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/errno.h>
34 #include <linux/kernel.h>
35 #include <linux/init.h>
36 #include <linux/types.h>
37 #include <linux/videodev2.h>
38 #include <linux/i2c.h>
39
40 #include <media/tuner.h>
41 #include <media/tveeprom.h>
42 #include <media/v4l2-common.h>
43 #include <media/v4l2-chip-ident.h>
44
45 MODULE_DESCRIPTION("i2c Hauppauge eeprom decoder driver");
46 MODULE_AUTHOR("John Klar");
47 MODULE_LICENSE("GPL");
48
49 static int debug;
50 module_param(debug, int, 0644);
51 MODULE_PARM_DESC(debug, "Debug level (0-1)");
52
53 #define STRM(array, i) \
54 (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", \
63 c->adapter, c->addr, fmt , ## arg); \
64 } while (0)
65
66 /*
67 * The Hauppauge eeprom uses an 8bit field to determine which
68 * tuner formats the tuner supports.
69 */
70 static struct HAUPPAUGE_TUNER_FMT
71 {
72 int id;
73 char *name;
74 }
75 hauppauge_tuner_fmt[] =
76 {
77 { V4L2_STD_UNKNOWN, " UNKNOWN" },
78 { V4L2_STD_UNKNOWN, " FM" },
79 { V4L2_STD_B|V4L2_STD_GH, " PAL(B/G)" },
80 { V4L2_STD_MN, " NTSC(M)" },
81 { V4L2_STD_PAL_I, " PAL(I)" },
82 { V4L2_STD_SECAM_L|V4L2_STD_SECAM_LC, " SECAM(L/L')" },
83 { V4L2_STD_DK, " PAL(D/D1/K)" },
84 { V4L2_STD_ATSC, " ATSC/DVB 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_PHILIPS_FM1216ME_MK3, "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_PHILIPS_FQ1216LME_MK3, "Philips FQ1216LME MK3"},
188 { TUNER_LG_PAL_NEW_TAPC, "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_SAMSUNG_TCPN_2121P30A, "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_SAMSUNG_TCPG_6121P30A, "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_PHILIPS_FMD1216ME_MK3, "Philips FMD1216ME"},
210 { TUNER_TEA5767, "Philips TEA5768HL FM Radio"},
211 { TUNER_ABSENT, "Panasonic ENV57H12D5"},
212 { TUNER_PHILIPS_FM1236_MK3, "TCL MFNM05-4"},
213 { TUNER_PHILIPS_FM1236_MK3, "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 /* 110-119 */
220 { TUNER_ABSENT, "Thompson DTT75105"},
221 { TUNER_ABSENT, "Conexant_CX24109"},
222 { TUNER_TCL_2002N, "TCL M2523_5N_E"},
223 { TUNER_TCL_2002MB, "TCL M2523_3DB_E"},
224 { TUNER_ABSENT, "Philips 8275A"},
225 { TUNER_ABSENT, "Microtune MT2060"},
226 { TUNER_PHILIPS_FM1236_MK3, "Philips FM1236 MK5"},
227 { TUNER_PHILIPS_FM1216ME_MK3, "Philips FM1216ME MK5"},
228 { TUNER_ABSENT, "TCL M2523_3DI_E"},
229 { TUNER_ABSENT, "Samsung THPD5222FG30A"},
230 /* 120-129 */
231 { TUNER_XC2028, "Xceive XC3028"},
