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[PATCH] v4l: 729: fixed include when compiling at kernel tree
[linux-2.6/linux-acpi-2.6/ibm-acpi-2.6.git] / drivers / media / video / tveeprom.c
blobee605712bf192b90f9d5d06e6128e34d046d7e87
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/audiochip.h>
44
45 MODULE_DESCRIPTION("i2c Hauppauge eeprom decoder driver");
46 MODULE_AUTHOR("John Klar");
47 MODULE_LICENSE("GPL");
48
49 static int debug = 0;
50 module_param(debug, int, 0644);
51 MODULE_PARM_DESC(debug, "Debug level (0-1)");
52
53 #define STRM(array,i) (i < sizeof(array)/sizeof(char*) ? array[i] : "unknown")
54
55 #define tveeprom_info(fmt, arg...) do {\
56 printk(KERN_INFO "tveeprom %d-%04x: " fmt, \
57 c->adapter->nr, c->addr , ##arg); } while (0)
58 #define tveeprom_warn(fmt, arg...) do {\
59 printk(KERN_WARNING "tveeprom %d-%04x: " fmt, \
60 c->adapter->nr, c->addr , ##arg); } while (0)
61 #define tveeprom_dbg(fmt, arg...) do {\
62 if (debug) \
63 printk(KERN_INFO "tveeprom %d-%04x: " fmt, \
64 c->adapter->nr, c->addr , ##arg); } while (0)
65
66
67 /* ----------------------------------------------------------------------- */
68 /* some hauppauge specific stuff */
69
70 static struct HAUPPAUGE_TUNER_FMT
71 {
72 int id;
73 char *name;
74 }
75 hauppauge_tuner_fmt[] =
76 {
77 { 0x00000000, " unknown1" },
78 { 0x00000000, " unknown2" },
79 { 0x00000007, " PAL(B/G)" },
80 { 0x00001000, " NTSC(M)" },
81 { 0x00000010, " PAL(I)" },
82 { 0x00400000, " SECAM(L/L')" },
83 { 0x00000e00, " PAL(D/K)" },
84 { 0x03000000, " ATSC Digital" },
85 };
86
87 /* This is the full list of possible tuners. Many thanks to Hauppauge for
88 supplying this information. Note that many tuners where only used for
89 testing and never made it to the outside world. So you will only see
90 a subset in actual produced cards. */
91 static struct HAUPPAUGE_TUNER
92 {
93 int id;
94 char *name;
95 }
96 hauppauge_tuner[] =
97 {
98 /* 0-9 */
99 { TUNER_ABSENT, "None" },
100 { TUNER_ABSENT, "External" },
101 { TUNER_ABSENT, "Unspecified" },
102 { TUNER_PHILIPS_PAL, "Philips FI1216" },
103 { TUNER_PHILIPS_SECAM, "Philips FI1216MF" },
104 { TUNER_PHILIPS_NTSC, "Philips FI1236" },
105 { TUNER_PHILIPS_PAL_I, "Philips FI1246" },
106 { TUNER_PHILIPS_PAL_DK,"Philips FI1256" },
107 { TUNER_PHILIPS_PAL, "Philips FI1216 MK2" },
108 { TUNER_PHILIPS_SECAM, "Philips FI1216MF MK2" },
109 /* 10-19 */
110 { TUNER_PHILIPS_NTSC, "Philips FI1236 MK2" },
111 { TUNER_PHILIPS_PAL_I, "Philips FI1246 MK2" },
112 { TUNER_PHILIPS_PAL_DK,"Philips FI1256 MK2" },
113 { TUNER_TEMIC_NTSC, "Temic 4032FY5" },
114 { TUNER_TEMIC_PAL, "Temic 4002FH5" },
115 { TUNER_TEMIC_PAL_I, "Temic 4062FY5" },
116 { TUNER_PHILIPS_PAL, "Philips FR1216 MK2" },
117 { TUNER_PHILIPS_SECAM, "Philips FR1216MF MK2" },
118 { TUNER_PHILIPS_NTSC, "Philips FR1236 MK2" },
119 { TUNER_PHILIPS_PAL_I, "Philips FR1246 MK2" },
