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Linux 2.6.34-rc3
[pohmelfs.git] / drivers / media / video / tvp5150.c
blob2d38e253f14e395416cbec779ffb6e31452f55ee
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/videodev2.h>
10 #include <linux/delay.h>
11 #include <media/v4l2-device.h>
12 #include <media/tvp5150.h>
13 #include <media/v4l2-i2c-drv.h>
14 #include <media/v4l2-chip-ident.h>
15
16 #include "tvp5150_reg.h"
17
18 MODULE_DESCRIPTION("Texas Instruments TVP5150A video decoder driver");
19 MODULE_AUTHOR("Mauro Carvalho Chehab");
20 MODULE_LICENSE("GPL");
21
22
23 static int debug;
24 module_param(debug, int, 0);
25 MODULE_PARM_DESC(debug, "Debug level (0-2)");
26
27 /* supported controls */
28 static struct v4l2_queryctrl tvp5150_qctrl[] = {
29 {
30 .id = V4L2_CID_BRIGHTNESS,
31 .type = V4L2_CTRL_TYPE_INTEGER,
32 .name = "Brightness",
33 .minimum = 0,
34 .maximum = 255,
35 .step = 1,
36 .default_value = 128,
37 .flags = 0,
38 }, {
39 .id = V4L2_CID_CONTRAST,
40 .type = V4L2_CTRL_TYPE_INTEGER,
41 .name = "Contrast",
42 .minimum = 0,
43 .maximum = 255,
44 .step = 0x1,
45 .default_value = 128,
46 .flags = 0,
47 }, {
48 .id = V4L2_CID_SATURATION,
49 .type = V4L2_CTRL_TYPE_INTEGER,
50 .name = "Saturation",
51 .minimum = 0,
52 .maximum = 255,
53 .step = 0x1,
54 .default_value = 128,
55 .flags = 0,
56 }, {
57 .id = V4L2_CID_HUE,
58 .type = V4L2_CTRL_TYPE_INTEGER,
59 .name = "Hue",
60 .minimum = -128,
61 .maximum = 127,
62 .step = 0x1,
63 .default_value = 0,
64 .flags = 0,
65 }
66 };
67
68 struct tvp5150 {
69 struct v4l2_subdev sd;
70
71 v4l2_std_id norm; /* Current set standard */
72 u32 input;
73 u32 output;
74 int enable;
75 int bright;
76 int contrast;
77 int hue;
78 int sat;
79 };
80
81 static inline struct tvp5150 *to_tvp5150(struct v4l2_subdev *sd)
82 {
83 return container_of(sd, struct tvp5150, sd);
84 }
85
86 static int tvp5150_read(struct v4l2_subdev *sd, unsigned char addr)
87 {
88 struct i2c_client *c = v4l2_get_subdevdata(sd);
89 unsigned char buffer[1];
90 int rc;
91
92 buffer[0] = addr;
93 if (1 != (rc = i2c_master_send(c, buffer, 1)))
94 v4l2_dbg(0, debug, sd, "i2c i/o error: rc == %d (should be 1)\n", rc);
95
96 msleep(10);
97
98 if (1 != (rc = i2c_master_recv(c, buffer, 1)))
99 v4l2_dbg(0, debug, sd, "i2c i/o error: rc == %d (should be 1)\n", rc);
100
101 v4l2_dbg(2, debug, sd, "tvp5150: read 0x%02x = 0x%02x\n", addr, buffer[0]);
102
103 return (buffer[0]);
104 }
105
106 static inline void tvp5150_write(struct v4l2_subdev *sd, unsigned char addr,
107 unsigned char value)
108 {
109 struct i2c_client *c = v4l2_get_subdevdata(sd);
110 unsigned char buffer[2];
111 int rc;
112
113 buffer[0] = addr;
114 buffer[1] = value;
115 v4l2_dbg(2, debug, sd, "tvp5150: writing 0x%02x 0x%02x\n", buffer[0], buffer[1]);
116 if (2 != (rc = i2c_master_send(c, buffer, 2)))
117 v4l2_dbg(0, debug, sd, "i2c i/o error: rc == %d (should be 2)\n", rc);
118 }
119
120 static void dump_reg_range(struct v4l2_subdev *sd, char *s, u8 init,
121 const u8 end, int max_line)
122 {
123 int i = 0;
124
125 while (init != (u8)(end + 1)) {
126 if ((i % max_line) == 0) {
127 if (i > 0)
128 printk("\n");
129 printk("tvp5150: %s reg 0x%02x = ", s, init);
130 }
131 printk("%02x ", tvp5150_read(sd, init));
132
133 init++;
134 i++;
135 }
136 printk("\n");
137 }
138
139 static int tvp5150_log_status(struct v4l2_subdev *sd)
140 {
141 printk("tvp5150: Video input source selection #1 = 0x%02x\n",
142 tvp5150_read(sd, TVP5150_VD_IN_SRC_SEL_1));
143 printk("tvp5150: Analog channel controls = 0x%02x\n",
144 tvp5150_read(sd, TVP5150_ANAL_CHL_CTL));
145 printk("tvp5150: Operation mode controls = 0x%02x\n",
146 tvp5150_read(sd, TVP5150_OP_MODE_CTL));
147 printk("tvp5150: Miscellaneous controls = 0x%02x\n",
148 tvp5150_read(sd, TVP5150_MISC_CTL));
149 printk("tvp5150: Autoswitch mask= 0x%02x\n",
150 tvp5150_read(sd, TVP5150_AUTOSW_MSK));
151 printk("tvp5150: Color killer threshold control = 0x%02x\n",
152 tvp5150_read(sd, TVP5150_COLOR_KIL_THSH_CTL));
153 printk("tvp5150: Luminance processing controls #1 #2 and #3 = %02x %02x %02x\n",
154 tvp5150_read(sd, TVP5150_LUMA_PROC_CTL_1),
