Alain Degreffe | 60a8fc0 | 2007-10-26 13:51:49 +0200 | [diff] [blame] | 1 | /* |
| 2 | * Infinity Unlimited USB Phoenix driver |
| 3 | * |
| 4 | * Copyright (C) 2007 Alain Degreffe (eczema@ecze.com) |
| 5 | * |
| 6 | * Original code taken from iuutool (Copyright (C) 2006 Juan Carlos Borrás) |
| 7 | * |
| 8 | * This program is free software; you can redistribute it and/or modify |
| 9 | * it under the terms of the GNU General Public License as published by |
| 10 | * the Free Software Foundation; either version 2 of the License, or |
| 11 | * (at your option) any later version. |
| 12 | * |
| 13 | * And tested with help of WB Electronics |
| 14 | * |
| 15 | */ |
| 16 | #include <linux/kernel.h> |
| 17 | #include <linux/errno.h> |
| 18 | #include <linux/init.h> |
| 19 | #include <linux/slab.h> |
| 20 | #include <linux/tty.h> |
| 21 | #include <linux/tty_driver.h> |
| 22 | #include <linux/tty_flip.h> |
| 23 | #include <linux/serial.h> |
| 24 | #include <linux/module.h> |
| 25 | #include <linux/moduleparam.h> |
| 26 | #include <linux/spinlock.h> |
| 27 | #include <linux/uaccess.h> |
| 28 | #include <linux/usb.h> |
| 29 | #include <linux/usb/serial.h> |
| 30 | #include "iuu_phoenix.h" |
| 31 | #include <linux/random.h> |
| 32 | |
| 33 | |
| 34 | #ifdef CONFIG_USB_SERIAL_DEBUG |
| 35 | static int debug = 1; |
| 36 | #else |
| 37 | static int debug; |
| 38 | #endif |
| 39 | |
| 40 | /* |
| 41 | * Version Information |
| 42 | */ |
| 43 | #define DRIVER_VERSION "v0.5" |
| 44 | #define DRIVER_DESC "Infinity USB Unlimited Phoenix driver" |
| 45 | |
| 46 | static struct usb_device_id id_table[] = { |
| 47 | {USB_DEVICE(IUU_USB_VENDOR_ID, IUU_USB_PRODUCT_ID)}, |
| 48 | {} /* Terminating entry */ |
| 49 | }; |
| 50 | MODULE_DEVICE_TABLE(usb, id_table); |
| 51 | |
| 52 | static struct usb_driver iuu_driver = { |
| 53 | .name = "iuu_phoenix", |
| 54 | .probe = usb_serial_probe, |
| 55 | .disconnect = usb_serial_disconnect, |
| 56 | .id_table = id_table, |
| 57 | .no_dynamic_id = 1, |
| 58 | }; |
| 59 | |
| 60 | /* turbo parameter */ |
| 61 | static int boost = 100; |
| 62 | static int clockmode = 1; |
| 63 | static int cdmode = 1; |
| 64 | static int iuu_cardin; |
| 65 | static int iuu_cardout; |
| 66 | static int xmas; |
| 67 | |
| 68 | static void read_rxcmd_callback(struct urb *urb); |
| 69 | |
| 70 | struct iuu_private { |
| 71 | spinlock_t lock; /* store irq state */ |
| 72 | wait_queue_head_t delta_msr_wait; |
| 73 | u8 line_control; |
| 74 | u8 line_status; |
| 75 | u8 termios_initialized; |
| 76 | int tiostatus; /* store IUART SIGNAL for tiocmget call */ |
| 77 | u8 reset; /* if 1 reset is needed */ |
| 78 | int poll; /* number of poll */ |
| 79 | u8 *writebuf; /* buffer for writing to device */ |
| 80 | int writelen; /* num of byte to write to device */ |
| 81 | u8 *buf; /* used for initialize speed */ |
| 82 | u8 *dbgbuf; /* debug buffer */ |
| 83 | u8 len; |
| 84 | }; |
| 85 | |
| 86 | |
| 87 | static void iuu_free_buf(struct iuu_private *priv) |
| 88 | { |
| 89 | kfree(priv->buf); |
| 90 | kfree(priv->dbgbuf); |
| 91 | kfree(priv->writebuf); |
| 92 | } |
| 93 | |
| 94 | static int iuu_alloc_buf(struct iuu_private *priv) |
| 95 | { |
| 96 | priv->buf = kzalloc(256, GFP_KERNEL); |
| 97 | priv->dbgbuf = kzalloc(256, GFP_KERNEL); |
| 98 | priv->writebuf = kzalloc(256, GFP_KERNEL); |
| 99 | if (!priv->buf || !priv->dbgbuf || !priv->writebuf) { |
| 100 | iuu_free_buf(priv); |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 101 | dbg("%s problem allocation buffer", __func__); |
Alain Degreffe | 60a8fc0 | 2007-10-26 13:51:49 +0200 | [diff] [blame] | 102 | return -ENOMEM; |
| 103 | } |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 104 | dbg("%s - Privates buffers allocation success", __func__); |
Alain Degreffe | 60a8fc0 | 2007-10-26 13:51:49 +0200 | [diff] [blame] | 105 | return 0; |
| 106 | } |
| 107 | |
| 108 | static int iuu_startup(struct usb_serial *serial) |
| 109 | { |
| 110 | struct iuu_private *priv; |
| 111 | priv = kzalloc(sizeof(struct iuu_private), GFP_KERNEL); |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 112 | dbg("%s- priv allocation success", __func__); |
Alain Degreffe | 60a8fc0 | 2007-10-26 13:51:49 +0200 | [diff] [blame] | 113 | if (!priv) |
| 114 | return -ENOMEM; |
| 115 | if (iuu_alloc_buf(priv)) { |
| 116 | kfree(priv); |
| 117 | return -ENOMEM; |
| 118 | } |
| 119 | spin_lock_init(&priv->lock); |
| 120 | init_waitqueue_head(&priv->delta_msr_wait); |
| 121 | usb_set_serial_port_data(serial->port[0], priv); |
| 122 | return 0; |
| 123 | } |
| 124 | |
| 125 | /* Shutdown function */ |
| 126 | static void iuu_shutdown(struct usb_serial *serial) |
| 127 | { |
| 128 | struct usb_serial_port *port = serial->port[0]; |
| 129 | struct iuu_private *priv = usb_get_serial_port_data(port); |
| 130 | if (!port) |
| 131 | return; |
| 132 | |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 133 | dbg("%s", __func__); |
Alain Degreffe | 60a8fc0 | 2007-10-26 13:51:49 +0200 | [diff] [blame] | 134 | |
| 135 | if (priv) { |
| 136 | iuu_free_buf(priv); |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 137 | dbg("%s - I will free all", __func__); |
Alain Degreffe | 60a8fc0 | 2007-10-26 13:51:49 +0200 | [diff] [blame] | 138 | usb_set_serial_port_data(port, NULL); |
| 139 | |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 140 | dbg("%s - priv is not anymore in port structure", __func__); |
Alain Degreffe | 60a8fc0 | 2007-10-26 13:51:49 +0200 | [diff] [blame] | 141 | kfree(priv); |
| 142 | |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 143 | dbg("%s priv is now kfree", __func__); |
Alain Degreffe | 60a8fc0 | 2007-10-26 13:51:49 +0200 | [diff] [blame] | 144 | } |
| 145 | } |
| 146 | |
Alan Cox | 95da310 | 2008-07-22 11:09:07 +0100 | [diff] [blame] | 147 | static int iuu_tiocmset(struct tty_struct *tty, struct file *file, |
Alain Degreffe | 60a8fc0 | 2007-10-26 13:51:49 +0200 | [diff] [blame] | 148 | unsigned int set, unsigned int clear) |
| 149 | { |
Alan Cox | 95da310 | 2008-07-22 11:09:07 +0100 | [diff] [blame] | 150 | struct usb_serial_port *port = tty->driver_data; |
Alain Degreffe | 60a8fc0 | 2007-10-26 13:51:49 +0200 | [diff] [blame] | 151 | struct iuu_private *priv = usb_get_serial_port_data(port); |
Alan Cox | 7b1fc8b | 2008-02-20 21:39:25 +0000 | [diff] [blame] | 152 | unsigned long flags; |
Alain Degreffe | 60a8fc0 | 2007-10-26 13:51:49 +0200 | [diff] [blame] | 153 | |
Alan Cox | 7b1fc8b | 2008-02-20 21:39:25 +0000 | [diff] [blame] | 154 | /* FIXME: locking on tiomstatus */ |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 155 | dbg("%s (%d) msg : SET = 0x%04x, CLEAR = 0x%04x ", __func__, |
