[PATCH 30/32] drivers/nvdimm: Assign parent for event_source device

[Jonathan Cameron]

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@xxxxxxxxx/
Cc: Dan Williams <dan.j.williams@xxxxxxxxx>
Cc: nvdimm@xxxxxxxxxxxxxxx
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@xxxxxxxxxx>
---
 drivers/nvdimm/nd_perf.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/nvdimm/nd_perf.c b/drivers/nvdimm/nd_perf.c
index 433bbb68ae64..67de6069edfb 100644
--- a/drivers/nvdimm/nd_perf.c
+++ b/drivers/nvdimm/nd_perf.c
@@ -292,6 +292,7 @@ int register_nvdimm_pmu(struct nvdimm_pmu *nd_pmu, struct platform_device *pdev)
 	 * device data in events functions.
 	 */
 	nd_pmu->dev = &pdev->dev;
+	nd_pmu->pmu.parent = &pdev->dev;
 
 	/* Fill attribute groups for the nvdimm pmu device */
 	nd_pmu->pmu.attr_groups[NVDIMM_PMU_FORMAT_ATTR] = &nvdimm_pmu_format_group;
-- 
2.37.2