perf/arm-spe: Assign parents for event_source device
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/ Acked-by: Suzuki K Poulose <suzuki.poulose@arm.com> Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com> Link: https://lore.kernel.org/r/20240412161057.14099-24-Jonathan.Cameron@huawei.com Signed-off-by: Will Deacon <will@kernel.org>
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@ -932,6 +932,7 @@ static int arm_spe_pmu_perf_init(struct arm_spe_pmu *spe_pmu)
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spe_pmu->pmu = (struct pmu) {
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.module = THIS_MODULE,
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.parent = &spe_pmu->pdev->dev,
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.capabilities = PERF_PMU_CAP_EXCLUSIVE | PERF_PMU_CAP_ITRACE,
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.attr_groups = arm_spe_pmu_attr_groups,
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/*
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