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ftrace: do_each_pid_task() needs rcu lock
[linux-2.6/cjktty.git] / drivers / media / video / tveeprom.c
blob78277abb733be27074074e671e9abfaad7ffb169
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_FM1216ME_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_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 /* 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_ABSENT, "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_ABSENT, "Xceive XC5000"},
265 };
266
267 /* Use V4L2_IDENT_AMBIGUOUS for those audio 'chips' that are
268 * internal to a video chip, i.e. not a separate audio chip. */
269 static struct HAUPPAUGE_AUDIOIC
270 {
271 u32 id;
272 char *name;
273 }
274 audioIC[] =
275 {
276 /* 0-4 */
277 { V4L2_IDENT_NONE, "None" },
278 { V4L2_IDENT_UNKNOWN, "TEA6300" },
279 { V4L2_IDENT_UNKNOWN, "TEA6320" },
280 { V4L2_IDENT_UNKNOWN, "TDA9850" },
281 { V4L2_IDENT_MSPX4XX, "MSP3400C" },
282 /* 5-9 */
283 { V4L2_IDENT_MSPX4XX, "MSP3410D" },
284 { V4L2_IDENT_MSPX4XX, "MSP3415" },
285 { V4L2_IDENT_MSPX4XX, "MSP3430" },
286 { V4L2_IDENT_MSPX4XX, "MSP3438" },
287 { V4L2_IDENT_UNKNOWN, "CS5331" },
288 /* 10-14 */
289 { V4L2_IDENT_MSPX4XX, "MSP3435" },
290 { V4L2_IDENT_MSPX4XX, "MSP3440" },
291 { V4L2_IDENT_MSPX4XX, "MSP3445" },
292 { V4L2_IDENT_MSPX4XX, "MSP3411" },
293 { V4L2_IDENT_MSPX4XX, "MSP3416" },
294 /* 15-19 */
295 { V4L2_IDENT_MSPX4XX, "MSP3425" },
296 { V4L2_IDENT_MSPX4XX, "MSP3451" },
297 { V4L2_IDENT_MSPX4XX, "MSP3418" },
298 { V4L2_IDENT_UNKNOWN, "Type 0x12" },
299 { V4L2_IDENT_UNKNOWN, "OKI7716" },
300 /* 20-24 */
301 { V4L2_IDENT_MSPX4XX, "MSP4410" },
302 { V4L2_IDENT_MSPX4XX, "MSP4420" },
303 { V4L2_IDENT_MSPX4XX, "MSP4440" },
304 { V4L2_IDENT_MSPX4XX, "MSP4450" },
305 { V4L2_IDENT_MSPX4XX, "MSP4408" },
306 /* 25-29 */
307 { V4L2_IDENT_MSPX4XX, "MSP4418" },
308 { V4L2_IDENT_MSPX4XX, "MSP4428" },
309 { V4L2_IDENT_MSPX4XX, "MSP4448" },
310 { V4L2_IDENT_MSPX4XX, "MSP4458" },
311 { V4L2_IDENT_MSPX4XX, "Type 0x1d" },
312 /* 30-34 */
313 { V4L2_IDENT_AMBIGUOUS, "CX880" },
314 { V4L2_IDENT_AMBIGUOUS, "CX881" },
315 { V4L2_IDENT_AMBIGUOUS, "CX883" },
316 { V4L2_IDENT_AMBIGUOUS, "CX882" },
317 { V4L2_IDENT_AMBIGUOUS, "CX25840" },
318 /* 35-39 */
319 { V4L2_IDENT_AMBIGUOUS, "CX25841" },
320 { V4L2_IDENT_AMBIGUOUS, "CX25842" },
321 { V4L2_IDENT_AMBIGUOUS, "CX25843" },
322 { V4L2_IDENT_AMBIGUOUS, "CX23418" },
323 { V4L2_IDENT_AMBIGUOUS, "CX23885" },
324 /* 40-44 */
325 { V4L2_IDENT_AMBIGUOUS, "CX23888" },
326 { V4L2_IDENT_AMBIGUOUS, "SAA7131" },
327 { V4L2_IDENT_AMBIGUOUS, "CX23887" },
328 { V4L2_IDENT_AMBIGUOUS, "SAA7164" },
