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60a8fc01 AD |
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 | */ | |
9bb41699 | 43 | #define DRIVER_VERSION "v0.10" |
60a8fc01 AD |
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; | |
60a8fc01 | 73 | u8 line_status; |
60a8fc01 AD |
74 | int tiostatus; /* store IUART SIGNAL for tiocmget call */ |
75 | u8 reset; /* if 1 reset is needed */ | |
76 | int poll; /* number of poll */ | |
77 | u8 *writebuf; /* buffer for writing to device */ | |
78 | int writelen; /* num of byte to write to device */ | |
79 | u8 *buf; /* used for initialize speed */ | |
80 | u8 *dbgbuf; /* debug buffer */ | |
81 | u8 len; | |
82 | }; | |
83 | ||
84 | ||
85 | static void iuu_free_buf(struct iuu_private *priv) | |
86 | { | |
87 | kfree(priv->buf); | |
88 | kfree(priv->dbgbuf); | |
89 | kfree(priv->writebuf); | |
90 | } | |
91 | ||
92 | static int iuu_alloc_buf(struct iuu_private *priv) | |
93 | { | |
94 | priv->buf = kzalloc(256, GFP_KERNEL); | |
95 | priv->dbgbuf = kzalloc(256, GFP_KERNEL); | |
96 | priv->writebuf = kzalloc(256, GFP_KERNEL); | |
97 | if (!priv->buf || !priv->dbgbuf || !priv->writebuf) { | |
98 | iuu_free_buf(priv); | |
441b62c1 | 99 | dbg("%s problem allocation buffer", __func__); |
60a8fc01 AD |
100 | return -ENOMEM; |
101 | } | |
441b62c1 | 102 | dbg("%s - Privates buffers allocation success", __func__); |
60a8fc01 AD |
103 | return 0; |
104 | } | |
105 | ||
106 | static int iuu_startup(struct usb_serial *serial) | |
107 | { | |
108 | struct iuu_private *priv; | |
109 | priv = kzalloc(sizeof(struct iuu_private), GFP_KERNEL); | |
441b62c1 | 110 | dbg("%s- priv allocation success", __func__); |
60a8fc01 AD |
111 | if (!priv) |
112 | return -ENOMEM; | |
113 | if (iuu_alloc_buf(priv)) { | |
114 | kfree(priv); | |
115 | return -ENOMEM; | |
116 | } | |
117 | spin_lock_init(&priv->lock); | |
118 | init_waitqueue_head(&priv->delta_msr_wait); | |
119 | usb_set_serial_port_data(serial->port[0], priv); | |
120 | return 0; | |
121 | } | |
122 | ||
f9c99bb8 AS |
123 | /* Release function */ |
124 | static void iuu_release(struct usb_serial *serial) | |
60a8fc01 AD |
125 | { |
126 | struct usb_serial_port *port = serial->port[0]; | |
127 | struct iuu_private *priv = usb_get_serial_port_data(port); | |
128 | if (!port) | |
129 | return; | |
130 | ||
441b62c1 | 131 | dbg("%s", __func__); |
60a8fc01 AD |
132 | |
133 | if (priv) { | |
134 | iuu_free_buf(priv); | |
441b62c1 | 135 | dbg("%s - I will free all", __func__); |
60a8fc01 AD |
136 | usb_set_serial_port_data(port, NULL); |
137 | ||
441b62c1 | 138 | dbg("%s - priv is not anymore in port structure", __func__); |
60a8fc01 AD |
139 | kfree(priv); |
140 | ||
441b62c1 | 141 | dbg("%s priv is now kfree", __func__); |
60a8fc01 AD |
142 | } |
143 | } | |
144 | ||
95da310e | 145 | static int iuu_tiocmset(struct tty_struct *tty, struct file *file, |
60a8fc01 AD |
146 | unsigned int set, unsigned int clear) |
147 | { | |
95da310e | 148 | struct usb_serial_port *port = tty->driver_data; |
60a8fc01 | 149 | struct iuu_private *priv = usb_get_serial_port_data(port); |
7b1fc8bc | 150 | unsigned long flags; |
60a8fc01 | 151 | |
7b1fc8bc | 152 | /* FIXME: locking on tiomstatus */ |
441b62c1 | 153 | dbg("%s (%d) msg : SET = 0x%04x, CLEAR = 0x%04x ", __func__, |
60a8fc01 | 154 | port->number, set, clear); |
7b1fc8bc AC |
155 | |
156 | spin_lock_irqsave(&priv->lock, flags); | |
60a8fc01 AD |
157 | if (set & TIOCM_RTS) |
158 | priv->tiostatus = TIOCM_RTS; | |
159 | ||
160 | if (!(set & TIOCM_RTS) && priv->tiostatus == TIOCM_RTS) { | |
441b62c1 | 161 | dbg("%s TIOCMSET RESET called !!!", __func__); |
60a8fc01 | 162 | priv->reset = 1; |
60a8fc01 | 163 | } |
7b1fc8bc | 164 | spin_unlock_irqrestore(&priv->lock, flags); |
60a8fc01 AD |
165 | return 0; |
166 | } | |
167 | ||
168 | /* This is used to provide a carrier detect mechanism | |
169 | * When a card is present, the response is 0x00 | |
170 | * When no card , the reader respond with TIOCM_CD | |
171 | * This is known as CD autodetect mechanism | |
172 | */ | |
95da310e | 173 | static int iuu_tiocmget(struct tty_struct *tty, struct file *file) |
60a8fc01 | 174 | { |
95da310e | 175 | struct usb_serial_port *port = tty->driver_data; |
60a8fc01 | 176 | struct iuu_private *priv = usb_get_serial_port_data(port); |
7b1fc8bc AC |
177 | unsigned long flags; |
178 | int rc; | |
179 | ||
180 | spin_lock_irqsave(&priv->lock, flags); | |
181 | rc = priv->tiostatus; | |
182 | spin_unlock_irqrestore(&priv->lock, flags); | |
183 | ||
184 | return rc; | |
60a8fc01 AD |
185 | } |
186 | ||
187 | static void iuu_rxcmd(struct urb *urb) | |
188 | { | |
cdc97792 | 189 | struct usb_serial_port *port = urb->context; |
60a8fc01 | 190 | int result; |
50de36f7 GKH |
191 | int status = urb->status; |
192 | ||
441b62c1 | 193 | dbg("%s - enter", __func__); |
60a8fc01 | 194 | |
50de36f7 GKH |
195 | if (status) { |
196 | dbg("%s - status = %d", __func__, status); | |
60a8fc01 AD |
197 | /* error stop all */ |
198 | return; | |
199 | } | |
200 | ||
201 | ||
202 | memset(port->write_urb->transfer_buffer, IUU_UART_RX, 1); | |
203 | usb_fill_bulk_urb(port->write_urb, port->serial->dev, | |
204 | usb_sndbulkpipe(port->serial->dev, | |
