uvscom.c revision 187173
1184610Salfred/* $NetBSD: usb/uvscom.c,v 1.1 2002/03/19 15:08:42 augustss Exp $ */ 2184610Salfred 3184610Salfred#include <sys/cdefs.h> 4184610Salfred__FBSDID("$FreeBSD: head/sys/dev/usb2/serial/uvscom2.c 187173 2009-01-13 19:03:12Z thompsa $"); 5184610Salfred 6184610Salfred/*- 7184610Salfred * Copyright (c) 2001-2003, 2005 Shunsuke Akiyama <akiyama@jp.FreeBSD.org>. 8184610Salfred * All rights reserved. 9184610Salfred * 10184610Salfred * Redistribution and use in source and binary forms, with or without 11184610Salfred * modification, are permitted provided that the following conditions 12184610Salfred * are met: 13184610Salfred * 1. Redistributions of source code must retain the above copyright 14184610Salfred * notice, this list of conditions and the following disclaimer. 15184610Salfred * 2. Redistributions in binary form must reproduce the above copyright 16184610Salfred * notice, this list of conditions and the following disclaimer in the 17184610Salfred * documentation and/or other materials provided with the distribution. 18184610Salfred * 19184610Salfred * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 20184610Salfred * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 21184610Salfred * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 22184610Salfred * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 23184610Salfred * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 24184610Salfred * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 25184610Salfred * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 26184610Salfred * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 27184610Salfred * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 28184610Salfred * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 29184610Salfred * SUCH DAMAGE. 30184610Salfred * 31184610Salfred */ 32184610Salfred 33184610Salfred/* 34184610Salfred * uvscom: SUNTAC Slipper U VS-10U driver. 35184610Salfred * Slipper U is a PC Card to USB converter for data communication card 36184610Salfred * adapter. It supports DDI Pocket's Air H" C@rd, C@rd H" 64, NTT's P-in, 37184610Salfred * P-in m@ater and various data communication card adapters. 38184610Salfred */ 39184610Salfred 40184610Salfred#include <dev/usb2/include/usb2_devid.h> 41184610Salfred#include <dev/usb2/include/usb2_standard.h> 42184610Salfred#include <dev/usb2/include/usb2_mfunc.h> 43184610Salfred#include <dev/usb2/include/usb2_error.h> 44184610Salfred#include <dev/usb2/include/usb2_cdc.h> 45184610Salfred 46184610Salfred#define USB_DEBUG_VAR uvscom_debug 47184610Salfred 48184610Salfred#include <dev/usb2/core/usb2_core.h> 49184610Salfred#include <dev/usb2/core/usb2_debug.h> 50184610Salfred#include <dev/usb2/core/usb2_process.h> 51184610Salfred#include <dev/usb2/core/usb2_config_td.h> 52184610Salfred#include <dev/usb2/core/usb2_request.h> 53184610Salfred#include <dev/usb2/core/usb2_lookup.h> 54184610Salfred#include <dev/usb2/core/usb2_util.h> 55184610Salfred#include <dev/usb2/core/usb2_busdma.h> 56184610Salfred 57184610Salfred#include <dev/usb2/serial/usb2_serial.h> 58184610Salfred 59184610Salfred#if USB_DEBUG 60184610Salfredstatic int uvscom_debug = 0; 61184610Salfred 62184610SalfredSYSCTL_NODE(_hw_usb2, OID_AUTO, uvscom, CTLFLAG_RW, 0, "USB uvscom"); 63184610SalfredSYSCTL_INT(_hw_usb2_uvscom, OID_AUTO, debug, CTLFLAG_RW, 64184610Salfred &uvscom_debug, 0, "Debug level"); 65184610Salfred#endif 66184610Salfred 67184610Salfred#define UVSCOM_MODVER 1 /* module version */ 68184610Salfred 69184610Salfred#define UVSCOM_CONFIG_INDEX 0 70184610Salfred#define UVSCOM_IFACE_INDEX 0 71184610Salfred 72184610Salfred/* Request */ 73184610Salfred#define UVSCOM_SET_SPEED 0x10 74184610Salfred#define UVSCOM_LINE_CTL 0x11 75184610Salfred#define UVSCOM_SET_PARAM 0x12 76184610Salfred#define UVSCOM_READ_STATUS 0xd0 77184610Salfred#define UVSCOM_SHUTDOWN 0xe0 78184610Salfred 79184610Salfred/* UVSCOM_SET_SPEED parameters */ 80184610Salfred#define UVSCOM_SPEED_150BPS 