Alain Degreffe | 60a8fc0 | 2007-10-26 13:51:49 +0200 | [diff] [blame] | 156 | port->number, set, clear); |
Alan Cox | 7b1fc8b | 2008-02-20 21:39:25 +0000 | [diff] [blame] | 157 | |
| 158 | spin_lock_irqsave(&priv->lock, flags); |
Alain Degreffe | 60a8fc0 | 2007-10-26 13:51:49 +0200 | [diff] [blame] | 159 | if (set & TIOCM_RTS) |
| 160 | priv->tiostatus = TIOCM_RTS; |
| 161 | |
| 162 | if (!(set & TIOCM_RTS) && priv->tiostatus == TIOCM_RTS) { |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 163 | dbg("%s TIOCMSET RESET called !!!", __func__); |
Alain Degreffe | 60a8fc0 | 2007-10-26 13:51:49 +0200 | [diff] [blame] | 164 | priv->reset = 1; |
Alain Degreffe | 60a8fc0 | 2007-10-26 13:51:49 +0200 | [diff] [blame] | 165 | } |
Alan Cox | 7b1fc8b | 2008-02-20 21:39:25 +0000 | [diff] [blame] | 166 | spin_unlock_irqrestore(&priv->lock, flags); |
Alain Degreffe | 60a8fc0 | 2007-10-26 13:51:49 +0200 | [diff] [blame] | 167 | return 0; |
| 168 | } |
| 169 | |
| 170 | /* This is used to provide a carrier detect mechanism |
| 171 | * When a card is present, the response is 0x00 |
| 172 | * When no card , the reader respond with TIOCM_CD |
| 173 | * This is known as CD autodetect mechanism |
| 174 | */ |
Alan Cox | 95da310 | 2008-07-22 11:09:07 +0100 | [diff] [blame] | 175 | static int iuu_tiocmget(struct tty_struct *tty, struct file *file) |
Alain Degreffe | 60a8fc0 | 2007-10-26 13:51:49 +0200 | [diff] [blame] | 176 | { |
Alan Cox | 95da310 | 2008-07-22 11:09:07 +0100 | [diff] [blame] | 177 | struct usb_serial_port *port = tty->driver_data; |
Alain Degreffe | 60a8fc0 | 2007-10-26 13:51:49 +0200 | [diff] [blame] | 178 | struct iuu_private *priv = usb_get_serial_port_data(port); |
Alan Cox | 7b1fc8b | 2008-02-20 21:39:25 +0000 | [diff] [blame] | 179 | unsigned long flags; |
| 180 | int rc; |
| 181 | |
| 182 | spin_lock_irqsave(&priv->lock, flags); |
| 183 | rc = priv->tiostatus; |
| 184 | spin_unlock_irqrestore(&priv->lock, flags); |
| 185 | |
| 186 | return rc; |
Alain Degreffe | 60a8fc0 | 2007-10-26 13:51:49 +0200 | [diff] [blame] | 187 | } |
| 188 | |
| 189 | static void iuu_rxcmd(struct urb *urb) |
| 190 | { |
Ming Lei | cdc9779 | 2008-02-24 18:41:47 +0800 | [diff] [blame] | 191 | struct usb_serial_port *port = urb->context; |
Alain Degreffe | 60a8fc0 | 2007-10-26 13:51:49 +0200 | [diff] [blame] | 192 | int result; |
Greg Kroah-Hartman | 50de36f | 2008-12-10 16:00:30 -0800 | [diff] [blame] | 193 | int status = urb->status; |
| 194 | |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 195 | dbg("%s - enter", __func__); |
Alain Degreffe | 60a8fc0 | 2007-10-26 13:51:49 +0200 | [diff] [blame] | 196 | |
Greg Kroah-Hartman | 50de36f | 2008-12-10 16:00:30 -0800 | [diff] [blame] | 197 | if (status) { |
| 198 | dbg("%s - status = %d", __func__, status); |
Alain Degreffe | 60a8fc0 | 2007-10-26 13:51:49 +0200 | [diff] [blame] | 199 | /* error stop all */ |
| 200 | return; |
| 201 | } |
| 202 | |
| 203 | |
| 204 | memset(port->write_urb->transfer_buffer, IUU_UART_RX, 1); |
| 205 | usb_fill_bulk_urb(port->write_urb, port->serial->dev, |
| 206 | usb_sndbulkpipe(port->serial->dev, |
| 207 | port->bulk_out_endpointAddress), |
| 208 | port->write_urb->transfer_buffer, 1, |
| 209 | read_rxcmd_callback, port); |
| 210 | result = usb_submit_urb(port->write_urb, GFP_ATOMIC); |
| 211 | } |
| 212 | |
| 213 | static int iuu_reset(struct usb_serial_port *port, u8 wt) |
| 214 | { |
| 215 | struct iuu_private *priv = usb_get_serial_port_data(port); |
| 216 | int result; |
| 217 | char *buf_ptr = port->write_urb->transfer_buffer; |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 218 | dbg("%s - enter", __func__); |
Alain Degreffe | 60a8fc0 | 2007-10-26 13:51:49 +0200 | [diff] [blame] | 219 | |
| 220 | /* Prepare the reset sequence */ |
| 221 | |
| 222 | *buf_ptr++ = IUU_RST_SET; |
| 223 | *buf_ptr++ = IUU_DELAY_MS; |
| 224 | *buf_ptr++ = wt; |
| 225 | *buf_ptr = IUU_RST_CLEAR; |
| 226 | |
| 227 | /* send the sequence */ |
| 228 | |
| 229 | usb_fill_bulk_urb(port->write_urb, |
| 230 | port->serial->dev, |
| 231 | usb_sndbulkpipe(port->serial->dev, |
| 232 | port->bulk_out_endpointAddress), |
| 233 | port->write_urb->transfer_buffer, 4, iuu_rxcmd, port); |
| 234 | result = usb_submit_urb(port->write_urb, GFP_ATOMIC); |
| 235 | priv->reset = 0; |
| 236 | return result; |
| 237 | } |
| 238 | |
| 239 | /* Status Function |
| 240 | * Return value is |
| 241 | * 0x00 = no card |
| 242 | * 0x01 = smartcard |
| 243 | * 0x02 = sim card |
| 244 | */ |
| 245 | static void iuu_update_status_callback(struct urb *urb) |
| 246 | { |
Ming Lei | cdc9779 | 2008-02-24 18:41:47 +0800 | [diff] [blame] | 247 | struct usb_serial_port *port = urb->context; |
Alain Degreffe | 60a8fc0 | 2007-10-26 13:51:49 +0200 | [diff] [blame] | 248 | struct iuu_private *priv = usb_get_serial_port_data(port); |
| 249 | u8 *st; |
Greg Kroah-Hartman | 50de36f | 2008-12-10 16:00:30 -0800 | [diff] [blame] | 250 | int status = urb->status; |
| 251 | |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 252 | dbg("%s - enter", __func__); |
Alain Degreffe | 60a8fc0 | 2007-10-26 13:51:49 +0200 | [diff] [blame] | 253 | |
Greg Kroah-Hartman | 50de36f | 2008-12-10 16:00:30 -0800 | [diff] [blame] | 254 | if (status) { |
| 255 | dbg("%s - status = %d", __func__, status); |
Alain Degreffe | 60a8fc0 | 2007-10-26 13:51:49 +0200 | [diff] [blame] | 256 | /* error stop all */ |
| 257 | return; |
| 258 | } |
| 259 | |
| 260 | st = urb->transfer_buffer; |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 261 | dbg("%s - enter", __func__); |
Alain Degreffe | 60a8fc0 | 2007-10-26 13:51:49 +0200 | [diff] [blame] | 262 | if (urb->actual_length == 1) { |
| 263 | switch (st[0]) { |
| 264 | case 0x1: |
| 265 | priv->tiostatus = iuu_cardout; |
| 266 | break; |
| 267 | case 0x0: |
| 268 | priv->tiostatus = iuu_cardin; |
| 269 | break; |
| 270 | default: |
| 271 | priv->tiostatus = iuu_cardin; |
| 272 | } |
| 273 | } |
| 274 | iuu_rxcmd(urb); |
| 275 | } |
| 276 | |
| 277 | static void iuu_status_callback(struct urb *urb) |
| 278 | { |
Ming Lei | cdc9779 | 2008-02-24 18:41:47 +0800 | [diff] [blame] | 279 | struct usb_serial_port *port = urb->context; |
Alain Degreffe | 60a8fc0 | 2007-10-26 13:51:49 +0200 | [diff] [blame] | 280 | int result; |
Greg Kroah-Hartman | 50de36f | 2008-12-10 16:00:30 -0800 | [diff] [blame] | 281 | int status = urb->status; |
Alain Degreffe | 60a8fc0 | 2007-10-26 13:51:49 +0200 | [diff] [blame] | 282 | |
Greg Kroah-Hartman | 50de36f | 2008-12-10 16:00:30 -0800 | [diff] [blame] | 283 | dbg("%s - status = %d", __func__, status); |
Alain Degreffe | 60a8fc0 | 2007-10-26 13:51:49 +0200 | [diff] [blame] | 284 | usb_fill_bulk_urb(port->read_urb, port->serial->dev, |
| 285 | usb_rcvbulkpipe(port->serial->dev, |
