Merge branch 'fix/hda' into for-linus
[pandora-kernel.git] / drivers / media / video / saa7164 / saa7164-cards.c
1 /*
2  *  Driver for the NXP SAA7164 PCIe bridge
3  *
4  *  Copyright (c) 2009 Steven Toth <stoth@kernellabs.com>
5  *
6  *  This program is free software; you can redistribute it and/or modify
7  *  it under the terms of the GNU General Public License as published by
8  *  the Free Software Foundation; either version 2 of the License, or
9  *  (at your option) any later version.
10  *
11  *  This program is distributed in the hope that it will be useful,
12  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
13  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
14  *
15  *  GNU General Public License for more details.
16  *
17  *  You should have received a copy of the GNU General Public License
18  *  along with this program; if not, write to the Free Software
19  *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
20  */
21
22 #include <linux/init.h>
23 #include <linux/module.h>
24 #include <linux/pci.h>
25 #include <linux/delay.h>
26
27 #include "saa7164.h"
28
29 /* The Bridge API needs to understand register widths (in bytes) for the
30  * attached I2C devices, so we can simplify the virtual i2c mechansms
31  * and keep the -i2c.c implementation clean.
32  */
33 #define REGLEN_8bit     1
34 #define REGLEN_16bit    2
35
36 struct saa7164_board saa7164_boards[] = {
37         [SAA7164_BOARD_UNKNOWN] = {
38                 /* Bridge will not load any firmware, without knowing
39                  * the rev this would be fatal. */
40                 .name           = "Unknown",
41         },
42         [SAA7164_BOARD_UNKNOWN_REV2] = {
43                 /* Bridge will load the v2 f/w and dump descriptors */
44                 /* Required during new board bringup */
45                 .name           = "Generic Rev2",
46                 .chiprev        = SAA7164_CHIP_REV2,
47         },
48         [SAA7164_BOARD_UNKNOWN_REV3] = {
49                 /* Bridge will load the v2 f/w and dump descriptors */
50                 /* Required during new board bringup */
51                 .name           = "Generic Rev3",
52                 .chiprev        = SAA7164_CHIP_REV3,
53         },
54         [SAA7164_BOARD_HAUPPAUGE_HVR2200] = {
55                 .name           = "Hauppauge WinTV-HVR2200",
56                 .porta          = SAA7164_MPEG_DVB,
57                 .portb          = SAA7164_MPEG_DVB,
58                 .chiprev        = SAA7164_CHIP_REV3,
59                 .unit           = {{
60                         .id             = 0x1d,
61                         .type           = SAA7164_UNIT_EEPROM,
62                         .name           = "4K EEPROM",
63                         .i2c_bus_nr     = SAA7164_I2C_BUS_0,
64                         .i2c_bus_addr   = 0xa0 >> 1,
65                         .i2c_reg_len    = REGLEN_8bit,
66                 }, {
67                         .id             = 0x04,
68                         .type           = SAA7164_UNIT_TUNER,
69                         .name           = "TDA18271-1",
70                         .i2c_bus_nr     = SAA7164_I2C_BUS_1,
71                         .i2c_bus_addr   = 0xc0 >> 1,
72                         .i2c_reg_len    = REGLEN_8bit,
73                 }, {
74                         .id             = 0x1b,
75                         .type           = SAA7164_UNIT_TUNER,
76                         .name           = "TDA18271-2",
77                         .i2c_bus_nr     = SAA7164_I2C_BUS_2,
78                         .i2c_bus_addr   = 0xc0 >> 1,
79                         .i2c_reg_len    = REGLEN_8bit,
80                 }, {
81                         .id             = 0x1e,
82                         .type           = SAA7164_UNIT_DIGITAL_DEMODULATOR,
83                         .name           = "TDA10048-1",
84                         .i2c_bus_nr     = SAA7164_I2C_BUS_1,
85                         .i2c_bus_addr   = 0x10 >> 1,
86                         .i2c_reg_len    = REGLEN_8bit,
87                 }, {
88                         .id             = 0x1f,
89                         .type           = SAA7164_UNIT_DIGITAL_DEMODULATOR,
