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Linux 2.6.17.7
[linux/fpc-iii.git] / drivers / media / video / tveeprom.c
blobb463e996961adbb5ee5b6c62db3a045402343adb
1 /*
2 * tveeprom - eeprom decoder for tvcard configuration eeproms
3 *
4 * Data and decoding routines shamelessly borrowed from bttv-cards.c
5 * eeprom access routine shamelessly borrowed from bttv-if.c
6 * which are:
7
8 Copyright (C) 1996,97,98 Ralph Metzler (rjkm@thp.uni-koeln.de)
9 & Marcus Metzler (mocm@thp.uni-koeln.de)
10 (c) 1999-2001 Gerd Knorr <kraxel@goldbach.in-berlin.de>
11
12 * Adjustments to fit a more general model and all bugs:
13
14 Copyright (C) 2003 John Klar <linpvr at projectplasma.com>
15
16 * This program is free software; you can redistribute it and/or modify
17 * it under the terms of the GNU General Public License as published by
18 * the Free Software Foundation; either version 2 of the License, or
19 * (at your option) any later version.
20 *
21 * This program is distributed in the hope that it will be useful,
22 * but WITHOUT ANY WARRANTY; without even the implied warranty of
23 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
24 * GNU General Public License for more details.
25 *
26 * You should have received a copy of the GNU General Public License
27 * along with this program; if not, write to the Free Software
28 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
29 */
30
31
32 #include <linux/module.h>
33 #include <linux/moduleparam.h>
34 #include <linux/errno.h>
35 #include <linux/kernel.h>
36 #include <linux/init.h>
37 #include <linux/types.h>
38 #include <linux/videodev.h>
39 #include <linux/i2c.h>
40
41 #include <media/tuner.h>
42 #include <media/tveeprom.h>
43 #include <media/v4l2-common.h>
44 #include <media/audiochip.h>
45
46 MODULE_DESCRIPTION("i2c Hauppauge eeprom decoder driver");
47 MODULE_AUTHOR("John Klar");
48 MODULE_LICENSE("GPL");
49
50 static int debug = 0;
51 module_param(debug, int, 0644);
52 MODULE_PARM_DESC(debug, "Debug level (0-1)");
53
54 #define STRM(array,i) (i < sizeof(array)/sizeof(char*) ? array[i] : "unknown")
55
56 #define tveeprom_info(fmt, arg...) \
57 v4l_printk(KERN_INFO, "tveeprom", c->adapter, c->addr, fmt , ## arg)
58 #define tveeprom_warn(fmt, arg...) \
59 v4l_printk(KERN_WARNING, "tveeprom", c->adapter, c->addr, fmt , ## arg)
60 #define tveeprom_dbg(fmt, arg...) do { \
61 if (debug) \
62 v4l_printk(KERN_DEBUG, "tveeprom", c->adapter, c->addr, fmt , ## arg); \
63 } while (0)
64
65 /*
66 * The Hauppauge eeprom uses an 8bit field to determine which
67 * tuner formats the tuner supports.
68 */
69 static struct HAUPPAUGE_TUNER_FMT
70 {
71 int id;
72 char *name;
73 }
74 hauppauge_tuner_fmt[] =
75 {
76 { V4L2_STD_UNKNOWN," UNKNOWN" },
77 { V4L2_STD_UNKNOWN," FM" },
78 { V4L2_STD_PAL_BG, " PAL(B/G)" },
79 { V4L2_STD_NTSC_M, " NTSC(M)" },
80 { V4L2_STD_PAL_I, " PAL(I)" },
81 { V4L2_STD_SECAM_L," SECAM(L/L')" },
82 { V4L2_STD_PAL_DK, " PAL(D/D1/K)" },
83 { V4L2_STD_ATSC, " ATSC/DVB Digital" },
84 };
85
86 /* This is the full list of possible tuners. Many thanks to Hauppauge for
87 supplying this information. Note that many tuners where only used for
88 testing and never made it to the outside world. So you will only see
