[Intel-gfx] [igt-dev] [PATCH v2 i-g-t] i915_pm_freq_api: Add some debug to tests

Belgaumkar, Vinay vinay.belgaumkar at intel.com
Tue Jul 18 04:19:13 UTC 2023


On 7/17/2023 6:50 PM, Dixit, Ashutosh wrote:
> On Mon, 17 Jul 2023 11:42:13 -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.
>>
>> v2: Print GT as well (Ashutosh)
>>
>> Signed-off-by: Vinay Belgaumkar <vinay.belgaumkar at intel.com>
>> ---
>>   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..a7bbd4896 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("GT: %d, RPn: %d, RPe: %d, RP0: %d", gt, rpn, rpe, rp0);
>>
>> 	/*
>> 	 * 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);
> I am R-b'ing this but stuff like this should be using igt_assert_lt()
> according to the commit message?
>
> This _lt stuff has to be fixed all over the file, not just this patch, if
> it brings any value (again according to the commit message).
>
> Let me know if you want to fix this now or in a later patch. I'll wait
> before merging.

Yup, I will send out another version with the corrected commit message.

Thanks,

Vinay.

>
> Reviewed-by: Ashutosh Dixit <ashutosh.dixit at intel.com>
>
>> 		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);
>> 	}
>> 	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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