1 /* 2 * spcp8x5 USB to serial adaptor driver 3 * 4 * Copyright (C) 2010 Johan Hovold (jhovold@gmail.com) 5 * Copyright (C) 2006 Linxb (xubin.lin@worldplus.com.cn) 6 * Copyright (C) 2006 S1 Corp. 7 * 8 * Original driver for 2.6.10 pl2303 driver by 9 * Greg Kroah-Hartman (greg@kroah.com) 10 * Changes for 2.6.20 by Harald Klein <hari@vt100.at> 11 * 12 * This program is free software; you can redistribute it and/or modify 13 * it under the terms of the GNU General Public License as published by 14 * the Free Software Foundation; either version 2 of the License, or 15 * (at your option) any later version. 16 * 17 * 18 */ 19 #include <linux/kernel.h> 20 #include <linux/errno.h> 21 #include <linux/init.h> 22 #include <linux/slab.h> 23 #include <linux/tty.h> 24 #include <linux/tty_driver.h> 25 #include <linux/tty_flip.h> 26 #include <linux/module.h> 27 #include <linux/spinlock.h> 28 #include <linux/usb.h> 29 #include <linux/usb/serial.h> 30 31 32 /* Version Information */ 33 #define DRIVER_VERSION "v0.10" 34 #define DRIVER_DESC "SPCP8x5 USB to serial adaptor driver" 35 36 #define SPCP8x5_007_VID 0x04FC 37 #define SPCP8x5_007_PID 0x0201 38 #define SPCP8x5_008_VID 0x04fc 39 #define SPCP8x5_008_PID 0x0235 40 #define SPCP8x5_PHILIPS_VID 0x0471 41 #define SPCP8x5_PHILIPS_PID 0x081e 42 #define SPCP8x5_INTERMATIC_VID 0x04FC 43 #define SPCP8x5_INTERMATIC_PID 0x0204 44 #define SPCP8x5_835_VID 0x04fc 45 #define SPCP8x5_835_PID 0x0231 46 47 static const struct usb_device_id id_table[] = { 48 { USB_DEVICE(SPCP8x5_PHILIPS_VID , SPCP8x5_PHILIPS_PID)}, 49 { USB_DEVICE(SPCP8x5_INTERMATIC_VID, SPCP8x5_INTERMATIC_PID)}, 50 { USB_DEVICE(SPCP8x5_835_VID, SPCP8x5_835_PID)}, 51 { USB_DEVICE(SPCP8x5_008_VID, SPCP8x5_008_PID)}, 52 { USB_DEVICE(SPCP8x5_007_VID, SPCP8x5_007_PID)}, 53 { } /* Terminating entry */ 54 }; 55 MODULE_DEVICE_TABLE(usb, id_table); 56 57 struct spcp8x5_usb_ctrl_arg { 58 u8 type; 59 u8 cmd; 60 u8 cmd_type; 61 u16 value; 62 u16 index; 63 u16 length; 64 }; 65 66 67 /* spcp8x5 spec register define */ 68 #define MCR_CONTROL_LINE_RTS 0x02 69 #define MCR_CONTROL_LINE_DTR 0x01 70 #define MCR_DTR 0x01 71 #define MCR_RTS 0x02 72 73 #define MSR_STATUS_LINE_DCD 0x80 74 #define MSR_STATUS_LINE_RI 0x40 75 #define MSR_STATUS_LINE_DSR 0x20 76 #define MSR_STATUS_LINE_CTS 0x10 77 78 /* verdor command here , we should define myself */ 79 #define SET_DEFAULT 0x40 80 #define SET_DEFAULT_TYPE 0x20 81 82 #define SET_UART_FORMAT 0x40 83 #define SET_UART_FORMAT_TYPE 0x21 84 #define SET_UART_FORMAT_SIZE_5 0x00 85 #define SET_UART_FORMAT_SIZE_6 0x01 86 #define SET_UART_FORMAT_SIZE_7 0x02 87 #define SET_UART_FORMAT_SIZE_8 0x03 88 #define SET_UART_FORMAT_STOP_1 0x00 89 #define SET_UART_FORMAT_STOP_2 0x04 90 #define SET_UART_FORMAT_PAR_NONE 0x00 91 #define