drivers/media/video/tvp5150.c

   1 /*
   2  * tvp5150 - Texas Instruments TVP5150A(M) video decoder driver
   3  *
   4  * Copyright (c) 2005 Mauro Carvalho Chehab (mchehab@brturbo.com.br)
   5  * This code is placed under the terms of the GNU General Public License
   6  */
   7
   8 #include <linux/i2c.h>
   9 #include <linux/videodev.h>
  10 #include <linux/delay.h>
  11 #include <linux/video_decoder.h>
  12
  13 #include "tvp5150_reg.h"
  14
  15 MODULE_DESCRIPTION("Texas Instruments TVP5150A video decoder driver");  /* standard i2c insmod options */
  16 MODULE_AUTHOR("Mauro Carvalho Chehab");
  17 MODULE_LICENSE("GPL");
  18
  19 static unsigned short normal_i2c[] = {
  20         0xb8 >> 1,
  21         0xba >> 1,
  22         I2C_CLIENT_END
  23 };
  24
  25 I2C_CLIENT_INSMOD;
  26
  27 static int debug = 0;
  28 module_param(debug, int, 0);
  29 MODULE_PARM_DESC(debug, "Debug level (0-1)");
  30
  31 #define dprintk(num, format, args...) \
  32         do { \
  33                 if (debug >= num) \
  34                         printk(format, ##args); \
  35         } while (0)
  36
  37 /* supported controls */
  38 static struct v4l2_queryctrl tvp5150_qctrl[] = {
  39         {
  40          .id = V4L2_CID_BRIGHTNESS,
  41          .type = V4L2_CTRL_TYPE_INTEGER,
  42          .name = "Brightness",
  43          .minimum = 0,
  44          .maximum = 255,
  45          .step = 1,
  46          .default_value = 0,
  47          .flags = 0,
  48          }, {
  49              .id = V4L2_CID_CONTRAST,
  50              .type = V4L2_CTRL_TYPE_INTEGER,
  51              .name = "Contrast",
  52              .minimum = 0,
  53              .maximum = 255,
  54              .step = 0x1,
  55              .default_value = 0x10,
  56              .flags = 0,
  57              }, {
  58                  .id = V4L2_CID_SATURATION,
  59                  .type = V4L2_CTRL_TYPE_INTEGER,
  60                  .name = "Saturation",
  61                  .minimum = 0,
  62                  .maximum = 255,
  63                  .step = 0x1,
  64                  .default_value = 0x10,
  65                  .flags = 0,
  66                  }, {
  67                      .id = V4L2_CID_HUE,
  68                      .type = V4L2_CTRL_TYPE_INTEGER,
  69                      .name = "Hue",
  70                      .minimum = -128,
  71                      .maximum = 127,
  72                      .step = 0x1,
  73                      .default_value = 0x10,
  74                      .flags = 0,
  75                      }
  76 };
  77
  78 struct tvp5150 {
  79         struct i2c_client *client;
  80
  81         int norm;
  82         int input;
  83         int enable;
  84         int bright;
  85         int contrast;
  86         int hue;
  87         int sat;
  88 };
  89
  90 static inline int tvp5150_read(struct i2c_client *c, unsigned char addr)
  91 {
  92         unsigned char buffer[1];
  93         int rc;
  94
  95         buffer[0] = addr;
  96         if (1 != (rc = i2c_master_send(c, buffer, 1)))
  97                 dprintk(0, "i2c i/o error: rc == %d (should be 1)\n", rc);
  98
  99         msleep(10);
 100
 101         if (1 != (rc = i2c_master_recv(c, buffer, 1)))
 102                 dprintk(0, "i2c i/o error: rc == %d (should be 1)\n", rc);
 103
 104         return (buffer[0]);
 105 }
 106
 107 static inline void tvp5150_write(struct i2c_client *c, unsigned char addr,
 108                                  unsigned char value)
 109 {
 110         unsigned char buffer[2];
 111         int rc;
 112 /*      struct tvp5150 *core = i2c_get_clientdata(c); */
 113
 114         buffer[0] = addr;
 115         buffer[1] = value;
 116         dprintk(1, "tvp5150: writing 0x%02x 0x%02x\n", buffer[0], buffer[1]);
 117         if (2 != (rc = i2c_master_send(c, buffer, 2)))
 118                 dprintk(0, "i2c i/o error: rc == %d (should be 2)\n", rc);
 119 }
 120
 121 static void dump_reg(struct i2c_client *c)
 122 {
 123         printk("tvp5150: Video input source selection #1 = 0x%02x\n",
 124                tvp5150_read(c, TVP5150_VD_IN_SRC_SEL_1));
 125         printk("tvp5150: Analog channel controls = 0x%02x\n",
 126                tvp5150_read(c, TVP5150_ANAL_CHL_CTL));
 127         printk("tvp5150: Operation mode controls = 0x%02x\n",
 128                tvp5150_read(c, TVP5150_OP_MODE_CTL));
 129         printk("tvp5150: Miscellaneous controls = 0x%02x\n",
 130                tvp5150_read(c, TVP5150_MISC_CTL));
 131         printk("tvp5150: Autoswitch mask: TVP5150A / TVP5150AM = 0x%02x\n",
 132                tvp5150_read(c, TVP5150_AUTOSW_MSK));
 133         printk("tvp5150: Color killer threshold control = 0x%02x\n",
 134                tvp5150_read(c, TVP5150_COLOR_KIL_THSH_CTL));
