uvscom.c revision 239299
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/usb/serial/uvscom.c 239299 2012-08-15 15:42:57Z hselasky $"); 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 40194677Sthompsa#include <sys/stdint.h> 41194677Sthompsa#include <sys/stddef.h> 42194677Sthompsa#include <sys/param.h> 43194677Sthompsa#include <sys/queue.h> 44194677Sthompsa#include <sys/types.h> 45194677Sthompsa#include <sys/systm.h> 46194677Sthompsa#include <sys/kernel.h> 47194677Sthompsa#include <sys/bus.h> 48194677Sthompsa#include <sys/module.h> 49194677Sthompsa#include <sys/lock.h> 50194677Sthompsa#include <sys/mutex.h> 51194677Sthompsa#include <sys/condvar.h> 52194677Sthompsa#include <sys/sysctl.h> 53194677Sthompsa#include <sys/sx.h> 54194677Sthompsa#include <sys/unistd.h> 55194677Sthompsa#include <sys/callout.h> 56194677Sthompsa#include <sys/malloc.h> 57194677Sthompsa#include <sys/priv.h> 58194677Sthompsa 59194677Sthompsa#include <dev/usb/usb.h> 60194677Sthompsa#include <dev/usb/usbdi.h> 61194677Sthompsa#include <dev/usb/usbdi_util.h> 62188746Sthompsa#include "usbdevs.h" 63184610Salfred 64184610Salfred#define USB_DEBUG_VAR uvscom_debug 65188942Sthompsa#include <dev/usb/usb_debug.h> 66188942Sthompsa#include <dev/usb/usb_process.h> 67184610Salfred 68188942Sthompsa#include <dev/usb/serial/usb_serial.h> 69184610Salfred 70207077Sthompsa#ifdef USB_DEBUG 71184610Salfredstatic int uvscom_debug = 0; 72184610Salfred 73227309Sedstatic SYSCTL_NODE(_hw_usb, OID_AUTO, uvscom, CTLFLAG_RW, 0, "USB uvscom"); 74192502SthompsaSYSCTL_INT(_hw_usb_uvscom, OID_AUTO, debug, CTLFLAG_RW, 75184610Salfred &uvscom_debug, 0, "Debug level"); 76184610Salfred#endif 77184610Salfred 78184610Salfred#define UVSCOM_MODVER 1 /* module version */ 79184610Salfred 80184610Salfred#define UVSCOM_CONFIG_INDEX 0 81184610Salfred#define UVSCOM_IFACE_INDEX 0 82184610Salfred 83184610Salfred/* Request */ 84184610Salfred#define UVSCOM_SET_SPEED 0x10 85184610Salfred#define UVSCOM_LINE_CTL 0x11 86184610Salfred#define UVSCOM_SET_PARAM 0x12 87184610Salfred#define UVSCOM_READ_STATUS 0xd0 88184610Salfred#define UVSCOM_SHUTDOWN 0xe0 89184610Salfred 90184610Salfred/* UVSCOM_SET_SPEED parameters */ 91184610Salfred#define UVSCOM_SPEED_150BPS 0x00 92184610Salfred#define UVSCOM_SPEED_300BPS 0x01 93184610Salfred#define UVSCOM_SPEED_600BPS 0x02 94184610Salfred#define UVSCOM_SPEED_1200BPS 0x03 95184610Salfred#define UVSCOM_SPEED_2400BPS 0x04 96184610Salfred#define UVSCOM_SPEED_4800BPS 0x05 97184610Salfred#define UVSCOM_SPEED_9600BPS 0x06 98184610Salfred#define UVSCOM_SPEED_19200BPS 0x07 99184610Salfred#define UVSCOM_SPEED_38400BPS 0x08 100184610Salfred#define UVSCOM_SPEED_57600BPS 0x09 101184610Salfred#define UVSCOM_SPEED_115200BPS 0x0a 102184610Salfred 103184610Salfred/* UVSCOM_LINE_CTL parameters */ 104184610Salfred#define UVSCOM_BREAK 0x40 105184610Salfred#define UVSCOM_RTS 0x02 106184610Salfred#define UVSCOM_DTR 0x01 107184610Salfred#define UVSCOM_LINE_INIT 0x08 108184610Salfred 109184610Salfred/* UVSCOM_SET_PARAM parameters */ 110184610Salfred#define UVSCOM_DATA_MASK 0x03 111184610Salfred#define UVSCOM_DATA_BIT_8 0x03 112184610Salfred#define UVSCOM_DATA_BIT_7 0x02 113184610Salfred#define UVSCOM_DATA_BIT_6 0x01 114184610Salfred#define UVSCOM_DATA_BIT_5 0x00 115184610Salfred 116184610Salfred#define UVSCOM_STOP_MASK 0x04 117184610Salfred#define UVSCOM_STOP_BIT_2 0x04 118184610Salfred#define UVSCOM_STOP_BIT_1 0x00 119184610Salfred 120184610Salfred#define UVSCOM_PARITY_MASK 0x18 121184610Salfred#define UVSCOM_PARITY_EVEN 0x18 122184610Salfred#define