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staging: brcm80211: assure common sources are truly common
[zen-stable.git] / drivers / media / video / tvp5150.c
blob58927664d3ea17250027e354fb5e5fa8aaa1d775
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/slab.h>
10 #include <linux/videodev2.h>
11 #include <linux/delay.h>
12 #include <media/v4l2-device.h>
13 #include <media/tvp5150.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 break;
293 case TVP5150_SVIDEO:
294 default:
295 input |= 1;
296 break;
297 }
298
299 v4l2_dbg(1, debug, sd, "Selecting video route: route input=%i, output=%i "
300 "=> tvp5150 input=%i, opmode=%i\n",
301 decoder->input, decoder->output,
302 input, opmode);
303
304 tvp5150_write(sd, TVP5150_OP_MODE_CTL, opmode);
305 tvp5150_write(sd, TVP5150_VD_IN_SRC_SEL_1, input);
306
307 /* Svideo should enable YCrCb output and disable GPCL output
308 * For Composite and TV, it should be the reverse
309 */
310 val = tvp5150_read(sd, TVP5150_MISC_CTL);
311 if (decoder->input == TVP5150_SVIDEO)
312 val = (val & ~0x40) | 0x10;
313 else
314 val = (val & ~0x10) | 0x40;
315 tvp5150_write(sd, TVP5150_MISC_CTL, val);
316 };
317
318 struct i2c_reg_value {
319 unsigned char reg;
320 unsigned char value;
321 };
322
323 /* Default values as sugested at TVP5150AM1 datasheet */
324 static const struct i2c_reg_value tvp5150_init_default[] = {
325 { /* 0x00 */
326 TVP5150_VD_IN_SRC_SEL_1,0x00
327 },
328 { /* 0x01 */
329 TVP5150_ANAL_CHL_CTL,0x15
330 },
331 { /* 0x02 */
332 TVP5150_OP_MODE_CTL,0x00
333 },
334 { /* 0x03 */
335 TVP5150_MISC_CTL,0x01
336 },
337 { /* 0x06 */
338 TVP5150_COLOR_KIL_THSH_CTL,0x10
339 },
340 { /* 0x07 */
341 TVP5150_LUMA_PROC_CTL_1,0x60
342 },
343 { /* 0x08 */
344 TVP5150_LUMA_PROC_CTL_2,0x00
345 },
346 { /* 0x09 */
347 TVP5150_BRIGHT_CTL,0x80
348 },
349 { /* 0x0a */
350 TVP5150_SATURATION_CTL,0x80
351 },
352 { /* 0x0b */
353 TVP5150_HUE_CTL,0x00
354 },
355 { /* 0x0c */
356 TVP5150_CONTRAST_CTL,0x80
357 },
358 { /* 0x0d */
359 TVP5150_DATA_RATE_SEL,0x47
360 },
361 { /* 0x0e */
362 TVP5150_LUMA_PROC_CTL_3,0x00
363 },
364 { /* 0x0f */
365 TVP5150_CONF_SHARED_PIN,0x08
366 },
367 { /* 0x11 */
368 TVP5150_ACT_VD_CROP_ST_MSB,0x00
369 },
370 { /* 0x12 */
371 TVP5150_ACT_VD_CROP_ST_LSB,0x00
372 },
373 { /* 0x13 */
374 TVP5150_ACT_VD_CROP_STP_MSB,0x00
375 },
376 { /* 0x14 */
377 TVP5150_ACT_VD_CROP_STP_LSB,0x00
378 },
379 { /* 0x15 */
380 TVP5150_GENLOCK,0x01
381 },
382 { /* 0x16 */
383 TVP5150_HORIZ_SYNC_START,0x80
384 },
385 { /* 0x18 */
386 TVP5150_VERT_BLANKING_START,0x00
387 },
