533 lines
14 KiB
C
533 lines
14 KiB
C
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/* Copyright (c) 2014-2015, The Linux Foundation. All rights reserved.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 and
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* only version 2 as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*/
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#ifndef __RADIO_SILABS_H
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#define __RADIO_SILABS_H
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#include <linux/ioctl.h>
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#include <linux/videodev2.h>
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#define WRITE_REG_NUM 8
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#define READ_REG_NUM 16
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#define FMDBG(fmt, args...) pr_debug("silabs_radio: " fmt, ##args)
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#define FMDERR(fmt, args...) pr_err("silabs_radio: " fmt, ##args)
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/* For bounds checking. */
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const unsigned char MIN_RDS_STD = 0x00;
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const unsigned char MAX_RDS_STD = 0x02;
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const unsigned char MIN_SRCH_MODE = 0x00;
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const unsigned char MAX_SRCH_MODE = 0x02;
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/* Standard buffer size */
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#define STD_BUF_SIZE (256)
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/* Search direction */
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#define SRCH_DIR_UP (1)
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#define SRCH_DIR_DOWN (0)
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#define WAIT_TIMEOUT_MSEC 2000
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#define SILABS_DELAY_MSEC 10
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#define CTS_RETRY_COUNT 10
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#define RADIO_NR -1
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#define TURNING_ON 1
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#define TURNING_OFF 0
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#define CH_SPACING_200 200
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#define CH_SPACING_100 100
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#define CH_SPACING_50 50
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/* to distinguish between seek, tune during STC int. */
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#define NO_SEEK_TUNE_PENDING 0
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#define TUNE_PENDING 1
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#define SEEK_PENDING 2
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#define SCAN_PENDING 3
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#define WRAP_ENABLE 1
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#define WRAP_DISABLE 0
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#define VALID_MASK 0x01
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/* it will check whether UPPER band reached or not */
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#define BLTF_MASK 0x80
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#define SAMPLE_RATE_48_KHZ 0xBB80
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#define MIN_DWELL_TIME 0x00
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#define MAX_DWELL_TIME 0x0F
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#define START_SCAN 1
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#define GET_MSB(x)((x >> 8) & 0xFF)
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#define GET_LSB(x)((x) & 0xFF)
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/*
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* When tuning, we need to divide freq by TUNE_STEP_SIZE
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* before sending it to chip
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*/
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#define TUNE_STEP_SIZE 10
