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[media] reorganize the API core items
[linux-2.6/btrfs-unstable.git] / drivers / media / video / tvp5150.c
bloba751b6c146fdb523a6a8f3c00cdd9edf84f1f716
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 <linux/module.h>
13 #include <media/v4l2-device.h>
14 #include <media/tvp5150.h>
15 #include <media/v4l2-chip-ident.h>
16 #include <media/v4l2-ctrls.h>
17
18 #include "tvp5150_reg.h"
19
20 #define TVP5150_H_MAX 720
21 #define TVP5150_V_MAX_525_60 480
22 #define TVP5150_V_MAX_OTHERS 576
23 #define TVP5150_MAX_CROP_LEFT 511
24 #define TVP5150_MAX_CROP_TOP 127
25 #define TVP5150_CROP_SHIFT 2
26
27 MODULE_DESCRIPTION("Texas Instruments TVP5150A video decoder driver");
28 MODULE_AUTHOR("Mauro Carvalho Chehab");
29 MODULE_LICENSE("GPL");
30
31
32 static int debug;
33 module_param(debug, int, 0);
34 MODULE_PARM_DESC(debug, "Debug level (0-2)");
35
36 struct tvp5150 {
37 struct v4l2_subdev sd;
38 struct v4l2_ctrl_handler hdl;
39 struct v4l2_rect rect;
40
41 v4l2_std_id norm; /* Current set standard */
42 u32 input;
43 u32 output;
44 int enable;
45 };
46
47 static inline struct tvp5150 *to_tvp5150(struct v4l2_subdev *sd)
48 {
49 return container_of(sd, struct tvp5150, sd);
50 }
51
52 static inline struct v4l2_subdev *to_sd(struct v4l2_ctrl *ctrl)
53 {
54 return &container_of(ctrl->handler, struct tvp5150, hdl)->sd;
55 }
56
57 static int tvp5150_read(struct v4l2_subdev *sd, unsigned char addr)
58 {
59 struct i2c_client *c = v4l2_get_subdevdata(sd);
60 unsigned char buffer[1];
61 int rc;
62
63 buffer[0] = addr;
64
65 rc = i2c_master_send(c, buffer, 1);
66 if (rc < 0) {
67 v4l2_err(sd, "i2c i/o error: rc == %d (should be 1)\n", rc);
68 return rc;
69 }
70
71 msleep(10);
72
73 rc = i2c_master_recv(c, buffer, 1);
74 if (rc < 0) {
75 v4l2_err(sd, "i2c i/o error: rc == %d (should be 1)\n", rc);
76 return rc;
77 }
78
79 v4l2_dbg(2, debug, sd, "tvp5150: read 0x%02x = 0x%02x\n", addr, buffer[0]);
80
81 return (buffer[0]);
82 }
83
84 static inline void tvp5150_write(struct v4l2_subdev *sd, unsigned char addr,
85 unsigned char value)
86 {
87 struct i2c_client *c = v4l2_get_subdevdata(sd);
88 unsigned char buffer[2];
89 int rc;
90
91 buffer[0] = addr;
92 buffer[1] = value;
93 v4l2_dbg(2, debug, sd, "tvp5150: writing 0x%02x 0x%02x\n", buffer[0], buffer[1]);
94 if (2 != (rc = i2c_master_send(c, buffer, 2)))
95 v4l2_dbg(0, debug, sd, "i2c i/o error: rc == %d (should be 2)\n", rc);
96 }
97
98 static void dump_reg_range(struct v4l2_subdev *sd, char *s, u8 init,
99 const u8 end, int max_line)
100 {
101 int i = 0;
102
103 while (init != (u8)(end + 1)) {
104 if ((i % max_line) == 0) {
105 if (i > 0)
106 printk("\n");
107 printk("tvp5150: %s reg 0x%02x = ", s, init);
108 }
109 printk("%02x ", tvp5150_read(sd, init));
110
111 init++;
112 i++;
113 }
114 printk("\n");
115 }
116
117 static int tvp5150_log_status(struct v4l2_subdev *sd)
118 {
119 printk("tvp5150: Video input source selection #1 = 0x%02x\n",
120 tvp5150_read(sd, TVP5150_VD_IN_SRC_SEL_1));
121 printk("tvp5150: Analog channel controls = 0x%02x\n",
122 tvp5150_read(sd, TVP5150_ANAL_CHL_CTL));
123 printk("tvp5150: Operation mode controls = 0x%02x\n",
124 tvp5150_read(sd, TVP5150_OP_MODE_CTL));
125 printk("tvp5150: Miscellaneous controls = 0x%02x\n",
126 tvp5150_read(sd, TVP5150_MISC_CTL));
127 printk("tvp5150: Autoswitch mask= 0x%02x\n",
128 tvp5150_read(sd, TVP5150_AUTOSW_MSK));
129 printk("tvp5150: Color killer threshold control = 0x%02x\n",
130 tvp5150_read(sd, TVP5150_COLOR_KIL_THSH_CTL));
131 printk("tvp5150: Luminance processing controls #1 #2 and #3 = %02x %02x %02x\n",
132 tvp5150_read(sd, TVP5150_LUMA_PROC_CTL_1),
133 tvp5150_read(sd, TVP5150_LUMA_PROC_CTL_2),
134 tvp5150_read(sd, TVP5150_LUMA_PROC_CTL_3));
135 printk("tvp5150: Brightness control = 0x%02x\n",
136 tvp5150_read(sd, TVP5150_BRIGHT_CTL));
137 printk("tvp5150: Color saturation control = 0x%02x\n",
138 tvp5150_read(sd, TVP5150_SATURATION_CTL));
139 printk("tvp5150: Hue control = 0x%02x\n",
140 tvp5150_read(sd, TVP5150_HUE_CTL));
141 printk("tvp5150: Contrast control = 0x%02x\n",
142 tvp5150_read(sd, TVP5150_CONTRAST_CTL));
143 printk("tvp5150: Outputs and data rates select = 0x%02x\n",
144 tvp5150_read(sd, TVP5150_DATA_RATE_SEL));
145 printk("tvp5150: Configuration shared pins = 0x%02x\n",
146 tvp5150_read(sd, TVP5150_CONF_SHARED_PIN));
147 printk("tvp5150: Active video cropping start = 0x%02x%02x\n",
148 tvp5150_read(sd, TVP5150_ACT_VD_CROP_ST_MSB),
149 tvp5150_read(sd, TVP5150_ACT_VD_CROP_ST_LSB));
150 printk("tvp5150: Active video cropping stop = 0x%02x%02x\n",
151 tvp5150_read(sd, TVP5150_ACT_VD_CROP_STP_MSB),
152 tvp5150_read(sd, TVP5150_ACT_VD_CROP_STP_LSB));
153 printk("tvp5150: Genlock/RTC = 0x%02x\n",
154 tvp5150_read(sd, TVP5150_GENLOCK));
155 printk("tvp5150: Horizontal sync start = 0x%02x\n",
156 tvp5150_read(sd, TVP5150_HORIZ_SYNC_START));
