ugensa.c revision 184610
1184610Salfred/* $FreeBSD: head/sys/dev/usb2/serial/ugensa2.c 184610 2008-11-04 02:31:03Z alfred $ */ 2184610Salfred/* $NetBSD: ugensa.c,v 1.9.2.1 2007/03/24 14:55:50 yamt Exp $ */ 3184610Salfred 4184610Salfred/* 5184610Salfred * Copyright (c) 2004, 2005 The NetBSD Foundation, Inc. 6184610Salfred * All rights reserved. 7184610Salfred * 8184610Salfred * This code is derived from software contributed to The NetBSD Foundation 9184610Salfred * by Roland C. Dowdeswell <elric@netbsd.org>. 10184610Salfred * 11184610Salfred * Redistribution and use in source and binary forms, with or without 12184610Salfred * modification, are permitted provided that the following conditions 13184610Salfred * are met: 14184610Salfred * 1. Redistributions of source code must retain the above copyright 15184610Salfred * notice, this list of conditions and the following disclaimer. 16184610Salfred * 2. Redistributions in binary form must reproduce the above copyright 17184610Salfred * notice, this list of conditions and the following disclaimer in the 18184610Salfred * documentation and/or other materials provided with the distribution. 19184610Salfred * 3. All advertising materials mentioning features or use of this software 20184610Salfred * must display the following acknowledgement: 21184610Salfred * This product includes software developed by the NetBSD 22184610Salfred * Foundation, Inc. and its contributors. 23184610Salfred * 4. Neither the name of The NetBSD Foundation nor the names of its 24184610Salfred * contributors may be used to endorse or promote products derived 25184610Salfred * from this software without specific prior written permission. 26184610Salfred * 27184610Salfred * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 28184610Salfred * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 29184610Salfred * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 30184610Salfred * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 31184610Salfred * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 32184610Salfred * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 33184610Salfred * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 34184610Salfred * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 35184610Salfred * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 36184610Salfred * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 37184610Salfred * POSSIBILITY OF SUCH DAMAGE. 38184610Salfred */ 39184610Salfred 40184610Salfred/* 41184610Salfred * NOTE: all function names beginning like "ugensa_cfg_" can only 42184610Salfred * be called from within the config thread function ! 