4 files changed, 34 insertions, 23 deletions

diff --git a/drivers/net/ethernet/mellanox/mlx4/en_ethtool.c b/drivers/net/ethernet/mellanox/mlx4/en_ethtool.c
index d631cd94ee63..25a15bdc125e 100644
--- a/drivers/net/ethernet/mellanox/mlx4/en_ethtool.c
+++ b/drivers/net/ethernet/mellanox/mlx4/en_ethtool.c
@@ -1722,6 +1722,7 @@ static int mlx4_en_get_rxnfc(struct net_device *dev, struct ethtool_rxnfc *cmd,
 		err = mlx4_en_get_flow(dev, cmd, cmd->fs.location);
 		break;
 	case ETHTOOL_GRXCLSRLALL:
+		cmd->data = MAX_NUM_OF_FS_RULES;
 		while ((!err || err == -ENOENT) && priority < cmd->rule_cnt) {
 			err = mlx4_en_get_flow(dev, cmd, i);
 			if (!err)
diff --git a/drivers/net/ethernet/mellanox/mlx4/en_rx.c b/drivers/net/ethernet/mellanox/mlx4/en_rx.c
index 8fcf9dd42740..c6d101351537 100644
--- a/drivers/net/ethernet/mellanox/mlx4/en_rx.c
+++ b/drivers/net/ethernet/mellanox/mlx4/en_rx.c
@@ -1193,7 +1193,7 @@ int mlx4_en_config_rss_steer(struct mlx4_en_priv *priv)
 	err = mlx4_qp_alloc(mdev->dev, priv->base_qpn, rss_map->indir_qp);
 	if (err) {
 		en_err(priv, "Failed to allocate RSS indirection QP\n");
-		goto rss_err;
+		goto qp_alloc_err;
 	}
 
 	rss_map->indir_qp->event = mlx4_en_sqp_event;
@@ -1247,6 +1247,7 @@ indir_err:
 		       MLX4_QP_STATE_RST, NULL, 0, 0, rss_map->indir_qp);
 	mlx4_qp_remove(mdev->dev, rss_map->indir_qp);
 	mlx4_qp_free(mdev->dev, rss_map->indir_qp);
+qp_alloc_err:
 	kfree(rss_map->indir_qp);
 	rss_map->indir_qp = NULL;
 rss_err:
diff --git a/drivers/net/ethernet/mellanox/mlx4/main.c b/drivers/net/ethernet/mellanox/mlx4/main.c
index c273a3ebb8e8..12d4b891301b 100644
--- a/drivers/net/ethernet/mellanox/mlx4/main.c
+++ b/drivers/net/ethernet/mellanox/mlx4/main.c
@@ -199,7 +199,7 @@ int mlx4_check_port_params(struct mlx4_dev *dev,
 		for (i = 0; i < dev->caps.num_ports - 1; i++) {
 			if (port_type[i] != port_type[i + 1]) {
 				mlx4_err(dev, "Only same port types supported on this HCA, aborting\n");
-				return -EINVAL;
+				return -EOPNOTSUPP;
 			}
 		}
 	}
@@ -208,7 +208,7 @@ int mlx4_check_port_params(struct mlx4_dev *dev,
 		if (!(port_type[i] & dev->caps.supported_type[i+1])) {
 			mlx4_err(dev, "Requested port type for port %d is not supported on this HCA\n",
 				 i + 1);
-			return -EINVAL;
+			return -EOPNOTSUPP;
 		}
 	}
 	return 0;
@@ -1152,8 +1152,7 @@ static int __set_port_type(struct mlx4_port_info *info,
 		mlx4_err(mdev,
 			 "Requested port type for port %d is not supported on this HCA\n",
 			 info->port);
-		err = -EINVAL;
-		goto err_sup;
+		return -EOPNOTSUPP;
 	}
 
