/* * Copyright (C) 2000 Takashi Iwai * * 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 #include #include #include #include #include #include #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; setup_timer(&emu->tlist, snd_emux_timer_callback, (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); snd_emux_proc_init(emu, card, index); 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); snd_emux_proc_free(emu); 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); 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) > 2017-02-10net/act_pedit: Support using offset relative to the conventional network headersAmir Vadai1-16/+180 2017-02-10sched: check negative err value to safe one level of indentJiri Pirko1-13/+9 2017-02-10sched: add missing curly braces in else branch in tc_ctl_tfilterJiri Pirko1-1/+2 2017-02-10sched: move err set right before goto errout in tc_ctl_tfilterJiri Pirko1-10/+19 2017-02-10sched: push TC filter protocol creation into a separate functionJiri Pirko1-51/+59 2017-02-10sched: move tcf_proto_destroy and tcf_destroy_chain helpers into cls_apiJiri Pirko13-24/+32 2017-02-10sched: rename tcf_destroy to tcf_destroy_protoJiri Pirko2-6/+6 2017-02-07net/sched: act_mirred: remove duplicated include from act_mirred.cWei Yongjun1-2/+0 2017-02-03Merge git://git.kernel.org/pub/scm/linux/kernel/git/pablo/nf-nextDavid S. Miller1-1/+1 2017-02-03sched: cls_flower: expose priority to offloading netdeviceJiri Pirko1-0/+3 2017-02-03net/sched: act_ife: Change to use ife moduleYotam Gigi2-78/+33 2017-02-03net/sched: act_ife: Unexport ife_tlv_meta_encodeYotam Gigi1-2/+2 2017-02-02Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/netDavid S. Miller2-85/+48 2017-02-02skbuff: add and use skb_nfct helperFlorian Westphal1-1/+1