| 286 | port->bulk_in_endpointAddress), |
| 287 | port->read_urb->transfer_buffer, 256, |
| 288 | iuu_update_status_callback, port); |
| 289 | result = usb_submit_urb(port->read_urb, GFP_ATOMIC); |
| 290 | } |
| 291 | |
| 292 | static int iuu_status(struct usb_serial_port *port) |
| 293 | { |
| 294 | int result; |
| 295 | |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 296 | dbg("%s - enter", __func__); |
Alain Degreffe | 60a8fc0 | 2007-10-26 13:51:49 +0200 | [diff] [blame] | 297 | |
| 298 | memset(port->write_urb->transfer_buffer, IUU_GET_STATE_REGISTER, 1); |
| 299 | usb_fill_bulk_urb(port->write_urb, port->serial->dev, |
| 300 | usb_sndbulkpipe(port->serial->dev, |
| 301 | port->bulk_out_endpointAddress), |
| 302 | port->write_urb->transfer_buffer, 1, |
| 303 | iuu_status_callback, port); |
| 304 | result = usb_submit_urb(port->write_urb, GFP_ATOMIC); |
| 305 | return result; |
| 306 | |
| 307 | } |
| 308 | |
| 309 | static int bulk_immediate(struct usb_serial_port *port, u8 *buf, u8 count) |
| 310 | { |
| 311 | int status; |
| 312 | struct usb_serial *serial = port->serial; |
| 313 | int actual = 0; |
| 314 | |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 315 | dbg("%s - enter", __func__); |
Alain Degreffe | 60a8fc0 | 2007-10-26 13:51:49 +0200 | [diff] [blame] | 316 | |
| 317 | /* send the data out the bulk port */ |
| 318 | |
| 319 | status = |
| 320 | usb_bulk_msg(serial->dev, |
| 321 | usb_sndbulkpipe(serial->dev, |
| 322 | port->bulk_out_endpointAddress), buf, |
| 323 | count, &actual, HZ * 1); |
| 324 | |
Alan Cox | 9e8e2d2 | 2008-07-22 11:12:59 +0100 | [diff] [blame] | 325 | if (status != IUU_OPERATION_OK) |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 326 | dbg("%s - error = %2x", __func__, status); |
Alan Cox | 9e8e2d2 | 2008-07-22 11:12:59 +0100 | [diff] [blame] | 327 | else |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 328 | dbg("%s - write OK !", __func__); |
Alain Degreffe | 60a8fc0 | 2007-10-26 13:51:49 +0200 | [diff] [blame] | 329 | return status; |
| 330 | } |
| 331 | |
| 332 | static int read_immediate(struct usb_serial_port *port, u8 *buf, u8 count) |
| 333 | { |
| 334 | int status; |
| 335 | struct usb_serial *serial = port->serial; |
| 336 | int actual = 0; |
| 337 | |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 338 | dbg("%s - enter", __func__); |
Alain Degreffe | 60a8fc0 | 2007-10-26 13:51:49 +0200 | [diff] [blame] | 339 | |
| 340 | /* send the data out the bulk port */ |
| 341 | |
| 342 | status = |
| 343 | usb_bulk_msg(serial->dev, |
| 344 | usb_rcvbulkpipe(serial->dev, |
| 345 | port->bulk_in_endpointAddress), buf, |
| 346 | count, &actual, HZ * 1); |
| 347 | |
Alan Cox | 9e8e2d2 | 2008-07-22 11:12:59 +0100 | [diff] [blame] | 348 | if (status != IUU_OPERATION_OK) |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 349 | dbg("%s - error = %2x", __func__, status); |
Alan Cox | 9e8e2d2 | 2008-07-22 11:12:59 +0100 | [diff] [blame] | 350 | else |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 351 | dbg("%s - read OK !", __func__); |
Alain Degreffe | 60a8fc0 | 2007-10-26 13:51:49 +0200 | [diff] [blame] | 352 | return status; |
| 353 | } |
| 354 | |
| 355 | static int iuu_led(struct usb_serial_port *port, unsigned int R, |
| 356 | unsigned int G, unsigned int B, u8 f) |
| 357 | { |
| 358 | int status; |
| 359 | u8 *buf; |
| 360 | buf = kmalloc(8, GFP_KERNEL); |
| 361 | if (!buf) |
| 362 | return -ENOMEM; |
| 363 | |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 364 | dbg("%s - enter", __func__); |
Alain Degreffe | 60a8fc0 | 2007-10-26 13:51:49 +0200 | [diff] [blame] | 365 | |
| 366 | buf[0] = IUU_SET_LED; |
| 367 | buf[1] = R & 0xFF; |
| 368 | buf[2] = (R >> 8) & 0xFF; |
| 369 | buf[3] = G & 0xFF; |
| 370 | buf[4] = (G >> 8) & 0xFF; |
| 371 | buf[5] = B & 0xFF; |
| 372 | buf[6] = (B >> 8) & 0xFF; |
| 373 | buf[7] = f; |
| 374 | status = bulk_immediate(port, buf, 8); |
| 375 | kfree(buf); |
| 376 | if (status != IUU_OPERATION_OK) |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 377 | dbg("%s - led error status = %2x", __func__, status); |
Alain Degreffe | 60a8fc0 | 2007-10-26 13:51:49 +0200 | [diff] [blame] | 378 | else |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 379 | dbg("%s - led OK !", __func__); |
Alain Degreffe | 60a8fc0 | 2007-10-26 13:51:49 +0200 | [diff] [blame] | 380 | return IUU_OPERATION_OK; |
| 381 | } |
| 382 | |
| 383 | static void iuu_rgbf_fill_buffer(u8 *buf, u8 r1, u8 r2, u8 g1, u8 g2, u8 b1, |
| 384 | u8 b2, u8 freq) |
| 385 | { |
| 386 | *buf++ = IUU_SET_LED; |
| 387 | *buf++ = r1; |
| 388 | *buf++ = r2; |
| 389 | *buf++ = g1; |
| 390 | *buf++ = g2; |
| 391 | *buf++ = b1; |
| 392 | *buf++ = b2; |
| 393 | *buf = freq; |
| 394 | } |
| 395 | |
| 396 | static void iuu_led_activity_on(struct urb *urb) |
| 397 | { |
Ming Lei | cdc9779 | 2008-02-24 18:41:47 +0800 | [diff] [blame] | 398 | struct usb_serial_port *port = urb->context; |
Alain Degreffe | 60a8fc0 | 2007-10-26 13:51:49 +0200 | [diff] [blame] | 399 | int result; |
| 400 | char *buf_ptr = port->write_urb->transfer_buffer; |
| 401 | *buf_ptr++ = IUU_SET_LED; |
| 402 | if (xmas == 1) { |
| 403 | get_random_bytes(buf_ptr, 6); |
| 404 | *(buf_ptr+7) = 1; |
| 405 | } else { |
| 406 | iuu_rgbf_fill_buffer(buf_ptr, 255, 255, 0, 0, 0, 0, 255); |
| 407 | } |
| 408 | |
| 409 | usb_fill_bulk_urb(port->write_urb, port->serial->dev, |
| 410 | usb_sndbulkpipe(port->serial->dev, |
| 411 | port->bulk_out_endpointAddress), |
| 412 | port->write_urb->transfer_buffer, 8 , |
| 413 | iuu_rxcmd, port); |
| 414 | result = usb_submit_urb(port->write_urb, GFP_ATOMIC); |
| 415 | } |
| 416 | |
| 417 | static void iuu_led_activity_off(struct urb *urb) |
| 418 | { |
Ming Lei | cdc9779 | 2008-02-24 18:41:47 +0800 | [diff] [blame] | 419 | struct usb_serial_port *port = urb->context; |
Alain Degreffe | 60a8fc0 | 2007-10-26 13:51:49 +0200 | [diff] [blame] | 420 | int result; |
| 421 | char *buf_ptr = port->write_urb->transfer_buffer; |
| 422 | if (xmas == 1) { |
| 423 | iuu_rxcmd(urb); |
| 424 | return; |
| 425 | } else { |
| 426 | *buf_ptr++ = IUU_SET_LED; |
| 427 | iuu_rgbf_fill_buffer(buf_ptr, 0, 0, 255, 255, 0, 0, 255); |
| 428 | } |
| 429 | usb_fill_bulk_urb(port->write_urb, port->serial->dev, |
| 430 | usb_sndbulkpipe(port->serial->dev, |
| 431 | port->bulk_out_endpointAddress), |
| 432 | port->write_urb->transfer_buffer, 8 , |
| 433 | iuu_rxcmd, port); |
| 434 | result = usb_submit_urb(port->write_urb, GFP_ATOMIC); |
| 435 | } |
| 436 | |
| 437 | |
| 438 | |
| 439 | static int iuu_clk(struct usb_serial_port *port, int dwFrq) |
| 440 | { |
| 441 | int status; |
| 442 | struct iuu_private *priv = usb_get_serial_port_data(port); |