232 { TUNER_PHILIPS_FQ1216LME_MK3, "Philips FQ1216LME MK5"},
233 { TUNER_ABSENT, "Philips FQD1216LME"},
234 { TUNER_ABSENT, "Conexant CX24118A"},
235 { TUNER_ABSENT, "TCL DMF11WIP"},
236 { TUNER_ABSENT, "TCL MFNM05_4H_E"},
237 { TUNER_ABSENT, "TCL MNM05_4H_E"},
238 { TUNER_ABSENT, "TCL MPE05_2H_E"},
239 { TUNER_ABSENT, "TCL MQNM05_4_U"},
240 { TUNER_ABSENT, "TCL M2523_5NH_E"},
241 /* 130-139 */
242 { TUNER_ABSENT, "TCL M2523_3DBH_E"},
243 { TUNER_ABSENT, "TCL M2523_3DIH_E"},
244 { TUNER_ABSENT, "TCL MFPE05_2_U"},
245 { TUNER_PHILIPS_FMD1216MEX_MK3, "Philips FMD1216MEX"},
246 { TUNER_ABSENT, "Philips FRH2036B"},
247 { TUNER_ABSENT, "Panasonic ENGF75_01GF"},
248 { TUNER_ABSENT, "MaxLinear MXL5005"},
249 { TUNER_ABSENT, "MaxLinear MXL5003"},
250 { TUNER_ABSENT, "Xceive XC2028"},
251 { TUNER_ABSENT, "Microtune MT2131"},
252 /* 140-149 */
253 { TUNER_ABSENT, "Philips 8275A_8295"},
254 { TUNER_ABSENT, "TCL MF02GIP_5N_E"},
255 { TUNER_ABSENT, "TCL MF02GIP_3DB_E"},
256 { TUNER_ABSENT, "TCL MF02GIP_3DI_E"},
257 { TUNER_ABSENT, "Microtune MT2266"},
258 { TUNER_ABSENT, "TCL MF10WPP_4N_E"},
259 { TUNER_ABSENT, "LG TAPQ_H702F"},
260 { TUNER_ABSENT, "TCL M09WPP_4N_E"},
261 { TUNER_ABSENT, "MaxLinear MXL5005_v2"},
262 { TUNER_PHILIPS_TDA8290, "Philips 18271_8295"},
263 /* 150-159 */
264 { TUNER_XC5000, "Xceive XC5000"},
265 { TUNER_ABSENT, "Xceive XC3028L"},
266 { TUNER_ABSENT, "NXP 18271C2_716x"},
267 { TUNER_ABSENT, "Xceive XC4000"},
268 { TUNER_ABSENT, "Dibcom 7070"},
269 { TUNER_PHILIPS_TDA8290, "NXP 18271C2"},
270 { TUNER_ABSENT, "unknown"},
271 { TUNER_ABSENT, "unknown"},
272 { TUNER_ABSENT, "unknown"},
273 { TUNER_ABSENT, "unknown"},
274 /* 160-169 */
275 { TUNER_ABSENT, "unknown"},
276 { TUNER_ABSENT, "unknown"},
277 { TUNER_ABSENT, "unknown"},
278 { TUNER_ABSENT, "unknown"},
279 { TUNER_ABSENT, "unknown"},
280 { TUNER_ABSENT, "unknown"},
281 { TUNER_ABSENT, "unknown"},
282 { TUNER_ABSENT, "unknown"},
283 { TUNER_PHILIPS_FQ1236_MK5, "TCL M30WTP-4N-E"},
284 { TUNER_ABSENT, "unknown"},
285 };
286
287 /* Use V4L2_IDENT_AMBIGUOUS for those audio 'chips' that are
288 * internal to a video chip, i.e. not a separate audio chip. */
289 static struct HAUPPAUGE_AUDIOIC
290 {
291 u32 id;
292 char *name;
293 }
294 audioIC[] =
295 {
296 /* 0-4 */
297 { V4L2_IDENT_NONE, "None" },
298 { V4L2_IDENT_UNKNOWN, "TEA6300" },
299 { V4L2_IDENT_UNKNOWN, "TEA6320" },
300 { V4L2_IDENT_UNKNOWN, "TDA9850" },
301 { V4L2_IDENT_MSPX4XX, "MSP3400C" },
302 /* 5-9 */
