kernel/drivers/media/i2c/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/slab.h>
  10 #include <linux/videodev2.h>
  11 #include <linux/delay.h>
  12 #include <linux/module.h>
  13 #include <media/v4l2-device.h>
  14 #include <media/tvp5150.h>
  15 #include <media/v4l2-ctrls.h>
  16
  17 #include "tvp5150_reg.h"
  18
  19 #define TVP5150_H_MAX           720U
  20 #define TVP5150_V_MAX_525_60    480U
  21 #define TVP5150_V_MAX_OTHERS    576U
  22 #define TVP5150_MAX_CROP_LEFT   511
  23 #define TVP5150_MAX_CROP_TOP    127
  24 #define TVP5150_CROP_SHIFT      2
  25
  26 MODULE_DESCRIPTION("Texas Instruments TVP5150A video decoder driver");
  27 MODULE_AUTHOR("Mauro Carvalho Chehab");
  28 MODULE_LICENSE("GPL");
  29
  30
  31 static int debug;
  32 module_param(debug, int, 0644);
  33 MODULE_PARM_DESC(debug, "Debug level (0-2)");
  34
  35 struct tvp5150 {
  36         struct v4l2_subdev sd;
  37         struct v4l2_ctrl_handler hdl;
  38         struct v4l2_rect rect;
  39
  40         v4l2_std_id norm;       /* Current set standard */
  41         u32 input;
  42         u32 output;
  43         int enable;
  44 };
  45
  46 static inline struct tvp5150 *to_tvp5150(struct v4l2_subdev *sd)
  47 {
  48         return container_of(sd, struct tvp5150, sd);
  49 }
  50
  51 static inline struct v4l2_subdev *to_sd(struct v4l2_ctrl *ctrl)
  52 {
  53         return &container_of(ctrl->handler, struct tvp5150, hdl)->sd;
  54 }
  55
  56 static int tvp5150_read(struct v4l2_subdev *sd, unsigned char addr)
  57 {
  58         struct i2c_client *c = v4l2_get_subdevdata(sd);
  59         int rc;
  60
  61         rc = i2c_smbus_read_byte_data(c, addr);
  62         if (rc < 0) {
  63                 v4l2_err(sd, "i2c i/o error: rc == %d\n", rc);
  64                 return rc;
  65         }
  66
  67         v4l2_dbg(2, debug, sd, "tvp5150: read 0x%02x = 0x%02x\n", addr, rc);
  68
  69         return rc;
  70 }
  71
  72 static inline void tvp5150_write(struct v4l2_subdev *sd, unsigned char addr,
  73                                  unsigned char value)
  74 {
  75         struct i2c_client *c = v4l2_get_subdevdata(sd);
  76         int rc;
  77
  78         v4l2_dbg(2, debug, sd, "tvp5150: writing 0x%02x 0x%02x\n", addr, value);
  79         rc = i2c_smbus_write_byte_data(c, addr, value);
  80         if (rc < 0)
  81                 v4l2_dbg(0, debug, sd, "i2c i/o error: rc == %d\n", rc);
  82 }
  83
  84 static void dump_reg_range(struct v4l2_subdev *sd, char *s, u8 init,
  85                                 const u8 end, int max_line)
  86 {
  87         int i = 0;
  88
  89         while (init != (u8)(end + 1)) {
  90                 if ((i % max_line) == 0) {
  91                         if (i > 0)
  92                                 printk("\n");
  93                         printk("tvp5150: %s reg 0x%02x = ", s, init);
  94                 }
  95                 printk("%02x ", tvp5150_read(sd, init));
  96
  97                 init++;
  98                 i++;
  99         }
 100         printk("\n");
 101 }
 102
 103 static int tvp5150_log_status(struct v4l2_subdev *sd)
 104 {
 105         printk("tvp5150: Video input source selection #1 = 0x%02x\n",
 106                         tvp5150_read(sd, TVP5150_VD_IN_SRC_SEL_1));
 107         printk("tvp5150: Analog channel controls = 0x%02x\n",
 108                         tvp5150_read(sd, TVP5150_ANAL_CHL_CTL));
 109         printk("tvp5150: Operation mode controls = 0x%02x\n",
 110                         tvp5150_read(sd, TVP5150_OP_MODE_CTL));
 111         printk("tvp5150: Miscellaneous controls = 0x%02x\n",
 112                         tvp5150_read(sd, TVP5150_MISC_CTL));
 113         printk("tvp5150: Autoswitch mask= 0x%02x\n",
 114                         tvp5150_read(sd, TVP5150_AUTOSW_MSK));
 115         printk("tvp5150: Color killer threshold control = 0x%02x\n",
 116                         tvp5150_read(sd, TVP5150_COLOR_KIL_THSH_CTL));
 117         printk("tvp5150: Luminance processing controls #1 #2 and #3 = %02x %02x %02x\n",
 118                         tvp5150_read(sd, TVP5150_LUMA_PROC_CTL_1),
 119                         tvp5150_read(sd, TVP5150_LUMA_PROC_CTL_2),
 120                         tvp5150_read(sd, TVP5150_LUMA_PROC_CTL_3));
 121         printk("tvp5150: Brightness control = 0x%02x\n",
 122                         tvp5150_read(sd, TVP5150_BRIGHT_CTL));
 123         printk("tvp5150: Color saturation control = 0x%02x\n",
 124                         tvp5150_read(sd, TVP5150_SATURATION_CTL));
 125         printk("tvp5150: Hue control = 0x%02x\n",
 126                         tvp5150_read(sd, TVP5150_HUE_CTL));
 127         printk("tvp5150: Contrast control = 0x%02x\n",
 128                         tvp5150_read(sd, TVP5150_CONTRAST_CTL));
 129         printk("tvp5150: Outputs and data rates select = 0x%02x\n",
 130                         tvp5150_read(sd, TVP5150_DATA_RATE_SEL));
 131         printk("tvp5150: Configuration shared pins = 0x%02x\n",
 132                         tvp5150_read(sd, TVP5150_CONF_SHARED_PIN));
 133         printk("tvp5150: Active video cropping start = 0x%02x%02x\n",
 134                         tvp5150_read(sd, TVP5150_ACT_VD_CROP_ST_MSB),
 135                         tvp5150_read(sd, TVP5150_ACT_VD_CROP_ST_LSB));
 136         printk("tvp5150: Active video cropping stop  = 0x%02x%02x\n",
 137                         tvp5150_read(sd, TVP5150_ACT_VD_CROP_STP_MSB),
 138                         tvp5150_read(sd, TVP5150_ACT_VD_CROP_STP_LSB));
 139         printk("tvp5150: Genlock/RTC = 0x%02x\n",
 140                         tvp5150_read(sd, TVP5150_GENLOCK));
 141         printk("tvp5150: Horizontal sync start = 0x%02x\n",
 142                         tvp5150_read(sd, TVP5150_HORIZ_SYNC_START));
 143         printk("tvp5150: Vertical blanking start = 0x%02x\n",
 144                         tvp5150_read(sd, TVP5150_VERT_BLANKING_START));
 145         printk("tvp5150: Vertical blanking stop = 0x%02x\n",
 146                         tvp5150_read(sd, TVP5150_VERT_BLANKING_STOP));
 147         printk("tvp5150: Chrominance processing control #1 and #2 = %02x %02x\n",
 148                         tvp5150_read(sd, TVP5150_CHROMA_PROC_CTL_1),
 149                         tvp5150_read(sd, TVP5150_CHROMA_PROC_CTL_2));
 150         printk("tvp5150: Interrupt reset register B = 0x%02x\n",
 151                         tvp5150_read(sd, TVP5150_INT_RESET_REG_B));
