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d56410e0 | 1 | /* |
1da177e4 LT |
2 | * saa7114 - Philips SAA7114H video decoder driver version 0.0.1 |
3 | * | |
4 | * Copyright (C) 2002 Maxim Yevtyushkin <max@linuxmedialabs.com> | |
5 | * | |
6 | * Based on saa7111 driver by Dave Perks | |
7 | * | |
8 | * Copyright (C) 1998 Dave Perks <dperks@ibm.net> | |
9 | * | |
10 | * Slight changes for video timing and attachment output by | |
11 | * Wolfgang Scherr <scherr@net4you.net> | |
12 | * | |
13 | * Changes by Ronald Bultje <rbultje@ronald.bitfreak.net> | |
14 | * - moved over to linux>=2.4.x i2c protocol (1/1/2003) | |
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 | #include <linux/module.h> | |
32 | #include <linux/init.h> | |
33 | #include <linux/delay.h> | |
34 | #include <linux/errno.h> | |
35 | #include <linux/fs.h> | |
36 | #include <linux/kernel.h> | |
37 | #include <linux/major.h> | |
38 | ||
39 | #include <linux/slab.h> | |
40 | ||
41 | #include <linux/mm.h> | |
42 | #include <linux/pci.h> | |
43 | #include <linux/signal.h> | |
44 | #include <asm/io.h> | |
45 | #include <asm/pgtable.h> | |
46 | #include <asm/page.h> | |
47 | #include <linux/sched.h> | |
1da177e4 LT |
48 | #include <linux/types.h> |
49 | ||
50 | #include <linux/videodev.h> | |
51 | #include <asm/uaccess.h> | |
52 | ||
53 | MODULE_DESCRIPTION("Philips SAA7114H video decoder driver"); | |
54 | MODULE_AUTHOR("Maxim Yevtyushkin"); | |
55 | MODULE_LICENSE("GPL"); | |
56 | ||
57 | #include <linux/i2c.h> | |
1da177e4 LT |
58 | |
59 | #define I2C_NAME(x) (x)->name | |
60 | ||
61 | #include <linux/video_decoder.h> | |
62 | ||
63 | static int debug = 0; | |
64 | module_param(debug, int, 0); | |
65 | MODULE_PARM_DESC(debug, "Debug level (0-1)"); | |
66 | ||
67 | #define dprintk(num, format, args...) \ | |
68 | do { \ | |
69 | if (debug >= num) \ | |
70 | printk(format, ##args); \ | |
71 | } while (0) | |
72 | ||
73 | /* ----------------------------------------------------------------------- */ | |
74 | ||
75 | struct saa7114 { | |
76 | unsigned char reg[0xf0 * 2]; | |
77 | ||
78 | int norm; | |
79 | int input; | |
80 | int enable; | |
81 | int bright; | |
82 | int contrast; | |
83 | int hue; | |
84 | int sat; | |
85 | int playback; | |
86 | }; | |
87 | ||
88 | #define I2C_SAA7114 0x42 | |
89 | #define I2C_SAA7114A 0x40 | |
90 | ||
91 | #define I2C_DELAY 10 | |
92 | ||
93 | ||
94 | //#define SAA_7114_NTSC_HSYNC_START (-3) | |
95 | //#define SAA_7114_NTSC_HSYNC_STOP (-18) | |
96 | ||
97 | #define SAA_7114_NTSC_HSYNC_START (-17) | |
98 | #define SAA_7114_NTSC_HSYNC_STOP (-32) | |
99 | ||
100 | //#define SAA_7114_NTSC_HOFFSET (5) | |
101 | #define SAA_7114_NTSC_HOFFSET (6) | |
102 | #define SAA_7114_NTSC_VOFFSET (10) | |
103 | #define SAA_7114_NTSC_WIDTH (720) | |
104 | #define SAA_7114_NTSC_HEIGHT (250) | |
105 | ||
106 | #define SAA_7114_SECAM_HSYNC_START (-17) | |
107 | #define SAA_7114_SECAM_HSYNC_STOP (-32) | |
108 | ||
109 | #define SAA_7114_SECAM_HOFFSET (2) | |
110 | #define SAA_7114_SECAM_VOFFSET (10) | |
111 | #define SAA_7114_SECAM_WIDTH (720) | |
112 | #define SAA_7114_SECAM_HEIGHT (300) | |
113 | ||
114 | #define SAA_7114_PAL_HSYNC_START (-17) | |
115 | #define SAA_7114_PAL_HSYNC_STOP (-32) | |
116 | ||
117 | #define SAA_7114_PAL_HOFFSET (2) | |
118 | #define SAA_7114_PAL_VOFFSET (10) | |
119 | #define SAA_7114_PAL_WIDTH (720) | |
120 | #define SAA_7114_PAL_HEIGHT (300) | |
121 | ||
122 | ||
123 | ||
124 | #define SAA_7114_VERTICAL_CHROMA_OFFSET 0 //0x50504040 | |
125 | #define SAA_7114_VERTICAL_LUMA_OFFSET 0 | |
126 | ||
127 | #define REG_ADDR(x) (((x) << 1) + 1) | |
128 | #define LOBYTE(x) ((unsigned char)((x) & 0xff)) | |
129 | #define HIBYTE(x) ((unsigned char)(((x) >> 8) & 0xff)) | |
130 | #define LOWORD(x) ((unsigned short int)((x) & 0xffff)) | |
131 | #define HIWORD(x) ((unsigned short int)(((x) >> 16) & 0xffff)) | |
132 | ||
133 | ||
134 | /* ----------------------------------------------------------------------- */ | |
135 | ||
136 | static inline int | |
137 | saa7114_write (struct i2c_client *client, | |
138 | u8 reg, | |
139 | u8 value) | |
140 | { | |
1da177e4 LT |
141 | return i2c_smbus_write_byte_data(client, reg, value); |
142 | } | |
143 | ||
144 | static int | |
145 | saa7114_write_block (struct i2c_client *client, | |
146 | const u8 *data, | |
147 | unsigned int len) | |
148 | { | |
149 | int ret = -1; | |
150 | u8 reg; | |
151 | ||
152 | /* the saa7114 has an autoincrement function, use it if | |
153 | * the adapter understands raw I2C */ | |
154 | if (i2c_check_functionality(client->adapter, I2C_FUNC_I2C)) { | |
155 | /* do raw I2C, not smbus compatible */ | |
1da177e4 | 156 | u8 block_data[32]; |
9aa45e34 | 157 | int block_len; |
1da177e4 | 158 | |
1da177e4 | 159 | while (len >= 2) { |
9aa45e34 JD |
160 | block_len = 0; |
161 | block_data[block_len++] = reg = data[0]; | |
1da177e4 | 162 | do { |
9aa45e34 | 163 | block_data[block_len++] = data[1]; |
62543123 | 164 | reg++; |
1da177e4 LT |
165 | len -= 2; |
166 | data += 2; | |
167 | } while (len >= 2 && data[0] == reg && | |
9aa45e34 JD |
168 | block_len < 32); |
169 | if ((ret = i2c_master_send(client, block_data, | |
