diff options
Diffstat (limited to 'drivers/net/ethernet/mellanox/mlx5/core/steering/dr_send.c')
-rw-r--r-- | drivers/net/ethernet/mellanox/mlx5/core/steering/dr_send.c | 70 |
1 files changed, 36 insertions, 34 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_send.c b/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_send.c index 18719acb7e54..f421013b0b54 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_send.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_send.c @@ -100,14 +100,10 @@ static int dr_poll_cq(struct mlx5dr_cq *dr_cq, int ne) return err == CQ_POLL_ERR ? err : npolled; } -static void dr_qp_event(struct mlx5_core_qp *mqp, int event) -{ - pr_info("DR QP event %u on QP #%u\n", event, mqp->qpn); -} - static struct mlx5dr_qp *dr_create_rc_qp(struct mlx5_core_dev *mdev, struct dr_qp_init_attr *attr) { + u32 out[MLX5_ST_SZ_DW(create_qp_out)] = {}; u32 temp_qpc[MLX5_ST_SZ_DW(qpc)] = {}; struct mlx5_wq_param wqp; struct mlx5dr_qp *dr_qp; @@ -180,14 +176,12 @@ static struct mlx5dr_qp *dr_create_rc_qp(struct mlx5_core_dev *mdev, (__be64 *)MLX5_ADDR_OF(create_qp_in, in, pas)); - err = mlx5_core_create_qp(mdev, &dr_qp->mqp, in, inlen); + MLX5_SET(create_qp_in, in, opcode, MLX5_CMD_OP_CREATE_QP); + err = mlx5_cmd_exec(mdev, in, inlen, out, sizeof(out)); + dr_qp->qpn = MLX5_GET(create_qp_out, out, qpn); kfree(in); - - if (err) { - mlx5_core_warn(mdev, " Can't create QP\n"); + if (err) goto err_in; - } - dr_qp->mqp.event = dr_qp_event; dr_qp->uar = attr->uar; return dr_qp; @@ -204,7 +198,12 @@ err_wq: static void dr_destroy_qp(struct mlx5_core_dev *mdev, struct mlx5dr_qp *dr_qp) { - mlx5_core_destroy_qp(mdev, &dr_qp->mqp); + u32 in[MLX5_ST_SZ_DW(destroy_qp_in)] = {}; + + MLX5_SET(destroy_qp_in, in, opcode, MLX5_CMD_OP_DESTROY_QP); + MLX5_SET(destroy_qp_in, in, qpn, dr_qp->qpn); + mlx5_cmd_exec_in(mdev, destroy_qp, in); + kfree(dr_qp->sq.wqe_head); mlx5_wq_destroy(&dr_qp->wq_ctrl); kfree(dr_qp); @@ -242,7 +241,7 @@ static void dr_rdma_segments(struct mlx5dr_qp *dr_qp, u64 remote_addr, MLX5_WQE_CTRL_CQ_UPDATE : 0; wq_ctrl->opmod_idx_opcode = cpu_to_be32(((dr_qp->sq.pc & 0xffff) << 8) | opcode); - wq_ctrl->qpn_ds = cpu_to_be32(size | dr_qp->mqp.qpn << 8); + wq_ctrl->qpn_ds = cpu_to_be32(size | dr_qp->qpn << 8); wq_raddr = (void *)(wq_ctrl + 1); wq_raddr->raddr = cpu_to_be64(remote_addr); wq_raddr->rkey = cpu_to_be32(rkey); @@ -358,9 +357,11 @@ static int dr_postsend_icm_data(struct mlx5dr_domain *dmn, u32 buff_offset; int ret; + spin_lock(&send_ring->lock); + ret = dr_handle_pending_wc(dmn, send_ring); if (ret) - return ret; + goto out_unlock; if (send_info->write.length > dmn->info.max_inline_size) { buff_offset = (send_ring->tx_head & @@ -378,7 +379,9 @@ static int dr_postsend_icm_data(struct mlx5dr_domain *dmn, dr_fill_data_segs(send_ring, send_info); dr_post_send(send_ring->qp, send_info); - return 0; +out_unlock: + spin_unlock(&send_ring->lock); + return ret; } static int dr_get_tbl_copy_details(struct mlx5dr_domain *dmn, @@ -564,9 +567,7 @@ int mlx5dr_send_postsend_action(struct mlx5dr_domain *dmn, send_info.remote_addr = action->rewrite.chunk->mr_addr; send_info.rkey = action->rewrite.chunk->rkey; - mutex_lock(&dmn->mutex); ret = dr_postsend_icm_data(dmn, &send_info); - mutex_unlock(&dmn->mutex); return ret; } @@ -585,8 +586,10 @@ static int