89 a subset in actual produced cards. */
90 static struct HAUPPAUGE_TUNER
91 {
92 int id;
93 char *name;
94 }
95 hauppauge_tuner[] =
96 {
97 /* 0-9 */
98 { TUNER_ABSENT, "None" },
99 { TUNER_ABSENT, "External" },
100 { TUNER_ABSENT, "Unspecified" },
101 { TUNER_PHILIPS_PAL, "Philips FI1216" },
102 { TUNER_PHILIPS_SECAM, "Philips FI1216MF" },
103 { TUNER_PHILIPS_NTSC, "Philips FI1236" },
104 { TUNER_PHILIPS_PAL_I, "Philips FI1246" },
105 { TUNER_PHILIPS_PAL_DK,"Philips FI1256" },
106 { TUNER_PHILIPS_PAL, "Philips FI1216 MK2" },
107 { TUNER_PHILIPS_SECAM, "Philips FI1216MF MK2" },
108 /* 10-19 */
109 { TUNER_PHILIPS_NTSC, "Philips FI1236 MK2" },
110 { TUNER_PHILIPS_PAL_I, "Philips FI1246 MK2" },
111 { TUNER_PHILIPS_PAL_DK,"Philips FI1256 MK2" },
112 { TUNER_TEMIC_NTSC, "Temic 4032FY5" },
113 { TUNER_TEMIC_PAL, "Temic 4002FH5" },
114 { TUNER_TEMIC_PAL_I, "Temic 4062FY5" },
115 { TUNER_PHILIPS_PAL, "Philips FR1216 MK2" },
116 { TUNER_PHILIPS_SECAM, "Philips FR1216MF MK2" },
117 { TUNER_PHILIPS_NTSC, "Philips FR1236 MK2" },
118 { TUNER_PHILIPS_PAL_I, "Philips FR1246 MK2" },
119 /* 20-29 */
120 { TUNER_PHILIPS_PAL_DK,"Philips FR1256 MK2" },
121 { TUNER_PHILIPS_PAL, "Philips FM1216" },
122 { TUNER_PHILIPS_SECAM, "Philips FM1216MF" },
123 { TUNER_PHILIPS_NTSC, "Philips FM1236" },
124 { TUNER_PHILIPS_PAL_I, "Philips FM1246" },
125 { TUNER_PHILIPS_PAL_DK,"Philips FM1256" },
126 { TUNER_TEMIC_4036FY5_NTSC, "Temic 4036FY5" },
127 { TUNER_ABSENT, "Samsung TCPN9082D" },
128 { TUNER_ABSENT, "Samsung TCPM9092P" },
129 { TUNER_TEMIC_4006FH5_PAL, "Temic 4006FH5" },
130 /* 30-39 */
131 { TUNER_ABSENT, "Samsung TCPN9085D" },
132 { TUNER_ABSENT, "Samsung TCPB9085P" },
133 { TUNER_ABSENT, "Samsung TCPL9091P" },
134 { TUNER_TEMIC_4039FR5_NTSC, "Temic 4039FR5" },
135 { TUNER_PHILIPS_FQ1216ME, "Philips FQ1216 ME" },
136 { TUNER_TEMIC_4066FY5_PAL_I, "Temic 4066FY5" },
137 { TUNER_PHILIPS_NTSC, "Philips TD1536" },
138 { TUNER_PHILIPS_NTSC, "Philips TD1536D" },
139 { TUNER_PHILIPS_NTSC, "Philips FMR1236" }, /* mono radio */
140 { TUNER_ABSENT, "Philips FI1256MP" },
141 /* 40-49 */
142 { TUNER_ABSENT, "Samsung TCPQ9091P" },
143 { TUNER_TEMIC_4006FN5_MULTI_PAL, "Temic 4006FN5" },
144 { TUNER_TEMIC_4009FR5_PAL, "Temic 4009FR5" },
145 { TUNER_TEMIC_4046FM5, "Temic 4046FM5" },
146 { TUNER_TEMIC_4009FN5_MULTI_PAL_FM, "Temic 4009FN5" },
147 { TUNER_ABSENT, "Philips TD1536D FH 44"},
148 { TUNER_LG_NTSC_FM, "LG TP18NSR01F"},
149 { TUNER_LG_PAL_FM, "LG TP18PSB01D"},
150 { TUNER_LG_PAL, "LG TP18PSB11D"},
151 { TUNER_LG_PAL_I_FM, "LG TAPC-I001D"},
152 /* 50-59 */
153 { TUNER_LG_PAL_I, "LG TAPC-I701D"},
154 { TUNER_ABSENT, "Temic 4042FI5"},
155 { TUNER_MICROTUNE_4049FM5, "Microtune 4049 FM5"},
156 { TUNER_ABSENT, "LG TPI8NSR11F"},
157 { TUNER_ABSENT, "Microtune 4049 FM5 Alt I2C"},
158 { TUNER_PHILIPS_FM1216ME_MK3, "Philips FQ1216ME MK3"},
159 { TUNER_ABSENT, "Philips FI1236 MK3"},
160 { TUNER_PHILIPS_FM1216ME_MK3, "Philips FM1216 ME MK3"},
161 { TUNER_PHILIPS_FM1236_MK3, "Philips FM1236 MK3"},
162 { TUNER_ABSENT, "Philips FM1216MP MK3"},
163 /* 60-69 */
164 { TUNER_PHILIPS_FM1216ME_MK3, "LG S001D MK3"},
165 { TUNER_ABSENT, "LG M001D MK3"},
166 { TUNER_ABSENT, "LG S701D MK3"},
167 { TUNER_ABSENT, "LG M701D MK3"},
