| Server IP : 185.86.78.101 / Your IP : 216.73.216.213 Web Server : Apache System : Linux 675867-vds-valikoshka1996.gmhost.pp.ua 5.4.0-150-generic #167-Ubuntu SMP Mon May 15 17:35:05 UTC 2023 x86_64 User : www ( 1000) PHP Version : 7.4.33 Disable Function : passthru,exec,system,putenv,chroot,chgrp,chown,shell_exec,popen,proc_open,pcntl_exec,ini_alter,ini_restore,dl,openlog,syslog,readlink,symlink,popepassthru,pcntl_alarm,pcntl_fork,pcntl_waitpid,pcntl_wait,pcntl_wifexited,pcntl_wifstopped,pcntl_wifsignaled,pcntl_wifcontinued,pcntl_wexitstatus,pcntl_wtermsig,pcntl_wstopsig,pcntl_signal,pcntl_signal_dispatch,pcntl_get_last_error,pcntl_strerror,pcntl_sigprocmask,pcntl_sigwaitinfo,pcntl_sigtimedwait,pcntl_exec,pcntl_getpriority,pcntl_setpriority,imap_open,apache_setenv MySQL : OFF | cURL : ON | WGET : ON | Perl : ON | Python : OFF | Sudo : ON | Pkexec : OFF Directory : /usr/src/linux-headers-5.4.0-150/include/sound/ |
Upload File : |
/* SPDX-License-Identifier: GPL-2.0-or-later */
#ifndef __SOUND_PCM_OSS_H
#define __SOUND_PCM_OSS_H
/*
* Digital Audio (PCM) - OSS compatibility abstract layer
* Copyright (c) by Jaroslav Kysela <perex@perex.cz>
*/
struct snd_pcm_oss_setup {
char *task_name;
unsigned int disable:1,
direct:1,
block:1,
nonblock:1,
partialfrag:1,
nosilence:1,
buggyptr:1;
unsigned int periods;
unsigned int period_size;
struct snd_pcm_oss_setup *next;
};
struct snd_pcm_oss_runtime {
unsigned params: 1, /* format/parameter change */
prepare: 1, /* need to prepare the operation */
trigger: 1, /* trigger flag */
sync_trigger: 1; /* sync trigger flag */
int rate; /* requested rate */
int format; /* requested OSS format */
unsigned int channels; /* requested channels */
unsigned int fragshift;
unsigned int maxfrags;
unsigned int subdivision; /* requested subdivision */
size_t period_bytes; /* requested period size */
size_t period_frames; /* period frames for poll */
size_t period_ptr; /* actual write pointer to period */
unsigned int periods;
size_t buffer_bytes; /* requested buffer size */
size_t bytes; /* total # bytes processed */
size_t mmap_bytes;
char *buffer; /* vmallocated period */
size_t buffer_used; /* used length from period buffer */
struct mutex params_lock;
atomic_t rw_ref; /* concurrent read/write accesses */
#ifdef CONFIG_SND_PCM_OSS_PLUGINS
struct snd_pcm_plugin *plugin_first;
struct snd_pcm_plugin *plugin_last;
#endif
unsigned int prev_hw_ptr_period;
};
struct snd_pcm_oss_file {
struct snd_pcm_substream *streams[2];
};
struct snd_pcm_oss_substream {
unsigned oss: 1; /* oss mode */
struct snd_pcm_oss_setup setup; /* active setup */
};
struct snd_pcm_oss_stream {
struct snd_pcm_oss_setup *setup_list; /* setup list */
struct mutex setup_mutex;
#ifdef CONFIG_SND_VERBOSE_PROCFS
struct snd_info_entry *proc_entry;
#endif
};
struct snd_pcm_oss {
int reg;
unsigned int reg_mask;
};
#endif /* __SOUND_PCM_OSS_H */