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/videodev2.h>
  10 #include <linux/delay.h>
  11 #include <media/v4l2-device.h>
  12 #include <media/tvp5150.h>
  13 #include <media/v4l2-i2c-drv-legacy.h>
  14 #include <media/v4l2-chip-ident.h>
  15
  16 #include "tvp5150_reg.h"
  17
  18 MODULE_DESCRIPTION("Texas Instruments TVP5150A video decoder driver");
  19 MODULE_AUTHOR("Mauro Carvalho Chehab");
  20 MODULE_LICENSE("GPL");
  21
  22 /* standard i2c insmod options */
  23 static unsigned short normal_i2c[] = {
  24         0xb8 >> 1,
  25         0xba >> 1,
  26         I2C_CLIENT_END
  27 };
  28
  29 I2C_CLIENT_INSMOD;
  30
  31 static int debug;
  32 module_param(debug, int, 0);
  33 MODULE_PARM_DESC(debug, "Debug level (0-2)");
  34
  35 /* supported controls */
  36 static struct v4l2_queryctrl tvp5150_qctrl[] = {
  37         {
  38                 .id = V4L2_CID_BRIGHTNESS,
  39                 .type = V4L2_CTRL_TYPE_INTEGER,
  40                 .name = "Brightness",
  41                 .minimum = 0,
  42                 .maximum = 255,
  43                 .step = 1,
  44                 .default_value = 128,
  45                 .flags = 0,
  46         }, {
  47                 .id = V4L2_CID_CONTRAST,
  48                 .type = V4L2_CTRL_TYPE_INTEGER,
  49                 .name = "Contrast",
  50                 .minimum = 0,
  51                 .maximum = 255,
  52                 .step = 0x1,
  53                 .default_value = 128,
  54                 .flags = 0,
  55         }, {
  56                  .id = V4L2_CID_SATURATION,
  57                  .type = V4L2_CTRL_TYPE_INTEGER,
  58                  .name = "Saturation",
  59                  .minimum = 0,
  60                  .maximum = 255,
  61                  .step = 0x1,
  62                  .default_value = 128,
  63                  .flags = 0,
  64         }, {
  65                 .id = V4L2_CID_HUE,
  66                 .type = V4L2_CTRL_TYPE_INTEGER,
  67                 .name = "Hue",
  68                 .minimum = -128,
  69                 .maximum = 127,
  70                 .step = 0x1,
  71                 .default_value = 0,
  72                 .flags = 0,
  73         }
  74 };
  75
  76 struct tvp5150 {
  77         struct v4l2_subdev sd;
  78
  79         v4l2_std_id norm;       /* Current set standard */
  80         struct v4l2_routing route;
  81         int enable;
  82         int bright;
  83         int contrast;
  84         int hue;
  85         int sat;
  86 };
  87
  88 static inline struct tvp5150 *to_tvp5150(struct v4l2_subdev *sd)
  89 {
  90         return container_of(sd, struct tvp5150, sd);
  91 }
  92
  93 static int tvp5150_read(struct v4l2_subdev *sd, unsigned char addr)
  94 {
  95         struct i2c_client *c = v4l2_get_subdevdata(sd);
  96         unsigned char buffer[1];
  97         int rc;
  98
  99         buffer[0] = addr;
 100         if (1 != (rc = i2c_master_send(c, buffer, 1)))
 101                 v4l2_dbg(0, debug, sd, "i2c i/o error: rc == %d (should be 1)\n", rc);
 102
 103         msleep(10);
 104
 105         if (1 != (rc = i2c_master_recv(c, buffer, 1)))
 106                 v4l2_dbg(0, debug, sd, "i2c i/o error: rc == %d (should be 1)\n", rc);
 107
 108         v4l2_dbg(2, debug, sd, "tvp5150: read 0x%02x = 0x%02x\n", addr, buffer[0]);
 109
 110         return (buffer[0]);
 111 }
 112
 113 static inline void tvp5150_write(struct v4l2_subdev *sd, unsigned char addr,
 114                                  unsigned char value)
 115 {
 116         struct i2c_client *c = v4l2_get_subdevdata(sd);
 117         unsigned char buffer[2];
 118         int rc;
 119
 120         buffer[0] = addr;
 121         buffer[1] = value;
 122         v4l2_dbg(2, debug, sd, "tvp5150: writing 0x%02x 0x%02x\n", buffer[0], buffer[1]);
 123         if (2 != (rc = i2c_master_send(c, buffer, 2)))
 124                 v4l2_dbg(0, debug, sd, "i2c i/o error: rc == %d (should be 2)\n", rc);
 125 }
 126
 127 static void dump_reg_range(struct v4l2_subdev *sd, char *s, u8 init,
 128                                 const u8 end, int max_line)
 129 {
 130         int i = 0;
 131
 132         while (init != (u8)(end + 1)) {
 133                 if ((i % max_line) == 0) {
 134                         if (i > 0)
 135                                 printk("\n");
 136                         printk("tvp5150: %s reg 0x%02x = ", s, init);
 137                 }
 138                 printk("%02x ", tvp5150_read(sd, init));
 139
 140                 init++;
 141                 i++;
 142         }
 143         printk("\n");
 144 }
 145
 146 static int tvp5150_log_status(struct v4l2_subdev *sd)
 147 {
 148         printk("tvp5150: Video input source selection #1 = 0x%02x\n",
 149                         tvp5150_read(sd, TVP5150_VD_IN_SRC_SEL_1));
 150         printk("tvp5150: Analog channel controls = 0x%02x\n",
 151                         tvp5150_read(sd, TVP5150_ANAL_CHL_CTL));
 152         printk("tvp5150: Operation mode controls = 0x%02x\n",
 153                         tvp5150_read(sd, TVP5150_OP_MODE_CTL));
 154         printk("tvp5150: Miscellaneous controls = 0x%02x\n",
 155                         tvp5150_read(sd, TVP5150_MISC_CTL));
 156         printk("tvp5150: Autoswitch mask= 0x%02x\n",
 157                         tvp5150_read(sd, TVP5150_AUTOSW_MSK));
 158         printk("tvp5150: Color killer threshold control = 0x%02x\n",
 159                         tvp5150_read(sd, TVP5150_COLOR_KIL_THSH_CTL));
 160         printk("tvp5150: Luminance processing controls #1 #2 and #3 = %02x %02x %02x\n",
 161                         tvp5150_read(sd, TVP5150_LUMA_PROC_CTL_1),
