Merge branch 'master' into upstream-fixes
[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 (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_write(c, TVP5150_OP_MODE_CTL, opmode);
312         tvp5150_write(c, TVP5150_VD_IN_SRC_SEL_1, input);
313 };
314
315 struct i2c_reg_value {
316         unsigned char reg;
317         unsigned char value;
318 };
319
320 /* Default values as sugested at TVP5150AM1 datasheet */
321 static const struct i2c_reg_value tvp5150_init_default[] = {
322         { /* 0x00 */
323                 TVP5150_VD_IN_SRC_SEL_1,0x00
324         },
325         { /* 0x01 */
326                 TVP5150_ANAL_CHL_CTL,0x15
327         },
328         { /* 0x02 */
329                 TVP5150_OP_MODE_CTL,0x00
330         },
331         { /* 0x03 */
332                 TVP5150_MISC_CTL,0x01
333         },
334         { /* 0x06 */
335                 TVP5150_COLOR_KIL_THSH_CTL,0x10
336         },
337         { /* 0x07 */
338                 TVP5150_LUMA_PROC_CTL_1,0x60
339         },
340         { /* 0x08 */
341                 TVP5150_LUMA_PROC_CTL_2,0x00
342         },
343         { /* 0x09 */
344                 TVP5150_BRIGHT_CTL,0x80
345         },
346         { /* 0x0a */
347                 TVP5150_SATURATION_CTL,0x80
348         },
349         { /* 0x0b */
350                 TVP5150_HUE_CTL,0x00
351         },
352         { /* 0x0c */
353                 TVP5150_CONTRAST_CTL,0x80
354         },
355         { /* 0x0d */
356                 TVP5150_DATA_RATE_SEL,0x47
357         },
358         { /* 0x0e */
359                 TVP5150_LUMA_PROC_CTL_3,0x00
360         },
361         { /* 0x0f */
362                 TVP5150_CONF_SHARED_PIN,0x08
363         },
364         { /* 0x11 */
365                 TVP5150_ACT_VD_CROP_ST_MSB,0x00
366         },
367         { /* 0x12 */
368                 TVP5150_ACT_VD_CROP_ST_LSB,0x00
369         },
370         { /* 0x13 */
371                 TVP5150_ACT_VD_CROP_STP_MSB,0x00
372         },
373         { /* 0x14 */
374                 TVP5150_ACT_VD_CROP_STP_LSB,0x00
375         },
376         { /* 0x15 */
377                 TVP5150_GENLOCK,0x01
378         },
379         { /* 0x16 */
380                 TVP5150_HORIZ_SYNC_START,0x80
381         },
382         { /* 0x18 */
383                 TVP5150_VERT_BLANKING_START,0x00
384         },
385         { /* 0x19 */
386                 TVP5150_VERT_BLANKING_STOP,0x00
387         },
388         { /* 0x1a */
389                 TVP5150_CHROMA_PROC_CTL_1,0x0c
390         },
391         { /* 0x1b */
392                 TVP5150_CHROMA_PROC_CTL_2,0x14
393         },
394         { /* 0x1c */
395                 TVP5150_INT_RESET_REG_B,0x00
396         },
397         { /* 0x1d */
398                 TVP5150_INT_ENABLE_REG_B,0x00
399         },
400         { /* 0x1e */
401                 TVP5150_INTT_CONFIG_REG_B,0x00
402         },
403         { /* 0x28 */
404                 TVP5150_VIDEO_STD,0x00
405         },
406         { /* 0x2e */
407                 TVP5150_MACROVISION_ON_CTR,0x0f
408         },
409         { /* 0x2f */
410                 TVP5150_MACROVISION_OFF_CTR,0x01
411         },
412         { /* 0xbb */
413                 TVP5150_TELETEXT_FIL_ENA,0x00
414         },
415         { /* 0xc0 */
416                 TVP5150_INT_STATUS_REG_A,0x00
417         },
418         { /* 0xc1 */
419                 TVP5150_INT_ENABLE_REG_A,0x00
420         },
421         { /* 0xc2 */
422                 TVP5150_INT_CONF,0x04
423         },
424         { /* 0xc8 */
425                 TVP5150_FIFO_INT_THRESHOLD,0x80
426         },
427         { /* 0xc9 */
428                 TVP5150_FIFO_RESET,0x00
429         },
430         { /* 0xca */
431                 TVP5150_LINE_NUMBER_INT,0x00
432         },
433         { /* 0xcb */
