547 lines
16 KiB
C
Executable file
547 lines
16 KiB
C
Executable file
/*
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* Copyright (C) 2014 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef __FM_H__
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#define __FM_H__
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#include <linux/ioctl.h>
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#include <linux/time.h>
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typedef signed char fm_s8;
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typedef signed short fm_s16;
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typedef signed int fm_s32;
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typedef signed long long fm_s64;
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typedef unsigned char fm_u8;
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typedef unsigned short fm_u16;
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typedef unsigned int fm_u32;
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typedef unsigned long long fm_u64;
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typedef enum fm_bool {
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fm_false = 0,
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fm_true = 1
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} fm_bool;
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// scan sort algorithm
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enum {
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FM_SCAN_SORT_NON = 0,
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FM_SCAN_SORT_UP,
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FM_SCAN_SORT_DOWN,
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FM_SCAN_SORT_MAX
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};
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// scan methods
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enum {
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FM_SCAN_SEL_HW = 0, // select hardware scan, advantage: fast
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FM_SCAN_SEL_SW, // select software scan, advantage: more accurate
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FM_SCAN_SEL_MAX
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};
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//*****************************************************************************************
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//***********************************FM config for customer *******************************
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//*****************************************************************************************
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#define FMR_RSSI_TH_LONG 0x0301 // FM radio long antenna RSSI threshold(11.375dBuV)
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#define FMR_RSSI_TH_SHORT 0x02E0 // FM radio short antenna RSSI threshold(-1dBuV)
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#define FMR_CQI_TH 0x00E9 // FM radio Channel quality indicator threshold(0x0000~0x00FF)
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#define FMR_SEEK_SPACE 1 // FM radio seek space,1:100KHZ; 2:200KHZ
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#define FMR_SCAN_CH_SIZE 40 // FM radio scan max channel size
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#define FMR_BAND 1 // FM radio band, 1:87.5MHz~108.0MHz; 2:76.0MHz~90.0MHz;
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// 3:76.0MHz~108.0MHz; 4:special
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#define FMR_BAND_FREQ_L 875 // FM radio special band low freq(Default 87.5MHz)
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#define FMR_BAND_FREQ_H 1080 // FM radio special band high freq(Default 108.0MHz)
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#define FM_SCAN_SORT_SELECT FM_SCAN_SORT_NON
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#define FM_SCAN_SELECT FM_SCAN_SEL_HW
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#define FM_SCAN_SOFT_MUTE_GAIN_TH 3 // soft-mute threshold when software scan, rang: 0~3,
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// 0 means better audio quality but less channel
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#define FM_CHIP_DESE_RSSI_TH (-102) // rang: -102 ~ -72
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//*****************************************************************************************
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//***********************************FM config for engineer *******************************
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//*****************************************************************************************
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#define FMR_MR_TH 0x01BD // FM radio MR threshold
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#define ADDR_SCAN_TH 0xE0 // scan thrshold register
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#define ADDR_CQI_TH 0xE1 // scan CQI register
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//*****************************************************************************************
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#define FM_NAME "fm"
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#define FM_DEVICE_NAME "/dev/fm"
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// errno
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#define FM_SUCCESS 0
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#define FM_FAILED 1
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#define FM_EPARM 2
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#define FM_BADSTATUS 3
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#define FM_TUNE_FAILED 4
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#define FM_SEEK_FAILED 5
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#define FM_BUSY 6
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#define FM_SCAN_FAILED 7
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// band
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#define FM_BAND_UNKNOWN 0
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#define FM_BAND_UE 1 // US/Europe band 87.5MHz ~ 108MHz (DEFAULT)
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#define FM_BAND_JAPAN 2 // Japan band 76MHz ~ 90MHz
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#define FM_BAND_JAPANW 3 // Japan wideband 76MHZ ~ 108MHz
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#define FM_BAND_SPECIAL 4 // special band between 76MHZ and 108MHz
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#define FM_BAND_DEFAULT FM_BAND_UE
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#define FM_UE_FREQ_MIN 875
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#define FM_UE_FREQ_MAX 1080
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#define FM_JP_FREQ_MIN 760
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#define FM_JP_FREQ_MAX 1080
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#define FM_FREQ_MIN FMR_BAND_FREQ_L
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#define FM_FREQ_MAX FMR_BAND_FREQ_H
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#define FM_RAIDO_BAND FM_BAND_UE
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// space
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#define FM_SPACE_UNKNOWN 0
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#define FM_SPACE_100K 1
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#define FM_SPACE_200K 2
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#define FM_SPACE_50K 5
