Re: [PATCH 3/3] net: via-rhine: add OF bus binding

[Ben Hutchings]

On Tue, 2014-01-28 at 22:31 +0400, Alexey Charkov wrote:
> 2014/1/28 Ben Hutchings <ben@xxxxxxxxxxxxxxx>:
> > On Mon, 2014-01-27 at 19:34 +0400, Alexey Charkov wrote:
> >> 2014/1/27 Ben Hutchings <ben@xxxxxxxxxxxxxxx>:
> >> > On Mon, 2014-01-27 at 15:51 +0400, Alexey Charkov wrote:
> >> >> This should make the driver usable with VIA/WonderMedia ARM-based
> >> >> Systems-on-Chip integrated Rhine III adapters. Note that these
> >> >> are always in MMIO mode, and don't have any known EEPROM.
> >> > [...]
> >> >> --- a/drivers/net/ethernet/via/Kconfig
> >> >> +++ b/drivers/net/ethernet/via/Kconfig
> >> >> @@ -19,7 +19,7 @@ if NET_VENDOR_VIA
> >> >>
> >> >>  config VIA_RHINE
> >> >>         tristate "VIA Rhine support"
> >> >> -       depends on PCI
> >> >> +       depends on (PCI || USE_OF)
> >> >>         select CRC32
> >> >>         select MII
> >> >>         ---help---
> >> >
> >> > This seems like the right thing to do, but it means you need to add
> >> > #ifdef CONFIG_PCI and #ifdef CONFIG_USE_OF around the driver structures
> >> > and related functions.
> >>
> >> Frankly, I would like to avoid that if possible (as pointed out in the
> >> cover email), as I believe we would get a cleaner driver without
> >> #ifdef. This is also the way it was done in via-velocity, and it works
> >> just fine.
> >
> > OK, I'm surprised that all the PCI functions have dummy definitions.
> >
> >> > You should compile-test in configurations that have just one of those
> >> > dependencies enabled.
> >>
> >> This has been compile-tested and runtime-tested in OF-only
> >> configuration on WM8950, and Roger also tested it in PCI-only
> >> configuration, so it seems to work fine.
> > [...]
> >
> > Good, then I have no objection.
> 
> Thanks Ben! Would it be fine to add your Reviewed-by at the next
> iteration, once I fix indentation of function arguments and
> dev_is_pci()?

Sorry, I don't think I know enough to claim that I've reviewed the whole
thing properly.

Ben.

-- 
Ben Hutchings
It is easier to write an incorrect program than to understand a correct one.

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