xref: /openbmc/linux/drivers/media/common/tveeprom.c (revision 9cfc5c90)
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 
44 MODULE_DESCRIPTION("i2c Hauppauge eeprom decoder driver");
45 MODULE_AUTHOR("John Klar");
46 MODULE_LICENSE("GPL");
47 
48 static int debug;
49 module_param(debug, int, 0644);
50 MODULE_PARM_DESC(debug, "Debug level (0-1)");
51 
52 #define STRM(array, i) \
53 	(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", \
62 				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 const struct {
70 	int	id;
71 	const char * const name;
72 } hauppauge_tuner_fmt[] = {
73 	{ V4L2_STD_UNKNOWN,                   " UNKNOWN" },
74 	{ V4L2_STD_UNKNOWN,                   " FM" },
75 	{ V4L2_STD_B|V4L2_STD_GH,             " PAL(B/G)" },
76 	{ V4L2_STD_MN,                        " NTSC(M)" },
77 	{ V4L2_STD_PAL_I,                     " PAL(I)" },
78 	{ V4L2_STD_SECAM_L|V4L2_STD_SECAM_LC, " SECAM(L/L')" },
79 	{ V4L2_STD_DK,                        " PAL(D/D1/K)" },
80 	{ V4L2_STD_ATSC,                      " ATSC/DVB Digital" },
81 };
82 
83 /* This is the full list of possible tuners. Many thanks to Hauppauge for
84    supplying this information. Note that many tuners where only used for
85    testing and never made it to the outside world. So you will only see
86    a subset in actual produced cards. */
87 static const struct {
88 	int  id;
89 	const char * const name;
90 } hauppauge_tuner[] = {
91 	/* 0-9 */
92 	{ TUNER_ABSENT,			"None" },
93 	{ TUNER_ABSENT,			"External" },
94 	{ TUNER_ABSENT,			"Unspecified" },
95 	{ TUNER_PHILIPS_PAL,		"Philips FI1216" },
96 	{ TUNER_PHILIPS_SECAM,		"Philips FI1216MF" },
97 	{ TUNER_PHILIPS_NTSC,		"Philips FI1236" },
98 	{ TUNER_PHILIPS_PAL_I,		"Philips FI1246" },
99 	{ TUNER_PHILIPS_PAL_DK,		"Philips FI1256" },
100 	{ TUNER_PHILIPS_PAL,		"Philips FI1216 MK2" },
101 	{ TUNER_PHILIPS_SECAM,		"Philips FI1216MF MK2" },
102 	/* 10-19 */
103 	{ TUNER_PHILIPS_NTSC,		"Philips FI1236 MK2" },
104 	{ TUNER_PHILIPS_PAL_I,		"Philips FI1246 MK2" },
105 	{ TUNER_PHILIPS_PAL_DK,		"Philips FI1256 MK2" },
106 	{ TUNER_TEMIC_NTSC,		"Temic 4032FY5" },
107 	{ TUNER_TEMIC_PAL,		"Temic 4002FH5" },
108 	{ TUNER_TEMIC_PAL_I,		"Temic 4062FY5" },
109 	{ TUNER_PHILIPS_PAL,		"Philips FR1216 MK2" },
110 	{ TUNER_PHILIPS_SECAM,		"Philips FR1216MF MK2" },
111 	{ TUNER_PHILIPS_NTSC,		"Philips FR1236 MK2" },
112 	{ TUNER_PHILIPS_PAL_I,		"Philips FR1246 MK2" },
113 	/* 20-29 */
114 	{ TUNER_PHILIPS_PAL_DK,		"Philips FR1256 MK2" },
115 	{ TUNER_PHILIPS_PAL,		"Philips FM1216" },
116 	{ TUNER_PHILIPS_SECAM,		"Philips FM1216MF" },
117 	{ TUNER_PHILIPS_NTSC,		"Philips FM1236" },
118 	{ TUNER_PHILIPS_PAL_I,		"Philips FM1246" },
119 	{ TUNER_PHILIPS_PAL_DK,		"Philips FM1256" },
120 	{ TUNER_TEMIC_4036FY5_NTSC,	"Temic 4036FY5" },
121 	{ TUNER_ABSENT,			"Samsung TCPN9082D" },
122 	{ TUNER_ABSENT,			"Samsung TCPM9092P" },
123 	{ TUNER_TEMIC_4006FH5_PAL,	"Temic 4006FH5" },
124 	/* 30-39 */
125 	{ TUNER_ABSENT,			"Samsung TCPN9085D" },
126 	{ TUNER_ABSENT,			"Samsung TCPB9085P" },
127 	{ TUNER_ABSENT,			"Samsung TCPL9091P" },
128 	{ TUNER_TEMIC_4039FR5_NTSC,	"Temic 4039FR5" },
129 	{ TUNER_PHILIPS_FQ1216ME,	"Philips FQ1216 ME" },
130 	{ TUNER_TEMIC_4066FY5_PAL_I,	"Temic 4066FY5" },
131 	{ TUNER_PHILIPS_NTSC,		"Philips TD1536" },
132 	{ TUNER_PHILIPS_NTSC,		"Philips TD1536D" },
133 	{ TUNER_PHILIPS_NTSC,		"Philips FMR1236" }, /* mono radio */
134 	{ TUNER_ABSENT,			"Philips FI1256MP" },
135 	/* 40-49 */
