Lines Matching refs:qh
199 static void musb_ep_set_qh(struct musb_hw_ep *ep, int is_in, struct musb_qh *qh) in musb_ep_set_qh() argument
202 ep->in_qh = qh; in musb_ep_set_qh()
204 ep->out_qh = qh; in musb_ep_set_qh()
219 musb_start_urb(struct musb *musb, int is_in, struct musb_qh *qh) in musb_start_urb() argument
224 struct urb *urb = next_urb(qh); in musb_start_urb()
227 struct musb_hw_ep *hw_ep = qh->hw_ep; in musb_start_urb()
233 qh->offset = 0; in musb_start_urb()
234 qh->segsize = 0; in musb_start_urb()
237 switch (qh->type) { in musb_start_urb()
246 qh->iso_idx = 0; in musb_start_urb()
247 qh->frame = 0; in musb_start_urb()
258 qh, urb, address, qh->epnum, in musb_start_urb()
260 ({char *s; switch (qh->type) { in musb_start_urb()
269 musb_ep_set_qh(hw_ep, is_in, qh); in musb_start_urb()
277 switch (qh->type) { in musb_start_urb()
289 qh->frame = 0; in musb_start_urb()
292 qh->frame = urb->start_frame; in musb_start_urb()
333 static inline void musb_save_toggle(struct musb_qh *qh, int is_in, in musb_save_toggle() argument
336 void __iomem *epio = qh->hw_ep->regs; in musb_save_toggle()
349 usb_settoggle(urb->dev, qh->epnum, !is_in, csr ? 1 : 0); in musb_save_toggle()
362 struct musb_qh *qh = musb_ep_get_qh(hw_ep, is_in); in musb_advance_schedule() local
363 struct musb_hw_ep *ep = qh->hw_ep; in musb_advance_schedule()
364 int ready = qh->is_ready; in musb_advance_schedule()
370 switch (qh->type) { in musb_advance_schedule()
373 musb_save_toggle(qh, is_in, urb); in musb_advance_schedule()
381 qh->is_ready = 0; in musb_advance_schedule()
383 qh->is_ready = ready; in musb_advance_schedule()
388 if (list_empty(&qh->hep->urb_list)) { in musb_advance_schedule()
408 qh->hep->hcpriv = NULL; in musb_advance_schedule()
410 switch (qh->type) { in musb_advance_schedule()
417 if (qh->mux == 1) { in musb_advance_schedule()
418 head = qh->ring.prev; in musb_advance_schedule()
419 list_del(&qh->ring); in musb_advance_schedule()
420 kfree(qh); in musb_advance_schedule()
421 qh = first_qh(head); in musb_advance_schedule()
431 kfree(qh); in musb_advance_schedule()
432 qh = NULL; in musb_advance_schedule()
437 if (qh != NULL && qh->is_ready) { in musb_advance_schedule()
439 hw_ep->epnum, is_in ? 'R' : 'T', next_urb(qh)); in musb_advance_schedule()
440 musb_start_urb(musb, is_in, qh); in musb_advance_schedule()
477 struct musb_qh *qh = hw_ep->in_qh; in musb_host_packet_rx() local
484 urb->transfer_buffer, qh->offset, in musb_host_packet_rx()
497 d = urb->iso_frame_desc + qh->iso_idx; in musb_host_packet_rx()
515 done = (++qh->iso_idx >= urb->number_of_packets); in musb_host_packet_rx()
518 buf = buffer + qh->offset; in musb_host_packet_rx()
519 length = urb->transfer_buffer_length - qh->offset; in musb_host_packet_rx()
528 qh->offset += length; in musb_host_packet_rx()
532 || (rx_count < qh->maxpacket) in musb_host_packet_rx()
568 musb_rx_reinit(struct musb *musb, struct musb_qh *qh, u8 epnum) in musb_rx_reinit() argument