157 printk("tvp5150: Vertical blanking start = 0x%02x\n",
158 tvp5150_read(sd, TVP5150_VERT_BLANKING_START));
159 printk("tvp5150: Vertical blanking stop = 0x%02x\n",
160 tvp5150_read(sd, TVP5150_VERT_BLANKING_STOP));
161 printk("tvp5150: Chrominance processing control #1 and #2 = %02x %02x\n",
162 tvp5150_read(sd, TVP5150_CHROMA_PROC_CTL_1),
163 tvp5150_read(sd, TVP5150_CHROMA_PROC_CTL_2));
164 printk("tvp5150: Interrupt reset register B = 0x%02x\n",
165 tvp5150_read(sd, TVP5150_INT_RESET_REG_B));
166 printk("tvp5150: Interrupt enable register B = 0x%02x\n",
167 tvp5150_read(sd, TVP5150_INT_ENABLE_REG_B));
168 printk("tvp5150: Interrupt configuration register B = 0x%02x\n",
169 tvp5150_read(sd, TVP5150_INTT_CONFIG_REG_B));
170 printk("tvp5150: Video standard = 0x%02x\n",
171 tvp5150_read(sd, TVP5150_VIDEO_STD));
172 printk("tvp5150: Chroma gain factor: Cb=0x%02x Cr=0x%02x\n",
173 tvp5150_read(sd, TVP5150_CB_GAIN_FACT),
174 tvp5150_read(sd, TVP5150_CR_GAIN_FACTOR));
175 printk("tvp5150: Macrovision on counter = 0x%02x\n",
176 tvp5150_read(sd, TVP5150_MACROVISION_ON_CTR));
177 printk("tvp5150: Macrovision off counter = 0x%02x\n",
178 tvp5150_read(sd, TVP5150_MACROVISION_OFF_CTR));
179 printk("tvp5150: ITU-R BT.656.%d timing(TVP5150AM1 only)\n",
180 (tvp5150_read(sd, TVP5150_REV_SELECT) & 1) ? 3 : 4);
181 printk("tvp5150: Device ID = %02x%02x\n",
182 tvp5150_read(sd, TVP5150_MSB_DEV_ID),
183 tvp5150_read(sd, TVP5150_LSB_DEV_ID));
184 printk("tvp5150: ROM version = (hex) %02x.%02x\n",
185 tvp5150_read(sd, TVP5150_ROM_MAJOR_VER),
186 tvp5150_read(sd, TVP5150_ROM_MINOR_VER));
187 printk("tvp5150: Vertical line count = 0x%02x%02x\n",
188 tvp5150_read(sd, TVP5150_VERT_LN_COUNT_MSB),
189 tvp5150_read(sd, TVP5150_VERT_LN_COUNT_LSB));
190 printk("tvp5150: Interrupt status register B = 0x%02x\n",
191 tvp5150_read(sd, TVP5150_INT_STATUS_REG_B));
192 printk("tvp5150: Interrupt active register B = 0x%02x\n",
193 tvp5150_read(sd, TVP5150_INT_ACTIVE_REG_B));
194 printk("tvp5150: Status regs #1 to #5 = %02x %02x %02x %02x %02x\n",
195 tvp5150_read(sd, TVP5150_STATUS_REG_1),
196 tvp5150_read(sd, TVP5150_STATUS_REG_2),
197 tvp5150_read(sd, TVP5150_STATUS_REG_3),
198 tvp5150_read(sd, TVP5150_STATUS_REG_4),
199 tvp5150_read(sd, TVP5150_STATUS_REG_5));
200
201 dump_reg_range(sd, "Teletext filter 1", TVP5150_TELETEXT_FIL1_INI,
202 TVP5150_TELETEXT_FIL1_END, 8);
203 dump_reg_range(sd, "Teletext filter 2", TVP5150_TELETEXT_FIL2_INI,
204 TVP5150_TELETEXT_FIL2_END, 8);
205
206 printk("tvp5150: Teletext filter enable = 0x%02x\n",
207 tvp5150_read(sd, TVP5150_TELETEXT_FIL_ENA));
208 printk("tvp5150: Interrupt status register A = 0x%02x\n",
209 tvp5150_read(sd, TVP5150_INT_STATUS_REG_A));
210 printk("tvp5150: Interrupt enable register A = 0x%02x\n",
211 tvp5150_read(sd, TVP5150_INT_ENABLE_REG_A));
212 printk("tvp5150: Interrupt configuration = 0x%02x\n",
213 tvp5150_read(sd, TVP5150_INT_CONF));
214 printk("tvp5150: VDP status register = 0x%02x\n",
215 tvp5150_read(sd, TVP5150_VDP_STATUS_REG));
216 printk("tvp5150: FIFO word count = 0x%02x\n",
217 tvp5150_read(sd, TVP5150_FIFO_WORD_COUNT));
218 printk("tvp5150: FIFO interrupt threshold = 0x%02x\n",
219 tvp5150_read(sd, TVP5150_FIFO_INT_THRESHOLD));
220 printk("tvp5150: FIFO reset = 0x%02x\n",
221 tvp5150_read(sd, TVP5150_FIFO_RESET));
222 printk("tvp5150: Line number interrupt = 0x%02x\n",
223 tvp5150_read(sd, TVP5150_LINE_NUMBER_INT));
224 printk("tvp5150: Pixel alignment register = 0x%02x%02x\n",
225 tvp5150_read(sd, TVP5150_PIX_ALIGN_REG_HIGH),
226 tvp5150_read(sd, TVP5150_PIX_ALIGN_REG_LOW));
227 printk("tvp5150: FIFO output control = 0x%02x\n",
228 tvp5150_read(sd, TVP5150_FIFO_OUT_CTRL));
229 printk("tvp5150: Full field enable = 0x%02x\n",
230 tvp5150_read(sd, TVP5150_FULL_FIELD_ENA));
231 printk("tvp5150: Full field mode register = 0x%02x\n",
232 tvp5150_read(sd, TVP5150_FULL_FIELD_MODE_REG));
233
234 dump_reg_range(sd, "CC data", TVP5150_CC_DATA_INI,
235 TVP5150_CC_DATA_END, 8);
236
237 dump_reg_range(sd, "WSS data", TVP5150_WSS_DATA_INI,
238 TVP5150_WSS_DATA_END, 8);
239
240 dump_reg_range(sd, "VPS data", TVP5150_VPS_DATA_INI,
241 TVP5150_VPS_DATA_END, 8);
242
243 dump_reg_range(sd, "VITC data", TVP5150_VITC_DATA_INI,
244 TVP5150_VITC_DATA_END, 10);
245
246 dump_reg_range(sd, "Line mode", TVP5150_LINE_MODE_INI,
247 TVP5150_LINE_MODE_END, 8);
248 return 0;
249 }
250
251 /****************************************************************************
252 Basic functions
253 ****************************************************************************/
254
255 static inline void tvp5150_selmux(struct v4l2_subdev *sd)
256 {
257 int opmode = 0;
258 struct tvp5150 *decoder = to_tvp5150(sd);
259 int input = 0;
260 int val;
261
262 if ((decoder->output & TVP5150_BLACK_SCREEN) || !decoder->enable)
263 input = 8;
264
265 switch (decoder->input) {
