diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_object.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_object.c | 75 |
1 files changed, 54 insertions, 21 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c index 3a7b56e57cec..2e8f6cd7a729 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c @@ -33,6 +33,7 @@ #include <linux/slab.h> #include <linux/dma-buf.h> +#include <drm/drm_drv.h> #include <drm/amdgpu_drm.h> #include <drm/drm_cache.h> #include "amdgpu.h" @@ -450,7 +451,7 @@ static bool amdgpu_bo_validate_size(struct amdgpu_device *adev, if (domain & AMDGPU_GEM_DOMAIN_GTT) { man = ttm_manager_type(&adev->mman.bdev, TTM_PL_TT); - if (size < (man->size << PAGE_SHIFT)) + if (size < man->size) return true; else goto fail; @@ -459,7 +460,7 @@ static bool amdgpu_bo_validate_size(struct amdgpu_device *adev, if (domain & AMDGPU_GEM_DOMAIN_VRAM) { man = ttm_manager_type(&adev->mman.bdev, TTM_PL_VRAM); - if (size < (man->size << PAGE_SHIFT)) + if (size < man->size) return true; else goto fail; @@ -471,7 +472,7 @@ static bool amdgpu_bo_validate_size(struct amdgpu_device *adev, fail: DRM_DEBUG("BO size %lu > total memory in domain: %llu\n", size, - man->size << PAGE_SHIFT); + man->size); return false; } @@ -566,6 +567,7 @@ int amdgpu_bo_create(struct amdgpu_device *adev, bp->domain; bo->allowed_domains = bo->preferred_domains; if (bp->type != ttm_bo_type_kernel && + !(bp->flags & AMDGPU_GEM_CREATE_DISCARDABLE) && bo->allowed_domains == AMDGPU_GEM_DOMAIN_VRAM) bo->allowed_domains |= AMDGPU_GEM_DOMAIN_GTT; @@ -574,6 +576,9 @@ int amdgpu_bo_create(struct amdgpu_device *adev, if (!amdgpu_bo_support_uswc(bo->flags)) bo->flags &= ~AMDGPU_GEM_CREATE_CPU_GTT_USWC; + if (adev->ras_enabled) + bo->flags |= AMDGPU_GEM_CREATE_VRAM_WIPE_ON_RELEASE; + bo->tbo.bdev = &adev->mman.bdev; if (bp->domain & (AMDGPU_GEM_DOMAIN_GWS | AMDGPU_GEM_DOMAIN_OA | AMDGPU_GEM_DOMAIN_GDS)) @@ -586,7 +591,7 @@ int amdgpu_bo_create(struct amdgpu_device *adev, if (!bp->destroy) bp->destroy = &amdgpu_bo_destroy; - r = ttm_bo_init_reserved(&adev->mman.bdev, &bo->tbo, size, bp->type, + r = ttm_bo_init_reserved(&adev->mman.bdev, &bo->tbo, bp->type, &bo->placement, page_align, &ctx, NULL, bp->resv, bp->destroy); if (unlikely(r != 0)) @@ -608,9 +613,8 @@ int amdgpu_bo_create(struct amdgpu_device *adev, if (unlikely(r)) goto fail_unreserve; - amdgpu_bo_fence(bo, fence, false); - dma_fence_put(bo->tbo.moving); - bo->tbo.moving = dma_fence_get(fence); + dma_resv_add_fence(bo->tbo.base.resv, fence, + DMA_RESV_USAGE_KERNEL); dma_fence_put(fence); } if (!bp->resv) @@ -684,13 +688,16 @@ int amdgpu_bo_create_vm(struct amdgpu_device *adev, * num of amdgpu_vm_pt entries. */ BUG_ON(bp->bo_ptr_size < sizeof(struct amdgpu_bo_vm)); - bp->destroy = &amdgpu_bo_vm_destroy; r = amdgpu_bo_create(adev, bp, &bo_ptr); if (r) return r; *vmbo_ptr = to_amdgpu_bo_vm(bo_ptr); INIT_LIST_HEAD(&(*vmbo_ptr)->shadow_list); + /* Set destroy callback to amdgpu_bo_vm_destroy after vmbo->shadow_list + * is initialized. + */ + bo_ptr->tbo.destroy = &amdgpu_bo_vm_destroy; return r; } @@ -757,6 +764,11 @@ int amdgpu_bo_kmap(struct amdgpu_bo *bo, void **ptr) if (bo->flags & AMDGPU_GEM_CREATE_NO_CPU_ACCESS) return -EPERM; + r = dma_resv_wait_timeout(bo->tbo.base.resv, DMA_RESV_USAGE_KERNEL, + false, MAX_SCHEDULE_TIMEOUT); + if (r < 0) + return r; + kptr = amdgpu_bo_kptr(bo); if (kptr) { if (ptr) @@ -764,11 +776,6 @@ int amdgpu_bo_kmap(struct amdgpu_bo *bo, void **ptr) return 0; } - r = dma_resv_wait_timeout(bo->tbo.base.resv, false, false, - MAX_SCHEDULE_TIMEOUT); - if (r < 0) - return r; - r = ttm_bo_kmap(&bo->tbo, 0, bo->tbo.resource->num_pages, &bo->kmap); if (r) return r; @@ -878,6 +885,10 @@ int amdgpu_bo_pin_restricted(struct amdgpu_bo *bo, u32 domain, if (WARN_ON_ONCE(min_offset > max_offset)) return -EINVAL; + /* Check domain to be pinned to against preferred domains */ + if (bo->preferred_domains & domain) + domain = bo->preferred_domains & domain; + /* A shared bo cannot be migrated to VRAM */ if (bo->tbo.base.import_attach) { if (domain & AMDGPU_GEM_DOMAIN_GTT) @@ -1015,7 +1026,9 @@ static const char *amdgpu_vram_names[] = { "DDR3", "DDR4", "GDDR6", - "DDR5" + "DDR5", + "LPDDR4", + "LPDDR5" }; /** @@ -1061,7 +1074,18 @@ int amdgpu_bo_init(struct amdgpu_device *adev) */ void amdgpu_bo_fini(struct amdgpu_device *adev) { + int idx; + amdgpu_ttm_fini(adev); + + if (drm_dev_enter(adev_to_drm(adev), &idx)) { + + if (!adev->gmc.xgmi.connected_to_cpu) { + arch_phys_wc_del(adev->gmc.vram_mtrr); + arch_io_free_memtype_wc(adev->gmc.aper_base, adev->gmc.aper_size); + } + drm_dev_exit(idx); + } } /** @@ -1269,6 +1293,7 @@ void amdgpu_bo_get_memory(struct amdgpu_bo *bo, uint64_t *vram_mem, */ void amdgpu_bo_release_notify(struct ttm_buffer_object *bo) { + struct amdgpu_device *adev = amdgpu_ttm_adev(bo->bdev); struct dma_fence *fence = NULL; struct amdgpu_bo *abo; int r; @@ -1287,11 +1312,13 @@ void amdgpu_bo_release_notify(struct ttm_buffer_object *bo) if (bo->base.resv == &bo->base._resv) amdgpu_amdkfd_remove_fence_on_pt_pd_bos(abo); - if (bo->resource->mem_type != TTM_PL_VRAM || - !(abo->flags & AMDGPU_GEM_CREATE_VRAM_WIPE_ON_RELEASE)) + if (!bo->resource || bo->resource->mem_type != TTM_PL_VRAM || + !(abo->flags & AMDGPU_GEM_CREATE_VRAM_WIPE_ON_RELEASE) || + adev->in_suspend || adev->shutdown) return; - dma_resv_lock(bo->base.resv, NULL); + if (WARN_ON_ONCE(!dma_resv_trylock(bo->base.resv))) + return; r = amdgpu_fill_buffer(abo, AMDGPU_POISON, bo->base.resv, &fence); if (!WARN_ON(r)) { @@ -1372,11 +1399,17 @@ void amdgpu_bo_fence(struct amdgpu_bo *bo, struct dma_fence *fence, bool shared) { struct dma_resv *resv = bo->tbo.base.resv; + int r; - if (shared) - dma_resv_add_shared_fence(resv, fence); - else - dma_resv_add_excl_fence(resv, fence); + r = dma_resv_reserve_fences(resv, 1); + if (r) { + /* As last resort on OOM we block for the fence */ + dma_fence_wait(fence, false); + return; + } + + dma_resv_add_fence(resv, fence, shared ? DMA_RESV_USAGE_READ : + DMA_RESV_USAGE_WRITE); } /** |