112bd3c8bSSascha Wildner /* $FreeBSD$ */
212bd3c8bSSascha Wildner /* $NetBSD: ugensa.c,v 1.9.2.1 2007/03/24 14:55:50 yamt Exp $ */
312bd3c8bSSascha Wildner
412bd3c8bSSascha Wildner /*
512bd3c8bSSascha Wildner * Copyright (c) 2004, 2005 The NetBSD Foundation, Inc.
612bd3c8bSSascha Wildner * All rights reserved.
712bd3c8bSSascha Wildner *
812bd3c8bSSascha Wildner * This code is derived from software contributed to The NetBSD Foundation
912bd3c8bSSascha Wildner * by Roland C. Dowdeswell <elric@netbsd.org>.
1012bd3c8bSSascha Wildner *
1112bd3c8bSSascha Wildner * Redistribution and use in source and binary forms, with or without
1212bd3c8bSSascha Wildner * modification, are permitted provided that the following conditions
1312bd3c8bSSascha Wildner * are met:
1412bd3c8bSSascha Wildner * 1. Redistributions of source code must retain the above copyright
1512bd3c8bSSascha Wildner * notice, this list of conditions and the following disclaimer.
1612bd3c8bSSascha Wildner * 2. Redistributions in binary form must reproduce the above copyright
1712bd3c8bSSascha Wildner * notice, this list of conditions and the following disclaimer in the
1812bd3c8bSSascha Wildner * documentation and/or other materials provided with the distribution.
1912bd3c8bSSascha Wildner *
2012bd3c8bSSascha Wildner * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
2112bd3c8bSSascha Wildner * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
2212bd3c8bSSascha Wildner * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
2312bd3c8bSSascha Wildner * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
2412bd3c8bSSascha Wildner * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
2512bd3c8bSSascha Wildner * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
2612bd3c8bSSascha Wildner * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
2712bd3c8bSSascha Wildner * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
2812bd3c8bSSascha Wildner * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
2912bd3c8bSSascha Wildner * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
3012bd3c8bSSascha Wildner * POSSIBILITY OF SUCH DAMAGE.
3112bd3c8bSSascha Wildner */
3212bd3c8bSSascha Wildner
3312bd3c8bSSascha Wildner /*
3412bd3c8bSSascha Wildner * NOTE: all function names beginning like "ugensa_cfg_" can only
3512bd3c8bSSascha Wildner * be called from within the config thread function !
3612bd3c8bSSascha Wildner */
3712bd3c8bSSascha Wildner
3812bd3c8bSSascha Wildner #include <sys/stdint.h>
3912bd3c8bSSascha Wildner #include <sys/param.h>
4012bd3c8bSSascha Wildner #include <sys/queue.h>
4112bd3c8bSSascha Wildner #include <sys/types.h>
4212bd3c8bSSascha Wildner #include <sys/systm.h>
4312bd3c8bSSascha Wildner #include <sys/kernel.h>
4412bd3c8bSSascha Wildner #include <sys/bus.h>
4512bd3c8bSSascha Wildner #include <sys/module.h>
