[PATCH v2 09/30] perf/xgene: Assign parents for event_source devices
Jonathan Cameron
Jonathan.Cameron at huawei.com
Fri Apr 12 09:10:36 PDT 2024
Currently all these devices appear directly under /sys/devices/
Only root busses should appear there, so instead assign the pmu->dev
parents to be the hardware related struct device.
Link: https://lore.kernel.org/linux-cxl/ZCLI9A40PJsyqAmq@kroah.com/
Cc: Khuong Dinh <khuong at os.amperecomputing.com>
Signed-off-by: Jonathan Cameron <Jonathan.Cameron at huawei.com>
---
drivers/perf/xgene_pmu.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/perf/xgene_pmu.c b/drivers/perf/xgene_pmu.c
index 0d49343d704b..8823b4c6b556 100644
--- a/drivers/perf/xgene_pmu.c
+++ b/drivers/perf/xgene_pmu.c
@@ -1102,6 +1102,7 @@ static int xgene_init_perf(struct xgene_pmu_dev *pmu_dev, char *name)
/* Perf driver registration */
pmu_dev->pmu = (struct pmu) {
+ .parent = pmu_dev->parent->dev,
.attr_groups = pmu_dev->attr_groups,
.task_ctx_nr = perf_invalid_context,
.pmu_enable = xgene_perf_pmu_enable,
--
2.39.2
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