Lines Matching refs:qp
196 static int is_sqp(struct mthca_dev *dev, struct mthca_qp *qp) in is_sqp() argument
198 return qp->qpn >= dev->qp_table.sqp_start && in is_sqp()
199 qp->qpn <= dev->qp_table.sqp_start + 3; in is_sqp()
202 static int is_qp0(struct mthca_dev *dev, struct mthca_qp *qp) in is_qp0() argument
204 return qp->qpn >= dev->qp_table.sqp_start && in is_qp0()
205 qp->qpn <= dev->qp_table.sqp_start + 1; in is_qp0()
208 static void *get_recv_wqe(struct mthca_qp *qp, int n) in get_recv_wqe() argument
210 if (qp->is_direct) in get_recv_wqe()
211 return qp->queue.direct.buf + (n << qp->rq.wqe_shift); in get_recv_wqe()
213 return qp->queue.page_list[(n << qp->rq.wqe_shift) >> PAGE_SHIFT].buf + in get_recv_wqe()
214 ((n << qp->rq.wqe_shift) & (PAGE_SIZE - 1)); in get_recv_wqe()
217 static void *get_send_wqe(struct mthca_qp *qp, int n) in get_send_wqe() argument
219 if (qp->is_direct) in get_send_wqe()
220 return qp->queue.direct.buf + qp->send_wqe_offset + in get_send_wqe()
221 (n << qp->sq.wqe_shift); in get_send_wqe()
223 return qp->queue.page_list[(qp->send_wqe_offset + in get_send_wqe()
224 (n << qp->sq.wqe_shift)) >> in get_send_wqe()
226 ((qp->send_wqe_offset + (n << qp->sq.wqe_shift)) & in get_send_wqe()
241 struct mthca_qp *qp; in mthca_qp_event() local
245 qp = mthca_array_get(&dev->qp_table.qp, qpn & (dev->limits.num_qps - 1)); in mthca_qp_event()
246 if (qp) in mthca_qp_event()
247 ++qp->refcount; in mthca_qp_event()
250 if (!qp) { in mthca_qp_event()
257 qp->port = qp->alt_port; in mthca_qp_event()
261 event.element.qp = &qp->ibqp; in mthca_qp_event()
262 if (qp->ibqp.event_handler) in mthca_qp_event()
263 qp->ibqp.event_handler(&event, qp->ibqp.qp_context); in mthca_qp_event()
266 if (!--qp->refcount) in mthca_qp_event()
267 wake_up(&qp->wait); in mthca_qp_event()
328 static __be32 get_hw_access_flags(struct mthca_qp *qp, const struct ib_qp_attr *attr, in get_hw_access_flags() argument
338 dest_rd_atomic = qp->resp_depth; in get_hw_access_flags()
343 access_flags = qp->atomic_rd_en; in get_hw_access_flags()
434 struct mthca_qp *qp = to_mqp(ibqp); in mthca_query_qp() local
441 mutex_lock(&qp->mutex); in mthca_query_qp()
443 if (qp->state == IB_QPS_RESET) { in mthca_query_qp()
454 err = mthca_QUERY_QP(dev, qp->qpn, 0, mailbox); in mthca_query_qp()
464 qp->state = to_ib_qp_state(mthca_state); in mthca_query_qp()
465 qp_attr->qp_state = qp->state; in mthca_query_qp()
476 if (qp->transport == RC || qp->transport == UC) { in mthca_query_qp()
505 qp_attr->cap.max_send_wr = qp->sq.max; in mthca_query_qp()
506 qp_attr->cap.max_recv_wr = qp->rq.max; in mthca_query_qp()
507 qp_attr->cap.max_send_sge = qp->sq.max_gs; in mthca_query_qp()
508 qp_attr->cap.max_recv_sge = qp->rq.max_gs; in mthca_query_qp()
509 qp_attr->cap.max_inline_data = qp->max_inline_data; in mthca_query_qp()
512 qp_init_attr->sq_sig_type = qp->sq_policy; in mthca_query_qp()
518 mutex_unlock(&qp->mutex); in mthca_query_qp()
