1 /* 2 * Copyright (C) 2014 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 #ifndef __FM_H__ 18 #define __FM_H__ 19 20 #include <linux/ioctl.h> 21 #include <linux/time.h> 22 23 typedef signed char fm_s8; 24 typedef signed short fm_s16; 25 typedef signed int fm_s32; 26 typedef signed long long fm_s64; 27 typedef unsigned char fm_u8; 28 typedef unsigned short fm_u16; 29 typedef unsigned int fm_u32; 30 typedef unsigned long long fm_u64; 31 typedef enum fm_bool { 32 fm_false = 0, 33 fm_true = 1 34 } fm_bool; 35 36 // scan sort algorithm 37 enum { 38 FM_SCAN_SORT_NON = 0, 39 FM_SCAN_SORT_UP, 40 FM_SCAN_SORT_DOWN, 41 FM_SCAN_SORT_MAX 42 }; 43 44 // scan methods 45 enum { 46 FM_SCAN_SEL_HW = 0, // select hardware scan, advantage: fast 47 FM_SCAN_SEL_SW, // select software scan, advantage: more accurate 48 FM_SCAN_SEL_MAX 49 }; 50 51 //***************************************************************************************** 52 //***********************************FM config for customer ******************************* 53 //***************************************************************************************** 54 #define FMR_RSSI_TH_LONG 0x0301 // FM radio long antenna RSSI threshold(11.375dBuV) 55 #define FMR_RSSI_TH_SHORT 0x02E0 // FM radio short antenna RSSI threshold(-1dBuV) 56 #define FMR_CQI_TH 0x00E9 // FM radio Channel quality indicator threshold(0x0000~0x00FF) 57 #define FMR_SEEK_SPACE 1 // FM radio seek space,1:100KHZ; 2:200KHZ 58 #define FMR_SCAN_CH_SIZE 40 // FM radio scan max channel size 59 #define FMR_BAND 1 // FM radio band, 1:87.5MHz~108.0MHz; 2:76.0MHz~90.0MHz; 60 // 3:76.0MHz~108.0MHz; 4:special 61 #define FMR_BAND_FREQ_L 875 // FM radio special band low freq(Default 87.5MHz) 62 #define FMR_BAND_FREQ_H 1080 // FM radio special band high freq(Default 108.0MHz) 63 #define FM_SCAN_SORT_SELECT FM_SCAN_SORT_NON 64 #define FM_SCAN_SELECT FM_SCAN_SEL_HW 65 #define FM_SCAN_SOFT_MUTE_GAIN_TH 3 // soft-mute threshold when software scan, rang: 0~3, 66 // 0 means better audio quality but less channel 67 #define FM_CHIP_DESE_RSSI_TH (-102) // rang: -102 ~ -72 68 69 //***************************************************************************************** 70 //***********************************FM config for engineer ******************************* 71 //***************************************************************************************** 72 #define FMR_MR_TH 0x01BD // FM radio MR threshold 73 #define ADDR_SCAN_TH 0xE0 // scan thrshold register 74 #define ADDR_CQI_TH 0xE1 // scan CQI register 75 //***************************************************************************************** 76 77 #define FM_NAME "fm" 78 #define FM_DEVICE_NAME "/dev/fm" 79 80 // errno 81 #define FM_SUCCESS 0 82 #define