[igt-dev] [PATCH i-g-t] tests/i915/gem_exec_balancer: Skip the test if no engines are available

[Antonio Argenziano]

On 10/02/20 12:28, Chris Wilson wrote:
> Quoting Antonio Argenziano (2020-02-10 19:39:08)
>> The test needs to have at least some engines to run, if no engines are
>> present flag it as a skip rather than have a pass. This patch also fixes
>> the error check for perf_i915_open().
>>
>> Signed-off-by: Antonio Argenziano <antonio.argenziano at intel.com>
>>
>> Cc: Chris Wilson <chris at chris-wilson.co.uk>
>> Cc: Tvrtko Ursulin <tvrtko.ursulin at linux.intel.com>
>> ---
>>   tests/i915/gem_exec_balancer.c | 20 +++++++++++++++++++-
>>   1 file changed, 19 insertions(+), 1 deletion(-)
>>
>> diff --git a/tests/i915/gem_exec_balancer.c b/tests/i915/gem_exec_balancer.c
>> index 150eba0d..df816feb 100644
>> --- a/tests/i915/gem_exec_balancer.c
>> +++ b/tests/i915/gem_exec_balancer.c
>> @@ -61,7 +61,7 @@ static bool has_class_instance(int i915, uint16_t class, uint16_t instance)
>>          int fd;
>>   
>>          fd = perf_i915_open(i915, I915_PMU_ENGINE_BUSY(class, instance));
>> -       if (fd != -1) {
>> +       if (fd >= 0) {
>>                  close(fd);
>>                  return true;
>>          }
>> @@ -113,6 +113,23 @@ list_engines(int i915, uint32_t class_mask, unsigned int *out)
>>          return engines;
>>   }
>>   
>> +static bool has_engines(int i915)
>> +{
> 
> igt_require(igt_i915_perf_type(i915)); /* or whatever it was called */ ?

Keep it in the fixture?

Antonio

> -Chris
>