 152         printk("tvp5150: Interrupt enable register B = 0x%02x\n",
 153                         tvp5150_read(sd, TVP5150_INT_ENABLE_REG_B));
 154         printk("tvp5150: Interrupt configuration register B = 0x%02x\n",
 155                         tvp5150_read(sd, TVP5150_INTT_CONFIG_REG_B));
 156         printk("tvp5150: Video standard = 0x%02x\n",
 157                         tvp5150_read(sd, TVP5150_VIDEO_STD));
 158         printk("tvp5150: Chroma gain factor: Cb=0x%02x Cr=0x%02x\n",
 159                         tvp5150_read(sd, TVP5150_CB_GAIN_FACT),
 160                         tvp5150_read(sd, TVP5150_CR_GAIN_FACTOR));
 161         printk("tvp5150: Macrovision on counter = 0x%02x\n",
 162                         tvp5150_read(sd, TVP5150_MACROVISION_ON_CTR));
 163         printk("tvp5150: Macrovision off counter = 0x%02x\n",
 164                         tvp5150_read(sd, TVP5150_MACROVISION_OFF_CTR));
 165         printk("tvp5150: ITU-R BT.656.%d timing(TVP5150AM1 only)\n",
 166                         (tvp5150_read(sd, TVP5150_REV_SELECT) & 1) ? 3 : 4);
 167         printk("tvp5150: Device ID = %02x%02x\n",
 168                         tvp5150_read(sd, TVP5150_MSB_DEV_ID),
 169                         tvp5150_read(sd, TVP5150_LSB_DEV_ID));
 170         printk("tvp5150: ROM version = (hex) %02x.%02x\n",
 171                         tvp5150_read(sd, TVP5150_ROM_MAJOR_VER),
 172                         tvp5150_read(sd, TVP5150_ROM_MINOR_VER));
 173         printk("tvp5150: Vertical line count = 0x%02x%02x\n",
 174                         tvp5150_read(sd, TVP5150_VERT_LN_COUNT_MSB),
 175                         tvp5150_read(sd, TVP5150_VERT_LN_COUNT_LSB));
 176         printk("tvp5150: Interrupt status register B = 0x%02x\n",
 177                         tvp5150_read(sd, TVP5150_INT_STATUS_REG_B));
 178         printk("tvp5150: Interrupt active register B = 0x%02x\n",
 179                         tvp5150_read(sd, TVP5150_INT_ACTIVE_REG_B));
 180         printk("tvp5150: Status regs #1 to #5 = %02x %02x %02x %02x %02x\n",
 181                         tvp5150_read(sd, TVP5150_STATUS_REG_1),
 182                         tvp5150_read(sd, TVP5150_STATUS_REG_2),
 183                         tvp5150_read(sd, TVP5150_STATUS_REG_3),
 184                         tvp5150_read(sd, TVP5150_STATUS_REG_4),
 185                         tvp5150_read(sd, TVP5150_STATUS_REG_5));
 186
 187         dump_reg_range(sd, "Teletext filter 1",   TVP5150_TELETEXT_FIL1_INI,
 188                         TVP5150_TELETEXT_FIL1_END, 8);
 189         dump_reg_range(sd, "Teletext filter 2",   TVP5150_TELETEXT_FIL2_INI,
 190                         TVP5150_TELETEXT_FIL2_END, 8);
 191
 192         printk("tvp5150: Teletext filter enable = 0x%02x\n",
 193                         tvp5150_read(sd, TVP5150_TELETEXT_FIL_ENA));
 194         printk("tvp5150: Interrupt status register A = 0x%02x\n",
 195                         tvp5150_read(sd, TVP5150_INT_STATUS_REG_A));
 196         printk("tvp5150: Interrupt enable register A = 0x%02x\n",
 197                         tvp5150_read(sd, TVP5150_INT_ENABLE_REG_A));
 198         printk("tvp5150: Interrupt configuration = 0x%02x\n",
 199                         tvp5150_read(sd, TVP5150_INT_CONF));
 200         printk("tvp5150: VDP status register = 0x%02x\n",
 201                         tvp5150_read(sd, TVP5150_VDP_STATUS_REG));
 202         printk("tvp5150: FIFO word count = 0x%02x\n",
 203                         tvp5150_read(sd, TVP5150_FIFO_WORD_COUNT));
 204         printk("tvp5150: FIFO interrupt threshold = 0x%02x\n",
 205                         tvp5150_read(sd, TVP5150_FIFO_INT_THRESHOLD));
 206         printk("tvp5150: FIFO reset = 0x%02x\n",
 207                         tvp5150_read(sd, TVP5150_FIFO_RESET));
 208         printk("tvp5150: Line number interrupt = 0x%02x\n",
 209                         tvp5150_read(sd, TVP5150_LINE_NUMBER_INT));
 210         printk("tvp5150: Pixel alignment register = 0x%02x%02x\n",
 211                         tvp5150_read(sd, TVP5150_PIX_ALIGN_REG_HIGH),
 212                         tvp5150_read(sd, TVP5150_PIX_ALIGN_REG_LOW));
 213         printk("tvp5150: FIFO output control = 0x%02x\n",
 214                         tvp5150_read(sd, TVP5150_FIFO_OUT_CTRL));
 215         printk("tvp5150: Full field enable = 0x%02x\n",
 216                         tvp5150_read(sd, TVP5150_FULL_FIELD_ENA));
 217         printk("tvp5150: Full field mode register = 0x%02x\n",
 218                         tvp5150_read(sd, TVP5150_FULL_FIELD_MODE_REG));
 219
 220         dump_reg_range(sd, "CC   data",   TVP5150_CC_DATA_INI,
 221                         TVP5150_CC_DATA_END, 8);
 222
 223         dump_reg_range(sd, "WSS  data",   TVP5150_WSS_DATA_INI,
 224                         TVP5150_WSS_DATA_END, 8);
 225
 226         dump_reg_range(sd, "VPS  data",   TVP5150_VPS_DATA_INI,
 227                         TVP5150_VPS_DATA_END, 8);
 228
 229         dump_reg_range(sd, "VITC data",   TVP5150_VITC_DATA_INI,
 230                         TVP5150_VITC_DATA_END, 10);
 231
 232         dump_reg_range(sd, "Line mode",   TVP5150_LINE_MODE_INI,
 233                         TVP5150_LINE_MODE_END, 8);
 234         return 0;
 235 }
 236
 237 /****************************************************************************
 238                         Basic functions
 239  ****************************************************************************/
 240
 241 static inline void tvp5150_selmux(struct v4l2_subdev *sd)
 242 {
 243         int opmode = 0;
 244         struct tvp5150 *decoder = to_tvp5150(sd);
 245         int input = 0;
 246         int val;
 247
 248         if ((decoder->output & TVP5150_BLACK_SCREEN) || !decoder->enable)
 249                 input = 8;
 250
 251         switch (decoder->input) {
 252         case TVP5150_COMPOSITE1:
 253                 input |= 2;
 254                 /* fall through */
 255         case TVP5150_COMPOSITE0:
 256                 break;
 257         case TVP5150_SVIDEO:
 258         default:
 259                 input |= 1;
 260                 break;
 261         }
 262
 263         v4l2_dbg(1, debug, sd, "Selecting video route: route input=%i, output=%i "
 264                         "=> tvp5150 input=%i, opmode=%i\n",
 265                         decoder->input, decoder->output,
 266                         input, opmode);
 267
 268         tvp5150_write(sd, TVP5150_OP_MODE_CTL, opmode);
 269         tvp5150_write(sd, TVP5150_VD_IN_SRC_SEL_1, input);