 135         printk("tvp5150: Luminance processing control #1 = 0x%02x\n",
 136                tvp5150_read(c, TVP5150_LUMA_PROC_CTL_1));
 137         printk("tvp5150: Luminance processing control #2 = 0x%02x\n",
 138                tvp5150_read(c, TVP5150_LUMA_PROC_CTL_2));
 139         printk("tvp5150: Brightness control = 0x%02x\n",
 140                tvp5150_read(c, TVP5150_BRIGHT_CTL));
 141         printk("tvp5150: Color saturation control = 0x%02x\n",
 142                tvp5150_read(c, TVP5150_SATURATION_CTL));
 143         printk("tvp5150: Hue control = 0x%02x\n",
 144                tvp5150_read(c, TVP5150_HUE_CTL));
 145         printk("tvp5150: Contrast control = 0x%02x\n",
 146                tvp5150_read(c, TVP5150_CONTRAST_CTL));
 147         printk("tvp5150: Outputs and data rates select = 0x%02x\n",
 148                tvp5150_read(c, TVP5150_DATA_RATE_SEL));
 149         printk("tvp5150: Luminance processing control #3 = 0x%02x\n",
 150                tvp5150_read(c, TVP5150_LUMA_PROC_CTL_3));
 151         printk("tvp5150: Configuration shared pins = 0x%02x\n",
 152                tvp5150_read(c, TVP5150_CONF_SHARED_PIN));
 153         printk("tvp5150: Active video cropping start MSB = 0x%02x\n",
 154                tvp5150_read(c, TVP5150_ACT_VD_CROP_ST_MSB));
 155         printk("tvp5150: Active video cropping start LSB = 0x%02x\n",
 156                tvp5150_read(c, TVP5150_ACT_VD_CROP_ST_LSB));
 157         printk("tvp5150: Active video cropping stop MSB = 0x%02x\n",
 158                tvp5150_read(c, TVP5150_ACT_VD_CROP_STP_MSB));
 159         printk("tvp5150: Active video cropping stop LSB = 0x%02x\n",
 160                tvp5150_read(c, TVP5150_ACT_VD_CROP_STP_LSB));
 161         printk("tvp5150: Genlock/RTC = 0x%02x\n",
 162                tvp5150_read(c, TVP5150_GENLOCK));
 163         printk("tvp5150: Horizontal sync start = 0x%02x\n",
 164                tvp5150_read(c, TVP5150_HORIZ_SYNC_START));
 165         printk("tvp5150: Vertical blanking start = 0x%02x\n",
 166                tvp5150_read(c, TVP5150_VERT_BLANKING_START));
 167         printk("tvp5150: Vertical blanking stop = 0x%02x\n",
 168                tvp5150_read(c, TVP5150_VERT_BLANKING_STOP));
 169         printk("tvp5150: Chrominance processing control #1 = 0x%02x\n",
 170                tvp5150_read(c, TVP5150_CHROMA_PROC_CTL_1));
 171         printk("tvp5150: Chrominance processing control #2 = 0x%02x\n",
 172                tvp5150_read(c, TVP5150_CHROMA_PROC_CTL_2));
 173         printk("tvp5150: Interrupt reset register B = 0x%02x\n",
 174                tvp5150_read(c, TVP5150_INT_RESET_REG_B));
 175         printk("tvp5150: Interrupt enable register B = 0x%02x\n",
 176                tvp5150_read(c, TVP5150_INT_ENABLE_REG_B));
 177         printk("tvp5150: Interrupt configuration register B = 0x%02x\n",
 178                tvp5150_read(c, TVP5150_INTT_CONFIG_REG_B));
 179         printk("tvp5150: Video standard = 0x%02x\n",
 180                tvp5150_read(c, TVP5150_VIDEO_STD));
 181         printk("tvp5150: Cb gain factor = 0x%02x\n",
 182                tvp5150_read(c, TVP5150_CB_GAIN_FACT));
 183         printk("tvp5150: Cr gain factor = 0x%02x\n",
 184                tvp5150_read(c, TVP5150_CR_GAIN_FACTOR));
 185         printk("tvp5150: Macrovision on counter = 0x%02x\n",
 186                tvp5150_read(c, TVP5150_MACROVISION_ON_CTR));
 187         printk("tvp5150: Macrovision off counter = 0x%02x\n",
 188                tvp5150_read(c, TVP5150_MACROVISION_OFF_CTR));
 189         printk("tvp5150: revision select (TVP5150AM1 only) = 0x%02x\n",
 190                tvp5150_read(c, TVP5150_REV_SELECT));
 191         printk("tvp5150: MSB of device ID = 0x%02x\n",
 192                tvp5150_read(c, TVP5150_MSB_DEV_ID));
 193         printk("tvp5150: LSB of device ID = 0x%02x\n",
 194                tvp5150_read(c, TVP5150_LSB_DEV_ID));
 195         printk("tvp5150: ROM major version = 0x%02x\n",
 196                tvp5150_read(c, TVP5150_ROM_MAJOR_VER));
 197         printk("tvp5150: ROM minor version = 0x%02x\n",
 198                tvp5150_read(c, TVP5150_ROM_MINOR_VER));
 199         printk("tvp5150: Vertical line count MSB = 0x%02x\n",
 200                tvp5150_read(c, TVP5150_VERT_LN_COUNT_MSB));
 201         printk("tvp5150: Vertical line count LSB = 0x%02x\n",
 202                tvp5150_read(c, TVP5150_VERT_LN_COUNT_LSB));
 203         printk("tvp5150: Interrupt status register B = 0x%02x\n",
 204                tvp5150_read(c, TVP5150_INT_STATUS_REG_B));
 205         printk("tvp5150: Interrupt active register B = 0x%02x\n",
 206                tvp5150_read(c, TVP5150_INT_ACTIVE_REG_B));
 207         printk("tvp5150: Status register #1 = 0x%02x\n",
 208                tvp5150_read(c, TVP5150_STATUS_REG_1));
 209         printk("tvp5150: Status register #2 = 0x%02x\n",
