perf/arm-dsu: 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/ Reviewed-by: Suzuki K Poulose <suzuki.poulose@arm.com> Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com> Link: https://lore.kernel.org/r/20240412161057.14099-22-Jonathan.Cameron@huawei.com Signed-off-by: Will Deacon <will@kernel.org>
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@ -742,6 +742,7 @@ static int dsu_pmu_device_probe(struct platform_device *pdev)
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dsu_pmu->pmu = (struct pmu) {
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dsu_pmu->pmu = (struct pmu) {
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.task_ctx_nr = perf_invalid_context,
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.task_ctx_nr = perf_invalid_context,
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.parent = &pdev->dev,
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.module = THIS_MODULE,
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.module = THIS_MODULE,
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.pmu_enable = dsu_pmu_enable,
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.pmu_enable = dsu_pmu_enable,
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.pmu_disable = dsu_pmu_disable,
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.pmu_disable = dsu_pmu_disable,
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