155 tvp5150_read(sd, TVP5150_LUMA_PROC_CTL_2),
156 tvp5150_read(sd, TVP5150_LUMA_PROC_CTL_3));
157 printk("tvp5150: Brightness control = 0x%02x\n",
158 tvp5150_read(sd, TVP5150_BRIGHT_CTL));
159 printk("tvp5150: Color saturation control = 0x%02x\n",
160 tvp5150_read(sd, TVP5150_SATURATION_CTL));
161 printk("tvp5150: Hue control = 0x%02x\n",
162 tvp5150_read(sd, TVP5150_HUE_CTL));
163 printk("tvp5150: Contrast control = 0x%02x\n",
164 tvp5150_read(sd, TVP5150_CONTRAST_CTL));
165 printk("tvp5150: Outputs and data rates select = 0x%02x\n",
166 tvp5150_read(sd, TVP5150_DATA_RATE_SEL));
167 printk("tvp5150: Configuration shared pins = 0x%02x\n",
168 tvp5150_read(sd, TVP5150_CONF_SHARED_PIN));
169 printk("tvp5150: Active video cropping start = 0x%02x%02x\n",
170 tvp5150_read(sd, TVP5150_ACT_VD_CROP_ST_MSB),
171 tvp5150_read(sd, TVP5150_ACT_VD_CROP_ST_LSB));
172 printk("tvp5150: Active video cropping stop = 0x%02x%02x\n",
173 tvp5150_read(sd, TVP5150_ACT_VD_CROP_STP_MSB),
174 tvp5150_read(sd, TVP5150_ACT_VD_CROP_STP_LSB));
175 printk("tvp5150: Genlock/RTC = 0x%02x\n",
176 tvp5150_read(sd, TVP5150_GENLOCK));
177 printk("tvp5150: Horizontal sync start = 0x%02x\n",
178 tvp5150_read(sd, TVP5150_HORIZ_SYNC_START));
179 printk("tvp5150: Vertical blanking start = 0x%02x\n",
180 tvp5150_read(sd, TVP5150_VERT_BLANKING_START));
181 printk("tvp5150: Vertical blanking stop = 0x%02x\n",
182 tvp5150_read(sd, TVP5150_VERT_BLANKING_STOP));
183 printk("tvp5150: Chrominance processing control #1 and #2 = %02x %02x\n",
184 tvp5150_read(sd, TVP5150_CHROMA_PROC_CTL_1),
185 tvp5150_read(sd, TVP5150_CHROMA_PROC_CTL_2));
186 printk("tvp5150: Interrupt reset register B = 0x%02x\n",
187 tvp5150_read(sd, TVP5150_INT_RESET_REG_B));
188 printk("tvp5150: Interrupt enable register B = 0x%02x\n",
189 tvp5150_read(sd, TVP5150_INT_ENABLE_REG_B));
190 printk("tvp5150: Interrupt configuration register B = 0x%02x\n",
191 tvp5150_read(sd, TVP5150_INTT_CONFIG_REG_B));
192 printk("tvp5150: Video standard = 0x%02x\n",
193 tvp5150_read(sd, TVP5150_VIDEO_STD));
194 printk("tvp5150: Chroma gain factor: Cb=0x%02x Cr=0x%02x\n",
195 tvp5150_read(sd, TVP5150_CB_GAIN_FACT),
196 tvp5150_read(sd, TVP5150_CR_GAIN_FACTOR));
197 printk("tvp5150: Macrovision on counter = 0x%02x\n",
198 tvp5150_read(sd, TVP5150_MACROVISION_ON_CTR));
199 printk("tvp5150: Macrovision off counter = 0x%02x\n",
200 tvp5150_read(sd, TVP5150_MACROVISION_OFF_CTR));
201 printk("tvp5150: ITU-R BT.656.%d timing(TVP5150AM1 only)\n",
202 (tvp5150_read(sd, TVP5150_REV_SELECT) & 1) ? 3 : 4);
203 printk("tvp5150: Device ID = %02x%02x\n",
204 tvp5150_read(sd, TVP5150_MSB_DEV_ID),
205 tvp5150_read(sd, TVP5150_LSB_DEV_ID));
206 printk("tvp5150: ROM version = (hex) %02x.%02x\n",
207 tvp5150_read(sd, TVP5150_ROM_MAJOR_VER),
208 tvp5150_read(sd, TVP5150_ROM_MINOR_VER));
209 printk("tvp5150: Vertical line count = 0x%02x%02x\n",
210 tvp5150_read(sd, TVP5150_VERT_LN_COUNT_MSB),
211 tvp5150_read(sd, TVP5150_VERT_LN_COUNT_LSB));
212 printk("tvp5150: Interrupt status register B = 0x%02x\n",
213 tvp5150_read(sd, TVP5150_INT_STATUS_REG_B));
214 printk("tvp5150: Interrupt active register B = 0x%02x\n",
215 tvp5150_read(sd, TVP5150_INT_ACTIVE_REG_B));
216 printk("tvp5150: Status regs #1 to #5 = %02x %02x %02x %02x %02x\n",
217 tvp5150_read(sd, TVP5150_STATUS_REG_1),
218 tvp5150_read(sd, TVP5150_STATUS_REG_2),
219 tvp5150_read(sd, TVP5150_STATUS_REG_3),
220 tvp5150_read(sd, TVP5150_STATUS_REG_4),
221 tvp5150_read(sd, TVP5150_STATUS_REG_5));
222
223 dump_reg_range(sd, "Teletext filter 1", TVP5150_TELETEXT_FIL1_INI,
224 TVP5150_TELETEXT_FIL1_END, 8);
225 dump_reg_range(sd, "Teletext filter 2", TVP5150_TELETEXT_FIL2_INI,
226 TVP5150_TELETEXT_FIL2_END, 8);
227
228 printk("tvp5150: Teletext filter enable = 0x%02x\n",
229 tvp5150_read(sd, TVP5150_TELETEXT_FIL_ENA));
230 printk("tvp5150: Interrupt status register A = 0x%02x\n",
231 tvp5150_read(sd, TVP5150_INT_STATUS_REG_A));
232 printk("tvp5150: Interrupt enable register A = 0x%02x\n",
233 tvp5150_read(sd, TVP5150_INT_ENABLE_REG_A));
234 printk("tvp5150: Interrupt configuration = 0x%02x\n",
235 tvp5150_read(sd, TVP5150_INT_CONF));
