[igt-dev] [PATCH i-g-t] tools/intel_gpu_top: Fixup imc event parsing

Tvrtko Ursulin tvrtko.ursulin at linux.intel.com
Thu Nov 26 16:05:04 UTC 2020


On 26/11/2020 15:48, Chris Wilson wrote:
> After combining rapl_parse and imc_parse into a single pmu_parse, I left
> the "energy-" prefixes used by rapl (but not imc) in place. Lift the
> prefix to rapl_open() so that pmu_parse() does work for both rapl and
> imc!
> 
> Reported-by: Tvrtko Ursulin <tvrtko.ursulin at intel.com>
> Fixes: d0b71b967ccd ("tools/intel_gpu_top: Consolidate imc to use pmu_counter")
> Signed-off-by: Chris Wilson <chris at chris-wilson.co.uk>
> Cc: Tvrtko Ursulin <tvrtko.ursulin at intel.com>
> ---
>   tools/intel_gpu_top.c | 10 +++++-----
>   1 file changed, 5 insertions(+), 5 deletions(-)
> 
> diff --git a/tools/intel_gpu_top.c b/tools/intel_gpu_top.c
> index 5d42a2fad..3ff9236ed 100644
> --- a/tools/intel_gpu_top.c
> +++ b/tools/intel_gpu_top.c
> @@ -151,13 +151,13 @@ static int pmu_parse(struct pmu_counter *pmu, const char *path, const char *str)
>   
>   	result &= igt_sysfs_scanf(dir, "type", "%"PRIu64, &pmu->type) == 1;
>   
> -	snprintf(buf, sizeof(buf) - 1, "events/energy-%s", str);
> +	snprintf(buf, sizeof(buf) - 1, "events/%s", str);
>   	result &= igt_sysfs_scanf(dir, buf, "event=%"PRIx64, &pmu->config) == 1;
>   
> -	snprintf(buf, sizeof(buf) - 1, "events/energy-%s.scale", str);
> +	snprintf(buf, sizeof(buf) - 1, "events/%s.scale", str);
>   	result &= igt_sysfs_scanf(dir, buf, "%lf", &pmu->scale) == 1;
>   
> -	snprintf(buf, sizeof(buf) - 1, "events/energy-%s.unit", str);
> +	snprintf(buf, sizeof(buf) - 1, "events/%s.unit", str);
>   	result &= igt_sysfs_scanf(dir, buf, "%127s", buf) == 1;
>   	pmu->units = strdup(buf);
>   
> @@ -217,13 +217,13 @@ rapl_open(struct pmu_counter *pmu,
>   static void gpu_power_open(struct pmu_counter *pmu,
>   			   struct engines *engines)
>   {
> -	rapl_open(pmu, "gpu", engines);
> +	rapl_open(pmu, "energy-gpu", engines);
>   }
>   
>   static void pkg_power_open(struct pmu_counter *pmu,
>   			   struct engines *engines)
>   {
> -	rapl_open(pmu, "pkg", engines);
> +	rapl_open(pmu, "energy-pkg", engines);
>   }
>   
>   static uint64_t
> 

Reviewed-by: Tvrtko Ursulin <tvrtko.ursulin at intel.com>

Regards,

Tvrtko


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