 162                         tvp5150_read(sd, TVP5150_LUMA_PROC_CTL_2),
 163                         tvp5150_read(sd, TVP5150_LUMA_PROC_CTL_3));
 164         printk("tvp5150: Brightness control = 0x%02x\n",
 165                         tvp5150_read(sd, TVP5150_BRIGHT_CTL));
 166         printk("tvp5150: Color saturation control = 0x%02x\n",
 167                         tvp5150_read(sd, TVP5150_SATURATION_CTL));
 168         printk("tvp5150: Hue control = 0x%02x\n",
 169                         tvp5150_read(sd, TVP5150_HUE_CTL));
 170         printk("tvp5150: Contrast control = 0x%02x\n",
 171                         tvp5150_read(sd, TVP5150_CONTRAST_CTL));
 172         printk("tvp5150: Outputs and data rates select = 0x%02x\n",
 173                         tvp5150_read(sd, TVP5150_DATA_RATE_SEL));
 174         printk("tvp5150: Configuration shared pins = 0x%02x\n",
 175                         tvp5150_read(sd, TVP5150_CONF_SHARED_PIN));
 176         printk("tvp5150: Active video cropping start = 0x%02x%02x\n",
 177                         tvp5150_read(sd, TVP5150_ACT_VD_CROP_ST_MSB),
 178                         tvp5150_read(sd, TVP5150_ACT_VD_CROP_ST_LSB));
 179         printk("tvp5150: Active video cropping stop  = 0x%02x%02x\n",
 180                         tvp5150_read(sd, TVP5150_ACT_VD_CROP_STP_MSB),
 181                         tvp5150_read(sd, TVP5150_ACT_VD_CROP_STP_LSB));
 182         printk("tvp5150: Genlock/RTC = 0x%02x\n",
 183                         tvp5150_read(sd, TVP5150_GENLOCK));
 184         printk("tvp5150: Horizontal sync start = 0x%02x\n",
 185                         tvp5150_read(sd, TVP5150_HORIZ_SYNC_START));
 186         printk("tvp5150: Vertical blanking start = 0x%02x\n",
 187                         tvp5150_read(sd, TVP5150_VERT_BLANKING_START));
 188         printk("tvp5150: Vertical blanking stop = 0x%02x\n",
 189                         tvp5150_read(sd, TVP5150_VERT_BLANKING_STOP));
 190         printk("tvp5150: Chrominance processing control #1 and #2 = %02x %02x\n",
 191                         tvp5150_read(sd, TVP5150_CHROMA_PROC_CTL_1),
 192                         tvp5150_read(sd, TVP5150_CHROMA_PROC_CTL_2));
 193         printk("tvp5150: Interrupt reset register B = 0x%02x\n",
 194                         tvp5150_read(sd, TVP5150_INT_RESET_REG_B));
 195         printk("tvp5150: Interrupt enable register B = 0x%02x\n",
 196                         tvp5150_read(sd, TVP5150_INT_ENABLE_REG_B));
 197         printk("tvp5150: Interrupt configuration register B = 0x%02x\n",
 198                         tvp5150_read(sd, TVP5150_INTT_CONFIG_REG_B));
 199         printk("tvp5150: Video standard = 0x%02x\n",
 200                         tvp5150_read(sd, TVP5150_VIDEO_STD));
 201         printk("tvp5150: Chroma gain factor: Cb=0x%02x Cr=0x%02x\n",
 202                         tvp5150_read(sd, TVP5150_CB_GAIN_FACT),
 203                         tvp5150_read(sd, TVP5150_CR_GAIN_FACTOR));
 204         printk("tvp5150: Macrovision on counter = 0x%02x\n",
 205                         tvp5150_read(sd, TVP5150_MACROVISION_ON_CTR));
 206         printk("tvp5150: Macrovision off counter = 0x%02x\n",
 207                         tvp5150_read(sd, TVP5150_MACROVISION_OFF_CTR));
 208         printk("tvp5150: ITU-R BT.656.%d timing(TVP5150AM1 only)\n",
 209                         (tvp5150_read(sd, TVP5150_REV_SELECT) & 1) ? 3 : 4);
 210         printk("tvp5150: Device ID = %02x%02x\n",
 211                         tvp5150_read(sd, TVP5150_MSB_DEV_ID),
 212                         tvp5150_read(sd, TVP5150_LSB_DEV_ID));
 213         printk("tvp5150: ROM version = (hex) %02x.%02x\n",
 214                         tvp5150_read(sd, TVP5150_ROM_MAJOR_VER),
 215                         tvp5150_read(sd, TVP5150_ROM_MINOR_VER));
 216         printk("tvp5150: Vertical line count = 0x%02x%02x\n",
 217                         tvp5150_read(sd, TVP5150_VERT_LN_COUNT_MSB),
 218                         tvp5150_read(sd, TVP5150_VERT_LN_COUNT_LSB));
 219         printk("tvp5150: Interrupt status register B = 0x%02x\n",
 220                         tvp5150_read(sd, TVP5150_INT_STATUS_REG_B));
 221         printk("tvp5150: Interrupt active register B = 0x%02x\n",
 222                         tvp5150_read(sd, TVP5150_INT_ACTIVE_REG_B));
 223         printk("tvp5150: Status regs #1 to #5 = %02x %02x %02x %02x %02x\n",
 224                         tvp5150_read(sd, TVP5150_STATUS_REG_1),
 225                         tvp5150_read(sd, TVP5150_STATUS_REG_2),
 226                         tvp5150_read(sd, TVP5150_STATUS_REG_3),
 227                         tvp5150_read(sd, TVP5150_STATUS_REG_4),
 228                         tvp5150_read(sd, TVP5150_STATUS_REG_5));
 229
 230         dump_reg_range(sd, "Teletext filter 1",   TVP5150_TELETEXT_FIL1_INI,
 231                         TVP5150_TELETEXT_FIL1_END, 8);
 232         dump_reg_range(sd, "Teletext filter 2",   TVP5150_TELETEXT_FIL2_INI,
 233                         TVP5150_TELETEXT_FIL2_END, 8);
 234
 235         printk("tvp5150: Teletext filter enable = 0x%02x\n",
 236                         tvp5150_read(sd, TVP5150_TELETEXT_FIL_ENA));
 237         printk("tvp5150: Interrupt status register A = 0x%02x\n",
 238                         tvp5150_read(sd, TVP5150_INT_STATUS_REG_A));
 239         printk("tvp5150: Interrupt enable register A = 0x%02x\n",
 240                         tvp5150_read(sd, TVP5150_INT_ENABLE_REG_A));
 241         printk("tvp5150: Interrupt configuration = 0x%02x\n",
 242                         tvp5150_read(sd, TVP5150_INT_CONF));