43184610Salfred */ 44184610Salfred 45184610Salfred#include <dev/usb2/include/usb2_devid.h> 46184610Salfred#include <dev/usb2/include/usb2_standard.h> 47184610Salfred#include <dev/usb2/include/usb2_mfunc.h> 48184610Salfred#include <dev/usb2/include/usb2_error.h> 49184610Salfred#include <dev/usb2/include/usb2_cdc.h> 50184610Salfred#include <dev/usb2/include/usb2_defs.h> 51184610Salfred 52184610Salfred#define USB_DEBUG_VAR usb2_debug 53184610Salfred 54184610Salfred#include <dev/usb2/core/usb2_core.h> 55184610Salfred#include <dev/usb2/core/usb2_debug.h> 56184610Salfred#include <dev/usb2/core/usb2_process.h> 57184610Salfred#include <dev/usb2/core/usb2_config_td.h> 58184610Salfred#include <dev/usb2/core/usb2_request.h> 59184610Salfred#include <dev/usb2/core/usb2_lookup.h> 60184610Salfred#include <dev/usb2/core/usb2_util.h> 61184610Salfred#include <dev/usb2/core/usb2_device.h> 62184610Salfred 63184610Salfred#include <dev/usb2/serial/usb2_serial.h> 64184610Salfred 65184610Salfred#define UGENSA_BUF_SIZE 2048 /* bytes */ 66184610Salfred#define UGENSA_N_TRANSFER 4 /* units */ 67184610Salfred#define UGENSA_CONFIG_INDEX 0 68184610Salfred#define UGENSA_IFACE_INDEX 0 69184610Salfred#define UGENSA_IFACE_MAX 8 /* exclusivly */ 70184610Salfred 71184610Salfredstruct ugensa_sub_softc { 72184610Salfred struct usb2_com_softc *sc_usb2_com_ptr; 73184610Salfred struct usb2_xfer *sc_xfer[UGENSA_N_TRANSFER]; 74184610Salfred 75184610Salfred uint8_t sc_flags; 76184610Salfred#define UGENSA_FLAG_BULK_READ_STALL 0x01 77184610Salfred#define UGENSA_FLAG_BULK_WRITE_STALL 0x02 78184610Salfred}; 79184610Salfred 80184610Salfredstruct ugensa_softc { 81184610Salfred struct usb2_com_super_softc sc_super_ucom; 82184610Salfred struct usb2_com_softc sc_ucom[UGENSA_IFACE_MAX]; 83184610Salfred struct ugensa_sub_softc sc_sub[UGENSA_IFACE_MAX]; 84184610Salfred 85184610Salfred struct mtx sc_mtx; 86184610Salfred uint8_t sc_niface; 87184610Salfred}; 88184610Salfred 89184610Salfred/* prototypes */ 90184610Salfred 91184610Salfredstatic device_probe_t ugensa_probe; 92184610Salfredstatic device_attach_t ugensa_attach; 93184610Salfredstatic device_detach_t ugensa_detach; 94184610Salfred 95184610Salfredstatic usb2_callback_t ugensa_bulk_write_callback; 96184610Salfredstatic usb2_callback_t ugensa_bulk_write_clear_stall_callback; 97184610Salfredstatic usb2_callback_t ugensa_bulk_read_callback; 98184610Salfredstatic usb2_callback_t ugensa_bulk_read_clear_stall_callback; 99184610Salfred 100184610Salfredstatic void ugensa_start_read(struct usb2_com_softc *ucom); 101184610Salfredstatic void ugensa_stop_read(struct usb2_com_softc *ucom); 102184610Salfredstatic void ugensa_start_write(struct usb2_com_softc *ucom); 103184610Salfredstatic void ugensa_stop_write(struct usb2_com_softc *ucom); 104184610Salfred 105184610Salfredstatic const struct usb2_config 106184610Salfred ugensa_xfer_config[UGENSA_N_TRANSFER] = { 107184610Salfred 108184610Salfred [0] = { 109184610Salfred .type = UE_BULK, 110184610Salfred .endpoint = UE_ADDR_ANY, 111184610Salfred .direction = UE_DIR_OUT, 112184610Salfred .mh.bufsize = UGENSA_BUF_SIZE, 113184610Salfred .mh.flags = {.pipe_bof = 1,.force_short_xfer = 1,}, 114184610Salfred .mh.callback = &ugensa_bulk_write_callback, 115184610Salfred }, 116184610Salfred 117184610Salfred [1] = { 118184610Salfred .type = UE_BULK, 119184610Salfred .endpoint = UE_ADDR_ANY, 120184610Salfred .direction = UE_DIR_IN, 121184610Salfred .mh.bufsize = UGENSA_BUF_SIZE, 122184610Salfred .mh.flags = {.pipe_bof = 