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V4L/DVB (6715): ivtv: Remove unnecessary register update
[linux-2.6/verdex.git] / drivers / media / video / tvp5150.c
blob445eba4174d75b3c48b694fcf3dea2e769e9e541
1 /*
2 * tvp5150 - Texas Instruments TVP5150A/AM1 video decoder driver
3 *
4 * Copyright (c) 2005,2006 Mauro Carvalho Chehab (mchehab@infradead.org)
5 * This code is placed under the terms of the GNU General Public License v2
6 */
7
8 #include <linux/i2c.h>
9 #include <linux/videodev.h>
10 #include <linux/delay.h>
11 #include <linux/video_decoder.h>
12 #include <media/v4l2-common.h>
13 #include <media/tvp5150.h>
14
15 #include "tvp5150_reg.h"
16
17 MODULE_DESCRIPTION("Texas Instruments TVP5150A video decoder driver");
18 MODULE_AUTHOR("Mauro Carvalho Chehab");
19 MODULE_LICENSE("GPL");
20
21 /* standard i2c insmod options */
22 static unsigned short normal_i2c[] = {
23 0xb8 >> 1,
24 0xba >> 1,
25 I2C_CLIENT_END
26 };
27
28 I2C_CLIENT_INSMOD;
29
30 static int debug = 0;
31 module_param(debug, int, 0);
32 MODULE_PARM_DESC(debug, "Debug level (0-1)");
33
34 #define tvp5150_err(fmt, arg...) do { \
35 printk(KERN_ERR "%s %d-%04x: " fmt, c->driver->driver.name, \
36 i2c_adapter_id(c->adapter), c->addr , ## arg); } while (0)
37 #define tvp5150_info(fmt, arg...) do { \
38 printk(KERN_INFO "%s %d-%04x: " fmt, c->driver->driver.name, \
39 i2c_adapter_id(c->adapter), c->addr , ## arg); } while (0)
40 #define tvp5150_dbg(num, fmt, arg...) \
41 do { \
42 if (debug >= num) \
43 printk(KERN_DEBUG "%s debug %d-%04x: " fmt,\
44 c->driver->driver.name, \
45 i2c_adapter_id(c->adapter), \
46 c->addr , ## arg); } while (0)
47
48 /* supported controls */
49 static struct v4l2_queryctrl tvp5150_qctrl[] = {
50 {
51 .id = V4L2_CID_BRIGHTNESS,
52 .type = V4L2_CTRL_TYPE_INTEGER,
53 .name = "Brightness",
54 .minimum = 0,
55 .maximum = 255,
56 .step = 1,
57 .default_value = 128,
58 .flags = 0,
59 }, {
60 .id = V4L2_CID_CONTRAST,
61 .type = V4L2_CTRL_TYPE_INTEGER,
62 .name = "Contrast",
63 .minimum = 0,
64 .maximum = 255,
65 .step = 0x1,
66 .default_value = 128,
67 .flags = 0,
68 }, {
69 .id = V4L2_CID_SATURATION,
70 .type = V4L2_CTRL_TYPE_INTEGER,
71 .name = "Saturation",
72 .minimum = 0,
73 .maximum = 255,
74 .step = 0x1,
75 .default_value = 128,
76 .flags = 0,
77 }, {
78 .id = V4L2_CID_HUE,
79 .type = V4L2_CTRL_TYPE_INTEGER,
80 .name = "Hue",
81 .minimum = -128,
82 .maximum = 127,
83 .step = 0x1,
84 .default_value = 0,
85 .flags = 0,
86 }
87 };
88
89 struct tvp5150 {
90 struct i2c_client *client;
91
92 v4l2_std_id norm; /* Current set standard */
93 struct v4l2_routing route;
94 int enable;
95 int bright;
96 int contrast;
97 int hue;
98 int sat;
99 };
100
101 static int tvp5150_read(struct i2c_client *c, unsigned char addr)
102 {
103 unsigned char buffer[1];
104 int rc;
105
106 buffer[0] = addr;
107 if (1 != (rc = i2c_master_send(c, buffer, 1)))
108 tvp5150_dbg(0, "i2c i/o error: rc == %d (should be 1)\n", rc);
109
110 msleep(10);
111
112 if (1 != (rc = i2c_master_recv(c, buffer, 1)))
113 tvp5150_dbg(0, "i2c i/o error: rc == %d (should be 1)\n", rc);
114
115 tvp5150_dbg(2, "tvp5150: read 0x%02x = 0x%02x\n", addr, buffer[0]);
116
117 return (buffer[0]);
118 }
119
120 static inline void tvp5150_write(struct i2c_client *c, unsigned char addr,
121 unsigned char value)
122 {
123 unsigned char buffer[2];
124 int rc;
125
126 buffer[0] = addr;
127 buffer[1] = value;
128 tvp5150_dbg(2, "tvp5150: writing 0x%02x 0x%02x\n", buffer[0], buffer[1]);
129 if (2 != (rc = i2c_master_send(c, buffer, 2)))
130 tvp5150_dbg(0, "i2c i/o error: rc == %d (should be 2)\n", rc);
131 }
132
133 static void dump_reg_range(struct i2c_client *c, char *s, u8 init, const u8 end,int max_line)
134 {
135 int i=0;
136
137 while (init!=(u8)(end+1)) {
138 if ((i%max_line) == 0) {
139 if (i>0)
140 printk("\n");
141 printk("tvp5150: %s reg 0x%02x = ",s,init);
142 }
143 printk("%02x ",tvp5150_read(c, init));