FM_FAILED 1 83 #define FM_EPARM 2 84 #define FM_BADSTATUS 3 85 #define FM_TUNE_FAILED 4 86 #define FM_SEEK_FAILED 5 87 #define FM_BUSY 6 88 #define FM_SCAN_FAILED 7 89 90 // band 91 #define FM_BAND_UNKNOWN 0 92 #define FM_BAND_UE 1 // US/Europe band 87.5MHz ~ 108MHz (DEFAULT) 93 #define FM_BAND_JAPAN 2 // Japan band 76MHz ~ 90MHz 94 #define FM_BAND_JAPANW 3 // Japan wideband 76MHZ ~ 108MHz 95 #define FM_BAND_SPECIAL 4 // special band between 76MHZ and 108MHz 96 #define FM_BAND_DEFAULT FM_BAND_UE 97 98 #define FM_UE_FREQ_MIN 875 99 #define FM_UE_FREQ_MAX 1080 100 #define FM_JP_FREQ_MIN 760 101 #define FM_JP_FREQ_MAX 1080 102 #define FM_FREQ_MIN FMR_BAND_FREQ_L 103 #define FM_FREQ_MAX FMR_BAND_FREQ_H 104 #define FM_RAIDO_BAND FM_BAND_UE 105 106 // space 107 #define FM_SPACE_UNKNOWN 0 108 #define FM_SPACE_100K 1 109 #define FM_SPACE_200K 2 110 #define FM_SPACE_50K 5 111 #define FM_SPACE_DEFAULT FM_SPACE_100K 112 113 #define FM_SEEK_SPACE FMR_SEEK_SPACE 114 115 // max scan channel num 116 #define FM_MAX_CHL_SIZE FMR_SCAN_CH_SIZE 117 // auto HiLo 118 #define FM_AUTO_HILO_OFF 0 119 #define FM_AUTO_HILO_ON 1 120 121 // seek direction 122 #define FM_SEEK_UP 0 123 #define FM_SEEK_DOWN 1 124 125 // seek threshold 126 #define FM_SEEKTH_LEVEL_DEFAULT 4 127 128 struct fm_tune_parm { 129 uint8_t err; 130 uint8_t band; 131 uint8_t space; 132 uint8_t hilo; 133 uint16_t freq; 134 }; 135 136 struct fm_seek_parm { 137 uint8_t err; 138 uint8_t band; 139 uint8_t space; 140 uint8_t hilo; 141 uint8_t seekdir; 142 uint8_t seekth; 143 uint16_t freq; 144 }; 145 146 struct fm_scan_parm { 147 uint8_t err; 148 uint8_t band; 149 uint8_t space; 150 uint8_t hilo; 151 uint16_t freq; 152 uint16_t ScanTBL[16]; 153 uint16_t ScanTBLSize; 154 }; 155 156 struct fm_ch_rssi { 157 uint16_t freq; 158 int rssi; 159 }; 160 161 enum fm_scan_cmd_t { 162 FM_SCAN_CMD_INIT = 0, 163 FM_SCAN_CMD_START, 164 FM_SCAN_CMD_GET_NUM, 165 FM_SCAN_CMD_GET_CH, 166 FM_SCAN_CMD_GET_RSSI, 167 FM_SCAN_CMD_GET_CH_RSSI, 168 FM_SCAN_CMD_MAX 169 }; 170 171 struct fm_scan_t { 172 enum fm_scan_cmd_t cmd; 173 int ret; // 0, success; else error code 174 uint16_t lower; // lower band, Eg, 7600 -> 76.0Mhz 175 uint16_t upper; // upper band, Eg, 10800 -> 108.0Mhz 176 int space; // 5: 50KHz, 10: 100Khz, 20: 200Khz 177 int num; // valid channel number 178 void *priv; 179 int sr_size; // scan result buffer size in bytes 180 union { 181 uint16_t *ch_buf; // channel buffer 182 int *rssi_buf; // rssi buffer 183 struct fm_ch_rssi *ch_rssi_buf; //channel and RSSI buffer 184 } sr; 185 }; 186 187 struct fm_seek_t { 188 int ret; // 0, success; else error code 189 uint16_t freq; 190 uint16_t lower; // lower band, Eg, 7600 -> 76.0Mhz 191 uint16_t upper; // upper band, Eg, 10800 -> 108.0Mhz 