2009-02-28 03:43:04 +00:00
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/*
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* Line6 Linux USB driver - 0.8.0
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*
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* Copyright (C) 2004-2009 Markus Grabner (grabner@icg.tugraz.at)
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation, version 2.
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*
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*/
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#ifndef DUMPREQUEST_H
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#define DUMPREQUEST_H
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#include <linux/usb.h>
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#include <linux/wait.h>
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#include <sound/core.h>
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enum {
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LINE6_DUMP_NONE,
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LINE6_DUMP_CURRENT
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};
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struct line6_dump_reqbuf {
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/**
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Buffer for dump requests.
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*/
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unsigned char *buffer;
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/**
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Size of dump request.
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*/
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size_t length;
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};
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/**
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Provides the functionality to request channel/model/... dump data from a
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Line6 device.
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*/
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struct line6_dump_request {
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/**
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Wait queue for access to program dump data.
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*/
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wait_queue_head_t wait;
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/**
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Indicates an unfinished program dump request.
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0: no dump
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1: dump current settings
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Other device-specific values are also allowed.
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*/
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int in_progress;
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/**
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Timer for delayed dump request.
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*/
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struct timer_list timer;
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/**
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Flag if initial dump request has been successful.
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*/
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char ok;
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/**
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Dump request buffers
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*/
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struct line6_dump_reqbuf reqbufs[1];
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};
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extern void line6_dump_finished(struct line6_dump_request *l6dr);
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2009-02-28 05:09:55 +00:00
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extern int line6_dump_request_async(struct line6_dump_request *l6dr,
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struct usb_line6 *line6, int num);
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2009-02-28 03:43:04 +00:00
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extern void line6_dump_started(struct line6_dump_request *l6dr, int dest);
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extern void line6_dumpreq_destruct(struct line6_dump_request *l6dr);
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extern void line6_dumpreq_destructbuf(struct line6_dump_request *l6dr, int num);
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2009-02-28 05:09:55 +00:00
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extern int line6_dumpreq_init(struct line6_dump_request *l6dr, const void *buf,
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size_t len);
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extern int line6_dumpreq_initbuf(struct line6_dump_request *l6dr,
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const void *buf, size_t len, int num);
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2009-02-28 03:43:04 +00:00
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extern void line6_invalidate_current(struct line6_dump_request *l6dr);
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extern void line6_startup_delayed(struct line6_dump_request *l6dr, int seconds,
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2009-02-28 05:09:55 +00:00
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void (*function)(unsigned long), void *data);
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2009-02-28 03:43:04 +00:00
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extern int line6_wait_dump(struct line6_dump_request *l6dr, int nonblock);
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#endif
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