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-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.h4
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c39
-rw-r--r--drivers/gpu/drm/amd/amdkfd/kfd_process.c12
3 files changed, 40 insertions, 15 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.h
index 589939631ed4..0040deaf8a83 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.h
@@ -270,8 +270,10 @@ int amdgpu_amdkfd_get_pcie_bandwidth_mbytes(struct amdgpu_device *adev, bool is_
(&((struct amdgpu_fpriv *) \
((struct drm_file *)(drm_priv))->driver_priv)->vm)
+int amdgpu_amdkfd_gpuvm_set_vm_pasid(struct amdgpu_device *adev,
+ struct file *filp, u32 pasid);
int amdgpu_amdkfd_gpuvm_acquire_process_vm(struct amdgpu_device *adev,
- struct file *filp, u32 pasid,
+ struct file *filp,
void **process_info,
struct dma_fence **ef);
void amdgpu_amdkfd_gpuvm_release_process_vm(struct amdgpu_device *adev,
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c
index 0a854bb8b47e..b15091d8310d 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c
@@ -1429,10 +1429,9 @@ static void amdgpu_amdkfd_gpuvm_unpin_bo(struct amdgpu_bo *bo)
amdgpu_bo_unreserve(bo);
}
-int amdgpu_amdkfd_gpuvm_acquire_process_vm(struct amdgpu_device *adev,
- struct file *filp, u32 pasid,
- void **process_info,
- struct dma_fence **ef)
+int amdgpu_amdkfd_gpuvm_set_vm_pasid(struct amdgpu_device *adev,
+ struct file *filp, u32 pasid)
+
{
struct amdgpu_fpriv *drv_priv;
struct amdgpu_vm *avm;
@@ -1443,10 +1442,6 @@ int amdgpu_amdkfd_gpuvm_acquire_process_vm(struct amdgpu_device *adev,
return ret;
avm = &drv_priv->vm;
- /* Already a compute VM? */
- if (avm->process_info)
- return -EINVAL;
-
/* Free the original amdgpu allocated pasid,
* will be replaced with kfd allocated pasid.
*/
@@ -1455,14 +1450,36 @@ int amdgpu_amdkfd_gpuvm_acquire_process_vm(struct amdgpu_device *adev,
amdgpu_vm_set_pasid(adev, avm, 0);
}
- /* Convert VM into a compute VM */
- ret = amdgpu_vm_make_compute(adev, avm);
+ ret = amdgpu_vm_set_pasid(adev, avm, pasid);
if (ret)
return ret;
- ret = amdgpu_vm_set_pasid(adev, avm, pasid);
+ return 0;
+}
+
+int amdgpu_amdkfd_gpuvm_acquire_process_vm(struct amdgpu_device *adev,
+ struct file *filp,
+ void **process_info,
+ struct dma_fence **ef)
+{
+ struct amdgpu_fpriv *drv_priv;
+ struct amdgpu_vm *avm;
+ int ret;
+
+ ret = amdgpu_file_to_fpriv(filp, &drv_priv);
if (ret)
return ret;
+ avm = &drv_priv->vm;
+
+ /* Already a compute VM? */
+ if (avm->process_info)
+ return -EINVAL;
+
+ /* Convert VM into a compute VM */
+ ret = amdgpu_vm_make_compute(adev, avm);
+ if (ret)
+ return ret;
+
/* Initialize KFD part of the VM and process info */
ret = init_kfd_vm(avm, process_info, ef);
if (ret)
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_process.c b/drivers/gpu/drm/amd/amdkfd/kfd_process.c
index 6caa9dd57ff1..51b1683ac5c1 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_process.c
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_process.c
@@ -1576,9 +1576,9 @@ int kfd_process_device_init_vm(struct kfd_process_device *pdd,
p = pdd->process;
dev = pdd->dev;
- ret = amdgpu_amdkfd_gpuvm_acquire_process_vm(
- dev->adev, drm_file, p->pasid,
- &p->kgd_process_info, &p->ef);
+ ret = amdgpu_amdkfd_gpuvm_acquire_process_vm(dev->adev, drm_file,
+ &p->kgd_process_info,
+ &p->ef);
if (ret) {
pr_err("Failed to create process VM object\n");
return ret;
@@ -1593,10 +1593,16 @@ int kfd_process_device_init_vm(struct kfd_process_device *pdd,
if (ret)
goto err_init_cwsr;
+ ret = amdgpu_amdkfd_gpuvm_set_vm_pasid(dev->adev, drm_file, p->pasid);
+ if (ret)
+ goto err_set_pasid;
+
pdd->drm_file = drm_file;
return 0;
+err_set_pasid:
+ kfd_process_device_destroy_cwsr_dgpu(pdd);
err_init_cwsr:
kfd_process_device_destroy_ib_mem(pdd);
err_reserve_ib_mem: