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         int opmode=0;
 441
 442         struct tvp5150 *decoder = i2c_get_clientdata(c);
 443
 444         if (!decoder->enable)
 445                 input |= TVP5150_BLACK_SCREEN;
 446
 447         switch (input) {
 448         case TVP5150_ANALOG_CH0:
 449         case TVP5150_ANALOG_CH1:
 450                 opmode=0x30;            /* TV Mode */
 451                 break;
 452         default:
 453                 opmode=0;               /* Auto Mode */
 454                 break;
 455         }
 456
 457         tvp5150_write(c, TVP5150_OP_MODE_CTL, opmode);
 458         tvp5150_write(c, TVP5150_VD_IN_SRC_SEL_1, input);
 459 };
 460
 461 static inline void tvp5150_reset(struct i2c_client *c)
 462 {
 463         struct tvp5150 *decoder = i2c_get_clientdata(c);
 464
 465         tvp5150_write(c, TVP5150_CONF_SHARED_PIN, 2);
 466
 467         /* Automatic offset and AGC enabled */
 468         tvp5150_write(c, TVP5150_ANAL_CHL_CTL, 0x15);
 469
 470         /* Normal Operation */
 471 //      tvp5150_write(c, TVP5150_OP_MODE_CTL, 0x00);
 472
 473         /* Activate YCrCb output 0x9 or 0xd ? */
 474         tvp5150_write(c, TVP5150_MISC_CTL, 0x6f);
 475
 476         /* Activates video std autodetection for all standards */
 477         tvp5150_write(c, TVP5150_AUTOSW_MSK, 0x0);
 478
 479         /* Default format: 0x47, 4:2:2: 0x40 */
 480         tvp5150_write(c, TVP5150_DATA_RATE_SEL, 0x47);
 481
 482         tvp5150_selmux(c, decoder->input);
 483
 484         tvp5150_write(c, TVP5150_CHROMA_PROC_CTL_1, 0x0c);
 485         tvp5150_write(c, TVP5150_CHROMA_PROC_CTL_2, 0x54);
 486
 487         tvp5150_write(c, 0x27, 0x20);   /* ?????????? */
 488
 489         tvp5150_write(c, TVP5150_VIDEO_STD, 0x0);       /* Auto switch */
 490
 491         tvp5150_write(c, TVP5150_BRIGHT_CTL, decoder->bright >> 8);
 492         tvp5150_write(c, TVP5150_CONTRAST_CTL, decoder->contrast >> 8);
 493         tvp5150_write(c, TVP5150_SATURATION_CTL, decoder->contrast >> 8);
 494         tvp5150_write(c, TVP5150_HUE_CTL, (decoder->hue - 32768) >> 8);
 495 };
 496
 497 static int tvp5150_get_ctrl(struct i2c_client *c, struct v4l2_control *ctrl)
 498 {
 499 /*      struct tvp5150 *decoder = i2c_get_clientdata(c); */
 500
 501         switch (ctrl->id) {
 502         case V4L2_CID_BRIGHTNESS:
 503                 ctrl->value = tvp5150_read(c, TVP5150_BRIGHT_CTL);
 504                 return 0;
 505         case V4L2_CID_CONTRAST:
 506                 ctrl->value = tvp5150_read(c, TVP5150_CONTRAST_CTL);
 507                 return 0;
 508         case V4L2_CID_SATURATION:
 509                 ctrl->value = tvp5150_read(c, TVP5150_SATURATION_CTL);
 510                 return 0;
 511         case V4L2_CID_HUE:
 512                 ctrl->value = tvp5150_read(c, TVP5150_HUE_CTL);
 513                 return 0;
 514         }
 515         return -EINVAL;
 516 }
 517
 518 static int tvp5150_set_ctrl(struct i2c_client *c, struct v4l2_control *ctrl)
 519 {
 520 /*      struct tvp5150 *decoder = i2c_get_clientdata(c); */
 521
 522         switch (ctrl->id) {
 523         case V4L2_CID_BRIGHTNESS:
 524                 tvp5150_write(c, TVP5150_BRIGHT_CTL, ctrl->value);
 525                 return 0;
 526         case V4L2_CID_CONTRAST:
 527                 tvp5150_write(c, TVP5150_CONTRAST_CTL, ctrl->value);
 528                 return 0;
 529         case V4L2_CID_SATURATION:
 530                 tvp5150_write(c, TVP5150_SATURATION_CTL, ctrl->value);
 531                 return 0;
 532         case V4L2_CID_HUE:
 533                 tvp5150_write(c, TVP5150_HUE_CTL, ctrl->value);
 534                 return 0;
 535         }
 536         return -EINVAL;
 537 }
 538
 539 /****************************************************************************
 540                         I2C Command
 541  ****************************************************************************/
 542 static int tvp5150_command(struct i2c_client *client,
 543                            unsigned int cmd, void *arg)
 544 {
 545         struct tvp5150 *decoder = i2c_get_clientdata(client);
 546
 547         switch (cmd) {
 548
 549         case 0:
 550         case DECODER_INIT:
 551                 tvp5150_reset(client);
 552                 break;
 553
 554         case DECODER_DUMP:
 555                 dump_reg(client);
 556                 break;
 557
 558         case DECODER_GET_CAPABILITIES:
 559                 {
 560                         struct video_decoder_capability *cap = arg;
 561
 562                         cap->flags = VIDEO_DECODER_PAL |
 563                             VIDEO_DECODER_NTSC |
 564                             VIDEO_DECODER_SECAM |
 565                             VIDEO_DECODER_AUTO | VIDEO_DECODER_CCIR;
 566                         cap->inputs = 3;
 567                         cap->outputs = 1;
 568                         break;
 569                 }