236 printk("tvp5150: VDP status register = 0x%02x\n",
237 tvp5150_read(sd, TVP5150_VDP_STATUS_REG));
238 printk("tvp5150: FIFO word count = 0x%02x\n",
239 tvp5150_read(sd, TVP5150_FIFO_WORD_COUNT));
240 printk("tvp5150: FIFO interrupt threshold = 0x%02x\n",
241 tvp5150_read(sd, TVP5150_FIFO_INT_THRESHOLD));
242 printk("tvp5150: FIFO reset = 0x%02x\n",
243 tvp5150_read(sd, TVP5150_FIFO_RESET));
244 printk("tvp5150: Line number interrupt = 0x%02x\n",
245 tvp5150_read(sd, TVP5150_LINE_NUMBER_INT));
246 printk("tvp5150: Pixel alignment register = 0x%02x%02x\n",
247 tvp5150_read(sd, TVP5150_PIX_ALIGN_REG_HIGH),
248 tvp5150_read(sd, TVP5150_PIX_ALIGN_REG_LOW));
249 printk("tvp5150: FIFO output control = 0x%02x\n",
250 tvp5150_read(sd, TVP5150_FIFO_OUT_CTRL));
251 printk("tvp5150: Full field enable = 0x%02x\n",
252 tvp5150_read(sd, TVP5150_FULL_FIELD_ENA));
253 printk("tvp5150: Full field mode register = 0x%02x\n",
254 tvp5150_read(sd, TVP5150_FULL_FIELD_MODE_REG));
255
256 dump_reg_range(sd, "CC data", TVP5150_CC_DATA_INI,
257 TVP5150_CC_DATA_END, 8);
258
259 dump_reg_range(sd, "WSS data", TVP5150_WSS_DATA_INI,
260 TVP5150_WSS_DATA_END, 8);
261
262 dump_reg_range(sd, "VPS data", TVP5150_VPS_DATA_INI,
263 TVP5150_VPS_DATA_END, 8);
264
265 dump_reg_range(sd, "VITC data", TVP5150_VITC_DATA_INI,
266 TVP5150_VITC_DATA_END, 10);
267
268 dump_reg_range(sd, "Line mode", TVP5150_LINE_MODE_INI,
269 TVP5150_LINE_MODE_END, 8);
270 return 0;
271 }
272
273 /****************************************************************************
274 Basic functions
275 ****************************************************************************/
276
277 static inline void tvp5150_selmux(struct v4l2_subdev *sd)
278 {
279 int opmode=0;
280 struct tvp5150 *decoder = to_tvp5150(sd);
281 int input = 0;
282 unsigned char val;
283
284 if ((decoder->output & TVP5150_BLACK_SCREEN) || !decoder->enable)
285 input = 8;
286
287 switch (decoder->input) {
288 case TVP5150_COMPOSITE1:
289 input |= 2;
290 /* fall through */
291 case TVP5150_COMPOSITE0:
292 opmode=0x30; /* TV Mode */
293 break;
294 case TVP5150_SVIDEO:
295 default:
296 input |= 1;
297 opmode=0; /* Auto Mode */
298 break;
299 }
300
301 v4l2_dbg(1, debug, sd, "Selecting video route: route input=%i, output=%i "
302 "=> tvp5150 input=%i, opmode=%i\n",
303 decoder->input, decoder->output,
304 input, opmode);
305
306 tvp5150_write(sd, TVP5150_OP_MODE_CTL, opmode);
307 tvp5150_write(sd, TVP5150_VD_IN_SRC_SEL_1, input);
308
309 /* Svideo should enable YCrCb output and disable GPCL output
310 * For Composite and TV, it should be the reverse
311 */
312 val = tvp5150_read(sd, TVP5150_MISC_CTL);
313 if (decoder->input == TVP5150_SVIDEO)
314 val = (val & ~0x40) | 0x10;
315 else
316 val = (val & ~0x10) | 0x40;
317 tvp5150_write(sd, TVP5150_MISC_CTL, val);
318 };
319
320 struct i2c_reg_value {
321 unsigned char reg;
322 unsigned char value;
323 };
324
325 /* Default values as sugested at TVP5150AM1 datasheet */
326 static const struct i2c_reg_value tvp5150_init_default[] = {
327 { /* 0x00 */
328 TVP5150_VD_IN_SRC_SEL_1,0x00
329 },
330 { /* 0x01 */
331 TVP5150_ANAL_CHL_CTL,0x15
332 },
333 { /* 0x02 */
334 TVP5150_OP_MODE_CTL,0x00
335 },
336 { /* 0x03 */
337 TVP5150_MISC_CTL,0x01
338 },
339 { /* 0x06 */
340 TVP5150_COLOR_KIL_THSH_CTL,0x10
341 },
342 { /* 0x07 */
343 TVP5150_LUMA_PROC_CTL_1,0x60
344 },
345 { /* 0x08 */
346 TVP5150_LUMA_PROC_CTL_2,0x00
347 },
348 { /* 0x09 */
349 TVP5150_BRIGHT_CTL,0x80
350 },
351 { /* 0x0a */
352 TVP5150_SATURATION_CTL,0x80
353 },
354 { /* 0x0b */
355 TVP5150_HUE_CTL,0x00
356 },
357 { /* 0x0c */
358 TVP5150_CONTRAST_CTL,0x80
359 },
360 { /* 0x0d */
361 TVP5150_DATA_RATE_SEL,0x47
362 },
363 { /* 0x0e */
364 TVP5150_LUMA_PROC_CTL_3,0x00
365 },
366 { /* 0x0f */
367 TVP5150_CONF_SHARED_PIN,0x08
368 },
369 { /* 0x11 */
370 TVP5150_ACT_VD_CROP_ST_MSB,0x00
371 },
372 { /* 0x12 */
373 TVP5150_ACT_VD_CROP_ST_LSB,0x00
374 },
375 { /* 0x13 */
376 TVP5150_ACT_VD_CROP_STP_MSB,0x00
377 },
378 { /* 0x14 */
379 TVP5150_ACT_VD_CROP_STP_LSB,0x00
380 },
381 { /* 0x15 */
382 TVP5150_GENLOCK,0x01
383 },
384 { /* 0x16 */
385 TVP5150_HORIZ_SYNC_START,0x80
386 },
387 { /* 0x18 */