329 { V4L2_IDENT_AMBIGUOUS, "AU8522" },
330 };
331
332 /* This list is supplied by Hauppauge. Thanks! */
333 static const char *decoderIC[] = {
334 /* 0-4 */
335 "None", "BT815", "BT817", "BT819", "BT815A",
336 /* 5-9 */
337 "BT817A", "BT819A", "BT827", "BT829", "BT848",
338 /* 10-14 */
339 "BT848A", "BT849A", "BT829A", "BT827A", "BT878",
340 /* 15-19 */
341 "BT879", "BT880", "VPX3226E", "SAA7114", "SAA7115",
342 /* 20-24 */
343 "CX880", "CX881", "CX883", "SAA7111", "SAA7113",
344 /* 25-29 */
345 "CX882", "TVP5150A", "CX25840", "CX25841", "CX25842",
346 /* 30-34 */
347 "CX25843", "CX23418", "NEC61153", "CX23885", "CX23888",
348 /* 35-39 */
349 "SAA7131", "CX25837", "CX23887", "CX23885A", "CX23887A",
350 /* 40-42 */
351 "SAA7164", "CX23885B", "AU8522"
352 };
353
354 static int hasRadioTuner(int tunerType)
355 {
356 switch (tunerType) {
357 case 18: /* PNPEnv_TUNER_FR1236_MK2 */
358 case 23: /* PNPEnv_TUNER_FM1236 */
359 case 38: /* PNPEnv_TUNER_FMR1236 */
360 case 16: /* PNPEnv_TUNER_FR1216_MK2 */
361 case 19: /* PNPEnv_TUNER_FR1246_MK2 */
362 case 21: /* PNPEnv_TUNER_FM1216 */
363 case 24: /* PNPEnv_TUNER_FM1246 */
364 case 17: /* PNPEnv_TUNER_FR1216MF_MK2 */
365 case 22: /* PNPEnv_TUNER_FM1216MF */
366 case 20: /* PNPEnv_TUNER_FR1256_MK2 */
367 case 25: /* PNPEnv_TUNER_FM1256 */
368 case 33: /* PNPEnv_TUNER_4039FR5 */
369 case 42: /* PNPEnv_TUNER_4009FR5 */
370 case 52: /* PNPEnv_TUNER_4049FM5 */
371 case 54: /* PNPEnv_TUNER_4049FM5_AltI2C */
372 case 44: /* PNPEnv_TUNER_4009FN5 */
373 case 31: /* PNPEnv_TUNER_TCPB9085P */
374 case 30: /* PNPEnv_TUNER_TCPN9085D */
375 case 46: /* PNPEnv_TUNER_TP18NSR01F */
376 case 47: /* PNPEnv_TUNER_TP18PSB01D */
377 case 49: /* PNPEnv_TUNER_TAPC_I001D */
378 case 60: /* PNPEnv_TUNER_TAPE_S001D_MK3 */
379 case 57: /* PNPEnv_TUNER_FM1216ME_MK3 */
380 case 59: /* PNPEnv_TUNER_FM1216MP_MK3 */
381 case 58: /* PNPEnv_TUNER_FM1236_MK3 */
382 case 68: /* PNPEnv_TUNER_TAPE_H001F_MK3 */
383 case 61: /* PNPEnv_TUNER_TAPE_M001D_MK3 */
384 case 78: /* PNPEnv_TUNER_TDA8275C1_8290_FM */
385 case 89: /* PNPEnv_TUNER_TCL_MFPE05_2 */
386 case 92: /* PNPEnv_TUNER_PHILIPS_FQ1236A_MK4 */
387 case 105:
388 return 1;
389 }
390 return 0;
391 }
392
393 void tveeprom_hauppauge_analog(struct i2c_client *c, struct tveeprom *tvee,
394 unsigned char *eeprom_data)
395 {
396 /* ----------------------------------------------
397 ** The hauppauge eeprom format is tagged
398 **
399 ** if packet[0] == 0x84, then packet[0..1] == length
400 ** else length = packet[0] & 3f;
401 ** if packet[0] & f8 == f8, then EOD and packet[1] == checksum
402 **
403 ** In our (ivtv) case we're interested in the following:
