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WSL2-Linux-Kernel/include/drm/display/drm_dp.h

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/*
* Copyright © 2008 Keith Packard
*
* Permission to use, copy, modify, distribute, and sell this software and its
* documentation for any purpose is hereby granted without fee, provided that
* the above copyright notice appear in all copies and that both that copyright
* notice and this permission notice appear in supporting documentation, and
* that the name of the copyright holders not be used in advertising or
* publicity pertaining to distribution of the software without specific,
* written prior permission. The copyright holders make no representations
* about the suitability of this software for any purpose. It is provided "as
* is" without express or implied warranty.
*
* THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
* INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
* EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY SPECIAL, INDIRECT OR
* CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
* DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
* TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
* OF THIS SOFTWARE.
*/
#ifndef _DRM_DP_H_
#define _DRM_DP_H_
#include <linux/types.h>
/*
* Unless otherwise noted, all values are from the DP 1.1a spec. Note that
* DP and DPCD versions are independent. Differences from 1.0 are not noted,
* 1.0 devices basically don't exist in the wild.
*
* Abbreviations, in chronological order:
*
* eDP: Embedded DisplayPort version 1
* DPI: DisplayPort Interoperability Guideline v1.1a
* 1.2: DisplayPort 1.2
* MST: Multistream Transport - part of DP 1.2a
*
* 1.2 formally includes both eDP and DPI definitions.
*/
/* MSA (Main Stream Attribute) MISC bits (as MISC1<<8|MISC0) */
#define DP_MSA_MISC_SYNC_CLOCK (1 << 0)
#define DP_MSA_MISC_INTERLACE_VTOTAL_EVEN (1 << 8)
#define DP_MSA_MISC_STEREO_NO_3D (0 << 9)
#define DP_MSA_MISC_STEREO_PROG_RIGHT_EYE (1 << 9)
#define DP_MSA_MISC_STEREO_PROG_LEFT_EYE (3 << 9)
/* bits per component for non-RAW */
#define DP_MSA_MISC_6_BPC (0 << 5)
#define DP_MSA_MISC_8_BPC (1 << 5)
#define DP_MSA_MISC_10_BPC (2 << 5)
#define DP_MSA_MISC_12_BPC (3 << 5)
#define DP_MSA_MISC_16_BPC (4 << 5)
/* bits per component for RAW */
#define DP_MSA_MISC_RAW_6_BPC (1 << 5)
#define DP_MSA_MISC_RAW_7_BPC (2 << 5)
#define DP_MSA_MISC_RAW_8_BPC (3 << 5)
#define DP_MSA_MISC_RAW_10_BPC (4 << 5)
#define DP_MSA_MISC_RAW_12_BPC (5 << 5)
#define DP_MSA_MISC_RAW_14_BPC (6 << 5)
#define DP_MSA_MISC_RAW_16_BPC (7 << 5)
/* pixel encoding/colorimetry format */
#define _DP_MSA_MISC_COLOR(misc1_7, misc0_21, misc0_3, misc0_4) \
((misc1_7) << 15 | (misc0_4) << 4 | (misc0_3) << 3 | ((misc0_21) << 1))
#define DP_MSA_MISC_COLOR_RGB _DP_MSA_MISC_COLOR(0, 0, 0, 0)
#define DP_MSA_MISC_COLOR_CEA_RGB _DP_MSA_MISC_COLOR(0, 0, 1, 0)
#define DP_MSA_MISC_COLOR_RGB_WIDE_FIXED _DP_MSA_MISC_COLOR(0, 3, 0, 0)
#define DP_MSA_MISC_COLOR_RGB_WIDE_FLOAT _DP_MSA_MISC_COLOR(0, 3, 0, 1)
#define DP_MSA_MISC_COLOR_Y_ONLY _DP_MSA_MISC_COLOR(1, 0, 0, 0)
#define DP_MSA_MISC_COLOR_RAW _DP_MSA_MISC_COLOR(1, 1, 0, 0)
#define DP_MSA_MISC_COLOR_YCBCR_422_BT601 _DP_MSA_MISC_COLOR(0, 1, 1, 0)
#define DP_MSA_MISC_COLOR_YCBCR_422_BT709 _DP_MSA_MISC_COLOR(0, 1, 1, 1)
#define DP_MSA_MISC_COLOR_YCBCR_444_BT601 _DP_MSA_MISC_COLOR(0, 2, 1, 0)
#define DP_MSA_MISC_COLOR_YCBCR_444_BT709 _DP_MSA_MISC_COLOR(0, 2, 1, 1)
#define DP_MSA_MISC_COLOR_XVYCC_422_BT601 _DP_MSA_MISC_COLOR(0, 1, 0, 0)
#define DP_MSA_MISC_COLOR_XVYCC_422_BT709 _DP_MSA_MISC_COLOR(0, 1, 0, 1)
#define DP_MSA_MISC_COLOR_XVYCC_444_BT601 _DP_MSA_MISC_COLOR(0, 2, 0, 0)
#define DP_MSA_MISC_COLOR_XVYCC_444_BT709 _DP_MSA_MISC_COLOR(0, 2, 0, 1)
#define DP_MSA_MISC_COLOR_OPRGB _DP_MSA_MISC_COLOR(0, 0, 1, 1)
#define DP_MSA_MISC_COLOR_DCI_P3 _DP_MSA_MISC_COLOR(0, 3, 1, 0)
#define DP_MSA_MISC_COLOR_COLOR_PROFILE _DP_MSA_MISC_COLOR(0, 3, 1, 1)
#define DP_MSA_MISC_COLOR_VSC_SDP (1 << 14)
#define DP_AUX_MAX_PAYLOAD_BYTES 16
#define DP_AUX_I2C_WRITE 0x0
#define DP_AUX_I2C_READ 0x1
#define DP_AUX_I2C_WRITE_STATUS_UPDATE 0x2
#define DP_AUX_I2C_MOT 0x4
#define DP_AUX_NATIVE_WRITE 0x8
#define DP_AUX_NATIVE_READ 0x9
#define DP_AUX_NATIVE_REPLY_ACK (0x0 << 0)
#define DP_AUX_NATIVE_REPLY_NACK (0x1 << 0)
#define DP_AUX_NATIVE_REPLY_DEFER (0x2 << 0)
#define DP_AUX_NATIVE_REPLY_MASK (0x3 << 0)
#define DP_AUX_I2C_REPLY_ACK (0x0 << 2)
#define DP_AUX_I2C_REPLY_NACK (0x1 << 2)
#define DP_AUX_I2C_REPLY_DEFER (0x2 << 2)
#define DP_AUX_I2C_REPLY_MASK (0x3 << 2)
/* DPCD Field Address Mapping */
/* Receiver Capability */
#define DP_DPCD_REV 0x000
# define DP_DPCD_REV_10 0x10
# define DP_DPCD_REV_11 0x11
# define DP_DPCD_REV_12 0x12
# define DP_DPCD_REV_13 0x13
# define DP_DPCD_REV_14 0x14
#define DP_MAX_LINK_RATE 0x001
#define DP_MAX_LANE_COUNT 0x002
# define DP_MAX_LANE_COUNT_MASK 0x1f
# define DP_TPS3_SUPPORTED (1 << 6) /* 1.2 */
# define DP_ENHANCED_FRAME_CAP (1 << 7)
#define DP_MAX_DOWNSPREAD 0x003
# define DP_MAX_DOWNSPREAD_0_5 (1 << 0)
# define DP_STREAM_REGENERATION_STATUS_CAP (1 << 1) /* 2.0 */
# define DP_NO_AUX_HANDSHAKE_LINK_TRAINING (1 << 6)
# define DP_TPS4_SUPPORTED (1 << 7)
#define DP_NORP 0x004
#define DP_DOWNSTREAMPORT_PRESENT 0x005
# define DP_DWN_STRM_PORT_PRESENT (1 << 0)
# define DP_DWN_STRM_PORT_TYPE_MASK 0x06
# define DP_DWN_STRM_PORT_TYPE_DP (0 << 1)
# define DP_DWN_STRM_PORT_TYPE_ANALOG (1 << 1)
# define DP_DWN_STRM_PORT_TYPE_TMDS (2 << 1)
# define DP_DWN_STRM_PORT_TYPE_OTHER (3 << 1)
# define DP_FORMAT_CONVERSION (1 << 3)
# define DP_DETAILED_CAP_INFO_AVAILABLE (1 << 4) /* DPI */
#define DP_MAIN_LINK_CHANNEL_CODING 0x006
# define DP_CAP_ANSI_8B10B (1 << 0)
# define DP_CAP_ANSI_128B132B (1 << 1) /* 2.0 */
#define DP_DOWN_STREAM_PORT_COUNT 0x007
# define DP_PORT_COUNT_MASK 0x0f
# define DP_MSA_TIMING_PAR_IGNORED (1 << 6) /* eDP */
# define DP_OUI_SUPPORT (1 << 7)
#define DP_RECEIVE_PORT_0_CAP_0 0x008
# define DP_LOCAL_EDID_PRESENT (1 << 1)
# define DP_ASSOCIATED_TO_PRECEDING_PORT (1 << 2)
#define DP_RECEIVE_PORT_0_BUFFER_SIZE 0x009
#define DP_RECEIVE_PORT_1_CAP_0 0x00a
#define DP_RECEIVE_PORT_1_BUFFER_SIZE 0x00b
#define DP_I2C_SPEED_CAP 0x00c /* DPI */
# define DP_I2C_SPEED_1K 0x01
# define DP_I2C_SPEED_5K 0x02
# define DP_I2C_SPEED_10K 0x04
# define DP_I2C_SPEED_100K 0x08
# define DP_I2C_SPEED_400K 0x10
# define DP_I2C_SPEED_1M 0x20
#define DP_EDP_CONFIGURATION_CAP 0x00d /* XXX 1.2? */
# define DP_ALTERNATE_SCRAMBLER_RESET_CAP (1 << 0)
# define DP_FRAMING_CHANGE_CAP (1 << 1)
# define DP_DPCD_DISPLAY_CONTROL_CAPABLE (1 << 3) /* edp v1.2 or higher */
#define DP_TRAINING_AUX_RD_INTERVAL 0x00e /* XXX 1.2? */
# define DP_TRAINING_AUX_RD_MASK 0x7F /* DP 1.3 */
# define DP_EXTENDED_RECEIVER_CAP_FIELD_PRESENT (1 << 7) /* DP 1.3 */
#define DP_ADAPTER_CAP 0x00f /* 1.2 */
# define DP_FORCE_LOAD_SENSE_CAP (1 << 0)
# define DP_ALTERNATE_I2C_PATTERN_CAP (1 << 1)
#define DP_SUPPORTED_LINK_RATES 0x010 /* eDP 1.4 */
# define DP_MAX_SUPPORTED_RATES 8 /* 16-bit little-endian */
/* Multiple stream transport */
#define DP_FAUX_CAP 0x020 /* 1.2 */
# define DP_FAUX_CAP_1 (1 << 0)
#define DP_SINK_VIDEO_FALLBACK_FORMATS 0x020 /* 2.0 */
# define DP_FALLBACK_1024x768_60HZ_24BPP (1 << 0)
# define DP_FALLBACK_1280x720_60HZ_24BPP (1 << 1)
# define DP_FALLBACK_1920x1080_60HZ_24BPP (1 << 2)
#define DP_MSTM_CAP 0x021 /* 1.2 */
# define DP_MST_CAP (1 << 0)
# define DP_SINGLE_STREAM_SIDEBAND_MSG (1 << 1) /* 2.0 */
#define DP_NUMBER_OF_AUDIO_ENDPOINTS 0x022 /* 1.2 */
/* AV_SYNC_DATA_BLOCK 1.2 */
#define DP_AV_GRANULARITY 0x023
# define DP_AG_FACTOR_MASK (0xf << 0)
# define DP_AG_FACTOR_3MS (0 << 0)
# define DP_AG_FACTOR_2MS (1 << 0)
# define DP_AG_FACTOR_1MS (2 << 0)
# define DP_AG_FACTOR_500US (3 << 0)
# define DP_AG_FACTOR_200US (4 << 0)
# define DP_AG_FACTOR_100US (5 << 0)
# define DP_AG_FACTOR_10US (6 << 0)
# define DP_AG_FACTOR_1US (7 << 0)
# define DP_VG_FACTOR_MASK (0xf << 4)
# define DP_VG_FACTOR_3MS (0 << 4)
# define DP_VG_FACTOR_2MS (1 << 4)
# define DP_VG_FACTOR_1MS (2 << 4)
# define DP_VG_FACTOR_500US (3 << 4)
# define DP_VG_FACTOR_200US (4 << 4)
# define DP_VG_FACTOR_100US (5 << 4)
#define DP_AUD_DEC_LAT0 0x024
