linux-kernel - Re: [PATCH] i2c: piix4: Replace piix4_smbus driver's cd6h/cd7h port io accesses with mmio accesses

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Message-ID: <CAHp75VfC2XsF2j=obXu7RLNZkKSsZ20eOH2-UMA9AoMAemKa9Q@mail.gmail.com>
Date:   Mon, 10 Jan 2022 12:29:32 +0200
From:   Andy Shevchenko <andy.shevchenko@...il.com>
To:     Wolfram Sang <wsa@...nel.org>, Guenter Roeck <linux@...ck-us.net>,
        Terry.Bowman@....com, Jean Delvare <jdelvare@...e.de>,
        linux-i2c <linux-i2c@...r.kernel.org>,
        linux-watchdog@...r.kernel.org,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Tom Lendacky <thomas.lendacky@....com>
Subject: Re: [PATCH] i2c: piix4: Replace piix4_smbus driver's cd6h/cd7h port
 io accesses with mmio accesses

On Mon, Jan 10, 2022 at 6:25 AM Wolfram Sang <wsa@...nel.org> wrote:
>
> > I think you'll need approval from someone with authority to accept the
> > suggested change in include/linux/ioport.h. No idea who that would be.
>
> ioport.h has no dedicated maintainer. I would modify it via my tree if
> we have enough review. I'd think Guenter, me, and maybe Andy
> (Shevchenko), and Rafael should be a good crowd. So, I suggest to do
> your v2 and add all these people to CC. It is usually easier to talk
> about existing code.

I have briefly read the discussion by the link you provided above in
this thread. I'm not sure I understand the issue and if Intel hardware
is affected. Is there any summary of the problem?

-- 
With Best Regards,
Andy Shevchenko