Commit | Line | Data |
---|---|---|
6cb45879 MCC |
1 | /* tuner-xc2028 |
2 | * | |
3 | * Copyright (c) 2007 Mauro Carvalho Chehab (mchehab@infradead.org) | |
983d214e | 4 | * |
701672eb ML |
5 | * Copyright (c) 2007 Michel Ludwig (michel.ludwig@gmail.com) |
6 | * - frontend interface | |
983d214e | 7 | * |
6cb45879 MCC |
8 | * This code is placed under the terms of the GNU General Public License v2 |
9 | */ | |
10 | ||
11 | #include <linux/i2c.h> | |
12 | #include <asm/div64.h> | |
13 | #include <linux/firmware.h> | |
ab0b9fc6 | 14 | #include <linux/videodev2.h> |
6cb45879 | 15 | #include <linux/delay.h> |
701672eb | 16 | #include <media/tuner.h> |
3b20532c | 17 | #include <linux/mutex.h> |
215b95ba | 18 | #include "tuner-i2c.h" |
6cb45879 | 19 | #include "tuner-xc2028.h" |
de3fe21b | 20 | #include "tuner-xc2028-types.h" |
6cb45879 | 21 | |
701672eb ML |
22 | #include <linux/dvb/frontend.h> |
23 | #include "dvb_frontend.h" | |
24 | ||
ef8c1888 | 25 | |
9dd659de | 26 | #define PREFIX "xc2028" |
215b95ba | 27 | |
83fb340b MCC |
28 | static int debug; |
29 | module_param(debug, int, 0644); | |
30 | MODULE_PARM_DESC(debug, "enable verbose debug messages"); | |
31 | ||
a82200fb MCC |
32 | static char audio_std[8]; |
33 | module_param_string(audio_std, audio_std, sizeof(audio_std), 0); | |
34 | MODULE_PARM_DESC(audio_std, | |
35 | "Audio standard. XC3028 audio decoder explicitly " | |
36 | "needs to know what audio\n" | |
37 | "standard is needed for some video standards with audio A2 or NICAM.\n" | |
38 | "The valid values are:\n" | |
39 | "A2\n" | |
40 | "A2/A\n" | |
41 | "A2/B\n" | |
42 | "NICAM\n" | |
43 | "NICAM/A\n" | |
44 | "NICAM/B\n"); | |
45 | ||
215b95ba | 46 | static LIST_HEAD(xc2028_list); |
aa501be9 CP |
47 | static DEFINE_MUTEX(xc2028_list_mutex); |
48 | ||
de3fe21b MCC |
49 | /* struct for storing firmware table */ |
50 | struct firmware_description { | |
51 | unsigned int type; | |
52 | v4l2_std_id id; | |
53 | unsigned char *ptr; | |
54 | unsigned int size; | |
55 | }; | |
6cb45879 MCC |
56 | |
57 | struct xc2028_data { | |
215b95ba MCC |
58 | struct list_head xc2028_list; |
59 | struct tuner_i2c_props i2c_props; | |
60 | int (*tuner_callback) (void *dev, | |
61 | int command, int arg); | |
215b95ba MCC |
62 | void *video_dev; |
63 | int count; | |
de3fe21b MCC |
64 | __u32 frequency; |
65 | ||
66 | struct firmware_description *firm; | |
67 | int firm_size; | |
06fd82dc | 68 | __u16 firm_version; |
de3fe21b MCC |
69 | |
70 | struct xc2028_ctrl ctrl; | |
215b95ba | 71 | |
701672eb ML |
72 | v4l2_std_id firm_type; /* video stds supported |
73 | by current firmware */ | |
74 | fe_bandwidth_t bandwidth; /* Firmware bandwidth: | |
75 | 6M, 7M or 8M */ | |
76 | int need_load_generic; /* The generic firmware | |
77 | were loaded? */ | |
78 | enum tuner_mode mode; | |
79 | struct i2c_client *i2c_client; | |
215b95ba MCC |
80 | |
81 | struct mutex lock; | |
6cb45879 MCC |
82 | }; |
83 | ||
47cc5b78 CP |
84 | #define i2c_send(priv, buf, size) ({ \ |
85 | int _rc; \ | |
86 | _rc = tuner_i2c_xfer_send(&priv->i2c_props, buf, size); \ | |
87 | if (size != _rc) \ | |
88 | tuner_info("i2c output error: rc = %d (should be %d)\n",\ | |
89 | _rc, (int)size); \ | |
90 | _rc; \ | |
91 | }) | |
92 | ||
93 | #define i2c_rcv(priv, buf, size) ({ \ | |
94 | int _rc; \ | |
95 | _rc = tuner_i2c_xfer_recv(&priv->i2c_props, buf, size); \ | |
96 | if (size != _rc) \ | |
83fb340b | 97 | tuner_err("i2c input error: rc = %d (should be %d)\n", \ |
47cc5b78 CP |
98 | _rc, (int)size); \ |
99 | _rc; \ | |
100 | }) | |
ab0b9fc6 | 101 | |
7d58d111 CP |
102 | #define i2c_send_recv(priv, obuf, osize, ibuf, isize) ({ \ |
103 | int _rc; \ | |
104 | _rc = tuner_i2c_xfer_send_recv(&priv->i2c_props, obuf, osize, \ | |
105 | ibuf, isize); \ | |
106 | if (isize != _rc) \ | |
107 | tuner_err("i2c input error: rc = %d (should be %d)\n", \ | |
108 | _rc, (int)isize); \ | |
109 | _rc; \ | |
110 | }) | |
111 | ||
47cc5b78 | 112 | #define send_seq(priv, data...) ({ \ |
215b95ba | 113 | static u8 _val[] = data; \ |
47cc5b78 | 114 | int _rc; \ |
6cb45879 | 115 | if (sizeof(_val) != \ |
47cc5b78 | 116 | (_rc = tuner_i2c_xfer_send(&priv->i2c_props, \ |
215b95ba | 117 | _val, sizeof(_val)))) { \ |
47cc5b78 CP |
118 | tuner_err("Error on line %d: %d\n", __LINE__, _rc); \ |
119 | } else \ | |
120 | msleep(10); \ | |
121 | _rc; \ | |
122 | }) | |
6cb45879 | 123 | |
7d58d111 | 124 | static unsigned int xc2028_get_reg(struct xc2028_data *priv, u16 reg, u16 *val) |
6cb45879 | 125 | { |
b873e1a3 | 126 | unsigned char buf[2]; |
