IB/hfi1: fix pstateinfo from returning improperly byteswapped value

Byteswap link_width_downgrade_*_active values before sending on the wire.  In
addition properly define the Port State Info structure.

Reviewed-by: Dennis Dalessandro <dennis.dalessandro@intel.com>
Reviewed-by: Christian Gomez <christian.gomez@intel.com>
Signed-off-by: Rimmer, Todd <todd.rimmer@intel.com>
Signed-off-by: Ira Weiny <ira.weiny@intel.com>
Acked-by: Mike Marciniszyn <mike.marciniszyn@intel.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>

diff --git a/drivers/staging/rdma/hfi1/mad.c b/drivers/staging/rdma/hfi1/mad.c
index 37269eb90c346caee072df28db613a4d4077ed10..b2c1b72d38ce4621e2e0a334eef24823aeaadf74 100644 (file)
--- a/drivers/staging/rdma/hfi1/mad.c
+++ b/drivers/staging/rdma/hfi1/mad.c
@@ -1717,9 +1717,9 @@ static int __subn_get_opa_psi(struct opa_smp *smp, u32 am, u8 *data,
        psi->port_states.portphysstate_portstate =
                (hfi1_ibphys_portstate(ppd) << 4) | (lstate & 0xf);
        psi->link_width_downgrade_tx_active =
-         ppd->link_width_downgrade_tx_active;
+               cpu_to_be16(ppd->link_width_downgrade_tx_active);
        psi->link_width_downgrade_rx_active =
-         ppd->link_width_downgrade_rx_active;
+               cpu_to_be16(ppd->link_width_downgrade_rx_active);
        if (resp_len)
                *resp_len += sizeof(struct opa_port_state_info);
 

diff --git a/include/rdma/opa_port_info.h b/include/rdma/opa_port_info.h
index 391dae1931c082d85f4023ff83a2f51aa0a7052d..a0fa975cd1c1c94f8e0c77991557a7ed87efb83e 100644 (file)
--- a/include/rdma/opa_port_info.h
+++ b/include/rdma/opa_port_info.h
@@ -294,8 +294,8 @@ struct opa_port_states {
 
 struct opa_port_state_info {
        struct opa_port_states port_states;
-       u16 link_width_downgrade_tx_active;
-       u16 link_width_downgrade_rx_active;
+       __be16 link_width_downgrade_tx_active;
+       __be16 link_width_downgrade_rx_active;
 };
 
 struct opa_port_info {