Re: linux-next: USB mouse won't work after resume.

From: Oliver Neukum
Date: Tue Feb 17 2009 - 15:41:25 EST


Am Tuesday 17 February 2009 14:37:04 schrieb Laurent Riffard:
> Le 17.02.2009 11:35, Oliver Neukum a Ãcrit :
> > Am Tuesday 17 February 2009 10:55:57 schrieb Laurent Riffard:
> >> My USB mouse won't work after suspend to disk and resume. I must unload and reload the ohci_hcd module to get it back.
> >
> > Please recompile your kernel with CONFIG_USB_DEBUG and
> > send me your dmesg.
> >
> > Regards
> > Oliver
> >
>
> Here is it:
>

Please try the attached patch.

Regards
Oliver
--- nexttree/drivers/hid/usbhid/hid-core.c.alt 2009-02-17 21:39:45.000000000 +0100
+++ nexttree/drivers/hid/usbhid/hid-core.c 2009-02-17 21:39:57.000000000 +0100
@@ -1333,6 +1333,15 @@ static int hid_post_reset(struct usb_int
return 0;
}

+static int hid_reset_resume(struct usb_interface *intf)
+{
+ struct hid_device *hid = usb_get_intfdata(intf);
+ struct usbhid_device *usbhid = hid->driver_data;
+
+ clear_bit(HID_REPORTED_IDLE, &usbhid->iofl);
+ return hid_post_reset(intf);
+}
+
int usbhid_get_power(struct hid_device *hid)
{
struct usbhid_device *usbhid = hid->driver_data;
@@ -1362,7 +1371,7 @@ static struct usb_driver hid_driver = {
#ifdef CONFIG_PM
.suspend = hid_suspend,
.resume = hid_resume,
- .reset_resume = hid_post_reset,
+ .reset_resume = hid_reset_resume,
#endif
.pre_reset = hid_pre_reset,
.post_reset = hid_post_reset,