 243         printk("tvp5150: VDP status register = 0x%02x\n",
 244                         tvp5150_read(sd, TVP5150_VDP_STATUS_REG));
 245         printk("tvp5150: FIFO word count = 0x%02x\n",
 246                         tvp5150_read(sd, TVP5150_FIFO_WORD_COUNT));
 247         printk("tvp5150: FIFO interrupt threshold = 0x%02x\n",
 248                         tvp5150_read(sd, TVP5150_FIFO_INT_THRESHOLD));
 249         printk("tvp5150: FIFO reset = 0x%02x\n",
 250                         tvp5150_read(sd, TVP5150_FIFO_RESET));
 251         printk("tvp5150: Line number interrupt = 0x%02x\n",
 252                         tvp5150_read(sd, TVP5150_LINE_NUMBER_INT));
 253         printk("tvp5150: Pixel alignment register = 0x%02x%02x\n",
 254                         tvp5150_read(sd, TVP5150_PIX_ALIGN_REG_HIGH),
 255                         tvp5150_read(sd, TVP5150_PIX_ALIGN_REG_LOW));
 256         printk("tvp5150: FIFO output control = 0x%02x\n",
 257                         tvp5150_read(sd, TVP5150_FIFO_OUT_CTRL));
 258         printk("tvp5150: Full field enable = 0x%02x\n",
 259                         tvp5150_read(sd, TVP5150_FULL_FIELD_ENA));
 260         printk("tvp5150: Full field mode register = 0x%02x\n",
 261                         tvp5150_read(sd, TVP5150_FULL_FIELD_MODE_REG));
 262
 263         dump_reg_range(sd, "CC   data",   TVP5150_CC_DATA_INI,
 264                         TVP5150_CC_DATA_END, 8);
 265
 266         dump_reg_range(sd, "WSS  data",   TVP5150_WSS_DATA_INI,
 267                         TVP5150_WSS_DATA_END, 8);
 268
 269         dump_reg_range(sd, "VPS  data",   TVP5150_VPS_DATA_INI,
 270                         TVP5150_VPS_DATA_END, 8);
 271
 272         dump_reg_range(sd, "VITC data",   TVP5150_VITC_DATA_INI,
 273                         TVP5150_VITC_DATA_END, 10);
 274
 275         dump_reg_range(sd, "Line mode",   TVP5150_LINE_MODE_INI,
 276                         TVP5150_LINE_MODE_END, 8);
 277         return 0;
 278 }
 279
 280 /****************************************************************************
 281                         Basic functions
 282  ****************************************************************************/
 283
 284 static inline void tvp5150_selmux(struct v4l2_subdev *sd)
 285 {
 286         int opmode=0;
 287         struct tvp5150 *decoder = to_tvp5150(sd);
 288         int input = 0;
 289         unsigned char val;
 290
 291         if ((decoder->route.output & TVP5150_BLACK_SCREEN) || !decoder->enable)
 292                 input = 8;
 293
 294         switch (decoder->route.input) {
 295         case TVP5150_COMPOSITE1:
 296                 input |= 2;
 297                 /* fall through */
 298         case TVP5150_COMPOSITE0:
 299                 opmode=0x30;            /* TV Mode */
 300                 break;
 301         case TVP5150_SVIDEO:
 302         default:
 303                 input |= 1;
 304                 opmode=0;               /* Auto Mode */
 305                 break;
 306         }
 307
 308         v4l2_dbg(1, debug, sd, "Selecting video route: route input=%i, output=%i "
 309                         "=> tvp5150 input=%i, opmode=%i\n",
 310                         decoder->route.input,decoder->route.output,
 311                         input, opmode );
 312
 313         tvp5150_write(sd, TVP5150_OP_MODE_CTL, opmode);
 314         tvp5150_write(sd, TVP5150_VD_IN_SRC_SEL_1, input);
 315
 316         /* Svideo should enable YCrCb output and disable GPCL output
 317          * For Composite and TV, it should be the reverse
 318          */
 319         val = tvp5150_read(sd, TVP5150_MISC_CTL);
 320         if (decoder->route.input == TVP5150_SVIDEO)
 321                 val = (val & ~0x40) | 0x10;
 322         else
 323                 val = (val & ~0x10) | 0x40;
 324         tvp5150_write(sd, TVP5150_MISC_CTL, val);
 325 };
 326
 327 struct i2c_reg_value {
 328         unsigned char reg;
 329         unsigned char value;
 330 };
 331
 332 /* Default values as sugested at TVP5150AM1 datasheet */
 333 static const struct i2c_reg_value tvp5150_init_default[] = {
 334         { /* 0x00 */
 335                 TVP5150_VD_IN_SRC_SEL_1,0x00
 336         },
 337         { /* 0x01 */
 338                 TVP5150_ANAL_CHL_CTL,0x15
 339         },
 340         { /* 0x02 */
 341                 TVP5150_OP_MODE_CTL,0x00
 342         },
 343         { /* 0x03 */
 344                 TVP5150_MISC_CTL,0x01
 345         },
 346         { /* 0x06 */
 347                 TVP5150_COLOR_KIL_THSH_CTL,0x10
 348         },
 349         { /* 0x07 */
 350                 TVP5150_LUMA_PROC_CTL_1,0x60
 351         },
 352         { /* 0x08 */
 353                 TVP5150_LUMA_PROC_CTL_2,0x00
 354         },
 355         { /* 0x09 */
 356                 TVP5150_BRIGHT_CTL,0x80
 357         },
 358         { /* 0x0a */
 359                 TVP5150_SATURATION_CTL,0x80
 360         },
 361         { /* 0x0b */
 362                 TVP5150_HUE_CTL,0x00
 363         },
 364         { /* 0x0c */
 365                 TVP5150_CONTRAST_CTL,0x80
 366         },
 367         { /* 0x0d */
 368                 TVP5150_DATA_RATE_SEL,0x47
 369         },
 370         { /* 0x0e */
 371                 TVP5150_LUMA_PROC_CTL_3,0x00
 372         },
 373         { /* 0x0f */
 374                 TVP5150_CONF_SHARED_PIN,0x08
 375         },
 376         { /* 0x11 */
 377                 TVP5150_ACT_VD_CROP_ST_MSB,0x00
 378         },
 379         { /* 0x12 */
 380                 TVP5150_ACT_VD_CROP_ST_LSB,0x00
 381         },
 382         { /* 0x13 */
 383                 TVP5150_ACT_VD_CROP_STP_MSB,0x00
 384         },
 385         { /* 0x14 */
