rt2x00: Simplify rt2x00_check_rev

rt2x00_check_rev() was too specific for rt2500usb and rt73usb,
by adding the mask argument (instead of hardcoding it into
the function itself) we can use the function in rt2800usb as
well.

v2: Fix revision mask for rt2800usb

Signed-off-by: Ivo van Doorn <IvDoorn@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

1 files changed, 3 insertions, 4 deletions

diff --git a/drivers/net/wireless/rt2x00/rt2x00.h b/drivers/net/wireless/rt2x00/rt2x00.h
index 8d933ee30583..419b1b9f998e 100644
--- a/drivers/net/wireless/rt2x00/rt2x00.h
+++ b/drivers/net/wireless/rt2x00/rt2x00.h
@@ -915,11 +915,10 @@ static inline u32 rt2x00_rev(const struct rt2x00_chip *chipset)
         return chipset->rev;
 }
 
-static inline u16 rt2x00_check_rev(const struct rt2x00_chip *chipset,
-                                   const u32 rev)
+static inline bool rt2x00_check_rev(const struct rt2x00_chip *chipset,
+                                    const u32 mask, const u32 rev)
 {
-        return (((chipset->rev & 0xffff0) == rev) &&
-                !!(chipset->rev & 0x0000f));
+        return ((chipset->rev & mask) == rev);
 }
 
 /**