608 musb_write_rxfunaddr(musb, epnum, qh->addr_reg); in musb_rx_reinit()
609 musb_write_rxhubaddr(musb, epnum, qh->h_addr_reg); in musb_rx_reinit()
610 musb_write_rxhubport(musb, epnum, qh->h_port_reg); in musb_rx_reinit()
612 musb_writeb(musb->mregs, MUSB_FADDR, qh->addr_reg); in musb_rx_reinit()
615 musb_writeb(ep->regs, MUSB_RXTYPE, qh->type_reg); in musb_rx_reinit()
616 musb_writeb(ep->regs, MUSB_RXINTERVAL, qh->intv_reg); in musb_rx_reinit()
625 qh->maxpacket | ((qh->hb_mult - 1) << 11)); in musb_rx_reinit()
631 struct musb_hw_ep *hw_ep, struct musb_qh *qh, in musb_tx_dma_set_mode_mentor() argument
637 u16 pkt_size = qh->maxpacket; in musb_tx_dma_set_mode_mentor()
657 if (qh->hb_mult == 1 || (qh->hb_mult > 1 && in musb_tx_dma_set_mode_mentor()
658 can_bulk_split(hw_ep->musb, qh->type))) in musb_tx_dma_set_mode_mentor()
673 struct musb_qh *qh, in musb_tx_dma_set_mode_cppi_tusb() argument
696 struct musb_hw_ep *hw_ep, struct musb_qh *qh, in musb_tx_dma_program() argument
700 u16 pkt_size = qh->maxpacket; in musb_tx_dma_program()
705 res = musb_tx_dma_set_mode_mentor(dma, hw_ep, qh, urb, in musb_tx_dma_program()
708 res = musb_tx_dma_set_mode_cppi_tusb(dma, hw_ep, qh, urb, in musb_tx_dma_program()
713 qh->segsize = length; in musb_tx_dma_program()
751 struct musb_qh *qh = musb_ep_get_qh(hw_ep, !is_out); in musb_ep_program() local
752 u16 packet_sz = qh->maxpacket; in musb_ep_program()
760 qh->addr_reg, qh->epnum, is_out ? "out" : "in", in musb_ep_program()
761 qh->h_addr_reg, qh->h_port_reg, in musb_ep_program()
830 if (usb_gettoggle(urb->dev, qh->epnum, 1)) in musb_ep_program()
849 musb_write_txfunaddr(musb, epnum, qh->addr_reg); in musb_ep_program()
850 musb_write_txhubaddr(musb, epnum, qh->h_addr_reg); in musb_ep_program()
851 musb_write_txhubport(musb, epnum, qh->h_port_reg); in musb_ep_program()
854 musb_writeb(mbase, MUSB_FADDR, qh->addr_reg); in musb_ep_program()
858 musb_writeb(epio, MUSB_TXTYPE, qh->type_reg); in musb_ep_program()
862 } else if (can_bulk_split(musb, qh->type)) { in musb_ep_program()
863 qh->hb_mult = hw_ep->max_packet_sz_tx in musb_ep_program()
866 | ((qh->hb_mult) - 1) << 11); in musb_ep_program()
869 qh->maxpacket | in musb_ep_program()
870 ((qh->hb_mult - 1) << 11)); in musb_ep_program()
872 musb_writeb(epio, MUSB_TXINTERVAL, qh->intv_reg); in musb_ep_program()
874 musb_writeb(epio, MUSB_NAKLIMIT0, qh->intv_reg); in musb_ep_program()
877 qh->type_reg); in musb_ep_program()
880 if (can_bulk_split(musb, qh->type)) in musb_ep_program()
887 hw_ep, qh, urb, offset, len)) in musb_ep_program()
892 qh->segsize = load_count; in musb_ep_program()
894 sg_miter_start(&qh->sg_miter, urb->sg, 1, in musb_ep_program()
897 if (!sg_miter_next(&qh->sg_miter)) { in musb_ep_program()
901 sg_miter_stop(&qh->sg_miter); in musb_ep_program()
904 buf = qh->sg_miter.addr + urb->sg->offset + in musb_ep_program()
907 qh->sg_miter.length); in musb_ep_program()
