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   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 <linux/video_decoder.h>
  12 #include <media/v4l2-device.h>
  13 #include <media/tvp5150.h>
  14 #include <media/v4l2-i2c-drv-legacy.h>
  15 #include <media/v4l2-chip-ident.h>
  16
  17 #include "tvp5150_reg.h"
  18
  19 MODULE_DESCRIPTION("Texas Instruments TVP5150A video decoder driver");
  20 MODULE_AUTHOR("Mauro Carvalho Chehab");
  21 MODULE_LICENSE("GPL");
  22
  23 /* standard i2c insmod options */
  24 static unsigned short normal_i2c[] = {
  25         0xb8 >> 1,
  26         0xba >> 1,
  27         I2C_CLIENT_END
  28 };
  29
  30 I2C_CLIENT_INSMOD;
  31
  32 static int debug;
  33 module_param(debug, int, 0);
  34 MODULE_PARM_DESC(debug, "Debug level (0-2)");
  35
  36 /* supported controls */
  37 static struct v4l2_queryctrl tvp5150_qctrl[] = {
  38         {
  39                 .id = V4L2_CID_BRIGHTNESS,
  40                 .type = V4L2_CTRL_TYPE_INTEGER,
  41                 .name = "Brightness",
  42                 .minimum = 0,
  43                 .maximum = 255,
  44                 .step = 1,
  45                 .default_value = 128,
  46                 .flags = 0,
  47         }, {
  48                 .id = V4L2_CID_CONTRAST,
  49                 .type = V4L2_CTRL_TYPE_INTEGER,
  50                 .name = "Contrast",
  51                 .minimum = 0,
  52                 .maximum = 255,
  53                 .step = 0x1,
  54                 .default_value = 128,
  55                 .flags = 0,
  56         }, {
  57                  .id = V4L2_CID_SATURATION,
  58                  .type = V4L2_CTRL_TYPE_INTEGER,
  59                  .name = "Saturation",
  60                  .minimum = 0,
  61                  .maximum = 255,
  62                  .step = 0x1,
  63                  .default_value = 128,
  64                  .flags = 0,
  65         }, {
  66                 .id = V4L2_CID_HUE,
  67                 .type = V4L2_CTRL_TYPE_INTEGER,
  68                 .name = "Hue",
  69                 .minimum = -128,
  70                 .maximum = 127,
  71                 .step = 0x1,
  72                 .default_value = 0,
  73                 .flags = 0,
  74         }
  75 };
  76
  77 struct tvp5150 {
  78         struct v4l2_subdev sd;
  79
  80         v4l2_std_id norm;       /* Current set standard */
  81         struct v4l2_routing route;
  82         int enable;
  83         int bright;
  84         int contrast;
  85         int hue;
  86         int sat;
  87 };
  88
  89 static inline struct tvp5150 *to_tvp5150(struct v4l2_subdev *sd)
  90 {
  91         return container_of(sd, struct tvp5150, sd);
  92 }
  93
  94 static int tvp5150_read(struct v4l2_subdev *sd, unsigned char addr)
  95 {
  96         struct i2c_client *c = v4l2_get_subdevdata(sd);
  97         unsigned char buffer[1];
  98         int rc;
  99
 100         buffer[0] = addr;
 101         if (1 != (rc = i2c_master_send(c, buffer, 1)))
 102                 v4l2_dbg(0, debug, sd, "i2c i/o error: rc == %d (should be 1)\n", rc);
 103
 104         msleep(10);
 105
 106         if (1 != (rc = i2c_master_recv(c, buffer, 1)))
 107                 v4l2_dbg(0, debug, sd, "i2c i/o error: rc == %d (should be 1)\n", rc);
 108
 109         v4l2_dbg(2, debug, sd, "tvp5150: read 0x%02x = 0x%02x\n", addr, buffer[0]);
 110
 111         return (buffer[0]);
 112 }
 113
 114 static inline void tvp5150_write(struct v4l2_subdev *sd, unsigned char addr,
 115                                  unsigned char value)
 116 {
 117         struct i2c_client *c = v4l2_get_subdevdata(sd);
 118         unsigned char buffer[2];
 119         int rc;
 120
 121         buffer[0] = addr;
 122         buffer[1] = value;
 123         v4l2_dbg(2, debug, sd, "tvp5150: writing 0x%02x 0x%02x\n", buffer[0], buffer[1]);
 124         if (2 != (rc = i2c_master_send(c, buffer, 2)))
 125                 v4l2_dbg(0, debug, sd, "i2c i/o error: rc == %d (should be 2)\n", rc);
 126 }
 127
 128 static void dump_reg_range(struct v4l2_subdev *sd, char *s, u8 init,
 129                                 const u8 end, int max_line)
 130 {
 131         int i = 0;
 132
 133         while (init != (u8)(end + 1)) {
 134                 if ((i % max_line) == 0) {
 135                         if (i > 0)
 136                                 printk("\n");
 137                         printk("tvp5150: %s reg 0x%02x = ", s, init);
 138                 }
 139                 printk("%02x ", tvp5150_read(sd, init));
 140
 141                 init++;
 142                 i++;
 143         }
 144         printk("\n");
 145 }
 146
 147 static int tvp5150_log_status(struct v4l2_subdev *sd)
 148 {
 149         printk("tvp5150: Video input source selection #1 = 0x%02x\n",
 150                         tvp5150_read(sd, TVP5150_VD_IN_SRC_SEL_1));
 151         printk("tvp5150: Analog channel controls = 0x%02x\n",
 152                         tvp5150_read(sd, TVP5150_ANAL_CHL_CTL));
 153         printk("tvp5150: Operation mode controls = 0x%02x\n",
 154                         tvp5150_read(sd, TVP5150_OP_MODE_CTL));
 155         printk("tvp5150: Miscellaneous controls = 0x%02x\n",
 156                         tvp5150_read(sd, TVP5150_MISC_CTL));
 157         printk("tvp5150: Autoswitch mask= 0x%02x\n",
 158                         tvp5150_read(sd, TVP5150_AUTOSW_MSK));
 159         printk("tvp5150: Color killer threshold control = 0x%02x\n",
 160                         tvp5150_read(sd, TVP5150_COLOR_KIL_THSH_CTL));
 161         printk("tvp5150: Luminance processing controls #1 #2 and #3 = %02x %02x %02x\n",
