342 lines
14 KiB
C
342 lines
14 KiB
C
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/* SPDX-License-Identifier: GPL-2.0+ */
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/*
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* logicore_dp_dpcd.h
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*
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* DPCD interface definition for XILINX LogiCore DisplayPort v6.1
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* based on Xilinx dp_v3_1 driver sources
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*
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* (C) Copyright 2016
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* Dirk Eibach, Guntermann & Drunck GmbH, dirk.eibach@gdsys.cc
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*/
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#ifndef __GDSYS_LOGICORE_DP_DPCD_H__
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#define __GDSYS_LOGICORE_DP_DPCD_H__
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/* receiver capability field */
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#define DPCD_REV 0x00000
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#define DPCD_MAX_LINK_RATE 0x00001
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#define DPCD_MAX_LANE_COUNT 0x00002
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#define DPCD_MAX_DOWNSPREAD 0x00003
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#define DPCD_NORP_PWR_V_CAP 0x00004
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#define DPCD_DOWNSP_PRESENT 0x00005
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#define DPCD_ML_CH_CODING_CAP 0x00006
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#define DPCD_DOWNSP_COUNT_MSA_OUI 0x00007
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#define DPCD_RX_PORT0_CAP_0 0x00008
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#define DPCD_RX_PORT0_CAP_1 0x00009
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#define DPCD_RX_PORT1_CAP_0 0x0000A
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#define DPCD_RX_PORT1_CAP_1 0x0000B
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#define DPCD_I2C_SPEED_CTL_CAP 0x0000C
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#define DPCD_EDP_CFG_CAP 0x0000D
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#define DPCD_TRAIN_AUX_RD_INTERVAL 0x0000E
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#define DPCD_ADAPTER_CAP 0x0000F
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#define DPCD_FAUX_CAP 0x00020
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#define DPCD_MSTM_CAP 0x00021
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#define DPCD_NUM_AUDIO_EPS 0x00022
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#define DPCD_AV_GRANULARITY 0x00023
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#define DPCD_AUD_DEC_LAT_7_0 0x00024
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#define DPCD_AUD_DEC_LAT_15_8 0x00025
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#define DPCD_AUD_PP_LAT_7_0 0x00026
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#define DPCD_AUD_PP_LAT_15_8 0x00027
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#define DPCD_VID_INTER_LAT 0x00028
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#define DPCD_VID_PROG_LAT 0x00029
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#define DPCD_REP_LAT 0x0002A
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#define DPCD_AUD_DEL_INS_7_0 0x0002B
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#define DPCD_AUD_DEL_INS_15_8 0x0002C
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#define DPCD_AUD_DEL_INS_23_16 0x0002D
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#define DPCD_GUID 0x00030
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#define DPCD_RX_GTC_VALUE_7_0 0x00054
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#define DPCD_RX_GTC_VALUE_15_8 0x00055
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#define DPCD_RX_GTC_VALUE_23_16 0x00056
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#define DPCD_RX_GTC_VALUE_31_24 0x00057
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#define DPCD_RX_GTC_MSTR_REQ 0x00058
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#define DPCD_RX_GTC_FREQ_LOCK_DONE 0x00059
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#define DPCD_DOWNSP_0_CAP 0x00080
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#define DPCD_DOWNSP_1_CAP 0x00081
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#define DPCD_DOWNSP_2_CAP 0x00082
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#define DPCD_DOWNSP_3_CAP 0x00083
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#define DPCD_DOWNSP_0_DET_CAP 0x00080
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#define DPCD_DOWNSP_1_DET_CAP 0x00084
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#define DPCD_DOWNSP_2_DET_CAP 0x00088
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#define DPCD_DOWNSP_3_DET_CAP 0x0008C