404 ** tuner type: tag [00].05 or [0a].01 (index into hauppauge_tuner)
405 ** tuner fmts: tag [00].04 or [0a].00 (bitmask index into
406 ** hauppauge_tuner_fmt)
407 ** radio: tag [00].{last} or [0e].00 (bitmask. bit2=FM)
408 ** audio proc: tag [02].01 or [05].00 (mask with 0x7f)
409 ** decoder proc: tag [09].01)
410
411 ** Fun info:
412 ** model: tag [00].07-08 or [06].00-01
413 ** revision: tag [00].09-0b or [06].04-06
414 ** serial#: tag [01].05-07 or [04].04-06
415
416 ** # of inputs/outputs ???
417 */
418
419 int i, j, len, done, beenhere, tag, start;
420
421 int tuner1 = 0, t_format1 = 0, audioic = -1;
422 char *t_name1 = NULL;
423 const char *t_fmt_name1[8] = { " none", "", "", "", "", "", "", "" };
424
425 int tuner2 = 0, t_format2 = 0;
426 char *t_name2 = NULL;
427 const char *t_fmt_name2[8] = { " none", "", "", "", "", "", "", "" };
428
429 memset(tvee, 0, sizeof(*tvee));
430 tvee->tuner_type = TUNER_ABSENT;
431 tvee->tuner2_type = TUNER_ABSENT;
432
433 done = len = beenhere = 0;
434
435 /* Different eeprom start offsets for em28xx, cx2388x and cx23418 */
436 if (eeprom_data[0] == 0x1a &&
437 eeprom_data[1] == 0xeb &&
438 eeprom_data[2] == 0x67 &&
439 eeprom_data[3] == 0x95)
440 start = 0xa0; /* Generic em28xx offset */
441 else if ((eeprom_data[0] & 0xe1) == 0x01 &&
442 eeprom_data[1] == 0x00 &&
443 eeprom_data[2] == 0x00 &&
444 eeprom_data[8] == 0x84)
445 start = 8; /* Generic cx2388x offset */
446 else if (eeprom_data[1] == 0x70 &&
447 eeprom_data[2] == 0x00 &&
448 eeprom_data[4] == 0x74 &&
449 eeprom_data[8] == 0x84)
450 start = 8; /* Generic cx23418 offset (models 74xxx) */
451 else
452 start = 0;
453
454 for (i = start; !done && i < 256; i += len) {
455 if (eeprom_data[i] == 0x84) {
456 len = eeprom_data[i + 1] + (eeprom_data[i + 2] << 8);
457 i += 3;
458 } else if ((eeprom_data[i] & 0xf0) == 0x70) {
459 if (eeprom_data[i] & 0x08) {
460 /* verify checksum! */
461 done = 1;
462 break;
463 }
464 len = eeprom_data[i] & 0x07;
465 ++i;
466 } else {
467 tveeprom_warn("Encountered bad packet header [%02x]. "
468 "Corrupt or not a Hauppauge eeprom.\n",
469 eeprom_data[i]);
470 return;
471 }
472
473 if (debug) {
474 tveeprom_info("Tag [%02x] + %d bytes:",
475 eeprom_data[i], len - 1);
476 for (j = 1; j < len; j++)
477 printk(KERN_CONT " %02x", eeprom_data[i + j]);
478 printk(KERN_CONT "\n");
479 }
480
481 /* process by tag */
482 tag = eeprom_data[i];
483 switch (tag) {
484 case 0x00:
485 /* tag: 'Comprehensive' */
486 tuner1 = eeprom_data[i+6];
487 t_format1 = eeprom_data[i+5];
488 tvee->has_radio = eeprom_data[i+len-1];
489 /* old style tag, don't know how to detect