0x00 81184610Salfred#define UVSCOM_SPEED_300BPS 0x01 82184610Salfred#define UVSCOM_SPEED_600BPS 0x02 83184610Salfred#define UVSCOM_SPEED_1200BPS 0x03 84184610Salfred#define UVSCOM_SPEED_2400BPS 0x04 85184610Salfred#define UVSCOM_SPEED_4800BPS 0x05 86184610Salfred#define UVSCOM_SPEED_9600BPS 0x06 87184610Salfred#define UVSCOM_SPEED_19200BPS 0x07 88184610Salfred#define UVSCOM_SPEED_38400BPS 0x08 89184610Salfred#define UVSCOM_SPEED_57600BPS 0x09 90184610Salfred#define UVSCOM_SPEED_115200BPS 0x0a 91184610Salfred 92184610Salfred/* UVSCOM_LINE_CTL parameters */ 93184610Salfred#define UVSCOM_BREAK 0x40 94184610Salfred#define UVSCOM_RTS 0x02 95184610Salfred#define UVSCOM_DTR 0x01 96184610Salfred#define UVSCOM_LINE_INIT 0x08 97184610Salfred 98184610Salfred/* UVSCOM_SET_PARAM parameters */ 99184610Salfred#define UVSCOM_DATA_MASK 0x03 100184610Salfred#define UVSCOM_DATA_BIT_8 0x03 101184610Salfred#define UVSCOM_DATA_BIT_7 0x02 102184610Salfred#define UVSCOM_DATA_BIT_6 0x01 103184610Salfred#define UVSCOM_DATA_BIT_5 0x00 104184610Salfred 105184610Salfred#define UVSCOM_STOP_MASK 0x04 106184610Salfred#define UVSCOM_STOP_BIT_2 0x04 107184610Salfred#define UVSCOM_STOP_BIT_1 0x00 108184610Salfred 109184610Salfred#define UVSCOM_PARITY_MASK 0x18 110184610Salfred#define UVSCOM_PARITY_EVEN 0x18 111184610Salfred#define UVSCOM_PARITY_ODD 0x08 112184610Salfred#define UVSCOM_PARITY_NONE 0x00 113184610Salfred 114184610Salfred/* Status bits */ 115184610Salfred#define UVSCOM_TXRDY 0x04 116184610Salfred#define UVSCOM_RXRDY 0x01 117184610Salfred 118184610Salfred#define UVSCOM_DCD 0x08 119184610Salfred#define UVSCOM_NOCARD 0x04 120184610Salfred#define UVSCOM_DSR 0x02 121184610Salfred#define UVSCOM_CTS 0x01 122184610Salfred#define UVSCOM_USTAT_MASK (UVSCOM_NOCARD | UVSCOM_DSR | UVSCOM_CTS) 123184610Salfred 124184610Salfred#define UVSCOM_BULK_BUF_SIZE 1024 /* bytes */ 125184610Salfred 126184610Salfred#define UVSCOM_N_TRANSFER 6 /* units */ 127184610Salfred 128184610Salfredstruct uvscom_softc { 129184610Salfred struct usb2_com_super_softc sc_super_ucom; 130184610Salfred struct usb2_com_softc sc_ucom; 131184610Salfred 132184610Salfred struct usb2_xfer *sc_xfer[UVSCOM_N_TRANSFER]; 133184610Salfred struct usb2_device *sc_udev; 134184610Salfred 135184610Salfred uint16_t sc_line; /* line control register */ 136184610Salfred 137184610Salfred uint8_t sc_flag; 138184610Salfred#define UVSCOM_FLAG_WRITE_STALL 0x0001 139184610Salfred#define UVSCOM_FLAG_READ_STALL 0x0002 140184610Salfred#define UVSCOM_FLAG_INTR_STALL 0x0004 141184610Salfred uint8_t sc_iface_no; /* interface number */ 142184610Salfred uint8_t sc_iface_index; /* interface index */ 143184610Salfred uint8_t sc_lsr; /* local status register */ 144184610Salfred uint8_t sc_msr; /* uvscom status register */ 145184610Salfred uint8_t sc_unit_status; /* unit status */ 146184610Salfred}; 147184610Salfred 148184610Salfred/* prototypes */ 149184610Salfred 150184610Salfredstatic device_probe_t uvscom_probe; 151184610Salfredstatic device_attach_t uvscom_attach; 152184610Salfredstatic device_detach_t uvscom_detach; 153184610Salfred 154184610Salfredstatic usb2_callback_t uvscom_write_callback; 155184610Salfredstatic usb2_callback_t uvscom_write_clear_stall_callback; 156184610Salfredstatic usb2_callback_t uvscom_read_callback; 157184610Salfredstatic usb2_callback_t uvscom_read_clear_stall_callback; 158184610Salfredstatic usb2_callback_t uvscom_intr_callback; 159184610Salfredstatic usb2_callback_t uvscom_intr_clear_stall_callback; 160184610Salfred 161185948Sthompsastatic void uvscom_cfg_set_dtr(struct usb2_com_softc *, uint8_t); 162185948Sthompsastatic void uvscom_cfg_set_rts(struct usb2_com_softc *, uint8_t); 163185948Sthompsastatic void uvscom_cfg_set_break(struct usb2_com_softc *, uint8_t); 164185948Sthompsastatic int uvscom_pre_param(struct usb2_com_softc *, struct termios *); 165185948Sthompsastatic void uvscom_cfg_param(struct usb2_com_softc *, struct termios *); 166185948Sthompsastatic int uvscom_pre_open(struct