 210                tvp5150_read(c, TVP5150_STATUS_REG_2));
 211         printk("tvp5150: Status register #3 = 0x%02x\n",
 212                tvp5150_read(c, TVP5150_STATUS_REG_3));
 213         printk("tvp5150: Status register #4 = 0x%02x\n",
 214                tvp5150_read(c, TVP5150_STATUS_REG_4));
 215         printk("tvp5150: Status register #5 = 0x%02x\n",
 216                tvp5150_read(c, TVP5150_STATUS_REG_5));
 217         printk("tvp5150: Closed caption data registers = 0x%02x\n",
 218                tvp5150_read(c, TVP5150_CC_DATA_REG1));
 219         printk("tvp5150: Closed caption data registers = 0x%02x\n",
 220                tvp5150_read(c, TVP5150_CC_DATA_REG2));
 221         printk("tvp5150: Closed caption data registers = 0x%02x\n",
 222                tvp5150_read(c, TVP5150_CC_DATA_REG3));
 223         printk("tvp5150: Closed caption data registers = 0x%02x\n",
 224                tvp5150_read(c, TVP5150_CC_DATA_REG4));
 225         printk("tvp5150: WSS data registers = 0x%02x\n",
 226                tvp5150_read(c, TVP5150_WSS_DATA_REG1));
 227         printk("tvp5150: WSS data registers = 0x%02x\n",
 228                tvp5150_read(c, TVP5150_WSS_DATA_REG2));
 229         printk("tvp5150: WSS data registers = 0x%02x\n",
 230                tvp5150_read(c, TVP5150_WSS_DATA_REG3));
 231         printk("tvp5150: WSS data registers = 0x%02x\n",
 232                tvp5150_read(c, TVP5150_WSS_DATA_REG4));
 233         printk("tvp5150: WSS data registers = 0x%02x\n",
 234                tvp5150_read(c, TVP5150_WSS_DATA_REG5));
 235         printk("tvp5150: WSS data registers = 0x%02x\n",
 236                tvp5150_read(c, TVP5150_WSS_DATA_REG6));
 237         printk("tvp5150: VPS data registers = 0x%02x\n",
 238                tvp5150_read(c, TVP5150_VPS_DATA_REG1));
 239         printk("tvp5150: VPS data registers = 0x%02x\n",
 240                tvp5150_read(c, TVP5150_VPS_DATA_REG2));
 241         printk("tvp5150: VPS data registers = 0x%02x\n",
 242                tvp5150_read(c, TVP5150_VPS_DATA_REG3));
 243         printk("tvp5150: VPS data registers = 0x%02x\n",
 244                tvp5150_read(c, TVP5150_VPS_DATA_REG4));
 245         printk("tvp5150: VPS data registers = 0x%02x\n",
 246                tvp5150_read(c, TVP5150_VPS_DATA_REG5));
 247         printk("tvp5150: VPS data registers = 0x%02x\n",
 248                tvp5150_read(c, TVP5150_VPS_DATA_REG6));
 249         printk("tvp5150: VPS data registers = 0x%02x\n",
 250                tvp5150_read(c, TVP5150_VPS_DATA_REG7));
 251         printk("tvp5150: VPS data registers = 0x%02x\n",
 252                tvp5150_read(c, TVP5150_VPS_DATA_REG8));
 253         printk("tvp5150: VPS data registers = 0x%02x\n",
 254                tvp5150_read(c, TVP5150_VPS_DATA_REG9));
 255         printk("tvp5150: VPS data registers = 0x%02x\n",
 256                tvp5150_read(c, TVP5150_VPS_DATA_REG10));
 257         printk("tvp5150: VPS data registers = 0x%02x\n",
 258                tvp5150_read(c, TVP5150_VPS_DATA_REG11));
 259         printk("tvp5150: VPS data registers = 0x%02x\n",
 260                tvp5150_read(c, TVP5150_VPS_DATA_REG12));
 261         printk("tvp5150: VPS data registers = 0x%02x\n",
 262                tvp5150_read(c, TVP5150_VPS_DATA_REG13));
 263         printk("tvp5150: VITC data registers = 0x%02x\n",
 264                tvp5150_read(c, TVP5150_VITC_DATA_REG1));
 265         printk("tvp5150: VITC data registers = 0x%02x\n",
 266                tvp5150_read(c, TVP5150_VITC_DATA_REG2));
 267         printk("tvp5150: VITC data registers = 0x%02x\n",
 268                tvp5150_read(c, TVP5150_VITC_DATA_REG3));
 269         printk("tvp5150: VITC data registers = 0x%02x\n",
 270                tvp5150_read(c, TVP5150_VITC_DATA_REG4));
 271         printk("tvp5150: VITC data registers = 0x%02x\n",
 272                tvp5150_read(c, TVP5150_VITC_DATA_REG5));
 273         printk("tvp5150: VITC data registers = 0x%02x\n",
 274                tvp5150_read(c, TVP5150_VITC_DATA_REG6));
 275         printk("tvp5150: VITC data registers = 0x%02x\n",
 276                tvp5150_read(c, TVP5150_VITC_DATA_REG7));
 277         printk("tvp5150: VITC data registers = 0x%02x\n",
 278                tvp5150_read(c, TVP5150_VITC_DATA_REG8));
 279         printk("tvp5150: VITC data registers = 0x%02x\n",
 280                tvp5150_read(c, TVP5150_VITC_DATA_REG9));
 281         printk("tvp5150: VBI FIFO read data = 0x%02x\n",
 282                tvp5150_read(c, TVP5150_VBI_FIFO_READ_DATA));
 283         printk("tvp5150: Teletext filter 1 = 0x%02x\n",
 284                tvp5150_read(c, TVP5150_TELETEXT_FIL_1_1));
 285         printk("tvp5150: Teletext filter 1 = 0x%02x\n",
 286                tvp5150_read(c, TVP5150_TELETEXT_FIL_1_2));