4612bd3c8bSSascha Wildner #include <sys/lock.h>
4712bd3c8bSSascha Wildner #include <sys/condvar.h>
4812bd3c8bSSascha Wildner #include <sys/sysctl.h>
4912bd3c8bSSascha Wildner #include <sys/unistd.h>
5012bd3c8bSSascha Wildner #include <sys/callout.h>
5112bd3c8bSSascha Wildner #include <sys/malloc.h>
52*2b3f93eaSMatthew Dillon #include <sys/caps.h>
5312bd3c8bSSascha Wildner
54a81829f2SSascha Wildner #include <bus/u4b/usb.h>
55a81829f2SSascha Wildner #include <bus/u4b/usbdi.h>
5659f64dacSMarkus Pfeiffer #include "usbdevs.h"
5712bd3c8bSSascha Wildner
5812bd3c8bSSascha Wildner #define USB_DEBUG_VAR usb_debug
59a81829f2SSascha Wildner #include <bus/u4b/usb_debug.h>
60a81829f2SSascha Wildner #include <bus/u4b/usb_process.h>
6112bd3c8bSSascha Wildner
62a81829f2SSascha Wildner #include <bus/u4b/serial/usb_serial.h>
6312bd3c8bSSascha Wildner
6412bd3c8bSSascha Wildner #define UGENSA_BUF_SIZE 2048 /* bytes */
6512bd3c8bSSascha Wildner #define UGENSA_CONFIG_INDEX 0
6612bd3c8bSSascha Wildner #define UGENSA_IFACE_INDEX 0
6712bd3c8bSSascha Wildner #define UGENSA_IFACE_MAX 8 /* exclusivly */
6812bd3c8bSSascha Wildner
6912bd3c8bSSascha Wildner enum {
7012bd3c8bSSascha Wildner UGENSA_BULK_DT_WR,
7112bd3c8bSSascha Wildner UGENSA_BULK_DT_RD,
7212bd3c8bSSascha Wildner UGENSA_N_TRANSFER,
7312bd3c8bSSascha Wildner };
7412bd3c8bSSascha Wildner
7512bd3c8bSSascha Wildner struct ugensa_sub_softc {
7612bd3c8bSSascha Wildner struct ucom_softc *sc_ucom_ptr;
7712bd3c8bSSascha Wildner struct usb_xfer *sc_xfer[UGENSA_N_TRANSFER];
7812bd3c8bSSascha Wildner };
7912bd3c8bSSascha Wildner
8012bd3c8bSSascha Wildner struct ugensa_softc {
8112bd3c8bSSascha Wildner struct ucom_super_softc sc_super_ucom;
8212bd3c8bSSascha Wildner struct ucom_softc sc_ucom[UGENSA_IFACE_MAX];
8312bd3c8bSSascha Wildner struct ugensa_sub_softc sc_sub[UGENSA_IFACE_MAX];
8412bd3c8bSSascha Wildner
85a81829f2SSascha Wildner struct lock sc_lock;
8612bd3c8bSSascha Wildner uint8_t sc_niface;
8712bd3c8bSSascha Wildner };
8812bd3c8bSSascha Wildner
8912bd3c8bSSascha Wildner /* prototypes */
9012bd3c8bSSascha Wildner
9112bd3c8bSSascha Wildner static device_probe_t ugensa_probe;
9212bd3c8bSSascha Wildner static device_attach_t ugensa_attach;
9312bd3c8bSSascha Wildner static device_detach_t ugensa_detach;
9412bd3c8bSSascha Wildner
9512bd3c8bSSascha Wildner static usb_callback_t ugensa_bulk_write_callback;
9612bd3c8bSSascha Wildner static usb_callback_t ugensa_bulk_read_callback;
9712bd3c8bSSascha Wildner
9812bd3c8bSSascha Wildner static void ugensa_start_read(struct ucom_softc *);
9912bd3c8bSSascha Wildner static void ugensa_stop_read(struct ucom_softc *);
10012bd3c8bSSascha Wildner static void ugensa_start_write(struct ucom_softc *);
10112bd3c8bSSascha Wildner static void ugensa_stop_write(struct ucom_softc *);
10212bd3c8bSSascha Wildner static void ugensa_poll(struct ucom_softc *ucom);
