Merge tag 'drm-next-2023-10-31-1' of git://anongit.freedesktop.org/drm/drm

Pull drm updates from Dave Airlie:
 "Highlights:
   - AMD adds some more upcoming HW platforms
   - Intel made Meteorlake stable and started adding Lunarlake
   - nouveau has a bunch of display rework in prepartion for the NVIDIA
     GSP firmware support
   - msm adds a7xx support
   - habanalabs has finished migration to accel subsystem

  Detail summary:

  kernel:
   - add initial vmemdup-user-array

  core:
   - fix platform remove() to return void
   - drm_file owner updated to reflect owner
   - move size calcs to drm buddy allocator
   - let GPUVM build as a module
   - allow variable number of run-queues in scheduler

  edid:
   - handle bad h/v sync_end in EDIDs

  panfrost:
   - add Boris as maintainer

  fbdev:
   - use fb_ops helpers more
   - only allow logo use from fbcon
   - rename fb_pgproto to pgprot_framebuffer
   - add HPD state to drm_connector_oob_hotplug_event
   - convert to fbdev i/o mem helpers

  i915:
   - Enable meteorlake by default
   - Early Xe2 LPD/Lunarlake display enablement
   - Rework subplatforms into IP version checks
   - GuC based TLB invalidation for Meteorlake
   - Display rework for future Xe driver integration
   - LNL FBC features
   - LNL display feature capability reads
   - update recommended fw versions for DG2+
   - drop fastboot module parameter
   - added deviceid for Arrowlake-S
   - drop preproduction workarounds
   - don't disable preemption for resets
   - cleanup inlines in headers
   - PXP firmware loading fix
   - Fix sg list lengths
   - DSC PPS state readout/verification
   - Add more RPL P/U PCI IDs
   - Add new DG2-G12 stepping
   - DP enhanced framing support to state checker
   - Improve shared link bandwidth management
   - stop using GEM macros in display code
   - refactor related code into display code
   - locally enable W=1 warnings
   - remove PSR watchdog timers on LNL

  amdgpu:
   - RAS/FRU EEPROM updatse
   - IP discovery updatses
   - GC 11.5 support
   - DCN 3.5 support
   - VPE 6.1 support
   - NBIO 7.11 support
   - DML2 support
   - lots of IP updates
   - use flexible arrays for bo list handling
   - W=1 fixes
   - Enable seamless boot in more cases
   - Enable context type property for HDMI
   - Rework GPUVM TLB flushing
   - VCN IB start/size alignment fixes

  amdkfd:
   - GC 10/11 fixes
   - GC 11.5 support
   - use partial migration in GPU faults

  radeon:
   - W=1 Fixes
   - fix some possible buffer overflow/NULL derefs

  nouveau:
   - update uapi for NO_PREFETCH
   - scheduler/fence fixes
   - rework suspend/resume for GSP-RM
   - rework display in preparation for GSP-RM

  habanalabs:
   - uapi: expose tsc clock
   - uapi: block access to eventfd through control device
   - uapi: force dma-buf export to PAGE_SIZE alignments
   - complete move to accel subsystem
   - move firmware interface include files
   - perform hard reset on PCIe AXI drain event
   - optimise user interrupt handling

  msm:
   - DP: use existing helpers for DPCD
   - DPU: interrupts reworked
   - gpu: a7xx (a730/a740) support
   - decouple msm_drv from kms for headless devices

  mediatek:
   - MT8188 dsi/dp/edp support
   - DDP GAMMA - 12 bit LUT support
   - connector dynamic selection capability

  rockchip:
   - rv1126 mipi-dsi/vop support
   - add planar formats

  ast:
   - rename constants

  panels:
   - Mitsubishi AA084XE01
   - JDI LPM102A188A
   - LTK050H3148W-CTA6

  ivpu:
   - power management fixes

  qaic:
   - add detach slice bo api

  komeda:
   - add NV12 writeback

  tegra:
   - support NVSYNC/NHSYNC
   - host1x suspend fixes

  ili9882t:
   - separate into own driver"

* tag 'drm-next-2023-10-31-1' of git://anongit.freedesktop.org/drm/drm: (1803 commits)
  drm/amdgpu: Remove unused variables from amdgpu_show_fdinfo
  drm/amdgpu: Remove duplicate fdinfo fields
  drm/amd/amdgpu: avoid to disable gfxhub interrupt when driver is unloaded
  drm/amdgpu: Add EXT_COHERENT support for APU and NUMA systems
  drm/amdgpu: Retrieve CE count from ce_count_lo_chip in EccInfo table
  drm/amdgpu: Identify data parity error corrected in replay mode
  drm/amdgpu: Fix typo in IP discovery parsing
  drm/amd/display: fix S/G display enablement
  drm/amdxcp: fix amdxcp unloads incompletely
  drm/amd/amdgpu: fix the GPU power print error in pm info
  drm/amdgpu: Use pcie domain of xcc acpi objects
  drm/amd: check num of link levels when update pcie param
  drm/amdgpu: Add a read to GFX v9.4.3 ring test
  drm/amd/pm: call smu_cmn_get_smc_version in is_mode1_reset_supported.
  drm/amdgpu: get RAS poison status from DF v4_6_2
  drm/amdgpu: Use discovery table's subrevision
  drm/amd/display: 3.2.256
  drm/amd/display: add interface to query SubVP status
  drm/amd/display: Read before writing Backlight Mode Set Register
  drm/amd/display: Disable SYMCLK32_SE RCO on DCN314
  ...

61 files changed, 2513 insertions, 1256 deletions

diff --git a/drivers/gpu/drm/nouveau/Kconfig b/drivers/gpu/drm/nouveau/Kconfig
index c52e8096cca4..1e6aaf95ff7c 100644
--- a/drivers/gpu/drm/nouveau/Kconfig
+++ b/drivers/gpu/drm/nouveau/Kconfig
@@ -11,6 +11,7 @@ config DRM_NOUVEAU
 	select DRM_TTM
 	select DRM_TTM_HELPER
 	select DRM_EXEC
+	select DRM_GPUVM
 	select DRM_SCHED
 	select I2C
 	select I2C_ALGOBIT
diff --git a/drivers/gpu/drm/nouveau/dispnv04/disp.c b/drivers/gpu/drm/nouveau/dispnv04/disp.c
index e9ac3fb27ff7..13705c5f1497 100644
--- a/drivers/gpu/drm/nouveau/dispnv04/disp.c
+++ b/drivers/gpu/drm/nouveau/dispnv04/disp.c
@@ -256,7 +256,7 @@ nv04_display_create(struct drm_device *dev)
 	for (i = 0; i < dcb->entries; i++) {
 		struct dcb_output *dcbent = &dcb->entry[i];
 
-		connector = nouveau_connector_create(dev, dcbent);
+		connector = nouveau_connector_create(dev, dcbent->connector);
 		if (IS_ERR(connector))
 			continue;
 
diff --git a/drivers/gpu/drm/nouveau/dispnv50/disp.c b/drivers/gpu/drm/nouveau/dispnv50/disp.c
index 4e7c9c353c51..a0ac8c258d9f 100644
--- a/drivers/gpu/drm/nouveau/dispnv50/disp.c
+++ b/drivers/gpu/drm/nouveau/dispnv50/disp.c
@@ -66,8 +66,6 @@
 #include "nouveau_fence.h"
 #include "nv50_display.h"
 
-#include <subdev/bios/dp.h>
-
 /******************************************************************************
  * EVO channel
  *****************************************************************************/
@@ -477,7 +475,6 @@ nv50_dac_atomic_disable(struct drm_encoder *encoder, struct drm_atomic_state *st
 
 	core->func->dac->ctrl(core, nv_encoder->outp.or.id, ctrl, NULL);
 	nv_encoder->crtc = NULL;
-	nvif_outp_release(&nv_encoder->outp);
 }
 
 static void
@@ -502,7 +499,8 @@ nv50_dac_atomic_enable(struct drm_encoder *encoder, struct drm_atomic_state *sta
 
 	ctrl |= NVDEF(NV507D, DAC_SET_CONTROL, PROTOCOL, RGB_CRT);
 
-	nvif_outp_acquire_rgb_crt(&nv_encoder->outp);
+	if (!nvif_outp_acquired(&nv_encoder->outp))
+		nvif_outp_acquire_dac(&nv_encoder->outp);
 
 	core->func->dac->ctrl(core, nv_encoder->outp.or.id, ctrl, asyh);
 	asyh->or.depth = 0;
@@ -553,34 +551,27 @@ nv50_dac_func = {
 };
 
 static int
-nv50_dac_create(struct drm_connector *connector, struct dcb_output *dcbe)
+nv50_dac_create(struct nouveau_encoder *nv_encoder)
 {
+	struct drm_connector *connector = &nv_encoder->conn->base;
 	struct nouveau_drm *drm = nouveau_drm(connector->dev);
-	struct nv50_disp *disp = nv50_disp(connector->dev);
 	struct nvkm_i2c *i2c = nvxx_i2c(&drm->client.device);
 	struct nvkm_i2c_bus *bus;
-	struct nouveau_encoder *nv_encoder;
 	struct drm_encoder *encoder;
+	struct dcb_output *dcbe = nv_encoder->dcb;
 	int type = DRM_MODE_ENCODER_DAC;
 
-	nv_encoder = kzalloc(sizeof(*nv_encoder), GFP_KERNEL);
-	if (!nv_encoder)
-		return -ENOMEM;
-	nv_encoder->dcb = dcbe;
-
 	bus = nvkm_i2c_bus_find(i2c, dcbe->i2c_index);
 	if (bus)
 		nv_encoder->i2c = &bus->i2c;
 
 	encoder = to_drm_encoder(nv_encoder);
-	encoder->possible_crtcs = dcbe->heads;
-	encoder->possible_clones = 0;
 	drm_encoder_init(connector->dev, encoder, &nv50_dac_func, type,
 			 "dac-%04x-%04x", dcbe->hasht, dcbe->hashm);
 	drm_encoder_helper_add(encoder, &nv50_dac_help);
 
 	drm_connector_attach_encoder(connector, encoder);
-	return nvif_outp_ctor(disp->disp, nv_encoder->base.base.name, dcbe->id, &nv_encoder->outp);
+	return 0;
 }
 
 /*
@@ -617,7 +608,7 @@ nv50_audio_component_get_eld(struct device *kdev, int port, int dev_id,
 			continue; /* TODO */
 
 		nv_encoder = nouveau_encoder(encoder);
-		nv_connector = nouveau_connector(nv_encoder->audio.connector);
+		nv_connector = nv_encoder->conn;
 		nv_crtc = nouveau_crtc(nv_encoder->crtc);
 
 		if (!nv_crtc || nv_encoder->outp.or.id != port || nv_crtc->index != dev_id)
@@ -713,6 +704,18 @@ nv50_audio_supported(struct drm_encoder *encoder)
 	    disp->disp->object.oclass == GT206_DISP)
 		return false;
 
+	if (encoder->encoder_type != DRM_MODE_ENCODER_DPMST) {
+		struct nouveau_encoder *nv_encoder = nouveau_encoder(encoder);
+
+		switch (nv_encoder->dcb->type) {
+		case DCB_OUTPUT_TMDS:
+		case DCB_OUTPUT_DP:
+			break;
+		default:
+			return false;
+		}
+	}
+
 	return true;
 }
 
@@ -729,7 +732,6 @@ nv50_audio_disable(struct drm_encoder *encoder, struct nouveau_crtc *nv_crtc)
 	mutex_lock(&drm->audio.lock);
 	if (nv_encoder->audio.enabled) {
 		nv_encoder->audio.enabled = false;
-		nv_encoder->audio.connector = NULL;
 		nvif_outp_hda_eld(&nv_encoder->outp, nv_crtc->index, NULL, 0);
 	}
 	mutex_unlock(&drm->audio.lock);
@@ -754,7 +756,6 @@ nv50_audio_enable(struct drm_encoder *encoder, struct nouveau_crtc *nv_crtc,
 	nvif_outp_hda_eld(&nv_encoder->outp, nv_crtc->index, nv_connector->base.eld,
 			  drm_eld_size(nv_connector->base.eld));
 	nv_encoder->audio.enabled = true;
-	nv_encoder->audio.connector = &nv_connector->base;
 
 	mutex_unlock(&drm->audio.lock);
 
@@ -774,7 +775,6 @@ nv50_hdmi_enable(struct drm_encoder *encoder, struct nouveau_crtc *nv_crtc,
 	struct drm_hdmi_info *hdmi = &nv_connector->base.display_info.hdmi;
 	union hdmi_infoframe infoframe = { 0 };
 	const u8 rekey = 56; /* binary driver, and tegra, constant */
-	u8 scdc = 0;
 	u32 max_ac_packet;
 	struct {
 		struct nvif_outp_infoframe_v0 infoframe;
@@ -787,8 +787,9 @@ nv50_hdmi_enable(struct drm_encoder *encoder, struct nouveau_crtc *nv_crtc,
 	max_ac_packet -= 18; /* constant from tegra */
 	max_ac_packet /= 32;
 
-	if (hdmi->scdc.scrambling.supported) {
+	if (nv_encoder->i2c && hdmi->scdc.scrambling.supported) {
 		const bool high_tmds_clock_ratio = mode->clock > 340000;
+		u8 scdc;
 
 		ret = drm_scdc_readb(nv_encoder->i2c, SCDC_TMDS_CONFIG, &scdc);
 		if (ret < 0) {
@@ -808,8 +809,9 @@ nv50_hdmi_enable(struct drm_encoder *encoder, struct nouveau_crtc *nv_crtc,
 				 scdc, ret);
 	}
 
-	ret = nvif_outp_acquire_tmds(&nv_encoder->outp, nv_crtc->index, true,
-				     max_ac_packet, rekey, scdc, hda);
+	ret = nvif_outp_hdmi(&nv_encoder->outp, nv_crtc->index, true, max_ac_packet, rekey,
+			     mode->clock, hdmi->scdc.supported, hdmi->scdc.scrambling.supported,
+			     hdmi->scdc.scrambling.low_rates);
 	if (ret)
 		return;
 
@@ -838,7 +840,7 @@ nv50_hdmi_enable(struct drm_encoder *encoder, struct nouveau_crtc *nv_crtc,
 
 	nvif_outp_infoframe(&nv_encoder->outp, NVIF_OUTP_INFOFRAME_V0_VSI, &args.infoframe, size);
 
-	nv50_audio_enable(encoder, nv_crtc, nv_connector, state, mode);
+	nv_encoder->hdmi.enabled = true;
 }
 
 /******************************************************************************
@@ -865,6 +867,8 @@ struct nv50_msto {
 	struct nv50_mstc *mstc;
 	bool disabled;
 	bool enabled;
+
+	u32 display_id;
 };
 
 struct nouveau_encoder *nv50_real_outp(struct drm_encoder *encoder)
@@ -882,21 +886,33 @@ struct nouveau_encoder *nv50_real_outp(struct drm_encoder *encoder)
 
 static void
 nv50_msto_cleanup(struct drm_atomic_state *state,
-		  struct drm_dp_mst_topology_state *mst_state,
+		  struct drm_dp_mst_topology_state *new_mst_state,
 		  struct drm_dp_mst_topology_mgr *mgr,
 		  struct nv50_msto *msto)
 {
 	struct nouveau_drm *drm = nouveau_drm(msto->encoder.dev);
-	struct drm_dp_mst_atomic_payload *payload =
-		drm_atomic_get_mst_payload_state(mst_state, msto->mstc->port);
+	struct drm_dp_mst_atomic_payload *new_payload =
+		drm_atomic_get_mst_payload_state(new_mst_state, msto->mstc->port);
+	struct drm_dp_mst_topology_state *old_mst_state =
+		drm_atomic_get_old_mst_topology_state(state, mgr);
+	const struct drm_dp_mst_atomic_payload *old_payload =
+		drm_atomic_get_mst_payload_state(old_mst_state, msto->mstc->port);
+	struct nv50_mstc *mstc = msto->mstc;
+	struct nv50_mstm *mstm = mstc->mstm;
 
 	NV_ATOMIC(drm, "%s: msto cleanup\n", msto->encoder.name);
 
 	if (msto->disabled) {
+		if (msto->head->func->display_id) {
+			nvif_outp_dp_mst_id_put(&mstm->outp->outp, msto->display_id);
+			msto->display_id = 0;
+		}
+
 		msto->mstc = NULL;
 		msto->disabled = false;
+		drm_dp_remove_payload_part2(mgr, new_mst_state, old_payload, new_payload);
 	} else if (msto->enabled) {
-		drm_dp_add_payload_part2(mgr, state, payload);
+		drm_dp_add_payload_part2(mgr, state, new_payload);
 		msto->enabled = false;
 	}
 }
@@ -910,28 +926,28 @@ nv50_msto_prepare(struct drm_atomic_state *state,
 	struct nouveau_drm *drm = nouveau_drm(msto->encoder.dev);
 	struct nv50_mstc *mstc = msto->mstc;
 	struct nv50_mstm *mstm = mstc->mstm;
-	struct drm_dp_mst_topology_state *old_mst_state;
-	struct drm_dp_mst_atomic_payload *payload, *old_payload;
+	struct drm_dp_mst_atomic_payload *payload;
+	int ret = 0;
 
 	NV_ATOMIC(drm, "%s: msto prepare\n", msto->encoder.name);
 
-	old_mst_state = drm_atomic_get_old_mst_topology_state(state, mgr);
-
 	payload = drm_atomic_get_mst_payload_state(mst_state, mstc->port);
-	old_payload = drm_atomic_get_mst_payload_state(old_mst_state, mstc->port);
 
-	// TODO: Figure out if we want to do a better job of handling VCPI allocation failures here?
 	if (msto->disabled) {
-		drm_dp_remove_payload(mgr, mst_state, old_payload, payload);
-
+		drm_dp_remove_payload_part1(mgr, mst_state, payload);
 		nvif_outp_dp_mst_vcpi(&mstm->outp->outp, msto->head->base.index, 0, 0, 0, 0);
+		ret = 1;
 	} else {
 		if (msto->enabled)
-			drm_dp_add_payload_part1(mgr, mst_state, payload);
+			ret = drm_dp_add_payload_part1(mgr, mst_state, payload);
+	}
 
+	if (ret == 0) {
 		nvif_outp_dp_mst_vcpi(&mstm->outp->outp, msto->head->base.index,
 				      payload->vc_start_slot, payload->time_slots,
 				      payload->pbn, payload->time_slots * mst_state->pbn_div);
+	} else {
+		nvif_outp_dp_mst_vcpi(&mstm->outp->outp, msto->head->base.index, 0, 0, 0, 0);
 	}
 }
 
@@ -1028,8 +1044,13 @@ nv50_msto_atomic_enable(struct drm_encoder *encoder, struct drm_atomic_state *st
 		return;
 
 	if (!mstm->links++) {
-		/*XXX: MST audio. */
-		nvif_outp_acquire_dp(&mstm->outp->outp, mstm->outp->dp.dpcd, 0, 0, false, true);
+		nvif_outp_acquire_sor(&mstm->outp->outp, false /*TODO: MST audio... */);
+		nouveau_dp_train(mstm->outp, true, 0, 0);
+	}
+
+	if (head->func->display_id) {
+		if (!WARN_ON(nvif_outp_dp_mst_id_get(&mstm->outp->outp, &msto->display_id)))
+			head->func->display_id(head, msto->display_id);
 	}
 
 	if (mstm->outp->outp.or.link & 1)
@@ -1052,6 +1073,9 @@ nv50_msto_atomic_disable(struct drm_encoder *encoder, struct drm_atomic_state *s
 	struct nv50_mstc *mstc = msto->mstc;
 	struct nv50_mstm *mstm = mstc->mstm;
 
+	if (msto->head->func->display_id)
+		msto->head->func->display_id(msto->head, 0);
+
 	mstm->outp->update(mstm->outp, msto->head->base.index, NULL, 0, 0);
 	mstm->modified = true;
 	if (!--mstm->links)
@@ -1290,6 +1314,12 @@ nv50_mstm_cleanup(struct drm_atomic_state *state,
 		}
 	}
 
+	if (mstm->disabled) {
+		nouveau_dp_power_down(mstm->outp);
+		nvif_outp_release(&mstm->outp->outp);
+		mstm->disabled = false;
+	}
+
 	mstm->modified = false;
 }
 
@@ -1324,12 +1354,6 @@ nv50_mstm_prepare(struct drm_atomic_state *state,
 				nv50_msto_prepare(state, mst_state, &mstm->mgr, msto);
 		}
 	}
-
-	if (mstm->disabled) {
-		if (!mstm->links)
-			nvif_outp_release(&mstm->outp->outp);
-		mstm->disabled = false;
-	}
 }
 
 static struct drm_connector *
@@ -1535,17 +1559,14 @@ static void
 nv50_sor_atomic_disable(struct drm_encoder *encoder, struct drm_atomic_state *state)
 {
 	struct nouveau_encoder *nv_encoder = nouveau_encoder(encoder);
-	struct nouveau_crtc *nv_crtc = nouveau_crtc(nv_encoder->crtc);
-	struct nouveau_connector *nv_connector = nv50_outp_get_old_connector(state, nv_encoder);
+	struct nv50_head *head = nv50_head(nv_encoder->crtc);
 #ifdef CONFIG_DRM_NOUVEAU_BACKLIGHT
+	struct nouveau_connector *nv_connector = nv50_outp_get_old_connector(state, nv_encoder);
 	struct nouveau_drm *drm = nouveau_drm(nv_encoder->base.base.dev);
 	struct nouveau_backlight *backlight = nv_connector->backlight;
-#endif
 	struct drm_dp_aux *aux = &nv_connector->aux;
 	int ret;
-	u8 pwr;
 
-#ifdef CONFIG_DRM_NOUVEAU_BACKLIGHT
 	if (backlight && backlight->uses_dpcd) {
 		ret = drm_edp_backlight_disable(aux, &backlight->edp_info);
 		if (ret < 0)
@@ -1554,19 +1575,20 @@ nv50_sor_atomic_disable(struct drm_encoder *encoder, struct drm_atomic_state *st
 	}
 #endif
 
-	if (nv_encoder->dcb->type == DCB_OUTPUT_DP) {
-		ret = drm_dp_dpcd_readb(aux, DP_SET_POWER, &pwr);
-
-		if (ret == 0) {
-			pwr &= ~DP_SET_POWER_MASK;
-			pwr |=  DP_SET_POWER_D3;
-			drm_dp_dpcd_writeb(aux, DP_SET_POWER, pwr);
-		}
+	if (nv_encoder->dcb->type == DCB_OUTPUT_TMDS && nv_encoder->hdmi.enabled) {
+		nvif_outp_hdmi(&nv_encoder->outp, head->base.index,
+			       false, 0, 0, 0, false, false, false);
+		nv_encoder->hdmi.enabled = false;
 	}
 
-	nv_encoder->update(nv_encoder, nv_crtc->index, NULL, 0, 0);
-	nv50_audio_disable(encoder, nv_crtc);
-	nvif_outp_release(&nv_encoder->outp);
+	if (nv_encoder->dcb->type == DCB_OUTPUT_DP)
+		nouveau_dp_power_down(nv_encoder);
+
+	if (head->func->display_id)
+		head->func->display_id(head, 0);
+
+	nv_encoder->update(nv_encoder, head->base.index, NULL, 0, 0);
+	nv50_audio_disable(encoder, &head->base);
 	nv_encoder->crtc = NULL;
 }
 
@@ -1579,6 +1601,7 @@ nv50_sor_atomic_enable(struct drm_encoder *encoder, struct drm_atomic_state *sta
 		nv50_head_atom(drm_atomic_get_new_crtc_state(state, &nv_crtc->base));
 	struct drm_display_mode *mode = &asyh->state.adjusted_mode;
 	struct nv50_disp *disp = nv50_disp(encoder->dev);
+	struct nv50_head *head = nv50_head(&nv_crtc->base);
 	struct nvif_outp *outp = &nv_encoder->outp;
 	struct drm_device *dev = encoder->dev;
 	struct nouveau_drm *drm = nouveau_drm(dev);
@@ -1596,15 +1619,17 @@ nv50_sor_atomic_enable(struct drm_encoder *encoder, struct drm_atomic_state *sta
 
 	if ((disp->disp->object.oclass == GT214_DISP ||
 	     disp->disp->object.oclass >= GF110_DISP) &&
+	    nv_encoder->dcb->type != DCB_OUTPUT_LVDS &&
 	    drm_detect_monitor_audio(nv_connector->edid))
 		hda = true;
 
+	if (!nvif_outp_acquired(outp))
+		nvif_outp_acquire_sor(outp, hda);
+
 	switch (nv_encoder->dcb->type) {
 	case DCB_OUTPUT_TMDS:
-		if (disp->disp->object.oclass == NV50_DISP ||
-		    !drm_detect_hdmi_monitor(nv_connector->edid))
-			nvif_outp_acquire_tmds(outp, nv_crtc->index, false, 0, 0, 0, false);
-		else
+		if (disp->disp->object.oclass != NV50_DISP &&
+		    drm_detect_hdmi_monitor(nv_connector->edid))
 			nv50_hdmi_enable(encoder, nv_crtc, nv_connector, state, mode, hda);
 
 		if (nv_encoder->outp.or.link & 1) {
@@ -1650,10 +1675,10 @@ nv50_sor_atomic_enable(struct drm_encoder *encoder, struct drm_atomic_state *sta
 				lvds_8bpc = true;
 		}
 
-		nvif_outp_acquire_lvds(&nv_encoder->outp, lvds_dual, lvds_8bpc);
+		nvif_outp_lvds(&nv_encoder->outp, lvds_dual, lvds_8bpc);
 		break;
 	case DCB_OUTPUT_DP:
-		nvif_outp_acquire_dp(&nv_encoder->outp, nv_encoder->dp.dpcd, 0, 0, hda, false);
+		nouveau_dp_train(nv_encoder, false, mode->clock, asyh->or.bpc);
 		depth = nv50_dp_bpc_to_depth(asyh->or.bpc);
 
 		if (nv_encoder->outp.or.link & 1)
@@ -1661,8 +1686,6 @@ nv50_sor_atomic_enable(struct drm_encoder *encoder, struct drm_atomic_state *sta
 		else
 			proto = NV887D_SOR_SET_CONTROL_PROTOCOL_DP_B;
 
-		nv50_audio_enable(encoder, nv_crtc, nv_connector, state, mode);
-
 #ifdef CONFIG_DRM_NOUVEAU_BACKLIGHT
 		backlight = nv_connector->backlight;
 		if (backlight && backlight->uses_dpcd)
@@ -1676,6 +1699,9 @@ nv50_sor_atomic_enable(struct drm_encoder *encoder, struct drm_atomic_state *sta
 		break;
 	}
 
+	if (head->func->display_id)
+		head->func->display_id(head, BIT(nv_encoder->outp.id));
+
 	nv_encoder->update(nv_encoder, nv_crtc->index, asyh, proto, depth);
 }
 
@@ -1691,14 +1717,13 @@ nv50_sor_destroy(struct drm_encoder *encoder)
 {
 	struct nouveau_encoder *nv_encoder = nouveau_encoder(encoder);
 
-	nvif_outp_dtor(&nv_encoder->outp);
-
 	nv50_mstm_del(&nv_encoder->dp.mstm);
 	drm_encoder_cleanup(encoder);
 
 	if (nv_encoder->dcb->type == DCB_OUTPUT_DP)
 		mutex_destroy(&nv_encoder->dp.hpd_irq_lock);
 
+	nvif_outp_dtor(&nv_encoder->outp);
 	kfree(encoder);
 }
 
@@ -1707,24 +1732,15 @@ nv50_sor_func = {
 	.destroy = nv50_sor_destroy,
 };
 
-bool nv50_has_mst(struct nouveau_drm *drm)
-{
-	struct nvkm_bios *bios = nvxx_bios(&drm->client.device);
-	u32 data;
-	u8 ver, hdr, cnt, len;
-
-	data = nvbios_dp_table(bios, &ver, &hdr, &cnt, &len);
-	return data && ver >= 0x40 && (nvbios_rd08(bios, data + 0x08) & 0x04);
-}
-
 static int
-nv50_sor_create(struct drm_connector *connector, struct dcb_output *dcbe)
+nv50_sor_create(struct nouveau_encoder *nv_encoder)
 {
+	struct drm_connector *connector = &nv_encoder->conn->base;
 	struct nouveau_connector *nv_connector = nouveau_connector(connector);
 	struct nouveau_drm *drm = nouveau_drm(connector->dev);
 	struct nvkm_i2c *i2c = nvxx_i2c(&drm->client.device);
-	struct nouveau_encoder *nv_encoder;
 	struct drm_encoder *encoder;
+	struct dcb_output *dcbe = nv_encoder->dcb;
 	struct nv50_disp *disp = nv50_disp(connector->dev);
 	int type, ret;
 
@@ -1737,15 +1753,9 @@ nv50_sor_create(struct drm_connector *connector, struct dcb_output *dcbe)
 		break;
 	}
 
-	nv_encoder = kzalloc(sizeof(*nv_encoder), GFP_KERNEL);
-	if (!nv_encoder)
-		return -ENOMEM;
-	nv_encoder->dcb = dcbe;
 	nv_encoder->update = nv50_sor_update;
 
 	encoder = to_drm_encoder(nv_encoder);
-	encoder->possible_crtcs = dcbe->heads;
-	encoder->possible_clones = 0;
 	drm_encoder_init(connector->dev, encoder, &nv50_sor_func, type,
 			 "sor-%04x-%04x", dcbe->hasht, dcbe->hashm);
 	drm_encoder_helper_add(encoder, &nv50_sor_help);
@@ -1756,40 +1766,40 @@ nv50_sor_create(struct drm_connector *connector, struct dcb_output *dcbe)
 	nv50_outp_dump_caps(drm, nv_encoder);
 
 	if (dcbe->type == DCB_OUTPUT_DP) {
-		struct nvkm_i2c_aux *aux =
-			nvkm_i2c_aux_find(i2c, dcbe->i2c_index);
-
 		mutex_init(&nv_encoder->dp.hpd_irq_lock);
 
-		if (aux) {
-			if (disp->disp->object.oclass < GF110_DISP) {
-				/* HW has no support for address-only
-				 * transactions, so we're required to
-				 * use custom I2C-over-AUX code.
-				 */
-				nv_encoder->i2c = &aux->i2c;
-			} else {
-				nv_encoder->i2c = &nv_connector->aux.ddc;
-			}
-			nv_encoder->aux = aux;
+		if (disp->disp->object.oclass < GF110_DISP) {
+			/* HW has no support for address-only
+			 * transactions, so we're required to
+			 * use custom I2C-over-AUX code.
+			 */
+			struct nvkm_i2c_aux *aux;
+
+			aux = nvkm_i2c_aux_find(i2c, dcbe->i2c_index);
+			if (!aux)
+				return -EINVAL;
+
+			nv_encoder->i2c = &aux->i2c;
+		} else {
+			nv_encoder->i2c = &nv_connector->aux.ddc;
 		}
 
-		if (nv_connector->type != DCB_CONNECTOR_eDP &&
-		    nv50_has_mst(drm)) {
+		if (nv_connector->type != DCB_CONNECTOR_eDP && nv_encoder->outp.info.dp.mst) {
 			ret = nv50_mstm_new(nv_encoder, &nv_connector->aux,
 					    16, nv_connector->base.base.id,
 					    &nv_encoder->dp.mstm);
 			if (ret)
 				return ret;
 		}
-	} else {
+	} else
+	if (nv_encoder->outp.info.ddc != NVIF_OUTP_DDC_INVALID) {
 		struct nvkm_i2c_bus *bus =
 			nvkm_i2c_bus_find(i2c, dcbe->i2c_index);
 		if (bus)
 			nv_encoder->i2c = &bus->i2c;
 	}
 
-	return nvif_outp_ctor(disp->disp, nv_encoder->base.base.name, dcbe->id, &nv_encoder->outp);
+	return 0;
 }
 
 /******************************************************************************
@@ -1816,7 +1826,6 @@ nv50_pior_atomic_disable(struct drm_encoder *encoder, struct drm_atomic_state *s
 
 	core->func->pior->ctrl(core, nv_encoder->outp.or.id, ctrl, NULL);
 	nv_encoder->crtc = NULL;
-	nvif_outp_release(&nv_encoder->outp);
 }
 
 static void
@@ -1844,14 +1853,16 @@ nv50_pior_atomic_enable(struct drm_encoder *encoder, struct drm_atomic_state *st
 	default: asyh->or.depth = NV837D_PIOR_SET_CONTROL_PIXEL_DEPTH_DEFAULT; break;
 	}
 