 287         printk("tvp5150: Teletext filter 1 = 0x%02x\n",
 288                tvp5150_read(c, TVP5150_TELETEXT_FIL_1_3));
 289         printk("tvp5150: Teletext filter 1 = 0x%02x\n",
 290                tvp5150_read(c, TVP5150_TELETEXT_FIL_1_4));
 291         printk("tvp5150: Teletext filter 1 = 0x%02x\n",
 292                tvp5150_read(c, TVP5150_TELETEXT_FIL_1_5));
 293         printk("tvp5150: Teletext filter 2 = 0x%02x\n",
 294                tvp5150_read(c, TVP5150_TELETEXT_FIL_2_1));
 295         printk("tvp5150: Teletext filter 2 = 0x%02x\n",
 296                tvp5150_read(c, TVP5150_TELETEXT_FIL_2_2));
 297         printk("tvp5150: Teletext filter 2 = 0x%02x\n",
 298                tvp5150_read(c, TVP5150_TELETEXT_FIL_2_3));
 299         printk("tvp5150: Teletext filter 2 = 0x%02x\n",
 300                tvp5150_read(c, TVP5150_TELETEXT_FIL_2_4));
 301         printk("tvp5150: Teletext filter 2 = 0x%02x\n",
 302                tvp5150_read(c, TVP5150_TELETEXT_FIL_2_5));
 303         printk("tvp5150: Teletext filter enable = 0x%02x\n",
 304                tvp5150_read(c, TVP5150_TELETEXT_FIL_ENA));
 305         printk("tvp5150: Interrupt status register A = 0x%02x\n",
 306                tvp5150_read(c, TVP5150_INT_STATUS_REG_A));
 307         printk("tvp5150: Interrupt enable register A = 0x%02x\n",
 308                tvp5150_read(c, TVP5150_INT_ENABLE_REG_A));
 309         printk("tvp5150: Interrupt configuration = 0x%02x\n",
 310                tvp5150_read(c, TVP5150_INT_CONF));
 311         printk("tvp5150: VDP configuration RAM data = 0x%02x\n",
 312                tvp5150_read(c, TVP5150_VDP_CONF_RAM_DATA));
 313         printk("tvp5150: Configuration RAM address low byte = 0x%02x\n",
 314                tvp5150_read(c, TVP5150_CONF_RAM_ADDR_LOW));
 315         printk("tvp5150: Configuration RAM address high byte = 0x%02x\n",
 316                tvp5150_read(c, TVP5150_CONF_RAM_ADDR_HIGH));
 317         printk("tvp5150: VDP status register = 0x%02x\n",
 318                tvp5150_read(c, TVP5150_VDP_STATUS_REG));
 319         printk("tvp5150: FIFO word count = 0x%02x\n",
 320                tvp5150_read(c, TVP5150_FIFO_WORD_COUNT));
 321         printk("tvp5150: FIFO interrupt threshold = 0x%02x\n",
 322                tvp5150_read(c, TVP5150_FIFO_INT_THRESHOLD));
 323         printk("tvp5150: FIFO reset = 0x%02x\n",
 324                tvp5150_read(c, TVP5150_FIFO_RESET));
 325         printk("tvp5150: Line number interrupt = 0x%02x\n",
 326                tvp5150_read(c, TVP5150_LINE_NUMBER_INT));
 327         printk("tvp5150: Pixel alignment register low byte = 0x%02x\n",
 328                tvp5150_read(c, TVP5150_PIX_ALIGN_REG_LOW));
 329         printk("tvp5150: Pixel alignment register high byte = 0x%02x\n",
 330                tvp5150_read(c, TVP5150_PIX_ALIGN_REG_HIGH));
 331         printk("tvp5150: FIFO output control = 0x%02x\n",
 332                tvp5150_read(c, TVP5150_FIFO_OUT_CTRL));
 333         printk("tvp5150: Full field enable 1 = 0x%02x\n",
 334                tvp5150_read(c, TVP5150_FULL_FIELD_ENA_1));
 335         printk("tvp5150: Full field enable 2 = 0x%02x\n",
 336                tvp5150_read(c, TVP5150_FULL_FIELD_ENA_2));
 337         printk("tvp5150: Line mode registers = 0x%02x\n",
 338                tvp5150_read(c, TVP5150_LINE_MODE_REG_1));
 339         printk("tvp5150: Line mode registers = 0x%02x\n",
 340                tvp5150_read(c, TVP5150_LINE_MODE_REG_2));
 341         printk("tvp5150: Line mode registers = 0x%02x\n",
 342                tvp5150_read(c, TVP5150_LINE_MODE_REG_3));
 343         printk("tvp5150: Line mode registers = 0x%02x\n",
 344                tvp5150_read(c, TVP5150_LINE_MODE_REG_4));
 345         printk("tvp5150: Line mode registers = 0x%02x\n",
 346                tvp5150_read(c, TVP5150_LINE_MODE_REG_5));
 347         printk("tvp5150: Line mode registers = 0x%02x\n",
 348                tvp5150_read(c, TVP5150_LINE_MODE_REG_6));
 349         printk("tvp5150: Line mode registers = 0x%02x\n",
 350                tvp5150_read(c, TVP5150_LINE_MODE_REG_7));
 351         printk("tvp5150: Line mode registers = 0x%02x\n",
 352                tvp5150_read(c, TVP5150_LINE_MODE_REG_8));
 353         printk("tvp5150: Line mode registers = 0x%02x\n",
 354                tvp5150_read(c, TVP5150_LINE_MODE_REG_9));
 355         printk("tvp5150: Line mode registers = 0x%02x\n",
 356                tvp5150_read(c, TVP5150_LINE_MODE_REG_10));
 357         printk("tvp5150: Line mode registers = 0x%02x\n",
 358                tvp5150_read(c, TVP5150_LINE_MODE_REG_11));
 359         printk("tvp5150: Line mode registers = 0x%02x\n",
 360                tvp5150_read(c, TVP5150_LINE_MODE_REG_12));
 361         printk("tvp5150: Line mode registers = 0x%02x\n",