170 | block_len)) < 0) | |
1da177e4 LT |
171 | break; |
172 | } | |
173 | } else { | |
174 | /* do some slow I2C emulation kind of thing */ | |
175 | while (len >= 2) { | |
176 | reg = *data++; | |
177 | if ((ret = saa7114_write(client, reg, | |
178 | *data++)) < 0) | |
179 | break; | |
180 | len -= 2; | |
181 | } | |
182 | } | |
183 | ||
184 | return ret; | |
185 | } | |
186 | ||
187 | static inline int | |
188 | saa7114_read (struct i2c_client *client, | |
189 | u8 reg) | |
190 | { | |
191 | return i2c_smbus_read_byte_data(client, reg); | |
192 | } | |
193 | ||
194 | /* ----------------------------------------------------------------------- */ | |
195 | ||
196 | // initially set NTSC, composite | |
197 | ||
198 | ||
199 | static const unsigned char init[] = { | |
200 | 0x00, 0x00, /* 00 - ID byte , chip version, | |
201 | * read only */ | |
202 | 0x01, 0x08, /* 01 - X,X,X,X, IDEL3 to IDEL0 - | |
203 | * horizontal increment delay, | |
204 | * recommended position */ | |
205 | 0x02, 0x00, /* 02 - FUSE=3, GUDL=2, MODE=0 ; | |
206 | * input control */ | |
207 | 0x03, 0x10, /* 03 - HLNRS=0, VBSL=1, WPOFF=0, | |
208 | * HOLDG=0, GAFIX=0, GAI1=256, GAI2=256 */ | |
209 | 0x04, 0x90, /* 04 - GAI1=256 */ | |
210 | 0x05, 0x90, /* 05 - GAI2=256 */ | |
211 | 0x06, SAA_7114_NTSC_HSYNC_START, /* 06 - HSB: hsync start, | |
212 | * depends on the video standard */ | |
213 | 0x07, SAA_7114_NTSC_HSYNC_STOP, /* 07 - HSS: hsync stop, depends | |
214 | *on the video standard */ | |
215 | 0x08, 0xb8, /* 08 - AUFD=1, FSEL=1, EXFIL=0, VTRC=1, | |
216 | * HPLL: free running in playback, locked | |
217 | * in capture, VNOI=0 */ | |
218 | 0x09, 0x80, /* 09 - BYPS=0, PREF=0, BPSS=0, VBLB=0, | |
219 | * UPTCV=0, APER=1; depends from input */ | |
220 | 0x0a, 0x80, /* 0a - BRIG=128 */ | |
221 | 0x0b, 0x44, /* 0b - CONT=1.109 */ | |
222 | 0x0c, 0x40, /* 0c - SATN=1.0 */ | |
223 | 0x0d, 0x00, /* 0d - HUE=0 */ | |
224 | 0x0e, 0x84, /* 0e - CDTO, CSTD2 to 0, DCVF, FCTC, | |
225 | * CCOMB; depends from video standard */ | |
226 | 0x0f, 0x24, /* 0f - ACGC,CGAIN6 to CGAIN0; depends | |
227 | * from video standard */ | |
228 | 0x10, 0x03, /* 10 - OFFU1 to 0, OFFV1 to 0, CHBW, | |
229 | * LCBW2 to 0 */ | |
230 | 0x11, 0x59, /* 11 - COLO, RTP1, HEDL1 to 0, RTP0, | |
231 | * YDEL2 to 0 */ | |
232 | 0x12, 0xc9, /* 12 - RT signal control RTSE13 to 10 | |
233 | * and 03 to 00 */ | |
234 | 0x13, 0x80, /* 13 - RT/X port output control */ | |
235 | 0x14, 0x00, /* 14 - analog, ADC, compatibility control */ | |
236 | 0x15, 0x00, /* 15 - VGATE start FID change */ | |
237 | 0x16, 0xfe, /* 16 - VGATE stop */ | |
238 | 0x17, 0x00, /* 17 - Misc., VGATE MSBs */ | |
239 | 0x18, 0x40, /* RAWG */ | |
240 | 0x19, 0x80, /* RAWO */ | |
241 | 0x1a, 0x00, | |
242 | 0x1b, 0x00, | |
243 | 0x1c, 0x00, | |
244 | 0x1d, 0x00, | |
245 | 0x1e, 0x00, | |
246 | 0x1f, 0x00, /* status byte, read only */ | |
247 | 0x20, 0x00, /* video decoder reserved part */ | |
248 | 0x21, 0x00, | |
249 | 0x22, 0x00, | |
250 | 0x23, 0x00, | |
251 | 0x24, 0x00, | |
252 | 0x25, 0x00, | |
253 | 0x26, 0x00, | |
254 | 0x27, 0x00, | |
255 | 0x28, 0x00, | |
256 | 0x29, 0x00, | |
257 | 0x2a, 0x00, | |
258 | 0x2b, 0x00, | |
259 | 0x2c, 0x00, | |
260 | 0x2d, 0x00, | |
261 | 0x2e, 0x00, | |
262 | 0x2f, 0x00, | |
263 | 0x30, 0xbc, /* audio clock generator */ | |
264 | 0x31, 0xdf, | |
265 | 0x32, 0x02, | |
266 | 0x33, 0x00, | |
267 | 0x34, 0xcd, | |
268 | 0x35, 0xcc, | |
269 | 0x36, 0x3a, | |
270 | 0x37, 0x00, | |
271 | 0x38, 0x03, | |
272 | 0x39, 0x10, | |
273 | 0x3a, 0x00, | |
274 | 0x3b, 0x00, | |
275 | 0x3c, 0x00, | |
276 | 0x3d, 0x00, | |
277 | 0x3e, 0x00, | |
278 | 0x3f, 0x00, | |
279 | 0x40, 0x00, /* VBI data slicer */ | |
280 | 0x41, 0xff, | |
281 | 0x42, 0xff, | |
282 | 0x43, 0xff, | |
283 | 0x44, 0xff, | |
284 | 0x45, 0xff, | |
285 | 0x46, 0xff, | |
286 | 0x47, 0xff, | |
287 | 0x48, 0xff, | |
288 | 0x49, 0xff, | |
289 | 0x4a, 0xff, | |
290 | 0x4b, 0xff, | |
291 | 0x4c, 0xff, | |
292 | 0x4d, 0xff, | |
293 | 0x4e, 0xff, | |
294 | 0x4f, 0xff, | |
295 | 0x50, 0xff, | |
296 | 0x51, 0xff, | |
297 | 0x52, 0xff, | |
298 | 0x53, 0xff, | |
299 | 0x54, 0xff, | |
300 | 0x55, 0xff, | |
301 | 0x56, 0xff, | |
302 | 0x57, 0xff, | |
d56410e0 | 303 | 0x58, 0x40, // framing code |
1da177e4 LT |
304 | 0x59, 0x47, // horizontal offset |
305 | 0x5a, 0x06, // vertical offset | |
306 | 0x5b, 0x83, // field offset | |
307 | 0x5c, 0x00, // reserved | |
308 | 0x5d, 0x3e, // header and data | |
309 | 0x5e, 0x00, // sliced data | |
310 | 0x5f, 0x00, // reserved | |
311 | 0x60, 0x00, /* video decoder reserved part */ | |
312 | 0x61, 0x00, | |
313 | 0x62, 0x00, | |
314 | 0x63, 0x00, | |
315 | 0x64, 0x00, | |
316 | 0x65, 0x00, | |
317 | 0x66, 0x00, | |
318 | 0x67, 0x00, | |
319 | 0x68, 0x00, | |
320 | 0x69, 0x00, | |
321 | 0x6a, 0x00, | |
322 | 0x6b, 0x00, | |
323 | 0x6c, 0x00, | |
324 | 0x6d, 0x00, | |
325 | 0x6e, 0x00, | |
326 | 0x6f, 0x00, | |
327 | 0x70, 0x00, /* video decoder reserved part */ | |
328 | 0x71, 0x00, | |
329 | 0x72, 0x00, | |
330 | 0x73, 0x00, | |
331 | 0x74, 0x00, | |
332 | 0x75, 0x00, | |
333 | 0x76, 0x00, | |
334 | 0x77, 0x00, | |
335 | 0x78, 0x00, | |
336 | 0x79, 0x00, | |