 270
 271         /* Svideo should enable YCrCb output and disable GPCL output
 272          * For Composite and TV, it should be the reverse
 273          */
 274         val = tvp5150_read(sd, TVP5150_MISC_CTL);
 275         if (val < 0) {
 276                 v4l2_err(sd, "%s: failed with error = %d\n", __func__, val);
 277                 return;
 278         }
 279
 280         if (decoder->input == TVP5150_SVIDEO)
 281                 val = (val & ~0x40) | 0x10;
 282         else
 283                 val = (val & ~0x10) | 0x40;
 284         tvp5150_write(sd, TVP5150_MISC_CTL, val);
 285 };
 286
 287 struct i2c_reg_value {
 288         unsigned char reg;
 289         unsigned char value;
 290 };
 291
 292 /* Default values as sugested at TVP5150AM1 datasheet */
 293 static const struct i2c_reg_value tvp5150_init_default[] = {
 294         { /* 0x00 */
 295                 TVP5150_VD_IN_SRC_SEL_1,0x00
 296         },
 297         { /* 0x01 */
 298                 TVP5150_ANAL_CHL_CTL,0x15
 299         },
 300         { /* 0x02 */
 301                 TVP5150_OP_MODE_CTL,0x00
 302         },
 303         { /* 0x03 */
 304                 TVP5150_MISC_CTL,0x01
 305         },
 306         { /* 0x06 */
 307                 TVP5150_COLOR_KIL_THSH_CTL,0x10
 308         },
 309         { /* 0x07 */
 310                 TVP5150_LUMA_PROC_CTL_1,0x60
 311         },
 312         { /* 0x08 */
 313                 TVP5150_LUMA_PROC_CTL_2,0x00
 314         },
 315         { /* 0x09 */
 316                 TVP5150_BRIGHT_CTL,0x80
 317         },
 318         { /* 0x0a */
 319                 TVP5150_SATURATION_CTL,0x80
 320         },
 321         { /* 0x0b */
 322                 TVP5150_HUE_CTL,0x00
 323         },
 324         { /* 0x0c */
 325                 TVP5150_CONTRAST_CTL,0x80
 326         },
 327         { /* 0x0d */
 328                 TVP5150_DATA_RATE_SEL,0x47
 329         },
 330         { /* 0x0e */
 331                 TVP5150_LUMA_PROC_CTL_3,0x00
 332         },
 333         { /* 0x0f */
 334                 TVP5150_CONF_SHARED_PIN,0x08
 335         },
 336         { /* 0x11 */
 337                 TVP5150_ACT_VD_CROP_ST_MSB,0x00
 338         },
 339         { /* 0x12 */
 340                 TVP5150_ACT_VD_CROP_ST_LSB,0x00
 341         },
 342         { /* 0x13 */
 343                 TVP5150_ACT_VD_CROP_STP_MSB,0x00
 344         },
 345         { /* 0x14 */
 346                 TVP5150_ACT_VD_CROP_STP_LSB,0x00
 347         },
 348         { /* 0x15 */
 349                 TVP5150_GENLOCK,0x01
 350         },
 351         { /* 0x16 */
 352                 TVP5150_HORIZ_SYNC_START,0x80
 353         },
 354         { /* 0x18 */
 355                 TVP5150_VERT_BLANKING_START,0x00
 356         },
 357         { /* 0x19 */
 358                 TVP5150_VERT_BLANKING_STOP,0x00
 359         },
 360         { /* 0x1a */
 361                 TVP5150_CHROMA_PROC_CTL_1,0x0c
 362         },
 363         { /* 0x1b */
 364                 TVP5150_CHROMA_PROC_CTL_2,0x14
 365         },
 366         { /* 0x1c */
 367                 TVP5150_INT_RESET_REG_B,0x00
 368         },
 369         { /* 0x1d */
 370                 TVP5150_INT_ENABLE_REG_B,0x00
 371         },
 372         { /* 0x1e */
 373                 TVP5150_INTT_CONFIG_REG_B,0x00
 374         },
 375         { /* 0x28 */
 376                 TVP5150_VIDEO_STD,0x00
 377         },
 378         { /* 0x2e */
 379                 TVP5150_MACROVISION_ON_CTR,0x0f
 380         },
 381         { /* 0x2f */
 382                 TVP5150_MACROVISION_OFF_CTR,0x01
 383         },
 384         { /* 0xbb */
 385                 TVP5150_TELETEXT_FIL_ENA,0x00
 386         },
 387         { /* 0xc0 */
 388                 TVP5150_INT_STATUS_REG_A,0x00
 389         },
 390         { /* 0xc1 */
 391                 TVP5150_INT_ENABLE_REG_A,0x00
 392         },
 393         { /* 0xc2 */
 394                 TVP5150_INT_CONF,0x04
 395         },
 396         { /* 0xc8 */
 397                 TVP5150_FIFO_INT_THRESHOLD,0x80
 398         },
 399         { /* 0xc9 */
 400                 TVP5150_FIFO_RESET,0x00
 401         },
 402         { /* 0xca */
 403                 TVP5150_LINE_NUMBER_INT,0x00
 404         },
 405         { /* 0xcb */
 406                 TVP5150_PIX_ALIGN_REG_LOW,0x4e
 407         },
 408         { /* 0xcc */
 409                 TVP5150_PIX_ALIGN_REG_HIGH,0x00
 410         },
 411         { /* 0xcd */
 412                 TVP5150_FIFO_OUT_CTRL,0x01
 413         },
 414         { /* 0xcf */
 415                 TVP5150_FULL_FIELD_ENA,0x00
 416         },
 417         { /* 0xd0 */
 418                 TVP5150_LINE_MODE_INI,0x00
 419         },
 420         { /* 0xfc */
 421                 TVP5150_FULL_FIELD_MODE_REG,0x7f
 422         },
 423         { /* end of data */
 424                 0xff,0xff
 425         }
 426 };
 427
 428 /* Default values as sugested at TVP5150AM1 datasheet */
 429 static const struct i2c_reg_value tvp5150_init_enable[] = {
 430         {
 431                 TVP5150_CONF_SHARED_PIN, 2
 432         },{     /* Automatic offset and AGC enabled */
 433                 TVP5150_ANAL_CHL_CTL, 0x15
 434         },{     /* Activate YCrCb output 0x9 or 0xd ? */
 435                 TVP5150_MISC_CTL, 0x6f
 436         },{     /* Activates video std autodetection for all standards */
 437                 TVP5150_AUTOSW_MSK, 0x0
 438         },{     /* Default format: 0x47. For 4:2:2: 0x40 */
 439                 TVP5150_DATA_RATE_SEL, 0x47
 440         },{
 441                 TVP5150_CHROMA_PROC_CTL_1, 0x0c
 442         },{
 443                 TVP5150_CHROMA_PROC_CTL_2, 0x54
 444         },{     /* Non documented, but initialized on WinTV USB2 */
 445                 0x27, 0x20
 446         },{
 447                 0xff,0xff
 448         }
 449 };
 450
 451 struct tvp5150_vbi_type {
 452         unsigned int vbi_type;
 453         unsigned int ini_line;
 454         unsigned int end_line;
 455         unsigned int by_field :1;
 456 };
 457
 458 struct i2c_vbi_ram_value {
 459         u16 reg;
 460         struct tvp5150_vbi_type type;
 461         unsigned char values[16];
 462 };
 463
 464 /* This struct have the values for each supported VBI Standard
 465  * by
 466  tvp5150_vbi_types should follow the same order as vbi_ram_default
 467  * value 0 means rom position 0x10, value 1 means rom position 0x30
 468  * and so on. There are 16 possible locations from 0 to 15.