303 { V4L2_IDENT_MSPX4XX, "MSP3410D" },
304 { V4L2_IDENT_MSPX4XX, "MSP3415" },
305 { V4L2_IDENT_MSPX4XX, "MSP3430" },
306 { V4L2_IDENT_MSPX4XX, "MSP3438" },
307 { V4L2_IDENT_UNKNOWN, "CS5331" },
308 /* 10-14 */
309 { V4L2_IDENT_MSPX4XX, "MSP3435" },
310 { V4L2_IDENT_MSPX4XX, "MSP3440" },
311 { V4L2_IDENT_MSPX4XX, "MSP3445" },
312 { V4L2_IDENT_MSPX4XX, "MSP3411" },
313 { V4L2_IDENT_MSPX4XX, "MSP3416" },
314 /* 15-19 */
315 { V4L2_IDENT_MSPX4XX, "MSP3425" },
316 { V4L2_IDENT_MSPX4XX, "MSP3451" },
317 { V4L2_IDENT_MSPX4XX, "MSP3418" },
318 { V4L2_IDENT_UNKNOWN, "Type 0x12" },
319 { V4L2_IDENT_UNKNOWN, "OKI7716" },
320 /* 20-24 */
321 { V4L2_IDENT_MSPX4XX, "MSP4410" },
322 { V4L2_IDENT_MSPX4XX, "MSP4420" },
323 { V4L2_IDENT_MSPX4XX, "MSP4440" },
324 { V4L2_IDENT_MSPX4XX, "MSP4450" },
325 { V4L2_IDENT_MSPX4XX, "MSP4408" },
326 /* 25-29 */
327 { V4L2_IDENT_MSPX4XX, "MSP4418" },
328 { V4L2_IDENT_MSPX4XX, "MSP4428" },
329 { V4L2_IDENT_MSPX4XX, "MSP4448" },
330 { V4L2_IDENT_MSPX4XX, "MSP4458" },
331 { V4L2_IDENT_MSPX4XX, "Type 0x1d" },
332 /* 30-34 */
333 { V4L2_IDENT_AMBIGUOUS, "CX880" },
334 { V4L2_IDENT_AMBIGUOUS, "CX881" },
335 { V4L2_IDENT_AMBIGUOUS, "CX883" },
336 { V4L2_IDENT_AMBIGUOUS, "CX882" },
337 { V4L2_IDENT_AMBIGUOUS, "CX25840" },
338 /* 35-39 */
339 { V4L2_IDENT_AMBIGUOUS, "CX25841" },
340 { V4L2_IDENT_AMBIGUOUS, "CX25842" },
341 { V4L2_IDENT_AMBIGUOUS, "CX25843" },
342 { V4L2_IDENT_AMBIGUOUS, "CX23418" },
343 { V4L2_IDENT_AMBIGUOUS, "CX23885" },
344 /* 40-44 */
345 { V4L2_IDENT_AMBIGUOUS, "CX23888" },
346 { V4L2_IDENT_AMBIGUOUS, "SAA7131" },
347 { V4L2_IDENT_AMBIGUOUS, "CX23887" },
348 { V4L2_IDENT_AMBIGUOUS, "SAA7164" },
349 { V4L2_IDENT_AMBIGUOUS, "AU8522" },
350 };
351
352 /* This list is supplied by Hauppauge. Thanks! */
353 static const char *decoderIC[] = {
354 /* 0-4 */
355 "None", "BT815", "BT817", "BT819", "BT815A",
356 /* 5-9 */
357 "BT817A", "BT819A", "BT827", "BT829", "BT848",
358 /* 10-14 */
359 "BT848A", "BT849A", "BT829A", "BT827A", "BT878",
360 /* 15-19 */
361 "BT879", "BT880", "VPX3226E", "SAA7114", "SAA7115",
362 /* 20-24 */
363 "CX880", "CX881", "CX883", "SAA7111", "SAA7113",
364 /* 25-29 */
365 "CX882", "TVP5150A", "CX25840", "CX25841", "CX25842",
366 /* 30-34 */
367 "CX25843", "CX23418", "NEC61153", "CX23885", "CX23888",
368 /* 35-39 */
369 "SAA7131", "CX25837", "CX23887", "CX23885A", "CX23887A",
370 /* 40-42 */
371 "SAA7164", "CX23885B", "AU8522"
372 };
373
hasRadioTuner(int tunerType)374 static int hasRadioTuner(int tunerType)
