Merge tag 'amd-drm-next-6.3-2023-01-27' of https://gitlab.freedesktop.org/agd5f/linux into drm-next

amd-drm-next-6.3-2023-01-27:

amdgpu:
- GC11 fixes
- SMU13 fixes
- Freesync fixes
- DP MST fixes
- DP MST code rework and cleanup
- AV1 fixes for VCN4
- DCN 3.2.x fixes
- PSR fixes
- DML optimizations
- DC link code rework

Signed-off-by: Dave Airlie <airlied@redhat.com>
From: Alex Deucher <alexander.deucher@amd.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20230127225917.2419162-1-alexander.deucher@amd.com

109 files changed, 4136 insertions, 3356 deletions

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
index 1257745fb202..5bee3ff62344 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
@@ -3038,6 +3038,18 @@ static int amdgpu_device_ip_suspend_phase2(struct amdgpu_device *adev)
 		    (adev->ip_blocks[i].version->type == AMD_IP_BLOCK_TYPE_SDMA))
 			continue;
 
+		/* Once swPSP provides the IMU, RLC FW binaries to TOS during cold-boot.
+		 * These are in TMR, hence are expected to be reused by PSP-TOS to reload
+		 * from this location and RLC Autoload automatically also gets loaded
+		 * from here based on PMFW -> PSP message during re-init sequence.
+		 * Therefore, the psp suspend & resume should be skipped to avoid destroy
+		 * the TMR and reload FWs again for IMU enabled APU ASICs.
+		 */
+		if (amdgpu_in_reset(adev) &&
+		    (adev->flags & AMD_IS_APU) && adev->gfx.imu.funcs &&
+		    adev->ip_blocks[i].version->type == AMD_IP_BLOCK_TYPE_PSP)
+			continue;
+
 		/* XXX handle errors */
 		r = adev->ip_blocks[i].version->funcs->suspend(adev);
 		/* XXX handle errors */
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_mode.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_mode.h
index 44c57f4a84c4..32fe05c810c6 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_mode.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_mode.h
@@ -549,8 +549,8 @@ struct amdgpu_mst_connector {
 
 	struct drm_dp_mst_topology_mgr mst_mgr;
 	struct amdgpu_dm_dp_aux dm_dp_aux;
-	struct drm_dp_mst_port *port;
-	struct amdgpu_connector *mst_port;
+	struct drm_dp_mst_port *mst_output_port;
+	struct amdgpu_connector *mst_root;
 	bool is_mst_connector;
 	struct amdgpu_encoder *mst_encoder;
 };
diff --git a/drivers/gpu/drm/amd/amdgpu/imu_v11_0.c b/drivers/gpu/drm/amd/amdgpu/imu_v11_0.c
index ed0d368149aa..4ab90c7852c3 100644
--- a/drivers/gpu/drm/amd/amdgpu/imu_v11_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/imu_v11_0.c
@@ -35,6 +35,7 @@ MODULE_FIRMWARE("amdgpu/gc_11_0_0_imu.bin");
 MODULE_FIRMWARE("amdgpu/gc_11_0_1_imu.bin");
 MODULE_FIRMWARE("amdgpu/gc_11_0_2_imu.bin");
 MODULE_FIRMWARE("amdgpu/gc_11_0_3_imu.bin");
+MODULE_FIRMWARE("amdgpu/gc_11_0_4_imu.bin");
 
 static int imu_v11_0_init_microcode(struct amdgpu_device *adev)
 {
diff --git a/drivers/gpu/drm/amd/amdgpu/mes_v11_0.c b/drivers/gpu/drm/amd/amdgpu/mes_v11_0.c
index bfa305079bfc..62cdd2113135 100644
--- a/drivers/gpu/drm/amd/amdgpu/mes_v11_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/mes_v11_0.c
@@ -40,6 +40,8 @@ MODULE_FIRMWARE("amdgpu/gc_11_0_2_mes.bin");
 MODULE_FIRMWARE("amdgpu/gc_11_0_2_mes1.bin");
 MODULE_FIRMWARE("amdgpu/gc_11_0_3_mes.bin");
 MODULE_FIRMWARE("amdgpu/gc_11_0_3_mes1.bin");
+MODULE_FIRMWARE("amdgpu/gc_11_0_4_mes.bin");
+MODULE_FIRMWARE("amdgpu/gc_11_0_4_mes1.bin");
 
 static int mes_v11_0_hw_fini(void *handle);
 static int mes_v11_0_kiq_hw_init(struct amdgpu_device *adev);
@@ -196,7 +198,6 @@ static int mes_v11_0_add_hw_queue(struct amdgpu_mes *mes,
 	mes_add_queue_pkt.trap_handler_addr = input->tba_addr;
 	mes_add_queue_pkt.tma_addr = input->tma_addr;
 	mes_add_queue_pkt.is_kfd_process = input->is_kfd_process;
-	mes_add_queue_pkt.trap_en = 1;
 
 	/* For KFD, gds_size is re-used for queue size (needed in MES for AQL queues) */
 	mes_add_queue_pkt.is_aql_queue = input->is_aql_queue;
diff --git a/drivers/gpu/drm/amd/amdgpu/soc21.c b/drivers/gpu/drm/amd/amdgpu/soc21.c
index 9c4a29d50f1c..e03cf7f766c5 100644
--- a/drivers/gpu/drm/amd/amdgpu/soc21.c
+++ b/drivers/gpu/drm/amd/amdgpu/soc21.c
@@ -52,6 +52,7 @@ static const struct amdgpu_video_codec_info vcn_4_0_0_video_codecs_encode_array_
 {
 	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG4_AVC, 4096, 2304, 0)},
 	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_HEVC, 4096, 2304, 0)},
+	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_AV1, 8192, 4352, 0)},
 };
 
 static const struct amdgpu_video_codec_info vcn_4_0_0_video_codecs_encode_array_vcn1[] =
diff --git a/drivers/gpu/drm/amd/amdgpu/vcn_v4_0.c b/drivers/gpu/drm/amd/amdgpu/vcn_v4_0.c
index efb22d0975b3..22a41766a8c7 100644
--- a/drivers/gpu/drm/amd/amdgpu/vcn_v4_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/vcn_v4_0.c
@@ -1710,7 +1710,7 @@ static int vcn_v4_0_dec_msg(struct amdgpu_cs_parser *p, struct amdgpu_job *job,
 
 		create = ptr + addr + offset - start;
 
-		/* H246, HEVC and VP9 can run on any instance */
+		/* H264, HEVC and VP9 can run on any instance */
 		if (create[0] == 0x7 || create[0] == 0x10 || create[0] == 0x11)
 			continue;
 
@@ -1724,7 +1724,29 @@ out:
 	return r;
 }
 
-#define RADEON_VCN_ENGINE_TYPE_DECODE                                 (0x00000003)
+#define RADEON_VCN_ENGINE_TYPE_ENCODE			(0x00000002)
+#define RADEON_VCN_ENGINE_TYPE_DECODE			(0x00000003)
+
+#define RADEON_VCN_ENGINE_INFO				(0x30000001)
+#define RADEON_VCN_ENGINE_INFO_MAX_OFFSET		16
+
+#define RENCODE_ENCODE_STANDARD_AV1			2
+#define RENCODE_IB_PARAM_SESSION_INIT			0x00000003
+#define RENCODE_IB_PARAM_SESSION_INIT_MAX_OFFSET	64
+
+/* return the offset in ib if id is found, -1 otherwise
+ * to speed up the searching we only search upto max_offset
+ */
+static int vcn_v4_0_enc_find_ib_param(struct amdgpu_ib *ib, uint32_t id, int max_offset)
+{
+	int i;
+
+	for (i = 0; i < ib->length_dw && i < max_offset && ib->ptr[i] >= 8; i += ib->ptr[i]/4) {
+		if (ib->ptr[i + 1] == id)
+			return i;
+	}
+	return -1;
+}
 
 static int vcn_v4_0_ring_patch_cs_in_place(struct amdgpu_cs_parser *p,
 					   struct amdgpu_job *job,
@@ -1734,27 +1756,35 @@ static int vcn_v4_0_ring_patch_cs_in_place(struct amdgpu_cs_parser *p,
 	struct amdgpu_vcn_decode_buffer *decode_buffer;
 	uint64_t addr;
 	uint32_t val;
+	int idx;
 
 	/* The first instance can decode anything */
 	if (!ring->me)
 		return 0;
 
-	/* unified queue ib header has 8 double words. */
-	if (ib->length_dw < 8)
-		return 0;
-
-	val = amdgpu_ib_get_value(ib, 6); //RADEON_VCN_ENGINE_TYPE
-	if (val != RADEON_VCN_ENGINE_TYPE_DECODE)
-		return 0;
-
-	decode_buffer = (struct amdgpu_vcn_decode_buffer *)&ib->ptr[10];
-
-	if (!(decode_buffer->valid_buf_flag  & 0x1))
+	/* RADEON_VCN_ENGINE_INFO is at the top of ib block */
+	idx = vcn_v4_0_enc_find_ib_param(ib, RADEON_VCN_ENGINE_INFO,
+			RADEON_VCN_ENGINE_INFO_MAX_OFFSET);
+	if (idx < 0) /* engine info is missing */
 		return 0;
 
-	addr = ((u64)decode_buffer->msg_buffer_address_hi) << 32 |
-		decode_buffer->msg_buffer_address_lo;
-	return vcn_v4_0_dec_msg(p, job, addr);
+	val = amdgpu_ib_get_value(ib, idx + 2); /* RADEON_VCN_ENGINE_TYPE */
+	if (val == RADEON_VCN_ENGINE_TYPE_DECODE) {
+		decode_buffer = (struct amdgpu_vcn_decode_buffer *)&ib->ptr[idx + 6];
+
+		if (!(decode_buffer->valid_buf_flag  & 0x1))
+			return 0;
+
+		addr = ((u64)decode_buffer->msg_buffer_address_hi) << 32 |
+			decode_buffer->msg_buffer_address_lo;
+		return vcn_v4_0_dec_msg(p, job, addr);
+	} else if (val == RADEON_VCN_ENGINE_TYPE_ENCODE) {
+		idx = vcn_v4_0_enc_find_ib_param(ib, RENCODE_IB_PARAM_SESSION_INIT,
+			RENCODE_IB_PARAM_SESSION_INIT_MAX_OFFSET);
+		if (idx >= 0 && ib->ptr[idx + 2] == RENCODE_ENCODE_STANDARD_AV1)
+			return vcn_v4_0_limit_sched(p, job);
+	}
+	return 0;
 }
 
 static const struct amdgpu_ring_funcs vcn_v4_0_unified_ring_vm_funcs = {
diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
index 8e4b668faa35..e1d63826927a 100644
--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
+++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
@@ -28,7 +28,6 @@
 
 #include "dm_services_types.h"
 #include "dc.h"
-#include "dc_link_dp.h"
 #include "link_enc_cfg.h"
 #include "dc/inc/core_types.h"
 #include "dal_asic_id.h"
@@ -39,6 +38,9 @@
 #include "dc/dc_edid_parser.h"
 #include "dc/dc_stat.h"
 #include "amdgpu_dm_trace.h"
+#include "dpcd_defs.h"
+#include "link/protocols/link_dpcd.h"
+#include "link_service_types.h"
 
 #include "vid.h"
 #include "amdgpu.h"
@@ -1225,10 +1227,25 @@ static void mmhub_read_system_context(struct amdgpu_device *adev, struct dc_phy_
 	pa_config->gart_config.page_table_end_addr = page_table_end.quad_part << 12;
 	pa_config->gart_config.page_table_base_addr = page_table_base.quad_part;
 
-	pa_config->is_hvm_enabled = 0;
+	pa_config->is_hvm_enabled = adev->mode_info.gpu_vm_support;
 
 }
 
+static void force_connector_state(
+	struct amdgpu_dm_connector *aconnector,
+	enum drm_connector_force force_state)
+{
+	struct drm_connector *connector = &aconnector->base;
+
+	mutex_lock(&connector->dev->mode_config.mutex);
+	aconnector->base.force = force_state;
+	mutex_unlock(&connector->dev->mode_config.mutex);
+
+	mutex_lock(&aconnector->hpd_lock);
+	drm_kms_helper_connector_hotplug_event(connector);
+	mutex_unlock(&aconnector->hpd_lock);
+}
+
 static void dm_handle_hpd_rx_offload_work(struct work_struct *work)
 {
 	struct hpd_rx_irq_offload_work *offload_work;
@@ -1237,6 +1254,9 @@ static void dm_handle_hpd_rx_offload_work(struct work_struct *work)
 	struct amdgpu_device *adev;
 	enum dc_connection_type new_connection_type = dc_connection_none;
 	unsigned long flags;
+	union test_response test_response;
+
+	memset(&test_response, 0, sizeof(test_response));
 
 	offload_work = container_of(work, struct hpd_rx_irq_offload_work, work);
 	aconnector = offload_work->offload_wq->aconnector;
@@ -1261,10 +1281,26 @@ static void dm_handle_hpd_rx_offload_work(struct work_struct *work)
 		goto skip;
 
 	mutex_lock(&adev->dm.dc_lock);
-	if (offload_work->data.bytes.device_service_irq.bits.AUTOMATED_TEST)
+	if (offload_work->data.bytes.device_service_irq.bits.AUTOMATED_TEST) {
 		dc_link_dp_handle_automated_test(dc_link);
+
+		if (aconnector->timing_changed) {
+			/* force connector disconnect and reconnect */
+			force_connector_state(aconnector, DRM_FORCE_OFF);
+			msleep(100);
+			force_connector_state(aconnector, DRM_FORCE_UNSPECIFIED);
+		}
+
+		test_response.bits.ACK = 1;
+
+		core_link_write_dpcd(
+		dc_link,
+		DP_TEST_RESPONSE,
+		&test_response.raw,
+		sizeof(test_response));
+	}
 	else if ((dc_link->connector_signal != SIGNAL_TYPE_EDP) &&
-			hpd_rx_irq_check_link_loss_status(dc_link, &offload_work->data) &&
+			dc_link_check_link_loss_status(dc_link, &offload_work->data) &&
 			dc_link_dp_allow_hpd_rx_irq(dc_link)) {
 		dc_link_dp_handle_link_loss(dc_link);
 		spin_lock_irqsave(&offload_work->offload_wq->offload_lock, flags);
@@ -2197,7 +2233,7 @@ static void s3_handle_mst(struct drm_device *dev, bool suspend)
 	drm_for_each_connector_iter(connector, &iter) {
 		aconnector = to_amdgpu_dm_connector(connector);
 		if (aconnector->dc_link->type != dc_connection_mst_branch ||
-		    aconnector->mst_port)
+		    aconnector->mst_root)
 			continue;
 
 		mgr = &aconnector->mst_mgr;
@@ -2987,6 +3023,10 @@ void amdgpu_dm_update_connector_after_detect(
 						    aconnector->edid);
 		}
 
+		aconnector->timing_requested = kzalloc(sizeof(struct dc_crtc_timing), GFP_KERNEL);
+		if (!aconnector->timing_requested)
+			dm_error("%s: failed to create aconnector->requested_timing\n", __func__);
+
 		drm_connector_update_edid_property(connector, aconnector->edid);
 		amdgpu_dm_update_freesync_caps(connector, aconnector->edid);
 		update_connector_ext_caps(aconnector);
@@ -2998,6 +3038,8 @@ void amdgpu_dm_update_connector_after_detect(
 		dc_sink_release(aconnector->dc_sink);
 		aconnector->dc_sink = NULL;
 		aconnector->edid = NULL;
+		kfree(aconnector->timing_requested);
+		aconnector->timing_requested = NULL;
 #ifdef CONFIG_DRM_AMD_DC_HDCP
 		/* Set CP to DESIRED if it was ENABLED, so we can re-enable it again on hotplug */
 		if (connector->state->content_protection == DRM_MODE_CONTENT_PROTECTION_ENABLED)
@@ -3042,6 +3084,8 @@ static void handle_hpd_irq_helper(struct amdgpu_dm_connector *aconnector)
 	if (aconnector->fake_enable)
 		aconnector->fake_enable = false;
 
+	aconnector->timing_changed = false;
+
 	if (!dc_link_detect_sink(aconnector->dc_link, &new_connection_type))
 		DRM_ERROR("KMS: Failed to detect connector\n");
 
@@ -5888,6 +5932,14 @@ create_stream_for_sink(struct amdgpu_dm_connector *aconnector,
 			stream, &mode, &aconnector->base, con_state, old_stream,
 			requested_bpc);
 
+	if (aconnector->timing_changed) {
+		DC_LOG_DEBUG("%s: overriding timing for automated test, bpc %d, changing to %d\n",
+				__func__,
+				stream->timing.display_color_depth,
+				aconnector->timing_requested->display_color_depth);
+		stream->timing = *aconnector->timing_requested;
+	}
+
 #if defined(CONFIG_DRM_AMD_DC_DCN)
 	/* SST DSC determination policy */
 	update_dsc_caps(aconnector, sink, stream, &dsc_caps);
@@ -6580,11 +6632,11 @@ static int dm_encoder_helper_atomic_check(struct drm_encoder *encoder,
 	int clock, bpp = 0;
 	bool is_y420 = false;
 
-	if (!aconnector->port || !aconnector->dc_sink)
+	if (!aconnector->mst_output_port || !aconnector->dc_sink)
 		return 0;
 
-	mst_port = aconnector->port;
-	mst_mgr = &aconnector->mst_port->mst_mgr;
+	mst_port = aconnector->mst_output_port;
+	mst_mgr = &aconnector->mst_root->mst_mgr;
 
 	if (!crtc_state->connectors_changed && !crtc_state->mode_changed)
 		return 0;
@@ -6594,7 +6646,7 @@ static int dm_encoder_helper_atomic_check(struct drm_encoder *encoder,
 		return PTR_ERR(mst_state);
 
 	if (!mst_state->pbn_div)
-		mst_state->pbn_div = dm_mst_get_pbn_divider(aconnector->mst_port->dc_link);
+		mst_state->pbn_div = dm_mst_get_pbn_divider(aconnector->mst_root->dc_link);
 
 	if (!state->duplicated) {
 		int max_bpc = conn_state->max_requested_bpc;
@@ -6640,7 +6692,7 @@ static int dm_update_mst_vcpi_slots_for_dsc(struct drm_atomic_state *state,
 
 		aconnector = to_amdgpu_dm_connector(connector);
 
-		if (!aconnector->port)
+		if (!aconnector->mst_output_port)
 			continue;
 
 		if (!new_con_state || !new_con_state->crtc)
@@ -6680,7 +6732,7 @@ static int dm_update_mst_vcpi_slots_for_dsc(struct drm_atomic_state *state,
 			dm_conn_state->pbn = pbn;
 			dm_conn_state->vcpi_slots = slot_num;
 
-			ret = drm_dp_mst_atomic_enable_dsc(state, aconnector->port,
+			ret = drm_dp_mst_atomic_enable_dsc(state, aconnector->mst_output_port,
 							   dm_conn_state->pbn, false);
 			if (ret < 0)
 				return ret;
@@ -6688,7 +6740,7 @@ static int dm_update_mst_vcpi_slots_for_dsc(struct drm_atomic_state *state,
 			continue;
 		}
 
-		vcpi = drm_dp_mst_atomic_enable_dsc(state, aconnector->port, pbn, true);
+		vcpi = drm_dp_mst_atomic_enable_dsc(state, aconnector->mst_output_port, pbn, true);
 		if (vcpi < 0)
 			return vcpi;
 
@@ -7102,7 +7154,7 @@ void amdgpu_dm_connector_init_helper(struct amdgpu_display_manager *dm,
 				adev->mode_info.underscan_vborder_property,
 				0);
 
-	if (!aconnector->mst_port)
+	if (!aconnector->mst_root)
 		drm_connector_attach_max_bpc_property(&aconnector->base, 8, 16);
 
 	/* This defaults to the max in the range, but we want 8bpc for non-edp. */
@@ -7120,7 +7172,7 @@ void amdgpu_dm_connector_init_helper(struct amdgpu_display_manager *dm,
 	    connector_type == DRM_MODE_CONNECTOR_eDP) {
 		drm_connector_attach_hdr_output_metadata_property(&aconnector->base);
 
-		if (!aconnector->mst_port)
+		if (!aconnector->mst_root)
 			drm_connector_attach_vrr_capable_property(&aconnector->base);
 
 #ifdef CONFIG_DRM_AMD_DC_HDCP
@@ -7604,6 +7656,7 @@ static void update_freesync_state_on_stream(
 	new_crtc_state->vrr_infopacket = vrr_infopacket;
 
 	new_stream->vrr_infopacket = vrr_infopacket;
+	new_stream->allow_freesync = mod_freesync_get_freesync_enabled(&vrr_params);
 
 	if (new_crtc_state->freesync_vrr_info_changed)
 		DRM_DEBUG_KMS("VRR packet update: crtc=%u enabled=%d state=%d",
@@ -8818,22 +8871,15 @@ static void get_freesync_config_for_crtc(
 	struct drm_display_mode *mode = &new_crtc_state->base.mode;
 	int vrefresh = drm_mode_vrefresh(mode);
 	bool fs_vid_mode = false;
-	bool drr_active = false;
 
 	new_crtc_state->vrr_supported = new_con_state->freesync_capable &&
 					vrefresh >= aconnector->min_vfreq &&
 					vrefresh <= aconnector->max_vfreq;
 
-	drr_active = new_crtc_state->vrr_supported &&
-		new_crtc_state->freesync_config.state != VRR_STATE_DISABLED &&
-		new_crtc_state->freesync_config.state != VRR_STATE_INACTIVE &&
-		new_crtc_state->freesync_config.state != VRR_STATE_UNSUPPORTED;
-
-	if (drr_active)
-		new_crtc_state->stream->ignore_msa_timing_param = true;
-
 	if (new_crtc_state->vrr_supported) {
+		new_crtc_state->stream->ignore_msa_timing_param = true;
 		fs_vid_mode = new_crtc_state->freesync_config.state == VRR_STATE_ACTIVE_FIXED;
+
 		config.min_refresh_in_uhz = aconnector->min_vfreq * 1000000;
 		config.max_refresh_in_uhz = aconnector->max_vfreq * 1000000;
 		config.vsif_supported = true;
@@ -9032,6 +9078,13 @@ static int dm_update_crtc_state(struct amdgpu_display_manager *dm,
 		if (!dm_old_crtc_state->stream)
 			goto skip_modeset;
 
+		/* Unset freesync video if it was active before */
+		if (dm_old_crtc_state->freesync_config.state == VRR_STATE_ACTIVE_FIXED) {
+			dm_new_crtc_state->freesync_config.state = VRR_STATE_INACTIVE;
+			dm_new_crtc_state->freesync_config.fixed_refresh_in_uhz = 0;
+		}
+
+		/* Now check if we should set freesync video mode */
 		if (amdgpu_freesync_vid_mode && dm_new_crtc_state->stream &&
 		    is_timing_unchanged_for_freesync(new_crtc_state,
 						     old_crtc_state)) {
@@ -9593,7 +9646,7 @@ static int add_affected_mst_dsc_crtcs(struct drm_atomic_state *state, struct drm
 			continue;
 
 		aconnector = to_amdgpu_dm_connector(connector);
-		if (!aconnector->port || !aconnector->mst_port)
+		if (!aconnector->mst_output_port || !aconnector->mst_root)
 			aconnector = NULL;
 		else
 			break;
@@ -9602,7 +9655,7 @@ static int add_affected_mst_dsc_crtcs(struct drm_atomic_state *state, struct drm
 	if (!aconnector)
 		return 0;
 
-	return drm_dp_mst_add_affected_dsc_crtcs(state, &aconnector->mst_port->mst_mgr);
+	return drm_dp_mst_add_affected_dsc_crtcs(state, &aconnector->mst_root->mst_mgr);
 }
 #endif
 
@@ -9648,6 +9701,8 @@ static int amdgpu_dm_atomic_check(struct drm_device *dev,
 	bool lock_and_validation_needed = false;
 	struct dm_crtc_state *dm_old_crtc_state, *dm_new_crtc_state;
 #if defined(CONFIG_DRM_AMD_DC_DCN)
+	struct drm_dp_mst_topology_mgr *mgr;
+	struct drm_dp_mst_topology_state *mst_state;
 	struct dsc_mst_fairness_vars vars[MAX_PIPES];
 #endif
 
@@ -9896,6 +9951,28 @@ static int amdgpu_dm_atomic_check(struct drm_device *dev,
 		lock_and_validation_needed = true;
 	}
 
+#if defined(CONFIG_DRM_AMD_DC_DCN)
+	/* set the slot info for each mst_state based on the link encoding format */
+	for_each_new_mst_mgr_in_state(state, mgr, mst_state, i) {
+		struct amdgpu_dm_connector *aconnector;
+		struct drm_connector *connector;
+		struct drm_connector_list_iter iter;
+		u8 link_coding_cap;
+
+		drm_connector_list_iter_begin(dev, &iter);
+		drm_for_each_connector_iter(connector, &iter) {
+			if (connector->index == mst_state->mgr->conn_base_id) {
+				aconnector = to_amdgpu_dm_connector(connector);
+				link_coding_cap = dc_link_dp_mst_decide_link_encoding_format(aconnector->dc_link);
+				drm_dp_mst_update_slots(mst_state, link_coding_cap);
+
+				break;
+			}
+		}
+		drm_connector_list_iter_end(&iter);
+	}
+#endif
+
 	/**
 	 * Streams and planes are reset when there are changes that affect
 	 * bandwidth. Anything that affects bandwidth needs to go through
@@ -10165,11 +10242,15 @@ static bool parse_edid_cea(struct amdgpu_dm_connector *aconnector,
 		struct amdgpu_hdmi_vsdb_info *vsdb_info)
 {
 	struct amdgpu_device *adev = drm_to_adev(aconnector->base.dev);
+	bool ret;
 
+	mutex_lock(&adev->dm.dc_lock);
 	if (adev->dm.dmub_srv)
-		return parse_edid_cea_dmub(&adev->dm, edid_ext, len, vsdb_info);
+		ret = parse_edid_cea_dmub(&adev->dm, edid_ext, len, vsdb_info);
 	else
-		return parse_edid_cea_dmcu(&adev->dm, edid_ext, len, vsdb_info);
+		ret = parse_edid_cea_dmcu(&adev->dm, edid_ext, len, vsdb_info);
+	mutex_unlock(&adev->dm.dc_lock);
+	return ret;
 }
 
 static int parse_hdmi_amd_vsdb(struct amdgpu_dm_connector *aconnector,
@@ -10445,6 +10526,7 @@ int amdgpu_dm_process_dmub_aux_transfer_sync(
 	ret = p_notify->aux_reply.length;
 	*operation_result = p_notify->result;
 out:
+	reinit_completion(&adev->dm.dmub_aux_transfer_done);
 	mutex_unlock(&adev->dm.dpia_aux_lock);
 	return ret;
 }
@@ -10472,6 +10554,8 @@ int amdgpu_dm_process_dmub_set_config_sync(
 		*operation_result = SET_CONFIG_UNKNOWN_ERROR;
 	}
 
+	if (!is_cmd_complete)
+		reinit_completion(&adev->dm.dmub_aux_transfer_done);
 	mutex_unlock(&adev->dm.dpia_aux_lock);
 	return ret;
 }
diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.h b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.h
index abbbb3813c1e..d89f2eaf9117 100644
--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.h
+++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.h
@@ -31,6 +31,7 @@
 #include <drm/drm_connector.h>
 #include <drm/drm_crtc.h>
 #include <drm/drm_plane.h>
+#include "link_service_types.h"
 
 /*
  * This file contains the definition for amdgpu_display_manager
@@ -604,8 +605,8 @@ struct amdgpu_dm_connector {
 	/* DM only */
 	struct drm_dp_mst_topology_mgr mst_mgr;
 	struct amdgpu_dm_dp_aux dm_dp_aux;
-	struct drm_dp_mst_port *port;
-	struct amdgpu_dm_connector *mst_port;
+	struct drm_dp_mst_port *mst_output_port;
+	struct amdgpu_dm_connector *mst_root;
 	struct drm_dp_aux *dsc_aux;
 	/* TODO see if we can merge with ddc_bus or make a dm_connector */
 	struct amdgpu_i2c_adapter *i2c;
@@ -644,6 +645,10 @@ struct amdgpu_dm_connector {
 
 	/* Record progress status of mst*/
 	uint8_t mst_status;
+
+	/* Automated testing */
+	bool timing_changed;
+	struct dc_crtc_timing *timing_requested;
 };
 
 static inline void amdgpu_dm_set_mst_status(uint8_t *status,
diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_crc.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_crc.c
index 8873ecada27c..27711743c22c 100644
--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_crc.c
+++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_crc.c
@@ -344,7 +344,7 @@ int amdgpu_dm_crtc_set_crc_source(struct drm_crtc *crtc, const char *src_name)
 			goto cleanup;
 		}
 
-		aux = (aconn->port) ? &aconn->port->aux : &aconn->dm_dp_aux.aux;
+		aux = (aconn->mst_output_port) ? &aconn->mst_output_port->aux : &aconn->dm_dp_aux.aux;
 
 		if (!aux) {
 			DRM_DEBUG_DRIVER("No dp aux for amd connector\n");
diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_debugfs.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_debugfs.c
index 704860e6ba84..e783082a4eef 100644
--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_debugfs.c
+++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_debugfs.c
@@ -34,8 +34,6 @@
 #include "dmub/dmub_srv.h"
 #include "resource.h"
 #include "dsc.h"
-#include "dc_link_dp.h"
-#include "dc_link.h"
 #include "link_hwss.h"
 #include "dc/dc_dmub_srv.h"
 
@@ -1193,7 +1191,7 @@ static int dp_dsc_fec_support_show(struct seq_file *m, void *data)
 			break;
 		}
 		dpcd_caps = aconnector->dc_link->dpcd_caps;
-		if (aconnector->port) {
+		if (aconnector->mst_output_port) {
 			/* aconnector sets dsc_aux during get_modes call
 			 * if MST connector has it means it can either
 			 * enable DSC on the sink device or on MST branch
@@ -1280,7 +1278,7 @@ static ssize_t trigger_hotplug(struct file *f, const char __user *buf,
 	mutex_lock(&aconnector->hpd_lock);
 
 	/* Don't support for mst end device*/
-	if (aconnector->mst_port) {
+	if (aconnector->mst_root) {
 		mutex_unlock(&aconnector->hpd_lock);
 		return -EINVAL;
 	}
@@ -2539,13 +2537,13 @@ static int dp_is_mst_connector_show(struct seq_file *m, void *unused)
 
 	if (aconnector->mst_mgr.mst_state) {
 		role = "root";
-	} else if (aconnector->mst_port &&
-		aconnector->mst_port->mst_mgr.mst_state) {
+	} else if (aconnector->mst_root &&
+		aconnector->mst_root->mst_mgr.mst_state) {
 
 		role = "end";
 
-		mgr = &aconnector->mst_port->mst_mgr;
-		port = aconnector->port;
+		mgr = &aconnector->mst_root->mst_mgr;
+		port = aconnector->mst_output_port;
 
 		drm_modeset_lock(&mgr->base.lock, NULL);
 		if (port->pdt == DP_PEER_DEVICE_MST_BRANCHING &&
@@ -3392,12 +3390,12 @@ static int trigger_hpd_mst_set(void *data, u64 val)
 			if (!aconnector->dc_link)
 				continue;
 
-			if (!aconnector->mst_port)
+			if (!aconnector->mst_root)
 				continue;
 
 			link = aconnector->dc_link;
 			dc_link_dp_receiver_power_ctrl(link, false);
-			drm_dp_mst_topology_mgr_set_mst(&aconnector->mst_port->mst_mgr, false);
+			drm_dp_mst_topology_mgr_set_mst(&aconnector->mst_root->mst_mgr, false);
 			link->mst_stream_alloc_table.stream_count = 0;
 			memset(link->mst_stream_alloc_table.stream_allocations, 0,
 					sizeof(link->mst_stream_alloc_table.stream_allocations));
diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_helpers.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_helpers.c
index 6994c9a1ed85..a50319fc42b1 100644
--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_helpers.c
+++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_helpers.c
@@ -38,6 +38,8 @@
 #include "amdgpu_dm.h"
 #include "amdgpu_dm_irq.h"
 #include "amdgpu_dm_mst_types.h"
+#include "dpcd_defs.h"
+#include "dc/inc/core_types.h"
 
 #include "dm_helpers.h"
 #include "ddc_service_types.h"
@@ -120,23 +122,50 @@ enum dc_edid_status dm_helpers_parse_edid_caps(
 }
 
 static void
-fill_dc_mst_payload_table_from_drm(struct drm_dp_mst_topology_state *mst_state,
-				   struct amdgpu_dm_connector *aconnector,
+fill_dc_mst_payload_table_from_drm(struct dc_link *link,
+				   bool enable,
+				   struct drm_dp_mst_atomic_payload *target_payload,
 				   struct dc_dp_mst_stream_allocation_table *table)
 {
 	struct dc_dp_mst_stream_allocation_table new_table = { 0 };
 	struct dc_dp_mst_stream_allocation *sa;
-	struct drm_dp_mst_atomic_payload *payload;
+	struct link_mst_stream_allocation_table copy_of_link_table =
+										link->mst_stream_alloc_table;
 
-	/* Fill payload info*/
-	list_for_each_entry(payload, &mst_state->payloads, next) {
-		if (payload->delete)
-			continue;
+	int i;
+	int current_hw_table_stream_cnt = copy_of_link_table.stream_count;
+	struct link_mst_stream_allocation *dc_alloc;
 
-		sa = &new_table.stream_allocations[new_table.stream_count];
-		sa->slot_count = payload->time_slots;
-		sa->vcp_id = payload->vcpi;
-		new_table.stream_count++;
+	/* TODO: refactor to set link->mst_stream_alloc_table directly if possible.*/
+	if (enable) {
+		dc_alloc =
+		&copy_of_link_table.stream_allocations[current_hw_table_stream_cnt];
+		dc_alloc->vcp_id = target_payload->vcpi;
+		dc_alloc->slot_count = target_payload->time_slots;
+	} else {
+		for (i = 0; i < copy_of_link_table.stream_count; i++) {
+			dc_alloc =
+			&copy_of_link_table.stream_allocations[i];
+
+			if (dc_alloc->vcp_id == target_payload->vcpi) {
+				dc_alloc->vcp_id = 0;
+				dc_alloc->slot_count = 0;
+				break;
+			}
+		}
+		ASSERT(i != copy_of_link_table.stream_count);
+	}
+
+	/* Fill payload info*/
+	for (i = 0; i < MAX_CONTROLLER_NUM; i++) {
+		dc_alloc =
+			&copy_of_link_table.stream_allocations[i];
+		if (dc_alloc->vcp_id > 0 && dc_alloc->slot_count > 0) {
+			sa = &new_table.stream_allocations[new_table.stream_count];
+			sa->slot_count = dc_alloc->slot_count;
+			sa->vcp_id = dc_alloc->vcp_id;
+			new_table.stream_count++;
+		}
 	}
 
 	/* Overwrite the old table */
@@ -168,14 +197,14 @@ bool dm_helpers_dp_mst_write_payload_allocation_table(
 	 * that blocks before commit guaranteeing that the state
 	 * is not gonna be swapped while still in use in commit tail */
 
-	if (!aconnector || !aconnector->mst_port)
+	if (!aconnector || !aconnector->mst_root)
 		return false;
 
-	mst_mgr = &aconnector->mst_port->mst_mgr;
+	mst_mgr = &aconnector->mst_root->mst_mgr;
 	mst_state = to_drm_dp_mst_topology_state(mst_mgr->base.state);
 
 	/* It's OK for this to fail */
-	payload = drm_atomic_get_mst_payload_state(mst_state, aconnector->port);
+	payload = drm_atomic_get_mst_payload_state(mst_state, aconnector->mst_output_port);
 	if (enable)
 		drm_dp_add_payload_part1(mst_mgr, mst_state, payload);
 	else
@@ -185,7 +214,7 @@ bool dm_helpers_dp_mst_write_payload_allocation_table(
 	 * AUX message. The sequence is slot 1-63 allocated sequence for each
 	 * stream. AMD ASIC stream slot allocation should follow the same
 	 * sequence. copy DRM MST allocation to dc */
-	fill_dc_mst_payload_table_from_drm(mst_state, aconnector, proposed_table);
+	fill_dc_mst_payload_table_from_drm(stream->link, enable, payload, proposed_table);
 
 	return true;
 }
@@ -220,10 +249,10 @@ enum act_return_status dm_helpers_dp_mst_poll_for_allocation_change_trigger(
 
 	aconnector = (struct amdgpu_dm_connector *)stream->dm_stream_context;
 
-	if (!aconnector || !aconnector->mst_port)
+	if (!aconnector || !aconnector->mst_root)
 		return ACT_FAILED;
 
-	mst_mgr = &aconnector->mst_port->mst_mgr;
+	mst_mgr = &aconnector->mst_root->mst_mgr;
 
 	if (!mst_mgr->mst_state)
 		return ACT_FAILED;
@@ -247,22 +276,27 @@ bool dm_helpers_dp_mst_send_payload_allocation(
 	struct drm_dp_mst_atomic_payload *payload;
 	enum mst_progress_status set_flag = MST_ALLOCATE_NEW_PAYLOAD;
 	enum mst_progress_status clr_flag = MST_CLEAR_ALLOCATED_PAYLOAD;
+	int ret = 0;
 
 	aconnector = (struct amdgpu_dm_connector *)stream->dm_stream_context;
 
-	if (!aconnector || !aconnector->mst_port)
+	if (!aconnector || !aconnector->mst_root)
 		return false;
 
-	mst_mgr = &aconnector->mst_port->mst_mgr;
+	mst_mgr = &aconnector->mst_root->mst_mgr;
 	mst_state = to_drm_dp_mst_topology_state(mst_mgr->base.state);
 
-	payload = drm_atomic_get_mst_payload_state(mst_state, aconnector->port);
+	payload = drm_atomic_get_mst_payload_state(mst_state, aconnector->mst_output_port);
+
 	if (!enable) {
 		set_flag = MST_CLEAR_ALLOCATED_PAYLOAD;
 		clr_flag = MST_ALLOCATE_NEW_PAYLOAD;
 	}
 
-	if (enable && drm_dp_add_payload_part2(mst_mgr, mst_state->base.state, payload)) {
+	if (enable)
+		ret = drm_dp_add_payload_part2(mst_mgr, mst_state->base.state, payload);
+
+	if (ret) {
 		amdgpu_dm_set_mst_status(&aconnector->mst_status,
 			set_flag, false);
 	} else {
@@ -683,7 +717,7 @@ bool dm_helpers_dp_write_dsc_enable(
 				aconnector->dsc_aux, stream, enable_dsc);
 #endif
 
-		port = aconnector->port;
+		port = aconnector->mst_output_port;
 
 		if (enable) {
 			if (port->passthrough_aux) {
@@ -960,6 +994,128 @@ void dm_helpers_mst_enable_stream_features(const struct dc_stream_state *stream)
 					 sizeof(new_downspread));
 }
 
+bool dm_helpers_dp_handle_test_pattern_request(
+		struct dc_context *ctx,
+		const struct dc_link *link,
+		union link_test_pattern dpcd_test_pattern,
+		union test_misc dpcd_test_params)
+{
+	enum dp_test_pattern test_pattern;
+	enum dp_test_pattern_color_space test_pattern_color_space =
+			DP_TEST_PATTERN_COLOR_SPACE_UNDEFINED;
+	enum dc_color_depth requestColorDepth = COLOR_DEPTH_UNDEFINED;
+	enum dc_pixel_encoding requestPixelEncoding = PIXEL_ENCODING_UNDEFINED;
+	struct pipe_ctx *pipes = link->dc->current_state->res_ctx.pipe_ctx;
+	struct pipe_ctx *pipe_ctx = NULL;
+	struct amdgpu_dm_connector *aconnector = link->priv;
+	int i;
+
+	for (i = 0; i < MAX_PIPES; i++) {
+		if (pipes[i].stream == NULL)
+			continue;
+
+		if (pipes[i].stream->link == link && !pipes[i].top_pipe &&
+			!pipes[i].prev_odm_pipe) {
+			pipe_ctx = &pipes[i];
+			break;
+		}
+	}
+
+	if (pipe_ctx == NULL)
+		return false;
+
+	switch (dpcd_test_pattern.bits.PATTERN) {
+	case LINK_TEST_PATTERN_COLOR_RAMP:
+		test_pattern = DP_TEST_PATTERN_COLOR_RAMP;
+	break;
+	case LINK_TEST_PATTERN_VERTICAL_BARS:
+		test_pattern = DP_TEST_PATTERN_VERTICAL_BARS;
+	break; /* black and white */
+	case LINK_TEST_PATTERN_COLOR_SQUARES:
+		test_pattern = (dpcd_test_params.bits.DYN_RANGE ==
+				TEST_DYN_RANGE_VESA ?
+				DP_TEST_PATTERN_COLOR_SQUARES :
+				DP_TEST_PATTERN_COLOR_SQUARES_CEA);
+	break;
+	default:
+		test_pattern = DP_TEST_PATTERN_VIDEO_MODE;
+	break;
+	}
+
+	if (dpcd_test_params.bits.CLR_FORMAT == 0)
+		test_pattern_color_space = DP_TEST_PATTERN_COLOR_SPACE_RGB;
+	else
+		test_pattern_color_space = dpcd_test_params.bits.YCBCR_COEFS ?
+				DP_TEST_PATTERN_COLOR_SPACE_YCBCR709 :
+				DP_TEST_PATTERN_COLOR_SPACE_YCBCR601;
+
+	switch (dpcd_test_params.bits.BPC) {
+	case 0: // 6 bits
+		requestColorDepth = COLOR_DEPTH_666;
+		break;
+	case 1: // 8 bits
+		requestColorDepth = COLOR_DEPTH_888;
+		break;
+	case 2: // 10 bits
+		requestColorDepth = COLOR_DEPTH_101010;
+		break;
+	case 3: // 12 bits
+		requestColorDepth = COLOR_DEPTH_121212;
+		break;
+	default:
+		break;
+	}
+
+	switch (dpcd_test_params.bits.CLR_FORMAT) {
+	case 0:
+		requestPixelEncoding = PIXEL_ENCODING_RGB;
+		break;
+	case 1:
+		requestPixelEncoding = PIXEL_ENCODING_YCBCR422;
+		break;
+	case 2:
+		requestPixelEncoding = PIXEL_ENCODING_YCBCR444;
+		break;
+	default:
+		requestPixelEncoding = PIXEL_ENCODING_RGB;
+		break;
+	}
+
+	if ((requestColorDepth != COLOR_DEPTH_UNDEFINED
+		&& pipe_ctx->stream->timing.display_color_depth != requestColorDepth)
+		|| (requestPixelEncoding != PIXEL_ENCODING_UNDEFINED
+		&& pipe_ctx->stream->timing.pixel_encoding != requestPixelEncoding)) {
+		DC_LOG_DEBUG("%s: original bpc %d pix encoding %d, changing to %d  %d\n",
+				__func__,
+				pipe_ctx->stream->timing.display_color_depth,
+				pipe_ctx->stream->timing.pixel_encoding,
+				requestColorDepth,
+				requestPixelEncoding);
+		pipe_ctx->stream->timing.display_color_depth = requestColorDepth;
+		pipe_ctx->stream->timing.pixel_encoding = requestPixelEncoding;
+
+		dp_update_dsc_config(pipe_ctx);
+
+		aconnector->timing_changed = true;
+		/* store current timing */
+		if (aconnector->timing_requested)
+			*aconnector->timing_requested = pipe_ctx->stream->timing;
+		else
+			DC_LOG_ERROR("%s: timing storage failed\n", __func__);
+
+	}
+
+	dc_link_dp_set_test_pattern(
+		(struct dc_link *) link,
+		test_pattern,
+		test_pattern_color_space,
+		NULL,
+		NULL,
+		0);
+
+	return false;
+}
+
 void dm_set_phyd32clk(struct dc_context *ctx, int freq_khz)
 {
        // TODO
diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_mst_types.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_mst_types.c
index 5fa9bab95038..0bff2cc20b02 100644
--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_mst_types.c
+++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_mst_types.c
@@ -39,7 +39,6 @@
 #include "dc.h"
 #include "dm_helpers.h"
 
-#include "dc_link_dp.h"
 #include "ddc_service_types.h"
 #include "dpcd_defs.h"
 
@@ -134,7 +133,7 @@ dm_dp_mst_connector_destroy(struct drm_connector *connector)
 	kfree(aconnector->edid);
 
 	drm_connector_cleanup(connector);
-	drm_dp_mst_put_port_malloc(aconnector->port);
+	drm_dp_mst_put_port_malloc(aconnector->mst_output_port);
 	kfree(aconnector);
 }
 
@@ -146,7 +145,7 @@ amdgpu_dm_mst_connector_late_register(struct drm_connector *connector)
 	int r;
 
 	r = drm_dp_mst_connector_late_register(connector,
-					       amdgpu_dm_connector->port);
+					       amdgpu_dm_connector->mst_output_port);
 	if (r < 0)
 		return r;
 
@@ -162,8 +161,8 @@ amdgpu_dm_mst_connector_early_unregister(struct drm_connector *connector)
 {
 	struct amdgpu_dm_connector *aconnector =
 		to_amdgpu_dm_connector(connector);
-	struct drm_dp_mst_port *port = aconnector->port;
-	struct amdgpu_dm_connector *root = aconnector->mst_port;
+	struct drm_dp_mst_port *port = aconnector->mst_output_port;
+	struct amdgpu_dm_connector *root = aconnector->mst_root;
 	struct dc_link *dc_link = aconnector->dc_link;
 	struct dc_sink *dc_sink = aconnector->dc_sink;
 
@@ -213,7 +212,7 @@ bool needs_dsc_aux_workaround(struct dc_link *link)
 static bool validate_dsc_caps_on_connector(struct amdgpu_dm_connector *aconnector)
 {
 	struct dc_sink *dc_sink = aconnector->dc_sink;
-	struct drm_dp_mst_port *port = aconnector->port;
+	struct drm_dp_mst_port *port = aconnector->mst_output_port;
 	u8 dsc_caps[16] = { 0 };
 	u8 dsc_branch_dec_caps_raw[3] = { 0 };	// DSC branch decoder caps 0xA0 ~ 0xA2
 	u8 *dsc_branch_dec_caps = NULL;
@@ -231,7 +230,7 @@ static bool validate_dsc_caps_on_connector(struct amdgpu_dm_connector *aconnecto
 	 */
 	if (!aconnector->dsc_aux && !port->parent->port_parent &&
 	    needs_dsc_aux_workaround(aconnector->dc_link))
-		aconnector->dsc_aux = &aconnector->mst_port->dm_dp_aux.aux;
+		aconnector->dsc_aux = &aconnector->mst_root->dm_dp_aux.aux;
 
 	if (!aconnector->dsc_aux)
 		return false;
@@ -281,7 +280,7 @@ static int dm_dp_mst_get_modes(struct drm_connector *connector)
 
 	if (!aconnector->edid) {
 		struct edid *edid;
-		edid = drm_dp_mst_get_edid(connector, &aconnector->mst_port->mst_mgr, aconnector->port);
+		edid = drm_dp_mst_get_edid(connector, &aconnector->mst_root->mst_mgr, aconnector->mst_output_port);
 
 		if (!edid) {
 			amdgpu_dm_set_mst_status(&aconnector->mst_status,
@@ -410,15 +409,15 @@ dm_dp_mst_detect(struct drm_connector *connector,
 		 struct drm_modeset_acquire_ctx *ctx, bool force)
 {
 	struct amdgpu_dm_connector *aconnector = to_amdgpu_dm_connector(connector);
-	struct amdgpu_dm_connector *master = aconnector->mst_port;
-	struct drm_dp_mst_port *port = aconnector->port;
+	struct amdgpu_dm_connector *master = aconnector->mst_root;
+	struct drm_dp_mst_port *port = aconnector->mst_output_port;
 	int connection_status;
 
 	if (drm_connector_is_unregistered(connector))
 		return connector_status_disconnected;
 
 	connection_status = drm_dp_mst_detect_port(connector, ctx, &master->mst_mgr,
-							aconnector->port);
+							aconnector->mst_output_port);
 
 	if (port->pdt != DP_PEER_DEVICE_NONE && !port->dpcd_rev) {
 		uint8_t dpcd_rev;
@@ -475,8 +474,8 @@ static int dm_dp_mst_atomic_check(struct drm_connector *connector,
 				  struct drm_atomic_state *state)
 {
 	struct amdgpu_dm_connector *aconnector = to_amdgpu_dm_connector(connector);
-	struct drm_dp_mst_topology_mgr *mst_mgr = &aconnector->mst_port->mst_mgr;
-	struct drm_dp_mst_port *mst_port = aconnector->port;
+	struct drm_dp_mst_topology_mgr *mst_mgr = &aconnector->mst_root->mst_mgr;
+	struct drm_dp_mst_port *mst_port = aconnector->mst_output_port;
 
 	return drm_dp_atomic_release_time_slots(state, mst_mgr, mst_port);
 }
@@ -538,8 +537,8 @@ dm_dp_add_mst_connector(struct drm_dp_mst_topology_mgr *mgr,
 		return NULL;
 
 	connector = &aconnector->base;
-	aconnector->port = port;
-	aconnector->mst_port = master;
+	aconnector->mst_output_port = port;
+	aconnector->mst_root = master;
 	amdgpu_dm_set_mst_status(&aconnector->mst_status,
 			MST_PROBE, true);
 
@@ -927,11 +926,6 @@ static int compute_mst_dsc_configs_for_link(struct drm_atomic_state *state,
 	if (IS_ERR(mst_state))
 		return PTR_ERR(mst_state);
 
-	mst_state->pbn_div = dm_mst_get_pbn_divider(dc_link);
-#if defined(CONFIG_DRM_AMD_DC_DCN)
-	drm_dp_mst_update_slots(mst_state, dc_link_dp_mst_decide_link_encoding_format(dc_link));
-#endif
-
 	/* Set up params */
 	for (i = 0; i < dc_state->stream_count; i++) {
 		struct dc_dsc_policy dsc_policy = {0};
@@ -945,7 +939,7 @@ static int compute_mst_dsc_configs_for_link(struct drm_atomic_state *state,
 		if (!aconnector)
 			continue;
 
-		if (!aconnector->port)
+		if (!aconnector->mst_output_port)
 			continue;
 
 		stream->timing.flags.DSC = 0;
@@ -953,7 +947,7 @@ static int compute_mst_dsc_configs_for_link(struct drm_atomic_state *state,
 		params[count].timing = &stream->timing;
 		params[count].sink = stream->sink;
 		params[count].aconnector = aconnector;
-		params[count].port = aconnector->port;
+		params[count].port = aconnector->mst_output_port;
 		params[count].clock_force_enable = aconnector->dsc_settings.dsc_force_enable;
 		if (params[count].clock_force_enable == DSC_CLK_FORCE_ENABLE)
 			debugfs_overwrite = true;
@@ -1162,7 +1156,7 @@ int compute_mst_dsc_configs_for_state(struct drm_atomic_state *state,
 
 		aconnector = (struct amdgpu_dm_connector *)stream->dm_stream_context;
 
-		if (!aconnector || !aconnector->dc_sink || !aconnector->port)
+		if (!aconnector || !aconnector->dc_sink || !aconnector->mst_output_port)
 			continue;
 
 		if (!aconnector->dc_sink->dsc_caps.dsc_dec_caps.is_dsc_supported)
@@ -1177,7 +1171,7 @@ int compute_mst_dsc_configs_for_state(struct drm_atomic_state *state,
 		if (!is_dsc_need_re_compute(state, dc_state, stream->link))
 			continue;
 
-		mst_mgr = aconnector->port->mgr;
+		mst_mgr = aconnector->mst_output_port->mgr;
 		ret = compute_mst_dsc_configs_for_link(state, dc_state, stream->link, vars, mst_mgr,
 						       &link_vars_start_index);
 		if (ret != 0)
@@ -1223,7 +1217,7 @@ static int pre_compute_mst_dsc_configs_for_state(struct drm_atomic_state *state,
 
 		aconnector = (struct amdgpu_dm_connector *)stream->dm_stream_context;
 
-		if (!aconnector || !aconnector->dc_sink || !aconnector->port)
+		if (!aconnector || !aconnector->dc_sink || !aconnector->mst_output_port)
 			continue;
 
 		if (!aconnector->dc_sink->dsc_caps.dsc_dec_caps.is_dsc_supported)
@@ -1235,7 +1229,7 @@ static int pre_compute_mst_dsc_configs_for_state(struct drm_atomic_state *state,
 		if (!is_dsc_need_re_compute(state, dc_state, stream->link))
 			continue;
 
-		mst_mgr = aconnector->port->mgr;
+		mst_mgr = aconnector->mst_output_port->mgr;
 		ret = compute_mst_dsc_configs_for_link(state, dc_state, stream->link, vars, mst_mgr,
 						       &link_vars_start_index);
 		if (ret != 0)
@@ -1450,8 +1444,8 @@ enum dc_status dm_dp_mst_is_port_support_mode(
 	 * with DSC enabled.
 	 */
 	if (is_dsc_common_config_possible(stream, &bw_range) &&
-	    aconnector->port->passthrough_aux) {
-		mst_mgr = aconnector->port->mgr;
+	    aconnector->mst_output_port->passthrough_aux) {
+		mst_mgr = aconnector->mst_output_port->mgr;
 		mutex_lock(&mst_mgr->lock);
 
 		cur_link_settings = stream->link->verified_link_cap;
@@ -1459,7 +1453,7 @@ enum dc_status dm_dp_mst_is_port_support_mode(
 		upper_link_bw_in_kbps = dc_link_bandwidth_kbps(aconnector->dc_link,
 							       &cur_link_settings
 							       );
-		down_link_bw_in_kbps = kbps_from_pbn(aconnector->port->full_pbn);
+		down_link_bw_in_kbps = kbps_from_pbn(aconnector->mst_output_port->full_pbn);
 
 		/* pick the bottleneck */
 		end_to_end_bw_in_kbps = min(upper_link_bw_in_kbps,
@@ -1483,7 +1477,7 @@ enum dc_status dm_dp_mst_is_port_support_mode(
 		bpp = convert_dc_color_depth_into_bpc(stream->timing.display_color_depth) * 3;
 		pbn = drm_dp_calc_pbn_mode(stream->timing.pix_clk_100hz / 10, bpp, false);
 
-		if (pbn > aconnector->port->full_pbn)
+		if (pbn > aconnector->mst_output_port->full_pbn)
 			return DC_FAIL_BANDWIDTH_VALIDATE;
 #if defined(CONFIG_DRM_AMD_DC_DCN)
 	}
diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_psr.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_psr.c
index 872d06fe1436..d647f68fd563 100644
--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_psr.c
+++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_psr.c
@@ -122,7 +122,7 @@ bool amdgpu_dm_link_setup_psr(struct dc_stream_state *stream)
 		psr_config.allow_multi_disp_optimizations =
 			(amdgpu_dc_feature_mask & DC_PSR_ALLOW_MULTI_DISP_OPT);
 
-		if (!psr_su_set_y_granularity(dc, link, stream, &psr_config))
+		if (!psr_su_set_dsc_slice_height(dc, link, stream, &psr_config))
 			return false;
 
 		ret = dc_link_setup_psr(link, stream, &psr_config, &psr_context);
diff --git a/drivers/gpu/drm/amd/display/dc/Makefile b/drivers/gpu/drm/amd/display/dc/Makefile
index 98c508313350..fec32e20f854 100644
--- a/drivers/gpu/drm/amd/display/dc/Makefile
+++ b/drivers/gpu/drm/amd/display/dc/Makefile
@@ -65,8 +65,7 @@ AMD_DC = $(addsuffix /Makefile, $(addprefix $(FULL_AMD_DISPLAY_PATH)/dc/,$(DC_LI
 include $(AMD_DC)
 