 469  */
 470
 471 static struct i2c_vbi_ram_value vbi_ram_default[] =
 472 {
 473         /* FIXME: Current api doesn't handle all VBI types, those not
 474            yet supported are placed under #if 0 */
 475 #if 0
 476         {0x010, /* Teletext, SECAM, WST System A */
 477                 {V4L2_SLICED_TELETEXT_SECAM,6,23,1},
 478                 { 0xaa, 0xaa, 0xff, 0xff, 0xe7, 0x2e, 0x20, 0x26,
 479                   0xe6, 0xb4, 0x0e, 0x00, 0x00, 0x00, 0x10, 0x00 }
 480         },
 481 #endif
 482         {0x030, /* Teletext, PAL, WST System B */
 483                 {V4L2_SLICED_TELETEXT_B,6,22,1},
 484                 { 0xaa, 0xaa, 0xff, 0xff, 0x27, 0x2e, 0x20, 0x2b,
 485                   0xa6, 0x72, 0x10, 0x00, 0x00, 0x00, 0x10, 0x00 }
 486         },
 487 #if 0
 488         {0x050, /* Teletext, PAL, WST System C */
 489                 {V4L2_SLICED_TELETEXT_PAL_C,6,22,1},
 490                 { 0xaa, 0xaa, 0xff, 0xff, 0xe7, 0x2e, 0x20, 0x22,
 491                   0xa6, 0x98, 0x0d, 0x00, 0x00, 0x00, 0x10, 0x00 }
 492         },
 493         {0x070, /* Teletext, NTSC, WST System B */
 494                 {V4L2_SLICED_TELETEXT_NTSC_B,10,21,1},
 495                 { 0xaa, 0xaa, 0xff, 0xff, 0x27, 0x2e, 0x20, 0x23,
 496                   0x69, 0x93, 0x0d, 0x00, 0x00, 0x00, 0x10, 0x00 }
 497         },
 498         {0x090, /* Tetetext, NTSC NABTS System C */
 499                 {V4L2_SLICED_TELETEXT_NTSC_C,10,21,1},
 500                 { 0xaa, 0xaa, 0xff, 0xff, 0xe7, 0x2e, 0x20, 0x22,
 501                   0x69, 0x93, 0x0d, 0x00, 0x00, 0x00, 0x15, 0x00 }
 502         },
 503         {0x0b0, /* Teletext, NTSC-J, NABTS System D */
 504                 {V4L2_SLICED_TELETEXT_NTSC_D,10,21,1},
 505                 { 0xaa, 0xaa, 0xff, 0xff, 0xa7, 0x2e, 0x20, 0x23,
 506                   0x69, 0x93, 0x0d, 0x00, 0x00, 0x00, 0x10, 0x00 }
 507         },
 508         {0x0d0, /* Closed Caption, PAL/SECAM */
 509                 {V4L2_SLICED_CAPTION_625,22,22,1},
 510                 { 0xaa, 0x2a, 0xff, 0x3f, 0x04, 0x51, 0x6e, 0x02,
 511                   0xa6, 0x7b, 0x09, 0x00, 0x00, 0x00, 0x27, 0x00 }
 512         },
 513 #endif
 514         {0x0f0, /* Closed Caption, NTSC */
 515                 {V4L2_SLICED_CAPTION_525,21,21,1},
 516                 { 0xaa, 0x2a, 0xff, 0x3f, 0x04, 0x51, 0x6e, 0x02,
 517                   0x69, 0x8c, 0x09, 0x00, 0x00, 0x00, 0x27, 0x00 }
 518         },
 519         {0x110, /* Wide Screen Signal, PAL/SECAM */
 520                 {V4L2_SLICED_WSS_625,23,23,1},
 521                 { 0x5b, 0x55, 0xc5, 0xff, 0x00, 0x71, 0x6e, 0x42,
 522                   0xa6, 0xcd, 0x0f, 0x00, 0x00, 0x00, 0x3a, 0x00 }
 523         },
 524 #if 0
 525         {0x130, /* Wide Screen Signal, NTSC C */
 526                 {V4L2_SLICED_WSS_525,20,20,1},
 527                 { 0x38, 0x00, 0x3f, 0x00, 0x00, 0x71, 0x6e, 0x43,
 528                   0x69, 0x7c, 0x08, 0x00, 0x00, 0x00, 0x39, 0x00 }
 529         },
 530         {0x150, /* Vertical Interval Timecode (VITC), PAL/SECAM */
 531                 {V4l2_SLICED_VITC_625,6,22,0},
 532                 { 0x00, 0x00, 0x00, 0x00, 0x00, 0x8f, 0x6d, 0x49,
 533                   0xa6, 0x85, 0x08, 0x00, 0x00, 0x00, 0x4c, 0x00 }
 534         },
 535         {0x170, /* Vertical Interval Timecode (VITC), NTSC */
 536                 {V4l2_SLICED_VITC_525,10,20,0},
 537                 { 0x00, 0x00, 0x00, 0x00, 0x00, 0x8f, 0x6d, 0x49,
 538                   0x69, 0x94, 0x08, 0x00, 0x00, 0x00, 0x4c, 0x00 }
 539         },
 540 #endif
 541         {0x190, /* Video Program System (VPS), PAL */
 542                 {V4L2_SLICED_VPS,16,16,0},
 543                 { 0xaa, 0xaa, 0xff, 0xff, 0xba, 0xce, 0x2b, 0x0d,
 544                   0xa6, 0xda, 0x0b, 0x00, 0x00, 0x00, 0x60, 0x00 }
 545         },
 546         /* 0x1d0 User programmable */
 547
 548         /* End of struct */
 549         { (u16)-1 }
 550 };
 551
 552 static int tvp5150_write_inittab(struct v4l2_subdev *sd,
 553                                 const struct i2c_reg_value *regs)
 554 {
 555         while (regs->reg != 0xff) {
 556                 tvp5150_write(sd, regs->reg, regs->value);
 557                 regs++;
 558         }
 559         return 0;
 560 }
 561
 562 static int tvp5150_vdp_init(struct v4l2_subdev *sd,
 563                                 const struct i2c_vbi_ram_value *regs)
 564 {
 565         unsigned int i;
 566
 567         /* Disable Full Field */
 568         tvp5150_write(sd, TVP5150_FULL_FIELD_ENA, 0);
 569
 570         /* Before programming, Line mode should be at 0xff */
 571         for (i = TVP5150_LINE_MODE_INI; i <= TVP5150_LINE_MODE_END; i++)
 572                 tvp5150_write(sd, i, 0xff);
 573
 574         /* Load Ram Table */
 575         while (regs->reg != (u16)-1) {
 576                 tvp5150_write(sd, TVP5150_CONF_RAM_ADDR_HIGH, regs->reg >> 8);
 577                 tvp5150_write(sd, TVP5150_CONF_RAM_ADDR_LOW, regs->reg);
 578
 579                 for (i = 0; i < 16; i++)
 580                         tvp5150_write(sd, TVP5150_VDP_CONF_RAM_DATA, regs->values[i]);
 581
 582                 regs++;
 583         }
 584         return 0;
 585 }
 586
 587 /* Fills VBI capabilities based on i2c_vbi_ram_value struct */
 588 static int tvp5150_g_sliced_vbi_cap(struct v4l2_subdev *sd,
 589                                 struct v4l2_sliced_vbi_cap *cap)
 590 {
 591         const struct i2c_vbi_ram_value *regs = vbi_ram_default;
 592         int line;
 593
 594         v4l2_dbg(1, debug, sd, "g_sliced_vbi_cap\n");
 595         memset(cap, 0, sizeof *cap);
 596
 597         while (regs->reg != (u16)-1 ) {
 598                 for (line=regs->type.ini_line;line<=regs->type.end_line;line++) {