 362                tvp5150_read(c, TVP5150_LINE_MODE_REG_13));
 363         printk("tvp5150: Line mode registers = 0x%02x\n",
 364                tvp5150_read(c, TVP5150_LINE_MODE_REG_14));
 365         printk("tvp5150: Line mode registers = 0x%02x\n",
 366                tvp5150_read(c, TVP5150_LINE_MODE_REG_15));
 367         printk("tvp5150: Line mode registers = 0x%02x\n",
 368                tvp5150_read(c, TVP5150_LINE_MODE_REG_16));
 369         printk("tvp5150: Line mode registers = 0x%02x\n",
 370                tvp5150_read(c, TVP5150_LINE_MODE_REG_17));
 371         printk("tvp5150: Line mode registers = 0x%02x\n",
 372                tvp5150_read(c, TVP5150_LINE_MODE_REG_18));
 373         printk("tvp5150: Line mode registers = 0x%02x\n",
 374                tvp5150_read(c, TVP5150_LINE_MODE_REG_19));
 375         printk("tvp5150: Line mode registers = 0x%02x\n",
 376                tvp5150_read(c, TVP5150_LINE_MODE_REG_20));
 377         printk("tvp5150: Line mode registers = 0x%02x\n",
 378                tvp5150_read(c, TVP5150_LINE_MODE_REG_21));
 379         printk("tvp5150: Line mode registers = 0x%02x\n",
 380                tvp5150_read(c, TVP5150_LINE_MODE_REG_22));
 381         printk("tvp5150: Line mode registers = 0x%02x\n",
 382                tvp5150_read(c, TVP5150_LINE_MODE_REG_23));
 383         printk("tvp5150: Line mode registers = 0x%02x\n",
 384                tvp5150_read(c, TVP5150_LINE_MODE_REG_24));
 385         printk("tvp5150: Line mode registers = 0x%02x\n",
 386                tvp5150_read(c, TVP5150_LINE_MODE_REG_25));
 387         printk("tvp5150: Line mode registers = 0x%02x\n",
 388                tvp5150_read(c, TVP5150_LINE_MODE_REG_27));
 389         printk("tvp5150: Line mode registers = 0x%02x\n",
 390                tvp5150_read(c, TVP5150_LINE_MODE_REG_28));
 391         printk("tvp5150: Line mode registers = 0x%02x\n",
 392                tvp5150_read(c, TVP5150_LINE_MODE_REG_29));
 393         printk("tvp5150: Line mode registers = 0x%02x\n",
 394                tvp5150_read(c, TVP5150_LINE_MODE_REG_30));
 395         printk("tvp5150: Line mode registers = 0x%02x\n",
 396                tvp5150_read(c, TVP5150_LINE_MODE_REG_31));
 397         printk("tvp5150: Line mode registers = 0x%02x\n",
 398                tvp5150_read(c, TVP5150_LINE_MODE_REG_32));
 399         printk("tvp5150: Line mode registers = 0x%02x\n",
 400                tvp5150_read(c, TVP5150_LINE_MODE_REG_33));
 401         printk("tvp5150: Line mode registers = 0x%02x\n",
 402                tvp5150_read(c, TVP5150_LINE_MODE_REG_34));
 403         printk("tvp5150: Line mode registers = 0x%02x\n",
 404                tvp5150_read(c, TVP5150_LINE_MODE_REG_35));
 405         printk("tvp5150: Line mode registers = 0x%02x\n",
 406                tvp5150_read(c, TVP5150_LINE_MODE_REG_36));
 407         printk("tvp5150: Line mode registers = 0x%02x\n",
 408                tvp5150_read(c, TVP5150_LINE_MODE_REG_37));
 409         printk("tvp5150: Line mode registers = 0x%02x\n",
 410                tvp5150_read(c, TVP5150_LINE_MODE_REG_38));
 411         printk("tvp5150: Line mode registers = 0x%02x\n",
 412                tvp5150_read(c, TVP5150_LINE_MODE_REG_39));
 413         printk("tvp5150: Line mode registers = 0x%02x\n",
 414                tvp5150_read(c, TVP5150_LINE_MODE_REG_40));
 415         printk("tvp5150: Line mode registers = 0x%02x\n",
 416                tvp5150_read(c, TVP5150_LINE_MODE_REG_41));
 417         printk("tvp5150: Line mode registers = 0x%02x\n",
 418                tvp5150_read(c, TVP5150_LINE_MODE_REG_42));
 419         printk("tvp5150: Line mode registers = 0x%02x\n",
 420                tvp5150_read(c, TVP5150_LINE_MODE_REG_43));
 421         printk("tvp5150: Line mode registers = 0x%02x\n",
 422                tvp5150_read(c, TVP5150_LINE_MODE_REG_44));
 423         printk("tvp5150: Full field mode register = 0x%02x\n",
 424                tvp5150_read(c, TVP5150_FULL_FIELD_MODE_REG));
 425 }
 426
 427 /****************************************************************************
 428                         Basic functions
 429  ****************************************************************************/
 430 enum tvp5150_input {
 431         TVP5150_ANALOG_CH0 = 0,
 432         TVP5150_SVIDEO = 1,
 433         TVP5150_ANALOG_CH1 = 2,
 434         TVP5150_BLACK_SCREEN = 8
 435 };
 436
 437 static inline void tvp5150_selmux(struct i2c_client *c,
 438                                   enum tvp5150_input input)
 439 {
 440         struct tvp5150 *decoder = i2c_get_clientdata(c);
 441
 442         if (!decoder->enable)
 443                 input |= TVP5150_BLACK_SCREEN;
 444
 445         tvp5150_write(c, TVP5150_VD_IN_SRC_SEL_1, input);
 446 };
 447
