Re: [PATCH] pda_power: add function callbacks for suspend andresume

[Daniel Mack]

Ping.

On Mon, Apr 12, 2010 at 11:33:22PM +0200, Daniel Mack wrote:
> Add function prototypes for power management events so they can be
> handled and used by platform implementations.
> 
> Signed-off-by: Daniel Mack <daniel@xxxxxxxx>
> Cc: Dmitry Baryshkov <dbaryshkov@xxxxxxxxx>
> Cc: Anton Vorontsov <cbou@xxxxxxx>
> Cc: David Woodhouse <dwmw2@xxxxxxxxxxxxx>
> ---
>  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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