[Intel-gfx] [igt-dev] [PATCH i-g-t] i915/perf: Skip OA testing on systems too old

[Lionel Landwerlin]

On 16/12/2019 11:34, Chris Wilson wrote:
> Don't flat out fail if the system doesn't support OA, just skip.
>
> Closes: https://gitlab.freedesktop.org/drm/intel/issues/834
> Signed-off-by: Chris Wilson <chris at chris-wilson.co.uk>
> ---
>   tests/perf.c | 4 +---
>   1 file changed, 1 insertion(+), 3 deletions(-)
>
> diff --git a/tests/perf.c b/tests/perf.c
> index f5dd6051e..12f552743 100644
> --- a/tests/perf.c
> +++ b/tests/perf.c
> @@ -884,11 +884,9 @@ init_sys_info(void)
>   	const char *test_set_uuid = NULL;
>   	char buf[256];
>   
> -	igt_assert_neq(devid, 0);
> -
>   	timestamp_frequency = get_cs_timestamp_frequency();
>   	igt_debug("timestamp_frequency = %lu\n", timestamp_frequency);
> -	igt_assert_neq(timestamp_frequency, 0);
> +	igt_require(timestamp_frequency);


This requires a kernel version more recent (4.16) than when perf support 
was added (4.13).

Is this what you intended?


-Lionel


>   
>   	if (IS_HASWELL(devid)) {
>   		/* We don't have a TestOa metric set for Haswell so use