136 	{ TUNER_ABSENT,			"Samsung TCPQ9091P" },
137 	{ TUNER_TEMIC_4006FN5_MULTI_PAL,"Temic 4006FN5" },
138 	{ TUNER_TEMIC_4009FR5_PAL,	"Temic 4009FR5" },
139 	{ TUNER_TEMIC_4046FM5,		"Temic 4046FM5" },
140 	{ TUNER_TEMIC_4009FN5_MULTI_PAL_FM, "Temic 4009FN5" },
141 	{ TUNER_ABSENT,			"Philips TD1536D FH 44"},
142 	{ TUNER_LG_NTSC_FM,		"LG TP18NSR01F"},
143 	{ TUNER_LG_PAL_FM,		"LG TP18PSB01D"},
144 	{ TUNER_LG_PAL,		"LG TP18PSB11D"},
145 	{ TUNER_LG_PAL_I_FM,		"LG TAPC-I001D"},
146 	/* 50-59 */
147 	{ TUNER_LG_PAL_I,		"LG TAPC-I701D"},
148 	{ TUNER_ABSENT,			"Temic 4042FI5"},
149 	{ TUNER_MICROTUNE_4049FM5,	"Microtune 4049 FM5"},
150 	{ TUNER_ABSENT,			"LG TPI8NSR11F"},
151 	{ TUNER_ABSENT,			"Microtune 4049 FM5 Alt I2C"},
152 	{ TUNER_PHILIPS_FM1216ME_MK3,	"Philips FQ1216ME MK3"},
153 	{ TUNER_ABSENT,			"Philips FI1236 MK3"},
154 	{ TUNER_PHILIPS_FM1216ME_MK3,	"Philips FM1216 ME MK3"},
155 	{ TUNER_PHILIPS_FM1236_MK3,	"Philips FM1236 MK3"},
156 	{ TUNER_ABSENT,			"Philips FM1216MP MK3"},
157 	/* 60-69 */
158 	{ TUNER_PHILIPS_FM1216ME_MK3,	"LG S001D MK3"},
159 	{ TUNER_ABSENT,			"LG M001D MK3"},
160 	{ TUNER_PHILIPS_FM1216ME_MK3,	"LG S701D MK3"},
161 	{ TUNER_ABSENT,			"LG M701D MK3"},
162 	{ TUNER_ABSENT,			"Temic 4146FM5"},
163 	{ TUNER_ABSENT,			"Temic 4136FY5"},
164 	{ TUNER_ABSENT,			"Temic 4106FH5"},
165 	{ TUNER_ABSENT,			"Philips FQ1216LMP MK3"},
166 	{ TUNER_LG_NTSC_TAPE,		"LG TAPE H001F MK3"},
167 	{ TUNER_LG_NTSC_TAPE,		"LG TAPE H701F MK3"},
168 	/* 70-79 */
169 	{ TUNER_ABSENT,			"LG TALN H200T"},
170 	{ TUNER_ABSENT,			"LG TALN H250T"},
171 	{ TUNER_ABSENT,			"LG TALN M200T"},
172 	{ TUNER_ABSENT,			"LG TALN Z200T"},
173 	{ TUNER_ABSENT,			"LG TALN S200T"},
174 	{ TUNER_ABSENT,			"Thompson DTT7595"},
175 	{ TUNER_ABSENT,			"Thompson DTT7592"},
176 	{ TUNER_ABSENT,			"Silicon TDA8275C1 8290"},
177 	{ TUNER_ABSENT,			"Silicon TDA8275C1 8290 FM"},
178 	{ TUNER_ABSENT,			"Thompson DTT757"},
179 	/* 80-89 */
180 	{ TUNER_PHILIPS_FQ1216LME_MK3,	"Philips FQ1216LME MK3"},
181 	{ TUNER_LG_PAL_NEW_TAPC,	"LG TAPC G701D"},
182 	{ TUNER_LG_NTSC_NEW_TAPC,	"LG TAPC H791F"},
183 	{ TUNER_LG_PAL_NEW_TAPC,	"TCL 2002MB 3"},
184 	{ TUNER_LG_PAL_NEW_TAPC,	"TCL 2002MI 3"},
185 	{ TUNER_TCL_2002N,		"TCL 2002N 6A"},
186 	{ TUNER_PHILIPS_FM1236_MK3,	"Philips FQ1236 MK3"},
187 	{ TUNER_SAMSUNG_TCPN_2121P30A,	"Samsung TCPN 2121P30A"},
188 	{ TUNER_ABSENT,			"Samsung TCPE 4121P30A"},
189 	{ TUNER_PHILIPS_FM1216ME_MK3,	"TCL MFPE05 2"},
190 	/* 90-99 */
191 	{ TUNER_ABSENT,			"LG TALN H202T"},
192 	{ TUNER_PHILIPS_FQ1216AME_MK4,	"Philips FQ1216AME MK4"},
193 	{ TUNER_PHILIPS_FQ1236A_MK4,	"Philips FQ1236A MK4"},
194 	{ TUNER_ABSENT,			"Philips FQ1286A MK4"},
195 	{ TUNER_ABSENT,			"Philips FQ1216ME MK5"},
196 	{ TUNER_ABSENT,			"Philips FQ1236 MK5"},
197 	{ TUNER_SAMSUNG_TCPG_6121P30A,	"Samsung TCPG 6121P30A"},
198 	{ TUNER_TCL_2002MB,		"TCL 2002MB_3H"},
199 	{ TUNER_ABSENT,			"TCL 2002MI_3H"},
200 	{ TUNER_TCL_2002N,		"TCL 2002N 5H"},
201 	/* 100-109 */
202 	{ TUNER_PHILIPS_FMD1216ME_MK3,	"Philips FMD1216ME"},
203 	{ TUNER_TEA5767,		"Philips TEA5768HL FM Radio"},
204 	{ TUNER_ABSENT,			"Panasonic ENV57H12D5"},
205 	{ TUNER_PHILIPS_FM1236_MK3,	"TCL MFNM05-4"},
206 	{ TUNER_PHILIPS_FM1236_MK3,	"TCL MNM05-4"},
207 	{ TUNER_PHILIPS_FM1216ME_MK3,	"TCL MPE05-2"},
208 	{ TUNER_ABSENT,			"TCL MQNM05-4"},
209 	{ TUNER_ABSENT,			"LG TAPC-W701D"},
210 	{ TUNER_ABSENT,			"TCL 9886P-WM"},
211 	{ TUNER_ABSENT,			"TCL 1676NM-WM"},
212 	/* 110-119 */
213 	{ TUNER_ABSENT,			"Thompson DTT75105"},
214 	{ TUNER_ABSENT,			"Conexant_CX24109"},
215 	{ TUNER_TCL_2002N,		"TCL M2523_5N_E"},
216 	{ TUNER_TCL_2002MB,		"TCL M2523_3DB_E"},
217 	{ TUNER_ABSENT,			"Philips 8275A"},
218 	{ TUNER_ABSENT,			"Microtune MT2060"},
219 	{ TUNER_PHILIPS_FM1236_MK3,	"Philips FM1236 MK5"},
220 	{ TUNER_PHILIPS_FM1216ME_MK3,	"Philips FM1216ME MK5"},
221 	{ TUNER_ABSENT,			"TCL M2523_3DI_E"},
222 	{ TUNER_ABSENT,			"Samsung THPD5222FG30A"},
223 	/* 120-129 */
224 	{ TUNER_XC2028,			"Xceive XC3028"},
225 	{ TUNER_PHILIPS_FQ1216LME_MK3,	"Philips FQ1216LME MK5"},
226 	{ TUNER_ABSENT,			"Philips FQD1216LME"},
227 	{ TUNER_ABSENT,			"Conexant CX24118A"},
228 	{ TUNER_ABSENT,			"TCL DMF11WIP"},
229 	{ TUNER_ABSENT,			"TCL MFNM05_4H_E"},
230 	{ TUNER_ABSENT,			"TCL MNM05_4H_E"},
231 	{ TUNER_ABSENT,			"TCL MPE05_2H_E"},
232 	{ TUNER_ABSENT,			"TCL MQNM05_4_U"},
233 	{ TUNER_ABSENT,			"TCL M2523_5NH_E"},
234 	/* 130-139 */
235 	{ TUNER_ABSENT,			"TCL M2523_3DBH_E"},
236 	{ TUNER_ABSENT,			"TCL M2523_3DIH_E"},
237 	{ TUNER_ABSENT,			"TCL MFPE05_2_U"},
238 	{ TUNER_PHILIPS_FMD1216MEX_MK3,	"Philips FMD1216MEX"},
239 	{ TUNER_ABSENT,			"Philips FRH2036B"},
240 	{ TUNER_ABSENT,			"Panasonic ENGF75_01GF"},
241 	{ TUNER_ABSENT,			"MaxLinear MXL5005"},
242 	{ TUNER_ABSENT,			"MaxLinear MXL5003"},
243 	{ TUNER_ABSENT,			"Xceive XC2028"},
244 	{ TUNER_ABSENT,			"Microtune MT2131"},
245 	/* 140-149 */
246 	{ TUNER_ABSENT,			"Philips 8275A_8295"},
247 	{ TUNER_ABSENT,			"TCL MF02GIP_5N_E"},
248 	{ TUNER_ABSENT,			"TCL MF02GIP_3DB_E"},
249 	{ TUNER_ABSENT,			"TCL MF02GIP_3DI_E"},
250 	{ TUNER_ABSENT,			"Microtune MT2266"},
251 	{ TUNER_ABSENT,			"TCL MF10WPP_4N_E"},
252 	{ TUNER_ABSENT,			"LG TAPQ_H702F"},
253 	{ TUNER_ABSENT,			"TCL M09WPP_4N_E"},
254 	{ TUNER_ABSENT,			"MaxLinear MXL5005_v2"},
255 	{ TUNER_PHILIPS_TDA8290,	"Philips 18271_8295"},
256 	/* 150-159 */
257 	{ TUNER_XC5000,                 "Xceive XC5000"},
258 	{ TUNER_ABSENT,                 "Xceive XC3028L"},
259 	{ TUNER_ABSENT,                 "NXP 18271C2_716x"},
260 	{ TUNER_ABSENT,                 "Xceive XC4000"},
261 	{ TUNER_ABSENT,                 "Dibcom 7070"},
262 	{ TUNER_PHILIPS_TDA8290,        "NXP 18271C2"},
263 	{ TUNER_ABSENT,                 "Siano SMS1010"},
264 	{ TUNER_ABSENT,                 "Siano SMS1150"},
265 	{ TUNER_ABSENT,                 "MaxLinear 5007"},
266 	{ TUNER_ABSENT,                 "TCL M09WPP_2P_E"},
267 	/* 160-169 */
268 	{ TUNER_ABSENT,                 "Siano SMS1180"},
269 	{ TUNER_ABSENT,                 "Maxim_MAX2165"},
270 	{ TUNER_ABSENT,                 "Siano SMS1140"},
271 	{ TUNER_ABSENT,                 "Siano SMS1150 B1"},
272 	{ TUNER_ABSENT,                 "MaxLinear 111"},
273 	{ TUNER_ABSENT,                 "Dibcom 7770"},
274 	{ TUNER_ABSENT,                 "Siano SMS1180VNS"},
275 	{ TUNER_ABSENT,                 "Siano SMS1184"},
276 	{ TUNER_PHILIPS_FQ1236_MK5,	"TCL M30WTP-4N-E"},
277 	{ TUNER_ABSENT,                 "TCL_M11WPP_2PN_E"},
278 	/* 170-179 */
279 	{ TUNER_ABSENT,                 "MaxLinear 301"},
280 	{ TUNER_ABSENT,                 "Mirics MSi001"},
281 	{ TUNER_ABSENT,                 "MaxLinear MxL241SF"},
282 	{ TUNER_XC5000C,                "Xceive XC5000C"},
283 	{ TUNER_ABSENT,                 "Montage M68TS2020"},
284 	{ TUNER_ABSENT,                 "Siano SMS1530"},
285 	{ TUNER_ABSENT,                 "Dibcom 7090"},
286 	{ TUNER_ABSENT,                 "Xceive XC5200C"},
287 	{ TUNER_ABSENT,                 "NXP 18273"},
288 	{ TUNER_ABSENT,                 "Montage M88TS2022"},
289 	/* 180-188 */
290 	{ TUNER_ABSENT,                 "NXP 18272M"},
291 	{ TUNER_ABSENT,                 "NXP 18272S"},
292 
293 	{ TUNER_ABSENT,                 "Mirics MSi003"},
294 	{ TUNER_ABSENT,                 "MaxLinear MxL256"},
295 	{ TUNER_ABSENT,                 "SiLabs Si2158"},
296 	{ TUNER_ABSENT,                 "SiLabs Si2178"},
297 	{ TUNER_ABSENT,                 "SiLabs Si2157"},
298 	{ TUNER_ABSENT,                 "SiLabs Si2177"},
299 	{ TUNER_ABSENT,                 "ITE IT9137FN"},
300 };
301 
302 /* Use TVEEPROM_AUDPROC_INTERNAL for those audio 'chips' that are
303  * internal to a video chip, i.e. not a separate audio chip. */
304 static const struct {
305 	u32   id;
306 	const char * const name;
307 } audio_ic[] = {
308 	/* 0-4 */
309 	{ TVEEPROM_AUDPROC_NONE,  "None"      },
310 	{ TVEEPROM_AUDPROC_OTHER, "TEA6300"   },
311 	{ TVEEPROM_AUDPROC_OTHER, "TEA6320"   },
312 	{ TVEEPROM_AUDPROC_OTHER, "TDA9850"   },
313 	{ TVEEPROM_AUDPROC_MSP,   "MSP3400C"  },
314 	/* 5-9 */
315 	{ TVEEPROM_AUDPROC_MSP,   "MSP3410D"  },
316 	{ TVEEPROM_AUDPROC_MSP,   "MSP3415"   },
317 	{ TVEEPROM_AUDPROC_MSP,   "MSP3430"   },
318 	{ TVEEPROM_AUDPROC_MSP,   "MSP3438"   },
319 	{ TVEEPROM_AUDPROC_OTHER, "CS5331"    },
320 	/* 10-14 */
321 	{ TVEEPROM_AUDPROC_MSP,   "MSP3435"   },
322 	{ TVEEPROM_AUDPROC_MSP,   "MSP3440"   },
323 	{ TVEEPROM_AUDPROC_MSP,   "MSP3445"   },
324 	{ TVEEPROM_AUDPROC_MSP,   "MSP3411"   },
325 	{ TVEEPROM_AUDPROC_MSP,   "MSP3416"   },
326 	/* 15-19 */
327 	{ TVEEPROM_AUDPROC_MSP,   "MSP3425"   },
328 	{ TVEEPROM_AUDPROC_MSP,   "MSP3451"   },
329 	{ TVEEPROM_AUDPROC_MSP,   "MSP3418"   },
330 	{ TVEEPROM_AUDPROC_OTHER, "Type 0x12" },
331 	{ TVEEPROM_AUDPROC_OTHER, "OKI7716"   },
332 	/* 20-24 */
333 	{ TVEEPROM_AUDPROC_MSP,   "MSP4410"   },
334 	{ TVEEPROM_AUDPROC_MSP,   "MSP4420"   },
335 	{ TVEEPROM_AUDPROC_MSP,   "MSP4440"   },
336 	{ TVEEPROM_AUDPROC_MSP,   "MSP4450"   },
337 	{ TVEEPROM_AUDPROC_MSP,   "MSP4408"   },
338 	/* 25-29 */
339 	{ TVEEPROM_AUDPROC_MSP,   "MSP4418"   },
340 	{ TVEEPROM_AUDPROC_MSP,   "MSP4428"   },
341 	{ TVEEPROM_AUDPROC_MSP,   "MSP4448"   },
342 	{ TVEEPROM_AUDPROC_MSP,   "MSP4458"   },
343 	{ TVEEPROM_AUDPROC_MSP,   "Type 0x1d" },
344 	/* 30-34 */
345 	{ TVEEPROM_AUDPROC_INTERNAL, "CX880"     },
346 	{ TVEEPROM_AUDPROC_INTERNAL, "CX881"     },
347 	{ TVEEPROM_AUDPROC_INTERNAL, "CX883"     },
348 	{ TVEEPROM_AUDPROC_INTERNAL, "CX882"     },
349 	{ TVEEPROM_AUDPROC_INTERNAL, "CX25840"   },
350 	/* 35-39 */
351 	{ TVEEPROM_AUDPROC_INTERNAL, "CX25841"   },
352 	{ TVEEPROM_AUDPROC_INTERNAL, "CX25842"   },
353 	{ TVEEPROM_AUDPROC_INTERNAL, "CX25843"   },
354 	{ TVEEPROM_AUDPROC_INTERNAL, "CX23418"   },
355 	{ TVEEPROM_AUDPROC_INTERNAL, "CX23885"   },
356 	/* 40-44 */
357 	{ TVEEPROM_AUDPROC_INTERNAL, "CX23888"   },
358 	{ TVEEPROM_AUDPROC_INTERNAL, "SAA7131"   },
359 	{ TVEEPROM_AUDPROC_INTERNAL, "CX23887"   },
360 	{ TVEEPROM_AUDPROC_INTERNAL, "SAA7164"   },
361 	{ TVEEPROM_AUDPROC_INTERNAL, "AU8522"    },
362 	/* 45-49 */
363 	{ TVEEPROM_AUDPROC_INTERNAL, "AVF4910B"  },
364 	{ TVEEPROM_AUDPROC_INTERNAL, "SAA7231"   },
365 	{ TVEEPROM_AUDPROC_INTERNAL, "CX23102"   },
366 	{ TVEEPROM_AUDPROC_INTERNAL, "SAA7163"   },
367 	{ TVEEPROM_AUDPROC_OTHER,    "AK4113"    },
368 	/* 50-52 */
369 	{ TVEEPROM_AUDPROC_OTHER,    "CS5340"    },
370 	{ TVEEPROM_AUDPROC_OTHER,    "CS8416"    },
