[PATCH v4 3/7] drivers/perf: Simplify EVENT ATTR macro in qcom_l2_pmu.c

From: Qi Liu
Date: Wed Jun 09 2021 - 02:42:18 EST


Use common macro PMU_EVENT_ATTR_ID to simplify L2CACHE_EVENT_ATTR

Cc: Andy Gross <agross@xxxxxxxxxx>
Cc: Will Deacon <will@xxxxxxxxxx>
Cc: Mark Rutland <mark.rutland@xxxxxxx>
Signed-off-by: Qi Liu <liuqi115@xxxxxxxxxx>
---
drivers/perf/qcom_l2_pmu.c | 7 ++-----
1 file changed, 2 insertions(+), 5 deletions(-)

diff --git a/drivers/perf/qcom_l2_pmu.c b/drivers/perf/qcom_l2_pmu.c
index b60e301..5b093ba 100644
--- a/drivers/perf/qcom_l2_pmu.c
+++ b/drivers/perf/qcom_l2_pmu.c
@@ -679,11 +679,8 @@ static ssize_t l2cache_pmu_event_show(struct device *dev,
return sysfs_emit(page, "event=0x%02llx\n", pmu_attr->id);
}

-#define L2CACHE_EVENT_ATTR(_name, _id) \
- (&((struct perf_pmu_events_attr[]) { \
- { .attr = __ATTR(_name, 0444, l2cache_pmu_event_show, NULL), \
- .id = _id, } \
- })[0].attr.attr)
+#define L2CACHE_EVENT_ATTR(_name, _id) \
+ PMU_EVENT_ATTR_ID(_name, l2cache_pmu_event_show, _id)

static struct attribute *l2_cache_pmu_events[] = {
L2CACHE_EVENT_ATTR(cycles, L2_EVENT_CYCLES),
--
2.7.4