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[/] [test_project/] [trunk/] [linux_sd_driver/] [drivers/] [media/] [video/] [tveeprom.c] - Blame information for rev 78

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1 62 marcus.erl
/*
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/videodev.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/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...) \
56
        v4l_printk(KERN_INFO, "tveeprom", c->adapter, c->addr, fmt , ## arg)
57
#define tveeprom_warn(fmt, arg...) \
58
        v4l_printk(KERN_WARNING, "tveeprom", c->adapter, c->addr, fmt , ## arg)
59
#define tveeprom_dbg(fmt, arg...) do { \
60
        if (debug) \
61
                v4l_printk(KERN_DEBUG, "tveeprom", c->adapter, c->addr, fmt , ## arg); \
62
        } while (0)
63
 
64
/*
65
 * The Hauppauge eeprom uses an 8bit field to determine which
66
 * tuner formats the tuner supports.
67
 */
68
static struct HAUPPAUGE_TUNER_FMT
69
{
70
        int     id;
71
        char *name;
72
}
73
hauppauge_tuner_fmt[] =
74
{
75
        { V4L2_STD_UNKNOWN,                   " UNKNOWN" },
76
        { V4L2_STD_UNKNOWN,                   " FM" },
77
        { V4L2_STD_B|V4L2_STD_GH,             " PAL(B/G)" },
78
        { V4L2_STD_MN,                        " NTSC(M)" },
79
        { V4L2_STD_PAL_I,                     " PAL(I)" },
80
        { V4L2_STD_SECAM_L|V4L2_STD_SECAM_LC, " SECAM(L/L')" },
81
        { V4L2_STD_DK,                        " PAL(D/D1/K)" },
82
        { V4L2_STD_ATSC,                      " ATSC/DVB Digital" },
83
};
84
 
