diff options
Diffstat (limited to 'drivers/infiniband/core/uverbs_marshall.c')
| -rw-r--r-- | drivers/infiniband/core/uverbs_marshall.c | 138 |
1 files changed, 138 insertions, 0 deletions
diff --git a/drivers/infiniband/core/uverbs_marshall.c b/drivers/infiniband/core/uverbs_marshall.c new file mode 100644 index 000000000000..ce46b13ae02b --- /dev/null +++ b/drivers/infiniband/core/uverbs_marshall.c @@ -0,0 +1,138 @@ +/* + * Copyright (c) 2005 Intel Corporation. All rights reserved. + * + * This software is available to you under a choice of one of two + * licenses. You may choose to be licensed under the terms of the GNU + * General Public License (GPL) Version 2, available from the file + * COPYING in the main directory of this source tree, or the + * OpenIB.org BSD license below: + * + * Redistribution and use in source and binary forms, with or + * without modification, are permitted provided that the following + * conditions are met: + * + * - Redistributions of source code must retain the above + * copyright notice, this list of conditions and the following + * disclaimer. + * + * - Redistributions in binary form must reproduce the above + * copyright notice, this list of conditions and the following + * disclaimer in the documentation and/or other materials + * provided with the distribution. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS + * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN + * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + */ + +#include <rdma/ib_marshall.h> + +static void ib_copy_ah_attr_to_user(struct ib_uverbs_ah_attr *dst, + struct ib_ah_attr *src) +{ + memcpy(dst->grh.dgid, src->grh.dgid.raw, sizeof src->grh.dgid); + dst->grh.flow_label = src->grh.flow_label; + dst->grh.sgid_index = src->grh.sgid_index; + dst->grh.hop_limit = src->grh.hop_limit; + dst->grh.traffic_class = src->grh.traffic_class; + dst->dlid = src->dlid; + dst->sl = src->sl; + dst->src_path_bits = src->src_path_bits; + dst->static_rate = src->static_rate; + dst->is_global = src->ah_flags & IB_AH_GRH ? 1 : 0; + dst->port_num = src->port_num; +} + +void ib_copy_qp_attr_to_user(struct ib_uverbs_qp_attr *dst, + struct ib_qp_attr *src) +{ + dst->cur_qp_state = src->cur_qp_state; + dst->path_mtu = src->path_mtu; + dst->path_mig_state = src->path_mig_state; + dst->qkey = src->qkey; + dst->rq_psn = src->rq_psn; + dst->sq_psn = src->sq_psn; + dst->dest_qp_num = src->dest_qp_num; + dst->qp_access_flags = src->qp_access_flags; + + dst->max_send_wr = src->cap.max_send_wr; + dst->max_recv_wr = src->cap.max_recv_wr; + dst->max_send_sge = src->cap.max_send_sge; + dst->max_recv_sge = src->cap.max_recv_sge; + dst->max_inline_data = src->cap.max_inline_data; + + ib_copy_ah_attr_to_user(&dst->ah_attr, &src->ah_attr); + ib_copy_ah_attr_to_user(&dst->alt_ah_attr, &src->alt_ah_attr); + + dst->pkey_index = src->pkey_index; + dst->alt_pkey_index = src->alt_pkey_index; + dst->en_sqd_async_notify = src->en_sqd_async_notify; + dst->sq_draining = src->sq_draining; + dst->max_rd_atomic = src->max_rd_atomic; + dst->max_dest_rd_atomic = src->max_dest_rd_atomic; + dst->min_rnr_timer = src->min_rnr_timer; + dst->port_num = src->port_num; + dst->timeout = src->timeout; + dst->retry_cnt = src->retry_cnt; + dst->rnr_retry = src->rnr_retry; + dst->alt_port_num = src->alt_port_num; + dst->alt_timeout = src->alt_timeout; +} +EXPORT_SYMBOL(ib_copy_qp_attr_to_user); + +void ib_copy_path_rec_to_user(struct ib_user_path_rec *dst, + struct ib_sa_path_rec *src) +{ + memcpy(dst->dgid, src->dgid.raw, sizeof src->dgid); + memcpy(dst->sgid, src->sgid.raw, sizeof src->sgid); + + dst->dlid = src->dlid; + dst->slid = src->slid; + dst->raw_traffic = src->raw_traffic; + dst->flow_label = src->flow_label; + dst->hop_limit = src->hop_limit; + dst->traffic_class = src->traffic_class; + dst->reversible = src->reversible; + dst->numb_path = src->numb_path; + dst->pkey = src->pkey; + dst->sl = src->sl; + dst->mtu_selector = src->mtu_selector; + dst->mtu = src->mtu; + dst->rate_selector = src->rate_selector; + dst->rate = src->rate; + dst->packet_life_time = src->packet_life_time; + dst->preference = src->preference; + dst->packet_life_time_selector = src->packet_life_time_selector; +} +EXPORT_SYMBOL(ib_copy_path_rec_to_user); + +void ib_copy_path_rec_from_user(struct ib_sa_path_rec *dst, + struct ib_user_path_rec *src) +{ + memcpy(dst->dgid.raw, src->dgid, sizeof dst->dgid); + memcpy(dst->sgid.raw, src->sgid, sizeof dst->sgid); + + dst->dlid = src->dlid; + dst->slid = src->slid; + dst->raw_traffic = src->raw_traffic; + dst->flow_label = src->flow_label; + dst->hop_limit = src->hop_limit; + dst->traffic_class = src->traffic_class; + dst->reversible = src->reversible; + dst->numb_path = src->numb_path; + dst->pkey = src->pkey; + dst->sl = src->sl; + dst->mtu_selector = src->mtu_selector; + dst->mtu = src->mtu; + dst->rate_selector = src->rate_selector; + dst->rate = src->rate; + dst->packet_life_time = src->packet_life_time; + dst->preference = src->preference; + dst->packet_life_time_selector = src->packet_life_time_selector; +} +EXPORT_SYMBOL(ib_copy_path_rec_from_user); |