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authorJiri Kosina <jkosina@suse.cz>2021-06-30 09:02:28 +0200
committerJiri Kosina <jkosina@suse.cz>2021-06-30 09:02:28 +0200
commit5a94296bc02ac616336da7b5332b86d2ca8827f0 (patch)
treed13c4e7db2b4b01adb87fbf2ea5bafd2dc920b2f /include/linux/align.h
parent3b770932eefb7c0c6319d332023efee87eb12913 (diff)
parent24a31ea94922d391a96a9dd0a9a830de65423817 (diff)
Merge branch 'for-5.14/amd-sfh' into for-linus
- support for Renoir and Cezanne SoCs - support for Ambient Light Sensor - support for Human Presence Detection sensor all from Basavaraj Natikar
Diffstat (limited to 'include/linux/align.h')
-rw-r--r--include/linux/align.h15
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 */