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#define TUNE_PARAM 16
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#define OFFSET_OF_GRP_TYP 11
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#define RDS_INT_BIT 0x01
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#define FIFO_CNT_16 0x10
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#define UNCORRECTABLE_RDS_EN 0xFF01
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#define NO_OF_RDS_BLKS 4
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#define MSB_OF_BLK_0 4
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#define LSB_OF_BLK_0 5
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#define MSB_OF_BLK_1 6
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#define LSB_OF_BLK_1 7
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#define MSB_OF_BLK_2 8
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#define LSB_OF_BLK_2 9
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#define MSB_OF_BLK_3 10
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#define LSB_OF_BLK_3 11
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#define MAX_RT_LEN 64
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#define END_OF_RT 0x0d
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#define MAX_PS_LEN 8
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#define OFFSET_OF_PS 5
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#define PS_VALIDATE_LIMIT 2
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#define RT_VALIDATE_LIMIT 2
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#define RDS_CMD_LEN 3
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#define RDS_RSP_LEN 13
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#define PS_EVT_DATA_LEN (MAX_PS_LEN + OFFSET_OF_PS)
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#define NO_OF_PS 1
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#define OFFSET_OF_RT 5
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#define OFFSET_OF_PTY 5
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#define MAX_LEN_2B_GRP_RT 32
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#define CNT_FOR_2A_GRP_RT 4
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#define CNT_FOR_2B_GRP_RT 2
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#define PS_MASK 0x3
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#define PTY_MASK 0x1F
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#define NO_OF_CHARS_IN_EACH_ADD 2
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#define MIN_SNR 0
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#define MAX_SNR 127
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#define MIN_RSSI 0
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#define MAX_RSSI 127
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#define MIN_RDS_FIFO_CNT 0
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#define MAX_RDS_FIFO_CNT 25
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#define DEFAULT_SNR_TH 2
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#define DEFAULT_RSSI_TH 7
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#define DEFAULT_AF_RSSI_LOW_TH 25
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#define NO_OF_AF_IN_GRP 2
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#define MAX_NO_OF_AF 25
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#define MAX_AF_LIST_SIZE (MAX_NO_OF_AF * 4) /* 4 bytes per freq */
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#define GET_AF_EVT_LEN(x) (7 + x*4)
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#define GET_AF_LIST_LEN(x) (x*4)
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#define MIN_AF_FREQ_CODE 1
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#define MAX_AF_FREQ_CODE 204
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/* 25 AFs supported for a freq. 224 means 1 AF. 225 means 2 AFs and so on */
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#define NO_AF_CNT_CODE 224
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#define MIN_AF_CNT_CODE 225
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#define MAX_AF_CNT_CODE 249
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#define AF_WAIT_SEC 10
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#define MAX_AF_WAIT_SEC 255
