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 struct i2c_msg msg[] = { 62 { .addr = c->addr, .flags = 0, 63 .buf = &addr, .len = 1 }, 64 { .addr = c->addr, .flags = I2C_M_RD, 65 .buf = buffer, .len = 1 } 66 }; 67 68 rc = i2c_transfer(c->adapter, msg, 2); 69 if (rc < 0 || rc != 2) { 70 v4l2_err(sd, "i2c i/o error: rc == %d (should be 2)\n", rc); 71 return rc < 0 ? rc : -EIO; 72 } 73 74 v4l2_dbg(2, debug, sd, "tvp5150: read 0x%02x = 0x%02x\n", addr, buffer[0]); 75 76 return (buffer[0]); 77 } 78 79 static inline void tvp5150_write(struct v4l2_subdev *sd, unsigned char addr, 80 unsigned char value) 81 { 82 struct i2c_client *c = v4l2_get_subdevdata(sd); 83 unsigned char buffer[2]; 84 int rc; 85 86 buffer[0] = addr; 87 buffer[1] = value; 88 v4l2_dbg(2, debug, sd, "tvp5150: writing 0x%02x 0x%02x\n", buffer[0], buffer[1]); 89 if (2 != (rc = i2c_master_send(c, buffer, 2))) 90 v4l2_dbg(0, debug, sd, "i2c i/o error: rc == %d (should be 2)\n", rc); 91 } 92 93 static void dump_reg_range(struct v4l2_subdev *sd, char *s, u8 init, 94 const u8 end, int max_line) 95 { 96 int i = 0; 97 98 while (init != (u8)(end + 1)) { 99 if ((i % max_line) == 0) { 100 if (i > 0) 101 printk("\n"); 102 printk("tvp5150: %s reg 0x%02x = ", s, init); 103 } 104 printk("%02x ", tvp5150_read(sd, init)); 105 106 init++; 107 i++; 108 } 109 printk("\n"); 110 } 111 112 static int tvp5150_log_status(struct v4l2_subdev *sd) 113 { 114 printk("tvp5150: Video input source selection #1 = 0x%02x\n", 115 tvp5150_read(sd, TVP5150_VD_IN_SRC_SEL_1)); 116 printk("tvp5150: Analog channel controls = 0x%02x\n", 117 tvp5150_read(sd, TVP5150_ANAL_CHL_CTL)); 118 printk("tvp5150: Operation mode controls = 0x%02x\n", 119 tvp5150_read(sd, TVP5150_OP_MODE_CTL)); 120 printk("tvp5150: Miscellaneous controls = 0x%02x\n", 121 tvp5150_read(sd, TVP5150_MISC_CTL)); 122 printk("tvp5150: Autoswitch mask= 0x%02x\n", 123 tvp5150_read(sd, TVP5150_AUTOSW_MSK)); 124 printk("tvp5150: Color killer threshold control = 0x%02x\n", 125 tvp5150_read(sd, TVP5150_COLOR_KIL_THSH_CTL)); 126 printk("tvp5150: Luminance processing controls #1 #2 and #3 = %02x %02x %02x\n", 127 tvp5150_read(sd, TVP5150_LUMA_PROC_CTL_1), 128 tvp5150_read(sd, TVP5150_LUMA_PROC_CTL_2), 129 tvp5150_read(sd, TVP5150_LUMA_PROC_CTL_3)); 130 printk("tvp5150: Brightness control = 0x%02x\n", 131 tvp5150_read(sd, TVP5150_BRIGHT_CTL)); 132 printk("tvp5150: Color saturation control = 0x%02x\n", 133 tvp5150_read(sd, TVP5150_SATURATION_CTL)); 134 printk("tvp5150: Hue control = 0x%02x\n", 135 tvp5150_read(sd, TVP5150_HUE_CTL)); 136 printk("tvp5150: Contrast control = 0x%02x\n", 137 tvp5150_read(sd, TVP5150_CONTRAST_CTL)); 138 printk("tvp5150: Outputs and data rates select = 0x%02x\n", 139 tvp5150_read(sd, TVP5150_DATA_RATE_SEL)); 140 printk("tvp5150: Configuration shared pins = 0x%02x\n", 141 tvp5150_read(sd, TVP5150_CONF_SHARED_PIN)); 142 printk("tvp5150: Active video cropping start = 0x%02x%02x\n", 143 tvp5150_read(sd, TVP5150_ACT_VD_CROP_ST_MSB), 144 tvp5150_read(sd, TVP5150_ACT_VD_CROP_ST_LSB)); 145 printk("tvp5150: Active video cropping stop = 0x%02x%02x\n", 146 tvp5150_read(sd, TVP5150_ACT_VD_CROP_STP_MSB), 147 tvp5150_read(sd, TVP5150_ACT_VD_CROP_STP_LSB)); 148 printk("tvp5150: Genlock/RTC = 0x%02x\n", 149 tvp5150_read(sd, TVP5150_GENLOCK)); 150 printk("tvp5150: Horizontal sync start = 0x%02x\n", 151 tvp5150_read(sd, TVP5150_HORIZ_SYNC_START)); 152 printk("tvp5150: Vertical blanking start = 0x%02x\n", 153 tvp5150_read(sd, TVP5150_VERT_BLANKING_START)); 154 printk("tvp5150: Vertical blanking stop = 0x%02x\n", 155 tvp5150_read(sd, TVP5150_VERT_BLANKING_STOP)); 156 printk("tvp5150: Chrominance processing control #1 and #2 = %02x %02x\n", 157 tvp5150_read(sd, TVP5150_CHROMA_PROC_CTL_1), 158 tvp5150_read(sd, TVP5150_CHROMA_PROC_CTL_2)); 159 printk("tvp5150: Interrupt reset register B = 0x%02x\n", 160 tvp5150_read(sd, TVP5150_INT_RESET_REG_B)); 161 printk("tvp5150: Interrupt enable register B = 0x%02x\n", 162 tvp5150_read(sd, TVP5150_INT_ENABLE_REG_B)); 163 printk("tvp5150: Interrupt configuration register B = 0x%02x\n", 164 tvp5150_read(sd, TVP5150_INTT_CONFIG_REG_B)); 165 printk("tvp5150: Video standard = 0x%02x\n", 166 tvp5150_read(sd, TVP5150_VIDEO_STD)); 167 printk("tvp5150: Chroma gain factor: Cb=0x%02x Cr=0x%02x\n", 168 tvp5150_read(sd, TVP5150_CB_GAIN_FACT), 169 tvp5150_read(sd, TVP5150_CR_GAIN_FACTOR)); 170 printk("tvp5150: Macrovision on counter = 0x%02x\n", 171 tvp5150_read(sd, TVP5150_MACROVISION_ON_CTR)); 172 printk("tvp5150: Macrovision off counter = 0x%02x\n", 173 tvp5150_read(sd, TVP5150_MACROVISION_OFF_CTR)); 174 printk("tvp5150: ITU-R BT.656.