summaryrefslogtreecommitdiff
path: root/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
diff options
context:
space:
mode:
authorshaoyunl <shaoyun.liu@amd.com>2019-02-23 00:20:38 +0300
committerAlex Deucher <alexander.deucher@amd.com>2019-03-19 23:36:48 +0300
commita690aa0f459eba3e768257a655c82b24d14dcc88 (patch)
tree9c4d90d696a58b0a35ff9e2eae1fa5e9195dd1e5 /drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
parentb1fa8c89556e8d704e9a2e014151c47c64f02e06 (diff)
downloadlinux-a690aa0f459eba3e768257a655c82b24d14dcc88.tar.xz
drm/amdgpu: Enable XGMI mapping for peer device
Adjust vram base offset for XGMI mapping when update the PT entry so the address will fall into correct XGMI aperture for peer device Signed-off-by: shaoyunl <shaoyun.liu@amd.com> Reviewed-by: Christian König <christian.koenig@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c13
1 files changed, 9 insertions, 4 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
index 1b5a2b29c95b..67d638fef1fb 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
@@ -1876,6 +1876,7 @@ error_free:
* @vm: requested vm
* @mapping: mapped range and flags to use for the update
* @flags: HW flags for the mapping
+ * @bo_adev: amdgpu_device pointer that bo actually been allocated
* @nodes: array of drm_mm_nodes with the MC addresses
* @fence: optional resulting fence
*
@@ -1891,6 +1892,7 @@ static int amdgpu_vm_bo_split_mapping(struct amdgpu_device *adev,
struct amdgpu_vm *vm,
struct amdgpu_bo_va_mapping *mapping,
uint64_t flags,
+ struct amdgpu_device *bo_adev,
struct drm_mm_node *nodes,
struct dma_fence **fence)
{
@@ -1965,7 +1967,7 @@ static int amdgpu_vm_bo_split_mapping(struct amdgpu_device *adev,
}
} else if (flags & AMDGPU_PTE_VALID) {
- addr += adev->vm_manager.vram_base_offset;
+ addr += bo_adev->vm_manager.vram_base_offset;
addr += pfn << PAGE_SHIFT;
}
@@ -2012,6 +2014,7 @@ int amdgpu_vm_bo_update(struct amdgpu_device *adev,
struct drm_mm_node *nodes;
struct dma_fence *exclusive, **last_update;
uint64_t flags;
+ struct amdgpu_device *bo_adev = adev;
int r;
if (clear || !bo) {
@@ -2030,10 +2033,12 @@ 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);
- else
+ bo_adev = amdgpu_ttm_adev(bo->tbo.bdev);
+ } else {
flags = 0x0;
+ }
if (clear || (bo && bo->tbo.resv == vm->root.base.bo->tbo.resv))
last_update = &vm->last_update;
@@ -2050,7 +2055,7 @@ int amdgpu_vm_bo_update(struct amdgpu_device *adev,
list_for_each_entry(mapping, &bo_va->invalids, list) {
r = amdgpu_vm_bo_split_mapping(adev, exclusive, pages_addr, vm,
- mapping, flags, nodes,
+ mapping, flags, bo_adev, nodes,
last_update);
if (r)
return r;