388 TVP5150_VERT_BLANKING_START,0x00
389 },
390 { /* 0x19 */
391 TVP5150_VERT_BLANKING_STOP,0x00
392 },
393 { /* 0x1a */
394 TVP5150_CHROMA_PROC_CTL_1,0x0c
395 },
396 { /* 0x1b */
397 TVP5150_CHROMA_PROC_CTL_2,0x14
398 },
399 { /* 0x1c */
400 TVP5150_INT_RESET_REG_B,0x00
401 },
402 { /* 0x1d */
403 TVP5150_INT_ENABLE_REG_B,0x00
404 },
405 { /* 0x1e */
406 TVP5150_INTT_CONFIG_REG_B,0x00
407 },
408 { /* 0x28 */
409 TVP5150_VIDEO_STD,0x00
410 },
411 { /* 0x2e */
412 TVP5150_MACROVISION_ON_CTR,0x0f
413 },
414 { /* 0x2f */
415 TVP5150_MACROVISION_OFF_CTR,0x01
416 },
417 { /* 0xbb */
418 TVP5150_TELETEXT_FIL_ENA,0x00
419 },
420 { /* 0xc0 */
421 TVP5150_INT_STATUS_REG_A,0x00
422 },
423 { /* 0xc1 */
424 TVP5150_INT_ENABLE_REG_A,0x00
425 },
426 { /* 0xc2 */
427 TVP5150_INT_CONF,0x04
428 },
429 { /* 0xc8 */
430 TVP5150_FIFO_INT_THRESHOLD,0x80
431 },
432 { /* 0xc9 */
433 TVP5150_FIFO_RESET,0x00
434 },
435 { /* 0xca */
436 TVP5150_LINE_NUMBER_INT,0x00
437 },
438 { /* 0xcb */
439 TVP5150_PIX_ALIGN_REG_LOW,0x4e
440 },
441 { /* 0xcc */
442 TVP5150_PIX_ALIGN_REG_HIGH,0x00
443 },
444 { /* 0xcd */
445 TVP5150_FIFO_OUT_CTRL,0x01
446 },
447 { /* 0xcf */
448 TVP5150_FULL_FIELD_ENA,0x00
449 },
450 { /* 0xd0 */
451 TVP5150_LINE_MODE_INI,0x00
452 },
453 { /* 0xfc */
454 TVP5150_FULL_FIELD_MODE_REG,0x7f
455 },
456 { /* end of data */
457 0xff,0xff
458 }
459 };
460
461 /* Default values as sugested at TVP5150AM1 datasheet */
462 static const struct i2c_reg_value tvp5150_init_enable[] = {
463 {
464 TVP5150_CONF_SHARED_PIN, 2
465 },{ /* Automatic offset and AGC enabled */
466 TVP5150_ANAL_CHL_CTL, 0x15
467 },{ /* Activate YCrCb output 0x9 or 0xd ? */
468 TVP5150_MISC_CTL, 0x6f
469 },{ /* Activates video std autodetection for all standards */
470 TVP5150_AUTOSW_MSK, 0x0
471 },{ /* Default format: 0x47. For 4:2:2: 0x40 */
472 TVP5150_DATA_RATE_SEL, 0x47
473 },{
474 TVP5150_CHROMA_PROC_CTL_1, 0x0c
475 },{
476 TVP5150_CHROMA_PROC_CTL_2, 0x54
477 },{ /* Non documented, but initialized on WinTV USB2 */
478 0x27, 0x20
479 },{
480 0xff,0xff
481 }
482 };
483
484 struct tvp5150_vbi_type {
485 unsigned int vbi_type;
486 unsigned int ini_line;
487 unsigned int end_line;
488 unsigned int by_field :1;
489 };
490
491 struct i2c_vbi_ram_value {
492 u16 reg;
493 struct tvp5150_vbi_type type;
494 unsigned char values[16];
495 };
496
497 /* This struct have the values for each supported VBI Standard
498 * by
499 tvp5150_vbi_types should follow the same order as vbi_ram_default
500 * value 0 means rom position 0x10, value 1 means rom position 0x30
501 * and so on. There are 16 possible locations from 0 to 15.
502 */
503
504 static struct i2c_vbi_ram_value vbi_ram_default[] =
505 {
506 /* FIXME: Current api doesn't handle all VBI types, those not
507 yet supported are placed under #if 0 */
508 #if 0
509 {0x010, /* Teletext, SECAM, WST System A */
510 {V4L2_SLICED_TELETEXT_SECAM,6,23,1},
511 { 0xaa, 0xaa, 0xff, 0xff, 0xe7, 0x2e, 0x20, 0x26,
512 0xe6, 0xb4, 0x0e, 0x00, 0x00, 0x00, 0x10, 0x00 }
513 },
514 #endif
515 {0x030, /* Teletext, PAL, WST System B */
516 {V4L2_SLICED_TELETEXT_B,6,22,1},
517 { 0xaa, 0xaa, 0xff, 0xff, 0x27, 0x2e, 0x20, 0x2b,
518 0xa6, 0x72, 0x10, 0x00, 0x00, 0x00, 0x10, 0x00 }
519 },
520 #if 0
521 {0x050, /* Teletext, PAL, WST System C */
522 {V4L2_SLICED_TELETEXT_PAL_C,6,22,1},
523 { 0xaa, 0xaa, 0xff, 0xff, 0xe7, 0x2e, 0x20, 0x22,
524 0xa6, 0x98, 0x0d, 0x00, 0x00, 0x00, 0x10, 0x00 }
525 },
526 {0x070, /* Teletext, NTSC, WST System B */
527 {V4L2_SLICED_TELETEXT_NTSC_B,10,21,1},
528 { 0xaa, 0xaa, 0xff, 0xff, 0x27, 0x2e, 0x20, 0x23,
529 0x69, 0x93, 0x0d, 0x00, 0x00, 0x00, 0x10, 0x00 }
530 },
531 {0x090, /* Tetetext, NTSC NABTS System C */
532 {V4L2_SLICED_TELETEXT_NTSC_C,10,21,1},
533 { 0xaa, 0xaa, 0xff, 0xff, 0xe7, 0x2e, 0x20, 0x22,
534 0x69, 0x93, 0x0d, 0x00, 0x00, 0x00, 0x15, 0x00 }
535 },
536 {0x0b0, /* Teletext, NTSC-J, NABTS System D */
537 {V4L2_SLICED_TELETEXT_NTSC_D,10,21,1},
538 { 0xaa, 0xaa, 0xff, 0xff, 0xa7, 0x2e, 0x20, 0x23,
539 0x69, 0x93, 0x0d, 0x00, 0x00, 0x00, 0x10, 0x00 }
540 },
541 {0x0d0, /* Closed Caption, PAL/SECAM */
542 {V4L2_SLICED_CAPTION_625,22,22,1},
