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hwtracing: hisi_ptt: Assign parent 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 PCI device. Link: https://lore.kernel.org/linux-cxl/ZCLI9A40PJsyqAmq@kroah.com/ Cc: Suzuki K Poulose <suzuki.poulose@arm.com> Reviewed-by: Yicong Yang <yangyicong@hisilicon.com> Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com> Acked-by: Suzuki K Poulose <suzuki.poulose@arm.com> Signed-off-by: Suzuki K Poulose <suzuki.poulose@arm.com> Link: https://lore.kernel.org/r/20240412161057.14099-31-Jonathan.Cameron@huawei.com
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@ -1221,6 +1221,7 @@ static int hisi_ptt_register_pmu(struct hisi_ptt *hisi_ptt)
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hisi_ptt->hisi_ptt_pmu = (struct pmu) {
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.module = THIS_MODULE,
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.parent = &hisi_ptt->pdev->dev,
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.capabilities = PERF_PMU_CAP_EXCLUSIVE | PERF_PMU_CAP_NO_EXCLUDE,
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.task_ctx_nr = perf_sw_context,
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.attr_groups = hisi_ptt_pmu_groups,
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