1 /* 2 * tvp5150 - Texas Instruments TVP5150A/AM1 video decoder driver 3 * 4 * Copyright (c) 2005,2006 Mauro Carvalho Chehab (mchehab@infradead.org) 5 * This code is placed under the terms of the GNU General Public License v2 6 */ 7 8 #include <linux/i2c.h> 9 #include <linux/slab.h> 10 #include <linux/videodev2.h> 11 #include <linux/delay.h> 12 #include <linux/module.h> 13 #include <media/v4l2-device.h> 14 #include <media/tvp5150.h> 15 #include <media/v4l2-ctrls.h> 16 17 #include "tvp5150_reg.h" 18 19 #define TVP5150_H_MAX 720 20 #define TVP5150_V_MAX_525_60 480 21 #define TVP5150_V_MAX_OTHERS 576 22 #define TVP5150_MAX_CROP_LEFT 511 23 #define TVP5150_MAX_CROP_TOP 127 24 #define TVP5150_CROP_SHIFT 2 25 26 MODULE_DESCRIPTION("Texas Instruments TVP5150A video decoder driver"); 27 MODULE_AUTHOR("Mauro Carvalho Chehab"); 28 MODULE_LICENSE("GPL"); 29 30 31 static int debug; 32 module_param(debug, int, 0); 33 MODULE_PARM_DESC(debug, "Debug level (0-2)"); 34 35 struct tvp5150 { 36 struct v4l2_subdev sd; 37 struct v4l2_ctrl_handler hdl; 38 struct v4l2_rect rect; 39 40 v4l2_std_id norm; /* Current set standard */ 41 u32 input; 42 u32 output; 43 int enable; 44 }; 45 46 static inline struct tvp5150 *to_tvp5150(struct v4l2_subdev *sd) 47 { 48 return container_of(sd, struct tvp5150, sd); 49 } 50 51 static inline struct v4l2_subdev *to_sd(struct v4l2_ctrl *ctrl) 52 { 53 return &container_of(ctrl->handler, struct tvp5150, hdl)->sd; 54 } 55 56 static int tvp5150_read(struct v4l2_subdev *sd, unsigned char addr) 57 { 58 struct i2c_client *c = v4l2_get_subdevdata(sd); 59 unsigned char buffer[1]; 60 int rc; 61 62 buffer[0] = addr; 63 64 rc = i2c_master_send(c, buffer, 1); 65 if (rc < 0) { 66 v4l2_err(sd, "i2c i/o error: rc == %d (should be 1)\n", rc); 67 return rc; 68 } 69 70 msleep(10); 71 72 rc = i2c_master_recv(c, buffer, 1); 73 if (rc < 0) { 74 v4l2_err(sd, "i2c i/o error: rc == %d (should be 1)\n", rc); 75 return rc; 76 } 77 78 v4l2_dbg(2, debug, sd, "tvp5150: read 0x%02x = 0x%02x\n", addr, buffer[0]); 79 80 return (buffer[0]); 81 } 82 83 static inline void tvp5150_write(struct v4l2_subdev *sd, unsigned char addr, 84 unsigned char value) 85 { 86 struct i2c_client *c = v4l2_get_subdevdata(sd); 87 unsigned char buffer[2]; 88 int rc; 89 90 buffer[0] = addr; 91 buffer[1] = value; 92 v4l2_dbg(2, debug, sd, "tvp5150: writing 0x%02x 0x%02x\n", buffer[0], buffer[1]); 93 if (2 != (rc = i2c_master_send(c, buffer, 2))) 94 v4l2_dbg(0, debug, sd, "i2c i/o error: rc == %d (should be 2)\n", rc); 95 } 96 97 static void dump_reg_range(struct v4l2_subdev *sd, char *s, u8 init, 98 const u8 end, int max_line) 99 { 100 int i = 0; 101 102 while (init != (u8)(end + 1)) { 103 if ((i % max_line) == 0) { 104 if (i > 0) 105 printk("\n"); 106 printk("tvp5150: %s reg 0x%02x = ", s, init); 107 } 108 printk("%02x ", tvp5150_read(sd, init)); 109 110 init++; 111 i++; 112 } 113 printk("\n"); 114 } 115 116 static int tvp5150_log_status(struct v4l2_subdev *sd) 117 { 118 printk("tvp5150: Video input source selection #1 = 0x%02x\n", 119 tvp5150_read(sd, TVP5150_VD_IN_SRC_SEL_1)); 120 printk("tvp5150: Analog channel controls = 0x%02x\n", 121 tvp5150_read(sd, TVP5150_ANAL_CHL_CTL)); 122 printk("tvp5150: Operation mode controls = 0x%02x\n", 123 tvp5150_read(sd, TVP5150_OP_MODE_CTL)); 124 printk("tvp5150: Miscellaneous controls = 0x%02x\n", 125 tvp5150_read(sd, TVP5150_MISC_CTL)); 126 printk("tvp5150: Autoswitch mask= 0x%02x\n", 127 tvp5150_read(sd, TVP5150_AUTOSW_MSK)); 128 printk("tvp5150: Color killer threshold control = 0x%02x\n", 129 tvp5150_read(sd, TVP5150_COLOR_KIL_THSH_CTL)); 130 printk("tvp5150: Luminance processing controls #1 #2 and #3 = %02x %02x %02x\n", 131 tvp5150_read(sd, TVP5150_LUMA_PROC_CTL_1), 132 tvp5150_read(sd, TVP5150_LUMA_PROC_CTL_2), 133 tvp5150_read(sd, TVP5150_LUMA_PROC_CTL_3)); 134 printk("tvp5150: Brightness control = 0x%02x\n", 135 tvp5150_read(sd, TVP5150_BRIGHT_CTL)); 136 printk("tvp5150: Color saturation control = 0x%02x\n", 137 tvp5150_read(sd, TVP5150_SATURATION_CTL)); 138 printk("tvp5150: Hue control = 0x%02x\n", 139 tvp5150_read(sd, TVP5150_HUE_CTL)); 140 printk("tvp5150: Contrast control = 0x%02x\n", 141 tvp5150_read(sd, TVP5150_CONTRAST_CTL)); 142 printk("tvp5150: Outputs and data rates select = 0x%02x\n", 143 tvp5150_read(sd, TVP5150_DATA_RATE_SEL)); 144 printk("tvp5150: Configuration shared pins = 0x%02x\n", 145 tvp5150_read(sd, TVP5150_CONF_SHARED_PIN)); 146 printk("tvp5150: Active video cropping start = 0x%02x%02x\n", 147 tvp5150_read(sd, TVP5150_ACT_VD_CROP_ST_MSB), 