patch-2.3.99-pre6 linux/drivers/sound/emu10k1/voicemgr.h

• Lines: 151
• Date: Fri Apr 21 16:08:45 2000
• Orig file: v2.3.99-pre5/linux/drivers/sound/emu10k1/voicemgr.h
• Orig date: Wed Dec 31 16:00:00 1969

diff -u --recursive --new-file v2.3.99-pre5/linux/drivers/sound/emu10k1/voicemgr.h linux/drivers/sound/emu10k1/voicemgr.h
@@ -0,0 +1,150 @@
+/*
+ **********************************************************************
+ *     sblive_voice.h -- EMU Voice Resource Manager header file
+ *     Copyright 1999, 2000 Creative Labs, Inc.
+ *
+ **********************************************************************
+ *
+ *     Date                 Author          Summary of changes
+ *     ----                 ------          ------------------
+ *     October 20, 1999     Bertrand Lee    base code release
+ *
+ **********************************************************************
+ *
+ *     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., 675 Mass Ave, Cambridge, MA 02139,
+ *     USA.
+ *
+ **********************************************************************
+ */
+
+#ifndef _VOICEMGR_H
+#define _VOICEMGR_H
+/* struct emu_voice.usage flags */
+#define VOICEMGR_USAGE_FREE         0x00000000
+#define VOICEMGR_USAGE_MIDI         0x00000001
+#define VOICEMGR_USAGE_PLAYBACK     0x00000002
+
+/* struct emu_voice.flags flags */
+#define VOICEMGR_FLAGS_MONO         0x00000002
+#define VOICEMGR_FLAGS_16BIT        0x00000004
+#define VOICEMGR_FLAGS_STEREOSLAVE  0x00000008
+#define VOICEMGR_FLAGS_VOICEMASTER  0x80000000
+#define VOICEMGR_FLAGS_FXRT2        0x00000010
+
+struct voice_param
+{
+	/* Sound engine */
+	u32 start;
+	u32 startloop;
+	u32 endloop;
+	u32 end;
+
+	u16 current_pitch;
+	u16 pitch_target;
+
+	u16 current_volume;
+	u16 volume_target;
+
+	u16 current_FC;
+	u16 FC_target;
+
+	u8 pan_target;
+	u8 aux_target;
+
+	/* FX bus amount send */
+
+	u32 send_a;
+	u32 send_b;
+	u32 send_c;
+	u32 send_d;
+
+	/* Envelope engine */
+	u16 ampl_env_delay;
+	u8 byampl_env_attack;
+	u8 byampl_env_hold;
+	u8 byampl_env_decay;
+	u8 byampl_env_sustain;
+	u8 byampl_env_release;
+
+	u16 aux_env_delay;
+	u8 byaux_env_attack;
+	u8 byaux_env_hold;
+	u8 byaux_env_decay;
+	u8 byaux_env_sustain;
+	u8 byaux_env_release;
+
+	u16 mod_LFO_delay;	/* LFO1 */
+	u16 vib_LFO_delay;	/* LFO2 */
+	u8 mod_LFO_freq;	/* LFO1 */
+	u8 vib_LFO_freq;	/* LFO2 */
+
+	s8 aux_env_to_pitch;
+	s8 aux_env_to_FC;
+	s8 mod_LFO_to_pitch;
+	s8 vib_LFO_to_pitch;
+	s8 mod_LFO_to_FC;
+	s8 mod_LFO_to_volume;
+
+	u16 sample_pitch;
+	u16 initial_pitch;
+	u8 initial_attn;
+	u8 initial_FC;
+};
+
+struct voice_allocdesc
+{
+	u32 usage;			/* playback, Midi */
+	u32 flags;			/* stereo/mono rec/playback 8/16 bit*/
+};
+
+struct emu_voice
+{
+	struct list_head list;
+
+	struct emu10k1_card *card;
+	u32 usage;		/* Free, MIDI, playback */
+	u32 num;		/* Voice ID */
+	u32 flags;		/* Stereo/mono, rec/playback, 8/16 bit */
+
+	struct voice_param params;
+
+	struct emu_voice *linked_voice;	/*for stereo voice*/
+
+	u32 sendhandle[NUM_FXSENDS];
+};
+
+struct voice_manager
+{
+	struct emu10k1_card *card;
+	spinlock_t lock;
+
+	struct emu_voice voice[NUM_G];
+};
+
+struct voice_cntlset
+{
+	u32 paramID;
+	u32 value;
+};
+
+struct emu_voice *emu10k1_voice_alloc(struct voice_manager *, struct voice_allocdesc *);
+void emu10k1_voice_free(struct voice_manager *, struct emu_voice *);
+void emu10k1_voice_playback_setup(struct emu_voice *);
+void emu10k1_voice_start(struct emu_voice *);
+void emu10k1_voice_stop(struct emu_voice *);
+void emu10k1_voice_setcontrol(struct emu_voice *, struct voice_cntlset *, u32);
+void emu10k1_voice_getcontrol(struct emu_voice *, u32, u32 *);
+
+#endif /* _VOICEMGR_H */