192 int space; // 5: 50KHz, 10: 100Khz, 20: 200Khz 193 int dir; // 0: up; 1: down 194 int th; // seek threshold in dbm(Eg, -95dbm) 195 void *priv; 196 }; 197 198 struct fm_tune_t { 199 int ret; // 0, success; else error code 200 uint16_t freq; 201 uint16_t lower; // lower band, Eg, 7600 -> 76.0Mhz 202 uint16_t upper; // upper band, Eg, 10800 -> 108.0Mhz 203 int space; // 5: 50KHz, 10: 100Khz, 20: 200Khz 204 void *priv; 205 }; 206 207 struct fm_softmute_tune_t { 208 fm_s32 rssi; // RSSI of current channel 209 fm_u16 freq; // current frequency 210 fm_bool valid; // current channel is valid(true) or not(false) 211 }; 212 213 struct fm_rssi_req { 214 uint16_t num; 215 uint16_t read_cnt; 216 struct fm_ch_rssi cr[16*16]; 217 }; 218 219 struct fm_hw_info { 220 int chip_id; 221 int eco_ver; 222 int rom_ver; 223 int patch_ver; 224 int reserve; 225 }; 226 227 struct fm_search_threshold_t { 228 fm_s32 th_type;// 0, RSSI. 1,desense RSSI. 2,SMG. 229 fm_s32 th_val; //threshold value 230 fm_s32 reserve; 231 }; 232 233 #define NEED_DEF_RDS 1 234 235 #if NEED_DEF_RDS 236 //For RDS feature 237 typedef struct { 238 uint8_t TP; 239 uint8_t TA; 240 uint8_t Music; 241 uint8_t Stereo; 242 uint8_t Artificial_Head; 243 uint8_t Compressed; 244 uint8_t Dynamic_PTY; 245 uint8_t Text_AB; 246 uint32_t flag_status; 247 } RDSFlag_Struct; 248 249 typedef struct { 250 uint16_t Month; 251 uint16_t Day; 252 uint16_t Year; 253 uint16_t Hour; 254 uint16_t Minute; 255 uint8_t Local_Time_offset_signbit; 256 uint8_t Local_Time_offset_half_hour; 257 } CT_Struct; 258 259 typedef struct { 260 int16_t AF_Num; 261 int16_t AF[2][25]; 262 uint8_t Addr_Cnt; 263 uint8_t isMethod_A; 264 uint8_t isAFNum_Get; 265 } AF_Info; 266 267 typedef struct { 268 uint8_t PS[4][8]; 269 uint8_t Addr_Cnt; 270 } PS_Info; 271 272 typedef struct { 273 uint8_t TextData[4][64]; 274 uint8_t GetLength; 275 uint8_t isRTDisplay; 276 uint8_t TextLength; 277 uint8_t isTypeA; 278 uint8_t BufCnt; 279 uint16_t Addr_Cnt; 280 } RT_Info; 281 282 struct rds_raw_data { 283 int dirty; // indicate if the data changed or not 284 int len; // the data len form chip 285 uint8_t data[146]; 286 }; 287 288 struct rds_group_cnt { 289 unsigned long total; 290 unsigned long groupA[16]; // RDS groupA counter 291 unsigned long groupB[16]; // RDS groupB counter 292 }; 293 294 enum rds_group_cnt_opcode { 295 RDS_GROUP_CNT_READ = 0, 296 RDS_GROUP_CNT_WRITE, 297 RDS_GROUP_CNT_RESET, 298 RDS_GROUP_CNT_MAX 299 }; 300 301 struct rds_group_cnt_req { 302 int err; 303 enum rds_group_cnt_opcode op; 304 struct rds_group_cnt gc; 305 }; 306 307 typedef struct { 308 CT_Struct CT; 309 RDSFlag_Struct RDSFlag; 310 uint16_t PI; 311 uint8_t Switch_TP; 312 uint8_t PTY; 313 AF_Info AF_Data; 314 AF_Info AFON_Data; 315 