Merge branches 'ehca' and 'mlx4' into for-linus

diff --git a/drivers/infiniband/hw/mlx4/cq.c b/drivers/infiniband/hw/mlx4/cq.c
index d0866a3636e257b402427588346bb9be28f35fbb..18308494a195bb0d4af1a068ddfd319a3f7b3488 100644 (file)
--- a/drivers/infiniband/hw/mlx4/cq.c
+++ b/drivers/infiniband/hw/mlx4/cq.c
@@ -343,6 +343,7 @@ int mlx4_ib_resize_cq(struct ib_cq *ibcq, int entries, struct ib_udata *udata)
 {
        struct mlx4_ib_dev *dev = to_mdev(ibcq->device);
        struct mlx4_ib_cq *cq = to_mcq(ibcq);
+       struct mlx4_mtt mtt;
        int outst_cqe;
        int err;
 
@@ -376,10 +377,13 @@ int mlx4_ib_resize_cq(struct ib_cq *ibcq, int entries, struct ib_udata *udata)
                        goto out;
        }
 
+       mtt = cq->buf.mtt;
+
        err = mlx4_cq_resize(dev->dev, &cq->mcq, entries, &cq->resize_buf->buf.mtt);
        if (err)
                goto err_buf;
 
+       mlx4_mtt_cleanup(dev->dev, &mtt);
        if (ibcq->uobject) {
                cq->buf      = cq->resize_buf->buf;
                cq->ibcq.cqe = cq->resize_buf->cqe;
@@ -406,6 +410,7 @@ int mlx4_ib_resize_cq(struct ib_cq *ibcq, int entries, struct ib_udata *udata)
        goto out;
 
 err_buf:
+       mlx4_mtt_cleanup(dev->dev, &cq->resize_buf->buf.mtt);
        if (!ibcq->uobject)
                mlx4_ib_free_cq_buf(dev, &cq->resize_buf->buf,
                                    cq->resize_buf->cqe);

diff --git a/drivers/net/mlx4/main.c b/drivers/net/mlx4/main.c
index 468921b8f4b68a047abdf2f247e4a1c3e0ed5d41..90a0281d15ea22d96ce788107dee88d0deb77aff 100644 (file)
--- a/drivers/net/mlx4/main.c
+++ b/drivers/net/mlx4/main.c
@@ -753,6 +753,7 @@ static int mlx4_setup_hca(struct mlx4_dev *dev)
        struct mlx4_priv *priv = mlx4_priv(dev);
        int err;
        int port;
+       __be32 ib_port_default_caps;
 
        err = mlx4_init_uar_table(dev);
        if (err) {
@@ -852,6 +853,13 @@ static int mlx4_setup_hca(struct mlx4_dev *dev)
        }
 
        for (port = 1; port <= dev->caps.num_ports; port++) {
+               ib_port_default_caps = 0;
+               err = mlx4_get_port_ib_caps(dev, port, &ib_port_default_caps);
+               if (err)
+                       mlx4_warn(dev, "failed to get port %d default "
+                                 "ib capabilities (%d). Continuing with "
+                                 "caps = 0\n", port, err);
+               dev->caps.ib_port_def_cap[port] = ib_port_default_caps;
                err = mlx4_SET_PORT(dev, port);
                if (err) {
                        mlx4_err(dev, "Failed to set port %d, aborting\n",

diff --git a/drivers/net/mlx4/mlx4.h b/drivers/net/mlx4/mlx4.h
index 56a2e213fe626870d23211c62916d6610aac5e63..34c909deaff325e9e90573065fa4d4efb45044b8 100644 (file)
--- a/drivers/net/mlx4/mlx4.h
+++ b/drivers/net/mlx4/mlx4.h
@@ -385,5 +385,6 @@ void mlx4_init_mac_table(struct mlx4_dev *dev, struct mlx4_mac_table *table);
 void mlx4_init_vlan_table(struct mlx4_dev *dev, struct mlx4_vlan_table *table);
 
 int mlx4_SET_PORT(struct mlx4_dev *dev, u8 port);
+int mlx4_get_port_ib_caps(struct mlx4_dev *dev, u8 port, __be32 *caps);
 
