Lines Matching refs:csk
153 static inline void csk_hold(struct cnic_sock *csk) in csk_hold() argument
155 atomic_inc(&csk->ref_count); in csk_hold()
158 static inline void csk_put(struct cnic_sock *csk) in csk_put() argument
160 atomic_dec(&csk->ref_count); in csk_put()
286 static int cnic_in_use(struct cnic_sock *csk) in cnic_in_use() argument
288 return test_bit(SK_F_INUSE, &csk->flags); in cnic_in_use()
320 struct cnic_sock *csk) in cnic_send_nlmsg() argument
333 if (csk) { in cnic_send_nlmsg()
339 path_req.handle = (u64) csk->l5_cid; in cnic_send_nlmsg()
340 if (test_bit(SK_F_IPV6, &csk->flags)) { in cnic_send_nlmsg()
341 memcpy(&path_req.dst.v6_addr, &csk->dst_ip[0], in cnic_send_nlmsg()
345 memcpy(&path_req.dst.v4_addr, &csk->dst_ip[0], in cnic_send_nlmsg()
349 path_req.vlan_id = csk->vlan_id; in cnic_send_nlmsg()
350 path_req.pmtu = csk->mtu; in cnic_send_nlmsg()
382 struct cnic_sock *csk; in cnic_iscsi_nl_msg_recv() local
398 csk = &cp->csk_tbl[l5_cid]; in cnic_iscsi_nl_msg_recv()
399 csk_hold(csk); in cnic_iscsi_nl_msg_recv()
400 if (cnic_in_use(csk) && in cnic_iscsi_nl_msg_recv()
401 test_bit(SK_F_CONNECT_START, &csk->flags)) { in cnic_iscsi_nl_msg_recv()
403 csk->vlan_id = path_resp->vlan_id; in cnic_iscsi_nl_msg_recv()
405 memcpy(csk->ha, path_resp->mac_addr, ETH_ALEN); in cnic_iscsi_nl_msg_recv()
406 if (test_bit(SK_F_IPV6, &csk->flags)) in cnic_iscsi_nl_msg_recv()
407 memcpy(&csk->src_ip[0], &path_resp->src.v6_addr, in cnic_iscsi_nl_msg_recv()
410 memcpy(&csk->src_ip[0], &path_resp->src.v4_addr, in cnic_iscsi_nl_msg_recv()
413 if (is_valid_ether_addr(csk->ha)) { in cnic_iscsi_nl_msg_recv()
414 cnic_cm_set_pg(csk); in cnic_iscsi_nl_msg_recv()
415 } else if (!test_bit(SK_F_OFFLD_SCHED, &csk->flags) && in cnic_iscsi_nl_msg_recv()
416 !test_bit(SK_F_OFFLD_COMPLETE, &csk->flags)) { in cnic_iscsi_nl_msg_recv()
418 cnic_cm_upcall(cp, csk, in cnic_iscsi_nl_msg_recv()
420 clear_bit(SK_F_CONNECT_START, &csk->flags); in cnic_iscsi_nl_msg_recv()
423 csk_put(csk); in cnic_iscsi_nl_msg_recv()
431 static int cnic_offld_prep(struct cnic_sock *csk) in cnic_offld_prep() argument
433 if (test_and_set_bit(SK_F_OFFLD_SCHED, &csk->flags)) in cnic_offld_prep()
436 if (!test_bit(SK_F_CONNECT_START, &csk->flags)) { in cnic_offld_prep()
437 clear_bit(SK_F_OFFLD_SCHED, &csk->flags); in cnic_offld_prep()
444 static int cnic_close_prep(struct cnic_sock *csk) in cnic_close_prep() argument
446 clear_bit(SK_F_CONNECT_START, &csk->flags); in cnic_close_prep()
449 if (test_and_clear_bit(SK_F_OFFLD_COMPLETE, &csk->flags)) { in cnic_close_prep()
450 while (test_and_set_bit(SK_F_OFFLD_SCHED, &csk->flags)) in cnic_close_prep()
458 static int cnic_abort_prep(struct cnic_sock *csk) in cnic_abort_prep() argument
460 clear_bit(SK_F_CONNECT_START, &csk->flags); in cnic_abort_prep()