%d timing(TVP5150AM1 only)\n", 175 (tvp5150_read(sd, TVP5150_REV_SELECT) & 1) ? 3 : 4); 176 printk("tvp5150: Device ID = %02x%02x\n", 177 tvp5150_read(sd, TVP5150_MSB_DEV_ID), 178 tvp5150_read(sd, TVP5150_LSB_DEV_ID)); 179 printk("tvp5150: ROM version = (hex) %02x.%02x\n", 180 tvp5150_read(sd, TVP5150_ROM_MAJOR_VER), 181 tvp5150_read(sd, TVP5150_ROM_MINOR_VER)); 182 printk("tvp5150: Vertical line count = 0x%02x%02x\n", 183 tvp5150_read(sd, TVP5150_VERT_LN_COUNT_MSB), 184 tvp5150_read(sd, TVP5150_VERT_LN_COUNT_LSB)); 185 printk("tvp5150: Interrupt status register B = 0x%02x\n", 186 tvp5150_read(sd, TVP5150_INT_STATUS_REG_B)); 187 printk("tvp5150: Interrupt active register B = 0x%02x\n", 188 tvp5150_read(sd, TVP5150_INT_ACTIVE_REG_B)); 189 printk("tvp5150: Status regs #1 to #5 = %02x %02x %02x %02x %02x\n", 190 tvp5150_read(sd, TVP5150_STATUS_REG_1), 191 tvp5150_read(sd, TVP5150_STATUS_REG_2), 192 tvp5150_read(sd, TVP5150_STATUS_REG_3), 193 tvp5150_read(sd, TVP5150_STATUS_REG_4), 194 tvp5150_read(sd, TVP5150_STATUS_REG_5)); 195 196 dump_reg_range(sd, "Teletext filter 1", TVP5150_TELETEXT_FIL1_INI, 197 TVP5150_TELETEXT_FIL1_END, 8); 198 dump_reg_range(sd, "Teletext filter 2", TVP5150_TELETEXT_FIL2_INI, 199 TVP5150_TELETEXT_FIL2_END, 8); 200 201 printk("tvp5150: Teletext filter enable = 0x%02x\n", 202 tvp5150_read(sd, TVP5150_TELETEXT_FIL_ENA)); 203 printk("tvp5150: Interrupt status register A = 0x%02x\n", 204 tvp5150_read(sd, TVP5150_INT_STATUS_REG_A)); 205 printk("tvp5150: Interrupt enable register A = 0x%02x\n", 206 tvp5150_read(sd, TVP5150_INT_ENABLE_REG_A)); 207 printk("tvp5150: Interrupt configuration = 0x%02x\n", 208 tvp5150_read(sd, TVP5150_INT_CONF)); 209 printk("tvp5150: VDP status register = 0x%02x\n", 210 tvp5150_read(sd, TVP5150_VDP_STATUS_REG)); 211 printk("tvp5150: FIFO word count = 0x%02x\n", 212 tvp5150_read(sd, TVP5150_FIFO_WORD_COUNT)); 213 printk("tvp5150: FIFO interrupt threshold = 0x%02x\n", 214 tvp5150_read(sd, TVP5150_FIFO_INT_THRESHOLD)); 215 printk("tvp5150: FIFO reset = 0x%02x\n", 216 tvp5150_read(sd, TVP5150_FIFO_RESET)); 217 printk("tvp5150: Line number interrupt = 0x%02x\n", 218 tvp5150_read(sd, TVP5150_LINE_NUMBER_INT)); 219 printk("tvp5150: Pixel alignment register = 0x%02x%02x\n", 220 tvp5150_read(sd, TVP5150_PIX_ALIGN_REG_HIGH), 221 tvp5150_read(sd, TVP5150_PIX_ALIGN_REG_LOW)); 222 printk("tvp5150: FIFO output control = 0x%02x\n", 223 tvp5150_read(sd, TVP5150_FIFO_OUT_CTRL)); 224 printk("tvp5150: Full field enable = 0x%02x\n", 225 tvp5150_read(sd, TVP5150_FULL_FIELD_ENA)); 226 printk("tvp5150: Full field mode register = 0x%02x\n", 227 tvp5150_read(sd, TVP5150_FULL_FIELD_MODE_REG)); 228 229 dump_reg_range(sd, "CC data", TVP5150_CC_DATA_INI, 230 TVP5150_CC_DATA_END, 8); 231 232 dump_reg_range(sd, "WSS data", TVP5150_WSS_DATA_INI, 233 TVP5150_WSS_DATA_END, 8); 234 235 dump_reg_range(sd, "VPS data", TVP5150_VPS_DATA_INI, 236 TVP5150_VPS_DATA_END, 8); 237 238 dump_reg_range(sd, "VITC data", TVP5150_VITC_DATA_INI, 239 TVP5150_VITC_DATA_END, 10); 240 241 dump_reg_range(sd, "Line mode", TVP5150_LINE_MODE_INI, 242 TVP5150_LINE_MODE_END, 8); 243 return 0; 244 } 245 246 /**************************************************************************** 247 Basic functions 248 ****************************************************************************/ 249 250 static inline void tvp5150_selmux(struct v4l2_subdev *sd) 251 { 252 int opmode = 0; 253 struct tvp5150 *decoder = to_tvp5150(sd); 254 int input = 0; 255 int val; 256 257 if ((decoder->output & TVP5150_BLACK_SCREEN) || !decoder->enable) 258 input = 8; 259 260 switch (decoder->input) { 261 case TVP5150_COMPOSITE1: 262 input |= 2; 263 /* fall through */ 264 case TVP5150_COMPOSITE0: 265 break; 266 case TVP5150_SVIDEO: 267 default: 268 input |= 1; 269 break; 270 } 271 272 v4l2_dbg(1, debug, sd, "Selecting video route: route input=%i, output=%i " 273 "=> tvp5150 input=%i, opmode=%i\n", 274 decoder->input, decoder->output, 275 input, opmode); 276 277 tvp5150_write(sd, TVP5150_OP_MODE_CTL, opmode); 278 tvp5150_write(sd, TVP5150_VD_IN_SRC_SEL_1, input); 