All of lore.kernel.org
 help / color / mirror / Atom feed
From: Arnd Bergmann <arnd@arndb.de>
To: Sergio Paracuellos <sergio.paracuellos@gmail.com>
Cc: Thomas Bogendoerfer <tsbogend@alpha.franken.de>,
	Rob Herring <robh@kernel.org>, Arnd Bergmann <arnd@arndb.de>,
	Catalin Marinas <catalin.marinas@arm.com>,
	Liviu Dudau <Liviu.Dudau@arm.com>,
	Bjorn Helgaas <bhelgaas@google.com>,
	Matthias Brugger <matthias.bgg@gmail.com>,
	gregkh <gregkh@linuxfoundation.org>,
	"open list:BROADCOM NVRAM DRIVER" <linux-mips@vger.kernel.org>,
	linux-pci <linux-pci@vger.kernel.org>,
	linux-staging@lists.linux.dev, neil@brown.name,
	Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH 3/6] MIPS: ralink: set PCI_IOBASE to 'mips_io_port_base'
Date: Sat, 25 Sep 2021 19:32:43 +0200	[thread overview]
Message-ID: <CAK8P3a3O+tVZDFDHGtUwm0sDkCHJY3DU13S+KGgMCHyZO1E9Fw@mail.gmail.com> (raw)
In-Reply-To: <20210924211139.3477-4-sergio.paracuellos@gmail.com>

On Fri, Sep 24, 2021 at 11:11 PM Sergio Paracuellos
<sergio.paracuellos@gmail.com> wrote:
>
> By default MIPS architecture use function 'set_io_port_base()' to set the
> virtual address of the first IO port. This function at the end sets variable
> 'mips_io_port_base' with the desired address. To align things and allow
> to change first IO port location address for PCI, set PCI_IOBASE definition
> as 'mips_io_port_base'. Also, we only need a size of 64 KB.
>
> Signed-off-by: Sergio Paracuellos <sergio.paracuellos@gmail.com>
> ---
>  arch/mips/include/asm/mach-ralink/spaces.h | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/arch/mips/include/asm/mach-ralink/spaces.h b/arch/mips/include/asm/mach-ralink/spaces.h
> index 87d085c9ad61..05d14c21c417 100644
> --- a/arch/mips/include/asm/mach-ralink/spaces.h
> +++ b/arch/mips/include/asm/mach-ralink/spaces.h
> @@ -2,8 +2,8 @@
>  #ifndef __ASM_MACH_RALINK_SPACES_H_
>  #define __ASM_MACH_RALINK_SPACES_H_
>
> -#define PCI_IOBASE     _AC(0xa0000000, UL)
> -#define PCI_IOSIZE     SZ_16M
> +#define PCI_IOBASE     mips_io_port_base
> +#define PCI_IOSIZE     SZ_64K
>  #define IO_SPACE_LIMIT (PCI_IOSIZE - 1)

Acked-by: Arnd Bergmann <arnd@arndb.de>

  reply	other threads:[~2021-09-25 17:33 UTC|newest]

Thread overview: 24+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-09-24 21:11 [PATCH 0/6] MIPS: ralink: fix PCI IO resources Sergio Paracuellos
2021-09-24 21:11 ` [PATCH 1/6] Revert "MIPS: ralink: don't define PC_IOBASE but increase IO_SPACE_LIMIT" Sergio Paracuellos
2021-09-24 21:11 ` [PATCH 2/6] Revert "staging: mt7621-pci: set end limit for 'ioport_resource'" Sergio Paracuellos
2021-09-25 17:33   ` Arnd Bergmann
2021-09-25 17:33     ` Arnd Bergmann
2021-09-24 21:11 ` [PATCH 3/6] MIPS: ralink: set PCI_IOBASE to 'mips_io_port_base' Sergio Paracuellos
2021-09-25 17:32   ` Arnd Bergmann [this message]
2021-09-25 17:32     ` Arnd Bergmann
2021-09-24 21:11 ` [PATCH 4/6] PCI: allow architecture specific implementation of pci_remap_iospace() Sergio Paracuellos
2021-09-25  2:42   ` Bjorn Helgaas
2021-09-25 17:38   ` Arnd Bergmann
2021-09-25 17:38     ` Arnd Bergmann
2021-09-24 21:11 ` [PATCH 5/6] MIPS: implement architecture dependent 'pci_remap_iospace()' Sergio Paracuellos
2021-09-25 17:32   ` Arnd Bergmann
2021-09-25 17:32     ` Arnd Bergmann
2021-09-25 18:08     ` Sergio Paracuellos
2021-09-25 18:08       ` Sergio Paracuellos
2021-09-25 19:34       ` Arnd Bergmann
2021-09-25 19:34         ` Arnd Bergmann
2021-09-25 20:16         ` Sergio Paracuellos
2021-09-25 20:16           ` Sergio Paracuellos
2021-09-24 21:11 ` [PATCH 6/6] staging: mt7621-pci: properly adjust base address for the IO window Sergio Paracuellos
2021-09-25 17:33   ` Arnd Bergmann
2021-09-25 17:33     ` Arnd Bergmann

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=CAK8P3a3O+tVZDFDHGtUwm0sDkCHJY3DU13S+KGgMCHyZO1E9Fw@mail.gmail.com \
    --to=arnd@arndb.de \
    --cc=Liviu.Dudau@arm.com \
    --cc=bhelgaas@google.com \
    --cc=catalin.marinas@arm.com \
    --cc=gregkh@linuxfoundation.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=linux-mips@vger.kernel.org \
    --cc=linux-pci@vger.kernel.org \
    --cc=linux-staging@lists.linux.dev \
    --cc=matthias.bgg@gmail.com \
    --cc=neil@brown.name \
    --cc=robh@kernel.org \
    --cc=sergio.paracuellos@gmail.com \
    --cc=tsbogend@alpha.franken.de \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body. 
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.