 DISPLAY_CORE = dc.o dc_stat.o dc_link.o dc_resource.o dc_hw_sequencer.o dc_sink.o \
-dc_surface.o dc_link_dp.o dc_debug.o dc_stream.o \
-dc_link_enc_cfg.o
+dc_surface.o dc_debug.o dc_stream.o dc_link_enc_cfg.o
 
 DISPLAY_CORE += dc_vm_helper.o
 
diff --git a/drivers/gpu/drm/amd/display/dc/clk_mgr/clk_mgr.c b/drivers/gpu/drm/amd/display/dc/clk_mgr/clk_mgr.c
index f276abb63bcd..69691daf4dbb 100644
--- a/drivers/gpu/drm/amd/display/dc/clk_mgr/clk_mgr.c
+++ b/drivers/gpu/drm/amd/display/dc/clk_mgr/clk_mgr.c
@@ -29,6 +29,7 @@
 #include "dc_types.h"
 #include "dccg.h"
 #include "clk_mgr_internal.h"
+#include "link.h"
 
 #include "dce100/dce_clk_mgr.h"
 #include "dce110/dce110_clk_mgr.h"
diff --git a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn31/dcn31_clk_mgr.c b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn31/dcn31_clk_mgr.c
index 1c0569b1dc8f..f9e2e0c3095e 100644
--- a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn31/dcn31_clk_mgr.c
+++ b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn31/dcn31_clk_mgr.c
@@ -47,6 +47,7 @@
 #include "dcn30/dcn30_clk_mgr.h"
 
 #include "dc_dmub_srv.h"
+#include "link.h"
 
 #include "logger_types.h"
 #undef DC_LOGGER
diff --git a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn314/dcn314_clk_mgr.c b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn314/dcn314_clk_mgr.c
index 20a06c04e4a1..89df7244b272 100644
--- a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn314/dcn314_clk_mgr.c
+++ b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn314/dcn314_clk_mgr.c
@@ -48,7 +48,7 @@
 #include "dcn31/dcn31_clk_mgr.h"
 
 #include "dc_dmub_srv.h"
-#include "dc_link_dp.h"
+#include "link.h"
 #include "dcn314_smu.h"
 
 
diff --git a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn315/dcn315_clk_mgr.c b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn315/dcn315_clk_mgr.c
index 07edd9777edf..8c368bcc8e7e 100644
--- a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn315/dcn315_clk_mgr.c
+++ b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn315/dcn315_clk_mgr.c
@@ -46,7 +46,7 @@
 #define DC_LOGGER \
 	clk_mgr->base.base.ctx->logger
 
-#include "dc_link_dp.h"
+#include "link.h"
 
 #define TO_CLK_MGR_DCN315(clk_mgr)\
 	container_of(clk_mgr, struct clk_mgr_dcn315, base)
@@ -87,6 +87,16 @@ static int dcn315_get_active_display_cnt_wa(
 	return display_count;
 }
 
+bool should_disable_otg(struct pipe_ctx *pipe)
+{
+	bool ret = true;
+
+	if (pipe->stream->link->link_enc && pipe->stream->link->link_enc->funcs->is_dig_enabled &&
+			pipe->stream->link->link_enc->funcs->is_dig_enabled(pipe->stream->link->link_enc))
+		ret = false;
+	return ret;
+}
+
 static void dcn315_disable_otg_wa(struct clk_mgr *clk_mgr_base, struct dc_state *context, bool disable)
 {
 	struct dc *dc = clk_mgr_base->ctx->dc;
@@ -98,12 +108,16 @@ static void dcn315_disable_otg_wa(struct clk_mgr *clk_mgr_base, struct dc_state
 		if (pipe->top_pipe || pipe->prev_odm_pipe)
 			continue;
 		if (pipe->stream && (pipe->stream->dpms_off || pipe->plane_state == NULL ||
-				     dc_is_virtual_signal(pipe->stream->signal))) {
-			if (disable) {
-				pipe->stream_res.tg->funcs->immediate_disable_crtc(pipe->stream_res.tg);
-				reset_sync_context_for_pipe(dc, context, i);
-			} else
-				pipe->stream_res.tg->funcs->enable_crtc(pipe->stream_res.tg);
+					dc_is_virtual_signal(pipe->stream->signal))) {
+
+			/* This w/a should not trigger when we have a dig active */
+			if (should_disable_otg(pipe)) {
+				if (disable) {
+					pipe->stream_res.tg->funcs->immediate_disable_crtc(pipe->stream_res.tg);
+					reset_sync_context_for_pipe(dc, context, i);
+				} else
+					pipe->stream_res.tg->funcs->enable_crtc(pipe->stream_res.tg);
+			}
 		}
 	}
 }
diff --git a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn316/dcn316_clk_mgr.c b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn316/dcn316_clk_mgr.c
index 3edc81e2d417..93db4dbee713 100644
--- a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn316/dcn316_clk_mgr.c
+++ b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn316/dcn316_clk_mgr.c
@@ -39,7 +39,7 @@
 #include "dcn316_smu.h"
 #include "dm_helpers.h"
 #include "dc_dmub_srv.h"
-#include "dc_link_dp.h"
+#include "link.h"
 
 // DCN316 this is CLK1 instance
 #define MAX_INSTANCE                                        7
diff --git a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn32/dcn32_clk_mgr.c b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn32/dcn32_clk_mgr.c
index 352c977d1495..61768bf726f8 100644
--- a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn32/dcn32_clk_mgr.c
+++ b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn32/dcn32_clk_mgr.c
@@ -33,7 +33,6 @@
 #include "reg_helper.h"
 #include "core_types.h"
 #include "dm_helpers.h"
-#include "dc_link_dp.h"
 #include "link.h"
 
 #include "atomfirmware.h"
diff --git a/drivers/gpu/drm/amd/display/dc/core/dc.c b/drivers/gpu/drm/amd/display/dc/core/dc.c
index 53e586fc1501..f11bc8d9d0c4 100644
--- a/drivers/gpu/drm/amd/display/dc/core/dc.c
+++ b/drivers/gpu/drm/amd/display/dc/core/dc.c
@@ -58,7 +58,6 @@
 #include "dm_helpers.h"
 #include "mem_input.h"
 
-#include "dc_link_dp.h"
 #include "dc_dmub_srv.h"
 
 #include "dsc.h"
@@ -1659,7 +1658,7 @@ bool dc_validate_boot_timing(const struct dc *dc,
 		return false;
 	}
 
-	if (is_edp_ilr_optimization_required(link, crtc_timing)) {
+	if (link_is_edp_ilr_optimization_required(link, crtc_timing)) {
 		DC_LOG_EVENT_LINK_TRAINING("Seamless boot disabled to optimize eDP link rate\n");
 		return false;
 	}
@@ -2960,6 +2959,9 @@ static void copy_stream_update_to_stream(struct dc *dc,
 	if (update->vsp_infopacket)
 		stream->vsp_infopacket = *update->vsp_infopacket;
 
+	if (update->adaptive_sync_infopacket)
+		stream->adaptive_sync_infopacket = *update->adaptive_sync_infopacket;
+
 	if (update->dither_option)
 		stream->dither_option = *update->dither_option;
 
@@ -3165,6 +3167,7 @@ static void commit_planes_do_stream_update(struct dc *dc,
 					stream_update->vsc_infopacket ||
 					stream_update->vsp_infopacket ||
 					stream_update->hfvsif_infopacket ||
+					stream_update->adaptive_sync_infopacket ||
 					stream_update->vtem_infopacket) {
 				resource_build_info_frame(pipe_ctx);
 				dc->hwss.update_info_frame(pipe_ctx);
diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_link.c b/drivers/gpu/drm/amd/display/dc/core/dc_link.c
index d9e490eca10f..6475664baa8a 100644
--- a/drivers/gpu/drm/amd/display/dc/core/dc_link.c
+++ b/drivers/gpu/drm/amd/display/dc/core/dc_link.c
@@ -32,9 +32,8 @@
 #include "grph_object_id.h"
 #include "gpio_service_interface.h"
 #include "core_status.h"
-#include "dc_link_dp.h"
-#include "link/link_dp_dpia.h"
-#include "link/link_ddc.h"
+#include "link/protocols/link_dp_dpia.h"
+#include "link/protocols/link_ddc.h"
 #include "link_hwss.h"
 #include "link.h"
 #include "opp.h"
@@ -46,17 +45,20 @@
 #include "fixed31_32.h"
 #include "dpcd_defs.h"
 #include "dmcu.h"
+#include "dsc.h"
+#include "opp.h"
 #include "hw/clk_mgr.h"
 #include "dce/dmub_psr.h"
 #include "dmub/dmub_srv.h"
 #include "inc/hw/panel_cntl.h"
 #include "inc/link_enc_cfg.h"
-#include "link/link_dpcd.h"
-#include "link/link_dp_trace.h"
-#include "link/link_hpd.h"
-#include "link/link_dp_training.h"
-#include "link/link_dp_phy.h"
-#include "link/link_dp_capability.h"
+#include "link/protocols/link_dpcd.h"
+#include "link/accessories/link_dp_trace.h"
+#include "link/protocols/link_hpd.h"
+#include "link/protocols/link_dp_training.h"
+#include "link/protocols/link_dp_phy.h"
+#include "link/protocols/link_dp_capability.h"
+#include "link/protocols/link_edp_panel_control.h"
 
 #include "dc/dcn30/dcn30_vpg.h"
 
@@ -107,17 +109,6 @@ static void dc_link_destruct(struct dc_link *link)
 		dc_sink_release(link->remote_sinks[i]);
 }
 
-bool dc_link_wait_for_t12(struct dc_link *link)
-{
-	if (link->connector_signal == SIGNAL_TYPE_EDP && link->dc->hwss.edp_wait_for_T12) {
-		link->dc->hwss.edp_wait_for_T12(link);
-
-		return true;
-	}
-
-	return false;
-}
-
 /**
  * dc_link_detect_sink() - Determine if there is a sink connected
  *
@@ -1094,7 +1085,7 @@ static bool detect_link_and_local_sink(struct dc_link *link,
 			(link->dpcd_sink_ext_caps.bits.oled == 1)) {
 			dpcd_set_source_specific_data(link);
 			msleep(post_oui_delay);
-			dc_link_set_default_brightness_aux(link);
+			set_default_brightness_aux(link);
 			//TODO: use cached
 		}
 
@@ -2067,10 +2058,10 @@ static enum dc_status enable_link_dp(struct dc_state *state,
 	if (link->dpcd_sink_ext_caps.bits.oled == 1 ||
 		link->dpcd_sink_ext_caps.bits.sdr_aux_backlight_control == 1 ||
 		link->dpcd_sink_ext_caps.bits.hdr_aux_backlight_control == 1) {
-		dc_link_set_default_brightness_aux(link); // TODO: use cached if known
+		set_default_brightness_aux(link); // TODO: use cached if known
 		if (link->dpcd_sink_ext_caps.bits.oled == 1)
 			msleep(bl_oled_enable_delay);
-		dc_link_backlight_enable_aux(link, true);
+		link_backlight_enable_aux(link, true);
 	}
 
 	return status;
@@ -2740,22 +2731,6 @@ static void enable_link_lvds(struct pipe_ctx *pipe_ctx)
 
 }
 
-bool dc_power_alpm_dpcd_enable(struct dc_link *link, bool enable)
-{
-	bool ret = false;
-	union dpcd_alpm_configuration alpm_config;
-
-	if (link->psr_settings.psr_version == DC_PSR_VERSION_SU_1) {
-		memset(&alpm_config, 0, sizeof(alpm_config));
-
-		alpm_config.bits.ENABLE = (enable ? true : false);
-		ret = dm_helpers_dp_write_dpcd(link->ctx, link,
-				DP_RECEIVER_ALPM_CONFIG, &alpm_config.raw,
-				sizeof(alpm_config.raw));
-	}
-	return ret;
-}
-
 /****************************enable_link***********************************/
 static enum dc_status enable_link(
 		struct dc_state *state,
@@ -3035,436 +3010,6 @@ enum dc_status dc_link_validate_mode_timing(
 	return DC_OK;
 }
 
-static struct abm *get_abm_from_stream_res(const struct dc_link *link)
-{
-	int i;
-	struct dc *dc = NULL;
-	struct abm *abm = NULL;
-
-	if (!link || !link->ctx)
-		return NULL;
-
-	dc = link->ctx->dc;
-
-	for (i = 0; i < MAX_PIPES; i++) {
-		struct pipe_ctx pipe_ctx = dc->current_state->res_ctx.pipe_ctx[i];
-		struct dc_stream_state *stream = pipe_ctx.stream;
-
-		if (stream && stream->link == link) {
-			abm = pipe_ctx.stream_res.abm;
-			break;
-		}
-	}
-	return abm;
-}
-
-int dc_link_get_backlight_level(const struct dc_link *link)
-{
-	struct abm *abm = get_abm_from_stream_res(link);
-	struct panel_cntl *panel_cntl = link->panel_cntl;
-	struct dc  *dc = link->ctx->dc;
-	struct dmcu *dmcu = dc->res_pool->dmcu;
-	bool fw_set_brightness = true;
-
-	if (dmcu)
-		fw_set_brightness = dmcu->funcs->is_dmcu_initialized(dmcu);
-
-	if (!fw_set_brightness && panel_cntl->funcs->get_current_backlight)
-		return panel_cntl->funcs->get_current_backlight(panel_cntl);
-	else if (abm != NULL && abm->funcs->get_current_backlight != NULL)
-		return (int) abm->funcs->get_current_backlight(abm);
-	else
-		return DC_ERROR_UNEXPECTED;
-}
-
-int dc_link_get_target_backlight_pwm(const struct dc_link *link)
-{
-	struct abm *abm = get_abm_from_stream_res(link);
-
-	if (abm == NULL || abm->funcs->get_target_backlight == NULL)
-		return DC_ERROR_UNEXPECTED;
-
-	return (int) abm->funcs->get_target_backlight(abm);
-}
-
-static struct pipe_ctx *get_pipe_from_link(const struct dc_link *link)
-{
-	int i;
-	struct dc *dc = link->ctx->dc;
-	struct pipe_ctx *pipe_ctx = NULL;
-
-	for (i = 0; i < MAX_PIPES; i++) {
-		if (dc->current_state->res_ctx.pipe_ctx[i].stream) {
-			if (dc->current_state->res_ctx.pipe_ctx[i].stream->link == link) {
-				pipe_ctx = &dc->current_state->res_ctx.pipe_ctx[i];
-				break;
-			}
-		}
-	}
-
-	return pipe_ctx;
-}
-
-bool dc_link_set_backlight_level(const struct dc_link *link,
-		uint32_t backlight_pwm_u16_16,
-		uint32_t frame_ramp)
-{
-	struct dc  *dc = link->ctx->dc;
-
-	DC_LOGGER_INIT(link->ctx->logger);
-	DC_LOG_BACKLIGHT("New Backlight level: %d (0x%X)\n",
-			backlight_pwm_u16_16, backlight_pwm_u16_16);
-
-	if (dc_is_embedded_signal(link->connector_signal)) {
-		struct pipe_ctx *pipe_ctx = get_pipe_from_link(link);
-
-		if (pipe_ctx) {
-			/* Disable brightness ramping when the display is blanked
-			 * as it can hang the DMCU
-			 */
-			if (pipe_ctx->plane_state == NULL)
-				frame_ramp = 0;
-		} else {
-			return false;
-		}
-
-		dc->hwss.set_backlight_level(
-				pipe_ctx,
-				backlight_pwm_u16_16,
-				frame_ramp);
-	}
-	return true;
-}
-
-bool dc_link_set_psr_allow_active(struct dc_link *link, const bool *allow_active,
-		bool wait, bool force_static, const unsigned int *power_opts)
-{
-	struct dc  *dc = link->ctx->dc;
-	struct dmcu *dmcu = dc->res_pool->dmcu;
-	struct dmub_psr *psr = dc->res_pool->psr;
-	unsigned int panel_inst;
-
-	if (psr == NULL && force_static)
-		return false;
-
-	if (!dc_get_edp_link_panel_inst(dc, link, &panel_inst))
-		return false;
-
-	if ((allow_active != NULL) && (*allow_active == true) && (link->type == dc_connection_none)) {
-		// Don't enter PSR if panel is not connected
-		return false;
-	}
-
-	/* Set power optimization flag */
-	if (power_opts && link->psr_settings.psr_power_opt != *power_opts) {
-		link->psr_settings.psr_power_opt = *power_opts;
-
-		if (psr != NULL && link->psr_settings.psr_feature_enabled && psr->funcs->psr_set_power_opt)
-			psr->funcs->psr_set_power_opt(psr, link->psr_settings.psr_power_opt, panel_inst);
-	}
-
-	if (psr != NULL && link->psr_settings.psr_feature_enabled &&
-			force_static && psr->funcs->psr_force_static)
-		psr->funcs->psr_force_static(psr, panel_inst);
-
-	/* Enable or Disable PSR */
-	if (allow_active && link->psr_settings.psr_allow_active != *allow_active) {
-		link->psr_settings.psr_allow_active = *allow_active;
-
-		if (!link->psr_settings.psr_allow_active)
-			dc_z10_restore(dc);
-
-		if (psr != NULL && link->psr_settings.psr_feature_enabled) {
-			psr->funcs->psr_enable(psr, link->psr_settings.psr_allow_active, wait, panel_inst);
-		} else if ((dmcu != NULL && dmcu->funcs->is_dmcu_initialized(dmcu)) &&
-			link->psr_settings.psr_feature_enabled)
-			dmcu->funcs->set_psr_enable(dmcu, link->psr_settings.psr_allow_active, wait);
-		else
-			return false;
-	}
-
-	return true;
-}
-
-bool dc_link_get_psr_state(const struct dc_link *link, enum dc_psr_state *state)
-{
-	struct dc  *dc = link->ctx->dc;
-	struct dmcu *dmcu = dc->res_pool->dmcu;
-	struct dmub_psr *psr = dc->res_pool->psr;
-	unsigned int panel_inst;
-
-	if (!dc_get_edp_link_panel_inst(dc, link, &panel_inst))
-		return false;
-
-	if (psr != NULL && link->psr_settings.psr_feature_enabled)
-		psr->funcs->psr_get_state(psr, state, panel_inst);
-	else if (dmcu != NULL && link->psr_settings.psr_feature_enabled)
-		dmcu->funcs->get_psr_state(dmcu, state);
-
-	return true;
-}
-
-static inline enum physical_phy_id
-transmitter_to_phy_id(enum transmitter transmitter_value)
-{
-	switch (transmitter_value) {
-	case TRANSMITTER_UNIPHY_A:
-		return PHYLD_0;
-	case TRANSMITTER_UNIPHY_B:
-		return PHYLD_1;
-	case TRANSMITTER_UNIPHY_C:
-		return PHYLD_2;
-	case TRANSMITTER_UNIPHY_D:
-		return PHYLD_3;
-	case TRANSMITTER_UNIPHY_E:
-		return PHYLD_4;
-	case TRANSMITTER_UNIPHY_F:
-		return PHYLD_5;
-	case TRANSMITTER_NUTMEG_CRT:
-		return PHYLD_6;
-	case TRANSMITTER_TRAVIS_CRT:
-		return PHYLD_7;
-	case TRANSMITTER_TRAVIS_LCD:
-		return PHYLD_8;
-	case TRANSMITTER_UNIPHY_G:
-		return PHYLD_9;
-	case TRANSMITTER_COUNT:
-		return PHYLD_COUNT;
-	case TRANSMITTER_UNKNOWN:
-		return PHYLD_UNKNOWN;
-	default:
-		WARN_ONCE(1, "Unknown transmitter value %d\n",
-			  transmitter_value);
-		return PHYLD_UNKNOWN;
-	}
-}
-
-bool dc_link_setup_psr(struct dc_link *link,
-		const struct dc_stream_state *stream, struct psr_config *psr_config,
-		struct psr_context *psr_context)
-{
-	struct dc *dc;
-	struct dmcu *dmcu;
-	struct dmub_psr *psr;
-	int i;
-	unsigned int panel_inst;
-	/* updateSinkPsrDpcdConfig*/
-	union dpcd_psr_configuration psr_configuration;
-	union dpcd_sink_active_vtotal_control_mode vtotal_control = {0};
-
-	psr_context->controllerId = CONTROLLER_ID_UNDEFINED;
-
-	if (!link)
-		return false;
-
-	dc = link->ctx->dc;
-	dmcu = dc->res_pool->dmcu;
-	psr = dc->res_pool->psr;
-
-	if (!dmcu && !psr)
-		return false;
-
-	if (!dc_get_edp_link_panel_inst(dc, link, &panel_inst))
-		return false;
-
-
-	memset(&psr_configuration, 0, sizeof(psr_configuration));
-
-	psr_configuration.bits.ENABLE                    = 1;
-	psr_configuration.bits.CRC_VERIFICATION          = 1;
-	psr_configuration.bits.FRAME_CAPTURE_INDICATION  =
-			psr_config->psr_frame_capture_indication_req;
-
-	/* Check for PSR v2*/
-	if (link->psr_settings.psr_version == DC_PSR_VERSION_SU_1) {
-		/* For PSR v2 selective update.
-		 * Indicates whether sink should start capturing
-		 * immediately following active scan line,
-		 * or starting with the 2nd active scan line.
-		 */
-		psr_configuration.bits.LINE_CAPTURE_INDICATION = 0;
-		/*For PSR v2, determines whether Sink should generate
-		 * IRQ_HPD when CRC mismatch is detected.
-		 */
-		psr_configuration.bits.IRQ_HPD_WITH_CRC_ERROR    = 1;
-		/* For PSR v2, set the bit when the Source device will
-		 * be enabling PSR2 operation.
-		 */
-		psr_configuration.bits.ENABLE_PSR2    = 1;
-		/* For PSR v2, the Sink device must be able to receive
-		 * SU region updates early in the frame time.
-		 */
-		psr_configuration.bits.EARLY_TRANSPORT_ENABLE    = 1;
-	}
-
-	dm_helpers_dp_write_dpcd(
-		link->ctx,
-		link,
-		368,
-		&psr_configuration.raw,
-		sizeof(psr_configuration.raw));
-
-	if (link->psr_settings.psr_version == DC_PSR_VERSION_SU_1) {
-		dc_power_alpm_dpcd_enable(link, true);
-		psr_context->su_granularity_required =
-			psr_config->su_granularity_required;
-		psr_context->su_y_granularity =
-			psr_config->su_y_granularity;
-		psr_context->line_time_in_us =
-			psr_config->line_time_in_us;
-
-		if (link->psr_settings.psr_vtotal_control_support) {
-			psr_context->rate_control_caps = psr_config->rate_control_caps;
-			vtotal_control.bits.ENABLE = true;
-			core_link_write_dpcd(link, DP_SINK_PSR_ACTIVE_VTOTAL_CONTROL_MODE,
-							&vtotal_control.raw, sizeof(vtotal_control.raw));
-		}
-	}
-
-	psr_context->channel = link->ddc->ddc_pin->hw_info.ddc_channel;
-	psr_context->transmitterId = link->link_enc->transmitter;
-	psr_context->engineId = link->link_enc->preferred_engine;
-
-	for (i = 0; i < MAX_PIPES; i++) {
-		if (dc->current_state->res_ctx.pipe_ctx[i].stream
-				== stream) {
-			/* dmcu -1 for all controller id values,
-			 * therefore +1 here
-			 */
-			psr_context->controllerId =
-				dc->current_state->res_ctx.
-				pipe_ctx[i].stream_res.tg->inst + 1;
-			break;
-		}
-	}
-
-	/* Hardcoded for now.  Can be Pcie or Uniphy (or Unknown)*/
-	psr_context->phyType = PHY_TYPE_UNIPHY;
-	/*PhyId is associated with the transmitter id*/
-	psr_context->smuPhyId =
-		transmitter_to_phy_id(link->link_enc->transmitter);
-
-	psr_context->crtcTimingVerticalTotal = stream->timing.v_total;
-	psr_context->vsync_rate_hz = div64_u64(div64_u64((stream->
-					timing.pix_clk_100hz * 100),
-					stream->timing.v_total),
-					stream->timing.h_total);
-
-	psr_context->psrSupportedDisplayConfig = true;
-	psr_context->psrExitLinkTrainingRequired =
-		psr_config->psr_exit_link_training_required;
-	psr_context->sdpTransmitLineNumDeadline =
-		psr_config->psr_sdp_transmit_line_num_deadline;
-	psr_context->psrFrameCaptureIndicationReq =
-		psr_config->psr_frame_capture_indication_req;
-
-	psr_context->skipPsrWaitForPllLock = 0; /* only = 1 in KV */
-
-	psr_context->numberOfControllers =
-			link->dc->res_pool->timing_generator_count;
-
-	psr_context->rfb_update_auto_en = true;
-
-	/* 2 frames before enter PSR. */
-	psr_context->timehyst_frames = 2;
-	/* half a frame
-	 * (units in 100 lines, i.e. a value of 1 represents 100 lines)
-	 */
-	psr_context->hyst_lines = stream->timing.v_total / 2 / 100;
-	psr_context->aux_repeats = 10;
-
-	psr_context->psr_level.u32all = 0;
-
-	/*skip power down the single pipe since it blocks the cstate*/
-#if defined(CONFIG_DRM_AMD_DC_DCN)
-	if (link->ctx->asic_id.chip_family >= FAMILY_RV) {
-		switch(link->ctx->asic_id.chip_family) {
-		case FAMILY_YELLOW_CARP:
-		case AMDGPU_FAMILY_GC_10_3_6:
-		case AMDGPU_FAMILY_GC_11_0_1:
-			if (dc->debug.disable_z10 || dc->debug.psr_skip_crtc_disable)
-				psr_context->psr_level.bits.SKIP_CRTC_DISABLE = true;
-			break;
-		default:
-			psr_context->psr_level.bits.SKIP_CRTC_DISABLE = true;
-			break;
-		}
-	}
-#else
-	if (link->ctx->asic_id.chip_family >= FAMILY_RV)
-		psr_context->psr_level.bits.SKIP_CRTC_DISABLE = true;
-#endif
-
-	/* SMU will perform additional powerdown sequence.
-	 * For unsupported ASICs, set psr_level flag to skip PSR
-	 *  static screen notification to SMU.
-	 *  (Always set for DAL2, did not check ASIC)
-	 */
-	psr_context->allow_smu_optimizations = psr_config->allow_smu_optimizations;
-	psr_context->allow_multi_disp_optimizations = psr_config->allow_multi_disp_optimizations;
-
-	/* Complete PSR entry before aborting to prevent intermittent
-	 * freezes on certain eDPs
-	 */
-	psr_context->psr_level.bits.DISABLE_PSR_ENTRY_ABORT = 1;
-
-	/* enable ALPM */
-	psr_context->psr_level.bits.DISABLE_ALPM = 0;
-	psr_context->psr_level.bits.ALPM_DEFAULT_PD_MODE = 1;
-
-	/* Controls additional delay after remote frame capture before
-	 * continuing power down, default = 0
-	 */
-	psr_context->frame_delay = 0;
-
-	if (psr) {
-		link->psr_settings.psr_feature_enabled = psr->funcs->psr_copy_settings(psr,
-			link, psr_context, panel_inst);
-		link->psr_settings.psr_power_opt = 0;
-		link->psr_settings.psr_allow_active = 0;
-	}
-	else
-		link->psr_settings.psr_feature_enabled = dmcu->funcs->setup_psr(dmcu, link, psr_context);
-
-	/* psr_enabled == 0 indicates setup_psr did not succeed, but this
-	 * should not happen since firmware should be running at this point
-	 */
-	if (link->psr_settings.psr_feature_enabled == 0)
-		ASSERT(0);
-
-	return true;
-
-}
-
-void dc_link_get_psr_residency(const struct dc_link *link, uint32_t *residency)
-{
-	struct dc  *dc = link->ctx->dc;
-	struct dmub_psr *psr = dc->res_pool->psr;
-	unsigned int panel_inst;
-
-	if (!dc_get_edp_link_panel_inst(dc, link, &panel_inst))
-		return;
-
-	/* PSR residency measurements only supported on DMCUB */
-	if (psr != NULL && link->psr_settings.psr_feature_enabled)
-		psr->funcs->psr_get_residency(psr, residency, panel_inst);
-	else
-		*residency = 0;
-}
-
-bool dc_link_set_sink_vtotal_in_psr_active(const struct dc_link *link, uint16_t psr_vtotal_idle, uint16_t psr_vtotal_su)
-{
-	struct dc *dc = link->ctx->dc;
-	struct dmub_psr *psr = dc->res_pool->psr;
-
-	if (psr == NULL || !link->psr_settings.psr_feature_enabled || !link->psr_settings.psr_vtotal_control_support)
-		return false;
-
-	psr->funcs->psr_set_sink_vtotal_in_psr_active(psr, psr_vtotal_idle, psr_vtotal_su);
-
-	return true;
-}
-
 const struct dc_link_status *dc_link_get_status(const struct dc_link *link)
 {
 	return &link->link_status;
@@ -3999,10 +3544,13 @@ static enum dc_status deallocate_mst_payload(struct pipe_ctx *pipe_ctx)
 	struct fixed31_32 avg_time_slots_per_mtp = dc_fixpt_from_int(0);
 	int i;
 	bool mst_mode = (link->type == dc_connection_mst_branch);
+	/* adjust for drm changes*/
+	bool update_drm_mst_state = true;
 	const struct link_hwss *link_hwss = get_link_hwss(link, &pipe_ctx->link_res);
 	const struct dc_link_settings empty_link_settings = {0};
 	DC_LOGGER_INIT(link->ctx->logger);
 
+
 	/* deallocate_mst_payload is called before disable link. When mode or
 	 * disable/enable monitor, new stream is created which is not in link
 	 * stream[] yet. For this, payload is not allocated yet, so de-alloc
@@ -4018,7 +3566,7 @@ static enum dc_status deallocate_mst_payload(struct pipe_ctx *pipe_ctx)
 				&empty_link_settings,
 				avg_time_slots_per_mtp);
 
-	if (mst_mode) {
+	if (mst_mode || update_drm_mst_state) {
 		/* when link is in mst mode, reply on mst manager to remove
 		 * payload
 		 */
@@ -4081,11 +3629,18 @@ static enum dc_status deallocate_mst_payload(struct pipe_ctx *pipe_ctx)
 			stream->ctx,
 			stream);
 
+		if (!update_drm_mst_state)
+			dm_helpers_dp_mst_send_payload_allocation(
+				stream->ctx,
+				stream,
+				false);
+	}
+
+	if (update_drm_mst_state)
 		dm_helpers_dp_mst_send_payload_allocation(
 			stream->ctx,
 			stream,
 			false);
-	}
 
 	return DC_OK;
 }
@@ -4541,110 +4096,6 @@ void core_link_set_avmute(struct pipe_ctx *pipe_ctx, bool enable)
 	dc->hwss.set_avmute(pipe_ctx, enable);
 }
 