388 { /* 0x19 */
389 TVP5150_VERT_BLANKING_STOP,0x00
390 },
391 { /* 0x1a */
392 TVP5150_CHROMA_PROC_CTL_1,0x0c
393 },
394 { /* 0x1b */
395 TVP5150_CHROMA_PROC_CTL_2,0x14
396 },
397 { /* 0x1c */
398 TVP5150_INT_RESET_REG_B,0x00
399 },
400 { /* 0x1d */
401 TVP5150_INT_ENABLE_REG_B,0x00
402 },
403 { /* 0x1e */
404 TVP5150_INTT_CONFIG_REG_B,0x00
405 },
406 { /* 0x28 */
407 TVP5150_VIDEO_STD,0x00
408 },
409 { /* 0x2e */
410 TVP5150_MACROVISION_ON_CTR,0x0f
411 },
412 { /* 0x2f */
413 TVP5150_MACROVISION_OFF_CTR,0x01
414 },
415 { /* 0xbb */
416 TVP5150_TELETEXT_FIL_ENA,0x00
417 },
418 { /* 0xc0 */
419 TVP5150_INT_STATUS_REG_A,0x00
420 },
421 { /* 0xc1 */
422 TVP5150_INT_ENABLE_REG_A,0x00
423 },
424 { /* 0xc2 */
425 TVP5150_INT_CONF,0x04
426 },
427 { /* 0xc8 */
428 TVP5150_FIFO_INT_THRESHOLD,0x80
429 },
430 { /* 0xc9 */
431 TVP5150_FIFO_RESET,0x00
432 },
433 { /* 0xca */
434 TVP5150_LINE_NUMBER_INT,0x00
435 },
436 { /* 0xcb */
437 TVP5150_PIX_ALIGN_REG_LOW,0x4e
438 },
439 { /* 0xcc */
440 TVP5150_PIX_ALIGN_REG_HIGH,0x00
441 },
442 { /* 0xcd */
443 TVP5150_FIFO_OUT_CTRL,0x01
444 },
445 { /* 0xcf */
446 TVP5150_FULL_FIELD_ENA,0x00
447 },
448 { /* 0xd0 */
449 TVP5150_LINE_MODE_INI,0x00
450 },
451 { /* 0xfc */
452 TVP5150_FULL_FIELD_MODE_REG,0x7f
453 },
454 { /* end of data */
455 0xff,0xff
456 }
457 };
458
459 /* Default values as sugested at TVP5150AM1 datasheet */
460 static const struct i2c_reg_value tvp5150_init_enable[] = {
461 {
462 TVP5150_CONF_SHARED_PIN, 2
463 },{ /* Automatic offset and AGC enabled */
464 TVP5150_ANAL_CHL_CTL, 0x15
465 },{ /* Activate YCrCb output 0x9 or 0xd ? */
466 TVP5150_MISC_CTL, 0x6f
467 },{ /* Activates video std autodetection for all standards */
468 TVP5150_AUTOSW_MSK, 0x0
469 },{ /* Default format: 0x47. For 4:2:2: 0x40 */
470 TVP5150_DATA_RATE_SEL, 0x47
471 },{
472 TVP5150_CHROMA_PROC_CTL_1, 0x0c
473 },{
474 TVP5150_CHROMA_PROC_CTL_2, 0x54
475 },{ /* Non documented, but initialized on WinTV USB2 */
476 0x27, 0x20
477 },{
478 0xff,0xff
479 }
480 };
481
482 struct tvp5150_vbi_type {
483 unsigned int vbi_type;
484 unsigned int ini_line;
485 unsigned int end_line;
486 unsigned int by_field :1;
487 };
488
489 struct i2c_vbi_ram_value {
490 u16 reg;
491 struct tvp5150_vbi_type type;
492 unsigned char values[16];
493 };
494
495 /* This struct have the values for each supported VBI Standard
496 * by
497 tvp5150_vbi_types should follow the same order as vbi_ram_default
498 * value 0 means rom position 0x10, value 1 means rom position 0x30
499 * and so on. There are 16 possible locations from 0 to 15.