90                         .name           = "TDA10048-2",
91                         .i2c_bus_nr     = SAA7164_I2C_BUS_2,
92                         .i2c_bus_addr   = 0x12 >> 1,
93                         .i2c_reg_len    = REGLEN_8bit,
94                 } },
95         },
96         [SAA7164_BOARD_HAUPPAUGE_HVR2200_2] = {
97                 .name           = "Hauppauge WinTV-HVR2200",
98                 .porta          = SAA7164_MPEG_DVB,
99                 .portb          = SAA7164_MPEG_DVB,
100                 .chiprev        = SAA7164_CHIP_REV2,
101                 .unit           = {{
102                         .id             = 0x06,
103                         .type           = SAA7164_UNIT_EEPROM,
104                         .name           = "4K EEPROM",
105                         .i2c_bus_nr     = SAA7164_I2C_BUS_0,
106                         .i2c_bus_addr   = 0xa0 >> 1,
107                         .i2c_reg_len    = REGLEN_8bit,
108                 }, {
109                         .id             = 0x04,
110                         .type           = SAA7164_UNIT_TUNER,
111                         .name           = "TDA18271-1",
112                         .i2c_bus_nr     = SAA7164_I2C_BUS_1,
113                         .i2c_bus_addr   = 0xc0 >> 1,
114                         .i2c_reg_len    = REGLEN_8bit,
115                 }, {
116                         .id             = 0x05,
117                         .type           = SAA7164_UNIT_DIGITAL_DEMODULATOR,
118                         .name           = "TDA10048-1",
119                         .i2c_bus_nr     = SAA7164_I2C_BUS_1,
120                         .i2c_bus_addr   = 0x10 >> 1,
121                         .i2c_reg_len    = REGLEN_8bit,
122                 }, {
123                         .id             = 0x1e,
124                         .type           = SAA7164_UNIT_TUNER,
125                         .name           = "TDA18271-2",
126                         .i2c_bus_nr     = SAA7164_I2C_BUS_2,
127                         .i2c_bus_addr   = 0xc0 >> 1,
128                         .i2c_reg_len    = REGLEN_8bit,
129                 }, {
130                         .id             = 0x1f,
131                         .type           = SAA7164_UNIT_DIGITAL_DEMODULATOR,
132                         .name           = "TDA10048-2",
133                         .i2c_bus_nr     = SAA7164_I2C_BUS_2,
134                         .i2c_bus_addr   = 0x12 >> 1,
135                         .i2c_reg_len    = REGLEN_8bit,
136                 } },
137         },
138         [SAA7164_BOARD_HAUPPAUGE_HVR2200_3] = {
139                 .name           = "Hauppauge WinTV-HVR2200",
140                 .porta          = SAA7164_MPEG_DVB,
141                 .portb          = SAA7164_MPEG_DVB,
142                 .chiprev        = SAA7164_CHIP_REV2,
143                 .unit           = {{
144                         .id             = 0x1d,
145                         .type           = SAA7164_UNIT_EEPROM,
146                         .name           = "4K EEPROM",
147                         .i2c_bus_nr     = SAA7164_I2C_BUS_0,
148                         .i2c_bus_addr   = 0xa0 >> 1,
149                         .i2c_reg_len    = REGLEN_8bit,
150                 }, {
151                         .id             = 0x04,
152                         .type           = SAA7164_UNIT_TUNER,
153                         .name           = "TDA18271-1",
154                         .i2c_bus_nr     = SAA7164_I2C_BUS_1,
155                         .i2c_bus_addr   = 0xc0 >> 1,
156                         .i2c_reg_len    = REGLEN_8bit,
157                 }, {
158                         .id             = 0x05,
159                         .type           = SAA7164_UNIT_ANALOG_DEMODULATOR,
160                         .name           = "TDA8290-1",
161                         .i2c_bus_nr     = SAA7164_I2C_BUS_1,
162                         .i2c_bus_addr   = 0x84 >> 1,
163                         .i2c_reg_len    = REGLEN_8bit,
164                 }, {
165                         .id             = 0x1b,
166                         .type           = SAA7164_UNIT_TUNER,
167                         .name           = "TDA18271-2",
