include/media/radio-iris.h - kernel/msm - Gitiles

 /*
  *
  * Copyright (c) 2011-2012 Code Aurora Forum. All rights reserved.
  *
  * This file is based on include/net/bluetooth/hci_core.h
  *
  * Written 2000,2001 by Maxim Krasnyansky <maxk@qualcomm.com>
  *
  * 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;
  *
  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT OF THIRD PARTY RIGHTS.
  * IN NO EVENT SHALL THE COPYRIGHT HOLDER(S) AND AUTHOR(S) BE LIABLE FOR ANY
  * CLAIM, OR ANY SPECIAL INDIRECT OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES
  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  *
  * ALL LIABILITY, INCLUDING LIABILITY FOR INFRINGEMENT OF ANY PATENTS,
  * COPYRIGHTS, TRADEMARKS OR OTHER RIGHTS, RELATING TO USE OF THIS
  * SOFTWARE IS DISCLAIMED.
  */

 #ifndef __RADIO_HCI_CORE_H
 #define __RADIO_HCI_CORE_H

 #include <linux/skbuff.h>
 #include <linux/interrupt.h>
 #include <linux/mutex.h>
 #include <linux/atomic.h>

 /* ---- 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
 /* HCI timeouts */
 #define RADIO_HCI_TIMEOUT	(10000)	/* 10 seconds */

 #define TUNE_PARAM 16
 struct radio_hci_command_hdr {
 	__le16	opcode;		/* OCF & OGF */
 	__u8	plen;
 } __packed;

 struct radio_hci_event_hdr {
 	__u8	evt;
 	__u8	plen;
 } __packed;

 struct radio_hci_dev {
 	char		name[8];
 	unsigned long	flags;
 	__u16		id;
 	__u8		bus;
 	__u8		dev_type;
 	__u8		dev_name[248];
 	__u8		dev_class[3];
 	__u8		features[8];
 	__u8		commands[64];

 	unsigned int	data_block_len;
 	unsigned long	cmd_last_tx;

 	struct sk_buff		*sent_cmd;

 	__u32			req_status;
 	__u32			req_result;
 	atomic_t	cmd_cnt;

 	struct tasklet_struct	cmd_task;
 	struct tasklet_struct	rx_task;
 	struct tasklet_struct	tx_task;

 	struct sk_buff_head	rx_q;
 	struct sk_buff_head	raw_q;
 	struct sk_buff_head	cmd_q;

 	struct mutex		req_lock;
 	wait_queue_head_t	req_wait_q;

 	int (*open)(struct radio_hci_dev *hdev);
 	int (*close)(struct radio_hci_dev *hdev);
 	int (*flush)(struct radio_hci_dev *hdev);
 	int (*send)(struct sk_buff *skb);
 	void (*destruct)(struct radio_hci_dev *hdev);
 	void (*notify)(struct radio_hci_dev *hdev, unsigned int evt);
 };

 int radio_hci_register_dev(struct radio_hci_dev *hdev);
 int radio_hci_unregister_dev(struct radio_hci_dev *hdev);
 int radio_hci_recv_frame(struct sk_buff *skb);
 int radio_hci_send_cmd(struct radio_hci_dev *hdev, __u16 opcode, __u32 plen,
 	void *param);
 void radio_hci_event_packet(struct radio_hci_dev *hdev, struct sk_buff *skb);

 /* 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
 /* 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

 /*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

 /* 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;

 /*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

 struct hci_ev_tune_status {
 	__u8    sub_event;
 	__le32  station_freq;
 	__u8    serv_avble;
 	__u8    rssi;
 	__u8    stereo_prg;
 	__u8    rds_sync_status;
 	__u8    mute_mode;
 	char    sinr;
 	__u8	intf_det_th;
 } __packed;

 struct hci_ev_rds_rx_data {
 	__u8    num_rds_grps;
 	__u8    rds_grp_data[12];
 } __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[25];
 } __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

 #define hci_req_lock(d)		mutex_lock(&d->req_lock)
 #define hci_req_unlock(d)	mutex_unlock(&d->req_lock)