375 {
376 switch (tunerType) {
377 case 18: /* PNPEnv_TUNER_FR1236_MK2 */
378 case 23: /* PNPEnv_TUNER_FM1236 */
379 case 38: /* PNPEnv_TUNER_FMR1236 */
380 case 16: /* PNPEnv_TUNER_FR1216_MK2 */
381 case 19: /* PNPEnv_TUNER_FR1246_MK2 */
382 case 21: /* PNPEnv_TUNER_FM1216 */
383 case 24: /* PNPEnv_TUNER_FM1246 */
384 case 17: /* PNPEnv_TUNER_FR1216MF_MK2 */
385 case 22: /* PNPEnv_TUNER_FM1216MF */
386 case 20: /* PNPEnv_TUNER_FR1256_MK2 */
387 case 25: /* PNPEnv_TUNER_FM1256 */
388 case 33: /* PNPEnv_TUNER_4039FR5 */
389 case 42: /* PNPEnv_TUNER_4009FR5 */
390 case 52: /* PNPEnv_TUNER_4049FM5 */
391 case 54: /* PNPEnv_TUNER_4049FM5_AltI2C */
392 case 44: /* PNPEnv_TUNER_4009FN5 */
393 case 31: /* PNPEnv_TUNER_TCPB9085P */
394 case 30: /* PNPEnv_TUNER_TCPN9085D */
395 case 46: /* PNPEnv_TUNER_TP18NSR01F */
396 case 47: /* PNPEnv_TUNER_TP18PSB01D */
397 case 49: /* PNPEnv_TUNER_TAPC_I001D */
398 case 60: /* PNPEnv_TUNER_TAPE_S001D_MK3 */
399 case 57: /* PNPEnv_TUNER_FM1216ME_MK3 */
400 case 59: /* PNPEnv_TUNER_FM1216MP_MK3 */
401 case 58: /* PNPEnv_TUNER_FM1236_MK3 */
402 case 68: /* PNPEnv_TUNER_TAPE_H001F_MK3 */
403 case 61: /* PNPEnv_TUNER_TAPE_M001D_MK3 */
404 case 78: /* PNPEnv_TUNER_TDA8275C1_8290_FM */
405 case 89: /* PNPEnv_TUNER_TCL_MFPE05_2 */
406 case 92: /* PNPEnv_TUNER_PHILIPS_FQ1236A_MK4 */
407 case 105:
408 return 1;
409 }
410 return 0;
411 }
412
tveeprom_hauppauge_analog(struct i2c_client * c,struct tveeprom * tvee,unsigned char * eeprom_data)413 void tveeprom_hauppauge_analog(struct i2c_client *c, struct tveeprom *tvee,
414 unsigned char *eeprom_data)
415 {
416 /* ----------------------------------------------
417 ** The hauppauge eeprom format is tagged
418 **
419 ** if packet[0] == 0x84, then packet[0..1] == length
420 ** else length = packet[0] & 3f;
421 ** if packet[0] & f8 == f8, then EOD and packet[1] == checksum
422 **
423 ** In our (ivtv) case we're interested in the following:
424 ** tuner type: tag [00].05 or [0a].01 (index into hauppauge_tuner)
425 ** tuner fmts: tag [00].04 or [0a].00 (bitmask index into
426 ** hauppauge_tuner_fmt)
427 ** radio: tag [00].{last} or [0e].00 (bitmask. bit2=FM)
428 ** audio proc: tag [02].01 or [05].00 (mask with 0x7f)
429 ** decoder proc: tag [09].01)
430
431 ** Fun info:
432 ** model: tag [00].07-08 or [06].00-01
433 ** revision: tag [00].09-0b or [06].04-06
434 ** serial#: tag [01].05-07 or [04].04-06
435
436 ** # of inputs/outputs ???
