[PATCH v3 6/6] perf/arm-dsu: refactor cpu id retrieval via new API of_cpu_phandle_to_id

Alireza Sanaee
2025-07-18T10:14:42Z

Update arm-dsu to use the new API (of_cpu_phandle_to_id).

Signed-off-by: Alireza Sanaee <alireza.sanaee@huawei.com>
---
drivers/perf/arm_dsu_pmu.c | 7 +------
1 file changed, 1 insertion(+), 6 deletions(-)

diff --git a/drivers/perf/arm_dsu_pmu.c b/drivers/perf/arm_dsu_pmu.c
index cb4fb59fe04b..8f76bd94349c 100644
--- a/drivers/perf/arm_dsu_pmu.c
+++ b/drivers/perf/arm_dsu_pmu.c
@@ -591,17 +591,12 @@ static struct dsu_pmu *dsu_pmu_alloc(struct platform_device *pdev)
static int dsu_pmu_dt_get_cpus(struct device *dev, cpumask_t *mask)
{
int i = 0, n, cpu;
- struct device_node *cpu_node;

n = of_count_phandle_with_args(dev->of_node, "cpus", NULL);
if (n <= 0)
return -ENODEV;
for (; i < n; i++) {
- cpu_node = of_parse_phandle(dev->of_node, "cpus", i);
- if (!cpu_node)
- break;
- cpu = of_cpu_node_to_id(cpu_node);
- of_node_put(cpu_node);
+ cpu = of_cpu_phandle_to_id(dev->of_node, NULL, i);
/*
* We have to ignore the failures here and continue scanning
* the list to handle cases where the nr_cpus could be capped
--
2.43.0