120 /* 20-29 */
121 { TUNER_PHILIPS_PAL_DK,"Philips FR1256 MK2" },
122 { TUNER_PHILIPS_PAL, "Philips FM1216" },
123 { TUNER_PHILIPS_SECAM, "Philips FM1216MF" },
124 { TUNER_PHILIPS_NTSC, "Philips FM1236" },
125 { TUNER_PHILIPS_PAL_I, "Philips FM1246" },
126 { TUNER_PHILIPS_PAL_DK,"Philips FM1256" },
127 { TUNER_TEMIC_4036FY5_NTSC, "Temic 4036FY5" },
128 { TUNER_ABSENT, "Samsung TCPN9082D" },
129 { TUNER_ABSENT, "Samsung TCPM9092P" },
130 { TUNER_TEMIC_4006FH5_PAL, "Temic 4006FH5" },
131 /* 30-39 */
132 { TUNER_ABSENT, "Samsung TCPN9085D" },
133 { TUNER_ABSENT, "Samsung TCPB9085P" },
134 { TUNER_ABSENT, "Samsung TCPL9091P" },
135 { TUNER_TEMIC_4039FR5_NTSC, "Temic 4039FR5" },
136 { TUNER_PHILIPS_FQ1216ME, "Philips FQ1216 ME" },
137 { TUNER_TEMIC_4066FY5_PAL_I, "Temic 4066FY5" },
138 { TUNER_PHILIPS_NTSC, "Philips TD1536" },
139 { TUNER_PHILIPS_NTSC, "Philips TD1536D" },
140 { TUNER_PHILIPS_NTSC, "Philips FMR1236" }, /* mono radio */
141 { TUNER_ABSENT, "Philips FI1256MP" },
142 /* 40-49 */
143 { TUNER_ABSENT, "Samsung TCPQ9091P" },
144 { TUNER_TEMIC_4006FN5_MULTI_PAL, "Temic 4006FN5" },
145 { TUNER_TEMIC_4009FR5_PAL, "Temic 4009FR5" },
146 { TUNER_TEMIC_4046FM5, "Temic 4046FM5" },
147 { TUNER_TEMIC_4009FN5_MULTI_PAL_FM, "Temic 4009FN5" },
148 { TUNER_ABSENT, "Philips TD1536D FH 44"},
149 { TUNER_LG_NTSC_FM, "LG TP18NSR01F"},
150 { TUNER_LG_PAL_FM, "LG TP18PSB01D"},
151 { TUNER_LG_PAL, "LG TP18PSB11D"},
152 { TUNER_LG_PAL_I_FM, "LG TAPC-I001D"},
153 /* 50-59 */
154 { TUNER_LG_PAL_I, "LG TAPC-I701D"},
155 { TUNER_ABSENT, "Temic 4042FI5"},
156 { TUNER_MICROTUNE_4049FM5, "Microtune 4049 FM5"},
157 { TUNER_ABSENT, "LG TPI8NSR11F"},
158 { TUNER_ABSENT, "Microtune 4049 FM5 Alt I2C"},
159 { TUNER_PHILIPS_FM1216ME_MK3, "Philips FQ1216ME MK3"},
160 { TUNER_ABSENT, "Philips FI1236 MK3"},
161 { TUNER_PHILIPS_FM1216ME_MK3, "Philips FM1216 ME MK3"},
162 { TUNER_PHILIPS_FM1236_MK3, "Philips FM1236 MK3"},
163 { TUNER_ABSENT, "Philips FM1216MP MK3"},
164 /* 60-69 */
165 { TUNER_PHILIPS_FM1216ME_MK3, "LG S001D MK3"},
166 { TUNER_ABSENT, "LG M001D MK3"},
167 { TUNER_ABSENT, "LG S701D MK3"},
168 { TUNER_ABSENT, "LG M701D MK3"},
169 { TUNER_ABSENT, "Temic 4146FM5"},
170 { TUNER_ABSENT, "Temic 4136FY5"},
171 { TUNER_ABSENT, "Temic 4106FH5"},
172 { TUNER_ABSENT, "Philips FQ1216LMP MK3"},
173 { TUNER_LG_NTSC_TAPE, "LG TAPE H001F MK3"},
174 { TUNER_LG_NTSC_TAPE, "LG TAPE H701F MK3"},
175 /* 70-79 */
176 { TUNER_ABSENT, "LG TALN H200T"},
177 { TUNER_ABSENT, "LG TALN H250T"},
178 { TUNER_ABSENT, "LG TALN M200T"},
179 { TUNER_ABSENT, "LG TALN Z200T"},
180 { TUNER_ABSENT, "LG TALN S200T"},
181 { TUNER_ABSENT, "Thompson DTT7595"},
182 { TUNER_ABSENT, "Thompson DTT7592"},
183 { TUNER_ABSENT, "Silicon TDA8275C1 8290"},
184 { TUNER_ABSENT, "Silicon TDA8275C1 8290 FM"},
185 { TUNER_ABSENT, "Thompson DTT757"},
186 /* 80-89 */