500 */
501
502 static struct i2c_vbi_ram_value vbi_ram_default[] =
503 {
504 /* FIXME: Current api doesn't handle all VBI types, those not
505 yet supported are placed under #if 0 */
506 #if 0
507 {0x010, /* Teletext, SECAM, WST System A */
508 {V4L2_SLICED_TELETEXT_SECAM,6,23,1},
509 { 0xaa, 0xaa, 0xff, 0xff, 0xe7, 0x2e, 0x20, 0x26,
510 0xe6, 0xb4, 0x0e, 0x00, 0x00, 0x00, 0x10, 0x00 }
511 },
512 #endif
513 {0x030, /* Teletext, PAL, WST System B */
514 {V4L2_SLICED_TELETEXT_B,6,22,1},
515 { 0xaa, 0xaa, 0xff, 0xff, 0x27, 0x2e, 0x20, 0x2b,
516 0xa6, 0x72, 0x10, 0x00, 0x00, 0x00, 0x10, 0x00 }
517 },
518 #if 0
519 {0x050, /* Teletext, PAL, WST System C */
520 {V4L2_SLICED_TELETEXT_PAL_C,6,22,1},
521 { 0xaa, 0xaa, 0xff, 0xff, 0xe7, 0x2e, 0x20, 0x22,
522 0xa6, 0x98, 0x0d, 0x00, 0x00, 0x00, 0x10, 0x00 }
523 },
524 {0x070, /* Teletext, NTSC, WST System B */
525 {V4L2_SLICED_TELETEXT_NTSC_B,10,21,1},
526 { 0xaa, 0xaa, 0xff, 0xff, 0x27, 0x2e, 0x20, 0x23,
527 0x69, 0x93, 0x0d, 0x00, 0x00, 0x00, 0x10, 0x00 }
528 },
529 {0x090, /* Tetetext, NTSC NABTS System C */
530 {V4L2_SLICED_TELETEXT_NTSC_C,10,21,1},
531 { 0xaa, 0xaa, 0xff, 0xff, 0xe7, 0x2e, 0x20, 0x22,
532 0x69, 0x93, 0x0d, 0x00, 0x00, 0x00, 0x15, 0x00 }
533 },
534 {0x0b0, /* Teletext, NTSC-J, NABTS System D */
535 {V4L2_SLICED_TELETEXT_NTSC_D,10,21,1},
536 { 0xaa, 0xaa, 0xff, 0xff, 0xa7, 0x2e, 0x20, 0x23,
537 0x69, 0x93, 0x0d, 0x00, 0x00, 0x00, 0x10, 0x00 }
538 },
539 {0x0d0, /* Closed Caption, PAL/SECAM */
540 {V4L2_SLICED_CAPTION_625,22,22,1},
541 { 0xaa, 0x2a, 0xff, 0x3f, 0x04, 0x51, 0x6e, 0x02,
542 0xa6, 0x7b, 0x09, 0x00, 0x00, 0x00, 0x27, 0x00 }
543 },
544 #endif
545 {0x0f0, /* Closed Caption, NTSC */
546 {V4L2_SLICED_CAPTION_525,21,21,1},
547 { 0xaa, 0x2a, 0xff, 0x3f, 0x04, 0x51, 0x6e, 0x02,
548 0x69, 0x8c, 0x09, 0x00, 0x00, 0x00, 0x27, 0x00 }
549 },
550 {0x110, /* Wide Screen Signal, PAL/SECAM */
551 {V4L2_SLICED_WSS_625,23,23,1},
552 { 0x5b, 0x55, 0xc5, 0xff, 0x00, 0x71, 0x6e, 0x42,
553 0xa6, 0xcd, 0x0f, 0x00, 0x00, 0x00, 0x3a, 0x00 }
554 },
555 #if 0
556 {0x130, /* Wide Screen Signal, NTSC C */
557 {V4L2_SLICED_WSS_525,20,20,1},
558 { 0x38, 0x00, 0x3f, 0x00, 0x00, 0x71, 0x6e, 0x43,
559 0x69, 0x7c, 0x08, 0x00, 0x00, 0x00, 0x39, 0x00 }
560 },
561 {0x150, /* Vertical Interval Timecode (VITC), PAL/SECAM */
562 {V4l2_SLICED_VITC_625,6,22,0},
563 { 0x00, 0x00, 0x00, 0x00, 0x00, 0x8f, 0x6d, 0x49,
564 0xa6, 0x85, 0x08, 0x00, 0x00, 0x00, 0x4c, 0x00 }
565 },
566 {0x170, /* Vertical Interval Timecode (VITC), NTSC */
567 {V4l2_SLICED_VITC_525,10,20,0},
568 { 0x00, 0x00, 0x00, 0x00, 0x00, 0x8f, 0x6d, 0x49,
569 0x69, 0x94, 0x08, 0x00, 0x00, 0x00, 0x4c, 0x00 }
570 },
571 #endif
572 {0x190, /* Video Program System (VPS), PAL */
573 {V4L2_SLICED_VPS,16,16,0},
574 { 0xaa, 0xaa, 0xff, 0xff, 0xba, 0xce, 0x2b, 0x0d,
575 0xa6, 0xda, 0x0b, 0x00, 0x00, 0x00, 0x60, 0x00 }
576 },
577 /* 0x1d0 User programmable */
578
579 /* End of struct */
580 { (u16)-1 }
581 };
582
583 static int tvp5150_write_inittab(struct v4l2_subdev *sd,
584 const struct i2c_reg_value *regs)
585 {