168 { TUNER_ABSENT, "Temic 4146FM5"},
169 { TUNER_ABSENT, "Temic 4136FY5"},
170 { TUNER_ABSENT, "Temic 4106FH5"},
171 { TUNER_ABSENT, "Philips FQ1216LMP MK3"},
172 { TUNER_LG_NTSC_TAPE, "LG TAPE H001F MK3"},
173 { TUNER_LG_NTSC_TAPE, "LG TAPE H701F MK3"},
174 /* 70-79 */
175 { TUNER_ABSENT, "LG TALN H200T"},
176 { TUNER_ABSENT, "LG TALN H250T"},
177 { TUNER_ABSENT, "LG TALN M200T"},
178 { TUNER_ABSENT, "LG TALN Z200T"},
179 { TUNER_ABSENT, "LG TALN S200T"},
180 { TUNER_ABSENT, "Thompson DTT7595"},
181 { TUNER_ABSENT, "Thompson DTT7592"},
182 { TUNER_ABSENT, "Silicon TDA8275C1 8290"},
183 { TUNER_ABSENT, "Silicon TDA8275C1 8290 FM"},
184 { TUNER_ABSENT, "Thompson DTT757"},
185 /* 80-89 */
186 { TUNER_ABSENT, "Philips FQ1216LME MK3"},
187 { TUNER_ABSENT, "LG TAPC G701D"},
188 { TUNER_LG_NTSC_NEW_TAPC, "LG TAPC H791F"},
189 { TUNER_LG_PAL_NEW_TAPC, "TCL 2002MB 3"},
190 { TUNER_LG_PAL_NEW_TAPC, "TCL 2002MI 3"},
191 { TUNER_TCL_2002N, "TCL 2002N 6A"},
192 { TUNER_PHILIPS_FM1236_MK3, "Philips FQ1236 MK3"},
193 { TUNER_SAMSUNG_TCPN_2121P30A, "Samsung TCPN 2121P30A"},
194 { TUNER_ABSENT, "Samsung TCPE 4121P30A"},
195 { TUNER_PHILIPS_FM1216ME_MK3, "TCL MFPE05 2"},
196 /* 90-99 */
197 { TUNER_ABSENT, "LG TALN H202T"},
198 { TUNER_PHILIPS_FQ1216AME_MK4, "Philips FQ1216AME MK4"},
199 { TUNER_PHILIPS_FQ1236A_MK4, "Philips FQ1236A MK4"},
200 { TUNER_ABSENT, "Philips FQ1286A MK4"},
201 { TUNER_ABSENT, "Philips FQ1216ME MK5"},
202 { TUNER_ABSENT, "Philips FQ1236 MK5"},
203 { TUNER_ABSENT, "Samsung TCPG_6121P30A"},
204 { TUNER_TCL_2002MB, "TCL 2002MB_3H"},
205 { TUNER_ABSENT, "TCL 2002MI_3H"},
206 { TUNER_TCL_2002N, "TCL 2002N 5H"},
207 /* 100-109 */
208 { TUNER_PHILIPS_FMD1216ME_MK3, "Philips FMD1216ME"},
209 { TUNER_TEA5767, "Philips TEA5768HL FM Radio"},
210 { TUNER_ABSENT, "Panasonic ENV57H12D5"},
211 { TUNER_PHILIPS_FM1236_MK3, "TCL MFNM05-4"},
212 { TUNER_ABSENT, "TCL MNM05-4"},
213 { TUNER_PHILIPS_FM1216ME_MK3, "TCL MPE05-2"},
214 { TUNER_ABSENT, "TCL MQNM05-4"},
215 { TUNER_ABSENT, "LG TAPC-W701D"},
216 { TUNER_ABSENT, "TCL 9886P-WM"},
217 { TUNER_ABSENT, "TCL 1676NM-WM"},
218 /* 110-119 */
219 { TUNER_ABSENT, "Thompson DTT75105"},
220 { TUNER_ABSENT, "Conexant_CX24109"},
221 { TUNER_TCL_2002N, "TCL M2523_5N_E"},
222 { TUNER_ABSENT, "TCL M2523_3DB_E"},
223 { TUNER_ABSENT, "Philips 8275A"},
224 { TUNER_ABSENT, "Microtune MT2060"},
225 { TUNER_ABSENT, "Philips FM1236 MK5"},
226 { TUNER_ABSENT, "Philips FM1216ME MK5"},
227 { TUNER_ABSENT, "TCL M2523_3DI_E"},
228 { TUNER_ABSENT, "Samsung THPD5222FG30A"},
229 /* 120-129 */
230 { TUNER_ABSENT, "Xceive XC3028"},
231 { TUNER_ABSENT, "Philips FQ1216LME MK5"},
232 };
233
234 static struct HAUPPAUGE_AUDIOIC
235 {
236 enum audiochip id;
237 char *name;
238 }
239 audioIC[] =
240 {
241 /* 0-4 */
242 {AUDIO_CHIP_NONE, "None"},
243 {AUDIO_CHIP_TEA6300, "TEA6300"},
244 {AUDIO_CHIP_TEA6300, "TEA6320"},
245 {AUDIO_CHIP_TDA985X, "TDA9850"},
246 {AUDIO_CHIP_MSP34XX, "MSP3400C"},
247 /* 5-9 */
248 {AUDIO_CHIP_MSP34XX, "MSP3410D"},
249 {AUDIO_CHIP_MSP34XX, "MSP3415"},
250 {AUDIO_CHIP_MSP34XX, "MSP3430"},
251 {AUDIO_CHIP_MSP34XX, "MSP3438"},
252 {AUDIO_CHIP_UNKNOWN, "CS5331"},
253 /* 10-14 */
254 {AUDIO_CHIP_MSP34XX, "MSP3435"},