 162                         tvp5150_read(sd, TVP5150_LUMA_PROC_CTL_1),
 163                         tvp5150_read(sd, TVP5150_LUMA_PROC_CTL_2),
 164                         tvp5150_read(sd, TVP5150_LUMA_PROC_CTL_3));
 165         printk("tvp5150: Brightness control = 0x%02x\n",
 166                         tvp5150_read(sd, TVP5150_BRIGHT_CTL));
 167         printk("tvp5150: Color saturation control = 0x%02x\n",
 168                         tvp5150_read(sd, TVP5150_SATURATION_CTL));
 169         printk("tvp5150: Hue control = 0x%02x\n",
 170                         tvp5150_read(sd, TVP5150_HUE_CTL));
 171         printk("tvp5150: Contrast control = 0x%02x\n",
 172                         tvp5150_read(sd, TVP5150_CONTRAST_CTL));
 173         printk("tvp5150: Outputs and data rates select = 0x%02x\n",
 174                         tvp5150_read(sd, TVP5150_DATA_RATE_SEL));
 175         printk("tvp5150: Configuration shared pins = 0x%02x\n",
 176                         tvp5150_read(sd, TVP5150_CONF_SHARED_PIN));
 177         printk("tvp5150: Active video cropping start = 0x%02x%02x\n",
 178                         tvp5150_read(sd, TVP5150_ACT_VD_CROP_ST_MSB),
 179                         tvp5150_read(sd, TVP5150_ACT_VD_CROP_ST_LSB));
 180         printk("tvp5150: Active video cropping stop  = 0x%02x%02x\n",
 181                         tvp5150_read(sd, TVP5150_ACT_VD_CROP_STP_MSB),
 182                         tvp5150_read(sd, TVP5150_ACT_VD_CROP_STP_LSB));
 183         printk("tvp5150: Genlock/RTC = 0x%02x\n",
 184                         tvp5150_read(sd, TVP5150_GENLOCK));
 185         printk("tvp5150: Horizontal sync start = 0x%02x\n",
 186                         tvp5150_read(sd, TVP5150_HORIZ_SYNC_START));
 187         printk("tvp5150: Vertical blanking start = 0x%02x\n",
 188                         tvp5150_read(sd, TVP5150_VERT_BLANKING_START));
 189         printk("tvp5150: Vertical blanking stop = 0x%02x\n",
 190                         tvp5150_read(sd, TVP5150_VERT_BLANKING_STOP));
 191         printk("tvp5150: Chrominance processing control #1 and #2 = %02x %02x\n",
 192                         tvp5150_read(sd, TVP5150_CHROMA_PROC_CTL_1),
 193                         tvp5150_read(sd, TVP5150_CHROMA_PROC_CTL_2));
 194         printk("tvp5150: Interrupt reset register B = 0x%02x\n",
 195                         tvp5150_read(sd, TVP5150_INT_RESET_REG_B));
 196         printk("tvp5150: Interrupt enable register B = 0x%02x\n",
 197                         tvp5150_read(sd, TVP5150_INT_ENABLE_REG_B));
 198         printk("tvp5150: Interrupt configuration register B = 0x%02x\n",
 199                         tvp5150_read(sd, TVP5150_INTT_CONFIG_REG_B));
 200         printk("tvp5150: Video standard = 0x%02x\n",
 201                         tvp5150_read(sd, TVP5150_VIDEO_STD));
 202         printk("tvp5150: Chroma gain factor: Cb=0x%02x Cr=0x%02x\n",
 203                         tvp5150_read(sd, TVP5150_CB_GAIN_FACT),
 204                         tvp5150_read(sd, TVP5150_CR_GAIN_FACTOR));
 205         printk("tvp5150: Macrovision on counter = 0x%02x\n",
 206                         tvp5150_read(sd, TVP5150_MACROVISION_ON_CTR));
 207         printk("tvp5150: Macrovision off counter = 0x%02x\n",
 208                         tvp5150_read(sd, TVP5150_MACROVISION_OFF_CTR));
 209         printk("tvp5150: ITU-R BT.656.%d timing(TVP5150AM1 only)\n",
 210                         (tvp5150_read(sd, TVP5150_REV_SELECT) & 1) ? 3 : 4);
 211         printk("tvp5150: Device ID = %02x%02x\n",
 212                         tvp5150_read(sd, TVP5150_MSB_DEV_ID),
 213                         tvp5150_read(sd, TVP5150_LSB_DEV_ID));
 214         printk("tvp5150: ROM version = (hex) %02x.%02x\n",
 215                         tvp5150_read(sd, TVP5150_ROM_MAJOR_VER),
 216                         tvp5150_read(sd, TVP5150_ROM_MINOR_VER));
 217         printk("tvp5150: Vertical line count = 0x%02x%02x\n",
 218                         tvp5150_read(sd, TVP5150_VERT_LN_COUNT_MSB),
 219                         tvp5150_read(sd, TVP5150_VERT_LN_COUNT_LSB));
 220         printk("tvp5150: Interrupt status register B = 0x%02x\n",
 221                         tvp5150_read(sd, TVP5150_INT_STATUS_REG_B));
 222         printk("tvp5150: Interrupt active register B = 0x%02x\n",
 223                         tvp5150_read(sd, TVP5150_INT_ACTIVE_REG_B));
 224         printk("tvp5150: Status regs #1 to #5 = %02x %02x %02x %02x %02x\n",
 225                         tvp5150_read(sd, TVP5150_STATUS_REG_1),
 226                         tvp5150_read(sd, TVP5150_STATUS_REG_2),
 227                         tvp5150_read(sd, TVP5150_STATUS_REG_3),
 228                         tvp5150_read(sd, TVP5150_STATUS_REG_4),
 229                         tvp5150_read(sd, TVP5150_STATUS_REG_5));
 230
 231         dump_reg_range(sd, "Teletext filter 1",   TVP5150_TELETEXT_FIL1_INI,
 232                         TVP5150_TELETEXT_FIL1_END, 8);
 233         dump_reg_range(sd, "Teletext filter 2",   TVP5150_TELETEXT_FIL2_INI,
 234                         TVP5150_TELETEXT_FIL2_END, 8);
 235
 236         printk("tvp5150: Teletext filter enable = 0x%02x\n",
 237                         tvp5150_read(sd, TVP5150_TELETEXT_FIL_ENA));
 238         printk("tvp5150: Interrupt status register A = 0x%02x\n",
 239                         tvp5150_read(sd, TVP5150_INT_STATUS_REG_A));
 240         printk("tvp5150: Interrupt enable register A = 0x%02x\n",
 241                         tvp5150_read(sd, TVP5150_INT_ENABLE_REG_A));
 242         printk("tvp5150: Interrupt configuration = 0x%02x\n",
 243                         tvp5150_read(sd, TVP5150_INT_CONF));
 244         printk("tvp5150: VDP status register = 0x%02x\n",
