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Revert "[PATCH] paravirt: Add startup infrastructure for paravirtualization"
[pv_ops_mirror.git] / drivers / media / video / tveeprom.c
bloba1136da74ba847d48de46fc1e2f613be5f938706
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_B|V4L2_STD_GH, " PAL(B/G)" },
79 { V4L2_STD_MN, " NTSC(M)" },
80 { V4L2_STD_PAL_I, " PAL(I)" },
81 { V4L2_STD_SECAM_L|V4L2_STD_SECAM_LC, " SECAM(L/L')" },
82 { V4L2_STD_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_PHILIPS_FM1216ME_MK3, "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_LG_PAL_NEW_TAPC, "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_SAMSUNG_TCPG_6121P30A, "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_TCL_2002MB, "TCL M2523_3DB_E"},
223 { TUNER_ABSENT, "Philips 8275A"},
224 { TUNER_ABSENT, "Microtune MT2060"},
225 { TUNER_PHILIPS_FM1236_MK3, "Philips FM1236 MK5"},
226 { TUNER_PHILIPS_FM1216ME_MK3, "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 { TUNER_ABSENT, "Philips FQD1216LME"},
233 { TUNER_ABSENT, "Conexant CX24118A"},
234 { TUNER_ABSENT, "TCL DMF11WIP"},
235 { TUNER_ABSENT, "TCL MFNM05_4H_E"},
236 { TUNER_ABSENT, "TCL MNM05_4H_E"},
237 { TUNER_ABSENT, "TCL MPE05_2H_E"},
238 { TUNER_ABSENT, "TCL MQNM05_4_U"},
239 { TUNER_ABSENT, "TCL M2523_5NH_E"},
240 /* 130-139 */
241 { TUNER_ABSENT, "TCL M2523_3DBH_E"},
242 { TUNER_ABSENT, "TCL M2523_3DIH_E"},
243 { TUNER_ABSENT, "TCL MFPE05_2_U"},
244 { TUNER_ABSENT, "Philips FMD1216MEX"},
245 { TUNER_ABSENT, "Philips FRH2036B"},
246 { TUNER_ABSENT, "Panasonic ENGF75_01GF"},
247 { TUNER_ABSENT, "MaxLinear MXL5005"},
248 { TUNER_ABSENT, "MaxLinear MXL5003"},
249 { TUNER_ABSENT, "Xceive XC2028"},
250 { TUNER_ABSENT, "Microtune MT2131"},
251 /* 140-149 */
252 { TUNER_ABSENT, "Philips 8275A_8295"},
253 { TUNER_ABSENT, "TCL MF02GIP_5N_E"},
254 { TUNER_ABSENT, "TCL MF02GIP_3DB_E"},
255 { TUNER_ABSENT, "TCL MF02GIP_3DI_E"},
256 { TUNER_ABSENT, "Microtune MT2266"},
257 { TUNER_ABSENT, "TCL MF10WPP_4N_E"},
258 { TUNER_ABSENT, "LG TAPQ_H702F"},
259 { TUNER_ABSENT, "TCL M09WPP_4N_E"},
260 { TUNER_ABSENT, "MaxLinear MXL5005_v2"},
261 { TUNER_ABSENT, "Philips 18271_8295"},
262 };
263
264 static struct HAUPPAUGE_AUDIOIC
265 {
266 enum audiochip id;
267 char *name;
268 }
269 audioIC[] =
270 {
271 /* 0-4 */
272 {AUDIO_CHIP_NONE, "None"},