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#define AF_PI_WAIT_TIME 50 /* 50*100msec = 5sec */
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/* freqs are divided by 10. */
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#define SCALE_AF_CODE_TO_FREQ_KHZ(x) (87500 + (x*100))
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/* commands */
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#define POWER_UP_CMD 0x01
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#define GET_REV_CMD 0x10
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#define POWER_DOWN_CMD 0x11
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#define SET_PROPERTY_CMD 0x12
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#define GET_PROPERTY_CMD 0x13
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#define GET_INT_STATUS_CMD 0x14
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#define PATCH_ARGS_CMD 0x15
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#define PATCH_DATA_CMD 0x16
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#define FM_TUNE_FREQ_CMD 0x20
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#define FM_SEEK_START_CMD 0x21
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#define FM_TUNE_STATUS_CMD 0x22
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#define FM_RSQ_STATUS_CMD 0x23
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#define FM_RDS_STATUS_CMD 0x24
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#define FM_AGC_STATUS_CMD 0x27
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#define FM_AGC_OVERRIDE_CMD 0x28
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#define GPIO_CTL_CMD 0x80
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#define GPIO_SET_CMD 0x81
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/* properties */
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#define GPO_IEN_PROP 0x0001
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#define DIGITAL_OUTPUT_FORMAT_PROP 0x0102
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#define DIGITAL_OUTPUT_SAMPLE_RATE_PROP 0x0104
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#define REFCLK_FREQ_PROP 0x0201
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#define REFCLK_PRESCALE_PROP 0x0202
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#define FM_DEEMPHASIS_PROP 0x1100
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#define FM_CHANNEL_FILTER_PROP 0x1102
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#define FM_ANTENNA_INPUT_PROP 0x1107
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#define FM_RSQ_INT_SOURCE_PROP 0x1200
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#define FM_RSQ_RSSI_LO_THRESHOLD_PROP 0x1204
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#define FM_SEEK_BAND_BOTTOM_PROP 0x1400
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#define FM_SEEK_BAND_TOP_PROP 0x1401
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#define FM_SEEK_FREQ_SPACING_PROP 0x1402
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#define FM_SEEK_TUNE_SNR_THRESHOLD_PROP 0x1403
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#define FM_SEEK_TUNE_RSSI_THRESHOLD_PROP 0x1404
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#define FM_RDS_INT_SOURCE_PROP 0x1500
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#define FM_RDS_INT_FIFO_COUNT_PROP 0x1501
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#define FM_RDS_CONFIG_PROP 0x1502
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#define RX_HARD_MUTE_PROP 0x4001
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/* BIT MASKS */
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#define ENABLE_CTS_INT_MASK (1 << 7)
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#define ENABLE_GPO2_INT_MASK (1 << 6)
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#define PATCH_ENABLE_MASK (1 << 5)
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/* to use clock present on daughter card or MSM's */
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#define CLOCK_ENABLE_MASK (1 << 4)
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#define FUNC_QUERY_LIB_ID_MASK 15
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#define CANCEL_SEEK_MASK (1 << 1)
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#define INTACK_MASK 1