168                         .i2c_bus_nr     = SAA7164_I2C_BUS_2,
169                         .i2c_bus_addr   = 0xc0 >> 1,
170                         .i2c_reg_len    = REGLEN_8bit,
171                 }, {
172                         .id             = 0x1c,
173                         .type           = SAA7164_UNIT_ANALOG_DEMODULATOR,
174                         .name           = "TDA8290-2",
175                         .i2c_bus_nr     = SAA7164_I2C_BUS_2,
176                         .i2c_bus_addr   = 0x84 >> 1,
177                         .i2c_reg_len    = REGLEN_8bit,
178                 }, {
179                         .id             = 0x1e,
180                         .type           = SAA7164_UNIT_DIGITAL_DEMODULATOR,
181                         .name           = "TDA10048-1",
182                         .i2c_bus_nr     = SAA7164_I2C_BUS_1,
183                         .i2c_bus_addr   = 0x10 >> 1,
184                         .i2c_reg_len    = REGLEN_8bit,
185                 }, {
186                         .id             = 0x1f,
187                         .type           = SAA7164_UNIT_DIGITAL_DEMODULATOR,
188                         .name           = "TDA10048-2",
189                         .i2c_bus_nr     = SAA7164_I2C_BUS_2,
190                         .i2c_bus_addr   = 0x12 >> 1,
191                         .i2c_reg_len    = REGLEN_8bit,
192                 } },
193         },
194         [SAA7164_BOARD_HAUPPAUGE_HVR2250] = {
195                 .name           = "Hauppauge WinTV-HVR2250",
196                 .porta          = SAA7164_MPEG_DVB,
197                 .portb          = SAA7164_MPEG_DVB,
198                 .chiprev        = SAA7164_CHIP_REV3,
199                 .unit           = {{
200                         .id             = 0x22,
201                         .type           = SAA7164_UNIT_EEPROM,
202                         .name           = "4K EEPROM",
203                         .i2c_bus_nr     = SAA7164_I2C_BUS_0,
204                         .i2c_bus_addr   = 0xa0 >> 1,
205                         .i2c_reg_len    = REGLEN_8bit,
206                 }, {
207                         .id             = 0x04,
208                         .type           = SAA7164_UNIT_TUNER,
209                         .name           = "TDA18271-1",
210                         .i2c_bus_nr     = SAA7164_I2C_BUS_1,
211                         .i2c_bus_addr   = 0xc0 >> 1,
212                         .i2c_reg_len    = REGLEN_8bit,
213                 }, {
214                         .id             = 0x07,
215                         .type           = SAA7164_UNIT_DIGITAL_DEMODULATOR,
216                         .name           = "CX24228/S5H1411-1 (TOP)",
217                         .i2c_bus_nr     = SAA7164_I2C_BUS_1,
218                         .i2c_bus_addr   = 0x32 >> 1,
219                         .i2c_reg_len    = REGLEN_8bit,
220                 }, {
221                         .id             = 0x08,
222                         .type           = SAA7164_UNIT_DIGITAL_DEMODULATOR,
223                         .name           = "CX24228/S5H1411-1 (QAM)",
224                         .i2c_bus_nr     = SAA7164_I2C_BUS_1,
225                         .i2c_bus_addr   = 0x34 >> 1,
226                         .i2c_reg_len    = REGLEN_8bit,
227                 }, {
228                         .id             = 0x1e,
229                         .type           = SAA7164_UNIT_TUNER,
230                         .name           = "TDA18271-2",
231                         .i2c_bus_nr     = SAA7164_I2C_BUS_2,
232                         .i2c_bus_addr   = 0xc0 >> 1,
233                         .i2c_reg_len    = REGLEN_8bit,
234                 }, {
235                         .id             = 0x20,
236                         .type           = SAA7164_UNIT_DIGITAL_DEMODULATOR,
237                         .name           = "CX24228/S5H1411-2 (TOP)",
238                         .i2c_bus_nr     = SAA7164_I2C_BUS_2,
239                         .i2c_bus_addr   = 0x32 >> 1,
240                         .i2c_reg_len    = REGLEN_8bit,
241                 }, {
242                         .id             = 0x23,
243                         .type           = SAA7164_UNIT_DIGITAL_DEMODULATOR,
