1 /*
2  * tveeprom - eeprom decoder for tvcard configuration eeproms
3  *
4  * Data and decoding routines shamelessly borrowed from bttv-cards.c
5  * eeprom access routine shamelessly borrowed from bttv-if.c
6  * which are:
7 
8     Copyright (C) 1996,97,98 Ralph  Metzler (rjkm@thp.uni-koeln.de)
9 			   & Marcus Metzler (mocm@thp.uni-koeln.de)
10     (c) 1999-2001 Gerd Knorr <kraxel@goldbach.in-berlin.de>
11 
12  * Adjustments to fit a more general model and all bugs:
13 
14 	Copyright (C) 2003 John Klar <linpvr at projectplasma.com>
15 
16  * This program is free software; you can redistribute it and/or modify
17  * it under the terms of the GNU General Public License as published by
18  * the Free Software Foundation; either version 2 of the License, or
19  * (at your option) any later version.
20  *
21  * This program is distributed in the hope that it will be useful,
22  * but WITHOUT ANY WARRANTY; without even the implied warranty of
23  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
24  * GNU General Public License for more details.
25  *
26  * You should have received a copy of the GNU General Public License
27  * along with this program; if not, write to the Free Software
28  * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
29  */
30 
31 
32 #include <linux/module.h>
33 #include <linux/errno.h>
34 #include <linux/kernel.h>
35 #include <linux/init.h>
36 #include <linux/types.h>
37 #include <linux/videodev2.h>
38 #include <linux/i2c.h>
39 
40 #include <media/tuner.h>
41 #include <media/tveeprom.h>
42 #include <media/v4l2-common.h>
43 #include <media/v4l2-chip-ident.h>
44 
45 MODULE_DESCRIPTION("i2c Hauppauge eeprom decoder driver");
46 MODULE_AUTHOR("John Klar");
47 MODULE_LICENSE("GPL");
48 
49 static int debug;
50 module_param(debug, int, 0644);
51 MODULE_PARM_DESC(debug, "Debug level (0-1)");
52 
53 #define STRM(array, i) \
54 	(i < sizeof(array) / sizeof(char *) ? array[i] : "unknown")
55 
56 #define tveeprom_info(fmt, arg...) \
57 	v4l_printk(KERN_INFO, "tveeprom", c->adapter, c->addr, fmt , ## arg)
58 #define tveeprom_warn(fmt, arg...) \
59 	v4l_printk(KERN_WARNING, "tveeprom", c->adapter, c->addr, fmt , ## arg)
60 #define tveeprom_dbg(fmt, arg...) do { \
61 	if (debug) \
62 		v4l_printk(KERN_DEBUG, "tveeprom", \
63 				c->adapter, c->addr, fmt , ## arg); \
64 	} while (0)
65 
66 /*
67  * The Hauppauge eeprom uses an 8bit field to determine which
68  * tuner formats the tuner supports.
69  */
70 static struct HAUPPAUGE_TUNER_FMT
71 {
72 	int	id;
73 	char *name;
74 }
75 hauppauge_tuner_fmt[] =
76 {
77 	{ V4L2_STD_UNKNOWN,                   " UNKNOWN" },
78 	{ V4L2_STD_UNKNOWN,                   " FM" },
79 	{ V4L2_STD_B|V4L2_STD_GH,             " PAL(B/G)" },
80 	{ V4L2_STD_MN,                        " NTSC(M)" },
81 	{ V4L2_STD_PAL_I,                     " PAL(I)" },
82 	{ V4L2_STD_SECAM_L|V4L2_STD_SECAM_LC, " SECAM(L/L')" },
83 	{ V4L2_STD_DK,                        " PAL(D/D1/K)" },
84 	{ V4L2_STD_ATSC,                      " ATSC/DVB Digital" },
85 };
86 
87 /* This is the full list of possible tuners. Many thanks to Hauppauge for
88    supplying this information. Note that many tuners where only used for
89    testing and never made it to the outside world. So you will only see
90    a subset in actual produced cards. */
91 static struct HAUPPAUGE_TUNER
92 {
93 	int  id;
94 	char *name;
95 }
96 hauppauge_tuner[] =
97 {
98 	/* 0-9 */
99 	{ TUNER_ABSENT,        		"None" },
100 	{ TUNER_ABSENT,        		"External" },
101 	{ TUNER_ABSENT,        		"Unspecified" },
102 	{ TUNER_PHILIPS_PAL,   		"Philips FI1216" },
103 	{ TUNER_PHILIPS_SECAM, 		"Philips FI1216MF" },
104 	{ TUNER_PHILIPS_NTSC,  		"Philips FI1236" },