 /* 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
 /*FM states*/

 enum radio_state_t {
 	FM_OFF,
 	FM_RECV,
 	FM_TRANS,
 	FM_RESET,
 	FM_CALIB
 };

 enum v4l2_cid_private_iris_t {
 	V4L2_CID_PRIVATE_IRIS_SRCHMODE = (0x08000000 + 1),
 	V4L2_CID_PRIVATE_IRIS_SCANDWELL,
 	V4L2_CID_PRIVATE_IRIS_SRCHON,
 	V4L2_CID_PRIVATE_IRIS_STATE,
 	V4L2_CID_PRIVATE_IRIS_TRANSMIT_MODE,
 	V4L2_CID_PRIVATE_IRIS_RDSGROUP_MASK,
 	V4L2_CID_PRIVATE_IRIS_REGION,
 	V4L2_CID_PRIVATE_IRIS_SIGNAL_TH,
 	V4L2_CID_PRIVATE_IRIS_SRCH_PTY,
 	V4L2_CID_PRIVATE_IRIS_SRCH_PI,
 	V4L2_CID_PRIVATE_IRIS_SRCH_CNT,
 	V4L2_CID_PRIVATE_IRIS_EMPHASIS,
 	V4L2_CID_PRIVATE_IRIS_RDS_STD,
 	V4L2_CID_PRIVATE_IRIS_SPACING,
 	V4L2_CID_PRIVATE_IRIS_RDSON,
 	V4L2_CID_PRIVATE_IRIS_RDSGROUP_PROC,
 	V4L2_CID_PRIVATE_IRIS_LP_MODE,
 	V4L2_CID_PRIVATE_IRIS_ANTENNA,
 	V4L2_CID_PRIVATE_IRIS_RDSD_BUF,
 	V4L2_CID_PRIVATE_IRIS_PSALL,  /*0x8000014*/

 	/*v4l2 Tx controls*/
 	V4L2_CID_PRIVATE_IRIS_TX_SETPSREPEATCOUNT,
 	V4L2_CID_PRIVATE_IRIS_STOP_RDS_TX_PS_NAME,
 	V4L2_CID_PRIVATE_IRIS_STOP_RDS_TX_RT,
 	V4L2_CID_PRIVATE_IRIS_IOVERC,
 	V4L2_CID_PRIVATE_IRIS_INTDET,
 	V4L2_CID_PRIVATE_IRIS_MPX_DCC,
 	V4L2_CID_PRIVATE_IRIS_AF_JUMP,
 	V4L2_CID_PRIVATE_IRIS_RSSI_DELTA,
 	V4L2_CID_PRIVATE_IRIS_HLSI, /*0x800001d*/

 	/*Diagnostic commands*/
 	V4L2_CID_PRIVATE_IRIS_SOFT_MUTE,
 	V4L2_CID_PRIVATE_IRIS_RIVA_ACCS_ADDR,
 	V4L2_CID_PRIVATE_IRIS_RIVA_ACCS_LEN,
 	V4L2_CID_PRIVATE_IRIS_RIVA_PEEK,
 	V4L2_CID_PRIVATE_IRIS_RIVA_POKE,
 	V4L2_CID_PRIVATE_IRIS_SSBI_ACCS_ADDR,
 	V4L2_CID_PRIVATE_IRIS_SSBI_PEEK,
 	V4L2_CID_PRIVATE_IRIS_SSBI_POKE,
 	V4L2_CID_PRIVATE_IRIS_TX_TONE,
 	V4L2_CID_PRIVATE_IRIS_RDS_GRP_COUNTERS,
 	V4L2_CID_PRIVATE_IRIS_SET_NOTCH_FILTER, /* 0x8000028 */
 	V4L2_CID_PRIVATE_IRIS_SET_AUDIO_PATH, /* TAVARUA specific command */
 	V4L2_CID_PRIVATE_IRIS_DO_CALIBRATION,
 	V4L2_CID_PRIVATE_IRIS_SRCH_ALGORITHM, /* TAVARUA specific command */
 	V4L2_CID_PRIVATE_IRIS_GET_SINR,
 	V4L2_CID_PRIVATE_INTF_LOW_THRESHOLD,
 	V4L2_CID_PRIVATE_INTF_HIGH_THRESHOLD,
 	V4L2_CID_PRIVATE_SINR_THRESHOLD,
 	V4L2_CID_PRIVATE_SINR_SAMPLES,
 	V4L2_CID_PRIVATE_SPUR_FREQ,
 	V4L2_CID_PRIVATE_SPUR_FREQ_RMSSI,
 	V4L2_CID_PRIVATE_SPUR_SELECTION,
 	V4L2_CID_PRIVATE_UPDATE_SPUR_TABLE,
 	V4L2_CID_PRIVATE_VALID_CHANNEL,