463 while (test_and_set_bit(SK_F_OFFLD_SCHED, &csk->flags)) in cnic_abort_prep()
466 if (test_and_clear_bit(SK_F_OFFLD_COMPLETE, &csk->flags)) { in cnic_abort_prep()
467 csk->state = L4_KCQE_OPCODE_VALUE_RESET_COMP; in cnic_abort_prep()
2137 struct cnic_sock *csk = &cp->csk_tbl[l5_cid]; in cnic_bnx2x_connect() local
2167 conn_addr->remote_addr_0 = csk->ha[0]; in cnic_bnx2x_connect()
2168 conn_addr->remote_addr_1 = csk->ha[1]; in cnic_bnx2x_connect()
2169 conn_addr->remote_addr_2 = csk->ha[2]; in cnic_bnx2x_connect()
2170 conn_addr->remote_addr_3 = csk->ha[3]; in cnic_bnx2x_connect()
2171 conn_addr->remote_addr_4 = csk->ha[4]; in cnic_bnx2x_connect()
2172 conn_addr->remote_addr_5 = csk->ha[5]; in cnic_bnx2x_connect()
2198 XSTORM_ISCSI_LOCAL_VLAN_OFFSET(bp->pfid), csk->vlan_id); in cnic_bnx2x_connect()
3382 static int cnic_cm_offload_pg(struct cnic_sock *csk) in cnic_cm_offload_pg() argument
3384 struct cnic_dev *dev = csk->dev; in cnic_cm_offload_pg()
3388 l4kwqe = (struct l4_kwq_offload_pg *) &csk->kwqe1; in cnic_cm_offload_pg()
3397 l4kwqe->da0 = csk->ha[0]; in cnic_cm_offload_pg()
3398 l4kwqe->da1 = csk->ha[1]; in cnic_cm_offload_pg()
3399 l4kwqe->da2 = csk->ha[2]; in cnic_cm_offload_pg()
3400 l4kwqe->da3 = csk->ha[3]; in cnic_cm_offload_pg()
3401 l4kwqe->da4 = csk->ha[4]; in cnic_cm_offload_pg()
3402 l4kwqe->da5 = csk->ha[5]; in cnic_cm_offload_pg()
3413 l4kwqe->host_opaque = csk->l5_cid; in cnic_cm_offload_pg()
3415 if (csk->vlan_id) { in cnic_cm_offload_pg()
3417 l4kwqe->vlan_tag = csk->vlan_id; in cnic_cm_offload_pg()
3424 static int cnic_cm_update_pg(struct cnic_sock *csk) in cnic_cm_update_pg() argument
3426 struct cnic_dev *dev = csk->dev; in cnic_cm_update_pg()
3430 l4kwqe = (struct l4_kwq_update_pg *) &csk->kwqe1; in cnic_cm_update_pg()
3437 l4kwqe->pg_cid = csk->pg_cid; in cnic_cm_update_pg()
3439 l4kwqe->da0 = csk->ha[0]; in cnic_cm_update_pg()
3440 l4kwqe->da1 = csk->ha[1]; in cnic_cm_update_pg()
3441 l4kwqe->da2 = csk->ha[2]; in cnic_cm_update_pg()
3442 l4kwqe->da3 = csk->ha[3]; in cnic_cm_update_pg()
3443 l4kwqe->da4 = csk->ha[4]; in cnic_cm_update_pg()
3444 l4kwqe->da5 = csk->ha[5]; in cnic_cm_update_pg()
3446 l4kwqe->pg_host_opaque = csk->l5_cid; in cnic_cm_update_pg()
3452 static int cnic_cm_upload_pg(struct cnic_sock *csk) in cnic_cm_upload_pg() argument
3454 struct cnic_dev *dev = csk->dev; in cnic_cm_upload_pg()
3458 l4kwqe = (struct l4_kwq_upload *) &csk->kwqe1; in cnic_cm_upload_pg()
3465 l4kwqe->cid = csk->pg_cid; in cnic_cm_upload_pg()
3470 static int cnic_cm_conn_req(struct cnic_sock *csk) in cnic_cm_conn_req() argument
3472 struct cnic_dev *dev = csk->dev; in cnic_cm_conn_req()
3480 l4kwqe1 = (struct l4_kwq_connect_req1 *) &csk->kwqe1; in cnic_cm_conn_req()
3481 l4kwqe2 = (struct l4_kwq_connect_req2 *) &csk->kwqe2; in cnic_cm_conn_req()
