uvscom.c revision 187259
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 187259 2009-01-15 02:35:40Z 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_request.h> 52184610Salfred#include <dev/usb2/core/usb2_lookup.h> 53184610Salfred#include <dev/usb2/core/usb2_util.h> 54184610Salfred#include <dev/usb2/core/usb2_busdma.h> 55184610Salfred 56184610Salfred#include <dev/usb2/serial/usb2_serial.h> 57184610Salfred 58184610Salfred#if USB_DEBUG 59184610Salfredstatic int uvscom_debug = 0; 60184610Salfred 61184610SalfredSYSCTL_NODE(_hw_usb2, OID_AUTO, uvscom, CTLFLAG_RW, 0, "USB uvscom"); 62184610SalfredSYSCTL_INT(_hw_usb2_uvscom, OID_AUTO, debug, CTLFLAG_RW, 63184610Salfred &uvscom_debug, 0, "Debug level"); 64184610Salfred#endif 65184610Salfred 66184610Salfred#define UVSCOM_MODVER 1 /* module version */ 67184610Salfred 68184610Salfred#define UVSCOM_CONFIG_INDEX 0 69184610Salfred#define UVSCOM_IFACE_INDEX 0 70184610Salfred 71184610Salfred/* Request */ 72184610Salfred#define UVSCOM_SET_SPEED 0x10 73184610Salfred#define UVSCOM_LINE_CTL 0x11 74184610Salfred#define UVSCOM_SET_PARAM 0x12 75184610Salfred#define UVSCOM_READ_STATUS 0xd0 76184610Salfred#define UVSCOM_SHUTDOWN 0xe0 77184610Salfred 78184610Salfred/* UVSCOM_SET_SPEED parameters */ 79184610Salfred#define UVSCOM_SPEED_150BPS 0x00 80184610Salfred#define UVSCOM_SPEED_300BPS 0x01 81184610Salfred#define UVSCOM_SPEED_600BPS 0x02 82184610Salfred#define UVSCOM_SPEED_1200BPS 0x03 83184610Salfred#define UVSCOM_SPEED_2400BPS 0x04 84184610Salfred#define UVSCOM_SPEED_4800BPS 0x05 85184610Salfred#define UVSCOM_SPEED_9600BPS 0x06 86184610Salfred#define UVSCOM_SPEED_19200BPS 0x07 87184610Salfred#define UVSCOM_SPEED_38400BPS 0x08 88184610Salfred#define UVSCOM_SPEED_57600BPS 0x09 89184610Salfred#define UVSCOM_SPEED_115200BPS 0x0a 90184610Salfred 91184610Salfred/* UVSCOM_LINE_CTL parameters */ 92184610Salfred#define UVSCOM_BREAK 0x40 93184610Salfred#define UVSCOM_RTS 0x02 94184610Salfred#define UVSCOM_DTR 0x01 95184610Salfred#define UVSCOM_LINE_INIT 0x08 96184610Salfred 97184610Salfred/* UVSCOM_SET_PARAM parameters */ 98184610Salfred#define UVSCOM_DATA_MASK 0x03 99184610Salfred#define UVSCOM_DATA_BIT_8 0x03 100184610Salfred#define UVSCOM_DATA_BIT_7 0x02 101184610Salfred#define UVSCOM_DATA_BIT_6 0x01 102184610Salfred#define UVSCOM_DATA_BIT_5 0x00 103184610Salfred 104184610Salfred#define UVSCOM_STOP_MASK 0x04 105184610Salfred#define UVSCOM_STOP_BIT_2 0x04 106184610Salfred#define UVSCOM_STOP_BIT_1 0x00 107184610Salfred 108184610Salfred#define UVSCOM_PARITY_MASK 0x18 109184610Salfred#define UVSCOM_PARITY_EVEN 0x18 110184610Salfred#define UVSCOM_PARITY_ODD 0x08 111184610Salfred#define UVSCOM_PARITY_NONE 0x00 112184610Salfred 113184610Salfred/* Status bits */ 114184610Salfred#define UVSCOM_TXRDY 0x04 115184610Salfred#define UVSCOM_RXRDY 0x01 116184610Salfred 117184610Salfred#define UVSCOM_DCD 0x08 118184610Salfred#define UVSCOM_NOCARD 0x04 119184610Salfred#define UVSCOM_DSR 0x02 120184610Salfred#define UVSCOM_CTS 0x01 121184610Salfred#define UVSCOM_USTAT_MASK (UVSCOM_NOCARD | UVSCOM_DSR | UVSCOM_CTS) 122184610Salfred 123184610Salfred#define UVSCOM_BULK_BUF_SIZE 1024 /* bytes */ 124184610Salfred 125187259Sthompsaenum { 126187259Sthompsa UVSCOM_BULK_DT_WR, 127187259Sthompsa UVSCOM_BULK_DT_RD, 128187259Sthompsa UVSCOM_BULK_CS_WR, 129187259Sthompsa UVSCOM_BULK_CS_RD, 130187259Sthompsa UVSCOM_INTR_DT_RD, 131187259Sthompsa UVSCOM_INTR_CS_RD, 132187259Sthompsa UVSCOM_N_TRANSFER = 6, 133187259Sthompsa}; 134184610Salfred 135184610Salfredstruct uvscom_softc { 136184610Salfred struct usb2_com_super_softc sc_super_ucom; 137184610Salfred struct usb2_com_softc sc_ucom; 138184610Salfred 139184610Salfred struct usb2_xfer *sc_xfer[UVSCOM_N_TRANSFER]; 140184610Salfred