279 280 /* Svideo should enable YCrCb output and disable GPCL output 281 * For Composite and TV, it should be the reverse 282 */ 283 val = tvp5150_read(sd, TVP5150_MISC_CTL); 284 if (val < 0) { 285 v4l2_err(sd, "%s: failed with error = %d\n", __func__, val); 286 return; 287 } 288 289 if (decoder->input == TVP5150_SVIDEO) 290 val = (val & ~0x40) | 0x10; 291 else 292 val = (val & ~0x10) | 0x40; 293 tvp5150_write(sd, TVP5150_MISC_CTL, val); 294 }; 295 296 struct i2c_reg_value { 297 unsigned char reg; 298 unsigned char value; 299 }; 300 301 /* Default values as sugested at TVP5150AM1 datasheet */ 302 static const struct i2c_reg_value tvp5150_init_default[] = { 303 { /* 0x00 */ 304 TVP5150_VD_IN_SRC_SEL_1,0x00 305 }, 306 { /* 0x01 */ 307 TVP5150_ANAL_CHL_CTL,0x15 308 }, 309 { /* 0x02 */ 310 TVP5150_OP_MODE_CTL,0x00 311 }, 312 { /* 0x03 */ 313 TVP5150_MISC_CTL,0x01 314 }, 315 { /* 0x06 */ 316 TVP5150_COLOR_KIL_THSH_CTL,0x10 317 }, 318 { /* 0x07 */ 319 TVP5150_LUMA_PROC_CTL_1,0x60 320 }, 321 { /* 0x08 */ 322 TVP5150_LUMA_PROC_CTL_2,0x00 323 }, 324 { /* 0x09 */ 325 TVP5150_BRIGHT_CTL,0x80 326 }, 327 { /* 0x0a */ 328 TVP5150_SATURATION_CTL,0x80 329 }, 330 { /* 0x0b */ 331 TVP5150_HUE_CTL,0x00 332 }, 333 { /* 0x0c */ 334 TVP5150_CONTRAST_CTL,0x80 335 }, 336 { /* 0x0d */ 337 TVP5150_DATA_RATE_SEL,0x47 338 }, 339 { /* 0x0e */ 340 TVP5150_LUMA_PROC_CTL_3,0x00 341 }, 342 { /* 0x0f */ 343 TVP5150_CONF_SHARED_PIN,0x08 344 }, 345 { /* 0x11 */ 346 TVP5150_ACT_VD_CROP_ST_MSB,0x00 347 }, 348 { /* 0x12 */ 349 TVP5150_ACT_VD_CROP_ST_LSB,0x00 350 }, 351 { /* 0x13 */ 352 TVP5150_ACT_VD_CROP_STP_MSB,0x00 353 }, 354 { /* 0x14 */ 355 TVP5150_ACT_VD_CROP_STP_LSB,0x00 356 }, 357 { /* 0x15 */ 358 TVP5150_GENLOCK,0x01 359 }, 360 { /* 0x16 */ 361 TVP5150_HORIZ_SYNC_START,0x80 362 }, 363 { /* 0x18 */ 364 TVP5150_VERT_BLANKING_START,0x00 365 }, 366 { /* 0x19 */ 367 TVP5150_VERT_BLANKING_STOP,0x00 368 }, 369 { /* 0x1a */ 370 TVP5150_CHROMA_PROC_CTL_1,0x0c 371 }, 372 { /* 0x1b */ 373 TVP5150_CHROMA_PROC_CTL_2,0x14 374 }, 375 { /* 0x1c */ 376 TVP5150_INT_RESET_REG_B,0x00 377 }, 378 { /* 0x1d */ 379 TVP5150_INT_ENABLE_REG_B,0x00 380 }, 381 { /* 0x1e */ 382 TVP5150_INTT_CONFIG_REG_B,0x00 383 }, 384 { /* 0x28 */ 385 TVP5150_VIDEO_STD,0x00 386 }, 387 { /* 0x2e */ 388 TVP5150_MACROVISION_ON_CTR,0x0f 389 }, 390 { /* 0x2f */ 391 TVP5150_MACROVISION_OFF_CTR,0x01 392 }, 393 { /* 0xbb */ 394 TVP5150_TELETEXT_FIL_ENA,0x00 395 }, 396 { /* 0xc0 */ 397 TVP5150_INT_STATUS_REG_A,0x00 398 }, 399 { /* 0xc1 */ 400 TVP5150_INT_ENABLE_REG_A,0x00 401 }, 402 { /* 0xc2 */ 403 TVP5150_INT_CONF,0x04 404 }, 405 { /* 0xc8 */ 406 TVP5150_FIFO_INT_THRESHOLD,0x80 407 }, 408 { /* 0xc9 */ 409 TVP5150_FIFO_RESET,0x00 410 }, 411 { /* 0xca */ 412 TVP5150_LINE_NUMBER_INT,0x00 413 }, 414 { /* 0xcb */ 415 TVP5150_PIX_ALIGN_REG_LOW,0x4e 416 }, 417 { /* 0xcc */ 418 TVP5150_PIX_ALIGN_REG_HIGH,0x00 419 }, 420 { /* 0xcd */ 421 TVP5150_FIFO_OUT_CTRL,0x01 422 }, 423 { /* 0xcf */ 424 TVP5150_FULL_FIELD_ENA,0x00 425 }, 426 { /* 0xd0 */ 427 TVP5150_LINE_MODE_INI,0x00 428 }, 429 { /* 0xfc */ 430 TVP5150_FULL_FIELD_MODE_REG,0x7f 431 }, 432 { /* end of data */ 433 0xff,0xff 434 } 435 }; 436 437 /* Default values as sugested at TVP5150AM1 datasheet */ 438 static const struct i2c_reg_value tvp5150_init_enable[] = { 439 { 440 TVP5150_CONF_SHARED_PIN, 2 441 },{ /* Automatic offset and AGC enabled */ 442 TVP5150_ANAL_CHL_CTL, 0x15 443 },{ /* Activate YCrCb output 0x9 or 0xd ? */ 444 TVP5150_MISC_CTL, 0x6f 445 },{ /* Activates video std autodetection for all standards */ 446 TVP5150_AUTOSW_MSK, 0x0 447 },{ /* Default format: 0x47. For 4:2:2: 0x40 */ 448 TVP5150_DATA_RATE_SEL, 0x47 449 },{ 450 TVP5150_CHROMA_PROC_CTL_1, 0x0c 451 },{ 452 TVP5150_CHROMA_PROC_CTL_2, 0x54 453 },{ /* Non documented, but initialized on WinTV USB2 */ 454 0x27, 0x20 455 },{ 456 0xff,0xff 457 } 458 }; 459 460 struct tvp5150_vbi_type { 461 unsigned int vbi_type; 462 unsigned int ini_line; 463 unsigned int end_line; 464 unsigned int by_field :1; 465 }; 466 467 struct i2c_vbi_ram_value { 468 u16 reg; 469 struct tvp5150_vbi_type type; 470 unsigned char values[16]; 471 }; 472 473 /* This struct have the values for each supported VBI Standard 474 * by 475 tvp5150_vbi_types should follow the same order as vbi_ram_default 476 * value 0 means rom position 0x10, value 1 means rom position 0x30 477 * and so on. There are 16 possible locations from 0 to 15. 