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perf/arm-cci: Assign parents for event_source device

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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>
Link: https://lore.kernel.org/r/20240412161057.14099-19-Jonathan.Cameron@huawei.com
Signed-off-by: Will Deacon <will@kernel.org>
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Jonathan Cameron 2024-04-12 17:10:45 +01:00 committed by Will Deacon
parent 1919bd8e0b
commit e7ec4791f9
1 changed files with 1 additions and 0 deletions
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drivers/perf/arm-cci.c
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@ -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,