linux-kernel - Re: 2.6.20-rc5: usb mouse breaks suspend to ram

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Date:	Tue, 16 Jan 2007 16:25:20 -0500
From:	"Dmitry Torokhov" <dmitry.torokhov@...il.com>
To:	"Pavel Machek" <pavel@....cz>
Cc:	"kernel list" <linux-kernel@...r.kernel.org>,
	"Linux usb mailing list" <linux-usb-devel@...ts.sourceforge.net>
Subject: Re: 2.6.20-rc5: usb mouse breaks suspend to ram

On 1/16/07, Pavel Machek <pavel@....cz> wrote:
> Hi!
>
> > >I started using el-cheapo usb mouse... only to find out that it breaks
> > >suspend to RAM. Suspend-to-disk works okay. I was not able to extract
> > >any usefull messages...
> > >
> > >Resume process hangs; I can still switch console and even type on
> > >keyboard, but userland is dead, and I was not able to get magic sysrq
> > >to respond.
> >
> > Are you using hid or usbmouse?
>
> I think it is hid:
>
> pavel@amd:/data/l/linux$ cat .config | grep MOUSE
> CONFIG_INPUT_MOUSEDEV=y
> CONFIG_INPUT_MOUSEDEV_PSAUX=y
> CONFIG_INPUT_MOUSEDEV_SCREEN_X=1024
> CONFIG_INPUT_MOUSEDEV_SCREEN_Y=768
> CONFIG_INPUT_MOUSE=y
> CONFIG_MOUSE_PS2=y
> CONFIG_MOUSE_SERIAL=y
> # CONFIG_MOUSE_INPORT is not set
> # CONFIG_MOUSE_LOGIBM is not set
> # CONFIG_MOUSE_PC110PAD is not set
> # CONFIG_MOUSE_VSXXXAA is not set
> # CONFIG_USB_IDMOUSE is not set
> pavel@amd:/data/l/linux$ cat .config | grep HID
> CONFIG_BT_HIDP=y
> # HID Devices
> CONFIG_HID=y
> CONFIG_USB_HID=y
> # CONFIG_USB_HIDINPUT_POWERBOOK is not set
> # CONFIG_HID_FF is not set
> # CONFIG_USB_HIDDEV is not set
> # CONFIG_USB_PHIDGET is not set
> pavel@amd:/data/l/linux$
>
> Should I disable config_hid and try some other driver?

No, HID is the preferred... I am not sure what is going on - on my box
STR does not work at all thanks to nvidia chip turning the display on
all the way as the very last step of suspend ;(

-- 
Dmitry
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