148 tvp5150_read(sd, TVP5150_ACT_VD_CROP_ST_LSB)); 149 printk("tvp5150: Active video cropping stop = 0x%02x%02x\n", 150 tvp5150_read(sd, TVP5150_ACT_VD_CROP_STP_MSB), 151 tvp5150_read(sd, TVP5150_ACT_VD_CROP_STP_LSB)); 152 printk("tvp5150: Genlock/RTC = 0x%02x\n", 153 tvp5150_read(sd, TVP5150_GENLOCK)); 154 printk("tvp5150: Horizontal sync start = 0x%02x\n", 155 tvp5150_read(sd, TVP5150_HORIZ_SYNC_START)); 156 printk("tvp5150: Vertical blanking start = 0x%02x\n", 157 tvp5150_read(sd, TVP5150_VERT_BLANKING_START)); 158 printk("tvp5150: Vertical blanking stop = 0x%02x\n", 159 tvp5150_read(sd, TVP5150_VERT_BLANKING_STOP)); 160 printk("tvp5150: Chrominance processing control #1 and #2 = %02x %02x\n", 161 tvp5150_read(sd, TVP5150_CHROMA_PROC_CTL_1), 162 tvp5150_read(sd, TVP5150_CHROMA_PROC_CTL_2)); 163 printk("tvp5150: Interrupt reset register B = 0x%02x\n", 164 tvp5150_read(sd, TVP5150_INT_RESET_REG_B)); 165 printk("tvp5150: Interrupt enable register B = 0x%02x\n", 166 tvp5150_read(sd, TVP5150_INT_ENABLE_REG_B)); 167 printk("tvp5150: Interrupt configuration register B = 0x%02x\n", 168 tvp5150_read(sd, TVP5150_INTT_CONFIG_REG_B)); 169 printk("tvp5150: Video standard = 0x%02x\n", 170 tvp5150_read(sd, TVP5150_VIDEO_STD)); 171 printk("tvp5150: Chroma gain factor: Cb=0x%02x Cr=0x%02x\n", 172 tvp5150_read(sd, TVP5150_CB_GAIN_FACT), 173 tvp5150_read(sd, TVP5150_CR_GAIN_FACTOR)); 174 printk("tvp5150: Macrovision on counter = 0x%02x\n", 175 tvp5150_read(sd, TVP5150_MACROVISION_ON_CTR)); 176 printk("tvp5150: Macrovision off counter = 0x%02x\n", 177 tvp5150_read(sd, TVP5150_MACROVISION_OFF_CTR)); 178 printk("tvp5150: ITU-R BT.656.%d timing(TVP5150AM1 only)\n", 179 (tvp5150_read(sd, TVP5150_REV_SELECT) & 1) ? 3 : 4); 180 printk("tvp5150: Device ID = %02x%02x\n", 181 tvp5150_read(sd, TVP5150_MSB_DEV_ID), 182 tvp5150_read(sd, TVP5150_LSB_DEV_ID)); 183 printk("tvp5150: ROM version = (hex) %02x.%02x\n", 184 tvp5150_read(sd, TVP5150_ROM_MAJOR_VER), 185 tvp5150_read(sd, TVP5150_ROM_MINOR_VER)); 186 printk("tvp5150: Vertical line count = 0x%02x%02x\n", 187 tvp5150_read(sd, TVP5150_VERT_LN_COUNT_MSB), 188 tvp5150_read(sd, TVP5150_VERT_LN_COUNT_LSB)); 189 printk("tvp5150: Interrupt status register B = 0x%02x\n", 190 tvp5150_read(sd, TVP5150_INT_STATUS_REG_B)); 191 printk("tvp5150: Interrupt active register B = 0x%02x\n", 192 tvp5150_read(sd, TVP5150_INT_ACTIVE_REG_B)); 193 printk("tvp5150: Status regs #1 to #5 = %02x %02x %02x %02x %02x\n", 194 tvp5150_read(sd, TVP5150_STATUS_REG_1), 195 tvp5150_read(sd, TVP5150_STATUS_REG_2), 196 tvp5150_read(sd, TVP5150_STATUS_REG_3), 197 tvp5150_read(sd, TVP5150_STATUS_REG_4), 198 tvp5150_read(sd, TVP5150_STATUS_REG_5)); 199 200 dump_reg_range(sd, "Teletext filter 1", TVP5150_TELETEXT_FIL1_INI, 201 TVP5150_TELETEXT_FIL1_END, 8); 202 dump_reg_range(sd, "Teletext filter 2", TVP5150_TELETEXT_FIL2_INI, 203 TVP5150_TELETEXT_FIL2_END, 8); 204 205 printk("tvp5150: Teletext filter enable = 0x%02x\n", 206 tvp5150_read(sd, TVP5150_TELETEXT_FIL_ENA)); 207 printk("tvp5150: Interrupt status register A = 0x%02x\n", 208 tvp5150_read(sd, TVP5150_INT_STATUS_REG_A)); 209 printk("tvp5150: Interrupt enable register A = 0x%02x\n", 210 tvp5150_read(sd, TVP5150_INT_ENABLE_REG_A)); 211 printk("tvp5150: Interrupt configuration = 0x%02x\n", 212 tvp5150_read(sd, TVP5150_INT_CONF)); 213 printk("tvp5150: VDP status register = 0x%02x\n", 214 tvp5150_read(sd, TVP5150_VDP_STATUS_REG)); 215 printk("tvp5150: FIFO word count = 0x%02x\n", 216 tvp5150_read(sd, TVP5150_FIFO_WORD_COUNT)); 217 printk("tvp5150: FIFO interrupt threshold = 0x%02x\n", 218 tvp5150_read(sd, TVP5150_FIFO_INT_THRESHOLD)); 219 printk("tvp5150: FIFO reset = 0x%02x\n", 220 tvp5150_read(sd, TVP5150_FIFO_RESET)); 221 printk("tvp5150: Line number interrupt = 0x%02x\n", 222 tvp5150_read(sd, TVP5150_LINE_NUMBER_INT)); 223 printk("tvp5150: Pixel alignment register = 0x%02x%02x\n", 224 tvp5150_read(sd, TVP5150_PIX_ALIGN_REG_HIGH), 225 tvp5150_read(sd, TVP5150_PIX_ALIGN_REG_LOW)); 226 printk("tvp5150: FIFO output control = 0x%02x\n", 227 tvp5150_read(sd, TVP5150_FIFO_OUT_CTRL)); 228 printk("tvp5150: Full field enable = 0x%02x\n", 229 tvp5150_read(sd, TVP5150_FULL_FIELD_ENA)); 230 printk("tvp5150: Full field mode register = 0x%02x\n", 231 tvp5150_read(sd, TVP5150_FULL_FIELD_MODE_REG)); 232 233 dump_reg_range(sd, "CC data", TVP5150_CC_DATA_INI, 234 TVP5150_CC_DATA_END, 8); 235 236 dump_reg_range(sd, "WSS data", TVP5150_WSS_DATA_INI, 237 TVP5150_WSS_DATA_END, 8); 238 239 dump_reg_range(sd, "VPS data", TVP5150_VPS_DATA_INI, 