266 case TVP5150_COMPOSITE1:
267 input |= 2;
268 /* fall through */
269 case TVP5150_COMPOSITE0:
270 break;
271 case TVP5150_SVIDEO:
272 default:
273 input |= 1;
274 break;
275 }
276
277 v4l2_dbg(1, debug, sd, "Selecting video route: route input=%i, output=%i "
278 "=> tvp5150 input=%i, opmode=%i\n",
279 decoder->input, decoder->output,
280 input, opmode);
281
282 tvp5150_write(sd, TVP5150_OP_MODE_CTL, opmode);
283 tvp5150_write(sd, TVP5150_VD_IN_SRC_SEL_1, input);
284
285 /* Svideo should enable YCrCb output and disable GPCL output
286 * For Composite and TV, it should be the reverse
287 */
288 val = tvp5150_read(sd, TVP5150_MISC_CTL);
289 if (val < 0) {
290 v4l2_err(sd, "%s: failed with error = %d\n", __func__, val);
291 return;
292 }
293
294 if (decoder->input == TVP5150_SVIDEO)
295 val = (val & ~0x40) | 0x10;
296 else
297 val = (val & ~0x10) | 0x40;
298 tvp5150_write(sd, TVP5150_MISC_CTL, val);
299 };
300
301 struct i2c_reg_value {
302 unsigned char reg;
303 unsigned char value;
304 };
305
306 /* Default values as sugested at TVP5150AM1 datasheet */
307 static const struct i2c_reg_value tvp5150_init_default[] = {
308 { /* 0x00 */
309 TVP5150_VD_IN_SRC_SEL_1,0x00
310 },
311 { /* 0x01 */
312 TVP5150_ANAL_CHL_CTL,0x15
313 },
314 { /* 0x02 */
315 TVP5150_OP_MODE_CTL,0x00
316 },
317 { /* 0x03 */
318 TVP5150_MISC_CTL,0x01
319 },
320 { /* 0x06 */
321 TVP5150_COLOR_KIL_THSH_CTL,0x10
322 },
323 { /* 0x07 */
324 TVP5150_LUMA_PROC_CTL_1,0x60
325 },
326 { /* 0x08 */
327 TVP5150_LUMA_PROC_CTL_2,0x00
328 },
329 { /* 0x09 */
330 TVP5150_BRIGHT_CTL,0x80
331 },
332 { /* 0x0a */
333 TVP5150_SATURATION_CTL,0x80
334 },
335 { /* 0x0b */
336 TVP5150_HUE_CTL,0x00
337 },
338 { /* 0x0c */
339 TVP5150_CONTRAST_CTL,0x80
340 },
341 { /* 0x0d */
342 TVP5150_DATA_RATE_SEL,0x47
343 },
344 { /* 0x0e */
345 TVP5150_LUMA_PROC_CTL_3,0x00
346 },
347 { /* 0x0f */
348 TVP5150_CONF_SHARED_PIN,0x08
349 },
350 { /* 0x11 */
351 TVP5150_ACT_VD_CROP_ST_MSB,0x00
352 },
353 { /* 0x12 */
354 TVP5150_ACT_VD_CROP_ST_LSB,0x00
355 },
356 { /* 0x13 */
357 TVP5150_ACT_VD_CROP_STP_MSB,0x00
358 },
359 { /* 0x14 */
360 TVP5150_ACT_VD_CROP_STP_LSB,0x00
361 },
362 { /* 0x15 */
363 TVP5150_GENLOCK,0x01
364 },
365 { /* 0x16 */
366 TVP5150_HORIZ_SYNC_START,0x80
367 },
368 { /* 0x18 */
369 TVP5150_VERT_BLANKING_START,0x00
370 },
371 { /* 0x19 */
372 TVP5150_VERT_BLANKING_STOP,0x00
373 },
374 { /* 0x1a */
375 TVP5150_CHROMA_PROC_CTL_1,0x0c
376 },
377 { /* 0x1b */
378 TVP5150_CHROMA_PROC_CTL_2,0x14
379 },
380 { /* 0x1c */
381 TVP5150_INT_RESET_REG_B,0x00
382 },
383 { /* 0x1d */
384 TVP5150_INT_ENABLE_REG_B,0x00
385 },
386 { /* 0x1e */
387 TVP5150_INTT_CONFIG_REG_B,0x00
388 },
389 { /* 0x28 */
390 TVP5150_VIDEO_STD,0x00
391 },
392 { /* 0x2e */
393 TVP5150_MACROVISION_ON_CTR,0x0f
394 },
395 { /* 0x2f */
396 TVP5150_MACROVISION_OFF_CTR,0x01
397 },
398 { /* 0xbb */
399 TVP5150_TELETEXT_FIL_ENA,0x00
400 },
401 { /* 0xc0 */
402 TVP5150_INT_STATUS_REG_A,0x00
403 },
404 { /* 0xc1 */
405 TVP5150_INT_ENABLE_REG_A,0x00
406 },
407 { /* 0xc2 */
408 TVP5150_INT_CONF,0x04
409 },
410 { /* 0xc8 */
411 TVP5150_FIFO_INT_THRESHOLD,0x80
412 },
413 { /* 0xc9 */
414 TVP5150_FIFO_RESET,0x00
415 },
416 { /* 0xca */
417 TVP5150_LINE_NUMBER_INT,0x00
418 },
419 { /* 0xcb */
420 TVP5150_PIX_ALIGN_REG_LOW,0x4e
421 },
422 { /* 0xcc */
423 TVP5150_PIX_ALIGN_REG_HIGH,0x00
424 },
425 { /* 0xcd */
426 TVP5150_FIFO_OUT_CTRL,0x01
427 },
428 { /* 0xcf */
429 TVP5150_FULL_FIELD_ENA,0x00
430 },
431 { /* 0xd0 */
432 TVP5150_LINE_MODE_INI,0x00
433 },
434 { /* 0xfc */
435 TVP5150_FULL_FIELD_MODE_REG,0x7f
436 },
437 { /* end of data */
438 0xff,0xff
439 }
440 };
441
442 /* Default values as sugested at TVP5150AM1 datasheet */
443 static const struct i2c_reg_value tvp5150_init_enable[] = {
444 {
445 TVP5150_CONF_SHARED_PIN, 2
446 },{ /* Automatic offset and AGC enabled */
447 TVP5150_ANAL_CHL_CTL, 0x15
448 },{ /* Activate YCrCb output 0x9 or 0xd ? */
449 TVP5150_MISC_CTL, 0x6f
450 },{ /* Activates video std autodetection for all standards */
451 TVP5150_AUTOSW_MSK, 0x0
452 },{ /* Default format: 0x47. For 4:2:2: 0x40 */
453 TVP5150_DATA_RATE_SEL, 0x47
454 },{
455 TVP5150_CHROMA_PROC_CTL_1, 0x0c
456 },{
457 TVP5150_CHROMA_PROC_CTL_2, 0x54
458 },{ /* Non documented, but initialized on WinTV USB2 */
459 0x27, 0x20
460 },{
461 0xff,0xff
462 }
463 };
464
465 struct tvp5150_vbi_type {
466 unsigned int vbi_type;
467 unsigned int ini_line;
468 unsigned int end_line;
469 unsigned int by_field :1;
470 };
471
472 struct i2c_vbi_ram_value {
473 u16 reg;
474 struct tvp5150_vbi_type type;
475 unsigned char values[16];
476 };
477
478 /* This struct have the values for each supported VBI Standard
479 * by
480 tvp5150_vbi_types should follow the same order as vbi_ram_default
481 * value 0 means rom position 0x10, value 1 means rom position 0x30
482 * and so on. There are 16 possible locations from 0 to 15.