-void dc_link_set_drive_settings(struct dc *dc,
-				struct link_training_settings *lt_settings,
-				const struct dc_link *link)
-{
-
-	int i;
-	struct link_resource link_res;
-
-	for (i = 0; i < dc->link_count; i++)
-		if (dc->links[i] == link)
-			break;
-
-	if (i >= dc->link_count)
-		ASSERT_CRITICAL(false);
-
-	dc_link_get_cur_link_res(link, &link_res);
-	dc_link_dp_set_drive_settings(dc->links[i], &link_res, lt_settings);
-}
-
-void dc_link_set_preferred_link_settings(struct dc *dc,
-					 struct dc_link_settings *link_setting,
-					 struct dc_link *link)
-{
-	int i;
-	struct pipe_ctx *pipe;
-	struct dc_stream_state *link_stream;
-	struct dc_link_settings store_settings = *link_setting;
-
-	link->preferred_link_setting = store_settings;
-
-	/* Retrain with preferred link settings only relevant for
-	 * DP signal type
-	 * Check for non-DP signal or if passive dongle present
-	 */
-	if (!dc_is_dp_signal(link->connector_signal) ||
-		link->dongle_max_pix_clk > 0)
-		return;
-
-	for (i = 0; i < MAX_PIPES; i++) {
-		pipe = &dc->current_state->res_ctx.pipe_ctx[i];
-		if (pipe->stream && pipe->stream->link) {
-			if (pipe->stream->link == link) {
-				link_stream = pipe->stream;
-				break;
-			}
-		}
-	}
-
-	/* Stream not found */
-	if (i == MAX_PIPES)
-		return;
-
-	/* Cannot retrain link if backend is off */
-	if (link_stream->dpms_off)
-		return;
-
-	if (link_decide_link_settings(link_stream, &store_settings))
-		dp_retrain_link_dp_test(link, &store_settings, false);
-}
-
-void dc_link_set_preferred_training_settings(struct dc *dc,
-						 struct dc_link_settings *link_setting,
-						 struct dc_link_training_overrides *lt_overrides,
-						 struct dc_link *link,
-						 bool skip_immediate_retrain)
-{
-	if (lt_overrides != NULL)
-		link->preferred_training_settings = *lt_overrides;
-	else
-		memset(&link->preferred_training_settings, 0, sizeof(link->preferred_training_settings));
-
-	if (link_setting != NULL) {
-		link->preferred_link_setting = *link_setting;
-	} else {
-		link->preferred_link_setting.lane_count = LANE_COUNT_UNKNOWN;
-		link->preferred_link_setting.link_rate = LINK_RATE_UNKNOWN;
-	}
-
-	if (link->connector_signal == SIGNAL_TYPE_DISPLAY_PORT &&
-			link->type == dc_connection_mst_branch)
-		dm_helpers_dp_mst_update_branch_bandwidth(dc->ctx, link);
-
-	/* Retrain now, or wait until next stream update to apply */
-	if (skip_immediate_retrain == false)
-		dc_link_set_preferred_link_settings(dc, &link->preferred_link_setting, link);
-}
-
-void dc_link_set_test_pattern(struct dc_link *link,
-			      enum dp_test_pattern test_pattern,
-			      enum dp_test_pattern_color_space test_pattern_color_space,
-			      const struct link_training_settings *p_link_settings,
-			      const unsigned char *p_custom_pattern,
-			      unsigned int cust_pattern_size)
-{
-	if (link != NULL)
-		dc_link_dp_set_test_pattern(
-			link,
-			test_pattern,
-			test_pattern_color_space,
-			p_link_settings,
-			p_custom_pattern,
-			cust_pattern_size);
-}
-
 uint32_t dc_link_bandwidth_kbps(
 	const struct dc_link *link,
 	const struct dc_link_settings *link_setting)
@@ -4854,3 +4305,591 @@ void dc_restore_link_res_map(const struct dc *dc, uint32_t *map)
 		}
 	}
 }
+
+bool dp_validate_mode_timing(
+	struct dc_link *link,
+	const struct dc_crtc_timing *timing)
+{
+	uint32_t req_bw;
+	uint32_t max_bw;
+
+	const struct dc_link_settings *link_setting;
+
+	/* According to spec, VSC SDP should be used if pixel format is YCbCr420 */
+	if (timing->pixel_encoding == PIXEL_ENCODING_YCBCR420 &&
+			!link->dpcd_caps.dprx_feature.bits.VSC_SDP_COLORIMETRY_SUPPORTED &&
+			dal_graphics_object_id_get_connector_id(link->link_id) != CONNECTOR_ID_VIRTUAL)
+		return false;
+
+	/*always DP fail safe mode*/
+	if ((timing->pix_clk_100hz / 10) == (uint32_t) 25175 &&
+		timing->h_addressable == (uint32_t) 640 &&
+		timing->v_addressable == (uint32_t) 480)
+		return true;
+
+	link_setting = dc_link_get_link_cap(link);
+
+	/* TODO: DYNAMIC_VALIDATION needs to be implemented */
+	/*if (flags.DYNAMIC_VALIDATION == 1 &&
+		link->verified_link_cap.lane_count != LANE_COUNT_UNKNOWN)
+		link_setting = &link->verified_link_cap;
+	*/
+
+	req_bw = dc_bandwidth_in_kbps_from_timing(timing);
+	max_bw = dc_link_bandwidth_kbps(link, link_setting);
+
+	if (req_bw <= max_bw) {
+		/* remember the biggest mode here, during
+		 * initial link training (to get
+		 * verified_link_cap), LS sends event about
+		 * cannot train at reported cap to upper
+		 * layer and upper layer will re-enumerate modes.
+		 * this is not necessary if the lower
+		 * verified_link_cap is enough to drive
+		 * all the modes */
+
+		/* TODO: DYNAMIC_VALIDATION needs to be implemented */
+		/* if (flags.DYNAMIC_VALIDATION == 1)
+			dpsst->max_req_bw_for_verified_linkcap = dal_max(
+				dpsst->max_req_bw_for_verified_linkcap, req_bw); */
+		return true;
+	} else
+		return false;
+}
+
+void dp_enable_mst_on_sink(struct dc_link *link, bool enable)
+{
+	unsigned char mstmCntl;
+
+	core_link_read_dpcd(link, DP_MSTM_CTRL, &mstmCntl, 1);
+	if (enable)
+		mstmCntl |= DP_MST_EN;
+	else
+		mstmCntl &= (~DP_MST_EN);
+
+	core_link_write_dpcd(link, DP_MSTM_CTRL, &mstmCntl, 1);
+}
+
+enum dc_status dp_set_fec_ready(struct dc_link *link, const struct link_resource *link_res, bool ready)
+{
+	/* FEC has to be "set ready" before the link training.
+	 * The policy is to always train with FEC
+	 * if the sink supports it and leave it enabled on link.
+	 * If FEC is not supported, disable it.
+	 */
+	struct link_encoder *link_enc = NULL;
+	enum dc_status status = DC_OK;
+	uint8_t fec_config = 0;
+
+	link_enc = link_enc_cfg_get_link_enc(link);
+	ASSERT(link_enc);
+
+	if (!dc_link_should_enable_fec(link))
+		return status;
+
+	if (link_enc->funcs->fec_set_ready &&
+			link->dpcd_caps.fec_cap.bits.FEC_CAPABLE) {
+		if (ready) {
+			fec_config = 1;
+			status = core_link_write_dpcd(link,
+					DP_FEC_CONFIGURATION,
+					&fec_config,
+					sizeof(fec_config));
+			if (status == DC_OK) {
+				link_enc->funcs->fec_set_ready(link_enc, true);
+				link->fec_state = dc_link_fec_ready;
+			} else {
+				link_enc->funcs->fec_set_ready(link_enc, false);
+				link->fec_state = dc_link_fec_not_ready;
+				dm_error("dpcd write failed to set fec_ready");
+			}
+		} else if (link->fec_state == dc_link_fec_ready) {
+			fec_config = 0;
+			status = core_link_write_dpcd(link,
+					DP_FEC_CONFIGURATION,
+					&fec_config,
+					sizeof(fec_config));
+			link_enc->funcs->fec_set_ready(link_enc, false);
+			link->fec_state = dc_link_fec_not_ready;
+		}
+	}
+
+	return status;
+}
+
+void dp_set_fec_enable(struct dc_link *link, bool enable)
+{
+	struct link_encoder *link_enc = NULL;
+
+	link_enc = link_enc_cfg_get_link_enc(link);
+	ASSERT(link_enc);
+
+	if (!dc_link_should_enable_fec(link))
+		return;
+
+	if (link_enc->funcs->fec_set_enable &&
+			link->dpcd_caps.fec_cap.bits.FEC_CAPABLE) {
+		if (link->fec_state == dc_link_fec_ready && enable) {
+			/* Accord to DP spec, FEC enable sequence can first
+			 * be transmitted anytime after 1000 LL codes have
+			 * been transmitted on the link after link training
+			 * completion. Using 1 lane RBR should have the maximum
+			 * time for transmitting 1000 LL codes which is 6.173 us.
+			 * So use 7 microseconds delay instead.
+			 */
+			udelay(7);
+			link_enc->funcs->fec_set_enable(link_enc, true);
+			link->fec_state = dc_link_fec_enabled;
+		} else if (link->fec_state == dc_link_fec_enabled && !enable) {
+			link_enc->funcs->fec_set_enable(link_enc, false);
+			link->fec_state = dc_link_fec_ready;
+		}
+	}
+}
+
+// TODO - DP2.0 Link: Fix get_lane_status to handle LTTPR offset (SST and MST)
+static void get_lane_status(
+	struct dc_link *link,
+	uint32_t lane_count,
+	union lane_status *status,
+	union lane_align_status_updated *status_updated)
+{
+	unsigned int lane;
+	uint8_t dpcd_buf[3] = {0};
+
+	if (status == NULL || status_updated == NULL) {
+		return;
+	}
+
+	core_link_read_dpcd(
+			link,
+			DP_LANE0_1_STATUS,
+			dpcd_buf,
+			sizeof(dpcd_buf));
+
+	for (lane = 0; lane < lane_count; lane++) {
+		status[lane].raw = dp_get_nibble_at_index(&dpcd_buf[0], lane);
+	}
+
+	status_updated->raw = dpcd_buf[2];
+}
+
+bool dpcd_write_128b_132b_sst_payload_allocation_table(
+		const struct dc_stream_state *stream,
+		struct dc_link *link,
+		struct link_mst_stream_allocation_table *proposed_table,
+		bool allocate)
+{
+	const uint8_t vc_id = 1; /// VC ID always 1 for SST
+	const uint8_t start_time_slot = 0; /// Always start at time slot 0 for SST
+	bool result = false;
+	uint8_t req_slot_count = 0;
+	struct fixed31_32 avg_time_slots_per_mtp = { 0 };
+	union payload_table_update_status update_status = { 0 };
+	const uint32_t max_retries = 30;
+	uint32_t retries = 0;
+	DC_LOGGER_INIT(link->ctx->logger);
+
+	if (allocate)	{
+		avg_time_slots_per_mtp = calculate_sst_avg_time_slots_per_mtp(stream, link);
+		req_slot_count = dc_fixpt_ceil(avg_time_slots_per_mtp);
+		/// Validation should filter out modes that exceed link BW
+		ASSERT(req_slot_count <= MAX_MTP_SLOT_COUNT);
+		if (req_slot_count > MAX_MTP_SLOT_COUNT)
+			return false;
+	} else {
+		/// Leave req_slot_count = 0 if allocate is false.
+	}
+
+	proposed_table->stream_count = 1; /// Always 1 stream for SST
+	proposed_table->stream_allocations[0].slot_count = req_slot_count;
+	proposed_table->stream_allocations[0].vcp_id = vc_id;
+
+	if (link->aux_access_disabled)
+		return true;
+
+	/// Write DPCD 2C0 = 1 to start updating
+	update_status.bits.VC_PAYLOAD_TABLE_UPDATED = 1;
+	core_link_write_dpcd(
+			link,
+			DP_PAYLOAD_TABLE_UPDATE_STATUS,
+			&update_status.raw,
+			1);
+
+	/// Program the changes in DPCD 1C0 - 1C2
+	ASSERT(vc_id == 1);
+	core_link_write_dpcd(
+			link,
+			DP_PAYLOAD_ALLOCATE_SET,
+			&vc_id,
+			1);
+
+	ASSERT(start_time_slot == 0);
+	core_link_write_dpcd(
+			link,
+			DP_PAYLOAD_ALLOCATE_START_TIME_SLOT,
+			&start_time_slot,
+			1);
+
+	core_link_write_dpcd(
+			link,
+			DP_PAYLOAD_ALLOCATE_TIME_SLOT_COUNT,
+			&req_slot_count,
+			1);
+
+	/// Poll till DPCD 2C0 read 1
+	/// Try for at least 150ms (30 retries, with 5ms delay after each attempt)
+
+	while (retries < max_retries) {
+		if (core_link_read_dpcd(
+				link,
+				DP_PAYLOAD_TABLE_UPDATE_STATUS,
+				&update_status.raw,
+				1) == DC_OK) {
+			if (update_status.bits.VC_PAYLOAD_TABLE_UPDATED == 1) {
+				DC_LOG_DP2("SST Update Payload: downstream payload table updated.");
+				result = true;
+				break;
+			}
+		} else {
+			union dpcd_rev dpcdRev;
+
+			if (core_link_read_dpcd(
+					link,
+					DP_DPCD_REV,
+					&dpcdRev.raw,
+					1) != DC_OK) {
+				DC_LOG_ERROR("SST Update Payload: Unable to read DPCD revision "
+						"of sink while polling payload table "
+						"updated status bit.");
+				break;
+			}
+		}
+		retries++;
+		msleep(5);
+	}
+
+	if (!result && retries == max_retries) {
+		DC_LOG_ERROR("SST Update Payload: Payload table not updated after retries, "
+				"continue on. Something is wrong with the branch.");
+		// TODO - DP2.0 Payload: Read and log the payload table from downstream branch
+	}
+
+	return result;
+}
+
+bool dpcd_poll_for_allocation_change_trigger(struct dc_link *link)
+{
+	/*
+	 * wait for ACT handled
+	 */
+	int i;
+	const int act_retries = 30;
+	enum act_return_status result = ACT_FAILED;
+	union payload_table_update_status update_status = {0};
+	union lane_status dpcd_lane_status[LANE_COUNT_DP_MAX];
+	union lane_align_status_updated lane_status_updated;
+	DC_LOGGER_INIT(link->ctx->logger);
+
+	if (link->aux_access_disabled)
+		return true;
+	for (i = 0; i < act_retries; i++) {
+		get_lane_status(link, link->cur_link_settings.lane_count, dpcd_lane_status, &lane_status_updated);
+
+		if (!dp_is_cr_done(link->cur_link_settings.lane_count, dpcd_lane_status) ||
+				!dp_is_ch_eq_done(link->cur_link_settings.lane_count, dpcd_lane_status) ||
+				!dp_is_symbol_locked(link->cur_link_settings.lane_count, dpcd_lane_status) ||
+				!dp_is_interlane_aligned(lane_status_updated)) {
+			DC_LOG_ERROR("SST Update Payload: Link loss occurred while "
+					"polling for ACT handled.");
+			result = ACT_LINK_LOST;
+			break;
+		}
+		core_link_read_dpcd(
+				link,
+				DP_PAYLOAD_TABLE_UPDATE_STATUS,
+				&update_status.raw,
+				1);
+
+		if (update_status.bits.ACT_HANDLED == 1) {
+			DC_LOG_DP2("SST Update Payload: ACT handled by downstream.");
+			result = ACT_SUCCESS;
+			break;
+		}
+
+		msleep(5);
+	}
+
+	if (result == ACT_FAILED) {
+		DC_LOG_ERROR("SST Update Payload: ACT still not handled after retries, "
+				"continue on. Something is wrong with the branch.");
+	}
+
+	return (result == ACT_SUCCESS);
+}
+
+struct fixed31_32 calculate_sst_avg_time_slots_per_mtp(
+		const struct dc_stream_state *stream,
+		const struct dc_link *link)
+{
+	struct fixed31_32 link_bw_effective =
+			dc_fixpt_from_int(
+					dc_link_bandwidth_kbps(link, &link->cur_link_settings));
+	struct fixed31_32 timeslot_bw_effective =
+			dc_fixpt_div_int(link_bw_effective, MAX_MTP_SLOT_COUNT);
+	struct fixed31_32 timing_bw =
+			dc_fixpt_from_int(
+					dc_bandwidth_in_kbps_from_timing(&stream->timing));
+	struct fixed31_32 avg_time_slots_per_mtp =
+			dc_fixpt_div(timing_bw, timeslot_bw_effective);
+
+	return avg_time_slots_per_mtp;
+}
+
+void dc_link_clear_dprx_states(struct dc_link *link)
+{
+	memset(&link->dprx_states, 0, sizeof(link->dprx_states));
+}
+
+void dp_source_sequence_trace(struct dc_link *link, uint8_t dp_test_mode)
+{
+	if (link != NULL && link->dc->debug.enable_driver_sequence_debug)
+		core_link_write_dpcd(link, DP_SOURCE_SEQUENCE,
+					&dp_test_mode, sizeof(dp_test_mode));
+}
+
+static void dsc_optc_config_log(struct display_stream_compressor *dsc,
+		struct dsc_optc_config *config)
+{
+	uint32_t precision = 1 << 28;
+	uint32_t bytes_per_pixel_int = config->bytes_per_pixel / precision;
+	uint32_t bytes_per_pixel_mod = config->bytes_per_pixel % precision;
+	uint64_t ll_bytes_per_pix_fraq = bytes_per_pixel_mod;
+	DC_LOGGER_INIT(dsc->ctx->logger);
+
+	/* 7 fractional digits decimal precision for bytes per pixel is enough because DSC
+	 * bits per pixel precision is 1/16th of a pixel, which means bytes per pixel precision is
+	 * 1/16/8 = 1/128 of a byte, or 0.0078125 decimal
+	 */
+	ll_bytes_per_pix_fraq *= 10000000;
+	ll_bytes_per_pix_fraq /= precision;
+
+	DC_LOG_DSC("\tbytes_per_pixel 0x%08x (%d.%07d)",
+			config->bytes_per_pixel, bytes_per_pixel_int, (uint32_t)ll_bytes_per_pix_fraq);
+	DC_LOG_DSC("\tis_pixel_format_444 %d", config->is_pixel_format_444);
+	DC_LOG_DSC("\tslice_width %d", config->slice_width);
+}
+
+bool dp_set_dsc_on_rx(struct pipe_ctx *pipe_ctx, bool enable)
+{
+	struct dc *dc = pipe_ctx->stream->ctx->dc;
+	struct dc_stream_state *stream = pipe_ctx->stream;
+	bool result = false;
+
+	if (dc_is_virtual_signal(stream->signal) || IS_FPGA_MAXIMUS_DC(dc->ctx->dce_environment))
+		result = true;
+	else
+		result = dm_helpers_dp_write_dsc_enable(dc->ctx, stream, enable);
+	return result;
+}
+
+/* The stream with these settings can be sent (unblanked) only after DSC was enabled on RX first,
+ * i.e. after dp_enable_dsc_on_rx() had been called
+ */
+void dp_set_dsc_on_stream(struct pipe_ctx *pipe_ctx, bool enable)
+{
+	struct display_stream_compressor *dsc = pipe_ctx->stream_res.dsc;
+	struct dc *dc = pipe_ctx->stream->ctx->dc;
+	struct dc_stream_state *stream = pipe_ctx->stream;
+	struct pipe_ctx *odm_pipe;
+	int opp_cnt = 1;
+	DC_LOGGER_INIT(dsc->ctx->logger);
+
+	for (odm_pipe = pipe_ctx->next_odm_pipe; odm_pipe; odm_pipe = odm_pipe->next_odm_pipe)
+		opp_cnt++;
+
+	if (enable) {
+		struct dsc_config dsc_cfg;
+		struct dsc_optc_config dsc_optc_cfg;
+		enum optc_dsc_mode optc_dsc_mode;
+
+		/* Enable DSC hw block */
+		dsc_cfg.pic_width = (stream->timing.h_addressable + stream->timing.h_border_left + stream->timing.h_border_right) / opp_cnt;
+		dsc_cfg.pic_height = stream->timing.v_addressable + stream->timing.v_border_top + stream->timing.v_border_bottom;
+		dsc_cfg.pixel_encoding = stream->timing.pixel_encoding;
+		dsc_cfg.color_depth = stream->timing.display_color_depth;
+		dsc_cfg.is_odm = pipe_ctx->next_odm_pipe ? true : false;
+		dsc_cfg.dc_dsc_cfg = stream->timing.dsc_cfg;
+		ASSERT(dsc_cfg.dc_dsc_cfg.num_slices_h % opp_cnt == 0);
+		dsc_cfg.dc_dsc_cfg.num_slices_h /= opp_cnt;
+
+		dsc->funcs->dsc_set_config(dsc, &dsc_cfg, &dsc_optc_cfg);
+		dsc->funcs->dsc_enable(dsc, pipe_ctx->stream_res.opp->inst);
+		for (odm_pipe = pipe_ctx->next_odm_pipe; odm_pipe; odm_pipe = odm_pipe->next_odm_pipe) {
+			struct display_stream_compressor *odm_dsc = odm_pipe->stream_res.dsc;
+
+			odm_dsc->funcs->dsc_set_config(odm_dsc, &dsc_cfg, &dsc_optc_cfg);
+			odm_dsc->funcs->dsc_enable(odm_dsc, odm_pipe->stream_res.opp->inst);
+		}
+		dsc_cfg.dc_dsc_cfg.num_slices_h *= opp_cnt;
+		dsc_cfg.pic_width *= opp_cnt;
+
+		optc_dsc_mode = dsc_optc_cfg.is_pixel_format_444 ? OPTC_DSC_ENABLED_444 : OPTC_DSC_ENABLED_NATIVE_SUBSAMPLED;
+
+		/* Enable DSC in encoder */
+		if (dc_is_dp_signal(stream->signal) && !IS_FPGA_MAXIMUS_DC(dc->ctx->dce_environment)
+				&& !link_is_dp_128b_132b_signal(pipe_ctx)) {
+			DC_LOG_DSC("Setting stream encoder DSC config for engine %d:", (int)pipe_ctx->stream_res.stream_enc->id);
+			dsc_optc_config_log(dsc, &dsc_optc_cfg);
+			pipe_ctx->stream_res.stream_enc->funcs->dp_set_dsc_config(pipe_ctx->stream_res.stream_enc,
+									optc_dsc_mode,
+									dsc_optc_cfg.bytes_per_pixel,
+									dsc_optc_cfg.slice_width);
+
+			/* PPS SDP is set elsewhere because it has to be done after DIG FE is connected to DIG BE */
+		}
+
+		/* Enable DSC in OPTC */
+		DC_LOG_DSC("Setting optc DSC config for tg instance %d:", pipe_ctx->stream_res.tg->inst);
+		dsc_optc_config_log(dsc, &dsc_optc_cfg);
+		pipe_ctx->stream_res.tg->funcs->set_dsc_config(pipe_ctx->stream_res.tg,
+							optc_dsc_mode,
+							dsc_optc_cfg.bytes_per_pixel,
+							dsc_optc_cfg.slice_width);
+	} else {
+		/* disable DSC in OPTC */
+		pipe_ctx->stream_res.tg->funcs->set_dsc_config(
+				pipe_ctx->stream_res.tg,
+				OPTC_DSC_DISABLED, 0, 0);
+
+		/* disable DSC in stream encoder */
+		if (dc_is_dp_signal(stream->signal)) {
+			if (link_is_dp_128b_132b_signal(pipe_ctx))
+				pipe_ctx->stream_res.hpo_dp_stream_enc->funcs->dp_set_dsc_pps_info_packet(
+										pipe_ctx->stream_res.hpo_dp_stream_enc,
+										false,
+										NULL,
+										true);
+			else if (!IS_FPGA_MAXIMUS_DC(dc->ctx->dce_environment)) {
+				pipe_ctx->stream_res.stream_enc->funcs->dp_set_dsc_config(
+						pipe_ctx->stream_res.stream_enc,
+						OPTC_DSC_DISABLED, 0, 0);
+				pipe_ctx->stream_res.stream_enc->funcs->dp_set_dsc_pps_info_packet(
+							pipe_ctx->stream_res.stream_enc, false, NULL, true);
+			}
+		}
+
+		/* disable DSC block */
+		pipe_ctx->stream_res.dsc->funcs->dsc_disable(pipe_ctx->stream_res.dsc);
+		for (odm_pipe = pipe_ctx->next_odm_pipe; odm_pipe; odm_pipe = odm_pipe->next_odm_pipe)
+			odm_pipe->stream_res.dsc->funcs->dsc_disable(odm_pipe->stream_res.dsc);
+	}
+}
+
+bool dp_set_dsc_enable(struct pipe_ctx *pipe_ctx, bool enable)
+{
+	struct display_stream_compressor *dsc = pipe_ctx->stream_res.dsc;
+	bool result = false;
+
+	if (!pipe_ctx->stream->timing.flags.DSC)
+		goto out;
+	if (!dsc)
+		goto out;
+
+	if (enable) {
+		{
+			dp_set_dsc_on_stream(pipe_ctx, true);
+			result = true;
+		}
+	} else {
+		dp_set_dsc_on_rx(pipe_ctx, false);
+		dp_set_dsc_on_stream(pipe_ctx, false);
+		result = true;
+	}
+out:
+	return result;
+}
+
+/*
+ * For dynamic bpp change case, dsc is programmed with MASTER_UPDATE_LOCK enabled;
+ * hence PPS info packet update need to use frame update instead of immediate update.
+ * Added parameter immediate_update for this purpose.
+ * The decision to use frame update is hard-coded in function dp_update_dsc_config(),
+ * which is the only place where a "false" would be passed in for param immediate_update.
+ *
+ * immediate_update is only applicable when DSC is enabled.
+ */
+bool dp_set_dsc_pps_sdp(struct pipe_ctx *pipe_ctx, bool enable, bool immediate_update)
+{
+	struct display_stream_compressor *dsc = pipe_ctx->stream_res.dsc;
+	struct dc_stream_state *stream = pipe_ctx->stream;
+	DC_LOGGER_INIT(dsc->ctx->logger);
+
+	if (!pipe_ctx->stream->timing.flags.DSC || !dsc)
+		return false;
+
+	if (enable) {
+		struct dsc_config dsc_cfg;
+		uint8_t dsc_packed_pps[128];
+
+		memset(&dsc_cfg, 0, sizeof(dsc_cfg));
+		memset(dsc_packed_pps, 0, 128);
+
+		/* Enable DSC hw block */
+		dsc_cfg.pic_width = stream->timing.h_addressable + stream->timing.h_border_left + stream->timing.h_border_right;
+		dsc_cfg.pic_height = stream->timing.v_addressable + stream->timing.v_border_top + stream->timing.v_border_bottom;
+		dsc_cfg.pixel_encoding = stream->timing.pixel_encoding;
+		dsc_cfg.color_depth = stream->timing.display_color_depth;
+		dsc_cfg.is_odm = pipe_ctx->next_odm_pipe ? true : false;
+		dsc_cfg.dc_dsc_cfg = stream->timing.dsc_cfg;
+
+		dsc->funcs->dsc_get_packed_pps(dsc, &dsc_cfg, &dsc_packed_pps[0]);
+		memcpy(&stream->dsc_packed_pps[0], &dsc_packed_pps[0], sizeof(stream->dsc_packed_pps));
+		if (dc_is_dp_signal(stream->signal)) {
+			DC_LOG_DSC("Setting stream encoder DSC PPS SDP for engine %d\n", (int)pipe_ctx->stream_res.stream_enc->id);
+			if (link_is_dp_128b_132b_signal(pipe_ctx))
+				pipe_ctx->stream_res.hpo_dp_stream_enc->funcs->dp_set_dsc_pps_info_packet(
+										pipe_ctx->stream_res.hpo_dp_stream_enc,
+										true,
+										&dsc_packed_pps[0],
+										immediate_update);
+			else
+				pipe_ctx->stream_res.stream_enc->funcs->dp_set_dsc_pps_info_packet(
+						pipe_ctx->stream_res.stream_enc,
+						true,
+						&dsc_packed_pps[0],
+						immediate_update);
+		}
+	} else {
+		/* disable DSC PPS in stream encoder */
+		memset(&stream->dsc_packed_pps[0], 0, sizeof(stream->dsc_packed_pps));
+		if (dc_is_dp_signal(stream->signal)) {
+			if (link_is_dp_128b_132b_signal(pipe_ctx))
+				pipe_ctx->stream_res.hpo_dp_stream_enc->funcs->dp_set_dsc_pps_info_packet(
+										pipe_ctx->stream_res.hpo_dp_stream_enc,
+										false,
+										NULL,
+										true);
+			else
+				pipe_ctx->stream_res.stream_enc->funcs->dp_set_dsc_pps_info_packet(
+						pipe_ctx->stream_res.stream_enc, false, NULL, true);
+		}
+	}
+
+	return true;
+}
+
+
+bool dp_update_dsc_config(struct pipe_ctx *pipe_ctx)
+{
+	struct display_stream_compressor *dsc = pipe_ctx->stream_res.dsc;
+
+	if (!pipe_ctx->stream->timing.flags.DSC)
+		return false;
+	if (!dsc)
+		return false;
+
+	dp_set_dsc_on_stream(pipe_ctx, true);
+	dp_set_dsc_pps_sdp(pipe_ctx, true, false);
+	return true;
+}
diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c b/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c
deleted file mode 100644
index 6747e4b199de..000000000000
--- a/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c
+++ /dev/null
@@ -1,2375 +0,0 @@
-/*
- * Copyright 2015 Advanced Micro Devices, Inc.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the "Software"),
- * to deal in the Software without restriction, including without limitation
- * the rights to use, copy, modify, merge, publish, distribute, sublicense,
- * and/or sell copies of the Software, and to permit persons to whom the
- * Software is furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in
- * all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
- * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
- * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
- * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
- * OTHER DEALINGS IN THE SOFTWARE.
- *
- * Authors: AMD
- */
-#include "dm_services.h"
-#include "dc.h"
-#include "dc_link_dp.h"
-#include "dm_helpers.h"
-#include "opp.h"
-#include "dsc.h"
-#include "resource.h"
-
-#include "inc/core_types.h"
-#include "link_hwss.h"
-#include "link/link_ddc.h"
-#include "core_status.h"
-#include "dpcd_defs.h"
-
-#include "dc_dmub_srv.h"
-#include "dce/dmub_hw_lock_mgr.h"
-#include "link/link_dp_dpia.h"
-#include "inc/link_enc_cfg.h"
-#include "clk_mgr.h"
-#include "link/link_dp_trace.h"
-#include "link/link_dp_training.h"
-#include "link/link_dp_training_fixed_vs_pe_retimer.h"
-#include "link/link_dp_training_dpia.h"
-#include "link/link_dp_training_auxless.h"
-#include "link/link_dp_phy.h"
-#include "link/link_dp_capability.h"
-#define DC_LOGGER \
-	link->ctx->logger
-
-#define DC_TRACE_LEVEL_MESSAGE(...) /* do nothing */
-#include "link/link_dpcd.h"
-
-static uint8_t get_nibble_at_index(const uint8_t *buf,
-	uint32_t index)
-{
-	uint8_t nibble;
-	nibble = buf[index / 2];
-
-	if (index % 2)
-		nibble >>= 4;
-	else
-		nibble &= 0x0F;
-
-	return nibble;
-}
-
-enum dc_status read_hpd_rx_irq_data(
-	struct dc_link *link,
-	union hpd_irq_data *irq_data)
-{
-	static enum dc_status retval;
-
-	/* The HW reads 16 bytes from 200h on HPD,
-	 * but if we get an AUX_DEFER, the HW cannot retry
-	 * and this causes the CTS tests 4.3.2.1 - 3.2.4 to
-	 * fail, so we now explicitly read 6 bytes which is
-	 * the req from the above mentioned test cases.
-	 *
-	 * For DP 1.4 we need to read those from 2002h range.
-	 */
-	if (link->dpcd_caps.dpcd_rev.raw < DPCD_REV_14)
-		retval = core_link_read_dpcd(
-			link,
-			DP_SINK_COUNT,
-			irq_data->raw,
-			sizeof(union hpd_irq_data));
-	else {
-		/* Read 14 bytes in a single read and then copy only the required fields.
-		 * This is more efficient than doing it in two separate AUX reads. */
-
-		uint8_t tmp[DP_SINK_STATUS_ESI - DP_SINK_COUNT_ESI + 1];
-
-		retval = core_link_read_dpcd(
-			link,
-			DP_SINK_COUNT_ESI,
-			tmp,
-			sizeof(tmp));
-
-		if (retval != DC_OK)
-			return retval;
-
-		irq_data->bytes.sink_cnt.raw = tmp[DP_SINK_COUNT_ESI - DP_SINK_COUNT_ESI];
-		irq_data->bytes.device_service_irq.raw = tmp[DP_DEVICE_SERVICE_IRQ_VECTOR_ESI0 - DP_SINK_COUNT_ESI];
-		irq_data->bytes.lane01_status.raw = tmp[DP_LANE0_1_STATUS_ESI - DP_SINK_COUNT_ESI];
-		irq_data->bytes.lane23_status.raw = tmp[DP_LANE2_3_STATUS_ESI - DP_SINK_COUNT_ESI];
-		irq_data->bytes.lane_status_updated.raw = tmp[DP_LANE_ALIGN_STATUS_UPDATED_ESI - DP_SINK_COUNT_ESI];
-		irq_data->bytes.sink_status.raw = tmp[DP_SINK_STATUS_ESI - DP_SINK_COUNT_ESI];
-	}
-
-	return retval;
-}
-
-bool hpd_rx_irq_check_link_loss_status(
-	struct dc_link *link,
-	union hpd_irq_data *hpd_irq_dpcd_data)
-{
-	uint8_t irq_reg_rx_power_state = 0;
-	enum dc_status dpcd_result = DC_ERROR_UNEXPECTED;
-	union lane_status lane_status;
-	uint32_t lane;
-	bool sink_status_changed;
-	bool return_code;
-
-	sink_status_changed = false;
-	return_code = false;
-
-	if (link->cur_link_settings.lane_count == 0)
-		return return_code;
-
-	/*1. Check that Link Status changed, before re-training.*/
-
-	/*parse lane status*/
-	for (lane = 0; lane < link->cur_link_settings.lane_count; lane++) {
-		/* check status of lanes 0,1
-		 * changed DpcdAddress_Lane01Status (0x202)
-		 */
-		lane_status.raw = get_nibble_at_index(
-			&hpd_irq_dpcd_data->bytes.lane01_status.raw,
-			lane);
-
-		if (!lane_status.bits.CHANNEL_EQ_DONE_0 ||
-			!lane_status.bits.CR_DONE_0 ||
-			!lane_status.bits.SYMBOL_LOCKED_0) {
-			/* if one of the channel equalization, clock
-			 * recovery or symbol lock is dropped
-			 * consider it as (link has been
-			 * dropped) dp sink status has changed
-			 */
-			sink_status_changed = true;
-			break;
-		}
-	}
-
-	/* Check interlane align.*/
-	if (sink_status_changed ||
-		!hpd_irq_dpcd_data->bytes.lane_status_updated.bits.INTERLANE_ALIGN_DONE) {
-
-		DC_LOG_HW_HPD_IRQ("%s: Link Status changed.\n", __func__);
-
-		return_code = true;
-
-		/*2. Check that we can handle interrupt: Not in FS DOS,
-		 *  Not in "Display Timeout" state, Link is trained.
-		 */
-		dpcd_result = core_link_read_dpcd(link,
-			DP_SET_POWER,
-			&irq_reg_rx_power_state,
-			sizeof(irq_reg_rx_power_state));
-
-		if (dpcd_result != DC_OK) {
-			DC_LOG_HW_HPD_IRQ("%s: DPCD read failed to obtain power state.\n",
-				__func__);
-		} else {
-			if (irq_reg_rx_power_state != DP_SET_POWER_D0)
-				return_code = false;
-		}
-	}
-
-	return return_code;
-}
-
-bool dp_validate_mode_timing(
-	struct dc_link *link,
-	const struct dc_crtc_timing *timing)
-{
-	uint32_t req_bw;
-	uint32_t max_bw;
-
-	const struct dc_link_settings *link_setting;
-
-	/* According to spec, VSC SDP should be used if pixel format is YCbCr420 */
-	if (timing->pixel_encoding == PIXEL_ENCODING_YCBCR420 &&
-			!link->dpcd_caps.dprx_feature.bits.VSC_SDP_COLORIMETRY_SUPPORTED &&
-			dal_graphics_object_id_get_connector_id(link->link_id) != CONNECTOR_ID_VIRTUAL)
-		return false;
-
-	/*always DP fail safe mode*/
-	if ((timing->pix_clk_100hz / 10) == (uint32_t) 25175 &&
-		timing->h_addressable == (uint32_t) 640 &&
-		timing->v_addressable == (uint32_t) 480)
-		return true;
-
-	link_setting = dc_link_get_link_cap(link);
-
-	/* TODO: DYNAMIC_VALIDATION needs to be implemented */
-	/*if (flags.DYNAMIC_VALIDATION == 1 &&
-		link->verified_link_cap.lane_count != LANE_COUNT_UNKNOWN)
-		link_setting = &link->verified_link_cap;
-	*/
-
-	req_bw = dc_bandwidth_in_kbps_from_timing(timing);
-	max_bw = dc_link_bandwidth_kbps(link, link_setting);
-
-	if (req_bw <= max_bw) {
-		/* remember the biggest mode here, during
-		 * initial link training (to get
-		 * verified_link_cap), LS sends event about
-		 * cannot train at reported cap to upper
-		 * layer and upper layer will re-enumerate modes.
-		 * this is not necessary if the lower
-		 * verified_link_cap is enough to drive
-		 * all the modes */
-
-		/* TODO: DYNAMIC_VALIDATION needs to be implemented */
-		/* if (flags.DYNAMIC_VALIDATION == 1)
-			dpsst->max_req_bw_for_verified_linkcap = dal_max(
-				dpsst->max_req_bw_for_verified_linkcap, req_bw); */
-		return true;
-	} else
-		return false;
-}
-
-/*************************Short Pulse IRQ***************************/
-bool dc_link_dp_allow_hpd_rx_irq(const struct dc_link *link)
-{
-	/*
-	 * Don't handle RX IRQ unless one of following is met:
-	 * 1) The link is established (cur_link_settings != unknown)
-	 * 2) We know we're dealing with a branch device, SST or MST
-	 */
-
-	if ((link->cur_link_settings.lane_count != LANE_COUNT_UNKNOWN) ||
-		is_dp_branch_device(link))
-		return true;
-
-	return false;
-}
-
-static bool handle_hpd_irq_psr_sink(struct dc_link *link)
-{
-	union dpcd_psr_configuration psr_configuration;
-
-	if (!link->psr_settings.psr_feature_enabled)
-		return false;
-
-	dm_helpers_dp_read_dpcd(
-		link->ctx,
-		link,
-		368,/*DpcdAddress_PSR_Enable_Cfg*/
-		&psr_configuration.raw,
-		sizeof(psr_configuration.raw));
-
-	if (psr_configuration.bits.ENABLE) {
-		unsigned char dpcdbuf[3] = {0};
-		union psr_error_status psr_error_status;
-		union psr_sink_psr_status psr_sink_psr_status;
-
-		dm_helpers_dp_read_dpcd(
-			link->ctx,
-			link,
-			0x2006, /*DpcdAddress_PSR_Error_Status*/
-			(unsigned char *) dpcdbuf,
-			sizeof(dpcdbuf));
-
-		/*DPCD 2006h   ERROR STATUS*/
-		psr_error_status.raw = dpcdbuf[0];
-		/*DPCD 2008h   SINK PANEL SELF REFRESH STATUS*/
-		psr_sink_psr_status.raw = dpcdbuf[2];
-
-		if (psr_error_status.bits.LINK_CRC_ERROR ||
-				psr_error_status.bits.RFB_STORAGE_ERROR ||
-				psr_error_status.bits.VSC_SDP_ERROR) {
-			bool allow_active;
-
-			/* Acknowledge and clear error bits */
-			dm_helpers_dp_write_dpcd(
-				link->ctx,
-				link,
-				8198,/*DpcdAddress_PSR_Error_Status*/
-				&psr_error_status.raw,
-				sizeof(psr_error_status.raw));
-
-			/* PSR error, disable and re-enable PSR */
-			if (link->psr_settings.psr_allow_active) {
-				allow_active = false;
-				dc_link_set_psr_allow_active(link, &allow_active, true, false, NULL);
-				allow_active = true;
-				dc_link_set_psr_allow_active(link, &allow_active, true, false, NULL);
-			}
-
-			return true;
-		} else if (psr_sink_psr_status.bits.SINK_SELF_REFRESH_STATUS ==
-				PSR_SINK_STATE_ACTIVE_DISPLAY_FROM_SINK_RFB){
-			/* No error is detect, PSR is active.
-			 * We should return with IRQ_HPD handled without
-			 * checking for loss of sync since PSR would have
-			 * powered down main link.
-			 */
-			return true;
-		}
-	}
-	return false;
-}
-
-static enum dc_link_rate get_link_rate_from_test_link_rate(uint8_t test_rate)
-{
-	switch (test_rate) {
-	case DP_TEST_LINK_RATE_RBR:
-		return LINK_RATE_LOW;
-	case DP_TEST_LINK_RATE_HBR:
-		return LINK_RATE_HIGH;
-	case DP_TEST_LINK_RATE_HBR2:
-		return LINK_RATE_HIGH2;
-	case DP_TEST_LINK_RATE_HBR3:
-		return LINK_RATE_HIGH3;
-	case DP_TEST_LINK_RATE_UHBR10:
-		return LINK_RATE_UHBR10;
-	case DP_TEST_LINK_RATE_UHBR20:
-		return LINK_RATE_UHBR20;
-	case DP_TEST_LINK_RATE_UHBR13_5:
-		return LINK_RATE_UHBR13_5;
-	default:
-		return LINK_RATE_UNKNOWN;
-	}
-}
-
-static void dp_test_send_link_training(struct dc_link *link)
-{
-	struct dc_link_settings link_settings = {0};
-	uint8_t test_rate = 0;
-
-	core_link_read_dpcd(
-			link,
-			DP_TEST_LANE_COUNT,
-			(unsigned char *)(&link_settings.lane_count),
-			1);
-	core_link_read_dpcd(
-			link,
-			DP_TEST_LINK_RATE,
-			&test_rate,
-			1);
-	link_settings.link_rate = get_link_rate_from_test_link_rate(test_rate);
-
-	/* Set preferred link settings */
-	link->verified_link_cap.lane_count = link_settings.lane_count;
-	link->verified_link_cap.link_rate = link_settings.link_rate;
-
-	dp_retrain_link_dp_test(link, &link_settings, false);
-}
-
-static bool is_dp_phy_sqaure_pattern(enum dp_test_pattern test_pattern)
-{
-	return (DP_TEST_PATTERN_SQUARE_BEGIN <= test_pattern &&
-			test_pattern <= DP_TEST_PATTERN_SQUARE_END);
-}
-
-/* TODO Raven hbr2 compliance eye output is unstable
- * (toggling on and off) with debugger break
- * This caueses intermittent PHY automation failure
- * Need to look into the root cause */
-static void dp_test_send_phy_test_pattern(struct dc_link *link)
-{
-	union phy_test_pattern dpcd_test_pattern;
-	union lane_adjust dpcd_lane_adjustment[2];
-	unsigned char dpcd_post_cursor_2_adjustment = 0;
-	unsigned char test_pattern_buffer[
-			(DP_TEST_264BIT_CUSTOM_PATTERN_263_256 -
-			DP_TEST_264BIT_CUSTOM_PATTERN_7_0)+1] = {0};
-	unsigned int test_pattern_size = 0;
-	enum dp_test_pattern test_pattern;
-	union lane_adjust dpcd_lane_adjust;
-	unsigned int lane;
-	struct link_training_settings link_training_settings;
-	unsigned char no_preshoot = 0;
-	unsigned char no_deemphasis = 0;
-
-	dpcd_test_pattern.raw = 0;
-	memset(dpcd_lane_adjustment, 0, sizeof(dpcd_lane_adjustment));
-	memset(&link_training_settings, 0, sizeof(link_training_settings));
-
-	/* get phy test pattern and pattern parameters from DP receiver */
-	core_link_read_dpcd(
-			link,
-			DP_PHY_TEST_PATTERN,
-			&dpcd_test_pattern.raw,
-			sizeof(dpcd_test_pattern));
-	core_link_read_dpcd(
-			link,
-			DP_ADJUST_REQUEST_LANE0_1,
-			&dpcd_lane_adjustment[0].raw,
-			sizeof(dpcd_lane_adjustment));
-
-	/* prepare link training settings */
-	link_training_settings.link_settings = link->cur_link_settings;
-
-	link_training_settings.lttpr_mode = dc_link_decide_lttpr_mode(link, &link->cur_link_settings);
-
-	if ((link->chip_caps & EXT_DISPLAY_PATH_CAPS__DP_FIXED_VS_EN) &&
-			link_training_settings.lttpr_mode == LTTPR_MODE_TRANSPARENT)
-		dp_fixed_vs_pe_read_lane_adjust(
-				link,
-				link_training_settings.dpcd_lane_settings);
-
-	/*get post cursor 2 parameters
-	 * For DP 1.1a or eariler, this DPCD register's value is 0
-	 * For DP 1.2 or later:
-	 * Bits 1:0 = POST_CURSOR2_LANE0; Bits 3:2 = POST_CURSOR2_LANE1
-	 * Bits 5:4 = POST_CURSOR2_LANE2; Bits 7:6 = POST_CURSOR2_LANE3
-	 */
-	core_link_read_dpcd(
-			link,
-			DP_ADJUST_REQUEST_POST_CURSOR2,
-			&dpcd_post_cursor_2_adjustment,
-			sizeof(dpcd_post_cursor_2_adjustment));
-
-	/* translate request */
-	switch (dpcd_test_pattern.bits.PATTERN) {
-	case PHY_TEST_PATTERN_D10_2:
-		test_pattern = DP_TEST_PATTERN_D102;
-		break;
-	case PHY_TEST_PATTERN_SYMBOL_ERROR:
-		test_pattern = DP_TEST_PATTERN_SYMBOL_ERROR;
-		break;
-	case PHY_TEST_PATTERN_PRBS7:
-		test_pattern = DP_TEST_PATTERN_PRBS7;
-		break;
-	case PHY_TEST_PATTERN_80BIT_CUSTOM:
-		test_pattern = DP_TEST_PATTERN_80BIT_CUSTOM;
-		break;
-	case PHY_TEST_PATTERN_CP2520_1:
-		/* CP2520 pattern is unstable, temporarily use TPS4 instead */
-		test_pattern = (link->dc->caps.force_dp_tps4_for_cp2520 == 1) ?
-				DP_TEST_PATTERN_TRAINING_PATTERN4 :
-				DP_TEST_PATTERN_HBR2_COMPLIANCE_EYE;
-		break;
-	case PHY_TEST_PATTERN_CP2520_2:
-		/* CP2520 pattern is unstable, temporarily use TPS4 instead */
-		test_pattern = (link->dc->caps.force_dp_tps4_for_cp2520 == 1) ?
-				DP_TEST_PATTERN_TRAINING_PATTERN4 :
-				DP_TEST_PATTERN_HBR2_COMPLIANCE_EYE;
-		break;
-	case PHY_TEST_PATTERN_CP2520_3:
-		test_pattern = DP_TEST_PATTERN_TRAINING_PATTERN4;
-		break;
-	case PHY_TEST_PATTERN_128b_132b_TPS1:
-		test_pattern = DP_TEST_PATTERN_128b_132b_TPS1;
-		break;
-	case PHY_TEST_PATTERN_128b_132b_TPS2:
-		test_pattern = DP_TEST_PATTERN_128b_132b_TPS2;
-		break;
-	case PHY_TEST_PATTERN_PRBS9:
-		test_pattern = DP_TEST_PATTERN_PRBS9;
-		break;
-	case PHY_TEST_PATTERN_PRBS11:
-		test_pattern = DP_TEST_PATTERN_PRBS11;
-		break;
-	case PHY_TEST_PATTERN_PRBS15:
-		test_pattern = DP_TEST_PATTERN_PRBS15;
-		break;
-	case PHY_TEST_PATTERN_PRBS23:
-		test_pattern = DP_TEST_PATTERN_PRBS23;
-		break;
-	case PHY_TEST_PATTERN_PRBS31:
-		test_pattern = DP_TEST_PATTERN_PRBS31;
-		break;
-	case PHY_TEST_PATTERN_264BIT_CUSTOM:
-		test_pattern = DP_TEST_PATTERN_264BIT_CUSTOM;
-		break;
-	case PHY_TEST_PATTERN_SQUARE:
-		test_pattern = DP_TEST_PATTERN_SQUARE;
-		break;
-	case PHY_TEST_PATTERN_SQUARE_PRESHOOT_DISABLED:
-		test_pattern = DP_TEST_PATTERN_SQUARE_PRESHOOT_DISABLED;
-		no_preshoot = 1;
-		break;
-	case PHY_TEST_PATTERN_SQUARE_DEEMPHASIS_DISABLED:
-		test_pattern = DP_TEST_PATTERN_SQUARE_DEEMPHASIS_DISABLED;
-		no_deemphasis = 1;
-		break;
-	case PHY_TEST_PATTERN_SQUARE_PRESHOOT_DEEMPHASIS_DISABLED:
-		test_pattern = DP_TEST_PATTERN_SQUARE_PRESHOOT_DEEMPHASIS_DISABLED;
-		no_preshoot = 1;
-		no_deemphasis = 1;
-		break;
-	default:
-		test_pattern = DP_TEST_PATTERN_VIDEO_MODE;
-	break;
-	}
-
-	if (test_pattern == DP_TEST_PATTERN_80BIT_CUSTOM) {
-		test_pattern_size = (DP_TEST_80BIT_CUSTOM_PATTERN_79_72 -
-				DP_TEST_80BIT_CUSTOM_PATTERN_7_0) + 1;
-		core_link_read_dpcd(
-				link,
-				DP_TEST_80BIT_CUSTOM_PATTERN_7_0,
-				test_pattern_buffer,
-				test_pattern_size);
-	}
-
-	if (is_dp_phy_sqaure_pattern(test_pattern)) {
-		test_pattern_size = 1; // Square pattern data is 1 byte (DP spec)
-		core_link_read_dpcd(
-				link,
-				DP_PHY_SQUARE_PATTERN,
-				test_pattern_buffer,
-				test_pattern_size);
-	}
-
-	if (test_pattern == DP_TEST_PATTERN_264BIT_CUSTOM) {
-		test_pattern_size = (DP_TEST_264BIT_CUSTOM_PATTERN_263_256-
-				DP_TEST_264BIT_CUSTOM_PATTERN_7_0) + 1;
-		core_link_read_dpcd(
-				link,
-				DP_TEST_264BIT_CUSTOM_PATTERN_7_0,
-				test_pattern_buffer,
-				test_pattern_size);
-	}
-
-	for (lane = 0; lane <
-		(unsigned int)(link->cur_link_settings.lane_count);
-		lane++) {
-		dpcd_lane_adjust.raw =
-			get_nibble_at_index(&dpcd_lane_adjustment[0].raw, lane);
-		if (link_dp_get_encoding_format(&link->cur_link_settings) ==
-				DP_8b_10b_ENCODING) {
-			link_training_settings.hw_lane_settings[lane].VOLTAGE_SWING =
-				(enum dc_voltage_swing)
-				(dpcd_lane_adjust.bits.VOLTAGE_SWING_LANE);
-			link_training_settings.hw_lane_settings[lane].PRE_EMPHASIS =
-				(enum dc_pre_emphasis)
-				(dpcd_lane_adjust.bits.PRE_EMPHASIS_LANE);
-			link_training_settings.hw_lane_settings[lane].POST_CURSOR2 =
-				(enum dc_post_cursor2)
-				((dpcd_post_cursor_2_adjustment >> (lane * 2)) & 0x03);
-		} else if (link_dp_get_encoding_format(&link->cur_link_settings) ==
-				DP_128b_132b_ENCODING) {
-			link_training_settings.hw_lane_settings[lane].FFE_PRESET.settings.level =
-					dpcd_lane_adjust.tx_ffe.PRESET_VALUE;
-			link_training_settings.hw_lane_settings[lane].FFE_PRESET.settings.no_preshoot = no_preshoot;
-			link_training_settings.hw_lane_settings[lane].FFE_PRESET.settings.no_deemphasis = no_deemphasis;
-		}
-	}
-
-	dp_hw_to_dpcd_lane_settings(&link_training_settings,
-			link_training_settings.hw_lane_settings,
-			link_training_settings.dpcd_lane_settings);
-	/*Usage: Measure DP physical lane signal
-	 * by DP SI test equipment automatically.
-	 * PHY test pattern request is generated by equipment via HPD interrupt.
-	 * HPD needs to be active all the time. HPD should be active
-	 * all the time. Do not touch it.
-	 * forward request to DS
-	 */
-	dc_link_dp_set_test_pattern(
-		link,
-		test_pattern,
-		DP_TEST_PATTERN_COLOR_SPACE_UNDEFINED,
-		&link_training_settings,
-		test_pattern_buffer,
-		test_pattern_size);
-}
-
-static void dp_test_send_link_test_pattern(struct dc_link *link)
-{
-	union link_test_pattern dpcd_test_pattern;
-	union test_misc dpcd_test_params;
-	enum dp_test_pattern test_pattern;
-	enum dp_test_pattern_color_space test_pattern_color_space =
-			DP_TEST_PATTERN_COLOR_SPACE_UNDEFINED;
-	enum dc_color_depth requestColorDepth = COLOR_DEPTH_UNDEFINED;
-	struct pipe_ctx *pipes = link->dc->current_state->res_ctx.pipe_ctx;
-	struct pipe_ctx *pipe_ctx = NULL;
-	int i;
-
-	memset(&dpcd_test_pattern, 0, sizeof(dpcd_test_pattern));
-	memset(&dpcd_test_params, 0, sizeof(dpcd_test_params));
-
-	for (i = 0; i < MAX_PIPES; i++) {
-		if (pipes[i].stream == NULL)
-			continue;
-
-		if (pipes[i].stream->link == link && !pipes[i].top_pipe && !pipes[i].prev_odm_pipe) {
-			pipe_ctx = &pipes[i];
-			break;
-		}
-	}
-
-	if (pipe_ctx == NULL)
-		return;
-
-	/* get link test pattern and pattern parameters */
-	core_link_read_dpcd(
-			link,
-			DP_TEST_PATTERN,
-			&dpcd_test_pattern.raw,
-			sizeof(dpcd_test_pattern));
-	core_link_read_dpcd(
-			link,
-			DP_TEST_MISC0,
-			&dpcd_test_params.raw,
-			sizeof(dpcd_test_params));
-
-	switch (dpcd_test_pattern.bits.PATTERN) {
-	case LINK_TEST_PATTERN_COLOR_RAMP:
-		test_pattern = DP_TEST_PATTERN_COLOR_RAMP;
-	break;
-	case LINK_TEST_PATTERN_VERTICAL_BARS:
-		test_pattern = DP_TEST_PATTERN_VERTICAL_BARS;
-	break; /* black and white */
-	case LINK_TEST_PATTERN_COLOR_SQUARES:
-		test_pattern = (dpcd_test_params.bits.DYN_RANGE ==
-				TEST_DYN_RANGE_VESA ?
-				DP_TEST_PATTERN_COLOR_SQUARES :
-				DP_TEST_PATTERN_COLOR_SQUARES_CEA);
-	break;
-	default:
-		test_pattern = DP_TEST_PATTERN_VIDEO_MODE;
-	break;
-	}
-
-	if (dpcd_test_params.bits.CLR_FORMAT == 0)
-		test_pattern_color_space = DP_TEST_PATTERN_COLOR_SPACE_RGB;
-	else
-		test_pattern_color_space = dpcd_test_params.bits.YCBCR_COEFS ?
-				DP_TEST_PATTERN_COLOR_SPACE_YCBCR709 :
-				DP_TEST_PATTERN_COLOR_SPACE_YCBCR601;
-
-	switch (dpcd_test_params.bits.BPC) {
-	case 0: // 6 bits
-		requestColorDepth = COLOR_DEPTH_666;
-		break;
-	case 1: // 8 bits
-		requestColorDepth = COLOR_DEPTH_888;
-		break;
-	case 2: // 10 bits
-		requestColorDepth = COLOR_DEPTH_101010;
-		break;
-	case 3: // 12 bits
-		requestColorDepth = COLOR_DEPTH_121212;
-		break;
-	default:
-		break;
-	}
-
-	switch (dpcd_test_params.bits.CLR_FORMAT) {
-	case 0:
-		pipe_ctx->stream->timing.pixel_encoding = PIXEL_ENCODING_RGB;
-		break;
-	case 1:
-		pipe_ctx->stream->timing.pixel_encoding = PIXEL_ENCODING_YCBCR422;
-		break;
-	case 2:
-		pipe_ctx->stream->timing.pixel_encoding = PIXEL_ENCODING_YCBCR444;
-		break;
-	default:
-		pipe_ctx->stream->timing.pixel_encoding = PIXEL_ENCODING_RGB;
-		break;
-	}
-
-
-	if (requestColorDepth != COLOR_DEPTH_UNDEFINED
-			&& pipe_ctx->stream->timing.display_color_depth != requestColorDepth) {
-		DC_LOG_DEBUG("%s: original bpc %d, changing to %d\n",
-				__func__,
-				pipe_ctx->stream->timing.display_color_depth,
-				requestColorDepth);
-		pipe_ctx->stream->timing.display_color_depth = requestColorDepth;
-	}
-
-	dp_update_dsc_config(pipe_ctx);
-
-	dc_link_dp_set_test_pattern(
-			link,
-			test_pattern,
-			test_pattern_color_space,
-			NULL,
-			NULL,
-			0);
-}
-
-static void dp_test_get_audio_test_data(struct dc_link *link, bool disable_video)
-{
-	union audio_test_mode            dpcd_test_mode = {0};
-	struct audio_test_pattern_type   dpcd_pattern_type = {0};
-	union audio_test_pattern_period  dpcd_pattern_period[AUDIO_CHANNELS_COUNT] = {0};
-	enum dp_test_pattern test_pattern = DP_TEST_PATTERN_AUDIO_OPERATOR_DEFINED;
-
-	struct pipe_ctx *pipes = link->dc->current_state->res_ctx.pipe_ctx;
-	struct pipe_ctx *pipe_ctx = &pipes[0];
-	unsigned int channel_count;
-	unsigned int channel = 0;
-	unsigned int modes = 0;
-	unsigned int sampling_rate_in_hz = 0;
-
-	// get audio test mode and test pattern parameters
-	core_link_read_dpcd(
-		link,
-		DP_TEST_AUDIO_MODE,
-		&dpcd_test_mode.raw,
-		sizeof(dpcd_test_mode));
-
-	core_link_read_dpcd(
-		link,
-		DP_TEST_AUDIO_PATTERN_TYPE,
-		&dpcd_pattern_type.value,
-		sizeof(dpcd_pattern_type));
-
-	channel_count = min(dpcd_test_mode.bits.channel_count + 1, AUDIO_CHANNELS_COUNT);
-
-	// read pattern periods for requested channels when sawTooth pattern is requested
-	if (dpcd_pattern_type.value == AUDIO_TEST_PATTERN_SAWTOOTH ||
-			dpcd_pattern_type.value == AUDIO_TEST_PATTERN_OPERATOR_DEFINED) {
-
-		test_pattern = (dpcd_pattern_type.value == AUDIO_TEST_PATTERN_SAWTOOTH) ?
-				DP_TEST_PATTERN_AUDIO_SAWTOOTH : DP_TEST_PATTERN_AUDIO_OPERATOR_DEFINED;
-		// read period for each channel
-		for (channel = 0; channel < channel_count; channel++) {
-			core_link_read_dpcd(
-							link,
-							DP_TEST_AUDIO_PERIOD_CH1 + channel,
-							&dpcd_pattern_period[channel].raw,
-							sizeof(dpcd_pattern_period[channel]));
-		}
-	}
-
-	// translate sampling rate
-	switch (dpcd_test_mode.bits.sampling_rate) {
-	case AUDIO_SAMPLING_RATE_32KHZ:
-		sampling_rate_in_hz = 32000;
-		break;
-	case AUDIO_SAMPLING_RATE_44_1KHZ:
-		sampling_rate_in_hz = 44100;
-		break;
-	case AUDIO_SAMPLING_RATE_48KHZ:
-		sampling_rate_in_hz = 48000;
-		break;
-	case AUDIO_SAMPLING_RATE_88_2KHZ:
-		sampling_rate_in_hz = 88200;
-		break;
-	case AUDIO_SAMPLING_RATE_96KHZ:
-		sampling_rate_in_hz = 96000;
-		break;
-	case AUDIO_SAMPLING_RATE_176_4KHZ:
-		sampling_rate_in_hz = 176400;
-		break;
-	case AUDIO_SAMPLING_RATE_192KHZ:
-		sampling_rate_in_hz = 192000;
-		break;
-	default:
-		sampling_rate_in_hz = 0;
-		break;
-	}
-
-	link->audio_test_data.flags.test_requested = 1;
-	link->audio_test_data.flags.disable_video = disable_video;
-	link->audio_test_data.sampling_rate = sampling_rate_in_hz;
-	link->audio_test_data.channel_count = channel_count;
-	link->audio_test_data.pattern_type = test_pattern;
-
-	if (test_pattern == DP_TEST_PATTERN_AUDIO_SAWTOOTH) {
-		for (modes = 0; modes < pipe_ctx->stream->audio_info.mode_count; modes++) {
-			link->audio_test_data.pattern_period[modes] = dpcd_pattern_period[modes].bits.pattern_period;
-		}
-	}
-}
-
-void dc_link_dp_handle_automated_test(struct dc_link *link)
-{
-	union test_request test_request;
-	union test_response test_response;
-
-	memset(&test_request, 0, sizeof(test_request));
-	memset(&test_response, 0, sizeof(test_response));
-
-	core_link_read_dpcd(
-		link,
-		DP_TEST_REQUEST,
-		&test_request.raw,
-		sizeof(union test_request));
-	if (test_request.bits.LINK_TRAINING) {
-		/* ACK first to let DP RX test box monitor LT sequence */
-		test_response.bits.ACK = 1;
-		core_link_write_dpcd(
-			link,
-			DP_TEST_RESPONSE,
-			&test_response.raw,
-			sizeof(test_response));
-		dp_test_send_link_training(link);
-		/* no acknowledge request is needed again */
-		test_response.bits.ACK = 0;
-	}
-	if (test_request.bits.LINK_TEST_PATTRN) {
-		dp_test_send_link_test_pattern(link);
-		test_response.bits.ACK = 1;
-	}
-
-	if (test_request.bits.AUDIO_TEST_PATTERN) {
-		dp_test_get_audio_test_data(link, test_request.bits.TEST_AUDIO_DISABLED_VIDEO);
-		test_response.bits.ACK = 1;
-	}
-
-	if (test_request.bits.PHY_TEST_PATTERN) {
-		dp_test_send_phy_test_pattern(link);
-		test_response.bits.ACK = 1;
-	}
-
-	/* send request acknowledgment */
-	if (test_response.bits.ACK)
-		core_link_write_dpcd(
-			link,
-			DP_TEST_RESPONSE,
-			&test_response.raw,
-			sizeof(test_response));
-}
-
-void dc_link_dp_handle_link_loss(struct dc_link *link)
-{
-	int i;
-	struct pipe_ctx *pipe_ctx;
-
-	for (i = 0; i < MAX_PIPES; i++) {
-		pipe_ctx = &link->dc->current_state->res_ctx.pipe_ctx[i];
-		if (pipe_ctx && pipe_ctx->stream && pipe_ctx->stream->link == link)
-			break;
-	}
-
-	if (pipe_ctx == NULL || pipe_ctx->stream == NULL)
-		return;
-
-	for (i = 0; i < MAX_PIPES; i++) {
-		pipe_ctx = &link->dc->current_state->res_ctx.pipe_ctx[i];
-		if (pipe_ctx && pipe_ctx->stream && !pipe_ctx->stream->dpms_off &&
-				pipe_ctx->stream->link == link && !pipe_ctx->prev_odm_pipe)
-			core_link_disable_stream(pipe_ctx);
-	}
-
-	for (i = 0; i < MAX_PIPES; i++) {
-		pipe_ctx = &link->dc->current_state->res_ctx.pipe_ctx[i];
-		if (pipe_ctx && pipe_ctx->stream && !pipe_ctx->stream->dpms_off
-				&& pipe_ctx->stream->link == link && !pipe_ctx->prev_odm_pipe) {
-			// Always use max settings here for DP 1.4a LL Compliance CTS
-			if (link->is_automated) {
-				pipe_ctx->link_config.dp_link_settings.lane_count =
-						link->verified_link_cap.lane_count;
-				pipe_ctx->link_config.dp_link_settings.link_rate =
-						link->verified_link_cap.link_rate;
-				pipe_ctx->link_config.dp_link_settings.link_spread =
-						link->verified_link_cap.link_spread;
-			}
-			core_link_enable_stream(link->dc->current_state, pipe_ctx);
-		}
-	}
-}
-
-bool dc_link_handle_hpd_rx_irq(struct dc_link *link, union hpd_irq_data *out_hpd_irq_dpcd_data, bool *out_link_loss,
-							bool defer_handling, bool *has_left_work)
-{
-	union hpd_irq_data hpd_irq_dpcd_data = {0};
-	union device_service_irq device_service_clear = {0};
-	enum dc_status result;
-	bool status = false;
-
-	if (out_link_loss)
-		*out_link_loss = false;
-
-	if (has_left_work)
-		*has_left_work = false;
-	/* For use cases related to down stream connection status change,
-	 * PSR and device auto test, refer to function handle_sst_hpd_irq
-	 * in DAL2.1*/
-
-	DC_LOG_HW_HPD_IRQ("%s: Got short pulse HPD on link %d\n",
-		__func__, link->link_index);
-
-
-	 /* All the "handle_hpd_irq_xxx()" methods
-		 * should be called only after
-		 * dal_dpsst_ls_read_hpd_irq_data
-		 * Order of calls is important too
-		 */
-	result = read_hpd_rx_irq_data(link, &hpd_irq_dpcd_data);
-	if (out_hpd_irq_dpcd_data)
-		*out_hpd_irq_dpcd_data = hpd_irq_dpcd_data;
-
-	if (result != DC_OK) {
-		DC_LOG_HW_HPD_IRQ("%s: DPCD read failed to obtain irq data\n",
-			__func__);
-		return false;
-	}
-
-	if (hpd_irq_dpcd_data.bytes.device_service_irq.bits.AUTOMATED_TEST) {
-		// Workaround for DP 1.4a LL Compliance CTS as USB4 has to share encoders unlike DP and USBC
-		link->is_automated = true;
-		device_service_clear.bits.AUTOMATED_TEST = 1;
-		core_link_write_dpcd(
-			link,
-			DP_DEVICE_SERVICE_IRQ_VECTOR,
-			&device_service_clear.raw,
-			sizeof(device_service_clear.raw));
-		device_service_clear.raw = 0;
-		if (defer_handling && has_left_work)
-			*has_left_work = true;
-		else
-			dc_link_dp_handle_automated_test(link);
-		return false;
-	}
-
-	if (!dc_link_dp_allow_hpd_rx_irq(link)) {
-		DC_LOG_HW_HPD_IRQ("%s: skipping HPD handling on %d\n",
-			__func__, link->link_index);
-		return false;
-	}
-
-	if (handle_hpd_irq_psr_sink(link))
-		/* PSR-related error was detected and handled */
-		return true;
-
-	/* If PSR-related error handled, Main link may be off,
-	 * so do not handle as a normal sink status change interrupt.
-	 */
-
-	if (hpd_irq_dpcd_data.bytes.device_service_irq.bits.UP_REQ_MSG_RDY) {
-		if (defer_handling && has_left_work)
-			*has_left_work = true;
-		return true;
-	}
-
-	/* check if we have MST msg and return since we poll for it */
-	if (hpd_irq_dpcd_data.bytes.device_service_irq.bits.DOWN_REP_MSG_RDY) {
-		if (defer_handling && has_left_work)
-			*has_left_work = true;
-		return false;
-	}
-
-	/* For now we only handle 'Downstream port status' case.
-	 * If we got sink count changed it means
-	 * Downstream port status changed,
-	 * then DM should call DC to do the detection.
-	 * NOTE: Do not handle link loss on eDP since it is internal link*/
-	if ((link->connector_signal != SIGNAL_TYPE_EDP) &&
-		hpd_rx_irq_check_link_loss_status(
-			link,
-			&hpd_irq_dpcd_data)) {
-		/* Connectivity log: link loss */
-		CONN_DATA_LINK_LOSS(link,
-					hpd_irq_dpcd_data.raw,
-					sizeof(hpd_irq_dpcd_data),
-					"Status: ");
-
-		if (defer_handling && has_left_work)
-			*has_left_work = true;
-		else
-			dc_link_dp_handle_link_loss(link);
-
-		status = false;
-		if (out_link_loss)
-			*out_link_loss = true;
-
-		dp_trace_link_loss_increment(link);
-	}
-
-	if (link->type == dc_connection_sst_branch &&
-		hpd_irq_dpcd_data.bytes.sink_cnt.bits.SINK_COUNT
-			!= link->dpcd_sink_count)
-		status = true;
-
-	/* reasons for HPD RX:
-	 * 1. Link Loss - ie Re-train the Link
-	 * 2. MST sideband message
-	 * 3. Automated Test - ie. Internal Commit
-	 * 4. CP (copy protection) - (not interesting for DM???)
-	 * 5. DRR
-	 * 6. Downstream Port status changed
-	 * -ie. Detect - this the only one
-	 * which is interesting for DM because
-	 * it must call dc_link_detect.
-	 */
-	return status;
-}
-
-static bool is_dp_phy_pattern(enum dp_test_pattern test_pattern)
-{
-	if ((DP_TEST_PATTERN_PHY_PATTERN_BEGIN <= test_pattern &&
-			test_pattern <= DP_TEST_PATTERN_PHY_PATTERN_END) ||
-			test_pattern == DP_TEST_PATTERN_VIDEO_MODE)
-		return true;
-	else
-		return false;
-}
-
-static void set_crtc_test_pattern(struct dc_link *link,
-				struct pipe_ctx *pipe_ctx,
-				enum dp_test_pattern test_pattern,
-				enum dp_test_pattern_color_space test_pattern_color_space)
-{
-	enum controller_dp_test_pattern controller_test_pattern;
-	enum dc_color_depth color_depth = pipe_ctx->
-		stream->timing.display_color_depth;
-	struct bit_depth_reduction_params params;
-	struct output_pixel_processor *opp = pipe_ctx->stream_res.opp;
-	int width = pipe_ctx->stream->timing.h_addressable +
-		pipe_ctx->stream->timing.h_border_left +
-		pipe_ctx->stream->timing.h_border_right;
-	int height = pipe_ctx->stream->timing.v_addressable +
-		pipe_ctx->stream->timing.v_border_bottom +
-		pipe_ctx->stream->timing.v_border_top;
-
-	memset(&params, 0, sizeof(params));
-
-	switch (test_pattern) {
-	case DP_TEST_PATTERN_COLOR_SQUARES:
-		controller_test_pattern =
-				CONTROLLER_DP_TEST_PATTERN_COLORSQUARES;
-	break;
-	case DP_TEST_PATTERN_COLOR_SQUARES_CEA:
-		controller_test_pattern =
-				CONTROLLER_DP_TEST_PATTERN_COLORSQUARES_CEA;
-	break;
-	case DP_TEST_PATTERN_VERTICAL_BARS:
-		controller_test_pattern =
-				CONTROLLER_DP_TEST_PATTERN_VERTICALBARS;
-	break;
-	case DP_TEST_PATTERN_HORIZONTAL_BARS:
-		controller_test_pattern =
-				CONTROLLER_DP_TEST_PATTERN_HORIZONTALBARS;
-	break;
-	case DP_TEST_PATTERN_COLOR_RAMP:
-		controller_test_pattern =
-				CONTROLLER_DP_TEST_PATTERN_COLORRAMP;
-	break;
-	default:
-		controller_test_pattern =
-				CONTROLLER_DP_TEST_PATTERN_VIDEOMODE;
-	break;
-	}
-
-	switch (test_pattern) {
-	case DP_TEST_PATTERN_COLOR_SQUARES:
-	case DP_TEST_PATTERN_COLOR_SQUARES_CEA:
-	case DP_TEST_PATTERN_VERTICAL_BARS:
-	case DP_TEST_PATTERN_HORIZONTAL_BARS:
-	case DP_TEST_PATTERN_COLOR_RAMP:
-	{
-		/* disable bit depth reduction */
-		pipe_ctx->stream->bit_depth_params = params;
-		opp->funcs->opp_program_bit_depth_reduction(opp, &params);
-		if (pipe_ctx->stream_res.tg->funcs->set_test_pattern)
-			pipe_ctx->stream_res.tg->funcs->set_test_pattern(pipe_ctx->stream_res.tg,
-				controller_test_pattern, color_depth);
-		else if (link->dc->hwss.set_disp_pattern_generator) {
-			struct pipe_ctx *odm_pipe;
-			enum controller_dp_color_space controller_color_space;
-			int opp_cnt = 1;
-			int offset = 0;
-			int dpg_width = width;
-
-			switch (test_pattern_color_space) {
-			case DP_TEST_PATTERN_COLOR_SPACE_RGB:
-				controller_color_space = CONTROLLER_DP_COLOR_SPACE_RGB;
-				break;
-			case DP_TEST_PATTERN_COLOR_SPACE_YCBCR601:
-				controller_color_space = CONTROLLER_DP_COLOR_SPACE_YCBCR601;
-				break;
-			case DP_TEST_PATTERN_COLOR_SPACE_YCBCR709:
-				controller_color_space = CONTROLLER_DP_COLOR_SPACE_YCBCR709;
-				break;
-			case DP_TEST_PATTERN_COLOR_SPACE_UNDEFINED:
-			default:
-				controller_color_space = CONTROLLER_DP_COLOR_SPACE_UDEFINED;
-				DC_LOG_ERROR("%s: Color space must be defined for test pattern", __func__);
-				ASSERT(0);
-				break;
-			}
-
-			for (odm_pipe = pipe_ctx->next_odm_pipe; odm_pipe; odm_pipe = odm_pipe->next_odm_pipe)
-				opp_cnt++;
-			dpg_width = width / opp_cnt;
-			offset = dpg_width;
-
-			link->dc->hwss.set_disp_pattern_generator(link->dc,
-					pipe_ctx,
-					controller_test_pattern,
-					controller_color_space,
-					color_depth,
-					NULL,
-					dpg_width,
-					height,
-					0);
-
-			for (odm_pipe = pipe_ctx->next_odm_pipe; odm_pipe; odm_pipe = odm_pipe->next_odm_pipe) {
-				struct output_pixel_processor *odm_opp = odm_pipe->stream_res.opp;
-
-				odm_opp->funcs->opp_program_bit_depth_reduction(odm_opp, &params);
-				link->dc->hwss.set_disp_pattern_generator(link->dc,
-						odm_pipe,
-						controller_test_pattern,
-						controller_color_space,
-						color_depth,
-						NULL,
-						dpg_width,
-						height,
-						offset);
-				offset += offset;
-			}
-		}
-	}
-	break;
-	case DP_TEST_PATTERN_VIDEO_MODE:
-	{
-		/* restore bitdepth reduction */
-		resource_build_bit_depth_reduction_params(pipe_ctx->stream, &params);
-		pipe_ctx->stream->bit_depth_params = params;
-		opp->funcs->opp_program_bit_depth_reduction(opp, &params);
-		if (pipe_ctx->stream_res.tg->funcs->set_test_pattern)
-			pipe_ctx->stream_res.tg->funcs->set_test_pattern(pipe_ctx->stream_res.tg,
-				CONTROLLER_DP_TEST_PATTERN_VIDEOMODE,
-				color_depth);
-		else if (link->dc->hwss.set_disp_pattern_generator) {
-			struct pipe_ctx *odm_pipe;
-			int opp_cnt = 1;
-			int dpg_width;
-
-			for (odm_pipe = pipe_ctx->next_odm_pipe; odm_pipe; odm_pipe = odm_pipe->next_odm_pipe)
-				opp_cnt++;
-
-			dpg_width = width / opp_cnt;
-			for (odm_pipe = pipe_ctx->next_odm_pipe; odm_pipe; odm_pipe = odm_pipe->next_odm_pipe) {
-				struct output_pixel_processor *odm_opp = odm_pipe->stream_res.opp;
-
-				odm_opp->funcs->opp_program_bit_depth_reduction(odm_opp, &params);
-				link->dc->hwss.set_disp_pattern_generator(link->dc,
-						odm_pipe,
-						CONTROLLER_DP_TEST_PATTERN_VIDEOMODE,
-						CONTROLLER_DP_COLOR_SPACE_UDEFINED,
-						color_depth,
-						NULL,
-						dpg_width,
-						height,
-						0);
-			}
-			link->dc->hwss.set_disp_pattern_generator(link->dc,
-					pipe_ctx,
-					CONTROLLER_DP_TEST_PATTERN_VIDEOMODE,
-					CONTROLLER_DP_COLOR_SPACE_UDEFINED,
-					color_depth,
-					NULL,
-					dpg_width,
-					height,
-					0);
-		}
-	}
-	break;
-
-	default:
-	break;
-	}
-}
-
-bool dc_link_dp_set_test_pattern(
-	struct dc_link *link,
-	enum dp_test_pattern test_pattern,
-	enum dp_test_pattern_color_space test_pattern_color_space,
-	const struct link_training_settings *p_link_settings,
-	const unsigned char *p_custom_pattern,
-	unsigned int cust_pattern_size)
-{
-	struct pipe_ctx *pipes = link->dc->current_state->res_ctx.pipe_ctx;
-	struct pipe_ctx *pipe_ctx = NULL;
-	unsigned int lane;
-	unsigned int i;
-	unsigned char link_qual_pattern[LANE_COUNT_DP_MAX] = {0};
-	union dpcd_training_pattern training_pattern;
-	enum dpcd_phy_test_patterns pattern;
-
-	memset(&training_pattern, 0, sizeof(training_pattern));
-
-	for (i = 0; i < MAX_PIPES; i++) {
-		if (pipes[i].stream == NULL)
-			continue;
-
-		if (pipes[i].stream->link == link && !pipes[i].top_pipe && !pipes[i].prev_odm_pipe) {
-			pipe_ctx = &pipes[i];
-			break;
-		}
-	}
-
-	if (pipe_ctx == NULL)
-		return false;
-
-	/* Reset CRTC Test Pattern if it is currently running and request is VideoMode */
-	if (link->test_pattern_enabled && test_pattern ==
-			DP_TEST_PATTERN_VIDEO_MODE) {
-		/* Set CRTC Test Pattern */
-		set_crtc_test_pattern(link, pipe_ctx, test_pattern, test_pattern_color_space);
-		dp_set_hw_test_pattern(link, &pipe_ctx->link_res, test_pattern,
-				(uint8_t *)p_custom_pattern,
-				(uint32_t)cust_pattern_size);
-
-		/* Unblank Stream */
-		link->dc->hwss.unblank_stream(
-			pipe_ctx,
-			&link->verified_link_cap);
-		/* TODO:m_pHwss->MuteAudioEndpoint
-		 * (pPathMode->pDisplayPath, false);
-		 */
-
-		/* Reset Test Pattern state */
-		link->test_pattern_enabled = false;
-
-		return true;
-	}
-
-	/* Check for PHY Test Patterns */
-	if (is_dp_phy_pattern(test_pattern)) {
-		/* Set DPCD Lane Settings before running test pattern */
-		if (p_link_settings != NULL) {
-			if ((link->chip_caps & EXT_DISPLAY_PATH_CAPS__DP_FIXED_VS_EN) &&
-					p_link_settings->lttpr_mode == LTTPR_MODE_TRANSPARENT) {
-				dp_fixed_vs_pe_set_retimer_lane_settings(
-						link,
-						p_link_settings->dpcd_lane_settings,
-						p_link_settings->link_settings.lane_count);
-			} else {
-				dp_set_hw_lane_settings(link, &pipe_ctx->link_res, p_link_settings, DPRX);
-			}
-			dpcd_set_lane_settings(link, p_link_settings, DPRX);
-		}
-
-		/* Blank stream if running test pattern */
-		if (test_pattern != DP_TEST_PATTERN_VIDEO_MODE) {
-			/*TODO:
-			 * m_pHwss->
-			 * MuteAudioEndpoint(pPathMode->pDisplayPath, true);
-			 */
-			/* Blank stream */
-			link->dc->hwss.blank_stream(pipe_ctx);
-		}
-
-		dp_set_hw_test_pattern(link, &pipe_ctx->link_res, test_pattern,
-				(uint8_t *)p_custom_pattern,
-				(uint32_t)cust_pattern_size);
-
-		if (test_pattern != DP_TEST_PATTERN_VIDEO_MODE) {
-			/* Set Test Pattern state */
-			link->test_pattern_enabled = true;
-			if (p_link_settings != NULL)
-				dpcd_set_link_settings(link,
-						p_link_settings);
-		}
-
-		switch (test_pattern) {
-		case DP_TEST_PATTERN_VIDEO_MODE:
-			pattern = PHY_TEST_PATTERN_NONE;
-			break;
-		case DP_TEST_PATTERN_D102:
-			pattern = PHY_TEST_PATTERN_D10_2;
-			break;
-		case DP_TEST_PATTERN_SYMBOL_ERROR:
-			pattern = PHY_TEST_PATTERN_SYMBOL_ERROR;
-			break;
-		case DP_TEST_PATTERN_PRBS7:
-			pattern = PHY_TEST_PATTERN_PRBS7;
-			break;
-		case DP_TEST_PATTERN_80BIT_CUSTOM:
-			pattern = PHY_TEST_PATTERN_80BIT_CUSTOM;
-			break;
-		case DP_TEST_PATTERN_CP2520_1:
-			pattern = PHY_TEST_PATTERN_CP2520_1;
-			break;
-		case DP_TEST_PATTERN_CP2520_2:
-			pattern = PHY_TEST_PATTERN_CP2520_2;
-			break;
-		case DP_TEST_PATTERN_CP2520_3:
-			pattern = PHY_TEST_PATTERN_CP2520_3;
-			break;
-		case DP_TEST_PATTERN_128b_132b_TPS1:
-			pattern = PHY_TEST_PATTERN_128b_132b_TPS1;
-			break;
-		case DP_TEST_PATTERN_128b_132b_TPS2:
-			pattern = PHY_TEST_PATTERN_128b_132b_TPS2;
-			break;
-		case DP_TEST_PATTERN_PRBS9:
-			pattern = PHY_TEST_PATTERN_PRBS9;
-			break;
-		case DP_TEST_PATTERN_PRBS11:
-			pattern = PHY_TEST_PATTERN_PRBS11;
-			break;
-		case DP_TEST_PATTERN_PRBS15:
-			pattern = PHY_TEST_PATTERN_PRBS15;
-			break;
-		case DP_TEST_PATTERN_PRBS23:
-			pattern = PHY_TEST_PATTERN_PRBS23;
-			break;
-		case DP_TEST_PATTERN_PRBS31:
-			pattern = PHY_TEST_PATTERN_PRBS31;
-			break;
-		case DP_TEST_PATTERN_264BIT_CUSTOM:
-			pattern = PHY_TEST_PATTERN_264BIT_CUSTOM;
-			break;
-		case DP_TEST_PATTERN_SQUARE:
-			pattern = PHY_TEST_PATTERN_SQUARE;
-			break;
-		case DP_TEST_PATTERN_SQUARE_PRESHOOT_DISABLED:
-			pattern = PHY_TEST_PATTERN_SQUARE_PRESHOOT_DISABLED;
-			break;
-		case DP_TEST_PATTERN_SQUARE_DEEMPHASIS_DISABLED:
-			pattern = PHY_TEST_PATTERN_SQUARE_DEEMPHASIS_DISABLED;
-			break;
-		case DP_TEST_PATTERN_SQUARE_PRESHOOT_DEEMPHASIS_DISABLED:
-			pattern = PHY_TEST_PATTERN_SQUARE_PRESHOOT_DEEMPHASIS_DISABLED;
-			break;
-		default:
-			return false;
-		}
-
-		if (test_pattern == DP_TEST_PATTERN_VIDEO_MODE
-		/*TODO:&& !pPathMode->pDisplayPath->IsTargetPoweredOn()*/)
-			return false;
-
-		if (link->dpcd_caps.dpcd_rev.raw >= DPCD_REV_12) {
-			if (is_dp_phy_sqaure_pattern(test_pattern))
-				core_link_write_dpcd(link,
-						DP_LINK_SQUARE_PATTERN,
-						p_custom_pattern,
-						1);
-
-			/* tell receiver that we are sending qualification
-			 * pattern DP 1.2 or later - DP receiver's link quality
-			 * pattern is set using DPCD LINK_QUAL_LANEx_SET
-			 * register (0x10B~0x10E)\
-			 */
-			for (lane = 0; lane < LANE_COUNT_DP_MAX; lane++)
-				link_qual_pattern[lane] =
-						(unsigned char)(pattern);
-
-			core_link_write_dpcd(link,
-					DP_LINK_QUAL_LANE0_SET,
-					link_qual_pattern,
-					sizeof(link_qual_pattern));
-		} else if (link->dpcd_caps.dpcd_rev.raw >= DPCD_REV_10 ||
-			   link->dpcd_caps.dpcd_rev.raw == 0) {
-			/* tell receiver that we are sending qualification
-			 * pattern DP 1.1a or earlier - DP receiver's link
-			 * quality pattern is set using
-			 * DPCD TRAINING_PATTERN_SET -> LINK_QUAL_PATTERN_SET
-			 * register (0x102). We will use v_1.3 when we are
-			 * setting test pattern for DP 1.1.
-			 */
-			core_link_read_dpcd(link, DP_TRAINING_PATTERN_SET,
-					    &training_pattern.raw,
-					    sizeof(training_pattern));
-			training_pattern.v1_3.LINK_QUAL_PATTERN_SET = pattern;
-			core_link_write_dpcd(link, DP_TRAINING_PATTERN_SET,
-					     &training_pattern.raw,
-					     sizeof(training_pattern));
-		}
-	} else {
-		enum dc_color_space color_space = COLOR_SPACE_UNKNOWN;
-
-		switch (test_pattern_color_space) {
-		case DP_TEST_PATTERN_COLOR_SPACE_RGB:
-			color_space = COLOR_SPACE_SRGB;
-			if (test_pattern == DP_TEST_PATTERN_COLOR_SQUARES_CEA)
-				color_space = COLOR_SPACE_SRGB_LIMITED;
-			break;
-
-		case DP_TEST_PATTERN_COLOR_SPACE_YCBCR601:
-			color_space = COLOR_SPACE_YCBCR601;
-			if (test_pattern == DP_TEST_PATTERN_COLOR_SQUARES_CEA)
-				color_space = COLOR_SPACE_YCBCR601_LIMITED;
-			break;
-		case DP_TEST_PATTERN_COLOR_SPACE_YCBCR709:
-			color_space = COLOR_SPACE_YCBCR709;
-			if (test_pattern == DP_TEST_PATTERN_COLOR_SQUARES_CEA)
-				color_space = COLOR_SPACE_YCBCR709_LIMITED;
-			break;
-		default:
-			break;
-		}
-
-		if (pipe_ctx->stream_res.tg->funcs->lock_doublebuffer_enable) {
-			if (pipe_ctx->stream && should_use_dmub_lock(pipe_ctx->stream->link)) {
-				union dmub_hw_lock_flags hw_locks = { 0 };
-				struct dmub_hw_lock_inst_flags inst_flags = { 0 };
-
-				hw_locks.bits.lock_dig = 1;
-				inst_flags.dig_inst = pipe_ctx->stream_res.tg->inst;
-
-				dmub_hw_lock_mgr_cmd(link->ctx->dmub_srv,
-							true,
-							&hw_locks,
-							&inst_flags);
-			} else
-				pipe_ctx->stream_res.tg->funcs->lock_doublebuffer_enable(
-						pipe_ctx->stream_res.tg);
-		}
-
-		pipe_ctx->stream_res.tg->funcs->lock(pipe_ctx->stream_res.tg);
-		/* update MSA to requested color space */
-		pipe_ctx->stream_res.stream_enc->funcs->dp_set_stream_attribute(pipe_ctx->stream_res.stream_enc,
-				&pipe_ctx->stream->timing,
-				color_space,
-				pipe_ctx->stream->use_vsc_sdp_for_colorimetry,
-				link->dpcd_caps.dprx_feature.bits.SST_SPLIT_SDP_CAP);
-
-		if (pipe_ctx->stream->use_vsc_sdp_for_colorimetry) {
-			if (test_pattern == DP_TEST_PATTERN_COLOR_SQUARES_CEA)
-				pipe_ctx->stream->vsc_infopacket.sb[17] |= (1 << 7); // sb17 bit 7 Dynamic Range: 0 = VESA range, 1 = CTA range
-			else
-				pipe_ctx->stream->vsc_infopacket.sb[17] &= ~(1 << 7);
-			resource_build_info_frame(pipe_ctx);
-			link->dc->hwss.update_info_frame(pipe_ctx);
-		}
-
-		/* CRTC Patterns */
-		set_crtc_test_pattern(link, pipe_ctx, test_pattern, test_pattern_color_space);
-		pipe_ctx->stream_res.tg->funcs->unlock(pipe_ctx->stream_res.tg);
-		pipe_ctx->stream_res.tg->funcs->wait_for_state(pipe_ctx->stream_res.tg,
-				CRTC_STATE_VACTIVE);
-		pipe_ctx->stream_res.tg->funcs->wait_for_state(pipe_ctx->stream_res.tg,
-				CRTC_STATE_VBLANK);
-		pipe_ctx->stream_res.tg->funcs->wait_for_state(pipe_ctx->stream_res.tg,
-				CRTC_STATE_VACTIVE);
-
-		if (pipe_ctx->stream_res.tg->funcs->lock_doublebuffer_disable) {
-			if (pipe_ctx->stream && should_use_dmub_lock(pipe_ctx->stream->link)) {
-				union dmub_hw_lock_flags hw_locks = { 0 };
-				struct dmub_hw_lock_inst_flags inst_flags = { 0 };
-
-				hw_locks.bits.lock_dig = 1;
-				inst_flags.dig_inst = pipe_ctx->stream_res.tg->inst;
-
-				dmub_hw_lock_mgr_cmd(link->ctx->dmub_srv,
-							false,
-							&hw_locks,
-							&inst_flags);
-			} else
-				pipe_ctx->stream_res.tg->funcs->lock_doublebuffer_disable(
-						pipe_ctx->stream_res.tg);
-		}
-
-		/* Set Test Pattern state */
-		link->test_pattern_enabled = true;
-	}
-
-	return true;
-}
-
-void dp_enable_mst_on_sink(struct dc_link *link, bool enable)
-{
-	unsigned char mstmCntl;
-
-	core_link_read_dpcd(link, DP_MSTM_CTRL, &mstmCntl, 1);
-	if (enable)
-		mstmCntl |= DP_MST_EN;
-	else
-		mstmCntl &= (~DP_MST_EN);
-
-	core_link_write_dpcd(link, DP_MSTM_CTRL, &mstmCntl, 1);
-}
-
-void dp_set_panel_mode(struct dc_link *link, enum dp_panel_mode panel_mode)
-{
-	union dpcd_edp_config edp_config_set;
-	bool panel_mode_edp = false;
-
-	memset(&edp_config_set, '\0', sizeof(union dpcd_edp_config));
-
-	if (panel_mode != DP_PANEL_MODE_DEFAULT) {
-
-		switch (panel_mode) {
-		case DP_PANEL_MODE_EDP:
-		case DP_PANEL_MODE_SPECIAL:
-			panel_mode_edp = true;
-			break;
-
-		default:
-				break;
-		}
-
-		/*set edp panel mode in receiver*/
-		core_link_read_dpcd(
-			link,
-			DP_EDP_CONFIGURATION_SET,
-			&edp_config_set.raw,
-			sizeof(edp_config_set.raw));
-
-		if (edp_config_set.bits.PANEL_MODE_EDP
-			!= panel_mode_edp) {
-			enum dc_status result;
-
-			edp_config_set.bits.PANEL_MODE_EDP =
-			panel_mode_edp;
-			result = core_link_write_dpcd(
-				link,
-				DP_EDP_CONFIGURATION_SET,
-				&edp_config_set.raw,
-				sizeof(edp_config_set.raw));
-
-			ASSERT(result == DC_OK);
-		}
-	}
-	DC_LOG_DETECTION_DP_CAPS("Link: %d eDP panel mode supported: %d "
-		 "eDP panel mode enabled: %d \n",
-		 link->link_index,
-		 link->dpcd_caps.panel_mode_edp,
-		 panel_mode_edp);
-}
-
-enum dp_panel_mode dp_get_panel_mode(struct dc_link *link)
-{
-	/* We need to explicitly check that connector
-	 * is not DP. Some Travis_VGA get reported
-	 * by video bios as DP.
-	 */
-	if (link->connector_signal != SIGNAL_TYPE_DISPLAY_PORT) {
-
-		switch (link->dpcd_caps.branch_dev_id) {
-		case DP_BRANCH_DEVICE_ID_0022B9:
-			/* alternate scrambler reset is required for Travis
-			 * for the case when external chip does not
-			 * provide sink device id, alternate scrambler
-			 * scheme will  be overriden later by querying
-			 * Encoder features
-			 */
-			if (strncmp(
-				link->dpcd_caps.branch_dev_name,
-				DP_VGA_LVDS_CONVERTER_ID_2,
-				sizeof(
-				link->dpcd_caps.
-				branch_dev_name)) == 0) {
-					return DP_PANEL_MODE_SPECIAL;
-			}
-			break;
-		case DP_BRANCH_DEVICE_ID_00001A:
-			/* alternate scrambler reset is required for Travis
-			 * for the case when external chip does not provide
-			 * sink device id, alternate scrambler scheme will
-			 * be overriden later by querying Encoder feature
-			 */
-			if (strncmp(link->dpcd_caps.branch_dev_name,
-				DP_VGA_LVDS_CONVERTER_ID_3,
-				sizeof(
-				link->dpcd_caps.
-				branch_dev_name)) == 0) {
-					return DP_PANEL_MODE_SPECIAL;
-			}
-			break;
-		default:
-			break;
-		}
-	}
-
-	if (link->dpcd_caps.panel_mode_edp &&
-		(link->connector_signal == SIGNAL_TYPE_EDP ||
-		 (link->connector_signal == SIGNAL_TYPE_DISPLAY_PORT &&
-		  link->is_internal_display))) {
-		return DP_PANEL_MODE_EDP;
-	}
-
-	return DP_PANEL_MODE_DEFAULT;
-}
-
-enum dc_status dp_set_fec_ready(struct dc_link *link, const struct link_resource *link_res, bool ready)
-{
-	/* FEC has to be "set ready" before the link training.
-	 * The policy is to always train with FEC
-	 * if the sink supports it and leave it enabled on link.
-	 * If FEC is not supported, disable it.
-	 */
-	struct link_encoder *link_enc = NULL;
-	enum dc_status status = DC_OK;
-	uint8_t fec_config = 0;
-
-	link_enc = link_enc_cfg_get_link_enc(link);
-	ASSERT(link_enc);
-
-	if (!dc_link_should_enable_fec(link))
-		return status;
-
-	if (link_enc->funcs->fec_set_ready &&
-			link->dpcd_caps.fec_cap.bits.FEC_CAPABLE) {
-		if (ready) {
-			fec_config = 1;
-			status = core_link_write_dpcd(link,
-					DP_FEC_CONFIGURATION,
-					&fec_config,
-					sizeof(fec_config));
-			if (status == DC_OK) {
-				link_enc->funcs->fec_set_ready(link_enc, true);
-				link->fec_state = dc_link_fec_ready;
-			} else {
-				link_enc->funcs->fec_set_ready(link_enc, false);
-				link->fec_state = dc_link_fec_not_ready;
-				dm_error("dpcd write failed to set fec_ready");
-			}
-		} else if (link->fec_state == dc_link_fec_ready) {
-			fec_config = 0;
-			status = core_link_write_dpcd(link,
-					DP_FEC_CONFIGURATION,
-					&fec_config,
-					sizeof(fec_config));
-			link_enc->funcs->fec_set_ready(link_enc, false);
-			link->fec_state = dc_link_fec_not_ready;
-		}
-	}
-
-	return status;
-}
-
-void dp_set_fec_enable(struct dc_link *link, bool enable)
-{
-	struct link_encoder *link_enc = NULL;
-
-	link_enc = link_enc_cfg_get_link_enc(link);
-	ASSERT(link_enc);
-
-	if (!dc_link_should_enable_fec(link))
-		return;
-
-	if (link_enc->funcs->fec_set_enable &&
-			link->dpcd_caps.fec_cap.bits.FEC_CAPABLE) {
-		if (link->fec_state == dc_link_fec_ready && enable) {
-			/* Accord to DP spec, FEC enable sequence can first
-			 * be transmitted anytime after 1000 LL codes have
-			 * been transmitted on the link after link training
-			 * completion. Using 1 lane RBR should have the maximum
-			 * time for transmitting 1000 LL codes which is 6.173 us.
-			 * So use 7 microseconds delay instead.
-			 */
-			udelay(7);
-			link_enc->funcs->fec_set_enable(link_enc, true);
-			link->fec_state = dc_link_fec_enabled;
-		} else if (link->fec_state == dc_link_fec_enabled && !enable) {
-			link_enc->funcs->fec_set_enable(link_enc, false);
-			link->fec_state = dc_link_fec_ready;
-		}
-	}
-}
-
-bool dc_link_set_backlight_level_nits(struct dc_link *link,
-		bool isHDR,
-		uint32_t backlight_millinits,
-		uint32_t transition_time_in_ms)
-{
-	struct dpcd_source_backlight_set dpcd_backlight_set;
-	uint8_t backlight_control = isHDR ? 1 : 0;
-
-	if (!link || (link->connector_signal != SIGNAL_TYPE_EDP &&
-			link->connector_signal != SIGNAL_TYPE_DISPLAY_PORT))
-		return false;
-
-	// OLEDs have no PWM, they can only use AUX
-	if (link->dpcd_sink_ext_caps.bits.oled == 1)
-		backlight_control = 1;
-
-	*(uint32_t *)&dpcd_backlight_set.backlight_level_millinits = backlight_millinits;
-	*(uint16_t *)&dpcd_backlight_set.backlight_transition_time_ms = (uint16_t)transition_time_in_ms;
-
-
-	if (core_link_write_dpcd(link, DP_SOURCE_BACKLIGHT_LEVEL,
-			(uint8_t *)(&dpcd_backlight_set),
-			sizeof(dpcd_backlight_set)) != DC_OK)
-		return false;
-
-	if (core_link_write_dpcd(link, DP_SOURCE_BACKLIGHT_CONTROL,
-			&backlight_control, 1) != DC_OK)
-		return false;
-
-	return true;
-}
-
-bool dc_link_get_backlight_level_nits(struct dc_link *link,
-		uint32_t *backlight_millinits_avg,
-		uint32_t *backlight_millinits_peak)
-{
-	union dpcd_source_backlight_get dpcd_backlight_get;
-
-	memset(&dpcd_backlight_get, 0, sizeof(union dpcd_source_backlight_get));
-
-	if (!link || (link->connector_signal != SIGNAL_TYPE_EDP &&
-			link->connector_signal != SIGNAL_TYPE_DISPLAY_PORT))
-		return false;
-
-	if (!core_link_read_dpcd(link, DP_SOURCE_BACKLIGHT_CURRENT_PEAK,
-			dpcd_backlight_get.raw,
-			sizeof(union dpcd_source_backlight_get)))
-		return false;
-
-	*backlight_millinits_avg =
-		dpcd_backlight_get.bytes.backlight_millinits_avg;
-	*backlight_millinits_peak =
-		dpcd_backlight_get.bytes.backlight_millinits_peak;
-
-	/* On non-supported panels dpcd_read usually succeeds with 0 returned */
-	if (*backlight_millinits_avg == 0 ||
-			*backlight_millinits_avg > *backlight_millinits_peak)
-		return false;
-
-	return true;
-}
-
-bool dc_link_backlight_enable_aux(struct dc_link *link, bool enable)
-{
-	uint8_t backlight_enable = enable ? 1 : 0;
-
-	if (!link || (link->connector_signal != SIGNAL_TYPE_EDP &&
-		link->connector_signal != SIGNAL_TYPE_DISPLAY_PORT))
-		return false;
-
-	if (core_link_write_dpcd(link, DP_SOURCE_BACKLIGHT_ENABLE,
-		&backlight_enable, 1) != DC_OK)
-		return false;
-
-	return true;
-}
-
-// we read default from 0x320 because we expect BIOS wrote it there
-// regular get_backlight_nit reads from panel set at 0x326
-bool dc_link_read_default_bl_aux(struct dc_link *link, uint32_t *backlight_millinits)
-{
-	if (!link || (link->connector_signal != SIGNAL_TYPE_EDP &&
-		link->connector_signal != SIGNAL_TYPE_DISPLAY_PORT))
-		return false;
-
-	if (!core_link_read_dpcd(link, DP_SOURCE_BACKLIGHT_LEVEL,
-		(uint8_t *) backlight_millinits,
-		sizeof(uint32_t)))
-		return false;
-
-	return true;
-}
-
-bool dc_link_set_default_brightness_aux(struct dc_link *link)
-{
-	uint32_t default_backlight;
-
-	if (link && link->dpcd_sink_ext_caps.bits.oled == 1) {
-		if (!dc_link_read_default_bl_aux(link, &default_backlight))
-			default_backlight = 150000;
-		// if < 5 nits or > 5000, it might be wrong readback
-		if (default_backlight < 5000 || default_backlight > 5000000)
-			default_backlight = 150000; //
-
-		return dc_link_set_backlight_level_nits(link, true,
-				default_backlight, 0);
-	}
-	return false;
-}
-
-bool is_edp_ilr_optimization_required(struct dc_link *link, struct dc_crtc_timing *crtc_timing)
-{
-	struct dc_link_settings link_setting;
-	uint8_t link_bw_set;
-	uint8_t link_rate_set;
-	uint32_t req_bw;
-	union lane_count_set lane_count_set = {0};
-
-	ASSERT(link || crtc_timing); // invalid input
-
-	if (link->dpcd_caps.edp_supported_link_rates_count == 0 ||
-			!link->panel_config.ilr.optimize_edp_link_rate)
-		return false;
-
-
-	// Read DPCD 00100h to find if standard link rates are set
-	core_link_read_dpcd(link, DP_LINK_BW_SET,
-				&link_bw_set, sizeof(link_bw_set));
-
-	if (link_bw_set) {
-		DC_LOG_EVENT_LINK_TRAINING("eDP ILR: Optimization required, VBIOS used link_bw_set\n");
-		return true;
-	}
-
-	// Read DPCD 00115h to find the edp link rate set used
-	core_link_read_dpcd(link, DP_LINK_RATE_SET,
-			    &link_rate_set, sizeof(link_rate_set));
-
-	// Read DPCD 00101h to find out the number of lanes currently set
-	core_link_read_dpcd(link, DP_LANE_COUNT_SET,
-				&lane_count_set.raw, sizeof(lane_count_set));
-
-	req_bw = dc_bandwidth_in_kbps_from_timing(crtc_timing);
-
-	if (!crtc_timing->flags.DSC)
-		dc_link_decide_edp_link_settings(link, &link_setting, req_bw);
-	else
-		decide_edp_link_settings_with_dsc(link, &link_setting, req_bw, LINK_RATE_UNKNOWN);
-
-	if (link->dpcd_caps.edp_supported_link_rates[link_rate_set] != link_setting.link_rate ||
-			lane_count_set.bits.LANE_COUNT_SET != link_setting.lane_count) {
-		DC_LOG_EVENT_LINK_TRAINING("eDP ILR: Optimization required, VBIOS link_rate_set not optimal\n");
-		return true;
-	}
-
-	DC_LOG_EVENT_LINK_TRAINING("eDP ILR: No optimization required, VBIOS set optimal link_rate_set\n");
-	return false;
-}
-
-
-// TODO - DP2.0 Link: Fix get_lane_status to handle LTTPR offset (SST and MST)
-static void get_lane_status(
-	struct dc_link *link,
-	uint32_t lane_count,
-	union lane_status *status,
-	union lane_align_status_updated *status_updated)
-{
-	unsigned int lane;
-	uint8_t dpcd_buf[3] = {0};
-
-	if (status == NULL || status_updated == NULL) {
-		return;
-	}
-
-	core_link_read_dpcd(
-			link,
-			DP_LANE0_1_STATUS,
-			dpcd_buf,
-			sizeof(dpcd_buf));
-
-	for (lane = 0; lane < lane_count; lane++) {
-		status[lane].raw = get_nibble_at_index(&dpcd_buf[0], lane);
-	}
-
-	status_updated->raw = dpcd_buf[2];
-}
-
-bool dpcd_write_128b_132b_sst_payload_allocation_table(
-		const struct dc_stream_state *stream,
-		struct dc_link *link,
-		struct link_mst_stream_allocation_table *proposed_table,
-		bool allocate)
-{
-	const uint8_t vc_id = 1; /// VC ID always 1 for SST
-	const uint8_t start_time_slot = 0; /// Always start at time slot 0 for SST
-	bool result = false;
-	uint8_t req_slot_count = 0;
-	struct fixed31_32 avg_time_slots_per_mtp = { 0 };
-	union payload_table_update_status update_status = { 0 };
-	const uint32_t max_retries = 30;
-	uint32_t retries = 0;
-
-	if (allocate)	{
-		avg_time_slots_per_mtp = calculate_sst_avg_time_slots_per_mtp(stream, link);
-		req_slot_count = dc_fixpt_ceil(avg_time_slots_per_mtp);
-		/// Validation should filter out modes that exceed link BW
-		ASSERT(req_slot_count <= MAX_MTP_SLOT_COUNT);
-		if (req_slot_count > MAX_MTP_SLOT_COUNT)
-			return false;
-	} else {
-		/// Leave req_slot_count = 0 if allocate is false.
-	}
-
-	proposed_table->stream_count = 1; /// Always 1 stream for SST
-	proposed_table->stream_allocations[0].slot_count = req_slot_count;
-	proposed_table->stream_allocations[0].vcp_id = vc_id;
-
-	if (link->aux_access_disabled)
-		return true;
-
-	/// Write DPCD 2C0 = 1 to start updating
-	update_status.bits.VC_PAYLOAD_TABLE_UPDATED = 1;
-	core_link_write_dpcd(
-			link,
-			DP_PAYLOAD_TABLE_UPDATE_STATUS,
-			&update_status.raw,
-			1);
-
-	/// Program the changes in DPCD 1C0 - 1C2
-	ASSERT(vc_id == 1);
-	core_link_write_dpcd(
-			link,
-			DP_PAYLOAD_ALLOCATE_SET,
-			&vc_id,
-			1);
-
-	ASSERT(start_time_slot == 0);
-	core_link_write_dpcd(
-			link,
-			DP_PAYLOAD_ALLOCATE_START_TIME_SLOT,
-			&start_time_slot,
-			1);
-
-	core_link_write_dpcd(
-			link,
-			DP_PAYLOAD_ALLOCATE_TIME_SLOT_COUNT,
-			&req_slot_count,
-			1);
-
-	/// Poll till DPCD 2C0 read 1
-	/// Try for at least 150ms (30 retries, with 5ms delay after each attempt)
-
-	while (retries < max_retries) {
-		if (core_link_read_dpcd(
-				link,
-				DP_PAYLOAD_TABLE_UPDATE_STATUS,
-				&update_status.raw,
-				1) == DC_OK) {
-			if (update_status.bits.VC_PAYLOAD_TABLE_UPDATED == 1) {
-				DC_LOG_DP2("SST Update Payload: downstream payload table updated.");
-				result = true;
-				break;
-			}
-		} else {
-			union dpcd_rev dpcdRev;
-
-			if (core_link_read_dpcd(
-					link,
-					DP_DPCD_REV,
-					&dpcdRev.raw,
-					1) != DC_OK) {
-				DC_LOG_ERROR("SST Update Payload: Unable to read DPCD revision "
-						"of sink while polling payload table "
-						"updated status bit.");
-				break;
-			}
-		}
-		retries++;
-		msleep(5);
-	}
-
-	if (!result && retries == max_retries) {
-		DC_LOG_ERROR("SST Update Payload: Payload table not updated after retries, "
-				"continue on. Something is wrong with the branch.");
-		// TODO - DP2.0 Payload: Read and log the payload table from downstream branch
-	}
-
-	return result;
-}
-
-bool dpcd_poll_for_allocation_change_trigger(struct dc_link *link)
-{
-	/*
-	 * wait for ACT handled
-	 */
-	int i;
-	const int act_retries = 30;
-	enum act_return_status result = ACT_FAILED;
-	union payload_table_update_status update_status = {0};
-	union lane_status dpcd_lane_status[LANE_COUNT_DP_MAX];
-	union lane_align_status_updated lane_status_updated;
-
-	if (link->aux_access_disabled)
-		return true;
-	for (i = 0; i < act_retries; i++) {
-		get_lane_status(link, link->cur_link_settings.lane_count, dpcd_lane_status, &lane_status_updated);
-
-		if (!dp_is_cr_done(link->cur_link_settings.lane_count, dpcd_lane_status) ||
-				!dp_is_ch_eq_done(link->cur_link_settings.lane_count, dpcd_lane_status) ||
-				!dp_is_symbol_locked(link->cur_link_settings.lane_count, dpcd_lane_status) ||
-				!dp_is_interlane_aligned(lane_status_updated)) {
-			DC_LOG_ERROR("SST Update Payload: Link loss occurred while "
-					"polling for ACT handled.");
-			result = ACT_LINK_LOST;
-			break;
-		}
-		core_link_read_dpcd(
-				link,
-				DP_PAYLOAD_TABLE_UPDATE_STATUS,
-				&update_status.raw,
-				1);
-
-		if (update_status.bits.ACT_HANDLED == 1) {
-			DC_LOG_DP2("SST Update Payload: ACT handled by downstream.");
-			result = ACT_SUCCESS;
-			break;
-		}
-
-		msleep(5);
-	}
-
-	if (result == ACT_FAILED) {
-		DC_LOG_ERROR("SST Update Payload: ACT still not handled after retries, "
-				"continue on. Something is wrong with the branch.");
-	}
-
-	return (result == ACT_SUCCESS);
-}
-
-struct fixed31_32 calculate_sst_avg_time_slots_per_mtp(
-		const struct dc_stream_state *stream,
-		const struct dc_link *link)
-{
-	struct fixed31_32 link_bw_effective =
-			dc_fixpt_from_int(
-					dc_link_bandwidth_kbps(link, &link->cur_link_settings));
-	struct fixed31_32 timeslot_bw_effective =
-			dc_fixpt_div_int(link_bw_effective, MAX_MTP_SLOT_COUNT);
-	struct fixed31_32 timing_bw =
-			dc_fixpt_from_int(
-					dc_bandwidth_in_kbps_from_timing(&stream->timing));
-	struct fixed31_32 avg_time_slots_per_mtp =
-			dc_fixpt_div(timing_bw, timeslot_bw_effective);
-
-	return avg_time_slots_per_mtp;
-}
-
-void edp_panel_backlight_power_on(struct dc_link *link, bool wait_for_hpd)
-{
-	if (link->connector_signal != SIGNAL_TYPE_EDP)
-		return;
-
-	link->dc->hwss.edp_power_control(link, true);
-	if (wait_for_hpd)
-		link->dc->hwss.edp_wait_for_hpd_ready(link, true);
-	if (link->dc->hwss.edp_backlight_control)
-		link->dc->hwss.edp_backlight_control(link, true);
-}
-
-void dc_link_clear_dprx_states(struct dc_link *link)
-{
-	memset(&link->dprx_states, 0, sizeof(link->dprx_states));
-}
-
-void dp_source_sequence_trace(struct dc_link *link, uint8_t dp_test_mode)
-{
-	if (link != NULL && link->dc->debug.enable_driver_sequence_debug)
-		core_link_write_dpcd(link, DP_SOURCE_SEQUENCE,
-					&dp_test_mode, sizeof(dp_test_mode));
-}
-
-void edp_add_delay_for_T9(struct dc_link *link)
-{
-	if (link && link->panel_config.pps.extra_delay_backlight_off > 0)
-		udelay(link->panel_config.pps.extra_delay_backlight_off * 1000);
-}
-
-bool edp_receiver_ready_T9(struct dc_link *link)
-{
-	unsigned int tries = 0;
-	unsigned char sinkstatus = 0;
-	unsigned char edpRev = 0;
-	enum dc_status result = DC_OK;
-
-	result = core_link_read_dpcd(link, DP_EDP_DPCD_REV, &edpRev, sizeof(edpRev));
-
-	/* start from eDP version 1.2, SINK_STAUS indicate the sink is ready.*/
-	if (result == DC_OK && edpRev >= DP_EDP_12) {
-		do {
-			sinkstatus = 1;
-			result = core_link_read_dpcd(link, DP_SINK_STATUS, &sinkstatus, sizeof(sinkstatus));
-			if (sinkstatus == 0)
-				break;
-			if (result != DC_OK)
-				break;
-			udelay(100); //MAx T9
-		} while (++tries < 50);
-	}
-
-	return result;
-}
-bool edp_receiver_ready_T7(struct dc_link *link)
-{
-	unsigned char sinkstatus = 0;
-	unsigned char edpRev = 0;
-	enum dc_status result = DC_OK;
-
-	/* use absolute time stamp to constrain max T7*/
-	unsigned long long enter_timestamp = 0;
-	unsigned long long finish_timestamp = 0;
-	unsigned long long time_taken_in_ns = 0;
-
-	result = core_link_read_dpcd(link, DP_EDP_DPCD_REV, &edpRev, sizeof(edpRev));
-
-	if (result == DC_OK && edpRev >= DP_EDP_12) {
-		/* start from eDP version 1.2, SINK_STAUS indicate the sink is ready.*/
-		enter_timestamp = dm_get_timestamp(link->ctx);
-		do {
-			sinkstatus = 0;
-			result = core_link_read_dpcd(link, DP_SINK_STATUS, &sinkstatus, sizeof(sinkstatus));
-			if (sinkstatus == 1)
-				break;
-			if (result != DC_OK)
-				break;
-			udelay(25);
-			finish_timestamp = dm_get_timestamp(link->ctx);
-			time_taken_in_ns = dm_get_elapse_time_in_ns(link->ctx, finish_timestamp, enter_timestamp);
-		} while (time_taken_in_ns < 50 * 1000000); //MAx T7 is 50ms
-	}
-
-	if (link && link->panel_config.pps.extra_t7_ms > 0)
-		udelay(link->panel_config.pps.extra_t7_ms * 1000);
-
-	return result;
-}
-
-void dp_retrain_link_dp_test(struct dc_link *link,
-			struct dc_link_settings *link_setting,
-			bool skip_video_pattern)
-{
-	struct pipe_ctx *pipe;
-	unsigned int i;
-
-	udelay(100);
-
-	for (i = 0; i < MAX_PIPES; i++) {
-		pipe = &link->dc->current_state->res_ctx.pipe_ctx[i];
-		if (pipe->stream != NULL &&
-				pipe->stream->link == link &&
-				!pipe->stream->dpms_off &&
-				!pipe->top_pipe && !pipe->prev_odm_pipe) {
-			core_link_disable_stream(pipe);
-			pipe->link_config.dp_link_settings = *link_setting;
-			update_dp_encoder_resources_for_test_harness(
-					link->dc,
-					pipe->stream->ctx->dc->current_state,
-					pipe);
-		}
-	}
-
-	for (i = 0; i < MAX_PIPES; i++) {
-		pipe = &link->dc->current_state->res_ctx.pipe_ctx[i];
-		if (pipe->stream != NULL &&
-				pipe->stream->link == link &&
-				!pipe->stream->dpms_off &&
-				!pipe->top_pipe && !pipe->prev_odm_pipe) {
-			core_link_enable_stream(
-					pipe->stream->ctx->dc->current_state,
-					pipe);
-		}
-	}
-}
-
-#undef DC_LOGGER
-#define DC_LOGGER \
-	dsc->ctx->logger
-static void dsc_optc_config_log(struct display_stream_compressor *dsc,
-		struct dsc_optc_config *config)
-{
-	uint32_t precision = 1 << 28;
-	uint32_t bytes_per_pixel_int = config->bytes_per_pixel / precision;
-	uint32_t bytes_per_pixel_mod = config->bytes_per_pixel % precision;
-	uint64_t ll_bytes_per_pix_fraq = bytes_per_pixel_mod;
-
-	/* 7 fractional digits decimal precision for bytes per pixel is enough because DSC
-	 * bits per pixel precision is 1/16th of a pixel, which means bytes per pixel precision is
-	 * 1/16/8 = 1/128 of a byte, or 0.0078125 decimal
-	 */
-	ll_bytes_per_pix_fraq *= 10000000;
-	ll_bytes_per_pix_fraq /= precision;
-
-	DC_LOG_DSC("\tbytes_per_pixel 0x%08x (%d.%07d)",
-			config->bytes_per_pixel, bytes_per_pixel_int, (uint32_t)ll_bytes_per_pix_fraq);
-	DC_LOG_DSC("\tis_pixel_format_444 %d", config->is_pixel_format_444);
-	DC_LOG_DSC("\tslice_width %d", config->slice_width);
-}
-
-bool dp_set_dsc_on_rx(struct pipe_ctx *pipe_ctx, bool enable)
-{
-	struct dc *dc = pipe_ctx->stream->ctx->dc;
-	struct dc_stream_state *stream = pipe_ctx->stream;
-	bool result = false;
-
-	if (dc_is_virtual_signal(stream->signal) || IS_FPGA_MAXIMUS_DC(dc->ctx->dce_environment))
-		result = true;
-	else
-		result = dm_helpers_dp_write_dsc_enable(dc->ctx, stream, enable);
-	return result;
-}
-
-/* The stream with these settings can be sent (unblanked) only after DSC was enabled on RX first,
- * i.e. after dp_enable_dsc_on_rx() had been called
- */
-void dp_set_dsc_on_stream(struct pipe_ctx *pipe_ctx, bool enable)
-{
-	struct display_stream_compressor *dsc = pipe_ctx->stream_res.dsc;
-	struct dc *dc = pipe_ctx->stream->ctx->dc;
-	struct dc_stream_state *stream = pipe_ctx->stream;
-	struct pipe_ctx *odm_pipe;
-	int opp_cnt = 1;
-
-	for (odm_pipe = pipe_ctx->next_odm_pipe; odm_pipe; odm_pipe = odm_pipe->next_odm_pipe)
-		opp_cnt++;
-
-	if (enable) {
-		struct dsc_config dsc_cfg;
-		struct dsc_optc_config dsc_optc_cfg;
-		enum optc_dsc_mode optc_dsc_mode;
-
-		/* Enable DSC hw block */
-		dsc_cfg.pic_width = (stream->timing.h_addressable + stream->timing.h_border_left + stream->timing.h_border_right) / opp_cnt;
-		dsc_cfg.pic_height = stream->timing.v_addressable + stream->timing.v_border_top + stream->timing.v_border_bottom;
-		dsc_cfg.pixel_encoding = stream->timing.pixel_encoding;
-		dsc_cfg.color_depth = stream->timing.display_color_depth;
-		dsc_cfg.is_odm = pipe_ctx->next_odm_pipe ? true : false;
-		dsc_cfg.dc_dsc_cfg = stream->timing.dsc_cfg;
-		ASSERT(dsc_cfg.dc_dsc_cfg.num_slices_h % opp_cnt == 0);
-		dsc_cfg.dc_dsc_cfg.num_slices_h /= opp_cnt;
-
-		dsc->funcs->dsc_set_config(dsc, &dsc_cfg, &dsc_optc_cfg);
-		dsc->funcs->dsc_enable(dsc, pipe_ctx->stream_res.opp->inst);
-		for (odm_pipe = pipe_ctx->next_odm_pipe; odm_pipe; odm_pipe = odm_pipe->next_odm_pipe) {
-			struct display_stream_compressor *odm_dsc = odm_pipe->stream_res.dsc;
-
-			odm_dsc->funcs->dsc_set_config(odm_dsc, &dsc_cfg, &dsc_optc_cfg);
-			odm_dsc->funcs->dsc_enable(odm_dsc, odm_pipe->stream_res.opp->inst);
-		}
-		dsc_cfg.dc_dsc_cfg.num_slices_h *= opp_cnt;
-		dsc_cfg.pic_width *= opp_cnt;
-
-		optc_dsc_mode = dsc_optc_cfg.is_pixel_format_444 ? OPTC_DSC_ENABLED_444 : OPTC_DSC_ENABLED_NATIVE_SUBSAMPLED;
-
-		/* Enable DSC in encoder */
-		if (dc_is_dp_signal(stream->signal) && !IS_FPGA_MAXIMUS_DC(dc->ctx->dce_environment)
-				&& !link_is_dp_128b_132b_signal(pipe_ctx)) {
-			DC_LOG_DSC("Setting stream encoder DSC config for engine %d:", (int)pipe_ctx->stream_res.stream_enc->id);
-			dsc_optc_config_log(dsc, &dsc_optc_cfg);
-			pipe_ctx->stream_res.stream_enc->funcs->dp_set_dsc_config(pipe_ctx->stream_res.stream_enc,
-									optc_dsc_mode,
-									dsc_optc_cfg.bytes_per_pixel,
-									dsc_optc_cfg.slice_width);
-
-			/* PPS SDP is set elsewhere because it has to be done after DIG FE is connected to DIG BE */
-		}
-
-		/* Enable DSC in OPTC */
-		DC_LOG_DSC("Setting optc DSC config for tg instance %d:", pipe_ctx->stream_res.tg->inst);
-		dsc_optc_config_log(dsc, &dsc_optc_cfg);
-		pipe_ctx->stream_res.tg->funcs->set_dsc_config(pipe_ctx->stream_res.tg,
-							optc_dsc_mode,
-							dsc_optc_cfg.bytes_per_pixel,
-							dsc_optc_cfg.slice_width);
-	} else {
-		/* disable DSC in OPTC */
-		pipe_ctx->stream_res.tg->funcs->set_dsc_config(
-				pipe_ctx->stream_res.tg,
-				OPTC_DSC_DISABLED, 0, 0);
-
-		/* disable DSC in stream encoder */
-		if (dc_is_dp_signal(stream->signal)) {
-			if (link_is_dp_128b_132b_signal(pipe_ctx))
-				pipe_ctx->stream_res.hpo_dp_stream_enc->funcs->dp_set_dsc_pps_info_packet(
-										pipe_ctx->stream_res.hpo_dp_stream_enc,
-										false,
-										NULL,
-										true);
-			else if (!IS_FPGA_MAXIMUS_DC(dc->ctx->dce_environment)) {
-				pipe_ctx->stream_res.stream_enc->funcs->dp_set_dsc_config(
-						pipe_ctx->stream_res.stream_enc,
-						OPTC_DSC_DISABLED, 0, 0);
-				pipe_ctx->stream_res.stream_enc->funcs->dp_set_dsc_pps_info_packet(
-							pipe_ctx->stream_res.stream_enc, false, NULL, true);
-			}
-		}
-
-		/* disable DSC block */
-		pipe_ctx->stream_res.dsc->funcs->dsc_disable(pipe_ctx->stream_res.dsc);
-		for (odm_pipe = pipe_ctx->next_odm_pipe; odm_pipe; odm_pipe = odm_pipe->next_odm_pipe)
-			odm_pipe->stream_res.dsc->funcs->dsc_disable(odm_pipe->stream_res.dsc);
-	}
-}
-
-bool dp_set_dsc_enable(struct pipe_ctx *pipe_ctx, bool enable)
-{
-	struct display_stream_compressor *dsc = pipe_ctx->stream_res.dsc;
-	bool result = false;
-
-	if (!pipe_ctx->stream->timing.flags.DSC)
-		goto out;
-	if (!dsc)
-		goto out;
-
-	if (enable) {
-		{
-			dp_set_dsc_on_stream(pipe_ctx, true);
-			result = true;
-		}
-	} else {
-		dp_set_dsc_on_rx(pipe_ctx, false);
-		dp_set_dsc_on_stream(pipe_ctx, false);
-		result = true;
-	}
-out:
-	return result;
-}
-
-/*
- * For dynamic bpp change case, dsc is programmed with MASTER_UPDATE_LOCK enabled;
- * hence PPS info packet update need to use frame update instead of immediate update.
- * Added parameter immediate_update for this purpose.
- * The decision to use frame update is hard-coded in function dp_update_dsc_config(),
- * which is the only place where a "false" would be passed in for param immediate_update.
- *
- * immediate_update is only applicable when DSC is enabled.
- */
-bool dp_set_dsc_pps_sdp(struct pipe_ctx *pipe_ctx, bool enable, bool immediate_update)
-{
-	struct display_stream_compressor *dsc = pipe_ctx->stream_res.dsc;
-	struct dc_stream_state *stream = pipe_ctx->stream;
-
-	if (!pipe_ctx->stream->timing.flags.DSC || !dsc)
-		return false;
-
-	if (enable) {
-		struct dsc_config dsc_cfg;
-		uint8_t dsc_packed_pps[128];
-
-		memset(&dsc_cfg, 0, sizeof(dsc_cfg));
-		memset(dsc_packed_pps, 0, 128);
-
-		/* Enable DSC hw block */
-		dsc_cfg.pic_width = stream->timing.h_addressable + stream->timing.h_border_left + stream->timing.h_border_right;
-		dsc_cfg.pic_height = stream->timing.v_addressable + stream->timing.v_border_top + stream->timing.v_border_bottom;
-		dsc_cfg.pixel_encoding = stream->timing.pixel_encoding;
-		dsc_cfg.color_depth = stream->timing.display_color_depth;
-		dsc_cfg.is_odm = pipe_ctx->next_odm_pipe ? true : false;
-		dsc_cfg.dc_dsc_cfg = stream->timing.dsc_cfg;
-
-		dsc->funcs->dsc_get_packed_pps(dsc, &dsc_cfg, &dsc_packed_pps[0]);
-		memcpy(&stream->dsc_packed_pps[0], &dsc_packed_pps[0], sizeof(stream->dsc_packed_pps));
-		if (dc_is_dp_signal(stream->signal)) {
-			DC_LOG_DSC("Setting stream encoder DSC PPS SDP for engine %d\n", (int)pipe_ctx->stream_res.stream_enc->id);
-			if (link_is_dp_128b_132b_signal(pipe_ctx))
-				pipe_ctx->stream_res.hpo_dp_stream_enc->funcs->dp_set_dsc_pps_info_packet(
-										pipe_ctx->stream_res.hpo_dp_stream_enc,
-										true,
-										&dsc_packed_pps[0],
-										immediate_update);
-			else
-				pipe_ctx->stream_res.stream_enc->funcs->dp_set_dsc_pps_info_packet(
-						pipe_ctx->stream_res.stream_enc,
-						true,
-						&dsc_packed_pps[0],
-						immediate_update);
-		}
-	} else {
-		/* disable DSC PPS in stream encoder */
-		memset(&stream->dsc_packed_pps[0], 0, sizeof(stream->dsc_packed_pps));
-		if (dc_is_dp_signal(stream->signal)) {
-			if (link_is_dp_128b_132b_signal(pipe_ctx))
-				pipe_ctx->stream_res.hpo_dp_stream_enc->funcs->dp_set_dsc_pps_info_packet(
-										pipe_ctx->stream_res.hpo_dp_stream_enc,
-										false,
-										NULL,
-										true);
-			else
-				pipe_ctx->stream_res.stream_enc->funcs->dp_set_dsc_pps_info_packet(
-						pipe_ctx->stream_res.stream_enc, false, NULL, true);
-		}
-	}
-
-	return true;
-}
-
-
-bool dp_update_dsc_config(struct pipe_ctx *pipe_ctx)
-{
-	struct display_stream_compressor *dsc = pipe_ctx->stream_res.dsc;
-
-	if (!pipe_ctx->stream->timing.flags.DSC)
-		return false;
-	if (!dsc)
-		return false;
-
-	dp_set_dsc_on_stream(pipe_ctx, true);
-	dp_set_dsc_pps_sdp(pipe_ctx, true, false);
-	return true;
-}
-
-#undef DC_LOGGER
-#define DC_LOGGER \
-	link->ctx->logger
diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_link_enc_cfg.c b/drivers/gpu/drm/amd/display/dc/core/dc_link_enc_cfg.c
index fa2ba3fc683b..74e465ba158d 100644
--- a/drivers/gpu/drm/amd/display/dc/core/dc_link_enc_cfg.c
+++ b/drivers/gpu/drm/amd/display/dc/core/dc_link_enc_cfg.c
@@ -24,7 +24,6 @@
 