 448 static inline void tvp5150_reset(struct i2c_client *c)
 449 {
 450         struct tvp5150 *decoder = i2c_get_clientdata(c);
 451
 452         tvp5150_write(c, TVP5150_CONF_SHARED_PIN, 2);
 453
 454         /* Automatic offset and AGC enabled */
 455         tvp5150_write(c, TVP5150_ANAL_CHL_CTL, 0x15);
 456
 457         /* Normal Operation */
 458 //      tvp5150_write(c, TVP5150_OP_MODE_CTL, 0x00);
 459
 460         /* Activate YCrCb output 0x9 or 0xd ? */
 461         tvp5150_write(c, TVP5150_MISC_CTL, 0x6f);
 462
 463         /* Activates video std autodetection for all standards */
 464         tvp5150_write(c, TVP5150_AUTOSW_MSK, 0x0);
 465
 466         /* Default format: 0x47, 4:2:2: 0x40 */
 467         tvp5150_write(c, TVP5150_DATA_RATE_SEL, 0x47);
 468
 469         tvp5150_selmux(c, decoder->input);
 470
 471         tvp5150_write(c, TVP5150_CHROMA_PROC_CTL_1, 0x0c);
 472         tvp5150_write(c, TVP5150_CHROMA_PROC_CTL_2, 0x54);
 473
 474         tvp5150_write(c, 0x27, 0x20);   /* ?????????? */
 475
 476         tvp5150_write(c, TVP5150_VIDEO_STD, 0x0);       /* Auto switch */
 477
 478         tvp5150_write(c, TVP5150_BRIGHT_CTL, decoder->bright >> 8);
 479         tvp5150_write(c, TVP5150_CONTRAST_CTL, decoder->contrast >> 8);
 480         tvp5150_write(c, TVP5150_SATURATION_CTL, decoder->contrast >> 8);
 481         tvp5150_write(c, TVP5150_HUE_CTL, (decoder->hue - 32768) >> 8);
 482 };
 483
 484 static int tvp5150_get_ctrl(struct i2c_client *c, struct v4l2_control *ctrl)
 485 {
 486 /*      struct tvp5150 *decoder = i2c_get_clientdata(c); */
 487
 488         switch (ctrl->id) {
 489         case V4L2_CID_BRIGHTNESS:
 490                 ctrl->value = tvp5150_read(c, TVP5150_BRIGHT_CTL);
 491                 return 0;
 492         case V4L2_CID_CONTRAST:
 493                 ctrl->value = tvp5150_read(c, TVP5150_CONTRAST_CTL);
 494                 return 0;
 495         case V4L2_CID_SATURATION:
 496                 ctrl->value = tvp5150_read(c, TVP5150_SATURATION_CTL);
 497                 return 0;
 498         case V4L2_CID_HUE:
 499                 ctrl->value = tvp5150_read(c, TVP5150_HUE_CTL);
 500                 return 0;
 501         default:
 502                 return -EINVAL;
 503         }
 504 }
 505
 506 static int tvp5150_set_ctrl(struct i2c_client *c, struct v4l2_control *ctrl)
 507 {
 508 /*      struct tvp5150 *decoder = i2c_get_clientdata(c); */
 509
 510         switch (ctrl->id) {
 511         case V4L2_CID_BRIGHTNESS:
 512                 tvp5150_write(c, TVP5150_BRIGHT_CTL, ctrl->value);
 513                 return 0;
 514         case V4L2_CID_CONTRAST:
 515                 tvp5150_write(c, TVP5150_CONTRAST_CTL, ctrl->value);
 516                 return 0;
 517         case V4L2_CID_SATURATION:
 518                 tvp5150_write(c, TVP5150_SATURATION_CTL, ctrl->value);
 519                 return 0;
 520         case V4L2_CID_HUE:
 521                 tvp5150_write(c, TVP5150_HUE_CTL, ctrl->value);
 522                 return 0;
 523         default:
 524                 return -EINVAL;
 525         }
 526 }
 527
 528 /****************************************************************************
 529                         I2C Command
 530  ****************************************************************************/
 531 static int tvp5150_command(struct i2c_client *client,
 532                            unsigned int cmd, void *arg)
 533 {
 534         struct tvp5150 *decoder = i2c_get_clientdata(client);
 535
 536         switch (cmd) {
 537
 538         case 0:
 539         case DECODER_INIT:
 540                 tvp5150_reset(client);
 541                 break;
 542
 543         case DECODER_DUMP:
 544                 dump_reg(client);
 545                 break;
 546
 547         case DECODER_GET_CAPABILITIES:
 548                 {
 549                         struct video_decoder_capability *cap = arg;
 550
 551                         cap->flags = VIDEO_DECODER_PAL |
 552                             VIDEO_DECODER_NTSC |
 553                             VIDEO_DECODER_SECAM |
 554                             VIDEO_DECODER_AUTO | VIDEO_DECODER_CCIR;
 555                         cap->inputs = 3;
 556                         cap->outputs = 1;
 557                         break;
 558                 }
 559         case DECODER_GET_STATUS:
 560                 {
 561                         break;
 562                 }
 563
 564         case DECODER_SET_GPIO:
 565                 break;
 566
 567         case DECODER_SET_VBI_BYPASS:
 568                 break;
 569
 570         case DECODER_SET_NORM:
 571                 {
 572                         int *iarg = arg;
 573
 574                         switch (*iarg) {
 575
 576                         case VIDEO_MODE_NTSC:
 577                                 break;
