Lines Matching refs:csk
152 static inline void csk_hold(struct cnic_sock *csk) in csk_hold() argument
154 atomic_inc(&csk->ref_count); in csk_hold()
157 static inline void csk_put(struct cnic_sock *csk) in csk_put() argument
159 atomic_dec(&csk->ref_count); in csk_put()
278 static int cnic_in_use(struct cnic_sock *csk) in cnic_in_use() argument
280 return test_bit(SK_F_INUSE, &csk->flags); in cnic_in_use()
311 struct cnic_sock *csk) in cnic_send_nlmsg() argument
324 if (csk) { in cnic_send_nlmsg()
330 path_req.handle = (u64) csk->l5_cid; in cnic_send_nlmsg()
331 if (test_bit(SK_F_IPV6, &csk->flags)) { in cnic_send_nlmsg()
332 memcpy(&path_req.dst.v6_addr, &csk->dst_ip[0], in cnic_send_nlmsg()
336 memcpy(&path_req.dst.v4_addr, &csk->dst_ip[0], in cnic_send_nlmsg()
340 path_req.vlan_id = csk->vlan_id; in cnic_send_nlmsg()
341 path_req.pmtu = csk->mtu; in cnic_send_nlmsg()
373 struct cnic_sock *csk; in cnic_iscsi_nl_msg_recv() local
389 csk = &cp->csk_tbl[l5_cid]; in cnic_iscsi_nl_msg_recv()
390 csk_hold(csk); in cnic_iscsi_nl_msg_recv()
391 if (cnic_in_use(csk) && in cnic_iscsi_nl_msg_recv()
392 test_bit(SK_F_CONNECT_START, &csk->flags)) { in cnic_iscsi_nl_msg_recv()
394 csk->vlan_id = path_resp->vlan_id; in cnic_iscsi_nl_msg_recv()
396 memcpy(csk->ha, path_resp->mac_addr, ETH_ALEN); in cnic_iscsi_nl_msg_recv()
397 if (test_bit(SK_F_IPV6, &csk->flags)) in cnic_iscsi_nl_msg_recv()
398 memcpy(&csk->src_ip[0], &path_resp->src.v6_addr, in cnic_iscsi_nl_msg_recv()
401 memcpy(&csk->src_ip[0], &path_resp->src.v4_addr, in cnic_iscsi_nl_msg_recv()
404 if (is_valid_ether_addr(csk->ha)) { in cnic_iscsi_nl_msg_recv()
405 cnic_cm_set_pg(csk); in cnic_iscsi_nl_msg_recv()
406 } else if (!test_bit(SK_F_OFFLD_SCHED, &csk->flags) && in cnic_iscsi_nl_msg_recv()
407 !test_bit(SK_F_OFFLD_COMPLETE, &csk->flags)) { in cnic_iscsi_nl_msg_recv()
409 cnic_cm_upcall(cp, csk, in cnic_iscsi_nl_msg_recv()
411 clear_bit(SK_F_CONNECT_START, &csk->flags); in cnic_iscsi_nl_msg_recv()
414 csk_put(csk); in cnic_iscsi_nl_msg_recv()
422 static int cnic_offld_prep(struct cnic_sock *csk) in cnic_offld_prep() argument
424 if (test_and_set_bit(SK_F_OFFLD_SCHED, &csk->flags)) in cnic_offld_prep()
427 if (!test_bit(SK_F_CONNECT_START, &csk->flags)) { in cnic_offld_prep()
428 clear_bit(SK_F_OFFLD_SCHED, &csk->flags); in cnic_offld_prep()
435 static int cnic_close_prep(struct cnic_sock *csk) in cnic_close_prep() argument
437 clear_bit(SK_F_CONNECT_START, &csk->flags); in cnic_close_prep()
440 if (test_and_clear_bit(SK_F_OFFLD_COMPLETE, &csk->flags)) { in cnic_close_prep()
441 while (test_and_set_bit(SK_F_OFFLD_SCHED, &csk->flags)) in cnic_close_prep()
449 static int cnic_abort_prep(struct cnic_sock *csk) in cnic_abort_prep() argument