434                 TVP5150_PIX_ALIGN_REG_LOW,0x4e
435         },
436         { /* 0xcc */
437                 TVP5150_PIX_ALIGN_REG_HIGH,0x00
438         },
439         { /* 0xcd */
440                 TVP5150_FIFO_OUT_CTRL,0x01
441         },
442         { /* 0xcf */
443                 TVP5150_FULL_FIELD_ENA,0x00
444         },
445         { /* 0xd0 */
446                 TVP5150_LINE_MODE_INI,0x00
447         },
448         { /* 0xfc */
449                 TVP5150_FULL_FIELD_MODE_REG,0x7f
450         },
451         { /* end of data */
452                 0xff,0xff
453         }
454 };
455
456 /* Default values as sugested at TVP5150AM1 datasheet */
457 static const struct i2c_reg_value tvp5150_init_enable[] = {
458         {
459                 TVP5150_CONF_SHARED_PIN, 2
460         },{     /* Automatic offset and AGC enabled */
461                 TVP5150_ANAL_CHL_CTL, 0x15
462         },{     /* Activate YCrCb output 0x9 or 0xd ? */
463                 TVP5150_MISC_CTL, 0x6f
464         },{     /* Activates video std autodetection for all standards */
465                 TVP5150_AUTOSW_MSK, 0x0
466         },{     /* Default format: 0x47. For 4:2:2: 0x40 */
467                 TVP5150_DATA_RATE_SEL, 0x47
468         },{
469                 TVP5150_CHROMA_PROC_CTL_1, 0x0c
470         },{
471                 TVP5150_CHROMA_PROC_CTL_2, 0x54
472         },{     /* Non documented, but initialized on WinTV USB2 */
473                 0x27, 0x20
474         },{
475                 0xff,0xff
476         }
477 };
478
479 struct tvp5150_vbi_type {
480         unsigned int vbi_type;
481         unsigned int ini_line;
482         unsigned int end_line;
483         unsigned int by_field :1;
484 };
485
486 struct i2c_vbi_ram_value {
487         u16 reg;
488         struct tvp5150_vbi_type type;
489         unsigned char values[16];
490 };
491
492 /* This struct have the values for each supported VBI Standard
493  * by
494  tvp5150_vbi_types should follow the same order as vbi_ram_default
495  * value 0 means rom position 0x10, value 1 means rom position 0x30
496  * and so on. There are 16 possible locations from 0 to 15.
497  */
498
499 static struct i2c_vbi_ram_value vbi_ram_default[] =
500 {
501         /* FIXME: Current api doesn't handle all VBI types, those not
502            yet supported are placed under #if 0 */
503 #if 0
504         {0x010, /* Teletext, SECAM, WST System A */
505                 {V4L2_SLICED_TELETEXT_SECAM,6,23,1},
506                 { 0xaa, 0xaa, 0xff, 0xff, 0xe7, 0x2e, 0x20, 0x26,
507                   0xe6, 0xb4, 0x0e, 0x00, 0x00, 0x00, 0x10, 0x00 }
508         },
509 #endif
510         {0x030, /* Teletext, PAL, WST System B */
511                 {V4L2_SLICED_TELETEXT_B,6,22,1},
512                 { 0xaa, 0xaa, 0xff, 0xff, 0x27, 0x2e, 0x20, 0x2b,
513                   0xa6, 0x72, 0x10, 0x00, 0x00, 0x00, 0x10, 0x00 }
514         },
515 #if 0
516         {0x050, /* Teletext, PAL, WST System C */
517                 {V4L2_SLICED_TELETEXT_PAL_C,6,22,1},
518                 { 0xaa, 0xaa, 0xff, 0xff, 0xe7, 0x2e, 0x20, 0x22,
519                   0xa6, 0x98, 0x0d, 0x00, 0x00, 0x00, 0x10, 0x00 }
520         },
521         {0x070, /* Teletext, NTSC, WST System B */
522                 {V4L2_SLICED_TELETEXT_NTSC_B,10,21,1},
523                 { 0xaa, 0xaa, 0xff, 0xff, 0x27, 0x2e, 0x20, 0x23,
524                   0x69, 0x93, 0x0d, 0x00, 0x00, 0x00, 0x10, 0x00 }
525         },
526         {0x090, /* Tetetext, NTSC NABTS System C */
527                 {V4L2_SLICED_TELETEXT_NTSC_C,10,21,1},
528                 { 0xaa, 0xaa, 0xff, 0xff, 0xe7, 0x2e, 0x20, 0x22,
529                   0x69, 0x93, 0x0d, 0x00, 0x00, 0x00, 0x15, 0x00 }
530         },
531         {0x0b0, /* Teletext, NTSC-J, NABTS System D */