struct usb2_device *sc_udev; 141184610Salfred 142184610Salfred uint16_t sc_line; /* line control register */ 143184610Salfred 144184610Salfred uint8_t sc_flag; 145184610Salfred#define UVSCOM_FLAG_WRITE_STALL 0x0001 146184610Salfred#define UVSCOM_FLAG_READ_STALL 0x0002 147184610Salfred#define UVSCOM_FLAG_INTR_STALL 0x0004 148184610Salfred uint8_t sc_iface_no; /* interface number */ 149184610Salfred uint8_t sc_iface_index; /* interface index */ 150184610Salfred uint8_t sc_lsr; /* local status register */ 151184610Salfred uint8_t sc_msr; /* uvscom status register */ 152184610Salfred uint8_t sc_unit_status; /* unit status */ 153184610Salfred}; 154184610Salfred 155184610Salfred/* prototypes */ 156184610Salfred 157184610Salfredstatic device_probe_t uvscom_probe; 158184610Salfredstatic device_attach_t uvscom_attach; 159184610Salfredstatic device_detach_t uvscom_detach; 160184610Salfred 161184610Salfredstatic usb2_callback_t uvscom_write_callback; 162184610Salfredstatic usb2_callback_t uvscom_write_clear_stall_callback; 163184610Salfredstatic usb2_callback_t uvscom_read_callback; 164184610Salfredstatic usb2_callback_t uvscom_read_clear_stall_callback; 165184610Salfredstatic usb2_callback_t uvscom_intr_callback; 166184610Salfredstatic usb2_callback_t uvscom_intr_clear_stall_callback; 167184610Salfred 168185948Sthompsastatic void uvscom_cfg_set_dtr(struct usb2_com_softc *, uint8_t); 169185948Sthompsastatic void uvscom_cfg_set_rts(struct usb2_com_softc *, uint8_t); 170185948Sthompsastatic void uvscom_cfg_set_break(struct usb2_com_softc *, uint8_t); 171185948Sthompsastatic int uvscom_pre_param(struct usb2_com_softc *, struct termios *); 172185948Sthompsastatic void uvscom_cfg_param(struct usb2_com_softc *, struct termios *); 173185948Sthompsastatic int uvscom_pre_open(struct usb2_com_softc *); 174185948Sthompsastatic void uvscom_cfg_open(struct usb2_com_softc *); 175185948Sthompsastatic void uvscom_cfg_close(struct usb2_com_softc *); 176185948Sthompsastatic void uvscom_start_read(struct usb2_com_softc *); 177185948Sthompsastatic void uvscom_stop_read(struct usb2_com_softc *); 178185948Sthompsastatic void uvscom_start_write(struct usb2_com_softc *); 179185948Sthompsastatic void uvscom_stop_write(struct usb2_com_softc *); 180185948Sthompsastatic void uvscom_cfg_get_status(struct usb2_com_softc *, uint8_t *, 181185948Sthompsa uint8_t *); 182185948Sthompsastatic void uvscom_cfg_write(struct uvscom_softc *, uint8_t, uint16_t); 183185948Sthompsastatic uint16_t uvscom_cfg_read_status(struct uvscom_softc *); 184184610Salfred 185184610Salfredstatic const struct usb2_config uvscom_config[UVSCOM_N_TRANSFER] = { 186184610Salfred 187187259Sthompsa [UVSCOM_BULK_DT_WR] = { 188184610Salfred .type = UE_BULK, 189184610Salfred .endpoint = UE_ADDR_ANY, 190184610Salfred .direction = UE_DIR_OUT, 191184610Salfred .mh.bufsize = UVSCOM_BULK_BUF_SIZE, 192184610Salfred .mh.flags = {.pipe_bof = 1,.force_short_xfer = 1,}, 193184610Salfred .mh.callback = &uvscom_write_callback, 194184610Salfred }, 195184610Salfred 196187259Sthompsa [UVSCOM_BULK_DT_RD] = { 197184610Salfred .type = UE_BULK, 198184610Salfred .endpoint = UE_ADDR_ANY, 199184610Salfred .direction = UE_DIR_IN, 200184610Salfred .mh.bufsize = UVSCOM_BULK_BUF_SIZE, 201184610Salfred .mh.flags = {.pipe_bof = 1,.short_xfer_ok = 1,}, 202184610Salfred .mh.callback = &uvscom_read_callback, 203184610Salfred }, 204184610Salfred 205187259Sthompsa [UVSCOM_BULK_CS_WR] = { 206184610Salfred .type = UE_CONTROL, 207184610Salfred .endpoint = 0x00, /* Control pipe */ 208184610Salfred .direction = UE_DIR_ANY, 209184610Salfred .mh.bufsize = sizeof(struct usb2_device_request), 210184610Salfred .mh.callback = &uvscom_write_clear_stall_callback, 211184610Salfred .mh.timeout = 1000, /* 