| 443 | int Count = 0; |
| 444 | u8 FrqGenAdr = 0x69; |
| 445 | u8 DIV = 0; /* 8bit */ |
| 446 | u8 XDRV = 0; /* 8bit */ |
| 447 | u8 PUMP = 0; /* 3bit */ |
| 448 | u8 PBmsb = 0; /* 2bit */ |
| 449 | u8 PBlsb = 0; /* 8bit */ |
| 450 | u8 PO = 0; /* 1bit */ |
| 451 | u8 Q = 0; /* 7bit */ |
| 452 | /* 24bit = 3bytes */ |
| 453 | unsigned int P = 0; |
| 454 | unsigned int P2 = 0; |
| 455 | int frq = (int)dwFrq; |
| 456 | |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 457 | dbg("%s - enter", __func__); |
Alain Degreffe | 60a8fc0 | 2007-10-26 13:51:49 +0200 | [diff] [blame] | 458 | |
| 459 | if (frq == 0) { |
| 460 | priv->buf[Count++] = IUU_UART_WRITE_I2C; |
| 461 | priv->buf[Count++] = FrqGenAdr << 1; |
| 462 | priv->buf[Count++] = 0x09; |
| 463 | priv->buf[Count++] = 0x00; |
| 464 | |
| 465 | status = bulk_immediate(port, (u8 *) priv->buf, Count); |
| 466 | if (status != 0) { |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 467 | dbg("%s - write error ", __func__); |
Alain Degreffe | 60a8fc0 | 2007-10-26 13:51:49 +0200 | [diff] [blame] | 468 | return status; |
| 469 | } |
| 470 | } else if (frq == 3579000) { |
| 471 | DIV = 100; |
| 472 | P = 1193; |
| 473 | Q = 40; |
| 474 | XDRV = 0; |
| 475 | } else if (frq == 3680000) { |
| 476 | DIV = 105; |
| 477 | P = 161; |
| 478 | Q = 5; |
| 479 | XDRV = 0; |
| 480 | } else if (frq == 6000000) { |
| 481 | DIV = 66; |
| 482 | P = 66; |
| 483 | Q = 2; |
| 484 | XDRV = 0x28; |
| 485 | } else { |
| 486 | unsigned int result = 0; |
| 487 | unsigned int tmp = 0; |
| 488 | unsigned int check; |
| 489 | unsigned int check2; |
| 490 | char found = 0x00; |
| 491 | unsigned int lQ = 2; |
| 492 | unsigned int lP = 2055; |
| 493 | unsigned int lDiv = 4; |
| 494 | |
| 495 | for (lQ = 2; lQ <= 47 && !found; lQ++) |
| 496 | for (lP = 2055; lP >= 8 && !found; lP--) |
| 497 | for (lDiv = 4; lDiv <= 127 && !found; lDiv++) { |
| 498 | tmp = (12000000 / lDiv) * (lP / lQ); |
| 499 | if (abs((int)(tmp - frq)) < |
| 500 | abs((int)(frq - result))) { |
| 501 | check2 = (12000000 / lQ); |
| 502 | if (check2 < 250000) |
| 503 | continue; |
| 504 | check = (12000000 / lQ) * lP; |
| 505 | if (check > 400000000) |
| 506 | continue; |
| 507 | if (check < 100000000) |
| 508 | continue; |
| 509 | if (lDiv < 4 || lDiv > 127) |
| 510 | continue; |
| 511 | result = tmp; |
| 512 | P = lP; |
| 513 | DIV = lDiv; |
| 514 | Q = lQ; |
| 515 | if (result == frq) |
| 516 | found = 0x01; |
| 517 | } |
| 518 | } |
| 519 | } |
| 520 | P2 = ((P - PO) / 2) - 4; |
| 521 | DIV = DIV; |
| 522 | PUMP = 0x04; |
| 523 | PBmsb = (P2 >> 8 & 0x03); |
| 524 | PBlsb = P2 & 0xFF; |
| 525 | PO = (P >> 10) & 0x01; |
| 526 | Q = Q - 2; |
| 527 | |
| 528 | priv->buf[Count++] = IUU_UART_WRITE_I2C; /* 0x4C */ |
| 529 | priv->buf[Count++] = FrqGenAdr << 1; |
| 530 | priv->buf[Count++] = 0x09; |
| 531 | priv->buf[Count++] = 0x20; /* Adr = 0x09 */ |
| 532 | priv->buf[Count++] = IUU_UART_WRITE_I2C; /* 0x4C */ |
| 533 | priv->buf[Count++] = FrqGenAdr << 1; |
| 534 | priv->buf[Count++] = 0x0C; |
| 535 | priv->buf[Count++] = DIV; /* Adr = 0x0C */ |
| 536 | priv->buf[Count++] = IUU_UART_WRITE_I2C; /* 0x4C */ |
| 537 | priv->buf[Count++] = FrqGenAdr << 1; |
| 538 | priv->buf[Count++] = 0x12; |
| 539 | priv->buf[Count++] = XDRV; /* Adr = 0x12 */ |
| 540 | priv->buf[Count++] = IUU_UART_WRITE_I2C; /* 0x4C */ |
| 541 | priv->buf[Count++] = FrqGenAdr << 1; |
| 542 | priv->buf[Count++] = 0x13; |
| 543 | priv->buf[Count++] = 0x6B; /* Adr = 0x13 */ |
| 544 | priv->buf[Count++] = IUU_UART_WRITE_I2C; /* 0x4C */ |
| 545 | priv->buf[Count++] = FrqGenAdr << 1; |
| 546 | priv->buf[Count++] = 0x40; |
| 547 | priv->buf[Count++] = (0xC0 | ((PUMP & 0x07) << 2)) | |
| 548 | (PBmsb & 0x03); /* Adr = 0x40 */ |
| 549 | priv->buf[Count++] = IUU_UART_WRITE_I2C; /* 0x4C */ |
| 550 | priv->buf[Count++] = FrqGenAdr << 1; |
| 551 | priv->buf[Count++] = 0x41; |
| 552 | priv->buf[Count++] = PBlsb; /* Adr = 0x41 */ |
| 553 | priv->buf[Count++] = IUU_UART_WRITE_I2C; /* 0x4C */ |
| 554 | priv->buf[Count++] = FrqGenAdr << 1; |
| 555 | priv->buf[Count++] = 0x42; |
| 556 | priv->buf[Count++] = Q | (((PO & 0x01) << 7)); /* Adr = 0x42 */ |
| 557 | priv->buf[Count++] = IUU_UART_WRITE_I2C; /* 0x4C */ |
| 558 | priv->buf[Count++] = FrqGenAdr << 1; |
| 559 | priv->buf[Count++] = 0x44; |
| 560 | priv->buf[Count++] = (char)0xFF; /* Adr = 0x44 */ |
| 561 | priv->buf[Count++] = IUU_UART_WRITE_I2C; /* 0x4C */ |
| 562 | priv->buf[Count++] = FrqGenAdr << 1; |
| 563 | priv->buf[Count++] = 0x45; |
| 564 | priv->buf[Count++] = (char)0xFE; /* Adr = 0x45 */ |
| 565 | priv->buf[Count++] = IUU_UART_WRITE_I2C; /* 0x4C */ |
| 566 | priv->buf[Count++] = FrqGenAdr << 1; |
| 567 | priv->buf[Count++] = 0x46; |
| 568 | priv->buf[Count++] = 0x7F; /* Adr = 0x46 */ |
| 569 | priv->buf[Count++] = IUU_UART_WRITE_I2C; /* 0x4C */ |
| 570 | priv->buf[Count++] = FrqGenAdr << 1; |
| 571 | priv->buf[Count++] = 0x47; |
| 572 | priv->buf[Count++] = (char)0x84; /* Adr = 0x47 */ |
| 573 | |
| 574 | status = bulk_immediate(port, (u8 *) priv->buf, Count); |
| 575 | if (status != IUU_OPERATION_OK) |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 576 | dbg("%s - write error ", __func__); |
Alain Degreffe | 60a8fc0 | 2007-10-26 13:51:49 +0200 | [diff] [blame] | 577 | return status; |
| 578 | } |
| 579 | |
| 580 | static int iuu_uart_flush(struct usb_serial_port *port) |
| 581 | { |
| 582 | int i; |
| 583 | int status; |
| 584 | u8 rxcmd = IUU_UART_RX; |
| 585 | struct iuu_private *priv = usb_get_serial_port_data(port); |
| 586 | |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 587 | dbg("%s - enter", __func__); |
Alain Degreffe | 60a8fc0 | 2007-10-26 13:51:49 +0200 | [diff] [blame] | 588 | |
| 589 | if (iuu_led(port, 0xF000, 0, 0, 0xFF) < 0) |
| 590 | return -EIO; |
| 591 | |
| 592 | for (i = 0; i < 2; i++) { |
| 593 | status = bulk_immediate(port, &rxcmd, 1); |
| 594 | if (status != IUU_OPERATION_OK) { |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 595 | dbg("%s - uart_flush_write error", __func__); |
Alain Degreffe | 60a8fc0 | 2007-10-26 13:51:49 +0200 | [diff] [blame] | 596 | return status; |
| 597 | } |
| 598 | |
| 599 | status = read_immediate(port, &priv->len, 1); |
| 600 | if (status != IUU_OPERATION_OK) { |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 601 | dbg("%s - uart_flush_read error", __func__); |
Alain Degreffe | 60a8fc0 | 2007-10-26 13:51:49 +0200 | [diff] [blame] | 602 | return status; |
| 603 | } |
| 604 | |
| 605 | if (priv->len > 0) { |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 606 | dbg("%s - uart_flush datalen is : %i ", __func__, |
Alain Degreffe | 60a8fc0 | 2007-10-26 13:51:49 +0200 | [diff] [blame] | 607 | priv->len); |
