[PATCH v1 1/3] swab: Add array operations

From: Andy Shevchenko
Date: Wed Aug 31 2022 - 10:54:02 EST


For now, some simple array operations to swab.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx>
---
include/linux/swab.h | 25 +++++++++++++++++++++++++
1 file changed, 25 insertions(+)

diff --git a/include/linux/swab.h b/include/linux/swab.h
index bcff5149861a..9b804dbb0d79 100644
--- a/include/linux/swab.h
+++ b/include/linux/swab.h
@@ -20,4 +20,29 @@
# define swab64s __swab64s
# define swahw32s __swahw32s
# define swahb32s __swahb32s
+
+static inline void swab16_array(u16 *buf, unsigned int words)
+{
+ while (words--) {
+ swab16s(buf);
+ buf++;
+ }
+}
+
+static inline void swab32_array(u32 *buf, unsigned int words)
+{
+ while (words--) {
+ swab32s(buf);
+ buf++;
+ }
+}
+
+static inline void swab64_array(u64 *buf, unsigned int words)
+{
+ while (words--) {
+ swab64s(buf);
+ buf++;
+ }
+}
+
#endif /* _LINUX_SWAB_H */
--
2.35.1