144
145 init++;
146 i++;
147 }
148 printk("\n");
149 }
150
151 static void dump_reg(struct i2c_client *c)
152 {
153 printk("tvp5150: Video input source selection #1 = 0x%02x\n",
154 tvp5150_read(c, TVP5150_VD_IN_SRC_SEL_1));
155 printk("tvp5150: Analog channel controls = 0x%02x\n",
156 tvp5150_read(c, TVP5150_ANAL_CHL_CTL));
157 printk("tvp5150: Operation mode controls = 0x%02x\n",
158 tvp5150_read(c, TVP5150_OP_MODE_CTL));
159 printk("tvp5150: Miscellaneous controls = 0x%02x\n",
160 tvp5150_read(c, TVP5150_MISC_CTL));
161 printk("tvp5150: Autoswitch mask= 0x%02x\n",
162 tvp5150_read(c, TVP5150_AUTOSW_MSK));
163 printk("tvp5150: Color killer threshold control = 0x%02x\n",
164 tvp5150_read(c, TVP5150_COLOR_KIL_THSH_CTL));
165 printk("tvp5150: Luminance processing controls #1 #2 and #3 = %02x %02x %02x\n",
166 tvp5150_read(c, TVP5150_LUMA_PROC_CTL_1),
167 tvp5150_read(c, TVP5150_LUMA_PROC_CTL_2),
168 tvp5150_read(c, TVP5150_LUMA_PROC_CTL_3));
169 printk("tvp5150: Brightness control = 0x%02x\n",
170 tvp5150_read(c, TVP5150_BRIGHT_CTL));
171 printk("tvp5150: Color saturation control = 0x%02x\n",
172 tvp5150_read(c, TVP5150_SATURATION_CTL));
173 printk("tvp5150: Hue control = 0x%02x\n",
174 tvp5150_read(c, TVP5150_HUE_CTL));
175 printk("tvp5150: Contrast control = 0x%02x\n",
176 tvp5150_read(c, TVP5150_CONTRAST_CTL));
177 printk("tvp5150: Outputs and data rates select = 0x%02x\n",
178 tvp5150_read(c, TVP5150_DATA_RATE_SEL));
179 printk("tvp5150: Configuration shared pins = 0x%02x\n",
180 tvp5150_read(c, TVP5150_CONF_SHARED_PIN));
181 printk("tvp5150: Active video cropping start = 0x%02x%02x\n",
182 tvp5150_read(c, TVP5150_ACT_VD_CROP_ST_MSB),
183 tvp5150_read(c, TVP5150_ACT_VD_CROP_ST_LSB));
184 printk("tvp5150: Active video cropping stop = 0x%02x%02x\n",
185 tvp5150_read(c, TVP5150_ACT_VD_CROP_STP_MSB),
186 tvp5150_read(c, TVP5150_ACT_VD_CROP_STP_LSB));
187 printk("tvp5150: Genlock/RTC = 0x%02x\n",
188 tvp5150_read(c, TVP5150_GENLOCK));
189 printk("tvp5150: Horizontal sync start = 0x%02x\n",
190 tvp5150_read(c, TVP5150_HORIZ_SYNC_START));
191 printk("tvp5150: Vertical blanking start = 0x%02x\n",
192 tvp5150_read(c, TVP5150_VERT_BLANKING_START));
193 printk("tvp5150: Vertical blanking stop = 0x%02x\n",
194 tvp5150_read(c, TVP5150_VERT_BLANKING_STOP));
195 printk("tvp5150: Chrominance processing control #1 and #2 = %02x %02x\n",
196 tvp5150_read(c, TVP5150_CHROMA_PROC_CTL_1),
197 tvp5150_read(c, TVP5150_CHROMA_PROC_CTL_2));
198 printk("tvp5150: Interrupt reset register B = 0x%02x\n",
199 tvp5150_read(c, TVP5150_INT_RESET_REG_B));
200 printk("tvp5150: Interrupt enable register B = 0x%02x\n",
201 tvp5150_read(c, TVP5150_INT_ENABLE_REG_B));
202 printk("tvp5150: Interrupt configuration register B = 0x%02x\n",
203 tvp5150_read(c, TVP5150_INTT_CONFIG_REG_B));
204 printk("tvp5150: Video standard = 0x%02x\n",
205 tvp5150_read(c, TVP5150_VIDEO_STD));
206 printk("tvp5150: Chroma gain factor: Cb=0x%02x Cr=0x%02x\n",
207 tvp5150_read(c, TVP5150_CB_GAIN_FACT),
208 tvp5150_read(c, TVP5150_CR_GAIN_FACTOR));
209 printk("tvp5150: Macrovision on counter = 0x%02x\n",
210 tvp5150_read(c, TVP5150_MACROVISION_ON_CTR));
211 printk("tvp5150: Macrovision off counter = 0x%02x\n",
212 tvp5150_read(c, TVP5150_MACROVISION_OFF_CTR));
213 printk("tvp5150: ITU-R BT.656.%d timing(TVP5150AM1 only)\n",
214 (tvp5150_read(c, TVP5150_REV_SELECT)&1)?3:4);
215 printk("tvp5150: Device ID = %02x%02x\n",
216 tvp5150_read(c, TVP5150_MSB_DEV_ID),
217 tvp5150_read(c, TVP5150_LSB_DEV_ID));
218 printk("tvp5150: ROM version = (hex) %02x.%02x\n",
219 tvp5150_read(c, TVP5150_ROM_MAJOR_VER),
220 tvp5150_read(c, TVP5150_ROM_MINOR_VER));
221 printk("tvp5150: Vertical line count = 0x%02x%02x\n",
222 tvp5150_read(c, TVP5150_VERT_LN_COUNT_MSB),
223 tvp5150_read(c, TVP5150_VERT_LN_COUNT_LSB));
224 printk("tvp5150: Interrupt status register B = 0x%02x\n",
225 tvp5150_read(c, TVP5150_INT_STATUS_REG_B));
