linux/include/sound/mpu401.h

/* SPDX-License-Identifier: GPL-2.0-or-later */
#ifndef __SOUND_MPU401_H
#define __SOUND_MPU401_H

/*
 *  Header file for MPU-401 and compatible cards
 *  Copyright (c) by Jaroslav Kysela <[email protected]>
 */

#include <sound/rawmidi.h>
#include <linux/interrupt.h>

#define MPU401_HW_MPU401 …
#define MPU401_HW_SB …
#define MPU401_HW_ES1688 …
#define MPU401_HW_OPL3SA2 …
#define MPU401_HW_SONICVIBES …
#define MPU401_HW_CS4232 …
#define MPU401_HW_ES18XX …
#define MPU401_HW_FM801 …
#define MPU401_HW_TRID4DWAVE …
#define MPU401_HW_AZT2320 …
#define MPU401_HW_ALS100 …
#define MPU401_HW_ICE1712 …
#define MPU401_HW_VIA686A …
#define MPU401_HW_YMFPCI …
#define MPU401_HW_CMIPCI …
#define MPU401_HW_ALS4000 …
#define MPU401_HW_INTEL8X0 …
#define MPU401_HW_PC98II …
#define MPU401_HW_AUREAL …

#define MPU401_INFO_INPUT …
#define MPU401_INFO_OUTPUT …
#define MPU401_INFO_INTEGRATED …
#define MPU401_INFO_MMIO …
#define MPU401_INFO_TX_IRQ …
#define MPU401_INFO_IRQ_HOOK …
#define MPU401_INFO_NO_ACK …
#define MPU401_INFO_USE_TIMER …

#define MPU401_MODE_BIT_INPUT …
#define MPU401_MODE_BIT_OUTPUT …
#define MPU401_MODE_BIT_INPUT_TRIGGER …
#define MPU401_MODE_BIT_OUTPUT_TRIGGER …

#define MPU401_MODE_INPUT …
#define MPU401_MODE_OUTPUT …
#define MPU401_MODE_INPUT_TRIGGER …
#define MPU401_MODE_OUTPUT_TRIGGER …

#define MPU401_MODE_INPUT_TIMER …
#define MPU401_MODE_OUTPUT_TIMER …

struct snd_mpu401 { … };

/* I/O ports */

#define MPU401C(mpu) …
#define MPU401D(mpu) …

/*
 * control register bits
 */
/* read MPU401C() */
#define MPU401_RX_EMPTY …
#define MPU401_TX_FULL …

/* write MPU401C() */
#define MPU401_RESET …
#define MPU401_ENTER_UART …

/* read MPU401D() */
#define MPU401_ACK …


/*

 */

irqreturn_t snd_mpu401_uart_interrupt(int irq, void *dev_id);
irqreturn_t snd_mpu401_uart_interrupt_tx(int irq, void *dev_id);

int snd_mpu401_uart_new(struct snd_card *card,
			int device,
			unsigned short hardware,
			unsigned long port,
			unsigned int info_flags,
			int irq,
			struct snd_rawmidi ** rrawmidi);

#endif /* __SOUND_MPU401_H */