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    Subject[PATCH] pda_power: add function callbacks for suspend and resume
    Date
    Add function prototypes for power management events so they can be
    handled and used by platform implementations.

    Signed-off-by: Daniel Mack <daniel@caiaq.de>
    Cc: Dmitry Baryshkov <dbaryshkov@gmail.com>
    Cc: Anton Vorontsov <cbou@mail.ru>
    Cc: David Woodhouse <dwmw2@infradead.org>
    ---
    drivers/power/pda_power.c | 9 +++++++++
    include/linux/pda_power.h | 2 ++
    2 files changed, 11 insertions(+), 0 deletions(-)

    diff --git a/drivers/power/pda_power.c b/drivers/power/pda_power.c
    index a232de6..0b27b9d 100644
    --- a/drivers/power/pda_power.c
    +++ b/drivers/power/pda_power.c
    @@ -404,6 +404,12 @@ static int usb_wakeup_enabled;

    static int pda_power_suspend(struct platform_device *pdev, pm_message_t state)
    {
    + if (pdata->suspend) {
    + int ret = pdata->suspend(state);
    + if (ret)
    + return ret;
    + }
    +
    if (device_may_wakeup(&pdev->dev)) {
    if (ac_irq)
    ac_wakeup_enabled = !enable_irq_wake(ac_irq->start);
    @@ -423,6 +429,9 @@ static int pda_power_resume(struct platform_device *pdev)
    disable_irq_wake(ac_irq->start);
    }

    + if (pdata->resume)
    + return pdata->resume();
    +
    return 0;
    }
    #else
    diff --git a/include/linux/pda_power.h b/include/linux/pda_power.h
    index d4cf7a2..c9e4d81 100644
    --- a/include/linux/pda_power.h
    +++ b/include/linux/pda_power.h
    @@ -24,6 +24,8 @@ struct pda_power_pdata {
    int (*is_usb_online)(void);
    void (*set_charge)(int flags);
    void (*exit)(struct device *dev);
    + int (*suspend)(pm_message_t state);
    + int (*resume)(void);

    char **supplied_to;
    size_t num_supplicants;
    --
    1.7.0.3


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