 599                         cap->service_lines[0][line] |= regs->type.vbi_type;
 600                 }
 601                 cap->service_set |= regs->type.vbi_type;
 602
 603                 regs++;
 604         }
 605         return 0;
 606 }
 607
 608 /* Set vbi processing
 609  * type - one of tvp5150_vbi_types
 610  * line - line to gather data
 611  * fields: bit 0 field1, bit 1, field2
 612  * flags (default=0xf0) is a bitmask, were set means:
 613  *      bit 7: enable filtering null bytes on CC
 614  *      bit 6: send data also to FIFO
 615  *      bit 5: don't allow data with errors on FIFO
 616  *      bit 4: enable ECC when possible
 617  * pix_align = pix alignment:
 618  *      LSB = field1
 619  *      MSB = field2
 620  */
 621 static int tvp5150_set_vbi(struct v4l2_subdev *sd,
 622                         const struct i2c_vbi_ram_value *regs,
 623                         unsigned int type,u8 flags, int line,
 624                         const int fields)
 625 {
 626         struct tvp5150 *decoder = to_tvp5150(sd);
 627         v4l2_std_id std = decoder->norm;
 628         u8 reg;
 629         int pos=0;
 630
 631         if (std == V4L2_STD_ALL) {
 632                 v4l2_err(sd, "VBI can't be configured without knowing number of lines\n");
 633                 return 0;
 634         } else if (std & V4L2_STD_625_50) {
 635                 /* Don't follow NTSC Line number convension */
 636                 line += 3;
 637         }
 638
 639         if (line<6||line>27)
 640                 return 0;
 641
 642         while (regs->reg != (u16)-1 ) {
 643                 if ((type & regs->type.vbi_type) &&
 644                     (line>=regs->type.ini_line) &&
 645                     (line<=regs->type.end_line)) {
 646                         type=regs->type.vbi_type;
 647                         break;
 648                 }
 649
 650                 regs++;
 651                 pos++;
 652         }
 653         if (regs->reg == (u16)-1)
 654                 return 0;
 655
 656         type=pos | (flags & 0xf0);
 657         reg=((line-6)<<1)+TVP5150_LINE_MODE_INI;
 658
 659         if (fields&1) {
 660                 tvp5150_write(sd, reg, type);
 661         }
 662
 663         if (fields&2) {
 664                 tvp5150_write(sd, reg+1, type);
 665         }
 666
 667         return type;
 668 }
 669
 670 static int tvp5150_get_vbi(struct v4l2_subdev *sd,
 671                         const struct i2c_vbi_ram_value *regs, int line)
 672 {
 673         struct tvp5150 *decoder = to_tvp5150(sd);
 674         v4l2_std_id std = decoder->norm;
 675         u8 reg;
 676         int pos, type = 0;
 677         int i, ret = 0;
 678
 679         if (std == V4L2_STD_ALL) {
 680                 v4l2_err(sd, "VBI can't be configured without knowing number of lines\n");
 681                 return 0;
 682         } else if (std & V4L2_STD_625_50) {
 683                 /* Don't follow NTSC Line number convension */
 684                 line += 3;
 685         }
 686
 687         if (line < 6 || line > 27)
 688                 return 0;
 689
 690         reg = ((line - 6) << 1) + TVP5150_LINE_MODE_INI;
 691
 692         for (i = 0; i <= 1; i++) {
 693                 ret = tvp5150_read(sd, reg + i);
 694                 if (ret < 0) {
 695                         v4l2_err(sd, "%s: failed with error = %d\n",
 696                                  __func__, ret);
 697                         return 0;
 698                 }
 699                 pos = ret & 0x0f;
 700                 if (pos < 0x0f)
 701                         type |= regs[pos].type.vbi_type;
 702         }
 703
 704         return type;
 705 }
 706
 707 static int tvp5150_set_std(struct v4l2_subdev *sd, v4l2_std_id std)
 708 {
 709         struct tvp5150 *decoder = to_tvp5150(sd);
 710         int fmt = 0;
 711
 712         decoder->norm = std;
 713
 714         /* First tests should be against specific std */
 715
 716         if (std == V4L2_STD_NTSC_443) {
 717                 fmt = VIDEO_STD_NTSC_4_43_BIT;
 718         } else if (std == V4L2_STD_PAL_M) {
 719                 fmt = VIDEO_STD_PAL_M_BIT;
 720         } else if (std == V4L2_STD_PAL_N || std == V4L2_STD_PAL_Nc) {
 721                 fmt = VIDEO_STD_PAL_COMBINATION_N_BIT;
 722         } else {
 723                 /* Then, test against generic ones */
 724                 if (std & V4L2_STD_NTSC)
 725                         fmt = VIDEO_STD_NTSC_MJ_BIT;
 726                 else if (std & V4L2_STD_PAL)
 727                         fmt = VIDEO_STD_PAL_BDGHIN_BIT;
 728                 else if (std & V4L2_STD_SECAM)
 729                         fmt = VIDEO_STD_SECAM_BIT;
 730         }
 731
 732         v4l2_dbg(1, debug, sd, "Set video std register to %d.\n", fmt);
 733         tvp5150_write(sd, TVP5150_VIDEO_STD, fmt);
 734         return 0;
 735 }
 736
 737 static int tvp5150_s_std(struct v4l2_subdev *sd, v4l2_std_id std)
 738 {
 739         struct tvp5150 *decoder = to_tvp5150(sd);
 740
 741         if (decoder->norm == std)
 742                 return 0;
 743
 744         /* Change cropping height limits */
 745         if (std & V4L2_STD_525_60)
 746                 decoder->rect.height = TVP5150_V_MAX_525_60;
 747         else
 748                 decoder->rect.height = TVP5150_V_MAX_OTHERS;
 749
 750
 751         return tvp5150_set_std(sd, std);
 752 }
 753
 754 static int tvp5150_reset(struct v4l2_subdev *sd, u32 val)
 755 {
 756         struct tvp5150 *decoder = to_tvp5150(sd);
 757
 758         /* Initializes TVP5150 to its default values */
 759         tvp5150_write_inittab(sd, tvp5150_init_default);
 760
 761         /* Initializes VDP registers */