1,.short_xfer_ok = 1,}, 123184610Salfred .mh.callback = &ugensa_bulk_read_callback, 124184610Salfred }, 125184610Salfred 126184610Salfred [2] = { 127184610Salfred .type = UE_CONTROL, 128184610Salfred .endpoint = 0x00, /* Control pipe */ 129184610Salfred .direction = UE_DIR_ANY, 130184610Salfred .mh.bufsize = sizeof(struct usb2_device_request), 131184610Salfred .mh.flags = {}, 132184610Salfred .mh.callback = &ugensa_bulk_write_clear_stall_callback, 133184610Salfred .mh.timeout = 1000, /* 1 second */ 134184610Salfred .mh.interval = 50, /* 50ms */ 135184610Salfred }, 136184610Salfred 137184610Salfred [3] = { 138184610Salfred .type = UE_CONTROL, 139184610Salfred .endpoint = 0x00, /* Control pipe */ 140184610Salfred .direction = UE_DIR_ANY, 141184610Salfred .mh.bufsize = sizeof(struct usb2_device_request), 142184610Salfred .mh.flags = {}, 143184610Salfred .mh.callback = &ugensa_bulk_read_clear_stall_callback, 144184610Salfred .mh.timeout = 1000, /* 1 second */ 145184610Salfred .mh.interval = 50, /* 50ms */ 146184610Salfred }, 147184610Salfred}; 148184610Salfred 149184610Salfredstatic const struct usb2_com_callback ugensa_callback = { 150184610Salfred .usb2_com_start_read = &ugensa_start_read, 151184610Salfred .usb2_com_stop_read = &ugensa_stop_read, 152184610Salfred .usb2_com_start_write = &ugensa_start_write, 153184610Salfred .usb2_com_stop_write = &ugensa_stop_write, 154184610Salfred}; 155184610Salfred 156184610Salfredstatic device_method_t ugensa_methods[] = { 157184610Salfred /* Device methods */ 158184610Salfred DEVMETHOD(device_probe, ugensa_probe), 159184610Salfred DEVMETHOD(device_attach, ugensa_attach), 160184610Salfred DEVMETHOD(device_detach, ugensa_detach), 161184610Salfred {0, 0} 162184610Salfred}; 163184610Salfred 164184610Salfredstatic devclass_t ugensa_devclass; 165184610Salfred 166184610Salfredstatic driver_t ugensa_driver = { 167184610Salfred .name = "ugensa", 168184610Salfred .methods = ugensa_methods, 169184610Salfred .size = sizeof(struct ugensa_softc), 170184610Salfred}; 171184610Salfred 172184610SalfredDRIVER_MODULE(ugensa, ushub, ugensa_driver, ugensa_devclass, NULL, 0); 173184610SalfredMODULE_DEPEND(ugensa, usb2_serial, 1, 1, 1); 174184610SalfredMODULE_DEPEND(ugensa, usb2_core, 1, 1, 1); 175184610SalfredMODULE_DEPEND(ugensa, ucom, UCOM_MINVER, UCOM_PREFVER, UCOM_MAXVER); 176184610Salfred 177184610Salfredstatic const struct usb2_device_id ugensa_devs[] = { 178184610Salfred {USB_VPI(USB_VENDOR_AIRPRIME, USB_PRODUCT_AIRPRIME_PC5220, 0)}, 179184610Salfred {USB_VPI(USB_VENDOR_CMOTECH, USB_PRODUCT_CMOTECH_CDMA_MODEM1, 0)}, 180184610Salfred {USB_VPI(USB_VENDOR_KYOCERA2, USB_PRODUCT_KYOCERA2_CDMA_MSM_K, 0)}, 181184610Salfred {USB_VPI(USB_VENDOR_HP, USB_PRODUCT_HP_49GPLUS, 0)}, 182184610Salfred {USB_VPI(USB_VENDOR_HUAWEI, USB_PRODUCT_HUAWEI_E270, 0)}, 183184610Salfred {USB_VPI(USB_VENDOR_HUAWEI, USB_PRODUCT_HUAWEI_MOBILE, 0)}, 184184610Salfred {USB_VPI(USB_VENDOR_MERLIN, USB_PRODUCT_MERLIN_V620, 0)}, 185184610Salfred {USB_VPI(USB_VENDOR_NOVATEL, USB_PRODUCT_NOVATEL_CDMA_MODEM, 0)}, 186184610Salfred {USB_VPI(USB_VENDOR_NOVATEL, USB_PRODUCT_NOVATEL_ES620, 0)}, 187184610Salfred {USB_VPI(USB_VENDOR_NOVATEL, USB_PRODUCT_NOVATEL_U720, 0)}, 188184610Salfred {USB_VPI(USB_VENDOR_NOVATEL, USB_PRODUCT_NOVATEL_U727, 0)}, 189184610Salfred {USB_VPI(USB_VENDOR_NOVATEL, USB_PRODUCT_NOVATEL_U740, 0)}, 190184610Salfred {USB_VPI(USB_VENDOR_NOVATEL, USB_PRODUCT_NOVATEL_U740_2, 0)}, 191184610Salfred {USB_VPI(USB_VENDOR_NOVATEL, USB_PRODUCT_NOVATEL_U950D, 0)}, 192184610Salfred {USB_VPI(USB_VENDOR_NOVATEL, USB_PRODUCT_NOVATEL_V620, 0)}, 193184610Salfred {USB_VPI(USB_VENDOR_NOVATEL, USB_PRODUCT_NOVATEL_V640, 0)}, 194184610Salfred {USB_VPI(USB_VENDOR_NOVATEL, USB_PRODUCT_NOVATEL_V720, 0)}, 195184610Salfred {USB_VPI(USB_VENDOR_NOVATEL, USB_PRODUCT_NOVATEL_V740, 0)}, 196184610Salfred {USB_VPI(USB_VENDOR_NOVATEL, USB_PRODUCT_NOVATEL_X950D, 0)}, 197184610Salfred {USB_VPI(USB_VENDOR_NOVATEL, USB_PRODUCT_NOVATEL_U870, 0)}, 198184610Salfred {USB_VPI(USB_VENDOR_NOVATEL, USB_PRODUCT_NOVATEL_XU870, 0)}, 199184610Salfred {USB_VPI(USB_VENDOR_NOVATEL2, USB_PRODUCT_NOVATEL2_FLEXPACKGPS, 0)}, 200184610Salfred {USB_VPI(USB_VENDOR_SIERRA, USB_PRODUCT_SIERRA_AIRCARD580, 0)}, 201184610Salfred {USB_VPI(USB_VENDOR_SIERRA, USB_PRODUCT_SIERRA_AIRCARD595, 0)}, 202184610Salfred {USB_VPI(USB_VENDOR_SIERRA, USB_PRODUCT_SIERRA_AC595U, 0)}, 203184610Salfred {USB_VPI(USB_VENDOR_SIERRA, USB_PRODUCT_SIERRA_AC597E, 0)}, 204184610Salfred {USB_VPI(USB_VENDOR_SIERRA, USB_PRODUCT_SIERRA_C597, 0)}, 205184610Salfred {USB_VPI(USB_VENDOR_SIERRA, USB_PRODUCT_SIERRA_AC880, 0)}, 206184610Salfred {USB_VPI(USB_VENDOR_SIERRA, USB_PRODUCT_SIERRA_AC880E, 0)}, 207184610Salfred {USB_VPI(USB_VENDOR_SIERRA, USB_PRODUCT_SIERRA_AC880U, 0)}, 208184610Salfred {USB_VPI(USB_VENDOR_SIERRA, USB_PRODUCT_SIERRA_AC881, 0)}, 209184610Salfred {USB_VPI(USB_VENDOR_SIERRA, USB_PRODUCT_SIERRA_AC881E, 0)}, 210184610Salfred {USB_VPI(USB_VENDOR_SIERRA, USB_PRODUCT_SIERRA_AC881U, 0)}, 211184610Salfred {USB_VPI(USB_VENDOR_SIERRA, USB_PRODUCT_SIERRA_EM5625, 0)}, 212184610Salfred {USB_VPI(USB_VENDOR_SIERRA, USB_PRODUCT_SIERRA_MC5720, 0)}, 213184610Salfred {USB_VPI(USB_VENDOR_SIERRA, USB_PRODUCT_SIERRA_MC5720_2, 0)}, 214184610Salfred {USB_VPI(USB_VENDOR_SIERRA, USB_PRODUCT_SIERRA_MC5725, 0)}, 215184610Salfred {USB_VPI(USB_VENDOR_SIERRA, USB_PRODUCT_SIERRA_MINI5725, 0)}, 216184610Salfred {USB_VPI(USB_VENDOR_SIERRA, USB_PRODUCT_SIERRA_AIRCARD875, 0)}, 217184610Salfred {USB_VPI(USB_VENDOR_SIERRA, USB_PRODUCT_SIERRA_MC8755, 0)}, 218184610Salfred {USB_VPI(USB_VENDOR_SIERRA, USB_PRODUCT_SIERRA_MC8755_2, 0)}, 219184610Salfred {USB_VPI(USB_VENDOR_SIERRA, USB_PRODUCT_SIERRA_MC8755_3, 0)}, 220184610Salfred {USB_VPI(USB_VENDOR_SIERRA, USB_PRODUCT_SIERRA_MC8765, 0)}, 221184610Salfred {USB_VPI(USB_VENDOR_SIERRA, USB_PRODUCT_SIERRA_AC875U, 0)}, 222184610Salfred {USB_VPI(USB_VENDOR_SIERRA, USB_PRODUCT_SIERRA_MC8775_2, 0)}, 223184610Salfred {USB_VPI(USB_VENDOR_SIERRA, USB_PRODUCT_SIERRA_MC8780, 0)}, 224184610Salfred {USB_VPI(USB_VENDOR_SIERRA, USB_PRODUCT_SIERRA_MC8781, 0)}, 225184610Salfred}; 226184610Salfred 227184610Salfredstatic int 228184610Salfredugensa_probe(device_t