240 TVP5150_VPS_DATA_END, 8); 241 242 dump_reg_range(sd, "VITC data", TVP5150_VITC_DATA_INI, 243 TVP5150_VITC_DATA_END, 10); 244 245 dump_reg_range(sd, "Line mode", TVP5150_LINE_MODE_INI, 246 TVP5150_LINE_MODE_END, 8); 247 return 0; 248 } 249 250 /**************************************************************************** 251 Basic functions 252 ****************************************************************************/ 253 254 static inline void tvp5150_selmux(struct v4l2_subdev *sd) 255 { 256 int opmode = 0; 257 struct tvp5150 *decoder = to_tvp5150(sd); 258 int input = 0; 259 int val; 260 261 if ((decoder->output & TVP5150_BLACK_SCREEN) || !decoder->enable) 262 input = 8; 263 264 switch (decoder->input) { 265 case TVP5150_COMPOSITE1: 266 input |= 2; 267 /* fall through */ 268 case TVP5150_COMPOSITE0: 269 break; 270 case TVP5150_SVIDEO: 271 default: 272 input |= 1; 273 break; 274 } 275 276 v4l2_dbg(1, debug, sd, "Selecting video route: route input=%i, output=%i " 277 "=> tvp5150 input=%i, opmode=%i\n", 278 decoder->input, decoder->output, 279 input, opmode); 280 281 tvp5150_write(sd, TVP5150_OP_MODE_CTL, opmode); 282 tvp5150_write(sd, TVP5150_VD_IN_SRC_SEL_1, input); 283 284 /* Svideo should enable YCrCb output and disable GPCL output 285 * For Composite and TV, it should be the reverse 286 */ 287 val = tvp5150_read(sd, TVP5150_MISC_CTL); 288 if (val < 0) { 289 v4l2_err(sd, "%s: failed with error = %d\n", __func__, val); 290 return; 291 } 292 293 if (decoder->input == TVP5150_SVIDEO) 294 val = (val & ~0x40) | 0x10; 295 else 296 val = (val & ~0x10) | 0x40; 297 tvp5150_write(sd, TVP5150_MISC_CTL, val); 298 }; 299 300 struct i2c_reg_value { 301 unsigned char reg; 302 unsigned char value; 303 }; 304 305 /* Default values as sugested at TVP5150AM1 datasheet */ 306 static const struct i2c_reg_value tvp5150_init_default[] = { 307 { /* 0x00 */ 308 TVP5150_VD_IN_SRC_SEL_1,0x00 309 }, 310 { /* 0x01 */ 311 TVP5150_ANAL_CHL_CTL,0x15 312 }, 313 { /* 0x02 */ 314 TVP5150_OP_MODE_CTL,0x00 315 }, 316 { /* 0x03 */ 317 TVP5150_MISC_CTL,0x01 318 }, 319 { /* 0x06 */ 320 TVP5150_COLOR_KIL_THSH_CTL,0x10 321 }, 322 { /* 0x07 */ 323 TVP5150_LUMA_PROC_CTL_1,0x60 324 }, 325 { /* 0x08 */ 326 TVP5150_LUMA_PROC_CTL_2,0x00 327 }, 328 { /* 0x09 */ 329 TVP5150_BRIGHT_CTL,0x80 330 }, 331 { /* 0x0a */ 332 TVP5150_SATURATION_CTL,0x80 333 }, 334 { /* 0x0b */ 335 TVP5150_HUE_CTL,0x00 336 }, 337 { /* 0x0c */ 338 TVP5150_CONTRAST_CTL,0x80 339 }, 340 { /* 0x0d */ 341 TVP5150_DATA_RATE_SEL,0x47 342 }, 343 { /* 0x0e */ 344 TVP5150_LUMA_PROC_CTL_3,0x00 345 }, 346 { /* 0x0f */ 347 TVP5150_CONF_SHARED_PIN,0x08 348 }, 349 { /* 0x11 */ 350 TVP5150_ACT_VD_CROP_ST_MSB,0x00 351 }, 352 { /* 0x12 */ 353 TVP5150_ACT_VD_CROP_ST_LSB,0x00 354 }, 355 { /* 0x13 */ 356 TVP5150_ACT_VD_CROP_STP_MSB,0x00 357 }, 358 { /* 0x14 */ 359 TVP5150_ACT_VD_CROP_STP_LSB,0x00 360 }, 361 { /* 0x15 */ 362 TVP5150_GENLOCK,0x01 363 }, 364 { /* 0x16 */ 365 TVP5150_HORIZ_SYNC_START,0x80 366 }, 367 { /* 0x18 */ 368 TVP5150_VERT_BLANKING_START,0x00 369 }, 370 { /* 0x19 */ 371 TVP5150_VERT_BLANKING_STOP,0x00 372 }, 373 { /* 0x1a */ 374 TVP5150_CHROMA_PROC_CTL_1,0x0c 375 }, 376 { /* 0x1b */ 377 TVP5150_CHROMA_PROC_CTL_2,0x14 378 }, 379 { /* 0x1c */ 380 TVP5150_INT_RESET_REG_B,0x00 381 }, 382 { /* 0x1d */ 383 TVP5150_INT_ENABLE_REG_B,0x00 384 }, 385 { /* 0x1e */ 386 TVP5150_INTT_CONFIG_REG_B,0x00 387 }, 388 { /* 0x28 */ 389 TVP5150_VIDEO_STD,0x00 390 }, 391 { /* 0x2e */ 392 TVP5150_MACROVISION_ON_CTR,0x0f 393 }, 394 { /* 0x2f */ 395 TVP5150_MACROVISION_OFF_CTR,0x01 396 }, 397 { /* 0xbb */ 398 TVP5150_TELETEXT_FIL_ENA,0x00 399 }, 400 { /* 0xc0 */ 401 TVP5150_INT_STATUS_REG_A,0x00 402 }, 403 { /* 0xc1 */ 404 TVP5150_INT_ENABLE_REG_A,0x00 405 }, 406 { /* 0xc2 */ 407 TVP5150_INT_CONF,0x04 408 }, 409 { /* 0xc8 */ 410 TVP5150_FIFO_INT_THRESHOLD,0x80 411 }, 412 { /* 0xc9 */ 413 TVP5150_FIFO_RESET,0x00 414 }, 415 { /* 0xca */ 416 TVP5150_LINE_NUMBER_INT,0x00 417 }, 418 { /* 0xcb */ 419 TVP5150_PIX_ALIGN_REG_LOW,0x4e 420 }, 421 { /* 0xcc */ 422 TVP5150_PIX_ALIGN_REG_HIGH,0x00 423 }, 424 { /* 0xcd */ 425 TVP5150_FIFO_OUT_CTRL,0x01 426 }, 427 { /* 0xcf */ 428 TVP5150_FULL_FIELD_ENA,0x00 429 }, 430 { /* 0xd0 */ 431 TVP5150_LINE_MODE_INI,0x00 432 }, 433 { /* 0xfc */ 434 TVP5150_FULL_FIELD_MODE_REG,0x7f 435 }, 436 { /* end of data */ 437 0xff,0xff 438 } 439 }; 440 441 /* Default values as sugested at TVP5150AM1 datasheet */ 442 static const struct i2c_reg_value tvp5150_init_enable[] = { 443 { 444 TVP5150_CONF_SHARED_PIN, 2 445 },{ /* Automatic