drivers/media/video/tvp5150.c

   1 /*
   2  * tvp5150 - Texas Instruments TVP5150A/AM1 video decoder driver
   3  *
   4  * Copyright (c) 2005,2006 Mauro Carvalho Chehab (mchehab@infradead.org)
   5  * This code is placed under the terms of the GNU General Public License v2
   6  */
   7
   8 #include <linux/i2c.h>
   9 #include <linux/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-chip-ident.h>
  16 #include <media/v4l2-ctrls.h>
  17
  18 #include "tvp5150_reg.h"
  19
  20 #define TVP5150_H_MAX           720
  21 #define TVP5150_V_MAX_525_60    480
  22 #define TVP5150_V_MAX_OTHERS    576
  23 #define TVP5150_MAX_CROP_LEFT   511
  24 #define TVP5150_MAX_CROP_TOP    127
  25 #define TVP5150_CROP_SHIFT      2
  26
  27 MODULE_DESCRIPTION("Texas Instruments TVP5150A video decoder driver");
  28 MODULE_AUTHOR("Mauro Carvalho Chehab");
  29 MODULE_LICENSE("GPL");
  30
  31
  32 static int debug;
  33 module_param(debug, int, 0);
  34 MODULE_PARM_DESC(debug, "Debug level (0-2)");
  35
  36 struct tvp5150 {
  37         struct v4l2_subdev sd;
  38         struct v4l2_ctrl_handler hdl;
  39         struct v4l2_rect rect;
  40
  41         v4l2_std_id norm;       /* Current set standard */
  42         u32 input;
  43         u32 output;
  44         int enable;
  45 };
  46
  47 static inline struct tvp5150 *to_tvp5150(struct v4l2_subdev *sd)
  48 {
  49         return container_of(sd, struct tvp5150, sd);
  50 }
  51
  52 static inline struct v4l2_subdev *to_sd(struct v4l2_ctrl *ctrl)
  53 {
  54         return &container_of(ctrl->handler, struct tvp5150, hdl)->sd;
  55 }
  56
  57 static int tvp5150_read(struct v4l2_subdev *sd, unsigned char addr)
  58 {
  59         struct i2c_client *c = v4l2_get_subdevdata(sd);
  60         unsigned char buffer[1];
  61         int rc;
  62
  63         buffer[0] = addr;
  64         if (1 != (rc = i2c_master_send(c, buffer, 1)))
  65                 v4l2_dbg(0, debug, sd, "i2c i/o error: rc == %d (should be 1)\n", rc);
  66
  67         msleep(10);
  68
  69         if (1 != (rc = i2c_master_recv(c, buffer, 1)))
  70                 v4l2_dbg(0, debug, sd, "i2c i/o error: rc == %d (should be 1)\n", rc);
  71
  72         v4l2_dbg(2, debug, sd, "tvp5150: read 0x%02x = 0x%02x\n", addr, buffer[0]);
  73
  74         return (buffer[0]);
  75 }
  76
  77 static inline void tvp5150_write(struct v4l2_subdev *sd, unsigned char addr,
  78                                  unsigned char value)
  79 {
  80         struct i2c_client *c = v4l2_get_subdevdata(sd);
  81         unsigned char buffer[2];
  82         int rc;
  83
  84         buffer[0] = addr;
  85         buffer[1] = value;
  86         v4l2_dbg(2, debug, sd, "tvp5150: writing 0x%02x 0x%02x\n", buffer[0], buffer[1]);
  87         if (2 != (rc = i2c_master_send(c, buffer, 2)))
  88                 v4l2_dbg(0, debug, sd, "i2c i/o error: rc == %d (should be 2)\n", rc);
  89 }
  90
  91 static void dump_reg_range(struct v4l2_subdev *sd, char *s, u8 init,
  92                                 const u8 end, int max_line)
  93 {
  94         int i = 0;
  95
  96         while (init != (u8)(end + 1)) {
  97                 if ((i % max_line) == 0) {
  98                         if (i > 0)
  99                                 printk("\n");
 100                         printk("tvp5150: %s reg 0x%02x = ", s, init);
 101                 }
 102                 printk("%02x ", tvp5150_read(sd, init));
 103
 104                 init++;
 105                 i++;
 106         }
 107         printk("\n");
 108 }
 109
 110 static int tvp5150_log_status(struct v4l2_subdev *sd)
 111 {
 112         printk("tvp5150: Video input source selection #1 = 0x%02x\n",
 113                         tvp5150_read(sd, TVP5150_VD_IN_SRC_SEL_1));
 114         printk("tvp5150: Analog channel controls = 0x%02x\n",
 115                         tvp5150_read(sd, TVP5150_ANAL_CHL_CTL));
 116         printk("tvp5150: Operation mode controls = 0x%02x\n",
 117                         tvp5150_read(sd, TVP5150_OP_MODE_CTL));
 118         printk("tvp5150: Miscellaneous controls = 0x%02x\n",
 119                         tvp5150_read(sd, TVP5150_MISC_CTL));
 120         printk("tvp5150: Autoswitch mask= 0x%02x\n",
 121                         tvp5150_read(sd, TVP5150_AUTOSW_MSK));
 122         printk("tvp5150: Color killer threshold control = 0x%02x\n",
 123                         tvp5150_read(sd, TVP5150_COLOR_KIL_THSH_CTL));
 124         printk("tvp5150: Luminance processing controls #1 #2 and #3 = %02x %02x %02x\n",
 125                         tvp5150_read(sd, TVP5150_LUMA_PROC_CTL_1),
 126                         tvp5150_read(sd, TVP5150_LUMA_PROC_CTL_2),
 127                         tvp5150_read(sd, TVP5150_LUMA_PROC_CTL_3));
 128         printk("tvp5150: Brightness control = 0x%02x\n",
 129                         tvp5150_read(sd, TVP5150_BRIGHT_CTL));
 130         printk("tvp5150: Color saturation control = 0x%02x\n",
 131                         tvp5150_read(sd, TVP5150_SATURATION_CTL));
 132         printk("tvp5150: Hue control = 0x%02x\n",
 133                         tvp5150_read(sd, TVP5150_HUE_CTL));
 134         printk("tvp5150: Contrast control = 0x%02x\n",
 135                         tvp5150_read(sd, TVP5150_CONTRAST_CTL));
 136         printk("tvp5150: Outputs and data rates select = 0x%02x\n",
 137                         tvp5150_read(sd, TVP5150_DATA_RATE_SEL));
 138         printk("tvp5150: Configuration shared pins = 0x%02x\n",
 139                         tvp5150_read(sd, TVP5150_CONF_SHARED_PIN));
 140         printk("tvp5150: Active video cropping start = 0x%02x%02x\n",
 141                         tvp5150_read(sd, TVP5150_ACT_VD_CROP_ST_MSB),
 142                         tvp5150_read(sd, TVP5150_ACT_VD_CROP_ST_LSB));
 143         printk("tvp5150: Active video cropping stop  = 0x%02x%02x\n",
 144                         tvp5150_read(sd, TVP5150_ACT_VD_CROP_STP_MSB),
 145                         tvp5150_read(sd, TVP5150_ACT_VD_CROP_STP_LSB));
 146         printk("tvp5150: Genlock/RTC = 0x%02x\n",
 147                         tvp5150_read(sd, TVP5150_GENLOCK));
 148         printk("tvp5150: Horizontal sync start = 0x%02x\n",
 149                         tvp5150_read(sd, TVP5150_HORIZ_SYNC_START));
 150         printk("tvp5150: Vertical blanking start = 0x%02x\n",
 151                         tvp5150_read(sd, TVP5150_VERT_BLANKING_START));
 152         printk("tvp5150: Vertical blanking stop = 0x%02x\n",
 153                         tvp5150_read(sd, TVP5150_VERT_BLANKING_STOP));
