Lines Matching refs:urb
80 struct urb *urb, int is_out,
103 * To reproduce the issue, ensure tx urb(s) are queued when
200 struct urb *urb = next_urb(qh);
201 void *buf = urb->transfer_buffer;
216 buf = urb->setup_packet;
222 offset = urb->iso_frame_desc[0].offset;
223 len = urb->iso_frame_desc[0].length;
227 buf = urb->transfer_buffer + urb->actual_length;
228 len = urb->transfer_buffer_length - urb->actual_length;
231 trace_musb_urb_start(musb, urb);
235 musb_ep_program(musb, epnum, urb, !is_in, buf, offset, len);
251 * this code; and we don't init urb->start_frame...
256 qh->frame = urb->start_frame;
277 static void musb_giveback(struct musb *musb, struct urb *urb, int status)
281 trace_musb_urb_gb(musb, urb);
283 usb_hcd_unlink_urb_from_ep(musb->hcd, urb);
285 usb_hcd_giveback_urb(musb->hcd, urb, status);
296 static void musb_advance_schedule(struct musb *musb, struct urb *urb,
305 status = (urb->status == -EINPROGRESS) ? 0 : urb->status;
312 usb_settoggle(urb->dev, qh->epnum, !is_in, toggle ? 1 : 0);
315 if (status == 0 && urb->error_count)
321 musb_giveback(musb, urb, status);
384 musb_dbg(musb, "... next ep%d %cX urb %p",
413 musb_host_packet_rx(struct musb *musb, struct urb *urb, u8 epnum, u8 iso_err)
424 int pipe = urb->pipe;
425 void *buffer = urb->transfer_buffer;
430 urb->transfer_buffer, qh->offset,
431 urb->transfer_buffer_length);
440 urb->error_count++;
443 d = urb->iso_frame_desc + qh->iso_idx;
449 urb->error_count++;
455 urb->actual_length += length;
461 done = (++qh->iso_idx >= urb->number_of_packets);
465 length = urb->transfer_buffer_length - qh->offset;
467 if (urb->status == -EINPROGRESS)
468 urb->status = -EOVERFLOW;
473 urb->actual_length += length;
477 done = (urb->actual_length == urb->transfer_buffer_length)
479 || (urb->status != -EINPROGRESS);
481 && (urb->status == -EINPROGRESS)
482 && (urb->transfer_flags & URB_SHORT_NOT_OK)
483 && (urb->actual_length
484 < urb->transfer_buffer_length))
485 urb->status = -EREMOTEIO;
611 struct urb *urb,
622 *mode = (urb->transfer_flags & URB_ZERO_PACKET) ? 1 : 0;
627 struct urb *urb, u32 offset, u32 length)
637 musb_tx_dma_set_mode_cppi_tusb(hw_ep, urb, &mode);
650 urb->transfer_dma + offset, length)) {
670 struct urb *urb, int is_out,
684 musb_dbg(musb, "%s hw%d urb %p spd%d dev%d ep%d%s "
687 epnum, urb, urb->dev->speed,
758 csr |= musb->io.set_toggle(qh, is_out, urb);
807 hw_ep, qh, urb, offset, len))
814 sg_miter_start(&qh->sg_miter, urb->sg, 1,
824 buf = qh->sg_miter.addr + urb->sg->offset +
825 urb->actual_length;
844 csr |= musb->io.set_toggle(qh, is_out, urb);
878 packet_sz, !(urb->transfer_flags &
880 urb->transfer_dma + offset,
903 struct urb *urb;
939 urb = next_urb(cur_qh);
943 urb->actual_length += dma->actual_len;
947 usb_settoggle(urb->dev, cur_qh->epnum, !is_in, toggle ? 1 : 0);
978 static bool musb_h_ep0_continue(struct musb *musb, u16 len, struct urb *urb)
989 fifo_dest = urb->transfer_buffer + urb->actual_length;
990 fifo_count = min_t(size_t, len, urb->transfer_buffer_length -
991 urb->actual_length);
993 urb->status = -EOVERFLOW;
997 urb->actual_length += fifo_count;
1002 } else if (urb->actual_length <
1003 urb->transfer_buffer_length)
1007 request = (struct usb_ctrlrequest *) urb->setup_packet;
1025 urb->transfer_buffer_length -
1026 urb->actual_length);
1028 fifo_dest = (u8 *) (urb->transfer_buffer
1029 + urb->actual_length);
1036 urb->actual_length += fifo_count;
1056 struct urb *urb;
1067 urb = next_urb(qh);
1075 musb_dbg(musb, "<== csr0 %04x, qh %p, count %d, urb %p, stage %d",
1076 csr, qh, len, urb, musb->ep0_stage);