273 {AUDIO_CHIP_TEA6300, "TEA6300"},
274 {AUDIO_CHIP_TEA6300, "TEA6320"},
275 {AUDIO_CHIP_TDA985X, "TDA9850"},
276 {AUDIO_CHIP_MSP34XX, "MSP3400C"},
277 /* 5-9 */
278 {AUDIO_CHIP_MSP34XX, "MSP3410D"},
279 {AUDIO_CHIP_MSP34XX, "MSP3415"},
280 {AUDIO_CHIP_MSP34XX, "MSP3430"},
281 {AUDIO_CHIP_MSP34XX, "MSP3438"},
282 {AUDIO_CHIP_UNKNOWN, "CS5331"},
283 /* 10-14 */
284 {AUDIO_CHIP_MSP34XX, "MSP3435"},
285 {AUDIO_CHIP_MSP34XX, "MSP3440"},
286 {AUDIO_CHIP_MSP34XX, "MSP3445"},
287 {AUDIO_CHIP_MSP34XX, "MSP3411"},
288 {AUDIO_CHIP_MSP34XX, "MSP3416"},
289 /* 15-19 */
290 {AUDIO_CHIP_MSP34XX, "MSP3425"},
291 {AUDIO_CHIP_MSP34XX, "MSP3451"},
292 {AUDIO_CHIP_MSP34XX, "MSP3418"},
293 {AUDIO_CHIP_UNKNOWN, "Type 0x12"},
294 {AUDIO_CHIP_UNKNOWN, "OKI7716"},
295 /* 20-24 */
296 {AUDIO_CHIP_MSP34XX, "MSP4410"},
297 {AUDIO_CHIP_MSP34XX, "MSP4420"},
298 {AUDIO_CHIP_MSP34XX, "MSP4440"},
299 {AUDIO_CHIP_MSP34XX, "MSP4450"},
300 {AUDIO_CHIP_MSP34XX, "MSP4408"},
301 /* 25-29 */
302 {AUDIO_CHIP_MSP34XX, "MSP4418"},
303 {AUDIO_CHIP_MSP34XX, "MSP4428"},
304 {AUDIO_CHIP_MSP34XX, "MSP4448"},
305 {AUDIO_CHIP_MSP34XX, "MSP4458"},
306 {AUDIO_CHIP_MSP34XX, "Type 0x1d"},
307 /* 30-34 */
308 {AUDIO_CHIP_INTERNAL, "CX880"},
309 {AUDIO_CHIP_INTERNAL, "CX881"},
310 {AUDIO_CHIP_INTERNAL, "CX883"},
311 {AUDIO_CHIP_INTERNAL, "CX882"},
312 {AUDIO_CHIP_INTERNAL, "CX25840"},
313 /* 35-39 */
314 {AUDIO_CHIP_INTERNAL, "CX25841"},
315 {AUDIO_CHIP_INTERNAL, "CX25842"},
316 {AUDIO_CHIP_INTERNAL, "CX25843"},
317 {AUDIO_CHIP_INTERNAL, "CX23418"},
318 {AUDIO_CHIP_INTERNAL, "CX23885"},
319 /* 40-42 */
320 {AUDIO_CHIP_INTERNAL, "CX23888"},
321 {AUDIO_CHIP_INTERNAL, "SAA7131"},
322 {AUDIO_CHIP_INTERNAL, "CX23887"},
323 };
324
325 /* This list is supplied by Hauppauge. Thanks! */
326 static const char *decoderIC[] = {
327 /* 0-4 */
328 "None", "BT815", "BT817", "BT819", "BT815A",
329 /* 5-9 */
330 "BT817A", "BT819A", "BT827", "BT829", "BT848",
331 /* 10-14 */
332 "BT848A", "BT849A", "BT829A", "BT827A", "BT878",
333 /* 15-19 */
334 "BT879", "BT880", "VPX3226E", "SAA7114", "SAA7115",
335 /* 20-24 */
336 "CX880", "CX881", "CX883", "SAA7111", "SAA7113",
337 /* 25-29 */
338 "CX882", "TVP5150A", "CX25840", "CX25841", "CX25842",
339 /* 30-34 */
340 "CX25843", "CX23418", "NEC61153", "CX23885", "CX23888",
341 /* 35-37 */
