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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 | */ | |
a49e4838 | 52 | struct ValueWait { |
705ececd MG |
53 | unsigned short value; |
54 | wait_queue_head_t wait; | |
55 | }; | |
56 | ||
57 | /** | |
58 | Binary PodXT Pro program dump | |
59 | */ | |
60 | struct 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 | ||
72 | struct 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 | ||
194 | extern void pod_disconnect(struct usb_interface *interface); | |
195 | extern int pod_init(struct usb_interface *interface, struct usb_line6_pod *pod); | |
a49e4838 GKH |
196 | extern void pod_midi_postprocess(struct usb_line6_pod *pod, |
197 | unsigned char *data, int length); | |
705ececd MG |
198 | extern void pod_process_message(struct usb_line6_pod *pod); |
199 | extern void pod_receive_parameter(struct usb_line6_pod *pod, int param); | |
a49e4838 GKH |
200 | extern void pod_transmit_parameter(struct usb_line6_pod *pod, int param, |
201 | int value); | |
705ececd MG |
202 | |
203 | ||
204 | #endif |