3482 l4kwqe3 = (struct l4_kwq_connect_req3 *) &csk->kwqe3; in cnic_cm_conn_req()
3490 l4kwqe3->ka_timeout = csk->ka_timeout; in cnic_cm_conn_req()
3491 l4kwqe3->ka_interval = csk->ka_interval; in cnic_cm_conn_req()
3492 l4kwqe3->ka_max_probe_count = csk->ka_max_probe_count; in cnic_cm_conn_req()
3493 l4kwqe3->tos = csk->tos; in cnic_cm_conn_req()
3494 l4kwqe3->ttl = csk->ttl; in cnic_cm_conn_req()
3495 l4kwqe3->snd_seq_scale = csk->snd_seq_scale; in cnic_cm_conn_req()
3496 l4kwqe3->pmtu = csk->mtu; in cnic_cm_conn_req()
3497 l4kwqe3->rcv_buf = csk->rcv_buf; in cnic_cm_conn_req()
3498 l4kwqe3->snd_buf = csk->snd_buf; in cnic_cm_conn_req()
3499 l4kwqe3->seed = csk->seed; in cnic_cm_conn_req()
3502 if (test_bit(SK_F_IPV6, &csk->flags)) { in cnic_cm_conn_req()
3512 l4kwqe2->src_ip_v6_2 = be32_to_cpu(csk->src_ip[1]); in cnic_cm_conn_req()
3513 l4kwqe2->src_ip_v6_3 = be32_to_cpu(csk->src_ip[2]); in cnic_cm_conn_req()
3514 l4kwqe2->src_ip_v6_4 = be32_to_cpu(csk->src_ip[3]); in cnic_cm_conn_req()
3515 l4kwqe2->dst_ip_v6_2 = be32_to_cpu(csk->dst_ip[1]); in cnic_cm_conn_req()
3516 l4kwqe2->dst_ip_v6_3 = be32_to_cpu(csk->dst_ip[2]); in cnic_cm_conn_req()
3517 l4kwqe2->dst_ip_v6_4 = be32_to_cpu(csk->dst_ip[3]); in cnic_cm_conn_req()
3530 l4kwqe1->cid = csk->cid; in cnic_cm_conn_req()
3531 l4kwqe1->pg_cid = csk->pg_cid; in cnic_cm_conn_req()
3532 l4kwqe1->src_ip = be32_to_cpu(csk->src_ip[0]); in cnic_cm_conn_req()
3533 l4kwqe1->dst_ip = be32_to_cpu(csk->dst_ip[0]); in cnic_cm_conn_req()
3534 l4kwqe1->src_port = be16_to_cpu(csk->src_port); in cnic_cm_conn_req()
3535 l4kwqe1->dst_port = be16_to_cpu(csk->dst_port); in cnic_cm_conn_req()
3536 if (csk->tcp_flags & SK_TCP_NO_DELAY_ACK) in cnic_cm_conn_req()
3538 if (csk->tcp_flags & SK_TCP_KEEP_ALIVE) in cnic_cm_conn_req()
3540 if (csk->tcp_flags & SK_TCP_NAGLE) in cnic_cm_conn_req()
3542 if (csk->tcp_flags & SK_TCP_TIMESTAMP) in cnic_cm_conn_req()
3544 if (csk->tcp_flags & SK_TCP_SACK) in cnic_cm_conn_req()
3546 if (csk->tcp_flags & SK_TCP_SEG_SCALING) in cnic_cm_conn_req()
3554 static int cnic_cm_close_req(struct cnic_sock *csk) in cnic_cm_close_req() argument
3556 struct cnic_dev *dev = csk->dev; in cnic_cm_close_req()
3560 l4kwqe = (struct l4_kwq_close_req *) &csk->kwqe2; in cnic_cm_close_req()
3566 l4kwqe->cid = csk->cid; in cnic_cm_close_req()
3571 static int cnic_cm_abort_req(struct cnic_sock *csk) in cnic_cm_abort_req() argument
3573 struct cnic_dev *dev = csk->dev; in cnic_cm_abort_req()
3577 l4kwqe = (struct l4_kwq_reset_req *) &csk->kwqe2; in cnic_cm_abort_req()
3583 l4kwqe->cid = csk->cid; in cnic_cm_abort_req()
3589 u32 l5_cid, struct cnic_sock **csk, void *context) in cnic_cm_create() argument
3628 *csk = csk1; in cnic_cm_create()
3632 static void cnic_cm_cleanup(struct cnic_sock *csk) in cnic_cm_cleanup() argument
