1 /* SPDX-License-Identifier: GPL-2.0-only */ 1 /* SPDX-License-Identifier: GPL-2.0-only */
2 /* 2 /*
3 * Line 6 Linux USB driver 3 * Line 6 Linux USB driver
4 * 4 *
5 * Copyright (C) 2004-2010 Markus Grabner (lin !! 5 * Copyright (C) 2004-2010 Markus Grabner (grabner@icg.tugraz.at)
6 */ 6 */
7 7
8 #ifndef MIDIBUF_H 8 #ifndef MIDIBUF_H
9 #define MIDIBUF_H 9 #define MIDIBUF_H
10 10
11 #define LINE6_MIDIBUF_READ_TX 0 <<
12 #define LINE6_MIDIBUF_READ_RX 1 <<
13 <<
14 struct midi_buffer { 11 struct midi_buffer {
15 unsigned char *buf; 12 unsigned char *buf;
16 int size; 13 int size;
17 int split; 14 int split;
18 int pos_read, pos_write; 15 int pos_read, pos_write;
19 int full; 16 int full;
20 int command_prev; 17 int command_prev;
21 }; 18 };
22 19
23 extern int line6_midibuf_bytes_used(struct mid 20 extern int line6_midibuf_bytes_used(struct midi_buffer *mb);
24 extern int line6_midibuf_bytes_free(struct mid 21 extern int line6_midibuf_bytes_free(struct midi_buffer *mb);
25 extern void line6_midibuf_destroy(struct midi_ 22 extern void line6_midibuf_destroy(struct midi_buffer *mb);
26 extern int line6_midibuf_ignore(struct midi_bu 23 extern int line6_midibuf_ignore(struct midi_buffer *mb, int length);
27 extern int line6_midibuf_init(struct midi_buff 24 extern int line6_midibuf_init(struct midi_buffer *mb, int size, int split);
28 extern int line6_midibuf_read(struct midi_buff 25 extern int line6_midibuf_read(struct midi_buffer *mb, unsigned char *data,
29 int length, int !! 26 int length);
30 extern void line6_midibuf_reset(struct midi_bu 27 extern void line6_midibuf_reset(struct midi_buffer *mb);
31 extern int line6_midibuf_write(struct midi_buf 28 extern int line6_midibuf_write(struct midi_buffer *mb, unsigned char *data,
32 int length); 29 int length);
33 30
34 #endif 31 #endif
35 32
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