543 { 0xaa, 0x2a, 0xff, 0x3f, 0x04, 0x51, 0x6e, 0x02,
544 0xa6, 0x7b, 0x09, 0x00, 0x00, 0x00, 0x27, 0x00 }
545 },
546 #endif
547 {0x0f0, /* Closed Caption, NTSC */
548 {V4L2_SLICED_CAPTION_525,21,21,1},
549 { 0xaa, 0x2a, 0xff, 0x3f, 0x04, 0x51, 0x6e, 0x02,
550 0x69, 0x8c, 0x09, 0x00, 0x00, 0x00, 0x27, 0x00 }
551 },
552 {0x110, /* Wide Screen Signal, PAL/SECAM */
553 {V4L2_SLICED_WSS_625,23,23,1},
554 { 0x5b, 0x55, 0xc5, 0xff, 0x00, 0x71, 0x6e, 0x42,
555 0xa6, 0xcd, 0x0f, 0x00, 0x00, 0x00, 0x3a, 0x00 }
556 },
557 #if 0
558 {0x130, /* Wide Screen Signal, NTSC C */
559 {V4L2_SLICED_WSS_525,20,20,1},
560 { 0x38, 0x00, 0x3f, 0x00, 0x00, 0x71, 0x6e, 0x43,
561 0x69, 0x7c, 0x08, 0x00, 0x00, 0x00, 0x39, 0x00 }
562 },
563 {0x150, /* Vertical Interval Timecode (VITC), PAL/SECAM */
564 {V4l2_SLICED_VITC_625,6,22,0},
565 { 0x00, 0x00, 0x00, 0x00, 0x00, 0x8f, 0x6d, 0x49,
566 0xa6, 0x85, 0x08, 0x00, 0x00, 0x00, 0x4c, 0x00 }
567 },
568 {0x170, /* Vertical Interval Timecode (VITC), NTSC */
569 {V4l2_SLICED_VITC_525,10,20,0},
570 { 0x00, 0x00, 0x00, 0x00, 0x00, 0x8f, 0x6d, 0x49,
571 0x69, 0x94, 0x08, 0x00, 0x00, 0x00, 0x4c, 0x00 }
572 },
573 #endif
574 {0x190, /* Video Program System (VPS), PAL */
575 {V4L2_SLICED_VPS,16,16,0},
576 { 0xaa, 0xaa, 0xff, 0xff, 0xba, 0xce, 0x2b, 0x0d,
577 0xa6, 0xda, 0x0b, 0x00, 0x00, 0x00, 0x60, 0x00 }
578 },
579 /* 0x1d0 User programmable */
580
581 /* End of struct */
582 { (u16)-1 }
583 };
584
585 static int tvp5150_write_inittab(struct v4l2_subdev *sd,
586 const struct i2c_reg_value *regs)
587 {
588 while (regs->reg != 0xff) {
589 tvp5150_write(sd, regs->reg, regs->value);
590 regs++;
591 }
592 return 0;
593 }
594
595 static int tvp5150_vdp_init(struct v4l2_subdev *sd,
596 const struct i2c_vbi_ram_value *regs)
597 {
598 unsigned int i;
599
600 /* Disable Full Field */
601 tvp5150_write(sd, TVP5150_FULL_FIELD_ENA, 0);
602
603 /* Before programming, Line mode should be at 0xff */
604 for (i = TVP5150_LINE_MODE_INI; i <= TVP5150_LINE_MODE_END; i++)
605 tvp5150_write(sd, i, 0xff);
606
607 /* Load Ram Table */
608 while (regs->reg != (u16)-1) {
609 tvp5150_write(sd, TVP5150_CONF_RAM_ADDR_HIGH, regs->reg >> 8);
610 tvp5150_write(sd, TVP5150_CONF_RAM_ADDR_LOW, regs->reg);
611
612 for (i = 0; i < 16; i++)
613 tvp5150_write(sd, TVP5150_VDP_CONF_RAM_DATA, regs->values[i]);
614
615 regs++;
616 }
617 return 0;
618 }
619
620 /* Fills VBI capabilities based on i2c_vbi_ram_value struct */
621 static int tvp5150_g_sliced_vbi_cap(struct v4l2_subdev *sd,
622 struct v4l2_sliced_vbi_cap *cap)
623 {
624 const struct i2c_vbi_ram_value *regs = vbi_ram_default;
625 int line;
626
627 v4l2_dbg(1, debug, sd, "g_sliced_vbi_cap\n");
628 memset(cap, 0, sizeof *cap);
629
630 while (regs->reg != (u16)-1 ) {
631 for (line=regs->type.ini_line;line<=regs->type.end_line;line++) {
632 cap->service_lines[0][line] |= regs->type.vbi_type;
633 }
634 cap->service_set |= regs->type.vbi_type;
635
636 regs++;
637 }
638 return 0;
639 }
640
641 /* Set vbi processing
642 * type - one of tvp5150_vbi_types
643 * line - line to gather data
644 * fields: bit 0 field1, bit 1, field2
645 * flags (default=0xf0) is a bitmask, were set means:
646 * bit 7: enable filtering null bytes on CC
647 * bit 6: send data also to FIFO
648 * bit 5: don't allow data with errors on FIFO
649 * bit 4: enable ECC when possible
650 * pix_align = pix alignment:
651 * LSB = field1
652 * MSB = field2
653 */
654 static int tvp5150_set_vbi(struct v4l2_subdev *sd,
655 const struct i2c_vbi_ram_value *regs,
656 unsigned int type,u8 flags, int line,
657 const int fields)
658 {
659 struct tvp5150 *decoder = to_tvp5150(sd);
660 v4l2_std_id std = decoder->norm;
661 u8 reg;
662 int pos=0;
663
664 if (std == V4L2_STD_ALL) {
665 v4l2_err(sd, "VBI can't be configured without knowing number of lines\n");
666 return 0;
667 } else if (std & V4L2_STD_625_50) {
668 /* Don't follow NTSC Line number convension */
669 line += 3;
670 }
671
672 if (line<6||line>27)
673 return 0;
674
675 while (regs->reg != (u16)-1 ) {
676 if ((type & regs->type.vbi_type) &&
677 (line>=regs->type.ini_line) &&
678 (line<=regs->type.end_line)) {
679 type=regs->type.vbi_type;
680 break;
681 }
682
