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/*
* FM Driver for Connectivity chip of Texas Instruments.
* FM Common module header file
*
* Copyright (C) 2011 Texas Instruments
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
*/
#ifndef _FMDRV_COMMON_H
#define _FMDRV_COMMON_H
#define FM_ST_REG_TIMEOUT msecs_to_jiffies(6000) /* 6 sec */
#define FM_PKT_LOGICAL_CHAN_NUMBER 0x08 /* Logical channel 8 */
#define REG_RD 0x1
#define REG_WR 0x0
struct fm_reg_table {
u8 opcode;
u8 type;
u8 *name;
};
#define STEREO_GET 0
#define RSSI_LVL_GET 1
#define IF_COUNT_GET 2
#define FLAG_GET 3
#define RDS_SYNC_GET 4
#define RDS_DATA_GET 5
#define FREQ_SET 10
#define AF_FREQ_SET 11
#define MOST_MODE_SET 12
#define MOST_BLEND_SET 13
#define DEMPH_MODE_SET 14
#define SEARCH_LVL_SET 15
#define BAND_SET 16
#define MUTE_STATUS_SET 17
#define RDS_PAUSE_LVL_SET 18
#define RDS_PAUSE_DUR_SET 19
#define RDS_MEM_SET 20
#define RDS_BLK_B_SET 21
#define RDS_MSK_B_SET 22
#define RDS_PI_MASK_SET 23
#define RDS_PI_SET 24
#define RDS_SYSTEM_SET 25
#define INT_MASK_SET 26
#define SEARCH_DIR_SET 27
#define VOLUME_SET 28
#define AUDIO_ENABLE_SET 29
#define PCM_MODE_SET 30
#define I2S_MODE_CONFIG_SET 31
#define POWER_SET 32
#define INTX_CONFIG_SET 33
#define PULL_EN_SET 34
#define HILO_SET 35
#define SWITCH2FREF 36
#define FREQ_DRIFT_REPORT 37
#define PCE_GET 40
#define FIRM_VER_GET 41
#define ASIC_VER_GET 42
#define ASIC_ID_GET 43
#define MAN_ID_GET 44
#define TUNER_MODE_SET 45
#define STOP_SEARCH 46
#define RDS_CNTRL_SET 47
#define WRITE_HARDWARE_REG 100
#define CODE_DOWNLOAD 101
#define RESET 102
#define FM_POWER_MODE 254
#define FM_INTERRUPT 255
/* Transmitter API */
#define CHANL_SET 55
#define CHANL_BW_SET 56
#define REF_SET 57
#define POWER_ENB_SET 90
#define POWER_ATT_SET 58
#define POWER_LEV_SET 59
#define AUDIO_DEV_SET 60
#define PILOT_DEV_SET 61
#define RDS_DEV_SET 62
#define TX_BAND_SET 65
#define PUPD_SET 91
#define AUDIO_IO_SET 63
#define PREMPH_SET 64
#define MONO_SET 66
#define MUTE 92
#define MPX_LMT_ENABLE 67
#define PI_SET 93
#define ECC_SET 69
#define PTY 70
#define AF 71
#define DISPLAY_MODE 74
#define RDS_REP_SET 77
#define RDS_CONFIG_DATA_SET 98
#define RDS_DATA_SET 99
#define RDS_DATA_ENB 94
#define TA_SET 78
#define TP_SET 79
#define DI_SET 80
#define MS_SET 81
#define PS_SCROLL_SPEED 82
#define TX_AUDIO_LEVEL_TEST 96
#define TX_AUDIO_LEVEL_TEST_THRESHOLD 73
#define TX_AUDIO_INPUT_LEVEL_RANGE_SET 54
#define RX_ANTENNA_SELECT 87
#define I2C_DEV_ADDR_SET 86
#define REF_ERR_CALIB_PARAM_SET 88
#define REF_ERR_CALIB_PERIODICITY_SET 89
#define SOC_INT_TRIGGER 52
#define SOC_AUDIO_PATH_SET 83
#define SOC_PCMI_OVERRIDE 84
#define SOC_I2S_OVERRIDE 85