586 while (regs->reg != 0xff) {
587 tvp5150_write(sd, regs->reg, regs->value);
588 regs++;
589 }
590 return 0;
591 }
592
593 static int tvp5150_vdp_init(struct v4l2_subdev *sd,
594 const struct i2c_vbi_ram_value *regs)
595 {
596 unsigned int i;
597
598 /* Disable Full Field */
599 tvp5150_write(sd, TVP5150_FULL_FIELD_ENA, 0);
600
601 /* Before programming, Line mode should be at 0xff */
602 for (i = TVP5150_LINE_MODE_INI; i <= TVP5150_LINE_MODE_END; i++)
603 tvp5150_write(sd, i, 0xff);
604
605 /* Load Ram Table */
606 while (regs->reg != (u16)-1) {
607 tvp5150_write(sd, TVP5150_CONF_RAM_ADDR_HIGH, regs->reg >> 8);
608 tvp5150_write(sd, TVP5150_CONF_RAM_ADDR_LOW, regs->reg);
609
610 for (i = 0; i < 16; i++)
611 tvp5150_write(sd, TVP5150_VDP_CONF_RAM_DATA, regs->values[i]);
612
613 regs++;
614 }
615 return 0;
616 }
617
618 /* Fills VBI capabilities based on i2c_vbi_ram_value struct */
619 static int tvp5150_g_sliced_vbi_cap(struct v4l2_subdev *sd,
620 struct v4l2_sliced_vbi_cap *cap)
621 {
622 const struct i2c_vbi_ram_value *regs = vbi_ram_default;
623 int line;
624
625 v4l2_dbg(1, debug, sd, "g_sliced_vbi_cap\n");
626 memset(cap, 0, sizeof *cap);
627
628 while (regs->reg != (u16)-1 ) {
629 for (line=regs->type.ini_line;line<=regs->type.end_line;line++) {
630 cap->service_lines[0][line] |= regs->type.vbi_type;
631 }
632 cap->service_set |= regs->type.vbi_type;
633
634 regs++;
635 }
636 return 0;
637 }
638
639 /* Set vbi processing
640 * type - one of tvp5150_vbi_types
641 * line - line to gather data
642 * fields: bit 0 field1, bit 1, field2
643 * flags (default=0xf0) is a bitmask, were set means:
644 * bit 7: enable filtering null bytes on CC
645 * bit 6: send data also to FIFO
646 * bit 5: don't allow data with errors on FIFO
647 * bit 4: enable ECC when possible
648 * pix_align = pix alignment:
649 * LSB = field1
650 * MSB = field2
651 */
652 static int tvp5150_set_vbi(struct v4l2_subdev *sd,
653 const struct i2c_vbi_ram_value *regs,
654 unsigned int type,u8 flags, int line,
655 const int fields)
656 {
657 struct tvp5150 *decoder = to_tvp5150(sd);
658 v4l2_std_id std = decoder->norm;
659 u8 reg;
660 int pos=0;
661
662 if (std == V4L2_STD_ALL) {
663 v4l2_err(sd, "VBI can't be configured without knowing number of lines\n");
664 return 0;
665 } else if (std & V4L2_STD_625_50) {
666 /* Don't follow NTSC Line number convension */
667 line += 3;
668 }
669
670 if (line<6||line>27)
671 return 0;
672
673 while (regs->reg != (u16)-1 ) {
674 if ((type & regs->type.vbi_type) &&
675 (line>=regs->type.ini_line) &&
676 (line<=regs->type.end_line)) {
677 type=regs->type.vbi_type;
678 break;
679 }
680
681 regs++;
682 pos++;
683 }
684 if (regs->reg == (u16)-1)
685 return 0;
686
687 type=pos | (flags & 0xf0);
688 reg=((line-6)<<1)+TVP5150_LINE_MODE_INI;
689
690 if (fields&1) {
691 tvp5150_write(sd, reg, type);
692 }
693
694 if (fields&2) {
695 tvp5150_write(sd, reg+1, type);
696 }
697
698 return type;
699 }
700
701 static int tvp5150_get_vbi(struct v4l2_subdev *sd,
702 const struct i2c_vbi_ram_value *regs, int line)
703 {