371 	{ TVEEPROM_AUDPROC_OTHER,    "CX20810"   },
372 };
373 
374 /* This list is supplied by Hauppauge. Thanks! */
375 static const char *decoderIC[] = {
376 	/* 0-4 */
377 	"None", "BT815", "BT817", "BT819", "BT815A",
378 	/* 5-9 */
379 	"BT817A", "BT819A", "BT827", "BT829", "BT848",
380 	/* 10-14 */
381 	"BT848A", "BT849A", "BT829A", "BT827A", "BT878",
382 	/* 15-19 */
383 	"BT879", "BT880", "VPX3226E", "SAA7114", "SAA7115",
384 	/* 20-24 */
385 	"CX880", "CX881", "CX883", "SAA7111", "SAA7113",
386 	/* 25-29 */
387 	"CX882", "TVP5150A", "CX25840", "CX25841", "CX25842",
388 	/* 30-34 */
389 	"CX25843", "CX23418", "NEC61153", "CX23885", "CX23888",
390 	/* 35-39 */
391 	"SAA7131", "CX25837", "CX23887", "CX23885A", "CX23887A",
392 	/* 40-44 */
393 	"SAA7164", "CX23885B", "AU8522", "ADV7401", "AVF4910B",
394 	/* 45-49 */
395 	"SAA7231", "CX23102", "SAA7163", "ADV7441A", "ADV7181C",
396 	/* 50-53 */
397 	"CX25836", "TDA9955", "TDA19977", "ADV7842"
398 };
399 
400 static int hasRadioTuner(int tunerType)
401 {
402 	switch (tunerType) {
403 	case 18: /* PNPEnv_TUNER_FR1236_MK2 */
404 	case 23: /* PNPEnv_TUNER_FM1236 */
405 	case 38: /* PNPEnv_TUNER_FMR1236 */
406 	case 16: /* PNPEnv_TUNER_FR1216_MK2 */
407 	case 19: /* PNPEnv_TUNER_FR1246_MK2 */
408 	case 21: /* PNPEnv_TUNER_FM1216 */
409 	case 24: /* PNPEnv_TUNER_FM1246 */
410 	case 17: /* PNPEnv_TUNER_FR1216MF_MK2 */
411 	case 22: /* PNPEnv_TUNER_FM1216MF */
412 	case 20: /* PNPEnv_TUNER_FR1256_MK2 */
413 	case 25: /* PNPEnv_TUNER_FM1256 */
414 	case 33: /* PNPEnv_TUNER_4039FR5 */
415 	case 42: /* PNPEnv_TUNER_4009FR5 */
416 	case 52: /* PNPEnv_TUNER_4049FM5 */
417 	case 54: /* PNPEnv_TUNER_4049FM5_AltI2C */
418 	case 44: /* PNPEnv_TUNER_4009FN5 */
419 	case 31: /* PNPEnv_TUNER_TCPB9085P */
420 	case 30: /* PNPEnv_TUNER_TCPN9085D */
421 	case 46: /* PNPEnv_TUNER_TP18NSR01F */
422 	case 47: /* PNPEnv_TUNER_TP18PSB01D */
423 	case 49: /* PNPEnv_TUNER_TAPC_I001D */
424 	case 60: /* PNPEnv_TUNER_TAPE_S001D_MK3 */
425 	case 57: /* PNPEnv_TUNER_FM1216ME_MK3 */
426 	case 59: /* PNPEnv_TUNER_FM1216MP_MK3 */
427 	case 58: /* PNPEnv_TUNER_FM1236_MK3 */
428 	case 68: /* PNPEnv_TUNER_TAPE_H001F_MK3 */
429 	case 61: /* PNPEnv_TUNER_TAPE_M001D_MK3 */
430 	case 78: /* PNPEnv_TUNER_TDA8275C1_8290_FM */
431 	case 89: /* PNPEnv_TUNER_TCL_MFPE05_2 */
432 	case 92: /* PNPEnv_TUNER_PHILIPS_FQ1236A_MK4 */
433 	case 105:
434 		return 1;
435 	}
436 	return 0;
437 }
438 
439 void tveeprom_hauppauge_analog(struct i2c_client *c, struct tveeprom *tvee,
440 				unsigned char *eeprom_data)
441 {
442 	/* ----------------------------------------------
443 	** The hauppauge eeprom format is tagged
444 	**
445 	** if packet[0] == 0x84, then packet[0..1] == length
446 	** else length = packet[0] & 3f;
447 	** if packet[0] & f8 == f8, then EOD and packet[1] == checksum
448 	**
449 	** In our (ivtv) case we're interested in the following:
450 	** tuner type:   tag [00].05 or [0a].01 (index into hauppauge_tuner)
451 	** tuner fmts:   tag [00].04 or [0a].00 (bitmask index into
452 	**		 hauppauge_tuner_fmt)
453 	** radio:        tag [00].{last} or [0e].00  (bitmask.  bit2=FM)
454 	** audio proc:   tag [02].01 or [05].00 (mask with 0x7f)
455 	** decoder proc: tag [09].01)
456 
457 	** Fun info:
458 	** model:      tag [00].07-08 or [06].00-01
459 	** revision:   tag [00].09-0b or [06].04-06
460 	** serial#:    tag [01].05-07 or [04].04-06
461 
462 	** # of inputs/outputs ???
463 	*/
464 
465 	int i, j, len, done, beenhere, tag, start;
