diff options
Diffstat (limited to 'sound/core/seq/oss/seq_oss_writeq.h')
| -rw-r--r-- | sound/core/seq/oss/seq_oss_writeq.h | 50 |
1 files changed, 50 insertions, 0 deletions
diff --git a/sound/core/seq/oss/seq_oss_writeq.h b/sound/core/seq/oss/seq_oss_writeq.h new file mode 100644 index 000000000000..6a13c85e2399 --- /dev/null +++ b/sound/core/seq/oss/seq_oss_writeq.h @@ -0,0 +1,50 @@ +/* + * OSS compatible sequencer driver + * write priority queue + * + * Copyright (C) 1998,99 Takashi Iwai <tiwai@suse.de> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * 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. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + */ + +#ifndef __SEQ_OSS_WRITEQ_H +#define __SEQ_OSS_WRITEQ_H + +#include "seq_oss_device.h" + + +struct seq_oss_writeq_t { + seq_oss_devinfo_t *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 + */ +seq_oss_writeq_t *snd_seq_oss_writeq_new(seq_oss_devinfo_t *dp, int maxlen); +void snd_seq_oss_writeq_delete(seq_oss_writeq_t *q); +void snd_seq_oss_writeq_clear(seq_oss_writeq_t *q); +int snd_seq_oss_writeq_sync(seq_oss_writeq_t *q); +void snd_seq_oss_writeq_wakeup(seq_oss_writeq_t *q, abstime_t time); +int snd_seq_oss_writeq_get_free_size(seq_oss_writeq_t *q); +void snd_seq_oss_writeq_set_output(seq_oss_writeq_t *q, int size); + + +#endif |