 245                         tvp5150_read(sd, TVP5150_VDP_STATUS_REG));
 246         printk("tvp5150: FIFO word count = 0x%02x\n",
 247                         tvp5150_read(sd, TVP5150_FIFO_WORD_COUNT));
 248         printk("tvp5150: FIFO interrupt threshold = 0x%02x\n",
 249                         tvp5150_read(sd, TVP5150_FIFO_INT_THRESHOLD));
 250         printk("tvp5150: FIFO reset = 0x%02x\n",
 251                         tvp5150_read(sd, TVP5150_FIFO_RESET));
 252         printk("tvp5150: Line number interrupt = 0x%02x\n",
 253                         tvp5150_read(sd, TVP5150_LINE_NUMBER_INT));
 254         printk("tvp5150: Pixel alignment register = 0x%02x%02x\n",
 255                         tvp5150_read(sd, TVP5150_PIX_ALIGN_REG_HIGH),
 256                         tvp5150_read(sd, TVP5150_PIX_ALIGN_REG_LOW));
 257         printk("tvp5150: FIFO output control = 0x%02x\n",
 258                         tvp5150_read(sd, TVP5150_FIFO_OUT_CTRL));
 259         printk("tvp5150: Full field enable = 0x%02x\n",
 260                         tvp5150_read(sd, TVP5150_FULL_FIELD_ENA));
 261         printk("tvp5150: Full field mode register = 0x%02x\n",
 262                         tvp5150_read(sd, TVP5150_FULL_FIELD_MODE_REG));
 263
 264         dump_reg_range(sd, "CC   data",   TVP5150_CC_DATA_INI,
 265                         TVP5150_CC_DATA_END, 8);
 266
 267         dump_reg_range(sd, "WSS  data",   TVP5150_WSS_DATA_INI,
 268                         TVP5150_WSS_DATA_END, 8);
 269
 270         dump_reg_range(sd, "VPS  data",   TVP5150_VPS_DATA_INI,
 271                         TVP5150_VPS_DATA_END, 8);
 272
 273         dump_reg_range(sd, "VITC data",   TVP5150_VITC_DATA_INI,
 274                         TVP5150_VITC_DATA_END, 10);
 275
 276         dump_reg_range(sd, "Line mode",   TVP5150_LINE_MODE_INI,
 277                         TVP5150_LINE_MODE_END, 8);
 278         return 0;
 279 }
 280
 281 /****************************************************************************
 282                         Basic functions
 283  ****************************************************************************/
 284
 285 static inline void tvp5150_selmux(struct v4l2_subdev *sd)
 286 {
 287         int opmode=0;
 288         struct tvp5150 *decoder = to_tvp5150(sd);
 289         int input = 0;
 290         unsigned char val;
 291
 292         if ((decoder->route.output & TVP5150_BLACK_SCREEN) || !decoder->enable)
 293                 input = 8;
 294
 295         switch (decoder->route.input) {
 296         case TVP5150_COMPOSITE1:
 297                 input |= 2;
 298                 /* fall through */
 299         case TVP5150_COMPOSITE0:
 300                 opmode=0x30;            /* TV Mode */
 301                 break;
 302         case TVP5150_SVIDEO:
 303         default:
 304                 input |= 1;
 305                 opmode=0;               /* Auto Mode */
 306                 break;
 307         }
 308
 309         v4l2_dbg(1, debug, sd, "Selecting video route: route input=%i, output=%i "
 310                         "=> tvp5150 input=%i, opmode=%i\n",
 311                         decoder->route.input,decoder->route.output,
 312                         input, opmode );
 313
 314         tvp5150_write(sd, TVP5150_OP_MODE_CTL, opmode);
 315         tvp5150_write(sd, TVP5150_VD_IN_SRC_SEL_1, input);
 316
 317         /* Svideo should enable YCrCb output and disable GPCL output
 318          * For Composite and TV, it should be the reverse
 319          */
 320         val = tvp5150_read(sd, TVP5150_MISC_CTL);
 321         if (decoder->route.input == TVP5150_SVIDEO)
 322                 val = (val & ~0x40) | 0x10;
 323         else
 324                 val = (val & ~0x10) | 0x40;
 325         tvp5150_write(sd, TVP5150_MISC_CTL, val);
 326 };
 327
 328 struct i2c_reg_value {
 329         unsigned char reg;
 330         unsigned char value;
 331 };
 332
 333 /* Default values as sugested at TVP5150AM1 datasheet */
 334 static const struct i2c_reg_value tvp5150_init_default[] = {
 335         { /* 0x00 */
 336                 TVP5150_VD_IN_SRC_SEL_1,0x00
 337         },
 338         { /* 0x01 */
 339                 TVP5150_ANAL_CHL_CTL,0x15
 340         },
 341         { /* 0x02 */
 342                 TVP5150_OP_MODE_CTL,0x00
 343         },
 344         { /* 0x03 */
 345                 TVP5150_MISC_CTL,0x01
 346         },
 347         { /* 0x06 */
 348                 TVP5150_COLOR_KIL_THSH_CTL,0x10
 349         },
 350         { /* 0x07 */
 351                 TVP5150_LUMA_PROC_CTL_1,0x60
 352         },
 353         { /* 0x08 */
 354                 TVP5150_LUMA_PROC_CTL_2,0x00
 355         },
 356         { /* 0x09 */
 357                 TVP5150_BRIGHT_CTL,0x80
 358         },
 359         { /* 0x0a */
 360                 TVP5150_SATURATION_CTL,0x80
 361         },
 362         { /* 0x0b */
 363                 TVP5150_HUE_CTL,0x00
 364         },
 365         { /* 0x0c */
 366                 TVP5150_CONTRAST_CTL,0x80
 367         },
 368         { /* 0x0d */
 369                 TVP5150_DATA_RATE_SEL,0x47
 370         },
 371         { /* 0x0e */
 372                 TVP5150_LUMA_PROC_CTL_3,0x00
 373         },
 374         { /* 0x0f */
 375                 TVP5150_CONF_SHARED_PIN,0x08
 376         },
 377         { /* 0x11 */
 378                 TVP5150_ACT_VD_CROP_ST_MSB,0x00
 379         },
 380         { /* 0x12 */
 381                 TVP5150_ACT_VD_CROP_ST_LSB,0x00
 382         },
 383         { /* 0x13 */
 384                 TVP5150_ACT_VD_CROP_STP_MSB,0x00
 385         },
 386         { /* 0x14 */
