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