Used by amdgpu, could be used by other components.
Signed-off-by: Alex Deucher alexander.deucher@amd.com --- Makefile.sources | 3 ++- util_math.h | 32 ++++++++++++++++++++++++++++++++ 2 files changed, 34 insertions(+), 1 deletion(-) create mode 100644 util_math.h
diff --git a/Makefile.sources b/Makefile.sources index 862415c..e1d861b 100644 --- a/Makefile.sources +++ b/Makefile.sources @@ -9,7 +9,8 @@ LIBDRM_FILES := \ xf86atomic.h \ libdrm.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 0000000..b8de0f8 --- /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_*/