 #include "link_enc_cfg.h"
 #include "resource.h"
-#include "dc_link_dp.h"
 #include "link.h"
 
 #define DC_LOGGER dc->ctx->logger
diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_resource.c b/drivers/gpu/drm/amd/display/dc/core/dc_resource.c
index a5b5f8592c1b..e41bbcbc7146 100644
--- a/drivers/gpu/drm/amd/display/dc/core/dc_resource.c
+++ b/drivers/gpu/drm/amd/display/dc/core/dc_resource.c
@@ -40,12 +40,11 @@
 #include "virtual/virtual_stream_encoder.h"
 #include "dpcd_defs.h"
 #include "link_enc_cfg.h"
-#include "dc_link_dp.h"
 #include "link.h"
 #include "virtual/virtual_link_hwss.h"
-#include "link/link_hwss_dio.h"
-#include "link/link_hwss_dpia.h"
-#include "link/link_hwss_hpo_dp.h"
+#include "link/hwss/link_hwss_dio.h"
+#include "link/hwss/link_hwss_dpia.h"
+#include "link/hwss/link_hwss_hpo_dp.h"
 
 #if defined(CONFIG_DRM_AMD_DC_SI)
 #include "dce60/dce60_resource.h"
@@ -3270,6 +3269,50 @@ static void set_hfvs_info_packet(
 	*info_packet = stream->hfvsif_infopacket;
 }
 
+static void adaptive_sync_override_dp_info_packets_sdp_line_num(
+		const struct dc_crtc_timing *timing,
+		struct enc_sdp_line_num *sdp_line_num,
+		struct _vcs_dpi_display_pipe_dest_params_st *pipe_dlg_param)
+{
+	uint32_t asic_blank_start = 0;
+	uint32_t asic_blank_end   = 0;
+	uint32_t v_update = 0;
+
+	const struct dc_crtc_timing *tg = timing;
+
+	/* blank_start = frame end - front porch */
+	asic_blank_start = tg->v_total - tg->v_front_porch;
+
+	/* blank_end = blank_start - active */
+	asic_blank_end = (asic_blank_start - tg->v_border_bottom -
+						tg->v_addressable - tg->v_border_top);
+
+	if (pipe_dlg_param->vstartup_start > asic_blank_end) {
+		v_update = (tg->v_total - (pipe_dlg_param->vstartup_start - asic_blank_end));
+		sdp_line_num->adaptive_sync_line_num_valid = true;
+		sdp_line_num->adaptive_sync_line_num = (tg->v_total - v_update - 1);
+	} else {
+		sdp_line_num->adaptive_sync_line_num_valid = false;
+		sdp_line_num->adaptive_sync_line_num = 0;
+	}
+}
+
+static void set_adaptive_sync_info_packet(
+		struct dc_info_packet *info_packet,
+		const struct dc_stream_state *stream,
+		struct encoder_info_frame *info_frame,
+		struct _vcs_dpi_display_pipe_dest_params_st *pipe_dlg_param)
+{
+	if (!stream->adaptive_sync_infopacket.valid)
+		return;
+
+	adaptive_sync_override_dp_info_packets_sdp_line_num(
+			&stream->timing,
+			&info_frame->sdp_line_num,
+			pipe_dlg_param);
+
+	*info_packet = stream->adaptive_sync_infopacket;
+}
 
 static void set_vtem_info_packet(
 		struct dc_info_packet *info_packet,
@@ -3362,6 +3405,7 @@ void resource_build_info_frame(struct pipe_ctx *pipe_ctx)
 	info->vsc.valid = false;
 	info->hfvsif.valid = false;
 	info->vtem.valid = false;
+	info->adaptive_sync.valid = false;
 	signal = pipe_ctx->stream->signal;
 
 	/* HDMi and DP have different info packets*/
@@ -3382,6 +3426,10 @@ void resource_build_info_frame(struct pipe_ctx *pipe_ctx)
 		set_spd_info_packet(&info->spd, pipe_ctx->stream);
 
 		set_hdr_static_info_packet(&info->hdrsmd, pipe_ctx->stream);
+		set_adaptive_sync_info_packet(&info->adaptive_sync,
+										pipe_ctx->stream,
+										info,
+										&pipe_ctx->pipe_dlg_param);
 	}
 
 	patch_gamut_packet_checksum(&info->gamut);
diff --git a/drivers/gpu/drm/amd/display/dc/dc.h b/drivers/gpu/drm/amd/display/dc/dc.h
index 22e754ad22c8..42ce45306483 100644
--- a/drivers/gpu/drm/amd/display/dc/dc.h
+++ b/drivers/gpu/drm/amd/display/dc/dc.h
@@ -47,7 +47,7 @@ struct aux_payload;
 struct set_config_cmd_payload;
 struct dmub_notification;
 
-#define DC_VER "3.2.218"
+#define DC_VER "3.2.220"
 
 #define MAX_SURFACES 3
 #define MAX_PLANES 6
@@ -1414,6 +1414,7 @@ struct dpcd_caps {
 	union dpcd_fec_capability fec_cap;
 	struct dpcd_dsc_capabilities dsc_caps;
 	struct dc_lttpr_caps lttpr_caps;
+	struct adaptive_sync_caps adaptive_sync_caps;
 	struct dpcd_usb4_dp_tunneling_info usb4_dp_tun_info;
 
 	union dp_128b_132b_supported_link_rates dp_128b_132b_supported_link_rates;
diff --git a/drivers/gpu/drm/amd/display/dc/dc_dp_types.h b/drivers/gpu/drm/amd/display/dc/dc_dp_types.h
index 84da54358922..184583807d45 100644
--- a/drivers/gpu/drm/amd/display/dc/dc_dp_types.h
+++ b/drivers/gpu/drm/amd/display/dc/dc_dp_types.h
@@ -502,7 +502,11 @@ union down_spread_ctrl {
 	1 = Main link signal is downspread <= 0.5%
 	with frequency in the range of 30kHz ~ 33kHz*/
 		uint8_t SPREAD_AMP:1;
-		uint8_t RESERVED2:2;/*Bit 6:5 = RESERVED. Read all 0s*/
+		uint8_t RESERVED2:1;/*Bit 5 = RESERVED. Read all 0s*/
+	/* Bit 6 = FIXED_VTOTAL_AS_SDP_EN_IN_PR_ACTIVE.
+	0 = FIXED_VTOTAL_AS_SDP_EN_IN_PR_ACTIVE is not enabled by the Source device (default)
+	1 = FIXED_VTOTAL_AS_SDP_EN_IN_PR_ACTIVE is enabled by Source device */
+		uint8_t FIXED_VTOTAL_AS_SDP_EN_IN_PR_ACTIVE:1;
 	/*Bit 7 = MSA_TIMING_PAR_IGNORE_EN
 	0 = Source device will send valid data for the MSA Timing Params
 	1 = Source device may send invalid data for these MSA Timing Params*/
@@ -858,6 +862,21 @@ struct psr_caps {
 	unsigned int psr_power_opt_flag;
 };
 