337 | 0x7a, 0x00, | |
338 | 0x7b, 0x00, | |
339 | 0x7c, 0x00, | |
340 | 0x7d, 0x00, | |
341 | 0x7e, 0x00, | |
342 | 0x7f, 0x00, | |
343 | 0x80, 0x00, /* X-port, I-port and scaler */ | |
344 | 0x81, 0x00, | |
345 | 0x82, 0x00, | |
346 | 0x83, 0x00, | |
347 | 0x84, 0xc5, | |
d56410e0 | 348 | 0x85, 0x0d, // hsync and vsync ? |
1da177e4 LT |
349 | 0x86, 0x40, |
350 | 0x87, 0x01, | |
351 | 0x88, 0x00, | |
352 | 0x89, 0x00, | |
353 | 0x8a, 0x00, | |
354 | 0x8b, 0x00, | |
355 | 0x8c, 0x00, | |
356 | 0x8d, 0x00, | |
357 | 0x8e, 0x00, | |
358 | 0x8f, 0x00, | |
359 | 0x90, 0x03, /* Task A definition */ | |
360 | 0x91, 0x08, | |
361 | 0x92, 0x00, | |
362 | 0x93, 0x40, | |
363 | 0x94, 0x00, // window settings | |
364 | 0x95, 0x00, | |
365 | 0x96, 0x00, | |
366 | 0x97, 0x00, | |
367 | 0x98, 0x00, | |
368 | 0x99, 0x00, | |
369 | 0x9a, 0x00, | |
370 | 0x9b, 0x00, | |
371 | 0x9c, 0x00, | |
372 | 0x9d, 0x00, | |
373 | 0x9e, 0x00, | |
374 | 0x9f, 0x00, | |
375 | 0xa0, 0x01, /* horizontal integer prescaling ratio */ | |
376 | 0xa1, 0x00, /* horizontal prescaler accumulation | |
377 | * sequence length */ | |
378 | 0xa2, 0x00, /* UV FIR filter, Y FIR filter, prescaler | |
379 | * DC gain */ | |
380 | 0xa3, 0x00, | |
381 | 0xa4, 0x80, // luminance brightness | |
382 | 0xa5, 0x40, // luminance gain | |
383 | 0xa6, 0x40, // chrominance saturation | |
384 | 0xa7, 0x00, | |
385 | 0xa8, 0x00, // horizontal luminance scaling increment | |
386 | 0xa9, 0x04, | |
387 | 0xaa, 0x00, // horizontal luminance phase offset | |
388 | 0xab, 0x00, | |
389 | 0xac, 0x00, // horizontal chrominance scaling increment | |
390 | 0xad, 0x02, | |
391 | 0xae, 0x00, // horizontal chrominance phase offset | |
392 | 0xaf, 0x00, | |
393 | 0xb0, 0x00, // vertical luminance scaling increment | |
394 | 0xb1, 0x04, | |
395 | 0xb2, 0x00, // vertical chrominance scaling increment | |
396 | 0xb3, 0x04, | |
397 | 0xb4, 0x00, | |
398 | 0xb5, 0x00, | |
399 | 0xb6, 0x00, | |
400 | 0xb7, 0x00, | |
401 | 0xb8, 0x00, | |
402 | 0xb9, 0x00, | |
403 | 0xba, 0x00, | |
404 | 0xbb, 0x00, | |
405 | 0xbc, 0x00, | |
406 | 0xbd, 0x00, | |
407 | 0xbe, 0x00, | |
408 | 0xbf, 0x00, | |
409 | 0xc0, 0x02, // Task B definition | |
410 | 0xc1, 0x08, | |
411 | 0xc2, 0x00, | |
412 | 0xc3, 0x40, | |
413 | 0xc4, 0x00, // window settings | |
414 | 0xc5, 0x00, | |
415 | 0xc6, 0x00, | |
416 | 0xc7, 0x00, | |
417 | 0xc8, 0x00, | |
418 | 0xc9, 0x00, | |
419 | 0xca, 0x00, | |
420 | 0xcb, 0x00, | |
421 | 0xcc, 0x00, | |
422 | 0xcd, 0x00, | |
423 | 0xce, 0x00, | |
424 | 0xcf, 0x00, | |
425 | 0xd0, 0x01, // horizontal integer prescaling ratio | |
426 | 0xd1, 0x00, // horizontal prescaler accumulation sequence length | |
427 | 0xd2, 0x00, // UV FIR filter, Y FIR filter, prescaler DC gain | |
428 | 0xd3, 0x00, | |
429 | 0xd4, 0x80, // luminance brightness | |
430 | 0xd5, 0x40, // luminance gain | |
431 | 0xd6, 0x40, // chrominance saturation | |
432 | 0xd7, 0x00, | |
433 | 0xd8, 0x00, // horizontal luminance scaling increment | |
434 | 0xd9, 0x04, | |
435 | 0xda, 0x00, // horizontal luminance phase offset | |
436 | 0xdb, 0x00, | |
d56410e0 | 437 | 0xdc, 0x00, // horizontal chrominance scaling increment |
1da177e4 LT |
438 | 0xdd, 0x02, |
439 | 0xde, 0x00, // horizontal chrominance phase offset | |
440 | 0xdf, 0x00, | |
441 | 0xe0, 0x00, // vertical luminance scaling increment | |
442 | 0xe1, 0x04, | |
443 | 0xe2, 0x00, // vertical chrominance scaling increment | |
444 | 0xe3, 0x04, | |
445 | 0xe4, 0x00, | |
446 | 0xe5, 0x00, | |
447 | 0xe6, 0x00, | |
448 | 0xe7, 0x00, | |
449 | 0xe8, 0x00, | |
450 | 0xe9, 0x00, | |
451 | 0xea, 0x00, | |
452 | 0xeb, 0x00, | |
453 | 0xec, 0x00, | |
454 | 0xed, 0x00, | |
455 | 0xee, 0x00, | |
456 | 0xef, 0x00 | |
457 | }; | |
458 | ||
459 | static int | |
460 | saa7114_command (struct i2c_client *client, | |
461 | unsigned int cmd, | |
462 | void *arg) | |
463 | { | |
464 | struct saa7114 *decoder = i2c_get_clientdata(client); | |
465 | ||
466 | switch (cmd) { | |
467 | ||
468 | case 0: | |
469 | //dprintk(1, KERN_INFO "%s: writing init\n", I2C_NAME(client)); | |
470 | //saa7114_write_block(client, init, sizeof(init)); | |
471 | break; | |
472 | ||
473 | case DECODER_DUMP: | |
474 | { | |
475 | int i; | |
476 | ||
477 | dprintk(1, KERN_INFO "%s: decoder dump\n", I2C_NAME(client)); | |
478 | ||
479 | for (i = 0; i < 32; i += 16) { | |
480 | int j; | |
481 | ||
482 | printk(KERN_DEBUG "%s: %03x", I2C_NAME(client), i); | |
483 | for (j = 0; j < 16; ++j) { | |
484 | printk(" %02x", | |
485 | saa7114_read(client, i + j)); | |
486 | } | |
487 | printk("\n"); | |
488 | } | |
489 | } | |
490 | break; | |
491 | ||
492 | case DECODER_GET_CAPABILITIES: | |
493 | { | |
494 | struct video_decoder_capability *cap = arg; | |
495 | ||
496 | dprintk(1, KERN_DEBUG "%s: decoder get capabilities\n", | |
497 | I2C_NAME(client)); | |
498 | ||
499 | cap->flags = VIDEO_DECODER_PAL | | |
500 | VIDEO_DECODER_NTSC | | |
501 | VIDEO_DECODER_AUTO | | |
502 | VIDEO_DECODER_CCIR; | |
503 | cap->inputs = 8; | |
504 | cap->outputs = 1; | |
505 | } | |
506 | break; | |
507 | ||
508 | case DECODER_GET_STATUS: | |
509 | { | |
510 | int *iarg = arg; | |
511 | int status; | |