 570         case DECODER_GET_STATUS:
 571                 {
 572                         break;
 573                 }
 574
 575         case DECODER_SET_GPIO:
 576                 break;
 577
 578         case DECODER_SET_VBI_BYPASS:
 579                 break;
 580
 581         case DECODER_SET_NORM:
 582                 {
 583                         int *iarg = arg;
 584
 585                         switch (*iarg) {
 586
 587                         case VIDEO_MODE_NTSC:
 588                                 break;
 589
 590                         case VIDEO_MODE_PAL:
 591                                 break;
 592
 593                         case VIDEO_MODE_SECAM:
 594                                 break;
 595
 596                         case VIDEO_MODE_AUTO:
 597                                 break;
 598
 599                         default:
 600                                 return -EINVAL;
 601
 602                         }
 603                         decoder->norm = *iarg;
 604                         break;
 605                 }
 606         case DECODER_SET_INPUT:
 607                 {
 608                         int *iarg = arg;
 609                         if (*iarg < 0 || *iarg > 3) {
 610                                 return -EINVAL;
 611                         }
 612
 613                         decoder->input = *iarg;
 614                         tvp5150_selmux(client, decoder->input);
 615
 616                         break;
 617                 }
 618         case DECODER_SET_OUTPUT:
 619                 {
 620                         int *iarg = arg;
 621
 622                         /* not much choice of outputs */
 623                         if (*iarg != 0) {
 624                                 return -EINVAL;
 625                         }
 626                         break;
 627                 }
 628         case DECODER_ENABLE_OUTPUT:
 629                 {
 630                         int *iarg = arg;
 631
 632                         decoder->enable = (*iarg != 0);
 633
 634                         tvp5150_selmux(client, decoder->input);
 635
 636                         break;
 637                 }
 638         case VIDIOC_QUERYCTRL:
 639                 {
 640                         struct v4l2_queryctrl *qc = arg;
 641                         int i;
 642
 643                         dprintk(1, KERN_DEBUG "VIDIOC_QUERYCTRL");
 644
 645                         for (i = 0; i < ARRAY_SIZE(tvp5150_qctrl); i++)
 646                                 if (qc->id && qc->id == tvp5150_qctrl[i].id) {
 647                                         memcpy(qc, &(tvp5150_qctrl[i]),
 648                                                sizeof(*qc));
 649                                         return 0;
 650                                 }
 651
 652                         return -EINVAL;
 653                 }
 654         case VIDIOC_G_CTRL:
 655                 {
 656                         struct v4l2_control *ctrl = arg;
 657                         dprintk(1, KERN_DEBUG "VIDIOC_G_CTRL");
 658
 659                         return tvp5150_get_ctrl(client, ctrl);
 660                 }
 661         case VIDIOC_S_CTRL:
 662                 {
 663                         struct v4l2_control *ctrl = arg;
 664                         u8 i, n;
 665                         dprintk(1, KERN_DEBUG "VIDIOC_S_CTRL");
 666                         n = sizeof(tvp5150_qctrl) / sizeof(tvp5150_qctrl[0]);
 667                         for (i = 0; i < n; i++)
 668                                 if (ctrl->id == tvp5150_qctrl[i].id) {
 669                                         if (ctrl->value <
 670                                             tvp5150_qctrl[i].minimum
 671                                             || ctrl->value >
 672                                             tvp5150_qctrl[i].maximum)
 673                                                 return -ERANGE;
 674                                         dprintk(1,
 675                                                 KERN_DEBUG
 676                                                 "VIDIOC_S_CTRL: id=%d, value=%d",
 677                                                 ctrl->id, ctrl->value);
 678                                         return tvp5150_set_ctrl(client, ctrl);
 679                                 }
 680                         return -EINVAL;
 681                 }
 682
 683         case DECODER_SET_PICTURE:
 684                 {
 685                         struct video_picture *pic = arg;
 686                         if (decoder->bright != pic->brightness) {
 687                                 /* We want 0 to 255 we get 0-65535 */
 688                                 decoder->bright = pic->brightness;
 689                                 tvp5150_write(client, TVP5150_BRIGHT_CTL,
 690                                               decoder->bright >> 8);
 691                         }