#define DP_AUD_DEC_LAT1 0x025
#define DP_AUD_PP_LAT0 0x026
#define DP_AUD_PP_LAT1 0x027
#define DP_VID_INTER_LAT 0x028
#define DP_VID_PROG_LAT 0x029
#define DP_REP_LAT 0x02a
#define DP_AUD_DEL_INS0 0x02b
#define DP_AUD_DEL_INS1 0x02c
#define DP_AUD_DEL_INS2 0x02d
/* End of AV_SYNC_DATA_BLOCK */
#define DP_RECEIVER_ALPM_CAP 0x02e /* eDP 1.4 */
# define DP_ALPM_CAP (1 << 0)
#define DP_SINK_DEVICE_AUX_FRAME_SYNC_CAP 0x02f /* eDP 1.4 */
# define DP_AUX_FRAME_SYNC_CAP (1 << 0)
#define DP_GUID 0x030 /* 1.2 */
#define DP_DSC_SUPPORT 0x060 /* DP 1.4 */
# define DP_DSC_DECOMPRESSION_IS_SUPPORTED (1 << 0)
# 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_MAJOR_MASK (0xf << 0)
# define DP_DSC_MINOR_MASK (0xf << 4)
# define DP_DSC_MAJOR_SHIFT 0
# define DP_DSC_MINOR_SHIFT 4
#define DP_DSC_RC_BUF_BLK_SIZE 0x062
# define DP_DSC_RC_BUF_BLK_SIZE_1 0x0
# define DP_DSC_RC_BUF_BLK_SIZE_4 0x1
# define DP_DSC_RC_BUF_BLK_SIZE_16 0x2
# define DP_DSC_RC_BUF_BLK_SIZE_64 0x3
#define DP_DSC_RC_BUF_SIZE 0x063
#define DP_DSC_SLICE_CAP_1 0x064
# define DP_DSC_1_PER_DP_DSC_SINK (1 << 0)
# define DP_DSC_2_PER_DP_DSC_SINK (1 << 1)
# define DP_DSC_4_PER_DP_DSC_SINK (1 << 3)
# define DP_DSC_6_PER_DP_DSC_SINK (1 << 4)
# define DP_DSC_8_PER_DP_DSC_SINK (1 << 5)
# define DP_DSC_10_PER_DP_DSC_SINK (1 << 6)
# define DP_DSC_12_PER_DP_DSC_SINK (1 << 7)
#define DP_DSC_LINE_BUF_BIT_DEPTH 0x065
# define DP_DSC_LINE_BUF_BIT_DEPTH_MASK (0xf << 0)
# define DP_DSC_LINE_BUF_BIT_DEPTH_9 0x0
# define DP_DSC_LINE_BUF_BIT_DEPTH_10 0x1
# define DP_DSC_LINE_BUF_BIT_DEPTH_11 0x2
# define DP_DSC_LINE_BUF_BIT_DEPTH_12 0x3
# define DP_DSC_LINE_BUF_BIT_DEPTH_13 0x4
# define DP_DSC_LINE_BUF_BIT_DEPTH_14 0x5
# define DP_DSC_LINE_BUF_BIT_DEPTH_15 0x6
# define DP_DSC_LINE_BUF_BIT_DEPTH_16 0x7
# define DP_DSC_LINE_BUF_BIT_DEPTH_8 0x8
#define DP_DSC_BLK_PREDICTION_SUPPORT 0x066
# 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_HI 0x068 /* eDP 1.4 */
# 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_BPP_DELTA_VERSION_MASK 0x06
# define DP_DSC_MAX_BPP_DELTA_AVAILABILITY 0x08
#define DP_DSC_DEC_COLOR_FORMAT_CAP 0x069
# define DP_DSC_RGB (1 << 0)
# define DP_DSC_YCbCr444 (1 << 1)
# define DP_DSC_YCbCr422_Simple (1 << 2)
# define DP_DSC_YCbCr422_Native (1 << 3)
# define DP_DSC_YCbCr420_Native (1 << 4)
#define DP_DSC_DEC_COLOR_DEPTH_CAP 0x06A
# define DP_DSC_8_BPC (1 << 1)
# define DP_DSC_10_BPC (1 << 2)
# define DP_DSC_12_BPC (1 << 3)
#define DP_DSC_PEAK_THROUGHPUT 0x06B
# define DP_DSC_THROUGHPUT_MODE_0_MASK (0xf << 0)
# define DP_DSC_THROUGHPUT_MODE_0_SHIFT 0
# define DP_DSC_THROUGHPUT_MODE_0_UNSUPPORTED 0
# define DP_DSC_THROUGHPUT_MODE_0_340 (1 << 0)
# define DP_DSC_THROUGHPUT_MODE_0_400 (2 << 0)
# define DP_DSC_THROUGHPUT_MODE_0_450 (3 << 0)
# define DP_DSC_THROUGHPUT_MODE_0_500 (4 << 0)
# define DP_DSC_THROUGHPUT_MODE_0_550 (5 << 0)
# define DP_DSC_THROUGHPUT_MODE_0_600 (6 << 0)
# define DP_DSC_THROUGHPUT_MODE_0_650 (7 << 0)
# define DP_DSC_THROUGHPUT_MODE_0_700 (8 << 0)
# define DP_DSC_THROUGHPUT_MODE_0_750 (9 << 0)
# define DP_DSC_THROUGHPUT_MODE_0_800 (10 << 0)
# define DP_DSC_THROUGHPUT_MODE_0_850 (11 << 0)
# define DP_DSC_THROUGHPUT_MODE_0_900 (12 << 0)
# define DP_DSC_THROUGHPUT_MODE_0_950 (13 << 0)
# define DP_DSC_THROUGHPUT_MODE_0_1000 (14 << 0)
# define DP_DSC_THROUGHPUT_MODE_0_170 (15 << 0) /* 1.4a */
# define DP_DSC_THROUGHPUT_MODE_1_MASK (0xf << 4)
# define DP_DSC_THROUGHPUT_MODE_1_SHIFT 4
# define DP_DSC_THROUGHPUT_MODE_1_UNSUPPORTED 0
# define DP_DSC_THROUGHPUT_MODE_1_340 (1 << 4)
# define DP_DSC_THROUGHPUT_MODE_1_400 (2 << 4)
# define DP_DSC_THROUGHPUT_MODE_1_450 (3 << 4)
# define DP_DSC_THROUGHPUT_MODE_1_500 (4 << 4)
# define DP_DSC_THROUGHPUT_MODE_1_550 (5 << 4)
# define DP_DSC_THROUGHPUT_MODE_1_600 (6 << 4)
# define DP_DSC_THROUGHPUT_MODE_1_650 (7 << 4)
# define DP_DSC_THROUGHPUT_MODE_1_700 (8 << 4)
# define DP_DSC_THROUGHPUT_MODE_1_750 (9 << 4)
# define DP_DSC_THROUGHPUT_MODE_1_800 (10 << 4)
# define DP_DSC_THROUGHPUT_MODE_1_850 (11 << 4)
# define DP_DSC_THROUGHPUT_MODE_1_900 (12 << 4)
# define DP_DSC_THROUGHPUT_MODE_1_950 (13 << 4)
# define DP_DSC_THROUGHPUT_MODE_1_1000 (14 << 4)
# define DP_DSC_THROUGHPUT_MODE_1_170 (15 << 4)
#define DP_DSC_MAX_SLICE_WIDTH 0x06C
#define DP_DSC_MIN_SLICE_WIDTH_VALUE 2560
#define DP_DSC_SLICE_WIDTH_MULTIPLIER 320
#define DP_DSC_SLICE_CAP_2 0x06D
# define DP_DSC_16_PER_DP_DSC_SINK (1 << 0)
# define DP_DSC_20_PER_DP_DSC_SINK (1 << 1)
# define DP_DSC_24_PER_DP_DSC_SINK (1 << 2)
#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_8 0x1
# 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_1 0x4
#define DP_PSR_SUPPORT 0x070 /* XXX 1.2? */
# define DP_PSR_IS_SUPPORTED 1
# define DP_PSR2_IS_SUPPORTED 2 /* eDP 1.4 */
# define DP_PSR2_WITH_Y_COORD_IS_SUPPORTED 3 /* eDP 1.4a */
# define DP_PSR2_WITH_Y_COORD_ET_SUPPORTED 4 /* eDP 1.5, adopted eDP 1.4b SCR */
#define DP_PSR_CAPS 0x071 /* XXX 1.2? */
# define DP_PSR_NO_TRAIN_ON_EXIT 1
# define DP_PSR_SETUP_TIME_330 (0 << 1)
# define DP_PSR_SETUP_TIME_275 (1 << 1)
# define DP_PSR_SETUP_TIME_220 (2 << 1)
# define DP_PSR_SETUP_TIME_165 (3 << 1)
# define DP_PSR_SETUP_TIME_110 (4 << 1)
# define DP_PSR_SETUP_TIME_55 (5 << 1)
# define DP_PSR_SETUP_TIME_0 (6 << 1)
# define DP_PSR_SETUP_TIME_MASK (7 << 1)
# define DP_PSR_SETUP_TIME_SHIFT 1
# define DP_PSR2_SU_Y_COORDINATE_REQUIRED (1 << 4) /* eDP 1.4a */
# define DP_PSR2_SU_GRANULARITY_REQUIRED (1 << 5) /* eDP 1.4b */
# define DP_PSR2_SU_AUX_FRAME_SYNC_NOT_NEEDED (1 << 6)/* eDP 1.5, adopted eDP 1.4b SCR */
#define DP_PSR2_SU_X_GRANULARITY 0x072 /* eDP 1.4b */
#define DP_PSR2_SU_Y_GRANULARITY 0x074 /* eDP 1.4b */
/*
* 0x80-0x8f describe downstream port capabilities, but there are two layouts
* based on whether DP_DETAILED_CAP_INFO_AVAILABLE was set. If it was not,
* each port's descriptor is one byte wide. If it was set, each port's is
* four bytes wide, starting with the one byte from the base info. As of
* DP interop v1.1a only VGA defines additional detail.
*/
/* offset 0 */
#define DP_DOWNSTREAM_PORT_0 0x80
# define DP_DS_PORT_TYPE_MASK (7 << 0)
# define DP_DS_PORT_TYPE_DP 0
# define DP_DS_PORT_TYPE_VGA 1
# define DP_DS_PORT_TYPE_DVI 2
# define DP_DS_PORT_TYPE_HDMI 3
# define DP_DS_PORT_TYPE_NON_EDID 4
# define DP_DS_PORT_TYPE_DP_DUALMODE 5
# define DP_DS_PORT_TYPE_WIRELESS 6
# define DP_DS_PORT_HPD (1 << 3)
# define DP_DS_NON_EDID_MASK (0xf << 4)
# define DP_DS_NON_EDID_720x480i_60 (1 << 4)
# define DP_DS_NON_EDID_720x480i_50 (2 << 4)
# define DP_DS_NON_EDID_1920x1080i_60 (3 << 4)
# define DP_DS_NON_EDID_1920x1080i_50 (4 << 4)
# define DP_DS_NON_EDID_1280x720_60 (5 << 4)
# define DP_DS_NON_EDID_1280x720_50 (7 << 4)
/* offset 1 for VGA is maximum megapixels per second / 8 */
/* offset 1 for DVI/HDMI is maximum TMDS clock in Mbps / 2.5 */
/* offset 2 for VGA/DVI/HDMI */
# define DP_DS_MAX_BPC_MASK (3 << 0)
# define DP_DS_8BPC 0
# define DP_DS_10BPC 1
# define DP_DS_12BPC 2
# define DP_DS_16BPC 3
/* HDMI2.1 PCON FRL CONFIGURATION */
# define DP_PCON_MAX_FRL_BW (7 << 2)
# define DP_PCON_MAX_0GBPS (0 << 2)
# define DP_PCON_MAX_9GBPS (1 << 2)
# define DP_PCON_MAX_18GBPS (2 << 2)
# define DP_PCON_MAX_24GBPS (3 << 2)
# define DP_PCON_MAX_32GBPS (4 << 2)
# define DP_PCON_MAX_40GBPS (5 << 2)
# define DP_PCON_MAX_48GBPS (6 << 2)
# define DP_PCON_SOURCE_CTL_MODE (1 << 5)
/* offset 3 for DVI */
# define DP_DS_DVI_DUAL_LINK (1 << 1)
# define DP_DS_DVI_HIGH_COLOR_DEPTH (1 << 2)
/* offset 3 for HDMI */
# define DP_DS_HDMI_FRAME_SEQ_TO_FRAME_PACK (1 << 0)
# define DP_DS_HDMI_YCBCR422_PASS_THROUGH (1 << 1)
# define DP_DS_HDMI_YCBCR420_PASS_THROUGH (1 << 2)
# define DP_DS_HDMI_YCBCR444_TO_422_CONV (1 << 3)
# define DP_DS_HDMI_YCBCR444_TO_420_CONV (1 << 4)
/*
* VESA DP-to-HDMI PCON Specification adds caps for colorspace
* conversion in DFP cap DPCD 83h. Sec6.1 Table-3.
* Based on the available support the source can enable
* color conversion by writing into PROTOCOL_COVERTER_CONTROL_2
* DPCD 3052h.