offset and AGC enabled */ 446 TVP5150_ANAL_CHL_CTL, 0x15 447 },{ /* Activate YCrCb output 0x9 or 0xd ? */ 448 TVP5150_MISC_CTL, 0x6f 449 },{ /* Activates video std autodetection for all standards */ 450 TVP5150_AUTOSW_MSK, 0x0 451 },{ /* Default format: 0x47. For 4:2:2: 0x40 */ 452 TVP5150_DATA_RATE_SEL, 0x47 453 },{ 454 TVP5150_CHROMA_PROC_CTL_1, 0x0c 455 },{ 456 TVP5150_CHROMA_PROC_CTL_2, 0x54 457 },{ /* Non documented, but initialized on WinTV USB2 */ 458 0x27, 0x20 459 },{ 460 0xff,0xff 461 } 462 }; 463 464 struct tvp5150_vbi_type { 465 unsigned int vbi_type; 466 unsigned int ini_line; 467 unsigned int end_line; 468 unsigned int by_field :1; 469 }; 470 471 struct i2c_vbi_ram_value { 472 u16 reg; 473 struct tvp5150_vbi_type type; 474 unsigned char values[16]; 475 }; 476 477 /* This struct have the values for each supported VBI Standard 478 * by 479 tvp5150_vbi_types should follow the same order as vbi_ram_default 480 * value 0 means rom position 0x10, value 1 means rom position 0x30 481 * and so on. There are 16 possible locations from 0 to 15. 482 */ 483 484 static struct i2c_vbi_ram_value vbi_ram_default[] = 485 { 486 /* FIXME: Current api doesn't handle all VBI types, those not 487 yet supported are placed under #if 0 */ 488 #if 0 489 {0x010, /* Teletext, SECAM, WST System A */ 490 {V4L2_SLICED_TELETEXT_SECAM,6,23,1}, 491 { 0xaa, 0xaa, 0xff, 0xff, 0xe7, 0x2e, 0x20, 0x26, 492 0xe6, 0xb4, 0x0e, 0x00, 0x00, 0x00, 0x10, 0x00 } 493 }, 494 #endif 495 {0x030, /* Teletext, PAL, WST System B */ 496 {V4L2_SLICED_TELETEXT_B,6,22,1}, 497 { 0xaa, 0xaa, 0xff, 0xff, 0x27, 0x2e, 0x20, 0x2b, 498 0xa6, 0x72, 0x10, 0x00, 0x00, 0x00, 0x10, 0x00 } 499 }, 500 #if 0 501 {0x050, /* Teletext, PAL, WST System C */ 502 {V4L2_SLICED_TELETEXT_PAL_C,6,22,1}, 503 { 0xaa, 0xaa, 0xff, 0xff, 0xe7, 0x2e, 0x20, 0x22, 504 0xa6, 0x98, 0x0d, 0x00, 0x00, 0x00, 0x10, 0x00 } 505 }, 506 {0x070, /* Teletext, NTSC, WST System B */ 507 {V4L2_SLICED_TELETEXT_NTSC_B,10,21,1}, 508 { 0xaa, 0xaa, 0xff, 0xff, 0x27, 0x2e, 0x20, 0x23, 509 0x69, 0x93, 0x0d, 0x00, 0x00, 0x00, 0x10, 0x00 } 510 }, 511 {0x090, /* Tetetext, NTSC NABTS System C */ 512 {V4L2_SLICED_TELETEXT_NTSC_C,10,21,1}, 513 { 0xaa, 0xaa, 0xff, 0xff, 0xe7, 0x2e, 0x20, 0x22, 514 0x69, 0x93, 0x0d, 0x00, 0x00, 0x00, 0x15, 0x00 } 515 }, 516 {0x0b0, /* Teletext, NTSC-J, NABTS System D */ 517 {V4L2_SLICED_TELETEXT_NTSC_D,10,21,1}, 518 { 0xaa, 0xaa, 0xff, 0xff, 0xa7, 0x2e, 0x20, 0x23, 519 0x69, 0x93, 0x0d, 0x00, 0x00, 0x00, 0x10, 0x00 } 520 }, 521 {0x0d0, /* Closed Caption, PAL/SECAM */ 522 {V4L2_SLICED_CAPTION_625,22,22,1}, 523 { 0xaa, 0x2a, 0xff, 0x3f, 0x04, 0x51, 0x6e, 0x02, 524 0xa6, 0x7b, 0x09, 0x00, 0x00, 0x00, 0x27, 0x00 } 525 }, 526 #endif 527 {0x0f0, /* Closed Caption, NTSC */ 528 {V4L2_SLICED_CAPTION_525,21,21,1}, 529 { 0xaa, 0x2a, 0xff, 0x3f, 0x04, 0x51, 0x6e, 0x02, 530 0x69, 0x8c, 0x09, 0x00, 0x00, 0x00, 0x27, 0x00 } 531 }, 532 {0x110, /* Wide Screen Signal, PAL/SECAM */ 533 {V4L2_SLICED_WSS_625,23,23,1}, 534 { 0x5b, 0x55, 0xc5, 0xff, 0x00, 0x71, 0x6e, 0x42, 535 0xa6, 0xcd, 0x0f, 0x00, 0x00, 0x00, 0x3a, 0x00 } 536 }, 537 #if 0 538 {0x130, /* Wide Screen Signal, NTSC C */ 539 {V4L2_SLICED_WSS_525,20,20,1}, 540 { 0x38, 0x00, 0x3f, 0x00, 0x00, 0x71, 0x6e, 0x43, 541 0x69, 0x7c, 0x08, 0x00, 0x00, 0x00, 0x39, 0x00 } 542 }, 543 {0x150, /* Vertical Interval Timecode (VITC), PAL/SECAM */ 544 {V4l2_SLICED_VITC_625,6,22,0}, 545 { 0x00, 0x00, 0x00, 0x00, 0x00, 0x8f, 0x6d, 0x49, 546 0xa6, 0x85, 0x08, 0x00, 0x00, 0x00, 0x4c, 0x00 } 547 }, 548 {0x170, /* Vertical Interval Timecode (VITC), NTSC */ 549 {V4l2_SLICED_VITC_525,10,20,0}, 550 { 0x00, 0x00, 0x00, 0x00, 0x00, 0x8f, 0x6d, 0x49, 551 0x69, 0x94, 0x08, 0x00, 0x00, 0x00, 0x4c, 0x00 } 552 }, 553 #endif 554 {0x190, /* Video Program System (VPS), PAL */ 555 {V4L2_SLICED_VPS,16,16,0}, 556 { 0xaa, 0xaa, 0xff, 0xff, 0xba, 0xce, 0x2b, 0x0d, 557 0xa6, 0xda, 0x0b, 0x00, 0x00, 0x00, 0x60, 0x00 } 558 }, 559 /* 0x1d0 User programmable */ 560 561 /* End of struct */ 562 { (u16)-1 } 563 }; 564 565 static int tvp5150_write_inittab(struct v4l2_subdev *sd, 566 const struct i2c_reg_value *regs) 567 { 568 while (regs->reg != 0xff) { 569 tvp5150_write(sd, regs->reg, regs->value); 570 regs++; 571 } 572 return 0; 573 } 574 575 static int tvp5150_vdp_init(struct v4l2_subdev *sd, 576 const struct i2c_vbi_ram_value *regs) 577 { 578 unsigned int i; 579 580 /* Disable Full Field */ 581 tvp5150_write(sd, TVP5150_FULL_FIELD_ENA, 0); 582 583 /* Before programming, Line mode should be at 0xff */ 584 for (i = TVP5150_LINE_MODE_INI; i <= TVP5150_LINE_MODE_END; i++) 585 tvp5150_write(sd, i, 0xff); 586 587 /* Load Ram Table */ 588 while (regs->reg != (u16)-1) { 589 tvp5150_write(sd, TVP5150_CONF_RAM_ADDR_HIGH, regs->reg >> 8); 590 tvp5150_write(sd, TVP5150_CONF_RAM_ADDR_LOW, regs->reg); 591 592 for (i = 0; i < 16; i++) 593 tvp5150_write(sd, TVP5150_VDP_CONF_RAM_DATA, regs->values[i]); 594 595 regs++; 596 } 597 return 0; 598 } 599 600 /* Fills VBI capabilities based on i2c_vbi_ram_value struct */ 601 static int tvp5150_g_sliced_vbi_cap(struct v4l2_subdev *sd, 602 struct v4l2_sliced_vbi_cap *cap) 603 { 604 const struct i2c_vbi_ram_value *regs = vbi_ram_default; 605 int line; 606 607 v4l2_dbg(1, debug, sd, "g_sliced_vbi_cap\n"); 608 memset(cap, 0, sizeof *cap); 609 610 while (regs->reg != (u16)-1 ) { 611 for (line=regs->type.ini_line;line<=regs->type.end_line;line++) { 612 cap->service_lines[0][line] |= regs->type.vbi_type; 613 } 614 cap->service_set |= regs->type.vbi_type; 615 616 regs++; 617 } 618 return 0; 619 } 620 621 /* Set vbi processing 622 * type - one of tvp5150_vbi_types 623 * line - line to gather data 624 * fields: bit 0 field1, bit 1, field2 625 * flags (default=0xf0) is a bitmask, were set means: 626 * bit 7: enable filtering null bytes on CC 627 * bit 6: send data also to FIFO 628 * bit 5: don't allow data with errors on FIFO 629 * bit 4: enable ECC when possible 630 * pix_align = pix alignment: 631 * LSB = field1 632 * MSB = field2 633 */ 634 static int tvp5150_set_vbi(struct v4l2_subdev *sd, 635 const struct i2c_vbi_ram_value *regs, 636 unsigned int type,u8 flags, int line, 637 const int fields) 638 { 639 struct tvp5150 *decoder = to_tvp5150(sd); 640 v4l2_std_id std = decoder->norm; 641 u8 reg; 642 int pos=0; 643 644 if (std == V4L2_STD_ALL) { 645 v4l2_err(sd, "VBI can't be configured without knowing number of lines\n"); 646 return 0; 647 } else if (std & V4L2_STD_625_50) { 648 /* Don't follow NTSC Line number convension */ 649 line += 3; 650 } 651 652 if (line<6||line>27) 653 return 0; 654 655 while (regs->reg != (u16)-1 ) { 656 if ((type & regs->type.vbi_type) && 657 (line>=regs->type.ini_line) && 658 (line<=regs->type.end_line)) { 659 type=regs->type.vbi_type; 660 break; 661 } 662 663 regs++; 664 pos++; 665 } 666 if (regs->reg == (u16)-1) 667 return 0; 668 669 type=pos | (flags & 0xf0); 670 reg=((line-6)<<1)+TVP5150_LINE_MODE_INI; 671 672 if (fields&1) { 673 tvp5150_write(sd, reg, type); 674 } 675 676 if (fields&2) { 677 tvp5150_write(sd, reg+1, type); 678 } 679 680 return type; 681 } 682 683 static int tvp5150_get_vbi(struct v4l2_subdev *sd, 684 const struct i2c_vbi_ram_value *regs, int line) 685 { 686 struct tvp5150 *decoder = to_tvp5150(sd); 687 v4l2_std_id std = decoder->norm; 688 u8 reg; 689 int pos, type = 0; 690 int i, ret = 0; 691 692 if (std == V4L2_STD_ALL) { 693 v4l2_err(sd, "VBI can't be configured without knowing number of lines\n"); 694 return 0; 695 } else if (std & V4L2_STD_625_50) { 696 /* Don't follow NTSC Line number convension */ 697 line += 3; 698 } 699 700 if (line < 6 || line > 27) 701 return 0; 702 703 reg = ((line - 6) << 1) + TVP5150_LINE_MODE_INI; 704 705 for (i = 0; i <= 1; i++) { 706 ret = tvp5150_read(sd, reg + i); 707 if (ret < 0) { 708 v4l2_err(sd, "%s: failed with error = %d\n", 709 __func__, ret); 710 return 0; 711 } 712 pos = ret & 0x0f; 713 if (pos < 0x0f) 714 type |= regs[pos].type.vbi_type; 715 } 716 717 return type; 718 } 719 720 static int tvp5150_set_std(struct v4l2_subdev *sd, v4l2_std_id std) 721 { 722 struct tvp5150 *decoder = to_tvp5150(sd); 723 int fmt = 0; 724 725 decoder->norm = std; 726 727 /* First tests should be against specific std */ 728 729 if (std == V4L2_STD_NTSC_443) { 730 fmt = VIDEO_STD_NTSC_4_43_BIT; 731 } else if (std == V4L2_STD_PAL_M) { 732 fmt = VIDEO_STD_PAL_M_BIT; 733 } else if (std == V4L2_STD_PAL_N || std == V4L2_STD_PAL_Nc) { 734 fmt = VIDEO_STD_PAL_COMBINATION_N_BIT; 735 } else { 736 /* Then, test against generic ones */ 737 if (std & V4L2_STD_NTSC) 738 fmt = VIDEO_STD_NTSC_MJ_BIT; 739 else if (std & V4L2_STD_PAL) 740 fmt = VIDEO_STD_PAL_BDGHIN_BIT; 741 else if (std & V4L2_STD_SECAM) 742 fmt = VIDEO_STD_SECAM_BIT; 743 } 744 745 v4l2_dbg(1, debug, sd, "Set video std register to %d.