466 
467 	int tuner1 = 0, t_format1 = 0, audioic = -1;
468 	const char *t_name1 = NULL;
469 	const char *t_fmt_name1[8] = { " none", "", "", "", "", "", "", "" };
470 
471 	int tuner2 = 0, t_format2 = 0;
472 	const char *t_name2 = NULL;
473 	const char *t_fmt_name2[8] = { " none", "", "", "", "", "", "", "" };
474 
475 	memset(tvee, 0, sizeof(*tvee));
476 	tvee->tuner_type = TUNER_ABSENT;
477 	tvee->tuner2_type = TUNER_ABSENT;
478 
479 	done = len = beenhere = 0;
480 
481 	/* Different eeprom start offsets for em28xx, cx2388x and cx23418 */
482 	if (eeprom_data[0] == 0x1a &&
483 	    eeprom_data[1] == 0xeb &&
484 	    eeprom_data[2] == 0x67 &&
485 	    eeprom_data[3] == 0x95)
486 		start = 0xa0; /* Generic em28xx offset */
487 	else if ((eeprom_data[0] & 0xe1) == 0x01 &&
488 		 eeprom_data[1] == 0x00 &&
489 		 eeprom_data[2] == 0x00 &&
490 		 eeprom_data[8] == 0x84)
491 		start = 8; /* Generic cx2388x offset */
492 	else if (eeprom_data[1] == 0x70 &&
493 		 eeprom_data[2] == 0x00 &&
494 		 eeprom_data[4] == 0x74 &&
495 		 eeprom_data[8] == 0x84)
496 		start = 8; /* Generic cx23418 offset (models 74xxx) */
497 	else
498 		start = 0;
499 
500 	for (i = start; !done && i < 256; i += len) {
501 		if (eeprom_data[i] == 0x84) {
502 			len = eeprom_data[i + 1] + (eeprom_data[i + 2] << 8);
503 			i += 3;
504 		} else if ((eeprom_data[i] & 0xf0) == 0x70) {
505 			if (eeprom_data[i] & 0x08) {
506 				/* verify checksum! */
507 				done = 1;
508 				break;
509 			}
510 			len = eeprom_data[i] & 0x07;
511 			++i;
512 		} else {
513 			tveeprom_warn("Encountered bad packet header [%02x]. "
514 				"Corrupt or not a Hauppauge eeprom.\n",
515 				eeprom_data[i]);
516 			return;
517 		}
518 
519 		if (debug) {
520 			tveeprom_info("Tag [%02x] + %d bytes:",
521 					eeprom_data[i], len - 1);
522 			for (j = 1; j < len; j++)
523 				printk(KERN_CONT " %02x", eeprom_data[i + j]);
524 			printk(KERN_CONT "\n");
525 		}
526 
527 		/* process by tag */
528 		tag = eeprom_data[i];
529 		switch (tag) {
530 		case 0x00:
531 			/* tag: 'Comprehensive' */
532 			tuner1 = eeprom_data[i+6];
533 			t_format1 = eeprom_data[i+5];
534 			tvee->has_radio = eeprom_data[i+len-1];
535 			/* old style tag, don't know how to detect
536 			IR presence, mark as unknown. */
537 			tvee->has_ir = 0;
538 			tvee->model =
539 				eeprom_data[i+8] +
540 				(eeprom_data[i+9] << 8);
541 			tvee->revision = eeprom_data[i+10] +
542 				(eeprom_data[i+11] << 8) +
543 				(eeprom_data[i+12] << 16);
544 			break;
545 
546 		case 0x01:
547 			/* tag: 'SerialID' */
548 			tvee->serial_number =
549 				eeprom_data[i+6] +
550 				(eeprom_data[i+7] << 8) +
551 				(eeprom_data[i+8] << 16);
552 			break;
553 
554 		case 0x02:
555 			/* tag 'AudioInfo'
556 			Note mask with 0x7F, high bit used on some older models
557 			to indicate 4052 mux was removed in favor of using MSP
558 			inputs directly. */
559 			audioic = eeprom_data[i+2] & 0x7f;
560 			if (audioic < ARRAY_SIZE(audio_ic))
561 				tvee->audio_processor = audio_ic[audioic].id;
562 			else
563 				tvee->audio_processor = TVEEPROM_AUDPROC_OTHER;
564 			break;
565 
566 		/* case 0x03: tag 'EEInfo' */
567 
568 		case 0x04:
569 			/* tag 'SerialID2' */
570 			tvee->serial_number =
571 				eeprom_data[i+5] +
572 				(eeprom_data[i+6] << 8) +
573 				(eeprom_data[i+7] << 16)+
574 				(eeprom_data[i+8] << 24);
575 
576 			if (eeprom_data[i + 8] == 0xf0) {
577 				tvee->MAC_address[0] = 0x00;
578 				tvee->MAC_address[1] = 0x0D;
