11da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/* 21da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * USB IR Dongle driver 31da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * 41da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Copyright (C) 2001-2002 Greg Kroah-Hartman (greg@kroah.com) 51da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Copyright (C) 2002 Gary Brubaker (xavyer@ix.netcom.com) 6f4a4cbb2047ec6b0175a08e5bcd78a697773390dJohan Hovold * Copyright (C) 2010 Johan Hovold (jhovold@gmail.com) 71da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * 81da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * This program is free software; you can redistribute it and/or modify 91da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * it under the terms of the GNU General Public License as published by 101da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * the Free Software Foundation; either version 2 of the License, or 111da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * (at your option) any later version. 121da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * 131da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * This driver allows a USB IrDA device to be used as a "dumb" serial device. 141da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * This can be useful if you do not have access to a full IrDA stack on the 151da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * other side of the connection. If you do have an IrDA stack on both devices, 161da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * please use the usb-irda driver, as it contains the proper error checking and 171da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * other goodness of a full IrDA stack. 181da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * 191da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Portions of this driver were taken from drivers/net/irda/irda-usb.c, which 201da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * was written by Roman Weissgaerber <weissg@vienna.at>, Dag Brattli 211da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * <dag@brattli.net>, and Jean Tourrilhes <jt@hpl.hp.com> 221da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * 23e0d795e4f36c2d8949c1355b497fc5425dbb9437Felipe Balbi * See Documentation/usb/usb-serial.txt for more information on using this 24e0d795e4f36c2d8949c1355b497fc5425dbb9437Felipe Balbi * driver 251da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds */ 261da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 271da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#include <linux/kernel.h> 281da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#include <linux/errno.h> 291da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#include <linux/init.h> 301da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#include <linux/slab.h> 311da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#include <linux/tty.h> 321da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#include <linux/tty_driver.h> 331da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#include <linux/tty_flip.h> 341da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#include <linux/module.h> 351da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#include <linux/spinlock.h> 36e0d795e4f36c2d8949c1355b497fc5425dbb9437Felipe Balbi#include <linux/uaccess.h> 371da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#include <linux/usb.h> 38a969888ce91673c7f4b86520d851a6f0d5a5fa7dGreg Kroah-Hartman#include <linux/usb/serial.h> 39e0d795e4f36c2d8949c1355b497fc5425dbb9437Felipe Balbi#include <linux/usb/irda.h> 401da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 41f4a4cbb2047ec6b0175a08e5bcd78a697773390dJohan Hovold#define DRIVER_AUTHOR "Greg Kroah-Hartman <greg@kroah.com>, Johan Hovold <jhovold@gmail.com>" 421da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define DRIVER_DESC "USB IR Dongle driver" 431da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 441da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/* if overridden by the user, then use their value for the size of the read and 451da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * write urbs */ 461da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic int buffer_size; 47e0d795e4f36c2d8949c1355b497fc5425dbb9437Felipe Balbi 481da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/* if overridden by the user, then use the specified