512 | int res; | |
513 | ||
514 | status = saa7114_read(client, 0x1f); | |
515 | ||
516 | dprintk(1, KERN_DEBUG "%s status: 0x%02x\n", I2C_NAME(client), | |
517 | status); | |
518 | res = 0; | |
519 | if ((status & (1 << 6)) == 0) { | |
520 | res |= DECODER_STATUS_GOOD; | |
521 | } | |
522 | switch (decoder->norm) { | |
523 | case VIDEO_MODE_NTSC: | |
524 | res |= DECODER_STATUS_NTSC; | |
525 | break; | |
526 | case VIDEO_MODE_PAL: | |
527 | res |= DECODER_STATUS_PAL; | |
528 | break; | |
529 | case VIDEO_MODE_SECAM: | |
530 | res |= DECODER_STATUS_SECAM; | |
531 | break; | |
532 | default: | |
533 | case VIDEO_MODE_AUTO: | |
534 | if ((status & (1 << 5)) != 0) { | |
535 | res |= DECODER_STATUS_NTSC; | |
536 | } else { | |
537 | res |= DECODER_STATUS_PAL; | |
538 | } | |
539 | break; | |
540 | } | |
541 | if ((status & (1 << 0)) != 0) { | |
542 | res |= DECODER_STATUS_COLOR; | |
543 | } | |
544 | *iarg = res; | |
545 | } | |
546 | break; | |
547 | ||
548 | case DECODER_SET_NORM: | |
549 | { | |
550 | int *iarg = arg; | |
551 | ||
552 | short int hoff = 0, voff = 0, w = 0, h = 0; | |
553 | ||
554 | dprintk(1, KERN_DEBUG "%s: decoder set norm ", | |
555 | I2C_NAME(client)); | |
556 | switch (*iarg) { | |
557 | ||
558 | case VIDEO_MODE_NTSC: | |
559 | dprintk(1, "NTSC\n"); | |
560 | decoder->reg[REG_ADDR(0x06)] = | |
561 | SAA_7114_NTSC_HSYNC_START; | |
562 | decoder->reg[REG_ADDR(0x07)] = | |
563 | SAA_7114_NTSC_HSYNC_STOP; | |
564 | ||
565 | decoder->reg[REG_ADDR(0x08)] = decoder->playback ? 0x7c : 0xb8; // PLL free when playback, PLL close when capture | |
566 | ||
567 | decoder->reg[REG_ADDR(0x0e)] = 0x85; | |
568 | decoder->reg[REG_ADDR(0x0f)] = 0x24; | |
569 | ||
570 | hoff = SAA_7114_NTSC_HOFFSET; | |
571 | voff = SAA_7114_NTSC_VOFFSET; | |
572 | w = SAA_7114_NTSC_WIDTH; | |
573 | h = SAA_7114_NTSC_HEIGHT; | |
574 | ||
575 | break; | |
576 | ||
577 | case VIDEO_MODE_PAL: | |
578 | dprintk(1, "PAL\n"); | |
579 | decoder->reg[REG_ADDR(0x06)] = | |
580 | SAA_7114_PAL_HSYNC_START; | |
581 | decoder->reg[REG_ADDR(0x07)] = | |
582 | SAA_7114_PAL_HSYNC_STOP; | |
583 | ||
584 | decoder->reg[REG_ADDR(0x08)] = decoder->playback ? 0x7c : 0xb8; // PLL free when playback, PLL close when capture | |
585 | ||
586 | decoder->reg[REG_ADDR(0x0e)] = 0x81; | |
587 | decoder->reg[REG_ADDR(0x0f)] = 0x24; | |
588 | ||
589 | hoff = SAA_7114_PAL_HOFFSET; | |
590 | voff = SAA_7114_PAL_VOFFSET; | |
591 | w = SAA_7114_PAL_WIDTH; | |
592 | h = SAA_7114_PAL_HEIGHT; | |
593 | ||
594 | break; | |
595 | ||
596 | default: | |
597 | dprintk(1, " Unknown video mode!!!\n"); | |
598 | return -EINVAL; | |
599 | ||
600 | } | |
601 | ||
602 | ||
603 | decoder->reg[REG_ADDR(0x94)] = LOBYTE(hoff); // hoffset low | |
604 | decoder->reg[REG_ADDR(0x95)] = HIBYTE(hoff) & 0x0f; // hoffset high | |
605 | decoder->reg[REG_ADDR(0x96)] = LOBYTE(w); // width low | |
606 | decoder->reg[REG_ADDR(0x97)] = HIBYTE(w) & 0x0f; // width high | |
607 | decoder->reg[REG_ADDR(0x98)] = LOBYTE(voff); // voffset low | |
608 | decoder->reg[REG_ADDR(0x99)] = HIBYTE(voff) & 0x0f; // voffset high | |
609 | decoder->reg[REG_ADDR(0x9a)] = LOBYTE(h + 2); // height low | |
610 | decoder->reg[REG_ADDR(0x9b)] = HIBYTE(h + 2) & 0x0f; // height high | |
611 | decoder->reg[REG_ADDR(0x9c)] = LOBYTE(w); // out width low | |
612 | decoder->reg[REG_ADDR(0x9d)] = HIBYTE(w) & 0x0f; // out width high | |
613 | decoder->reg[REG_ADDR(0x9e)] = LOBYTE(h); // out height low | |
614 | decoder->reg[REG_ADDR(0x9f)] = HIBYTE(h) & 0x0f; // out height high | |
615 | ||
616 | decoder->reg[REG_ADDR(0xc4)] = LOBYTE(hoff); // hoffset low | |
617 | decoder->reg[REG_ADDR(0xc5)] = HIBYTE(hoff) & 0x0f; // hoffset high | |
618 | decoder->reg[REG_ADDR(0xc6)] = LOBYTE(w); // width low | |
619 | decoder->reg[REG_ADDR(0xc7)] = HIBYTE(w) & 0x0f; // width high | |
620 | decoder->reg[REG_ADDR(0xc8)] = LOBYTE(voff); // voffset low | |
621 | decoder->reg[REG_ADDR(0xc9)] = HIBYTE(voff) & 0x0f; // voffset high | |
622 | decoder->reg[REG_ADDR(0xca)] = LOBYTE(h + 2); // height low | |
623 | decoder->reg[REG_ADDR(0xcb)] = HIBYTE(h + 2) & 0x0f; // height high | |
624 | decoder->reg[REG_ADDR(0xcc)] = LOBYTE(w); // out width low | |
625 | decoder->reg[REG_ADDR(0xcd)] = HIBYTE(w) & 0x0f; // out width high | |
626 | decoder->reg[REG_ADDR(0xce)] = LOBYTE(h); // out height low | |
627 | decoder->reg[REG_ADDR(0xcf)] = HIBYTE(h) & 0x0f; // out height high | |
628 | ||
629 | ||
630 | saa7114_write(client, 0x80, 0x06); // i-port and scaler back end clock selection, task A&B off | |
631 | saa7114_write(client, 0x88, 0xd8); // sw reset scaler | |
632 | saa7114_write(client, 0x88, 0xf8); // sw reset scaler release | |
633 | ||
634 | saa7114_write_block(client, decoder->reg + (0x06 << 1), | |
635 | 3 << 1); | |
636 | saa7114_write_block(client, decoder->reg + (0x0e << 1), | |
637 | 2 << 1); | |
638 | saa7114_write_block(client, decoder->reg + (0x5a << 1), | |
639 | 2 << 1); | |
640 | ||
641 | saa7114_write_block(client, decoder->reg + (0x94 << 1), | |
642 | (0x9f + 1 - 0x94) << 1); | |
643 | saa7114_write_block(client, decoder->reg + (0xc4 << 1), | |
644 | (0xcf + 1 - 0xc4) << 1); | |
645 | ||