437 */
438
439 int i, j, len, done, beenhere, tag, start;
440
441 int tuner1 = 0, t_format1 = 0, audioic = -1;
442 char *t_name1 = NULL;
443 const char *t_fmt_name1[8] = { " none", "", "", "", "", "", "", "" };
444
445 int tuner2 = 0, t_format2 = 0;
446 char *t_name2 = NULL;
447 const char *t_fmt_name2[8] = { " none", "", "", "", "", "", "", "" };
448
449 memset(tvee, 0, sizeof(*tvee));
450 tvee->tuner_type = TUNER_ABSENT;
451 tvee->tuner2_type = TUNER_ABSENT;
452
453 done = len = beenhere = 0;
454
455 /* Different eeprom start offsets for em28xx, cx2388x and cx23418 */
456 if (eeprom_data[0] == 0x1a &&
457 eeprom_data[1] == 0xeb &&
458 eeprom_data[2] == 0x67 &&
459 eeprom_data[3] == 0x95)
460 start = 0xa0; /* Generic em28xx offset */
461 else if ((eeprom_data[0] & 0xe1) == 0x01 &&
462 eeprom_data[1] == 0x00 &&
463 eeprom_data[2] == 0x00 &&
464 eeprom_data[8] == 0x84)
465 start = 8; /* Generic cx2388x offset */
466 else if (eeprom_data[1] == 0x70 &&
467 eeprom_data[2] == 0x00 &&
468 eeprom_data[4] == 0x74 &&
469 eeprom_data[8] == 0x84)
470 start = 8; /* Generic cx23418 offset (models 74xxx) */
471 else
472 start = 0;
473
474 for (i = start; !done && i < 256; i += len) {
475 if (eeprom_data[i] == 0x84) {
476 len = eeprom_data[i + 1] + (eeprom_data[i + 2] << 8);
477 i += 3;
478 } else if ((eeprom_data[i] & 0xf0) == 0x70) {
479 if (eeprom_data[i] & 0x08) {
480 /* verify checksum! */
481 done = 1;
482 break;
483 }
484 len = eeprom_data[i] & 0x07;
485 ++i;
486 } else {
487 tveeprom_warn("Encountered bad packet header [%02x]. "
488 "Corrupt or not a Hauppauge eeprom.\n",
489 eeprom_data[i]);
490 return;
491 }
492
493 if (debug) {
494 tveeprom_info("Tag [%02x] + %d bytes:",
495 eeprom_data[i], len - 1);
496 for (j = 1; j < len; j++)
497 printk(KERN_CONT " %02x", eeprom_data[i + j]);
498 printk(KERN_CONT "\n");
499 }
500
501 /* process by tag */
502 tag = eeprom_data[i];
503 switch (tag) {
504 case 0x00:
505 /* tag: 'Comprehensive' */
506 tuner1 = eeprom_data[i+6];
507 t_format1 = eeprom_data[i+5];
508 tvee->has_radio = eeprom_data[i+len-1];
509 /* old style tag, don't know how to detect
510 IR presence, mark as unknown. */
511 tvee->has_ir = 0;
512 tvee->model =
513 eeprom_data[i+8] +
514 (eeprom_data[i+9] << 8);
515 tvee->revision = eeprom_data[i+10] +
516 (eeprom_data[i+11] << 8) +
517 (eeprom_data[i+12] << 16);
518 break;
519
520 case 0x01:
521 /* tag: 'SerialID' */
522 tvee->serial_number =
523 eeprom_data[i+6] +
524 (eeprom_data[i+7] << 8) +
525 (eeprom_data[i+8] << 16);
526 break;
527
528 case 0x02:
529 /* tag 'AudioInfo'
530 Note mask with 0x7F, high bit used on some older models
531 to indicate 4052 mux was removed in favor of using MSP
532 inputs directly. */
533 audioic = eeprom_data[i+2] & 0x7f;
534 if (audioic < ARRAY_SIZE(audioIC))
535 tvee->audio_processor = audioIC[audioic].id;
536 else
537 tvee->audio_processor = V4L2_IDENT_UNKNOWN;
538 break;
539
540 /* case 0x03: tag 'EEInfo' */
541
542 case 0x04:
543 /* tag 'SerialID2' */
544 tvee->serial_number =
545 eeprom_data[i+5] +
546 (eeprom_data[i+6] << 8) +
547 (eeprom_data[i+7] << 16);
548
549 if ((eeprom_data[i + 8] & 0xf0) &&
550 (tvee->serial_number < 0xffffff)) {
551 tvee->MAC_address[0] = 0x00;
552 tvee->MAC_address[1] = 0x0D;
553 tvee->MAC_address[2] = 0xFE;