 387                 TVP5150_ACT_VD_CROP_STP_LSB,0x00
 388         },
 389         { /* 0x15 */
 390                 TVP5150_GENLOCK,0x01
 391         },
 392         { /* 0x16 */
 393                 TVP5150_HORIZ_SYNC_START,0x80
 394         },
 395         { /* 0x18 */
 396                 TVP5150_VERT_BLANKING_START,0x00
 397         },
 398         { /* 0x19 */
 399                 TVP5150_VERT_BLANKING_STOP,0x00
 400         },
 401         { /* 0x1a */
 402                 TVP5150_CHROMA_PROC_CTL_1,0x0c
 403         },
 404         { /* 0x1b */
 405                 TVP5150_CHROMA_PROC_CTL_2,0x14
 406         },
 407         { /* 0x1c */
 408                 TVP5150_INT_RESET_REG_B,0x00
 409         },
 410         { /* 0x1d */
 411                 TVP5150_INT_ENABLE_REG_B,0x00
 412         },
 413         { /* 0x1e */
 414                 TVP5150_INTT_CONFIG_REG_B,0x00
 415         },
 416         { /* 0x28 */
 417                 TVP5150_VIDEO_STD,0x00
 418         },
 419         { /* 0x2e */
 420                 TVP5150_MACROVISION_ON_CTR,0x0f
 421         },
 422         { /* 0x2f */
 423                 TVP5150_MACROVISION_OFF_CTR,0x01
 424         },
 425         { /* 0xbb */
 426                 TVP5150_TELETEXT_FIL_ENA,0x00
 427         },
 428         { /* 0xc0 */
 429                 TVP5150_INT_STATUS_REG_A,0x00
 430         },
 431         { /* 0xc1 */
 432                 TVP5150_INT_ENABLE_REG_A,0x00
 433         },
 434         { /* 0xc2 */
 435                 TVP5150_INT_CONF,0x04
 436         },
 437         { /* 0xc8 */
 438                 TVP5150_FIFO_INT_THRESHOLD,0x80
 439         },
 440         { /* 0xc9 */
 441                 TVP5150_FIFO_RESET,0x00
 442         },
 443         { /* 0xca */
 444                 TVP5150_LINE_NUMBER_INT,0x00
 445         },
 446         { /* 0xcb */
 447                 TVP5150_PIX_ALIGN_REG_LOW,0x4e
 448         },
 449         { /* 0xcc */
 450                 TVP5150_PIX_ALIGN_REG_HIGH,0x00
 451         },
 452         { /* 0xcd */
 453                 TVP5150_FIFO_OUT_CTRL,0x01
 454         },
 455         { /* 0xcf */
 456                 TVP5150_FULL_FIELD_ENA,0x00
 457         },
 458         { /* 0xd0 */
 459                 TVP5150_LINE_MODE_INI,0x00
 460         },
 461         { /* 0xfc */
 462                 TVP5150_FULL_FIELD_MODE_REG,0x7f
 463         },
 464         { /* end of data */
 465                 0xff,0xff
 466         }
 467 };
 468
 469 /* Default values as sugested at TVP5150AM1 datasheet */
 470 static const struct i2c_reg_value tvp5150_init_enable[] = {
 471         {
 472                 TVP5150_CONF_SHARED_PIN, 2
 473         },{     /* Automatic offset and AGC enabled */
 474                 TVP5150_ANAL_CHL_CTL, 0x15
 475         },{     /* Activate YCrCb output 0x9 or 0xd ? */
 476                 TVP5150_MISC_CTL, 0x6f
 477         },{     /* Activates video std autodetection for all standards */
 478                 TVP5150_AUTOSW_MSK, 0x0
 479         },{     /* Default format: 0x47. For 4:2:2: 0x40 */
 480                 TVP5150_DATA_RATE_SEL, 0x47
 481         },{
 482                 TVP5150_CHROMA_PROC_CTL_1, 0x0c
 483         },{
 484                 TVP5150_CHROMA_PROC_CTL_2, 0x54
 485         },{     /* Non documented, but initialized on WinTV USB2 */
 486                 0x27, 0x20
 487         },{
 488                 0xff,0xff
 489         }
 490 };
 491
 492 struct tvp5150_vbi_type {
 493         unsigned int vbi_type;
 494         unsigned int ini_line;
 495         unsigned int end_line;
 496         unsigned int by_field :1;
 497 };
 498
 499 struct i2c_vbi_ram_value {
 500         u16 reg;
 501         struct tvp5150_vbi_type type;
 502         unsigned char values[16];
 503 };
 504
 505 /* This struct have the values for each supported VBI Standard
 506  * by
 507  tvp5150_vbi_types should follow the same order as vbi_ram_default
 508  * value 0 means rom position 0x10, value 1 means rom position 0x30
 509  * and so on. There are 16 possible locations from 0 to 15.
 510  */
 511
 512 static struct i2c_vbi_ram_value vbi_ram_default[] =
 513 {
 514         /* FIXME: Current api doesn't handle all VBI types, those not
 515            yet supported are placed under #if 0 */
 516 #if 0
 517         {0x010, /* Teletext, SECAM, WST System A */
 518                 {V4L2_SLICED_TELETEXT_SECAM,6,23,1},
 519                 { 0xaa, 0xaa, 0xff, 0xff, 0xe7, 0x2e, 0x20, 0x26,
 520                   0xe6, 0xb4, 0x0e, 0x00, 0x00, 0x00, 0x10, 0x00 }
 521         },
 522 #endif
 523         {0x030, /* Teletext, PAL, WST System B */
 524                 {V4L2_SLICED_TELETEXT_B,6,22,1},
 525                 { 0xaa, 0xaa, 0xff, 0xff, 0x27, 0x2e, 0x20, 0x2b,
 526                   0xa6, 0x72, 0x10, 0x00, 0x00, 0x00, 0x10, 0x00 }
 527         },
 528 #if 0
 529         {0x050, /* Teletext, PAL, WST System C */
 530                 {V4L2_SLICED_TELETEXT_PAL_C,6,22,1},
 531                 { 0xaa, 0xaa, 0xff, 0xff, 0xe7, 0x2e, 0x20, 0x22,
 532                   0xa6, 0x98, 0x0d, 0x00, 0x00, 0x00, 0x10, 0x00 }
 533         },
 534         {0x070, /* Teletext, NTSC, WST System B */
 535                 {V4L2_SLICED_TELETEXT_NTSC_B,10,21,1},
 536                 { 0xaa, 0xaa, 0xff, 0xff, 0x27, 0x2e, 0x20, 0x23,
 537                   0x69, 0x93, 0x0d, 0x00, 0x00, 0x00, 0x10, 0x00 }
 538         },
 539         {0x090, /* Tetetext, NTSC NABTS System C */
 540                 {V4L2_SLICED_TELETEXT_NTSC_C,10,21,1},
 541                 { 0xaa, 0xaa, 0xff, 0xff, 0xe7, 0x2e, 0x20, 0x22,
 542                   0x69, 0x93, 0x0d, 0x00, 0x00, 0x00, 0x15, 0x00 }
 543         },
 544         {0x0b0, /* Teletext, NTSC-J, NABTS System D */