451 clear_bit(SK_F_CONNECT_START, &csk->flags); in cnic_abort_prep()
454 while (test_and_set_bit(SK_F_OFFLD_SCHED, &csk->flags)) in cnic_abort_prep()
457 if (test_and_clear_bit(SK_F_OFFLD_COMPLETE, &csk->flags)) { in cnic_abort_prep()
458 csk->state = L4_KCQE_OPCODE_VALUE_RESET_COMP; in cnic_abort_prep()
2120 struct cnic_sock *csk = &cp->csk_tbl[l5_cid]; in cnic_bnx2x_connect() local
2150 conn_addr->remote_addr_0 = csk->ha[0]; in cnic_bnx2x_connect()
2151 conn_addr->remote_addr_1 = csk->ha[1]; in cnic_bnx2x_connect()
2152 conn_addr->remote_addr_2 = csk->ha[2]; in cnic_bnx2x_connect()
2153 conn_addr->remote_addr_3 = csk->ha[3]; in cnic_bnx2x_connect()
2154 conn_addr->remote_addr_4 = csk->ha[4]; in cnic_bnx2x_connect()
2155 conn_addr->remote_addr_5 = csk->ha[5]; in cnic_bnx2x_connect()
2181 XSTORM_ISCSI_LOCAL_VLAN_OFFSET(bp->pfid), csk->vlan_id); in cnic_bnx2x_connect()
3367 static int cnic_cm_offload_pg(struct cnic_sock *csk) in cnic_cm_offload_pg() argument
3369 struct cnic_dev *dev = csk->dev; in cnic_cm_offload_pg()
3373 l4kwqe = (struct l4_kwq_offload_pg *) &csk->kwqe1; in cnic_cm_offload_pg()
3382 l4kwqe->da0 = csk->ha[0]; in cnic_cm_offload_pg()
3383 l4kwqe->da1 = csk->ha[1]; in cnic_cm_offload_pg()
3384 l4kwqe->da2 = csk->ha[2]; in cnic_cm_offload_pg()
3385 l4kwqe->da3 = csk->ha[3]; in cnic_cm_offload_pg()
3386 l4kwqe->da4 = csk->ha[4]; in cnic_cm_offload_pg()
3387 l4kwqe->da5 = csk->ha[5]; in cnic_cm_offload_pg()
3398 l4kwqe->host_opaque = csk->l5_cid; in cnic_cm_offload_pg()
3400 if (csk->vlan_id) { in cnic_cm_offload_pg()
3402 l4kwqe->vlan_tag = csk->vlan_id; in cnic_cm_offload_pg()
3409 static int cnic_cm_update_pg(struct cnic_sock *csk) in cnic_cm_update_pg() argument
3411 struct cnic_dev *dev = csk->dev; in cnic_cm_update_pg()
3415 l4kwqe = (struct l4_kwq_update_pg *) &csk->kwqe1; in cnic_cm_update_pg()
3422 l4kwqe->pg_cid = csk->pg_cid; in cnic_cm_update_pg()
3424 l4kwqe->da0 = csk->ha[0]; in cnic_cm_update_pg()
3425 l4kwqe->da1 = csk->ha[1]; in cnic_cm_update_pg()
3426 l4kwqe->da2 = csk->ha[2]; in cnic_cm_update_pg()
3427 l4kwqe->da3 = csk->ha[3]; in cnic_cm_update_pg()
3428 l4kwqe->da4 = csk->ha[4]; in cnic_cm_update_pg()
3429 l4kwqe->da5 = csk->ha[5]; in cnic_cm_update_pg()
3431 l4kwqe->pg_host_opaque = csk->l5_cid; in cnic_cm_update_pg()
3437 static int cnic_cm_upload_pg(struct cnic_sock *csk) in cnic_cm_upload_pg() argument
3439 struct cnic_dev *dev = csk->dev; in cnic_cm_upload_pg()
3443 l4kwqe = (struct l4_kwq_upload *) &csk->kwqe1; in cnic_cm_upload_pg()
3450 l4kwqe->cid = csk->pg_cid; in cnic_cm_upload_pg()
3455 static int cnic_cm_conn_req(struct cnic_sock *csk) in cnic_cm_conn_req() argument
3457 struct cnic_dev *dev = csk->dev; in cnic_cm_conn_req()
