Merge branch 'for-linus' of master.kernel.org:/pub/scm/linux/kernel/git/roland/infiniband
[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
14 #include "tvp5150_reg.h"
15
16 MODULE_DESCRIPTION("Texas Instruments TVP5150A video decoder driver");
17 MODULE_AUTHOR("Mauro Carvalho Chehab");
18 MODULE_LICENSE("GPL");
19
20 /* standard i2c insmod options */
21 static unsigned short normal_i2c[] = {
22         0xb8 >> 1,
23         0xba >> 1,
24         I2C_CLIENT_END
25 };
26
27 I2C_CLIENT_INSMOD;
28
29 static int debug = 0;
30 module_param(debug, int, 0);
31 MODULE_PARM_DESC(debug, "Debug level (0-1)");
32
33 #define tvp5150_err(fmt, arg...) do { \
34         printk(KERN_ERR "%s %d-%04x: " fmt, c->driver->driver.name, \
35                i2c_adapter_id(c->adapter), c->addr , ## arg); } while (0)
36 #define tvp5150_info(fmt, arg...) do { \
37         printk(KERN_INFO "%s %d-%04x: " fmt, c->driver->driver.name, \
38                i2c_adapter_id(c->adapter), c->addr , ## arg); } while (0)
39 #define tvp5150_dbg(num, fmt, arg...) \
40         do { \
41                 if (debug >= num) \
42                         printk(KERN_DEBUG "%s debug %d-%04x: " fmt,\
43                                 c->driver->driver.name, \
44                                 i2c_adapter_id(c->adapter), \
45                                 c->addr , ## arg); } while (0)
46
47 /* supported controls */
48 static struct v4l2_queryctrl tvp5150_qctrl[] = {
49         {
50                 .id = V4L2_CID_BRIGHTNESS,
51                 .type = V4L2_CTRL_TYPE_INTEGER,
52                 .name = "Brightness",
53                 .minimum = 0,
54                 .maximum = 255,
55                 .step = 1,
56                 .default_value = 128,
57                 .flags = 0,
58         }, {
59                 .id = V4L2_CID_CONTRAST,
60                 .type = V4L2_CTRL_TYPE_INTEGER,
61                 .name = "Contrast",
62                 .minimum = 0,
63                 .maximum = 255,
64                 .step = 0x1,
65                 .default_value = 128,
66                 .flags = 0,
67         }, {
68                  .id = V4L2_CID_SATURATION,
69                  .type = V4L2_CTRL_TYPE_INTEGER,
70                  .name = "Saturation",
71                  .minimum = 0,
72                  .maximum = 255,
73                  .step = 0x1,
74                  .default_value = 128,
75                  .flags = 0,
76         }, {
77                 .id = V4L2_CID_HUE,
78                 .type = V4L2_CTRL_TYPE_INTEGER,
79                 .name = "Hue",
80                 .minimum = -128,
81                 .maximum = 127,
82                 .step = 0x1,
83                 .default_value = 0,
84                 .flags = 0,
85         }
86 };
87
88 struct tvp5150 {
89         struct i2c_client *client;
90
91         v4l2_std_id norm;       /* Current set standard */
92         int input;
93         int enable;
94         int bright;
95         int contrast;
96         int hue;
97         int sat;
98 };
99
100 static int tvp5150_read(struct i2c_client *c, unsigned char addr)
101 {
102         unsigned char buffer[1];
103         int rc;
104
105         buffer[0] = addr;
106         if (1 != (rc = i2c_master_send(c, buffer, 1)))
107                 tvp5150_dbg(0, "i2c i/o error: rc == %d (should be 1)\n", rc);
108
109         msleep(10);
110
111         if (1 != (rc = i2c_master_recv(c, buffer, 1)))
112                 tvp5150_dbg(0, "i2c i/o error: rc == %d (should be 1)\n", rc);
113
114         tvp5150_dbg(2, "tvp5150: read 0x%02x = 0x%02x\n", addr, buffer[0]);
115
116         return (buffer[0]);
117 }
118
119 static inline void tvp5150_write(struct i2c_client *c, unsigned char addr,
120                                  unsigned char value)
121 {
122         unsigned char buffer[2];
123         int rc;
124
125         buffer[0] = addr;
126         buffer[1] = value;
127         tvp5150_dbg(2, "tvp5150: writing 0x%02x 0x%02x\n", buffer[0], buffer[1]);
128         if (2 != (rc = i2c_master_send(c, buffer, 2)))
129                 tvp5150_dbg(0, "i2c i/o error: rc == %d (should be 2)\n", rc);
130 }
131
132 static void dump_reg_range(struct i2c_client *c, char *s, u8 init, const u8 end,int max_line)
133 {
134         int i=0;
135
136         while (init!=(u8)(end+1)) {
137                 if ((i%max_line) == 0) {
138                         if (i>0)
139                                 printk("\n");
140                         printk("tvp5150: %s reg 0x%02x = ",s,init);
141                 }
142                 printk("%02x ",tvp5150_read(c, init));
143
144                 init++;
145                 i++;
146         }
147         printk("\n");
148 }
149
150 static void dump_reg(struct i2c_client *c)
151 {
152         printk("tvp5150: Video input source selection #1 = 0x%02x\n",
153                                         tvp5150_read(c, TVP5150_VD_IN_SRC_SEL_1));
154         printk("tvp5150: Analog channel controls = 0x%02x\n",
155                                         tvp5150_read(c, TVP5150_ANAL_CHL_CTL));
156         printk("tvp5150: Operation mode controls = 0x%02x\n",
157                                         tvp5150_read(c, TVP5150_OP_MODE_CTL));
158         printk("tvp5150: Miscellaneous controls = 0x%02x\n",