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/* link configuration field */
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#define DPCD_LINK_BW_SET 0x00100
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#define DPCD_LANE_COUNT_SET 0x00101
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#define DPCD_TP_SET 0x00102
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#define DPCD_TRAINING_LANE0_SET 0x00103
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#define DPCD_TRAINING_LANE1_SET 0x00104
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#define DPCD_TRAINING_LANE2_SET 0x00105
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#define DPCD_TRAINING_LANE3_SET 0x00106
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#define DPCD_DOWNSPREAD_CTRL 0x00107
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#define DPCD_ML_CH_CODING_SET 0x00108
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#define DPCD_I2C_SPEED_CTL_SET 0x00109
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#define DPCD_EDP_CFG_SET 0x0010A
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#define DPCD_LINK_QUAL_LANE0_SET 0x0010B
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#define DPCD_LINK_QUAL_LANE1_SET 0x0010C
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#define DPCD_LINK_QUAL_LANE2_SET 0x0010D
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#define DPCD_LINK_QUAL_LANE3_SET 0x0010E
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#define DPCD_TRAINING_LANE0_1_SET2 0x0010F
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#define DPCD_TRAINING_LANE2_3_SET2 0x00110
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#define DPCD_MSTM_CTRL 0x00111
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#define DPCD_AUDIO_DELAY_7_0 0x00112
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#define DPCD_AUDIO_DELAY_15_8 0x00113
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#define DPCD_AUDIO_DELAY_23_6 0x00114
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#define DPCD_UPSTREAM_DEVICE_DP_PWR_NEED 0x00118
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#define DPCD_FAUX_MODE_CTRL 0x00120
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#define DPCD_FAUX_FORWARD_CH_DRIVE_SET 0x00121
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#define DPCD_BACK_CH_STATUS 0x00122
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#define DPCD_FAUX_BACK_CH_SYMBOL_ERROR_COUNT 0x00123
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#define DPCD_FAUX_BACK_CH_TRAINING_PATTERN_TIME 0x00125
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#define DPCD_TX_GTC_VALUE_7_0 0x00154
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#define DPCD_TX_GTC_VALUE_15_8 0x00155
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#define DPCD_TX_GTC_VALUE_23_16 0x00156
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#define DPCD_TX_GTC_VALUE_31_24 0x00157
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#define DPCD_RX_GTC_VALUE_PHASE_SKEW_EN 0x00158
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#define DPCD_TX_GTC_FREQ_LOCK_DONE 0x00159
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#define DPCD_ADAPTER_CTRL 0x001A0
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#define DPCD_BRANCH_DEVICE_CTRL 0x001A1
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#define DPCD_PAYLOAD_ALLOCATE_SET 0x001C0
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#define DPCD_PAYLOAD_ALLOCATE_START_TIME_SLOT 0x001C1
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#define DPCD_PAYLOAD_ALLOCATE_TIME_SLOT_COUNT 0x001C2
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/* link/sink status field */
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#define DPCD_SINK_COUNT 0x00200
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#define DPCD_DEVICE_SERVICE_IRQ 0x00201
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#define DPCD_STATUS_LANE_0_1 0x00202
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#define DPCD_STATUS_LANE_2_3 0x00203
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#define DPCD_LANE_ALIGN_STATUS_UPDATED 0x00204
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#define DPCD_SINK_STATUS 0x00205
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#define DPCD_ADJ_REQ_LANE_0_1 0x00206
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#define DPCD_ADJ_REQ_LANE_2_3 0x00207
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#define DPCD_TRAINING_SCORE_LANE_0 0x00208
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#define DPCD_TRAINING_SCORE_LANE_1 0x00209
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#define DPCD_TRAINING_SCORE_LANE_2 0x0020A
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#define DPCD_TRAINING_SCORE_LANE_3 0x0020B
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#define DPCD_ADJ_REQ_PC2 0x0020C
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#define DPCD_FAUX_FORWARD_CH_SYMBOL_ERROR_COUNT 0x0020D