*/
# define DP_DS_HDMI_BT601_RGB_YCBCR_CONV (1 << 5)
# define DP_DS_HDMI_BT709_RGB_YCBCR_CONV (1 << 6)
# define DP_DS_HDMI_BT2020_RGB_YCBCR_CONV (1 << 7)
#define DP_MAX_DOWNSTREAM_PORTS 0x10
/* DP Forward error Correction Registers */
#define DP_FEC_CAPABILITY 0x090 /* 1.4 */
# define DP_FEC_CAPABLE (1 << 0)
# 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 0xD /* 0x92 through 0x9E */
#define DP_PCON_DSC_ENCODER 0x092
# define DP_PCON_DSC_ENCODER_SUPPORTED (1 << 0)
# define DP_PCON_DSC_PPS_ENC_OVERRIDE (1 << 1)
/* DP-HDMI2.1 PCON DSC Version */
#define DP_PCON_DSC_VERSION 0x093
# define DP_PCON_DSC_MAJOR_MASK (0xF << 0)
# define DP_PCON_DSC_MINOR_MASK (0xF << 4)
# define DP_PCON_DSC_MAJOR_SHIFT 0
# define DP_PCON_DSC_MINOR_SHIFT 4
/* DP-HDMI2.1 PCON DSC RC Buffer block size */
#define DP_PCON_DSC_RC_BUF_BLK_INFO 0x094
# define DP_PCON_DSC_RC_BUF_BLK_SIZE (0x3 << 0)
# define DP_PCON_DSC_RC_BUF_BLK_1KB 0
# define DP_PCON_DSC_RC_BUF_BLK_4KB 1
# define DP_PCON_DSC_RC_BUF_BLK_16KB 2
# define DP_PCON_DSC_RC_BUF_BLK_64KB 3
/* DP-HDMI2.1 PCON DSC RC Buffer size */
#define DP_PCON_DSC_RC_BUF_SIZE 0x095
/* DP-HDMI2.1 PCON DSC Slice capabilities-1 */
#define DP_PCON_DSC_SLICE_CAP_1 0x096
# define DP_PCON_DSC_1_PER_DSC_ENC (0x1 << 0)
# define DP_PCON_DSC_2_PER_DSC_ENC (0x1 << 1)
# define DP_PCON_DSC_4_PER_DSC_ENC (0x1 << 3)
# define DP_PCON_DSC_6_PER_DSC_ENC (0x1 << 4)
# define DP_PCON_DSC_8_PER_DSC_ENC (0x1 << 5)
# define DP_PCON_DSC_10_PER_DSC_ENC (0x1 << 6)
# define DP_PCON_DSC_12_PER_DSC_ENC (0x1 << 7)
#define DP_PCON_DSC_BUF_BIT_DEPTH 0x097
# define DP_PCON_DSC_BIT_DEPTH_MASK (0xF << 0)
# define DP_PCON_DSC_DEPTH_9_BITS 0
# define DP_PCON_DSC_DEPTH_10_BITS 1
# define DP_PCON_DSC_DEPTH_11_BITS 2
# define DP_PCON_DSC_DEPTH_12_BITS 3
# define DP_PCON_DSC_DEPTH_13_BITS 4
# define DP_PCON_DSC_DEPTH_14_BITS 5
# define DP_PCON_DSC_DEPTH_15_BITS 6
# define DP_PCON_DSC_DEPTH_16_BITS 7
# define DP_PCON_DSC_DEPTH_8_BITS 8
#define DP_PCON_DSC_BLOCK_PREDICTION 0x098
# define DP_PCON_DSC_BLOCK_PRED_SUPPORT (0x1 << 0)
#define DP_PCON_DSC_ENC_COLOR_FMT_CAP 0x099
# define DP_PCON_DSC_ENC_RGB (0x1 << 0)
# define DP_PCON_DSC_ENC_YUV444 (0x1 << 1)
# define DP_PCON_DSC_ENC_YUV422_S (0x1 << 2)
# define DP_PCON_DSC_ENC_YUV422_N (0x1 << 3)
# define DP_PCON_DSC_ENC_YUV420_N (0x1 << 4)
#define DP_PCON_DSC_ENC_COLOR_DEPTH_CAP 0x09A
# define DP_PCON_DSC_ENC_8BPC (0x1 << 1)
# define DP_PCON_DSC_ENC_10BPC (0x1 << 2)
# define DP_PCON_DSC_ENC_12BPC (0x1 << 3)
#define DP_PCON_DSC_MAX_SLICE_WIDTH 0x09B
/* DP-HDMI2.1 PCON DSC Slice capabilities-2 */
#define DP_PCON_DSC_SLICE_CAP_2 0x09C
# define DP_PCON_DSC_16_PER_DSC_ENC (0x1 << 0)
# define DP_PCON_DSC_20_PER_DSC_ENC (0x1 << 1)
# define DP_PCON_DSC_24_PER_DSC_ENC (0x1 << 2)
/* DP-HDMI2.1 PCON HDMI TX Encoder Bits/pixel increment */
#define DP_PCON_DSC_BPP_INCR 0x09E
# define DP_PCON_DSC_BPP_INCR_MASK (0x7 << 0)
# define DP_PCON_DSC_ONE_16TH_BPP 0
# define DP_PCON_DSC_ONE_8TH_BPP 1
# define DP_PCON_DSC_ONE_4TH_BPP 2
# define DP_PCON_DSC_ONE_HALF_BPP 3
# define DP_PCON_DSC_ONE_BPP 4
/* DP Extended DSC Capabilities */
#define DP_DSC_BRANCH_OVERALL_THROUGHPUT_0 0x0a0 /* DP 1.4a SCR */
#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 */
# define DP_LINK_BW_1_62 0x06
# define DP_LINK_BW_2_7 0x0a
# define DP_LINK_BW_5_4 0x14 /* 1.2 */
# define DP_LINK_BW_8_1 0x1e /* 1.4 */
# define DP_LINK_BW_10 0x01 /* 2.0 128b/132b Link Layer */
# define DP_LINK_BW_13_5 0x04 /* 2.0 128b/132b Link Layer */
# define DP_LINK_BW_20 0x02 /* 2.0 128b/132b Link Layer */
#define DP_LANE_COUNT_SET 0x101
# define DP_LANE_COUNT_MASK 0x0f
# define DP_LANE_COUNT_ENHANCED_FRAME_EN (1 << 7)
#define DP_TRAINING_PATTERN_SET 0x102
# define DP_TRAINING_PATTERN_DISABLE 0
# define DP_TRAINING_PATTERN_1 1
# define DP_TRAINING_PATTERN_2 2
# define DP_TRAINING_PATTERN_2_CDS 3 /* 2.0 E11 */
# define DP_TRAINING_PATTERN_3 3 /* 1.2 */
# define DP_TRAINING_PATTERN_4 7 /* 1.4 */
# define DP_TRAINING_PATTERN_MASK 0x3
# define DP_TRAINING_PATTERN_MASK_1_4 0xf
/* DPCD 1.1 only. For DPCD >= 1.2 see per-lane DP_LINK_QUAL_LANEn_SET */
# define DP_LINK_QUAL_PATTERN_11_DISABLE (0 << 2)
# define DP_LINK_QUAL_PATTERN_11_D10_2 (1 << 2)
# define DP_LINK_QUAL_PATTERN_11_ERROR_RATE (2 << 2)
# define DP_LINK_QUAL_PATTERN_11_PRBS7 (3 << 2)
# define DP_LINK_QUAL_PATTERN_11_MASK (3 << 2)
# define DP_RECOVERED_CLOCK_OUT_EN (1 << 4)
# define DP_LINK_SCRAMBLING_DISABLE (1 << 5)
# define DP_SYMBOL_ERROR_COUNT_BOTH (0 << 6)
# define DP_SYMBOL_ERROR_COUNT_DISPARITY (1 << 6)
# define DP_SYMBOL_ERROR_COUNT_SYMBOL (2 << 6)
# define DP_SYMBOL_ERROR_COUNT_MASK (3 << 6)
#define DP_TRAINING_LANE0_SET 0x103
#define DP_TRAINING_LANE1_SET 0x104
#define DP_TRAINING_LANE2_SET 0x105
#define DP_TRAINING_LANE3_SET 0x106
# define DP_TRAIN_VOLTAGE_SWING_MASK 0x3
# define DP_TRAIN_VOLTAGE_SWING_SHIFT 0
# define DP_TRAIN_MAX_SWING_REACHED (1 << 2)
# define DP_TRAIN_VOLTAGE_SWING_LEVEL_0 (0 << 0)
# define DP_TRAIN_VOLTAGE_SWING_LEVEL_1 (1 << 0)
# define DP_TRAIN_VOLTAGE_SWING_LEVEL_2 (2 << 0)
# define DP_TRAIN_VOLTAGE_SWING_LEVEL_3 (3 << 0)
# define DP_TRAIN_PRE_EMPHASIS_MASK (3 << 3)
# define DP_TRAIN_PRE_EMPH_LEVEL_0 (0 << 3)
# define DP_TRAIN_PRE_EMPH_LEVEL_1 (1 << 3)
# define DP_TRAIN_PRE_EMPH_LEVEL_2 (2 << 3)
# define DP_TRAIN_PRE_EMPH_LEVEL_3 (3 << 3)
# define DP_TRAIN_PRE_EMPHASIS_SHIFT 3
# define DP_TRAIN_MAX_PRE_EMPHASIS_REACHED (1 << 5)
# define DP_TX_FFE_PRESET_VALUE_MASK (0xf << 0) /* 2.0 128b/132b Link Layer */
#define DP_DOWNSPREAD_CTRL 0x107
# define DP_SPREAD_AMP_0_5 (1 << 4)
# define DP_FIXED_VTOTAL_AS_SDP_EN_IN_PR_ACTIVE (1 << 6)
# define DP_MSA_TIMING_PAR_IGNORE_EN (1 << 7) /* eDP */
#define DP_MAIN_LINK_CHANNEL_CODING_SET 0x108
# define DP_SET_ANSI_8B10B (1 << 0)
# define DP_SET_ANSI_128B132B (1 << 1)
#define DP_I2C_SPEED_CONTROL_STATUS 0x109 /* DPI */
/* bitmask as for DP_I2C_SPEED_CAP */
#define DP_EDP_CONFIGURATION_SET 0x10a /* XXX 1.2? */
# define DP_ALTERNATE_SCRAMBLER_RESET_ENABLE (1 << 0)
# define DP_FRAMING_CHANGE_ENABLE (1 << 1)
# define DP_PANEL_SELF_TEST_ENABLE (1 << 7)
#define DP_LINK_QUAL_LANE0_SET 0x10b /* DPCD >= 1.2 */
#define DP_LINK_QUAL_LANE1_SET 0x10c
#define DP_LINK_QUAL_LANE2_SET 0x10d
#define DP_LINK_QUAL_LANE3_SET 0x10e
# define DP_LINK_QUAL_PATTERN_DISABLE 0
# define DP_LINK_QUAL_PATTERN_D10_2 1
# define DP_LINK_QUAL_PATTERN_ERROR_RATE 2
# define DP_LINK_QUAL_PATTERN_PRBS7 3
# define DP_LINK_QUAL_PATTERN_80BIT_CUSTOM 4
# define DP_LINK_QUAL_PATTERN_CP2520_PAT_1 5
# define DP_LINK_QUAL_PATTERN_CP2520_PAT_2 6
# define DP_LINK_QUAL_PATTERN_CP2520_PAT_3 7
/* DP 2.0 UHBR10, UHBR13.5, UHBR20 */
# define DP_LINK_QUAL_PATTERN_128B132B_TPS1 0x08
# define DP_LINK_QUAL_PATTERN_128B132B_TPS2 0x10
# define DP_LINK_QUAL_PATTERN_PRSBS9 0x18
# define DP_LINK_QUAL_PATTERN_PRSBS11 0x20
# define DP_LINK_QUAL_PATTERN_PRSBS15 0x28
# define DP_LINK_QUAL_PATTERN_PRSBS23 0x30
# define DP_LINK_QUAL_PATTERN_PRSBS31 0x38
# define DP_LINK_QUAL_PATTERN_CUSTOM 0x40
# define DP_LINK_QUAL_PATTERN_SQUARE 0x48
#define DP_TRAINING_LANE0_1_SET2 0x10f
#define DP_TRAINING_LANE2_3_SET2 0x110
# define DP_LANE02_POST_CURSOR2_SET_MASK (3 << 0)
# define DP_LANE02_MAX_POST_CURSOR2_REACHED (1 << 2)
# define DP_LANE13_POST_CURSOR2_SET_MASK (3 << 4)
# define DP_LANE13_MAX_POST_CURSOR2_REACHED (1 << 6)
#define DP_MSTM_CTRL 0x111 /* 1.2 */
# define DP_MST_EN (1 << 0)
# define DP_UP_REQ_EN (1 << 1)
# define DP_UPSTREAM_IS_SRC (1 << 2)
#define DP_AUDIO_DELAY0 0x112 /* 1.2 */
#define DP_AUDIO_DELAY1 0x113