187 { TUNER_ABSENT, "Philips FQ1216LME MK3"},
188 { TUNER_ABSENT, "LG TAPC G701D"},
189 { TUNER_LG_NTSC_NEW_TAPC, "LG TAPC H791F"},
190 { TUNER_LG_PAL_NEW_TAPC, "TCL 2002MB 3"},
191 { TUNER_LG_PAL_NEW_TAPC, "TCL 2002MI 3"},
192 { TUNER_TCL_2002N, "TCL 2002N 6A"},
193 { TUNER_PHILIPS_FM1236_MK3, "Philips FQ1236 MK3"},
194 { TUNER_ABSENT, "Samsung TCPN 2121P30A"},
195 { TUNER_ABSENT, "Samsung TCPE 4121P30A"},
196 { TUNER_PHILIPS_FM1216ME_MK3, "TCL MFPE05 2"},
197 /* 90-99 */
198 { TUNER_ABSENT, "LG TALN H202T"},
199 { TUNER_PHILIPS_FQ1216AME_MK4, "Philips FQ1216AME MK4"},
200 { TUNER_PHILIPS_FQ1236A_MK4, "Philips FQ1236A MK4"},
201 { TUNER_ABSENT, "Philips FQ1286A MK4"},
202 { TUNER_ABSENT, "Philips FQ1216ME MK5"},
203 { TUNER_ABSENT, "Philips FQ1236 MK5"},
204 { TUNER_ABSENT, "Samsung TCPG_6121P30A"},
205 { TUNER_TCL_2002MB, "TCL 2002MB_3H"},
206 { TUNER_ABSENT, "TCL 2002MI_3H"},
207 { TUNER_TCL_2002N, "TCL 2002N 5H"},
208 /* 100-109 */
209 { TUNER_ABSENT, "Philips FMD1216ME"},
210 { TUNER_TEA5767, "Philips TEA5768HL FM Radio"},
211 { TUNER_ABSENT, "Panasonic ENV57H12D5"},
212 { TUNER_ABSENT, "TCL MFNM05-4"},
213 { TUNER_ABSENT, "TCL MNM05-4"},
214 { TUNER_PHILIPS_FM1216ME_MK3, "TCL MPE05-2"},
215 { TUNER_ABSENT, "TCL MQNM05-4"},
216 { TUNER_ABSENT, "LG TAPC-W701D"},
217 { TUNER_ABSENT, "TCL 9886P-WM"},
218 { TUNER_ABSENT, "TCL 1676NM-WM"},
219 };
220
221 static struct HAUPPAUGE_AUDIOIC
222 {
223 enum audiochip id;
224 char *name;
225 }
226 audioIC[] =
227 {
228 /* 0-4 */
229 {AUDIO_CHIP_NONE, "None"},
230 {AUDIO_CHIP_TEA6300, "TEA6300"},
231 {AUDIO_CHIP_TEA6300, "TEA6320"},
232 {AUDIO_CHIP_TDA985X, "TDA9850"},
233 {AUDIO_CHIP_MSP34XX, "MSP3400C"},
234 /* 5-9 */
235 {AUDIO_CHIP_MSP34XX, "MSP3410D"},
236 {AUDIO_CHIP_MSP34XX, "MSP3415"},
237 {AUDIO_CHIP_MSP34XX, "MSP3430"},
238 {AUDIO_CHIP_UNKNOWN, "MSP3438"},
239 {AUDIO_CHIP_UNKNOWN, "CS5331"},
240 /* 10-14 */
241 {AUDIO_CHIP_MSP34XX, "MSP3435"},
242 {AUDIO_CHIP_MSP34XX, "MSP3440"},
243 {AUDIO_CHIP_MSP34XX, "MSP3445"},
244 {AUDIO_CHIP_UNKNOWN, "MSP3411"},
245 {AUDIO_CHIP_UNKNOWN, "MSP3416"},
246 /* 15-19 */
247 {AUDIO_CHIP_MSP34XX, "MSP3425"},
248 {AUDIO_CHIP_UNKNOWN, "MSP3451"},
249 {AUDIO_CHIP_UNKNOWN, "MSP3418"},
250 {AUDIO_CHIP_UNKNOWN, "Type 0x12"},
251 {AUDIO_CHIP_UNKNOWN, "OKI7716"},
252 /* 20-24 */
253 {AUDIO_CHIP_UNKNOWN, "MSP4410"},
254 {AUDIO_CHIP_UNKNOWN, "MSP4420"},
255 {AUDIO_CHIP_UNKNOWN, "MSP4440"},
256 {AUDIO_CHIP_UNKNOWN, "MSP4450"},
257 {AUDIO_CHIP_UNKNOWN, "MSP4408"},
258 /* 25-29 */
259 {AUDIO_CHIP_UNKNOWN, "MSP4418"},
260 {AUDIO_CHIP_UNKNOWN, "MSP4428"},
261 {AUDIO_CHIP_UNKNOWN, "MSP4448"},
262 {AUDIO_CHIP_UNKNOWN, "MSP4458"},
263 {AUDIO_CHIP_UNKNOWN, "Type 0x1d"},
264 /* 30-34 */
265 {AUDIO_CHIP_INTERNAL, "CX880"},
266 {AUDIO_CHIP_INTERNAL, "CX881"},
267 {AUDIO_CHIP_INTERNAL, "CX883"},
268 {AUDIO_CHIP_INTERNAL, "CX882"},
269 {AUDIO_CHIP_INTERNAL, "CX25840"},
270 /* 35-38 */