7d58d111 | 127 | unsigned char ibuf[2]; |
215b95ba | 128 | |
7d58d111 | 129 | tuner_dbg("%s %04x called\n", __FUNCTION__, reg); |
6cb45879 | 130 | |
7d58d111 | 131 | buf[0] = reg >> 8; |
80b52208 | 132 | buf[1] = (unsigned char) reg; |
6cb45879 | 133 | |
7d58d111 CP |
134 | if (i2c_send_recv(priv, buf, 2, ibuf, 2) != 2) |
135 | return -EIO; | |
6cb45879 | 136 | |
7d58d111 CP |
137 | *val = (ibuf[1]) | (ibuf[0] << 8); |
138 | return 0; | |
6cb45879 MCC |
139 | } |
140 | ||
43efe702 MCC |
141 | void dump_firm_type(unsigned int type) |
142 | { | |
143 | if (type & BASE) | |
144 | printk("BASE "); | |
f380e1d2 MCC |
145 | if (type & INIT1) |
146 | printk("INIT1 "); | |
43efe702 MCC |
147 | if (type & F8MHZ) |
148 | printk("F8MHZ "); | |
149 | if (type & MTS) | |
150 | printk("MTS "); | |
151 | if (type & D2620) | |
152 | printk("D2620 "); | |
153 | if (type & D2633) | |
154 | printk("D2633 "); | |
155 | if (type & DTV6) | |
156 | printk("DTV6 "); | |
157 | if (type & QAM) | |
158 | printk("QAM "); | |
159 | if (type & DTV7) | |
160 | printk("DTV7 "); | |
161 | if (type & DTV78) | |
162 | printk("DTV78 "); | |
163 | if (type & DTV8) | |
164 | printk("DTV8 "); | |
165 | if (type & FM) | |
166 | printk("FM "); | |
167 | if (type & INPUT1) | |
168 | printk("INPUT1 "); | |
169 | if (type & LCD) | |
170 | printk("LCD "); | |
171 | if (type & NOGD) | |
172 | printk("NOGD "); | |
173 | if (type & MONO) | |
174 | printk("MONO "); | |
175 | if (type & ATSC) | |
176 | printk("ATSC "); | |
177 | if (type & IF) | |
178 | printk("IF "); | |
179 | if (type & LG60) | |
180 | printk("LG60 "); | |
181 | if (type & ATI638) | |
182 | printk("ATI638 "); | |
183 | if (type & OREN538) | |
184 | printk("OREN538 "); | |
185 | if (type & OREN36) | |
186 | printk("OREN36 "); | |
187 | if (type & TOYOTA388) | |
188 | printk("TOYOTA388 "); | |
189 | if (type & TOYOTA794) | |
190 | printk("TOYOTA794 "); | |
191 | if (type & DIBCOM52) | |
192 | printk("DIBCOM52 "); | |
193 | if (type & ZARLINK456) | |
194 | printk("ZARLINK456 "); | |
195 | if (type & CHINA) | |
196 | printk("CHINA "); | |
197 | if (type & F6MHZ) | |
198 | printk("F6MHZ "); | |
199 | if (type & INPUT2) | |
200 | printk("INPUT2 "); | |
201 | if (type & SCODE) | |
202 | printk("SCODE "); | |
203 | } | |
204 | ||
ef8c1888 | 205 | static v4l2_std_id parse_audio_std_option(void) |
a82200fb | 206 | { |
e155d908 | 207 | if (strcasecmp(audio_std, "A2") == 0) |
a82200fb | 208 | return V4L2_STD_A2; |
e155d908 | 209 | if (strcasecmp(audio_std, "A2/A") == 0) |
a82200fb | 210 | return V4L2_STD_A2_A; |
e155d908 | 211 | if (strcasecmp(audio_std, "A2/B") == 0) |
a82200fb | 212 | return V4L2_STD_A2_B; |
e155d908 | 213 | if (strcasecmp(audio_std, "NICAM") == 0) |
a82200fb | 214 | return V4L2_STD_NICAM; |
e155d908 | 215 | if (strcasecmp(audio_std, "NICAM/A") == 0) |
a82200fb | 216 | return V4L2_STD_NICAM_A; |
e155d908 | 217 | if (strcasecmp(audio_std, "NICAM/B") == 0) |
a82200fb MCC |
218 | return V4L2_STD_NICAM_B; |
219 | ||
220 | return 0; | |
221 | } | |
222 | ||
ab0b9fc6 | 223 | static void free_firmware(struct xc2028_data *priv) |
6cb45879 | 224 | { |
de3fe21b MCC |
225 | int i; |
226 | ||
227 | if (!priv->firm) | |
228 | return; | |
229 | ||
ab0b9fc6 MCC |
230 | for (i = 0; i < priv->firm_size; i++) |
231 | kfree(priv->firm[i].ptr); | |
232 | ||
de3fe21b MCC |
233 | kfree(priv->firm); |
234 | ||
ab0b9fc6 | 235 | priv->firm = NULL; |
06fd82dc | 236 | priv->firm_size = 0; |
de3fe21b MCC |
237 | priv->need_load_generic = 1; |
238 | } | |
239 | ||
ab0b9fc6 | 240 | static int load_all_firmwares(struct dvb_frontend *fe) |
de3fe21b MCC |
241 | { |
242 | struct xc2028_data *priv = fe->tuner_priv; | |
ab0b9fc6 | 243 | const struct firmware *fw = NULL; |
6cb45879 | 244 | unsigned char *p, *endp; |
ab0b9fc6 MCC |
245 | int rc = 0; |
246 | int n, n_array; | |
de3fe21b | 247 | char name[33]; |
6cb45879 | 248 | |
83fb340b | 249 | tuner_dbg("%s called\n", __FUNCTION__); |
215b95ba | 250 | |
06fd82dc | 251 | tuner_dbg("Reading firmware %s\n", priv->ctrl.fname); |
a37b4c9b ML |
252 | rc = request_firmware(&fw, priv->ctrl.fname, |
253 | &priv->i2c_props.adap->dev); | |
6cb45879 | 254 | if (rc < 0) { |
ab0b9fc6 | 255 | if (rc == -ENOENT) |
83fb340b | 256 | tuner_err("Error: firmware %s not found.\n", |
de3fe21b | 257 | priv->ctrl.fname); |
2e4160ca | 258 | else |
83fb340b | 259 | tuner_err("Error %d while requesting firmware %s \n", |
de3fe21b | 260 | rc, priv->ctrl.fname); |
2e4160ca | 261 | |
6cb45879 MCC |
262 | return rc; |
263 | } | |
ab0b9fc6 MCC |
264 | p = fw->data; |