532                 {V4L2_SLICED_TELETEXT_NTSC_D,10,21,1},
533                 { 0xaa, 0xaa, 0xff, 0xff, 0xa7, 0x2e, 0x20, 0x23,
534                   0x69, 0x93, 0x0d, 0x00, 0x00, 0x00, 0x10, 0x00 }
535         },
536         {0x0d0, /* Closed Caption, PAL/SECAM */
537                 {V4L2_SLICED_CAPTION_625,22,22,1},
538                 { 0xaa, 0x2a, 0xff, 0x3f, 0x04, 0x51, 0x6e, 0x02,
539                   0xa6, 0x7b, 0x09, 0x00, 0x00, 0x00, 0x27, 0x00 }
540         },
541 #endif
542         {0x0f0, /* Closed Caption, NTSC */
543                 {V4L2_SLICED_CAPTION_525,21,21,1},
544                 { 0xaa, 0x2a, 0xff, 0x3f, 0x04, 0x51, 0x6e, 0x02,
545                   0x69, 0x8c, 0x09, 0x00, 0x00, 0x00, 0x27, 0x00 }
546         },
547         {0x110, /* Wide Screen Signal, PAL/SECAM */
548                 {V4L2_SLICED_WSS_625,23,23,1},
549                 { 0x5b, 0x55, 0xc5, 0xff, 0x00, 0x71, 0x6e, 0x42,
550                   0xa6, 0xcd, 0x0f, 0x00, 0x00, 0x00, 0x3a, 0x00 }
551         },
552 #if 0
553         {0x130, /* Wide Screen Signal, NTSC C */
554                 {V4L2_SLICED_WSS_525,20,20,1},
555                 { 0x38, 0x00, 0x3f, 0x00, 0x00, 0x71, 0x6e, 0x43,
556                   0x69, 0x7c, 0x08, 0x00, 0x00, 0x00, 0x39, 0x00 }
557         },
558         {0x150, /* Vertical Interval Timecode (VITC), PAL/SECAM */
559                 {V4l2_SLICED_VITC_625,6,22,0},
560                 { 0x00, 0x00, 0x00, 0x00, 0x00, 0x8f, 0x6d, 0x49,
561                   0xa6, 0x85, 0x08, 0x00, 0x00, 0x00, 0x4c, 0x00 }
562         },
563         {0x170, /* Vertical Interval Timecode (VITC), NTSC */
564                 {V4l2_SLICED_VITC_525,10,20,0},
565                 { 0x00, 0x00, 0x00, 0x00, 0x00, 0x8f, 0x6d, 0x49,
566                   0x69, 0x94, 0x08, 0x00, 0x00, 0x00, 0x4c, 0x00 }
567         },
568 #endif
569         {0x190, /* Video Program System (VPS), PAL */
570                 {V4L2_SLICED_VPS,16,16,0},
571                 { 0xaa, 0xaa, 0xff, 0xff, 0xba, 0xce, 0x2b, 0x0d,
572                   0xa6, 0xda, 0x0b, 0x00, 0x00, 0x00, 0x60, 0x00 }
573         },
574         /* 0x1d0 User programmable */
575
576         /* End of struct */
577         { (u16)-1 }
578 };
579
580 static int tvp5150_write_inittab(struct i2c_client *c,
581                                 const struct i2c_reg_value *regs)
582 {
583         while (regs->reg != 0xff) {
584                 tvp5150_write(c, regs->reg, regs->value);
585                 regs++;
586         }
587         return 0;
588 }
589
590 static int tvp5150_vdp_init(struct i2c_client *c,
591                                 const struct i2c_vbi_ram_value *regs)
592 {
593         unsigned int i;
594
595         /* Disable Full Field */
596         tvp5150_write(c, TVP5150_FULL_FIELD_ENA, 0);
597
598         /* Before programming, Line mode should be at 0xff */
599         for (i=TVP5150_LINE_MODE_INI; i<=TVP5150_LINE_MODE_END; i++)
600                 tvp5150_write(c, i, 0xff);
601
602         /* Load Ram Table */
603         while (regs->reg != (u16)-1 ) {
604                 tvp5150_write(c, TVP5150_CONF_RAM_ADDR_HIGH,regs->reg>>8);
605                 tvp5150_write(c, TVP5150_CONF_RAM_ADDR_LOW,regs->reg);
606
607                 for (i=0;i<16;i++)
608                         tvp5150_write(c, TVP5150_VDP_CONF_RAM_DATA,regs->values[i]);
609
610                 regs++;
611         }
612         return 0;
613 }
614
615 /* Fills VBI capabilities based on i2c_vbi_ram_value struct */
616 static void tvp5150_vbi_get_cap(const struct i2c_vbi_ram_value *regs,
617                                 struct v4l2_sliced_vbi_cap *cap)
618 {
619         int line;
620
621         memset(cap, 0, sizeof *cap);
622
623         while (regs->reg != (u16)-1 ) {
624                 for (line=regs->type.ini_line;line<=regs->type.end_line;line++) {