646 | saa7114_write(client, 0x88, 0xd8); // sw reset scaler | |
647 | saa7114_write(client, 0x88, 0xf8); // sw reset scaler release | |
648 | saa7114_write(client, 0x80, 0x36); // i-port and scaler back end clock selection | |
649 | ||
650 | decoder->norm = *iarg; | |
651 | } | |
652 | break; | |
653 | ||
654 | case DECODER_SET_INPUT: | |
655 | { | |
656 | int *iarg = arg; | |
657 | ||
658 | dprintk(1, KERN_DEBUG "%s: decoder set input (%d)\n", | |
659 | I2C_NAME(client), *iarg); | |
660 | if (*iarg < 0 || *iarg > 7) { | |
661 | return -EINVAL; | |
662 | } | |
663 | ||
664 | if (decoder->input != *iarg) { | |
665 | dprintk(1, KERN_DEBUG "%s: now setting %s input\n", | |
666 | I2C_NAME(client), | |
667 | *iarg >= 6 ? "S-Video" : "Composite"); | |
668 | decoder->input = *iarg; | |
669 | ||
670 | /* select mode */ | |
671 | decoder->reg[REG_ADDR(0x02)] = | |
672 | (decoder-> | |
673 | reg[REG_ADDR(0x02)] & 0xf0) | (decoder-> | |
674 | input < | |
675 | 6 ? 0x0 : 0x9); | |
676 | saa7114_write(client, 0x02, | |
677 | decoder->reg[REG_ADDR(0x02)]); | |
678 | ||
679 | /* bypass chrominance trap for modes 6..9 */ | |
680 | decoder->reg[REG_ADDR(0x09)] = | |
681 | (decoder-> | |
682 | reg[REG_ADDR(0x09)] & 0x7f) | (decoder-> | |
683 | input < | |
684 | 6 ? 0x0 : | |
685 | 0x80); | |
686 | saa7114_write(client, 0x09, | |
687 | decoder->reg[REG_ADDR(0x09)]); | |
688 | ||
689 | decoder->reg[REG_ADDR(0x0e)] = | |
690 | decoder->input < | |
691 | 6 ? decoder-> | |
692 | reg[REG_ADDR(0x0e)] | 1 : decoder-> | |
693 | reg[REG_ADDR(0x0e)] & ~1; | |
694 | saa7114_write(client, 0x0e, | |
695 | decoder->reg[REG_ADDR(0x0e)]); | |
696 | } | |
697 | } | |
698 | break; | |
699 | ||
700 | case DECODER_SET_OUTPUT: | |
701 | { | |
702 | int *iarg = arg; | |
703 | ||
704 | dprintk(1, KERN_DEBUG "%s: decoder set output\n", | |
705 | I2C_NAME(client)); | |
706 | ||
707 | /* not much choice of outputs */ | |
708 | if (*iarg != 0) { | |
709 | return -EINVAL; | |
710 | } | |
711 | } | |
712 | break; | |
713 | ||
714 | case DECODER_ENABLE_OUTPUT: | |
715 | { | |
716 | int *iarg = arg; | |
717 | int enable = (*iarg != 0); | |
718 | ||
719 | dprintk(1, KERN_DEBUG "%s: decoder %s output\n", | |
720 | I2C_NAME(client), enable ? "enable" : "disable"); | |
721 | ||
722 | decoder->playback = !enable; | |
723 | ||
724 | if (decoder->enable != enable) { | |
725 | decoder->enable = enable; | |
726 | ||
727 | /* RJ: If output should be disabled (for | |
728 | * playing videos), we also need a open PLL. | |
729 | * The input is set to 0 (where no input | |
730 | * source is connected), although this | |
731 | * is not necessary. | |
732 | * | |
733 | * If output should be enabled, we have to | |
734 | * reverse the above. | |
735 | */ | |
736 | ||
737 | if (decoder->enable) { | |
738 | decoder->reg[REG_ADDR(0x08)] = 0xb8; | |
739 | decoder->reg[REG_ADDR(0x12)] = 0xc9; | |
740 | decoder->reg[REG_ADDR(0x13)] = 0x80; | |
741 | decoder->reg[REG_ADDR(0x87)] = 0x01; | |
742 | } else { | |
743 | decoder->reg[REG_ADDR(0x08)] = 0x7c; | |
744 | decoder->reg[REG_ADDR(0x12)] = 0x00; | |
745 | decoder->reg[REG_ADDR(0x13)] = 0x00; | |
746 | decoder->reg[REG_ADDR(0x87)] = 0x00; | |
747 | } | |
748 | ||
749 | saa7114_write_block(client, | |
750 | decoder->reg + (0x12 << 1), | |
751 | 2 << 1); | |
752 | saa7114_write(client, 0x08, | |
753 | decoder->reg[REG_ADDR(0x08)]); | |
754 | saa7114_write(client, 0x87, | |
755 | decoder->reg[REG_ADDR(0x87)]); | |
756 | saa7114_write(client, 0x88, 0xd8); // sw reset scaler | |
d56410e0 | 757 | saa7114_write(client, 0x88, 0xf8); // sw reset scaler release |
1da177e4 LT |
758 | saa7114_write(client, 0x80, 0x36); |
759 | ||
760 | } | |
761 | } | |
762 | break; | |
763 | ||
764 | case DECODER_SET_PICTURE: | |
765 | { | |
766 | struct video_picture *pic = arg; | |
767 | ||
768 | dprintk(1, | |
769 | KERN_DEBUG | |
770 | "%s: decoder set picture bright=%d contrast=%d saturation=%d hue=%d\n", | |
771 | I2C_NAME(client), pic->brightness, pic->contrast, | |
772 | pic->colour, pic->hue); | |
773 | ||
774 | if (decoder->bright != pic->brightness) { | |
775 | /* We want 0 to 255 we get 0-65535 */ | |
776 | decoder->bright = pic->brightness; | |
777 | saa7114_write(client, 0x0a, decoder->bright >> 8); | |
778 | } | |
779 | if (decoder->contrast != pic->contrast) { | |
780 | /* We want 0 to 127 we get 0-65535 */ | |
781 | decoder->contrast = pic->contrast; | |
782 | saa7114_write(client, 0x0b, | |
783 | decoder->contrast >> 9); | |
784 | } | |
785 | if (decoder->sat != pic->colour) { | |
786 | /* We want 0 to 127 we get 0-65535 */ | |
787 | decoder->sat = pic->colour; | |
788 | saa7114_write(client, 0x0c, decoder->sat >> 9); | |
789 | } | |
790 | if (decoder->hue != pic->hue) { | |
791 | /* We want -128 to 127 we get 0-65535 */ | |
792 | decoder->hue = pic->hue; | |
793 | saa7114_write(client, 0x0d, | |
794 | (decoder->hue - 32768) >> 8); | |
795 | } | |
796 | } | |
797 | break; | |
798 | ||
799 | default: | |
800 | return -EINVAL; | |
801 | } | |
802 | ||
803 | return 0; | |
804 | } | |
805 | ||
806 | /* ----------------------------------------------------------------------- */ | |
807 | ||
808 | /* | |