1 second */ 212184610Salfred .mh.interval = 50, /* 50ms */ 213184610Salfred }, 214184610Salfred 215187259Sthompsa [UVSCOM_BULK_CS_RD] = { 216184610Salfred .type = UE_CONTROL, 217184610Salfred .endpoint = 0x00, /* Control pipe */ 218184610Salfred .direction = UE_DIR_ANY, 219184610Salfred .mh.bufsize = sizeof(struct usb2_device_request), 220184610Salfred .mh.callback = &uvscom_read_clear_stall_callback, 221184610Salfred .mh.timeout = 1000, /* 1 second */ 222184610Salfred .mh.interval = 50, /* 50ms */ 223184610Salfred }, 224184610Salfred 225187259Sthompsa [UVSCOM_INTR_DT_RD] = { 226184610Salfred .type = UE_INTERRUPT, 227184610Salfred .endpoint = UE_ADDR_ANY, 228184610Salfred .direction = UE_DIR_IN, 229184610Salfred .mh.flags = {.pipe_bof = 1,.short_xfer_ok = 1,}, 230184610Salfred .mh.bufsize = 0, /* use wMaxPacketSize */ 231184610Salfred .mh.callback = &uvscom_intr_callback, 232184610Salfred }, 233184610Salfred 234187259Sthompsa [UVSCOM_INTR_CS_RD] = { 235184610Salfred .type = UE_CONTROL, 236184610Salfred .endpoint = 0x00, /* Control pipe */ 237184610Salfred .direction = UE_DIR_ANY, 238184610Salfred .mh.bufsize = sizeof(struct usb2_device_request), 239184610Salfred .mh.callback = &uvscom_intr_clear_stall_callback, 240184610Salfred .mh.timeout = 1000, /* 1 second */ 241184610Salfred .mh.interval = 50, /* 50ms */ 242184610Salfred }, 243184610Salfred}; 244184610Salfred 245184610Salfredstatic const struct usb2_com_callback uvscom_callback = { 246184610Salfred .usb2_com_cfg_get_status = &uvscom_cfg_get_status, 247184610Salfred .usb2_com_cfg_set_dtr = &uvscom_cfg_set_dtr, 248184610Salfred .usb2_com_cfg_set_rts = &uvscom_cfg_set_rts, 249184610Salfred .usb2_com_cfg_set_break = &uvscom_cfg_set_break, 250184610Salfred .usb2_com_cfg_param = &uvscom_cfg_param, 251184610Salfred .usb2_com_cfg_open = &uvscom_cfg_open, 252184610Salfred .usb2_com_cfg_close = &uvscom_cfg_close, 253184610Salfred .usb2_com_pre_open = &uvscom_pre_open, 254184610Salfred .usb2_com_pre_param = &uvscom_pre_param, 255184610Salfred .usb2_com_start_read = &uvscom_start_read, 256184610Salfred .usb2_com_stop_read = &uvscom_stop_read, 257184610Salfred .usb2_com_start_write = &uvscom_start_write, 258184610Salfred .usb2_com_stop_write = &uvscom_stop_write, 259184610Salfred}; 260184610Salfred 261184610Salfredstatic const struct usb2_device_id uvscom_devs[] = { 262184610Salfred /* SUNTAC U-Cable type A4 */ 263184610Salfred {USB_VPI(USB_VENDOR_SUNTAC, USB_PRODUCT_SUNTAC_AS144L4, 0)}, 264184610Salfred /* SUNTAC U-Cable type D2 */ 265184610Salfred {USB_VPI(USB_VENDOR_SUNTAC, USB_PRODUCT_SUNTAC_DS96L, 0)}, 266184610Salfred /* SUNTAC Ir-Trinity */ 267184610Salfred {USB_VPI(USB_VENDOR_SUNTAC, USB_PRODUCT_SUNTAC_IS96U, 0)}, 268184610Salfred /* SUNTAC U-Cable type P1 */ 269184610Salfred {USB_VPI(USB_VENDOR_SUNTAC, USB_PRODUCT_SUNTAC_PS64P1, 0)}, 270184610Salfred /* SUNTAC Slipper U */ 271184610Salfred {USB_VPI(USB_VENDOR_SUNTAC, USB_PRODUCT_SUNTAC_VS10U, 0)}, 272184610Salfred}; 273184610Salfred 274184610Salfredstatic device_method_t uvscom_methods[] = { 275184610Salfred DEVMETHOD(device_probe, uvscom_probe), 276184610Salfred DEVMETHOD(device_attach, uvscom_attach), 277184610Salfred DEVMETHOD(device_detach, uvscom_detach), 278184610Salfred {0, 0} 279184610Salfred}; 280184610Salfred 281184610Salfredstatic devclass_t uvscom_devclass; 282184610Salfred 283184610Salfredstatic driver_t uvscom_driver = { 284184610Salfred .name = "uvscom", 285184610Salfred .methods = uvscom_methods, 286184610Salfred .size = sizeof(struct uvscom_softc), 287184610Salfred}; 288184610Salfred 289184610SalfredDRIVER_MODULE(uvscom, ushub, uvscom_driver, uvscom_devclass, NULL, 0); 290184610SalfredMODULE_DEPEND(uvscom, usb2_serial, 1, 1, 1); 291184610SalfredMODULE_DEPEND(uvscom, usb2_core, 