909 qh->sg_miter.consumed = load_count; in musb_ep_program()
910 sg_miter_stop(&qh->sg_miter); in musb_ep_program()
923 musb_rx_reinit(musb, qh, epnum); in musb_ep_program()
926 if (usb_gettoggle(urb->dev, qh->epnum, 0)) in musb_ep_program()
931 if (qh->type == USB_ENDPOINT_XFER_INT) in musb_ep_program()
952 qh->segsize = len; in musb_ep_program()
966 qh->segsize); in musb_ep_program()
1059 struct musb_qh *qh = hw_ep->in_qh; in musb_h_ep0_continue() local
1073 if (len < qh->maxpacket) { in musb_h_ep0_continue()
1099 fifo_count = min_t(size_t, qh->maxpacket, in musb_h_ep0_continue()
1137 struct musb_qh *qh = hw_ep->in_qh; in musb_h_ep0_irq() local
1142 urb = next_urb(qh); in musb_h_ep0_irq()
1151 csr, qh, len, urb, musb->ep0_stage); in musb_h_ep0_irq()
1279 struct musb_qh *qh = hw_ep->out_qh; in musb_host_tx() local
1280 struct urb *urb = next_urb(qh); in musb_host_tx()
1315 if (USB_ENDPOINT_XFER_BULK == qh->type && qh->mux == 1 in musb_host_tx()
1437 length = qh->segsize; in musb_host_tx()
1438 qh->offset += length; in musb_host_tx()
1443 d = urb->iso_frame_desc + qh->iso_idx; in musb_host_tx()
1446 if (++qh->iso_idx >= urb->number_of_packets) { in musb_host_tx()
1453 } else if (dma && urb->transfer_buffer_length == qh->offset) { in musb_host_tx()
1457 if (qh->segsize < qh->maxpacket) in musb_host_tx()
1459 else if (qh->offset == urb->transfer_buffer_length in musb_host_tx()
1464 offset = qh->offset; in musb_host_tx()
1483 urb->actual_length = qh->offset; in musb_host_tx()
1487 if (musb_tx_dma_program(musb->dma_controller, hw_ep, qh, urb, in musb_host_tx()
1505 if (length > qh->maxpacket) in musb_host_tx()
1506 length = qh->maxpacket; in musb_host_tx()
1515 qh->use_sg = true; in musb_host_tx()
1517 if (qh->use_sg) { in musb_host_tx()
1519 if (!sg_miter_next(&qh->sg_miter)) { in musb_host_tx()
1521 sg_miter_stop(&qh->sg_miter); in musb_host_tx()
1525 urb->transfer_buffer = qh->sg_miter.addr; in musb_host_tx()
1526 length = min_t(u32, length, qh->sg_miter.length); in musb_host_tx()
1528 qh->sg_miter.consumed = length; in musb_host_tx()
1529 sg_miter_stop(&qh->sg_miter); in musb_host_tx()
1534 qh->segsize = length; in musb_host_tx()
1536 if (qh->use_sg) { in musb_host_tx()
1538 qh->use_sg = false; in musb_host_tx()
1550 struct musb_qh *qh, in musb_rx_dma_iso_cppi41() argument
1560 buf = (void *)urb->iso_frame_desc[qh->iso_idx].offset + in musb_rx_dma_iso_cppi41()
1563 length = urb->iso_frame_desc[qh->iso_idx].length; in musb_rx_dma_iso_cppi41()
1569 res = dma->channel_program(channel, qh->maxpacket, 0, in musb_rx_dma_iso_cppi41()
1577 struct musb_qh *qh, in musb_rx_dma_iso_cppi41() argument
1623 struct musb_qh *qh, in musb_rx_dma_inventra_cppi41() argument
1638 d = urb->iso_frame_desc + qh->iso_idx; in musb_rx_dma_inventra_cppi41()
1647 if (++qh->iso_idx >= urb->number_of_packets) { in musb_rx_dma_inventra_cppi41()
1652 done = musb_rx_dma_iso_cppi41(dma, hw_ep, qh, in musb_rx_dma_inventra_cppi41()
