#ifndef __SOUND_SEQ_VIRMIDI_H #define __SOUND_SEQ_VIRMIDI_H /* * Virtual Raw MIDI client on Sequencer * Copyright (c) 2000 by Takashi Iwai , * Jaroslav Kysela * * 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 /* * device file instance: * This instance is created at each time the midi device file is * opened. Each instance has its own input buffer and MIDI parser * (buffer), and is associated with the device instance. */ struct snd_virmidi { struct list_head list; int seq_mode; int client; int port; unsigned int trigger: 1; struct snd_midi_event *parser; struct snd_seq_event event; struct snd_virmidi_dev *rdev; struct snd_rawmidi_substream *substream; }; #define SNDRV_VIRMIDI_SUBSCRIBE (1<<0) #define SNDRV_VIRMIDI_USE (1<<1) /* * device record: * Each virtual midi device has one device instance. It contains * common information and the linked-list of opened files, */ struct snd_virmidi_dev { struct snd_card *card; /* associated card */ struct snd_rawmidi *rmidi; /* rawmidi device */ int seq_mode; /* SNDRV_VIRMIDI_XXX */ int device; /* sequencer device */ int client; /* created/attached client */ int port; /* created/attached port */ unsigned int flags; /* SNDRV_VIRMIDI_* */ rwlock_t filelist_lock; struct list_head filelist; }; /* sequencer mode: * ATTACH = input/output events from midi device are routed to the * attached sequencer port. sequencer port is not created * by virmidi itself. * the input to rawmidi must be processed by passing the * incoming events via snd_virmidi_receive() * DISPATCH = input/output events are routed to subscribers. * sequencer port is created in virmidi. */ #define SNDRV_VIRMIDI_SEQ_NONE 0 #define SNDRV_VIRMIDI_SEQ_ATTACH 1 #define SNDRV_VIRMIDI_SEQ_DISPATCH 2 int snd_virmidi_new(struct snd_card *card, int device, struct snd_rawmidi **rrmidi); #endif /* __SOUND_SEQ_VIRMIDI */ .git/log/?id=dd8427a78ffccbacf166a2d5d5eae55b586e1afe'>root/include/drm/drm_dp_dual_mode_helper.h

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