From mboxrd@z Thu Jan  1 00:00:00 1970
From: Adrian Bunk <bunk@stusta.de>
Subject: Re: usblp suspend failure with 2.6.15-rc5
Date: Fri, 9 Dec 2005 22:13:52 +0100
Message-ID: <20051209211351.GF23349@stusta.de>
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To: Carl-Daniel Hailfinger <c-d.hailfinger.devel.2005@gmx.net>
Cc: linux-pm@osdl.org, acpi-devel <acpi-devel@lists.sourceforge.net>, Linux Kernel Mailing List <linux-kernel@vger.kernel.org>, linux-usb-devel@lists.sourceforge.net
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On Tue, Dec 06, 2005 at 07:54:31PM +0100, Carl-Daniel Hailfinger wrote:

> Hi,

Hi Carl-Daniel,

> since I switched to 2.6.15-rc2-git6, my machine is not able to suspend
> anymore if my USB printer is plugged in. The problem is reproducible.
> 
> usb 1-2: new full speed USB device using uhci_hcd and address 3
> drivers/usb/class/usblp.c: usblp0: USB Bidirectional printer dev 3 if 0 alt 
> 0 proto 2 vid 0x04E8 pid 0x3242
> usbcore: registered new driver usblp
> drivers/usb/class/usblp.c: v0.13: USB Printer Device Class driver
> PM: Preparing system for mem sleep
> Stopping tasks: ==================================================|
> usblp 1-2:1.0: no suspend?
> Could not suspend device 1-2: error -16
> Some devices failed to suspend
> Restarting tasks... done
> 
> 
> Earlier kernels (2.6.14.2 and before) worked just fine.
> 
> A first search suggests this problem was introduced between
> 2.6.14 and 2.6.15-rc2-git6. Should I try to narrow it down further?

yes, that would be good.

In this case, it would also help if you'd open a bug at 
bugzilla.kernel.org.

> Regards,
> Carl-Daniel

TIA
Adrian

-- 

       "Is there not promise of rain?" Ling Tan asked suddenly out
        of the darkness. There had been need of rain for many days.
       "Only a promise," Lao Er said.
                                       Pearl S. Buck - Dragon Seed


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