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path: root/drivers/firewire/fw-topology.h
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Diffstat (limited to 'drivers/firewire/fw-topology.h')
-rw-r--r--drivers/firewire/fw-topology.h15
1 files changed, 11 insertions, 4 deletions
diff --git a/drivers/firewire/fw-topology.h b/drivers/firewire/fw-topology.h
index ab03059a0da..f2a575e05ae 100644
--- a/drivers/firewire/fw-topology.h
+++ b/drivers/firewire/fw-topology.h
@@ -23,6 +23,12 @@
#define __fw_topology_h
enum {
+ FW_TOPOLOGY_A = 0x01,
+ FW_TOPOLOGY_B = 0x02,
+ FW_TOPOLOGY_MIXED = 0x03,
+};
+
+enum {
FW_NODE_CREATED = 0x00,
FW_NODE_UPDATED = 0x01,
FW_NODE_DESTROYED = 0x02,
@@ -42,10 +48,11 @@ struct fw_node {
unsigned link_on : 1;
unsigned initiated_reset : 1;
unsigned b_path : 1;
- u8 phy_speed; /* As in the self ID packet. */
- u8 max_speed; /* Minimum of all phy-speeds and port speeds on
- * the path from the local node to this node. */
-
+ u8 phy_speed : 3; /* As in the self ID packet. */
+ u8 max_speed : 5; /* Minimum of all phy-speeds and port speeds on
+ * the path from the local node to this node. */
+ u8 max_depth : 4; /* Maximum depth to any leaf node */
+ u8 max_hops : 4; /* Max hops in this sub tree */
atomic_t ref_count;
/* For serializing node topology into a list. */