159                                         tvp5150_read(c, TVP5150_MISC_CTL));
160         printk("tvp5150: Autoswitch mask= 0x%02x\n",
161                                         tvp5150_read(c, TVP5150_AUTOSW_MSK));
162         printk("tvp5150: Color killer threshold control = 0x%02x\n",
163                                         tvp5150_read(c, TVP5150_COLOR_KIL_THSH_CTL));
164         printk("tvp5150: Luminance processing controls #1 #2 and #3 = %02x %02x %02x\n",
165                                         tvp5150_read(c, TVP5150_LUMA_PROC_CTL_1),
166                                         tvp5150_read(c, TVP5150_LUMA_PROC_CTL_2),
167                                         tvp5150_read(c, TVP5150_LUMA_PROC_CTL_3));
168         printk("tvp5150: Brightness control = 0x%02x\n",
169                                         tvp5150_read(c, TVP5150_BRIGHT_CTL));
170         printk("tvp5150: Color saturation control = 0x%02x\n",
171                                         tvp5150_read(c, TVP5150_SATURATION_CTL));
172         printk("tvp5150: Hue control = 0x%02x\n",
173                                         tvp5150_read(c, TVP5150_HUE_CTL));
174         printk("tvp5150: Contrast control = 0x%02x\n",
175                                         tvp5150_read(c, TVP5150_CONTRAST_CTL));
176         printk("tvp5150: Outputs and data rates select = 0x%02x\n",
177                                         tvp5150_read(c, TVP5150_DATA_RATE_SEL));
178         printk("tvp5150: Configuration shared pins = 0x%02x\n",
179                                         tvp5150_read(c, TVP5150_CONF_SHARED_PIN));
180         printk("tvp5150: Active video cropping start = 0x%02x%02x\n",
181                                         tvp5150_read(c, TVP5150_ACT_VD_CROP_ST_MSB),
182                                         tvp5150_read(c, TVP5150_ACT_VD_CROP_ST_LSB));
183         printk("tvp5150: Active video cropping stop  = 0x%02x%02x\n",
184                                         tvp5150_read(c, TVP5150_ACT_VD_CROP_STP_MSB),
185                                         tvp5150_read(c, TVP5150_ACT_VD_CROP_STP_LSB));
186         printk("tvp5150: Genlock/RTC = 0x%02x\n",
187                                         tvp5150_read(c, TVP5150_GENLOCK));
188         printk("tvp5150: Horizontal sync start = 0x%02x\n",
189                                         tvp5150_read(c, TVP5150_HORIZ_SYNC_START));
190         printk("tvp5150: Vertical blanking start = 0x%02x\n",
191                                         tvp5150_read(c, TVP5150_VERT_BLANKING_START));
192         printk("tvp5150: Vertical blanking stop = 0x%02x\n",
193                                         tvp5150_read(c, TVP5150_VERT_BLANKING_STOP));
194         printk("tvp5150: Chrominance processing control #1 and #2 = %02x %02x\n",
195                                         tvp5150_read(c, TVP5150_CHROMA_PROC_CTL_1),
196                                         tvp5150_read(c, TVP5150_CHROMA_PROC_CTL_2));
197         printk("tvp5150: Interrupt reset register B = 0x%02x\n",
198                                         tvp5150_read(c, TVP5150_INT_RESET_REG_B));
199         printk("tvp5150: Interrupt enable register B = 0x%02x\n",
200                                         tvp5150_read(c, TVP5150_INT_ENABLE_REG_B));
201         printk("tvp5150: Interrupt configuration register B = 0x%02x\n",
202                                         tvp5150_read(c, TVP5150_INTT_CONFIG_REG_B));
203         printk("tvp5150: Video standard = 0x%02x\n",
204                                         tvp5150_read(c, TVP5150_VIDEO_STD));
205         printk("tvp5150: Chroma gain factor: Cb=0x%02x Cr=0x%02x\n",
206                                         tvp5150_read(c, TVP5150_CB_GAIN_FACT),
207                                         tvp5150_read(c, TVP5150_CR_GAIN_FACTOR));
208         printk("tvp5150: Macrovision on counter = 0x%02x\n",
209                                         tvp5150_read(c, TVP5150_MACROVISION_ON_CTR));
210         printk("tvp5150: Macrovision off counter = 0x%02x\n",
211                                         tvp5150_read(c, TVP5150_MACROVISION_OFF_CTR));
212         printk("tvp5150: ITU-R BT.656.%d timing(TVP5150AM1 only)\n",
213                                         (tvp5150_read(c, TVP5150_REV_SELECT)&1)?3:4);
214         printk("tvp5150: Device ID = %02x%02x\n",
215                                         tvp5150_read(c, TVP5150_MSB_DEV_ID),
216                                         tvp5150_read(c, TVP5150_LSB_DEV_ID));
217         printk("tvp5150: ROM version = (hex) %02x.%02x\n",
218                                         tvp5150_read(c, TVP5150_ROM_MAJOR_VER),
219                                         tvp5150_read(c, TVP5150_ROM_MINOR_VER));
220         printk("tvp5150: Vertical line count = 0x%02x%02x\n",
221                                         tvp5150_read(c, TVP5150_VERT_LN_COUNT_MSB),
222                                         tvp5150_read(c, TVP5150_VERT_LN_COUNT_LSB));
223         printk("tvp5150: Interrupt status register B = 0x%02x\n",
224                                         tvp5150_read(c, TVP5150_INT_STATUS_REG_B));
225         printk("tvp5150: Interrupt active register B = 0x%02x\n",
