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authorJonathan Cameron <Jonathan.Cameron@huawei.com>2024-04-12 19:10:48 +0300
committerWill Deacon <will@kernel.org>2024-04-19 17:59:30 +0300
commitbc81ae2efbb3f9fd12322787f475b77f51ca2a15 (patch)
tree9bbcd87c44e12afa7fa72ac51a888b06da2e1078 /drivers/perf
parent46bed4c740d5de9e2ac62b4cfc20461da463f71b (diff)
downloadlinux-bc81ae2efbb3f9fd12322787f475b77f51ca2a15.tar.xz
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>
Diffstat (limited to 'drivers/perf')
-rw-r--r--drivers/perf/arm_dsu_pmu.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/perf/arm_dsu_pmu.c b/drivers/perf/arm_dsu_pmu.c
index adc0bbb5fafe..92248a24a1aa 100644
--- a/drivers/perf/arm_dsu_pmu.c
+++ b/drivers/perf/arm_dsu_pmu.c
@@ -742,6 +742,7 @@ static int dsu_pmu_device_probe(struct platform_device *pdev)
dsu_pmu->pmu = (struct pmu) {
.task_ctx_nr = perf_invalid_context,
+ .parent = &pdev->dev,
.module = THIS_MODULE,
.pmu_enable = dsu_pmu_enable,
.pmu_disable = dsu_pmu_disable,