From 457e0fee04b0c6c57a28a10e68b16c5f1386c80c Mon Sep 17 00:00:00 2001 From: =?utf8?q?Christian=20K=C3=B6nig?= Date: Tue, 22 Aug 2017 12:50:46 +0200 Subject: [PATCH] drm/amdgpu: remove the GART copy hack MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit This isn't used since we don't map evicted BOs to GART any more. Signed-off-by: Christian König Reviewed-by: Alex Deucher Reviewed-by: Roger He Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c | 22 +++++----------------- 1 file changed, 5 insertions(+), 17 deletions(-) diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c index 96ec4e2b56e9..3bd430e180b5 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c @@ -1616,7 +1616,6 @@ error_free: * * @adev: amdgpu_device pointer * @exclusive: fence we need to sync to - * @gtt_flags: flags as they are used for GTT * @pages_addr: DMA addresses to use for mapping * @vm: requested vm * @mapping: mapped range and flags to use for the update @@ -1630,7 +1629,6 @@ error_free: */ static int amdgpu_vm_bo_split_mapping(struct amdgpu_device *adev, struct dma_fence *exclusive, - uint64_t gtt_flags, dma_addr_t *pages_addr, struct amdgpu_vm *vm, struct amdgpu_bo_va_mapping *mapping, @@ -1685,11 +1683,7 @@ static int amdgpu_vm_bo_split_mapping(struct amdgpu_device *adev, } if (pages_addr) { - if (flags == gtt_flags) - src = adev->gart.table_addr + - (addr >> AMDGPU_GPU_PAGE_SHIFT) * 8; - else - max_entries = min(max_entries, 16ull * 1024ull); + max_entries = min(max_entries, 16ull * 1024ull); addr = 0; } else if (flags & AMDGPU_PTE_VALID) { addr += adev->vm_manager.vram_base_offset; @@ -1734,10 +1728,10 @@ int amdgpu_vm_bo_update(struct amdgpu_device *adev, struct amdgpu_vm *vm = bo_va->base.vm; struct amdgpu_bo_va_mapping *mapping; dma_addr_t *pages_addr = NULL; - uint64_t gtt_flags, flags; struct ttm_mem_reg *mem; struct drm_mm_node *nodes; struct dma_fence *exclusive; + uint64_t flags; int r; if (clear || !bo_va->base.bo) { @@ -1757,15 +1751,10 @@ int amdgpu_vm_bo_update(struct amdgpu_device *adev, exclusive = reservation_object_get_excl(bo->tbo.resv); } - if (bo) { + if (bo) flags = amdgpu_ttm_tt_pte_flags(adev, bo->tbo.ttm, mem); - gtt_flags = (amdgpu_ttm_is_bound(bo->tbo.ttm) && - adev == amdgpu_ttm_adev(bo->tbo.bdev)) ? - flags : 0; - } else { + else flags = 0x0; - gtt_flags = ~0x0; - } spin_lock(&vm->status_lock); if (!list_empty(&bo_va->base.vm_status)) @@ -1773,8 +1762,7 @@ int amdgpu_vm_bo_update(struct amdgpu_device *adev, spin_unlock(&vm->status_lock); list_for_each_entry(mapping, &bo_va->invalids, list) { - r = amdgpu_vm_bo_split_mapping(adev, exclusive, - gtt_flags, pages_addr, vm, + r = amdgpu_vm_bo_split_mapping(adev, exclusive, pages_addr, vm, mapping, flags, nodes, &bo_va->last_pt_update); if (r) -- 2.30.2