82 	struct usb_interface	*intf;  member
113 static struct wdm_device *wdm_find_device(struct usb_interface *intf)  in wdm_find_device()  argument
119 		if (desc->intf == intf)  in wdm_find_device()
134 		if (desc->intf->minor == minor)  in wdm_find_device_by_minor()
169 			dev_dbg(&desc->intf->dev,  in wdm_in_callback()
173 			dev_dbg(&desc->intf->dev,  in wdm_in_callback()
177 			dev_dbg(&desc->intf->dev,  in wdm_in_callback()
181 			dev_err(&desc->intf->dev,  in wdm_in_callback()
185 			dev_err(&desc->intf->dev,  in wdm_in_callback()
229 			dev_err(&desc->intf->dev, "Stall on int endpoint\n");  in wdm_int_callback()
232 			dev_err(&desc->intf->dev,  in wdm_int_callback()
239 		dev_err(&desc->intf->dev, "wdm_int_callback - %d bytes\n",  in wdm_int_callback()
246 		dev_dbg(&desc->intf->dev,  in wdm_int_callback()
253 		dev_dbg(&desc->intf->dev,  in wdm_int_callback()
258 		dev_dbg(&desc->intf->dev, "SPEED_CHANGE received (len %u)",  in wdm_int_callback()
263 		dev_err(&desc->intf->dev,  in wdm_int_callback()
277 		dev_dbg(&desc->intf->dev, "%s: usb_submit_urb %d",  in wdm_int_callback()
289 				dev_err(&desc->intf->dev,  in wdm_int_callback()
296 		dev_err(&desc->intf->dev,  in wdm_int_callback()
369 	r = usb_autopm_get_interface(desc->intf);  in wdm_write()
393 		interface_to_usbdev(desc->intf),  in wdm_write()
395 		usb_sndctrlpipe(interface_to_usbdev(desc->intf), 0),  in wdm_write()
416 		dev_err(&desc->intf->dev, "Tx URB error: %d\n", rv);  in wdm_write()
420 		dev_dbg(&desc->intf->dev, "Tx URB has been submitted index=%d",  in wdm_write()
424 	usb_autopm_put_interface(desc->intf);  in wdm_write()
430 	usb_autopm_put_interface(desc->intf);  in wdm_write()
459 		dev_err(&desc->intf->dev,  in clear_wdm_read_flag()
516 		usb_mark_last_busy(interface_to_usbdev(desc->intf));  in wdm_read()
540 			dev_dbg(&desc->intf->dev, "%s: zero length - clearing WDM_READ\n", __func__);  in wdm_read()
584 		dev_err(&desc->intf->dev, "Error in flush path: %d\n",  in wdm_flush()
620 	struct usb_interface *intf;  in wdm_open()  local
628 	intf = desc->intf;  in wdm_open()
633 	rv = usb_autopm_get_interface(desc->intf);  in wdm_open()
635 		dev_err(&desc->intf->dev, "Error autopm - %d\n", rv);  in wdm_open()
647 			dev_err(&desc->intf->dev,  in wdm_open()
656 		desc->manage_power(intf, 1);  in wdm_open()
657 	usb_autopm_put_interface(desc->intf);  in wdm_open()
676 			dev_dbg(&desc->intf->dev, "wdm_release: cleanup");  in wdm_release()
681 			desc->manage_power(desc->intf, 0);  in wdm_release()
755 static int wdm_create(struct usb_interface *intf, struct usb_endpoint_descriptor *ep,  in wdm_create()  argument
771 	desc->inum = cpu_to_le16((u16)intf->cur_altsetting->desc.bInterfaceNumber);  in wdm_create()
772 	desc->intf = intf;  in wdm_create()
814 		interface_to_usbdev(intf),  in wdm_create()
815 		usb_rcvintpipe(interface_to_usbdev(intf), ep->bEndpointAddress),  in wdm_create()
831 		interface_to_usbdev(intf),  in wdm_create()
833 		usb_rcvctrlpipe(interface_to_usbdev(desc->intf), 0),  in wdm_create()
847 	rv = usb_register_dev(intf, &wdm_class);  in wdm_create()
851 		dev_info(&intf->dev, "%s: USB WDM device\n", dev_name(intf->usb_dev));  in wdm_create()
862 static int wdm_manage_power(struct usb_interface *intf, int on)  in wdm_manage_power()  argument
865 	int rv = usb_autopm_get_interface(intf);  in wdm_manage_power()
867 	intf->needs_remote_wakeup = on;  in wdm_manage_power()
869 		usb_autopm_put_interface(intf);  in wdm_manage_power()
873 static int wdm_probe(struct usb_interface *intf, const struct usb_device_id *id)  in wdm_probe()  argument
879 	u8 *buffer = intf->altsetting->extra;  in wdm_probe()
880 	int buflen = intf->altsetting->extralen;  in wdm_probe()
887 			dev_err(&intf->dev, "skipping garbage\n");  in wdm_probe()
897 			dev_dbg(&intf->dev,  in wdm_probe()
901 			dev_err(&intf->dev,  in wdm_probe()
911 	iface = intf->cur_altsetting;  in wdm_probe()
916 	rv = wdm_create(intf, ep, maxcom, &wdm_manage_power);  in wdm_probe()
941 struct usb_driver *usb_cdc_wdm_register(struct usb_interface *intf,  in usb_cdc_wdm_register()  argument
948 	rv = wdm_create(intf, ep, bufsize, manage_power);  in usb_cdc_wdm_register()
958 static void wdm_disconnect(struct usb_interface *intf)  in wdm_disconnect()  argument
963 	usb_deregister_dev(intf, &wdm_class);  in wdm_disconnect()
964 	desc = wdm_find_device(intf);  in wdm_disconnect()
990 		dev_dbg(&intf->dev, "%s: %d open files - postponing cleanup\n", __func__, desc->count);  in wdm_disconnect()
995 static int wdm_suspend(struct usb_interface *intf, pm_message_t message)  in wdm_suspend()  argument
997 	struct wdm_device *desc = wdm_find_device(intf);  in wdm_suspend()
1000 	dev_dbg(&desc->intf->dev, "wdm%d_suspend\n", intf->minor);  in wdm_suspend()
1038 			dev_err(&desc->intf->dev,  in recover_from_urb_loss()
1045 static int wdm_resume(struct usb_interface *intf)  in wdm_resume()  argument
1047 	struct wdm_device *desc = wdm_find_device(intf);  in wdm_resume()
1050 	dev_dbg(&desc->intf->dev, "wdm%d_resume\n", intf->minor);  in wdm_resume()
1059 static int wdm_pre_reset(struct usb_interface *intf)  in wdm_pre_reset()  argument
1061 	struct wdm_device *desc = wdm_find_device(intf);  in wdm_pre_reset()
1083 static int wdm_post_reset(struct usb_interface *intf)  in wdm_post_reset()  argument
1085 	struct wdm_device *desc = wdm_find_device(intf);  in wdm_post_reset()