SET_UART_FORMAT_PAR_ODD 0x10 92 #define SET_UART_FORMAT_PAR_EVEN 0x30 93 #define SET_UART_FORMAT_PAR_MASK 0xD0 94 #define SET_UART_FORMAT_PAR_SPACE 0x90 95 96 #define GET_UART_STATUS_TYPE 0xc0 97 #define GET_UART_STATUS 0x22 98 #define GET_UART_STATUS_MSR 0x06 99 100 #define SET_UART_STATUS 0x40 101 #define SET_UART_STATUS_TYPE 0x23 102 #define SET_UART_STATUS_MCR 0x0004 103 #define SET_UART_STATUS_MCR_DTR 0x01 104 #define SET_UART_STATUS_MCR_RTS 0x02 105 #define SET_UART_STATUS_MCR_LOOP 0x10 106 107 #define SET_WORKING_MODE 0x40 108 #define SET_WORKING_MODE_TYPE 0x24 109 #define SET_WORKING_MODE_U2C 0x00 110 #define SET_WORKING_MODE_RS485 0x01 111 #define SET_WORKING_MODE_PDMA 0x02 112 #define SET_WORKING_MODE_SPP 0x03 113 114 #define SET_FLOWCTL_CHAR 0x40 115 #define SET_FLOWCTL_CHAR_TYPE 0x25 116 117 #define GET_VERSION 0xc0 118 #define GET_VERSION_TYPE 0x26 119 120 #define SET_REGISTER 0x40 121 #define SET_REGISTER_TYPE 0x27 122 123 #define GET_REGISTER 0xc0 124 #define GET_REGISTER_TYPE 0x28 125 126 #define SET_RAM 0x40 127 #define SET_RAM_TYPE 0x31 128 129 #define GET_RAM 0xc0 130 #define GET_RAM_TYPE 0x32 131 132 /* how come ??? */ 133 #define UART_STATE 0x08 134 #define UART_STATE_TRANSIENT_MASK 0x75 135 #define UART_DCD 0x01 136 #define UART_DSR 0x02 137 #define UART_BREAK_ERROR 0x04 138 #define UART_RING 0x08 139 #define UART_FRAME_ERROR 0x10 140 #define UART_PARITY_ERROR 0x20 141 #define UART_OVERRUN_ERROR 0x40 142 #define UART_CTS 0x80 143 144 enum spcp8x5_type { 145 SPCP825_007_TYPE, 146 SPCP825_008_TYPE, 147 SPCP825_PHILIP_TYPE, 148 SPCP825_INTERMATIC_TYPE, 149 SPCP835_TYPE, 150 }; 151 152 struct spcp8x5_private { 153 spinlock_t lock; 154 enum spcp8x5_type type; 155 wait_queue_head_t delta_msr_wait; 156 u8 line_control; 157 u8 line_status; 158 }; 159 160 static int spcp8x5_port_probe(struct usb_serial_port *port) 161 { 162 struct usb_serial *serial = port->serial; 163 struct spcp8x5_private *priv; 164 enum spcp8x5_type type = SPCP825_007_TYPE; 165 u16 product = le16_to_cpu(serial->dev->descriptor.idProduct); 166 167 if (product == 0x0201) 168 type = SPCP825_007_TYPE; 169 else if (product == 0x0231) 170 type = SPCP835_TYPE; 171 else if (product == 0x0235) 172 type = SPCP825_008_TYPE; 173 else if (product == 0x0204) 174 type = SPCP825_INTERMATIC_TYPE; 175 else if (product == 0x0471 && 176 serial->dev->descriptor.idVendor == cpu_to_le16(0x081e)) 177 type = SPCP825_PHILIP_TYPE; 178 dev_dbg(&serial->dev->dev, "device type = %d\n", (int)type); 179 180 priv = kzalloc(sizeof(*priv), GFP_KERNEL); 181 if (!priv) 182 return -ENOMEM; 183 184 spin_lock_init(&priv->lock); 185 init_waitqueue_head(&priv->delta_msr_wait); 186 priv->type = type; 187 188 usb_set_serial_port_data(port , priv); 189 190 return 0; 191 } 192 193 static int spcp8x5_port_remove(struct usb_serial_port *port) 194 { 195 struct spcp8x5_private *priv; 196 197 priv = usb_get_serial_port_data(port); 198 kfree(priv); 199 200 return 0; 201 } 202 203 /* set the modem control line of the device. 