205 | port->bulk_out_endpointAddress), | |
206 | port->write_urb->transfer_buffer, 1, | |
207 | read_rxcmd_callback, port); | |
208 | result = usb_submit_urb(port->write_urb, GFP_ATOMIC); | |
209 | } | |
210 | ||
211 | static int iuu_reset(struct usb_serial_port *port, u8 wt) | |
212 | { | |
213 | struct iuu_private *priv = usb_get_serial_port_data(port); | |
214 | int result; | |
215 | char *buf_ptr = port->write_urb->transfer_buffer; | |
441b62c1 | 216 | dbg("%s - enter", __func__); |
60a8fc01 AD |
217 | |
218 | /* Prepare the reset sequence */ | |
219 | ||
220 | *buf_ptr++ = IUU_RST_SET; | |
221 | *buf_ptr++ = IUU_DELAY_MS; | |
222 | *buf_ptr++ = wt; | |
223 | *buf_ptr = IUU_RST_CLEAR; | |
224 | ||
225 | /* send the sequence */ | |
226 | ||
227 | usb_fill_bulk_urb(port->write_urb, | |
228 | port->serial->dev, | |
229 | usb_sndbulkpipe(port->serial->dev, | |
230 | port->bulk_out_endpointAddress), | |
231 | port->write_urb->transfer_buffer, 4, iuu_rxcmd, port); | |
232 | result = usb_submit_urb(port->write_urb, GFP_ATOMIC); | |
233 | priv->reset = 0; | |
234 | return result; | |
235 | } | |
236 | ||
237 | /* Status Function | |
238 | * Return value is | |
239 | * 0x00 = no card | |
240 | * 0x01 = smartcard | |
241 | * 0x02 = sim card | |
242 | */ | |
243 | static void iuu_update_status_callback(struct urb *urb) | |
244 | { | |
cdc97792 | 245 | struct usb_serial_port *port = urb->context; |
60a8fc01 AD |
246 | struct iuu_private *priv = usb_get_serial_port_data(port); |
247 | u8 *st; | |
50de36f7 GKH |
248 | int status = urb->status; |
249 | ||
441b62c1 | 250 | dbg("%s - enter", __func__); |
60a8fc01 | 251 | |
50de36f7 GKH |
252 | if (status) { |
253 | dbg("%s - status = %d", __func__, status); | |
60a8fc01 AD |
254 | /* error stop all */ |
255 | return; | |
256 | } | |
257 | ||
258 | st = urb->transfer_buffer; | |
441b62c1 | 259 | dbg("%s - enter", __func__); |
60a8fc01 AD |
260 | if (urb->actual_length == 1) { |
261 | switch (st[0]) { | |
262 | case 0x1: | |
263 | priv->tiostatus = iuu_cardout; | |
264 | break; | |
265 | case 0x0: | |
266 | priv->tiostatus = iuu_cardin; | |
267 | break; | |
268 | default: | |
269 | priv->tiostatus = iuu_cardin; | |
270 | } | |
271 | } | |
272 | iuu_rxcmd(urb); | |
273 | } | |
274 | ||
275 | static void iuu_status_callback(struct urb *urb) | |
276 | { | |
cdc97792 | 277 | struct usb_serial_port *port = urb->context; |
60a8fc01 | 278 | int result; |
50de36f7 | 279 | int status = urb->status; |
60a8fc01 | 280 | |
50de36f7 | 281 | dbg("%s - status = %d", __func__, status); |
60a8fc01 AD |
282 | usb_fill_bulk_urb(port->read_urb, port->serial->dev, |
283 | usb_rcvbulkpipe(port->serial->dev, | |
284 | port->bulk_in_endpointAddress), | |
285 | port->read_urb->transfer_buffer, 256, | |
286 | iuu_update_status_callback, port); | |
287 | result = usb_submit_urb(port->read_urb, GFP_ATOMIC); | |
288 | } | |
289 | ||
290 | static int iuu_status(struct usb_serial_port *port) | |
291 | { | |
292 | int result; | |
293 | ||
441b62c1 | 294 | dbg("%s - enter", __func__); |
60a8fc01 AD |
295 | |
296 | memset(port->write_urb->transfer_buffer, IUU_GET_STATE_REGISTER, 1); | |
297 | usb_fill_bulk_urb(port->write_urb, port->serial->dev, | |
298 | usb_sndbulkpipe(port->serial->dev, | |
299 | port->bulk_out_endpointAddress), | |
300 | port->write_urb->transfer_buffer, 1, | |
301 | iuu_status_callback, port); | |
302 | result = usb_submit_urb(port->write_urb, GFP_ATOMIC); | |
303 | return result; | |
304 | ||
305 | } | |
306 | ||
307 | static int bulk_immediate(struct usb_serial_port *port, u8 *buf, u8 count) | |
308 | { | |
309 | int status; | |
310 | struct usb_serial *serial = port->serial; | |
311 | int actual = 0; | |
312 | ||
441b62c1 | 313 | dbg("%s - enter", __func__); |
60a8fc01 AD |
314 | |
315 | /* send the data out the bulk port */ | |
316 | ||
317 | status = | |
318 | usb_bulk_msg(serial->dev, | |
319 | usb_sndbulkpipe(serial->dev, | |
320 | port->bulk_out_endpointAddress), buf, | |
321 | count, &actual, HZ * 1); | |
322 | ||
9e8e2d2a | 323 | if (status != IUU_OPERATION_OK) |
441b62c1 | 324 | dbg("%s - error = %2x", __func__, status); |
9e8e2d2a | 325 | else |
441b62c1 | 326 | dbg("%s - write OK !", __func__); |
60a8fc01 AD |
327 | return status; |
328 | } | |
329 | ||
330 | static int read_immediate(struct usb_serial_port *port, u8 *buf, u8 count) | |
331 | { | |
332 | int status; | |
333 | struct usb_serial *serial = port->serial; | |
334 | int actual = 0; | |
335 | ||
441b62c1 | 336 | dbg("%s - enter", __func__); |
60a8fc01 AD |
337 | |
338 | /* send the data out the bulk port */ | |
339 | ||
340 | status = | |
341 | usb_bulk_msg(serial->dev, | |
342 | usb_rcvbulkpipe(serial->dev, | |
343 | port->bulk_in_endpointAddress), buf, | |
344 | count, &actual, HZ * 1); | |
345 | ||
9e8e2d2a | 346 | if (status != IUU_OPERATION_OK) |
441b62c1 | 347 | dbg("%s - error = %2x", __func__, status); |
9e8e2d2a | 348 | else |
441b62c1 | 349 | dbg("%s - read OK !", __func__); |
60a8fc01 AD |
350 | return status; |
351 | } | |
352 | ||
353 | static int iuu_led(struct usb_serial_port *port, unsigned int R, | |
354 | unsigned int G, unsigned int B, u8 f) | |
355 | { | |
356 | int status; | |
357 | u8 *buf; | |
358 | buf = kmalloc(8, GFP_KERNEL); | |