85
/* This is the full list of possible tuners. Many thanks to Hauppauge for
86
   supplying this information. Note that many tuners where only used for
87
   testing and never made it to the outside world. So you will only see
88
   a subset in actual produced cards. */
89
static struct HAUPPAUGE_TUNER
90
{
91
        int  id;
92
        char *name;
93
}
94
hauppauge_tuner[] =
95
{
96
        /* 0-9 */
97
        { TUNER_ABSENT,        "None" },
98
        { TUNER_ABSENT,        "External" },
99
        { TUNER_ABSENT,        "Unspecified" },
100
        { TUNER_PHILIPS_PAL,   "Philips FI1216" },
101
        { TUNER_PHILIPS_SECAM, "Philips FI1216MF" },
102
        { TUNER_PHILIPS_NTSC,  "Philips FI1236" },
103
        { TUNER_PHILIPS_PAL_I, "Philips FI1246" },
104
        { TUNER_PHILIPS_PAL_DK,"Philips FI1256" },
105
        { TUNER_PHILIPS_PAL,   "Philips FI1216 MK2" },
106
        { TUNER_PHILIPS_SECAM, "Philips FI1216MF MK2" },
107
        /* 10-19 */
108
        { TUNER_PHILIPS_NTSC,  "Philips FI1236 MK2" },
109
        { TUNER_PHILIPS_PAL_I, "Philips FI1246 MK2" },
110
        { TUNER_PHILIPS_PAL_DK,"Philips FI1256 MK2" },
111
        { TUNER_TEMIC_NTSC,    "Temic 4032FY5" },
112
        { TUNER_TEMIC_PAL,     "Temic 4002FH5" },
113
        { TUNER_TEMIC_PAL_I,   "Temic 4062FY5" },
114
        { TUNER_PHILIPS_PAL,   "Philips FR1216 MK2" },
115
        { TUNER_PHILIPS_SECAM, "Philips FR1216MF MK2" },
116
        { TUNER_PHILIPS_NTSC,  "Philips FR1236 MK2" },
117
        { TUNER_PHILIPS_PAL_I, "Philips FR1246 MK2" },
118
        /* 20-29 */
119
        { TUNER_PHILIPS_PAL_DK,"Philips FR1256 MK2" },
120
        { TUNER_PHILIPS_PAL,   "Philips FM1216" },
121
        { TUNER_PHILIPS_SECAM, "Philips FM1216MF" },
122
        { TUNER_PHILIPS_NTSC,  "Philips FM1236" },
123
        { TUNER_PHILIPS_PAL_I, "Philips FM1246" },
124
        { TUNER_PHILIPS_PAL_DK,"Philips FM1256" },
125
        { TUNER_TEMIC_4036FY5_NTSC, "Temic 4036FY5" },
126
        { TUNER_ABSENT,        "Samsung TCPN9082D" },
127
        { TUNER_ABSENT,        "Samsung TCPM9092P" },
128
        { TUNER_TEMIC_4006FH5_PAL, "Temic 4006FH5" },
129
        /* 30-39 */
130
        { TUNER_ABSENT,        "Samsung TCPN9085D" },
131
        { TUNER_ABSENT,        "Samsung TCPB9085P" },
132
        { TUNER_ABSENT,        "Samsung TCPL9091P" },
133
        { TUNER_TEMIC_4039FR5_NTSC, "Temic 4039FR5" },
134
        { TUNER_PHILIPS_FQ1216ME,   "Philips FQ1216 ME" },
135
        { TUNER_TEMIC_4066FY5_PAL_I, "Temic 4066FY5" },
136
        { TUNER_PHILIPS_NTSC,        "Philips TD1536" },
137
        { TUNER_PHILIPS_NTSC,        "Philips TD1536D" },
138
        { TUNER_PHILIPS_NTSC,  "Philips FMR1236" }, /* mono radio */
139
        { TUNER_ABSENT,        "Philips FI1256MP" },
140
        /* 40-49 */
141
        { TUNER_ABSENT,        "Samsung TCPQ9091P" },
142
        { TUNER_TEMIC_4006FN5_MULTI_PAL, "Temic 4006FN5" },
143
        { TUNER_TEMIC_4009FR5_PAL, "Temic 4009FR5" },
144
        { TUNER_TEMIC_4046FM5,     "Temic 4046FM5" },
145
        { TUNER_TEMIC_4009FN5_MULTI_PAL_FM, "Temic 4009FN5" },
146
        { TUNER_ABSENT,        "Philips TD1536D FH 44"},
147
        { TUNER_LG_NTSC_FM,    "LG TP18NSR01F"},
148
        { TUNER_LG_PAL_FM,     "LG TP18PSB01D"},
149
        { TUNER_LG_PAL,        "LG TP18PSB11D"},
150
        { TUNER_LG_PAL_I_FM,   "LG TAPC-I001D"},
151
        /* 50-59 */
152
        { TUNER_LG_PAL_I,      "LG TAPC-I701D"},
153
        { TUNER_ABSENT,        "Temic 4042FI5"},
154
        { TUNER_MICROTUNE_4049FM5, "Microtune 4049 FM5"},
155
        { TUNER_ABSENT,        "LG TPI8NSR11F"},
156
        { TUNER_ABSENT,        "Microtune 4049 FM5 Alt I2C"},
157
        { TUNER_PHILIPS_FM1216ME_MK3, "Philips FQ1216ME MK3"},
158
        { TUNER_ABSENT,        "Philips FI1236 MK3"},
159
        { TUNER_PHILIPS_FM1216ME_MK3, "Philips FM1216 ME MK3"},
160
        { TUNER_PHILIPS_FM1236_MK3, "Philips FM1236 MK3"},
161
        { TUNER_ABSENT,        "Philips FM1216MP MK3"},
162
        /* 60-69 */
163
        { TUNER_PHILIPS_FM1216ME_MK3, "LG S001D MK3"},
164
        { TUNER_ABSENT,        "LG M001D MK3"},
165
        { TUNER_PHILIPS_FM1216ME_MK3, "LG S701D MK3"},
166
        { TUNER_ABSENT,        "LG M701D MK3"},
167
        { TUNER_ABSENT,        "Temic 4146FM5"},
168
        { TUNER_ABSENT,        "Temic 4136FY5"},
169
        { TUNER_ABSENT,        "Temic 4106FH5"},
170
        { TUNER_ABSENT,        "Philips FQ1216LMP MK3"},
171
        { TUNER_LG_NTSC_TAPE,  "LG TAPE H001F MK3"},
172
        { TUNER_LG_NTSC_TAPE,  "LG TAPE H701F MK3"},
173
        /* 70-79 */
174
        { TUNER_ABSENT,        "LG TALN H200T"},
175
