diff options
| author | Jack Morgenstein <jackm@dev.mellanox.co.il> | 2007-06-21 11:27:47 +0200 |
|---|---|---|
| committer | Roland Dreier <rolandd@cisco.com> | 2007-07-13 00:41:00 +0200 |
| commit | 6a775e2ba4f7635849ade628e64723ab2beef0bc (patch) | |
| tree | 3c80d06d5f2f7135c81dddc2dcd6e536f9ecf22d /drivers/net/mlx4 | |
| parent | IB/cm: Send no match if a SIDR REQ does not match a listen (diff) | |
| download | linux-6a775e2ba4f7635849ade628e64723ab2beef0bc.tar.xz linux-6a775e2ba4f7635849ade628e64723ab2beef0bc.zip | |
IB/mlx4: Implement query QP
Signed-off-by: Jack Morgenstein <jackm@dev.mellanox.co.il>
Signed-off-by: Roland Dreier <rolandd@cisco.com>
Diffstat (limited to 'drivers/net/mlx4')
| -rw-r--r-- | drivers/net/mlx4/qp.c | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/drivers/net/mlx4/qp.c b/drivers/net/mlx4/qp.c index 492cfaaaa75c..19b48c71cf7f 100644 --- a/drivers/net/mlx4/qp.c +++ b/drivers/net/mlx4/qp.c @@ -277,3 +277,24 @@ void mlx4_cleanup_qp_table(struct mlx4_dev *dev) mlx4_CONF_SPECIAL_QP(dev, 0); mlx4_bitmap_cleanup(&mlx4_priv(dev)->qp_table.bitmap); } + +int mlx4_qp_query(struct mlx4_dev *dev, struct mlx4_qp *qp, + struct mlx4_qp_context *context) +{ + struct mlx4_cmd_mailbox *mailbox; + int err; + + mailbox = mlx4_alloc_cmd_mailbox(dev); + if (IS_ERR(mailbox)) + return PTR_ERR(mailbox); + + err = mlx4_cmd_box(dev, 0, mailbox->dma, qp->qpn, 0, + MLX4_CMD_QUERY_QP, MLX4_CMD_TIME_CLASS_A); + if (!err) + memcpy(context, mailbox->buf + 8, sizeof *context); + + mlx4_free_cmd_mailbox(dev, mailbox); + return err; +} +EXPORT_SYMBOL_GPL(mlx4_qp_query); + |