204 * NOTE spcp825-007 not supported this */ 205 static int spcp8x5_set_ctrlLine(struct usb_device *dev, u8 value, 206 enum spcp8x5_type type) 207 { 208 int retval; 209 u8 mcr = 0 ; 210 211 if (type == SPCP825_007_TYPE) 212 return -EPERM; 213 214 mcr = (unsigned short)value; 215 retval = usb_control_msg(dev, usb_sndctrlpipe(dev, 0), 216 SET_UART_STATUS_TYPE, SET_UART_STATUS, 217 mcr, 0x04, NULL, 0, 100); 218 if (retval != 0) 219 dev_dbg(&dev->dev, "usb_control_msg return %#x\n", retval); 220 return retval; 221 } 222 223 /* get the modem status register of the device 224 * NOTE spcp825-007 not supported this */ 225 static int spcp8x5_get_msr(struct usb_device *dev, u8 *status, 226 enum spcp8x5_type type) 227 { 228 u8 *status_buffer; 229 int ret; 230 231 /* I return Permited not support here but seem inval device 232 * is more fix */ 233 if (type == SPCP825_007_TYPE) 234 return -EPERM; 235 if (status == NULL) 236 return -EINVAL; 237 238 status_buffer = kmalloc(1, GFP_KERNEL); 239 if (!status_buffer) 240 return -ENOMEM; 241 status_buffer[0] = status[0]; 242 243 ret = usb_control_msg(dev, usb_rcvctrlpipe(dev, 0), 244 GET_UART_STATUS, GET_UART_STATUS_TYPE, 245 0, GET_UART_STATUS_MSR, status_buffer, 1, 100); 246 if (ret < 0) 247 dev_dbg(&dev->dev, "Get MSR = 0x%p failed (error = %d)", 248 status_buffer, ret); 249 250 dev_dbg(&dev->dev, "0xc0:0x22:0:6 %d - 0x%p ", ret, status_buffer); 251 status[0] = status_buffer[0]; 252 kfree(status_buffer); 253 254 return ret; 255 } 256 257 /* select the work mode. 258 * NOTE this function not supported by spcp825-007 */ 259 static void spcp8x5_set_workMode(struct usb_device *dev, u16 value, 260 u16 index, enum spcp8x5_type type) 261 { 262 int ret; 263 264 /* I return Permited not support here but seem inval device 265 * is more fix */ 266 if (type == SPCP825_007_TYPE) 267 return; 268 269 ret = usb_control_msg(dev, usb_sndctrlpipe(dev, 0), 270 SET_WORKING_MODE_TYPE, SET_WORKING_MODE, 271 value, index, NULL, 0, 100); 272 dev_dbg(&dev->dev, "value = %#x , index = %#x\n", value, index); 273 if (ret < 0) 274 dev_dbg(&dev->dev, 275 "RTSCTS usb_control_msg(enable flowctrl) = %d\n", ret); 276 } 277 278 static int spcp8x5_carrier_raised(struct usb_serial_port *port) 279 { 280 struct spcp8x5_private *priv = usb_get_serial_port_data(port); 281 if (priv->line_status & MSR_STATUS_LINE_DCD) 282 return 1; 283 return 0; 284 } 285 286 static void spcp8x5_dtr_rts(struct usb_serial_port *port, int on) 287 { 288 struct spcp8x5_private *priv = usb_get_serial_port_data(port); 289 unsigned long flags; 290 