Re: [PATCH V3 2/4] ACPI / bus: introduce acpi_device_get_match_data() function

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On Friday, November 10, 2017 3:35:41 AM CET Sinan Kaya wrote:
> +linux-acpi@xxxxxxxxxxxxxxx, +Rafael

Thanks!

> On 11/9/2017 9:32 PM, Sinan Kaya wrote:
> > OF has of_device_get_match_data() function to extract driver specific data
> > structure. Add a similar function for ACPI.
> > 
> > Signed-off-by: Sinan Kaya <okaya@xxxxxxxxxxxxxx>
> > ---
> >  drivers/acpi/bus.c   | 12 ++++++++++++
> >  include/linux/acpi.h |  6 ++++++
> >  2 files changed, 18 insertions(+)
> > 
> > diff --git a/drivers/acpi/bus.c b/drivers/acpi/bus.c
> > index 4d0979e..da29c10 100644
> > --- a/drivers/acpi/bus.c
> > +++ b/drivers/acpi/bus.c
> > @@ -785,6 +785,18 @@ const struct acpi_device_id *acpi_match_device(const struct acpi_device_id *ids,
> >  }
> >  EXPORT_SYMBOL_GPL(acpi_match_device);
> >  
> > +void *acpi_device_get_match_data(const struct device *dev)
> > +{
> > +	const struct acpi_device_id *match;
> > +
> > +	match = acpi_match_device(dev->driver->acpi_match_table, dev);
> > +	if (!match)
> > +		return NULL;
> > +
> > +	return (void *)match->driver_data;
> > +}
> > +EXPORT_SYMBOL_GPL(acpi_device_get_match_data);

While I understand that the name follows the OF convention, I have some
doubts on whether it is the best one.

Apart from this the change is fine by me.

Thanks,
Rafael

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