625                         cap->service_lines[0][line] |= regs->type.vbi_type;
626                 }
627                 cap->service_set |= regs->type.vbi_type;
628
629                 regs++;
630         }
631 }
632
633 /* Set vbi processing
634  * type - one of tvp5150_vbi_types
635  * line - line to gather data
636  * fields: bit 0 field1, bit 1, field2
637  * flags (default=0xf0) is a bitmask, were set means:
638  *      bit 7: enable filtering null bytes on CC
639  *      bit 6: send data also to FIFO
640  *      bit 5: don't allow data with errors on FIFO
641  *      bit 4: enable ECC when possible
642  * pix_align = pix alignment:
643  *      LSB = field1
644  *      MSB = field2
645  */
646 static int tvp5150_set_vbi(struct i2c_client *c,
647                         const struct i2c_vbi_ram_value *regs,
648                         unsigned int type,u8 flags, int line,
649                         const int fields)
650 {
651         struct tvp5150 *decoder = i2c_get_clientdata(c);
652         v4l2_std_id std=decoder->norm;
653         u8 reg;
654         int pos=0;
655
656         if (std == V4L2_STD_ALL) {
657                 tvp5150_err("VBI can't be configured without knowing number of lines\n");
658                 return 0;
659         } else if (std && V4L2_STD_625_50) {
660                 /* Don't follow NTSC Line number convension */
661                 line += 3;
662         }
663
664         if (line<6||line>27)
665                 return 0;
666
667         while (regs->reg != (u16)-1 ) {
668                 if ((type & regs->type.vbi_type) &&
669                     (line>=regs->type.ini_line) &&
670                     (line<=regs->type.end_line)) {
671                         type=regs->type.vbi_type;
672                         break;
673                 }
674
675                 regs++;
676                 pos++;
677         }
678         if (regs->reg == (u16)-1)
679                 return 0;
680
681         type=pos | (flags & 0xf0);
682         reg=((line-6)<<1)+TVP5150_LINE_MODE_INI;
683
684         if (fields&1) {
685                 tvp5150_write(c, reg, type);
686         }
687
688         if (fields&2) {
689                 tvp5150_write(c, reg+1, type);
690         }
691
692         return type;
693 }
694
695 static int tvp5150_get_vbi(struct i2c_client *c,
696                         const struct i2c_vbi_ram_value *regs, int line)
697 {
698         struct tvp5150 *decoder = i2c_get_clientdata(c);
699         v4l2_std_id std=decoder->norm;
700         u8 reg;
701         int pos, type=0;
702
703         if (std == V4L2_STD_ALL) {
704                 tvp5150_err("VBI can't be configured without knowing number of lines\n");
705                 return 0;
706         } else if (std && V4L2_STD_625_50) {
707                 /* Don't follow NTSC Line number convension */
708                 line += 3;
709         }
710
711         if (line<6||line>27)
712                 return 0;
713
714         reg=((line-6)<<1)+TVP5150_LINE_MODE_INI;
715
716         pos=tvp5150_read(c, reg)&0x0f;
717         if (pos<0x0f)
718                 type=regs[pos].type.vbi_type;
719
720         pos=tvp5150_read(c, reg+1)&0x0f;
721         if (pos<0x0f)
722                 type|=regs[pos].type.vbi_type;
723
724         return type;
725 }
726 static int tvp5150_set_std(struct i2c_client *c, v4l2_std_id std)
727 {
728         struct tvp5150 *decoder = i2c_get_clientdata(c);
729         int fmt=0;
730
731         decoder->norm=std;
732
733         /* First tests should be against specific std */
734
735         if (std == V4L2_STD_ALL) {
736                 fmt=0;  /* Autodetect mode */
737         } else if (std & V4L2_STD_NTSC_443) {
738                 fmt=0xa;
739         } else if (std & V4L2_STD_PAL_M) {
