98 строки
3.2 KiB
C
98 строки
3.2 KiB
C
/*
|
|
**********************************************************************
|
|
* 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 */
|