diff options
| author | Ivo van Doorn | 2008-08-04 16:38:47 +0200 |
|---|---|---|
| committer | John W. Linville | 2008-08-22 22:29:58 +0200 |
| commit | 8c5e7a5f59f9d11597bd47de28334da318ea0e80 (patch) | |
| tree | 46dc69607e8a196fd68b3b040b312bc1e7fc0559 /drivers/net/wireless/rt2x00/rt2400pci.h | |
| parent | rt2x00: Implement HW encryption (rt73usb) (diff) | |
| download | kernel-qcow2-linux-8c5e7a5f59f9d11597bd47de28334da318ea0e80.tar.gz kernel-qcow2-linux-8c5e7a5f59f9d11597bd47de28334da318ea0e80.tar.xz kernel-qcow2-linux-8c5e7a5f59f9d11597bd47de28334da318ea0e80.zip | |
rt2x00: Gather channel information in structure
Channel information which is read from EEPROM should
be read into an array containing per-channel information.
This removes the requirement of multiple arrays and makes
the channel handling a bit cleaner and easier to expand.
Signed-off-by: Ivo van Doorn <IvDoorn@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless/rt2x00/rt2400pci.h')
| -rw-r--r-- | drivers/net/wireless/rt2x00/rt2400pci.h | 22 |
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 */ |