| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1 | #ifndef __SOUND_MPU401_H |
| 2 | #define __SOUND_MPU401_H |
| 3 | |
| 4 | /* |
| 5 | * Header file for MPU-401 and compatible cards |
| 6 | * Copyright (c) by Jaroslav Kysela <perex@suse.cz> |
| 7 | * |
| 8 | * |
| 9 | * This program is free software; you can redistribute it and/or modify |
| 10 | * it under the terms of the GNU General Public License as published by |
| 11 | * the Free Software Foundation; either version 2 of the License, or |
| 12 | * (at your option) any later version. |
| 13 | * |
| 14 | * This program is distributed in the hope that it will be useful, |
| 15 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 16 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 17 | * GNU General Public License for more details. |
| 18 | * |
| 19 | * You should have received a copy of the GNU General Public License |
| 20 | * along with this program; if not, write to the Free Software |
| 21 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
| 22 | * |
| 23 | */ |
| 24 | |
| 25 | #include "rawmidi.h" |
| 26 | #include <linux/interrupt.h> |
| 27 | |
| 28 | #define MPU401_HW_MPU401 1 /* native MPU401 */ |
| 29 | #define MPU401_HW_SB 2 /* SoundBlaster MPU-401 UART */ |
| 30 | #define MPU401_HW_ES1688 3 /* AudioDrive ES1688 MPU-401 UART */ |
| 31 | #define MPU401_HW_OPL3SA2 4 /* Yamaha OPL3-SA2 */ |
| 32 | #define MPU401_HW_SONICVIBES 5 /* S3 SonicVibes */ |
| 33 | #define MPU401_HW_CS4232 6 /* CS4232 */ |
| 34 | #define MPU401_HW_ES18XX 7 /* AudioDrive ES18XX MPU-401 UART */ |
| 35 | #define MPU401_HW_FM801 8 /* ForteMedia FM801 */ |
| 36 | #define MPU401_HW_TRID4DWAVE 9 /* Trident 4DWave */ |
| 37 | #define MPU401_HW_AZT2320 10 /* Aztech AZT2320 */ |
| 38 | #define MPU401_HW_ALS100 11 /* Avance Logic ALS100 */ |
| 39 | #define MPU401_HW_ICE1712 12 /* Envy24 */ |
| 40 | #define MPU401_HW_VIA686A 13 /* VIA 82C686A */ |
| 41 | #define MPU401_HW_YMFPCI 14 /* YMF DS-XG PCI */ |
| 42 | #define MPU401_HW_CMIPCI 15 /* CMIPCI MPU-401 UART */ |
| 43 | #define MPU401_HW_ALS4000 16 /* Avance Logic ALS4000 */ |
| 44 | #define MPU401_HW_INTEL8X0 17 /* Intel8x0 driver */ |
| 45 | #define MPU401_HW_PC98II 18 /* Roland PC98II */ |
| 46 | #define MPU401_HW_AUREAL 19 /* Aureal Vortex */ |
| 47 | |
| 48 | #define MPU401_MODE_BIT_INPUT 0 |
| 49 | #define MPU401_MODE_BIT_OUTPUT 1 |
| 50 | #define MPU401_MODE_BIT_INPUT_TRIGGER 2 |
| 51 | #define MPU401_MODE_BIT_OUTPUT_TRIGGER 3 |
| 52 | |
| 53 | #define MPU401_MODE_INPUT (1<<MPU401_MODE_BIT_INPUT) |
| 54 | #define MPU401_MODE_OUTPUT (1<<MPU401_MODE_BIT_OUTPUT) |
| 55 | #define MPU401_MODE_INPUT_TRIGGER (1<<MPU401_MODE_BIT_INPUT_TRIGGER) |
| 56 | #define MPU401_MODE_OUTPUT_TRIGGER (1<<MPU401_MODE_BIT_OUTPUT_TRIGGER) |
| 57 | |
| 58 | #define MPU401_MODE_INPUT_TIMER (1<<0) |
| 59 | #define MPU401_MODE_OUTPUT_TIMER (1<<1) |
| 60 | |
| 61 | typedef struct _snd_mpu401 mpu401_t; |
| 62 | |
| 63 | struct _snd_mpu401 { |
| 64 | snd_rawmidi_t *rmidi; |
| 65 | |
| 66 | unsigned short hardware; /* MPU401_HW_XXXX */ |
| 67 | unsigned long port; /* base port of MPU-401 chip */ |
| 68 | unsigned long cport; /* port + 1 (usually) */ |
| 69 | struct resource *res; /* port resource */ |
| 70 | int irq; /* IRQ number of MPU-401 chip (-1 = poll) */ |
| 71 | int irq_flags; |
| 72 | |
| 73 | unsigned long mode; /* MPU401_MODE_XXXX */ |
| 74 | int timer_invoked; |
| 75 | |
| 76 | int (*open_input) (mpu401_t * mpu); |
| 77 | void (*close_input) (mpu401_t * mpu); |
| 78 | int (*open_output) (mpu401_t * mpu); |
| 79 | void (*close_output) (mpu401_t * mpu); |
| 80 | void *private_data; |
| 81 | |
| 82 | snd_rawmidi_substream_t *substream_input; |
| 83 | snd_rawmidi_substream_t *substream_output; |
| 84 | |
| 85 | spinlock_t input_lock; |
| 86 | spinlock_t output_lock; |
| 87 | spinlock_t timer_lock; |
| 88 | |
| 89 | struct timer_list timer; |
| 90 | |
| 91 | void (*write) (mpu401_t * mpu, unsigned char data, unsigned long addr); |
| 92 | unsigned char (*read) (mpu401_t * mpu, unsigned long addr); |
| 93 | }; |
| 94 | |
| 95 | /* I/O ports */ |
| 96 | |
| 97 | #define MPU401C(mpu) (mpu)->cport |
| 98 | #define MPU401D(mpu) (mpu)->port |
| 99 | |
| 100 | /* |
| 101 | |
| 102 | */ |
| 103 | |
| 104 | irqreturn_t snd_mpu401_uart_interrupt(int irq, void *dev_id, struct pt_regs *regs); |
| 105 | |
| 106 | int snd_mpu401_uart_new(snd_card_t * card, |
| 107 | int device, |
| 108 | unsigned short hardware, |
| 109 | unsigned long port, |
| 110 | int integrated, |
| 111 | int irq, |
| 112 | int irq_flags, |
| 113 | snd_rawmidi_t ** rrawmidi); |
| 114 | |
| 115 | #endif /* __SOUND_MPU401_H */ |