740                 fmt=0x6;
741         } else if (std & (V4L2_STD_PAL_N| V4L2_STD_PAL_Nc)) {
742                 fmt=0x8;
743         } else {
744                 /* Then, test against generic ones */
745                 if (std & V4L2_STD_NTSC) {
746                         fmt=0x2;
747                 } else if (std & V4L2_STD_PAL) {
748                         fmt=0x4;
749                 } else if (std & V4L2_STD_SECAM) {
750                         fmt=0xc;
751                 }
752         }
753
754         tvp5150_dbg(1,"Set video std register to %d.\n",fmt);
755         tvp5150_write(c, TVP5150_VIDEO_STD, fmt);
756
757         return 0;
758 }
759
760 static inline void tvp5150_reset(struct i2c_client *c)
761 {
762         u8 msb_id, lsb_id, msb_rom, lsb_rom;
763         struct tvp5150 *decoder = i2c_get_clientdata(c);
764
765         msb_id=tvp5150_read(c,TVP5150_MSB_DEV_ID);
766         lsb_id=tvp5150_read(c,TVP5150_LSB_DEV_ID);
767         msb_rom=tvp5150_read(c,TVP5150_ROM_MAJOR_VER);
768         lsb_rom=tvp5150_read(c,TVP5150_ROM_MINOR_VER);
769
770         if ((msb_rom==4)&&(lsb_rom==0)) { /* Is TVP5150AM1 */
771                 tvp5150_info("tvp%02x%02xam1 detected.\n",msb_id, lsb_id);
772
773                 /* ITU-T BT.656.4 timing */
774                 tvp5150_write(c,TVP5150_REV_SELECT,0);
775         } else {
776                 if ((msb_rom==3)||(lsb_rom==0x21)) { /* Is TVP5150A */
777                         tvp5150_info("tvp%02x%02xa detected.\n",msb_id, lsb_id);
778                 } else {
779                         tvp5150_info("*** unknown tvp%02x%02x chip detected.\n",msb_id,lsb_id);
780                         tvp5150_info("*** Rom ver is %d.%d\n",msb_rom,lsb_rom);
781                 }
782         }
783
784         /* Initializes TVP5150 to its default values */
785         tvp5150_write_inittab(c, tvp5150_init_default);
786
787         /* Initializes VDP registers */
788         tvp5150_vdp_init(c, vbi_ram_default);
789
790         /* Selects decoder input */
791         tvp5150_selmux(c);
792
793         /* Initializes TVP5150 to stream enabled values */
794         tvp5150_write_inittab(c, tvp5150_init_enable);
795
796         /* Initialize image preferences */
797         tvp5150_write(c, TVP5150_BRIGHT_CTL, decoder->bright >> 8);
798         tvp5150_write(c, TVP5150_CONTRAST_CTL, decoder->contrast >> 8);
799         tvp5150_write(c, TVP5150_SATURATION_CTL, decoder->contrast >> 8);
800         tvp5150_write(c, TVP5150_HUE_CTL, (decoder->hue - 32768) >> 8);
801
802         tvp5150_set_std(c, decoder->norm);
803 };
804
805 static int tvp5150_get_ctrl(struct i2c_client *c, struct v4l2_control *ctrl)
806 {
807 /*      struct tvp5150 *decoder = i2c_get_clientdata(c); */
808
809         switch (ctrl->id) {
810         case V4L2_CID_BRIGHTNESS:
811                 ctrl->value = tvp5150_read(c, TVP5150_BRIGHT_CTL);
812                 return 0;
813         case V4L2_CID_CONTRAST:
814                 ctrl->value = tvp5150_read(c, TVP5150_CONTRAST_CTL);
815                 return 0;
816         case V4L2_CID_SATURATION:
817                 ctrl->value = tvp5150_read(c, TVP5150_SATURATION_CTL);
818                 return 0;
819         case V4L2_CID_HUE:
820                 ctrl->value = tvp5150_read(c, TVP5150_HUE_CTL);
821                 return 0;
822         }
823         return -EINVAL;
824 }
825
826 static int tvp5150_set_ctrl(struct i2c_client *c, struct v4l2_control *ctrl)
827 {
828 /*      struct tvp5150 *decoder = i2c_get_clientdata(c); */
829
830         switch (ctrl->id) {
831         case V4L2_CID_BRIGHTNESS:
832                 tvp5150_write(c, TVP5150_BRIGHT_CTL, ctrl->value);
833                 return 0;
834         case V4L2_CID_CONTRAST:
