drivers/perf: Simplify EVENT ATTR macro in fsl_imx8_ddr_perf.c

Use common macro PMU_EVENT_ATTR_ID to simplify IMX8_DDR_PMU_EVENT_ATTR

Reviewed by Frank Li <Frank .li@nxp.com>

Cc: Frank Li <Frank.li@nxp.com>
Cc: Will Deacon <will@kernel.org>
Cc: Mark Rutland <mark.rutland@arm.com>
Signed-off-by: Qi Liu <liuqi115@huawei.com>
Link: https://lore.kernel.org/r/1623220863-58233-7-git-send-email-liuqi115@huawei.com
Signed-off-by: Will Deacon <will@kernel.org>

diff --git a/drivers/perf/fsl_imx8_ddr_perf.c b/drivers/perf/fsl_imx8_ddr_perf.c
index df048fe..2a1d787 100644 (file)
--- a/drivers/perf/fsl_imx8_ddr_perf.c
+++ b/drivers/perf/fsl_imx8_ddr_perf.c
@@ -222,11 +222,8 @@ ddr_pmu_event_show(struct device *dev, struct device_attribute *attr,
        return sysfs_emit(page, "event=0x%02llx\n", pmu_attr->id);
 }
 
-#define IMX8_DDR_PMU_EVENT_ATTR(_name, _id)                            \
-       (&((struct perf_pmu_events_attr[]) {                            \
-               { .attr = __ATTR(_name, 0444, ddr_pmu_event_show, NULL),\
-                 .id = _id, }                                          \
-       })[0].attr.attr)
+#define IMX8_DDR_PMU_EVENT_ATTR(_name, _id)            \
+       PMU_EVENT_ATTR_ID(_name, ddr_pmu_event_show, _id)
 
 static struct attribute *ddr_perf_events_attrs[] = {
        IMX8_DDR_PMU_EVENT_ATTR(cycles, EVENT_CYCLES_ID),