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| author | Eli Cohen <eli@dev.mellanox.co.il> | 2008-04-16 21:09:27 -0700 |
|---|---|---|
| committer | Roland Dreier <rolandd@cisco.com> | 2008-04-16 21:09:27 -0700 |
| commit | b832be1e4007f4a54954ec68bd865ff05d6babca (patch) | |
| tree | f8780fb17293a5b02cd21fed468e1270daac91d8 /drivers/net/mlx4/fw.c | |
| parent | 40ca1988e03c001747d0b4cc1b25cf38297c9f9e (diff) | |
| download | linux-b832be1e4007f4a54954ec68bd865ff05d6babca.tar.gz linux-b832be1e4007f4a54954ec68bd865ff05d6babca.tar.bz2 linux-b832be1e4007f4a54954ec68bd865ff05d6babca.zip | |
IB/mlx4: Add IPoIB LSO support
Add TSO support to the mlx4_ib driver.
Signed-off-by: Eli Cohen <eli@mellanox.co.il>
Signed-off-by: Roland Dreier <rolandd@cisco.com>
Diffstat (limited to 'drivers/net/mlx4/fw.c')
| -rw-r--r-- | drivers/net/mlx4/fw.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/net/mlx4/fw.c b/drivers/net/mlx4/fw.c index f494c3e8bce3..d82f2751d2c7 100644 --- a/drivers/net/mlx4/fw.c +++ b/drivers/net/mlx4/fw.c @@ -133,6 +133,7 @@ int mlx4_QUERY_DEV_CAP(struct mlx4_dev *dev, struct mlx4_dev_cap *dev_cap) #define QUERY_DEV_CAP_MAX_AV_OFFSET 0x27 #define QUERY_DEV_CAP_MAX_REQ_QP_OFFSET 0x29 #define QUERY_DEV_CAP_MAX_RES_QP_OFFSET 0x2b +#define QUERY_DEV_CAP_MAX_GSO_OFFSET 0x2d #define QUERY_DEV_CAP_MAX_RDMA_OFFSET 0x2f #define QUERY_DEV_CAP_RSZ_SRQ_OFFSET 0x33 #define QUERY_DEV_CAP_ACK_DELAY_OFFSET 0x35 @@ -215,6 +216,13 @@ int mlx4_QUERY_DEV_CAP(struct mlx4_dev *dev, struct mlx4_dev_cap *dev_cap) dev_cap->max_requester_per_qp = 1 << (field & 0x3f); MLX4_GET(field, outbox, QUERY_DEV_CAP_MAX_RES_QP_OFFSET); dev_cap->max_responder_per_qp = 1 << (field & 0x3f); + MLX4_GET(field, outbox, QUERY_DEV_CAP_MAX_GSO_OFFSET); + field &= 0x1f; + if (!field) + dev_cap->max_gso_sz = 0; + else + dev_cap->max_gso_sz = 1 << field; + MLX4_GET(field, outbox, QUERY_DEV_CAP_MAX_RDMA_OFFSET); dev_cap->max_rdma_global = 1 << (field & 0x3f); MLX4_GET(field, outbox, QUERY_DEV_CAP_ACK_DELAY_OFFSET); @@ -377,6 +385,7 @@ int mlx4_QUERY_DEV_CAP(struct mlx4_dev *dev, struct mlx4_dev_cap *dev_cap) dev_cap->max_sq_desc_sz, dev_cap->max_sq_sg); mlx4_dbg(dev, "Max RQ desc size: %d, max RQ S/G: %d\n", dev_cap->max_rq_desc_sz, dev_cap->max_rq_sg); + mlx4_dbg(dev, "Max GSO size: %d\n", dev_cap->max_gso_sz); dump_dev_cap_flags(dev, dev_cap->flags); |