usb2_com_softc *); 167185948Sthompsastatic void uvscom_cfg_open(struct usb2_com_softc *); 168185948Sthompsastatic void uvscom_cfg_close(struct usb2_com_softc *); 169185948Sthompsastatic void uvscom_start_read(struct usb2_com_softc *); 170185948Sthompsastatic void uvscom_stop_read(struct usb2_com_softc *); 171185948Sthompsastatic void uvscom_start_write(struct usb2_com_softc *); 172185948Sthompsastatic void uvscom_stop_write(struct usb2_com_softc *); 173185948Sthompsastatic void uvscom_cfg_get_status(struct usb2_com_softc *, uint8_t *, 174185948Sthompsa uint8_t *); 175185948Sthompsastatic void uvscom_cfg_write(struct uvscom_softc *, uint8_t, uint16_t); 176185948Sthompsastatic uint16_t uvscom_cfg_read_status(struct uvscom_softc *); 177184610Salfred 178184610Salfredstatic const struct usb2_config uvscom_config[UVSCOM_N_TRANSFER] = { 179184610Salfred 180184610Salfred [0] = { 181184610Salfred .type = UE_BULK, 182184610Salfred .endpoint = UE_ADDR_ANY, 183184610Salfred .direction = UE_DIR_OUT, 184184610Salfred .mh.bufsize = UVSCOM_BULK_BUF_SIZE, 185184610Salfred .mh.flags = {.pipe_bof = 1,.force_short_xfer = 1,}, 186184610Salfred .mh.callback = &uvscom_write_callback, 187184610Salfred }, 188184610Salfred 189184610Salfred [1] = { 190184610Salfred .type = UE_BULK, 191184610Salfred .endpoint = UE_ADDR_ANY, 192184610Salfred .direction = UE_DIR_IN, 193184610Salfred .mh.bufsize = UVSCOM_BULK_BUF_SIZE, 194184610Salfred .mh.flags = {.pipe_bof = 1,.short_xfer_ok = 1,}, 195184610Salfred .mh.callback = &uvscom_read_callback, 196184610Salfred }, 197184610Salfred 198184610Salfred [2] = { 199184610Salfred .type = UE_CONTROL, 200184610Salfred .endpoint = 0x00, /* Control pipe */ 201184610Salfred .direction = UE_DIR_ANY, 202184610Salfred .mh.bufsize = sizeof(struct usb2_device_request), 203184610Salfred .mh.callback = &uvscom_write_clear_stall_callback, 204184610Salfred .mh.timeout = 1000, /* 1 second */ 205184610Salfred .mh.interval = 50, /* 50ms */ 206184610Salfred }, 207184610Salfred 208184610Salfred [3] = { 209184610Salfred .type = UE_CONTROL, 210184610Salfred .endpoint = 0x00, /* Control pipe */ 211184610Salfred .direction = UE_DIR_ANY, 212184610Salfred .mh.bufsize = sizeof(struct usb2_device_request), 213184610Salfred .mh.callback = &uvscom_read_clear_stall_callback, 214184610Salfred .mh.timeout = 1000, /* 1 second */ 215184610Salfred .mh.interval = 50, /* 50ms */ 216184610Salfred }, 217184610Salfred 218184610Salfred [4] = { 219184610Salfred .type = UE_INTERRUPT, 220184610Salfred .endpoint = UE_ADDR_ANY, 221184610Salfred .direction = UE_DIR_IN, 222184610Salfred .mh.flags = {.pipe_bof = 1,.short_xfer_ok = 1,}, 223184610Salfred .mh.bufsize = 0, /* use wMaxPacketSize */ 224184610Salfred .mh.callback = &uvscom_intr_callback, 225184610Salfred }, 226184610Salfred 227184610Salfred [5] = { 228184610Salfred .type = UE_CONTROL, 229184610Salfred .endpoint = 0x00, /* Control pipe */ 230184610Salfred .direction = UE_DIR_ANY, 231184610Salfred .mh.bufsize = sizeof(struct usb2_device_request), 232184610Salfred .mh.callback = &uvscom_intr_clear_stall_callback, 233184610Salfred .mh.timeout = 1000, /* 1 second */ 234184610Salfred .mh.interval = 50, /* 50ms */ 235184610Salfred }, 236184610Salfred}; 237184610Salfred 238184610Salfredstatic const struct usb2_com_callback uvscom_callback = { 239184610Salfred .usb2_com_cfg_get_status = &uvscom_cfg_get_status, 240184610Salfred .usb2_com_cfg_set_dtr = &uvscom_cfg_set_dtr, 241184610Salfred .usb2_com_cfg_set_rts = &uvscom_cfg_set_rts, 242184610Salfred .usb2_com_cfg_set_break = &uvscom_cfg_set_break, 243184610Salfred .usb2_com_cfg_param = &uvscom_cfg_param, 244184610Salfred .usb2_com_cfg_open = &uvscom_cfg_open, 245184610Salfred .usb2_com_cfg_close = &uvscom_cfg_close, 246184610Salfred .usb2_com_pre_open = &uvscom_pre_open, 247184610Salfred .usb2_com_pre_param = &uvscom_pre_param, 248184610Salfred .usb2_com_start_read = &uvscom_start_read, 249184610Salfred .usb2_com_stop_read = &uvscom_stop_read, 250184610Salfred .usb2_com_start_write = &uvscom_start_write, 251184610Salfred .usb2_com_stop_write = &uvscom_stop_write, 252184610Salfred}; 253184610Salfred 254184610Salfredstatic const struct usb2_device_id uvscom_devs[] = { 255184610Salfred /* SUNTAC U-Cable type A4 */ 256184610Salfred {USB_VPI(USB_VENDOR_SUNTAC, USB_PRODUCT_SUNTAC_AS144L4, 0)}, 257184610Salfred /* SUNTAC U-Cable type D2 */ 258184610Salfred {USB_VPI(USB_VENDOR_SUNTAC, USB_PRODUCT_SUNTAC_DS96L, 0)}, 259184610Salfred /* SUNTAC Ir-Trinity */ 260184610Salfred {USB_VPI(USB_VENDOR_SUNTAC, USB_PRODUCT_SUNTAC_IS96U, 0)}, 261184610Salfred /* SUNTAC U-Cable type P1 */ 262184610Salfred {USB_VPI(USB_VENDOR_SUNTAC, USB_PRODUCT_SUNTAC_PS64P1, 0)}, 263184610Salfred /* SUNTAC Slipper U */ 264184610Salfred {USB_VPI(USB_VENDOR_SUNTAC, USB_PRODUCT_SUNTAC_VS10U, 0)}, 265184610Salfred}; 266184610Salfred 267184610Salfredstatic device_method_t uvscom_methods[] = { 268184610Salfred DEVMETHOD(device_probe, uvscom_probe), 269184610Salfred DEVMETHOD(device_attach, uvscom_attach), 270184610Salfred DEVMETHOD(device_detach, uvscom_detach), 271184610Salfred {0, 0} 272184610Salfred}; 273184610Salfred 274184610Salfredstatic devclass_t uvscom_devclass; 275184610Salfred 276184610Salfredstatic driver_t uvscom_driver = { 277184610Salfred .name = "uvscom", 278184610Salfred .methods = uvscom_methods, 279184610Salfred .size = sizeof(struct uvscom_softc), 280184610Salfred}; 281184610Salfred 282184610SalfredDRIVER_MODULE(uvscom, ushub, uvscom_driver, uvscom_devclass, NULL, 0); 283184610SalfredMODULE_DEPEND(uvscom, usb2_serial, 1, 1, 1); 284184610SalfredMODULE_DEPEND(uvscom, usb2_core, 1, 1, 1); 285184610SalfredMODULE_VERSION(uvscom, UVSCOM_MODVER); 286184610Salfred 287184610Salfredstatic int 288184610Salfreduvscom_probe(device_t dev) 289184610Salfred{ 290184610Salfred struct usb2_attach_arg *uaa = device_get_ivars(dev); 291184610Salfred 292184610Salfred if (uaa->usb2_mode != USB_MODE_HOST) { 293184610Salfred return (ENXIO); 294184610Salfred } 295184610Salfred if (uaa->info.bConfigIndex != UVSCOM_CONFIG_INDEX) { 296184610Salfred return (ENXIO); 297184610Salfred } 298184610Salfred if (uaa->info.bIfaceIndex != UVSCOM_IFACE_INDEX) { 299184610Salfred return (ENXIO); 300184610Salfred } 301184610Salfred return (usb2_lookup_id_by_uaa(uvscom_devs, sizeof(uvscom_devs), uaa)); 302184610Salfred} 303184610Salfred 304184610Salfredstatic int 305184610Salfreduvscom_attach(device_t dev) 306184610Salfred{ 307184610Salfred struct usb2_attach_arg *uaa = device_get_ivars(dev); 308184610Salfred struct uvscom_softc *sc = device_get_softc(dev); 309184610Salfred int error; 310184610Salfred 311184610Salfred if (sc == NULL) { 312184610Salfred return (ENOMEM); 313184610Salfred } 314184610Salfred device_set_usb2_desc(dev); 315184610Salfred 316184610Salfred sc->sc_udev = uaa->device; 317184610Salfred 318184610Salfred DPRINTF("sc=%p\n", sc); 319184610Salfred 320184610Salfred sc->sc_iface_no = uaa->info.bIfaceNum; 321184610Salfred sc->sc_iface_index = UVSCOM_IFACE_INDEX; 322184610Salfred 323184610Salfred error = usb2_transfer_setup(uaa->device, &sc->sc_iface_index, 324184610Salfred sc->sc_xfer, uvscom_config, UVSCOM_N_TRANSFER, sc, &Giant); 325184610Salfred 326184610Salfred if (error) { 327184610Salfred DPRINTF("could not allocate all USB transfers!\n"); 328184610Salfred goto detach; 329184610Salfred } 330184610Salfred sc->sc_line = UVSCOM_LINE_INIT; 331184610Salfred 332184610Salfred /* clear stall at first run */ 333184610Salfred sc->sc_flag |= (UVSCOM_FLAG_WRITE_STALL | 334184610Salfred UVSCOM_FLAG_READ_STALL); 335184610Salfred 336184610Salfred error = usb2_com_attach(&sc->sc_super_ucom, &sc->sc_ucom, 1, sc, 337184610Salfred &uvscom_callback, &Giant); 338184610Salfred if (error) { 339184610Salfred goto detach; 340184610Salfred } 341184610Salfred /* start interrupt pipe */ 342187173Sthompsa mtx_lock(&Giant); 343184610Salfred usb2_transfer_start(sc->sc_xfer[4]); 344187173Sthompsa mtx_unlock(&Giant); 345184610Salfred 346184610Salfred return (0); 347184610Salfred 