+union dpcd_dprx_feature_enumeration_list_cont_1 {
+	struct {
+		uint8_t ADAPTIVE_SYNC_SDP_SUPPORT:1;
+		uint8_t AS_SDP_FIRST_HALF_LINE_OR_3840_PIXEL_CYCLE_WINDOW_NOT_SUPPORTED: 1;
+		uint8_t RESERVED0: 2;
+		uint8_t VSC_EXT_SDP_VER1_SUPPORT: 1;
+		uint8_t RESERVED1: 3;
+	} bits;
+	uint8_t raw;
+};
+
+struct adaptive_sync_caps {
+	union dpcd_dprx_feature_enumeration_list_cont_1 dp_adap_sync_caps;
+};
+
 /* Length of router topology ID read from DPCD in bytes. */
 #define DPCD_USB4_TOPOLOGY_ID_LEN 5
 
diff --git a/drivers/gpu/drm/amd/display/dc/dc_link.h b/drivers/gpu/drm/amd/display/dc/dc_link.h
index 48f6a5b09336..1927eacbfa71 100644
--- a/drivers/gpu/drm/amd/display/dc/dc_link.h
+++ b/drivers/gpu/drm/amd/display/dc/dc_link.h
@@ -280,6 +280,7 @@ struct dc_link {
 		bool dp_keep_receiver_powered;
 		bool dp_skip_DID2;
 		bool dp_skip_reset_segment;
+		bool dp_skip_fs_144hz;
 		bool dp_mot_reset_segment;
 		/* Some USB4 docks do not handle turning off MST DSC once it has been enabled. */
 		bool dpia_mst_dsc_always_on;
@@ -370,11 +371,6 @@ bool dc_link_get_backlight_level_nits(struct dc_link *link,
 		uint32_t *backlight_millinits,
 		uint32_t *backlight_millinits_peak);
 
-bool dc_link_backlight_enable_aux(struct dc_link *link, bool enable);
-
-bool dc_link_read_default_bl_aux(struct dc_link *link, uint32_t *backlight_millinits);
-bool dc_link_set_default_brightness_aux(struct dc_link *link);
-
 int dc_link_get_backlight_level(const struct dc_link *dc_link);
 
 int dc_link_get_target_backlight_pwm(const struct dc_link *link);
@@ -388,16 +384,10 @@ bool dc_link_setup_psr(struct dc_link *dc_link,
 		const struct dc_stream_state *stream, struct psr_config *psr_config,
 		struct psr_context *psr_context);
 
-bool dc_power_alpm_dpcd_enable(struct dc_link *link, bool enable);
-
-void dc_link_get_psr_residency(const struct dc_link *link, uint32_t *residency);
-
 void dc_link_blank_all_dp_displays(struct dc *dc);
 void dc_link_blank_all_edp_displays(struct dc *dc);
 
 void dc_link_blank_dp_stream(struct dc_link *link, bool hw_init);
-bool dc_link_set_sink_vtotal_in_psr_active(const struct dc_link *link,
-		uint16_t psr_vtotal_idle, uint16_t psr_vtotal_su);
 
 /* Request DC to detect if there is a Panel connected.
  * boot - If this call is during initial boot.
@@ -441,7 +431,8 @@ bool dc_link_wait_for_t12(struct dc_link *link);
 void dc_link_dp_handle_automated_test(struct dc_link *link);
 void dc_link_dp_handle_link_loss(struct dc_link *link);
 bool dc_link_dp_allow_hpd_rx_irq(const struct dc_link *link);
-
+bool dc_link_check_link_loss_status(struct dc_link *link,
+				       union hpd_irq_data *hpd_irq_dpcd_data);
 struct dc_sink_init_data;
 
 struct dc_sink *dc_link_add_remote_sink(
@@ -456,11 +447,6 @@ void dc_link_remove_remote_sink(
 
 /* Used by diagnostics for virtual link at the moment */
 
-void dc_link_dp_set_drive_settings(
-	struct dc_link *link,
-	const struct link_resource *link_res,
-	struct link_training_settings *lt_settings);
-
 bool dc_link_dp_set_test_pattern(
 	struct dc_link *link,
 	enum dp_test_pattern test_pattern,
@@ -589,4 +575,56 @@ void dc_link_dp_receiver_power_ctrl(struct dc_link *link, bool on);
 bool dc_link_decide_edp_link_settings(struct dc_link *link,
 		struct dc_link_settings *link_setting,
 		uint32_t req_bw);
+void dc_link_edp_panel_backlight_power_on(struct dc_link *link,
+		bool wait_for_hpd);
+
+#define LINK_TRAINING_ATTEMPTS 4
+#define LINK_TRAINING_RETRY_DELAY 50 /* ms */
+#define MAX_MTP_SLOT_COUNT 64
+#define TRAINING_AUX_RD_INTERVAL 100 //us
+#define LINK_AUX_WAKE_TIMEOUT_MS 1500 // Timeout when trying to wake unresponsive DPRX.
+
+struct dc_link;
+struct dc_stream_state;
+struct dc_link_settings;
+
+enum {
+	/*
+	 * Some receivers fail to train on first try and are good
+	 * on subsequent tries. 2 retries should be plenty. If we
+	 * don't have a successful training then we don't expect to
+	 * ever get one.
+	 */
+	LINK_TRAINING_MAX_VERIFY_RETRY = 2,
+	PEAK_FACTOR_X1000 = 1006,
+};
+
+bool dp_validate_mode_timing(
+	struct dc_link *link,
+	const struct dc_crtc_timing *timing);
+
+void dp_enable_mst_on_sink(struct dc_link *link, bool enable);
+
+enum dc_status dp_set_fec_ready(struct dc_link *link, const struct link_resource *link_res, bool ready);
+void dp_set_fec_enable(struct dc_link *link, bool enable);
+bool dp_set_dsc_enable(struct pipe_ctx *pipe_ctx, bool enable);
+bool dp_set_dsc_pps_sdp(struct pipe_ctx *pipe_ctx, bool enable, bool immediate_update);
+void dp_set_dsc_on_stream(struct pipe_ctx *pipe_ctx, bool enable);
+bool dp_update_dsc_config(struct pipe_ctx *pipe_ctx);
+bool dp_set_dsc_on_rx(struct pipe_ctx *pipe_ctx, bool enable);
+
+bool dpcd_write_128b_132b_sst_payload_allocation_table(
+		const struct dc_stream_state *stream,
+		struct dc_link *link,
+		struct link_mst_stream_allocation_table *proposed_table,
+		bool allocate);
+
+bool dpcd_poll_for_allocation_change_trigger(struct dc_link *link);
+
+struct fixed31_32 calculate_sst_avg_time_slots_per_mtp(
+		const struct dc_stream_state *stream,
+		const struct dc_link *link);
+void setup_dp_hpo_stream(struct pipe_ctx *pipe_ctx, bool enable);
+void dp_source_sequence_trace(struct dc_link *link, uint8_t dp_test_mode);
+
 #endif /* DC_LINK_H_ */
diff --git a/drivers/gpu/drm/amd/display/dc/dc_stream.h b/drivers/gpu/drm/amd/display/dc/dc_stream.h
index ef33d7d8a2bf..567452599659 100644
--- a/drivers/gpu/drm/amd/display/dc/dc_stream.h
+++ b/drivers/gpu/drm/amd/display/dc/dc_stream.h
@@ -190,6 +190,7 @@ struct dc_stream_state {
 	struct dc_info_packet vsp_infopacket;
 	struct dc_info_packet hfvsif_infopacket;
 	struct dc_info_packet vtem_infopacket;
+	struct dc_info_packet adaptive_sync_infopacket;
 	uint8_t dsc_packed_pps[128];
 	struct rect src; /* composition area */
 	struct rect dst; /* stream addressable area */
@@ -313,6 +314,7 @@ struct dc_stream_update {
 	struct dc_info_packet *vsp_infopacket;
 	struct dc_info_packet *hfvsif_infopacket;
 	struct dc_info_packet *vtem_infopacket;
+	struct dc_info_packet *adaptive_sync_infopacket;
 	bool *dpms_off;
 	bool integer_scaling_update;
 	bool *allow_freesync;
diff --git a/drivers/gpu/drm/amd/display/dc/dc_types.h b/drivers/gpu/drm/amd/display/dc/dc_types.h
index c73a655bd687..f653eca09ba7 100644
--- a/drivers/gpu/drm/amd/display/dc/dc_types.h
+++ b/drivers/gpu/drm/amd/display/dc/dc_types.h
@@ -691,6 +691,7 @@ struct psr_config {
 	uint8_t su_y_granularity;
 	unsigned int line_time_in_us;
 	uint8_t rate_control_caps;
+	uint16_t dsc_slice_height;
 };
 
 union dmcu_psr_level {
@@ -802,6 +803,7 @@ struct psr_context {
 	uint8_t su_y_granularity;
 	unsigned int line_time_in_us;
 	uint8_t rate_control_caps;
+	uint16_t dsc_slice_height;
 };
 
 struct colorspace_transform {
diff --git a/drivers/gpu/drm/amd/display/dc/dce/dmub_psr.c b/drivers/gpu/drm/amd/display/dc/dce/dmub_psr.c
index 2d3201b77d6a..1e2d2cbe2c37 100644
--- a/drivers/gpu/drm/amd/display/dc/dce/dmub_psr.c
+++ b/drivers/gpu/drm/amd/display/dc/dce/dmub_psr.c
@@ -417,6 +417,7 @@ static bool dmub_psr_copy_settings(struct dmub_psr *dmub,
 	copy_settings_data->relock_delay_frame_cnt = 0;
 	if (link->dpcd_caps.sink_dev_id == DP_BRANCH_DEVICE_ID_001CF8)
 		copy_settings_data->relock_delay_frame_cnt = 2;
+	copy_settings_data->dsc_slice_height = psr_context->dsc_slice_height;
 
 	dc_dmub_srv_cmd_queue(dc->dmub_srv, &cmd);
 	dc_dmub_srv_cmd_execute(dc->dmub_srv);
diff --git a/drivers/gpu/drm/amd/display/dc/dce110/dce110_hw_sequencer.c b/drivers/gpu/drm/amd/display/dc/dce110/dce110_hw_sequencer.c
index a51bd21a796f..adb36be8190e 100644
--- a/drivers/gpu/drm/amd/display/dc/dce110/dce110_hw_sequencer.c
+++ b/drivers/gpu/drm/amd/display/dc/dce110/dce110_hw_sequencer.c
@@ -47,7 +47,6 @@
 #include "link_enc_cfg.h"
 #include "link_hwss.h"
 #include "link.h"
-#include "dc_link_dp.h"
 #include "dccg.h"
 #include "clock_source.h"
 #include "clk_mgr.h"
@@ -65,7 +64,6 @@
 
 #include "dcn10/dcn10_hw_sequencer.h"
 
-#include "link/link_dp_trace.h"
 #include "dce110_hw_sequencer.h"
 
 #define GAMMA_HW_POINTS_NUM 256
@@ -653,10 +651,16 @@ void dce110_update_info_frame(struct pipe_ctx *pipe_ctx)
 		pipe_ctx->stream_res.stream_enc->funcs->update_hdmi_info_packets(
 			pipe_ctx->stream_res.stream_enc,
 			&pipe_ctx->stream_res.encoder_info_frame);
-	else
+	else {
+		if (pipe_ctx->stream_res.stream_enc->funcs->update_dp_info_packets_sdp_line_num)
+			pipe_ctx->stream_res.stream_enc->funcs->update_dp_info_packets_sdp_line_num(
+				pipe_ctx->stream_res.stream_enc,
+				&pipe_ctx->stream_res.encoder_info_frame);
+
 		pipe_ctx->stream_res.stream_enc->funcs->update_dp_info_packets(
 			pipe_ctx->stream_res.stream_enc,
 			&pipe_ctx->stream_res.encoder_info_frame);
+	}
 }
 
 void dce110_enable_stream(struct pipe_ctx *pipe_ctx)
@@ -807,19 +811,19 @@ void dce110_edp_power_control(
 				div64_u64(dm_get_elapse_time_in_ns(
 						ctx,
 						current_ts,
-						dp_trace_get_edp_poweroff_timestamp(link)), 1000000);
+						link_dp_trace_get_edp_poweroff_timestamp(link)), 1000000);
 		unsigned long long time_since_edp_poweron_ms =
 				div64_u64(dm_get_elapse_time_in_ns(
 						ctx,
 						current_ts,
-						dp_trace_get_edp_poweron_timestamp(link)), 1000000);
+						link_dp_trace_get_edp_poweron_timestamp(link)), 1000000);
 		DC_LOG_HW_RESUME_S3(
 				"%s: transition: power_up=%d current_ts=%llu edp_poweroff=%llu edp_poweron=%llu time_since_edp_poweroff_ms=%llu time_since_edp_poweron_ms=%llu",
 				__func__,
 				power_up,
 				current_ts,
-				dp_trace_get_edp_poweroff_timestamp(link),
-				dp_trace_get_edp_poweron_timestamp(link),
+				link_dp_trace_get_edp_poweroff_timestamp(link),
+				link_dp_trace_get_edp_poweron_timestamp(link),
 				time_since_edp_poweroff_ms,
 				time_since_edp_poweron_ms);
 
@@ -834,7 +838,7 @@ void dce110_edp_power_control(
 					link->panel_config.pps.extra_t12_ms;
 
 			/* Adjust remaining_min_edp_poweroff_time_ms if this is not the first time. */
-			if (dp_trace_get_edp_poweroff_timestamp(link) != 0) {
+			if (link_dp_trace_get_edp_poweroff_timestamp(link) != 0) {
 				if (time_since_edp_poweroff_ms < remaining_min_edp_poweroff_time_ms)
 					remaining_min_edp_poweroff_time_ms =
 						remaining_min_edp_poweroff_time_ms - time_since_edp_poweroff_ms;
@@ -894,13 +898,13 @@ void dce110_edp_power_control(
 				__func__, (power_up ? "On":"Off"),
 				bp_result);
 
-		dp_trace_set_edp_power_timestamp(link, power_up);
+		link_dp_trace_set_edp_power_timestamp(link, power_up);
 
 		DC_LOG_HW_RESUME_S3(
 				"%s: updated values: edp_poweroff=%llu edp_poweron=%llu\n",
 				__func__,
-				dp_trace_get_edp_poweroff_timestamp(link),
-				dp_trace_get_edp_poweron_timestamp(link));
+				link_dp_trace_get_edp_poweroff_timestamp(link),
+				link_dp_trace_get_edp_poweron_timestamp(link));
 
 		if (bp_result != BP_RESULT_OK)
 			DC_LOG_ERROR(
@@ -928,14 +932,14 @@ void dce110_edp_wait_for_T12(
 		return;
 
 	if (!link->panel_cntl->funcs->is_panel_powered_on(link->panel_cntl) &&
-			dp_trace_get_edp_poweroff_timestamp(link) != 0) {
+			link_dp_trace_get_edp_poweroff_timestamp(link) != 0) {
 		unsigned int t12_duration = 500; // Default T12 as per spec
 		unsigned long long current_ts = dm_get_timestamp(ctx);
 		unsigned long long time_since_edp_poweroff_ms =
 				div64_u64(dm_get_elapse_time_in_ns(
 						ctx,
 						current_ts,
-						dp_trace_get_edp_poweroff_timestamp(link)), 1000000);
+						link_dp_trace_get_edp_poweroff_timestamp(link)), 1000000);
 
 		t12_duration += link->panel_config.pps.extra_t12_ms; // Add extra T12
 
@@ -1016,7 +1020,7 @@ void dce110_edp_backlight_control(
 		 * we shouldn't be doing power-sequencing, hence we can skip
 		 * waiting for T7-ready.
 		 */
-			edp_receiver_ready_T7(link);
+			link_edp_receiver_ready_T7(link);
 		else
 			DC_LOG_DC("edp_receiver_ready_T7 skipped\n");
 	}
@@ -1047,7 +1051,7 @@ void dce110_edp_backlight_control(
 	if (link->dpcd_sink_ext_caps.bits.oled ||
 		link->dpcd_sink_ext_caps.bits.hdr_aux_backlight_control == 1 ||
 		link->dpcd_sink_ext_caps.bits.sdr_aux_backlight_control == 1)
-		dc_link_backlight_enable_aux(link, enable);
+		link_backlight_enable_aux(link, enable);
 
 	/*edp 1.2*/
 	if (cntl.action == TRANSMITTER_CONTROL_BACKLIGHT_OFF) {
@@ -1059,7 +1063,7 @@ void dce110_edp_backlight_control(
 		 * we shouldn't be doing power-sequencing, hence we can skip
 		 * waiting for T9-ready.
 		 */
-			edp_add_delay_for_T9(link);
+			link_edp_add_delay_for_T9(link);
 		else
 			DC_LOG_DC("edp_receiver_ready_T9 skipped\n");
 	}
@@ -1243,7 +1247,7 @@ void dce110_blank_stream(struct pipe_ctx *pipe_ctx)
 				 * we shouldn't be doing power-sequencing, hence we can skip
 				 * waiting for T9-ready.
 				 */
-				edp_receiver_ready_T9(link);
+				link_edp_receiver_ready_T9(link);
 			}
 		}
 	}
diff --git a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c
index 0a0c930c1626..bb155734ac93 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c
@@ -45,7 +45,6 @@
 #include "dcn10_hubp.h"
 #include "dcn10_hubbub.h"
 #include "dcn10_cm_common.h"
-#include "dc_link_dp.h"
 #include "dccg.h"
 #include "clk_mgr.h"
 #include "link_hwss.h"
@@ -56,7 +55,6 @@
 #include "dce/dmub_hw_lock_mgr.h"
 #include "dc_trace.h"
 #include "dce/dmub_outbox.h"
-#include "inc/dc_link_dp.h"
 #include "link.h"
 
 #define DC_LOGGER_INIT(logger)
diff --git a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_stream_encoder.c b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_stream_encoder.c
index 1527c3b4fb19..a1e32b938050 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_stream_encoder.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_stream_encoder.c
@@ -28,7 +28,7 @@
 #include "dcn10_stream_encoder.h"
 #include "reg_helper.h"
 #include "hw_shared.h"
-#include "dc_link_dp.h"
+#include "link.h"
 #include "dpcd_defs.h"
 #include "dcn30/dcn30_afmt.h"
 
@@ -753,12 +753,19 @@ void enc1_stream_encoder_update_dp_info_packets(
 	 * use other packetIndex (such as 5,6) for other info packet
 	 */
 
+	if (info_frame->adaptive_sync.valid)
+		enc1_update_generic_info_packet(
+				enc1,
+				5,  /* packetIndex */
+				&info_frame->adaptive_sync);
+
 	/* enable/disable transmission of packet(s).
 	 * If enabled, packet transmission begins on the next frame
 	 */
 	REG_UPDATE(DP_SEC_CNTL, DP_SEC_GSP0_ENABLE, info_frame->vsc.valid);
 	REG_UPDATE(DP_SEC_CNTL, DP_SEC_GSP2_ENABLE, info_frame->spd.valid);
 	REG_UPDATE(DP_SEC_CNTL, DP_SEC_GSP3_ENABLE, info_frame->hdrsmd.valid);
+	REG_UPDATE(DP_SEC_CNTL, DP_SEC_GSP5_ENABLE, info_frame->adaptive_sync.valid);
 
 	/* This bit is the master enable bit.
 	 * When enabling secondary stream engine,
diff --git a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_hwseq.c b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_hwseq.c
index 6bfa16d9135f..916dceecd3de 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_hwseq.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_hwseq.c
@@ -46,7 +46,6 @@
 #include "dchubbub.h"
 #include "reg_helper.h"
 #include "dcn10/dcn10_cm_common.h"
-#include "dc_link_dp.h"
 #include "vm_helper.h"
 #include "dccg.h"
 #include "dc_dmub_srv.h"
@@ -2023,8 +2022,11 @@ void dcn20_prepare_bandwidth(
 		}
 	}
 
-	/* program dchubbub watermarks */
-	dc->wm_optimized_required = hubbub->funcs->program_watermarks(hubbub,
+	/* program dchubbub watermarks:
+	 * For assigning wm_optimized_required, use |= operator since we don't want
+	 * to clear the value if the optimize has not happened yet
+	 */
+	dc->wm_optimized_required |= hubbub->funcs->program_watermarks(hubbub,
 					&context->bw_ctx.bw.dcn.watermarks,
 					dc->res_pool->ref_clocks.dchub_ref_clock_inKhz / 1000,
 					false);
diff --git a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_stream_encoder.c b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_stream_encoder.c
index cacf3f5298b0..48f662b031eb 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_stream_encoder.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_stream_encoder.c
@@ -29,7 +29,7 @@
 #include "dcn20_stream_encoder.h"
 #include "reg_helper.h"
 #include "hw_shared.h"
-#include "dc_link_dp.h"
+#include "link.h"
 #include "dpcd_defs.h"
 
 #define DC_LOGGER \
@@ -423,6 +423,22 @@ void enc2_set_dynamic_metadata(struct stream_encoder *enc,
 	}
 }
 
+static void enc2_stream_encoder_update_dp_info_packets_sdp_line_num(
+		struct stream_encoder *enc,
+		struct encoder_info_frame *info_frame)
+{
+	struct dcn10_stream_encoder *enc1 = DCN10STRENC_FROM_STRENC(enc);
+
+	if (info_frame->adaptive_sync.valid == true &&
+		info_frame->sdp_line_num.adaptive_sync_line_num_valid == true) {
+		//00: REFER_TO_DP_SOF, 01: REFER_TO_OTG_SOF
+		REG_UPDATE(DP_SEC_CNTL1, DP_SEC_GSP5_LINE_REFERENCE, 1);
+
+		REG_UPDATE(DP_SEC_CNTL5, DP_SEC_GSP5_LINE_NUM,
+					info_frame->sdp_line_num.adaptive_sync_line_num);
+	}
+}
+
 static void enc2_stream_encoder_update_dp_info_packets(
 	struct stream_encoder *enc,
 	const struct encoder_info_frame *info_frame)
@@ -587,6 +603,8 @@ static const struct stream_encoder_funcs dcn20_str_enc_funcs = {
 		enc2_stream_encoder_update_hdmi_info_packets,
 	.stop_hdmi_info_packets =
 		enc2_stream_encoder_stop_hdmi_info_packets,
+	.update_dp_info_packets_sdp_line_num =
+		enc2_stream_encoder_update_dp_info_packets_sdp_line_num,
 	.update_dp_info_packets =
 		enc2_stream_encoder_update_dp_info_packets,
 	.send_immediate_sdp_message =
diff --git a/drivers/gpu/drm/amd/display/dc/dcn30/dcn30_dio_stream_encoder.c b/drivers/gpu/drm/amd/display/dc/dcn30/dcn30_dio_stream_encoder.c
index 17df53793c92..5f9079d3943a 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn30/dcn30_dio_stream_encoder.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn30/dcn30_dio_stream_encoder.c
@@ -404,6 +404,22 @@ static void enc3_read_state(struct stream_encoder *enc, struct enc_state *s)
 	}
 }
 
+void enc3_stream_encoder_update_dp_info_packets_sdp_line_num(
+		struct stream_encoder *enc,
+		struct encoder_info_frame *info_frame)
+{
+	struct dcn10_stream_encoder *enc1 = DCN10STRENC_FROM_STRENC(enc);
+
+	if (info_frame->adaptive_sync.valid == true &&
+		info_frame->sdp_line_num.adaptive_sync_line_num_valid == true) {
+		//00: REFER_TO_DP_SOF, 01: REFER_TO_OTG_SOF
+		REG_UPDATE(DP_SEC_CNTL1, DP_SEC_GSP5_LINE_REFERENCE, 1);
+
+		REG_UPDATE(DP_SEC_CNTL5, DP_SEC_GSP5_LINE_NUM,
+					info_frame->sdp_line_num.adaptive_sync_line_num);
+	}
+}
+
 void enc3_stream_encoder_update_dp_info_packets(
 	struct stream_encoder *enc,
 	const struct encoder_info_frame *info_frame)
@@ -452,12 +468,20 @@ void enc3_stream_encoder_update_dp_info_packets(
 	 * use other packetIndex (such as 5,6) for other info packet
 	 */
 
+	if (info_frame->adaptive_sync.valid)
+		enc->vpg->funcs->update_generic_info_packet(
+				enc->vpg,
+				5,  /* packetIndex */
+				&info_frame->adaptive_sync,
+				true);
+
 	/* enable/disable transmission of packet(s).
 	 * If enabled, packet transmission begins on the next frame
 	 */
 	REG_UPDATE(DP_SEC_CNTL, DP_SEC_GSP0_ENABLE, info_frame->vsc.valid);
 	REG_UPDATE(DP_SEC_CNTL, DP_SEC_GSP2_ENABLE, info_frame->spd.valid);
 	REG_UPDATE(DP_SEC_CNTL, DP_SEC_GSP3_ENABLE, info_frame->hdrsmd.valid);
+	REG_UPDATE(DP_SEC_CNTL, DP_SEC_GSP5_ENABLE, info_frame->adaptive_sync.valid);
 
 	/* This bit is the master enable bit.
 	 * When enabling secondary stream engine,
@@ -803,6 +827,8 @@ static const struct stream_encoder_funcs dcn30_str_enc_funcs = {
 		enc3_stream_encoder_update_hdmi_info_packets,
 	.stop_hdmi_info_packets =
 		enc3_stream_encoder_stop_hdmi_info_packets,
+	.update_dp_info_packets_sdp_line_num =
+		enc3_stream_encoder_update_dp_info_packets_sdp_line_num,
 	.update_dp_info_packets =
 		enc3_stream_encoder_update_dp_info_packets,
 	.stop_dp_info_packets =
diff --git a/drivers/gpu/drm/amd/display/dc/dcn30/dcn30_dio_stream_encoder.h b/drivers/gpu/drm/amd/display/dc/dcn30/dcn30_dio_stream_encoder.h
index 54ee230e7f98..06310973ded2 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn30/dcn30_dio_stream_encoder.h
+++ b/drivers/gpu/drm/amd/display/dc/dcn30/dcn30_dio_stream_encoder.h
@@ -292,6 +292,10 @@ void enc3_stream_encoder_update_hdmi_info_packets(
 void enc3_stream_encoder_stop_hdmi_info_packets(
 	struct stream_encoder *enc);
 
+void enc3_stream_encoder_update_dp_info_packets_sdp_line_num(
+		struct stream_encoder *enc,
+		struct encoder_info_frame *info_frame);
+
 void enc3_stream_encoder_update_dp_info_packets(
 	struct stream_encoder *enc,
 	const struct encoder_info_frame *info_frame);
diff --git a/drivers/gpu/drm/amd/display/dc/dcn30/dcn30_hwseq.c b/drivers/gpu/drm/amd/display/dc/dcn30/dcn30_hwseq.c
index 7360b3ce4283..444f9fad3de6 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn30/dcn30_hwseq.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn30/dcn30_hwseq.c
@@ -50,7 +50,7 @@
 #include "dpcd_defs.h"
 #include "../dcn20/dcn20_hwseq.h"
 #include "dcn30_resource.h"
-#include "inc/dc_link_dp.h"
+#include "link.h"
 
 
 
@@ -674,10 +674,16 @@ void dcn30_update_info_frame(struct pipe_ctx *pipe_ctx)
 		pipe_ctx->stream_res.stream_enc->funcs->update_hdmi_info_packets(
 			pipe_ctx->stream_res.stream_enc,
 			&pipe_ctx->stream_res.encoder_info_frame);
-	else
+	else {
+		if (pipe_ctx->stream_res.stream_enc->funcs->update_dp_info_packets_sdp_line_num)
+			pipe_ctx->stream_res.stream_enc->funcs->update_dp_info_packets_sdp_line_num(
+				pipe_ctx->stream_res.stream_enc,
+				&pipe_ctx->stream_res.encoder_info_frame);
+
 		pipe_ctx->stream_res.stream_enc->funcs->update_dp_info_packets(
 			pipe_ctx->stream_res.stream_enc,
 			&pipe_ctx->stream_res.encoder_info_frame);
+	}
 }
 
 void dcn30_program_dmdata_engine(struct pipe_ctx *pipe_ctx)
diff --git a/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_hpo_dp_stream_encoder.c b/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_hpo_dp_stream_encoder.c
index 16639bd03adf..d76f55a12eb4 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_hpo_dp_stream_encoder.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_hpo_dp_stream_encoder.c
@@ -430,6 +430,22 @@ static void dcn31_hpo_dp_stream_enc_set_stream_attribute(
 			MSA_DATA_LANE_3, 0);
 }
 
+static void dcn31_hpo_dp_stream_enc_update_dp_info_packets_sdp_line_num(
+		struct hpo_dp_stream_encoder *enc,
+		struct encoder_info_frame *info_frame)
+{
+	struct dcn31_hpo_dp_stream_encoder *enc3 = DCN3_1_HPO_DP_STREAM_ENC_FROM_HPO_STREAM_ENC(enc);
+
+	if (info_frame->adaptive_sync.valid == true &&
+		info_frame->sdp_line_num.adaptive_sync_line_num_valid == true) {
+		//00: REFER_TO_DP_SOF, 01: REFER_TO_OTG_SOF
+		REG_UPDATE(DP_SYM32_ENC_SDP_GSP_CONTROL5, GSP_SOF_REFERENCE, 1);
+
+		REG_UPDATE(DP_SYM32_ENC_SDP_GSP_CONTROL5, GSP_TRANSMISSION_LINE_NUMBER,
+					info_frame->sdp_line_num.adaptive_sync_line_num);
+	}
+}
+
 static void dcn31_hpo_dp_stream_enc_update_dp_info_packets(
 		struct hpo_dp_stream_encoder *enc,
 		const struct encoder_info_frame *info_frame)
@@ -458,12 +474,20 @@ static void dcn31_hpo_dp_stream_enc_update_dp_info_packets(
 				&info_frame->hdrsmd,
 				true);
 
+	if (info_frame->adaptive_sync.valid)
+		enc->vpg->funcs->update_generic_info_packet(
+				enc->vpg,
+				5,  /* packetIndex */
+				&info_frame->adaptive_sync,
+				true);
+
 	/* enable/disable transmission of packet(s).
 	 * If enabled, packet transmission begins on the next frame
 	 */
 	REG_UPDATE(DP_SYM32_ENC_SDP_GSP_CONTROL0, GSP_VIDEO_CONTINUOUS_TRANSMISSION_ENABLE, info_frame->vsc.valid);
 	REG_UPDATE(DP_SYM32_ENC_SDP_GSP_CONTROL2, GSP_VIDEO_CONTINUOUS_TRANSMISSION_ENABLE, info_frame->spd.valid);
 	REG_UPDATE(DP_SYM32_ENC_SDP_GSP_CONTROL3, GSP_VIDEO_CONTINUOUS_TRANSMISSION_ENABLE, info_frame->hdrsmd.valid);
+	REG_UPDATE(DP_SYM32_ENC_SDP_GSP_CONTROL5, GSP_VIDEO_CONTINUOUS_TRANSMISSION_ENABLE, info_frame->adaptive_sync.valid);
 
 	/* check if dynamic metadata packet transmission is enabled */
 	REG_GET(DP_SYM32_ENC_SDP_METADATA_PACKET_CONTROL,
@@ -714,6 +738,7 @@ static const struct hpo_dp_stream_encoder_funcs dcn30_str_enc_funcs = {
 	.dp_blank = dcn31_hpo_dp_stream_enc_dp_blank,
 	.disable = dcn31_hpo_dp_stream_enc_disable,
 	.set_stream_attribute = dcn31_hpo_dp_stream_enc_set_stream_attribute,
+	.update_dp_info_packets_sdp_line_num = dcn31_hpo_dp_stream_enc_update_dp_info_packets_sdp_line_num,
 	.update_dp_info_packets = dcn31_hpo_dp_stream_enc_update_dp_info_packets,
 	.stop_dp_info_packets = dcn31_hpo_dp_stream_enc_stop_dp_info_packets,
 	.dp_set_dsc_pps_info_packet = dcn31_hpo_dp_stream_enc_set_dsc_pps_info_packet,
diff --git a/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_hwseq.c b/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_hwseq.c
index 0e1949d9ea58..9871f9e189d3 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_hwseq.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_hwseq.c
@@ -45,7 +45,6 @@
 #include "link_hwss.h"
 #include "dpcd_defs.h"
 #include "dce/dmub_outbox.h"
-#include "dc_link_dp.h"
 #include "link.h"
 #include "dcn10/dcn10_hw_sequencer.h"
 #include "inc/link_enc_cfg.h"
@@ -421,6 +420,11 @@ void dcn31_update_info_frame(struct pipe_ctx *pipe_ctx)
 				&pipe_ctx->stream_res.encoder_info_frame);
 		return;
 	} else {
+		if (pipe_ctx->stream_res.stream_enc->funcs->update_dp_info_packets_sdp_line_num)
+			pipe_ctx->stream_res.stream_enc->funcs->update_dp_info_packets_sdp_line_num(
+				pipe_ctx->stream_res.stream_enc,
+				&pipe_ctx->stream_res.encoder_info_frame);
+
 		pipe_ctx->stream_res.stream_enc->funcs->update_dp_info_packets(
 			pipe_ctx->stream_res.stream_enc,
 			&pipe_ctx->stream_res.encoder_info_frame);
diff --git a/drivers/gpu/drm/amd/display/dc/dcn314/dcn314_dio_stream_encoder.c b/drivers/gpu/drm/amd/display/dc/dcn314/dcn314_dio_stream_encoder.c
index 67f4589f3e23..b818ebe7d06d 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn314/dcn314_dio_stream_encoder.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn314/dcn314_dio_stream_encoder.c
@@ -30,7 +30,7 @@
 #include "dcn314_dio_stream_encoder.h"
 #include "reg_helper.h"
 #include "hw_shared.h"
-#include "dc_link_dp.h"
+#include "link.h"
 #include "dpcd_defs.h"
 
 #define DC_LOGGER \
@@ -429,6 +429,8 @@ static const struct stream_encoder_funcs dcn314_str_enc_funcs = {
 		enc3_stream_encoder_update_hdmi_info_packets,
 	.stop_hdmi_info_packets =
 		enc3_stream_encoder_stop_hdmi_info_packets,
+	.update_dp_info_packets_sdp_line_num =
+		enc3_stream_encoder_update_dp_info_packets_sdp_line_num,
 	.update_dp_info_packets =
 		enc3_stream_encoder_update_dp_info_packets,
 	.stop_dp_info_packets =
diff --git a/drivers/gpu/drm/amd/display/dc/dcn314/dcn314_dio_stream_encoder.h b/drivers/gpu/drm/amd/display/dc/dcn314/dcn314_dio_stream_encoder.h
index 33dfdf8b4100..ed0772387903 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn314/dcn314_dio_stream_encoder.h
+++ b/drivers/gpu/drm/amd/display/dc/dcn314/dcn314_dio_stream_encoder.h
@@ -280,6 +280,10 @@ void enc3_stream_encoder_update_hdmi_info_packets(
 void enc3_stream_encoder_stop_hdmi_info_packets(
 	struct stream_encoder *enc);
 
+void enc3_stream_encoder_update_dp_info_packets_sdp_line_num(
+		struct stream_encoder *enc,
+		struct encoder_info_frame *info_frame);
+
 void enc3_stream_encoder_update_dp_info_packets(
 	struct stream_encoder *enc,
 	const struct encoder_info_frame *info_frame);
diff --git a/drivers/gpu/drm/amd/display/dc/dcn314/dcn314_hwseq.c b/drivers/gpu/drm/amd/display/dc/dcn314/dcn314_hwseq.c
index 7980462e3abe..d725260336fe 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn314/dcn314_hwseq.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn314/dcn314_hwseq.c
@@ -46,9 +46,7 @@
 #include "link_hwss.h"
 #include "dpcd_defs.h"
 #include "dce/dmub_outbox.h"
-#include "dc_link_dp.h"
 #include "link.h"
-#include "inc/dc_link_dp.h"
 #include "dcn10/dcn10_hw_sequencer.h"
 #include "inc/link_enc_cfg.h"
 #include "dcn30/dcn30_vpg.h"
diff --git a/drivers/gpu/drm/amd/display/dc/dcn32/dcn32_dio_stream_encoder.c b/drivers/gpu/drm/amd/display/dc/dcn32/dcn32_dio_stream_encoder.c
index f01968f6d182..3c0ce9404699 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn32/dcn32_dio_stream_encoder.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn32/dcn32_dio_stream_encoder.c
@@ -29,7 +29,7 @@
 #include "dcn32_dio_stream_encoder.h"
 #include "reg_helper.h"
 #include "hw_shared.h"
-#include "dc_link_dp.h"
+#include "link.h"
 #include "dpcd_defs.h"
 
 #define DC_LOGGER \
@@ -463,6 +463,8 @@ static const struct stream_encoder_funcs dcn32_str_enc_funcs = {
 		enc3_stream_encoder_update_hdmi_info_packets,
 	.stop_hdmi_info_packets =
 		enc3_stream_encoder_stop_hdmi_info_packets,
+	.update_dp_info_packets_sdp_line_num =
+		enc3_stream_encoder_update_dp_info_packets_sdp_line_num,
 	.update_dp_info_packets =
 		enc3_stream_encoder_update_dp_info_packets,
 	.stop_dp_info_packets =
diff --git a/drivers/gpu/drm/amd/display/dc/dcn32/dcn32_hwseq.c b/drivers/gpu/drm/amd/display/dc/dcn32/dcn32_hwseq.c
index 3b44006e1a80..addfde594622 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn32/dcn32_hwseq.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn32/dcn32_hwseq.c
@@ -51,7 +51,6 @@
 #include "dce/dmub_hw_lock_mgr.h"
 #include "dcn32_resource.h"
 #include "link.h"
-#include "dc_link_dp.h"
 #include "dmub/inc/dmub_subvp_state.h"
 
 #define DC_LOGGER_INIT(logger)
@@ -247,6 +246,13 @@ bool dcn32_apply_idle_power_optimizations(struct dc *dc, bool enable)
 	if (!dc->ctx->dmub_srv)
 		return false;
 
+	for (i = 0; i < dc->current_state->stream_count; i++) {
+		/* MALL SS messaging is not supported with PSR at this time */
+		if (dc->current_state->streams[i] != NULL &&
+				dc->current_state->streams[i]->link->psr_settings.psr_version != DC_PSR_VERSION_UNSUPPORTED)
+			return false;
+	}
+
 	if (enable) {
 		if (dc->current_state) {
 
@@ -689,6 +695,7 @@ static void dcn32_initialize_min_clocks(struct dc *dc)
 {
 	struct dc_clocks *clocks = &dc->current_state->bw_ctx.bw.dcn.clk;
 
+	clocks->dcfclk_deep_sleep_khz = DCN3_2_DCFCLK_DS_INIT_KHZ;
 	clocks->dcfclk_khz = dc->clk_mgr->bw_params->clk_table.entries[0].dcfclk_mhz * 1000;
 	clocks->socclk_khz = dc->clk_mgr->bw_params->clk_table.entries[0].socclk_mhz * 1000;
 	clocks->dramclk_khz = dc->clk_mgr->bw_params->clk_table.entries[0].memclk_mhz * 1000;
@@ -800,6 +807,16 @@ void dcn32_init_hw(struct dc *dc)
 					!dc->res_pool->hubbub->ctx->dc->debug.disable_stutter);
 
 		dcn32_initialize_min_clocks(dc);
+
+		/* On HW init, allow idle optimizations after pipes have been turned off.
+		 *
+		 * In certain D3 cases (i.e. BOCO / BOMACO) it's possible that hardware state
+		 * is reset (i.e. not in idle at the time hw init is called), but software state
+		 * still has idle_optimizations = true, so we must disable idle optimizations first
+		 * (i.e. set false), then re-enable (set true).
+		 */
+		dc_allow_idle_optimizations(dc, false);
+		dc_allow_idle_optimizations(dc, true);
 	}
 
 	/* In headless boot cases, DIG may be turned
diff --git a/drivers/gpu/drm/amd/display/dc/dcn32/dcn32_resource.c b/drivers/gpu/drm/amd/display/dc/dcn32/dcn32_resource.c
index 47dc96acdacb..74e50c09bb62 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn32/dcn32_resource.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn32/dcn32_resource.c
@@ -57,7 +57,6 @@
 #include "dcn31/dcn31_hpo_dp_stream_encoder.h"
 #include "dcn31/dcn31_hpo_dp_link_encoder.h"
 #include "dcn32/dcn32_hpo_dp_link_encoder.h"
-#include "dc_link_dp.h"
 #include "dcn31/dcn31_apg.h"
 #include "dcn31/dcn31_dio_link_encoder.h"
 #include "dcn32/dcn32_dio_link_encoder.h"
@@ -2150,13 +2149,19 @@ static bool dcn32_resource_construct(
 	dc->caps.max_cursor_size = 64;
 	dc->caps.min_horizontal_blanking_period = 80;
 	dc->caps.dmdata_alloc_size = 2048;
-	dc->caps.mall_size_per_mem_channel = 0;
+	dc->caps.mall_size_per_mem_channel = 4;
 	dc->caps.mall_size_total = 0;
 	dc->caps.cursor_cache_size = dc->caps.max_cursor_size * dc->caps.max_cursor_size * 8;
 
 	dc->caps.cache_line_size = 64;
 	dc->caps.cache_num_ways = 16;
-	dc->caps.max_cab_allocation_bytes = 67108864; // 64MB = 1024 * 1024 * 64
+
+	/* Calculate the available MALL space */
+	dc->caps.max_cab_allocation_bytes = dcn32_calc_num_avail_chans_for_mall(
+		dc, dc->ctx->dc_bios->vram_info.num_chans) *
+		dc->caps.mall_size_per_mem_channel * 1024 * 1024;
+	dc->caps.mall_size_total = dc->caps.max_cab_allocation_bytes;
+
 	dc->caps.subvp_fw_processing_delay_us = 15;
 	dc->caps.subvp_drr_max_vblank_margin_us = 40;
 	dc->caps.subvp_prefetch_end_to_mall_start_us = 15;
@@ -2593,3 +2598,55 @@ struct pipe_ctx *dcn32_acquire_idle_pipe_for_head_pipe_in_layer(
 
 	return idle_pipe;
 }
+
+unsigned int dcn32_calc_num_avail_chans_for_mall(struct dc *dc, int num_chans)
+{
+	/*
+	 * DCN32 and DCN321 SKUs may have different sizes for MALL
+	 *  but we may not be able to access all the MALL space.
+	 *  If the num_chans is power of 2, then we can access all
+	 *  of the available MALL space.  Otherwise, we can only
+	 *  access:
+	 *
+	 *  max_cab_size_in_bytes = total_cache_size_in_bytes *
+	 *    ((2^floor(log2(num_chans)))/num_chans)
+	 *
+	 * Calculating the MALL sizes for all available SKUs, we
+	 *  have come up with the follow simplified check.
+	 * - we have max_chans which provides the max MALL size.
+	 *  Each chans supports 4MB of MALL so:
+	 *
+	 *  total_cache_size_in_bytes = max_chans * 4 MB
+	 *
+	 * - we have avail_chans which shows the number of channels
+	 *  we can use if we can't access the entire MALL space.
+	 *  It is generally half of max_chans
+	 * - so we use the following checks:
+	 *
+	 *   if (num_chans == max_chans), return max_chans
+	 *   if (num_chans < max_chans), return avail_chans
+	 *
+	 * - exception is GC_11_0_0 where we can't access max_chans,
+	 *  so we define max_avail_chans as the maximum available
+	 *  MALL space
+	 *
+	 */
+	int gc_11_0_0_max_chans = 48;
+	int gc_11_0_0_max_avail_chans = 32;
+	int gc_11_0_0_avail_chans = 16;
+	int gc_11_0_3_max_chans = 16;
+	int gc_11_0_3_avail_chans = 8;
+	int gc_11_0_2_max_chans = 8;
+	int gc_11_0_2_avail_chans = 4;
+
+	if (ASICREV_IS_GC_11_0_0(dc->ctx->asic_id.hw_internal_rev)) {
+		return (num_chans == gc_11_0_0_max_chans) ?
+			gc_11_0_0_max_avail_chans : gc_11_0_0_avail_chans;
+	} else if (ASICREV_IS_GC_11_0_2(dc->ctx->asic_id.hw_internal_rev)) {
+		return (num_chans == gc_11_0_2_max_chans) ?
+			gc_11_0_2_max_chans : gc_11_0_2_avail_chans;
+	} else { // if (ASICREV_IS_GC_11_0_3(dc->ctx->asic_id.hw_internal_rev)) {
+		return (num_chans == gc_11_0_3_max_chans) ?
+			gc_11_0_3_max_chans : gc_11_0_3_avail_chans;
+	}
+}
diff --git a/drivers/gpu/drm/amd/display/dc/dcn32/dcn32_resource.h b/drivers/gpu/drm/amd/display/dc/dcn32/dcn32_resource.h
index b07d3b0e6a5c..a09db7c63a04 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn32/dcn32_resource.h
+++ b/drivers/gpu/drm/amd/display/dc/dcn32/dcn32_resource.h
@@ -38,6 +38,7 @@
 #define DCN3_2_MBLK_HEIGHT_4BPE 128
 #define DCN3_2_MBLK_HEIGHT_8BPE 64
 #define DCN3_2_VMIN_DISPCLK_HZ 717000000
+#define DCN3_2_DCFCLK_DS_INIT_KHZ 10000 // Choose 10Mhz for init DCFCLK DS freq
 
 #define TO_DCN32_RES_POOL(pool)\
 	container_of(pool, struct dcn32_resource_pool, base)
@@ -122,6 +123,7 @@ bool dcn32_mpo_in_use(struct dc_state *context);
 
 bool dcn32_any_surfaces_rotated(struct dc *dc, struct dc_state *context);
 bool dcn32_is_center_timing(struct pipe_ctx *pipe);
+bool dcn32_is_psr_capable(struct pipe_ctx *pipe);
 
 struct pipe_ctx *dcn32_acquire_idle_pipe_for_head_pipe_in_layer(
 		struct dc_state *state,
@@ -146,6 +148,8 @@ void dcn32_restore_mall_state(struct dc *dc,
 
 bool dcn32_allow_subvp_with_active_margin(struct pipe_ctx *pipe);
 
+unsigned int dcn32_calc_num_avail_chans_for_mall(struct dc *dc, int num_chans);
+
 /* definitions for run time init of reg offsets */
 
 /* CLK SRC */
diff --git a/drivers/gpu/drm/amd/display/dc/dcn32/dcn32_resource_helpers.c b/drivers/gpu/drm/amd/display/dc/dcn32/dcn32_resource_helpers.c
index 0fc79d75ce76..3a2d7bcc4b6d 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn32/dcn32_resource_helpers.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn32/dcn32_resource_helpers.c
@@ -251,6 +251,16 @@ bool dcn32_is_center_timing(struct pipe_ctx *pipe)
 	return is_center_timing;
 }
 
+bool dcn32_is_psr_capable(struct pipe_ctx *pipe)
+{
+	bool psr_capable = false;
+
+	if (pipe->stream && pipe->stream->link->psr_settings.psr_version != DC_PSR_VERSION_UNSUPPORTED) {
+		psr_capable = true;
+	}
+	return psr_capable;
+}
+
 /**
  * *******************************************************************************************
  * dcn32_determine_det_override: Determine DET allocation for each pipe
diff --git a/drivers/gpu/drm/amd/display/dc/dcn321/dcn321_resource.c b/drivers/gpu/drm/amd/display/dc/dcn321/dcn321_resource.c
index 260d71ca0205..fd57e0167737 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn321/dcn321_resource.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn321/dcn321_resource.c
@@ -60,7 +60,6 @@
 #include "dcn31/dcn31_hpo_dp_stream_encoder.h"
 #include "dcn31/dcn31_hpo_dp_link_encoder.h"
 #include "dcn32/dcn32_hpo_dp_link_encoder.h"
-#include "dc_link_dp.h"
 #include "dcn31/dcn31_apg.h"
 #include "dcn31/dcn31_dio_link_encoder.h"
 #include "dcn32/dcn32_dio_link_encoder.h"
@@ -1703,11 +1702,18 @@ static bool dcn321_resource_construct(
 	dc->caps.max_cursor_size = 64;
 	dc->caps.min_horizontal_blanking_period = 80;
 	dc->caps.dmdata_alloc_size = 2048;
-	dc->caps.mall_size_per_mem_channel = 0;
+	dc->caps.mall_size_per_mem_channel = 4;
 	dc->caps.mall_size_total = 0;
 	dc->caps.cursor_cache_size = dc->caps.max_cursor_size * dc->caps.max_cursor_size * 8;
 	dc->caps.cache_line_size = 64;
 	dc->caps.cache_num_ways = 16;
+
+	/* Calculate the available MALL space */
+	dc->caps.max_cab_allocation_bytes = dcn32_calc_num_avail_chans_for_mall(
+		dc, dc->ctx->dc_bios->vram_info.num_chans) *
+		dc->caps.mall_size_per_mem_channel * 1024 * 1024;
+	dc->caps.mall_size_total = dc->caps.max_cab_allocation_bytes;
+
 	dc->caps.max_cab_allocation_bytes = 33554432; // 32MB = 1024 * 1024 * 32
 	dc->caps.subvp_fw_processing_delay_us = 15;
 	dc->caps.subvp_drr_max_vblank_margin_us = 40;
diff --git a/drivers/gpu/drm/amd/display/dc/dm_helpers.h b/drivers/gpu/drm/amd/display/dc/dm_helpers.h
index af1c50ed905a..c624c768cc3d 100644
--- a/drivers/gpu/drm/amd/display/dc/dm_helpers.h
+++ b/drivers/gpu/drm/amd/display/dc/dm_helpers.h
@@ -161,6 +161,12 @@ enum dc_edid_status dm_helpers_read_local_edid(
 		struct dc_link *link,
 		struct dc_sink *sink);
 
+bool dm_helpers_dp_handle_test_pattern_request(
+		struct dc_context *ctx,
+		const struct dc_link *link,
+		union link_test_pattern dpcd_test_pattern,
+		union test_misc dpcd_test_params);
+
 void dm_set_dcn_clocks(
 		struct dc_context *ctx,
 		struct dc_clocks *clks);
diff --git a/drivers/gpu/drm/amd/display/dc/dml/dcn20/dcn20_fpu.c b/drivers/gpu/drm/amd/display/dc/dml/dcn20/dcn20_fpu.c
index d2b89c50be2a..197df404761a 100644
--- a/drivers/gpu/drm/amd/display/dc/dml/dcn20/dcn20_fpu.c
+++ b/drivers/gpu/drm/amd/display/dc/dml/dcn20/dcn20_fpu.c
@@ -26,7 +26,6 @@
 
 #include "resource.h"
 #include "clk_mgr.h"
-#include "dc_link_dp.h"
 #include "dchubbub.h"
 #include "dcn20/dcn20_resource.h"
 #include "dcn21/dcn21_resource.h"
@@ -1004,6 +1003,39 @@ static enum dcn_zstate_support_state  decide_zstate_support(struct dc *dc, struc
 	}
 }
 
+static void dcn20_adjust_freesync_v_startup(
+		const struct dc_crtc_timing *dc_crtc_timing, int *vstartup_start)
+{
+	struct dc_crtc_timing patched_crtc_timing;
+	uint32_t asic_blank_end   = 0;
+	uint32_t asic_blank_start = 0;
+	uint32_t newVstartup	  = 0;
+
+	patched_crtc_timing = *dc_crtc_timing;
+
+	if (patched_crtc_timing.flags.INTERLACE == 1) {
+		if (patched_crtc_timing.v_front_porch < 2)
+			patched_crtc_timing.v_front_porch = 2;
+	} else {
+		if (patched_crtc_timing.v_front_porch < 1)
+			patched_crtc_timing.v_front_porch = 1;
+	}
+
+	/* blank_start = frame end - front porch */
+	asic_blank_start = patched_crtc_timing.v_total -
+					patched_crtc_timing.v_front_porch;
+
+	/* blank_end = blank_start - active */
+	asic_blank_end = asic_blank_start -
+					patched_crtc_timing.v_border_bottom -
+					patched_crtc_timing.v_addressable -
+					patched_crtc_timing.v_border_top;
+
+	newVstartup = asic_blank_end + (patched_crtc_timing.v_total - asic_blank_start);
+
+	*vstartup_start = ((newVstartup > *vstartup_start) ? newVstartup : *vstartup_start);
+}
+
 void dcn20_calculate_dlg_params(
 		struct dc *dc, struct dc_state *context,
 		display_e2e_pipe_params_st *pipes,
@@ -1063,6 +1095,11 @@ void dcn20_calculate_dlg_params(
 		context->res_ctx.pipe_ctx[i].plane_res.bw.dppclk_khz =
 						pipes[pipe_idx].clks_cfg.dppclk_mhz * 1000;
 		context->res_ctx.pipe_ctx[i].pipe_dlg_param = pipes[pipe_idx].pipe.dest;
+		if (context->res_ctx.pipe_ctx[i].stream->adaptive_sync_infopacket.valid)
+			dcn20_adjust_freesync_v_startup(
+				&context->res_ctx.pipe_ctx[i].stream->timing,
+				&context->res_ctx.pipe_ctx[i].pipe_dlg_param.vstartup_start);
+
 		pipe_idx++;
 	}
 	/*save a original dppclock copy*/
diff --git a/drivers/gpu/drm/amd/display/dc/dml/dcn32/dcn32_fpu.c b/drivers/gpu/drm/amd/display/dc/dml/dcn32/dcn32_fpu.c
index 7feb8759e475..0dc1a03999b6 100644
--- a/drivers/gpu/drm/amd/display/dc/dml/dcn32/dcn32_fpu.c
+++ b/drivers/gpu/drm/amd/display/dc/dml/dcn32/dcn32_fpu.c
@@ -24,7 +24,6 @@
  *
  */
 #include "dcn32_fpu.h"
-#include "dc_link_dp.h"
 #include "dcn32/dcn32_resource.h"
 #include "dcn20/dcn20_resource.h"
 #include "display_mode_vba_util_32.h"
@@ -692,7 +691,7 @@ static bool dcn32_assign_subvp_pipe(struct dc *dc,
 		 *   to combine this with SubVP can cause issues with the scheduling).
 		 * - Not TMZ surface
 		 */
-		if (pipe->plane_state && !pipe->top_pipe && !dcn32_is_center_timing(pipe) &&
+		if (pipe->plane_state && !pipe->top_pipe && !dcn32_is_center_timing(pipe) && !dcn32_is_psr_capable(pipe) &&
 				pipe->stream->mall_stream_config.type == SUBVP_NONE && refresh_rate < 120 && !pipe->plane_state->address.tmz_surface &&
 				(vba->ActiveDRAMClockChangeLatencyMarginPerState[vba->VoltageLevel][vba->maxMpcComb][vba->pipe_plane[pipe_idx]] <= 0 ||
 				(vba->ActiveDRAMClockChangeLatencyMarginPerState[vba->VoltageLevel][vba->maxMpcComb][vba->pipe_plane[pipe_idx]] > 0 &&
@@ -1272,6 +1271,38 @@ static bool is_dtbclk_required(struct dc *dc, struct dc_state *context)
 	return false;
 }
 
