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/*
* Line6 Linux USB driver - 0.9.1beta
*
* Copyright (C) 2004-2010 Markus Grabner (grabner@icg.tugraz.at)
*
* 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, version 2.
*
*/
#ifndef VARIAX_H
#define VARIAX_H
#include <linux/spinlock.h>
#include <linux/usb.h>
#include <linux/wait.h>
#include <sound/core.h>
#include "driver.h"
#include "dumprequest.h"
#define VARIAX_STARTUP_DELAY1 1000
#define VARIAX_STARTUP_DELAY3 100
#define VARIAX_STARTUP_DELAY4 100
/*
Stages of Variax startup procedure
*/
enum {
VARIAX_STARTUP_INIT = 1,
VARIAX_STARTUP_VERSIONREQ,
VARIAX_STARTUP_WAIT,
VARIAX_STARTUP_ACTIVATE,
VARIAX_STARTUP_DUMPREQ,
VARIAX_STARTUP_WORKQUEUE,
VARIAX_STARTUP_SETUP,
VARIAX_STARTUP_LAST = VARIAX_STARTUP_SETUP - 1
};
enum {
VARIAX_DUMP_PASS1 = LINE6_DUMP_CURRENT,
VARIAX_DUMP_PASS2,
VARIAX_DUMP_PASS3
};
/**
Binary Variax model dump
*/
struct variax_model {
/**
Header information (including program name).
*/
unsigned char name[18];
/**
Model parameters.
*/
unsigned char control[78 * 2];
};
struct usb_line6_variax {
/**
Generic Line6 USB data.
*/
struct usb_line6 line6;
/**
Dump request structure.
Append two extra buffers for 3-pass data query.
*/
struct line6_dump_request dumpreq;
struct line6_dump_reqbuf extrabuf[2];
/**
Buffer for activation code.
*/
unsigned char *buffer_activate;
/**
Current model settings.
*/
struct variax_model model_data;
/**
Name of connected guitar.
*/
unsigned char guitar[18];
/**
Name of current model bank.
*/
unsigned char bank[18];
/**
Position of volume dial.
*/
int volume;
/**
Position of tone control dial.
*/
int tone;
/**
Handler for device initializaton.
*/
struct work_struct startup_work;
/**
Timers for device initializaton.
*/
struct timer_list startup_timer1;
struct timer_list startup_timer2;
/**
Current progress in startup procedure.
*/
int startup_progress;
};
extern void line6_variax_disconnect(struct usb_interface *interface);
extern int line6_variax_init(struct usb_interface *interface,
struct usb_line6_variax *variax);
extern void line6_variax_process_message(struct usb_line6_variax *variax);
#endif
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