226 printk("tvp5150: Interrupt active register B = 0x%02x\n",
227 tvp5150_read(c, TVP5150_INT_ACTIVE_REG_B));
228 printk("tvp5150: Status regs #1 to #5 = %02x %02x %02x %02x %02x\n",
229 tvp5150_read(c, TVP5150_STATUS_REG_1),
230 tvp5150_read(c, TVP5150_STATUS_REG_2),
231 tvp5150_read(c, TVP5150_STATUS_REG_3),
232 tvp5150_read(c, TVP5150_STATUS_REG_4),
233 tvp5150_read(c, TVP5150_STATUS_REG_5));
234
235 dump_reg_range(c,"Teletext filter 1", TVP5150_TELETEXT_FIL1_INI,
236 TVP5150_TELETEXT_FIL1_END,8);
237 dump_reg_range(c,"Teletext filter 2", TVP5150_TELETEXT_FIL2_INI,
238 TVP5150_TELETEXT_FIL2_END,8);
239
240 printk("tvp5150: Teletext filter enable = 0x%02x\n",
241 tvp5150_read(c, TVP5150_TELETEXT_FIL_ENA));
242 printk("tvp5150: Interrupt status register A = 0x%02x\n",
243 tvp5150_read(c, TVP5150_INT_STATUS_REG_A));
244 printk("tvp5150: Interrupt enable register A = 0x%02x\n",
245 tvp5150_read(c, TVP5150_INT_ENABLE_REG_A));
246 printk("tvp5150: Interrupt configuration = 0x%02x\n",
247 tvp5150_read(c, TVP5150_INT_CONF));
248 printk("tvp5150: VDP status register = 0x%02x\n",
249 tvp5150_read(c, TVP5150_VDP_STATUS_REG));
250 printk("tvp5150: FIFO word count = 0x%02x\n",
251 tvp5150_read(c, TVP5150_FIFO_WORD_COUNT));
252 printk("tvp5150: FIFO interrupt threshold = 0x%02x\n",
253 tvp5150_read(c, TVP5150_FIFO_INT_THRESHOLD));
254 printk("tvp5150: FIFO reset = 0x%02x\n",
255 tvp5150_read(c, TVP5150_FIFO_RESET));
256 printk("tvp5150: Line number interrupt = 0x%02x\n",
257 tvp5150_read(c, TVP5150_LINE_NUMBER_INT));
258 printk("tvp5150: Pixel alignment register = 0x%02x%02x\n",
259 tvp5150_read(c, TVP5150_PIX_ALIGN_REG_HIGH),
260 tvp5150_read(c, TVP5150_PIX_ALIGN_REG_LOW));
261 printk("tvp5150: FIFO output control = 0x%02x\n",
262 tvp5150_read(c, TVP5150_FIFO_OUT_CTRL));
263 printk("tvp5150: Full field enable = 0x%02x\n",
264 tvp5150_read(c, TVP5150_FULL_FIELD_ENA));
265 printk("tvp5150: Full field mode register = 0x%02x\n",
266 tvp5150_read(c, TVP5150_FULL_FIELD_MODE_REG));
267
268 dump_reg_range(c,"CC data", TVP5150_CC_DATA_INI,
269 TVP5150_CC_DATA_END,8);
270
271 dump_reg_range(c,"WSS data", TVP5150_WSS_DATA_INI,
272 TVP5150_WSS_DATA_END,8);
273
274 dump_reg_range(c,"VPS data", TVP5150_VPS_DATA_INI,
275 TVP5150_VPS_DATA_END,8);
276
277 dump_reg_range(c,"VITC data", TVP5150_VITC_DATA_INI,
278 TVP5150_VITC_DATA_END,10);
279
280 dump_reg_range(c,"Line mode", TVP5150_LINE_MODE_INI,
281 TVP5150_LINE_MODE_END,8);
282 }
283
284 /****************************************************************************
285 Basic functions
286 ****************************************************************************/
287
288 static inline void tvp5150_selmux(struct i2c_client *c)
289 {
290 int opmode=0;
291 struct tvp5150 *decoder = i2c_get_clientdata(c);
292 int input = 0;
293 unsigned char val;
294
295 if ((decoder->route.output & TVP5150_BLACK_SCREEN) || !decoder->enable)
296 input = 8;
297
298 switch (decoder->route.input) {
299 case TVP5150_COMPOSITE1:
300 input |= 2;
301 /* fall through */
302 case TVP5150_COMPOSITE0:
303 opmode=0x30; /* TV Mode */
304 break;
305 case TVP5150_SVIDEO:
306 default:
307 input |= 1;
308 opmode=0; /* Auto Mode */
309 break;
310 }
311
312 tvp5150_dbg( 1, "Selecting video route: route input=%i, output=%i "
313 "=> tvp5150 input=%i, opmode=%i\n",
314 decoder->route.input,decoder->route.output,
315 input, opmode );
316
317 tvp5150_write(c, TVP5150_OP_MODE_CTL, opmode);
318 tvp5150_write(c, TVP5150_VD_IN_SRC_SEL_1, input);
319
320 /* Svideo should enable YCrCb output and disable GPCL output
321 * For Composite and TV, it should be the reverse
322 */
323 val = tvp5150_read(c, TVP5150_MISC_CTL);
324 if (decoder->route.input == TVP5150_SVIDEO)
325 val = (val & ~0x40) | 0x10;
326 else
327 val = (val & ~0x10) | 0x40;
328 tvp5150_write(c, TVP5150_MISC_CTL, val);
329 };
330
331 struct i2c_reg_value {
332 unsigned char reg;