#define DP_AUDIO_DELAY2 0x114
#define DP_LINK_RATE_SET 0x115 /* eDP 1.4 */
# define DP_LINK_RATE_SET_SHIFT 0
# define DP_LINK_RATE_SET_MASK (7 << 0)
#define DP_RECEIVER_ALPM_CONFIG 0x116 /* eDP 1.4 */
# define DP_ALPM_ENABLE (1 << 0)
# define DP_ALPM_LOCK_ERROR_IRQ_HPD_ENABLE (1 << 1)
#define DP_SINK_DEVICE_AUX_FRAME_SYNC_CONF 0x117 /* eDP 1.4 */
# define DP_AUX_FRAME_SYNC_ENABLE (1 << 0)
# define DP_IRQ_HPD_ENABLE (1 << 1)
#define DP_UPSTREAM_DEVICE_DP_PWR_NEED 0x118 /* 1.2 */
# define DP_PWR_NOT_NEEDED (1 << 0)
#define DP_FEC_CONFIGURATION 0x120 /* 1.4 */
# define DP_FEC_READY (1 << 0)
# define DP_FEC_ERR_COUNT_SEL_MASK (7 << 1)
# define DP_FEC_ERR_COUNT_DIS (0 << 1)
# define DP_FEC_UNCORR_BLK_ERROR_COUNT (1 << 1)
# define DP_FEC_CORR_BLK_ERROR_COUNT (2 << 1)
# define DP_FEC_BIT_ERROR_COUNT (3 << 1)
# define DP_FEC_LANE_SELECT_MASK (3 << 4)
# define DP_FEC_LANE_0_SELECT (0 << 4)
# define DP_FEC_LANE_1_SELECT (1 << 4)
# define DP_FEC_LANE_2_SELECT (2 << 4)
# define DP_FEC_LANE_3_SELECT (3 << 4)
#define DP_SDP_ERROR_DETECTION_CONFIGURATION 0x121 /* DP 2.0 E11 */
#define DP_SDP_CRC16_128B132B_EN BIT(0)
#define DP_AUX_FRAME_SYNC_VALUE 0x15c /* eDP 1.4 */
# define DP_AUX_FRAME_SYNC_VALID (1 << 0)
#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)
# define DP_PSR_MAIN_LINK_ACTIVE BIT(1)
# define DP_PSR_CRC_VERIFICATION BIT(2)
# define DP_PSR_FRAME_CAPTURE BIT(3)
# define DP_PSR_SU_REGION_SCANLINE_CAPTURE BIT(4) /* eDP 1.4a */
# define DP_PSR_IRQ_HPD_WITH_CRC_ERRORS BIT(5) /* eDP 1.4a */
# define DP_PSR_ENABLE_PSR2 BIT(6) /* eDP 1.4a */
#define DP_ADAPTER_CTRL 0x1a0
# define DP_ADAPTER_CTRL_FORCE_LOAD_SENSE (1 << 0)
#define DP_BRANCH_DEVICE_CTRL 0x1a1
# define DP_BRANCH_DEVICE_IRQ_HPD (1 << 0)
#define DP_PAYLOAD_ALLOCATE_SET 0x1c0
#define DP_PAYLOAD_ALLOCATE_START_TIME_SLOT 0x1c1
#define DP_PAYLOAD_ALLOCATE_TIME_SLOT_COUNT 0x1c2
/* Link/Sink Device Status */
#define DP_SINK_COUNT 0x200
/* prior to 1.2 bit 7 was reserved mbz */
# define DP_GET_SINK_COUNT(x) ((((x) & 0x80) >> 1) | ((x) & 0x3f))
# define DP_SINK_CP_READY (1 << 6)
#define DP_DEVICE_SERVICE_IRQ_VECTOR 0x201
# define DP_REMOTE_CONTROL_COMMAND_PENDING (1 << 0)
# define DP_AUTOMATED_TEST_REQUEST (1 << 1)
# define DP_CP_IRQ (1 << 2)
# define DP_MCCS_IRQ (1 << 3)
# define DP_DOWN_REP_MSG_RDY (1 << 4) /* 1.2 MST */
# define DP_UP_REQ_MSG_RDY (1 << 5) /* 1.2 MST */
# define DP_SINK_SPECIFIC_IRQ (1 << 6)
#define DP_LANE0_1_STATUS 0x202
#define DP_LANE2_3_STATUS 0x203
# define DP_LANE_CR_DONE (1 << 0)
# define DP_LANE_CHANNEL_EQ_DONE (1 << 1)
# define DP_LANE_SYMBOL_LOCKED (1 << 2)
#define DP_CHANNEL_EQ_BITS (DP_LANE_CR_DONE | \
DP_LANE_CHANNEL_EQ_DONE | \
DP_LANE_SYMBOL_LOCKED)
#define DP_LANE_ALIGN_STATUS_UPDATED 0x204
#define DP_INTERLANE_ALIGN_DONE (1 << 0)
#define DP_128B132B_DPRX_EQ_INTERLANE_ALIGN_DONE (1 << 2) /* 2.0 E11 */
#define DP_128B132B_DPRX_CDS_INTERLANE_ALIGN_DONE (1 << 3) /* 2.0 E11 */
#define DP_128B132B_LT_FAILED (1 << 4) /* 2.0 E11 */
#define DP_DOWNSTREAM_PORT_STATUS_CHANGED (1 << 6)
#define DP_LINK_STATUS_UPDATED (1 << 7)
#define DP_SINK_STATUS 0x205
# 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
# define DP_ADJUST_VOLTAGE_SWING_LANE0_MASK 0x03
# define DP_ADJUST_VOLTAGE_SWING_LANE0_SHIFT 0
# define DP_ADJUST_PRE_EMPHASIS_LANE0_MASK 0x0c
# define DP_ADJUST_PRE_EMPHASIS_LANE0_SHIFT 2
# define DP_ADJUST_VOLTAGE_SWING_LANE1_MASK 0x30
# define DP_ADJUST_VOLTAGE_SWING_LANE1_SHIFT 4
# define DP_ADJUST_PRE_EMPHASIS_LANE1_MASK 0xc0
# define DP_ADJUST_PRE_EMPHASIS_LANE1_SHIFT 6
/* DP 2.0 128b/132b Link Layer */
# define DP_ADJUST_TX_FFE_PRESET_LANE0_MASK (0xf << 0)
# define DP_ADJUST_TX_FFE_PRESET_LANE0_SHIFT 0
# define DP_ADJUST_TX_FFE_PRESET_LANE1_MASK (0xf << 4)
# define DP_ADJUST_TX_FFE_PRESET_LANE1_SHIFT 4
#define DP_ADJUST_REQUEST_POST_CURSOR2 0x20c
# define DP_ADJUST_POST_CURSOR2_LANE0_MASK 0x03
# define DP_ADJUST_POST_CURSOR2_LANE0_SHIFT 0
# define DP_ADJUST_POST_CURSOR2_LANE1_MASK 0x0c
# define DP_ADJUST_POST_CURSOR2_LANE1_SHIFT 2
# define DP_ADJUST_POST_CURSOR2_LANE2_MASK 0x30
# define DP_ADJUST_POST_CURSOR2_LANE2_SHIFT 4
# define DP_ADJUST_POST_CURSOR2_LANE3_MASK 0xc0
# define DP_ADJUST_POST_CURSOR2_LANE3_SHIFT 6
#define DP_TEST_REQUEST 0x218
# define DP_TEST_LINK_TRAINING (1 << 0)
# define DP_TEST_LINK_VIDEO_PATTERN (1 << 1)
# define DP_TEST_LINK_EDID_READ (1 << 2)
# define DP_TEST_LINK_PHY_TEST_PATTERN (1 << 3) /* DPCD >= 1.1 */
# define DP_TEST_LINK_FAUX_PATTERN (1 << 4) /* DPCD >= 1.2 */
# define DP_TEST_LINK_AUDIO_PATTERN (1 << 5) /* DPCD >= 1.2 */
# define DP_TEST_LINK_AUDIO_DISABLED_VIDEO (1 << 6) /* DPCD >= 1.2 */
#define DP_TEST_LINK_RATE 0x219
# define DP_LINK_RATE_162 (0x6)
# define DP_LINK_RATE_27 (0xa)
#define DP_TEST_LANE_COUNT 0x220
#define DP_TEST_PATTERN 0x221
# define DP_NO_TEST_PATTERN 0x0
# define DP_COLOR_RAMP 0x1
# define DP_BLACK_AND_WHITE_VERTICAL_LINES 0x2
# define DP_COLOR_SQUARE 0x3
#define DP_TEST_H_TOTAL_HI 0x222
#define DP_TEST_H_TOTAL_LO 0x223
#define DP_TEST_V_TOTAL_HI 0x224
#define DP_TEST_V_TOTAL_LO 0x225
#define DP_TEST_H_START_HI 0x226
#define DP_TEST_H_START_LO 0x227
#define DP_TEST_V_START_HI 0x228
#define DP_TEST_V_START_LO 0x229
#define DP_TEST_HSYNC_HI 0x22A
# define DP_TEST_HSYNC_POLARITY (1 << 7)
# define DP_TEST_HSYNC_WIDTH_HI_MASK (127 << 0)
#define DP_TEST_HSYNC_WIDTH_LO 0x22B
#define DP_TEST_VSYNC_HI 0x22C
# define DP_TEST_VSYNC_POLARITY (1 << 7)
# define DP_TEST_VSYNC_WIDTH_HI_MASK (127 << 0)
#define DP_TEST_VSYNC_WIDTH_LO 0x22D
#define DP_TEST_H_WIDTH_HI 0x22E
#define DP_TEST_H_WIDTH_LO 0x22F
#define DP_TEST_V_HEIGHT_HI 0x230
#define DP_TEST_V_HEIGHT_LO 0x231
#define DP_TEST_MISC0 0x232
# define DP_TEST_SYNC_CLOCK (1 << 0)
# define DP_TEST_COLOR_FORMAT_MASK (3 << 1)
# define DP_TEST_COLOR_FORMAT_SHIFT 1
# define DP_COLOR_FORMAT_RGB (0 << 1)
# define DP_COLOR_FORMAT_YCbCr422 (1 << 1)
# define DP_COLOR_FORMAT_YCbCr444 (2 << 1)
# define DP_TEST_DYNAMIC_RANGE_VESA (0 << 3)
# define DP_TEST_DYNAMIC_RANGE_CEA (1 << 3)
# define DP_TEST_YCBCR_COEFFICIENTS (1 << 4)
# define DP_YCBCR_COEFFICIENTS_ITU601 (0 << 4)
# define DP_YCBCR_COEFFICIENTS_ITU709 (1 << 4)
# define DP_TEST_BIT_DEPTH_MASK (7 << 5)
# define DP_TEST_BIT_DEPTH_SHIFT 5
# define DP_TEST_BIT_DEPTH_6 (0 << 5)
# define DP_TEST_BIT_DEPTH_8 (1 << 5)
# define DP_TEST_BIT_DEPTH_10 (2 << 5)
# define DP_TEST_BIT_DEPTH_12 (3 << 5)
# define DP_TEST_BIT_DEPTH_16 (4 << 5)
#define DP_TEST_MISC1 0x233
# define DP_TEST_REFRESH_DENOMINATOR (1 << 0)
# define DP_TEST_INTERLACED (1 << 1)
#define DP_TEST_REFRESH_RATE_NUMERATOR 0x234
#define DP_TEST_MISC0 0x232
#define DP_TEST_CRC_R_CR 0x240
#define DP_TEST_CRC_G_Y 0x242
#define DP_TEST_CRC_B_CB 0x244
#define DP_TEST_SINK_MISC 0x246
# define DP_TEST_CRC_SUPPORTED (1 << 5)
# define DP_TEST_COUNT_MASK 0xf
#define DP_PHY_TEST_PATTERN 0x248
# define DP_PHY_TEST_PATTERN_SEL_MASK 0x7
# define DP_PHY_TEST_PATTERN_NONE 0x0
# define DP_PHY_TEST_PATTERN_D10_2 0x1
# define DP_PHY_TEST_PATTERN_ERROR_COUNT 0x2
# define DP_PHY_TEST_PATTERN_PRBS7 0x3
# 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
#define DP_TEST_80BIT_CUSTOM_PATTERN_23_16 0x252
#define DP_TEST_80BIT_CUSTOM_PATTERN_31_24 0x253
#define DP_TEST_80BIT_CUSTOM_PATTERN_39_32 0x254
#define DP_TEST_80BIT_CUSTOM_PATTERN_47_40 0x255
#define DP_TEST_80BIT_CUSTOM_PATTERN_55_48 0x256
#define DP_TEST_80BIT_CUSTOM_PATTERN_63_56 0x257
#define DP_TEST_80BIT_CUSTOM_PATTERN_71_64 0x258
#define DP_TEST_80BIT_CUSTOM_PATTERN_79_72 0x259
#define DP_TEST_RESPONSE 0x260