704 struct tvp5150 *decoder = to_tvp5150(sd);
705 v4l2_std_id std = decoder->norm;
706 u8 reg;
707 int pos, type = 0;
708
709 if (std == V4L2_STD_ALL) {
710 v4l2_err(sd, "VBI can't be configured without knowing number of lines\n");
711 return 0;
712 } else if (std & V4L2_STD_625_50) {
713 /* Don't follow NTSC Line number convension */
714 line += 3;
715 }
716
717 if (line < 6 || line > 27)
718 return 0;
719
720 reg = ((line - 6) << 1) + TVP5150_LINE_MODE_INI;
721
722 pos = tvp5150_read(sd, reg) & 0x0f;
723 if (pos < 0x0f)
724 type = regs[pos].type.vbi_type;
725
726 pos = tvp5150_read(sd, reg + 1) & 0x0f;
727 if (pos < 0x0f)
728 type |= regs[pos].type.vbi_type;
729
730 return type;
731 }
732
733 static int tvp5150_set_std(struct v4l2_subdev *sd, v4l2_std_id std)
734 {
735 struct tvp5150 *decoder = to_tvp5150(sd);
736 int fmt = 0;
737
738 decoder->norm = std;
739
740 /* First tests should be against specific std */
741
742 if (std == V4L2_STD_ALL) {
743 fmt = 0; /* Autodetect mode */
744 } else if (std & V4L2_STD_NTSC_443) {
745 fmt = 0xa;
746 } else if (std & V4L2_STD_PAL_M) {
747 fmt = 0x6;
748 } else if (std & (V4L2_STD_PAL_N | V4L2_STD_PAL_Nc)) {
749 fmt = 0x8;
750 } else {
751 /* Then, test against generic ones */
752 if (std & V4L2_STD_NTSC)
753 fmt = 0x2;
754 else if (std & V4L2_STD_PAL)
755 fmt = 0x4;
756 else if (std & V4L2_STD_SECAM)
757 fmt = 0xc;
758 }
759
760 v4l2_dbg(1, debug, sd, "Set video std register to %d.\n", fmt);
761 tvp5150_write(sd, TVP5150_VIDEO_STD, fmt);
762 return 0;
763 }
764
765 static int tvp5150_s_std(struct v4l2_subdev *sd, v4l2_std_id std)
766 {
767 struct tvp5150 *decoder = to_tvp5150(sd);
768
769 if (decoder->norm == std)
770 return 0;
771
772 return tvp5150_set_std(sd, std);
773 }
774
775 static int tvp5150_reset(struct v4l2_subdev *sd, u32 val)
776 {
777 struct tvp5150 *decoder = to_tvp5150(sd);
778 u8 msb_id, lsb_id, msb_rom, lsb_rom;
779
780 msb_id = tvp5150_read(sd, TVP5150_MSB_DEV_ID);
781 lsb_id = tvp5150_read(sd, TVP5150_LSB_DEV_ID);
782 msb_rom = tvp5150_read(sd, TVP5150_ROM_MAJOR_VER);
783 lsb_rom = tvp5150_read(sd, TVP5150_ROM_MINOR_VER);
784
785 if (msb_rom == 4 && lsb_rom == 0) { /* Is TVP5150AM1 */
786 v4l2_info(sd, "tvp%02x%02xam1 detected.\n", msb_id, lsb_id);
787
788 /* ITU-T BT.656.4 timing */
789 tvp5150_write(sd, TVP5150_REV_SELECT, 0);
790 } else {
791 if (msb_rom == 3 || lsb_rom == 0x21) { /* Is TVP5150A */
792 v4l2_info(sd, "tvp%02x%02xa detected.\n", msb_id, lsb_id);
793 } else {
794 v4l2_info(sd, "*** unknown tvp%02x%02x chip detected.\n",
795 msb_id, lsb_id);
796 v4l2_info(sd, "*** Rom ver is %d.%d\n", msb_rom, lsb_rom);
797 }
798 }
799
800 /* Initializes TVP5150 to its default values */
801 tvp5150_write_inittab(sd, tvp5150_init_default);
802
803 /* Initializes VDP registers */
804 tvp5150_vdp_init(sd, vbi_ram_default);
805
806 /* Selects decoder input */
807 tvp5150_selmux(sd);
808
809 /* Initializes TVP5150 to stream enabled values */
810 tvp5150_write_inittab(sd, tvp5150_init_enable);
811
812 /* Initialize image preferences */
