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-rw-r--r--sound/oss/emu10k1/cardmi.h97
1 files changed, 97 insertions, 0 deletions
diff --git a/sound/oss/emu10k1/cardmi.h b/sound/oss/emu10k1/cardmi.h
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+++ b/sound/oss/emu10k1/cardmi.h
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+/*
+ **********************************************************************
+ * sblive_mi.h
+ * Copyright 1999, 2000 Creative Labs, Inc.
+ *
+ **********************************************************************
+ *
+ * Date Author Summary of changes
+ * ---- ------ ------------------
+ * October 20, 1999 Bertrand Lee base code release
+ * November 2, 1999 Alan Cox cleaned up
+ *
+ **********************************************************************
+ *
+ * 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 _CARDMI_H
+#define _CARDMI_H
+
+#include "icardmid.h"
+#include <linux/interrupt.h>
+
+typedef enum
+{
+ STIN_PARSE = 0,
+ STIN_3BYTE, /* 0x80, 0x90, 0xA0, 0xB0, 0xE0 */
+ STIN_3BYTE_KEY, /* Byte 1 */
+ STIN_3BYTE_VEL, /* Byte 1 */
+ STIN_2BYTE, /* 0xC0, 0xD0 */
+ STIN_2BYTE_KEY, /* Byte 1 */
+ STIN_SYS_COMMON_2, /* 0xF1, 0xF3 */
+ STIN_SYS_COMMON_2_KEY,
+ STIN_SYS_COMMON_3, /* 0xF2 */
+ STIN_SYS_COMMON_3_KEY,
+ STIN_SYS_COMMON_3_VEL,
+ STIN_SYS_EX_NORM, /* 0xF0, Normal mode */
+ STIN_SYS_REAL
+} midi_in_state;
+
+
+/* flags for card MIDI in object */
+#define FLAGS_MIDM_STARTED 0x00001000 // Data has started to come in after Midm Start
+#define MIDIIN_MAX_BUFFER_SIZE 200 // Definition for struct emu10k1_mpuin
+
+struct midi_data
+{
+ u8 data;
+ u32 timein;
+};
+
+struct emu10k1_mpuin
+{
+ spinlock_t lock;
+ struct midi_queue *firstmidiq;
+ struct midi_queue *lastmidiq;
+ unsigned qhead, qtail;
+ struct midi_data midiq[MIDIIN_MAX_BUFFER_SIZE];
+ struct tasklet_struct tasklet;
+ struct midi_openinfo openinfo;
+
+ /* For MIDI state machine */
+ u8 status; /* For MIDI running status */
+ u8 fstatus; /* For 0xFn status only */
+ midi_in_state curstate;
+ midi_in_state laststate;
+ u32 timestart;
+ u32 timein;
+ u8 data;
+};
+
+int emu10k1_mpuin_open(struct emu10k1_card *, struct midi_openinfo *);
+int emu10k1_mpuin_close(struct emu10k1_card *);
+int emu10k1_mpuin_add_buffer(struct emu10k1_mpuin *, struct midi_hdr *);
+int emu10k1_mpuin_start(struct emu10k1_card *);
+int emu10k1_mpuin_stop(struct emu10k1_card *);
+int emu10k1_mpuin_reset(struct emu10k1_card *);
+
+int emu10k1_mpuin_irqhandler(struct emu10k1_card *);
+void emu10k1_mpuin_bh(unsigned long);
+
+#endif /* _CARDMI_H */