diff options
Diffstat (limited to 'include/sound/soundfont.h')
| -rw-r--r-- | include/sound/soundfont.h | 41 |
1 files changed, 24 insertions, 17 deletions
diff --git a/include/sound/soundfont.h b/include/sound/soundfont.h index 7c93efdba90d..48f8cf6de3ac 100644 --- a/include/sound/soundfont.h +++ b/include/sound/soundfont.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ #ifndef __SOUND_SOUNDFONT_H #define __SOUND_SOUNDFONT_H @@ -6,20 +7,6 @@ * * Copyright (C) 1999 Steve Ratcliffe * Copyright (c) 1999-2000 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 */ #include <sound/sfnt_info.h> @@ -99,10 +86,12 @@ struct snd_sf_list { }; /* Prototypes for soundfont.c */ -int snd_soundfont_load(struct snd_sf_list *sflist, const void __user *data, +int snd_soundfont_load(struct snd_card *card, + struct snd_sf_list *sflist, const void __user *data, long count, int client); -int snd_soundfont_load_guspatch(struct snd_sf_list *sflist, const char __user *data, - long count, int client); +int snd_soundfont_load_guspatch(struct snd_card *card, + struct snd_sf_list *sflist, const char __user *data, + long count); int snd_soundfont_close_check(struct snd_sf_list *sflist, int client); struct snd_sf_list *snd_sf_new(struct snd_sf_callback *callback, @@ -125,5 +114,23 @@ int snd_sf_calc_parm_decay(int msec); extern int snd_sf_vol_table[128]; int snd_sf_linear_to_log(unsigned int amount, int offset, int ratio); +/* lock access to sflist */ +static inline void snd_soundfont_lock_preset(struct snd_sf_list *sflist) +{ + mutex_lock(&sflist->presets_mutex); + guard(spinlock_irqsave)(&sflist->lock); + sflist->presets_locked = 1; +} + +/* remove lock */ +static inline void snd_soundfont_unlock_preset(struct snd_sf_list *sflist) +{ + guard(spinlock_irqsave)(&sflist->lock); + sflist->presets_locked = 0; + mutex_unlock(&sflist->presets_mutex); +} + +DEFINE_GUARD(snd_soundfont_lock_preset, struct snd_sf_list *, + snd_soundfont_lock_preset(_T), snd_soundfont_unlock_preset(_T)) #endif /* __SOUND_SOUNDFONT_H */ |