 154         printk("tvp5150: Chrominance processing control #1 and #2 = %02x %02x\n",
 155                         tvp5150_read(sd, TVP5150_CHROMA_PROC_CTL_1),
 156                         tvp5150_read(sd, TVP5150_CHROMA_PROC_CTL_2));
 157         printk("tvp5150: Interrupt reset register B = 0x%02x\n",
 158                         tvp5150_read(sd, TVP5150_INT_RESET_REG_B));
 159         printk("tvp5150: Interrupt enable register B = 0x%02x\n",
 160                         tvp5150_read(sd, TVP5150_INT_ENABLE_REG_B));
 161         printk("tvp5150: Interrupt configuration register B = 0x%02x\n",
 162                         tvp5150_read(sd, TVP5150_INTT_CONFIG_REG_B));
 163         printk("tvp5150: Video standard = 0x%02x\n",
 164                         tvp5150_read(sd, TVP5150_VIDEO_STD));
 165         printk("tvp5150: Chroma gain factor: Cb=0x%02x Cr=0x%02x\n",
 166                         tvp5150_read(sd, TVP5150_CB_GAIN_FACT),
 167                         tvp5150_read(sd, TVP5150_CR_GAIN_FACTOR));
 168         printk("tvp5150: Macrovision on counter = 0x%02x\n",
 169                         tvp5150_read(sd, TVP5150_MACROVISION_ON_CTR));
 170         printk("tvp5150: Macrovision off counter = 0x%02x\n",
 171                         tvp5150_read(sd, TVP5150_MACROVISION_OFF_CTR));
 172         printk("tvp5150: ITU-R BT.656.%d timing(TVP5150AM1 only)\n",
 173                         (tvp5150_read(sd, TVP5150_REV_SELECT) & 1) ? 3 : 4);
 174         printk("tvp5150: Device ID = %02x%02x\n",
 175                         tvp5150_read(sd, TVP5150_MSB_DEV_ID),
 176                         tvp5150_read(sd, TVP5150_LSB_DEV_ID));
 177         printk("tvp5150: ROM version = (hex) %02x.%02x\n",
 178                         tvp5150_read(sd, TVP5150_ROM_MAJOR_VER),
 179                         tvp5150_read(sd, TVP5150_ROM_MINOR_VER));
 180         printk("tvp5150: Vertical line count = 0x%02x%02x\n",
 181                         tvp5150_read(sd, TVP5150_VERT_LN_COUNT_MSB),
 182                         tvp5150_read(sd, TVP5150_VERT_LN_COUNT_LSB));
 183         printk("tvp5150: Interrupt status register B = 0x%02x\n",
 184                         tvp5150_read(sd, TVP5150_INT_STATUS_REG_B));
 185         printk("tvp5150: Interrupt active register B = 0x%02x\n",
 186                         tvp5150_read(sd, TVP5150_INT_ACTIVE_REG_B));
 187         printk("tvp5150: Status regs #1 to #5 = %02x %02x %02x %02x %02x\n",
 188                         tvp5150_read(sd, TVP5150_STATUS_REG_1),
 189                         tvp5150_read(sd, TVP5150_STATUS_REG_2),
 190                         tvp5150_read(sd, TVP5150_STATUS_REG_3),
 191                         tvp5150_read(sd, TVP5150_STATUS_REG_4),
 192                         tvp5150_read(sd, TVP5150_STATUS_REG_5));
 193
 194         dump_reg_range(sd, "Teletext filter 1",   TVP5150_TELETEXT_FIL1_INI,
 195                         TVP5150_TELETEXT_FIL1_END, 8);
 196         dump_reg_range(sd, "Teletext filter 2",   TVP5150_TELETEXT_FIL2_INI,
 197                         TVP5150_TELETEXT_FIL2_END, 8);
 198
 199         printk("tvp5150: Teletext filter enable = 0x%02x\n",
 200                         tvp5150_read(sd, TVP5150_TELETEXT_FIL_ENA));
 201         printk("tvp5150: Interrupt status register A = 0x%02x\n",
 202                         tvp5150_read(sd, TVP5150_INT_STATUS_REG_A));
 203         printk("tvp5150: Interrupt enable register A = 0x%02x\n",
 204                         tvp5150_read(sd, TVP5150_INT_ENABLE_REG_A));
 205         printk("tvp5150: Interrupt configuration = 0x%02x\n",
 206                         tvp5150_read(sd, TVP5150_INT_CONF));
 207         printk("tvp5150: VDP status register = 0x%02x\n",
 208                         tvp5150_read(sd, TVP5150_VDP_STATUS_REG));
 209         printk("tvp5150: FIFO word count = 0x%02x\n",
 210                         tvp5150_read(sd, TVP5150_FIFO_WORD_COUNT));
 211         printk("tvp5150: FIFO interrupt threshold = 0x%02x\n",
 212                         tvp5150_read(sd, TVP5150_FIFO_INT_THRESHOLD));
 213         printk("tvp5150: FIFO reset = 0x%02x\n",
 214                         tvp5150_read(sd, TVP5150_FIFO_RESET));
 215         printk("tvp5150: Line number interrupt = 0x%02x\n",
 216                         tvp5150_read(sd, TVP5150_LINE_NUMBER_INT));
 217         printk("tvp5150: Pixel alignment register = 0x%02x%02x\n",
 218                         tvp5150_read(sd, TVP5150_PIX_ALIGN_REG_HIGH),
 219                         tvp5150_read(sd, TVP5150_PIX_ALIGN_REG_LOW));
 220         printk("tvp5150: FIFO output control = 0x%02x\n",
 221                         tvp5150_read(sd, TVP5150_FIFO_OUT_CTRL));
 222         printk("tvp5150: Full field enable = 0x%02x\n",
 223                         tvp5150_read(sd, TVP5150_FULL_FIELD_ENA));
 224         printk("tvp5150: Full field mode register = 0x%02x\n",
 225                         tvp5150_read(sd, TVP5150_FULL_FIELD_MODE_REG));
 226
 227         dump_reg_range(sd, "CC   data",   TVP5150_CC_DATA_INI,
 228                         TVP5150_CC_DATA_END, 8);
 229
 230         dump_reg_range(sd, "WSS  data",   TVP5150_WSS_DATA_INI,
 231                         TVP5150_WSS_DATA_END, 8);
 232
 233         dump_reg_range(sd, "VPS  data",   TVP5150_VPS_DATA_INI,
 234                         TVP5150_VPS_DATA_END, 8);
 235
 236         dump_reg_range(sd, "VITC data",   TVP5150_VITC_DATA_INI,
 237                         TVP5150_VITC_DATA_END, 10);
 238
 239         dump_reg_range(sd, "Line mode",   TVP5150_LINE_MODE_INI,
 240                         TVP5150_LINE_MODE_END, 8);
 241         return 0;
 242 }
 243
 244 /****************************************************************************
 245                         Basic functions
 246  ****************************************************************************/
 247
 248 static inline void tvp5150_selmux(struct v4l2_subdev *sd)
 249 {
 250         int opmode = 0;
 251         struct tvp5150 *decoder = to_tvp5150(sd);
 252         int input = 0;
 253         unsigned char val;
 254
 255         if ((decoder->output & TVP5150_BLACK_SCREEN) || !decoder->enable)
 256                 input = 8;
 257
 258         switch (decoder->input) {
 259         case TVP5150_COMPOSITE1:
 260                 input |= 2;
 261                 /* fall through */
 262         case TVP5150_COMPOSITE0:
 263                 break;
 264         case TVP5150_SVIDEO:
 265         default:
 266                 input |= 1;
 267                 break;
 268         }
 269
 270         v4l2_dbg(1, debug, sd, "Selecting video route: route input=%i, output=%i "
