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authorDavid Woodhouse <David.Woodhouse@intel.com>2008-10-13 17:13:56 +0100
committerDavid Woodhouse <David.Woodhouse@intel.com>2008-10-13 17:13:56 +0100
commite758936e02700ff88a0b08b722a3847b95283ef2 (patch)
tree50c919bef1b459a778b85159d5929de95b6c4a01 /drivers/net/wireless/rt2x00/rt2400pci.h
parent239cfbde1f5843c4a24199f117d5f67f637d72d5 (diff)
parent4480f15b3306f43bbb0310d461142b4e897ca45b (diff)
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6
Conflicts: include/asm-x86/statfs.h
Diffstat (limited to 'drivers/net/wireless/rt2x00/rt2400pci.h')
-rw-r--r--drivers/net/wireless/rt2x00/rt2400pci.h22
1 files changed, 8 insertions, 14 deletions
diff --git a/drivers/net/wireless/rt2x00/rt2400pci.h b/drivers/net/wireless/rt2x00/rt2400pci.h
index bc5564258228..bbff381ce396 100644
--- a/drivers/net/wireless/rt2x00/rt2400pci.h
+++ b/drivers/net/wireless/rt2x00/rt2400pci.h
@@ -938,19 +938,13 @@
#define MAX_TXPOWER 62
#define DEFAULT_TXPOWER 39
-#define TXPOWER_FROM_DEV(__txpower) \
-({ \
- ((__txpower) > MAX_TXPOWER) ? DEFAULT_TXPOWER - MIN_TXPOWER : \
- ((__txpower) < MIN_TXPOWER) ? DEFAULT_TXPOWER - MIN_TXPOWER : \
- (((__txpower) - MAX_TXPOWER) + MIN_TXPOWER); \
-})
-
-#define TXPOWER_TO_DEV(__txpower) \
-({ \
- (__txpower) += MIN_TXPOWER; \
- ((__txpower) <= MIN_TXPOWER) ? MAX_TXPOWER : \
- (((__txpower) >= MAX_TXPOWER) ? MIN_TXPOWER : \
- (MAX_TXPOWER - ((__txpower) - MIN_TXPOWER))); \
-})
+#define __CLAMP_TX(__txpower) \
+ clamp_t(char, (__txpower), MIN_TXPOWER, MAX_TXPOWER)
+
+#define TXPOWER_FROM_DEV(__txpower) \
+ ((__CLAMP_TX(__txpower) - MAX_TXPOWER) + MIN_TXPOWER)
+
+#define TXPOWER_TO_DEV(__txpower) \
+ MAX_TXPOWER - (__CLAMP_TX(__txpower) - MIN_TXPOWER)
#endif /* RT2400PCI_H */