint8_t raw; }; @@ -634,7 +723,14 @@ union dpcd_fec_capability { uint8_t UNCORRECTED_BLOCK_ERROR_COUNT_CAPABLE:1; uint8_t CORRECTED_BLOCK_ERROR_COUNT_CAPABLE:1; uint8_t BIT_ERROR_COUNT_CAPABLE:1; +#if defined(CONFIG_DRM_AMD_DC_DCN) + uint8_t PARITY_BLOCK_ERROR_COUNT_CAPABLE:1; + uint8_t ARITY_BIT_ERROR_COUNT_CAPABLE:1; + uint8_t FEC_RUNNING_INDICATOR_SUPPORTED:1; + uint8_t FEC_ERROR_REPORTING_POLICY_SUPPORTED:1; +#else uint8_t RESERVED:4; +#endif } bits; uint8_t raw; }; @@ -758,4 +854,200 @@ struct psr_caps { bool psr_exit_link_training_required; }; +/* Length of router topology ID read from DPCD in bytes. */ +#define DPCD_USB4_TOPOLOGY_ID_LEN 5 + +/* DPCD[0xE000D] DP_TUNNELING_CAPABILITIES SUPPORT register. */ +union dp_tun_cap_support { + struct { + uint8_t dp_tunneling :1; + uint8_t rsvd :5; + uint8_t panel_replay_tun_opt :1; + uint8_t dpia_bw_alloc :1; + } bits; + uint8_t raw; +}; + +/* DPCD[0xE000E] DP_IN_ADAPTER_INFO register. */ +union dpia_info { + struct { + uint8_t dpia_num :5; + uint8_t rsvd :3; + } bits; + uint8_t raw; +}; + +/* DP Tunneling over USB4 */ +struct dpcd_usb4_dp_tunneling_info { + union dp_tun_cap_support dp_tun_cap; + union dpia_info dpia_info; + uint8_t usb4_driver_id; + uint8_t usb4_topology_id[DPCD_USB4_TOPOLOGY_ID_LEN]; +}; + +#if defined(CONFIG_DRM_AMD_DC_DCN) +#ifndef DP_MAIN_LINK_CHANNEL_CODING_CAP +#define DP_MAIN_LINK_CHANNEL_CODING_CAP 0x006 +#endif +#ifndef DP_SINK_VIDEO_FALLBACK_FORMATS +#define DP_SINK_VIDEO_FALLBACK_FORMATS 0x020 +#endif +#ifndef DP_FEC_CAPABILITY_1 +#define DP_FEC_CAPABILITY_1 0x091 +#endif +#ifndef DP_DFP_CAPABILITY_EXTENSION_SUPPORT +#define DP_DFP_CAPABILITY_EXTENSION_SUPPORT 0x0A3 +#endif +#ifndef DP_DSC_CONFIGURATION +#define DP_DSC_CONFIGURATION 0x161 +#endif +#ifndef DP_PHY_SQUARE_PATTERN +#define DP_PHY_SQUARE_PATTERN 0x249 +#endif +#ifndef DP_128b_132b_SUPPORTED_LINK_RATES +#define DP_128b_132b_SUPPORTED_LINK_RATES 0x2215 +#endif +#ifndef DP_128b_132b_TRAINING_AUX_RD_INTERVAL +#define DP_128b_132b_TRAINING_AUX_RD_INTERVAL 0x2216 +#endif +#ifndef DP_TEST_264BIT_CUSTOM_PATTERN_7_0 +#define DP_TEST_264BIT_CUSTOM_PATTERN_7_0 0X2230 +#endif +#ifndef DP_TEST_264BIT_CUSTOM_PATTERN_263_256 +#define DP_TEST_264BIT_CUSTOM_PATTERN_263_256 0X2250 +#endif +#ifndef DP_DSC_SUPPORT_AND_DECODER_COUNT +#define DP_DSC_SUPPORT_AND_DECODER_COUNT 0x2260 +#endif +#ifndef DP_DSC_MAX_SLICE_COUNT_AND_AGGREGATION_0 +#define DP_DSC_MAX_SLICE_COUNT_AND_AGGREGATION_0 0x2270 +#endif +#ifndef DP_DSC_DECODER_0_MAXIMUM_SLICE_COUNT_MASK +#define DP_DSC_DECODER_0_MAXIMUM_SLICE_COUNT_MASK (1 << 0) +#endif +#ifndef DP_DSC_DECODER_0_AGGREGATION_SUPPORT_MASK +#define DP_DSC_DECODER_0_AGGREGATION_SUPPORT_MASK (0b111 << 1) +#endif +#ifndef DP_DSC_DECODER_0_AGGREGATION_SUPPORT_SHIFT +#define DP_DSC_DECODER_0_AGGREGATION_SUPPORT_SHIFT 1 +#endif +#ifndef DP_DSC_DECODER_COUNT_MASK +#define DP_DSC_DECODER_COUNT_MASK (0b111 << 5) +#endif +#ifndef DP_DSC_DECODER_COUNT_SHIFT +#define DP_DSC_DECODER_COUNT_SHIFT 5 +#endif +#ifndef DP_MAIN_LINK_CHANNEL_CODING_SET +#define DP_MAIN_LINK_CHANNEL_CODING_SET 0x108 +#endif +#ifndef DP_MAIN_LINK_CHANNEL_CODING_PHY_REPEATER +#define DP_MAIN_LINK_CHANNEL_CODING_PHY_REPEATER 0xF0006 +#endif +#ifndef DP_PHY_REPEATER_128b_132b_RATES +#define DP_PHY_REPEATER_128b_132b_RATES 0xF0007 +#endif +#ifndef DP_128b_132b_TRAINING_AUX_RD_INTERVAL_PHY_REPEATER1 +#define DP_128b_132b_TRAINING_AUX_RD_INTERVAL_PHY_REPEATER1 0xF0022 +#endif +#ifndef DP_INTRA_HOP_AUX_REPLY_INDICATION +#define DP_INTRA_HOP_AUX_REPLY_INDICATION (1 << 3) +#endif +/* TODO - Use DRM header to replace above once available */ + +union dp_main_line_channel_coding_cap { + struct { + uint8_t DP_8b_10b_SUPPORTED :1; + uint8_t DP_128b_132b_SUPPORTED :1; + uint8_t RESERVED :6; + } bits; + uint8_t raw; +}; + +union dp_main_link_channel_coding_lttpr_cap { + struct { + uint8_t DP_128b_132b_SUPPORTED :1; + uint8_t RESERVED :7; + } bits; + uint8_t raw; +}; + +union dp_128b_132b_supported_link_rates { + struct { + uint8_t UHBR10 :1; + uint8_t UHBR20 :1; + uint8_t UHBR13_5:1; + uint8_t RESERVED:5; + } bits; + uint8_t raw; +}; + +union dp_128b_132b_supported_lttpr_link_rates { + struct { + uint8_t UHBR10 :1; + uint8_t UHBR13_5:1; + uint8_t UHBR20 :1; + uint8_t RESERVED:5; + } bits; + uint8_t raw; +}; + +union dp_sink_video_fallback_formats { + struct { + uint8_t dp_1024x768_60Hz_24bpp_support :1; + uint8_t dp_1280x720_60Hz_24bpp_support :1; + uint8_t dp_1920x1080_60Hz_24bpp_support :1; + uint8_t RESERVED :5; + } bits; + uint8_t raw; +}; + +union dp_fec_capability1 { + struct { + uint8_t AGGREGATED_ERROR_COUNTERS_CAPABLE :1; + uint8_t RESERVED :7; + } bits; + uint8_t raw; +}; + +struct dp_color_depth_caps { + uint8_t support_6bpc :1; + uint8_t support_8bpc :1; + uint8_t support_10bpc :1; + uint8_t support_12bpc :1; + uint8_t support_16bpc :1; + uint8_t RESERVED :3; +}; + +struct dp_encoding_format_caps { + uint8_t support_rgb :1; + uint8_t support_ycbcr444:1; + uint8_t support_ycbcr422:1; + uint8_t support_ycbcr420:1; + uint8_t RESERVED :4; +}; + +union dp_dfp_cap_ext { + struct { + uint8_t supported; + uint8_t max_pixel_rate_in_mps[2]; + uint8_t max_video_h_active_width[2]; + uint8_t max_video_v_active_height[2]; + struct dp_encoding_format_caps encoding_format_caps; + struct dp_color_depth_caps rgb_color_depth_caps; + struct dp_color_depth_caps ycbcr444_color_depth_caps; + struct dp_color_depth_caps ycbcr422_color_depth_caps; + struct dp_color_depth_caps ycbcr420_color_depth_caps; + } fields; + uint8_t raw[12]; +}; + +union dp_128b_132b_training_aux_rd_interval { + struct { + uint8_t VALUE :7; + uint8_t UNIT :1; + } bits; + uint8_t raw; +}; +#endif + #endif /* DC_DP_TYPES_H */ |