554 tvee->MAC_address[3] = eeprom_data[i + 7];
555 tvee->MAC_address[4] = eeprom_data[i + 6];
556 tvee->MAC_address[5] = eeprom_data[i + 5];
557 tvee->has_MAC_address = 1;
558 }
559 break;
560
561 case 0x05:
562 /* tag 'Audio2'
563 Note mask with 0x7F, high bit used on some older models
564 to indicate 4052 mux was removed in favor of using MSP
565 inputs directly. */
566 audioic = eeprom_data[i+1] & 0x7f;
567 if (audioic < ARRAY_SIZE(audioIC))
568 tvee->audio_processor = audioIC[audioic].id;
569 else
570 tvee->audio_processor = V4L2_IDENT_UNKNOWN;
571
572 break;
573
574 case 0x06:
575 /* tag 'ModelRev' */
576 tvee->model =
577 eeprom_data[i + 1] +
578 (eeprom_data[i + 2] << 8) +
579 (eeprom_data[i + 3] << 16) +
580 (eeprom_data[i + 4] << 24);
581 tvee->revision =
582 eeprom_data[i + 5] +
583 (eeprom_data[i + 6] << 8) +
584 (eeprom_data[i + 7] << 16);
585 break;
586
587 case 0x07:
588 /* tag 'Details': according to Hauppauge not interesting
589 on any PCI-era or later boards. */
590 break;
591
592 /* there is no tag 0x08 defined */
593
594 case 0x09:
595 /* tag 'Video' */
596 tvee->decoder_processor = eeprom_data[i + 1];
597 break;
598
599 case 0x0a:
600 /* tag 'Tuner' */
601 if (beenhere == 0) {
602 tuner1 = eeprom_data[i + 2];
603 t_format1 = eeprom_data[i + 1];
604 beenhere = 1;
605 } else {
606 /* a second (radio) tuner may be present */
607 tuner2 = eeprom_data[i + 2];
608 t_format2 = eeprom_data[i + 1];
609 /* not a TV tuner? */
610 if (t_format2 == 0)
611 tvee->has_radio = 1; /* must be radio */
612 }
613 break;
614
615 case 0x0b:
616 /* tag 'Inputs': according to Hauppauge this is specific
617 to each driver family, so no good assumptions can be
618 made. */
619 break;
620
621 /* case 0x0c: tag 'Balun' */
622 /* case 0x0d: tag 'Teletext' */
623
624 case 0x0e:
625 /* tag: 'Radio' */
626 tvee->has_radio = eeprom_data[i+1];
627 break;
628
629 case 0x0f:
630 /* tag 'IRInfo' */
631 tvee->has_ir = 1 | (eeprom_data[i+1] << 1);
632 break;
633
634 /* case 0x10: tag 'VBIInfo' */
635 /* case 0x11: tag 'QCInfo' */
636 /* case 0x12: tag 'InfoBits' */
637
638 default:
639 tveeprom_dbg("Not sure what to do with tag [%02x]\n",
640 tag);
641 /* dump the rest of the packet? */
642 }
643 }
644
645 if (!done) {
646 tveeprom_warn("Ran out of data!\n");
647 return;
648 }
649
650 if (tvee->revision != 0) {
651 tvee->rev_str[0] = 32 + ((tvee->revision >> 18) & 0x3f);
652 tvee->rev_str[1] = 32 + ((tvee->revision >> 12) & 0x3f);
653 tvee->rev_str[2] = 32 + ((tvee->revision >> 6) & 0x3f);
654 tvee->rev_str[3] = 32 + (tvee->revision & 0x3f);
655 tvee->rev_str[4] = 0;
656 }
657
658 if (hasRadioTuner(tuner1) && !tvee->has_radio) {
659 tveeprom_info("The eeprom says no radio is present, but the tuner type\n");
660 tveeprom_info("indicates otherwise. I will assume that radio is present.\n");
661 tvee->has_radio = 1;
662 }
663
664 if (tuner1 < ARRAY_SIZE(hauppauge_tuner)) {
665 tvee->tuner_type = hauppauge_tuner[tuner1].id;
666 t_name1 = hauppauge_tuner[tuner1].name;
667 } else {
668 t_name1 = "unknown";
669 }
670
671 if (tuner2 < ARRAY_SIZE(hauppauge_tuner)) {
672 tvee->tuner2_type = hauppauge_tuner[tuner2].id;
673 t_name2 = hauppauge_tuner[tuner2].name;
674 } else {
675 t_name2 = "unknown";
676 }
677
678 tvee->tuner_hauppauge_model = tuner1;