number of XBOFs */ 491da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic int xbof = -1; 501da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 5195da310e66ee8090119596c70ca8432e57f9a97fAlan Coxstatic int ir_startup (struct usb_serial *serial); 52a509a7e478e4766114d69f12d19d644ac63e9765Alan Coxstatic int ir_open(struct tty_struct *tty, struct usb_serial_port *port); 53f4a4cbb2047ec6b0175a08e5bcd78a697773390dJohan Hovoldstatic int ir_prepare_write_buffer(struct usb_serial_port *port, 54f4a4cbb2047ec6b0175a08e5bcd78a697773390dJohan Hovold void *dest, size_t size); 55f4a4cbb2047ec6b0175a08e5bcd78a697773390dJohan Hovoldstatic void ir_process_read_urb(struct urb *urb); 5695da310e66ee8090119596c70ca8432e57f9a97fAlan Coxstatic void ir_set_termios(struct tty_struct *tty, 5795da310e66ee8090119596c70ca8432e57f9a97fAlan Cox struct usb_serial_port *port, struct ktermios *old_termios); 581da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 59a6ea438b6d38689b7f876093bcba4505fe1995d1Alan Cox/* Not that this lot means you can only have one per system */ 60e0d795e4f36c2d8949c1355b497fc5425dbb9437Felipe Balbistatic u8 ir_baud; 61e0d795e4f36c2d8949c1355b497fc5425dbb9437Felipe Balbistatic u8 ir_xbof; 62e0d795e4f36c2d8949c1355b497fc5425dbb9437Felipe Balbistatic u8 ir_add_bof; 631da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 647d40d7e85a25e01948bcb4dc3eda1355af318337Németh Mártonstatic const struct usb_device_id ir_id_table[] = { 651da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds { USB_DEVICE(0x050f, 0x0180) }, /* KC Technology, KC-180 */ 661da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds { USB_DEVICE(0x08e9, 0x0100) }, /* XTNDAccess */ 671da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds { USB_DEVICE(0x09c4, 0x0011) }, /* ACTiSys ACT-IR2000U */ 68e0d795e4f36c2d8949c1355b497fc5425dbb9437Felipe Balbi { USB_INTERFACE_INFO(USB_CLASS_APP_SPEC, USB_SUBCLASS_IRDA, 0) }, 691da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds { } /* Terminating entry */ 701da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds}; 711da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 72e0d795e4f36c2d8949c1355b497fc5425dbb9437Felipe BalbiMODULE_DEVICE_TABLE(usb, ir_id_table); 731da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 74ea65370d025f5005649e5cb37c4d025e92c6fc38Greg Kroah-Hartmanstatic struct usb_serial_driver ir_device = { 75e0d795e4f36c2d8949c1355b497fc5425dbb9437Felipe Balbi .driver = { 76e0d795e4f36c2d8949c1355b497fc5425dbb9437Felipe Balbi .owner = THIS_MODULE, 77e0d795e4f36c2d8949c1355b497fc5425dbb9437Felipe Balbi .name = "ir-usb", 7818fcac353fdc7cd072b0d24c8667042e675a4c11Greg Kroah-Hartman }, 79e0d795e4f36c2d8949c1355b497fc5425dbb9437Felipe Balbi .description = "IR Dongle", 80e0d795e4f36c2d8949c1355b497fc5425dbb9437Felipe Balbi .id_table = ir_id_table, 81e0d795e4f36c2d8949c1355b497fc5425dbb9437Felipe Balbi .num_ports = 1, 82e0d795e4f36c2d8949c1355b497fc5425dbb9437Felipe Balbi .set_termios = ir_set_termios, 83e0d795e4f36c2d8949c1355b497fc5425dbb9437Felipe Balbi .attach = ir_startup, 84e0d795e4f36c2d8949c1355b497fc5425dbb9437Felipe Balbi .open = ir_open, 85f4a4cbb2047ec6b0175a08e5bcd78a697773390dJohan Hovold .prepare_write_buffer = ir_prepare_write_buffer, 86f4a4cbb2047ec6b0175a08e5bcd78a697773390dJohan Hovold .process_read_urb = ir_process_read_urb, 871da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds}; 881da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 897dbe2460989b10644651e779b17b683627feea48Alan Sternstatic struct usb_serial_driver * const serial_drivers[] = { 907dbe2460989b10644651e779b17b683627feea48Alan Stern &ir_device, NULL 917dbe2460989b10644651e779b17b683627feea48Alan Stern}; 927dbe2460989b10644651e779b17b683627feea48Alan Stern 939f857ae922a08a94fe41a649c2d0baa73cd74d2aGreg Kroah-Hartmanstatic inline void irda_usb_dump_class_desc(struct usb_serial *serial, 949f857ae922a08a94fe41a649c2d0baa73cd74d2aGreg Kroah-Hartman struct usb_irda_cs_descriptor *desc) 951da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 969f857ae922a08a94fe41a649c2d0baa73cd74d2aGreg Kroah-Hartman struct device *dev = &serial->dev->dev; 979f857ae922a08a94fe41a649c2d0baa73cd74d2aGreg Kroah-Hartman 989f857ae922a08a94fe41a649c2d0baa73cd74d2aGreg Kroah-Hartman dev_dbg(dev, "bLength=%x\n", desc->bLength); 999f857ae922a08a94fe41a649c2d0baa73cd74d2aGreg Kroah-Hartman dev_dbg(dev, "bDescriptorType=%x\n", desc->bDescriptorType); 1009f857ae922a08a94fe41a649c2d0baa73cd74d2aGreg Kroah-Hartman