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| author |  Felix Kuehling <Felix.Kuehling@amd.com>
| 2021-02-24 18:29:06 -0500 |
|---|---|---|
| committer |  Alex Deucher <alexander.deucher@amd.com>
| 2021-04-20 21:47:21 -0400 |
| commit | f80fe9d3c1149bb2ad0d7807aaaf5eff7c4e80a6 (patch) | |
| tree | e0c03a2721e0f474581a3c4c08ffaec6355ae4c7 /drivers/gpu/drm/amd/amdkfd/kfd_svm.h | |
| parent | drm/amdgpu: export vm update mapping interface (diff) | |
| download | linux-f80fe9d3c1149bb2ad0d7807aaaf5eff7c4e80a6.tar.gz linux-f80fe9d3c1149bb2ad0d7807aaaf5eff7c4e80a6.tar.bz2 linux-f80fe9d3c1149bb2ad0d7807aaaf5eff7c4e80a6.zip | |
drm/amdkfd: map svm range to GPUs
Use amdgpu_vm_bo_update_mapping to update GPU page table to map or unmap
svm range system memory pages address to GPUs.
Signed-off-by: Philip Yang <Philip.Yang@amd.com>
Signed-off-by: Alex Sierra <alex.sierra@amd.com>
Reviewed-by: Felix Kuehling <Felix.Kuehling@amd.com>
Signed-off-by: Felix Kuehling <Felix.Kuehling@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdkfd/kfd_svm.h')
| -rw-r--r-- | drivers/gpu/drm/amd/amdkfd/kfd_svm.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_svm.h b/drivers/gpu/drm/amd/amdkfd/kfd_svm.h index 173e93e138a9..5949890bf48c 100644 --- a/drivers/gpu/drm/amd/amdkfd/kfd_svm.h +++ b/drivers/gpu/drm/amd/amdkfd/kfd_svm.h @@ -57,7 +57,9 @@ struct svm_work_list_item { * @update_list:link list node used to add to update_list * @remove_list:link list node used to add to remove list * @insert_list:link list node used to add to insert list + * @mapping: bo_va mapping structure to create and update GPU page table * @npages: number of pages + * @dma_addr: dma mapping address on each GPU for system memory physical page * @lock: protect prange start, last, child_list, svm_bo_list * @saved_flags:save/restore current PF_MEMALLOC flags * @flags: flags defined as KFD_IOCTL_SVM_FLAG_* @@ -85,7 +87,9 @@ struct svm_range { struct list_head update_list; struct list_head remove_list; struct list_head insert_list; + struct amdgpu_bo_va_mapping mapping; uint64_t npages; + dma_addr_t *dma_addr[MAX_GPU_INSTANCE]; struct mutex lock; unsigned int saved_flags; uint32_t flags; |