UVSCOM_PARITY_ODD 0x08 123184610Salfred#define UVSCOM_PARITY_NONE 0x00 124184610Salfred 125184610Salfred/* Status bits */ 126184610Salfred#define UVSCOM_TXRDY 0x04 127184610Salfred#define UVSCOM_RXRDY 0x01 128184610Salfred 129184610Salfred#define UVSCOM_DCD 0x08 130184610Salfred#define UVSCOM_NOCARD 0x04 131184610Salfred#define UVSCOM_DSR 0x02 132184610Salfred#define UVSCOM_CTS 0x01 133184610Salfred#define UVSCOM_USTAT_MASK (UVSCOM_NOCARD | UVSCOM_DSR | UVSCOM_CTS) 134184610Salfred 135184610Salfred#define UVSCOM_BULK_BUF_SIZE 1024 /* bytes */ 136184610Salfred 137187259Sthompsaenum { 138187259Sthompsa UVSCOM_BULK_DT_WR, 139187259Sthompsa UVSCOM_BULK_DT_RD, 140187259Sthompsa UVSCOM_INTR_DT_RD, 141188413Sthompsa UVSCOM_N_TRANSFER, 142187259Sthompsa}; 143184610Salfred 144184610Salfredstruct uvscom_softc { 145192984Sthompsa struct ucom_super_softc sc_super_ucom; 146192984Sthompsa struct ucom_softc sc_ucom; 147184610Salfred 148192984Sthompsa struct usb_xfer *sc_xfer[UVSCOM_N_TRANSFER]; 149192984Sthompsa struct usb_device *sc_udev; 150189265Sthompsa struct mtx sc_mtx; 151184610Salfred 152184610Salfred uint16_t sc_line; /* line control register */ 153184610Salfred 154184610Salfred uint8_t sc_iface_no; /* interface number */ 155184610Salfred uint8_t sc_iface_index; /* interface index */ 156184610Salfred uint8_t sc_lsr; /* local status register */ 157184610Salfred uint8_t sc_msr; /* uvscom status register */ 158184610Salfred uint8_t sc_unit_status; /* unit status */ 159184610Salfred}; 160184610Salfred 161184610Salfred/* prototypes */ 162184610Salfred 163184610Salfredstatic device_probe_t uvscom_probe; 164184610Salfredstatic device_attach_t uvscom_attach; 165184610Salfredstatic device_detach_t uvscom_detach; 166239299Shselaskystatic void uvscom_free_softc(struct uvscom_softc *); 167184610Salfred 168193045Sthompsastatic usb_callback_t uvscom_write_callback; 169193045Sthompsastatic usb_callback_t uvscom_read_callback; 170193045Sthompsastatic usb_callback_t uvscom_intr_callback; 171184610Salfred 172239180Shselaskystatic void uvscom_free(struct ucom_softc *); 173192984Sthompsastatic void uvscom_cfg_set_dtr(struct ucom_softc *, uint8_t); 174192984Sthompsastatic void uvscom_cfg_set_rts(struct ucom_softc *, uint8_t); 175192984Sthompsastatic void uvscom_cfg_set_break(struct ucom_softc *, uint8_t); 176192984Sthompsastatic int uvscom_pre_param(struct ucom_softc *, struct termios *); 177192984Sthompsastatic void uvscom_cfg_param(struct ucom_softc *, struct termios *); 178192984Sthompsastatic int uvscom_pre_open(struct ucom_softc *); 179192984Sthompsastatic void uvscom_cfg_open(struct ucom_softc *); 180192984Sthompsastatic void uvscom_cfg_close(struct ucom_softc *); 181192984Sthompsastatic void uvscom_start_read(struct ucom_softc *); 182192984Sthompsastatic void uvscom_stop_read(struct ucom_softc *); 183192984Sthompsastatic void uvscom_start_write(struct ucom_softc *); 184192984Sthompsastatic void uvscom_stop_write(struct ucom_softc *); 185192984Sthompsastatic void uvscom_cfg_get_status(struct ucom_softc *, uint8_t *, 186185948Sthompsa uint8_t *); 187185948Sthompsastatic void uvscom_cfg_write(struct uvscom_softc *, uint8_t, uint16_t); 188185948Sthompsastatic uint16_t uvscom_cfg_read_status(struct uvscom_softc *); 189197570Sthompsastatic void uvscom_poll(struct ucom_softc *ucom); 190184610Salfred 191192984Sthompsastatic const struct usb_config uvscom_config[UVSCOM_N_TRANSFER] = { 192184610Salfred 193187259Sthompsa [UVSCOM_BULK_DT_WR] = { 194184610Salfred .type = UE_BULK, 195184610Salfred .endpoint = UE_ADDR_ANY, 