        { TUNER_ABSENT,        "LG TALN H250T"},
176
        { TUNER_ABSENT,        "LG TALN M200T"},
177
        { TUNER_ABSENT,        "LG TALN Z200T"},
178
        { TUNER_ABSENT,        "LG TALN S200T"},
179
        { TUNER_ABSENT,        "Thompson DTT7595"},
180
        { TUNER_ABSENT,        "Thompson DTT7592"},
181
        { TUNER_ABSENT,        "Silicon TDA8275C1 8290"},
182
        { TUNER_ABSENT,        "Silicon TDA8275C1 8290 FM"},
183
        { TUNER_ABSENT,        "Thompson DTT757"},
184
        /* 80-89 */
185
        { TUNER_PHILIPS_FM1216ME_MK3, "Philips FQ1216LME MK3"},
186
        { TUNER_LG_PAL_NEW_TAPC, "LG TAPC G701D"},
187
        { TUNER_LG_NTSC_NEW_TAPC, "LG TAPC H791F"},
188
        { TUNER_LG_PAL_NEW_TAPC, "TCL 2002MB 3"},
189
        { TUNER_LG_PAL_NEW_TAPC, "TCL 2002MI 3"},
190
        { TUNER_TCL_2002N,     "TCL 2002N 6A"},
191
        { TUNER_PHILIPS_FM1236_MK3, "Philips FQ1236 MK3"},
192
        { TUNER_SAMSUNG_TCPN_2121P30A, "Samsung TCPN 2121P30A"},
193
        { TUNER_ABSENT,        "Samsung TCPE 4121P30A"},
194
        { TUNER_PHILIPS_FM1216ME_MK3, "TCL MFPE05 2"},
195
        /* 90-99 */
196
        { TUNER_ABSENT,        "LG TALN H202T"},
197
        { TUNER_PHILIPS_FQ1216AME_MK4, "Philips FQ1216AME MK4"},
198
        { TUNER_PHILIPS_FQ1236A_MK4, "Philips FQ1236A MK4"},
199
        { TUNER_ABSENT,        "Philips FQ1286A MK4"},
200
        { TUNER_ABSENT,        "Philips FQ1216ME MK5"},
201
        { TUNER_ABSENT,        "Philips FQ1236 MK5"},
202
        { TUNER_SAMSUNG_TCPG_6121P30A, "Samsung TCPG 6121P30A"},
203
        { TUNER_TCL_2002MB,    "TCL 2002MB_3H"},
204
        { TUNER_ABSENT,        "TCL 2002MI_3H"},
205
        { TUNER_TCL_2002N,     "TCL 2002N 5H"},
206
        /* 100-109 */
207
        { TUNER_PHILIPS_FMD1216ME_MK3, "Philips FMD1216ME"},
208
        { TUNER_TEA5767,       "Philips TEA5768HL FM Radio"},
209
        { TUNER_ABSENT,        "Panasonic ENV57H12D5"},
210
        { TUNER_PHILIPS_FM1236_MK3, "TCL MFNM05-4"},
211
        { TUNER_ABSENT,        "TCL MNM05-4"},
212
        { TUNER_PHILIPS_FM1216ME_MK3, "TCL MPE05-2"},
213
        { TUNER_ABSENT,        "TCL MQNM05-4"},
214
        { TUNER_ABSENT,        "LG TAPC-W701D"},
215
        { TUNER_ABSENT,        "TCL 9886P-WM"},
216
        { TUNER_ABSENT,        "TCL 1676NM-WM"},
217
        /* 110-119 */
218
        { TUNER_ABSENT,        "Thompson DTT75105"},
219
        { TUNER_ABSENT,        "Conexant_CX24109"},
220
        { TUNER_TCL_2002N,     "TCL M2523_5N_E"},
221
        { TUNER_TCL_2002MB,    "TCL M2523_3DB_E"},
222
        { TUNER_ABSENT,        "Philips 8275A"},
223
        { TUNER_ABSENT,        "Microtune MT2060"},
224
        { TUNER_PHILIPS_FM1236_MK3, "Philips FM1236 MK5"},
225
        { TUNER_PHILIPS_FM1216ME_MK3, "Philips FM1216ME MK5"},
226
        { TUNER_ABSENT,        "TCL M2523_3DI_E"},
227
        { TUNER_ABSENT,        "Samsung THPD5222FG30A"},
228
        /* 120-129 */
229
        { TUNER_ABSENT,        "Xceive XC3028"},
230
        { TUNER_ABSENT,        "Philips FQ1216LME MK5"},
231
        { TUNER_ABSENT,        "Philips FQD1216LME"},
232
        { TUNER_ABSENT,        "Conexant CX24118A"},
233
        { TUNER_ABSENT,        "TCL DMF11WIP"},
234
        { TUNER_ABSENT,        "TCL MFNM05_4H_E"},
235
        { TUNER_ABSENT,        "TCL MNM05_4H_E"},
236
        { TUNER_ABSENT,        "TCL MPE05_2H_E"},
237
        { TUNER_ABSENT,        "TCL MQNM05_4_U"},
238
        { TUNER_ABSENT,        "TCL M2523_5NH_E"},
239
        /* 130-139 */
240
        { TUNER_ABSENT,        "TCL M2523_3DBH_E"},
241
        { TUNER_ABSENT,        "TCL M2523_3DIH_E"},
242
        { TUNER_ABSENT,        "TCL MFPE05_2_U"},
243
        { TUNER_ABSENT,        "Philips FMD1216MEX"},
244
        { TUNER_ABSENT,        "Philips FRH2036B"},
245
        { TUNER_ABSENT,        "Panasonic ENGF75_01GF"},
246
        { TUNER_ABSENT,        "MaxLinear MXL5005"},
247
        { TUNER_ABSENT,        "MaxLinear MXL5003"},
248
        { TUNER_ABSENT,        "Xceive XC2028"},
249
        { TUNER_ABSENT,        "Microtune MT2131"},
250
        /* 140-149 */
251
        { TUNER_ABSENT,        "Philips 8275A_8295"},
252
        { TUNER_ABSENT,        "TCL MF02GIP_5N_E"},
253
        { TUNER_ABSENT,        "TCL MF02GIP_3DB_E"},
254
        { TUNER_ABSENT,        "TCL MF02GIP_3DI_E"},
255
        { TUNER_ABSENT,        "Microtune MT2266"},
256
        { TUNER_ABSENT,        "TCL MF10WPP_4N_E"},
257
        { TUNER_ABSENT,        "LG TAPQ_H702F"},
258
        { TUNER_ABSENT,        "TCL M09WPP_4N_E"},
259
        { TUNER_ABSENT,        "MaxLinear MXL5005_v2"},
260
        { TUNER_ABSENT,        "Philips 18271_8295"},
261
};
262
 
