drivers/staging/line6/pod.h

   1 /*
   2  * Line6 Linux USB driver - 0.9.1beta
   3  *
   4  * Copyright (C) 2004-2010 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 POD_H
  13 #define POD_H
  14
  15 #include <linux/interrupt.h>
  16 #include <linux/spinlock.h>
  17 #include <linux/usb.h>
  18
  19 #include <sound/core.h>
  20
  21 #include "driver.h"
  22
  23 /*
  24         PODxt Live interfaces
  25 */
  26 #define PODXTLIVE_INTERFACE_POD    0
  27 #define PODXTLIVE_INTERFACE_VARIAX 1
  28
  29 /*
  30         Locate name in binary program dump
  31 */
  32 #define POD_NAME_OFFSET 0
  33 #define POD_NAME_LENGTH 16
  34
  35 /*
  36         Other constants
  37 */
  38 #define POD_CONTROL_SIZE 0x80
  39 #define POD_BUFSIZE_DUMPREQ 7
  40 #define POD_STARTUP_DELAY 1000
  41
  42 /*
  43         Stages of POD startup procedure
  44 */
  45 enum {
  46         POD_STARTUP_INIT = 1,
  47         POD_STARTUP_VERSIONREQ,
  48         POD_STARTUP_WORKQUEUE,
  49         POD_STARTUP_SETUP,
  50         POD_STARTUP_LAST = POD_STARTUP_SETUP - 1
  51 };
  52
  53 struct usb_line6_pod {
  54         /**
  55                 Generic Line6 USB data.
  56         */
  57         struct usb_line6 line6;
  58
  59         /**
  60                 Instrument monitor level.
  61         */
  62         int monitor_level;
  63
  64         /**
  65                 Timer for device initializaton.
  66         */
  67         struct timer_list startup_timer;
  68
  69         /**
  70                 Work handler for device initializaton.
  71         */
  72         struct work_struct startup_work;
  73
  74         /**
  75                 Current progress in startup procedure.
  76         */
  77         int startup_progress;
  78
  79         /**
  80                 Serial number of device.
  81         */
  82         int serial_number;
  83
  84         /**
  85                 Firmware version (x 100).
  86         */
  87         int firmware_version;
  88
  89         /**
  90                 Device ID.
  91         */
  92         int device_id;
  93 };
  94
  95 extern void line6_pod_disconnect(struct usb_interface *interface);
  96 extern int line6_pod_init(struct usb_interface *interface,
  97                           struct usb_line6_pod *pod);
  98 extern void line6_pod_process_message(struct usb_line6_pod *pod);
  99 extern void line6_pod_transmit_parameter(struct usb_line6_pod *pod, int param,
 100                                          u8 value);
 101
 102 #endif