Merge tag 'drm-next-2023-02-23' of git://anongit.freedesktop.org/drm/drm

Pull drm updates from Dave Airlie:
 "There are a bunch of changes all over in the usual places.

  Highlights:

   - habanalabs moves from misc to accel

   - first accel driver for Intel VPU (Versatile Processing Unit)
     inference engine

   - dropped all the ancient legacy DRI1 drivers. I think it's been at
     least 10 years since anyone has heard about these.

   - Intel DG2 updates and prelim Meteorlake enablement

   - etnaviv adds support for Versilicon NPU device (a GPU like engine
     with inference accelerators)

  Detailed summary:

  Removals:
   - remove legacy dri1 drivers: i810, mga, r128, savage, sis, tdfx, via

  New driver:
   - intel VPU accelerator driver
   - habanalabs comes via drm tree now

  drm/core:
   - use drm_dbg_ helpers in several places
   - Document defaults for CRTC backgrounds
   - Document use of drm_minor

  edid:
   - improve mode parsing and refactoring

  connector:
   - support analog TV mode property

  media:
   - add some common formats

  udmabuf:
   - add vmap/vunmap methods

  fourcc:
   - add XRGB1555 and RGB565 formats
   - document open source user waiver

  firmware:
   - fix color-format selection for system framebuffer

  format-helper:
   - Add conversion from XRGB8888 to various sysfb formats
   - Make XRGB8888 the only driver-emulated legacy format
   - Add conversion from XRGB8888 to XBGR8888 and ABGR8888

  fb-helper:
   - fix preferred depth and bpp values across drivers
   - Avoid blank consoles from selecting an incorrect color format

  probe-helper:
   - Enable/disable HPD on connectors

  scheduler:
   - Fix lockup in drm_sched_entity_kill()
   - Deprecate drm_sched_resubmit_jobs()

  bridge:
   - remove unused functions
   - implement i2c probe_new in various drivers
   - ite-it6505: Locking fixes, Cache EDID data
   - ite-it66121: Support IT6610 chip
   - lontium-tl9611: Fix HDMI on DragonBoard 845c
   - parade-ps8640: Use atomic bridge functions
   - Support i.MX93 LDB plus DT bindings

  debugfs:
   - add per device helpers and convert drivers

  displayport:
   - mst fixes
   - add DP adaptive sync DPCD definitions

  fbdev:
   - always pick 32bpp as default
   - remove some unused code

  simpledrm:
   - support system memory framebuffers

  panel:
   - add orientation quirks for Lenovo Yoga Tab 3 X90F and DynaBook K50
   - Use ktime_get_boottime() to measure power-down delay
   - Fix auto-suspend delay
   - Visionox VTDR6130 AMOLED DSI
   - Support Himax HX8394
   - Convert many drivers to common generic DSI write-sequence helper
   - AUO A030JTN01

  ttm:
   - drop bo wait wrapper
   - fix MIPS build

  habanalabs:
   - moved driver to accel subsystem
   - gaudi2 decoder error improvement
   - more trace events
   - Gaudi2 abrupt reset by firmware support
   - add uAPI to flush memory transactions
   - add uAPI to pass through userspace reqs to fw
   - remove dma-buf export by handle

  amdgpu:
   - add new INFO queries for peak and min sclk/mclk for profile modes
   - Add PCIe info to the INFO IOCTL
   - secure display support for multiple displays
   - DML optimizations
   - DCN 3.2 updates
   - PSR updates
   - DP 2.1 updates
   - SR-IOV RAS updates
   - VCN RAS support
   - SMU 13.x updates
   - Switch 1 element arrays to flexible arrays
   - Add RAS support for DF 4.3
   - Stack size improvements
   - S0ix rework
   - Allow 0 as a vram limit on APUs
   - Handle profiling modes for SMU13.x
   - Fix possible segfault in failure case
   - Rework FW requests to happen in early_init for all IPs so that we
     don't lose the sbios console if FW is missing
   - Fix power reporting on certain firmwares for CZN/RN
   - Allow S0ix without BIOS support
   - Enable freesync over PCon
   - Re-enable the AGP aperture on GMC 11.x

  amdkfd:
   - Error handling fixes
   - PASID fixes
   - Fix for cleared VRAM BOs
   - Fix cleanup if GPUVM creation fails
   - Memory accounting fix
   - Use resource_size rather than open codeing it
   - GC11 mGPU fix

  radeon:
   - Switch 1 element arrays to flexible arrays
   - Fix memory leak on shutdown
   - move to new logging