 762         tvp5150_vdp_init(sd, vbi_ram_default);
 763
 764         /* Selects decoder input */
 765         tvp5150_selmux(sd);
 766
 767         /* Initializes TVP5150 to stream enabled values */
 768         tvp5150_write_inittab(sd, tvp5150_init_enable);
 769
 770         /* Initialize image preferences */
 771         v4l2_ctrl_handler_setup(&decoder->hdl);
 772
 773         tvp5150_set_std(sd, decoder->norm);
 774         return 0;
 775 };
 776
 777 static int tvp5150_s_ctrl(struct v4l2_ctrl *ctrl)
 778 {
 779         struct v4l2_subdev *sd = to_sd(ctrl);
 780
 781         switch (ctrl->id) {
 782         case V4L2_CID_BRIGHTNESS:
 783                 tvp5150_write(sd, TVP5150_BRIGHT_CTL, ctrl->val);
 784                 return 0;
 785         case V4L2_CID_CONTRAST:
 786                 tvp5150_write(sd, TVP5150_CONTRAST_CTL, ctrl->val);
 787                 return 0;
 788         case V4L2_CID_SATURATION:
 789                 tvp5150_write(sd, TVP5150_SATURATION_CTL, ctrl->val);
 790                 return 0;
 791         case V4L2_CID_HUE:
 792                 tvp5150_write(sd, TVP5150_HUE_CTL, ctrl->val);
 793                 return 0;
 794         }
 795         return -EINVAL;
 796 }
 797
 798 static v4l2_std_id tvp5150_read_std(struct v4l2_subdev *sd)
 799 {
 800         int val = tvp5150_read(sd, TVP5150_STATUS_REG_5);
 801
 802         switch (val & 0x0F) {
 803         case 0x01:
 804                 return V4L2_STD_NTSC;
 805         case 0x03:
 806                 return V4L2_STD_PAL;
 807         case 0x05:
 808                 return V4L2_STD_PAL_M;
 809         case 0x07:
 810                 return V4L2_STD_PAL_N | V4L2_STD_PAL_Nc;
 811         case 0x09:
 812                 return V4L2_STD_NTSC_443;
 813         case 0xb:
 814                 return V4L2_STD_SECAM;
 815         default:
 816                 return V4L2_STD_UNKNOWN;
 817         }
 818 }
 819
 820 static int tvp5150_enum_mbus_fmt(struct v4l2_subdev *sd, unsigned index,
 821                                                 u32 *code)
 822 {
 823         if (index)
 824                 return -EINVAL;
 825
 826         *code = MEDIA_BUS_FMT_UYVY8_2X8;
 827         return 0;
 828 }
 829
 830 static int tvp5150_mbus_fmt(struct v4l2_subdev *sd,
 831                             struct v4l2_mbus_framefmt *f)
 832 {
 833         struct tvp5150 *decoder = to_tvp5150(sd);
 834
 835         if (f == NULL)
 836                 return -EINVAL;
 837
 838         tvp5150_reset(sd, 0);
 839
 840         f->width = decoder->rect.width;
 841         f->height = decoder->rect.height;
 842
 843         f->code = MEDIA_BUS_FMT_UYVY8_2X8;
 844         f->field = V4L2_FIELD_SEQ_TB;
 845         f->colorspace = V4L2_COLORSPACE_SMPTE170M;
 846
 847         v4l2_dbg(1, debug, sd, "width = %d, height = %d\n", f->width,
 848                         f->height);
 849         return 0;
 850 }
 851
 852 static int tvp5150_s_crop(struct v4l2_subdev *sd, const struct v4l2_crop *a)
 853 {
 854         struct v4l2_rect rect = a->c;
 855         struct tvp5150 *decoder = to_tvp5150(sd);
 856         v4l2_std_id std;
 857         unsigned int hmax;
 858
 859         v4l2_dbg(1, debug, sd, "%s left=%d, top=%d, width=%d, height=%d\n",
 860                 __func__, rect.left, rect.top, rect.width, rect.height);
 861
 862         if (a->type != V4L2_BUF_TYPE_VIDEO_CAPTURE)
 863                 return -EINVAL;
 864
 865         /* tvp5150 has some special limits */
 866         rect.left = clamp(rect.left, 0, TVP5150_MAX_CROP_LEFT);
 867         rect.width = clamp_t(unsigned int, rect.width,
 868                              TVP5150_H_MAX - TVP5150_MAX_CROP_LEFT - rect.left,
 869                              TVP5150_H_MAX - rect.left);
 870         rect.top = clamp(rect.top, 0, TVP5150_MAX_CROP_TOP);
 871
 872         /* Calculate height based on current standard */
 873         if (decoder->norm == V4L2_STD_ALL)
 874                 std = tvp5150_read_std(sd);
 875         else
 876                 std = decoder->norm;
 877
 878         if (std & V4L2_STD_525_60)
 879                 hmax = TVP5150_V_MAX_525_60;
 880         else
 881                 hmax = TVP5150_V_MAX_OTHERS;
 882
 883         rect.height = clamp_t(unsigned int, rect.height,
 884                               hmax - TVP5150_MAX_CROP_TOP - rect.top,
 885                               hmax - rect.top);
 886
 887         tvp5150_write(sd, TVP5150_VERT_BLANKING_START, rect.top);
 888         tvp5150_write(sd, TVP5150_VERT_BLANKING_STOP,
 889                       rect.top + rect.height - hmax);
 890         tvp5150_write(sd, TVP5150_ACT_VD_CROP_ST_MSB,
 891                       rect.left >> TVP5150_CROP_SHIFT);
 892         tvp5150_write(sd, TVP5150_ACT_VD_CROP_ST_LSB,
 893                       rect.left | (1 << TVP5150_CROP_SHIFT));
 894         tvp5150_write(sd, TVP5150_ACT_VD_CROP_STP_MSB,
 895                       (rect.left + rect.width - TVP5150_MAX_CROP_LEFT) >>
 896                       TVP5150_CROP_SHIFT);
 897         tvp5150_write(sd, TVP5150_ACT_VD_CROP_STP_LSB,
 898                       rect.left + rect.width - TVP5150_MAX_CROP_LEFT);
 899
 900         decoder->rect = rect;
 901
 902         return 0;
 903 }
 904
 905 static int tvp5150_g_crop(struct v4l2_subdev *sd, struct v4l2_crop *a)
 906 {
 907         struct tvp5150 *decoder = to_tvp5150(sd);
 908
 909         a->c    = decoder->rect;
 910         a->type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
 911
 912         return 0;
 913 }
 914
 915 static int tvp5150_cropcap(struct v4l2_subdev *sd, struct v4l2_cropcap *a)
 916 {
 917         struct tvp5150 *decoder = to_tvp5150(sd);
 918         v4l2_std_id std;
