Merge branch 'devel' of master.kernel.org:/home/rmk/linux-2.6-arm
[linux-2.6] / drivers / media / video / tvp5150.c
1 /*
2  * tvp5150 - Texas Instruments TVP5150A/AM1 video decoder driver
3  *
4  * Copyright (c) 2005,2006 Mauro Carvalho Chehab (mchehab@infradead.org)
5  * This code is placed under the terms of the GNU General Public License v2
6  */
7
8 #include <linux/i2c.h>
9 #include <linux/videodev.h>
10 #include <linux/delay.h>
11 #include <linux/video_decoder.h>
12 #include <media/v4l2-common.h>
13 #include <media/tvp5150.h>
14
15 #include "tvp5150_reg.h"
16
17 MODULE_DESCRIPTION("Texas Instruments TVP5150A video decoder driver");
18 MODULE_AUTHOR("Mauro Carvalho Chehab");
19 MODULE_LICENSE("GPL");
20
21 /* standard i2c insmod options */
22 static unsigned short normal_i2c[] = {
23         0xb8 >> 1,
24         0xba >> 1,
25         I2C_CLIENT_END
26 };
27
28 I2C_CLIENT_INSMOD;
29
30 static int debug = 0;
31 module_param(debug, int, 0);
32 MODULE_PARM_DESC(debug, "Debug level (0-1)");
33
34 #define tvp5150_err(fmt, arg...) do { \
35         printk(KERN_ERR "%s %d-%04x: " fmt, c->driver->driver.name, \
36                i2c_adapter_id(c->adapter), c->addr , ## arg); } while (0)
37 #define tvp5150_info(fmt, arg...) do { \
38         printk(KERN_INFO "%s %d-%04x: " fmt, c->driver->driver.name, \
39                i2c_adapter_id(c->adapter), c->addr , ## arg); } while (0)
40 #define tvp5150_dbg(num, fmt, arg...) \
41         do { \
42                 if (debug >= num) \
43                         printk(KERN_DEBUG "%s debug %d-%04x: " fmt,\
44                                 c->driver->driver.name, \
45                                 i2c_adapter_id(c->adapter), \
46                                 c->addr , ## arg); } while (0)
47
48 /* supported controls */
49 static struct v4l2_queryctrl tvp5150_qctrl[] = {
50         {
51                 .id = V4L2_CID_BRIGHTNESS,
52                 .type = V4L2_CTRL_TYPE_INTEGER,
53                 .name = "Brightness",
54                 .minimum = 0,
55                 .maximum = 255,
56                 .step = 1,
57                 .default_value = 128,
58                 .flags = 0,
59         }, {
60                 .id = V4L2_CID_CONTRAST,
61                 .type = V4L2_CTRL_TYPE_INTEGER,
62                 .name = "Contrast",
63                 .minimum = 0,
64                 .maximum = 255,
65                 .step = 0x1,
66                 .default_value = 128,
67                 .flags = 0,
68         }, {
69                  .id = V4L2_CID_SATURATION,
70                  .type = V4L2_CTRL_TYPE_INTEGER,
71                  .name = "Saturation",
72                  .minimum = 0,
73                  .maximum = 255,
74                  .step = 0x1,
75                  .default_value = 128,
76                  .flags = 0,
77         }, {
78                 .id = V4L2_CID_HUE,
79                 .type = V4L2_CTRL_TYPE_INTEGER,
80                 .name = "Hue",
81                 .minimum = -128,
82                 .maximum = 127,
83                 .step = 0x1,
84                 .default_value = 0,
85                 .flags = 0,
86         }
87 };
88
89 struct tvp5150 {
90         struct i2c_client *client;
91
92         v4l2_std_id norm;       /* Current set standard */
93         struct v4l2_routing route;
94         int enable;
95         int bright;
96         int contrast;
97         int hue;
98         int sat;
99 };
100
101 static int tvp5150_read(struct i2c_client *c, unsigned char addr)
102 {
103         unsigned char buffer[1];
104         int rc;
105
106         buffer[0] = addr;
107         if (1 != (rc = i2c_master_send(c, buffer, 1)))
108                 tvp5150_dbg(0, "i2c i/o error: rc == %d (should be 1)\n", rc);
109
110         msleep(10);
111
112         if (1 != (rc = i2c_master_recv(c, buffer, 1)))
113                 tvp5150_dbg(0, "i2c i/o error: rc == %d (should be 1)\n", rc);
114
115         tvp5150_dbg(2, "tvp5150: read 0x%02x = 0x%02x\n", addr, buffer[0]);
116
117         return (buffer[0]);
118 }
119
120 static inline void tvp5150_write(struct i2c_client *c, unsigned char addr,
121                                  unsigned char value)
122 {
123         unsigned char buffer[2];
124         int rc;
125
126         buffer[0] = addr;
127         buffer[1] = value;
128         tvp5150_dbg(2, "tvp5150: writing 0x%02x 0x%02x\n", buffer[0], buffer[1]);
129         if (2 != (rc = i2c_master_send(c, buffer, 2)))