| 608 | status = read_immediate(port, priv->buf, priv->len); |
| 609 | if (status != IUU_OPERATION_OK) { |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 610 | dbg("%s - uart_flush_read error", __func__); |
Alain Degreffe | 60a8fc0 | 2007-10-26 13:51:49 +0200 | [diff] [blame] | 611 | return status; |
| 612 | } |
| 613 | } |
| 614 | } |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 615 | dbg("%s - uart_flush_read OK!", __func__); |
Alain Degreffe | 60a8fc0 | 2007-10-26 13:51:49 +0200 | [diff] [blame] | 616 | iuu_led(port, 0, 0xF000, 0, 0xFF); |
| 617 | return status; |
| 618 | } |
| 619 | |
| 620 | static void read_buf_callback(struct urb *urb) |
| 621 | { |
Ming Lei | cdc9779 | 2008-02-24 18:41:47 +0800 | [diff] [blame] | 622 | struct usb_serial_port *port = urb->context; |
Alain Degreffe | 60a8fc0 | 2007-10-26 13:51:49 +0200 | [diff] [blame] | 623 | unsigned char *data = urb->transfer_buffer; |
| 624 | struct tty_struct *tty; |
Greg Kroah-Hartman | 50de36f | 2008-12-10 16:00:30 -0800 | [diff] [blame] | 625 | int status = urb->status; |
Alain Degreffe | 60a8fc0 | 2007-10-26 13:51:49 +0200 | [diff] [blame] | 626 | |
Greg Kroah-Hartman | 50de36f | 2008-12-10 16:00:30 -0800 | [diff] [blame] | 627 | dbg("%s - status = %d", __func__, status); |
| 628 | |
| 629 | if (status) { |
| 630 | if (status == -EPROTO) { |
Alain Degreffe | 60a8fc0 | 2007-10-26 13:51:49 +0200 | [diff] [blame] | 631 | /* reschedule needed */ |
| 632 | } |
| 633 | return; |
| 634 | } |
| 635 | |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 636 | dbg("%s - %i chars to write", __func__, urb->actual_length); |
Alan Cox | 4a90f09 | 2008-10-13 10:39:46 +0100 | [diff] [blame] | 637 | tty = tty_port_tty_get(&port->port); |
Alain Degreffe | 60a8fc0 | 2007-10-26 13:51:49 +0200 | [diff] [blame] | 638 | if (data == NULL) |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 639 | dbg("%s - data is NULL !!!", __func__); |
Alain Degreffe | 60a8fc0 | 2007-10-26 13:51:49 +0200 | [diff] [blame] | 640 | if (tty && urb->actual_length && data) { |
| 641 | tty_insert_flip_string(tty, data, urb->actual_length); |
| 642 | tty_flip_buffer_push(tty); |
| 643 | } |
Alan Cox | 4a90f09 | 2008-10-13 10:39:46 +0100 | [diff] [blame] | 644 | tty_kref_put(tty); |
Alain Degreffe | 60a8fc0 | 2007-10-26 13:51:49 +0200 | [diff] [blame] | 645 | iuu_led_activity_on(urb); |
| 646 | } |
| 647 | |
| 648 | static int iuu_bulk_write(struct usb_serial_port *port) |
| 649 | { |
| 650 | struct iuu_private *priv = usb_get_serial_port_data(port); |
Steven Rostedt | 8594303 | 2008-05-06 20:42:31 -0700 | [diff] [blame] | 651 | unsigned long flags; |
Alain Degreffe | 60a8fc0 | 2007-10-26 13:51:49 +0200 | [diff] [blame] | 652 | int result; |
| 653 | int i; |
| 654 | char *buf_ptr = port->write_urb->transfer_buffer; |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 655 | dbg("%s - enter", __func__); |
Alain Degreffe | 60a8fc0 | 2007-10-26 13:51:49 +0200 | [diff] [blame] | 656 | |
| 657 | *buf_ptr++ = IUU_UART_ESC; |
| 658 | *buf_ptr++ = IUU_UART_TX; |
| 659 | *buf_ptr++ = priv->writelen; |
| 660 | |
| 661 | memcpy(buf_ptr, priv->writebuf, |
| 662 | priv->writelen); |
| 663 | if (debug == 1) { |
| 664 | for (i = 0; i < priv->writelen; i++) |
| 665 | sprintf(priv->dbgbuf + i*2 , |
| 666 | "%02X", priv->writebuf[i]); |
| 667 | priv->dbgbuf[priv->writelen+i*2] = 0; |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 668 | dbg("%s - writing %i chars : %s", __func__, |
Alain Degreffe | 60a8fc0 | 2007-10-26 13:51:49 +0200 | [diff] [blame] | 669 | priv->writelen, priv->dbgbuf); |
| 670 | } |
| 671 | usb_fill_bulk_urb(port->write_urb, port->serial->dev, |
| 672 | usb_sndbulkpipe(port->serial->dev, |
| 673 | port->bulk_out_endpointAddress), |
| 674 | port->write_urb->transfer_buffer, priv->writelen + 3, |
| 675 | iuu_rxcmd, port); |
| 676 | result = usb_submit_urb(port->write_urb, GFP_ATOMIC); |
| 677 | spin_lock_irqsave(&priv->lock, flags); |
| 678 | priv->writelen = 0; |
| 679 | spin_unlock_irqrestore(&priv->lock, flags); |
| 680 | usb_serial_port_softint(port); |
| 681 | return result; |
| 682 | } |
| 683 | |
| 684 | static int iuu_read_buf(struct usb_serial_port *port, int len) |
| 685 | { |
| 686 | int result; |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 687 | dbg("%s - enter", __func__); |
Alain Degreffe | 60a8fc0 | 2007-10-26 13:51:49 +0200 | [diff] [blame] | 688 | |
| 689 | usb_fill_bulk_urb(port->read_urb, port->serial->dev, |
| 690 | usb_rcvbulkpipe(port->serial->dev, |
| 691 | port->bulk_in_endpointAddress), |
| 692 | port->read_urb->transfer_buffer, len, |
| 693 | read_buf_callback, port); |
| 694 | result = usb_submit_urb(port->read_urb, GFP_ATOMIC); |
| 695 | return result; |
| 696 | } |
| 697 | |
| 698 | static void iuu_uart_read_callback(struct urb *urb) |
| 699 | { |
Ming Lei | cdc9779 | 2008-02-24 18:41:47 +0800 | [diff] [blame] | 700 | struct usb_serial_port *port = urb->context; |
Alain Degreffe | 60a8fc0 | 2007-10-26 13:51:49 +0200 | [diff] [blame] | 701 | struct iuu_private *priv = usb_get_serial_port_data(port); |
Steven Rostedt | 8594303 | 2008-05-06 20:42:31 -0700 | [diff] [blame] | 702 | unsigned long flags; |
Greg Kroah-Hartman | 50de36f | 2008-12-10 16:00:30 -0800 | [diff] [blame] | 703 | int status = urb->status; |
Alain Degreffe | 60a8fc0 | 2007-10-26 13:51:49 +0200 | [diff] [blame] | 704 | int error = 0; |
| 705 | int len = 0; |
| 706 | unsigned char *data = urb->transfer_buffer; |
| 707 | priv->poll++; |
| 708 | |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 709 | dbg("%s - enter", __func__); |
Alain Degreffe | 60a8fc0 | 2007-10-26 13:51:49 +0200 | [diff] [blame] | 710 | |
Greg Kroah-Hartman | 50de36f | 2008-12-10 16:00:30 -0800 | [diff] [blame] | 711 | if (status) { |
| 712 | dbg("%s - status = %d", __func__, status); |
Alain Degreffe | 60a8fc0 | 2007-10-26 13:51:49 +0200 | [diff] [blame] | 713 | /* error stop all */ |
| 714 | return; |
| 715 | } |
| 716 | if (data == NULL) |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 717 | dbg("%s - data is NULL !!!", __func__); |
Alain Degreffe | 60a8fc0 | 2007-10-26 13:51:49 +0200 | [diff] [blame] | 718 | |
| 719 | if (urb->actual_length == 1 && data != NULL) |
| 720 | len = (int) data[0]; |
| 721 | |
| 722 | if (urb->actual_length > 1) { |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 723 | dbg("%s - urb->actual_length = %i", __func__, |
Alain Degreffe | 60a8fc0 | 2007-10-26 13:51:49 +0200 | [diff] [blame] | 724 | urb->actual_length); |
| 725 | error = 1; |
| 726 | return; |
| 727 | } |
| 728 | /* if len > 0 call readbuf */ |
| 729 | |
| 730 | if (len > 0 && error == 0) { |
| 731 | dbg("%s - call read buf - len to read is %i ", |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 732 | __func__, len); |
