diff mbox series

[v2,21/30] perf/arm-dsu: Assign parents for event_source device

Message ID 20240412161057.14099-22-Jonathan.Cameron@huawei.com (mailing list archive)
State New, archived
Headers show
Series Add parents to struct pmu -> dev | expand

Commit Message

Jonathan Cameron April 12, 2024, 4:10 p.m. UTC 
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>
---
 drivers/perf/arm_dsu_pmu.c | 1 +
 1 file changed, 1 insertion(+)
diff mbox series

Patch

diff --git a/drivers/perf/arm_dsu_pmu.c b/drivers/perf/arm_dsu_pmu.c
index bae3ca37f846..ce98bf169574 100644
--- a/drivers/perf/arm_dsu_pmu.c
+++ b/drivers/perf/arm_dsu_pmu.c
@@ -751,6 +751,7 @@  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,