#define RSSI_BLOCK_SCAN_FREQ_SET 95
#define RSSI_BLOCK_SCAN_START 97
#define RSSI_BLOCK_SCAN_DATA_GET 5
#define READ_FMANT_TUNE_VALUE 104
/* SKB helpers */
struct fm_skb_cb {
__u8 fm_op;
struct completion *completion;
};
#define fm_cb(skb) ((struct fm_skb_cb *)(skb->cb))
/* FM Channel-8 command message format */
struct fm_cmd_msg_hdr {
__u8 hdr; /* Logical Channel-8 */
__u8 len; /* Number of bytes follows */
__u8 op; /* FM Opcode */
__u8 rd_wr; /* Read/Write command */
__u8 dlen; /* Length of payload */
} __attribute__ ((packed));
#define FM_CMD_MSG_HDR_SIZE 5 /* sizeof(struct fm_cmd_msg_hdr) */
/* FM Channel-8 event messgage format */
struct fm_event_msg_hdr {
__u8 header; /* Logical Channel-8 */
__u8 len; /* Number of bytes follows */
__u8 status; /* Event status */
__u8 num_fm_hci_cmds; /* Number of pkts the host allowed to send */
__u8 op; /* FM Opcode */
__u8 rd_wr; /* Read/Write command */
__u8 dlen; /* Length of payload */
} __attribute__ ((packed));
#define FM_EVT_MSG_HDR_SIZE 7 /* sizeof(struct fm_event_msg_hdr) */
/* TI's magic number in firmware file */
#define FM_FW_FILE_HEADER_MAGIC 0x42535442
#define FM_ENABLE 1
#define FM_DISABLE 0
/* FLAG_GET register bits */
#define FM_FR_EVENT (1 << 0)
#define FM_BL_EVENT (1 << 1)
#define FM_RDS_EVENT (1 << 2)
#define FM_BBLK_EVENT (1 << 3)
#define FM_LSYNC_EVENT (1 << 4)
#define FM_LEV_EVENT (1 << 5)
#define FM_IFFR_EVENT (1 << 6)
#define FM_PI_EVENT (1 << 7)
#define FM_PD_EVENT (1 << 8)
#define FM_STIC_EVENT (1 << 9)
#define FM_MAL_EVENT (1 << 10)
#define FM_POW_ENB_EVENT (1 << 11)
/*
* Firmware files of FM. ASIC ID and ASIC version will be appened to this,
* later.
*/
#define FM_FMC_FW_FILE_START ("fmc_ch8")
#define FM_RX_FW_FILE_START ("fm_rx_ch8")
#define FM_TX_FW_FILE_START ("fm_tx_ch8")
#define FM_UNDEFINED_FREQ 0xFFFFFFFF
/* Band types */
#define FM_BAND_EUROPE_US 0
#define FM_BAND_JAPAN 1
/* Seek directions */
#define FM_SEARCH_DIRECTION_DOWN 0
#define FM_SEARCH_DIRECTION_UP 1
/* Tunner modes */
#define FM_TUNER_STOP_SEARCH_MODE 0
#define FM_TUNER_PRESET_MODE 1
#define FM_TUNER_AUTONOMOUS_SEARCH_MODE 2
#define FM_TUNER_AF_JUMP_MODE 3
/* Min and Max volume */
#define FM_RX_VOLUME_MIN 0
#define FM_RX_VOLUME_MAX 70
/* Volume gain step */
#define FM_RX_VOLUME_GAIN_STEP 0x370
/* Mute modes */
#define FM_MUTE_ON 0
#define FM_MUTE_OFF 1
#define FM_MUTE_ATTENUATE 2
#define FM_RX_UNMUTE_MODE 0x00
#define FM_RX_RF_DEP_MODE 0x01
#define FM_RX_AC_MUTE_MODE 0x02
#define FM_RX_HARD_MUTE_LEFT_MODE 0x04
#define FM_RX_HARD_MUTE_RIGHT_MODE 0x08
#define FM_RX_SOFT_MUTE_FORCE_MODE 0x10
/* RF dependent mute mode */
#define FM_RX_RF_DEPENDENT_MUTE_ON 1
#define FM_RX_RF_DEPENDENT_MUTE_OFF 0
/* RSSI threshold min and max */