 	/*using private CIDs under userclass*/
 	V4L2_CID_PRIVATE_IRIS_READ_DEFAULT = 0x00980928,
 	V4L2_CID_PRIVATE_IRIS_WRITE_DEFAULT,
 	V4L2_CID_PRIVATE_IRIS_SET_CALIBRATION,
 };


 enum iris_evt_t {
 	IRIS_EVT_RADIO_READY,
 	IRIS_EVT_TUNE_SUCC,
 	IRIS_EVT_SEEK_COMPLETE,
 	IRIS_EVT_SCAN_NEXT,
 	IRIS_EVT_NEW_RAW_RDS,
 	IRIS_EVT_NEW_RT_RDS,
 	IRIS_EVT_NEW_PS_RDS,
 	IRIS_EVT_ERROR,
 	IRIS_EVT_BELOW_TH,
 	IRIS_EVT_ABOVE_TH,
 	IRIS_EVT_STEREO,
 	IRIS_EVT_MONO,
 	IRIS_EVT_RDS_AVAIL,
 	IRIS_EVT_RDS_NOT_AVAIL,
 	IRIS_EVT_NEW_SRCH_LIST,
 	IRIS_EVT_NEW_AF_LIST,
 	IRIS_EVT_TXRDSDAT,
 	IRIS_EVT_TXRDSDONE,
 	IRIS_EVT_RADIO_DISABLED
 };
 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        (128)

 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_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
 };

 #undef FMDBG
 #ifdef FM_DEBUG
 #define FMDBG(fmt, args...) pr_info("iris_radio: " fmt, ##args)
 #else
 #define FMDBG(fmt, args...)
 #endif

 #undef FMDERR
 #define FMDERR(fmt, args...) pr_err("iris_radio: " fmt, ##args)

 /* 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;

 /* 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)

 int hci_def_data_read(struct hci_fm_def_data_rd_req *arg,
 	struct radio_hci_dev *hdev);
 int hci_def_data_write(struct hci_fm_def_data_wr_req *arg,
 	struct radio_hci_dev *hdev);
 int hci_fm_do_calibration(__u8 *arg, struct radio_hci_dev *hdev);
 int hci_fm_do_calibration(__u8 *arg, struct radio_hci_dev *hdev);

 #endif /* __RADIO_HCI_CORE_H */
	/*
	*
	* Copyright (c) 2011-2012 Code Aurora Forum. All rights reserved.
	*
	* This file is based on include/net/bluetooth/hci_core.h
	*
	* Written 2000,2001 by Maxim Krasnyansky <maxk@qualcomm.com>
	*
	* 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;
	*
	* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
	* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
	* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT OF THIRD PARTY RIGHTS.
	* IN NO EVENT SHALL THE COPYRIGHT HOLDER(S) AND AUTHOR(S) BE LIABLE FOR ANY
	* CLAIM, OR ANY SPECIAL INDIRECT OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES
	* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
	* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
	* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
	*
	* ALL LIABILITY, INCLUDING LIABILITY FOR INFRINGEMENT OF ANY PATENTS,
	* COPYRIGHTS, TRADEMARKS OR OTHER RIGHTS, RELATING TO USE OF THIS
	* SOFTWARE IS DISCLAIMED.
	*/

	#ifndef __RADIO_HCI_CORE_H
	#define __RADIO_HCI_CORE_H

	#include <linux/skbuff.h>
	#include <linux/interrupt.h>
	#include <linux/mutex.h>
	#include <linux/atomic.h>

	/* ---- 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
	/* HCI timeouts */
	#define RADIO_HCI_TIMEOUT (10000) /* 10 seconds */

	#define TUNE_PARAM 16
	struct radio_hci_command_hdr {
	__le16 opcode; /* OCF & OGF */
	__u8 plen;
	} __packed;

	struct radio_hci_event_hdr {
	__u8 evt;
	__u8 plen;
	} __packed;

	struct radio_hci_dev {
	char name[8];
	unsigned long flags;
	__u16 id;
	__u8 bus;
	__u8 dev_type;
	__u8 dev_name[248];
	__u8 dev_class[3];
	__u8 features[8];
	__u8 commands[64];

	unsigned int data_block_len;
	unsigned long cmd_last_tx;

	struct sk_buff *sent_cmd;