+	if (!nvif_outp_acquired(&nv_encoder->outp))
+		nvif_outp_acquire_pior(&nv_encoder->outp);
+
 	switch (nv_encoder->dcb->type) {
 	case DCB_OUTPUT_TMDS:
 		ctrl |= NVDEF(NV507D, PIOR_SET_CONTROL, PROTOCOL, EXT_TMDS_ENC);
-		nvif_outp_acquire_tmds(&nv_encoder->outp, false, false, 0, 0, 0, false);
 		break;
 	case DCB_OUTPUT_DP:
 		ctrl |= NVDEF(NV507D, PIOR_SET_CONTROL, PROTOCOL, EXT_TMDS_ENC);
-		nvif_outp_acquire_dp(&nv_encoder->outp, nv_encoder->dp.dpcd, 0, 0, false, false);
+		nouveau_dp_train(nv_encoder, false, asyh->state.adjusted_mode.clock, 6);
 		break;
 	default:
 		BUG();
@@ -1888,8 +1899,9 @@ nv50_pior_func = {
 };
 
 static int
-nv50_pior_create(struct drm_connector *connector, struct dcb_output *dcbe)
+nv50_pior_create(struct nouveau_encoder *nv_encoder)
 {
+	struct drm_connector *connector = &nv_encoder->conn->base;
 	struct drm_device *dev = connector->dev;
 	struct nouveau_drm *drm = nouveau_drm(dev);
 	struct nv50_disp *disp = nv50_disp(dev);
@@ -1897,18 +1909,18 @@ nv50_pior_create(struct drm_connector *connector, struct dcb_output *dcbe)
 	struct nvkm_i2c_bus *bus = NULL;
 	struct nvkm_i2c_aux *aux = NULL;
 	struct i2c_adapter *ddc;
-	struct nouveau_encoder *nv_encoder;
 	struct drm_encoder *encoder;
+	struct dcb_output *dcbe = nv_encoder->dcb;
 	int type;
 
 	switch (dcbe->type) {
 	case DCB_OUTPUT_TMDS:
-		bus  = nvkm_i2c_bus_find(i2c, NVKM_I2C_BUS_EXT(dcbe->extdev));
+		bus  = nvkm_i2c_bus_find(i2c, nv_encoder->outp.info.ddc);
 		ddc  = bus ? &bus->i2c : NULL;
 		type = DRM_MODE_ENCODER_TMDS;
 		break;
 	case DCB_OUTPUT_DP:
-		aux  = nvkm_i2c_aux_find(i2c, NVKM_I2C_AUX_EXT(dcbe->extdev));
+		aux  = nvkm_i2c_aux_find(i2c, nv_encoder->outp.info.dp.aux);
 		ddc  = aux ? &aux->i2c : NULL;
 		type = DRM_MODE_ENCODER_TMDS;
 		break;
@@ -1916,18 +1928,11 @@ nv50_pior_create(struct drm_connector *connector, struct dcb_output *dcbe)
 		return -ENODEV;
 	}
 
-	nv_encoder = kzalloc(sizeof(*nv_encoder), GFP_KERNEL);
-	if (!nv_encoder)
-		return -ENOMEM;
-	nv_encoder->dcb = dcbe;
 	nv_encoder->i2c = ddc;
-	nv_encoder->aux = aux;
 
 	mutex_init(&nv_encoder->dp.hpd_irq_lock);
 
 	encoder = to_drm_encoder(nv_encoder);
-	encoder->possible_crtcs = dcbe->heads;
-	encoder->possible_clones = 0;
 	drm_encoder_init(connector->dev, encoder, &nv50_pior_func, type,
 			 "pior-%04x-%04x", dcbe->hasht, dcbe->hashm);
 	drm_encoder_helper_add(encoder, &nv50_pior_help);
@@ -1937,7 +1942,7 @@ nv50_pior_create(struct drm_connector *connector, struct dcb_output *dcbe)
 	disp->core->func->pior->get_caps(disp, nv_encoder, ffs(dcbe->or) - 1);
 	nv50_outp_dump_caps(drm, nv_encoder);
 
-	return nvif_outp_ctor(disp->disp, nv_encoder->base.base.name, dcbe->id, &nv_encoder->outp);
+	return 0;
 }
 
 /******************************************************************************
@@ -1951,7 +1956,9 @@ nv50_disp_atomic_commit_core(struct drm_atomic_state *state, u32 *interlock)
 	struct drm_dp_mst_topology_state *mst_state;
 	struct nouveau_drm *drm = nouveau_drm(state->dev);
 	struct nv50_disp *disp = nv50_disp(drm->dev);
+	struct nv50_atom *atom = nv50_atom(state);
 	struct nv50_core *core = disp->core;
+	struct nv50_outp_atom *outp;
 	struct nv50_mstm *mstm;
 	int i;
 
@@ -1974,6 +1981,23 @@ nv50_disp_atomic_commit_core(struct drm_atomic_state *state, u32 *interlock)
 		if (mstm->modified)
 			nv50_mstm_cleanup(state, mst_state, mstm);
 	}
+
+	list_for_each_entry(outp, &atom->outp, head) {
+		if (outp->encoder->encoder_type != DRM_MODE_ENCODER_DPMST) {
+			struct nouveau_encoder *nv_encoder = nouveau_encoder(outp->encoder);
+
+			if (outp->enabled) {
+				nv50_audio_enable(outp->encoder, nouveau_crtc(nv_encoder->crtc),
+						  nv_encoder->conn, NULL, NULL);
+				outp->enabled = outp->disabled = false;
+			} else {
+				if (outp->disabled) {
+					nvif_outp_release(&nv_encoder->outp);
+					outp->disabled = false;
+				}
+			}
+		}
+	}
 }
 
 static void
@@ -2065,14 +2089,8 @@ nv50_disp_atomic_commit_tail(struct drm_atomic_state *state)
 
 		if (outp->clr.mask) {
 			help->atomic_disable(encoder, state);
+			outp->disabled = true;
 			interlock[NV50_DISP_INTERLOCK_CORE] |= 1;
-			if (outp->flush_disable) {
-				nv50_disp_atomic_commit_wndw(state, interlock);
-				nv50_disp_atomic_commit_core(state, interlock);
-				memset(interlock, 0x00, sizeof(interlock));
-
-				flushed = true;
-			}
 		}
 	}
 
@@ -2092,7 +2110,7 @@ nv50_disp_atomic_commit_tail(struct drm_atomic_state *state)
 	nv50_crc_atomic_init_notifier_contexts(state);
 
 	/* Update output path(s). */
-	list_for_each_entry_safe(outp, outt, &atom->outp, head) {
+	list_for_each_entry(outp, &atom->outp, head) {
 		const struct drm_encoder_helper_funcs *help;
 		struct drm_encoder *encoder;
 
@@ -2104,11 +2122,9 @@ nv50_disp_atomic_commit_tail(struct drm_atomic_state *state)
 
 		if (outp->set.mask) {
 			help->atomic_enable(encoder, state);
+			outp->enabled = true;
 			interlock[NV50_DISP_INTERLOCK_CORE] = 1;
 		}
-
-		list_del(&outp->head);
-		kfree(outp);
 	}
 
 	/* Update head(s). */
@@ -2206,6 +2222,11 @@ nv50_disp_atomic_commit_tail(struct drm_atomic_state *state)
 	if (atom->lock_core)
 		mutex_unlock(&disp->mutex);
 
+	list_for_each_entry_safe(outp, outt, &atom->outp, head) {
+		list_del(&outp->head);
+		kfree(outp);
+	}
+
 	/* Wait for HW to signal completion. */
 	for_each_new_plane_in_state(state, plane, new_plane_state, i) {
 		struct nv50_wndw_atom *asyw = nv50_wndw_atom(new_plane_state);
@@ -2354,10 +2375,9 @@ nv50_disp_outp_atomic_check_clr(struct nv50_atom *atom,
 		if (IS_ERR(outp))
 			return PTR_ERR(outp);
 
-		if (outp->encoder->encoder_type == DRM_MODE_ENCODER_DPMST) {
-			outp->flush_disable = true;
+		if (outp->encoder->encoder_type == DRM_MODE_ENCODER_DPMST ||
+		    nouveau_encoder(outp->encoder)->dcb->type == DCB_OUTPUT_DP)
 			atom->flush_disable = true;
-		}
 		outp->clr.ctrl = true;
 		atom->lock_core = true;
 	}
@@ -2518,6 +2538,104 @@ nv50_display_fini(struct drm_device *dev, bool runtime, bool suspend)
 		cancel_work_sync(&drm->hpd_work);
 }
 
+static inline void
+nv50_display_read_hw_or_state(struct drm_device *dev, struct nv50_disp *disp,
+			      struct nouveau_encoder *outp)
+{
+	struct drm_crtc *crtc;
+	struct drm_connector_list_iter conn_iter;
+	struct drm_connector *conn;
+	struct nv50_head_atom *armh;
+	const u32 encoder_mask = drm_encoder_mask(&outp->base.base);
+	bool found_conn = false, found_head = false;
+	u8 proto;
+	int head_idx;
+	int ret;
+
+	switch (outp->dcb->type) {
+	case DCB_OUTPUT_TMDS:
+		ret = nvif_outp_inherit_tmds(&outp->outp, &proto);
+		break;
+	case DCB_OUTPUT_DP:
+		ret = nvif_outp_inherit_dp(&outp->outp, &proto);
+		break;
+	case DCB_OUTPUT_LVDS:
+		ret = nvif_outp_inherit_lvds(&outp->outp, &proto);
+		break;
+	case DCB_OUTPUT_ANALOG:
+		ret = nvif_outp_inherit_rgb_crt(&outp->outp, &proto);
+		break;
+	default:
+		drm_dbg_kms(dev, "Readback for %s not implemented yet, skipping\n",
+			    outp->base.base.name);
+		drm_WARN_ON(dev, true);
+		return;
+	}
+
+	if (ret < 0)
+		return;
+
+	head_idx = ret;
+
+	drm_for_each_crtc(crtc, dev) {
+		if (crtc->index != head_idx)
+			continue;
+
+		armh = nv50_head_atom(crtc->state);
+		found_head = true;
+		break;
+	}
+	if (drm_WARN_ON(dev, !found_head))
+		return;
+
+	/* Figure out which connector is being used by this encoder */
+	drm_connector_list_iter_begin(dev, &conn_iter);
+	nouveau_for_each_non_mst_connector_iter(conn, &conn_iter) {
+		if (nouveau_connector(conn)->index == outp->dcb->connector) {
+			found_conn = true;
+			break;
+		}
+	}
+	drm_connector_list_iter_end(&conn_iter);
+	if (drm_WARN_ON(dev, !found_conn))
+		return;
+
+	armh->state.encoder_mask = encoder_mask;
+	armh->state.connector_mask = drm_connector_mask(conn);
+	armh->state.active = true;
+	armh->state.enable = true;
+	pm_runtime_get_noresume(dev->dev);
+
+	outp->crtc = crtc;
+	outp->ctrl = NVVAL(NV507D, SOR_SET_CONTROL, PROTOCOL, proto) | BIT(crtc->index);
+
+	drm_connector_get(conn);
+	conn->state->crtc = crtc;
+	conn->state->best_encoder = &outp->base.base;
+}
+
+/* Read back the currently programmed display state */
+static void
+nv50_display_read_hw_state(struct nouveau_drm *drm)
+{
+	struct drm_device *dev = drm->dev;
+	struct drm_encoder *encoder;
+	struct drm_modeset_acquire_ctx ctx;
+	struct nv50_disp *disp = nv50_disp(dev);
+	int ret;
+
+	DRM_MODESET_LOCK_ALL_BEGIN(dev, ctx, 0, ret);
+
+	drm_for_each_encoder(encoder, dev) {
+		if (encoder->encoder_type == DRM_MODE_ENCODER_DPMST)
+			continue;
+
+		nv50_display_read_hw_or_state(dev, disp, nouveau_encoder(encoder));
+	}
+
+	DRM_MODESET_LOCK_ALL_END(dev, ctx, ret);
+}
+
 static int
 nv50_display_init(struct drm_device *dev, bool resume, bool runtime)
 {
@@ -2535,6 +2653,9 @@ nv50_display_init(struct drm_device *dev, bool resume, bool runtime)
 		}
 	}
 
+	if (!resume)
+		nv50_display_read_hw_state(nouveau_drm(dev));
+
 	return 0;
 }
 
@@ -2561,14 +2682,11 @@ nv50_display_destroy(struct drm_device *dev)
 int
 nv50_display_create(struct drm_device *dev)
 {
-	struct nvif_device *device = &nouveau_drm(dev)->client.device;
 	struct nouveau_drm *drm = nouveau_drm(dev);
-	struct dcb_table *dcb = &drm->vbios.dcb;
 	struct drm_connector *connector, *tmp;
 	struct nv50_disp *disp;
-	struct dcb_output *dcbe;
-	int crtcs, ret, i;
-	bool has_mst = nv50_has_mst(drm);
+	int ret, i;
+	bool has_mst = false;
 
 	disp = kzalloc(sizeof(*disp), GFP_KERNEL);
 	if (!disp)
@@ -2644,20 +2762,92 @@ nv50_display_create(struct drm_device *dev)
 		dev->mode_config.cursor_height = 64;
 	}
 
-	/* create crtc objects to represent the hw heads */
-	if (disp->disp->object.oclass >= GV100_DISP)
-		crtcs = nvif_rd32(&device->object, 0x610060) & 0xff;
-	else
-	if (disp->disp->object.oclass >= GF110_DISP)
-		crtcs = nvif_rd32(&device->object, 0x612004) & 0xf;
-	else
-		crtcs = 0x3;
+	/* create encoder/connector objects based on VBIOS DCB table */
+	for_each_set_bit(i, &disp->disp->outp_mask, sizeof(disp->disp->outp_mask) * 8) {
+		struct nouveau_encoder *outp;
 
-	for (i = 0; i < fls(crtcs); i++) {
-		struct nv50_head *head;
+		outp = kzalloc(sizeof(*outp), GFP_KERNEL);
+		if (!outp)
+			break;
+
+		ret = nvif_outp_ctor(disp->disp, "kmsOutp", i, &outp->outp);
+		if (ret) {
+			kfree(outp);
+			continue;
+		}
+
+		connector = nouveau_connector_create(dev, outp->outp.info.conn);
+		if (IS_ERR(connector)) {
+			nvif_outp_dtor(&outp->outp);
+			kfree(outp);
+			continue;
+		}
+
+		outp->base.base.possible_crtcs = outp->outp.info.heads;
+		outp->base.base.possible_clones = 0;
+		outp->conn = nouveau_connector(connector);
+
+		outp->dcb = kzalloc(sizeof(*outp->dcb), GFP_KERNEL);
+		if (!outp->dcb)
+			break;
 
-		if (!(crtcs & (1 << i)))
+		switch (outp->outp.info.proto) {
+		case NVIF_OUTP_RGB_CRT:
+			outp->dcb->type = DCB_OUTPUT_ANALOG;
+			outp->dcb->crtconf.maxfreq = outp->outp.info.rgb_crt.freq_max;
+			break;
+		case NVIF_OUTP_TMDS:
+			outp->dcb->type = DCB_OUTPUT_TMDS;
+			outp->dcb->duallink_possible = outp->outp.info.tmds.dual;
+			break;
+		case NVIF_OUTP_LVDS:
+			outp->dcb->type = DCB_OUTPUT_LVDS;
+			outp->dcb->lvdsconf.use_acpi_for_edid = outp->outp.info.lvds.acpi_edid;
+			break;
+		case NVIF_OUTP_DP:
+			outp->dcb->type = DCB_OUTPUT_DP;
+			outp->dcb->dpconf.link_nr = outp->outp.info.dp.link_nr;
+			outp->dcb->dpconf.link_bw = outp->outp.info.dp.link_bw;
+			if (outp->outp.info.dp.mst)
+				has_mst = true;
+			break;
+		default:
+			WARN_ON(1);
+			continue;
+		}
+
+		outp->dcb->heads = outp->outp.info.heads;
+		outp->dcb->connector = outp->outp.info.conn;
+		outp->dcb->i2c_index = outp->outp.info.ddc;
+
+		switch (outp->outp.info.type) {
+		case NVIF_OUTP_DAC : ret = nv50_dac_create(outp); break;
+		case NVIF_OUTP_SOR : ret = nv50_sor_create(outp); break;
+		case NVIF_OUTP_PIOR: ret = nv50_pior_create(outp); break;
+		default:
+			WARN_ON(1);
 			continue;
+		}
+
+		if (ret) {
+			NV_WARN(drm, "failed to create encoder %d/%d/%d: %d\n",
+				i, outp->outp.info.type, outp->outp.info.proto, ret);
+		}
+	}
+
+	/* cull any connectors we created that don't have an encoder */
+	list_for_each_entry_safe(connector, tmp, &dev->mode_config.connector_list, head) {
+		if (connector->possible_encoders)
+			continue;
+
+		NV_WARN(drm, "%s has no encoders, removing\n",
+			connector->name);
+		connector->funcs->destroy(connector);
+	}
+
+	/* create crtc objects to represent the hw heads */
+	for_each_set_bit(i, &disp->disp->head_mask, sizeof(disp->disp->head_mask) * 8) {
+		struct nv50_head *head;
 
 		head = nv50_head_create(dev, i);
 		if (IS_ERR(head)) {
@@ -2683,50 +2873,8 @@ nv50_display_create(struct drm_device *dev)
 			 * Once these issues are closed, this should be
 			 * removed
 			 */
-			head->msto->encoder.possible_crtcs = crtcs;
-		}
-	}
-
-	/* create encoder/connector objects based on VBIOS DCB table */
-	for (i = 0, dcbe = &dcb->entry[0]; i < dcb->entries; i++, dcbe++) {
-		connector = nouveau_connector_create(dev, dcbe);
-		if (IS_ERR(connector))
-			continue;
-
-		if (dcbe->location == DCB_LOC_ON_CHIP) {
-			switch (dcbe->type) {
-			case DCB_OUTPUT_TMDS:
-			case DCB_OUTPUT_LVDS:
-			case DCB_OUTPUT_DP:
-				ret = nv50_sor_create(connector, dcbe);
-				break;
-			case DCB_OUTPUT_ANALOG:
-				ret = nv50_dac_create(connector, dcbe);
-				break;
-			default:
-				ret = -ENODEV;
-				break;
-			}
-		} else {
-			ret = nv50_pior_create(connector, dcbe);
+			head->msto->encoder.possible_crtcs = disp->disp->head_mask;
 		}
-
-		if (ret) {
-			NV_WARN(drm, "failed to create encoder %d/%d/%d: %d\n",
-				     dcbe->location, dcbe->type,
-				     ffs(dcbe->or) - 1, ret);
-			ret = 0;
-		}
-	}
-
-	/* cull any connectors we created that don't have an encoder */
-	list_for_each_entry_safe(connector, tmp, &dev->mode_config.connector_list, head) {
-		if (connector->possible_encoders)
-			continue;
-
-		NV_WARN(drm, "%s has no encoders, removing\n",
-			connector->name);
-		connector->funcs->destroy(connector);
 	}
 
 	/* Disable vblank irqs aggressively for power-saving, safe on nv50+ */
diff --git a/drivers/gpu/drm/nouveau/dispnv50/disp.h b/drivers/gpu/drm/nouveau/dispnv50/disp.h
index 9d66c9c726c3..5508a7cfd492 100644
--- a/drivers/gpu/drm/nouveau/dispnv50/disp.h
+++ b/drivers/gpu/drm/nouveau/dispnv50/disp.h
@@ -83,7 +83,9 @@ struct nv50_outp_atom {
 	struct list_head head;
 
 	struct drm_encoder *encoder;
-	bool flush_disable;
+
+	bool disabled;
+	bool enabled;
 
 	union nv50_outp_atom_mask {
 		struct {
@@ -106,8 +108,6 @@ void nv50_dmac_destroy(struct nv50_dmac *);
  */
 struct nouveau_encoder *nv50_real_outp(struct drm_encoder *encoder);
 
-bool nv50_has_mst(struct nouveau_drm *drm);
-
 u32 *evo_wait(struct nv50_dmac *, int nr);
 void evo_kick(u32 *, struct nv50_dmac *);
 
diff --git a/drivers/gpu/drm/nouveau/dispnv50/head.h b/drivers/gpu/drm/nouveau/dispnv50/head.h
index 41c8788dfb31..e9d17037ffcf 100644
--- a/drivers/gpu/drm/nouveau/dispnv50/head.h
+++ b/drivers/gpu/drm/nouveau/dispnv50/head.h
@@ -49,6 +49,7 @@ struct nv50_head_func {
 	int (*procamp)(struct nv50_head *, struct nv50_head_atom *);
 	int (*or)(struct nv50_head *, struct nv50_head_atom *);
 	void (*static_wndw_map)(struct nv50_head *, struct nv50_head_atom *);
+	int (*display_id)(struct nv50_head *, u32 display_id);
 };
 
 extern const struct nv50_head_func head507d;
diff --git a/drivers/gpu/drm/nouveau/dispnv50/headc57d.c b/drivers/gpu/drm/nouveau/dispnv50/headc57d.c
index 543f08ceaad6..53b1248c40ec 100644
--- a/drivers/gpu/drm/nouveau/dispnv50/headc57d.c
+++ b/drivers/gpu/drm/nouveau/dispnv50/headc57d.c
@@ -28,6 +28,19 @@
 #include <nvhw/class/clc57d.h>
 
 static int
+headc57d_display_id(struct nv50_head *head, u32 display_id)
+{
+	struct nvif_push *push = nv50_disp(head->base.base.dev)->core->chan.push;
+	int ret;
+
+	if ((ret = PUSH_WAIT(push, 2)))
+		return ret;
+
+	PUSH_NVSQ(push, NVC57D, 0x2020 + (head->base.index * 0x400), display_id);
+	return 0;
+}
+
+static int
 headc57d_or(struct nv50_head *head, struct nv50_head_atom *asyh)
 {
 	struct nvif_push *push = nv50_disp(head->base.base.dev)->core->chan.push;
@@ -250,4 +263,5 @@ headc57d = {
 	.or = headc57d_or,
 	/* TODO: flexible window mappings */
 	.static_wndw_map = headc37d_static_wndw_map,
+	.display_id = headc57d_display_id,
 };
diff --git a/drivers/gpu/drm/nouveau/include/nvif/conn.h b/drivers/gpu/drm/nouveau/include/nvif/conn.h
index dc355e1dfafa..406c12a111f9 100644
--- a/drivers/gpu/drm/nouveau/include/nvif/conn.h
+++ b/drivers/gpu/drm/nouveau/include/nvif/conn.h
@@ -7,6 +7,21 @@ struct nvif_disp;
 
 struct nvif_conn {
 	struct nvif_object object;
+	u32 id;
+
+	struct {
+		enum {
+			NVIF_CONN_VGA,
+			NVIF_CONN_TV,
+			NVIF_CONN_DVI_I,
+			NVIF_CONN_DVI_D,
+			NVIF_CONN_LVDS,
+			NVIF_CONN_LVDS_SPWG,
+			NVIF_CONN_HDMI,
+			NVIF_CONN_DP,
+			NVIF_CONN_EDP,
+		} type;
+	} info;
 };
 
 int nvif_conn_ctor(struct nvif_disp *, const char *name, int id, struct nvif_conn *);
@@ -18,11 +33,6 @@ nvif_conn_id(struct nvif_conn *conn)
 	return conn->object.handle;
 }
 
-#define NVIF_CONN_HPD_STATUS_UNSUPPORTED 0 /* negative if query fails */
-#define NVIF_CONN_HPD_STATUS_NOT_PRESENT 1
-#define NVIF_CONN_HPD_STATUS_PRESENT     2
-int nvif_conn_hpd_status(struct nvif_conn *);
-
 int nvif_conn_event_ctor(struct nvif_conn *, const char *name, nvif_event_func, u8 types,
 			 struct nvif_event *);
 #endif
diff --git a/drivers/gpu/drm/nouveau/include/nvif/if0011.h b/drivers/gpu/drm/nouveau/include/nvif/if0011.h
index 69b0b779f942..3ed0ddd75bd8 100644
--- a/drivers/gpu/drm/nouveau/include/nvif/if0011.h
+++ b/drivers/gpu/drm/nouveau/include/nvif/if0011.h
@@ -7,6 +7,16 @@ union nvif_conn_args {
 		__u8 version;
 		__u8 id;	/* DCB connector table index. */
 		__u8 pad02[6];
+#define NVIF_CONN_V0_VGA       0x00
+#define NVIF_CONN_V0_TV        0x01
+#define NVIF_CONN_V0_DVI_I     0x02
+#define NVIF_CONN_V0_DVI_D     0x03
+#define NVIF_CONN_V0_LVDS      0x04
+#define NVIF_CONN_V0_LVDS_SPWG 0x05
+#define NVIF_CONN_V0_HDMI      0x06
+#define NVIF_CONN_V0_DP        0x07
+#define NVIF_CONN_V0_EDP       0x08
+		__u8 type;
 	} v0;
 };
 
@@ -20,15 +30,4 @@ union nvif_conn_event_args {
 		__u8 pad02[6];
 	} v0;
 };
-
-#define NVIF_CONN_V0_HPD_STATUS 0x00000000
-
-union nvif_conn_hpd_status_args {
-	struct nvif_conn_hpd_status_v0 {
-		__u8 version;
-		__u8 support;
-		__u8 present;
-		__u8 pad03[5];
-	} v0;
-};
 #endif
diff --git a/drivers/gpu/drm/nouveau/include/nvif/if0012.h b/drivers/gpu/drm/nouveau/include/nvif/if0012.h
index 16d4ad5023a3..bde9bfae8d11 100644
--- a/drivers/gpu/drm/nouveau/include/nvif/if0012.h
+++ b/drivers/gpu/drm/nouveau/include/nvif/if0012.h
@@ -8,18 +8,86 @@ union nvif_outp_args {
 	struct nvif_outp_v0 {
 		__u8 version;
 		__u8 id;	/* DCB device index. */
-		__u8 pad02[6];
+#define NVIF_OUTP_V0_TYPE_DAC  0x00
+#define NVIF_OUTP_V0_TYPE_SOR  0x01
+#define NVIF_OUTP_V0_TYPE_PIOR 0x02
+		__u8 type;
+#define NVIF_OUTP_V0_PROTO_RGB_CRT 0x00
+#define NVIF_OUTP_V0_PROTO_TMDS    0x01
+#define NVIF_OUTP_V0_PROTO_LVDS    0x02
+#define NVIF_OUTP_V0_PROTO_DP      0x03
+	        __u8 proto;
+	        __u8 heads;
+	        __u8 ddc;
+	        __u8 conn;
+		union {
+			struct {
+				__u32 freq_max;
+			} rgb_crt;
+			struct {
+				__u8  dual;
+			} tmds;
+			struct {
+				__u8  acpi_edid;
+			} lvds;
+			struct {
+				__u8  aux;
+				__u8  mst;
+				__u8  increased_wm;
+				__u8  link_nr;
+				__u32 link_bw;
+			} dp;
+		};
 	} v0;
 };
 
-#define NVIF_OUTP_V0_LOAD_DETECT 0x00
-#define NVIF_OUTP_V0_ACQUIRE     0x01
-#define NVIF_OUTP_V0_RELEASE     0x02
-#define NVIF_OUTP_V0_INFOFRAME   0x03
-#define NVIF_OUTP_V0_HDA_ELD     0x04
-#define NVIF_OUTP_V0_DP_AUX_PWR  0x05
-#define NVIF_OUTP_V0_DP_RETRAIN  0x06
-#define NVIF_OUTP_V0_DP_MST_VCPI 0x07
+#define NVIF_OUTP_V0_DETECT        0x00
+#define NVIF_OUTP_V0_EDID_GET      0x01
+
+#define NVIF_OUTP_V0_INHERIT       0x10
+#define NVIF_OUTP_V0_ACQUIRE       0x11
+#define NVIF_OUTP_V0_RELEASE       0x12
+
+#define NVIF_OUTP_V0_LOAD_DETECT   0x20
+
+#define NVIF_OUTP_V0_BL_GET        0x30
+#define NVIF_OUTP_V0_BL_SET        0x31
+
+#define NVIF_OUTP_V0_LVDS          0x40
+
+#define NVIF_OUTP_V0_HDMI          0x50
+
+#define NVIF_OUTP_V0_INFOFRAME     0x60
+#define NVIF_OUTP_V0_HDA_ELD       0x61
+
+#define NVIF_OUTP_V0_DP_AUX_PWR    0x70
+#define NVIF_OUTP_V0_DP_AUX_XFER   0x71
+#define NVIF_OUTP_V0_DP_RATES      0x72
+#define NVIF_OUTP_V0_DP_TRAIN      0x73
+#define NVIF_OUTP_V0_DP_DRIVE      0x74
+#define NVIF_OUTP_V0_DP_SST        0x75
+#define NVIF_OUTP_V0_DP_MST_ID_GET 0x76
+#define NVIF_OUTP_V0_DP_MST_ID_PUT 0x77
+#define NVIF_OUTP_V0_DP_MST_VCPI   0x78
+
+union nvif_outp_detect_args {
+	struct nvif_outp_detect_v0 {
+		__u8 version;
+#define NVIF_OUTP_DETECT_V0_NOT_PRESENT 0x00
+#define NVIF_OUTP_DETECT_V0_PRESENT     0x01
+#define NVIF_OUTP_DETECT_V0_UNKNOWN     0x02
+		__u8 status;
+	} v0;
+};
+
+union nvif_outp_edid_get_args {
+	struct nvif_outp_edid_get_v0 {
+		__u8  version;
+		__u8  pad01;
+		__u16 size;
+		__u8  data[2048];
+	} v0;
+};
 
 union nvif_outp_load_detect_args {
 	struct nvif_outp_load_detect_v0 {
@@ -33,40 +101,39 @@ union nvif_outp_load_detect_args {
 union nvif_outp_acquire_args {
 	struct nvif_outp_acquire_v0 {
 		__u8 version;
-#define NVIF_OUTP_ACQUIRE_V0_RGB_CRT 0x00
-#define NVIF_OUTP_ACQUIRE_V0_TV      0x01
-#define NVIF_OUTP_ACQUIRE_V0_TMDS    0x02
-#define NVIF_OUTP_ACQUIRE_V0_LVDS    0x03
-#define NVIF_OUTP_ACQUIRE_V0_DP      0x04
-		__u8 proto;
+#define NVIF_OUTP_ACQUIRE_V0_DAC  0x00
+#define NVIF_OUTP_ACQUIRE_V0_SOR  0x01
+#define NVIF_OUTP_ACQUIRE_V0_PIOR 0x02
+		__u8 type;
 		__u8 or;
 		__u8 link;
 		__u8 pad04[4];
 		union {
 			struct {
-				__u8 head;
-				__u8 hdmi;
-				__u8 hdmi_max_ac_packet;
-				__u8 hdmi_rekey;
-#define NVIF_OUTP_ACQUIRE_V0_TMDS_HDMI_SCDC_SCRAMBLE (1 << 0)
-#define NVIF_OUTP_ACQUIRE_V0_TMDS_HDMI_SCDC_DIV_BY_4 (1 << 1)
-				__u8 hdmi_scdc;
-				__u8 hdmi_hda;
-				__u8 pad06[2];
-			} tmds;
-			struct {
-				__u8 dual;
-				__u8 bpc8;
-				__u8 pad02[6];
-			} lvds;
+				__u8 hda;
+			} sor;
+		};
+	} v0;
+};
+
+union nvif_outp_inherit_args {
+	struct nvif_outp_inherit_v0 {
+		__u8 version;
+#define NVIF_OUTP_INHERIT_V0_RGB_CRT 0x00
+#define NVIF_OUTP_INHERIT_V0_TV      0x01
+#define NVIF_OUTP_INHERIT_V0_TMDS    0x02
+#define NVIF_OUTP_INHERIT_V0_LVDS    0x03
+#define NVIF_OUTP_INHERIT_V0_DP      0x04
+		// In/out. Input is one of the above values, output is the actual hw protocol
+		__u8 proto;
+		__u8 or;
+		__u8 link;
+		__u8 head;
+		union {
 			struct {
-				__u8 link_nr; /* 0 = highest possible. */
-				__u8 link_bw; /* 0 = highest possible, DP BW code otherwise. */
+				// TODO: Figure out padding, and whether we even want this field
 				__u8 hda;
-				__u8 mst;
-				__u8 pad04[4];
-				__u8 dpcd[DP_RECEIVER_CAP_SIZE];
-			} dp;
+			} tmds;
 		};
 	} v0;
 };
@@ -76,6 +143,42 @@ union nvif_outp_release_args {
 	} vn;
 };
 
+union nvif_outp_bl_get_args {
+	struct nvif_outp_bl_get_v0 {
+		__u8  version;
+		__u8  level;
+	} v0;
+};
+
+union nvif_outp_bl_set_args {
+	struct nvif_outp_bl_set_v0 {
+		__u8  version;
+		__u8  level;
+	} v0;
+};
+
+union nvif_outp_lvds_args {
+	struct nvif_outp_lvds_v0 {
+		__u8  version;
+		__u8  dual;
+		__u8  bpc8;
+	} v0;
+};
+
+union nvif_outp_hdmi_args {
+	struct nvif_outp_hdmi_v0 {
+		__u8 version;
+		__u8 head;
+		__u8 enable;
+		__u8 max_ac_packet;
+		__u8 rekey;
+		__u8 scdc;
+		__u8 scdc_scrambling;
+		__u8 scdc_low_rates;
+		__u32 khz;
+	} v0;
+};
+
 union nvif_outp_infoframe_args {
 	struct nvif_outp_infoframe_v0 {
 		__u8 version;
@@ -105,9 +208,77 @@ union nvif_outp_dp_aux_pwr_args {
 	} v0;
 };
 
