Merge tag 'drm-next-2022-03-24' of git://anongit.freedesktop.org/drm/drm

Pull drm updates from Dave Airlie:
 "Lots of work all over, Intel improving DG2 support, amdkfd CRIU
  support, msm new hw support, and faster fbdev support.

  dma-buf:
   - rename dma-buf-map to iosys-map

  core:
   - move buddy allocator to core
   - add pci/platform init macros
   - improve EDID parser deep color handling
   - EDID timing type 7 support
   - add GPD Win Max quirk
   - add yes/no helpers to string_helpers
   - flatten syncobj chains
   - add nomodeset support to lots of drivers
   - improve fb-helper clipping support
   - add default property value interface

  fbdev:
   - improve fbdev ops speed

  ttm:
   - add a backpointer from ttm bo->ttm resource

  dp:
   - move displayport headers
   - add a dp helper module

  bridge:
   - anx7625 atomic support, HDCP support

  panel:
   - split out panel-lvds and lvds bindings
   - find panels in OF subnodes

  privacy:
   - add chromeos privacy screen support

  fb:
   - hot unplug fw fb on forced removal

  simpledrm:
   - request region instead of marking ioresource busy
   - add panel oreintation property

  udmabuf:
   - fix oops with 0 pages

  amdgpu:
   - power management code cleanup
   - Enable freesync video mode by default
   - RAS code cleanup
   - Improve VRAM access for debug using SDMA
   - SR-IOV rework special register access and fixes
   - profiling power state request ioctl
   - expose IP discovery via sysfs
   - Cyan skillfish updates
   - GC 10.3.7, SDMA 5.2.7, DCN 3.1.6 updates
   - expose benchmark tests via debugfs
   - add module param to disable XGMI for testing
   - GPU reset debugfs register dumping support

  amdkfd:
   - CRIU support
   - SDMA queue fixes

  radeon:
   - UVD suspend fix
   - iMac backlight fix

  i915:
   - minimal parallel submission for execlists
   - DG2-G12 subplatform added
   - DG2 programming workarounds
   - DG2 accelerated migration support
   - flat CCS and CCS engine support for XeHP
   - initial small BAR support
   - drop fake LMEM support
   - ADL-N PCH support
   - bigjoiner updates
   - introduce VMA resources and async unbinding
   - register definitions cleanups
   - multi-FBC refactoring
   - DG1 OPROM over SPI support
   - ADL-N platform enabling
   - opregion mailbox #5 support
   - DP MST ESI improvements
   - drm device based logging
   - async flip optimisation for DG2
   - CPU arch abstraction fixes
   - improve GuC ADS init to work on aarch64
   - tweak TTM LRU priority hint
   - GuC 69.0.3 support
   - remove short term execbuf pins

  nouveau:
   - higher DP/eDP bitrates
   - backlight fixes

  msm:
   - dpu + dp support for sc8180x
   - dp support for sm8350
   - dpu + dsi support for qcm2290
   - 10nm dsi phy tuning support
   - bridge support for dp encoder
   - gpu support for additional 7c3 SKUs

  ingenic:
   - HDMI support for JZ4780
   - aux channel EDID support

  ast:
   - AST2600 support
   - add wide screen support
   - create DP/DVI connectors

  omapdrm:
   - fix implicit dma_buf fencing

  vc4:
   - add CSC + full range support
   - better display firmware handoff

  panfrost:
   - add initial dual-core GPU support

  stm:
   - new revision support
   - fb handover support

  mediatek:
   - transfer display binding document to yaml format.
   - add mt8195 display device binding.
   - allow commands to be sent during video mode.
   - add wait_for_event for crtc disable by cmdq.

  tegra:
   - YUV format support

  rcar-du:
   - LVDS support for M3-W+ (R8A77961)

  exynos:
   - BGR pixel format for FIMD device"