244                         .name           = "CX24228/S5H1411-2 (QAM)",
245                         .i2c_bus_nr     = SAA7164_I2C_BUS_2,
246                         .i2c_bus_addr   = 0x34 >> 1,
247                         .i2c_reg_len    = REGLEN_8bit,
248                 } },
249         },
250         [SAA7164_BOARD_HAUPPAUGE_HVR2250_2] = {
251                 .name           = "Hauppauge WinTV-HVR2250",
252                 .porta          = SAA7164_MPEG_DVB,
253                 .portb          = SAA7164_MPEG_DVB,
254                 .chiprev        = SAA7164_CHIP_REV3,
255                 .unit           = {{
256                         .id             = 0x28,
257                         .type           = SAA7164_UNIT_EEPROM,
258                         .name           = "4K EEPROM",
259                         .i2c_bus_nr     = SAA7164_I2C_BUS_0,
260                         .i2c_bus_addr   = 0xa0 >> 1,
261                         .i2c_reg_len    = REGLEN_8bit,
262                 }, {
263                         .id             = 0x04,
264                         .type           = SAA7164_UNIT_TUNER,
265                         .name           = "TDA18271-1",
266                         .i2c_bus_nr     = SAA7164_I2C_BUS_1,
267                         .i2c_bus_addr   = 0xc0 >> 1,
268                         .i2c_reg_len    = REGLEN_8bit,
269                 }, {
270                         .id             = 0x07,
271                         .type           = SAA7164_UNIT_DIGITAL_DEMODULATOR,
272                         .name           = "CX24228/S5H1411-1 (TOP)",
273                         .i2c_bus_nr     = SAA7164_I2C_BUS_1,
274                         .i2c_bus_addr   = 0x32 >> 1,
275                         .i2c_reg_len    = REGLEN_8bit,
276                 }, {
277                         .id             = 0x08,
278                         .type           = SAA7164_UNIT_DIGITAL_DEMODULATOR,
279                         .name           = "CX24228/S5H1411-1 (QAM)",
280                         .i2c_bus_nr     = SAA7164_I2C_BUS_1,
281                         .i2c_bus_addr   = 0x34 >> 1,
282                         .i2c_reg_len    = REGLEN_8bit,
283                 }, {
284                         .id             = 0x24,
285                         .type           = SAA7164_UNIT_TUNER,
286                         .name           = "TDA18271-2",
287                         .i2c_bus_nr     = SAA7164_I2C_BUS_2,
288                         .i2c_bus_addr   = 0xc0 >> 1,
289                         .i2c_reg_len    = REGLEN_8bit,
290                 }, {
291                         .id             = 0x26,
292                         .type           = SAA7164_UNIT_DIGITAL_DEMODULATOR,
293                         .name           = "CX24228/S5H1411-2 (TOP)",
294                         .i2c_bus_nr     = SAA7164_I2C_BUS_2,
295                         .i2c_bus_addr   = 0x32 >> 1,
296                         .i2c_reg_len    = REGLEN_8bit,
297                 }, {
298                         .id             = 0x29,
299                         .type           = SAA7164_UNIT_DIGITAL_DEMODULATOR,
300                         .name           = "CX24228/S5H1411-2 (QAM)",
301                         .i2c_bus_nr     = SAA7164_I2C_BUS_2,
302                         .i2c_bus_addr   = 0x34 >> 1,
303                         .i2c_reg_len    = REGLEN_8bit,
304                 } },
305         },
306         [SAA7164_BOARD_HAUPPAUGE_HVR2250_3] = {
307                 .name           = "Hauppauge WinTV-HVR2250",
308                 .porta          = SAA7164_MPEG_DVB,
309                 .portb          = SAA7164_MPEG_DVB,
310                 .chiprev        = SAA7164_CHIP_REV3,
311                 .unit           = {{
312                         .id             = 0x26,
313                         .type           = SAA7164_UNIT_EEPROM,
314                         .name           = "4K EEPROM",
315                         .i2c_bus_nr     = SAA7164_I2C_BUS_0,
316                         .i2c_bus_addr   = 0xa0 >> 1,
317                         .i2c_reg_len    = REGLEN_8bit,
318                 }, {
319                         .id             = 0x04,
320                         .type           = SAA7164_UNIT_TUNER,
