Merge tag 'drm-next-2021-11-03' of git://anongit.freedesktop.org/drm/drm

Pull drm updates from Dave Airlie:
 "Summary below. i915 starts to add support for DG2 GPUs, enables DG1
  and ADL-S support by default, lots of work to enable DisplayPort 2.0
  across drivers. Lots of documentation updates and fixes across the
  board.

  core:
   - improve dma_fence, lease and resv documentation
   - shmem-helpers: allocate WC pages on x86, use vmf_insert_pin
   - sched fixes/improvements
   - allow empty drm leases
   - add dma resv iterator
   - add more DP 2.0 headers
   - DP MST helper improvements for DP2.0

  dma-buf:
   - avoid warnings, remove fence trace macros

  bridge:
   - new helper to get rid of panels
   - probe improvements for it66121
   - enable DSI EOTP for anx7625

  fbdev:
   - efifb: release runtime PM on destroy

  ttm:
   - kerneldoc switch
   - helper to clear all DMA mappings
   - pool shrinker optimizaton
   - remove ttm_tt_destroy_common
   - update ttm_move_memcpy for async use

  panel:
   - add new panel-edp driver

  amdgpu:
   - Initial DP 2.0 support
   - Initial USB4 DP tunnelling support
   - Aldebaran MCE support
   - Modifier support for DCC image stores for GFX 10.3
   - Display rework for better FP code handling
   - Yellow Carp/Cyan Skillfish updates
   - Cyan Skillfish display support
   - convert vega/navi to IP discovery asic enumeration
   - validate IP discovery table
   - RAS improvements
   - Lots of fixes

  i915:
   - DG1 PCI IDs + LMEM discovery/placement
   - DG1 GuC submission by default
   - ADL-S PCI IDs updated + enabled by default
   - ADL-P (XE_LPD) fixed and updates
   - DG2 display fixes
   - PXP protected object support for Gen12 integrated
   - expose multi-LRC submission interface for GuC
   - export logical engine instance to user
   - Disable engine bonding on Gen12+
   - PSR cleanup
   - PSR2 selective fetch by default
   - DP 2.0 prep work
   - VESA vendor block + MSO use of it
   - FBC refactor
   - try again to fix fast-narrow vs slow-wide eDP training
   - use THP when IOMMU enabled
   - LMEM backup/restore for suspend/resume
   - locking simplification
   - GuC major reworking
   - async flip VT-D workaround changes
   - DP link training improvements
   - misc display refactorings

  bochs:
   - new PCI ID

  rcar-du:
   - Non-contiguious buffer import support for rcar-du
   - r8a779a0 support prep

  omapdrm:
   - COMPILE_TEST fixes

  sti:
   - COMPILE_TEST fixes

  msm:
   - fence ordering improvements
   - eDP support in DP sub-driver
   - dpu irq handling cleanup
   - CRC support for making igt happy
   - NO_CONNECTOR bridge support
   - dsi: 14nm phy support for msm8953
   - mdp5: msm8x53, sdm450, sdm632 support

  stm:
   - layer alpha + zpo support

  v3d:
   - fix Vulkan CTS failure
   - support multiple sync objects

  gud:
   - add R8/RGB332/RGB888 pixel formats

  vc4:
   - convert to new bridge helpers

  vgem:
   - use shmem helpers

  virtio:
   - support mapping exported vram

  zte:
   - remove obsolete driver

  rockchip:
   - use bridge attach no connector for LVDS/RGB"