683 regs++;
684 pos++;
685 }
686 if (regs->reg == (u16)-1)
687 return 0;
688
689 type=pos | (flags & 0xf0);
690 reg=((line-6)<<1)+TVP5150_LINE_MODE_INI;
691
692 if (fields&1) {
693 tvp5150_write(sd, reg, type);
694 }
695
696 if (fields&2) {
697 tvp5150_write(sd, reg+1, type);
698 }
699
700 return type;
701 }
702
703 static int tvp5150_get_vbi(struct v4l2_subdev *sd,
704 const struct i2c_vbi_ram_value *regs, int line)
705 {
706 struct tvp5150 *decoder = to_tvp5150(sd);
707 v4l2_std_id std = decoder->norm;
708 u8 reg;
709 int pos, type = 0;
710
711 if (std == V4L2_STD_ALL) {
712 v4l2_err(sd, "VBI can't be configured without knowing number of lines\n");
713 return 0;
714 } else if (std & V4L2_STD_625_50) {
715 /* Don't follow NTSC Line number convension */
716 line += 3;
717 }
718
719 if (line < 6 || line > 27)
720 return 0;
721
722 reg = ((line - 6) << 1) + TVP5150_LINE_MODE_INI;
723
724 pos = tvp5150_read(sd, reg) & 0x0f;
725 if (pos < 0x0f)
726 type = regs[pos].type.vbi_type;
727
728 pos = tvp5150_read(sd, reg + 1) & 0x0f;
729 if (pos < 0x0f)
730 type |= regs[pos].type.vbi_type;
731
732 return type;
733 }
734
735 static int tvp5150_set_std(struct v4l2_subdev *sd, v4l2_std_id std)
736 {
737 struct tvp5150 *decoder = to_tvp5150(sd);
738 int fmt = 0;
739
740 decoder->norm = std;
741
742 /* First tests should be against specific std */
743
744 if (std == V4L2_STD_ALL) {
745 fmt = 0; /* Autodetect mode */
746 } else if (std & V4L2_STD_NTSC_443) {
747 fmt = 0xa;
748 } else if (std & V4L2_STD_PAL_M) {
749 fmt = 0x6;
750 } else if (std & (V4L2_STD_PAL_N | V4L2_STD_PAL_Nc)) {
751 fmt = 0x8;
752 } else {
753 /* Then, test against generic ones */
754 if (std & V4L2_STD_NTSC)
755 fmt = 0x2;
756 else if (std & V4L2_STD_PAL)
757 fmt = 0x4;
758 else if (std & V4L2_STD_SECAM)
759 fmt = 0xc;
760 }
761
762 v4l2_dbg(1, debug, sd, "Set video std register to %d.\n", fmt);
763 tvp5150_write(sd, TVP5150_VIDEO_STD, fmt);
764 return 0;
765 }
766
767 static int tvp5150_s_std(struct v4l2_subdev *sd, v4l2_std_id std)
768 {
769 struct tvp5150 *decoder = to_tvp5150(sd);
770
771 if (decoder->norm == std)
772 return 0;
773
774 return tvp5150_set_std(sd, std);
775 }
776
777 static int tvp5150_reset(struct v4l2_subdev *sd, u32 val)
778 {
779 struct tvp5150 *decoder = to_tvp5150(sd);
780 u8 msb_id, lsb_id, msb_rom, lsb_rom;
781
782 msb_id = tvp5150_read(sd, TVP5150_MSB_DEV_ID);
783 lsb_id = tvp5150_read(sd, TVP5150_LSB_DEV_ID);
784 msb_rom = tvp5150_read(sd, TVP5150_ROM_MAJOR_VER);
785 lsb_rom = tvp5150_read(sd, TVP5150_ROM_MINOR_VER);
786
787 if (msb_rom == 4 && lsb_rom == 0) { /* Is TVP5150AM1 */
788 v4l2_info(sd, "tvp%02x%02xam1 detected.\n", msb_id, lsb_id);
789
790 /* ITU-T BT.656.4 timing */
791 tvp5150_write(sd, TVP5150_REV_SELECT, 0);
792 } else {
793 if (msb_rom == 3 || lsb_rom == 0x21) { /* Is TVP5150A */
794 v4l2_info(sd, "tvp%02x%02xa detected.\n", msb_id, lsb_id);
795 } else {
796 v4l2_info(sd, "*** unknown tvp%02x%02x chip detected.\n",
797 msb_id, lsb_id);
798 v4l2_info(sd, "*** Rom ver is %d.%d\n", msb_rom, lsb_rom);
799 }
800 }
801
802 /* Initializes TVP5150 to its default values */
803 tvp5150_write_inittab(sd, tvp5150_init_default);
804
805 /* Initializes VDP registers */
806 tvp5150_vdp_init(sd, vbi_ram_default);
807
808 /* Selects decoder input */
809 tvp5150_selmux(sd);
810
811 /* Initializes TVP5150 to stream enabled values */
812 tvp5150_write_inittab(sd, tvp5150_init_enable);
813
814 /* Initialize image preferences */
815 tvp5150_write(sd, TVP5150_BRIGHT_CTL, decoder->bright);
816 tvp5150_write(sd, TVP5150_CONTRAST_CTL, decoder->contrast);
817 tvp5150_write(sd, TVP5150_SATURATION_CTL, decoder->contrast);
818 tvp5150_write(sd, TVP5150_HUE_CTL, decoder->hue);
819
820 tvp5150_set_std(sd, decoder->norm);
821 return 0;
822 };
823
824 static int tvp5150_g_ctrl(struct v4l2_subdev *sd, struct v4l2_control *ctrl)
825 {
826 v4l2_dbg(1, debug, sd, "g_ctrl called\n");
827
828 switch (ctrl->id) {
829 case V4L2_CID_BRIGHTNESS:
830 ctrl->value = tvp5150_read(sd, TVP5150_BRIGHT_CTL);
831 return 0;
832 case V4L2_CID_CONTRAST:
833 ctrl->value = tvp5150_read(sd, TVP5150_CONTRAST_CTL);
834 return 0;