333 unsigned char value;
334 };
335
336 /* Default values as sugested at TVP5150AM1 datasheet */
337 static const struct i2c_reg_value tvp5150_init_default[] = {
338 { /* 0x00 */
339 TVP5150_VD_IN_SRC_SEL_1,0x00
340 },
341 { /* 0x01 */
342 TVP5150_ANAL_CHL_CTL,0x15
343 },
344 { /* 0x02 */
345 TVP5150_OP_MODE_CTL,0x00
346 },
347 { /* 0x03 */
348 TVP5150_MISC_CTL,0x01
349 },
350 { /* 0x06 */
351 TVP5150_COLOR_KIL_THSH_CTL,0x10
352 },
353 { /* 0x07 */
354 TVP5150_LUMA_PROC_CTL_1,0x60
355 },
356 { /* 0x08 */
357 TVP5150_LUMA_PROC_CTL_2,0x00
358 },
359 { /* 0x09 */
360 TVP5150_BRIGHT_CTL,0x80
361 },
362 { /* 0x0a */
363 TVP5150_SATURATION_CTL,0x80
364 },
365 { /* 0x0b */
366 TVP5150_HUE_CTL,0x00
367 },
368 { /* 0x0c */
369 TVP5150_CONTRAST_CTL,0x80
370 },
371 { /* 0x0d */
372 TVP5150_DATA_RATE_SEL,0x47
373 },
374 { /* 0x0e */
375 TVP5150_LUMA_PROC_CTL_3,0x00
376 },
377 { /* 0x0f */
378 TVP5150_CONF_SHARED_PIN,0x08
379 },
380 { /* 0x11 */
381 TVP5150_ACT_VD_CROP_ST_MSB,0x00
382 },
383 { /* 0x12 */
384 TVP5150_ACT_VD_CROP_ST_LSB,0x00
385 },
386 { /* 0x13 */
387 TVP5150_ACT_VD_CROP_STP_MSB,0x00
388 },
389 { /* 0x14 */
390 TVP5150_ACT_VD_CROP_STP_LSB,0x00
391 },
392 { /* 0x15 */
393 TVP5150_GENLOCK,0x01
394 },
395 { /* 0x16 */
396 TVP5150_HORIZ_SYNC_START,0x80
397 },
398 { /* 0x18 */
399 TVP5150_VERT_BLANKING_START,0x00
400 },
401 { /* 0x19 */
402 TVP5150_VERT_BLANKING_STOP,0x00
403 },
404 { /* 0x1a */
405 TVP5150_CHROMA_PROC_CTL_1,0x0c
406 },
407 { /* 0x1b */
408 TVP5150_CHROMA_PROC_CTL_2,0x14
409 },
410 { /* 0x1c */
411 TVP5150_INT_RESET_REG_B,0x00
412 },
413 { /* 0x1d */
414 TVP5150_INT_ENABLE_REG_B,0x00
415 },
416 { /* 0x1e */
417 TVP5150_INTT_CONFIG_REG_B,0x00
418 },
419 { /* 0x28 */
420 TVP5150_VIDEO_STD,0x00
421 },
422 { /* 0x2e */
423 TVP5150_MACROVISION_ON_CTR,0x0f
424 },
425 { /* 0x2f */
426 TVP5150_MACROVISION_OFF_CTR,0x01
427 },
428 { /* 0xbb */
429 TVP5150_TELETEXT_FIL_ENA,0x00
430 },
431 { /* 0xc0 */
432 TVP5150_INT_STATUS_REG_A,0x00
433 },
434 { /* 0xc1 */
435 TVP5150_INT_ENABLE_REG_A,0x00
436 },
437 { /* 0xc2 */
438 TVP5150_INT_CONF,0x04
439 },
440 { /* 0xc8 */
441 TVP5150_FIFO_INT_THRESHOLD,0x80
442 },
443 { /* 0xc9 */
444 TVP5150_FIFO_RESET,0x00
445 },
446 { /* 0xca */
447 TVP5150_LINE_NUMBER_INT,0x00
448 },
449 { /* 0xcb */
450 TVP5150_PIX_ALIGN_REG_LOW,0x4e
451 },
452 { /* 0xcc */
453 TVP5150_PIX_ALIGN_REG_HIGH,0x00
454 },
455 { /* 0xcd */
456 TVP5150_FIFO_OUT_CTRL,0x01
457 },
458 { /* 0xcf */
459 TVP5150_FULL_FIELD_ENA,0x00
460 },
461 { /* 0xd0 */
462 TVP5150_LINE_MODE_INI,0x00
463 },
464 { /* 0xfc */
465 TVP5150_FULL_FIELD_MODE_REG,0x7f
466 },
467 { /* end of data */
468 0xff,0xff
469 }
470 };
471
472 /* Default values as sugested at TVP5150AM1 datasheet */
473 static const struct i2c_reg_value tvp5150_init_enable[] = {
474 {
475 TVP5150_CONF_SHARED_PIN, 2
476 },{ /* Automatic offset and AGC enabled */
477 TVP5150_ANAL_CHL_CTL, 0x15
478 },{ /* Activate YCrCb output 0x9 or 0xd ? */
479 TVP5150_MISC_CTL, 0x6f
480 },{ /* Activates video std autodetection for all standards */
481 TVP5150_AUTOSW_MSK, 0x0
482 },{ /* Default format: 0x47. For 4:2:2: 0x40 */
483 TVP5150_DATA_RATE_SEL, 0x47
484 },{
485 TVP5150_CHROMA_PROC_CTL_1, 0x0c
486 },{
487 TVP5150_CHROMA_PROC_CTL_2, 0x54
488 },{ /* Non documented, but initialized on WinTV USB2 */
489 0x27, 0x20
490 },{
491 0xff,0xff
492 }
493 };
494
495 struct tvp5150_vbi_type {
496 unsigned int vbi_type;
497 unsigned int ini_line;
498 unsigned int end_line;
499 unsigned int by_field :1;
500 };
501
502 struct i2c_vbi_ram_value {
503 u16 reg;
504 struct tvp5150_vbi_type type;
505 unsigned char values[16];
506 };
507
508 /* This struct have the values for each supported VBI Standard
509 * by
510 tvp5150_vbi_types should follow the same order as vbi_ram_default
511 * value 0 means rom position 0x10, value 1 means rom position 0x30
512 * and so on. There are 16 possible locations from 0 to 15.