130                 tvp5150_dbg(0, "i2c i/o error: rc == %d (should be 2)\n", rc);
131 }
132
133 static void dump_reg_range(struct i2c_client *c, char *s, u8 init, const u8 end,int max_line)
134 {
135         int i=0;
136
137         while (init!=(u8)(end+1)) {
138                 if ((i%max_line) == 0) {
139                         if (i>0)
140                                 printk("\n");
141                         printk("tvp5150: %s reg 0x%02x = ",s,init);
142                 }
143                 printk("%02x ",tvp5150_read(c, init));
144
145                 init++;
146                 i++;
147         }
148         printk("\n");
149 }
150
151 static void dump_reg(struct i2c_client *c)
152 {
153         printk("tvp5150: Video input source selection #1 = 0x%02x\n",
154                                         tvp5150_read(c, TVP5150_VD_IN_SRC_SEL_1));
155         printk("tvp5150: Analog channel controls = 0x%02x\n",
156                                         tvp5150_read(c, TVP5150_ANAL_CHL_CTL));
157         printk("tvp5150: Operation mode controls = 0x%02x\n",
158                                         tvp5150_read(c, TVP5150_OP_MODE_CTL));
159         printk("tvp5150: Miscellaneous controls = 0x%02x\n",
160                                         tvp5150_read(c, TVP5150_MISC_CTL));
161         printk("tvp5150: Autoswitch mask= 0x%02x\n",
162                                         tvp5150_read(c, TVP5150_AUTOSW_MSK));
163         printk("tvp5150: Color killer threshold control = 0x%02x\n",
164                                         tvp5150_read(c, TVP5150_COLOR_KIL_THSH_CTL));
165         printk("tvp5150: Luminance processing controls #1 #2 and #3 = %02x %02x %02x\n",
166                                         tvp5150_read(c, TVP5150_LUMA_PROC_CTL_1),
167                                         tvp5150_read(c, TVP5150_LUMA_PROC_CTL_2),
168                                         tvp5150_read(c, TVP5150_LUMA_PROC_CTL_3));
169         printk("tvp5150: Brightness control = 0x%02x\n",
170                                         tvp5150_read(c, TVP5150_BRIGHT_CTL));
171         printk("tvp5150: Color saturation control = 0x%02x\n",
172                                         tvp5150_read(c, TVP5150_SATURATION_CTL));
173         printk("tvp5150: Hue control = 0x%02x\n",
174                                         tvp5150_read(c, TVP5150_HUE_CTL));
175         printk("tvp5150: Contrast control = 0x%02x\n",
176                                         tvp5150_read(c, TVP5150_CONTRAST_CTL));
177         printk("tvp5150: Outputs and data rates select = 0x%02x\n",
178                                         tvp5150_read(c, TVP5150_DATA_RATE_SEL));
179         printk("tvp5150: Configuration shared pins = 0x%02x\n",
180                                         tvp5150_read(c, TVP5150_CONF_SHARED_PIN));
181         printk("tvp5150: Active video cropping start = 0x%02x%02x\n",
182                                         tvp5150_read(c, TVP5150_ACT_VD_CROP_ST_MSB),
183                                         tvp5150_read(c, TVP5150_ACT_VD_CROP_ST_LSB));
184         printk("tvp5150: Active video cropping stop  = 0x%02x%02x\n",
185                                         tvp5150_read(c, TVP5150_ACT_VD_CROP_STP_MSB),
186                                         tvp5150_read(c, TVP5150_ACT_VD_CROP_STP_LSB));
187         printk("tvp5150: Genlock/RTC = 0x%02x\n",
188                                         tvp5150_read(c, TVP5150_GENLOCK));
189         printk("tvp5150: Horizontal sync start = 0x%02x\n",
190                                         tvp5150_read(c, TVP5150_HORIZ_SYNC_START));
191         printk("tvp5150: Vertical blanking start = 0x%02x\n",
192                                         tvp5150_read(c, TVP5150_VERT_BLANKING_START));
193         printk("tvp5150: Vertical blanking stop = 0x%02x\n",
194                                         tvp5150_read(c, TVP5150_VERT_BLANKING_STOP));
195         printk("tvp5150: Chrominance processing control #1 and #2 = %02x %02x\n",
196                                         tvp5150_read(c, TVP5150_CHROMA_PROC_CTL_1),
197                                         tvp5150_read(c, TVP5150_CHROMA_PROC_CTL_2));
198         printk("tvp5150: Interrupt reset register B = 0x%02x\n",
199                                         tvp5150_read(c, TVP5150_INT_RESET_REG_B));
200         printk("tvp5150: Interrupt enable register B = 0x%02x\n",
201                                         tvp5150_read(c, TVP5150_INT_ENABLE_REG_B));