359 | if (!buf) | |
360 | return -ENOMEM; | |
361 | ||
441b62c1 | 362 | dbg("%s - enter", __func__); |
60a8fc01 AD |
363 | |
364 | buf[0] = IUU_SET_LED; | |
365 | buf[1] = R & 0xFF; | |
366 | buf[2] = (R >> 8) & 0xFF; | |
367 | buf[3] = G & 0xFF; | |
368 | buf[4] = (G >> 8) & 0xFF; | |
369 | buf[5] = B & 0xFF; | |
370 | buf[6] = (B >> 8) & 0xFF; | |
371 | buf[7] = f; | |
372 | status = bulk_immediate(port, buf, 8); | |
373 | kfree(buf); | |
374 | if (status != IUU_OPERATION_OK) | |
441b62c1 | 375 | dbg("%s - led error status = %2x", __func__, status); |
60a8fc01 | 376 | else |
441b62c1 | 377 | dbg("%s - led OK !", __func__); |
60a8fc01 AD |
378 | return IUU_OPERATION_OK; |
379 | } | |
380 | ||
381 | static void iuu_rgbf_fill_buffer(u8 *buf, u8 r1, u8 r2, u8 g1, u8 g2, u8 b1, | |
382 | u8 b2, u8 freq) | |
383 | { | |
384 | *buf++ = IUU_SET_LED; | |
385 | *buf++ = r1; | |
386 | *buf++ = r2; | |
387 | *buf++ = g1; | |
388 | *buf++ = g2; | |
389 | *buf++ = b1; | |
390 | *buf++ = b2; | |
391 | *buf = freq; | |
392 | } | |
393 | ||
394 | static void iuu_led_activity_on(struct urb *urb) | |
395 | { | |
cdc97792 | 396 | struct usb_serial_port *port = urb->context; |
60a8fc01 AD |
397 | int result; |
398 | char *buf_ptr = port->write_urb->transfer_buffer; | |
399 | *buf_ptr++ = IUU_SET_LED; | |
400 | if (xmas == 1) { | |
401 | get_random_bytes(buf_ptr, 6); | |
402 | *(buf_ptr+7) = 1; | |
403 | } else { | |
404 | iuu_rgbf_fill_buffer(buf_ptr, 255, 255, 0, 0, 0, 0, 255); | |
405 | } | |
406 | ||
407 | usb_fill_bulk_urb(port->write_urb, port->serial->dev, | |
408 | usb_sndbulkpipe(port->serial->dev, | |
409 | port->bulk_out_endpointAddress), | |
410 | port->write_urb->transfer_buffer, 8 , | |
411 | iuu_rxcmd, port); | |
412 | result = usb_submit_urb(port->write_urb, GFP_ATOMIC); | |
413 | } | |
414 | ||
415 | static void iuu_led_activity_off(struct urb *urb) | |
416 | { | |
cdc97792 | 417 | struct usb_serial_port *port = urb->context; |
60a8fc01 AD |
418 | int result; |
419 | char *buf_ptr = port->write_urb->transfer_buffer; | |
420 | if (xmas == 1) { | |
421 | iuu_rxcmd(urb); | |
422 | return; | |
423 | } else { | |
424 | *buf_ptr++ = IUU_SET_LED; | |
425 | iuu_rgbf_fill_buffer(buf_ptr, 0, 0, 255, 255, 0, 0, 255); | |
426 | } | |
427 | usb_fill_bulk_urb(port->write_urb, port->serial->dev, | |
428 | usb_sndbulkpipe(port->serial->dev, | |
429 | port->bulk_out_endpointAddress), | |
430 | port->write_urb->transfer_buffer, 8 , | |
431 | iuu_rxcmd, port); | |
432 | result = usb_submit_urb(port->write_urb, GFP_ATOMIC); | |
433 | } | |
434 | ||
435 | ||
436 | ||
437 | static int iuu_clk(struct usb_serial_port *port, int dwFrq) | |
438 | { | |
439 | int status; | |
440 | struct iuu_private *priv = usb_get_serial_port_data(port); | |
441 | int Count = 0; | |
442 | u8 FrqGenAdr = 0x69; | |
443 | u8 DIV = 0; /* 8bit */ | |
444 | u8 XDRV = 0; /* 8bit */ | |
445 | u8 PUMP = 0; /* 3bit */ | |
446 | u8 PBmsb = 0; /* 2bit */ | |
447 | u8 PBlsb = 0; /* 8bit */ | |
448 | u8 PO = 0; /* 1bit */ | |
449 | u8 Q = 0; /* 7bit */ | |
450 | /* 24bit = 3bytes */ | |
451 | unsigned int P = 0; | |
452 | unsigned int P2 = 0; | |
453 | int frq = (int)dwFrq; | |
454 | ||
441b62c1 | 455 | dbg("%s - enter", __func__); |
60a8fc01 AD |
456 | |
457 | if (frq == 0) { | |
458 | priv->buf[Count++] = IUU_UART_WRITE_I2C; | |
459 | priv->buf[Count++] = FrqGenAdr << 1; | |
460 | priv->buf[Count++] = 0x09; | |
461 | priv->buf[Count++] = 0x00; | |
462 | ||
463 | status = bulk_immediate(port, (u8 *) priv->buf, Count); | |
464 | if (status != 0) { | |
441b62c1 | 465 | dbg("%s - write error ", __func__); |
60a8fc01 AD |
466 | return status; |
467 | } | |
468 | } else if (frq == 3579000) { | |
469 | DIV = 100; | |
470 | P = 1193; | |
471 | Q = 40; | |
472 | XDRV = 0; | |
473 | } else if (frq == 3680000) { | |
474 | DIV = 105; | |
475 | P = 161; | |
476 | Q = 5; | |
477 | XDRV = 0; | |
478 | } else if (frq == 6000000) { | |
479 | DIV = 66; | |
480 | P = 66; | |
481 | Q = 2; | |
482 | XDRV = 0x28; | |
483 | } else { | |
484 | unsigned int result = 0; | |
485 | unsigned int tmp = 0; | |
486 | unsigned int check; | |
487 | unsigned int check2; | |
488 | char found = 0x00; | |
489 | unsigned int lQ = 2; | |
490 | unsigned int lP = 2055; | |
491 | unsigned int lDiv = 4; | |
492 | ||
493 | for (lQ = 2; lQ <= 47 && !found; lQ++) | |
494 | for (lP = 2055; lP >= 8 && !found; lP--) | |
495 | for (lDiv = 4; lDiv <= 127 && !found; lDiv++) { | |
496 | tmp = (12000000 / lDiv) * (lP / lQ); | |
497 | if (abs((int)(tmp - frq)) < | |
498 | abs((int)(frq - result))) { | |
499 | check2 = (12000000 / lQ); | |
500 | if (check2 < 250000) | |
501 | continue; | |
502 | check = (12000000 / lQ) * lP; | |
503 | if (check > 400000000) | |
504 | continue; | |
505 | if (check < 100000000) | |
506 | continue; | |
507 | if (lDiv < 4 || lDiv > 127) | |
508 | continue; | |
509 | result = tmp; | |
510 | P = lP; | |
511 | DIV = lDiv; | |
512 | Q = lQ; | |
513 | if (result == frq) | |
514 | found = 0x01; | |
515 | } | |
516 | } | |
517 | } | |
518 | P2 = ((P - PO) / 2) - 4; | |
519 | DIV = DIV; | |
520 | PUMP = 0x04; | |
521 | PBmsb = (P2 >> 8 & 0x03); | |
522 | PBlsb = P2 & 0xFF; | |
523 | PO = (P >> 10) & 0x01; | |