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#define FM_SPACE_DEFAULT FM_SPACE_100K
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#define FM_SEEK_SPACE FMR_SEEK_SPACE
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// max scan channel num
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#define FM_MAX_CHL_SIZE FMR_SCAN_CH_SIZE
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// auto HiLo
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#define FM_AUTO_HILO_OFF 0
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#define FM_AUTO_HILO_ON 1
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// seek direction
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#define FM_SEEK_UP 0
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#define FM_SEEK_DOWN 1
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// seek threshold
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#define FM_SEEKTH_LEVEL_DEFAULT 4
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struct fm_tune_parm {
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uint8_t err;
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uint8_t band;
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uint8_t space;
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uint8_t hilo;
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uint8_t deemphasis;
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uint16_t freq;
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};
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struct fm_seek_parm {
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uint8_t err;
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uint8_t band;
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uint8_t space;
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uint8_t hilo;
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uint8_t seekdir;
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uint8_t seekth;
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uint16_t freq;
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};
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struct fm_scan_parm {
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uint8_t err;
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uint8_t band;
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uint8_t space;
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uint8_t hilo;
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uint16_t freq;
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uint16_t ScanTBL[16];
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uint16_t ScanTBLSize;
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};
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struct fm_ch_rssi {
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uint16_t freq;
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int rssi;
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};
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enum fm_scan_cmd_t {
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FM_SCAN_CMD_INIT = 0,
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FM_SCAN_CMD_START,
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FM_SCAN_CMD_GET_NUM,
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FM_SCAN_CMD_GET_CH,
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FM_SCAN_CMD_GET_RSSI,
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FM_SCAN_CMD_GET_CH_RSSI,
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FM_SCAN_CMD_MAX
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};
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struct fm_scan_t {
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enum fm_scan_cmd_t cmd;
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int ret; // 0, success; else error code
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uint16_t lower; // lower band, Eg, 7600 -> 76.0Mhz
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uint16_t upper; // upper band, Eg, 10800 -> 108.0Mhz
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int space; // 5: 50KHz, 10: 100Khz, 20: 200Khz
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int num; // valid channel number
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void *priv;
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int sr_size; // scan result buffer size in bytes
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union {
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uint16_t *ch_buf; // channel buffer
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int *rssi_buf; // rssi buffer
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struct fm_ch_rssi *ch_rssi_buf; //channel and RSSI buffer
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} sr;
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};
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struct fm_seek_t {
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int ret; // 0, success; else error code
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uint16_t freq;
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uint16_t lower; // lower band, Eg, 7600 -> 76.0Mhz
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uint16_t upper; // upper band, Eg, 10800 -> 108.0Mhz
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int space; // 5: 50KHz, 10: 100Khz, 20: 200Khz
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int dir; // 0: up; 1: down
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int th; // seek threshold in dbm(Eg, -95dbm)
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void *priv;
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};
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struct fm_tune_t {
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int ret; // 0, success; else error code
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uint16_t freq;
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uint16_t lower; // lower band, Eg, 7600 -> 76.0Mhz
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uint16_t upper; // upper band, Eg, 10800 -> 108.0Mhz
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int space; // 5: 50KHz, 10: 100Khz, 20: 200Khz
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void *priv;
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};
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struct fm_softmute_tune_t {
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fm_s32 rssi; // RSSI of current channel
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fm_u16 freq; // current frequency
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fm_bool valid; // current channel is valid(true) or not(false)
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};
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struct fm_rssi_req {
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uint16_t num;
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uint16_t read_cnt;
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struct fm_ch_rssi cr[16*16];
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};
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struct fm_hw_info {
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int chip_id;
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int eco_ver;
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int rom_ver;
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int patch_ver;
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int reserve;
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};
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struct fm_search_threshold_t {
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fm_s32 th_type;// 0, RSSI. 1,desense RSSI. 2,SMG.