* tag 'drm-next-2021-11-03' of git://anongit.freedesktop.org/drm/drm: (1259 commits)
  drm/amdgpu/gmc6: fix DMA mask from 44 to 40 bits
  drm/amd/display: MST support for DPIA
  drm/amdgpu: Fix even more out of bound writes from debugfs
  drm/amdgpu/discovery: add SDMA IP instance info for soc15 parts
  drm/amdgpu/discovery: add UVD/VCN IP instance info for soc15 parts
  drm/amdgpu/UAPI: rearrange header to better align related items
  drm/amd/display: Enable dpia in dmub only for DCN31 B0
  drm/amd/display: Fix USB4 hot plug crash issue
  drm/amd/display: Fix deadlock when falling back to v2 from v3
  drm/amd/display: Fallback to clocks which meet requested voltage on DCN31
  drm/amd/display: move FPU associated DCN301 code to DML folder
  drm/amd/display: fix link training regression for 1 or 2 lane
  drm/amd/display: add two lane settings training options
  drm/amd/display: decouple hw_lane_settings from dpcd_lane_settings
  drm/amd/display: implement decide lane settings
  drm/amd/display: adopt DP2.0 LT SCR revision 8
  drm/amd/display: FEC configuration for dpia links in MST mode
  drm/amd/display: FEC configuration for dpia links
  drm/amd/display: Add workaround flag for EDID read on certain docks
  drm/amd/display: Set phy_mux_sel bit in dmub scratch register
  ...

10 files changed, 140 insertions, 3 deletions

diff --git a/drivers/gpu/drm/amd/display/include/bios_parser_types.h b/drivers/gpu/drm/amd/display/include/bios_parser_types.h
index 76a87b682883..b8ffb216ebc4 100644
--- a/drivers/gpu/drm/amd/display/include/bios_parser_types.h
+++ b/drivers/gpu/drm/amd/display/include/bios_parser_types.h
@@ -152,6 +152,10 @@ struct bp_transmitter_control {
 	enum signal_type signal;
 	enum dc_color_depth color_depth; /* not used for DCE6.0 */
 	enum hpd_source_id hpd_sel; /* ucHPDSel, used for DCe6.0 */
+#if defined(CONFIG_DRM_AMD_DC_DCN)
+	enum tx_ffe_id txffe_sel; /* used for DCN3 */
+	enum engine_id hpo_engine_id; /* used for DCN3 */
+#endif
 	struct graphics_object_id connector_obj_id;
 	/* symClock; in 10kHz, pixel clock, in HDMI deep color mode, it should
 	 * be pixel clock * deep_color_ratio (in KHz)
@@ -319,6 +323,10 @@ struct bp_encoder_cap_info {
 	uint32_t DP_HBR2_EN:1;
 	uint32_t DP_HBR3_EN:1;
 	uint32_t HDMI_6GB_EN:1;
+	uint32_t IS_DP2_CAPABLE:1;
+	uint32_t DP_UHBR10_EN:1;
+	uint32_t DP_UHBR13_5_EN:1;
+	uint32_t DP_UHBR20_EN:1;
 	uint32_t DP_IS_USB_C:1;
 	uint32_t RESERVED:27;
 };
diff --git a/drivers/gpu/drm/amd/display/include/dal_asic_id.h b/drivers/gpu/drm/amd/display/include/dal_asic_id.h
index 3d2f0817e40a..e4a2dfacab4c 100644
--- a/drivers/gpu/drm/amd/display/include/dal_asic_id.h
+++ b/drivers/gpu/drm/amd/display/include/dal_asic_id.h
@@ -211,6 +211,7 @@ enum {
 #ifndef ASICREV_IS_GREEN_SARDINE
 #define ASICREV_IS_GREEN_SARDINE(eChipRev) ((eChipRev >= GREEN_SARDINE_A0) && (eChipRev < 0xFF))
 #endif
+#define DEVICE_ID_NV_13FE 0x13FE  // CYAN_SKILLFISH
 #define FAMILY_VGH 144
 #define DEVICE_ID_VGH_163F 0x163F
 #define VANGOGH_A0 0x01
diff --git a/drivers/gpu/drm/amd/display/include/dal_types.h b/drivers/gpu/drm/amd/display/include/dal_types.h
index fe75ec834892..012b7c61798c 100644
--- a/drivers/gpu/drm/amd/display/include/dal_types.h
+++ b/drivers/gpu/drm/amd/display/include/dal_types.h
@@ -50,6 +50,7 @@ enum dce_version {
 	DCN_VERSION_1_0,
 	DCN_VERSION_1_01,
 	DCN_VERSION_2_0,
+	DCN_VERSION_2_01,
 	DCN_VERSION_2_1,
 	DCN_VERSION_3_0,
 	DCN_VERSION_3_01,
diff --git a/drivers/gpu/drm/amd/display/include/dpcd_defs.h b/drivers/gpu/drm/amd/display/include/dpcd_defs.h
index aec7389aff37..ffd0df1701e6 100644
--- a/drivers/gpu/drm/amd/display/include/dpcd_defs.h
+++ b/drivers/gpu/drm/amd/display/include/dpcd_defs.h
@@ -80,6 +80,15 @@ enum dpcd_phy_test_patterns {
 	PHY_TEST_PATTERN_CP2520_1,
 	PHY_TEST_PATTERN_CP2520_2,
 	PHY_TEST_PATTERN_CP2520_3, /* same as TPS4 */
+	PHY_TEST_PATTERN_128b_132b_TPS1 = 0x8,
+	PHY_TEST_PATTERN_128b_132b_TPS2 = 0x10,
+	PHY_TEST_PATTERN_PRBS9 = 0x18,
+	PHY_TEST_PATTERN_PRBS11 = 0x20,
+	PHY_TEST_PATTERN_PRBS15 = 0x28,
+	PHY_TEST_PATTERN_PRBS23 = 0x30,
+	PHY_TEST_PATTERN_PRBS31 = 0x38,
+	PHY_TEST_PATTERN_264BIT_CUSTOM = 0x40,
+	PHY_TEST_PATTERN_SQUARE_PULSE = 0x48,
 };
 