524 | Q = Q - 2; | |
525 | ||
526 | priv->buf[Count++] = IUU_UART_WRITE_I2C; /* 0x4C */ | |
527 | priv->buf[Count++] = FrqGenAdr << 1; | |
528 | priv->buf[Count++] = 0x09; | |
529 | priv->buf[Count++] = 0x20; /* Adr = 0x09 */ | |
530 | priv->buf[Count++] = IUU_UART_WRITE_I2C; /* 0x4C */ | |
531 | priv->buf[Count++] = FrqGenAdr << 1; | |
532 | priv->buf[Count++] = 0x0C; | |
533 | priv->buf[Count++] = DIV; /* Adr = 0x0C */ | |
534 | priv->buf[Count++] = IUU_UART_WRITE_I2C; /* 0x4C */ | |
535 | priv->buf[Count++] = FrqGenAdr << 1; | |
536 | priv->buf[Count++] = 0x12; | |
537 | priv->buf[Count++] = XDRV; /* Adr = 0x12 */ | |
538 | priv->buf[Count++] = IUU_UART_WRITE_I2C; /* 0x4C */ | |
539 | priv->buf[Count++] = FrqGenAdr << 1; | |
540 | priv->buf[Count++] = 0x13; | |
541 | priv->buf[Count++] = 0x6B; /* Adr = 0x13 */ | |
542 | priv->buf[Count++] = IUU_UART_WRITE_I2C; /* 0x4C */ | |
543 | priv->buf[Count++] = FrqGenAdr << 1; | |
544 | priv->buf[Count++] = 0x40; | |
545 | priv->buf[Count++] = (0xC0 | ((PUMP & 0x07) << 2)) | | |
546 | (PBmsb & 0x03); /* Adr = 0x40 */ | |
547 | priv->buf[Count++] = IUU_UART_WRITE_I2C; /* 0x4C */ | |
548 | priv->buf[Count++] = FrqGenAdr << 1; | |
549 | priv->buf[Count++] = 0x41; | |
550 | priv->buf[Count++] = PBlsb; /* Adr = 0x41 */ | |
551 | priv->buf[Count++] = IUU_UART_WRITE_I2C; /* 0x4C */ | |
552 | priv->buf[Count++] = FrqGenAdr << 1; | |
553 | priv->buf[Count++] = 0x42; | |
554 | priv->buf[Count++] = Q | (((PO & 0x01) << 7)); /* Adr = 0x42 */ | |
555 | priv->buf[Count++] = IUU_UART_WRITE_I2C; /* 0x4C */ | |
556 | priv->buf[Count++] = FrqGenAdr << 1; | |
557 | priv->buf[Count++] = 0x44; | |
558 | priv->buf[Count++] = (char)0xFF; /* Adr = 0x44 */ | |
559 | priv->buf[Count++] = IUU_UART_WRITE_I2C; /* 0x4C */ | |
560 | priv->buf[Count++] = FrqGenAdr << 1; | |
561 | priv->buf[Count++] = 0x45; | |
562 | priv->buf[Count++] = (char)0xFE; /* Adr = 0x45 */ | |
563 | priv->buf[Count++] = IUU_UART_WRITE_I2C; /* 0x4C */ | |
564 | priv->buf[Count++] = FrqGenAdr << 1; | |
565 | priv->buf[Count++] = 0x46; | |
566 | priv->buf[Count++] = 0x7F; /* Adr = 0x46 */ | |
567 | priv->buf[Count++] = IUU_UART_WRITE_I2C; /* 0x4C */ | |
568 | priv->buf[Count++] = FrqGenAdr << 1; | |
569 | priv->buf[Count++] = 0x47; | |
570 | priv->buf[Count++] = (char)0x84; /* Adr = 0x47 */ | |
571 | ||
572 | status = bulk_immediate(port, (u8 *) priv->buf, Count); | |
573 | if (status != IUU_OPERATION_OK) | |
441b62c1 | 574 | dbg("%s - write error ", __func__); |
60a8fc01 AD |
575 | return status; |
576 | } | |
577 | ||
578 | static int iuu_uart_flush(struct usb_serial_port *port) | |
579 | { | |
580 | int i; | |
581 | int status; | |
582 | u8 rxcmd = IUU_UART_RX; | |
583 | struct iuu_private *priv = usb_get_serial_port_data(port); | |
584 | ||
441b62c1 | 585 | dbg("%s - enter", __func__); |
60a8fc01 AD |
586 | |
587 | if (iuu_led(port, 0xF000, 0, 0, 0xFF) < 0) | |
588 | return -EIO; | |
589 | ||
590 | for (i = 0; i < 2; i++) { | |
591 | status = bulk_immediate(port, &rxcmd, 1); | |
592 | if (status != IUU_OPERATION_OK) { | |
441b62c1 | 593 | dbg("%s - uart_flush_write error", __func__); |
60a8fc01 AD |
594 | return status; |
595 | } | |
596 | ||
597 | status = read_immediate(port, &priv->len, 1); | |
598 | if (status != IUU_OPERATION_OK) { | |
441b62c1 | 599 | dbg("%s - uart_flush_read error", __func__); |
60a8fc01 AD |
600 | return status; |
601 | } | |
602 | ||
603 | if (priv->len > 0) { | |
441b62c1 | 604 | dbg("%s - uart_flush datalen is : %i ", __func__, |
60a8fc01 AD |
605 | priv->len); |
606 | status = read_immediate(port, priv->buf, priv->len); | |
607 | if (status != IUU_OPERATION_OK) { | |
441b62c1 | 608 | dbg("%s - uart_flush_read error", __func__); |
60a8fc01 AD |
609 | return status; |
610 | } | |
611 | } | |
612 | } | |
441b62c1 | 613 | dbg("%s - uart_flush_read OK!", __func__); |
60a8fc01 AD |
614 | iuu_led(port, 0, 0xF000, 0, 0xFF); |
615 | return status; | |
616 | } | |
617 | ||
618 | static void read_buf_callback(struct urb *urb) | |
619 | { | |
cdc97792 | 620 | struct usb_serial_port *port = urb->context; |
60a8fc01 AD |
621 | unsigned char *data = urb->transfer_buffer; |
622 | struct tty_struct *tty; | |
50de36f7 | 623 | int status = urb->status; |
60a8fc01 | 624 | |
50de36f7 GKH |
625 | dbg("%s - status = %d", __func__, status); |
626 | ||
627 | if (status) { | |
628 | if (status == -EPROTO) { | |
60a8fc01 AD |
629 | /* reschedule needed */ |
630 | } | |
631 | return; | |
632 | } | |
633 | ||
441b62c1 | 634 | dbg("%s - %i chars to write", __func__, urb->actual_length); |
4a90f09b | 635 | tty = tty_port_tty_get(&port->port); |
60a8fc01 | 636 | if (data == NULL) |
441b62c1 | 637 | dbg("%s - data is NULL !!!", __func__); |
60a8fc01 AD |
638 | if (tty && urb->actual_length && data) { |
639 | tty_insert_flip_string(tty, data, urb->actual_length); | |
640 | tty_flip_buffer_push(tty); | |
641 | } | |
4a90f09b | 642 | tty_kref_put(tty); |
60a8fc01 AD |
643 | iuu_led_activity_on(urb); |
644 | } | |
645 | ||
646 | static int iuu_bulk_write(struct usb_serial_port *port) | |
647 | { | |
648 | struct iuu_private *priv = usb_get_serial_port_data(port); | |
8594303a | 649 | unsigned long flags; |
60a8fc01 AD |
650 | int result; |
651 | int i; | |