226                                         tvp5150_read(c, TVP5150_INT_ACTIVE_REG_B));
227         printk("tvp5150: Status regs #1 to #5 = %02x %02x %02x %02x %02x\n",
228                                         tvp5150_read(c, TVP5150_STATUS_REG_1),
229                                         tvp5150_read(c, TVP5150_STATUS_REG_2),
230                                         tvp5150_read(c, TVP5150_STATUS_REG_3),
231                                         tvp5150_read(c, TVP5150_STATUS_REG_4),
232                                         tvp5150_read(c, TVP5150_STATUS_REG_5));
233
234         dump_reg_range(c,"Teletext filter 1",   TVP5150_TELETEXT_FIL1_INI,
235                                                 TVP5150_TELETEXT_FIL1_END,8);
236         dump_reg_range(c,"Teletext filter 2",   TVP5150_TELETEXT_FIL2_INI,
237                                                 TVP5150_TELETEXT_FIL2_END,8);
238
239         printk("tvp5150: Teletext filter enable = 0x%02x\n",
240                                         tvp5150_read(c, TVP5150_TELETEXT_FIL_ENA));
241         printk("tvp5150: Interrupt status register A = 0x%02x\n",
242                                         tvp5150_read(c, TVP5150_INT_STATUS_REG_A));
243         printk("tvp5150: Interrupt enable register A = 0x%02x\n",
244                                         tvp5150_read(c, TVP5150_INT_ENABLE_REG_A));
245         printk("tvp5150: Interrupt configuration = 0x%02x\n",
246                                         tvp5150_read(c, TVP5150_INT_CONF));
247         printk("tvp5150: VDP status register = 0x%02x\n",
248                                         tvp5150_read(c, TVP5150_VDP_STATUS_REG));
249         printk("tvp5150: FIFO word count = 0x%02x\n",
250                                         tvp5150_read(c, TVP5150_FIFO_WORD_COUNT));
251         printk("tvp5150: FIFO interrupt threshold = 0x%02x\n",
252                                         tvp5150_read(c, TVP5150_FIFO_INT_THRESHOLD));
253         printk("tvp5150: FIFO reset = 0x%02x\n",
254                                         tvp5150_read(c, TVP5150_FIFO_RESET));
255         printk("tvp5150: Line number interrupt = 0x%02x\n",
256                                         tvp5150_read(c, TVP5150_LINE_NUMBER_INT));
257         printk("tvp5150: Pixel alignment register = 0x%02x%02x\n",
258                                         tvp5150_read(c, TVP5150_PIX_ALIGN_REG_HIGH),
259                                         tvp5150_read(c, TVP5150_PIX_ALIGN_REG_LOW));
260         printk("tvp5150: FIFO output control = 0x%02x\n",
261                                         tvp5150_read(c, TVP5150_FIFO_OUT_CTRL));
262         printk("tvp5150: Full field enable = 0x%02x\n",
263                                         tvp5150_read(c, TVP5150_FULL_FIELD_ENA));
264         printk("tvp5150: Full field mode register = 0x%02x\n",
265                                         tvp5150_read(c, TVP5150_FULL_FIELD_MODE_REG));
266
267         dump_reg_range(c,"CC   data",   TVP5150_CC_DATA_INI,
268                                         TVP5150_CC_DATA_END,8);
269
270         dump_reg_range(c,"WSS  data",   TVP5150_WSS_DATA_INI,
271                                         TVP5150_WSS_DATA_END,8);
272
273         dump_reg_range(c,"VPS  data",   TVP5150_VPS_DATA_INI,
274                                         TVP5150_VPS_DATA_END,8);
275
276         dump_reg_range(c,"VITC data",   TVP5150_VITC_DATA_INI,
277                                         TVP5150_VITC_DATA_END,10);
278
279         dump_reg_range(c,"Line mode",   TVP5150_LINE_MODE_INI,
280                                         TVP5150_LINE_MODE_END,8);
281 }
282
283 /****************************************************************************
284                         Basic functions
285  ****************************************************************************/
286 enum tvp5150_input {
287         TVP5150_ANALOG_CH0 = 0,
288         TVP5150_SVIDEO = 1,
289         TVP5150_ANALOG_CH1 = 2,
290         TVP5150_BLACK_SCREEN = 8
291 };
292
293 static inline void tvp5150_selmux(struct i2c_client *c,
294                                   enum tvp5150_input input)
295 {
296         int opmode=0;
297
298         struct tvp5150 *decoder = i2c_get_clientdata(c);
299
300         if (!decoder->enable)
301                 input |= TVP5150_BLACK_SCREEN;
302
303         switch (input) {
304         case TVP5150_ANALOG_CH0:
305         case TVP5150_ANALOG_CH1:
306                 opmode=0x30;            /* TV Mode */
307                 break;
308         default:
309                 opmode=0;               /* Auto Mode */
310                 break;
311         }
312
313         tvp5150_write(c, TVP5150_OP_MODE_CTL, opmode);
314         tvp5150_write(c, TVP5150_VD_IN_SRC_SEL_1, input);
315 };
316
317 struct i2c_reg_value {
318         unsigned char reg;
319         unsigned char value;
320 };
321
322 /* Default values as sugested at TVP5150AM1 datasheet */
323 static const struct i2c_reg_value tvp5150_init_default[] = {
324         { /* 0x00 */
325                 TVP5150_VD_IN_SRC_SEL_1,0x00
326         },
327         { /* 0x01 */
328                 TVP5150_ANAL_CHL_CTL,0x15
329         },
330         { /* 0x02 */