105 	{ TUNER_PHILIPS_PAL_I, 		"Philips FI1246" },
106 	{ TUNER_PHILIPS_PAL_DK,		"Philips FI1256" },
107 	{ TUNER_PHILIPS_PAL,   		"Philips FI1216 MK2" },
108 	{ TUNER_PHILIPS_SECAM, 		"Philips FI1216MF MK2" },
109 	/* 10-19 */
110 	{ TUNER_PHILIPS_NTSC,  		"Philips FI1236 MK2" },
111 	{ TUNER_PHILIPS_PAL_I, 		"Philips FI1246 MK2" },
112 	{ TUNER_PHILIPS_PAL_DK,		"Philips FI1256 MK2" },
113 	{ TUNER_TEMIC_NTSC,    		"Temic 4032FY5" },
114 	{ TUNER_TEMIC_PAL,     		"Temic 4002FH5" },
115 	{ TUNER_TEMIC_PAL_I,   		"Temic 4062FY5" },
116 	{ TUNER_PHILIPS_PAL,   		"Philips FR1216 MK2" },
117 	{ TUNER_PHILIPS_SECAM, 		"Philips FR1216MF MK2" },
118 	{ TUNER_PHILIPS_NTSC,  		"Philips FR1236 MK2" },
119 	{ TUNER_PHILIPS_PAL_I, 		"Philips FR1246 MK2" },
120 	/* 20-29 */
121 	{ TUNER_PHILIPS_PAL_DK,		"Philips FR1256 MK2" },
122 	{ TUNER_PHILIPS_PAL,   		"Philips FM1216" },
123 	{ TUNER_PHILIPS_SECAM, 		"Philips FM1216MF" },
124 	{ TUNER_PHILIPS_NTSC,  		"Philips FM1236" },
125 	{ TUNER_PHILIPS_PAL_I, 		"Philips FM1246" },
126 	{ TUNER_PHILIPS_PAL_DK,		"Philips FM1256" },
127 	{ TUNER_TEMIC_4036FY5_NTSC, 	"Temic 4036FY5" },
128 	{ TUNER_ABSENT,        		"Samsung TCPN9082D" },
129 	{ TUNER_ABSENT,        		"Samsung TCPM9092P" },
130 	{ TUNER_TEMIC_4006FH5_PAL, 	"Temic 4006FH5" },
131 	/* 30-39 */
132 	{ TUNER_ABSENT,        		"Samsung TCPN9085D" },
133 	{ TUNER_ABSENT,        		"Samsung TCPB9085P" },
134 	{ TUNER_ABSENT,        		"Samsung TCPL9091P" },
135 	{ TUNER_TEMIC_4039FR5_NTSC, 	"Temic 4039FR5" },
136 	{ TUNER_PHILIPS_FQ1216ME,   	"Philips FQ1216 ME" },
137 	{ TUNER_TEMIC_4066FY5_PAL_I, 	"Temic 4066FY5" },
138 	{ TUNER_PHILIPS_NTSC,        	"Philips TD1536" },
139 	{ TUNER_PHILIPS_NTSC,        	"Philips TD1536D" },
140 	{ TUNER_PHILIPS_NTSC,  		"Philips FMR1236" }, /* mono radio */
141 	{ TUNER_ABSENT,        		"Philips FI1256MP" },
142 	/* 40-49 */
143 	{ TUNER_ABSENT,        		"Samsung TCPQ9091P" },
144 	{ TUNER_TEMIC_4006FN5_MULTI_PAL, "Temic 4006FN5" },
145 	{ TUNER_TEMIC_4009FR5_PAL, 	"Temic 4009FR5" },
146 	{ TUNER_TEMIC_4046FM5,     	"Temic 4046FM5" },
147 	{ TUNER_TEMIC_4009FN5_MULTI_PAL_FM, "Temic 4009FN5" },
148 	{ TUNER_ABSENT,        		"Philips TD1536D FH 44"},
149 	{ TUNER_LG_NTSC_FM,    		"LG TP18NSR01F"},
150 	{ TUNER_LG_PAL_FM,     		"LG TP18PSB01D"},
151 	{ TUNER_LG_PAL,        		"LG TP18PSB11D"},
152 	{ TUNER_LG_PAL_I_FM,   		"LG TAPC-I001D"},
153 	/* 50-59 */
154 	{ TUNER_LG_PAL_I,      		"LG TAPC-I701D"},
155 	{ TUNER_ABSENT,       		"Temic 4042FI5"},
156 	{ TUNER_MICROTUNE_4049FM5, 	"Microtune 4049 FM5"},
157 	{ TUNER_ABSENT,        		"LG TPI8NSR11F"},
158 	{ TUNER_ABSENT,        		"Microtune 4049 FM5 Alt I2C"},
159 	{ TUNER_PHILIPS_FM1216ME_MK3, 	"Philips FQ1216ME MK3"},
160 	{ TUNER_ABSENT,        		"Philips FI1236 MK3"},
161 	{ TUNER_PHILIPS_FM1216ME_MK3, 	"Philips FM1216 ME MK3"},
162 	{ TUNER_PHILIPS_FM1236_MK3, 	"Philips FM1236 MK3"},
163 	{ TUNER_ABSENT,        		"Philips FM1216MP MK3"},
164 	/* 60-69 */
165 	{ TUNER_PHILIPS_FM1216ME_MK3, 	"LG S001D MK3"},
166 	{ TUNER_ABSENT,        		"LG M001D MK3"},
167 	{ TUNER_PHILIPS_FM1216ME_MK3, 	"LG S701D MK3"},
168 	{ TUNER_ABSENT,        		"LG M701D MK3"},
169 	{ TUNER_ABSENT,        		"Temic 4146FM5"},
170 	{ TUNER_ABSENT,        		"Temic 4136FY5"},
171 	{ TUNER_ABSENT,        		"Temic 4106FH5"},
172 	{ TUNER_ABSENT,        		"Philips FQ1216LMP MK3"},
173 	{ TUNER_LG_NTSC_TAPE,  		"LG TAPE H001F MK3"},
174 	{ TUNER_LG_NTSC_TAPE,  		"LG TAPE H701F MK3"},
175 	/* 70-79 */
176 	{ TUNER_ABSENT,        		"LG TALN H200T"},
177 	{ TUNER_ABSENT,        		"LG TALN H250T"},
178 	{ TUNER_ABSENT,        		"LG TALN M200T"},
179 	{ TUNER_ABSENT,        		"LG TALN Z200T"},
180 	{ TUNER_ABSENT,        		"LG TALN S200T"},
