diff options
| author | Andy Shevchenko <andriy.shevchenko@linux.intel.com> | 2022-09-13 19:31:45 +0300 |
|---|---|---|
| committer | Rafael J. Wysocki <rafael.j.wysocki@intel.com> | 2022-09-19 19:34:42 +0300 |
| commit | 9cde62517f2eba00afb19f096dd783974896b9d9 (patch) | |
| tree | 3248e83ff180440200fbec59995cf58200fc77da /drivers/perf | |
| parent | 3ddaf13982a06d57347052f1fc386f70ef5b086f (diff) | |
| download | linux-9cde62517f2eba00afb19f096dd783974896b9d9.tar.xz | |
perf: qcom_l2_pmu: Refactor _UID handling to use acpi_dev_uid_to_integer()
ACPI utils provide acpi_dev_uid_to_integer() helper to extract _UID as
an integer. Use it instead of custom approach.
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Reviewed-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Diffstat (limited to 'drivers/perf')
| -rw-r--r-- | drivers/perf/qcom_l2_pmu.c | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/drivers/perf/qcom_l2_pmu.c b/drivers/perf/qcom_l2_pmu.c index 30234c261b05..aaca6db7d8f6 100644 --- a/drivers/perf/qcom_l2_pmu.c +++ b/drivers/perf/qcom_l2_pmu.c @@ -840,16 +840,16 @@ static int l2_cache_pmu_probe_cluster(struct device *dev, void *data) { struct platform_device *pdev = to_platform_device(dev->parent); struct platform_device *sdev = to_platform_device(dev); - struct acpi_device *adev = ACPI_COMPANION(dev); struct l2cache_pmu *l2cache_pmu = data; struct cluster_pmu *cluster; - unsigned long fw_cluster_id; + u64 fw_cluster_id; int err; int irq; - if (!adev || kstrtoul(adev->pnp.unique_id, 10, &fw_cluster_id) < 0) { + err = acpi_dev_uid_to_integer(ACPI_COMPANION(dev), &fw_cluster_id); + if (err) { dev_err(&pdev->dev, "unable to read ACPI uid\n"); - return -ENODEV; + return err; } cluster = devm_kzalloc(&pdev->dev, sizeof(*cluster), GFP_KERNEL); @@ -879,7 +879,7 @@ static int l2_cache_pmu_probe_cluster(struct device *dev, void *data) } dev_info(&pdev->dev, - "Registered L2 cache PMU cluster %ld\n", fw_cluster_id); + "Registered L2 cache PMU cluster %lld\n", fw_cluster_id); spin_lock_init(&cluster->pmu_lock); |