 545                 {V4L2_SLICED_TELETEXT_NTSC_D,10,21,1},
 546                 { 0xaa, 0xaa, 0xff, 0xff, 0xa7, 0x2e, 0x20, 0x23,
 547                   0x69, 0x93, 0x0d, 0x00, 0x00, 0x00, 0x10, 0x00 }
 548         },
 549         {0x0d0, /* Closed Caption, PAL/SECAM */
 550                 {V4L2_SLICED_CAPTION_625,22,22,1},
 551                 { 0xaa, 0x2a, 0xff, 0x3f, 0x04, 0x51, 0x6e, 0x02,
 552                   0xa6, 0x7b, 0x09, 0x00, 0x00, 0x00, 0x27, 0x00 }
 553         },
 554 #endif
 555         {0x0f0, /* Closed Caption, NTSC */
 556                 {V4L2_SLICED_CAPTION_525,21,21,1},
 557                 { 0xaa, 0x2a, 0xff, 0x3f, 0x04, 0x51, 0x6e, 0x02,
 558                   0x69, 0x8c, 0x09, 0x00, 0x00, 0x00, 0x27, 0x00 }
 559         },
 560         {0x110, /* Wide Screen Signal, PAL/SECAM */
 561                 {V4L2_SLICED_WSS_625,23,23,1},
 562                 { 0x5b, 0x55, 0xc5, 0xff, 0x00, 0x71, 0x6e, 0x42,
 563                   0xa6, 0xcd, 0x0f, 0x00, 0x00, 0x00, 0x3a, 0x00 }
 564         },
 565 #if 0
 566         {0x130, /* Wide Screen Signal, NTSC C */
 567                 {V4L2_SLICED_WSS_525,20,20,1},
 568                 { 0x38, 0x00, 0x3f, 0x00, 0x00, 0x71, 0x6e, 0x43,
 569                   0x69, 0x7c, 0x08, 0x00, 0x00, 0x00, 0x39, 0x00 }
 570         },
 571         {0x150, /* Vertical Interval Timecode (VITC), PAL/SECAM */
 572                 {V4l2_SLICED_VITC_625,6,22,0},
 573                 { 0x00, 0x00, 0x00, 0x00, 0x00, 0x8f, 0x6d, 0x49,
 574                   0xa6, 0x85, 0x08, 0x00, 0x00, 0x00, 0x4c, 0x00 }
 575         },
 576         {0x170, /* Vertical Interval Timecode (VITC), NTSC */
 577                 {V4l2_SLICED_VITC_525,10,20,0},
 578                 { 0x00, 0x00, 0x00, 0x00, 0x00, 0x8f, 0x6d, 0x49,
 579                   0x69, 0x94, 0x08, 0x00, 0x00, 0x00, 0x4c, 0x00 }
 580         },
 581 #endif
 582         {0x190, /* Video Program System (VPS), PAL */
 583                 {V4L2_SLICED_VPS,16,16,0},
 584                 { 0xaa, 0xaa, 0xff, 0xff, 0xba, 0xce, 0x2b, 0x0d,
 585                   0xa6, 0xda, 0x0b, 0x00, 0x00, 0x00, 0x60, 0x00 }
 586         },
 587         /* 0x1d0 User programmable */
 588
 589         /* End of struct */
 590         { (u16)-1 }
 591 };
 592
 593 static int tvp5150_write_inittab(struct v4l2_subdev *sd,
 594                                 const struct i2c_reg_value *regs)
 595 {
 596         while (regs->reg != 0xff) {
 597                 tvp5150_write(sd, regs->reg, regs->value);
 598                 regs++;
 599         }
 600         return 0;
 601 }
 602
 603 static int tvp5150_vdp_init(struct v4l2_subdev *sd,
 604                                 const struct i2c_vbi_ram_value *regs)
 605 {
 606         unsigned int i;
 607
 608         /* Disable Full Field */
 609         tvp5150_write(sd, TVP5150_FULL_FIELD_ENA, 0);
 610
 611         /* Before programming, Line mode should be at 0xff */
 612         for (i = TVP5150_LINE_MODE_INI; i <= TVP5150_LINE_MODE_END; i++)
 613                 tvp5150_write(sd, i, 0xff);
 614
 615         /* Load Ram Table */
 616         while (regs->reg != (u16)-1) {
 617                 tvp5150_write(sd, TVP5150_CONF_RAM_ADDR_HIGH, regs->reg >> 8);
 618                 tvp5150_write(sd, TVP5150_CONF_RAM_ADDR_LOW, regs->reg);
 619
 620                 for (i = 0; i < 16; i++)
 621                         tvp5150_write(sd, TVP5150_VDP_CONF_RAM_DATA, regs->values[i]);
 622
 623                 regs++;
 624         }
 625         return 0;
 626 }
 627
 628 /* Fills VBI capabilities based on i2c_vbi_ram_value struct */
 629 static int tvp5150_g_sliced_vbi_cap(struct v4l2_subdev *sd,
 630                                 struct v4l2_sliced_vbi_cap *cap)
 631 {
 632         const struct i2c_vbi_ram_value *regs = vbi_ram_default;
 633         int line;
 634
 635         v4l2_dbg(1, debug, sd, "VIDIOC_G_SLICED_VBI_CAP\n");
 636         memset(cap, 0, sizeof *cap);
 637
 638         while (regs->reg != (u16)-1 ) {
 639                 for (line=regs->type.ini_line;line<=regs->type.end_line;line++) {
 640                         cap->service_lines[0][line] |= regs->type.vbi_type;
 641                 }
 642                 cap->service_set |= regs->type.vbi_type;
 643
 644                 regs++;
 645         }
 646         return 0;
 647 }
 648
 649 /* Set vbi processing
 650  * type - one of tvp5150_vbi_types
 651  * line - line to gather data
 652  * fields: bit 0 field1, bit 1, field2
 653  * flags (default=0xf0) is a bitmask, were set means:
 654  *      bit 7: enable filtering null bytes on CC
 655  *      bit 6: send data also to FIFO
 656  *      bit 5: don't allow data with errors on FIFO
 657  *      bit 4: enable ECC when possible
 658  * pix_align = pix alignment:
 659  *      LSB = field1
 660  *      MSB = field2
 661  */
 662 static int tvp5150_set_vbi(struct v4l2_subdev *sd,
 663                         const struct i2c_vbi_ram_value *regs,
 664                         unsigned int type,u8 flags, int line,
 665                         const int fields)
 666 {
 667         struct tvp5150 *decoder = to_tvp5150(sd);
 668         v4l2_std_id std = decoder->norm;
 669         u8 reg;
 670         int pos=0;
 671
 672         if (std == V4L2_STD_ALL) {
 673                 v4l2_err(sd, "VBI can't be configured without knowing number of lines\n");
 674                 return 0;
 675         } else if (std & V4L2_STD_625_50) {
 676                 /* Don't follow NTSC Line number convension */
 677                 line += 3;
 678         }
 679
 680         if (line<6||line>27)
 681                 return 0;
 682
