mirror of
https://github.com/AetherDroid/android_kernel_samsung_on5xelte.git
synced 2025-09-08 09:08:05 -04:00
Fixed MTP to work with TWRP
This commit is contained in:
awab228
commit
f6dfaef42e
50820 changed files with 20846062 additions and 0 deletions
192
sound/synth/emux/emux.c
Normal file
192
sound/synth/emux/emux.c
Normal file
|
|
@ -0,0 +1,192 @@
|
|||
/*
|
||||
* Copyright (C) 2000 Takashi Iwai <tiwai@suse.de>
|
||||
*
|
||||
* Routines for control of EMU WaveTable chip
|
||||
*
|
||||
* 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
|
||||
*/
|
||||
|
||||
#include <linux/wait.h>
|
||||
#include <linux/slab.h>
|
||||
#include <linux/string.h>
|
||||
#include <sound/core.h>
|
||||
#include <sound/emux_synth.h>
|
||||
#include <linux/init.h>
|
||||
#include <linux/module.h>
|
||||
#include "emux_voice.h"
|
||||
|
||||
MODULE_AUTHOR("Takashi Iwai");
|
||||
MODULE_DESCRIPTION("Routines for control of EMU WaveTable chip");
|
||||
MODULE_LICENSE("GPL");
|
||||
|
||||
/*
|
||||
* create a new hardware dependent device for Emu8000/Emu10k1
|
||||
*/
|
||||
int snd_emux_new(struct snd_emux **remu)
|
||||
{
|
||||
struct snd_emux *emu;
|
||||
|
||||
*remu = NULL;
|
||||
emu = kzalloc(sizeof(*emu), GFP_KERNEL);
|
||||
if (emu == NULL)
|
||||
return -ENOMEM;
|
||||
|
||||
spin_lock_init(&emu->voice_lock);
|
||||
mutex_init(&emu->register_mutex);
|
||||
|
||||
emu->client = -1;
|
||||
#ifdef CONFIG_SND_SEQUENCER_OSS
|
||||
emu->oss_synth = NULL;
|
||||
#endif
|
||||
emu->max_voices = 0;
|
||||
emu->use_time = 0;
|
||||
|
||||
init_timer(&emu->tlist);
|
||||
emu->tlist.function = snd_emux_timer_callback;
|
||||
emu->tlist.data = (unsigned long)emu;
|
||||
emu->timer_active = 0;
|
||||
|
||||
*remu = emu;
|
||||
return 0;
|
||||
}
|
||||
|
||||
EXPORT_SYMBOL(snd_emux_new);
|
||||
|
||||
/*
|
||||
*/
|
||||
static int sf_sample_new(void *private_data, struct snd_sf_sample *sp,
|
||||
struct snd_util_memhdr *hdr,
|
||||
const void __user *buf, long count)
|
||||
{
|
||||
struct snd_emux *emu = private_data;
|
||||
return emu->ops.sample_new(emu, sp, hdr, buf, count);
|
||||
|
||||
}
|
||||
|
||||
static int sf_sample_free(void *private_data, struct snd_sf_sample *sp,
|
||||
struct snd_util_memhdr *hdr)
|
||||
{
|
||||
struct snd_emux *emu = private_data;
|
||||
return emu->ops.sample_free(emu, sp, hdr);
|
||||
|
||||
}
|
||||
|
||||
static void sf_sample_reset(void *private_data)
|
||||
{
|
||||
struct snd_emux *emu = private_data;
|
||||
emu->ops.sample_reset(emu);
|
||||
}
|
||||
|
||||
int snd_emux_register(struct snd_emux *emu, struct snd_card *card, int index, char *name)
|
||||
{
|
||||
int err;
|
||||
struct snd_sf_callback sf_cb;
|
||||
|
||||
if (snd_BUG_ON(!emu->hw || emu->max_voices <= 0))
|
||||
return -EINVAL;
|
||||
if (snd_BUG_ON(!card || !name))
|
||||
return -EINVAL;
|
||||
|
||||
emu->card = card;
|
||||
emu->name = kstrdup(name, GFP_KERNEL);
|
||||
emu->voices = kcalloc(emu->max_voices, sizeof(struct snd_emux_voice),
|
||||
GFP_KERNEL);
|
||||
if (emu->voices == NULL)
|
||||
return -ENOMEM;
|
||||
|
||||
/* create soundfont list */
|
||||
memset(&sf_cb, 0, sizeof(sf_cb));
|
||||
sf_cb.private_data = emu;
|
||||
if (emu->ops.sample_new)
|
||||
sf_cb.sample_new = sf_sample_new;
|
||||
if (emu->ops.sample_free)
|
||||
sf_cb.sample_free = sf_sample_free;
|
||||
if (emu->ops.sample_reset)
|
||||
sf_cb.sample_reset = sf_sample_reset;
|
||||
emu->sflist = snd_sf_new(&sf_cb, emu->memhdr);
|
||||
if (emu->sflist == NULL)
|
||||
return -ENOMEM;
|
||||
|
||||
if ((err = snd_emux_init_hwdep(emu)) < 0)
|
||||
return err;
|
||||
|
||||
snd_emux_init_voices(emu);
|
||||
|
||||
snd_emux_init_seq(emu, card, index);
|
||||
#ifdef CONFIG_SND_SEQUENCER_OSS
|
||||
snd_emux_init_seq_oss(emu);
|
||||
#endif
|
||||
snd_emux_init_virmidi(emu, card);
|
||||
|
||||
#ifdef CONFIG_PROC_FS
|
||||
snd_emux_proc_init(emu, card, index);
|
||||
#endif
|
||||
return 0;
|
||||
}
|
||||
|
||||
EXPORT_SYMBOL(snd_emux_register);
|
||||
|
||||
/*
|
||||
*/
|
||||
int snd_emux_free(struct snd_emux *emu)
|
||||
{
|
||||
unsigned long flags;
|
||||
|
||||
if (! emu)
|
||||
return -EINVAL;
|
||||
|
||||
spin_lock_irqsave(&emu->voice_lock, flags);
|
||||
if (emu->timer_active)
|
||||
del_timer(&emu->tlist);
|
||||
spin_unlock_irqrestore(&emu->voice_lock, flags);
|
||||
|
||||
#ifdef CONFIG_PROC_FS
|
||||
snd_emux_proc_free(emu);
|
||||
#endif
|
||||
snd_emux_delete_virmidi(emu);
|
||||
#ifdef CONFIG_SND_SEQUENCER_OSS
|
||||
snd_emux_detach_seq_oss(emu);
|
||||
#endif
|
||||
snd_emux_detach_seq(emu);
|
||||
|
||||
snd_emux_delete_hwdep(emu);
|
||||
|
||||
if (emu->sflist)
|
||||
snd_sf_free(emu->sflist);
|
||||
|
||||
kfree(emu->voices);
|
||||
kfree(emu->name);
|
||||
kfree(emu);
|
||||
return 0;
|
||||
}
|
||||
|
||||
EXPORT_SYMBOL(snd_emux_free);
|
||||
|
||||
|
||||
/*
|
||||
* INIT part
|
||||
*/
|
||||
|
||||
static int __init alsa_emux_init(void)
|
||||
{
|
||||
return 0;
|
||||
}
|
||||
|
||||
static void __exit alsa_emux_exit(void)
|
||||
{
|
||||
}
|
||||
|
||||
module_init(alsa_emux_init)
|
||||
module_exit(alsa_emux_exit)
|
||||
Loading…
Add table
Add a link
Reference in a new issue