835 case V4L2_CID_SATURATION:
836 ctrl->value = tvp5150_read(sd, TVP5150_SATURATION_CTL);
837 return 0;
838 case V4L2_CID_HUE:
839 ctrl->value = tvp5150_read(sd, TVP5150_HUE_CTL);
840 return 0;
841 }
842 return -EINVAL;
843 }
844
845 static int tvp5150_s_ctrl(struct v4l2_subdev *sd, struct v4l2_control *ctrl)
846 {
847 u8 i, n;
848 n = ARRAY_SIZE(tvp5150_qctrl);
849
850 for (i = 0; i < n; i++) {
851 if (ctrl->id != tvp5150_qctrl[i].id)
852 continue;
853 if (ctrl->value < tvp5150_qctrl[i].minimum ||
854 ctrl->value > tvp5150_qctrl[i].maximum)
855 return -ERANGE;
856 v4l2_dbg(1, debug, sd, "s_ctrl: id=%d, value=%d\n",
857 ctrl->id, ctrl->value);
858 break;
859 }
860
861 switch (ctrl->id) {
862 case V4L2_CID_BRIGHTNESS:
863 tvp5150_write(sd, TVP5150_BRIGHT_CTL, ctrl->value);
864 return 0;
865 case V4L2_CID_CONTRAST:
866 tvp5150_write(sd, TVP5150_CONTRAST_CTL, ctrl->value);
867 return 0;
868 case V4L2_CID_SATURATION:
869 tvp5150_write(sd, TVP5150_SATURATION_CTL, ctrl->value);
870 return 0;
871 case V4L2_CID_HUE:
872 tvp5150_write(sd, TVP5150_HUE_CTL, ctrl->value);
873 return 0;
874 }
875 return -EINVAL;
876 }
877
878 /****************************************************************************
879 I2C Command
880 ****************************************************************************/
881
882 static int tvp5150_s_routing(struct v4l2_subdev *sd,
883 u32 input, u32 output, u32 config)
884 {
885 struct tvp5150 *decoder = to_tvp5150(sd);
886
887 decoder->input = input;
888 decoder->output = output;
889 tvp5150_selmux(sd);
890 return 0;
891 }
892
893 static int tvp5150_s_fmt(struct v4l2_subdev *sd, struct v4l2_format *fmt)
894 {
895 struct v4l2_sliced_vbi_format *svbi;
896 int i;
897
898 /* raw vbi */
899 if (fmt->type == V4L2_BUF_TYPE_VBI_CAPTURE) {
900 /* this is for capturing 36 raw vbi lines
901 if there's a way to cut off the beginning 2 vbi lines
902 with the tvp5150 then the vbi line count could be lowered
903 to 17 lines/field again, although I couldn't find a register
904 which could do that cropping */
905 if (fmt->fmt.vbi.sample_format == V4L2_PIX_FMT_GREY)
906 tvp5150_write(sd, TVP5150_LUMA_PROC_CTL_1, 0x70);
907 if (fmt->fmt.vbi.count[0] == 18 && fmt->fmt.vbi.count[1] == 18) {
908 tvp5150_write(sd, TVP5150_VERT_BLANKING_START, 0x00);
909 tvp5150_write(sd, TVP5150_VERT_BLANKING_STOP, 0x01);
910 }
911 return 0;
912 }
913 if (fmt->type != V4L2_BUF_TYPE_SLICED_VBI_CAPTURE)
914 return -EINVAL;
915 svbi = &fmt->fmt.sliced;
916 if (svbi->service_set != 0) {
917 for (i = 0; i <= 23; i++) {
918 svbi->service_lines[1][i] = 0;
919 svbi->service_lines[0][i] =
920 tvp5150_set_vbi(sd, vbi_ram_default,
921 svbi->service_lines[0][i], 0xf0, i, 3);
922 }
923 /* Enables FIFO */
924 tvp5150_write(sd, TVP5150_FIFO_OUT_CTRL, 1);
925 } else {
926 /* Disables FIFO*/
927 tvp5150_write(sd, TVP5150_FIFO_OUT_CTRL, 0);
928
929 /* Disable Full Field */
930 tvp5150_write(sd, TVP5150_FULL_FIELD_ENA, 0);
931
932 /* Disable Line modes */
933 for (i = TVP5150_LINE_MODE_INI; i <= TVP5150_LINE_MODE_END; i++)
934 tvp5150_write(sd, i, 0xff);
935 }
936 return 0;
937 }
938
939 static int tvp5150_g_fmt(struct v4l2_subdev *sd, struct v4l2_format *fmt)
940 {
941 struct v4l2_sliced_vbi_format *svbi;
942 int i, mask = 0;
943
944 if (fmt->type != V4L2_BUF_TYPE_SLICED_VBI_CAPTURE)
945 return -EINVAL;
946 svbi = &fmt->fmt.sliced;
947 memset(svbi, 0, sizeof(*svbi));
948
949 for (i = 0; i <= 23; i++) {
950 svbi->service_lines[0][i] =
951 tvp5150_get_vbi(sd, vbi_ram_default, i);
952 mask |= svbi->service_lines[0][i];
953 }
954 svbi->service_set = mask;
955 return 0;
956 }
957
958
959 static int tvp5150_g_chip_ident(struct v4l2_subdev *sd,
960 struct v4l2_dbg_chip_ident *chip)
961 {
962 int rev;
963 struct i2c_client *client = v4l2_get_subdevdata(sd);
964
965 rev = tvp5150_read(sd, TVP5150_ROM_MAJOR_VER) << 8 |
966 tvp5150_read(sd, TVP5150_ROM_MINOR_VER);
967
968 return v4l2_chip_ident_i2c_client(client, chip, V4L2_IDENT_TVP5150,
969 rev);
970 }
971
972
973 #ifdef CONFIG_VIDEO_ADV_DEBUG
974 static int tvp5150_g_register(struct v4l2_subdev *sd, struct v4l2_dbg_register *reg)
975 {
976 struct i2c_client *client = v4l2_get_subdevdata(sd);