+static void dcn20_adjust_freesync_v_startup(const struct dc_crtc_timing *dc_crtc_timing, int *vstartup_start)
+{
+	struct dc_crtc_timing patched_crtc_timing;
+	uint32_t asic_blank_end   = 0;
+	uint32_t asic_blank_start = 0;
+	uint32_t newVstartup	  = 0;
+
+	patched_crtc_timing = *dc_crtc_timing;
+
+	if (patched_crtc_timing.flags.INTERLACE == 1) {
+		if (patched_crtc_timing.v_front_porch < 2)
+			patched_crtc_timing.v_front_porch = 2;
+	} else {
+		if (patched_crtc_timing.v_front_porch < 1)
+			patched_crtc_timing.v_front_porch = 1;
+	}
+
+	/* blank_start = frame end - front porch */
+	asic_blank_start = patched_crtc_timing.v_total -
+					patched_crtc_timing.v_front_porch;
+
+	/* blank_end = blank_start - active */
+	asic_blank_end = asic_blank_start -
+					patched_crtc_timing.v_border_bottom -
+					patched_crtc_timing.v_addressable -
+					patched_crtc_timing.v_border_top;
+
+	newVstartup = asic_blank_end + (patched_crtc_timing.v_total - asic_blank_start);
+
+	*vstartup_start = ((newVstartup > *vstartup_start) ? newVstartup : *vstartup_start);
+}
+
 static void dcn32_calculate_dlg_params(struct dc *dc, struct dc_state *context,
 				       display_e2e_pipe_params_st *pipes,
 				       int pipe_cnt, int vlevel)
@@ -1375,6 +1406,11 @@ static void dcn32_calculate_dlg_params(struct dc *dc, struct dc_state *context,
 			}
 		}
 
+		if (context->res_ctx.pipe_ctx[i].stream->adaptive_sync_infopacket.valid)
+			dcn20_adjust_freesync_v_startup(
+				&context->res_ctx.pipe_ctx[i].stream->timing,
+				&context->res_ctx.pipe_ctx[i].pipe_dlg_param.vstartup_start);
+
 		pipe_idx++;
 	}
 	/* If DCN isn't making memory requests we can allow pstate change and lower clocks */
@@ -1601,16 +1637,12 @@ bool dcn32_internal_validate_bw(struct dc *dc,
 		 * to support with Prefetch mode 1 (dm_prefetch_support_fclk_and_stutter == 2)
 		 */
 		context->bw_ctx.dml.soc.allow_for_pstate_or_stutter_in_vblank_final =
-			dm_prefetch_support_fclk_and_stutter;
+			dm_prefetch_support_none;
 
+		context->bw_ctx.dml.validate_max_state = fast_validate;
 		vlevel = dml_get_voltage_level(&context->bw_ctx.dml, pipes, pipe_cnt);
 
-		/* Last attempt with Prefetch mode 2 (dm_prefetch_support_stutter == 3) */
-		if (vlevel == context->bw_ctx.dml.soc.num_states) {
-			context->bw_ctx.dml.soc.allow_for_pstate_or_stutter_in_vblank_final =
-				dm_prefetch_support_stutter;
-			vlevel = dml_get_voltage_level(&context->bw_ctx.dml, pipes, pipe_cnt);
-		}
+		context->bw_ctx.dml.validate_max_state = false;
 
 		if (vlevel < context->bw_ctx.dml.soc.num_states) {
 			memset(split, 0, sizeof(split));
@@ -2499,8 +2531,11 @@ void dcn32_update_bw_bounding_box_fpu(struct dc *dc, struct clk_bw_params *bw_pa
 		}
 
 		/* Override from VBIOS for num_chan */
-		if (dc->ctx->dc_bios->vram_info.num_chans)
+		if (dc->ctx->dc_bios->vram_info.num_chans) {
 			dcn3_2_soc.num_chans = dc->ctx->dc_bios->vram_info.num_chans;
+			dcn3_2_soc.mall_allocated_for_dcn_mbytes = (double)(dcn32_calc_num_avail_chans_for_mall(dc,
+				dc->ctx->dc_bios->vram_info.num_chans) * dc->caps.mall_size_per_mem_channel);
+		}
 
 		if (dc->ctx->dc_bios->vram_info.dram_channel_width_bytes)
 			dcn3_2_soc.dram_channel_width_bytes = dc->ctx->dc_bios->vram_info.dram_channel_width_bytes;
diff --git a/drivers/gpu/drm/amd/display/dc/dml/dcn32/display_mode_vba_32.c b/drivers/gpu/drm/amd/display/dc/dml/dcn32/display_mode_vba_32.c
index 6c5ab5c26b38..23e50d15e9ae 100644
--- a/drivers/gpu/drm/amd/display/dc/dml/dcn32/display_mode_vba_32.c
+++ b/drivers/gpu/drm/amd/display/dc/dml/dcn32/display_mode_vba_32.c
@@ -1639,9 +1639,14 @@ static void DISPCLKDPPCLKDCFCLKDeepSleepPrefetchParametersWatermarksAndPerforman
 static void mode_support_configuration(struct vba_vars_st *v,
 				  struct display_mode_lib *mode_lib)
 {
-	int i, j;
+	int i, j, start_state;
 
-	for (i = v->soc.num_states - 1; i >= 0; i--) {
+	if (mode_lib->validate_max_state)
+		start_state = v->soc.num_states - 1;
+	else
+		start_state = 0;
+
+	for (i = v->soc.num_states - 1; i >= start_state; i--) {
 		for (j = 0; j < 2; j++) {
 			if (mode_lib->vba.ScaleRatioAndTapsSupport == true
 				&& mode_lib->vba.SourceFormatPixelAndScanSupport == true
@@ -1710,7 +1715,7 @@ static void mode_support_configuration(struct vba_vars_st *v,
 void dml32_ModeSupportAndSystemConfigurationFull(struct display_mode_lib *mode_lib)
 {
 	struct vba_vars_st *v = &mode_lib->vba;
-	int i, j;
+	int i, j, start_state;
 	unsigned int k, m;
 	unsigned int MaximumMPCCombine;
 	unsigned int NumberOfNonCombinedSurfaceOfMaximumBandwidth;
@@ -1723,6 +1728,10 @@ void dml32_ModeSupportAndSystemConfigurationFull(struct display_mode_lib *mode_l
 #endif
 
 	/*MODE SUPPORT, VOLTAGE STATE AND SOC CONFIGURATION*/
+	if (mode_lib->validate_max_state)
+		start_state = v->soc.num_states - 1;
+	else
+		start_state = 0;
 
 	/*Scale Ratio, taps Support Check*/
 
@@ -2012,7 +2021,7 @@ void dml32_ModeSupportAndSystemConfigurationFull(struct display_mode_lib *mode_l
 	mode_lib->vba.MPCCombineMethodIncompatible = v->dummy_vars.dml32_ModeSupportAndSystemConfigurationFull.MPCCombineMethodAsNeededForPStateChangeAndVoltage
 			&& v->dummy_vars.dml32_ModeSupportAndSystemConfigurationFull.MPCCombineMethodAsPossible;
 
-	for (i = 0; i < v->soc.num_states; i++) {
+	for (i = start_state; i < v->soc.num_states; i++) {
 		for (j = 0; j < 2; j++) {
 			mode_lib->vba.TotalNumberOfActiveDPP[i][j] = 0;
 			mode_lib->vba.TotalAvailablePipesSupport[i][j] = true;
@@ -2289,7 +2298,7 @@ void dml32_ModeSupportAndSystemConfigurationFull(struct display_mode_lib *mode_l
 		}
 	}
 
-	for (i = 0; i < v->soc.num_states; ++i) {
+	for (i = start_state; i < v->soc.num_states; ++i) {
 		mode_lib->vba.ExceededMultistreamSlots[i] = false;
 		for (k = 0; k < mode_lib->vba.NumberOfActiveSurfaces; ++k) {
 			if (mode_lib->vba.OutputMultistreamEn[k] == true && mode_lib->vba.OutputMultistreamId[k] == k) {
@@ -2389,7 +2398,7 @@ void dml32_ModeSupportAndSystemConfigurationFull(struct display_mode_lib *mode_l
 		}
 	}
 
-	for (i = 0; i < v->soc.num_states; ++i) {
+	for (i = start_state; i < v->soc.num_states; ++i) {
 		mode_lib->vba.DTBCLKRequiredMoreThanSupported[i] = false;
 		for (k = 0; k < mode_lib->vba.NumberOfActiveSurfaces; ++k) {
 			if (mode_lib->vba.BlendingAndTiming[k] == k
@@ -2406,7 +2415,7 @@ void dml32_ModeSupportAndSystemConfigurationFull(struct display_mode_lib *mode_l
 		}
 	}
 
-	for (i = 0; i < v->soc.num_states; ++i) {
+	for (i = start_state; i < v->soc.num_states; ++i) {
 		mode_lib->vba.ODMCombine2To1SupportCheckOK[i] = true;
 		mode_lib->vba.ODMCombine4To1SupportCheckOK[i] = true;
 		for (k = 0; k < mode_lib->vba.NumberOfActiveSurfaces; ++k) {
@@ -2424,7 +2433,7 @@ void dml32_ModeSupportAndSystemConfigurationFull(struct display_mode_lib *mode_l
 		}
 	}
 
-	for (i = 0; i < v->soc.num_states; i++) {
+	for (i = start_state; i < v->soc.num_states; i++) {
 		mode_lib->vba.DSCCLKRequiredMoreThanSupported[i] = false;
 		for (k = 0; k <= mode_lib->vba.NumberOfActiveSurfaces - 1; k++) {
 			if (mode_lib->vba.BlendingAndTiming[k] == k) {
@@ -2461,7 +2470,7 @@ void dml32_ModeSupportAndSystemConfigurationFull(struct display_mode_lib *mode_l
 	/* Check DSC Unit and Slices Support */
 	v->dummy_vars.dml32_ModeSupportAndSystemConfigurationFull.TotalDSCUnitsRequired = 0;
 
-	for (i = 0; i < v->soc.num_states; ++i) {
+	for (i = start_state; i < v->soc.num_states; ++i) {
 		mode_lib->vba.NotEnoughDSCUnits[i] = false;
 		mode_lib->vba.NotEnoughDSCSlices[i] = false;
 		v->dummy_vars.dml32_ModeSupportAndSystemConfigurationFull.TotalDSCUnitsRequired = 0;
@@ -2496,7 +2505,7 @@ void dml32_ModeSupportAndSystemConfigurationFull(struct display_mode_lib *mode_l
 	}
 
 	/*DSC Delay per state*/
-	for (i = 0; i < v->soc.num_states; ++i) {
+	for (i = start_state; i < v->soc.num_states; ++i) {
 		for (k = 0; k < mode_lib->vba.NumberOfActiveSurfaces; ++k) {
 			mode_lib->vba.DSCDelayPerState[i][k] = dml32_DSCDelayRequirement(
 					mode_lib->vba.RequiresDSC[i][k], mode_lib->vba.ODMCombineEnablePerState[i][k],
@@ -2523,7 +2532,7 @@ void dml32_ModeSupportAndSystemConfigurationFull(struct display_mode_lib *mode_l
 
 	//Calculate Swath, DET Configuration, DCFCLKDeepSleep
 	//
-	for (i = 0; i < (int) v->soc.num_states; ++i) {
+	for (i = start_state; i < (int) v->soc.num_states; ++i) {
 		for (j = 0; j <= 1; ++j) {
 			for (k = 0; k < mode_lib->vba.NumberOfActiveSurfaces; ++k) {
 				mode_lib->vba.RequiredDPPCLKThisState[k] = mode_lib->vba.RequiredDPPCLK[i][j][k];
@@ -2661,7 +2670,7 @@ void dml32_ModeSupportAndSystemConfigurationFull(struct display_mode_lib *mode_l
 			mode_lib->vba.SurfaceSizeInMALL,
 			&mode_lib->vba.ExceededMALLSize);
 
-	for (i = 0; i < v->soc.num_states; i++) {
+	for (i = start_state; i < v->soc.num_states; i++) {
 		for (j = 0; j < 2; j++) {
 			for (k = 0; k <= mode_lib->vba.NumberOfActiveSurfaces - 1; k++) {
 				mode_lib->vba.swath_width_luma_ub_this_state[k] =
@@ -2888,7 +2897,7 @@ void dml32_ModeSupportAndSystemConfigurationFull(struct display_mode_lib *mode_l
 	}
 
 	//Calculate Return BW
-	for (i = 0; i < (int) v->soc.num_states; ++i) {
+	for (i = start_state; i < (int) v->soc.num_states; ++i) {
 		for (j = 0; j <= 1; ++j) {
 			for (k = 0; k <= mode_lib->vba.NumberOfActiveSurfaces - 1; k++) {
 				if (mode_lib->vba.BlendingAndTiming[k] == k) {
@@ -2967,7 +2976,7 @@ void dml32_ModeSupportAndSystemConfigurationFull(struct display_mode_lib *mode_l
 			&mode_lib->vba.MinPrefetchMode,
 			&mode_lib->vba.MaxPrefetchMode);
 
-	for (i = 0; i < (int) v->soc.num_states; ++i) {
+	for (i = start_state; i < (int) v->soc.num_states; ++i) {
 		for (j = 0; j <= 1; ++j)
 			mode_lib->vba.DCFCLKState[i][j] = mode_lib->vba.DCFCLKPerState[i];
 	}
@@ -3089,7 +3098,7 @@ void dml32_ModeSupportAndSystemConfigurationFull(struct display_mode_lib *mode_l
 				mode_lib->vba.DCFCLKState);
 	} // UseMinimumRequiredDCFCLK == true
 
-	for (i = 0; i < (int) v->soc.num_states; ++i) {
+	for (i = start_state; i < (int) v->soc.num_states; ++i) {
 		for (j = 0; j <= 1; ++j) {
 			mode_lib->vba.ReturnBWPerState[i][j] = dml32_get_return_bw_mbps(&mode_lib->vba.soc, i,
 					mode_lib->vba.HostVMEnable, mode_lib->vba.DCFCLKState[i][j],
@@ -3098,7 +3107,7 @@ void dml32_ModeSupportAndSystemConfigurationFull(struct display_mode_lib *mode_l
 	}
 
 	//Re-ordering Buffer Support Check
-	for (i = 0; i < (int) v->soc.num_states; ++i) {
+	for (i = start_state; i < (int) v->soc.num_states; ++i) {
 		for (j = 0; j <= 1; ++j) {
 			if ((mode_lib->vba.ROBBufferSizeInKByte - mode_lib->vba.PixelChunkSizeInKByte) * 1024
 					/ mode_lib->vba.ReturnBWPerState[i][j]
@@ -3120,7 +3129,7 @@ void dml32_ModeSupportAndSystemConfigurationFull(struct display_mode_lib *mode_l
 				+ mode_lib->vba.ReadBandwidthChroma[k];
 	}
 
-	for (i = 0; i < (int) v->soc.num_states; ++i) {
+	for (i = start_state; i < (int) v->soc.num_states; ++i) {
 		for (j = 0; j <= 1; ++j) {
 			mode_lib->vba.MaxTotalVerticalActiveAvailableBandwidth[i][j] =
 				dml_min3(mode_lib->vba.ReturnBusWidth * mode_lib->vba.DCFCLKState[i][j]
@@ -3144,7 +3153,7 @@ void dml32_ModeSupportAndSystemConfigurationFull(struct display_mode_lib *mode_l
 
 	/* Prefetch Check */
 
-	for (i = 0; i < (int) v->soc.num_states; ++i) {
+	for (i = start_state; i < (int) v->soc.num_states; ++i) {
 		for (j = 0; j <= 1; ++j) {
 
 			mode_lib->vba.TimeCalc = 24 / mode_lib->vba.ProjectedDCFCLKDeepSleep[i][j];
@@ -3662,7 +3671,7 @@ void dml32_ModeSupportAndSystemConfigurationFull(struct display_mode_lib *mode_l
 
 	MaximumMPCCombine = 0;
 
-	for (i = v->soc.num_states; i >= 0; i--) {
+	for (i = v->soc.num_states; i >= start_state; i--) {
 		if (i == v->soc.num_states || mode_lib->vba.ModeSupport[i][0] == true ||
 				mode_lib->vba.ModeSupport[i][1] == true) {
 			mode_lib->vba.VoltageLevel = i;
diff --git a/drivers/gpu/drm/amd/display/dc/dml/dcn321/dcn321_fpu.c b/drivers/gpu/drm/amd/display/dc/dml/dcn321/dcn321_fpu.c
index 0ea406145c1d..b80cef70fa60 100644
--- a/drivers/gpu/drm/amd/display/dc/dml/dcn321/dcn321_fpu.c
+++ b/drivers/gpu/drm/amd/display/dc/dml/dcn321/dcn321_fpu.c
@@ -534,8 +534,11 @@ void dcn321_update_bw_bounding_box_fpu(struct dc *dc, struct clk_bw_params *bw_p
 		}
 
 		/* Override from VBIOS for num_chan */
-		if (dc->ctx->dc_bios->vram_info.num_chans)
+		if (dc->ctx->dc_bios->vram_info.num_chans) {
 			dcn3_21_soc.num_chans = dc->ctx->dc_bios->vram_info.num_chans;
+			dcn3_21_soc.mall_allocated_for_dcn_mbytes = (double)(dcn32_calc_num_avail_chans_for_mall(dc,
+				dc->ctx->dc_bios->vram_info.num_chans) * dc->caps.mall_size_per_mem_channel);
+		}
 
 		if (dc->ctx->dc_bios->vram_info.dram_channel_width_bytes)
 			dcn3_21_soc.dram_channel_width_bytes = dc->ctx->dc_bios->vram_info.dram_channel_width_bytes;
diff --git a/drivers/gpu/drm/amd/display/dc/dml/display_mode_lib.h b/drivers/gpu/drm/amd/display/dc/dml/display_mode_lib.h
index 3d643d50c3eb..a9d49ef58fb5 100644
--- a/drivers/gpu/drm/amd/display/dc/dml/display_mode_lib.h
+++ b/drivers/gpu/drm/amd/display/dc/dml/display_mode_lib.h
@@ -91,6 +91,7 @@ struct display_mode_lib {
 	struct dal_logger *logger;
 	struct dml_funcs funcs;
 	struct _vcs_dpi_display_e2e_pipe_params_st dml_pipe_state[6];
+	bool validate_max_state;
 };
 
 void dml_init_instance(struct display_mode_lib *lib,
diff --git a/drivers/gpu/drm/amd/display/dc/hdcp/hdcp_msg.c b/drivers/gpu/drm/amd/display/dc/hdcp/hdcp_msg.c
index 906a43e85f6d..e1422e5e86c9 100644
--- a/drivers/gpu/drm/amd/display/dc/hdcp/hdcp_msg.c
+++ b/drivers/gpu/drm/amd/display/dc/hdcp/hdcp_msg.c
@@ -32,7 +32,7 @@
 #include "core_types.h"
 #include "link.h"
 #include "link_hwss.h"
-#include "link/link_dpcd.h"
+#include "link/protocols/link_dpcd.h"
 
 #define DC_LOGGER \
 	link->ctx->logger
diff --git a/drivers/gpu/drm/amd/display/dc/inc/dc_link_dp.h b/drivers/gpu/drm/amd/display/dc/inc/dc_link_dp.h
deleted file mode 100644
index 52e1aad1fce8..000000000000
--- a/drivers/gpu/drm/amd/display/dc/inc/dc_link_dp.h
+++ /dev/null
@@ -1,117 +0,0 @@
-/*
- * Copyright 2015 Advanced Micro Devices, Inc.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the "Software"),
- * to deal in the Software without restriction, including without limitation
- * the rights to use, copy, modify, merge, publish, distribute, sublicense,
- * and/or sell copies of the Software, and to permit persons to whom the
- * Software is furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in
- * all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
- * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
- * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
- * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
- * OTHER DEALINGS IN THE SOFTWARE.
- *
- * Authors: AMD
- *
- */
-
-#ifndef __DC_LINK_DP_H__
-#define __DC_LINK_DP_H__
-
-#define LINK_TRAINING_ATTEMPTS 4
-#define LINK_TRAINING_RETRY_DELAY 50 /* ms */
-#define MAX_MTP_SLOT_COUNT 64
-#define TRAINING_AUX_RD_INTERVAL 100 //us
-#define LINK_AUX_WAKE_TIMEOUT_MS 1500 // Timeout when trying to wake unresponsive DPRX.
-
-struct dc_link;
-struct dc_stream_state;
-struct dc_link_settings;
-
-enum {
-	/*
-	 * Some receivers fail to train on first try and are good
-	 * on subsequent tries. 2 retries should be plenty. If we
-	 * don't have a successful training then we don't expect to
-	 * ever get one.
-	 */
-	LINK_TRAINING_MAX_VERIFY_RETRY = 2,
-	PEAK_FACTOR_X1000 = 1006,
-};
-
-
-bool dp_verify_link_cap_with_retries(
-	struct dc_link *link,
-	struct dc_link_settings *known_limit_link_setting,
-	int attempts);
-
-bool dp_validate_mode_timing(
-	struct dc_link *link,
-	const struct dc_crtc_timing *timing);
-
-bool hpd_rx_irq_check_link_loss_status(struct dc_link *link,
-				       union hpd_irq_data *hpd_irq_dpcd_data);
-enum dc_status read_hpd_rx_irq_data(
-	struct dc_link *link,
-	union hpd_irq_data *irq_data);
-
-bool is_edp_ilr_optimization_required(struct dc_link *link, struct dc_crtc_timing *crtc_timing);
-
-void dp_enable_mst_on_sink(struct dc_link *link, bool enable);
-
-enum dp_panel_mode dp_get_panel_mode(struct dc_link *link);
-void dp_set_panel_mode(struct dc_link *link, enum dp_panel_mode panel_mode);
-
-void dpcd_write_cable_id_to_dprx(struct dc_link *link);
-
-enum dc_status dp_set_fec_ready(struct dc_link *link, const struct link_resource *link_res, bool ready);
-void dp_set_fec_enable(struct dc_link *link, bool enable);
-bool dp_set_dsc_enable(struct pipe_ctx *pipe_ctx, bool enable);
-bool dp_set_dsc_pps_sdp(struct pipe_ctx *pipe_ctx, bool enable, bool immediate_update);
-void dp_set_dsc_on_stream(struct pipe_ctx *pipe_ctx, bool enable);
-bool dp_update_dsc_config(struct pipe_ctx *pipe_ctx);
-bool dp_set_dsc_on_rx(struct pipe_ctx *pipe_ctx, bool enable);
-
-/* Initialize output parameter lt_settings. */
-void dp_decide_training_settings(
-	struct dc_link *link,
-	const struct dc_link_settings *link_setting,
-	struct link_training_settings *lt_settings);
-
-bool dpcd_write_128b_132b_sst_payload_allocation_table(
-		const struct dc_stream_state *stream,
-		struct dc_link *link,
-		struct link_mst_stream_allocation_table *proposed_table,
-		bool allocate);
-
-bool dpcd_poll_for_allocation_change_trigger(struct dc_link *link);
-
-struct fixed31_32 calculate_sst_avg_time_slots_per_mtp(
-		const struct dc_stream_state *stream,
-		const struct dc_link *link);
-void enable_dp_hpo_output(struct dc_link *link,
-		const struct link_resource *link_res,
-		const struct dc_link_settings *link_settings);
-void disable_dp_hpo_output(struct dc_link *link,
-		const struct link_resource *link_res,
-		enum signal_type signal);
-void setup_dp_hpo_stream(struct pipe_ctx *pipe_ctx, bool enable);
-void edp_panel_backlight_power_on(struct dc_link *link, bool wait_for_hpd);
-void dp_source_sequence_trace(struct dc_link *link, uint8_t dp_test_mode);
-void edp_add_delay_for_T9(struct dc_link *link);
-bool edp_receiver_ready_T9(struct dc_link *link);
-bool edp_receiver_ready_T7(struct dc_link *link);
-
-void dp_retrain_link_dp_test(struct dc_link *link,
-		struct dc_link_settings *link_setting,
-		bool skip_video_pattern);
-
-#endif /* __DC_LINK_DP_H__ */
diff --git a/drivers/gpu/drm/amd/display/dc/inc/hw/stream_encoder.h b/drivers/gpu/drm/amd/display/dc/inc/hw/stream_encoder.h
index 42db4b7b79fd..bb5ad70d4266 100644
--- a/drivers/gpu/drm/amd/display/dc/inc/hw/stream_encoder.h
+++ b/drivers/gpu/drm/amd/display/dc/inc/hw/stream_encoder.h
@@ -72,6 +72,12 @@ enum dynamic_metadata_mode {
 	dmdata_dolby_vision
 };
 
+struct enc_sdp_line_num {
+	/* Adaptive Sync SDP */
+	bool adaptive_sync_line_num_valid;
+	uint32_t adaptive_sync_line_num;
+};
+
 struct encoder_info_frame {
 	/* auxiliary video information */
 	struct dc_info_packet avi;
@@ -85,6 +91,9 @@ struct encoder_info_frame {
 	struct dc_info_packet vsc;
 	/* HDR Static MetaData */
 	struct dc_info_packet hdrsmd;
+	/* Adaptive Sync SDP*/
+	struct dc_info_packet adaptive_sync;
+	struct enc_sdp_line_num sdp_line_num;
 };
 
 struct encoder_unblank_param {
@@ -154,6 +163,10 @@ struct stream_encoder_funcs {
 	void (*stop_hdmi_info_packets)(
 		struct stream_encoder *enc);
 
+	void (*update_dp_info_packets_sdp_line_num)(
+		struct stream_encoder *enc,
+		struct encoder_info_frame *info_frame);
+
 	void (*update_dp_info_packets)(
 		struct stream_encoder *enc,
 		const struct encoder_info_frame *info_frame);
@@ -302,6 +315,10 @@ struct hpo_dp_stream_encoder_funcs {
 		bool compressed_format,
 		bool double_buffer_en);
 
+	void (*update_dp_info_packets_sdp_line_num)(
+		struct hpo_dp_stream_encoder *enc,
+		struct encoder_info_frame *info_frame);
+
 	void (*update_dp_info_packets)(
 		struct hpo_dp_stream_encoder *enc,
 		const struct encoder_info_frame *info_frame);
diff --git a/drivers/gpu/drm/amd/display/dc/inc/link.h b/drivers/gpu/drm/amd/display/dc/inc/link.h
index 3945522fb798..d4cebf49e5d4 100644
--- a/drivers/gpu/drm/amd/display/dc/inc/link.h
+++ b/drivers/gpu/drm/amd/display/dc/inc/link.h
@@ -89,4 +89,21 @@ bool link_decide_link_settings(
 	struct dc_stream_state *stream,
 	struct dc_link_settings *link_setting);
 
+void link_dp_trace_set_edp_power_timestamp(struct dc_link *link,
+		bool power_up);
+uint64_t link_dp_trace_get_edp_poweron_timestamp(struct dc_link *link);
+uint64_t link_dp_trace_get_edp_poweroff_timestamp(struct dc_link *link);
+
+bool link_is_edp_ilr_optimization_required(struct dc_link *link,
+		struct dc_crtc_timing *crtc_timing);
+
+bool link_backlight_enable_aux(struct dc_link *link, bool enable);
+void link_edp_add_delay_for_T9(struct dc_link *link);
+bool link_edp_receiver_ready_T9(struct dc_link *link);
+bool link_edp_receiver_ready_T7(struct dc_link *link);
+bool link_power_alpm_dpcd_enable(struct dc_link *link, bool enable);
+bool link_set_sink_vtotal_in_psr_active(const struct dc_link *link,
+		uint16_t psr_vtotal_idle, uint16_t psr_vtotal_su);
+void link_get_psr_residency(const struct dc_link *link, uint32_t *residency);
+
 #endif /* __DC_LINK_HPD_H__ */
diff --git a/drivers/gpu/drm/amd/display/dc/link/Makefile b/drivers/gpu/drm/amd/display/dc/link/Makefile
index 4dee0e6248b1..0f642cbac3d5 100644
--- a/drivers/gpu/drm/amd/display/dc/link/Makefile
+++ b/drivers/gpu/drm/amd/display/dc/link/Makefile
@@ -23,12 +23,34 @@
 # It abstracts the control and status of back end pipe such as DIO, HPO, DPIA,
 # PHY, HPD, DDC and etc).
 
-LINK = link_hwss_dio.o link_hwss_dpia.o link_hwss_hpo_dp.o link_dp_trace.o \
-link_hpd.o link_ddc.o link_dpcd.o link_dp_dpia.o link_dp_training.o \
-link_dp_training_8b_10b.o link_dp_training_128b_132b.o link_dp_training_dpia.o \
-link_dp_training_auxless.o link_dp_training_fixed_vs_pe_retimer.o link_dp_phy.o \
-link_dp_capability.o
+###############################################################################
+# accessories
+###############################################################################
+LINK_ACCESSORIES = link_dp_trace.o link_dp_cts.o
 
-AMD_DAL_LINK = $(addprefix $(AMDDALPATH)/dc/link/,$(LINK))
+AMD_DAL_LINK_ACCESSORIES = $(addprefix $(AMDDALPATH)/dc/link/accessories/, \
+$(LINK_ACCESSORIES))
 
-AMD_DISPLAY_FILES += $(AMD_DAL_LINK)
+AMD_DISPLAY_FILES += $(AMD_DAL_LINK_ACCESSORIES)
+###############################################################################
+# hwss
+###############################################################################
+LINK_HWSS = link_hwss_dio.o link_hwss_dpia.o link_hwss_hpo_dp.o
+
+AMD_DAL_LINK_HWSS = $(addprefix $(AMDDALPATH)/dc/link/hwss/, \
+$(LINK_HWSS))
+
+AMD_DISPLAY_FILES += $(AMD_DAL_LINK_HWSS)
+###############################################################################
+# protocols
+###############################################################################
+LINK_PROTOCOLS = link_hpd.o link_ddc.o link_dpcd.o link_dp_dpia.o \
+link_dp_training.o link_dp_training_8b_10b.o link_dp_training_128b_132b.o \
+link_dp_training_dpia.o link_dp_training_auxless.o \
+link_dp_training_fixed_vs_pe_retimer.o link_dp_phy.o link_dp_capability.o \
+link_edp_panel_control.o link_dp_irq_handler.o
+
+AMD_DAL_LINK_PROTOCOLS = $(addprefix $(AMDDALPATH)/dc/link/protocols/, \
+$(LINK_PROTOCOLS))
+
+AMD_DISPLAY_FILES += $(AMD_DAL_LINK_PROTOCOLS)
\ No newline at end of file
diff --git a/drivers/gpu/drm/amd/display/dc/link/accessories/link_dp_cts.c b/drivers/gpu/drm/amd/display/dc/link/accessories/link_dp_cts.c
new file mode 100644
index 000000000000..7fb2c0b4c4bb
--- /dev/null
+++ b/drivers/gpu/drm/amd/display/dc/link/accessories/link_dp_cts.c
@@ -0,0 +1,1055 @@
+/*
+ * Copyright 2022 Advanced Micro Devices, Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ *
+ * Authors: AMD
+ *
+ */
+#include "link_dp_cts.h"
+#include "link/protocols/link_dpcd.h"
+#include "link/protocols/link_dp_training.h"
+#include "link/protocols/link_dp_phy.h"
+#include "link/protocols/link_dp_training_fixed_vs_pe_retimer.h"
+#include "resource.h"
+#include "dm_helpers.h"
+#include "dc_dmub_srv.h"
+#include "dce/dmub_hw_lock_mgr.h"
+
+#define DC_LOGGER \
+	link->ctx->logger
+
+static enum dc_link_rate get_link_rate_from_test_link_rate(uint8_t test_rate)
+{
+	switch (test_rate) {
+	case DP_TEST_LINK_RATE_RBR:
+		return LINK_RATE_LOW;
+	case DP_TEST_LINK_RATE_HBR:
+		return LINK_RATE_HIGH;
+	case DP_TEST_LINK_RATE_HBR2:
+		return LINK_RATE_HIGH2;
+	case DP_TEST_LINK_RATE_HBR3:
+		return LINK_RATE_HIGH3;
+	case DP_TEST_LINK_RATE_UHBR10:
+		return LINK_RATE_UHBR10;
+	case DP_TEST_LINK_RATE_UHBR20:
+		return LINK_RATE_UHBR20;
+	case DP_TEST_LINK_RATE_UHBR13_5:
+		return LINK_RATE_UHBR13_5;
+	default:
+		return LINK_RATE_UNKNOWN;
+	}
+}
+
+static bool is_dp_phy_sqaure_pattern(enum dp_test_pattern test_pattern)
+{
+	return (DP_TEST_PATTERN_SQUARE_BEGIN <= test_pattern &&
+			test_pattern <= DP_TEST_PATTERN_SQUARE_END);
+}
+
+static bool is_dp_phy_pattern(enum dp_test_pattern test_pattern)
+{
+	if ((DP_TEST_PATTERN_PHY_PATTERN_BEGIN <= test_pattern &&
+			test_pattern <= DP_TEST_PATTERN_PHY_PATTERN_END) ||
+			test_pattern == DP_TEST_PATTERN_VIDEO_MODE)
+		return true;
+	else
+		return false;
+}
+
+void dp_retrain_link_dp_test(struct dc_link *link,
+			struct dc_link_settings *link_setting,
+			bool skip_video_pattern)
+{
+	struct pipe_ctx *pipe;
+	unsigned int i;
+
+	udelay(100);
+
+	for (i = 0; i < MAX_PIPES; i++) {
+		pipe = &link->dc->current_state->res_ctx.pipe_ctx[i];
+		if (pipe->stream != NULL &&
+				pipe->stream->link == link &&
+				!pipe->stream->dpms_off &&
+				!pipe->top_pipe && !pipe->prev_odm_pipe) {
+			core_link_disable_stream(pipe);
+			pipe->link_config.dp_link_settings = *link_setting;
+			update_dp_encoder_resources_for_test_harness(
+					link->dc,
+					pipe->stream->ctx->dc->current_state,
+					pipe);
+		}
+	}
+
+	for (i = 0; i < MAX_PIPES; i++) {
+		pipe = &link->dc->current_state->res_ctx.pipe_ctx[i];
+		if (pipe->stream != NULL &&
+				pipe->stream->link == link &&
+				!pipe->stream->dpms_off &&
+				!pipe->top_pipe && !pipe->prev_odm_pipe) {
+			core_link_enable_stream(
+					pipe->stream->ctx->dc->current_state,
+					pipe);
+		}
+	}
+}
+
+static void dp_test_send_link_training(struct dc_link *link)
+{
+	struct dc_link_settings link_settings = {0};
+	uint8_t test_rate = 0;
+
+	core_link_read_dpcd(
+			link,
+			DP_TEST_LANE_COUNT,
+			(unsigned char *)(&link_settings.lane_count),
+			1);
+	core_link_read_dpcd(
+			link,
+			DP_TEST_LINK_RATE,
+			&test_rate,
+			1);
+	link_settings.link_rate = get_link_rate_from_test_link_rate(test_rate);
+
+	/* Set preferred link settings */
+	link->verified_link_cap.lane_count = link_settings.lane_count;
+	link->verified_link_cap.link_rate = link_settings.link_rate;
+
+	dp_retrain_link_dp_test(link, &link_settings, false);
+}
+
+static void dp_test_get_audio_test_data(struct dc_link *link, bool disable_video)
+{
+	union audio_test_mode            dpcd_test_mode = {0};
+	struct audio_test_pattern_type   dpcd_pattern_type = {0};
+	union audio_test_pattern_period  dpcd_pattern_period[AUDIO_CHANNELS_COUNT] = {0};
+	enum dp_test_pattern test_pattern = DP_TEST_PATTERN_AUDIO_OPERATOR_DEFINED;
+
+	struct pipe_ctx *pipes = link->dc->current_state->res_ctx.pipe_ctx;
+	struct pipe_ctx *pipe_ctx = &pipes[0];
+	unsigned int channel_count;
+	unsigned int channel = 0;
+	unsigned int modes = 0;
+	unsigned int sampling_rate_in_hz = 0;
+
+	// get audio test mode and test pattern parameters
+	core_link_read_dpcd(
+		link,
+		DP_TEST_AUDIO_MODE,
+		&dpcd_test_mode.raw,
+		sizeof(dpcd_test_mode));
+
+	core_link_read_dpcd(
+		link,
+		DP_TEST_AUDIO_PATTERN_TYPE,
+		&dpcd_pattern_type.value,
+		sizeof(dpcd_pattern_type));
+
+	channel_count = min(dpcd_test_mode.bits.channel_count + 1, AUDIO_CHANNELS_COUNT);
+
+	// read pattern periods for requested channels when sawTooth pattern is requested
+	if (dpcd_pattern_type.value == AUDIO_TEST_PATTERN_SAWTOOTH ||
+			dpcd_pattern_type.value == AUDIO_TEST_PATTERN_OPERATOR_DEFINED) {
+
+		test_pattern = (dpcd_pattern_type.value == AUDIO_TEST_PATTERN_SAWTOOTH) ?
+				DP_TEST_PATTERN_AUDIO_SAWTOOTH : DP_TEST_PATTERN_AUDIO_OPERATOR_DEFINED;
+		// read period for each channel
+		for (channel = 0; channel < channel_count; channel++) {
+			core_link_read_dpcd(
+							link,
+							DP_TEST_AUDIO_PERIOD_CH1 + channel,
+							&dpcd_pattern_period[channel].raw,
+							sizeof(dpcd_pattern_period[channel]));
+		}
+	}
+
+	// translate sampling rate
+	switch (dpcd_test_mode.bits.sampling_rate) {
+	case AUDIO_SAMPLING_RATE_32KHZ:
+		sampling_rate_in_hz = 32000;
+		break;
+	case AUDIO_SAMPLING_RATE_44_1KHZ:
+		sampling_rate_in_hz = 44100;
+		break;
+	case AUDIO_SAMPLING_RATE_48KHZ:
+		sampling_rate_in_hz = 48000;
+		break;
+	case AUDIO_SAMPLING_RATE_88_2KHZ:
+		sampling_rate_in_hz = 88200;
+		break;
+	case AUDIO_SAMPLING_RATE_96KHZ:
+		sampling_rate_in_hz = 96000;
+		break;
+	case AUDIO_SAMPLING_RATE_176_4KHZ:
+		sampling_rate_in_hz = 176400;
+		break;
+	case AUDIO_SAMPLING_RATE_192KHZ:
+		sampling_rate_in_hz = 192000;
+		break;
+	default:
+		sampling_rate_in_hz = 0;
+		break;
+	}
+
+	link->audio_test_data.flags.test_requested = 1;
+	link->audio_test_data.flags.disable_video = disable_video;
+	link->audio_test_data.sampling_rate = sampling_rate_in_hz;
+	link->audio_test_data.channel_count = channel_count;
+	link->audio_test_data.pattern_type = test_pattern;
+
+	if (test_pattern == DP_TEST_PATTERN_AUDIO_SAWTOOTH) {
+		for (modes = 0; modes < pipe_ctx->stream->audio_info.mode_count; modes++) {
+			link->audio_test_data.pattern_period[modes] = dpcd_pattern_period[modes].bits.pattern_period;
+		}
+	}
+}
+
+/* TODO Raven hbr2 compliance eye output is unstable
+ * (toggling on and off) with debugger break
+ * This caueses intermittent PHY automation failure
+ * Need to look into the root cause */
+static void dp_test_send_phy_test_pattern(struct dc_link *link)
+{
+	union phy_test_pattern dpcd_test_pattern;
+	union lane_adjust dpcd_lane_adjustment[2];
+	unsigned char dpcd_post_cursor_2_adjustment = 0;
+	unsigned char test_pattern_buffer[
+			(DP_TEST_264BIT_CUSTOM_PATTERN_263_256 -
+			DP_TEST_264BIT_CUSTOM_PATTERN_7_0)+1] = {0};
+	unsigned int test_pattern_size = 0;
+	enum dp_test_pattern test_pattern;
+	union lane_adjust dpcd_lane_adjust;
+	unsigned int lane;
+	struct link_training_settings link_training_settings;
+	unsigned char no_preshoot = 0;
+	unsigned char no_deemphasis = 0;
+
+	dpcd_test_pattern.raw = 0;
+	memset(dpcd_lane_adjustment, 0, sizeof(dpcd_lane_adjustment));
+	memset(&link_training_settings, 0, sizeof(link_training_settings));
+
+	/* get phy test pattern and pattern parameters from DP receiver */
+	core_link_read_dpcd(
+			link,
+			DP_PHY_TEST_PATTERN,
+			&dpcd_test_pattern.raw,
+			sizeof(dpcd_test_pattern));
+	core_link_read_dpcd(
+			link,
+			DP_ADJUST_REQUEST_LANE0_1,
+			&dpcd_lane_adjustment[0].raw,
+			sizeof(dpcd_lane_adjustment));
+
+	/* prepare link training settings */
+	link_training_settings.link_settings = link->cur_link_settings;
+
+	link_training_settings.lttpr_mode = dc_link_decide_lttpr_mode(link, &link->cur_link_settings);
+
+	if ((link->chip_caps & EXT_DISPLAY_PATH_CAPS__DP_FIXED_VS_EN) &&
+			link_training_settings.lttpr_mode == LTTPR_MODE_TRANSPARENT)
+		dp_fixed_vs_pe_read_lane_adjust(
+				link,
+				link_training_settings.dpcd_lane_settings);
+
+	/*get post cursor 2 parameters
+	 * For DP 1.1a or eariler, this DPCD register's value is 0
+	 * For DP 1.2 or later:
+	 * Bits 1:0 = POST_CURSOR2_LANE0; Bits 3:2 = POST_CURSOR2_LANE1
+	 * Bits 5:4 = POST_CURSOR2_LANE2; Bits 7:6 = POST_CURSOR2_LANE3
+	 */
+	core_link_read_dpcd(
+			link,
+			DP_ADJUST_REQUEST_POST_CURSOR2,
+			&dpcd_post_cursor_2_adjustment,
+			sizeof(dpcd_post_cursor_2_adjustment));
+
+	/* translate request */
+	switch (dpcd_test_pattern.bits.PATTERN) {
+	case PHY_TEST_PATTERN_D10_2:
+		test_pattern = DP_TEST_PATTERN_D102;
+		break;
+	case PHY_TEST_PATTERN_SYMBOL_ERROR:
+		test_pattern = DP_TEST_PATTERN_SYMBOL_ERROR;
+		break;
+	case PHY_TEST_PATTERN_PRBS7:
+		test_pattern = DP_TEST_PATTERN_PRBS7;
+		break;
+	case PHY_TEST_PATTERN_80BIT_CUSTOM:
+		test_pattern = DP_TEST_PATTERN_80BIT_CUSTOM;
+		break;
+	case PHY_TEST_PATTERN_CP2520_1:
+		/* CP2520 pattern is unstable, temporarily use TPS4 instead */
+		test_pattern = (link->dc->caps.force_dp_tps4_for_cp2520 == 1) ?
+				DP_TEST_PATTERN_TRAINING_PATTERN4 :
+				DP_TEST_PATTERN_HBR2_COMPLIANCE_EYE;
+		break;
+	case PHY_TEST_PATTERN_CP2520_2:
+		/* CP2520 pattern is unstable, temporarily use TPS4 instead */
+		test_pattern = (link->dc->caps.force_dp_tps4_for_cp2520 == 1) ?
+				DP_TEST_PATTERN_TRAINING_PATTERN4 :
+				DP_TEST_PATTERN_HBR2_COMPLIANCE_EYE;
+		break;
+	case PHY_TEST_PATTERN_CP2520_3:
+		test_pattern = DP_TEST_PATTERN_TRAINING_PATTERN4;
+		break;
+	case PHY_TEST_PATTERN_128b_132b_TPS1:
+		test_pattern = DP_TEST_PATTERN_128b_132b_TPS1;
+		break;
+	case PHY_TEST_PATTERN_128b_132b_TPS2:
+		test_pattern = DP_TEST_PATTERN_128b_132b_TPS2;
+		break;
+	case PHY_TEST_PATTERN_PRBS9:
+		test_pattern = DP_TEST_PATTERN_PRBS9;
+		break;
+	case PHY_TEST_PATTERN_PRBS11:
+		test_pattern = DP_TEST_PATTERN_PRBS11;
+		break;
+	case PHY_TEST_PATTERN_PRBS15:
+		test_pattern = DP_TEST_PATTERN_PRBS15;
+		break;
+	case PHY_TEST_PATTERN_PRBS23:
+		test_pattern = DP_TEST_PATTERN_PRBS23;
+		break;
+	case PHY_TEST_PATTERN_PRBS31:
+		test_pattern = DP_TEST_PATTERN_PRBS31;
+		break;
+	case PHY_TEST_PATTERN_264BIT_CUSTOM:
+		test_pattern = DP_TEST_PATTERN_264BIT_CUSTOM;
+		break;
+	case PHY_TEST_PATTERN_SQUARE:
+		test_pattern = DP_TEST_PATTERN_SQUARE;
+		break;
+	case PHY_TEST_PATTERN_SQUARE_PRESHOOT_DISABLED:
+		test_pattern = DP_TEST_PATTERN_SQUARE_PRESHOOT_DISABLED;
+		no_preshoot = 1;
+		break;
+	case PHY_TEST_PATTERN_SQUARE_DEEMPHASIS_DISABLED:
+		test_pattern = DP_TEST_PATTERN_SQUARE_DEEMPHASIS_DISABLED;
+		no_deemphasis = 1;
+		break;
+	case PHY_TEST_PATTERN_SQUARE_PRESHOOT_DEEMPHASIS_DISABLED:
+		test_pattern = DP_TEST_PATTERN_SQUARE_PRESHOOT_DEEMPHASIS_DISABLED;
+		no_preshoot = 1;
+		no_deemphasis = 1;
+		break;
+	default:
+		test_pattern = DP_TEST_PATTERN_VIDEO_MODE;
+	break;
+	}
+
+	if (test_pattern == DP_TEST_PATTERN_80BIT_CUSTOM) {
+		test_pattern_size = (DP_TEST_80BIT_CUSTOM_PATTERN_79_72 -
+				DP_TEST_80BIT_CUSTOM_PATTERN_7_0) + 1;
+		core_link_read_dpcd(
+				link,
+				DP_TEST_80BIT_CUSTOM_PATTERN_7_0,
+				test_pattern_buffer,
+				test_pattern_size);
+	}
+
+	if (is_dp_phy_sqaure_pattern(test_pattern)) {
+		test_pattern_size = 1; // Square pattern data is 1 byte (DP spec)
+		core_link_read_dpcd(
+				link,
+				DP_PHY_SQUARE_PATTERN,
+				test_pattern_buffer,
+				test_pattern_size);
+	}
+
+	if (test_pattern == DP_TEST_PATTERN_264BIT_CUSTOM) {
+		test_pattern_size = (DP_TEST_264BIT_CUSTOM_PATTERN_263_256-
+				DP_TEST_264BIT_CUSTOM_PATTERN_7_0) + 1;
+		core_link_read_dpcd(
+				link,
+				DP_TEST_264BIT_CUSTOM_PATTERN_7_0,
+				test_pattern_buffer,
+				test_pattern_size);
+	}
+
+	for (lane = 0; lane <
+		(unsigned int)(link->cur_link_settings.lane_count);
+		lane++) {
+		dpcd_lane_adjust.raw =
+			dp_get_nibble_at_index(&dpcd_lane_adjustment[0].raw, lane);
+		if (link_dp_get_encoding_format(&link->cur_link_settings) ==
+				DP_8b_10b_ENCODING) {
+			link_training_settings.hw_lane_settings[lane].VOLTAGE_SWING =
+				(enum dc_voltage_swing)
+				(dpcd_lane_adjust.bits.VOLTAGE_SWING_LANE);
+			link_training_settings.hw_lane_settings[lane].PRE_EMPHASIS =
+				(enum dc_pre_emphasis)
+				(dpcd_lane_adjust.bits.PRE_EMPHASIS_LANE);
+			link_training_settings.hw_lane_settings[lane].POST_CURSOR2 =
+				(enum dc_post_cursor2)
+				((dpcd_post_cursor_2_adjustment >> (lane * 2)) & 0x03);
+		} else if (link_dp_get_encoding_format(&link->cur_link_settings) ==
+				DP_128b_132b_ENCODING) {
+			link_training_settings.hw_lane_settings[lane].FFE_PRESET.settings.level =
+					dpcd_lane_adjust.tx_ffe.PRESET_VALUE;
+			link_training_settings.hw_lane_settings[lane].FFE_PRESET.settings.no_preshoot = no_preshoot;
+			link_training_settings.hw_lane_settings[lane].FFE_PRESET.settings.no_deemphasis = no_deemphasis;
+		}
+	}
+
+	dp_hw_to_dpcd_lane_settings(&link_training_settings,
+			link_training_settings.hw_lane_settings,
+			link_training_settings.dpcd_lane_settings);
+	/*Usage: Measure DP physical lane signal
+	 * by DP SI test equipment automatically.
+	 * PHY test pattern request is generated by equipment via HPD interrupt.
+	 * HPD needs to be active all the time. HPD should be active
+	 * all the time. Do not touch it.
+	 * forward request to DS
+	 */
+	dc_link_dp_set_test_pattern(
+		link,
+		test_pattern,
+		DP_TEST_PATTERN_COLOR_SPACE_UNDEFINED,
+		&link_training_settings,
+		test_pattern_buffer,
+		test_pattern_size);
+}
+
+static void set_crtc_test_pattern(struct dc_link *link,
+				struct pipe_ctx *pipe_ctx,
+				enum dp_test_pattern test_pattern,
+				enum dp_test_pattern_color_space test_pattern_color_space)
+{
+	enum controller_dp_test_pattern controller_test_pattern;
+	enum dc_color_depth color_depth = pipe_ctx->
+		stream->timing.display_color_depth;
+	struct bit_depth_reduction_params params;
+	struct output_pixel_processor *opp = pipe_ctx->stream_res.opp;
+	int width = pipe_ctx->stream->timing.h_addressable +
+		pipe_ctx->stream->timing.h_border_left +
+		pipe_ctx->stream->timing.h_border_right;
+	int height = pipe_ctx->stream->timing.v_addressable +
+		pipe_ctx->stream->timing.v_border_bottom +
+		pipe_ctx->stream->timing.v_border_top;
+
+	memset(&params, 0, sizeof(params));
+
+	switch (test_pattern) {
+	case DP_TEST_PATTERN_COLOR_SQUARES:
+		controller_test_pattern =
+				CONTROLLER_DP_TEST_PATTERN_COLORSQUARES;
+	break;
+	case DP_TEST_PATTERN_COLOR_SQUARES_CEA:
+		controller_test_pattern =
+				CONTROLLER_DP_TEST_PATTERN_COLORSQUARES_CEA;
+	break;
+	case DP_TEST_PATTERN_VERTICAL_BARS:
+		controller_test_pattern =
+				CONTROLLER_DP_TEST_PATTERN_VERTICALBARS;
+	break;
+	case DP_TEST_PATTERN_HORIZONTAL_BARS:
+		controller_test_pattern =
+				CONTROLLER_DP_TEST_PATTERN_HORIZONTALBARS;
+	break;
+	case DP_TEST_PATTERN_COLOR_RAMP:
+		controller_test_pattern =
+				CONTROLLER_DP_TEST_PATTERN_COLORRAMP;
+	break;
+	default:
+		controller_test_pattern =
+				CONTROLLER_DP_TEST_PATTERN_VIDEOMODE;
+	break;
+	}
+
+	switch (test_pattern) {
+	case DP_TEST_PATTERN_COLOR_SQUARES:
+	case DP_TEST_PATTERN_COLOR_SQUARES_CEA:
+	case DP_TEST_PATTERN_VERTICAL_BARS:
+	case DP_TEST_PATTERN_HORIZONTAL_BARS:
+	case DP_TEST_PATTERN_COLOR_RAMP:
+	{
+		/* disable bit depth reduction */
+		pipe_ctx->stream->bit_depth_params = params;
+		opp->funcs->opp_program_bit_depth_reduction(opp, &params);
+		if (pipe_ctx->stream_res.tg->funcs->set_test_pattern)
+			pipe_ctx->stream_res.tg->funcs->set_test_pattern(pipe_ctx->stream_res.tg,
+				controller_test_pattern, color_depth);
+		else if (link->dc->hwss.set_disp_pattern_generator) {
+			struct pipe_ctx *odm_pipe;
+			enum controller_dp_color_space controller_color_space;
+			int opp_cnt = 1;
+			int offset = 0;
+			int dpg_width = width;
+
+			switch (test_pattern_color_space) {
+			case DP_TEST_PATTERN_COLOR_SPACE_RGB:
+				controller_color_space = CONTROLLER_DP_COLOR_SPACE_RGB;
+				break;
+			case DP_TEST_PATTERN_COLOR_SPACE_YCBCR601:
+				controller_color_space = CONTROLLER_DP_COLOR_SPACE_YCBCR601;
+				break;
+			case DP_TEST_PATTERN_COLOR_SPACE_YCBCR709:
+				controller_color_space = CONTROLLER_DP_COLOR_SPACE_YCBCR709;
+				break;
+			case DP_TEST_PATTERN_COLOR_SPACE_UNDEFINED:
+			default:
+				controller_color_space = CONTROLLER_DP_COLOR_SPACE_UDEFINED;
+				DC_LOG_ERROR("%s: Color space must be defined for test pattern", __func__);
+				ASSERT(0);
+				break;
+			}
+
+			for (odm_pipe = pipe_ctx->next_odm_pipe; odm_pipe; odm_pipe = odm_pipe->next_odm_pipe)
+				opp_cnt++;
+			dpg_width = width / opp_cnt;
+			offset = dpg_width;
+
+			link->dc->hwss.set_disp_pattern_generator(link->dc,
+					pipe_ctx,
+					controller_test_pattern,
+					controller_color_space,
+					color_depth,
+					NULL,
+					dpg_width,
+					height,
+					0);
+
+			for (odm_pipe = pipe_ctx->next_odm_pipe; odm_pipe; odm_pipe = odm_pipe->next_odm_pipe) {
+				struct output_pixel_processor *odm_opp = odm_pipe->stream_res.opp;
+
+				odm_opp->funcs->opp_program_bit_depth_reduction(odm_opp, &params);
+				link->dc->hwss.set_disp_pattern_generator(link->dc,
+						odm_pipe,
+						controller_test_pattern,
+						controller_color_space,
+						color_depth,
+						NULL,
+						dpg_width,
+						height,
+						offset);
+				offset += offset;
+			}
+		}
+	}
+	break;
+	case DP_TEST_PATTERN_VIDEO_MODE:
+	{
+		/* restore bitdepth reduction */
+		resource_build_bit_depth_reduction_params(pipe_ctx->stream, &params);
+		pipe_ctx->stream->bit_depth_params = params;
+		opp->funcs->opp_program_bit_depth_reduction(opp, &params);
+		if (pipe_ctx->stream_res.tg->funcs->set_test_pattern)
+			pipe_ctx->stream_res.tg->funcs->set_test_pattern(pipe_ctx->stream_res.tg,
+				CONTROLLER_DP_TEST_PATTERN_VIDEOMODE,
+				color_depth);
+		else if (link->dc->hwss.set_disp_pattern_generator) {
+			struct pipe_ctx *odm_pipe;
+			int opp_cnt = 1;
+			int dpg_width;
+
+			for (odm_pipe = pipe_ctx->next_odm_pipe; odm_pipe; odm_pipe = odm_pipe->next_odm_pipe)
+				opp_cnt++;
+
+			dpg_width = width / opp_cnt;
+			for (odm_pipe = pipe_ctx->next_odm_pipe; odm_pipe; odm_pipe = odm_pipe->next_odm_pipe) {
+				struct output_pixel_processor *odm_opp = odm_pipe->stream_res.opp;
+
+				odm_opp->funcs->opp_program_bit_depth_reduction(odm_opp, &params);
+				link->dc->hwss.set_disp_pattern_generator(link->dc,
+						odm_pipe,
+						CONTROLLER_DP_TEST_PATTERN_VIDEOMODE,
+						CONTROLLER_DP_COLOR_SPACE_UDEFINED,
+						color_depth,
+						NULL,
+						dpg_width,
+						height,
+						0);
+			}
+			link->dc->hwss.set_disp_pattern_generator(link->dc,
+					pipe_ctx,
+					CONTROLLER_DP_TEST_PATTERN_VIDEOMODE,
+					CONTROLLER_DP_COLOR_SPACE_UDEFINED,
+					color_depth,
+					NULL,
+					dpg_width,
+					height,
+					0);
+		}
+	}
+	break;
+
+	default:
+	break;
+	}
+}
+
+void dc_link_dp_handle_automated_test(struct dc_link *link)
+{
+	union test_request test_request;
+	union test_response test_response;
+
+	memset(&test_request, 0, sizeof(test_request));
+	memset(&test_response, 0, sizeof(test_response));
+
+	core_link_read_dpcd(
+		link,
+		DP_TEST_REQUEST,
+		&test_request.raw,
+		sizeof(union test_request));
+	if (test_request.bits.LINK_TRAINING) {
+		/* ACK first to let DP RX test box monitor LT sequence */
+		test_response.bits.ACK = 1;
+		core_link_write_dpcd(
+			link,
+			DP_TEST_RESPONSE,
+			&test_response.raw,
+			sizeof(test_response));
+		dp_test_send_link_training(link);
+		/* no acknowledge request is needed again */
+		test_response.bits.ACK = 0;
+	}
+	if (test_request.bits.LINK_TEST_PATTRN) {
+		union test_misc dpcd_test_params;
+		union link_test_pattern dpcd_test_pattern;
+
+		memset(&dpcd_test_pattern, 0, sizeof(dpcd_test_pattern));
+		memset(&dpcd_test_params, 0, sizeof(dpcd_test_params));
+
+		/* get link test pattern and pattern parameters */
+		core_link_read_dpcd(
+				link,
+				DP_TEST_PATTERN,
+				&dpcd_test_pattern.raw,
+				sizeof(dpcd_test_pattern));
+		core_link_read_dpcd(
+				link,
+				DP_TEST_MISC0,
+				&dpcd_test_params.raw,
+				sizeof(dpcd_test_params));
+		test_response.bits.ACK = dm_helpers_dp_handle_test_pattern_request(link->ctx, link,
+				dpcd_test_pattern, dpcd_test_params) ? 1 : 0;
+	}
+
+	if (test_request.bits.AUDIO_TEST_PATTERN) {
+		dp_test_get_audio_test_data(link, test_request.bits.TEST_AUDIO_DISABLED_VIDEO);
+		test_response.bits.ACK = 1;
+	}
+
+	if (test_request.bits.PHY_TEST_PATTERN) {
+		dp_test_send_phy_test_pattern(link);
+		test_response.bits.ACK = 1;
+	}
+
+	/* send request acknowledgment */
+	if (test_response.bits.ACK)
+		core_link_write_dpcd(
+			link,
+			DP_TEST_RESPONSE,
+			&test_response.raw,
+			sizeof(test_response));
+}
+
+bool dc_link_dp_set_test_pattern(
+	struct dc_link *link,
+	enum dp_test_pattern test_pattern,
+	enum dp_test_pattern_color_space test_pattern_color_space,
+	const struct link_training_settings *p_link_settings,
+	const unsigned char *p_custom_pattern,
+	unsigned int cust_pattern_size)
+{
+	struct pipe_ctx *pipes = link->dc->current_state->res_ctx.pipe_ctx;
+	struct pipe_ctx *pipe_ctx = NULL;
+	unsigned int lane;
+	unsigned int i;
+	unsigned char link_qual_pattern[LANE_COUNT_DP_MAX] = {0};
+	union dpcd_training_pattern training_pattern;
+	enum dpcd_phy_test_patterns pattern;
+
+	memset(&training_pattern, 0, sizeof(training_pattern));
+
+	for (i = 0; i < MAX_PIPES; i++) {
+		if (pipes[i].stream == NULL)
+			continue;
+
+		if (pipes[i].stream->link == link && !pipes[i].top_pipe && !pipes[i].prev_odm_pipe) {
+			pipe_ctx = &pipes[i];
+			break;
+		}
+	}
+
+	if (pipe_ctx == NULL)
+		return false;
+
+	/* Reset CRTC Test Pattern if it is currently running and request is VideoMode */
+	if (link->test_pattern_enabled && test_pattern ==
+			DP_TEST_PATTERN_VIDEO_MODE) {
+		/* Set CRTC Test Pattern */
+		set_crtc_test_pattern(link, pipe_ctx, test_pattern, test_pattern_color_space);
+		dp_set_hw_test_pattern(link, &pipe_ctx->link_res, test_pattern,
+				(uint8_t *)p_custom_pattern,
+				(uint32_t)cust_pattern_size);
+
+		/* Unblank Stream */
+		link->dc->hwss.unblank_stream(
+			pipe_ctx,
+			&link->verified_link_cap);
+		/* TODO:m_pHwss->MuteAudioEndpoint
+		 * (pPathMode->pDisplayPath, false);
+		 */
+
+		/* Reset Test Pattern state */
+		link->test_pattern_enabled = false;
+
+		return true;
+	}
+
+	/* Check for PHY Test Patterns */
+	if (is_dp_phy_pattern(test_pattern)) {
+		/* Set DPCD Lane Settings before running test pattern */
+		if (p_link_settings != NULL) {
+			if ((link->chip_caps & EXT_DISPLAY_PATH_CAPS__DP_FIXED_VS_EN) &&
+					p_link_settings->lttpr_mode == LTTPR_MODE_TRANSPARENT) {
+				dp_fixed_vs_pe_set_retimer_lane_settings(
+						link,
+						p_link_settings->dpcd_lane_settings,
+						p_link_settings->link_settings.lane_count);
+			} else {
+				dp_set_hw_lane_settings(link, &pipe_ctx->link_res, p_link_settings, DPRX);
+			}
+			dpcd_set_lane_settings(link, p_link_settings, DPRX);
+		}
+
+		/* Blank stream if running test pattern */
+		if (test_pattern != DP_TEST_PATTERN_VIDEO_MODE) {
+			/*TODO:
+			 * m_pHwss->
+			 * MuteAudioEndpoint(pPathMode->pDisplayPath, true);
+			 */
+			/* Blank stream */
+			link->dc->hwss.blank_stream(pipe_ctx);
+		}
+
+		dp_set_hw_test_pattern(link, &pipe_ctx->link_res, test_pattern,
+				(uint8_t *)p_custom_pattern,
+				(uint32_t)cust_pattern_size);
+
+		if (test_pattern != DP_TEST_PATTERN_VIDEO_MODE) {
+			/* Set Test Pattern state */
+			link->test_pattern_enabled = true;
+			if (p_link_settings != NULL)
+				dpcd_set_link_settings(link,
+						p_link_settings);
+		}
+
+		switch (test_pattern) {
+		case DP_TEST_PATTERN_VIDEO_MODE:
+			pattern = PHY_TEST_PATTERN_NONE;
+			break;
+		case DP_TEST_PATTERN_D102:
+			pattern = PHY_TEST_PATTERN_D10_2;
+			break;
+		case DP_TEST_PATTERN_SYMBOL_ERROR:
+			pattern = PHY_TEST_PATTERN_SYMBOL_ERROR;
+			break;
+		case DP_TEST_PATTERN_PRBS7:
+			pattern = PHY_TEST_PATTERN_PRBS7;
+			break;
+		case DP_TEST_PATTERN_80BIT_CUSTOM:
+			pattern = PHY_TEST_PATTERN_80BIT_CUSTOM;
+			break;
+		case DP_TEST_PATTERN_CP2520_1:
+			pattern = PHY_TEST_PATTERN_CP2520_1;
+			break;
+		case DP_TEST_PATTERN_CP2520_2:
+			pattern = PHY_TEST_PATTERN_CP2520_2;
+			break;
+		case DP_TEST_PATTERN_CP2520_3:
+			pattern = PHY_TEST_PATTERN_CP2520_3;
+			break;
+		case DP_TEST_PATTERN_128b_132b_TPS1:
+			pattern = PHY_TEST_PATTERN_128b_132b_TPS1;
+			break;
+		case DP_TEST_PATTERN_128b_132b_TPS2:
+			pattern = PHY_TEST_PATTERN_128b_132b_TPS2;
+			break;
+		case DP_TEST_PATTERN_PRBS9:
+			pattern = PHY_TEST_PATTERN_PRBS9;
+			break;
+		case DP_TEST_PATTERN_PRBS11:
+			pattern = PHY_TEST_PATTERN_PRBS11;
+			break;
+		case DP_TEST_PATTERN_PRBS15:
+			pattern = PHY_TEST_PATTERN_PRBS15;
+			break;
+		case DP_TEST_PATTERN_PRBS23:
+			pattern = PHY_TEST_PATTERN_PRBS23;
+			break;
+		case DP_TEST_PATTERN_PRBS31:
+			pattern = PHY_TEST_PATTERN_PRBS31;
+			break;
+		case DP_TEST_PATTERN_264BIT_CUSTOM:
+			pattern = PHY_TEST_PATTERN_264BIT_CUSTOM;
+			break;
+		case DP_TEST_PATTERN_SQUARE:
+			pattern = PHY_TEST_PATTERN_SQUARE;
+			break;
+		case DP_TEST_PATTERN_SQUARE_PRESHOOT_DISABLED:
+			pattern = PHY_TEST_PATTERN_SQUARE_PRESHOOT_DISABLED;
+			break;
+		case DP_TEST_PATTERN_SQUARE_DEEMPHASIS_DISABLED:
+			pattern = PHY_TEST_PATTERN_SQUARE_DEEMPHASIS_DISABLED;
+			break;
+		case DP_TEST_PATTERN_SQUARE_PRESHOOT_DEEMPHASIS_DISABLED:
+			pattern = PHY_TEST_PATTERN_SQUARE_PRESHOOT_DEEMPHASIS_DISABLED;
+			break;
+		default:
+			return false;
+		}
+
+		if (test_pattern == DP_TEST_PATTERN_VIDEO_MODE
+		/*TODO:&& !pPathMode->pDisplayPath->IsTargetPoweredOn()*/)
+			return false;
+
+		if (link->dpcd_caps.dpcd_rev.raw >= DPCD_REV_12) {
+			if (is_dp_phy_sqaure_pattern(test_pattern))
+				core_link_write_dpcd(link,
+						DP_LINK_SQUARE_PATTERN,
+						p_custom_pattern,
+						1);
+
+			/* tell receiver that we are sending qualification
+			 * pattern DP 1.2 or later - DP receiver's link quality
+			 * pattern is set using DPCD LINK_QUAL_LANEx_SET
+			 * register (0x10B~0x10E)\
+			 */
+			for (lane = 0; lane < LANE_COUNT_DP_MAX; lane++)
+				link_qual_pattern[lane] =
+						(unsigned char)(pattern);
+
+			core_link_write_dpcd(link,
+					DP_LINK_QUAL_LANE0_SET,
+					link_qual_pattern,
+					sizeof(link_qual_pattern));
+		} else if (link->dpcd_caps.dpcd_rev.raw >= DPCD_REV_10 ||
+			   link->dpcd_caps.dpcd_rev.raw == 0) {
+			/* tell receiver that we are sending qualification
+			 * pattern DP 1.1a or earlier - DP receiver's link
+			 * quality pattern is set using
+			 * DPCD TRAINING_PATTERN_SET -> LINK_QUAL_PATTERN_SET
+			 * register (0x102). We will use v_1.3 when we are
+			 * setting test pattern for DP 1.1.
+			 */
+			core_link_read_dpcd(link, DP_TRAINING_PATTERN_SET,
+					    &training_pattern.raw,
+					    sizeof(training_pattern));
+			training_pattern.v1_3.LINK_QUAL_PATTERN_SET = pattern;
+			core_link_write_dpcd(link, DP_TRAINING_PATTERN_SET,
+					     &training_pattern.raw,
+					     sizeof(training_pattern));
+		}
+	} else {
+		enum dc_color_space color_space = COLOR_SPACE_UNKNOWN;
+
+		switch (test_pattern_color_space) {
+		case DP_TEST_PATTERN_COLOR_SPACE_RGB:
+			color_space = COLOR_SPACE_SRGB;
+			if (test_pattern == DP_TEST_PATTERN_COLOR_SQUARES_CEA)
+				color_space = COLOR_SPACE_SRGB_LIMITED;
+			break;
+
+		case DP_TEST_PATTERN_COLOR_SPACE_YCBCR601:
+			color_space = COLOR_SPACE_YCBCR601;
+			if (test_pattern == DP_TEST_PATTERN_COLOR_SQUARES_CEA)
+				color_space = COLOR_SPACE_YCBCR601_LIMITED;
+			break;
+		case DP_TEST_PATTERN_COLOR_SPACE_YCBCR709:
+			color_space = COLOR_SPACE_YCBCR709;
+			if (test_pattern == DP_TEST_PATTERN_COLOR_SQUARES_CEA)
+				color_space = COLOR_SPACE_YCBCR709_LIMITED;
+			break;
+		default:
+			break;
+		}
+
+		if (pipe_ctx->stream_res.tg->funcs->lock_doublebuffer_enable) {
+			if (pipe_ctx->stream && should_use_dmub_lock(pipe_ctx->stream->link)) {
+				union dmub_hw_lock_flags hw_locks = { 0 };
+				struct dmub_hw_lock_inst_flags inst_flags = { 0 };
+
+				hw_locks.bits.lock_dig = 1;
+				inst_flags.dig_inst = pipe_ctx->stream_res.tg->inst;
+
+				dmub_hw_lock_mgr_cmd(link->ctx->dmub_srv,
+							true,
+							&hw_locks,
+							&inst_flags);
+			} else
+				pipe_ctx->stream_res.tg->funcs->lock_doublebuffer_enable(
+						pipe_ctx->stream_res.tg);
+		}
+
+		pipe_ctx->stream_res.tg->funcs->lock(pipe_ctx->stream_res.tg);
+		/* update MSA to requested color space */
+		pipe_ctx->stream_res.stream_enc->funcs->dp_set_stream_attribute(pipe_ctx->stream_res.stream_enc,
+				&pipe_ctx->stream->timing,
+				color_space,
+				pipe_ctx->stream->use_vsc_sdp_for_colorimetry,
+				link->dpcd_caps.dprx_feature.bits.SST_SPLIT_SDP_CAP);
+
+		if (pipe_ctx->stream->use_vsc_sdp_for_colorimetry) {
+			if (test_pattern == DP_TEST_PATTERN_COLOR_SQUARES_CEA)
+				pipe_ctx->stream->vsc_infopacket.sb[17] |= (1 << 7); // sb17 bit 7 Dynamic Range: 0 = VESA range, 1 = CTA range
+			else
+				pipe_ctx->stream->vsc_infopacket.sb[17] &= ~(1 << 7);
+			resource_build_info_frame(pipe_ctx);
+			link->dc->hwss.update_info_frame(pipe_ctx);
+		}
+
+		/* CRTC Patterns */
+		set_crtc_test_pattern(link, pipe_ctx, test_pattern, test_pattern_color_space);
+		pipe_ctx->stream_res.tg->funcs->unlock(pipe_ctx->stream_res.tg);
+		pipe_ctx->stream_res.tg->funcs->wait_for_state(pipe_ctx->stream_res.tg,
+				CRTC_STATE_VACTIVE);
+		pipe_ctx->stream_res.tg->funcs->wait_for_state(pipe_ctx->stream_res.tg,
+				CRTC_STATE_VBLANK);
+		pipe_ctx->stream_res.tg->funcs->wait_for_state(pipe_ctx->stream_res.tg,
+				CRTC_STATE_VACTIVE);
+
+		if (pipe_ctx->stream_res.tg->funcs->lock_doublebuffer_disable) {
+			if (pipe_ctx->stream && should_use_dmub_lock(pipe_ctx->stream->link)) {
+				union dmub_hw_lock_flags hw_locks = { 0 };
+				struct dmub_hw_lock_inst_flags inst_flags = { 0 };
+
+				hw_locks.bits.lock_dig = 1;
+				inst_flags.dig_inst = pipe_ctx->stream_res.tg->inst;
+
+				dmub_hw_lock_mgr_cmd(link->ctx->dmub_srv,
+							false,
+							&hw_locks,
+							&inst_flags);
+			} else
+				pipe_ctx->stream_res.tg->funcs->lock_doublebuffer_disable(
+						pipe_ctx->stream_res.tg);
+		}
+
+		/* Set Test Pattern state */
+		link->test_pattern_enabled = true;
+	}
+
+	return true;
+}
+
+void dc_link_set_drive_settings(struct dc *dc,
+				struct link_training_settings *lt_settings,
+				const struct dc_link *link)
+{
+
+	int i;
+	struct link_resource link_res;
+
+	for (i = 0; i < dc->link_count; i++)
+		if (dc->links[i] == link)
+			break;
+
+	if (i >= dc->link_count)
+		ASSERT_CRITICAL(false);
+
+	dc_link_get_cur_link_res(link, &link_res);
+	dp_set_drive_settings(dc->links[i], &link_res, lt_settings);
+}
+
+void dc_link_set_preferred_link_settings(struct dc *dc,
+					 struct dc_link_settings *link_setting,
+					 struct dc_link *link)
+{
+	int i;
+	struct pipe_ctx *pipe;
+	struct dc_stream_state *link_stream;
+	struct dc_link_settings store_settings = *link_setting;
+
+	link->preferred_link_setting = store_settings;
+
+	/* Retrain with preferred link settings only relevant for
+	 * DP signal type
+	 * Check for non-DP signal or if passive dongle present
+	 */
+	if (!dc_is_dp_signal(link->connector_signal) ||
+		link->dongle_max_pix_clk > 0)
+		return;
+
+	for (i = 0; i < MAX_PIPES; i++) {
+		pipe = &dc->current_state->res_ctx.pipe_ctx[i];
+		if (pipe->stream && pipe->stream->link) {
+			if (pipe->stream->link == link) {
+				link_stream = pipe->stream;
+				break;
+			}
+		}
+	}
+
+	/* Stream not found */
+	if (i == MAX_PIPES)
+		return;
+
+	/* Cannot retrain link if backend is off */
+	if (link_stream->dpms_off)
+		return;
+
+	if (link_decide_link_settings(link_stream, &store_settings))
+		dp_retrain_link_dp_test(link, &store_settings, false);
+}
+
+void dc_link_set_preferred_training_settings(struct dc *dc,
+						 struct dc_link_settings *link_setting,
+						 struct dc_link_training_overrides *lt_overrides,
+						 struct dc_link *link,
+						 bool skip_immediate_retrain)
+{
+	if (lt_overrides != NULL)
+		link->preferred_training_settings = *lt_overrides;
+	else
+		memset(&link->preferred_training_settings, 0, sizeof(link->preferred_training_settings));
+
+	if (link_setting != NULL) {
+		link->preferred_link_setting = *link_setting;
+	} else {
+		link->preferred_link_setting.lane_count = LANE_COUNT_UNKNOWN;
+		link->preferred_link_setting.link_rate = LINK_RATE_UNKNOWN;
+	}
+
+	if (link->connector_signal == SIGNAL_TYPE_DISPLAY_PORT &&
+			link->type == dc_connection_mst_branch)
+		dm_helpers_dp_mst_update_branch_bandwidth(dc->ctx, link);
+
+	/* Retrain now, or wait until next stream update to apply */
+	if (skip_immediate_retrain == false)
+		dc_link_set_preferred_link_settings(dc, &link->preferred_link_setting, link);
+}
+
+void dc_link_set_test_pattern(struct dc_link *link,
+		enum dp_test_pattern test_pattern,
+		enum dp_test_pattern_color_space test_pattern_color_space,
+		const struct link_training_settings *p_link_settings,
+		const unsigned char *p_custom_pattern,
+		unsigned int cust_pattern_size)
+{
+	if (link != NULL)
+		dc_link_dp_set_test_pattern(
+			link,
+			test_pattern,
+			test_pattern_color_space,
+			p_link_settings,
+			p_custom_pattern,
+			cust_pattern_size);
+}
diff --git a/drivers/gpu/drm/amd/display/dc/link/accessories/link_dp_cts.h b/drivers/gpu/drm/amd/display/dc/link/accessories/link_dp_cts.h
new file mode 100644
index 000000000000..7f17838b653b
--- /dev/null
+++ b/drivers/gpu/drm/amd/display/dc/link/accessories/link_dp_cts.h
@@ -0,0 +1,33 @@
+/*
+ * Copyright 2023 Advanced Micro Devices, Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ *
+ * Authors: AMD
+ *
+ */
+#ifndef __LINK_DP_CTS_H__
+#define __LINK_DP_CTS_H__
+#include "link.h"
+
+void dp_retrain_link_dp_test(struct dc_link *link,
+		struct dc_link_settings *link_setting,
+		bool skip_video_pattern);
+
+#endif /* __LINK_DP_CTS_H__ */
diff --git a/drivers/gpu/drm/amd/display/dc/link/link_dp_trace.c b/drivers/gpu/drm/amd/display/dc/link/accessories/link_dp_trace.c
index 2c1a3bfcdb50..04838a31e513 100644
--- a/drivers/gpu/drm/amd/display/dc/link/link_dp_trace.c
+++ b/drivers/gpu/drm/amd/display/dc/link/accessories/link_dp_trace.c
@@ -145,7 +145,7 @@ unsigned int dc_dp_trace_get_link_loss_count(struct dc_link *link)
 	return link->dp_trace.link_loss_count;
 }
 