	__u32 req_status;
	__u32 req_result;
	atomic_t cmd_cnt;

	struct tasklet_struct cmd_task;
	struct tasklet_struct rx_task;
	struct tasklet_struct tx_task;

	struct sk_buff_head rx_q;
	struct sk_buff_head raw_q;
	struct sk_buff_head cmd_q;

	struct mutex req_lock;
	wait_queue_head_t req_wait_q;

	int (open)(struct radio_hci_dev hdev);
	int (close)(struct radio_hci_dev hdev);
	int (flush)(struct radio_hci_dev hdev);
	int (send)(struct sk_buff skb);
	void (destruct)(struct radio_hci_dev hdev);
	void (notify)(struct radio_hci_dev hdev, unsigned int evt);
	};

	int radio_hci_register_dev(struct radio_hci_dev *hdev);
	int radio_hci_unregister_dev(struct radio_hci_dev *hdev);
	int radio_hci_recv_frame(struct sk_buff *skb);
	int radio_hci_send_cmd(struct radio_hci_dev *hdev, __u16 opcode, __u32 plen,
	void *param);
	void radio_hci_event_packet(struct radio_hci_dev hdev, struct sk_buff skb);

	/* 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
	/* 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

	/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

	/* 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;

	/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

	struct hci_ev_tune_status {
	__u8 sub_event;
	__le32 station_freq;
	__u8 serv_avble;
	__u8 rssi;
	__u8 stereo_prg;
	__u8 rds_sync_status;
	__u8 mute_mode;
	char sinr;
	__u8 intf_det_th;
	} __packed;

	struct hci_ev_rds_rx_data {
	__u8 num_rds_grps;
	__u8 rds_grp_data[12];
	} __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[25];
	} __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

	#define hci_req_lock(d) mutex_lock(&d->req_lock)
	#define hci_req_unlock(d) mutex_unlock(&d->req_lock)

	/* 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
	/FM states/

	enum radio_state_t {
	FM_OFF,
	FM_RECV,
	FM_TRANS,
	FM_RESET,
	FM_CALIB
	};

	enum v4l2_cid_private_iris_t {
	V4L2_CID_PRIVATE_IRIS_SRCHMODE = (0x08000000 + 1),
	V4L2_CID_PRIVATE_IRIS_SCANDWELL,
	V4L2_CID_PRIVATE_IRIS_SRCHON,
	V4L2_CID_PRIVATE_IRIS_STATE,
	V4L2_CID_PRIVATE_IRIS_TRANSMIT_MODE,
	V4L2_CID_PRIVATE_IRIS_RDSGROUP_MASK,
	V4L2_CID_PRIVATE_IRIS_REGION,
	V4L2_CID_PRIVATE_IRIS_SIGNAL_TH,
	V4L2_CID_PRIVATE_IRIS_SRCH_PTY,
	V4L2_CID_PRIVATE_IRIS_SRCH_PI,
	V4L2_CID_PRIVATE_IRIS_SRCH_CNT,
	V4L2_CID_PRIVATE_IRIS_EMPHASIS,
	V4L2_CID_PRIVATE_IRIS_RDS_STD,
	V4L2_CID_PRIVATE_IRIS_SPACING,
	V4L2_CID_PRIVATE_IRIS_RDSON,
	V4L2_CID_PRIVATE_IRIS_RDSGROUP_PROC,
	V4L2_CID_PRIVATE_IRIS_LP_MODE,
	V4L2_CID_PRIVATE_IRIS_ANTENNA,
	V4L2_CID_PRIVATE_IRIS_RDSD_BUF,
	V4L2_CID_PRIVATE_IRIS_PSALL, /0x8000014/

	/v4l2 Tx controls/
	V4L2_CID_PRIVATE_IRIS_TX_SETPSREPEATCOUNT,
	V4L2_CID_PRIVATE_IRIS_STOP_RDS_TX_PS_NAME,
	V4L2_CID_PRIVATE_IRIS_STOP_RDS_TX_RT,
	V4L2_CID_PRIVATE_IRIS_IOVERC,
	V4L2_CID_PRIVATE_IRIS_INTDET,
	V4L2_CID_PRIVATE_IRIS_MPX_DCC,
	V4L2_CID_PRIVATE_IRIS_AF_JUMP,
	V4L2_CID_PRIVATE_IRIS_RSSI_DELTA,
	V4L2_CID_PRIVATE_IRIS_HLSI, /0x800001d/