809 | * Generic i2c probe | |
810 | * concerning the addresses: i2c wants 7 bit (without the r/w bit), so '>>1' | |
811 | */ | |
812 | static unsigned short normal_i2c[] = | |
813 | { I2C_SAA7114 >> 1, I2C_SAA7114A >> 1, I2C_CLIENT_END }; | |
1da177e4 | 814 | |
68cc9d0b | 815 | static unsigned short ignore = I2C_CLIENT_END; |
d56410e0 | 816 | |
1da177e4 LT |
817 | static struct i2c_client_address_data addr_data = { |
818 | .normal_i2c = normal_i2c, | |
68cc9d0b JD |
819 | .probe = &ignore, |
820 | .ignore = &ignore, | |
1da177e4 LT |
821 | }; |
822 | ||
823 | static struct i2c_driver i2c_driver_saa7114; | |
824 | ||
825 | static int | |
826 | saa7114_detect_client (struct i2c_adapter *adapter, | |
827 | int address, | |
828 | int kind) | |
829 | { | |
830 | int i, err[30]; | |
831 | short int hoff = SAA_7114_NTSC_HOFFSET; | |
832 | short int voff = SAA_7114_NTSC_VOFFSET; | |
833 | short int w = SAA_7114_NTSC_WIDTH; | |
834 | short int h = SAA_7114_NTSC_HEIGHT; | |
835 | struct i2c_client *client; | |
836 | struct saa7114 *decoder; | |
837 | ||
838 | dprintk(1, | |
839 | KERN_INFO | |
840 | "saa7114.c: detecting saa7114 client on address 0x%x\n", | |
841 | address << 1); | |
842 | ||
843 | /* Check if the adapter supports the needed features */ | |
844 | if (!i2c_check_functionality(adapter, I2C_FUNC_SMBUS_BYTE_DATA)) | |
845 | return 0; | |
846 | ||
7408187d | 847 | client = kzalloc(sizeof(struct i2c_client), GFP_KERNEL); |
1da177e4 LT |
848 | if (client == 0) |
849 | return -ENOMEM; | |
1da177e4 LT |
850 | client->addr = address; |
851 | client->adapter = adapter; | |
852 | client->driver = &i2c_driver_saa7114; | |
1da177e4 LT |
853 | strlcpy(I2C_NAME(client), "saa7114", sizeof(I2C_NAME(client))); |
854 | ||
7408187d | 855 | decoder = kzalloc(sizeof(struct saa7114), GFP_KERNEL); |
1da177e4 LT |
856 | if (decoder == NULL) { |
857 | kfree(client); | |
858 | return -ENOMEM; | |
859 | } | |
1da177e4 LT |
860 | decoder->norm = VIDEO_MODE_NTSC; |
861 | decoder->input = -1; | |
862 | decoder->enable = 1; | |
863 | decoder->bright = 32768; | |
864 | decoder->contrast = 32768; | |
865 | decoder->hue = 32768; | |
866 | decoder->sat = 32768; | |
867 | decoder->playback = 0; // initially capture mode useda | |
868 | i2c_set_clientdata(client, decoder); | |
869 | ||
870 | memcpy(decoder->reg, init, sizeof(init)); | |
871 | ||
872 | decoder->reg[REG_ADDR(0x94)] = LOBYTE(hoff); // hoffset low | |
873 | decoder->reg[REG_ADDR(0x95)] = HIBYTE(hoff) & 0x0f; // hoffset high | |
874 | decoder->reg[REG_ADDR(0x96)] = LOBYTE(w); // width low | |
875 | decoder->reg[REG_ADDR(0x97)] = HIBYTE(w) & 0x0f; // width high | |
876 | decoder->reg[REG_ADDR(0x98)] = LOBYTE(voff); // voffset low | |
877 | decoder->reg[REG_ADDR(0x99)] = HIBYTE(voff) & 0x0f; // voffset high | |
878 | decoder->reg[REG_ADDR(0x9a)] = LOBYTE(h + 2); // height low | |
879 | decoder->reg[REG_ADDR(0x9b)] = HIBYTE(h + 2) & 0x0f; // height high | |
880 | decoder->reg[REG_ADDR(0x9c)] = LOBYTE(w); // out width low | |
881 | decoder->reg[REG_ADDR(0x9d)] = HIBYTE(w) & 0x0f; // out width high | |
882 | decoder->reg[REG_ADDR(0x9e)] = LOBYTE(h); // out height low | |
883 | decoder->reg[REG_ADDR(0x9f)] = HIBYTE(h) & 0x0f; // out height high | |
884 | ||
885 | decoder->reg[REG_ADDR(0xc4)] = LOBYTE(hoff); // hoffset low | |
886 | decoder->reg[REG_ADDR(0xc5)] = HIBYTE(hoff) & 0x0f; // hoffset high | |
887 | decoder->reg[REG_ADDR(0xc6)] = LOBYTE(w); // width low | |
888 | decoder->reg[REG_ADDR(0xc7)] = HIBYTE(w) & 0x0f; // width high | |
889 | decoder->reg[REG_ADDR(0xc8)] = LOBYTE(voff); // voffset low | |
890 | decoder->reg[REG_ADDR(0xc9)] = HIBYTE(voff) & 0x0f; // voffset high | |
891 | decoder->reg[REG_ADDR(0xca)] = LOBYTE(h + 2); // height low | |
892 | decoder->reg[REG_ADDR(0xcb)] = HIBYTE(h + 2) & 0x0f; // height high | |
893 | decoder->reg[REG_ADDR(0xcc)] = LOBYTE(w); // out width low | |
894 | decoder->reg[REG_ADDR(0xcd)] = HIBYTE(w) & 0x0f; // out width high | |
895 | decoder->reg[REG_ADDR(0xce)] = LOBYTE(h); // out height low | |
896 | decoder->reg[REG_ADDR(0xcf)] = HIBYTE(h) & 0x0f; // out height high | |
897 | ||
898 | decoder->reg[REG_ADDR(0xb8)] = | |
899 | LOBYTE(LOWORD(SAA_7114_VERTICAL_CHROMA_OFFSET)); | |
900 | decoder->reg[REG_ADDR(0xb9)] = | |
901 | HIBYTE(LOWORD(SAA_7114_VERTICAL_CHROMA_OFFSET)); | |
902 | decoder->reg[REG_ADDR(0xba)] = | |
903 | LOBYTE(HIWORD(SAA_7114_VERTICAL_CHROMA_OFFSET)); | |
904 | decoder->reg[REG_ADDR(0xbb)] = | |
905 | HIBYTE(HIWORD(SAA_7114_VERTICAL_CHROMA_OFFSET)); | |
906 | ||
907 | decoder->reg[REG_ADDR(0xbc)] = | |
908 | LOBYTE(LOWORD(SAA_7114_VERTICAL_LUMA_OFFSET)); | |
909 | decoder->reg[REG_ADDR(0xbd)] = | |
910 | HIBYTE(LOWORD(SAA_7114_VERTICAL_LUMA_OFFSET)); | |
911 | decoder->reg[REG_ADDR(0xbe)] = | |
912 | LOBYTE(HIWORD(SAA_7114_VERTICAL_LUMA_OFFSET)); | |
913 | decoder->reg[REG_ADDR(0xbf)] = | |
914 | HIBYTE(HIWORD(SAA_7114_VERTICAL_LUMA_OFFSET)); | |
915 | ||
916 | decoder->reg[REG_ADDR(0xe8)] = | |
917 | LOBYTE(LOWORD(SAA_7114_VERTICAL_CHROMA_OFFSET)); | |
918 | decoder->reg[REG_ADDR(0xe9)] = | |
919 | HIBYTE(LOWORD(SAA_7114_VERTICAL_CHROMA_OFFSET)); | |
920 | decoder->reg[REG_ADDR(0xea)] = | |
