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drm/amdkfd: SVM range allocation support memory partition 

Pass kfd node->xcp->mem_id to amdgpu bo create parameter mem_id_plus1 to
allocate new svm_bo on the specified memory partition.

This is only for dGPU mode as we don't migrate with APU mode.

Signed-off-by: Philip Yang <Philip.Yang@amd.com>
Reviewed-by: Felix Kuehling <Felix.Kuehling@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Philip Yang 2023-01-26 18:45:32 -05:00 committed by Alex Deucher
parent 53c5692e7a
commit 2046ed6c8a
1 changed files with 7 additions and 3 deletions
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10
drivers/gpu/drm/amd/amdkfd/kfd_svm.c
View File

@ -555,16 +555,20 @@ svm_range_vram_node_new(struct kfd_node *node, struct svm_range *prange,
bp.flags |= AMDGPU_GEM_CREATE_DISCARDABLE;
bp.type = ttm_bo_type_device;
bp.resv = NULL;
if (node->xcp)
bp.mem_id_plus1 = node->xcp->mem_id + 1;
/* TODO: Allocate memory from the right memory partition. We can sort
* out the details later, once basic memory partitioning is working
*/
r = amdgpu_bo_create_user(node->adev, &bp, &ubo);
if (r) {
pr_debug("failed %d to create bo\n", r);
goto create_bo_failed;
}
bo = &ubo->bo;
pr_debug("alloc bo at offset 0x%lx size 0x%lx on partition %d\n",
bo->tbo.resource->start << PAGE_SHIFT, bp.size,
bp.mem_id_plus1 - 1);
r = amdgpu_bo_reserve(bo, true);
if (r) {
pr_debug("failed %d to reserve bo\n", r);