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