348184610Salfreddetach: 349184610Salfred uvscom_detach(dev); 350184610Salfred return (ENXIO); 351184610Salfred} 352184610Salfred 353184610Salfredstatic int 354184610Salfreduvscom_detach(device_t dev) 355184610Salfred{ 356184610Salfred struct uvscom_softc *sc = device_get_softc(dev); 357184610Salfred 358184610Salfred DPRINTF("sc=%p\n", sc); 359184610Salfred 360184610Salfred /* stop interrupt pipe */ 361184610Salfred 362184610Salfred if (sc->sc_xfer[4]) { 363184610Salfred usb2_transfer_stop(sc->sc_xfer[4]); 364184610Salfred } 365184610Salfred usb2_com_detach(&sc->sc_super_ucom, &sc->sc_ucom, 1); 366184610Salfred 367184610Salfred usb2_transfer_unsetup(sc->sc_xfer, UVSCOM_N_TRANSFER); 368184610Salfred 369184610Salfred return (0); 370184610Salfred} 371184610Salfred 372184610Salfredstatic void 373184610Salfreduvscom_write_callback(struct usb2_xfer *xfer) 374184610Salfred{ 375184610Salfred struct uvscom_softc *sc = xfer->priv_sc; 376184610Salfred uint32_t actlen; 377184610Salfred 378184610Salfred switch (USB_GET_STATE(xfer)) { 379184610Salfred case USB_ST_SETUP: 380184610Salfred case USB_ST_TRANSFERRED: 381184610Salfred if (sc->sc_flag & UVSCOM_FLAG_WRITE_STALL) { 382184610Salfred usb2_transfer_start(sc->sc_xfer[2]); 383184610Salfred return; 384184610Salfred } 385184610Salfred if (usb2_com_get_data(&sc->sc_ucom, xfer->frbuffers, 0, 386184610Salfred UVSCOM_BULK_BUF_SIZE, &actlen)) { 387184610Salfred 388184610Salfred xfer->frlengths[0] = actlen; 389184610Salfred usb2_start_hardware(xfer); 390184610Salfred } 391184610Salfred return; 392184610Salfred 393184610Salfred default: /* Error */ 394184610Salfred if (xfer->error != USB_ERR_CANCELLED) { 395184610Salfred sc->sc_flag |= UVSCOM_FLAG_WRITE_STALL; 396184610Salfred usb2_transfer_start(sc->sc_xfer[2]); 397184610Salfred } 398184610Salfred return; 399184610Salfred 400184610Salfred } 401184610Salfred} 402184610Salfred 403184610Salfredstatic void 404184610Salfreduvscom_write_clear_stall_callback(struct usb2_xfer *xfer) 405184610Salfred{ 406184610Salfred struct uvscom_softc *sc = xfer->priv_sc; 407184610Salfred struct usb2_xfer *xfer_other = sc->sc_xfer[0]; 408184610Salfred 409184610Salfred if (usb2_clear_stall_callback(xfer, xfer_other)) { 410184610Salfred DPRINTF("stall cleared\n"); 411184610Salfred sc->sc_flag &= ~UVSCOM_FLAG_WRITE_STALL; 412184610Salfred usb2_transfer_start(xfer_other); 413184610Salfred } 414184610Salfred} 415184610Salfred 416184610Salfredstatic void 417184610Salfreduvscom_read_callback(struct usb2_xfer *xfer) 418184610Salfred{ 419184610Salfred struct uvscom_softc *sc = xfer->priv_sc; 420184610Salfred 421184610Salfred switch (USB_GET_STATE(xfer)) { 422184610Salfred case USB_ST_TRANSFERRED: 423184610Salfred usb2_com_put_data(&sc->sc_ucom, xfer->frbuffers, 0, xfer->actlen); 424184610Salfred 425184610Salfred case USB_ST_SETUP: 426184610Salfred if (sc->sc_flag & UVSCOM_FLAG_READ_STALL) { 427184610Salfred usb2_transfer_start(sc->sc_xfer[3]); 428184610Salfred } else { 429184610Salfred xfer->frlengths[0] = xfer->max_data_length; 430184610Salfred usb2_start_hardware(xfer); 431184610Salfred } 432184610Salfred return; 433184610Salfred 434184610Salfred default: /* Error */ 435184610Salfred if (xfer->error != USB_ERR_CANCELLED) { 436184610Salfred sc->sc_flag |= UVSCOM_FLAG_READ_STALL; 437184610Salfred usb2_transfer_start(sc->sc_xfer[3]); 438184610Salfred } 439184610Salfred return; 440184610Salfred 441184610Salfred } 442184610Salfred} 443184610Salfred 444184610Salfredstatic void 445184610Salfreduvscom_read_clear_stall_callback(struct usb2_xfer *xfer) 446184610Salfred{ 447184610Salfred struct uvscom_softc *sc = xfer->priv_sc; 448184610Salfred struct usb2_xfer *xfer_other = sc->sc_xfer[1]; 449184610Salfred 450184610Salfred if (usb2_clear_stall_callback(xfer, xfer_other)) { 451184610Salfred DPRINTF("stall cleared\n"); 452184610Salfred sc->sc_flag &= ~UVSCOM_FLAG_READ_STALL; 453184610Salfred usb2_transfer_start(xfer_other); 454184610Salfred } 455184610Salfred} 456184610Salfred 457184610Salfredstatic