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Subject[PATCH v2 03/30] perf/hisi-uncore: Assign parents for event_source devices
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: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Reviewed-by: Yicong Yang <yangyicong@hisilicon.com>
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
---
drivers/perf/hisilicon/hisi_uncore_pmu.c | 1 +
1 file changed, 1 insertion(+)

diff --git a/drivers/perf/hisilicon/hisi_uncore_pmu.c b/drivers/perf/hisilicon/hisi_uncore_pmu.c
index 04031450d5fe..5519965600dc 100644
--- a/drivers/perf/hisilicon/hisi_uncore_pmu.c
+++ b/drivers/perf/hisilicon/hisi_uncore_pmu.c
@@ -538,6 +538,7 @@ void hisi_pmu_init(struct hisi_pmu *hisi_pmu, struct module *module)
struct pmu *pmu = &hisi_pmu->pmu;

pmu->module = module;
+ pmu->parent = hisi_pmu->dev;
pmu->task_ctx_nr = perf_invalid_context;
pmu->event_init = hisi_uncore_pmu_event_init;
pmu->pmu_enable = hisi_uncore_pmu_enable;
--
2.39.2

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