321                         .name           = "TDA18271-1",
322                         .i2c_bus_nr     = SAA7164_I2C_BUS_1,
323                         .i2c_bus_addr   = 0xc0 >> 1,
324                         .i2c_reg_len    = REGLEN_8bit,
325                 }, {
326                         .id             = 0x07,
327                         .type           = SAA7164_UNIT_DIGITAL_DEMODULATOR,
328                         .name           = "CX24228/S5H1411-1 (TOP)",
329                         .i2c_bus_nr     = SAA7164_I2C_BUS_1,
330                         .i2c_bus_addr   = 0x32 >> 1,
331                         .i2c_reg_len    = REGLEN_8bit,
332                 }, {
333                         .id             = 0x08,
334                         .type           = SAA7164_UNIT_DIGITAL_DEMODULATOR,
335                         .name           = "CX24228/S5H1411-1 (QAM)",
336                         .i2c_bus_nr     = SAA7164_I2C_BUS_1,
337                         .i2c_bus_addr   = 0x34 >> 1,
338                         .i2c_reg_len    = REGLEN_8bit,
339                 }, {
340                         .id             = 0x22,
341                         .type           = SAA7164_UNIT_TUNER,
342                         .name           = "TDA18271-2",
343                         .i2c_bus_nr     = SAA7164_I2C_BUS_2,
344                         .i2c_bus_addr   = 0xc0 >> 1,
345                         .i2c_reg_len    = REGLEN_8bit,
346                 }, {
347                         .id             = 0x24,
348                         .type           = SAA7164_UNIT_DIGITAL_DEMODULATOR,
349                         .name           = "CX24228/S5H1411-2 (TOP)",
350                         .i2c_bus_nr     = SAA7164_I2C_BUS_2,
351                         .i2c_bus_addr   = 0x32 >> 1,
352                         .i2c_reg_len    = REGLEN_8bit,
353                 }, {
354                         .id             = 0x27,
355                         .type           = SAA7164_UNIT_DIGITAL_DEMODULATOR,
356                         .name           = "CX24228/S5H1411-2 (QAM)",
357                         .i2c_bus_nr     = SAA7164_I2C_BUS_2,
358                         .i2c_bus_addr   = 0x34 >> 1,
359                         .i2c_reg_len    = REGLEN_8bit,
360                 } },
361         },
362 };
363 const unsigned int saa7164_bcount = ARRAY_SIZE(saa7164_boards);
364
365 /* ------------------------------------------------------------------ */
366 /* PCI subsystem IDs                                                  */
367
368 struct saa7164_subid saa7164_subids[] = {
369         {
370                 .subvendor = 0x0070,
371                 .subdevice = 0x8880,
372                 .card      = SAA7164_BOARD_HAUPPAUGE_HVR2250,
373         }, {
374                 .subvendor = 0x0070,
375                 .subdevice = 0x8810,
376                 .card      = SAA7164_BOARD_HAUPPAUGE_HVR2250,
377         }, {
378                 .subvendor = 0x0070,
379                 .subdevice = 0x8980,
380                 .card      = SAA7164_BOARD_HAUPPAUGE_HVR2200,
381         }, {
382                 .subvendor = 0x0070,
383                 .subdevice = 0x8900,
384                 .card      = SAA7164_BOARD_HAUPPAUGE_HVR2200_2,
385         }, {
386                 .subvendor = 0x0070,
387                 .subdevice = 0x8901,
388                 .card      = SAA7164_BOARD_HAUPPAUGE_HVR2200_3,
389         }, {
390                 .subvendor = 0x0070,
391                 .subdevice = 0x88A1,
392                 .card      = SAA7164_BOARD_HAUPPAUGE_HVR2250_3,
393         }, {
394                 .subvendor = 0x0070,
395                 .subdevice = 0x8891,
396                 .card      = SAA7164_BOARD_HAUPPAUGE_HVR2250_2,
397         }, {
398                 .subvendor = 0x0070,
399                 .subdevice = 0x8851,
400                 .card      = SAA7164_BOARD_HAUPPAUGE_HVR2250_2,
401         },
402 };
403 const unsigned int saa7164_idcount = ARRAY_SIZE(saa7164_subids);
404
405 void saa7164_card_list(struct saa7164_dev *dev)
406 {
407         int i;
408
409         if (0 == dev->pci->subsystem_vendor &&
410             0 == dev->pci->subsystem_device) {
411                 printk(KERN_ERR