  i915:
   - Meteorlake display/OA/GSC fw/workarounds enabling
   - DP MST DSC support
   - Gamma/degamma readout support for the state checker
   - Enable SDP split support for DP 2.0
   - Add probe blocking support to i915.force_probe parameter
   - Enable Xe HP 4tile support
   - Avoid display direct calls to uncore
   - Fix HuC delayed load memory leaks
   - Add DG2 workarounds Wa_18018764978 and Wa_18019271663
   - Improve suspend / resume times with VT-d scanout workaround active
   - Fix DG2 visual corruption on small BAR systems by not forgetting to
     copy CCS aux state
   - Fix TLB invalidation for Gen12.50 video and compute engines
   - Enable HF-EEODB by switching HDMI, DP and LVDS to use struct
     drm_edid
   - Start using unversioned DMC firmware paths for new platforms
   - ELD refactor: Stop using hardware buffer, precompute ELD
   - lots of display code refactoring

  nouveau:
   - drop legacy ioctl support
   - replace 0-sized array

  msm:
   - dpu/dsi/mdss: Support for SM8350, SM8450 SM8550 and SC8280XP platform
   - Added bindings for SM8150
   - dpu: Partial support for DSC on SM8150 and SM8250
   - dpu: Fixed color transformation matrix being lost on suspend/resume
   - dp: Support SDM845 and SC8280XP platforms
   - dp: Support for limiting DP link rate via DT property
   - dsi: Validate display modes according to the DSI OPP table
   - dsi: DSI PHY support for the SM6375 platform
   - Add MSM_SUBMIT_BO_NO_IMPLICI
   - a2xx: Support to load legacy firmware
   - a6xx: GPU devcore dump updates for a650/a660
   - GPU devfreq tuning and fixes
   - Turn 8960 HDMI PHY into clock provider,
   - Make 8960 HDMI PHY use PXO clock from DT

  etnaviv:
   - experimental versilicon NPU support
   - report GPU load via fdinfo format
   - MMU fault message improvements

  tegra:
   - rework syncpoint interrupt

  mediatek:
   - DSI timing fix
   - fix config deps

  ast:
   - various fixes

  exynos:
   - restore bridge chain order fixes

  gud:
   - convert to shadow plane buffers
   - perform flushing synchronously during atomic update
   - Use new debugfs helpers

  arm/hdlcd:
   - Use new debugfs helper

  ili9486:
   - Support 16-bit pixel data

  imx:
   - Split off IPUv3 driver

  mipi-dbi:
   - convert to DRM shadow-plane helpers
   - rsp driver changes
   - Support separate I/O-voltage supply

  mxsfb:
   - Depend on ARCH_MXS or ARCH_MXC

  sun4i:
   - convert to new TV mode property

  vc4:
   - convert to new TV mode property
   - kunit tests
   - Support RGB565 and RGB666 formats
   - convert dsi driver to bridge
   - Various HVS an CRTC fixes

  v3d:
   - Do not opencode drm_gem_object_lookup()

  virtio:
   - improve tracing

  vkms:
   - support small cursors in IGT tests
   - Fix SEGFAULT from incorrect GEM-buffer mapping

  rcar-du:
   - fixes and improvements"

* tag 'drm-next-2023-02-23' of git://anongit.freedesktop.org/drm/drm: (1455 commits)
  msm/fbdev: fix unused variable warning with clang.
  drm/fb-helper: Remove drm_fb_helper_unprepare() from drm_fb_helper_fini()
  dma-buf: make kobj_type structure constant
  drm/shmem-helper: Fix locking for drm_gem_shmem_get_pages_sgt()
  drm/amd/display: disable SubVP + DRR to prevent underflow
  drm/amd/display: Fail atomic_check early on normalize_zpos error
  drm/amd/pm: avoid unaligned access warnings
  drm/amd/display: avoid unaligned access warnings
  drm/amd/display: Remove duplicate/repeating expressions
  drm/amd/display: Remove duplicate/repeating expression
  drm/amd/display: Make variables declaration inside ifdef guard
  drm/amd/display: Fix excess arguments on kernel-doc
  drm/amd/display: Add previously missing includes
  drm/amd/amdgpu: Add function prototypes to headers
  drm/amd/display: Add function prototypes to headers
  drm/amd/display: Turn global functions into static
  drm/amd/display: remove unused _calculate_degamma_curve function
  drm/amd/display: remove unused func declaration from resource headers
  drm/amd/display: unset initial value for tf since it's never used
  drm/amd/display: camel case cleanup in color_gamma file
  ...