835                 tvp5150_write(c, TVP5150_CONTRAST_CTL, ctrl->value);
836                 return 0;
837         case V4L2_CID_SATURATION:
838                 tvp5150_write(c, TVP5150_SATURATION_CTL, ctrl->value);
839                 return 0;
840         case V4L2_CID_HUE:
841                 tvp5150_write(c, TVP5150_HUE_CTL, ctrl->value);
842                 return 0;
843         }
844         return -EINVAL;
845 }
846
847 /****************************************************************************
848                         I2C Command
849  ****************************************************************************/
850 static int tvp5150_command(struct i2c_client *c,
851                            unsigned int cmd, void *arg)
852 {
853         struct tvp5150 *decoder = i2c_get_clientdata(c);
854
855         switch (cmd) {
856
857         case 0:
858         case VIDIOC_INT_RESET:
859                 tvp5150_reset(c);
860                 break;
861         case VIDIOC_INT_G_VIDEO_ROUTING:
862         {
863                 struct v4l2_routing *route = arg;
864
865                 *route = decoder->route;
866                 break;
867         }
868         case VIDIOC_INT_S_VIDEO_ROUTING:
869         {
870                 struct v4l2_routing *route = arg;
871
872                 decoder->route = *route;
873                 tvp5150_selmux(c);
874                 break;
875         }
876         case VIDIOC_S_STD:
877                 if (decoder->norm == *(v4l2_std_id *)arg)
878                         break;
879                 return tvp5150_set_std(c, *(v4l2_std_id *)arg);
880         case VIDIOC_G_STD:
881                 *(v4l2_std_id *)arg = decoder->norm;
882                 break;
883
884         case VIDIOC_G_SLICED_VBI_CAP:
885         {
886                 struct v4l2_sliced_vbi_cap *cap = arg;
887                 tvp5150_dbg(1, "VIDIOC_G_SLICED_VBI_CAP\n");
888
889                 tvp5150_vbi_get_cap(vbi_ram_default, cap);
890                 break;
891         }
892         case VIDIOC_S_FMT:
893         {
894                 struct v4l2_format *fmt;
895                 struct v4l2_sliced_vbi_format *svbi;
896                 int i;
897
898                 fmt = arg;
899                 if (fmt->type != V4L2_BUF_TYPE_SLICED_VBI_CAPTURE)
900                         return -EINVAL;
901                 svbi = &fmt->fmt.sliced;
902                 if (svbi->service_set != 0) {
903                         for (i = 0; i <= 23; i++) {
904                                 svbi->service_lines[1][i] = 0;
905
906                                 svbi->service_lines[0][i]=tvp5150_set_vbi(c,
907                                          vbi_ram_default,
908                                          svbi->service_lines[0][i],0xf0,i,3);
909                         }
910                         /* Enables FIFO */
911                         tvp5150_write(c, TVP5150_FIFO_OUT_CTRL,1);
912                 } else {
913                         /* Disables FIFO*/
914                         tvp5150_write(c, TVP5150_FIFO_OUT_CTRL,0);
915
916                         /* Disable Full Field */
917                         tvp5150_write(c, TVP5150_FULL_FIELD_ENA, 0);
918
919                         /* Disable Line modes */
920                         for (i=TVP5150_LINE_MODE_INI; i<=TVP5150_LINE_MODE_END; i++)
921                                 tvp5150_write(c, i, 0xff);
922                 }
923                 break;
924         }
925         case VIDIOC_G_FMT:
926         {
927                 struct v4l2_format *fmt;
928                 struct v4l2_sliced_vbi_format *svbi;
929
930                 int i, mask=0;
931
932                 fmt = arg;
933                 if (fmt->type != V4L2_BUF_TYPE_SLICED_VBI_CAPTURE)
934                         return -EINVAL;
