firewire: normalize STATE_CLEAR/SET CSR access interface

Push the maintenance of STATE_CLEAR/SET.abdicate down into the card
driver.  This way, the read/write_csr_reg driver method works uniformly
across all CSR offsets.

Signed-off-by: Stefan Richter <stefanr@s5r6.in-berlin.de>

drivers/firewire/core.h

diff --git a/drivers/firewire/core.h b/drivers/firewire/core.h
index 8dc76d8..8280c62 100644
--- a/drivers/firewire/core.h
+++ b/drivers/firewire/core.h
@@ -196,7 +196,7 @@
 }
 
 void fw_core_handle_bus_reset(struct fw_card *card, int node_id,
-			      int generation, int self_id_count, u32 *self_ids);
+	int generation, int self_id_count, u32 *self_ids, bool bm_abdicate);
 void fw_destroy_nodes(struct fw_card *card);
 
 /*