text: #ifndef __UAPI_RADIO_IRIS_H
  #define __UAPI_RADIO_IRIS_H
  
  #include <linux/types.h>
  #include <media/radio-iris-commands.h>
  
  #define MIN_TX_TONE_VAL  0x00
  #define MAX_TX_TONE_VAL  0x07
  #define MIN_HARD_MUTE_VAL  0x00
  #define MAX_HARD_MUTE_VAL  0x03
  #define MIN_SRCH_MODE  0x00
  #define MAX_SRCH_MODE  0x09
  #define MIN_SCAN_DWELL  0x00
  #define MAX_SCAN_DWELL  0x0F
  #define MIN_SIG_TH  0x00
  #define MAX_SIG_TH  0x03
  #define MIN_PTY  0X00
  #define MAX_PTY  0x1F
  #define MIN_PI  0x0000
  #define MAX_PI  0xFFFF
  #define MIN_SRCH_STATIONS_CNT  0x00
  #define MAX_SRCH_STATIONS_CNT  0x14
  #define MIN_CHAN_SPACING  0x00
  #define MAX_CHAN_SPACING  0x02
  #define MIN_EMPHASIS  0x00
  #define MAX_EMPHASIS  0x01
  #define MIN_RDS_STD  0x00
  #define MAX_RDS_STD  0x02
  #define MIN_ANTENNA_VAL  0x00
  #define MAX_ANTENNA_VAL  0x01
  #define MIN_TX_PS_REPEAT_CNT  0x01
  #define MAX_TX_PS_REPEAT_CNT  0x0F
  #define MIN_SOFT_MUTE  0x00
  #define MAX_SOFT_MUTE  0x01
  #define MIN_PEEK_ACCESS_LEN  0x01
  #define MAX_PEEK_ACCESS_LEN  0xF9
  #define MIN_RESET_CNTR  0x00
  #define MAX_RESET_CNTR  0x01
  #define MIN_HLSI  0x00
  #define MAX_HLSI  0x02
  #define MIN_NOTCH_FILTER  0x00
  #define MAX_NOTCH_FILTER  0x02
  #define MIN_INTF_DET_OUT_LW_TH  0x00
  #define MAX_INTF_DET_OUT_LW_TH  0xFF
  #define MIN_INTF_DET_OUT_HG_TH  0x00
  #define MAX_INTF_DET_OUT_HG_TH  0xFF
  #define MIN_SINR_TH  -128
  #define MAX_SINR_TH  127
  #define MIN_SINR_SAMPLES  0x01
  #define MAX_SINR_SAMPLES  0xFF
  #define MIN_BLEND_HI  -128
  #define MAX_BLEND_HI  127
  
  
  /* ---- HCI Packet structures ---- */
  #define RADIO_HCI_COMMAND_HDR_SIZE sizeof(struct radio_hci_command_hdr)
  #define RADIO_HCI_EVENT_HDR_SIZE   sizeof(struct radio_hci_event_hdr)
  