263
static struct HAUPPAUGE_AUDIOIC
264
{
265
        enum audiochip  id;
266
        char *name;
267
}
268
audioIC[] =
269
{
270
        /* 0-4 */
271
        {AUDIO_CHIP_NONE,     "None"},
272
        {AUDIO_CHIP_TEA6300,  "TEA6300"},
273
        {AUDIO_CHIP_TEA6300,  "TEA6320"},
274
        {AUDIO_CHIP_TDA985X,  "TDA9850"},
275
        {AUDIO_CHIP_MSP34XX,  "MSP3400C"},
276
        /* 5-9 */
277
        {AUDIO_CHIP_MSP34XX,  "MSP3410D"},
278
        {AUDIO_CHIP_MSP34XX,  "MSP3415"},
279
        {AUDIO_CHIP_MSP34XX,  "MSP3430"},
280
        {AUDIO_CHIP_MSP34XX,  "MSP3438"},
281
        {AUDIO_CHIP_UNKNOWN,  "CS5331"},
282
        /* 10-14 */
283
        {AUDIO_CHIP_MSP34XX,  "MSP3435"},
284
        {AUDIO_CHIP_MSP34XX,  "MSP3440"},
285
        {AUDIO_CHIP_MSP34XX,  "MSP3445"},
286
        {AUDIO_CHIP_MSP34XX,  "MSP3411"},
287
        {AUDIO_CHIP_MSP34XX,  "MSP3416"},
288
        /* 15-19 */
289
        {AUDIO_CHIP_MSP34XX,  "MSP3425"},
290
        {AUDIO_CHIP_MSP34XX,  "MSP3451"},
291
        {AUDIO_CHIP_MSP34XX,  "MSP3418"},
292
        {AUDIO_CHIP_UNKNOWN,  "Type 0x12"},
293
        {AUDIO_CHIP_UNKNOWN,  "OKI7716"},
294
        /* 20-24 */
295
        {AUDIO_CHIP_MSP34XX,  "MSP4410"},
296
        {AUDIO_CHIP_MSP34XX,  "MSP4420"},
297
        {AUDIO_CHIP_MSP34XX,  "MSP4440"},
298
        {AUDIO_CHIP_MSP34XX,  "MSP4450"},
299
        {AUDIO_CHIP_MSP34XX,  "MSP4408"},
300
        /* 25-29 */
301
        {AUDIO_CHIP_MSP34XX,  "MSP4418"},
302
        {AUDIO_CHIP_MSP34XX,  "MSP4428"},
303
        {AUDIO_CHIP_MSP34XX,  "MSP4448"},
304
        {AUDIO_CHIP_MSP34XX,  "MSP4458"},
305
        {AUDIO_CHIP_MSP34XX,  "Type 0x1d"},
306
        /* 30-34 */
307
        {AUDIO_CHIP_INTERNAL, "CX880"},
308
        {AUDIO_CHIP_INTERNAL, "CX881"},
309
        {AUDIO_CHIP_INTERNAL, "CX883"},
310
        {AUDIO_CHIP_INTERNAL, "CX882"},
311
        {AUDIO_CHIP_INTERNAL, "CX25840"},
312
        /* 35-39 */
313
        {AUDIO_CHIP_INTERNAL, "CX25841"},
314
        {AUDIO_CHIP_INTERNAL, "CX25842"},
315
        {AUDIO_CHIP_INTERNAL, "CX25843"},
316
        {AUDIO_CHIP_INTERNAL, "CX23418"},
317
        {AUDIO_CHIP_INTERNAL, "CX23885"},
318
        /* 40-42 */
319
        {AUDIO_CHIP_INTERNAL, "CX23888"},
320
        {AUDIO_CHIP_INTERNAL, "SAA7131"},
321
        {AUDIO_CHIP_INTERNAL, "CX23887"},
322
};
323
 