563 struct mthca_qp *qp = to_mqp(ibqp); in __mthca_modify_qp() local
582 (to_mthca_st(qp->transport) << 16)); in __mthca_modify_qp()
603 if (qp->transport == MLX || qp->transport == UD) in __mthca_modify_qp()
615 if (qp->rq.max) in __mthca_modify_qp()
616 qp_context->rq_size_stride = ilog2(qp->rq.max) << 3; in __mthca_modify_qp()
617 qp_context->rq_size_stride |= qp->rq.wqe_shift - 4; in __mthca_modify_qp()
619 if (qp->sq.max) in __mthca_modify_qp()
620 qp_context->sq_size_stride = ilog2(qp->sq.max) << 3; in __mthca_modify_qp()
621 qp_context->sq_size_stride |= qp->sq.wqe_shift - 4; in __mthca_modify_qp()
626 if (qp->ibqp.uobject) in __mthca_modify_qp()
630 qp_context->local_qpn = cpu_to_be32(qp->qpn); in __mthca_modify_qp()
635 if (qp->transport == MLX) in __mthca_modify_qp()
637 cpu_to_be32(qp->port << 24); in __mthca_modify_qp()
661 attr_mask & IB_QP_PORT ? attr->port_num : qp->port)) in __mthca_modify_qp()
711 qp_context->wqe_lkey = cpu_to_be32(qp->mr.ibmr.lkey); in __mthca_modify_qp()
715 if (qp->sq_policy == IB_SIGNAL_ALL_WR) in __mthca_modify_qp()
738 qp_context->snd_wqe_base_l = cpu_to_be32(qp->send_wqe_offset); in __mthca_modify_qp()
739 qp_context->snd_db_index = cpu_to_be32(qp->sq.db_index); in __mthca_modify_qp()
751 qp_context->params2 |= get_hw_access_flags(qp, attr, attr_mask); in __mthca_modify_qp()
771 ((qp->qpn & (dev->limits.num_qps - 1)) * MTHCA_RDB_ENTRY_SIZE << in __mthca_modify_qp()
777 qp_context->rcv_db_index = cpu_to_be32(qp->rq.db_index); in __mthca_modify_qp()
793 err = mthca_MODIFY_QP(dev, cur_state, new_state, qp->qpn, 0, in __mthca_modify_qp()
801 qp->state = new_state; in __mthca_modify_qp()
803 qp->atomic_rd_en = attr->qp_access_flags; in __mthca_modify_qp()
805 qp->resp_depth = attr->max_dest_rd_atomic; in __mthca_modify_qp()
807 qp->port = attr->port_num; in __mthca_modify_qp()
809 qp->alt_port = attr->alt_port_num; in __mthca_modify_qp()
811 if (is_sqp(dev, qp)) in __mthca_modify_qp()
812 store_attrs(qp->sqp, attr, attr_mask); in __mthca_modify_qp()
818 if (is_qp0(dev, qp)) { in __mthca_modify_qp()
821 init_port(dev, qp->port); in __mthca_modify_qp()
827 mthca_CLOSE_IB(dev, qp->port); in __mthca_modify_qp()
834 if (new_state == IB_QPS_RESET && !qp->ibqp.uobject) { in __mthca_modify_qp()
835 mthca_cq_clean(dev, to_mcq(qp->ibqp.recv_cq), qp->qpn, in __mthca_modify_qp()
836 qp->ibqp.srq ? to_msrq(qp->ibqp.srq) : NULL); in __mthca_modify_qp()
837 if (qp->ibqp.send_cq != qp->ibqp.recv_cq) in __mthca_modify_qp()
838 mthca_cq_clean(dev, to_mcq(qp->ibqp.send_cq), qp->qpn, NULL); in __mthca_modify_qp()
840 mthca_wq_reset(&qp->sq); in __mthca_modify_qp()
841 qp->sq.last = get_send_wqe(qp, qp->sq.max - 1); in __mthca_modify_qp()
843 mthca_wq_reset(&qp->rq); in __mthca_modify_qp()
844 qp->rq.last = get_recv_wqe(qp, qp->rq.max - 1); in __mthca_modify_qp()
847 *qp->sq.db = 0; in __mthca_modify_qp()
848 *qp->rq.db = 0; in __mthca_modify_qp()
862 struct mthca_qp *qp = to_mqp(ibqp); in mthca_modify_qp() local