202         printk("tvp5150: Interrupt configuration register B = 0x%02x\n",
203                                         tvp5150_read(c, TVP5150_INTT_CONFIG_REG_B));
204         printk("tvp5150: Video standard = 0x%02x\n",
205                                         tvp5150_read(c, TVP5150_VIDEO_STD));
206         printk("tvp5150: Chroma gain factor: Cb=0x%02x Cr=0x%02x\n",
207                                         tvp5150_read(c, TVP5150_CB_GAIN_FACT),
208                                         tvp5150_read(c, TVP5150_CR_GAIN_FACTOR));
209         printk("tvp5150: Macrovision on counter = 0x%02x\n",
210                                         tvp5150_read(c, TVP5150_MACROVISION_ON_CTR));
211         printk("tvp5150: Macrovision off counter = 0x%02x\n",
212                                         tvp5150_read(c, TVP5150_MACROVISION_OFF_CTR));
213         printk("tvp5150: ITU-R BT.656.%d timing(TVP5150AM1 only)\n",
214                                         (tvp5150_read(c, TVP5150_REV_SELECT)&1)?3:4);
215         printk("tvp5150: Device ID = %02x%02x\n",
216                                         tvp5150_read(c, TVP5150_MSB_DEV_ID),
217                                         tvp5150_read(c, TVP5150_LSB_DEV_ID));
218         printk("tvp5150: ROM version = (hex) %02x.%02x\n",
219                                         tvp5150_read(c, TVP5150_ROM_MAJOR_VER),
220                                         tvp5150_read(c, TVP5150_ROM_MINOR_VER));
221         printk("tvp5150: Vertical line count = 0x%02x%02x\n",
222                                         tvp5150_read(c, TVP5150_VERT_LN_COUNT_MSB),
223                                         tvp5150_read(c, TVP5150_VERT_LN_COUNT_LSB));
224         printk("tvp5150: Interrupt status register B = 0x%02x\n",
225                                         tvp5150_read(c, TVP5150_INT_STATUS_REG_B));
226         printk("tvp5150: Interrupt active register B = 0x%02x\n",
227                                         tvp5150_read(c, TVP5150_INT_ACTIVE_REG_B));
228         printk("tvp5150: Status regs #1 to #5 = %02x %02x %02x %02x %02x\n",
229                                         tvp5150_read(c, TVP5150_STATUS_REG_1),
230                                         tvp5150_read(c, TVP5150_STATUS_REG_2),
231                                         tvp5150_read(c, TVP5150_STATUS_REG_3),
232                                         tvp5150_read(c, TVP5150_STATUS_REG_4),
233                                         tvp5150_read(c, TVP5150_STATUS_REG_5));
234
235         dump_reg_range(c,"Teletext filter 1",   TVP5150_TELETEXT_FIL1_INI,
236                                                 TVP5150_TELETEXT_FIL1_END,8);
237         dump_reg_range(c,"Teletext filter 2",   TVP5150_TELETEXT_FIL2_INI,
238                                                 TVP5150_TELETEXT_FIL2_END,8);
239
240         printk("tvp5150: Teletext filter enable = 0x%02x\n",
241                                         tvp5150_read(c, TVP5150_TELETEXT_FIL_ENA));
242         printk("tvp5150: Interrupt status register A = 0x%02x\n",
243                                         tvp5150_read(c, TVP5150_INT_STATUS_REG_A));
244         printk("tvp5150: Interrupt enable register A = 0x%02x\n",
245                                         tvp5150_read(c, TVP5150_INT_ENABLE_REG_A));
246         printk("tvp5150: Interrupt configuration = 0x%02x\n",
247                                         tvp5150_read(c, TVP5150_INT_CONF));
248         printk("tvp5150: VDP status register = 0x%02x\n",
249                                         tvp5150_read(c, TVP5150_VDP_STATUS_REG));
250         printk("tvp5150: FIFO word count = 0x%02x\n",
251                                         tvp5150_read(c, TVP5150_FIFO_WORD_COUNT));
252         printk("tvp5150: FIFO interrupt threshold = 0x%02x\n",
253                                         tvp5150_read(c, TVP5150_FIFO_INT_THRESHOLD));
254         printk("tvp5150: FIFO reset = 0x%02x\n",
255                                         tvp5150_read(c, TVP5150_FIFO_RESET));
256         printk("tvp5150: Line number interrupt = 0x%02x\n",
257                                         tvp5150_read(c, TVP5150_LINE_NUMBER_INT));
258         printk("tvp5150: Pixel alignment register = 0x%02x%02x\n",
259                                         tvp5150_read(c, TVP5150_PIX_ALIGN_REG_HIGH),
260                                         tvp5150_read(c, TVP5150_PIX_ALIGN_REG_LOW));