void 458184610Salfreduvscom_intr_callback(struct usb2_xfer *xfer) 459184610Salfred{ 460184610Salfred struct uvscom_softc *sc = xfer->priv_sc; 461184610Salfred uint8_t buf[2]; 462184610Salfred 463184610Salfred switch (USB_GET_STATE(xfer)) { 464184610Salfred case USB_ST_TRANSFERRED: 465184610Salfred if (xfer->actlen >= 2) { 466184610Salfred 467184610Salfred usb2_copy_out(xfer->frbuffers, 0, buf, sizeof(buf)); 468184610Salfred 469184610Salfred sc->sc_lsr = 0; 470184610Salfred sc->sc_msr = 0; 471184610Salfred sc->sc_unit_status = buf[1]; 472184610Salfred 473184610Salfred if (buf[0] & UVSCOM_TXRDY) { 474184610Salfred sc->sc_lsr |= ULSR_TXRDY; 475184610Salfred } 476184610Salfred if (buf[0] & UVSCOM_RXRDY) { 477184610Salfred sc->sc_lsr |= ULSR_RXRDY; 478184610Salfred } 479184610Salfred if (buf[1] & UVSCOM_CTS) { 480184610Salfred sc->sc_msr |= SER_CTS; 481184610Salfred } 482184610Salfred if (buf[1] & UVSCOM_DSR) { 483184610Salfred sc->sc_msr |= SER_DSR; 484184610Salfred } 485184610Salfred if (buf[1] & UVSCOM_DCD) { 486184610Salfred sc->sc_msr |= SER_DCD; 487184610Salfred } 488184610Salfred /* 489184610Salfred * the UCOM layer will ignore this call if the TTY 490184610Salfred * device is closed! 491184610Salfred */ 492184610Salfred usb2_com_status_change(&sc->sc_ucom); 493184610Salfred } 494184610Salfred case USB_ST_SETUP: 495184610Salfred if (sc->sc_flag & UVSCOM_FLAG_INTR_STALL) { 496184610Salfred usb2_transfer_start(sc->sc_xfer[5]); 497184610Salfred } else { 498184610Salfred xfer->frlengths[0] = xfer->max_data_length; 499184610Salfred usb2_start_hardware(xfer); 500184610Salfred } 501184610Salfred return; 502184610Salfred 503184610Salfred default: /* Error */ 504184610Salfred if (xfer->error != USB_ERR_CANCELLED) { 505184610Salfred sc->sc_flag |= UVSCOM_FLAG_INTR_STALL; 506184610Salfred usb2_transfer_start(sc->sc_xfer[5]); 507184610Salfred } 508184610Salfred return; 509184610Salfred 510184610Salfred } 511184610Salfred} 512184610Salfred 513184610Salfredstatic void 514184610Salfreduvscom_intr_clear_stall_callback(struct usb2_xfer *xfer) 515184610Salfred{ 516184610Salfred struct uvscom_softc *sc = xfer->priv_sc; 517184610Salfred struct usb2_xfer *xfer_other = sc->sc_xfer[4]; 518184610Salfred 519184610Salfred if (usb2_clear_stall_callback(xfer, xfer_other)) { 520184610Salfred DPRINTF("stall cleared\n"); 521184610Salfred sc->sc_flag &= ~UVSCOM_FLAG_INTR_STALL; 522184610Salfred usb2_transfer_start(xfer_other); 523184610Salfred } 524184610Salfred} 525184610Salfred 526184610Salfredstatic void 527184610Salfreduvscom_cfg_set_dtr(struct usb2_com_softc *ucom, uint8_t onoff) 528184610Salfred{ 529184610Salfred struct uvscom_softc *sc = ucom->sc_parent; 530184610Salfred 531184610Salfred DPRINTF("onoff = %d\n", onoff); 532184610Salfred 533184610Salfred if (onoff) 534184610Salfred sc->sc_line |= UVSCOM_DTR; 535184610Salfred else 536184610Salfred sc->sc_line &= ~UVSCOM_DTR; 537184610Salfred 538184610Salfred uvscom_cfg_write(sc, UVSCOM_LINE_CTL, sc->sc_line); 539184610Salfred} 540184610Salfred 541184610Salfredstatic void 542184610Salfreduvscom_cfg_set_rts(struct usb2_com_softc *ucom, uint8_t onoff) 543184610Salfred{ 544184610Salfred struct uvscom_softc *sc = ucom->sc_parent; 545184610Salfred 546184610Salfred DPRINTF("onoff = %d\n", onoff); 547184610Salfred 548184610Salfred if (onoff) 549184610Salfred sc->sc_line |= UVSCOM_RTS; 550184610Salfred else 551184610Salfred sc->sc_line &= ~UVSCOM_RTS; 552184610Salfred 553184610Salfred uvscom_cfg_write(sc, UVSCOM_LINE_CTL, sc->sc_line); 554184610Salfred} 555184610Salfred 556184610Salfredstatic void 557184610Salfreduvscom_cfg_set_break(struct usb2_com_softc *ucom, uint8_t onoff) 558184610Salfred{ 559184610Salfred struct uvscom_softc *sc = ucom->sc_parent; 560184610Salfred 561184610Salfred DPRINTF("onoff = %d\n", onoff); 562184610Salfred 563184610Salfred if (onoff) 564184610Salfred sc->sc_line |= UVSCOM_BREAK; 565184610Salfred else 566184610Salfred sc->sc_line &= ~UVSCOM_BREAK; 567184610Salfred 568184610Salfred