869 mutex_lock(&qp->mutex); in mthca_modify_qp()
873 spin_lock_irq(&qp->sq.lock); in mthca_modify_qp()
874 spin_lock(&qp->rq.lock); in mthca_modify_qp()
875 cur_state = qp->state; in mthca_modify_qp()
876 spin_unlock(&qp->rq.lock); in mthca_modify_qp()
877 spin_unlock_irq(&qp->sq.lock); in mthca_modify_qp()
886 qp->transport, cur_state, new_state, in mthca_modify_qp()
927 mutex_unlock(&qp->mutex); in mthca_modify_qp()
931 static int mthca_max_data_size(struct mthca_dev *dev, struct mthca_qp *qp, int desc_sz) in mthca_max_data_size() argument
939 switch (qp->transport) { in mthca_max_data_size()
967 struct mthca_qp *qp) in mthca_adjust_qp_caps() argument
969 int max_data_size = mthca_max_data_size(dev, qp, in mthca_adjust_qp_caps()
971 1 << qp->sq.wqe_shift)); in mthca_adjust_qp_caps()
973 qp->max_inline_data = mthca_max_inline_data(pd, max_data_size); in mthca_adjust_qp_caps()
975 qp->sq.max_gs = min_t(int, dev->limits.max_sg, in mthca_adjust_qp_caps()
977 qp->rq.max_gs = min_t(int, dev->limits.max_sg, in mthca_adjust_qp_caps()
978 (min(dev->limits.max_desc_sz, 1 << qp->rq.wqe_shift) - in mthca_adjust_qp_caps()
992 struct mthca_qp *qp, in mthca_alloc_wqe_buf() argument
999 qp->rq.max_gs * sizeof (struct mthca_data_seg); in mthca_alloc_wqe_buf()
1004 for (qp->rq.wqe_shift = 6; 1 << qp->rq.wqe_shift < size; in mthca_alloc_wqe_buf()
1005 qp->rq.wqe_shift++) in mthca_alloc_wqe_buf()
1008 size = qp->sq.max_gs * sizeof (struct mthca_data_seg); in mthca_alloc_wqe_buf()
1009 switch (qp->transport) { in mthca_alloc_wqe_buf()
1048 for (qp->sq.wqe_shift = 6; 1 << qp->sq.wqe_shift < size; in mthca_alloc_wqe_buf()
1049 qp->sq.wqe_shift++) in mthca_alloc_wqe_buf()
1052 qp->send_wqe_offset = ALIGN(qp->rq.max << qp->rq.wqe_shift, in mthca_alloc_wqe_buf()
1053 1 << qp->sq.wqe_shift); in mthca_alloc_wqe_buf()
1063 size = PAGE_ALIGN(qp->send_wqe_offset + in mthca_alloc_wqe_buf()
1064 (qp->sq.max << qp->sq.wqe_shift)); in mthca_alloc_wqe_buf()
1066 qp->wrid = kmalloc_array(qp->rq.max + qp->sq.max, sizeof(u64), in mthca_alloc_wqe_buf()
1068 if (!qp->wrid) in mthca_alloc_wqe_buf()
1072 &qp->queue, &qp->is_direct, pd, 0, &qp->mr); in mthca_alloc_wqe_buf()
1079 kfree(qp->wrid); in mthca_alloc_wqe_buf()
1084 struct mthca_qp *qp) in mthca_free_wqe_buf() argument
1086 mthca_buf_free(dev, PAGE_ALIGN(qp->send_wqe_offset + in mthca_free_wqe_buf()
1087 (qp->sq.max << qp->sq.wqe_shift)), in mthca_free_wqe_buf()
1088 &qp->queue, qp->is_direct, &qp->mr); in mthca_free_wqe_buf()
1089 kfree(qp->wrid); in mthca_free_wqe_buf()
1093 struct mthca_qp *qp) in mthca_map_memfree() argument
1098 ret = mthca_table_get(dev, dev->qp_table.qp_table, qp->qpn); in mthca_map_memfree()
1102 ret = mthca_table_get(dev, dev->qp_table.eqp_table, qp->qpn); in mthca_map_memfree()
1107 qp->qpn << dev->qp_table.rdb_shift); in mthca_map_memfree()
1116 mthca_table_put(dev, dev->qp_table.eqp_table, qp->qpn); in mthca_map_memfree()
1119 mthca_table_put(dev, dev->qp_table.qp_table, qp->qpn); in mthca_map_memfree()
