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/*
* Copyright (c) 2013, Linux Foundation. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 and
* only 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.
*/
#ifndef __Q6LSM_H__
#define __Q6LSM_H__
#include <linux/list.h>
#include <linux/msm_ion.h>
#include <sound/apr_audio-v2.h>
#include <sound/lsm_params.h>
#include <mach/qdsp6v2/apr.h>
#include <mach/msm_subsystem_map.h>
typedef void (*app_cb)(uint32_t opcode, uint32_t token,
uint32_t *payload, void *priv);
struct lsm_sound_model {
dma_addr_t phys;
void *data;
uint32_t size; /* size of buffer */
uint32_t actual_size; /* actual number of bytes read by DSP */
struct ion_handle *handle;
struct ion_client *client;
uint32_t mem_map_handle;
};
struct lsm_client {
int session;
app_cb cb;
atomic_t cmd_state;
void *priv;
struct apr_svc *apr;
struct apr_svc *mmap_apr;
struct mutex cmd_lock;
struct lsm_sound_model sound_model;
wait_queue_head_t cmd_wait;
uint16_t mode;
uint16_t connect_to_port;
uint16_t user_sensitivity;
uint16_t kw_sensitivity;
bool started;
};
struct lsm_stream_cmd_open_tx {
struct apr_hdr hdr;
uint16_t app_id;
uint16_t reserved;
uint32_t sampling_rate;
} __packed;
struct lsm_param_payload_common {
uint32_t module_id;
uint32_t param_id;
uint16_t param_size;
uint16_t reserved;
} __packed;
struct lsm_param_op_mode {
struct lsm_param_payload_common common;
uint32_t minor_version;
uint16_t mode;
uint16_t reserved;
} __packed;
struct lsm_param_connect_to_port {
struct lsm_param_payload_common common;
uint32_t minor_version;
/* AFE port id that receives voice wake up data */
uint16_t port_id;
uint16_t reserved;
} __packed;
struct lsm_param_kw_detect_sensitivity {
struct lsm_param_payload_common common;
uint32_t minor_version;
/* scale factor to change the keyword confidence thresholds */
uint16_t keyword_sensitivity;
uint16_t reserved;
} __packed;
struct lsm_param_user_detect_sensitivity {
struct lsm_param_payload_common common;
uint32_t minor_version;
/* scale factor to change the user confidence thresholds */
uint16_t user_sensitivity;
uint16_t reserved;
} __packed;
struct lsm_params_payload {
struct lsm_param_connect_to_port connect_to_port;
struct lsm_param_op_mode op_mode;
struct lsm_param_kw_detect_sensitivity kwds;
struct lsm_param_user_detect_sensitivity uds;
} __packed;
struct lsm_cmd_set_params {
struct apr_hdr hdr;
uint32_t data_payload_size;
uint32_t data_payload_addr_lsw;
uint32_t data_payload_addr_msw;
uint32_t mem_map_handle;
struct lsm_params_payload payload;
} __packed;
struct lsm_cmd_reg_snd_model {
struct apr_hdr hdr;
uint32_t model_size;
uint32_t model_addr_lsw;
uint32_t model_addr_msw;
uint32_t mem_map_handle;
} __packed;
struct lsm_client *q6lsm_client_alloc(app_cb cb, void *priv);
void q6lsm_client_free(struct lsm_client *client);
int q6lsm_open(struct lsm_client *client);
int q6lsm_start(struct lsm_client *client, bool wait);
int q6lsm_stop(struct lsm_client *client, bool wait);
int q6lsm_snd_model_buf_alloc(struct lsm_client *client, uint32_t len);
int q6lsm_close(struct lsm_client *client);
int q6lsm_register_sound_model(struct lsm_client *client,
enum lsm_detection_mode mode, u16 minkeyword,
u16 minuser, bool detectfailure);
int q6lsm_deregister_sound_model(struct lsm_client *client);
#endif /* __Q6LSM_H__ */