| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1 | /* |
| 2 | ********************************************************************** |
| 3 | * sblive_mi.h |
| 4 | * Copyright 1999, 2000 Creative Labs, Inc. |
| 5 | * |
| 6 | ********************************************************************** |
| 7 | * |
| 8 | * Date Author Summary of changes |
| 9 | * ---- ------ ------------------ |
| 10 | * October 20, 1999 Bertrand Lee base code release |
| 11 | * November 2, 1999 Alan Cox cleaned up |
| 12 | * |
| 13 | ********************************************************************** |
| 14 | * |
| 15 | * This program is free software; you can redistribute it and/or |
| 16 | * modify it under the terms of the GNU General Public License as |
| 17 | * published by the Free Software Foundation; either version 2 of |
| 18 | * the License, or (at your option) any later version. |
| 19 | * |
| 20 | * This program is distributed in the hope that it will be useful, |
| 21 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 22 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 23 | * GNU General Public License for more details. |
| 24 | * |
| 25 | * You should have received a copy of the GNU General Public |
| 26 | * License along with this program; if not, write to the Free |
| 27 | * Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, |
| 28 | * USA. |
| 29 | * |
| 30 | ********************************************************************** |
| 31 | */ |
| 32 | |
| 33 | #ifndef _CARDMI_H |
| 34 | #define _CARDMI_H |
| 35 | |
| 36 | #include "icardmid.h" |
| 37 | #include <linux/interrupt.h> |
| 38 | |
| 39 | typedef enum |
| 40 | { |
| 41 | STIN_PARSE = 0, |
| 42 | STIN_3BYTE, /* 0x80, 0x90, 0xA0, 0xB0, 0xE0 */ |
| 43 | STIN_3BYTE_KEY, /* Byte 1 */ |
| 44 | STIN_3BYTE_VEL, /* Byte 1 */ |
| 45 | STIN_2BYTE, /* 0xC0, 0xD0 */ |
| 46 | STIN_2BYTE_KEY, /* Byte 1 */ |
| 47 | STIN_SYS_COMMON_2, /* 0xF1, 0xF3 */ |
| 48 | STIN_SYS_COMMON_2_KEY, |
| 49 | STIN_SYS_COMMON_3, /* 0xF2 */ |
| 50 | STIN_SYS_COMMON_3_KEY, |
| 51 | STIN_SYS_COMMON_3_VEL, |
| 52 | STIN_SYS_EX_NORM, /* 0xF0, Normal mode */ |
| 53 | STIN_SYS_REAL |
| 54 | } midi_in_state; |
| 55 | |
| 56 | |
| 57 | /* flags for card MIDI in object */ |
| 58 | #define FLAGS_MIDM_STARTED 0x00001000 // Data has started to come in after Midm Start |
| 59 | #define MIDIIN_MAX_BUFFER_SIZE 200 // Definition for struct emu10k1_mpuin |
| 60 | |
| 61 | struct midi_data |
| 62 | { |
| 63 | u8 data; |
| 64 | u32 timein; |
| 65 | }; |
| 66 | |
| 67 | struct emu10k1_mpuin |
| 68 | { |
| 69 | spinlock_t lock; |
| 70 | struct midi_queue *firstmidiq; |
| 71 | struct midi_queue *lastmidiq; |
| 72 | unsigned qhead, qtail; |
| 73 | struct midi_data midiq[MIDIIN_MAX_BUFFER_SIZE]; |
| 74 | struct tasklet_struct tasklet; |
| 75 | struct midi_openinfo openinfo; |
| 76 | |
| 77 | /* For MIDI state machine */ |
| 78 | u8 status; /* For MIDI running status */ |
| 79 | u8 fstatus; /* For 0xFn status only */ |
| 80 | midi_in_state curstate; |
| 81 | midi_in_state laststate; |
| 82 | u32 timestart; |
| 83 | u32 timein; |
| 84 | u8 data; |
| 85 | }; |
| 86 | |
| 87 | int emu10k1_mpuin_open(struct emu10k1_card *, struct midi_openinfo *); |
| 88 | int emu10k1_mpuin_close(struct emu10k1_card *); |
| 89 | int emu10k1_mpuin_add_buffer(struct emu10k1_mpuin *, struct midi_hdr *); |
| 90 | int emu10k1_mpuin_start(struct emu10k1_card *); |
| 91 | int emu10k1_mpuin_stop(struct emu10k1_card *); |
| 92 | int emu10k1_mpuin_reset(struct emu10k1_card *); |
| 93 | |
| 94 | int emu10k1_mpuin_irqhandler(struct emu10k1_card *); |
| 95 | void emu10k1_mpuin_bh(unsigned long); |
| 96 | |
| 97 | #endif /* _CARDMI_H */ |