1, 1, 1); 292184610SalfredMODULE_VERSION(uvscom, UVSCOM_MODVER); 293184610Salfred 294184610Salfredstatic int 295184610Salfreduvscom_probe(device_t dev) 296184610Salfred{ 297184610Salfred struct usb2_attach_arg *uaa = device_get_ivars(dev); 298184610Salfred 299184610Salfred if (uaa->usb2_mode != USB_MODE_HOST) { 300184610Salfred return (ENXIO); 301184610Salfred } 302184610Salfred if (uaa->info.bConfigIndex != UVSCOM_CONFIG_INDEX) { 303184610Salfred return (ENXIO); 304184610Salfred } 305184610Salfred if (uaa->info.bIfaceIndex != UVSCOM_IFACE_INDEX) { 306184610Salfred return (ENXIO); 307184610Salfred } 308184610Salfred return (usb2_lookup_id_by_uaa(uvscom_devs, sizeof(uvscom_devs), uaa)); 309184610Salfred} 310184610Salfred 311184610Salfredstatic int 312184610Salfreduvscom_attach(device_t dev) 313184610Salfred{ 314184610Salfred struct usb2_attach_arg *uaa = device_get_ivars(dev); 315184610Salfred struct uvscom_softc *sc = device_get_softc(dev); 316184610Salfred int error; 317184610Salfred 318184610Salfred if (sc == NULL) { 319184610Salfred return (ENOMEM); 320184610Salfred } 321184610Salfred device_set_usb2_desc(dev); 322184610Salfred 323184610Salfred sc->sc_udev = uaa->device; 324184610Salfred 325184610Salfred DPRINTF("sc=%p\n", sc); 326184610Salfred 327184610Salfred sc->sc_iface_no = uaa->info.bIfaceNum; 328184610Salfred sc->sc_iface_index = UVSCOM_IFACE_INDEX; 329184610Salfred 330184610Salfred error = usb2_transfer_setup(uaa->device, &sc->sc_iface_index, 331184610Salfred sc->sc_xfer, uvscom_config, UVSCOM_N_TRANSFER, sc, &Giant); 332184610Salfred 333184610Salfred if (error) { 334184610Salfred DPRINTF("could not allocate all USB transfers!\n"); 335184610Salfred goto detach; 336184610Salfred } 337184610Salfred sc->sc_line = UVSCOM_LINE_INIT; 338184610Salfred 339184610Salfred /* clear stall at first run */ 340184610Salfred sc->sc_flag |= (UVSCOM_FLAG_WRITE_STALL | 341184610Salfred UVSCOM_FLAG_READ_STALL); 342184610Salfred 343184610Salfred error = usb2_com_attach(&sc->sc_super_ucom, &sc->sc_ucom, 1, sc, 344184610Salfred &uvscom_callback, &Giant); 345184610Salfred if (error) { 346184610Salfred goto detach; 347184610Salfred } 348184610Salfred /* start interrupt pipe */ 349187173Sthompsa mtx_lock(&Giant); 350187259Sthompsa usb2_transfer_start(sc->sc_xfer[UVSCOM_INTR_DT_RD]); 351187173Sthompsa mtx_unlock(&Giant); 352184610Salfred 353184610Salfred return (0); 354184610Salfred 355184610Salfreddetach: 356184610Salfred uvscom_detach(dev); 357184610Salfred return (ENXIO); 358184610Salfred} 359184610Salfred 360184610Salfredstatic int 361184610Salfreduvscom_detach(device_t dev) 362184610Salfred{ 363184610Salfred struct uvscom_softc *sc = device_get_softc(dev); 364184610Salfred 365184610Salfred DPRINTF("sc=%p\n", sc); 366184610Salfred 367184610Salfred /* stop interrupt pipe */ 368184610Salfred 369187259Sthompsa if (sc->sc_xfer[UVSCOM_INTR_DT_RD]) { 370187259Sthompsa usb2_transfer_stop(sc->sc_xfer[UVSCOM_INTR_DT_RD]); 371184610Salfred } 372184610Salfred usb2_com_detach(&sc->sc_super_ucom, &sc->sc_ucom, 1); 373184610Salfred 374184610Salfred usb2_transfer_unsetup(sc->sc_xfer, UVSCOM_N_TRANSFER); 375184610Salfred 376184610Salfred return (0); 377184610Salfred} 378184610Salfred 379184610Salfredstatic void 380184610Salfreduvscom_write_callback(struct usb2_xfer *xfer) 381184610Salfred{ 382184610Salfred struct uvscom_softc *sc = xfer->priv_sc; 383184610Salfred uint32_t actlen; 384184610Salfred 385184610Salfred switch (USB_GET_STATE(xfer)) { 386184610Salfred case USB_ST_SETUP: 387184610Salfred case USB_ST_TRANSFERRED: 388184610Salfred if (sc->sc_flag & UVSCOM_FLAG_WRITE_STALL) { 389187259Sthompsa usb2_transfer_start(sc->sc_xfer[UVSCOM_BULK_CS_WR]); 390184610Salfred return; 391184610Salfred } 392184610Salfred if (usb2_com_get_data(&sc->sc_ucom, xfer->frbuffers, 0, 393184610Salfred UVSCOM_BULK_BUF_SIZE, &actlen)) { 394184610Salfred 395184610Salfred xfer->frlengths[0] = actlen; 396184610Salfred usb2_start_hardware(xfer); 397184610Salfred } 398184610Salfred return; 399184610Salfred 400184610Salfred default: /* Error */ 401184610Salfred if (xfer->error != USB_ERR_CANCELLED) { 402184610Salfred sc->sc_flag |= UVSCOM_FLAG_WRITE_STALL; 403187259Sthompsa usb2_transfer_start(sc->sc_xfer[UVSCOM_BULK_CS_WR]); 404184610Salfred } 405184610Salfred return; 406184610Salfred 407184610Salfred } 408184610Salfred} 409184610Salfred 410184610Salfredstatic void 411184610Salfreduvscom_write_clear_stall_callback(struct usb2_xfer *xfer) 412184610Salfred{ 413184610Salfred struct uvscom_softc *sc = xfer->priv_sc; 414187259Sthompsa struct usb2_xfer *xfer_other = sc->sc_xfer[UVSCOM_BULK_DT_WR]; 415184610Salfred 416184610Salfred if (usb2_clear_stall_callback(xfer, xfer_other)) { 417184610Salfred DPRINTF("stall cleared\n"); 418184610Salfred sc->sc_flag &= ~UVSCOM_FLAG_WRITE_STALL; 419184610Salfred usb2_transfer_start(xfer_other); 420184610Salfred } 421184610Salfred} 422184610Salfred 423184610Salfredstatic void 424184610Salfreduvscom_read_callback(struct usb2_xfer *xfer) 425184610Salfred{ 426184610Salfred struct uvscom_softc *sc = xfer->priv_sc; 427184610Salfred 428184610Salfred switch (USB_GET_STATE(xfer)) { 429184610Salfred case USB_ST_TRANSFERRED: 430184610Salfred usb2_com_put_data(&sc->sc_ucom, xfer->frbuffers, 0, xfer->actlen); 431184610Salfred 432184610Salfred case USB_ST_SETUP: 433184610Salfred if (sc->sc_flag & UVSCOM_FLAG_READ_STALL) { 434187259Sthompsa usb2_transfer_start(sc->sc_xfer[UVSCOM_BULK_CS_RD]); 435184610Salfred } else { 436184610Salfred xfer->frlengths[0] = xfer->max_data_length; 437184610Salfred usb2_start_hardware(xfer); 438184610Salfred } 439184610Salfred return; 440184610Salfred 441184610Salfred default: /* Error */ 442184610Salfred if (xfer->error != USB_ERR_CANCELLED) { 443184610Salfred sc->sc_flag |= UVSCOM_FLAG_READ_STALL; 444187259Sthompsa usb2_transfer_start(sc->sc_xfer[UVSCOM_BULK_CS_RD]); 445184610Salfred } 446184610Salfred return; 447184610Salfred 448184610Salfred } 449184610Salfred} 450184610Salfred 451184610Salfredstatic void 452184610Salfreduvscom_read_clear_stall_callback(struct usb2_xfer *xfer) 453184610Salfred{ 454184610Salfred struct uvscom_softc *sc = xfer->priv_sc; 455187259Sthompsa struct usb2_xfer *xfer_other = sc->sc_xfer[UVSCOM_BULK_DT_RD]; 456184610Salfred 457184610Salfred if (usb2_clear_stall_callback(xfer, xfer_other)) { 458184610Salfred DPRINTF("stall cleared\n"); 459184610Salfred sc->sc_flag &= ~UVSCOM_FLAG_READ_STALL; 460184610Salfred usb2_transfer_start(xfer_other); 461184610Salfred } 462184610Salfred} 463184610Salfred 464184610Salfredstatic void 465184610Salfreduvscom_intr_callback(struct usb2_xfer *xfer) 466184610Salfred{ 467184610Salfred struct uvscom_softc *sc = xfer->priv_sc; 468184610Salfred uint8_t buf[2]; 469184610Salfred 470184610Salfred switch (USB_GET_STATE(xfer)) { 471184610Salfred case USB_ST_TRANSFERRED: 472184610Salfred if (xfer->actlen >= 2) { 473184610Salfred 474184610Salfred usb2_copy_out(xfer->frbuffers, 0, buf, sizeof(buf)); 475184610Salfred 476184610Salfred sc->sc_lsr = 0; 477184610Salfred sc->sc_msr = 0; 478184610Salfred sc->sc_unit_status = buf[1]; 479184610Salfred 480184610Salfred if (buf[0] & UVSCOM_TXRDY) { 481184610Salfred sc->sc_lsr |= ULSR_TXRDY; 482184610Salfred } 483184610Salfred if (buf[0] & UVSCOM_RXRDY) { 484184610Salfred sc->sc_lsr |= ULSR_RXRDY; 485184610Salfred } 486184610Salfred if (buf[1] & UVSCOM_CTS) { 487184610Salfred sc->sc_msr |= SER_CTS; 488184610Salfred } 489184610Salfred if (buf[1] & UVSCOM_DSR) { 490184610Salfred sc->sc_msr |= SER_DSR; 491184610Salfred } 492184610Salfred if (buf[1] & UVSCOM_DCD) { 493184610Salfred sc->sc_msr |= SER_DCD; 494184610Salfred } 495184610Salfred /* 496184610Salfred * the UCOM layer will ignore this call if the TTY 497184610Salfred * device is closed! 