firewire: Implement CSR cycle time and bus time registers.

Signed-off-by: Kristian Høgsberg <krh@redhat.com>
Signed-off-by: Stefan Richter <stefanr@s5r6.in-berlin.de>

1 files changed, 2 insertions, 0 deletions

diff --git a/drivers/firewire/fw-transaction.h b/drivers/firewire/fw-transaction.h
index a661afb9d68f..855beb27216d 100644
--- a/drivers/firewire/fw-transaction.h
+++ b/drivers/firewire/fw-transaction.h
@@ -433,6 +433,8 @@ struct fw_card_driver {
         int (*enable_phys_dma) (struct fw_card *card,
                                 int node_id, int generation);
 
+        u64 (*get_bus_time) (struct fw_card *card);
+
         struct fw_iso_context *
         (*allocate_iso_context)(struct fw_card *card, int sync, int tags,
                                 int type, size_t header_size);