255 {AUDIO_CHIP_MSP34XX, "MSP3440"},
256 {AUDIO_CHIP_MSP34XX, "MSP3445"},
257 {AUDIO_CHIP_MSP34XX, "MSP3411"},
258 {AUDIO_CHIP_MSP34XX, "MSP3416"},
259 /* 15-19 */
260 {AUDIO_CHIP_MSP34XX, "MSP3425"},
261 {AUDIO_CHIP_MSP34XX, "MSP3451"},
262 {AUDIO_CHIP_MSP34XX, "MSP3418"},
263 {AUDIO_CHIP_UNKNOWN, "Type 0x12"},
264 {AUDIO_CHIP_UNKNOWN, "OKI7716"},
265 /* 20-24 */
266 {AUDIO_CHIP_MSP34XX, "MSP4410"},
267 {AUDIO_CHIP_MSP34XX, "MSP4420"},
268 {AUDIO_CHIP_MSP34XX, "MSP4440"},
269 {AUDIO_CHIP_MSP34XX, "MSP4450"},
270 {AUDIO_CHIP_MSP34XX, "MSP4408"},
271 /* 25-29 */
272 {AUDIO_CHIP_MSP34XX, "MSP4418"},
273 {AUDIO_CHIP_MSP34XX, "MSP4428"},
274 {AUDIO_CHIP_MSP34XX, "MSP4448"},
275 {AUDIO_CHIP_MSP34XX, "MSP4458"},
276 {AUDIO_CHIP_MSP34XX, "Type 0x1d"},
277 /* 30-34 */
278 {AUDIO_CHIP_INTERNAL, "CX880"},
279 {AUDIO_CHIP_INTERNAL, "CX881"},
280 {AUDIO_CHIP_INTERNAL, "CX883"},
281 {AUDIO_CHIP_INTERNAL, "CX882"},
282 {AUDIO_CHIP_INTERNAL, "CX25840"},
283 /* 35-38 */
284 {AUDIO_CHIP_INTERNAL, "CX25841"},
285 {AUDIO_CHIP_INTERNAL, "CX25842"},
286 {AUDIO_CHIP_INTERNAL, "CX25843"},
287 {AUDIO_CHIP_INTERNAL, "CX23418"},
288 };
289
290 /* This list is supplied by Hauppauge. Thanks! */
291 static const char *decoderIC[] = {
292 /* 0-4 */
293 "None", "BT815", "BT817", "BT819", "BT815A",
294 /* 5-9 */
295 "BT817A", "BT819A", "BT827", "BT829", "BT848",
296 /* 10-14 */
297 "BT848A", "BT849A", "BT829A", "BT827A", "BT878",
298 /* 15-19 */
299 "BT879", "BT880", "VPX3226E", "SAA7114", "SAA7115",
300 /* 20-24 */
301 "CX880", "CX881", "CX883", "SAA7111", "SAA7113",
302 /* 25-29 */
303 "CX882", "TVP5150A", "CX25840", "CX25841", "CX25842",
304 /* 30-31 */
305 "CX25843", "CX23418",
306 };
307
308 static int hasRadioTuner(int tunerType)
309 {
310 switch (tunerType) {
311 case 18: //PNPEnv_TUNER_FR1236_MK2:
312 case 23: //PNPEnv_TUNER_FM1236:
313 case 38: //PNPEnv_TUNER_FMR1236:
314 case 16: //PNPEnv_TUNER_FR1216_MK2:
315 case 19: //PNPEnv_TUNER_FR1246_MK2:
316 case 21: //PNPEnv_TUNER_FM1216:
317 case 24: //PNPEnv_TUNER_FM1246:
318 case 17: //PNPEnv_TUNER_FR1216MF_MK2:
319 case 22: //PNPEnv_TUNER_FM1216MF:
320 case 20: //PNPEnv_TUNER_FR1256_MK2:
321 case 25: //PNPEnv_TUNER_FM1256:
322 case 33: //PNPEnv_TUNER_4039FR5:
323 case 42: //PNPEnv_TUNER_4009FR5:
324 case 52: //PNPEnv_TUNER_4049FM5:
325 case 54: //PNPEnv_TUNER_4049FM5_AltI2C:
326 case 44: //PNPEnv_TUNER_4009FN5:
327 case 31: //PNPEnv_TUNER_TCPB9085P:
328 case 30: //PNPEnv_TUNER_TCPN9085D:
329 case 46: //PNPEnv_TUNER_TP18NSR01F:
330 case 47: //PNPEnv_TUNER_TP18PSB01D:
331 case 49: //PNPEnv_TUNER_TAPC_I001D:
332 case 60: //PNPEnv_TUNER_TAPE_S001D_MK3:
333 case 57: //PNPEnv_TUNER_FM1216ME_MK3:
334 case 59: //PNPEnv_TUNER_FM1216MP_MK3:
335 case 58: //PNPEnv_TUNER_FM1236_MK3:
336 case 68: //PNPEnv_TUNER_TAPE_H001F_MK3:
337 case 61: //PNPEnv_TUNER_TAPE_M001D_MK3:
338 case 78: //PNPEnv_TUNER_TDA8275C1_8290_FM:
339 case 89: //PNPEnv_TUNER_TCL_MFPE05_2:
340 case 92: //PNPEnv_TUNER_PHILIPS_FQ1236A_MK4:
341 case 105:
342 return 1;
343 }
344 return 0;
345 }
346
347 void tveeprom_hauppauge_analog(struct i2c_client *c, struct tveeprom *tvee,
348 unsigned char *eeprom_data)
349 {
350 /* ----------------------------------------------
351 ** The hauppauge eeprom format is tagged