181 	{ TUNER_ABSENT,        		"Thompson DTT7595"},
182 	{ TUNER_ABSENT,        		"Thompson DTT7592"},
183 	{ TUNER_ABSENT,        		"Silicon TDA8275C1 8290"},
184 	{ TUNER_ABSENT,        		"Silicon TDA8275C1 8290 FM"},
185 	{ TUNER_ABSENT,        		"Thompson DTT757"},
186 	/* 80-89 */
187 	{ TUNER_PHILIPS_FQ1216LME_MK3, 	"Philips FQ1216LME MK3"},
188 	{ TUNER_LG_PAL_NEW_TAPC, 	"LG TAPC G701D"},
189 	{ TUNER_LG_NTSC_NEW_TAPC, 	"LG TAPC H791F"},
190 	{ TUNER_LG_PAL_NEW_TAPC, 	"TCL 2002MB 3"},
191 	{ TUNER_LG_PAL_NEW_TAPC, 	"TCL 2002MI 3"},
192 	{ TUNER_TCL_2002N,     		"TCL 2002N 6A"},
193 	{ TUNER_PHILIPS_FM1236_MK3, 	"Philips FQ1236 MK3"},
194 	{ TUNER_SAMSUNG_TCPN_2121P30A, 	"Samsung TCPN 2121P30A"},
195 	{ TUNER_ABSENT,        		"Samsung TCPE 4121P30A"},
196 	{ TUNER_PHILIPS_FM1216ME_MK3, 	"TCL MFPE05 2"},
197 	/* 90-99 */
198 	{ TUNER_ABSENT,        		"LG TALN H202T"},
199 	{ TUNER_PHILIPS_FQ1216AME_MK4, 	"Philips FQ1216AME MK4"},
200 	{ TUNER_PHILIPS_FQ1236A_MK4, 	"Philips FQ1236A MK4"},
201 	{ TUNER_ABSENT,       		"Philips FQ1286A MK4"},
202 	{ TUNER_ABSENT,        		"Philips FQ1216ME MK5"},
203 	{ TUNER_ABSENT,        		"Philips FQ1236 MK5"},
204 	{ TUNER_SAMSUNG_TCPG_6121P30A, 	"Samsung TCPG 6121P30A"},
205 	{ TUNER_TCL_2002MB,    		"TCL 2002MB_3H"},
206 	{ TUNER_ABSENT,        		"TCL 2002MI_3H"},
207 	{ TUNER_TCL_2002N,     		"TCL 2002N 5H"},
208 	/* 100-109 */
209 	{ TUNER_PHILIPS_FMD1216ME_MK3, 	"Philips FMD1216ME"},
210 	{ TUNER_TEA5767,       		"Philips TEA5768HL FM Radio"},
211 	{ TUNER_ABSENT,        		"Panasonic ENV57H12D5"},
212 	{ TUNER_PHILIPS_FM1236_MK3, 	"TCL MFNM05-4"},
213 	{ TUNER_PHILIPS_FM1236_MK3,	"TCL MNM05-4"},
214 	{ TUNER_PHILIPS_FM1216ME_MK3, 	"TCL MPE05-2"},
215 	{ TUNER_ABSENT,        		"TCL MQNM05-4"},
216 	{ TUNER_ABSENT,        		"LG TAPC-W701D"},
217 	{ TUNER_ABSENT,        		"TCL 9886P-WM"},
218 	{ TUNER_ABSENT,        		"TCL 1676NM-WM"},
219 	/* 110-119 */
220 	{ TUNER_ABSENT,        		"Thompson DTT75105"},
221 	{ TUNER_ABSENT,        		"Conexant_CX24109"},
222 	{ TUNER_TCL_2002N,     		"TCL M2523_5N_E"},
223 	{ TUNER_TCL_2002MB,    		"TCL M2523_3DB_E"},
224 	{ TUNER_ABSENT,        		"Philips 8275A"},
225 	{ TUNER_ABSENT,        		"Microtune MT2060"},
226 	{ TUNER_PHILIPS_FM1236_MK3, 	"Philips FM1236 MK5"},
227 	{ TUNER_PHILIPS_FM1216ME_MK3, 	"Philips FM1216ME MK5"},
228 	{ TUNER_ABSENT,        		"TCL M2523_3DI_E"},
229 	{ TUNER_ABSENT,        		"Samsung THPD5222FG30A"},
230 	/* 120-129 */
231 	{ TUNER_XC2028,        		"Xceive XC3028"},
232 	{ TUNER_PHILIPS_FQ1216LME_MK3,	"Philips FQ1216LME MK5"},
233 	{ TUNER_ABSENT,        		"Philips FQD1216LME"},
234 	{ TUNER_ABSENT,        		"Conexant CX24118A"},
235 	{ TUNER_ABSENT,        		"TCL DMF11WIP"},
236 	{ TUNER_ABSENT,        		"TCL MFNM05_4H_E"},
237 	{ TUNER_ABSENT,        		"TCL MNM05_4H_E"},
238 	{ TUNER_ABSENT,        		"TCL MPE05_2H_E"},
239 	{ TUNER_ABSENT,        		"TCL MQNM05_4_U"},
240 	{ TUNER_ABSENT,        		"TCL M2523_5NH_E"},
241 	/* 130-139 */
242 	{ TUNER_ABSENT,        		"TCL M2523_3DBH_E"},
243 	{ TUNER_ABSENT,        		"TCL M2523_3DIH_E"},
244 	{ TUNER_ABSENT,        		"TCL MFPE05_2_U"},
245 	{ TUNER_PHILIPS_FMD1216MEX_MK3,	"Philips FMD1216MEX"},
246 	{ TUNER_ABSENT,        		"Philips FRH2036B"},
247 	{ TUNER_ABSENT,        		"Panasonic ENGF75_01GF"},
248 	{ TUNER_ABSENT,        		"MaxLinear MXL5005"},
249 	{ TUNER_ABSENT,        		"MaxLinear MXL5003"},
250 	{ TUNER_ABSENT,        		"Xceive XC2028"},
251 	{ TUNER_ABSENT,        		"Microtune MT2131"},
252 	/* 140-149 */
253 	{ TUNER_ABSENT,        		"Philips 8275A_8295"},
254 	{ TUNER_ABSENT,        		"TCL MF02GIP_5N_E"},
255 	{ TUNER_ABSENT,        		"TCL MF02GIP_3DB_E"},