5fcf62b0 | 652 | int buf_len; |
60a8fc01 | 653 | char *buf_ptr = port->write_urb->transfer_buffer; |
441b62c1 | 654 | dbg("%s - enter", __func__); |
60a8fc01 | 655 | |
5fcf62b0 | 656 | spin_lock_irqsave(&priv->lock, flags); |
60a8fc01 AD |
657 | *buf_ptr++ = IUU_UART_ESC; |
658 | *buf_ptr++ = IUU_UART_TX; | |
659 | *buf_ptr++ = priv->writelen; | |
660 | ||
5fcf62b0 OB |
661 | memcpy(buf_ptr, priv->writebuf, priv->writelen); |
662 | buf_len = priv->writelen; | |
663 | priv->writelen = 0; | |
664 | spin_unlock_irqrestore(&priv->lock, flags); | |
60a8fc01 | 665 | if (debug == 1) { |
5fcf62b0 | 666 | for (i = 0; i < buf_len; i++) |
60a8fc01 AD |
667 | sprintf(priv->dbgbuf + i*2 , |
668 | "%02X", priv->writebuf[i]); | |
5fcf62b0 | 669 | priv->dbgbuf[buf_len+i*2] = 0; |
441b62c1 | 670 | dbg("%s - writing %i chars : %s", __func__, |
5fcf62b0 | 671 | buf_len, priv->dbgbuf); |
60a8fc01 AD |
672 | } |
673 | usb_fill_bulk_urb(port->write_urb, port->serial->dev, | |
674 | usb_sndbulkpipe(port->serial->dev, | |
675 | port->bulk_out_endpointAddress), | |
5fcf62b0 | 676 | port->write_urb->transfer_buffer, buf_len + 3, |
60a8fc01 AD |
677 | iuu_rxcmd, port); |
678 | result = usb_submit_urb(port->write_urb, GFP_ATOMIC); | |
60a8fc01 AD |
679 | usb_serial_port_softint(port); |
680 | return result; | |
681 | } | |
682 | ||
683 | static int iuu_read_buf(struct usb_serial_port *port, int len) | |
684 | { | |
685 | int result; | |
441b62c1 | 686 | dbg("%s - enter", __func__); |
60a8fc01 AD |
687 | |
688 | usb_fill_bulk_urb(port->read_urb, port->serial->dev, | |
689 | usb_rcvbulkpipe(port->serial->dev, | |
690 | port->bulk_in_endpointAddress), | |
691 | port->read_urb->transfer_buffer, len, | |
692 | read_buf_callback, port); | |
693 | result = usb_submit_urb(port->read_urb, GFP_ATOMIC); | |
694 | return result; | |
695 | } | |
696 | ||
697 | static void iuu_uart_read_callback(struct urb *urb) | |
698 | { | |
cdc97792 | 699 | struct usb_serial_port *port = urb->context; |
60a8fc01 | 700 | struct iuu_private *priv = usb_get_serial_port_data(port); |
8594303a | 701 | unsigned long flags; |
50de36f7 | 702 | int status = urb->status; |
60a8fc01 AD |
703 | int error = 0; |
704 | int len = 0; | |
705 | unsigned char *data = urb->transfer_buffer; | |
706 | priv->poll++; | |
707 | ||
441b62c1 | 708 | dbg("%s - enter", __func__); |
60a8fc01 | 709 | |
50de36f7 GKH |
710 | if (status) { |
711 | dbg("%s - status = %d", __func__, status); | |
60a8fc01 AD |
712 | /* error stop all */ |
713 | return; | |
714 | } | |
715 | if (data == NULL) | |
441b62c1 | 716 | dbg("%s - data is NULL !!!", __func__); |
60a8fc01 AD |
717 | |
718 | if (urb->actual_length == 1 && data != NULL) | |
719 | len = (int) data[0]; | |
720 | ||
721 | if (urb->actual_length > 1) { | |
441b62c1 | 722 | dbg("%s - urb->actual_length = %i", __func__, |
60a8fc01 AD |
723 | urb->actual_length); |
724 | error = 1; | |
725 | return; | |
726 | } | |
727 | /* if len > 0 call readbuf */ | |
728 | ||
729 | if (len > 0 && error == 0) { | |
730 | dbg("%s - call read buf - len to read is %i ", | |
441b62c1 | 731 | __func__, len); |
60a8fc01 AD |
732 | status = iuu_read_buf(port, len); |
733 | return; | |
734 | } | |
735 | /* need to update status ? */ | |
736 | if (priv->poll > 99) { | |
737 | status = iuu_status(port); | |
738 | priv->poll = 0; | |
739 | return; | |
740 | } | |
741 | ||
742 | /* reset waiting ? */ | |
743 | ||
744 | if (priv->reset == 1) { | |
745 | status = iuu_reset(port, 0xC); | |
746 | return; | |
747 | } | |
748 | /* Writebuf is waiting */ | |
749 | spin_lock_irqsave(&priv->lock, flags); | |
750 | if (priv->writelen > 0) { | |
751 | spin_unlock_irqrestore(&priv->lock, flags); | |
752 | status = iuu_bulk_write(port); | |
753 | return; | |
754 | } | |
755 | spin_unlock_irqrestore(&priv->lock, flags); | |
756 | /* if nothing to write call again rxcmd */ | |
441b62c1 | 757 | dbg("%s - rxcmd recall", __func__); |
60a8fc01 | 758 | iuu_led_activity_off(urb); |
60a8fc01 AD |
759 | } |
760 | ||
95da310e AC |
761 | static int iuu_uart_write(struct tty_struct *tty, struct usb_serial_port *port, |
762 | const u8 *buf, int count) | |
60a8fc01 AD |
763 | { |
764 | struct iuu_private *priv = usb_get_serial_port_data(port); | |
8594303a | 765 | unsigned long flags; |
441b62c1 | 766 | dbg("%s - enter", __func__); |
60a8fc01 AD |
767 | |
768 | if (count > 256) | |
769 | return -ENOMEM; | |
770 | ||
771 | spin_lock_irqsave(&priv->lock, flags); | |
5fcf62b0 | 772 | |
60a8fc01 | 773 | /* fill the buffer */ |
5fcf62b0 OB |
774 | memcpy(priv->writebuf + priv->writelen, buf, count); |
775 | priv->writelen += count; | |
60a8fc01 AD |
776 | spin_unlock_irqrestore(&priv->lock, flags); |
777 | ||
9e8e2d2a | 778 | return count; |
60a8fc01 AD |
779 | } |
780 | ||
781 | static void read_rxcmd_callback(struct urb *urb) | |
782 | { | |
cdc97792 | 783 | struct usb_serial_port *port = urb->context; |
60a8fc01 | 784 | int result; |
50de36f7 | 785 | int status = urb->status; |
60a8fc01 | 786 | |
50de36f7 | 787 | dbg("%s - status = %d", __func__, status); |
60a8fc01 | 788 | |
50de36f7 | 789 | if (status) { |
60a8fc01 AD |
790 | /* error stop all */ |
791 | return; | |
792 | } | |
793 | ||
794 | usb_fill_bulk_urb(port->read_urb, port->serial->dev, | |