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#define SEEK_WRAP_MASK (1 << 2)
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#define SEEK_UP_MASK (1 << 3)
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/* BIT MASKS to parse response bytes */
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#define CTS_INT_BIT_MASK (1 << 7)
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#define ERR_BIT_MASK (1 << 6)
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#define RSQ_INT_BIT_MASK (1 << 3)
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/* set RDS repeat int bit along with RDS int bit */
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#define RDS_INT_BIT_MASK (0x0404)
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#define STC_INT_BIT_MASK 1
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#define RSSI_LOW_TH_INT_BIT_MASK 1
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#define RDS_INT_DISABLE_MASK 0x9
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#define RSQ_INT_DISABLE_MASK 0x5
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#define HARD_MUTE_MASK 0x3
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#define GPIO1_OUTPUT_ENABLE_MASK (1 << 1)
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#define GPIO_OUTPUT_LOW_MASK 0
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#define DCLK_FALLING_EDGE_MASK (1 << 7)
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/* Command lengths */
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#define SET_PROP_CMD_LEN 6
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#define GET_PROP_CMD_LEN 4
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#define GET_INT_STATUS_CMD_LEN 1
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#define POWER_UP_CMD_LEN 3
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#define POWER_DOWN_CMD_LEN 1
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#define TUNE_FREQ_CMD_LEN 5
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#define SEEK_CMD_LEN 2
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#define TUNE_STATUS_CMD_LEN 2
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#define RSQ_STATUS_CMD_LEN 2
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#define GPIO_CTL_CMD_LEN 2
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#define GPIO_SET_CMD_LEN 2
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#define HIGH_BYTE_16BIT(x) (x >> 8)
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#define LOW_BYTE_16BIT(x) (x & 0xFF)
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#define AUDIO_OPMODE_ANALOG 0x05
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#define AUDIO_OPMODE_DIGITAL 0xB0
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/* ERROR codes */
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#define BAD_CMD 0x10
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#define BAD_ARG1 0x11
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#define BAD_ARG2 0x12
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#define BAD_ARG3 0x13
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#define BAD_ARG4 0x14
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#define BAD_ARG5 0x15
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#define BAD_ARG6 0x16
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#define BAD_ARG7 0x17
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#define BAD_PROP 0x20
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#define BAD_BOOT_MODE 0x30
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/* RDS */
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#define FM_RDS_BUF 100
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#define FM_RDS_STATUS_IN_INTACK 0x01
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#define FM_RDS_STATUS_IN_MTFIFO 0x02
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#define FM_RDS_STATUS_OUT_GRPLOST 0x04
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#define FM_RDS_STATUS_OUT_BLED 0x03
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#define FM_RDS_STATUS_OUT_BLEC 0x0C
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#define FM_RDS_STATUS_OUT_BLEB 0x30
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#define FM_RDS_STATUS_OUT_BLEA 0xC0
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#define FM_RDS_STATUS_OUT_BLED_SHFT 0