  /* HCI data types */
  #define RADIO_HCI_COMMAND_PKT   0x11
  #define RADIO_HCI_EVENT_PKT     0x14
  /*HCI reponce packets*/
  #define MAX_RIVA_PEEK_RSP_SIZE   251
  /* default data access */
  #define DEFAULT_DATA_OFFSET 2
  #define DEFAULT_DATA_SIZE 249
  /* Power levels are 0-7, but SOC will expect values from 0-255
   * So the each level step size will be 255/7 = 36 */
  #define FM_TX_PWR_LVL_STEP_SIZE 36
  #define FM_TX_PWR_LVL_0         0 /* Lowest power lvl that can be set for Tx */
  #define FM_TX_PWR_LVL_MAX       7 /* Max power lvl for Tx */
  #define FM_TX_PHY_CFG_MODE   0x3c
  #define FM_TX_PHY_CFG_LEN    0x10
  #define FM_TX_PWR_GAIN_OFFSET 14
  /**RDS CONFIG MODE**/
  #define FM_RDS_CNFG_MODE	0x0f
  #define FM_RDS_CNFG_LEN		0x10
  #define AF_RMSSI_TH_LSB_OFFSET	10
  #define AF_RMSSI_TH_MSB_OFFSET	11
  #define AF_RMSSI_SAMPLES_OFFSET	15
  /**RX CONFIG MODE**/
  #define FM_RX_CONFG_MODE	0x15
  #define FM_RX_CNFG_LEN		0x20
  #define GD_CH_RMSSI_TH_OFFSET	12
  #define MAX_GD_CH_RMSSI_TH	127
  #define SRCH_ALGO_TYPE_OFFSET  25
  #define SINRFIRSTSTAGE_OFFSET  26
  #define RMSSIFIRSTSTAGE_OFFSET 27
  #define CF0TH12_BYTE1_OFFSET   8
  #define CF0TH12_BYTE2_OFFSET   9
  #define CF0TH12_BYTE3_OFFSET   10
  #define CF0TH12_BYTE4_OFFSET   11
  #define MAX_SINR_FIRSTSTAGE	127
  #define MAX_RMSSI_FIRSTSTAGE	127
  #define RDS_PS0_XFR_MODE 0x01
  #define RDS_PS0_LEN 6
  #define RX_REPEATE_BYTE_OFFSET 5
  #define FM_SPUR_TBL_SIZE 240
  #define SPUR_DATA_LEN 16
  #define ENTRIES_EACH_CMD 15
  #define SPUR_DATA_INDEX 2
  #define FM_AF_LIST_MAX_SIZE   200
  #define AF_LIST_MAX     (FM_AF_LIST_MAX_SIZE / 4) /* Each AF frequency consist
  							of sizeof(int) bytes */
  #define MAX_BLEND_INDEX 49
  
  #define TUNE_PARAM 16
  #define FM_RDS_3A_GRP (0x40)
  struct radio_hci_command_hdr {
  	__le16	opcode;		/* OCF & OGF */
  	__u8	plen;
  } __packed;
  
  struct radio_hci_event_hdr {
  	__u8	evt;
  	__u8	plen;
  } __packed;
  
  /* Opcode OCF */
  /* HCI recv control commands opcode */
  #define HCI_OCF_FM_ENABLE_RECV_REQ          0x0001
  #define HCI_OCF_FM_DISABLE_RECV_REQ         0x0002
  #define HCI_OCF_FM_GET_RECV_CONF_REQ        0x0003
  #define HCI_OCF_FM_SET_RECV_CONF_REQ        0x0004
  #define HCI_OCF_FM_SET_MUTE_MODE_REQ        0x0005
  #define HCI_OCF_FM_SET_STEREO_MODE_REQ      0x0006
  #define HCI_OCF_FM_SET_ANTENNA              0x0007
  #define HCI_OCF_FM_SET_SIGNAL_THRESHOLD     0x0008
  #define HCI_OCF_FM_GET_SIGNAL_THRESHOLD     0x0009
  #define HCI_OCF_FM_GET_STATION_PARAM_REQ    0x000A
  #define HCI_OCF_FM_GET_PROGRAM_SERVICE_REQ  0x000B
  #define HCI_OCF_FM_GET_RADIO_TEXT_REQ       0x000C
  #define HCI_OCF_FM_GET_AF_LIST_REQ          0x000D
  #define HCI_OCF_FM_SEARCH_STATIONS          0x000E
  #define HCI_OCF_FM_SEARCH_RDS_STATIONS      0x000F
  #define HCI_OCF_FM_SEARCH_STATIONS_LIST     0x0010
  #define HCI_OCF_FM_CANCEL_SEARCH            0x0011
  #define HCI_OCF_FM_RDS_GRP                  0x0012
  #define HCI_OCF_FM_RDS_GRP_PROCESS          0x0013
  #define HCI_OCF_FM_EN_WAN_AVD_CTRL          0x0014
  #define HCI_OCF_FM_EN_NOTCH_CTRL            0x0015
  #define HCI_OCF_FM_SET_EVENT_MASK           0x0016
  #define HCI_OCF_FM_SET_CH_DET_THRESHOLD     0x0017
  #define HCI_OCF_FM_GET_CH_DET_THRESHOLD     0x0018
  #define HCI_OCF_FM_SET_BLND_TBL             0x001B
  #define HCI_OCF_FM_GET_BLND_TBL             0x001C
  /* HCI trans control commans opcode*/
  #define HCI_OCF_FM_ENABLE_TRANS_REQ         0x0001
  #define HCI_OCF_FM_DISABLE_TRANS_REQ        0x0002
  #define HCI_OCF_FM_GET_TRANS_CONF_REQ       0x0003
  #define HCI_OCF_FM_SET_TRANS_CONF_REQ       0x0004
  #define HCI_OCF_FM_RDS_RT_REQ               0x0008
  #define HCI_OCF_FM_RDS_PS_REQ               0x0009
  