478 */ 479 480 static struct i2c_vbi_ram_value vbi_ram_default[] = 481 { 482 /* FIXME: Current api doesn't handle all VBI types, those not 483 yet supported are placed under #if 0 */ 484 #if 0 485 {0x010, /* Teletext, SECAM, WST System A */ 486 {V4L2_SLICED_TELETEXT_SECAM,6,23,1}, 487 { 0xaa, 0xaa, 0xff, 0xff, 0xe7, 0x2e, 0x20, 0x26, 488 0xe6, 0xb4, 0x0e, 0x00, 0x00, 0x00, 0x10, 0x00 } 489 }, 490 #endif 491 {0x030, /* Teletext, PAL, WST System B */ 492 {V4L2_SLICED_TELETEXT_B,6,22,1}, 493 { 0xaa, 0xaa, 0xff, 0xff, 0x27, 0x2e, 0x20, 0x2b, 494 0xa6, 0x72, 0x10, 0x00, 0x00, 0x00, 0x10, 0x00 } 495 }, 496 #if 0 497 {0x050, /* Teletext, PAL, WST System C */ 498 {V4L2_SLICED_TELETEXT_PAL_C,6,22,1}, 499 { 0xaa, 0xaa, 0xff, 0xff, 0xe7, 0x2e, 0x20, 0x22, 500 0xa6, 0x98, 0x0d, 0x00, 0x00, 0x00, 0x10, 0x00 } 501 }, 502 {0x070, /* Teletext, NTSC, WST System B */ 503 {V4L2_SLICED_TELETEXT_NTSC_B,10,21,1}, 504 { 0xaa, 0xaa, 0xff, 0xff, 0x27, 0x2e, 0x20, 0x23, 505 0x69, 0x93, 0x0d, 0x00, 0x00, 0x00, 0x10, 0x00 } 506 }, 507 {0x090, /* Tetetext, NTSC NABTS System C */ 508 {V4L2_SLICED_TELETEXT_NTSC_C,10,21,1}, 509 { 0xaa, 0xaa, 0xff, 0xff, 0xe7, 0x2e, 0x20, 0x22, 510 0x69, 0x93, 0x0d, 0x00, 0x00, 0x00, 0x15, 0x00 } 511 }, 512 {0x0b0, /* Teletext, NTSC-J, NABTS System D */ 513 {V4L2_SLICED_TELETEXT_NTSC_D,10,21,1}, 514 { 0xaa, 0xaa, 0xff, 0xff, 0xa7, 0x2e, 0x20, 0x23, 515 0x69, 0x93, 0x0d, 0x00, 0x00, 0x00, 0x10, 0x00 } 516 }, 517 {0x0d0, /* Closed Caption, PAL/SECAM */ 518 {V4L2_SLICED_CAPTION_625,22,22,1}, 519 { 0xaa, 0x2a, 0xff, 0x3f, 0x04, 0x51, 0x6e, 0x02, 520 0xa6, 0x7b, 0x09, 0x00, 0x00, 0x00, 0x27, 0x00 } 521 }, 522 #endif 523 {0x0f0, /* Closed Caption, NTSC */ 524 {V4L2_SLICED_CAPTION_525,21,21,1}, 525 { 0xaa, 0x2a, 0xff, 0x3f, 0x04, 0x51, 0x6e, 0x02, 526 0x69, 0x8c, 0x09, 0x00, 0x00, 0x00, 0x27, 0x00 } 527 }, 528 {0x110, /* Wide Screen Signal, PAL/SECAM */ 529 {V4L2_SLICED_WSS_625,23,23,1}, 530 { 0x5b, 0x55, 0xc5, 0xff, 0x00, 0x71, 0x6e, 0x42, 531 0xa6, 0xcd, 0x0f, 0x00, 0x00, 0x00, 0x3a, 0x00 } 532 }, 533 #if 0 534 {0x130, /* Wide Screen Signal, NTSC C */ 535 {V4L2_SLICED_WSS_525,20,20,1}, 536 { 0x38, 0x00, 0x3f, 0x00, 0x00, 0x71, 0x6e, 0x43, 537 0x69, 0x7c, 0x08, 0x00, 0x00, 0x00, 0x39, 0x00 } 538 }, 539 {0x150, /* Vertical Interval Timecode (VITC), PAL/SECAM */ 540 {V4l2_SLICED_VITC_625,6,22,0}, 541 { 0x00, 0x00, 0x00, 0x00, 0x00, 0x8f, 0x6d, 0x49, 542 0xa6, 0x85, 0x08, 0x00, 0x00, 0x00, 0x4c, 0x00 } 543 }, 544 {0x170, /* Vertical Interval Timecode (VITC), NTSC */ 545 {V4l2_SLICED_VITC_525,10,20,0}, 546 { 0x00, 0x00, 0x00, 0x00, 0x00, 0x8f, 0x6d, 0x49, 547 0x69, 0x94, 0x08, 0x00, 0x00, 0x00, 0x4c, 0x00 } 548 }, 549 #endif 550 {0x190, /* Video Program System (VPS), PAL */ 551 {V4L2_SLICED_VPS,16,16,0}, 552 { 0xaa, 0xaa, 0xff, 0xff, 0xba, 0xce, 0x2b, 0x0d, 553 0xa6, 0xda, 0x0b, 0x00, 0x00, 0x00, 0x60, 0x00 } 554 }, 555 /* 0x1d0 User programmable */ 556 557 /* End of struct */ 558 { (u16)-1 } 559 }; 560 561 static int tvp5150_write_inittab(struct v4l2_subdev *sd, 562 const struct i2c_reg_value *regs) 563 { 564 while (regs->reg != 0xff) { 565 tvp5150_write(sd, regs->reg, regs->value); 566 regs++; 567 } 568 return 0; 569 } 570 571 static int tvp5150_vdp_init(struct v4l2_subdev *sd, 572 const struct i2c_vbi_ram_value *regs) 573 { 574 unsigned int i; 575 576 /* Disable Full Field */ 577 tvp5150_write(sd, TVP5150_FULL_FIELD_ENA, 0); 578 579 /* Before programming, Line mode should be at 0xff */ 580 for (i = TVP5150_LINE_MODE_INI; i <= TVP5150_LINE_MODE_END; i++) 581 tvp5150_write(sd, i, 0xff); 582 583 /* Load Ram Table */ 584 while (regs->reg != (u16)-1) { 585 tvp5150_write(sd, TVP5150_CONF_RAM_ADDR_HIGH, regs->reg >> 8); 586 tvp5150_write(sd, TVP5150_CONF_RAM_ADDR_LOW, regs->reg); 587 588 for (i = 0; i < 16; i++) 589 tvp5150_write(sd, TVP5150_VDP_CONF_RAM_DATA, regs->values[i]); 590 591 regs++; 592 } 593 return 0; 594 } 595 596 /* Fills VBI capabilities based on i2c_vbi_ram_value struct */ 597 static int tvp5150_g_sliced_vbi_cap(struct v4l2_subdev *sd, 598 struct v4l2_sliced_vbi_cap *cap) 599 { 600 const struct i2c_vbi_ram_value *regs = vbi_ram_default; 601 int line; 602 603 v4l2_dbg(1, debug, sd, "g_sliced_vbi_cap\n"); 604 memset(cap, 0, sizeof *cap); 605 606 while (regs->reg != (u16)-1 ) { 607 for (line=regs->type.ini_line;line<=regs->type.end_line;line++) { 608 cap->service_lines[0][line] |= regs->type.vbi_type; 609 } 610 cap->service_set |= regs->type.vbi_type; 611 612 regs++; 613 } 614 return 0; 615 } 616 617 /* Set vbi processing 618 * type - one of tvp5150_vbi_types 619 * line - line to gather data 620 * fields: bit 0 field1, bit 1, field2 621 * flags (default=0xf0) is a bitmask, were set means: 622 * bit 7: enable filtering null bytes on CC 623 * bit 6: send data also to FIFO 624 * bit 5: don't allow data with errors on FIFO 625 * bit 4: enable ECC when possible 626 * pix_align = pix alignment: 627 * LSB = field1 628 * MSB = field2 629 */ 630 static int tvp5150_set_vbi(struct v4l2_subdev *sd, 631 const struct i2c_vbi_ram_value *regs, 632 unsigned int type,u8 flags, int line, 633 const int fields) 634 { 635 struct tvp5150 *decoder = to_tvp5150(sd); 636 v4l2_std_id std = decoder->norm; 637 u8 reg; 638 int pos=0; 639 640 if (std == V4L2_STD_ALL) { 641 v4l2_err(sd, "VBI can't be configured without knowing number of lines\n"); 642 return 0; 643 } else if (std & V4L2_STD_625_50) { 644 /* Don't follow NTSC Line number convension */ 645 line += 3; 646 } 647 648 if (line<6||line>27) 649 return 0; 650 651 while (regs->reg != (u16)-1 ) { 652 if ((type & regs->type.vbi_type) && 653 (line>=regs->type.ini_line) && 654 (line<=regs->type.end_line)) { 655 type=regs->type.vbi_type; 656 break; 657 } 658 659 regs++; 660 pos++; 661 } 662 if (regs->reg == (u16)-1) 663 return 0; 664 665 type=pos | (flags & 0xf0); 666 reg=((line-6)<<1)+TVP5150_LINE_MODE_INI; 667 668 if (fields&1) { 669 tvp5150_write(sd, reg, type); 670 } 671 672 if (fields&2) { 673 tvp5150_write(sd, reg+1, type); 674 } 675 676 return type; 677 } 678 679 static int tvp5150_get_vbi(struct v4l2_subdev *sd, 680 const struct i2c_vbi_ram_value *regs, int line) 681 { 682 struct tvp5150 *decoder = to_tvp5150(sd); 683 v4l2_std_id std = decoder->norm; 684 u8 reg; 685 int pos, type = 0; 686 int i, ret = 0; 687 688 if (std == V4L2_STD_ALL) { 689 v4l2_err(sd, "VBI can't be configured without knowing number of lines\n"); 690 return 0; 691 } else if (std & V4L2_STD_625_50) { 692 /* Don't follow NTSC Line number convension */ 693 line += 3; 694 } 695 696 if (line < 6 || line > 27) 697 return 0; 698 699 reg = ((line - 6) << 1) + TVP5150_LINE_MODE_INI; 700 701 for (i = 0; i <= 1; i++) { 702 ret = tvp5150_read(sd, reg + i); 703 if (ret < 0) { 704 v4l2_err(sd, "%s: failed with error = %d\n", 705 __func__, ret); 706 return 0; 707 } 708 pos = ret & 0x0f; 709 if (pos < 0x0f) 710 type |= regs[pos].type.vbi_type; 711 } 712 713 return type; 714 } 715 716 static int tvp5150_set_std(struct v4l2_subdev *sd, v4l2_std_id std) 717 { 718 struct tvp5150 *decoder = to_tvp5150(sd); 719 int fmt = 0; 720 721 decoder->norm = std; 722 723 /* First tests should be against specific std */ 724 725 if (std == V4L2_STD_NTSC_443) { 726 fmt = VIDEO_STD_NTSC_4_43_BIT; 727 } else if (std == V4L2_STD_PAL_M) { 728 fmt = VIDEO_STD_PAL_M_BIT; 729 } else if (std == V4L2_STD_PAL_N || std == V4L2_STD_PAL_Nc) { 730 fmt = VIDEO_STD_PAL_COMBINATION_N_BIT; 731 } else { 732 /* Then, test against generic ones */ 733 if (std & V4L2_STD_NTSC) 734 fmt = VIDEO_STD_NTSC_MJ_BIT; 735 else if (std & V4L2_STD_PAL) 736 fmt = VIDEO_STD_PAL_BDGHIN_BIT; 737 else if (std & V4L2_STD_SECAM) 738 fmt = VIDEO_STD_SECAM_BIT; 739 } 740 741 v4l2_dbg(1, debug, sd, "Set video std register to %d.\n", fmt); 742 tvp5150_write(sd, TVP5150_VIDEO_STD, fmt); 743 return 0; 744 } 745 746 static int tvp5150_s_std(struct v4l2_subdev *sd, v4l2_std_id std) 747 { 748 struct tvp5150 *decoder = to_tvp5150(sd); 749 750 if (decoder->norm == std) 751 return 0; 752 753 /* Change cropping height limits */ 754 if (std & V4L2_STD_525_60) 755 decoder->rect.height = TVP5150_V_MAX_525_60; 756 else 757 decoder->rect.height = TVP5150_V_MAX_OTHERS; 758 759 760 return tvp5150_set_std(sd, std); 761 } 762 763 static int tvp5150_reset(struct v4l2_subdev *sd, u32 val) 764 { 765 struct tvp5150 *decoder = to_tvp5150(sd); 766 767 /* Initializes TVP5150 to its default values */ 768 tvp5150_write_inittab(sd, tvp5150_init_default); 769 770 /* Initializes VDP registers */ 771 tvp5150_vdp_init(sd, vbi_ram_default); 772 773 /* Selects decoder input */ 774 tvp5150_selmux(sd); 775 776 /* Initializes TVP5150 to stream enabled values */ 777 