From ea258810bf8de7d5d78d74aafe44e0ea8e7f8783 Mon Sep 17 00:00:00 2001
From: Mauro Carvalho Chehab <mchehab@redhat.com>
Date: Tue, 10 Mar 2009 05:31:34 -0300
Subject: avoid loading the entire videodev.h header for drivers that are
 already V4L2 only

From: Mauro Carvalho Chehab <mchehab@redhat.com>

Priority: normal

Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
---
 linux/include/linux/videodev.h   | 18 ++++++++++++++++++
 linux/include/media/v4l2-ioctl.h |  1 +
 2 files changed, 19 insertions(+)

(limited to 'linux/include')

diff --git a/linux/include/linux/videodev.h b/linux/include/linux/videodev.h
index 837f392fb..b19eab140 100644
--- a/linux/include/linux/videodev.h
+++ b/linux/include/linux/videodev.h
@@ -16,6 +16,23 @@
 #include <linux/ioctl.h>
 #include <linux/videodev2.h>
 
+#if defined(__MIN_V4L1) && defined (__KERNEL__)
+
+/*
+ * Used by those V4L2 core functions that need a minimum V4L1 support,
+ * in order to allow V4L1 Compatibilty code compilation.
+ */
+
+struct video_mbuf
+{
+	int	size;		/* Total memory to map */
+	int	frames;		/* Frames */
+	int	offsets[VIDEO_MAX_FRAME];
+};
+
+#define VIDIOCGMBUF		_IOR('v',20, struct video_mbuf)		/* Memory map buffer info */
+
+#else
 #if defined(CONFIG_VIDEO_V4L1_COMPAT) || !defined (__KERNEL__)
 
 #define VID_TYPE_CAPTURE	1	/* Can capture */
@@ -312,6 +329,7 @@ struct video_code
 #define VID_PLAY_END_MARK		14
 
 #endif /* CONFIG_VIDEO_V4L1_COMPAT */
+#endif /* __MIN_V4L1 */
 
 #endif /* __LINUX_VIDEODEV_H */
 
diff --git a/linux/include/media/v4l2-ioctl.h b/linux/include/media/v4l2-ioctl.h
index a8b4c0b67..7a4529def 100644
--- a/linux/include/media/v4l2-ioctl.h
+++ b/linux/include/media/v4l2-ioctl.h
@@ -15,6 +15,7 @@
 #include <linux/mutex.h>
 #include <linux/compiler.h> /* need __user */
 #ifdef CONFIG_VIDEO_V4L1_COMPAT
+#define __MIN_V4L1
 #include <linux/videodev.h>
 #else
 #include <linux/videodev2.h>
-- 
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