107 lines
3.2 KiB
C
107 lines
3.2 KiB
C
/* Copyright (c) 2011-2013, The 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 __Q6_USM_H__
|
|
#define __Q6_USM_H__
|
|
|
|
#include <mach/qdsp6v2/apr_us.h>
|
|
|
|
#define Q6USM_EVENT_UNDEF 0
|
|
#define Q6USM_EVENT_READ_DONE 1
|
|
#define Q6USM_EVENT_WRITE_DONE 2
|
|
#define Q6USM_EVENT_SIGNAL_DETECT_RESULT 3
|
|
|
|
/* cyclic buffer with 1 gap support */
|
|
#define USM_MIN_BUF_CNT 3
|
|
|
|
#define FORMAT_USPS_EPOS 0x00000000
|
|
#define FORMAT_USRAW 0x00000001
|
|
#define FORMAT_USPROX 0x00000002
|
|
#define INVALID_FORMAT 0xffffffff
|
|
|
|
#define IN 0x000
|
|
#define OUT 0x001
|
|
|
|
#define USM_WRONG_TOKEN 0xffffffff
|
|
#define USM_UNDEF_TOKEN 0xfffffffe
|
|
|
|
#define CMD_CLOSE 0x0004
|
|
|
|
/* bit 0:1 represents priority of stream */
|
|
#define STREAM_PRIORITY_NORMAL 0x0000
|
|
#define STREAM_PRIORITY_LOW 0x0001
|
|
#define STREAM_PRIORITY_HIGH 0x0002
|
|
|
|
/* bit 4 represents META enable of encoded data buffer */
|
|
#define BUFFER_META_ENABLE 0x0010
|
|
|
|
struct us_port_data {
|
|
dma_addr_t phys;
|
|
/* cyclic region of buffers with 1 gap */
|
|
void *data;
|
|
/* number of buffers in the region */
|
|
uint32_t buf_cnt;
|
|
/* size of buffer */
|
|
uint32_t buf_size;
|
|
/* write index */
|
|
uint32_t dsp_buf;
|
|
/* read index */
|
|
uint32_t cpu_buf;
|
|
/* expected token from dsp */
|
|
uint32_t expected_token;
|
|
/* read or write locks */
|
|
struct mutex lock;
|
|
spinlock_t dsp_lock;
|
|
/* extended parameters, related to q6 variants */
|
|
void *ext;
|
|
};
|
|
|
|
struct us_client {
|
|
int session;
|
|
/* idx:1 out port, 0: in port*/
|
|
struct us_port_data port[2];
|
|
|
|
struct apr_svc *apr;
|
|
struct mutex cmd_lock;
|
|
|
|
atomic_t cmd_state;
|
|
atomic_t eos_state;
|
|
wait_queue_head_t cmd_wait;
|
|
|
|
void (*cb)(uint32_t, uint32_t, uint32_t *, void *);
|
|
void *priv;
|
|
};
|
|
|
|
int q6usm_run(struct us_client *usc, uint32_t flags,
|
|
uint32_t msw_ts, uint32_t lsw_ts);
|
|
int q6usm_cmd(struct us_client *usc, int cmd);
|
|
int q6usm_us_client_buf_alloc(unsigned int dir, struct us_client *usc,
|
|
unsigned int bufsz, unsigned int bufcnt);
|
|
int q6usm_enc_cfg_blk(struct us_client *usc, struct us_encdec_cfg *us_cfg);
|
|
int q6usm_dec_cfg_blk(struct us_client *usc, struct us_encdec_cfg *us_cfg);
|
|
int q6usm_read(struct us_client *usc, uint32_t read_ind);
|
|
struct us_client *q6usm_us_client_alloc(
|
|
void (*cb)(uint32_t, uint32_t, uint32_t *, void *),
|
|
void *priv);
|
|
int q6usm_open_read(struct us_client *usc, uint32_t format);
|
|
void q6usm_us_client_free(struct us_client *usc);
|
|
uint32_t q6usm_get_virtual_address(int dir, struct us_client *usc,
|
|
struct vm_area_struct *vms);
|
|
int q6usm_open_write(struct us_client *usc, uint32_t format);
|
|
int q6usm_write(struct us_client *usc, uint32_t write_ind);
|
|
bool q6usm_is_write_buf_full(struct us_client *usc, uint32_t *free_region);
|
|
int q6usm_set_us_detection(struct us_client *usc,
|
|
struct usm_session_cmd_detect_info *detect_info,
|
|
uint16_t detect_info_size);
|
|
|
|
#endif /* __Q6_USM_H__ */
|