342 "SAA7131", "CX25837", "CX23887"
343 };
344
345 static int hasRadioTuner(int tunerType)
346 {
347 switch (tunerType) {
348 case 18: //PNPEnv_TUNER_FR1236_MK2:
349 case 23: //PNPEnv_TUNER_FM1236:
350 case 38: //PNPEnv_TUNER_FMR1236:
351 case 16: //PNPEnv_TUNER_FR1216_MK2:
352 case 19: //PNPEnv_TUNER_FR1246_MK2:
353 case 21: //PNPEnv_TUNER_FM1216:
354 case 24: //PNPEnv_TUNER_FM1246:
355 case 17: //PNPEnv_TUNER_FR1216MF_MK2:
356 case 22: //PNPEnv_TUNER_FM1216MF:
357 case 20: //PNPEnv_TUNER_FR1256_MK2:
358 case 25: //PNPEnv_TUNER_FM1256:
359 case 33: //PNPEnv_TUNER_4039FR5:
360 case 42: //PNPEnv_TUNER_4009FR5:
361 case 52: //PNPEnv_TUNER_4049FM5:
362 case 54: //PNPEnv_TUNER_4049FM5_AltI2C:
363 case 44: //PNPEnv_TUNER_4009FN5:
364 case 31: //PNPEnv_TUNER_TCPB9085P:
365 case 30: //PNPEnv_TUNER_TCPN9085D:
366 case 46: //PNPEnv_TUNER_TP18NSR01F:
367 case 47: //PNPEnv_TUNER_TP18PSB01D:
368 case 49: //PNPEnv_TUNER_TAPC_I001D:
369 case 60: //PNPEnv_TUNER_TAPE_S001D_MK3:
370 case 57: //PNPEnv_TUNER_FM1216ME_MK3:
371 case 59: //PNPEnv_TUNER_FM1216MP_MK3:
372 case 58: //PNPEnv_TUNER_FM1236_MK3:
373 case 68: //PNPEnv_TUNER_TAPE_H001F_MK3:
374 case 61: //PNPEnv_TUNER_TAPE_M001D_MK3:
375 case 78: //PNPEnv_TUNER_TDA8275C1_8290_FM:
376 case 89: //PNPEnv_TUNER_TCL_MFPE05_2:
377 case 92: //PNPEnv_TUNER_PHILIPS_FQ1236A_MK4:
378 case 105:
379 return 1;
380 }
381 return 0;
382 }
383
384 void tveeprom_hauppauge_analog(struct i2c_client *c, struct tveeprom *tvee,
385 unsigned char *eeprom_data)
386 {
387 /* ----------------------------------------------
388 ** The hauppauge eeprom format is tagged
389 **
390 ** if packet[0] == 0x84, then packet[0..1] == length
391 ** else length = packet[0] & 3f;
392 ** if packet[0] & f8 == f8, then EOD and packet[1] == checksum
393 **
394 ** In our (ivtv) case we're interested in the following:
395 ** tuner type: tag [00].05 or [0a].01 (index into hauppauge_tuner)
396 ** tuner fmts: tag [00].04 or [0a].00 (bitmask index into hauppauge_tuner_fmt)
397 ** radio: tag [00].{last} or [0e].00 (bitmask. bit2=FM)
398 ** audio proc: tag [02].01 or [05].00 (mask with 0x7f)
399 ** decoder proc: tag [09].01)
400
401 ** Fun info:
402 ** model: tag [00].07-08 or [06].00-01
403 ** revision: tag [00].09-0b or [06].04-06
404 ** serial#: tag [01].05-07 or [04].04-06
405
406 ** # of inputs/outputs ???
