Reviewed-by: Roger He <hongbo...@amd.com>
Thanks
Roger(Hongbo.He)
-----Original Message-----
From: amd-gfx [mailto:amd-gfx-boun...@lists.freedesktop.org] On Behalf Of
Christian K?nig
Sent: Wednesday, August 23, 2017 5:03 PM
To: amd-gfx@lists.freedesktop.org
Subject: [PATCH 1/3] drm/amdgpu: remove the GART copy hack
From: Christian König <christian.koe...@amd.com>
This isn't used since we don't map evicted BOs to GART any more.
Signed-off-by: Christian König <christian.koe...@amd.com>
---
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 ab6e03d..7a0656c 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
@@ -1615,7 +1615,6 @@ static int amdgpu_vm_bo_update_mapping(struct
amdgpu_device *adev,
*
* @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 @@ -1629,7 +1628,6
@@ static int amdgpu_vm_bo_update_mapping(struct amdgpu_device *adev,
*/
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, @@
-1684,11 +1682,7 @@ 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;
@@ -1733,10 +1727,10 @@ 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) {
@@ -1756,15 +1750,10 @@ 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))
@@ -1772,8 +1761,7 @@ 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)
--
2.7.4
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