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Diffstat (limited to 'drivers/perf/xgene_pmu.c')
-rw-r--r--drivers/perf/xgene_pmu.c12
1 files changed, 2 insertions, 10 deletions
diff --git a/drivers/perf/xgene_pmu.c b/drivers/perf/xgene_pmu.c
index 0d49343d70..c01466ae1e 100644
--- a/drivers/perf/xgene_pmu.c
+++ b/drivers/perf/xgene_pmu.c
@@ -162,18 +162,9 @@ enum xgene_pmu_dev_type {
/*
* sysfs format attributes
*/
-static ssize_t xgene_pmu_format_show(struct device *dev,
- struct device_attribute *attr, char *buf)
-{
- struct dev_ext_attribute *eattr;
-
- eattr = container_of(attr, struct dev_ext_attribute, attr);
- return sysfs_emit(buf, "%s\n", (char *) eattr->var);
-}
-
#define XGENE_PMU_FORMAT_ATTR(_name, _config) \
(&((struct dev_ext_attribute[]) { \
- { .attr = __ATTR(_name, S_IRUGO, xgene_pmu_format_show, NULL), \
+ { .attr = __ATTR(_name, S_IRUGO, device_show_string, NULL), \
.var = (void *) _config, } \
})[0].attr.attr)
@@ -1102,6 +1093,7 @@ 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,