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drm/amdgpu: remove the GART copy hack 

This isn't used since we don't map evicted BOs to GART any more.

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Roger He <Hongbo.He@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Christian König 2017-08-22 12:50:46 +02:00 committed by Alex Deucher
parent 172423bcc7
commit febb84a603
1 changed files with 5 additions and 17 deletions
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22
drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
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@ -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)