324
/* This list is supplied by Hauppauge. Thanks! */
325
static const char *decoderIC[] = {
326
        /* 0-4 */
327
        "None", "BT815", "BT817", "BT819", "BT815A",
328
        /* 5-9 */
329
        "BT817A", "BT819A", "BT827", "BT829", "BT848",
330
        /* 10-14 */
331
        "BT848A", "BT849A", "BT829A", "BT827A", "BT878",
332
        /* 15-19 */
333
        "BT879", "BT880", "VPX3226E", "SAA7114", "SAA7115",
334
        /* 20-24 */
335
        "CX880", "CX881", "CX883", "SAA7111", "SAA7113",
336
        /* 25-29 */
337
        "CX882", "TVP5150A", "CX25840", "CX25841", "CX25842",
338
        /* 30-34 */
339
        "CX25843", "CX23418", "NEC61153", "CX23885", "CX23888",
340
        /* 35-37 */
341
        "SAA7131", "CX25837", "CX23887"
342
};
343
 
344
static int hasRadioTuner(int tunerType)
345
{
346
        switch (tunerType) {
347
                case 18: //PNPEnv_TUNER_FR1236_MK2:
348
                case 23: //PNPEnv_TUNER_FM1236:
349
                case 38: //PNPEnv_TUNER_FMR1236:
350
                case 16: //PNPEnv_TUNER_FR1216_MK2:
351
                case 19: //PNPEnv_TUNER_FR1246_MK2:
352
                case 21: //PNPEnv_TUNER_FM1216:
353
                case 24: //PNPEnv_TUNER_FM1246:
354
                case 17: //PNPEnv_TUNER_FR1216MF_MK2:
355
                case 22: //PNPEnv_TUNER_FM1216MF:
356
                case 20: //PNPEnv_TUNER_FR1256_MK2:
357
                case 25: //PNPEnv_TUNER_FM1256:
358
                case 33: //PNPEnv_TUNER_4039FR5:
359
                case 42: //PNPEnv_TUNER_4009FR5:
360
                case 52: //PNPEnv_TUNER_4049FM5:
361
                case 54: //PNPEnv_TUNER_4049FM5_AltI2C:
362
                case 44: //PNPEnv_TUNER_4009FN5:
363
                case 31: //PNPEnv_TUNER_TCPB9085P:
364
                case 30: //PNPEnv_TUNER_TCPN9085D:
365
                case 46: //PNPEnv_TUNER_TP18NSR01F:
366
                case 47: //PNPEnv_TUNER_TP18PSB01D:
367
                case 49: //PNPEnv_TUNER_TAPC_I001D:
368
                case 60: //PNPEnv_TUNER_TAPE_S001D_MK3:
369
                case 57: //PNPEnv_TUNER_FM1216ME_MK3:
370
                case 59: //PNPEnv_TUNER_FM1216MP_MK3:
371
                case 58: //PNPEnv_TUNER_FM1236_MK3:
372
                case 68: //PNPEnv_TUNER_TAPE_H001F_MK3:
373
                case 61: //PNPEnv_TUNER_TAPE_M001D_MK3:
374
                case 78: //PNPEnv_TUNER_TDA8275C1_8290_FM:
375
                case 89: //PNPEnv_TUNER_TCL_MFPE05_2:
376
                case 92: //PNPEnv_TUNER_PHILIPS_FQ1236A_MK4:
377
                case 105:
378
                return 1;
379
        }
380
        return 0;
381
}
382
 
383
void tveeprom_hauppauge_analog(struct i2c_client *c, struct tveeprom *tvee,
384
                                unsigned char *eeprom_data)
385
{
386
        /* ----------------------------------------------
387
        ** The hauppauge eeprom format is tagged
388
        **
389
        ** if packet[0] == 0x84, then packet[0..1] == length
390
        ** else length = packet[0] & 3f;
391
        ** if packet[0] & f8 == f8, then EOD and packet[1] == checksum
392
        **
393
        ** In our (ivtv) case we're interested in the following:
394
        ** tuner type:   tag [00].05 or [0a].01 (index into hauppauge_tuner)
395
        ** tuner fmts:   tag [00].04 or [0a].00 (bitmask index into hauppauge_tuner_fmt)
396
        ** radio:        tag [00].{last} or [0e].00  (bitmask.  bit2=FM)
397
        ** audio proc:   tag [02].01 or [05].00 (mask with 0x7f)
398
        ** decoder proc: tag [09].01)
399
 
400
        ** Fun info:
401
        ** model:      tag [00].07-08 or [06].00-01
402
        ** revision:   tag [00].09-0b or [06].04-06
403
        ** serial#:    tag [01].05-07 or [04].04-06
404
 
405
        ** # of inputs/outputs ???
406
        */
407
 
408
        int i, j, len, done, beenhere, tag,start;
409
 
410
        int tuner1 = 0, t_format1 = 0, audioic=-1;
411
        char *t_name1 = NULL;
412
        const char *t_fmt_name1[8] = { " none", "", "", "", "", "", "", "" };
413
 
414
        int tuner2 = 0, t_format2 = 0;
415
        char *t_name2 = NULL;
416
        const char *t_fmt_name2[8] = { " none", "", "", "", "", "", "", "" };
417
 
418
        memset(tvee, 0, sizeof(*tvee));
419
        done = len = beenhere = 0;
420
 
421
        /* Hack for processing eeprom for em28xx and cx 2388x*/
422
        if ((eeprom_data[0] == 0x1a) && (eeprom_data[1] == 0xeb) &&
423
                        (eeprom_data[2] == 0x67) && (eeprom_data[3] == 0x95))
424
                start=0xa0; /* Generic em28xx offset */
425
        else if (((eeprom_data[0] & 0xe1) == 0x01) &&
426
                                        (eeprom_data[1] == 0x00) &&
427
                                        (eeprom_data[2] == 0x00) &&
428
                                        (eeprom_data[8] == 0x84))
429
                start=8; /* Generic cx2388x offset */
430
        else
431
                start=0;
432
 
433
        for (i = start; !done && i < 256; i += len) {
434
                if (eeprom_data[i] == 0x84) {
435
                        len = eeprom_data[i + 1] + (eeprom_data[i + 2] << 8);
436
                        i += 3;
437
                } else if ((eeprom_data[i] & 0xf0) == 0x70) {
438
                        if (eeprom_data[i] & 0x08) {
439
                                /* verify checksum! */
440
                                done = 1;
441
                                break;
442
                        }
443
                        len = eeprom_data[i] & 0x07;
444
                        ++i;
445
                } else {
446
                        tveeprom_warn("Encountered bad packet header [%02x]. "
447
                                "Corrupt or not a Hauppauge eeprom.\n", eeprom_data[i]);
448
                        return;
449
                }
450
 
451
                if (debug) {
452
                        tveeprom_info("Tag [%02x] + %d bytes:", eeprom_data[i], len - 1);
453
                        for(j = 1; j < len; j++) {
454
                                printk(" %02x", eeprom_data[i + j]);
455
                        }
456
                        printk("\n");
457
                }
458
 
