On Wednesday, October 29, 2014 10:54:29 AM Mika Westerberg wrote:
> On Wed, Oct 29, 2014 at 04:41:47PM +0900, Alexandre Courbot wrote:
> > On 10/29/2014 06:59 AM, Rafael J. Wysocki wrote:
> > >On Tuesday, October 28, 2014 01:15:27 PM Mika Westerberg wrote:
> > >>acpi_dev_add_driver_gpios() makes it possible to set up mapping between
> > >>properties and ACPI GpioIo resources in a driver, so we can take index
> > >>parameter in acpi_find_gpio() into use with _DSD device properties now.
> > >>
> > >>This index can be used to select a GPIO from a property with multiple
> > >>GPIOs:
> > >>
> > >> Package () {
> > >> "data-gpios",
> > >> Package () {
> > >> \_SB.GPIO, 0, 0, 0,
> > >> \_SB.GPIO, 1, 0, 0,
> > >> \_SB.GPIO, 2, 0, 1,
> > >> }
> > >> }
> > >>
> > >>In order to retrieve the last GPIO from a driver we can simply do:
> > >>
> > >> desc = devm_gpiod_get_index(dev, "data", 2);
> > >>
> > >>and so on.
> > >>
> > >>Signed-off-by: Mika Westerberg <[email protected]>
> > >
> > >Cool. :-)
> > >
> > >Any objections anyone?
> >
> > Looks good to me!
> >
> > Acked-by: Alexandre Courbot <[email protected]>
>
> Thanks!
>
> > Since this looks like a bug fix, shouldn't this be squashed into the
> > relevant patch of the device-properties set?
>
> I agree.
Well, except that the set is in my linux-next branch now and I very much
prefer to do fixes on top of it.
Besides, I'm not sure if that even matters for the current series.
--
I speak only for myself.
Rafael J. Wysocki, Intel Open Source Technology Center.
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