dev) 229184610Salfred{ 230184610Salfred struct usb2_attach_arg *uaa = device_get_ivars(dev); 231184610Salfred 232184610Salfred if (uaa->usb2_mode != USB_MODE_HOST) { 233184610Salfred return (ENXIO); 234184610Salfred } 235184610Salfred if (uaa->info.bConfigIndex != UGENSA_CONFIG_INDEX) { 236184610Salfred return (ENXIO); 237184610Salfred } 238184610Salfred if (uaa->info.bIfaceIndex != 0) { 239184610Salfred return (ENXIO); 240184610Salfred } 241184610Salfred return (usb2_lookup_id_by_uaa(ugensa_devs, sizeof(ugensa_devs), uaa)); 242184610Salfred} 243184610Salfred 244184610Salfredstatic int 245184610Salfredugensa_attach(device_t dev) 246184610Salfred{ 247184610Salfred struct usb2_attach_arg *uaa = device_get_ivars(dev); 248184610Salfred struct ugensa_softc *sc = device_get_softc(dev); 249184610Salfred struct ugensa_sub_softc *ssc; 250184610Salfred struct usb2_interface *iface; 251184610Salfred int32_t error; 252184610Salfred uint8_t iface_index; 253184610Salfred int x, cnt; 254184610Salfred 255184610Salfred if (sc == NULL) 256184610Salfred return (ENOMEM); 257184610Salfred 258184610Salfred device_set_usb2_desc(dev); 259184610Salfred mtx_init(&sc->sc_mtx, "ugensa", NULL, MTX_DEF); 260184610Salfred 261184610Salfred /* Figure out how many interfaces this device has got */ 262184610Salfred for (cnt = 0; cnt < UGENSA_IFACE_MAX; cnt++) { 263184610Salfred if ((usb2_get_pipe(uaa->device, cnt, ugensa_xfer_config + 0) == NULL) || 264184610Salfred (usb2_get_pipe(uaa->device, cnt, ugensa_xfer_config + 1) == NULL)) { 265184610Salfred /* we have reached the end */ 266184610Salfred break; 267184610Salfred } 268184610Salfred } 269184610Salfred 270184610Salfred if (cnt == 0) { 271184610Salfred device_printf(dev, "No interfaces!\n"); 272184610Salfred goto detach; 273184610Salfred } 274184610Salfred for (x = 0; x < cnt; x++) { 275184610Salfred iface = usb2_get_iface(uaa->device, x); 276184610Salfred if (iface->idesc->bInterfaceClass != UICLASS_VENDOR) 277184610Salfred /* Not a serial port, most likely a SD reader */ 278184610Salfred continue; 279184610Salfred 280184610Salfred ssc = sc->sc_sub + sc->sc_niface; 281184610Salfred ssc->sc_usb2_com_ptr = sc->sc_ucom + sc->sc_niface; 282184610Salfred 283184610Salfred iface_index = (UGENSA_IFACE_INDEX + x); 284184610Salfred error = usb2_transfer_setup(uaa->device, 285184610Salfred &iface_index, ssc->sc_xfer, ugensa_xfer_config, 286184610Salfred UGENSA_N_TRANSFER, ssc, &sc->sc_mtx); 287184610Salfred 288184610Salfred if (error) { 289184610Salfred device_printf(dev, "allocating USB " 290184610Salfred "transfers failed!\n"); 291184610Salfred goto detach; 292184610Salfred } 293184610Salfred /* clear stall at first run */ 294184610Salfred ssc->sc_flags |= (UGENSA_FLAG_BULK_WRITE_STALL | 295184610Salfred UGENSA_FLAG_BULK_READ_STALL); 296184610Salfred 297184610Salfred /* initialize port number */ 298184610Salfred ssc->sc_usb2_com_ptr->sc_portno = sc->sc_niface; 299184610Salfred sc->sc_niface++; 300184610Salfred if (x != uaa->info.bIfaceIndex) 301184610Salfred usb2_set_parent_iface(uaa->device, x, 302184610Salfred uaa->info.bIfaceIndex); 303184610Salfred } 304184610Salfred device_printf(dev, "Found %d interfaces.