459
                /* process by tag */
460
                tag = eeprom_data[i];
461
                switch (tag) {
462
                case 0x00:
463
                        /* tag: 'Comprehensive' */
464
                        tuner1 = eeprom_data[i+6];
465
                        t_format1 = eeprom_data[i+5];
466
                        tvee->has_radio = eeprom_data[i+len-1];
467
                        /* old style tag, don't know how to detect
468
                        IR presence, mark as unknown. */
469
                        tvee->has_ir = -1;
470
                        tvee->model =
471
                                eeprom_data[i+8] +
472
                                (eeprom_data[i+9] << 8);
473
                        tvee->revision = eeprom_data[i+10] +
474
                                (eeprom_data[i+11] << 8) +
475
                                (eeprom_data[i+12] << 16);
476
                        break;
477
 
478
                case 0x01:
479
                        /* tag: 'SerialID' */
480
                        tvee->serial_number =
481
                                eeprom_data[i+6] +
482
                                (eeprom_data[i+7] << 8) +
483
                                (eeprom_data[i+8] << 16);
484
                        break;
485
 
486
                case 0x02:
487
                        /* tag 'AudioInfo'
488
                        Note mask with 0x7F, high bit used on some older models
489
                        to indicate 4052 mux was removed in favor of using MSP
490
                        inputs directly. */
491
                        audioic = eeprom_data[i+2] & 0x7f;
492
                        if (audioic < ARRAY_SIZE(audioIC))
493
                                tvee->audio_processor = audioIC[audioic].id;
494
                        else
495
                                tvee->audio_processor = AUDIO_CHIP_UNKNOWN;
496
                        break;
497
 
498
                /* case 0x03: tag 'EEInfo' */
499
 
500
                case 0x04:
501
                        /* tag 'SerialID2' */
502
                        tvee->serial_number =
503
                                eeprom_data[i+5] +
504
                                (eeprom_data[i+6] << 8) +
505
                                (eeprom_data[i+7] << 16);
506
 
507
                                if ( (eeprom_data[i + 8] & 0xf0) &&
508
                                        (tvee->serial_number < 0xffffff) ) {
509
                                        tvee->MAC_address[0] = 0x00;
510
                                        tvee->MAC_address[1] = 0x0D;
511
                                        tvee->MAC_address[2] = 0xFE;
512
                                        tvee->MAC_address[3] = eeprom_data[i + 7];
513
                                        tvee->MAC_address[4] = eeprom_data[i + 6];
514
                                        tvee->MAC_address[5] = eeprom_data[i + 5];
515
                                        tvee->has_MAC_address = 1;
516
                                }
517
                        break;
518
 
519
                case 0x05:
520
                        /* tag 'Audio2'
521
                        Note mask with 0x7F, high bit used on some older models
522
                        to indicate 4052 mux was removed in favor of using MSP
523
                        inputs directly. */
524
                        audioic = eeprom_data[i+1] & 0x7f;
525
                        if (audioic < ARRAY_SIZE(audioIC))
526
                                tvee->audio_processor = audioIC[audioic].id;
527
                        else
528
                                tvee->audio_processor = AUDIO_CHIP_UNKNOWN;
529
 
530
                        break;
531
 
532
                case 0x06:
533
                        /* tag 'ModelRev' */
534
                        tvee->model =
535
                                eeprom_data[i + 1] +
536
                                (eeprom_data[i + 2] << 8) +
537
                                (eeprom_data[i + 3] << 16) +
538
                                (eeprom_data[i + 4] << 24);
539
                        tvee->revision =
540
                                eeprom_data[i +5 ] +
541
                                (eeprom_data[i + 6] << 8) +
542
                                (eeprom_data[i + 7] << 16);
543
                        break;
544
 
545
                case 0x07:
546
                        /* tag 'Details': according to Hauppauge not interesting
547
                        on any PCI-era or later boards. */
548
                        break;
549
 
550
                /* there is no tag 0x08 defined */
551
 
552
                case 0x09:
553
                        /* tag 'Video' */
554
                        tvee->decoder_processor = eeprom_data[i + 1];
555
                        break;
556
 
557
                case 0x0a:
558
                        /* tag 'Tuner' */
559
                        if (beenhere == 0) {
560
                                tuner1 = eeprom_data[i+2];
561
                                t_format1 = eeprom_data[i+1];
562
                                beenhere = 1;
563
                        } else {
564
                                /* a second (radio) tuner may be present */
565
                                tuner2 = eeprom_data[i+2];
566
                                t_format2 = eeprom_data[i+1];
567
                                if (t_format2 == 0) {  /* not a TV tuner? */
568
                                        tvee->has_radio = 1; /* must be radio */
569
                                }
570
                        }
571
                        break;
572
 
573
                case 0x0b:
574
                        /* tag 'Inputs': according to Hauppauge this is specific
575
                        to each driver family, so no good assumptions can be
576
                        made. */
577
                        break;
578
 
579
                /* case 0x0c: tag 'Balun' */
580
                /* case 0x0d: tag 'Teletext' */
581
 
582
                case 0x0e:
583
                        /* tag: 'Radio' */
584
                        tvee->has_radio = eeprom_data[i+1];
585
                        break;
586
 
587
                case 0x0f:
588
                        /* tag 'IRInfo' */
589
                        tvee->has_ir = eeprom_data[i+1];
590
                        break;
591
 