483 */
484
485 static struct i2c_vbi_ram_value vbi_ram_default[] =
486 {
487 /* FIXME: Current api doesn't handle all VBI types, those not
488 yet supported are placed under #if 0 */
489 #if 0
490 {0x010, /* Teletext, SECAM, WST System A */
491 {V4L2_SLICED_TELETEXT_SECAM,6,23,1},
492 { 0xaa, 0xaa, 0xff, 0xff, 0xe7, 0x2e, 0x20, 0x26,
493 0xe6, 0xb4, 0x0e, 0x00, 0x00, 0x00, 0x10, 0x00 }
494 },
495 #endif
496 {0x030, /* Teletext, PAL, WST System B */
497 {V4L2_SLICED_TELETEXT_B,6,22,1},
498 { 0xaa, 0xaa, 0xff, 0xff, 0x27, 0x2e, 0x20, 0x2b,
499 0xa6, 0x72, 0x10, 0x00, 0x00, 0x00, 0x10, 0x00 }
500 },
501 #if 0
502 {0x050, /* Teletext, PAL, WST System C */
503 {V4L2_SLICED_TELETEXT_PAL_C,6,22,1},
504 { 0xaa, 0xaa, 0xff, 0xff, 0xe7, 0x2e, 0x20, 0x22,
505 0xa6, 0x98, 0x0d, 0x00, 0x00, 0x00, 0x10, 0x00 }
506 },
507 {0x070, /* Teletext, NTSC, WST System B */
508 {V4L2_SLICED_TELETEXT_NTSC_B,10,21,1},
509 { 0xaa, 0xaa, 0xff, 0xff, 0x27, 0x2e, 0x20, 0x23,
510 0x69, 0x93, 0x0d, 0x00, 0x00, 0x00, 0x10, 0x00 }
511 },
512 {0x090, /* Tetetext, NTSC NABTS System C */
513 {V4L2_SLICED_TELETEXT_NTSC_C,10,21,1},
514 { 0xaa, 0xaa, 0xff, 0xff, 0xe7, 0x2e, 0x20, 0x22,
515 0x69, 0x93, 0x0d, 0x00, 0x00, 0x00, 0x15, 0x00 }
516 },
517 {0x0b0, /* Teletext, NTSC-J, NABTS System D */
518 {V4L2_SLICED_TELETEXT_NTSC_D,10,21,1},
519 { 0xaa, 0xaa, 0xff, 0xff, 0xa7, 0x2e, 0x20, 0x23,
520 0x69, 0x93, 0x0d, 0x00, 0x00, 0x00, 0x10, 0x00 }
521 },
522 {0x0d0, /* Closed Caption, PAL/SECAM */
523 {V4L2_SLICED_CAPTION_625,22,22,1},
524 { 0xaa, 0x2a, 0xff, 0x3f, 0x04, 0x51, 0x6e, 0x02,
525 0xa6, 0x7b, 0x09, 0x00, 0x00, 0x00, 0x27, 0x00 }
526 },
527 #endif
528 {0x0f0, /* Closed Caption, NTSC */
529 {V4L2_SLICED_CAPTION_525,21,21,1},
530 { 0xaa, 0x2a, 0xff, 0x3f, 0x04, 0x51, 0x6e, 0x02,
531 0x69, 0x8c, 0x09, 0x00, 0x00, 0x00, 0x27, 0x00 }
532 },
533 {0x110, /* Wide Screen Signal, PAL/SECAM */
534 {V4L2_SLICED_WSS_625,23,23,1},
535 { 0x5b, 0x55, 0xc5, 0xff, 0x00, 0x71, 0x6e, 0x42,
536 0xa6, 0xcd, 0x0f, 0x00, 0x00, 0x00, 0x3a, 0x00 }
537 },
538 #if 0
539 {0x130, /* Wide Screen Signal, NTSC C */
540 {V4L2_SLICED_WSS_525,20,20,1},
541 { 0x38, 0x00, 0x3f, 0x00, 0x00, 0x71, 0x6e, 0x43,
542 0x69, 0x7c, 0x08, 0x00, 0x00, 0x00, 0x39, 0x00 }
543 },
544 {0x150, /* Vertical Interval Timecode (VITC), PAL/SECAM */
545 {V4l2_SLICED_VITC_625,6,22,0},
546 { 0x00, 0x00, 0x00, 0x00, 0x00, 0x8f, 0x6d, 0x49,
547 0xa6, 0x85, 0x08, 0x00, 0x00, 0x00, 0x4c, 0x00 }
548 },
549 {0x170, /* Vertical Interval Timecode (VITC), NTSC */
550 {V4l2_SLICED_VITC_525,10,20,0},
551 { 0x00, 0x00, 0x00, 0x00, 0x00, 0x8f, 0x6d, 0x49,
552 0x69, 0x94, 0x08, 0x00, 0x00, 0x00, 0x4c, 0x00 }
553 },
554 #endif
555 {0x190, /* Video Program System (VPS), PAL */
556 {V4L2_SLICED_VPS,16,16,0},
557 { 0xaa, 0xaa, 0xff, 0xff, 0xba, 0xce, 0x2b, 0x0d,
558 0xa6, 0xda, 0x0b, 0x00, 0x00, 0x00, 0x60, 0x00 }
559 },
560 /* 0x1d0 User programmable */
561
562 /* End of struct */
563 { (u16)-1 }
564 };
565
566 static int tvp5150_write_inittab(struct v4l2_subdev *sd,
567 const struct i2c_reg_value *regs)
568 {
569 while (regs->reg != 0xff) {
570 tvp5150_write(sd, regs->reg, regs->value);
571 regs++;
572 }
573 return 0;
574 }
575
576 static int tvp5150_vdp_init(struct v4l2_subdev *sd,
577 const struct i2c_vbi_ram_value *regs)
578 {
579 unsigned int i;
580
581 /* Disable Full Field */
582 tvp5150_write(sd, TVP5150_FULL_FIELD_ENA, 0);
583
584 /* Before programming, Line mode should be at 0xff */
585 for (i = TVP5150_LINE_MODE_INI; i <= TVP5150_LINE_MODE_END; i++)
586 tvp5150_write(sd, i, 0xff);
587
588 /* Load Ram Table */
589 while (regs->reg != (u16)-1) {
590 tvp5150_write(sd, TVP5150_CONF_RAM_ADDR_HIGH, regs->reg >> 8);
591 tvp5150_write(sd, TVP5150_CONF_RAM_ADDR_LOW, regs->reg);
592
593 for (i = 0; i < 16; i++)
594 tvp5150_write(sd, TVP5150_VDP_CONF_RAM_DATA, regs->values[i]);
595
596 regs++;
597 }
598 return 0;
599 }
600
601 /* Fills VBI capabilities based on i2c_vbi_ram_value struct */
602 static int tvp5150_g_sliced_vbi_cap(struct v4l2_subdev *sd,
603 struct v4l2_sliced_vbi_cap *cap)
604 {
605 const struct i2c_vbi_ram_value *regs = vbi_ram_default;
606 int line;
607
608 v4l2_dbg(1, debug, sd, "g_sliced_vbi_cap\n");
609 memset(cap, 0, sizeof *cap);
610
611 while (regs->reg != (u16)-1 ) {
612 for (line=regs->type.ini_line;line<=regs->type.end_line;line++) {
613 cap->service_lines[0][line] |= regs->type.vbi_type;
614 }
615 cap->service_set |= regs->type.vbi_type;
616
617 regs++;
618 }
619 return 0;
620 }
621
622 /* Set vbi processing
623 * type - one of tvp5150_vbi_types
624 * line - line to gather data
