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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#include <linux/wait.h>
19
20#include <sound/core.h>
21
22#include "driver.h"
23#include "dumprequest.h"
24
25/*
26 PODxt Live interfaces
27*/
28#define PODXTLIVE_INTERFACE_POD 0
29#define PODXTLIVE_INTERFACE_VARIAX 1
30
31/*
32 Locate name in binary program dump
33*/
34#define POD_NAME_OFFSET 0
35#define POD_NAME_LENGTH 16
36
37/*
38 Other constants
39*/
40#define POD_CONTROL_SIZE 0x80
41#define POD_BUFSIZE_DUMPREQ 7
42#define POD_STARTUP_DELAY 1000
43
44/*
45 Stages of POD startup procedure
46*/
47enum {
48 POD_STARTUP_INIT = 1,
49 POD_STARTUP_DUMPREQ,
50 POD_STARTUP_VERSIONREQ,
51 POD_STARTUP_WORKQUEUE,
52 POD_STARTUP_SETUP,
53 POD_STARTUP_LAST = POD_STARTUP_SETUP - 1
54};
55
56/**
57 Data structure for values that need to be requested explicitly.
58 This is the case for system and tuner settings.
59*/
60struct ValueWait {
61 int value;
62 wait_queue_head_t wait;
63};
64
65/**
66 Binary PODxt Pro program dump
67*/
68struct pod_program {
69 /**
70 Header information (including program name).
71 */
72 unsigned char header[0x20];
73
74 /**
75 Program parameters.
76 */
77 unsigned char control[POD_CONTROL_SIZE];
78};
79
80struct usb_line6_pod {
81 /**
82 Generic Line6 USB data.
83 */
84 struct usb_line6 line6;
85
86 /**
87 Dump request structure.
88 */
89 struct line6_dump_request dumpreq;
90
91 /**
92 Current program number.
93 */
94 unsigned char channel_num;
95
96 /**
97 Current program settings.
98 */
99 struct pod_program prog_data;
100
101 /**
102 Buffer for data retrieved from or to be stored on PODxt Pro.
103 */
104 struct pod_program prog_data_buf;
105
106 /**
107 Tuner mute mode.
108 */
109 struct ValueWait tuner_mute;
110
111 /**
112 Tuner base frequency (typically 440Hz).
113 */
114 struct ValueWait tuner_freq;
115
116 /**
117 Note received from tuner.
118 */
119 struct ValueWait tuner_note;
120
121 /**
122 Pitch value received from tuner.
123 */
124 struct ValueWait tuner_pitch;
125
126 /**
127 Instrument monitor level.
128 */
129 struct ValueWait monitor_level;
130
131 /**
132 Audio routing mode.
133 0: send processed guitar
134 1: send clean guitar
135 2: send clean guitar re-amp playback
136 3: send re-amp playback
137 */
138 struct ValueWait routing;
139
140 /**
141 Wait for audio clipping event.
142 */
143 struct ValueWait clipping;
144
145 /**
146 Timer for device initializaton.
147 */
148 struct timer_list startup_timer;
149
150 /**
151 Work handler for device initializaton.
152 */
153 struct work_struct startup_work;
154
155 /**
156 Current progress in startup procedure.
157 */
158 int startup_progress;
159
160 /**
161 Dirty flags for access to parameter data.
162 */
163 unsigned long param_dirty[POD_CONTROL_SIZE / sizeof(unsigned long)];
164
165 /**
166 Some atomic flags.
167 */
168 unsigned long atomic_flags;
169
170 /**
171 Serial number of device.
172 */
173 int serial_number;
174
175 /**
176 Firmware version (x 100).
177 */
178 int firmware_version;
179
180 /**
181 Device ID.
182 */
183 int device_id;
184
185 /**
186 Flag to indicate modification of current program settings.
187 */
188 char dirty;
189
190 /**
191 Flag to enable MIDI postprocessing.
192 */
193 char midi_postprocess;
194};
195
196extern void line6_pod_disconnect(struct usb_interface *interface);
197extern int line6_pod_init(struct usb_interface *interface,
198 struct usb_line6_pod *pod);
199extern void line6_pod_midi_postprocess(struct usb_line6_pod *pod,
200 unsigned char *data, int length);
201extern void line6_pod_process_message(struct usb_line6_pod *pod);
202extern void line6_pod_transmit_parameter(struct usb_line6_pod *pod, int param,
203 int value);
204
205#endif
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*/
45enum {
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
53struct 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
95extern void line6_pod_disconnect(struct usb_interface *interface);
96extern int line6_pod_init(struct usb_interface *interface,
97 struct usb_line6_pod *pod);
98extern void line6_pod_process_message(struct usb_line6_pod *pod);
99extern void line6_pod_transmit_parameter(struct usb_line6_pod *pod, int param,
100 u8 value);
101
102#endif