407 */
408
409 int i, j, len, done, beenhere, tag,start;
410
411 int tuner1 = 0, t_format1 = 0, audioic=-1;
412 char *t_name1 = NULL;
413 const char *t_fmt_name1[8] = { " none", "", "", "", "", "", "", "" };
414
415 int tuner2 = 0, t_format2 = 0;
416 char *t_name2 = NULL;
417 const char *t_fmt_name2[8] = { " none", "", "", "", "", "", "", "" };
418
419 memset(tvee, 0, sizeof(*tvee));
420 done = len = beenhere = 0;
421
422 /* Hack for processing eeprom for em28xx and cx 2388x*/
423 if ((eeprom_data[0] == 0x1a) && (eeprom_data[1] == 0xeb) &&
424 (eeprom_data[2] == 0x67) && (eeprom_data[3] == 0x95))
425 start=0xa0; /* Generic em28xx offset */
426 else if (((eeprom_data[0] & 0xe1) == 0x01) &&
427 (eeprom_data[1] == 0x00) &&
428 (eeprom_data[2] == 0x00) &&
429 (eeprom_data[8] == 0x84))
430 start=8; /* Generic cx2388x offset */
431 else
432 start=0;
433
434 for (i = start; !done && i < 256; i += len) {
435 if (eeprom_data[i] == 0x84) {
436 len = eeprom_data[i + 1] + (eeprom_data[i + 2] << 8);
437 i += 3;
438 } else if ((eeprom_data[i] & 0xf0) == 0x70) {
439 if (eeprom_data[i] & 0x08) {
440 /* verify checksum! */
441 done = 1;
442 break;
443 }
444 len = eeprom_data[i] & 0x07;
445 ++i;
446 } else {
447 tveeprom_warn("Encountered bad packet header [%02x]. "
448 "Corrupt or not a Hauppauge eeprom.\n", eeprom_data[i]);
449 return;
450 }
451
452 if (debug) {
453 tveeprom_info("Tag [%02x] + %d bytes:", eeprom_data[i], len - 1);
454 for(j = 1; j < len; j++) {
455 printk(" %02x", eeprom_data[i + j]);
456 }
457 printk("\n");
458 }
459
460 /* process by tag */
461 tag = eeprom_data[i];
462 switch (tag) {
463 case 0x00:
464 /* tag: 'Comprehensive' */
465 tuner1 = eeprom_data[i+6];
466 t_format1 = eeprom_data[i+5];
467 tvee->has_radio = eeprom_data[i+len-1];
468 /* old style tag, don't know how to detect
469 IR presence, mark as unknown. */
470 tvee->has_ir = -1;
471 tvee->model =
472 eeprom_data[i+8] +
473 (eeprom_data[i+9] << 8);
474 tvee->revision = eeprom_data[i+10] +
475 (eeprom_data[i+11] << 8) +
476 (eeprom_data[i+12] << 16);
477 break;
478
479 case 0x01:
480 /* tag: 'SerialID' */
481 tvee->serial_number =
482 eeprom_data[i+6] +
483 (eeprom_data[i+7] << 8) +
484 (eeprom_data[i+8] << 16);
485 break;
486
487 case 0x02:
488 /* tag 'AudioInfo'
489 Note mask with 0x7F, high bit used on some older models
490 to indicate 4052 mux was removed in favor of using MSP
491 inputs directly. */
492 audioic = eeprom_data[i+2] & 0x7f;
493 if (audioic < sizeof(audioIC)/sizeof(*audioIC))
494 tvee->audio_processor = audioIC[audioic].id;
495 else
496 tvee->audio_processor = AUDIO_CHIP_UNKNOWN;
497 break;
498
499 /* case 0x03: tag 'EEInfo' */
500
501 case 0x04:
502 /* tag 'SerialID2' */
503 tvee->serial_number =
504 eeprom_data[i+5] +
505 (eeprom_data[i+6] << 8) +
506 (eeprom_data[i+7] << 16);
507
508 if ( (eeprom_data[i + 8] & 0xf0) &&
509 (tvee->serial_number < 0xffffff) ) {
510 tvee->MAC_address[0] = 0x00;
511 tvee->MAC_address[1] = 0x0D;
512 tvee->MAC_address[2] = 0xFE;
513 tvee->MAC_address[3] = eeprom_data[i + 7];