10312bd3c8bSSascha Wildner
10412bd3c8bSSascha Wildner static const struct usb_config ugensa_xfer_config[UGENSA_N_TRANSFER] = {
10512bd3c8bSSascha Wildner
10612bd3c8bSSascha Wildner [UGENSA_BULK_DT_WR] = {
10712bd3c8bSSascha Wildner .type = UE_BULK,
10812bd3c8bSSascha Wildner .endpoint = UE_ADDR_ANY,
10912bd3c8bSSascha Wildner .direction = UE_DIR_OUT,
11012bd3c8bSSascha Wildner .bufsize = UGENSA_BUF_SIZE,
11112bd3c8bSSascha Wildner .flags = {.pipe_bof = 1,.force_short_xfer = 1,},
11212bd3c8bSSascha Wildner .callback = &ugensa_bulk_write_callback,
11312bd3c8bSSascha Wildner },
11412bd3c8bSSascha Wildner
11512bd3c8bSSascha Wildner [UGENSA_BULK_DT_RD] = {
11612bd3c8bSSascha Wildner .type = UE_BULK,
11712bd3c8bSSascha Wildner .endpoint = UE_ADDR_ANY,
11812bd3c8bSSascha Wildner .direction = UE_DIR_IN,
11912bd3c8bSSascha Wildner .bufsize = UGENSA_BUF_SIZE,
12012bd3c8bSSascha Wildner .flags = {.pipe_bof = 1,.short_xfer_ok = 1,},
12112bd3c8bSSascha Wildner .callback = &ugensa_bulk_read_callback,
12212bd3c8bSSascha Wildner },
12312bd3c8bSSascha Wildner };
12412bd3c8bSSascha Wildner
12512bd3c8bSSascha Wildner static const struct ucom_callback ugensa_callback = {
12612bd3c8bSSascha Wildner .ucom_start_read = &ugensa_start_read,
12712bd3c8bSSascha Wildner .ucom_stop_read = &ugensa_stop_read,
12812bd3c8bSSascha Wildner .ucom_start_write = &ugensa_start_write,
12912bd3c8bSSascha Wildner .ucom_stop_write = &ugensa_stop_write,
13012bd3c8bSSascha Wildner .ucom_poll = &ugensa_poll,
13112bd3c8bSSascha Wildner };
13212bd3c8bSSascha Wildner
13312bd3c8bSSascha Wildner static device_method_t ugensa_methods[] = {
13412bd3c8bSSascha Wildner /* Device methods */
13512bd3c8bSSascha Wildner DEVMETHOD(device_probe, ugensa_probe),
13612bd3c8bSSascha Wildner DEVMETHOD(device_attach, ugensa_attach),
13712bd3c8bSSascha Wildner DEVMETHOD(device_detach, ugensa_detach),
138d3c9c58eSSascha Wildner DEVMETHOD_END
13912bd3c8bSSascha Wildner };
14012bd3c8bSSascha Wildner
14112bd3c8bSSascha Wildner static devclass_t ugensa_devclass;
14212bd3c8bSSascha Wildner
14312bd3c8bSSascha Wildner static driver_t ugensa_driver = {
14412bd3c8bSSascha Wildner .name = "ugensa",
14512bd3c8bSSascha Wildner .methods = ugensa_methods,
14612bd3c8bSSascha Wildner .size = sizeof(struct ugensa_softc),
14712bd3c8bSSascha Wildner };
14812bd3c8bSSascha Wildner
14912bd3c8bSSascha Wildner static const STRUCT_USB_HOST_ID ugensa_devs[] = {
15012bd3c8bSSascha Wildner {USB_VPI(USB_VENDOR_AIRPRIME, USB_PRODUCT_AIRPRIME_PC5220, 0)},
15112bd3c8bSSascha Wildner {USB_VPI(USB_VENDOR_CMOTECH, USB_PRODUCT_CMOTECH_CDMA_MODEM1, 0)},
15212bd3c8bSSascha Wildner {USB_VPI(USB_VENDOR_KYOCERA2, USB_PRODUCT_KYOCERA2_CDMA_MSM_K, 0)},
15312bd3c8bSSascha Wildner {USB_VPI(USB_VENDOR_HP, USB_PRODUCT_HP_49GPLUS, 0)},
15412bd3c8bSSascha Wildner {USB_VPI(USB_VENDOR_NOVATEL2, USB_PRODUCT_NOVATEL2_FLEXPACKGPS, 0)},