625 * fields: bit 0 field1, bit 1, field2
626 * flags (default=0xf0) is a bitmask, were set means:
627 * bit 7: enable filtering null bytes on CC
628 * bit 6: send data also to FIFO
629 * bit 5: don't allow data with errors on FIFO
630 * bit 4: enable ECC when possible
631 * pix_align = pix alignment:
632 * LSB = field1
633 * MSB = field2
634 */
635 static int tvp5150_set_vbi(struct v4l2_subdev *sd,
636 const struct i2c_vbi_ram_value *regs,
637 unsigned int type,u8 flags, int line,
638 const int fields)
639 {
640 struct tvp5150 *decoder = to_tvp5150(sd);
641 v4l2_std_id std = decoder->norm;
642 u8 reg;
643 int pos=0;
644
645 if (std == V4L2_STD_ALL) {
646 v4l2_err(sd, "VBI can't be configured without knowing number of lines\n");
647 return 0;
648 } else if (std & V4L2_STD_625_50) {
649 /* Don't follow NTSC Line number convension */
650 line += 3;
651 }
652
653 if (line<6||line>27)
654 return 0;
655
656 while (regs->reg != (u16)-1 ) {
657 if ((type & regs->type.vbi_type) &&
658 (line>=regs->type.ini_line) &&
659 (line<=regs->type.end_line)) {
660 type=regs->type.vbi_type;
661 break;
662 }
663
664 regs++;
665 pos++;
666 }
667 if (regs->reg == (u16)-1)
668 return 0;
669
670 type=pos | (flags & 0xf0);
671 reg=((line-6)<<1)+TVP5150_LINE_MODE_INI;
672
673 if (fields&1) {
674 tvp5150_write(sd, reg, type);
675 }
676
677 if (fields&2) {
678 tvp5150_write(sd, reg+1, type);
679 }
680
681 return type;
682 }
683
684 static int tvp5150_get_vbi(struct v4l2_subdev *sd,
685 const struct i2c_vbi_ram_value *regs, int line)
686 {
687 struct tvp5150 *decoder = to_tvp5150(sd);
688 v4l2_std_id std = decoder->norm;
689 u8 reg;
690 int pos, type = 0;
691 int i, ret = 0;
692
693 if (std == V4L2_STD_ALL) {
694 v4l2_err(sd, "VBI can't be configured without knowing number of lines\n");
695 return 0;
696 } else if (std & V4L2_STD_625_50) {
697 /* Don't follow NTSC Line number convension */
698 line += 3;
699 }
700
701 if (line < 6 || line > 27)
702 return 0;
703
704 reg = ((line - 6) << 1) + TVP5150_LINE_MODE_INI;
705
706 for (i = 0; i <= 1; i++) {
707 ret = tvp5150_read(sd, reg + i);
708 if (ret < 0) {
709 v4l2_err(sd, "%s: failed with error = %d\n",
710 __func__, ret);
711 return 0;
712 }
713 pos = ret & 0x0f;
714 if (pos < 0x0f)
715 type |= regs[pos].type.vbi_type;
716 }
717
718 return type;
719 }
720
721 static int tvp5150_set_std(struct v4l2_subdev *sd, v4l2_std_id std)
722 {
723 struct tvp5150 *decoder = to_tvp5150(sd);
724 int fmt = 0;
725
726 decoder->norm = std;
727
728 /* First tests should be against specific std */
729
730 if (std == V4L2_STD_ALL) {
731 fmt = VIDEO_STD_AUTO_SWITCH_BIT; /* Autodetect mode */
732 } else if (std & V4L2_STD_NTSC_443) {
733 fmt = VIDEO_STD_NTSC_4_43_BIT;
734 } else if (std & V4L2_STD_PAL_M) {
735 fmt = VIDEO_STD_PAL_M_BIT;
736 } else if (std & (V4L2_STD_PAL_N | V4L2_STD_PAL_Nc)) {
737 fmt = VIDEO_STD_PAL_COMBINATION_N_BIT;
738 } else {
739 /* Then, test against generic ones */
740 if (std & V4L2_STD_NTSC)
741 fmt = VIDEO_STD_NTSC_MJ_BIT;
742 else if (std & V4L2_STD_PAL)
743 fmt = VIDEO_STD_PAL_BDGHIN_BIT;
744 else if (std & V4L2_STD_SECAM)
745 fmt = VIDEO_STD_SECAM_BIT;
746 }
747
748 v4l2_dbg(1, debug, sd, "Set video std register to %d.\n", fmt);
749 tvp5150_write(sd, TVP5150_VIDEO_STD, fmt);
750 return 0;
751 }
752
753 static int tvp5150_s_std(struct v4l2_subdev *sd, v4l2_std_id std)
754 {
755 struct tvp5150 *decoder = to_tvp5150(sd);
756
757 if (decoder->norm == std)
758 return 0;
759
760 /* Change cropping height limits */
761 if (std & V4L2_STD_525_60)
762 decoder->rect.height = TVP5150_V_MAX_525_60;
763 else
764 decoder->rect.height = TVP5150_V_MAX_OTHERS;
765
766
767 return tvp5150_set_std(sd, std);
768 }
769
770 static int tvp5150_reset(struct v4l2_subdev *sd, u32 val)
771 {
772 struct tvp5150 *decoder = to_tvp5150(sd);
773
774 /* Initializes TVP5150 to its default values */
775 tvp5150_write_inittab(sd, tvp5150_init_default);
776
777 /* Initializes VDP registers */
778 tvp5150_vdp_init(sd, vbi_ram_default);
779
780 /* Selects decoder input */
781 tvp5150_selmux(sd);
782
783 /* Initializes TVP5150 to stream enabled values */
784 tvp5150_write_inittab(sd, tvp5150_init_enable);
785
786 /* Initialize image preferences */
787 v4l2_ctrl_handler_setup(&decoder->hdl);
788
789 tvp5150_set_std(sd, decoder->norm);
790 return 0;
791 };
792
793 static int tvp5150_s_ctrl(struct v4l2_ctrl *ctrl)
794 {
795 struct v4l2_subdev *sd = to_sd(ctrl);
796
797 switch (ctrl->id) {
798 case V4L2_CID_BRIGHTNESS:
799 tvp5150_write(sd, TVP5150_BRIGHT_CTL, ctrl->val);
800 return 0;
801 case V4L2_CID_CONTRAST:
802 tvp5150_write(sd, TVP5150_CONTRAST_CTL, ctrl->val);
