Re: [Intel-xe] [PATCH 2/4] drm/xe/selftests: hold rpm for ccs_test_migrate()

[Nirmoy Das <nirmoy.das@linux.intel.com>]

On 7/13/2023 11:41 AM, Matthew Auld wrote:
> The GPU job will keep the device awake, however assumption here is that
> caller of xe_migrate_clear() is also holding mem_access.ref otherwise we
> hit the asserts in xe_sa_bo_flush_write() prior to the job construction.
>
> Signed-off-by: Matthew Auld <matthew.auld@intel.com>
Reviewed-by: Nirmoy Das <nirmoy.das@intel.com>
> Cc: Matthew Brost <matthew.brost@intel.com>
> ---
>   drivers/gpu/drm/xe/tests/xe_bo.c | 6 ++++++
>   1 file changed, 6 insertions(+)
>
> diff --git a/drivers/gpu/drm/xe/tests/xe_bo.c b/drivers/gpu/drm/xe/tests/xe_bo.c
> index edee4116c59d..6aad1443b00e 100644
> --- a/drivers/gpu/drm/xe/tests/xe_bo.c
> +++ b/drivers/gpu/drm/xe/tests/xe_bo.c
> @@ -158,9 +158,15 @@ static int ccs_test_run_device(struct xe_device *xe)
>   		return 0;
>   	}
>   
> +	xe_pm_runtime_get(xe); /* FIXME: remove once mem_access actually works */
> +	xe_device_mem_access_get(xe);
> +
>   	for_each_gt(gt, xe, id)
>   		ccs_test_run_gt(xe, gt, test);
>   
> +	xe_device_mem_access_put(xe);
> +	xe_pm_runtime_put(xe);
> +
>   	return 0;
>   }
>