514 tvee->MAC_address[4] = eeprom_data[i + 6];
515 tvee->MAC_address[5] = eeprom_data[i + 5];
516 tvee->has_MAC_address = 1;
517 }
518 break;
519
520 case 0x05:
521 /* tag 'Audio2'
522 Note mask with 0x7F, high bit used on some older models
523 to indicate 4052 mux was removed in favor of using MSP
524 inputs directly. */
525 audioic = eeprom_data[i+1] & 0x7f;
526 if (audioic < sizeof(audioIC)/sizeof(*audioIC))
527 tvee->audio_processor = audioIC[audioic].id;
528 else
529 tvee->audio_processor = AUDIO_CHIP_UNKNOWN;
530
531 break;
532
533 case 0x06:
534 /* tag 'ModelRev' */
535 tvee->model =
536 eeprom_data[i + 1] +
537 (eeprom_data[i + 2] << 8) +
538 (eeprom_data[i + 3] << 16) +
539 (eeprom_data[i + 4] << 24);
540 tvee->revision =
541 eeprom_data[i +5 ] +
542 (eeprom_data[i + 6] << 8) +
543 (eeprom_data[i + 7] << 16);
544 break;
545
546 case 0x07:
547 /* tag 'Details': according to Hauppauge not interesting
548 on any PCI-era or later boards. */
549 break;
550
551 /* there is no tag 0x08 defined */
552
553 case 0x09:
554 /* tag 'Video' */
555 tvee->decoder_processor = eeprom_data[i + 1];
556 break;
557
558 case 0x0a:
559 /* tag 'Tuner' */
560 if (beenhere == 0) {
561 tuner1 = eeprom_data[i+2];
562 t_format1 = eeprom_data[i+1];
563 beenhere = 1;
564 } else {
565 /* a second (radio) tuner may be present */
566 tuner2 = eeprom_data[i+2];
567 t_format2 = eeprom_data[i+1];
568 if (t_format2 == 0) { /* not a TV tuner? */
569 tvee->has_radio = 1; /* must be radio */
570 }
571 }
572 break;
573
574 case 0x0b:
575 /* tag 'Inputs': according to Hauppauge this is specific
576 to each driver family, so no good assumptions can be
577 made. */
578 break;
579
580 /* case 0x0c: tag 'Balun' */
581 /* case 0x0d: tag 'Teletext' */
582
583 case 0x0e:
584 /* tag: 'Radio' */
585 tvee->has_radio = eeprom_data[i+1];
586 break;
587
588 case 0x0f:
589 /* tag 'IRInfo' */
590 tvee->has_ir = eeprom_data[i+1];
591 break;
592
593 /* case 0x10: tag 'VBIInfo' */
594 /* case 0x11: tag 'QCInfo' */
595 /* case 0x12: tag 'InfoBits' */
596
597 default:
598 tveeprom_dbg("Not sure what to do with tag [%02x]\n", tag);
599 /* dump the rest of the packet? */
600 }
601 }
602
603 if (!done) {
604 tveeprom_warn("Ran out of data!\n");
605 return;
606 }
607
608 if (tvee->revision != 0) {
609 tvee->rev_str[0] = 32 + ((tvee->revision >> 18) & 0x3f);
610 tvee->rev_str[1] = 32 + ((tvee->revision >> 12) & 0x3f);
611 tvee->rev_str[2] = 32 + ((tvee->revision >> 6) & 0x3f);
612 tvee->rev_str[3] = 32 + ( tvee->revision & 0x3f);
613 tvee->rev_str[4] = 0;
614 }
615
616 if (hasRadioTuner(tuner1) && !tvee->has_radio) {
617 tveeprom_info("The eeprom says no radio is present, but the tuner type\n");
618 tveeprom_info("indicates otherwise. I will assume that radio is present.\n");
619 tvee->has_radio = 1;
620 }
621
622 if (tuner1 < sizeof(hauppauge_tuner)/sizeof(struct HAUPPAUGE_TUNER)) {
623 tvee->tuner_type = hauppauge_tuner[tuner1].id;
624 t_name1 = hauppauge_tuner[tuner1].name;
625 } else {
626 t_name1 = "unknown";
627 }
628
629 if (tuner2 < sizeof(hauppauge_tuner)/sizeof(struct HAUPPAUGE_TUNER)) {
