108 static void uhci_async_cancel(UHCIAsync *async);
143     UHCIAsync *async;  in uhci_queue_free()  local
146         async = QTAILQ_FIRST(&queue->asyncs);  in uhci_queue_free()
147         uhci_async_cancel(async);  in uhci_queue_free()
184     UHCIAsync *async = g_new0(UHCIAsync, 1);  in uhci_async_alloc()  local
186     async->queue = queue;  in uhci_async_alloc()
187     async->td_addr = td_addr;  in uhci_async_alloc()
188     usb_packet_init(&async->packet);  in uhci_async_alloc()
189     trace_usb_uhci_packet_add(async->queue->token, async->td_addr);  in uhci_async_alloc()
191     return async;  in uhci_async_alloc()
194 static void uhci_async_free(UHCIAsync *async)  in uhci_async_free()  argument
196     trace_usb_uhci_packet_del(async->queue->token, async->td_addr);  in uhci_async_free()
197     usb_packet_cleanup(&async->packet);  in uhci_async_free()
198     if (async->buf != async->static_buf) {  in uhci_async_free()
199         g_free(async->buf);  in uhci_async_free()
201     g_free(async);  in uhci_async_free()
204 static void uhci_async_link(UHCIAsync *async)  in uhci_async_link()  argument
206     UHCIQueue *queue = async->queue;  in uhci_async_link()
207     QTAILQ_INSERT_TAIL(&queue->asyncs, async, next);  in uhci_async_link()
208     trace_usb_uhci_packet_link_async(async->queue->token, async->td_addr);  in uhci_async_link()
211 static void uhci_async_unlink(UHCIAsync *async)  in uhci_async_unlink()  argument
213     UHCIQueue *queue = async->queue;  in uhci_async_unlink()
214     QTAILQ_REMOVE(&queue->asyncs, async, next);  in uhci_async_unlink()
215     trace_usb_uhci_packet_unlink_async(async->queue->token, async->td_addr);  in uhci_async_unlink()
218 static void uhci_async_cancel(UHCIAsync *async)  in uhci_async_cancel()  argument
220     uhci_async_unlink(async);  in uhci_async_cancel()
221     trace_usb_uhci_packet_cancel(async->queue->token, async->td_addr,  in uhci_async_cancel()
222                                  async->done);  in uhci_async_cancel()
223     if (!async->done)  in uhci_async_cancel()
224         usb_cancel_packet(&async->packet);  in uhci_async_cancel()
225     uhci_async_free(async);  in uhci_async_cancel()
278     UHCIAsync *async;  in uhci_async_find_td()  local
281         QTAILQ_FOREACH(async, &queue->asyncs, next) {  in uhci_async_find_td()
282             if (async->td_addr == td_addr) {  in uhci_async_find_td()
283                 return async;  in uhci_async_find_td()
677 static int uhci_complete_td(UHCIState *s, UHCI_TD *td, UHCIAsync *async, uint32_t *int_mask)  in uhci_complete_td()  argument
688     if (async->packet.status != USB_RET_SUCCESS) {  in uhci_complete_td()
689         return uhci_handle_td_error(s, td, async->td_addr,  in uhci_complete_td()
690                                     async->packet.status, int_mask);  in uhci_complete_td()
693     len = async->packet.actual_length;  in uhci_complete_td()
704         pci_dma_write(&s->dev, td->buffer, async->buf, len);  in uhci_complete_td()
708             trace_usb_uhci_packet_complete_shortxfer(async->queue->token,  in uhci_complete_td()
709                                                      async->td_addr);  in uhci_complete_td()
715     trace_usb_uhci_packet_complete_success(async->queue->token,  in uhci_complete_td()
716                                            async->td_addr);  in uhci_complete_td()
727     UHCIAsync *async;  in uhci_handle_td()  local
729     async = uhci_async_find_td(s, td_addr);  in uhci_handle_td()
730     if (async) {  in uhci_handle_td()
731         if (uhci_queue_verify(async->queue, qh_addr, td, td_addr, queuing)) {  in uhci_handle_td()
732             assert(q == NULL || q == async->queue);  in uhci_handle_td()
733             q = async->queue;  in uhci_handle_td()
735             uhci_queue_free(async->queue, "guest re-used pending td");  in uhci_handle_td()
736             async = NULL;  in uhci_handle_td()
754         if (async) {  in uhci_handle_td()
756             uhci_queue_free(async->queue, "pending td non-active");  in uhci_handle_td()
781     if (async) {  in uhci_handle_td()
788         if (!async->done) {  in uhci_handle_td()
790             UHCIAsync *last = QTAILQ_LAST(&async->queue->asyncs);  in uhci_handle_td()
797             uhci_queue_fill(async->queue, &last_td);  in uhci_handle_td()
801         uhci_async_unlink(async);  in uhci_handle_td()
822     async = uhci_async_alloc(q, td_addr);  in uhci_handle_td()
826     usb_packet_setup(&async->packet, pid, q->ep, 0, td_addr, spd,  in uhci_handle_td()
828     if (max_len <= sizeof(async->static_buf)) {  in uhci_handle_td()
829         async->buf = async->static_buf;  in uhci_handle_td()
831         async->buf = g_malloc(max_len);  in uhci_handle_td()
833     usb_packet_addbuf(&async->packet, async->buf, max_len);  in uhci_handle_td()
838         pci_dma_read(&s->dev, td->buffer, async->buf, max_len);  in uhci_handle_td()
839         usb_handle_packet(q->ep->dev, &async->packet);  in uhci_handle_td()
840         if (async->packet.status == USB_RET_SUCCESS) {  in uhci_handle_td()
841             async->packet.actual_length = max_len;  in uhci_handle_td()
846         usb_handle_packet(q->ep->dev, &async->packet);  in uhci_handle_td()
853     if (async->packet.status == USB_RET_ASYNC) {  in uhci_handle_td()
854         uhci_async_link(async);  in uhci_handle_td()
862     ret = uhci_complete_td(s, td, async, int_mask);  in uhci_handle_td()
863     uhci_async_free(async);  in uhci_handle_td()
869     UHCIAsync *async = container_of(packet, UHCIAsync, packet);  in uhci_async_complete()  local
870     UHCIState *s = async->queue->uhci;  in uhci_async_complete()
873         uhci_async_cancel(async);  in uhci_async_complete()
877     async->done = 1;  in uhci_async_complete()