196184610Salfred .direction = UE_DIR_OUT, 197190734Sthompsa .bufsize = UVSCOM_BULK_BUF_SIZE, 198190734Sthompsa .flags = {.pipe_bof = 1,.force_short_xfer = 1,}, 199190734Sthompsa .callback = &uvscom_write_callback, 200184610Salfred }, 201184610Salfred 202187259Sthompsa [UVSCOM_BULK_DT_RD] = { 203184610Salfred .type = UE_BULK, 204184610Salfred .endpoint = UE_ADDR_ANY, 205184610Salfred .direction = UE_DIR_IN, 206190734Sthompsa .bufsize = UVSCOM_BULK_BUF_SIZE, 207190734Sthompsa .flags = {.pipe_bof = 1,.short_xfer_ok = 1,}, 208190734Sthompsa .callback = &uvscom_read_callback, 209184610Salfred }, 210184610Salfred 211187259Sthompsa [UVSCOM_INTR_DT_RD] = { 212184610Salfred .type = UE_INTERRUPT, 213184610Salfred .endpoint = UE_ADDR_ANY, 214184610Salfred .direction = UE_DIR_IN, 215190734Sthompsa .flags = {.pipe_bof = 1,.short_xfer_ok = 1,}, 216190734Sthompsa .bufsize = 0, /* use wMaxPacketSize */ 217190734Sthompsa .callback = &uvscom_intr_callback, 218184610Salfred }, 219184610Salfred}; 220184610Salfred 221192984Sthompsastatic const struct ucom_callback uvscom_callback = { 222194228Sthompsa .ucom_cfg_get_status = &uvscom_cfg_get_status, 223194228Sthompsa .ucom_cfg_set_dtr = &uvscom_cfg_set_dtr, 224194228Sthompsa .ucom_cfg_set_rts = &uvscom_cfg_set_rts, 225194228Sthompsa .ucom_cfg_set_break = &uvscom_cfg_set_break, 226194228Sthompsa .ucom_cfg_param = &uvscom_cfg_param, 227194228Sthompsa .ucom_cfg_open = &uvscom_cfg_open, 228194228Sthompsa .ucom_cfg_close = &uvscom_cfg_close, 229194228Sthompsa .ucom_pre_open = &uvscom_pre_open, 230194228Sthompsa .ucom_pre_param = &uvscom_pre_param, 231194228Sthompsa .ucom_start_read = &uvscom_start_read, 232194228Sthompsa .ucom_stop_read = &uvscom_stop_read, 233194228Sthompsa .ucom_start_write = &uvscom_start_write, 234194228Sthompsa .ucom_stop_write = &uvscom_stop_write, 235197570Sthompsa .ucom_poll = &uvscom_poll, 236239180Shselasky .ucom_free = &uvscom_free, 237184610Salfred}; 238184610Salfred 239223486Shselaskystatic const STRUCT_USB_HOST_ID uvscom_devs[] = { 240184610Salfred /* SUNTAC U-Cable type A4 */ 241184610Salfred {USB_VPI(USB_VENDOR_SUNTAC, USB_PRODUCT_SUNTAC_AS144L4, 0)}, 242184610Salfred /* SUNTAC U-Cable type D2 */ 243184610Salfred {USB_VPI(USB_VENDOR_SUNTAC, USB_PRODUCT_SUNTAC_DS96L, 0)}, 244184610Salfred /* SUNTAC Ir-Trinity */ 245184610Salfred {USB_VPI(USB_VENDOR_SUNTAC, USB_PRODUCT_SUNTAC_IS96U, 0)}, 246184610Salfred /* SUNTAC U-Cable type P1 */ 247184610Salfred {USB_VPI(USB_VENDOR_SUNTAC, USB_PRODUCT_SUNTAC_PS64P1, 0)}, 248184610Salfred /* SUNTAC Slipper U */ 249184610Salfred {USB_VPI(USB_VENDOR_SUNTAC, USB_PRODUCT_SUNTAC_VS10U, 0)}, 250184610Salfred}; 251184610Salfred 252184610Salfredstatic device_method_t uvscom_methods[] = { 253184610Salfred DEVMETHOD(device_probe, uvscom_probe), 254184610Salfred DEVMETHOD(device_attach, uvscom_attach), 255184610Salfred DEVMETHOD(device_detach, uvscom_detach), 256239180Shselasky DEVMETHOD_END 257184610Salfred}; 258184610Salfred 259184610Salfredstatic devclass_t uvscom_devclass; 260184610Salfred 261184610Salfredstatic driver_t uvscom_driver = { 262184610Salfred .name = "uvscom", 263184610Salfred .methods = uvscom_methods, 264184610Salfred .size = sizeof(struct uvscom_softc), 265184610Salfred}; 266184610Salfred 267189275SthompsaDRIVER_MODULE(uvscom, uhub, uvscom_driver, uvscom_devclass, NULL, 0); 268188942SthompsaMODULE_DEPEND(uvscom, ucom, 1, 1, 1); 269188942SthompsaMODULE_DEPEND(uvscom, usb, 1, 1, 1); 270184610SalfredMODULE_VERSION(uvscom, UVSCOM_MODVER); 271184610Salfred 272184610Salfredstatic int 273184610Salfreduvscom_probe(device_t