513 */
514
515 static struct i2c_vbi_ram_value vbi_ram_default[] =
516 {
517 /* FIXME: Current api doesn't handle all VBI types, those not
518 yet supported are placed under #if 0 */
519 #if 0
520 {0x010, /* Teletext, SECAM, WST System A */
521 {V4L2_SLICED_TELETEXT_SECAM,6,23,1},
522 { 0xaa, 0xaa, 0xff, 0xff, 0xe7, 0x2e, 0x20, 0x26,
523 0xe6, 0xb4, 0x0e, 0x00, 0x00, 0x00, 0x10, 0x00 }
524 },
525 #endif
526 {0x030, /* Teletext, PAL, WST System B */
527 {V4L2_SLICED_TELETEXT_B,6,22,1},
528 { 0xaa, 0xaa, 0xff, 0xff, 0x27, 0x2e, 0x20, 0x2b,
529 0xa6, 0x72, 0x10, 0x00, 0x00, 0x00, 0x10, 0x00 }
530 },
531 #if 0
532 {0x050, /* Teletext, PAL, WST System C */
533 {V4L2_SLICED_TELETEXT_PAL_C,6,22,1},
534 { 0xaa, 0xaa, 0xff, 0xff, 0xe7, 0x2e, 0x20, 0x22,
535 0xa6, 0x98, 0x0d, 0x00, 0x00, 0x00, 0x10, 0x00 }
536 },
537 {0x070, /* Teletext, NTSC, WST System B */
538 {V4L2_SLICED_TELETEXT_NTSC_B,10,21,1},
539 { 0xaa, 0xaa, 0xff, 0xff, 0x27, 0x2e, 0x20, 0x23,
540 0x69, 0x93, 0x0d, 0x00, 0x00, 0x00, 0x10, 0x00 }
541 },
542 {0x090, /* Tetetext, NTSC NABTS System C */
543 {V4L2_SLICED_TELETEXT_NTSC_C,10,21,1},
544 { 0xaa, 0xaa, 0xff, 0xff, 0xe7, 0x2e, 0x20, 0x22,
545 0x69, 0x93, 0x0d, 0x00, 0x00, 0x00, 0x15, 0x00 }
546 },
547 {0x0b0, /* Teletext, NTSC-J, NABTS System D */
548 {V4L2_SLICED_TELETEXT_NTSC_D,10,21,1},
549 { 0xaa, 0xaa, 0xff, 0xff, 0xa7, 0x2e, 0x20, 0x23,
550 0x69, 0x93, 0x0d, 0x00, 0x00, 0x00, 0x10, 0x00 }
551 },
552 {0x0d0, /* Closed Caption, PAL/SECAM */
553 {V4L2_SLICED_CAPTION_625,22,22,1},
554 { 0xaa, 0x2a, 0xff, 0x3f, 0x04, 0x51, 0x6e, 0x02,
555 0xa6, 0x7b, 0x09, 0x00, 0x00, 0x00, 0x27, 0x00 }
556 },
557 #endif
558 {0x0f0, /* Closed Caption, NTSC */
559 {V4L2_SLICED_CAPTION_525,21,21,1},
560 { 0xaa, 0x2a, 0xff, 0x3f, 0x04, 0x51, 0x6e, 0x02,
561 0x69, 0x8c, 0x09, 0x00, 0x00, 0x00, 0x27, 0x00 }
562 },
563 {0x110, /* Wide Screen Signal, PAL/SECAM */
564 {V4L2_SLICED_WSS_625,23,23,1},
565 { 0x5b, 0x55, 0xc5, 0xff, 0x00, 0x71, 0x6e, 0x42,
566 0xa6, 0xcd, 0x0f, 0x00, 0x00, 0x00, 0x3a, 0x00 }
567 },
568 #if 0
569 {0x130, /* Wide Screen Signal, NTSC C */
570 {V4L2_SLICED_WSS_525,20,20,1},
571 { 0x38, 0x00, 0x3f, 0x00, 0x00, 0x71, 0x6e, 0x43,
572 0x69, 0x7c, 0x08, 0x00, 0x00, 0x00, 0x39, 0x00 }
573 },
574 {0x150, /* Vertical Interval Timecode (VITC), PAL/SECAM */
575 {V4l2_SLICED_VITC_625,6,22,0},
576 { 0x00, 0x00, 0x00, 0x00, 0x00, 0x8f, 0x6d, 0x49,
577 0xa6, 0x85, 0x08, 0x00, 0x00, 0x00, 0x4c, 0x00 }
578 },
579 {0x170, /* Vertical Interval Timecode (VITC), NTSC */
580 {V4l2_SLICED_VITC_525,10,20,0},
581 { 0x00, 0x00, 0x00, 0x00, 0x00, 0x8f, 0x6d, 0x49,
582 0x69, 0x94, 0x08, 0x00, 0x00, 0x00, 0x4c, 0x00 }
583 },
584 #endif
585 {0x190, /* Video Program System (VPS), PAL */
586 {V4L2_SLICED_VPS,16,16,0},
587 { 0xaa, 0xaa, 0xff, 0xff, 0xba, 0xce, 0x2b, 0x0d,
588 0xa6, 0xda, 0x0b, 0x00, 0x00, 0x00, 0x60, 0x00 }
589 },
590 /* 0x1d0 User programmable */
591
592 /* End of struct */
593 { (u16)-1 }
594 };
595
596 static int tvp5150_write_inittab(struct i2c_client *c,
597 const struct i2c_reg_value *regs)
598 {
599 while (regs->reg != 0xff) {
600 tvp5150_write(c, regs->reg, regs->value);
601 regs++;
602 }
603 return 0;
604 }
605
606 static int tvp5150_vdp_init(struct i2c_client *c,
607 const struct i2c_vbi_ram_value *regs)
608 {
609 unsigned int i;
610
611 /* Disable Full Field */
612 tvp5150_write(c, TVP5150_FULL_FIELD_ENA, 0);
613
614 /* Before programming, Line mode should be at 0xff */
615 for (i=TVP5150_LINE_MODE_INI; i<=TVP5150_LINE_MODE_END; i++)
616 tvp5150_write(c, i, 0xff);
617
618 /* Load Ram Table */
619 while (regs->reg != (u16)-1 ) {
620 tvp5150_write(c, TVP5150_CONF_RAM_ADDR_HIGH,regs->reg>>8);
621 tvp5150_write(c, TVP5150_CONF_RAM_ADDR_LOW,regs->reg);
622
623 for (i=0;i<16;i++)
624 tvp5150_write(c, TVP5150_VDP_CONF_RAM_DATA,regs->values[i]);
625
626 regs++;
627 }
628 return 0;
629 }
630
631 /* Fills VBI capabilities based on i2c_vbi_ram_value struct */
632 static void tvp5150_vbi_get_cap(const struct i2c_vbi_ram_value *regs,
633 struct v4l2_sliced_vbi_cap *cap)
634 {
635 int line;
636
637 memset(cap, 0, sizeof *cap);
638
639 while (regs->reg != (u16)-1 ) {
640 for (line=regs->type.ini_line;line<=regs->type.end_line;line++) {
641 cap->service_lines[0][line] |= regs->type.vbi_type;
642 }
643 cap->service_set |= regs->type.vbi_type;
644
645 regs++;
646 }
647 }
648
649 /* Set vbi processing