579 				tvee->MAC_address[2] = 0xFE;
580 				tvee->MAC_address[3] = eeprom_data[i + 7];
581 				tvee->MAC_address[4] = eeprom_data[i + 6];
582 				tvee->MAC_address[5] = eeprom_data[i + 5];
583 				tvee->has_MAC_address = 1;
584 			}
585 			break;
586 
587 		case 0x05:
588 			/* tag 'Audio2'
589 			Note mask with 0x7F, high bit used on some older models
590 			to indicate 4052 mux was removed in favor of using MSP
591 			inputs directly. */
592 			audioic = eeprom_data[i+1] & 0x7f;
593 			if (audioic < ARRAY_SIZE(audio_ic))
594 				tvee->audio_processor = audio_ic[audioic].id;
595 			else
596 				tvee->audio_processor = TVEEPROM_AUDPROC_OTHER;
597 
598 			break;
599 
600 		case 0x06:
601 			/* tag 'ModelRev' */
602 			tvee->model =
603 				eeprom_data[i + 1] +
604 				(eeprom_data[i + 2] << 8) +
605 				(eeprom_data[i + 3] << 16) +
606 				(eeprom_data[i + 4] << 24);
607 			tvee->revision =
608 				eeprom_data[i + 5] +
609 				(eeprom_data[i + 6] << 8) +
610 				(eeprom_data[i + 7] << 16);
611 			break;
612 
613 		case 0x07:
614 			/* tag 'Details': according to Hauppauge not interesting
615 			on any PCI-era or later boards. */
616 			break;
617 
618 		/* there is no tag 0x08 defined */
619 
620 		case 0x09:
621 			/* tag 'Video' */
622 			tvee->decoder_processor = eeprom_data[i + 1];
623 			break;
624 
625 		case 0x0a:
626 			/* tag 'Tuner' */
627 			if (beenhere == 0) {
628 				tuner1 = eeprom_data[i + 2];
629 				t_format1 = eeprom_data[i + 1];
630 				beenhere = 1;
631 			} else {
632 				/* a second (radio) tuner may be present */
633 				tuner2 = eeprom_data[i + 2];
634 				t_format2 = eeprom_data[i + 1];
635 				/* not a TV tuner? */
636 				if (t_format2 == 0)
637 					tvee->has_radio = 1; /* must be radio */
638 			}
639 			break;
640 
641 		case 0x0b:
642 			/* tag 'Inputs': according to Hauppauge this is specific
643 			to each driver family, so no good assumptions can be
644 			made. */
645 			break;
646 
647 		/* case 0x0c: tag 'Balun' */
648 		/* case 0x0d: tag 'Teletext' */
649 
650 		case 0x0e:
651 			/* tag: 'Radio' */
652 			tvee->has_radio = eeprom_data[i+1];
653 			break;
654 
655 		case 0x0f:
656 			/* tag 'IRInfo' */
657 			tvee->has_ir = 1 | (eeprom_data[i+1] << 1);
658 			break;
659 
660 		/* case 0x10: tag 'VBIInfo' */
661 		/* case 0x11: tag 'QCInfo' */
662 		/* case 0x12: tag 'InfoBits' */
663 
664 		default:
665 			tveeprom_dbg("Not sure what to do with tag [%02x]\n",
666 					tag);
667 			/* dump the rest of the packet? */
668 		}
669 	}
670 
671 	if (!done) {
672 		tveeprom_warn("Ran out of data!\n");
673 		return;
674 	}
675 
676 	if (tvee->revision != 0) {
677 		tvee->rev_str[0] = 32 + ((tvee->revision >> 18) & 0x3f);
678 		tvee->rev_str[1] = 32 + ((tvee->revision >> 12) & 0x3f);
679 		tvee->rev_str[2] = 32 + ((tvee->revision >>  6) & 0x3f);
680 		tvee->rev_str[3] = 32 + (tvee->revision & 0x3f);
681 		tvee->rev_str[4] = 0;
682 	}
683 
684 	if (hasRadioTuner(tuner1) && !tvee->has_radio) {
685 		tveeprom_info("The eeprom says no radio is present, but the tuner type\n");
686 		tveeprom_info("indicates otherwise. I will assume that radio is present.\n");
687 		tvee->has_radio = 1;
688 	}
689 
690 	if (tuner1 < ARRAY_SIZE(hauppauge_tuner)) {
691 		tvee->tuner_type = hauppauge_tuner[tuner1].id;
692 		t_name1 = hauppauge_tuner[tuner1].name;
693 	} else {
694 		t_name1 = "unknown";
695 	}
696 
697 	if (tuner2 < ARRAY_SIZE(hauppauge_tuner)) {
698 		tvee->tuner2_type = hauppauge_tuner[tuner2].id;