dev) 274184610Salfred{ 275192984Sthompsa struct usb_attach_arg *uaa = device_get_ivars(dev); 276184610Salfred 277192499Sthompsa if (uaa->usb_mode != USB_MODE_HOST) { 278184610Salfred return (ENXIO); 279184610Salfred } 280184610Salfred if (uaa->info.bConfigIndex != UVSCOM_CONFIG_INDEX) { 281184610Salfred return (ENXIO); 282184610Salfred } 283184610Salfred if (uaa->info.bIfaceIndex != UVSCOM_IFACE_INDEX) { 284184610Salfred return (ENXIO); 285184610Salfred } 286194228Sthompsa return (usbd_lookup_id_by_uaa(uvscom_devs, sizeof(uvscom_devs), uaa)); 287184610Salfred} 288184610Salfred 289184610Salfredstatic int 290184610Salfreduvscom_attach(device_t dev) 291184610Salfred{ 292192984Sthompsa struct usb_attach_arg *uaa = device_get_ivars(dev); 293184610Salfred struct uvscom_softc *sc = device_get_softc(dev); 294184610Salfred int error; 295184610Salfred 296194228Sthompsa device_set_usb_desc(dev); 297189265Sthompsa mtx_init(&sc->sc_mtx, "uvscom", NULL, MTX_DEF); 298239180Shselasky ucom_ref(&sc->sc_super_ucom); 299184610Salfred 300184610Salfred sc->sc_udev = uaa->device; 301184610Salfred 302184610Salfred DPRINTF("sc=%p\n", sc); 303184610Salfred 304184610Salfred sc->sc_iface_no = uaa->info.bIfaceNum; 305184610Salfred sc->sc_iface_index = UVSCOM_IFACE_INDEX; 306184610Salfred 307194228Sthompsa error = usbd_transfer_setup(uaa->device, &sc->sc_iface_index, 308189265Sthompsa sc->sc_xfer, uvscom_config, UVSCOM_N_TRANSFER, sc, &sc->sc_mtx); 309184610Salfred 310184610Salfred if (error) { 311184610Salfred DPRINTF("could not allocate all USB transfers!\n"); 312184610Salfred goto detach; 313184610Salfred } 314184610Salfred sc->sc_line = UVSCOM_LINE_INIT; 315184610Salfred 316184610Salfred /* clear stall at first run */ 317189265Sthompsa mtx_lock(&sc->sc_mtx); 318194677Sthompsa usbd_xfer_set_stall(sc->sc_xfer[UVSCOM_BULK_DT_WR]); 319194677Sthompsa usbd_xfer_set_stall(sc->sc_xfer[UVSCOM_BULK_DT_RD]); 320189265Sthompsa mtx_unlock(&sc->sc_mtx); 321184610Salfred 322194228Sthompsa error = ucom_attach(&sc->sc_super_ucom, &sc->sc_ucom, 1, sc, 323189265Sthompsa &uvscom_callback, &sc->sc_mtx); 324184610Salfred if (error) { 325184610Salfred goto detach; 326184610Salfred } 327214843Sn_hibma ucom_set_pnpinfo_usb(&sc->sc_super_ucom, dev); 328214843Sn_hibma 329184610Salfred /* start interrupt pipe */ 330189265Sthompsa mtx_lock(&sc->sc_mtx); 331194228Sthompsa usbd_transfer_start(sc->sc_xfer[UVSCOM_INTR_DT_RD]); 332189265Sthompsa mtx_unlock(&sc->sc_mtx); 333184610Salfred 334184610Salfred return (0); 335184610Salfred 336184610Salfreddetach: 337184610Salfred uvscom_detach(dev); 338184610Salfred return (ENXIO); 339184610Salfred} 340184610Salfred 341184610Salfredstatic int 342184610Salfreduvscom_detach(device_t dev) 343184610Salfred{ 344184610Salfred struct uvscom_softc *sc = device_get_softc(dev); 345184610Salfred 346184610Salfred DPRINTF("sc=%p\n", sc); 347184610Salfred 348184610Salfred /* stop interrupt pipe */ 349184610Salfred 350189265Sthompsa if (sc->sc_xfer[UVSCOM_INTR_DT_RD]) 351194228Sthompsa usbd_transfer_stop(sc->sc_xfer[UVSCOM_INTR_DT_RD]); 352189265Sthompsa 353214761Sn_hibma ucom_detach(&sc->sc_super_ucom, &sc->sc_ucom); 354194228Sthompsa usbd_transfer_unsetup(sc->sc_xfer, UVSCOM_N_TRANSFER); 355184610Salfred 356239299Shselasky device_claim_softc(dev); 357239299Shselasky 358239299Shselasky uvscom_free_softc(sc); 359239299Shselasky 360184610Salfred return (0); 361184610Salfred} 362184610Salfred 363239180ShselaskyUCOM_UNLOAD_DRAIN(uvscom); 364239180Shselasky 365184610Salfredstatic void 366239299Shselaskyuvscom_free_softc(struct