  
  /* HCI common control commands opcode */
  #define HCI_OCF_FM_TUNE_STATION_REQ         0x0001
  #define HCI_OCF_FM_DEFAULT_DATA_READ        0x0002
  #define HCI_OCF_FM_DEFAULT_DATA_WRITE       0x0003
  #define HCI_OCF_FM_RESET                    0x0004
  #define HCI_OCF_FM_GET_FEATURE_LIST         0x0005
  #define HCI_OCF_FM_DO_CALIBRATION           0x0006
  #define HCI_OCF_FM_SET_CALIBRATION          0x0007
  #define HCI_OCF_FM_SET_SPUR_TABLE           0x0008
  #define HCI_OCF_FM_GET_SPUR_TABLE           0x0009
  
  /*HCI Status parameters commands*/
  #define HCI_OCF_FM_READ_GRP_COUNTERS        0x0001
  
  /*HCI Diagnostic commands*/
  #define HCI_OCF_FM_PEEK_DATA                0x0002
  #define HCI_OCF_FM_POKE_DATA                0x0003
  #define HCI_OCF_FM_SSBI_PEEK_REG            0x0004
  #define HCI_OCF_FM_SSBI_POKE_REG            0x0005
  #define HCI_OCF_FM_STATION_DBG_PARAM        0x0007
  #define HCI_FM_SET_INTERNAL_TONE_GENRATOR   0x0008
  
  /* Opcode OGF */
  #define HCI_OGF_FM_RECV_CTRL_CMD_REQ            0x0013
  #define HCI_OGF_FM_TRANS_CTRL_CMD_REQ           0x0014
  #define HCI_OGF_FM_COMMON_CTRL_CMD_REQ          0x0015
  #define HCI_OGF_FM_STATUS_PARAMETERS_CMD_REQ    0x0016
  #define HCI_OGF_FM_TEST_CMD_REQ                 0x0017
  #define HCI_OGF_FM_DIAGNOSTIC_CMD_REQ           0x003F
  
  /* Command opcode pack/unpack */
  #define hci_opcode_pack(ogf, ocf)  ((__u16) ((ocf & 0x03ff)|(ogf << 10)))
  #define hci_opcode_ogf(op)		(op >> 10)
  #define hci_opcode_ocf(op)		(op & 0x03ff)
  #define hci_recv_ctrl_cmd_op_pack(ocf) \
  	((__u16) hci_opcode_pack(HCI_OGF_FM_RECV_CTRL_CMD_REQ, ocf))
  #define hci_trans_ctrl_cmd_op_pack(ocf) \
  	((__u16) hci_opcode_pack(HCI_OGF_FM_TRANS_CTRL_CMD_REQ, ocf))
  #define hci_common_cmd_op_pack(ocf)	\
  	((__u16) hci_opcode_pack(HCI_OGF_FM_COMMON_CTRL_CMD_REQ, ocf))
  #define hci_status_param_op_pack(ocf)	\
  	((__u16) hci_opcode_pack(HCI_OGF_FM_STATUS_PARAMETERS_CMD_REQ, ocf))
  #define hci_diagnostic_cmd_op_pack(ocf)	\
  	((__u16) hci_opcode_pack(HCI_OGF_FM_DIAGNOSTIC_CMD_REQ, ocf))
  
  
  /* HCI commands with no arguments*/
  #define HCI_FM_ENABLE_RECV_CMD 1
  #define HCI_FM_DISABLE_RECV_CMD 2
  #define HCI_FM_GET_RECV_CONF_CMD 3
  #define HCI_FM_GET_STATION_PARAM_CMD 4
  #define HCI_FM_GET_SIGNAL_TH_CMD 5
  #define HCI_FM_GET_PROGRAM_SERVICE_CMD 6
  #define HCI_FM_GET_RADIO_TEXT_CMD 7
  #define HCI_FM_GET_AF_LIST_CMD 8
  #define HCI_FM_CANCEL_SEARCH_CMD 9
  #define HCI_FM_RESET_CMD 10
  #define HCI_FM_GET_FEATURES_CMD 11
  #define HCI_FM_STATION_DBG_PARAM_CMD 12
  #define HCI_FM_ENABLE_TRANS_CMD 13
  #define HCI_FM_DISABLE_TRANS_CMD 14
  #define HCI_FM_GET_TX_CONFIG 15
  #define HCI_FM_GET_DET_CH_TH_CMD 16
  #define HCI_FM_GET_BLND_TBL_CMD 17
  