 919
 920         if (a->type != V4L2_BUF_TYPE_VIDEO_CAPTURE)
 921                 return -EINVAL;
 922
 923         a->bounds.left                  = 0;
 924         a->bounds.top                   = 0;
 925         a->bounds.width                 = TVP5150_H_MAX;
 926
 927         /* Calculate height based on current standard */
 928         if (decoder->norm == V4L2_STD_ALL)
 929                 std = tvp5150_read_std(sd);
 930         else
 931                 std = decoder->norm;
 932
 933         if (std & V4L2_STD_525_60)
 934                 a->bounds.height = TVP5150_V_MAX_525_60;
 935         else
 936                 a->bounds.height = TVP5150_V_MAX_OTHERS;
 937
 938         a->defrect                      = a->bounds;
 939         a->pixelaspect.numerator        = 1;
 940         a->pixelaspect.denominator      = 1;
 941
 942         return 0;
 943 }
 944
 945 /****************************************************************************
 946                         I2C Command
 947  ****************************************************************************/
 948
 949 static int tvp5150_s_routing(struct v4l2_subdev *sd,
 950                              u32 input, u32 output, u32 config)
 951 {
 952         struct tvp5150 *decoder = to_tvp5150(sd);
 953
 954         decoder->input = input;
 955         decoder->output = output;
 956         tvp5150_selmux(sd);
 957         return 0;
 958 }
 959
 960 static int tvp5150_s_raw_fmt(struct v4l2_subdev *sd, struct v4l2_vbi_format *fmt)
 961 {
 962         /* this is for capturing 36 raw vbi lines
 963            if there's a way to cut off the beginning 2 vbi lines
 964            with the tvp5150 then the vbi line count could be lowered
 965            to 17 lines/field again, although I couldn't find a register
 966            which could do that cropping */
 967         if (fmt->sample_format == V4L2_PIX_FMT_GREY)
 968                 tvp5150_write(sd, TVP5150_LUMA_PROC_CTL_1, 0x70);
 969         if (fmt->count[0] == 18 && fmt->count[1] == 18) {
 970                 tvp5150_write(sd, TVP5150_VERT_BLANKING_START, 0x00);
 971                 tvp5150_write(sd, TVP5150_VERT_BLANKING_STOP, 0x01);
 972         }
 973         return 0;
 974 }
 975
 976 static int tvp5150_s_sliced_fmt(struct v4l2_subdev *sd, struct v4l2_sliced_vbi_format *svbi)
 977 {
 978         int i;
 979
 980         if (svbi->service_set != 0) {
 981                 for (i = 0; i <= 23; i++) {
 982                         svbi->service_lines[1][i] = 0;
 983                         svbi->service_lines[0][i] =
 984                                 tvp5150_set_vbi(sd, vbi_ram_default,
 985                                        svbi->service_lines[0][i], 0xf0, i, 3);
 986                 }
 987                 /* Enables FIFO */
 988                 tvp5150_write(sd, TVP5150_FIFO_OUT_CTRL, 1);
 989         } else {
 990                 /* Disables FIFO*/
 991                 tvp5150_write(sd, TVP5150_FIFO_OUT_CTRL, 0);
 992
 993                 /* Disable Full Field */
 994                 tvp5150_write(sd, TVP5150_FULL_FIELD_ENA, 0);
 995
 996                 /* Disable Line modes */
 997                 for (i = TVP5150_LINE_MODE_INI; i <= TVP5150_LINE_MODE_END; i++)
 998                         tvp5150_write(sd, i, 0xff);
 999         }
1000         return 0;
1001 }
1002
1003 static int tvp5150_g_sliced_fmt(struct v4l2_subdev *sd, struct v4l2_sliced_vbi_format *svbi)
1004 {
1005         int i, mask = 0;
1006
1007         memset(svbi->service_lines, 0, sizeof(svbi->service_lines));
1008
1009         for (i = 0; i <= 23; i++) {
1010                 svbi->service_lines[0][i] =
1011                         tvp5150_get_vbi(sd, vbi_ram_default, i);
1012                 mask |= svbi->service_lines[0][i];
1013         }
1014         svbi->service_set = mask;
1015         return 0;
1016 }
1017
1018 #ifdef CONFIG_VIDEO_ADV_DEBUG
1019 static int tvp5150_g_register(struct v4l2_subdev *sd, struct v4l2_dbg_register *reg)
1020 {
1021         int res;
1022
1023         res = tvp5150_read(sd, reg->reg & 0xff);
1024         if (res < 0) {
1025                 v4l2_err(sd, "%s: failed with error = %d\n", __func__, res);
1026                 return res;
1027         }
1028
1029         reg->val = res;
1030         reg->size = 1;
1031         return 0;
1032 }
1033
1034 static int tvp5150_s_register(struct v4l2_subdev *sd, const struct v4l2_dbg_register *reg)
1035 {
1036         tvp5150_write(sd, reg->reg & 0xff, reg->val & 0xff);
1037         return 0;
1038 }
1039 #endif
1040
1041 static int tvp5150_g_tuner(struct v4l2_subdev *sd, struct v4l2_tuner *vt)
1042 {
1043         int status = tvp5150_read(sd, 0x88);
1044
1045         vt->signal = ((status & 0x04) && (status & 0x02)) ? 0xffff : 0x0;
1046         return 0;
1047 }
1048
1049 /* ----------------------------------------------------------------------- */
1050
1051 static const struct v4l2_ctrl_ops tvp5150_ctrl_ops = {
1052         .s_ctrl = tvp5150_s_ctrl,
1053 };
1054
1055 static const struct v4l2_subdev_core_ops tvp5150_core_ops = {
1056         .log_status = tvp5150_log_status,
1057         .reset = tvp5150_reset,
1058 #ifdef CONFIG_VIDEO_ADV_DEBUG
1059         .g_register = tvp5150_g_register,
1060         .s_register = tvp5150_s_register,
1061 #endif
1062 };
1063
1064 static const struct v4l2_subdev_tuner_ops tvp5150_tuner_ops = {
1065         .g_tuner = tvp5150_g_tuner,
1066 };
1067
1068 static const struct v4l2_subdev_video_ops tvp5150_video_ops = {
1069         .s_std = tvp5150_s_std,
1070         .s_routing = tvp5150_s_routing,
1071         .enum_mbus_fmt = tvp5150_enum_mbus_fmt,
1072         .s_mbus_fmt = tvp5150_mbus_fmt,