352 **
353 ** if packet[0] == 0x84, then packet[0..1] == length
354 ** else length = packet[0] & 3f;
355 ** if packet[0] & f8 == f8, then EOD and packet[1] == checksum
356 **
357 ** In our (ivtv) case we're interested in the following:
358 ** tuner type: tag [00].05 or [0a].01 (index into hauppauge_tuner)
359 ** tuner fmts: tag [00].04 or [0a].00 (bitmask index into hauppauge_tuner_fmt)
360 ** radio: tag [00].{last} or [0e].00 (bitmask. bit2=FM)
361 ** audio proc: tag [02].01 or [05].00 (mask with 0x7f)
362 ** decoder proc: tag [09].01)
363
364 ** Fun info:
365 ** model: tag [00].07-08 or [06].00-01
366 ** revision: tag [00].09-0b or [06].04-06
367 ** serial#: tag [01].05-07 or [04].04-06
368
369 ** # of inputs/outputs ???
370 */
371
372 int i, j, len, done, beenhere, tag,start;
373
374 int tuner1 = 0, t_format1 = 0, audioic=-1;
375 char *t_name1 = NULL;
376 const char *t_fmt_name1[8] = { " none", "", "", "", "", "", "", "" };
377
378 int tuner2 = 0, t_format2 = 0;
379 char *t_name2 = NULL;
380 const char *t_fmt_name2[8] = { " none", "", "", "", "", "", "", "" };
381
382 memset(tvee, 0, sizeof(*tvee));
383 done = len = beenhere = 0;
384
385 /* Hack for processing eeprom for em28xx and cx 2388x*/
386 if ((eeprom_data[0] == 0x1a) && (eeprom_data[1] == 0xeb) &&
387 (eeprom_data[2] == 0x67) && (eeprom_data[3] == 0x95))
388 start=0xa0; /* Generic em28xx offset */
389 else if (((eeprom_data[0] & 0xe1) == 0x01) &&
390 (eeprom_data[1] == 0x00) &&
391 (eeprom_data[2] == 0x00) &&
392 (eeprom_data[8] == 0x84))
393 start=8; /* Generic cx2388x offset */
394 else
395 start=0;
396
397 for (i = start; !done && i < 256; i += len) {
398 if (eeprom_data[i] == 0x84) {
399 len = eeprom_data[i + 1] + (eeprom_data[i + 2] << 8);
400 i += 3;
401 } else if ((eeprom_data[i] & 0xf0) == 0x70) {
402 if (eeprom_data[i] & 0x08) {
403 /* verify checksum! */
404 done = 1;
405 break;
406 }
407 len = eeprom_data[i] & 0x07;
408 ++i;
409 } else {
410 tveeprom_warn("Encountered bad packet header [%02x]. "
411 "Corrupt or not a Hauppauge eeprom.\n", eeprom_data[i]);
412 return;
413 }
414
415 if (debug) {
416 tveeprom_info("Tag [%02x] + %d bytes:", eeprom_data[i], len - 1);
417 for(j = 1; j < len; j++) {
418 printk(" %02x", eeprom_data[i + j]);
419 }
420 printk("\n");
421 }
422
423 /* process by tag */
424 tag = eeprom_data[i];
425 switch (tag) {
426 case 0x00:
427 /* tag: 'Comprehensive' */
428 tuner1 = eeprom_data[i+6];
429 t_format1 = eeprom_data[i+5];
430 tvee->has_radio = eeprom_data[i+len-1];
431 /* old style tag, don't know how to detect
432 IR presence, mark as unknown. */
433 tvee->has_ir = 2;
434 tvee->model =
435 eeprom_data[i+8] +
436 (eeprom_data[i+9] << 8);
437 tvee->revision = eeprom_data[i+10] +
438 (eeprom_data[i+11] << 8) +
439 (eeprom_data[i+12] << 16);
440 break;
441
442 case 0x01:
443 /* tag: 'SerialID' */
444 tvee->serial_number =
445 eeprom_data[i+6] +
446 (eeprom_data[i+7] << 8) +
447 (eeprom_data[i+8] << 16);
448 break;
449
450 case 0x02:
451 /* tag 'AudioInfo'
452 Note mask with 0x7F, high bit used on some older models
453 to indicate 4052 mux was removed in favor of using MSP
454 inputs directly. */
455 audioic = eeprom_data[i+2] & 0x7f;