  /* Defines for FM TX*/
  #define TX_PS_DATA_LENGTH 108
  #define TX_RT_DATA_LENGTH 64
  #define PS_STRING_LEN     9
  
  /* ----- HCI Command request ----- */
  struct hci_fm_recv_conf_req {
  	__u8	emphasis;
  	__u8	ch_spacing;
  	__u8	rds_std;
  	__u8	hlsi;
  	__u32	band_low_limit;
  	__u32	band_high_limit;
  } __packed;
  
  /* ----- HCI Command request ----- */
  struct hci_fm_trans_conf_req_struct {
  	__u8	emphasis;
  	__u8	rds_std;
  	__u32	band_low_limit;
  	__u32	band_high_limit;
  } __packed;
  
  
  /* ----- HCI Command request ----- */
  struct hci_fm_tx_ps {
  	__u8    ps_control;
  	__u16	pi;
  	__u8	pty;
  	__u8	ps_repeatcount;
  	__u8	ps_num;
  	__u8    ps_data[TX_PS_DATA_LENGTH];
  } __packed;
  
  struct hci_fm_tx_rt {
  	__u8    rt_control;
  	__u16	pi;
  	__u8	pty;
  	__u8	rt_len;
  	__u8    rt_data[TX_RT_DATA_LENGTH];
  } __packed;
  
  struct hci_fm_mute_mode_req {
  	__u8	hard_mute;
  	__u8	soft_mute;
  } __packed;
  
  struct hci_fm_stereo_mode_req {
  	__u8    stereo_mode;
  	__u8    sig_blend;
  	__u8    intf_blend;
  	__u8    most_switch;
  } __packed;
  
  struct hci_fm_search_station_req {
  	__u8    srch_mode;
  	__u8    scan_time;
  	__u8    srch_dir;
  } __packed;
  
  struct hci_fm_search_rds_station_req {
  	struct hci_fm_search_station_req srch_station;
  	__u8    srch_pty;
  	__u16   srch_pi;
  } __packed;
  
  struct hci_fm_search_station_list_req {
  	__u8    srch_list_mode;
  	__u8    srch_list_dir;
  	__u32   srch_list_max;
  	__u8    srch_pty;
  } __packed;
  
  struct hci_fm_rds_grp_req {
  	__u32   rds_grp_enable_mask;
  	__u32   rds_buf_size;
  	__u8    en_rds_change_filter;
  } __packed;
  
  struct hci_fm_en_avd_ctrl_req {
  	__u8    no_freqs;
  	__u8    freq_index;
  	__u8    lo_shft;
  	__u16   freq_min;
  	__u16   freq_max;
  } __packed;
  
  struct hci_fm_def_data_rd_req {
  	__u8    mode;
  	__u8    length;
  	__u8    param_len;
  	__u8    param;
  } __packed;
  
  struct hci_fm_def_data_wr_req {
  	__u8    mode;
  	__u8    length;
  	__u8   data[DEFAULT_DATA_SIZE];
  } __packed;
  
  struct hci_fm_riva_data {
  	__u8 subopcode;
  	__u32   start_addr;
  	__u8    length;
  } __packed;
  
  struct hci_fm_riva_poke {
  	struct hci_fm_riva_data cmd_params;
  	__u8    data[MAX_RIVA_PEEK_RSP_SIZE];
  } __packed;
  
  struct hci_fm_ssbi_req {
  	__u16   start_addr;
  	__u8    data;
  } __packed;
  struct hci_fm_ssbi_peek {
  	__u16 start_address;
  } __packed;
  
  struct hci_fm_ch_det_threshold {
  	char sinr;
  	__u8 sinr_samples;
  	__u8 low_th;
  	__u8 high_th;
  