# define DP_TEST_ACK (1 << 0)
# define DP_TEST_NAK (1 << 1)
# define DP_TEST_EDID_CHECKSUM_WRITE (1 << 2)
#define DP_TEST_EDID_CHECKSUM 0x261
#define DP_TEST_SINK 0x270
# define DP_TEST_SINK_START (1 << 0)
#define DP_TEST_AUDIO_MODE 0x271
#define DP_TEST_AUDIO_PATTERN_TYPE 0x272
#define DP_TEST_AUDIO_PERIOD_CH1 0x273
#define DP_TEST_AUDIO_PERIOD_CH2 0x274
#define DP_TEST_AUDIO_PERIOD_CH3 0x275
#define DP_TEST_AUDIO_PERIOD_CH4 0x276
#define DP_TEST_AUDIO_PERIOD_CH5 0x277
#define DP_TEST_AUDIO_PERIOD_CH6 0x278
#define DP_TEST_AUDIO_PERIOD_CH7 0x279
#define DP_TEST_AUDIO_PERIOD_CH8 0x27A
#define DP_FEC_STATUS 0x280 /* 1.4 */
# define DP_FEC_DECODE_EN_DETECTED (1 << 0)
# define DP_FEC_DECODE_DIS_DETECTED (1 << 1)
#define DP_FEC_ERROR_COUNT_LSB 0x0281 /* 1.4 */
#define DP_FEC_ERROR_COUNT_MSB 0x0282 /* 1.4 */
# define DP_FEC_ERROR_COUNT_MASK 0x7F
# define DP_FEC_ERR_COUNT_VALID (1 << 7)
#define DP_PAYLOAD_TABLE_UPDATE_STATUS 0x2c0 /* 1.2 MST */
# define DP_PAYLOAD_TABLE_UPDATED (1 << 0)
# define DP_PAYLOAD_ACT_HANDLED (1 << 1)
#define DP_VC_PAYLOAD_ID_SLOT_1 0x2c1 /* 1.2 MST */
/* up to ID_SLOT_63 at 0x2ff */
/* Source Device-specific */
#define DP_SOURCE_OUI 0x300
/* Sink Device-specific */
#define DP_SINK_OUI 0x400
/* Branch Device-specific */
#define DP_BRANCH_OUI 0x500
#define DP_BRANCH_ID 0x503
#define DP_BRANCH_REVISION_START 0x509
#define DP_BRANCH_HW_REV 0x509
#define DP_BRANCH_SW_REV 0x50A
/* Link/Sink Device Power Control */
#define DP_SET_POWER 0x600
# define DP_SET_POWER_D0 0x1
# define DP_SET_POWER_D3 0x2
# define DP_SET_POWER_MASK 0x3
# define DP_SET_POWER_D3_AUX_ON 0x5
/* eDP-specific */
#define DP_EDP_DPCD_REV 0x700 /* eDP 1.2 */
# define DP_EDP_11 0x00
# define DP_EDP_12 0x01
# define DP_EDP_13 0x02
# define DP_EDP_14 0x03
# define DP_EDP_14a 0x04 /* eDP 1.4a */
# define DP_EDP_14b 0x05 /* eDP 1.4b */
#define DP_EDP_GENERAL_CAP_1 0x701
# define DP_EDP_TCON_BACKLIGHT_ADJUSTMENT_CAP (1 << 0)
# define DP_EDP_BACKLIGHT_PIN_ENABLE_CAP (1 << 1)
# define DP_EDP_BACKLIGHT_AUX_ENABLE_CAP (1 << 2)
# define DP_EDP_PANEL_SELF_TEST_PIN_ENABLE_CAP (1 << 3)
# define DP_EDP_PANEL_SELF_TEST_AUX_ENABLE_CAP (1 << 4)
# define DP_EDP_FRC_ENABLE_CAP (1 << 5)
# define DP_EDP_COLOR_ENGINE_CAP (1 << 6)
# define DP_EDP_SET_POWER_CAP (1 << 7)
#define DP_EDP_BACKLIGHT_ADJUSTMENT_CAP 0x702
# define DP_EDP_BACKLIGHT_BRIGHTNESS_PWM_PIN_CAP (1 << 0)
# define DP_EDP_BACKLIGHT_BRIGHTNESS_AUX_SET_CAP (1 << 1)
# define DP_EDP_BACKLIGHT_BRIGHTNESS_BYTE_COUNT (1 << 2)
# define DP_EDP_BACKLIGHT_AUX_PWM_PRODUCT_CAP (1 << 3)
# define DP_EDP_BACKLIGHT_FREQ_PWM_PIN_PASSTHRU_CAP (1 << 4)
# define DP_EDP_BACKLIGHT_FREQ_AUX_SET_CAP (1 << 5)
# define DP_EDP_DYNAMIC_BACKLIGHT_CAP (1 << 6)
# define DP_EDP_VBLANK_BACKLIGHT_UPDATE_CAP (1 << 7)
#define DP_EDP_GENERAL_CAP_2 0x703
# define DP_EDP_OVERDRIVE_ENGINE_ENABLED (1 << 0)
#define DP_EDP_GENERAL_CAP_3 0x704 /* eDP 1.4 */
# define DP_EDP_X_REGION_CAP_MASK (0xf << 0)
# define DP_EDP_X_REGION_CAP_SHIFT 0
# define DP_EDP_Y_REGION_CAP_MASK (0xf << 4)
# define DP_EDP_Y_REGION_CAP_SHIFT 4
#define DP_EDP_DISPLAY_CONTROL_REGISTER 0x720
# define DP_EDP_BACKLIGHT_ENABLE (1 << 0)
# define DP_EDP_BLACK_VIDEO_ENABLE (1 << 1)
# define DP_EDP_FRC_ENABLE (1 << 2)
# define DP_EDP_COLOR_ENGINE_ENABLE (1 << 3)
# define DP_EDP_VBLANK_BACKLIGHT_UPDATE_ENABLE (1 << 7)
#define DP_EDP_BACKLIGHT_MODE_SET_REGISTER 0x721
# define DP_EDP_BACKLIGHT_CONTROL_MODE_MASK (3 << 0)
# define DP_EDP_BACKLIGHT_CONTROL_MODE_PWM (0 << 0)
# define DP_EDP_BACKLIGHT_CONTROL_MODE_PRESET (1 << 0)
# define DP_EDP_BACKLIGHT_CONTROL_MODE_DPCD (2 << 0)
# define DP_EDP_BACKLIGHT_CONTROL_MODE_PRODUCT (3 << 0)
# define DP_EDP_BACKLIGHT_FREQ_PWM_PIN_PASSTHRU_ENABLE (1 << 2)
# define DP_EDP_BACKLIGHT_FREQ_AUX_SET_ENABLE (1 << 3)
# define DP_EDP_DYNAMIC_BACKLIGHT_ENABLE (1 << 4)
# define DP_EDP_REGIONAL_BACKLIGHT_ENABLE (1 << 5)
# define DP_EDP_UPDATE_REGION_BRIGHTNESS (1 << 6) /* eDP 1.4 */
#define DP_EDP_BACKLIGHT_BRIGHTNESS_MSB 0x722
#define DP_EDP_BACKLIGHT_BRIGHTNESS_LSB 0x723
#define DP_EDP_PWMGEN_BIT_COUNT 0x724
#define DP_EDP_PWMGEN_BIT_COUNT_CAP_MIN 0x725
#define DP_EDP_PWMGEN_BIT_COUNT_CAP_MAX 0x726
# define DP_EDP_PWMGEN_BIT_COUNT_MASK (0x1f << 0)
#define DP_EDP_BACKLIGHT_CONTROL_STATUS 0x727
#define DP_EDP_BACKLIGHT_FREQ_SET 0x728
# define DP_EDP_BACKLIGHT_FREQ_BASE_KHZ 27000
#define DP_EDP_BACKLIGHT_FREQ_CAP_MIN_MSB 0x72a
#define DP_EDP_BACKLIGHT_FREQ_CAP_MIN_MID 0x72b
#define DP_EDP_BACKLIGHT_FREQ_CAP_MIN_LSB 0x72c
#define DP_EDP_BACKLIGHT_FREQ_CAP_MAX_MSB 0x72d
#define DP_EDP_BACKLIGHT_FREQ_CAP_MAX_MID 0x72e
#define DP_EDP_BACKLIGHT_FREQ_CAP_MAX_LSB 0x72f
#define DP_EDP_DBC_MINIMUM_BRIGHTNESS_SET 0x732
#define DP_EDP_DBC_MAXIMUM_BRIGHTNESS_SET 0x733
#define DP_EDP_REGIONAL_BACKLIGHT_BASE 0x740 /* eDP 1.4 */
#define DP_EDP_REGIONAL_BACKLIGHT_0 0x741 /* eDP 1.4 */
#define DP_EDP_MSO_LINK_CAPABILITIES 0x7a4 /* eDP 1.4 */
# define DP_EDP_MSO_NUMBER_OF_LINKS_MASK (7 << 0)
# define DP_EDP_MSO_NUMBER_OF_LINKS_SHIFT 0
# define DP_EDP_MSO_INDEPENDENT_LINK_BIT (1 << 3)
/* Sideband MSG Buffers */
#define DP_SIDEBAND_MSG_DOWN_REQ_BASE 0x1000 /* 1.2 MST */
#define DP_SIDEBAND_MSG_UP_REP_BASE 0x1200 /* 1.2 MST */
#define DP_SIDEBAND_MSG_DOWN_REP_BASE 0x1400 /* 1.2 MST */
#define DP_SIDEBAND_MSG_UP_REQ_BASE 0x1600 /* 1.2 MST */
/* DPRX Event Status Indicator */
#define DP_SINK_COUNT_ESI 0x2002 /* same as 0x200 */
#define DP_DEVICE_SERVICE_IRQ_VECTOR_ESI0 0x2003 /* same as 0x201 */
#define DP_DEVICE_SERVICE_IRQ_VECTOR_ESI1 0x2004 /* 1.2 */
# define DP_RX_GTC_MSTR_REQ_STATUS_CHANGE (1 << 0)
# define DP_LOCK_ACQUISITION_REQUEST (1 << 1)
# define DP_CEC_IRQ (1 << 2)
#define DP_LINK_SERVICE_IRQ_VECTOR_ESI0 0x2005 /* 1.2 */
# define RX_CAP_CHANGED (1 << 0)
# define LINK_STATUS_CHANGED (1 << 1)
# define STREAM_STATUS_CHANGED (1 << 2)
# define HDMI_LINK_STATUS_CHANGED (1 << 3)
# define CONNECTED_OFF_ENTRY_REQUESTED (1 << 4)
#define DP_PSR_ERROR_STATUS 0x2006 /* XXX 1.2? */
# define DP_PSR_LINK_CRC_ERROR (1 << 0)
# define DP_PSR_RFB_STORAGE_ERROR (1 << 1)
# define DP_PSR_VSC_SDP_UNCORRECTABLE_ERROR (1 << 2) /* eDP 1.4 */
#define DP_PSR_ESI 0x2007 /* XXX 1.2? */
# define DP_PSR_CAPS_CHANGE (1 << 0)
#define DP_PSR_STATUS 0x2008 /* XXX 1.2? */
# define DP_PSR_SINK_INACTIVE 0
# define DP_PSR_SINK_ACTIVE_SRC_SYNCED 1
# define DP_PSR_SINK_ACTIVE_RFB 2
# define DP_PSR_SINK_ACTIVE_SINK_SYNCED 3
# define DP_PSR_SINK_ACTIVE_RESYNC 4
# define DP_PSR_SINK_INTERNAL_ERROR 7
# define DP_PSR_SINK_STATE_MASK 0x07
#define DP_SYNCHRONIZATION_LATENCY_IN_SINK 0x2009 /* edp 1.4 */
# define DP_MAX_RESYNC_FRAME_COUNT_MASK (0xf << 0)
# define DP_MAX_RESYNC_FRAME_COUNT_SHIFT 0
# define DP_LAST_ACTUAL_SYNCHRONIZATION_LATENCY_MASK (0xf << 4)
# define DP_LAST_ACTUAL_SYNCHRONIZATION_LATENCY_SHIFT 4
#define DP_LAST_RECEIVED_PSR_SDP 0x200a /* eDP 1.2 */
# define DP_PSR_STATE_BIT (1 << 0) /* eDP 1.2 */
# define DP_UPDATE_RFB_BIT (1 << 1) /* eDP 1.2 */
# define DP_CRC_VALID_BIT (1 << 2) /* eDP 1.2 */
# define DP_SU_VALID (1 << 3) /* eDP 1.4 */
# define DP_FIRST_SCAN_LINE_SU_REGION (1 << 4) /* eDP 1.4 */
# define DP_LAST_SCAN_LINE_SU_REGION (1 << 5) /* eDP 1.4 */
# define DP_Y_COORDINATE_VALID (1 << 6) /* eDP 1.4a */
#define DP_RECEIVER_ALPM_STATUS 0x200b /* eDP 1.4 */
# define DP_ALPM_LOCK_TIMEOUT_ERROR (1 << 0)
#define DP_LANE0_1_STATUS_ESI 0x200c /* status same as 0x202 */
#define DP_LANE2_3_STATUS_ESI 0x200d /* status same as 0x203 */
#define DP_LANE_ALIGN_STATUS_UPDATED_ESI 0x200e /* status same as 0x204 */