 271                         "=> tvp5150 input=%i, opmode=%i\n",
 272                         decoder->input, decoder->output,
 273                         input, opmode);
 274
 275         tvp5150_write(sd, TVP5150_OP_MODE_CTL, opmode);
 276         tvp5150_write(sd, TVP5150_VD_IN_SRC_SEL_1, input);
 277
 278         /* Svideo should enable YCrCb output and disable GPCL output
 279          * For Composite and TV, it should be the reverse
 280          */
 281         val = tvp5150_read(sd, TVP5150_MISC_CTL);
 282         if (decoder->input == TVP5150_SVIDEO)
 283                 val = (val & ~0x40) | 0x10;
 284         else
 285                 val = (val & ~0x10) | 0x40;
 286         tvp5150_write(sd, TVP5150_MISC_CTL, val);
 287 };
 288
 289 struct i2c_reg_value {
 290         unsigned char reg;
 291         unsigned char value;
 292 };
 293
 294 /* Default values as sugested at TVP5150AM1 datasheet */
 295 static const struct i2c_reg_value tvp5150_init_default[] = {
 296         { /* 0x00 */
 297                 TVP5150_VD_IN_SRC_SEL_1,0x00
 298         },
 299         { /* 0x01 */
 300                 TVP5150_ANAL_CHL_CTL,0x15
 301         },
 302         { /* 0x02 */
 303                 TVP5150_OP_MODE_CTL,0x00
 304         },
 305         { /* 0x03 */
 306                 TVP5150_MISC_CTL,0x01
 307         },
 308         { /* 0x06 */
 309                 TVP5150_COLOR_KIL_THSH_CTL,0x10
 310         },
 311         { /* 0x07 */
 312                 TVP5150_LUMA_PROC_CTL_1,0x60
 313         },
 314         { /* 0x08 */
 315                 TVP5150_LUMA_PROC_CTL_2,0x00
 316         },
 317         { /* 0x09 */
 318                 TVP5150_BRIGHT_CTL,0x80
 319         },
 320         { /* 0x0a */
 321                 TVP5150_SATURATION_CTL,0x80
 322         },
 323         { /* 0x0b */
 324                 TVP5150_HUE_CTL,0x00
 325         },
 326         { /* 0x0c */
 327                 TVP5150_CONTRAST_CTL,0x80
 328         },
 329         { /* 0x0d */
 330                 TVP5150_DATA_RATE_SEL,0x47
 331         },
 332         { /* 0x0e */
 333                 TVP5150_LUMA_PROC_CTL_3,0x00
 334         },
 335         { /* 0x0f */
 336                 TVP5150_CONF_SHARED_PIN,0x08
 337         },
 338         { /* 0x11 */
 339                 TVP5150_ACT_VD_CROP_ST_MSB,0x00
 340         },
 341         { /* 0x12 */
 342                 TVP5150_ACT_VD_CROP_ST_LSB,0x00
 343         },
 344         { /* 0x13 */
 345                 TVP5150_ACT_VD_CROP_STP_MSB,0x00
 346         },
 347         { /* 0x14 */
 348                 TVP5150_ACT_VD_CROP_STP_LSB,0x00
 349         },
 350         { /* 0x15 */
 351                 TVP5150_GENLOCK,0x01
 352         },
 353         { /* 0x16 */
 354                 TVP5150_HORIZ_SYNC_START,0x80
 355         },
 356         { /* 0x18 */
 357                 TVP5150_VERT_BLANKING_START,0x00
 358         },
 359         { /* 0x19 */
 360                 TVP5150_VERT_BLANKING_STOP,0x00
 361         },
 362         { /* 0x1a */
 363                 TVP5150_CHROMA_PROC_CTL_1,0x0c
 364         },
 365         { /* 0x1b */
 366                 TVP5150_CHROMA_PROC_CTL_2,0x14
 367         },
 368         { /* 0x1c */
 369                 TVP5150_INT_RESET_REG_B,0x00
 370         },
 371         { /* 0x1d */
 372                 TVP5150_INT_ENABLE_REG_B,0x00
 373         },
 374         { /* 0x1e */
 375                 TVP5150_INTT_CONFIG_REG_B,0x00
 376         },
 377         { /* 0x28 */
 378                 TVP5150_VIDEO_STD,0x00
 379         },
 380         { /* 0x2e */
 381                 TVP5150_MACROVISION_ON_CTR,0x0f
 382         },
 383         { /* 0x2f */
 384                 TVP5150_MACROVISION_OFF_CTR,0x01
 385         },
 386         { /* 0xbb */
 387                 TVP5150_TELETEXT_FIL_ENA,0x00
 388         },
 389         { /* 0xc0 */
 390                 TVP5150_INT_STATUS_REG_A,0x00
 391         },
 392         { /* 0xc1 */
 393                 TVP5150_INT_ENABLE_REG_A,0x00
 394         },
 395         { /* 0xc2 */
 396                 TVP5150_INT_CONF,0x04
 397         },
 398         { /* 0xc8 */
 399                 TVP5150_FIFO_INT_THRESHOLD,0x80
 400         },
 401         { /* 0xc9 */
 402                 TVP5150_FIFO_RESET,0x00
 403         },
 404         { /* 0xca */
 405                 TVP5150_LINE_NUMBER_INT,0x00
 406         },
 407         { /* 0xcb */
 408                 TVP5150_PIX_ALIGN_REG_LOW,0x4e
 409         },
 410         { /* 0xcc */
 411                 TVP5150_PIX_ALIGN_REG_HIGH,0x00
 412         },
 413         { /* 0xcd */
 414                 TVP5150_FIFO_OUT_CTRL,0x01
 415         },
 416         { /* 0xcf */
 417                 TVP5150_FULL_FIELD_ENA,0x00
 418         },
 419         { /* 0xd0 */
 420                 TVP5150_LINE_MODE_INI,0x00
 421         },
 422         { /* 0xfc */
 423                 TVP5150_FULL_FIELD_MODE_REG,0x7f
 424         },
 425         { /* end of data */
 426                 0xff,0xff
 427         }
 428 };
 429
 430 /* Default values as sugested at TVP5150AM1 datasheet */
 431 static const struct i2c_reg_value tvp5150_init_enable[] = {
 432         {
 433                 TVP5150_CONF_SHARED_PIN, 2
 434         },{     /* Automatic offset and AGC enabled */
 435                 TVP5150_ANAL_CHL_CTL, 0x15
 436         },{     /* Activate YCrCb output 0x9 or 0xd ? */
 437                 TVP5150_MISC_CTL, 0x6f
 438         },{     /* Activates video std autodetection for all standards */
 439                 TVP5150_AUTOSW_MSK, 0x0
 440         },{     /* Default format: 0x47. For 4:2:2: 0x40 */
 441                 TVP5150_DATA_RATE_SEL, 0x47
 442         },{
 443                 TVP5150_CHROMA_PROC_CTL_1, 0x0c
 444         },{
 445                 TVP5150_CHROMA_PROC_CTL_2, 0x54
 446         },{     /* Non documented, but initialized on WinTV USB2 */
 447                 0x27, 0x20
 448         },{
 449                 0xff,0xff
 450         }
 451 };
 452
 453 struct tvp5150_vbi_type {
 454         unsigned int vbi_type;
 455         unsigned int ini_line;
 456         unsigned int end_line;
 457         unsigned int by_field :1;
 458 };
 459
 460 struct i2c_vbi_ram_value {
 461         u16 reg;
 462         struct tvp5150_vbi_type type;
 463         unsigned char values[16];
 464 };
 465
 466 /* This struct have the values for each supported VBI Standard
 467  * by
 468  tvp5150_vbi_types should follow the same order as vbi_ram_default
 469  * value 0 means rom position 0x10, value 1 means rom position 0x30
 470  * and so on. There are 16 possible locations from 0 to 15.