592
                /* case 0x10: tag 'VBIInfo' */
593
                /* case 0x11: tag 'QCInfo' */
594
                /* case 0x12: tag 'InfoBits' */
595
 
596
                default:
597
                        tveeprom_dbg("Not sure what to do with tag [%02x]\n", tag);
598
                        /* dump the rest of the packet? */
599
                }
600
        }
601
 
602
        if (!done) {
603
                tveeprom_warn("Ran out of data!\n");
604
                return;
605
        }
606
 
607
        if (tvee->revision != 0) {
608
                tvee->rev_str[0] = 32 + ((tvee->revision >> 18) & 0x3f);
609
                tvee->rev_str[1] = 32 + ((tvee->revision >> 12) & 0x3f);
610
                tvee->rev_str[2] = 32 + ((tvee->revision >>  6) & 0x3f);
611
                tvee->rev_str[3] = 32 + ( tvee->revision        & 0x3f);
612
                tvee->rev_str[4] = 0;
613
        }
614
 
615
        if (hasRadioTuner(tuner1) && !tvee->has_radio) {
616
                tveeprom_info("The eeprom says no radio is present, but the tuner type\n");
617
                tveeprom_info("indicates otherwise. I will assume that radio is present.\n");
618
                tvee->has_radio = 1;
619
        }
620
 
621
        if (tuner1 < sizeof(hauppauge_tuner)/sizeof(struct HAUPPAUGE_TUNER)) {
622
                tvee->tuner_type = hauppauge_tuner[tuner1].id;
623
                t_name1 = hauppauge_tuner[tuner1].name;
624
        } else {
625
                t_name1 = "unknown";
626
        }
627
 
628
        if (tuner2 < sizeof(hauppauge_tuner)/sizeof(struct HAUPPAUGE_TUNER)) {
629
                tvee->tuner2_type = hauppauge_tuner[tuner2].id;
630
                t_name2 = hauppauge_tuner[tuner2].name;
631
        } else {
632
                t_name2 = "unknown";
633
        }
634
 
635
        tvee->tuner_hauppauge_model = tuner1;
636
        tvee->tuner2_hauppauge_model = tuner2;
637
        tvee->tuner_formats = 0;
638
        tvee->tuner2_formats = 0;
639
        for (i = j = 0; i < 8; i++) {
640
                if (t_format1 & (1 << i)) {
641
                        tvee->tuner_formats |= hauppauge_tuner_fmt[i].id;
642
                        t_fmt_name1[j++] = hauppauge_tuner_fmt[i].name;
643
                }
644
        }
645
        for (i = j = 0; i < 8; i++) {
646
                if (t_format2 & (1 << i)) {
647
                        tvee->tuner2_formats |= hauppauge_tuner_fmt[i].id;
648
                        t_fmt_name2[j++] = hauppauge_tuner_fmt[i].name;
649
                }
650
        }
651
 
652
        tveeprom_info("Hauppauge model %d, rev %s, serial# %d\n",
653
                tvee->model, tvee->rev_str, tvee->serial_number);
654
        if (tvee->has_MAC_address == 1) {
655
                tveeprom_info("MAC address is %02X-%02X-%02X-%02X-%02X-%02X\n",
656
                        tvee->MAC_address[0], tvee->MAC_address[1],
657
                        tvee->MAC_address[2], tvee->MAC_address[3],
658
                        tvee->MAC_address[4], tvee->MAC_address[5]);
659
        }
660
        tveeprom_info("tuner model is %s (idx %d, type %d)\n",
661
                t_name1, tuner1, tvee->tuner_type);
662
        tveeprom_info("TV standards%s%s%s%s%s%s%s%s (eeprom 0x%02x)\n",
663
                t_fmt_name1[0], t_fmt_name1[1], t_fmt_name1[2], t_fmt_name1[3],
664
                t_fmt_name1[4], t_fmt_name1[5], t_fmt_name1[6], t_fmt_name1[7],
665
                t_format1);
666
        if (tuner2) {
667
                tveeprom_info("second tuner model is %s (idx %d, type %d)\n",
668
                                        t_name2, tuner2, tvee->tuner2_type);
669
        }
670
        if (t_format2) {
671
                tveeprom_info("TV standards%s%s%s%s%s%s%s%s (eeprom 0x%02x)\n",
672
                        t_fmt_name2[0], t_fmt_name2[1], t_fmt_name2[2], t_fmt_name2[3],
673
                        t_fmt_name2[4], t_fmt_name2[5], t_fmt_name2[6], t_fmt_name2[7],
674
                        t_format2);
675
        }
676
        if (audioic<0) {
677
                tveeprom_info("audio processor is unknown (no idx)\n");
678
                tvee->audio_processor=AUDIO_CHIP_UNKNOWN;
679
        } else {
680
                if (audioic < ARRAY_SIZE(audioIC))
681
                        tveeprom_info("audio processor is %s (idx %d)\n",
682
                                        audioIC[audioic].name,audioic);
683
                else
684
                        tveeprom_info("audio processor is unknown (idx %d)\n",
685
                                                                audioic);
686
        }
687
        if (tvee->decoder_processor) {
688
                tveeprom_info("decoder processor is %s (idx %d)\n",
689
                        STRM(decoderIC, tvee->decoder_processor),
690
                        tvee->decoder_processor);
691
        }
692
        if (tvee->has_ir == -1)
693
                tveeprom_info("has %sradio\n",
694
                                tvee->has_radio ? "" : "no ");
695
        else
696
                tveeprom_info("has %sradio, has %sIR receiver, has %sIR transmitter\n",
697
                                tvee->has_radio ? "" : "no ",
698
                                (tvee->has_ir & 1) ? "" : "no ",
699
                                (tvee->has_ir & 2) ? "" : "no ");
700
}
701
EXPORT_SYMBOL(tveeprom_hauppauge_analog);
702
 