 578
 579                         case VIDEO_MODE_PAL:
 580                                 break;
 581
 582                         case VIDEO_MODE_SECAM:
 583                                 break;
 584
 585                         case VIDEO_MODE_AUTO:
 586                                 break;
 587
 588                         default:
 589                                 return -EINVAL;
 590
 591                         }
 592                         decoder->norm = *iarg;
 593                         break;
 594                 }
 595         case DECODER_SET_INPUT:
 596                 {
 597                         int *iarg = arg;
 598                         if (*iarg < 0 || *iarg > 3) {
 599                                 return -EINVAL;
 600                         }
 601
 602                         decoder->input = *iarg;
 603                         tvp5150_selmux(client, decoder->input);
 604
 605                         break;
 606                 }
 607         case DECODER_SET_OUTPUT:
 608                 {
 609                         int *iarg = arg;
 610
 611                         /* not much choice of outputs */
 612                         if (*iarg != 0) {
 613                                 return -EINVAL;
 614                         }
 615                         break;
 616                 }
 617         case DECODER_ENABLE_OUTPUT:
 618                 {
 619                         int *iarg = arg;
 620
 621                         decoder->enable = (*iarg != 0);
 622
 623                         tvp5150_selmux(client, decoder->input);
 624
 625                         break;
 626                 }
 627         case VIDIOC_QUERYCTRL:
 628                 {
 629                         struct v4l2_queryctrl *qc = arg;
 630                         u8 i, n;
 631
 632                         dprintk(1, KERN_DEBUG "VIDIOC_QUERYCTRL");
 633
 634                         n = sizeof(tvp5150_qctrl) / sizeof(tvp5150_qctrl[0]);
 635                         for (i = 0; i < n; i++)
 636                                 if (qc->id && qc->id == tvp5150_qctrl[i].id) {
 637                                         memcpy(qc, &(tvp5150_qctrl[i]),
 638                                                sizeof(*qc));
 639                                         return 0;
 640                                 }
 641
 642                         return -EINVAL;
 643                 }
 644         case VIDIOC_G_CTRL:
 645                 {
 646                         struct v4l2_control *ctrl = arg;
 647                         dprintk(1, KERN_DEBUG "VIDIOC_G_CTRL");
 648
 649                         return tvp5150_get_ctrl(client, ctrl);
 650                 }
 651         case VIDIOC_S_CTRL_OLD: /* ??? */
 652         case VIDIOC_S_CTRL:
 653                 {
 654                         struct v4l2_control *ctrl = arg;
 655                         u8 i, n;
 656                         dprintk(1, KERN_DEBUG "VIDIOC_S_CTRL");
 657                         n = sizeof(tvp5150_qctrl) / sizeof(tvp5150_qctrl[0]);
 658                         for (i = 0; i < n; i++)
 659                                 if (ctrl->id == tvp5150_qctrl[i].id) {
 660                                         if (ctrl->value <
 661                                             tvp5150_qctrl[i].minimum
 662                                             || ctrl->value >
 663                                             tvp5150_qctrl[i].maximum)
 664                                                 return -ERANGE;
 665                                         dprintk(1,
 666                                                 KERN_DEBUG
 667                                                 "VIDIOC_S_CTRL: id=%d, value=%d",
 668                                                 ctrl->id, ctrl->value);
 669                                         return tvp5150_set_ctrl(client, ctrl);
 670                                 }
 671                         return -EINVAL;
 672                 }
 673
 674         case DECODER_SET_PICTURE:
 675                 {
 676                         struct video_picture *pic = arg;
 677                         if (decoder->bright != pic->brightness) {
 678                                 /* We want 0 to 255 we get 0-65535 */
 679                                 decoder->bright = pic->brightness;
 680                                 tvp5150_write(client, TVP5150_BRIGHT_CTL,
 681                                               decoder->bright >> 8);
 682                         }
 683                         if (decoder->contrast != pic->contrast) {
 684                                 /* We want 0 to 255 we get 0-65535 */
 685                                 decoder->contrast = pic->contrast;