490 IR presence, mark as unknown. */
491 tvee->has_ir = 0;
492 tvee->model =
493 eeprom_data[i+8] +
494 (eeprom_data[i+9] << 8);
495 tvee->revision = eeprom_data[i+10] +
496 (eeprom_data[i+11] << 8) +
497 (eeprom_data[i+12] << 16);
498 break;
499
500 case 0x01:
501 /* tag: 'SerialID' */
502 tvee->serial_number =
503 eeprom_data[i+6] +
504 (eeprom_data[i+7] << 8) +
505 (eeprom_data[i+8] << 16);
506 break;
507
508 case 0x02:
509 /* tag 'AudioInfo'
510 Note mask with 0x7F, high bit used on some older models
511 to indicate 4052 mux was removed in favor of using MSP
512 inputs directly. */
513 audioic = eeprom_data[i+2] & 0x7f;
514 if (audioic < ARRAY_SIZE(audioIC))
515 tvee->audio_processor = audioIC[audioic].id;
516 else
517 tvee->audio_processor = V4L2_IDENT_UNKNOWN;
518 break;
519
520 /* case 0x03: tag 'EEInfo' */
521
522 case 0x04:
523 /* tag 'SerialID2' */
524 tvee->serial_number =
525 eeprom_data[i+5] +
526 (eeprom_data[i+6] << 8) +
527 (eeprom_data[i+7] << 16);
528
529 if ((eeprom_data[i + 8] & 0xf0) &&
530 (tvee->serial_number < 0xffffff)) {
531 tvee->MAC_address[0] = 0x00;
532 tvee->MAC_address[1] = 0x0D;
533 tvee->MAC_address[2] = 0xFE;
534 tvee->MAC_address[3] = eeprom_data[i + 7];
535 tvee->MAC_address[4] = eeprom_data[i + 6];
536 tvee->MAC_address[5] = eeprom_data[i + 5];
537 tvee->has_MAC_address = 1;
538 }
539 break;
540
541 case 0x05:
542 /* tag 'Audio2'
543 Note mask with 0x7F, high bit used on some older models
544 to indicate 4052 mux was removed in favor of using MSP
545 inputs directly. */
546 audioic = eeprom_data[i+1] & 0x7f;
547 if (audioic < ARRAY_SIZE(audioIC))
548 tvee->audio_processor = audioIC[audioic].id;
549 else
550 tvee->audio_processor = V4L2_IDENT_UNKNOWN;
551
552 break;
553
554 case 0x06:
555 /* tag 'ModelRev' */
556 tvee->model =
557 eeprom_data[i + 1] +
558 (eeprom_data[i + 2] << 8) +
559 (eeprom_data[i + 3] << 16) +
560 (eeprom_data[i + 4] << 24);
561 tvee->revision =
562 eeprom_data[i + 5] +
563 (eeprom_data[i + 6] << 8) +
564 (eeprom_data[i + 7] << 16);
565 break;
566
567 case 0x07:
568 /* tag 'Details': according to Hauppauge not interesting
569 on any PCI-era or later boards. */
570 break;
571
572 /* there is no tag 0x08 defined */
573
574 case 0x09:
575 /* tag 'Video' */
576 tvee->decoder_processor = eeprom_data[i + 1];
577 break;
578
579 case 0x0a:
580 /* tag 'Tuner' */
581 if (beenhere == 0) {
582 tuner1 = eeprom_data[i + 2];
583 t_format1 = eeprom_data[i + 1];
584 beenhere = 1;
585 } else {
586 /* a second (radio) tuner may be present */
587 tuner2 = eeprom_data[i + 2];
588 t_format2 = eeprom_data[i + 1];
589 /* not a TV tuner? */