-union nvif_outp_dp_retrain_args {
-	struct nvif_outp_dp_retrain_vn {
-	} vn;
+union nvif_outp_dp_aux_xfer_args {
+	struct nvif_outp_dp_aux_xfer_v0 {
+		__u8  version;
+		__u8  pad01;
+		__u8  type;
+		__u8  size;
+		__u32 addr;
+		__u8  data[16];
+	} v0;
+};
+
+union nvif_outp_dp_rates_args {
+	struct nvif_outp_dp_rates_v0 {
+		__u8  version;
+		__u8  pad01[6];
+		__u8  rates;
+		struct {
+			__s8  dpcd;
+			__u32 rate;
+		} rate[8];
+	} v0;
+};
+
+union nvif_outp_dp_train_args {
+	struct nvif_outp_dp_train_v0 {
+		__u8  version;
+		__u8  retrain;
+		__u8  mst;
+		__u8  lttprs;
+		__u8  post_lt_adj;
+		__u8  link_nr;
+		__u32 link_bw;
+		__u8 dpcd[DP_RECEIVER_CAP_SIZE];
+	} v0;
+};
+
+union nvif_outp_dp_drive_args {
+	struct nvif_outp_dp_drive_v0 {
+		__u8  version;
+		__u8  pad01[2];
+		__u8  lanes;
+		__u8  pe[4];
+		__u8  vs[4];
+	} v0;
+};
+
+union nvif_outp_dp_sst_args {
+	struct nvif_outp_dp_sst_v0 {
+		__u8  version;
+		__u8  head;
+		__u8  pad02[2];
+		__u32 watermark;
+		__u32 hblanksym;
+		__u32 vblanksym;
+	} v0;
+};
+
+union nvif_outp_dp_mst_id_put_args {
+	struct nvif_outp_dp_mst_id_put_v0 {
+		__u8  version;
+		__u8  pad01[3];
+		__u32 id;
+	} v0;
+};
+
+union nvif_outp_dp_mst_id_get_args {
+	struct nvif_outp_dp_mst_id_get_v0 {
+		__u8  version;
+		__u8  pad01[3];
+		__u32 id;
+	} v0;
 };
 
 union nvif_outp_dp_mst_vcpi_args {
diff --git a/drivers/gpu/drm/nouveau/include/nvif/outp.h b/drivers/gpu/drm/nouveau/include/nvif/outp.h
index fa76a7b5e4b3..bc122a5ba7df 100644
--- a/drivers/gpu/drm/nouveau/include/nvif/outp.h
+++ b/drivers/gpu/drm/nouveau/include/nvif/outp.h
@@ -8,6 +8,46 @@ struct nvif_disp;
 
 struct nvif_outp {
 	struct nvif_object object;
+	u32 id;
+
+	struct {
+		enum {
+			NVIF_OUTP_DAC,
+			NVIF_OUTP_SOR,
+			NVIF_OUTP_PIOR,
+		} type;
+
+		enum {
+			NVIF_OUTP_RGB_CRT,
+			NVIF_OUTP_TMDS,
+			NVIF_OUTP_LVDS,
+			NVIF_OUTP_DP,
+		} proto;
+
+		u8 heads;
+#define NVIF_OUTP_DDC_INVALID 0xff
+		u8 ddc;
+		u8 conn;
+
+		union {
+			struct {
+				u32 freq_max;
+			} rgb_crt;
+			struct {
+				bool dual;
+			} tmds;
+			struct {
+				bool acpi_edid;
+			} lvds;
+			struct {
+				u8   aux;
+				bool mst;
+				bool increased_wm;
+				u8   link_nr;
+				u32  link_bw;
+			} dp;
+		};
+	} info;
 
 	struct {
 		int id;
@@ -17,18 +57,60 @@ struct nvif_outp {
 
 int nvif_outp_ctor(struct nvif_disp *, const char *name, int id, struct nvif_outp *);
 void nvif_outp_dtor(struct nvif_outp *);
+
+enum nvif_outp_detect_status {
+	NOT_PRESENT,
+	PRESENT,
+	UNKNOWN,
+};
+
+enum nvif_outp_detect_status nvif_outp_detect(struct nvif_outp *);
+int nvif_outp_edid_get(struct nvif_outp *, u8 **pedid);
+
 int nvif_outp_load_detect(struct nvif_outp *, u32 loadval);
-int nvif_outp_acquire_rgb_crt(struct nvif_outp *);
-int nvif_outp_acquire_tmds(struct nvif_outp *, int head,
-			   bool hdmi, u8 max_ac_packet, u8 rekey, u8 scdc, bool hda);
-int nvif_outp_acquire_lvds(struct nvif_outp *, bool dual, bool bpc8);
-int nvif_outp_acquire_dp(struct nvif_outp *outp, u8 dpcd[DP_RECEIVER_CAP_SIZE],
-			 int link_nr, int link_bw, bool hda, bool mst);
+int nvif_outp_acquire_dac(struct nvif_outp *);
+int nvif_outp_acquire_sor(struct nvif_outp *, bool hda);
+int nvif_outp_acquire_pior(struct nvif_outp *);
+int nvif_outp_inherit_rgb_crt(struct nvif_outp *outp, u8 *proto_out);
+int nvif_outp_inherit_lvds(struct nvif_outp *outp, u8 *proto_out);
+int nvif_outp_inherit_tmds(struct nvif_outp *outp, u8 *proto_out);
+int nvif_outp_inherit_dp(struct nvif_outp *outp, u8 *proto_out);
+
 void nvif_outp_release(struct nvif_outp *);
+
+static inline bool
+nvif_outp_acquired(struct nvif_outp *outp)
+{
+	return outp->or.id >= 0;
+}
+
+int nvif_outp_bl_get(struct nvif_outp *);
+int nvif_outp_bl_set(struct nvif_outp *, int level);
+
+int nvif_outp_lvds(struct nvif_outp *, bool dual, bool bpc8);
+
+int nvif_outp_hdmi(struct nvif_outp *, int head, bool enable, u8 max_ac_packet, u8 rekey, u32 khz,
+		   bool scdc, bool scdc_scrambling, bool scdc_low_rates);
+
 int nvif_outp_infoframe(struct nvif_outp *, u8 type, struct nvif_outp_infoframe_v0 *, u32 size);
 int nvif_outp_hda_eld(struct nvif_outp *, int head, void *data, u32 size);
+
 int nvif_outp_dp_aux_pwr(struct nvif_outp *, bool enable);
-int nvif_outp_dp_retrain(struct nvif_outp *);
+int nvif_outp_dp_aux_xfer(struct nvif_outp *, u8 type, u8 *size, u32 addr, u8 *data);
+
+struct nvif_outp_dp_rate {
+	int dpcd; /* -1 for non-indexed rates */
+	u32 rate;
+};
+
+int nvif_outp_dp_rates(struct nvif_outp *, struct nvif_outp_dp_rate *rate, int rate_nr);
+int nvif_outp_dp_train(struct nvif_outp *, u8 dpcd[DP_RECEIVER_CAP_SIZE],
+		       u8 lttprs, u8 link_nr, u32 link_bw, bool mst, bool post_lt_adj,
+		       bool retrain);
+int nvif_outp_dp_drive(struct nvif_outp *, u8 link_nr, u8 pe[4], u8 vs[4]);
+int nvif_outp_dp_sst(struct nvif_outp *, int head, u32 watermark, u32 hblanksym, u32 vblanksym);
+int nvif_outp_dp_mst_id_get(struct nvif_outp *, u32 *id);
+int nvif_outp_dp_mst_id_put(struct nvif_outp *, u32 id);
 int nvif_outp_dp_mst_vcpi(struct nvif_outp *, int head,
 			  u8 start_slot, u8 num_slots, u16 pbn, u16 aligned_pbn);
 #endif
diff --git a/drivers/gpu/drm/nouveau/include/nvkm/core/memory.h b/drivers/gpu/drm/nouveau/include/nvkm/core/memory.h
index d3b6a68ddda3..fc0f38981391 100644
--- a/drivers/gpu/drm/nouveau/include/nvkm/core/memory.h
+++ b/drivers/gpu/drm/nouveau/include/nvkm/core/memory.h
@@ -12,6 +12,7 @@ struct nvkm_tags {
 };
 
 enum nvkm_memory_target {
+	NVKM_MEM_TARGET_INST_SR_LOST, /* instance memory - not preserved across suspend */
 	NVKM_MEM_TARGET_INST, /* instance memory */
 	NVKM_MEM_TARGET_VRAM, /* video memory */
 	NVKM_MEM_TARGET_HOST, /* coherent system memory */
diff --git a/drivers/gpu/drm/nouveau/include/nvkm/subdev/instmem.h b/drivers/gpu/drm/nouveau/include/nvkm/subdev/instmem.h
index fcdaefc99fe8..92a36ddfc29f 100644
--- a/drivers/gpu/drm/nouveau/include/nvkm/subdev/instmem.h
+++ b/drivers/gpu/drm/nouveau/include/nvkm/subdev/instmem.h
@@ -26,7 +26,7 @@ struct nvkm_instmem {
 
 u32 nvkm_instmem_rd32(struct nvkm_instmem *, u32 addr);
 void nvkm_instmem_wr32(struct nvkm_instmem *, u32 addr, u32 data);
-int nvkm_instobj_new(struct nvkm_instmem *, u32 size, u32 align, bool zero,
+int nvkm_instobj_new(struct nvkm_instmem *, u32 size, u32 align, bool zero, bool preserve,
 		     struct nvkm_memory **);
 int nvkm_instobj_wrap(struct nvkm_device *, struct nvkm_memory *, struct nvkm_memory **);
 
diff --git a/drivers/gpu/drm/nouveau/nouveau_backlight.c b/drivers/gpu/drm/nouveau/nouveau_backlight.c
index 91b5ecc57538..d47442125fa1 100644
--- a/drivers/gpu/drm/nouveau/nouveau_backlight.c
+++ b/drivers/gpu/drm/nouveau/nouveau_backlight.c
@@ -109,42 +109,6 @@ nv40_backlight_init(struct nouveau_encoder *encoder,
 	return 0;
 }
 
-static int
-nv50_get_intensity(struct backlight_device *bd)
-{
-	struct nouveau_encoder *nv_encoder = bl_get_data(bd);
-	struct nouveau_drm *drm = nouveau_drm(nv_encoder->base.base.dev);
-	struct nvif_object *device = &drm->client.device.object;
-	int or = ffs(nv_encoder->dcb->or) - 1;
-	u32 div = 1025;
-	u32 val;
-
-	val  = nvif_rd32(device, NV50_PDISP_SOR_PWM_CTL(or));
-	val &= NV50_PDISP_SOR_PWM_CTL_VAL;
-	return ((val * 100) + (div / 2)) / div;
-}
-
-static int
-nv50_set_intensity(struct backlight_device *bd)
-{
-	struct nouveau_encoder *nv_encoder = bl_get_data(bd);
-	struct nouveau_drm *drm = nouveau_drm(nv_encoder->base.base.dev);
-	struct nvif_object *device = &drm->client.device.object;
-	int or = ffs(nv_encoder->dcb->or) - 1;
-	u32 div = 1025;
-	u32 val = (bd->props.brightness * div) / 100;
-
-	nvif_wr32(device, NV50_PDISP_SOR_PWM_CTL(or),
-		  NV50_PDISP_SOR_PWM_CTL_NEW | val);
-	return 0;
-}
-
-static const struct backlight_ops nv50_bl_ops = {
-	.options = BL_CORE_SUSPENDRESUME,
-	.get_brightness = nv50_get_intensity,
-	.update_status = nv50_set_intensity,
-};
-
 /*
  * eDP brightness callbacks need to happen under lock, since we need to
  * enable/disable the backlight ourselves for modesets
@@ -238,53 +202,25 @@ static const struct backlight_ops nv50_edp_bl_ops = {
 };
 
 static int
-nva3_get_intensity(struct backlight_device *bd)
+nv50_get_intensity(struct backlight_device *bd)
 {
 	struct nouveau_encoder *nv_encoder = bl_get_data(bd);
-	struct nouveau_drm *drm = nouveau_drm(nv_encoder->base.base.dev);
-	struct nvif_object *device = &drm->client.device.object;
-	int or = ffs(nv_encoder->dcb->or) - 1;
-	u32 div, val;
 
-	div  = nvif_rd32(device, NV50_PDISP_SOR_PWM_DIV(or));
-	val  = nvif_rd32(device, NV50_PDISP_SOR_PWM_CTL(or));
-	val &= NVA3_PDISP_SOR_PWM_CTL_VAL;
-	if (div && div >= val)
-		return ((val * 100) + (div / 2)) / div;
-
-	return 100;
+	return nvif_outp_bl_get(&nv_encoder->outp);
 }
 
 static int
-nva3_set_intensity(struct backlight_device *bd)
+nv50_set_intensity(struct backlight_device *bd)
 {
 	struct nouveau_encoder *nv_encoder = bl_get_data(bd);
-	struct nouveau_drm *drm = nouveau_drm(nv_encoder->base.base.dev);
-	struct nvif_object *device = &drm->client.device.object;
-	int or = ffs(nv_encoder->dcb->or) - 1;
-	u32 div, val;
-
-	div = nvif_rd32(device, NV50_PDISP_SOR_PWM_DIV(or));
 
-	val = backlight_get_brightness(bd);
-	if (val)
-		val = (val * div) / 100;
-
-	if (div) {
-		nvif_wr32(device, NV50_PDISP_SOR_PWM_CTL(or),
-			  val |
-			  NV50_PDISP_SOR_PWM_CTL_NEW |
-			  NVA3_PDISP_SOR_PWM_CTL_UNK);
-		return 0;
-	}
-
-	return -EINVAL;
+	return nvif_outp_bl_set(&nv_encoder->outp, backlight_get_brightness(bd));
 }
 
-static const struct backlight_ops nva3_bl_ops = {
+static const struct backlight_ops nv50_bl_ops = {
 	.options = BL_CORE_SUSPENDRESUME,
-	.get_brightness = nva3_get_intensity,
-	.update_status = nva3_set_intensity,
+	.get_brightness = nv50_get_intensity,
+	.update_status = nv50_set_intensity,
 };
 
 /* FIXME: perform backlight probing for eDP _before_ this, this only gets called after connector
@@ -298,13 +234,12 @@ nv50_backlight_init(struct nouveau_backlight *bl,
 		    const struct backlight_ops **ops)
 {
 	struct nouveau_drm *drm = nouveau_drm(nv_encoder->base.base.dev);
-	struct nvif_object *device = &drm->client.device.object;
 
 	/*
 	 * Note when this runs the connectors have not been probed yet,
 	 * so nv_conn->base.status is not set yet.
 	 */
-	if (!nvif_rd32(device, NV50_PDISP_SOR_PWM_CTL(ffs(nv_encoder->dcb->or) - 1)) ||
+	if (nvif_outp_bl_get(&nv_encoder->outp) < 0 ||
 	    drm_helper_probe_detect(&nv_conn->base, NULL, false) != connector_status_connected)
 		return -ENODEV;
 
@@ -346,15 +281,8 @@ nv50_backlight_init(struct nouveau_backlight *bl,
 		}
 	}
 
-	if (drm->client.device.info.chipset <= 0xa0 ||
-	    drm->client.device.info.chipset == 0xaa ||
-	    drm->client.device.info.chipset == 0xac)
-		*ops = &nv50_bl_ops;
-	else
-		*ops = &nva3_bl_ops;
-
+	*ops = &nv50_bl_ops;
 	props->max_brightness = 100;
-
 	return 0;
 }
 
diff --git a/drivers/gpu/drm/nouveau/nouveau_bios.c b/drivers/gpu/drm/nouveau/nouveau_bios.c
index 189903b65edc..9e878cdc8e38 100644
--- a/drivers/gpu/drm/nouveau/nouveau_bios.c
+++ b/drivers/gpu/drm/nouveau/nouveau_bios.c
@@ -2093,9 +2093,11 @@ nouveau_bios_init(struct drm_device *dev)
 	if (!NVInitVBIOS(dev))
 		return -ENODEV;
 
-	ret = parse_dcb_table(dev, bios);
-	if (ret)
-		return ret;
+	if (drm->client.device.info.family < NV_DEVICE_INFO_V0_TESLA) {
+		ret = parse_dcb_table(dev, bios);
+		if (ret)
+			return ret;
+	}
 
 	if (!bios->major_version)	/* we don't run version 0 bios */
 		return 0;
diff --git a/drivers/gpu/drm/nouveau/nouveau_connector.c b/drivers/gpu/drm/nouveau/nouveau_connector.c
index 79ea30aac31f..856b3ef5edb8 100644
--- a/drivers/gpu/drm/nouveau/nouveau_connector.c
+++ b/drivers/gpu/drm/nouveau/nouveau_connector.c
@@ -400,10 +400,8 @@ nouveau_connector_destroy(struct drm_connector *connector)
 	kfree(nv_connector->edid);
 	drm_connector_unregister(connector);
 	drm_connector_cleanup(connector);
-	if (nv_connector->aux.transfer) {
+	if (nv_connector->aux.transfer)
 		drm_dp_cec_unregister_connector(&nv_connector->aux);
-		kfree(nv_connector->aux.name);
-	}
 	nvif_conn_dtor(&nv_connector->conn);
 	kfree(connector);
 }
@@ -413,6 +411,7 @@ nouveau_connector_ddc_detect(struct drm_connector *connector)
 {
 	struct drm_device *dev = connector->dev;
 	struct pci_dev *pdev = to_pci_dev(dev->dev);
+	struct nouveau_connector *conn = nouveau_connector(connector);
 	struct nouveau_encoder *nv_encoder = NULL, *found = NULL;
 	struct drm_encoder *encoder;
 	int ret;
@@ -421,33 +420,48 @@ nouveau_connector_ddc_detect(struct drm_connector *connector)
 	drm_connector_for_each_possible_encoder(connector, encoder) {
 		nv_encoder = nouveau_encoder(encoder);
 
-		switch (nv_encoder->dcb->type) {
-		case DCB_OUTPUT_DP:
-			ret = nouveau_dp_detect(nouveau_connector(connector),
-						nv_encoder);
-			if (ret == NOUVEAU_DP_MST)
-				return NULL;
-			else if (ret == NOUVEAU_DP_SST)
-				found = nv_encoder;
+		if (nvif_object_constructed(&nv_encoder->outp.object)) {
+			enum nvif_outp_detect_status status;
+
+			if (nv_encoder->dcb->type == DCB_OUTPUT_DP) {
+				ret = nouveau_dp_detect(conn, nv_encoder);
+				if (ret == NOUVEAU_DP_MST)
+					return NULL;
+				if (ret != NOUVEAU_DP_SST)
+					continue;
+
+				return nv_encoder;
+			} else {
+				status = nvif_outp_detect(&nv_encoder->outp);
+				switch (status) {
+				case PRESENT:
+					return nv_encoder;
+				case NOT_PRESENT:
+					continue;
+				case UNKNOWN:
+					break;
+				default:
+					WARN_ON(1);
+					break;
+				}
+			}
+		}
 
-			break;
-		case DCB_OUTPUT_LVDS:
+		if (!nv_encoder->i2c)
+			continue;
+
+		if (nv_encoder->dcb->type == DCB_OUTPUT_LVDS) {
 			switcheroo_ddc = !!(vga_switcheroo_handler_flags() &
 					    VGA_SWITCHEROO_CAN_SWITCH_DDC);
-			fallthrough;
-		default:
-			if (!nv_encoder->i2c)
-				break;
+		}
 
-			if (switcheroo_ddc)
-				vga_switcheroo_lock_ddc(pdev);
-			if (nvkm_probe_i2c(nv_encoder->i2c, 0x50))
-				found = nv_encoder;
-			if (switcheroo_ddc)
-				vga_switcheroo_unlock_ddc(pdev);
+		if (switcheroo_ddc)
+			vga_switcheroo_lock_ddc(pdev);
+		if (nvkm_probe_i2c(nv_encoder->i2c, 0x50))
+			found = nv_encoder;
+		if (switcheroo_ddc)
+			vga_switcheroo_unlock_ddc(pdev);
 
-			break;
-		}
 		if (found)
 			break;
 	}
@@ -554,7 +568,6 @@ nouveau_connector_detect(struct drm_connector *connector, bool force)
 	struct nouveau_connector *nv_connector = nouveau_connector(connector);
 	struct nouveau_encoder *nv_encoder = NULL;
 	struct nouveau_encoder *nv_partner;
-	struct i2c_adapter *i2c;
 	int type;
 	int ret;
 	enum drm_connector_status conn_status = connector_status_disconnected;
@@ -577,15 +590,20 @@ nouveau_connector_detect(struct drm_connector *connector, bool force)
 	}
 
 	nv_encoder = nouveau_connector_ddc_detect(connector);
-	if (nv_encoder && (i2c = nv_encoder->i2c) != NULL) {
-		struct edid *new_edid;
+	if (nv_encoder) {
+		struct edid *new_edid = NULL;
 
-		if ((vga_switcheroo_handler_flags() &
-		     VGA_SWITCHEROO_CAN_SWITCH_DDC) &&
-		    nv_connector->type == DCB_CONNECTOR_LVDS)
-			new_edid = drm_get_edid_switcheroo(connector, i2c);
-		else
-			new_edid = drm_get_edid(connector, i2c);
+		if (nv_encoder->i2c) {
+			if ((vga_switcheroo_handler_flags() & VGA_SWITCHEROO_CAN_SWITCH_DDC) &&
+			    nv_connector->type == DCB_CONNECTOR_LVDS)
+				new_edid = drm_get_edid_switcheroo(connector, nv_encoder->i2c);
+			else
+				new_edid = drm_get_edid(connector, nv_encoder->i2c);
+		} else {
+			ret = nvif_outp_edid_get(&nv_encoder->outp, (u8 **)&new_edid);
+			if (ret < 0)
+				return connector_status_disconnected;
+		}
 
 		nouveau_connector_set_edid(nv_connector, new_edid);
 		if (!nv_connector->edid) {
@@ -1117,7 +1135,7 @@ nouveau_connector_atomic_check(struct drm_connector *connector, struct drm_atomi
 	struct drm_connector_state *conn_state =
 		drm_atomic_get_new_connector_state(state, connector);
 
-	if (!nv_conn->dp_encoder || !nv50_has_mst(nouveau_drm(connector->dev)))
+	if (!nv_conn->dp_encoder || !nv_conn->dp_encoder->dp.mstm)
 		return 0;
 
 	return drm_dp_mst_root_conn_atomic_check(conn_state, &nv_conn->dp_encoder->dp.mstm->mgr);
@@ -1206,23 +1224,17 @@ nouveau_connector_aux_xfer(struct drm_dp_aux *obj, struct drm_dp_aux_msg *msg)
 	struct nouveau_connector *nv_connector =
 		container_of(obj, typeof(*nv_connector), aux);
 	struct nouveau_encoder *nv_encoder;
-	struct nvkm_i2c_aux *aux;
 	u8 size = msg->size;
 	int ret;
 
 	nv_encoder = find_encoder(&nv_connector->base, DCB_OUTPUT_DP);
-	if (!nv_encoder || !(aux = nv_encoder->aux))
+	if (!nv_encoder)
 		return -ENODEV;
 	if (WARN_ON(msg->size > 16))
 		return -E2BIG;
 
-	ret = nvkm_i2c_aux_acquire(aux);
-	if (ret)
-		return ret;
-
-	ret = nvkm_i2c_aux_xfer(aux, false, msg->request, msg->address,
-				msg->buffer, &size);
-	nvkm_i2c_aux_release(aux);
+	ret = nvif_outp_dp_aux_xfer(&nv_encoder->outp,
+				    msg->request, &size, msg->address, msg->buffer);
 	if (ret >= 0) {
 		msg->reply = ret;
 		return size;
@@ -1263,17 +1275,13 @@ drm_conntype_from_dcb(enum dcb_connector_type dcb)
 }
 
 struct drm_connector *
-nouveau_connector_create(struct drm_device *dev,
-			 const struct dcb_output *dcbe)
+nouveau_connector_create(struct drm_device *dev, int index)
 {
-	const struct drm_connector_funcs *funcs = &nouveau_connector_funcs;
 	struct nouveau_drm *drm = nouveau_drm(dev);
 	struct nouveau_display *disp = nouveau_display(dev);
 	struct nouveau_connector *nv_connector = NULL;
 	struct drm_connector *connector;
 	struct drm_connector_list_iter conn_iter;
-	char aux_name[48] = {0};
-	int index = dcbe->connector;
 	int type, ret = 0;
 	bool dummy;
 
@@ -1295,74 +1303,86 @@ nouveau_connector_create(struct drm_device *dev,
 	nv_connector->index = index;
 	INIT_WORK(&nv_connector->irq_work, nouveau_dp_irq);
 
-	/* attempt to parse vbios connector type and hotplug gpio */
-	nv_connector->dcb = olddcb_conn(dev, index);
-	if (nv_connector->dcb) {
-		u32 entry = ROM16(nv_connector->dcb[0]);
-		if (olddcb_conntab(dev)[3] >= 4)
-			entry |= (u32)ROM16(nv_connector->dcb[2]) << 16;
-
-		nv_connector->type = nv_connector->dcb[0];
-		if (drm_conntype_from_dcb(nv_connector->type) ==
-					  DRM_MODE_CONNECTOR_Unknown) {
-			NV_WARN(drm, "unknown connector type %02x\n",
-				nv_connector->type);
-			nv_connector->type = DCB_CONNECTOR_NONE;
+	if (disp->disp.conn_mask & BIT(nv_connector->index)) {
+		ret = nvif_conn_ctor(&disp->disp, nv_connector->base.name, nv_connector->index,
+				     &nv_connector->conn);
+		if (ret) {
+			kfree(nv_connector);
+			return ERR_PTR(ret);
 		}
 
-		/* Gigabyte NX85T */
-		if (nv_match_device(dev, 0x0421, 0x1458, 0x344c)) {
-			if (nv_connector->type == DCB_CONNECTOR_HDMI_1)
-				nv_connector->type = DCB_CONNECTOR_DVI_I;
+		switch (nv_connector->conn.info.type) {
+		case NVIF_CONN_VGA      : type = DCB_CONNECTOR_VGA; break;
+		case NVIF_CONN_DVI_I    : type = DCB_CONNECTOR_DVI_I; break;
+		case NVIF_CONN_DVI_D    : type = DCB_CONNECTOR_DVI_D; break;
+		case NVIF_CONN_LVDS     : type = DCB_CONNECTOR_LVDS; break;
+		case NVIF_CONN_LVDS_SPWG: type = DCB_CONNECTOR_LVDS_SPWG; break;
+		case NVIF_CONN_DP       : type = DCB_CONNECTOR_DP; break;
+		case NVIF_CONN_EDP      : type = DCB_CONNECTOR_eDP; break;
+		case NVIF_CONN_HDMI     : type = DCB_CONNECTOR_HDMI_0; break;
+		default:
+			WARN_ON(1);
+			return NULL;
 		}
 
-		/* Gigabyte GV-NX86T512H */
-		if (nv_match_device(dev, 0x0402, 0x1458, 0x3455)) {
-			if (nv_connector->type == DCB_CONNECTOR_HDMI_1)
-				nv_connector->type = DCB_CONNECTOR_DVI_I;
-		}
+		nv_connector->type = type;
 	} else {
-		nv_connector->type = DCB_CONNECTOR_NONE;
-	}
+		u8 *dcb = olddcb_conn(dev, nv_connector->index);
 
-	/* no vbios data, or an unknown dcb connector type - attempt to
-	 * figure out something suitable ourselves
-	 */
-	if (nv_connector->type == DCB_CONNECTOR_NONE) {
-		struct nouveau_drm *drm = nouveau_drm(dev);
-		struct dcb_table *dcbt = &drm->vbios.dcb;
-		u32 encoders = 0;
-		int i;
-
-		for (i = 0; i < dcbt->entries; i++) {
-			if (dcbt->entry[i].connector == nv_connector->index)
-				encoders |= (1 << dcbt->entry[i].type);
+		if (dcb)
+			nv_connector->type = dcb[0];
+		else
+			nv_connector->type = DCB_CONNECTOR_NONE;
+
+		/* attempt to parse vbios connector type and hotplug gpio */
+		if (nv_connector->type != DCB_CONNECTOR_NONE) {
+			if (drm_conntype_from_dcb(nv_connector->type) ==
+						  DRM_MODE_CONNECTOR_Unknown) {
+				NV_WARN(drm, "unknown connector type %02x\n",
+					nv_connector->type);
+				nv_connector->type = DCB_CONNECTOR_NONE;
+			}
 		}
 
-		if (encoders & (1 << DCB_OUTPUT_DP)) {
-			if (encoders & (1 << DCB_OUTPUT_TMDS))
-				nv_connector->type = DCB_CONNECTOR_DP;
-			else
-				nv_connector->type = DCB_CONNECTOR_eDP;
-		} else
-		if (encoders & (1 << DCB_OUTPUT_TMDS)) {
-			if (encoders & (1 << DCB_OUTPUT_ANALOG))
-				nv_connector->type = DCB_CONNECTOR_DVI_I;
-			else
-				nv_connector->type = DCB_CONNECTOR_DVI_D;
-		} else
-		if (encoders & (1 << DCB_OUTPUT_ANALOG)) {
-			nv_connector->type = DCB_CONNECTOR_VGA;
-		} else
-		if (encoders & (1 << DCB_OUTPUT_LVDS)) {
-			nv_connector->type = DCB_CONNECTOR_LVDS;
-		} else
-		if (encoders & (1 << DCB_OUTPUT_TV)) {
-			nv_connector->type = DCB_CONNECTOR_TV_0;
+		/* no vbios data, or an unknown dcb connector type - attempt to
+		 * figure out something suitable ourselves
+		 */
+		if (nv_connector->type == DCB_CONNECTOR_NONE &&
+		    !WARN_ON(drm->client.device.info.family >= NV_DEVICE_INFO_V0_TESLA)) {
+			struct dcb_table *dcbt = &drm->vbios.dcb;
+			u32 encoders = 0;
+			int i;
+
+			for (i = 0; i < dcbt->entries; i++) {
+				if (dcbt->entry[i].connector == nv_connector->index)
+					encoders |= (1 << dcbt->entry[i].type);
+			}
+
+			if (encoders & (1 << DCB_OUTPUT_TMDS)) {
+				if (encoders & (1 << DCB_OUTPUT_ANALOG))
+					nv_connector->type = DCB_CONNECTOR_DVI_I;
+				else
+					nv_connector->type = DCB_CONNECTOR_DVI_D;
+			} else
+			if (encoders & (1 << DCB_OUTPUT_ANALOG)) {
+				nv_connector->type = DCB_CONNECTOR_VGA;
+			} else
+			if (encoders & (1 << DCB_OUTPUT_LVDS)) {
+				nv_connector->type = DCB_CONNECTOR_LVDS;
+			} else
+			if (encoders & (1 << DCB_OUTPUT_TV)) {
+				nv_connector->type = DCB_CONNECTOR_TV_0;
+			}
 		}
 	}
 
-	switch ((type = drm_conntype_from_dcb(nv_connector->type))) {
+	type = drm_conntype_from_dcb(nv_connector->type);
+	if (type == DRM_MODE_CONNECTOR_LVDS)
+		drm_connector_init(dev, connector, &nouveau_connector_funcs_lvds, type);
+	else
+		drm_connector_init(dev, connector, &nouveau_connector_funcs, type);
+
+	switch (type) {
 	case DRM_MODE_CONNECTOR_LVDS:
 		ret = nouveau_bios_parse_lvds_table(dev, 0, &dummy, &dummy);
 		if (ret) {
@@ -1371,24 +1391,16 @@ nouveau_connector_create(struct drm_device *dev,
 			return ERR_PTR(ret);
 		}
 
-		funcs = &nouveau_connector_funcs_lvds;
 		break;
 	case DRM_MODE_CONNECTOR_DisplayPort:
 	case DRM_MODE_CONNECTOR_eDP:
 		nv_connector->aux.dev = connector->kdev;
 		nv_connector->aux.drm_dev = dev;
 		nv_connector->aux.transfer = nouveau_connector_aux_xfer;
-		snprintf(aux_name, sizeof(aux_name), "sor-%04x-%04x",
-			 dcbe->hasht, dcbe->hashm);
-		nv_connector->aux.name = kstrdup(aux_name, GFP_KERNEL);
-		if (!nv_connector->aux.name) {
-			kfree(nv_connector);
-			return ERR_PTR(-ENOMEM);
-		}
+		nv_connector->aux.name = connector->name;
 		drm_dp_aux_init(&nv_connector->aux);
 		break;
 	default:
-		funcs = &nouveau_connector_funcs;
 		break;
 	}
 
@@ -1403,17 +1415,10 @@ nouveau_connector_create(struct drm_device *dev,
 	connector->interlace_allowed = false;
 	connector->doublescan_allowed = false;
 
