linux-kernel - [PATCH] power: max8925 - Enable power change notifications -- RESEND

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Date:	Sun, 30 Oct 2011 02:51:52 -0700
From:	Philip Rakity <prakity@...vell.com>
To:	"linux-kernel@...r.kernel.org Mailing List" 
	<linux-kernel@...r.kernel.org>
CC:	"cbou@...l.ru" <cbou@...l.ru>,
	David Woodhouse <dwmw2@...radead.org>,
	Anton Vorontsov <cbouatmailru@...il.com>,
	Eric Miao <eric.y.miao@...il.com>,
	Mark Brown <mark.brown314@...il.com>
Subject: [PATCH] power: max8925 - Enable power change notifications   --
 RESEND


Resend

On Aug 29, 2011, at 9:32 AM, Philip Rakity wrote:

> 
> The power core infrastructure allow external power change
> events to be passed to drivers what are listed in the
> supplied_to call back field.  Enable this feature by
> allowing the supplied_to field to be passed to the driver.
> 
> This feature will enable drivers named in the supplied_to field that have a
> external_power_changed callback to be notified when power
> was been turned on or off.
> 
> Signed-off-by: Philip Rakity <prakity@...vell.com>
> ---
> drivers/power/max8925_power.c |    5 +++++
> include/linux/mfd/max8925.h   |    2 ++
> 2 files changed, 7 insertions(+), 0 deletions(-)
> 
> diff --git a/drivers/power/max8925_power.c b/drivers/power/max8925_power.c
> index fd32c08..29b5d2c 100644
> --- a/drivers/power/max8925_power.c
> +++ b/drivers/power/max8925_power.c
> @@ -455,6 +455,8 @@ static __devinit int max8925_power_probe(struct platform_device *pdev)
> 	info->ac.properties = max8925_ac_props;
> 	info->ac.num_properties = ARRAY_SIZE(max8925_ac_props);
> 	info->ac.get_property = max8925_ac_get_prop;
> +	info->ac.supplied_to = pdata->supplied_to;
> +	info->ac.num_supplicants = pdata->num_supplicants;
> 	ret = power_supply_register(&pdev->dev, &info->ac);
> 	if (ret)
> 		goto out;
> @@ -465,6 +467,9 @@ static __devinit int max8925_power_probe(struct platform_device *pdev)
> 	info->usb.properties = max8925_usb_props;
> 	info->usb.num_properties = ARRAY_SIZE(max8925_usb_props);
> 	info->usb.get_property = max8925_usb_get_prop;
> +	info->usb.supplied_to = pdata->supplied_to;
> +	info->usb.num_supplicants = pdata->num_supplicants;
> +
> 	ret = power_supply_register(&pdev->dev, &info->usb);
> 	if (ret)
> 		goto out_usb;
> diff --git a/include/linux/mfd/max8925.h b/include/linux/mfd/max8925.h
> index e742e04..008f807 100644
> --- a/include/linux/mfd/max8925.h
> +++ b/include/linux/mfd/max8925.h
> @@ -225,6 +225,8 @@ struct max8925_power_pdata {
> 	unsigned	fast_charge:3;	/* charge current */
> 	unsigned	no_temp_support:1; /* set if no temperature detect */
> 	unsigned	no_insert_detect:1; /* set if no ac insert detect */
> +	char		**supplied_to;
> +	int		num_supplicants;
> };
> 
> /*
> -- 
> 1.7.6
> 
> 

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