 386                 TVP5150_ACT_VD_CROP_STP_LSB,0x00
 387         },
 388         { /* 0x15 */
 389                 TVP5150_GENLOCK,0x01
 390         },
 391         { /* 0x16 */
 392                 TVP5150_HORIZ_SYNC_START,0x80
 393         },
 394         { /* 0x18 */
 395                 TVP5150_VERT_BLANKING_START,0x00
 396         },
 397         { /* 0x19 */
 398                 TVP5150_VERT_BLANKING_STOP,0x00
 399         },
 400         { /* 0x1a */
 401                 TVP5150_CHROMA_PROC_CTL_1,0x0c
 402         },
 403         { /* 0x1b */
 404                 TVP5150_CHROMA_PROC_CTL_2,0x14
 405         },
 406         { /* 0x1c */
 407                 TVP5150_INT_RESET_REG_B,0x00
 408         },
 409         { /* 0x1d */
 410                 TVP5150_INT_ENABLE_REG_B,0x00
 411         },
 412         { /* 0x1e */
 413                 TVP5150_INTT_CONFIG_REG_B,0x00
 414         },
 415         { /* 0x28 */
 416                 TVP5150_VIDEO_STD,0x00
 417         },
 418         { /* 0x2e */
 419                 TVP5150_MACROVISION_ON_CTR,0x0f
 420         },
 421         { /* 0x2f */
 422                 TVP5150_MACROVISION_OFF_CTR,0x01
 423         },
 424         { /* 0xbb */
 425                 TVP5150_TELETEXT_FIL_ENA,0x00
 426         },
 427         { /* 0xc0 */
 428                 TVP5150_INT_STATUS_REG_A,0x00
 429         },
 430         { /* 0xc1 */
 431                 TVP5150_INT_ENABLE_REG_A,0x00
 432         },
 433         { /* 0xc2 */
 434                 TVP5150_INT_CONF,0x04
 435         },
 436         { /* 0xc8 */
 437                 TVP5150_FIFO_INT_THRESHOLD,0x80
 438         },
 439         { /* 0xc9 */
 440                 TVP5150_FIFO_RESET,0x00
 441         },
 442         { /* 0xca */
 443                 TVP5150_LINE_NUMBER_INT,0x00
 444         },
 445         { /* 0xcb */
 446                 TVP5150_PIX_ALIGN_REG_LOW,0x4e
 447         },
 448         { /* 0xcc */
 449                 TVP5150_PIX_ALIGN_REG_HIGH,0x00
 450         },
 451         { /* 0xcd */
 452                 TVP5150_FIFO_OUT_CTRL,0x01
 453         },
 454         { /* 0xcf */
 455                 TVP5150_FULL_FIELD_ENA,0x00
 456         },
 457         { /* 0xd0 */
 458                 TVP5150_LINE_MODE_INI,0x00
 459         },
 460         { /* 0xfc */
 461                 TVP5150_FULL_FIELD_MODE_REG,0x7f
 462         },
 463         { /* end of data */
 464                 0xff,0xff
 465         }
 466 };
 467
 468 /* Default values as sugested at TVP5150AM1 datasheet */
 469 static const struct i2c_reg_value tvp5150_init_enable[] = {
 470         {
 471                 TVP5150_CONF_SHARED_PIN, 2
 472         },{     /* Automatic offset and AGC enabled */
 473                 TVP5150_ANAL_CHL_CTL, 0x15
 474         },{     /* Activate YCrCb output 0x9 or 0xd ? */
 475                 TVP5150_MISC_CTL, 0x6f
 476         },{     /* Activates video std autodetection for all standards */
 477                 TVP5150_AUTOSW_MSK, 0x0
 478         },{     /* Default format: 0x47. For 4:2:2: 0x40 */
 479                 TVP5150_DATA_RATE_SEL, 0x47
 480         },{
 481                 TVP5150_CHROMA_PROC_CTL_1, 0x0c
 482         },{
 483                 TVP5150_CHROMA_PROC_CTL_2, 0x54
 484         },{     /* Non documented, but initialized on WinTV USB2 */
 485                 0x27, 0x20
 486         },{
 487                 0xff,0xff
 488         }
 489 };
 490
 491 struct tvp5150_vbi_type {
 492         unsigned int vbi_type;
 493         unsigned int ini_line;
 494         unsigned int end_line;
 495         unsigned int by_field :1;
 496 };
 497
 498 struct i2c_vbi_ram_value {
 499         u16 reg;
 500         struct tvp5150_vbi_type type;
 501         unsigned char values[16];
 502 };
 503
 504 /* This struct have the values for each supported VBI Standard
 505  * by
 506  tvp5150_vbi_types should follow the same order as vbi_ram_default
 507  * value 0 means rom position 0x10, value 1 means rom position 0x30
 508  * and so on. There are 16 possible locations from 0 to 15.
 509  */
 510
 511 static struct i2c_vbi_ram_value vbi_ram_default[] =
 512 {
 513         /* FIXME: Current api doesn't handle all VBI types, those not
 514            yet supported are placed under #if 0 */
 515 #if 0
 516         {0x010, /* Teletext, SECAM, WST System A */
 517                 {V4L2_SLICED_TELETEXT_SECAM,6,23,1},
 518                 { 0xaa, 0xaa, 0xff, 0xff, 0xe7, 0x2e, 0x20, 0x26,
 519                   0xe6, 0xb4, 0x0e, 0x00, 0x00, 0x00, 0x10, 0x00 }
 520         },
 521 #endif
 522         {0x030, /* Teletext, PAL, WST System B */
 523                 {V4L2_SLICED_TELETEXT_B,6,22,1},
 524                 { 0xaa, 0xaa, 0xff, 0xff, 0x27, 0x2e, 0x20, 0x2b,
 525                   0xa6, 0x72, 0x10, 0x00, 0x00, 0x00, 0x10, 0x00 }
 526         },
 527 #if 0
 528         {0x050, /* Teletext, PAL, WST System C */
 529                 {V4L2_SLICED_TELETEXT_PAL_C,6,22,1},
 530                 { 0xaa, 0xaa, 0xff, 0xff, 0xe7, 0x2e, 0x20, 0x22,
 531                   0xa6, 0x98, 0x0d, 0x00, 0x00, 0x00, 0x10, 0x00 }
 532         },
 533         {0x070, /* Teletext, NTSC, WST System B */
 534                 {V4L2_SLICED_TELETEXT_NTSC_B,10,21,1},
 535                 { 0xaa, 0xaa, 0xff, 0xff, 0x27, 0x2e, 0x20, 0x23,
 536                   0x69, 0x93, 0x0d, 0x00, 0x00, 0x00, 0x10, 0x00 }
 537         },
 538         {0x090, /* Tetetext, NTSC NABTS System C */
 539                 {V4L2_SLICED_TELETEXT_NTSC_C,10,21,1},
 540                 { 0xaa, 0xaa, 0xff, 0xff, 0xe7, 0x2e, 0x20, 0x22,
 541                   0x69, 0x93, 0x0d, 0x00, 0x00, 0x00, 0x15, 0x00 }
