diff options
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.h | 4 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c | 50 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/amdkfd/kfd_process.c | 27 |
3 files changed, 10 insertions, 71 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.h index 14f68c028126..5ffb07b02810 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.h @@ -234,14 +234,10 @@ uint8_t amdgpu_amdkfd_get_xgmi_hops_count(struct kgd_dev *dst, struct kgd_dev *s }) /* GPUVM API */ -int amdgpu_amdkfd_gpuvm_create_process_vm(struct kgd_dev *kgd, u32 pasid, - void **vm, void **process_info, - struct dma_fence **ef); int amdgpu_amdkfd_gpuvm_acquire_process_vm(struct kgd_dev *kgd, struct file *filp, u32 pasid, void **vm, void **process_info, struct dma_fence **ef); -void amdgpu_amdkfd_gpuvm_destroy_process_vm(struct kgd_dev *kgd, void *vm); void amdgpu_amdkfd_gpuvm_release_process_vm(struct kgd_dev *kgd, void *vm); uint64_t amdgpu_amdkfd_gpuvm_get_process_page_dir(void *vm); int amdgpu_amdkfd_gpuvm_alloc_memory_of_gpu( diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c index 6622695a5eed..7d4118c8128a 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c @@ -1034,41 +1034,6 @@ create_evict_fence_fail: return ret; } -int amdgpu_amdkfd_gpuvm_create_process_vm(struct kgd_dev *kgd, u32 pasid, - void **vm, void **process_info, - struct dma_fence **ef) -{ - struct amdgpu_device *adev = get_amdgpu_device(kgd); - struct amdgpu_vm *new_vm; - int ret; - - new_vm = kzalloc(sizeof(*new_vm), GFP_KERNEL); - if (!new_vm) - return -ENOMEM; - - /* Initialize AMDGPU part of the VM */ - ret = amdgpu_vm_init(adev, new_vm, AMDGPU_VM_CONTEXT_COMPUTE, pasid); - if (ret) { - pr_err("Failed init vm ret %d\n", ret); - goto amdgpu_vm_init_fail; - } - - /* Initialize KFD part of the VM and process info */ - ret = init_kfd_vm(new_vm, process_info, ef); - if (ret) - goto init_kfd_vm_fail; - - *vm = (void *) new_vm; - - return 0; - -init_kfd_vm_fail: - amdgpu_vm_fini(adev, new_vm); -amdgpu_vm_init_fail: - kfree(new_vm); - return ret; -} - int amdgpu_amdkfd_gpuvm_acquire_process_vm(struct kgd_dev *kgd, struct file *filp, u32 pasid, void **vm, void **process_info, @@ -1135,21 +1100,6 @@ void amdgpu_amdkfd_gpuvm_destroy_cb(struct amdgpu_device *adev, } } -void amdgpu_amdkfd_gpuvm_destroy_process_vm(struct kgd_dev *kgd, void *vm) -{ - struct amdgpu_device *adev = get_amdgpu_device(kgd); - struct amdgpu_vm *avm = (struct amdgpu_vm *)vm; - - if (WARN_ON(!kgd || !vm)) - return; - - pr_debug("Destroying process vm %p\n", vm); - - /* Release the VM context */ - amdgpu_vm_fini(adev, avm); - kfree(vm); -} - void amdgpu_amdkfd_gpuvm_release_process_vm(struct kgd_dev *kgd, void *vm) { struct amdgpu_device *adev = get_amdgpu_device(kgd); diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_process.c b/drivers/gpu/drm/amd/amdkfd/kfd_process.c index d4241d29ea94..d97e330a5022 100644 --- a/drivers/gpu/drm/amd/amdkfd/kfd_process.c +++ b/drivers/gpu/drm/amd/amdkfd/kfd_process.c @@ -935,9 +935,6 @@ static void kfd_process_destroy_pdds(struct kfd_process *p) pdd->dev->kgd, pdd->vm); fput(pdd->drm_file); } - else if (pdd->vm) - amdgpu_amdkfd_gpuvm_destroy_process_vm( - pdd->dev->kgd, pdd->vm); if (pdd->qpd.cwsr_kaddr && !pdd->qpd.cwsr_base) free_pages((unsigned long)pdd->qpd.cwsr_kaddr, @@ -1375,19 +1372,18 @@ int kfd_process_device_init_vm(struct kfd_process_device *pdd, struct kfd_dev *dev; int ret; + if (!drm_file) + return -EINVAL; + if (pdd->vm) - return drm_file ? -EBUSY : 0; + return -EBUSY; p = pdd->process; dev = pdd->dev; - if (drm_file) - ret = amdgpu_amdkfd_gpuvm_acquire_process_vm( - dev->kgd, drm_file, p->pasid, - &pdd->vm, &p->kgd_process_info, &p->ef); - else - ret = amdgpu_amdkfd_gpuvm_create_process_vm(dev->kgd, p->pasid, - &pdd->vm, &p->kgd_process_info, &p->ef); + ret = amdgpu_amdkfd_gpuvm_acquire_process_vm( + dev->kgd, drm_file, p->pasid, + &pdd->vm, &p->kgd_process_info, &p->ef); if (ret) { pr_err("Failed to create process VM object\n"); return ret; @@ -1409,8 +1405,6 @@ int kfd_process_device_init_vm(struct kfd_process_device *pdd, err_init_cwsr: err_reserve_ib_mem: kfd_process_device_free_bos(pdd); - if (!drm_file) - amdgpu_amdkfd_gpuvm_destroy_process_vm(dev->kgd, pdd->vm); pdd->vm = NULL; return ret; @@ -1435,6 +1429,9 @@ struct kfd_process_device *kfd_bind_process_to_device(struct kfd_dev *dev, return ERR_PTR(-ENOMEM); } + if (!pdd->vm) + return ERR_PTR(-ENODEV); + /* * signal runtime-pm system to auto resume and prevent * further runtime suspend once device pdd is created until @@ -1452,10 +1449,6 @@ struct kfd_process_device *kfd_bind_process_to_device(struct kfd_dev *dev, if (err) goto out; - err = kfd_process_device_init_vm(pdd, NULL); - if (err) - goto out; - /* * make sure that runtime_usage counter is incremented just once * per pdd |