\n", sc->sc_niface); 305184610Salfred 306184610Salfred error = usb2_com_attach(&sc->sc_super_ucom, sc->sc_ucom, sc->sc_niface, sc, 307184610Salfred &ugensa_callback, &sc->sc_mtx); 308184610Salfred if (error) { 309184610Salfred DPRINTF("attach failed\n"); 310184610Salfred goto detach; 311184610Salfred } 312184610Salfred return (0); /* success */ 313184610Salfred 314184610Salfreddetach: 315184610Salfred ugensa_detach(dev); 316184610Salfred return (ENXIO); /* failure */ 317184610Salfred} 318184610Salfred 319184610Salfredstatic int 320184610Salfredugensa_detach(device_t dev) 321184610Salfred{ 322184610Salfred struct ugensa_softc *sc = device_get_softc(dev); 323184610Salfred uint8_t x; 324184610Salfred 325184610Salfred usb2_com_detach(&sc->sc_super_ucom, sc->sc_ucom, sc->sc_niface); 326184610Salfred 327184610Salfred for (x = 0; x < sc->sc_niface; x++) { 328184610Salfred usb2_transfer_unsetup(sc->sc_sub[x].sc_xfer, UGENSA_N_TRANSFER); 329184610Salfred } 330184610Salfred mtx_destroy(&sc->sc_mtx); 331184610Salfred 332184610Salfred return (0); 333184610Salfred} 334184610Salfred 335184610Salfredstatic void 336184610Salfredugensa_bulk_write_callback(struct usb2_xfer *xfer) 337184610Salfred{ 338184610Salfred struct ugensa_sub_softc *ssc = xfer->priv_sc; 339184610Salfred uint32_t actlen; 340184610Salfred 341184610Salfred switch (USB_GET_STATE(xfer)) { 342184610Salfred case USB_ST_SETUP: 343184610Salfred case USB_ST_TRANSFERRED: 344184610Salfred if (ssc->sc_flags & UGENSA_FLAG_BULK_WRITE_STALL) { 345184610Salfred usb2_transfer_start(ssc->sc_xfer[2]); 346184610Salfred return; 347184610Salfred } 348184610Salfred if (usb2_com_get_data(ssc->sc_usb2_com_ptr, xfer->frbuffers, 0, 349184610Salfred UGENSA_BUF_SIZE, &actlen)) { 350184610Salfred xfer->frlengths[0] = actlen; 351184610Salfred usb2_start_hardware(xfer); 352184610Salfred } 353184610Salfred return; 354184610Salfred 355184610Salfred default: /* Error */ 356184610Salfred if (xfer->error != USB_ERR_CANCELLED) { 357184610Salfred ssc->sc_flags |= UGENSA_FLAG_BULK_WRITE_STALL; 358184610Salfred usb2_transfer_start(ssc->sc_xfer[2]); 359184610Salfred } 360184610Salfred return; 361184610Salfred 362184610Salfred } 363184610Salfred} 364184610Salfred 365184610Salfredstatic void 366184610Salfredugensa_bulk_write_clear_stall_callback(struct usb2_xfer *xfer) 367184610Salfred{ 368184610Salfred struct ugensa_sub_softc *ssc = xfer->priv_sc; 369184610Salfred struct usb2_xfer *xfer_other = ssc->sc_xfer[0]; 370184610Salfred 371184610Salfred if (usb2_clear_stall_callback(xfer, xfer_other)) { 372184610Salfred DPRINTF("stall cleared\n"); 373184610Salfred ssc->sc_flags &= ~UGENSA_FLAG_BULK_WRITE_STALL; 374184610Salfred usb2_transfer_start(xfer_other); 375184610Salfred } 376184610Salfred return; 377184610Salfred} 378184610Salfred 379184610Salfredstatic void 380184610Salfredugensa_bulk_read_callback(struct usb2_xfer *xfer) 381184610Salfred{ 382184610Salfred struct ugensa_sub_softc *ssc = xfer->priv_sc; 383184610Salfred 