265 | endp = p + fw->size; | |
6cb45879 | 266 | |
06fd82dc CP |
267 | if (fw->size < sizeof(name) - 1 + 2 + 2) { |
268 | tuner_err("Error: firmware file %s has invalid size!\n", | |
269 | priv->ctrl.fname); | |
270 | goto corrupt; | |
6cb45879 | 271 | } |
de3fe21b | 272 | |
ab0b9fc6 MCC |
273 | memcpy(name, p, sizeof(name) - 1); |
274 | name[sizeof(name) - 1] = 0; | |
275 | p += sizeof(name) - 1; | |
de3fe21b | 276 | |
06fd82dc | 277 | priv->firm_version = le16_to_cpu(*(__u16 *) p); |
de3fe21b MCC |
278 | p += 2; |
279 | ||
ab0b9fc6 | 280 | n_array = le16_to_cpu(*(__u16 *) p); |
de3fe21b MCC |
281 | p += 2; |
282 | ||
06fd82dc CP |
283 | tuner_info("Loading %d firmware images from %s, type: %s, ver %d.%d\n", |
284 | n_array, priv->ctrl.fname, name, | |
285 | priv->firm_version >> 8, priv->firm_version & 0xff); | |
de3fe21b | 286 | |
ab0b9fc6 | 287 | priv->firm = kzalloc(sizeof(*priv->firm) * n_array, GFP_KERNEL); |
06fd82dc CP |
288 | if (priv->firm == NULL) { |
289 | tuner_err("Not enough memory to load firmware file.\n"); | |
ab0b9fc6 | 290 | rc = -ENOMEM; |
06fd82dc | 291 | goto err; |
6cb45879 | 292 | } |
de3fe21b | 293 | priv->firm_size = n_array; |
06fd82dc | 294 | |
ab0b9fc6 MCC |
295 | n = -1; |
296 | while (p < endp) { | |
de3fe21b MCC |
297 | __u32 type, size; |
298 | v4l2_std_id id; | |
299 | ||
300 | n++; | |
301 | if (n >= n_array) { | |
06fd82dc CP |
302 | tuner_err("More firmware images in file than " |
303 | "were expected!\n"); | |
de3fe21b MCC |
304 | goto corrupt; |
305 | } | |
306 | ||
307 | /* Checks if there's enough bytes to read */ | |
ab0b9fc6 | 308 | if (p + sizeof(type) + sizeof(id) + sizeof(size) > endp) { |
83fb340b | 309 | tuner_err("Firmware header is incomplete!\n"); |
de3fe21b MCC |
310 | goto corrupt; |
311 | } | |
312 | ||
ab0b9fc6 | 313 | type = le32_to_cpu(*(__u32 *) p); |
de3fe21b MCC |
314 | p += sizeof(type); |
315 | ||
ab0b9fc6 | 316 | id = le64_to_cpu(*(v4l2_std_id *) p); |
de3fe21b MCC |
317 | p += sizeof(id); |
318 | ||
2fc580ff | 319 | size = le32_to_cpu(*(__u32 *) p); |
de3fe21b MCC |
320 | p += sizeof(size); |
321 | ||
ab0b9fc6 | 322 | if ((!size) || (size + p > endp)) { |
83fb340b | 323 | tuner_err("Firmware type "); |
43efe702 | 324 | dump_firm_type(type); |
ef8c1888 MCC |
325 | printk("(%x), id %llx is corrupted " |
326 | "(size=%d, expected %d)\n", | |
91240dd9 | 327 | type, (unsigned long long)id, |
ef8c1888 | 328 | (unsigned)(endp - p), size); |
de3fe21b MCC |
329 | goto corrupt; |
330 | } | |
331 | ||
ab0b9fc6 | 332 | priv->firm[n].ptr = kzalloc(size, GFP_KERNEL); |
06fd82dc CP |
333 | if (priv->firm[n].ptr == NULL) { |
334 | tuner_err("Not enough memory to load firmware file.\n"); | |
ab0b9fc6 | 335 | rc = -ENOMEM; |
de3fe21b MCC |
336 | goto err; |
337 | } | |
06fd82dc CP |
338 | tuner_dbg("Reading firmware type "); |
339 | if (debug) { | |
340 | dump_firm_type(type); | |
341 | printk("(%x), id %llx, size=%d.\n", | |
342 | type, (unsigned long long)id, size); | |
343 | } | |
de3fe21b MCC |
344 | |
345 | memcpy(priv->firm[n].ptr, p, size); | |
346 | priv->firm[n].type = type; | |
347 | priv->firm[n].id = id; | |
348 | priv->firm[n].size = size; | |
349 | ||
350 | p += size; | |
351 | } | |
352 | ||
ab0b9fc6 | 353 | if (n + 1 != priv->firm_size) { |
83fb340b | 354 | tuner_err("Firmware file is incomplete!\n"); |
de3fe21b MCC |
355 | goto corrupt; |
356 | } | |
357 | ||
358 | goto done; | |
359 | ||
360 | corrupt: | |
ab0b9fc6 | 361 | rc = -EINVAL; |
83fb340b | 362 | tuner_err("Error: firmware file is corrupted!\n"); |
de3fe21b MCC |
363 | |
364 | err: | |
06fd82dc | 365 | tuner_info("Releasing partially loaded firmware file.\n"); |
de3fe21b MCC |
366 | free_firmware(priv); |
367 | ||
368 | done: | |
369 | release_firmware(fw); | |
06fd82dc CP |
370 | if (rc == 0) |
371 | tuner_dbg("Firmware files loaded.\n"); | |
de3fe21b MCC |
372 | |
373 | return rc; | |
374 | } | |
375 | ||
f380e1d2 MCC |
376 | static int seek_firmware(struct dvb_frontend *fe, unsigned int type, |
377 | v4l2_std_id *id) | |
de3fe21b MCC |
378 | { |
379 | struct xc2028_data *priv = fe->tuner_priv; | |
b1535293 | 380 | int i, best_i = -1, best_nr_matches = 0; |
de3fe21b | 381 | |
b1535293 CP |
382 | tuner_dbg("%s called, want type=", __FUNCTION__); |
383 | if (debug) { | |
384 | dump_firm_type(type); | |
385 | printk("(%x), id %016llx.\n", type, (unsigned long long)*id); | |
386 | } | |
de3fe21b MCC |
387 | |
388 | if (!priv->firm) { | |
83fb340b | 389 | tuner_err("Error! firmware not loaded\n"); |
de3fe21b MCC |
390 | return -EINVAL; |
391 | } | |
392 | ||