679 tvee->tuner2_hauppauge_model = tuner2;
680 tvee->tuner_formats = 0;
681 tvee->tuner2_formats = 0;
682 for (i = j = 0; i < 8; i++) {
683 if (t_format1 & (1 << i)) {
684 tvee->tuner_formats |= hauppauge_tuner_fmt[i].id;
685 t_fmt_name1[j++] = hauppauge_tuner_fmt[i].name;
686 }
687 }
688 for (i = j = 0; i < 8; i++) {
689 if (t_format2 & (1 << i)) {
690 tvee->tuner2_formats |= hauppauge_tuner_fmt[i].id;
691 t_fmt_name2[j++] = hauppauge_tuner_fmt[i].name;
692 }
693 }
694
695 tveeprom_info("Hauppauge model %d, rev %s, serial# %d\n",
696 tvee->model, tvee->rev_str, tvee->serial_number);
697 if (tvee->has_MAC_address == 1)
698 tveeprom_info("MAC address is %pM\n", tvee->MAC_address);
699 tveeprom_info("tuner model is %s (idx %d, type %d)\n",
700 t_name1, tuner1, tvee->tuner_type);
701 tveeprom_info("TV standards%s%s%s%s%s%s%s%s (eeprom 0x%02x)\n",
702 t_fmt_name1[0], t_fmt_name1[1], t_fmt_name1[2],
703 t_fmt_name1[3], t_fmt_name1[4], t_fmt_name1[5],
704 t_fmt_name1[6], t_fmt_name1[7], t_format1);
705 if (tuner2)
706 tveeprom_info("second tuner model is %s (idx %d, type %d)\n",
707 t_name2, tuner2, tvee->tuner2_type);
708 if (t_format2)
709 tveeprom_info("TV standards%s%s%s%s%s%s%s%s (eeprom 0x%02x)\n",
710 t_fmt_name2[0], t_fmt_name2[1], t_fmt_name2[2],
711 t_fmt_name2[3], t_fmt_name2[4], t_fmt_name2[5],
712 t_fmt_name2[6], t_fmt_name2[7], t_format2);
713 if (audioic < 0) {
714 tveeprom_info("audio processor is unknown (no idx)\n");
715 tvee->audio_processor = V4L2_IDENT_UNKNOWN;
716 } else {
717 if (audioic < ARRAY_SIZE(audioIC))
718 tveeprom_info("audio processor is %s (idx %d)\n",
719 audioIC[audioic].name, audioic);
720 else
721 tveeprom_info("audio processor is unknown (idx %d)\n",
722 audioic);
723 }
724 if (tvee->decoder_processor)
725 tveeprom_info("decoder processor is %s (idx %d)\n",
726 STRM(decoderIC, tvee->decoder_processor),
727 tvee->decoder_processor);
728 if (tvee->has_ir)
729 tveeprom_info("has %sradio, has %sIR receiver, has %sIR transmitter\n",
730 tvee->has_radio ? "" : "no ",
731 (tvee->has_ir & 2) ? "" : "no ",
732 (tvee->has_ir & 4) ? "" : "no ");
733 else
734 tveeprom_info("has %sradio\n",
735 tvee->has_radio ? "" : "no ");
736 }
737 EXPORT_SYMBOL(tveeprom_hauppauge_analog);
738
739 /* ----------------------------------------------------------------------- */
740 /* generic helper functions */
741
tveeprom_read(struct i2c_client * c,unsigned char * eedata,int len)742 int tveeprom_read(struct i2c_client *c, unsigned char *eedata, int len)
743 {
744 unsigned char buf;
745 int err;
746
747 buf = 0;
748 err = i2c_master_send(c, &buf, 1);
749 if (err != 1) {
750 tveeprom_info("Huh, no eeprom present (err=%d)?\n", err);
751 return -1;
752 }
753 err = i2c_master_recv(c, eedata, len);
754 if (err != len) {
755 tveeprom_warn("i2c eeprom read error (err=%d)\n", err);
756 return -1;
757 }
758 if (debug) {
759 int i;
760
761 tveeprom_info("full 256-byte eeprom dump:\n");
762 for (i = 0; i < len; i++) {
763 if (0 == (i % 16))
764 tveeprom_info("%02x:", i);
765 printk(KERN_CONT " %02x", eedata[i]);
766 if (15 == (i % 16))
767 printk(KERN_CONT "\n");
768 }
769 }
770 return 0;
771 }
772 EXPORT_SYMBOL(tveeprom_read);
773
774 /*
775 * Local variables:
776 * c-basic-offset: 8
777 * End:
778 */
779