795 | usb_rcvbulkpipe(port->serial->dev, | |
796 | port->bulk_in_endpointAddress), | |
797 | port->read_urb->transfer_buffer, 256, | |
798 | iuu_uart_read_callback, port); | |
799 | result = usb_submit_urb(port->read_urb, GFP_ATOMIC); | |
441b62c1 | 800 | dbg("%s - submit result = %d", __func__, result); |
60a8fc01 AD |
801 | return; |
802 | } | |
803 | ||
804 | static int iuu_uart_on(struct usb_serial_port *port) | |
805 | { | |
806 | int status; | |
807 | u8 *buf; | |
808 | ||
809 | buf = kmalloc(sizeof(u8) * 4, GFP_KERNEL); | |
810 | ||
811 | if (!buf) | |
812 | return -ENOMEM; | |
813 | ||
814 | buf[0] = IUU_UART_ENABLE; | |
815 | buf[1] = (u8) ((IUU_BAUD_9600 >> 8) & 0x00FF); | |
816 | buf[2] = (u8) (0x00FF & IUU_BAUD_9600); | |
cc3447d1 | 817 | buf[3] = (u8) (0x0F0 & IUU_ONE_STOP_BIT) | (0x07 & IUU_PARITY_EVEN); |
60a8fc01 AD |
818 | |
819 | status = bulk_immediate(port, buf, 4); | |
820 | if (status != IUU_OPERATION_OK) { | |
441b62c1 | 821 | dbg("%s - uart_on error", __func__); |
60a8fc01 AD |
822 | goto uart_enable_failed; |
823 | } | |
824 | /* iuu_reset() the card after iuu_uart_on() */ | |
825 | status = iuu_uart_flush(port); | |
826 | if (status != IUU_OPERATION_OK) | |
441b62c1 | 827 | dbg("%s - uart_flush error", __func__); |
60a8fc01 AD |
828 | uart_enable_failed: |
829 | kfree(buf); | |
830 | return status; | |
831 | } | |
832 | ||
833 | /* Diables the IUU UART (a.k.a. the Phoenix voiderface) */ | |
834 | static int iuu_uart_off(struct usb_serial_port *port) | |
835 | { | |
836 | int status; | |
837 | u8 *buf; | |
838 | buf = kmalloc(1, GFP_KERNEL); | |
839 | if (!buf) | |
840 | return -ENOMEM; | |
841 | buf[0] = IUU_UART_DISABLE; | |
842 | ||
843 | status = bulk_immediate(port, buf, 1); | |
844 | if (status != IUU_OPERATION_OK) | |
441b62c1 | 845 | dbg("%s - uart_off error", __func__); |
60a8fc01 AD |
846 | |
847 | kfree(buf); | |
848 | return status; | |
849 | } | |
850 | ||
851 | static int iuu_uart_baud(struct usb_serial_port *port, u32 baud, | |
852 | u32 *actual, u8 parity) | |
853 | { | |
854 | int status; | |
855 | u8 *dataout; | |
856 | u8 DataCount = 0; | |
857 | u8 T1Frekvens = 0; | |
858 | u8 T1reload = 0; | |
859 | unsigned int T1FrekvensHZ = 0; | |
860 | ||
861 | dataout = kmalloc(sizeof(u8) * 5, GFP_KERNEL); | |
862 | ||
863 | if (!dataout) | |
864 | return -ENOMEM; | |
865 | ||
866 | if (baud < 1200 || baud > 230400) { | |
867 | kfree(dataout); | |
868 | return IUU_INVALID_PARAMETER; | |
869 | } | |
870 | if (baud > 977) { | |
871 | T1Frekvens = 3; | |
872 | T1FrekvensHZ = 500000; | |
873 | } | |
874 | ||
875 | if (baud > 3906) { | |
876 | T1Frekvens = 2; | |
877 | T1FrekvensHZ = 2000000; | |
878 | } | |
879 | ||
880 | if (baud > 11718) { | |
881 | T1Frekvens = 1; | |
882 | T1FrekvensHZ = 6000000; | |
883 | } | |
884 | ||
885 | if (baud > 46875) { | |
886 | T1Frekvens = 0; | |
887 | T1FrekvensHZ = 24000000; | |
888 | } | |
889 | ||
890 | T1reload = 256 - (u8) (T1FrekvensHZ / (baud * 2)); | |
891 | ||
892 | /* magic number here: ENTER_FIRMWARE_UPDATE; */ | |
893 | dataout[DataCount++] = IUU_UART_ESC; | |
894 | /* magic number here: CHANGE_BAUD; */ | |
895 | dataout[DataCount++] = IUU_UART_CHANGE; | |
896 | dataout[DataCount++] = T1Frekvens; | |
897 | dataout[DataCount++] = T1reload; | |
898 | ||
899 | *actual = (T1FrekvensHZ / (256 - T1reload)) / 2; | |
900 | ||
901 | switch (parity & 0x0F) { | |
902 | case IUU_PARITY_NONE: | |
903 | dataout[DataCount++] = 0x00; | |
904 | break; | |
905 | case IUU_PARITY_EVEN: | |
906 | dataout[DataCount++] = 0x01; | |
907 | break; | |
908 | case IUU_PARITY_ODD: | |
909 | dataout[DataCount++] = 0x02; | |
910 | break; | |
911 | case IUU_PARITY_MARK: | |
912 | dataout[DataCount++] = 0x03; | |
913 | break; | |
914 | case IUU_PARITY_SPACE: | |
915 | dataout[DataCount++] = 0x04; | |
916 | break; | |
917 | default: | |
918 | kfree(dataout); | |
919 | return IUU_INVALID_PARAMETER; | |
920 | break; | |
921 | } | |
922 | ||
923 | switch (parity & 0xF0) { | |
924 | case IUU_ONE_STOP_BIT: | |
925 | dataout[DataCount - 1] |= IUU_ONE_STOP_BIT; | |
926 | break; | |
927 | ||
928 | case IUU_TWO_STOP_BITS: | |
929 | dataout[DataCount - 1] |= IUU_TWO_STOP_BITS; | |
930 | break; | |
931 | default: | |
932 | kfree(dataout); | |
933 | return IUU_INVALID_PARAMETER; | |
934 | break; | |
935 | } | |
936 | ||
937 | status = bulk_immediate(port, dataout, DataCount); | |
938 | if (status != IUU_OPERATION_OK) | |
441b62c1 | 939 | dbg("%s - uart_off error", __func__); |
60a8fc01 AD |
940 | kfree(dataout); |
941 | return status; | |
942 | } | |
943 | ||
96dab77e OB |
944 | static void iuu_set_termios(struct tty_struct *tty, |
945 | struct usb_serial_port *port, struct ktermios *old_termios) | |
946 | { | |
947 | const u32 supported_mask = CMSPAR|PARENB|PARODD; | |
948 | ||
949 | unsigned int cflag = tty->termios->c_cflag; | |
950 | int status; | |
951 | u32 actual; | |
952 | u32 parity; | |
953 | int csize = CS7; | |
954 | int baud = 9600; /* Fixed for the moment */ | |
955 | u32 newval = cflag & supported_mask; | |
956 | ||
957 | /* compute the parity parameter */ | |
958 | parity = 0; | |
959 | if (cflag & CMSPAR) { /* Using mark space */ | |
960 | if (cflag & PARODD) | |