 	mlx4_stop_sense(mdev);
@@ -1175,7 +1174,7 @@ static int __set_port_type(struct mlx4_port_info *info,
 		for (i = 1; i <= mdev->caps.num_ports; i++) {
 			if (mdev->caps.possible_type[i] == MLX4_PORT_TYPE_AUTO) {
 				mdev->caps.possible_type[i] = mdev->caps.port_type[i];
-				err = -EINVAL;
+				err = -EOPNOTSUPP;
 			}
 		}
 	}
@@ -1201,7 +1200,7 @@ static int __set_port_type(struct mlx4_port_info *info,
 out:
 	mlx4_start_sense(mdev);
 	mutex_unlock(&priv->port_mutex);
-err_sup:
+
 	return err;
 }
 
diff --git a/drivers/net/ethernet/mellanox/mlx4/resource_tracker.c b/drivers/net/ethernet/mellanox/mlx4/resource_tracker.c
index 53ca6cf316dc..66e8054a8966 100644
--- a/drivers/net/ethernet/mellanox/mlx4/resource_tracker.c
+++ b/drivers/net/ethernet/mellanox/mlx4/resource_tracker.c
@@ -471,12 +471,31 @@ void mlx4_init_quotas(struct mlx4_dev *dev)
 		priv->mfunc.master.res_tracker.res_alloc[RES_MPT].quota[pf];
 }
 
-static int get_max_gauranteed_vfs_counter(struct mlx4_dev *dev)
+static int
+mlx4_calc_res_counter_guaranteed(struct mlx4_dev *dev,
+				 struct resource_allocator *res_alloc,
+				 int vf)
 {
-	/* reduce the sink counter */
-	return (dev->caps.max_counters - 1 -
-		(MLX4_PF_COUNTERS_PER_PORT * MLX4_MAX_PORTS))
-		/ MLX4_MAX_PORTS;
+	struct mlx4_active_ports actv_ports;
+	int ports, counters_guaranteed;
+
+	/* For master, only allocate according to the number of phys ports */
+	if (vf == mlx4_master_func_num(dev))
+		return MLX4_PF_COUNTERS_PER_PORT * dev->caps.num_ports;
+
+	/* calculate real number of ports for the VF */
+	actv_ports = mlx4_get_active_ports(dev, vf);
+	ports = bitmap_weight(actv_ports.ports, dev->caps.num_ports);
+	counters_guaranteed = ports * MLX4_VF_COUNTERS_PER_PORT;
+
+	/* If we do not have enough counters for this VF, do not
+	 * allocate any for it. '-1' to reduce the sink counter.
+	 */
+	if ((res_alloc->res_reserved + counters_guaranteed) >
+	    (dev->caps.max_counters - 1))
+		return 0;
+
+	return counters_guaranteed;
 }
 
 int mlx4_init_resource_tracker(struct mlx4_dev *dev)
@@ -484,7 +503,6 @@ int mlx4_init_resource_tracker(struct mlx4_dev *dev)
 	struct mlx4_priv *priv = mlx4_priv(dev);
 	int i, j;
 	int t;
-	int max_vfs_guarantee_counter = get_max_gauranteed_vfs_counter(dev);
 
 	priv->mfunc.master.res_tracker.slave_list =
 		kzalloc(dev->num_slaves * sizeof(struct slave_list),
@@ -601,16 +619,8 @@ int mlx4_init_resource_tracker(struct mlx4_dev *dev)
 				break;
 			case RES_COUNTER:
 				res_alloc->quota[t] = dev->caps.max_counters;
-				if (t == mlx4_master_func_num(dev))
-					res_alloc->guaranteed[t] =
-						MLX4_PF_COUNTERS_PER_PORT *
-						MLX4_MAX_PORTS;
-				else if (t <= max_vfs_guarantee_counter)
-					res_alloc->guaranteed[t] =
-						MLX4_VF_COUNTERS_PER_PORT *
-						MLX4_MAX_PORTS;
-				else
-					res_alloc->guaranteed[t] = 0;
+				res_alloc->guaranteed[t] =
+					mlx4_calc_res_counter_guaranteed(dev, res_alloc, t);
 				break;
 			default:
 				break;