Module Name: src
Committed By: riastradh
Date: Mon Aug 27 07:15:19 UTC 2018
Modified Files:
src/sys/external/bsd/drm2/include/linux: circ_buf.h
Log Message:
Populate circ_buf.h with CIRC_SPACE.
To generate a diff of this commit:
cvs rdiff -u -r1.1 -r1.2 src/sys/external/bsd/drm2/include/linux/circ_buf.h
Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.
Modified files:
Index: src/sys/external/bsd/drm2/include/linux/circ_buf.h
diff -u src/sys/external/bsd/drm2/include/linux/circ_buf.h:1.1 src/sys/external/bsd/drm2/include/linux/circ_buf.h:1.2
--- src/sys/external/bsd/drm2/include/linux/circ_buf.h:1.1 Mon Aug 27 05:50:06 2018
+++ src/sys/external/bsd/drm2/include/linux/circ_buf.h Mon Aug 27 07:15:18 2018
@@ -0,0 +1,38 @@
+/* $NetBSD: circ_buf.h,v 1.2 2018/08/27 07:15:18 riastradh Exp $ */
+
+/*-
+ * Copyright (c) 2018 The NetBSD Foundation, Inc.
+ * All rights reserved.
+ *
+ * This code is derived from software contributed to The NetBSD Foundation
+ * by Taylor R. Campbell.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
+ * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
+ * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
+ * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#ifndef _LINUX_CIRC_BUF_H_
+#define _LINUX_CIRC_BUF_H_
+
+#define CIRC_SPACE(HEAD, TAIL, SIZE) \
+ (((TAIL) - ((HEAD) + 1)) & ((SIZE) - 1))
+
+#endif /* _LINUX_CIRC_BUF_H_ */