1125 struct mthca_qp *qp) in mthca_unmap_memfree() argument
1128 qp->qpn << dev->qp_table.rdb_shift); in mthca_unmap_memfree()
1129 mthca_table_put(dev, dev->qp_table.eqp_table, qp->qpn); in mthca_unmap_memfree()
1130 mthca_table_put(dev, dev->qp_table.qp_table, qp->qpn); in mthca_unmap_memfree()
1134 struct mthca_qp *qp) in mthca_alloc_memfree() argument
1137 qp->rq.db_index = mthca_alloc_db(dev, MTHCA_DB_TYPE_RQ, in mthca_alloc_memfree()
1138 qp->qpn, &qp->rq.db); in mthca_alloc_memfree()
1139 if (qp->rq.db_index < 0) in mthca_alloc_memfree()
1142 qp->sq.db_index = mthca_alloc_db(dev, MTHCA_DB_TYPE_SQ, in mthca_alloc_memfree()
1143 qp->qpn, &qp->sq.db); in mthca_alloc_memfree()
1144 if (qp->sq.db_index < 0) { in mthca_alloc_memfree()
1145 mthca_free_db(dev, MTHCA_DB_TYPE_RQ, qp->rq.db_index); in mthca_alloc_memfree()
1154 struct mthca_qp *qp) in mthca_free_memfree() argument
1157 mthca_free_db(dev, MTHCA_DB_TYPE_SQ, qp->sq.db_index); in mthca_free_memfree()
1158 mthca_free_db(dev, MTHCA_DB_TYPE_RQ, qp->rq.db_index); in mthca_free_memfree()
1167 struct mthca_qp *qp, in mthca_alloc_qp_common() argument
1174 qp->refcount = 1; in mthca_alloc_qp_common()
1175 init_waitqueue_head(&qp->wait); in mthca_alloc_qp_common()
1176 mutex_init(&qp->mutex); in mthca_alloc_qp_common()
1177 qp->state = IB_QPS_RESET; in mthca_alloc_qp_common()
1178 qp->atomic_rd_en = 0; in mthca_alloc_qp_common()
1179 qp->resp_depth = 0; in mthca_alloc_qp_common()
1180 qp->sq_policy = send_policy; in mthca_alloc_qp_common()
1181 mthca_wq_reset(&qp->sq); in mthca_alloc_qp_common()
1182 mthca_wq_reset(&qp->rq); in mthca_alloc_qp_common()
1184 spin_lock_init(&qp->sq.lock); in mthca_alloc_qp_common()
1185 spin_lock_init(&qp->rq.lock); in mthca_alloc_qp_common()
1187 ret = mthca_map_memfree(dev, qp); in mthca_alloc_qp_common()
1191 ret = mthca_alloc_wqe_buf(dev, pd, qp, udata); in mthca_alloc_qp_common()
1193 mthca_unmap_memfree(dev, qp); in mthca_alloc_qp_common()
1197 mthca_adjust_qp_caps(dev, pd, qp); in mthca_alloc_qp_common()
1207 ret = mthca_alloc_memfree(dev, qp); in mthca_alloc_qp_common()
1209 mthca_free_wqe_buf(dev, qp); in mthca_alloc_qp_common()
1210 mthca_unmap_memfree(dev, qp); in mthca_alloc_qp_common()
1217 qp->rq.max_gs * sizeof (struct mthca_data_seg)) / 16; in mthca_alloc_qp_common()
1219 for (i = 0; i < qp->rq.max; ++i) { in mthca_alloc_qp_common()
1220 next = get_recv_wqe(qp, i); in mthca_alloc_qp_common()
1221 next->nda_op = cpu_to_be32(((i + 1) & (qp->rq.max - 1)) << in mthca_alloc_qp_common()
1222 qp->rq.wqe_shift); in mthca_alloc_qp_common()
1226 (void *) scatter < (void *) next + (1 << qp->rq.wqe_shift); in mthca_alloc_qp_common()
1231 for (i = 0; i < qp->sq.max; ++i) { in mthca_alloc_qp_common()
1232 next = get_send_wqe(qp, i); in mthca_alloc_qp_common()
1233 next->nda_op = cpu_to_be32((((i + 1) & (qp->sq.max - 1)) << in mthca_alloc_qp_common()
1234 qp->sq.wqe_shift) + in mthca_alloc_qp_common()
1235 qp->send_wqe_offset); in mthca_alloc_qp_common()