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#define DPCD_SYMBOL_ERROR_COUNT_LANE_0 0x00210
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#define DPCD_SYMBOL_ERROR_COUNT_LANE_1 0x00212
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#define DPCD_SYMBOL_ERROR_COUNT_LANE_2 0x00214
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#define DPCD_SYMBOL_ERROR_COUNT_LANE_3 0x00216
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/* automated testing sub-field */
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#define DPCD_FAUX_FORWARD_CH_STATUS 0x00280
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#define DPCD_FAUX_BACK_CH_DRIVE_SET 0x00281
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#define DPCD_FAUX_BACK_CH_SYM_ERR_COUNT_CTRL 0x00282
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#define DPCD_PAYLOAD_TABLE_UPDATE_STATUS 0x002C0
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#define DPCD_VC_PAYLOAD_ID_SLOT(slotnum) \
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(DPCD_PAYLOAD_TABLE_UPDATE_STATUS + slotnum)
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/* sink control field */
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#define DPCD_SET_POWER_DP_PWR_VOLTAGE 0x00600
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/* sideband message buffers */
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#define DPCD_DOWN_REQ 0x01000
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#define DPCD_UP_REP 0x01200
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#define DPCD_DOWN_REP 0x01400
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#define DPCD_UP_REQ 0x01600
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/* event status indicator field */
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#define DPCD_SINK_COUNT_ESI 0x02002
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#define DPCD_SINK_DEVICE_SERVICE_IRQ_VECTOR_ESI0 0x02003
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#define DPCD_SINK_DEVICE_SERVICE_IRQ_VECTOR_ESI1 0x02004
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#define DPCD_SINK_LINK_SERVICE_IRQ_VECTOR_ESI0 0x02005
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#define DPCD_SINK_LANE0_1_STATUS 0x0200C
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#define DPCD_SINK_LANE2_3_STATUS 0x0200D
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#define DPCD_SINK_ALIGN_STATUS_UPDATED_ESI 0x0200E
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#define DPCD_SINK_STATUS_ESI 0x0200F
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/*
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* field addresses and sizes.
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*/
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#define DPCD_RECEIVER_CAP_FIELD_START DPCD_REV
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#define DPCD_RECEIVER_CAP_FIELD_SIZE 0x100
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#define DPCD_LINK_CFG_FIELD_START DPCD_LINK_BW_SET
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#define DPCD_LINK_CFG_FIELD_SIZE 0x100
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#define DPCD_LINK_SINK_STATUS_FIELD_START DPCD_SINK_COUNT
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#define DPCD_LINK_SINK_STATUS_FIELD_SIZE 0x17
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/* 0x00000: DPCD_REV */
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#define DPCD_REV_MNR_MASK 0x0F
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#define DPCD_REV_MJR_MASK 0xF0
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#define DPCD_REV_MJR_SHIFT 4
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/* 0x00001: MAX_LINK_RATE */
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#define DPCD_MAX_LINK_RATE_162GBPS 0x06
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#define DPCD_MAX_LINK_RATE_270GBPS 0x0A
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#define DPCD_MAX_LINK_RATE_540GBPS 0x14
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/* 0x00002: MAX_LANE_COUNT */
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#define DPCD_MAX_LANE_COUNT_MASK 0x1F
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#define DPCD_MAX_LANE_COUNT_1 0x01
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#define DPCD_MAX_LANE_COUNT_2 0x02
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#define DPCD_MAX_LANE_COUNT_4 0x04
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#define DPCD_TPS3_SUPPORT_MASK 0x40
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#define DPCD_ENHANCED_FRAME_SUPPORT_MASK 0x80
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/* 0x00003: MAX_DOWNSPREAD */
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#define DPCD_MAX_DOWNSPREAD_MASK 0x01
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#define DPCD_NO_AUX_HANDSHAKE_LINK_TRAIN_MASK 0x40
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/* 0x00005: DOWNSP_PRESENT */
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#define DPCD_DOWNSP_PRESENT_MASK 0x01