3465 l4kwqe1 = (struct l4_kwq_connect_req1 *) &csk->kwqe1; in cnic_cm_conn_req()
3466 l4kwqe2 = (struct l4_kwq_connect_req2 *) &csk->kwqe2; in cnic_cm_conn_req()
3467 l4kwqe3 = (struct l4_kwq_connect_req3 *) &csk->kwqe3; in cnic_cm_conn_req()
3475 l4kwqe3->ka_timeout = csk->ka_timeout; in cnic_cm_conn_req()
3476 l4kwqe3->ka_interval = csk->ka_interval; in cnic_cm_conn_req()
3477 l4kwqe3->ka_max_probe_count = csk->ka_max_probe_count; in cnic_cm_conn_req()
3478 l4kwqe3->tos = csk->tos; in cnic_cm_conn_req()
3479 l4kwqe3->ttl = csk->ttl; in cnic_cm_conn_req()
3480 l4kwqe3->snd_seq_scale = csk->snd_seq_scale; in cnic_cm_conn_req()
3481 l4kwqe3->pmtu = csk->mtu; in cnic_cm_conn_req()
3482 l4kwqe3->rcv_buf = csk->rcv_buf; in cnic_cm_conn_req()
3483 l4kwqe3->snd_buf = csk->snd_buf; in cnic_cm_conn_req()
3484 l4kwqe3->seed = csk->seed; in cnic_cm_conn_req()
3487 if (test_bit(SK_F_IPV6, &csk->flags)) { in cnic_cm_conn_req()
3497 l4kwqe2->src_ip_v6_2 = be32_to_cpu(csk->src_ip[1]); in cnic_cm_conn_req()
3498 l4kwqe2->src_ip_v6_3 = be32_to_cpu(csk->src_ip[2]); in cnic_cm_conn_req()
3499 l4kwqe2->src_ip_v6_4 = be32_to_cpu(csk->src_ip[3]); in cnic_cm_conn_req()
3500 l4kwqe2->dst_ip_v6_2 = be32_to_cpu(csk->dst_ip[1]); in cnic_cm_conn_req()
3501 l4kwqe2->dst_ip_v6_3 = be32_to_cpu(csk->dst_ip[2]); in cnic_cm_conn_req()
3502 l4kwqe2->dst_ip_v6_4 = be32_to_cpu(csk->dst_ip[3]); in cnic_cm_conn_req()
3515 l4kwqe1->cid = csk->cid; in cnic_cm_conn_req()
3516 l4kwqe1->pg_cid = csk->pg_cid; in cnic_cm_conn_req()
3517 l4kwqe1->src_ip = be32_to_cpu(csk->src_ip[0]); in cnic_cm_conn_req()
3518 l4kwqe1->dst_ip = be32_to_cpu(csk->dst_ip[0]); in cnic_cm_conn_req()
3519 l4kwqe1->src_port = be16_to_cpu(csk->src_port); in cnic_cm_conn_req()
3520 l4kwqe1->dst_port = be16_to_cpu(csk->dst_port); in cnic_cm_conn_req()
3521 if (csk->tcp_flags & SK_TCP_NO_DELAY_ACK) in cnic_cm_conn_req()
3523 if (csk->tcp_flags & SK_TCP_KEEP_ALIVE) in cnic_cm_conn_req()
3525 if (csk->tcp_flags & SK_TCP_NAGLE) in cnic_cm_conn_req()
3527 if (csk->tcp_flags & SK_TCP_TIMESTAMP) in cnic_cm_conn_req()
3529 if (csk->tcp_flags & SK_TCP_SACK) in cnic_cm_conn_req()
3531 if (csk->tcp_flags & SK_TCP_SEG_SCALING) in cnic_cm_conn_req()
3539 static int cnic_cm_close_req(struct cnic_sock *csk) in cnic_cm_close_req() argument
3541 struct cnic_dev *dev = csk->dev; in cnic_cm_close_req()
3545 l4kwqe = (struct l4_kwq_close_req *) &csk->kwqe2; in cnic_cm_close_req()
3551 l4kwqe->cid = csk->cid; in cnic_cm_close_req()
3556 static int cnic_cm_abort_req(struct cnic_sock *csk) in cnic_cm_abort_req() argument
3558 struct cnic_dev *dev = csk->dev; in cnic_cm_abort_req()
3562 l4kwqe = (struct l4_kwq_reset_req *) &csk->kwqe2; in cnic_cm_abort_req()
3568 l4kwqe->cid = csk->cid; in cnic_cm_abort_req()
