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authorRusty Russell <rusty@rustcorp.com.au>2008-12-31 15:35:57 +0300
committerRusty Russell <rusty@rustcorp.com.au>2008-12-31 15:35:57 +0300
commit2ca1a615835d9f4990f42102ab1f2ef434e7e89c (patch)
tree726cf3d5f29a6c66c44e4bd68e7ebed2fd83d059 /drivers/media/video/cx18/cx18-queue.h
parente12f0102ac81d660c9f801d0a0e10ccf4537a9de (diff)
parent6a94cb73064c952255336cc57731904174b2c58f (diff)
downloadlinux-2ca1a615835d9f4990f42102ab1f2ef434e7e89c.tar.xz
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6
Conflicts: arch/x86/kernel/io_apic.c
Diffstat (limited to 'drivers/media/video/cx18/cx18-queue.h')
-rw-r--r--drivers/media/video/cx18/cx18-queue.h22
1 files changed, 19 insertions, 3 deletions
diff --git a/drivers/media/video/cx18/cx18-queue.h b/drivers/media/video/cx18/cx18-queue.h
index 7f93bb13c09f..456cec3bc28f 100644
--- a/drivers/media/video/cx18/cx18-queue.h
+++ b/drivers/media/video/cx18/cx18-queue.h
@@ -4,6 +4,7 @@
* Derived from ivtv-queue.h
*
* Copyright (C) 2007 Hans Verkuil <hverkuil@xs4all.nl>
+ * Copyright (C) 2008 Andy Walls <awalls@radix.net>
*
* 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
@@ -42,11 +43,26 @@ static inline void cx18_buf_sync_for_device(struct cx18_stream *s,
void cx18_buf_swap(struct cx18_buffer *buf);
/* cx18_queue utility functions */
+struct cx18_queue *_cx18_enqueue(struct cx18_stream *s, struct cx18_buffer *buf,
+ struct cx18_queue *q, int to_front);
+
+static inline
+struct cx18_queue *cx18_enqueue(struct cx18_stream *s, struct cx18_buffer *buf,
+ struct cx18_queue *q)
+{
+ return _cx18_enqueue(s, buf, q, 0); /* FIFO */
+}
+
+static inline
+struct cx18_queue *cx18_push(struct cx18_stream *s, struct cx18_buffer *buf,
+ struct cx18_queue *q)
+{
+ return _cx18_enqueue(s, buf, q, 1); /* LIFO */
+}
+
void cx18_queue_init(struct cx18_queue *q);
-void cx18_enqueue(struct cx18_stream *s, struct cx18_buffer *buf,
- struct cx18_queue *q);
struct cx18_buffer *cx18_dequeue(struct cx18_stream *s, struct cx18_queue *q);
-struct cx18_buffer *cx18_queue_get_buf_irq(struct cx18_stream *s, u32 id,
+struct cx18_buffer *cx18_queue_get_buf(struct cx18_stream *s, u32 id,
u32 bytesused);
void cx18_flush_queues(struct cx18_stream *s);