102 lines
6.9 KiB
C
102 lines
6.9 KiB
C
/* SPDX-License-Identifier: MIT */
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#ifndef __NVKM_DISP_DP_H__
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#define __NVKM_DISP_DP_H__
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#include "outp.h"
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int nvkm_dp_new(struct nvkm_disp *, int index, struct dcb_output *,
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struct nvkm_outp **);
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void nvkm_dp_disable(struct nvkm_outp *, struct nvkm_ior *);
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/* DPCD Receiver Capabilities */
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#define DPCD_RC00_DPCD_REV 0x00000
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#define DPCD_RC01_MAX_LINK_RATE 0x00001
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#define DPCD_RC02 0x00002
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#define DPCD_RC02_ENHANCED_FRAME_CAP 0x80
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#define DPCD_RC02_TPS3_SUPPORTED 0x40
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#define DPCD_RC02_MAX_LANE_COUNT 0x1f
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#define DPCD_RC03 0x00003
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#define DPCD_RC03_TPS4_SUPPORTED 0x80
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#define DPCD_RC03_MAX_DOWNSPREAD 0x01
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#define DPCD_RC0E 0x0000e
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#define DPCD_RC0E_AUX_RD_INTERVAL 0x7f
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#define DPCD_RC10_SUPPORTED_LINK_RATES(i) 0x00010
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#define DPCD_RC10_SUPPORTED_LINK_RATES__SIZE 16
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/* DPCD Link Configuration */
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#define DPCD_LC00_LINK_BW_SET 0x00100
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#define DPCD_LC01 0x00101
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#define DPCD_LC01_ENHANCED_FRAME_EN 0x80
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#define DPCD_LC01_LANE_COUNT_SET 0x1f
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#define DPCD_LC02 0x00102
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#define DPCD_LC02_TRAINING_PATTERN_SET 0x0f
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#define DPCD_LC02_SCRAMBLING_DISABLE 0x20
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#define DPCD_LC03(l) ((l) + 0x00103)
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#define DPCD_LC03_MAX_PRE_EMPHASIS_REACHED 0x20
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#define DPCD_LC03_PRE_EMPHASIS_SET 0x18
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#define DPCD_LC03_MAX_SWING_REACHED 0x04
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#define DPCD_LC03_VOLTAGE_SWING_SET 0x03
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#define DPCD_LC0F 0x0010f
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#define DPCD_LC0F_LANE1_MAX_POST_CURSOR2_REACHED 0x40
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#define DPCD_LC0F_LANE1_POST_CURSOR2_SET 0x30
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#define DPCD_LC0F_LANE0_MAX_POST_CURSOR2_REACHED 0x04
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#define DPCD_LC0F_LANE0_POST_CURSOR2_SET 0x03
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#define DPCD_LC10 0x00110
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#define DPCD_LC10_LANE3_MAX_POST_CURSOR2_REACHED 0x40
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#define DPCD_LC10_LANE3_POST_CURSOR2_SET 0x30
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#define DPCD_LC10_LANE2_MAX_POST_CURSOR2_REACHED 0x04
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#define DPCD_LC10_LANE2_POST_CURSOR2_SET 0x03
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#define DPCD_LC15_LINK_RATE_SET 0x00115
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#define DPCD_LC15_LINK_RATE_SET_MASK 0x07
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/* DPCD Link/Sink Status */
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#define DPCD_LS02 0x00202
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#define DPCD_LS02_LANE1_SYMBOL_LOCKED 0x40
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#define DPCD_LS02_LANE1_CHANNEL_EQ_DONE 0x20
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#define DPCD_LS02_LANE1_CR_DONE 0x10
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#define DPCD_LS02_LANE0_SYMBOL_LOCKED 0x04
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#define DPCD_LS02_LANE0_CHANNEL_EQ_DONE 0x02
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#define DPCD_LS02_LANE0_CR_DONE 0x01
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#define DPCD_LS03 0x00203
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#define DPCD_LS03_LANE3_SYMBOL_LOCKED 0x40
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#define DPCD_LS03_LANE3_CHANNEL_EQ_DONE 0x20
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#define DPCD_LS03_LANE3_CR_DONE 0x10
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#define DPCD_LS03_LANE2_SYMBOL_LOCKED 0x04
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#define DPCD_LS03_LANE2_CHANNEL_EQ_DONE 0x02
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#define DPCD_LS03_LANE2_CR_DONE 0x01
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#define DPCD_LS04 0x00204
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#define DPCD_LS04_LINK_STATUS_UPDATED 0x80
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#define DPCD_LS04_DOWNSTREAM_PORT_STATUS_CHANGED 0x40
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#define DPCD_LS04_INTERLANE_ALIGN_DONE 0x01
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#define DPCD_LS06 0x00206
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#define DPCD_LS06_LANE1_PRE_EMPHASIS 0xc0
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#define DPCD_LS06_LANE1_VOLTAGE_SWING 0x30
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#define DPCD_LS06_LANE0_PRE_EMPHASIS 0x0c
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#define DPCD_LS06_LANE0_VOLTAGE_SWING 0x03
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#define DPCD_LS07 0x00207
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#define DPCD_LS07_LANE3_PRE_EMPHASIS 0xc0
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#define DPCD_LS07_LANE3_VOLTAGE_SWING 0x30
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#define DPCD_LS07_LANE2_PRE_EMPHASIS 0x0c
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#define DPCD_LS07_LANE2_VOLTAGE_SWING 0x03
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#define DPCD_LS0C 0x0020c
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#define DPCD_LS0C_LANE3_POST_CURSOR2 0xc0
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#define DPCD_LS0C_LANE2_POST_CURSOR2 0x30
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#define DPCD_LS0C_LANE1_POST_CURSOR2 0x0c
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#define DPCD_LS0C_LANE0_POST_CURSOR2 0x03
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/* DPCD Sink Control */
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#define DPCD_SC00 0x00600
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#define DPCD_SC00_SET_POWER 0x03
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#define DPCD_SC00_SET_POWER_D0 0x01
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#define DPCD_SC00_SET_POWER_D3 0x03
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#define DPCD_LTTPR_REV 0xf0000
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#define DPCD_LTTPR_MODE 0xf0003
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#define DPCD_LTTPR_MODE_TRANSPARENT 0x55
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#define DPCD_LTTPR_MODE_NON_TRANSPARENT 0xaa
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#define DPCD_LTTPR_PATTERN_SET(i) ((i - 1) * 0x50 + 0xf0010)
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#define DPCD_LTTPR_LANE0_SET(i) ((i - 1) * 0x50 + 0xf0011)
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#define DPCD_LTTPR_AUX_RD_INTERVAL(i) ((i - 1) * 0x50 + 0xf0020)
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#define DPCD_LTTPR_LANE0_1_STATUS(i) ((i - 1) * 0x50 + 0xf0030)
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#define DPCD_LTTPR_LANE0_1_ADJUST(i) ((i - 1) * 0x50 + 0xf0033)
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#endif
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