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    Subject[PATCH v4 6/7] drivers/perf: Simplify EVENT ATTR macro in fsl_imx8_ddr_perf.c
    Date
    Use common macro PMU_EVENT_ATTR_ID to simplify IMX8_DDR_PMU_EVENT_ATTR

    Cc: Frank Li <Frank.li@nxp.com>
    Cc: Will Deacon <will@kernel.org>
    Cc: Mark Rutland <mark.rutland@arm.com>
    Reviewed by Frank Li <Frank .li@nxp.com>
    Signed-off-by: Qi Liu <liuqi115@huawei.com>
    ---
    drivers/perf/fsl_imx8_ddr_perf.c | 7 ++-----
    1 file changed, 2 insertions(+), 5 deletions(-)

    diff --git a/drivers/perf/fsl_imx8_ddr_perf.c b/drivers/perf/fsl_imx8_ddr_perf.c
    index df048fe..2a1d787 100644
    --- 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),
    --
    2.7.4
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