331                 TVP5150_OP_MODE_CTL,0x00
332         },
333         { /* 0x03 */
334                 TVP5150_MISC_CTL,0x01
335         },
336         { /* 0x06 */
337                 TVP5150_COLOR_KIL_THSH_CTL,0x10
338         },
339         { /* 0x07 */
340                 TVP5150_LUMA_PROC_CTL_1,0x60
341         },
342         { /* 0x08 */
343                 TVP5150_LUMA_PROC_CTL_2,0x00
344         },
345         { /* 0x09 */
346                 TVP5150_BRIGHT_CTL,0x80
347         },
348         { /* 0x0a */
349                 TVP5150_SATURATION_CTL,0x80
350         },
351         { /* 0x0b */
352                 TVP5150_HUE_CTL,0x00
353         },
354         { /* 0x0c */
355                 TVP5150_CONTRAST_CTL,0x80
356         },
357         { /* 0x0d */
358                 TVP5150_DATA_RATE_SEL,0x47
359         },
360         { /* 0x0e */
361                 TVP5150_LUMA_PROC_CTL_3,0x00
362         },
363         { /* 0x0f */
364                 TVP5150_CONF_SHARED_PIN,0x08
365         },
366         { /* 0x11 */
367                 TVP5150_ACT_VD_CROP_ST_MSB,0x00
368         },
369         { /* 0x12 */
370                 TVP5150_ACT_VD_CROP_ST_LSB,0x00
371         },
372         { /* 0x13 */
373                 TVP5150_ACT_VD_CROP_STP_MSB,0x00
374         },
375         { /* 0x14 */
376                 TVP5150_ACT_VD_CROP_STP_LSB,0x00
377         },
378         { /* 0x15 */
379                 TVP5150_GENLOCK,0x01
380         },
381         { /* 0x16 */
382                 TVP5150_HORIZ_SYNC_START,0x80
383         },
384         { /* 0x18 */
385                 TVP5150_VERT_BLANKING_START,0x00
386         },
387         { /* 0x19 */
388                 TVP5150_VERT_BLANKING_STOP,0x00
389         },
390         { /* 0x1a */
391                 TVP5150_CHROMA_PROC_CTL_1,0x0c
392         },
393         { /* 0x1b */
394                 TVP5150_CHROMA_PROC_CTL_2,0x14
395         },
396         { /* 0x1c */
397                 TVP5150_INT_RESET_REG_B,0x00
398         },
399         { /* 0x1d */
400                 TVP5150_INT_ENABLE_REG_B,0x00
401         },
402         { /* 0x1e */
403                 TVP5150_INTT_CONFIG_REG_B,0x00
404         },
405         { /* 0x28 */
406                 TVP5150_VIDEO_STD,0x00
407         },
408         { /* 0x2e */
409                 TVP5150_MACROVISION_ON_CTR,0x0f
410         },
411         { /* 0x2f */
412                 TVP5150_MACROVISION_OFF_CTR,0x01
413         },
414         { /* 0xbb */
415                 TVP5150_TELETEXT_FIL_ENA,0x00
416         },
417         { /* 0xc0 */
418                 TVP5150_INT_STATUS_REG_A,0x00
419         },
420         { /* 0xc1 */
421                 TVP5150_INT_ENABLE_REG_A,0x00
422         },
423         { /* 0xc2 */
424                 TVP5150_INT_CONF,0x04
425         },
426         { /* 0xc8 */
427                 TVP5150_FIFO_INT_THRESHOLD,0x80
428         },
429         { /* 0xc9 */
430                 TVP5150_FIFO_RESET,0x00
431         },
432         { /* 0xca */
433                 TVP5150_LINE_NUMBER_INT,0x00
434         },
435         { /* 0xcb */
436                 TVP5150_PIX_ALIGN_REG_LOW,0x4e
437         },
438         { /* 0xcc */
439                 TVP5150_PIX_ALIGN_REG_HIGH,0x00
440         },
441         { /* 0xcd */
442                 TVP5150_FIFO_OUT_CTRL,0x01
443         },
444         { /* 0xcf */
445                 TVP5150_FULL_FIELD_ENA,0x00
446         },
447         { /* 0xd0 */
448                 TVP5150_LINE_MODE_INI,0x00
449         },
450         { /* 0xfc */
451                 TVP5150_FULL_FIELD_MODE_REG,0x7f
452         },
453         { /* end of data */
454                 0xff,0xff
455         }
456 };
457
458 /* Default values as sugested at TVP5150AM1 datasheet */
459 static const struct i2c_reg_value tvp5150_init_enable[] = {
460         {
461                 TVP5150_CONF_SHARED_PIN, 2
462         },{     /* Automatic offset and AGC enabled */
463                 TVP5150_ANAL_CHL_CTL, 0x15
464         },{     /* Activate YCrCb output 0x9 or 0xd ? */
465                 TVP5150_MISC_CTL, 0x6f
466         },{     /* Activates video std autodetection for all standards */
467                 TVP5150_AUTOSW_MSK, 0x0
468         },{     /* Default format: 0x47. For 4:2:2: 0x40 */
469                 TVP5150_DATA_RATE_SEL, 0x47
470         },{
471                 TVP5150_CHROMA_PROC_CTL_1, 0x0c
472         },{
473                 TVP5150_CHROMA_PROC_CTL_2, 0x54
474         },{     /* Non documented, but initialized on WinTV USB2 */
475                 0x27, 0x20
476         },{
477                 0xff,0xff
478         }
479 };
480
481 struct tvp5150_vbi_type {
482         unsigned int vbi_type;
483         unsigned int ini_line;
484         unsigned int end_line;
485         unsigned int by_field :1;
486 };
487
488 struct i2c_vbi_ram_value {
489         u16 reg;
490         struct tvp5150_vbi_type type;
491         unsigned char values[16];
492 };
493
494 /* This struct have the values for each supported VBI Standard
495  * by
496  tvp5150_vbi_types should follow the same order as vbi_ram_default
497  * value 0 means rom position 0x10, value 1 means rom position 0x30
498  * and so on. There are 16 possible locations from 0 to 15.
