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, 4 insertions, 3 deletions

diff --git a/drivers/net/wireless/rt2x00/rt2800usb.c b/drivers/net/wireless/rt2x00/rt2800usb.c
index cf4a97f32ab3..257bfb5483c9 100644
--- a/drivers/net/wireless/rt2x00/rt2800usb.c
+++ b/drivers/net/wireless/rt2x00/rt2800usb.c
@@ -2348,9 +2348,10 @@ static int rt2800usb_init_eeprom(struct rt2x00_dev *rt2x00dev)
          * The check for rt2860 is not a typo, some rt2870 hardware
          * identifies itself as rt2860 in the CSR register.
          */
-        if ((rt2x00_get_field32(reg, MAC_CSR0_ASIC_VER) != 0x2860) &&
-            (rt2x00_get_field32(reg, MAC_CSR0_ASIC_VER) != 0x2870) &&
-            (rt2x00_get_field32(reg, MAC_CSR0_ASIC_VER) != 0x3070)) {
+        if (!rt2x00_check_rev(&rt2x00dev->chip, 0xfff00000, 0x28600000) &&
+            !rt2x00_check_rev(&rt2x00dev->chip, 0xfff00000, 0x28700000) &&
+            !rt2x00_check_rev(&rt2x00dev->chip, 0xfff00000, 0x28800000) &&
+            !rt2x00_check_rev(&rt2x00dev->chip, 0xffff0000, 0x30700000)) {
                 ERROR(rt2x00dev, "Invalid RT chipset detected.\n");
                 return -ENODEV;
         }