699 		t_name2 = hauppauge_tuner[tuner2].name;
700 	} else {
701 		t_name2 = "unknown";
702 	}
703 
704 	tvee->tuner_hauppauge_model = tuner1;
705 	tvee->tuner2_hauppauge_model = tuner2;
706 	tvee->tuner_formats = 0;
707 	tvee->tuner2_formats = 0;
708 	for (i = j = 0; i < 8; i++) {
709 		if (t_format1 & (1 << i)) {
710 			tvee->tuner_formats |= hauppauge_tuner_fmt[i].id;
711 			t_fmt_name1[j++] = hauppauge_tuner_fmt[i].name;
712 		}
713 	}
714 	for (i = j = 0; i < 8; i++) {
715 		if (t_format2 & (1 << i)) {
716 			tvee->tuner2_formats |= hauppauge_tuner_fmt[i].id;
717 			t_fmt_name2[j++] = hauppauge_tuner_fmt[i].name;
718 		}
719 	}
720 
721 	tveeprom_info("Hauppauge model %d, rev %s, serial# %u\n",
722 		tvee->model, tvee->rev_str, tvee->serial_number);
723 	if (tvee->has_MAC_address == 1)
724 		tveeprom_info("MAC address is %pM\n", tvee->MAC_address);
725 	tveeprom_info("tuner model is %s (idx %d, type %d)\n",
726 		t_name1, tuner1, tvee->tuner_type);
727 	tveeprom_info("TV standards%s%s%s%s%s%s%s%s (eeprom 0x%02x)\n",
728 		t_fmt_name1[0], t_fmt_name1[1], t_fmt_name1[2],
729 		t_fmt_name1[3],	t_fmt_name1[4], t_fmt_name1[5],
730 		t_fmt_name1[6], t_fmt_name1[7],	t_format1);
731 	if (tuner2)
732 		tveeprom_info("second tuner model is %s (idx %d, type %d)\n",
733 					t_name2, tuner2, tvee->tuner2_type);
734 	if (t_format2)
735 		tveeprom_info("TV standards%s%s%s%s%s%s%s%s (eeprom 0x%02x)\n",
736 			t_fmt_name2[0], t_fmt_name2[1], t_fmt_name2[2],
737 			t_fmt_name2[3],	t_fmt_name2[4], t_fmt_name2[5],
738 			t_fmt_name2[6], t_fmt_name2[7], t_format2);
739 	if (audioic < 0) {
740 		tveeprom_info("audio processor is unknown (no idx)\n");
741 		tvee->audio_processor = TVEEPROM_AUDPROC_OTHER;
742 	} else {
743 		if (audioic < ARRAY_SIZE(audio_ic))
744 			tveeprom_info("audio processor is %s (idx %d)\n",
745 					audio_ic[audioic].name, audioic);
746 		else
747 			tveeprom_info("audio processor is unknown (idx %d)\n",
748 								audioic);
749 	}
750 	if (tvee->decoder_processor)
751 		tveeprom_info("decoder processor is %s (idx %d)\n",
752 			STRM(decoderIC, tvee->decoder_processor),
753 			tvee->decoder_processor);
754 	if (tvee->has_ir)
755 		tveeprom_info("has %sradio, has %sIR receiver, has %sIR transmitter\n",
756 				tvee->has_radio ? "" : "no ",
757 				(tvee->has_ir & 2) ? "" : "no ",
758 				(tvee->has_ir & 4) ? "" : "no ");
759 	else
760 		tveeprom_info("has %sradio\n",
761 				tvee->has_radio ? "" : "no ");
762 }
763 EXPORT_SYMBOL(tveeprom_hauppauge_analog);
764 
765 /* ----------------------------------------------------------------------- */
766 /* generic helper functions                                                */
767 
768 int tveeprom_read(struct i2c_client *c, unsigned char *eedata, int len)
769 {
770 	unsigned char buf;
771 	int err;
772 
773 	buf = 0;
774 	err = i2c_master_send(c, &buf, 1);
775 	if (err != 1) {
776 		tveeprom_info("Huh, no eeprom present (err=%d)?\n", err);
777 		return -1;
778 	}
779 	err = i2c_master_recv(c, eedata, len);
780 	if (err != len) {
781 		tveeprom_warn("i2c eeprom read error (err=%d)\n", err);
782 		return -1;
783 	}
784 	if (debug) {
785 		int i;
786 
787 		tveeprom_info("full 256-byte eeprom dump:\n");
788 		for (i = 0; i < len; i++) {
789 			if (0 == (i % 16))
790 				tveeprom_info("%02x:", i);
791 			printk(KERN_CONT " %02x", eedata[i]);
792 			if (15 == (i % 16))
793 				printk(KERN_CONT "\n");
794 		}
795 	}
796 	return 0;
797 }
798 EXPORT_SYMBOL(tveeprom_read);
799