 542         },
 543         {0x0b0, /* Teletext, NTSC-J, NABTS System D */
 544                 {V4L2_SLICED_TELETEXT_NTSC_D,10,21,1},
 545                 { 0xaa, 0xaa, 0xff, 0xff, 0xa7, 0x2e, 0x20, 0x23,
 546                   0x69, 0x93, 0x0d, 0x00, 0x00, 0x00, 0x10, 0x00 }
 547         },
 548         {0x0d0, /* Closed Caption, PAL/SECAM */
 549                 {V4L2_SLICED_CAPTION_625,22,22,1},
 550                 { 0xaa, 0x2a, 0xff, 0x3f, 0x04, 0x51, 0x6e, 0x02,
 551                   0xa6, 0x7b, 0x09, 0x00, 0x00, 0x00, 0x27, 0x00 }
 552         },
 553 #endif
 554         {0x0f0, /* Closed Caption, NTSC */
 555                 {V4L2_SLICED_CAPTION_525,21,21,1},
 556                 { 0xaa, 0x2a, 0xff, 0x3f, 0x04, 0x51, 0x6e, 0x02,
 557                   0x69, 0x8c, 0x09, 0x00, 0x00, 0x00, 0x27, 0x00 }
 558         },
 559         {0x110, /* Wide Screen Signal, PAL/SECAM */
 560                 {V4L2_SLICED_WSS_625,23,23,1},
 561                 { 0x5b, 0x55, 0xc5, 0xff, 0x00, 0x71, 0x6e, 0x42,
 562                   0xa6, 0xcd, 0x0f, 0x00, 0x00, 0x00, 0x3a, 0x00 }
 563         },
 564 #if 0
 565         {0x130, /* Wide Screen Signal, NTSC C */
 566                 {V4L2_SLICED_WSS_525,20,20,1},
 567                 { 0x38, 0x00, 0x3f, 0x00, 0x00, 0x71, 0x6e, 0x43,
 568                   0x69, 0x7c, 0x08, 0x00, 0x00, 0x00, 0x39, 0x00 }
 569         },
 570         {0x150, /* Vertical Interval Timecode (VITC), PAL/SECAM */
 571                 {V4l2_SLICED_VITC_625,6,22,0},
 572                 { 0x00, 0x00, 0x00, 0x00, 0x00, 0x8f, 0x6d, 0x49,
 573                   0xa6, 0x85, 0x08, 0x00, 0x00, 0x00, 0x4c, 0x00 }
 574         },
 575         {0x170, /* Vertical Interval Timecode (VITC), NTSC */
 576                 {V4l2_SLICED_VITC_525,10,20,0},
 577                 { 0x00, 0x00, 0x00, 0x00, 0x00, 0x8f, 0x6d, 0x49,
 578                   0x69, 0x94, 0x08, 0x00, 0x00, 0x00, 0x4c, 0x00 }
 579         },
 580 #endif
 581         {0x190, /* Video Program System (VPS), PAL */
 582                 {V4L2_SLICED_VPS,16,16,0},
 583                 { 0xaa, 0xaa, 0xff, 0xff, 0xba, 0xce, 0x2b, 0x0d,
 584                   0xa6, 0xda, 0x0b, 0x00, 0x00, 0x00, 0x60, 0x00 }
 585         },
 586         /* 0x1d0 User programmable */
 587
 588         /* End of struct */
 589         { (u16)-1 }
 590 };
 591
 592 static int tvp5150_write_inittab(struct v4l2_subdev *sd,
 593                                 const struct i2c_reg_value *regs)
 594 {
 595         while (regs->reg != 0xff) {
 596                 tvp5150_write(sd, regs->reg, regs->value);
 597                 regs++;
 598         }
 599         return 0;
 600 }
 601
 602 static int tvp5150_vdp_init(struct v4l2_subdev *sd,
 603                                 const struct i2c_vbi_ram_value *regs)
 604 {
 605         unsigned int i;
 606
 607         /* Disable Full Field */
 608         tvp5150_write(sd, TVP5150_FULL_FIELD_ENA, 0);
 609
 610         /* Before programming, Line mode should be at 0xff */
 611         for (i = TVP5150_LINE_MODE_INI; i <= TVP5150_LINE_MODE_END; i++)
 612                 tvp5150_write(sd, i, 0xff);
 613
 614         /* Load Ram Table */
 615         while (regs->reg != (u16)-1) {
 616                 tvp5150_write(sd, TVP5150_CONF_RAM_ADDR_HIGH, regs->reg >> 8);
 617                 tvp5150_write(sd, TVP5150_CONF_RAM_ADDR_LOW, regs->reg);
 618
 619                 for (i = 0; i < 16; i++)
 620                         tvp5150_write(sd, TVP5150_VDP_CONF_RAM_DATA, regs->values[i]);
 621
 622                 regs++;
 623         }
 624         return 0;
 625 }
 626
 627 /* Fills VBI capabilities based on i2c_vbi_ram_value struct */
 628 static int tvp5150_g_sliced_vbi_cap(struct v4l2_subdev *sd,
 629                                 struct v4l2_sliced_vbi_cap *cap)
 630 {
 631         const struct i2c_vbi_ram_value *regs = vbi_ram_default;
 632         int line;
 633
 634         v4l2_dbg(1, debug, sd, "g_sliced_vbi_cap\n");
 635         memset(cap, 0, sizeof *cap);
 636
 637         while (regs->reg != (u16)-1 ) {
 638                 for (line=regs->type.ini_line;line<=regs->type.end_line;line++) {
 639                         cap->service_lines[0][line] |= regs->type.vbi_type;
 640                 }
 641                 cap->service_set |= regs->type.vbi_type;
 642
 643                 regs++;
 644         }
 645         return 0;
 646 }
 647
 648 /* Set vbi processing
 649  * type - one of tvp5150_vbi_types
 650  * line - line to gather data
 651  * fields: bit 0 field1, bit 1, field2
 652  * flags (default=0xf0) is a bitmask, were set means:
 653  *      bit 7: enable filtering null bytes on CC
 654  *      bit 6: send data also to FIFO
 655  *      bit 5: don't allow data with errors on FIFO
 656  *      bit 4: enable ECC when possible
 657  * pix_align = pix alignment:
 658  *      LSB = field1
 659  *      MSB = field2
 660  */
 661 static int tvp5150_set_vbi(struct v4l2_subdev *sd,
 662                         const struct i2c_vbi_ram_value *regs,
 663                         unsigned int type,u8 flags, int line,
 664                         const int fields)
 665 {
 666         struct tvp5150 *decoder = to_tvp5150(sd);
 667         v4l2_std_id std = decoder->norm;
 668         u8 reg;
 669         int pos=0;
 670
 671         if (std == V4L2_STD_ALL) {
 672                 v4l2_err(sd, "VBI can't be configured without knowing number of lines\n");
 673                 return 0;
 674         } else if (std & V4L2_STD_625_50) {
 675                 /* Don't follow NTSC Line number convension */
 676                 line += 3;
 677         }
 678
