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