271 {AUDIO_CHIP_INTERNAL, "CX25841"},
272 {AUDIO_CHIP_INTERNAL, "CX25842"},
273 {AUDIO_CHIP_INTERNAL, "CX25843"},
274 {AUDIO_CHIP_INTERNAL, "CX23418"},
275 };
276
277 /* This list is supplied by Hauppauge. Thanks! */
278 static const char *decoderIC[] = {
279 /* 0-4 */
280 "None", "BT815", "BT817", "BT819", "BT815A",
281 /* 5-9 */
282 "BT817A", "BT819A", "BT827", "BT829", "BT848",
283 /* 10-14 */
284 "BT848A", "BT849A", "BT829A", "BT827A", "BT878",
285 /* 15-19 */
286 "BT879", "BT880", "VPX3226E", "SAA7114", "SAA7115",
287 /* 20-24 */
288 "CX880", "CX881", "CX883", "SAA7111", "SAA7113",
289 /* 25-29 */
290 "CX882", "TVP5150A", "CX25840", "CX25841", "CX25842",
291 /* 30-31 */
292 "CX25843", "CX23418",
293 };
294
295 static int hasRadioTuner(int tunerType)
296 {
297 switch (tunerType) {
298 case 18: //PNPEnv_TUNER_FR1236_MK2:
299 case 23: //PNPEnv_TUNER_FM1236:
300 case 38: //PNPEnv_TUNER_FMR1236:
301 case 16: //PNPEnv_TUNER_FR1216_MK2:
302 case 19: //PNPEnv_TUNER_FR1246_MK2:
303 case 21: //PNPEnv_TUNER_FM1216:
304 case 24: //PNPEnv_TUNER_FM1246:
305 case 17: //PNPEnv_TUNER_FR1216MF_MK2:
306 case 22: //PNPEnv_TUNER_FM1216MF:
307 case 20: //PNPEnv_TUNER_FR1256_MK2:
308 case 25: //PNPEnv_TUNER_FM1256:
309 case 33: //PNPEnv_TUNER_4039FR5:
310 case 42: //PNPEnv_TUNER_4009FR5:
311 case 52: //PNPEnv_TUNER_4049FM5:
312 case 54: //PNPEnv_TUNER_4049FM5_AltI2C:
313 case 44: //PNPEnv_TUNER_4009FN5:
314 case 31: //PNPEnv_TUNER_TCPB9085P:
315 case 30: //PNPEnv_TUNER_TCPN9085D:
316 case 46: //PNPEnv_TUNER_TP18NSR01F:
317 case 47: //PNPEnv_TUNER_TP18PSB01D:
318 case 49: //PNPEnv_TUNER_TAPC_I001D:
319 case 60: //PNPEnv_TUNER_TAPE_S001D_MK3:
320 case 57: //PNPEnv_TUNER_FM1216ME_MK3:
321 case 59: //PNPEnv_TUNER_FM1216MP_MK3:
322 case 58: //PNPEnv_TUNER_FM1236_MK3:
323 case 68: //PNPEnv_TUNER_TAPE_H001F_MK3:
324 case 61: //PNPEnv_TUNER_TAPE_M001D_MK3:
325 case 78: //PNPEnv_TUNER_TDA8275C1_8290_FM:
326 case 89: //PNPEnv_TUNER_TCL_MFPE05_2:
327 case 92: //PNPEnv_TUNER_PHILIPS_FQ1236A_MK4:
328 return 1;
329 }
330 return 0;
331 }
332
333 void tveeprom_hauppauge_analog(struct i2c_client *c, struct tveeprom *tvee,
334 unsigned char *eeprom_data)
335 {
336 /* ----------------------------------------------
337 ** The hauppauge eeprom format is tagged
338 **
339 ** if packet[0] == 0x84, then packet[0..1] == length
340 ** else length = packet[0] & 3f;
341 ** if packet[0] & f8 == f8, then EOD and packet[1] == checksum
342 **
343 ** In our (ivtv) case we're interested in the following:
344 ** tuner type: tag [00].05 or [0a].01 (index into hauppauge_tuner)
345 ** tuner fmts: tag [00].04 or [0a].00 (bitmask index into hauppauge_tuner_fmt)
346 ** radio: tag [00].{last} or [0e].00 (bitmask. bit2=FM)
347 ** audio proc: tag [02].01 or [05].00 (mask with 0x7f)
348 ** decoder proc: tag [09].01)
349
350 ** Fun info:
351 ** model: tag [00].07-08 or [06].00-01
