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authorJonathan Cameron <Jonathan.Cameron@huawei.com>2024-04-12 18:10:45 +0200
committerWill Deacon <will@kernel.org>2024-04-19 16:59:30 +0200
commite7ec4791f903d65548519a9ceeaec4f44a591655 (patch)
tree97b6a1b2e191525486d431793a966359bc46bb90 /drivers/perf
parentperf/alibaba_uncore: Assign parents for event_source device (diff)
downloadlinux-e7ec4791f903d65548519a9ceeaec4f44a591655.tar.xz
linux-e7ec4791f903d65548519a9ceeaec4f44a591655.zip
perf/arm-cci: 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/20240412161057.14099-19-Jonathan.Cameron@huawei.com Signed-off-by: Will Deacon <will@kernel.org>
Diffstat (limited to 'drivers/perf')
-rw-r--r--drivers/perf/arm-cci.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/perf/arm-cci.c b/drivers/perf/arm-cci.c
index 6be03f81ae5d..a7fd80677919 100644
--- a/drivers/perf/arm-cci.c
+++ b/drivers/perf/arm-cci.c
@@ -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,