 enum dpcd_test_dyn_range {
@@ -135,7 +144,14 @@ enum dpcd_training_patterns {
 	DPCD_TRAINING_PATTERN_1,
 	DPCD_TRAINING_PATTERN_2,
 	DPCD_TRAINING_PATTERN_3,
+#if defined(CONFIG_DRM_AMD_DC_DCN)
+	DPCD_TRAINING_PATTERN_4 = 7,
+	DPCD_128b_132b_TPS1 = 1,
+	DPCD_128b_132b_TPS2 = 2,
+	DPCD_128b_132b_TPS2_CDS = 3,
+#else
 	DPCD_TRAINING_PATTERN_4 = 7
+#endif
 };
 
 /* This enum is for use with PsrSinkPsrStatus.bits.sinkSelfRefreshStatus
@@ -149,6 +165,7 @@ enum dpcd_psr_sink_states {
 	PSR_SINK_STATE_SINK_INTERNAL_ERROR = 7,
 };
 
+#define DP_SOURCE_SEQUENCE    		    0x30c
 #define DP_SOURCE_TABLE_REVISION	    0x310
 #define DP_SOURCE_PAYLOAD_SIZE		    0x311
 #define DP_SOURCE_SINK_CAP		    0x317
diff --git a/drivers/gpu/drm/amd/display/include/grph_object_ctrl_defs.h b/drivers/gpu/drm/amd/display/include/grph_object_ctrl_defs.h
index 792652236c61..dd974c428d23 100644
--- a/drivers/gpu/drm/amd/display/include/grph_object_ctrl_defs.h
+++ b/drivers/gpu/drm/amd/display/include/grph_object_ctrl_defs.h
@@ -328,6 +328,7 @@ struct integrated_info {
 
 		uint8_t gu_id[NUMBER_OF_UCHAR_FOR_GUID];
 		uint8_t checksum;
+		uint8_t fixdpvoltageswing;
 	} ext_disp_conn_info; /* exiting long long time */
 
 	struct available_s_clk_list {
diff --git a/drivers/gpu/drm/amd/display/include/grph_object_defs.h b/drivers/gpu/drm/amd/display/include/grph_object_defs.h
index 58bb42ed85ca..84b299ff500a 100644
--- a/drivers/gpu/drm/amd/display/include/grph_object_defs.h
+++ b/drivers/gpu/drm/amd/display/include/grph_object_defs.h
@@ -140,6 +140,18 @@ enum sync_source {
 	SYNC_SOURCE_DUAL_GPU_PIN
 };
 
