From: Christian König Date: Tue, 27 Apr 2021 09:36:10 +0000 (+0200) Subject: drm/amdgpu: check contiguous flags instead of mm_node X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=dfffdf5e65975a03aa26836df3bc320d45202450;p=linux.git drm/amdgpu: check contiguous flags instead of mm_node Drop the last user of drm_mm_node. Signed-off-by: Christian König Acked-by: Felix Kuehling Tested-by: Nirmoy Das Signed-off-by: Alex Deucher --- diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c index 9efa02f59b085..a821e2e37bc66 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c @@ -576,10 +576,10 @@ out: * * Called by ttm_mem_io_reserve() ultimately via ttm_bo_vm_fault() */ -static int amdgpu_ttm_io_mem_reserve(struct ttm_device *bdev, struct ttm_resource *mem) +static int amdgpu_ttm_io_mem_reserve(struct ttm_device *bdev, + struct ttm_resource *mem) { struct amdgpu_device *adev = amdgpu_ttm_adev(bdev); - struct drm_mm_node *mm_node = mem->mm_node; size_t bus_size = (size_t)mem->num_pages << PAGE_SHIFT; switch (mem->mem_type) { @@ -593,12 +593,9 @@ static int amdgpu_ttm_io_mem_reserve(struct ttm_device *bdev, struct ttm_resourc /* check if it's visible */ if ((mem->bus.offset + bus_size) > adev->gmc.visible_vram_size) return -EINVAL; - /* Only physically contiguous buffers apply. In a contiguous - * buffer, size of the first mm_node would match the number of - * pages in ttm_resource. - */ + if (adev->mman.aper_base_kaddr && - (mm_node->size == mem->num_pages)) + mem->placement & TTM_PL_FLAG_CONTIGUOUS) mem->bus.addr = (u8 *)adev->mman.aper_base_kaddr + mem->bus.offset;