X-Git-Url: https://git.openpandora.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=drivers%2Fnet%2Fmlx4%2Fen_port.c;h=7f5a3221e0c1dc8c8c9071808e18e9f552c11eca;hb=9e5fca251f44832cb996961048ea977f80faf6ea;hp=a24988799e0194c39c0451d0b66d21548393ee9f;hpb=116e9535fe5e00bafab7a637f306b110cf95cff5;p=pandora-kernel.git

diff --git a/drivers/net/mlx4/en_port.c b/drivers/net/mlx4/en_port.c
index a24988799e01..7f5a3221e0c1 100644
--- a/drivers/net/mlx4/en_port.c
+++ b/drivers/net/mlx4/en_port.c
@@ -142,6 +142,38 @@ int mlx4_SET_PORT_qpn_calc(struct mlx4_dev *dev, u8 port, u32 base_qpn,
 	return err;
 }
 
+int mlx4_en_QUERY_PORT(struct mlx4_en_dev *mdev, u8 port)
+{
+	struct mlx4_en_query_port_context *qport_context;
+	struct mlx4_en_priv *priv = netdev_priv(mdev->pndev[port]);
+	struct mlx4_en_port_state *state = &priv->port_state;
+	struct mlx4_cmd_mailbox *mailbox;
+	int err;
+
+	mailbox = mlx4_alloc_cmd_mailbox(mdev->dev);
+	if (IS_ERR(mailbox))
+		return PTR_ERR(mailbox);
+	memset(mailbox->buf, 0, sizeof(*qport_context));
+	err = mlx4_cmd_box(mdev->dev, 0, mailbox->dma, port, 0,
+			   MLX4_CMD_QUERY_PORT, MLX4_CMD_TIME_CLASS_B);
+	if (err)
+		goto out;
+	qport_context = mailbox->buf;
+
+	/* This command is always accessed from Ethtool context
+	 * already synchronized, no need in locking */
+	state->link_state = !!(qport_context->link_up & MLX4_EN_LINK_UP_MASK);
+	if ((qport_context->link_speed & MLX4_EN_SPEED_MASK) ==
+	    MLX4_EN_1G_SPEED)
+		state->link_speed = 1000;
+	else
+		state->link_speed = 10000;
+	state->transciver = qport_context->transceiver;
+
+out:
+	mlx4_free_cmd_mailbox(mdev->dev, mailbox);
+	return err;
+}
 
 int mlx4_en_DUMP_ETH_STATS(struct mlx4_en_dev *mdev, u8 port, u8 reset)
 {