diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_dma_buf.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_dma_buf.c | 63 |
1 files changed, 9 insertions, 54 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_dma_buf.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_dma_buf.c index 37ec59365080..a9475b207510 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_dma_buf.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_dma_buf.c @@ -42,52 +42,6 @@ #include <linux/pci-p2pdma.h> #include <linux/pm_runtime.h> -/** - * amdgpu_gem_prime_mmap - &drm_driver.gem_prime_mmap implementation - * @obj: GEM BO - * @vma: Virtual memory area - * - * Sets up a userspace mapping of the BO's memory in the given - * virtual memory area. - * - * Returns: - * 0 on success or a negative error code on failure. - */ -int amdgpu_gem_prime_mmap(struct drm_gem_object *obj, - struct vm_area_struct *vma) -{ - struct amdgpu_bo *bo = gem_to_amdgpu_bo(obj); - struct amdgpu_device *adev = amdgpu_ttm_adev(bo->tbo.bdev); - unsigned asize = amdgpu_bo_size(bo); - int ret; - - if (!vma->vm_file) - return -ENODEV; - - if (adev == NULL) - return -ENODEV; - - /* Check for valid size. */ - if (asize < vma->vm_end - vma->vm_start) - return -EINVAL; - - if (amdgpu_ttm_tt_get_usermm(bo->tbo.ttm) || - (bo->flags & AMDGPU_GEM_CREATE_NO_CPU_ACCESS)) { - return -EPERM; - } - vma->vm_pgoff += amdgpu_bo_mmap_offset(bo) >> PAGE_SHIFT; - - /* prime mmap does not need to check access, so allow here */ - ret = drm_vma_node_allow(&obj->vma_node, vma->vm_file->private_data); - if (ret) - return ret; - - ret = ttm_bo_mmap(vma->vm_file, vma, &adev->mman.bdev); - drm_vma_node_revoke(&obj->vma_node, vma->vm_file->private_data); - - return ret; -} - static int __dma_resv_make_exclusive(struct dma_resv *obj) { @@ -95,10 +49,10 @@ __dma_resv_make_exclusive(struct dma_resv *obj) unsigned int count; int r; - if (!dma_resv_get_list(obj)) /* no shared fences to convert */ + if (!dma_resv_shared_list(obj)) /* no shared fences to convert */ return 0; - r = dma_resv_get_fences_rcu(obj, NULL, &count, &fences); + r = dma_resv_get_fences(obj, NULL, &count, &fences); if (r) return r; @@ -284,12 +238,12 @@ static struct sg_table *amdgpu_dma_buf_map(struct dma_buf_attachment *attach, if (r) return ERR_PTR(r); - } else if (!(amdgpu_mem_type_to_domain(bo->tbo.mem.mem_type) & + } else if (!(amdgpu_mem_type_to_domain(bo->tbo.resource->mem_type) & AMDGPU_GEM_DOMAIN_GTT)) { return ERR_PTR(-EBUSY); } - switch (bo->tbo.mem.mem_type) { + switch (bo->tbo.resource->mem_type) { case TTM_PL_TT: sgt = drm_prime_pages_to_sg(obj->dev, bo->tbo.ttm->pages, @@ -303,8 +257,9 @@ static struct sg_table *amdgpu_dma_buf_map(struct dma_buf_attachment *attach, break; case TTM_PL_VRAM: - r = amdgpu_vram_mgr_alloc_sgt(adev, &bo->tbo.mem, 0, - bo->tbo.base.size, attach->dev, dir, &sgt); + r = amdgpu_vram_mgr_alloc_sgt(adev, bo->tbo.resource, 0, + bo->tbo.base.size, attach->dev, + dir, &sgt); if (r) return ERR_PTR(r); break; @@ -494,7 +449,7 @@ amdgpu_dma_buf_move_notify(struct dma_buf_attachment *attach) struct amdgpu_vm_bo_base *bo_base; int r; - if (bo->tbo.mem.mem_type == TTM_PL_SYSTEM) + if (bo->tbo.resource->mem_type == TTM_PL_SYSTEM) return; r = ttm_bo_validate(&bo->tbo, &placement, &ctx); @@ -505,7 +460,7 @@ amdgpu_dma_buf_move_notify(struct dma_buf_attachment *attach) for (bo_base = bo->vm_bo; bo_base; bo_base = bo_base->next) { struct amdgpu_vm *vm = bo_base->vm; - struct dma_resv *resv = vm->root.base.bo->tbo.base.resv; + struct dma_resv *resv = vm->root.bo->tbo.base.resv; if (ticket) { /* When we get an error here it means that somebody |