1238 for (i = 0; i < qp->rq.max; ++i) { in mthca_alloc_qp_common()
1239 next = get_recv_wqe(qp, i); in mthca_alloc_qp_common()
1240 next->nda_op = htonl((((i + 1) % qp->rq.max) << in mthca_alloc_qp_common()
1241 qp->rq.wqe_shift) | 1); in mthca_alloc_qp_common()
1246 qp->sq.last = get_send_wqe(qp, qp->sq.max - 1); in mthca_alloc_qp_common()
1247 qp->rq.last = get_recv_wqe(qp, qp->rq.max - 1); in mthca_alloc_qp_common()
1253 struct mthca_pd *pd, struct mthca_qp *qp) in mthca_set_qp_size() argument
1255 int max_data_size = mthca_max_data_size(dev, qp, dev->limits.max_desc_sz); in mthca_set_qp_size()
1269 if (qp->transport == MLX && cap->max_send_sge + 2 > dev->limits.max_sg) in mthca_set_qp_size()
1273 qp->rq.max = cap->max_recv_wr ? in mthca_set_qp_size()
1275 qp->sq.max = cap->max_send_wr ? in mthca_set_qp_size()
1278 qp->rq.max = cap->max_recv_wr; in mthca_set_qp_size()
1279 qp->sq.max = cap->max_send_wr; in mthca_set_qp_size()
1282 qp->rq.max_gs = cap->max_recv_sge; in mthca_set_qp_size()
1283 qp->sq.max_gs = max_t(int, cap->max_send_sge, in mthca_set_qp_size()
1298 struct mthca_qp *qp, in mthca_alloc_qp() argument
1304 case IB_QPT_RC: qp->transport = RC; break; in mthca_alloc_qp()
1305 case IB_QPT_UC: qp->transport = UC; break; in mthca_alloc_qp()
1306 case IB_QPT_UD: qp->transport = UD; break; in mthca_alloc_qp()
1310 err = mthca_set_qp_size(dev, cap, pd, qp); in mthca_alloc_qp()
1314 qp->qpn = mthca_alloc(&dev->qp_table.alloc); in mthca_alloc_qp()
1315 if (qp->qpn == -1) in mthca_alloc_qp()
1319 qp->port = 0; in mthca_alloc_qp()
1322 send_policy, qp, udata); in mthca_alloc_qp()
1324 mthca_free(&dev->qp_table.alloc, qp->qpn); in mthca_alloc_qp()
1329 mthca_array_set(&dev->qp_table.qp, in mthca_alloc_qp()
1330 qp->qpn & (dev->limits.num_qps - 1), qp); in mthca_alloc_qp()
1374 struct mthca_qp *qp, in mthca_alloc_sqp() argument
1380 qp->transport = MLX; in mthca_alloc_sqp()
1381 err = mthca_set_qp_size(dev, cap, pd, qp); in mthca_alloc_sqp()
1385 qp->sqp->header_buf_size = qp->sq.max * MTHCA_UD_HEADER_SIZE; in mthca_alloc_sqp()
1386 qp->sqp->header_buf = in mthca_alloc_sqp()
1387 dma_alloc_coherent(&dev->pdev->dev, qp->sqp->header_buf_size, in mthca_alloc_sqp()
1388 &qp->sqp->header_dma, GFP_KERNEL); in mthca_alloc_sqp()
1389 if (!qp->sqp->header_buf) in mthca_alloc_sqp()
1393 if (mthca_array_get(&dev->qp_table.qp, mqpn)) in mthca_alloc_sqp()
1396 mthca_array_set(&dev->qp_table.qp, mqpn, qp); in mthca_alloc_sqp()
1402 qp->port = port; in mthca_alloc_sqp()
1403 qp->qpn = mqpn; in mthca_alloc_sqp()
1404 qp->transport = MLX; in mthca_alloc_sqp()
1407 send_policy, qp, udata); in mthca_alloc_sqp()
1423 mthca_array_clear(&dev->qp_table.qp, mqpn); in mthca_alloc_sqp()
1429 dma_free_coherent(&dev->pdev->dev, qp->sqp->header_buf_size, in mthca_alloc_sqp()
1430 qp->sqp->header_buf, qp->sqp->header_dma); in mthca_alloc_sqp()
1434 static inline int get_qp_refcount(struct mthca_dev *dev, struct mthca_qp *qp) in get_qp_refcount() argument