 683         while (regs->reg != (u16)-1 ) {
 684                 if ((type & regs->type.vbi_type) &&
 685                     (line>=regs->type.ini_line) &&
 686                     (line<=regs->type.end_line)) {
 687                         type=regs->type.vbi_type;
 688                         break;
 689                 }
 690
 691                 regs++;
 692                 pos++;
 693         }
 694         if (regs->reg == (u16)-1)
 695                 return 0;
 696
 697         type=pos | (flags & 0xf0);
 698         reg=((line-6)<<1)+TVP5150_LINE_MODE_INI;
 699
 700         if (fields&1) {
 701                 tvp5150_write(sd, reg, type);
 702         }
 703
 704         if (fields&2) {
 705                 tvp5150_write(sd, reg+1, type);
 706         }
 707
 708         return type;
 709 }
 710
 711 static int tvp5150_get_vbi(struct v4l2_subdev *sd,
 712                         const struct i2c_vbi_ram_value *regs, int line)
 713 {
 714         struct tvp5150 *decoder = to_tvp5150(sd);
 715         v4l2_std_id std = decoder->norm;
 716         u8 reg;
 717         int pos, type = 0;
 718
 719         if (std == V4L2_STD_ALL) {
 720                 v4l2_err(sd, "VBI can't be configured without knowing number of lines\n");
 721                 return 0;
 722         } else if (std & V4L2_STD_625_50) {
 723                 /* Don't follow NTSC Line number convension */
 724                 line += 3;
 725         }
 726
 727         if (line < 6 || line > 27)
 728                 return 0;
 729
 730         reg = ((line - 6) << 1) + TVP5150_LINE_MODE_INI;
 731
 732         pos = tvp5150_read(sd, reg) & 0x0f;
 733         if (pos < 0x0f)
 734                 type = regs[pos].type.vbi_type;
 735
 736         pos = tvp5150_read(sd, reg + 1) & 0x0f;
 737         if (pos < 0x0f)
 738                 type |= regs[pos].type.vbi_type;
 739
 740         return type;
 741 }
 742
 743 static int tvp5150_set_std(struct v4l2_subdev *sd, v4l2_std_id std)
 744 {
 745         struct tvp5150 *decoder = to_tvp5150(sd);
 746         int fmt = 0;
 747
 748         decoder->norm = std;
 749
 750         /* First tests should be against specific std */
 751
 752         if (std == V4L2_STD_ALL) {
 753                 fmt = 0;        /* Autodetect mode */
 754         } else if (std & V4L2_STD_NTSC_443) {
 755                 fmt = 0xa;
 756         } else if (std & V4L2_STD_PAL_M) {
 757                 fmt = 0x6;
 758         } else if (std & (V4L2_STD_PAL_N | V4L2_STD_PAL_Nc)) {
 759                 fmt = 0x8;
 760         } else {
 761                 /* Then, test against generic ones */
 762                 if (std & V4L2_STD_NTSC)
 763                         fmt = 0x2;
 764                 else if (std & V4L2_STD_PAL)
 765                         fmt = 0x4;
 766                 else if (std & V4L2_STD_SECAM)
 767                         fmt = 0xc;
 768         }
 769
 770         v4l2_dbg(1, debug, sd, "Set video std register to %d.\n", fmt);
 771         tvp5150_write(sd, TVP5150_VIDEO_STD, fmt);
 772         return 0;
 773 }
 774
 775 static int tvp5150_s_std(struct v4l2_subdev *sd, v4l2_std_id std)
 776 {
 777         struct tvp5150 *decoder = to_tvp5150(sd);
 778
 779         if (decoder->norm == std)
 780                 return 0;
 781
 782         return tvp5150_set_std(sd, std);
 783 }
 784
 785 static int tvp5150_reset(struct v4l2_subdev *sd, u32 val)
 786 {
 787         struct tvp5150 *decoder = to_tvp5150(sd);
 788         u8 msb_id, lsb_id, msb_rom, lsb_rom;
 789
 790         msb_id = tvp5150_read(sd, TVP5150_MSB_DEV_ID);
 791         lsb_id = tvp5150_read(sd, TVP5150_LSB_DEV_ID);
 792         msb_rom = tvp5150_read(sd, TVP5150_ROM_MAJOR_VER);
 793         lsb_rom = tvp5150_read(sd, TVP5150_ROM_MINOR_VER);
 794
 795         if (msb_rom == 4 && lsb_rom == 0) { /* Is TVP5150AM1 */
 796                 v4l2_info(sd, "tvp%02x%02xam1 detected.\n", msb_id, lsb_id);
 797
 798                 /* ITU-T BT.656.4 timing */
 799                 tvp5150_write(sd, TVP5150_REV_SELECT, 0);
 800         } else {
 801                 if (msb_rom == 3 || lsb_rom == 0x21) { /* Is TVP5150A */
 802                         v4l2_info(sd, "tvp%02x%02xa detected.\n", msb_id, lsb_id);
 803                 } else {
 804                         v4l2_info(sd, "*** unknown tvp%02x%02x chip detected.\n",
 805                                         msb_id, lsb_id);
 806                         v4l2_info(sd, "*** Rom ver is %d.%d\n", msb_rom, lsb_rom);
 807                 }
 808         }
 809
 810         /* Initializes TVP5150 to its default values */
 811         tvp5150_write_inittab(sd, tvp5150_init_default);
 812
 813         /* Initializes VDP registers */
 814         tvp5150_vdp_init(sd, vbi_ram_default);
 815
 816         /* Selects decoder input */
 817         tvp5150_selmux(sd);
 818
 819         /* Initializes TVP5150 to stream enabled values */
 820         tvp5150_write_inittab(sd, tvp5150_init_enable);
 821
 822         /* Initialize image preferences */
 823         tvp5150_write(sd, TVP5150_BRIGHT_CTL, decoder->bright);
 824         tvp5150_write(sd, TVP5150_CONTRAST_CTL, decoder->contrast);
 825         tvp5150_write(sd, TVP5150_SATURATION_CTL, decoder->contrast);
 826         tvp5150_write(sd, TVP5150_HUE_CTL, decoder->hue);
 827
 828         tvp5150_set_std(sd, decoder->norm);
 829         return 0;
 830 };
 831
 832 static int tvp5150_g_ctrl(struct v4l2_subdev *sd, struct v4l2_control *ctrl)
 833 {
 834         v4l2_dbg(1, debug, sd, "VIDIOC_G_CTRL called\n");
 835
 836         switch (ctrl->id) {
 837         case V4L2_CID_BRIGHTNESS:
 838                 ctrl->value = tvp5150_read(sd, TVP5150_BRIGHT_CTL);
