[PATCH] IB/mthca: add HCA board ID to sysfs info

Add support for reporting HCA board ID returned from QUERY_ADAPTER
firmware command through sysfs.

Signed-off-by: Michael S. Tsirkin <mst@mellanox.co.il>
Signed-off-by: Roland Dreier <rolandd@cisco.com>
diff --git a/drivers/infiniband/hw/mthca/mthca_dev.h b/drivers/infiniband/hw/mthca/mthca_dev.h
index 3519ca4..c8f67c0 100644
--- a/drivers/infiniband/hw/mthca/mthca_dev.h
+++ b/drivers/infiniband/hw/mthca/mthca_dev.h
@@ -69,6 +69,10 @@
 };
 
 enum {
+	MTHCA_BOARD_ID_LEN = 64
+};
+
+enum {
 	MTHCA_EQ_CONTEXT_SIZE =  0x40,
 	MTHCA_CQ_CONTEXT_SIZE =  0x40,
 	MTHCA_QP_CONTEXT_SIZE = 0x200,
@@ -248,6 +252,7 @@
 	unsigned long    device_cap_flags;
 
 	u32              rev_id;
+	char             board_id[MTHCA_BOARD_ID_LEN];
 
 	/* firmware info */
 	u64              fw_ver;