tvp5150_write_inittab(sd, tvp5150_init_enable); 778 779 /* Initialize image preferences */ 780 v4l2_ctrl_handler_setup(&decoder->hdl); 781 782 tvp5150_set_std(sd, decoder->norm); 783 return 0; 784 }; 785 786 static int tvp5150_s_ctrl(struct v4l2_ctrl *ctrl) 787 { 788 struct v4l2_subdev *sd = to_sd(ctrl); 789 790 switch (ctrl->id) { 791 case V4L2_CID_BRIGHTNESS: 792 tvp5150_write(sd, TVP5150_BRIGHT_CTL, ctrl->val); 793 return 0; 794 case V4L2_CID_CONTRAST: 795 tvp5150_write(sd, TVP5150_CONTRAST_CTL, ctrl->val); 796 return 0; 797 case V4L2_CID_SATURATION: 798 tvp5150_write(sd, TVP5150_SATURATION_CTL, ctrl->val); 799 return 0; 800 case V4L2_CID_HUE: 801 tvp5150_write(sd, TVP5150_HUE_CTL, ctrl->val); 802 return 0; 803 } 804 return -EINVAL; 805 } 806 807 static v4l2_std_id tvp5150_read_std(struct v4l2_subdev *sd) 808 { 809 int val = tvp5150_read(sd, TVP5150_STATUS_REG_5); 810 811 switch (val & 0x0F) { 812 case 0x01: 813 return V4L2_STD_NTSC; 814 case 0x03: 815 return V4L2_STD_PAL; 816 case 0x05: 817 return V4L2_STD_PAL_M; 818 case 0x07: 819 return V4L2_STD_PAL_N | V4L2_STD_PAL_Nc; 820 case 0x09: 821 return V4L2_STD_NTSC_443; 822 case 0xb: 823 return V4L2_STD_SECAM; 824 default: 825 return V4L2_STD_UNKNOWN; 826 } 827 } 828 829 static int tvp5150_enum_mbus_fmt(struct v4l2_subdev *sd, unsigned index, 830 enum v4l2_mbus_pixelcode *code) 831 { 832 if (index) 833 return -EINVAL; 834 835 *code = V4L2_MBUS_FMT_UYVY8_2X8; 836 return 0; 837 } 838 839 static int tvp5150_mbus_fmt(struct v4l2_subdev *sd, 840 struct v4l2_mbus_framefmt *f) 841 { 842 struct tvp5150 *decoder = to_tvp5150(sd); 843 844 if (f == NULL) 845 return -EINVAL; 846 847 tvp5150_reset(sd, 0); 848 849 f->width = decoder->rect.width; 850 f->height = decoder->rect.height; 851 852 f->code = V4L2_MBUS_FMT_UYVY8_2X8; 853 f->field = V4L2_FIELD_SEQ_TB; 854 f->colorspace = V4L2_COLORSPACE_SMPTE170M; 855 856 v4l2_dbg(1, debug, sd, "width = %d, height = %d\n", f->width, 857 f->height); 858 return 0; 859 } 860 861 static int tvp5150_s_crop(struct v4l2_subdev *sd, const struct v4l2_crop *a) 862 { 863 struct v4l2_rect rect = a->c; 864 struct tvp5150 *decoder = to_tvp5150(sd); 865 v4l2_std_id std; 866 unsigned int hmax; 867 868 v4l2_dbg(1, debug, sd, "%s left=%d, top=%d, width=%d, height=%d\n", 869 __func__, rect.left, rect.top, rect.width, rect.height); 870 871 if (a->type != V4L2_BUF_TYPE_VIDEO_CAPTURE) 872 return -EINVAL; 873 874 /* tvp5150 has some special limits */ 875 rect.left = clamp(rect.left, 0, TVP5150_MAX_CROP_LEFT); 876 rect.width = clamp_t(unsigned int, rect.width, 877 TVP5150_H_MAX - TVP5150_MAX_CROP_LEFT - rect.left, 878 TVP5150_H_MAX - rect.left); 879 rect.top = clamp(rect.top, 0, TVP5150_MAX_CROP_TOP); 880 881 /* Calculate height based on current standard */ 882 if (decoder->norm == V4L2_STD_ALL) 883 std = tvp5150_read_std(sd); 884 else 885 std = decoder->norm; 886 887 if (std & V4L2_STD_525_60) 888 hmax = TVP5150_V_MAX_525_60; 889 else 890 hmax = TVP5150_V_MAX_OTHERS; 891 892 rect.height = clamp_t(unsigned int, rect.height, 893 hmax - TVP5150_MAX_CROP_TOP - rect.top, 894 hmax - rect.top); 895 896 tvp5150_write(sd, TVP5150_VERT_BLANKING_START, rect.top); 897 tvp5150_write(sd, TVP5150_VERT_BLANKING_STOP, 898 rect.top + rect.height - hmax); 899 tvp5150_write(sd, TVP5150_ACT_VD_CROP_ST_MSB, 900 rect.left >> TVP5150_CROP_SHIFT); 901 tvp5150_write(sd, TVP5150_ACT_VD_CROP_ST_LSB, 902 rect.left | (1 << TVP5150_CROP_SHIFT)); 903 tvp5150_write(sd, TVP5150_ACT_VD_CROP_STP_MSB, 904 (rect.left + rect.width - TVP5150_MAX_CROP_LEFT) >> 905 TVP5150_CROP_SHIFT); 906 tvp5150_write(sd, TVP5150_ACT_VD_CROP_STP_LSB, 907 rect.left + rect.width - TVP5150_MAX_CROP_LEFT); 908 909 decoder->rect = rect; 910 911 return 0; 912 } 913 914 static int tvp5150_g_crop(struct v4l2_subdev *sd, struct v4l2_crop *a) 915 { 916 struct tvp5150 *decoder = container_of(sd, struct tvp5150, sd); 917 918 a->c = decoder->rect; 919 a->type = V4L2_BUF_TYPE_VIDEO_CAPTURE; 920 921 return 0; 922 } 923 924 static int tvp5150_cropcap(struct v4l2_subdev *sd, struct v4l2_cropcap *a) 925 { 926 struct tvp5150 *decoder = container_of(sd, struct tvp5150, sd); 927 v4l2_std_id std; 928 929 if (a->type != V4L2_BUF_TYPE_VIDEO_CAPTURE) 930 return -EINVAL; 931 932 a->bounds.left = 0; 933 a->bounds.top = 0; 934 a->bounds.width = TVP5150_H_MAX; 935 936 /* Calculate height based on current