256 	{ TUNER_ABSENT,        		"TCL MF02GIP_3DI_E"},
257 	{ TUNER_ABSENT,        		"Microtune MT2266"},
258 	{ TUNER_ABSENT,        		"TCL MF10WPP_4N_E"},
259 	{ TUNER_ABSENT,        		"LG TAPQ_H702F"},
260 	{ TUNER_ABSENT,        		"TCL M09WPP_4N_E"},
261 	{ TUNER_ABSENT,        		"MaxLinear MXL5005_v2"},
262 	{ TUNER_PHILIPS_TDA8290, 	"Philips 18271_8295"},
263 	/* 150-159 */
264 	{ TUNER_XC5000,                 "Xceive XC5000"},
265 	{ TUNER_ABSENT,                 "Xceive XC3028L"},
266 	{ TUNER_ABSENT,                 "NXP 18271C2_716x"},
267 	{ TUNER_ABSENT,                 "Xceive XC4000"},
268 	{ TUNER_ABSENT,                 "Dibcom 7070"},
269 	{ TUNER_PHILIPS_TDA8290,        "NXP 18271C2"},
270 	{ TUNER_ABSENT,                 "Siano SMS1010"},
271 	{ TUNER_ABSENT,                 "Siano SMS1150"},
272 	{ TUNER_ABSENT,                 "MaxLinear 5007"},
273 	{ TUNER_ABSENT,                 "TCL M09WPP_2P_E"},
274 	/* 160-169 */
275 	{ TUNER_ABSENT,                 "Siano SMS1180"},
276 	{ TUNER_ABSENT,                 "Maxim_MAX2165"},
277 	{ TUNER_ABSENT,                 "Siano SMS1140"},
278 	{ TUNER_ABSENT,                 "Siano SMS1150 B1"},
279 	{ TUNER_ABSENT,                 "MaxLinear 111"},
280 	{ TUNER_ABSENT,                 "Dibcom 7770"},
281 	{ TUNER_ABSENT,                 "Siano SMS1180VNS"},
282 	{ TUNER_ABSENT,                 "Siano SMS1184"},
283 	{ TUNER_PHILIPS_FQ1236_MK5,	"TCL M30WTP-4N-E"},
284 	{ TUNER_ABSENT,                 "TCL_M11WPP_2PN_E"},
285 	/* 170-179 */
286 	{ TUNER_ABSENT,                 "MaxLinear 301"},
287 	{ TUNER_ABSENT,                 "Mirics MSi001"},
288 	{ TUNER_ABSENT,                 "MaxLinear MxL241SF"},
289 	{ TUNER_XC5000C,                "Xceive XC5000C"},
290 	{ TUNER_ABSENT,                 "Montage M68TS2020"},
291 	{ TUNER_ABSENT,                 "Siano SMS1530"},
292 	{ TUNER_ABSENT,                 "Dibcom 7090"},
293 	{ TUNER_ABSENT,                 "Xceive XC5200C"},
294 	{ TUNER_ABSENT,                 "NXP 18273"},
295 	{ TUNER_ABSENT,                 "Montage M88TS2022"},
296 	/* 180-189 */
297 	{ TUNER_ABSENT,                 "NXP 18272M"},
298 	{ TUNER_ABSENT,                 "NXP 18272S"},
299 };
300 
301 /* Use V4L2_IDENT_AMBIGUOUS for those audio 'chips' that are
302  * internal to a video chip, i.e. not a separate audio chip. */
303 static struct HAUPPAUGE_AUDIOIC
304 {
305 	u32   id;
306 	char *name;
307 }
308 audioIC[] =
309 {
310 	/* 0-4 */
311 	{ V4L2_IDENT_NONE,      "None"      },
312 	{ V4L2_IDENT_UNKNOWN,   "TEA6300"   },
313 	{ V4L2_IDENT_UNKNOWN,   "TEA6320"   },
314 	{ V4L2_IDENT_UNKNOWN,   "TDA9850"   },
315 	{ V4L2_IDENT_MSPX4XX,   "MSP3400C"  },
316 	/* 5-9 */
317 	{ V4L2_IDENT_MSPX4XX,   "MSP3410D"  },
318 	{ V4L2_IDENT_MSPX4XX,   "MSP3415"   },
319 	{ V4L2_IDENT_MSPX4XX,   "MSP3430"   },
320 	{ V4L2_IDENT_MSPX4XX,   "MSP3438"   },
321 	{ V4L2_IDENT_UNKNOWN,   "CS5331"    },
322 	/* 10-14 */
323 	{ V4L2_IDENT_MSPX4XX,   "MSP3435"   },
324 	{ V4L2_IDENT_MSPX4XX,   "MSP3440"   },
325 	{ V4L2_IDENT_MSPX4XX,   "MSP3445"   },
326 	{ V4L2_IDENT_MSPX4XX,   "MSP3411"   },
327 	{ V4L2_IDENT_MSPX4XX,   "MSP3416"   },
328 	/* 15-19 */
329 	{ V4L2_IDENT_MSPX4XX,   "MSP3425"   },
330 	{ V4L2_IDENT_MSPX4XX,   "MSP3451"   },
331 	{ V4L2_IDENT_MSPX4XX,   "MSP3418"   },
332 	{ V4L2_IDENT_UNKNOWN,   "Type 0x12" },
333 	{ V4L2_IDENT_UNKNOWN,   "OKI7716"   },
334 	/* 20-24 */
335 	{ V4L2_IDENT_MSPX4XX,   "MSP4410"   },
336 	{ V4L2_IDENT_MSPX4XX,   "MSP4420"   },
337 	{ V4L2_IDENT_MSPX4XX,   "MSP4440"   },
338 	{ V4L2_IDENT_MSPX4XX,   "MSP4450"   },
339 	{ V4L2_IDENT_MSPX4XX,   "MSP4408"   },
340 	/* 25-29 */
341 	{ V4L2_IDENT_MSPX4XX,   "MSP4418"   },
