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From: Thomas Gleixner <tglx@linutronix.de>
To: Feng Tang <feng.tang@intel.com>
Cc: linux-kernel@vger.kernel.org, mingo@elte.hu, hpa@zytor.com,
	jacob.jun.pan@intel.com, dtor@mail.ru, randy.dunlap@oracle.com
Subject: Re: [PATCH 5/5] input: i8042 - add runtime check in x86's i8042_platform_init
Date: Fri, 2 Jul 2010 22:53:23 +0200 (CEST)	[thread overview]
Message-ID: <alpine.LFD.2.00.1007022252480.2525@localhost.localdomain> (raw)
In-Reply-To: <1278059716-7147-6-git-send-email-feng.tang@intel.com>

On Fri, 2 Jul 2010, feng.tang@intel.com wrote:

> From: Feng Tang <feng.tang@intel.com>
> 
> Then it will first check x86_platforms's i8042 detection result,
> then go on with normal probe.
> 
> Cc: Dmitry Torokhov <dtor@mail.ru>
> Signed-off-by: Feng Tang <feng.tang@intel.com>
> ---
>  drivers/input/serio/i8042-x86ia64io.h |    4 ++++
>  1 files changed, 4 insertions(+), 0 deletions(-)
> 
> diff --git a/drivers/input/serio/i8042-x86ia64io.h b/drivers/input/serio/i8042-x86ia64io.h
> index 6168469..2e14fc5 100644
> --- a/drivers/input/serio/i8042-x86ia64io.h
> +++ b/drivers/input/serio/i8042-x86ia64io.h
> @@ -840,6 +840,10 @@ static int __init i8042_platform_init(void)
>  {
>  	int retval;
>  
> +	/* Just return if pre-detection shows no i8042 controller exist */
> +	if (!x86_platform.i8042_detect())
> +		return -ENODEV;

That's going to break IA64 :(

Thanks,

	tglx

  parent reply	other threads:[~2010-07-02 20:53 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-07-02  8:35 [PATCH 0/5] patches to settle i8042 with Intel MID platforms feng.tang
2010-07-02  8:35 ` [PATCH 1/5] x86: add i8042 pre-detection hook to x86_platform_ops feng.tang
2010-07-02  8:35 ` [PATCH 2/5] x86, mrst: add i8042_detect API for Moorestwon platform feng.tang
2010-07-02  8:35 ` [PATCH 3/5] Revert "Input: do not force selecting i8042 on Moorestown" feng.tang
2010-07-02  8:35 ` [PATCH 4/5] Revert "Input: fixup X86_MRST selects" feng.tang
2010-07-02  8:35 ` [PATCH 5/5] input: i8042 - add runtime check in x86's i8042_platform_init feng.tang
2010-07-02 16:59   ` Dmitry Torokhov
2010-07-02 20:53   ` Thomas Gleixner [this message]
2010-07-02 20:58     ` H. Peter Anvin
2010-07-08 20:11       ` Luck, Tony

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