standard */ 937 if (decoder->norm == V4L2_STD_ALL) 938 std = tvp5150_read_std(sd); 939 else 940 std = decoder->norm; 941 942 if (std & V4L2_STD_525_60) 943 a->bounds.height = TVP5150_V_MAX_525_60; 944 else 945 a->bounds.height = TVP5150_V_MAX_OTHERS; 946 947 a->defrect = a->bounds; 948 a->pixelaspect.numerator = 1; 949 a->pixelaspect.denominator = 1; 950 951 return 0; 952 } 953 954 /**************************************************************************** 955 I2C Command 956 ****************************************************************************/ 957 958 static int tvp5150_s_routing(struct v4l2_subdev *sd, 959 u32 input, u32 output, u32 config) 960 { 961 struct tvp5150 *decoder = to_tvp5150(sd); 962 963 decoder->input = input; 964 decoder->output = output; 965 tvp5150_selmux(sd); 966 return 0; 967 } 968 969 static int tvp5150_s_raw_fmt(struct v4l2_subdev *sd, struct v4l2_vbi_format *fmt) 970 { 971 /* this is for capturing 36 raw vbi lines 972 if there's a way to cut off the beginning 2 vbi lines 973 with the tvp5150 then the vbi line count could be lowered 974 to 17 lines/field again, although I couldn't find a register 975 which could do that cropping */ 976 if (fmt->sample_format == V4L2_PIX_FMT_GREY) 977 tvp5150_write(sd, TVP5150_LUMA_PROC_CTL_1, 0x70); 978 if (fmt->count[0] == 18 && fmt->count[1] == 18) { 979 tvp5150_write(sd, TVP5150_VERT_BLANKING_START, 0x00); 980 tvp5150_write(sd, TVP5150_VERT_BLANKING_STOP, 0x01); 981 } 982 return 0; 983 } 984 985 static int tvp5150_s_sliced_fmt(struct v4l2_subdev *sd, struct v4l2_sliced_vbi_format *svbi) 986 { 987 int i; 988 989 if (svbi->service_set != 0) { 990 for (i = 0; i <= 23; i++) { 991 svbi->service_lines[1][i] = 0; 992 svbi->service_lines[0][i] = 993 tvp5150_set_vbi(sd, vbi_ram_default, 994 svbi->service_lines[0][i], 0xf0, i, 3); 995 } 996 /* Enables FIFO */ 997 tvp5150_write(sd, TVP5150_FIFO_OUT_CTRL, 1); 998 } else { 999 /* Disables FIFO*/ 1000 tvp5150_write(sd, TVP5150_FIFO_OUT_CTRL, 0); 1001 1002 /* Disable Full Field */ 1003 tvp5150_write(sd, TVP5150_FULL_FIELD_ENA, 0); 1004 1005 /* Disable Line modes */ 1006 for (i = TVP5150_LINE_MODE_INI; i <= TVP5150_LINE_MODE_END; i++) 1007 tvp5150_write(sd, i, 0xff); 1008 } 1009 return 0; 1010 } 1011 1012 static int tvp5150_g_sliced_fmt(struct v4l2_subdev *sd, struct v4l2_sliced_vbi_format *svbi) 1013 { 1014 int i, mask = 0; 1015 1016 memset(svbi->service_lines, 0, sizeof(svbi->service_lines)); 1017 1018 for (i = 0; i <= 23; i++) { 1019 svbi->service_lines[0][i] = 1020 tvp5150_get_vbi(sd, vbi_ram_default, i); 1021 mask |= svbi->service_lines[0][i]; 1022 } 1023 svbi->service_set = mask; 1024 return 0; 1025 } 1026 1027 #ifdef CONFIG_VIDEO_ADV_DEBUG 1028 static int tvp5150_g_register(struct v4l2_subdev *sd, struct v4l2_dbg_register *reg) 1029 { 1030 int res; 1031 1032 res = tvp5150_read(sd, reg->reg & 0xff); 1033 if (res < 0) { 1034 v4l2_err(sd, "%s: failed with error = %d\n", __func__, res); 1035 return res; 1036 } 1037 1038 reg->val = res; 1039 reg->size = 1; 1040 return 0; 1041 } 1042 1043 static int tvp5150_s_register(struct v4l2_subdev *sd, const struct v4l2_dbg_register *reg) 1044 { 1045 tvp5150_write(sd, reg->reg & 0xff, reg->val & 0xff); 1046 return 0; 1047 } 1048 #endif 1049 1050 static int tvp5150_g_tuner(struct v4l2_subdev *sd, struct v4l2_tuner *vt) 1051 { 1052 int status = tvp5150_read(sd, 0x88); 1053 1054 vt->signal = ((status & 0x04) && (status & 0x02)) ? 0xffff : 0x0; 1055 return 0; 1056 } 1057 1058 /* ----------------------------------------------------------------------- */ 1059 1060 static const struct v4l2_ctrl_ops tvp5150_ctrl_ops = { 1061 .s_ctrl = tvp5150_s_ctrl, 1062 }; 1063 1064 static const struct v4l2_subdev_core_ops tvp5150_core_ops = { 1065 .log_status = tvp5150_log_status, 1066 .s_std = tvp5150_s_std, 1067 .reset = tvp5150_reset, 1068 #ifdef CONFIG_VIDEO_ADV_DEBUG 1069 .g_register = tvp5150_g_register, 1070 .s_register = tvp5150_s_register, 1071 #endif 1072 }; 1073 1074 static const struct v4l2_subdev_tuner_ops tvp5150_tuner_ops = { 1075 .g_tuner = tvp5150_g_tuner, 1076 }; 1077 1078 static const struct v4l2_subdev_video_ops tvp5150_video_ops = { 1079 .s_routing = tvp5150_s_routing, 1080 .enum_mbus_fmt = tvp5150_enum_mbus_fmt, 1081 .s_mbus_fmt = tvp5150_mbus_fmt, 1082 .try_mbus_fmt = tvp5150_mbus_fmt, 1083 .g_mbus_fmt = tvp5150_mbus_fmt, 1084 .s_crop = tvp5150_s_crop, 1085 .g_crop = tvp5150_g_crop, 1086 .cropcap = tvp5150_cropcap, 1087 }; 1088 1089 static const struct v4l2_subdev_vbi_ops tvp5150_vbi_ops = { 1090 .g_sliced_vbi_cap = tvp5150_g_sliced_vbi_cap, 1091 .g_sliced_fmt = tvp5150_g_sliced_fmt, 1092 .s_sliced_fmt = tvp5150_s_sliced_fmt, 1093 .s_raw_fmt = tvp5150_s_raw_fmt, 1094 }; 1095 1096 static const struct v4l2_subdev_ops tvp5150_ops = { 1097 .core = &tvp5150_core_ops, 1098 .tuner = &tvp5150_tuner_ops, 1099 .video = &tvp5150_video_ops, 1100 .vbi = &tvp5150_vbi_ops, 1101 }; 1102 1103 1104 /**************************************************************************** 1105 I2C Client & Driver 1106 ****************************************************************************/ 1107 1108 static int tvp5150_probe(struct i2c_client *c, 1109 const struct i2c_device_id *id) 1110 { 1111 struct tvp5150 *core; 1112 struct v4l2_subdev *sd; 1113 int tvp5150_id[4]; 1114 int i, res; 1115 1116 /* Check if the adapter supports the needed features */ 1117 if (!i2c_check_functionality(c->adapter, 1118 I2C_FUNC_SMBUS_READ_BYTE | I2C_FUNC_SMBUS_WRITE_BYTE_DATA)) 1119 return -EIO; 1120 1121 core = devm_kzalloc(&c->dev, sizeof(*core), GFP_KERNEL); 1122 if (!core) 1123 return -ENOMEM; 1124 sd = &core->sd; 1125 v4l2_i2c_subdev_init(sd, c, &tvp5150_ops); 1126 1127 /* 1128 * Read consequent registers - TVP5150_MSB_DEV_ID, TVP5150_LSB_DEV_ID, 1129 * TVP5150_ROM_MAJOR_VER, TVP5150_ROM_MINOR_VER 1130 */ 1131 for (i = 0; i < 4; i++) { 1132 res = tvp5150_read(sd, TVP5150_MSB_DEV_ID + i); 1133 if (res < 0) 1134 return res; 1135 tvp5150_id[i] = res; 1136 } 1137 1138 v4l_info(c, "chip found @ 0x%02x (%s)\n", 1139 c->addr << 1, c->adapter->name); 1140 1141 if (tvp5150_id[2] == 4 && tvp5150_id[3] == 0) { /* Is TVP5150AM1 */ 1142 v4l2_info(sd, "tvp%02x%02xam1 detected.\n", 1143 tvp5150_id[0], tvp5150_id[1]); 1144 1145 /* ITU-T BT.656.4 timing */ 1146 tvp5150_write(sd, TVP5150_REV_SELECT, 0); 1147 } else { 1148 /* Is TVP5150A */ 1149 if (tvp5150_id[2] == 3 || tvp5150_id[3] == 0x21) { 1150 v4l2_info(sd, "tvp%02x%02xa detected.\n", 1151 tvp5150_id[2], tvp5150_id[3]); 1152 } else { 1153 v4l2_info(sd, "*** unknown tvp%02x%02x chip detected.\n", 1154 tvp5150_id[2], tvp5150_id[3]); 1155 v4l2_info(sd, "*** Rom ver is %d.%d\n", 1156 tvp5150_id[2], tvp5150_id[3]); 1157 } 1158 } 1159 1160 core->norm = V4L2_STD_ALL; /* Default is autodetect */ 1161 core->input = TVP5150_COMPOSITE1; 1162 core->enable = 1; 1163 1164 v4l2_ctrl_handler_init(&core->hdl, 4); 1165 v4l2_ctrl_new_std(&core->hdl, &tvp5150_ctrl_ops, 1166 V4L2_CID_BRIGHTNESS, 0, 255, 1, 128); 1167 v4l2_ctrl_new_std(&core->hdl, &tvp5150_ctrl_ops, 1168 V4L2_CID_CONTRAST, 0, 255, 1, 128); 1169 v4l2_ctrl_new_std(&core->hdl, &tvp5150_ctrl_ops, 1170 V4L2_CID_SATURATION, 0, 255, 1, 128); 1171 v4l2_ctrl_new_std(&core->hdl, &tvp5150_ctrl_ops, 1172 V4L2_CID_HUE, -128, 127, 1, 0); 1173 sd->ctrl_handler = &core->hdl; 1174 if (core->hdl.error) { 1175 res = core->hdl.error; 1176 v4l2_ctrl_handler_free(&core->hdl); 1177 return res; 1178 } 1179 v4l2_ctrl_handler_setup(&core->hdl); 1180 1181 /* Default is no cropping */ 1182 core->rect.top = 0; 1183 if (tvp5150_read_std(sd) & V4L2_STD_525_60) 1184 core->rect.height = TVP5150_V_MAX_525_60; 1185 else 1186 core->rect.height = TVP5150_V_MAX_OTHERS; 1187 core->rect.left = 0; 1188 core->rect.width = TVP5150_H_MAX; 1189 1190 if (debug > 1) 1191 tvp5150_log_status(sd); 1192 return 0; 1193 } 1194 1195 static int tvp5150_remove(struct i2c_client *c) 1196 { 1197 struct v4l2_subdev *sd = i2c_get_clientdata(c); 1198 struct tvp5150 *decoder = to_tvp5150(sd); 1199 1200 v4l2_dbg(1, debug, sd, 1201 "tvp5150.c: removing tvp5150 adapter on address 0x%x\n", 1202 c->addr << 1); 1203 1204 v4l2_device_unregister_subdev(sd); 1205 v4l2_ctrl_handler_free(&decoder->hdl); 1206 return 0; 1207 } 1208 1209 /* ----------------------------------------------------------------------- */ 1210 1211 static const struct i2c_device_id tvp5150_id[] = { 1212 { "tvp5150", 0 }, 1213 { } 1214 }; 1215 MODULE_DEVICE_TABLE(i2c, tvp5150_id); 1216 1217 static struct i2c_driver tvp5150_driver = { 1218 .driver = { 1219 .owner = THIS_MODULE, 1220 .name = "tvp5150", 1221 }, 1222 .probe = tvp5150_probe, 1223 .remove = tvp5150_remove, 1224 .id_table = tvp5150_id, 1225 }; 1226 1227 module_i2c_driver(tvp5150_driver); 1228