 471  */
 472
 473 static struct i2c_vbi_ram_value vbi_ram_default[] =
 474 {
 475         /* FIXME: Current api doesn't handle all VBI types, those not
 476            yet supported are placed under #if 0 */
 477 #if 0
 478         {0x010, /* Teletext, SECAM, WST System A */
 479                 {V4L2_SLICED_TELETEXT_SECAM,6,23,1},
 480                 { 0xaa, 0xaa, 0xff, 0xff, 0xe7, 0x2e, 0x20, 0x26,
 481                   0xe6, 0xb4, 0x0e, 0x00, 0x00, 0x00, 0x10, 0x00 }
 482         },
 483 #endif
 484         {0x030, /* Teletext, PAL, WST System B */
 485                 {V4L2_SLICED_TELETEXT_B,6,22,1},
 486                 { 0xaa, 0xaa, 0xff, 0xff, 0x27, 0x2e, 0x20, 0x2b,
 487                   0xa6, 0x72, 0x10, 0x00, 0x00, 0x00, 0x10, 0x00 }
 488         },
 489 #if 0
 490         {0x050, /* Teletext, PAL, WST System C */
 491                 {V4L2_SLICED_TELETEXT_PAL_C,6,22,1},
 492                 { 0xaa, 0xaa, 0xff, 0xff, 0xe7, 0x2e, 0x20, 0x22,
 493                   0xa6, 0x98, 0x0d, 0x00, 0x00, 0x00, 0x10, 0x00 }
 494         },
 495         {0x070, /* Teletext, NTSC, WST System B */
 496                 {V4L2_SLICED_TELETEXT_NTSC_B,10,21,1},
 497                 { 0xaa, 0xaa, 0xff, 0xff, 0x27, 0x2e, 0x20, 0x23,
 498                   0x69, 0x93, 0x0d, 0x00, 0x00, 0x00, 0x10, 0x00 }
 499         },
 500         {0x090, /* Tetetext, NTSC NABTS System C */
 501                 {V4L2_SLICED_TELETEXT_NTSC_C,10,21,1},
 502                 { 0xaa, 0xaa, 0xff, 0xff, 0xe7, 0x2e, 0x20, 0x22,
 503                   0x69, 0x93, 0x0d, 0x00, 0x00, 0x00, 0x15, 0x00 }
 504         },
 505         {0x0b0, /* Teletext, NTSC-J, NABTS System D */
 506                 {V4L2_SLICED_TELETEXT_NTSC_D,10,21,1},
 507                 { 0xaa, 0xaa, 0xff, 0xff, 0xa7, 0x2e, 0x20, 0x23,
 508                   0x69, 0x93, 0x0d, 0x00, 0x00, 0x00, 0x10, 0x00 }
 509         },
 510         {0x0d0, /* Closed Caption, PAL/SECAM */
 511                 {V4L2_SLICED_CAPTION_625,22,22,1},
 512                 { 0xaa, 0x2a, 0xff, 0x3f, 0x04, 0x51, 0x6e, 0x02,
 513                   0xa6, 0x7b, 0x09, 0x00, 0x00, 0x00, 0x27, 0x00 }
 514         },
 515 #endif
 516         {0x0f0, /* Closed Caption, NTSC */
 517                 {V4L2_SLICED_CAPTION_525,21,21,1},
 518                 { 0xaa, 0x2a, 0xff, 0x3f, 0x04, 0x51, 0x6e, 0x02,
 519                   0x69, 0x8c, 0x09, 0x00, 0x00, 0x00, 0x27, 0x00 }
 520         },
 521         {0x110, /* Wide Screen Signal, PAL/SECAM */
 522                 {V4L2_SLICED_WSS_625,23,23,1},
 523                 { 0x5b, 0x55, 0xc5, 0xff, 0x00, 0x71, 0x6e, 0x42,
 524                   0xa6, 0xcd, 0x0f, 0x00, 0x00, 0x00, 0x3a, 0x00 }
 525         },
 526 #if 0
 527         {0x130, /* Wide Screen Signal, NTSC C */
 528                 {V4L2_SLICED_WSS_525,20,20,1},
 529                 { 0x38, 0x00, 0x3f, 0x00, 0x00, 0x71, 0x6e, 0x43,
 530                   0x69, 0x7c, 0x08, 0x00, 0x00, 0x00, 0x39, 0x00 }
 531         },
 532         {0x150, /* Vertical Interval Timecode (VITC), PAL/SECAM */
 533                 {V4l2_SLICED_VITC_625,6,22,0},
 534                 { 0x00, 0x00, 0x00, 0x00, 0x00, 0x8f, 0x6d, 0x49,
 535                   0xa6, 0x85, 0x08, 0x00, 0x00, 0x00, 0x4c, 0x00 }
 536         },
 537         {0x170, /* Vertical Interval Timecode (VITC), NTSC */
 538                 {V4l2_SLICED_VITC_525,10,20,0},
 539                 { 0x00, 0x00, 0x00, 0x00, 0x00, 0x8f, 0x6d, 0x49,
 540                   0x69, 0x94, 0x08, 0x00, 0x00, 0x00, 0x4c, 0x00 }
 541         },
 542 #endif
 543         {0x190, /* Video Program System (VPS), PAL */
 544                 {V4L2_SLICED_VPS,16,16,0},
 545                 { 0xaa, 0xaa, 0xff, 0xff, 0xba, 0xce, 0x2b, 0x0d,
 546                   0xa6, 0xda, 0x0b, 0x00, 0x00, 0x00, 0x60, 0x00 }
 547         },
 548         /* 0x1d0 User programmable */
 549
 550         /* End of struct */
 551         { (u16)-1 }
 552 };
 553
 554 static int tvp5150_write_inittab(struct v4l2_subdev *sd,
 555                                 const struct i2c_reg_value *regs)
 556 {
 557         while (regs->reg != 0xff) {
 558                 tvp5150_write(sd, regs->reg, regs->value);
 559                 regs++;
 560         }
 561         return 0;
 562 }
 563
 564 static int tvp5150_vdp_init(struct v4l2_subdev *sd,
 565                                 const struct i2c_vbi_ram_value *regs)
 566 {
 567         unsigned int i;
 568
 569         /* Disable Full Field */
 570         tvp5150_write(sd, TVP5150_FULL_FIELD_ENA, 0);
 571
 572         /* Before programming, Line mode should be at 0xff */
 573         for (i = TVP5150_LINE_MODE_INI; i <= TVP5150_LINE_MODE_END; i++)
 574                 tvp5150_write(sd, i, 0xff);
 575
 576         /* Load Ram Table */
 577         while (regs->reg != (u16)-1) {
 578                 tvp5150_write(sd, TVP5150_CONF_RAM_ADDR_HIGH, regs->reg >> 8);
 579                 tvp5150_write(sd, TVP5150_CONF_RAM_ADDR_LOW, regs->reg);
 580
 581                 for (i = 0; i < 16; i++)
 582                         tvp5150_write(sd, TVP5150_VDP_CONF_RAM_DATA, regs->values[i]);
 583
 584                 regs++;
 585         }
 586         return 0;
 587 }
 588
 589 /* Fills VBI capabilities based on i2c_vbi_ram_value struct */
 590 static int tvp5150_g_sliced_vbi_cap(struct v4l2_subdev *sd,
 591                                 struct v4l2_sliced_vbi_cap *cap)
 592 {
 593         const struct i2c_vbi_ram_value *regs = vbi_ram_default;
 594         int line;
 595
 596         v4l2_dbg(1, debug, sd, "g_sliced_vbi_cap\n");
 597         memset(cap, 0, sizeof *cap);
 598
 599         while (regs->reg != (u16)-1 ) {
 600                 for (line=regs->type.ini_line;line<=regs->type.end_line;line++) {
 601                         cap->service_lines[0][line] |= regs->type.vbi_type;
 602                 }
 603                 cap->service_set |= regs->type.vbi_type;
 604