#define DP_SINK_STATUS_ESI 0x200f /* status same as 0x205 */
/* Extended Receiver Capability: See DP_DPCD_REV for definitions */
#define DP_DP13_DPCD_REV 0x2200
#define DP_DPRX_FEATURE_ENUMERATION_LIST 0x2210 /* DP 1.3 */
# define DP_GTC_CAP (1 << 0) /* DP 1.3 */
# define DP_SST_SPLIT_SDP_CAP (1 << 1) /* DP 1.4 */
# define DP_AV_SYNC_CAP (1 << 2) /* DP 1.3 */
# define DP_VSC_SDP_EXT_FOR_COLORIMETRY_SUPPORTED (1 << 3) /* DP 1.3 */
# define DP_VSC_EXT_VESA_SDP_SUPPORTED (1 << 4) /* DP 1.4 */
# define DP_VSC_EXT_VESA_SDP_CHAINING_SUPPORTED (1 << 5) /* DP 1.4 */
# define DP_VSC_EXT_CEA_SDP_SUPPORTED (1 << 6) /* DP 1.4 */
# define DP_VSC_EXT_CEA_SDP_CHAINING_SUPPORTED (1 << 7) /* DP 1.4 */
#define DP_DPRX_FEATURE_ENUMERATION_LIST_CONT_1 0x2214 /* 2.0 E11 */
# define DP_ADAPTIVE_SYNC_SDP_SUPPORTED (1 << 0)
# define DP_AS_SDP_FIRST_HALF_LINE_OR_3840_PIXEL_CYCLE_WINDOW_NOT_SUPPORTED (1 << 1)
# define DP_VSC_EXT_SDP_FRAMEWORK_VERSION_1_SUPPORTED (1 << 4)
#define DP_128B132B_SUPPORTED_LINK_RATES 0x2215 /* 2.0 */
# define DP_UHBR10 (1 << 0)
# define DP_UHBR20 (1 << 1)
# define DP_UHBR13_5 (1 << 2)
#define DP_128B132B_TRAINING_AUX_RD_INTERVAL 0x2216 /* 2.0 */
# define DP_128B132B_TRAINING_AUX_RD_INTERVAL_1MS_UNIT (1 << 7)
# define DP_128B132B_TRAINING_AUX_RD_INTERVAL_MASK 0x7f
# define DP_128B132B_TRAINING_AUX_RD_INTERVAL_400_US 0x00
# define DP_128B132B_TRAINING_AUX_RD_INTERVAL_4_MS 0x01
# define DP_128B132B_TRAINING_AUX_RD_INTERVAL_8_MS 0x02
# define DP_128B132B_TRAINING_AUX_RD_INTERVAL_12_MS 0x03
# define DP_128B132B_TRAINING_AUX_RD_INTERVAL_16_MS 0x04
# define DP_128B132B_TRAINING_AUX_RD_INTERVAL_32_MS 0x05
# define DP_128B132B_TRAINING_AUX_RD_INTERVAL_64_MS 0x06
#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
# define DP_CEC_TUNNELING_CAPABLE (1 << 0)
# define DP_CEC_SNOOPING_CAPABLE (1 << 1)
# define DP_CEC_MULTIPLE_LA_CAPABLE (1 << 2)
#define DP_CEC_TUNNELING_CONTROL 0x3001
# define DP_CEC_TUNNELING_ENABLE (1 << 0)
# define DP_CEC_SNOOPING_ENABLE (1 << 1)
#define DP_CEC_RX_MESSAGE_INFO 0x3002
# define DP_CEC_RX_MESSAGE_LEN_MASK (0xf << 0)
# define DP_CEC_RX_MESSAGE_LEN_SHIFT 0
# define DP_CEC_RX_MESSAGE_HPD_STATE (1 << 4)
# define DP_CEC_RX_MESSAGE_HPD_LOST (1 << 5)
# define DP_CEC_RX_MESSAGE_ACKED (1 << 6)
# define DP_CEC_RX_MESSAGE_ENDED (1 << 7)
#define DP_CEC_TX_MESSAGE_INFO 0x3003
# define DP_CEC_TX_MESSAGE_LEN_MASK (0xf << 0)
# define DP_CEC_TX_MESSAGE_LEN_SHIFT 0
# define DP_CEC_TX_RETRY_COUNT_MASK (0x7 << 4)
# define DP_CEC_TX_RETRY_COUNT_SHIFT 4
# define DP_CEC_TX_MESSAGE_SEND (1 << 7)
#define DP_CEC_TUNNELING_IRQ_FLAGS 0x3004
# define DP_CEC_RX_MESSAGE_INFO_VALID (1 << 0)
# define DP_CEC_RX_MESSAGE_OVERFLOW (1 << 1)
# define DP_CEC_TX_MESSAGE_SENT (1 << 4)
# define DP_CEC_TX_LINE_ERROR (1 << 5)
# define DP_CEC_TX_ADDRESS_NACK_ERROR (1 << 6)
# define DP_CEC_TX_DATA_NACK_ERROR (1 << 7)
#define DP_CEC_LOGICAL_ADDRESS_MASK 0x300E /* 0x300F word */
# define DP_CEC_LOGICAL_ADDRESS_0 (1 << 0)
# define DP_CEC_LOGICAL_ADDRESS_1 (1 << 1)
# define DP_CEC_LOGICAL_ADDRESS_2 (1 << 2)
# define DP_CEC_LOGICAL_ADDRESS_3 (1 << 3)
# define DP_CEC_LOGICAL_ADDRESS_4 (1 << 4)
# define DP_CEC_LOGICAL_ADDRESS_5 (1 << 5)
# define DP_CEC_LOGICAL_ADDRESS_6 (1 << 6)
# define DP_CEC_LOGICAL_ADDRESS_7 (1 << 7)
#define DP_CEC_LOGICAL_ADDRESS_MASK_2 0x300F /* 0x300E word */
# define DP_CEC_LOGICAL_ADDRESS_8 (1 << 0)
# define DP_CEC_LOGICAL_ADDRESS_9 (1 << 1)
# define DP_CEC_LOGICAL_ADDRESS_10 (1 << 2)
# define DP_CEC_LOGICAL_ADDRESS_11 (1 << 3)
# define DP_CEC_LOGICAL_ADDRESS_12 (1 << 4)
# define DP_CEC_LOGICAL_ADDRESS_13 (1 << 5)
# define DP_CEC_LOGICAL_ADDRESS_14 (1 << 6)
# define DP_CEC_LOGICAL_ADDRESS_15 (1 << 7)
#define DP_CEC_RX_MESSAGE_BUFFER 0x3010
#define DP_CEC_TX_MESSAGE_BUFFER 0x3020
#define DP_CEC_MESSAGE_BUFFER_LENGTH 0x10
/* PCON CONFIGURE-1 FRL FOR HDMI SINK */
#define DP_PCON_HDMI_LINK_CONFIG_1 0x305A
# define DP_PCON_ENABLE_MAX_FRL_BW (7 << 0)
# define DP_PCON_ENABLE_MAX_BW_0GBPS 0
# define DP_PCON_ENABLE_MAX_BW_9GBPS 1
# define DP_PCON_ENABLE_MAX_BW_18GBPS 2
# define DP_PCON_ENABLE_MAX_BW_24GBPS 3
# define DP_PCON_ENABLE_MAX_BW_32GBPS 4
# define DP_PCON_ENABLE_MAX_BW_40GBPS 5
# define DP_PCON_ENABLE_MAX_BW_48GBPS 6
# define DP_PCON_ENABLE_SOURCE_CTL_MODE (1 << 3)
# define DP_PCON_ENABLE_CONCURRENT_LINK (1 << 4)
# define DP_PCON_ENABLE_SEQUENTIAL_LINK (0 << 4)
# define DP_PCON_ENABLE_LINK_FRL_MODE (1 << 5)
# define DP_PCON_ENABLE_HPD_READY (1 << 6)
# define DP_PCON_ENABLE_HDMI_LINK (1 << 7)
/* PCON CONFIGURE-2 FRL FOR HDMI SINK */
#define DP_PCON_HDMI_LINK_CONFIG_2 0x305B
# define DP_PCON_MAX_LINK_BW_MASK (0x3F << 0)
# define DP_PCON_FRL_BW_MASK_9GBPS (1 << 0)
# define DP_PCON_FRL_BW_MASK_18GBPS (1 << 1)
# define DP_PCON_FRL_BW_MASK_24GBPS (1 << 2)
# define DP_PCON_FRL_BW_MASK_32GBPS (1 << 3)
# define DP_PCON_FRL_BW_MASK_40GBPS (1 << 4)
# define DP_PCON_FRL_BW_MASK_48GBPS (1 << 5)
# define DP_PCON_FRL_LINK_TRAIN_EXTENDED (1 << 6)
# define DP_PCON_FRL_LINK_TRAIN_NORMAL (0 << 6)
/* PCON HDMI LINK STATUS */
#define DP_PCON_HDMI_TX_LINK_STATUS 0x303B
# define DP_PCON_HDMI_TX_LINK_ACTIVE (1 << 0)
# define DP_PCON_FRL_READY (1 << 1)
/* PCON HDMI POST FRL STATUS */
#define DP_PCON_HDMI_POST_FRL_STATUS 0x3036
# define DP_PCON_HDMI_LINK_MODE (1 << 0)
# define DP_PCON_HDMI_MODE_TMDS 0
# define DP_PCON_HDMI_MODE_FRL 1
# define DP_PCON_HDMI_FRL_TRAINED_BW (0x3F << 1)
# define DP_PCON_FRL_TRAINED_BW_9GBPS (1 << 1)
# define DP_PCON_FRL_TRAINED_BW_18GBPS (1 << 2)
# define DP_PCON_FRL_TRAINED_BW_24GBPS (1 << 3)
# define DP_PCON_FRL_TRAINED_BW_32GBPS (1 << 4)
# define DP_PCON_FRL_TRAINED_BW_40GBPS (1 << 5)
# define DP_PCON_FRL_TRAINED_BW_48GBPS (1 << 6)
#define DP_PROTOCOL_CONVERTER_CONTROL_0 0x3050 /* DP 1.3 */
# define DP_HDMI_DVI_OUTPUT_CONFIG (1 << 0) /* DP 1.3 */
#define DP_PROTOCOL_CONVERTER_CONTROL_1 0x3051 /* DP 1.3 */
# define DP_CONVERSION_TO_YCBCR420_ENABLE (1 << 0) /* DP 1.3 */
# define DP_HDMI_EDID_PROCESSING_DISABLE (1 << 1) /* DP 1.4 */
# define DP_HDMI_AUTONOMOUS_SCRAMBLING_DISABLE (1 << 2) /* DP 1.4 */
# define DP_HDMI_FORCE_SCRAMBLING (1 << 3) /* DP 1.4 */
#define DP_PROTOCOL_CONVERTER_CONTROL_2 0x3052 /* DP 1.3 */
# define DP_CONVERSION_TO_YCBCR422_ENABLE (1 << 0) /* DP 1.3 */
# define DP_PCON_ENABLE_DSC_ENCODER (1 << 1)
# define DP_PCON_ENCODER_PPS_OVERRIDE_MASK (0x3 << 2)
# define DP_PCON_ENC_PPS_OVERRIDE_DISABLED 0
# define DP_PCON_ENC_PPS_OVERRIDE_EN_PARAMS 1
# define DP_PCON_ENC_PPS_OVERRIDE_EN_BUFFER 2
# define DP_CONVERSION_RGB_YCBCR_MASK (7 << 4)
# define DP_CONVERSION_BT601_RGB_YCBCR_ENABLE (1 << 4)
# define DP_CONVERSION_BT709_RGB_YCBCR_ENABLE (1 << 5)
# define DP_CONVERSION_BT2020_RGB_YCBCR_ENABLE (1 << 6)
/* PCON Downstream HDMI ERROR Status per Lane */
#define DP_PCON_HDMI_ERROR_STATUS_LN0 0x3037
#define DP_PCON_HDMI_ERROR_STATUS_LN1 0x3038
#define DP_PCON_HDMI_ERROR_STATUS_LN2 0x3039
#define DP_PCON_HDMI_ERROR_STATUS_LN3 0x303A
# define DP_PCON_HDMI_ERROR_COUNT_MASK (0x7 << 0)
# define DP_PCON_HDMI_ERROR_COUNT_THREE_PLUS (1 << 0)
# define DP_PCON_HDMI_ERROR_COUNT_TEN_PLUS (1 << 1)
# define DP_PCON_HDMI_ERROR_COUNT_HUNDRED_PLUS (1 << 2)
/* PCON HDMI CONFIG PPS Override Buffer
* Valid Offsets to be added to Base : 0-127
*/
#define DP_PCON_HDMI_PPS_OVERRIDE_BASE 0x3100
/* PCON HDMI CONFIG PPS Override Parameter: Slice height
* Offset-0 8LSBs of the Slice height.
* Offset-1 8MSBs of the Slice height.
*/
#define DP_PCON_HDMI_PPS_OVRD_SLICE_HEIGHT 0x3180
/* PCON HDMI CONFIG PPS Override Parameter: Slice width
* Offset-0 8LSBs of the Slice width.