342 	{ V4L2_IDENT_MSPX4XX,   "MSP4428"   },
343 	{ V4L2_IDENT_MSPX4XX,   "MSP4448"   },
344 	{ V4L2_IDENT_MSPX4XX,   "MSP4458"   },
345 	{ V4L2_IDENT_MSPX4XX,   "Type 0x1d" },
346 	/* 30-34 */
347 	{ V4L2_IDENT_AMBIGUOUS, "CX880"     },
348 	{ V4L2_IDENT_AMBIGUOUS, "CX881"     },
349 	{ V4L2_IDENT_AMBIGUOUS, "CX883"     },
350 	{ V4L2_IDENT_AMBIGUOUS, "CX882"     },
351 	{ V4L2_IDENT_AMBIGUOUS, "CX25840"   },
352 	/* 35-39 */
353 	{ V4L2_IDENT_AMBIGUOUS, "CX25841"   },
354 	{ V4L2_IDENT_AMBIGUOUS, "CX25842"   },
355 	{ V4L2_IDENT_AMBIGUOUS, "CX25843"   },
356 	{ V4L2_IDENT_AMBIGUOUS, "CX23418"   },
357 	{ V4L2_IDENT_AMBIGUOUS, "CX23885"   },
358 	/* 40-44 */
359 	{ V4L2_IDENT_AMBIGUOUS, "CX23888"   },
360 	{ V4L2_IDENT_AMBIGUOUS, "SAA7131"   },
361 	{ V4L2_IDENT_AMBIGUOUS, "CX23887"   },
362 	{ V4L2_IDENT_AMBIGUOUS, "SAA7164"   },
363 	{ V4L2_IDENT_AMBIGUOUS, "AU8522"    },
364 };
365 
366 /* This list is supplied by Hauppauge. Thanks! */
367 static const char *decoderIC[] = {
368 	/* 0-4 */
369 	"None", "BT815", "BT817", "BT819", "BT815A",
370 	/* 5-9 */
371 	"BT817A", "BT819A", "BT827", "BT829", "BT848",
372 	/* 10-14 */
373 	"BT848A", "BT849A", "BT829A", "BT827A", "BT878",
374 	/* 15-19 */
375 	"BT879", "BT880", "VPX3226E", "SAA7114", "SAA7115",
376 	/* 20-24 */
377 	"CX880", "CX881", "CX883", "SAA7111", "SAA7113",
378 	/* 25-29 */
379 	"CX882", "TVP5150A", "CX25840", "CX25841", "CX25842",
380 	/* 30-34 */
381 	"CX25843", "CX23418", "NEC61153", "CX23885", "CX23888",
382 	/* 35-39 */
383 	"SAA7131", "CX25837", "CX23887", "CX23885A", "CX23887A",
384 	/* 40-42 */
385 	"SAA7164", "CX23885B", "AU8522"
386 };
387 
hasRadioTuner(int tunerType)388 static int hasRadioTuner(int tunerType)
389 {
390 	switch (tunerType) {
391 	case 18: /* PNPEnv_TUNER_FR1236_MK2 */
392 	case 23: /* PNPEnv_TUNER_FM1236 */
393 	case 38: /* PNPEnv_TUNER_FMR1236 */
394 	case 16: /* PNPEnv_TUNER_FR1216_MK2 */
395 	case 19: /* PNPEnv_TUNER_FR1246_MK2 */
396 	case 21: /* PNPEnv_TUNER_FM1216 */
397 	case 24: /* PNPEnv_TUNER_FM1246 */
398 	case 17: /* PNPEnv_TUNER_FR1216MF_MK2 */
399 	case 22: /* PNPEnv_TUNER_FM1216MF */
400 	case 20: /* PNPEnv_TUNER_FR1256_MK2 */
401 	case 25: /* PNPEnv_TUNER_FM1256 */
402 	case 33: /* PNPEnv_TUNER_4039FR5 */
403 	case 42: /* PNPEnv_TUNER_4009FR5 */
404 	case 52: /* PNPEnv_TUNER_4049FM5 */
405 	case 54: /* PNPEnv_TUNER_4049FM5_AltI2C */
406 	case 44: /* PNPEnv_TUNER_4009FN5 */
407 	case 31: /* PNPEnv_TUNER_TCPB9085P */
408 	case 30: /* PNPEnv_TUNER_TCPN9085D */
409 	case 46: /* PNPEnv_TUNER_TP18NSR01F */
410 	case 47: /* PNPEnv_TUNER_TP18PSB01D */
411 	case 49: /* PNPEnv_TUNER_TAPC_I001D */
412 	case 60: /* PNPEnv_TUNER_TAPE_S001D_MK3 */
413 	case 57: /* PNPEnv_TUNER_FM1216ME_MK3 */
414 	case 59: /* PNPEnv_TUNER_FM1216MP_MK3 */
415 	case 58: /* PNPEnv_TUNER_FM1236_MK3 */
416 	case 68: /* PNPEnv_TUNER_TAPE_H001F_MK3 */
417 	case 61: /* PNPEnv_TUNER_TAPE_M001D_MK3 */
418 	case 78: /* PNPEnv_TUNER_TDA8275C1_8290_FM */
419 	case 89: /* PNPEnv_TUNER_TCL_MFPE05_2 */
420 	case 92: /* PNPEnv_TUNER_PHILIPS_FQ1236A_MK4 */
421 	case 105:
422 		return 1;
423 	}
424 	return 0;
425 }
426 
tveeprom_hauppauge_analog(struct i2c_client * c,struct tveeprom * tvee,unsigned char * eeprom_data)427 void tveeprom_hauppauge_analog(struct i2c_client *c, struct tveeprom *tvee,
428 				unsigned char *eeprom_data)
429 {
430 	/* ----------------------------------------------
431 	** The hauppauge eeprom format is tagged
432 	**
433 	** if packet[0] == 0x84, then packet[0..1] == length
434 	** else length = packet[0] & 3f;
435 	** if packet[0] & f8 == f8, then EOD and packet[1] == checksum
436 	**
437 	** In our (ivtv) case we're interested in the following:
438 	** tuner type:   tag [00].05 or [0a].01 (index into hauppauge_tuner)