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#define DPCD_DOWNSP_TYPE_MASK 0x06
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#define DPCD_DOWNSP_TYPE_SHIFT 1
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#define DPCD_DOWNSP_TYPE_DP 0x0
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#define DPCD_DOWNSP_TYPE_AVGA_ADVII 0x1
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#define DPCD_DOWNSP_TYPE_DVI_HDMI_DPPP 0x2
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#define DPCD_DOWNSP_TYPE_OTHERS 0x3
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#define DPCD_DOWNSP_FORMAT_CONV_MASK 0x08
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#define DPCD_DOWNSP_DCAP_INFO_AVAIL_MASK 0x10
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/* 0x00006, 0x00108: ML_CH_CODING_SUPPORT, ML_CH_CODING_SET */
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#define DPCD_ML_CH_CODING_MASK 0x01
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/* 0x00007: DOWNSP_COUNT_MSA_OUI */
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#define DPCD_DOWNSP_COUNT_MASK 0x0F
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#define DPCD_MSA_TIMING_PAR_IGNORED_MASK 0x40
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#define DPCD_OUI_SUPPORT_MASK 0x80
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/* 0x00008, 0x0000A: RX_PORT[0-1]_CAP_0 */
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#define DPCD_RX_PORTX_CAP_0_LOCAL_EDID_PRESENT_MASK 0x02
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#define DPCD_RX_PORTX_CAP_0_ASSOC_TO_PRECEDING_PORT_MASK 0x04
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/* 0x0000C, 0x00109: I2C_SPEED_CTL_CAP, I2C_SPEED_CTL_SET */
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#define DPCD_I2C_SPEED_CTL_NONE 0x00
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#define DPCD_I2C_SPEED_CTL_1KBIPS 0x01
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#define DPCD_I2C_SPEED_CTL_5KBIPS 0x02
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#define DPCD_I2C_SPEED_CTL_10KBIPS 0x04
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#define DPCD_I2C_SPEED_CTL_100KBIPS 0x08
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#define DPCD_I2C_SPEED_CTL_400KBIPS 0x10
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#define DPCD_I2C_SPEED_CTL_1MBIPS 0x20
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/* 0x0000E: TRAIN_AUX_RD_INTERVAL */
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#define DPCD_TRAIN_AUX_RD_INT_100_400US 0x00
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#define DPCD_TRAIN_AUX_RD_INT_4MS 0x01
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#define DPCD_TRAIN_AUX_RD_INT_8MS 0x02
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#define DPCD_TRAIN_AUX_RD_INT_12MS 0x03
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#define DPCD_TRAIN_AUX_RD_INT_16MS 0x04
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/* 0x00020: DPCD_FAUX_CAP */
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#define DPCD_FAUX_CAP_MASK 0x01
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/* 0x00021: MSTM_CAP */
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#define DPCD_MST_CAP_MASK 0x01
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/* 0x00080, 0x00081|4, 0x00082|8, 0x00083|C: DOWNSP_X_(DET_)CAP */
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#define DPCD_DOWNSP_X_CAP_TYPE_MASK 0x07
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#define DPCD_DOWNSP_X_CAP_TYPE_DP 0x0
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#define DPCD_DOWNSP_X_CAP_TYPE_AVGA 0x1
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#define DPCD_DOWNSP_X_CAP_TYPE_DVI 0x2
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#define DPCD_DOWNSP_X_CAP_TYPE_HDMI 0x3
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#define DPCD_DOWNSP_X_CAP_TYPE_OTHERS 0x4
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#define DPCD_DOWNSP_X_CAP_TYPE_DPPP 0x5
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#define DPCD_DOWNSP_X_CAP_HPD_MASK 0x80
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#define DPCD_DOWNSP_X_CAP_NON_EDID_ATTR_MASK 0xF0
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#define DPCD_DOWNSP_X_CAP_NON_EDID_ATTR_SHIFT 4
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#define DPCD_DOWNSP_X_CAP_NON_EDID_ATTR_720_480_I_60 0x1
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#define DPCD_DOWNSP_X_CAP_NON_EDID_ATTR_720_480_I_50 0x2
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#define DPCD_DOWNSP_X_CAP_NON_EDID_ATTR_1920_1080_I_60 0x3
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#define DPCD_DOWNSP_X_CAP_NON_EDID_ATTR_1920_1080_I_50 0x4
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#define DPCD_DOWNSP_X_CAP_NON_EDID_ATTR_1280_720_P_60 0x5
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#define DPCD_DOWNSP_X_CAP_NON_EDID_ATTR_1280_720_P_50 0x7
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/* 0x00082, 0x00086, 0x0008A, 0x0008E: DOWNSP_X_(DET_)CAP2 */