352 ** revision: tag [00].09-0b or [06].04-06
353 ** serial#: tag [01].05-07 or [04].04-06
354
355 ** # of inputs/outputs ???
356 */
357
358 int i, j, len, done, beenhere, tag,start;
359
360 int tuner1 = 0, t_format1 = 0, audioic=-1;
361 char *t_name1 = NULL;
362 const char *t_fmt_name1[8] = { " none", "", "", "", "", "", "", "" };
363
364 int tuner2 = 0, t_format2 = 0;
365 char *t_name2 = NULL;
366 const char *t_fmt_name2[8] = { " none", "", "", "", "", "", "", "" };
367
368 memset(tvee, 0, sizeof(*tvee));
369 done = len = beenhere = 0;
370
371 /* Hack for processing eeprom for em28xx */
372 if ((eeprom_data[0]==0x1a)&&(eeprom_data[1]==0xeb)&&
373 (eeprom_data[2]==0x67)&&(eeprom_data[3]==0x95))
374 start=0xa0;
375 else
376 start=0;
377
378 for (i = start; !done && i < 256; i += len) {
379 if (eeprom_data[i] == 0x84) {
380 len = eeprom_data[i + 1] + (eeprom_data[i + 2] << 8);
381 i += 3;
382 } else if ((eeprom_data[i] & 0xf0) == 0x70) {
383 if (eeprom_data[i] & 0x08) {
384 /* verify checksum! */
385 done = 1;
386 break;
387 }
388 len = eeprom_data[i] & 0x07;
389 ++i;
390 } else {
391 tveeprom_warn("Encountered bad packet header [%02x]. "
392 "Corrupt or not a Hauppauge eeprom.\n", eeprom_data[i]);
393 return;
394 }
395
396 if (debug) {
397 tveeprom_info("Tag [%02x] + %d bytes:", eeprom_data[i], len - 1);
398 for(j = 1; j < len; j++) {
399 printk(" %02x", eeprom_data[i + j]);
400 }
401 printk("\n");
402 }
403
404 /* process by tag */
405 tag = eeprom_data[i];
406 switch (tag) {
407 case 0x00:
408 /* tag: 'Comprehensive' */
409 tuner1 = eeprom_data[i+6];
410 t_format1 = eeprom_data[i+5];
411 tvee->has_radio = eeprom_data[i+len-1];
412 /* old style tag, don't know how to detect
413 IR presence, mark as unknown. */
414 tvee->has_ir = 2;
415 tvee->model =
416 eeprom_data[i+8] +
417 (eeprom_data[i+9] << 8);
418 tvee->revision = eeprom_data[i+10] +
419 (eeprom_data[i+11] << 8) +
420 (eeprom_data[i+12] << 16);
421 break;
422
423 case 0x01:
424 /* tag: 'SerialID' */
425 tvee->serial_number =
426 eeprom_data[i+6] +
427 (eeprom_data[i+7] << 8) +
428 (eeprom_data[i+8] << 16);
429 break;
430
431 case 0x02:
432 /* tag 'AudioInfo'
433 Note mask with 0x7F, high bit used on some older models
434 to indicate 4052 mux was removed in favor of using MSP
435 inputs directly. */
436 audioic = eeprom_data[i+2] & 0x7f;
437 if (audioic < sizeof(audioIC)/sizeof(*audioIC))
438 tvee->audio_processor = audioIC[audioic].id;
439 else
440 tvee->audio_processor = AUDIO_CHIP_UNKNOWN;
441 break;
442
443 /* case 0x03: tag 'EEInfo' */
444
445 case 0x04:
446 /* tag 'SerialID2' */
447 tvee->serial_number =
448 eeprom_data[i+5] +
449 (eeprom_data[i+6] << 8) +
450 (eeprom_data[i+7] << 16);
451 break;
452
453 case 0x05:
454 /* tag 'Audio2'
455 Note mask with 0x7F, high bit used on some older models
456 to indicate 4052 mux was removed in favor of using MSP