499  */
500
501 static struct i2c_vbi_ram_value vbi_ram_default[] =
502 {
503         /* FIXME: Current api doesn't handle all VBI types, those not
504            yet supported are placed under #if 0 */
505 #if 0
506         {0x010, /* Teletext, SECAM, WST System A */
507                 {V4L2_SLICED_TELETEXT_SECAM,6,23,1},
508                 { 0xaa, 0xaa, 0xff, 0xff, 0xe7, 0x2e, 0x20, 0x26,
509                   0xe6, 0xb4, 0x0e, 0x00, 0x00, 0x00, 0x10, 0x00 }
510         },
511 #endif
512         {0x030, /* Teletext, PAL, WST System B */
513                 {V4L2_SLICED_TELETEXT_B,6,22,1},
514                 { 0xaa, 0xaa, 0xff, 0xff, 0x27, 0x2e, 0x20, 0x2b,
515                   0xa6, 0x72, 0x10, 0x00, 0x00, 0x00, 0x10, 0x00 }
516         },
517 #if 0
518         {0x050, /* Teletext, PAL, WST System C */
519                 {V4L2_SLICED_TELETEXT_PAL_C,6,22,1},
520                 { 0xaa, 0xaa, 0xff, 0xff, 0xe7, 0x2e, 0x20, 0x22,
521                   0xa6, 0x98, 0x0d, 0x00, 0x00, 0x00, 0x10, 0x00 }
522         },
523         {0x070, /* Teletext, NTSC, WST System B */
524                 {V4L2_SLICED_TELETEXT_NTSC_B,10,21,1},
525                 { 0xaa, 0xaa, 0xff, 0xff, 0x27, 0x2e, 0x20, 0x23,
526                   0x69, 0x93, 0x0d, 0x00, 0x00, 0x00, 0x10, 0x00 }
527         },
528         {0x090, /* Tetetext, NTSC NABTS System C */
529                 {V4L2_SLICED_TELETEXT_NTSC_C,10,21,1},
530                 { 0xaa, 0xaa, 0xff, 0xff, 0xe7, 0x2e, 0x20, 0x22,
531                   0x69, 0x93, 0x0d, 0x00, 0x00, 0x00, 0x15, 0x00 }
532         },
533         {0x0b0, /* Teletext, NTSC-J, NABTS System D */
534                 {V4L2_SLICED_TELETEXT_NTSC_D,10,21,1},
535                 { 0xaa, 0xaa, 0xff, 0xff, 0xa7, 0x2e, 0x20, 0x23,
536                   0x69, 0x93, 0x0d, 0x00, 0x00, 0x00, 0x10, 0x00 }
537         },
538         {0x0d0, /* Closed Caption, PAL/SECAM */
539                 {V4L2_SLICED_CAPTION_625,22,22,1},
540                 { 0xaa, 0x2a, 0xff, 0x3f, 0x04, 0x51, 0x6e, 0x02,
541                   0xa6, 0x7b, 0x09, 0x00, 0x00, 0x00, 0x27, 0x00 }
542         },
543 #endif
544         {0x0f0, /* Closed Caption, NTSC */
545                 {V4L2_SLICED_CAPTION_525,21,21,1},
546                 { 0xaa, 0x2a, 0xff, 0x3f, 0x04, 0x51, 0x6e, 0x02,
547                   0x69, 0x8c, 0x09, 0x00, 0x00, 0x00, 0x27, 0x00 }
548         },
549         {0x110, /* Wide Screen Signal, PAL/SECAM */
550                 {V4L2_SLICED_WSS_625,23,23,1},
551                 { 0x5b, 0x55, 0xc5, 0xff, 0x00, 0x71, 0x6e, 0x42,
552                   0xa6, 0xcd, 0x0f, 0x00, 0x00, 0x00, 0x3a, 0x00 }
553         },
554 #if 0
555         {0x130, /* Wide Screen Signal, NTSC C */
556                 {V4L2_SLICED_WSS_525,20,20,1},
557                 { 0x38, 0x00, 0x3f, 0x00, 0x00, 0x71, 0x6e, 0x43,
558                   0x69, 0x7c, 0x08, 0x00, 0x00, 0x00, 0x39, 0x00 }
559         },
560         {0x150, /* Vertical Interval Timecode (VITC), PAL/SECAM */
561                 {V4l2_SLICED_VITC_625,6,22,0},
562                 { 0x00, 0x00, 0x00, 0x00, 0x00, 0x8f, 0x6d, 0x49,
563                   0xa6, 0x85, 0x08, 0x00, 0x00, 0x00, 0x4c, 0x00 }
564         },
565         {0x170, /* Vertical Interval Timecode (VITC), NTSC */
566                 {V4l2_SLICED_VITC_525,10,20,0},
567                 { 0x00, 0x00, 0x00, 0x00, 0x00, 0x8f, 0x6d, 0x49,
568                   0x69, 0x94, 0x08, 0x00, 0x00, 0x00, 0x4c, 0x00 }
569         },
570 #endif
571         {0x190, /* Video Program System (VPS), PAL */
572                 {V4L2_SLICED_VPS,16,16,0},
573                 { 0xaa, 0xaa, 0xff, 0xff, 0xba, 0xce, 0x2b, 0x0d,
574                   0xa6, 0xda, 0x0b, 0x00, 0x00, 0x00, 0x60, 0x00 }
575         },
576         /* 0x1d0 User programmable */
577
578         /* End of struct */
579         { (u16)-1 }
580 };
581
582 static int tvp5150_write_inittab(struct i2c_client *c,
583                                 const struct i2c_reg_value *regs)
584 {
585         while (regs->reg != 0xff) {
586                 tvp5150_write(c, regs->reg, regs->value);
587                 regs++;
588         }
589         return 0;
590 }
591
592 static int tvp5150_vdp_init(struct i2c_client *c,
593                                 const struct i2c_vbi_ram_value *regs)
594 {
595         unsigned int i;
596
597         /* Disable Full Field */
598         tvp5150_write(c, TVP5150_FULL_FIELD_ENA, 0);
599
600         /* Before programming, Line mode should be at 0xff */
601         for (i=TVP5150_LINE_MODE_INI; i<=TVP5150_LINE_MODE_END; i++)
602                 tvp5150_write(c, i, 0xff);
603
604         /* Load Ram Table */
605         while (regs->reg != (u16)-1 ) {
606                 tvp5150_write(c, TVP5150_CONF_RAM_ADDR_HIGH,regs->reg>>8);
607                 tvp5150_write(c, TVP5150_CONF_RAM_ADDR_LOW,regs->reg);
608
609                 for (i=0;i<16;i++)
610                         tvp5150_write(c, TVP5150_VDP_CONF_RAM_DATA,regs->values[i]);
611
612                 regs++;
613         }
614         return 0;
615 }
616
617 /* Fills VBI capabilities based on i2c_vbi_ram_value struct */
618 static void tvp5150_vbi_get_cap(const struct i2c_vbi_ram_value *regs,
619                                 struct v4l2_sliced_vbi_cap *cap)
620 {
621         int line;
622
623         memset(cap, 0, sizeof *cap);
624
625         while (regs->reg != (u16)-1 ) {
626                 for (line=regs->type.ini_line;line<=regs->type.end_line;line++) {
627                         cap->service_lines[0][line] |= regs->type.vbi_type;
628                 }
629                 cap->service_set |= regs->type.vbi_type;
630
631                 regs++;
632         }
633 }
634
635 /* Set vbi processing
636  * type - one of tvp5150_vbi_types
637  * line - line to gather data
638  * fields: bit 0 field1, bit 1, field2
639  * flags (default=0xf0) is a bitmask, were set means:
640  *      bit 7: enable filtering null bytes on CC
641  *      bit 6: send data also to FIFO
