On Wed, Sep 25, 2019 at 10:30:00AM +0530, Anup Patel wrote:
> On Wed, Sep 25, 2019 at 10:13 AM Greg Kroah-Hartman
> <[email protected]> wrote:
> >
> > On Wed, Sep 25, 2019 at 04:30:03AM +0000, Anup Patel wrote:
> > > We will be using some of the Goldfish virtual platform devices (such
> > > as RTC) on QEMU RISC-V virt machine so this patch enables goldfish
> > > kconfig option for RISC-V architecture.
> > >
> > > Signed-off-by: Anup Patel <[email protected]>
> > > ---
> > >  drivers/platform/goldfish/Kconfig | 2 +-
> > >  1 file changed, 1 insertion(+), 1 deletion(-)
> > >
> > > diff --git a/drivers/platform/goldfish/Kconfig 
> > > b/drivers/platform/goldfish/Kconfig
> > > index 77b35df3a801..0ba825030ffe 100644
> > > --- a/drivers/platform/goldfish/Kconfig
> > > +++ b/drivers/platform/goldfish/Kconfig
> > > @@ -1,7 +1,7 @@
> > >  # SPDX-License-Identifier: GPL-2.0-only
> > >  menuconfig GOLDFISH
> > >       bool "Platform support for Goldfish virtual devices"
> > > -     depends on X86_32 || X86_64 || ARM || ARM64 || MIPS
> > > +     depends on X86_32 || X86_64 || ARM || ARM64 || MIPS || RISCV
> >
> > Why does this depend on any of these?  Can't we just have:
> 
> May be Goldfish drivers were compile tested/tried on these architectures only.

True, but that does not mean a driver should only have a specific list
of arches.  This should only be needed if you _know_ it doesn't work on
a specific arch, not the other way around.

> > >       depends on HAS_IOMEM
> >
> > And that's it?
> 
> I think it should be just "depends on HAS_IOMEM && HAS_DMA" just like
> VirtIO MMIO. Agree ??

No idea, but if that's what  is needed for building, then sure :)

thanks,

greg k-h

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