usb/host/ohci-hcd.c

38 #include <linux/usb/hcd.h>
84 static void ohci_stop(struct usb_hcd *hcd);
148 	struct usb_hcd	*hcd,
152 	struct ohci_hcd	*ohci = hcd_to_ohci (hcd);
213 	if (!HCD_HW_ACCESSIBLE(hcd)) {
221 	retval = usb_hcd_link_urb_to_ep(hcd, urb);
229 			usb_hcd_unlink_urb_from_ep(hcd, urb);
313 static int ohci_urb_dequeue(struct usb_hcd *hcd, struct urb *urb, int status)
315 	struct ohci_hcd		*ohci = hcd_to_ohci (hcd);
321 	rc = usb_hcd_check_unlink_urb(hcd, urb, status);
348 ohci_endpoint_disable (struct usb_hcd *hcd, struct usb_host_endpoint *ep)
350 	struct ohci_hcd		*ohci = hcd_to_ohci (hcd);
401 static int ohci_get_frame (struct usb_hcd *hcd)
403 	struct ohci_hcd		*ohci = hcd_to_ohci (hcd);
420 static void _ohci_shutdown(struct usb_hcd *hcd)
424 	ohci = hcd_to_ohci (hcd);
436 static void ohci_shutdown(struct usb_hcd *hcd)
438 	struct ohci_hcd	*ohci = hcd_to_ohci(hcd);
442 	_ohci_shutdown(hcd);
455 	struct usb_hcd *hcd = ohci_to_hcd(ohci);
458 	if (!hcd->localmem_pool)
459 		hcd->self.sg_tablesize = ~0;
465 	ohci->regs = hcd->regs;
516 	if (hcd->localmem_pool)
517 		ohci->hcca = gen_pool_dma_alloc_align(hcd->localmem_pool,
521 		ohci->hcca = dma_alloc_coherent(hcd->self.controller,
529 		ohci_stop (hcd);
547 	struct usb_hcd		*hcd = ohci_to_hcd(ohci);
570 		device_set_wakeup_capable(hcd->self.controller, 1);
655 	set_bit(HCD_FLAG_POLL_RH, &hcd->flags);
656 	hcd->uses_new_polling = 1;
711 int ohci_setup(struct usb_hcd *hcd)
713 	struct ohci_hcd		*ohci = hcd_to_ohci(hcd);
722 static int ohci_start(struct usb_hcd *hcd)
724 	struct ohci_hcd		*ohci = hcd_to_ohci(hcd);
730 		ohci_stop(hcd);
876 static irqreturn_t ohci_irq (struct usb_hcd *hcd)
878 	struct ohci_hcd		*ohci = hcd_to_ohci (hcd);
895 		usb_hc_died(hcd);
920 			usb_hc_died(hcd);
942 		usb_hcd_poll_rh_status(hcd);
952 		set_bit(HCD_FLAG_POLL_RH, &hcd->flags);
958 			usb_hcd_resume_root_hub(hcd);
998 static void ohci_stop (struct usb_hcd *hcd)
1000 	struct ohci_hcd		*ohci = hcd_to_ohci (hcd);
1011 	free_irq(hcd->irq, hcd);
1012 	hcd->irq = 0;
1020 		if (hcd->localmem_pool)
1021 			gen_pool_free(hcd->localmem_pool,
1025 			dma_free_coherent(hcd->self.controller,
1104 int ohci_suspend(struct usb_hcd *hcd, bool do_wakeup)
1106 	struct ohci_hcd	*ohci = hcd_to_ohci (hcd);
1118 	clear_bit(HCD_FLAG_HW_ACCESSIBLE, &hcd->flags);
1121 	synchronize_irq(hcd->irq);
1123 	if (do_wakeup && HCD_WAKEUP_PENDING(hcd)) {
1124 		ohci_resume(hcd, false);
1132 int ohci_resume(struct usb_hcd *hcd, bool hibernated)
1134 	struct ohci_hcd		*ohci = hcd_to_ohci(hcd);
1138 	set_bit(HCD_FLAG_HW_ACCESSIBLE, &hcd->flags);
1176 	usb_hcd_resume_root_hub(hcd);