f380e1d2 | 393 | if (((type & ~SCODE) == 0) && (*id == 0)) |
ab0b9fc6 | 394 | *id = V4L2_STD_PAL; |
de3fe21b MCC |
395 | |
396 | /* Seek for exact match */ | |
ab0b9fc6 MCC |
397 | for (i = 0; i < priv->firm_size; i++) { |
398 | if ((type == priv->firm[i].type) && (*id == priv->firm[i].id)) | |
de3fe21b MCC |
399 | goto found; |
400 | } | |
401 | ||
402 | /* Seek for generic video standard match */ | |
ab0b9fc6 | 403 | for (i = 0; i < priv->firm_size; i++) { |
b1535293 CP |
404 | v4l2_std_id match_mask; |
405 | int nr_matches; | |
406 | ||
407 | if (type != priv->firm[i].type) | |
408 | continue; | |
409 | ||
410 | match_mask = *id & priv->firm[i].id; | |
411 | if (!match_mask) | |
412 | continue; | |
413 | ||
414 | if ((*id & match_mask) == *id) | |
415 | goto found; /* Supports all the requested standards */ | |
416 | ||
417 | nr_matches = hweight64(match_mask); | |
418 | if (nr_matches > best_nr_matches) { | |
419 | best_nr_matches = nr_matches; | |
420 | best_i = i; | |
421 | } | |
422 | } | |
423 | ||
424 | if (best_nr_matches > 0) { | |
425 | tuner_dbg("Selecting best matching firmware (%d bits) for " | |
426 | "type=", best_nr_matches); | |
427 | dump_firm_type(type); | |
428 | printk("(%x), id %016llx:\n", type, (unsigned long long)*id); | |
429 | i = best_i; | |
430 | goto found; | |
de3fe21b MCC |
431 | } |
432 | ||
433 | /*FIXME: Would make sense to seek for type "hint" match ? */ | |
434 | ||
b1535293 | 435 | i = -ENOENT; |
f380e1d2 | 436 | goto ret; |
de3fe21b MCC |
437 | |
438 | found: | |
439 | *id = priv->firm[i].id; | |
de3fe21b | 440 | |
f380e1d2 | 441 | ret: |
b1535293 | 442 | tuner_dbg("%s firmware for type=", (i < 0) ? "Can't find" : "Found"); |
83fb340b MCC |
443 | if (debug) { |
444 | dump_firm_type(type); | |
91240dd9 | 445 | printk("(%x), id %016llx.\n", type, (unsigned long long)*id); |
83fb340b | 446 | } |
f380e1d2 MCC |
447 | return i; |
448 | } | |
449 | ||
450 | static int load_firmware(struct dvb_frontend *fe, unsigned int type, | |
451 | v4l2_std_id *id) | |
452 | { | |
453 | struct xc2028_data *priv = fe->tuner_priv; | |
454 | int pos, rc; | |
0a196b6f | 455 | unsigned char *p, *endp, buf[priv->ctrl.max_len]; |
f380e1d2 | 456 | |
83fb340b | 457 | tuner_dbg("%s called\n", __FUNCTION__); |
f380e1d2 MCC |
458 | |
459 | pos = seek_firmware(fe, type, id); | |
460 | if (pos < 0) | |
461 | return pos; | |
462 | ||
83fb340b | 463 | tuner_info("Loading firmware for type="); |
b1535293 CP |
464 | dump_firm_type(priv->firm[pos].type); |
465 | printk("(%x), id %016llx.\n", priv->firm[pos].type, | |
466 | (unsigned long long)*id); | |
83fb340b | 467 | |
f380e1d2 | 468 | p = priv->firm[pos].ptr; |
f380e1d2 | 469 | endp = p + priv->firm[pos].size; |
6cb45879 | 470 | |
ab0b9fc6 | 471 | while (p < endp) { |
de3fe21b MCC |
472 | __u16 size; |
473 | ||
474 | /* Checks if there's enough bytes to read */ | |
ab0b9fc6 | 475 | if (p + sizeof(size) > endp) { |
83fb340b | 476 | tuner_err("Firmware chunk size is wrong\n"); |
de3fe21b MCC |
477 | return -EINVAL; |
478 | } | |
479 | ||
ab0b9fc6 | 480 | size = le16_to_cpu(*(__u16 *) p); |
de3fe21b MCC |
481 | p += sizeof(size); |
482 | ||
483 | if (size == 0xffff) | |
484 | return 0; | |
485 | ||
486 | if (!size) { | |
6cb45879 | 487 | /* Special callback command received */ |
215b95ba | 488 | rc = priv->tuner_callback(priv->video_dev, |
ab0b9fc6 MCC |
489 | XC2028_TUNER_RESET, 0); |
490 | if (rc < 0) { | |
83fb340b | 491 | tuner_err("Error at RESET code %d\n", |
ab0b9fc6 | 492 | (*p) & 0x7f); |
de3fe21b | 493 | return -EINVAL; |
6cb45879 | 494 | } |
6cb45879 MCC |
495 | continue; |
496 | } | |
5403bbae ML |
497 | if (size >= 0xff00) { |
498 | switch (size) { | |
499 | case 0xff00: | |
500 | rc = priv->tuner_callback(priv->video_dev, | |
501 | XC2028_RESET_CLK, 0); | |
502 | if (rc < 0) { | |
503 | tuner_err("Error at RESET code %d\n", | |
504 | (*p) & 0x7f); | |
505 | return -EINVAL; | |
506 | } | |
b32f9fb9 | 507 | break; |
5403bbae ML |
508 | default: |
509 | tuner_info("Invalid RESET code %d\n", | |
510 | size & 0x7f); | |
511 | return -EINVAL; | |
512 | ||
513 | } | |
2d4c0ac6 | 514 | continue; |
5403bbae | 515 | } |
de3fe21b MCC |
516 | |
517 | /* Checks for a sleep command */ | |
518 | if (size & 0x8000) { | |
ab0b9fc6 | 519 | msleep(size & 0x7fff); |
de3fe21b | 520 | continue; |
6cb45879 MCC |
521 | } |
522 | ||
de3fe21b | 523 | if ((size + p > endp)) { |
83fb340b | 524 | tuner_err("missing bytes: need %d, have %d\n", |
ab0b9fc6 | 525 | size, (int)(endp - p)); |
de3fe21b MCC |
526 | return -EINVAL; |
527 | } | |
