On Tue, 27 Oct 2020 19:58:02 +0200 Andy Shevchenko <[email protected]> wrote:
> There are at least few existing users of the proposed API which > retrieves either MEM or IO resource from platform device. > > Make it common to utilize in the existing and new users. > > Signed-off-by: Andy Shevchenko <[email protected]> > Cc: Eric Auger <[email protected]> > Cc: Alex Williamson <[email protected]> > Cc: Cornelia Huck <[email protected]> > Cc: [email protected] > Cc: [email protected] > Cc: Peng Hao <[email protected]> > Cc: Arnd Bergmann <[email protected]> > --- > include/linux/platform_device.h | 13 +++++++++++++ > 1 file changed, 13 insertions(+) > > diff --git a/include/linux/platform_device.h b/include/linux/platform_device.h > index 77a2aada106d..eb8d74744e29 100644 > --- a/include/linux/platform_device.h > +++ b/include/linux/platform_device.h > @@ -52,6 +52,19 @@ extern struct device platform_bus; > > extern struct resource *platform_get_resource(struct platform_device *, > unsigned int, unsigned int); > +static inline > +struct resource *platform_get_mem_or_io_resource(struct platform_device > *pdev, Minor nit: If I would want to break up the long line, I'd use static inline struct resource * platform_get_mem_or_io_resource(...) > + unsigned int num) > +{ > + struct resource *res; > + > + res = platform_get_resource(pdev, IORESOURCE_MEM, num); > + if (res) > + return res; > + > + return platform_get_resource(pdev, IORESOURCE_IO, num); > +} > + > extern struct device * > platform_find_device_by_driver(struct device *start, > const struct device_driver *drv); Reviewed-by: Cornelia Huck <[email protected]>