	/Diagnostic commands/
	V4L2_CID_PRIVATE_IRIS_SOFT_MUTE,
	V4L2_CID_PRIVATE_IRIS_RIVA_ACCS_ADDR,
	V4L2_CID_PRIVATE_IRIS_RIVA_ACCS_LEN,
	V4L2_CID_PRIVATE_IRIS_RIVA_PEEK,
	V4L2_CID_PRIVATE_IRIS_RIVA_POKE,
	V4L2_CID_PRIVATE_IRIS_SSBI_ACCS_ADDR,
	V4L2_CID_PRIVATE_IRIS_SSBI_PEEK,
	V4L2_CID_PRIVATE_IRIS_SSBI_POKE,
	V4L2_CID_PRIVATE_IRIS_TX_TONE,
	V4L2_CID_PRIVATE_IRIS_RDS_GRP_COUNTERS,
	V4L2_CID_PRIVATE_IRIS_SET_NOTCH_FILTER, /* 0x8000028 */
	V4L2_CID_PRIVATE_IRIS_SET_AUDIO_PATH, /* TAVARUA specific command */
	V4L2_CID_PRIVATE_IRIS_DO_CALIBRATION,
	V4L2_CID_PRIVATE_IRIS_SRCH_ALGORITHM, /* TAVARUA specific command */
	V4L2_CID_PRIVATE_IRIS_GET_SINR,
	V4L2_CID_PRIVATE_INTF_LOW_THRESHOLD,
	V4L2_CID_PRIVATE_INTF_HIGH_THRESHOLD,
	V4L2_CID_PRIVATE_SINR_THRESHOLD,
	V4L2_CID_PRIVATE_SINR_SAMPLES,
	V4L2_CID_PRIVATE_SPUR_FREQ,
	V4L2_CID_PRIVATE_SPUR_FREQ_RMSSI,
	V4L2_CID_PRIVATE_SPUR_SELECTION,
	V4L2_CID_PRIVATE_UPDATE_SPUR_TABLE,
	V4L2_CID_PRIVATE_VALID_CHANNEL,

	/using private CIDs under userclass/
	V4L2_CID_PRIVATE_IRIS_READ_DEFAULT = 0x00980928,
	V4L2_CID_PRIVATE_IRIS_WRITE_DEFAULT,
	V4L2_CID_PRIVATE_IRIS_SET_CALIBRATION,
	};


	enum iris_evt_t {
	IRIS_EVT_RADIO_READY,
	IRIS_EVT_TUNE_SUCC,
	IRIS_EVT_SEEK_COMPLETE,
	IRIS_EVT_SCAN_NEXT,
	IRIS_EVT_NEW_RAW_RDS,
	IRIS_EVT_NEW_RT_RDS,
	IRIS_EVT_NEW_PS_RDS,
	IRIS_EVT_ERROR,
	IRIS_EVT_BELOW_TH,
	IRIS_EVT_ABOVE_TH,
	IRIS_EVT_STEREO,
	IRIS_EVT_MONO,
	IRIS_EVT_RDS_AVAIL,
	IRIS_EVT_RDS_NOT_AVAIL,
	IRIS_EVT_NEW_SRCH_LIST,
	IRIS_EVT_NEW_AF_LIST,
	IRIS_EVT_TXRDSDAT,
	IRIS_EVT_TXRDSDONE,
	IRIS_EVT_RADIO_DISABLED
	};
	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 (128)

	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_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
	};

	#undef FMDBG
	#ifdef FM_DEBUG
	#define FMDBG(fmt, args...) pr_info("iris_radio: " fmt, ##args)
	#else
	#define FMDBG(fmt, args...)
	#endif

	#undef FMDERR
	#define FMDERR(fmt, args...) pr_err("iris_radio: " fmt, ##args)

	/* 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;

	/* 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)

	int hci_def_data_read(struct hci_fm_def_data_rd_req *arg,
	struct radio_hci_dev *hdev);
	int hci_def_data_write(struct hci_fm_def_data_wr_req *arg,
	struct radio_hci_dev *hdev);
	int hci_fm_do_calibration(__u8 arg, struct radio_hci_dev hdev);
	int hci_fm_do_calibration(__u8 arg, struct radio_hci_dev hdev);

	#endif /* __RADIO_HCI_CORE_H */