uint8_t Radio_Page_Code; 316 uint16_t Program_Item_Number_Code; 317 uint8_t Extend_Country_Code; 318 uint16_t Language_Code; 319 PS_Info PS_Data; 320 uint8_t PS_ON[8]; 321 RT_Info RT_Data; 322 uint16_t event_status; 323 struct rds_group_cnt gc; 324 } RDSData_Struct; 325 326 //valid Rds Flag for notify 327 typedef enum { 328 RDS_FLAG_IS_TP = 0x0001, // Program is a traffic program 329 RDS_FLAG_IS_TA = 0x0002, // Program currently broadcasts a traffic ann. 330 RDS_FLAG_IS_MUSIC = 0x0004, // Program currently broadcasts music 331 RDS_FLAG_IS_STEREO = 0x0008, // Program is transmitted in stereo 332 RDS_FLAG_IS_ARTIFICIAL_HEAD = 0x0010, // Program is an artificial head recording 333 RDS_FLAG_IS_COMPRESSED = 0x0020, // Program content is compressed 334 RDS_FLAG_IS_DYNAMIC_PTY = 0x0040, // Program type can change 335 RDS_FLAG_TEXT_AB = 0x0080 // If this flag changes state, a new radio text string begins 336 } RdsFlag; 337 338 typedef enum { 339 RDS_EVENT_FLAGS = 0x0001, // One of the RDS flags has changed state 340 RDS_EVENT_PI_CODE = 0x0002, // The program identification code has changed 341 RDS_EVENT_PTY_CODE = 0x0004, // The program type code has changed 342 RDS_EVENT_PROGRAMNAME = 0x0008, // The program name has changed 343 RDS_EVENT_UTCDATETIME = 0x0010, // A new UTC date/time is available 344 RDS_EVENT_LOCDATETIME = 0x0020, // A new local date/time is available 345 RDS_EVENT_LAST_RADIOTEXT = 0x0040, // A radio text string was completed 346 RDS_EVENT_AF = 0x0080, // Current Channel RF signal strength too weak, need do AF switch 347 RDS_EVENT_AF_LIST = 0x0100, // An alternative frequency list is ready 348 RDS_EVENT_AFON_LIST = 0x0200, // An alternative frequency list is ready 349 RDS_EVENT_TAON = 0x0400, // Other Network traffic announcement start 350 RDS_EVENT_TAON_OFF = 0x0800, // Other Network traffic announcement finished. 351 RDS_EVENT_RDS = 0x2000, // RDS Interrupt had arrived durint timer period 352 RDS_EVENT_NO_RDS = 0x4000, // RDS Interrupt not arrived durint timer period 353 RDS_EVENT_RDS_TIMER = 0x8000 // Timer for RDS Bler Check. ---- BLER block error rate 354 } RdsEvent; 355 #endif 356 357 typedef enum { 358 FM_I2S_ON = 0, 359 FM_I2S_OFF, 360 FM_I2S_STATE_ERR 361 } fm_i2s_state_e; 362 363 typedef enum { 364 FM_I2S_MASTER = 0, 365 FM_I2S_SLAVE, 366 FM_I2S_MODE_ERR 367 } fm_i2s_mode_e; 368 369 typedef enum { 370 FM_I2S_32K = 0, 371 FM_I2S_44K, 372 FM_I2S_48K, 373 FM_I2S_SR_ERR 374 } fm_i2s_sample_e; 375 376 struct fm_i2s_setting { 377 int onoff; 378 int mode; 379 int sample; 380 }; 381 382 typedef enum { 383 FM_RX = 0, 384 FM_TX = 1 385 } FM_PWR_T; 386 387 typedef struct fm_i2s_info { 388 int status; /* 0:FM_I2S_ON, 1:FM_I2S_OFF,2:error */ 389 int mode; /* 0:FM_I2S_MASTER, 1:FM_I2S_SLAVE,2:error */ 390 int rate; /* 0:FM_I2S_32K:32000,1:FM_I2S_44K:44100,2:FM_I2S_48K:48000,3:error */ 391 } fm_i2s_info_t; 392 393 typedef enum { 394 FM_AUD_ANALOG = 0, 395 FM_AUD_I2S = 1, 396 FM_AUD_MRGIF = 2, 397 FM_AUD_ERR 398 } fm_audio_path_e; 399 400 typedef enum { 401 FM_I2S_PAD_CONN = 0, 402 FM_I2S_PAD_IO = 1, 403 FM_I2S_PAD_ERR 404 } fm_i2s_pad_sel_e; 405 406 typedef struct fm_audio_info { 407 fm_audio_path_e aud_path; 408 fm_i2s_info_t i2s_info; 409 fm_i2s_pad_sel_e i2s_pad; 410 } fm_audio_info_t; 411 412 struct fm_cqi { 413 int ch; 414 int rssi; 415 int reserve; 416 }; 417 418 struct fm_cqi_req { 419 uint16_t ch_num; 420 int buf_size; 421 char *cqi_buf; 422 }; 423 424 typedef struct { 425 int freq; 426 int rssi; 427 } fm_desense_check_t; 428 429 typedef struct { 430 uint16_t lower; // lower band, Eg, 7600 -> 76.0Mhz 431 uint16_t upper; // upper band, Eg, 10800 -> 108.0Mhz 432 int space; // 0x1: 50KHz, 0x2: 100Khz, 0x4: 200Khz 433 int cycle; // repeat times 434 } fm_full_cqi_log_t; 435 436 // ********** ***********FM IOCTL define start ******************************* 437 #define FM_IOC_MAGIC 0xf5 438 439 #define FM_IOCTL_POWERUP _IOWR(FM_IOC_MAGIC, 0, struct fm_tune_parm*) 440 #define FM_IOCTL_POWERDOWN _IOWR(FM_IOC_MAGIC, 1, int32_t*) 441 #define FM_IOCTL_TUNE _IOWR(FM_IOC_MAGIC, 2, struct fm_tune_parm*) 442 #define FM_IOCTL_SEEK _IOWR(FM_IOC_MAGIC, 3, struct fm_seek_parm*) 443 #define FM_IOCTL_SETVOL _IOWR(FM_IOC_MAGIC, 4, uint32_t*) 444 #define FM_IOCTL_GETVOL _IOWR(FM_IOC_MAGIC, 5, uint32_t*) 445 #define FM_IOCTL_MUTE _IOWR(FM_IOC_MAGIC, 6, uint32_t*) 446 #define FM_IOCTL_GETRSSI _IOWR(FM_IOC_MAGIC, 7, int32_t*) 447 #define FM_IOCTL_SCAN _IOWR(FM_IOC_MAGIC, 8, struct fm_scan_parm*) 448 #define FM_IOCTL_STOP_SCAN _IO(FM_IOC_MAGIC, 9) 449 450 //IOCTL and struct for test 451 #define FM_IOCTL_GETCHIPID _IOWR(FM_IOC_MAGIC, 10, uint16_t*) 452 #define FM_IOCTL_EM_TEST _IOWR(FM_IOC_MAGIC, 11, struct fm_em_parm*) 453 #define FM_IOCTL_RW_REG _IOWR(FM_IOC_MAGIC, 12, struct fm_ctl_parm*) 454 #define FM_IOCTL_GETMONOSTERO _IOWR(FM_IOC_MAGIC, 13, uint16_t*) 455 #define FM_IOCTL_GETCURPAMD _IOWR(FM_IOC_MAGIC, 14, uint16_t*) 456 #define FM_IOCTL_GETGOODBCNT _IOWR(FM_IOC_MAGIC, 15, uint16_t*) 457 #define FM_IOCTL_GETBADBNT _IOWR(FM_IOC_MAGIC, 16, uint16_t*) 458 #define FM_IOCTL_GETBLERRATIO _IOWR(FM_IOC_MAGIC, 17, uint16_t*) 459 460 //IOCTL for RDS 461 #define FM_IOCTL_RDS_ONOFF _IOWR(FM_IOC_MAGIC, 18, uint16_t*) 462 #define FM_IOCTL_RDS_SUPPORT _IOWR(FM_IOC_MAGIC, 19, int32_t*) 463 464 #define FM_IOCTL_RDS_SIM_DATA _IOWR(FM_IOC_MAGIC, 23, uint32_t*) 465 #define FM_IOCTL_IS_FM_POWERED_UP _IOWR(FM_IOC_MAGIC, 24, uint32_t*) 466 467 //IOCTL for FM over BT 468 #define FM_IOCTL_OVER_BT_ENABLE _IOWR(FM_IOC_MAGIC, 