650 * type - one of tvp5150_vbi_types
651 * line - line to gather data
652 * fields: bit 0 field1, bit 1, field2
653 * flags (default=0xf0) is a bitmask, were set means:
654 * bit 7: enable filtering null bytes on CC
655 * bit 6: send data also to FIFO
656 * bit 5: don't allow data with errors on FIFO
657 * bit 4: enable ECC when possible
658 * pix_align = pix alignment:
659 * LSB = field1
660 * MSB = field2
661 */
662 static int tvp5150_set_vbi(struct i2c_client *c,
663 const struct i2c_vbi_ram_value *regs,
664 unsigned int type,u8 flags, int line,
665 const int fields)
666 {
667 struct tvp5150 *decoder = i2c_get_clientdata(c);
668 v4l2_std_id std=decoder->norm;
669 u8 reg;
670 int pos=0;
671
672 if (std == V4L2_STD_ALL) {
673 tvp5150_err("VBI can't be configured without knowing number of lines\n");
674 return 0;
675 } else if (std && V4L2_STD_625_50) {
676 /* Don't follow NTSC Line number convension */
677 line += 3;
678 }
679
680 if (line<6||line>27)
681 return 0;
682
683 while (regs->reg != (u16)-1 ) {
684 if ((type & regs->type.vbi_type) &&
685 (line>=regs->type.ini_line) &&
686 (line<=regs->type.end_line)) {
687 type=regs->type.vbi_type;
688 break;
689 }
690
691 regs++;
692 pos++;
693 }
694 if (regs->reg == (u16)-1)
695 return 0;
696
697 type=pos | (flags & 0xf0);
698 reg=((line-6)<<1)+TVP5150_LINE_MODE_INI;
699
700 if (fields&1) {
701 tvp5150_write(c, reg, type);
702 }
703
704 if (fields&2) {
705 tvp5150_write(c, reg+1, type);
706 }
707
708 return type;
709 }
710
711 static int tvp5150_get_vbi(struct i2c_client *c,
712 const struct i2c_vbi_ram_value *regs, int line)
713 {
714 struct tvp5150 *decoder = i2c_get_clientdata(c);
715 v4l2_std_id std=decoder->norm;
716 u8 reg;
717 int pos, type=0;
718
719 if (std == V4L2_STD_ALL) {
720 tvp5150_err("VBI can't be configured without knowing number of lines\n");
721 return 0;
722 } else if (std && V4L2_STD_625_50) {
723 /* Don't follow NTSC Line number convension */
724 line += 3;
725 }
726
727 if (line<6||line>27)
728 return 0;
729
730 reg=((line-6)<<1)+TVP5150_LINE_MODE_INI;
731
732 pos=tvp5150_read(c, reg)&0x0f;
733 if (pos<0x0f)
734 type=regs[pos].type.vbi_type;
735
736 pos=tvp5150_read(c, reg+1)&0x0f;
737 if (pos<0x0f)
738 type|=regs[pos].type.vbi_type;
739
740 return type;
741 }
742 static int tvp5150_set_std(struct i2c_client *c, v4l2_std_id std)
743 {
744 struct tvp5150 *decoder = i2c_get_clientdata(c);
745 int fmt=0;
746
747 decoder->norm=std;
748
749 /* First tests should be against specific std */
750
751 if (std == V4L2_STD_ALL) {
752 fmt=0; /* Autodetect mode */
753 } else if (std & V4L2_STD_NTSC_443) {
754 fmt=0xa;
755 } else if (std & V4L2_STD_PAL_M) {
756 fmt=0x6;
757 } else if (std & (V4L2_STD_PAL_N| V4L2_STD_PAL_Nc)) {
758 fmt=0x8;
759 } else {
760 /* Then, test against generic ones */
761 if (std & V4L2_STD_NTSC) {
762 fmt=0x2;
763 } else if (std & V4L2_STD_PAL) {
764 fmt=0x4;
765 } else if (std & V4L2_STD_SECAM) {
766 fmt=0xc;
767 }
768 }
769
770 tvp5150_dbg(1,"Set video std register to %d.\n",fmt);
771 tvp5150_write(c, TVP5150_VIDEO_STD, fmt);
772
773 return 0;
774 }
775
776 static inline void tvp5150_reset(struct i2c_client *c)
777 {
778 u8 msb_id, lsb_id, msb_rom, lsb_rom;
779 struct tvp5150 *decoder = i2c_get_clientdata(c);
780
781 msb_id=tvp5150_read(c,TVP5150_MSB_DEV_ID);
782 lsb_id=tvp5150_read(c,TVP5150_LSB_DEV_ID);
783 msb_rom=tvp5150_read(c,TVP5150_ROM_MAJOR_VER);
784 lsb_rom=tvp5150_read(c,TVP5150_ROM_MINOR_VER);
785
786 if ((msb_rom==4)&&(lsb_rom==0)) { /* Is TVP5150AM1 */
787 tvp5150_info("tvp%02x%02xam1 detected.\n",msb_id, lsb_id);
788
789 /* ITU-T BT.656.4 timing */
790 tvp5150_write(c,TVP5150_REV_SELECT,0);
791 } else {
792 if ((msb_rom==3)||(lsb_rom==0x21)) { /* Is TVP5150A */
793 tvp5150_info("tvp%02x%02xa detected.\n",msb_id, lsb_id);
794 } else {
795 tvp5150_info("*** unknown tvp%02x%02x chip detected.\n",msb_id,lsb_id);
796 tvp5150_info("*** Rom ver is %d.%d\n",msb_rom,lsb_rom);
797 }
798 }
799
800 /* Initializes TVP5150 to its default values */
801 tvp5150_write_inittab(c, tvp5150_init_default);
802
803 /* Initializes VDP registers */
804 tvp5150_vdp_init(c, vbi_ram_default);
805
806 /* Selects decoder input */
807 tvp5150_selmux(c);
808
809 /* Initializes TVP5150 to stream enabled values */
810 tvp5150_write_inittab(c, tvp5150_init_enable);
811
812 /* Initialize image preferences */
