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 <[email protected]> Reviewed-by: Christian Gomez <[email protected]> Signed-off-by: Rimmer, Todd <[email protected]> Signed-off-by: Ira Weiny <[email protected]> Acked-by: Mike Marciniszyn <[email protected]> Signed-off-by: Doug Ledford <[email protected]>
akeromi · Sep 18, 2015 · aadfc3b · aadfc3b
1 parent 447e9a4
commit aadfc3b
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Showing 2 changed files with 4 additions and 4 deletions.
diff --git 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
@@ -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 {