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drm/amdgpu: add reserved vmid field in vm struct v2 

v2: rename dedicated_vmid to reserved_vmid

Signed-off-by: Chunming Zhou <David1.Zhou@amd.com>
Reviewed-by: Junwei Zhang <Jerry.Zhang@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Chunming Zhou 2017-04-20 16:17:34 +08:00 committed by Alex Deucher
parent cfbcacf428
commit 36bbf3bf9b
2 changed files with 18 additions and 1 deletions
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17
drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
View File

@ -2147,10 +2147,12 @@ int amdgpu_vm_init(struct amdgpu_device *adev, struct amdgpu_vm *vm)
unsigned ring_instance;
struct amdgpu_ring *ring;
struct amd_sched_rq *rq;
int r;
int r, i;
vm->va = RB_ROOT;
vm->client_id = atomic64_inc_return(&adev->vm_manager.client_counter);
for (i = 0; i < AMDGPU_MAX_VMHUBS; i++)
vm->reserved_vmid[i] = NULL;
spin_lock_init(&vm->status_lock);
INIT_LIST_HEAD(&vm->invalidated);
INIT_LIST_HEAD(&vm->cleared);
@ -2235,6 +2237,7 @@ void amdgpu_vm_fini(struct amdgpu_device *adev, struct amdgpu_vm *vm)
{
struct amdgpu_bo_va_mapping *mapping, *tmp;
bool prt_fini_needed = !!adev->gart.gart_funcs->set_prt;
int i;
amd_sched_entity_fini(vm->entity.sched, &vm->entity);
@ -2258,6 +2261,18 @@ void amdgpu_vm_fini(struct amdgpu_device *adev, struct amdgpu_vm *vm)
amdgpu_vm_free_levels(&vm->root);
dma_fence_put(vm->last_dir_update);
for (i = 0; i < AMDGPU_MAX_VMHUBS; i++) {
struct amdgpu_vm_id_manager *id_mgr =
&adev->vm_manager.id_mgr[i];
mutex_lock(&id_mgr->lock);
if (vm->reserved_vmid[i]) {
list_add(&vm->reserved_vmid[i]->list,
&id_mgr->ids_lru);
vm->reserved_vmid[i] = NULL;
}
mutex_unlock(&id_mgr->lock);
}
}
/**

2
drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h
View File

@ -123,6 +123,8 @@ struct amdgpu_vm {
/* client id */
u64 client_id;
/* dedicated to vm */
struct amdgpu_vm_id *reserved_vmid[AMDGPU_MAX_VMHUBS];
/* each VM will map on CSA */
struct amdgpu_bo_va *csa_bo_va;
};