261         printk("tvp5150: FIFO output control = 0x%02x\n",
262                                         tvp5150_read(c, TVP5150_FIFO_OUT_CTRL));
263         printk("tvp5150: Full field enable = 0x%02x\n",
264                                         tvp5150_read(c, TVP5150_FULL_FIELD_ENA));
265         printk("tvp5150: Full field mode register = 0x%02x\n",
266                                         tvp5150_read(c, TVP5150_FULL_FIELD_MODE_REG));
267
268         dump_reg_range(c,"CC   data",   TVP5150_CC_DATA_INI,
269                                         TVP5150_CC_DATA_END,8);
270
271         dump_reg_range(c,"WSS  data",   TVP5150_WSS_DATA_INI,
272                                         TVP5150_WSS_DATA_END,8);
273
274         dump_reg_range(c,"VPS  data",   TVP5150_VPS_DATA_INI,
275                                         TVP5150_VPS_DATA_END,8);
276
277         dump_reg_range(c,"VITC data",   TVP5150_VITC_DATA_INI,
278                                         TVP5150_VITC_DATA_END,10);
279
280         dump_reg_range(c,"Line mode",   TVP5150_LINE_MODE_INI,
281                                         TVP5150_LINE_MODE_END,8);
282 }
283
284 /****************************************************************************
285                         Basic functions
286  ****************************************************************************/
287
288 static inline void tvp5150_selmux(struct i2c_client *c)
289 {
290         int opmode=0;
291         struct tvp5150 *decoder = i2c_get_clientdata(c);
292         int input = 0;
293
294         if ((decoder->route.output & TVP5150_BLACK_SCREEN) || !decoder->enable)
295                 input = 8;
296
297         switch (decoder->route.input) {
298         case TVP5150_COMPOSITE1:
299                 input |= 2;
300                 /* fall through */
301         case TVP5150_COMPOSITE0:
302                 opmode=0x30;            /* TV Mode */
303                 break;
304         case TVP5150_SVIDEO:
305         default:
306                 input |= 1;
307                 opmode=0;               /* Auto Mode */
308                 break;
309         }
310
311         tvp5150_dbg( 1, "Selecting video route: route input=%i, output=%i "
312                         "=> tvp5150 input=%i, opmode=%i\n",
313                         decoder->route.input,decoder->route.output,
314                         input, opmode );
315
316         tvp5150_write(c, TVP5150_OP_MODE_CTL, opmode);
317         tvp5150_write(c, TVP5150_VD_IN_SRC_SEL_1, input);
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 i2c_client *c,
586                                 const struct i2c_reg_value *regs)
587 {
588         while (regs->reg != 0xff) {
589                 tvp5150_write(c, regs->reg, regs->value);
590                 regs++;
591         }
592         return 0;
593 }
594
595 static int tvp5150_vdp_init(struct i2c_client *c,
596                                 const struct i2c_vbi_ram_value *regs)
597 {
598         unsigned int i;
599
600         /* Disable Full Field */
601         tvp5150_write(c, 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(c, i, 0xff);
606
607         /* Load Ram Table */
608         while (regs->reg != (u16)-1 ) {
609                 tvp5150_write(c, TVP5150_CONF_RAM_ADDR_HIGH,regs->reg>>8);
610                 tvp5150_write(c, TVP5150_CONF_RAM_ADDR_LOW,regs->reg);
611
612                 for (i=0;i<16;i++)
613                         tvp5150_write(c, 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 void tvp5150_vbi_get_cap(const struct i2c_vbi_ram_value *regs,
622                                 struct v4l2_sliced_vbi_cap *cap)
623 {
624         int line;
625
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 }
637
638 /* Set vbi processing
639  * type - one of tvp5150_vbi_types
640  * line - line to gather data
641  * fields: bit 0 field1, bit 1, field2
642  * flags (default=0xf0) is a bitmask, were set means:
643  *      bit 7: enable filtering null bytes on CC
644  *      bit 6: send data also to FIFO
645  *      bit 5: don't allow data with errors on FIFO
646  *      bit 4: enable ECC when possible
647  * pix_align = pix alignment:
648  *      LSB = field1
649  *      MSB = field2
650  */
651 static int tvp5150_set_vbi(struct i2c_client *c,
652                         const struct i2c_vbi_ram_value *regs,
653                         unsigned int type,u8 flags, int line,
654                         const int fields)
655 {
656         struct tvp5150 *decoder = i2c_get_clientdata(c);
