diff options
| author |   Brenden Blanco <bblanco@plumgrid.com> | 2016-07-19 12:16:54 -0700 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2016-07-19 21:46:33 -0700 |
| commit | 224e92e02a769b8028ca2450443586af8b4f1715 (patch) | |
| tree | ce194a7d8fad10dfb1edf32036b2cbe585665559 /drivers/infiniband/hw/mlx4/qp.c | |
| parent | bpf: add XDP_TX xdp_action for direct forwarding (diff) | |
| download | linux-dev-224e92e02a769b8028ca2450443586af8b4f1715.tar.xz linux-dev-224e92e02a769b8028ca2450443586af8b4f1715.zip | |
net/mlx4_en: break out tx_desc write into separate function
In preparation for writing the tx descriptor from multiple functions,
create a helper for both normal and blueflame access.
Signed-off-by: Brenden Blanco <bblanco@plumgrid.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/infiniband/hw/mlx4/qp.c')
| -rw-r--r-- | drivers/infiniband/hw/mlx4/qp.c | 11 |
1 files changed, 6 insertions, 5 deletions
diff --git a/drivers/infiniband/hw/mlx4/qp.c b/drivers/infiniband/hw/mlx4/qp.c index 8db8405c1e99..768085f59566 100644 --- a/drivers/infiniband/hw/mlx4/qp.c +++ b/drivers/infiniband/hw/mlx4/qp.c @@ -232,7 +232,7 @@ static void stamp_send_wqe(struct mlx4_ib_qp *qp, int n, int size) } } else { ctrl = buf = get_send_wqe(qp, n & (qp->sq.wqe_cnt - 1)); - s = (ctrl->fence_size & 0x3f) << 4; + s = (ctrl->qpn_vlan.fence_size & 0x3f) << 4; for (i = 64; i < s; i += 64) { wqe = buf + i; *wqe = cpu_to_be32(0xffffffff); @@ -264,7 +264,7 @@ static void post_nop_wqe(struct mlx4_ib_qp *qp, int n, int size) inl->byte_count = cpu_to_be32(1 << 31 | (size - s - sizeof *inl)); } ctrl->srcrb_flags = 0; - ctrl->fence_size = size / 16; + ctrl->qpn_vlan.fence_size = size / 16; /* * Make sure descriptor is fully written before setting ownership bit * (because HW can start executing as soon as we do). @@ -1992,7 +1992,8 @@ static int __mlx4_ib_modify_qp(struct ib_qp *ibqp, ctrl = get_send_wqe(qp, i); ctrl->owner_opcode = cpu_to_be32(1 << 31); if (qp->sq_max_wqes_per_wr == 1) - ctrl->fence_size = 1 << (qp->sq.wqe_shift - 4); + ctrl->qpn_vlan.fence_size = + 1 << (qp->sq.wqe_shift - 4); stamp_send_wqe(qp, i, 1 << qp->sq.wqe_shift); } @@ -3169,8 +3170,8 @@ int mlx4_ib_post_send(struct ib_qp *ibqp, struct ib_send_wr *wr, wmb(); *lso_wqe = lso_hdr_sz; - ctrl->fence_size = (wr->send_flags & IB_SEND_FENCE ? - MLX4_WQE_CTRL_FENCE : 0) | size; + ctrl->qpn_vlan.fence_size = (wr->send_flags & IB_SEND_FENCE ? + MLX4_WQE_CTRL_FENCE : 0) | size; /* * Make sure descriptor is fully written before |