-	drm_connector_init(dev, connector, funcs, type);
 	drm_connector_helper_add(connector, &nouveau_connector_helper_funcs);
 	connector->polled = DRM_CONNECTOR_POLL_CONNECT;
 
-	if (nv_connector->dcb && (disp->disp.conn_mask & BIT(nv_connector->index))) {
-		ret = nvif_conn_ctor(&disp->disp, nv_connector->base.name, nv_connector->index,
-				     &nv_connector->conn);
-		if (ret) {
-			goto drm_conn_err;
-		}
-
+	if (nvif_object_constructed(&nv_connector->conn.object)) {
 		ret = nvif_conn_event_ctor(&nv_connector->conn, "kmsHotplug",
 					   nouveau_connector_hotplug,
 					   NVIF_CONN_EVENT_V0_PLUG | NVIF_CONN_EVENT_V0_UNPLUG,
diff --git a/drivers/gpu/drm/nouveau/nouveau_connector.h b/drivers/gpu/drm/nouveau/nouveau_connector.h
index 35bcb541722b..a2df4918340c 100644
--- a/drivers/gpu/drm/nouveau/nouveau_connector.h
+++ b/drivers/gpu/drm/nouveau/nouveau_connector.h
@@ -121,7 +121,6 @@ struct nouveau_connector {
 	struct drm_connector base;
 	enum dcb_connector_type type;
 	u8 index;
-	u8 *dcb;
 
 	struct nvif_conn conn;
 	u64 hpd_pending;
@@ -200,7 +199,7 @@ nouveau_crtc_connector_get(struct nouveau_crtc *nv_crtc)
 }
 
 struct drm_connector *
-nouveau_connector_create(struct drm_device *, const struct dcb_output *);
+nouveau_connector_create(struct drm_device *, int id);
 void nouveau_connector_hpd(struct nouveau_connector *, u64 bits);
 
 extern int nouveau_tv_disable;
diff --git a/drivers/gpu/drm/nouveau/nouveau_debugfs.c b/drivers/gpu/drm/nouveau/nouveau_debugfs.c
index 053f703f2f68..e83db051e851 100644
--- a/drivers/gpu/drm/nouveau/nouveau_debugfs.c
+++ b/drivers/gpu/drm/nouveau/nouveau_debugfs.c
@@ -231,7 +231,7 @@ nouveau_debugfs_gpuva(struct seq_file *m, void *data)
 			continue;
 
 		nouveau_uvmm_lock(uvmm);
-		drm_debugfs_gpuva_info(m, &uvmm->umgr);
+		drm_debugfs_gpuva_info(m, &uvmm->base);
 		seq_puts(m, "\n");
 		nouveau_debugfs_gpuva_regions(m, uvmm);
 		nouveau_uvmm_unlock(uvmm);
diff --git a/drivers/gpu/drm/nouveau/nouveau_display.c b/drivers/gpu/drm/nouveau/nouveau_display.c
index 99977e5fe716..d8c92521226d 100644
--- a/drivers/gpu/drm/nouveau/nouveau_display.c
+++ b/drivers/gpu/drm/nouveau/nouveau_display.c
@@ -724,10 +724,10 @@ nouveau_display_create(struct drm_device *dev)
 	drm_kms_helper_poll_init(dev);
 	drm_kms_helper_poll_disable(dev);
 
-	if (nouveau_modeset != 2 && drm->vbios.dcb.entries) {
-		ret = nvif_disp_ctor(&drm->client.device, "kmsDisp", 0,
-				     &disp->disp);
-		if (ret == 0) {
+	if (nouveau_modeset != 2) {
+		ret = nvif_disp_ctor(&drm->client.device, "kmsDisp", 0, &disp->disp);
+
+		if (!ret && (disp->disp.outp_mask || drm->vbios.dcb.entries)) {
 			nouveau_display_create_properties(dev);
 			if (disp->disp.object.oclass < NV50_DISP) {
 				dev->mode_config.fb_modifiers_not_supported = true;
diff --git a/drivers/gpu/drm/nouveau/nouveau_dp.c b/drivers/gpu/drm/nouveau/nouveau_dp.c
index 6a4980b2d4d4..7de7707ec6a8 100644
--- a/drivers/gpu/drm/nouveau/nouveau_dp.c
+++ b/drivers/gpu/drm/nouveau/nouveau_dp.c
@@ -42,6 +42,21 @@ nouveau_dp_has_sink_count(struct drm_connector *connector,
 	return drm_dp_read_sink_count_cap(connector, outp->dp.dpcd, &outp->dp.desc);
 }
 
+static bool
+nouveau_dp_probe_lttpr(struct nouveau_encoder *outp)
+{
+	u8 rev, size = sizeof(rev);
+	int ret;
+
+	ret = nvif_outp_dp_aux_xfer(&outp->outp, DP_AUX_NATIVE_READ, &size,
+				    DP_LT_TUNABLE_PHY_REPEATER_FIELD_DATA_STRUCTURE_REV,
+				    &rev);
+	if (ret || size < sizeof(rev) || rev < 0x14)
+		return false;
+
+	return true;
+}
+
 static enum drm_connector_status
 nouveau_dp_probe_dpcd(struct nouveau_connector *nv_connector,
 		      struct nouveau_encoder *outp)
@@ -53,10 +68,112 @@ nouveau_dp_probe_dpcd(struct nouveau_connector *nv_connector,
 	int ret;
 	u8 *dpcd = outp->dp.dpcd;
 
+	outp->dp.lttpr.nr = 0;
+	outp->dp.rate_nr  = 0;
+	outp->dp.link_nr  = 0;
+	outp->dp.link_bw  = 0;
+
+	if (connector->connector_type != DRM_MODE_CONNECTOR_eDP &&
+	    nouveau_dp_probe_lttpr(outp) &&
+	    !drm_dp_read_dpcd_caps(aux, dpcd) &&
+	    !drm_dp_read_lttpr_common_caps(aux, dpcd, outp->dp.lttpr.caps)) {
+		int nr = drm_dp_lttpr_count(outp->dp.lttpr.caps);
+
+		if (nr) {
+			drm_dp_dpcd_writeb(aux, DP_PHY_REPEATER_MODE,
+						DP_PHY_REPEATER_MODE_TRANSPARENT);
+
+			if (nr > 0) {
+				ret = drm_dp_dpcd_writeb(aux, DP_PHY_REPEATER_MODE,
+							      DP_PHY_REPEATER_MODE_NON_TRANSPARENT);
+				if (ret != 1) {
+					drm_dp_dpcd_writeb(aux, DP_PHY_REPEATER_MODE,
+								DP_PHY_REPEATER_MODE_TRANSPARENT);
+				} else {
+					outp->dp.lttpr.nr = nr;
+				}
+			}
+		}
+	}
+
 	ret = drm_dp_read_dpcd_caps(aux, dpcd);
 	if (ret < 0)
 		goto out;
 
+	outp->dp.link_nr = dpcd[DP_MAX_LANE_COUNT] & DP_MAX_LANE_COUNT_MASK;
+	if (outp->dcb->dpconf.link_nr < outp->dp.link_nr)
+		outp->dp.link_nr = outp->dcb->dpconf.link_nr;
+
+	if (outp->dp.lttpr.nr) {
+		int links = drm_dp_lttpr_max_lane_count(outp->dp.lttpr.caps);
+
+		if (links && links < outp->dp.link_nr)
+			outp->dp.link_nr = links;
+	}
+
+	if (connector->connector_type == DRM_MODE_CONNECTOR_eDP && dpcd[DP_DPCD_REV] >= 0x13) {
+		__le16 rates[DP_MAX_SUPPORTED_RATES];
+
+		ret = drm_dp_dpcd_read(aux, DP_SUPPORTED_LINK_RATES, rates, sizeof(rates));
+		if (ret == sizeof(rates)) {
+			for (int i = 0; i < ARRAY_SIZE(rates); i++) {
+				u32 rate = (le16_to_cpu(rates[i]) * 200) / 10;
+				int j;
+
+				if (!rate)
+					break;
+
+				for (j = 0; j < outp->dp.rate_nr; j++) {
+					if (rate > outp->dp.rate[j].rate) {
+						for (int k = outp->dp.rate_nr; k > j; k--)
+							outp->dp.rate[k] = outp->dp.rate[k - 1];
+						break;
+					}
+				}
+
+				outp->dp.rate[j].dpcd = i;
+				outp->dp.rate[j].rate = rate;
+				outp->dp.rate_nr++;
+			}
+		}
+	}
+
+	if (!outp->dp.rate_nr) {
+		const u32 rates[] = { 810000, 540000, 270000, 162000 };
+		u32 max_rate = dpcd[DP_MAX_LINK_RATE] * 27000;
+
+		if (outp->dp.lttpr.nr) {
+			int rate = drm_dp_lttpr_max_link_rate(outp->dp.lttpr.caps);
+
+			if (rate && rate < max_rate)
+				max_rate = rate;
+		}
+
+		max_rate = min_t(int, max_rate, outp->dcb->dpconf.link_bw);
+
+		for (int i = 0; i < ARRAY_SIZE(rates); i++) {
+			if (rates[i] <= max_rate) {
+				outp->dp.rate[outp->dp.rate_nr].dpcd = -1;
+				outp->dp.rate[outp->dp.rate_nr].rate = rates[i];
+				outp->dp.rate_nr++;
+			}
+		}
+
+		if (WARN_ON(!outp->dp.rate_nr))
+			goto out;
+	}
+
+	ret = nvif_outp_dp_rates(&outp->outp, outp->dp.rate, outp->dp.rate_nr);
+	if (ret)
+		goto out;
+
+	for (int i = 0; i < outp->dp.rate_nr; i++) {
+		u32 link_bw = outp->dp.rate[i].rate;
+
+		if (link_bw > outp->dp.link_bw)
+			outp->dp.link_bw = link_bw;
+	}
+
 	ret = drm_dp_read_desc(aux, &outp->dp.desc, drm_dp_is_branch(dpcd));
 	if (ret < 0)
 		goto out;
@@ -132,14 +249,8 @@ nouveau_dp_detect(struct nouveau_connector *nv_connector,
 		}
 	}
 
-	/* Check status of HPD pin before attempting an AUX transaction that
-	 * would result in a number of (futile) retries on a connector which
-	 * has no display plugged.
-	 *
-	 * TODO: look into checking this before probing I2C to detect DVI/HDMI
-	 */
-	hpd = nvif_conn_hpd_status(&nv_connector->conn);
-	if (hpd == NVIF_CONN_HPD_STATUS_NOT_PRESENT) {
+	hpd = nvif_outp_detect(&nv_encoder->outp);
+	if (hpd == NOT_PRESENT) {
 		nvif_outp_dp_aux_pwr(&nv_encoder->outp, false);
 		goto out;
 	}
@@ -157,39 +268,14 @@ nouveau_dp_detect(struct nouveau_connector *nv_connector,
 		goto out;
 	}
 
-	nv_encoder->dp.link_bw = 27000 * dpcd[DP_MAX_LINK_RATE];
-	nv_encoder->dp.link_nr =
-		dpcd[DP_MAX_LANE_COUNT] & DP_MAX_LANE_COUNT_MASK;
-
-	if (connector->connector_type == DRM_MODE_CONNECTOR_eDP && dpcd[DP_DPCD_REV] >= 0x13) {
-		struct drm_dp_aux *aux = &nv_connector->aux;
-		int ret, i;
-		u8 sink_rates[16];
-
-		ret = drm_dp_dpcd_read(aux, DP_SUPPORTED_LINK_RATES, sink_rates, sizeof(sink_rates));
-		if (ret == sizeof(sink_rates)) {
-			for (i = 0; i < ARRAY_SIZE(sink_rates); i += 2) {
-				int val = ((sink_rates[i + 1] << 8) | sink_rates[i]) * 200 / 10;
-				if (val && (i == 0 || val > nv_encoder->dp.link_bw))
-					nv_encoder->dp.link_bw = val;
-			}
-		}
-	}
-
-	NV_DEBUG(drm, "display: %dx%d dpcd 0x%02x\n",
-		 nv_encoder->dp.link_nr, nv_encoder->dp.link_bw,
-		 dpcd[DP_DPCD_REV]);
-	NV_DEBUG(drm, "encoder: %dx%d\n",
-		 nv_encoder->dcb->dpconf.link_nr,
-		 nv_encoder->dcb->dpconf.link_bw);
-
-	if (nv_encoder->dcb->dpconf.link_nr < nv_encoder->dp.link_nr)
-		nv_encoder->dp.link_nr = nv_encoder->dcb->dpconf.link_nr;
-	if (nv_encoder->dcb->dpconf.link_bw < nv_encoder->dp.link_bw)
-		nv_encoder->dp.link_bw = nv_encoder->dcb->dpconf.link_bw;
+	NV_DEBUG(drm, "sink dpcd version: 0x%02x\n", dpcd[DP_DPCD_REV]);
+	for (int i = 0; i < nv_encoder->dp.rate_nr; i++)
+		NV_DEBUG(drm, "sink rate %d: %d\n", i, nv_encoder->dp.rate[i].rate);
 
-	NV_DEBUG(drm, "maximum: %dx%d\n",
-		 nv_encoder->dp.link_nr, nv_encoder->dp.link_bw);
+	NV_DEBUG(drm, "encoder: %dx%d\n", nv_encoder->dcb->dpconf.link_nr,
+					  nv_encoder->dcb->dpconf.link_bw);
+	NV_DEBUG(drm, "maximum: %dx%d\n", nv_encoder->dp.link_nr,
+					  nv_encoder->dp.link_bw);
 
 	if (mstm && mstm->can_mst) {
 		ret = nv50_mstm_detect(nv_encoder);
@@ -211,15 +297,186 @@ out:
 	return ret;
 }
 
+void
+nouveau_dp_power_down(struct nouveau_encoder *outp)
+{
+	struct drm_dp_aux *aux = &outp->conn->aux;
+	int ret;
+	u8 pwr;
+
+	mutex_lock(&outp->dp.hpd_irq_lock);
+
+	ret = drm_dp_dpcd_readb(aux, DP_SET_POWER, &pwr);
+	if (ret == 1) {
+		pwr &= ~DP_SET_POWER_MASK;
+		pwr |=  DP_SET_POWER_D3;
+		drm_dp_dpcd_writeb(aux, DP_SET_POWER, pwr);
+	}
+
+	outp->dp.lt.nr = 0;
+	mutex_unlock(&outp->dp.hpd_irq_lock);
+}
+
+static bool
+nouveau_dp_train_link(struct nouveau_encoder *outp, bool retrain)
+{
+	struct drm_dp_aux *aux = &outp->conn->aux;
+	bool post_lt = false;
+	int ret, retries = 0;
+
+	if ( (outp->dp.dpcd[DP_MAX_LANE_COUNT] & 0x20) &&
+	    !(outp->dp.dpcd[DP_MAX_DOWNSPREAD] & DP_TPS4_SUPPORTED))
+	    post_lt = true;
+
+retry:
+	ret = nvif_outp_dp_train(&outp->outp, outp->dp.dpcd,
+					      outp->dp.lttpr.nr,
+					      outp->dp.lt.nr,
+					      outp->dp.lt.bw,
+					      outp->dp.lt.mst,
+					      post_lt,
+					      retrain);
+	if (ret)
+		return false;
+
+	if (post_lt) {
+		u8 stat[DP_LINK_STATUS_SIZE];
+		u8 prev[2];
+		u8 time = 0, adjusts = 0, tmp;
+
+		ret = drm_dp_dpcd_read_phy_link_status(aux, DP_PHY_DPRX, stat);
+		if (ret)
+			return false;
+
+		for (;;) {
+			if (!drm_dp_channel_eq_ok(stat, outp->dp.lt.nr)) {
+				ret = 1;
+				break;
+			}
+
+			if (!(stat[2] & 0x02))
+				break;
+
+			msleep(5);
+			time += 5;
+
+			memcpy(prev, &stat[4], sizeof(prev));
+			ret = drm_dp_dpcd_read_phy_link_status(aux, DP_PHY_DPRX, stat);
+			if (ret)
+				break;
+
+			if (!memcmp(prev, &stat[4], sizeof(prev))) {
+				if (time > 200)
+					break;
+			} else {
+				u8 pe[4], vs[4];
+
+				if (adjusts++ == 6)
+					break;
+
+				for (int i = 0; i < outp->dp.lt.nr; i++) {
+					pe[i] = drm_dp_get_adjust_request_pre_emphasis(stat, i) >>
+							DP_TRAIN_PRE_EMPHASIS_SHIFT;
+					vs[i] = drm_dp_get_adjust_request_voltage(stat, i) >>
+							DP_TRAIN_VOLTAGE_SWING_SHIFT;
+				}
+
+				ret = nvif_outp_dp_drive(&outp->outp, outp->dp.lt.nr, pe, vs);
+				if (ret)
+					break;
+
+				time = 0;
+			}
+		}
+
+		if (drm_dp_dpcd_readb(aux, DP_LANE_COUNT_SET, &tmp) == 1) {
+			tmp &= ~0x20;
+			drm_dp_dpcd_writeb(aux, DP_LANE_COUNT_SET, tmp);
+		}
+	}
+
+	if (ret == 1 && retries++ < 3)
+		goto retry;
+
+	return ret == 0;
+}
+
 bool
-nouveau_dp_link_check(struct nouveau_connector *nv_connector)
+nouveau_dp_train(struct nouveau_encoder *outp, bool mst, u32 khz, u8 bpc)
+{
+	struct nouveau_drm *drm = nouveau_drm(outp->base.base.dev);
+	struct drm_dp_aux *aux = &outp->conn->aux;
+	u32 min_rate;
+	u8 pwr;
+	bool ret = true;
+
+	if (mst)
+		min_rate = outp->dp.link_nr * outp->dp.rate[0].rate;
+	else
+		min_rate = DIV_ROUND_UP(khz * bpc * 3, 8);
+
+	NV_DEBUG(drm, "%s link training (mst:%d min_rate:%d)\n",
+		 outp->base.base.name, mst, min_rate);
+
+	mutex_lock(&outp->dp.hpd_irq_lock);
+
+	if (drm_dp_dpcd_readb(aux, DP_SET_POWER, &pwr) == 1) {
+		if ((pwr & DP_SET_POWER_MASK) != DP_SET_POWER_D0) {
+			pwr &= ~DP_SET_POWER_MASK;
+			pwr |=  DP_SET_POWER_D0;
+			drm_dp_dpcd_writeb(aux, DP_SET_POWER, pwr);
+		}
+	}
+
+	for (int nr = outp->dp.link_nr; nr; nr >>= 1) {
+		for (int rate = 0; rate < outp->dp.rate_nr; rate++) {
+			if (outp->dp.rate[rate].rate * nr >= min_rate) {
+				outp->dp.lt.nr = nr;
+				outp->dp.lt.bw = outp->dp.rate[rate].rate;
+				outp->dp.lt.mst = mst;
+				if (nouveau_dp_train_link(outp, false))
+					goto done;
+			}
+		}
+	}
+
+	ret = false;
+done:
+	mutex_unlock(&outp->dp.hpd_irq_lock);
+	return ret;
+}
+
+static bool
+nouveau_dp_link_check_locked(struct nouveau_encoder *outp)
 {
-	struct nouveau_encoder *nv_encoder = find_encoder(&nv_connector->base, DCB_OUTPUT_DP);
+	u8 link_status[DP_LINK_STATUS_SIZE];
 
-	if (!nv_encoder || nv_encoder->outp.or.id < 0)
+	if (!outp || !outp->dp.lt.nr)
 		return true;
 
-	return nvif_outp_dp_retrain(&nv_encoder->outp) == 0;
+	if (drm_dp_dpcd_read_phy_link_status(&outp->conn->aux, DP_PHY_DPRX, link_status) < 0)
+		return false;
+
+	if (drm_dp_channel_eq_ok(link_status, outp->dp.lt.nr))
+		return true;
+
+	return nouveau_dp_train_link(outp, true);
+}
+
+bool
+nouveau_dp_link_check(struct nouveau_connector *nv_connector)
+{
+	struct nouveau_encoder *outp = nv_connector->dp_encoder;
+	bool link_ok = true;
+
+	if (outp) {
+		mutex_lock(&outp->dp.hpd_irq_lock);
+		if (outp->dp.lt.nr)
+			link_ok = nouveau_dp_link_check_locked(outp);
+		mutex_unlock(&outp->dp.hpd_irq_lock);
+	}
+
+	return link_ok;
 }
 
 void
diff --git a/drivers/gpu/drm/nouveau/nouveau_drm.c b/drivers/gpu/drm/nouveau/nouveau_drm.c
index 4396f501b16a..50589f982d1a 100644
--- a/drivers/gpu/drm/nouveau/nouveau_drm.c
+++ b/drivers/gpu/drm/nouveau/nouveau_drm.c
@@ -1133,7 +1133,10 @@ nouveau_drm_open(struct drm_device *dev, struct drm_file *fpriv)
 	}
 
 	get_task_comm(tmpname, current);
-	snprintf(name, sizeof(name), "%s[%d]", tmpname, pid_nr(fpriv->pid));
+	rcu_read_lock();
+	snprintf(name, sizeof(name), "%s[%d]",
+		 tmpname, pid_nr(rcu_dereference(fpriv->pid)));
+	rcu_read_unlock();
 
 	if (!(cli = kzalloc(sizeof(*cli), GFP_KERNEL))) {
 		ret = -ENOMEM;
diff --git a/drivers/gpu/drm/nouveau/nouveau_encoder.h b/drivers/gpu/drm/nouveau/nouveau_encoder.h
index bcba1a14cfab..333042fc493f 100644
--- a/drivers/gpu/drm/nouveau/nouveau_encoder.h
+++ b/drivers/gpu/drm/nouveau/nouveau_encoder.h
@@ -49,8 +49,9 @@ struct nouveau_encoder {
 	struct nvif_outp outp;
 	int or;
 
+	struct nouveau_connector *conn;
+
 	struct i2c_adapter *i2c;
-	struct nvkm_i2c_aux *aux;
 
 	/* different to drm_encoder.crtc, this reflects what's
 	 * actually programmed on the hw, not the proposed crtc */
@@ -60,7 +61,6 @@ struct nouveau_encoder {
 	/* Protected by nouveau_drm.audio.lock */
 	struct {
 		bool enabled;
-		struct drm_connector *connector;
 	} audio;
 
 	struct drm_display_mode mode;
@@ -68,18 +68,38 @@ struct nouveau_encoder {
 
 	struct nv04_output_reg restore;
 
-	union {
+	struct {
+		struct {
+			bool enabled;
+		} hdmi;
+
 		struct {
 			struct nv50_mstm *mstm;
+
+			struct {
+				u8 caps[DP_LTTPR_COMMON_CAP_SIZE];
+				u8 nr;
+			} lttpr;
+
+			u8 dpcd[DP_RECEIVER_CAP_SIZE];
+
+			struct nvif_outp_dp_rate rate[8];
+			int rate_nr;
+
 			int link_nr;
 			int link_bw;
 
+			struct {
+				bool mst;
+				u8   nr;
+				u32  bw;
+			} lt;
+
 			/* Protects DP state that needs to be accessed outside
 			 * connector reprobing contexts
 			 */
 			struct mutex hpd_irq_lock;
 
-			u8 dpcd[DP_RECEIVER_CAP_SIZE];
 			u8 downstream_ports[DP_MAX_DOWNSTREAM_PORTS];
 			struct drm_dp_desc desc;
 
@@ -141,6 +161,8 @@ enum nouveau_dp_status {
 };
 
 int nouveau_dp_detect(struct nouveau_connector *, struct nouveau_encoder *);
+bool nouveau_dp_train(struct nouveau_encoder *, bool mst, u32 khz, u8 bpc);
+void nouveau_dp_power_down(struct nouveau_encoder *);
 bool nouveau_dp_link_check(struct nouveau_connector *);
 void nouveau_dp_irq(struct work_struct *);
 enum drm_mode_status nv50_dp_mode_valid(struct nouveau_encoder *,
diff --git a/drivers/gpu/drm/nouveau/nouveau_exec.c b/drivers/gpu/drm/nouveau/nouveau_exec.c
index c1837ba95fb5..9a5ef574744b 100644
--- a/drivers/gpu/drm/nouveau/nouveau_exec.c
+++ b/drivers/gpu/drm/nouveau/nouveau_exec.c
@@ -107,8 +107,8 @@ nouveau_exec_job_submit(struct nouveau_job *job)
 	drm_exec_until_all_locked(exec) {
 		struct drm_gpuva *va;
 
-		drm_gpuva_for_each_va(va, &uvmm->umgr) {
-			if (unlikely(va == &uvmm->umgr.kernel_alloc_node))
+		drm_gpuvm_for_each_va(va, &uvmm->base) {
+			if (unlikely(va == &uvmm->base.kernel_alloc_node))
 				continue;
 
 			ret = drm_exec_prepare_obj(exec, va->gem.obj, 1);
diff --git a/drivers/gpu/drm/nouveau/nouveau_sched.c b/drivers/gpu/drm/nouveau/nouveau_sched.c
index 3b7ea5221226..7c376c4ccdcf 100644
--- a/drivers/gpu/drm/nouveau/nouveau_sched.c
+++ b/drivers/gpu/drm/nouveau/nouveau_sched.c
@@ -436,6 +436,7 @@ int nouveau_sched_init(struct nouveau_drm *drm)
 		return -ENOMEM;
 
 	return drm_sched_init(sched, &nouveau_sched_ops,
+			      DRM_SCHED_PRIORITY_COUNT,
 			      NOUVEAU_SCHED_HW_SUBMISSIONS, 0, job_hang_limit,
 			      NULL, NULL, "nouveau_sched", drm->dev->dev);
 }
diff --git a/drivers/gpu/drm/nouveau/nouveau_uvmm.c b/drivers/gpu/drm/nouveau/nouveau_uvmm.c
index aae780e4a4aa..5cf892c50f43 100644
--- a/drivers/gpu/drm/nouveau/nouveau_uvmm.c
+++ b/drivers/gpu/drm/nouveau/nouveau_uvmm.c
@@ -329,7 +329,7 @@ nouveau_uvma_region_create(struct nouveau_uvmm *uvmm,
 	struct nouveau_uvma_region *reg;
 	int ret;
 
-	if (!drm_gpuva_interval_empty(&uvmm->umgr, addr, range))
+	if (!drm_gpuvm_interval_empty(&uvmm->base, addr, range))
 		return -ENOSPC;
 
 	ret = nouveau_uvma_region_alloc(&reg);
@@ -384,7 +384,7 @@ nouveau_uvma_region_empty(struct nouveau_uvma_region *reg)
 {
 	struct nouveau_uvmm *uvmm = reg->uvmm;
 
-	return drm_gpuva_interval_empty(&uvmm->umgr,
+	return drm_gpuvm_interval_empty(&uvmm->base,
 					reg->va.addr,
 					reg->va.range);
 }
@@ -444,7 +444,7 @@ op_map_prepare_unwind(struct nouveau_uvma *uvma)
 static void
 op_unmap_prepare_unwind(struct drm_gpuva *va)
 {
-	drm_gpuva_insert(va->mgr, va);
+	drm_gpuva_insert(va->vm, va);
 }
 
 static void
@@ -589,7 +589,7 @@ op_map_prepare(struct nouveau_uvmm *uvmm,
 	uvma->region = args->region;
 	uvma->kind = args->kind;
 
-	drm_gpuva_map(&uvmm->umgr, &uvma->va, op);
+	drm_gpuva_map(&uvmm->base, &uvma->va, op);
 
 	/* Keep a reference until this uvma is destroyed. */
 	nouveau_uvma_gem_get(uvma);
@@ -1194,7 +1194,7 @@ nouveau_uvmm_bind_job_submit(struct nouveau_job *job)
 				goto unwind_continue;
 			}
 
-			op->ops = drm_gpuva_sm_unmap_ops_create(&uvmm->umgr,
+			op->ops = drm_gpuvm_sm_unmap_ops_create(&uvmm->base,
 								op->va.addr,
 								op->va.range);
 			if (IS_ERR(op->ops)) {
@@ -1205,7 +1205,7 @@ nouveau_uvmm_bind_job_submit(struct nouveau_job *job)
 			ret = nouveau_uvmm_sm_unmap_prepare(uvmm, &op->new,
 							    op->ops);
 			if (ret) {
-				drm_gpuva_ops_free(&uvmm->umgr, op->ops);
+				drm_gpuva_ops_free(&uvmm->base, op->ops);
 				op->ops = NULL;
 				op->reg = NULL;
 				goto unwind_continue;
@@ -1240,7 +1240,7 @@ nouveau_uvmm_bind_job_submit(struct nouveau_job *job)
 				}
 			}
 
-			op->ops = drm_gpuva_sm_map_ops_create(&uvmm->umgr,
+			op->ops = drm_gpuvm_sm_map_ops_create(&uvmm->base,
 							      op->va.addr,
 							      op->va.range,
 							      op->gem.obj,
@@ -1256,7 +1256,7 @@ nouveau_uvmm_bind_job_submit(struct nouveau_job *job)
 							  op->va.range,
 							  op->flags & 0xff);
 			if (ret) {
-				drm_gpuva_ops_free(&uvmm->umgr, op->ops);
+				drm_gpuva_ops_free(&uvmm->base, op->ops);
 				op->ops = NULL;
 				goto unwind_continue;
 			}
@@ -1264,7 +1264,7 @@ nouveau_uvmm_bind_job_submit(struct nouveau_job *job)
 			break;
 		}
 		case OP_UNMAP:
-			op->ops = drm_gpuva_sm_unmap_ops_create(&uvmm->umgr,
+			op->ops = drm_gpuvm_sm_unmap_ops_create(&uvmm->base,
 								op->va.addr,
 								op->va.range);
 			if (IS_ERR(op->ops)) {
@@ -1275,7 +1275,7 @@ nouveau_uvmm_bind_job_submit(struct nouveau_job *job)
 			ret = nouveau_uvmm_sm_unmap_prepare(uvmm, &op->new,
 							    op->ops);
 			if (ret) {
-				drm_gpuva_ops_free(&uvmm->umgr, op->ops);
+				drm_gpuva_ops_free(&uvmm->base, op->ops);
 				op->ops = NULL;
 				goto unwind_continue;
 			}
@@ -1404,7 +1404,7 @@ unwind:
 			break;
 		}
 
-		drm_gpuva_ops_free(&uvmm->umgr, op->ops);
+		drm_gpuva_ops_free(&uvmm->base, op->ops);
 		op->ops = NULL;
 		op->reg = NULL;
 	}
@@ -1509,7 +1509,7 @@ nouveau_uvmm_bind_job_free_work_fn(struct work_struct *work)
 		}
 
 		if (!IS_ERR_OR_NULL(op->ops))
-			drm_gpuva_ops_free(&uvmm->umgr, op->ops);
+			drm_gpuva_ops_free(&uvmm->base, op->ops);
 
 		if (obj)
 			drm_gem_object_put(obj);
@@ -1836,11 +1836,11 @@ nouveau_uvmm_init(struct nouveau_uvmm *uvmm, struct nouveau_cli *cli,
 	uvmm->kernel_managed_addr = kernel_managed_addr;
 	uvmm->kernel_managed_size = kernel_managed_size;
 
-	drm_gpuva_manager_init(&uvmm->umgr, cli->name,
-			       NOUVEAU_VA_SPACE_START,
-			       NOUVEAU_VA_SPACE_END,
-			       kernel_managed_addr, kernel_managed_size,
-			       NULL);
+	drm_gpuvm_init(&uvmm->base, cli->name,
+		       NOUVEAU_VA_SPACE_START,
+		       NOUVEAU_VA_SPACE_END,
+		       kernel_managed_addr, kernel_managed_size,
+		       NULL);
 
 	ret = nvif_vmm_ctor(&cli->mmu, "uvmm",
 			    cli->vmm.vmm.object.oclass, RAW,
@@ -1855,7 +1855,7 @@ nouveau_uvmm_init(struct nouveau_uvmm *uvmm, struct nouveau_cli *cli,
 	return 0;
 
 out_free_gpuva_mgr:
-	drm_gpuva_manager_destroy(&uvmm->umgr);
+	drm_gpuvm_destroy(&uvmm->base);
 out_unlock:
 	mutex_unlock(&cli->mutex);
 	return ret;
@@ -1877,11 +1877,11 @@ nouveau_uvmm_fini(struct nouveau_uvmm *uvmm)
 	wait_event(entity->job.wq, list_empty(&entity->job.list.head));
 
 	nouveau_uvmm_lock(uvmm);
-	drm_gpuva_for_each_va_safe(va, next, &uvmm->umgr) {
+	drm_gpuvm_for_each_va_safe(va, next, &uvmm->base) {
 		struct nouveau_uvma *uvma = uvma_from_va(va);
 		struct drm_gem_object *obj = va->gem.obj;
 