#define FM_RX_RSSI_THRESHOLD_MIN -128
#define FM_RX_RSSI_THRESHOLD_MAX 127
/* Stereo/Mono mode */
#define FM_STEREO_MODE 0
#define FM_MONO_MODE 1
#define FM_STEREO_SOFT_BLEND 1
/* FM RX De-emphasis filter modes */
#define FM_RX_EMPHASIS_FILTER_50_USEC 0
#define FM_RX_EMPHASIS_FILTER_75_USEC 1
/* FM RDS modes */
#define FM_RDS_DISABLE 0
#define FM_RDS_ENABLE 1
#define FM_NO_PI_CODE 0
/* FM and RX RDS block enable/disable */
#define FM_RX_PWR_SET_FM_ON_RDS_OFF 0x1
#define FM_RX_PWR_SET_FM_AND_RDS_BLK_ON 0x3
#define FM_RX_PWR_SET_FM_AND_RDS_BLK_OFF 0x0
/* RX RDS */
#define FM_RX_RDS_FLUSH_FIFO 0x1
#define FM_RX_RDS_FIFO_THRESHOLD 64 /* tuples */
#define FM_RDS_BLK_SIZE 3 /* 3 bytes */
/* RDS block types */
#define FM_RDS_BLOCK_A 0
#define FM_RDS_BLOCK_B 1
#define FM_RDS_BLOCK_C 2
#define FM_RDS_BLOCK_Ctag 3
#define FM_RDS_BLOCK_D 4
#define FM_RDS_BLOCK_E 5
#define FM_RDS_BLK_IDX_A 0
#define FM_RDS_BLK_IDX_B 1
#define FM_RDS_BLK_IDX_C 2
#define FM_RDS_BLK_IDX_D 3
#define FM_RDS_BLK_IDX_UNKNOWN 0xF0
#define FM_RDS_STATUS_ERR_MASK 0x18
/*
* Represents an RDS group type & version.
* There are 15 groups, each group has 2 versions: A and B.
*/
#define FM_RDS_GROUP_TYPE_MASK_0A ((unsigned long)1<<0)
#define FM_RDS_GROUP_TYPE_MASK_0B ((unsigned long)1<<1)
#define FM_RDS_GROUP_TYPE_MASK_1A ((unsigned long)1<<2)
#define FM_RDS_GROUP_TYPE_MASK_1B ((unsigned long)1<<3)
#define FM_RDS_GROUP_TYPE_MASK_2A ((unsigned long)1<<4)
#define FM_RDS_GROUP_TYPE_MASK_2B ((unsigned long)1<<5)
#define FM_RDS_GROUP_TYPE_MASK_3A ((unsigned long)1<<6)
#define FM_RDS_GROUP_TYPE_MASK_3B ((unsigned long)1<<7)
#define FM_RDS_GROUP_TYPE_MASK_4A ((unsigned long)1<<8)
#define FM_RDS_GROUP_TYPE_MASK_4B ((unsigned long)1<<9)
#define FM_RDS_GROUP_TYPE_MASK_5A ((unsigned long)1<<10)
#define FM_RDS_GROUP_TYPE_MASK_5B ((unsigned long)1<<11)
#define FM_RDS_GROUP_TYPE_MASK_6A ((unsigned long)1<<12)
#define FM_RDS_GROUP_TYPE_MASK_6B ((unsigned long)1<<13)
#define FM_RDS_GROUP_TYPE_MASK_7A ((unsigned long)1<<14)
#define FM_RDS_GROUP_TYPE_MASK_7B ((unsigned long)1<<15)
#define FM_RDS_GROUP_TYPE_MASK_8A ((unsigned long)1<<16)
#define FM_RDS_GROUP_TYPE_MASK_8B ((unsigned long)1<<17)
#define FM_RDS_GROUP_TYPE_MASK_9A ((unsigned long)1<<18)
#define FM_RDS_GROUP_TYPE_MASK_9B ((unsigned long)1<<19)
#define FM_RDS_GROUP_TYPE_MASK_10A ((unsigned long)1<<20)
#define FM_RDS_GROUP_TYPE_MASK_10B ((unsigned long)1<<21)
#define FM_RDS_GROUP_TYPE_MASK_11A ((unsigned long)1<<22)
#define FM_RDS_GROUP_TYPE_MASK_11B ((unsigned long)1<<23)
#define FM_RDS_GROUP_TYPE_MASK_12A ((unsigned long)1<<24)
#define FM_RDS_GROUP_TYPE_MASK_12B ((unsigned long)1<<25)
#define FM_RDS_GROUP_TYPE_MASK_13A ((unsigned long)1<<26)