3634 if (csk->src_port) { in cnic_cm_cleanup()
3635 struct cnic_dev *dev = csk->dev; in cnic_cm_cleanup()
3638 cnic_free_id(&cp->csk_port_tbl, be16_to_cpu(csk->src_port)); in cnic_cm_cleanup()
3639 csk->src_port = 0; in cnic_cm_cleanup()
3643 static void cnic_close_conn(struct cnic_sock *csk) in cnic_close_conn() argument
3645 if (test_bit(SK_F_PG_OFFLD_COMPLETE, &csk->flags)) { in cnic_close_conn()
3646 cnic_cm_upload_pg(csk); in cnic_close_conn()
3647 clear_bit(SK_F_PG_OFFLD_COMPLETE, &csk->flags); in cnic_close_conn()
3649 cnic_cm_cleanup(csk); in cnic_close_conn()
3652 static int cnic_cm_destroy(struct cnic_sock *csk) in cnic_cm_destroy() argument
3654 if (!cnic_in_use(csk)) in cnic_cm_destroy()
3657 csk_hold(csk); in cnic_cm_destroy()
3658 clear_bit(SK_F_INUSE, &csk->flags); in cnic_cm_destroy()
3660 while (atomic_read(&csk->ref_count) != 1) in cnic_cm_destroy()
3662 cnic_cm_cleanup(csk); in cnic_cm_destroy()
3664 csk->flags = 0; in cnic_cm_destroy()
3665 csk_put(csk); in cnic_cm_destroy()
3756 static int cnic_resolve_addr(struct cnic_sock *csk, struct cnic_sockaddr *saddr) in cnic_resolve_addr() argument
3758 struct cnic_dev *dev = csk->dev; in cnic_resolve_addr()
3761 return cnic_send_nlmsg(cp, ISCSI_KEVENT_PATH_REQ, csk); in cnic_resolve_addr()
3764 static int cnic_get_route(struct cnic_sock *csk, struct cnic_sockaddr *saddr) in cnic_get_route() argument
3766 struct cnic_dev *dev = csk->dev; in cnic_get_route()
3783 clear_bit(SK_F_IPV6, &csk->flags); in cnic_get_route()
3786 set_bit(SK_F_IPV6, &csk->flags); in cnic_get_route()
3789 memcpy(&csk->dst_ip[0], &saddr->remote.v6.sin6_addr, in cnic_get_route()
3791 csk->dst_port = saddr->remote.v6.sin6_port; in cnic_get_route()
3797 csk->dst_ip[0] = saddr->remote.v4.sin_addr.s_addr; in cnic_get_route()
3798 csk->dst_port = saddr->remote.v4.sin_port; in cnic_get_route()
3802 csk->vlan_id = 0; in cnic_get_route()
3803 csk->mtu = dev->netdev->mtu; in cnic_get_route()
3807 csk->vlan_id = vlan; in cnic_get_route()
3808 csk->mtu = dst_mtu(dst); in cnic_get_route()
3828 csk->src_port = local_port; in cnic_get_route()
3835 static void cnic_init_csk_state(struct cnic_sock *csk) in cnic_init_csk_state() argument
3837 csk->state = 0; in cnic_init_csk_state()
3838 clear_bit(SK_F_OFFLD_SCHED, &csk->flags); in cnic_init_csk_state()
3839 clear_bit(SK_F_CLOSING, &csk->flags); in cnic_init_csk_state()
3842 static int cnic_cm_connect(struct cnic_sock *csk, struct cnic_sockaddr *saddr) in cnic_cm_connect() argument
3844 struct cnic_local *cp = csk->dev->cnic_priv; in cnic_cm_connect()
3850 if (!cnic_in_use(csk)) in cnic_cm_connect()
3853 if (test_and_set_bit(SK_F_CONNECT_START, &csk->flags)) in cnic_cm_connect()
3856 cnic_init_csk_state(csk); in cnic_cm_connect()
3858 err = cnic_get_route(csk, saddr); in cnic_cm_connect()
