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authorJonathan Cameron <Jonathan.Cameron@huawei.com>2024-04-12 17:10:49 +0100
committerWill Deacon <will@kernel.org>2024-04-19 15:59:31 +0100
commita8889fbf16bc954b8d11f16410963feee6cd9980 (patch)
treeaa5c5447b817147ec528e876460747c907c89c35
parentbc81ae2efbb3f9fd12322787f475b77f51ca2a15 (diff)
downloadlinux-a8889fbf16bc954b8d11f16410963feee6cd9980.tar.gz
perf/arm-smmuv3: 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/ Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com> Link: https://lore.kernel.org/r/20240412161057.14099-23-Jonathan.Cameron@huawei.com Signed-off-by: Will Deacon <will@kernel.org>
-rw-r--r--drivers/perf/arm_smmuv3_pmu.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/perf/arm_smmuv3_pmu.c b/drivers/perf/arm_smmuv3_pmu.c
index 719aa953a1c4d6..d5fa92ba837397 100644
--- a/drivers/perf/arm_smmuv3_pmu.c
+++ b/drivers/perf/arm_smmuv3_pmu.c
@@ -860,6 +860,7 @@ static int smmu_pmu_probe(struct platform_device *pdev)
smmu_pmu->pmu = (struct pmu) {
.module = THIS_MODULE,
+ .parent = &pdev->dev,
.task_ctx_nr = perf_invalid_context,
.pmu_enable = smmu_pmu_enable,
.pmu_disable = smmu_pmu_disable,