977
978 if (!v4l2_chip_match_i2c_client(client, &reg->match))
979 return -EINVAL;
980 if (!capable(CAP_SYS_ADMIN))
981 return -EPERM;
982 reg->val = tvp5150_read(sd, reg->reg & 0xff);
983 reg->size = 1;
984 return 0;
985 }
986
987 static int tvp5150_s_register(struct v4l2_subdev *sd, struct v4l2_dbg_register *reg)
988 {
989 struct i2c_client *client = v4l2_get_subdevdata(sd);
990
991 if (!v4l2_chip_match_i2c_client(client, &reg->match))
992 return -EINVAL;
993 if (!capable(CAP_SYS_ADMIN))
994 return -EPERM;
995 tvp5150_write(sd, reg->reg & 0xff, reg->val & 0xff);
996 return 0;
997 }
998 #endif
999
1000 static int tvp5150_g_tuner(struct v4l2_subdev *sd, struct v4l2_tuner *vt)
1001 {
1002 int status = tvp5150_read(sd, 0x88);
1003
1004 vt->signal = ((status & 0x04) && (status & 0x02)) ? 0xffff : 0x0;
1005 return 0;
1006 }
1007
1008 static int tvp5150_queryctrl(struct v4l2_subdev *sd, struct v4l2_queryctrl *qc)
1009 {
1010 int i;
1011
1012 v4l2_dbg(1, debug, sd, "queryctrl called\n");
1013
1014 for (i = 0; i < ARRAY_SIZE(tvp5150_qctrl); i++)
1015 if (qc->id && qc->id == tvp5150_qctrl[i].id) {
1016 memcpy(qc, &(tvp5150_qctrl[i]),
1017 sizeof(*qc));
1018 return 0;
1019 }
1020
1021 return -EINVAL;
1022 }
1023
1024 /* ----------------------------------------------------------------------- */
1025
1026 static const struct v4l2_subdev_core_ops tvp5150_core_ops = {
1027 .log_status = tvp5150_log_status,
1028 .g_ctrl = tvp5150_g_ctrl,
1029 .s_ctrl = tvp5150_s_ctrl,
1030 .queryctrl = tvp5150_queryctrl,
1031 .s_std = tvp5150_s_std,
1032 .reset = tvp5150_reset,
1033 .g_chip_ident = tvp5150_g_chip_ident,
1034 #ifdef CONFIG_VIDEO_ADV_DEBUG
1035 .g_register = tvp5150_g_register,
1036 .s_register = tvp5150_s_register,
1037 #endif
1038 };
1039
1040 static const struct v4l2_subdev_tuner_ops tvp5150_tuner_ops = {
1041 .g_tuner = tvp5150_g_tuner,
1042 };
1043
1044 static const struct v4l2_subdev_video_ops tvp5150_video_ops = {
1045 .s_routing = tvp5150_s_routing,
1046 .g_fmt = tvp5150_g_fmt,
1047 .s_fmt = tvp5150_s_fmt,
1048 .g_sliced_vbi_cap = tvp5150_g_sliced_vbi_cap,
1049 };
1050
1051 static const struct v4l2_subdev_ops tvp5150_ops = {
1052 .core = &tvp5150_core_ops,
1053 .tuner = &tvp5150_tuner_ops,
1054 .video = &tvp5150_video_ops,
1055 };
1056
1057
1058 /****************************************************************************
1059 I2C Client & Driver
1060 ****************************************************************************/
1061
1062 static int tvp5150_probe(struct i2c_client *c,
1063 const struct i2c_device_id *id)
1064 {
1065 struct tvp5150 *core;
1066 struct v4l2_subdev *sd;
1067
1068 /* Check if the adapter supports the needed features */
1069 if (!i2c_check_functionality(c->adapter,
1070 I2C_FUNC_SMBUS_READ_BYTE | I2C_FUNC_SMBUS_WRITE_BYTE_DATA))
1071 return -EIO;
1072
1073 core = kzalloc(sizeof(struct tvp5150), GFP_KERNEL);
1074 if (!core) {
1075 return -ENOMEM;
1076 }
1077 sd = &core->sd;
1078 v4l2_i2c_subdev_init(sd, c, &tvp5150_ops);
1079 v4l_info(c, "chip found @ 0x%02x (%s)\n",
1080 c->addr << 1, c->adapter->name);
1081
1082 core->norm = V4L2_STD_ALL; /* Default is autodetect */
1083 core->input = TVP5150_COMPOSITE1;
1084 core->enable = 1;
1085 core->bright = 128;
1086 core->contrast = 128;
1087 core->hue = 0;
1088 core->sat = 128;
1089
1090 if (debug > 1)
1091 tvp5150_log_status(sd);
1092 return 0;
1093 }
1094
1095 static int tvp5150_remove(struct i2c_client *c)
1096 {
1097 struct v4l2_subdev *sd = i2c_get_clientdata(c);
1098
1099 v4l2_dbg(1, debug, sd,
1100 "tvp5150.c: removing tvp5150 adapter on address 0x%x\n",
1101 c->addr << 1);
1102
1103 v4l2_device_unregister_subdev(sd);
1104 kfree(to_tvp5150(sd));
1105 return 0;
1106 }
1107
1108 /* ----------------------------------------------------------------------- */
1109
1110 static const struct i2c_device_id tvp5150_id[] = {
1111 { "tvp5150", 0 },
1112 { }
1113 };
1114 MODULE_DEVICE_TABLE(i2c, tvp5150_id);
1115
1116 static struct v4l2_i2c_driver_data v4l2_i2c_data = {
1117 .name = "tvp5150",
1118 .probe = tvp5150_probe,
1119 .remove = tvp5150_remove,
1120 .id_table = tvp5150_id,
1121 };