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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 sblive_miStateInit(struct emu10k1_mpuin *);
int sblive_miStateEntry(struct emu10k1_mpuin *, u8);
int sblive_miStateParse(struct emu10k1_mpuin *, u8);
int sblive_miState3Byte(struct emu10k1_mpuin *, u8);
int sblive_miState3ByteKey(struct emu10k1_mpuin *, u8);
int sblive_miState3ByteVel(struct emu10k1_mpuin *, u8);
int sblive_miState2Byte(struct emu10k1_mpuin *, u8);
int sblive_miState2ByteKey(struct emu10k1_mpuin *, u8);
int sblive_miStateSysCommon2(struct emu10k1_mpuin *, u8);
int sblive_miStateSysCommon2Key(struct emu10k1_mpuin *, u8);
int sblive_miStateSysCommon3(struct emu10k1_mpuin *, u8);
int sblive_miStateSysCommon3Key(struct emu10k1_mpuin *, u8);
int sblive_miStateSysCommon3Vel(struct emu10k1_mpuin *, u8);
int sblive_miStateSysExNorm(struct emu10k1_mpuin *, u8);
int sblive_miStateSysReal(struct emu10k1_mpuin *, u8);
int emu10k1_mpuin_irqhandler(struct emu10k1_card *);
void emu10k1_mpuin_bh(unsigned long);
int emu10k1_mpuin_callback(struct emu10k1_mpuin *card_mpuin, u32 msg, unsigned long data, u32 bytesvalid);
#endif /* _CARDMI_H */
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