diff options
Diffstat (limited to 'drivers/infiniband/hw/mlx4/qp.c')
| -rw-r--r-- | drivers/infiniband/hw/mlx4/qp.c | 37 |
1 files changed, 8 insertions, 29 deletions
diff --git a/drivers/infiniband/hw/mlx4/qp.c b/drivers/infiniband/hw/mlx4/qp.c index a80df22deae8..44bbd6c2e315 100644 --- a/drivers/infiniband/hw/mlx4/qp.c +++ b/drivers/infiniband/hw/mlx4/qp.c @@ -129,9 +129,10 @@ static void stamp_send_wqe(struct mlx4_ib_qp *qp, int n, int size) int ind; void *buf; __be32 stamp; + struct mlx4_wqe_ctrl_seg *ctrl; - s = roundup(size, 1U << qp->sq.wqe_shift); if (qp->sq_max_wqes_per_wr > 1) { + s = roundup(size, 1U << qp->sq.wqe_shift); for (i = 0; i < s; i += 64) { ind = (i >> qp->sq.wqe_shift) + n; stamp = ind & qp->sq.wqe_cnt ? cpu_to_be32(0x7fffffff) : @@ -141,7 +142,8 @@ static void stamp_send_wqe(struct mlx4_ib_qp *qp, int n, int size) *wqe = stamp; } } else { - buf = get_send_wqe(qp, n & (qp->sq.wqe_cnt - 1)); + ctrl = buf = get_send_wqe(qp, n & (qp->sq.wqe_cnt - 1)); + s = (ctrl->fence_size & 0x3f) << 4; for (i = 64; i < s; i += 64) { wqe = buf + i; *wqe = cpu_to_be32(0xffffffff); @@ -906,7 +908,8 @@ static int __mlx4_ib_modify_qp(struct ib_qp *ibqp, attr->path_mtu); goto out; } - context->mtu_msgmax = (attr->path_mtu << 5) | 31; + context->mtu_msgmax = (attr->path_mtu << 5) | + ilog2(dev->dev->caps.max_msg_sz); } if (qp->rq.wqe_cnt) @@ -1063,6 +1066,8 @@ static int __mlx4_ib_modify_qp(struct ib_qp *ibqp, for (i = 0; i < qp->sq.wqe_cnt; ++i) { 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); stamp_send_wqe(qp, i, 1 << qp->sq.wqe_shift); } @@ -1127,23 +1132,6 @@ out: return err; } -static const struct ib_qp_attr mlx4_ib_qp_attr = { .port_num = 1 }; -static const int mlx4_ib_qp_attr_mask_table[IB_QPT_UD + 1] = { - [IB_QPT_UD] = (IB_QP_PKEY_INDEX | - IB_QP_PORT | - IB_QP_QKEY), - [IB_QPT_UC] = (IB_QP_PKEY_INDEX | - IB_QP_PORT | - IB_QP_ACCESS_FLAGS), - [IB_QPT_RC] = (IB_QP_PKEY_INDEX | - IB_QP_PORT | - IB_QP_ACCESS_FLAGS), - [IB_QPT_SMI] = (IB_QP_PKEY_INDEX | - IB_QP_QKEY), - [IB_QPT_GSI] = (IB_QP_PKEY_INDEX | - IB_QP_QKEY), -}; - int mlx4_ib_modify_qp(struct ib_qp *ibqp, struct ib_qp_attr *attr, int attr_mask, struct ib_udata *udata) { @@ -1186,15 +1174,6 @@ int mlx4_ib_modify_qp(struct ib_qp *ibqp, struct ib_qp_attr *attr, goto out; } - if (cur_state == IB_QPS_RESET && new_state == IB_QPS_ERR) { - err = __mlx4_ib_modify_qp(ibqp, &mlx4_ib_qp_attr, - mlx4_ib_qp_attr_mask_table[ibqp->qp_type], - IB_QPS_RESET, IB_QPS_INIT); - if (err) - goto out; - cur_state = IB_QPS_INIT; - } - err = __mlx4_ib_modify_qp(ibqp, attr, attr_mask, cur_state, new_state); out: |