1439 c = qp->refcount; in get_qp_refcount()
1446 struct mthca_qp *qp) in mthca_free_qp() argument
1451 send_cq = to_mcq(qp->ibqp.send_cq); in mthca_free_qp()
1452 recv_cq = to_mcq(qp->ibqp.recv_cq); in mthca_free_qp()
1461 mthca_array_clear(&dev->qp_table.qp, in mthca_free_qp()
1462 qp->qpn & (dev->limits.num_qps - 1)); in mthca_free_qp()
1463 --qp->refcount; in mthca_free_qp()
1468 wait_event(qp->wait, !get_qp_refcount(dev, qp)); in mthca_free_qp()
1470 if (qp->state != IB_QPS_RESET) in mthca_free_qp()
1471 mthca_MODIFY_QP(dev, qp->state, IB_QPS_RESET, qp->qpn, 0, in mthca_free_qp()
1479 if (!qp->ibqp.uobject) { in mthca_free_qp()
1480 mthca_cq_clean(dev, recv_cq, qp->qpn, in mthca_free_qp()
1481 qp->ibqp.srq ? to_msrq(qp->ibqp.srq) : NULL); in mthca_free_qp()
1483 mthca_cq_clean(dev, send_cq, qp->qpn, NULL); in mthca_free_qp()
1485 mthca_free_memfree(dev, qp); in mthca_free_qp()
1486 mthca_free_wqe_buf(dev, qp); in mthca_free_qp()
1489 mthca_unmap_memfree(dev, qp); in mthca_free_qp()
1491 if (is_sqp(dev, qp)) { in mthca_free_qp()
1492 atomic_dec(&(to_mpd(qp->ibqp.pd)->sqp_count)); in mthca_free_qp()
1493 dma_free_coherent(&dev->pdev->dev, qp->sqp->header_buf_size, in mthca_free_qp()
1494 qp->sqp->header_buf, qp->sqp->header_dma); in mthca_free_qp()
1496 mthca_free(&dev->qp_table.alloc, qp->qpn); in mthca_free_qp()
1500 static int build_mlx_header(struct mthca_dev *dev, struct mthca_qp *qp, int ind, in build_mlx_header() argument
1505 struct mthca_sqp *sqp = qp->sqp; in build_mlx_header()
1518 mlx->flags |= cpu_to_be32((!qp->ibqp.qp_num ? MTHCA_MLX_VL15 : 0) | in build_mlx_header()
1539 sqp->ud_header.lrh.virtual_lane = !qp->ibqp.qp_num ? 15 : 0; in build_mlx_header()
1543 if (!qp->ibqp.qp_num) in build_mlx_header()
1544 ib_get_cached_pkey(&dev->ib_dev, qp->port, sqp->pkey_index, in build_mlx_header()
1547 ib_get_cached_pkey(&dev->ib_dev, qp->port, wr->pkey_index, in build_mlx_header()
1554 sqp->ud_header.deth.source_qpn = cpu_to_be32(qp->ibqp.qp_num); in build_mlx_header()
1561 data->lkey = cpu_to_be32(to_mpd(qp->ibqp.pd)->ntmr.ibmr.lkey); in build_mlx_header()
1629 struct mthca_qp *qp = to_mqp(ibqp); in mthca_tavor_post_send() local
1649 spin_lock_irqsave(&qp->sq.lock, flags); in mthca_tavor_post_send()
1653 ind = qp->sq.next_ind; in mthca_tavor_post_send()
1656 if (mthca_wq_overflow(&qp->sq, nreq, qp->ibqp.send_cq)) { in mthca_tavor_post_send()
1658 " %d max, %d nreq)\n", qp->qpn, in mthca_tavor_post_send()
1659 qp->sq.head, qp->sq.tail, in mthca_tavor_post_send()
1660 qp->sq.max, nreq); in mthca_tavor_post_send()
1666 wqe = get_send_wqe(qp, ind); in mthca_tavor_post_send()
1667 prev_wqe = qp->sq.last; in mthca_tavor_post_send()
1668 qp->sq.last = wqe; in mthca_tavor_post_send()
1685 switch (qp->transport) { in mthca_tavor_post_send()
1741 dev, qp, ind, ud_wr(wr), in mthca_tavor_post_send()
1752 if (wr->num_sge > qp->sq.max_gs) { in mthca_tavor_post_send()
1766 if (qp->transport == MLX) { in mthca_tavor_post_send()