\n", fmt); 746 tvp5150_write(sd, TVP5150_VIDEO_STD, fmt); 747 return 0; 748 } 749 750 static int tvp5150_s_std(struct v4l2_subdev *sd, v4l2_std_id std) 751 { 752 struct tvp5150 *decoder = to_tvp5150(sd); 753 754 if (decoder->norm == std) 755 return 0; 756 757 /* Change cropping height limits */ 758 if (std & V4L2_STD_525_60) 759 decoder->rect.height = TVP5150_V_MAX_525_60; 760 else 761 decoder->rect.height = TVP5150_V_MAX_OTHERS; 762 763 764 return tvp5150_set_std(sd, std); 765 } 766 767 static int tvp5150_reset(struct v4l2_subdev *sd, u32 val) 768 { 769 struct tvp5150 *decoder = to_tvp5150(sd); 770 771 /* Initializes TVP5150 to its default values */ 772 tvp5150_write_inittab(sd, tvp5150_init_default); 773 774 /* Initializes VDP registers */ 775 tvp5150_vdp_init(sd, vbi_ram_default); 776 777 /* Selects decoder input */ 778 tvp5150_selmux(sd); 779 780 /* Initializes TVP5150 to stream enabled values */ 781 tvp5150_write_inittab(sd, tvp5150_init_enable); 782 783 /* Initialize image preferences */ 784 v4l2_ctrl_handler_setup(&decoder->hdl); 785 786 tvp5150_set_std(sd, decoder->norm); 787 return 0; 788 }; 789 790 static int tvp5150_s_ctrl(struct v4l2_ctrl *ctrl) 791 { 792 struct v4l2_subdev *sd = to_sd(ctrl); 793 794 switch (ctrl->id) { 795 case V4L2_CID_BRIGHTNESS: 796 tvp5150_write(sd, TVP5150_BRIGHT_CTL, ctrl->val); 797 return 0; 798 case V4L2_CID_CONTRAST: 799 tvp5150_write(sd, TVP5150_CONTRAST_CTL, ctrl->val); 800 return 0; 801 case V4L2_CID_SATURATION: 802 tvp5150_write(sd, TVP5150_SATURATION_CTL, ctrl->val); 803 return 0; 804 case V4L2_CID_HUE: 805 tvp5150_write(sd, TVP5150_HUE_CTL, ctrl->val); 806 return 0; 807 } 808 return -EINVAL; 809 } 810 811 static v4l2_std_id tvp5150_read_std(struct v4l2_subdev *sd) 812 { 813 int val = tvp5150_read(sd, TVP5150_STATUS_REG_5); 814 815 switch (val & 0x0F) { 816 case 0x01: 817 return V4L2_STD_NTSC; 818 case 0x03: 819 return V4L2_STD_PAL; 820 case 0x05: 821 return V4L2_STD_PAL_M; 822 case 0x07: 823 return V4L2_STD_PAL_N | V4L2_STD_PAL_Nc; 824 case 0x09: 825 return V4L2_STD_NTSC_443; 826 case 0xb: 827 return V4L2_STD_SECAM; 828 default: 829 return V4L2_STD_UNKNOWN; 830 } 831 } 832 833 static int tvp5150_enum_mbus_fmt(struct v4l2_subdev *sd, unsigned index, 834 enum v4l2_mbus_pixelcode *code) 835 { 836 if (index) 837 return -EINVAL; 838 839 *code = V4L2_MBUS_FMT_UYVY8_2X8; 840 return 0; 841 } 842 843 static int tvp5150_mbus_fmt(struct v4l2_subdev *sd, 844 struct v4l2_mbus_framefmt *f) 845 { 846 struct tvp5150 *decoder = to_tvp5150(sd); 847 848 if (f == NULL) 849 return -EINVAL; 850 851 tvp5150_reset(sd, 0); 852 853 f->width = decoder->rect.width; 854 f->height = decoder->rect.height; 855 856 f->code = V4L2_MBUS_FMT_UYVY8_2X8; 857 f->field = V4L2_FIELD_SEQ_TB; 858 f->colorspace = V4L2_COLORSPACE_SMPTE170M; 859 860 v4l2_dbg(1, debug, sd, "width = %d, height = %d\n", f->width, 861 f->height); 862 return 0; 863 } 864 865 static int tvp5150_s_crop(struct v4l2_subdev *sd, const struct v4l2_crop *a) 866 { 867 struct v4l2_rect rect = a->c; 868 struct tvp5150 *decoder = to_tvp5150(sd); 869 v4l2_std_id std; 870 int hmax; 871 872 v4l2_dbg(1, debug, sd, "%s left=%d, top=%d, width=%d, height=%d\n", 873 __func__, rect.left, rect.top, rect.width, rect.height); 874 875 if (a->type != V4L2_BUF_TYPE_VIDEO_CAPTURE) 876 return -EINVAL; 877 878 /* tvp5150 has some special limits */ 879 rect.left = clamp(rect.left, 0, TVP5150_MAX_CROP_LEFT); 880 rect.width = clamp(rect.width, 881 TVP5150_H_MAX - TVP5150_MAX_CROP_LEFT - rect.left, 882 TVP5150_H_MAX - rect.left); 883 rect.top = clamp(rect.top, 0, TVP5150_MAX_CROP_TOP); 884 885 /* Calculate height based on current standard */ 886 if (decoder->norm == V4L2_STD_ALL) 887 std = tvp5150_read_std(sd); 888 else 889 std = decoder->norm; 890 891 if (std & V4L2_STD_525_60) 892 hmax = TVP5150_V_MAX_525_60; 893 else 894 hmax = TVP5150_V_MAX_OTHERS; 895 896 rect.height = clamp(rect.height, 897 hmax - TVP5150_MAX_CROP_TOP - rect.top, 898 hmax - rect.top); 899 900 tvp5150_write(sd, TVP5150_VERT_BLANKING_START, rect.top); 901 tvp5150_write(sd, TVP5150_VERT_BLANKING_STOP, 902 rect.top + rect.height - hmax); 903 tvp5150_write(sd, TVP5150_ACT_VD_CROP_ST_MSB, 904 rect.left >> TVP5150_CROP_SHIFT); 905 tvp5150_write(sd, TVP5150_ACT_VD_CROP_ST_LSB, 906 rect.left | (1 << TVP5150_CROP_SHIFT)); 907 tvp5150_write(sd, TVP5150_ACT_VD_CROP_STP_MSB, 908 (rect.left + rect.width - TVP5150_MAX_CROP_LEFT) >> 909 TVP5150_CROP_SHIFT); 910 tvp5150_write(sd, TVP5150_ACT_VD_CROP_STP_LSB, 911 rect.left + rect.width - TVP5150_MAX_CROP_LEFT); 912 913 decoder->rect = rect; 914 915 return 0; 916 } 917 918 static int tvp5150_g_crop(struct v4l2_subdev *sd, struct v4l2_crop *a) 919 { 920 struct tvp5150 *decoder = container_of(sd, struct tvp5150, sd); 921 922 a->c = decoder->rect; 923 a->type = V4L2_BUF_TYPE_VIDEO_CAPTURE; 924 925 return 0; 926 } 927 928 