590 if (t_format2 == 0)
591 tvee->has_radio = 1; /* must be radio */
592 }
593 break;
594
595 case 0x0b:
596 /* tag 'Inputs': according to Hauppauge this is specific
597 to each driver family, so no good assumptions can be
598 made. */
599 break;
600
601 /* case 0x0c: tag 'Balun' */
602 /* case 0x0d: tag 'Teletext' */
603
604 case 0x0e:
605 /* tag: 'Radio' */
606 tvee->has_radio = eeprom_data[i+1];
607 break;
608
609 case 0x0f:
610 /* tag 'IRInfo' */
611 tvee->has_ir = 1 | (eeprom_data[i+1] << 1);
612 break;
613
614 /* case 0x10: tag 'VBIInfo' */
615 /* case 0x11: tag 'QCInfo' */
616 /* case 0x12: tag 'InfoBits' */
617
618 default:
619 tveeprom_dbg("Not sure what to do with tag [%02x]\n",
620 tag);
621 /* dump the rest of the packet? */
622 }
623 }
624
625 if (!done) {
626 tveeprom_warn("Ran out of data!\n");
627 return;
628 }
629
630 if (tvee->revision != 0) {
631 tvee->rev_str[0] = 32 + ((tvee->revision >> 18) & 0x3f);
632 tvee->rev_str[1] = 32 + ((tvee->revision >> 12) & 0x3f);
633 tvee->rev_str[2] = 32 + ((tvee->revision >> 6) & 0x3f);
634 tvee->rev_str[3] = 32 + (tvee->revision & 0x3f);
635 tvee->rev_str[4] = 0;
636 }
637
638 if (hasRadioTuner(tuner1) && !tvee->has_radio) {
639 tveeprom_info("The eeprom says no radio is present, but the tuner type\n");
640 tveeprom_info("indicates otherwise. I will assume that radio is present.\n");
641 tvee->has_radio = 1;
642 }
643
644 if (tuner1 < sizeof(hauppauge_tuner)/sizeof(struct HAUPPAUGE_TUNER)) {
645 tvee->tuner_type = hauppauge_tuner[tuner1].id;
646 t_name1 = hauppauge_tuner[tuner1].name;
647 } else {
648 t_name1 = "unknown";
649 }
650
651 if (tuner2 < sizeof(hauppauge_tuner)/sizeof(struct HAUPPAUGE_TUNER)) {
652 tvee->tuner2_type = hauppauge_tuner[tuner2].id;
653 t_name2 = hauppauge_tuner[tuner2].name;
654 } else {
655 t_name2 = "unknown";
656 }
657
658 tvee->tuner_hauppauge_model = tuner1;
659 tvee->tuner2_hauppauge_model = tuner2;
660 tvee->tuner_formats = 0;
661 tvee->tuner2_formats = 0;
662 for (i = j = 0; i < 8; i++) {
663 if (t_format1 & (1 << i)) {
664 tvee->tuner_formats |= hauppauge_tuner_fmt[i].id;
665 t_fmt_name1[j++] = hauppauge_tuner_fmt[i].name;
666 }
667 }
668 for (i = j = 0; i < 8; i++) {
669 if (t_format2 & (1 << i)) {
670 tvee->tuner2_formats |= hauppauge_tuner_fmt[i].id;
671 t_fmt_name2[j++] = hauppauge_tuner_fmt[i].name;
672 }
673 }
674
675 tveeprom_info("Hauppauge model %d, rev %s, serial# %d\n",
676 tvee->model, tvee->rev_str, tvee->serial_number);
677 if (tvee->has_MAC_address == 1)
678 tveeprom_info("MAC address is %02X-%02X-%02X-%02X-%02X-%02X\n",
679 tvee->MAC_address[0], tvee->MAC_address[1],