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fm_s32 th_val; //threshold value
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fm_s32 reserve;
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};
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#define NEED_DEF_RDS 1
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#if NEED_DEF_RDS
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//For RDS feature
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typedef struct {
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uint8_t TP;
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uint8_t TA;
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uint8_t Music;
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uint8_t Stereo;
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uint8_t Artificial_Head;
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uint8_t Compressed;
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uint8_t Dynamic_PTY;
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uint8_t Text_AB;
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uint32_t flag_status;
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} RDSFlag_Struct;
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typedef struct {
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uint16_t Month;
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uint16_t Day;
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uint16_t Year;
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uint16_t Hour;
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uint16_t Minute;
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uint8_t Local_Time_offset_signbit;
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uint8_t Local_Time_offset_half_hour;
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} CT_Struct;
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typedef struct {
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int16_t AF_Num;
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int16_t AF[2][25];
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uint8_t Addr_Cnt;
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uint8_t isMethod_A;
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uint8_t isAFNum_Get;
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} AF_Info;
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typedef struct {
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uint8_t PS[4][8];
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uint8_t Addr_Cnt;
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} PS_Info;
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typedef struct {
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uint8_t TextData[4][64];
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uint8_t GetLength;
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uint8_t isRTDisplay;
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uint8_t TextLength;
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uint8_t isTypeA;
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uint8_t BufCnt;
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uint16_t Addr_Cnt;
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} RT_Info;
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struct rds_raw_data {
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int dirty; // indicate if the data changed or not
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int len; // the data len form chip
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uint8_t data[148];
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};
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struct rds_group_cnt {
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unsigned int total;
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unsigned int groupA[16]; // RDS groupA counter
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unsigned int groupB[16]; // RDS groupB counter
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};
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enum rds_group_cnt_opcode {
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RDS_GROUP_CNT_READ = 0,
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RDS_GROUP_CNT_WRITE,
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RDS_GROUP_CNT_RESET,
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RDS_GROUP_CNT_MAX
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};
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struct rds_group_cnt_req {
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int err;
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enum rds_group_cnt_opcode op;
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struct rds_group_cnt gc;
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};
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typedef struct {
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CT_Struct CT;
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RDSFlag_Struct RDSFlag;
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uint16_t PI;
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uint8_t Switch_TP;
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uint8_t PTY;
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AF_Info AF_Data;
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AF_Info AFON_Data;
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uint8_t Radio_Page_Code;
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uint16_t Program_Item_Number_Code;
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uint8_t Extend_Country_Code;
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uint16_t Language_Code;
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PS_Info PS_Data;
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uint8_t PS_ON[8];
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RT_Info RT_Data;
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uint16_t event_status;
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struct rds_group_cnt gc;
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} RDSData_Struct;
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//valid Rds Flag for notify
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typedef enum {
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RDS_FLAG_IS_TP = 0x0001, // Program is a traffic program
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RDS_FLAG_IS_TA = 0x0002, // Program currently broadcasts a traffic ann.
