firewire: add CSR cmstr support
Implement the cmstr bit, which is required for cycle master capable
nodes and tested for by the Base 1394 Test Suite.
This bit allows the bus master to disable cycle start packets; there are
bus master implementations that actually do this.
Signed-off-by: Clemens Ladisch <clemens@ladisch.de>
diff --git a/drivers/firewire/ohci.h b/drivers/firewire/ohci.h
index 3bc9a5d..0e6c5a4 100644
--- a/drivers/firewire/ohci.h
+++ b/drivers/firewire/ohci.h
@@ -60,6 +60,7 @@
#define OHCI1394_LinkControl_cycleSource (1 << 22)
#define OHCI1394_NodeID 0x0E8
#define OHCI1394_NodeID_idValid 0x80000000
+#define OHCI1394_NodeID_root 0x40000000
#define OHCI1394_NodeID_nodeNumber 0x0000003f
#define OHCI1394_NodeID_busNumber 0x0000ffc0
#define OHCI1394_PhyControl 0x0EC