u8 control; 291 292 spin_lock_irqsave(&priv->lock, flags); 293 if (on) 294 priv->line_control = MCR_CONTROL_LINE_DTR 295 | MCR_CONTROL_LINE_RTS; 296 else 297 priv->line_control &= ~ (MCR_CONTROL_LINE_DTR 298 | MCR_CONTROL_LINE_RTS); 299 control = priv->line_control; 300 spin_unlock_irqrestore(&priv->lock, flags); 301 spcp8x5_set_ctrlLine(port->serial->dev, control , priv->type); 302 } 303 304 static void spcp8x5_init_termios(struct tty_struct *tty) 305 { 306 /* for the 1st time call this function */ 307 tty->termios = tty_std_termios; 308 tty->termios.c_cflag = B115200 | CS8 | CREAD | HUPCL | CLOCAL; 309 tty->termios.c_ispeed = 115200; 310 tty->termios.c_ospeed = 115200; 311 } 312 313 /* set the serial param for transfer. we should check if we really need to 314 * transfer. if we set flow control we should do this too. */ 315 static void spcp8x5_set_termios(struct tty_struct *tty, 316 struct usb_serial_port *port, struct ktermios *old_termios) 317 { 318 struct usb_serial *serial = port->serial; 319 struct spcp8x5_private *priv = usb_get_serial_port_data(port); 320 unsigned long flags; 321 unsigned int cflag = tty->termios.c_cflag; 322 unsigned int old_cflag = old_termios->c_cflag; 323 unsigned short uartdata; 324 unsigned char buf[2] = {0, 0}; 325 int baud; 326 int i; 327 u8 control; 328 329 330 /* check that they really want us to change something */ 331 if (!tty_termios_hw_change(&tty->termios, old_termios)) 332 return; 333 334 /* set DTR/RTS active */ 335 spin_lock_irqsave(&priv->lock, flags); 336 control = priv->line_control; 337 if ((old_cflag & CBAUD) == B0) { 338 priv->line_control |= MCR_DTR; 339 if (!(old_cflag & CRTSCTS)) 340 priv->line_control |= MCR_RTS; 341 } 342 if (control != priv->line_control) { 343 control = priv->line_control; 344 spin_unlock_irqrestore(&priv->lock, flags); 345 spcp8x5_set_ctrlLine(serial->dev, control , priv->type); 346 } else { 347 spin_unlock_irqrestore(&priv->lock, flags); 348 } 349 350 /* Set Baud Rate */ 351 baud = tty_get_baud_rate(tty); 352 switch (baud) { 353 case 300: buf[0] = 0x00; break; 354 case 600: buf[0] = 0x01; break; 355 case 1200: buf[0] = 0x02; break; 356 case 2400: buf[0] = 0x03; break; 357 case 4800: buf[0] = 0x04; break; 358 case 9600: buf[0] = 0x05; break; 359 case 19200: buf[0] = 0x07; break; 360 case 38400: buf[0] = 0x09; break; 361 case 57600: buf[0] = 0x0a; break; 362 case 115200: buf[0] = 0x0b; break; 363 case 230400: buf[0] = 0x0c; break; 364 case 460800: buf[0] = 0x0d; break; 365 case 921600: buf[0] = 0x0e; break; 366 /* case 1200000: buf[0] = 0x0f; break; */ 367 /* case 2400000: buf[0] = 0x10; break; */ 368 case 3000000: buf[0] = 0x11; break; 369 /* case 6000000: buf[0] = 0x12; break; */ 370 case 0: 371 case 1000000: 372 buf[0] = 0x0b; break; 373 default: 374 dev_err(&port->dev, "spcp825 driver does not support the " 375 "baudrate requested, using default of 9600.