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RDS_FLAG_IS_MUSIC = 0x0004, // Program currently broadcasts music
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RDS_FLAG_IS_STEREO = 0x0008, // Program is transmitted in stereo
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RDS_FLAG_IS_ARTIFICIAL_HEAD = 0x0010, // Program is an artificial head recording
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RDS_FLAG_IS_COMPRESSED = 0x0020, // Program content is compressed
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RDS_FLAG_IS_DYNAMIC_PTY = 0x0040, // Program type can change
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RDS_FLAG_TEXT_AB = 0x0080 // If this flag changes state, a new radio text string begins
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} RdsFlag;
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typedef enum {
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RDS_EVENT_FLAGS = 0x0001, // One of the RDS flags has changed state
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RDS_EVENT_PI_CODE = 0x0002, // The program identification code has changed
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RDS_EVENT_PTY_CODE = 0x0004, // The program type code has changed
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RDS_EVENT_PROGRAMNAME = 0x0008, // The program name has changed
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RDS_EVENT_UTCDATETIME = 0x0010, // A new UTC date/time is available
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RDS_EVENT_LOCDATETIME = 0x0020, // A new local date/time is available
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RDS_EVENT_LAST_RADIOTEXT = 0x0040, // A radio text string was completed
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RDS_EVENT_AF = 0x0080, // Current Channel RF signal strength too weak, need do AF switch
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RDS_EVENT_AF_LIST = 0x0100, // An alternative frequency list is ready
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RDS_EVENT_AFON_LIST = 0x0200, // An alternative frequency list is ready
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RDS_EVENT_TAON = 0x0400, // Other Network traffic announcement start
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RDS_EVENT_TAON_OFF = 0x0800, // Other Network traffic announcement finished.
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RDS_EVENT_ECC_CODE = 0x1000, /* ECC code */
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RDS_EVENT_RDS = 0x2000, // RDS Interrupt had arrived durint timer period
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RDS_EVENT_NO_RDS = 0x4000, // RDS Interrupt not arrived durint timer period
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RDS_EVENT_RDS_TIMER = 0x8000 // Timer for RDS Bler Check. ---- BLER block error rate
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} RdsEvent;
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#endif
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typedef enum {
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FM_I2S_ON = 0,
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FM_I2S_OFF,
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FM_I2S_STATE_ERR
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} fm_i2s_state_e;
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typedef enum {
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FM_I2S_MASTER = 0,
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FM_I2S_SLAVE,
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FM_I2S_MODE_ERR
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} fm_i2s_mode_e;
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typedef enum {
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FM_I2S_32K = 0,
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FM_I2S_44K,
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FM_I2S_48K,
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FM_I2S_SR_ERR
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} fm_i2s_sample_e;
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struct fm_i2s_setting {
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int onoff;
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int mode;
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int sample;
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};
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typedef enum {
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FM_RX = 0,
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FM_TX = 1
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} FM_PWR_T;
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typedef struct fm_i2s_info {
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int status; /* 0:FM_I2S_ON, 1:FM_I2S_OFF,2:error */
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int mode; /* 0:FM_I2S_MASTER, 1:FM_I2S_SLAVE,2:error */
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int rate; /* 0:FM_I2S_32K:32000,1:FM_I2S_44K:44100,2:FM_I2S_48K:48000,3:error */
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} fm_i2s_info_t;
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typedef enum {
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FM_AUD_ANALOG = 0,
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FM_AUD_I2S = 1,
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FM_AUD_MRGIF = 2,
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FM_AUD_ERR
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} fm_audio_path_e;
