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Subject[PATCH v2 18/30] perf/arm-cci: Assign parents for event_source device
Date
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@kroah.com/
Reviewed-by: Suzuki K Poulose <suzuki.poulose@arm.com>
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
---
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 6be03f81ae5d..a7fd80677919 100644
--- a/drivers/perf/arm-cci.c
+++ b/drivers/perf/arm-cci.c
@@ -1409,6 +1409,7 @@ 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,
--
2.39.2

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