omap3-isp-live: Initial commit

Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>

1 files changed, 34 insertions, 0 deletions

diff --git a/isp/tools.h b/isp/tools.h
new file mode 100644
index 0000000..b60cc2e
--- /dev/null
+++ b/isp/tools.h
@@ -0,0 +1,34 @@
+/*
+ * OMAP3 ISP library - Tools
+ *
+ * Copyright (C) 2010-2011 Ideas on board SPRL
+ *
+ * Contact: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
+ *
+ * This library is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU Lesser General Public License as published by
+ * the Free Software Foundation; either version 2.1 of the License, or (at
+ * your option) any later version.
+ *
+ * This library 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 Lesser General Public License
+ * along with this library; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#ifndef __TOOLS_H__
+#define __TOOLS_H__
+
+#define ARRAY_SIZE(array)	(sizeof(array) / sizeof((array)[0]))
+
+#define min(a, b)		((a) < (b) ? (a) : (b))
+#define max(a, b)		((a) > (b) ? (a) : (b))
+
+#define container_of(ptr, type, member) \
+	(type *)((char *)(ptr) - offsetof(type, member))
+
+#endif /* __TOOLS_H__ */