498184610Salfred */ 499184610Salfred usb2_com_status_change(&sc->sc_ucom); 500184610Salfred } 501184610Salfred case USB_ST_SETUP: 502184610Salfred if (sc->sc_flag & UVSCOM_FLAG_INTR_STALL) { 503187259Sthompsa usb2_transfer_start(sc->sc_xfer[UVSCOM_INTR_CS_RD]); 504184610Salfred } else { 505184610Salfred xfer->frlengths[0] = xfer->max_data_length; 506184610Salfred usb2_start_hardware(xfer); 507184610Salfred } 508184610Salfred return; 509184610Salfred 510184610Salfred default: /* Error */ 511184610Salfred if (xfer->error != USB_ERR_CANCELLED) { 512184610Salfred sc->sc_flag |= UVSCOM_FLAG_INTR_STALL; 513187259Sthompsa usb2_transfer_start(sc->sc_xfer[UVSCOM_INTR_CS_RD]); 514184610Salfred } 515184610Salfred return; 516184610Salfred 517184610Salfred } 518184610Salfred} 519184610Salfred 520184610Salfredstatic void 521184610Salfreduvscom_intr_clear_stall_callback(struct usb2_xfer *xfer) 522184610Salfred{ 523184610Salfred struct uvscom_softc *sc = xfer->priv_sc; 524187259Sthompsa struct usb2_xfer *xfer_other = sc->sc_xfer[UVSCOM_INTR_DT_RD]; 525184610Salfred 526184610Salfred if (usb2_clear_stall_callback(xfer, xfer_other)) { 527184610Salfred DPRINTF("stall cleared\n"); 528184610Salfred sc->sc_flag &= ~UVSCOM_FLAG_INTR_STALL; 529184610Salfred usb2_transfer_start(xfer_other); 530184610Salfred } 531184610Salfred} 532184610Salfred 533184610Salfredstatic void 534184610Salfreduvscom_cfg_set_dtr(struct usb2_com_softc *ucom, uint8_t onoff) 535184610Salfred{ 536184610Salfred struct uvscom_softc *sc = ucom->sc_parent; 537184610Salfred 538184610Salfred DPRINTF("onoff = %d\n", onoff); 539184610Salfred 540184610Salfred if (onoff) 541184610Salfred sc->sc_line |= UVSCOM_DTR; 542184610Salfred else 543184610Salfred sc->sc_line &= ~UVSCOM_DTR; 544184610Salfred 545184610Salfred uvscom_cfg_write(sc, UVSCOM_LINE_CTL, sc->sc_line); 546184610Salfred} 547184610Salfred 548184610Salfredstatic void 549184610Salfreduvscom_cfg_set_rts(struct usb2_com_softc *ucom, uint8_t onoff) 550184610Salfred{ 551184610Salfred struct uvscom_softc *sc = ucom->sc_parent; 552184610Salfred 553184610Salfred DPRINTF("onoff = %d\n", onoff); 554184610Salfred 555184610Salfred if (onoff) 556184610Salfred sc->sc_line |= UVSCOM_RTS; 557184610Salfred else 558184610Salfred sc->sc_line &= ~UVSCOM_RTS; 559184610Salfred 560184610Salfred uvscom_cfg_write(sc, UVSCOM_LINE_CTL, sc->sc_line); 561184610Salfred} 562184610Salfred 563184610Salfredstatic void 564184610Salfreduvscom_cfg_set_break(struct usb2_com_softc *ucom, uint8_t onoff) 565184610Salfred{ 566184610Salfred struct uvscom_softc *sc = ucom->sc_parent; 567184610Salfred 568184610Salfred DPRINTF("onoff = %d\n", onoff); 569184610Salfred 570184610Salfred if (onoff) 571184610Salfred sc->sc_line |= UVSCOM_BREAK; 572184610Salfred else 573184610Salfred sc->sc_line &= ~UVSCOM_BREAK; 574184610Salfred 575184610Salfred uvscom_cfg_write(sc, UVSCOM_LINE_CTL, sc->sc_line); 576184610Salfred} 577184610Salfred 578184610Salfredstatic int 579184610Salfreduvscom_pre_param(struct usb2_com_softc *ucom, struct termios *t) 580184610Salfred{ 581184610Salfred switch (t->c_ospeed) { 582184610Salfred case B150: 583184610Salfred case B300: 584184610Salfred case B600: 585184610Salfred case B1200: 586184610Salfred case B2400: 587184610Salfred case B4800: 588184610Salfred case B9600: 589184610Salfred case B19200: 590184610Salfred case B38400: 591184610Salfred case B57600: 592184610Salfred case B115200: 593184610Salfred default: 594184610Salfred