dev_dbg(dev, "bcdSpecRevision=%x\n", __le16_to_cpu(desc->bcdSpecRevision)); 1019f857ae922a08a94fe41a649c2d0baa73cd74d2aGreg Kroah-Hartman dev_dbg(dev, "bmDataSize=%x\n", desc->bmDataSize); 1029f857ae922a08a94fe41a649c2d0baa73cd74d2aGreg Kroah-Hartman dev_dbg(dev, "bmWindowSize=%x\n", desc->bmWindowSize); 1039f857ae922a08a94fe41a649c2d0baa73cd74d2aGreg Kroah-Hartman dev_dbg(dev, "bmMinTurnaroundTime=%d\n", desc->bmMinTurnaroundTime); 1049f857ae922a08a94fe41a649c2d0baa73cd74d2aGreg Kroah-Hartman dev_dbg(dev, "wBaudRate=%x\n", __le16_to_cpu(desc->wBaudRate)); 1059f857ae922a08a94fe41a649c2d0baa73cd74d2aGreg Kroah-Hartman dev_dbg(dev, "bmAdditionalBOFs=%x\n", desc->bmAdditionalBOFs); 1069f857ae922a08a94fe41a649c2d0baa73cd74d2aGreg Kroah-Hartman dev_dbg(dev, "bIrdaRateSniff=%x\n", desc->bIrdaRateSniff); 1079f857ae922a08a94fe41a649c2d0baa73cd74d2aGreg Kroah-Hartman dev_dbg(dev, "bMaxUnicastList=%x\n", desc->bMaxUnicastList); 1081da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 1091da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1101da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/*------------------------------------------------------------------*/ 1111da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/* 1121da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Function irda_usb_find_class_desc(dev, ifnum) 1131da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * 1141da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Returns instance of IrDA class descriptor, or NULL if not found 1151da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * 1161da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * The class descriptor is some extra info that IrDA USB devices will 1171da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * offer to us, describing their IrDA characteristics. We will use that in 1181da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * irda_usb_init_qos() 1191da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * 1201da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Based on the same function in drivers/net/irda/irda-usb.c 1211da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds */ 122e0d795e4f36c2d8949c1355b497fc5425dbb9437Felipe Balbistatic struct usb_irda_cs_descriptor * 1239f857ae922a08a94fe41a649c2d0baa73cd74d2aGreg Kroah-Hartmanirda_usb_find_class_desc(struct usb_serial *serial, unsigned int ifnum) 1241da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 1259f857ae922a08a94fe41a649c2d0baa73cd74d2aGreg Kroah-Hartman struct usb_device *dev = serial->dev; 126e0d795e4f36c2d8949c1355b497fc5425dbb9437Felipe Balbi struct usb_irda_cs_descriptor *desc; 1271da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds int ret; 128e0d795e4f36c2d8949c1355b497fc5425dbb9437Felipe Balbi 129e0d795e4f36c2d8949c1355b497fc5425dbb9437Felipe Balbi desc = kzalloc(sizeof(*desc), GFP_KERNEL); 130e0d795e4f36c2d8949c1355b497fc5425dbb9437Felipe Balbi if (!desc) 1311da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return NULL; 132e0d795e4f36c2d8949c1355b497fc5425dbb9437Felipe Balbi 133e0d795e4f36c2d8949c1355b497fc5425dbb9437Felipe Balbi ret = usb_control_msg(dev, usb_rcvctrlpipe(dev, 0), 134e0d795e4f36c2d8949c1355b497fc5425dbb9437Felipe Balbi USB_REQ_CS_IRDA_GET_CLASS_DESC, 1351da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds USB_DIR_IN | USB_TYPE_CLASS | USB_RECIP_INTERFACE, 1361da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 0, ifnum, desc, sizeof(*desc), 1000); 137e0d795e4f36c2d8949c1355b497fc5425dbb9437Felipe Balbi 1389f857ae922a08a94fe41a649c2d0baa73cd74d2aGreg Kroah-Hartman dev_dbg(&serial->dev->dev, "%s - ret=%d\n", __func__, ret); 1391da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (ret < sizeof(*desc)) { 1409f857ae922a08a94fe41a649c2d0baa73cd74d2aGreg Kroah-Hartman dev_dbg(&serial->dev->dev, 1419f857ae922a08a94fe41a649c2d0baa73cd74d2aGreg Kroah-Hartman "%s - class descriptor read %s (%d)\n", __func__, 1429f857ae922a08a94fe41a649c2d0baa73cd74d2aGreg Kroah-Hartman (ret < 0) ? "failed" : "too short", ret); 1431da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds goto error; 1441da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 145e0d795e4f36c2d8949c1355b497fc5425dbb9437Felipe Balbi if (desc->bDescriptorType != USB_DT_CS_IRDA) { 1469f857ae922a08a94fe41a649c2d0baa73cd74d2aGreg Kroah-Hartman dev_dbg(&serial->dev->dev, "%s - bad class descriptor type\n", 1479f857ae922a08a94fe41a649c2d0baa73cd74d2aGreg Kroah-Hartman __func__); 