  } __packed;
  
  struct hci_fm_blend_table {
  	__u8 ucBlendType;
  	__u8 ucBlendRampRateUp;
  	__u8 ucBlendDebounceNumSampleUp;
  	__u8 ucBlendDebounceIdxUp;
  	__u8 ucBlendSinrIdxSkipStep;
  	__u8 scBlendSinrHi;
  	__u8 scBlendRmssiHi;
  	__u8 ucBlendIndexHi;
  	__u8 ucBlendIndex[MAX_BLEND_INDEX];
  } __packed;
  
  /*HCI events*/
  #define HCI_EV_TUNE_STATUS              0x01
  #define HCI_EV_RDS_LOCK_STATUS          0x02
  #define HCI_EV_STEREO_STATUS            0x03
  #define HCI_EV_SERVICE_AVAILABLE        0x04
  #define HCI_EV_SEARCH_PROGRESS          0x05
  #define HCI_EV_SEARCH_RDS_PROGRESS      0x06
  #define HCI_EV_SEARCH_LIST_PROGRESS     0x07
  #define HCI_EV_RDS_RX_DATA              0x08
  #define HCI_EV_PROGRAM_SERVICE          0x09
  #define HCI_EV_RADIO_TEXT               0x0A
  #define HCI_EV_FM_AF_LIST               0x0B
  #define HCI_EV_TX_RDS_GRP_AVBLE         0x0C
  #define HCI_EV_TX_RDS_GRP_COMPL         0x0D
  #define HCI_EV_TX_RDS_CONT_GRP_COMPL    0x0E
  #define HCI_EV_CMD_COMPLETE             0x0F
  #define HCI_EV_CMD_STATUS               0x10
  #define HCI_EV_TUNE_COMPLETE            0x11
  #define HCI_EV_SEARCH_COMPLETE          0x12
  #define HCI_EV_SEARCH_RDS_COMPLETE      0x13
  #define HCI_EV_SEARCH_LIST_COMPLETE     0x14
  
  #define HCI_REQ_DONE	  0
  #define HCI_REQ_PEND	  1
  #define HCI_REQ_CANCELED  2
  #define HCI_REQ_STATUS    3
  
  #define MAX_RAW_RDS_GRPS	21
  
  #define RDSGRP_DATA_OFFSET	 0x1
  
  /*RT PLUS*/
  #define DUMMY_CLASS		0
  #define RT_PLUS_LEN_1_TAG	3
  #define RT_ERT_FLAG_BIT		5
  
  /*TAG1*/
  #define TAG1_MSB_OFFSET		3
  #define TAG1_MSB_MASK		7
  #define TAG1_LSB_OFFSET		5
  #define TAG1_POS_MSB_MASK	31
  #define TAG1_POS_MSB_OFFSET	1
  #define TAG1_POS_LSB_OFFSET	7
  #define TAG1_LEN_OFFSET		1
  #define TAG1_LEN_MASK		63
  
  /*TAG2*/
  #define TAG2_MSB_OFFSET		5
  #define TAG2_MSB_MASK		1
  #define TAG2_LSB_OFFSET		3
  #define TAG2_POS_MSB_MASK	7
  #define TAG2_POS_MSB_OFFSET	3
  #define TAG2_POS_LSB_OFFSET	5
  #define TAG2_LEN_MASK		31
  
  #define AGT_MASK		31
  /*Extract 5 left most bits of lsb of 2nd block*/
  #define AGT(x)			(x & AGT_MASK)
  /*16 bits of 4th block*/
  #define AID(lsb, msb)		((msb << 8) | (lsb))
  /*Extract 5 right most bits of msb of 2nd block*/
  #define GTC(blk2msb)		(blk2msb >> 3)
  
  #define GRP_3A			0x6
  #define RT_PLUS_AID		0x4bd7
  
  /*ERT*/
  #define ERT_AID			0x6552
  #define CARRIAGE_RETURN		0x000D
  #define MAX_ERT_SEGMENT		31
  #define ERT_FORMAT_DIR_BIT	1
  