6cb45879 | 528 | |
de3fe21b | 529 | buf[0] = *p; |
6cb45879 | 530 | p++; |
de3fe21b | 531 | size--; |
6cb45879 | 532 | |
de3fe21b | 533 | /* Sends message chunks */ |
ab0b9fc6 | 534 | while (size > 0) { |
0a196b6f CP |
535 | int len = (size < priv->ctrl.max_len - 1) ? |
536 | size : priv->ctrl.max_len - 1; | |
6cb45879 | 537 | |
ab0b9fc6 | 538 | memcpy(buf + 1, p, len); |
6cb45879 | 539 | |
47cc5b78 | 540 | rc = i2c_send(priv, buf, len + 1); |
ab0b9fc6 | 541 | if (rc < 0) { |
83fb340b | 542 | tuner_err("%d returned from send\n", rc); |
de3fe21b MCC |
543 | return -EINVAL; |
544 | } | |
545 | ||
546 | p += len; | |
547 | size -= len; | |
548 | } | |
549 | } | |
43efe702 | 550 | return 0; |
6cb45879 MCC |
551 | } |
552 | ||
f380e1d2 MCC |
553 | static int load_scode(struct dvb_frontend *fe, unsigned int type, |
554 | v4l2_std_id *id, int scode) | |
555 | { | |
556 | struct xc2028_data *priv = fe->tuner_priv; | |
557 | int pos, rc; | |
558 | unsigned char *p; | |
559 | ||
83fb340b | 560 | tuner_dbg("%s called\n", __FUNCTION__); |
f380e1d2 MCC |
561 | |
562 | pos = seek_firmware(fe, type, id); | |
563 | if (pos < 0) | |
564 | return pos; | |
565 | ||
566 | p = priv->firm[pos].ptr; | |
567 | ||
d7b22c5c CP |
568 | /* 16 SCODE entries per file; each SCODE entry is 12 bytes and |
569 | * has a 2-byte size header in the firmware format. */ | |
570 | if (priv->firm[pos].size != 14 * 16 || scode >= 16 || | |
571 | le16_to_cpu(*(__u16 *)(p + 14 * scode)) != 12) | |
f380e1d2 MCC |
572 | return -EINVAL; |
573 | ||
d7b22c5c CP |
574 | tuner_info("Loading SCODE for type="); |
575 | dump_firm_type(priv->firm[pos].type); | |
576 | printk("(%x), id %016llx.\n", priv->firm[pos].type, | |
577 | (unsigned long long)*id); | |
578 | ||
06fd82dc | 579 | if (priv->firm_version < 0x0202) |
47cc5b78 CP |
580 | rc = send_seq(priv, {0x20, 0x00, 0x00, 0x00}); |
581 | else | |
582 | rc = send_seq(priv, {0xa0, 0x00, 0x00, 0x00}); | |
583 | if (rc < 0) | |
584 | return -EIO; | |
f380e1d2 | 585 | |
d7b22c5c | 586 | rc = i2c_send(priv, p + 14 * scode + 2, 12); |
47cc5b78 CP |
587 | if (rc < 0) |
588 | return -EIO; | |
f380e1d2 | 589 | |
47cc5b78 CP |
590 | rc = send_seq(priv, {0x00, 0x8c}); |
591 | if (rc < 0) | |
592 | return -EIO; | |
f380e1d2 MCC |
593 | |
594 | return 0; | |
595 | } | |
596 | ||
215b95ba | 597 | static int check_firmware(struct dvb_frontend *fe, enum tuner_mode new_mode, |
ab0b9fc6 | 598 | v4l2_std_id std, fe_bandwidth_t bandwidth) |
6cb45879 | 599 | { |
215b95ba | 600 | struct xc2028_data *priv = fe->tuner_priv; |
7d58d111 CP |
601 | int rc; |
602 | u16 version, hwmodel; | |
ab0b9fc6 MCC |
603 | v4l2_std_id std0 = 0; |
604 | unsigned int type0 = 0, type = 0; | |
de3fe21b | 605 | int change_digital_bandwidth; |
6cb45879 | 606 | |
83fb340b | 607 | tuner_dbg("%s called\n", __FUNCTION__); |
6cb45879 | 608 | |
de3fe21b | 609 | if (!priv->firm) { |
a37b4c9b ML |
610 | if (!priv->ctrl.fname) { |
611 | tuner_info("xc2028/3028 firmware name not set!\n"); | |
de3fe21b | 612 | return -EINVAL; |
a37b4c9b | 613 | } |
de3fe21b | 614 | |
ab0b9fc6 MCC |
615 | rc = load_all_firmwares(fe); |
616 | if (rc < 0) | |
de3fe21b MCC |
617 | return rc; |
618 | } | |
619 | ||
83fb340b | 620 | tuner_dbg("I am in mode %u and I should switch to mode %i\n", |
ab0b9fc6 | 621 | priv->mode, new_mode); |
701672eb ML |
622 | |
623 | /* first of all, determine whether we have switched the mode */ | |
ab0b9fc6 | 624 | if (new_mode != priv->mode) { |
215b95ba MCC |
625 | priv->mode = new_mode; |
626 | priv->need_load_generic = 1; | |
701672eb ML |
627 | } |
628 | ||
215b95ba | 629 | change_digital_bandwidth = (priv->mode == T_DIGITAL_TV |
ab0b9fc6 | 630 | && bandwidth != priv->bandwidth) ? 1 : 0; |
83fb340b | 631 | tuner_dbg("old bandwidth %u, new bandwidth %u\n", priv->bandwidth, |
ab0b9fc6 | 632 | bandwidth); |
701672eb | 633 | |
215b95ba | 634 | if (priv->need_load_generic) { |
6cb45879 | 635 | /* Reset is needed before loading firmware */ |
215b95ba MCC |
636 | rc = priv->tuner_callback(priv->video_dev, |
637 | XC2028_TUNER_RESET, 0); | |
ab0b9fc6 | 638 | if (rc < 0) |
6cb45879 MCC |
639 | return rc; |
640 | ||
ab0b9fc6 | 641 | type0 = BASE; |
de3fe21b MCC |
642 | |
643 | if (priv->ctrl.type == XC2028_FIRM_MTS) | |
644 | type0 |= MTS; | |
645 | ||
ddf1c5f1 CP |
646 | if (bandwidth == BANDWIDTH_7_MHZ || |
647 | bandwidth == BANDWIDTH_8_MHZ) | |
de3fe21b MCC |
648 | type0 |= F8MHZ; |
649 | ||
650 | /* FIXME: How to load FM and FM|INPUT1 firmwares? */ | |
651 | ||
652 | rc = load_firmware(fe, type0, &std0); | |