 839                 return 0;
 840         case V4L2_CID_CONTRAST:
 841                 ctrl->value = tvp5150_read(sd, TVP5150_CONTRAST_CTL);
 842                 return 0;
 843         case V4L2_CID_SATURATION:
 844                 ctrl->value = tvp5150_read(sd, TVP5150_SATURATION_CTL);
 845                 return 0;
 846         case V4L2_CID_HUE:
 847                 ctrl->value = tvp5150_read(sd, TVP5150_HUE_CTL);
 848                 return 0;
 849         }
 850         return -EINVAL;
 851 }
 852
 853 static int tvp5150_s_ctrl(struct v4l2_subdev *sd, struct v4l2_control *ctrl)
 854 {
 855         u8 i, n;
 856         n = ARRAY_SIZE(tvp5150_qctrl);
 857
 858         for (i = 0; i < n; i++) {
 859                 if (ctrl->id != tvp5150_qctrl[i].id)
 860                         continue;
 861                 if (ctrl->value < tvp5150_qctrl[i].minimum ||
 862                     ctrl->value > tvp5150_qctrl[i].maximum)
 863                         return -ERANGE;
 864                 v4l2_dbg(1, debug, sd, "VIDIOC_S_CTRL: id=%d, value=%d\n",
 865                                         ctrl->id, ctrl->value);
 866                 break;
 867         }
 868
 869         switch (ctrl->id) {
 870         case V4L2_CID_BRIGHTNESS:
 871                 tvp5150_write(sd, TVP5150_BRIGHT_CTL, ctrl->value);
 872                 return 0;
 873         case V4L2_CID_CONTRAST:
 874                 tvp5150_write(sd, TVP5150_CONTRAST_CTL, ctrl->value);
 875                 return 0;
 876         case V4L2_CID_SATURATION:
 877                 tvp5150_write(sd, TVP5150_SATURATION_CTL, ctrl->value);
 878                 return 0;
 879         case V4L2_CID_HUE:
 880                 tvp5150_write(sd, TVP5150_HUE_CTL, ctrl->value);
 881                 return 0;
 882         }
 883         return -EINVAL;
 884 }
 885
 886 /****************************************************************************
 887                         I2C Command
 888  ****************************************************************************/
 889
 890 static int tvp5150_s_routing(struct v4l2_subdev *sd, const struct v4l2_routing *route)
 891 {
 892         struct tvp5150 *decoder = to_tvp5150(sd);
 893
 894         decoder->route = *route;
 895         tvp5150_selmux(sd);
 896         return 0;
 897 }
 898
 899 static int tvp5150_s_fmt(struct v4l2_subdev *sd, struct v4l2_format *fmt)
 900 {
 901         struct v4l2_sliced_vbi_format *svbi;
 902         int i;
 903
 904         /* raw vbi */
 905         if (fmt->type == V4L2_BUF_TYPE_VBI_CAPTURE) {
 906                 /* this is for capturing 36 raw vbi lines
 907                    if there's a way to cut off the beginning 2 vbi lines
 908                    with the tvp5150 then the vbi line count could be lowered
 909                    to 17 lines/field again, although I couldn't find a register
 910                    which could do that cropping */
 911                 if (fmt->fmt.vbi.sample_format == V4L2_PIX_FMT_GREY)
 912                         tvp5150_write(sd, TVP5150_LUMA_PROC_CTL_1, 0x70);
 913                 if (fmt->fmt.vbi.count[0] == 18 && fmt->fmt.vbi.count[1] == 18) {
 914                         tvp5150_write(sd, TVP5150_VERT_BLANKING_START, 0x00);
 915                         tvp5150_write(sd, TVP5150_VERT_BLANKING_STOP, 0x01);
 916                 }
 917                 return 0;
 918         }
 919         if (fmt->type != V4L2_BUF_TYPE_SLICED_VBI_CAPTURE)
 920                 return -EINVAL;
 921         svbi = &fmt->fmt.sliced;
 922         if (svbi->service_set != 0) {
 923                 for (i = 0; i <= 23; i++) {
 924                         svbi->service_lines[1][i] = 0;
 925                         svbi->service_lines[0][i] =
 926                                 tvp5150_set_vbi(sd, vbi_ram_default,
 927                                        svbi->service_lines[0][i], 0xf0, i, 3);
 928                 }
 929                 /* Enables FIFO */
 930                 tvp5150_write(sd, TVP5150_FIFO_OUT_CTRL, 1);
 931         } else {
 932                 /* Disables FIFO*/
 933                 tvp5150_write(sd, TVP5150_FIFO_OUT_CTRL, 0);
 934
 935                 /* Disable Full Field */
 936                 tvp5150_write(sd, TVP5150_FULL_FIELD_ENA, 0);
 937
 938                 /* Disable Line modes */
 939                 for (i = TVP5150_LINE_MODE_INI; i <= TVP5150_LINE_MODE_END; i++)
 940                         tvp5150_write(sd, i, 0xff);
 941         }
 942         return 0;
 943 }
 944
 945 static int tvp5150_g_fmt(struct v4l2_subdev *sd, struct v4l2_format *fmt)
 946 {
 947         struct v4l2_sliced_vbi_format *svbi;
 948         int i, mask = 0;
 949
 950         if (fmt->type != V4L2_BUF_TYPE_SLICED_VBI_CAPTURE)
 951                 return -EINVAL;
 952         svbi = &fmt->fmt.sliced;
 953         memset(svbi, 0, sizeof(*svbi));
 954
 955         for (i = 0; i <= 23; i++) {
 956                 svbi->service_lines[0][i] =
 957                         tvp5150_get_vbi(sd, vbi_ram_default, i);
 958                 mask |= svbi->service_lines[0][i];
 959         }
 960         svbi->service_set = mask;
 961         return 0;
 962 }
 963
 964
 965 static int tvp5150_g_chip_ident(struct v4l2_subdev *sd,
 966                                 struct v4l2_chip_ident *chip)
 967 {
 968         int rev;
 969         struct i2c_client *client = v4l2_get_subdevdata(sd);
 970
 971         rev = tvp5150_read(sd, TVP5150_ROM_MAJOR_VER) << 8 |
 972               tvp5150_read(sd, TVP5150_ROM_MINOR_VER);
 973
 974         return v4l2_chip_ident_i2c_client(client, chip, V4L2_IDENT_TVP5150,