* Offset-1 8MSBs of the Slice width.
*/
#define DP_PCON_HDMI_PPS_OVRD_SLICE_WIDTH 0x3182
/* PCON HDMI CONFIG PPS Override Parameter: bits_per_pixel
* Offset-0 8LSBs of the bits_per_pixel.
* Offset-1 2MSBs of the bits_per_pixel.
*/
#define DP_PCON_HDMI_PPS_OVRD_BPP 0x3184
/* HDCP 1.3 and HDCP 2.2 */
#define DP_AUX_HDCP_BKSV 0x68000
#define DP_AUX_HDCP_RI_PRIME 0x68005
#define DP_AUX_HDCP_AKSV 0x68007
#define DP_AUX_HDCP_AN 0x6800C
#define DP_AUX_HDCP_V_PRIME(h) (0x68014 + h * 4)
#define DP_AUX_HDCP_BCAPS 0x68028
# define DP_BCAPS_REPEATER_PRESENT BIT(1)
# define DP_BCAPS_HDCP_CAPABLE BIT(0)
#define DP_AUX_HDCP_BSTATUS 0x68029
# define DP_BSTATUS_REAUTH_REQ BIT(3)
# define DP_BSTATUS_LINK_FAILURE BIT(2)
# define DP_BSTATUS_R0_PRIME_READY BIT(1)
# define DP_BSTATUS_READY BIT(0)
#define DP_AUX_HDCP_BINFO 0x6802A
#define DP_AUX_HDCP_KSV_FIFO 0x6802C
#define DP_AUX_HDCP_AINFO 0x6803B
/* DP HDCP2.2 parameter offsets in DPCD address space */
#define DP_HDCP_2_2_REG_RTX_OFFSET 0x69000
#define DP_HDCP_2_2_REG_TXCAPS_OFFSET 0x69008
#define DP_HDCP_2_2_REG_CERT_RX_OFFSET 0x6900B
#define DP_HDCP_2_2_REG_RRX_OFFSET 0x69215
#define DP_HDCP_2_2_REG_RX_CAPS_OFFSET 0x6921D
#define DP_HDCP_2_2_REG_EKPUB_KM_OFFSET 0x69220
#define DP_HDCP_2_2_REG_EKH_KM_WR_OFFSET 0x692A0
#define DP_HDCP_2_2_REG_M_OFFSET 0x692B0
#define DP_HDCP_2_2_REG_HPRIME_OFFSET 0x692C0
#define DP_HDCP_2_2_REG_EKH_KM_RD_OFFSET 0x692E0
#define DP_HDCP_2_2_REG_RN_OFFSET 0x692F0
#define DP_HDCP_2_2_REG_LPRIME_OFFSET 0x692F8
#define DP_HDCP_2_2_REG_EDKEY_KS_OFFSET 0x69318
#define DP_HDCP_2_2_REG_RIV_OFFSET 0x69328
#define DP_HDCP_2_2_REG_RXINFO_OFFSET 0x69330
#define DP_HDCP_2_2_REG_SEQ_NUM_V_OFFSET 0x69332
#define DP_HDCP_2_2_REG_VPRIME_OFFSET 0x69335
#define DP_HDCP_2_2_REG_RECV_ID_LIST_OFFSET 0x69345
#define DP_HDCP_2_2_REG_V_OFFSET 0x693E0
#define DP_HDCP_2_2_REG_SEQ_NUM_M_OFFSET 0x693F0
#define DP_HDCP_2_2_REG_K_OFFSET 0x693F3
#define DP_HDCP_2_2_REG_STREAM_ID_TYPE_OFFSET 0x693F5
#define DP_HDCP_2_2_REG_MPRIME_OFFSET 0x69473
#define DP_HDCP_2_2_REG_RXSTATUS_OFFSET 0x69493
#define DP_HDCP_2_2_REG_STREAM_TYPE_OFFSET 0x69494
#define DP_HDCP_2_2_REG_DBG_OFFSET 0x69518
/* LTTPR: Link Training (LT)-tunable PHY Repeaters */
#define DP_LT_TUNABLE_PHY_REPEATER_FIELD_DATA_STRUCTURE_REV 0xf0000 /* 1.3 */
#define DP_MAX_LINK_RATE_PHY_REPEATER 0xf0001 /* 1.4a */
#define DP_PHY_REPEATER_CNT 0xf0002 /* 1.3 */
#define DP_PHY_REPEATER_MODE 0xf0003 /* 1.3 */
#define DP_MAX_LANE_COUNT_PHY_REPEATER 0xf0004 /* 1.4a */
#define DP_Repeater_FEC_CAPABILITY 0xf0004 /* 1.4 */
#define DP_PHY_REPEATER_EXTENDED_WAIT_TIMEOUT 0xf0005 /* 1.4a */
#define DP_MAIN_LINK_CHANNEL_CODING_PHY_REPEATER 0xf0006 /* 2.0 */
# define DP_PHY_REPEATER_128B132B_SUPPORTED (1 << 0)
/* See DP_128B132B_SUPPORTED_LINK_RATES for values */
#define DP_PHY_REPEATER_128B132B_RATES 0xf0007 /* 2.0 */
#define DP_PHY_REPEATER_EQ_DONE 0xf0008 /* 2.0 E11 */
enum drm_dp_phy {
DP_PHY_DPRX,
DP_PHY_LTTPR1,
DP_PHY_LTTPR2,
DP_PHY_LTTPR3,
DP_PHY_LTTPR4,
DP_PHY_LTTPR5,
DP_PHY_LTTPR6,
DP_PHY_LTTPR7,
DP_PHY_LTTPR8,
DP_MAX_LTTPR_COUNT = DP_PHY_LTTPR8,
};
#define DP_PHY_LTTPR(i) (DP_PHY_LTTPR1 + (i))
#define __DP_LTTPR1_BASE 0xf0010 /* 1.3 */
#define __DP_LTTPR2_BASE 0xf0060 /* 1.3 */
#define DP_LTTPR_BASE(dp_phy) \
(__DP_LTTPR1_BASE + (__DP_LTTPR2_BASE - __DP_LTTPR1_BASE) * \
((dp_phy) - DP_PHY_LTTPR1))
#define DP_LTTPR_REG(dp_phy, lttpr1_reg) \
(DP_LTTPR_BASE(dp_phy) - DP_LTTPR_BASE(DP_PHY_LTTPR1) + (lttpr1_reg))
#define DP_TRAINING_PATTERN_SET_PHY_REPEATER1 0xf0010 /* 1.3 */
#define DP_TRAINING_PATTERN_SET_PHY_REPEATER(dp_phy) \
DP_LTTPR_REG(dp_phy, DP_TRAINING_PATTERN_SET_PHY_REPEATER1)
#define DP_TRAINING_LANE0_SET_PHY_REPEATER1 0xf0011 /* 1.3 */
#define DP_TRAINING_LANE0_SET_PHY_REPEATER(dp_phy) \
DP_LTTPR_REG(dp_phy, DP_TRAINING_LANE0_SET_PHY_REPEATER1)
#define DP_TRAINING_LANE1_SET_PHY_REPEATER1 0xf0012 /* 1.3 */
#define DP_TRAINING_LANE2_SET_PHY_REPEATER1 0xf0013 /* 1.3 */
#define DP_TRAINING_LANE3_SET_PHY_REPEATER1 0xf0014 /* 1.3 */
#define DP_TRAINING_AUX_RD_INTERVAL_PHY_REPEATER1 0xf0020 /* 1.4a */
#define DP_TRAINING_AUX_RD_INTERVAL_PHY_REPEATER(dp_phy) \
DP_LTTPR_REG(dp_phy, DP_TRAINING_AUX_RD_INTERVAL_PHY_REPEATER1)
#define DP_TRANSMITTER_CAPABILITY_PHY_REPEATER1 0xf0021 /* 1.4a */
# define DP_VOLTAGE_SWING_LEVEL_3_SUPPORTED BIT(0)
# define DP_PRE_EMPHASIS_LEVEL_3_SUPPORTED BIT(1)
#define DP_128B132B_TRAINING_AUX_RD_INTERVAL_PHY_REPEATER1 0xf0022 /* 2.0 */
#define DP_128B132B_TRAINING_AUX_RD_INTERVAL_PHY_REPEATER(dp_phy) \
DP_LTTPR_REG(dp_phy, DP_128B132B_TRAINING_AUX_RD_INTERVAL_PHY_REPEATER1)
/* see DP_128B132B_TRAINING_AUX_RD_INTERVAL for values */
#define DP_LANE0_1_STATUS_PHY_REPEATER1 0xf0030 /* 1.3 */
#define DP_LANE0_1_STATUS_PHY_REPEATER(dp_phy) \
DP_LTTPR_REG(dp_phy, DP_LANE0_1_STATUS_PHY_REPEATER1)
#define DP_LANE2_3_STATUS_PHY_REPEATER1 0xf0031 /* 1.3 */
#define DP_LANE_ALIGN_STATUS_UPDATED_PHY_REPEATER1 0xf0032 /* 1.3 */
#define DP_ADJUST_REQUEST_LANE0_1_PHY_REPEATER1 0xf0033 /* 1.3 */
#define DP_ADJUST_REQUEST_LANE2_3_PHY_REPEATER1 0xf0034 /* 1.3 */
#define DP_SYMBOL_ERROR_COUNT_LANE0_PHY_REPEATER1 0xf0035 /* 1.3 */
#define DP_SYMBOL_ERROR_COUNT_LANE1_PHY_REPEATER1 0xf0037 /* 1.3 */
#define DP_SYMBOL_ERROR_COUNT_LANE2_PHY_REPEATER1 0xf0039 /* 1.3 */
#define DP_SYMBOL_ERROR_COUNT_LANE3_PHY_REPEATER1 0xf003b /* 1.3 */
#define __DP_FEC1_BASE 0xf0290 /* 1.4 */
#define __DP_FEC2_BASE 0xf0298 /* 1.4 */
#define DP_FEC_BASE(dp_phy) \
(__DP_FEC1_BASE + ((__DP_FEC2_BASE - __DP_FEC1_BASE) * \
((dp_phy) - DP_PHY_LTTPR1)))
#define DP_FEC_REG(dp_phy, fec1_reg) \
(DP_FEC_BASE(dp_phy) - DP_FEC_BASE(DP_PHY_LTTPR1) + fec1_reg)
#define DP_FEC_STATUS_PHY_REPEATER1 0xf0290 /* 1.4 */
#define DP_FEC_STATUS_PHY_REPEATER(dp_phy) \
DP_FEC_REG(dp_phy, DP_FEC_STATUS_PHY_REPEATER1)
#define DP_FEC_ERROR_COUNT_PHY_REPEATER1 0xf0291 /* 1.4 */
#define DP_FEC_CAPABILITY_PHY_REPEATER1 0xf0294 /* 1.4a */
#define DP_LTTPR_MAX_ADD 0xf02ff /* 1.4 */
#define DP_DPCD_MAX_ADD 0xfffff /* 1.4 */
/* Repeater modes */
#define DP_PHY_REPEATER_MODE_TRANSPARENT 0x55 /* 1.3 */
#define DP_PHY_REPEATER_MODE_NON_TRANSPARENT 0xaa /* 1.3 */
/* DP HDCP message start offsets in DPCD address space */
#define DP_HDCP_2_2_AKE_INIT_OFFSET DP_HDCP_2_2_REG_RTX_OFFSET
#define DP_HDCP_2_2_AKE_SEND_CERT_OFFSET DP_HDCP_2_2_REG_CERT_RX_OFFSET
#define DP_HDCP_2_2_AKE_NO_STORED_KM_OFFSET DP_HDCP_2_2_REG_EKPUB_KM_OFFSET
#define DP_HDCP_2_2_AKE_STORED_KM_OFFSET DP_HDCP_2_2_REG_EKH_KM_WR_OFFSET
#define DP_HDCP_2_2_AKE_SEND_HPRIME_OFFSET DP_HDCP_2_2_REG_HPRIME_OFFSET
#define DP_HDCP_2_2_AKE_SEND_PAIRING_INFO_OFFSET \
DP_HDCP_2_2_REG_EKH_KM_RD_OFFSET
#define DP_HDCP_2_2_LC_INIT_OFFSET DP_HDCP_2_2_REG_RN_OFFSET
#define DP_HDCP_2_2_LC_SEND_LPRIME_OFFSET DP_HDCP_2_2_REG_LPRIME_OFFSET
#define DP_HDCP_2_2_SKE_SEND_EKS_OFFSET DP_HDCP_2_2_REG_EDKEY_KS_OFFSET
#define DP_HDCP_2_2_REP_SEND_RECVID_LIST_OFFSET DP_HDCP_2_2_REG_RXINFO_OFFSET
#define DP_HDCP_2_2_REP_SEND_ACK_OFFSET DP_HDCP_2_2_REG_V_OFFSET
#define DP_HDCP_2_2_REP_STREAM_MANAGE_OFFSET DP_HDCP_2_2_REG_SEQ_NUM_M_OFFSET
#define DP_HDCP_2_2_REP_STREAM_READY_OFFSET DP_HDCP_2_2_REG_MPRIME_OFFSET
#define HDCP_2_2_DP_RXSTATUS_LEN 1
#define HDCP_2_2_DP_RXSTATUS_READY(x) ((x) & BIT(0))
#define HDCP_2_2_DP_RXSTATUS_H_PRIME(x) ((x) & BIT(1))
#define HDCP_2_2_DP_RXSTATUS_PAIRING(x) ((x) & BIT(2))
#define HDCP_2_2_DP_RXSTATUS_REAUTH_REQ(x) ((x) & BIT(3))
#define HDCP_2_2_DP_RXSTATUS_LINK_FAILED(x) ((x) & BIT(4))
/* DP 1.2 Sideband message defines */
/* peer device type - DP 1.2a Table 2-92 */
#define DP_PEER_DEVICE_NONE 0x0
#define DP_PEER_DEVICE_SOURCE_OR_SST 0x1
