/* * Copyright (c) 1999 by Uros Bizjak * Takashi Iwai * * SB16ASP/AWE32 CSP control * * 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 * */ #ifndef __SOUND_SB16_CSP_H #define __SOUND_SB16_CSP_H #include #include #include #include struct snd_sb_csp; /* indices for the known CSP programs */ enum { CSP_PROGRAM_MULAW, CSP_PROGRAM_ALAW, CSP_PROGRAM_ADPCM_INIT, CSP_PROGRAM_ADPCM_PLAYBACK, CSP_PROGRAM_ADPCM_CAPTURE, CSP_PROGRAM_COUNT }; /* * CSP operators */ struct snd_sb_csp_ops { int (*csp_use) (struct snd_sb_csp * p); int (*csp_unuse) (struct snd_sb_csp * p); int (*csp_autoload) (struct snd_sb_csp * p, int pcm_sfmt, int play_rec_mode); int (*csp_start) (struct snd_sb_csp * p, int sample_width, int channels); int (*csp_stop) (struct snd_sb_csp * p); int (*csp_qsound_transfer) (struct snd_sb_csp * p); }; /* * CSP private data */ struct snd_sb_csp { struct snd_sb *chip; /* SB16 DSP */ int used; /* usage flag - exclusive */ char codec_name[16]; /* name of codec */ unsigned short func_nr; /* function number */ unsigned int acc_format; /* accepted PCM formats */ int acc_channels; /* accepted channels */ int acc_width; /* accepted sample width */ int acc_rates; /* accepted sample rates */ int mode; /* MODE */ int run_channels; /* current CSP channels */ int run_width; /* current sample width */ int version; /* CSP version (0x10 - 0x1f) */ int running; /* running state */ struct snd_sb_csp_ops ops; /* operators */ spinlock_t q_lock; /* locking */ int q_enabled; /* enabled flag */ int qpos_left; /* left position */ int qpos_right; /* right position */ int qpos_changed; /* position changed flag */ struct snd_kcontrol *qsound_switch; struct snd_kcontrol *qsound_space; struct mutex access_mutex; /* locking */ const struct firmware *csp_programs[CSP_PROGRAM_COUNT]; }; int snd_sb_csp_new(struct snd_sb *chip, int device, struct snd_hwdep ** rhwdep); #endif /* __SOUND_SB16_CSP */ t.cgi/linux/net-next.git/log/include/net?id=a6a3e026f0d358904afd3df6b7f952ed8ea5b942'>net/fq.h

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