412                         "%s: Board has no valid PCIe Subsystem ID and can't\n"
413                         "%s: be autodetected. Pass card=<n> insmod option to\n"
414                         "%s: workaround that. Send complaints to the vendor\n"
415                         "%s: of the TV card. Best regards,\n"
416                         "%s:         -- tux\n",
417                         dev->name, dev->name, dev->name, dev->name, dev->name);
418         } else {
419                 printk(KERN_ERR
420                         "%s: Your board isn't known (yet) to the driver.\n"
421                         "%s: Try to pick one of the existing card configs via\n"
422                         "%s: card=<n> insmod option.  Updating to the latest\n"
423                         "%s: version might help as well.\n",
424                         dev->name, dev->name, dev->name, dev->name);
425         }
426
427         printk(KERN_ERR "%s: Here are valid choices for the card=<n> insmod "
428                 "option:\n", dev->name);
429
430         for (i = 0; i < saa7164_bcount; i++)
431                 printk(KERN_ERR "%s:    card=%d -> %s\n",
432                        dev->name, i, saa7164_boards[i].name);
433 }
434
435 /* TODO: clean this define up into the -cards.c structs */
436 #define PCIEBRIDGE_UNITID 2
437
438 void saa7164_gpio_setup(struct saa7164_dev *dev)
439 {
440
441
442         switch (dev->board) {
443         case SAA7164_BOARD_HAUPPAUGE_HVR2200:
444         case SAA7164_BOARD_HAUPPAUGE_HVR2200_2:
445         case SAA7164_BOARD_HAUPPAUGE_HVR2200_3:
446         case SAA7164_BOARD_HAUPPAUGE_HVR2250:
447         case SAA7164_BOARD_HAUPPAUGE_HVR2250_2:
448         case SAA7164_BOARD_HAUPPAUGE_HVR2250_3:
449                 /*
450                 GPIO 2: s5h1411 / tda10048-1 demod reset
451                 GPIO 3: s5h1411 / tda10048-2 demod reset
452                 GPIO 7: IRBlaster Zilog reset
453                  */
454
455                 /* Reset parts by going in and out of reset */
456                 saa7164_api_clear_gpiobit(dev, PCIEBRIDGE_UNITID, 2);
457                 saa7164_api_clear_gpiobit(dev, PCIEBRIDGE_UNITID, 3);
458
459                 msleep(10);
460
461                 saa7164_api_set_gpiobit(dev, PCIEBRIDGE_UNITID, 2);
462                 saa7164_api_set_gpiobit(dev, PCIEBRIDGE_UNITID, 3);
463                 break;
464         }
465
466 }
467
468 static void hauppauge_eeprom(struct saa7164_dev *dev, u8 *eeprom_data)
469 {
470         struct tveeprom tv;
471
472         /* TODO: Assumption: eeprom on bus 0 */
473         tveeprom_hauppauge_analog(&dev->i2c_bus[0].i2c_client, &tv,
474                 eeprom_data);
475
476         /* Make sure we support the board model */
477         switch (tv.model) {
478         case 88001:
479                 /* Development board - Limit circulation */
480                 /* WinTV-HVR2250 (PCIe, Retail, full-height bracket)
481                  * ATSC/QAM (TDA18271/S5H1411) and basic analog, no IR, FM */
482         case 88021:
483                 /* WinTV-HVR2250 (PCIe, Retail, full-height bracket)
484                  * ATSC/QAM (TDA18271/S5H1411) and basic analog, MCE CIR, FM */
485                 break;
486         case 88041:
487                 /* WinTV-HVR2250 (PCIe, Retail, full-height bracket)
488                  * ATSC/QAM (TDA18271/S5H1411) and basic analog, no IR, FM */
489                 break;
490         case 88061:
491                 /* WinTV-HVR2250 (PCIe, Retail, full-height bracket)
492                  * ATSC/QAM (TDA18271/S5H1411) and basic analog, FM */
493                 break;
494         case 89519:
495         case 89609:
496                 /* WinTV-HVR2200 (PCIe, Retail, full-height)
497                  * DVB-T (TDA18271/TDA10048) and basic analog, no IR */
498                 break;
499         case 89619:
500                 /* WinTV-HVR2200 (PCIe, Retail, half-height)
501                  * DVB-T (TDA18271/TDA10048) and basic analog, no IR */
502                 break;
503         default:
504                 printk(KERN_ERR "%s: Warning: Unknown Hauppauge model #%d\n",
505                         dev->name, tv.model);
506                 break;
