s390/qeth: de-magic the QIB parm area

Use a proper struct, and only program the QIB extensions for devices
where they are supported.

Signed-off-by: Julian Wiedmann <jwi@linux.ibm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 11 insertions, 0 deletions

diff --git a/drivers/s390/net/qeth_core.h b/drivers/s390/net/qeth_core.h
index f1c9a694873e..1e1e7104dade 100644
--- a/drivers/s390/net/qeth_core.h
+++ b/drivers/s390/net/qeth_core.h
@@ -278,6 +278,17 @@ struct qeth_hdr {
 	} hdr;
 } __attribute__ ((packed));
 
+struct qeth_qib_parms {
+	char pcit_magic[4];
+	u32 pcit_a;
+	u32 pcit_b;
+	u32 pcit_c;
+	char blkt_magic[4];
+	u32 blkt_total;
+	u32 blkt_inter_packet;
+	u32 blkt_inter_packet_jumbo;
+};
+
 /*TCP Segmentation Offload header*/
 struct qeth_hdr_ext_tso {
 	__u16 hdr_tot_len;