457 inputs directly. */
458 audioic = eeprom_data[i+1] & 0x7f;
459 if (audioic < sizeof(audioIC)/sizeof(*audioIC))
460 tvee->audio_processor = audioIC[audioic].id;
461 else
462 tvee->audio_processor = AUDIO_CHIP_UNKNOWN;
463
464 break;
465
466 case 0x06:
467 /* tag 'ModelRev' */
468 tvee->model =
469 eeprom_data[i+1] +
470 (eeprom_data[i+2] << 8);
471 tvee->revision = eeprom_data[i+5] +
472 (eeprom_data[i+6] << 8) +
473 (eeprom_data[i+7] << 16);
474 break;
475
476 case 0x07:
477 /* tag 'Details': according to Hauppauge not interesting
478 on any PCI-era or later boards. */
479 break;
480
481 /* there is no tag 0x08 defined */
482
483 case 0x09:
484 /* tag 'Video' */
485 tvee->decoder_processor = eeprom_data[i + 1];
486 break;
487
488 case 0x0a:
489 /* tag 'Tuner' */
490 if (beenhere == 0) {
491 tuner1 = eeprom_data[i+2];
492 t_format1 = eeprom_data[i+1];
493 beenhere = 1;
494 } else {
495 /* a second (radio) tuner may be present */
496 tuner2 = eeprom_data[i+2];
497 t_format2 = eeprom_data[i+1];
498 if (t_format2 == 0) { /* not a TV tuner? */
499 tvee->has_radio = 1; /* must be radio */
500 }
501 }
502 break;
503
504 case 0x0b:
505 /* tag 'Inputs': according to Hauppauge this is specific
506 to each driver family, so no good assumptions can be
507 made. */
508 break;
509
510 /* case 0x0c: tag 'Balun' */
511 /* case 0x0d: tag 'Teletext' */
512
513 case 0x0e:
514 /* tag: 'Radio' */
515 tvee->has_radio = eeprom_data[i+1];
516 break;
517
518 case 0x0f:
519 /* tag 'IRInfo' */
520 tvee->has_ir = eeprom_data[i+1];
521 break;
522
523 /* case 0x10: tag 'VBIInfo' */
524 /* case 0x11: tag 'QCInfo' */
525 /* case 0x12: tag 'InfoBits' */
526
527 default:
528 tveeprom_dbg("Not sure what to do with tag [%02x]\n", tag);
529 /* dump the rest of the packet? */
530 }
531 }
532
533 if (!done) {
534 tveeprom_warn("Ran out of data!\n");
535 return;
536 }
537
538 if (tvee->revision != 0) {
539 tvee->rev_str[0] = 32 + ((tvee->revision >> 18) & 0x3f);
540 tvee->rev_str[1] = 32 + ((tvee->revision >> 12) & 0x3f);
541 tvee->rev_str[2] = 32 + ((tvee->revision >> 6) & 0x3f);
542 tvee->rev_str[3] = 32 + ( tvee->revision & 0x3f);
543 tvee->rev_str[4] = 0;
544 }
545
546 if (hasRadioTuner(tuner1) && !tvee->has_radio) {
547 tveeprom_info("The eeprom says no radio is present, but the tuner type\n");
548 tveeprom_info("indicates otherwise. I will assume that radio is present.\n");
549 tvee->has_radio = 1;
550 }
551
552 if (tuner1 < sizeof(hauppauge_tuner)/sizeof(struct HAUPPAUGE_TUNER)) {
553 tvee->tuner_type = hauppauge_tuner[tuner1].id;
554 t_name1 = hauppauge_tuner[tuner1].name;
555 } else {
556 t_name1 = "unknown";
557 }
558
559 if (tuner2 < sizeof(hauppauge_tuner)/sizeof(struct HAUPPAUGE_TUNER)) {
560 tvee->tuner2_type = hauppauge_tuner[tuner2].id;
561 t_name2 = hauppauge_tuner[tuner2].name;
562 } else {
563 t_name2 = "unknown";
564 }
565
566 tvee->tuner_formats = 0;