642  *      bit 5: don't allow data with errors on FIFO
643  *      bit 4: enable ECC when possible
644  * pix_align = pix alignment:
645  *      LSB = field1
646  *      MSB = field2
647  */
648 static int tvp5150_set_vbi(struct i2c_client *c,
649                         const struct i2c_vbi_ram_value *regs,
650                         unsigned int type,u8 flags, int line,
651                         const int fields)
652 {
653         struct tvp5150 *decoder = i2c_get_clientdata(c);
654         v4l2_std_id std=decoder->norm;
655         u8 reg;
656         int pos=0;
657
658         if (std == V4L2_STD_ALL) {
659                 tvp5150_err("VBI can't be configured without knowing number of lines\n");
660                 return 0;
661         } else if (std && V4L2_STD_625_50) {
662                 /* Don't follow NTSC Line number convension */
663                 line += 3;
664         }
665
666         if (line<6||line>27)
667                 return 0;
668
669         while (regs->reg != (u16)-1 ) {
670                 if ((type & regs->type.vbi_type) &&
671                     (line>=regs->type.ini_line) &&
672                     (line<=regs->type.end_line)) {
673                         type=regs->type.vbi_type;
674                         break;
675                 }
676
677                 regs++;
678                 pos++;
679         }
680         if (regs->reg == (u16)-1)
681                 return 0;
682
683         type=pos | (flags & 0xf0);
684         reg=((line-6)<<1)+TVP5150_LINE_MODE_INI;
685
686         if (fields&1) {
687                 tvp5150_write(c, reg, type);
688         }
689
690         if (fields&2) {
691                 tvp5150_write(c, reg+1, type);
692         }
693
694         return type;
695 }
696
697 static int tvp5150_get_vbi(struct i2c_client *c,
698                         const struct i2c_vbi_ram_value *regs, int line)
699 {
700         struct tvp5150 *decoder = i2c_get_clientdata(c);
701         v4l2_std_id std=decoder->norm;
702         u8 reg;
703         int pos, type=0;
704
705         if (std == V4L2_STD_ALL) {
706                 tvp5150_err("VBI can't be configured without knowing number of lines\n");
707                 return 0;
708         } else if (std && V4L2_STD_625_50) {
709                 /* Don't follow NTSC Line number convension */
710                 line += 3;
711         }
712
713         if (line<6||line>27)
714                 return 0;
715
716         reg=((line-6)<<1)+TVP5150_LINE_MODE_INI;
717
718         pos=tvp5150_read(c, reg)&0x0f;
719         if (pos<0x0f)
720                 type=regs[pos].type.vbi_type;
721
722         pos=tvp5150_read(c, reg+1)&0x0f;
723         if (pos<0x0f)
724                 type|=regs[pos].type.vbi_type;
725
726         return type;
727 }
728 static int tvp5150_set_std(struct i2c_client *c, v4l2_std_id std)
729 {
730         struct tvp5150 *decoder = i2c_get_clientdata(c);
731         int fmt=0;
732
733         decoder->norm=std;
734
735         /* First tests should be against specific std */
736
737         if (std == V4L2_STD_ALL) {
738                 fmt=0;  /* Autodetect mode */
739         } else if (std & V4L2_STD_NTSC_443) {
740                 fmt=0xa;
741         } else if (std & V4L2_STD_PAL_M) {
742                 fmt=0x6;
743         } else if (std & (V4L2_STD_PAL_N| V4L2_STD_PAL_Nc)) {
744                 fmt=0x8;
745         } else {
746                 /* Then, test against generic ones */
747                 if (std & V4L2_STD_NTSC) {
748                         fmt=0x2;
749                 } else if (std & V4L2_STD_PAL) {
750                         fmt=0x4;
751                 } else if (std & V4L2_STD_SECAM) {
752                         fmt=0xc;
753                 }
754         }
755
756         tvp5150_dbg(1,"Set video std register to %d.\n",fmt);
757         tvp5150_write(c, TVP5150_VIDEO_STD, fmt);
758
759         return 0;
760 }
761
762 static inline void tvp5150_reset(struct i2c_client *c)
763 {
764         u8 msb_id, lsb_id, msb_rom, lsb_rom;
765         struct tvp5150 *decoder = i2c_get_clientdata(c);
766
767         msb_id=tvp5150_read(c,TVP5150_MSB_DEV_ID);
768         lsb_id=tvp5150_read(c,TVP5150_LSB_DEV_ID);
769         msb_rom=tvp5150_read(c,TVP5150_ROM_MAJOR_VER);
770         lsb_rom=tvp5150_read(c,TVP5150_ROM_MINOR_VER);
771
772         if ((msb_rom==4)&&(lsb_rom==0)) { /* Is TVP5150AM1 */
773                 tvp5150_info("tvp%02x%02xam1 detected.\n",msb_id, lsb_id);
774
775                 /* ITU-T BT.656.4 timing */
776                 tvp5150_write(c,TVP5150_REV_SELECT,0);
777         } else {
778                 if ((msb_rom==3)||(lsb_rom==0x21)) { /* Is TVP5150A */
779                         tvp5150_info("tvp%02x%02xa detected.\n",msb_id, lsb_id);
780                 } else {
781                         tvp5150_info("*** unknown tvp%02x%02x chip detected.\n",msb_id,lsb_id);
782                         tvp5150_info("*** Rom ver is %d.%d\n",msb_rom,lsb_rom);
783                 }
784         }
785
786         /* Initializes TVP5150 to its default values */
787         tvp5150_write_inittab(c, tvp5150_init_default);
788
789         /* Initializes VDP registers */
790         tvp5150_vdp_init(c, vbi_ram_default);
791
792         /* Selects decoder input */
793         tvp5150_selmux(c, decoder->input);
794
795         /* Initializes TVP5150 to stream enabled values */
796         tvp5150_write_inittab(c, tvp5150_init_enable);
797
798         /* Initialize image preferences */
799         tvp5150_write(c, TVP5150_BRIGHT_CTL, decoder->bright >> 8);
800         tvp5150_write(c, TVP5150_CONTRAST_CTL, decoder->contrast >> 8);
801         tvp5150_write(c, TVP5150_SATURATION_CTL, decoder->contrast >> 8);
802         tvp5150_write(c, TVP5150_HUE_CTL, (decoder->hue - 32768) >> 8);
803
804         tvp5150_set_std(c, decoder->norm);
805 };
806
807 static int tvp5150_get_ctrl(struct i2c_client *c, struct v4l2_control *ctrl)
808 {