 679         if (line<6||line>27)
 680                 return 0;
 681
 682         while (regs->reg != (u16)-1 ) {
 683                 if ((type & regs->type.vbi_type) &&
 684                     (line>=regs->type.ini_line) &&
 685                     (line<=regs->type.end_line)) {
 686                         type=regs->type.vbi_type;
 687                         break;
 688                 }
 689
 690                 regs++;
 691                 pos++;
 692         }
 693         if (regs->reg == (u16)-1)
 694                 return 0;
 695
 696         type=pos | (flags & 0xf0);
 697         reg=((line-6)<<1)+TVP5150_LINE_MODE_INI;
 698
 699         if (fields&1) {
 700                 tvp5150_write(sd, reg, type);
 701         }
 702
 703         if (fields&2) {
 704                 tvp5150_write(sd, reg+1, type);
 705         }
 706
 707         return type;
 708 }
 709
 710 static int tvp5150_get_vbi(struct v4l2_subdev *sd,
 711                         const struct i2c_vbi_ram_value *regs, int line)
 712 {
 713         struct tvp5150 *decoder = to_tvp5150(sd);
 714         v4l2_std_id std = decoder->norm;
 715         u8 reg;
 716         int pos, type = 0;
 717
 718         if (std == V4L2_STD_ALL) {
 719                 v4l2_err(sd, "VBI can't be configured without knowing number of lines\n");
 720                 return 0;
 721         } else if (std & V4L2_STD_625_50) {
 722                 /* Don't follow NTSC Line number convension */
 723                 line += 3;
 724         }
 725
 726         if (line < 6 || line > 27)
 727                 return 0;
 728
 729         reg = ((line - 6) << 1) + TVP5150_LINE_MODE_INI;
 730
 731         pos = tvp5150_read(sd, reg) & 0x0f;
 732         if (pos < 0x0f)
 733                 type = regs[pos].type.vbi_type;
 734
 735         pos = tvp5150_read(sd, reg + 1) & 0x0f;
 736         if (pos < 0x0f)
 737                 type |= regs[pos].type.vbi_type;
 738
 739         return type;
 740 }
 741
 742 static int tvp5150_set_std(struct v4l2_subdev *sd, v4l2_std_id std)
 743 {
 744         struct tvp5150 *decoder = to_tvp5150(sd);
 745         int fmt = 0;
 746
 747         decoder->norm = std;
 748
 749         /* First tests should be against specific std */
 750
 751         if (std == V4L2_STD_ALL) {
 752                 fmt = 0;        /* Autodetect mode */
 753         } else if (std & V4L2_STD_NTSC_443) {
 754                 fmt = 0xa;
 755         } else if (std & V4L2_STD_PAL_M) {
 756                 fmt = 0x6;
 757         } else if (std & (V4L2_STD_PAL_N | V4L2_STD_PAL_Nc)) {
 758                 fmt = 0x8;
 759         } else {
 760                 /* Then, test against generic ones */
 761                 if (std & V4L2_STD_NTSC)
 762                         fmt = 0x2;
 763                 else if (std & V4L2_STD_PAL)
 764                         fmt = 0x4;
 765                 else if (std & V4L2_STD_SECAM)
 766                         fmt = 0xc;
 767         }
 768
 769         v4l2_dbg(1, debug, sd, "Set video std register to %d.\n", fmt);
 770         tvp5150_write(sd, TVP5150_VIDEO_STD, fmt);
 771         return 0;
 772 }
 773
 774 static int tvp5150_s_std(struct v4l2_subdev *sd, v4l2_std_id std)
 775 {
 776         struct tvp5150 *decoder = to_tvp5150(sd);
 777
 778         if (decoder->norm == std)
 779                 return 0;
 780
 781         return tvp5150_set_std(sd, std);
 782 }
 783
 784 static int tvp5150_reset(struct v4l2_subdev *sd, u32 val)
 785 {
 786         struct tvp5150 *decoder = to_tvp5150(sd);
 787         u8 msb_id, lsb_id, msb_rom, lsb_rom;
 788
 789         msb_id = tvp5150_read(sd, TVP5150_MSB_DEV_ID);
 790         lsb_id = tvp5150_read(sd, TVP5150_LSB_DEV_ID);
 791         msb_rom = tvp5150_read(sd, TVP5150_ROM_MAJOR_VER);
 792         lsb_rom = tvp5150_read(sd, TVP5150_ROM_MINOR_VER);
 793
 794         if (msb_rom == 4 && lsb_rom == 0) { /* Is TVP5150AM1 */
 795                 v4l2_info(sd, "tvp%02x%02xam1 detected.\n", msb_id, lsb_id);
 796
 797                 /* ITU-T BT.656.4 timing */
 798                 tvp5150_write(sd, TVP5150_REV_SELECT, 0);
 799         } else {
 800                 if (msb_rom == 3 || lsb_rom == 0x21) { /* Is TVP5150A */
 801                         v4l2_info(sd, "tvp%02x%02xa detected.\n", msb_id, lsb_id);
 802                 } else {
 803                         v4l2_info(sd, "*** unknown tvp%02x%02x chip detected.\n",
 804                                         msb_id, lsb_id);
 805                         v4l2_info(sd, "*** Rom ver is %d.%d\n", msb_rom, lsb_rom);
 806                 }
 807         }
 808
 809         /* Initializes TVP5150 to its default values */
 810         tvp5150_write_inittab(sd, tvp5150_init_default);
 811
 812         /* Initializes VDP registers */
 813         tvp5150_vdp_init(sd, vbi_ram_default);
 814
 815         /* Selects decoder input */
 816         tvp5150_selmux(sd);
 817
 818         /* Initializes TVP5150 to stream enabled values */
 819         tvp5150_write_inittab(sd, tvp5150_init_enable);
 820
 821         /* Initialize image preferences */
 822         tvp5150_write(sd, TVP5150_BRIGHT_CTL, decoder->bright);
 823         tvp5150_write(sd, TVP5150_CONTRAST_CTL, decoder->contrast);
 824         tvp5150_write(sd, TVP5150_SATURATION_CTL, decoder->contrast);
 825         tvp5150_write(sd, TVP5150_HUE_CTL, decoder->hue);
 826
 827         tvp5150_set_std(sd, decoder->norm);
 828         return 0;
 829 };
 830
 831 static int tvp5150_g_ctrl(struct v4l2_subdev *sd, struct v4l2_control *ctrl)
 832 {
 833         v4l2_dbg(1, debug, sd, "g_ctrl called\n");
 834
 835         switch (ctrl->id) {