Alain Degreffe | 60a8fc0 | 2007-10-26 13:51:49 +0200 | [diff] [blame] | 733 | status = iuu_read_buf(port, len); |
| 734 | return; |
| 735 | } |
| 736 | /* need to update status ? */ |
| 737 | if (priv->poll > 99) { |
| 738 | status = iuu_status(port); |
| 739 | priv->poll = 0; |
| 740 | return; |
| 741 | } |
| 742 | |
| 743 | /* reset waiting ? */ |
| 744 | |
| 745 | if (priv->reset == 1) { |
| 746 | status = iuu_reset(port, 0xC); |
| 747 | return; |
| 748 | } |
| 749 | /* Writebuf is waiting */ |
| 750 | spin_lock_irqsave(&priv->lock, flags); |
| 751 | if (priv->writelen > 0) { |
| 752 | spin_unlock_irqrestore(&priv->lock, flags); |
| 753 | status = iuu_bulk_write(port); |
| 754 | return; |
| 755 | } |
| 756 | spin_unlock_irqrestore(&priv->lock, flags); |
| 757 | /* if nothing to write call again rxcmd */ |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 758 | dbg("%s - rxcmd recall", __func__); |
Alain Degreffe | 60a8fc0 | 2007-10-26 13:51:49 +0200 | [diff] [blame] | 759 | iuu_led_activity_off(urb); |
Alain Degreffe | 60a8fc0 | 2007-10-26 13:51:49 +0200 | [diff] [blame] | 760 | } |
| 761 | |
Alan Cox | 95da310 | 2008-07-22 11:09:07 +0100 | [diff] [blame] | 762 | static int iuu_uart_write(struct tty_struct *tty, struct usb_serial_port *port, |
| 763 | const u8 *buf, int count) |
Alain Degreffe | 60a8fc0 | 2007-10-26 13:51:49 +0200 | [diff] [blame] | 764 | { |
| 765 | struct iuu_private *priv = usb_get_serial_port_data(port); |
Steven Rostedt | 8594303 | 2008-05-06 20:42:31 -0700 | [diff] [blame] | 766 | unsigned long flags; |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 767 | dbg("%s - enter", __func__); |
Alain Degreffe | 60a8fc0 | 2007-10-26 13:51:49 +0200 | [diff] [blame] | 768 | |
| 769 | if (count > 256) |
| 770 | return -ENOMEM; |
| 771 | |
| 772 | spin_lock_irqsave(&priv->lock, flags); |
| 773 | if (priv->writelen > 0) { |
| 774 | /* buffer already filled but not commited */ |
| 775 | spin_unlock_irqrestore(&priv->lock, flags); |
Alan Cox | 9e8e2d2 | 2008-07-22 11:12:59 +0100 | [diff] [blame] | 776 | return 0; |
Alain Degreffe | 60a8fc0 | 2007-10-26 13:51:49 +0200 | [diff] [blame] | 777 | } |
| 778 | /* fill the buffer */ |
| 779 | memcpy(priv->writebuf, buf, count); |
| 780 | priv->writelen = count; |
| 781 | spin_unlock_irqrestore(&priv->lock, flags); |
| 782 | |
Alan Cox | 9e8e2d2 | 2008-07-22 11:12:59 +0100 | [diff] [blame] | 783 | return count; |
Alain Degreffe | 60a8fc0 | 2007-10-26 13:51:49 +0200 | [diff] [blame] | 784 | } |
| 785 | |
| 786 | static void read_rxcmd_callback(struct urb *urb) |
| 787 | { |
Ming Lei | cdc9779 | 2008-02-24 18:41:47 +0800 | [diff] [blame] | 788 | struct usb_serial_port *port = urb->context; |
Alain Degreffe | 60a8fc0 | 2007-10-26 13:51:49 +0200 | [diff] [blame] | 789 | int result; |
Greg Kroah-Hartman | 50de36f | 2008-12-10 16:00:30 -0800 | [diff] [blame] | 790 | int status = urb->status; |
Alain Degreffe | 60a8fc0 | 2007-10-26 13:51:49 +0200 | [diff] [blame] | 791 | |
Greg Kroah-Hartman | 50de36f | 2008-12-10 16:00:30 -0800 | [diff] [blame] | 792 | dbg("%s - status = %d", __func__, status); |
Alain Degreffe | 60a8fc0 | 2007-10-26 13:51:49 +0200 | [diff] [blame] | 793 | |
Greg Kroah-Hartman | 50de36f | 2008-12-10 16:00:30 -0800 | [diff] [blame] | 794 | if (status) { |
Alain Degreffe | 60a8fc0 | 2007-10-26 13:51:49 +0200 | [diff] [blame] | 795 | /* error stop all */ |
| 796 | return; |
| 797 | } |
| 798 | |
| 799 | usb_fill_bulk_urb(port->read_urb, port->serial->dev, |
| 800 | usb_rcvbulkpipe(port->serial->dev, |
| 801 | port->bulk_in_endpointAddress), |
| 802 | port->read_urb->transfer_buffer, 256, |
| 803 | iuu_uart_read_callback, port); |
| 804 | result = usb_submit_urb(port->read_urb, GFP_ATOMIC); |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 805 | dbg("%s - submit result = %d", __func__, result); |
Alain Degreffe | 60a8fc0 | 2007-10-26 13:51:49 +0200 | [diff] [blame] | 806 | return; |
| 807 | } |
| 808 | |
| 809 | static int iuu_uart_on(struct usb_serial_port *port) |
| 810 | { |
| 811 | int status; |
| 812 | u8 *buf; |
| 813 | |
| 814 | buf = kmalloc(sizeof(u8) * 4, GFP_KERNEL); |
| 815 | |
| 816 | if (!buf) |
| 817 | return -ENOMEM; |
| 818 | |
| 819 | buf[0] = IUU_UART_ENABLE; |
| 820 | buf[1] = (u8) ((IUU_BAUD_9600 >> 8) & 0x00FF); |
| 821 | buf[2] = (u8) (0x00FF & IUU_BAUD_9600); |
| 822 | buf[3] = (u8) (0x0F0 & IUU_TWO_STOP_BITS) | (0x07 & IUU_PARITY_EVEN); |
| 823 | |
| 824 | status = bulk_immediate(port, buf, 4); |
| 825 | if (status != IUU_OPERATION_OK) { |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 826 | dbg("%s - uart_on error", __func__); |
Alain Degreffe | 60a8fc0 | 2007-10-26 13:51:49 +0200 | [diff] [blame] | 827 | goto uart_enable_failed; |
| 828 | } |
| 829 | /* iuu_reset() the card after iuu_uart_on() */ |
| 830 | status = iuu_uart_flush(port); |
| 831 | if (status != IUU_OPERATION_OK) |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 832 | dbg("%s - uart_flush error", __func__); |
Alain Degreffe | 60a8fc0 | 2007-10-26 13:51:49 +0200 | [diff] [blame] | 833 | uart_enable_failed: |
| 834 | kfree(buf); |
| 835 | return status; |
| 836 | } |
| 837 | |
| 838 | /* Diables the IUU UART (a.k.a. the Phoenix voiderface) */ |
| 839 | static int iuu_uart_off(struct usb_serial_port *port) |
| 840 | { |
| 841 | int status; |
| 842 | u8 *buf; |
| 843 | buf = kmalloc(1, GFP_KERNEL); |
| 844 | if (!buf) |
| 845 | return -ENOMEM; |
| 846 | buf[0] = IUU_UART_DISABLE; |
| 847 | |
| 848 | status = bulk_immediate(port, buf, 1); |
| 849 | if (status != IUU_OPERATION_OK) |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 850 | dbg("%s - uart_off error", __func__); |
Alain Degreffe | 60a8fc0 | 2007-10-26 13:51:49 +0200 | [diff] [blame] | 851 | |
| 852 | kfree(buf); |
| 853 | return status; |
| 854 | } |
| 855 | |
| 856 | static int iuu_uart_baud(struct usb_serial_port *port, u32 baud, |
| 857 | u32 *actual, u8 parity) |
| 858 | { |
| 859 | int status; |
| 860 | u8 *dataout; |
| 861 | u8 DataCount = 0; |
| 862 | u8 T1Frekvens = 0; |
| 863 | u8 T1reload = 0; |
| 864 | unsigned int T1FrekvensHZ = 0; |
| 865 | |
| 866 | dataout = kmalloc(sizeof(u8) * 5, GFP_KERNEL); |
| 867 | |
| 868 | if (!dataout) |
| 869 | return -ENOMEM; |
| 870 | |
| 871 | if (baud < 1200 || baud > 230400) { |
| 872 | kfree(dataout); |
| 873 | return IUU_INVALID_PARAMETER; |
| 874 | } |
| 875 | if (baud > 977) { |
| 876 | T1Frekvens = 3; |
| 877 | T1FrekvensHZ = 500000; |
| 878 | } |
| 879 | |
| 880 | if (baud > 3906) { |
| 881 | T1Frekvens = 2; |
| 882 | T1FrekvensHZ = 2000000; |
| 883 | } |
| 884 | |
| 885 | if (baud > 11718) { |
| 886 | T1Frekvens = 1; |
| 887 | T1FrekvensHZ = 6000000; |
