1 files changed, 24 insertions, 25 deletions

diff --git a/drivers/infiniband/hw/mlx4/main.c b/drivers/infiniband/hw/mlx4/main.c
index b597e8227591..c8413fc120e6 100644
--- a/drivers/infiniband/hw/mlx4/main.c
+++ b/drivers/infiniband/hw/mlx4/main.c
@@ -430,7 +430,7 @@ static int mlx4_ib_query_device(struct ib_device *ibdev,
 	struct mlx4_ib_dev *dev = to_mdev(ibdev);
 	struct ib_smp *in_mad  = NULL;
 	struct ib_smp *out_mad = NULL;
-	int err = -ENOMEM;
+	int err;
 	int have_ib_ports;
 	struct mlx4_uverbs_ex_query_device cmd;
 	struct mlx4_uverbs_ex_query_device_resp resp = {.comp_mask = 0};
@@ -455,6 +455,7 @@ static int mlx4_ib_query_device(struct ib_device *ibdev,
 		sizeof(resp.response_length);
 	in_mad  = kzalloc(sizeof *in_mad, GFP_KERNEL);
 	out_mad = kmalloc(sizeof *out_mad, GFP_KERNEL);
+	err = -ENOMEM;
 	if (!in_mad || !out_mad)
 		goto out;
 
@@ -547,6 +548,7 @@ static int mlx4_ib_query_device(struct ib_device *ibdev,
 	props->max_map_per_fmr = dev->dev->caps.max_fmr_maps;
 	props->hca_core_clock = dev->dev->caps.hca_core_clock * 1000UL;
 	props->timestamp_mask = 0xFFFFFFFFFFFFULL;
+	props->max_ah = INT_MAX;
 
 	if (!mlx4_is_slave(dev->dev))
 		err = mlx4_get_internal_clock_params(dev->dev, &clock_params);
@@ -697,9 +699,11 @@ static int eth_link_query_port(struct ib_device *ibdev, u8 port,
 	if (err)
 		goto out;
 
-	props->active_width	=  (((u8 *)mailbox->buf)[5] == 0x40) ?
-						IB_WIDTH_4X : IB_WIDTH_1X;
-	props->active_speed	= IB_SPEED_QDR;
+	props->active_width	=  (((u8 *)mailbox->buf)[5] == 0x40) ||
+				   (((u8 *)mailbox->buf)[5] == 0x20 /*56Gb*/) ?
+					   IB_WIDTH_4X : IB_WIDTH_1X;
+	props->active_speed	=  (((u8 *)mailbox->buf)[5] == 0x20 /*56Gb*/) ?
+					   IB_SPEED_FDR : IB_SPEED_QDR;
 	props->port_cap_flags	= IB_PORT_CM_SUP | IB_PORT_IP_BASED_GIDS;
 	props->gid_tbl_len	= mdev->dev->caps.gid_table_len[port];
 	props->max_msg_sz	= mdev->dev->caps.max_msg_sz;
@@ -2814,20 +2818,22 @@ static void *mlx4_ib_add(struct mlx4_dev *dev)
 			kmalloc(BITS_TO_LONGS(ibdev->steer_qpn_count) *
 				sizeof(long),
 				GFP_KERNEL);
-		if (!ibdev->ib_uc_qpns_bitmap) {
-			dev_err(&dev->persist->pdev->dev,
-				"bit map alloc failed\n");
+		if (!ibdev->ib_uc_qpns_bitmap)
 			goto err_steer_qp_release;
-		}
 
-		bitmap_zero(ibdev->ib_uc_qpns_bitmap, ibdev->steer_qpn_count);
-
-		err = mlx4_FLOW_STEERING_IB_UC_QP_RANGE(
-				dev, ibdev->steer_qpn_base,
-				ibdev->steer_qpn_base +
-				ibdev->steer_qpn_count - 1);
-		if (err)
-			goto err_steer_free_bitmap;
+		if (dev->caps.flags2 & MLX4_DEV_CAP_FLAG2_DMFS_IPOIB) {
+			bitmap_zero(ibdev->ib_uc_qpns_bitmap,
+				    ibdev->steer_qpn_count);
+			err = mlx4_FLOW_STEERING_IB_UC_QP_RANGE(
+					dev, ibdev->steer_qpn_base,
+					ibdev->steer_qpn_base +
+					ibdev->steer_qpn_count - 1);
+			if (err)
+				goto err_steer_free_bitmap;
+		} else {
+			bitmap_fill(ibdev->ib_uc_qpns_bitmap,
+				    ibdev->steer_qpn_count);
+		}
 	}
 
 	for (j = 1; j <= ibdev->dev->caps.num_ports; j++)
@@ -3055,15 +3061,12 @@ static void do_slave_init(struct mlx4_ib_dev *ibdev, int slave, int do_init)
 	first_port = find_first_bit(actv_ports.ports, dev->caps.num_ports);
 
 	dm = kcalloc(ports, sizeof(*dm), GFP_ATOMIC);
-	if (!dm) {
-		pr_err("failed to allocate memory for tunneling qp update\n");
+	if (!dm)
 		return;
-	}
 
 	for (i = 0; i < ports; i++) {
 		dm[i] = kmalloc(sizeof (struct mlx4_ib_demux_work), GFP_ATOMIC);
 		if (!dm[i]) {
-			pr_err("failed to allocate memory for tunneling qp update work struct\n");
 			while (--i >= 0)
 				kfree(dm[i]);
 			goto out;
@@ -3223,8 +3226,6 @@ void mlx4_sched_ib_sl2vl_update_work(struct mlx4_ib_dev *ibdev,
 		ew->port = port;
 		ew->ib_dev = ibdev;
 		queue_work(wq, &ew->work);
-	} else {
-		pr_err("failed to allocate memory for sl2vl update work\n");
 	}
 }
 
@@ -3284,10 +3285,8 @@ static void mlx4_ib_event(struct mlx4_dev *dev, void *ibdev_ptr,
 
 	case MLX4_DEV_EVENT_PORT_MGMT_CHANGE:
 		ew = kmalloc(sizeof *ew, GFP_ATOMIC);
-		if (!ew) {
-			pr_err("failed to allocate memory for events work\n");
+		if (!ew)
 			break;
-		}
 
 		INIT_WORK(&ew->work, handle_port_mgmt_change_event);
 		memcpy(&ew->ib_eqe, eqe, sizeof *eqe);