456 if (audioic < sizeof(audioIC)/sizeof(*audioIC))
457 tvee->audio_processor = audioIC[audioic].id;
458 else
459 tvee->audio_processor = AUDIO_CHIP_UNKNOWN;
460 break;
461
462 /* case 0x03: tag 'EEInfo' */
463
464 case 0x04:
465 /* tag 'SerialID2' */
466 tvee->serial_number =
467 eeprom_data[i+5] +
468 (eeprom_data[i+6] << 8) +
469 (eeprom_data[i+7] << 16);
470
471 if ( (eeprom_data[i + 8] && 0xf0) &&
472 (tvee->serial_number < 0xffffff) ) {
473 tvee->MAC_address[0] = 0x00;
474 tvee->MAC_address[1] = 0x0D;
475 tvee->MAC_address[2] = 0xFE;
476 tvee->MAC_address[3] = eeprom_data[i + 7];
477 tvee->MAC_address[4] = eeprom_data[i + 6];
478 tvee->MAC_address[5] = eeprom_data[i + 5];
479 tvee->has_MAC_address = 1;
480 }
481 break;
482
483 case 0x05:
484 /* tag 'Audio2'
485 Note mask with 0x7F, high bit used on some older models
486 to indicate 4052 mux was removed in favor of using MSP
487 inputs directly. */
488 audioic = eeprom_data[i+1] & 0x7f;
489 if (audioic < sizeof(audioIC)/sizeof(*audioIC))
490 tvee->audio_processor = audioIC[audioic].id;
491 else
492 tvee->audio_processor = AUDIO_CHIP_UNKNOWN;
493
494 break;
495
496 case 0x06:
497 /* tag 'ModelRev' */
498 tvee->model =
499 eeprom_data[i + 1] +
500 (eeprom_data[i + 2] << 8) +
501 (eeprom_data[i + 3] << 16) +
502 (eeprom_data[i + 4] << 24);
503 tvee->revision =
504 eeprom_data[i +5 ] +
505 (eeprom_data[i + 6] << 8) +
506 (eeprom_data[i + 7] << 16);
507 break;
508
509 case 0x07:
510 /* tag 'Details': according to Hauppauge not interesting
511 on any PCI-era or later boards. */
512 break;
513
514 /* there is no tag 0x08 defined */
515
516 case 0x09:
517 /* tag 'Video' */
518 tvee->decoder_processor = eeprom_data[i + 1];
519 break;
520
521 case 0x0a:
522 /* tag 'Tuner' */
523 if (beenhere == 0) {
524 tuner1 = eeprom_data[i+2];
525 t_format1 = eeprom_data[i+1];
526 beenhere = 1;
527 } else {
528 /* a second (radio) tuner may be present */
529 tuner2 = eeprom_data[i+2];
530 t_format2 = eeprom_data[i+1];
531 if (t_format2 == 0) { /* not a TV tuner? */
532 tvee->has_radio = 1; /* must be radio */
533 }
534 }
535 break;
536
537 case 0x0b:
538 /* tag 'Inputs': according to Hauppauge this is specific
539 to each driver family, so no good assumptions can be
540 made. */
541 break;
542
543 /* case 0x0c: tag 'Balun' */
544 /* case 0x0d: tag 'Teletext' */
545
546 case 0x0e:
547 /* tag: 'Radio' */
548 tvee->has_radio = eeprom_data[i+1];
549 break;
550
551 case 0x0f:
552 /* tag 'IRInfo' */
553 tvee->has_ir = eeprom_data[i+1];
554 break;
555
556 /* case 0x10: tag 'VBIInfo' */
557 /* case 0x11: tag 'QCInfo' */
558 /* case 0x12: tag 'InfoBits' */
559
560 default:
561 tveeprom_dbg("Not sure what to do with tag [%02x]\n", tag);
562 /* dump the rest of the packet? */
563 }
564 }
565
566 if (!done) {
567 tveeprom_warn("Ran out of data!\n");
568 return;
569 }
570
571 if (tvee->revision != 0) {
572 tvee->rev_str[0] = 32 + ((tvee->revision >> 18) & 0x3f);
573 tvee->rev_str[1] = 32 + ((tvee->revision >> 12) & 0x3f);
574 tvee->rev_str[2] = 32 + ((tvee->revision >> 6) & 0x3f);
575 tvee->rev_str[3] = 32 + ( tvee->revision & 0x3f);
576 tvee->rev_str[4] = 0;
577 }
578
579 if (hasRadioTuner(tuner1) && !tvee->has_radio) {
580 tveeprom_info("The eeprom says no radio is present, but the tuner type\n");