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#define FM_RDS_STATUS_OUT_BLEC_SHFT 2
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#define FM_RDS_STATUS_OUT_BLEB_SHFT 4
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#define FM_RDS_STATUS_OUT_BLEA_SHFT 6
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#define RDS_TYPE_0A (0 * 2 + 0)
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#define RDS_TYPE_0B (0 * 2 + 1)
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#define RDS_TYPE_2A (2 * 2 + 0)
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#define RDS_TYPE_2B (2 * 2 + 1)
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#define RDS_TYPE_3A (3 * 2 + 0)
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#define UNCORRECTABLE 3
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#define RT_VALIDATE_LIMIT 2
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#define APP_GRP_typ_MASK 0x1F
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/*ERT*/
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#define ERT_AID 0x6552
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#define MAX_ERT_SEGMENT 31
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#define MAX_ERT_LEN 256
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#define ERT_OFFSET 3
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#define ERT_FORMAT_DIR_BIT 1
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#define ERT_CNT_PER_BLK 2
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/*RT PLUS*/
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#define DUMMY_CLASS 0
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#define RT_PLUS_LEN_1_TAG 3
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#define RT_ERT_FLAG_BIT 13
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#define RT_PLUS_AID 0x4bd7
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#define RT_ERT_FLAG_OFFSET 1
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#define RT_PLUS_OFFSET 2
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/*TAG1*/
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#define TAG1_MSB_OFFSET 3
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#define TAG1_MSB_MASK 7
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#define TAG1_LSB_OFFSET 13
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#define TAG1_POS_MSB_MASK 0x3F
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#define TAG1_POS_MSB_OFFSET 1
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#define TAG1_POS_LSB_OFFSET 7
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#define TAG1_LEN_OFFSET 1
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#define TAG1_LEN_MASK 0x3F
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/*TAG2*/
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#define TAG2_MSB_OFFSET 5
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#define TAG2_MSB_MASK 9
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#define TAG2_LSB_OFFSET 11
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#define TAG2_POS_MSB_MASK 0x3F
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#define TAG2_POS_MSB_OFFSET 3
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#define TAG2_POS_LSB_OFFSET 5
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#define TAG2_LEN_MASK 0x1F
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#define EXTRACT_BIT(data, bit_pos) ((data >> bit_pos) & 1)
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/* FM states */
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enum radio_state_t {
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FM_OFF,
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FM_RECV,
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FM_RESET,
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FM_CALIB,
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FM_TURNING_OFF,
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FM_RECV_TURNING_ON,
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FM_MAX_NO_STATES,
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};
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enum emphasis_type {
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FM_RX_EMP75 = 0x0002,
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FM_RX_EMP50 = 0x0001