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#define DPCD_DOWNSP_X_DCAP_MAX_BPC_MASK 0x03
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#define DPCD_DOWNSP_X_DCAP_MAX_BPC_8 0x0
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#define DPCD_DOWNSP_X_DCAP_MAX_BPC_10 0x1
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#define DPCD_DOWNSP_X_DCAP_MAX_BPC_12 0x2
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#define DPCD_DOWNSP_X_DCAP_MAX_BPC_16 0x3
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/* 0x00082, 0x00086, 0x0008A, 0x0008E: DOWNSP_X_(DET_)CAP2 */
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#define DPCD_DOWNSP_X_DCAP_HDMI_DPPP_FS2FP_MASK 0x01
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#define DPCD_DOWNSP_X_DCAP_DVI_DL_MASK 0x02
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#define DPCD_DOWNSP_X_DCAP_DVI_HCD_MASK 0x04
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/* link configuration field masks, shifts, and register values */
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/* 0x00100: DPCD_LINK_BW_SET */
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#define DPCD_LINK_BW_SET_162GBPS 0x06
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#define DPCD_LINK_BW_SET_270GBPS 0x0A
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#define DPCD_LINK_BW_SET_540GBPS 0x14
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/* 0x00101: LANE_COUNT_SET */
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#define DPCD_LANE_COUNT_SET_MASK 0x1F
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#define DPCD_LANE_COUNT_SET_1 0x01
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#define DPCD_LANE_COUNT_SET_2 0x02
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#define DPCD_LANE_COUNT_SET_4 0x04
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#define DPCD_ENHANCED_FRAME_EN_MASK 0x80
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/* 0x00102: TP_SET */
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#define DPCD_TP_SEL_MASK 0x03
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#define DPCD_TP_SEL_OFF 0x0
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#define DPCD_TP_SEL_TP1 0x1
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#define DPCD_TP_SEL_TP2 0x2
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#define DPCD_TP_SEL_TP3 0x3
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#define DPCD_TP_SET_LQP_MASK 0x06
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#define DPCD_TP_SET_LQP_SHIFT 2
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#define DPCD_TP_SET_LQP_OFF 0x0
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#define DPCD_TP_SET_LQP_D102_TEST 0x1
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#define DPCD_TP_SET_LQP_SER_MES 0x2
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#define DPCD_TP_SET_LQP_PRBS7 0x3
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#define DPCD_TP_SET_REC_CLK_OUT_EN_MASK 0x10
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#define DPCD_TP_SET_SCRAMB_DIS_MASK 0x20
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#define DPCD_TP_SET_SE_COUNT_SEL_MASK 0xC0
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#define DPCD_TP_SET_SE_COUNT_SEL_SHIFT 6
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#define DPCD_TP_SET_SE_COUNT_SEL_DE_ISE 0x0
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#define DPCD_TP_SET_SE_COUNT_SEL_DE 0x1
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#define DPCD_TP_SET_SE_COUNT_SEL_ISE 0x2
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/* 0x00103-0x00106: TRAINING_LANE[0-3]_SET */
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#define DPCD_TRAINING_LANEX_SET_VS_MASK 0x03
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#define DPCD_TRAINING_LANEX_SET_MAX_VS_MASK 0x04
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#define DPCD_TRAINING_LANEX_SET_PE_MASK 0x18
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#define DPCD_TRAINING_LANEX_SET_PE_SHIFT 3
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#define DPCD_TRAINING_LANEX_SET_MAX_PE_MASK 0x20
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/* 0x00107: DOWNSPREAD_CTRL */
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#define DPCD_SPREAD_AMP_MASK 0x10
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#define DPCD_MSA_TIMING_PAR_IGNORED_EN_MASK 0x80
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/* 0x00108: ML_CH_CODING_SET - Same as 0x00006: ML_CH_CODING_SUPPORT */
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/* 0x00109: I2C_SPEED_CTL_SET - Same as 0x0000C: I2C_SPEED_CTL_CAP */
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/* 0x0010F-0x00110: TRAINING_LANE[0_1-2_3]_SET2 */
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#define DPCD_TRAINING_LANE_0_2_SET_PC2_MASK 0x03
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#define DPCD_TRAINING_LANE_0_2_SET_MAX_PC2_MASK 0x04