* tag 'drm-next-2022-03-24' of git://anongit.freedesktop.org/drm/drm: (1529 commits)
  drm/i915/display: Do not re-enable PSR after it was marked as not reliable
  drm/i915/display: Fix HPD short pulse handling for eDP
  drm/amdgpu: Use drm_mode_copy()
  drm/radeon: Use drm_mode_copy()
  drm/amdgpu: Use ternary operator in `vcn_v1_0_start()`
  drm/amdgpu: Remove pointless on stack mode copies
  drm/amd/pm: fix indenting in __smu_cmn_reg_print_error()
  drm/amdgpu/dc: fix typos in comments
  drm/amdgpu: fix typos in comments
  drm/amd/pm: fix typos in comments
  drm/amdgpu: Add stolen reserved memory for MI25 SRIOV.
  drm/amdgpu: Merge get_reserved_allocation to get_vbios_allocations.
  drm/amdkfd: evict svm bo worker handle error
  drm/amdgpu/vcn: fix vcn ring test failure in igt reload test
  drm/amdgpu: only allow secure submission on rings which support that
  drm/amdgpu: fixed the warnings reported by kernel test robot
  drm/amd/display: 3.2.177
  drm/amd/display: [FW Promotion] Release 0.0.108.0
  drm/amd/display: Add save/restore PANEL_PWRSEQ_REF_DIV2
  drm/amd/display: Wait for hubp read line for Pollock
  ...

1 files changed, 25 insertions, 38 deletions

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.c
index 7a2b487db57c9..0a76116485738 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.c
@@ -96,9 +96,9 @@ static ssize_t amdgpu_mem_info_vram_used_show(struct device *dev,
 {
 	struct drm_device *ddev = dev_get_drvdata(dev);
 	struct amdgpu_device *adev = drm_to_adev(ddev);
+	struct ttm_resource_manager *man = &adev->mman.vram_mgr.manager;
 
-	return sysfs_emit(buf, "%llu\n",
-			  amdgpu_vram_mgr_usage(&adev->mman.vram_mgr));
+	return sysfs_emit(buf, "%llu\n", ttm_resource_manager_usage(man));
 }
 
 /**
@@ -253,7 +253,9 @@ static void amdgpu_vram_mgr_do_reserve(struct ttm_resource_manager *man)
 
 		vis_usage = amdgpu_vram_mgr_vis_size(adev, &rsv->mm_node);
 		atomic64_add(vis_usage, &mgr->vis_usage);
-		atomic64_add(rsv->mm_node.size << PAGE_SHIFT, &mgr->usage);
+		spin_lock(&man->bdev->lru_lock);
+		man->usage += rsv->mm_node.size << PAGE_SHIFT;
+		spin_unlock(&man->bdev->lru_lock);
 		list_move(&rsv->node, &mgr->reserved_pages);
 	}
 }
@@ -281,7 +283,7 @@ int amdgpu_vram_mgr_reserve_range(struct amdgpu_vram_mgr *mgr,
 	rsv->mm_node.size = size >> PAGE_SHIFT;
 
 	spin_lock(&mgr->lock);
-	list_add_tail(&mgr->reservations_pending, &rsv->node);
+	list_add_tail(&rsv->node, &mgr->reservations_pending);
 	amdgpu_vram_mgr_do_reserve(&mgr->manager);
 	spin_unlock(&mgr->lock);
 
@@ -378,19 +380,13 @@ static int amdgpu_vram_mgr_new(struct ttm_resource_manager *man,
 
 	lpfn = place->lpfn;
 	if (!lpfn)
-		lpfn = man->size;
+		lpfn = man->size >> PAGE_SHIFT;
 
 	max_bytes = adev->gmc.mc_vram_size;
 	if (tbo->type != ttm_bo_type_kernel)
 		max_bytes -= AMDGPU_VM_RESERVED_VRAM;
 
-	/* bail out quickly if there's likely not enough VRAM for this BO */
 	mem_bytes = tbo->base.size;
-	if (atomic64_add_return(mem_bytes, &mgr->usage) > max_bytes) {
-		r = -ENOSPC;
-		goto error_sub;
-	}
-
 	if (place->flags & TTM_PL_FLAG_CONTIGUOUS) {
 		pages_per_node = ~0ul;
 		num_nodes = 1;
@@ -408,13 +404,17 @@ static int amdgpu_vram_mgr_new(struct ttm_resource_manager *man,
 
 	node = kvmalloc(struct_size(node, mm_nodes, num_nodes),
 			GFP_KERNEL | __GFP_ZERO);
-	if (!node) {
-		r = -ENOMEM;
-		goto error_sub;
-	}
+	if (!node)
+		return -ENOMEM;
 
 	ttm_resource_init(tbo, place, &node->base);
 
+	/* bail out quickly if there's likely not enough VRAM for this BO */
+	if (ttm_resource_manager_usage(man) > max_bytes) {
+		r = -ENOSPC;
+		goto error_fini;
+	}
+
 	mode = DRM_MM_INSERT_BEST;
 	if (place->flags & TTM_PL_FLAG_TOPDOWN)
 		mode = DRM_MM_INSERT_HIGH;
@@ -472,10 +472,10 @@ error_free:
 	while (i--)
 		drm_mm_remove_node(&node->mm_nodes[i]);
 	spin_unlock(&mgr->lock);
+error_fini:
+	ttm_resource_fini(man, &node->base);
 	kvfree(node);
 
-error_sub:
-	atomic64_sub(mem_bytes, &mgr->usage);
 	return r;
 }
 
@@ -493,7 +493,7 @@ static void amdgpu_vram_mgr_del(struct ttm_resource_manager *man,
 	struct ttm_range_mgr_node *node = to_ttm_range_mgr_node(res);
 	struct amdgpu_vram_mgr *mgr = to_vram_mgr(man);
 	struct amdgpu_device *adev = to_amdgpu_device(mgr);
-	uint64_t usage = 0, vis_usage = 0;
+	uint64_t vis_usage = 0;
 	unsigned i, pages;
 
 	spin_lock(&mgr->lock);
@@ -502,15 +502,14 @@ static void amdgpu_vram_mgr_del(struct ttm_resource_manager *man,
 		struct drm_mm_node *mm = &node->mm_nodes[i];
 
 		drm_mm_remove_node(mm);
-		usage += mm->size << PAGE_SHIFT;
 		vis_usage += amdgpu_vram_mgr_vis_size(adev, mm);
 	}
 	amdgpu_vram_mgr_do_reserve(man);
 	spin_unlock(&mgr->lock);
 
-	atomic64_sub(usage, &mgr->usage);
 	atomic64_sub(vis_usage, &mgr->vis_usage);
 
+	ttm_resource_fini(man, res);
 	kvfree(node);
 }
 
@@ -626,18 +625,6 @@ void amdgpu_vram_mgr_free_sgt(struct device *dev,
 }
 
 /**
- * amdgpu_vram_mgr_usage - how many bytes are used in this domain
- *
- * @mgr: amdgpu_vram_mgr pointer
- *
- * Returns how many bytes are used in this domain.
- */
-uint64_t amdgpu_vram_mgr_usage(struct amdgpu_vram_mgr *mgr)
-{
-	return atomic64_read(&mgr->usage);
-}
-
-/**
  * amdgpu_vram_mgr_vis_usage - how many bytes are used in the visible part
  *
  * @mgr: amdgpu_vram_mgr pointer
@@ -662,13 +649,12 @@ static void amdgpu_vram_mgr_debug(struct ttm_resource_manager *man,
 {
 	struct amdgpu_vram_mgr *mgr = to_vram_mgr(man);
 
+	drm_printf(printer, "  vis usage:%llu\n",
+		   amdgpu_vram_mgr_vis_usage(mgr));
+
 	spin_lock(&mgr->lock);
 	drm_mm_print(&mgr->mm, printer);
 	spin_unlock(&mgr->lock);
-
-	drm_printf(printer, "man size:%llu pages, ram usage:%lluMB, vis usage:%lluMB\n",
-		   man->size, amdgpu_vram_mgr_usage(mgr) >> 20,
-		   amdgpu_vram_mgr_vis_usage(mgr) >> 20);
 }
 
 static const struct ttm_resource_manager_func amdgpu_vram_mgr_func = {
@@ -689,11 +675,12 @@ int amdgpu_vram_mgr_init(struct amdgpu_device *adev)
 	struct amdgpu_vram_mgr *mgr = &adev->mman.vram_mgr;
 	struct ttm_resource_manager *man = &mgr->manager;
 
-	ttm_resource_manager_init(man, adev->gmc.real_vram_size >> PAGE_SHIFT);
+	ttm_resource_manager_init(man, &adev->mman.bdev,
+				  adev->gmc.real_vram_size);
 
 	man->func = &amdgpu_vram_mgr_func;
 
-	drm_mm_init(&mgr->mm, 0, man->size);
+	drm_mm_init(&mgr->mm, 0, man->size >> PAGE_SHIFT);
 	spin_lock_init(&mgr->lock);
 	INIT_LIST_HEAD(&mgr->reservations_pending);
 	INIT_LIST_HEAD(&mgr->reserved_pages);