803 return 0;
804 case V4L2_CID_SATURATION:
805 tvp5150_write(sd, TVP5150_SATURATION_CTL, ctrl->val);
806 return 0;
807 case V4L2_CID_HUE:
808 tvp5150_write(sd, TVP5150_HUE_CTL, ctrl->val);
809 return 0;
810 }
811 return -EINVAL;
812 }
813
814 static v4l2_std_id tvp5150_read_std(struct v4l2_subdev *sd)
815 {
816 int val = tvp5150_read(sd, TVP5150_STATUS_REG_5);
817
818 switch (val & 0x0F) {
819 case 0x01:
820 return V4L2_STD_NTSC;
821 case 0x03:
822 return V4L2_STD_PAL;
823 case 0x05:
824 return V4L2_STD_PAL_M;
825 case 0x07:
826 return V4L2_STD_PAL_N | V4L2_STD_PAL_Nc;
827 case 0x09:
828 return V4L2_STD_NTSC_443;
829 case 0xb:
830 return V4L2_STD_SECAM;
831 default:
832 return V4L2_STD_UNKNOWN;
833 }
834 }
835
836 static int tvp5150_enum_mbus_fmt(struct v4l2_subdev *sd, unsigned index,
837 enum v4l2_mbus_pixelcode *code)
838 {
839 if (index)
840 return -EINVAL;
841
842 *code = V4L2_MBUS_FMT_UYVY8_2X8;
843 return 0;
844 }
845
846 static int tvp5150_mbus_fmt(struct v4l2_subdev *sd,
847 struct v4l2_mbus_framefmt *f)
848 {
849 struct tvp5150 *decoder = to_tvp5150(sd);
850
851 if (f == NULL)
852 return -EINVAL;
853
854 tvp5150_reset(sd, 0);
855
856 f->width = decoder->rect.width;
857 f->height = decoder->rect.height;
858
859 f->code = V4L2_MBUS_FMT_UYVY8_2X8;
860 f->field = V4L2_FIELD_SEQ_TB;
861 f->colorspace = V4L2_COLORSPACE_SMPTE170M;
862
863 v4l2_dbg(1, debug, sd, "width = %d, height = %d\n", f->width,
864 f->height);
865 return 0;
866 }
867
868 static int tvp5150_s_crop(struct v4l2_subdev *sd, struct v4l2_crop *a)
869 {
870 struct v4l2_rect rect = a->c;
871 struct tvp5150 *decoder = to_tvp5150(sd);
872 v4l2_std_id std;
873 int hmax;
874
875 v4l2_dbg(1, debug, sd, "%s left=%d, top=%d, width=%d, height=%d\n",
876 __func__, rect.left, rect.top, rect.width, rect.height);
877
878 if (a->type != V4L2_BUF_TYPE_VIDEO_CAPTURE)
879 return -EINVAL;
880
881 /* tvp5150 has some special limits */
882 rect.left = clamp(rect.left, 0, TVP5150_MAX_CROP_LEFT);
883 rect.width = clamp(rect.width,
884 TVP5150_H_MAX - TVP5150_MAX_CROP_LEFT - rect.left,
885 TVP5150_H_MAX - rect.left);
886 rect.top = clamp(rect.top, 0, TVP5150_MAX_CROP_TOP);
887
888 /* Calculate height based on current standard */
889 if (decoder->norm == V4L2_STD_ALL)
890 std = tvp5150_read_std(sd);
891 else
892 std = decoder->norm;
893
894 if (std & V4L2_STD_525_60)
895 hmax = TVP5150_V_MAX_525_60;
896 else
897 hmax = TVP5150_V_MAX_OTHERS;
898
899 rect.height = clamp(rect.height,
900 hmax - TVP5150_MAX_CROP_TOP - rect.top,
901 hmax - rect.top);
902
903 tvp5150_write(sd, TVP5150_VERT_BLANKING_START, rect.top);
904 tvp5150_write(sd, TVP5150_VERT_BLANKING_STOP,
905 rect.top + rect.height - hmax);
906 tvp5150_write(sd, TVP5150_ACT_VD_CROP_ST_MSB,
907 rect.left >> TVP5150_CROP_SHIFT);
908 tvp5150_write(sd, TVP5150_ACT_VD_CROP_ST_LSB,
909 rect.left | (1 << TVP5150_CROP_SHIFT));
910 tvp5150_write(sd, TVP5150_ACT_VD_CROP_STP_MSB,
911 (rect.left + rect.width - TVP5150_MAX_CROP_LEFT) >>
912 TVP5150_CROP_SHIFT);
913 tvp5150_write(sd, TVP5150_ACT_VD_CROP_STP_LSB,
914 rect.left + rect.width - TVP5150_MAX_CROP_LEFT);
915
916 decoder->rect = rect;
917
918 return 0;
919 }
920
921 static int tvp5150_g_crop(struct v4l2_subdev *sd, struct v4l2_crop *a)
922 {
923 struct tvp5150 *decoder = container_of(sd, struct tvp5150, sd);
924
925 a->c = decoder->rect;
926 a->type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
927
928 return 0;
929 }
930
931 static int tvp5150_cropcap(struct v4l2_subdev *sd, struct v4l2_cropcap *a)
932 {
933 struct tvp5150 *decoder = container_of(sd, struct tvp5150, sd);
934 v4l2_std_id std;
935
936 if (a->type != V4L2_BUF_TYPE_VIDEO_CAPTURE)
937 return -EINVAL;
938
939 a->bounds.left = 0;
940 a->bounds.top = 0;
941 a->bounds.width = TVP5150_H_MAX;
942
943 /* Calculate height based on current standard */
944 if (decoder->norm == V4L2_STD_ALL)
945 std = tvp5150_read_std(sd);
946 else
947 std = decoder->norm;
948
949 if (std & V4L2_STD_525_60)
950 a->bounds.height = TVP5150_V_MAX_525_60;
951 else
952 a->bounds.height = TVP5150_V_MAX_OTHERS;
953
954 a->defrect = a->bounds;
955 a->pixelaspect.numerator = 1;
956 a->pixelaspect.denominator = 1;
957
958 return 0;
959 }
960
961 /****************************************************************************
962 I2C Command
963 ****************************************************************************/
964
965 static int tvp5150_s_routing(struct v4l2_subdev *sd,
966 u32 input, u32 output, u32 config)
967 {
968 struct tvp5150 *decoder = to_tvp5150(sd);
969
970 decoder->input = input;