813 tvp5150_write(sd, TVP5150_BRIGHT_CTL, decoder->bright);
814 tvp5150_write(sd, TVP5150_CONTRAST_CTL, decoder->contrast);
815 tvp5150_write(sd, TVP5150_SATURATION_CTL, decoder->contrast);
816 tvp5150_write(sd, TVP5150_HUE_CTL, decoder->hue);
817
818 tvp5150_set_std(sd, decoder->norm);
819 return 0;
820 };
821
822 static int tvp5150_g_ctrl(struct v4l2_subdev *sd, struct v4l2_control *ctrl)
823 {
824 v4l2_dbg(1, debug, sd, "g_ctrl called\n");
825
826 switch (ctrl->id) {
827 case V4L2_CID_BRIGHTNESS:
828 ctrl->value = tvp5150_read(sd, TVP5150_BRIGHT_CTL);
829 return 0;
830 case V4L2_CID_CONTRAST:
831 ctrl->value = tvp5150_read(sd, TVP5150_CONTRAST_CTL);
832 return 0;
833 case V4L2_CID_SATURATION:
834 ctrl->value = tvp5150_read(sd, TVP5150_SATURATION_CTL);
835 return 0;
836 case V4L2_CID_HUE:
837 ctrl->value = tvp5150_read(sd, TVP5150_HUE_CTL);
838 return 0;
839 }
840 return -EINVAL;
841 }
842
843 static int tvp5150_s_ctrl(struct v4l2_subdev *sd, struct v4l2_control *ctrl)
844 {
845 u8 i, n;
846 n = ARRAY_SIZE(tvp5150_qctrl);
847
848 for (i = 0; i < n; i++) {
849 if (ctrl->id != tvp5150_qctrl[i].id)
850 continue;
851 if (ctrl->value < tvp5150_qctrl[i].minimum ||
852 ctrl->value > tvp5150_qctrl[i].maximum)
853 return -ERANGE;
854 v4l2_dbg(1, debug, sd, "s_ctrl: id=%d, value=%d\n",
855 ctrl->id, ctrl->value);
856 break;
857 }
858
859 switch (ctrl->id) {
860 case V4L2_CID_BRIGHTNESS:
861 tvp5150_write(sd, TVP5150_BRIGHT_CTL, ctrl->value);
862 return 0;
863 case V4L2_CID_CONTRAST:
864 tvp5150_write(sd, TVP5150_CONTRAST_CTL, ctrl->value);
865 return 0;
866 case V4L2_CID_SATURATION:
867 tvp5150_write(sd, TVP5150_SATURATION_CTL, ctrl->value);
868 return 0;
869 case V4L2_CID_HUE:
870 tvp5150_write(sd, TVP5150_HUE_CTL, ctrl->value);
871 return 0;
872 }
873 return -EINVAL;
874 }
875
876 /****************************************************************************
877 I2C Command
878 ****************************************************************************/
879
880 static int tvp5150_s_routing(struct v4l2_subdev *sd,
881 u32 input, u32 output, u32 config)
882 {
883 struct tvp5150 *decoder = to_tvp5150(sd);
884
885 decoder->input = input;
886 decoder->output = output;
887 tvp5150_selmux(sd);
888 return 0;
889 }
890
891 static int tvp5150_s_raw_fmt(struct v4l2_subdev *sd, struct v4l2_vbi_format *fmt)
892 {
893 /* this is for capturing 36 raw vbi lines
894 if there's a way to cut off the beginning 2 vbi lines
895 with the tvp5150 then the vbi line count could be lowered
896 to 17 lines/field again, although I couldn't find a register
897 which could do that cropping */
898 if (fmt->sample_format == V4L2_PIX_FMT_GREY)
899 tvp5150_write(sd, TVP5150_LUMA_PROC_CTL_1, 0x70);
900 if (fmt->count[0] == 18 && fmt->count[1] == 18) {
901 tvp5150_write(sd, TVP5150_VERT_BLANKING_START, 0x00);
902 tvp5150_write(sd, TVP5150_VERT_BLANKING_STOP, 0x01);
903 }
904 return 0;
905 }
906
907 static int tvp5150_s_sliced_fmt(struct v4l2_subdev *sd, struct v4l2_sliced_vbi_format *svbi)
908 {
909 int i;
910
911 if (svbi->service_set != 0) {
912 for (i = 0; i <= 23; i++) {
