[PATCH v1 1/1] kernel.h: Split the hexadecimal related helpers to hex.h

Andy Shevchenko
2023-03-23T15:50:03Z

For the sake of cleaning up the kernel.h split the hexadecimal
related helpers to own header called 'hex.h'.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
---
include/linux/hex.h | 35 +++++++++++++++++++++++++++++++++++
include/linux/kernel.h | 29 +----------------------------
2 files changed, 36 insertions(+), 28 deletions(-)
create mode 100644 include/linux/hex.h

diff --git a/include/linux/hex.h b/include/linux/hex.h
new file mode 100644
index 000000000000..2618382e5b0c
--- /dev/null
+++ b/include/linux/hex.h
@@ -0,0 +1,35 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef _LINUX_HEX_H
+#define _LINUX_HEX_H
+
+#include <linux/types.h>
+
+extern const char hex_asc[];
+#define hex_asc_lo(x) hex_asc[((x) & 0x0f)]
+#define hex_asc_hi(x) hex_asc[((x) & 0xf0) >> 4]
+
+static inline char *hex_byte_pack(char *buf, u8 byte)
+{
+ *buf++ = hex_asc_hi(byte);
+ *buf++ = hex_asc_lo(byte);
+ return buf;
+}
+
+extern const char hex_asc_upper[];
+#define hex_asc_upper_lo(x) hex_asc_upper[((x) & 0x0f)]
+#define hex_asc_upper_hi(x) hex_asc_upper[((x) & 0xf0) >> 4]
+
+static inline char *hex_byte_pack_upper(char *buf, u8 byte)
+{
+ *buf++ = hex_asc_upper_hi(byte);
+ *buf++ = hex_asc_upper_lo(byte);
+ return buf;
+}
+
+extern int hex_to_bin(unsigned char ch);
+extern int __must_check hex2bin(u8 *dst, const char *src, size_t count);
+extern char *bin2hex(char *dst, const void *src, size_t count);
+
+bool mac_pton(const char *s, u8 *mac);
+
+#endif
diff --git a/include/linux/kernel.h b/include/linux/kernel.h
index 40bce7495af8..0d91e0af0125 100644
--- a/include/linux/kernel.h
+++ b/include/linux/kernel.h
@@ -20,6 +20,7 @@
#include <linux/compiler.h>
#include <linux/container_of.h>
#include <linux/bitops.h>
+#include <linux/hex.h>
#include <linux/kstrtox.h>
#include <linux/log2.h>
#include <linux/math.h>
@@ -263,34 +264,6 @@ extern enum system_states {
SYSTEM_SUSPEND,
} system_state;

-extern const char hex_asc[];
-#define hex_asc_lo(x) hex_asc[((x) & 0x0f)]
-#define hex_asc_hi(x) hex_asc[((x) & 0xf0) >> 4]
-
-static inline char *hex_byte_pack(char *buf, u8 byte)
-{
- *buf++ = hex_asc_hi(byte);
- *buf++ = hex_asc_lo(byte);
- return buf;
-}
-
-extern const char hex_asc_upper[];
-#define hex_asc_upper_lo(x) hex_asc_upper[((x) & 0x0f)]
-#define hex_asc_upper_hi(x) hex_asc_upper[((x) & 0xf0) >> 4]
-
-static inline char *hex_byte_pack_upper(char *buf, u8 byte)
-{
- *buf++ = hex_asc_upper_hi(byte);
- *buf++ = hex_asc_upper_lo(byte);
- return buf;
-}
-
-extern int hex_to_bin(unsigned char ch);
-extern int __must_check hex2bin(u8 *dst, const char *src, size_t count);
-extern char *bin2hex(char *dst, const void *src, size_t count);
-
-bool mac_pton(const char *s, u8 *mac);
-
/*
* General tracing related utility functions - trace_printk(),
* tracing_on/tracing_off and tracing_start()/tracing_stop
--
2.40.0.1.gaa8946217a0b