1073         .try_mbus_fmt = tvp5150_mbus_fmt,
1074         .g_mbus_fmt = tvp5150_mbus_fmt,
1075         .s_crop = tvp5150_s_crop,
1076         .g_crop = tvp5150_g_crop,
1077         .cropcap = tvp5150_cropcap,
1078 };
1079
1080 static const struct v4l2_subdev_vbi_ops tvp5150_vbi_ops = {
1081         .g_sliced_vbi_cap = tvp5150_g_sliced_vbi_cap,
1082         .g_sliced_fmt = tvp5150_g_sliced_fmt,
1083         .s_sliced_fmt = tvp5150_s_sliced_fmt,
1084         .s_raw_fmt = tvp5150_s_raw_fmt,
1085 };
1086
1087 static const struct v4l2_subdev_ops tvp5150_ops = {
1088         .core = &tvp5150_core_ops,
1089         .tuner = &tvp5150_tuner_ops,
1090         .video = &tvp5150_video_ops,
1091         .vbi = &tvp5150_vbi_ops,
1092 };
1093
1094
1095 /****************************************************************************
1096                         I2C Client & Driver
1097  ****************************************************************************/
1098
1099 static int tvp5150_probe(struct i2c_client *c,
1100                          const struct i2c_device_id *id)
1101 {
1102         struct tvp5150 *core;
1103         struct v4l2_subdev *sd;
1104         int tvp5150_id[4];
1105         int i, res;
1106
1107         /* Check if the adapter supports the needed features */
1108         if (!i2c_check_functionality(c->adapter,
1109              I2C_FUNC_SMBUS_READ_BYTE | I2C_FUNC_SMBUS_WRITE_BYTE_DATA))
1110                 return -EIO;
1111
1112         core = devm_kzalloc(&c->dev, sizeof(*core), GFP_KERNEL);
1113         if (!core)
1114                 return -ENOMEM;
1115         sd = &core->sd;
1116         v4l2_i2c_subdev_init(sd, c, &tvp5150_ops);
1117
1118         /*
1119          * Read consequent registers - TVP5150_MSB_DEV_ID, TVP5150_LSB_DEV_ID,
1120          * TVP5150_ROM_MAJOR_VER, TVP5150_ROM_MINOR_VER
1121          */
1122         for (i = 0; i < 4; i++) {
1123                 res = tvp5150_read(sd, TVP5150_MSB_DEV_ID + i);
1124                 if (res < 0)
1125                         return res;
1126                 tvp5150_id[i] = res;
1127         }
1128
1129         v4l_info(c, "chip found @ 0x%02x (%s)\n",
1130                  c->addr << 1, c->adapter->name);
1131
1132         if (tvp5150_id[2] == 4 && tvp5150_id[3] == 0) { /* Is TVP5150AM1 */
1133                 v4l2_info(sd, "tvp%02x%02xam1 detected.\n",
1134                           tvp5150_id[0], tvp5150_id[1]);
1135
1136                 /* ITU-T BT.656.4 timing */
1137                 tvp5150_write(sd, TVP5150_REV_SELECT, 0);
1138         } else {
1139                 /* Is TVP5150A */
1140                 if (tvp5150_id[2] == 3 || tvp5150_id[3] == 0x21) {
1141                         v4l2_info(sd, "tvp%02x%02xa detected.\n",
1142                                   tvp5150_id[0], tvp5150_id[1]);
1143                 } else {
1144                         v4l2_info(sd, "*** unknown tvp%02x%02x chip detected.\n",
1145                                   tvp5150_id[0], tvp5150_id[1]);
1146                         v4l2_info(sd, "*** Rom ver is %d.%d\n",
1147                                   tvp5150_id[2], tvp5150_id[3]);
1148                 }
1149         }
1150
1151         core->norm = V4L2_STD_ALL;      /* Default is autodetect */
1152         core->input = TVP5150_COMPOSITE1;
1153         core->enable = 1;
1154
1155         v4l2_ctrl_handler_init(&core->hdl, 4);
1156         v4l2_ctrl_new_std(&core->hdl, &tvp5150_ctrl_ops,
1157                         V4L2_CID_BRIGHTNESS, 0, 255, 1, 128);
1158         v4l2_ctrl_new_std(&core->hdl, &tvp5150_ctrl_ops,
1159                         V4L2_CID_CONTRAST, 0, 255, 1, 128);
1160         v4l2_ctrl_new_std(&core->hdl, &tvp5150_ctrl_ops,
1161                         V4L2_CID_SATURATION, 0, 255, 1, 128);
1162         v4l2_ctrl_new_std(&core->hdl, &tvp5150_ctrl_ops,
1163                         V4L2_CID_HUE, -128, 127, 1, 0);
1164         sd->ctrl_handler = &core->hdl;
1165         if (core->hdl.error) {
1166                 res = core->hdl.error;
1167                 v4l2_ctrl_handler_free(&core->hdl);
1168                 return res;
1169         }
1170         v4l2_ctrl_handler_setup(&core->hdl);
1171
1172         /* Default is no cropping */
1173         core->rect.top = 0;
1174         if (tvp5150_read_std(sd) & V4L2_STD_525_60)
1175                 core->rect.height = TVP5150_V_MAX_525_60;
1176         else
1177                 core->rect.height = TVP5150_V_MAX_OTHERS;
1178         core->rect.left = 0;
1179         core->rect.width = TVP5150_H_MAX;
1180
1181         if (debug > 1)
1182                 tvp5150_log_status(sd);
1183         return 0;
1184 }
1185
1186 static int tvp5150_remove(struct i2c_client *c)
1187 {
1188         struct v4l2_subdev *sd = i2c_get_clientdata(c);
1189         struct tvp5150 *decoder = to_tvp5150(sd);
1190
1191         v4l2_dbg(1, debug, sd,
1192                 "tvp5150.c: removing tvp5150 adapter on address 0x%x\n",
1193                 c->addr << 1);
1194
1195         v4l2_device_unregister_subdev(sd);
1196         v4l2_ctrl_handler_free(&decoder->hdl);
1197         return 0;
1198 }
1199
1200 /* ----------------------------------------------------------------------- */
1201
1202 static const struct i2c_device_id tvp5150_id[] = {
1203         { "tvp5150", 0 },
1204         { }
1205 };
1206 MODULE_DEVICE_TABLE(i2c, tvp5150_id);
1207
1208 static struct i2c_driver tvp5150_driver = {
1209         .driver = {
1210                 .owner  = THIS_MODULE,
1211                 .name   = "tvp5150",
1212         },
1213         .probe          = tvp5150_probe,
1214         .remove         = tvp5150_remove,
1215         .id_table       = tvp5150_id,
1216 };
1217
1218 module_i2c_driver(tvp5150_driver);