657         v4l2_std_id std=decoder->norm;
658         u8 reg;
659         int pos=0;
660
661         if (std == V4L2_STD_ALL) {
662                 tvp5150_err("VBI can't be configured without knowing number of lines\n");
663                 return 0;
664         } else if (std && V4L2_STD_625_50) {
665                 /* Don't follow NTSC Line number convension */
666                 line += 3;
667         }
668
669         if (line<6||line>27)
670                 return 0;
671
672         while (regs->reg != (u16)-1 ) {
673                 if ((type & regs->type.vbi_type) &&
674                     (line>=regs->type.ini_line) &&
675                     (line<=regs->type.end_line)) {
676                         type=regs->type.vbi_type;
677                         break;
678                 }
679
680                 regs++;
681                 pos++;
682         }
683         if (regs->reg == (u16)-1)
684                 return 0;
685
686         type=pos | (flags & 0xf0);
687         reg=((line-6)<<1)+TVP5150_LINE_MODE_INI;
688
689         if (fields&1) {
690                 tvp5150_write(c, reg, type);
691         }
692
693         if (fields&2) {
694                 tvp5150_write(c, reg+1, type);
695         }
696
697         return type;
698 }
699
700 static int tvp5150_get_vbi(struct i2c_client *c,
701                         const struct i2c_vbi_ram_value *regs, int line)
702 {
703         struct tvp5150 *decoder = i2c_get_clientdata(c);
704         v4l2_std_id std=decoder->norm;
705         u8 reg;
706         int pos, type=0;
707
708         if (std == V4L2_STD_ALL) {
709                 tvp5150_err("VBI can't be configured without knowing number of lines\n");
710                 return 0;
711         } else if (std && V4L2_STD_625_50) {
712                 /* Don't follow NTSC Line number convension */
713                 line += 3;
714         }
715
716         if (line<6||line>27)
717                 return 0;
718
719         reg=((line-6)<<1)+TVP5150_LINE_MODE_INI;
720
721         pos=tvp5150_read(c, reg)&0x0f;
722         if (pos<0x0f)
723                 type=regs[pos].type.vbi_type;
724
725         pos=tvp5150_read(c, reg+1)&0x0f;
726         if (pos<0x0f)
727                 type|=regs[pos].type.vbi_type;
728
729         return type;
730 }
731 static int tvp5150_set_std(struct i2c_client *c, v4l2_std_id std)
732 {
733         struct tvp5150 *decoder = i2c_get_clientdata(c);
734         int fmt=0;
735
736         decoder->norm=std;
737
738         /* First tests should be against specific std */
739
740         if (std == V4L2_STD_ALL) {
741                 fmt=0;  /* Autodetect mode */
742         } else if (std & V4L2_STD_NTSC_443) {
743                 fmt=0xa;
744         } else if (std & V4L2_STD_PAL_M) {
745                 fmt=0x6;
746         } else if (std & (V4L2_STD_PAL_N| V4L2_STD_PAL_Nc)) {
747                 fmt=0x8;
748         } else {
749                 /* Then, test against generic ones */
750                 if (std & V4L2_STD_NTSC) {
751                         fmt=0x2;
752                 } else if (std & V4L2_STD_PAL) {
753                         fmt=0x4;
754                 } else if (std & V4L2_STD_SECAM) {
755                         fmt=0xc;
756                 }
757         }
758
759         tvp5150_dbg(1,"Set video std register to %d.\n",fmt);
760         tvp5150_write(c, TVP5150_VIDEO_STD, fmt);
761
762         return 0;
763 }
764
765 static inline void tvp5150_reset(struct i2c_client *c)
766 {
767         u8 msb_id, lsb_id, msb_rom, lsb_rom;
768         struct tvp5150 *decoder = i2c_get_clientdata(c);
769
770         msb_id=tvp5150_read(c,TVP5150_MSB_DEV_ID);
771         lsb_id=tvp5150_read(c,TVP5150_LSB_DEV_ID);
772         msb_rom=tvp5150_read(c,TVP5150_ROM_MAJOR_VER);
773         lsb_rom=tvp5150_read(c,TVP5150_ROM_MINOR_VER);
774
775         if ((msb_rom==4)&&(lsb_rom==0)) { /* Is TVP5150AM1 */
776                 tvp5150_info("tvp%02x%02xam1 detected.\n",msb_id, lsb_id);
777
778                 /* ITU-T BT.656.4 timing */
779                 tvp5150_write(c,TVP5150_REV_SELECT,0);
780         } else {
781                 if ((msb_rom==3)||(lsb_rom==0x21)) { /* Is TVP5150A */
782                         tvp5150_info("tvp%02x%02xa detected.\n",msb_id, lsb_id);
783                 } else {
784                         tvp5150_info("*** unknown tvp%02x%02x chip detected.\n",msb_id,lsb_id);
785                         tvp5150_info("*** Rom ver is %d.%d\n",msb_rom,lsb_rom);