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};
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/* 3 valid values: 5 (50 kHz), 10 (100 kHz), and 20 (200 kHz). */
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enum channel_space_type {
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FM_RX_SPACE_200KHZ = 0x0014,
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FM_RX_SPACE_100KHZ = 0x000A,
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FM_RX_SPACE_50KHZ = 0x0005
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};
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enum v4l2_cid_private_silabs_fm_t {
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V4L2_CID_PRIVATE_SILABS_SRCHMODE = (V4L2_CID_PRIVATE_BASE + 1),
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V4L2_CID_PRIVATE_SILABS_SCANDWELL,
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V4L2_CID_PRIVATE_SILABS_SRCHON,
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V4L2_CID_PRIVATE_SILABS_STATE,
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V4L2_CID_PRIVATE_SILABS_TRANSMIT_MODE,
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V4L2_CID_PRIVATE_SILABS_RDSGROUP_MASK,
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V4L2_CID_PRIVATE_SILABS_REGION,
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V4L2_CID_PRIVATE_SILABS_SIGNAL_TH,
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V4L2_CID_PRIVATE_SILABS_SRCH_PTY,
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V4L2_CID_PRIVATE_SILABS_SRCH_PI,
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V4L2_CID_PRIVATE_SILABS_SRCH_CNT,
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V4L2_CID_PRIVATE_SILABS_EMPHASIS,
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V4L2_CID_PRIVATE_SILABS_RDS_STD,
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V4L2_CID_PRIVATE_SILABS_SPACING,
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V4L2_CID_PRIVATE_SILABS_RDSON,
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|
|
V4L2_CID_PRIVATE_SILABS_RDSGROUP_PROC,
|
||
|
|
V4L2_CID_PRIVATE_SILABS_LP_MODE,
|
||
|
|
V4L2_CID_PRIVATE_SILABS_ANTENNA,
|
||
|
|
V4L2_CID_PRIVATE_SILABS_RDSD_BUF,
|
||
|
|
V4L2_CID_PRIVATE_SILABS_PSALL,
|
||
|
|
/*v4l2 Tx controls*/
|
||
|
|
V4L2_CID_PRIVATE_SILABS_TX_SETPSREPEATCOUNT,
|
||
|
|
V4L2_CID_PRIVATE_SILABS_STOP_RDS_TX_PS_NAME,
|
||
|
|
V4L2_CID_PRIVATE_SILABS_STOP_RDS_TX_RT,
|
||
|
|
V4L2_CID_PRIVATE_SILABS_IOVERC,
|
||
|
|
V4L2_CID_PRIVATE_SILABS_INTDET,
|
||
|
|
V4L2_CID_PRIVATE_SILABS_MPX_DCC,
|
||
|
|
V4L2_CID_PRIVATE_SILABS_AF_JUMP,
|
||
|
|
V4L2_CID_PRIVATE_SILABS_RSSI_DELTA,
|
||
|
|
V4L2_CID_PRIVATE_SILABS_HLSI,
|
||
|
|
|
||
|
|
/*
|
||
|
|
* Here we have IOCTl's that are specific to IRIS
|
||
|
|
* (V4L2_CID_PRIVATE_BASE + 0x1E to V4L2_CID_PRIVATE_BASE + 0x28)
|
||
|
|
*/
|
||
|
|
V4L2_CID_PRIVATE_SILABS_SOFT_MUTE,/* 0x800001E*/
|
||
|
|
V4L2_CID_PRIVATE_SILABS_RIVA_ACCS_ADDR,
|
||
|
|
V4L2_CID_PRIVATE_SILABS_RIVA_ACCS_LEN,
|
||
|
|
V4L2_CID_PRIVATE_SILABS_RIVA_PEEK,
|
||
|
|
V4L2_CID_PRIVATE_SILABS_RIVA_POKE,
|
||
|
|
V4L2_CID_PRIVATE_SILABS_SSBI_ACCS_ADDR,
|
||
|
|
V4L2_CID_PRIVATE_SILABS_SSBI_PEEK,
|
||
|
|
V4L2_CID_PRIVATE_SILABS_SSBI_POKE,
|
||
|
|
V4L2_CID_PRIVATE_SILABS_TX_TONE,
|
||
|
|
V4L2_CID_PRIVATE_SILABS_RDS_GRP_COUNTERS,
|
||
|
|
V4L2_CID_PRIVATE_SILABS_SET_NOTCH_FILTER,/* 0x8000028 */
|
||
|
|
|
||
|
|
V4L2_CID_PRIVATE_SILABS_SET_AUDIO_PATH,/* 0x8000029 */
|
||
|
|
V4L2_CID_PRIVATE_SILABS_DO_CALIBRATION,/* 0x800002A : IRIS */
|
||
|
|
V4L2_CID_PRIVATE_SILABS_SRCH_ALGORITHM,/* 0x800002B */
|
||
|
|
V4L2_CID_PRIVATE_SILABS_GET_SINR, /* 0x800002C : IRIS */
|
||
|
|
V4L2_CID_PRIVATE_SILABS_INTF_LOW_THRESHOLD, /* 0x800002D */
|
||
|
|
V4L2_CID_PRIVATE_SILABS_INTF_HIGH_THRESHOLD, /* 0x800002E */
|
||
|
|
V4L2_CID_PRIVATE_SILABS_SINR_THRESHOLD, /* 0x800002F : IRIS */
|
||
|
|
V4L2_CID_PRIVATE_SILABS_SINR_SAMPLES, /* 0x8000030 : IRIS */
|
||
|
|
V4L2_CID_PRIVATE_SILABS_SPUR_FREQ,
|
||
|
|
V4L2_CID_PRIVATE_SILABS_SPUR_FREQ_RMSSI,
|
||
|
|
V4L2_CID_PRIVATE_SILABS_SPUR_SELECTION,
|
||
|
|
V4L2_CID_PRIVATE_SILABS_UPDATE_SPUR_TABLE,
|
||
|
|
V4L2_CID_PRIVATE_SILABS_VALID_CHANNEL,
|
||
|
|
V4L2_CID_PRIVATE_SILABS_AF_RMSSI_TH,
|
||
|
|
V4L2_CID_PRIVATE_SILABS_AF_RMSSI_SAMPLES,
|
||
|
|
V4L2_CID_PRIVATE_SILABS_GOOD_CH_RMSSI_TH,