15512bd3c8bSSascha Wildner };
15612bd3c8bSSascha Wildner
15715130067Szrj DRIVER_MODULE(ugensa, uhub, ugensa_driver, ugensa_devclass, NULL, NULL);
15815130067Szrj MODULE_DEPEND(ugensa, ucom, 1, 1, 1);
15915130067Szrj MODULE_DEPEND(ugensa, usb, 1, 1, 1);
16015130067Szrj MODULE_VERSION(ugensa, 1);
16115130067Szrj
16212bd3c8bSSascha Wildner static int
ugensa_probe(device_t dev)16312bd3c8bSSascha Wildner ugensa_probe(device_t dev)
16412bd3c8bSSascha Wildner {
16512bd3c8bSSascha Wildner struct usb_attach_arg *uaa = device_get_ivars(dev);
16612bd3c8bSSascha Wildner
16712bd3c8bSSascha Wildner if (uaa->usb_mode != USB_MODE_HOST) {
16812bd3c8bSSascha Wildner return (ENXIO);
16912bd3c8bSSascha Wildner }
17012bd3c8bSSascha Wildner if (uaa->info.bConfigIndex != UGENSA_CONFIG_INDEX) {
17112bd3c8bSSascha Wildner return (ENXIO);
17212bd3c8bSSascha Wildner }
17312bd3c8bSSascha Wildner if (uaa->info.bIfaceIndex != 0) {
17412bd3c8bSSascha Wildner return (ENXIO);
17512bd3c8bSSascha Wildner }
17612bd3c8bSSascha Wildner return (usbd_lookup_id_by_uaa(ugensa_devs, sizeof(ugensa_devs), uaa));
17712bd3c8bSSascha Wildner }
17812bd3c8bSSascha Wildner
17912bd3c8bSSascha Wildner static int
ugensa_attach(device_t dev)18012bd3c8bSSascha Wildner ugensa_attach(device_t dev)
18112bd3c8bSSascha Wildner {
18212bd3c8bSSascha Wildner struct usb_attach_arg *uaa = device_get_ivars(dev);
18312bd3c8bSSascha Wildner struct ugensa_softc *sc = device_get_softc(dev);
18412bd3c8bSSascha Wildner struct ugensa_sub_softc *ssc;
18512bd3c8bSSascha Wildner struct usb_interface *iface;
18612bd3c8bSSascha Wildner int32_t error;
18712bd3c8bSSascha Wildner uint8_t iface_index;
18812bd3c8bSSascha Wildner int x, cnt;
18912bd3c8bSSascha Wildner
19012bd3c8bSSascha Wildner device_set_usb_desc(dev);
191a81829f2SSascha Wildner lockinit(&sc->sc_lock, "ugensa", 0, LK_CANRECURSE);
19212bd3c8bSSascha Wildner
19312bd3c8bSSascha Wildner /* Figure out how many interfaces this device has got */
19412bd3c8bSSascha Wildner for (cnt = 0; cnt < UGENSA_IFACE_MAX; cnt++) {
19512bd3c8bSSascha Wildner if ((usbd_get_endpoint(uaa->device, cnt, ugensa_xfer_config + 0) == NULL) ||
19612bd3c8bSSascha Wildner (usbd_get_endpoint(uaa->device, cnt, ugensa_xfer_config + 1) == NULL)) {
19712bd3c8bSSascha Wildner /* we have reached the end */
19812bd3c8bSSascha Wildner break;
19912bd3c8bSSascha Wildner }
20012bd3c8bSSascha Wildner }
20112bd3c8bSSascha Wildner
20212bd3c8bSSascha Wildner if (cnt == 0) {
20312bd3c8bSSascha Wildner device_printf(dev, "No interfaces\n");
20412bd3c8bSSascha Wildner goto detach;
20512bd3c8bSSascha Wildner }
20612bd3c8bSSascha Wildner for (x = 0; x < cnt; x++) {
20712bd3c8bSSascha Wildner iface = usbd_get_iface(uaa->device, x);
20812bd3c8bSSascha Wildner if (iface->idesc->bInterfaceClass != UICLASS_VENDOR)