1774 qp->wrid[ind + qp->rq.max] = wr->wr_id; in mthca_tavor_post_send()
1784 cpu_to_be32(((ind << qp->sq.wqe_shift) + in mthca_tavor_post_send()
1785 qp->send_wqe_offset) | in mthca_tavor_post_send()
1801 if (unlikely(ind >= qp->sq.max)) in mthca_tavor_post_send()
1802 ind -= qp->sq.max; in mthca_tavor_post_send()
1809 mthca_write64(((qp->sq.next_ind << qp->sq.wqe_shift) + in mthca_tavor_post_send()
1810 qp->send_wqe_offset) | f0 | op0, in mthca_tavor_post_send()
1811 (qp->qpn << 8) | size0, in mthca_tavor_post_send()
1816 qp->sq.next_ind = ind; in mthca_tavor_post_send()
1817 qp->sq.head += nreq; in mthca_tavor_post_send()
1819 spin_unlock_irqrestore(&qp->sq.lock, flags); in mthca_tavor_post_send()
1827 struct mthca_qp *qp = to_mqp(ibqp); in mthca_tavor_post_receive() local
1845 spin_lock_irqsave(&qp->rq.lock, flags); in mthca_tavor_post_receive()
1849 ind = qp->rq.next_ind; in mthca_tavor_post_receive()
1852 if (mthca_wq_overflow(&qp->rq, nreq, qp->ibqp.recv_cq)) { in mthca_tavor_post_receive()
1854 " %d max, %d nreq)\n", qp->qpn, in mthca_tavor_post_receive()
1855 qp->rq.head, qp->rq.tail, in mthca_tavor_post_receive()
1856 qp->rq.max, nreq); in mthca_tavor_post_receive()
1862 wqe = get_recv_wqe(qp, ind); in mthca_tavor_post_receive()
1863 prev_wqe = qp->rq.last; in mthca_tavor_post_receive()
1864 qp->rq.last = wqe; in mthca_tavor_post_receive()
1873 if (unlikely(wr->num_sge > qp->rq.max_gs)) { in mthca_tavor_post_receive()
1885 qp->wrid[ind] = wr->wr_id; in mthca_tavor_post_receive()
1894 if (unlikely(ind >= qp->rq.max)) in mthca_tavor_post_receive()
1895 ind -= qp->rq.max; in mthca_tavor_post_receive()
1903 mthca_write64((qp->rq.next_ind << qp->rq.wqe_shift) | size0, in mthca_tavor_post_receive()
1904 qp->qpn << 8, dev->kar + MTHCA_RECEIVE_DOORBELL, in mthca_tavor_post_receive()
1907 qp->rq.next_ind = ind; in mthca_tavor_post_receive()
1908 qp->rq.head += MTHCA_TAVOR_MAX_WQES_PER_RECV_DB; in mthca_tavor_post_receive()
1916 mthca_write64((qp->rq.next_ind << qp->rq.wqe_shift) | size0, in mthca_tavor_post_receive()
1917 qp->qpn << 8 | nreq, dev->kar + MTHCA_RECEIVE_DOORBELL, in mthca_tavor_post_receive()
1921 qp->rq.next_ind = ind; in mthca_tavor_post_receive()
1922 qp->rq.head += nreq; in mthca_tavor_post_receive()
1924 spin_unlock_irqrestore(&qp->rq.lock, flags); in mthca_tavor_post_receive()
1932 struct mthca_qp *qp = to_mqp(ibqp); in mthca_arbel_post_send() local
1953 spin_lock_irqsave(&qp->sq.lock, flags); in mthca_arbel_post_send()
1957 ind = qp->sq.head & (qp->sq.max - 1); in mthca_arbel_post_send()
1964 ((qp->sq.head & 0xffff) << 8) | f0 | op0; in mthca_arbel_post_send()
1966 qp->sq.head += MTHCA_ARBEL_MAX_WQES_PER_SEND_DB; in mthca_arbel_post_send()
1973 *qp->sq.db = cpu_to_be32(qp->sq.head & 0xffff); in mthca_arbel_post_send()
1981 mthca_write64(dbhi, (qp->qpn << 8) | size0, in mthca_arbel_post_send()
1986 if (mthca_wq_overflow(&qp->sq, nreq, qp->ibqp.send_cq)) { in mthca_arbel_post_send()
