On 04/04/2023 14:42, Jonathan Cameron wrote:
Currently the PMU device appears directly under /sys/devices/
Only root busses should appear there, so instead assign the pmu->dev
parent to be the platform device.
Link: https://lore.kernel.org/linux-cxl/ZCLI9A40PJsyqAmq@xxxxxxxxx/
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@xxxxxxxxxx>
Reviewed-by: Suzuki K Poulose <suzuki.poulose@xxxxxxx>
---
drivers/perf/arm-cci.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/perf/arm-cci.c b/drivers/perf/arm-cci.c
index 03b1309875ae..502581ba7d15 100644
--- a/drivers/perf/arm-cci.c
+++ b/drivers/perf/arm-cci.c
@@ -1412,6 +1412,7 @@ static int cci_pmu_init(struct cci_pmu *cci_pmu, struct platform_device *pdev)
cci_pmu->pmu = (struct pmu) {
.module = THIS_MODULE,
+ .parent = &pdev->dev,
.name = cci_pmu->model->name,
.task_ctx_nr = perf_invalid_context,
.pmu_enable = cci_pmu_enable,
