rt2x00: Extend PLCP descriptor definition for rt2400pci

Extend word field definitions for the PLCP words
in the TX descriptor to contain the BBP fields as well.
This will remove rt2400pci_write_tx_desc() from the
checkstack script.

Signed-off-by: Ivo van Doorn <IvDoorn@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
diff --git a/drivers/net/wireless/rt2x00/rt2400pci.h b/drivers/net/wireless/rt2x00/rt2400pci.h
index f5dbde7..369aac6 100644
--- a/drivers/net/wireless/rt2x00/rt2400pci.h
+++ b/drivers/net/wireless/rt2x00/rt2400pci.h
@@ -839,11 +839,21 @@
 
 /*
  * Word3 & 4: PLCP information
+ * The PLCP values should be treated as if they were BBP values.
  */
-#define TXD_W3_PLCP_SIGNAL		FIELD32(0x0000ffff)
-#define TXD_W3_PLCP_SERVICE		FIELD32(0xffff0000)
-#define TXD_W4_PLCP_LENGTH_LOW		FIELD32(0x0000ffff)
-#define TXD_W4_PLCP_LENGTH_HIGH		FIELD32(0xffff0000)
+#define TXD_W3_PLCP_SIGNAL		FIELD32(0x000000ff)
+#define TXD_W3_PLCP_SIGNAL_REGNUM	FIELD32(0x00007f00)
+#define TXD_W3_PLCP_SIGNAL_BUSY		FIELD32(0x00008000)
+#define TXD_W3_PLCP_SERVICE		FIELD32(0x00ff0000)
+#define TXD_W3_PLCP_SERVICE_REGNUM	FIELD32(0x7f000000)
+#define TXD_W3_PLCP_SERVICE_BUSY	FIELD32(0x80000000)
+
+#define TXD_W4_PLCP_LENGTH_LOW		FIELD32(0x000000ff)
+#define TXD_W3_PLCP_LENGTH_LOW_REGNUM	FIELD32(0x00007f00)
+#define TXD_W3_PLCP_LENGTH_LOW_BUSY	FIELD32(0x00008000)
+#define TXD_W4_PLCP_LENGTH_HIGH		FIELD32(0x00ff0000)
+#define TXD_W3_PLCP_LENGTH_HIGH_REGNUM	FIELD32(0x7f000000)
+#define TXD_W3_PLCP_LENGTH_HIGH_BUSY	FIELD32(0x80000000)
 
 /*
  * Word5