Re: [PATCH v3 1/2] Input: axp20x-pek: use driver_data of platform_device_id instead of extended attributes
From: Dmitry Torokhov
Date: Wed Aug 16 2017 - 20:46:10 EST
On Mon, Aug 14, 2017 at 06:03:44PM +0800, Chen-Yu Tsai wrote:
> On Wed, Aug 9, 2017 at 5:45 PM, Quentin Schulz
> <quentin.schulz@xxxxxxxxxxxxxxxxxx> wrote:
> > To prepare an upcoming patch adding support for another PMIC that has
> > different startup and shutdown time, use driver_data of
> > platform_device_id instead of a fixed extended device attribute.
> >
> > By doing so, we also remove a lot of nested structures that aren't
> > useful.
> >
> > With this patch, a new PMIC can be easily supported by just filling
> > correctly its ax20x_info structure and adding a platform_device_id.
> >
> > Moreover, since we get rid of extended attributes, rename
> > axp20x_store_ext_attr to axp20x_store_attr and axp20x_show_ext_attr to
> > axp20x_show_attr.
> >
> > Signed-off-by: Quentin Schulz <quentin.schulz@xxxxxxxxxxxxxxxxxx>
>
> Acked-by: Chen-Yu Tsai <wens@xxxxxxxx>
Applied, thank you.
>
> [...]
>
> > +
> > +DEVICE_ATTR(startup, 0644, axp20x_show_attr_startup, axp20x_store_attr_startup);
> > +DEVICE_ATTR(shutdown, 0644, axp20x_show_attr_shutdown,
> > + axp20x_store_attr_shutdown);
> >
>
> You could use DEVICE_ATTR_RW(...) if you renamed the function names to
> fit the macro if you wanted.
--
Dmitry