Commit | Line | Data |
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705ececd MG |
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 | */ | |
52 | struct ValueWait | |
53 | { | |
54 | unsigned short value; | |
55 | wait_queue_head_t wait; | |
56 | }; | |
57 | ||
58 | /** | |
59 | Binary PodXT Pro program dump | |
60 | */ | |
61 | struct pod_program { | |
62 | /** | |
63 | Header information (including program name). | |
64 | */ | |
65 | unsigned char header[0x20]; | |
66 | ||
67 | /** | |
68 | Program parameters. | |
69 | */ | |
70 | unsigned char control[POD_CONTROL_SIZE]; | |
71 | }; | |
72 | ||
73 | struct usb_line6_pod { | |
74 | /** | |
75 | Generic Line6 USB data. | |
76 | */ | |
77 | struct usb_line6 line6; | |
78 | ||
79 | /** | |
80 | Dump request structure. | |
81 | */ | |
82 | struct line6_dump_request dumpreq; | |
83 | ||
84 | /** | |
85 | Current program number. | |
86 | */ | |
87 | unsigned char channel_num; | |
88 | ||
89 | /** | |
90 | Current program settings. | |
91 | */ | |
92 | struct pod_program prog_data; | |
93 | ||
94 | /** | |
95 | Buffer for data retrieved from or to be stored on PODxt Pro. | |
96 | */ | |
97 | struct pod_program prog_data_buf; | |
98 | ||
99 | /** | |
100 | Buffer for requesting version number. | |
101 | */ | |
102 | unsigned char *buffer_versionreq; | |
103 | ||
104 | /** | |
105 | Tuner mute mode. | |
106 | */ | |
107 | struct ValueWait tuner_mute; | |
108 | ||
109 | /** | |
110 | Tuner base frequency (typically 440Hz). | |
111 | */ | |
112 | struct ValueWait tuner_freq; | |
113 | ||
114 | /** | |
115 | Note received from tuner. | |
116 | */ | |
117 | struct ValueWait tuner_note; | |
118 | ||
119 | /** | |
120 | Pitch value received from tuner. | |
121 | */ | |
122 | struct ValueWait tuner_pitch; | |
123 | ||
124 | /** | |
125 | Instrument monitor level. | |
126 | */ | |
127 | struct ValueWait monitor_level; | |
128 | ||
129 | /** | |
130 | Audio routing mode. | |
131 | 0: send processed guitar | |
132 | 1: send clean guitar | |
133 | 2: send clean guitar re-amp playback | |
134 | 3: send re-amp playback | |
135 | */ | |
136 | struct ValueWait routing; | |
137 | ||
138 | /** | |
139 | Wait for audio clipping event. | |
140 | */ | |
141 | struct ValueWait clipping; | |
142 | ||
143 | /** | |
144 | Bottom-half for creation of sysfs special files. | |
145 | */ | |
146 | struct work_struct create_files_work; | |
147 | ||
148 | /** | |
149 | Dirty flags for access to parameter data. | |
150 | */ | |
151 | unsigned long param_dirty[POD_CONTROL_SIZE / sizeof(unsigned long)]; | |
152 | ||
153 | /** | |
154 | Some atomic flags. | |
155 | */ | |
156 | unsigned long atomic_flags; | |
157 | ||
158 | /** | |
159 | Counter for startup process. | |
160 | */ | |
161 | int startup_count; | |
162 | ||
163 | /** | |
164 | Serial number of device. | |
165 | */ | |
166 | int serial_number; | |
167 | ||
168 | /** | |
169 | Firmware version (x 100). | |
170 | */ | |
171 | int firmware_version; | |
172 | ||
173 | /** | |
174 | Device ID. | |
175 | */ | |
176 | int device_id; | |
177 | ||
178 | /** | |
179 | Flag to indicate modification of current program settings. | |
180 | */ | |
181 | char dirty; | |
182 | ||
183 | /** | |
184 | Flag if initial firmware version request has been successful. | |
185 | */ | |
186 | char versionreq_ok; | |
187 | ||
188 | /** | |
189 | Flag to enable MIDI postprocessing. | |
190 | */ | |
191 | char midi_postprocess; | |
192 | }; | |
193 | ||
194 | ||
195 | extern void pod_disconnect(struct usb_interface *interface); | |
196 | extern int pod_init(struct usb_interface *interface, struct usb_line6_pod *pod); | |
197 | extern void pod_midi_postprocess(struct usb_line6_pod *pod, unsigned char *data, int length); | |
198 | extern void pod_process_message(struct usb_line6_pod *pod); | |
199 | extern void pod_receive_parameter(struct usb_line6_pod *pod, int param); | |
200 | extern void pod_transmit_parameter(struct usb_line6_pod *pod, int param, int value); | |
201 | ||
202 | ||
203 | #endif |