921 | LOBYTE(HIWORD(SAA_7114_VERTICAL_CHROMA_OFFSET)); | |
922 | decoder->reg[REG_ADDR(0xeb)] = | |
923 | HIBYTE(HIWORD(SAA_7114_VERTICAL_CHROMA_OFFSET)); | |
924 | ||
925 | decoder->reg[REG_ADDR(0xec)] = | |
926 | LOBYTE(LOWORD(SAA_7114_VERTICAL_LUMA_OFFSET)); | |
927 | decoder->reg[REG_ADDR(0xed)] = | |
928 | HIBYTE(LOWORD(SAA_7114_VERTICAL_LUMA_OFFSET)); | |
929 | decoder->reg[REG_ADDR(0xee)] = | |
930 | LOBYTE(HIWORD(SAA_7114_VERTICAL_LUMA_OFFSET)); | |
931 | decoder->reg[REG_ADDR(0xef)] = | |
932 | HIBYTE(HIWORD(SAA_7114_VERTICAL_LUMA_OFFSET)); | |
933 | ||
934 | ||
935 | decoder->reg[REG_ADDR(0x13)] = 0x80; // RTC0 on | |
936 | decoder->reg[REG_ADDR(0x87)] = 0x01; // I-Port | |
937 | decoder->reg[REG_ADDR(0x12)] = 0xc9; // RTS0 | |
938 | ||
939 | decoder->reg[REG_ADDR(0x02)] = 0xc0; // set composite1 input, aveasy | |
940 | decoder->reg[REG_ADDR(0x09)] = 0x00; // chrominance trap | |
941 | decoder->reg[REG_ADDR(0x0e)] |= 1; // combfilter on | |
942 | ||
943 | ||
944 | dprintk(1, KERN_DEBUG "%s_attach: starting decoder init\n", | |
945 | I2C_NAME(client)); | |
946 | ||
947 | err[0] = | |
948 | saa7114_write_block(client, decoder->reg + (0x20 << 1), | |
949 | 0x10 << 1); | |
950 | err[1] = | |
951 | saa7114_write_block(client, decoder->reg + (0x30 << 1), | |
952 | 0x10 << 1); | |
953 | err[2] = | |
954 | saa7114_write_block(client, decoder->reg + (0x63 << 1), | |
955 | (0x7f + 1 - 0x63) << 1); | |
956 | err[3] = | |
957 | saa7114_write_block(client, decoder->reg + (0x89 << 1), | |
958 | 6 << 1); | |
959 | err[4] = | |
960 | saa7114_write_block(client, decoder->reg + (0xb8 << 1), | |
961 | 8 << 1); | |
962 | err[5] = | |
963 | saa7114_write_block(client, decoder->reg + (0xe8 << 1), | |
964 | 8 << 1); | |
965 | ||
966 | ||
967 | for (i = 0; i <= 5; i++) { | |
968 | if (err[i] < 0) { | |
969 | dprintk(1, | |
970 | KERN_ERR | |
971 | "%s_attach: init error %d at stage %d, leaving attach.\n", | |
972 | I2C_NAME(client), i, err[i]); | |
973 | kfree(decoder); | |
974 | kfree(client); | |
975 | return 0; | |
976 | } | |
977 | } | |
978 | ||
979 | for (i = 6; i < 8; i++) { | |
980 | dprintk(1, | |
981 | KERN_DEBUG | |
982 | "%s_attach: reg[0x%02x] = 0x%02x (0x%02x)\n", | |
983 | I2C_NAME(client), i, saa7114_read(client, i), | |
984 | decoder->reg[REG_ADDR(i)]); | |
985 | } | |
986 | ||
987 | dprintk(1, | |
988 | KERN_DEBUG | |
989 | "%s_attach: performing decoder reset sequence\n", | |
990 | I2C_NAME(client)); | |
991 | ||
992 | err[6] = saa7114_write(client, 0x80, 0x06); // i-port and scaler backend clock selection, task A&B off | |
993 | err[7] = saa7114_write(client, 0x88, 0xd8); // sw reset scaler | |
994 | err[8] = saa7114_write(client, 0x88, 0xf8); // sw reset scaler release | |
995 | ||
996 | for (i = 6; i <= 8; i++) { | |
997 | if (err[i] < 0) { | |
998 | dprintk(1, | |
999 | KERN_ERR | |
1000 | "%s_attach: init error %d at stage %d, leaving attach.\n", | |
1001 | I2C_NAME(client), i, err[i]); | |
1002 | kfree(decoder); | |
1003 | kfree(client); | |
1004 | return 0; | |
1005 | } | |
1006 | } | |
1007 | ||
1008 | dprintk(1, KERN_INFO "%s_attach: performing the rest of init\n", | |
1009 | I2C_NAME(client)); | |
1010 | ||
1011 | ||
1012 | err[9] = saa7114_write(client, 0x01, decoder->reg[REG_ADDR(0x01)]); | |
1013 | err[10] = saa7114_write_block(client, decoder->reg + (0x03 << 1), (0x1e + 1 - 0x03) << 1); // big seq | |
1014 | err[11] = saa7114_write_block(client, decoder->reg + (0x40 << 1), (0x5f + 1 - 0x40) << 1); // slicer | |
1015 | err[12] = saa7114_write_block(client, decoder->reg + (0x81 << 1), 2 << 1); // ? | |
1016 | err[13] = saa7114_write_block(client, decoder->reg + (0x83 << 1), 5 << 1); // ? | |
1017 | err[14] = saa7114_write_block(client, decoder->reg + (0x90 << 1), 4 << 1); // Task A | |
1018 | err[15] = | |
1019 | saa7114_write_block(client, decoder->reg + (0x94 << 1), | |
1020 | 12 << 1); | |
1021 | err[16] = | |
1022 | saa7114_write_block(client, decoder->reg + (0xa0 << 1), | |
1023 | 8 << 1); | |
1024 | err[17] = | |
1025 | saa7114_write_block(client, decoder->reg + (0xa8 << 1), | |
1026 | 8 << 1); | |
1027 | err[18] = | |
1028 | saa7114_write_block(client, decoder->reg + (0xb0 << 1), | |
1029 | 8 << 1); | |
1030 | err[19] = saa7114_write_block(client, decoder->reg + (0xc0 << 1), 4 << 1); // Task B | |
1031 | err[15] = | |
1032 | saa7114_write_block(client, decoder->reg + (0xc4 << 1), | |
1033 | 12 << 1); | |
1034 | err[16] = | |
1035 | saa7114_write_block(client, decoder->reg + (0xd0 << 1), | |
1036 | 8 << 1); | |
1037 | err[17] = | |
1038 | saa7114_write_block(client, decoder->reg + (0xd8 << 1), | |
1039 | 8 << 1); | |
1040 | err[18] = | |
1041 | saa7114_write_block(client, decoder->reg + (0xe0 << 1), | |
1042 | 8 << 1); | |
1043 | ||
1044 | for (i = 9; i <= 18; i++) { | |
1045 | if (err[i] < 0) { | |
1046 | dprintk(1, | |
1047 | KERN_ERR | |
1048 | "%s_attach: init error %d at stage %d, leaving attach.\n", | |
1049 | I2C_NAME(client), i, err[i]); | |
1050 | kfree(decoder); | |
1051 | kfree(client); | |
1052 | return 0; | |
1053 | } | |
1054 | } | |
1055 | ||
1056 | ||
1057 | for (i = 6; i < 8; i++) { | |
1058 | dprintk(1, | |
1059 | KERN_DEBUG | |
