---

yaml --- r: 325857 b: refs/heads/master c: b53d657 h: refs/heads/master i: 325855: 602bfb8 v: v3
git-mirror · Sep 10, 2012 · 279fc64 · 279fc64
1 parent 7d4e6f4
commit 279fc64
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Showing 4 changed files with 23 additions and 10 deletions.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 8a424bf40d772fedacc91862ecc86f10541fabb3
+refs/heads/master: b53d657d84f530e5d83f34ff1b81ceedad3faa31
diff --git a/trunk/drivers/usb/core/hcd.c b/trunk/drivers/usb/core/hcd.c
@@ -22,6 +22,7 @@
  * Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  */
 
+#include <linux/bcd.h>
 #include <linux/module.h>
 #include <linux/version.h>
 #include <linux/kernel.h>
@@ -123,9 +124,8 @@ static inline int is_root_hub(struct usb_device *udev)
  */
 
 /*-------------------------------------------------------------------------*/
-
-#define KERNEL_REL	((LINUX_VERSION_CODE >> 16) & 0x0ff)
-#define KERNEL_VER	((LINUX_VERSION_CODE >> 8) & 0x0ff)
+#define KERNEL_REL	bin2bcd(((LINUX_VERSION_CODE >> 16) & 0x0ff))
+#define KERNEL_VER	bin2bcd(((LINUX_VERSION_CODE >> 8) & 0x0ff))
 
 /* usb 3.0 root hub device descriptor */
 static const u8 usb3_rh_dev_descriptor[18] = {

diff --git a/trunk/include/linux/bcd.h b/trunk/include/linux/bcd.h
@@ -3,7 +3,20 @@
 
 #include <linux/compiler.h>
 
-unsigned bcd2bin(unsigned char val) __attribute_const__;
-unsigned char bin2bcd(unsigned val) __attribute_const__;
+#define bcd2bin(x)					\
+		(__builtin_constant_p((u8 )(x)) ?	\
+		const_bcd2bin(x) :			\
+		_bcd2bin(x))
+
+#define bin2bcd(x)					\
+		(__builtin_constant_p((u8 )(x)) ?	\
+		const_bin2bcd(x) :			\
+		_bin2bcd(x))
+
+#define const_bcd2bin(x)	(((x) & 0x0f) + ((x) >> 4) * 10)
+#define const_bin2bcd(x)	((((x) / 10) << 4) + (x) % 10)
+
+unsigned _bcd2bin(unsigned char val) __attribute_const__;
+unsigned char _bin2bcd(unsigned val) __attribute_const__;
 
 #endif /* _BCD_H */
diff --git a/trunk/lib/bcd.c b/trunk/lib/bcd.c
@@ -1,14 +1,14 @@
 #include <linux/bcd.h>
 #include <linux/export.h>
 
-unsigned bcd2bin(unsigned char val)
+unsigned _bcd2bin(unsigned char val)
 {
 	return (val & 0x0f) + (val >> 4) * 10;
 }
-EXPORT_SYMBOL(bcd2bin);
+EXPORT_SYMBOL(_bcd2bin);
 
-unsigned char bin2bcd(unsigned val)
+unsigned char _bin2bcd(unsigned val)
 {
 	return ((val / 10) << 4) + val % 10;
 }
-EXPORT_SYMBOL(bin2bcd);
+EXPORT_SYMBOL(_bin2bcd);