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authorIru Cai <mytbk920423@gmail.com>2019-10-30 14:21:52 +0800
committerIru Cai <mytbk920423@gmail.com>2019-10-30 14:48:38 +0800
commitae51f41d14f548d494ac41e0d21137c5a4c3f59c (patch)
tree6ddb9d1aaa7bd5bad5bbf8497edc2e08ff208d79 /include/linux/unaligned/access_ok.h
downloaduext4-ae51f41d14f548d494ac41e0d21137c5a4c3f59c.tar.xz
import the U-Boot code and make it compile
Diffstat (limited to 'include/linux/unaligned/access_ok.h')
-rw-r--r--include/linux/unaligned/access_ok.h66
1 files changed, 66 insertions, 0 deletions
diff --git a/include/linux/unaligned/access_ok.h b/include/linux/unaligned/access_ok.h
new file mode 100644
index 0000000..5f46eee
--- /dev/null
+++ b/include/linux/unaligned/access_ok.h
@@ -0,0 +1,66 @@
+#ifndef _LINUX_UNALIGNED_ACCESS_OK_H
+#define _LINUX_UNALIGNED_ACCESS_OK_H
+
+#include <asm/byteorder.h>
+
+static inline u16 get_unaligned_le16(const void *p)
+{
+ return le16_to_cpup((__le16 *)p);
+}
+
+static inline u32 get_unaligned_le32(const void *p)
+{
+ return le32_to_cpup((__le32 *)p);
+}
+
+static inline u64 get_unaligned_le64(const void *p)
+{
+ return le64_to_cpup((__le64 *)p);
+}
+
+static inline u16 get_unaligned_be16(const void *p)
+{
+ return be16_to_cpup((__be16 *)p);
+}
+
+static inline u32 get_unaligned_be32(const void *p)
+{
+ return be32_to_cpup((__be32 *)p);
+}
+
+static inline u64 get_unaligned_be64(const void *p)
+{
+ return be64_to_cpup((__be64 *)p);
+}
+
+static inline void put_unaligned_le16(u16 val, void *p)
+{
+ *((__le16 *)p) = cpu_to_le16(val);
+}
+
+static inline void put_unaligned_le32(u32 val, void *p)
+{
+ *((__le32 *)p) = cpu_to_le32(val);
+}
+
+static inline void put_unaligned_le64(u64 val, void *p)
+{
+ *((__le64 *)p) = cpu_to_le64(val);
+}
+
+static inline void put_unaligned_be16(u16 val, void *p)
+{
+ *((__be16 *)p) = cpu_to_be16(val);
+}
+
+static inline void put_unaligned_be32(u32 val, void *p)
+{
+ *((__be32 *)p) = cpu_to_be32(val);
+}
+
+static inline void put_unaligned_be64(u64 val, void *p)
+{
+ *((__be64 *)p) = cpu_to_be64(val);
+}
+
+#endif /* _LINUX_UNALIGNED_ACCESS_OK_H */