LXR linux/drivers/staging/line6/variax.h

   1/*
   2 * Line6 Linux USB driver - 0.8.0
   3 *
   4 * Copyright (C) 2004-2009 Markus Grabner (grabner@icg.tugraz.at)
   5 *
   6 *      This program is free software; you can redistribute it and/or
   7 *      modify it under the terms of the GNU General Public License as
   8 *      published by the Free Software Foundation, version 2.
   9 *
  10 */
  11
  12#ifndef VARIAX_H
  13#define VARIAX_H
  14
  15
  16#include "driver.h"
  17
  18#include <linux/spinlock.h>
  19#include <linux/usb.h>
  20#include <linux/wait.h>
  21
  22#include <sound/core.h>
  23
  24#include "dumprequest.h"
  25
  26
  27#define VARIAX_ACTIVATE_DELAY 10
  28#define VARIAX_STARTUP_DELAY 3
  29
  30
  31enum {
  32        VARIAX_DUMP_PASS1 = LINE6_DUMP_CURRENT,
  33        VARIAX_DUMP_PASS2,
  34        VARIAX_DUMP_PASS3
  35};
  36
  37
  38/**
  39         Binary Variax model dump
  40*/
  41struct variax_model {
  42        /**
  43                 Header information (including program name).
  44        */
  45        unsigned char name[18];
  46
  47        /**
  48                 Model parameters.
  49        */
  50        unsigned char control[78 * 2];
  51};
  52
  53struct usb_line6_variax {
  54        /**
  55                 Generic Line6 USB data.
  56        */
  57        struct usb_line6 line6;
  58
  59        /**
  60                 Dump request structure.
  61                 Append two extra buffers for 3-pass data query.
  62        */
  63        struct line6_dump_request dumpreq; struct line6_dump_reqbuf extrabuf[2];
  64
  65        /**
  66                 Buffer for activation code.
  67        */
  68        unsigned char *buffer_activate;
  69
  70        /**
  71                 Model number.
  72        */
  73        int model;
  74
  75        /**
  76                 Current model settings.
  77        */
  78        struct variax_model model_data;
  79
  80        /**
  81                 Name of current model bank.
  82        */
  83        unsigned char bank[18];
  84
  85        /**
  86                 Position of volume dial.
  87        */
  88        int volume;
  89
  90        /**
  91                 Position of tone control dial.
  92        */
  93        int tone;
  94
  95        /**
  96                 Timer for delayed activation request.
  97        */
  98        struct timer_list activate_timer;
  99};
 100
 101
 102extern void variax_disconnect(struct usb_interface *interface);
 103extern int variax_init(struct usb_interface *interface,
 104                       struct usb_line6_variax *variax);
 105extern void variax_process_message(struct usb_line6_variax *variax);
 106
 107
 108#endif
 109