static int tvp5150_cropcap(struct v4l2_subdev *sd, struct v4l2_cropcap *a) 929 { 930 struct tvp5150 *decoder = container_of(sd, struct tvp5150, sd); 931 v4l2_std_id std; 932 933 if (a->type != V4L2_BUF_TYPE_VIDEO_CAPTURE) 934 return -EINVAL; 935 936 a->bounds.left = 0; 937 a->bounds.top = 0; 938 a->bounds.width = TVP5150_H_MAX; 939 940 /* Calculate height based on current standard */ 941 if (decoder->norm == V4L2_STD_ALL) 942 std = tvp5150_read_std(sd); 943 else 944 std = decoder->norm; 945 946 if (std & V4L2_STD_525_60) 947 a->bounds.height = TVP5150_V_MAX_525_60; 948 else 949 a->bounds.height = TVP5150_V_MAX_OTHERS; 950 951 a->defrect = a->bounds; 952 a->pixelaspect.numerator = 1; 953 a->pixelaspect.denominator = 1; 954 955 return 0; 956 } 957 958 /**************************************************************************** 959 I2C Command 960 ****************************************************************************/ 961 962 static int tvp5150_s_routing(struct v4l2_subdev *sd, 963 u32 input, u32 output, u32 config) 964 { 965 struct tvp5150 *decoder = to_tvp5150(sd); 966 967 decoder->input = input; 968 decoder->output = output; 969 tvp5150_selmux(sd); 970 return 0; 971 } 972 973 static int tvp5150_s_raw_fmt(struct v4l2_subdev *sd, struct v4l2_vbi_format *fmt) 974 { 975 /* this is for capturing 36 raw vbi lines 976 if there's a way to cut off the beginning 2 vbi lines 977 with the tvp5150 then the vbi line count could be lowered 978 to 17 lines/field again, although I couldn't find a register 979 which could do that cropping */ 980 if (fmt->sample_format == V4L2_PIX_FMT_GREY) 981 tvp5150_write(sd, TVP5150_LUMA_PROC_CTL_1, 0x70); 982 if (fmt->count[0] == 18 && fmt->count[1] == 18) { 983 tvp5150_write(sd, TVP5150_VERT_BLANKING_START, 0x00); 984 tvp5150_write(sd, TVP5150_VERT_BLANKING_STOP, 0x01); 985 } 986 return 0; 987 } 988 989 static int tvp5150_s_sliced_fmt(struct v4l2_subdev *sd, struct v4l2_sliced_vbi_format *svbi) 990 { 991 int i; 992 993 if (svbi->service_set != 0) { 994 for (i = 0; i <= 23; i++) { 995 svbi->service_lines[1][i] = 0; 996 svbi->service_lines[0][i] = 997 tvp5150_set_vbi(sd, vbi_ram_default, 998 svbi->service_lines[0][i], 0xf0, i, 3); 999 } 1000 /* Enables FIFO */ 1001 tvp5150_write(sd, TVP5150_FIFO_OUT_CTRL, 1); 1002 } else { 1003 /* Disables FIFO*/ 1004 tvp5150_write(sd, TVP5150_FIFO_OUT_CTRL, 0); 1005 1006 /* Disable Full Field */ 1007 tvp5150_write(sd, TVP5150_FULL_FIELD_ENA, 0); 1008 1009 /* Disable Line modes */ 1010 for (i = TVP5150_LINE_MODE_INI; i <= TVP5150_LINE_MODE_END; i++) 1011 tvp5150_write(sd, i, 0xff); 1012 } 1013 return 0; 1014 } 1015 1016 static int tvp5150_g_sliced_fmt(struct v4l2_subdev *sd, struct v4l2_sliced_vbi_format *svbi) 1017 { 1018 int i, mask = 0; 1019 1020 memset(svbi->service_lines, 0, sizeof(svbi->service_lines)); 1021 1022 for (i = 0; i <= 23; i++) { 1023 svbi->service_lines[0][i] = 1024 tvp5150_get_vbi(sd, vbi_ram_default, i); 1025 mask |= svbi->service_lines[0][i]; 1026 } 1027 svbi->service_set = mask; 1028 return 0; 1029 } 1030 1031 #ifdef CONFIG_VIDEO_ADV_DEBUG 1032 static int tvp5150_g_register(struct v4l2_subdev *sd, struct v4l2_dbg_register *reg) 1033 { 1034 int res; 1035 1036 res = tvp5150_read(sd, reg->reg & 0xff); 1037 if (res < 0) { 1038 v4l2_err(sd, "%s: failed with error = %d\n", __func__, res); 1039 return res; 1040 } 1041 1042 reg->val = res; 1043 reg->size = 1; 1044 return 0; 1045 } 1046 1047 static int tvp5150_s_register(struct v4l2_subdev *sd, const struct v4l2_dbg_register *reg) 1048 { 1049 tvp5150_write(sd, reg->reg & 0xff, reg->val & 0xff); 1050 return 0; 1051 } 1052 #endif 1053 1054 static int tvp5150_g_tuner(struct v4l2_subdev *sd, struct v4l2_tuner *vt) 1055 { 1056 int status = tvp5150_read(sd, 0x88); 1057 1058 vt->signal = ((status & 0x04) && (status & 0x02)) ? 0xffff : 0x0; 1059 return 0; 1060 } 1061 1062 /* ----------------------------------------------------------------------- */ 1063 1064 static const struct v4l2_ctrl_ops tvp5150_ctrl_ops = { 1065 .s_ctrl = tvp5150_s_ctrl, 1066 }; 1067 1068 static const struct v4l2_subdev_core_ops tvp5150_core_ops = { 1069 .log_status = tvp5150_log_status, 1070 .s_std = tvp5150_s_std, 1071 .reset = tvp5150_reset, 1072 #ifdef CONFIG_VIDEO_ADV_DEBUG 1073 .g_register = tvp5150_g_register, 1074 .s_register = tvp5150_s_register, 1075 #endif 1076 }; 1077 1078 static const struct v4l2_subdev_tuner_ops tvp5150_tuner_ops = { 1079 .g_tuner = tvp5150_g_tuner, 1080 }; 1081 1082 static const struct v4l2_subdev_video_ops tvp5150_video_ops = { 1083 .s_routing = tvp5150_s_routing, 1084 .enum_mbus_fmt = tvp5150_enum_mbus_fmt, 1085 .s_mbus_fmt = tvp5150_mbus_fmt, 1086 .try_mbus_fmt = tvp5150_mbus_fmt, 1087 .g_mbus_fmt = tvp5150_mbus_fmt, 1088 .s_crop = tvp5150_s_crop, 1089 .g_crop = tvp5150_g_crop, 1090 .cropcap = tvp5150_cropcap, 1091 }; 1092 1093 static const struct v4l2_subdev_vbi_ops tvp5150_vbi_ops = { 1094 .g_sliced_vbi_cap = tvp5150_g_sliced_vbi_cap, 1095 .g_sliced_fmt = tvp5150_g_sliced_fmt, 1096 .s_sliced_fmt = tvp5150_s_sliced_fmt, 1097 .s_raw_fmt = tvp5150_s_raw_fmt, 1098 }; 1099 1100 static const struct v4l2_subdev_ops tvp5150_ops = { 1101 .core = &tvp5150_core_ops, 1102 .tuner = &tvp5150_tuner_ops, 1103 .video = &tvp5150_video_ops, 1104 .vbi = &tvp5150_vbi_ops, 1105 }; 1106 1107 1108 /**************************************************************************** 1109 I2C Client & Driver 1110 ****************************************************************************/ 1111 1112 static int tvp5150_probe(struct i2c_client *c, 1113 const struct i2c_device_id *id) 1114 { 1115 struct tvp5150 *core; 1116 struct v4l2_subdev *sd; 1117 int tvp5150_id[4]; 1118 int i, res; 1119 1120 /* Check if the adapter supports the needed features */ 1121 if (!i2c_check_functionality(c->adapter, 1122 I2C_FUNC_SMBUS_READ_BYTE | I2C_FUNC_SMBUS_WRITE_BYTE_DATA)) 1123 return -EIO; 1124 1125 core = devm_kzalloc(&c->dev, sizeof(*core), GFP_KERNEL); 1126 if (!core) 1127 return -ENOMEM; 1128 sd = &core->sd; 1129 v4l2_i2c_subdev_init(sd, c, &tvp5150_ops); 1130 1131 /* 1132 * Read consequent registers - TVP5150_MSB_DEV_ID, TVP5150_LSB_DEV_ID, 1133 * TVP5150_ROM_MAJOR_VER, TVP5150_ROM_MINOR_VER 1134 */ 1135 for (i = 0; i < 4; i++) { 1136 res = tvp5150_read(sd, TVP5150_MSB_DEV_ID + i); 1137 if (res < 0) 1138 return res; 1139 tvp5150_id[i] = res; 1140 } 1141 1142 v4l_info(c, "chip found @ 0x%02x (%s)\n", 1143 c->addr << 1, c->adapter->name); 1144 1145 if (tvp5150_id[2] == 4 && tvp5150_id[3] == 0) { /* Is TVP5150AM1 */ 1146 v4l2_info(sd, "tvp%02x%02xam1 detected.\n", 1147 tvp5150_id[0], tvp5150_id[1]); 1148 1149 /* ITU-T BT.656.4 timing */ 1150 tvp5150_write(sd, TVP5150_REV_SELECT, 0); 1151 } else { 1152 /* Is TVP5150A */ 1153 if (tvp5150_id[2] == 3 || tvp5150_id[3] == 0x21) { 1154 v4l2_info(sd, "tvp%02x%02xa detected.\n", 1155 tvp5150_id[2], tvp5150_id[3]); 1156 } else { 1157 v4l2_info(sd, "*** unknown tvp%02x%02x chip detected.\n", 1158 tvp5150_id[2], tvp5150_id[3]); 1159 v4l2_info(sd, "*** Rom ver is %d.%d\n", 1160 tvp5150_id[2], tvp5150_id[3]); 1161 } 1162 } 1163 1164 core->norm = V4L2_STD_ALL; /* Default is autodetect */ 1165 core->input = TVP5150_COMPOSITE1; 1166 core->enable = 1; 1167 1168 v4l2_ctrl_handler_init(&core->hdl, 4); 1169 v4l2_ctrl_new_std(&core->hdl, &tvp5150_ctrl_ops, 1170 V4L2_CID_BRIGHTNESS, 0, 255, 1, 128); 1171 v4l2_ctrl_new_std(&core->hdl, &tvp5150_ctrl_ops, 1172 V4L2_CID_CONTRAST, 0, 255, 1, 128); 1173 v4l2_ctrl_new_std(&core->hdl, &tvp5150_ctrl_ops, 1174 V4L2_CID_SATURATION, 0, 255, 1, 128); 1175 v4l2_ctrl_new_std(&core->hdl, &tvp5150_ctrl_ops, 1176 V4L2_CID_HUE, -128, 127, 1, 0); 1177 sd->ctrl_handler = &core->hdl; 1178 if (core->hdl.error) { 1179 res = core->hdl.error; 1180 v4l2_ctrl_handler_free(&core->hdl); 1181 return res; 1182 } 1183 v4l2_ctrl_handler_setup(&core->hdl); 1184 1185 /* Default is no cropping */ 1186 core->rect.top = 0; 1187 if (tvp5150_read_std(sd) & V4L2_STD_525_60) 1188 core->rect.height = TVP5150_V_MAX_525_60; 1189 else 1190 core->rect.height = TVP5150_V_MAX_OTHERS; 1191 core->rect.left = 0; 1192 core->rect.width = TVP5150_H_MAX; 1193 1194 if (debug > 1) 1195 tvp5150_log_status(sd); 1196 return 0; 1197 } 1198 1199 static int tvp5150_remove(struct i2c_client *c) 1200 { 1201 struct v4l2_subdev *sd = i2c_get_clientdata(c); 1202 struct tvp5150 *decoder = to_tvp5150(sd); 1203 1204 v4l2_dbg(1, debug, sd, 1205 "tvp5150.c: removing tvp5150 adapter on address 0x%x\n", 1206 c->addr << 1); 1207 1208 v4l2_device_unregister_subdev(sd); 1209 v4l2_ctrl_handler_free(&decoder->hdl); 1210 return 0; 1211 } 1212 1213 /* ----------------------------------------------------------------------- */ 1214 1215 static const struct i2c_device_id tvp5150_id[] = { 1216 { "tvp5150", 0 }, 1217 { } 1218 }; 1219 MODULE_DEVICE_TABLE(i2c, tvp5150_id); 1220 1221 static struct i2c_driver tvp5150_driver = { 1222 .driver = { 1223 .owner = THIS_MODULE, 1224 .name = "tvp5150", 1225 }, 1226 .probe = tvp5150_probe, 1227 .remove = tvp5150_remove, 1228 .id_table = tvp5150_id, 1229 }; 1230 1231 module_i2c_driver(tvp5150_driver); 1232