-		if (unlikely(va == &uvmm->umgr.kernel_alloc_node))
+		if (unlikely(va == &uvmm->base.kernel_alloc_node))
 			continue;
 
 		drm_gpuva_remove(va);
@@ -1910,7 +1910,7 @@ nouveau_uvmm_fini(struct nouveau_uvmm *uvmm)
 
 	mutex_lock(&cli->mutex);
 	nouveau_vmm_fini(&uvmm->vmm);
-	drm_gpuva_manager_destroy(&uvmm->umgr);
+	drm_gpuvm_destroy(&uvmm->base);
 	mutex_unlock(&cli->mutex);
 
 	dma_resv_fini(&uvmm->resv);
diff --git a/drivers/gpu/drm/nouveau/nouveau_uvmm.h b/drivers/gpu/drm/nouveau/nouveau_uvmm.h
index fc7f6fd2a4e1..a308c59760a5 100644
--- a/drivers/gpu/drm/nouveau/nouveau_uvmm.h
+++ b/drivers/gpu/drm/nouveau/nouveau_uvmm.h
@@ -3,13 +3,13 @@
 #ifndef __NOUVEAU_UVMM_H__
 #define __NOUVEAU_UVMM_H__
 
-#include <drm/drm_gpuva_mgr.h>
+#include <drm/drm_gpuvm.h>
 
 #include "nouveau_drv.h"
 
 struct nouveau_uvmm {
+	struct drm_gpuvm base;
 	struct nouveau_vmm vmm;
-	struct drm_gpuva_manager umgr;
 	struct maple_tree region_mt;
 	struct mutex mutex;
 	struct dma_resv resv;
@@ -41,10 +41,10 @@ struct nouveau_uvma {
 	u8 kind;
 };
 
-#define uvmm_from_mgr(x) container_of((x), struct nouveau_uvmm, umgr)
+#define uvmm_from_gpuvm(x) container_of((x), struct nouveau_uvmm, base)
 #define uvma_from_va(x) container_of((x), struct nouveau_uvma, va)
 
-#define to_uvmm(x) uvmm_from_mgr((x)->va.mgr)
+#define to_uvmm(x) uvmm_from_gpuvm((x)->va.vm)
 
 struct nouveau_uvmm_bind_job {
 	struct nouveau_job base;
diff --git a/drivers/gpu/drm/nouveau/nvif/client.c b/drivers/gpu/drm/nouveau/nvif/client.c
index a3264a0e933a..3a27245f467f 100644
--- a/drivers/gpu/drm/nouveau/nvif/client.c
+++ b/drivers/gpu/drm/nouveau/nvif/client.c
@@ -69,7 +69,7 @@ nvif_client_ctor(struct nvif_client *parent, const char *name, u64 device,
 	} nop = {};
 	int ret;
 
-	strncpy(args.name, name, sizeof(args.name));
+	strscpy_pad(args.name, name, sizeof(args.name));
 	ret = nvif_object_ctor(parent != client ? &parent->object : NULL,
 			       name ? name : "nvifClient", 0,
 			       NVIF_CLASS_CLIENT, &args, sizeof(args),
diff --git a/drivers/gpu/drm/nouveau/nvif/conn.c b/drivers/gpu/drm/nouveau/nvif/conn.c
index a3cf91aeae2d..9ee18cb99264 100644
--- a/drivers/gpu/drm/nouveau/nvif/conn.c
+++ b/drivers/gpu/drm/nouveau/nvif/conn.c
@@ -45,20 +45,6 @@ nvif_conn_event_ctor(struct nvif_conn *conn, const char *name, nvif_event_func f
 	return ret;
 }
 
-int
-nvif_conn_hpd_status(struct nvif_conn *conn)
-{
-	struct nvif_conn_hpd_status_v0 args;
-	int ret;
-
-	args.version = 0;
-
-	ret = nvif_mthd(&conn->object, NVIF_CONN_V0_HPD_STATUS, &args, sizeof(args));
-	NVIF_ERRON(ret, &conn->object, "[HPD_STATUS] support:%d present:%d",
-		   args.support, args.present);
-	return ret ? ret : !!args.support + !!args.present;
-}
-
 void
 nvif_conn_dtor(struct nvif_conn *conn)
 {
@@ -77,5 +63,25 @@ nvif_conn_ctor(struct nvif_disp *disp, const char *name, int id, struct nvif_con
 	ret = nvif_object_ctor(&disp->object, name ?: "nvifConn", id, NVIF_CLASS_CONN,
 			       &args, sizeof(args), &conn->object);
 	NVIF_ERRON(ret, &disp->object, "[NEW conn id:%d]", id);
-	return ret;
+	if (ret)
+		return ret;
+
+	conn->id = id;
+
+	switch (args.type) {
+	case NVIF_CONN_V0_VGA      : conn->info.type = NVIF_CONN_VGA; break;
+	case NVIF_CONN_V0_TV       : conn->info.type = NVIF_CONN_TV; break;
+	case NVIF_CONN_V0_DVI_I    : conn->info.type = NVIF_CONN_DVI_I; break;
+	case NVIF_CONN_V0_DVI_D    : conn->info.type = NVIF_CONN_DVI_D; break;
+	case NVIF_CONN_V0_LVDS     : conn->info.type = NVIF_CONN_LVDS; break;
+	case NVIF_CONN_V0_LVDS_SPWG: conn->info.type = NVIF_CONN_LVDS_SPWG; break;
+	case NVIF_CONN_V0_HDMI     : conn->info.type = NVIF_CONN_HDMI; break;
+	case NVIF_CONN_V0_DP       : conn->info.type = NVIF_CONN_DP; break;
+	case NVIF_CONN_V0_EDP      : conn->info.type = NVIF_CONN_EDP; break;
+	default:
+		break;
+	}
+
+	return 0;
+
 }
diff --git a/drivers/gpu/drm/nouveau/nvif/disp.c b/drivers/gpu/drm/nouveau/nvif/disp.c
index 09915f2715af..097246e10cdb 100644
--- a/drivers/gpu/drm/nouveau/nvif/disp.c
+++ b/drivers/gpu/drm/nouveau/nvif/disp.c
@@ -60,7 +60,7 @@ nvif_disp_ctor(struct nvif_device *device, const char *name, s32 oclass, struct
 	cid = nvif_sclass(&device->object, disps, oclass);
 	disp->object.client = NULL;
 	if (cid < 0) {
-		NVIF_ERRON(cid, &device->object, "[NEW disp%04x] not supported", oclass);
+		NVIF_DEBUG(&device->object, "[NEW disp%04x] not supported", oclass);
 		return cid;
 	}
 
diff --git a/drivers/gpu/drm/nouveau/nvif/outp.c b/drivers/gpu/drm/nouveau/nvif/outp.c
index c24bc5eae3ec..5d3190c05250 100644
--- a/drivers/gpu/drm/nouveau/nvif/outp.c
+++ b/drivers/gpu/drm/nouveau/nvif/outp.c
@@ -47,10 +47,134 @@ nvif_outp_dp_mst_vcpi(struct nvif_outp *outp, int head,
 }
 
 int
-nvif_outp_dp_retrain(struct nvif_outp *outp)
+nvif_outp_dp_mst_id_put(struct nvif_outp *outp, u32 id)
 {
-	int ret = nvif_object_mthd(&outp->object, NVIF_OUTP_V0_DP_RETRAIN, NULL, 0);
-	NVIF_ERRON(ret, &outp->object, "[DP_RETRAIN]");
+	struct nvif_outp_dp_mst_id_get_v0 args;
+	int ret;
+
+	args.version = 0;
+	args.id = id;
+	ret = nvif_object_mthd(&outp->object, NVIF_OUTP_V0_DP_MST_ID_PUT, &args, sizeof(args));
+	NVIF_ERRON(ret, &outp->object, "[DP_MST_ID_PUT id:%08x]", args.id);
+	return ret;
+}
+
+int
+nvif_outp_dp_mst_id_get(struct nvif_outp *outp, u32 *id)
+{
+	struct nvif_outp_dp_mst_id_get_v0 args;
+	int ret;
+
+	args.version = 0;
+	ret = nvif_object_mthd(&outp->object, NVIF_OUTP_V0_DP_MST_ID_GET, &args, sizeof(args));
+	NVIF_ERRON(ret, &outp->object, "[DP_MST_ID_GET] id:%08x", args.id);
+	if (ret)
+		return ret;
+
+	*id = args.id;
+	return 0;
+}
+
+int
+nvif_outp_dp_sst(struct nvif_outp *outp, int head, u32 watermark, u32 hblanksym, u32 vblanksym)
+{
+	struct nvif_outp_dp_sst_v0 args;
+	int ret;
+
+	args.version = 0;
+	args.head = head;
+	args.watermark = watermark;
+	args.hblanksym = hblanksym;
+	args.vblanksym = vblanksym;
+	ret = nvif_object_mthd(&outp->object, NVIF_OUTP_V0_DP_SST, &args, sizeof(args));
+	NVIF_ERRON(ret, &outp->object,
+		   "[DP_SST head:%d watermark:%d hblanksym:%d vblanksym:%d]",
+		   args.head, args.watermark, args.hblanksym, args.vblanksym);
+	return ret;
+}
+
+int
+nvif_outp_dp_drive(struct nvif_outp *outp, u8 link_nr, u8 pe[4], u8 vs[4])
+{
+	struct nvif_outp_dp_drive_v0 args;
+	int ret;
+
+	args.version = 0;
+	args.lanes   = link_nr;
+	memcpy(args.pe, pe, sizeof(args.pe));
+	memcpy(args.vs, vs, sizeof(args.vs));
+
+	ret = nvif_object_mthd(&outp->object, NVIF_OUTP_V0_DP_DRIVE, &args, sizeof(args));
+	NVIF_ERRON(ret, &outp->object, "[DP_DRIVE lanes:%d]", args.lanes);
+	return ret;
+}
+
+int
+nvif_outp_dp_train(struct nvif_outp *outp, u8 dpcd[DP_RECEIVER_CAP_SIZE], u8 lttprs,
+		   u8 link_nr, u32 link_bw, bool mst, bool post_lt_adj, bool retrain)
+{
+	struct nvif_outp_dp_train_v0 args;
+	int ret;
+
+	args.version = 0;
+	args.retrain = retrain;
+	args.mst = mst;
+	args.lttprs = lttprs;
+	args.post_lt_adj = post_lt_adj;
+	args.link_nr = link_nr;
+	args.link_bw = link_bw;
+	memcpy(args.dpcd, dpcd, sizeof(args.dpcd));
+
+	ret = nvif_object_mthd(&outp->object, NVIF_OUTP_V0_DP_TRAIN, &args, sizeof(args));
+	NVIF_ERRON(ret, &outp->object,
+		   "[DP_TRAIN retrain:%d mst:%d lttprs:%d post_lt_adj:%d nr:%d bw:%d]",
+		   args.retrain, args.mst, args.lttprs, args.post_lt_adj, args.link_nr,
+		   args.link_bw);
+	return ret;
+}
+
+int
+nvif_outp_dp_rates(struct nvif_outp *outp, struct nvif_outp_dp_rate *rate, int rate_nr)
+{
+	struct nvif_outp_dp_rates_v0 args;
+	int ret;
+
+	if (rate_nr > ARRAY_SIZE(args.rate))
+		return -EINVAL;
+
+	args.version = 0;
+	args.rates = rate_nr;
+	for (int i = 0; i < args.rates; i++, rate++) {
+		args.rate[i].dpcd = rate->dpcd;
+		args.rate[i].rate = rate->rate;
+	}
+
+	ret = nvif_object_mthd(&outp->object, NVIF_OUTP_V0_DP_RATES, &args, sizeof(args));
+	NVIF_ERRON(ret, &outp->object, "[DP_RATES rates:%d]", args.rates);
+	return ret;
+}
+
+int
+nvif_outp_dp_aux_xfer(struct nvif_outp *outp, u8 type, u8 *psize, u32 addr, u8 *data)
+{
+	struct nvif_outp_dp_aux_xfer_v0 args;
+	u8 size = *psize;
+	int ret;
+
+	args.version = 0;
+	args.type = type;
+	args.size = size;
+	args.addr = addr;
+	memcpy(args.data, data, size);
+	ret = nvif_object_mthd(&outp->object, NVIF_OUTP_V0_DP_AUX_XFER, &args, sizeof(args));
+	NVIF_DEBUG(&outp->object, "[DP_AUX_XFER type:%d size:%d addr:%05x] %d size:%d (ret: %d)",
+		   args.type, size, args.addr, ret, args.size, ret);
+	if (ret < 0)
+		return ret;
+
+	*psize = args.size;
+
+	memcpy(data, args.data, size);
 	return ret;
 }
 
@@ -101,6 +225,74 @@ nvif_outp_infoframe(struct nvif_outp *outp, u8 type, struct nvif_outp_infoframe_
 	return ret;
 }
 
+int
+nvif_outp_hdmi(struct nvif_outp *outp, int head, bool enable, u8 max_ac_packet, u8 rekey,
+	       u32 khz, bool scdc, bool scdc_scrambling, bool scdc_low_rates)
+{
+	struct nvif_outp_hdmi_v0 args;
+	int ret;
+
+	args.version = 0;
+	args.head = head;
+	args.enable = enable;
+	args.max_ac_packet = max_ac_packet;
+	args.rekey = rekey;
+	args.khz = khz;
+	args.scdc = scdc;
+	args.scdc_scrambling = scdc_scrambling;
+	args.scdc_low_rates = scdc_low_rates;
+
+	ret = nvif_mthd(&outp->object, NVIF_OUTP_V0_HDMI, &args, sizeof(args));
+	NVIF_ERRON(ret, &outp->object,
+		   "[HDMI head:%d enable:%d max_ac_packet:%d rekey:%d khz:%d scdc:%d "
+		   "scdc_scrambling:%d scdc_low_rates:%d]",
+		   args.head, args.enable, args.max_ac_packet, args.rekey, args.khz,
+		   args.scdc, args.scdc_scrambling, args.scdc_low_rates);
+	return ret;
+}
+
+int
+nvif_outp_lvds(struct nvif_outp *outp, bool dual, bool bpc8)
+{
+	struct nvif_outp_lvds_v0 args;
+	int ret;
+
+	args.version = 0;
+	args.dual = dual;
+	args.bpc8 = bpc8;
+
+	ret = nvif_mthd(&outp->object, NVIF_OUTP_V0_LVDS, &args, sizeof(args));
+	NVIF_ERRON(ret, &outp->object, "[LVDS dual:%d 8bpc:%d]", args.dual, args.bpc8);
+	return ret;
+}
+
+int
+nvif_outp_bl_set(struct nvif_outp *outp, int level)
+{
+	struct nvif_outp_bl_set_v0 args;
+	int ret;
+
+	args.version = 0;
+	args.level = level;
+
+	ret = nvif_object_mthd(&outp->object, NVIF_OUTP_V0_BL_SET, &args, sizeof(args));
+	NVIF_ERRON(ret, &outp->object, "[BL_SET level:%d]", args.level);
+	return ret;
+}
+
+int
+nvif_outp_bl_get(struct nvif_outp *outp)
+{
+	struct nvif_outp_bl_get_v0 args;
+	int ret;
+
+	args.version = 0;
+
+	ret = nvif_object_mthd(&outp->object, NVIF_OUTP_V0_BL_GET, &args, sizeof(args));
+	NVIF_ERRON(ret, &outp->object, "[BL_GET level:%d]", args.level);
+	return ret ? ret : args.level;
+}
+
 void
 nvif_outp_release(struct nvif_outp *outp)
 {
@@ -110,12 +302,12 @@ nvif_outp_release(struct nvif_outp *outp)
 }
 
 static inline int
-nvif_outp_acquire(struct nvif_outp *outp, u8 proto, struct nvif_outp_acquire_v0 *args)
+nvif_outp_acquire(struct nvif_outp *outp, u8 type, struct nvif_outp_acquire_v0 *args)
 {
 	int ret;
 
 	args->version = 0;
-	args->proto = proto;
+	args->type = type;
 
 	ret = nvif_mthd(&outp->object, NVIF_OUTP_V0_ACQUIRE, args, sizeof(*args));
 	if (ret)
@@ -127,73 +319,106 @@ nvif_outp_acquire(struct nvif_outp *outp, u8 proto, struct nvif_outp_acquire_v0
 }
 
 int
-nvif_outp_acquire_dp(struct nvif_outp *outp, u8 dpcd[DP_RECEIVER_CAP_SIZE],
-		     int link_nr, int link_bw, bool hda, bool mst)
+nvif_outp_acquire_pior(struct nvif_outp *outp)
 {
 	struct nvif_outp_acquire_v0 args;
 	int ret;
 
-	args.dp.link_nr = link_nr;
-	args.dp.link_bw = link_bw;
-	args.dp.hda = hda;
-	args.dp.mst = mst;
-	memcpy(args.dp.dpcd, dpcd, sizeof(args.dp.dpcd));
-
-	ret = nvif_outp_acquire(outp, NVIF_OUTP_ACQUIRE_V0_DP, &args);
-	NVIF_ERRON(ret, &outp->object,
-		   "[ACQUIRE proto:DP link_nr:%d link_bw:%02x hda:%d mst:%d] or:%d link:%d",
-		   args.dp.link_nr, args.dp.link_bw, args.dp.hda, args.dp.mst, args.or, args.link);
+	ret = nvif_outp_acquire(outp, NVIF_OUTP_ACQUIRE_V0_PIOR, &args);
+	NVIF_ERRON(ret, &outp->object, "[ACQUIRE PIOR] or:%d", args.or);
 	return ret;
 }
 
 int
-nvif_outp_acquire_lvds(struct nvif_outp *outp, bool dual, bool bpc8)
+nvif_outp_acquire_sor(struct nvif_outp *outp, bool hda)
 {
 	struct nvif_outp_acquire_v0 args;
 	int ret;
 
-	args.lvds.dual = dual;
-	args.lvds.bpc8 = bpc8;
+	args.sor.hda = hda;
 
-	ret = nvif_outp_acquire(outp, NVIF_OUTP_ACQUIRE_V0_LVDS, &args);
-	NVIF_ERRON(ret, &outp->object,
-		   "[ACQUIRE proto:LVDS dual:%d 8bpc:%d] or:%d link:%d",
-		   args.lvds.dual, args.lvds.bpc8, args.or, args.link);
+	ret = nvif_outp_acquire(outp, NVIF_OUTP_ACQUIRE_V0_SOR, &args);
+	NVIF_ERRON(ret, &outp->object, "[ACQUIRE SOR] or:%d link:%d", args.or, args.link);
 	return ret;
 }
 
 int
-nvif_outp_acquire_tmds(struct nvif_outp *outp, int head,
-		       bool hdmi, u8 max_ac_packet, u8 rekey, u8 scdc, bool hda)
+nvif_outp_acquire_dac(struct nvif_outp *outp)
 {
 	struct nvif_outp_acquire_v0 args;
 	int ret;
 
-	args.tmds.head = head;
-	args.tmds.hdmi = hdmi;
-	args.tmds.hdmi_max_ac_packet = max_ac_packet;
-	args.tmds.hdmi_rekey = rekey;
-	args.tmds.hdmi_scdc = scdc;
-	args.tmds.hdmi_hda = hda;
-
-	ret = nvif_outp_acquire(outp, NVIF_OUTP_ACQUIRE_V0_TMDS, &args);
-	NVIF_ERRON(ret, &outp->object,
-		   "[ACQUIRE proto:TMDS head:%d hdmi:%d max_ac_packet:%d rekey:%d scdc:%d hda:%d]"
-		   " or:%d link:%d", args.tmds.head, args.tmds.hdmi, args.tmds.hdmi_max_ac_packet,
-		   args.tmds.hdmi_rekey, args.tmds.hdmi_scdc, args.tmds.hdmi_hda,
-		   args.or, args.link);
+	ret = nvif_outp_acquire(outp, NVIF_OUTP_ACQUIRE_V0_DAC, &args);
+	NVIF_ERRON(ret, &outp->object, "[ACQUIRE DAC] or:%d", args.or);
 	return ret;
 }
 
+static int
+nvif_outp_inherit(struct nvif_outp *outp,
+		  u8 proto,
+		  struct nvif_outp_inherit_v0 *args,
+		  u8 *proto_out)
+{
+	int ret;
+
+	args->version = 0;
+	args->proto = proto;
+
+	ret = nvif_mthd(&outp->object, NVIF_OUTP_V0_INHERIT, args, sizeof(*args));
+	if (ret)
+		return ret;
+
+	outp->or.id = args->or;
+	outp->or.link = args->link;
+	*proto_out = args->proto;
+	return 0;
+}
+
 int
-nvif_outp_acquire_rgb_crt(struct nvif_outp *outp)
+nvif_outp_inherit_lvds(struct nvif_outp *outp, u8 *proto_out)
 {
-	struct nvif_outp_acquire_v0 args;
+	struct nvif_outp_inherit_v0 args;
 	int ret;
 
-	ret = nvif_outp_acquire(outp, NVIF_OUTP_ACQUIRE_V0_RGB_CRT, &args);
-	NVIF_ERRON(ret, &outp->object, "[ACQUIRE proto:RGB_CRT] or:%d", args.or);
-	return ret;
+	ret = nvif_outp_inherit(outp, NVIF_OUTP_INHERIT_V0_LVDS, &args, proto_out);
+	NVIF_ERRON(ret && ret != -ENODEV, &outp->object, "[INHERIT proto:LVDS] ret:%d", ret);
+	return ret ?: args.head;
+}
+
+int
+nvif_outp_inherit_tmds(struct nvif_outp *outp, u8 *proto_out)
+{
+	struct nvif_outp_inherit_v0 args;
+	int ret;
+
+	ret = nvif_outp_inherit(outp, NVIF_OUTP_INHERIT_V0_TMDS, &args, proto_out);
+	NVIF_ERRON(ret && ret != -ENODEV, &outp->object, "[INHERIT proto:TMDS] ret:%d", ret);
+	return ret ?: args.head;
+}
+
+int
+nvif_outp_inherit_dp(struct nvif_outp *outp, u8 *proto_out)
+{
+	struct nvif_outp_inherit_v0 args;
+	int ret;
+
+	ret = nvif_outp_inherit(outp, NVIF_OUTP_INHERIT_V0_DP, &args, proto_out);
+	NVIF_ERRON(ret && ret != -ENODEV, &outp->object, "[INHERIT proto:DP] ret:%d", ret);
+
+	// TODO: Get current link info
+
+	return ret ?: args.head;
+}
+
+int
+nvif_outp_inherit_rgb_crt(struct nvif_outp *outp, u8 *proto_out)
+{
+	struct nvif_outp_inherit_v0 args;
+	int ret;
+
+	ret = nvif_outp_inherit(outp, NVIF_OUTP_INHERIT_V0_RGB_CRT, &args, proto_out);
+	NVIF_ERRON(ret && ret != -ENODEV, &outp->object, "[INHERIT proto:RGB_CRT] ret:%d", ret);
+	return ret ?: args.head;
 }
 
 int
@@ -210,6 +435,61 @@ nvif_outp_load_detect(struct nvif_outp *outp, u32 loadval)
 	return ret < 0 ? ret : args.load;
 }
 
+int
+nvif_outp_edid_get(struct nvif_outp *outp, u8 **pedid)
+{
+	struct nvif_outp_edid_get_v0 *args;
+	int ret;
+
+	args = kmalloc(sizeof(*args), GFP_KERNEL);
+	if (!args)
+		return -ENOMEM;
+
+	args->version = 0;
+
+	ret = nvif_mthd(&outp->object, NVIF_OUTP_V0_EDID_GET, args, sizeof(*args));
+	NVIF_ERRON(ret, &outp->object, "[EDID_GET] size:%d", args->size);
+	if (ret)
+		goto done;
+
+	*pedid = kmalloc(args->size, GFP_KERNEL);
+	if (!*pedid) {
+		ret = -ENOMEM;
+		goto done;
+	}
+
+	memcpy(*pedid, args->data, args->size);
+	ret = args->size;
+done:
+	kfree(args);
+	return ret;
+}
+
+enum nvif_outp_detect_status
+nvif_outp_detect(struct nvif_outp *outp)
+{
+	struct nvif_outp_detect_v0 args;
+	int ret;
+
+	args.version = 0;
+
+	ret = nvif_mthd(&outp->object, NVIF_OUTP_V0_DETECT, &args, sizeof(args));
+	NVIF_ERRON(ret, &outp->object, "[DETECT] status:%02x", args.status);
+	if (ret)
+		return UNKNOWN;
+
+	switch (args.status) {
+	case NVIF_OUTP_DETECT_V0_NOT_PRESENT: return NOT_PRESENT;
+	case NVIF_OUTP_DETECT_V0_PRESENT: return PRESENT;
+	case NVIF_OUTP_DETECT_V0_UNKNOWN: return UNKNOWN;
+	default:
+		WARN_ON(1);
+		break;
+	}
+
+	return UNKNOWN;
+}
+
 void
 nvif_outp_dtor(struct nvif_outp *outp)
 {
@@ -231,6 +511,50 @@ nvif_outp_ctor(struct nvif_disp *disp, const char *name, int id, struct nvif_out
 	if (ret)
 		return ret;
 
+	outp->id = args.id;
+
+	switch (args.type) {
+	case NVIF_OUTP_V0_TYPE_DAC : outp->info.type = NVIF_OUTP_DAC; break;
+	case NVIF_OUTP_V0_TYPE_SOR : outp->info.type = NVIF_OUTP_SOR; break;
+	case NVIF_OUTP_V0_TYPE_PIOR: outp->info.type = NVIF_OUTP_PIOR; break;
+		break;
+	default:
+		WARN_ON(1);
+		nvif_outp_dtor(outp);
+		return -EINVAL;
+	}
+
+	switch (args.proto) {
+	case NVIF_OUTP_V0_PROTO_RGB_CRT:
+		outp->info.proto = NVIF_OUTP_RGB_CRT;
+		outp->info.rgb_crt.freq_max = args.rgb_crt.freq_max;
+		break;
+	case NVIF_OUTP_V0_PROTO_TMDS:
+		outp->info.proto = NVIF_OUTP_TMDS;
+		outp->info.tmds.dual = args.tmds.dual;
+		break;
+	case NVIF_OUTP_V0_PROTO_LVDS:
+		outp->info.proto = NVIF_OUTP_LVDS;
+		outp->info.lvds.acpi_edid = args.lvds.acpi_edid;
+		break;
+	case NVIF_OUTP_V0_PROTO_DP:
+		outp->info.proto = NVIF_OUTP_DP;
+		outp->info.dp.aux = args.dp.aux;
+		outp->info.dp.mst = args.dp.mst;
+		outp->info.dp.increased_wm = args.dp.increased_wm;
+		outp->info.dp.link_nr = args.dp.link_nr;
+		outp->info.dp.link_bw = args.dp.link_bw;
+		break;
+	default:
+		WARN_ON(1);
+		nvif_outp_dtor(outp);
+		return -EINVAL;
+	}
+
+	outp->info.heads = args.heads;
+	outp->info.ddc = args.ddc;
+	outp->info.conn = args.conn;
+
 	outp->or.id = -1;
 	return 0;
 }
diff --git a/drivers/gpu/drm/nouveau/nvkm/core/firmware.c b/drivers/gpu/drm/nouveau/nvkm/core/firmware.c
index 91fb494d4009..374212da9e95 100644
--- a/drivers/gpu/drm/nouveau/nvkm/core/firmware.c
+++ b/drivers/gpu/drm/nouveau/nvkm/core/firmware.c
@@ -79,8 +79,7 @@ nvkm_firmware_get(const struct nvkm_subdev *subdev, const char *fwname, int ver,
 	int i;
 
 	/* Convert device name to lowercase */
-	strncpy(cname, device->chip->name, sizeof(cname));
-	cname[sizeof(cname) - 1] = '\0';
+	strscpy(cname, device->chip->name, sizeof(cname));
 	i = strlen(cname);
 	while (i) {
 		--i;
diff --git a/drivers/gpu/drm/nouveau/nvkm/core/memory.c b/drivers/gpu/drm/nouveau/nvkm/core/memory.c
index c69daac9bac7..a705c2dfca80 100644
--- a/drivers/gpu/drm/nouveau/nvkm/core/memory.c
+++ b/drivers/gpu/drm/nouveau/nvkm/core/memory.c
@@ -140,12 +140,23 @@ nvkm_memory_new(struct nvkm_device *device, enum nvkm_memory_target target,
 {
 	struct nvkm_instmem *imem = device->imem;
 	struct nvkm_memory *memory;
+	bool preserve = true;
 	int ret;
 
-	if (unlikely(target != NVKM_MEM_TARGET_INST || !imem))
+	if (unlikely(!imem))
 		return -ENOSYS;
 
-	ret = nvkm_instobj_new(imem, size, align, zero, &memory);
+	switch (target) {
+	case NVKM_MEM_TARGET_INST_SR_LOST:
+		preserve = false;
+		break;
+	case NVKM_MEM_TARGET_INST:
+		break;
+	default:
+		return -ENOSYS;
+	}
+
+	ret = nvkm_instobj_new(imem, size, align, zero, preserve, &memory);
 	if (ret)
 		return ret;
 
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/disp/base.c b/drivers/gpu/drm/nouveau/nvkm/engine/disp/base.c
index 73104b59f97f..39f7e7ce9f4a 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/disp/base.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/disp/base.c
@@ -23,15 +23,12 @@
  */
 #include "priv.h"
 #include "conn.h"
-#include "dp.h"
 #include "head.h"
 #include "ior.h"
 #include "outp.h"
 
 #include <core/client.h>
 #include <core/ramht.h>
-#include <subdev/bios.h>
-#include <subdev/bios/dcb.h>
 
 #include <nvif/class.h>
 #include <nvif/cl0046.h>
@@ -105,18 +102,14 @@ static int
 nvkm_disp_fini(struct nvkm_engine *engine, bool suspend)
 {
 	struct nvkm_disp *disp = nvkm_disp(engine);
-	struct nvkm_conn *conn;
 	struct nvkm_outp *outp;
 
 	if (disp->func->fini)
 		disp->func->fini(disp);
 
 	list_for_each_entry(outp, &disp->outps, head) {
-		nvkm_outp_fini(outp);
-	}
-
-	list_for_each_entry(conn, &disp->conns, head) {
-		nvkm_conn_fini(conn);
+		if (outp->func->fini)
+			outp->func->fini(outp);
 	}
 
 	return 0;
@@ -126,16 +119,12 @@ static int
 nvkm_disp_init(struct nvkm_engine *engine)
 {
 	struct nvkm_disp *disp = nvkm_disp(engine);
-	struct nvkm_conn *conn;
 	struct nvkm_outp *outp;
 	struct nvkm_ior *ior;
 
-	list_for_each_entry(conn, &disp->conns, head) {
-		nvkm_conn_init(conn);
-	}
-
 	list_for_each_entry(outp, &disp->outps, head) {
-		nvkm_outp_init(outp);
+		if (outp->func->init)
+			outp->func->init(outp);
 	}
 
 	if (disp->func->init) {
@@ -159,142 +148,15 @@ nvkm_disp_oneinit(struct nvkm_engine *engine)
 {
 	struct nvkm_disp *disp = nvkm_disp(engine);
 	struct nvkm_subdev *subdev = &disp->engine.subdev;
-	struct nvkm_bios *bios = subdev->device->bios;
-	struct nvkm_outp *outp, *outt, *pair;
-	struct nvkm_conn *conn;
 	struct nvkm_head *head;
-	struct nvkm_ior *ior;
-	struct nvbios_connE connE;
-	struct dcb_output dcbE;
-	u8  hpd = 0, ver, hdr;
-	u32 data;
 	int ret, i;
 
-	/* Create output path objects for each VBIOS display path. */
-	i = -1;
-	while ((data = dcb_outp_parse(bios, ++i, &ver, &hdr, &dcbE))) {
-		if (ver < 0x40) /* No support for chipsets prior to NV50. */
-			break;
-		if (dcbE.type == DCB_OUTPUT_UNUSED)
-			continue;
-		if (dcbE.type == DCB_OUTPUT_EOL)
-			break;
-		outp = NULL;
-
-		switch (dcbE.type) {
-		case DCB_OUTPUT_ANALOG:
-		case DCB_OUTPUT_TV:
-		case DCB_OUTPUT_TMDS:
-		case DCB_OUTPUT_LVDS:
-			ret = nvkm_outp_new(disp, i, &dcbE, &outp);
-			break;
-		case DCB_OUTPUT_DP:
-			ret = nvkm_dp_new(disp, i, &dcbE, &outp);
-			break;
-		case DCB_OUTPUT_WFD:
-			/* No support for WFD yet. */
-			ret = -ENODEV;
-			continue;
-		default:
-			nvkm_warn(subdev, "dcb %d type %d unknown\n",
-				  i, dcbE.type);
-			continue;
-		}
-
-		if (ret) {
-			if (outp) {
-				if (ret != -ENODEV)
-					OUTP_ERR(outp, "ctor failed: %d", ret);
-				else
-					OUTP_DBG(outp, "not supported");
-				nvkm_outp_del(&outp);
-				continue;
-			}
-			nvkm_error(subdev, "failed to create outp %d\n", i);
-			continue;
-		}
-
-		list_add_tail(&outp->head, &disp->outps);
-		hpd = max(hpd, (u8)(dcbE.connector + 1));
-	}
-
-	/* Create connector objects based on available output paths. */
-	list_for_each_entry_safe(outp, outt, &disp->outps, head) {
-		/* VBIOS data *should* give us the most useful information. */
-		data = nvbios_connEp(bios, outp->info.connector, &ver, &hdr,
-				     &connE);
-
-		/* No bios connector data... */
-		if (!data) {
-			/* Heuristic: anything with the same ccb index is
-			 * considered to be on the same connector, any
-			 * output path without an associated ccb entry will
-			 * be put on its own connector.
-			 */
-			int ccb_index = outp->info.i2c_index;
-			if (ccb_index != 0xf) {
-				list_for_each_entry(pair, &disp->outps, head) {
-					if (pair->info.i2c_index == ccb_index) {
-						outp->conn = pair->conn;
-						break;
-					}
-				}
-			}
-
-			/* Connector shared with another output path. */
-			if (outp->conn)
-				continue;
-
-			memset(&connE, 0x00, sizeof(connE));
-			connE.type = DCB_CONNECTOR_NONE;
-			i = -1;
-		} else {
-			i = outp->info.connector;
-		}
-
-		/* Check that we haven't already created this connector. */
-		list_for_each_entry(conn, &disp->conns, head) {
-			if (conn->index == outp->info.connector) {
-				outp->conn = conn;
-				break;
-			}
-		}
-
-		if (outp->conn)
-			continue;
-
-		/* Apparently we need to create a new one! */
-		ret = nvkm_conn_new(disp, i, &connE, &outp->conn);
-		if (ret) {
-			nvkm_error(subdev, "failed to create outp %d conn: %d\n", outp->index, ret);
-			nvkm_conn_del(&outp->conn);
-			list_del(&outp->head);
-			nvkm_outp_del(&outp);
-			continue;
-		}
-
-		list_add_tail(&outp->conn->head, &disp->conns);
-	}
-
 	if (disp->func->oneinit) {
 		ret = disp->func->oneinit(disp);
 		if (ret)
 			return ret;
 	}
 