 605                 regs++;
 606         }
 607         return 0;
 608 }
 609
 610 /* Set vbi processing
 611  * type - one of tvp5150_vbi_types
 612  * line - line to gather data
 613  * fields: bit 0 field1, bit 1, field2
 614  * flags (default=0xf0) is a bitmask, were set means:
 615  *      bit 7: enable filtering null bytes on CC
 616  *      bit 6: send data also to FIFO
 617  *      bit 5: don't allow data with errors on FIFO
 618  *      bit 4: enable ECC when possible
 619  * pix_align = pix alignment:
 620  *      LSB = field1
 621  *      MSB = field2
 622  */
 623 static int tvp5150_set_vbi(struct v4l2_subdev *sd,
 624                         const struct i2c_vbi_ram_value *regs,
 625                         unsigned int type,u8 flags, int line,
 626                         const int fields)
 627 {
 628         struct tvp5150 *decoder = to_tvp5150(sd);
 629         v4l2_std_id std = decoder->norm;
 630         u8 reg;
 631         int pos=0;
 632
 633         if (std == V4L2_STD_ALL) {
 634                 v4l2_err(sd, "VBI can't be configured without knowing number of lines\n");
 635                 return 0;
 636         } else if (std & V4L2_STD_625_50) {
 637                 /* Don't follow NTSC Line number convension */
 638                 line += 3;
 639         }
 640
 641         if (line<6||line>27)
 642                 return 0;
 643
 644         while (regs->reg != (u16)-1 ) {
 645                 if ((type & regs->type.vbi_type) &&
 646                     (line>=regs->type.ini_line) &&
 647                     (line<=regs->type.end_line)) {
 648                         type=regs->type.vbi_type;
 649                         break;
 650                 }
 651
 652                 regs++;
 653                 pos++;
 654         }
 655         if (regs->reg == (u16)-1)
 656                 return 0;
 657
 658         type=pos | (flags & 0xf0);
 659         reg=((line-6)<<1)+TVP5150_LINE_MODE_INI;
 660
 661         if (fields&1) {
 662                 tvp5150_write(sd, reg, type);
 663         }
 664
 665         if (fields&2) {
 666                 tvp5150_write(sd, reg+1, type);
 667         }
 668
 669         return type;
 670 }
 671
 672 static int tvp5150_get_vbi(struct v4l2_subdev *sd,
 673                         const struct i2c_vbi_ram_value *regs, int line)
 674 {
 675         struct tvp5150 *decoder = to_tvp5150(sd);
 676         v4l2_std_id std = decoder->norm;
 677         u8 reg;
 678         int pos, type = 0;
 679
 680         if (std == V4L2_STD_ALL) {
 681                 v4l2_err(sd, "VBI can't be configured without knowing number of lines\n");
 682                 return 0;
 683         } else if (std & V4L2_STD_625_50) {
 684                 /* Don't follow NTSC Line number convension */
 685                 line += 3;
 686         }
 687
 688         if (line < 6 || line > 27)
 689                 return 0;
 690
 691         reg = ((line - 6) << 1) + TVP5150_LINE_MODE_INI;
 692
 693         pos = tvp5150_read(sd, reg) & 0x0f;
 694         if (pos < 0x0f)
 695                 type = regs[pos].type.vbi_type;
 696
 697         pos = tvp5150_read(sd, reg + 1) & 0x0f;
 698         if (pos < 0x0f)
 699                 type |= regs[pos].type.vbi_type;
 700
 701         return type;
 702 }
 703
 704 static int tvp5150_set_std(struct v4l2_subdev *sd, v4l2_std_id std)
 705 {
 706         struct tvp5150 *decoder = to_tvp5150(sd);
 707         int fmt = 0;
 708
 709         decoder->norm = std;
 710
 711         /* First tests should be against specific std */
 712
 713         if (std == V4L2_STD_ALL) {
 714                 fmt = VIDEO_STD_AUTO_SWITCH_BIT;        /* Autodetect mode */
 715         } else if (std & V4L2_STD_NTSC_443) {
 716                 fmt = VIDEO_STD_NTSC_4_43_BIT;
 717         } else if (std & V4L2_STD_PAL_M) {
 718                 fmt = VIDEO_STD_PAL_M_BIT;
 719         } else if (std & (V4L2_STD_PAL_N | V4L2_STD_PAL_Nc)) {
 720                 fmt = VIDEO_STD_PAL_COMBINATION_N_BIT;
 721         } else {
 722                 /* Then, test against generic ones */
 723                 if (std & V4L2_STD_NTSC)
 724                         fmt = VIDEO_STD_NTSC_MJ_BIT;
 725                 else if (std & V4L2_STD_PAL)
 726                         fmt = VIDEO_STD_PAL_BDGHIN_BIT;
 727                 else if (std & V4L2_STD_SECAM)
 728                         fmt = VIDEO_STD_SECAM_BIT;
 729         }
 730
 731         v4l2_dbg(1, debug, sd, "Set video std register to %d.\n", fmt);
 732         tvp5150_write(sd, TVP5150_VIDEO_STD, fmt);
 733         return 0;
 734 }
 735
 736 static int tvp5150_s_std(struct v4l2_subdev *sd, v4l2_std_id std)
 737 {
 738         struct tvp5150 *decoder = to_tvp5150(sd);
 739
 740         if (decoder->norm == std)
 741                 return 0;
 742
 743         /* Change cropping height limits */
 744         if (std & V4L2_STD_525_60)
 745                 decoder->rect.height = TVP5150_V_MAX_525_60;
 746         else
 747                 decoder->rect.height = TVP5150_V_MAX_OTHERS;
 748
 749
 750         return tvp5150_set_std(sd, std);
 751 }
 752
 753 static int tvp5150_reset(struct v4l2_subdev *sd, u32 val)
 754 {
 755         struct tvp5150 *decoder = to_tvp5150(sd);
 756
 757         /* Initializes TVP5150 to its default values */
 758         tvp5150_write_inittab(sd, tvp5150_init_default);
 759
 760         /* Initializes VDP registers */
 761         tvp5150_vdp_init(sd, vbi_ram_default);
 762
 763         /* Selects decoder input */
 764         tvp5150_selmux(sd);
 765
 766         /* Initializes TVP5150 to stream enabled values */
 767         tvp5150_write_inittab(sd, tvp5150_init_enable);
 768
 769         /* Initialize image preferences */
 770         v4l2_ctrl_handler_setup(&decoder->hdl);
 771
 772         tvp5150_set_std(sd, decoder->norm);
 773         return 0;
 774 };
 775
 776 static int tvp5150_s_ctrl(struct v4l2_ctrl *ctrl)