507         }
508
509         printk(KERN_INFO "%s: Hauppauge eeprom: model=%d\n", dev->name,
510                 tv.model);
511 }
512
513 void saa7164_card_setup(struct saa7164_dev *dev)
514 {
515         static u8 eeprom[256];
516
517         if (dev->i2c_bus[0].i2c_rc == 0) {
518                 if (saa7164_api_read_eeprom(dev, &eeprom[0],
519                         sizeof(eeprom)) < 0)
520                         return;
521         }
522
523         switch (dev->board) {
524         case SAA7164_BOARD_HAUPPAUGE_HVR2200:
525         case SAA7164_BOARD_HAUPPAUGE_HVR2200_2:
526         case SAA7164_BOARD_HAUPPAUGE_HVR2200_3:
527         case SAA7164_BOARD_HAUPPAUGE_HVR2250:
528         case SAA7164_BOARD_HAUPPAUGE_HVR2250_2:
529         case SAA7164_BOARD_HAUPPAUGE_HVR2250_3:
530                 hauppauge_eeprom(dev, &eeprom[0]);
531                 break;
532         }
533 }
534
535 /* With most other drivers, the kernel expects to communicate with subdrivers
536  * through i2c. This bridge does not allow that, it does not expose any direct
537  * access to I2C. Instead we have to communicate through the device f/w for
538  * register access to 'processing units'. Each unit has a unique
539  * id, regardless of how the physical implementation occurs across
540  * the three physical i2c busses. The being said if we want leverge of
541  * the existing kernel drivers for tuners and demods we have to 'speak i2c',
542  * to this bridge implements 3 virtual i2c buses. This is a helper function
543  * for those.
544  *
545  * Description: Translate the kernels notion of an i2c address and bus into
546  * the appropriate unitid.
547  */
548 int saa7164_i2caddr_to_unitid(struct saa7164_i2c *bus, int addr)
549 {
550         /* For a given bus and i2c device address, return the saa7164 unique
551          * unitid. < 0 on error */
552
553         struct saa7164_dev *dev = bus->dev;
554         struct saa7164_unit *unit;
555         int i;
556
557         for (i = 0; i < SAA7164_MAX_UNITS; i++) {
558                 unit = &saa7164_boards[dev->board].unit[i];
559
560                 if (unit->type == SAA7164_UNIT_UNDEFINED)
561                         continue;
562                 if ((bus->nr == unit->i2c_bus_nr) &&
563                         (addr == unit->i2c_bus_addr))
564                         return unit->id;
565         }
566
567         return -1;
568 }
569
570 /* The 7164 API needs to know the i2c register length in advance.
571  * this is a helper function. Based on a specific chip addr and bus return the
572  * reg length.
573  */
574 int saa7164_i2caddr_to_reglen(struct saa7164_i2c *bus, int addr)
575 {
576         /* For a given bus and i2c device address, return the
577          * saa7164 registry address width. < 0 on error
578          */
579
580         struct saa7164_dev *dev = bus->dev;
581         struct saa7164_unit *unit;
582         int i;
583
584         for (i = 0; i < SAA7164_MAX_UNITS; i++) {
585                 unit = &saa7164_boards[dev->board].unit[i];
586
587                 if (unit->type == SAA7164_UNIT_UNDEFINED)
588                         continue;
589
590                 if ((bus->nr == unit->i2c_bus_nr) &&
591                         (addr == unit->i2c_bus_addr))
592                         return unit->i2c_reg_len;
593         }
594
595         return -1;
596 }
597 /* TODO: implement a 'findeeprom' functio like the above and fix any other
598  * eeprom related todo's in -api.c.
599  */
600
601 /* Translate a unitid into a x readable device name, for display purposes.  */
602 char *saa7164_unitid_name(struct saa7164_dev *dev, u8 unitid)
603 {
604         char *undefed = "UNDEFINED";
605         char *bridge = "BRIDGE";
606         struct saa7164_unit *unit;
607         int i;
608
609         if (unitid == 0)
610                 return bridge;
611
612         for (i = 0; i < SAA7164_MAX_UNITS; i++) {
613                 unit = &saa7164_boards[dev->board].unit[i];
614
615                 if (unit->type == SAA7164_UNIT_UNDEFINED)
616                         continue;
617
618                 if (unitid == unit->id)
619                                 return unit->name;
620         }
621
622         return undefed;
623 }
624