1661 || channel->actual_len < qh->maxpacket in musb_rx_dma_inventra_cppi41()
1693 struct musb_qh *qh, in musb_rx_dma_in_inventra_cppi41() argument
1712 d = urb->iso_frame_desc + qh->iso_idx; in musb_rx_dma_in_inventra_cppi41()
1743 > qh->maxpacket) in musb_rx_dma_in_inventra_cppi41()
1764 if (qh->hb_mult == 1) in musb_rx_dma_in_inventra_cppi41()
1773 done = dma->channel_program(channel, qh->maxpacket, in musb_rx_dma_in_inventra_cppi41()
1793 struct musb_qh *qh, in musb_rx_dma_inventra_cppi41() argument
1802 struct musb_qh *qh, in musb_rx_dma_in_inventra_cppi41() argument
1821 struct musb_qh *qh = hw_ep->in_qh; in musb_host_rx() local
1834 urb = next_urb(qh); in musb_host_rx()
1875 if (USB_ENDPOINT_XFER_ISOC != qh->type) { in musb_host_rx()
1887 && qh->mux == 1 in musb_host_rx()
1969 done = musb_rx_dma_inventra_cppi41(c, hw_ep, qh, urb, xfer_len); in musb_host_rx()
2003 qh->offset, in musb_host_rx()
2006 done = musb_rx_dma_in_inventra_cppi41(c, hw_ep, qh, in musb_host_rx()
2026 qh->use_sg = true; in musb_host_rx()
2027 sg_miter_start(&qh->sg_miter, urb->sg, 1, in musb_host_rx()
2031 if (qh->use_sg) { in musb_host_rx()
2032 if (!sg_miter_next(&qh->sg_miter)) { in musb_host_rx()
2034 sg_miter_stop(&qh->sg_miter); in musb_host_rx()
2039 urb->transfer_buffer = qh->sg_miter.addr; in musb_host_rx()
2041 qh->offset = 0x0; in musb_host_rx()
2047 qh->sg_miter.consumed = received_len; in musb_host_rx()
2048 sg_miter_stop(&qh->sg_miter); in musb_host_rx()
2059 qh->offset += xfer_len; in musb_host_rx()
2061 if (qh->use_sg) in musb_host_rx()
2062 qh->use_sg = false; in musb_host_rx()
2077 struct musb_qh *qh, in musb_schedule() argument
2087 struct urb *urb = next_urb(qh); in musb_schedule()
2090 if (qh->type == USB_ENDPOINT_XFER_CONTROL) { in musb_schedule()
2123 diff -= (qh->maxpacket * qh->hb_mult); in musb_schedule()
2140 toggle = usb_gettoggle(urb->dev, qh->epnum, !is_in); in musb_schedule()
2143 if (!is_in && (qh->type == USB_ENDPOINT_XFER_BULK) && in musb_schedule()
2152 if (best_end < 0 && qh->type == USB_ENDPOINT_XFER_BULK) { in musb_schedule()
2166 if (qh->dev) in musb_schedule()
2167 qh->intv_reg = in musb_schedule()
2168 (USB_SPEED_HIGH == qh->dev->speed) ? 8 : 4; in musb_schedule()
2175 qh->mux = 0; in musb_schedule()
2177 dev_dbg(musb->controller, "qh %p periodic slot %d\n", qh, best_end); in musb_schedule()
2181 list_add_tail(&qh->ring, head); in musb_schedule()
2182 qh->mux = 1; in musb_schedule()
2184 qh->hw_ep = hw_ep; in musb_schedule()
2185 qh->hep->hcpriv = qh; in musb_schedule()
2187 musb_start_urb(musb, is_in, qh); in musb_schedule()
2199 struct musb_qh *qh; in musb_urb_enqueue() local
2211 qh = ret ? NULL : hep->hcpriv; in musb_urb_enqueue()
2212 if (qh) in musb_urb_enqueue()
2213 urb->hcpriv = qh; in musb_urb_enqueue()
2224 if (qh || ret) in musb_urb_enqueue()
2233 qh = kzalloc(sizeof *qh, mem_flags); in musb_urb_enqueue()
2234 if (!qh) { in musb_urb_enqueue()
