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Wed, 9 Jun 2021 14:41:59 +0800 From: Qi Liu To: , , CC: , Mark Rutland Subject: [PATCH v4 2/7] drivers/perf: Simplify EVENT ATTR macro in SMMU PMU driver Date: Wed, 9 Jun 2021 14:40:58 +0800 Message-ID: <1623220863-58233-3-git-send-email-liuqi115@huawei.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1623220863-58233-1-git-send-email-liuqi115@huawei.com> References: <1623220863-58233-1-git-send-email-liuqi115@huawei.com> MIME-Version: 1.0 X-Originating-IP: [10.69.192.56] X-ClientProxiedBy: dggems702-chm.china.huawei.com (10.3.19.179) To dggema757-chm.china.huawei.com (10.1.198.199) X-CFilter-Loop: Reflected X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210608_234211_218289_43961BC8 X-CRM114-Status: GOOD ( 10.52 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Use common macro PMU_EVENT_ATTR_ID to simplify SMMU_EVENT_ATTR Cc: Will Deacon Cc: Mark Rutland Signed-off-by: Qi Liu --- 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),