uvscom_softc *sc) 367239180Shselasky{ 368239180Shselasky if (ucom_unref(&sc->sc_super_ucom)) { 369239299Shselasky mtx_destroy(&sc->sc_mtx); 370239299Shselasky device_free_softc(sc); 371239180Shselasky } 372239180Shselasky} 373239180Shselasky 374239180Shselaskystatic void 375239180Shselaskyuvscom_free(struct ucom_softc *ucom) 376239180Shselasky{ 377239299Shselasky uvscom_free_softc(ucom->sc_parent); 378239180Shselasky} 379239180Shselasky 380239180Shselaskystatic void 381194677Sthompsauvscom_write_callback(struct usb_xfer *xfer, usb_error_t error) 382184610Salfred{ 383194677Sthompsa struct uvscom_softc *sc = usbd_xfer_softc(xfer); 384194677Sthompsa struct usb_page_cache *pc; 385184610Salfred uint32_t actlen; 386184610Salfred 387184610Salfred switch (USB_GET_STATE(xfer)) { 388184610Salfred case USB_ST_SETUP: 389184610Salfred case USB_ST_TRANSFERRED: 390188413Sthompsatr_setup: 391194677Sthompsa pc = usbd_xfer_get_frame(xfer, 0); 392194677Sthompsa if (ucom_get_data(&sc->sc_ucom, pc, 0, 393184610Salfred UVSCOM_BULK_BUF_SIZE, &actlen)) { 394184610Salfred 395194677Sthompsa usbd_xfer_set_frame_len(xfer, 0, actlen); 396194228Sthompsa usbd_transfer_submit(xfer); 397184610Salfred } 398184610Salfred return; 399184610Salfred 400184610Salfred default: /* Error */ 401194677Sthompsa if (error != USB_ERR_CANCELLED) { 402188413Sthompsa /* try to clear stall first */ 403194677Sthompsa usbd_xfer_set_stall(xfer); 404188413Sthompsa goto tr_setup; 405184610Salfred } 406184610Salfred return; 407184610Salfred } 408184610Salfred} 409184610Salfred 410184610Salfredstatic void 411194677Sthompsauvscom_read_callback(struct usb_xfer *xfer, usb_error_t error) 412184610Salfred{ 413194677Sthompsa struct uvscom_softc *sc = usbd_xfer_softc(xfer); 414194677Sthompsa struct usb_page_cache *pc; 415194677Sthompsa int actlen; 416184610Salfred 417194677Sthompsa usbd_xfer_status(xfer, &actlen, NULL, NULL, NULL); 418194677Sthompsa 419184610Salfred switch (USB_GET_STATE(xfer)) { 420184610Salfred case USB_ST_TRANSFERRED: 421194677Sthompsa pc = usbd_xfer_get_frame(xfer, 0); 422194677Sthompsa ucom_put_data(&sc->sc_ucom, pc, 0, actlen); 423184610Salfred 424184610Salfred case USB_ST_SETUP: 425188413Sthompsatr_setup: 426194677Sthompsa usbd_xfer_set_frame_len(xfer, 0, usbd_xfer_max_len(xfer)); 427194228Sthompsa usbd_transfer_submit(xfer); 428184610Salfred return; 429184610Salfred 430184610Salfred default: /* Error */ 431194677Sthompsa if (error != USB_ERR_CANCELLED) { 432188413Sthompsa /* try to clear stall first */ 433194677Sthompsa usbd_xfer_set_stall(xfer); 434188413Sthompsa goto tr_setup; 435184610Salfred } 436184610Salfred return; 437184610Salfred } 438184610Salfred} 439184610Salfred 440184610Salfredstatic void 441194677Sthompsauvscom_intr_callback(struct usb_xfer *xfer, usb_error_t error) 442184610Salfred{ 443194677Sthompsa struct uvscom_softc *sc = usbd_xfer_softc(xfer); 444194677Sthompsa struct usb_page_cache *pc; 445184610Salfred uint8_t buf[2]; 446194677Sthompsa int actlen; 447184610Salfred 448194677Sthompsa usbd_xfer_status(xfer, &actlen, NULL, NULL, NULL); 449194677Sthompsa 450184610Salfred switch (USB_GET_STATE(xfer)) { 451184610Salfred case USB_ST_TRANSFERRED: 452194677Sthompsa if (actlen >= 2) { 453184610Salfred 454194677Sthompsa pc = usbd_xfer_get_frame(xfer, 0); 455194677Sthompsa usbd_copy_out(pc, 0, buf, sizeof(buf)); 456184610Salfred 457184610Salfred sc->sc_lsr = 0; 458184610Salfred sc->sc_msr = 0; 459184610Salfred sc->sc_unit_status = buf[1]; 460184610Salfred 461184610Salfred if (buf[0] & UVSCOM_TXRDY) { 