| 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
|---|
| 2 | #ifndef _LINUX_ALIGN_H |
|---|
| 3 | #define _LINUX_ALIGN_H |
|---|
| 4 | |
|---|
| 5 | #include <linux/const.h> |
|---|
| 6 | |
|---|
| 7 | /* @a is a power of 2 value */ |
|---|
| 8 | #define ALIGN(x, a) __ALIGN_KERNEL((x), (a)) |
|---|
| 9 | #define ALIGN_DOWN(x, a) __ALIGN_KERNEL((x) - ((a) - 1), (a)) |
|---|
| 10 | #define __ALIGN_MASK(x, mask) __ALIGN_KERNEL_MASK((x), (mask)) |
|---|
| 11 | #define PTR_ALIGN(p, a) ((typeof(p))ALIGN((unsigned long)(p), (a))) |
|---|
| 12 | #define PTR_ALIGN_DOWN(p, a) ((typeof(p))ALIGN_DOWN((unsigned long)(p), (a))) |
|---|
| 13 | #define IS_ALIGNED(x, a) (((x) & ((typeof(x))(a) - 1)) == 0) |
|---|
| 14 | |
|---|
| 15 | #endif /* _LINUX_ALIGN_H */ |
|---|
| 16 | |
|---|