1060 | "%s_attach: reg[0x%02x] = 0x%02x (0x%02x)\n", | |
1061 | I2C_NAME(client), i, saa7114_read(client, i), | |
1062 | decoder->reg[REG_ADDR(i)]); | |
1063 | } | |
1064 | ||
1065 | ||
1066 | for (i = 0x11; i <= 0x13; i++) { | |
1067 | dprintk(1, | |
1068 | KERN_DEBUG | |
1069 | "%s_attach: reg[0x%02x] = 0x%02x (0x%02x)\n", | |
1070 | I2C_NAME(client), i, saa7114_read(client, i), | |
1071 | decoder->reg[REG_ADDR(i)]); | |
1072 | } | |
1073 | ||
1074 | ||
1075 | dprintk(1, KERN_DEBUG "%s_attach: setting video input\n", | |
1076 | I2C_NAME(client)); | |
1077 | ||
1078 | err[19] = | |
1079 | saa7114_write(client, 0x02, decoder->reg[REG_ADDR(0x02)]); | |
1080 | err[20] = | |
1081 | saa7114_write(client, 0x09, decoder->reg[REG_ADDR(0x09)]); | |
1082 | err[21] = | |
1083 | saa7114_write(client, 0x0e, decoder->reg[REG_ADDR(0x0e)]); | |
1084 | ||
1085 | for (i = 19; i <= 21; i++) { | |
1086 | if (err[i] < 0) { | |
1087 | dprintk(1, | |
1088 | KERN_ERR | |
1089 | "%s_attach: init error %d at stage %d, leaving attach.\n", | |
1090 | I2C_NAME(client), i, err[i]); | |
1091 | kfree(decoder); | |
1092 | kfree(client); | |
1093 | return 0; | |
1094 | } | |
1095 | } | |
1096 | ||
1097 | dprintk(1, | |
1098 | KERN_DEBUG | |
1099 | "%s_attach: performing decoder reset sequence\n", | |
1100 | I2C_NAME(client)); | |
1101 | ||
1102 | err[22] = saa7114_write(client, 0x88, 0xd8); // sw reset scaler | |
1103 | err[23] = saa7114_write(client, 0x88, 0xf8); // sw reset scaler release | |
1104 | err[24] = saa7114_write(client, 0x80, 0x36); // i-port and scaler backend clock selection, task A&B off | |
1105 | ||
1106 | ||
1107 | for (i = 22; i <= 24; i++) { | |
1108 | if (err[i] < 0) { | |
1109 | dprintk(1, | |
1110 | KERN_ERR | |
1111 | "%s_attach: init error %d at stage %d, leaving attach.\n", | |
1112 | I2C_NAME(client), i, err[i]); | |
1113 | kfree(decoder); | |
1114 | kfree(client); | |
1115 | return 0; | |
1116 | } | |
1117 | } | |
1118 | ||
1119 | err[25] = saa7114_write(client, 0x06, init[REG_ADDR(0x06)]); | |
1120 | err[26] = saa7114_write(client, 0x07, init[REG_ADDR(0x07)]); | |
1121 | err[27] = saa7114_write(client, 0x10, init[REG_ADDR(0x10)]); | |
1122 | ||
1123 | dprintk(1, | |
1124 | KERN_INFO | |
1125 | "%s_attach: chip version %x, decoder status 0x%02x\n", | |
1126 | I2C_NAME(client), saa7114_read(client, 0x00) >> 4, | |
1127 | saa7114_read(client, 0x1f)); | |
1128 | dprintk(1, | |
1129 | KERN_DEBUG | |
1130 | "%s_attach: power save control: 0x%02x, scaler status: 0x%02x\n", | |
1131 | I2C_NAME(client), saa7114_read(client, 0x88), | |
1132 | saa7114_read(client, 0x8f)); | |
1133 | ||
1134 | ||
1135 | for (i = 0x94; i < 0x96; i++) { | |
1136 | dprintk(1, | |
1137 | KERN_DEBUG | |
1138 | "%s_attach: reg[0x%02x] = 0x%02x (0x%02x)\n", | |
1139 | I2C_NAME(client), i, saa7114_read(client, i), | |
1140 | decoder->reg[REG_ADDR(i)]); | |
1141 | } | |
1142 | ||
1143 | i = i2c_attach_client(client); | |
1144 | if (i) { | |
1145 | kfree(client); | |
1146 | kfree(decoder); | |
1147 | return i; | |
1148 | } | |
1149 | ||
1150 | //i = saa7114_write_block(client, init, sizeof(init)); | |
1151 | i = 0; | |
1152 | if (i < 0) { | |
1153 | dprintk(1, KERN_ERR "%s_attach error: init status %d\n", | |
1154 | I2C_NAME(client), i); | |
1155 | } else { | |
1156 | dprintk(1, | |
1157 | KERN_INFO | |
1158 | "%s_attach: chip version %x at address 0x%x\n", | |
1159 | I2C_NAME(client), saa7114_read(client, 0x00) >> 4, | |
1160 | client->addr << 1); | |
1161 | } | |
1162 | ||
1163 | return 0; | |
1164 | } | |
1165 | ||
1166 | static int | |
1167 | saa7114_attach_adapter (struct i2c_adapter *adapter) | |
1168 | { | |
1169 | dprintk(1, | |
1170 | KERN_INFO | |
1171 | "saa7114.c: starting probe for adapter %s (0x%x)\n", | |
1172 | I2C_NAME(adapter), adapter->id); | |
1173 | return i2c_probe(adapter, &addr_data, &saa7114_detect_client); | |
1174 | } | |
1175 | ||
1176 | static int | |
1177 | saa7114_detach_client (struct i2c_client *client) | |
1178 | { | |
1179 | struct saa7114 *decoder = i2c_get_clientdata(client); | |
1180 | int err; | |
1181 | ||
1182 | err = i2c_detach_client(client); | |
1183 | if (err) { | |
1184 | return err; | |
1185 | } | |
1186 | ||
1187 | kfree(decoder); | |
1188 | kfree(client); | |
1189 | ||
1190 | return 0; | |
1191 | } | |
1192 | ||
1193 | /* ----------------------------------------------------------------------- */ | |
1194 | ||
1195 | static struct i2c_driver i2c_driver_saa7114 = { | |
604f28e2 | 1196 | .driver = { |
604f28e2 LR |
1197 | .name = "saa7114", |
1198 | }, | |
1da177e4 LT |
1199 | |
1200 | .id = I2C_DRIVERID_SAA7114, | |
1da177e4 LT |
1201 | |
1202 | .attach_adapter = saa7114_attach_adapter, | |
1203 | .detach_client = saa7114_detach_client, | |
1204 | .command = saa7114_command, | |
1205 | }; | |
1206 | ||
1207 | static int __init | |
1208 | saa7114_init (void) | |
1209 | { | |
1210 | return i2c_add_driver(&i2c_driver_saa7114); | |
1211 | } | |
1212 | ||
1213 | static void __exit | |
1214 | saa7114_exit (void) | |
1215 | { | |
1216 | i2c_del_driver(&i2c_driver_saa7114); | |
1217 | } | |
1218 | ||
1219 | module_init(saa7114_init); | |
1220 | module_exit(saa7114_exit); |