462184610Salfred sc->sc_lsr |= ULSR_TXRDY; 463184610Salfred } 464184610Salfred if (buf[0] & UVSCOM_RXRDY) { 465184610Salfred sc->sc_lsr |= ULSR_RXRDY; 466184610Salfred } 467184610Salfred if (buf[1] & UVSCOM_CTS) { 468184610Salfred sc->sc_msr |= SER_CTS; 469184610Salfred } 470184610Salfred if (buf[1] & UVSCOM_DSR) { 471184610Salfred sc->sc_msr |= SER_DSR; 472184610Salfred } 473184610Salfred if (buf[1] & UVSCOM_DCD) { 474184610Salfred sc->sc_msr |= SER_DCD; 475184610Salfred } 476184610Salfred /* 477184610Salfred * the UCOM layer will ignore this call if the TTY 478184610Salfred * device is closed! 479184610Salfred */ 480194228Sthompsa ucom_status_change(&sc->sc_ucom); 481184610Salfred } 482184610Salfred case USB_ST_SETUP: 483188413Sthompsatr_setup: 484194677Sthompsa usbd_xfer_set_frame_len(xfer, 0, usbd_xfer_max_len(xfer)); 485194228Sthompsa usbd_transfer_submit(xfer); 486184610Salfred return; 487184610Salfred 488184610Salfred default: /* Error */ 489194677Sthompsa if (error != USB_ERR_CANCELLED) { 490188413Sthompsa /* try to clear stall first */ 491194677Sthompsa usbd_xfer_set_stall(xfer); 492188413Sthompsa goto tr_setup; 493184610Salfred } 494184610Salfred return; 495184610Salfred } 496184610Salfred} 497184610Salfred 498184610Salfredstatic void 499192984Sthompsauvscom_cfg_set_dtr(struct ucom_softc *ucom, uint8_t onoff) 500184610Salfred{ 501184610Salfred struct uvscom_softc *sc = ucom->sc_parent; 502184610Salfred 503184610Salfred DPRINTF("onoff = %d\n", onoff); 504184610Salfred 505184610Salfred if (onoff) 506184610Salfred sc->sc_line |= UVSCOM_DTR; 507184610Salfred else 508184610Salfred sc->sc_line &= ~UVSCOM_DTR; 509184610Salfred 510184610Salfred uvscom_cfg_write(sc, UVSCOM_LINE_CTL, sc->sc_line); 511184610Salfred} 512184610Salfred 513184610Salfredstatic void 514192984Sthompsauvscom_cfg_set_rts(struct ucom_softc *ucom, uint8_t onoff) 515184610Salfred{ 516184610Salfred struct uvscom_softc *sc = ucom->sc_parent; 517184610Salfred 518184610Salfred DPRINTF("onoff = %d\n", onoff); 519184610Salfred 520184610Salfred if (onoff) 521184610Salfred sc->sc_line |= UVSCOM_RTS; 522184610Salfred else 523184610Salfred sc->sc_line &= ~UVSCOM_RTS; 524184610Salfred 525184610Salfred uvscom_cfg_write(sc, UVSCOM_LINE_CTL, sc->sc_line); 526184610Salfred} 527184610Salfred 528184610Salfredstatic void 529192984Sthompsauvscom_cfg_set_break(struct ucom_softc *ucom, uint8_t onoff) 530184610Salfred{ 531184610Salfred struct uvscom_softc *sc = ucom->sc_parent; 532184610Salfred 533184610Salfred DPRINTF("onoff = %d\n", onoff); 534184610Salfred 535184610Salfred if (onoff) 536184610Salfred sc->sc_line |= UVSCOM_BREAK; 537184610Salfred else 538184610Salfred sc->sc_line &= ~UVSCOM_BREAK; 539184610Salfred 540184610Salfred uvscom_cfg_write(sc, UVSCOM_LINE_CTL, sc->sc_line); 541184610Salfred} 542184610Salfred 543184610Salfredstatic int 544192984Sthompsauvscom_pre_param(struct ucom_softc *ucom, struct termios *t) 545184610Salfred{ 546184610Salfred switch (t->c_ospeed) { 547184610Salfred case B150: 548184610Salfred case B300: 549184610Salfred case B600: 550184610Salfred case B1200: 551184610Salfred case B2400: 552184610Salfred case B4800: 553184610Salfred case B9600: 554184610Salfred case B19200: 555184610Salfred case B38400: 556184610Salfred case B57600: 557184610Salfred case B115200: 558184610Salfred default: 559184610Salfred return (EINVAL); 560184610Salfred } 561184610Salfred return (0); 562184610Salfred} 563184610Salfred 564184610Salfredstatic void 565192984Sthompsauvscom_cfg_param(struct ucom_softc *ucom, struct termios *t) 