-	/* Enforce identity-mapped SOR assignment for panels, which have
-	 * certain bits (ie. backlight controls) wired to a specific SOR.
-	 */
-	list_for_each_entry(outp, &disp->outps, head) {
-		if (outp->conn->info.type == DCB_CONNECTOR_LVDS ||
-		    outp->conn->info.type == DCB_CONNECTOR_eDP) {
-			ior = nvkm_ior_find(disp, SOR, ffs(outp->info.or) - 1);
-			if (!WARN_ON(!ior))
-				ior->identity = true;
-			outp->identity = true;
-		}
-	}
-
 	i = 0;
 	list_for_each_entry(head, &disp->heads, head)
 		i = max(i, head->id + 1);
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/disp/conn.c b/drivers/gpu/drm/nouveau/nvkm/engine/disp/conn.c
index fbdae1137864..ff88a5a5253a 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/disp/conn.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/disp/conn.c
@@ -30,16 +30,6 @@
 #include <nvif/event.h>
 
 void
-nvkm_conn_fini(struct nvkm_conn *conn)
-{
-}
-
-void
-nvkm_conn_init(struct nvkm_conn *conn)
-{
-}
-
-void
 nvkm_conn_del(struct nvkm_conn **pconn)
 {
 	struct nvkm_conn *conn = *pconn;
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/disp/conn.h b/drivers/gpu/drm/nouveau/nvkm/engine/disp/conn.h
index a0600e72b0ec..01c3146c7066 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/disp/conn.h
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/disp/conn.h
@@ -19,8 +19,6 @@ struct nvkm_conn {
 int nvkm_conn_new(struct nvkm_disp *, int index, struct nvbios_connE *,
 		  struct nvkm_conn **);
 void nvkm_conn_del(struct nvkm_conn **);
-void nvkm_conn_init(struct nvkm_conn *);
-void nvkm_conn_fini(struct nvkm_conn *);
 
 #define CONN_MSG(c,l,f,a...) do {                                              \
 	struct nvkm_conn *_conn = (c);                                    \
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/disp/dp.c b/drivers/gpu/drm/nouveau/nvkm/engine/disp/dp.c
index b8ac66b4a2c4..a109348bd63b 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/disp/dp.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/disp/dp.c
@@ -41,6 +41,40 @@
  */
 #define AMPERE_IED_HACK(disp) ((disp)->engine.subdev.device->card_type >= GA100)
 
+static int
+nvkm_dp_mst_id_put(struct nvkm_outp *outp, u32 id)
+{
+	return 0;
+}
+
+static int
+nvkm_dp_mst_id_get(struct nvkm_outp *outp, u32 *pid)
+{
+	*pid = BIT(outp->index);
+	return 0;
+}
+
+static int
+nvkm_dp_aux_xfer(struct nvkm_outp *outp, u8 type, u32 addr, u8 *data, u8 *size)
+{
+	int ret = nvkm_i2c_aux_acquire(outp->dp.aux);
+
+	if (ret)
+		return ret;
+
+	ret = nvkm_i2c_aux_xfer(outp->dp.aux, false, type, addr, data, size);
+	nvkm_i2c_aux_release(outp->dp.aux);
+	return ret;
+}
+
+static int
+nvkm_dp_aux_pwr(struct nvkm_outp *outp, bool pu)
+{
+	outp->dp.enabled = pu;
+	nvkm_dp_enable(outp, outp->dp.enabled);
+	return 0;
+}
+
 struct lt_state {
 	struct nvkm_outp *outp;
 
@@ -282,31 +316,20 @@ nvkm_dp_train_link(struct nvkm_outp *outp, int rate)
 	struct lt_state lt = {
 		.outp = outp,
 		.pc2 = outp->dp.dpcd[DPCD_RC02] & DPCD_RC02_TPS3_SUPPORTED,
+		.repeaters = outp->dp.lttprs,
 	};
-	u8 sink[2], data;
+	u8 sink[2];
 	int ret;
 
 	OUTP_DBG(outp, "training %dx%02x", ior->dp.nr, ior->dp.bw);
 
-	/* Select LTTPR non-transparent mode if we have a valid configuration,
-	 * use transparent mode otherwise.
-	 */
-	if (outp->dp.lttpr[0] >= 0x14) {
-		data = DPCD_LTTPR_MODE_TRANSPARENT;
-		nvkm_wraux(outp->dp.aux, DPCD_LTTPR_MODE, &data, sizeof(data));
-
-		if (outp->dp.lttprs) {
-			data = DPCD_LTTPR_MODE_NON_TRANSPARENT;
-			nvkm_wraux(outp->dp.aux, DPCD_LTTPR_MODE, &data, sizeof(data));
-			lt.repeaters = outp->dp.lttprs;
-		}
-	}
-
 	/* Set desired link configuration on the sink. */
 	sink[0] = (outp->dp.rate[rate].dpcd < 0) ? ior->dp.bw : 0;
 	sink[1] = ior->dp.nr;
 	if (ior->dp.ef)
 		sink[1] |= DPCD_LC01_ENHANCED_FRAME_EN;
+	if (outp->dp.lt.post_adj)
+		sink[1] |= 0x20;
 
 	ret = nvkm_wraux(outp->dp.aux, DPCD_LC00_LINK_BW_SET, sink, 2);
 	if (ret)
@@ -447,71 +470,58 @@ nvkm_dp_train_init(struct nvkm_outp *outp)
 }
 
 static int
-nvkm_dp_train(struct nvkm_outp *outp, u32 dataKBps)
+nvkm_dp_drive(struct nvkm_outp *outp, u8 lanes, u8 pe[4], u8 vs[4])
+{
+	struct lt_state lt = {
+		.outp = outp,
+		.stat[4] = (pe[0] << 2) | (vs[0] << 0) |
+			   (pe[1] << 6) | (vs[1] << 4),
+		.stat[5] = (pe[2] << 2) | (vs[2] << 0) |
+			   (pe[3] << 6) | (vs[3] << 4),
+	};
+
+	return nvkm_dp_train_drive(&lt, false);
+}
+
+static int
+nvkm_dp_train(struct nvkm_outp *outp, bool retrain)
 {
 	struct nvkm_ior *ior = outp->ior;
-	int ret = -EINVAL, nr, rate;
-	u8  pwr;
+	int ret, rate;
 
-	/* Retraining link?  Skip source configuration, it can mess up the active modeset. */
-	if (atomic_read(&outp->dp.lt.done)) {
-		for (rate = 0; rate < outp->dp.rates; rate++) {
-			if (outp->dp.rate[rate].rate == ior->dp.bw * 27000)
-				return nvkm_dp_train_link(outp, ret);
-		}
-		WARN_ON(1);
-		return -EINVAL;
+	for (rate = 0; rate < outp->dp.rates; rate++) {
+		if (outp->dp.rate[rate].rate == (retrain ? ior->dp.bw : outp->dp.lt.bw) * 27000)
+			break;
 	}
 
-	/* Ensure sink is not in a low-power state. */
-	if (!nvkm_rdaux(outp->dp.aux, DPCD_SC00, &pwr, 1)) {
-		if ((pwr & DPCD_SC00_SET_POWER) != DPCD_SC00_SET_POWER_D0) {
-			pwr &= ~DPCD_SC00_SET_POWER;
-			pwr |=  DPCD_SC00_SET_POWER_D0;
-			nvkm_wraux(outp->dp.aux, DPCD_SC00, &pwr, 1);
-		}
+	if (WARN_ON(rate == outp->dp.rates))
+		return -EINVAL;
+
+	/* Retraining link?  Skip source configuration, it can mess up the active modeset. */
+	if (retrain) {
+		mutex_lock(&outp->dp.mutex);
+		ret = nvkm_dp_train_link(outp, rate);
+		mutex_unlock(&outp->dp.mutex);
+		return ret;
 	}
 
+	mutex_lock(&outp->dp.mutex);
+	OUTP_DBG(outp, "training");
+
 	ior->dp.mst = outp->dp.lt.mst;
 	ior->dp.ef = outp->dp.dpcd[DPCD_RC02] & DPCD_RC02_ENHANCED_FRAME_CAP;
-	ior->dp.nr = 0;
+	ior->dp.bw = outp->dp.lt.bw;
+	ior->dp.nr = outp->dp.lt.nr;
 
-	/* Link training. */
-	OUTP_DBG(outp, "training");
 	nvkm_dp_train_init(outp);
-
-	/* Validate and train at configuration requested (if any) on ACQUIRE. */
-	if (outp->dp.lt.nr) {
-		for (nr = outp->dp.links; ret < 0 && nr; nr >>= 1) {
-			for (rate = 0; nr == outp->dp.lt.nr && rate < outp->dp.rates; rate++) {
-				if (outp->dp.rate[rate].rate / 27000 == outp->dp.lt.bw) {
-					ior->dp.bw = outp->dp.rate[rate].rate / 27000;
-					ior->dp.nr = nr;
-					ret = nvkm_dp_train_links(outp, rate);
-				}
-			}
-		}
-	}
-
-	/* Otherwise, loop through all valid link configurations that support the data rate. */
-	for (nr = outp->dp.links; ret < 0 && nr; nr >>= 1) {
-		for (rate = 0; ret < 0 && rate < outp->dp.rates; rate++) {
-			if (outp->dp.rate[rate].rate * nr >= dataKBps || WARN_ON(!ior->dp.nr)) {
-				/* Program selected link configuration. */
-				ior->dp.bw = outp->dp.rate[rate].rate / 27000;
-				ior->dp.nr = nr;
-				ret = nvkm_dp_train_links(outp, rate);
-			}
-		}
-	}
-
-	/* Finish up. */
+	ret = nvkm_dp_train_links(outp, rate);
 	nvkm_dp_train_fini(outp);
 	if (ret < 0)
 		OUTP_ERR(outp, "training failed");
 	else
 		OUTP_DBG(outp, "training done");
-	atomic_set(&outp->dp.lt.done, 1);
+
+	mutex_unlock(&outp->dp.mutex);
 	return ret;
 }
 
@@ -529,155 +539,10 @@ nvkm_dp_disable(struct nvkm_outp *outp, struct nvkm_ior *ior)
 static void
 nvkm_dp_release(struct nvkm_outp *outp)
 {
-	/* Prevent link from being retrained if sink sends an IRQ. */
-	atomic_set(&outp->dp.lt.done, 0);
 	outp->ior->dp.nr = 0;
-}
-
-static int
-nvkm_dp_acquire(struct nvkm_outp *outp)
-{
-	struct nvkm_ior *ior = outp->ior;
-	struct nvkm_head *head;
-	bool retrain = true;
-	u32 datakbps = 0;
-	u32 dataKBps;
-	u32 linkKBps;
-	u8  stat[3];
-	int ret, i;
-
-	mutex_lock(&outp->dp.mutex);
-
-	/* Check that link configuration meets current requirements. */
-	list_for_each_entry(head, &outp->disp->heads, head) {
-		if (ior->asy.head & (1 << head->id)) {
-			u32 khz = (head->asy.hz >> ior->asy.rgdiv) / 1000;
-			datakbps += khz * head->asy.or.depth;
-		}
-	}
-
-	linkKBps = ior->dp.bw * 27000 * ior->dp.nr;
-	dataKBps = DIV_ROUND_UP(datakbps, 8);
-	OUTP_DBG(outp, "data %d KB/s link %d KB/s mst %d->%d",
-		 dataKBps, linkKBps, ior->dp.mst, outp->dp.lt.mst);
-	if (linkKBps < dataKBps || ior->dp.mst != outp->dp.lt.mst) {
-		OUTP_DBG(outp, "link requirements changed");
-		goto done;
-	}
-
-	/* Check that link is still trained. */
-	ret = nvkm_rdaux(outp->dp.aux, DPCD_LS02, stat, 3);
-	if (ret) {
-		OUTP_DBG(outp, "failed to read link status, assuming no sink");
-		goto done;
-	}
-
-	if (stat[2] & DPCD_LS04_INTERLANE_ALIGN_DONE) {
-		for (i = 0; i < ior->dp.nr; i++) {
-			u8 lane = (stat[i >> 1] >> ((i & 1) * 4)) & 0x0f;
-			if (!(lane & DPCD_LS02_LANE0_CR_DONE) ||
-			    !(lane & DPCD_LS02_LANE0_CHANNEL_EQ_DONE) ||
-			    !(lane & DPCD_LS02_LANE0_SYMBOL_LOCKED)) {
-				OUTP_DBG(outp, "lane %d not equalised", lane);
-				goto done;
-			}
-		}
-		retrain = false;
-	} else {
-		OUTP_DBG(outp, "no inter-lane alignment");
-	}
-
-done:
-	if (retrain || !atomic_read(&outp->dp.lt.done))
-		ret = nvkm_dp_train(outp, dataKBps);
-	mutex_unlock(&outp->dp.mutex);
-	return ret;
-}
-
-static bool
-nvkm_dp_enable_supported_link_rates(struct nvkm_outp *outp)
-{
-	u8 sink_rates[DPCD_RC10_SUPPORTED_LINK_RATES__SIZE];
-	int i, j, k;
-
-	if (outp->conn->info.type != DCB_CONNECTOR_eDP ||
-	    outp->dp.dpcd[DPCD_RC00_DPCD_REV] < 0x13 ||
-	    nvkm_rdaux(outp->dp.aux, DPCD_RC10_SUPPORTED_LINK_RATES(0),
-		       sink_rates, sizeof(sink_rates)))
-		return false;
-
-	for (i = 0; i < ARRAY_SIZE(sink_rates); i += 2) {
-		const u32 rate = ((sink_rates[i + 1] << 8) | sink_rates[i]) * 200 / 10;
-
-		if (!rate || WARN_ON(outp->dp.rates == ARRAY_SIZE(outp->dp.rate)))
-			break;
-
-		if (rate > outp->info.dpconf.link_bw * 27000) {
-			OUTP_DBG(outp, "rate %d !outp", rate);
-			continue;
-		}
-
-		for (j = 0; j < outp->dp.rates; j++) {
-			if (rate > outp->dp.rate[j].rate) {
-				for (k = outp->dp.rates; k > j; k--)
-					outp->dp.rate[k] = outp->dp.rate[k - 1];
-				break;
-			}
-		}
-
-		outp->dp.rate[j].dpcd = i / 2;
-		outp->dp.rate[j].rate = rate;
-		outp->dp.rates++;
-	}
-
-	for (i = 0; i < outp->dp.rates; i++)
-		OUTP_DBG(outp, "link_rate[%d] = %d", outp->dp.rate[i].dpcd, outp->dp.rate[i].rate);
+	nvkm_dp_disable(outp, outp->ior);
 
-	return outp->dp.rates != 0;
-}
-
-/* XXX: This is a big fat hack, and this is just drm_dp_read_dpcd_caps()
- * converted to work inside nvkm. This is a temporary holdover until we start
- * passing the drm_dp_aux device through NVKM
- */
-static int
-nvkm_dp_read_dpcd_caps(struct nvkm_outp *outp)
-{
-	struct nvkm_i2c_aux *aux = outp->dp.aux;
-	u8 dpcd_ext[DP_RECEIVER_CAP_SIZE];
-	int ret;
-
-	ret = nvkm_rdaux(aux, DPCD_RC00_DPCD_REV, outp->dp.dpcd, DP_RECEIVER_CAP_SIZE);
-	if (ret < 0)
-		return ret;
-
-	/*
-	 * Prior to DP1.3 the bit represented by
-	 * DP_EXTENDED_RECEIVER_CAP_FIELD_PRESENT was reserved.
-	 * If it is set DP_DPCD_REV at 0000h could be at a value less than
-	 * the true capability of the panel. The only way to check is to
-	 * then compare 0000h and 2200h.
-	 */
-	if (!(outp->dp.dpcd[DP_TRAINING_AUX_RD_INTERVAL] &
-	      DP_EXTENDED_RECEIVER_CAP_FIELD_PRESENT))
-		return 0;
-
-	ret = nvkm_rdaux(aux, DP_DP13_DPCD_REV, dpcd_ext, sizeof(dpcd_ext));
-	if (ret < 0)
-		return ret;
-
-	if (outp->dp.dpcd[DP_DPCD_REV] > dpcd_ext[DP_DPCD_REV]) {
-		OUTP_DBG(outp, "Extended DPCD rev less than base DPCD rev (%d > %d)\n",
-			 outp->dp.dpcd[DP_DPCD_REV], dpcd_ext[DP_DPCD_REV]);
-		return 0;
-	}
-
-	if (!memcmp(outp->dp.dpcd, dpcd_ext, sizeof(dpcd_ext)))
-		return 0;
-
-	memcpy(outp->dp.dpcd, dpcd_ext, sizeof(dpcd_ext));
-
-	return 0;
+	nvkm_outp_release(outp);
 }
 
 void
@@ -711,66 +576,11 @@ nvkm_dp_enable(struct nvkm_outp *outp, bool auxpwr)
 		OUTP_DBG(outp, "aux power -> always");
 		nvkm_i2c_aux_monitor(aux, true);
 		outp->dp.aux_pwr = true;
-
-		/* Detect any LTTPRs before reading DPCD receiver caps. */
-		if (!nvkm_rdaux(aux, DPCD_LTTPR_REV, outp->dp.lttpr, sizeof(outp->dp.lttpr)) &&
-		    outp->dp.lttpr[0] >= 0x14 && outp->dp.lttpr[2]) {
-			switch (outp->dp.lttpr[2]) {
-			case 0x80: outp->dp.lttprs = 1; break;
-			case 0x40: outp->dp.lttprs = 2; break;
-			case 0x20: outp->dp.lttprs = 3; break;
-			case 0x10: outp->dp.lttprs = 4; break;
-			case 0x08: outp->dp.lttprs = 5; break;
-			case 0x04: outp->dp.lttprs = 6; break;
-			case 0x02: outp->dp.lttprs = 7; break;
-			case 0x01: outp->dp.lttprs = 8; break;
-			default:
-				/* Unknown LTTPR count, we'll switch to transparent mode. */
-				WARN_ON(1);
-				outp->dp.lttprs = 0;
-				break;
-			}
-		} else {
-			/* No LTTPR support, or zero LTTPR count - don't touch it at all. */
-			memset(outp->dp.lttpr, 0x00, sizeof(outp->dp.lttpr));
-		}
-
-		if (!nvkm_dp_read_dpcd_caps(outp)) {
-			const u8 rates[] = { 0x1e, 0x14, 0x0a, 0x06, 0 };
-			const u8 *rate;
-			int rate_max;
-
-			outp->dp.rates = 0;
-			outp->dp.links = outp->dp.dpcd[DPCD_RC02] & DPCD_RC02_MAX_LANE_COUNT;
-			outp->dp.links = min(outp->dp.links, outp->info.dpconf.link_nr);
-			if (outp->dp.lttprs && outp->dp.lttpr[4])
-				outp->dp.links = min_t(int, outp->dp.links, outp->dp.lttpr[4]);
-
-			rate_max = outp->dp.dpcd[DPCD_RC01_MAX_LINK_RATE];
-			rate_max = min(rate_max, outp->info.dpconf.link_bw);
-			if (outp->dp.lttprs && outp->dp.lttpr[1])
-				rate_max = min_t(int, rate_max, outp->dp.lttpr[1]);
-
-			if (!nvkm_dp_enable_supported_link_rates(outp)) {
-				for (rate = rates; *rate; rate++) {
-					if (*rate > rate_max)
-						continue;
-
-					if (WARN_ON(outp->dp.rates == ARRAY_SIZE(outp->dp.rate)))
-						break;
-
-					outp->dp.rate[outp->dp.rates].dpcd = -1;
-					outp->dp.rate[outp->dp.rates].rate = *rate * 27000;
-					outp->dp.rates++;
-				}
-			}
-		}
 	} else
 	if (!auxpwr && outp->dp.aux_pwr) {
 		OUTP_DBG(outp, "aux power -> demand");
 		nvkm_i2c_aux_monitor(aux, false);
 		outp->dp.aux_pwr = false;
-		atomic_set(&outp->dp.lt.done, 0);
 
 		/* Restore eDP panel GPIO to its prior state if we changed it, as
 		 * it could potentially interfere with other outputs.
@@ -793,6 +603,7 @@ nvkm_dp_fini(struct nvkm_outp *outp)
 static void
 nvkm_dp_init(struct nvkm_outp *outp)
 {
+	nvkm_outp_init(outp);
 	nvkm_dp_enable(outp, outp->dp.enabled);
 }
 
@@ -807,9 +618,18 @@ nvkm_dp_func = {
 	.dtor = nvkm_dp_dtor,
 	.init = nvkm_dp_init,
 	.fini = nvkm_dp_fini,
-	.acquire = nvkm_dp_acquire,
+	.detect = nvkm_outp_detect,
+	.inherit = nvkm_outp_inherit,
+	.acquire = nvkm_outp_acquire,
 	.release = nvkm_dp_release,
-	.disable = nvkm_dp_disable,
+	.bl.get = nvkm_outp_bl_get,
+	.bl.set = nvkm_outp_bl_set,
+	.dp.aux_pwr = nvkm_dp_aux_pwr,
+	.dp.aux_xfer = nvkm_dp_aux_xfer,
+	.dp.train = nvkm_dp_train,
+	.dp.drive = nvkm_dp_drive,
+	.dp.mst_id_get = nvkm_dp_mst_id_get,
+	.dp.mst_id_put = nvkm_dp_mst_id_put,
 };
 
 int
@@ -819,7 +639,7 @@ nvkm_dp_new(struct nvkm_disp *disp, int index, struct dcb_output *dcbE, struct n
 	struct nvkm_bios *bios = device->bios;
 	struct nvkm_i2c *i2c = device->i2c;
 	struct nvkm_outp *outp;
-	u8  hdr, cnt, len;
+	u8  ver, hdr, cnt, len;
 	u32 data;
 	int ret;
 
@@ -847,7 +667,9 @@ nvkm_dp_new(struct nvkm_disp *disp, int index, struct dcb_output *dcbE, struct n
 
 	OUTP_DBG(outp, "bios dp %02x %02x %02x %02x", outp->dp.version, hdr, cnt, len);
 
+	data = nvbios_dp_table(bios, &ver, &hdr, &cnt, &len);
+	outp->dp.mst = data && ver >= 0x40 && (nvbios_rd08(bios, data + 0x08) & 0x04);
+
 	mutex_init(&outp->dp.mutex);
-	atomic_set(&outp->dp.lt.done, 0);
 	return 0;
 }
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/disp/g84.c b/drivers/gpu/drm/nouveau/nvkm/engine/disp/g84.c
index 23ae451ba473..1be97a68a83e 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/disp/g84.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/disp/g84.c
@@ -124,6 +124,7 @@ g84_sor = {
 	.state = nv50_sor_state,
 	.power = nv50_sor_power,
 	.clock = nv50_sor_clock,
+	.bl = &nv50_sor_bl,
 	.hdmi = &g84_sor_hdmi,
 };
 
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/disp/g94.c b/drivers/gpu/drm/nouveau/nvkm/engine/disp/g94.c
index 67ef889a0c5f..843a2661ce9d 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/disp/g94.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/disp/g94.c
@@ -295,6 +295,7 @@ g94_sor = {
 	.clock = nv50_sor_clock,
 	.war_2 = g94_sor_war_2,
 	.war_3 = g94_sor_war_3,
+	.bl = &nv50_sor_bl,
 	.hdmi = &g84_sor_hdmi,
 	.dp = &g94_sor_dp,
 };
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/disp/ga102.c b/drivers/gpu/drm/nouveau/nvkm/engine/disp/ga102.c
index 52099b75f52a..efe66ba3c61f 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/disp/ga102.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/disp/ga102.c
@@ -105,6 +105,7 @@ ga102_sor = {
 	.state = gv100_sor_state,
 	.power = nv50_sor_power,
 	.clock = ga102_sor_clock,
+	.bl = &gt215_sor_bl,
 	.hdmi = &gv100_sor_hdmi,
 	.dp = &ga102_sor_dp,
 	.hda = &gv100_sor_hda,
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/disp/gf119.c b/drivers/gpu/drm/nouveau/nvkm/engine/disp/gf119.c
index a48e9bdf4cd0..b48ead31da30 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/disp/gf119.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/disp/gf119.c
@@ -328,6 +328,7 @@ gf119_sor = {
 	.state = gf119_sor_state,
 	.power = nv50_sor_power,
 	.clock = gf119_sor_clock,
+	.bl = &gt215_sor_bl,
 	.hdmi = &gf119_sor_hdmi,
 	.dp = &gf119_sor_dp,
 	.hda = &gf119_sor_hda,
@@ -1038,7 +1039,6 @@ gf119_disp_super(struct work_struct *work)
 				continue;
 			nv50_disp_super_2_0(disp, head);
 		}
-		nvkm_outp_route(disp);
 		list_for_each_entry(head, &disp->heads, head) {
 			if (!(mask[head->id] & 0x00010000))
 				continue;
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/disp/gk104.c b/drivers/gpu/drm/nouveau/nvkm/engine/disp/gk104.c
index 876a21a0cebb..a3e2fbadade4 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/disp/gk104.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/disp/gk104.c
@@ -115,6 +115,7 @@ gk104_sor = {
 	.state = gf119_sor_state,
 	.power = nv50_sor_power,
 	.clock = gf119_sor_clock,
+	.bl = &gt215_sor_bl,
 	.hdmi = &gk104_sor_hdmi,
 	.dp = &gf119_sor_dp,
 	.hda = &gf119_sor_hda,
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/disp/gm107.c b/drivers/gpu/drm/nouveau/nvkm/engine/disp/gm107.c
index b4d8e868616f..688e123ad482 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/disp/gm107.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/disp/gm107.c
@@ -70,6 +70,7 @@ gm107_sor = {
 	.state = gf119_sor_state,
 	.power = nv50_sor_power,
 	.clock = gf119_sor_clock,
+	.bl = &gt215_sor_bl,
 	.hdmi = &gk104_sor_hdmi,
 	.dp = &gm107_sor_dp,
 	.hda = &gf119_sor_hda,
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/disp/gm200.c b/drivers/gpu/drm/nouveau/nvkm/engine/disp/gm200.c
index 562ebae57d44..511e7831b2f5 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/disp/gm200.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/disp/gm200.c
@@ -68,15 +68,23 @@ gm200_sor_dp = {
 };
 
 void
-gm200_sor_hdmi_scdc(struct nvkm_ior *ior, u8 scdc)
+gm200_sor_hdmi_scdc(struct nvkm_ior *ior, u32 khz, bool support, bool scrambling,
+		    bool scrambling_low_rates)
 {
 	struct nvkm_device *device = ior->disp->engine.subdev.device;
 	const u32 soff = nv50_ior_base(ior);
-	const u32 ctrl = scdc & 0x3;
+	u32 ctrl = 0;
 
-	nvkm_mask(device, 0x61c5bc + soff, 0x00000003, ctrl);
+	ior->tmds.high_speed = khz > 340000;
+
+	if (support && scrambling) {
+		if (ior->tmds.high_speed)
+			ctrl |= 0x00000002;
+		if (ior->tmds.high_speed || scrambling_low_rates)
+			ctrl |= 0x00000001;
+	}
 
-	ior->tmds.high_speed = !!(scdc & 0x2);
+	nvkm_mask(device, 0x61c5bc + soff, 0x00000003, ctrl);
 }
 
 const struct nvkm_ior_func_hdmi
@@ -139,6 +147,7 @@ gm200_sor = {
 	.state = gf119_sor_state,
 	.power = nv50_sor_power,
 	.clock = gf119_sor_clock,
+	.bl = &gt215_sor_bl,
 	.hdmi = &gm200_sor_hdmi,
 	.dp = &gm200_sor_dp,
 	.hda = &gf119_sor_hda,
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/disp/gp100.c b/drivers/gpu/drm/nouveau/nvkm/engine/disp/gp100.c
index 7f1eb4332040..4070447bd800 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/disp/gp100.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/disp/gp100.c
@@ -37,6 +37,7 @@ gp100_sor = {
 	.state = gf119_sor_state,
 	.power = nv50_sor_power,
 	.clock = gf119_sor_clock,
+	.bl = &gt215_sor_bl,
 	.hdmi = &gm200_sor_hdmi,
 	.dp = &gm200_sor_dp,
 	.hda = &gf119_sor_hda,
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/disp/gt215.c b/drivers/gpu/drm/nouveau/nvkm/engine/disp/gt215.c
index 506ffbe7b842..6318721b66f6 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/disp/gt215.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/disp/gt215.c
@@ -182,11 +182,49 @@ gt215_sor_hdmi = {
 	.infoframe_vsi = gt215_sor_hdmi_infoframe_vsi,
 };
 
+static int
+gt215_sor_bl_set(struct nvkm_ior *ior, int lvl)
+{
+	struct nvkm_device *device = ior->disp->engine.subdev.device;
+	const u32 soff = nv50_ior_base(ior);
+	u32 div, val;
+
+	div = nvkm_rd32(device, 0x61c080 + soff);
+	val = (lvl * div) / 100;
+	if (div)
+		nvkm_wr32(device, 0x61c084 + soff, 0xc0000000 | val);
+
+	return 0;
+}
+
+static int
+gt215_sor_bl_get(struct nvkm_ior *ior)
+{
+	struct nvkm_device *device = ior->disp->engine.subdev.device;
+	const u32 soff = nv50_ior_base(ior);
+	u32 div, val;
+
+	div  = nvkm_rd32(device, 0x61c080 + soff);
+	val  = nvkm_rd32(device, 0x61c084 + soff);
+	val &= 0x00ffffff;
+	if (div && div >= val)
+		return ((val * 100) + (div / 2)) / div;
+
+	return 100;
+}
+
+const struct nvkm_ior_func_bl
+gt215_sor_bl = {
+	.get = gt215_sor_bl_get,
+	.set = gt215_sor_bl_set,
+};
+
 static const struct nvkm_ior_func
 gt215_sor = {
 	.state = g94_sor_state,
 	.power = nv50_sor_power,
 	.clock = nv50_sor_clock,
+	.bl = &gt215_sor_bl,
 	.hdmi = &gt215_sor_hdmi,
 	.dp = &gt215_sor_dp,
 	.hda = &gt215_sor_hda,
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/disp/gv100.c b/drivers/gpu/drm/nouveau/nvkm/engine/disp/gv100.c
index 4ebc030e40d1..e1634f7bca56 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/disp/gv100.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/disp/gv100.c
@@ -212,6 +212,7 @@ gv100_sor = {
 	.state = gv100_sor_state,
 	.power = nv50_sor_power,
 	.clock = gf119_sor_clock,
+	.bl = &gt215_sor_bl,
 	.hdmi = &gv100_sor_hdmi,
 	.dp = &gv100_sor_dp,
 	.hda = &gv100_sor_hda,
@@ -863,7 +864,6 @@ gv100_disp_super(struct work_struct *work)
 				continue;
 			nv50_disp_super_2_0(disp, head);
 		}
-		nvkm_outp_route(disp);
 		list_for_each_entry(head, &disp->heads, head) {
 			if (!(mask[head->id] & 0x00010000))
 				continue;
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/disp/ior.h b/drivers/gpu/drm/nouveau/nvkm/engine/disp/ior.h
index da1b1a626ef2..9beb9d1e8633 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/disp/ior.h
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/disp/ior.h
@@ -63,11 +63,18 @@ struct nvkm_ior_func {
 	void (*war_2)(struct nvkm_ior *);
 	void (*war_3)(struct nvkm_ior *);
 