+#if defined(CONFIG_DRM_AMD_DC_DCN)
+enum tx_ffe_id {
+	TX_FFE0 = 0,
+	TX_FFE1,
+	TX_FFE2,
+	TX_FFE3,
+	TX_FFE_DeEmphasis_Only,
+	TX_FFE_PreShoot_Only,
+	TX_FFE_No_FFE,
+};
+#endif
+
 /* connector sizes in millimeters - from BiosParserTypes.hpp */
 #define CONNECTOR_SIZE_DVI			40
 #define CONNECTOR_SIZE_VGA			32
diff --git a/drivers/gpu/drm/amd/display/include/grph_object_id.h b/drivers/gpu/drm/amd/display/include/grph_object_id.h
index 33b3d755fe65..01775417cf4b 100644
--- a/drivers/gpu/drm/amd/display/include/grph_object_id.h
+++ b/drivers/gpu/drm/amd/display/include/grph_object_id.h
@@ -184,6 +184,14 @@ enum engine_id {
 	ENGINE_ID_DACA,
 	ENGINE_ID_DACB,
 	ENGINE_ID_VCE,	/* wireless display pseudo-encoder */
+#if defined(CONFIG_DRM_AMD_DC_DCN)
+	ENGINE_ID_HPO_0,
+	ENGINE_ID_HPO_1,
+	ENGINE_ID_HPO_DP_0,
+	ENGINE_ID_HPO_DP_1,
+	ENGINE_ID_HPO_DP_2,
+	ENGINE_ID_HPO_DP_3,
+#endif
 	ENGINE_ID_VIRTUAL,
 
 	ENGINE_ID_COUNT,
diff --git a/drivers/gpu/drm/amd/display/include/i2caux_interface.h b/drivers/gpu/drm/amd/display/include/i2caux_interface.h
index c7fbb9c3ad6b..418fbf8c5c3a 100644
--- a/drivers/gpu/drm/amd/display/include/i2caux_interface.h
+++ b/drivers/gpu/drm/amd/display/include/i2caux_interface.h
@@ -41,6 +41,8 @@ struct aux_payload {
 	 * reset it to read data */
 	bool write;
 	bool mot;
+	bool write_status_update;
+
 	uint32_t address;
 	uint32_t length;
 	uint8_t *data;
@@ -53,6 +55,7 @@ struct aux_payload {
 	 * zero means "use default value"
 	 */
 	uint32_t defer_delay;
+
 };
 
 struct aux_command {
diff --git a/drivers/gpu/drm/amd/display/include/link_service_types.h b/drivers/gpu/drm/amd/display/include/link_service_types.h
index 32f5274ed34e..424bccd36434 100644
--- a/drivers/gpu/drm/amd/display/include/link_service_types.h
+++ b/drivers/gpu/drm/amd/display/include/link_service_types.h
@@ -53,7 +53,11 @@ enum edp_revision {
 };
 
 enum {
-	LINK_RATE_REF_FREQ_IN_KHZ = 27000 /*27MHz*/
+	LINK_RATE_REF_FREQ_IN_KHZ = 27000, /*27MHz*/
+	BITS_PER_DP_BYTE = 10,
+	DATA_EFFICIENCY_8b_10b_x10000 = 8000, /* 80% data efficiency */
+	DATA_EFFICIENCY_8b_10b_FEC_EFFICIENCY_x100 = 97, /* 97% data efficiency when FEC is enabled */
+	DATA_EFFICIENCY_128b_132b_x10000 = 9646, /* 96.71% data efficiency x 99.75% downspread factor */
 };
 
 enum link_training_result {
@@ -70,6 +74,12 @@ enum link_training_result {
 	LINK_TRAINING_LINK_LOSS,
 	/* Abort link training (because sink unplugged) */
 	LINK_TRAINING_ABORT,
+#if defined(CONFIG_DRM_AMD_DC_DCN)
+	DP_128b_132b_LT_FAILED,
+	DP_128b_132b_MAX_LOOP_COUNT_REACHED,
+	DP_128b_132b_CHANNEL_EQ_DONE_TIMEOUT,
+	DP_128b_132b_CDS_DONE_TIMEOUT,
+#endif
 };
 
 enum lttpr_mode {
@@ -80,21 +90,58 @@ enum lttpr_mode {
 
 struct link_training_settings {
 	struct dc_link_settings link_settings;
-	struct dc_lane_settings lane_settings[LANE_COUNT_DP_MAX];
 
