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android-kvm / linux / 9ac3e58ceff0b7b8b981c09c38a28742270eea12 / . / drivers / staging / line6 / pod.h
blob: 7051ca613819aac554cabc9ee7bfdddc2f153702 [file] [log] [blame]
Markus Grabner705ecec2009-02-27 19:43:04 -0800[diff] [blame]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 POD_H
13#define POD_H
14
15
16#include "driver.h"
17
18#include <linux/spinlock.h>
19#include <linux/usb.h>
20#include <linux/wait.h>
21#include <linux/workqueue.h>
22
23#include <sound/core.h>
24
25#include "dumprequest.h"
26
27
28/*
29 PODxt Live interfaces
30*/
31#define PODXTLIVE_INTERFACE_POD 0
32#define PODXTLIVE_INTERFACE_VARIAX 1
33
34/*
35 Locate name in binary program dump
36*/
37#define POD_NAME_OFFSET 0
38#define POD_NAME_LENGTH 16
39
40/*
41 Other constants
42*/
43#define POD_CONTROL_SIZE 0x80
44#define POD_BUFSIZE_DUMPREQ 7
45#define POD_STARTUP_DELAY 3
46
47
48/**
49 Data structure for values that need to be requested explicitly.
50 This is the case for system and tuner settings.
51*/
Greg Kroah-Hartmana49e4832009-02-27 21:09:55 -0800[diff] [blame]52struct ValueWait {
Markus Grabner705ecec2009-02-27 19:43:04 -0800[diff] [blame]53 unsigned short value;
54 wait_queue_head_t wait;
55};
56
57/**
58 Binary PodXT Pro program dump
59*/
60struct pod_program {
61 /**
62 Header information (including program name).
63 */
64 unsigned char header[0x20];
65
66 /**
67 Program parameters.
68 */
69 unsigned char control[POD_CONTROL_SIZE];
70};
71
72struct usb_line6_pod {
73 /**
74 Generic Line6 USB data.
75 */
76 struct usb_line6 line6;
77
78 /**
79 Dump request structure.
80 */
81 struct line6_dump_request dumpreq;
82
83 /**
84 Current program number.
85 */
86 unsigned char channel_num;
87
88 /**
89 Current program settings.
90 */
91 struct pod_program prog_data;
92
93 /**
94 Buffer for data retrieved from or to be stored on PODxt Pro.
95 */
96 struct pod_program prog_data_buf;
97
98 /**
99 Buffer for requesting version number.
100 */
101 unsigned char *buffer_versionreq;
102
103 /**
104 Tuner mute mode.
105 */
106 struct ValueWait tuner_mute;
107
108 /**
109 Tuner base frequency (typically 440Hz).
110 */
111 struct ValueWait tuner_freq;
112
113 /**
114 Note received from tuner.
115 */
116 struct ValueWait tuner_note;
117
118 /**
119 Pitch value received from tuner.
120 */
121 struct ValueWait tuner_pitch;
122
123 /**
124 Instrument monitor level.
125 */
126 struct ValueWait monitor_level;
127
128 /**
129 Audio routing mode.
130 0: send processed guitar
131 1: send clean guitar
132 2: send clean guitar re-amp playback
133 3: send re-amp playback
134 */
135 struct ValueWait routing;
136
137 /**
138 Wait for audio clipping event.
139 */
140 struct ValueWait clipping;
141
142 /**
143 Bottom-half for creation of sysfs special files.
144 */
145 struct work_struct create_files_work;
146
147 /**
148 Dirty flags for access to parameter data.
149 */
150 unsigned long param_dirty[POD_CONTROL_SIZE / sizeof(unsigned long)];
151
152 /**
153 Some atomic flags.
154 */
155 unsigned long atomic_flags;
156
157 /**
158 Counter for startup process.
159 */
160 int startup_count;
161
162 /**
163 Serial number of device.
164 */
165 int serial_number;
166
167 /**
168 Firmware version (x 100).
169 */
170 int firmware_version;
171
172 /**
173 Device ID.
174 */
175 int device_id;
176
177 /**
178 Flag to indicate modification of current program settings.
179 */
180 char dirty;
181
182 /**
183 Flag if initial firmware version request has been successful.
184 */
185 char versionreq_ok;
186
187 /**
188 Flag to enable MIDI postprocessing.
189 */
190 char midi_postprocess;
191};
192
193
194extern void pod_disconnect(struct usb_interface *interface);
195extern int pod_init(struct usb_interface *interface, struct usb_line6_pod *pod);
Greg Kroah-Hartmana49e4832009-02-27 21:09:55 -0800[diff] [blame]196extern void pod_midi_postprocess(struct usb_line6_pod *pod,
197 unsigned char *data, int length);
Markus Grabner705ecec2009-02-27 19:43:04 -0800[diff] [blame]198extern void pod_process_message(struct usb_line6_pod *pod);
199extern void pod_receive_parameter(struct usb_line6_pod *pod, int param);
Greg Kroah-Hartmana49e4832009-02-27 21:09:55 -0800[diff] [blame]200extern void pod_transmit_parameter(struct usb_line6_pod *pod, int param,
201 int value);
Markus Grabner705ecec2009-02-27 19:43:04 -0800[diff] [blame]202
203
204#endif