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authorHans Verkuil <hverkuil@xs4all.nl>2009-03-08 17:04:38 -0300
committerMauro Carvalho Chehab <mchehab@redhat.com>2009-03-30 12:43:21 -0300
commit1cd3c0fa927084549005fc22e54d99684b314f14 (patch)
treeffec4f2829239216640983e0102f4638493a1140 /include/media
parent98ec633972a70cf71d71bc8762804f0af4792d08 (diff)
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V4L/DVB (11022): zoran/bt819: use new notify functionality.
Bt819 needs the parent driver to drive a GPIO pin low and high in order to reset its fifo. Use the new notify callback for this. Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'include/media')
-rw-r--r--include/media/bt819.h33
1 files changed, 33 insertions, 0 deletions
diff --git a/include/media/bt819.h b/include/media/bt819.h
new file mode 100644
index 00000000000..38f666bde77
--- /dev/null
+++ b/include/media/bt819.h
@@ -0,0 +1,33 @@
+/*
+ bt819.h - bt819 notifications
+
+ Copyright (C) 2009 Hans Verkuil (hverkuil@xs4all.nl)
+
+ 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; either version 2 of the License, or
+ (at your option) any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program; if not, write to the Free Software
+ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+*/
+
+#ifndef _BT819_H_
+#define _BT819_H_
+
+#include <linux/ioctl.h>
+
+/* v4l2_device notifications. */
+
+/* Needed to reset the FIFO buffer when changing the input
+ or the video standard. */
+#define BT819_FIFO_RESET_LOW _IO('b', 0)
+#define BT819_FIFO_RESET_HIGH _IO('b', 1)
+
+#endif