Re: [patch 16/54] Input: i8042 - fix AUX port detection with somechips
From: Chuck Ebbert
Date: Fri Jun 08 2007 - 13:14:10 EST
On 06/08/2007 03:21 AM, Chris Wright wrote:
> -stable review patch. If anyone has any objections, please let us know.
> From: Roland Scheidegger <sroland@xxxxxxxxxxxxxxxxxxxx>
> The i8042 driver fails detection of the AUX port with some chips,
> because they apparently do not change the I8042_CTR_AUXDIS bit
> immediately. This is known to affect at least HP500/HP510 notebooks,
> consequently the built-in touchpad will not work. The patch will simply
> reread the value until it gets the expected value or a retry limit is
> hit, without touching other workaround code in the same area.
> Signed-off-by: Roland Scheidegger <sroland@xxxxxxxxxxxxxxxxxxxx>
> Signed-off-by: Dmitry Torokhov <dtor@xxxxxxx>
> Signed-off-by: Chris Wright <chrisw@xxxxxxxxxxxx>
> Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxx>
> X-Git-Url: http://git.kernel.org/?p=linux%2Fkernel%2Fgit%2Ftorvalds%2Flinux-2.6.git;a=commitdiff_plain;h=d2ada5597d33a9108acb2caf912f85cbc9caab1e
Also needed for 2.6.20.
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