809 /*      struct tvp5150 *decoder = i2c_get_clientdata(c); */
810
811         switch (ctrl->id) {
812         case V4L2_CID_BRIGHTNESS:
813                 ctrl->value = tvp5150_read(c, TVP5150_BRIGHT_CTL);
814                 return 0;
815         case V4L2_CID_CONTRAST:
816                 ctrl->value = tvp5150_read(c, TVP5150_CONTRAST_CTL);
817                 return 0;
818         case V4L2_CID_SATURATION:
819                 ctrl->value = tvp5150_read(c, TVP5150_SATURATION_CTL);
820                 return 0;
821         case V4L2_CID_HUE:
822                 ctrl->value = tvp5150_read(c, TVP5150_HUE_CTL);
823                 return 0;
824         }
825         return -EINVAL;
826 }
827
828 static int tvp5150_set_ctrl(struct i2c_client *c, struct v4l2_control *ctrl)
829 {
830 /*      struct tvp5150 *decoder = i2c_get_clientdata(c); */
831
832         switch (ctrl->id) {
833         case V4L2_CID_BRIGHTNESS:
834                 tvp5150_write(c, TVP5150_BRIGHT_CTL, ctrl->value);
835                 return 0;
836         case V4L2_CID_CONTRAST:
837                 tvp5150_write(c, TVP5150_CONTRAST_CTL, ctrl->value);
838                 return 0;
839         case V4L2_CID_SATURATION:
840                 tvp5150_write(c, TVP5150_SATURATION_CTL, ctrl->value);
841                 return 0;
842         case V4L2_CID_HUE:
843                 tvp5150_write(c, TVP5150_HUE_CTL, ctrl->value);
844                 return 0;
845         }
846         return -EINVAL;
847 }
848
849 /****************************************************************************
850                         I2C Command
851  ****************************************************************************/
852 static int tvp5150_command(struct i2c_client *c,
853                            unsigned int cmd, void *arg)
854 {
855         struct tvp5150 *decoder = i2c_get_clientdata(c);
856
857         switch (cmd) {
858
859         case 0:
860         case VIDIOC_INT_RESET:
861                 tvp5150_reset(c);
862                 break;
863         case VIDIOC_S_STD:
864                 if (decoder->norm == *(v4l2_std_id *)arg)
865                         break;
866                 return tvp5150_set_std(c, *(v4l2_std_id *)arg);
867         case VIDIOC_G_STD:
868                 *(v4l2_std_id *)arg = decoder->norm;
869                 break;
870
871         case VIDIOC_G_SLICED_VBI_CAP:
872         {
873                 struct v4l2_sliced_vbi_cap *cap = arg;
874                 tvp5150_dbg(1, "VIDIOC_G_SLICED_VBI_CAP\n");
875
876                 tvp5150_vbi_get_cap(vbi_ram_default, cap);
877                 break;
878         }
879         case VIDIOC_S_FMT:
880         {
881                 struct v4l2_format *fmt;
882                 struct v4l2_sliced_vbi_format *svbi;
883                 int i;
884
885                 fmt = arg;
886                 if (fmt->type != V4L2_BUF_TYPE_SLICED_VBI_CAPTURE)
887                         return -EINVAL;
888                 svbi = &fmt->fmt.sliced;
889                 if (svbi->service_set != 0) {
890                         for (i = 0; i <= 23; i++) {
891                                 svbi->service_lines[1][i] = 0;
892
893                                 svbi->service_lines[0][i]=tvp5150_set_vbi(c,
894                                          vbi_ram_default,
895                                          svbi->service_lines[0][i],0xf0,i,3);
896                         }
897                         /* Enables FIFO */
898                         tvp5150_write(c, TVP5150_FIFO_OUT_CTRL,1);
899                 } else {
900                         /* Disables FIFO*/
901                         tvp5150_write(c, TVP5150_FIFO_OUT_CTRL,0);
902
903                         /* Disable Full Field */
904                         tvp5150_write(c, TVP5150_FULL_FIELD_ENA, 0);
905
906                         /* Disable Line modes */
907                         for (i=TVP5150_LINE_MODE_INI; i<=TVP5150_LINE_MODE_END; i++)
908                                 tvp5150_write(c, i, 0xff);
909                 }
910                 break;
911         }
912         case VIDIOC_G_FMT:
913         {
914                 struct v4l2_format *fmt;
915                 struct v4l2_sliced_vbi_format *svbi;
916
917                 int i, mask=0;
918
919                 fmt = arg;
920                 if (fmt->type != V4L2_BUF_TYPE_SLICED_VBI_CAPTURE)
921                         return -EINVAL;
922                 svbi = &fmt->fmt.sliced;
923                 memset(svbi, 0, sizeof(*svbi));
924
925                 for (i = 0; i <= 23; i++) {
926                         svbi->service_lines[0][i]=tvp5150_get_vbi(c,
927                                 vbi_ram_default,i);
928                         mask|=svbi->service_lines[0][i];
929                 }
930                 svbi->service_set=mask;
931                 break;
932         }
933
934 #ifdef CONFIG_VIDEO_ADV_DEBUG
935         case VIDIOC_INT_G_REGISTER:
936         {
937                 struct v4l2_register *reg = arg;
938
939                 if (reg->i2c_id != I2C_DRIVERID_TVP5150)
940                         return -EINVAL;
941                 reg->val = tvp5150_read(c, reg->reg & 0xff);
942                 break;
943         }
944
945         case VIDIOC_INT_S_REGISTER:
946         {
947                 struct v4l2_register *reg = arg;
948
949                 if (reg->i2c_id != I2C_DRIVERID_TVP5150)
950                         return -EINVAL;
951                 if (!capable(CAP_SYS_ADMIN))
952                         return -EPERM;
953                 tvp5150_write(c, reg->reg & 0xff, reg->val & 0xff);
954                 break;
955         }
956 #endif
957
958         case VIDIOC_LOG_STATUS:
959                 dump_reg(c);
960                 break;
961
962         case VIDIOC_G_TUNER:
963                 {
964                         struct v4l2_tuner *vt = arg;
965                         int status = tvp5150_read(c, 0x88);
966
967                         vt->signal = ((status & 0x04) && (status & 0x02)) ? 0xffff : 0x0;