  #define EXTRACT_BIT(data, bit_pos) ((data & (1 << bit_pos)) >> bit_pos)
  
  struct hci_ev_tune_status {
  	__u8    sub_event;
  	__le32  station_freq;
  	__u8    serv_avble;
  	char    rssi;
  	__u8    stereo_prg;
  	__u8    rds_sync_status;
  	__u8    mute_mode;
  	char    sinr;
  	__u8	intf_det_th;
  } __packed;
  
  struct rds_blk_data {
  	__u8	rdsMsb;
  	__u8	rdsLsb;
  	__u8	blockStatus;
  } __packed;
  
  struct rds_grp_data {
  	struct rds_blk_data rdsBlk[4];
  } __packed;
  
  struct hci_ev_rds_rx_data {
  	__u8    num_rds_grps;
  	struct  rds_grp_data rds_grp_data[MAX_RAW_RDS_GRPS];
  } __packed;
  
  struct hci_ev_prg_service {
  	__le16   pi_prg_id;
  	__u8    pty_prg_type;
  	__u8    ta_prg_code_type;
  	__u8    ta_ann_code_flag;
  	__u8    ms_switch_code_flag;
  	__u8    dec_id_ctrl_code_flag;
  	__u8    ps_num;
  	__u8    prg_service_name[119];
  } __packed;
  
  struct hci_ev_radio_text {
  	__le16   pi_prg_id;
  	__u8    pty_prg_type;
  	__u8    ta_prg_code_type;
  	__u8    txt_ab_flag;
  	__u8    radio_txt[64];
  } __packed;
  
  struct hci_ev_af_list {
  	__le32   tune_freq;
  	__le16   pi_code;
  	__u8    af_size;
  	__u8    af_list[FM_AF_LIST_MAX_SIZE];
  } __packed;
  
  struct hci_ev_cmd_complete {
  	__u8    num_hci_cmd_pkts;
  	__le16   cmd_opcode;
  } __packed;
  
  struct hci_ev_cmd_status {
  	__u8    status;
  	__u8    num_hci_cmd_pkts;
  	__le16   status_opcode;
  } __packed;
  
  struct hci_ev_srch_st {
  	__le32    station_freq;
  	__u8    rds_cap;
  	__u8   pty;
  	__le16   status_opcode;
  } __packed;
  
  struct hci_ev_rel_freq {
  	__u8  rel_freq_msb;
  	__u8  rel_freq_lsb;
  
  } __packed;
  struct hci_ev_srch_list_compl {
  	__u8    num_stations_found;
  	struct hci_ev_rel_freq  rel_freq[20];
  } __packed;
  
  /* ----- HCI Event Response ----- */
  struct hci_fm_conf_rsp {
  	__u8    status;
  	struct hci_fm_recv_conf_req recv_conf_rsp;
  } __packed;
  
  struct hci_fm_get_trans_conf_rsp {
  	__u8    status;
  	struct hci_fm_trans_conf_req_struct trans_conf_rsp;
  } __packed;
  struct hci_fm_sig_threshold_rsp {
  	__u8    status;
  	__u8    sig_threshold;
  } __packed;
  
  struct hci_fm_station_rsp {
  	struct hci_ev_tune_status station_rsp;
  } __packed;
  
  struct hci_fm_prgm_srv_rsp {
  	__u8    status;
  	struct hci_ev_prg_service prg_srv;
  } __packed;
  
  struct hci_fm_radio_txt_rsp {
  	__u8    status;
  	struct hci_ev_radio_text rd_txt;
  } __packed;
  
  struct hci_fm_af_list_rsp {
  	__u8    status;
  	struct hci_ev_af_list rd_txt;
  } __packed;
  
  struct hci_fm_data_rd_rsp {
  	__u8    status;
  	__u8    ret_data_len;
  	__u8    data[DEFAULT_DATA_SIZE];
  } __packed;
  
  struct hci_fm_feature_list_rsp {
  	__u8    status;
  	__u8    feature_mask;
  } __packed;
  
  struct hci_fm_dbg_param_rsp {
  	__u8    status;
  	__u8    blend;
  	__u8    soft_mute;
  	__u8    inf_blend;
  	__u8    inf_soft_mute;
  	__u8    pilot_pil;
  	__u8    io_verc;
  	__u8    in_det_out;
  } __packed;
  
  #define CLKSPURID_INDEX0	0
  #define CLKSPURID_INDEX1	5
  #define CLKSPURID_INDEX2	10
  #define CLKSPURID_INDEX3	15
  #define CLKSPURID_INDEX4	20
  #define CLKSPURID_INDEX5	25
  
  #define MAX_SPUR_FREQ_LIMIT	30
  #define CKK_SPUR		0x3B
  #define SPUR_DATA_SIZE		0x4
  #define SPUR_ENTRIES_PER_ID	0x5
  