971 decoder->output = output;
972 tvp5150_selmux(sd);
973 return 0;
974 }
975
976 static int tvp5150_s_raw_fmt(struct v4l2_subdev *sd, struct v4l2_vbi_format *fmt)
977 {
978 /* this is for capturing 36 raw vbi lines
979 if there's a way to cut off the beginning 2 vbi lines
980 with the tvp5150 then the vbi line count could be lowered
981 to 17 lines/field again, although I couldn't find a register
982 which could do that cropping */
983 if (fmt->sample_format == V4L2_PIX_FMT_GREY)
984 tvp5150_write(sd, TVP5150_LUMA_PROC_CTL_1, 0x70);
985 if (fmt->count[0] == 18 && fmt->count[1] == 18) {
986 tvp5150_write(sd, TVP5150_VERT_BLANKING_START, 0x00);
987 tvp5150_write(sd, TVP5150_VERT_BLANKING_STOP, 0x01);
988 }
989 return 0;
990 }
991
992 static int tvp5150_s_sliced_fmt(struct v4l2_subdev *sd, struct v4l2_sliced_vbi_format *svbi)
993 {
994 int i;
995
996 if (svbi->service_set != 0) {
997 for (i = 0; i <= 23; i++) {
998 svbi->service_lines[1][i] = 0;
999 svbi->service_lines[0][i] =
1000 tvp5150_set_vbi(sd, vbi_ram_default,
1001 svbi->service_lines[0][i], 0xf0, i, 3);
1002 }
1003 /* Enables FIFO */
1004 tvp5150_write(sd, TVP5150_FIFO_OUT_CTRL, 1);
1005 } else {
1006 /* Disables FIFO*/
1007 tvp5150_write(sd, TVP5150_FIFO_OUT_CTRL, 0);
1008
1009 /* Disable Full Field */
1010 tvp5150_write(sd, TVP5150_FULL_FIELD_ENA, 0);
1011
1012 /* Disable Line modes */
1013 for (i = TVP5150_LINE_MODE_INI; i <= TVP5150_LINE_MODE_END; i++)
1014 tvp5150_write(sd, i, 0xff);
1015 }
1016 return 0;
1017 }
1018
1019 static int tvp5150_g_sliced_fmt(struct v4l2_subdev *sd, struct v4l2_sliced_vbi_format *svbi)
1020 {
1021 int i, mask = 0;
1022
1023 memset(svbi, 0, sizeof(*svbi));
1024
1025 for (i = 0; i <= 23; i++) {
1026 svbi->service_lines[0][i] =
1027 tvp5150_get_vbi(sd, vbi_ram_default, i);
1028 mask |= svbi->service_lines[0][i];
1029 }
1030 svbi->service_set = mask;
1031 return 0;
1032 }
1033
1034 static int tvp5150_g_chip_ident(struct v4l2_subdev *sd,
1035 struct v4l2_dbg_chip_ident *chip)
1036 {
1037 int rev;
1038 struct i2c_client *client = v4l2_get_subdevdata(sd);
1039
1040 rev = tvp5150_read(sd, TVP5150_ROM_MAJOR_VER) << 8 |
1041 tvp5150_read(sd, TVP5150_ROM_MINOR_VER);
1042
1043 return v4l2_chip_ident_i2c_client(client, chip, V4L2_IDENT_TVP5150,
1044 rev);
1045 }
1046
1047
1048 #ifdef CONFIG_VIDEO_ADV_DEBUG
1049 static int tvp5150_g_register(struct v4l2_subdev *sd, struct v4l2_dbg_register *reg)
1050 {
1051 int res;
1052
1053 struct i2c_client *client = v4l2_get_subdevdata(sd);
1054
1055 if (!v4l2_chip_match_i2c_client(client, &reg->match))
1056 return -EINVAL;
1057 if (!capable(CAP_SYS_ADMIN))
1058 return -EPERM;
1059 res = tvp5150_read(sd, reg->reg & 0xff);
1060 if (res < 0) {
1061 v4l2_err(sd, "%s: failed with error = %d\n", __func__, res);
1062 return res;
1063 }
1064
1065 reg->val = res;
1066 reg->size = 1;
1067 return 0;
1068 }
1069
1070 static int tvp5150_s_register(struct v4l2_subdev *sd, struct v4l2_dbg_register *reg)
1071 {
1072 struct i2c_client *client = v4l2_get_subdevdata(sd);
1073
1074 if (!v4l2_chip_match_i2c_client(client, &reg->match))
1075 return -EINVAL;
1076 if (!capable(CAP_SYS_ADMIN))
1077 return -EPERM;
1078 tvp5150_write(sd, reg->reg & 0xff, reg->val & 0xff);
1079 return 0;
1080 }
1081 #endif
1082
1083 static int tvp5150_g_tuner(struct v4l2_subdev *sd, struct v4l2_tuner *vt)
1084 {
1085 int status = tvp5150_read(sd, 0x88);
1086
1087 vt->signal = ((status & 0x04) && (status & 0x02)) ? 0xffff : 0x0;
1088 return 0;
1089 }
1090
1091 /* ----------------------------------------------------------------------- */
1092
1093 static const struct v4l2_ctrl_ops tvp5150_ctrl_ops = {
1094 .s_ctrl = tvp5150_s_ctrl,
1095 };
1096
1097 static const struct v4l2_subdev_core_ops tvp5150_core_ops = {
1098 .log_status = tvp5150_log_status,
1099 .g_ext_ctrls = v4l2_subdev_g_ext_ctrls,
1100 .try_ext_ctrls = v4l2_subdev_try_ext_ctrls,
1101 .s_ext_ctrls = v4l2_subdev_s_ext_ctrls,
1102 .g_ctrl = v4l2_subdev_g_ctrl,
1103 .s_ctrl = v4l2_subdev_s_ctrl,
1104 .queryctrl = v4l2_subdev_queryctrl,
1105 .querymenu = v4l2_subdev_querymenu,
1106 .s_std = tvp5150_s_std,
1107 .reset = tvp5150_reset,
1108 .g_chip_ident = tvp5150_g_chip_ident,
1109 #ifdef CONFIG_VIDEO_ADV_DEBUG
1110 .g_register = tvp5150_g_register,
1111 .s_register = tvp5150_s_register,
1112 #endif
1113 };
1114
1115 static const struct v4l2_subdev_tuner_ops tvp5150_tuner_ops = {
1116 .g_tuner = tvp5150_g_tuner,
1117 };
1118
1119 static const struct v4l2_subdev_video_ops tvp5150_video_ops = {
1120 .s_routing = tvp5150_s_routing,
1121 .enum_mbus_fmt = tvp5150_enum_mbus_fmt,
1122 .s_mbus_fmt = tvp5150_mbus_fmt,