ab0b9fc6 | 653 | if (rc < 0) { |
83fb340b MCC |
654 | tuner_err("Error %d while loading generic firmware\n", |
655 | rc); | |
6cb45879 | 656 | return rc; |
de3fe21b | 657 | } |
6cb45879 | 658 | |
ab0b9fc6 MCC |
659 | priv->need_load_generic = 0; |
660 | priv->firm_type = 0; | |
661 | if (priv->mode == T_DIGITAL_TV) | |
662 | change_digital_bandwidth = 1; | |
701672eb ML |
663 | } |
664 | ||
83fb340b | 665 | tuner_dbg("I should change bandwidth %u\n", change_digital_bandwidth); |
701672eb ML |
666 | |
667 | if (change_digital_bandwidth) { | |
59a636e5 CP |
668 | if (priv->ctrl.d2633) |
669 | type |= D2633; | |
670 | else | |
671 | type |= D2620; | |
de3fe21b MCC |
672 | |
673 | /* FIXME: When should select a DTV78 firmware? | |
674 | */ | |
ab0b9fc6 | 675 | switch (bandwidth) { |
de3fe21b MCC |
676 | case BANDWIDTH_8_MHZ: |
677 | type |= DTV8; | |
701672eb | 678 | break; |
de3fe21b MCC |
679 | case BANDWIDTH_7_MHZ: |
680 | type |= DTV7; | |
701672eb | 681 | break; |
de3fe21b MCC |
682 | case BANDWIDTH_6_MHZ: |
683 | /* FIXME: Should allow select also ATSC */ | |
43efe702 | 684 | type |= DTV6 | QAM; |
701672eb ML |
685 | break; |
686 | ||
de3fe21b | 687 | default: |
83fb340b | 688 | tuner_err("error: bandwidth not supported.\n"); |
701672eb | 689 | }; |
215b95ba | 690 | priv->bandwidth = bandwidth; |
6cb45879 MCC |
691 | } |
692 | ||
5403bbae ML |
693 | if (!change_digital_bandwidth && priv->mode == T_DIGITAL_TV) |
694 | return 0; | |
695 | ||
de3fe21b | 696 | /* Load INIT1, if needed */ |
83fb340b | 697 | tuner_dbg("Load init1 firmware, if exists\n"); |
f380e1d2 | 698 | type0 = BASE | INIT1; |
de3fe21b MCC |
699 | if (priv->ctrl.type == XC2028_FIRM_MTS) |
700 | type0 |= MTS; | |
701 | ||
702 | /* FIXME: Should handle errors - if INIT1 found */ | |
703 | rc = load_firmware(fe, type0, &std0); | |
704 | ||
705 | /* FIXME: Should add support for FM radio | |
706 | */ | |
707 | ||
708 | if (priv->ctrl.type == XC2028_FIRM_MTS) | |
709 | type |= MTS; | |
710 | ||
215b95ba | 711 | if (priv->firm_type & std) { |
83fb340b | 712 | tuner_dbg("Std-specific firmware already loaded.\n"); |
6cb45879 | 713 | return 0; |
2e4160ca | 714 | } |
6cb45879 | 715 | |
a82200fb MCC |
716 | /* Add audio hack to std mask */ |
717 | std |= parse_audio_std_option(); | |
718 | ||
de3fe21b | 719 | rc = load_firmware(fe, type, &std); |
ab0b9fc6 | 720 | if (rc < 0) |
6cb45879 MCC |
721 | return rc; |
722 | ||
f380e1d2 | 723 | /* Load SCODE firmware, if exists */ |
83fb340b | 724 | tuner_dbg("Trying to load scode 0\n"); |
f380e1d2 MCC |
725 | type |= SCODE; |
726 | ||
727 | rc = load_scode(fe, type, &std, 0); | |
43efe702 | 728 | |
7d58d111 CP |
729 | xc2028_get_reg(priv, 0x0004, &version); |
730 | xc2028_get_reg(priv, 0x0008, &hwmodel); | |
80b52208 MCC |
731 | |
732 | tuner_info("Device is Xceive %d version %d.%d, " | |
733 | "firmware version %d.%d\n", | |
734 | hwmodel, (version & 0xf000) >> 12, (version & 0xf00) >> 8, | |
735 | (version & 0xf0) >> 4, version & 0xf); | |
6cb45879 | 736 | |
ab0b9fc6 | 737 | priv->firm_type = std; |
6cb45879 MCC |
738 | |
739 | return 0; | |
740 | } | |
741 | ||
215b95ba | 742 | static int xc2028_signal(struct dvb_frontend *fe, u16 *strength) |
6cb45879 | 743 | { |
215b95ba | 744 | struct xc2028_data *priv = fe->tuner_priv; |
7d58d111 CP |
745 | u16 frq_lock, signal = 0; |
746 | int rc; | |
3b20532c | 747 | |
83fb340b | 748 | tuner_dbg("%s called\n", __FUNCTION__); |
6cb45879 | 749 | |
215b95ba | 750 | mutex_lock(&priv->lock); |
6cb45879 | 751 | |
80b52208 | 752 | /* Sync Lock Indicator */ |
7d58d111 CP |
753 | rc = xc2028_get_reg(priv, 0x0002, &frq_lock); |
754 | if (rc < 0 || frq_lock == 0) | |
3b20532c | 755 | goto ret; |
6cb45879 MCC |
756 | |
757 | /* Frequency is locked. Return signal quality */ | |
758 | ||
80b52208 | 759 | /* Get SNR of the video signal */ |
7d58d111 CP |
760 | rc = xc2028_get_reg(priv, 0x0040, &signal); |
761 | if (rc < 0) | |
762 | signal = -frq_lock; | |
3b20532c MCC |
763 | |
764 | ret: | |
215b95ba MCC |
765 | mutex_unlock(&priv->lock); |
766 | ||
767 | *strength = signal; | |
6cb45879 | 768 | |
7d58d111 | 769 | return rc; |
6cb45879 MCC |
770 | } |
771 | ||
772 | #define DIV 15625 | |
773 | ||
ab0b9fc6 MCC |
774 | static int generic_set_tv_freq(struct dvb_frontend *fe, u32 freq /* in Hz */ , |
775 | enum tuner_mode new_mode, | |
776 | v4l2_std_id std, fe_bandwidth_t bandwidth) | |
6cb45879 | 777 | { |
215b95ba | 778 | struct xc2028_data *priv = fe->tuner_priv; |
ab0b9fc6 | 779 | int rc = -EINVAL; |
2ce4b3aa | 780 | unsigned char buf[4]; |
ab0b9fc6 | 781 | u32 div, offset = 0; |
