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authorStefan Hajnoczi <stefanha@gmail.com>2012-11-22 20:49:25 +0100
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2012-11-26 16:13:51 -0800
commit64bce09563a2a4b7614583f14a7ee55b0e083949 (patch)
tree7acd454b6e3a481efedf0c15670907ed8d70eeff /drivers/staging/line6
parent09fda10a0e6a4eec18edf8ed53f8be8ae10968b5 (diff)
staging: line6: drop unused dumprequest code
The line6 drive no longer requests MIDI dumps from the device so dumprequest.c is not needed. Signed-off-by: Stefan Hajnoczi <stefanha@gmail.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/staging/line6')
-rw-r--r--drivers/staging/line6/Makefile1
-rw-r--r--drivers/staging/line6/dumprequest.c135
-rw-r--r--drivers/staging/line6/dumprequest.h76
3 files changed, 0 insertions, 212 deletions
diff --git a/drivers/staging/line6/Makefile b/drivers/staging/line6/Makefile
index 44ee5ae95f18..ae5c374b0f87 100644
--- a/drivers/staging/line6/Makefile
+++ b/drivers/staging/line6/Makefile
@@ -4,7 +4,6 @@ line6usb-y := \
audio.o \
capture.o \
driver.o \
- dumprequest.o \
midi.o \
midibuf.o \
pcm.o \
diff --git a/drivers/staging/line6/dumprequest.c b/drivers/staging/line6/dumprequest.c
deleted file mode 100644
index 60c7bae3ad3c..000000000000
--- a/drivers/staging/line6/dumprequest.c
+++ /dev/null
@@ -1,135 +0,0 @@
-/*
- * Line6 Linux USB driver - 0.9.1beta
- *
- * Copyright (C) 2004-2010 Markus Grabner (grabner@icg.tugraz.at)
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation, version 2.
- *
- */
-
-#include <linux/slab.h>
-
-#include "driver.h"
-#include "dumprequest.h"
-
-/*
- Set "dump in progress" flag.
-*/
-void line6_dump_started(struct line6_dump_request *l6dr, int dest)
-{
- l6dr->in_progress = dest;
-}
-
-/*
- Invalidate current channel, i.e., set "dump in progress" flag.
- Reading from the "dump" special file blocks until dump is completed.
-*/
-void line6_invalidate_current(struct line6_dump_request *l6dr)
-{
- line6_dump_started(l6dr, LINE6_DUMP_CURRENT);
-}
-
-/*
- Clear "dump in progress" flag and notify waiting processes.
-*/
-void line6_dump_finished(struct line6_dump_request *l6dr)
-{
- l6dr->in_progress = LINE6_DUMP_NONE;
- wake_up(&l6dr->wait);
-}
-
-/*
- Send an asynchronous channel dump request.
-*/
-int line6_dump_request_async(struct line6_dump_request *l6dr,
- struct usb_line6 *line6, int num, int dest)
-{
- int ret;
- line6_dump_started(l6dr, dest);
- ret = line6_send_raw_message_async(line6, l6dr->reqbufs[num].buffer,
- l6dr->reqbufs[num].length);
-
- if (ret < 0)
- line6_dump_finished(l6dr);
-
- return ret;
-}
-
-/*
- Wait for completion (interruptible).
-*/
-int line6_dump_wait_interruptible(struct line6_dump_request *l6dr)
-{
- return wait_event_interruptible(l6dr->wait,
- l6dr->in_progress == LINE6_DUMP_NONE);
-}
-
-/*
- Wait for completion.
-*/
-void line6_dump_wait(struct line6_dump_request *l6dr)
-{
- wait_event(l6dr->wait, l6dr->in_progress == LINE6_DUMP_NONE);
-}
-
-/*
- Wait for completion (with timeout).
-*/
-int line6_dump_wait_timeout(struct line6_dump_request *l6dr, long timeout)
-{
- return wait_event_timeout(l6dr->wait,
- l6dr->in_progress == LINE6_DUMP_NONE,
- timeout);
-}
-
-/*
- Initialize dump request buffer.