 836         case V4L2_CID_BRIGHTNESS:
 837                 ctrl->value = tvp5150_read(sd, TVP5150_BRIGHT_CTL);
 838                 return 0;
 839         case V4L2_CID_CONTRAST:
 840                 ctrl->value = tvp5150_read(sd, TVP5150_CONTRAST_CTL);
 841                 return 0;
 842         case V4L2_CID_SATURATION:
 843                 ctrl->value = tvp5150_read(sd, TVP5150_SATURATION_CTL);
 844                 return 0;
 845         case V4L2_CID_HUE:
 846                 ctrl->value = tvp5150_read(sd, TVP5150_HUE_CTL);
 847                 return 0;
 848         }
 849         return -EINVAL;
 850 }
 851
 852 static int tvp5150_s_ctrl(struct v4l2_subdev *sd, struct v4l2_control *ctrl)
 853 {
 854         u8 i, n;
 855         n = ARRAY_SIZE(tvp5150_qctrl);
 856
 857         for (i = 0; i < n; i++) {
 858                 if (ctrl->id != tvp5150_qctrl[i].id)
 859                         continue;
 860                 if (ctrl->value < tvp5150_qctrl[i].minimum ||
 861                     ctrl->value > tvp5150_qctrl[i].maximum)
 862                         return -ERANGE;
 863                 v4l2_dbg(1, debug, sd, "s_ctrl: id=%d, value=%d\n",
 864                                         ctrl->id, ctrl->value);
 865                 break;
 866         }
 867
 868         switch (ctrl->id) {
 869         case V4L2_CID_BRIGHTNESS:
 870                 tvp5150_write(sd, TVP5150_BRIGHT_CTL, ctrl->value);
 871                 return 0;
 872         case V4L2_CID_CONTRAST:
 873                 tvp5150_write(sd, TVP5150_CONTRAST_CTL, ctrl->value);
 874                 return 0;
 875         case V4L2_CID_SATURATION:
 876                 tvp5150_write(sd, TVP5150_SATURATION_CTL, ctrl->value);
 877                 return 0;
 878         case V4L2_CID_HUE:
 879                 tvp5150_write(sd, TVP5150_HUE_CTL, ctrl->value);
 880                 return 0;
 881         }
 882         return -EINVAL;
 883 }
 884
 885 /****************************************************************************
 886                         I2C Command
 887  ****************************************************************************/
 888
 889 static int tvp5150_s_routing(struct v4l2_subdev *sd, const struct v4l2_routing *route)
 890 {
 891         struct tvp5150 *decoder = to_tvp5150(sd);
 892
 893         decoder->route = *route;
 894         tvp5150_selmux(sd);
 895         return 0;
 896 }
 897
 898 static int tvp5150_s_fmt(struct v4l2_subdev *sd, struct v4l2_format *fmt)
 899 {
 900         struct v4l2_sliced_vbi_format *svbi;
 901         int i;
 902
 903         /* raw vbi */
 904         if (fmt->type == V4L2_BUF_TYPE_VBI_CAPTURE) {
 905                 /* this is for capturing 36 raw vbi lines
 906                    if there's a way to cut off the beginning 2 vbi lines
 907                    with the tvp5150 then the vbi line count could be lowered
 908                    to 17 lines/field again, although I couldn't find a register
 909                    which could do that cropping */
 910                 if (fmt->fmt.vbi.sample_format == V4L2_PIX_FMT_GREY)
 911                         tvp5150_write(sd, TVP5150_LUMA_PROC_CTL_1, 0x70);
 912                 if (fmt->fmt.vbi.count[0] == 18 && fmt->fmt.vbi.count[1] == 18) {
 913                         tvp5150_write(sd, TVP5150_VERT_BLANKING_START, 0x00);
 914                         tvp5150_write(sd, TVP5150_VERT_BLANKING_STOP, 0x01);
 915                 }
 916                 return 0;
 917         }
 918         if (fmt->type != V4L2_BUF_TYPE_SLICED_VBI_CAPTURE)
 919                 return -EINVAL;
 920         svbi = &fmt->fmt.sliced;
 921         if (svbi->service_set != 0) {
 922                 for (i = 0; i <= 23; i++) {
 923                         svbi->service_lines[1][i] = 0;
 924                         svbi->service_lines[0][i] =
 925                                 tvp5150_set_vbi(sd, vbi_ram_default,
 926                                        svbi->service_lines[0][i], 0xf0, i, 3);
 927                 }
 928                 /* Enables FIFO */
 929                 tvp5150_write(sd, TVP5150_FIFO_OUT_CTRL, 1);
 930         } else {
 931                 /* Disables FIFO*/
 932                 tvp5150_write(sd, TVP5150_FIFO_OUT_CTRL, 0);
 933
 934                 /* Disable Full Field */
 935                 tvp5150_write(sd, TVP5150_FULL_FIELD_ENA, 0);
 936
 937                 /* Disable Line modes */
 938                 for (i = TVP5150_LINE_MODE_INI; i <= TVP5150_LINE_MODE_END; i++)
 939                         tvp5150_write(sd, i, 0xff);
 940         }
 941         return 0;
 942 }
 943
 944 static int tvp5150_g_fmt(struct v4l2_subdev *sd, struct v4l2_format *fmt)
 945 {
 946         struct v4l2_sliced_vbi_format *svbi;
 947         int i, mask = 0;
 948
 949         if (fmt->type != V4L2_BUF_TYPE_SLICED_VBI_CAPTURE)
 950                 return -EINVAL;
 951         svbi = &fmt->fmt.sliced;
 952         memset(svbi, 0, sizeof(*svbi));
 953
 954         for (i = 0; i <= 23; i++) {
 955                 svbi->service_lines[0][i] =
 956                         tvp5150_get_vbi(sd, vbi_ram_default, i);
 957                 mask |= svbi->service_lines[0][i];
 958         }
 959         svbi->service_set = mask;
 960         return 0;
 961 }
 962
 963
 964 static int tvp5150_g_chip_ident(struct v4l2_subdev *sd,
 965                                 struct v4l2_dbg_chip_ident *chip)
 966 {
 967         int rev;
 968         struct i2c_client *client = v4l2_get_subdevdata(sd);
 969
 970         rev = tvp5150_read(sd, TVP5150_ROM_MAJOR_VER) << 8 |
 971               tvp5150_read(sd, TVP5150_ROM_MINOR_VER);