1123 .try_mbus_fmt = tvp5150_mbus_fmt,
1124 .g_mbus_fmt = tvp5150_mbus_fmt,
1125 .s_crop = tvp5150_s_crop,
1126 .g_crop = tvp5150_g_crop,
1127 .cropcap = tvp5150_cropcap,
1128 };
1129
1130 static const struct v4l2_subdev_vbi_ops tvp5150_vbi_ops = {
1131 .g_sliced_vbi_cap = tvp5150_g_sliced_vbi_cap,
1132 .g_sliced_fmt = tvp5150_g_sliced_fmt,
1133 .s_sliced_fmt = tvp5150_s_sliced_fmt,
1134 .s_raw_fmt = tvp5150_s_raw_fmt,
1135 };
1136
1137 static const struct v4l2_subdev_ops tvp5150_ops = {
1138 .core = &tvp5150_core_ops,
1139 .tuner = &tvp5150_tuner_ops,
1140 .video = &tvp5150_video_ops,
1141 .vbi = &tvp5150_vbi_ops,
1142 };
1143
1144
1145 /****************************************************************************
1146 I2C Client & Driver
1147 ****************************************************************************/
1148
1149 static int tvp5150_probe(struct i2c_client *c,
1150 const struct i2c_device_id *id)
1151 {
1152 struct tvp5150 *core;
1153 struct v4l2_subdev *sd;
1154 int tvp5150_id[4];
1155 int i, res;
1156
1157 /* Check if the adapter supports the needed features */
1158 if (!i2c_check_functionality(c->adapter,
1159 I2C_FUNC_SMBUS_READ_BYTE | I2C_FUNC_SMBUS_WRITE_BYTE_DATA))
1160 return -EIO;
1161
1162 core = kzalloc(sizeof(struct tvp5150), GFP_KERNEL);
1163 if (!core) {
1164 return -ENOMEM;
1165 }
1166 sd = &core->sd;
1167 v4l2_i2c_subdev_init(sd, c, &tvp5150_ops);
1168
1169 /*
1170 * Read consequent registers - TVP5150_MSB_DEV_ID, TVP5150_LSB_DEV_ID,
1171 * TVP5150_ROM_MAJOR_VER, TVP5150_ROM_MINOR_VER
1172 */
1173 for (i = 0; i < 4; i++) {
1174 res = tvp5150_read(sd, TVP5150_MSB_DEV_ID + i);
1175 if (res < 0)
1176 goto free_core;
1177 tvp5150_id[i] = res;
1178 }
1179
1180 v4l_info(c, "chip found @ 0x%02x (%s)\n",
1181 c->addr << 1, c->adapter->name);
1182
1183 if (tvp5150_id[2] == 4 && tvp5150_id[3] == 0) { /* Is TVP5150AM1 */
1184 v4l2_info(sd, "tvp%02x%02xam1 detected.\n",
1185 tvp5150_id[0], tvp5150_id[1]);
1186
1187 /* ITU-T BT.656.4 timing */
1188 tvp5150_write(sd, TVP5150_REV_SELECT, 0);
1189 } else {
1190 /* Is TVP5150A */
1191 if (tvp5150_id[2] == 3 || tvp5150_id[3] == 0x21) {
1192 v4l2_info(sd, "tvp%02x%02xa detected.\n",
1193 tvp5150_id[2], tvp5150_id[3]);
1194 } else {
1195 v4l2_info(sd, "*** unknown tvp%02x%02x chip detected.\n",
1196 tvp5150_id[2], tvp5150_id[3]);
1197 v4l2_info(sd, "*** Rom ver is %d.%d\n",
1198 tvp5150_id[2], tvp5150_id[3]);
1199 }
1200 }
1201
1202 core->norm = V4L2_STD_ALL; /* Default is autodetect */
1203 core->input = TVP5150_COMPOSITE1;
1204 core->enable = 1;
1205
1206 v4l2_ctrl_handler_init(&core->hdl, 4);
1207 v4l2_ctrl_new_std(&core->hdl, &tvp5150_ctrl_ops,
1208 V4L2_CID_BRIGHTNESS, 0, 255, 1, 128);
1209 v4l2_ctrl_new_std(&core->hdl, &tvp5150_ctrl_ops,
1210 V4L2_CID_CONTRAST, 0, 255, 1, 128);
1211 v4l2_ctrl_new_std(&core->hdl, &tvp5150_ctrl_ops,
1212 V4L2_CID_SATURATION, 0, 255, 1, 128);
1213 v4l2_ctrl_new_std(&core->hdl, &tvp5150_ctrl_ops,
1214 V4L2_CID_HUE, -128, 127, 1, 0);
1215 sd->ctrl_handler = &core->hdl;
1216 if (core->hdl.error) {
1217 res = core->hdl.error;
1218 v4l2_ctrl_handler_free(&core->hdl);
1219 goto free_core;
1220 }
1221 v4l2_ctrl_handler_setup(&core->hdl);
1222
1223 /* Default is no cropping */
1224 core->rect.top = 0;
1225 if (tvp5150_read_std(sd) & V4L2_STD_525_60)
1226 core->rect.height = TVP5150_V_MAX_525_60;
1227 else
1228 core->rect.height = TVP5150_V_MAX_OTHERS;
1229 core->rect.left = 0;
1230 core->rect.width = TVP5150_H_MAX;
1231
1232 if (debug > 1)
1233 tvp5150_log_status(sd);
1234 return 0;
1235
1236 free_core:
1237 kfree(core);
1238 return res;
1239 }
1240
1241 static int tvp5150_remove(struct i2c_client *c)
1242 {
1243 struct v4l2_subdev *sd = i2c_get_clientdata(c);
1244 struct tvp5150 *decoder = to_tvp5150(sd);
1245
1246 v4l2_dbg(1, debug, sd,
1247 "tvp5150.c: removing tvp5150 adapter on address 0x%x\n",
1248 c->addr << 1);
1249
1250 v4l2_device_unregister_subdev(sd);
1251 v4l2_ctrl_handler_free(&decoder->hdl);
1252 kfree(to_tvp5150(sd));
1253 return 0;
1254 }
1255
1256 /* ----------------------------------------------------------------------- */
1257
1258 static const struct i2c_device_id tvp5150_id[] = {
1259 { "tvp5150", 0 },
1260 { }
1261 };
1262 MODULE_DEVICE_TABLE(i2c, tvp5150_id);
1263
1264 static struct i2c_driver tvp5150_driver = {
1265 .driver = {
1266 .owner = THIS_MODULE,
1267 .name = "tvp5150",
1268 },
1269 .probe = tvp5150_probe,
1270 .remove = tvp5150_remove,
1271 .id_table = tvp5150_id,
1272 };
1273
1274 module_i2c_driver(tvp5150_driver);
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