示例#1
0
/**
 * amdgpu_driver_unload_kms - Main unload function for KMS.
 *
 * @dev: drm dev pointer
 *
 * This is the main unload function for KMS (all asics).
 * Returns 0 on success.
 */
void amdgpu_driver_unload_kms(struct drm_device *dev)
{
	struct amdgpu_device *adev = dev->dev_private;

	if (adev == NULL)
		return;

	if (adev->rmmio == NULL)
		goto done_free;

	if (amdgpu_sriov_vf(adev))
		amdgpu_virt_request_full_gpu(adev, false);

	if (amdgpu_device_is_px(dev)) {
		pm_runtime_get_sync(dev->dev);
		pm_runtime_forbid(dev->dev);
	}

	amdgpu_amdkfd_device_fini(adev);

	amdgpu_acpi_fini(adev);

	amdgpu_device_fini(adev);

done_free:
	kfree(adev);
	dev->dev_private = NULL;
}
/**
 * amdgpu_driver_unload_kms - Main unload function for KMS.
 *
 * @dev: drm dev pointer
 *
 * This is the main unload function for KMS (all asics).
 * Returns 0 on success.
 */
int amdgpu_driver_unload_kms(struct drm_device *dev)
{
	struct amdgpu_device *adev = dev->dev_private;

	if (adev == NULL)
		return 0;

	if (adev->rmmio == NULL)
		goto done_free;

	if (amdgpu_device_is_px(dev)) {
		pm_runtime_get_sync(dev->dev);
		pm_runtime_forbid(dev->dev);
	}

	amdgpu_amdkfd_device_fini(adev);

	amdgpu_acpi_fini(adev);

	amdgpu_device_fini(adev);

done_free:
	kfree(adev);
	dev->dev_private = NULL;
	return 0;
}