581 tveeprom_info("indicates otherwise. I will assume that radio is present.\n");
582 tvee->has_radio = 1;
583 }
584
585 if (tuner1 < sizeof(hauppauge_tuner)/sizeof(struct HAUPPAUGE_TUNER)) {
586 tvee->tuner_type = hauppauge_tuner[tuner1].id;
587 t_name1 = hauppauge_tuner[tuner1].name;
588 } else {
589 t_name1 = "unknown";
590 }
591
592 if (tuner2 < sizeof(hauppauge_tuner)/sizeof(struct HAUPPAUGE_TUNER)) {
593 tvee->tuner2_type = hauppauge_tuner[tuner2].id;
594 t_name2 = hauppauge_tuner[tuner2].name;
595 } else {
596 t_name2 = "unknown";
597 }
598
599 tvee->tuner_hauppauge_model = tuner1;
600 tvee->tuner2_hauppauge_model = tuner2;
601 tvee->tuner_formats = 0;
602 tvee->tuner2_formats = 0;
603 for (i = j = 0; i < 8; i++) {
604 if (t_format1 & (1 << i)) {
605 tvee->tuner_formats |= hauppauge_tuner_fmt[i].id;
606 t_fmt_name1[j++] = hauppauge_tuner_fmt[i].name;
607 }
608 if (t_format2 & (1 << i)) {
609 tvee->tuner2_formats |= hauppauge_tuner_fmt[i].id;
610 t_fmt_name2[j++] = hauppauge_tuner_fmt[i].name;
611 }
612 }
613
614 tveeprom_info("Hauppauge model %d, rev %s, serial# %d\n",
615 tvee->model, tvee->rev_str, tvee->serial_number);
616 if (tvee->has_MAC_address == 1) {
617 tveeprom_info("MAC address is %02X-%02X-%02X-%02X-%02X-%02X\n",
618 tvee->MAC_address[0], tvee->MAC_address[1],
619 tvee->MAC_address[2], tvee->MAC_address[3],
620 tvee->MAC_address[4], tvee->MAC_address[5]);
621 }
622 tveeprom_info("tuner model is %s (idx %d, type %d)\n",
623 t_name1, tuner1, tvee->tuner_type);
624 tveeprom_info("TV standards%s%s%s%s%s%s%s%s (eeprom 0x%02x)\n",
625 t_fmt_name1[0], t_fmt_name1[1], t_fmt_name1[2], t_fmt_name1[3],
626 t_fmt_name1[4], t_fmt_name1[5], t_fmt_name1[6], t_fmt_name1[7],
627 t_format1);
628 if (tuner2) {
629 tveeprom_info("second tuner model is %s (idx %d, type %d)\n",
630 t_name2, tuner2, tvee->tuner2_type);
631 }
632 if (t_format2) {
633 tveeprom_info("TV standards%s%s%s%s%s%s%s%s (eeprom 0x%02x)\n",
634 t_fmt_name2[0], t_fmt_name2[1], t_fmt_name2[2], t_fmt_name2[3],
635 t_fmt_name2[4], t_fmt_name2[5], t_fmt_name2[6], t_fmt_name2[7],
636 t_format2);
637 }
638 if (audioic<0) {
639 tveeprom_info("audio processor is unknown (no idx)\n");
640 tvee->audio_processor=AUDIO_CHIP_UNKNOWN;
641 } else {
642 if (audioic < sizeof(audioIC)/sizeof(*audioIC))
643 tveeprom_info("audio processor is %s (idx %d)\n",
644 audioIC[audioic].name,audioic);
645 else
646 tveeprom_info("audio processor is unknown (idx %d)\n",
647 audioic);
648 }
649 if (tvee->decoder_processor) {
650 tveeprom_info("decoder processor is %s (idx %d)\n",
651 STRM(decoderIC, tvee->decoder_processor),
652 tvee->decoder_processor);
653 }
654 if (tvee->has_ir == 2)
655 tveeprom_info("has %sradio\n",
656 tvee->has_radio ? "" : "no ");
657 else
658 tveeprom_info("has %sradio, has %sIR remote\n",
659 tvee->has_radio ? "" : "no ",
660 tvee->has_ir ? "" : "no ");
661 }
662 EXPORT_SYMBOL(tveeprom_hauppauge_analog);
663
664 /* ----------------------------------------------------------------------- */
665 /* generic helper functions */
666
667 int tveeprom_read(struct i2c_client *c, unsigned char *eedata, int len)
668 {
669 unsigned char buf;
670 int err;
671
672 buf = 0;