+	const struct nvkm_ior_func_bl {
+		int (*get)(struct nvkm_ior *);
+		int (*set)(struct nvkm_ior *, int lvl);
+	} *bl;
+
 	const struct nvkm_ior_func_hdmi {
 		void (*ctrl)(struct nvkm_ior *, int head, bool enable, u8 max_ac_packet, u8 rekey);
-		void (*scdc)(struct nvkm_ior *, u8 scdc);
+		void (*scdc)(struct nvkm_ior *, u32 khz, bool support, bool scrambling,
+			     bool scrambling_low_rates);
 		void (*infoframe_avi)(struct nvkm_ior *, int head, void *data, u32 size);
 		void (*infoframe_vsi)(struct nvkm_ior *, int head, void *data, u32 size);
+		void (*audio)(struct nvkm_ior *, int head, bool enable);
 	} *hdmi;
 
 	const struct nvkm_ior_func_dp {
@@ -77,6 +84,8 @@ struct nvkm_ior_func {
 		void (*pattern)(struct nvkm_ior *, int pattern);
 		void (*drive)(struct nvkm_ior *, int ln, int pc,
 			      int dc, int pe, int tx_pu);
+		int (*sst)(struct nvkm_ior *, int head, bool ef,
+			   u32 watermark, u32 hblanksym, u32 vblanksym);
 		void (*vcpi)(struct nvkm_ior *, int head, u8 slot,
 			     u8 slot_nr, u16 pbn, u16 aligned);
 		void (*audio)(struct nvkm_ior *, int head, bool enable);
@@ -122,6 +131,7 @@ int nv50_sor_cnt(struct nvkm_disp *, unsigned long *);
 void nv50_sor_state(struct nvkm_ior *, struct nvkm_ior_state *);
 void nv50_sor_power(struct nvkm_ior *, bool, bool, bool, bool, bool);
 void nv50_sor_clock(struct nvkm_ior *);
+extern const struct nvkm_ior_func_bl nv50_sor_bl;
 
 int g84_sor_new(struct nvkm_disp *, int);
 extern const struct nvkm_ior_func_hdmi g84_sor_hdmi;
@@ -138,6 +148,7 @@ void g94_sor_dp_audio_sym(struct nvkm_ior *, int, u16, u32);
 void g94_sor_dp_activesym(struct nvkm_ior *, int, u8, u8, u8, u8);
 void g94_sor_dp_watermark(struct nvkm_ior *, int, u8);
 
+extern const struct nvkm_ior_func_bl gt215_sor_bl;
 extern const struct nvkm_ior_func_hdmi gt215_sor_hdmi;
 void gt215_sor_dp_audio(struct nvkm_ior *, int, bool);
 extern const struct nvkm_ior_func_hda gt215_sor_hda;
@@ -167,7 +178,7 @@ void gm107_sor_dp_pattern(struct nvkm_ior *, int);
 void gm200_sor_route_set(struct nvkm_outp *, struct nvkm_ior *);
 int gm200_sor_route_get(struct nvkm_outp *, int *);
 extern const struct nvkm_ior_func_hdmi gm200_sor_hdmi;
-void gm200_sor_hdmi_scdc(struct nvkm_ior *, u8);
+void gm200_sor_hdmi_scdc(struct nvkm_ior *, u32, bool, bool, bool);
 extern const struct nvkm_ior_func_dp gm200_sor_dp;
 void gm200_sor_dp_drive(struct nvkm_ior *, int, int, int, int, int);
 
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/disp/mcp89.c b/drivers/gpu/drm/nouveau/nvkm/engine/disp/mcp89.c
index f96ba4752655..e0c5fb6df3d7 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/disp/mcp89.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/disp/mcp89.c
@@ -44,6 +44,7 @@ mcp89_sor = {
 	.state = g94_sor_state,
 	.power = nv50_sor_power,
 	.clock = nv50_sor_clock,
+	.bl = &gt215_sor_bl,
 	.hdmi = &gt215_sor_hdmi,
 	.dp = &mcp89_sor_dp,
 	.hda = &gt215_sor_hda,
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/disp/nv50.c b/drivers/gpu/drm/nouveau/nvkm/engine/disp/nv50.c
index be8116802960..2d05e2f7e46b 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/disp/nv50.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/disp/nv50.c
@@ -23,7 +23,9 @@
  */
 #include "priv.h"
 #include "chan.h"
+#include "conn.h"
 #include "head.h"
+#include "dp.h"
 #include "ior.h"
 #include "outp.h"
 
@@ -156,6 +158,37 @@ nv50_pior_cnt(struct nvkm_disp *disp, unsigned long *pmask)
 	return 3;
 }
 
+static int
+nv50_sor_bl_set(struct nvkm_ior *ior, int lvl)
+{
+	struct nvkm_device *device = ior->disp->engine.subdev.device;
+	const u32 soff = nv50_ior_base(ior);
+	u32 div = 1025;
+	u32 val = (lvl * div) / 100;
+
+	nvkm_wr32(device, 0x61c084 + soff, 0x80000000 | val);
+	return 0;
+}
+
+static int
+nv50_sor_bl_get(struct nvkm_ior *ior)
+{
+	struct nvkm_device *device = ior->disp->engine.subdev.device;
+	const u32 soff = nv50_ior_base(ior);
+	u32 div = 1025;
+	u32 val;
+
+	val  = nvkm_rd32(device, 0x61c084 + soff);
+	val &= 0x000007ff;
+	return ((val * 100) + (div / 2)) / div;
+}
+
+const struct nvkm_ior_func_bl
+nv50_sor_bl = {
+	.get = nv50_sor_bl_get,
+	.set = nv50_sor_bl_set,
+};
+
 void
 nv50_sor_clock(struct nvkm_ior *sor)
 {
@@ -220,6 +253,7 @@ nv50_sor = {
 	.state = nv50_sor_state,
 	.power = nv50_sor_power,
 	.clock = nv50_sor_clock,
+	.bl = &nv50_sor_bl,
 };
 
 static int
@@ -1254,10 +1288,6 @@ nv50_disp_super_2_2(struct nvkm_disp *disp, struct nvkm_head *head)
 		ior->asy.link      = outp->lvds.dual ? 3 : 1;
 	}
 
-	/* Handle any link training, etc. */
-	if (outp && outp->func->acquire)
-		outp->func->acquire(outp);
-
 	/* Execute OnInt2 IED script. */
 	nv50_disp_super_ied_on(head, ior, 0, khz);
 
@@ -1287,7 +1317,6 @@ nv50_disp_super_2_1(struct nvkm_disp *disp, struct nvkm_head *head)
 void
 nv50_disp_super_2_0(struct nvkm_disp *disp, struct nvkm_head *head)
 {
-	struct nvkm_outp *outp;
 	struct nvkm_ior *ior;
 
 	/* Determine which OR, if any, we're detaching from the head. */
@@ -1298,14 +1327,6 @@ nv50_disp_super_2_0(struct nvkm_disp *disp, struct nvkm_head *head)
 
 	/* Execute OffInt2 IED script. */
 	nv50_disp_super_ied_off(head, ior, 2);
-
-	/* If we're shutting down the OR's only active head, execute
-	 * the output path's disable function.
-	 */
-	if (ior->arm.head == (1 << head->id)) {
-		if ((outp = ior->arm.outp) && outp->func->disable)
-			outp->func->disable(outp, ior);
-	}
 }
 
 void
@@ -1371,7 +1392,6 @@ nv50_disp_super(struct work_struct *work)
 				continue;
 			nv50_disp_super_2_0(disp, head);
 		}
-		nvkm_outp_route(disp);
 		list_for_each_entry(head, &disp->heads, head) {
 			if (!(super & (0x00000200 << head->id)))
 				continue;
@@ -1563,7 +1583,15 @@ nv50_disp_oneinit(struct nvkm_disp *disp)
 	const struct nvkm_disp_func *func = disp->func;
 	struct nvkm_subdev *subdev = &disp->engine.subdev;
 	struct nvkm_device *device = subdev->device;
+	struct nvkm_bios *bios = device->bios;
+	struct nvkm_outp *outp, *outt, *pair;
+	struct nvkm_conn *conn;
+	struct nvkm_ior *ior;
 	int ret, i;
+	u8  ver, hdr;
+	u32 data;
+	struct dcb_output dcbE;
+	struct nvbios_connE connE;
 
 	if (func->wndw.cnt) {
 		disp->wndw.nr = func->wndw.cnt(disp, &disp->wndw.mask);
@@ -1610,8 +1638,130 @@ nv50_disp_oneinit(struct nvkm_disp *disp)
 	if (ret)
 		return ret;
 
-	return nvkm_ramht_new(device, func->ramht_size ? func->ramht_size :
-			      0x1000, 0, disp->inst, &disp->ramht);
+	ret = nvkm_ramht_new(device, func->ramht_size ? func->ramht_size : 0x1000, 0, disp->inst,
+			     &disp->ramht);
+	if (ret)
+		return ret;
+
+	/* Create output path objects for each VBIOS display path. */
+	i = -1;
+	while ((data = dcb_outp_parse(bios, ++i, &ver, &hdr, &dcbE))) {
+		if (WARN_ON((ver & 0xf0) != 0x40))
+			return -EINVAL;
+		if (dcbE.type == DCB_OUTPUT_UNUSED)
+			continue;
+		if (dcbE.type == DCB_OUTPUT_EOL)
+			break;
+		outp = NULL;
+
+		switch (dcbE.type) {
+		case DCB_OUTPUT_ANALOG:
+		case DCB_OUTPUT_TMDS:
+		case DCB_OUTPUT_LVDS:
+			ret = nvkm_outp_new(disp, i, &dcbE, &outp);
+			break;
+		case DCB_OUTPUT_DP:
+			ret = nvkm_dp_new(disp, i, &dcbE, &outp);
+			break;
+		case DCB_OUTPUT_TV:
+		case DCB_OUTPUT_WFD:
+			/* No support for WFD yet. */
+			ret = -ENODEV;
+			continue;
+		default:
+			nvkm_warn(subdev, "dcb %d type %d unknown\n",
+				  i, dcbE.type);
+			continue;
+		}
+
+		if (ret) {
+			if (outp) {
+				if (ret != -ENODEV)
+					OUTP_ERR(outp, "ctor failed: %d", ret);
+				else
+					OUTP_DBG(outp, "not supported");
+				nvkm_outp_del(&outp);
+				continue;
+			}
+			nvkm_error(subdev, "failed to create outp %d\n", i);
+			continue;
+		}
+
+		list_add_tail(&outp->head, &disp->outps);
+	}
+
+	/* Create connector objects based on available output paths. */
+	list_for_each_entry_safe(outp, outt, &disp->outps, head) {
+		/* VBIOS data *should* give us the most useful information. */
+		data = nvbios_connEp(bios, outp->info.connector, &ver, &hdr,
+				     &connE);
+
+		/* No bios connector data... */
+		if (!data) {
+			/* Heuristic: anything with the same ccb index is
+			 * considered to be on the same connector, any
+			 * output path without an associated ccb entry will
+			 * be put on its own connector.
+			 */
+			int ccb_index = outp->info.i2c_index;
+			if (ccb_index != 0xf) {
+				list_for_each_entry(pair, &disp->outps, head) {
+					if (pair->info.i2c_index == ccb_index) {
+						outp->conn = pair->conn;
+						break;
+					}
+				}
+			}
+
+			/* Connector shared with another output path. */
+			if (outp->conn)
+				continue;
+
+			memset(&connE, 0x00, sizeof(connE));
+			connE.type = DCB_CONNECTOR_NONE;
+			i = -1;
+		} else {
+			i = outp->info.connector;
+		}
+
+		/* Check that we haven't already created this connector. */
+		list_for_each_entry(conn, &disp->conns, head) {
+			if (conn->index == outp->info.connector) {
+				outp->conn = conn;
+				break;
+			}
+		}
+
+		if (outp->conn)
+			continue;
+
+		/* Apparently we need to create a new one! */
+		ret = nvkm_conn_new(disp, i, &connE, &outp->conn);
+		if (ret) {
+			nvkm_error(subdev, "failed to create outp %d conn: %d\n", outp->index, ret);
+			nvkm_conn_del(&outp->conn);
+			list_del(&outp->head);
+			nvkm_outp_del(&outp);
+			continue;
+		}
+
+		list_add_tail(&outp->conn->head, &disp->conns);
+	}
+
+	/* Enforce identity-mapped SOR assignment for panels, which have
+	 * certain bits (ie. backlight controls) wired to a specific SOR.
+	 */
+	list_for_each_entry(outp, &disp->outps, head) {
+		if (outp->conn->info.type == DCB_CONNECTOR_LVDS ||
+		    outp->conn->info.type == DCB_CONNECTOR_eDP) {
+			ior = nvkm_ior_find(disp, SOR, ffs(outp->info.or) - 1);
+			if (!WARN_ON(!ior))
+				ior->identity = true;
+			outp->identity = true;
+		}
+	}
+
+	return 0;
 }
 
 static const struct nvkm_disp_func
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/disp/outp.c b/drivers/gpu/drm/nouveau/nvkm/engine/disp/outp.c
index 6094805fbd63..bfb2a4db8d64 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/disp/outp.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/disp/outp.c
@@ -22,14 +22,16 @@
  * Authors: Ben Skeggs
  */
 #include "outp.h"
+#include "conn.h"
 #include "dp.h"
 #include "ior.h"
 
 #include <subdev/bios.h>
 #include <subdev/bios/dcb.h>
+#include <subdev/gpio.h>
 #include <subdev/i2c.h>
 
-void
+static void
 nvkm_outp_route(struct nvkm_disp *disp)
 {
 	struct nvkm_outp *outp;
@@ -46,8 +48,8 @@ nvkm_outp_route(struct nvkm_disp *disp)
 
 	list_for_each_entry(ior, &disp->iors, head) {
 		if ((outp = ior->asy.outp)) {
-			OUTP_DBG(outp, "acquire %s", ior->name);
 			if (ior->asy.outp != ior->arm.outp) {
+				OUTP_DBG(outp, "acquire %s", ior->name);
 				if (ior->func->route.set)
 					ior->func->route.set(outp, ior);
 				ior->arm.outp = ior->asy.outp;
@@ -87,22 +89,20 @@ nvkm_outp_xlat(struct nvkm_outp *outp, enum nvkm_ior_type *type)
 }
 
 void
-nvkm_outp_release(struct nvkm_outp *outp, u8 user)
+nvkm_outp_release_or(struct nvkm_outp *outp, u8 user)
 {
 	struct nvkm_ior *ior = outp->ior;
 	OUTP_TRACE(outp, "release %02x &= %02x %p", outp->acquired, ~user, ior);
 	if (ior) {
 		outp->acquired &= ~user;
 		if (!outp->acquired) {
-			if (outp->func->release && outp->ior)
-				outp->func->release(outp);
 			outp->ior->asy.outp = NULL;
 			outp->ior = NULL;
 		}
 	}
 }
 
-static inline int
+int
 nvkm_outp_acquire_ior(struct nvkm_outp *outp, u8 user, struct nvkm_ior *ior)
 {
 	outp->ior = ior;
@@ -140,7 +140,7 @@ nvkm_outp_acquire_hda(struct nvkm_outp *outp, enum nvkm_ior_type type,
 }
 
 int
-nvkm_outp_acquire(struct nvkm_outp *outp, u8 user, bool hda)
+nvkm_outp_acquire_or(struct nvkm_outp *outp, u8 user, bool hda)
 {
 	struct nvkm_ior *ior = outp->ior;
 	enum nvkm_ior_proto proto;
@@ -207,39 +207,110 @@ nvkm_outp_acquire(struct nvkm_outp *outp, u8 user, bool hda)
 	return nvkm_outp_acquire_hda(outp, type, user, false);
 }
 
+int
+nvkm_outp_bl_set(struct nvkm_outp *outp, int level)
+{
+	int ret;
+
+	ret = nvkm_outp_acquire_or(outp, NVKM_OUTP_PRIV, false);
+	if (ret)
+		return ret;
+
+	if (outp->ior->func->bl)
+		ret = outp->ior->func->bl->set(outp->ior, level);
+	else
+		ret = -EINVAL;
+
+	nvkm_outp_release_or(outp, NVKM_OUTP_PRIV);
+	return ret;
+}
+
+int
+nvkm_outp_bl_get(struct nvkm_outp *outp)
+{
+	int ret;
+
+	ret = nvkm_outp_acquire_or(outp, NVKM_OUTP_PRIV, false);
+	if (ret)
+		return ret;
+
+	if (outp->ior->func->bl)
+		ret = outp->ior->func->bl->get(outp->ior);
+	else
+		ret = -EINVAL;
+
+	nvkm_outp_release_or(outp, NVKM_OUTP_PRIV);
+	return ret;
+}
+
+int
+nvkm_outp_detect(struct nvkm_outp *outp)
+{
+	struct nvkm_gpio *gpio = outp->disp->engine.subdev.device->gpio;
+	int ret = -EINVAL;
+
+	if (outp->conn->info.hpd != DCB_GPIO_UNUSED) {
+		ret = nvkm_gpio_get(gpio, 0, DCB_GPIO_UNUSED, outp->conn->info.hpd);
+		if (ret < 0)
+			return ret;
+		if (ret)
+			return 1;
+
+		/*TODO: Look into returning NOT_PRESENT if !HPD on DVI/HDMI.
+		 *
+		 *      It's uncertain whether this is accurate for all older chipsets,
+		 *      so we're returning UNKNOWN, and the DRM will probe DDC instead.
+		 */
+		if (outp->info.type == DCB_OUTPUT_DP)
+			return 0;
+	}
+
+	return ret;
+}
+
 void
-nvkm_outp_fini(struct nvkm_outp *outp)
+nvkm_outp_release(struct nvkm_outp *outp)
 {
-	if (outp->func->fini)
-		outp->func->fini(outp);
+	nvkm_outp_release_or(outp, NVKM_OUTP_USER);
+	nvkm_outp_route(outp->disp);
 }
 
-static void
-nvkm_outp_init_route(struct nvkm_outp *outp)
+int
+nvkm_outp_acquire(struct nvkm_outp *outp, bool hda)
+{
+	int ret = nvkm_outp_acquire_or(outp, NVKM_OUTP_USER, hda);
+
+	if (ret)
+		return ret;
+
+	nvkm_outp_route(outp->disp);
+	return 0;
+}
+
+struct nvkm_ior *
+nvkm_outp_inherit(struct nvkm_outp *outp)
 {
 	struct nvkm_disp *disp = outp->disp;
+	struct nvkm_ior *ior;
 	enum nvkm_ior_proto proto;
 	enum nvkm_ior_type type;
-	struct nvkm_ior *ior;
 	int id, link;
 
 	/* Find any OR from the class that is able to support this device. */
 	proto = nvkm_outp_xlat(outp, &type);
 	if (proto == UNKNOWN)
-		return;
+		return NULL;
 
 	ior = nvkm_ior_find(disp, type, -1);
-	if (!ior) {
-		WARN_ON(1);
-		return;
-	}
+	if (WARN_ON(!ior))
+		return NULL;
 
 	/* Determine the specific OR, if any, this device is attached to. */
 	if (ior->func->route.get) {
 		id = ior->func->route.get(outp, &link);
 		if (id < 0) {
 			OUTP_DBG(outp, "no route");
-			return;
+			return NULL;
 		}
 	} else {
 		/* Prior to DCB 4.1, this is hardwired like so. */
@@ -248,10 +319,24 @@ nvkm_outp_init_route(struct nvkm_outp *outp)
 	}
 
 	ior = nvkm_ior_find(disp, type, id);
-	if (!ior) {
-		WARN_ON(1);
+	if (WARN_ON(!ior))
+		return NULL;
+
+	return ior;
+}
+
+void
+nvkm_outp_init(struct nvkm_outp *outp)
+{
+	enum nvkm_ior_proto proto;
+	enum nvkm_ior_type type;
+	struct nvkm_ior *ior;
+
+	/* Find any OR from the class that is able to support this device. */
+	proto = nvkm_outp_xlat(outp, &type);
+	ior = outp->func->inherit(outp);
+	if (!ior)
 		return;
-	}
 
 	/* Determine if the OR is already configured for this device. */
 	ior->func->state(ior, &ior->arm);
@@ -274,14 +359,6 @@ nvkm_outp_init_route(struct nvkm_outp *outp)
 }
 
 void
-nvkm_outp_init(struct nvkm_outp *outp)
-{
-	nvkm_outp_init_route(outp);
-	if (outp->func->init)
-		outp->func->init(outp);
-}
-
-void
 nvkm_outp_del(struct nvkm_outp **poutp)
 {
 	struct nvkm_outp *outp = *poutp;
@@ -328,6 +405,13 @@ nvkm_outp_new_(const struct nvkm_outp_func *func, struct nvkm_disp *disp,
 
 static const struct nvkm_outp_func
 nvkm_outp = {
+	.init = nvkm_outp_init,
+	.detect = nvkm_outp_detect,
+	.inherit = nvkm_outp_inherit,
+	.acquire = nvkm_outp_acquire,
+	.release = nvkm_outp_release,
+	.bl.get = nvkm_outp_bl_get,
+	.bl.set = nvkm_outp_bl_set,
 };
 
 int
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/disp/outp.h b/drivers/gpu/drm/nouveau/nvkm/engine/disp/outp.h
index 4e7f873f66e2..ebd2f499b4b1 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/disp/outp.h
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/disp/outp.h
@@ -35,6 +35,8 @@ struct nvkm_outp {
 		struct {
 			struct nvbios_dpout info;
 			u8 version;
+			bool mst;
+			bool increased_wm;
 
 			struct nvkm_i2c_aux *aux;
 
@@ -50,14 +52,13 @@ struct nvkm_outp {
 				u32 rate;
 			} rate[8];
 			int rates;
-			int links;
 
 			struct mutex mutex;
 			struct {
-				atomic_t done;
 				u8 nr;
 				u8 bw;
 				bool mst;
+				bool post_adj;
 			} lt;
 		} dp;
 	};
@@ -74,17 +75,45 @@ int nvkm_outp_new(struct nvkm_disp *, int index, struct dcb_output *, struct nvk
 void nvkm_outp_del(struct nvkm_outp **);
 void nvkm_outp_init(struct nvkm_outp *);
 void nvkm_outp_fini(struct nvkm_outp *);
-int nvkm_outp_acquire(struct nvkm_outp *, u8 user, bool hda);
-void nvkm_outp_release(struct nvkm_outp *, u8 user);
-void nvkm_outp_route(struct nvkm_disp *);
+
+int nvkm_outp_detect(struct nvkm_outp *);
+
+struct nvkm_ior *nvkm_outp_inherit(struct nvkm_outp *);
+int nvkm_outp_acquire(struct nvkm_outp *, bool hda);
+int nvkm_outp_acquire_or(struct nvkm_outp *, u8 user, bool hda);
+int nvkm_outp_acquire_ior(struct nvkm_outp *, u8 user, struct nvkm_ior *);
+void nvkm_outp_release(struct nvkm_outp *);
+void nvkm_outp_release_or(struct nvkm_outp *, u8 user);
+
+int nvkm_outp_bl_get(struct nvkm_outp *);
+int nvkm_outp_bl_set(struct nvkm_outp *, int level);
 
 struct nvkm_outp_func {
 	void *(*dtor)(struct nvkm_outp *);
 	void (*init)(struct nvkm_outp *);
 	void (*fini)(struct nvkm_outp *);
-	int (*acquire)(struct nvkm_outp *);
+
+	int (*detect)(struct nvkm_outp *);
+	int (*edid_get)(struct nvkm_outp *, u8 *data, u16 *size);
+
+	struct nvkm_ior *(*inherit)(struct nvkm_outp *);
+	int (*acquire)(struct nvkm_outp *, bool hda);
 	void (*release)(struct nvkm_outp *);
-	void (*disable)(struct nvkm_outp *, struct nvkm_ior *);
+
+	struct {
+		int (*get)(struct nvkm_outp *);
+		int (*set)(struct nvkm_outp *, int level);
+	} bl;
+
+	struct {
+		int (*aux_pwr)(struct nvkm_outp *, bool pu);
+		int (*aux_xfer)(struct nvkm_outp *, u8 type, u32 addr, u8 *data, u8 *size);
+		int (*rates)(struct nvkm_outp *);
+		int (*train)(struct nvkm_outp *, bool retrain);
+		int (*drive)(struct nvkm_outp *, u8 lanes, u8 pe[4], u8 vs[4]);
+		int (*mst_id_get)(struct nvkm_outp *, u32 *id);
+		int (*mst_id_put)(struct nvkm_outp *, u32 id);
+	} dp;
 };
 
 #define OUTP_MSG(o,l,f,a...) do {                                              \
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/disp/tu102.c b/drivers/gpu/drm/nouveau/nvkm/engine/disp/tu102.c
index f5242a672279..19f5d3a6035e 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/disp/tu102.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/disp/tu102.c
@@ -88,6 +88,7 @@ tu102_sor = {
 	.state = gv100_sor_state,
 	.power = nv50_sor_power,
 	.clock = gf119_sor_clock,
+	.bl = &gt215_sor_bl,
 	.hdmi = &gv100_sor_hdmi,
 	.dp = &tu102_sor_dp,
 	.hda = &gv100_sor_hda,
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/disp/uconn.c b/drivers/gpu/drm/nouveau/nvkm/engine/disp/uconn.c
index 3249e5c1c893..104f6ee9ae6d 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/disp/uconn.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/disp/uconn.c
@@ -121,46 +121,6 @@ nvkm_uconn_uevent(struct nvkm_object *object, void *argv, u32 argc, struct nvkm_
 			       nvkm_uconn_uevent_gpio);
 }
 
-static int
-nvkm_uconn_mthd_hpd_status(struct nvkm_conn *conn, void *argv, u32 argc)
-{
-	struct nvkm_gpio *gpio = conn->disp->engine.subdev.device->gpio;
-	union nvif_conn_hpd_status_args *args = argv;
-
-	if (argc != sizeof(args->v0) || args->v0.version != 0)
-		return -ENOSYS;
-
-	args->v0.support = gpio && conn->info.hpd != DCB_GPIO_UNUSED;
-	args->v0.present = 0;
-
-	if (args->v0.support) {
-		int ret = nvkm_gpio_get(gpio, 0, DCB_GPIO_UNUSED, conn->info.hpd);
-
-		if (WARN_ON(ret < 0)) {
-			args->v0.support = false;
-			return 0;
-		}
-
-		args->v0.present = ret;
-	}
-
-	return 0;
-}
-
-static int
-nvkm_uconn_mthd(struct nvkm_object *object, u32 mthd, void *argv, u32 argc)
-{
-	struct nvkm_conn *conn = nvkm_uconn(object);
-
-	switch (mthd) {
-	case NVIF_CONN_V0_HPD_STATUS: return nvkm_uconn_mthd_hpd_status(conn, argv, argc);
-	default:
-		break;
-	}
-
-	return -EINVAL;
-}
-
 static void *
 nvkm_uconn_dtor(struct nvkm_object *object)
 {
@@ -176,7 +136,6 @@ nvkm_uconn_dtor(struct nvkm_object *object)
 static const struct nvkm_object_func
 nvkm_uconn = {
 	.dtor = nvkm_uconn_dtor,
-	.mthd = nvkm_uconn_mthd,
 	.uevent = nvkm_uconn_uevent,
 };
 
@@ -204,6 +163,32 @@ nvkm_uconn_new(const struct nvkm_oclass *oclass, void *argv, u32 argc, struct nv
 	ret = -EBUSY;
 	spin_lock(&disp->client.lock);
 	if (!conn->object.func) {
+		switch (conn->info.type) {
+		case DCB_CONNECTOR_VGA      : args->v0.type = NVIF_CONN_V0_VGA; break;
+		case DCB_CONNECTOR_TV_0     :
+		case DCB_CONNECTOR_TV_1     :
+		case DCB_CONNECTOR_TV_3     : args->v0.type = NVIF_CONN_V0_TV; break;
+		case DCB_CONNECTOR_DMS59_0  :
+		case DCB_CONNECTOR_DMS59_1  :
+		case DCB_CONNECTOR_DVI_I    : args->v0.type = NVIF_CONN_V0_DVI_I; break;
+		case DCB_CONNECTOR_DVI_D    : args->v0.type = NVIF_CONN_V0_DVI_D; break;
+		case DCB_CONNECTOR_LVDS     : args->v0.type = NVIF_CONN_V0_LVDS; break;
+		case DCB_CONNECTOR_LVDS_SPWG: args->v0.type = NVIF_CONN_V0_LVDS_SPWG; break;
+		case DCB_CONNECTOR_DMS59_DP0:
+		case DCB_CONNECTOR_DMS59_DP1:
+		case DCB_CONNECTOR_DP       :
+		case DCB_CONNECTOR_mDP      :
+		case DCB_CONNECTOR_USB_C    : args->v0.type = NVIF_CONN_V0_DP; break;
+		case DCB_CONNECTOR_eDP      : args->v0.type = NVIF_CONN_V0_EDP; break;
+		case DCB_CONNECTOR_HDMI_0   :
+		case DCB_CONNECTOR_HDMI_1   :
+		case DCB_CONNECTOR_HDMI_C   : args->v0.type = NVIF_CONN_V0_HDMI; break;
+		default:
+			WARN_ON(1);
+			ret = -EINVAL;
+			break;
+		}
+
 		nvkm_object_ctor(&nvkm_uconn, oclass, &conn->object);
 		*pobject = &conn->object;
 		ret = 0;
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/disp/uoutp.c b/drivers/gpu/drm/nouveau/nvkm/engine/disp/uoutp.c
index fc283a4a1522..e4279f1772a1 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/disp/uoutp.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/disp/uoutp.c
@@ -25,6 +25,8 @@
 #include "head.h"
 #include "ior.h"
 
+#include <subdev/i2c.h>
+
 #include <nvif/if0012.h>
 
 static int
@@ -44,17 +46,121 @@ nvkm_uoutp_mthd_dp_mst_vcpi(struct nvkm_outp *outp, void *argv, u32 argc)
 }
 
 static int
-nvkm_uoutp_mthd_dp_retrain(struct nvkm_outp *outp, void *argv, u32 argc)
+nvkm_uoutp_mthd_dp_mst_id_put(struct nvkm_outp *outp, void *argv, u32 argc)
 {
-	union nvif_outp_dp_retrain_args *args = argv;
+	union nvif_outp_dp_mst_id_put_args *args = argv;
 
-	if (argc != sizeof(args->vn))
+	if (argc != sizeof(args->v0) || args->v0.version != 0)
+	        return -ENOSYS;
+	if (!outp->func->dp.mst_id_put)
+	        return -EINVAL;
+
+	return outp->func->dp.mst_id_put(outp, args->v0.id);
+}
+
+static int
+nvkm_uoutp_mthd_dp_mst_id_get(struct nvkm_outp *outp, void *argv, u32 argc)
+{
+	union nvif_outp_dp_mst_id_get_args *args = argv;
+
+	if (argc != sizeof(args->v0) || args->v0.version != 0)
+	        return -ENOSYS;
+	if (!outp->func->dp.mst_id_get)
+	        return -EINVAL;
+
+	return outp->func->dp.mst_id_get(outp, &args->v0.id);
+}
+
+static int
+nvkm_uoutp_mthd_dp_sst(struct nvkm_outp *outp, void *argv, u32 argc)
+{
+	union nvif_outp_dp_sst_args *args = argv;
+	struct nvkm_disp *disp = outp->disp;
+	struct nvkm_ior *ior = outp->ior;
+
+	if (argc != sizeof(args->v0) || args->v0.version != 0)
 		return -ENOSYS;
 
-	if (!atomic_read(&outp->dp.lt.done))
+	if (!ior->func->dp || !nvkm_head_find(disp, args->v0.head))
+		return -EINVAL;
+	if (!ior->func->dp->sst)
 		return 0;
 