813 tvp5150_write(c, TVP5150_BRIGHT_CTL, decoder->bright);
814 tvp5150_write(c, TVP5150_CONTRAST_CTL, decoder->contrast);
815 tvp5150_write(c, TVP5150_SATURATION_CTL, decoder->contrast);
816 tvp5150_write(c, TVP5150_HUE_CTL, decoder->hue);
817
818 tvp5150_set_std(c, decoder->norm);
819 };
820
821 static int tvp5150_get_ctrl(struct i2c_client *c, struct v4l2_control *ctrl)
822 {
823 /* struct tvp5150 *decoder = i2c_get_clientdata(c); */
824
825 switch (ctrl->id) {
826 case V4L2_CID_BRIGHTNESS:
827 ctrl->value = tvp5150_read(c, TVP5150_BRIGHT_CTL);
828 return 0;
829 case V4L2_CID_CONTRAST:
830 ctrl->value = tvp5150_read(c, TVP5150_CONTRAST_CTL);
831 return 0;
832 case V4L2_CID_SATURATION:
833 ctrl->value = tvp5150_read(c, TVP5150_SATURATION_CTL);
834 return 0;
835 case V4L2_CID_HUE:
836 ctrl->value = tvp5150_read(c, TVP5150_HUE_CTL);
837 return 0;
838 }
839 return -EINVAL;
840 }
841
842 static int tvp5150_set_ctrl(struct i2c_client *c, struct v4l2_control *ctrl)
843 {
844 /* struct tvp5150 *decoder = i2c_get_clientdata(c); */
845
846 switch (ctrl->id) {
847 case V4L2_CID_BRIGHTNESS:
848 tvp5150_write(c, TVP5150_BRIGHT_CTL, ctrl->value);
849 return 0;
850 case V4L2_CID_CONTRAST:
851 tvp5150_write(c, TVP5150_CONTRAST_CTL, ctrl->value);
852 return 0;
853 case V4L2_CID_SATURATION:
854 tvp5150_write(c, TVP5150_SATURATION_CTL, ctrl->value);
855 return 0;
856 case V4L2_CID_HUE:
857 tvp5150_write(c, TVP5150_HUE_CTL, ctrl->value);
858 return 0;
859 }
860 return -EINVAL;
861 }
862
863 /****************************************************************************
864 I2C Command
865 ****************************************************************************/
866 static int tvp5150_command(struct i2c_client *c,
867 unsigned int cmd, void *arg)
868 {
869 struct tvp5150 *decoder = i2c_get_clientdata(c);
870
871 switch (cmd) {
872
873 case 0:
874 case VIDIOC_INT_RESET:
875 tvp5150_reset(c);
876 break;
877 case VIDIOC_INT_G_VIDEO_ROUTING:
878 {
879 struct v4l2_routing *route = arg;
880
881 *route = decoder->route;
882 break;
883 }
884 case VIDIOC_INT_S_VIDEO_ROUTING:
885 {
886 struct v4l2_routing *route = arg;
887
888 decoder->route = *route;
889 tvp5150_selmux(c);
890 break;
891 }
892 case VIDIOC_S_STD:
893 if (decoder->norm == *(v4l2_std_id *)arg)
894 break;
895 return tvp5150_set_std(c, *(v4l2_std_id *)arg);
896 case VIDIOC_G_STD:
897 *(v4l2_std_id *)arg = decoder->norm;
898 break;
899
900 case VIDIOC_G_SLICED_VBI_CAP:
901 {
902 struct v4l2_sliced_vbi_cap *cap = arg;
903 tvp5150_dbg(1, "VIDIOC_G_SLICED_VBI_CAP\n");
904
905 tvp5150_vbi_get_cap(vbi_ram_default, cap);
906 break;
907 }
908 case VIDIOC_S_FMT:
909 {
910 struct v4l2_format *fmt;
911 struct v4l2_sliced_vbi_format *svbi;
912 int i;
913
914 fmt = arg;
915 if (fmt->type != V4L2_BUF_TYPE_SLICED_VBI_CAPTURE)
916 return -EINVAL;
917 svbi = &fmt->fmt.sliced;
918 if (svbi->service_set != 0) {
919 for (i = 0; i <= 23; i++) {
920 svbi->service_lines[1][i] = 0;
921
922 svbi->service_lines[0][i]=tvp5150_set_vbi(c,
923 vbi_ram_default,
924 svbi->service_lines[0][i],0xf0,i,3);
925 }
926 /* Enables FIFO */
927 tvp5150_write(c, TVP5150_FIFO_OUT_CTRL,1);
928 } else {
929 /* Disables FIFO*/
930 tvp5150_write(c, TVP5150_FIFO_OUT_CTRL,0);
931
932 /* Disable Full Field */
933 tvp5150_write(c, TVP5150_FULL_FIELD_ENA, 0);
934
935 /* Disable Line modes */
936 for (i=TVP5150_LINE_MODE_INI; i<=TVP5150_LINE_MODE_END; i++)
937 tvp5150_write(c, i, 0xff);
938 }
939 break;
940 }
941 case VIDIOC_G_FMT:
942 {
943 struct v4l2_format *fmt;
944 struct v4l2_sliced_vbi_format *svbi;
945
946 int i, mask=0;
947
948 fmt = arg;
949 if (fmt->type != V4L2_BUF_TYPE_SLICED_VBI_CAPTURE)
950 return -EINVAL;
951 svbi = &fmt->fmt.sliced;
952 memset(svbi, 0, sizeof(*svbi));
953
954 for (i = 0; i <= 23; i++) {
955 svbi->service_lines[0][i]=tvp5150_get_vbi(c,
956 vbi_ram_default,i);
957 mask|=svbi->service_lines[0][i];
958 }
959 svbi->service_set=mask;
960 break;
961 }
962
963 #ifdef CONFIG_VIDEO_ADV_DEBUG
964 case VIDIOC_DBG_G_REGISTER:
965 case VIDIOC_DBG_S_REGISTER:
966 {
967 struct v4l2_register *reg = arg;
968
969 if (!v4l2_chip_match_i2c_client(c, reg->match_type, reg->match_chip))
970 return -EINVAL;
971 if (!capable(CAP_SYS_ADMIN))
972 return -EPERM;
973 if (cmd == VIDIOC_DBG_G_REGISTER)
974 reg->val = tvp5150_read(c, reg->reg & 0xff);
975 else
976 tvp5150_write(c, reg->reg & 0xff, reg->val & 0xff);