1111 if (urb)
1112 urb->status = status;
1131 if (unlikely(!urb)) {
1142 if (musb_h_ep0_continue(musb, len, urb)) {
1148 if (usb_pipeout(urb->pipe)
1149 || !urb->transfer_buffer_length)
1172 musb_advance_schedule(musb, urb, hw_ep, 1);
1205 struct urb *urb = next_urb(qh);
1215 if (!urb) {
1220 pipe = urb->pipe;
1222 trace_musb_urb_tx(musb, urb);
1248 * transfer, if there's some other (nonperiodic) tx urb
1368 d = urb->iso_frame_desc + qh->iso_idx;
1371 if (++qh->iso_idx >= urb->number_of_packets) {
1378 } else if (dma && urb->transfer_buffer_length == qh->offset) {
1384 else if (qh->offset == urb->transfer_buffer_length
1385 && !(urb->transfer_flags
1390 length = urb->transfer_buffer_length - offset;
1396 /* urb->status != -EINPROGRESS means request has been faulted,
1399 if (urb->status != -EINPROGRESS) {
1402 status = urb->status;
1407 urb->status = status;
1408 urb->actual_length = qh->offset;
1409 musb_advance_schedule(musb, urb, hw_ep, USB_DIR_OUT);
1412 if (musb_tx_dma_program(musb->dma_controller, hw_ep, qh, urb,
1433 usb_hcd_unmap_urb_for_dma(musb->hcd, urb);
1439 if (!urb->transfer_buffer) {
1452 musb_write_fifo(hw_ep, length, urb->transfer_buffer + offset);
1467 struct urb *urb,
1476 buf = (void *)urb->iso_frame_desc[qh->iso_idx].offset +
1477 (u32)urb->transfer_dma;
1479 length = urb->iso_frame_desc[qh->iso_idx].length;
1492 struct urb *urb,
1510 | - if urb not complete, send next IN token (ReqPkt)
1511 | | else complete urb.
1538 struct urb *urb,
1547 pipe = urb->pipe;
1552 d = urb->iso_frame_desc + qh->iso_idx;
1561 if (++qh->iso_idx >= urb->number_of_packets) {
1567 urb, len);
1572 /* done if urb buffer is full or short packet is recd */
1573 done = (urb->actual_length + len >=
1574 urb->transfer_buffer_length
1608 struct urb *urb,
1620 pipe = urb->pipe;
1626 d = urb->iso_frame_desc + qh->iso_idx;
1630 urb->error_count++;
1635 urb->error_count++;
1644 buf = urb->transfer_dma + d->offset;
1647 buf = urb->transfer_dma + urb->actual_length;
1655 if ((urb->transfer_flags & URB_SHORT_NOT_OK)
1656 && (urb->transfer_buffer_length - urb->actual_length)
1663 length = urb->transfer_buffer_length;
1708 struct urb *urb,
1717 struct urb *urb,
1731 struct urb *urb;
1747 urb = next_urb(qh);
1755 if (unlikely(!urb)) {
1766 trace_musb_urb_rx(musb, urb);
1804 if (usb_pipebulk(urb->pipe)
1887 done = musb_rx_dma_inventra_cppi41(c, hw_ep, qh, urb, xfer_len);
1897 } else if (urb->status == -EINPROGRESS) {
1919 (unsigned long long) urb->transfer_dma
1920 + urb->actual_length,
1922 urb->transfer_buffer_length);
1924 if (musb_rx_dma_in_inventra_cppi41(c, hw_ep, qh, urb,
1935 usb_hcd_unmap_urb_for_dma(musb->hcd, urb);
1941 if (!urb->transfer_buffer) {
1943 sg_miter_start(&qh->sg_miter, urb->sg, 1,
1955 urb->transfer_buffer = qh->sg_miter.addr;
1956 received_len = urb->actual_length;
1958 done = musb_host_packet_rx(musb, urb, epnum,
1961 received_len = urb->actual_length -
1966 done = musb_host_packet_rx(musb, urb,
1974 urb->actual_length += xfer_len;
1979 urb->transfer_buffer = NULL;
1982 if (urb->status == -EINPROGRESS)
1983 urb->status = status;
1984 musb_advance_schedule(musb, urb, hw_ep, USB_DIR_IN);
2005 struct urb *urb = next_urb(qh);
2058 toggle = usb_gettoggle(urb->dev, qh->epnum, !is_in);
2115 struct urb *urb,
2120 struct usb_host_endpoint *hep = urb->ep;
2131 trace_musb_urb_enq(musb, urb);
2134 ret = usb_hcd_link_urb_to_ep(hcd, urb);
2137 urb->hcpriv = qh;
2140 /* DMA mapping was already done, if needed, and this urb is on
2146 * except for the first urb queued after a config change.