786                 }
787         }
788
789         /* Initializes TVP5150 to its default values */
790         tvp5150_write_inittab(c, tvp5150_init_default);
791
792         /* Initializes VDP registers */
793         tvp5150_vdp_init(c, vbi_ram_default);
794
795         /* Selects decoder input */
796         tvp5150_selmux(c);
797
798         /* Initializes TVP5150 to stream enabled values */
799         tvp5150_write_inittab(c, tvp5150_init_enable);
800
801         /* Initialize image preferences */
802         tvp5150_write(c, TVP5150_BRIGHT_CTL, decoder->bright >> 8);
803         tvp5150_write(c, TVP5150_CONTRAST_CTL, decoder->contrast >> 8);
804         tvp5150_write(c, TVP5150_SATURATION_CTL, decoder->contrast >> 8);
805         tvp5150_write(c, TVP5150_HUE_CTL, (decoder->hue - 32768) >> 8);
806
807         tvp5150_set_std(c, decoder->norm);
808 };
809
810 static int tvp5150_get_ctrl(struct i2c_client *c, struct v4l2_control *ctrl)
811 {
812 /*      struct tvp5150 *decoder = i2c_get_clientdata(c); */
813
814         switch (ctrl->id) {
815         case V4L2_CID_BRIGHTNESS:
816                 ctrl->value = tvp5150_read(c, TVP5150_BRIGHT_CTL);
817                 return 0;
818         case V4L2_CID_CONTRAST:
819                 ctrl->value = tvp5150_read(c, TVP5150_CONTRAST_CTL);
820                 return 0;
821         case V4L2_CID_SATURATION:
822                 ctrl->value = tvp5150_read(c, TVP5150_SATURATION_CTL);
823                 return 0;
824         case V4L2_CID_HUE:
825                 ctrl->value = tvp5150_read(c, TVP5150_HUE_CTL);
826                 return 0;
827         }
828         return -EINVAL;
829 }
830
831 static int tvp5150_set_ctrl(struct i2c_client *c, struct v4l2_control *ctrl)
832 {
833 /*      struct tvp5150 *decoder = i2c_get_clientdata(c); */
834
835         switch (ctrl->id) {
836         case V4L2_CID_BRIGHTNESS:
837                 tvp5150_write(c, TVP5150_BRIGHT_CTL, ctrl->value);
838                 return 0;
839         case V4L2_CID_CONTRAST:
840                 tvp5150_write(c, TVP5150_CONTRAST_CTL, ctrl->value);
841                 return 0;
842         case V4L2_CID_SATURATION:
843                 tvp5150_write(c, TVP5150_SATURATION_CTL, ctrl->value);
844                 return 0;
845         case V4L2_CID_HUE:
846                 tvp5150_write(c, TVP5150_HUE_CTL, ctrl->value);
847                 return 0;
848         }
849         return -EINVAL;
850 }
851
852 /****************************************************************************
853                         I2C Command
854  ****************************************************************************/
855 static int tvp5150_command(struct i2c_client *c,
856                            unsigned int cmd, void *arg)
857 {
858         struct tvp5150 *decoder = i2c_get_clientdata(c);
859
860         switch (cmd) {
861
862         case 0:
863         case VIDIOC_INT_RESET:
864                 tvp5150_reset(c);
865                 break;
866         case VIDIOC_INT_G_VIDEO_ROUTING:
867         {
868                 struct v4l2_routing *route = arg;
869
870                 *route = decoder->route;
871                 break;
872         }
873         case VIDIOC_INT_S_VIDEO_ROUTING:
874         {
875                 struct v4l2_routing *route = arg;
876
877                 decoder->route = *route;
878                 tvp5150_selmux(c);
879                 break;
880         }
881         case VIDIOC_S_STD:
882                 if (decoder->norm == *(v4l2_std_id *)arg)
883                         break;
884                 return tvp5150_set_std(c, *(v4l2_std_id *)arg);
885         case VIDIOC_G_STD:
886                 *(v4l2_std_id *)arg = decoder->norm;
887                 break;
888
889         case VIDIOC_G_SLICED_VBI_CAP:
890         {
891                 struct v4l2_sliced_vbi_cap *cap = arg;
892                 tvp5150_dbg(1, "VIDIOC_G_SLICED_VBI_CAP\n");
893
894                 tvp5150_vbi_get_cap(vbi_ram_default, cap);
895                 break;
896         }
897         case VIDIOC_S_FMT:
898         {
899                 struct v4l2_format *fmt;
900                 struct v4l2_sliced_vbi_format *svbi;
901                 int i;
902
903                 fmt = arg;
904                 if (fmt->type != V4L2_BUF_TYPE_SLICED_VBI_CAPTURE)
905                         return -EINVAL;
906                 svbi = &fmt->fmt.sliced;
907                 if (svbi->service_set != 0) {