3574 u32 l5_cid, struct cnic_sock **csk, void *context) in cnic_cm_create() argument
3613 *csk = csk1; in cnic_cm_create()
3617 static void cnic_cm_cleanup(struct cnic_sock *csk) in cnic_cm_cleanup() argument
3619 if (csk->src_port) { in cnic_cm_cleanup()
3620 struct cnic_dev *dev = csk->dev; in cnic_cm_cleanup()
3623 cnic_free_id(&cp->csk_port_tbl, be16_to_cpu(csk->src_port)); in cnic_cm_cleanup()
3624 csk->src_port = 0; in cnic_cm_cleanup()
3628 static void cnic_close_conn(struct cnic_sock *csk) in cnic_close_conn() argument
3630 if (test_bit(SK_F_PG_OFFLD_COMPLETE, &csk->flags)) { in cnic_close_conn()
3631 cnic_cm_upload_pg(csk); in cnic_close_conn()
3632 clear_bit(SK_F_PG_OFFLD_COMPLETE, &csk->flags); in cnic_close_conn()
3634 cnic_cm_cleanup(csk); in cnic_close_conn()
3637 static int cnic_cm_destroy(struct cnic_sock *csk) in cnic_cm_destroy() argument
3639 if (!cnic_in_use(csk)) in cnic_cm_destroy()
3642 csk_hold(csk); in cnic_cm_destroy()
3643 clear_bit(SK_F_INUSE, &csk->flags); in cnic_cm_destroy()
3645 while (atomic_read(&csk->ref_count) != 1) in cnic_cm_destroy()
3647 cnic_cm_cleanup(csk); in cnic_cm_destroy()
3649 csk->flags = 0; in cnic_cm_destroy()
3650 csk_put(csk); in cnic_cm_destroy()
3740 static int cnic_resolve_addr(struct cnic_sock *csk, struct cnic_sockaddr *saddr) in cnic_resolve_addr() argument
3742 struct cnic_dev *dev = csk->dev; in cnic_resolve_addr()
3745 return cnic_send_nlmsg(cp, ISCSI_KEVENT_PATH_REQ, csk); in cnic_resolve_addr()
3748 static int cnic_get_route(struct cnic_sock *csk, struct cnic_sockaddr *saddr) in cnic_get_route() argument
3750 struct cnic_dev *dev = csk->dev; in cnic_get_route()
3767 clear_bit(SK_F_IPV6, &csk->flags); in cnic_get_route()
3770 set_bit(SK_F_IPV6, &csk->flags); in cnic_get_route()
3773 memcpy(&csk->dst_ip[0], &saddr->remote.v6.sin6_addr, in cnic_get_route()
3775 csk->dst_port = saddr->remote.v6.sin6_port; in cnic_get_route()
3781 csk->dst_ip[0] = saddr->remote.v4.sin_addr.s_addr; in cnic_get_route()
3782 csk->dst_port = saddr->remote.v4.sin_port; in cnic_get_route()
3786 csk->vlan_id = 0; in cnic_get_route()
3787 csk->mtu = dev->netdev->mtu; in cnic_get_route()
3791 csk->vlan_id = vlan; in cnic_get_route()
3792 csk->mtu = dst_mtu(dst); in cnic_get_route()
3812 csk->src_port = local_port; in cnic_get_route()
3819 static void cnic_init_csk_state(struct cnic_sock *csk) in cnic_init_csk_state() argument
3821 csk->state = 0; in cnic_init_csk_state()
3822 clear_bit(SK_F_OFFLD_SCHED, &csk->flags); in cnic_init_csk_state()
3823 clear_bit(SK_F_CLOSING, &csk->flags); in cnic_init_csk_state()
3826 static int cnic_cm_connect(struct cnic_sock *csk, struct cnic_sockaddr *saddr) in cnic_cm_connect() argument
3828 struct cnic_local *cp = csk->dev->cnic_priv; in cnic_cm_connect()
