mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
synced 2024-12-23 13:32:50 +07:00
70 lines
2.5 KiB
C
70 lines
2.5 KiB
C
/*
|
|
* Intel Baytrail SST IPC Support
|
|
* Copyright (c) 2014, Intel Corporation.
|
|
*
|
|
* This program is free software; you can redistribute it and/or modify it
|
|
* under the terms and conditions of the GNU General Public License,
|
|
* version 2, as published by the Free Software Foundation.
|
|
*
|
|
* This program is distributed in the hope 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 __SST_BYT_IPC_H
|
|
#define __SST_BYT_IPC_H
|
|
|
|
#include <linux/types.h>
|
|
|
|
struct sst_byt;
|
|
struct sst_byt_stream;
|
|
struct sst_pdata;
|
|
extern struct sst_ops sst_byt_ops;
|
|
|
|
|
|
#define SST_BYT_MAILBOX_OFFSET 0x144000
|
|
#define SST_BYT_TIMESTAMP_OFFSET (SST_BYT_MAILBOX_OFFSET + 0x800)
|
|
|
|
/**
|
|
* Upfront defined maximum message size that is
|
|
* expected by the in/out communication pipes in FW.
|
|
*/
|
|
#define SST_BYT_IPC_MAX_PAYLOAD_SIZE 200
|
|
|
|
/* stream API */
|
|
struct sst_byt_stream *sst_byt_stream_new(struct sst_byt *byt, int id,
|
|
uint32_t (*get_write_position)(struct sst_byt_stream *stream,
|
|
void *data),
|
|
void *data);
|
|
|
|
/* stream configuration */
|
|
int sst_byt_stream_set_bits(struct sst_byt *byt, struct sst_byt_stream *stream,
|
|
int bits);
|
|
int sst_byt_stream_set_channels(struct sst_byt *byt,
|
|
struct sst_byt_stream *stream, u8 channels);
|
|
int sst_byt_stream_set_rate(struct sst_byt *byt, struct sst_byt_stream *stream,
|
|
unsigned int rate);
|
|
int sst_byt_stream_type(struct sst_byt *byt, struct sst_byt_stream *stream,
|
|
int codec_type, int stream_type, int operation);
|
|
int sst_byt_stream_buffer(struct sst_byt *byt, struct sst_byt_stream *stream,
|
|
uint32_t buffer_addr, uint32_t buffer_size);
|
|
int sst_byt_stream_commit(struct sst_byt *byt, struct sst_byt_stream *stream);
|
|
int sst_byt_stream_free(struct sst_byt *byt, struct sst_byt_stream *stream);
|
|
|
|
/* stream ALSA trigger operations */
|
|
int sst_byt_stream_start(struct sst_byt *byt, struct sst_byt_stream *stream);
|
|
int sst_byt_stream_stop(struct sst_byt *byt, struct sst_byt_stream *stream);
|
|
int sst_byt_stream_pause(struct sst_byt *byt, struct sst_byt_stream *stream);
|
|
int sst_byt_stream_resume(struct sst_byt *byt, struct sst_byt_stream *stream);
|
|
|
|
int sst_byt_get_dsp_position(struct sst_byt *byt,
|
|
struct sst_byt_stream *stream, int buffer_size);
|
|
|
|
/* init */
|
|
int sst_byt_dsp_init(struct device *dev, struct sst_pdata *pdata);
|
|
void sst_byt_dsp_free(struct device *dev, struct sst_pdata *pdata);
|
|
struct sst_dsp *sst_byt_get_dsp(struct sst_byt *byt);
|
|
|
|
#endif
|