913 svbi->service_lines[1][i] = 0;
914 svbi->service_lines[0][i] =
915 tvp5150_set_vbi(sd, vbi_ram_default,
916 svbi->service_lines[0][i], 0xf0, i, 3);
917 }
918 /* Enables FIFO */
919 tvp5150_write(sd, TVP5150_FIFO_OUT_CTRL, 1);
920 } else {
921 /* Disables FIFO*/
922 tvp5150_write(sd, TVP5150_FIFO_OUT_CTRL, 0);
923
924 /* Disable Full Field */
925 tvp5150_write(sd, TVP5150_FULL_FIELD_ENA, 0);
926
927 /* Disable Line modes */
928 for (i = TVP5150_LINE_MODE_INI; i <= TVP5150_LINE_MODE_END; i++)
929 tvp5150_write(sd, i, 0xff);
930 }
931 return 0;
932 }
933
934 static int tvp5150_g_sliced_fmt(struct v4l2_subdev *sd, struct v4l2_sliced_vbi_format *svbi)
935 {
936 int i, mask = 0;
937
938 memset(svbi, 0, sizeof(*svbi));
939
940 for (i = 0; i <= 23; i++) {
941 svbi->service_lines[0][i] =
942 tvp5150_get_vbi(sd, vbi_ram_default, i);
943 mask |= svbi->service_lines[0][i];
944 }
945 svbi->service_set = mask;
946 return 0;
947 }
948
949 static int tvp5150_g_chip_ident(struct v4l2_subdev *sd,
950 struct v4l2_dbg_chip_ident *chip)
951 {
952 int rev;
953 struct i2c_client *client = v4l2_get_subdevdata(sd);
954
955 rev = tvp5150_read(sd, TVP5150_ROM_MAJOR_VER) << 8 |
956 tvp5150_read(sd, TVP5150_ROM_MINOR_VER);
957
958 return v4l2_chip_ident_i2c_client(client, chip, V4L2_IDENT_TVP5150,
959 rev);
960 }
961
962
963 #ifdef CONFIG_VIDEO_ADV_DEBUG
964 static int tvp5150_g_register(struct v4l2_subdev *sd, struct v4l2_dbg_register *reg)
965 {
966 struct i2c_client *client = v4l2_get_subdevdata(sd);
967
968 if (!v4l2_chip_match_i2c_client(client, &reg->match))
969 return -EINVAL;
970 if (!capable(CAP_SYS_ADMIN))
971 return -EPERM;
972 reg->val = tvp5150_read(sd, reg->reg & 0xff);
973 reg->size = 1;
974 return 0;
975 }
976
977 static int tvp5150_s_register(struct v4l2_subdev *sd, struct v4l2_dbg_register *reg)
978 {
979 struct i2c_client *client = v4l2_get_subdevdata(sd);
980
981 if (!v4l2_chip_match_i2c_client(client, &reg->match))
982 return -EINVAL;
983 if (!capable(CAP_SYS_ADMIN))
984 return -EPERM;
985 tvp5150_write(sd, reg->reg & 0xff, reg->val & 0xff);
986 return 0;
987 }
988 #endif
989
990 static int tvp5150_g_tuner(struct v4l2_subdev *sd, struct v4l2_tuner *vt)
991 {
992 int status = tvp5150_read(sd, 0x88);
993
994 vt->signal = ((status & 0x04) && (status & 0x02)) ? 0xffff : 0x0;
995 return 0;
996 }
997
998 static int tvp5150_queryctrl(struct v4l2_subdev *sd, struct v4l2_queryctrl *qc)
999 {
1000 int i;
1001
1002 v4l2_dbg(1, debug, sd, "queryctrl called\n");
1003
1004 for (i = 0; i < ARRAY_SIZE(tvp5150_qctrl); i++)
1005 if (qc->id && qc->id == tvp5150_qctrl[i].id) {
1006 memcpy(qc, &(tvp5150_qctrl[i]),
1007 sizeof(*qc));
1008 return 0;
1009 }
1010
1011 return -EINVAL;
1012 }
1013
1014 /* ----------------------------------------------------------------------- */
1015
1016 static const struct v4l2_subdev_core_ops tvp5150_core_ops = {
1017 .log_status = tvp5150_log_status,
1018 .g_ctrl = tvp5150_g_ctrl,
1019 .s_ctrl = tvp5150_s_ctrl,
1020 .queryctrl = tvp5150_queryctrl,
1021 .s_std = tvp5150_s_std,