1 files changed, 47 insertions, 24 deletions

diff --git a/drivers/gpu/drm/i915/i915_gpu_error.c b/drivers/gpu/drm/i915/i915_gpu_error.c
index b20bd6365615..904f21e1380c 100644
--- a/drivers/gpu/drm/i915/i915_gpu_error.c
+++ b/drivers/gpu/drm/i915/i915_gpu_error.c
@@ -1370,14 +1370,14 @@ static void engine_record_execlists(struct intel_engine_coredump *ee)
 }
 
 static bool record_context(struct i915_gem_context_coredump *e,
-			   const struct i915_request *rq)
+			   struct intel_context *ce)
 {
 	struct i915_gem_context *ctx;
 	struct task_struct *task;
 	bool simulated;
 
 	rcu_read_lock();
-	ctx = rcu_dereference(rq->context->gem_context);
+	ctx = rcu_dereference(ce->gem_context);
 	if (ctx && !kref_get_unless_zero(&ctx->ref))
 		ctx = NULL;
 	rcu_read_unlock();
@@ -1396,8 +1396,8 @@ static bool record_context(struct i915_gem_context_coredump *e,
 	e->guilty = atomic_read(&ctx->guilty_count);
 	e->active = atomic_read(&ctx->active_count);
 
-	e->total_runtime = intel_context_get_total_runtime_ns(rq->context);
-	e->avg_runtime = intel_context_get_avg_runtime_ns(rq->context);
+	e->total_runtime = intel_context_get_total_runtime_ns(ce);
+	e->avg_runtime = intel_context_get_avg_runtime_ns(ce);
 
 	simulated = i915_gem_context_no_error_capture(ctx);
 
@@ -1532,15 +1532,37 @@ intel_engine_coredump_alloc(struct intel_engine_cs *engine, gfp_t gfp, u32 dump_
 	return ee;
 }
 
+static struct intel_engine_capture_vma *
+engine_coredump_add_context(struct intel_engine_coredump *ee,
+			    struct intel_context *ce,
+			    gfp_t gfp)
+{
+	struct intel_engine_capture_vma *vma = NULL;
+
+	ee->simulated |= record_context(&ee->context, ce);
+	if (ee->simulated)
+		return NULL;
+
+	/*
+	 * We need to copy these to an anonymous buffer
+	 * as the simplest method to avoid being overwritten
+	 * by userspace.
+	 */
+	vma = capture_vma(vma, ce->ring->vma, "ring", gfp);
+	vma = capture_vma(vma, ce->state, "HW context", gfp);
+
+	return vma;
+}
+
 struct intel_engine_capture_vma *
 intel_engine_coredump_add_request(struct intel_engine_coredump *ee,
 				  struct i915_request *rq,
 				  gfp_t gfp)
 {
-	struct intel_engine_capture_vma *vma = NULL;
+	struct intel_engine_capture_vma *vma;
 
-	ee->simulated |= record_context(&ee->context, rq);
-	if (ee->simulated)
+	vma = engine_coredump_add_context(ee, rq->context, gfp);
+	if (!vma)
 		return NULL;
 
 	/*
@@ -1550,8 +1572,6 @@ intel_engine_coredump_add_request(struct intel_engine_coredump *ee,
 	 */
 	vma = capture_vma_snapshot(vma, rq->batch_res, gfp, "batch");
 	vma = capture_user(vma, rq, gfp);
-	vma = capture_vma(vma, rq->ring->vma, "ring", gfp);
-	vma = capture_vma(vma, rq->context->state, "HW context", gfp);
 
 	ee->rq_head = rq->head;
 	ee->rq_post = rq->postfix;
@@ -1604,25 +1624,28 @@ capture_engine(struct intel_engine_cs *engine,
 		return NULL;
 
 	intel_engine_get_hung_entity(engine, &ce, &rq);
-	if (!rq || !i915_request_started(rq))
-		goto no_request_capture;
+	if (rq && !i915_request_started(rq))
+		drm_info(&engine->gt->i915->drm, "Got hung context on %s with active request %lld:%lld [0x%04X] not yet started\n",
+			 engine->name, rq->fence.context, rq->fence.seqno, ce->guc_id.id);
+
+	if (rq) {
+		capture = intel_engine_coredump_add_request(ee, rq, ATOMIC_MAYFAIL);
+		i915_request_put(rq);
+	} else if (ce) {
+		capture = engine_coredump_add_context(ee, ce, ATOMIC_MAYFAIL);
+	}
 
-	capture = intel_engine_coredump_add_request(ee, rq, ATOMIC_MAYFAIL);
-	if (!capture)
-		goto no_request_capture;
-	if (dump_flags & CORE_DUMP_FLAG_IS_GUC_CAPTURE)
-		intel_guc_capture_get_matching_node(engine->gt, ee, ce);
+	if (capture) {
+		intel_engine_coredump_add_vma(ee, capture, compress);
 
-	intel_engine_coredump_add_vma(ee, capture, compress);
-	i915_request_put(rq);
+		if (dump_flags & CORE_DUMP_FLAG_IS_GUC_CAPTURE)
+			intel_guc_capture_get_matching_node(engine->gt, ee, ce);
+	} else {
+		kfree(ee);
+		ee = NULL;
+	}
 
 	return ee;
-
-no_request_capture:
-	if (rq)
-		i915_request_put(rq);
-	kfree(ee);
-	return NULL;
 }
 
 static void