From 01adb7f46fe455975d9aec07966e72958bc20f8e Mon Sep 17 00:00:00 2001 From: Jason Gunthorpe Date: Thu, 16 Jan 2020 13:00:34 -0400 Subject: RDMA/cm: Use IBA functions for swapping get/set acessors Use a Coccinelle spatch script to replace CM helper functions that return/accept BE values with IBA_GET/SET versions. Applied with $ spatch --sp-file edits.sp --in-place drivers/infiniband/core/cm.c The spatch file was generated using the template pattern: @@ expression val; {struct} *msg; @@ - {old_setter}(msg, val) + IBA_SET({new_name}, msg, be{bits}_to_cpu(val)) @@ {struct} *msg; @@ - {old_getter}(msg) + cpu_to_be{bits}(IBA_GET({new_name}, msg)) Iterated for every IBA_CHECK_GET_BE()/IBA_CHECK_SET_BE() pairing. And the below iterated over all byte sizes to remove doubled byte swaps: @@ expression val; @@ -be{bits}_to_cpu(cpu_to_be{bits}(val)) +val (and __be_to_cpu and ntoh varients) Touched up with clang-format after. Link: https://lore.kernel.org/r/20200116170037.30109-5-jgg@ziepe.ca Tested-by: Leon Romanovsky Reviewed-by: Leon Romanovsky Signed-off-by: Jason Gunthorpe --- drivers/infiniband/core/cm.c | 186 +++++++------------------------------- drivers/infiniband/core/cm_msgs.h | 119 +----------------------- 2 files changed, 36 insertions(+), 269 deletions(-) (limited to 'drivers/infiniband') diff --git a/drivers/infiniband/core/cm.c b/drivers/infiniband/core/cm.c index a1a968160132..976bb85b6aa6 100644 --- a/drivers/infiniband/core/cm.c +++ b/drivers/infiniband/core/cm.c @@ -1254,13 +1254,13 @@ static void cm_format_req(struct cm_req_msg *req_msg, req_msg->local_comm_id = cm_id_priv->id.local_id; req_msg->service_id = param->service_id; req_msg->local_ca_guid = cm_id_priv->id.device->node_guid; - cm_req_set_local_qpn(req_msg, cpu_to_be32(param->qp_num)); + IBA_SET(CM_REQ_LOCAL_QPN, req_msg, param->qp_num); IBA_SET(CM_REQ_INITIATOR_DEPTH, req_msg, param->initiator_depth); IBA_SET(CM_REQ_REMOTE_CM_RESPONSE_TIMEOUT, req_msg, param->remote_cm_response_timeout); cm_req_set_qp_type(req_msg, param->qp_type); IBA_SET(CM_REQ_END_TO_END_FLOW_CONTROL, req_msg, param->flow_control); - cm_req_set_starting_psn(req_msg, cpu_to_be32(param->starting_psn)); + IBA_SET(CM_REQ_STARTING_PSN, req_msg, param->starting_psn); IBA_SET(CM_REQ_LOCAL_CM_RESPONSE_TIMEOUT, req_msg, param->local_cm_response_timeout); req_msg->pkey = param->primary_path->pkey; @@ -1295,7 +1295,8 @@ static void cm_format_req(struct cm_req_msg *req_msg, req_msg->primary_local_lid = IB_LID_PERMISSIVE; req_msg->primary_remote_lid = IB_LID_PERMISSIVE; } - cm_req_set_primary_flow_label(req_msg, pri_path->flow_label); + IBA_SET(CM_REQ_PRIMARY_FLOW_LABEL, req_msg, + be32_to_cpu(pri_path->flow_label)); IBA_SET(CM_REQ_PRIMARY_PACKET_RATE, req_msg, pri_path->rate); req_msg->primary_traffic_class = pri_path->traffic_class; req_msg->primary_hop_limit = pri_path->hop_limit; @@ -1330,8 +1331,8 @@ static void cm_format_req(struct cm_req_msg *req_msg, req_msg->alt_local_lid = IB_LID_PERMISSIVE; req_msg->alt_remote_lid = IB_LID_PERMISSIVE; } - cm_req_set_alt_flow_label(req_msg, - alt_path->flow_label); + IBA_SET(CM_REQ_ALTERNATE_FLOW_LABEL, req_msg, + be32_to_cpu(alt_path->flow_label)); IBA_SET(CM_REQ_ALTERNATE_PACKET_RATE, req_msg, alt_path->rate); req_msg->alt_traffic_class = alt_path->traffic_class; req_msg->alt_hop_limit = alt_path->hop_limit; @@ -1437,8 +1438,8 @@ int ib_send_cm_req(struct ib_cm_id *cm_id, cm_id_priv->msg->timeout_ms = cm_id_priv->timeout_ms; cm_id_priv->msg->context[1] = (void *) (unsigned long) IB_CM_REQ_SENT; - cm_id_priv->local_qpn = cm_req_get_local_qpn(req_msg); - cm_id_priv->rq_psn = cm_req_get_starting_psn(req_msg); + cm_id_priv->local_qpn = cpu_to_be32(IBA_GET(CM_REQ_LOCAL_QPN, req_msg)); + cm_id_priv->rq_psn = cpu_to_be32(IBA_GET(CM_REQ_STARTING_PSN, req_msg)); spin_lock_irqsave(&cm_id_priv->lock, flags); ret = ib_post_send_mad(cm_id_priv->msg, NULL); @@ -1548,7 +1549,8 @@ static void cm_format_paths_from_req(struct cm_req_msg *req_msg, { primary_path->dgid = req_msg->primary_local_gid; primary_path->sgid = req_msg->primary_remote_gid; - primary_path->flow_label = cm_req_get_primary_flow_label(req_msg); + primary_path->flow_label = + cpu_to_be32(IBA_GET(CM_REQ_PRIMARY_FLOW_LABEL, req_msg)); primary_path->hop_limit = req_msg->primary_hop_limit; primary_path->traffic_class = req_msg->primary_traffic_class; primary_path->reversible = 1; @@ -1569,7 +1571,8 @@ static void cm_format_paths_from_req(struct cm_req_msg *req_msg, if (cm_req_has_alt_path(req_msg)) { alt_path->dgid = req_msg->alt_local_gid; alt_path->sgid = req_msg->alt_remote_gid; - alt_path->flow_label = cm_req_get_alt_flow_label(req_msg); + alt_path->flow_label = cpu_to_be32( + IBA_GET(CM_REQ_ALTERNATE_FLOW_LABEL, req_msg)); alt_path->hop_limit = req_msg->alt_hop_limit; alt_path->traffic_class = req_msg->alt_traffic_class; alt_path->reversible = 1; @@ -1661,9 +1664,9 @@ static void cm_format_req_event(struct cm_work *work, } param->remote_ca_guid = req_msg->local_ca_guid; param->remote_qkey = be32_to_cpu(req_msg->local_qkey); - param->remote_qpn = be32_to_cpu(cm_req_get_local_qpn(req_msg)); + param->remote_qpn = IBA_GET(CM_REQ_LOCAL_QPN, req_msg); param->qp_type = cm_req_get_qp_type(req_msg); - param->starting_psn = be32_to_cpu(cm_req_get_starting_psn(req_msg)); + param->starting_psn = IBA_GET(CM_REQ_STARTING_PSN, req_msg); param->responder_resources = IBA_GET(CM_REQ_INITIATOR_DEPTH, req_msg); param->initiator_depth = IBA_GET(CM_REQ_RESPONDER_RESOURCES, req_msg); param->local_cm_response_timeout = @@ -1924,7 +1927,8 @@ static int cm_req_handler(struct cm_work *work) } cm_id_priv->timewait_info->work.remote_id = req_msg->local_comm_id; cm_id_priv->timewait_info->remote_ca_guid = req_msg->local_ca_guid; - cm_id_priv->timewait_info->remote_qpn = cm_req_get_local_qpn(req_msg); + cm_id_priv->timewait_info->remote_qpn = + cpu_to_be32(IBA_GET(CM_REQ_LOCAL_QPN, req_msg)); listen_cm_id_priv = cm_match_req(work, cm_id_priv); if (!listen_cm_id_priv) { @@ -1998,14 +2002,15 @@ static int cm_req_handler(struct cm_work *work) cm_id_priv->timeout_ms = cm_convert_to_ms( IBA_GET(CM_REQ_LOCAL_CM_RESPONSE_TIMEOUT, req_msg)); cm_id_priv->max_cm_retries = IBA_GET(CM_REQ_MAX_CM_RETRIES, req_msg); - cm_id_priv->remote_qpn = cm_req_get_local_qpn(req_msg); + cm_id_priv->remote_qpn = + cpu_to_be32(IBA_GET(CM_REQ_LOCAL_QPN, req_msg)); cm_id_priv->initiator_depth = IBA_GET(CM_REQ_RESPONDER_RESOURCES, req_msg); cm_id_priv->responder_resources = IBA_GET(CM_REQ_INITIATOR_DEPTH, req_msg); cm_id_priv->path_mtu = IBA_GET(CM_REQ_PATH_PACKET_PAYLOAD_MTU, req_msg); cm_id_priv->pkey = req_msg->pkey; - cm_id_priv->sq_psn = cm_req_get_starting_psn(req_msg); + cm_id_priv->sq_psn = cpu_to_be32(IBA_GET(CM_REQ_STARTING_PSN, req_msg)); cm_id_priv->retry_count = IBA_GET(CM_REQ_RETRY_COUNT, req_msg); cm_id_priv->rnr_retry_count = IBA_GET(CM_REQ_RNR_RETRY_COUNT, req_msg); cm_id_priv->qp_type = cm_req_get_qp_type(req_msg); @@ -2032,7 +2037,7 @@ static void cm_format_rep(struct cm_rep_msg *rep_msg, cm_format_mad_hdr(&rep_msg->hdr, CM_REP_ATTR_ID, cm_id_priv->tid); rep_msg->local_comm_id = cm_id_priv->id.local_id; rep_msg->remote_comm_id = cm_id_priv->id.remote_id; - cm_rep_set_starting_psn(rep_msg, cpu_to_be32(param->starting_psn)); + IBA_SET(CM_REP_STARTING_PSN, rep_msg, param->starting_psn); rep_msg->resp_resources = param->responder_resources; IBA_SET(CM_REP_TARGET_ACK_DELAY, rep_msg, cm_id_priv->av.port->cm_dev->ack_delay); @@ -2045,10 +2050,10 @@ static void cm_format_rep(struct cm_rep_msg *rep_msg, IBA_SET(CM_REP_END_TO_END_FLOW_CONTROL, rep_msg, param->flow_control); IBA_SET(CM_REP_SRQ, rep_msg, param->srq); - cm_rep_set_local_qpn(rep_msg, cpu_to_be32(param->qp_num)); + IBA_SET(CM_REP_LOCAL_QPN, rep_msg, param->qp_num); } else { IBA_SET(CM_REP_SRQ, rep_msg, 1); - cm_rep_set_local_eecn(rep_msg, cpu_to_be32(param->qp_num)); + IBA_SET(CM_REP_LOCAL_EE_CONTEXT_NUMBER, rep_msg, param->qp_num); } if (param->private_data && param->private_data_len) @@ -2099,7 +2104,7 @@ int ib_send_cm_rep(struct ib_cm_id *cm_id, cm_id_priv->msg = msg; cm_id_priv->initiator_depth = param->initiator_depth; cm_id_priv->responder_resources = param->responder_resources; - cm_id_priv->rq_psn = cm_rep_get_starting_psn(rep_msg); + cm_id_priv->rq_psn = cpu_to_be32(IBA_GET(CM_REP_STARTING_PSN, rep_msg)); cm_id_priv->local_qpn = cpu_to_be32(param->qp_num & 0xFFFFFF); out: spin_unlock_irqrestore(&cm_id_priv->lock, flags); @@ -2183,7 +2188,7 @@ static void cm_format_rep_event(struct cm_work *work, enum ib_qp_type qp_type) param->remote_ca_guid = rep_msg->local_ca_guid; param->remote_qkey = be32_to_cpu(rep_msg->local_qkey); param->remote_qpn = be32_to_cpu(cm_rep_get_qpn(rep_msg, qp_type)); - param->starting_psn = be32_to_cpu(cm_rep_get_starting_psn(rep_msg)); + param->starting_psn = IBA_GET(CM_REP_STARTING_PSN, rep_msg); param->responder_resources = rep_msg->initiator_depth; param->initiator_depth = rep_msg->resp_resources; param->target_ack_delay = IBA_GET(CM_REP_TARGET_ACK_DELAY, rep_msg); @@ -2320,7 +2325,7 @@ static int cm_rep_handler(struct cm_work *work) cm_id_priv->remote_qpn = cm_rep_get_qpn(rep_msg, cm_id_priv->qp_type); cm_id_priv->initiator_depth = rep_msg->resp_resources; cm_id_priv->responder_resources = rep_msg->initiator_depth; - cm_id_priv->sq_psn = cm_rep_get_starting_psn(rep_msg); + cm_id_priv->sq_psn = cpu_to_be32(IBA_GET(CM_REP_STARTING_PSN, rep_msg)); cm_id_priv->rnr_retry_count = IBA_GET(CM_REP_RNR_RETRY_COUNT, rep_msg); cm_id_priv->target_ack_delay = IBA_GET(CM_REP_TARGET_ACK_DELAY, rep_msg); @@ -2431,7 +2436,8 @@ static void cm_format_dreq(struct cm_dreq_msg *dreq_msg, cm_form_tid(cm_id_priv)); dreq_msg->local_comm_id = cm_id_priv->id.local_id; dreq_msg->remote_comm_id = cm_id_priv->id.remote_id; - cm_dreq_set_remote_qpn(dreq_msg, cm_id_priv->remote_qpn); + IBA_SET(CM_DREQ_REMOTE_QPN_EECN, dreq_msg, + be32_to_cpu(cm_id_priv->remote_qpn)); if (private_data && private_data_len) memcpy(dreq_msg->private_data, private_data, private_data_len); @@ -2599,7 +2605,8 @@ static int cm_dreq_handler(struct cm_work *work) work->cm_event.private_data = &dreq_msg->private_data; spin_lock_irq(&cm_id_priv->lock); - if (cm_id_priv->local_qpn != cm_dreq_get_remote_qpn(dreq_msg)) + if (cm_id_priv->local_qpn != + cpu_to_be32(IBA_GET(CM_DREQ_REMOTE_QPN_EECN, dreq_msg))) goto unlock; switch (cm_id_priv->id.state) { @@ -3067,7 +3074,8 @@ static void cm_format_path_from_lap(struct cm_id_private *cm_id_priv, { path->dgid = lap_msg->alt_local_gid; path->sgid = lap_msg->alt_remote_gid; - path->flow_label = cm_lap_get_flow_label(lap_msg); + path->flow_label = + cpu_to_be32(IBA_GET(CM_LAP_ALTERNATE_FLOW_LABEL, lap_msg)); path->hop_limit = lap_msg->alt_hop_limit; path->traffic_class = IBA_GET(CM_LAP_ALTERNATE_TRAFFIC_CLASS, lap_msg); path->reversible = 1; @@ -3423,7 +3431,7 @@ static void cm_format_sidr_rep(struct cm_sidr_rep_msg *sidr_rep_msg, cm_id_priv->tid); sidr_rep_msg->request_id = cm_id_priv->id.remote_id; sidr_rep_msg->status = param->status; - cm_sidr_rep_set_qpn(sidr_rep_msg, cpu_to_be32(param->qp_num)); + IBA_SET(CM_SIDR_REP_QPN, sidr_rep_msg, param->qp_num); sidr_rep_msg->service_id = cm_id_priv->id.service_id; sidr_rep_msg->qkey = cpu_to_be32(param->qkey); @@ -3494,7 +3502,7 @@ static void cm_format_sidr_rep_event(struct cm_work *work, param = &work->cm_event.param.sidr_rep_rcvd; param->status = sidr_rep_msg->status; param->qkey = be32_to_cpu(sidr_rep_msg->qkey); - param->qpn = be32_to_cpu(cm_sidr_rep_get_qpn(sidr_rep_msg)); + param->qpn = IBA_GET(CM_SIDR_REP_QPN, sidr_rep_msg); param->info = &sidr_rep_msg->info; param->info_len = sidr_rep_msg->info_length; param->sgid_attr = cm_id_priv->av.ah_attr.grh.sgid_attr; @@ -4346,138 +4354,10 @@ IBA_CHECK_OFF(CM_SIDR_REP_Q_KEY, qkey); IBA_CHECK_OFF(CM_SIDR_REP_ADDITIONAL_INFORMATION, info); IBA_CHECK_OFF(CM_SIDR_REP_PRIVATE_DATA, private_data); -/* - * Check that the new macro gets the same bits as the old get function. - * - IBA_SET() IBA_GET and old get_fn all agree on the field width. - * The field width should match what IBA_SET truncates to - * - Reading from an all ones data should not return extra bits - * - Setting '1' should be the same (ie no endian problems) - */ -/* defeat builtin_constant checks */ -u64 cm_global_all_ones = 0xffffffffffffffffULL; -#define _IBA_CHECK_GET(fn, field_struct, field_offset, mask, bits) \ - ({ \ - field_struct *lmsg = (field_struct *)msg; \ - unsigned long long all_ones; \ - static_assert(sizeof(*lmsg) <= sizeof(msg)); \ - \ - bitmap_zero(msg, nbits); \ - _IBA_SET(field_struct, field_offset, mask, bits, lmsg, \ - cm_global_all_ones); \ - all_ones = (1ULL << bitmap_weight(msg, nbits)) - 1; \ - if (_IBA_GET(field_struct, field_offset, mask, bits, lmsg) != \ - all_ones) { \ - printk("Failed #1 line=%u\n", __LINE__); \ - return; \ - } \ - if (fn != all_ones) { \ - printk("Failed #2 line=%u\n", __LINE__); \ - return; \ - } \ - \ - bitmap_fill(msg, nbits); \ - if (_IBA_GET(field_struct, field_offset, mask, bits, lmsg) != \ - all_ones) { \ - printk("Failed #3 line=%u\n", __LINE__); \ - return; \ - } \ - if (fn != all_ones) { \ - printk("Failed #4 line=%u\n", __LINE__); \ - return; \ - } \ - \ - _IBA_SET(field_struct, field_offset, mask, bits, lmsg, 0); \ - if (_IBA_GET(field_struct, field_offset, mask, bits, lmsg) != \ - 0) { \ - printk("Failed #5 line=%u\n", __LINE__); \ - return; \ - } \ - if (fn != 0) { \ - printk("Failed #6 line=%u\n", __LINE__); \ - return; \ - } \ - _IBA_SET(field_struct, field_offset, mask, bits, lmsg, 1); \ - if (_IBA_GET(field_struct, field_offset, mask, bits, lmsg) != \ - 1) { \ - printk("Failed #7 line=%u\n", __LINE__); \ - return; \ - } \ - if (fn != 1) { \ - printk("Failed #8 line=%u\n", __LINE__); \ - return; \ - } \ - }) -#define IBA_CHECK_GET(field, fn_name) _IBA_CHECK_GET(fn_name(lmsg), field) -#define IBA_CHECK_GET_BE(field, fn_name) _IBA_CHECK_GET(be32_to_cpu(fn_name(lmsg)), field) - -/* - * Write the all ones value using the old setter and check that the new getter - * reads it back. - */ -#define _IBA_CHECK_SET(fn, field_struct, field_offset, mask, bits) \ - ({ \ - field_struct *lmsg = (field_struct *)msg; \ - unsigned long long all_ones; \ - static_assert(sizeof(*lmsg) <= sizeof(msg)); \ - \ - bitmap_zero(msg, nbits); \ - _IBA_SET(field_struct, field_offset, mask, bits, lmsg, \ - cm_global_all_ones); \ - all_ones = (1ULL << bitmap_weight(msg, nbits)) - 1; \ - bitmap_zero(msg, nbits); \ - fn; \ - if (_IBA_GET(field_struct, field_offset, mask, bits, lmsg) != \ - all_ones) { \ - printk("Failed #9 line=%u\n", __LINE__); \ - return; \ - } \ - all_ones = 1; \ - fn; \ - if (_IBA_GET(field_struct, field_offset, mask, bits, lmsg) != \ - 1) { \ - printk("Failed #10 line=%u\n", __LINE__); \ - return; \ - } \ - }) - -#define IBA_CHECK_SET(field, fn_name) _IBA_CHECK_SET(fn_name(lmsg, all_ones), field) -#define IBA_CHECK_SET_BE(field, fn_name) \ - _IBA_CHECK_SET(fn_name(lmsg, cpu_to_be32(all_ones)), field) - -static void self_test(void) -{ - unsigned long msg[256/4]; - const unsigned int nbits = sizeof(msg) * 8; - - printk("Running CM extractor self test\n"); - IBA_CHECK_GET_BE(CM_REQ_LOCAL_QPN, cm_req_get_local_qpn); - IBA_CHECK_SET_BE(CM_REQ_LOCAL_QPN, cm_req_set_local_qpn); - IBA_CHECK_GET_BE(CM_REQ_STARTING_PSN, cm_req_get_starting_psn); - IBA_CHECK_SET_BE(CM_REQ_STARTING_PSN, cm_req_set_starting_psn); - IBA_CHECK_GET_BE(CM_REQ_PRIMARY_FLOW_LABEL, cm_req_get_primary_flow_label); - IBA_CHECK_SET_BE(CM_REQ_PRIMARY_FLOW_LABEL, cm_req_set_primary_flow_label); - IBA_CHECK_GET_BE(CM_REQ_ALTERNATE_FLOW_LABEL, cm_req_get_alt_flow_label); - IBA_CHECK_SET_BE(CM_REQ_ALTERNATE_FLOW_LABEL, cm_req_set_alt_flow_label); - IBA_CHECK_GET_BE(CM_REP_LOCAL_QPN, cm_rep_get_local_qpn); - IBA_CHECK_SET_BE(CM_REP_LOCAL_QPN, cm_rep_set_local_qpn); - IBA_CHECK_GET_BE(CM_REP_LOCAL_EE_CONTEXT_NUMBER, cm_rep_get_local_eecn); - IBA_CHECK_SET_BE(CM_REP_LOCAL_EE_CONTEXT_NUMBER, cm_rep_set_local_eecn); - IBA_CHECK_GET_BE(CM_REP_STARTING_PSN, cm_rep_get_starting