3834 if (!cnic_in_use(csk)) in cnic_cm_connect()
3837 if (test_and_set_bit(SK_F_CONNECT_START, &csk->flags)) in cnic_cm_connect()
3840 cnic_init_csk_state(csk); in cnic_cm_connect()
3842 err = cnic_get_route(csk, saddr); in cnic_cm_connect()
3846 err = cnic_resolve_addr(csk, saddr); in cnic_cm_connect()
3851 clear_bit(SK_F_CONNECT_START, &csk->flags); in cnic_cm_connect()
3855 static int cnic_cm_abort(struct cnic_sock *csk) in cnic_cm_abort() argument
3857 struct cnic_local *cp = csk->dev->cnic_priv; in cnic_cm_abort()
3860 if (!cnic_in_use(csk)) in cnic_cm_abort()
3863 if (cnic_abort_prep(csk)) in cnic_cm_abort()
3864 return cnic_cm_abort_req(csk); in cnic_cm_abort()
3870 cp->close_conn(csk, opcode); in cnic_cm_abort()
3871 if (csk->state != opcode) { in cnic_cm_abort()
3873 while (test_bit(SK_F_PG_OFFLD_COMPLETE, &csk->flags)) in cnic_cm_abort()
3882 static int cnic_cm_close(struct cnic_sock *csk) in cnic_cm_close() argument
3884 if (!cnic_in_use(csk)) in cnic_cm_close()
3887 if (cnic_close_prep(csk)) { in cnic_cm_close()
3888 csk->state = L4_KCQE_OPCODE_VALUE_CLOSE_COMP; in cnic_cm_close()
3889 return cnic_cm_close_req(csk); in cnic_cm_close()
3892 while (test_bit(SK_F_PG_OFFLD_COMPLETE, &csk->flags)) in cnic_cm_close()
3900 static void cnic_cm_upcall(struct cnic_local *cp, struct cnic_sock *csk, in cnic_cm_upcall() argument
3904 int ulp_type = csk->ulp_type; in cnic_cm_upcall()
3910 ulp_ops->cm_connect_complete(csk); in cnic_cm_upcall()
3912 ulp_ops->cm_close_complete(csk); in cnic_cm_upcall()
3914 ulp_ops->cm_remote_abort(csk); in cnic_cm_upcall()
3916 ulp_ops->cm_abort_complete(csk); in cnic_cm_upcall()
3918 ulp_ops->cm_remote_close(csk); in cnic_cm_upcall()
3923 static int cnic_cm_set_pg(struct cnic_sock *csk) in cnic_cm_set_pg() argument
3925 if (cnic_offld_prep(csk)) { in cnic_cm_set_pg()
3926 if (test_bit(SK_F_PG_OFFLD_COMPLETE, &csk->flags)) in cnic_cm_set_pg()
3927 cnic_cm_update_pg(csk); in cnic_cm_set_pg()
3929 cnic_cm_offload_pg(csk); in cnic_cm_set_pg()
3939 struct cnic_sock *csk = &cp->csk_tbl[l5_cid]; in cnic_cm_process_offld_pg() local
3941 csk_hold(csk); in cnic_cm_process_offld_pg()
3942 if (!cnic_in_use(csk)) in cnic_cm_process_offld_pg()
3946 clear_bit(SK_F_OFFLD_SCHED, &csk->flags); in cnic_cm_process_offld_pg()
3951 clear_bit(SK_F_OFFLD_SCHED, &csk->flags); in cnic_cm_process_offld_pg()
3952 cnic_cm_upcall(cp, csk, in cnic_cm_process_offld_pg()
3957 csk->pg_cid = kcqe->pg_cid; in cnic_cm_process_offld_pg()
3958 set_bit(SK_F_PG_OFFLD_COMPLETE, &csk->flags); in cnic_cm_process_offld_pg()
3959 cnic_cm_conn_req(csk); in cnic_cm_process_offld_pg()
3962 csk_put(csk); in cnic_cm_process_offld_pg()
3983 struct cnic_sock *csk; in cnic_cm_process_kcqe() local