1481da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds goto error; 1491da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 150e0d795e4f36c2d8949c1355b497fc5425dbb9437Felipe Balbi 1519f857ae922a08a94fe41a649c2d0baa73cd74d2aGreg Kroah-Hartman irda_usb_dump_class_desc(serial, desc); 1521da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return desc; 153e0d795e4f36c2d8949c1355b497fc5425dbb9437Felipe Balbi 1541da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldserror: 1551da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds kfree(desc); 1561da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return NULL; 1571da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 1581da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1591da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic u8 ir_xbof_change(u8 xbof) 1601da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 1611da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds u8 result; 162e0d795e4f36c2d8949c1355b497fc5425dbb9437Felipe Balbi 1631da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds /* reference irda-usb.c */ 164e0d795e4f36c2d8949c1355b497fc5425dbb9437Felipe Balbi switch (xbof) { 165e0d795e4f36c2d8949c1355b497fc5425dbb9437Felipe Balbi case 48: 166e0d795e4f36c2d8949c1355b497fc5425dbb9437Felipe Balbi result = 0x10; 167e0d795e4f36c2d8949c1355b497fc5425dbb9437Felipe Balbi break; 168e0d795e4f36c2d8949c1355b497fc5425dbb9437Felipe Balbi case 28: 169e0d795e4f36c2d8949c1355b497fc5425dbb9437Felipe Balbi case 24: 170e0d795e4f36c2d8949c1355b497fc5425dbb9437Felipe Balbi result = 0x20; 171e0d795e4f36c2d8949c1355b497fc5425dbb9437Felipe Balbi break; 172e0d795e4f36c2d8949c1355b497fc5425dbb9437Felipe Balbi default: 173e0d795e4f36c2d8949c1355b497fc5425dbb9437Felipe Balbi case 12: 174e0d795e4f36c2d8949c1355b497fc5425dbb9437Felipe Balbi result = 0x30; 175e0d795e4f36c2d8949c1355b497fc5425dbb9437Felipe Balbi break; 176e0d795e4f36c2d8949c1355b497fc5425dbb9437Felipe Balbi case 5: 177e0d795e4f36c2d8949c1355b497fc5425dbb9437Felipe Balbi case 6: 178e0d795e4f36c2d8949c1355b497fc5425dbb9437Felipe Balbi result = 0x40; 179e0d795e4f36c2d8949c1355b497fc5425dbb9437Felipe Balbi break; 180e0d795e4f36c2d8949c1355b497fc5425dbb9437Felipe Balbi case 3: 181e0d795e4f36c2d8949c1355b497fc5425dbb9437Felipe Balbi result = 0x50; 182e0d795e4f36c2d8949c1355b497fc5425dbb9437Felipe Balbi break; 183e0d795e4f36c2d8949c1355b497fc5425dbb9437Felipe Balbi case 2: 184e0d795e4f36c2d8949c1355b497fc5425dbb9437Felipe Balbi result = 0x60; 185e0d795e4f36c2d8949c1355b497fc5425dbb9437Felipe Balbi break; 186e0d795e4f36c2d8949c1355b497fc5425dbb9437Felipe Balbi case 1: 187e0d795e4f36c2d8949c1355b497fc5425dbb9437Felipe Balbi result = 0x70; 188e0d795e4f36c2d8949c1355b497fc5425dbb9437Felipe Balbi break; 189e0d795e4f36c2d8949c1355b497fc5425dbb9437Felipe Balbi case 0: 190e0d795e4f36c2d8949c1355b497fc5425dbb9437Felipe Balbi result = 0x80; 191e0d795e4f36c2d8949c1355b497fc5425dbb9437Felipe Balbi break; 1921da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 193e0d795e4f36c2d8949c1355b497fc5425dbb9437Felipe Balbi 1941da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return(result); 1951da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 1961da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 197e0d795e4f36c2d8949c1355b497fc5425dbb9437Felipe Balbistatic int ir_startup(struct usb_serial *serial) 1981da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 199e0d795e4f36c2d8949c1355b497fc5425dbb9437Felipe Balbi struct usb_irda_cs_descriptor *irda_desc; 2001da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 2019f857ae922a08a94fe41a649c2d0baa73cd74d2aGreg Kroah-Hartman irda_desc = irda_usb_find_class_desc(serial, 0); 202e0d795e4f36c2d8949c1355b497fc5425dbb9437Felipe Balbi if (!irda_desc) { 203e0d795e4f36c2d8949c1355b497fc5425dbb9437Felipe Balbi dev_err(&serial->dev->dev, 204e0d795e4f36c2d8949c1355b497fc5425dbb9437Felipe Balbi "IRDA class descriptor not found, device not bound\n"); 2051da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return -ENODEV; 2061da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 2071da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 2089f857ae922a08a94fe41a649c2d0baa73cd74d2aGreg Kroah-Hartman dev_dbg(&serial->dev->dev, 2099f857ae922a08a94fe41a649c2d0baa73cd74d2aGreg Kroah-Hartman "%s - Baud rates supported:%s%s%s%s%s%s%s%s%s\n", 210441b62c1edb986827154768d89bbac0ba779984fHarvey Harrison __func__, 211e0d795e4f36c2d8949c1355b497fc5425dbb9437Felipe Balbi (irda_desc->wBaudRate & USB_IRDA_BR_2400) ? " 2400" : "", 212e0d795e4f36c2d8949c1355b497fc5425dbb9437Felipe Balbi (irda_desc->wBaudRate & USB_IRDA_BR_9600) ? " 9600" : "", 213e0d795e4f36c2d8949c1355b497fc5425dbb9437Felipe Balbi (irda_desc->wBaudRate & USB_IRDA_BR_19200) ? " 19200" : "", 214e0d795e4f36c2d8949c1355b497fc5425dbb9437Felipe Balbi (irda_desc->wBaudRate & USB_IRDA_BR_38400) ? " 38400" : "", 215e0d795e4f36c2d8949c1355b497fc5425dbb9437Felipe Balbi (irda_desc->wBaudRate & USB_IRDA_BR_57600) ? " 57600" : "", 216e0d795e4f36c2d8949c1355b497fc5425dbb9437Felipe Balbi (irda_desc->wBaudRate & USB_IRDA_BR_115200) ? " 115200" : "", 217e0d795e4f36c2d8949c1355b497fc5425dbb9437Felipe Balbi (irda_desc->wBaudRate & USB_IRDA_BR_576000) ? " 576000" : "", 218e0d795e4f36c2d8949c1355b497fc5425dbb9437Felipe Balbi (irda_desc->wBaudRate & USB_IRDA_BR_1152000) ? " 1152000" : "", 219e0d795e4f36c2d8949c1355b497fc5425dbb9437Felipe Balbi (irda_desc->wBaudRate & USB_IRDA_BR_4000000) ? " 4000000" : ""); 220e0d795e4f36c2d8949c1355b497fc5425dbb9437Felipe Balbi 221e0d795e4f36c2d8949c1355b497fc5425dbb9437Felipe Balbi switch (irda_desc->bmAdditionalBOFs) { 222e0d795e4f36c2d8949c1355b497fc5425dbb9437Felipe Balbi case USB_IRDA_AB_48: 223e0d795e4f36c2d8949c1355b497fc5425dbb9437Felipe Balbi ir_add_bof = 48; 224e0d795e4f36c2d8949c1355b497fc5425dbb9437Felipe Balbi break; 225e0d795e4f36c2d8949c1355b497fc5425dbb9437Felipe Balbi case USB_IRDA_AB_24: 226e0d795e4f36c2d8949c1355b497fc5425dbb9437Felipe Balbi ir_add_bof = 24; 227e0d795e4f36c2d8949c1355b497fc5425dbb9437Felipe Balbi break; 228e0d795e4f36c2d8949c1355b497fc5425dbb9437Felipe Balbi case USB_IRDA_AB_12: 229e0d795e4f36c2d8949c1355b497fc5425dbb9437Felipe Balbi ir_add_bof = 12; 230e0d795e4f36c2d8949c1355b497fc5425dbb9437Felipe Balbi break; 231e0d795e4f36c2d8949c1355b497fc5425dbb9437Felipe Balbi case USB_IRDA_AB_6: 232e0d795e4f36c2d8949c1355b497fc5425dbb9437Felipe Balbi ir_add_bof = 6; 233e0d795e4f36c2d8949c1355b497fc5425dbb9437Felipe Balbi break; 234e0d795e4f36c2d8949c1355b497fc5425dbb9437Felipe Balbi case USB_IRDA_AB_3: 235e0d795e4f36c2d8949c1355b497fc5425dbb9437Felipe Balbi ir_add_bof = 3; 236e0d795e4f36c2d8949c1355b497fc5425dbb9437Felipe Balbi break; 237e0d795e4f36c2d8949c1355b497fc5425dbb9437Felipe Balbi case USB_IRDA_AB_2: 238e0d795e4f36c2d8949c1355b497fc5425dbb9437Felipe Balbi ir_add_bof = 2; 239e0d795e4f36c2d8949c1355b497fc5425dbb9437Felipe Balbi break; 240e0d795e4f36c2d8949c1355b497fc5425dbb9437Felipe Balbi case USB_IRDA_AB_1: 241e0d795e4f36c2d8949c1355b497fc5425dbb9437Felipe Balbi ir_add_bof = 1; 242e0d795e4f36c2d8949c1355b497fc5425dbb9437Felipe Balbi break; 243e0d795e4f36c2d8949c1355b497fc5425dbb9437Felipe Balbi case USB_IRDA_AB_0: 244e0d795e4f36c2d8949c1355b497fc5425dbb9437Felipe Balbi ir_add_bof = 0; 245e0d795e4f36c2d8949c1355b497fc5425dbb9437Felipe Balbi break; 246e0d795e4f36c2d8949c1355b497fc5425dbb9437Felipe Balbi default: 247e0d795e4f36c2d8949c1355b497fc5425dbb9437Felipe Balbi break; 2481da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 2491da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 250e0d795e4f36c2d8949c1355b497fc5425dbb9437Felipe Balbi kfree(irda_desc); 2511da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 252e0d795e4f36c2d8949c1355b497fc5425dbb9437Felipe Balbi return 0; 2531da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 2541da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 255a509a7e478e4766114d69f12d19d644ac63e9765Alan Coxstatic int ir_open(struct tty_struct *tty, struct usb_serial_port *port) 2561da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 257f4a4cbb2047ec6b0175a08e5bcd78a697773390dJohan Hovold int i; 2581da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 259f4a4cbb2047ec6b0175a08e5bcd78a697773390dJohan Hovold for (i = 0; i < ARRAY_SIZE(port->write_urbs); ++i) 260f4a4cbb2047ec6b0175a08e5bcd78a697773390dJohan Hovold port->write_urbs[i]->transfer_flags = URB_ZERO_PACKET; 261e0d795e4f36c2d8949c1355b497fc5425dbb9437Felipe Balbi 262f4a4cbb2047ec6b0175a08e5bcd78a697773390dJohan Hovold /* Start reading from the device */ 263f4a4cbb2047ec6b0175a08e5bcd78a697773390dJohan Hovold return usb_serial_generic_open(tty, port); 2641da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 2651da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 266f4a4cbb2047ec6b0175a08e5bcd78a697773390dJohan Hovoldstatic int ir_prepare_write_buffer(struct usb_serial_port *port, 267f4a4cbb2047ec6b0175a08e5bcd78a697773390dJohan Hovold void *dest, size_t size) 2681da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 269f4a4cbb2047ec6b0175a08e5bcd78a697773390dJohan Hovold unsigned char *buf = dest; 270e421fe97adf96a2b1f9d89140ec3e184f0cb7d7cJohan Hovold int count; 2711da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 2721da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds /* 2731da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * The first byte of the packet we send to the device contains an 274e0d795e4f36c2d8949c1355b497fc5425dbb9437Felipe Balbi * inbound header which indicates an additional number of BOFs and 2751da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * a baud rate change. 