From: Andrew Morton <akpm@osdl.org>
To: OGAWA Hirofumi <hirofumi@mail.parknet.co.jp>
Cc: rmk+lkml@arm.linux.org.uk, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] pcmcia: Add disable_clkrun option
Date: Mon, 22 Nov 2004 14:24:39 -0800 [thread overview]
Message-ID: <20041122142439.45d5f439.akpm@osdl.org> (raw)
In-Reply-To: <87brdqxjn1.fsf@devron.myhome.or.jp>
OGAWA Hirofumi <hirofumi@mail.parknet.co.jp> wrote:
>
> Hi,
>
> I received report that transmission of Realtek 8139 doesn't work. The
> cause of this problem was CLKRUN protocols of laptop's TI 12xx CardBus
> bridge.
>
> And I remember that this problem had happened on Thinkpad before. In
> the case, problem seems solved by similar workaround of sound/oss/cs46xx.c.
What is a CLKRUN protocol and why do we need to disable it? Is it a
hardware bug, or is the kernel malfunctioning in some way?
> This patch adds "disable_clkrun" option as workaround of problem to
> yenta_socket.
We should add a MODULE_PARM_DESC as well, so users have some hope of finding
this option.
But what are the symptoms of the problem? How would a user know that he
should try using this option?
next prev parent reply other threads:[~2004-11-22 22:42 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-11-22 10:28 OGAWA Hirofumi
2004-11-22 22:24 ` Andrew Morton [this message]
2004-11-23 2:23 ` OGAWA Hirofumi
2004-11-23 3:47 ` OGAWA Hirofumi
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