#define DP_PEER_DEVICE_MST_BRANCHING 0x2
#define DP_PEER_DEVICE_SST_SINK 0x3
#define DP_PEER_DEVICE_DP_LEGACY_CONV 0x4
/* DP 1.2 MST sideband request names DP 1.2a Table 2-80 */
#define DP_GET_MSG_TRANSACTION_VERSION 0x00 /* DP 1.3 */
#define DP_LINK_ADDRESS 0x01
#define DP_CONNECTION_STATUS_NOTIFY 0x02
#define DP_ENUM_PATH_RESOURCES 0x10
#define DP_ALLOCATE_PAYLOAD 0x11
#define DP_QUERY_PAYLOAD 0x12
#define DP_RESOURCE_STATUS_NOTIFY 0x13
#define DP_CLEAR_PAYLOAD_ID_TABLE 0x14
#define DP_REMOTE_DPCD_READ 0x20
#define DP_REMOTE_DPCD_WRITE 0x21
#define DP_REMOTE_I2C_READ 0x22
#define DP_REMOTE_I2C_WRITE 0x23
#define DP_POWER_UP_PHY 0x24
#define DP_POWER_DOWN_PHY 0x25
#define DP_SINK_EVENT_NOTIFY 0x30
#define DP_QUERY_STREAM_ENC_STATUS 0x38
#define DP_QUERY_STREAM_ENC_STATUS_STATE_NO_EXIST 0
#define DP_QUERY_STREAM_ENC_STATUS_STATE_INACTIVE 1
#define DP_QUERY_STREAM_ENC_STATUS_STATE_ACTIVE 2
/* DP 1.2 MST sideband reply types */
#define DP_SIDEBAND_REPLY_ACK 0x00
#define DP_SIDEBAND_REPLY_NAK 0x01
/* DP 1.2 MST sideband nak reasons - table 2.84 */
#define DP_NAK_WRITE_FAILURE 0x01
#define DP_NAK_INVALID_READ 0x02
#define DP_NAK_CRC_FAILURE 0x03
#define DP_NAK_BAD_PARAM 0x04
#define DP_NAK_DEFER 0x05
#define DP_NAK_LINK_FAILURE 0x06
#define DP_NAK_NO_RESOURCES 0x07
#define DP_NAK_DPCD_FAIL 0x08
#define DP_NAK_I2C_NAK 0x09
#define DP_NAK_ALLOCATE_FAIL 0x0a
#define MODE_I2C_START 1
#define MODE_I2C_WRITE 2
#define MODE_I2C_READ 4
#define MODE_I2C_STOP 8
/* DP 1.2 MST PORTs - Section 2.5.1 v1.2a spec */
#define DP_MST_PHYSICAL_PORT_0 0
#define DP_MST_LOGICAL_PORT_0 8
#define DP_LINK_CONSTANT_N_VALUE 0x8000
#define DP_LINK_STATUS_SIZE 6
#define DP_BRANCH_OUI_HEADER_SIZE 0xc
#define DP_RECEIVER_CAP_SIZE 0xf
#define DP_DSC_RECEIVER_CAP_SIZE 0xf
#define EDP_PSR_RECEIVER_CAP_SIZE 2
#define EDP_DISPLAY_CTL_CAP_SIZE 3
#define DP_LTTPR_COMMON_CAP_SIZE 8
#define DP_LTTPR_PHY_CAP_SIZE 3
#define DP_SDP_AUDIO_TIMESTAMP 0x01
#define DP_SDP_AUDIO_STREAM 0x02
#define DP_SDP_EXTENSION 0x04 /* DP 1.1 */
#define DP_SDP_AUDIO_COPYMANAGEMENT 0x05 /* DP 1.2 */
#define DP_SDP_ISRC 0x06 /* DP 1.2 */
#define DP_SDP_VSC 0x07 /* DP 1.2 */
#define DP_SDP_CAMERA_GENERIC(i) (0x08 + (i)) /* 0-7, DP 1.3 */
#define DP_SDP_PPS 0x10 /* DP 1.4 */
#define DP_SDP_VSC_EXT_VESA 0x20 /* DP 1.4 */
#define DP_SDP_VSC_EXT_CEA 0x21 /* DP 1.4 */
/* 0x80+ CEA-861 infoframe types */
#define DP_SDP_AUDIO_INFOFRAME_HB2 0x1b
/**
* struct dp_sdp_header - DP secondary data packet header
* @HB0: Secondary Data Packet ID
* @HB1: Secondary Data Packet Type
* @HB2: Secondary Data Packet Specific header, Byte 0
* @HB3: Secondary Data packet Specific header, Byte 1
*/
struct dp_sdp_header {
u8 HB0;
u8 HB1;
u8 HB2;
u8 HB3;
} __packed;
#define EDP_SDP_HEADER_REVISION_MASK 0x1F
#define EDP_SDP_HEADER_VALID_PAYLOAD_BYTES 0x1F
#define DP_SDP_PPS_HEADER_PAYLOAD_BYTES_MINUS_1 0x7F
/**
* struct dp_sdp - DP secondary data packet
* @sdp_header: DP secondary data packet header
* @db: DP secondaray data packet data blocks
* VSC SDP Payload for PSR
* db[0]: Stereo Interface
* db[1]: 0 - PSR State; 1 - Update RFB; 2 - CRC Valid
* db[2]: CRC value bits 7:0 of the R or Cr component
* db[3]: CRC value bits 15:8 of the R or Cr component
* db[4]: CRC value bits 7:0 of the G or Y component
* db[5]: CRC value bits 15:8 of the G or Y component
* db[6]: CRC value bits 7:0 of the B or Cb component
* db[7]: CRC value bits 15:8 of the B or Cb component
* db[8] - db[31]: Reserved
* VSC SDP Payload for Pixel Encoding/Colorimetry Format
* db[0] - db[15]: Reserved
* db[16]: Pixel Encoding and Colorimetry Formats
* db[17]: Dynamic Range and Component Bit Depth
* db[18]: Content Type
* db[19] - db[31]: Reserved
*/
struct dp_sdp {
struct dp_sdp_header sdp_header;
u8 db[32];
} __packed;
#define EDP_VSC_PSR_STATE_ACTIVE (1<<0)
#define EDP_VSC_PSR_UPDATE_RFB (1<<1)
#define EDP_VSC_PSR_CRC_VALUES_VALID (1<<2)
/**
* enum dp_pixelformat - drm DP Pixel encoding formats
*
* This enum is used to indicate DP VSC SDP Pixel encoding formats.
* It is based on DP 1.4 spec [Table 2-117: VSC SDP Payload for DB16 through
* DB18]
*
* @DP_PIXELFORMAT_RGB: RGB pixel encoding format
* @DP_PIXELFORMAT_YUV444: YCbCr 4:4:4 pixel encoding format
* @DP_PIXELFORMAT_YUV422: YCbCr 4:2:2 pixel encoding format
* @DP_PIXELFORMAT_YUV420: YCbCr 4:2:0 pixel encoding format
* @DP_PIXELFORMAT_Y_ONLY: Y Only pixel encoding format
* @DP_PIXELFORMAT_RAW: RAW pixel encoding format
* @DP_PIXELFORMAT_RESERVED: Reserved pixel encoding format
*/
enum dp_pixelformat {
DP_PIXELFORMAT_RGB = 0,
DP_PIXELFORMAT_YUV444 = 0x1,
DP_PIXELFORMAT_YUV422 = 0x2,
DP_PIXELFORMAT_YUV420 = 0x3,
DP_PIXELFORMAT_Y_ONLY = 0x4,
DP_PIXELFORMAT_RAW = 0x5,
DP_PIXELFORMAT_RESERVED = 0x6,
};
/**
* enum dp_colorimetry - drm DP Colorimetry formats
*
* This enum is used to indicate DP VSC SDP Colorimetry formats.
* It is based on DP 1.4 spec [Table 2-117: VSC SDP Payload for DB16 through
* DB18] and a name of enum member follows DRM_MODE_COLORIMETRY definition.
*
* @DP_COLORIMETRY_DEFAULT: sRGB (IEC 61966-2-1) or
* ITU-R BT.601 colorimetry format
* @DP_COLORIMETRY_RGB_WIDE_FIXED: RGB wide gamut fixed point colorimetry format
* @DP_COLORIMETRY_BT709_YCC: ITU-R BT.709 colorimetry format
* @DP_COLORIMETRY_RGB_WIDE_FLOAT: RGB wide gamut floating point
* (scRGB (IEC 61966-2-2)) colorimetry format
* @DP_COLORIMETRY_XVYCC_601: xvYCC601 colorimetry format
* @DP_COLORIMETRY_OPRGB: OpRGB colorimetry format
* @DP_COLORIMETRY_XVYCC_709: xvYCC709 colorimetry format
* @DP_COLORIMETRY_DCI_P3_RGB: DCI-P3 (SMPTE RP 431-2) colorimetry format
* @DP_COLORIMETRY_SYCC_601: sYCC601 colorimetry format
* @DP_COLORIMETRY_RGB_CUSTOM: RGB Custom Color Profile colorimetry format
* @DP_COLORIMETRY_OPYCC_601: opYCC601 colorimetry format
* @DP_COLORIMETRY_BT2020_RGB: ITU-R BT.2020 R' G' B' colorimetry format
* @DP_COLORIMETRY_BT2020_CYCC: ITU-R BT.2020 Y'c C'bc C'rc colorimetry format
* @DP_COLORIMETRY_BT2020_YCC: ITU-R BT.2020 Y' C'b C'r colorimetry format
*/
enum dp_colorimetry {
DP_COLORIMETRY_DEFAULT = 0,
DP_COLORIMETRY_RGB_WIDE_FIXED = 0x1,
DP_COLORIMETRY_BT709_YCC = 0x1,
DP_COLORIMETRY_RGB_WIDE_FLOAT = 0x2,
DP_COLORIMETRY_XVYCC_601 = 0x2,
DP_COLORIMETRY_OPRGB = 0x3,
DP_COLORIMETRY_XVYCC_709 = 0x3,
DP_COLORIMETRY_DCI_P3_RGB = 0x4,
DP_COLORIMETRY_SYCC_601 = 0x4,
DP_COLORIMETRY_RGB_CUSTOM = 0x5,
DP_COLORIMETRY_OPYCC_601 = 0x5,
DP_COLORIMETRY_BT2020_RGB = 0x6,
DP_COLORIMETRY_BT2020_CYCC = 0x6,
DP_COLORIMETRY_BT2020_YCC = 0x7,
};
/**
* enum dp_dynamic_range - drm DP Dynamic Range
*
* This enum is used to indicate DP VSC SDP Dynamic Range.
* It is based on DP 1.4 spec [Table 2-117: VSC SDP Payload for DB16 through
* DB18]
*
* @DP_DYNAMIC_RANGE_VESA: VESA range
* @DP_DYNAMIC_RANGE_CTA: CTA range
*/
enum dp_dynamic_range {
DP_DYNAMIC_RANGE_VESA = 0,
DP_DYNAMIC_RANGE_CTA = 1,
};
/**
* enum dp_content_type - drm DP Content Type
*
* This enum is used to indicate DP VSC SDP Content Types.
* It is based on DP 1.4 spec [Table 2-117: VSC SDP Payload for DB16 through
* DB18]
* CTA-861-G defines content types and expected processing by a sink device
*
* @DP_CONTENT_TYPE_NOT_DEFINED: Not defined type
* @DP_CONTENT_TYPE_GRAPHICS: Graphics type
* @DP_CONTENT_TYPE_PHOTO: Photo type
* @DP_CONTENT_TYPE_VIDEO: Video type
* @DP_CONTENT_TYPE_GAME: Game type
*/
enum dp_content_type {
DP_CONTENT_TYPE_NOT_DEFINED = 0x00,
DP_CONTENT_TYPE_GRAPHICS = 0x01,
DP_CONTENT_TYPE_PHOTO = 0x02,
DP_CONTENT_TYPE_VIDEO = 0x03,
DP_CONTENT_TYPE_GAME = 0x04,
};
#endif /* _DRM_DP_H_ */
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