20912bd3c8bSSascha Wildner /* Not a serial port, most likely a SD reader */
21012bd3c8bSSascha Wildner continue;
21112bd3c8bSSascha Wildner
21212bd3c8bSSascha Wildner ssc = sc->sc_sub + sc->sc_niface;
21312bd3c8bSSascha Wildner ssc->sc_ucom_ptr = sc->sc_ucom + sc->sc_niface;
21412bd3c8bSSascha Wildner
21512bd3c8bSSascha Wildner iface_index = (UGENSA_IFACE_INDEX + x);
21612bd3c8bSSascha Wildner error = usbd_transfer_setup(uaa->device,
21712bd3c8bSSascha Wildner &iface_index, ssc->sc_xfer, ugensa_xfer_config,
218a81829f2SSascha Wildner UGENSA_N_TRANSFER, ssc, &sc->sc_lock);
21912bd3c8bSSascha Wildner
22012bd3c8bSSascha Wildner if (error) {
22112bd3c8bSSascha Wildner device_printf(dev, "allocating USB "
22212bd3c8bSSascha Wildner "transfers failed\n");
22312bd3c8bSSascha Wildner goto detach;
22412bd3c8bSSascha Wildner }
22512bd3c8bSSascha Wildner /* clear stall at first run */
226a81829f2SSascha Wildner lockmgr(&sc->sc_lock, LK_EXCLUSIVE);
22712bd3c8bSSascha Wildner usbd_xfer_set_stall(ssc->sc_xfer[UGENSA_BULK_DT_WR]);
22812bd3c8bSSascha Wildner usbd_xfer_set_stall(ssc->sc_xfer[UGENSA_BULK_DT_RD]);
229a81829f2SSascha Wildner lockmgr(&sc->sc_lock, LK_RELEASE);
23012bd3c8bSSascha Wildner
23112bd3c8bSSascha Wildner /* initialize port number */
23212bd3c8bSSascha Wildner ssc->sc_ucom_ptr->sc_portno = sc->sc_niface;
23312bd3c8bSSascha Wildner sc->sc_niface++;
23412bd3c8bSSascha Wildner if (x != uaa->info.bIfaceIndex)
23512bd3c8bSSascha Wildner usbd_set_parent_iface(uaa->device, x,
23612bd3c8bSSascha Wildner uaa->info.bIfaceIndex);
23712bd3c8bSSascha Wildner }
23812bd3c8bSSascha Wildner device_printf(dev, "Found %d interfaces.\n", sc->sc_niface);
23912bd3c8bSSascha Wildner
24012bd3c8bSSascha Wildner error = ucom_attach(&sc->sc_super_ucom, sc->sc_ucom, sc->sc_niface, sc,
241a81829f2SSascha Wildner &ugensa_callback, &sc->sc_lock);
24212bd3c8bSSascha Wildner if (error) {
24312bd3c8bSSascha Wildner DPRINTF("attach failed\n");
24412bd3c8bSSascha Wildner goto detach;
24512bd3c8bSSascha Wildner }
24612bd3c8bSSascha Wildner ucom_set_pnpinfo_usb(&sc->sc_super_ucom, dev);
24712bd3c8bSSascha Wildner
24812bd3c8bSSascha Wildner return (0); /* success */
24912bd3c8bSSascha Wildner
25012bd3c8bSSascha Wildner detach:
25112bd3c8bSSascha Wildner ugensa_detach(dev);
25212bd3c8bSSascha Wildner return (ENXIO); /* failure */
25312bd3c8bSSascha Wildner }
25412bd3c8bSSascha Wildner
25512bd3c8bSSascha Wildner static int
ugensa_detach(device_t dev)25612bd3c8bSSascha Wildner ugensa_detach(device_t dev)
25712bd3c8bSSascha Wildner {
25812bd3c8bSSascha Wildner struct ugensa_softc *sc = device_get_softc(dev);
25912bd3c8bSSascha Wildner uint8_t x;
26012bd3c8bSSascha Wildner
26112bd3c8bSSascha Wildner ucom_detach(&sc->sc_super_ucom, sc->sc_ucom);
26212bd3c8bSSascha Wildner
26312bd3c8bSSascha Wildner for (x = 0; x < sc->sc_niface; x++) {