-*/
-int line6_dumpreq_initbuf(struct line6_dump_request *l6dr, const void *buf,
- size_t len, int num)
-{
- l6dr->reqbufs[num].buffer = kmemdup(buf, len, GFP_KERNEL);
- if (l6dr->reqbufs[num].buffer == NULL)
- return -ENOMEM;
- l6dr->reqbufs[num].length = len;
- return 0;
-}
-
-/*
- Initialize dump request data structure (including one buffer).
-*/
-int line6_dumpreq_init(struct line6_dump_request *l6dr, const void *buf,
- size_t len)
-{
- int ret;
- ret = line6_dumpreq_initbuf(l6dr, buf, len, 0);
- if (ret < 0)
- return ret;
- init_waitqueue_head(&l6dr->wait);
- return 0;
-}
-
-/*
- Destruct dump request data structure.
-*/
-void line6_dumpreq_destructbuf(struct line6_dump_request *l6dr, int num)
-{
- if (l6dr == NULL)
- return;
- if (l6dr->reqbufs[num].buffer == NULL)
- return;
- kfree(l6dr->reqbufs[num].buffer);
- l6dr->reqbufs[num].buffer = NULL;
-}
-
-/*
- Destruct dump request data structure.
-*/
-void line6_dumpreq_destruct(struct line6_dump_request *l6dr)
-{
- if (l6dr->reqbufs[0].buffer == NULL)
- return;
- line6_dumpreq_destructbuf(l6dr, 0);
-}
diff --git a/drivers/staging/line6/dumprequest.h b/drivers/staging/line6/dumprequest.h
deleted file mode 100644
index c17a262fad2e..000000000000
--- a/drivers/staging/line6/dumprequest.h
+++ /dev/null
@@ -1,76 +0,0 @@
-/*
- * Line6 Linux USB driver - 0.9.1beta
- *
- * Copyright (C) 2004-2010 Markus Grabner (grabner@icg.tugraz.at)
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation, version 2.
- *
- */
-
-#ifndef DUMPREQUEST_H
-#define DUMPREQUEST_H
-
-#include <linux/usb.h>
-#include <linux/wait.h>
-#include <sound/core.h>
-
-enum {
- LINE6_DUMP_NONE,
- LINE6_DUMP_CURRENT
-};
-
-struct line6_dump_reqbuf {
- /**
- Buffer for dump requests.
- */
- unsigned char *buffer;
-
- /**
- Size of dump request.
- */
- size_t length;
-};
-
-/**
- Provides the functionality to request channel/model/... dump data from a
- Line6 device.
-*/
-struct line6_dump_request {
- /**
- Wait queue for access to program dump data.
- */
- wait_queue_head_t wait;
-
- /**
- Indicates an unfinished program dump request.
- 0: no dump
- 1: dump current settings
- Other device-specific values are also allowed.
- */
- int in_progress;
-
- /**
- Dump request buffers
- */
- struct line6_dump_reqbuf reqbufs[1];
-};
-
-extern void line6_dump_finished(struct line6_dump_request *l6dr);
-extern int line6_dump_request_async(struct line6_dump_request *l6dr,
- struct usb_line6 *line6, int num, int dest);
-extern void line6_dump_started(struct line6_dump_request *l6dr, int dest);
-extern void line6_dumpreq_destruct(struct line6_dump_request *l6dr);
-extern void line6_dumpreq_destructbuf(struct line6_dump_request *l6dr, int num);
-extern int line6_dumpreq_init(struct line6_dump_request *l6dr, const void *buf,
- size_t len);
-extern int line6_dumpreq_initbuf(struct line6_dump_request *l6dr,
- const void *buf, size_t len, int num);
-extern void line6_invalidate_current(struct line6_dump_request *l6dr);
-extern void line6_dump_wait(struct line6_dump_request *l6dr);
-extern int line6_dump_wait_interruptible(struct line6_dump_request *l6dr);
-extern int line6_dump_wait_timeout(struct line6_dump_request *l6dr,
- long timeout);
-
-#endif