| 888 | } |
| 889 | |
| 890 | if (baud > 46875) { |
| 891 | T1Frekvens = 0; |
| 892 | T1FrekvensHZ = 24000000; |
| 893 | } |
| 894 | |
| 895 | T1reload = 256 - (u8) (T1FrekvensHZ / (baud * 2)); |
| 896 | |
| 897 | /* magic number here: ENTER_FIRMWARE_UPDATE; */ |
| 898 | dataout[DataCount++] = IUU_UART_ESC; |
| 899 | /* magic number here: CHANGE_BAUD; */ |
| 900 | dataout[DataCount++] = IUU_UART_CHANGE; |
| 901 | dataout[DataCount++] = T1Frekvens; |
| 902 | dataout[DataCount++] = T1reload; |
| 903 | |
| 904 | *actual = (T1FrekvensHZ / (256 - T1reload)) / 2; |
| 905 | |
| 906 | switch (parity & 0x0F) { |
| 907 | case IUU_PARITY_NONE: |
| 908 | dataout[DataCount++] = 0x00; |
| 909 | break; |
| 910 | case IUU_PARITY_EVEN: |
| 911 | dataout[DataCount++] = 0x01; |
| 912 | break; |
| 913 | case IUU_PARITY_ODD: |
| 914 | dataout[DataCount++] = 0x02; |
| 915 | break; |
| 916 | case IUU_PARITY_MARK: |
| 917 | dataout[DataCount++] = 0x03; |
| 918 | break; |
| 919 | case IUU_PARITY_SPACE: |
| 920 | dataout[DataCount++] = 0x04; |
| 921 | break; |
| 922 | default: |
| 923 | kfree(dataout); |
| 924 | return IUU_INVALID_PARAMETER; |
| 925 | break; |
| 926 | } |
| 927 | |
| 928 | switch (parity & 0xF0) { |
| 929 | case IUU_ONE_STOP_BIT: |
| 930 | dataout[DataCount - 1] |= IUU_ONE_STOP_BIT; |
| 931 | break; |
| 932 | |
| 933 | case IUU_TWO_STOP_BITS: |
| 934 | dataout[DataCount - 1] |= IUU_TWO_STOP_BITS; |
| 935 | break; |
| 936 | default: |
| 937 | kfree(dataout); |
| 938 | return IUU_INVALID_PARAMETER; |
| 939 | break; |
| 940 | } |
| 941 | |
| 942 | status = bulk_immediate(port, dataout, DataCount); |
| 943 | if (status != IUU_OPERATION_OK) |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 944 | dbg("%s - uart_off error", __func__); |
Alain Degreffe | 60a8fc0 | 2007-10-26 13:51:49 +0200 | [diff] [blame] | 945 | kfree(dataout); |
| 946 | return status; |
| 947 | } |
| 948 | |
| 949 | static int set_control_lines(struct usb_device *dev, u8 value) |
| 950 | { |
| 951 | return 0; |
| 952 | } |
| 953 | |
Alan Cox | 95da310 | 2008-07-22 11:09:07 +0100 | [diff] [blame] | 954 | static void iuu_close(struct tty_struct *tty, |
| 955 | struct usb_serial_port *port, struct file *filp) |
Alain Degreffe | 60a8fc0 | 2007-10-26 13:51:49 +0200 | [diff] [blame] | 956 | { |
| 957 | /* iuu_led (port,255,0,0,0); */ |
| 958 | struct usb_serial *serial; |
| 959 | struct iuu_private *priv = usb_get_serial_port_data(port); |
| 960 | unsigned long flags; |
| 961 | unsigned int c_cflag; |
| 962 | |
| 963 | serial = port->serial; |
| 964 | if (!serial) |
| 965 | return; |
| 966 | |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 967 | dbg("%s - port %d", __func__, port->number); |
Alain Degreffe | 60a8fc0 | 2007-10-26 13:51:49 +0200 | [diff] [blame] | 968 | |
| 969 | iuu_uart_off(port); |
| 970 | if (serial->dev) { |
Alan Cox | 95da310 | 2008-07-22 11:09:07 +0100 | [diff] [blame] | 971 | if (tty) { |
| 972 | c_cflag = tty->termios->c_cflag; |
Alain Degreffe | 60a8fc0 | 2007-10-26 13:51:49 +0200 | [diff] [blame] | 973 | if (c_cflag & HUPCL) { |
| 974 | /* drop DTR and RTS */ |
| 975 | priv = usb_get_serial_port_data(port); |
| 976 | spin_lock_irqsave(&priv->lock, flags); |
| 977 | priv->line_control = 0; |
| 978 | spin_unlock_irqrestore(&priv->lock, flags); |
| 979 | set_control_lines(port->serial->dev, 0); |
| 980 | } |
| 981 | } |
| 982 | /* free writebuf */ |
| 983 | /* shutdown our urbs */ |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 984 | dbg("%s - shutting down urbs", __func__); |
Alain Degreffe | 60a8fc0 | 2007-10-26 13:51:49 +0200 | [diff] [blame] | 985 | usb_kill_urb(port->write_urb); |
| 986 | usb_kill_urb(port->read_urb); |
| 987 | usb_kill_urb(port->interrupt_in_urb); |
| 988 | msleep(1000); |
| 989 | /* wait one second to free all buffers */ |
| 990 | iuu_led(port, 0, 0, 0xF000, 0xFF); |
| 991 | msleep(1000); |
| 992 | usb_reset_device(port->serial->dev); |
| 993 | } |
| 994 | } |
| 995 | |
Alan Cox | 95da310 | 2008-07-22 11:09:07 +0100 | [diff] [blame] | 996 | static int iuu_open(struct tty_struct *tty, |
| 997 | struct usb_serial_port *port, struct file *filp) |
Alain Degreffe | 60a8fc0 | 2007-10-26 13:51:49 +0200 | [diff] [blame] | 998 | { |
| 999 | struct usb_serial *serial = port->serial; |
| 1000 | u8 *buf; |
| 1001 | int result; |
| 1002 | u32 actual; |
| 1003 | unsigned long flags; |
| 1004 | struct iuu_private *priv = usb_get_serial_port_data(port); |
| 1005 | |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 1006 | dbg("%s - port %d", __func__, port->number); |
Alain Degreffe | 60a8fc0 | 2007-10-26 13:51:49 +0200 | [diff] [blame] | 1007 | usb_clear_halt(serial->dev, port->write_urb->pipe); |
| 1008 | usb_clear_halt(serial->dev, port->read_urb->pipe); |
| 1009 | |
| 1010 | buf = kmalloc(10, GFP_KERNEL); |
| 1011 | if (buf == NULL) |
| 1012 | return -ENOMEM; |
| 1013 | |
| 1014 | /* fixup the endpoint buffer size */ |
| 1015 | kfree(port->bulk_out_buffer); |
| 1016 | port->bulk_out_buffer = kmalloc(512, GFP_KERNEL); |
| 1017 | port->bulk_out_size = 512; |
| 1018 | kfree(port->bulk_in_buffer); |
| 1019 | port->bulk_in_buffer = kmalloc(512, GFP_KERNEL); |
| 1020 | port->bulk_in_size = 512; |
| 1021 | |
| 1022 | if (!port->bulk_out_buffer || !port->bulk_in_buffer) { |
| 1023 | kfree(port->bulk_out_buffer); |
| 1024 | kfree(port->bulk_in_buffer); |
| 1025 | kfree(buf); |
| 1026 | return -ENOMEM; |
| 1027 | } |
| 1028 | |
| 1029 | usb_fill_bulk_urb(port->write_urb, port->serial->dev, |
| 1030 | usb_sndbulkpipe(port->serial->dev, |
| 1031 | port->bulk_out_endpointAddress), |
| 1032 | port->bulk_out_buffer, 512, |
| 1033 | NULL, NULL); |
| 1034 | |
| 1035 | |
| 1036 | usb_fill_bulk_urb(port->read_urb, port->serial->dev, |
| 1037 | usb_rcvbulkpipe(port->serial->dev, |
| 1038 | port->bulk_in_endpointAddress), |
| 1039 | port->bulk_in_buffer, 512, |
| 1040 | NULL, NULL); |
| 1041 | |
| 1042 | /* set the termios structure */ |
| 1043 | spin_lock_irqsave(&priv->lock, flags); |
Alan Cox | 95da310 | 2008-07-22 11:09:07 +0100 | [diff] [blame] | 1044 | if (tty && !priv->termios_initialized) { |
| 1045 | *(tty->termios) = tty_std_termios; |
| 1046 | tty->termios->c_cflag = CLOCAL | CREAD | CS8 | B9600 |
| 1047 | | TIOCM_CTS | CSTOPB | PARENB; |
| 1048 | tty->termios->c_ispeed = 9600; |
| 1049 | tty->termios->c_ospeed = 9600; |
| 1050 | tty->termios->c_lflag = 0; |
| 1051 | tty->termios->c_oflag = 0; |
| 1052 | tty->termios->c_iflag = 0; |
Alain Degreffe | 60a8fc0 | 2007-10-26 13:51:49 +0200 | [diff] [blame] | 1053 | priv->termios_initialized = 1; |
Alan Cox | 95da310 | 2008-07-22 11:09:07 +0100 | [diff] [blame] | 1054 | tty->low_latency = 1; |
