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authorAlex Deucher <alexander.deucher@amd.com>2015-04-23 16:44:28 -0400
committerAlex Deucher <alexander.deucher@amd.com>2015-07-30 00:11:09 -0400
commit9249e4fea256c3ea4f66d27ea0372032fc93fd60 (patch)
tree5e7b8407ba3f6f362c84bfedd5513f1dbcb9d25c
parent5363bb1d10c88e54ecdb9662b5f96b3909869885 (diff)
drm: add util_math.h
Used by amdgpu, could be used by other components. Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
-rw-r--r--Makefile.sources3
-rw-r--r--util_math.h32
2 files changed, 34 insertions, 1 deletions
diff --git a/Makefile.sources b/Makefile.sources
index 38626be6..ab1172d2 100644
--- a/Makefile.sources
+++ b/Makefile.sources
@@ -9,7 +9,8 @@ LIBDRM_FILES := \
xf86atomic.h \
libdrm_macros.h \
libdrm_lists.h \
- util_double_list.h
+ util_double_list.h \
+ util_math.h
LIBDRM_H_FILES := \
xf86drm.h \
diff --git a/util_math.h b/util_math.h
new file mode 100644
index 00000000..b8de0f86
--- /dev/null
+++ b/util_math.h
@@ -0,0 +1,32 @@
+/*
+ * Copyright 2014 Advanced Micro Devices, Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ *
+*/
+
+#ifndef _UTIL_MATH_H_
+#define _UTIL_MATH_H_
+
+#define MIN2( A, B ) ( (A)<(B) ? (A) : (B) )
+#define MAX2( A, B ) ( (A)>(B) ? (A) : (B) )
+
+#define ALIGN( value, alignment ) ( ((value) + (alignment) - 1) & ~((alignment) - 1) )
+
+#endif /*_UTIL_MATH_H_*/