630 tvee->tuner2_type = hauppauge_tuner[tuner2].id;
631 t_name2 = hauppauge_tuner[tuner2].name;
632 } else {
633 t_name2 = "unknown";
634 }
635
636 tvee->tuner_hauppauge_model = tuner1;
637 tvee->tuner2_hauppauge_model = tuner2;
638 tvee->tuner_formats = 0;
639 tvee->tuner2_formats = 0;
640 for (i = j = 0; i < 8; i++) {
641 if (t_format1 & (1 << i)) {
642 tvee->tuner_formats |= hauppauge_tuner_fmt[i].id;
643 t_fmt_name1[j++] = hauppauge_tuner_fmt[i].name;
644 }
645 }
646 for (i = j = 0; i < 8; i++) {
647 if (t_format2 & (1 << i)) {
648 tvee->tuner2_formats |= hauppauge_tuner_fmt[i].id;
649 t_fmt_name2[j++] = hauppauge_tuner_fmt[i].name;
650 }
651 }
652
653 tveeprom_info("Hauppauge model %d, rev %s, serial# %d\n",
654 tvee->model, tvee->rev_str, tvee->serial_number);
655 if (tvee->has_MAC_address == 1) {
656 tveeprom_info("MAC address is %02X-%02X-%02X-%02X-%02X-%02X\n",
657 tvee->MAC_address[0], tvee->MAC_address[1],
658 tvee->MAC_address[2], tvee->MAC_address[3],
659 tvee->MAC_address[4], tvee->MAC_address[5]);
660 }
661 tveeprom_info("tuner model is %s (idx %d, type %d)\n",
662 t_name1, tuner1, tvee->tuner_type);
663 tveeprom_info("TV standards%s%s%s%s%s%s%s%s (eeprom 0x%02x)\n",
664 t_fmt_name1[0], t_fmt_name1[1], t_fmt_name1[2], t_fmt_name1[3],
665 t_fmt_name1[4], t_fmt_name1[5], t_fmt_name1[6], t_fmt_name1[7],
666 t_format1);
667 if (tuner2) {
668 tveeprom_info("second tuner model is %s (idx %d, type %d)\n",
669 t_name2, tuner2, tvee->tuner2_type);
670 }
671 if (t_format2) {
672 tveeprom_info("TV standards%s%s%s%s%s%s%s%s (eeprom 0x%02x)\n",
673 t_fmt_name2[0], t_fmt_name2[1], t_fmt_name2[2], t_fmt_name2[3],
674 t_fmt_name2[4], t_fmt_name2[5], t_fmt_name2[6], t_fmt_name2[7],
675 t_format2);
676 }
677 if (audioic<0) {
678 tveeprom_info("audio processor is unknown (no idx)\n");
679 tvee->audio_processor=AUDIO_CHIP_UNKNOWN;
680 } else {
681 if (audioic < sizeof(audioIC)/sizeof(*audioIC))
682 tveeprom_info("audio processor is %s (idx %d)\n",
683 audioIC[audioic].name,audioic);
684 else
685 tveeprom_info("audio processor is unknown (idx %d)\n",
686 audioic);
687 }
688 if (tvee->decoder_processor) {
689 tveeprom_info("decoder processor is %s (idx %d)\n",
690 STRM(decoderIC, tvee->decoder_processor),
691 tvee->decoder_processor);
692 }
693 if (tvee->has_ir == -1)
694 tveeprom_info("has %sradio\n",
695 tvee->has_radio ? "" : "no ");
696 else
697 tveeprom_info("has %sradio, has %sIR receiver, has %sIR transmitter\n",
698 tvee->has_radio ? "" : "no ",
699 (tvee->has_ir & 1) ? "" : "no ",
700 (tvee->has_ir & 2) ? "" : "no ");
701 }
702 EXPORT_SYMBOL(tveeprom_hauppauge_analog);
703
704 /* ----------------------------------------------------------------------- */
705 /* generic helper functions */
706
707 int tveeprom_read(struct i2c_client *c, unsigned char *eedata, int len)
708 {
709 unsigned char buf;
710 int err;
711
712 buf = 0;
713 if (1 != (err = i2c_master_send(c, &buf, 1))) {
714 tveeprom_info("Huh, no eeprom present (err=%d)?\n", err);
715 return -1;
716 }
717 if (len != (err = i2c_master_recv(c, eedata, len))) {