439 	** tuner fmts:   tag [00].04 or [0a].00 (bitmask index into
440 	**		 hauppauge_tuner_fmt)
441 	** radio:        tag [00].{last} or [0e].00  (bitmask.  bit2=FM)
442 	** audio proc:   tag [02].01 or [05].00 (mask with 0x7f)
443 	** decoder proc: tag [09].01)
444 
445 	** Fun info:
446 	** model:      tag [00].07-08 or [06].00-01
447 	** revision:   tag [00].09-0b or [06].04-06
448 	** serial#:    tag [01].05-07 or [04].04-06
449 
450 	** # of inputs/outputs ???
451 	*/
452 
453 	int i, j, len, done, beenhere, tag, start;
454 
455 	int tuner1 = 0, t_format1 = 0, audioic = -1;
456 	char *t_name1 = NULL;
457 	const char *t_fmt_name1[8] = { " none", "", "", "", "", "", "", "" };
458 
459 	int tuner2 = 0, t_format2 = 0;
460 	char *t_name2 = NULL;
461 	const char *t_fmt_name2[8] = { " none", "", "", "", "", "", "", "" };
462 
463 	memset(tvee, 0, sizeof(*tvee));
464 	tvee->tuner_type = TUNER_ABSENT;
465 	tvee->tuner2_type = TUNER_ABSENT;
466 
467 	done = len = beenhere = 0;
468 
469 	/* Different eeprom start offsets for em28xx, cx2388x and cx23418 */
470 	if (eeprom_data[0] == 0x1a &&
471 	    eeprom_data[1] == 0xeb &&
472 	    eeprom_data[2] == 0x67 &&
473 	    eeprom_data[3] == 0x95)
474 		start = 0xa0; /* Generic em28xx offset */
475 	else if ((eeprom_data[0] & 0xe1) == 0x01 &&
476 		 eeprom_data[1] == 0x00 &&
477 		 eeprom_data[2] == 0x00 &&
478 		 eeprom_data[8] == 0x84)
479 		start = 8; /* Generic cx2388x offset */
480 	else if (eeprom_data[1] == 0x70 &&
481 		 eeprom_data[2] == 0x00 &&
482 		 eeprom_data[4] == 0x74 &&
483 		 eeprom_data[8] == 0x84)
484 		start = 8; /* Generic cx23418 offset (models 74xxx) */
485 	else
486 		start = 0;
487 
488 	for (i = start; !done && i < 256; i += len) {
489 		if (eeprom_data[i] == 0x84) {
490 			len = eeprom_data[i + 1] + (eeprom_data[i + 2] << 8);
491 			i += 3;
492 		} else if ((eeprom_data[i] & 0xf0) == 0x70) {
493 			if (eeprom_data[i] & 0x08) {
494 				/* verify checksum! */
495 				done = 1;
496 				break;
497 			}
498 			len = eeprom_data[i] & 0x07;
499 			++i;
500 		} else {
501 			tveeprom_warn("Encountered bad packet header [%02x]. "
502 				"Corrupt or not a Hauppauge eeprom.\n",
503 				eeprom_data[i]);
504 			return;
505 		}
506 
507 		if (debug) {
508 			tveeprom_info("Tag [%02x] + %d bytes:",
509 					eeprom_data[i], len - 1);
510 			for (j = 1; j < len; j++)
511 				printk(KERN_CONT " %02x", eeprom_data[i + j]);
512 			printk(KERN_CONT "\n");
513 		}
514 
515 		/* process by tag */
516 		tag = eeprom_data[i];
517 		switch (tag) {
518 		case 0x00:
519 			/* tag: 'Comprehensive' */
520 			tuner1 = eeprom_data[i+6];
521 			t_format1 = eeprom_data[i+5];
522 			tvee->has_radio = eeprom_data[i+len-1];
523 			/* old style tag, don't know how to detect
524 			IR presence, mark as unknown. */
525 			tvee->has_ir = 0;
526 			tvee->model =
527 				eeprom_data[i+8] +
528 				(eeprom_data[i+9] << 8);
529 			tvee->revision = eeprom_data[i+10] +
530 				(eeprom_data[i+11] << 8) +
531 				(eeprom_data[i+12] << 16);
532 			break;
533 
534 		case 0x01:
535 			/* tag: 'SerialID' */
536 			tvee->serial_number =
537 				eeprom_data[i+6] +
538 				(eeprom_data[i+7] << 8) +
539 				(eeprom_data[i+8] << 16);
540 			break;
541 
542 		case 0x02:
543 			/* tag 'AudioInfo'
544 			Note mask with 0x7F, high bit used on some older models
545 			to indicate 4052 mux was removed in favor of using MSP
546 			inputs directly. */
547 			audioic = eeprom_data[i+2] & 0x7f;
548 			if (audioic < ARRAY_SIZE(audioIC))
549 				tvee->audio_processor = audioIC[audioic].id;
550 			else
551 				tvee->audio_processor = V4L2_IDENT_UNKNOWN;
552 			break;
553 
554 		/* case 0x03: tag 'EEInfo' */
555 
