Re: [PATCH i-g-t] i915_pm_freq_api: Add some debug to tests

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On Fri, 07 Jul 2023 16:23:59 -0700, Vinay Belgaumkar wrote:
>
> Some subtests seem to be failing in CI, use igt_assert_(lt/eq) which
> print the values being compared and some additional debug as well.
>
> Signed-off-by: Vinay Belgaumkar <vinay.belgaumkar@xxxxxxxxx>
> ---
>  tests/i915/i915_pm_freq_api.c | 18 ++++++++----------
>  1 file changed, 8 insertions(+), 10 deletions(-)
>
> diff --git a/tests/i915/i915_pm_freq_api.c b/tests/i915/i915_pm_freq_api.c
> index 522abee35..cdb2e70ca 100644
> --- a/tests/i915/i915_pm_freq_api.c
> +++ b/tests/i915/i915_pm_freq_api.c
> @@ -55,6 +55,7 @@ static void test_freq_basic_api(int dirfd, int gt)
>	rpn = get_freq(dirfd, RPS_RPn_FREQ_MHZ);
>	rp0 = get_freq(dirfd, RPS_RP0_FREQ_MHZ);
>	rpe = get_freq(dirfd, RPS_RP1_FREQ_MHZ);
> +	igt_debug("RPn: %d, RPe: %d, RP0: %d", rpn, rpe, rp0);

Print gt here too.

>
>	/*
>	 * Negative bound tests
> @@ -90,21 +91,18 @@ static void test_reset(int i915, int dirfd, int gt, int count)
>	int fd;
>
>	for (int i = 0; i < count; i++) {
> -		igt_assert_f(set_freq(dirfd, RPS_MIN_FREQ_MHZ, rpn) > 0,
> -			     "Failed after %d good cycles\n", i);
> -		igt_assert_f(set_freq(dirfd, RPS_MAX_FREQ_MHZ, rpn) > 0,
> -			     "Failed after %d good cycles\n", i);
> +		igt_debug("Running cycle: %d", i);
> +		igt_assert(set_freq(dirfd, RPS_MIN_FREQ_MHZ, rpn) > 0);
> +		igt_assert(set_freq(dirfd, RPS_MAX_FREQ_MHZ, rpn) > 0);
>		usleep(ACT_FREQ_LATENCY_US);
> -		igt_assert_f(get_freq(dirfd, RPS_CUR_FREQ_MHZ) == rpn,
> -			     "Failed after %d good cycles\n", i);
> +		igt_assert_eq(get_freq(dirfd, RPS_CUR_FREQ_MHZ), rpn);
>
>		/* Manually trigger a GT reset */
>		fd = igt_debugfs_gt_open(i915, gt, "reset", O_WRONLY);
>		igt_require(fd >= 0);
>		igt_ignore_warn(write(fd, "1\n", 2));
>
> -		igt_assert_f(get_freq(dirfd, RPS_CUR_FREQ_MHZ) == rpn,
> -			     "Failed after %d good cycles\n", i);
> +		igt_assert_eq(get_freq(dirfd, RPS_CUR_FREQ_MHZ), rpn);

Probably ok but why the changes in this loop?

>	}
>	close(fd);
>  }
> @@ -116,13 +114,13 @@ static void test_suspend(int i915, int dirfd, int gt)
>	igt_assert(set_freq(dirfd, RPS_MIN_FREQ_MHZ, rpn) > 0);
>	igt_assert(set_freq(dirfd, RPS_MAX_FREQ_MHZ, rpn) > 0);
>	usleep(ACT_FREQ_LATENCY_US);
> -	igt_assert(get_freq(dirfd, RPS_CUR_FREQ_MHZ) == rpn);
> +	igt_assert_eq(get_freq(dirfd, RPS_CUR_FREQ_MHZ), rpn);
>
>	/* Manually trigger a suspend */
>	igt_system_suspend_autoresume(SUSPEND_STATE_S3,
>				      SUSPEND_TEST_NONE);
>
> -	igt_assert(get_freq(dirfd, RPS_CUR_FREQ_MHZ) == rpn);
> +	igt_assert_eq(get_freq(dirfd, RPS_CUR_FREQ_MHZ), rpn);
>  }
>
>  int i915 = -1;
> --
> 2.38.1
>



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