 777 {
 778         struct v4l2_subdev *sd = to_sd(ctrl);
 779
 780         switch (ctrl->id) {
 781         case V4L2_CID_BRIGHTNESS:
 782                 tvp5150_write(sd, TVP5150_BRIGHT_CTL, ctrl->val);
 783                 return 0;
 784         case V4L2_CID_CONTRAST:
 785                 tvp5150_write(sd, TVP5150_CONTRAST_CTL, ctrl->val);
 786                 return 0;
 787         case V4L2_CID_SATURATION:
 788                 tvp5150_write(sd, TVP5150_SATURATION_CTL, ctrl->val);
 789                 return 0;
 790         case V4L2_CID_HUE:
 791                 tvp5150_write(sd, TVP5150_HUE_CTL, ctrl->val);
 792                 return 0;
 793         }
 794         return -EINVAL;
 795 }
 796
 797 static v4l2_std_id tvp5150_read_std(struct v4l2_subdev *sd)
 798 {
 799         int val = tvp5150_read(sd, TVP5150_STATUS_REG_5);
 800
 801         switch (val & 0x0F) {
 802         case 0x01:
 803                 return V4L2_STD_NTSC;
 804         case 0x03:
 805                 return V4L2_STD_PAL;
 806         case 0x05:
 807                 return V4L2_STD_PAL_M;
 808         case 0x07:
 809                 return V4L2_STD_PAL_N | V4L2_STD_PAL_Nc;
 810         case 0x09:
 811                 return V4L2_STD_NTSC_443;
 812         case 0xb:
 813                 return V4L2_STD_SECAM;
 814         default:
 815                 return V4L2_STD_UNKNOWN;
 816         }
 817 }
 818
 819 static int tvp5150_enum_mbus_fmt(struct v4l2_subdev *sd, unsigned index,
 820                                                 enum v4l2_mbus_pixelcode *code)
 821 {
 822         if (index)
 823                 return -EINVAL;
 824
 825         *code = V4L2_MBUS_FMT_YUYV8_2X8;
 826         return 0;
 827 }
 828
 829 static int tvp5150_mbus_fmt(struct v4l2_subdev *sd,
 830                             struct v4l2_mbus_framefmt *f)
 831 {
 832         struct tvp5150 *decoder = to_tvp5150(sd);
 833         v4l2_std_id std;
 834
 835         if (f == NULL)
 836                 return -EINVAL;
 837
 838         tvp5150_reset(sd, 0);
 839
 840         /* Calculate height and width based on current standard */
 841         if (decoder->norm == V4L2_STD_ALL)
 842                 std = tvp5150_read_std(sd);
 843         else
 844                 std = decoder->norm;
 845
 846         f->width = decoder->rect.width;
 847         f->height = decoder->rect.height;
 848
 849         f->code = V4L2_MBUS_FMT_YUYV8_2X8;
 850         f->field = V4L2_FIELD_SEQ_TB;
 851         f->colorspace = V4L2_COLORSPACE_SMPTE170M;
 852
 853         v4l2_dbg(1, debug, sd, "width = %d, height = %d\n", f->width,
 854                         f->height);
 855         return 0;
 856 }
 857
 858 static int tvp5150_s_crop(struct v4l2_subdev *sd, struct v4l2_crop *a)
 859 {
 860         struct v4l2_rect rect = a->c;
 861         struct tvp5150 *decoder = to_tvp5150(sd);
 862         v4l2_std_id std;
 863         int hmax;
 864
 865         v4l2_dbg(1, debug, sd, "%s left=%d, top=%d, width=%d, height=%d\n",
 866                 __func__, rect.left, rect.top, rect.width, rect.height);
 867
 868         if (a->type != V4L2_BUF_TYPE_VIDEO_CAPTURE)
 869                 return -EINVAL;
 870
 871         /* tvp5150 has some special limits */
 872         rect.left = clamp(rect.left, 0, TVP5150_MAX_CROP_LEFT);
 873         rect.width = clamp(rect.width,
 874                            TVP5150_H_MAX - TVP5150_MAX_CROP_LEFT - rect.left,
 875                            TVP5150_H_MAX - rect.left);
 876         rect.top = clamp(rect.top, 0, TVP5150_MAX_CROP_TOP);
 877
 878         /* Calculate height based on current standard */
 879         if (decoder->norm == V4L2_STD_ALL)
 880                 std = tvp5150_read_std(sd);
 881         else
 882                 std = decoder->norm;
 883
 884         if (std & V4L2_STD_525_60)
 885                 hmax = TVP5150_V_MAX_525_60;
 886         else
 887                 hmax = TVP5150_V_MAX_OTHERS;
 888
 889         rect.height = clamp(rect.height,
 890                             hmax - TVP5150_MAX_CROP_TOP - rect.top,
 891                             hmax - rect.top);
 892
 893         tvp5150_write(sd, TVP5150_VERT_BLANKING_START, rect.top);
 894         tvp5150_write(sd, TVP5150_VERT_BLANKING_STOP,
 895                       rect.top + rect.height - hmax);
 896         tvp5150_write(sd, TVP5150_ACT_VD_CROP_ST_MSB,
 897                       rect.left >> TVP5150_CROP_SHIFT);
 898         tvp5150_write(sd, TVP5150_ACT_VD_CROP_ST_LSB,
 899                       rect.left | (1 << TVP5150_CROP_SHIFT));
 900         tvp5150_write(sd, TVP5150_ACT_VD_CROP_STP_MSB,
 901                       (rect.left + rect.width - TVP5150_MAX_CROP_LEFT) >>
 902                       TVP5150_CROP_SHIFT);
 903         tvp5150_write(sd, TVP5150_ACT_VD_CROP_STP_LSB,
 904                       rect.left + rect.width - TVP5150_MAX_CROP_LEFT);
 905
 906         decoder->rect = rect;
 907
 908         return 0;
 909 }
 910
 911 static int tvp5150_g_crop(struct v4l2_subdev *sd, struct v4l2_crop *a)
 912 {
 913         struct tvp5150 *decoder = container_of(sd, struct tvp5150, sd);
 914
 915         a->c    = decoder->rect;
 916         a->type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
 917
 918         return 0;
 919 }
 920
 921 static int tvp5150_cropcap(struct v4l2_subdev *sd, struct v4l2_cropcap *a)
 922 {
 923         struct tvp5150 *decoder = container_of(sd, struct tvp5150, sd);
 924         v4l2_std_id std;
 925
 926         if (a->type != V4L2_BUF_TYPE_VIDEO_CAPTURE)
 927                 return -EINVAL;
 928
 929         a->bounds.left                  = 0;
 930         a->bounds.top                   = 0;
 931         a->bounds.width                 = TVP5150_H_MAX;
 932
 933         /* Calculate height based on current standard */
 934         if (decoder->norm == V4L2_STD_ALL)
 935                 std = tvp5150_read_std(sd);
 936         else