6cb45879 | 782 | |
83fb340b | 783 | tuner_dbg("%s called\n", __FUNCTION__); |
215b95ba | 784 | |
de3fe21b MCC |
785 | mutex_lock(&priv->lock); |
786 | ||
d4e76681 MCC |
787 | /* HACK: It seems that specific firmware need to be reloaded |
788 | when freq is changed */ | |
701672eb | 789 | |
ab0b9fc6 | 790 | priv->firm_type = 0; |
701672eb | 791 | |
6cb45879 | 792 | /* Reset GPIO 1 */ |
215b95ba | 793 | rc = priv->tuner_callback(priv->video_dev, XC2028_TUNER_RESET, 0); |
ab0b9fc6 | 794 | if (rc < 0) |
215b95ba MCC |
795 | goto ret; |
796 | ||
6cb45879 | 797 | msleep(10); |
2ce4b3aa | 798 | tuner_dbg("should set frequency %d kHz\n", freq / 1000); |
6cb45879 | 799 | |
ab0b9fc6 | 800 | if (check_firmware(fe, new_mode, std, bandwidth) < 0) |
3b20532c | 801 | goto ret; |
2e4160ca | 802 | |
a44f1c43 | 803 | if (new_mode == T_DIGITAL_TV) { |
d4e76681 | 804 | offset = 2750000; |
a44f1c43 CP |
805 | if (priv->bandwidth == BANDWIDTH_7_MHZ) |
806 | offset -= 500000; | |
807 | } | |
2e4160ca | 808 | |
ab0b9fc6 | 809 | div = (freq - offset + DIV / 2) / DIV; |
2e4160ca | 810 | |
6cb45879 | 811 | /* CMD= Set frequency */ |
06fd82dc | 812 | if (priv->firm_version < 0x0202) |
47cc5b78 CP |
813 | rc = send_seq(priv, {0x00, 0x02, 0x00, 0x00}); |
814 | else | |
815 | rc = send_seq(priv, {0x80, 0x02, 0x00, 0x00}); | |
816 | if (rc < 0) | |
817 | goto ret; | |
de3fe21b | 818 | |
215b95ba | 819 | rc = priv->tuner_callback(priv->video_dev, XC2028_RESET_CLK, 1); |
ab0b9fc6 | 820 | if (rc < 0) |
215b95ba | 821 | goto ret; |
6cb45879 MCC |
822 | |
823 | msleep(10); | |
701672eb | 824 | |
ab0b9fc6 MCC |
825 | buf[0] = 0xff & (div >> 24); |
826 | buf[1] = 0xff & (div >> 16); | |
827 | buf[2] = 0xff & (div >> 8); | |
828 | buf[3] = 0xff & (div); | |
6cb45879 | 829 | |
47cc5b78 | 830 | rc = i2c_send(priv, buf, sizeof(buf)); |
ab0b9fc6 | 831 | if (rc < 0) |
3b20532c | 832 | goto ret; |
6cb45879 MCC |
833 | msleep(100); |
834 | ||
ab0b9fc6 | 835 | priv->frequency = freq; |
215b95ba | 836 | |
2ce4b3aa CP |
837 | tuner_dbg("divisor= %02x %02x %02x %02x (freq=%d.%03d)\n", |
838 | buf[0], buf[1], buf[2], buf[3], | |
839 | freq / 1000000, (freq % 1000000) / 1000); | |
3b20532c | 840 | |
ab0b9fc6 | 841 | rc = 0; |
6cb45879 | 842 | |
215b95ba MCC |
843 | ret: |
844 | mutex_unlock(&priv->lock); | |
6cb45879 | 845 | |
215b95ba | 846 | return rc; |
701672eb ML |
847 | } |
848 | ||
215b95ba | 849 | static int xc2028_set_tv_freq(struct dvb_frontend *fe, |
ab0b9fc6 | 850 | struct analog_parameters *p) |
6cb45879 | 851 | { |
215b95ba | 852 | struct xc2028_data *priv = fe->tuner_priv; |
6cb45879 | 853 | |
83fb340b | 854 | tuner_dbg("%s called\n", __FUNCTION__); |
6cb45879 | 855 | |
ab0b9fc6 | 856 | return generic_set_tv_freq(fe, 62500l * p->frequency, T_ANALOG_TV, |
ddf1c5f1 CP |
857 | p->std, BANDWIDTH_8_MHZ); |
858 | /* XXX Are some analog standards 6MHz? */ | |
215b95ba | 859 | } |
6cb45879 | 860 | |
215b95ba MCC |
861 | static int xc2028_set_params(struct dvb_frontend *fe, |
862 | struct dvb_frontend_parameters *p) | |
6cb45879 | 863 | { |
215b95ba | 864 | struct xc2028_data *priv = fe->tuner_priv; |
6cb45879 | 865 | |
83fb340b | 866 | tuner_dbg("%s called\n", __FUNCTION__); |
701672eb | 867 | |
215b95ba MCC |
868 | /* FIXME: Only OFDM implemented */ |
869 | if (fe->ops.info.type != FE_OFDM) { | |
83fb340b | 870 | tuner_err("DTV type not implemented.\n"); |
215b95ba | 871 | return -EINVAL; |
6cb45879 | 872 | } |
6cb45879 | 873 | |
215b95ba | 874 | return generic_set_tv_freq(fe, p->frequency, T_DIGITAL_TV, |
ab0b9fc6 MCC |
875 | 0 /* NOT USED */, |
876 | p->u.ofdm.bandwidth); | |
6cb45879 | 877 | |
6cb45879 | 878 | } |
701672eb | 879 | |
215b95ba | 880 | static int xc2028_dvb_release(struct dvb_frontend *fe) |
701672eb | 881 | { |
215b95ba MCC |
882 | struct xc2028_data *priv = fe->tuner_priv; |
883 | ||
83fb340b | 884 | tuner_dbg("%s called\n", __FUNCTION__); |
701672eb | 885 | |
aa501be9 CP |
886 | mutex_lock(&xc2028_list_mutex); |
887 | ||
215b95ba | 888 | priv->count--; |
701672eb | 889 | |
de3fe21b | 890 | if (!priv->count) { |
1808a698 MCC |
891 | list_del(&priv->xc2028_list); |
892 | ||
ab0b9fc6 | 893 | kfree(priv->ctrl.fname); |
de3fe21b MCC |
894 | |
895 | free_firmware(priv); | |
ab0b9fc6 | 896 | kfree(priv); |
06fd82dc | 897 | fe->tuner_priv = NULL; |
de3fe21b | 898 | } |
701672eb | 899 | |
aa501be9 CP |
900 | mutex_unlock(&xc2028_list_mutex); |
901 | ||
701672eb ML |
902 | return 0; |
903 | } | |
904 | ||
215b95ba | 905 | static int xc2028_get_frequency(struct dvb_frontend *fe, u32 *frequency) |