return (EINVAL); 595184610Salfred } 596184610Salfred return (0); 597184610Salfred} 598184610Salfred 599184610Salfredstatic void 600184610Salfreduvscom_cfg_param(struct usb2_com_softc *ucom, struct termios *t) 601184610Salfred{ 602184610Salfred struct uvscom_softc *sc = ucom->sc_parent; 603184610Salfred uint16_t value; 604184610Salfred 605184610Salfred DPRINTF("\n"); 606184610Salfred 607184610Salfred switch (t->c_ospeed) { 608184610Salfred case B150: 609184610Salfred value = UVSCOM_SPEED_150BPS; 610184610Salfred break; 611184610Salfred case B300: 612184610Salfred value = UVSCOM_SPEED_300BPS; 613184610Salfred break; 614184610Salfred case B600: 615184610Salfred value = UVSCOM_SPEED_600BPS; 616184610Salfred break; 617184610Salfred case B1200: 618184610Salfred value = UVSCOM_SPEED_1200BPS; 619184610Salfred break; 620184610Salfred case B2400: 621184610Salfred value = UVSCOM_SPEED_2400BPS; 622184610Salfred break; 623184610Salfred case B4800: 624184610Salfred value = UVSCOM_SPEED_4800BPS; 625184610Salfred break; 626184610Salfred case B9600: 627184610Salfred value = UVSCOM_SPEED_9600BPS; 628184610Salfred break; 629184610Salfred case B19200: 630184610Salfred value = UVSCOM_SPEED_19200BPS; 631184610Salfred break; 632184610Salfred case B38400: 633184610Salfred value = UVSCOM_SPEED_38400BPS; 634184610Salfred break; 635184610Salfred case B57600: 636184610Salfred value = UVSCOM_SPEED_57600BPS; 637184610Salfred break; 638184610Salfred case B115200: 639184610Salfred value = UVSCOM_SPEED_115200BPS; 640184610Salfred break; 641184610Salfred default: 642184610Salfred return; 643184610Salfred } 644184610Salfred 645184610Salfred uvscom_cfg_write(sc, UVSCOM_SET_SPEED, value); 646184610Salfred 647184610Salfred value = 0; 648184610Salfred 649184610Salfred if (t->c_cflag & CSTOPB) { 650184610Salfred value |= UVSCOM_STOP_BIT_2; 651184610Salfred } 652184610Salfred if (t->c_cflag & PARENB) { 653184610Salfred if (t->c_cflag & PARODD) { 654184610Salfred value |= UVSCOM_PARITY_ODD; 655184610Salfred } else { 656184610Salfred value |= UVSCOM_PARITY_EVEN; 657184610Salfred } 658184610Salfred } else { 659184610Salfred value |= UVSCOM_PARITY_NONE; 660184610Salfred } 661184610Salfred 662184610Salfred switch (t->c_cflag & CSIZE) { 663184610Salfred case CS5: 664184610Salfred value |= UVSCOM_DATA_BIT_5; 665184610Salfred break; 666184610Salfred case CS6: 667184610Salfred value |= UVSCOM_DATA_BIT_6; 668184610Salfred break; 669184610Salfred case CS7: 670184610Salfred value |= UVSCOM_DATA_BIT_7; 671184610Salfred break; 672184610Salfred default: 673184610Salfred case CS8: 674184610Salfred value |= UVSCOM_DATA_BIT_8; 675184610Salfred break; 676184610Salfred } 677184610Salfred 678184610Salfred uvscom_cfg_write(sc, UVSCOM_SET_PARAM, value); 679184610Salfred} 680184610Salfred 681184610Salfredstatic int 682184610Salfreduvscom_pre_open(struct usb2_com_softc *ucom) 683184610Salfred{ 684184610Salfred struct uvscom_softc *sc = ucom->sc_parent; 685184610Salfred 686184610Salfred DPRINTF("sc = %p\n", sc); 687184610Salfred 688184610Salfred /* check if PC card was inserted */ 689184610Salfred 690184610Salfred if (sc->sc_unit_status & UVSCOM_NOCARD) { 691184610Salfred DPRINTF("no PC card!