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    SubjectRE: [PATCH v2 2/4] opp: add API which get max freq by voltage
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    >This API will get voltage as input parameter.
    >Search all opp items for the item which with max frequency,
    >and the voltae is smaller than provided voltage.
    >
    >Signed-off-by: Andrew-sh.Cheng <andrew-sh.cheng@mediatek.com>
    >---
    > drivers/opp/core.c | 55 ++++++++++++++++++++++++++++++++++++++++++++++++++
    > include/linux/pm_opp.h | 8 ++++++++
    > 2 files changed, 63 insertions(+)
    >
    >diff --git a/include/linux/pm_opp.h b/include/linux/pm_opp.h
    >index 24c757a..57deef9 100644
    >--- a/include/linux/pm_opp.h
    >+++ b/include/linux/pm_opp.h
    >@@ -102,6 +102,8 @@ struct dev_pm_opp *dev_pm_opp_find_freq_exact(struct device *dev,
    >
    > struct dev_pm_opp *dev_pm_opp_find_freq_floor(struct device *dev,
    > unsigned long *freq);
    >+struct dev_pm_opp *dev_pm_opp_find_max_freq_by_volt(struct device *dev,
    >+ unsigned long u_volt);

    For the symmetricity, wouldn't it be better to name it
    dev_pm_opp_find_volt_ceiling(dev, u_volt); ?

    Cheers,
    MyungJoo


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