 692                         if (decoder->contrast != pic->contrast) {
 693                                 /* We want 0 to 255 we get 0-65535 */
 694                                 decoder->contrast = pic->contrast;
 695                                 tvp5150_write(client, TVP5150_CONTRAST_CTL,
 696                                               decoder->contrast >> 8);
 697                         }
 698                         if (decoder->sat != pic->colour) {
 699                                 /* We want 0 to 255 we get 0-65535 */
 700                                 decoder->sat = pic->colour;
 701                                 tvp5150_write(client, TVP5150_SATURATION_CTL,
 702                                               decoder->contrast >> 8);
 703                         }
 704                         if (decoder->hue != pic->hue) {
 705                                 /* We want -128 to 127 we get 0-65535 */
 706                                 decoder->hue = pic->hue;
 707                                 tvp5150_write(client, TVP5150_HUE_CTL,
 708                                               (decoder->hue - 32768) >> 8);
 709                         }
 710                         break;
 711                 }
 712         default:
 713                 return -EINVAL;
 714         }
 715
 716         return 0;
 717 }
 718
 719 /****************************************************************************
 720                         I2C Client & Driver
 721  ****************************************************************************/
 722 static struct i2c_driver driver;
 723
 724 static struct i2c_client client_template = {
 725         .name = "(unset)",
 726         .driver = &driver,
 727 };
 728
 729 static int tvp5150_detect_client(struct i2c_adapter *adapter,
 730                                  int address, int kind)
 731 {
 732         struct i2c_client *client;
 733         struct tvp5150 *core;
 734         int rv;
 735
 736         dprintk(1,
 737                 KERN_INFO
 738                 "tvp5150.c: detecting tvp5150 client on address 0x%x\n",
 739                 address << 1);
 740
 741         client_template.adapter = adapter;
 742         client_template.addr = address;
 743
 744         /* Check if the adapter supports the needed features */
 745         if (!i2c_check_functionality
 746             (adapter,
 747              I2C_FUNC_SMBUS_READ_BYTE | I2C_FUNC_SMBUS_WRITE_BYTE_DATA))
 748                 return 0;
 749
 750         client = kmalloc(sizeof(struct i2c_client), GFP_KERNEL);
 751         if (client == 0)
 752                 return -ENOMEM;
 753         memcpy(client, &client_template, sizeof(struct i2c_client));
 754
 755         core = kmalloc(sizeof(struct tvp5150), GFP_KERNEL);
 756         if (core == 0) {
 757                 kfree(client);
 758                 return -ENOMEM;
 759         }
 760         memset(core, 0, sizeof(struct tvp5150));
 761         i2c_set_clientdata(client, core);
 762
 763         rv = i2c_attach_client(client);
 764
 765         core->norm = VIDEO_MODE_AUTO;
 766         core->input = 2;
 767         core->enable = 1;
 768         core->bright = 32768;
 769         core->contrast = 32768;
 770         core->hue = 32768;
 771         core->sat = 32768;
 772
 773         if (rv) {
 774                 kfree(client);
 775                 kfree(core);
 776                 return rv;
 777         }
 778
 779         if (debug > 1)
 780                 dump_reg(client);
 781         return 0;
 782 }
 783
 784 static int tvp5150_attach_adapter(struct i2c_adapter *adapter)
 785 {
 786         dprintk(1,
 787                 KERN_INFO
 788                 "tvp5150.c: starting probe for adapter %s (0x%x)\n",
 789                 adapter->name, adapter->id);
 790         return i2c_probe(adapter, &addr_data, &tvp5150_detect_client);
 791 }
 792
 793 static int tvp5150_detach_client(struct i2c_client *client)
 794 {
 795         struct tvp5150 *decoder = i2c_get_clientdata(client);
 796         int err;
 797
 798         err = i2c_detach_client(client);
 799         if (err) {
 800                 return err;
 801         }
 802
 803         kfree(decoder);
 804         kfree(client);
 805
 806         return 0;
 807 }
 808
 809 /* ----------------------------------------------------------------------- */
 810
 811 static struct i2c_driver driver = {
 812         .driver = {
 813                 .name = "tvp5150",
 814         },
 815
 816         /* FIXME */
 817         .id = I2C_DRIVERID_SAA7110,
 818
 819         .attach_adapter = tvp5150_attach_adapter,
 820         .detach_client = tvp5150_detach_client,
 821
 822         .command = tvp5150_command,
 823 };
 824
 825 static int __init tvp5150_init(void)
 826 {
 827         return i2c_add_driver(&driver);
 828 }
 829
 830 static void __exit tvp5150_exit(void)
 831 {
 832         i2c_del_driver(&driver);
 833 }
 834
 835 module_init(tvp5150_init);
 836 module_exit(tvp5150_exit);