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authorOliver Neukum <oneukum@suse.de>2007-06-11 14:55:51 +0200
committerGreg Kroah-Hartman <gregkh@suse.de>2007-07-13 01:34:37 +0200
commit87d093e25d73249ae92b28ae88db92eaea7df70f (patch)
tree355861f143061c1de47ce6c41d1c5b8b0be438d7 /drivers/usb
parentUSB: usb-skeleton" use anchors in suspend/resume handling (diff)
downloadlinux-87d093e25d73249ae92b28ae88db92eaea7df70f.tar.xz
linux-87d093e25d73249ae92b28ae88db92eaea7df70f.zip
USB: usb-skeleton: use anchors in pre/post reset
use anchors in pre/post_reset Signed-off-by: Oliver Neukum <oneukum@suse.de> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers/usb')
-rw-r--r--drivers/usb/usb-skeleton.c23
1 files changed, 23 insertions, 0 deletions
diff --git a/drivers/usb/usb-skeleton.c b/drivers/usb/usb-skeleton.c
index 59973aecd968..8de11deb5d14 100644
--- a/drivers/usb/usb-skeleton.c
+++ b/drivers/usb/usb-skeleton.c
@@ -467,12 +467,35 @@ static int skel_resume (struct usb_interface *intf)
return 0;
}
+static int skel_pre_reset(struct usb_interface *intf)
+{
+ struct usb_skel *dev = usb_get_intfdata(intf);
+
+ mutex_lock(&dev->io_mutex);
+ skel_draw_down(dev);
+
+ return 0;
+}
+
+static int skel_post_reset(struct usb_interface *intf)
+{
+ struct usb_skel *dev = usb_get_intfdata(intf);
+
+ /* we are sure no URBs are active - no locking needed */
+ dev->errors = -EPIPE;
+ mutex_unlock(&dev->io_mutex);
+
+ return 0;
+}
+
static struct usb_driver skel_driver = {
.name = "skeleton",
.probe = skel_probe,
.disconnect = skel_disconnect,
.suspend = skel_suspend,
.resume = skel_resume,
+ .pre_reset = skel_pre_reset,
+ .post_reset = skel_post_reset,
.id_table = skel_table,
.supports_autosuspend = 1,
};