-void dp_trace_set_edp_power_timestamp(struct dc_link *link,
+void link_dp_trace_set_edp_power_timestamp(struct dc_link *link,
 		bool power_up)
 {
 	if (!power_up)
@@ -155,12 +155,12 @@ void dp_trace_set_edp_power_timestamp(struct dc_link *link,
 		link->dp_trace.edp_trace_power_timestamps.poweron = dm_get_timestamp(link->dc->ctx);
 }
 
-uint64_t dp_trace_get_edp_poweron_timestamp(struct dc_link *link)
+uint64_t link_dp_trace_get_edp_poweron_timestamp(struct dc_link *link)
 {
 	return link->dp_trace.edp_trace_power_timestamps.poweron;
 }
 
-uint64_t dp_trace_get_edp_poweroff_timestamp(struct dc_link *link)
+uint64_t link_dp_trace_get_edp_poweroff_timestamp(struct dc_link *link)
 {
 	return link->dp_trace.edp_trace_power_timestamps.poweroff;
-}
\ No newline at end of file
+}
diff --git a/drivers/gpu/drm/amd/display/dc/link/link_dp_trace.h b/drivers/gpu/drm/amd/display/dc/link/accessories/link_dp_trace.h
index 26700e3cd65e..702f97c6ead0 100644
--- a/drivers/gpu/drm/amd/display/dc/link/link_dp_trace.h
+++ b/drivers/gpu/drm/amd/display/dc/link/accessories/link_dp_trace.h
@@ -54,9 +54,4 @@ struct dp_trace_lt_counts *dc_dp_trace_get_lt_counts(struct dc_link *link,
 		bool in_detection);
 unsigned int dc_dp_trace_get_link_loss_count(struct dc_link *link);
 
-void dp_trace_set_edp_power_timestamp(struct dc_link *link,
-		bool power_up);
-uint64_t dp_trace_get_edp_poweron_timestamp(struct dc_link *link);
-uint64_t dp_trace_get_edp_poweroff_timestamp(struct dc_link *link);
-
 #endif /* __LINK_DP_TRACE_H__ */
diff --git a/drivers/gpu/drm/amd/display/dc/link/link_hwss_dio.c b/drivers/gpu/drm/amd/display/dc/link/hwss/link_hwss_dio.c
index 33148b753c03..841a23da5dd3 100644
--- a/drivers/gpu/drm/amd/display/dc/link/link_hwss_dio.c
+++ b/drivers/gpu/drm/amd/display/dc/link/hwss/link_hwss_dio.c
@@ -24,7 +24,6 @@
  */
 #include "link_hwss_dio.h"
 #include "core_types.h"
-#include "dc_link_dp.h"
 #include "link_enc_cfg.h"
 
 void set_dio_throttled_vcp_size(struct pipe_ctx *pipe_ctx,
diff --git a/drivers/gpu/drm/amd/display/dc/link/link_hwss_dio.h b/drivers/gpu/drm/amd/display/dc/link/hwss/link_hwss_dio.h
index 9a108c3d7831..8b8a099feeb0 100644
--- a/drivers/gpu/drm/amd/display/dc/link/link_hwss_dio.h
+++ b/drivers/gpu/drm/amd/display/dc/link/hwss/link_hwss_dio.h
@@ -26,6 +26,7 @@
 #define __LINK_HWSS_DIO_H__
 
 #include "link_hwss.h"
+#include "link.h"
 
 const struct link_hwss *get_dio_link_hwss(void);
 bool can_use_dio_link_hwss(const struct dc_link *link,
diff --git a/drivers/gpu/drm/amd/display/dc/link/link_hwss_dpia.c b/drivers/gpu/drm/amd/display/dc/link/hwss/link_hwss_dpia.c
index 861f3cd5b356..861f3cd5b356 100644
--- a/drivers/gpu/drm/amd/display/dc/link/link_hwss_dpia.c
+++ b/drivers/gpu/drm/amd/display/dc/link/hwss/link_hwss_dpia.c
diff --git a/drivers/gpu/drm/amd/display/dc/link/link_hwss_dpia.h b/drivers/gpu/drm/amd/display/dc/link/hwss/link_hwss_dpia.h
index ad16ec5d9bb7..ad16ec5d9bb7 100644
--- a/drivers/gpu/drm/amd/display/dc/link/link_hwss_dpia.h
+++ b/drivers/gpu/drm/amd/display/dc/link/hwss/link_hwss_dpia.h
diff --git a/drivers/gpu/drm/amd/display/dc/link/link_hwss_hpo_dp.c b/drivers/gpu/drm/amd/display/dc/link/hwss/link_hwss_hpo_dp.c
index 164d631e8809..d8947f3233f3 100644
--- a/drivers/gpu/drm/amd/display/dc/link/link_hwss_hpo_dp.c
+++ b/drivers/gpu/drm/amd/display/dc/link/hwss/link_hwss_hpo_dp.c
@@ -26,7 +26,6 @@
 #include "dm_helpers.h"
 #include "core_types.h"
 #include "dccg.h"
-#include "dc_link_dp.h"
 #include "clk_mgr.h"
 
 static enum phyd32clk_clock_source get_phyd32clk_src(struct dc_link *link)
diff --git a/drivers/gpu/drm/amd/display/dc/link/link_hwss_hpo_dp.h b/drivers/gpu/drm/amd/display/dc/link/hwss/link_hwss_hpo_dp.h
index 57d447ec27b8..3cbb94b41a23 100644
--- a/drivers/gpu/drm/amd/display/dc/link/link_hwss_hpo_dp.h
+++ b/drivers/gpu/drm/amd/display/dc/link/hwss/link_hwss_hpo_dp.h
@@ -26,6 +26,7 @@
 #define __LINK_HWSS_HPO_DP_H__
 
 #include "link_hwss.h"
+#include "link.h"
 
 bool can_use_hpo_dp_link_hwss(const struct dc_link *link,
 		const struct link_resource *link_res);
diff --git a/drivers/gpu/drm/amd/display/dc/link/link_ddc.c b/drivers/gpu/drm/amd/display/dc/link/protocols/link_ddc.c
index 5269125bc2a4..5269125bc2a4 100644
--- a/drivers/gpu/drm/amd/display/dc/link/link_ddc.c
+++ b/drivers/gpu/drm/amd/display/dc/link/protocols/link_ddc.c
diff --git a/drivers/gpu/drm/amd/display/dc/link/link_ddc.h b/drivers/gpu/drm/amd/display/dc/link/protocols/link_ddc.h
index 86e9d2e886d6..86e9d2e886d6 100644
--- a/drivers/gpu/drm/amd/display/dc/link/link_ddc.h
+++ b/drivers/gpu/drm/amd/display/dc/link/protocols/link_ddc.h
diff --git a/drivers/gpu/drm/amd/display/dc/link/link_dp_capability.c b/drivers/gpu/drm/amd/display/dc/link/protocols/link_dp_capability.c
index e72ad1b8330f..138e5684c7fd 100644
--- a/drivers/gpu/drm/amd/display/dc/link/link_dp_capability.c
+++ b/drivers/gpu/drm/amd/display/dc/link/protocols/link_dp_capability.c
@@ -39,12 +39,13 @@
 #include "link_dpcd.h"
 #include "link_dp_dpia.h"
 #include "link_dp_phy.h"
-#include "link_dp_trace.h"
+#include "link_edp_panel_control.h"
+#include "link_dp_irq_handler.h"
+#include "link/accessories/link_dp_trace.h"
 #include "link_dp_training.h"
 #include "atomfirmware.h"
 #include "resource.h"
 #include "link_enc_cfg.h"
-#include "dc_link_dp.h"
 #include "dc_dmub_srv.h"
 
 #define DC_LOGGER \
@@ -1462,7 +1463,7 @@ enum dc_status dp_retrieve_lttpr_cap(struct dc_link *link)
 	bool vbios_lttpr_interop = link->dc->caps.vbios_lttpr_aware;
 
 	if (!vbios_lttpr_interop || !link->dc->caps.extended_aux_timeout_support)
-		return DC_ERROR_UNEXPECTED;
+		return DC_NOT_SUPPORTED;
 
 	/* By reading LTTPR capability, RX assumes that we will enable
 	 * LTTPR extended aux timeout if LTTPR is present.
@@ -1645,6 +1646,22 @@ static bool retrieve_link_cap(struct dc_link *link)
 
 		if (status != DC_OK)
 			dm_error("%s: Read DPRX caps data failed.\n", __func__);
+
+		/* AdaptiveSyncCapability  */
+		dpcd_dprx_data = 0;
+		for (i = 0; i < read_dpcd_retry_cnt; i++) {
+			status = core_link_read_dpcd(
+					link, DP_DPRX_FEATURE_ENUMERATION_LIST_CONT_1,
+					&dpcd_dprx_data, sizeof(dpcd_dprx_data));
+			if (status == DC_OK)
+				break;
+		}
+
+		link->dpcd_caps.adaptive_sync_caps.dp_adap_sync_caps.raw = dpcd_dprx_data;
+
+		if (status != DC_OK)
+			dm_error("%s: Read DPRX caps data failed. Addr:%#x\n",
+					__func__, DP_DPRX_FEATURE_ENUMERATION_LIST_CONT_1);
 	}
 
 	else {
@@ -1925,7 +1942,7 @@ void detect_edp_sink_caps(struct dc_link *link)
 	link->dpcd_caps.set_power_state_capable_edp =
 				(general_edp_cap & DP_EDP_SET_POWER_CAP) ? true:false;
 
-	dc_link_set_default_brightness_aux(link);
+	set_default_brightness_aux(link);
 
 	core_link_read_dpcd(link, DP_EDP_DPCD_REV,
 		&link->dpcd_caps.edp_rev,
@@ -2110,8 +2127,8 @@ static bool dp_verify_link_cap(
 		if (status == LINK_TRAINING_SUCCESS) {
 			success = true;
 			udelay(1000);
-			if (read_hpd_rx_irq_data(link, &irq_data) == DC_OK &&
-					hpd_rx_irq_check_link_loss_status(
+			if (dp_read_hpd_rx_irq_data(link, &irq_data) == DC_OK &&
+					dc_link_check_link_loss_status(
 							link,
 							&irq_data))
 				(*fail_count)++;
diff --git a/drivers/gpu/drm/amd/display/dc/link/link_dp_capability.h b/drivers/gpu/drm/amd/display/dc/link/protocols/link_dp_capability.h
index 5500744d2e47..f79e4a4a9db6 100644
--- a/drivers/gpu/drm/amd/display/dc/link/link_dp_capability.h
+++ b/drivers/gpu/drm/amd/display/dc/link/protocols/link_dp_capability.h
@@ -46,6 +46,15 @@ bool is_dp_active_dongle(const struct dc_link *link);
 
 bool is_dp_branch_device(const struct dc_link *link);
 
+void dpcd_write_cable_id_to_dprx(struct dc_link *link);
+
+/* Initialize output parameter lt_settings. */
+void dp_decide_training_settings(
+	struct dc_link *link,
+	const struct dc_link_settings *link_setting,
+	struct link_training_settings *lt_settings);
+
+
 bool decide_edp_link_settings_with_dsc(struct dc_link *link,
 		struct dc_link_settings *link_setting,
 		uint32_t req_bw,
@@ -62,5 +71,9 @@ bool decide_fallback_link_setting(
 		struct dc_link_settings *cur,
 		enum link_training_result training_result);
 
+bool dp_verify_link_cap_with_retries(
+	struct dc_link *link,
+	struct dc_link_settings *known_limit_link_setting,
+	int attempts);
 
 #endif /* __DC_LINK_DP_CAPABILITY_H__ */
diff --git a/drivers/gpu/drm/amd/display/dc/link/link_dp_dpia.c b/drivers/gpu/drm/amd/display/dc/link/protocols/link_dp_dpia.c
index 6136db392548..a57a2be2eba0 100644
--- a/drivers/gpu/drm/amd/display/dc/link/link_dp_dpia.c
+++ b/drivers/gpu/drm/amd/display/dc/link/protocols/link_dp_dpia.c
@@ -27,7 +27,6 @@
 #include "dc.h"
 #include "inc/core_status.h"
 #include "dc_link.h"
-#include "dc_link_dp.h"
 #include "dpcd_defs.h"
 
 #include "link_dp_dpia.h"
@@ -104,4 +103,3 @@ bool dc_link_dpia_query_hpd_status(struct dc_link *link)
 
 	return is_hpd_high;
 }
-
diff --git a/drivers/gpu/drm/amd/display/dc/link/link_dp_dpia.h b/drivers/gpu/drm/amd/display/dc/link/protocols/link_dp_dpia.h
index 98935cc10bb7..98935cc10bb7 100644
--- a/drivers/gpu/drm/amd/display/dc/link/link_dp_dpia.h
+++ b/drivers/gpu/drm/amd/display/dc/link/protocols/link_dp_dpia.h
diff --git a/drivers/gpu/drm/amd/display/dc/link/link_dp_dpia_bw.c b/drivers/gpu/drm/amd/display/dc/link/protocols/link_dp_dpia_bw.c
index 801a95b34e8c..801a95b34e8c 100644
--- a/drivers/gpu/drm/amd/display/dc/link/link_dp_dpia_bw.c
+++ b/drivers/gpu/drm/amd/display/dc/link/protocols/link_dp_dpia_bw.c
diff --git a/drivers/gpu/drm/amd/display/dc/link/link_dp_dpia_bw.h b/drivers/gpu/drm/amd/display/dc/link/protocols/link_dp_dpia_bw.h
index 58eb7b581093..58eb7b581093 100644
--- a/drivers/gpu/drm/amd/display/dc/link/link_dp_dpia_bw.h
+++ b/drivers/gpu/drm/amd/display/dc/link/protocols/link_dp_dpia_bw.h
diff --git a/drivers/gpu/drm/amd/display/dc/link/protocols/link_dp_irq_handler.c b/drivers/gpu/drm/amd/display/dc/link/protocols/link_dp_irq_handler.c
new file mode 100644
index 000000000000..9a832a9ea42d
--- /dev/null
+++ b/drivers/gpu/drm/amd/display/dc/link/protocols/link_dp_irq_handler.c
@@ -0,0 +1,401 @@
+/*
+ * Copyright 2022 Advanced Micro Devices, Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ *
+ * Authors: AMD
+ *
+ */
+
+/* FILE POLICY AND INTENDED USAGE:
+ *
+ *
+ */
+
+#include "link_dp_irq_handler.h"
+#include "link_dpcd.h"
+#include "link_dp_training.h"
+#include "link_dp_capability.h"
+#include "link/accessories/link_dp_trace.h"
+#include "dm_helpers.h"
+
+#define DC_LOGGER_INIT(logger)
+
+bool dc_link_check_link_loss_status(
+	struct dc_link *link,
+	union hpd_irq_data *hpd_irq_dpcd_data)
+{
+	uint8_t irq_reg_rx_power_state = 0;
+	enum dc_status dpcd_result = DC_ERROR_UNEXPECTED;
+	union lane_status lane_status;
+	uint32_t lane;
+	bool sink_status_changed;
+	bool return_code;
+
+	sink_status_changed = false;
+	return_code = false;
+
+	if (link->cur_link_settings.lane_count == 0)
+		return return_code;
+
+	/*1. Check that Link Status changed, before re-training.*/
+
+	/*parse lane status*/
+	for (lane = 0; lane < link->cur_link_settings.lane_count; lane++) {
+		/* check status of lanes 0,1
+		 * changed DpcdAddress_Lane01Status (0x202)
+		 */
+		lane_status.raw = dp_get_nibble_at_index(
+			&hpd_irq_dpcd_data->bytes.lane01_status.raw,
+			lane);
+
+		if (!lane_status.bits.CHANNEL_EQ_DONE_0 ||
+			!lane_status.bits.CR_DONE_0 ||
+			!lane_status.bits.SYMBOL_LOCKED_0) {
+			/* if one of the channel equalization, clock
+			 * recovery or symbol lock is dropped
+			 * consider it as (link has been
+			 * dropped) dp sink status has changed
+			 */
+			sink_status_changed = true;
+			break;
+		}
+	}
+
+	/* Check interlane align.*/
+	if (sink_status_changed ||
+		!hpd_irq_dpcd_data->bytes.lane_status_updated.bits.INTERLANE_ALIGN_DONE) {
+
+		DC_LOG_HW_HPD_IRQ("%s: Link Status changed.\n", __func__);
+
+		return_code = true;
+
+		/*2. Check that we can handle interrupt: Not in FS DOS,
+		 *  Not in "Display Timeout" state, Link is trained.
+		 */
+		dpcd_result = core_link_read_dpcd(link,
+			DP_SET_POWER,
+			&irq_reg_rx_power_state,
+			sizeof(irq_reg_rx_power_state));
+
+		if (dpcd_result != DC_OK) {
+			DC_LOG_HW_HPD_IRQ("%s: DPCD read failed to obtain power state.\n",
+				__func__);
+		} else {
+			if (irq_reg_rx_power_state != DP_SET_POWER_D0)
+				return_code = false;
+		}
+	}
+
+	return return_code;
+}
+
+static bool handle_hpd_irq_psr_sink(struct dc_link *link)
+{
+	union dpcd_psr_configuration psr_configuration;
+
+	if (!link->psr_settings.psr_feature_enabled)
+		return false;
+
+	dm_helpers_dp_read_dpcd(
+		link->ctx,
+		link,
+		368,/*DpcdAddress_PSR_Enable_Cfg*/
+		&psr_configuration.raw,
+		sizeof(psr_configuration.raw));
+
+	if (psr_configuration.bits.ENABLE) {
+		unsigned char dpcdbuf[3] = {0};
+		union psr_error_status psr_error_status;
+		union psr_sink_psr_status psr_sink_psr_status;
+
+		dm_helpers_dp_read_dpcd(
+			link->ctx,
+			link,
+			0x2006, /*DpcdAddress_PSR_Error_Status*/
+			(unsigned char *) dpcdbuf,
+			sizeof(dpcdbuf));
+
+		/*DPCD 2006h   ERROR STATUS*/
+		psr_error_status.raw = dpcdbuf[0];
+		/*DPCD 2008h   SINK PANEL SELF REFRESH STATUS*/
+		psr_sink_psr_status.raw = dpcdbuf[2];
+
+		if (psr_error_status.bits.LINK_CRC_ERROR ||
+				psr_error_status.bits.RFB_STORAGE_ERROR ||
+				psr_error_status.bits.VSC_SDP_ERROR) {
+			bool allow_active;
+
+			/* Acknowledge and clear error bits */
+			dm_helpers_dp_write_dpcd(
+				link->ctx,
+				link,
+				8198,/*DpcdAddress_PSR_Error_Status*/
+				&psr_error_status.raw,
+				sizeof(psr_error_status.raw));
+
+			/* PSR error, disable and re-enable PSR */
+			if (link->psr_settings.psr_allow_active) {
+				allow_active = false;
+				dc_link_set_psr_allow_active(link, &allow_active, true, false, NULL);
+				allow_active = true;
+				dc_link_set_psr_allow_active(link, &allow_active, true, false, NULL);
+			}
+
+			return true;
+		} else if (psr_sink_psr_status.bits.SINK_SELF_REFRESH_STATUS ==
+				PSR_SINK_STATE_ACTIVE_DISPLAY_FROM_SINK_RFB){
+			/* No error is detect, PSR is active.
+			 * We should return with IRQ_HPD handled without
+			 * checking for loss of sync since PSR would have
+			 * powered down main link.
+			 */
+			return true;
+		}
+	}
+	return false;
+}
+
+void dc_link_dp_handle_link_loss(struct dc_link *link)
+{
+	int i;
+	struct pipe_ctx *pipe_ctx;
+
+	for (i = 0; i < MAX_PIPES; i++) {
+		pipe_ctx = &link->dc->current_state->res_ctx.pipe_ctx[i];
+		if (pipe_ctx && pipe_ctx->stream && pipe_ctx->stream->link == link)
+			break;
+	}
+
+	if (pipe_ctx == NULL || pipe_ctx->stream == NULL)
+		return;
+
+	for (i = 0; i < MAX_PIPES; i++) {
+		pipe_ctx = &link->dc->current_state->res_ctx.pipe_ctx[i];
+		if (pipe_ctx && pipe_ctx->stream && !pipe_ctx->stream->dpms_off &&
+				pipe_ctx->stream->link == link && !pipe_ctx->prev_odm_pipe)
+			core_link_disable_stream(pipe_ctx);
+	}
+
+	for (i = 0; i < MAX_PIPES; i++) {
+		pipe_ctx = &link->dc->current_state->res_ctx.pipe_ctx[i];
+		if (pipe_ctx && pipe_ctx->stream && !pipe_ctx->stream->dpms_off
+				&& pipe_ctx->stream->link == link && !pipe_ctx->prev_odm_pipe) {
+			// Always use max settings here for DP 1.4a LL Compliance CTS
+			if (link->is_automated) {
+				pipe_ctx->link_config.dp_link_settings.lane_count =
+						link->verified_link_cap.lane_count;
+				pipe_ctx->link_config.dp_link_settings.link_rate =
+						link->verified_link_cap.link_rate;
+				pipe_ctx->link_config.dp_link_settings.link_spread =
+						link->verified_link_cap.link_spread;
+			}
+			core_link_enable_stream(link->dc->current_state, pipe_ctx);
+		}
+	}
+}
+
+enum dc_status dp_read_hpd_rx_irq_data(
+	struct dc_link *link,
+	union hpd_irq_data *irq_data)
+{
+	static enum dc_status retval;
+
+	/* The HW reads 16 bytes from 200h on HPD,
+	 * but if we get an AUX_DEFER, the HW cannot retry
+	 * and this causes the CTS tests 4.3.2.1 - 3.2.4 to
+	 * fail, so we now explicitly read 6 bytes which is
+	 * the req from the above mentioned test cases.
+	 *
+	 * For DP 1.4 we need to read those from 2002h range.
+	 */
+	if (link->dpcd_caps.dpcd_rev.raw < DPCD_REV_14)
+		retval = core_link_read_dpcd(
+			link,
+			DP_SINK_COUNT,
+			irq_data->raw,
+			sizeof(union hpd_irq_data));
+	else {
+		/* Read 14 bytes in a single read and then copy only the required fields.
+		 * This is more efficient than doing it in two separate AUX reads. */
+
+		uint8_t tmp[DP_SINK_STATUS_ESI - DP_SINK_COUNT_ESI + 1];
+
+		retval = core_link_read_dpcd(
+			link,
+			DP_SINK_COUNT_ESI,
+			tmp,
+			sizeof(tmp));
+
+		if (retval != DC_OK)
+			return retval;
+
+		irq_data->bytes.sink_cnt.raw = tmp[DP_SINK_COUNT_ESI - DP_SINK_COUNT_ESI];
+		irq_data->bytes.device_service_irq.raw = tmp[DP_DEVICE_SERVICE_IRQ_VECTOR_ESI0 - DP_SINK_COUNT_ESI];
+		irq_data->bytes.lane01_status.raw = tmp[DP_LANE0_1_STATUS_ESI - DP_SINK_COUNT_ESI];
+		irq_data->bytes.lane23_status.raw = tmp[DP_LANE2_3_STATUS_ESI - DP_SINK_COUNT_ESI];
+		irq_data->bytes.lane_status_updated.raw = tmp[DP_LANE_ALIGN_STATUS_UPDATED_ESI - DP_SINK_COUNT_ESI];
+		irq_data->bytes.sink_status.raw = tmp[DP_SINK_STATUS_ESI - DP_SINK_COUNT_ESI];
+	}
+
+	return retval;
+}
+
+/*************************Short Pulse IRQ***************************/
+bool dc_link_dp_allow_hpd_rx_irq(const struct dc_link *link)
+{
+	/*
+	 * Don't handle RX IRQ unless one of following is met:
+	 * 1) The link is established (cur_link_settings != unknown)
+	 * 2) We know we're dealing with a branch device, SST or MST
+	 */
+
+	if ((link->cur_link_settings.lane_count != LANE_COUNT_UNKNOWN) ||
+		is_dp_branch_device(link))
+		return true;
+
+	return false;
+}
+
+bool dc_link_handle_hpd_rx_irq(struct dc_link *link, union hpd_irq_data *out_hpd_irq_dpcd_data, bool *out_link_loss,
+							bool defer_handling, bool *has_left_work)
+{
+	union hpd_irq_data hpd_irq_dpcd_data = {0};
+	union device_service_irq device_service_clear = {0};
+	enum dc_status result;
+	bool status = false;
+
+	if (out_link_loss)
+		*out_link_loss = false;
+
+	if (has_left_work)
+		*has_left_work = false;
+	/* For use cases related to down stream connection status change,
+	 * PSR and device auto test, refer to function handle_sst_hpd_irq
+	 * in DAL2.1*/
+
+	DC_LOG_HW_HPD_IRQ("%s: Got short pulse HPD on link %d\n",
+		__func__, link->link_index);
+
+
+	 /* All the "handle_hpd_irq_xxx()" methods
+		 * should be called only after
+		 * dal_dpsst_ls_read_hpd_irq_data
+		 * Order of calls is important too
+		 */
+	result = dp_read_hpd_rx_irq_data(link, &hpd_irq_dpcd_data);
+	if (out_hpd_irq_dpcd_data)
+		*out_hpd_irq_dpcd_data = hpd_irq_dpcd_data;
+
+	if (result != DC_OK) {
+		DC_LOG_HW_HPD_IRQ("%s: DPCD read failed to obtain irq data\n",
+			__func__);
+		return false;
+	}
+
+	if (hpd_irq_dpcd_data.bytes.device_service_irq.bits.AUTOMATED_TEST) {
+		// Workaround for DP 1.4a LL Compliance CTS as USB4 has to share encoders unlike DP and USBC
+		link->is_automated = true;
+		device_service_clear.bits.AUTOMATED_TEST = 1;
+		core_link_write_dpcd(
+			link,
+			DP_DEVICE_SERVICE_IRQ_VECTOR,
+			&device_service_clear.raw,
+			sizeof(device_service_clear.raw));
+		device_service_clear.raw = 0;
+		if (defer_handling && has_left_work)
+			*has_left_work = true;
+		else
+			dc_link_dp_handle_automated_test(link);
+		return false;
+	}
+
+	if (!dc_link_dp_allow_hpd_rx_irq(link)) {
+		DC_LOG_HW_HPD_IRQ("%s: skipping HPD handling on %d\n",
+			__func__, link->link_index);
+		return false;
+	}
+
+	if (handle_hpd_irq_psr_sink(link))
+		/* PSR-related error was detected and handled */
+		return true;
+
+	/* If PSR-related error handled, Main link may be off,
+	 * so do not handle as a normal sink status change interrupt.
+	 */
+
+	if (hpd_irq_dpcd_data.bytes.device_service_irq.bits.UP_REQ_MSG_RDY) {
+		if (defer_handling && has_left_work)
+			*has_left_work = true;
+		return true;
+	}
+
+	/* check if we have MST msg and return since we poll for it */
+	if (hpd_irq_dpcd_data.bytes.device_service_irq.bits.DOWN_REP_MSG_RDY) {
+		if (defer_handling && has_left_work)
+			*has_left_work = true;
+		return false;
+	}
+
+	/* For now we only handle 'Downstream port status' case.
+	 * If we got sink count changed it means
+	 * Downstream port status changed,
+	 * then DM should call DC to do the detection.
+	 * NOTE: Do not handle link loss on eDP since it is internal link*/
+	if ((link->connector_signal != SIGNAL_TYPE_EDP) &&
+		dc_link_check_link_loss_status(
+			link,
+			&hpd_irq_dpcd_data)) {
+		/* Connectivity log: link loss */
+		CONN_DATA_LINK_LOSS(link,
+					hpd_irq_dpcd_data.raw,
+					sizeof(hpd_irq_dpcd_data),
+					"Status: ");
+
+		if (defer_handling && has_left_work)
+			*has_left_work = true;
+		else
+			dc_link_dp_handle_link_loss(link);
+
+		status = false;
+		if (out_link_loss)
+			*out_link_loss = true;
+
+		dp_trace_link_loss_increment(link);
+	}
+
+	if (link->type == dc_connection_sst_branch &&
+		hpd_irq_dpcd_data.bytes.sink_cnt.bits.SINK_COUNT
+			!= link->dpcd_sink_count)
+		status = true;
+
+	/* reasons for HPD RX:
+	 * 1. Link Loss - ie Re-train the Link
+	 * 2. MST sideband message
+	 * 3. Automated Test - ie. Internal Commit
+	 * 4. CP (copy protection) - (not interesting for DM???)
+	 * 5. DRR
+	 * 6. Downstream Port status changed
+	 * -ie. Detect - this the only one
+	 * which is interesting for DM because
+	 * it must call dc_link_detect.
+	 */
+	return status;
+}
+
diff --git a/drivers/gpu/drm/amd/display/dc/link/link_hwss_hpo_frl.h b/drivers/gpu/drm/amd/display/dc/link/protocols/link_dp_irq_handler.h
index ea8d9760132f..cac7acd33511 100644
--- a/drivers/gpu/drm/amd/display/dc/link/link_hwss_hpo_frl.h
+++ b/drivers/gpu/drm/amd/display/dc/link/protocols/link_dp_irq_handler.h
@@ -22,13 +22,14 @@
  * Authors: AMD
  *
  */
-#ifndef __LINK_HWSS_HPO_FRL_H__
-#define __LINK_HWSS_HPO_FRL_H__
 
-#include "link_hwss.h"
+#ifndef __DC_LINK_DP_IRQ_HANDLER_H__
+#define __DC_LINK_DP_IRQ_HANDLER_H__
 
-bool can_use_hpo_frl_link_hwss(const struct dc_link *link,
-		const struct link_resource *link_res);
-const struct link_hwss *get_hpo_frl_link_hwss(void);
+#include "link.h"
 
-#endif /* __LINK_HWSS_HPO_FRL_H__ */
+enum dc_status dp_read_hpd_rx_irq_data(
+	struct dc_link *link,
+	union hpd_irq_data *irq_data);
+
+#endif /* __DC_LINK_DP_IRQ_HANDLER_H__ */
diff --git a/drivers/gpu/drm/amd/display/dc/link/link_dp_phy.c b/drivers/gpu/drm/amd/display/dc/link/protocols/link_dp_phy.c
index afe3b21335c2..5e531620926f 100644
--- a/drivers/gpu/drm/amd/display/dc/link/link_dp_phy.c
+++ b/drivers/gpu/drm/amd/display/dc/link/protocols/link_dp_phy.c
@@ -36,27 +36,10 @@
 #include "link_dp_capability.h"
 #include "clk_mgr.h"
 #include "resource.h"
-#include "dc_link_dp.h"
 
 #define DC_LOGGER \
 	link->ctx->logger
 
-void dc_link_dp_set_drive_settings(
-	struct dc_link *link,
-	const struct link_resource *link_res,
-	struct link_training_settings *lt_settings)
-{
-	/* program ASIC PHY settings*/
-	dp_set_hw_lane_settings(link, link_res, lt_settings, DPRX);
-
-	dp_hw_to_dpcd_lane_settings(lt_settings,
-			lt_settings->hw_lane_settings,
-			lt_settings->dpcd_lane_settings);
-
-	/* Notify DP sink the PHY settings from source */
-	dpcd_set_lane_settings(link, lt_settings, DPRX);
-}
-
 void dc_link_dp_receiver_power_ctrl(struct dc_link *link, bool on)
 {
 	uint8_t state;
@@ -143,3 +126,19 @@ void dp_set_hw_lane_settings(
 			link_settings->hw_lane_settings,
 			sizeof(link->cur_lane_setting));
 }
+
+void dp_set_drive_settings(
+	struct dc_link *link,
+	const struct link_resource *link_res,
+	struct link_training_settings *lt_settings)
+{
+	/* program ASIC PHY settings*/
+	dp_set_hw_lane_settings(link, link_res, lt_settings, DPRX);
+
+	dp_hw_to_dpcd_lane_settings(lt_settings,
+			lt_settings->hw_lane_settings,
+			lt_settings->dpcd_lane_settings);
+
+	/* Notify DP sink the PHY settings from source */
+	dpcd_set_lane_settings(link, lt_settings, DPRX);
+}
diff --git a/drivers/gpu/drm/amd/display/dc/link/link_dp_phy.h b/drivers/gpu/drm/amd/display/dc/link/protocols/link_dp_phy.h
index 717e078fd564..850da64c9005 100644
--- a/drivers/gpu/drm/amd/display/dc/link/link_dp_phy.h
+++ b/drivers/gpu/drm/amd/display/dc/link/protocols/link_dp_phy.h
@@ -48,4 +48,9 @@ void dp_set_hw_lane_settings(
 		const struct link_training_settings *link_settings,
 		uint32_t offset);
 
+void dp_set_drive_settings(
+	struct dc_link *link,
+	const struct link_resource *link_res,
+	struct link_training_settings *lt_settings);
+
 #endif /* __DC_LINK_DP_PHY_H__ */
diff --git a/drivers/gpu/drm/amd/display/dc/link/link_dp_training.c b/drivers/gpu/drm/amd/display/dc/link/protocols/link_dp_training.c
index e49e0258a1bd..18ec09b5a8ba 100644
--- a/drivers/gpu/drm/amd/display/dc/link/link_dp_training.c
+++ b/drivers/gpu/drm/amd/display/dc/link/protocols/link_dp_training.c
@@ -37,10 +37,10 @@
 #include "link_dp_training_dpia.h"
 #include "link_dp_training_fixed_vs_pe_retimer.h"
 #include "link_dpcd.h"
-#include "link_dp_trace.h"
+#include "link/accessories/link_dp_trace.h"
 #include "link_dp_phy.h"
 #include "link_dp_capability.h"
-#include "dc_link_dp.h"
+#include "link_edp_panel_control.h"
 #include "atomfirmware.h"
 #include "link_enc_cfg.h"
 #include "resource.h"
@@ -239,7 +239,7 @@ enum dpcd_training_patterns
 	return dpcd_tr_pattern;
 }
 