718 tveeprom_warn("i2c eeprom read error (err=%d)\n", err);
719 return -1;
720 }
721 if (debug) {
722 int i;
723
724 tveeprom_info("full 256-byte eeprom dump:\n");
725 for (i = 0; i < len; i++) {
726 if (0 == (i % 16))
727 tveeprom_info("%02x:", i);
728 printk(" %02x", eedata[i]);
729 if (15 == (i % 16))
730 printk("\n");
731 }
732 }
733 return 0;
734 }
735 EXPORT_SYMBOL(tveeprom_read);
736
737 /* ----------------------------------------------------------------------- */
738 /* needed for ivtv.sf.net at the moment. Should go away in the long */
739 /* run, just call the exported tveeprom_* directly, there is no point in */
740 /* using the indirect way via i2c_driver->command() */
741
742 static unsigned short normal_i2c[] = {
743 0xa0 >> 1,
744 I2C_CLIENT_END,
745 };
746
747 I2C_CLIENT_INSMOD;
748
749 static struct i2c_driver i2c_driver_tveeprom;
750
751 static int
752 tveeprom_command(struct i2c_client *client,
753 unsigned int cmd,
754 void *arg)
755 {
756 struct tveeprom eeprom;
757 u32 *eeprom_props = arg;
758 u8 *buf;
759
760 switch (cmd) {
761 case 0:
762 buf = kzalloc(256,GFP_KERNEL);
763 tveeprom_read(client,buf,256);
764 tveeprom_hauppauge_analog(client, &eeprom,buf);
765 kfree(buf);
766 eeprom_props[0] = eeprom.tuner_type;
767 eeprom_props[1] = eeprom.tuner_formats;
768 eeprom_props[2] = eeprom.model;
769 eeprom_props[3] = eeprom.revision;
770 eeprom_props[4] = eeprom.has_radio;
771 break;
772 default:
773 return -EINVAL;
774 }
775 return 0;
776 }
777
778 static int
779 tveeprom_detect_client(struct i2c_adapter *adapter,
780 int address,
781 int kind)
782 {
783 struct i2c_client *client;
784
785 client = kzalloc(sizeof(struct i2c_client), GFP_KERNEL);
786 if (NULL == client)
787 return -ENOMEM;
788 client->addr = address;
789 client->adapter = adapter;
790 client->driver = &i2c_driver_tveeprom;
791 snprintf(client->name, sizeof(client->name), "tveeprom");
792 i2c_attach_client(client);
793
794 return 0;
795 }
796
797 static int
798 tveeprom_attach_adapter (struct i2c_adapter *adapter)
799 {
800 if (adapter->class & I2C_CLASS_TV_ANALOG)
801 return i2c_probe(adapter, &addr_data, tveeprom_detect_client);
802 return 0;
803 }
804
805 static int
806 tveeprom_detach_client (struct i2c_client *client)
807 {
808 int err;
809
810 err = i2c_detach_client(client);
811 if (err < 0)
812 return err;
813 kfree(client);
814 return 0;
815 }
816
817 static struct i2c_driver i2c_driver_tveeprom = {
818 .driver = {
819 .name = "tveeprom",
820 },
821 .id = I2C_DRIVERID_TVEEPROM,
822 .attach_adapter = tveeprom_attach_adapter,
823 .detach_client = tveeprom_detach_client,
824 .command = tveeprom_command,
825 };
826
827 static int __init tveeprom_init(void)
828 {
829 return i2c_add_driver(&i2c_driver_tveeprom);
830 }
831
832 static void __exit tveeprom_exit(void)
833 {
834 i2c_del_driver(&i2c_driver_tveeprom);
835 }
836
837 module_init(tveeprom_init);
838 module_exit(tveeprom_exit);
839
840 /*
841 * Local variables:
842 * c-basic-offset: 8
843 * End:
844 */
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