linux/linux-5.18.11/sound/usb/6fire/comm.h

40 lines
971 B
C

/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
* Linux driver for TerraTec DMX 6Fire USB
*
* Author: Torsten Schenk <torsten.schenk@zoho.com>
* Created: Jan 01, 2011
* Copyright: (C) Torsten Schenk
*/
#ifndef USB6FIRE_COMM_H
#define USB6FIRE_COMM_H
#include "common.h"
enum /* settings for comm */
{
COMM_RECEIVER_BUFSIZE = 64,
};
struct comm_runtime {
struct sfire_chip *chip;
struct urb receiver;
u8 *receiver_buffer;
u8 serial; /* urb serial */
void (*init_urb)(struct comm_runtime *rt, struct urb *urb, u8 *buffer,
void *context, void(*handler)(struct urb *urb));
/* writes control data to the device */
int (*write8)(struct comm_runtime *rt, u8 request, u8 reg, u8 value);
int (*write16)(struct comm_runtime *rt, u8 request, u8 reg,
u8 vh, u8 vl);
};
int usb6fire_comm_init(struct sfire_chip *chip);
void usb6fire_comm_abort(struct sfire_chip *chip);
void usb6fire_comm_destroy(struct sfire_chip *chip);
#endif /* USB6FIRE_COMM_H */