961 | parity |= IUU_PARITY_SPACE; | |
962 | else | |
963 | parity |= IUU_PARITY_MARK; | |
964 | } else if (!(cflag & PARENB)) { | |
965 | parity |= IUU_PARITY_NONE; | |
966 | csize = CS8; | |
967 | } else if (cflag & PARODD) | |
968 | parity |= IUU_PARITY_ODD; | |
969 | else | |
970 | parity |= IUU_PARITY_EVEN; | |
971 | ||
972 | parity |= (cflag & CSTOPB ? IUU_TWO_STOP_BITS : IUU_ONE_STOP_BIT); | |
973 | ||
974 | /* set it */ | |
975 | status = iuu_uart_baud(port, | |
976 | (clockmode == 2) ? 16457 : 9600 * boost / 100, | |
977 | &actual, parity); | |
978 | ||
979 | /* set the termios value to the real one, so the user now what has | |
980 | * changed. We support few fields so its easies to copy the old hw | |
981 | * settings back over and then adjust them | |
982 | */ | |
983 | if (old_termios) | |
984 | tty_termios_copy_hw(tty->termios, old_termios); | |
985 | if (status != 0) /* Set failed - return old bits */ | |
986 | return; | |
987 | /* Re-encode speed, parity and csize */ | |
988 | tty_encode_baud_rate(tty, baud, baud); | |
989 | tty->termios->c_cflag &= ~(supported_mask|CSIZE); | |
990 | tty->termios->c_cflag |= newval | csize; | |
991 | } | |
992 | ||
335f8514 | 993 | static void iuu_close(struct usb_serial_port *port) |
60a8fc01 AD |
994 | { |
995 | /* iuu_led (port,255,0,0,0); */ | |
996 | struct usb_serial *serial; | |
60a8fc01 AD |
997 | |
998 | serial = port->serial; | |
999 | if (!serial) | |
1000 | return; | |
1001 | ||
441b62c1 | 1002 | dbg("%s - port %d", __func__, port->number); |
60a8fc01 AD |
1003 | |
1004 | iuu_uart_off(port); | |
1005 | if (serial->dev) { | |
60a8fc01 AD |
1006 | /* free writebuf */ |
1007 | /* shutdown our urbs */ | |
441b62c1 | 1008 | dbg("%s - shutting down urbs", __func__); |
60a8fc01 AD |
1009 | usb_kill_urb(port->write_urb); |
1010 | usb_kill_urb(port->read_urb); | |
1011 | usb_kill_urb(port->interrupt_in_urb); | |
1012 | msleep(1000); | |
1013 | /* wait one second to free all buffers */ | |
1014 | iuu_led(port, 0, 0, 0xF000, 0xFF); | |
1015 | msleep(1000); | |
1016 | usb_reset_device(port->serial->dev); | |
1017 | } | |
1018 | } | |
1019 | ||
fe1ae7fd AC |
1020 | static void iuu_init_termios(struct tty_struct *tty) |
1021 | { | |
1022 | *(tty->termios) = tty_std_termios; | |
1023 | tty->termios->c_cflag = CLOCAL | CREAD | CS8 | B9600 | |
1024 | | TIOCM_CTS | CSTOPB | PARENB; | |
1025 | tty->termios->c_ispeed = 9600; | |
1026 | tty->termios->c_ospeed = 9600; | |
1027 | tty->termios->c_lflag = 0; | |
1028 | tty->termios->c_oflag = 0; | |
1029 | tty->termios->c_iflag = 0; | |
1030 | } | |
1031 | ||
a509a7e4 | 1032 | static int iuu_open(struct tty_struct *tty, struct usb_serial_port *port) |
60a8fc01 AD |
1033 | { |
1034 | struct usb_serial *serial = port->serial; | |
1035 | u8 *buf; | |
1036 | int result; | |
1037 | u32 actual; | |
60a8fc01 AD |
1038 | struct iuu_private *priv = usb_get_serial_port_data(port); |
1039 | ||
441b62c1 | 1040 | dbg("%s - port %d", __func__, port->number); |
60a8fc01 AD |
1041 | usb_clear_halt(serial->dev, port->write_urb->pipe); |
1042 | usb_clear_halt(serial->dev, port->read_urb->pipe); | |
1043 | ||
1044 | buf = kmalloc(10, GFP_KERNEL); | |
1045 | if (buf == NULL) | |
1046 | return -ENOMEM; | |
1047 | ||
1048 | /* fixup the endpoint buffer size */ | |
1049 | kfree(port->bulk_out_buffer); | |
1050 | port->bulk_out_buffer = kmalloc(512, GFP_KERNEL); | |
1051 | port->bulk_out_size = 512; | |
1052 | kfree(port->bulk_in_buffer); | |
1053 | port->bulk_in_buffer = kmalloc(512, GFP_KERNEL); | |
1054 | port->bulk_in_size = 512; | |
1055 | ||
1056 | if (!port->bulk_out_buffer || !port->bulk_in_buffer) { | |
1057 | kfree(port->bulk_out_buffer); | |
1058 | kfree(port->bulk_in_buffer); | |
1059 | kfree(buf); | |
1060 | return -ENOMEM; | |
1061 | } | |
1062 | ||
1063 | usb_fill_bulk_urb(port->write_urb, port->serial->dev, | |
1064 | usb_sndbulkpipe(port->serial->dev, | |
1065 | port->bulk_out_endpointAddress), | |
1066 | port->bulk_out_buffer, 512, | |
1067 | NULL, NULL); | |
1068 | ||
1069 | ||
1070 | usb_fill_bulk_urb(port->read_urb, port->serial->dev, | |
1071 | usb_rcvbulkpipe(port->serial->dev, | |
1072 | port->bulk_in_endpointAddress), | |
1073 | port->bulk_in_buffer, 512, | |
1074 | NULL, NULL); | |
1075 | ||
fe1ae7fd | 1076 | priv->poll = 0; |
60a8fc01 AD |
1077 | |
1078 | /* initialize writebuf */ | |
1079 | #define FISH(a, b, c, d) do { \ | |
1080 | result = usb_control_msg(port->serial->dev, \ | |
1081 | usb_rcvctrlpipe(port->serial->dev, 0), \ | |
1082 | b, a, c, d, buf, 1, 1000); \ | |
1083 | dbg("0x%x:0x%x:0x%x:0x%x %d - %x", a, b, c, d, result, \ | |
1084 | buf[0]); } while (0); | |
1085 | ||
1086 | #define SOUP(a, b, c, d) do { \ | |
1087 | result = usb_control_msg(port->serial->dev, \ | |
1088 | usb_sndctrlpipe(port->serial->dev, 0), \ | |
1089 | b, a, c, d, NULL, 0, 1000); \ | |
1090 | dbg("0x%x:0x%x:0x%x:0x%x %d", a, b, c, d, result); } while (0) | |
1091 | ||
1092 | /* This is not UART related but IUU USB driver related or something */ | |
1093 | /* like that. Basically no IUU will accept any commands from the USB */ | |
1094 | /* host unless it has received the following message */ | |
1095 | /* sprintf(buf ,"%c%c%c%c",0x03,0x02,0x02,0x0); */ | |
1096 | ||