977 break;
978 }
979 #endif
980
981 case VIDIOC_LOG_STATUS:
982 dump_reg(c);
983 break;
984
985 case VIDIOC_G_TUNER:
986 {
987 struct v4l2_tuner *vt = arg;
988 int status = tvp5150_read(c, 0x88);
989
990 vt->signal = ((status & 0x04) && (status & 0x02)) ? 0xffff : 0x0;
991 break;
992 }
993 case VIDIOC_QUERYCTRL:
994 {
995 struct v4l2_queryctrl *qc = arg;
996 int i;
997
998 tvp5150_dbg(1, "VIDIOC_QUERYCTRL called\n");
999
1000 for (i = 0; i < ARRAY_SIZE(tvp5150_qctrl); i++)
1001 if (qc->id && qc->id == tvp5150_qctrl[i].id) {
1002 memcpy(qc, &(tvp5150_qctrl[i]),
1003 sizeof(*qc));
1004 return 0;
1005 }
1006
1007 return -EINVAL;
1008 }
1009 case VIDIOC_G_CTRL:
1010 {
1011 struct v4l2_control *ctrl = arg;
1012 tvp5150_dbg(1, "VIDIOC_G_CTRL called\n");
1013
1014 return tvp5150_get_ctrl(c, ctrl);
1015 }
1016 case VIDIOC_S_CTRL:
1017 {
1018 struct v4l2_control *ctrl = arg;
1019 u8 i, n;
1020 n = ARRAY_SIZE(tvp5150_qctrl);
1021 for (i = 0; i < n; i++)
1022 if (ctrl->id == tvp5150_qctrl[i].id) {
1023 if (ctrl->value <
1024 tvp5150_qctrl[i].minimum
1025 || ctrl->value >
1026 tvp5150_qctrl[i].maximum)
1027 return -ERANGE;
1028 tvp5150_dbg(1,
1029 "VIDIOC_S_CTRL: id=%d, value=%d\n",
1030 ctrl->id, ctrl->value);
1031 return tvp5150_set_ctrl(c, ctrl);
1032 }
1033 return -EINVAL;
1034 }
1035
1036 default:
1037 return -EINVAL;
1038 }
1039
1040 return 0;
1041 }
1042
1043 /****************************************************************************
1044 I2C Client & Driver
1045 ****************************************************************************/
1046 static struct i2c_driver driver;
1047
1048 static struct i2c_client client_template = {
1049 .name = "(unset)",
1050 .driver = &driver,
1051 };
1052
1053 static int tvp5150_detect_client(struct i2c_adapter *adapter,
1054 int address, int kind)
1055 {
1056 struct i2c_client *c;
1057 struct tvp5150 *core;
1058 int rv;
1059
1060 if (debug)
1061 printk( KERN_INFO
1062 "tvp5150.c: detecting tvp5150 client on address 0x%x\n",
1063 address << 1);
1064
1065 client_template.adapter = adapter;
1066 client_template.addr = address;
1067
1068 /* Check if the adapter supports the needed features */
1069 if (!i2c_check_functionality
1070 (adapter,
1071 I2C_FUNC_SMBUS_READ_BYTE | I2C_FUNC_SMBUS_WRITE_BYTE_DATA))
1072 return 0;
1073
1074 c = kmalloc(sizeof(struct i2c_client), GFP_KERNEL);
1075 if (c == 0)
1076 return -ENOMEM;
1077 memcpy(c, &client_template, sizeof(struct i2c_client));
1078
1079 core = kzalloc(sizeof(struct tvp5150), GFP_KERNEL);
1080 if (core == 0) {
1081 kfree(c);
1082 return -ENOMEM;
1083 }
1084 i2c_set_clientdata(c, core);
1085
1086 rv = i2c_attach_client(c);
1087
1088 core->norm = V4L2_STD_ALL; /* Default is autodetect */
1089 core->route.input = TVP5150_COMPOSITE1;
1090 core->enable = 1;
1091 core->bright = 128;
1092 core->contrast = 128;
1093 core->hue = 0;
1094 core->sat = 128;
1095
1096 if (rv) {
1097 kfree(c);
1098 kfree(core);
1099 return rv;
1100 }
1101
1102 if (debug > 1)
1103 dump_reg(c);
1104 return 0;
1105 }
1106
1107 static int tvp5150_attach_adapter(struct i2c_adapter *adapter)
1108 {
1109 if (debug)
1110 printk( KERN_INFO
1111 "tvp5150.c: starting probe for adapter %s (0x%x)\n",
1112 adapter->name, adapter->id);
1113 return i2c_probe(adapter, &addr_data, &tvp5150_detect_client);
1114 }
1115
1116 static int tvp5150_detach_client(struct i2c_client *c)
1117 {
1118 struct tvp5150 *decoder = i2c_get_clientdata(c);
1119 int err;
1120
1121 tvp5150_dbg(1,
1122 "tvp5150.c: removing tvp5150 adapter on address 0x%x\n",
1123 c->addr << 1);
1124
1125 err = i2c_detach_client(c);
1126 if (err) {
1127 return err;
1128 }
1129
1130 kfree(decoder);
1131 kfree(c);
1132
1133 return 0;
1134 }
1135
1136 /* ----------------------------------------------------------------------- */
1137
1138 static struct i2c_driver driver = {
1139 .driver = {
1140 .name = "tvp5150",
1141 },
1142 .id = I2C_DRIVERID_TVP5150,
1143
1144 .attach_adapter = tvp5150_attach_adapter,
1145 .detach_client = tvp5150_detach_client,
1146
1147 .command = tvp5150_command,
1148 };
1149
1150 static int __init tvp5150_init(void)
1151 {
1152 return i2c_add_driver(&driver);
1153 }
1154
1155 static void __exit tvp5150_exit(void)
1156 {
1157 i2c_del_driver(&driver);
1158 }
1159
1160 module_init(tvp5150_init);
1161 module_exit(tvp5150_exit);
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