\n"); 376 } 377 378 /* Set Data Length : 00:5bit, 01:6bit, 10:7bit, 11:8bit */ 379 if (cflag & CSIZE) { 380 switch (cflag & CSIZE) { 381 case CS5: 382 buf[1] |= SET_UART_FORMAT_SIZE_5; 383 break; 384 case CS6: 385 buf[1] |= SET_UART_FORMAT_SIZE_6; 386 break; 387 case CS7: 388 buf[1] |= SET_UART_FORMAT_SIZE_7; 389 break; 390 default: 391 case CS8: 392 buf[1] |= SET_UART_FORMAT_SIZE_8; 393 break; 394 } 395 } 396 397 /* Set Stop bit2 : 0:1bit 1:2bit */ 398 buf[1] |= (cflag & CSTOPB) ? SET_UART_FORMAT_STOP_2 : 399 SET_UART_FORMAT_STOP_1; 400 401 /* Set Parity bit3-4 01:Odd 11:Even */ 402 if (cflag & PARENB) { 403 buf[1] |= (cflag & PARODD) ? 404 SET_UART_FORMAT_PAR_ODD : SET_UART_FORMAT_PAR_EVEN ; 405 } else 406 buf[1] |= SET_UART_FORMAT_PAR_NONE; 407 408 uartdata = buf[0] | buf[1]<<8; 409 410 i = usb_control_msg(serial->dev, usb_sndctrlpipe(serial->dev, 0), 411 SET_UART_FORMAT_TYPE, SET_UART_FORMAT, 412 uartdata, 0, NULL, 0, 100); 413 if (i < 0) 414 dev_err(&port->dev, "Set UART format %#x failed (error = %d)\n", 415 uartdata, i); 416 dev_dbg(&port->dev, "0x21:0x40:0:0 %d\n", i); 417 418 if (cflag & CRTSCTS) { 419 /* enable hardware flow control */ 420 spcp8x5_set_workMode(serial->dev, 0x000a, 421 SET_WORKING_MODE_U2C, priv->type); 422 } 423 } 424 425 /* open the serial port. do some usb system call. set termios and get the line 426 * status of the device. */ 427 static int spcp8x5_open(struct tty_struct *tty, struct usb_serial_port *port) 428 { 429 struct ktermios tmp_termios; 430 struct usb_serial *serial = port->serial; 431 struct spcp8x5_private *priv = usb_get_serial_port_data(port); 432 int ret; 433 unsigned long flags; 434 u8 status = 0x30; 435 /* status 0x30 means DSR and CTS = 1 other CDC RI and delta = 0 */ 436 437 usb_clear_halt(serial->dev, port->write_urb->pipe); 438 usb_clear_halt(serial->dev, port->read_urb->pipe); 439 440 ret = usb_control_msg(serial->dev, usb_sndctrlpipe(serial->dev, 0), 441 0x09, 0x00, 442 0x01, 0x00, NULL, 0x00, 100); 443 if (ret) 444 return ret; 445 446 spcp8x5_set_ctrlLine(serial->dev, priv->line_control , priv->type); 447 448 /* Setup termios */ 449 if (tty) 450 spcp8x5_set_termios(tty, port, &tmp_termios); 451 452 spcp8x5_get_msr(serial->dev, &status, priv->type); 453 454 /* may be we should update uart status here but now we did not do */ 455 spin_lock_irqsave(&priv->lock, flags); 456 priv->line_status = status & 0xf0 ; 457 spin_unlock_irqrestore(&priv->lock, flags); 458 459 port->port.drain_delay = 256; 460 461 return usb_serial_generic_open(tty, port); 462 } 463 464 static void spcp8x5_process_read_urb(struct urb *urb) 465 { 466 struct usb_serial_port *port = urb->context; 467 struct