567 tvee->tuner2_formats = 0;
568 for (i = j = 0; i < 8; i++) {
569 if (t_format1 & (1 << i)) {
570 tvee->tuner_formats |= hauppauge_tuner_fmt[i].id;
571 t_fmt_name1[j++] = hauppauge_tuner_fmt[i].name;
572 }
573 if (t_format2 & (1 << i)) {
574 tvee->tuner2_formats |= hauppauge_tuner_fmt[i].id;
575 t_fmt_name2[j++] = hauppauge_tuner_fmt[i].name;
576 }
577 }
578
579 tveeprom_info("Hauppauge model %d, rev %s, serial# %d\n",
580 tvee->model, tvee->rev_str, tvee->serial_number);
581 tveeprom_info("tuner model is %s (idx %d, type %d)\n",
582 t_name1, tuner1, tvee->tuner_type);
583 tveeprom_info("TV standards%s%s%s%s%s%s%s%s (eeprom 0x%02x)\n",
584 t_fmt_name1[0], t_fmt_name1[1], t_fmt_name1[2], t_fmt_name1[3],
585 t_fmt_name1[4], t_fmt_name1[5], t_fmt_name1[6], t_fmt_name1[7],
586 t_format1);
587 if (tuner2) {
588 tveeprom_info("second tuner model is %s (idx %d, type %d)\n",
589 t_name2, tuner2, tvee->tuner2_type);
590 }
591 if (t_format2) {
592 tveeprom_info("TV standards%s%s%s%s%s%s%s%s (eeprom 0x%02x)\n",
593 t_fmt_name2[0], t_fmt_name2[1], t_fmt_name2[2], t_fmt_name2[3],
594 t_fmt_name2[4], t_fmt_name2[5], t_fmt_name2[6], t_fmt_name2[7],
595 t_format2);
596 }
597 if (audioic<0) {
598 tveeprom_info("audio processor is unknown (no idx)\n");
599 tvee->audio_processor=AUDIO_CHIP_UNKNOWN;
600 } else {
601 if (audioic < sizeof(audioIC)/sizeof(*audioIC))
602 tveeprom_info("audio processor is %s (idx %d)\n",
603 audioIC[audioic].name,audioic);
604 else
605 tveeprom_info("audio processor is unknown (idx %d)\n",
606 audioic);
607 }
608 if (tvee->decoder_processor) {
609 tveeprom_info("decoder processor is %s (idx %d)\n",
610 STRM(decoderIC, tvee->decoder_processor),
611 tvee->decoder_processor);
612 }
613 if (tvee->has_ir == 2)
614 tveeprom_info("has %sradio\n",
615 tvee->has_radio ? "" : "no ");
616 else
617 tveeprom_info("has %sradio, has %sIR remote\n",
618 tvee->has_radio ? "" : "no ",
619 tvee->has_ir ? "" : "no ");
620 }
621 EXPORT_SYMBOL(tveeprom_hauppauge_analog);
622
623 /* ----------------------------------------------------------------------- */
624 /* generic helper functions */
625
626 int tveeprom_read(struct i2c_client *c, unsigned char *eedata, int len)
627 {
628 unsigned char buf;
629 int err;
630
631 buf = 0;
632 if (1 != (err = i2c_master_send(c, &buf, 1))) {
633 tveeprom_info("Huh, no eeprom present (err=%d)?\n", err);
634 return -1;
635 }
636 if (len != (err = i2c_master_recv(c, eedata, len))) {
637 tveeprom_warn("i2c eeprom read error (err=%d)\n", err);
638 return -1;
639 }
640 if (debug) {
641 int i;
642
643 tveeprom_info("full 256-byte eeprom dump:\n");
644 for (i = 0; i < len; i++) {
645 if (0 == (i % 16))
646 tveeprom_info("%02x:", i);
647 printk(" %02x", eedata[i]);
648 if (15 == (i % 16))
649 printk("\n");
650 }
651 }
652 return 0;
653 }
654 EXPORT_SYMBOL(tveeprom_read);
655