+	/* TODO: turn lane settings below into mandatory fields
+	 * as initial lane configuration
+	 */
+	struct dc_lane_settings lane_settings[LANE_COUNT_DP_MAX];
 	enum dc_voltage_swing *voltage_swing;
 	enum dc_pre_emphasis *pre_emphasis;
 	enum dc_post_cursor2 *post_cursor2;
 	bool should_set_fec_ready;
+#if defined(CONFIG_DRM_AMD_DC_DCN)
+	/* TODO - factor lane_settings out because it changes during LT */
+	union dc_dp_ffe_preset *ffe_preset;
+#endif
 
 	uint16_t cr_pattern_time;
 	uint16_t eq_pattern_time;
+	uint16_t cds_pattern_time;
 	enum dc_dp_training_pattern pattern_for_cr;
 	enum dc_dp_training_pattern pattern_for_eq;
+#if defined(CONFIG_DRM_AMD_DC_DCN)
+	enum dc_dp_training_pattern pattern_for_cds;
+
+	uint32_t eq_wait_time_limit;
+	uint8_t eq_loop_count_limit;
+	uint32_t cds_wait_time_limit;
+#endif
 
 	bool enhanced_framing;
-	bool allow_invalid_msa_timing_param;
 	enum lttpr_mode lttpr_mode;
+
+	/* disallow different lanes to have different lane settings */
+	bool disallow_per_lane_settings;
+	/* dpcd lane settings will always use the same hw lane settings
+	 * even if it doesn't match requested lane adjust */
+	bool always_match_dpcd_with_hw_lane_settings;
+
+	/*****************************************************************
+	* training states - parameters that can change in link training
+	*****************************************************************/
+	/* TODO: Move hw_lane_settings and dpcd_lane_settings
+	 * along with lane adjust, lane align, offset and all
+	 * other training states into a new structure called
+	 * training states, so link_training_settings becomes
+	 * a constant input pre-decided prior to link training.
+	 *
+	 * The goal is to strictly decouple link training settings
+	 * decision making process from link training states to
+	 * prevent it from messy code practice of changing training
+	 * decision on the fly.
+	 */
+	struct dc_lane_settings hw_lane_settings[LANE_COUNT_DP_MAX];
+	union dpcd_training_lane dpcd_lane_settings[LANE_COUNT_DP_MAX];
 };
 
 /*TODO: Move this enum test harness*/
@@ -114,13 +161,30 @@ enum dp_test_pattern {
 	DP_TEST_PATTERN_CP2520_2,
 	DP_TEST_PATTERN_HBR2_COMPLIANCE_EYE = DP_TEST_PATTERN_CP2520_2,
 	DP_TEST_PATTERN_CP2520_3,
+#if defined(CONFIG_DRM_AMD_DC_DCN)
+	DP_TEST_PATTERN_128b_132b_TPS1,
+	DP_TEST_PATTERN_128b_132b_TPS2,
+	DP_TEST_PATTERN_PRBS9,
+	DP_TEST_PATTERN_PRBS11,
+	DP_TEST_PATTERN_PRBS15,
+	DP_TEST_PATTERN_PRBS23,
+	DP_TEST_PATTERN_PRBS31,
+	DP_TEST_PATTERN_264BIT_CUSTOM,
+	DP_TEST_PATTERN_SQUARE_PULSE,
+#endif
 
 	/* Link Training Patterns */
 	DP_TEST_PATTERN_TRAINING_PATTERN1,
 	DP_TEST_PATTERN_TRAINING_PATTERN2,
 	DP_TEST_PATTERN_TRAINING_PATTERN3,
 	DP_TEST_PATTERN_TRAINING_PATTERN4,
+#if defined(CONFIG_DRM_AMD_DC_DCN)
+	DP_TEST_PATTERN_128b_132b_TPS1_TRAINING_MODE,
+	DP_TEST_PATTERN_128b_132b_TPS2_TRAINING_MODE,
+	DP_TEST_PATTERN_PHY_PATTERN_END = DP_TEST_PATTERN_128b_132b_TPS2_TRAINING_MODE,
+#else
 	DP_TEST_PATTERN_PHY_PATTERN_END = DP_TEST_PATTERN_TRAINING_PATTERN4,
+#endif
 
