3  * xen-hcd.c
14 #include <linux/usb/hcd.h>
100 static inline struct xenhcd_info *xenhcd_hcd_to_info(struct usb_hcd *hcd)  in xenhcd_hcd_to_info()  argument
102 	return (struct xenhcd_info *)hcd->hcd_priv;  in xenhcd_hcd_to_info()
114 	pr_alert("xen-hcd: protocol error: %s!\n", msg);  in xenhcd_set_error()
312 static int xenhcd_bus_suspend(struct usb_hcd *hcd)  in xenhcd_bus_suspend()  argument
314 	struct xenhcd_info *info = xenhcd_hcd_to_info(hcd);  in xenhcd_bus_suspend()
321 	if (!test_bit(HCD_FLAG_HW_ACCESSIBLE, &hcd->flags)) {  in xenhcd_bus_suspend()
335 static int xenhcd_bus_resume(struct usb_hcd *hcd)  in xenhcd_bus_resume()  argument
337 	struct xenhcd_info *info = xenhcd_hcd_to_info(hcd);  in xenhcd_bus_resume()
344 	if (!test_bit(HCD_FLAG_HW_ACCESSIBLE, &hcd->flags)) {  in xenhcd_bus_resume()
394 static int xenhcd_hub_status_data(struct usb_hcd *hcd, char *buf)  in xenhcd_hub_status_data()  argument
396 	struct xenhcd_info *info = xenhcd_hcd_to_info(hcd);  in xenhcd_hub_status_data()
418 	if ((hcd->state == HC_STATE_SUSPENDED) && (changed == 1))  in xenhcd_hub_status_data()
419 		usb_hcd_resume_root_hub(hcd);  in xenhcd_hub_status_data()
426 static int xenhcd_hub_control(struct usb_hcd *hcd, __u16 typeReq, __u16 wValue,  in xenhcd_hub_control()  argument
429 	struct xenhcd_info *info = xenhcd_hcd_to_info(hcd);  in xenhcd_hub_control()
549 		usb_hcd_poll_rh_status(hcd);  in xenhcd_hub_control()
1227 	struct usb_hcd *hcd;  in xenhcd_connect()  local
1229 	hcd = xenhcd_info_to_hcd(info);  in xenhcd_connect()
1230 	snprintf(name, TASK_COMM_LEN, "xenhcd.%d", hcd->self.busnum);  in xenhcd_connect()
1253 	struct usb_hcd *hcd = xenhcd_info_to_hcd(info);  in xenhcd_disconnect()  local
1255 	usb_remove_hcd(hcd);  in xenhcd_disconnect()
1276 static int xenhcd_setup(struct usb_hcd *hcd)  in xenhcd_setup()  argument
1278 	struct xenhcd_info *info = xenhcd_hcd_to_info(hcd);  in xenhcd_setup()
1287 	hcd->has_tt = (hcd->driver->flags & HCD_MASK) != HCD_USB11;  in xenhcd_setup()
1295 static int xenhcd_run(struct usb_hcd *hcd)  in xenhcd_run()  argument
1297 	hcd->uses_new_polling = 1;  in xenhcd_run()
1298 	clear_bit(HCD_FLAG_POLL_RH, &hcd->flags);  in xenhcd_run()
1299 	hcd->state = HC_STATE_RUNNING;  in xenhcd_run()
1306 static void xenhcd_stop(struct usb_hcd *hcd)  in xenhcd_stop()  argument
1308 	struct xenhcd_info *info = xenhcd_hcd_to_info(hcd);  in xenhcd_stop()
1313 	hcd->state = HC_STATE_HALT;  in xenhcd_stop()
1323 static int xenhcd_urb_enqueue(struct usb_hcd *hcd, struct urb *urb,  in xenhcd_urb_enqueue()  argument
1326 	struct xenhcd_info *info = xenhcd_hcd_to_info(hcd);  in xenhcd_urb_enqueue()
1361 static int xenhcd_urb_dequeue(struct usb_hcd *hcd, struct urb *urb, int status)  in xenhcd_urb_dequeue()  argument
1363 	struct xenhcd_info *info = xenhcd_hcd_to_info(hcd);  in xenhcd_urb_dequeue()
1385 static int xenhcd_get_frame(struct usb_hcd *hcd)  in xenhcd_get_frame()  argument
1392 	.description = "xen-hcd",
1417 	.description = "xen-hcd",
1447 	struct usb_hcd *hcd = NULL;  in xenhcd_create_hcd()  local
1468 		hcd = usb_create_hcd(&xenhcd_usb11_hc_driver, &dev->dev,  in xenhcd_create_hcd()
1472 		hcd = usb_create_hcd(&xenhcd_usb20_hc_driver, &dev->dev,  in xenhcd_create_hcd()
1479 	if (!hcd) {  in xenhcd_create_hcd()
1485 	info = xenhcd_hcd_to_info(hcd);  in xenhcd_create_hcd()
1496 	return hcd;  in xenhcd_create_hcd()
1536 	struct usb_hcd *hcd = xenhcd_info_to_hcd(info);  in xenhcd_remove()  local
1539 	usb_put_hcd(hcd);  in xenhcd_remove()
1546 	struct usb_hcd *hcd;  in xenhcd_probe()  local
1552 	hcd = xenhcd_create_hcd(dev);  in xenhcd_probe()
1553 	if (IS_ERR(hcd)) {  in xenhcd_probe()
1554 		err = PTR_ERR(hcd);  in xenhcd_probe()
1560 	info = xenhcd_hcd_to_info(hcd);  in xenhcd_probe()
1563 	err = usb_add_hcd(hcd, 0, 0);  in xenhcd_probe()
1566 		usb_put_hcd(hcd);  in xenhcd_probe()
1610 MODULE_DESCRIPTION("Xen USB Virtual Host Controller driver (xen-hcd)");