26412bd3c8bSSascha Wildner usbd_transfer_unsetup(sc->sc_sub[x].sc_xfer, UGENSA_N_TRANSFER);
26512bd3c8bSSascha Wildner }
266a81829f2SSascha Wildner lockuninit(&sc->sc_lock);
26712bd3c8bSSascha Wildner
26812bd3c8bSSascha Wildner return (0);
26912bd3c8bSSascha Wildner }
27012bd3c8bSSascha Wildner
27112bd3c8bSSascha Wildner static void
ugensa_bulk_write_callback(struct usb_xfer * xfer,usb_error_t error)27212bd3c8bSSascha Wildner ugensa_bulk_write_callback(struct usb_xfer *xfer, usb_error_t error)
27312bd3c8bSSascha Wildner {
27412bd3c8bSSascha Wildner struct ugensa_sub_softc *ssc = usbd_xfer_softc(xfer);
27512bd3c8bSSascha Wildner struct usb_page_cache *pc;
27612bd3c8bSSascha Wildner uint32_t actlen;
27712bd3c8bSSascha Wildner
27812bd3c8bSSascha Wildner switch (USB_GET_STATE(xfer)) {
27912bd3c8bSSascha Wildner case USB_ST_SETUP:
28012bd3c8bSSascha Wildner case USB_ST_TRANSFERRED:
28112bd3c8bSSascha Wildner tr_setup:
28212bd3c8bSSascha Wildner pc = usbd_xfer_get_frame(xfer, 0);
28312bd3c8bSSascha Wildner if (ucom_get_data(ssc->sc_ucom_ptr, pc, 0,
28412bd3c8bSSascha Wildner UGENSA_BUF_SIZE, &actlen)) {
28512bd3c8bSSascha Wildner usbd_xfer_set_frame_len(xfer, 0, actlen);
28612bd3c8bSSascha Wildner usbd_transfer_submit(xfer);
28712bd3c8bSSascha Wildner }
28812bd3c8bSSascha Wildner return;
28912bd3c8bSSascha Wildner
29012bd3c8bSSascha Wildner default: /* Error */
29112bd3c8bSSascha Wildner if (error != USB_ERR_CANCELLED) {
29212bd3c8bSSascha Wildner /* try to clear stall first */
29312bd3c8bSSascha Wildner usbd_xfer_set_stall(xfer);
29412bd3c8bSSascha Wildner goto tr_setup;
29512bd3c8bSSascha Wildner }
29612bd3c8bSSascha Wildner return;
29712bd3c8bSSascha Wildner }
29812bd3c8bSSascha Wildner }
29912bd3c8bSSascha Wildner
30012bd3c8bSSascha Wildner static void
ugensa_bulk_read_callback(struct usb_xfer * xfer,usb_error_t error)30112bd3c8bSSascha Wildner ugensa_bulk_read_callback(struct usb_xfer *xfer, usb_error_t error)
30212bd3c8bSSascha Wildner {
30312bd3c8bSSascha Wildner struct ugensa_sub_softc *ssc = usbd_xfer_softc(xfer);
30412bd3c8bSSascha Wildner struct usb_page_cache *pc;
30512bd3c8bSSascha Wildner int actlen;
30612bd3c8bSSascha Wildner
30712bd3c8bSSascha Wildner usbd_xfer_status(xfer, &actlen, NULL, NULL, NULL);
30812bd3c8bSSascha Wildner
30912bd3c8bSSascha Wildner switch (USB_GET_STATE(xfer)) {
31012bd3c8bSSascha Wildner case USB_ST_TRANSFERRED:
31112bd3c8bSSascha Wildner pc = usbd_xfer_get_frame(xfer, 0);
31212bd3c8bSSascha Wildner ucom_put_data(ssc->sc_ucom_ptr, pc, 0, actlen);
31312bd3c8bSSascha Wildner
31412bd3c8bSSascha Wildner case USB_ST_SETUP:
31512bd3c8bSSascha Wildner tr_setup:
31612bd3c8bSSascha Wildner usbd_xfer_set_frame_len(xfer, 0, usbd_xfer_max_len(xfer));
31712bd3c8bSSascha Wildner usbd_transfer_submit(xfer);
31812bd3c8bSSascha Wildner return;
31912bd3c8bSSascha Wildner
32012bd3c8bSSascha Wildner default: /* Error */