384184610Salfred switch (USB_GET_STATE(xfer)) { 385184610Salfred case USB_ST_TRANSFERRED: 386184610Salfred usb2_com_put_data(ssc->sc_usb2_com_ptr, xfer->frbuffers, 0, 387184610Salfred xfer->actlen); 388184610Salfred 389184610Salfred case USB_ST_SETUP: 390184610Salfred if (ssc->sc_flags & UGENSA_FLAG_BULK_READ_STALL) { 391184610Salfred usb2_transfer_start(ssc->sc_xfer[3]); 392184610Salfred } else { 393184610Salfred xfer->frlengths[0] = xfer->max_data_length; 394184610Salfred usb2_start_hardware(xfer); 395184610Salfred } 396184610Salfred return; 397184610Salfred 398184610Salfred default: /* Error */ 399184610Salfred if (xfer->error != USB_ERR_CANCELLED) { 400184610Salfred ssc->sc_flags |= UGENSA_FLAG_BULK_READ_STALL; 401184610Salfred usb2_transfer_start(ssc->sc_xfer[3]); 402184610Salfred } 403184610Salfred return; 404184610Salfred 405184610Salfred } 406184610Salfred} 407184610Salfred 408184610Salfredstatic void 409184610Salfredugensa_bulk_read_clear_stall_callback(struct usb2_xfer *xfer) 410184610Salfred{ 411184610Salfred struct ugensa_sub_softc *ssc = xfer->priv_sc; 412184610Salfred struct usb2_xfer *xfer_other = ssc->sc_xfer[1]; 413184610Salfred 414184610Salfred if (usb2_clear_stall_callback(xfer, xfer_other)) { 415184610Salfred DPRINTF("stall cleared\n"); 416184610Salfred ssc->sc_flags &= ~UGENSA_FLAG_BULK_READ_STALL; 417184610Salfred usb2_transfer_start(xfer_other); 418184610Salfred } 419184610Salfred return; 420184610Salfred} 421184610Salfred 422184610Salfredstatic void 423184610Salfredugensa_start_read(struct usb2_com_softc *ucom) 424184610Salfred{ 425184610Salfred struct ugensa_softc *sc = ucom->sc_parent; 426184610Salfred struct ugensa_sub_softc *ssc = sc->sc_sub + ucom->sc_portno; 427184610Salfred 428184610Salfred usb2_transfer_start(ssc->sc_xfer[1]); 429184610Salfred return; 430184610Salfred} 431184610Salfred 432184610Salfredstatic void 433184610Salfredugensa_stop_read(struct usb2_com_softc *ucom) 434184610Salfred{ 435184610Salfred struct ugensa_softc *sc = ucom->sc_parent; 436184610Salfred struct ugensa_sub_softc *ssc = sc->sc_sub + ucom->sc_portno; 437184610Salfred 438184610Salfred usb2_transfer_stop(ssc->sc_xfer[3]); 439184610Salfred usb2_transfer_stop(ssc->sc_xfer[1]); 440184610Salfred return; 441184610Salfred} 442184610Salfred 443184610Salfredstatic void 444184610Salfredugensa_start_write(struct usb2_com_softc *ucom) 445184610Salfred{ 446184610Salfred struct ugensa_softc *sc = ucom->sc_parent; 447184610Salfred struct ugensa_sub_softc *ssc = sc->sc_sub + ucom->sc_portno; 448184610Salfred 449184610Salfred usb2_transfer_start(ssc->sc_xfer[0]); 450184610Salfred return; 451184610Salfred} 452184610Salfred 453184610Salfredstatic void 454184610Salfredugensa_stop_write(struct usb2_com_softc *ucom) 455184610Salfred{ 456184610Salfred struct ugensa_softc *sc = ucom->sc_parent; 457184610Salfred struct ugensa_sub_softc *ssc = sc->sc_sub + ucom->sc_portno; 458184610Salfred 459184610Salfred usb2_transfer_stop(ssc->sc_xfer[2]); 460184610Salfred usb2_transfer_stop(ssc->sc_xfer[0]); 461184610Salfred return; 462184610Salfred} 463