1022 .reset = tvp5150_reset,
1023 .g_chip_ident = tvp5150_g_chip_ident,
1024 #ifdef CONFIG_VIDEO_ADV_DEBUG
1025 .g_register = tvp5150_g_register,
1026 .s_register = tvp5150_s_register,
1027 #endif
1028 };
1029
1030 static const struct v4l2_subdev_tuner_ops tvp5150_tuner_ops = {
1031 .g_tuner = tvp5150_g_tuner,
1032 };
1033
1034 static const struct v4l2_subdev_video_ops tvp5150_video_ops = {
1035 .s_routing = tvp5150_s_routing,
1036 };
1037
1038 static const struct v4l2_subdev_vbi_ops tvp5150_vbi_ops = {
1039 .g_sliced_vbi_cap = tvp5150_g_sliced_vbi_cap,
1040 .g_sliced_fmt = tvp5150_g_sliced_fmt,
1041 .s_sliced_fmt = tvp5150_s_sliced_fmt,
1042 .s_raw_fmt = tvp5150_s_raw_fmt,
1043 };
1044
1045 static const struct v4l2_subdev_ops tvp5150_ops = {
1046 .core = &tvp5150_core_ops,
1047 .tuner = &tvp5150_tuner_ops,
1048 .video = &tvp5150_video_ops,
1049 .vbi = &tvp5150_vbi_ops,
1050 };
1051
1052
1053 /****************************************************************************
1054 I2C Client & Driver
1055 ****************************************************************************/
1056
1057 static int tvp5150_probe(struct i2c_client *c,
1058 const struct i2c_device_id *id)
1059 {
1060 struct tvp5150 *core;
1061 struct v4l2_subdev *sd;
1062
1063 /* Check if the adapter supports the needed features */
1064 if (!i2c_check_functionality(c->adapter,
1065 I2C_FUNC_SMBUS_READ_BYTE | I2C_FUNC_SMBUS_WRITE_BYTE_DATA))
1066 return -EIO;
1067
1068 core = kzalloc(sizeof(struct tvp5150), GFP_KERNEL);
1069 if (!core) {
1070 return -ENOMEM;
1071 }
1072 sd = &core->sd;
1073 v4l2_i2c_subdev_init(sd, c, &tvp5150_ops);
1074 v4l_info(c, "chip found @ 0x%02x (%s)\n",
1075 c->addr << 1, c->adapter->name);
1076
1077 core->norm = V4L2_STD_ALL; /* Default is autodetect */
1078 core->input = TVP5150_COMPOSITE1;
1079 core->enable = 1;
1080 core->bright = 128;
1081 core->contrast = 128;
1082 core->hue = 0;
1083 core->sat = 128;
1084
1085 if (debug > 1)
1086 tvp5150_log_status(sd);
1087 return 0;
1088 }
1089
1090 static int tvp5150_remove(struct i2c_client *c)
1091 {
1092 struct v4l2_subdev *sd = i2c_get_clientdata(c);
1093
1094 v4l2_dbg(1, debug, sd,
1095 "tvp5150.c: removing tvp5150 adapter on address 0x%x\n",
1096 c->addr << 1);
1097
1098 v4l2_device_unregister_subdev(sd);
1099 kfree(to_tvp5150(sd));
1100 return 0;
1101 }
1102
1103 /* ----------------------------------------------------------------------- */
1104
1105 static const struct i2c_device_id tvp5150_id[] = {
1106 { "tvp5150", 0 },
1107 { }
1108 };
1109 MODULE_DEVICE_TABLE(i2c, tvp5150_id);
1110
1111 static struct i2c_driver tvp5150_driver = {
1112 .driver = {
1113 .owner = THIS_MODULE,
1114 .name = "tvp5150",
1115 },
1116 .probe = tvp5150_probe,
1117 .remove = tvp5150_remove,
1118 .id_table = tvp5150_id,
1119 };
1120
1121 static __init int init_tvp5150(void)
1122 {
1123 return i2c_add_driver(&tvp5150_driver);
1124 }
1125
1126 static __exit void exit_tvp5150(void)
1127 {
1128 i2c_del_driver(&tvp5150_driver);
1129 }
1130
1131 module_init(init_tvp5150);
1132 module_exit(exit_tvp5150);