2761da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * 2771da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * See section 5.4.2.2 of the USB IrDA spec. 2781da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds */ 279f4a4cbb2047ec6b0175a08e5bcd78a697773390dJohan Hovold *buf = ir_xbof | ir_baud; 2801da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 281e421fe97adf96a2b1f9d89140ec3e184f0cb7d7cJohan Hovold count = kfifo_out_locked(&port->write_fifo, buf + 1, size - 1, 282f4a4cbb2047ec6b0175a08e5bcd78a697773390dJohan Hovold &port->lock); 283e421fe97adf96a2b1f9d89140ec3e184f0cb7d7cJohan Hovold return count + 1; 2841da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 2851da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 286f4a4cbb2047ec6b0175a08e5bcd78a697773390dJohan Hovoldstatic void ir_process_read_urb(struct urb *urb) 2871da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 288cdc97792289179974af6dda781c855696358d307Ming Lei struct usb_serial_port *port = urb->context; 2891da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds unsigned char *data = urb->transfer_buffer; 2901da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 291f4a4cbb2047ec6b0175a08e5bcd78a697773390dJohan Hovold if (!urb->actual_length) 292f4a4cbb2047ec6b0175a08e5bcd78a697773390dJohan Hovold return; 293f4a4cbb2047ec6b0175a08e5bcd78a697773390dJohan Hovold /* 294f4a4cbb2047ec6b0175a08e5bcd78a697773390dJohan Hovold * The first byte of the packet we get from the device 295f4a4cbb2047ec6b0175a08e5bcd78a697773390dJohan Hovold * contains a busy indicator and baud rate change. 296f4a4cbb2047ec6b0175a08e5bcd78a697773390dJohan Hovold * See section 5.4.1.2 of the USB IrDA spec. 297f4a4cbb2047ec6b0175a08e5bcd78a697773390dJohan Hovold */ 298f4a4cbb2047ec6b0175a08e5bcd78a697773390dJohan Hovold if (*data & 0x0f) 299f4a4cbb2047ec6b0175a08e5bcd78a697773390dJohan Hovold ir_baud = *data & 0x0f; 3001da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 301f4a4cbb2047ec6b0175a08e5bcd78a697773390dJohan Hovold if (urb->actual_length == 1) 302f4a4cbb2047ec6b0175a08e5bcd78a697773390dJohan Hovold return; 303f4a4cbb2047ec6b0175a08e5bcd78a697773390dJohan Hovold 30405c7cd39907184328f48d3e7899f9cdd653ad336Jiri Slaby tty_insert_flip_string(&port->port, data + 1, urb->actual_length - 1); 3052e124b4a390ca85325fae75764bef92f0547fa25Jiri Slaby tty_flip_buffer_push(&port->port); 3061da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 3071da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 308df66e8a2afef506e303f931741193c7cf8fe0794Johan Hovoldstatic void ir_set_termios_callback(struct urb *urb) 309df66e8a2afef506e303f931741193c7cf8fe0794Johan Hovold{ 310df66e8a2afef506e303f931741193c7cf8fe0794Johan Hovold kfree(urb->transfer_buffer); 311df66e8a2afef506e303f931741193c7cf8fe0794Johan Hovold 312b97835556f635d117243bd54404d8190ce95d09bGreg Kroah-Hartman if (urb->status) 3139f857ae922a08a94fe41a649c2d0baa73cd74d2aGreg Kroah-Hartman dev_dbg(&urb->dev->dev, "%s - non-zero urb status: %d\n", 3149f857ae922a08a94fe41a649c2d0baa73cd74d2aGreg Kroah-Hartman __func__, urb->status); 315df66e8a2afef506e303f931741193c7cf8fe0794Johan Hovold} 316df66e8a2afef506e303f931741193c7cf8fe0794Johan Hovold 31795da310e66ee8090119596c70ca8432e57f9a97fAlan Coxstatic void ir_set_termios(struct tty_struct *tty, 31895da310e66ee8090119596c70ca8432e57f9a97fAlan Cox struct usb_serial_port *port, struct ktermios *old_termios) 3191da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 320df66e8a2afef506e303f931741193c7cf8fe0794Johan Hovold struct urb *urb; 3211da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds unsigned char *transfer_buffer; 3221da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds int result; 323a6ea438b6d38689b7f876093bcba4505fe1995d1Alan Cox speed_t baud; 324a6ea438b6d38689b7f876093bcba4505fe1995d1Alan Cox int ir_baud; 3251da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 32695da310e66ee8090119596c70ca8432e57f9a97fAlan Cox baud = tty_get_baud_rate(tty); 327a6ea438b6d38689b7f876093bcba4505fe1995d1Alan Cox 328a6ea438b6d38689b7f876093bcba4505fe1995d1Alan Cox /* 329a6ea438b6d38689b7f876093bcba4505fe1995d1Alan Cox * FIXME, we should compare the baud request against the 330a6ea438b6d38689b7f876093bcba4505fe1995d1Alan Cox * capability stated in the IR header that we got in the 331a6ea438b6d38689b7f876093bcba4505fe1995d1Alan Cox * startup function. 