Alain Degreffe | 60a8fc0 | 2007-10-26 13:51:49 +0200 | [diff] [blame] | 1055 | priv->poll = 0; |
| 1056 | } |
| 1057 | spin_unlock_irqrestore(&priv->lock, flags); |
| 1058 | |
| 1059 | /* initialize writebuf */ |
| 1060 | #define FISH(a, b, c, d) do { \ |
| 1061 | result = usb_control_msg(port->serial->dev, \ |
| 1062 | usb_rcvctrlpipe(port->serial->dev, 0), \ |
| 1063 | b, a, c, d, buf, 1, 1000); \ |
| 1064 | dbg("0x%x:0x%x:0x%x:0x%x %d - %x", a, b, c, d, result, \ |
| 1065 | buf[0]); } while (0); |
| 1066 | |
| 1067 | #define SOUP(a, b, c, d) do { \ |
| 1068 | result = usb_control_msg(port->serial->dev, \ |
| 1069 | usb_sndctrlpipe(port->serial->dev, 0), \ |
| 1070 | b, a, c, d, NULL, 0, 1000); \ |
| 1071 | dbg("0x%x:0x%x:0x%x:0x%x %d", a, b, c, d, result); } while (0) |
| 1072 | |
| 1073 | /* This is not UART related but IUU USB driver related or something */ |
| 1074 | /* like that. Basically no IUU will accept any commands from the USB */ |
| 1075 | /* host unless it has received the following message */ |
| 1076 | /* sprintf(buf ,"%c%c%c%c",0x03,0x02,0x02,0x0); */ |
| 1077 | |
| 1078 | SOUP(0x03, 0x02, 0x02, 0x0); |
| 1079 | kfree(buf); |
| 1080 | iuu_led(port, 0xF000, 0xF000, 0, 0xFF); |
| 1081 | iuu_uart_on(port); |
| 1082 | if (boost < 100) |
| 1083 | boost = 100; |
| 1084 | switch (clockmode) { |
| 1085 | case 2: /* 3.680 Mhz */ |
| 1086 | iuu_clk(port, IUU_CLK_3680000 * boost / 100); |
| 1087 | result = |
| 1088 | iuu_uart_baud(port, 9600 * boost / 100, &actual, |
| 1089 | IUU_PARITY_EVEN); |
| 1090 | break; |
| 1091 | case 3: /* 6.00 Mhz */ |
| 1092 | iuu_clk(port, IUU_CLK_6000000 * boost / 100); |
| 1093 | result = |
| 1094 | iuu_uart_baud(port, 16457 * boost / 100, &actual, |
| 1095 | IUU_PARITY_EVEN); |
| 1096 | break; |
| 1097 | default: /* 3.579 Mhz */ |
| 1098 | iuu_clk(port, IUU_CLK_3579000 * boost / 100); |
| 1099 | result = |
| 1100 | iuu_uart_baud(port, 9600 * boost / 100, &actual, |
| 1101 | IUU_PARITY_EVEN); |
| 1102 | } |
| 1103 | |
| 1104 | /* set the cardin cardout signals */ |
| 1105 | switch (cdmode) { |
| 1106 | case 0: |
| 1107 | iuu_cardin = 0; |
| 1108 | iuu_cardout = 0; |
| 1109 | break; |
| 1110 | case 1: |
| 1111 | iuu_cardin = TIOCM_CD; |
| 1112 | iuu_cardout = 0; |
| 1113 | break; |
| 1114 | case 2: |
| 1115 | iuu_cardin = 0; |
| 1116 | iuu_cardout = TIOCM_CD; |
| 1117 | break; |
| 1118 | case 3: |
| 1119 | iuu_cardin = TIOCM_DSR; |
| 1120 | iuu_cardout = 0; |
| 1121 | break; |
| 1122 | case 4: |
| 1123 | iuu_cardin = 0; |
| 1124 | iuu_cardout = TIOCM_DSR; |
| 1125 | break; |
| 1126 | case 5: |
| 1127 | iuu_cardin = TIOCM_CTS; |
| 1128 | iuu_cardout = 0; |
| 1129 | break; |
| 1130 | case 6: |
| 1131 | iuu_cardin = 0; |
| 1132 | iuu_cardout = TIOCM_CTS; |
| 1133 | break; |
| 1134 | case 7: |
| 1135 | iuu_cardin = TIOCM_RNG; |
| 1136 | iuu_cardout = 0; |
| 1137 | break; |
| 1138 | case 8: |
| 1139 | iuu_cardin = 0; |
| 1140 | iuu_cardout = TIOCM_RNG; |
| 1141 | } |
| 1142 | |
| 1143 | iuu_uart_flush(port); |
| 1144 | |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 1145 | dbg("%s - initialization done", __func__); |
Alain Degreffe | 60a8fc0 | 2007-10-26 13:51:49 +0200 | [diff] [blame] | 1146 | |
| 1147 | memset(port->write_urb->transfer_buffer, IUU_UART_RX, 1); |
| 1148 | usb_fill_bulk_urb(port->write_urb, port->serial->dev, |
| 1149 | usb_sndbulkpipe(port->serial->dev, |
| 1150 | port->bulk_out_endpointAddress), |
| 1151 | port->write_urb->transfer_buffer, 1, |
| 1152 | read_rxcmd_callback, port); |
| 1153 | result = usb_submit_urb(port->write_urb, GFP_KERNEL); |
| 1154 | |
| 1155 | if (result) { |
| 1156 | dev_err(&port->dev, "%s - failed submitting read urb," |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 1157 | " error %d\n", __func__, result); |
Alan Cox | 95da310 | 2008-07-22 11:09:07 +0100 | [diff] [blame] | 1158 | iuu_close(tty, port, NULL); |
Alain Degreffe | 60a8fc0 | 2007-10-26 13:51:49 +0200 | [diff] [blame] | 1159 | return -EPROTO; |
| 1160 | } else { |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 1161 | dbg("%s - rxcmd OK", __func__); |
Alain Degreffe | 60a8fc0 | 2007-10-26 13:51:49 +0200 | [diff] [blame] | 1162 | } |
| 1163 | return result; |
| 1164 | } |
| 1165 | |
| 1166 | static struct usb_serial_driver iuu_device = { |
| 1167 | .driver = { |
| 1168 | .owner = THIS_MODULE, |
| 1169 | .name = "iuu_phoenix", |
| 1170 | }, |
| 1171 | .id_table = id_table, |
Alain Degreffe | 60a8fc0 | 2007-10-26 13:51:49 +0200 | [diff] [blame] | 1172 | .num_ports = 1, |
| 1173 | .open = iuu_open, |
| 1174 | .close = iuu_close, |
| 1175 | .write = iuu_uart_write, |
| 1176 | .read_bulk_callback = iuu_uart_read_callback, |
| 1177 | .tiocmget = iuu_tiocmget, |
| 1178 | .tiocmset = iuu_tiocmset, |
| 1179 | .attach = iuu_startup, |
| 1180 | .shutdown = iuu_shutdown, |
| 1181 | }; |
| 1182 | |
| 1183 | static int __init iuu_init(void) |
| 1184 | { |
| 1185 | int retval; |
| 1186 | retval = usb_serial_register(&iuu_device); |
| 1187 | if (retval) |
| 1188 | goto failed_usb_serial_register; |
| 1189 | retval = usb_register(&iuu_driver); |
| 1190 | if (retval) |
| 1191 | goto failed_usb_register; |
Greg Kroah-Hartman | c197a8d | 2008-08-18 13:21:04 -0700 | [diff] [blame] | 1192 | printk(KERN_INFO KBUILD_MODNAME ": " DRIVER_VERSION ":" |
| 1193 | DRIVER_DESC "\n"); |
Alain Degreffe | 60a8fc0 | 2007-10-26 13:51:49 +0200 | [diff] [blame] | 1194 | return 0; |
| 1195 | failed_usb_register: |
| 1196 | usb_serial_deregister(&iuu_device); |
| 1197 | failed_usb_serial_register: |
| 1198 | return retval; |
| 1199 | } |
| 1200 | |
| 1201 | static void __exit iuu_exit(void) |
| 1202 | { |
| 1203 | usb_deregister(&iuu_driver); |
| 1204 | usb_serial_deregister(&iuu_device); |
| 1205 | } |
| 1206 | |
| 1207 | module_init(iuu_init); |
| 1208 | module_exit(iuu_exit); |
| 1209 | |
| 1210 | MODULE_AUTHOR("Alain Degreffe eczema@ecze.com"); |
| 1211 | |
| 1212 | MODULE_DESCRIPTION(DRIVER_DESC); |
| 1213 | MODULE_LICENSE("GPL"); |
| 1214 | |
| 1215 | MODULE_VERSION(DRIVER_VERSION); |
| 1216 | module_param(debug, bool, S_IRUGO | S_IWUSR); |
| 1217 | MODULE_PARM_DESC(debug, "Debug enabled or not"); |
| 1218 | |
| 1219 | module_param(xmas, bool, S_IRUGO | S_IWUSR); |
| 1220 | MODULE_PARM_DESC(xmas, "xmas color enabled or not"); |
| 1221 | |
| 1222 | module_param(boost, int, S_IRUGO | S_IWUSR); |
| 1223 | MODULE_PARM_DESC(boost, "overclock boost percent 100 to 500"); |
| 1224 | |
| 1225 | module_param(clockmode, int, S_IRUGO | S_IWUSR); |
| 1226 | MODULE_PARM_DESC(clockmode, "1=3Mhz579,2=3Mhz680,3=6Mhz"); |
| 1227 | |
| 1228 | module_param(cdmode, int, S_IRUGO | S_IWUSR); |
| 1229 | MODULE_PARM_DESC(cdmode, "Card detect mode 0=none, 1=CD, 2=!CD, 3=DSR, " |
| 1230 | "4=!DSR, 5=CTS, 6=!CTS, 7=RING, 8=!RING"); |