 972
 973         return v4l2_chip_ident_i2c_client(client, chip, V4L2_IDENT_TVP5150,
 974                                           rev);
 975 }
 976
 977
 978 #ifdef CONFIG_VIDEO_ADV_DEBUG
 979 static int tvp5150_g_register(struct v4l2_subdev *sd, struct v4l2_dbg_register *reg)
 980 {
 981         struct i2c_client *client = v4l2_get_subdevdata(sd);
 982
 983         if (!v4l2_chip_match_i2c_client(client, &reg->match))
 984                 return -EINVAL;
 985         if (!capable(CAP_SYS_ADMIN))
 986                 return -EPERM;
 987         reg->val = tvp5150_read(sd, reg->reg & 0xff);
 988         reg->size = 1;
 989         return 0;
 990 }
 991
 992 static int tvp5150_s_register(struct v4l2_subdev *sd, struct v4l2_dbg_register *reg)
 993 {
 994         struct i2c_client *client = v4l2_get_subdevdata(sd);
 995
 996         if (!v4l2_chip_match_i2c_client(client, &reg->match))
 997                 return -EINVAL;
 998         if (!capable(CAP_SYS_ADMIN))
 999                 return -EPERM;
1000         tvp5150_write(sd, reg->reg & 0xff, reg->val & 0xff);
1001         return 0;
1002 }
1003 #endif
1004
1005 static int tvp5150_g_tuner(struct v4l2_subdev *sd, struct v4l2_tuner *vt)
1006 {
1007         int status = tvp5150_read(sd, 0x88);
1008
1009         vt->signal = ((status & 0x04) && (status & 0x02)) ? 0xffff : 0x0;
1010         return 0;
1011 }
1012
1013 static int tvp5150_queryctrl(struct v4l2_subdev *sd, struct v4l2_queryctrl *qc)
1014 {
1015         int i;
1016
1017         v4l2_dbg(1, debug, sd, "queryctrl called\n");
1018
1019         for (i = 0; i < ARRAY_SIZE(tvp5150_qctrl); i++)
1020                 if (qc->id && qc->id == tvp5150_qctrl[i].id) {
1021                         memcpy(qc, &(tvp5150_qctrl[i]),
1022                                sizeof(*qc));
1023                         return 0;
1024                 }
1025
1026         return -EINVAL;
1027 }
1028
1029 static int tvp5150_command(struct i2c_client *client, unsigned cmd, void *arg)
1030 {
1031         return v4l2_subdev_command(i2c_get_clientdata(client), cmd, arg);
1032 }
1033
1034 /* ----------------------------------------------------------------------- */
1035
1036 static const struct v4l2_subdev_core_ops tvp5150_core_ops = {
1037         .log_status = tvp5150_log_status,
1038         .g_ctrl = tvp5150_g_ctrl,
1039         .s_ctrl = tvp5150_s_ctrl,
1040         .queryctrl = tvp5150_queryctrl,
1041         .reset = tvp5150_reset,
1042         .g_chip_ident = tvp5150_g_chip_ident,
1043 #ifdef CONFIG_VIDEO_ADV_DEBUG
1044         .g_register = tvp5150_g_register,
1045         .s_register = tvp5150_s_register,
1046 #endif
1047 };
1048
1049 static const struct v4l2_subdev_tuner_ops tvp5150_tuner_ops = {
1050         .s_std = tvp5150_s_std,
1051         .g_tuner = tvp5150_g_tuner,
1052 };
1053
1054 static const struct v4l2_subdev_video_ops tvp5150_video_ops = {
1055         .s_routing = tvp5150_s_routing,
1056         .g_fmt = tvp5150_g_fmt,
1057         .s_fmt = tvp5150_s_fmt,
1058         .g_sliced_vbi_cap = tvp5150_g_sliced_vbi_cap,
1059 };
1060
1061 static const struct v4l2_subdev_ops tvp5150_ops = {
1062         .core = &tvp5150_core_ops,
1063         .tuner = &tvp5150_tuner_ops,
1064         .video = &tvp5150_video_ops,
1065 };
1066
1067
1068 /****************************************************************************
1069                         I2C Client & Driver
1070  ****************************************************************************/
1071
1072 static int tvp5150_probe(struct i2c_client *c,
1073                          const struct i2c_device_id *id)
1074 {
1075         struct tvp5150 *core;
1076         struct v4l2_subdev *sd;
1077
1078         /* Check if the adapter supports the needed features */
1079         if (!i2c_check_functionality(c->adapter,
1080              I2C_FUNC_SMBUS_READ_BYTE | I2C_FUNC_SMBUS_WRITE_BYTE_DATA))
1081                 return -EIO;
1082
1083         core = kzalloc(sizeof(struct tvp5150), GFP_KERNEL);
1084         if (!core) {
1085                 return -ENOMEM;
1086         }
1087         sd = &core->sd;
1088         v4l2_i2c_subdev_init(sd, c, &tvp5150_ops);
1089         v4l_info(c, "chip found @ 0x%02x (%s)\n",
1090                  c->addr << 1, c->adapter->name);
1091
1092         core->norm = V4L2_STD_ALL;      /* Default is autodetect */
1093         core->route.input = TVP5150_COMPOSITE1;
1094         core->enable = 1;
1095         core->bright = 128;
1096         core->contrast = 128;
1097         core->hue = 0;
1098         core->sat = 128;
1099
1100         if (debug > 1)
1101                 tvp5150_log_status(sd);
1102         return 0;
1103 }
1104
1105 static int tvp5150_remove(struct i2c_client *c)
1106 {
1107         struct v4l2_subdev *sd = i2c_get_clientdata(c);
1108
1109         v4l2_dbg(1, debug, sd,
1110                 "tvp5150.c: removing tvp5150 adapter on address 0x%x\n",
1111                 c->addr << 1);
1112
1113         v4l2_device_unregister_subdev(sd);
1114         kfree(to_tvp5150(sd));
1115         return 0;
1116 }
1117
1118 /* ----------------------------------------------------------------------- */
1119
1120 static const struct i2c_device_id tvp5150_id[] = {
1121         { "tvp5150", 0 },
1122         { }
1123 };
1124 MODULE_DEVICE_TABLE(i2c, tvp5150_id);
1125
1126 static struct v4l2_i2c_driver_data v4l2_i2c_data = {
1127         .name = "tvp5150",
1128         .command = tvp5150_command,
1129         .probe = tvp5150_probe,
1130         .remove = tvp5150_remove,
1131         .legacy_class = I2C_CLASS_TV_ANALOG | I2C_CLASS_TV_DIGITAL,
1132         .id_table = tvp5150_id,
1133 };