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Message-ID: <1623220863-58233-3-git-send-email-liuqi115@huawei.com>
Date: Wed, 9 Jun 2021 14:40:58 +0800
From: Qi Liu <liuqi115@...wei.com>
To: <linux-arm-kernel@...ts.infradead.org>,
<linux-kernel@...r.kernel.org>, <will@...nel.org>
CC: <linuxarm@...wei.com>, Mark Rutland <mark.rutland@....com>
Subject: [PATCH v4 2/7] drivers/perf: Simplify EVENT ATTR macro in SMMU PMU driver
Use common macro PMU_EVENT_ATTR_ID to simplify SMMU_EVENT_ATTR
Cc: Will Deacon <will@...nel.org>
Cc: Mark Rutland <mark.rutland@....com>
Signed-off-by: Qi Liu <liuqi115@...wei.com>
---
drivers/perf/arm_smmuv3_pmu.c | 7 ++-----
1 file changed, 2 insertions(+), 5 deletions(-)
diff --git a/drivers/perf/arm_smmuv3_pmu.c b/drivers/perf/arm_smmuv3_pmu.c
index 7786ccc..d944835 100644
--- a/drivers/perf/arm_smmuv3_pmu.c
+++ b/drivers/perf/arm_smmuv3_pmu.c
@@ -509,11 +509,8 @@ static ssize_t smmu_pmu_event_show(struct device *dev,
return sysfs_emit(page, "event=0x%02llx\n", pmu_attr->id);
}
-#define SMMU_EVENT_ATTR(name, config) \
- (&((struct perf_pmu_events_attr) { \
- .attr = __ATTR(name, 0444, smmu_pmu_event_show, NULL), \
- .id = config, \
- }).attr.attr)
+#define SMMU_EVENT_ATTR(name, config) \
+ PMU_EVENT_ATTR_ID(name, smmu_pmu_event_show, config)
static struct attribute *smmu_pmu_events[] = {
SMMU_EVENT_ATTR(cycles, 0),
--
2.7.4
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