spcp8x5_private *priv = usb_get_serial_port_data(port); 468 struct tty_struct *tty; 469 unsigned char *data = urb->transfer_buffer; 470 unsigned long flags; 471 u8 status; 472 char tty_flag; 473 474 /* get tty_flag from status */ 475 tty_flag = TTY_NORMAL; 476 477 spin_lock_irqsave(&priv->lock, flags); 478 status = priv->line_status; 479 priv->line_status &= ~UART_STATE_TRANSIENT_MASK; 480 spin_unlock_irqrestore(&priv->lock, flags); 481 /* wake up the wait for termios */ 482 wake_up_interruptible(&priv->delta_msr_wait); 483 484 if (!urb->actual_length) 485 return; 486 487 tty = tty_port_tty_get(&port->port); 488 if (!tty) 489 return; 490 491 if (status & UART_STATE_TRANSIENT_MASK) { 492 /* break takes precedence over parity, which takes precedence 493 * over framing errors */ 494 if (status & UART_BREAK_ERROR) 495 tty_flag = TTY_BREAK; 496 else if (status & UART_PARITY_ERROR) 497 tty_flag = TTY_PARITY; 498 else if (status & UART_FRAME_ERROR) 499 tty_flag = TTY_FRAME; 500 dev_dbg(&port->dev, "tty_flag = %d\n", tty_flag); 501 502 /* overrun is special, not associated with a char */ 503 if (status & UART_OVERRUN_ERROR) 504 tty_insert_flip_char(tty, 0, TTY_OVERRUN); 505 506 if (status & UART_DCD) 507 usb_serial_handle_dcd_change(port, tty, 508 priv->line_status & MSR_STATUS_LINE_DCD); 509 } 510 511 tty_insert_flip_string_fixed_flag(tty, data, tty_flag, 512 urb->actual_length); 513 tty_flip_buffer_push(tty); 514 tty_kref_put(tty); 515 } 516 517 static int spcp8x5_wait_modem_info(struct usb_serial_port *port, 518 unsigned int arg) 519 { 520 struct spcp8x5_private *priv = usb_get_serial_port_data(port); 521 unsigned long flags; 522 unsigned int prevstatus; 523 unsigned int status; 524 unsigned int changed; 525 526 spin_lock_irqsave(&priv->lock, flags); 527 prevstatus = priv->line_status; 528 spin_unlock_irqrestore(&priv->lock, flags); 529 530 while (1) { 531 /* wake up in bulk read */ 532 interruptible_sleep_on(&priv->delta_msr_wait); 533 534 /* see if a signal did it */ 535 if (signal_pending(current)) 536 return -ERESTARTSYS; 537 538 spin_lock_irqsave(&priv->lock, flags); 539 status = priv->line_status; 540 spin_unlock_irqrestore(&priv->lock, flags); 541 542 changed = prevstatus^status; 543 544 if (((arg & TIOCM_RNG) && (changed & MSR_STATUS_LINE_RI)) || 545 ((arg & TIOCM_DSR) && (changed & MSR_STATUS_LINE_DSR)) || 546 ((arg & TIOCM_CD) && (changed & MSR_STATUS_LINE_DCD)) || 547 ((arg & TIOCM_CTS) && (changed & MSR_STATUS_LINE_CTS))) 548 return 0; 549 550 prevstatus = status; 551 } 552 /* NOTREACHED */ 553 return 0; 554 } 555 556 static int spcp8x5_ioctl(struct tty_struct *tty, 557 unsigned int cmd, unsigned long arg) 558 { 559 struct usb_serial_port *port = tty->driver_data; 560 561 dev_dbg(&port->dev, "%s (%d) cmd = 0x%04x\n", __func__, 