2160 usb_hcd_unlink_urb_from_ep(hcd, urb);
2166 qh->dev = urb->dev;
2182 ok = (usb_pipein(urb->pipe) && musb->hb_iso_rx)
2183 || (usb_pipeout(urb->pipe) && musb->hb_iso_tx);
2197 /* NOTE: urb->dev->devnum is wrong during SET_ADDRESS */
2198 qh->addr_reg = (u8) usb_pipedevice(urb->pipe);
2202 switch (urb->dev->speed) {
2221 if (urb->dev->speed <= USB_SPEED_FULL) {
2235 * interval = (USB_SPEED_HIGH == urb->dev->speed) ? 16 : 2;
2251 struct usb_device *parent = urb->dev->parent;
2257 if (urb->dev->tt) {
2258 qh->h_port_reg = (u8) urb->dev->ttport;
2259 if (urb->dev->tt->hub)
2261 (u8) urb->dev->tt->hub->devnum;
2262 if (urb->dev->tt->multi)
2269 * until we get real dma queues (with an entry for each urb/buffer),
2274 /* some concurrent activity submitted another urb to hep...
2285 urb->hcpriv = qh;
2286 /* FIXME set urb->start_frame for iso/intr, it's tested in
2295 usb_hcd_unlink_urb_from_ep(hcd, urb);
2308 static int musb_cleanup_urb(struct urb *urb, struct musb_qh *qh)
2315 int is_in = usb_pipein(urb->pipe);
2326 musb_dbg(musb, "abort %cX%d DMA for urb %p --> %d",
2328 urb, status);
2329 urb->actual_length += dma->actual_len;
2359 musb_advance_schedule(ep->musb, urb, ep, is_in);
2363 static int musb_urb_dequeue(struct usb_hcd *hcd, struct urb *urb, int status)
2368 int is_in = usb_pipein(urb->pipe);
2371 trace_musb_urb_deq(musb, urb);
2374 ret = usb_hcd_check_unlink_urb(hcd, urb, status);
2378 qh = urb->hcpriv;
2388 * Otherwise abort current transfer, pending DMA, etc.; urb->status
2395 || urb->urb_list.prev != &qh->hep->urb_list
2400 musb_giveback(musb, urb, 0);
2413 ret = musb_cleanup_urb(urb, qh);
2427 struct urb *urb;
2440 urb = next_urb(qh);
2443 if (!urb->unlinked)
2444 urb->status = -ESHUTDOWN;
2447 musb_cleanup_urb(urb, qh);
2453 urb = next_urb(qh);
2454 urb->status = -ESHUTDOWN;
2455 musb_advance_schedule(musb, urb, qh->hw_ep, is_in);
2556 static void musb_free_temp_buffer(struct urb *urb)
2562 if (!(urb->transfer_flags & URB_ALIGNED_TEMP_BUFFER))
2565 dir = usb_urb_dir_in(urb) ? DMA_FROM_DEVICE : DMA_TO_DEVICE;
2567 temp = container_of(urb->transfer_buffer, struct musb_temp_buffer,
2571 if (usb_pipeisoc(urb->pipe))
2572 length = urb->transfer_buffer_length;
2574 length = urb->actual_length;
2578 urb->transfer_buffer = temp->old_xfer_buffer;
2581 urb->transfer_flags &= ~URB_ALIGNED_TEMP_BUFFER;
2584 static int musb_alloc_temp_buffer(struct urb *urb, gfp_t mem_flags)
2591 if (urb->num_sgs || urb->sg ||
2592 urb->transfer_buffer_length == 0 ||
2593 !((uintptr_t)urb->transfer_buffer & (MUSB_USB_DMA_ALIGN - 1)))
2596 dir = usb_urb_dir_in(urb) ? DMA_FROM_DEVICE : DMA_TO_DEVICE;
2599 kmalloc_size = urb->transfer_buffer_length +
2611 temp->old_xfer_buffer = urb->transfer_buffer;
2613 memcpy(temp->data, urb->transfer_buffer,
2614 urb->transfer_buffer_length);
2615 urb->transfer_buffer = temp->data;
2617 urb->transfer_flags |= URB_ALIGNED_TEMP_BUFFER;
2622 static int musb_map_urb_for_dma(struct usb_hcd *hcd, struct urb *urb,
2635 return usb_hcd_map_urb_for_dma(hcd, urb, mem_flags);
2637 ret = musb_alloc_temp_buffer(urb, mem_flags);
2641 ret = usb_hcd_map_urb_for_dma(hcd, urb, mem_flags);
2643 musb_free_temp_buffer(urb);
2648 static void musb_unmap_urb_for_dma(struct usb_hcd *hcd, struct urb *urb)
2652 usb_hcd_unmap_urb_for_dma(hcd, urb);
2658 musb_free_temp_buffer(urb);