1988 " %d max, %d nreq)\n", qp->qpn, in mthca_arbel_post_send()
1989 qp->sq.head, qp->sq.tail, in mthca_arbel_post_send()
1990 qp->sq.max, nreq); in mthca_arbel_post_send()
1996 wqe = get_send_wqe(qp, ind); in mthca_arbel_post_send()
1997 prev_wqe = qp->sq.last; in mthca_arbel_post_send()
1998 qp->sq.last = wqe; in mthca_arbel_post_send()
2015 switch (qp->transport) { in mthca_arbel_post_send()
2071 dev, qp, ind, ud_wr(wr), in mthca_arbel_post_send()
2082 if (wr->num_sge > qp->sq.max_gs) { in mthca_arbel_post_send()
2096 if (qp->transport == MLX) { in mthca_arbel_post_send()
2104 qp->wrid[ind + qp->rq.max] = wr->wr_id; in mthca_arbel_post_send()
2114 cpu_to_be32(((ind << qp->sq.wqe_shift) + in mthca_arbel_post_send()
2115 qp->send_wqe_offset) | in mthca_arbel_post_send()
2131 if (unlikely(ind >= qp->sq.max)) in mthca_arbel_post_send()
2132 ind -= qp->sq.max; in mthca_arbel_post_send()
2137 dbhi = (nreq << 24) | ((qp->sq.head & 0xffff) << 8) | f0 | op0; in mthca_arbel_post_send()
2139 qp->sq.head += nreq; in mthca_arbel_post_send()
2146 *qp->sq.db = cpu_to_be32(qp->sq.head & 0xffff); in mthca_arbel_post_send()
2154 mthca_write64(dbhi, (qp->qpn << 8) | size0, dev->kar + MTHCA_SEND_DOORBELL, in mthca_arbel_post_send()
2158 spin_unlock_irqrestore(&qp->sq.lock, flags); in mthca_arbel_post_send()
2166 struct mthca_qp *qp = to_mqp(ibqp); in mthca_arbel_post_receive() local
2174 spin_lock_irqsave(&qp->rq.lock, flags); in mthca_arbel_post_receive()
2178 ind = qp->rq.head & (qp->rq.max - 1); in mthca_arbel_post_receive()
2181 if (mthca_wq_overflow(&qp->rq, nreq, qp->ibqp.recv_cq)) { in mthca_arbel_post_receive()
2183 " %d max, %d nreq)\n", qp->qpn, in mthca_arbel_post_receive()
2184 qp->rq.head, qp->rq.tail, in mthca_arbel_post_receive()
2185 qp->rq.max, nreq); in mthca_arbel_post_receive()
2191 wqe = get_recv_wqe(qp, ind); in mthca_arbel_post_receive()
2197 if (unlikely(wr->num_sge > qp->rq.max_gs)) { in mthca_arbel_post_receive()
2208 if (i < qp->rq.max_gs) in mthca_arbel_post_receive()
2211 qp->wrid[ind] = wr->wr_id; in mthca_arbel_post_receive()
2214 if (unlikely(ind >= qp->rq.max)) in mthca_arbel_post_receive()
2215 ind -= qp->rq.max; in mthca_arbel_post_receive()
2219 qp->rq.head += nreq; in mthca_arbel_post_receive()
2226 *qp->rq.db = cpu_to_be32(qp->rq.head & 0xffff); in mthca_arbel_post_receive()
2229 spin_unlock_irqrestore(&qp->rq.lock, flags); in mthca_arbel_post_receive()
2233 void mthca_free_err_wqe(struct mthca_dev *dev, struct mthca_qp *qp, int is_send, in mthca_free_err_wqe() argument
2242 if (qp->ibqp.srq && !is_send) { in mthca_free_err_wqe()
2248 next = get_send_wqe(qp, index); in mthca_free_err_wqe()
2250 next = get_recv_wqe(qp, index); in mthca_free_err_wqe()
2280 err = mthca_array_init(&dev->qp_table.qp, in mthca_init_qp_table()
2302 mthca_array_cleanup(&dev->qp_table.qp, dev->limits.num_qps); in mthca_init_qp_table()
2315 mthca_array_cleanup(&dev->qp_table.qp, dev->limits.num_qps); in mthca_cleanup_qp_table()