linux-kernel - [PATCH v3 2/9] drivers/perf: hisi: Simplify EVENT ATTR macro in HiSilicon PMU driver

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Message-ID: <1623123201-45634-3-git-send-email-liuqi115@huawei.com>
Date:   Tue, 8 Jun 2021 11:33:14 +0800
From:   Qi Liu <liuqi115@...wei.com>
To:     <linux-arm-kernel@...ts.infradead.org>,
        <linux-kernel@...r.kernel.org>
CC:     <linuxarm@...wei.com>, Shaokun Zhang <zhangshaokun@...ilicon.com>,
        "Will Deacon" <will@...nel.org>,
        Mark Rutland <mark.rutland@....com>
Subject: [PATCH v3 2/9] drivers/perf: hisi: Simplify EVENT ATTR macro in HiSilicon PMU driver

Use common macro PMU_EVENT_ATTR_ID to simplify HISI_PMU_EVENT_ATTR.

Cc: Shaokun Zhang <zhangshaokun@...ilicon.com>
Cc: Will Deacon <will@...nel.org>
Cc: Mark Rutland <mark.rutland@....com>
Signed-off-by: Qi Liu <liuqi115@...wei.com>
---
 drivers/perf/hisilicon/hisi_uncore_pmu.c | 7 +++----
 drivers/perf/hisilicon/hisi_uncore_pmu.h | 2 +-
 2 files changed, 4 insertions(+), 5 deletions(-)

diff --git a/drivers/perf/hisilicon/hisi_uncore_pmu.c b/drivers/perf/hisilicon/hisi_uncore_pmu.c
index 13c68b5..52e3bcb 100644
--- a/drivers/perf/hisilicon/hisi_uncore_pmu.c
+++ b/drivers/perf/hisilicon/hisi_uncore_pmu.c
@@ -43,11 +43,10 @@ EXPORT_SYMBOL_GPL(hisi_format_sysfs_show);
 ssize_t hisi_event_sysfs_show(struct device *dev,
 			      struct device_attribute *attr, char *page)
 {
-	struct dev_ext_attribute *eattr;
-
-	eattr = container_of(attr, struct dev_ext_attribute, attr);
+	struct perf_pmu_events_attr *pmu_attr =
+		container_of(attr, struct perf_pmu_events_attr, attr);
 
-	return sysfs_emit(page, "config=0x%lx\n", (unsigned long)eattr->var);
+	return sysfs_emit(page, "config=0x%llx\n", pmu_attr->id);
 }
 EXPORT_SYMBOL_GPL(hisi_event_sysfs_show);
 
diff --git a/drivers/perf/hisilicon/hisi_uncore_pmu.h b/drivers/perf/hisilicon/hisi_uncore_pmu.h
index ea9d89b..b2504d4 100644
--- a/drivers/perf/hisilicon/hisi_uncore_pmu.h
+++ b/drivers/perf/hisilicon/hisi_uncore_pmu.h
@@ -35,7 +35,7 @@
 #define HISI_PMU_FORMAT_ATTR(_name, _config)		\
 	HISI_PMU_ATTR(_name, hisi_format_sysfs_show, (void *)_config)
 #define HISI_PMU_EVENT_ATTR(_name, _config)		\
-	HISI_PMU_ATTR(_name, hisi_event_sysfs_show, (unsigned long)_config)
+	PMU_EVENT_ATTR_ID(_name, hisi_event_sysfs_show, _config)
 
 #define HISI_PMU_EVENT_ATTR_EXTRACTOR(name, config, hi, lo)        \
 	static inline u32 hisi_get_##name(struct perf_event *event)            \
-- 
2.7.4