 975                                           rev);
 976 }
 977
 978
 979 #ifdef CONFIG_VIDEO_ADV_DEBUG
 980 static int tvp5150_g_register(struct v4l2_subdev *sd, struct v4l2_register *reg)
 981 {
 982         struct i2c_client *client = v4l2_get_subdevdata(sd);
 983
 984         if (!v4l2_chip_match_i2c_client(client,
 985                                 reg->match_type, reg->match_chip))
 986                 return -EINVAL;
 987         if (!capable(CAP_SYS_ADMIN))
 988                 return -EPERM;
 989         reg->val = tvp5150_read(sd, reg->reg & 0xff);
 990         return 0;
 991 }
 992
 993 static int tvp5150_s_register(struct v4l2_subdev *sd, struct v4l2_register *reg)
 994 {
 995         struct i2c_client *client = v4l2_get_subdevdata(sd);
 996
 997         if (!v4l2_chip_match_i2c_client(client,
 998                                 reg->match_type, reg->match_chip))
 999                 return -EINVAL;
1000         if (!capable(CAP_SYS_ADMIN))
1001                 return -EPERM;
1002         tvp5150_write(sd, reg->reg & 0xff, reg->val & 0xff);
1003         return 0;
1004 }
1005 #endif
1006
1007 static int tvp5150_g_tuner(struct v4l2_subdev *sd, struct v4l2_tuner *vt)
1008 {
1009         int status = tvp5150_read(sd, 0x88);
1010
1011         vt->signal = ((status & 0x04) && (status & 0x02)) ? 0xffff : 0x0;
1012         return 0;
1013 }
1014
1015 static int tvp5150_queryctrl(struct v4l2_subdev *sd, struct v4l2_queryctrl *qc)
1016 {
1017         int i;
1018
1019         v4l2_dbg(1, debug, sd, "VIDIOC_QUERYCTRL called\n");
1020
1021         for (i = 0; i < ARRAY_SIZE(tvp5150_qctrl); i++)
1022                 if (qc->id && qc->id == tvp5150_qctrl[i].id) {
1023                         memcpy(qc, &(tvp5150_qctrl[i]),
1024                                sizeof(*qc));
1025                         return 0;
1026                 }
1027
1028         return -EINVAL;
1029 }
1030
1031 static int tvp5150_command(struct i2c_client *client, unsigned cmd, void *arg)
1032 {
1033         return v4l2_subdev_command(i2c_get_clientdata(client), cmd, arg);
1034 }
1035
1036 /* ----------------------------------------------------------------------- */
1037
1038 static const struct v4l2_subdev_core_ops tvp5150_core_ops = {
1039         .log_status = tvp5150_log_status,
1040         .g_ctrl = tvp5150_g_ctrl,
1041         .s_ctrl = tvp5150_s_ctrl,
1042         .queryctrl = tvp5150_queryctrl,
1043         .reset = tvp5150_reset,
1044         .g_chip_ident = tvp5150_g_chip_ident,
1045 #ifdef CONFIG_VIDEO_ADV_DEBUG
1046         .g_register = tvp5150_g_register,
1047         .s_register = tvp5150_s_register,
1048 #endif
1049 };
1050
1051 static const struct v4l2_subdev_tuner_ops tvp5150_tuner_ops = {
1052         .s_std = tvp5150_s_std,
1053         .g_tuner = tvp5150_g_tuner,
1054 };
1055
1056 static const struct v4l2_subdev_video_ops tvp5150_video_ops = {
1057         .s_routing = tvp5150_s_routing,
1058         .g_fmt = tvp5150_g_fmt,
1059         .s_fmt = tvp5150_s_fmt,
1060         .g_sliced_vbi_cap = tvp5150_g_sliced_vbi_cap,
1061 };
1062
1063 static const struct v4l2_subdev_ops tvp5150_ops = {
1064         .core = &tvp5150_core_ops,
1065         .tuner = &tvp5150_tuner_ops,
1066         .video = &tvp5150_video_ops,
1067 };
1068
1069
1070 /****************************************************************************
1071                         I2C Client & Driver
1072  ****************************************************************************/
1073
1074 static int tvp5150_probe(struct i2c_client *c,
1075                          const struct i2c_device_id *id)
1076 {
1077         struct tvp5150 *core;
1078         struct v4l2_subdev *sd;
1079
1080         /* Check if the adapter supports the needed features */
1081         if (!i2c_check_functionality(c->adapter,
1082              I2C_FUNC_SMBUS_READ_BYTE | I2C_FUNC_SMBUS_WRITE_BYTE_DATA))
1083                 return -EIO;
1084
1085         core = kzalloc(sizeof(struct tvp5150), GFP_KERNEL);
1086         if (!core) {
1087                 return -ENOMEM;
1088         }
1089         sd = &core->sd;
1090         v4l2_i2c_subdev_init(sd, c, &tvp5150_ops);
1091         v4l_info(c, "chip found @ 0x%02x (%s)\n",
1092                  c->addr << 1, c->adapter->name);
1093
1094         core->norm = V4L2_STD_ALL;      /* Default is autodetect */
1095         core->route.input = TVP5150_COMPOSITE1;
1096         core->enable = 1;
1097         core->bright = 128;
1098         core->contrast = 128;
1099         core->hue = 0;
1100         core->sat = 128;
1101
1102         if (debug > 1)
1103                 tvp5150_log_status(sd);
1104         return 0;
1105 }
1106
1107 static int tvp5150_remove(struct i2c_client *c)
1108 {
1109         struct v4l2_subdev *sd = i2c_get_clientdata(c);
1110
1111         v4l2_dbg(1, debug, sd,
1112                 "tvp5150.c: removing tvp5150 adapter on address 0x%x\n",
1113                 c->addr << 1);
1114
1115         v4l2_device_unregister_subdev(sd);
1116         kfree(to_tvp5150(sd));
1117         return 0;
1118 }
1119
1120 /* ----------------------------------------------------------------------- */
1121
1122 static const struct i2c_device_id tvp5150_id[] = {
1123         { "tvp5150", 0 },
1124         { }
1125 };
1126 MODULE_DEVICE_TABLE(i2c, tvp5150_id);
1127
1128 static struct v4l2_i2c_driver_data v4l2_i2c_data = {
1129         .name = "tvp5150",
1130         .driverid = I2C_DRIVERID_TVP5150,
1131         .command = tvp5150_command,
1132         .probe = tvp5150_probe,
1133         .remove = tvp5150_remove,
1134         .legacy_class = I2C_CLASS_TV_ANALOG | I2C_CLASS_TV_DIGITAL,
1135         .id_table = tvp5150_id,
1136 };