  #define COMPUTE_SPUR(val)         ((((val) - (76000)) / (50)))
  #define GET_FREQ(val, bit)        ((bit == 1) ? ((val) >> 8) : ((val) & 0xFF))
  #define GET_SPUR_ENTRY_LEVEL(val) ((val) / (5))
  
  struct hci_fm_spur_data {
  	__u32	freq[MAX_SPUR_FREQ_LIMIT];
  	__s8	rmssi[MAX_SPUR_FREQ_LIMIT];
  	__u8	enable[MAX_SPUR_FREQ_LIMIT];
  } __packed;
  
  
  /* HCI dev events */
  #define RADIO_HCI_DEV_REG			1
  #define RADIO_HCI_DEV_WRITE			2
  
  /* FM RDS */
  #define RDS_PTYPE 2
  #define RDS_PID_LOWER 1
  #define RDS_PID_HIGHER 0
  #define RDS_OFFSET 5
  #define RDS_PS_LENGTH_OFFSET 7
  #define RDS_STRING 8
  #define RDS_PS_DATA_OFFSET 8
  #define RDS_CONFIG_OFFSET  3
  #define RDS_AF_JUMP_OFFSET 4
  #define PI_CODE_OFFSET 4
  #define AF_SIZE_OFFSET 6
  #define AF_LIST_OFFSET 7
  #define RT_A_B_FLAG_OFFSET 4
  /*FM states*/
  
  enum radio_state_t {
  	FM_OFF,
  	FM_RECV,
  	FM_TRANS,
  	FM_RESET,
  	FM_CALIB,
  	FM_TURNING_OFF,
  	FM_RECV_TURNING_ON,
  	FM_TRANS_TURNING_ON,
  	FM_MAX_NO_STATES,
  };
  
  enum emphasis_type {
  	FM_RX_EMP75 = 0x0,
  	FM_RX_EMP50 = 0x1
  };
  
  enum channel_space_type {
  	FM_RX_SPACE_200KHZ = 0x0,
  	FM_RX_SPACE_100KHZ = 0x1,
  	FM_RX_SPACE_50KHZ = 0x2
  };
  
  enum high_low_injection {
  	AUTO_HI_LO_INJECTION = 0x0,
  	LOW_SIDE_INJECTION = 0x1,
  	HIGH_SIDE_INJECTION = 0x2
  };
  
  enum fm_rds_type {
  	FM_RX_RDBS_SYSTEM = 0x0,
  	FM_RX_RDS_SYSTEM = 0x1
  };
  
  enum iris_region_t {
  	IRIS_REGION_US,
  	IRIS_REGION_EU,
  	IRIS_REGION_JAPAN,
  	IRIS_REGION_JAPAN_WIDE,
  	IRIS_REGION_OTHER
  };
  
  #define STD_BUF_SIZE        (256)
  
  enum iris_buf_t {
  	IRIS_BUF_SRCH_LIST,
  	IRIS_BUF_EVENTS,
  	IRIS_BUF_RT_RDS,
  	IRIS_BUF_PS_RDS,
  	IRIS_BUF_RAW_RDS,
  	IRIS_BUF_AF_LIST,
  	IRIS_BUF_PEEK,
  	IRIS_BUF_SSBI_PEEK,
  	IRIS_BUF_RDS_CNTRS,
  	IRIS_BUF_RD_DEFAULT,
  	IRIS_BUF_CAL_DATA,
  	IRIS_BUF_RT_PLUS,
  	IRIS_BUF_ERT,
  	IRIS_BUF_SPUR,
  	IRIS_BUF_MAX,
  };
  
  enum iris_xfr_t {
  	IRIS_XFR_SYNC,
  	IRIS_XFR_ERROR,
  	IRIS_XFR_SRCH_LIST,
  	IRIS_XFR_RT_RDS,
  	IRIS_XFR_PS_RDS,
  	IRIS_XFR_AF_LIST,
  	IRIS_XFR_MAX
  };
  
  /* Search options */
  enum search_t {
  	SEEK,
  	SCAN,
  	SCAN_FOR_STRONG,
  	SCAN_FOR_WEAK,
  	RDS_SEEK_PTY,
  	RDS_SCAN_PTY,
  	RDS_SEEK_PI,
  	RDS_AF_JUMP,
  };
  
  enum spur_entry_levels {
  	ENTRY_0,
  	ENTRY_1,
  	ENTRY_2,
  	ENTRY_3,
  	ENTRY_4,
  	ENTRY_5,
  };
  