656 /* ----------------------------------------------------------------------- */
657 /* needed for ivtv.sf.net at the moment. Should go away in the long */
658 /* run, just call the exported tveeprom_* directly, there is no point in */
659 /* using the indirect way via i2c_driver->command() */
660
661 #ifndef I2C_DRIVERID_TVEEPROM
662 # define I2C_DRIVERID_TVEEPROM I2C_DRIVERID_EXP2
663 #endif
664
665 static unsigned short normal_i2c[] = {
666 0xa0 >> 1,
667 I2C_CLIENT_END,
668 };
669
670 I2C_CLIENT_INSMOD;
671
672 static struct i2c_driver i2c_driver_tveeprom;
673
674 static int
675 tveeprom_command(struct i2c_client *client,
676 unsigned int cmd,
677 void *arg)
678 {
679 struct tveeprom eeprom;
680 u32 *eeprom_props = arg;
681 u8 *buf;
682
683 switch (cmd) {
684 case 0:
685 buf = kmalloc(256,GFP_KERNEL);
686 memset(buf,0,256);
687 tveeprom_read(client,buf,256);
688 tveeprom_hauppauge_analog(client, &eeprom,buf);
689 kfree(buf);
690 eeprom_props[0] = eeprom.tuner_type;
691 eeprom_props[1] = eeprom.tuner_formats;
692 eeprom_props[2] = eeprom.model;
693 eeprom_props[3] = eeprom.revision;
694 eeprom_props[4] = eeprom.has_radio;
695 break;
696 default:
697 return -EINVAL;
698 }
699 return 0;
700 }
701
702 static int
703 tveeprom_detect_client(struct i2c_adapter *adapter,
704 int address,
705 int kind)
706 {
707 struct i2c_client *client;
708
709 client = kmalloc(sizeof(struct i2c_client), GFP_KERNEL);
710 if (NULL == client)
711 return -ENOMEM;
712 memset(client, 0, sizeof(struct i2c_client));
713 client->addr = address;
714 client->adapter = adapter;
715 client->driver = &i2c_driver_tveeprom;
716 client->flags = I2C_CLIENT_ALLOW_USE;
717 snprintf(client->name, sizeof(client->name), "tveeprom");
718 i2c_attach_client(client);
719 return 0;
720 }
721
722 static int
723 tveeprom_attach_adapter (struct i2c_adapter *adapter)
724 {
725 if (adapter->id != I2C_HW_B_BT848)
726 return 0;
727 return i2c_probe(adapter, &addr_data, tveeprom_detect_client);
728 }
729
730 static int
731 tveeprom_detach_client (struct i2c_client *client)
732 {
733 int err;
734
735 err = i2c_detach_client(client);
736 if (err < 0)
737 return err;
738 kfree(client);
739 return 0;
740 }
741
742 static struct i2c_driver i2c_driver_tveeprom = {
743 .owner = THIS_MODULE,
744 .name = "tveeprom",
745 .id = I2C_DRIVERID_TVEEPROM,
746 .flags = I2C_DF_NOTIFY,
747 .attach_adapter = tveeprom_attach_adapter,
748 .detach_client = tveeprom_detach_client,
749 .command = tveeprom_command,
750 };
751
752 static int __init tveeprom_init(void)
753 {
754 return i2c_add_driver(&i2c_driver_tveeprom);
755 }
756
757 static void __exit tveeprom_exit(void)
758 {
759 i2c_del_driver(&i2c_driver_tveeprom);
760 }
761
762 module_init(tveeprom_init);
763 module_exit(tveeprom_exit);
764
765 /*
766 * Local variables:
767 * c-basic-offset: 8
768 * End:
769 */
Linux 2.6 ibm-acpi/thinkpad-acpi driver git tree