 	/* link test patterns*/
 	DP_TEST_PATTERN_COLOR_SQUARES,
@@ -152,6 +216,22 @@ enum dp_panel_mode {
 	DP_PANEL_MODE_SPECIAL
 };
 
+enum dpcd_source_sequence {
+	DPCD_SOURCE_SEQ_AFTER_CONNECT_DIG_FE_OTG = 1, /*done in apply_single_controller_ctx_to_hw */
+	DPCD_SOURCE_SEQ_AFTER_DP_STREAM_ATTR,         /*done in core_link_enable_stream */
+	DPCD_SOURCE_SEQ_AFTER_UPDATE_INFO_FRAME,      /*done in core_link_enable_stream/dcn20_enable_stream */
+	DPCD_SOURCE_SEQ_AFTER_CONNECT_DIG_FE_BE,      /*done in perform_link_training_with_retries/dcn20_enable_stream */
+	DPCD_SOURCE_SEQ_AFTER_ENABLE_LINK_PHY,        /*done in dp_enable_link_phy */
+	DPCD_SOURCE_SEQ_AFTER_SET_SOURCE_PATTERN,     /*done in dp_set_hw_test_pattern */
+	DPCD_SOURCE_SEQ_AFTER_ENABLE_AUDIO_STREAM,    /*done in dce110_enable_audio_stream */
+	DPCD_SOURCE_SEQ_AFTER_ENABLE_DP_VID_STREAM,   /*done in enc1_stream_encoder_dp_unblank */
+	DPCD_SOURCE_SEQ_AFTER_DISABLE_DP_VID_STREAM,  /*done in enc1_stream_encoder_dp_blank */
+	DPCD_SOURCE_SEQ_AFTER_FIFO_STEER_RESET,       /*done in enc1_stream_encoder_dp_blank */
+	DPCD_SOURCE_SEQ_AFTER_DISABLE_AUDIO_STREAM,   /*done in dce110_disable_audio_stream */
+	DPCD_SOURCE_SEQ_AFTER_DISABLE_LINK_PHY,       /*done in dp_disable_link_phy */
+	DPCD_SOURCE_SEQ_AFTER_DISCONNECT_DIG_FE_BE,   /*done in dce110_disable_stream */
+};
+
 /* DPCD_ADDR_TRAINING_LANEx_SET registers value */
 union dpcd_training_lane_set {
 	struct {
diff --git a/drivers/gpu/drm/amd/display/include/logger_types.h b/drivers/gpu/drm/amd/display/include/logger_types.h
index 571fcf23cea9..370fad883e33 100644
--- a/drivers/gpu/drm/amd/display/include/logger_types.h
+++ b/drivers/gpu/drm/amd/display/include/logger_types.h
@@ -72,6 +72,9 @@
 #define DC_LOG_DSC(...) DRM_DEBUG_KMS(__VA_ARGS__)
 #define DC_LOG_SMU(...) pr_debug("[SMU_MSG]:"__VA_ARGS__)
 #define DC_LOG_DWB(...) DRM_DEBUG_KMS(__VA_ARGS__)
+#if defined(CONFIG_DRM_AMD_DC_DCN)
+#define DC_LOG_DP2(...) DRM_DEBUG_KMS(__VA_ARGS__)
+#endif
 
 struct dal_logger;
 
@@ -123,6 +126,9 @@ enum dc_log_type {
 	LOG_MAX_HW_POINTS,
 	LOG_ALL_TF_CHANNELS,
 	LOG_SAMPLE_1DLUT,
+#if defined(CONFIG_DRM_AMD_DC_DCN)
+	LOG_DP2,
+#endif
 	LOG_SECTION_TOTAL_COUNT
 };