968                         break;
969                 }
970         case VIDIOC_QUERYCTRL:
971                 {
972                         struct v4l2_queryctrl *qc = arg;
973                         int i;
974
975                         tvp5150_dbg(1, "VIDIOC_QUERYCTRL called\n");
976
977                         for (i = 0; i < ARRAY_SIZE(tvp5150_qctrl); i++)
978                                 if (qc->id && qc->id == tvp5150_qctrl[i].id) {
979                                         memcpy(qc, &(tvp5150_qctrl[i]),
980                                                sizeof(*qc));
981                                         return 0;
982                                 }
983
984                         return -EINVAL;
985                 }
986         case VIDIOC_G_CTRL:
987                 {
988                         struct v4l2_control *ctrl = arg;
989                         tvp5150_dbg(1, "VIDIOC_G_CTRL called\n");
990
991                         return tvp5150_get_ctrl(c, ctrl);
992                 }
993         case VIDIOC_S_CTRL:
994                 {
995                         struct v4l2_control *ctrl = arg;
996                         u8 i, n;
997                         n = sizeof(tvp5150_qctrl) / sizeof(tvp5150_qctrl[0]);
998                         for (i = 0; i < n; i++)
999                                 if (ctrl->id == tvp5150_qctrl[i].id) {
1000                                         if (ctrl->value <
1001                                             tvp5150_qctrl[i].minimum
1002                                             || ctrl->value >
1003                                             tvp5150_qctrl[i].maximum)
1004                                                 return -ERANGE;
1005                                         tvp5150_dbg(1,
1006                                                 "VIDIOC_S_CTRL: id=%d, value=%d\n",
1007                                                 ctrl->id, ctrl->value);
1008                                         return tvp5150_set_ctrl(c, ctrl);
1009                                 }
1010                         return -EINVAL;
1011                 }
1012
1013         default:
1014                 return -EINVAL;
1015         }
1016
1017         return 0;
1018 }
1019
1020 /****************************************************************************
1021                         I2C Client & Driver
1022  ****************************************************************************/
1023 static struct i2c_driver driver;
1024
1025 static struct i2c_client client_template = {
1026         .name = "(unset)",
1027         .driver = &driver,
1028 };
1029
1030 static int tvp5150_detect_client(struct i2c_adapter *adapter,
1031                                  int address, int kind)
1032 {
1033         struct i2c_client *c;
1034         struct tvp5150 *core;
1035         int rv;
1036
1037         if (debug)
1038                 printk( KERN_INFO
1039                 "tvp5150.c: detecting tvp5150 client on address 0x%x\n",
1040                 address << 1);
1041
1042         client_template.adapter = adapter;
1043         client_template.addr = address;
1044
1045         /* Check if the adapter supports the needed features */
1046         if (!i2c_check_functionality
1047             (adapter,
1048              I2C_FUNC_SMBUS_READ_BYTE | I2C_FUNC_SMBUS_WRITE_BYTE_DATA))
1049                 return 0;
1050
1051         c = kmalloc(sizeof(struct i2c_client), GFP_KERNEL);
1052         if (c == 0)
1053                 return -ENOMEM;
1054         memcpy(c, &client_template, sizeof(struct i2c_client));
1055
1056         core = kzalloc(sizeof(struct tvp5150), GFP_KERNEL);
1057         if (core == 0) {
1058                 kfree(c);
1059                 return -ENOMEM;
1060         }
1061         i2c_set_clientdata(c, core);
1062
1063         rv = i2c_attach_client(c);
1064
1065         core->norm = V4L2_STD_ALL;      /* Default is autodetect */
1066         core->input = 2;
1067         core->enable = 1;
1068         core->bright = 32768;
1069         core->contrast = 32768;
1070         core->hue = 32768;
1071         core->sat = 32768;
1072
1073         if (rv) {
1074                 kfree(c);
1075                 kfree(core);
1076                 return rv;
1077         }
1078
1079         if (debug > 1)
1080                 dump_reg(c);
1081         return 0;
1082 }
1083
1084 static int tvp5150_attach_adapter(struct i2c_adapter *adapter)
1085 {
1086         if (debug)
1087                 printk( KERN_INFO
1088                 "tvp5150.c: starting probe for adapter %s (0x%x)\n",
1089                 adapter->name, adapter->id);
1090         return i2c_probe(adapter, &addr_data, &tvp5150_detect_client);
1091 }
1092
1093 static int tvp5150_detach_client(struct i2c_client *c)
1094 {
1095         struct tvp5150 *decoder = i2c_get_clientdata(c);
1096         int err;
1097
1098         tvp5150_dbg(1,
1099                 "tvp5150.c: removing tvp5150 adapter on address 0x%x\n",
1100                 c->addr << 1);
1101
1102         err = i2c_detach_client(c);
1103         if (err) {
1104                 return err;
1105         }
1106
1107         kfree(decoder);
1108         kfree(c);
1109
1110         return 0;
1111 }
1112
1113 /* ----------------------------------------------------------------------- */
1114
1115 static struct i2c_driver driver = {
1116         .driver = {
1117                 .name = "tvp5150",
1118         },
1119         .id = I2C_DRIVERID_TVP5150,
1120
1121         .attach_adapter = tvp5150_attach_adapter,
1122         .detach_client = tvp5150_detach_client,
1123
1124         .command = tvp5150_command,
1125 };
1126
1127 static int __init tvp5150_init(void)
1128 {
1129         return i2c_add_driver(&driver);
1130 }
1131
1132 static void __exit tvp5150_exit(void)
1133 {
1134         i2c_del_driver(&driver);
1135 }
1136
1137 module_init(tvp5150_init);
1138 module_exit(tvp5150_exit);