332a6ea438b6d38689b7f876093bcba4505fe1995d1Alan Cox */ 333a6ea438b6d38689b7f876093bcba4505fe1995d1Alan Cox 334a6ea438b6d38689b7f876093bcba4505fe1995d1Alan Cox switch (baud) { 335e0d795e4f36c2d8949c1355b497fc5425dbb9437Felipe Balbi case 2400: 336e0d795e4f36c2d8949c1355b497fc5425dbb9437Felipe Balbi ir_baud = USB_IRDA_BR_2400; 337e0d795e4f36c2d8949c1355b497fc5425dbb9437Felipe Balbi break; 338e0d795e4f36c2d8949c1355b497fc5425dbb9437Felipe Balbi case 9600: 339e0d795e4f36c2d8949c1355b497fc5425dbb9437Felipe Balbi ir_baud = USB_IRDA_BR_9600; 340e0d795e4f36c2d8949c1355b497fc5425dbb9437Felipe Balbi break; 341e0d795e4f36c2d8949c1355b497fc5425dbb9437Felipe Balbi case 19200: 342e0d795e4f36c2d8949c1355b497fc5425dbb9437Felipe Balbi ir_baud = USB_IRDA_BR_19200; 343e0d795e4f36c2d8949c1355b497fc5425dbb9437Felipe Balbi break; 344e0d795e4f36c2d8949c1355b497fc5425dbb9437Felipe Balbi case 38400: 345e0d795e4f36c2d8949c1355b497fc5425dbb9437Felipe Balbi ir_baud = USB_IRDA_BR_38400; 346e0d795e4f36c2d8949c1355b497fc5425dbb9437Felipe Balbi break; 347e0d795e4f36c2d8949c1355b497fc5425dbb9437Felipe Balbi case 57600: 348e0d795e4f36c2d8949c1355b497fc5425dbb9437Felipe Balbi ir_baud = USB_IRDA_BR_57600; 349e0d795e4f36c2d8949c1355b497fc5425dbb9437Felipe Balbi break; 350e0d795e4f36c2d8949c1355b497fc5425dbb9437Felipe Balbi case 115200: 351e0d795e4f36c2d8949c1355b497fc5425dbb9437Felipe Balbi ir_baud = USB_IRDA_BR_115200; 352e0d795e4f36c2d8949c1355b497fc5425dbb9437Felipe Balbi break; 353e0d795e4f36c2d8949c1355b497fc5425dbb9437Felipe Balbi case 576000: 354e0d795e4f36c2d8949c1355b497fc5425dbb9437Felipe Balbi ir_baud = USB_IRDA_BR_576000; 355e0d795e4f36c2d8949c1355b497fc5425dbb9437Felipe Balbi break; 356e0d795e4f36c2d8949c1355b497fc5425dbb9437Felipe Balbi case 1152000: 357e0d795e4f36c2d8949c1355b497fc5425dbb9437Felipe Balbi ir_baud = USB_IRDA_BR_1152000; 358e0d795e4f36c2d8949c1355b497fc5425dbb9437Felipe Balbi break; 359e0d795e4f36c2d8949c1355b497fc5425dbb9437Felipe Balbi case 4000000: 360e0d795e4f36c2d8949c1355b497fc5425dbb9437Felipe Balbi ir_baud = USB_IRDA_BR_4000000; 361e0d795e4f36c2d8949c1355b497fc5425dbb9437Felipe Balbi break; 362e0d795e4f36c2d8949c1355b497fc5425dbb9437Felipe Balbi default: 363e0d795e4f36c2d8949c1355b497fc5425dbb9437Felipe Balbi ir_baud = USB_IRDA_BR_9600; 364e0d795e4f36c2d8949c1355b497fc5425dbb9437Felipe Balbi baud = 9600; 3651da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 3661da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 367a6ea438b6d38689b7f876093bcba4505fe1995d1Alan Cox if (xbof == -1) 368a6ea438b6d38689b7f876093bcba4505fe1995d1Alan Cox ir_xbof = ir_xbof_change(ir_add_bof); 369a6ea438b6d38689b7f876093bcba4505fe1995d1Alan Cox else 370a6ea438b6d38689b7f876093bcba4505fe1995d1Alan Cox ir_xbof = ir_xbof_change(xbof) ; 3711da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 372df66e8a2afef506e303f931741193c7cf8fe0794Johan Hovold /* Only speed changes are supported */ 373adc8d746caa67fff4b53ba3e5163a6cbacc3b523Alan Cox tty_termios_copy_hw(&tty->termios, old_termios); 374df66e8a2afef506e303f931741193c7cf8fe0794Johan Hovold tty_encode_baud_rate(tty, baud, baud); 375df66e8a2afef506e303f931741193c7cf8fe0794Johan Hovold 376df66e8a2afef506e303f931741193c7cf8fe0794Johan Hovold /* 377a6ea438b6d38689b7f876093bcba4505fe1995d1Alan Cox * send the baud change out on an "empty" data packet 378a6ea438b6d38689b7f876093bcba4505fe1995d1Alan Cox */ 379df66e8a2afef506e303f931741193c7cf8fe0794Johan Hovold urb = usb_alloc_urb(0, GFP_KERNEL); 38010c642d0772ac1391ae4f9fdeb13217ab019117aJohan Hovold if (!urb) 381df66e8a2afef506e303f931741193c7cf8fe0794Johan Hovold return; 38210c642d0772ac1391ae4f9fdeb13217ab019117aJohan Hovold 383df66e8a2afef506e303f931741193c7cf8fe0794Johan Hovold transfer_buffer = kmalloc(1, GFP_KERNEL); 38410c642d0772ac1391ae4f9fdeb13217ab019117aJohan Hovold if (!transfer_buffer) 385df66e8a2afef506e303f931741193c7cf8fe0794Johan Hovold goto err_buf; 