\n"); 692184610Salfred return (ENXIO); 693184610Salfred } 694184610Salfred return (0); 695184610Salfred} 696184610Salfred 697184610Salfredstatic void 698184610Salfreduvscom_cfg_open(struct usb2_com_softc *ucom) 699184610Salfred{ 700184610Salfred struct uvscom_softc *sc = ucom->sc_parent; 701184610Salfred 702184610Salfred DPRINTF("sc = %p\n", sc); 703184610Salfred 704184610Salfred uvscom_cfg_read_status(sc); 705184610Salfred} 706184610Salfred 707184610Salfredstatic void 708184610Salfreduvscom_cfg_close(struct usb2_com_softc *ucom) 709184610Salfred{ 710184610Salfred struct uvscom_softc *sc = ucom->sc_parent; 711184610Salfred 712184610Salfred DPRINTF("sc=%p\n", sc); 713184610Salfred 714184610Salfred uvscom_cfg_write(sc, UVSCOM_SHUTDOWN, 0); 715184610Salfred} 716184610Salfred 717184610Salfredstatic void 718184610Salfreduvscom_start_read(struct usb2_com_softc *ucom) 719184610Salfred{ 720184610Salfred struct uvscom_softc *sc = ucom->sc_parent; 721184610Salfred 722187259Sthompsa usb2_transfer_start(sc->sc_xfer[UVSCOM_BULK_DT_RD]); 723184610Salfred} 724184610Salfred 725184610Salfredstatic void 726184610Salfreduvscom_stop_read(struct usb2_com_softc *ucom) 727184610Salfred{ 728184610Salfred struct uvscom_softc *sc = ucom->sc_parent; 729184610Salfred 730187259Sthompsa usb2_transfer_stop(sc->sc_xfer[UVSCOM_BULK_CS_RD]); 731187259Sthompsa usb2_transfer_stop(sc->sc_xfer[UVSCOM_BULK_DT_RD]); 732184610Salfred} 733184610Salfred 734184610Salfredstatic void 735184610Salfreduvscom_start_write(struct usb2_com_softc *ucom) 736184610Salfred{ 737184610Salfred struct uvscom_softc *sc = ucom->sc_parent; 738184610Salfred 739187259Sthompsa usb2_transfer_start(sc->sc_xfer[UVSCOM_BULK_DT_WR]); 740184610Salfred} 741184610Salfred 742184610Salfredstatic void 743184610Salfreduvscom_stop_write(struct usb2_com_softc *ucom) 744184610Salfred{ 745184610Salfred struct uvscom_softc *sc = ucom->sc_parent; 746184610Salfred 747187259Sthompsa usb2_transfer_stop(sc->sc_xfer[UVSCOM_BULK_CS_WR]); 748187259Sthompsa usb2_transfer_stop(sc->sc_xfer[UVSCOM_BULK_DT_WR]); 749184610Salfred} 750184610Salfred 751184610Salfredstatic void 752184610Salfreduvscom_cfg_get_status(struct usb2_com_softc *ucom, uint8_t *lsr, uint8_t *msr) 753184610Salfred{ 754184610Salfred struct uvscom_softc *sc = ucom->sc_parent; 755184610Salfred 756184610Salfred *lsr = sc->sc_lsr; 757184610Salfred *msr = sc->sc_msr; 758184610Salfred} 759184610Salfred 760184610Salfredstatic void 761184610Salfreduvscom_cfg_write(struct uvscom_softc *sc, uint8_t index, uint16_t value) 762184610Salfred{ 763184610Salfred struct usb2_device_request req; 764184610Salfred usb2_error_t err; 765184610Salfred 766184610Salfred if (usb2_com_cfg_is_gone(&sc->sc_ucom)) { 767184610Salfred return; 768184610Salfred } 769184610Salfred req.bmRequestType = UT_WRITE_VENDOR_DEVICE; 770184610Salfred req.bRequest = index; 771184610Salfred USETW(req.wValue, value); 772184610Salfred USETW(req.wIndex, 0); 773184610Salfred USETW(req.wLength, 0); 774184610Salfred 775184610Salfred err = usb2_do_request_flags(sc->sc_udev, &Giant, &req, 776184610Salfred NULL, 0, NULL, 1000); 777184610Salfred if (err) { 778184610Salfred DPRINTFN(0, "device request failed, err=%s " 779184610Salfred "(ignored)\n", usb2_errstr(err)); 780184610Salfred } 781184610Salfred} 782184610Salfred 783184610Salfredstatic uint16_t 784184610Salfreduvscom_cfg_read_status(struct uvscom_softc *sc) 785184610Salfred{ 786184610Salfred struct usb2_device_request req; 787184610Salfred usb2_error_t err; 788184610Salfred uint8_t data[2]; 789184610Salfred 790184610Salfred if (usb2_com_cfg_is_gone(&sc->sc_ucom)) { 791184610Salfred return (0); 792184610Salfred } 793184610Salfred req.bmRequestType = UT_READ_VENDOR_DEVICE; 794184610Salfred req.bRequest = UVSCOM_READ_STATUS; 795184610Salfred USETW(req.wValue, 0); 796184610Salfred USETW(req.wIndex, 0); 797184610Salfred USETW(req.wLength, 2); 798184610Salfred 799184610Salfred err = usb2_do_request_flags(sc->sc_udev, &Giant, &req, 800184610Salfred data, 0, NULL, 1000); 801184610Salfred if (err) { 802184610Salfred DPRINTFN(0, "device request failed, err=%s " 803184610Salfred "(ignored)\n", usb2_errstr(err)); 804184610Salfred data[0] = 0; 805184610Salfred data[1] = 0; 806184610Salfred } 807184610Salfred return (data[0] | (data[1] << 8)); 808184610Salfred} 809