uvscom_cfg_write(sc, UVSCOM_LINE_CTL, sc->sc_line); 569184610Salfred} 570184610Salfred 571184610Salfredstatic int 572184610Salfreduvscom_pre_param(struct usb2_com_softc *ucom, struct termios *t) 573184610Salfred{ 574184610Salfred switch (t->c_ospeed) { 575184610Salfred case B150: 576184610Salfred case B300: 577184610Salfred case B600: 578184610Salfred case B1200: 579184610Salfred case B2400: 580184610Salfred case B4800: 581184610Salfred case B9600: 582184610Salfred case B19200: 583184610Salfred case B38400: 584184610Salfred case B57600: 585184610Salfred case B115200: 586184610Salfred default: 587184610Salfred return (EINVAL); 588184610Salfred } 589184610Salfred return (0); 590184610Salfred} 591184610Salfred 592184610Salfredstatic void 593184610Salfreduvscom_cfg_param(struct usb2_com_softc *ucom, struct termios *t) 594184610Salfred{ 595184610Salfred struct uvscom_softc *sc = ucom->sc_parent; 596184610Salfred uint16_t value; 597184610Salfred 598184610Salfred DPRINTF("\n"); 599184610Salfred 600184610Salfred switch (t->c_ospeed) { 601184610Salfred case B150: 602184610Salfred value = UVSCOM_SPEED_150BPS; 603184610Salfred break; 604184610Salfred case B300: 605184610Salfred value = UVSCOM_SPEED_300BPS; 606184610Salfred break; 607184610Salfred case B600: 608184610Salfred value = UVSCOM_SPEED_600BPS; 609184610Salfred break; 610184610Salfred case B1200: 611184610Salfred value = UVSCOM_SPEED_1200BPS; 612184610Salfred break; 613184610Salfred case B2400: 614184610Salfred value = UVSCOM_SPEED_2400BPS; 615184610Salfred break; 616184610Salfred case B4800: 617184610Salfred value = UVSCOM_SPEED_4800BPS; 618184610Salfred break; 619184610Salfred case B9600: 620184610Salfred value = UVSCOM_SPEED_9600BPS; 621184610Salfred break; 622184610Salfred case B19200: 623184610Salfred value = UVSCOM_SPEED_19200BPS; 624184610Salfred break; 625184610Salfred case B38400: 626184610Salfred value = UVSCOM_SPEED_38400BPS; 627184610Salfred break; 628184610Salfred case B57600: 629184610Salfred value = UVSCOM_SPEED_57600BPS; 630184610Salfred break; 631184610Salfred case B115200: 632184610Salfred value = UVSCOM_SPEED_115200BPS; 633184610Salfred break; 634184610Salfred default: 635184610Salfred return; 636184610Salfred } 637184610Salfred 638184610Salfred uvscom_cfg_write(sc, UVSCOM_SET_SPEED, value); 639184610Salfred 640184610Salfred value = 0; 641184610Salfred 642184610Salfred if (t->c_cflag & CSTOPB) { 643184610Salfred value |= UVSCOM_STOP_BIT_2; 644184610Salfred } 645184610Salfred if (t->c_cflag & PARENB) { 646184610Salfred if (t->c_cflag & PARODD) { 647184610Salfred value |= UVSCOM_PARITY_ODD; 648184610Salfred } else { 649184610Salfred value |= UVSCOM_PARITY_EVEN; 650184610Salfred } 651184610Salfred } else { 652184610Salfred value |= UVSCOM_PARITY_NONE; 653184610Salfred } 654184610Salfred 655184610Salfred switch (t->c_cflag & CSIZE) { 656184610Salfred case CS5: 657184610Salfred value |= UVSCOM_DATA_BIT_5; 658184610Salfred break; 659184610Salfred case CS6: 660184610Salfred value |= UVSCOM_DATA_BIT_6; 661184610Salfred break; 662184610Salfred case CS7: 663184610Salfred value |= UVSCOM_DATA_BIT_7; 664184610Salfred break; 665184610Salfred default: 666184610Salfred case CS8: 667184610Salfred value |= UVSCOM_DATA_BIT_8; 668184610Salfred break; 669184610Salfred } 670184610Salfred 671184610Salfred uvscom_cfg_write(sc, UVSCOM_SET_PARAM, value); 672184610Salfred} 673184610Salfred 674184610Salfredstatic int 675184610Salfreduvscom_pre_open(struct usb2_com_softc *ucom) 676184610Salfred{ 677184610Salfred struct uvscom_softc *sc = ucom->sc_parent; 678184610Salfred 679184610Salfred DPRINTF("sc = %p\n", sc); 680184610Salfred 681184610Salfred /* check if PC card was inserted */ 682184610Salfred 683184610Salfred if (sc->sc_unit_status & UVSCOM_NOCARD) { 684184610Salfred DPRINTF("no PC card!