_psn); - IBA_CHECK_SET_BE(CM_REP_STARTING_PSN, cm_rep_set_starting_psn); - IBA_CHECK_GET_BE(CM_DREQ_REMOTE_QPN_EECN, cm_dreq_get_remote_qpn); - IBA_CHECK_SET_BE(CM_DREQ_REMOTE_QPN_EECN, cm_dreq_set_remote_qpn); - IBA_CHECK_GET_BE(CM_LAP_ALTERNATE_FLOW_LABEL, cm_lap_get_flow_label); - IBA_CHECK_GET_BE(CM_SIDR_REP_QPN, cm_sidr_rep_get_qpn); - IBA_CHECK_SET_BE(CM_SIDR_REP_QPN, cm_sidr_rep_set_qpn); - printk("Success!\n"); -} - static int __init ib_cm_init(void) { int ret; - self_test(); - INIT_LIST_HEAD(&cm.device_list); rwlock_init(&cm.device_lock); spin_lock_init(&cm.lock); diff --git a/drivers/infiniband/core/cm_msgs.h b/drivers/infiniband/core/cm_msgs.h index d30586b1b8a4..86ab6952d5d8 100644 --- a/drivers/infiniband/core/cm_msgs.h +++ b/drivers/infiniband/core/cm_msgs.h @@ -75,18 +75,6 @@ struct cm_req_msg { } __packed; -static inline __be32 cm_req_get_local_qpn(struct cm_req_msg *req_msg) -{ - return cpu_to_be32(be32_to_cpu(req_msg->offset32) >> 8); -} - -static inline void cm_req_set_local_qpn(struct cm_req_msg *req_msg, __be32 qpn) -{ - req_msg->offset32 = cpu_to_be32((be32_to_cpu(qpn) << 8) | - (be32_to_cpu(req_msg->offset32) & - 0x000000FF)); -} - static inline enum ib_qp_type cm_req_get_qp_type(struct cm_req_msg *req_msg) { u8 transport_type = IBA_GET(CM_REQ_TRANSPORT_SERVICE_TYPE, req_msg); @@ -118,46 +106,6 @@ static inline void cm_req_set_qp_type(struct cm_req_msg *req_msg, } } -static inline __be32 cm_req_get_starting_psn(struct cm_req_msg *req_msg) -{ - return cpu_to_be32(be32_to_cpu(req_msg->offset44) >> 8); -} - -static inline void cm_req_set_starting_psn(struct cm_req_msg *req_msg, - __be32 starting_psn) -{ - req_msg->offset44 = cpu_to_be32((be32_to_cpu(starting_psn) << 8) | - (be32_to_cpu(req_msg->offset44) & 0x000000FF)); -} - -static inline __be32 cm_req_get_primary_flow_label(struct cm_req_msg *req_msg) -{ - return cpu_to_be32(be32_to_cpu(req_msg->primary_offset88) >> 12); -} - -static inline void cm_req_set_primary_flow_label(struct cm_req_msg *req_msg, - __be32 flow_label) -{ - req_msg->primary_offset88 = cpu_to_be32( - (be32_to_cpu(req_msg->primary_offset88) & - 0x00000FFF) | - (be32_to_cpu(flow_label) << 12)); -} - -static inline __be32 cm_req_get_alt_flow_label(struct cm_req_msg *req_msg) -{ - return cpu_to_be32(be32_to_cpu(req_msg->alt_offset132) >> 12); -} - -static inline void cm_req_set_alt_flow_label(struct cm_req_msg *req_msg, - __be32 flow_label) -{ - req_msg->alt_offset132 = cpu_to_be32( - (be32_to_cpu(req_msg->alt_offset132) & - 0x00000FFF) | - (be32_to_cpu(flow_label) << 12)); -} - /* Message REJected or MRAed */ enum cm_msg_response { CM_MSG_RESPONSE_REQ = 0x0, @@ -219,44 +167,12 @@ struct cm_rep_msg { } __packed; -static inline __be32 cm_rep_get_local_qpn(struct cm_rep_msg *rep_msg) -{ - return cpu_to_be32(be32_to_cpu(rep_msg->offset12) >> 8); -} - -static inline void cm_rep_set_local_qpn(struct cm_rep_msg *rep_msg, __be32 qpn) -{ - rep_msg->offset12 = cpu_to_be32((be32_to_cpu(qpn) << 8) | - (be32_to_cpu(rep_msg->offset12) & 0x000000FF)); -} - -static inline __be32 cm_rep_get_local_eecn(struct cm_rep_msg *rep_msg) -{ - return cpu_to_be32(be32_to_cpu(rep_msg->offset16) >> 8); -} - -static inline void cm_rep_set_local_eecn(struct cm_rep_msg *rep_msg, __be32 eecn) -{ - rep_msg->offset16 = cpu_to_be32((be32_to_cpu(eecn) << 8) | - (be32_to_cpu(rep_msg->offset16) & 0x000000FF)); -} - static inline __be32 cm_rep_get_qpn(struct cm_rep_msg *rep_msg, enum ib_qp_type qp_type) { return (qp_type == IB_QPT_XRC_INI) ? - cm_rep_get_local_eecn(rep_msg) : cm_rep_get_local_qpn(rep_msg); -} - -static inline __be32 cm_rep_get_starting_psn(struct cm_rep_msg *rep_msg) -{ - return cpu_to_be32(be32_to_cpu(rep_msg->offset20) >> 8); -} - -static inline void cm_rep_set_starting_psn(struct cm_rep_msg *rep_msg, - __be32 starting_psn) -{ - rep_msg->offset20 = cpu_to_be32((be32_to_cpu(starting_psn) << 8) | - (be32_to_cpu(rep_msg->offset20) & 0x000000FF)); + cpu_to_be32(IBA_GET(CM_REP_LOCAL_EE_CONTEXT_NUMBER, + rep_msg)) : + cpu_to_be32(IBA_GET(CM_REP_LOCAL_QPN, rep_msg)); } struct cm_rtu_msg { @@ -281,17 +197,6 @@ struct cm_dreq_msg { } __packed; -static inline __be32 cm_dreq_get_remote_qpn(struct cm_dreq_msg *dreq_msg) -{ - return cpu_to_be32(be32_to_cpu(dreq_msg->offset8) >> 8); -} - -static inline void cm_dreq_set_remote_qpn(struct cm_dreq_msg *dreq_msg, __be32 qpn) -{ - dreq_msg->offset8 = cpu_to_be32((be32_to_cpu(qpn) << 8) | - (be32_to_cpu(dreq_msg->offset8) & 0x000000FF)); -} - struct cm_drep_msg { struct ib_mad_hdr hdr; @@ -330,11 +235,6 @@ struct cm_lap_msg { u8 private_data[IB_CM_LAP_PRIVATE_DATA_SIZE]; } __packed; -static inline __be32 cm_lap_get_flow_label(struct cm_lap_msg *lap_msg) -{ - return cpu_to_be32(be32_to_cpu(lap_msg->offset56) >> 12); -} - struct cm_apr_msg { struct ib_mad_hdr hdr; @@ -376,17 +276,4 @@ struct cm_sidr_rep_msg { u8 private_data[IB_CM_SIDR_REP_PRIVATE_DATA_SIZE]; } __packed; -static inline __be32 cm_sidr_rep_get_qpn(struct cm_sidr_rep_msg *sidr_rep_msg) -{ - return cpu_to_be32(be32_to_cpu(sidr_rep_msg->offset8) >> 8); -} - -static inline void cm_sidr_rep_set_qpn(struct cm_sidr_rep_msg *sidr_rep_msg, - __be32 qpn) -{ - sidr_rep_msg->offset8 = cpu_to_be32((be32_to_cpu(qpn) << 8) | - (be32_to_cpu(sidr_rep_msg->offset8) & - 0x000000FF)); -} - #endif /* CM_MSGS_H */ -- cgit v1.2.3-59-g8ed1b