1097 | SOUP(0x03, 0x02, 0x02, 0x0); | |
1098 | kfree(buf); | |
1099 | iuu_led(port, 0xF000, 0xF000, 0, 0xFF); | |
1100 | iuu_uart_on(port); | |
1101 | if (boost < 100) | |
1102 | boost = 100; | |
1103 | switch (clockmode) { | |
1104 | case 2: /* 3.680 Mhz */ | |
1105 | iuu_clk(port, IUU_CLK_3680000 * boost / 100); | |
1106 | result = | |
1107 | iuu_uart_baud(port, 9600 * boost / 100, &actual, | |
1108 | IUU_PARITY_EVEN); | |
1109 | break; | |
1110 | case 3: /* 6.00 Mhz */ | |
1111 | iuu_clk(port, IUU_CLK_6000000 * boost / 100); | |
1112 | result = | |
1113 | iuu_uart_baud(port, 16457 * boost / 100, &actual, | |
1114 | IUU_PARITY_EVEN); | |
1115 | break; | |
1116 | default: /* 3.579 Mhz */ | |
1117 | iuu_clk(port, IUU_CLK_3579000 * boost / 100); | |
1118 | result = | |
1119 | iuu_uart_baud(port, 9600 * boost / 100, &actual, | |
1120 | IUU_PARITY_EVEN); | |
1121 | } | |
1122 | ||
1123 | /* set the cardin cardout signals */ | |
1124 | switch (cdmode) { | |
1125 | case 0: | |
1126 | iuu_cardin = 0; | |
1127 | iuu_cardout = 0; | |
1128 | break; | |
1129 | case 1: | |
1130 | iuu_cardin = TIOCM_CD; | |
1131 | iuu_cardout = 0; | |
1132 | break; | |
1133 | case 2: | |
1134 | iuu_cardin = 0; | |
1135 | iuu_cardout = TIOCM_CD; | |
1136 | break; | |
1137 | case 3: | |
1138 | iuu_cardin = TIOCM_DSR; | |
1139 | iuu_cardout = 0; | |
1140 | break; | |
1141 | case 4: | |
1142 | iuu_cardin = 0; | |
1143 | iuu_cardout = TIOCM_DSR; | |
1144 | break; | |
1145 | case 5: | |
1146 | iuu_cardin = TIOCM_CTS; | |
1147 | iuu_cardout = 0; | |
1148 | break; | |
1149 | case 6: | |
1150 | iuu_cardin = 0; | |
1151 | iuu_cardout = TIOCM_CTS; | |
1152 | break; | |
1153 | case 7: | |
1154 | iuu_cardin = TIOCM_RNG; | |
1155 | iuu_cardout = 0; | |
1156 | break; | |
1157 | case 8: | |
1158 | iuu_cardin = 0; | |
1159 | iuu_cardout = TIOCM_RNG; | |
1160 | } | |
1161 | ||
1162 | iuu_uart_flush(port); | |
1163 | ||
441b62c1 | 1164 | dbg("%s - initialization done", __func__); |
60a8fc01 AD |
1165 | |
1166 | memset(port->write_urb->transfer_buffer, IUU_UART_RX, 1); | |
1167 | usb_fill_bulk_urb(port->write_urb, port->serial->dev, | |
1168 | usb_sndbulkpipe(port->serial->dev, | |
1169 | port->bulk_out_endpointAddress), | |
1170 | port->write_urb->transfer_buffer, 1, | |
1171 | read_rxcmd_callback, port); | |
1172 | result = usb_submit_urb(port->write_urb, GFP_KERNEL); | |
1173 | ||
1174 | if (result) { | |
1175 | dev_err(&port->dev, "%s - failed submitting read urb," | |
441b62c1 | 1176 | " error %d\n", __func__, result); |
335f8514 | 1177 | iuu_close(port); |
60a8fc01 AD |
1178 | return -EPROTO; |
1179 | } else { | |
441b62c1 | 1180 | dbg("%s - rxcmd OK", __func__); |
60a8fc01 AD |
1181 | } |
1182 | return result; | |
1183 | } | |
1184 | ||
1185 | static struct usb_serial_driver iuu_device = { | |
1186 | .driver = { | |
1187 | .owner = THIS_MODULE, | |
1188 | .name = "iuu_phoenix", | |
1189 | }, | |
1190 | .id_table = id_table, | |
60a8fc01 AD |
1191 | .num_ports = 1, |
1192 | .open = iuu_open, | |
1193 | .close = iuu_close, | |
1194 | .write = iuu_uart_write, | |
1195 | .read_bulk_callback = iuu_uart_read_callback, | |
1196 | .tiocmget = iuu_tiocmget, | |
1197 | .tiocmset = iuu_tiocmset, | |
96dab77e | 1198 | .set_termios = iuu_set_termios, |
fe1ae7fd | 1199 | .init_termios = iuu_init_termios, |
60a8fc01 | 1200 | .attach = iuu_startup, |
f9c99bb8 | 1201 | .release = iuu_release, |
60a8fc01 AD |
1202 | }; |
1203 | ||
1204 | static int __init iuu_init(void) | |
1205 | { | |
1206 | int retval; | |
1207 | retval = usb_serial_register(&iuu_device); | |
1208 | if (retval) | |
1209 | goto failed_usb_serial_register; | |
1210 | retval = usb_register(&iuu_driver); | |
1211 | if (retval) | |
1212 | goto failed_usb_register; | |
c197a8db GKH |
1213 | printk(KERN_INFO KBUILD_MODNAME ": " DRIVER_VERSION ":" |
1214 | DRIVER_DESC "\n"); | |
60a8fc01 AD |
1215 | return 0; |
1216 | failed_usb_register: | |
1217 | usb_serial_deregister(&iuu_device); | |
1218 | failed_usb_serial_register: | |
1219 | return retval; | |
1220 | } | |
1221 | ||
1222 | static void __exit iuu_exit(void) | |
1223 | { | |
1224 | usb_deregister(&iuu_driver); | |
1225 | usb_serial_deregister(&iuu_device); | |
1226 | } | |
1227 | ||
1228 | module_init(iuu_init); | |
1229 | module_exit(iuu_exit); | |
1230 | ||
1231 | MODULE_AUTHOR("Alain Degreffe eczema@ecze.com"); | |
1232 | ||
1233 | MODULE_DESCRIPTION(DRIVER_DESC); | |
1234 | MODULE_LICENSE("GPL"); | |
1235 | ||
1236 | MODULE_VERSION(DRIVER_VERSION); | |
1237 | module_param(debug, bool, S_IRUGO | S_IWUSR); | |
1238 | MODULE_PARM_DESC(debug, "Debug enabled or not"); | |
1239 | ||
1240 | module_param(xmas, bool, S_IRUGO | S_IWUSR); | |
1241 | MODULE_PARM_DESC(xmas, "xmas color enabled or not"); | |
1242 | ||
1243 | module_param(boost, int, S_IRUGO | S_IWUSR); | |
1244 | MODULE_PARM_DESC(boost, "overclock boost percent 100 to 500"); | |
1245 | ||
1246 | module_param(clockmode, int, S_IRUGO | S_IWUSR); | |
1247 | MODULE_PARM_DESC(clockmode, "1=3Mhz579,2=3Mhz680,3=6Mhz"); | |
1248 | ||
1249 | module_param(cdmode, int, S_IRUGO | S_IWUSR); | |
1250 | MODULE_PARM_DESC(cdmode, "Card detect mode 0=none, 1=CD, 2=!CD, 3=DSR, " | |
1251 | "4=!DSR, 5=CTS, 6=!CTS, 7=RING, 8=!RING"); |