firewire: Add phy register defines.

Signed-off-by: Marc Butler <marc@adaptivecode.com>
Signed-off-by: Kristian Høgsberg <krh@redhat.com>
Signed-off-by: Stefan Richter <stefanr@s5r6.in-berlin.de> (added whitespace)
diff --git a/drivers/firewire/fw-transaction.h b/drivers/firewire/fw-transaction.h
index 6621497..6352734 100644
--- a/drivers/firewire/fw-transaction.h
+++ b/drivers/firewire/fw-transaction.h
@@ -107,6 +107,12 @@
 #define PHY_PACKET_LINK_ON	0x1
 #define PHY_PACKET_SELF_ID	0x2
 
+/* Bit fields _within_ the PHY registers. */
+#define PHY_LINK_ACTIVE		0x80
+#define PHY_CONTENDER		0x40
+#define PHY_BUS_RESET		0x40
+#define PHY_BUS_SHORT_RESET	0x40
+
 #define CSR_REGISTER_BASE		0xfffff0000000ULL
 
 /* register offsets relative to CSR_REGISTER_BASE */