32112bd3c8bSSascha Wildner if (error != USB_ERR_CANCELLED) {
32212bd3c8bSSascha Wildner /* try to clear stall first */
32312bd3c8bSSascha Wildner usbd_xfer_set_stall(xfer);
32412bd3c8bSSascha Wildner goto tr_setup;
32512bd3c8bSSascha Wildner }
32612bd3c8bSSascha Wildner return;
32712bd3c8bSSascha Wildner }
32812bd3c8bSSascha Wildner }
32912bd3c8bSSascha Wildner
33012bd3c8bSSascha Wildner static void
ugensa_start_read(struct ucom_softc * ucom)33112bd3c8bSSascha Wildner ugensa_start_read(struct ucom_softc *ucom)
33212bd3c8bSSascha Wildner {
33312bd3c8bSSascha Wildner struct ugensa_softc *sc = ucom->sc_parent;
33412bd3c8bSSascha Wildner struct ugensa_sub_softc *ssc = sc->sc_sub + ucom->sc_portno;
33512bd3c8bSSascha Wildner
33612bd3c8bSSascha Wildner usbd_transfer_start(ssc->sc_xfer[UGENSA_BULK_DT_RD]);
33712bd3c8bSSascha Wildner }
33812bd3c8bSSascha Wildner
33912bd3c8bSSascha Wildner static void
ugensa_stop_read(struct ucom_softc * ucom)34012bd3c8bSSascha Wildner ugensa_stop_read(struct ucom_softc *ucom)
34112bd3c8bSSascha Wildner {
34212bd3c8bSSascha Wildner struct ugensa_softc *sc = ucom->sc_parent;
34312bd3c8bSSascha Wildner struct ugensa_sub_softc *ssc = sc->sc_sub + ucom->sc_portno;
34412bd3c8bSSascha Wildner
34512bd3c8bSSascha Wildner usbd_transfer_stop(ssc->sc_xfer[UGENSA_BULK_DT_RD]);
34612bd3c8bSSascha Wildner }
34712bd3c8bSSascha Wildner
34812bd3c8bSSascha Wildner static void
ugensa_start_write(struct ucom_softc * ucom)34912bd3c8bSSascha Wildner ugensa_start_write(struct ucom_softc *ucom)
35012bd3c8bSSascha Wildner {
35112bd3c8bSSascha Wildner struct ugensa_softc *sc = ucom->sc_parent;
35212bd3c8bSSascha Wildner struct ugensa_sub_softc *ssc = sc->sc_sub + ucom->sc_portno;
35312bd3c8bSSascha Wildner
35412bd3c8bSSascha Wildner usbd_transfer_start(ssc->sc_xfer[UGENSA_BULK_DT_WR]);
35512bd3c8bSSascha Wildner }
35612bd3c8bSSascha Wildner
35712bd3c8bSSascha Wildner static void
ugensa_stop_write(struct ucom_softc * ucom)35812bd3c8bSSascha Wildner ugensa_stop_write(struct ucom_softc *ucom)
35912bd3c8bSSascha Wildner {
36012bd3c8bSSascha Wildner struct ugensa_softc *sc = ucom->sc_parent;
36112bd3c8bSSascha Wildner struct ugensa_sub_softc *ssc = sc->sc_sub + ucom->sc_portno;
36212bd3c8bSSascha Wildner
36312bd3c8bSSascha Wildner usbd_transfer_stop(ssc->sc_xfer[UGENSA_BULK_DT_WR]);
36412bd3c8bSSascha Wildner }
36512bd3c8bSSascha Wildner
36612bd3c8bSSascha Wildner static void
ugensa_poll(struct ucom_softc * ucom)36712bd3c8bSSascha Wildner ugensa_poll(struct ucom_softc *ucom)
36812bd3c8bSSascha Wildner {
36912bd3c8bSSascha Wildner struct ugensa_softc *sc = ucom->sc_parent;
37012bd3c8bSSascha Wildner struct ugensa_sub_softc *ssc = sc->sc_sub + ucom->sc_portno;
37112bd3c8bSSascha Wildner
37212bd3c8bSSascha Wildner usbd_transfer_poll(ssc->sc_xfer, UGENSA_N_TRANSFER);
37312bd3c8bSSascha Wildner }
374