-static uint8_t get_nibble_at_index(const uint8_t *buf,
+uint8_t dp_get_nibble_at_index(const uint8_t *buf,
 	uint32_t index)
 {
 	uint8_t nibble;
@@ -519,7 +519,7 @@ enum link_training_result dp_check_link_loss_status(
 		/*
 		 * check lanes status
 		 */
-		lane_status.raw = get_nibble_at_index(&dpcd_buf[2], lane);
+		lane_status.raw = dp_get_nibble_at_index(&dpcd_buf[2], lane);
 
 		if (!lane_status.bits.CHANNEL_EQ_DONE_0 ||
 			!lane_status.bits.CR_DONE_0 ||
@@ -578,9 +578,9 @@ enum dc_status dp_get_lane_status_and_lane_adjust(
 		lane++) {
 
 		ln_status[lane].raw =
-			get_nibble_at_index(&dpcd_buf[0], lane);
+			dp_get_nibble_at_index(&dpcd_buf[0], lane);
 		ln_adjust[lane].raw =
-			get_nibble_at_index(&dpcd_buf[lane_adjust_offset], lane);
+			dp_get_nibble_at_index(&dpcd_buf[lane_adjust_offset], lane);
 	}
 
 	ln_align->raw = dpcd_buf[2];
@@ -1389,7 +1389,7 @@ static bool perform_post_lt_adj_req_sequence(
 				dp_decide_lane_settings(lt_settings, dpcd_lane_adjust,
 						lt_settings->hw_lane_settings, lt_settings->dpcd_lane_settings);
 
-				dc_link_dp_set_drive_settings(link,
+				dp_set_drive_settings(link,
 						link_res,
 						lt_settings);
 				break;
diff --git a/drivers/gpu/drm/amd/display/dc/link/link_dp_training.h b/drivers/gpu/drm/amd/display/dc/link/protocols/link_dp_training.h
index 376d370e3bbb..a04948635369 100644
--- a/drivers/gpu/drm/amd/display/dc/link/link_dp_training.h
+++ b/drivers/gpu/drm/amd/display/dc/link/protocols/link_dp_training.h
@@ -176,4 +176,7 @@ void dp_log_training_result(
 
 uint32_t dp_translate_training_aux_read_interval(
 		uint32_t dpcd_aux_read_interval);
+
+uint8_t dp_get_nibble_at_index(const uint8_t *buf,
+	uint32_t index);
 #endif /* __DC_LINK_DP_TRAINING_H__ */
diff --git a/drivers/gpu/drm/amd/display/dc/link/link_dp_training_128b_132b.c b/drivers/gpu/drm/amd/display/dc/link/protocols/link_dp_training_128b_132b.c
index bfabebed5868..23d380f09a21 100644
--- a/drivers/gpu/drm/amd/display/dc/link/link_dp_training_128b_132b.c
+++ b/drivers/gpu/drm/amd/display/dc/link/protocols/link_dp_training_128b_132b.c
@@ -32,7 +32,6 @@
 #include "link_dpcd.h"
 #include "link_dp_phy.h"
 #include "link_dp_capability.h"
-#include "dc_link_dp.h"
 
 #define DC_LOGGER \
 	link->ctx->logger
diff --git a/drivers/gpu/drm/amd/display/dc/link/link_dp_training_128b_132b.h b/drivers/gpu/drm/amd/display/dc/link/protocols/link_dp_training_128b_132b.h
index 2147f24efc8b..2147f24efc8b 100644
--- a/drivers/gpu/drm/amd/display/dc/link/link_dp_training_128b_132b.h
+++ b/drivers/gpu/drm/amd/display/dc/link/protocols/link_dp_training_128b_132b.h
diff --git a/drivers/gpu/drm/amd/display/dc/link/link_dp_training_8b_10b.c b/drivers/gpu/drm/amd/display/dc/link/protocols/link_dp_training_8b_10b.c
index ec8b619d51c5..14b98e096d39 100644
--- a/drivers/gpu/drm/amd/display/dc/link/link_dp_training_8b_10b.c
+++ b/drivers/gpu/drm/amd/display/dc/link/protocols/link_dp_training_8b_10b.c
@@ -31,7 +31,6 @@
 #include "link_dpcd.h"
 #include "link_dp_phy.h"
 #include "link_dp_capability.h"
-#include "dc_link_dp.h"
 
 #define DC_LOGGER \
 	link->ctx->logger
diff --git a/drivers/gpu/drm/amd/display/dc/link/link_dp_training_8b_10b.h b/drivers/gpu/drm/amd/display/dc/link/protocols/link_dp_training_8b_10b.h
index d26de15ce954..d26de15ce954 100644
--- a/drivers/gpu/drm/amd/display/dc/link/link_dp_training_8b_10b.h
+++ b/drivers/gpu/drm/amd/display/dc/link/protocols/link_dp_training_8b_10b.h
diff --git a/drivers/gpu/drm/amd/display/dc/link/link_dp_training_auxless.c b/drivers/gpu/drm/amd/display/dc/link/protocols/link_dp_training_auxless.c
index f84b6ea53e8b..e50ec5012559 100644
--- a/drivers/gpu/drm/amd/display/dc/link/link_dp_training_auxless.c
+++ b/drivers/gpu/drm/amd/display/dc/link/protocols/link_dp_training_auxless.c
@@ -28,7 +28,6 @@
  */
 #include "link_dp_training_auxless.h"
 #include "link_dp_phy.h"
-#include "dc_link_dp.h"
 #define DC_LOGGER \
 	link->ctx->logger
 bool dc_link_dp_perform_link_training_skip_aux(
diff --git a/drivers/gpu/drm/amd/display/dc/link/link_dp_training_auxless.h b/drivers/gpu/drm/amd/display/dc/link/protocols/link_dp_training_auxless.h
index 413999cd03c4..413999cd03c4 100644
--- a/drivers/gpu/drm/amd/display/dc/link/link_dp_training_auxless.h
+++ b/drivers/gpu/drm/amd/display/dc/link/protocols/link_dp_training_auxless.h
diff --git a/drivers/gpu/drm/amd/display/dc/link/link_dp_training_dpia.c b/drivers/gpu/drm/amd/display/dc/link/protocols/link_dp_training_dpia.c
index cf47db1c2141..05657627ae45 100644
--- a/drivers/gpu/drm/amd/display/dc/link/link_dp_training_dpia.c
+++ b/drivers/gpu/drm/amd/display/dc/link/protocols/link_dp_training_dpia.c
@@ -30,7 +30,6 @@
 #include "dc.h"
 #include "inc/core_status.h"
 #include "dc_link.h"
-#include "dc_link_dp.h"
 #include "dpcd_defs.h"
 
 #include "link_dp_dpia.h"
diff --git a/drivers/gpu/drm/amd/display/dc/link/link_dp_training_dpia.h b/drivers/gpu/drm/amd/display/dc/link/protocols/link_dp_training_dpia.h
index 0150f2916421..0150f2916421 100644
--- a/drivers/gpu/drm/amd/display/dc/link/link_dp_training_dpia.h
+++ b/drivers/gpu/drm/amd/display/dc/link/protocols/link_dp_training_dpia.h
diff --git a/drivers/gpu/drm/amd/display/dc/link/link_dp_training_fixed_vs_pe_retimer.c b/drivers/gpu/drm/amd/display/dc/link/protocols/link_dp_training_fixed_vs_pe_retimer.c
index 860b5eea89aa..a4071d2959a0 100644
--- a/drivers/gpu/drm/amd/display/dc/link/link_dp_training_fixed_vs_pe_retimer.c
+++ b/drivers/gpu/drm/amd/display/dc/link/protocols/link_dp_training_fixed_vs_pe_retimer.c
@@ -36,7 +36,6 @@
 #include "link_dpcd.h"
 #include "link_dp_phy.h"
 #include "link_dp_capability.h"
-#include "dc_link_dp.h"
 
 #define DC_LOGGER \
 	link->ctx->logger
diff --git a/drivers/gpu/drm/amd/display/dc/link/link_dp_training_fixed_vs_pe_retimer.h b/drivers/gpu/drm/amd/display/dc/link/protocols/link_dp_training_fixed_vs_pe_retimer.h
index e61970e27661..e61970e27661 100644
--- a/drivers/gpu/drm/amd/display/dc/link/link_dp_training_fixed_vs_pe_retimer.h
+++ b/drivers/gpu/drm/amd/display/dc/link/protocols/link_dp_training_fixed_vs_pe_retimer.h
diff --git a/drivers/gpu/drm/amd/display/dc/link/link_dpcd.c b/drivers/gpu/drm/amd/display/dc/link/protocols/link_dpcd.c
index 5c9a30211c10..5c9a30211c10 100644
--- a/drivers/gpu/drm/amd/display/dc/link/link_dpcd.c
+++ b/drivers/gpu/drm/amd/display/dc/link/protocols/link_dpcd.c
diff --git a/drivers/gpu/drm/amd/display/dc/link/link_dpcd.h b/drivers/gpu/drm/amd/display/dc/link/protocols/link_dpcd.h
index 08d787a1e451..08d787a1e451 100644
--- a/drivers/gpu/drm/amd/display/dc/link/link_dpcd.h
+++ b/drivers/gpu/drm/amd/display/dc/link/protocols/link_dpcd.h
diff --git a/drivers/gpu/drm/amd/display/dc/link/protocols/link_edp_panel_control.c b/drivers/gpu/drm/amd/display/dc/link/protocols/link_edp_panel_control.c
new file mode 100644
index 000000000000..97e02b5b21ae
--- /dev/null
+++ b/drivers/gpu/drm/amd/display/dc/link/protocols/link_edp_panel_control.c
@@ -0,0 +1,833 @@
+/*
+ * Copyright 2022 Advanced Micro Devices, Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ *
+ * Authors: AMD
+ *
+ */
+
+/* FILE POLICY AND INTENDED USAGE:
+ * This file implements retrieval and configuration of eDP panel features such
+ * as PSR and ABM and it also manages specs defined eDP panel power sequences.
+ */
+
+#include "link_edp_panel_control.h"
+#include "link_dpcd.h"
+#include "link_dp_capability.h"
+#include "dm_helpers.h"
+#include "dal_asic_id.h"
+#include "dce/dmub_psr.h"
+#include "abm.h"
+#define DC_LOGGER_INIT(logger)
+
+void dp_set_panel_mode(struct dc_link *link, enum dp_panel_mode panel_mode)
+{
+	union dpcd_edp_config edp_config_set;
+	bool panel_mode_edp = false;
+
+	memset(&edp_config_set, '\0', sizeof(union dpcd_edp_config));
+
+	if (panel_mode != DP_PANEL_MODE_DEFAULT) {
+
+		switch (panel_mode) {
+		case DP_PANEL_MODE_EDP:
+		case DP_PANEL_MODE_SPECIAL:
+			panel_mode_edp = true;
+			break;
+
+		default:
+				break;
+		}
+
+		/*set edp panel mode in receiver*/
+		core_link_read_dpcd(
+			link,
+			DP_EDP_CONFIGURATION_SET,
+			&edp_config_set.raw,
+			sizeof(edp_config_set.raw));
+
+		if (edp_config_set.bits.PANEL_MODE_EDP
+			!= panel_mode_edp) {
+			enum dc_status result;
+
+			edp_config_set.bits.PANEL_MODE_EDP =
+			panel_mode_edp;
+			result = core_link_write_dpcd(
+				link,
+				DP_EDP_CONFIGURATION_SET,
+				&edp_config_set.raw,
+				sizeof(edp_config_set.raw));
+
+			ASSERT(result == DC_OK);
+		}
+	}
+	DC_LOG_DETECTION_DP_CAPS("Link: %d eDP panel mode supported: %d "
+		 "eDP panel mode enabled: %d \n",
+		 link->link_index,
+		 link->dpcd_caps.panel_mode_edp,
+		 panel_mode_edp);
+}
+
+enum dp_panel_mode dp_get_panel_mode(struct dc_link *link)
+{
+	/* We need to explicitly check that connector
+	 * is not DP. Some Travis_VGA get reported
+	 * by video bios as DP.
+	 */
+	if (link->connector_signal != SIGNAL_TYPE_DISPLAY_PORT) {
+
+		switch (link->dpcd_caps.branch_dev_id) {
+		case DP_BRANCH_DEVICE_ID_0022B9:
+			/* alternate scrambler reset is required for Travis
+			 * for the case when external chip does not
+			 * provide sink device id, alternate scrambler
+			 * scheme will  be overriden later by querying
+			 * Encoder features
+			 */
+			if (strncmp(
+				link->dpcd_caps.branch_dev_name,
+				DP_VGA_LVDS_CONVERTER_ID_2,
+				sizeof(
+				link->dpcd_caps.
+				branch_dev_name)) == 0) {
+					return DP_PANEL_MODE_SPECIAL;
+			}
+			break;
+		case DP_BRANCH_DEVICE_ID_00001A:
+			/* alternate scrambler reset is required for Travis
+			 * for the case when external chip does not provide
+			 * sink device id, alternate scrambler scheme will
+			 * be overriden later by querying Encoder feature
+			 */
+			if (strncmp(link->dpcd_caps.branch_dev_name,
+				DP_VGA_LVDS_CONVERTER_ID_3,
+				sizeof(
+				link->dpcd_caps.
+				branch_dev_name)) == 0) {
+					return DP_PANEL_MODE_SPECIAL;
+			}
+			break;
+		default:
+			break;
+		}
+	}
+
+	if (link->dpcd_caps.panel_mode_edp &&
+		(link->connector_signal == SIGNAL_TYPE_EDP ||
+		 (link->connector_signal == SIGNAL_TYPE_DISPLAY_PORT &&
+		  link->is_internal_display))) {
+		return DP_PANEL_MODE_EDP;
+	}
+
+	return DP_PANEL_MODE_DEFAULT;
+}
+
+bool dc_link_set_backlight_level_nits(struct dc_link *link,
+		bool isHDR,
+		uint32_t backlight_millinits,
+		uint32_t transition_time_in_ms)
+{
+	struct dpcd_source_backlight_set dpcd_backlight_set;
+	uint8_t backlight_control = isHDR ? 1 : 0;
+
+	if (!link || (link->connector_signal != SIGNAL_TYPE_EDP &&
+			link->connector_signal != SIGNAL_TYPE_DISPLAY_PORT))
+		return false;
+
+	// OLEDs have no PWM, they can only use AUX
+	if (link->dpcd_sink_ext_caps.bits.oled == 1)
+		backlight_control = 1;
+
+	*(uint32_t *)&dpcd_backlight_set.backlight_level_millinits = backlight_millinits;
+	*(uint16_t *)&dpcd_backlight_set.backlight_transition_time_ms = (uint16_t)transition_time_in_ms;
+
+
+	if (core_link_write_dpcd(link, DP_SOURCE_BACKLIGHT_LEVEL,
+			(uint8_t *)(&dpcd_backlight_set),
+			sizeof(dpcd_backlight_set)) != DC_OK)
+		return false;
+
+	if (core_link_write_dpcd(link, DP_SOURCE_BACKLIGHT_CONTROL,
+			&backlight_control, 1) != DC_OK)
+		return false;
+
+	return true;
+}
+
+bool dc_link_get_backlight_level_nits(struct dc_link *link,
+		uint32_t *backlight_millinits_avg,
+		uint32_t *backlight_millinits_peak)
+{
+	union dpcd_source_backlight_get dpcd_backlight_get;
+
+	memset(&dpcd_backlight_get, 0, sizeof(union dpcd_source_backlight_get));
+
+	if (!link || (link->connector_signal != SIGNAL_TYPE_EDP &&
+			link->connector_signal != SIGNAL_TYPE_DISPLAY_PORT))
+		return false;
+
+	if (!core_link_read_dpcd(link, DP_SOURCE_BACKLIGHT_CURRENT_PEAK,
+			dpcd_backlight_get.raw,
+			sizeof(union dpcd_source_backlight_get)))
+		return false;
+
+	*backlight_millinits_avg =
+		dpcd_backlight_get.bytes.backlight_millinits_avg;
+	*backlight_millinits_peak =
+		dpcd_backlight_get.bytes.backlight_millinits_peak;
+
+	/* On non-supported panels dpcd_read usually succeeds with 0 returned */
+	if (*backlight_millinits_avg == 0 ||
+			*backlight_millinits_avg > *backlight_millinits_peak)
+		return false;
+
+	return true;
+}
+
+bool link_backlight_enable_aux(struct dc_link *link, bool enable)
+{
+	uint8_t backlight_enable = enable ? 1 : 0;
+
+	if (!link || (link->connector_signal != SIGNAL_TYPE_EDP &&
+		link->connector_signal != SIGNAL_TYPE_DISPLAY_PORT))
+		return false;
+
+	if (core_link_write_dpcd(link, DP_SOURCE_BACKLIGHT_ENABLE,
+		&backlight_enable, 1) != DC_OK)
+		return false;
+
+	return true;
+}
+
+// we read default from 0x320 because we expect BIOS wrote it there
+// regular get_backlight_nit reads from panel set at 0x326
+static bool read_default_bl_aux(struct dc_link *link, uint32_t *backlight_millinits)
+{
+	if (!link || (link->connector_signal != SIGNAL_TYPE_EDP &&
+		link->connector_signal != SIGNAL_TYPE_DISPLAY_PORT))
+		return false;
+
+	if (!core_link_read_dpcd(link, DP_SOURCE_BACKLIGHT_LEVEL,
+		(uint8_t *) backlight_millinits,
+		sizeof(uint32_t)))
+		return false;
+
+	return true;
+}
+
+bool set_default_brightness_aux(struct dc_link *link)
+{
+	uint32_t default_backlight;
+
+	if (link && link->dpcd_sink_ext_caps.bits.oled == 1) {
+		if (!read_default_bl_aux(link, &default_backlight))
+			default_backlight = 150000;
+		// if < 5 nits or > 5000, it might be wrong readback
+		if (default_backlight < 5000 || default_backlight > 5000000)
+			default_backlight = 150000; //
+
+		return dc_link_set_backlight_level_nits(link, true,
+				default_backlight, 0);
+	}
+	return false;
+}
+
+bool link_is_edp_ilr_optimization_required(struct dc_link *link,
+		struct dc_crtc_timing *crtc_timing)
+{
+	struct dc_link_settings link_setting;
+	uint8_t link_bw_set;
+	uint8_t link_rate_set;
+	uint32_t req_bw;
+	union lane_count_set lane_count_set = {0};
+
+	ASSERT(link || crtc_timing); // invalid input
+
+	if (link->dpcd_caps.edp_supported_link_rates_count == 0 ||
+			!link->panel_config.ilr.optimize_edp_link_rate)
+		return false;
+
+
+	// Read DPCD 00100h to find if standard link rates are set
+	core_link_read_dpcd(link, DP_LINK_BW_SET,
+				&link_bw_set, sizeof(link_bw_set));
+
+	if (link_bw_set) {
+		DC_LOG_EVENT_LINK_TRAINING("eDP ILR: Optimization required, VBIOS used link_bw_set\n");
+		return true;
+	}
+
+	// Read DPCD 00115h to find the edp link rate set used
+	core_link_read_dpcd(link, DP_LINK_RATE_SET,
+			    &link_rate_set, sizeof(link_rate_set));
+
+	// Read DPCD 00101h to find out the number of lanes currently set
+	core_link_read_dpcd(link, DP_LANE_COUNT_SET,
+				&lane_count_set.raw, sizeof(lane_count_set));
+
+	req_bw = dc_bandwidth_in_kbps_from_timing(crtc_timing);
+
+	if (!crtc_timing->flags.DSC)
+		dc_link_decide_edp_link_settings(link, &link_setting, req_bw);
+	else
+		decide_edp_link_settings_with_dsc(link, &link_setting, req_bw, LINK_RATE_UNKNOWN);
+
+	if (link->dpcd_caps.edp_supported_link_rates[link_rate_set] != link_setting.link_rate ||
+			lane_count_set.bits.LANE_COUNT_SET != link_setting.lane_count) {
+		DC_LOG_EVENT_LINK_TRAINING("eDP ILR: Optimization required, VBIOS link_rate_set not optimal\n");
+		return true;
+	}
+
+	DC_LOG_EVENT_LINK_TRAINING("eDP ILR: No optimization required, VBIOS set optimal link_rate_set\n");
+	return false;
+}
+
+void dc_link_edp_panel_backlight_power_on(struct dc_link *link, bool wait_for_hpd)
+{
+	if (link->connector_signal != SIGNAL_TYPE_EDP)
+		return;
+
+	link->dc->hwss.edp_power_control(link, true);
+	if (wait_for_hpd)
+		link->dc->hwss.edp_wait_for_hpd_ready(link, true);
+	if (link->dc->hwss.edp_backlight_control)
+		link->dc->hwss.edp_backlight_control(link, true);
+}
+
+bool dc_link_wait_for_t12(struct dc_link *link)
+{
+	if (link->connector_signal == SIGNAL_TYPE_EDP && link->dc->hwss.edp_wait_for_T12) {
+		link->dc->hwss.edp_wait_for_T12(link);
+
+		return true;
+	}
+
+	return false;
+}
+
+void link_edp_add_delay_for_T9(struct dc_link *link)
+{
+	if (link && link->panel_config.pps.extra_delay_backlight_off > 0)
+		udelay(link->panel_config.pps.extra_delay_backlight_off * 1000);
+}
+
+bool link_edp_receiver_ready_T9(struct dc_link *link)
+{
+	unsigned int tries = 0;
+	unsigned char sinkstatus = 0;
+	unsigned char edpRev = 0;
+	enum dc_status result = DC_OK;
+
+	result = core_link_read_dpcd(link, DP_EDP_DPCD_REV, &edpRev, sizeof(edpRev));
+
+	/* start from eDP version 1.2, SINK_STAUS indicate the sink is ready.*/
+	if (result == DC_OK && edpRev >= DP_EDP_12) {
+		do {
+			sinkstatus = 1;
+			result = core_link_read_dpcd(link, DP_SINK_STATUS, &sinkstatus, sizeof(sinkstatus));
+			if (sinkstatus == 0)
+				break;
+			if (result != DC_OK)
+				break;
+			udelay(100); //MAx T9
+		} while (++tries < 50);
+	}
+
+	return result;
+}
+
+bool link_edp_receiver_ready_T7(struct dc_link *link)
+{
+	unsigned char sinkstatus = 0;
+	unsigned char edpRev = 0;
+	enum dc_status result = DC_OK;
+
+	/* use absolute time stamp to constrain max T7*/
+	unsigned long long enter_timestamp = 0;
+	unsigned long long finish_timestamp = 0;
+	unsigned long long time_taken_in_ns = 0;
+
+	result = core_link_read_dpcd(link, DP_EDP_DPCD_REV, &edpRev, sizeof(edpRev));
+
+	if (result == DC_OK && edpRev >= DP_EDP_12) {
+		/* start from eDP version 1.2, SINK_STAUS indicate the sink is ready.*/
+		enter_timestamp = dm_get_timestamp(link->ctx);
+		do {
+			sinkstatus = 0;
+			result = core_link_read_dpcd(link, DP_SINK_STATUS, &sinkstatus, sizeof(sinkstatus));
+			if (sinkstatus == 1)
+				break;
+			if (result != DC_OK)
+				break;
+			udelay(25);
+			finish_timestamp = dm_get_timestamp(link->ctx);
+			time_taken_in_ns = dm_get_elapse_time_in_ns(link->ctx, finish_timestamp, enter_timestamp);
+		} while (time_taken_in_ns < 50 * 1000000); //MAx T7 is 50ms
+	}
+
+	if (link && link->panel_config.pps.extra_t7_ms > 0)
+		udelay(link->panel_config.pps.extra_t7_ms * 1000);
+
+	return result;
+}
+
+bool link_power_alpm_dpcd_enable(struct dc_link *link, bool enable)
+{
+	bool ret = false;
+	union dpcd_alpm_configuration alpm_config;
+
+	if (link->psr_settings.psr_version == DC_PSR_VERSION_SU_1) {
+		memset(&alpm_config, 0, sizeof(alpm_config));
+
+		alpm_config.bits.ENABLE = (enable ? true : false);
+		ret = dm_helpers_dp_write_dpcd(link->ctx, link,
+				DP_RECEIVER_ALPM_CONFIG, &alpm_config.raw,
+				sizeof(alpm_config.raw));
+	}
+	return ret;
+}
+
+static struct pipe_ctx *get_pipe_from_link(const struct dc_link *link)
+{
+	int i;
+	struct dc *dc = link->ctx->dc;
+	struct pipe_ctx *pipe_ctx = NULL;
+
+	for (i = 0; i < MAX_PIPES; i++) {
+		if (dc->current_state->res_ctx.pipe_ctx[i].stream) {
+			if (dc->current_state->res_ctx.pipe_ctx[i].stream->link == link) {
+				pipe_ctx = &dc->current_state->res_ctx.pipe_ctx[i];
+				break;
+			}
+		}
+	}
+
+	return pipe_ctx;
+}
+
+bool dc_link_set_backlight_level(const struct dc_link *link,
+		uint32_t backlight_pwm_u16_16,
+		uint32_t frame_ramp)
+{
+	struct dc  *dc = link->ctx->dc;
+
+	DC_LOGGER_INIT(link->ctx->logger);
+	DC_LOG_BACKLIGHT("New Backlight level: %d (0x%X)\n",
+			backlight_pwm_u16_16, backlight_pwm_u16_16);
+
+	if (dc_is_embedded_signal(link->connector_signal)) {
+		struct pipe_ctx *pipe_ctx = get_pipe_from_link(link);
+
+		if (pipe_ctx) {
+			/* Disable brightness ramping when the display is blanked
+			 * as it can hang the DMCU
+			 */
+			if (pipe_ctx->plane_state == NULL)
+				frame_ramp = 0;
+		} else {
+			return false;
+		}
+
+		dc->hwss.set_backlight_level(
+				pipe_ctx,
+				backlight_pwm_u16_16,
+				frame_ramp);
+	}
+	return true;
+}
+
+bool dc_link_set_psr_allow_active(struct dc_link *link, const bool *allow_active,
+		bool wait, bool force_static, const unsigned int *power_opts)
+{
+	struct dc  *dc = link->ctx->dc;
+	struct dmcu *dmcu = dc->res_pool->dmcu;
+	struct dmub_psr *psr = dc->res_pool->psr;
+	unsigned int panel_inst;
+
+	if (psr == NULL && force_static)
+		return false;
+
+	if (!dc_get_edp_link_panel_inst(dc, link, &panel_inst))
+		return false;
+
+	if ((allow_active != NULL) && (*allow_active == true) && (link->type == dc_connection_none)) {
+		// Don't enter PSR if panel is not connected
+		return false;
+	}
+
+	/* Set power optimization flag */
+	if (power_opts && link->psr_settings.psr_power_opt != *power_opts) {
+		link->psr_settings.psr_power_opt = *power_opts;
+
+		if (psr != NULL && link->psr_settings.psr_feature_enabled && psr->funcs->psr_set_power_opt)
+			psr->funcs->psr_set_power_opt(psr, link->psr_settings.psr_power_opt, panel_inst);
+	}
+
+	if (psr != NULL && link->psr_settings.psr_feature_enabled &&
+			force_static && psr->funcs->psr_force_static)
+		psr->funcs->psr_force_static(psr, panel_inst);
+
+	/* Enable or Disable PSR */
+	if (allow_active && link->psr_settings.psr_allow_active != *allow_active) {
+		link->psr_settings.psr_allow_active = *allow_active;
+
+		if (!link->psr_settings.psr_allow_active)
+			dc_z10_restore(dc);
+
+		if (psr != NULL && link->psr_settings.psr_feature_enabled) {
+			psr->funcs->psr_enable(psr, link->psr_settings.psr_allow_active, wait, panel_inst);
+		} else if ((dmcu != NULL && dmcu->funcs->is_dmcu_initialized(dmcu)) &&
+			link->psr_settings.psr_feature_enabled)
+			dmcu->funcs->set_psr_enable(dmcu, link->psr_settings.psr_allow_active, wait);
+		else
+			return false;
+	}
+	return true;
+}
+
+bool dc_link_get_psr_state(const struct dc_link *link, enum dc_psr_state *state)
+{
+	struct dc  *dc = link->ctx->dc;
+	struct dmcu *dmcu = dc->res_pool->dmcu;
+	struct dmub_psr *psr = dc->res_pool->psr;
+	unsigned int panel_inst;
+
+	if (!dc_get_edp_link_panel_inst(dc, link, &panel_inst))
+		return false;
+
+	if (psr != NULL && link->psr_settings.psr_feature_enabled)
+		psr->funcs->psr_get_state(psr, state, panel_inst);
+	else if (dmcu != NULL && link->psr_settings.psr_feature_enabled)
+		dmcu->funcs->get_psr_state(dmcu, state);
+
+	return true;
+}
+
+static inline enum physical_phy_id
+transmitter_to_phy_id(struct dc_link *link)
+{
+	struct dc_context *dc_ctx = link->ctx;
+	enum transmitter transmitter_value = link->link_enc->transmitter;
+
+	switch (transmitter_value) {
+	case TRANSMITTER_UNIPHY_A:
+		return PHYLD_0;
+	case TRANSMITTER_UNIPHY_B:
+		return PHYLD_1;
+	case TRANSMITTER_UNIPHY_C:
+		return PHYLD_2;
+	case TRANSMITTER_UNIPHY_D:
+		return PHYLD_3;
+	case TRANSMITTER_UNIPHY_E:
+		return PHYLD_4;
+	case TRANSMITTER_UNIPHY_F:
+		return PHYLD_5;
+	case TRANSMITTER_NUTMEG_CRT:
+		return PHYLD_6;
+	case TRANSMITTER_TRAVIS_CRT:
+		return PHYLD_7;
+	case TRANSMITTER_TRAVIS_LCD:
+		return PHYLD_8;
+	case TRANSMITTER_UNIPHY_G:
+		return PHYLD_9;
+	case TRANSMITTER_COUNT:
+		return PHYLD_COUNT;
+	case TRANSMITTER_UNKNOWN:
+		return PHYLD_UNKNOWN;
+	default:
+		DC_ERROR("Unknown transmitter value %d\n", transmitter_value);
+		return PHYLD_UNKNOWN;
+	}
+}
+
+bool dc_link_setup_psr(struct dc_link *link,
+		const struct dc_stream_state *stream, struct psr_config *psr_config,
+		struct psr_context *psr_context)
+{
+	struct dc *dc;
+	struct dmcu *dmcu;
+	struct dmub_psr *psr;
+	int i;
+	unsigned int panel_inst;
+	/* updateSinkPsrDpcdConfig*/
+	union dpcd_psr_configuration psr_configuration;
+	union dpcd_sink_active_vtotal_control_mode vtotal_control = {0};
+
+	psr_context->controllerId = CONTROLLER_ID_UNDEFINED;
+
+	if (!link)
+		return false;
+
+	dc = link->ctx->dc;
+	dmcu = dc->res_pool->dmcu;
+	psr = dc->res_pool->psr;
+
+	if (!dmcu && !psr)
+		return false;
+
+	if (!dc_get_edp_link_panel_inst(dc, link, &panel_inst))
+		return false;
+
+
+	memset(&psr_configuration, 0, sizeof(psr_configuration));
+
+	psr_configuration.bits.ENABLE                    = 1;
+	psr_configuration.bits.CRC_VERIFICATION          = 1;
+	psr_configuration.bits.FRAME_CAPTURE_INDICATION  =
+			psr_config->psr_frame_capture_indication_req;
+
+	/* Check for PSR v2*/
+	if (link->psr_settings.psr_version == DC_PSR_VERSION_SU_1) {
+		/* For PSR v2 selective update.
+		 * Indicates whether sink should start capturing
+		 * immediately following active scan line,
+		 * or starting with the 2nd active scan line.
+		 */
+		psr_configuration.bits.LINE_CAPTURE_INDICATION = 0;
+		/*For PSR v2, determines whether Sink should generate
+		 * IRQ_HPD when CRC mismatch is detected.
+		 */
+		psr_configuration.bits.IRQ_HPD_WITH_CRC_ERROR    = 1;
+		/* For PSR v2, set the bit when the Source device will
+		 * be enabling PSR2 operation.
+		 */
+		psr_configuration.bits.ENABLE_PSR2    = 1;
+		/* For PSR v2, the Sink device must be able to receive
+		 * SU region updates early in the frame time.
+		 */
+		psr_configuration.bits.EARLY_TRANSPORT_ENABLE    = 1;
+	}
+
+	dm_helpers_dp_write_dpcd(
+		link->ctx,
+		link,
+		368,
+		&psr_configuration.raw,
+		sizeof(psr_configuration.raw));
+
+	if (link->psr_settings.psr_version == DC_PSR_VERSION_SU_1) {
+		link_power_alpm_dpcd_enable(link, true);
+		psr_context->su_granularity_required =
+			psr_config->su_granularity_required;
+		psr_context->su_y_granularity =
+			psr_config->su_y_granularity;
+		psr_context->line_time_in_us = psr_config->line_time_in_us;
+
+		/* linux must be able to expose AMD Source DPCD definition
+		 * in order to support FreeSync PSR
+		 */
+		if (link->psr_settings.psr_vtotal_control_support) {
+			psr_context->rate_control_caps = psr_config->rate_control_caps;
+			vtotal_control.bits.ENABLE = true;
+			core_link_write_dpcd(link, DP_SINK_PSR_ACTIVE_VTOTAL_CONTROL_MODE,
+							&vtotal_control.raw, sizeof(vtotal_control.raw));
+		}
+	}
+
+	psr_context->channel = link->ddc->ddc_pin->hw_info.ddc_channel;
+	psr_context->transmitterId = link->link_enc->transmitter;
+	psr_context->engineId = link->link_enc->preferred_engine;
+
+	for (i = 0; i < MAX_PIPES; i++) {
+		if (dc->current_state->res_ctx.pipe_ctx[i].stream
+				== stream) {
+			/* dmcu -1 for all controller id values,
+			 * therefore +1 here
+			 */
+			psr_context->controllerId =
+				dc->current_state->res_ctx.
+				pipe_ctx[i].stream_res.tg->inst + 1;
+			break;
+		}
+	}
+
+	/* Hardcoded for now.  Can be Pcie or Uniphy (or Unknown)*/
+	psr_context->phyType = PHY_TYPE_UNIPHY;
+	/*PhyId is associated with the transmitter id*/
+	psr_context->smuPhyId = transmitter_to_phy_id(link);
+
+	psr_context->crtcTimingVerticalTotal = stream->timing.v_total;
+	psr_context->vsync_rate_hz = div64_u64(div64_u64((stream->
+					timing.pix_clk_100hz * 100),
+					stream->timing.v_total),
+					stream->timing.h_total);
+
+	psr_context->psrSupportedDisplayConfig = true;
+	psr_context->psrExitLinkTrainingRequired =
+		psr_config->psr_exit_link_training_required;
+	psr_context->sdpTransmitLineNumDeadline =
+		psr_config->psr_sdp_transmit_line_num_deadline;
+	psr_context->psrFrameCaptureIndicationReq =
+		psr_config->psr_frame_capture_indication_req;
+
+	psr_context->skipPsrWaitForPllLock = 0; /* only = 1 in KV */
+
+	psr_context->numberOfControllers =
+			link->dc->res_pool->timing_generator_count;
+
+	psr_context->rfb_update_auto_en = true;
+
+	/* 2 frames before enter PSR. */
+	psr_context->timehyst_frames = 2;
+	/* half a frame
+	 * (units in 100 lines, i.e. a value of 1 represents 100 lines)
+	 */
+	psr_context->hyst_lines = stream->timing.v_total / 2 / 100;
+	psr_context->aux_repeats = 10;
+
+	psr_context->psr_level.u32all = 0;
+
+	/*skip power down the single pipe since it blocks the cstate*/
+#if defined(CONFIG_DRM_AMD_DC_DCN)
+	if (link->ctx->asic_id.chip_family >= FAMILY_RV) {
+		switch (link->ctx->asic_id.chip_family) {
+		case FAMILY_YELLOW_CARP:
+		case AMDGPU_FAMILY_GC_10_3_6:
+		case AMDGPU_FAMILY_GC_11_0_1:
+			if (dc->debug.disable_z10 || dc->debug.psr_skip_crtc_disable)
+				psr_context->psr_level.bits.SKIP_CRTC_DISABLE = true;
+			break;
+		default:
+			psr_context->psr_level.bits.SKIP_CRTC_DISABLE = true;
+			break;
+		}
+	}
+#else
+	if (link->ctx->asic_id.chip_family >= FAMILY_RV)
+		psr_context->psr_level.bits.SKIP_CRTC_DISABLE = true;
+#endif
+
+	/* SMU will perform additional powerdown sequence.
+	 * For unsupported ASICs, set psr_level flag to skip PSR
+	 *  static screen notification to SMU.
+	 *  (Always set for DAL2, did not check ASIC)
+	 */
+	psr_context->allow_smu_optimizations = psr_config->allow_smu_optimizations;
+	psr_context->allow_multi_disp_optimizations = psr_config->allow_multi_disp_optimizations;
+
+	/* Complete PSR entry before aborting to prevent intermittent
+	 * freezes on certain eDPs
+	 */
+	psr_context->psr_level.bits.DISABLE_PSR_ENTRY_ABORT = 1;
+
+	/* Disable ALPM first for compatible non-ALPM panel now */
+	psr_context->psr_level.bits.DISABLE_ALPM = 0;
+	psr_context->psr_level.bits.ALPM_DEFAULT_PD_MODE = 1;
+
+	/* Controls additional delay after remote frame capture before
+	 * continuing power down, default = 0
+	 */
+	psr_context->frame_delay = 0;
+
+	psr_context->dsc_slice_height = psr_config->dsc_slice_height;
+
+	if (psr) {
+		link->psr_settings.psr_feature_enabled = psr->funcs->psr_copy_settings(psr,
+			link, psr_context, panel_inst);
+		link->psr_settings.psr_power_opt = 0;
+		link->psr_settings.psr_allow_active = 0;
+	} else {
+		link->psr_settings.psr_feature_enabled = dmcu->funcs->setup_psr(dmcu, link, psr_context);
+	}
+
+	/* psr_enabled == 0 indicates setup_psr did not succeed, but this
+	 * should not happen since firmware should be running at this point
+	 */
+	if (link->psr_settings.psr_feature_enabled == 0)
+		ASSERT(0);
+
+	return true;
+
+}
+
+void link_get_psr_residency(const struct dc_link *link, uint32_t *residency)
+{
+	struct dc  *dc = link->ctx->dc;
+	struct dmub_psr *psr = dc->res_pool->psr;
+	unsigned int panel_inst;
+
+	if (!dc_get_edp_link_panel_inst(dc, link, &panel_inst))
+		return;
+
+	// PSR residency measurements only supported on DMCUB
+	if (psr != NULL && link->psr_settings.psr_feature_enabled)
+		psr->funcs->psr_get_residency(psr, residency, panel_inst);
+	else
+		*residency = 0;
+}
+bool link_set_sink_vtotal_in_psr_active(const struct dc_link *link, uint16_t psr_vtotal_idle, uint16_t psr_vtotal_su)
+{
+	struct dc *dc = link->ctx->dc;
+	struct dmub_psr *psr = dc->res_pool->psr;
+
+	if (psr == NULL || !link->psr_settings.psr_feature_enabled || !link->psr_settings.psr_vtotal_control_support)
+		return false;
+
+	psr->funcs->psr_set_sink_vtotal_in_psr_active(psr, psr_vtotal_idle, psr_vtotal_su);
+
+	return true;
+}
+
+static struct abm *get_abm_from_stream_res(const struct dc_link *link)
+{
+	int i;
+	struct dc *dc = link->ctx->dc;
+	struct abm *abm = NULL;
+
+	for (i = 0; i < MAX_PIPES; i++) {
+		struct pipe_ctx pipe_ctx = dc->current_state->res_ctx.pipe_ctx[i];
+		struct dc_stream_state *stream = pipe_ctx.stream;
+
+		if (stream && stream->link == link) {
+			abm = pipe_ctx.stream_res.abm;
+			break;
+		}
+	}
+	return abm;
+}
+
+int dc_link_get_backlight_level(const struct dc_link *link)
+{
+	struct abm *abm = get_abm_from_stream_res(link);
+	struct panel_cntl *panel_cntl = link->panel_cntl;
+	struct dc  *dc = link->ctx->dc;
+	struct dmcu *dmcu = dc->res_pool->dmcu;
+	bool fw_set_brightness = true;
+
+	if (dmcu)
+		fw_set_brightness = dmcu->funcs->is_dmcu_initialized(dmcu);
+
+	if (!fw_set_brightness && panel_cntl->funcs->get_current_backlight)
+		return panel_cntl->funcs->get_current_backlight(panel_cntl);
+	else if (abm != NULL && abm->funcs->get_current_backlight != NULL)
+		return (int) abm->funcs->get_current_backlight(abm);
+	else
+		return DC_ERROR_UNEXPECTED;
+}
+
+int dc_link_get_target_backlight_pwm(const struct dc_link *link)
+{
+	struct abm *abm = get_abm_from_stream_res(link);
+
+	if (abm == NULL || abm->funcs->get_target_backlight == NULL)
+		return DC_ERROR_UNEXPECTED;
+
+	return (int) abm->funcs->get_target_backlight(abm);
+}
diff --git a/drivers/gpu/drm/amd/display/dc/link/protocols/link_edp_panel_control.h b/drivers/gpu/drm/amd/display/dc/link/protocols/link_edp_panel_control.h
new file mode 100644
index 000000000000..7f91a564b089
--- /dev/null
+++ b/drivers/gpu/drm/amd/display/dc/link/protocols/link_edp_panel_control.h
@@ -0,0 +1,33 @@
+/*
+ * Copyright 2022 Advanced Micro Devices, Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ *
+ * Authors: AMD
+ *
+ */
+
+#ifndef __DC_LINK_EDP_PANEL_CONTROL_H__
+#define __DC_LINK_EDP_PANEL_CONTROL_H__
+#include "link.h"
+
+enum dp_panel_mode dp_get_panel_mode(struct dc_link *link);
+void dp_set_panel_mode(struct dc_link *link, enum dp_panel_mode panel_mode);
+bool set_default_brightness_aux(struct dc_link *link);
+#endif /* __DC_LINK_EDP_POWER_CONTROL_H__ */
diff --git a/drivers/gpu/drm/amd/display/dc/link/link_hpd.c b/drivers/gpu/drm/amd/display/dc/link/protocols/link_hpd.c
index 5f39dfe06e9a..5f39dfe06e9a 100644
--- a/drivers/gpu/drm/amd/display/dc/link/link_hpd.c
+++ b/drivers/gpu/drm/amd/display/dc/link/protocols/link_hpd.c
diff --git a/drivers/gpu/drm/amd/display/dc/link/link_hpd.h b/drivers/gpu/drm/amd/display/dc/link/protocols/link_hpd.h
index 3d122def0c88..3d122def0c88 100644
--- a/drivers/gpu/drm/amd/display/dc/link/link_hpd.h
+++ b/drivers/gpu/drm/amd/display/dc/link/protocols/link_hpd.h
diff --git a/drivers/gpu/drm/amd/display/dmub/inc/dmub_cmd.h b/drivers/gpu/drm/amd/display/dmub/inc/dmub_cmd.h
index 06c553b61322..04df407092b1 100644
--- a/drivers/gpu/drm/amd/display/dmub/inc/dmub_cmd.h
+++ b/drivers/gpu/drm/amd/display/dmub/inc/dmub_cmd.h
@@ -1968,6 +1968,14 @@ struct dmub_cmd_psr_copy_settings_data {
 	 * Explicit padding to 2 byte boundary.
 	 */
 	uint8_t pad3;
+	/**
+	 * DSC Slice height.
+	 */
+	uint16_t dsc_slice_height;
+	/**
+	 * Explicit padding to 4 byte boundary.
+	 */
+	uint16_t pad;
 };
 
 /**
@@ -3112,7 +3120,7 @@ struct dmub_rb_cmd_panel_cntl {
 struct dmub_cmd_lvtma_control_data {
 	uint8_t uc_pwr_action; /**< LVTMA_ACTION */
 	uint8_t bypass_panel_control_wait;
-	uint8_t reserved_0[2];
+	uint8_t reserved_0[2]; /**< For future use */
 	uint8_t panel_inst; /**< LVTMA control instance */
 	uint8_t reserved_1[3]; /**< For future use */
 };
diff --git a/drivers/gpu/drm/amd/display/modules/inc/mod_info_packet.h b/drivers/gpu/drm/amd/display/modules/inc/mod_info_packet.h
index edf5845f6a1f..91fe039c0c95 100644
--- a/drivers/gpu/drm/amd/display/modules/inc/mod_info_packet.h
+++ b/drivers/gpu/drm/amd/display/modules/inc/mod_info_packet.h
@@ -41,4 +41,40 @@ void mod_build_vsc_infopacket(const struct dc_stream_state *stream,
 void mod_build_hf_vsif_infopacket(const struct dc_stream_state *stream,
 		struct dc_info_packet *info_packet);
 
+enum adaptive_sync_type {
+	ADAPTIVE_SYNC_TYPE_NONE                  = 0,
+	ADAPTIVE_SYNC_TYPE_DP                    = 1,
+	ADAPTIVE_SYNC_TYPE_PCON_IN_WHITELIST     = 2,
+	ADAPTIVE_SYNC_TYPE_PCON_NOT_IN_WHITELIST = 3,
+	ADAPTIVE_SYNC_TYPE_EDP                   = 4,
+};
+
+enum adaptive_sync_sdp_version {
+	AS_SDP_VER_0 = 0x0,
+	AS_SDP_VER_1 = 0x1,
+	AS_SDP_VER_2 = 0x2,
+};
+
+#define AS_DP_SDP_LENGTH (9)
+
+struct frame_duration_op {
+	bool          support;
+	unsigned char frame_duration_hex;
+};
+
+struct AS_Df_params {
+	bool   supportMode;
+	struct frame_duration_op increase;
+	struct frame_duration_op decrease;
+};
+
+void mod_build_adaptive_sync_infopacket(const struct dc_stream_state *stream,
+		enum adaptive_sync_type asType, const struct AS_Df_params *param,
+		struct dc_info_packet *info_packet);
+
+void mod_build_adaptive_sync_infopacket_v2(const struct dc_stream_state *stream,
+		const struct AS_Df_params *param, struct dc_info_packet *info_packet);
+
+void mod_build_adaptive_sync_infopacket_v1(struct dc_info_packet *info_packet);
+
 #endif
diff --git a/drivers/gpu/drm/amd/display/modules/info_packet/info_packet.c b/drivers/gpu/drm/amd/display/modules/info_packet/info_packet.c
index 69691058ab89..a8a31d0a7a7f 100644
--- a/drivers/gpu/drm/amd/display/modules/info_packet/info_packet.c
+++ b/drivers/gpu/drm/amd/display/modules/info_packet/info_packet.c
@@ -519,3 +519,58 @@ void mod_build_hf_vsif_infopacket(const struct dc_stream_state *stream,
 		info_packet->valid = true;
 }
 
+void mod_build_adaptive_sync_infopacket(const struct dc_stream_state *stream,
+		enum adaptive_sync_type asType,
+		const struct AS_Df_params *param,
+		struct dc_info_packet *info_packet)
+{
+	info_packet->valid = false;
+
+	memset(info_packet, 0, sizeof(struct dc_info_packet));
+
+	switch (asType) {
+	case ADAPTIVE_SYNC_TYPE_DP:
+		if (stream != NULL)
+			mod_build_adaptive_sync_infopacket_v2(stream, param, info_packet);
+		break;
+	case ADAPTIVE_SYNC_TYPE_PCON_IN_WHITELIST:
+		mod_build_adaptive_sync_infopacket_v1(info_packet);
+		break;
+	case ADAPTIVE_SYNC_TYPE_NONE:
+	case ADAPTIVE_SYNC_TYPE_PCON_NOT_IN_WHITELIST:
+	default:
+		break;
+	}
+}
+
+void mod_build_adaptive_sync_infopacket_v1(struct dc_info_packet *info_packet)
+{
+	info_packet->valid = true;
+	// HEADER {HB0, HB1, HB2, HB3} = {00, Type, Version, Length}
+	info_packet->hb0 = 0x00;
+	info_packet->hb1 = 0x22;
+	info_packet->hb2 = AS_SDP_VER_1;
+	info_packet->hb3 = 0x00;
+}
+
+void mod_build_adaptive_sync_infopacket_v2(const struct dc_stream_state *stream,
+		const struct AS_Df_params *param,
+		struct dc_info_packet *info_packet)
+{
+	info_packet->valid = true;
+	// HEADER {HB0, HB1, HB2, HB3} = {00, Type, Version, Length}
+	info_packet->hb0 = 0x00;
+	info_packet->hb1 = 0x22;
+	info_packet->hb2 = AS_SDP_VER_2;
+	info_packet->hb3 = AS_DP_SDP_LENGTH;
+
+	//Payload
+	info_packet->sb[0] = param->supportMode; //1: AVT; 0: FAVT
+	info_packet->sb[1] = (stream->timing.v_total & 0x00FF);
+	info_packet->sb[2] = (stream->timing.v_total & 0xFF00) >> 8;
+	//info_packet->sb[3] = 0x00; Target RR, not use fot AVT
+	info_packet->sb[4] = (param->increase.support << 6 | param->decrease.support << 7);
+	info_packet->sb[5] = param->increase.frame_duration_hex;
+	info_packet->sb[6] = param->decrease.frame_duration_hex;
+}
+
diff --git a/drivers/gpu/drm/amd/display/modules/power/power_helpers.c b/drivers/gpu/drm/amd/display/modules/power/power_helpers.c
index cf4fa87c7db6..e39b133d05af 100644
--- a/drivers/gpu/drm/amd/display/modules/power/power_helpers.c
+++ b/drivers/gpu/drm/amd/display/modules/power/power_helpers.c
@@ -917,13 +917,14 @@ bool mod_power_only_edp(const struct dc_state *context, const struct dc_stream_s
 	return context && context->stream_count == 1 && dc_is_embedded_signal(stream->signal);
 }
 
-bool psr_su_set_y_granularity(struct dc *dc, struct dc_link *link,
+bool psr_su_set_dsc_slice_height(struct dc *dc, struct dc_link *link,
 			      struct dc_stream_state *stream,
 			      struct psr_config *config)
 {
 	uint16_t pic_height;
-	uint8_t slice_height;
+	uint16_t slice_height;
 
+	config->dsc_slice_height = 0;
 	if ((link->connector_signal & SIGNAL_TYPE_EDP) &&
 	    (!dc->caps.edp_dsc_support ||
 	    link->panel_config.dsc.disable_dsc_edp ||
@@ -934,6 +935,7 @@ bool psr_su_set_y_granularity(struct dc *dc, struct dc_link *link,
 	pic_height = stream->timing.v_addressable +
 		stream->timing.v_border_top + stream->timing.v_border_bottom;
 	slice_height = pic_height / stream->timing.dsc_cfg.num_slices_v;
+	config->dsc_slice_height = slice_height;
 
 	if (slice_height) {
 		if (config->su_y_granularity &&
@@ -941,8 +943,6 @@ bool psr_su_set_y_granularity(struct dc *dc, struct dc_link *link,
 			ASSERT(0);
 			return false;
 		}
-
-		config->su_y_granularity = slice_height;
 	}
 
 	return true;
diff --git a/drivers/gpu/drm/amd/display/modules/power/power_helpers.h b/drivers/gpu/drm/amd/display/modules/power/power_helpers.h
index bb16b37b83da..1d3079e56799 100644
--- a/drivers/gpu/drm/amd/display/modules/power/power_helpers.h
+++ b/drivers/gpu/drm/amd/display/modules/power/power_helpers.h
@@ -59,7 +59,7 @@ void mod_power_calc_psr_configs(struct psr_config *psr_config,
 		const struct dc_stream_state *stream);
 bool mod_power_only_edp(const struct dc_state *context,
 		const struct dc_stream_state *stream);
-bool psr_su_set_y_granularity(struct dc *dc, struct dc_link *link,
+bool psr_su_set_dsc_slice_height(struct dc *dc, struct dc_link *link,
 			      struct dc_stream_state *stream,
 			      struct psr_config *config);
 #endif /* MODULES_POWER_POWER_HELPERS_H_ */
diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_0_ppt.c b/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_0_ppt.c
index d0cdc578344d..f89ce6575b15 100644
--- a/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_0_ppt.c
+++ b/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_0_ppt.c
@@ -145,6 +145,7 @@ static struct cmn2asic_msg_mapping smu_v13_0_0_message_map[SMU_MSG_MAX_COUNT] =
 	MSG_MAP(SetBadMemoryPagesRetiredFlagsPerChannel,
 			    PPSMC_MSG_SetBadMemoryPagesRetiredFlagsPerChannel,   0),
 	MSG_MAP(AllowGpo,			PPSMC_MSG_SetGpoAllow,           0),
+	MSG_MAP(AllowIHHostInterrupt,		PPSMC_MSG_AllowIHHostInterrupt,       0),
 };
 
 static struct cmn2asic_mapping smu_v13_0_0_clk_map[SMU_CLK_COUNT] = {
diff --git a/drivers/gpu/drm/display/drm_dp_mst_topology.c b/drivers/gpu/drm/display/drm_dp_mst_topology.c
index 5861b0a6247b..847c10aa2098 100644
--- a/drivers/gpu/drm/display/drm_dp_mst_topology.c
+++ b/drivers/gpu/drm/display/drm_dp_mst_topology.c
@@ -3377,6 +3377,9 @@ void drm_dp_remove_payload(struct drm_dp_mst_topology_mgr *mgr,
 
 	mgr->payload_count--;
 	mgr->next_start_slot -= payload->time_slots;
+
+	if (payload->delete)
+		drm_dp_mst_put_port_malloc(payload->port);
 }
 EXPORT_SYMBOL(drm_dp_remove_payload);
 
@@ -4335,7 +4338,6 @@ int drm_dp_atomic_release_time_slots(struct drm_atomic_state *state,
 
 	drm_dbg_atomic(mgr->dev, "[MST PORT:%p] TU %d -> 0\n", port, payload->time_slots);
 	if (!payload->delete) {
-		drm_dp_mst_put_port_malloc(port);
 		payload->pbn = 0;
 		payload->delete = true;
 		topology_state->payload_mask &= ~BIT(payload->vcpi - 1);
diff --git a/include/drm/drm_print.h b/include/drm/drm_print.h
index c3753da97c4e..a93a387f8a1a 100644
--- a/include/drm/drm_print.h
+++ b/include/drm/drm_print.h
@@ -521,7 +521,7 @@ __printf(1, 2)
 void __drm_err(const char *format, ...);
 
 #if !defined(CONFIG_DRM_USE_DYNAMIC_DEBUG)
-#define __drm_dbg(fmt, ...)		___drm_dbg(NULL, fmt, ##__VA_ARGS__)
+#define __drm_dbg(cat, fmt, ...)		___drm_dbg(NULL, cat, fmt, ##__VA_ARGS__)
 #else
 #define __drm_dbg(cat, fmt, ...)					\
 	_dynamic_func_call_cls(cat, fmt, ___drm_dbg,			\