703
/* ----------------------------------------------------------------------- */
704
/* generic helper functions                                                */
705
 
706
int tveeprom_read(struct i2c_client *c, unsigned char *eedata, int len)
707
{
708
        unsigned char buf;
709
        int err;
710
 
711
        buf = 0;
712
        if (1 != (err = i2c_master_send(c, &buf, 1))) {
713
                tveeprom_info("Huh, no eeprom present (err=%d)?\n", err);
714
                return -1;
715
        }
716
        if (len != (err = i2c_master_recv(c, eedata, len))) {
717
                tveeprom_warn("i2c eeprom read error (err=%d)\n", err);
718
                return -1;
719
        }
720
        if (debug) {
721
                int i;
722
 
723
                tveeprom_info("full 256-byte eeprom dump:\n");
724
                for (i = 0; i < len; i++) {
725
                        if (0 == (i % 16))
726
                                tveeprom_info("%02x:", i);
727
                        printk(" %02x", eedata[i]);
728
                        if (15 == (i % 16))
729
                                printk("\n");
730
                }
731
        }
732
        return 0;
733
}
734
EXPORT_SYMBOL(tveeprom_read);
735
 
736
/* ----------------------------------------------------------------------- */
737
/* needed for ivtv.sf.net at the moment.  Should go away in the long       */
738
/* run, just call the exported tveeprom_* directly, there is no point in   */
739
/* using the indirect way via i2c_driver->command()                        */
740
 
741
static unsigned short normal_i2c[] = {
742
        0xa0 >> 1,
743
        I2C_CLIENT_END,
744
};
745
 
746
I2C_CLIENT_INSMOD;
747
 
748
static struct i2c_driver i2c_driver_tveeprom;
749
 
750
static int
751
tveeprom_command(struct i2c_client *client,
752
                 unsigned int       cmd,
753
                 void              *arg)
754
{
755
        struct tveeprom eeprom;
756
        u32 *eeprom_props = arg;
757
        u8 *buf;
758
 
759
        switch (cmd) {
760
        case 0:
761
                buf = kzalloc(256,GFP_KERNEL);
762
                tveeprom_read(client,buf,256);
763
                tveeprom_hauppauge_analog(client, &eeprom,buf);
764
                kfree(buf);
765
                eeprom_props[0] = eeprom.tuner_type;
766
                eeprom_props[1] = eeprom.tuner_formats;
767
                eeprom_props[2] = eeprom.model;
768
                eeprom_props[3] = eeprom.revision;
769
                eeprom_props[4] = eeprom.has_radio;
770
                break;
771
        default:
772
                return -EINVAL;
773
        }
774
        return 0;
775
}
776
 
777
static int
778
tveeprom_detect_client(struct i2c_adapter *adapter,
779
                       int                 address,
780
                       int                 kind)
781
{
782
        struct i2c_client *client;
783
 
784
        client = kzalloc(sizeof(struct i2c_client), GFP_KERNEL);
785
        if (NULL == client)
786
                return -ENOMEM;
787
        client->addr = address;
788
        client->adapter = adapter;
789
        client->driver = &i2c_driver_tveeprom;
790
        snprintf(client->name, sizeof(client->name), "tveeprom");
791
        i2c_attach_client(client);
792
 
793
        return 0;
794
}
795
 
796
static int
797
tveeprom_attach_adapter (struct i2c_adapter *adapter)
798
{
799
        if (adapter->class & I2C_CLASS_TV_ANALOG)
800
                return i2c_probe(adapter, &addr_data, tveeprom_detect_client);
801
        return 0;
802
}
803
 
804
static int
805
tveeprom_detach_client (struct i2c_client *client)
806
{
807
        int err;
808
 
809
        err = i2c_detach_client(client);
810
        if (err < 0)
811
                return err;
812
        kfree(client);
813
        return 0;
814
}
815
 
816
static struct i2c_driver i2c_driver_tveeprom = {
817
        .driver = {
818
                .name   = "tveeprom",
819
        },
820
        .id             = I2C_DRIVERID_TVEEPROM,
821
        .attach_adapter = tveeprom_attach_adapter,
822
        .detach_client  = tveeprom_detach_client,
823
        .command        = tveeprom_command,
824
};
825
 
826
static int __init tveeprom_init(void)
827
{
828
        return i2c_add_driver(&i2c_driver_tveeprom);
829
}
830
 
831
static void __exit tveeprom_exit(void)
832
{
833
        i2c_del_driver(&i2c_driver_tveeprom);
834
}
835
 
836
module_init(tveeprom_init);
837
module_exit(tveeprom_exit);
838
 
839
/*
840
 * Local variables:
841
 * c-basic-offset: 8
842
 * End:
843
 */

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