--- /dev/null
+/*
+ * 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 */
+int fmc_prepare(struct fmdev *);
+int fmc_release(struct fmdev *);
+
+void fmc_update_region_info(struct fmdev *, u8);
+int fmc_send_cmd(struct fmdev *, u8, u16,
+ void *, unsigned int, void *, int *);
+int fmc_is_rds_data_available(struct fmdev *, struct file *,
+ struct poll_table_struct *);
+int fmc_transfer_rds_from_internal_buff(struct fmdev *, struct file *,
+ u8 __user *, size_t);
+
+int fmc_set_freq(struct fmdev *, u32);
+int fmc_set_mode(struct fmdev *, u8);
+int fmc_set_region(struct fmdev *, u8);
+int fmc_set_mute_mode(struct fmdev *, u8);
+int fmc_set_stereo_mono(struct fmdev *, u16);
+int fmc_set_rds_mode(struct fmdev *, u8);
+
+int fmc_get_freq(struct fmdev *, u32 *);
+int fmc_get_region(struct fmdev *, u8 *);
+int 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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