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/*
* Copyright (c) 2013-2014, 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 __CPE_CORE_H__
#define __CPE_CORE_H__
#include <linux/types.h>
#include <linux/wait.h>
#include <linux/msm_ion.h>
#include <linux/dma-mapping.h>
#include <sound/lsm_params.h>
#include <linux/mfd/wcd9xxx/wcd9xxx-slimslave.h>
enum {
CMD_INIT_STATE = 0,
CMD_SENT,
CMD_RESP_RCVD,
};
struct wcd_cpe_afe_port_cfg {
u8 port_id;
u16 bit_width;
u16 num_channels;
u32 sample_rate;
};
enum wcd_cpe_lab_thread {
MSM_LSM_LAB_THREAD_STOP,
MSM_LSM_LAB_THREAD_RUNNING,
MSM_LSM_LAB_THREAD_ERROR,
};
struct wcd_cpe_data_pcm_buf {
u8 *mem;
phys_addr_t phys;
};
struct wcd_cpe_lab_hw_params {
u16 sample_rate;
u16 sample_size;
u32 buf_sz;
u32 period_count;
};
struct wcd_cpe_lsm_lab {
u32 lab_enable;
void *slim_handle;
void *core_handle;
atomic_t in_count;
atomic_t abort_read;
u32 dma_write;
u32 buf_idx;
u32 pcm_size;
enum wcd_cpe_lab_thread thread_status;
struct cpe_lsm_session *lsm_s;
struct snd_pcm_substream *substream;
struct wcd_cpe_lab_hw_params hw_params;
struct wcd_cpe_data_pcm_buf *pcm_buf;
wait_queue_head_t period_wait;
};
struct cpe_lsm_session {
/* sound model related */
void *snd_model_data;
u8 *conf_levels;
void *cmi_reg_handle;
void *priv_d;
void (*event_cb) (void *priv_data,
u8 detect_status,
u8 size, u8 *payload);
struct completion cmd_comp;
struct wcd_cpe_afe_port_cfg afe_port_cfg;
struct mutex lsm_lock;
u32 snd_model_size;
u32 lsm_mem_handle;
u16 cmd_err_code;
u8 id;
u8 num_confidence_levels;
struct task_struct *lsm_lab_thread;
struct wcd_cpe_lsm_lab lab;
};
struct wcd_cpe_afe_ops {
int (*afe_set_params) (void *core_handle,
struct wcd_cpe_afe_port_cfg *cfg);
int (*afe_port_start) (void *core_handle,
struct wcd_cpe_afe_port_cfg *cfg);
int (*afe_port_stop) (void *core_handle,
struct wcd_cpe_afe_port_cfg *cfg);
int (*afe_port_suspend) (void *core_handle,
struct wcd_cpe_afe_port_cfg *cfg);
int (*afe_port_resume) (void *core_handle,
struct wcd_cpe_afe_port_cfg *cfg);
};
struct wcd_cpe_lsm_ops {
struct cpe_lsm_session *(*lsm_alloc_session)
(void *core_handle, void *lsm_priv_d,
void (*event_cb) (void *priv_data,
u8 detect_status,
u8 size, u8 *payload));
int (*lsm_dealloc_session)
(void *core_handle, struct cpe_lsm_session *);
int (*lsm_open_tx) (void *core_handle,
struct cpe_lsm_session *, u16, u16);
int (*lsm_close_tx) (void *core_handle,
struct cpe_lsm_session *);
int (*lsm_shmem_alloc) (void *core_handle,
struct cpe_lsm_session *, u32 size);
int (*lsm_shmem_dealloc) (void *core_handle,
struct cpe_lsm_session *);
int (*lsm_register_snd_model) (void *core_handle,
struct cpe_lsm_session *,
enum lsm_detection_mode, bool);
int (*lsm_deregister_snd_model) (void *core_handle,
struct cpe_lsm_session *);
int (*lsm_start) (void *core_handle,
struct cpe_lsm_session *);
int (*lsm_stop) (void *core_handle,
struct cpe_lsm_session *);
int (*lsm_lab_control)(void *core_handle,
struct cpe_lsm_session *session,
u32 bufsz, u32 bufcnt,
bool enable);
int (*lsm_lab_stop)(void *core_handle, struct cpe_lsm_session *session);
int (*lsm_lab_data_channel_open)(void *core_handle,
struct cpe_lsm_session *session);
int (*lsm_lab_data_channel_read_status)(void *core_handle,
struct cpe_lsm_session *session,
phys_addr_t phys, u32 *len);
int (*lsm_lab_data_channel_read)(void *core_handle,
struct cpe_lsm_session *session,
phys_addr_t phys, u8 *mem,
u32 read_len);
int (*lsm_set_data) (void *core_handle,
struct cpe_lsm_session *session,
enum lsm_detection_mode detect_mode,
bool detect_failure);
};
int wcd_cpe_get_lsm_ops(struct wcd_cpe_lsm_ops *);
int wcd_cpe_get_afe_ops(struct wcd_cpe_afe_ops *);
void *wcd_cpe_get_core_handle(struct snd_soc_codec *);
#endif
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