-	return outp->func->acquire(outp);
+	return ior->func->dp->sst(ior, args->v0.head,
+				  outp->dp.dpcd[DPCD_RC02] & DPCD_RC02_ENHANCED_FRAME_CAP,
+				  args->v0.watermark, args->v0.hblanksym, args->v0.vblanksym);
+}
+
+static int
+nvkm_uoutp_mthd_dp_drive(struct nvkm_outp *outp, void *argv, u32 argc)
+{
+	union nvif_outp_dp_drive_args *args = argv;
+
+	if (argc != sizeof(args->v0) || args->v0.version != 0)
+		return -ENOSYS;
+	if (!outp->func->dp.drive)
+		return -EINVAL;
+
+	return outp->func->dp.drive(outp, args->v0.lanes, args->v0.pe, args->v0.vs);
+}
+
+static int
+nvkm_uoutp_mthd_dp_train(struct nvkm_outp *outp, void *argv, u32 argc)
+{
+	union nvif_outp_dp_train_args *args = argv;
+
+	if (argc != sizeof(args->v0) || args->v0.version != 0)
+		return -ENOSYS;
+	if (!outp->func->dp.train)
+		return -EINVAL;
+
+	if (!args->v0.retrain) {
+		memcpy(outp->dp.dpcd, args->v0.dpcd, sizeof(outp->dp.dpcd));
+		outp->dp.lttprs = args->v0.lttprs;
+		outp->dp.lt.nr = args->v0.link_nr;
+		outp->dp.lt.bw = args->v0.link_bw / 27000;
+		outp->dp.lt.mst = args->v0.mst;
+		outp->dp.lt.post_adj = args->v0.post_lt_adj;
+	}
+
+	return outp->func->dp.train(outp, args->v0.retrain);
+}
+
+static int
+nvkm_uoutp_mthd_dp_rates(struct nvkm_outp *outp, void *argv, u32 argc)
+{
+	union nvif_outp_dp_rates_args *args = argv;
+
+	if (argc != sizeof(args->v0) || args->v0.version != 0)
+		return -ENOSYS;
+	if (args->v0.rates > ARRAY_SIZE(outp->dp.rate))
+		return -EINVAL;
+
+	for (int i = 0; i < args->v0.rates; i++) {
+		outp->dp.rate[i].dpcd = args->v0.rate[i].dpcd;
+		outp->dp.rate[i].rate = args->v0.rate[i].rate;
+	}
+
+	outp->dp.rates = args->v0.rates;
+
+	if (outp->func->dp.rates)
+		outp->func->dp.rates(outp);
+
+	return 0;
+}
+
+static int
+nvkm_uoutp_mthd_dp_aux_xfer(struct nvkm_outp *outp, void *argv, u32 argc)
+{
+	union nvif_outp_dp_aux_xfer_args *args = argv;
+
+	if (argc != sizeof(args->v0) || args->v0.version != 0)
+		return -ENOSYS;
+	if (!outp->func->dp.aux_xfer)
+		return -EINVAL;
+
+	return outp->func->dp.aux_xfer(outp, args->v0.type, args->v0.addr,
+					     args->v0.data, &args->v0.size);
 }
 
 static int
@@ -64,10 +170,10 @@ nvkm_uoutp_mthd_dp_aux_pwr(struct nvkm_outp *outp, void *argv, u32 argc)
 
 	if (argc != sizeof(args->v0) || args->v0.version != 0)
 		return -ENOSYS;
+	if (!outp->func->dp.aux_pwr)
+		return -EINVAL;
 
-	outp->dp.enabled = !!args->v0.state;
-	nvkm_dp_enable(outp, outp->dp.enabled);
-	return 0;
+	return outp->func->dp.aux_pwr(outp, !!args->v0.state);
 }
 
 static int
@@ -88,12 +194,20 @@ nvkm_uoutp_mthd_hda_eld(struct nvkm_outp *outp, void *argv, u32 argc)
 	if (argc && args->v0.data[0]) {
 		if (outp->info.type == DCB_OUTPUT_DP)
 			ior->func->dp->audio(ior, args->v0.head, true);
+		else
+		if (ior->func->hdmi->audio)
+			ior->func->hdmi->audio(ior, args->v0.head, true);
+
 		ior->func->hda->hpd(ior, args->v0.head, true);
 		ior->func->hda->eld(ior, args->v0.head, args->v0.data, argc);
 	} else {
+		ior->func->hda->hpd(ior, args->v0.head, false);
+
 		if (outp->info.type == DCB_OUTPUT_DP)
 			ior->func->dp->audio(ior, args->v0.head, false);
-		ior->func->hda->hpd(ior, args->v0.head, false);
+		else
+		if (ior->func->hdmi->audio)
+			ior->func->hdmi->audio(ior, args->v0.head, false);
 	}
 
 	return 0;
@@ -126,84 +240,105 @@ nvkm_uoutp_mthd_infoframe(struct nvkm_outp *outp, void *argv, u32 argc)
 }
 
 static int
-nvkm_uoutp_mthd_release(struct nvkm_outp *outp, void *argv, u32 argc)
+nvkm_uoutp_mthd_hdmi(struct nvkm_outp *outp, void *argv, u32 argc)
 {
-	struct nvkm_head *head = outp->asy.head;
+	union nvif_outp_hdmi_args *args = argv;
 	struct nvkm_ior *ior = outp->ior;
-	union nvif_outp_release_args *args = argv;
 
-	if (argc != sizeof(args->vn))
+	if (argc != sizeof(args->v0) || args->v0.version != 0)
 		return -ENOSYS;
 
-	if (ior->func->hdmi && head) {
-		ior->func->hdmi->infoframe_avi(ior, head->id, NULL, 0);
-		ior->func->hdmi->infoframe_vsi(ior, head->id, NULL, 0);
-		ior->func->hdmi->ctrl(ior, head->id, false, 0, 0);
+	if (!(outp->asy.head = nvkm_head_find(outp->disp, args->v0.head)))
+		return -EINVAL;
+
+	if (!ior->func->hdmi ||
+	    args->v0.max_ac_packet > 0x1f ||
+	    args->v0.rekey > 0x7f ||
+	    (args->v0.scdc && !ior->func->hdmi->scdc))
+		return -EINVAL;
+
+	if (!args->v0.enable) {
+		ior->func->hdmi->infoframe_avi(ior, args->v0.head, NULL, 0);
+		ior->func->hdmi->infoframe_vsi(ior, args->v0.head, NULL, 0);
+		ior->func->hdmi->ctrl(ior, args->v0.head, false, 0, 0);
+		return 0;
 	}
 
-	nvkm_outp_release(outp, NVKM_OUTP_USER);
+	ior->func->hdmi->ctrl(ior, args->v0.head, args->v0.enable,
+			      args->v0.max_ac_packet, args->v0.rekey);
+	if (ior->func->hdmi->scdc)
+		ior->func->hdmi->scdc(ior, args->v0.khz, args->v0.scdc, args->v0.scdc_scrambling,
+				      args->v0.scdc_low_rates);
+
 	return 0;
 }
 
 static int
-nvkm_uoutp_mthd_acquire_dp(struct nvkm_outp *outp, u8 dpcd[DP_RECEIVER_CAP_SIZE],
-			   u8 link_nr, u8 link_bw, bool hda, bool mst)
+nvkm_uoutp_mthd_lvds(struct nvkm_outp *outp, void *argv, u32 argc)
 {
-	int ret;
+	union nvif_outp_lvds_args *args = argv;
 
-	ret = nvkm_outp_acquire(outp, NVKM_OUTP_USER, hda);
-	if (ret)
-		return ret;
+	if (argc != sizeof(args->v0) || args->v0.version != 0)
+		return -ENOSYS;
+	if (outp->info.type != DCB_OUTPUT_LVDS)
+		return -EINVAL;
 
-	memcpy(outp->dp.dpcd, dpcd, sizeof(outp->dp.dpcd));
-	outp->dp.lt.nr = link_nr;
-	outp->dp.lt.bw = link_bw;
-	outp->dp.lt.mst = mst;
+	outp->lvds.dual = !!args->v0.dual;
+	outp->lvds.bpc8 = !!args->v0.bpc8;
 	return 0;
 }
 
 static int
-nvkm_uoutp_mthd_acquire_tmds(struct nvkm_outp *outp, u8 head, u8 hdmi, u8 hdmi_max_ac_packet,
-			     u8 hdmi_rekey, u8 hdmi_scdc, u8 hdmi_hda)
+nvkm_uoutp_mthd_bl_set(struct nvkm_outp *outp, void *argv, u32 argc)
 {
-	struct nvkm_ior *ior;
+	union nvif_outp_bl_get_args *args = argv;
 	int ret;
 
-	if (!(outp->asy.head = nvkm_head_find(outp->disp, head)))
-		return -EINVAL;
+	if (argc != sizeof(args->v0) || args->v0.version != 0)
+		return -ENOSYS;
 
-	ret = nvkm_outp_acquire(outp, NVKM_OUTP_USER, hdmi && hdmi_hda);
-	if (ret)
-		return ret;
+	if (outp->func->bl.set)
+		ret = outp->func->bl.set(outp, args->v0.level);
+	else
+		ret = -EINVAL;
 
-	ior = outp->ior;
+	return ret;
+}
 
-	if (hdmi) {
-		if (!ior->func->hdmi ||
-		    hdmi_max_ac_packet > 0x1f || hdmi_rekey > 0x7f ||
-		    (hdmi_scdc && !ior->func->hdmi->scdc)) {
-			nvkm_outp_release(outp, NVKM_OUTP_USER);
-			return -EINVAL;
-		}
+static int
+nvkm_uoutp_mthd_bl_get(struct nvkm_outp *outp, void *argv, u32 argc)
+{
+	union nvif_outp_bl_get_args *args = argv;
+	int ret;
+
+	if (argc != sizeof(args->v0) || args->v0.version != 0)
+		return -ENOSYS;
 
-		ior->func->hdmi->ctrl(ior, head, hdmi, hdmi_max_ac_packet, hdmi_rekey);
-		if (ior->func->hdmi->scdc)
-			ior->func->hdmi->scdc(ior, hdmi_scdc);
+	if (outp->func->bl.get) {
+		ret = outp->func->bl.get(outp);
+		if (ret >= 0) {
+			args->v0.level = ret;
+			ret = 0;
+		}
+	} else {
+		ret = -EINVAL;
 	}
 
-	return 0;
+	return ret;
 }
 
 static int
-nvkm_uoutp_mthd_acquire_lvds(struct nvkm_outp *outp, bool dual, bool bpc8)
+nvkm_uoutp_mthd_release(struct nvkm_outp *outp, void *argv, u32 argc)
 {
-	if (outp->info.type != DCB_OUTPUT_LVDS)
-		return -EINVAL;
+	union nvif_outp_release_args *args = argv;
 
-	outp->lvds.dual = dual;
-	outp->lvds.bpc8 = bpc8;
+	if (argc != sizeof(args->vn))
+		return -ENOSYS;
+	if (!outp->ior)
+		return -EINVAL;
 
-	return nvkm_outp_acquire(outp, NVKM_OUTP_USER, false);
+	outp->func->release(outp);
+	return 0;
 }
 
 static int
@@ -214,30 +349,16 @@ nvkm_uoutp_mthd_acquire(struct nvkm_outp *outp, void *argv, u32 argc)
 
 	if (argc != sizeof(args->v0) || args->v0.version != 0)
 		return -ENOSYS;
-	if (outp->ior)
+	if (outp->ior && args->v0.type <= NVIF_OUTP_ACQUIRE_V0_PIOR)
 		return -EBUSY;
 
-	switch (args->v0.proto) {
-	case NVIF_OUTP_ACQUIRE_V0_RGB_CRT:
-		ret = nvkm_outp_acquire(outp, NVKM_OUTP_USER, false);
+	switch (args->v0.type) {
+	case NVIF_OUTP_ACQUIRE_V0_DAC:
+	case NVIF_OUTP_ACQUIRE_V0_PIOR:
+		ret = outp->func->acquire(outp, false);
 		break;
-	case NVIF_OUTP_ACQUIRE_V0_TMDS:
-		ret = nvkm_uoutp_mthd_acquire_tmds(outp, args->v0.tmds.head,
-							 args->v0.tmds.hdmi,
-							 args->v0.tmds.hdmi_max_ac_packet,
-							 args->v0.tmds.hdmi_rekey,
-							 args->v0.tmds.hdmi_scdc,
-							 args->v0.tmds.hdmi_hda);
-		break;
-	case NVIF_OUTP_ACQUIRE_V0_LVDS:
-		ret = nvkm_uoutp_mthd_acquire_lvds(outp, args->v0.lvds.dual, args->v0.lvds.bpc8);
-		break;
-	case NVIF_OUTP_ACQUIRE_V0_DP:
-		ret = nvkm_uoutp_mthd_acquire_dp(outp, args->v0.dp.dpcd,
-						       args->v0.dp.link_nr,
-						       args->v0.dp.link_bw,
-						       args->v0.dp.hda != 0,
-						       args->v0.dp.mst != 0);
+	case NVIF_OUTP_ACQUIRE_V0_SOR:
+		ret = outp->func->acquire(outp, args->v0.sor.hda);
 		break;
 	default:
 		ret = -EINVAL;
@@ -253,6 +374,69 @@ nvkm_uoutp_mthd_acquire(struct nvkm_outp *outp, void *argv, u32 argc)
 }
 
 static int
+nvkm_uoutp_mthd_inherit(struct nvkm_outp *outp, void *argv, u32 argc)
+{
+	union nvif_outp_inherit_args *args = argv;
+	struct nvkm_ior *ior;
+	int ret = 0;
+
+	if (argc != sizeof(args->v0) || args->v0.version != 0)
+		return -ENOSYS;
+
+	/* Ensure an ior is hooked up to this outp already */
+	ior = outp->func->inherit(outp);
+	if (!ior)
+		return -ENODEV;
+
+	/* With iors, there will be a separate output path for each type of connector - and all of
+	 * them will appear to be hooked up. Figure out which one is actually the one we're using
+	 * based on the protocol we were given over nvif
+	 */
+	switch (args->v0.proto) {
+	case NVIF_OUTP_INHERIT_V0_TMDS:
+		if (ior->arm.proto != TMDS)
+			return -ENODEV;
+		break;
+	case NVIF_OUTP_INHERIT_V0_DP:
+		if (ior->arm.proto != DP)
+			return -ENODEV;
+		break;
+	case NVIF_OUTP_INHERIT_V0_LVDS:
+		if (ior->arm.proto != LVDS)
+			return -ENODEV;
+		break;
+	case NVIF_OUTP_INHERIT_V0_TV:
+		if (ior->arm.proto != TV)
+			return -ENODEV;
+		break;
+	case NVIF_OUTP_INHERIT_V0_RGB_CRT:
+		if (ior->arm.proto != CRT)
+			return -ENODEV;
+		break;
+	default:
+		ret = -EINVAL;
+		break;
+	}
+
+	/* Make sure that userspace hasn't already acquired this */
+	if (outp->acquired) {
+		OUTP_ERR(outp, "cannot inherit an already acquired (%02x) outp", outp->acquired);
+		return -EBUSY;
+	}
+
+	/* Mark the outp acquired by userspace now that we've confirmed it's already active */
+	OUTP_TRACE(outp, "inherit %02x |= %02x %p", outp->acquired, NVKM_OUTP_USER, ior);
+	nvkm_outp_acquire_ior(outp, NVKM_OUTP_USER, ior);
+
+	args->v0.or = ior->id;
+	args->v0.link = ior->arm.link;
+	args->v0.head = ffs(ior->arm.head) - 1;
+	args->v0.proto = ior->arm.proto_evo;
+
+	return ret;
+}
+
+static int
 nvkm_uoutp_mthd_load_detect(struct nvkm_outp *outp, void *argv, u32 argc)
 {
 	union nvif_outp_load_detect_args *args = argv;
@@ -261,7 +445,7 @@ nvkm_uoutp_mthd_load_detect(struct nvkm_outp *outp, void *argv, u32 argc)
 	if (argc != sizeof(args->v0) || args->v0.version != 0)
 		return -ENOSYS;
 
-	ret = nvkm_outp_acquire(outp, NVKM_OUTP_PRIV, false);
+	ret = nvkm_outp_acquire_or(outp, NVKM_OUTP_PRIV, false);
 	if (ret == 0) {
 		if (outp->ior->func->sense) {
 			ret = outp->ior->func->sense(outp->ior, args->v0.data);
@@ -269,21 +453,64 @@ nvkm_uoutp_mthd_load_detect(struct nvkm_outp *outp, void *argv, u32 argc)
 		} else {
 			ret = -EINVAL;
 		}
-		nvkm_outp_release(outp, NVKM_OUTP_PRIV);
+		nvkm_outp_release_or(outp, NVKM_OUTP_PRIV);
 	}
 
 	return ret;
 }
 
 static int
+nvkm_uoutp_mthd_edid_get(struct nvkm_outp *outp, void *argv, u32 argc)
+{
+	union nvif_outp_edid_get_args *args = argv;
+
+	if (argc != sizeof(args->v0) || args->v0.version != 0)
+		return -ENOSYS;
+	if (!outp->func->edid_get)
+		return -EINVAL;
+
+	args->v0.size = ARRAY_SIZE(args->v0.data);
+	return outp->func->edid_get(outp, args->v0.data, &args->v0.size);
+}
+
+static int
+nvkm_uoutp_mthd_detect(struct nvkm_outp *outp, void *argv, u32 argc)
+{
+	union nvif_outp_detect_args *args = argv;
+	int ret;
+
+	if (argc != sizeof(args->v0) || args->v0.version != 0)
+		return -ENOSYS;
+	if (!outp->func->detect)
+		return -EINVAL;
+
+	ret = outp->func->detect(outp);
+	switch (ret) {
+	case 0: args->v0.status = NVIF_OUTP_DETECT_V0_NOT_PRESENT; break;
+	case 1: args->v0.status = NVIF_OUTP_DETECT_V0_PRESENT; break;
+	default:
+		args->v0.status = NVIF_OUTP_DETECT_V0_UNKNOWN;
+		break;
+	}
+
+	return 0;
+}
+
+static int
 nvkm_uoutp_mthd_acquired(struct nvkm_outp *outp, u32 mthd, void *argv, u32 argc)
 {
 	switch (mthd) {
-	case NVIF_OUTP_V0_RELEASE    : return nvkm_uoutp_mthd_release    (outp, argv, argc);
-	case NVIF_OUTP_V0_INFOFRAME  : return nvkm_uoutp_mthd_infoframe  (outp, argv, argc);
-	case NVIF_OUTP_V0_HDA_ELD    : return nvkm_uoutp_mthd_hda_eld    (outp, argv, argc);
-	case NVIF_OUTP_V0_DP_RETRAIN : return nvkm_uoutp_mthd_dp_retrain (outp, argv, argc);
-	case NVIF_OUTP_V0_DP_MST_VCPI: return nvkm_uoutp_mthd_dp_mst_vcpi(outp, argv, argc);
+	case NVIF_OUTP_V0_RELEASE      : return nvkm_uoutp_mthd_release      (outp, argv, argc);
+	case NVIF_OUTP_V0_LVDS         : return nvkm_uoutp_mthd_lvds         (outp, argv, argc);
+	case NVIF_OUTP_V0_HDMI         : return nvkm_uoutp_mthd_hdmi         (outp, argv, argc);
+	case NVIF_OUTP_V0_INFOFRAME    : return nvkm_uoutp_mthd_infoframe    (outp, argv, argc);
+	case NVIF_OUTP_V0_HDA_ELD      : return nvkm_uoutp_mthd_hda_eld      (outp, argv, argc);
+	case NVIF_OUTP_V0_DP_TRAIN     : return nvkm_uoutp_mthd_dp_train     (outp, argv, argc);
+	case NVIF_OUTP_V0_DP_DRIVE     : return nvkm_uoutp_mthd_dp_drive     (outp, argv, argc);
+	case NVIF_OUTP_V0_DP_SST       : return nvkm_uoutp_mthd_dp_sst       (outp, argv, argc);
+	case NVIF_OUTP_V0_DP_MST_ID_GET: return nvkm_uoutp_mthd_dp_mst_id_get(outp, argv, argc);
+	case NVIF_OUTP_V0_DP_MST_ID_PUT: return nvkm_uoutp_mthd_dp_mst_id_put(outp, argv, argc);
+	case NVIF_OUTP_V0_DP_MST_VCPI  : return nvkm_uoutp_mthd_dp_mst_vcpi  (outp, argv, argc);
 	default:
 		break;
 	}
@@ -292,17 +519,25 @@ nvkm_uoutp_mthd_acquired(struct nvkm_outp *outp, u32 mthd, void *argv, u32 argc)
 }
 
 static int
-nvkm_uoutp_mthd_noacquire(struct nvkm_outp *outp, u32 mthd, void *argv, u32 argc)
+nvkm_uoutp_mthd_noacquire(struct nvkm_outp *outp, u32 mthd, void *argv, u32 argc, bool *invalid)
 {
 	switch (mthd) {
-	case NVIF_OUTP_V0_LOAD_DETECT: return nvkm_uoutp_mthd_load_detect(outp, argv, argc);
+	case NVIF_OUTP_V0_DETECT     : return nvkm_uoutp_mthd_detect     (outp, argv, argc);
+	case NVIF_OUTP_V0_EDID_GET   : return nvkm_uoutp_mthd_edid_get   (outp, argv, argc);
+	case NVIF_OUTP_V0_INHERIT    : return nvkm_uoutp_mthd_inherit    (outp, argv, argc);
 	case NVIF_OUTP_V0_ACQUIRE    : return nvkm_uoutp_mthd_acquire    (outp, argv, argc);
+	case NVIF_OUTP_V0_LOAD_DETECT: return nvkm_uoutp_mthd_load_detect(outp, argv, argc);
+	case NVIF_OUTP_V0_BL_GET     : return nvkm_uoutp_mthd_bl_get     (outp, argv, argc);
+	case NVIF_OUTP_V0_BL_SET     : return nvkm_uoutp_mthd_bl_set     (outp, argv, argc);
 	case NVIF_OUTP_V0_DP_AUX_PWR : return nvkm_uoutp_mthd_dp_aux_pwr (outp, argv, argc);
+	case NVIF_OUTP_V0_DP_AUX_XFER: return nvkm_uoutp_mthd_dp_aux_xfer(outp, argv, argc);
+	case NVIF_OUTP_V0_DP_RATES   : return nvkm_uoutp_mthd_dp_rates   (outp, argv, argc);
 	default:
 		break;
 	}
 
-	return 1;
+	*invalid = true;
+	return 0;
 }
 
 static int
@@ -310,12 +545,13 @@ nvkm_uoutp_mthd(struct nvkm_object *object, u32 mthd, void *argv, u32 argc)
 {
 	struct nvkm_outp *outp = nvkm_uoutp(object);
 	struct nvkm_disp *disp = outp->disp;
+	bool invalid = false;
 	int ret;
 
 	mutex_lock(&disp->super.mutex);
 
-	ret = nvkm_uoutp_mthd_noacquire(outp, mthd, argv, argc);
-	if (ret <= 0)
+	ret = nvkm_uoutp_mthd_noacquire(outp, mthd, argv, argc, &invalid);
+	if (!invalid)
 		goto done;
 
 	if (outp->ior)
@@ -370,10 +606,60 @@ nvkm_uoutp_new(const struct nvkm_oclass *oclass, void *argv, u32 argc, struct nv
 	ret = -EBUSY;
 	spin_lock(&disp->client.lock);
 	if (!outp->object.func) {
+		switch (outp->info.type) {
+		case DCB_OUTPUT_ANALOG:
+			args->v0.type = NVIF_OUTP_V0_TYPE_DAC;
+			args->v0.proto = NVIF_OUTP_V0_PROTO_RGB_CRT;
+			args->v0.rgb_crt.freq_max = outp->info.crtconf.maxfreq;
+			break;
+		case DCB_OUTPUT_TMDS:
+			if (!outp->info.location) {
+				args->v0.type = NVIF_OUTP_V0_TYPE_SOR;
+				args->v0.tmds.dual = (outp->info.tmdsconf.sor.link == 3);
+			} else {
+				args->v0.type = NVIF_OUTP_V0_TYPE_PIOR;
+				args->v0.tmds.dual = 0;
+			}
+			args->v0.proto = NVIF_OUTP_V0_PROTO_TMDS;
+			break;
+		case DCB_OUTPUT_LVDS:
+			args->v0.type = NVIF_OUTP_V0_TYPE_SOR;
+			args->v0.proto = NVIF_OUTP_V0_PROTO_LVDS;
+			args->v0.lvds.acpi_edid = outp->info.lvdsconf.use_acpi_for_edid;
+			break;
+		case DCB_OUTPUT_DP:
+			if (!outp->info.location) {
+				args->v0.type = NVIF_OUTP_V0_TYPE_SOR;
+				args->v0.dp.aux = outp->info.i2c_index;
+			} else {
+				args->v0.type = NVIF_OUTP_V0_TYPE_PIOR;
+				args->v0.dp.aux = NVKM_I2C_AUX_EXT(outp->info.extdev);
+			}
+			args->v0.proto = NVIF_OUTP_V0_PROTO_DP;
+			args->v0.dp.mst = outp->dp.mst;
+			args->v0.dp.increased_wm = outp->dp.increased_wm;
+			args->v0.dp.link_nr = outp->info.dpconf.link_nr;
+			args->v0.dp.link_bw = outp->info.dpconf.link_bw * 27000;
+			break;
+		default:
+			WARN_ON(1);
+			ret = -EINVAL;
+			goto done;
+		}
+
+		if (outp->info.location)
+			args->v0.ddc = NVKM_I2C_BUS_EXT(outp->info.extdev);
+		else
+			args->v0.ddc = outp->info.i2c_index;
+		args->v0.heads = outp->info.heads;
+		args->v0.conn = outp->info.connector;
+
 		nvkm_object_ctor(&nvkm_uoutp, oclass, &outp->object);
 		*pobject = &outp->object;
 		ret = 0;
 	}
+
+done:
 	spin_unlock(&disp->client.lock);
 	return ret;
 }
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/gr/gf100.c b/drivers/gpu/drm/nouveau/nvkm/engine/gr/gf100.c
index 3648868bb9fc..c494a1ff2d57 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/gr/gf100.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/gr/gf100.c
@@ -2032,18 +2032,18 @@ gf100_gr_oneinit(struct nvkm_gr *base)
 	}
 
 	/* Allocate global context buffers. */
-	ret = nvkm_memory_new(device, NVKM_MEM_TARGET_INST, gr->func->grctx->pagepool_size,
-			      0x100, false, &gr->pagepool);
+	ret = nvkm_memory_new(device, NVKM_MEM_TARGET_INST_SR_LOST,
+			      gr->func->grctx->pagepool_size, 0x100, false, &gr->pagepool);
 	if (ret)
 		return ret;
 
-	ret = nvkm_memory_new(device, NVKM_MEM_TARGET_INST, gr->func->grctx->bundle_size,
+	ret = nvkm_memory_new(device, NVKM_MEM_TARGET_INST_SR_LOST, gr->func->grctx->bundle_size,
 			      0x100, false, &gr->bundle_cb);
 	if (ret)
 		return ret;
 
-	ret = nvkm_memory_new(device, NVKM_MEM_TARGET_INST, gr->func->grctx->attrib_cb_size(gr),
-			      0x1000, false, &gr->attrib_cb);
+	ret = nvkm_memory_new(device, NVKM_MEM_TARGET_INST_SR_LOST,
+			      gr->func->grctx->attrib_cb_size(gr), 0x1000, false, &gr->attrib_cb);
 	if (ret)
 		return ret;
 
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/pm/base.c b/drivers/gpu/drm/nouveau/nvkm/engine/pm/base.c
index 8fe0444f761e..131db2645f84 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/pm/base.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/pm/base.c
@@ -462,7 +462,7 @@ nvkm_perfmon_mthd_query_domain(struct nvkm_perfmon *perfmon,
 
 		args->v0.id         = di;
 		args->v0.signal_nr  = nvkm_perfdom_count_perfsig(dom);
-		strncpy(args->v0.name, dom->name, sizeof(args->v0.name) - 1);
+		strscpy(args->v0.name, dom->name, sizeof(args->v0.name));
 
 		/* Currently only global counters (PCOUNTER) are implemented
 		 * but this will be different for local counters (MP). */
@@ -513,8 +513,7 @@ nvkm_perfmon_mthd_query_signal(struct nvkm_perfmon *perfmon,
 			snprintf(args->v0.name, sizeof(args->v0.name),
 				 "/%s/%02x", dom->name, si);
 		} else {
-			strncpy(args->v0.name, sig->name,
-				sizeof(args->v0.name) - 1);
+			strscpy(args->v0.name, sig->name, sizeof(args->v0.name));
 		}
 
 		args->v0.signal = si;
@@ -572,7 +571,7 @@ nvkm_perfmon_mthd_query_source(struct nvkm_perfmon *perfmon,
 
 		args->v0.source = sig->source[si];
 		args->v0.mask   = src->mask;
-		strncpy(args->v0.name, src->name, sizeof(args->v0.name) - 1);
+		strscpy(args->v0.name, src->name, sizeof(args->v0.name));
 	}
 
 	if (++si < source_nr) {
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/pm/priv.h b/drivers/gpu/drm/nouveau/nvkm/engine/pm/priv.h
index 6ae25d3e7f45..c011227f7052 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/pm/priv.h
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/pm/priv.h
@@ -82,7 +82,7 @@ struct nvkm_perfdom {
 	u8  mode;
 	u32 clk;
 	u16 signal_nr;
-	struct nvkm_perfsig signal[];
+	struct nvkm_perfsig signal[] __counted_by(signal_nr);
 };
 
 struct nvkm_funcdom {
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/devinit/tu102.c b/drivers/gpu/drm/nouveau/nvkm/subdev/devinit/tu102.c
index 81a1ad2c88a7..40997ad1d101 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/devinit/tu102.c
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/devinit/tu102.c
@@ -83,17 +83,9 @@ tu102_devinit_wait(struct nvkm_device *device)
 }
 
 int
-tu102_devinit_post(struct nvkm_devinit *base, bool post)
+tu102_devinit_post(struct nvkm_devinit *init, bool post)
 {
-	struct nv50_devinit *init = nv50_devinit(base);
-	int ret;
-
-	ret = tu102_devinit_wait(init->base.subdev.device);
-	if (ret)
-		return ret;
-
-	gm200_devinit_preos(init, post);
-	return 0;
+	return tu102_devinit_wait(init->subdev.device);
 }
 
 static const struct nvkm_devinit_func
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/instmem/base.c b/drivers/gpu/drm/nouveau/nvkm/subdev/instmem/base.c
index e0e4f97be029..24886eabe8dc 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/instmem/base.c
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/instmem/base.c
@@ -94,15 +94,21 @@ nvkm_instobj_wrap(struct nvkm_device *device,
 		  struct nvkm_memory *memory, struct nvkm_memory **pmemory)
 {
 	struct nvkm_instmem *imem = device->imem;
+	int ret;
 
 	if (!imem->func->memory_wrap)
 		return -ENOSYS;
 
-	return imem->func->memory_wrap(imem, memory, pmemory);
+	ret = imem->func->memory_wrap(imem, memory, pmemory);
+	if (ret)
+		return ret;
+
+	container_of(*pmemory, struct nvkm_instobj, memory)->preserve = true;
+	return 0;
 }
 
 int
-nvkm_instobj_new(struct nvkm_instmem *imem, u32 size, u32 align, bool zero,
+nvkm_instobj_new(struct nvkm_instmem *imem, u32 size, u32 align, bool zero, bool preserve,
 		 struct nvkm_memory **pmemory)
 {
 	struct nvkm_subdev *subdev = &imem->subdev;
@@ -130,6 +136,7 @@ nvkm_instobj_new(struct nvkm_instmem *imem, u32 size, u32 align, bool zero,
 		nvkm_done(memory);
 	}
 
+	container_of(memory, struct nvkm_instobj, memory)->preserve = preserve;
 done:
 	if (ret)
 		nvkm_memory_unref(&memory);
@@ -176,9 +183,11 @@ nvkm_instmem_fini(struct nvkm_subdev *subdev, bool suspend)
 
 	if (suspend) {
 		list_for_each_entry(iobj, &imem->list, head) {
-			int ret = nvkm_instobj_save(iobj);
-			if (ret)
-				return ret;
+			if (iobj->preserve) {
+				int ret = nvkm_instobj_save(iobj);
+				if (ret)
+					return ret;
+			}
 		}
 
 		nvkm_bar_bar2_fini(subdev->device);
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/instmem/priv.h b/drivers/gpu/drm/nouveau/nvkm/subdev/instmem/priv.h
index fe92986a3885..390ca00ab567 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/instmem/priv.h
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/instmem/priv.h
@@ -25,6 +25,7 @@ void nvkm_instmem_boot(struct nvkm_instmem *);
 struct nvkm_instobj {
 	struct nvkm_memory memory;
 	struct list_head head;
+	bool preserve;
 	u32 *suspend;
 };
 
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/vmmgp100.c b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/vmmgp100.c
index f3630d0e0d55..bddac77f48f0 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/vmmgp100.c
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/vmmgp100.c
@@ -558,7 +558,7 @@ gp100_vmm_invalidate_pdb(struct nvkm_vmm *vmm, u64 addr)
 void
 gp100_vmm_flush(struct nvkm_vmm *vmm, int depth)
 {
-	u32 type = (5 /* CACHE_LEVEL_UP_TO_PDE3 */ - depth) << 24;
+	u32 type = 0;
 	if (atomic_read(&vmm->engref[NVKM_SUBDEV_BAR]))
 		type |= 0x00000004; /* HUB_ONLY */
 	type |= 0x00000001; /* PAGE_ALL */
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/vmmtu102.c b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/vmmtu102.c
index 6cb5eefa45e9..0095d58d4d9a 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/vmmtu102.c
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/vmmtu102.c
@@ -27,7 +27,7 @@ static void
 tu102_vmm_flush(struct nvkm_vmm *vmm, int depth)
 {
 	struct nvkm_device *device = vmm->mmu->subdev.device;
-	u32 type = (5 /* CACHE_LEVEL_UP_TO_PDE3 */ - depth) << 24;
+	u32 type = 0;
 
 	type |= 0x00000001; /* PAGE_ALL */
 	if (atomic_read(&vmm->engref[NVKM_SUBDEV_BAR]))