2241 qh->hep = hep; in musb_urb_enqueue()
2242 qh->dev = urb->dev; in musb_urb_enqueue()
2243 INIT_LIST_HEAD(&qh->ring); in musb_urb_enqueue()
2244 qh->is_ready = 1; in musb_urb_enqueue()
2246 qh->maxpacket = usb_endpoint_maxp(epd); in musb_urb_enqueue()
2247 qh->type = usb_endpoint_type(epd); in musb_urb_enqueue()
2253 qh->hb_mult = 1 + ((qh->maxpacket >> 11) & 0x03); in musb_urb_enqueue()
2254 if (qh->hb_mult > 1) { in musb_urb_enqueue()
2255 int ok = (qh->type == USB_ENDPOINT_XFER_ISOC); in musb_urb_enqueue()
2264 qh->maxpacket &= 0x7ff; in musb_urb_enqueue()
2267 qh->epnum = usb_endpoint_num(epd); in musb_urb_enqueue()
2270 qh->addr_reg = (u8) usb_pipedevice(urb->pipe); in musb_urb_enqueue()
2273 type_reg = (qh->type << 4) | qh->epnum; in musb_urb_enqueue()
2284 qh->type_reg = type_reg; in musb_urb_enqueue()
2287 switch (qh->type) { in musb_urb_enqueue()
2319 qh->intv_reg = interval; in musb_urb_enqueue()
2326 qh->h_addr_reg = (u8) parent->devnum; in musb_urb_enqueue()
2330 qh->h_port_reg = (u8) urb->dev->ttport; in musb_urb_enqueue()
2332 qh->h_addr_reg = in musb_urb_enqueue()
2335 qh->h_addr_reg |= 0x80; in musb_urb_enqueue()
2345 if (hep->hcpriv || !next_urb(qh)) { in musb_urb_enqueue()
2349 kfree(qh); in musb_urb_enqueue()
2350 qh = NULL; in musb_urb_enqueue()
2353 ret = musb_schedule(musb, qh, in musb_urb_enqueue()
2357 urb->hcpriv = qh; in musb_urb_enqueue()
2369 kfree(qh); in musb_urb_enqueue()
2380 static int musb_cleanup_urb(struct urb *urb, struct musb_qh *qh) in musb_cleanup_urb() argument
2382 struct musb_hw_ep *ep = qh->hw_ep; in musb_cleanup_urb()
2441 struct musb_qh *qh; in musb_urb_dequeue() local
2456 qh = urb->hcpriv; in musb_urb_dequeue()
2457 if (!qh) in musb_urb_dequeue()
2472 if (!qh->is_ready in musb_urb_dequeue()
2473 || urb->urb_list.prev != &qh->hep->urb_list in musb_urb_dequeue()
2474 || musb_ep_get_qh(qh->hw_ep, is_in) != qh) { in musb_urb_dequeue()
2475 int ready = qh->is_ready; in musb_urb_dequeue()
2477 qh->is_ready = 0; in musb_urb_dequeue()
2479 qh->is_ready = ready; in musb_urb_dequeue()
2484 if (ready && list_empty(&qh->hep->urb_list)) { in musb_urb_dequeue()
2485 qh->hep->hcpriv = NULL; in musb_urb_dequeue()
2486 list_del(&qh->ring); in musb_urb_dequeue()
2487 kfree(qh); in musb_urb_dequeue()
2490 ret = musb_cleanup_urb(urb, qh); in musb_urb_dequeue()
2503 struct musb_qh *qh; in musb_h_disable() local
2508 qh = hep->hcpriv; in musb_h_disable()
2509 if (qh == NULL) in musb_h_disable()
2515 qh->is_ready = 0; in musb_h_disable()
2516 if (musb_ep_get_qh(qh->hw_ep, is_in) == qh) { in musb_h_disable()
2517 urb = next_urb(qh); in musb_h_disable()
2524 musb_cleanup_urb(urb, qh); in musb_h_disable()
2530 urb = next_urb(qh); in musb_h_disable()
2532 musb_advance_schedule(musb, urb, qh->hw_ep, is_in); in musb_h_disable()
2540 musb_giveback(musb, next_urb(qh), -ESHUTDOWN); in musb_h_disable()
2543 list_del(&qh->ring); in musb_h_disable()
2544 kfree(qh); in musb_h_disable()