\n"); 685184610Salfred return (ENXIO); 686184610Salfred } 687184610Salfred return (0); 688184610Salfred} 689184610Salfred 690184610Salfredstatic void 691184610Salfreduvscom_cfg_open(struct usb2_com_softc *ucom) 692184610Salfred{ 693184610Salfred struct uvscom_softc *sc = ucom->sc_parent; 694184610Salfred 695184610Salfred DPRINTF("sc = %p\n", sc); 696184610Salfred 697184610Salfred uvscom_cfg_read_status(sc); 698184610Salfred} 699184610Salfred 700184610Salfredstatic void 701184610Salfreduvscom_cfg_close(struct usb2_com_softc *ucom) 702184610Salfred{ 703184610Salfred struct uvscom_softc *sc = ucom->sc_parent; 704184610Salfred 705184610Salfred DPRINTF("sc=%p\n", sc); 706184610Salfred 707184610Salfred uvscom_cfg_write(sc, UVSCOM_SHUTDOWN, 0); 708184610Salfred} 709184610Salfred 710184610Salfredstatic void 711184610Salfreduvscom_start_read(struct usb2_com_softc *ucom) 712184610Salfred{ 713184610Salfred struct uvscom_softc *sc = ucom->sc_parent; 714184610Salfred 715184610Salfred usb2_transfer_start(sc->sc_xfer[1]); 716184610Salfred} 717184610Salfred 718184610Salfredstatic void 719184610Salfreduvscom_stop_read(struct usb2_com_softc *ucom) 720184610Salfred{ 721184610Salfred struct uvscom_softc *sc = ucom->sc_parent; 722184610Salfred 723184610Salfred usb2_transfer_stop(sc->sc_xfer[3]); 724184610Salfred usb2_transfer_stop(sc->sc_xfer[1]); 725184610Salfred} 726184610Salfred 727184610Salfredstatic void 728184610Salfreduvscom_start_write(struct usb2_com_softc *ucom) 729184610Salfred{ 730184610Salfred struct uvscom_softc *sc = ucom->sc_parent; 731184610Salfred 732184610Salfred usb2_transfer_start(sc->sc_xfer[0]); 733184610Salfred} 734184610Salfred 735184610Salfredstatic void 736184610Salfreduvscom_stop_write(struct usb2_com_softc *ucom) 737184610Salfred{ 738184610Salfred struct uvscom_softc *sc = ucom->sc_parent; 739184610Salfred 740184610Salfred usb2_transfer_stop(sc->sc_xfer[2]); 741184610Salfred usb2_transfer_stop(sc->sc_xfer[0]); 742184610Salfred} 743184610Salfred 744184610Salfredstatic void 745184610Salfreduvscom_cfg_get_status(struct usb2_com_softc *ucom, uint8_t *lsr, uint8_t *msr) 746184610Salfred{ 747184610Salfred struct uvscom_softc *sc = ucom->sc_parent; 748184610Salfred 749184610Salfred *lsr = sc->sc_lsr; 750184610Salfred *msr = sc->sc_msr; 751184610Salfred} 752184610Salfred 753184610Salfredstatic void 754184610Salfreduvscom_cfg_write(struct uvscom_softc *sc, uint8_t index, uint16_t value) 755184610Salfred{ 756184610Salfred struct usb2_device_request req; 757184610Salfred usb2_error_t err; 758184610Salfred 759184610Salfred if (usb2_com_cfg_is_gone(&sc->sc_ucom)) { 760184610Salfred return; 761184610Salfred } 762184610Salfred req.bmRequestType = UT_WRITE_VENDOR_DEVICE; 763184610Salfred req.bRequest = index; 764184610Salfred USETW(req.wValue, value); 765184610Salfred USETW(req.wIndex, 0); 766184610Salfred USETW(req.wLength, 0); 767184610Salfred 768184610Salfred err = usb2_do_request_flags(sc->sc_udev, &Giant, &req, 769184610Salfred NULL, 0, NULL, 1000); 770184610Salfred if (err) { 771184610Salfred DPRINTFN(0, "device request failed, err=%s " 772184610Salfred "(ignored)\n", usb2_errstr(err)); 773184610Salfred } 774184610Salfred} 775184610Salfred 776184610Salfredstatic uint16_t 777184610Salfreduvscom_cfg_read_status(struct uvscom_softc *sc) 778184610Salfred{ 779184610Salfred struct usb2_device_request req; 780184610Salfred usb2_error_t err; 781184610Salfred uint8_t data[2]; 782184610Salfred 783184610Salfred if (usb2_com_cfg_is_gone(&sc->sc_ucom)) { 784184610Salfred return (0); 785184610Salfred } 786184610Salfred req.bmRequestType = UT_READ_VENDOR_DEVICE; 787184610Salfred req.bRequest = UVSCOM_READ_STATUS; 788184610Salfred USETW(req.wValue, 0); 789184610Salfred USETW(req.wIndex, 0); 790184610Salfred USETW(req.wLength, 2); 791184610Salfred 792184610Salfred err = usb2_do_request_flags(sc->sc_udev, &Giant, &req, 793184610Salfred data, 0, NULL, 1000); 794184610Salfred if (err) { 795184610Salfred DPRINTFN(0, "device request failed, err=%s " 796184610Salfred "(ignored)\n", usb2_errstr(err)); 797184610Salfred data[0] = 0; 798184610Salfred data[1] = 0; 799184610Salfred } 800184610Salfred return (data[0] | (data[1] << 8)); 801184610Salfred} 802