935                 svbi = &fmt->fmt.sliced;
936                 memset(svbi, 0, sizeof(*svbi));
937
938                 for (i = 0; i <= 23; i++) {
939                         svbi->service_lines[0][i]=tvp5150_get_vbi(c,
940                                 vbi_ram_default,i);
941                         mask|=svbi->service_lines[0][i];
942                 }
943                 svbi->service_set=mask;
944                 break;
945         }
946
947 #ifdef CONFIG_VIDEO_ADV_DEBUG
948         case VIDIOC_INT_G_REGISTER:
949         {
950                 struct v4l2_register *reg = arg;
951
952                 if (reg->i2c_id != I2C_DRIVERID_TVP5150)
953                         return -EINVAL;
954                 reg->val = tvp5150_read(c, reg->reg & 0xff);
955                 break;
956         }
957
958         case VIDIOC_INT_S_REGISTER:
959         {
960                 struct v4l2_register *reg = arg;
961
962                 if (reg->i2c_id != I2C_DRIVERID_TVP5150)
963                         return -EINVAL;
964                 if (!capable(CAP_SYS_ADMIN))
965                         return -EPERM;
966                 tvp5150_write(c, reg->reg & 0xff, reg->val & 0xff);
967                 break;
968         }
969 #endif
970
971         case VIDIOC_LOG_STATUS:
972                 dump_reg(c);
973                 break;
974
975         case VIDIOC_G_TUNER:
976                 {
977                         struct v4l2_tuner *vt = arg;
978                         int status = tvp5150_read(c, 0x88);
979
980                         vt->signal = ((status & 0x04) && (status & 0x02)) ? 0xffff : 0x0;
981                         break;
982                 }
983         case VIDIOC_QUERYCTRL:
984                 {
985                         struct v4l2_queryctrl *qc = arg;
986                         int i;
987
988                         tvp5150_dbg(1, "VIDIOC_QUERYCTRL called\n");
989
990                         for (i = 0; i < ARRAY_SIZE(tvp5150_qctrl); i++)
991                                 if (qc->id && qc->id == tvp5150_qctrl[i].id) {
992                                         memcpy(qc, &(tvp5150_qctrl[i]),
993                                                sizeof(*qc));
994                                         return 0;
995                                 }
996
997                         return -EINVAL;
998                 }
999         case VIDIOC_G_CTRL:
1000                 {
1001                         struct v4l2_control *ctrl = arg;
1002                         tvp5150_dbg(1, "VIDIOC_G_CTRL called\n");
1003
1004                         return tvp5150_get_ctrl(c, ctrl);
1005                 }
1006         case VIDIOC_S_CTRL:
1007                 {
1008                         struct v4l2_control *ctrl = arg;
1009                         u8 i, n;
1010                         n = sizeof(tvp5150_qctrl) / sizeof(tvp5150_qctrl[0]);
1011                         for (i = 0; i < n; i++)
1012                                 if (ctrl->id == tvp5150_qctrl[i].id) {
1013                                         if (ctrl->value <
1014                                             tvp5150_qctrl[i].minimum
1015                                             || ctrl->value >
1016                                             tvp5150_qctrl[i].maximum)
1017                                                 return -ERANGE;
1018                                         tvp5150_dbg(1,
1019                                                 "VIDIOC_S_CTRL: id=%d, value=%d\n",
1020                                                 ctrl->id, ctrl->value);
1021                                         return tvp5150_set_ctrl(c, ctrl);
1022                                 }
1023                         return -EINVAL;
1024                 }
1025
1026         default:
