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/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
* OSS compatible sequencer driver
* write priority queue
*
* Copyright (C) 1998,99 Takashi Iwai <tiwai@suse.de>
*/
#ifndef __SEQ_OSS_WRITEQ_H
#define __SEQ_OSS_WRITEQ_H
#include "seq_oss_device.h"
struct seq_oss_writeq {
struct seq_oss_devinfo *dp;
int maxlen;
abstime_t sync_time;
int sync_event_put;
wait_queue_head_t sync_sleep;
spinlock_t sync_lock;
};
/*
* seq_oss_writeq.c
*/
struct seq_oss_writeq *snd_seq_oss_writeq_new(struct seq_oss_devinfo *dp, int maxlen);
void snd_seq_oss_writeq_delete(struct seq_oss_writeq *q);
void snd_seq_oss_writeq_clear(struct seq_oss_writeq *q);
int snd_seq_oss_writeq_sync(struct seq_oss_writeq *q);
void snd_seq_oss_writeq_wakeup(struct seq_oss_writeq *q, abstime_t time);
int snd_seq_oss_writeq_get_free_size(struct seq_oss_writeq *q);
void snd_seq_oss_writeq_set_output(struct seq_oss_writeq *q, int size);
#endif
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