dr_modify_qp_rst2init(struct mlx5_core_dev *mdev, MLX5_SET(qpc, qpc, rre, 1); MLX5_SET(qpc, qpc, rwe, 1); - return mlx5_core_qp_modify(mdev, MLX5_CMD_OP_RST2INIT_QP, 0, qpc, - &dr_qp->mqp); + MLX5_SET(rst2init_qp_in, in, opcode, MLX5_CMD_OP_RST2INIT_QP); + MLX5_SET(rst2init_qp_in, in, qpn, dr_qp->qpn); + + return mlx5_cmd_exec_in(mdev, rst2init_qp, in); } static int dr_cmd_modify_qp_rtr2rts(struct mlx5_core_dev *mdev, @@ -598,14 +601,15 @@ static int dr_cmd_modify_qp_rtr2rts(struct mlx5_core_dev *mdev, qpc = MLX5_ADDR_OF(rtr2rts_qp_in, in, qpc); - MLX5_SET(rtr2rts_qp_in, in, qpn, dr_qp->mqp.qpn); + MLX5_SET(rtr2rts_qp_in, in, qpn, dr_qp->qpn); - MLX5_SET(qpc, qpc, log_ack_req_freq, 0); MLX5_SET(qpc, qpc, retry_count, attr->retry_cnt); MLX5_SET(qpc, qpc, rnr_retry, attr->rnr_retry); - return mlx5_core_qp_modify(mdev, MLX5_CMD_OP_RTR2RTS_QP, 0, qpc, - &dr_qp->mqp); + MLX5_SET(rtr2rts_qp_in, in, opcode, MLX5_CMD_OP_RTR2RTS_QP); + MLX5_SET(rtr2rts_qp_in, in, qpn, dr_qp->qpn); + + return mlx5_cmd_exec_in(mdev, rtr2rts_qp, in); } static int dr_cmd_modify_qp_init2rtr(struct mlx5_core_dev *mdev, @@ -617,7 +621,7 @@ static int dr_cmd_modify_qp_init2rtr(struct mlx5_core_dev *mdev, qpc = MLX5_ADDR_OF(init2rtr_qp_in, in, qpc); - MLX5_SET(init2rtr_qp_in, in, qpn, dr_qp->mqp.qpn); + MLX5_SET(init2rtr_qp_in, in, qpn, dr_qp->qpn); MLX5_SET(qpc, qpc, mtu, attr->mtu); MLX5_SET(qpc, qpc, log_msg_max, DR_CHUNK_SIZE_MAX - 1); @@ -636,8 +640,10 @@ static int dr_cmd_modify_qp_init2rtr(struct mlx5_core_dev *mdev, MLX5_SET(qpc, qpc, primary_address_path.vhca_port_num, attr->port_num); MLX5_SET(qpc, qpc, min_rnr_nak, 1); - return mlx5_core_qp_modify(mdev, MLX5_CMD_OP_INIT2RTR_QP, 0, qpc, - &dr_qp->mqp); + MLX5_SET(init2rtr_qp_in, in, opcode, MLX5_CMD_OP_INIT2RTR_QP); + MLX5_SET(init2rtr_qp_in, in, qpn, dr_qp->qpn); + + return mlx5_cmd_exec_in(mdev, init2rtr_qp, in); } static int dr_prepare_qp_to_rts(struct mlx5dr_domain *dmn) @@ -663,7 +669,7 @@ static int dr_prepare_qp_to_rts(struct mlx5dr_domain *dmn) return ret; rtr_attr.mtu = mtu; - rtr_attr.qp_num = dr_qp->mqp.qpn; + rtr_attr.qp_num = dr_qp->qpn; rtr_attr.min_rnr_timer = 12; rtr_attr.port_num = port; rtr_attr.sgid_index = gid_index; @@ -689,12 +695,6 @@ static int dr_prepare_qp_to_rts(struct mlx5dr_domain *dmn) return 0; } -static void dr_cq_event(struct mlx5_core_cq *mcq, - enum mlx5_event event) -{ - pr_info("CQ event %u on CQ #%u\n", event, mcq->cqn); -} - static void dr_cq_complete(struct mlx5_core_cq *mcq, struct mlx5_eqe *eqe) { @@ -761,7 +761,6 @@ static struct mlx5dr_cq *dr_create_cq(struct mlx5_core_dev *mdev, pas = (__be64 *)MLX5_ADDR_OF(create_cq_in, in, pas); mlx5_fill_page_frag_array(&cq->wq_ctrl.buf, pas); - cq->mcq.event = dr_cq_event; cq->mcq.comp = dr_cq_complete; err = mlx5_core_create_cq(mdev, &cq->mcq, in, inlen, out, sizeof(out)); @@ -889,6 +888,7 @@ int mlx5dr_send_ring_alloc(struct mlx5dr_domain *dmn) init_attr.pdn = dmn->pdn; init_attr.uar = dmn->uar; init_attr.max_send_wr = QUEUE_SIZE; + spin_lock_init(&dmn->send_ring->lock); dmn->send_ring->qp = dr_create_rc_qp(dmn->mdev, &init_attr); if (!dmn->send_ring->qp) { @@ -993,7 +993,9 @@ int mlx5dr_send_ring_force_drain(struct mlx5dr_domain *dmn) return ret; } + spin_lock(&send_ring->lock); ret = dr_handle_pending_wc(dmn, send_ring); + spin_unlock(&send_ring->lock); return ret; } |