From: Henrik Rydberg <rydberg@euromail.se>
To: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Cc: akpm@linux-foundation.org, linux-input@vger.kernel.org
Subject: Re: [patch 1/1] input: bcm5974: retract efi-broken suspend_resume
Date: Sun, 14 Mar 2010 10:51:14 +0100 [thread overview]
Message-ID: <4B9CB192.8070702@euromail.se> (raw)
In-Reply-To: <20100313083544.GC22494@core.coreip.homeip.net>
Dmitry Torokhov wrote:
> Henrik,
>
> On Thu, Mar 11, 2010 at 02:04:58PM -0800, akpm@linux-foundation.org wrote:
>> From: "Henrik Rydberg" <rydberg@euromail.se>
>>
>> With the recent system-wide improvements on suspend/resume and EFI booting
>> the suspend_resume method of the bcm5974 has broken. When waking up from
>> the S3 state on the MacBookAir, the trackpad is found in a yet unknown
>> state, unable to switch to the proper multitouch mode. The result is a
>> frozen touchpad, and a flood of errors of the kind
>>
>> bcm5974: bad trackpad package, length: 8.
>>
>> This patch retracts the reset_resume method altogether, falling back on
>> the generic unbind/rebind functionality of the usb layer until further
>> investigations can be made as how to reset the device when booting from
>> efi.
>
> Is the driver still broken on EFI without this patch? I was hoping if I
> ignore the patch long enough EFI will get fixed ;)
>
> Thanks.
>
The problem persists in all grub-efi flavors of version 1.97. I have not been
able to test later versions.
Henrik
prev parent reply other threads:[~2010-03-14 9:51 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-03-11 22:04 [patch 1/1] input: bcm5974: retract efi-broken suspend_resume akpm
2010-03-13 8:35 ` Dmitry Torokhov
2010-03-14 9:51 ` Henrik Rydberg [this message]
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