[Intel-gfx] [PATCH i-g-t] igt/perf: Check the GPU is not wedged before running

[Lionel Landwerlin]

On 04/07/18 15:51, Chris Wilson wrote:
> If the GPU is not usable, we will not be able to submit workloads to be
> measured and so observing them will fail.
>
> Signed-off-by: Chris Wilson <chris at chris-wilson.co.uk>
> Cc: Lionel Landwerlin <lionel.g.landwerlin at intel.com>

Which reminds me, some day I'll have to check what happens with 
i915/perf during a hang...

Reviewed-by: Lionel Landwerlin <lionel.g.landwerlin at intel.com>

> ---
>   tests/perf.c | 3 +++
>   1 file changed, 3 insertions(+)
>
> diff --git a/tests/perf.c b/tests/perf.c
> index 95048bfa5..2736918f7 100644
> --- a/tests/perf.c
> +++ b/tests/perf.c
> @@ -4109,7 +4109,10 @@ igt_main
>   		 * should have closed drm_fd...
>   		 */
>   		igt_assert_eq(drm_fd, -1);
> +
>   		drm_fd = drm_open_driver(DRIVER_INTEL);
> +		igt_require_gem(drm_fd);
> +
>   		devid = intel_get_drm_devid(drm_fd);
>   		sysfs = igt_sysfs_open(drm_fd, &card);
>