386df66e8a2afef506e303f931741193c7cf8fe0794Johan Hovold 387a6ea438b6d38689b7f876093bcba4505fe1995d1Alan Cox *transfer_buffer = ir_xbof | ir_baud; 3881da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 389e0d795e4f36c2d8949c1355b497fc5425dbb9437Felipe Balbi usb_fill_bulk_urb( 390df66e8a2afef506e303f931741193c7cf8fe0794Johan Hovold urb, 391a6ea438b6d38689b7f876093bcba4505fe1995d1Alan Cox port->serial->dev, 392e0d795e4f36c2d8949c1355b497fc5425dbb9437Felipe Balbi usb_sndbulkpipe(port->serial->dev, 393e0d795e4f36c2d8949c1355b497fc5425dbb9437Felipe Balbi port->bulk_out_endpointAddress), 394df66e8a2afef506e303f931741193c7cf8fe0794Johan Hovold transfer_buffer, 395a6ea438b6d38689b7f876093bcba4505fe1995d1Alan Cox 1, 396df66e8a2afef506e303f931741193c7cf8fe0794Johan Hovold ir_set_termios_callback, 397a6ea438b6d38689b7f876093bcba4505fe1995d1Alan Cox port); 398a6ea438b6d38689b7f876093bcba4505fe1995d1Alan Cox 399df66e8a2afef506e303f931741193c7cf8fe0794Johan Hovold urb->transfer_flags = URB_ZERO_PACKET; 400a6ea438b6d38689b7f876093bcba4505fe1995d1Alan Cox 401df66e8a2afef506e303f931741193c7cf8fe0794Johan Hovold result = usb_submit_urb(urb, GFP_KERNEL); 402df66e8a2afef506e303f931741193c7cf8fe0794Johan Hovold if (result) { 403df66e8a2afef506e303f931741193c7cf8fe0794Johan Hovold dev_err(&port->dev, "%s - failed to submit urb: %d\n", 404df66e8a2afef506e303f931741193c7cf8fe0794Johan Hovold __func__, result); 405df66e8a2afef506e303f931741193c7cf8fe0794Johan Hovold goto err_subm; 406df66e8a2afef506e303f931741193c7cf8fe0794Johan Hovold } 407560aac22e1dce7c7e9756a0a4450ca3bae58fcd5Alan Cox 408df66e8a2afef506e303f931741193c7cf8fe0794Johan Hovold usb_free_urb(urb); 409df66e8a2afef506e303f931741193c7cf8fe0794Johan Hovold 410df66e8a2afef506e303f931741193c7cf8fe0794Johan Hovold return; 411df66e8a2afef506e303f931741193c7cf8fe0794Johan Hovolderr_subm: 412df66e8a2afef506e303f931741193c7cf8fe0794Johan Hovold kfree(transfer_buffer); 413df66e8a2afef506e303f931741193c7cf8fe0794Johan Hovolderr_buf: 414df66e8a2afef506e303f931741193c7cf8fe0794Johan Hovold usb_free_urb(urb); 4151da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 4161da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 417e0d795e4f36c2d8949c1355b497fc5425dbb9437Felipe Balbistatic int __init ir_init(void) 4181da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 4196f6ed696945c9c98fb6e0def32d29411d958a6faJohan Hovold if (buffer_size) { 4206f6ed696945c9c98fb6e0def32d29411d958a6faJohan Hovold ir_device.bulk_in_size = buffer_size; 4216f6ed696945c9c98fb6e0def32d29411d958a6faJohan Hovold ir_device.bulk_out_size = buffer_size; 4226f6ed696945c9c98fb6e0def32d29411d958a6faJohan Hovold } 4236f6ed696945c9c98fb6e0def32d29411d958a6faJohan Hovold 4247663e3088dcf810435c644f73bd2909362b8dc49Greg Kroah-Hartman return usb_serial_register_drivers(serial_drivers, KBUILD_MODNAME, ir_id_table); 4251da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 4261da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 427e0d795e4f36c2d8949c1355b497fc5425dbb9437Felipe Balbistatic void __exit ir_exit(void) 4281da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 42968e24113457e437b1576670f2419b77ed0531e9eGreg Kroah-Hartman usb_serial_deregister_drivers(serial_drivers); 4301da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 4311da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 4321da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 4331da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsmodule_init(ir_init); 4341da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsmodule_exit(ir_exit); 4351da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 4361da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus TorvaldsMODULE_AUTHOR(DRIVER_AUTHOR); 4371da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus TorvaldsMODULE_DESCRIPTION(DRIVER_DESC); 4381da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus TorvaldsMODULE_LICENSE("GPL"); 4391da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 4401da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsmodule_param(xbof, int, 0); 4411da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus TorvaldsMODULE_PARM_DESC(xbof, "Force specific number of XBOFs"); 4421da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsmodule_param(buffer_size, int, 0); 4431da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus TorvaldsMODULE_PARM_DESC(buffer_size, "Size of the transfer buffers"); 4441da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 445