556 		case 0x04:
557 			/* tag 'SerialID2' */
558 			tvee->serial_number =
559 				eeprom_data[i+5] +
560 				(eeprom_data[i+6] << 8) +
561 				(eeprom_data[i+7] << 16);
562 
563 			if ((eeprom_data[i + 8] & 0xf0) &&
564 					(tvee->serial_number < 0xffffff)) {
565 				tvee->MAC_address[0] = 0x00;
566 				tvee->MAC_address[1] = 0x0D;
567 				tvee->MAC_address[2] = 0xFE;
568 				tvee->MAC_address[3] = eeprom_data[i + 7];
569 				tvee->MAC_address[4] = eeprom_data[i + 6];
570 				tvee->MAC_address[5] = eeprom_data[i + 5];
571 				tvee->has_MAC_address = 1;
572 			}
573 			break;
574 
575 		case 0x05:
576 			/* tag 'Audio2'
577 			Note mask with 0x7F, high bit used on some older models
578 			to indicate 4052 mux was removed in favor of using MSP
579 			inputs directly. */
580 			audioic = eeprom_data[i+1] & 0x7f;
581 			if (audioic < ARRAY_SIZE(audioIC))
582 				tvee->audio_processor = audioIC[audioic].id;
583 			else
584 				tvee->audio_processor = V4L2_IDENT_UNKNOWN;
585 
586 			break;
587 
588 		case 0x06:
589 			/* tag 'ModelRev' */
590 			tvee->model =
591 				eeprom_data[i + 1] +
592 				(eeprom_data[i + 2] << 8) +
593 				(eeprom_data[i + 3] << 16) +
594 				(eeprom_data[i + 4] << 24);
595 			tvee->revision =
596 				eeprom_data[i + 5] +
597 				(eeprom_data[i + 6] << 8) +
598 				(eeprom_data[i + 7] << 16);
599 			break;
600 
601 		case 0x07:
602 			/* tag 'Details': according to Hauppauge not interesting
603 			on any PCI-era or later boards. */
604 			break;
605 
606 		/* there is no tag 0x08 defined */
607 
608 		case 0x09:
609 			/* tag 'Video' */
610 			tvee->decoder_processor = eeprom_data[i + 1];
611 			break;
612 
613 		case 0x0a:
614 			/* tag 'Tuner' */
615 			if (beenhere == 0) {
616 				tuner1 = eeprom_data[i + 2];
617 				t_format1 = eeprom_data[i + 1];
618 				beenhere = 1;
619 			} else {
620 				/* a second (radio) tuner may be present */
621 				tuner2 = eeprom_data[i + 2];
622 				t_format2 = eeprom_data[i + 1];
623 				/* not a TV tuner? */
624 				if (t_format2 == 0)
625 					tvee->has_radio = 1; /* must be radio */
626 			}
627 			break;
628 
629 		case 0x0b:
630 			/* tag 'Inputs': according to Hauppauge this is specific
631 			to each driver family, so no good assumptions can be
632 			made. */
633 			break;
634 
635 		/* case 0x0c: tag 'Balun' */
636 		/* case 0x0d: tag 'Teletext' */
637 
638 		case 0x0e:
639 			/* tag: 'Radio' */
640 			tvee->has_radio = eeprom_data[i+1];
641 			break;
642 
643 		case 0x0f:
644 			/* tag 'IRInfo' */
645 			tvee->has_ir = 1 | (eeprom_data[i+1] << 1);
646 			break;
647 
648 		/* case 0x10: tag 'VBIInfo' */
649 		/* case 0x11: tag 'QCInfo' */
650 		/* case 0x12: tag 'InfoBits' */
651 
652 		default:
653 			tveeprom_dbg("Not sure what to do with tag [%02x]\n",
654 					tag);
655 			/* dump the rest of the packet? */
656 		}
657 	}
658 
659 	if (!done) {
660 		tveeprom_warn("Ran out of data!\n");
661 		return;
662 	}
663 
664 	if (tvee->revision != 0) {
665 		tvee->rev_str[0] = 32 + ((tvee->revision >> 18) & 0x3f);
666 		tvee->rev_str[1] = 32 + ((tvee->revision >> 12) & 0x3f);
667 		tvee->rev_str[2] = 32 + ((tvee->revision >>  6) & 0x3f);
668 		tvee->rev_str[3] = 32 + (tvee->revision & 0x3f);
669 		tvee->rev_str[4] = 0;
670 	}
671 
672 	if (hasRadioTuner(tuner1) && !tvee->has_radio) {
673 		tveeprom_info("The eeprom says no radio is present, but the tuner type\n");
674 		tveeprom_info("indicates otherwise. I will assume that radio is present.\n");
675 		tvee->has_radio = 1;
676 	}
677 
678 	if (tuner1 < ARRAY_SIZE(hauppauge_tuner)) {
679 		tvee->tuner_type = hauppauge_tuner[tuner1].id;
680 		t_name1 = hauppauge_tuner[tuner1].name;
681 	} else {
682 		t_name1 = "unknown";
683 	}
684 