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#define DPCD_TRAINING_LANE_1_3_SET_PC2_MASK 0x30
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#define DPCD_TRAINING_LANE_1_3_SET_PC2_SHIFT 4
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#define DPCD_TRAINING_LANE_1_3_SET_MAX_PC2_MASK 0x40
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/* 0x00111: MSTM_CTRL */
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#define DPCD_MST_EN_MASK 0x01
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#define DPCD_UP_REQ_EN_MASK 0x02
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#define DPCD_UP_IS_SRC_MASK 0x03
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/* link/sink status field masks, shifts, and register values */
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/* 0x00200: SINK_COUNT */
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#define DPCD_SINK_COUNT_LOW_MASK 0x3F
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#define DPCD_SINK_CP_READY_MASK 0x40
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#define DPCD_SINK_COUNT_HIGH_MASK 0x80
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#define DPCD_SINK_COUNT_HIGH_LOW_SHIFT 1
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/* 0x00202: STATUS_LANE_0_1 */
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#define DPCD_STATUS_LANE_0_CR_DONE_MASK 0x01
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#define DPCD_STATUS_LANE_0_CE_DONE_MASK 0x02
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#define DPCD_STATUS_LANE_0_SL_DONE_MASK 0x04
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#define DPCD_STATUS_LANE_1_CR_DONE_MASK 0x10
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#define DPCD_STATUS_LANE_1_CE_DONE_MASK 0x20
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#define DPCD_STATUS_LANE_1_SL_DONE_MASK 0x40
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/* 0x00202: STATUS_LANE_2_3 */
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#define DPCD_STATUS_LANE_2_CR_DONE_MASK 0x01
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#define DPCD_STATUS_LANE_2_CE_DONE_MASK 0x02
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#define DPCD_STATUS_LANE_2_SL_DONE_MASK 0x04
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#define DPCD_STATUS_LANE_3_CR_DONE_MASK 0x10
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#define DPCD_STATUS_LANE_3_CE_DONE_MASK 0x20
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#define DPCD_STATUS_LANE_3_SL_DONE_MASK 0x40
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/* 0x00204: LANE_ALIGN_STATUS_UPDATED */
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#define DPCD_LANE_ALIGN_STATUS_UPDATED_IA_DONE_MASK \
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0x01
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#define DPCD_LANE_ALIGN_STATUS_UPDATED_DOWNSP_STATUS_CHANGED_MASK \
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0x40
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#define DPCD_LANE_ALIGN_STATUS_UPDATED_LINK_STATUS_UPDATED_MASK \
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0x80
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/* 0x00205: SINK_STATUS */
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#define DPCD_SINK_STATUS_RX_PORT0_SYNC_STATUS_MASK 0x01
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#define DPCD_SINK_STATUS_RX_PORT1_SYNC_STATUS_MASK 0x02
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/* 0x00206, 0x00207: ADJ_REQ_LANE_[0,2]_[1,3] */
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#define DPCD_ADJ_REQ_LANE_0_2_VS_MASK 0x03
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#define DPCD_ADJ_REQ_LANE_0_2_PE_MASK 0x0C
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#define DPCD_ADJ_REQ_LANE_0_2_PE_SHIFT 2
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#define DPCD_ADJ_REQ_LANE_1_3_VS_MASK 0x30
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#define DPCD_ADJ_REQ_LANE_1_3_VS_SHIFT 4
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#define DPCD_ADJ_REQ_LANE_1_3_PE_MASK 0xC0
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#define DPCD_ADJ_REQ_LANE_1_3_PE_SHIFT 6
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/* 0x0020C: ADJ_REQ_PC2 */
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#define DPCD_ADJ_REQ_PC2_LANE_0_MASK 0x03
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#define DPCD_ADJ_REQ_PC2_LANE_1_MASK 0x0C
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#define DPCD_ADJ_REQ_PC2_LANE_1_SHIFT 2
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#define DPCD_ADJ_REQ_PC2_LANE_2_MASK 0x30
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#define DPCD_ADJ_REQ_PC2_LANE_2_SHIFT 4
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#define DPCD_ADJ_REQ_PC2_LANE_3_MASK 0xC0
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#define DPCD_ADJ_REQ_PC2_LANE_3_SHIFT 6
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#endif /* __GDSYS_LOGICORE_DP_DPCD_H__ */
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