 937                 std = decoder->norm;
 938
 939         if (std & V4L2_STD_525_60)
 940                 a->bounds.height = TVP5150_V_MAX_525_60;
 941         else
 942                 a->bounds.height = TVP5150_V_MAX_OTHERS;
 943
 944         a->defrect                      = a->bounds;
 945         a->pixelaspect.numerator        = 1;
 946         a->pixelaspect.denominator      = 1;
 947
 948         return 0;
 949 }
 950
 951 /****************************************************************************
 952                         I2C Command
 953  ****************************************************************************/
 954
 955 static int tvp5150_s_routing(struct v4l2_subdev *sd,
 956                              u32 input, u32 output, u32 config)
 957 {
 958         struct tvp5150 *decoder = to_tvp5150(sd);
 959
 960         decoder->input = input;
 961         decoder->output = output;
 962         tvp5150_selmux(sd);
 963         return 0;
 964 }
 965
 966 static int tvp5150_s_raw_fmt(struct v4l2_subdev *sd, struct v4l2_vbi_format *fmt)
 967 {
 968         /* this is for capturing 36 raw vbi lines
 969            if there's a way to cut off the beginning 2 vbi lines
 970            with the tvp5150 then the vbi line count could be lowered
 971            to 17 lines/field again, although I couldn't find a register
 972            which could do that cropping */
 973         if (fmt->sample_format == V4L2_PIX_FMT_GREY)
 974                 tvp5150_write(sd, TVP5150_LUMA_PROC_CTL_1, 0x70);
 975         if (fmt->count[0] == 18 && fmt->count[1] == 18) {
 976                 tvp5150_write(sd, TVP5150_VERT_BLANKING_START, 0x00);
 977                 tvp5150_write(sd, TVP5150_VERT_BLANKING_STOP, 0x01);
 978         }
 979         return 0;
 980 }
 981
 982 static int tvp5150_s_sliced_fmt(struct v4l2_subdev *sd, struct v4l2_sliced_vbi_format *svbi)
 983 {
 984         int i;
 985
 986         if (svbi->service_set != 0) {
 987                 for (i = 0; i <= 23; i++) {
 988                         svbi->service_lines[1][i] = 0;
 989                         svbi->service_lines[0][i] =
 990                                 tvp5150_set_vbi(sd, vbi_ram_default,
 991                                        svbi->service_lines[0][i], 0xf0, i, 3);
 992                 }
 993                 /* Enables FIFO */
 994                 tvp5150_write(sd, TVP5150_FIFO_OUT_CTRL, 1);
 995         } else {
 996                 /* Disables FIFO*/
 997                 tvp5150_write(sd, TVP5150_FIFO_OUT_CTRL, 0);
 998
 999                 /* Disable Full Field */
1000                 tvp5150_write(sd, TVP5150_FULL_FIELD_ENA, 0);
1001
1002                 /* Disable Line modes */
1003                 for (i = TVP5150_LINE_MODE_INI; i <= TVP5150_LINE_MODE_END; i++)
1004                         tvp5150_write(sd, i, 0xff);
1005         }
1006         return 0;
1007 }
1008
1009 static int tvp5150_g_sliced_fmt(struct v4l2_subdev *sd, struct v4l2_sliced_vbi_format *svbi)
1010 {
1011         int i, mask = 0;
1012
1013         memset(svbi, 0, sizeof(*svbi));
1014
1015         for (i = 0; i <= 23; i++) {
1016                 svbi->service_lines[0][i] =
1017                         tvp5150_get_vbi(sd, vbi_ram_default, i);
1018                 mask |= svbi->service_lines[0][i];
1019         }
1020         svbi->service_set = mask;
1021         return 0;
1022 }
1023
1024 static int tvp5150_g_chip_ident(struct v4l2_subdev *sd,
1025                                 struct v4l2_dbg_chip_ident *chip)
1026 {
1027         int rev;
1028         struct i2c_client *client = v4l2_get_subdevdata(sd);
1029
1030         rev = tvp5150_read(sd, TVP5150_ROM_MAJOR_VER) << 8 |
1031               tvp5150_read(sd, TVP5150_ROM_MINOR_VER);
1032
1033         return v4l2_chip_ident_i2c_client(client, chip, V4L2_IDENT_TVP5150,
1034                                           rev);
1035 }
1036
1037
1038 #ifdef CONFIG_VIDEO_ADV_DEBUG
1039 static int tvp5150_g_register(struct v4l2_subdev *sd, struct v4l2_dbg_register *reg)
1040 {
1041         struct i2c_client *client = v4l2_get_subdevdata(sd);
1042
1043         if (!v4l2_chip_match_i2c_client(client, &reg->match))
1044                 return -EINVAL;
1045         if (!capable(CAP_SYS_ADMIN))
1046                 return -EPERM;
1047         reg->val = tvp5150_read(sd, reg->reg & 0xff);
1048         reg->size = 1;
1049         return 0;
1050 }
1051
1052 static int tvp5150_s_register(struct v4l2_subdev *sd, struct v4l2_dbg_register *reg)
1053 {
1054         struct i2c_client *client = v4l2_get_subdevdata(sd);
1055
1056         if (!v4l2_chip_match_i2c_client(client, &reg->match))
1057                 return -EINVAL;
1058         if (!capable(CAP_SYS_ADMIN))
1059                 return -EPERM;
1060         tvp5150_write(sd, reg->reg & 0xff, reg->val & 0xff);
1061         return 0;
1062 }
1063 #endif
1064
1065 static int tvp5150_g_tuner(struct v4l2_subdev *sd, struct v4l2_tuner *vt)
1066 {
1067         int status = tvp5150_read(sd, 0x88);
1068
1069         vt->signal = ((status & 0x04) && (status & 0x02)) ? 0xffff : 0x0;
1070         return 0;
1071 }
1072
1073 /* ----------------------------------------------------------------------- */
1074
1075 static const struct v4l2_ctrl_ops tvp5150_ctrl_ops = {
1076         .s_ctrl = tvp5150_s_ctrl,
1077 };
1078
1079 static const struct v4l2_subdev_core_ops tvp5150_core_ops = {
1080         .log_status = tvp5150_log_status,
1081         .g_ext_ctrls = v4l2_subdev_g_ext_ctrls,
1082         .try_ext_ctrls = v4l2_subdev_try_ext_ctrls,
1083         .s_ext_ctrls = v4l2_subdev_s_ext_ctrls,
1084         .g_ctrl = v4l2_subdev_g_ctrl,
1085         .s_ctrl = v4l2_subdev_s_ctrl,
1086         .queryctrl = v4l2_subdev_queryctrl,
1087         .querymenu = v4l2_subdev_querymenu,
1088         .s_std = tvp5150_s_std,
1089         .reset = tvp5150_reset,
1090         .g_chip_ident = tvp5150_g_chip_ident,
