RFCSR_IF_SELECT   615 drivers/net/wireless/ralink/rt2x00/rt2400pci.h #define RFCSR_IF_SELECT			FIELD32(0x20000000)
RFCSR_IF_SELECT   720 drivers/net/wireless/ralink/rt2x00/rt2500pci.h #define RFCSR_IF_SELECT			FIELD32(0x20000000)