1027                 return -EINVAL;
1028         }
1029
1030         return 0;
1031 }
1032
1033 /****************************************************************************
1034                         I2C Client & Driver
1035  ****************************************************************************/
1036 static struct i2c_driver driver;
1037
1038 static struct i2c_client client_template = {
1039         .name = "(unset)",
1040         .driver = &driver,
1041 };
1042
1043 static int tvp5150_detect_client(struct i2c_adapter *adapter,
1044                                  int address, int kind)
1045 {
1046         struct i2c_client *c;
1047         struct tvp5150 *core;
1048         int rv;
1049
1050         if (debug)
1051                 printk( KERN_INFO
1052                 "tvp5150.c: detecting tvp5150 client on address 0x%x\n",
1053                 address << 1);
1054
1055         client_template.adapter = adapter;
1056         client_template.addr = address;
1057
1058         /* Check if the adapter supports the needed features */
1059         if (!i2c_check_functionality
1060             (adapter,
1061              I2C_FUNC_SMBUS_READ_BYTE | I2C_FUNC_SMBUS_WRITE_BYTE_DATA))
1062                 return 0;
1063
1064         c = kmalloc(sizeof(struct i2c_client), GFP_KERNEL);
1065         if (c == 0)
1066                 return -ENOMEM;
1067         memcpy(c, &client_template, sizeof(struct i2c_client));
1068
1069         core = kzalloc(sizeof(struct tvp5150), GFP_KERNEL);
1070         if (core == 0) {
1071                 kfree(c);
1072                 return -ENOMEM;
1073         }
1074         i2c_set_clientdata(c, core);
1075
1076         rv = i2c_attach_client(c);
1077
1078         core->norm = V4L2_STD_ALL;      /* Default is autodetect */
1079         core->route.input = TVP5150_COMPOSITE1;
1080         core->enable = 1;
1081         core->bright = 32768;
1082         core->contrast = 32768;
1083         core->hue = 32768;
1084         core->sat = 32768;
1085
1086         if (rv) {
1087                 kfree(c);
1088                 kfree(core);
1089                 return rv;
1090         }
1091
1092         if (debug > 1)
1093                 dump_reg(c);
1094         return 0;
1095 }
1096
1097 static int tvp5150_attach_adapter(struct i2c_adapter *adapter)
1098 {
1099         if (debug)
1100                 printk( KERN_INFO
1101                 "tvp5150.c: starting probe for adapter %s (0x%x)\n",
1102                 adapter->name, adapter->id);
1103         return i2c_probe(adapter, &addr_data, &tvp5150_detect_client);
1104 }
1105
1106 static int tvp5150_detach_client(struct i2c_client *c)
1107 {
1108         struct tvp5150 *decoder = i2c_get_clientdata(c);
1109         int err;
1110
1111         tvp5150_dbg(1,
1112                 "tvp5150.c: removing tvp5150 adapter on address 0x%x\n",
1113                 c->addr << 1);
1114
1115         err = i2c_detach_client(c);
1116         if (err) {
1117                 return err;
1118         }
1119
1120         kfree(decoder);
1121         kfree(c);
1122
1123         return 0;
1124 }
1125
1126 /* ----------------------------------------------------------------------- */
1127
1128 static struct i2c_driver driver = {
1129         .driver = {
1130                 .name = "tvp5150",
1131         },
1132         .id = I2C_DRIVERID_TVP5150,
1133
1134         .attach_adapter = tvp5150_attach_adapter,
1135         .detach_client = tvp5150_detach_client,
1136
1137         .command = tvp5150_command,
1138 };
1139
1140 static int __init tvp5150_init(void)
1141 {
1142         return i2c_add_driver(&driver);
1143 }
1144
1145 static void __exit tvp5150_exit(void)
1146 {
1147         i2c_del_driver(&driver);
1148 }
1149
1150 module_init(tvp5150_init);
1151 module_exit(tvp5150_exit);