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Date: Tue, 15 Jun 2021 15:24:44 +0200
From: Greg KH <gregkh@linuxfoundation.org>
To: Sergio Paracuellos <sergio.paracuellos@gmail.com>
Cc: Thomas Bogendoerfer <tsbogend@alpha.franken.de>,
	linux-staging@lists.linux.dev, NeilBrown <neil@brown.name>,
	"open list:MIPS" <linux-mips@vger.kernel.org>,
	Ilya Lipnitskiy <ilya.lipnitskiy@gmail.com>,
	John Crispin <john@phrozen.org>
Subject: Re: [PATCH v2 1/3] MIPS: ralink: Define PCI_IOBASE
Message-ID: <YMiqHBVuoyd4EcIz@kroah.com>
References: <20210614100617.28753-1-sergio.paracuellos@gmail.com>
 <20210614100617.28753-2-sergio.paracuellos@gmail.com>
 <20210615130830.GA7029@alpha.franken.de>
 <CAMhs-H8TM=m2ULVYwOFR8kEw4h1EDHOeGaVh9WpvxmY8oP8NTg@mail.gmail.com>
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On Tue, Jun 15, 2021 at 03:12:59PM +0200, Sergio Paracuellos wrote:
> On Tue, Jun 15, 2021 at 3:09 PM Thomas Bogendoerfer
> <tsbogend@alpha.franken.de> wrote:
> >
> > On Mon, Jun 14, 2021 at 12:06:15PM +0200, Sergio Paracuellos wrote:
> > > PCI_IOBASE is used to create VM maps for PCI I/O ports, it is
> > > required by generic PCI drivers to make memory mapped I/O range
> > > work. Hence define it for ralink architectures to be able to
> > > avoid parsing manually IO ranges in PCI generic driver code.
> > > Function 'plat_mem_setup' for ralink is using 'set_io_port_base'
> > > call using '0xa0000000' as address, so use the same address in
> > > the definition to align things.
> > >
> > > Signed-off-by: Sergio Paracuellos <sergio.paracuellos@gmail.com>
> > > ---
> > >  arch/mips/include/asm/mach-ralink/spaces.h | 10 ++++++++++
> > >  1 file changed, 10 insertions(+)
> > >  create mode 100644 arch/mips/include/asm/mach-ralink/spaces.h
> > >
> > > diff --git a/arch/mips/include/asm/mach-ralink/spaces.h b/arch/mips/include/asm/mach-ralink/spaces.h
> > > new file mode 100644
> > > index 000000000000..87d085c9ad61
> > > --- /dev/null
> > > +++ b/arch/mips/include/asm/mach-ralink/spaces.h
> > > @@ -0,0 +1,10 @@
> > > +/* SPDX-License-Identifier: GPL-2.0 */
> > > +#ifndef __ASM_MACH_RALINK_SPACES_H_
> > > +#define __ASM_MACH_RALINK_SPACES_H_
> > > +
> > > +#define PCI_IOBASE   _AC(0xa0000000, UL)
> > > +#define PCI_IOSIZE   SZ_16M
> > > +#define IO_SPACE_LIMIT       (PCI_IOSIZE - 1)
> > > +
> > > +#include <asm/mach-generic/spaces.h>
> > > +#endif
> > > --
> > > 2.25.1
> >
> > Acked-by: Thomas Bogendoerfer <tsbogend@alpha.franken.de>
> 
> Fastest response ever :) Thanks!

Thanks, all now queued up.