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typedef enum {
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FM_I2S_PAD_CONN = 0,
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FM_I2S_PAD_IO = 1,
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FM_I2S_PAD_ERR
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} fm_i2s_pad_sel_e;
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typedef struct fm_audio_info {
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fm_audio_path_e aud_path;
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fm_i2s_info_t i2s_info;
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fm_i2s_pad_sel_e i2s_pad;
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} fm_audio_info_t;
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struct fm_cqi {
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int ch;
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int rssi;
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int reserve;
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};
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struct fm_cqi_req {
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uint16_t ch_num;
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int buf_size;
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char *cqi_buf;
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};
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typedef struct {
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int freq;
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int rssi;
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} fm_desense_check_t;
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typedef struct {
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uint16_t lower; // lower band, Eg, 7600 -> 76.0Mhz
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uint16_t upper; // upper band, Eg, 10800 -> 108.0Mhz
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int space; // 0x1: 50KHz, 0x2: 100Khz, 0x4: 200Khz
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int cycle; // repeat times
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} fm_full_cqi_log_t;
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// ********** ***********FM IOCTL define start *******************************
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#define FM_IOC_MAGIC 0xf5
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#define FM_IOCTL_POWERUP _IOWR(FM_IOC_MAGIC, 0, struct fm_tune_parm*)
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#define FM_IOCTL_POWERDOWN _IOWR(FM_IOC_MAGIC, 1, int32_t*)
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#define FM_IOCTL_TUNE _IOWR(FM_IOC_MAGIC, 2, struct fm_tune_parm*)
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#define FM_IOCTL_SEEK _IOWR(FM_IOC_MAGIC, 3, struct fm_seek_parm*)
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#define FM_IOCTL_SETVOL _IOWR(FM_IOC_MAGIC, 4, uint32_t*)
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#define FM_IOCTL_GETVOL _IOWR(FM_IOC_MAGIC, 5, uint32_t*)
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#define FM_IOCTL_MUTE _IOWR(FM_IOC_MAGIC, 6, uint32_t*)
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#define FM_IOCTL_GETRSSI _IOWR(FM_IOC_MAGIC, 7, int32_t*)
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#define FM_IOCTL_SCAN _IOWR(FM_IOC_MAGIC, 8, struct fm_scan_parm*)
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#define FM_IOCTL_STOP_SCAN _IO(FM_IOC_MAGIC, 9)
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//IOCTL and struct for test
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#define FM_IOCTL_GETCHIPID _IOWR(FM_IOC_MAGIC, 10, uint16_t*)
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#define FM_IOCTL_EM_TEST _IOWR(FM_IOC_MAGIC, 11, struct fm_em_parm*)
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#define FM_IOCTL_RW_REG _IOWR(FM_IOC_MAGIC, 12, struct fm_ctl_parm*)
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#define FM_IOCTL_GETMONOSTERO _IOWR(FM_IOC_MAGIC, 13, uint16_t*)
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#define FM_IOCTL_GETCURPAMD _IOWR(FM_IOC_MAGIC, 14, uint16_t*)
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#define FM_IOCTL_GETGOODBCNT _IOWR(FM_IOC_MAGIC, 15, uint16_t*)
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#define FM_IOCTL_GETBADBNT _IOWR(FM_IOC_MAGIC, 16, uint16_t*)
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#define FM_IOCTL_GETBLERRATIO _IOWR(FM_IOC_MAGIC, 17, uint16_t*)
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//IOCTL for RDS
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#define FM_IOCTL_RDS_ONOFF _IOWR(FM_IOC_MAGIC, 18, uint16_t*)
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#define FM_IOCTL_RDS_SUPPORT _IOWR(FM_IOC_MAGIC, 19, int32_t*)
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#define FM_IOCTL_RDS_SIM_DATA _IOWR(FM_IOC_MAGIC, 23, uint32_t*)
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#define FM_IOCTL_IS_FM_POWERED_UP _IOWR(FM_IOC_MAGIC, 24, uint32_t*)
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//IOCTL for FM over BT
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#define FM_IOCTL_OVER_BT_ENABLE _IOWR(FM_IOC_MAGIC, 29, int32_t*)
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//IOCTL for FM ANTENNA SWITCH
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#define FM_IOCTL_ANA_SWITCH _IOWR(FM_IOC_MAGIC, 30, int32_t*)