1091 #ifdef CONFIG_VIDEO_ADV_DEBUG
1092         .g_register = tvp5150_g_register,
1093         .s_register = tvp5150_s_register,
1094 #endif
1095 };
1096
1097 static const struct v4l2_subdev_tuner_ops tvp5150_tuner_ops = {
1098         .g_tuner = tvp5150_g_tuner,
1099 };
1100
1101 static const struct v4l2_subdev_video_ops tvp5150_video_ops = {
1102         .s_routing = tvp5150_s_routing,
1103         .enum_mbus_fmt = tvp5150_enum_mbus_fmt,
1104         .s_mbus_fmt = tvp5150_mbus_fmt,
1105         .try_mbus_fmt = tvp5150_mbus_fmt,
1106         .g_mbus_fmt = tvp5150_mbus_fmt,
1107         .s_crop = tvp5150_s_crop,
1108         .g_crop = tvp5150_g_crop,
1109         .cropcap = tvp5150_cropcap,
1110 };
1111
1112 static const struct v4l2_subdev_vbi_ops tvp5150_vbi_ops = {
1113         .g_sliced_vbi_cap = tvp5150_g_sliced_vbi_cap,
1114         .g_sliced_fmt = tvp5150_g_sliced_fmt,
1115         .s_sliced_fmt = tvp5150_s_sliced_fmt,
1116         .s_raw_fmt = tvp5150_s_raw_fmt,
1117 };
1118
1119 static const struct v4l2_subdev_ops tvp5150_ops = {
1120         .core = &tvp5150_core_ops,
1121         .tuner = &tvp5150_tuner_ops,
1122         .video = &tvp5150_video_ops,
1123         .vbi = &tvp5150_vbi_ops,
1124 };
1125
1126
1127 /****************************************************************************
1128                         I2C Client & Driver
1129  ****************************************************************************/
1130
1131 static int tvp5150_probe(struct i2c_client *c,
1132                          const struct i2c_device_id *id)
1133 {
1134         struct tvp5150 *core;
1135         struct v4l2_subdev *sd;
1136         u8 msb_id, lsb_id, msb_rom, lsb_rom;
1137
1138         /* Check if the adapter supports the needed features */
1139         if (!i2c_check_functionality(c->adapter,
1140              I2C_FUNC_SMBUS_READ_BYTE | I2C_FUNC_SMBUS_WRITE_BYTE_DATA))
1141                 return -EIO;
1142
1143         core = kzalloc(sizeof(struct tvp5150), GFP_KERNEL);
1144         if (!core) {
1145                 return -ENOMEM;
1146         }
1147         sd = &core->sd;
1148         v4l2_i2c_subdev_init(sd, c, &tvp5150_ops);
1149         v4l_info(c, "chip found @ 0x%02x (%s)\n",
1150                  c->addr << 1, c->adapter->name);
1151
1152         msb_id = tvp5150_read(sd, TVP5150_MSB_DEV_ID);
1153         lsb_id = tvp5150_read(sd, TVP5150_LSB_DEV_ID);
1154         msb_rom = tvp5150_read(sd, TVP5150_ROM_MAJOR_VER);
1155         lsb_rom = tvp5150_read(sd, TVP5150_ROM_MINOR_VER);
1156
1157         if (msb_rom == 4 && lsb_rom == 0) { /* Is TVP5150AM1 */
1158                 v4l2_info(sd, "tvp%02x%02xam1 detected.\n", msb_id, lsb_id);
1159
1160                 /* ITU-T BT.656.4 timing */
1161                 tvp5150_write(sd, TVP5150_REV_SELECT, 0);
1162         } else {
1163                 if (msb_rom == 3 || lsb_rom == 0x21) { /* Is TVP5150A */
1164                         v4l2_info(sd, "tvp%02x%02xa detected.\n", msb_id, lsb_id);
1165                 } else {
1166                         v4l2_info(sd, "*** unknown tvp%02x%02x chip detected.\n",
1167                                         msb_id, lsb_id);
1168                         v4l2_info(sd, "*** Rom ver is %d.%d\n", msb_rom, lsb_rom);
1169                 }
1170         }
1171
1172         core->norm = V4L2_STD_ALL;      /* Default is autodetect */
1173         core->input = TVP5150_COMPOSITE1;
1174         core->enable = 1;
1175
1176         v4l2_ctrl_handler_init(&core->hdl, 4);
1177         v4l2_ctrl_new_std(&core->hdl, &tvp5150_ctrl_ops,
1178                         V4L2_CID_BRIGHTNESS, 0, 255, 1, 128);
1179         v4l2_ctrl_new_std(&core->hdl, &tvp5150_ctrl_ops,
1180                         V4L2_CID_CONTRAST, 0, 255, 1, 128);
1181         v4l2_ctrl_new_std(&core->hdl, &tvp5150_ctrl_ops,
1182                         V4L2_CID_SATURATION, 0, 255, 1, 128);
1183         v4l2_ctrl_new_std(&core->hdl, &tvp5150_ctrl_ops,
1184                         V4L2_CID_HUE, -128, 127, 1, 0);
1185         sd->ctrl_handler = &core->hdl;
1186         if (core->hdl.error) {
1187                 int err = core->hdl.error;
1188
1189                 v4l2_ctrl_handler_free(&core->hdl);
1190                 kfree(core);
1191                 return err;
1192         }
1193         v4l2_ctrl_handler_setup(&core->hdl);
1194
1195         /* Default is no cropping */
1196         core->rect.top = 0;
1197         if (tvp5150_read_std(sd) & V4L2_STD_525_60)
1198                 core->rect.height = TVP5150_V_MAX_525_60;
1199         else
1200                 core->rect.height = TVP5150_V_MAX_OTHERS;
1201         core->rect.left = 0;
1202         core->rect.width = TVP5150_H_MAX;
1203
1204         if (debug > 1)
1205                 tvp5150_log_status(sd);
1206         return 0;
1207 }
1208
1209 static int tvp5150_remove(struct i2c_client *c)
1210 {
1211         struct v4l2_subdev *sd = i2c_get_clientdata(c);
1212         struct tvp5150 *decoder = to_tvp5150(sd);
1213
1214         v4l2_dbg(1, debug, sd,
1215                 "tvp5150.c: removing tvp5150 adapter on address 0x%x\n",
1216                 c->addr << 1);
1217
1218         v4l2_device_unregister_subdev(sd);
1219         v4l2_ctrl_handler_free(&decoder->hdl);
1220         kfree(to_tvp5150(sd));
1221         return 0;
1222 }
1223
1224 /* ----------------------------------------------------------------------- */
1225
1226 static const struct i2c_device_id tvp5150_id[] = {
1227         { "tvp5150", 0 },
1228         { }
1229 };
1230 MODULE_DEVICE_TABLE(i2c, tvp5150_id);
1231
1232 static struct i2c_driver tvp5150_driver = {
1233         .driver = {
1234                 .owner  = THIS_MODULE,
1235                 .name   = "tvp5150",
1236         },
1237         .probe          = tvp5150_probe,
1238         .remove         = tvp5150_remove,
1239         .id_table       = tvp5150_id,
1240 };
1241
1242 module_i2c_driver(tvp5150_driver);