908                         for (i = 0; i <= 23; i++) {
909                                 svbi->service_lines[1][i] = 0;
910
911                                 svbi->service_lines[0][i]=tvp5150_set_vbi(c,
912                                          vbi_ram_default,
913                                          svbi->service_lines[0][i],0xf0,i,3);
914                         }
915                         /* Enables FIFO */
916                         tvp5150_write(c, TVP5150_FIFO_OUT_CTRL,1);
917                 } else {
918                         /* Disables FIFO*/
919                         tvp5150_write(c, TVP5150_FIFO_OUT_CTRL,0);
920
921                         /* Disable Full Field */
922                         tvp5150_write(c, TVP5150_FULL_FIELD_ENA, 0);
923
924                         /* Disable Line modes */
925                         for (i=TVP5150_LINE_MODE_INI; i<=TVP5150_LINE_MODE_END; i++)
926                                 tvp5150_write(c, i, 0xff);
927                 }
928                 break;
929         }
930         case VIDIOC_G_FMT:
931         {
932                 struct v4l2_format *fmt;
933                 struct v4l2_sliced_vbi_format *svbi;
934
935                 int i, mask=0;
936
937                 fmt = arg;
938                 if (fmt->type != V4L2_BUF_TYPE_SLICED_VBI_CAPTURE)
939                         return -EINVAL;
940                 svbi = &fmt->fmt.sliced;
941                 memset(svbi, 0, sizeof(*svbi));
942
943                 for (i = 0; i <= 23; i++) {
944                         svbi->service_lines[0][i]=tvp5150_get_vbi(c,
945                                 vbi_ram_default,i);
946                         mask|=svbi->service_lines[0][i];
947                 }
948                 svbi->service_set=mask;
949                 break;
950         }
951
952 #ifdef CONFIG_VIDEO_ADV_DEBUG
953         case VIDIOC_INT_G_REGISTER:
954         {
955                 struct v4l2_register *reg = arg;
956
957                 if (reg->i2c_id != I2C_DRIVERID_TVP5150)
958                         return -EINVAL;
959                 reg->val = tvp5150_read(c, reg->reg & 0xff);
960                 break;
961         }
962
963         case VIDIOC_INT_S_REGISTER:
964         {
965                 struct v4l2_register *reg = arg;
966
967                 if (reg->i2c_id != I2C_DRIVERID_TVP5150)
968                         return -EINVAL;
969                 if (!capable(CAP_SYS_ADMIN))
970                         return -EPERM;
971                 tvp5150_write(c, reg->reg & 0xff, reg->val & 0xff);
972                 break;
973         }
974 #endif
975
976         case VIDIOC_LOG_STATUS:
977                 dump_reg(c);
978                 break;
979
980         case VIDIOC_G_TUNER:
981                 {
982                         struct v4l2_tuner *vt = arg;
983                         int status = tvp5150_read(c, 0x88);
984
985                         vt->signal = ((status & 0x04) && (status & 0x02)) ? 0xffff : 0x0;
986                         break;
987                 }
988         case VIDIOC_QUERYCTRL:
989                 {
990                         struct v4l2_queryctrl *qc = arg;
991                         int i;
992
993                         tvp5150_dbg(1, "VIDIOC_QUERYCTRL called\n");
994
995                         for (i = 0; i < ARRAY_SIZE(tvp5150_qctrl); i++)
996                                 if (qc->id && qc->id == tvp5150_qctrl[i].id) {
997                                         memcpy(qc, &(tvp5150_qctrl[i]),
998                                                sizeof(*qc));
999                                         return 0;
1000                                 }
1001
1002                         return -EINVAL;
1003                 }
1004         case VIDIOC_G_CTRL:
1005                 {
1006                         struct v4l2_control *ctrl = arg;
1007                         tvp5150_dbg(1, "VIDIOC_G_CTRL called\n");
1008
1009                         return tvp5150_get_ctrl(c, ctrl);
1010                 }
1011         case VIDIOC_S_CTRL:
1012                 {
1013                         struct v4l2_control *ctrl = arg;
1014                         u8 i, n;
1015                         n = sizeof(tvp5150_qctrl) / sizeof(tvp5150_qctrl[0]);
1016                         for (i = 0; i < n; i++)
1017                                 if (ctrl->id == tvp5150_qctrl[i].id) {
1018                                         if (ctrl->value <