|
||
|
|
V4L2_CID_PRIVATE_SILABS_SRCHALGOTYPE,
|
||
|
|
V4L2_CID_PRIVATE_SILABS_CF0TH12,
|
||
|
|
V4L2_CID_PRIVATE_SILABS_SINRFIRSTSTAGE,
|
||
|
|
V4L2_CID_PRIVATE_SILABS_RMSSIFIRSTSTAGE,
|
||
|
|
V4L2_CID_PRIVATE_SILABS_RXREPEATCOUNT,
|
||
|
|
V4L2_CID_PRIVATE_SILABS_RSSI_TH, /* 0x800003E */
|
||
|
|
V4L2_CID_PRIVATE_SILABS_AF_JUMP_RSSI_TH /* 0x800003F */
|
||
|
|
|
||
|
|
};
|
||
|
|
|
||
|
|
enum silabs_buf_t {
|
||
|
|
SILABS_FM_BUF_SRCH_LIST,
|
||
|
|
SILABS_FM_BUF_EVENTS,
|
||
|
|
SILABS_FM_BUF_RT_RDS,
|
||
|
|
SILABS_FM_BUF_PS_RDS,
|
||
|
|
SILABS_FM_BUF_RAW_RDS,
|
||
|
|
SILABS_FM_BUF_AF_LIST,
|
||
|
|
SILABS_FM_BUF_RT_PLUS = 11,
|
||
|
|
SILABS_FM_BUF_ERT,
|
||
|
|
SILABS_FM_BUF_MAX
|
||
|
|
};
|
||
|
|
|
||
|
|
enum silabs_evt_t {
|
||
|
|
SILABS_EVT_RADIO_READY,
|
||
|
|
SILABS_EVT_TUNE_SUCC,
|
||
|
|
SILABS_EVT_SEEK_COMPLETE,
|
||
|
|
SILABS_EVT_SCAN_NEXT,
|
||
|
|
SILABS_EVT_NEW_RAW_RDS,
|
||
|
|
SILABS_EVT_NEW_RT_RDS,
|
||
|
|
SILABS_EVT_NEW_PS_RDS,
|
||
|
|
SILABS_EVT_ERROR,
|
||
|
|
SILABS_EVT_BELOW_TH,
|
||
|
|
SILABS_EVT_ABOVE_TH,
|
||
|
|
SILABS_EVT_STEREO,
|
||
|
|
SILABS_EVT_MONO,
|
||
|
|
SILABS_EVT_RDS_AVAIL,
|
||
|
|
SILABS_EVT_RDS_NOT_AVAIL,
|
||
|
|
SILABS_EVT_NEW_SRCH_LIST,
|
||
|
|
SILABS_EVT_NEW_AF_LIST,
|
||
|
|
SILABS_EVT_TXRDSDAT,
|
||
|
|
SILABS_EVT_TXRDSDONE,
|
||
|
|
SILABS_EVT_RADIO_DISABLED,
|
||
|
|
SILABS_EVT_NEW_ODA,
|
||
|
|
SILABS_EVT_NEW_RT_PLUS,
|
||
|
|
SILABS_EVT_NEW_ERT
|
||
|
|
};
|
||
|
|
|
||
|
|
enum silabs_region_t {
|
||
|
|
SILABS_REGION_US,
|
||
|
|
SILABS_REGION_EU,
|
||
|
|
SILABS_REGION_JAPAN,
|
||
|
|
SILABS_REGION_JAPAN_WIDE,
|
||
|
|
SILABS_REGION_OTHER
|
||
|
|
};
|
||
|
|
|
||
|
|
enum silabs_interrupts_t {
|
||
|
|
DISABLE_ALL_INTERRUPTS,
|
||
|
|
ENABLE_STC_RDS_INTERRUPTS,
|
||
|
|
ENABLE_STC_INTERRUPTS,
|
||
|
|
ENABLE_RDS_INTERRUPTS,
|
||
|
|
DISABLE_RDS_INTERRUPTS,
|
||
|
|
ENABLE_RSQ_INTERRUPTS,
|
||
|
|
DISABLE_RSQ_INTERRUPTS
|
||
|
|
};
|
||
|
|
|
||
|
|
struct silabs_fm_recv_conf_req {
|
||
|
|
__u16 emphasis;
|
||
|
|
__u16 ch_spacing;
|
||
|
|
/* limits stored as actual freq / TUNE_STEP_SIZE */
|
||
|
|
__u16 band_low_limit;
|
||
|
|
__u16 band_high_limit;
|
||
|
|
};
|
||
|
|
|
||
|
|
struct af_list_ev {
|
||
|
|
__le32 tune_freq_khz;
|
||
|
|
__le16 pi_code;
|
||
|
|
__u8 af_size;
|
||
|
|
__u8 af_list[MAX_AF_LIST_SIZE];
|
||
|
|
} __packed;
|
||
|
|
|
||
|
|
struct silabs_af_info {
|
||
|
|
/* no. of invalid AFs. */
|
||
|
|
u8 inval_freq_cnt;
|
||
|
|
/* no. of AFs in the list. */
|
||
|
|
u8 cnt;
|
||
|
|
/* actual size of the list */
|
||
|
|
u8 size;
|
||
|
|
/* index of currently tuned station in the AF list. */
|
||
|
|
u8 index;
|
||
|
|
/* PI of the frequency */
|
||
|
|
u16 pi;
|
||
|
|
/* freq to which AF list belongs to. */
|
||
|
|
u32 orig_freq_khz;
|
||
|
|
/* AF list */
|
||
|
|
u32 af_list[MAX_NO_OF_AF];
|
||
|
|
};
|
||
|
|
|
||
|
|
static inline bool is_valid_chan_spacing(int spacing)
|
||
|
|
{
|
||
|
|
if ((spacing == 0) ||
|
||
|
|
(spacing == 1) ||
|
||
|
|
(spacing == 2))
|
||
|
|
return 1;
|
||
|
|
else
|
||
|
|
return 0;
|
||
|
|
}
|
||
|
|
|
||
|
|
static inline bool is_valid_rds_std(int rds_std)
|
||
|
|
{
|
||
|
|
if ((rds_std >= MIN_RDS_STD) &&
|
||
|
|
(rds_std <= MAX_RDS_STD))
|
||
|
|
return 1;
|
||
|
|
else
|
||
|
|
return 0;
|
||
|
|
}
|
||
|
|
|
||
|
|
static inline bool is_valid_srch_mode(int srch_mode)
|
||
|
|
{
|
||
|
|
if ((srch_mode >= MIN_SRCH_MODE) &&
|
||
|
|
(srch_mode <= MAX_SRCH_MODE))
|
||
|
|
return 1;
|
||
|
|
else
|
||
|
|
return 0;
|
||
|
|
}
|
||
|
|
|
||
|
|
struct fm_power_vreg_data {
|
||
|
|
/* voltage regulator handle */
|
||
|
|
struct regulator *reg;
|
||
|
|
/* regulator name */
|
||
|
|
const char *name;
|
||
|
|
/* voltage levels to be set */
|
||
|
|
unsigned int low_vol_level;
|
||
|
|
unsigned int high_vol_level;
|
||
|
|
bool set_voltage_sup;
|
||
|
|
/* is this regulator enabled? */
|
||
|
|
bool is_enabled;
|
||
|
|
};
|
||
|
|
|
||
|
|
struct silabs_rel_freq {
|
||
|
|
__u8 rel_freq_msb;
|
||
|
|
__u8 rel_freq_lsb;
|
||
|
|
} __packed;
|
||
|
|
|
||
|
|
struct silabs_srch_list_compl {
|
||
|
|
__u8 num_stations_found;
|
||
|
|
struct silabs_rel_freq rel_freq[20];
|
||
|
|
} __packed;
|
||
|
|
|
||
|
|
enum search_t {
|
||
|
|
SEEK,
|
||
|
|
SCAN,
|
||
|
|
SCAN_FOR_STRONG,
|
||
|
|
};
|
||
|
|
#endif /* __RADIO_SILABS_H */
|