linux-kernel - Re: [PATCH v2 0/5] patches to settle i8042 with Intel MID platforms

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Date:	Mon, 05 Jul 2010 12:45:17 -0700
From:	"H. Peter Anvin" <hpa@...or.com>
To:	feng.tang@...el.com
CC:	linux-kernel@...r.kernel.org, tglx@...utronix.de, mingo@...e.hu,
	jacob.jun.pan@...el.com, dtor@...l.ru, randy.dunlap@...cle.com
Subject: Re: [PATCH v2 0/5] patches to settle i8042 with Intel MID platforms

On 07/05/2010 08:03 AM, feng.tang@...el.com wrote:
> From: Feng Tang <feng.tang@...el.com>
> 
> Hi All,
> 
> Some x86 platforms like intel MID platforms don't have i8042 controllers,
> and i8042 driver's probe to some non-exist legacy IO ports may hang
> the MID processor. 
> 
> Current solution for this is add dependency of SERIO_I8042 over
> !X86_MRST, then if we build a x86 kernel image with X86_MRST=y,
> it won't have i8042 driver support over common x86 platforms.
> 
> So we add a i8042 pre-detect hook into x86_platforms ops, so that
> i8042 driver can use it to run-time judge whether to go on with
> probe process.
> 
> Please review these patches.
> 

Looks good to me.  Dmitry, what do you think?

	-hpa

-- 
H. Peter Anvin, Intel Open Source Technology Center
I work for Intel.  I don't speak on their behalf.

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