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    Subject[PATCH V11 5/7] soc: qcom: rpmpd: Add support for set performance state
    Date
    From: Rajendra Nayak <rnayak@codeaurora.org>

    NOT FOR MERGE.

    With genpd now expecting power domain drivers supporting performance
    state to support set performance state callbacks, add support for it in
    the rpmpd driver.

    Signed-off-by: Rajendra Nayak <rnayak@codeaurora.org>
    Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org>
    ---
    drivers/soc/qcom/rpmpd.c | 23 +++++++++++++++++++++++
    1 file changed, 23 insertions(+)

    diff --git a/drivers/soc/qcom/rpmpd.c b/drivers/soc/qcom/rpmpd.c
    index 0958d7693c4f..34d2eb4e75bf 100644
    --- a/drivers/soc/qcom/rpmpd.c
    +++ b/drivers/soc/qcom/rpmpd.c
    @@ -230,6 +230,28 @@ static int rpmpd_power_off(struct generic_pm_domain *domain)
    return ret;
    }

    +static int rpmpd_set_performance(struct generic_pm_domain *domain,
    + unsigned int state)
    +{
    + int ret = 0;
    + struct rpmpd *pd = domain_to_rpmpd(domain);
    +
    + mutex_lock(&rpmpd_lock);
    +
    + pd->corner = state;
    +
    + if (!pd->enabled && (pd->key != KEY_FLOOR_CORNER))
    + goto out;
    +
    + ret = rpmpd_aggregate_corner(pd);
    +
    +out:
    + mutex_unlock(&rpmpd_lock);
    +
    + return ret;
    +}
    +
    +
    static int rpmpd_probe(struct platform_device *pdev)
    {
    int i;
    @@ -267,6 +289,7 @@ static int rpmpd_probe(struct platform_device *pdev)
    rpmpds[i]->rpm = rpm;
    rpmpds[i]->pd.power_off = rpmpd_power_off;
    rpmpds[i]->pd.power_on = rpmpd_power_on;
    + rpmpds[i]->pd.genpd_set_performance_state = rpmpd_set_performance;
    pm_genpd_init(&rpmpds[i]->pd, NULL, true);

    data->domains[i] = &rpmpds[i]->pd;
    --
    2.7.4
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