#define FM_RDS_GROUP_TYPE_MASK_13B ((unsigned long)1<<27)
#define FM_RDS_GROUP_TYPE_MASK_14A ((unsigned long)1<<28)
#define FM_RDS_GROUP_TYPE_MASK_14B ((unsigned long)1<<29)
#define FM_RDS_GROUP_TYPE_MASK_15A ((unsigned long)1<<30)
#define FM_RDS_GROUP_TYPE_MASK_15B ((unsigned long)1<<31)
/* RX Alternate Frequency info */
#define FM_RDS_MIN_AF 1
#define FM_RDS_MAX_AF 204
#define FM_RDS_MAX_AF_JAPAN 140
#define FM_RDS_1_AF_FOLLOWS 225
#define FM_RDS_25_AF_FOLLOWS 249
/* RDS system type (RDS/RBDS) */
#define FM_RDS_SYSTEM_RDS 0
#define FM_RDS_SYSTEM_RBDS 1
/* AF on/off */
#define FM_RX_RDS_AF_SWITCH_MODE_ON 1
#define FM_RX_RDS_AF_SWITCH_MODE_OFF 0
/* Retry count when interrupt process goes wrong */
#define FM_IRQ_TIMEOUT_RETRY_MAX 5 /* 5 times */
/* Audio IO set values */
#define FM_RX_AUDIO_ENABLE_I2S 0x01
#define FM_RX_AUDIO_ENABLE_ANALOG 0x02
#define FM_RX_AUDIO_ENABLE_I2S_AND_ANALOG 0x03
#define FM_RX_AUDIO_ENABLE_DISABLE 0x00
/* HI/LO set values */
#define FM_RX_IFFREQ_TO_HI_SIDE 0x0
#define FM_RX_IFFREQ_TO_LO_SIDE 0x1
#define FM_RX_IFFREQ_HILO_AUTOMATIC 0x2
/*
* Default RX mode configuration. Chip will be configured
* with this default values after loading RX firmware.
*/
#define FM_DEFAULT_RX_VOLUME 10
#define FM_DEFAULT_RSSI_THRESHOLD 3
/* Range for TX power level in units for dB/uV */
#define FM_PWR_LVL_LOW 91
#define FM_PWR_LVL_HIGH 122
/* Chip specific default TX power level value */
#define FM_PWR_LVL_DEF 4
/* FM TX Pre-emphasis filter values */
#define FM_TX_PREEMPH_OFF 1
#define FM_TX_PREEMPH_50US 0
#define FM_TX_PREEMPH_75US 2
/* FM TX antenna impedance values */
#define FM_TX_ANT_IMP_50 0
#define FM_TX_ANT_IMP_200 1
#define FM_TX_ANT_IMP_500 2
/* Functions exported by FM common sub-module */
u32 fmc_prepare(struct fmdev *);
u32 fmc_release(struct fmdev *);
void fmc_update_region_info(struct fmdev *, u8);
u32 fmc_send_cmd(struct fmdev *, u8, u16,
void *, unsigned int, void *, int *);
u32 fmc_is_rds_data_available(struct fmdev *, struct file *,
struct poll_table_struct *);
u32 fmc_transfer_rds_from_internal_buff(struct fmdev *, struct file *,
u8 __user *, size_t);
u32 fmc_set_freq(struct fmdev *, u32);
u32 fmc_set_mode(struct fmdev *, u8);
u32 fmc_set_region(struct fmdev *, u8);
u32 fmc_set_mute_mode(struct fmdev *, u8);
u32 fmc_set_stereo_mono(struct fmdev *, u16);
u32 fmc_set_rds_mode(struct fmdev *, u8);
u32 fmc_get_freq(struct fmdev *, u32 *);
u32 fmc_get_region(struct fmdev *, u8 *);
u32 fmc_get_mode(struct fmdev *, u8 *);
/*
* channel spacing
*/
#define FM_CHANNEL_SPACING_50KHZ 1
#define FM_CHANNEL_SPACING_100KHZ 2
#define FM_CHANNEL_SPACING_200KHZ 4
#define FM_FREQ_MUL 50
#endif
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