673 if (1 != (err = i2c_master_send(c, &buf, 1))) {
674 tveeprom_info("Huh, no eeprom present (err=%d)?\n", err);
675 return -1;
676 }
677 if (len != (err = i2c_master_recv(c, eedata, len))) {
678 tveeprom_warn("i2c eeprom read error (err=%d)\n", err);
679 return -1;
680 }
681 if (debug) {
682 int i;
683
684 tveeprom_info("full 256-byte eeprom dump:\n");
685 for (i = 0; i < len; i++) {
686 if (0 == (i % 16))
687 tveeprom_info("%02x:", i);
688 printk(" %02x", eedata[i]);
689 if (15 == (i % 16))
690 printk("\n");
691 }
692 }
693 return 0;
694 }
695 EXPORT_SYMBOL(tveeprom_read);
696
697 /* ----------------------------------------------------------------------- */
698 /* needed for ivtv.sf.net at the moment. Should go away in the long */
699 /* run, just call the exported tveeprom_* directly, there is no point in */
700 /* using the indirect way via i2c_driver->command() */
701
702 static unsigned short normal_i2c[] = {
703 0xa0 >> 1,
704 I2C_CLIENT_END,
705 };
706
707 I2C_CLIENT_INSMOD;
708
709 static struct i2c_driver i2c_driver_tveeprom;
710
711 static int
712 tveeprom_command(struct i2c_client *client,
713 unsigned int cmd,
714 void *arg)
715 {
716 struct tveeprom eeprom;
717 u32 *eeprom_props = arg;
718 u8 *buf;
719
720 switch (cmd) {
721 case 0:
722 buf = kzalloc(256,GFP_KERNEL);
723 tveeprom_read(client,buf,256);
724 tveeprom_hauppauge_analog(client, &eeprom,buf);
725 kfree(buf);
726 eeprom_props[0] = eeprom.tuner_type;
727 eeprom_props[1] = eeprom.tuner_formats;
728 eeprom_props[2] = eeprom.model;
729 eeprom_props[3] = eeprom.revision;
730 eeprom_props[4] = eeprom.has_radio;
731 break;
732 default:
733 return -EINVAL;
734 }
735 return 0;
736 }
737
738 static int
739 tveeprom_detect_client(struct i2c_adapter *adapter,
740 int address,
741 int kind)
742 {
743 struct i2c_client *client;
744
745 client = kzalloc(sizeof(struct i2c_client), GFP_KERNEL);
746 if (NULL == client)
747 return -ENOMEM;
748 client->addr = address;
749 client->adapter = adapter;
750 client->driver = &i2c_driver_tveeprom;
751 snprintf(client->name, sizeof(client->name), "tveeprom");
752 i2c_attach_client(client);
753
754 return 0;
755 }
756
757 static int
758 tveeprom_attach_adapter (struct i2c_adapter *adapter)
759 {
760 if (adapter->class & I2C_CLASS_TV_ANALOG)
761 return i2c_probe(adapter, &addr_data, tveeprom_detect_client);
762 return 0;
763 }
764
765 static int
766 tveeprom_detach_client (struct i2c_client *client)
767 {
768 int err;
769
770 err = i2c_detach_client(client);
771 if (err < 0)
772 return err;
773 kfree(client);
774 return 0;
775 }
776
777 static struct i2c_driver i2c_driver_tveeprom = {
778 .driver = {
779 .name = "tveeprom",
780 },
781 .id = I2C_DRIVERID_TVEEPROM,
782 .attach_adapter = tveeprom_attach_adapter,
783 .detach_client = tveeprom_detach_client,
784 .command = tveeprom_command,
785 };
786
787 static int __init tveeprom_init(void)
788 {
789 return i2c_add_driver(&i2c_driver_tveeprom);
790 }
791
792 static void __exit tveeprom_exit(void)
793 {
794 i2c_del_driver(&i2c_driver_tveeprom);
795 }
796
797 module_init(tveeprom_init);
798 module_exit(tveeprom_exit);
799
800 /*
801 * Local variables:
802 * c-basic-offset: 8
803 * End:
804 */
Linux with added FPC-III support