 686                                 tvp5150_write(client, TVP5150_CONTRAST_CTL,
 687                                               decoder->contrast >> 8);
 688                         }
 689                         if (decoder->sat != pic->colour) {
 690                                 /* We want 0 to 255 we get 0-65535 */
 691                                 decoder->sat = pic->colour;
 692                                 tvp5150_write(client, TVP5150_SATURATION_CTL,
 693                                               decoder->contrast >> 8);
 694                         }
 695                         if (decoder->hue != pic->hue) {
 696                                 /* We want -128 to 127 we get 0-65535 */
 697                                 decoder->hue = pic->hue;
 698                                 tvp5150_write(client, TVP5150_HUE_CTL,
 699                                               (decoder->hue - 32768) >> 8);
 700                         }
 701                         break;
 702                 }
 703         default:
 704                 return -EINVAL;
 705         }
 706
 707         return 0;
 708 }
 709
 710 /****************************************************************************
 711                         I2C Client & Driver
 712  ****************************************************************************/
 713 static struct i2c_driver driver;
 714
 715 static struct i2c_client client_template = {
 716         .name = "(unset)",
 717         .flags = I2C_CLIENT_ALLOW_USE,
 718         .driver = &driver,
 719 };
 720
 721 static int tvp5150_detect_client(struct i2c_adapter *adapter,
 722                                  int address, int kind)
 723 {
 724         struct i2c_client *client;
 725         struct tvp5150 *core;
 726         int rv;
 727
 728         dprintk(1,
 729                 KERN_INFO
 730                 "tvp5150.c: detecting tvp5150 client on address 0x%x\n",
 731                 address << 1);
 732
 733         client_template.adapter = adapter;
 734         client_template.addr = address;
 735
 736         /* Check if the adapter supports the needed features */
 737         if (!i2c_check_functionality
 738             (adapter,
 739              I2C_FUNC_SMBUS_READ_BYTE | I2C_FUNC_SMBUS_WRITE_BYTE_DATA))
 740                 return 0;
 741
 742         client = kmalloc(sizeof(struct i2c_client), GFP_KERNEL);
 743         if (client == 0)
 744                 return -ENOMEM;
 745         memcpy(client, &client_template, sizeof(struct i2c_client));
 746
 747         core = kmalloc(sizeof(struct tvp5150), GFP_KERNEL);
 748         if (core == 0) {
 749                 kfree(client);
 750                 return -ENOMEM;
 751         }
 752         memset(core, 0, sizeof(struct tvp5150));
 753         i2c_set_clientdata(client, core);
 754
 755         rv = i2c_attach_client(client);
 756
 757         core->norm = VIDEO_MODE_AUTO;
 758         core->input = 2;
 759         core->enable = 1;
 760         core->bright = 32768;
 761         core->contrast = 32768;
 762         core->hue = 32768;
 763         core->sat = 32768;
 764
 765         if (rv) {
 766                 kfree(client);
 767                 kfree(core);
 768                 return rv;
 769         }
 770
 771         if (debug > 1)
 772                 dump_reg(client);
 773         return 0;
 774 }
 775
 776 static int tvp5150_attach_adapter(struct i2c_adapter *adapter)
 777 {
 778         dprintk(1,
 779                 KERN_INFO
 780                 "tvp5150.c: starting probe for adapter %s (0x%x)\n",
 781                 adapter->name, adapter->id);
 782         return i2c_probe(adapter, &addr_data, &tvp5150_detect_client);
 783 }
 784
 785 static int tvp5150_detach_client(struct i2c_client *client)
 786 {
 787         struct tvp5150 *decoder = i2c_get_clientdata(client);
 788         int err;
 789
 790         err = i2c_detach_client(client);
 791         if (err) {
 792                 return err;
 793         }
 794
 795         kfree(decoder);
 796         kfree(client);
 797
 798         return 0;
 799 }
 800
 801 /* ----------------------------------------------------------------------- */
 802
 803 static struct i2c_driver driver = {
 804         .owner = THIS_MODULE,
 805         .name = "tvp5150",
 806
 807         /* FIXME */
 808         .id = I2C_DRIVERID_SAA7110,
 809         .flags = I2C_DF_NOTIFY,
 810
 811         .attach_adapter = tvp5150_attach_adapter,
 812         .detach_client = tvp5150_detach_client,
 813
 814         .command = tvp5150_command,
 815 };
 816
 817 static int __init tvp5150_init(void)
 818 {
 819         return i2c_add_driver(&driver);
 820 }
 821
 822 static void __exit tvp5150_exit(void)
 823 {
 824         i2c_del_driver(&driver);
 825 }
 826
 827 module_init(tvp5150_init);
 828 module_exit(tvp5150_exit);