566184610Salfred{ 567184610Salfred struct uvscom_softc *sc = ucom->sc_parent; 568184610Salfred uint16_t value; 569184610Salfred 570184610Salfred DPRINTF("\n"); 571184610Salfred 572184610Salfred switch (t->c_ospeed) { 573184610Salfred case B150: 574184610Salfred value = UVSCOM_SPEED_150BPS; 575184610Salfred break; 576184610Salfred case B300: 577184610Salfred value = UVSCOM_SPEED_300BPS; 578184610Salfred break; 579184610Salfred case B600: 580184610Salfred value = UVSCOM_SPEED_600BPS; 581184610Salfred break; 582184610Salfred case B1200: 583184610Salfred value = UVSCOM_SPEED_1200BPS; 584184610Salfred break; 585184610Salfred case B2400: 586184610Salfred value = UVSCOM_SPEED_2400BPS; 587184610Salfred break; 588184610Salfred case B4800: 589184610Salfred value = UVSCOM_SPEED_4800BPS; 590184610Salfred break; 591184610Salfred case B9600: 592184610Salfred value = UVSCOM_SPEED_9600BPS; 593184610Salfred break; 594184610Salfred case B19200: 595184610Salfred value = UVSCOM_SPEED_19200BPS; 596184610Salfred break; 597184610Salfred case B38400: 598184610Salfred value = UVSCOM_SPEED_38400BPS; 599184610Salfred break; 600184610Salfred case B57600: 601184610Salfred value = UVSCOM_SPEED_57600BPS; 602184610Salfred break; 603184610Salfred case B115200: 604184610Salfred value = UVSCOM_SPEED_115200BPS; 605184610Salfred break; 606184610Salfred default: 607184610Salfred return; 608184610Salfred } 609184610Salfred 610184610Salfred uvscom_cfg_write(sc, UVSCOM_SET_SPEED, value); 611184610Salfred 612184610Salfred value = 0; 613184610Salfred 614184610Salfred if (t->c_cflag & CSTOPB) { 615184610Salfred value |= UVSCOM_STOP_BIT_2; 616184610Salfred } 617184610Salfred if (t->c_cflag & PARENB) { 618184610Salfred if (t->c_cflag & PARODD) { 619184610Salfred value |= UVSCOM_PARITY_ODD; 620184610Salfred } else { 621184610Salfred value |= UVSCOM_PARITY_EVEN; 622184610Salfred } 623184610Salfred } else { 624184610Salfred value |= UVSCOM_PARITY_NONE; 625184610Salfred } 626184610Salfred 627184610Salfred switch (t->c_cflag & CSIZE) { 628184610Salfred case CS5: 629184610Salfred value |= UVSCOM_DATA_BIT_5; 630184610Salfred break; 631184610Salfred case CS6: 632184610Salfred value |= UVSCOM_DATA_BIT_6; 633184610Salfred break; 634184610Salfred case CS7: 635184610Salfred value |= UVSCOM_DATA_BIT_7; 636184610Salfred break; 637184610Salfred default: 638184610Salfred case CS8: 639184610Salfred value |= UVSCOM_DATA_BIT_8; 640184610Salfred break; 641184610Salfred } 642184610Salfred 643184610Salfred uvscom_cfg_write(sc, UVSCOM_SET_PARAM, value); 644184610Salfred} 645184610Salfred 646184610Salfredstatic int 647192984Sthompsauvscom_pre_open(struct ucom_softc *ucom) 648184610Salfred{ 649184610Salfred struct uvscom_softc *sc = ucom->sc_parent; 650184610Salfred 651184610Salfred DPRINTF("sc = %p\n", sc); 652184610Salfred 653184610Salfred /* check if PC card was inserted */ 654184610Salfred 655184610Salfred if (sc->sc_unit_status & UVSCOM_NOCARD) { 656184610Salfred DPRINTF("no PC card!\n"); 657184610Salfred return (ENXIO); 658184610Salfred } 659184610Salfred return (0); 660184610Salfred} 661184610Salfred 662184610Salfredstatic void 663192984Sthompsauvscom_cfg_open(struct ucom_softc *ucom) 664184610Salfred{ 665184610Salfred struct uvscom_softc *sc = ucom->sc_parent; 666184610Salfred 667184610Salfred DPRINTF("sc = %p\n", sc); 668184610Salfred 669184610Salfred uvscom_cfg_read_status(sc); 670184610Salfred} 671184610Salfred 672184610Salfredstatic void 673192984Sthompsauvscom_cfg_close(struct ucom_softc *ucom) 674184610Salfred{ 675184610Salfred struct uvscom_softc *sc = ucom->sc_parent; 676184610Salfred 677184610Salfred DPRINTF("sc=%p\n", sc); 678184610Salfred 679184610Salfred uvscom_cfg_write(sc, UVSCOM_SHUTDOWN, 0); 680184610Salfred} 681184610Salfred 682184610Salfredstatic void 683192984Sthompsauvscom_start_read(struct ucom_softc *ucom) 684184610Salfred{ 685184610Salfred struct uvscom_softc *sc = ucom->sc_parent; 686184610Salfred 687194228Sthompsa usbd_transfer_start(sc->sc_xfer[UVSCOM_BULK_DT_RD]); 688184610Salfred} 689184610Salfred 690184610Salfredstatic void 691192984Sthompsauvscom_stop_read(struct ucom_softc *ucom) 692184610Salfred{ 693184610Salfred struct uvscom_softc *sc = ucom->sc_parent; 694184610Salfred 695194228Sthompsa usbd_transfer_stop(sc->sc_xfer[UVSCOM_BULK_DT_RD]); 696184610Salfred} 697184610Salfred 698184610Salfredstatic void 699192984Sthompsauvscom_start_write(struct ucom_softc *ucom) 700184610Salfred{ 701184610Salfred struct uvscom_softc *sc = ucom->sc_parent; 702184610Salfred 703194228Sthompsa usbd_transfer_start(sc->sc_xfer[UVSCOM_BULK_DT_WR]); 704184610Salfred} 705184610Salfred 706184610Salfredstatic void 707192984Sthompsauvscom_stop_write(struct ucom_softc *ucom) 708184610Salfred{ 709184610Salfred struct uvscom_softc *sc = ucom->sc_parent; 710184610Salfred 711194228Sthompsa usbd_transfer_stop(sc->sc_xfer[UVSCOM_BULK_DT_WR]); 712184610Salfred} 713184610Salfred 714184610Salfredstatic void 715192984Sthompsauvscom_cfg_get_status(struct ucom_softc *ucom, uint8_t *lsr, uint8_t *msr) 716184610Salfred{ 717184610Salfred struct uvscom_softc *sc = ucom->sc_parent; 718184610Salfred 719184610Salfred *lsr = sc->sc_lsr; 720184610Salfred *msr = sc->sc_msr; 721184610Salfred} 722184610Salfred 723184610Salfredstatic void 724184610Salfreduvscom_cfg_write(struct uvscom_softc *sc, uint8_t index, uint16_t value) 725184610Salfred{ 726192984Sthompsa struct usb_device_request req; 727193045Sthompsa usb_error_t err; 728184610Salfred 729184610Salfred req.bmRequestType = UT_WRITE_VENDOR_DEVICE; 730184610Salfred req.bRequest = index; 731184610Salfred USETW(req.wValue, value); 732184610Salfred USETW(req.wIndex, 0); 733184610Salfred USETW(req.wLength, 0); 734184610Salfred 735194228Sthompsa err = ucom_cfg_do_request(sc->sc_udev, &sc->sc_ucom, 736188413Sthompsa &req, NULL, 0, 1000); 737184610Salfred if (err) { 738184610Salfred DPRINTFN(0, "device request failed, err=%s " 739194228Sthompsa "(ignored)\n", usbd_errstr(err)); 740184610Salfred } 741184610Salfred} 742184610Salfred 743184610Salfredstatic uint16_t 744184610Salfreduvscom_cfg_read_status(struct uvscom_softc *sc) 745184610Salfred{ 746192984Sthompsa struct usb_device_request req; 747193045Sthompsa usb_error_t err; 748184610Salfred uint8_t data[2]; 749184610Salfred 750184610Salfred req.bmRequestType = UT_READ_VENDOR_DEVICE; 751184610Salfred req.bRequest = UVSCOM_READ_STATUS; 752184610Salfred USETW(req.wValue, 0); 753184610Salfred USETW(req.wIndex, 0); 754184610Salfred USETW(req.wLength, 2); 755184610Salfred 756194228Sthompsa err = ucom_cfg_do_request(sc->sc_udev, &sc->sc_ucom, 757188413Sthompsa &req, data, 0, 1000); 758184610Salfred if (err) { 759184610Salfred DPRINTFN(0, "device request failed, err=%s " 760194228Sthompsa "(ignored)\n", usbd_errstr(err)); 761184610Salfred } 762184610Salfred return (data[0] | (data[1] << 8)); 763184610Salfred} 764197570Sthompsa 765197570Sthompsastatic void 766197570Sthompsauvscom_poll(struct ucom_softc *ucom) 767197570Sthompsa{ 768197570Sthompsa struct uvscom_softc *sc = ucom->sc_parent; 769197570Sthompsa usbd_transfer_poll(sc->sc_xfer, UVSCOM_N_TRANSFER); 770197570Sthompsa} 771