3862 err = cnic_resolve_addr(csk, saddr); in cnic_cm_connect()
3867 clear_bit(SK_F_CONNECT_START, &csk->flags); in cnic_cm_connect()
3871 static int cnic_cm_abort(struct cnic_sock *csk) in cnic_cm_abort() argument
3873 struct cnic_local *cp = csk->dev->cnic_priv; in cnic_cm_abort()
3876 if (!cnic_in_use(csk)) in cnic_cm_abort()
3879 if (cnic_abort_prep(csk)) in cnic_cm_abort()
3880 return cnic_cm_abort_req(csk); in cnic_cm_abort()
3886 cp->close_conn(csk, opcode); in cnic_cm_abort()
3887 if (csk->state != opcode) { in cnic_cm_abort()
3889 while (test_bit(SK_F_PG_OFFLD_COMPLETE, &csk->flags)) in cnic_cm_abort()
3898 static int cnic_cm_close(struct cnic_sock *csk) in cnic_cm_close() argument
3900 if (!cnic_in_use(csk)) in cnic_cm_close()
3903 if (cnic_close_prep(csk)) { in cnic_cm_close()
3904 csk->state = L4_KCQE_OPCODE_VALUE_CLOSE_COMP; in cnic_cm_close()
3905 return cnic_cm_close_req(csk); in cnic_cm_close()
3908 while (test_bit(SK_F_PG_OFFLD_COMPLETE, &csk->flags)) in cnic_cm_close()
3916 static void cnic_cm_upcall(struct cnic_local *cp, struct cnic_sock *csk, in cnic_cm_upcall() argument
3920 int ulp_type = csk->ulp_type; in cnic_cm_upcall()
3926 ulp_ops->cm_connect_complete(csk); in cnic_cm_upcall()
3928 ulp_ops->cm_close_complete(csk); in cnic_cm_upcall()
3930 ulp_ops->cm_remote_abort(csk); in cnic_cm_upcall()
3932 ulp_ops->cm_abort_complete(csk); in cnic_cm_upcall()
3934 ulp_ops->cm_remote_close(csk); in cnic_cm_upcall()
3939 static int cnic_cm_set_pg(struct cnic_sock *csk) in cnic_cm_set_pg() argument
3941 if (cnic_offld_prep(csk)) { in cnic_cm_set_pg()
3942 if (test_bit(SK_F_PG_OFFLD_COMPLETE, &csk->flags)) in cnic_cm_set_pg()
3943 cnic_cm_update_pg(csk); in cnic_cm_set_pg()
3945 cnic_cm_offload_pg(csk); in cnic_cm_set_pg()
3955 struct cnic_sock *csk = &cp->csk_tbl[l5_cid]; in cnic_cm_process_offld_pg() local
3957 csk_hold(csk); in cnic_cm_process_offld_pg()
3958 if (!cnic_in_use(csk)) in cnic_cm_process_offld_pg()
3962 clear_bit(SK_F_OFFLD_SCHED, &csk->flags); in cnic_cm_process_offld_pg()
3967 clear_bit(SK_F_OFFLD_SCHED, &csk->flags); in cnic_cm_process_offld_pg()
3968 cnic_cm_upcall(cp, csk, in cnic_cm_process_offld_pg()
3973 csk->pg_cid = kcqe->pg_cid; in cnic_cm_process_offld_pg()
3974 set_bit(SK_F_PG_OFFLD_COMPLETE, &csk->flags); in cnic_cm_process_offld_pg()
3975 cnic_cm_conn_req(csk); in cnic_cm_process_offld_pg()
3978 csk_put(csk); in cnic_cm_process_offld_pg()
3999 struct cnic_sock *csk; in cnic_cm_process_kcqe() local
4017 csk = &cp->csk_tbl[l5_cid]; in cnic_cm_process_kcqe()
4018 csk_hold(csk); in cnic_cm_process_kcqe()
4020 if (!cnic_in_use(csk)) { in cnic_cm_process_kcqe()
4021 csk_put(csk); in cnic_cm_process_kcqe()
4028 clear_bit(SK_F_OFFLD_SCHED, &csk->flags); in cnic_cm_process_kcqe()
4029 cnic_cm_upcall(cp, csk, in cnic_cm_process_kcqe()