29, int32_t*) 469 470 //IOCTL for FM ANTENNA SWITCH 471 #define FM_IOCTL_ANA_SWITCH _IOWR(FM_IOC_MAGIC, 30, int32_t*) 472 #define FM_IOCTL_GETCAPARRAY _IOWR(FM_IOC_MAGIC, 31, int32_t*) 473 474 //IOCTL for FM I2S Setting 475 #define FM_IOCTL_I2S_SETTING _IOWR(FM_IOC_MAGIC, 33, struct fm_i2s_setting*) 476 477 #define FM_IOCTL_RDS_GROUPCNT _IOWR(FM_IOC_MAGIC, 34, struct rds_group_cnt_req*) 478 #define FM_IOCTL_RDS_GET_LOG _IOWR(FM_IOC_MAGIC, 35, struct rds_raw_data*) 479 480 #define FM_IOCTL_SCAN_GETRSSI _IOWR(FM_IOC_MAGIC, 36, struct fm_rssi_req*) 481 #define FM_IOCTL_SETMONOSTERO _IOWR(FM_IOC_MAGIC, 37, int32_t) 482 #define FM_IOCTL_RDS_BC_RST _IOWR(FM_IOC_MAGIC, 38, int32_t*) 483 #define FM_IOCTL_CQI_GET _IOWR(FM_IOC_MAGIC, 39, struct fm_cqi_req*) 484 #define FM_IOCTL_GET_HW_INFO _IOWR(FM_IOC_MAGIC, 40, struct fm_hw_info*) 485 #define FM_IOCTL_GET_I2S_INFO _IOWR(FM_IOC_MAGIC, 41, fm_i2s_info_t*) 486 #define FM_IOCTL_IS_DESE_CHAN _IOWR(FM_IOC_MAGIC, 42, int32_t*) 487 #define FM_IOCTL_TOP_RDWR _IOWR(FM_IOC_MAGIC, 43, struct fm_top_rw_parm*) 488 #define FM_IOCTL_HOST_RDWR _IOWR(FM_IOC_MAGIC, 44, struct fm_host_rw_parm*) 489 490 #define FM_IOCTL_PRE_SEARCH _IOWR(FM_IOC_MAGIC, 45,int32_t) 491 #define FM_IOCTL_RESTORE_SEARCH _IOWR(FM_IOC_MAGIC, 46,int32_t) 492 493 #define FM_IOCTL_SET_SEARCH_THRESHOLD _IOWR(FM_IOC_MAGIC, 47, fm_search_threshold_t*) 494 495 #define FM_IOCTL_GET_AUDIO_INFO _IOWR(FM_IOC_MAGIC, 48, fm_audio_info_t*) 496 497 #define FM_IOCTL_SCAN_NEW _IOWR(FM_IOC_MAGIC, 60, struct fm_scan_t*) 498 #define FM_IOCTL_SEEK_NEW _IOWR(FM_IOC_MAGIC, 61, struct fm_seek_t*) 499 #define FM_IOCTL_TUNE_NEW _IOWR(FM_IOC_MAGIC, 62, struct fm_tune_t*) 500 501 #define FM_IOCTL_SOFT_MUTE_TUNE _IOWR(FM_IOC_MAGIC, 63, struct fm_softmute_tune_t*)/*for soft mute tune*/ 502 #define FM_IOCTL_DESENSE_CHECK _IOWR(FM_IOC_MAGIC, 64, fm_desense_check_t*) 503 504 //IOCTL for EM 505 #define FM_IOCTL_FULL_CQI_LOG _IOWR(FM_IOC_MAGIC, 70, fm_full_cqi_log_t *) 506 507 #define FM_IOCTL_DUMP_REG _IO(FM_IOC_MAGIC, 0xFF) 508 509 // ********** ***********FM IOCTL define end ******************************* 510 511 enum group_idx { 512 mono = 0, 513 stereo, 514 RSSI_threshold, 515 HCC_Enable, 516 PAMD_threshold, 517 Softmute_Enable, 518 De_emphasis, 519 HL_Side, 520 Demod_BW, 521 Dynamic_Limiter, 522 Softmute_Rate, 523 AFC_Enable, 524 Softmute_Level, 525 Analog_Volume, 526 GROUP_TOTAL_NUMS 527 }; 528 529 enum item_idx { 530 Sblend_OFF = 0, 531 Sblend_ON, 532 ITEM_TOTAL_NUMS 533 }; 534 535 struct fm_ctl_parm { 536 uint8_t err; 537 uint8_t addr; 538 uint16_t val; 539 uint16_t rw_flag; // 0:write, 1:read 540 }; 541 542 struct fm_em_parm { 543 uint16_t group_idx; 544 uint16_t item_idx; 545 uint32_t item_value; 546 }; 547 #endif // __FM_H__ 548