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#define FM_IOCTL_GETCAPARRAY _IOWR(FM_IOC_MAGIC, 31, int32_t*)
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//IOCTL for FM I2S Setting
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#define FM_IOCTL_I2S_SETTING _IOWR(FM_IOC_MAGIC, 33, struct fm_i2s_setting*)
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#define FM_IOCTL_RDS_GROUPCNT _IOWR(FM_IOC_MAGIC, 34, struct rds_group_cnt_req*)
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#define FM_IOCTL_RDS_GET_LOG _IOWR(FM_IOC_MAGIC, 35, struct rds_raw_data*)
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#define FM_IOCTL_SCAN_GETRSSI _IOWR(FM_IOC_MAGIC, 36, struct fm_rssi_req*)
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#define FM_IOCTL_SETMONOSTERO _IOWR(FM_IOC_MAGIC, 37, int32_t)
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#define FM_IOCTL_RDS_BC_RST _IOWR(FM_IOC_MAGIC, 38, int32_t*)
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#define FM_IOCTL_CQI_GET _IOWR(FM_IOC_MAGIC, 39, struct fm_cqi_req*)
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#define FM_IOCTL_GET_HW_INFO _IOWR(FM_IOC_MAGIC, 40, struct fm_hw_info*)
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#define FM_IOCTL_GET_I2S_INFO _IOWR(FM_IOC_MAGIC, 41, fm_i2s_info_t*)
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#define FM_IOCTL_IS_DESE_CHAN _IOWR(FM_IOC_MAGIC, 42, int32_t*)
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#define FM_IOCTL_TOP_RDWR _IOWR(FM_IOC_MAGIC, 43, struct fm_top_rw_parm*)
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#define FM_IOCTL_HOST_RDWR _IOWR(FM_IOC_MAGIC, 44, struct fm_host_rw_parm*)
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#define FM_IOCTL_PRE_SEARCH _IOWR(FM_IOC_MAGIC, 45,int32_t)
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#define FM_IOCTL_RESTORE_SEARCH _IOWR(FM_IOC_MAGIC, 46,int32_t)
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#define FM_IOCTL_SET_SEARCH_THRESHOLD _IOWR(FM_IOC_MAGIC, 47, fm_search_threshold_t*)
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#define FM_IOCTL_GET_AUDIO_INFO _IOWR(FM_IOC_MAGIC, 48, fm_audio_info_t*)
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#define FM_IOCTL_SCAN_NEW _IOWR(FM_IOC_MAGIC, 60, struct fm_scan_t*)
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#define FM_IOCTL_SEEK_NEW _IOWR(FM_IOC_MAGIC, 61, struct fm_seek_t*)
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#define FM_IOCTL_TUNE_NEW _IOWR(FM_IOC_MAGIC, 62, struct fm_tune_t*)
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#define FM_IOCTL_SOFT_MUTE_TUNE _IOWR(FM_IOC_MAGIC, 63, struct fm_softmute_tune_t*)/*for soft mute tune*/
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#define FM_IOCTL_DESENSE_CHECK _IOWR(FM_IOC_MAGIC, 64, fm_desense_check_t*)
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//IOCTL for EM
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#define FM_IOCTL_FULL_CQI_LOG _IOWR(FM_IOC_MAGIC, 70, fm_full_cqi_log_t *)
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#define FM_IOCTL_DUMP_REG _IO(FM_IOC_MAGIC, 0xFF)
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// ********** ***********FM IOCTL define end *******************************
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enum group_idx {
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mono = 0,
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stereo,
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RSSI_threshold,
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HCC_Enable,
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PAMD_threshold,
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Softmute_Enable,
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De_emphasis,
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HL_Side,
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Demod_BW,
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Dynamic_Limiter,
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Softmute_Rate,
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AFC_Enable,
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Softmute_Level,
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Analog_Volume,
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GROUP_TOTAL_NUMS
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};
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enum item_idx {
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Sblend_OFF = 0,
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Sblend_ON,
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ITEM_TOTAL_NUMS
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};
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struct fm_ctl_parm {
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uint8_t err;
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uint8_t addr;
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uint16_t val;
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uint16_t rw_flag; // 0:write, 1:read
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};
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struct fm_em_parm {
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uint16_t group_idx;
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uint16_t item_idx;
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uint32_t item_value;
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};
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#endif // __FM_H__
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