701672eb | 906 | { |
215b95ba | 907 | struct xc2028_data *priv = fe->tuner_priv; |
701672eb | 908 | |
83fb340b | 909 | tuner_dbg("%s called\n", __FUNCTION__); |
701672eb | 910 | |
215b95ba | 911 | *frequency = priv->frequency; |
701672eb ML |
912 | |
913 | return 0; | |
914 | } | |
915 | ||
ab0b9fc6 | 916 | static int xc2028_set_config(struct dvb_frontend *fe, void *priv_cfg) |
de3fe21b MCC |
917 | { |
918 | struct xc2028_data *priv = fe->tuner_priv; | |
919 | struct xc2028_ctrl *p = priv_cfg; | |
0a196b6f | 920 | int rc = 0; |
de3fe21b | 921 | |
83fb340b | 922 | tuner_dbg("%s called\n", __FUNCTION__); |
de3fe21b | 923 | |
06fd82dc CP |
924 | mutex_lock(&priv->lock); |
925 | ||
0a196b6f CP |
926 | kfree(priv->ctrl.fname); |
927 | free_firmware(priv); | |
de3fe21b | 928 | |
0a196b6f CP |
929 | memcpy(&priv->ctrl, p, sizeof(priv->ctrl)); |
930 | priv->ctrl.fname = NULL; | |
de3fe21b | 931 | |
0a196b6f CP |
932 | if (p->fname) { |
933 | priv->ctrl.fname = kstrdup(p->fname, GFP_KERNEL); | |
934 | if (priv->ctrl.fname == NULL) | |
935 | rc = -ENOMEM; | |
de3fe21b MCC |
936 | } |
937 | ||
0a196b6f CP |
938 | if (priv->ctrl.max_len < 9) |
939 | priv->ctrl.max_len = 13; | |
352fae1d | 940 | |
06fd82dc CP |
941 | mutex_unlock(&priv->lock); |
942 | ||
0a196b6f | 943 | return rc; |
de3fe21b MCC |
944 | } |
945 | ||
215b95ba | 946 | static const struct dvb_tuner_ops xc2028_dvb_tuner_ops = { |
701672eb | 947 | .info = { |
ab0b9fc6 MCC |
948 | .name = "Xceive XC3028", |
949 | .frequency_min = 42000000, | |
950 | .frequency_max = 864000000, | |
951 | .frequency_step = 50000, | |
952 | }, | |
701672eb | 953 | |
de3fe21b | 954 | .set_config = xc2028_set_config, |
215b95ba MCC |
955 | .set_analog_params = xc2028_set_tv_freq, |
956 | .release = xc2028_dvb_release, | |
957 | .get_frequency = xc2028_get_frequency, | |
958 | .get_rf_strength = xc2028_signal, | |
959 | .set_params = xc2028_set_params, | |
701672eb | 960 | |
701672eb ML |
961 | }; |
962 | ||
a37b4c9b | 963 | void *xc2028_attach(struct dvb_frontend *fe, struct xc2028_config *cfg) |
701672eb | 964 | { |
215b95ba | 965 | struct xc2028_data *priv; |
a37b4c9b | 966 | void *video_dev; |
701672eb | 967 | |
83fb340b | 968 | if (debug) |
3157ecef | 969 | printk(KERN_DEBUG PREFIX ": Xcv2028/3028 init called!\n"); |
701672eb | 970 | |
a37b4c9b ML |
971 | if (NULL == cfg->video_dev) |
972 | return NULL; | |
215b95ba | 973 | |
a37b4c9b | 974 | if (!fe) { |
3157ecef | 975 | printk(KERN_ERR PREFIX ": No frontend!\n"); |
a37b4c9b | 976 | return NULL; |
215b95ba MCC |
977 | } |
978 | ||
a37b4c9b ML |
979 | video_dev = cfg->video_dev; |
980 | ||
aa501be9 CP |
981 | mutex_lock(&xc2028_list_mutex); |
982 | ||
215b95ba | 983 | list_for_each_entry(priv, &xc2028_list, xc2028_list) { |
a37b4c9b ML |
984 | if (priv->video_dev == cfg->video_dev) { |
985 | video_dev = NULL; | |
986 | break; | |
987 | } | |
215b95ba MCC |
988 | } |
989 | ||
a37b4c9b | 990 | if (video_dev) { |
215b95ba | 991 | priv = kzalloc(sizeof(*priv), GFP_KERNEL); |
aa501be9 CP |
992 | if (priv == NULL) { |
993 | mutex_unlock(&xc2028_list_mutex); | |
a37b4c9b | 994 | return NULL; |
aa501be9 | 995 | } |
3b20532c | 996 | |
ab0b9fc6 MCC |
997 | priv->bandwidth = BANDWIDTH_6_MHZ; |
998 | priv->need_load_generic = 1; | |
215b95ba | 999 | priv->mode = T_UNINITIALIZED; |
a37b4c9b ML |
1000 | priv->i2c_props.addr = cfg->i2c_addr; |
1001 | priv->i2c_props.adap = cfg->i2c_adap; | |
215b95ba | 1002 | priv->video_dev = video_dev; |
a37b4c9b | 1003 | priv->tuner_callback = cfg->callback; |
0a196b6f | 1004 | priv->ctrl.max_len = 13; |
de3fe21b | 1005 | |
215b95ba MCC |
1006 | mutex_init(&priv->lock); |
1007 | ||
ab0b9fc6 | 1008 | list_add_tail(&priv->xc2028_list, &xc2028_list); |
215b95ba | 1009 | } |
a37b4c9b ML |
1010 | |
1011 | fe->tuner_priv = priv; | |
1808a698 | 1012 | priv->count++; |
215b95ba MCC |
1013 | |
1014 | memcpy(&fe->ops.tuner_ops, &xc2028_dvb_tuner_ops, | |
ab0b9fc6 | 1015 | sizeof(xc2028_dvb_tuner_ops)); |
215b95ba MCC |
1016 | |
1017 | tuner_info("type set to %s\n", "XCeive xc2028/xc3028 tuner"); | |
1018 | ||
aa501be9 CP |
1019 | mutex_unlock(&xc2028_list_mutex); |
1020 | ||
a37b4c9b | 1021 | return fe; |
215b95ba | 1022 | } |
a37b4c9b | 1023 | |
701672eb ML |
1024 | EXPORT_SYMBOL(xc2028_attach); |
1025 | ||
215b95ba | 1026 | MODULE_DESCRIPTION("Xceive xc2028/xc3028 tuner driver"); |
983d214e | 1027 | MODULE_AUTHOR("Michel Ludwig <michel.ludwig@gmail.com>"); |
215b95ba MCC |
1028 | MODULE_AUTHOR("Mauro Carvalho Chehab <mchehab@infradead.org>"); |
1029 | MODULE_LICENSE("GPL"); |