4035 set_bit(SK_F_OFFLD_COMPLETE, &csk->flags); in cnic_cm_process_kcqe()
4038 set_bit(SK_F_HW_ERR, &csk->flags); in cnic_cm_process_kcqe()
4041 clear_bit(SK_F_OFFLD_SCHED, &csk->flags); in cnic_cm_process_kcqe()
4042 cnic_cm_upcall(cp, csk, opcode); in cnic_cm_process_kcqe()
4062 set_bit(SK_F_HW_ERR, &csk->flags); in cnic_cm_process_kcqe()
4064 cp->close_conn(csk, opcode); in cnic_cm_process_kcqe()
4070 !test_bit(SK_F_OFFLD_COMPLETE, &csk->flags) && in cnic_cm_process_kcqe()
4071 csk->state == L4_KCQE_OPCODE_VALUE_CLOSE_COMP) in cnic_cm_process_kcqe()
4072 cp->close_conn(csk, L4_KCQE_OPCODE_VALUE_RESET_COMP); in cnic_cm_process_kcqe()
4074 cnic_cm_upcall(cp, csk, opcode); in cnic_cm_process_kcqe()
4077 csk_put(csk); in cnic_cm_process_kcqe()
4125 static int cnic_ready_to_close(struct cnic_sock *csk, u32 opcode) in cnic_ready_to_close() argument
4127 if (test_and_clear_bit(SK_F_OFFLD_COMPLETE, &csk->flags)) { in cnic_ready_to_close()
4130 csk->state = opcode; in cnic_ready_to_close()
4139 if (opcode == csk->state || csk->state == 0 || in cnic_ready_to_close()
4140 csk->state == L4_KCQE_OPCODE_VALUE_CLOSE_COMP || in cnic_ready_to_close()
4141 csk->state == L4_KCQE_OPCODE_VALUE_RESET_COMP) { in cnic_ready_to_close()
4142 if (!test_and_set_bit(SK_F_CLOSING, &csk->flags)) { in cnic_ready_to_close()
4143 if (csk->state == 0) in cnic_ready_to_close()
4144 csk->state = opcode; in cnic_ready_to_close()
4151 static void cnic_close_bnx2_conn(struct cnic_sock *csk, u32 opcode) in cnic_close_bnx2_conn() argument
4153 struct cnic_dev *dev = csk->dev; in cnic_close_bnx2_conn()
4157 cnic_cm_upcall(cp, csk, opcode); in cnic_close_bnx2_conn()
4161 clear_bit(SK_F_CONNECT_START, &csk->flags); in cnic_close_bnx2_conn()
4162 cnic_close_conn(csk); in cnic_close_bnx2_conn()
4163 csk->state = opcode; in cnic_close_bnx2_conn()
4164 cnic_cm_upcall(cp, csk, opcode); in cnic_close_bnx2_conn()
4180 static void cnic_close_bnx2x_conn(struct cnic_sock *csk, u32 opcode) in cnic_close_bnx2x_conn() argument
4182 struct cnic_dev *dev = csk->dev; in cnic_close_bnx2x_conn()
4184 struct cnic_context *ctx = &cp->ctx_tbl[csk->l5_cid]; in cnic_close_bnx2x_conn()
4193 if (cnic_ready_to_close(csk, opcode)) { in cnic_close_bnx2x_conn()
4194 if (test_bit(SK_F_HW_ERR, &csk->flags)) in cnic_close_bnx2x_conn()
4196 else if (test_bit(SK_F_PG_OFFLD_COMPLETE, &csk->flags)) in cnic_close_bnx2x_conn()
4212 cnic_submit_kwqe_16(dev, cmd, csk->cid, ISCSI_CONNECTION_TYPE, in cnic_close_bnx2x_conn()
4216 cnic_close_conn(csk); in cnic_close_bnx2x_conn()
4217 cnic_cm_upcall(cp, csk, csk->state); in cnic_close_bnx2x_conn()
4367 struct cnic_sock *csk = &cp->csk_tbl[i]; in cnic_cm_shutdown() local
4369 clear_bit(SK_F_INUSE, &csk->flags); in cnic_cm_shutdown()
4370 cnic_cm_cleanup(csk); in cnic_cm_shutdown()