 #endif /* MLX4_H */

diff --git a/drivers/net/mlx4/port.c b/drivers/net/mlx4/port.c
index e2fdab42c4ceabee3f5eb02c5cd5b53ed8fdce28..0a057e5dc63ba0ed32d0fac4ad6f306d77a8c715 100644 (file)
--- a/drivers/net/mlx4/port.c
+++ b/drivers/net/mlx4/port.c
@@ -258,6 +258,42 @@ out:
 }
 EXPORT_SYMBOL_GPL(mlx4_unregister_vlan);
 
+int mlx4_get_port_ib_caps(struct mlx4_dev *dev, u8 port, __be32 *caps)
+{
+       struct mlx4_cmd_mailbox *inmailbox, *outmailbox;
+       u8 *inbuf, *outbuf;
+       int err;
+
+       inmailbox = mlx4_alloc_cmd_mailbox(dev);
+       if (IS_ERR(inmailbox))
+               return PTR_ERR(inmailbox);
+
+       outmailbox = mlx4_alloc_cmd_mailbox(dev);
+       if (IS_ERR(outmailbox)) {
+               mlx4_free_cmd_mailbox(dev, inmailbox);
+               return PTR_ERR(outmailbox);
+       }
+
+       inbuf = inmailbox->buf;
+       outbuf = outmailbox->buf;
+       memset(inbuf, 0, 256);
+       memset(outbuf, 0, 256);
+       inbuf[0] = 1;
+       inbuf[1] = 1;
+       inbuf[2] = 1;
+       inbuf[3] = 1;
+       *(__be16 *) (&inbuf[16]) = cpu_to_be16(0x0015);
+       *(__be32 *) (&inbuf[20]) = cpu_to_be32(port);
+
+       err = mlx4_cmd_box(dev, inmailbox->dma, outmailbox->dma, port, 3,
+                          MLX4_CMD_MAD_IFC, MLX4_CMD_TIME_CLASS_C);
+       if (!err)
+               *caps = *(__be32 *) (outbuf + 84);
+       mlx4_free_cmd_mailbox(dev, inmailbox);
+       mlx4_free_cmd_mailbox(dev, outmailbox);
+       return err;
+}
+
 int mlx4_SET_PORT(struct mlx4_dev *dev, u8 port)
 {
        struct mlx4_cmd_mailbox *mailbox;
@@ -273,7 +309,8 @@ int mlx4_SET_PORT(struct mlx4_dev *dev, u8 port)
                ((u8 *) mailbox->buf)[3] = 6;
                ((__be16 *) mailbox->buf)[4] = cpu_to_be16(1 << 15);
                ((__be16 *) mailbox->buf)[6] = cpu_to_be16(1 << 15);
-       }
+       } else
+               ((__be32 *) mailbox->buf)[1] = dev->caps.ib_port_def_cap[port];
        err = mlx4_cmd(dev, mailbox->dma, port, is_eth, MLX4_CMD_SET_PORT,
                       MLX4_CMD_TIME_CLASS_B);
 

diff --git a/include/linux/mlx4/device.h b/include/linux/mlx4/device.h
index bd9977b894907f294b06817a01a42b3c29dd25bc..371086fd946f3f13a7cbeecab10354caae5cb15f 100644 (file)
--- a/include/linux/mlx4/device.h
+++ b/include/linux/mlx4/device.h
@@ -179,6 +179,7 @@ struct mlx4_caps {
        int                     num_ports;
        int                     vl_cap[MLX4_MAX_PORTS + 1];
        int                     ib_mtu_cap[MLX4_MAX_PORTS + 1];
+       __be32                  ib_port_def_cap[MLX4_MAX_PORTS + 1];
        u64                     def_mac[MLX4_MAX_PORTS + 1];
        int                     eth_mtu_cap[MLX4_MAX_PORTS + 1];
        int                     gid_table_len[MLX4_MAX_PORTS + 1];