562 port->number, cmd); 563 564 switch (cmd) { 565 case TIOCMIWAIT: 566 dev_dbg(&port->dev, "%s (%d) TIOCMIWAIT\n", __func__, 567 port->number); 568 return spcp8x5_wait_modem_info(port, arg); 569 570 default: 571 dev_dbg(&port->dev, "%s not supported = 0x%04x", __func__, 572 cmd); 573 break; 574 } 575 576 return -ENOIOCTLCMD; 577 } 578 579 static int spcp8x5_tiocmset(struct tty_struct *tty, 580 unsigned int set, unsigned int clear) 581 { 582 struct usb_serial_port *port = tty->driver_data; 583 struct spcp8x5_private *priv = usb_get_serial_port_data(port); 584 unsigned long flags; 585 u8 control; 586 587 spin_lock_irqsave(&priv->lock, flags); 588 if (set & TIOCM_RTS) 589 priv->line_control |= MCR_RTS; 590 if (set & TIOCM_DTR) 591 priv->line_control |= MCR_DTR; 592 if (clear & TIOCM_RTS) 593 priv->line_control &= ~MCR_RTS; 594 if (clear & TIOCM_DTR) 595 priv->line_control &= ~MCR_DTR; 596 control = priv->line_control; 597 spin_unlock_irqrestore(&priv->lock, flags); 598 599 return spcp8x5_set_ctrlLine(port->serial->dev, control , priv->type); 600 } 601 602 static int spcp8x5_tiocmget(struct tty_struct *tty) 603 { 604 struct usb_serial_port *port = tty->driver_data; 605 struct spcp8x5_private *priv = usb_get_serial_port_data(port); 606 unsigned long flags; 607 unsigned int mcr; 608 unsigned int status; 609 unsigned int result; 610 611 spin_lock_irqsave(&priv->lock, flags); 612 mcr = priv->line_control; 613 status = priv->line_status; 614 spin_unlock_irqrestore(&priv->lock, flags); 615 616 result = ((mcr & MCR_DTR) ? TIOCM_DTR : 0) 617 | ((mcr & MCR_RTS) ? TIOCM_RTS : 0) 618 | ((status & MSR_STATUS_LINE_CTS) ? TIOCM_CTS : 0) 619 | ((status & MSR_STATUS_LINE_DSR) ? TIOCM_DSR : 0) 620 | ((status & MSR_STATUS_LINE_RI) ? TIOCM_RI : 0) 621 | ((status & MSR_STATUS_LINE_DCD) ? TIOCM_CD : 0); 622 623 return result; 624 } 625 626 /* All of the device info needed for the spcp8x5 SIO serial converter */ 627 static struct usb_serial_driver spcp8x5_device = { 628 .driver = { 629 .owner = THIS_MODULE, 630 .name = "SPCP8x5", 631 }, 632 .id_table = id_table, 633 .num_ports = 1, 634 .open = spcp8x5_open, 635 .dtr_rts = spcp8x5_dtr_rts, 636 .carrier_raised = spcp8x5_carrier_raised, 637 .set_termios = spcp8x5_set_termios, 638 .init_termios = spcp8x5_init_termios, 639 .ioctl = spcp8x5_ioctl, 640 .tiocmget = spcp8x5_tiocmget, 641 .tiocmset = spcp8x5_tiocmset, 642 .port_probe = spcp8x5_port_probe, 643 .port_remove = spcp8x5_port_remove, 644 .process_read_urb = spcp8x5_process_read_urb, 645 }; 646 647 static struct usb_serial_driver * const serial_drivers[] = { 648 &spcp8x5_device, NULL 649 }; 650 651 module_usb_serial_driver(serial_drivers, id_table); 652 653 MODULE_DESCRIPTION(DRIVER_DESC); 654 MODULE_VERSION(DRIVER_VERSION); 655 MODULE_LICENSE("GPL"); 656