From 846c3c9fbbdaeb227e641d18fe56af8b2e52bfc3 Mon Sep 17 00:00:00 2001 From: Sumit Singh Date: Fri, 18 Apr 2014 20:00:36 +0530 Subject: asm-generic: relaxed.h: defined relaxed.h Defined a new header file relaxed.h, which contains basic macros which will be used for improving power efficiency for arm64. bug 1440421 Change-Id: I5ae7503afdfbaa951827bbf466d8ddccf444f558 Signed-off-by: Sumit Singh Reviewed-on: http://git-master/r/398315 (cherry picked from commit dd434aeb1afea1d9ebce1099fb6ecfa7c6c762c6) Reviewed-on: http://git-master/r/422203 Reviewed-by: Automatic_Commit_Validation_User GVS: Gerrit_Virtual_Submit Reviewed-by: Bharat Nihalani Signed-off-by: franciscofranco --- include/asm-generic/relaxed.h | 30 ++++++++++++++++++++++++++++++ 1 file changed, 30 insertions(+) create mode 100644 include/asm-generic/relaxed.h (limited to 'include') diff --git a/include/asm-generic/relaxed.h b/include/asm-generic/relaxed.h new file mode 100644 index 000000000..37dc310a4 --- /dev/null +++ b/include/asm-generic/relaxed.h @@ -0,0 +1,30 @@ +/* + * include/asm-generic/relaxed.h + * + * Copyright (c) 2014 NVIDIA Corporation. All rights reserved. + * This software is licensed under the terms of the GNU General Public + * License version 2, as published by the Free Software Foundation, and + * may be copied, distributed, and modified under those terms. + * + * 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. + */ + +#ifndef _ASM_GENERIC_RELAXED_H_ +#define _ASM_GENERIC_RELAXED_H_ + +#ifndef cpu_relaxed_read_short +#define cpu_relaxed_read_short(p) (*(p)) +#endif + +#ifndef cpu_relaxed_read +#define cpu_relaxed_read(p) (*(p)) +#endif + +#ifndef cpu_relaxed_read_long +#define cpu_relaxed_read_long(p) (*(p)) +#endif + +#endif /*_ASM_GENERIC_RELAXED_H_*/ -- cgit v1.2.3