1019                                             tvp5150_qctrl[i].minimum
1020                                             || ctrl->value >
1021                                             tvp5150_qctrl[i].maximum)
1022                                                 return -ERANGE;
1023                                         tvp5150_dbg(1,
1024                                                 "VIDIOC_S_CTRL: id=%d, value=%d\n",
1025                                                 ctrl->id, ctrl->value);
1026                                         return tvp5150_set_ctrl(c, ctrl);
1027                                 }
1028                         return -EINVAL;
1029                 }
1030
1031         default:
1032                 return -EINVAL;
1033         }
1034
1035         return 0;
1036 }
1037
1038 /****************************************************************************
1039                         I2C Client & Driver
1040  ****************************************************************************/
1041 static struct i2c_driver driver;
1042
1043 static struct i2c_client client_template = {
1044         .name = "(unset)",
1045         .driver = &driver,
1046 };
1047
1048 static int tvp5150_detect_client(struct i2c_adapter *adapter,
1049                                  int address, int kind)
1050 {
1051         struct i2c_client *c;
1052         struct tvp5150 *core;
1053         int rv;
1054
1055         if (debug)
1056                 printk( KERN_INFO
1057                 "tvp5150.c: detecting tvp5150 client on address 0x%x\n",
1058                 address << 1);
1059
1060         client_template.adapter = adapter;
1061         client_template.addr = address;
1062
1063         /* Check if the adapter supports the needed features */
1064         if (!i2c_check_functionality
1065             (adapter,
1066              I2C_FUNC_SMBUS_READ_BYTE | I2C_FUNC_SMBUS_WRITE_BYTE_DATA))
1067                 return 0;
1068
1069         c = kmalloc(sizeof(struct i2c_client), GFP_KERNEL);
1070         if (c == 0)
1071                 return -ENOMEM;
1072         memcpy(c, &client_template, sizeof(struct i2c_client));
1073
1074         core = kzalloc(sizeof(struct tvp5150), GFP_KERNEL);
1075         if (core == 0) {
1076                 kfree(c);
1077                 return -ENOMEM;
1078         }
1079         i2c_set_clientdata(c, core);
1080
1081         rv = i2c_attach_client(c);
1082
1083         core->norm = V4L2_STD_ALL;      /* Default is autodetect */
1084         core->route.input = TVP5150_COMPOSITE1;
1085         core->enable = 1;
1086         core->bright = 32768;
1087         core->contrast = 32768;
1088         core->hue = 32768;
1089         core->sat = 32768;
1090
1091         if (rv) {
1092                 kfree(c);
1093                 kfree(core);
1094                 return rv;
1095         }
1096
1097         if (debug > 1)
1098                 dump_reg(c);
1099         return 0;
1100 }
1101
1102 static int tvp5150_attach_adapter(struct i2c_adapter *adapter)
1103 {
1104         if (debug)
1105                 printk( KERN_INFO
1106                 "tvp5150.c: starting probe for adapter %s (0x%x)\n",
1107                 adapter->name, adapter->id);
1108         return i2c_probe(adapter, &addr_data, &tvp5150_detect_client);
1109 }
1110
1111 static int tvp5150_detach_client(struct i2c_client *c)
1112 {
1113         struct tvp5150 *decoder = i2c_get_clientdata(c);
1114         int err;
1115
1116         tvp5150_dbg(1,
1117                 "tvp5150.c: removing tvp5150 adapter on address 0x%x\n",
1118                 c->addr << 1);
1119
1120         err = i2c_detach_client(c);
1121         if (err) {
1122                 return err;
1123         }
1124
1125         kfree(decoder);
1126         kfree(c);
1127
1128         return 0;
1129 }
1130
1131 /* ----------------------------------------------------------------------- */
1132
1133 static struct i2c_driver driver = {
1134         .driver = {
1135                 .name = "tvp5150",
1136         },
1137         .id = I2C_DRIVERID_TVP5150,
1138
1139         .attach_adapter = tvp5150_attach_adapter,
1140         .detach_client = tvp5150_detach_client,
1141
1142         .command = tvp5150_command,
1143 };
1144
1145 static int __init tvp5150_init(void)
1146 {
1147         return i2c_add_driver(&driver);
1148 }
1149
1150 static void __exit tvp5150_exit(void)
1151 {
1152         i2c_del_driver(&driver);
1153 }
1154
1155 module_init(tvp5150_init);
1156 module_exit(tvp5150_exit);