685 	if (tuner2 < ARRAY_SIZE(hauppauge_tuner)) {
686 		tvee->tuner2_type = hauppauge_tuner[tuner2].id;
687 		t_name2 = hauppauge_tuner[tuner2].name;
688 	} else {
689 		t_name2 = "unknown";
690 	}
691 
692 	tvee->tuner_hauppauge_model = tuner1;
693 	tvee->tuner2_hauppauge_model = tuner2;
694 	tvee->tuner_formats = 0;
695 	tvee->tuner2_formats = 0;
696 	for (i = j = 0; i < 8; i++) {
697 		if (t_format1 & (1 << i)) {
698 			tvee->tuner_formats |= hauppauge_tuner_fmt[i].id;
699 			t_fmt_name1[j++] = hauppauge_tuner_fmt[i].name;
700 		}
701 	}
702 	for (i = j = 0; i < 8; i++) {
703 		if (t_format2 & (1 << i)) {
704 			tvee->tuner2_formats |= hauppauge_tuner_fmt[i].id;
705 			t_fmt_name2[j++] = hauppauge_tuner_fmt[i].name;
706 		}
707 	}
708 
709 	tveeprom_info("Hauppauge model %d, rev %s, serial# %d\n",
710 		tvee->model, tvee->rev_str, tvee->serial_number);
711 	if (tvee->has_MAC_address == 1)
712 		tveeprom_info("MAC address is %pM\n", tvee->MAC_address);
713 	tveeprom_info("tuner model is %s (idx %d, type %d)\n",
714 		t_name1, tuner1, tvee->tuner_type);
715 	tveeprom_info("TV standards%s%s%s%s%s%s%s%s (eeprom 0x%02x)\n",
716 		t_fmt_name1[0], t_fmt_name1[1], t_fmt_name1[2],
717 		t_fmt_name1[3],	t_fmt_name1[4], t_fmt_name1[5],
718 		t_fmt_name1[6], t_fmt_name1[7],	t_format1);
719 	if (tuner2)
720 		tveeprom_info("second tuner model is %s (idx %d, type %d)\n",
721 					t_name2, tuner2, tvee->tuner2_type);
722 	if (t_format2)
723 		tveeprom_info("TV standards%s%s%s%s%s%s%s%s (eeprom 0x%02x)\n",
724 			t_fmt_name2[0], t_fmt_name2[1], t_fmt_name2[2],
725 			t_fmt_name2[3],	t_fmt_name2[4], t_fmt_name2[5],
726 			t_fmt_name2[6], t_fmt_name2[7], t_format2);
727 	if (audioic < 0) {
728 		tveeprom_info("audio processor is unknown (no idx)\n");
729 		tvee->audio_processor = V4L2_IDENT_UNKNOWN;
730 	} else {
731 		if (audioic < ARRAY_SIZE(audioIC))
732 			tveeprom_info("audio processor is %s (idx %d)\n",
733 					audioIC[audioic].name, audioic);
734 		else
735 			tveeprom_info("audio processor is unknown (idx %d)\n",
736 								audioic);
737 	}
738 	if (tvee->decoder_processor)
739 		tveeprom_info("decoder processor is %s (idx %d)\n",
740 			STRM(decoderIC, tvee->decoder_processor),
741 			tvee->decoder_processor);
742 	if (tvee->has_ir)
743 		tveeprom_info("has %sradio, has %sIR receiver, has %sIR transmitter\n",
744 				tvee->has_radio ? "" : "no ",
745 				(tvee->has_ir & 2) ? "" : "no ",
746 				(tvee->has_ir & 4) ? "" : "no ");
747 	else
748 		tveeprom_info("has %sradio\n",
749 				tvee->has_radio ? "" : "no ");
750 }
751 EXPORT_SYMBOL(tveeprom_hauppauge_analog);
752 
753 /* ----------------------------------------------------------------------- */
754 /* generic helper functions                                                */
755 
tveeprom_read(struct i2c_client * c,unsigned char * eedata,int len)756 int tveeprom_read(struct i2c_client *c, unsigned char *eedata, int len)
757 {
758 	unsigned char buf;
759 	int err;
760 
761 	buf = 0;
762 	err = i2c_master_send(c, &buf, 1);
763 	if (err != 1) {
764 		tveeprom_info("Huh, no eeprom present (err=%d)?\n", err);
765 		return -1;
766 	}
767 	err = i2c_master_recv(c, eedata, len);
768 	if (err != len) {
769 		tveeprom_warn("i2c eeprom read error (err=%d)\n", err);
770 		return -1;
771 	}
772 	if (debug) {
773 		int i;
774 
775 		tveeprom_info("full 256-byte eeprom dump:\n");
776 		for (i = 0; i < len; i++) {
777 			if (0 == (i % 16))
778 				tveeprom_info("%02x:", i);
779 			printk(KERN_CONT " %02x", eedata[i]);
780 			if (15 == (i % 16))
781 				printk(KERN_CONT "\n");
782 		}
783 	}
784 	return 0;
785 }
786 EXPORT_SYMBOL(tveeprom_read);
787 
788 /*
789  * Local variables:
790  * c-basic-offset: 8
791  * End:
792  */
793