680 tvee->MAC_address[2], tvee->MAC_address[3],
681 tvee->MAC_address[4], tvee->MAC_address[5]);
682 tveeprom_info("tuner model is %s (idx %d, type %d)\n",
683 t_name1, tuner1, tvee->tuner_type);
684 tveeprom_info("TV standards%s%s%s%s%s%s%s%s (eeprom 0x%02x)\n",
685 t_fmt_name1[0], t_fmt_name1[1], t_fmt_name1[2],
686 t_fmt_name1[3], t_fmt_name1[4], t_fmt_name1[5],
687 t_fmt_name1[6], t_fmt_name1[7], t_format1);
688 if (tuner2)
689 tveeprom_info("second tuner model is %s (idx %d, type %d)\n",
690 t_name2, tuner2, tvee->tuner2_type);
691 if (t_format2)
692 tveeprom_info("TV standards%s%s%s%s%s%s%s%s (eeprom 0x%02x)\n",
693 t_fmt_name2[0], t_fmt_name2[1], t_fmt_name2[2],
694 t_fmt_name2[3], t_fmt_name2[4], t_fmt_name2[5],
695 t_fmt_name2[6], t_fmt_name2[7], t_format2);
696 if (audioic < 0) {
697 tveeprom_info("audio processor is unknown (no idx)\n");
698 tvee->audio_processor = V4L2_IDENT_UNKNOWN;
699 } else {
700 if (audioic < ARRAY_SIZE(audioIC))
701 tveeprom_info("audio processor is %s (idx %d)\n",
702 audioIC[audioic].name, audioic);
703 else
704 tveeprom_info("audio processor is unknown (idx %d)\n",
705 audioic);
706 }
707 if (tvee->decoder_processor)
708 tveeprom_info("decoder processor is %s (idx %d)\n",
709 STRM(decoderIC, tvee->decoder_processor),
710 tvee->decoder_processor);
711 if (tvee->has_ir)
712 tveeprom_info("has %sradio, has %sIR receiver, has %sIR transmitter\n",
713 tvee->has_radio ? "" : "no ",
714 (tvee->has_ir & 2) ? "" : "no ",
715 (tvee->has_ir & 4) ? "" : "no ");
716 else
717 tveeprom_info("has %sradio\n",
718 tvee->has_radio ? "" : "no ");
719 }
720 EXPORT_SYMBOL(tveeprom_hauppauge_analog);
721
722 /* ----------------------------------------------------------------------- */
723 /* generic helper functions */
724
725 int tveeprom_read(struct i2c_client *c, unsigned char *eedata, int len)
726 {
727 unsigned char buf;
728 int err;
729
730 buf = 0;
731 err = i2c_master_send(c, &buf, 1);
732 if (err != 1) {
733 tveeprom_info("Huh, no eeprom present (err=%d)?\n", err);
734 return -1;
735 }
736 err = i2c_master_recv(c, eedata, len);
737 if (err != len) {
738 tveeprom_warn("i2c eeprom read error (err=%d)\n", err);
739 return -1;
740 }
741 if (debug) {
742 int i;
743
744 tveeprom_info("full 256-byte eeprom dump:\n");
745 for (i = 0; i < len; i++) {
746 if (0 == (i % 16))
747 tveeprom_info("%02x:", i);
748 printk(KERN_CONT " %02x", eedata[i]);
749 if (15 == (i % 16))
750 printk(KERN_CONT "\n");
751 }
752 }
753 return 0;
754 }
755 EXPORT_SYMBOL(tveeprom_read);
756
757 /*
758 * Local variables:
759 * c-basic-offset: 8
760 * End:
761 */
CJK support for tty framebuffer vt