  /* Band limits */
  #define REGION_US_EU_BAND_LOW              87500
  #define REGION_US_EU_BAND_HIGH             108000
  #define REGION_JAPAN_STANDARD_BAND_LOW     76000
  #define REGION_JAPAN_STANDARD_BAND_HIGH    90000
  #define REGION_JAPAN_WIDE_BAND_LOW         90000
  #define REGION_JAPAN_WIDE_BAND_HIGH        108000
  
  #define SRCH_MODE	0x07
  #define SRCH_DIR	0x08 /* 0-up 1-down */
  #define SCAN_DWELL	0x70
  #define SRCH_ON		0x80
  
  /* I/O Control */
  #define IOC_HRD_MUTE	0x03
  #define IOC_SFT_MUTE	0x01
  #define IOC_MON_STR	0x01
  #define IOC_SIG_BLND	0x01
  #define IOC_INTF_BLND	0x01
  #define IOC_ANTENNA	0x01
  
  /* RDS Control */
  #define RDS_ON		0x01
  #define RDS_BUF_SZ  100
  
  /* constants */
  #define  RDS_BLOCKS_NUM	(4)
  #define BYTES_PER_BLOCK	(3)
  #define MAX_PS_LENGTH	(108)
  #define MAX_RT_LENGTH	(64)
  #define RDS_GRP_CNTR_LEN (36)
  #define RX_RT_DATA_LENGTH (63)
  /* Search direction */
  #define SRCH_DIR_UP		(0)
  #define SRCH_DIR_DOWN		(1)
  
  /*Search RDS stations*/
  #define SEARCH_RDS_STNS_MODE_OFFSET 4
  
  /*Search Station list */
  #define PARAMS_PER_STATION 0x08
  #define STN_NUM_OFFSET     0x01
  #define STN_FREQ_OFFSET    0x02
  #define KHZ_TO_MHZ         1000
  #define GET_MSB(x)((x >> 8) & 0xFF)
  #define GET_LSB(x)((x) & 0xFF)
  
  /* control options */
  #define CTRL_ON			(1)
  #define CTRL_OFF		(0)
  
  /*Diagnostic commands*/
  
  #define RIVA_PEEK_OPCODE 0x0D
  #define RIVA_POKE_OPCODE 0x0C
  
  #define PEEK_DATA_OFSET 0x1
  #define RIVA_PEEK_PARAM     0x6
  #define RIVA_PEEK_LEN_OFSET  0x6
  #define SSBI_PEEK_LEN    0x01
  /*Calibration data*/
  #define PROCS_CALIB_MODE  1
  #define PROCS_CALIB_SIZE  23
  #define DC_CALIB_MODE     2
  #define DC_CALIB_SIZE     48
  #define RSB_CALIB_MODE    3
  #define RSB_CALIB_SIZE    4
  #define CALIB_DATA_OFSET  2
  #define CALIB_MODE_OFSET  1
  #define MAX_CALIB_SIZE 75
  
  /* Channel validity */
  #define INVALID_CHANNEL		(0)
  #define VALID_CHANNEL		(1)
  
  struct hci_fm_set_cal_req_proc {
  	__u8    mode;
  	/*Max process calibration data size*/
  	__u8    data[PROCS_CALIB_SIZE];
  } __packed;
  
  struct hci_fm_set_cal_req_dc {
  	__u8    mode;
  	/*Max DC calibration data size*/
  	__u8    data[DC_CALIB_SIZE];
  } __packed;
  
  struct hci_cc_do_calibration_rsp {
  	__u8 status;
  	__u8 mode;
  	__u8 data[MAX_CALIB_SIZE];
  } __packed;
  
  struct hci_fm_set_spur_table_req {
  	__u8 mode;
  	__u8 no_of_freqs_entries;
  	__u8 spur_data[FM_SPUR_TBL_SIZE];
  } __packed;
  /* Low Power mode*/
  #define SIG_LEVEL_INTR  (1 << 0)
  #define RDS_SYNC_INTR   (1 << 1)
  #define AUDIO_CTRL_INTR (1 << 2)
  #define AF_JUMP_ENABLE  (1 << 4)
  
  #endif
  