diff options
author | Mark Brown <broonie@kernel.org> | 2021-05-18 17:24:52 +0100 |
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committer | Mark Brown <broonie@kernel.org> | 2021-05-18 17:24:52 +0100 |
commit | c37fe6aff89cb0d842993fe2f69e48bf3ebe0ab0 (patch) | |
tree | 2a322c48218f7006bab789b7bf16ec58b129a096 /include/linux/align.h | |
parent | d7aed20d446d8c87f5e13adf73281056b0064a45 (diff) | |
parent | d07f6ca923ea0927a1024dfccafc5b53b61cfecc (diff) |
Merge tag 'v5.13-rc2' into spi-5.13
Linux 5.13-rc2
Diffstat (limited to 'include/linux/align.h')
-rw-r--r-- | include/linux/align.h | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/include/linux/align.h b/include/linux/align.h new file mode 100644 index 000000000000..2b4acec7b95a --- /dev/null +++ b/include/linux/align.h @@ -0,0 +1,15 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#ifndef _LINUX_ALIGN_H +#define _LINUX_ALIGN_H + +#include <linux/const.h> + +/* @a is a power of 2 value */ +#define ALIGN(x, a) __ALIGN_KERNEL((x), (a)) +#define ALIGN_DOWN(x, a) __ALIGN_KERNEL((x) - ((a) - 1), (a)) +#define __ALIGN_MASK(x, mask) __ALIGN_KERNEL_MASK((x), (mask)) +#define PTR_ALIGN(p, a) ((typeof(p))ALIGN((unsigned long)(p), (a))) +#define PTR_ALIGN_DOWN(p, a) ((typeof(p))ALIGN_DOWN((unsigned long)(p), (a))) +#define IS_ALIGNED(x, a) (((x) & ((typeof(x))(a) - 1)) == 0) + +#endif /* _LINUX_ALIGN_H */ |