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[27/32] ARM: imx: Assign parents for mmdc event_source devices

Message ID 20230404134225.13408-28-Jonathan.Cameron@huawei.com
State New
Headers show
Series Add parents to struct pmu -> dev | expand

Commit Message

Jonathan Cameron April 4, 2023, 1:42 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/
Cc: Shawn Guo <shawnguo@kernel.org>
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
---
 arch/arm/mach-imx/mmdc.c | 1 +
 1 file changed, 1 insertion(+)
diff mbox series

Patch

diff --git a/arch/arm/mach-imx/mmdc.c b/arch/arm/mach-imx/mmdc.c
index b9efe9da06e0..a015e0ea915d 100644
--- a/arch/arm/mach-imx/mmdc.c
+++ b/arch/arm/mach-imx/mmdc.c
@@ -436,6 +436,7 @@  static int mmdc_pmu_init(struct mmdc_pmu *pmu_mmdc,
 {
 	*pmu_mmdc = (struct mmdc_pmu) {
 		.pmu = (struct pmu) {
+			.parent		= dev,
 			.task_ctx_nr    = perf_invalid_context,
 			.attr_groups    = attr_groups,
 			.event_init     = mmdc_pmu_event_init,