4001 csk = &cp->csk_tbl[l5_cid]; in cnic_cm_process_kcqe()
4002 csk_hold(csk); in cnic_cm_process_kcqe()
4004 if (!cnic_in_use(csk)) { in cnic_cm_process_kcqe()
4005 csk_put(csk); in cnic_cm_process_kcqe()
4012 clear_bit(SK_F_OFFLD_SCHED, &csk->flags); in cnic_cm_process_kcqe()
4013 cnic_cm_upcall(cp, csk, in cnic_cm_process_kcqe()
4019 set_bit(SK_F_OFFLD_COMPLETE, &csk->flags); in cnic_cm_process_kcqe()
4022 set_bit(SK_F_HW_ERR, &csk->flags); in cnic_cm_process_kcqe()
4025 clear_bit(SK_F_OFFLD_SCHED, &csk->flags); in cnic_cm_process_kcqe()
4026 cnic_cm_upcall(cp, csk, opcode); in cnic_cm_process_kcqe()
4047 set_bit(SK_F_HW_ERR, &csk->flags); in cnic_cm_process_kcqe()
4049 cp->close_conn(csk, opcode); in cnic_cm_process_kcqe()
4055 !test_bit(SK_F_OFFLD_COMPLETE, &csk->flags) && in cnic_cm_process_kcqe()
4056 csk->state == L4_KCQE_OPCODE_VALUE_CLOSE_COMP) in cnic_cm_process_kcqe()
4057 cp->close_conn(csk, L4_KCQE_OPCODE_VALUE_RESET_COMP); in cnic_cm_process_kcqe()
4059 cnic_cm_upcall(cp, csk, opcode); in cnic_cm_process_kcqe()
4062 csk_put(csk); in cnic_cm_process_kcqe()
4107 static int cnic_ready_to_close(struct cnic_sock *csk, u32 opcode) in cnic_ready_to_close() argument
4109 if (test_and_clear_bit(SK_F_OFFLD_COMPLETE, &csk->flags)) { in cnic_ready_to_close()
4112 csk->state = opcode; in cnic_ready_to_close()
4121 if (opcode == csk->state || csk->state == 0 || in cnic_ready_to_close()
4122 csk->state == L4_KCQE_OPCODE_VALUE_CLOSE_COMP || in cnic_ready_to_close()
4123 csk->state == L4_KCQE_OPCODE_VALUE_RESET_COMP) { in cnic_ready_to_close()
4124 if (!test_and_set_bit(SK_F_CLOSING, &csk->flags)) { in cnic_ready_to_close()
4125 if (csk->state == 0) in cnic_ready_to_close()
4126 csk->state = opcode; in cnic_ready_to_close()
4133 static void cnic_close_bnx2_conn(struct cnic_sock *csk, u32 opcode) in cnic_close_bnx2_conn() argument
4135 struct cnic_dev *dev = csk->dev; in cnic_close_bnx2_conn()
4139 cnic_cm_upcall(cp, csk, opcode); in cnic_close_bnx2_conn()
4143 clear_bit(SK_F_CONNECT_START, &csk->flags); in cnic_close_bnx2_conn()
4144 cnic_close_conn(csk); in cnic_close_bnx2_conn()
4145 csk->state = opcode; in cnic_close_bnx2_conn()
4146 cnic_cm_upcall(cp, csk, opcode); in cnic_close_bnx2_conn()
4162 static void cnic_close_bnx2x_conn(struct cnic_sock *csk, u32 opcode) in cnic_close_bnx2x_conn() argument
4164 struct cnic_dev *dev = csk->dev; in cnic_close_bnx2x_conn()
4166 struct cnic_context *ctx = &cp->ctx_tbl[csk->l5_cid]; in cnic_close_bnx2x_conn()
4175 if (cnic_ready_to_close(csk, opcode)) { in cnic_close_bnx2x_conn()
4176 if (test_bit(SK_F_HW_ERR, &csk->flags)) in cnic_close_bnx2x_conn()
4178 else if (test_bit(SK_F_PG_OFFLD_COMPLETE, &csk->flags)) in cnic_close_bnx2x_conn()
4194 cnic_submit_kwqe_16(dev, cmd, csk->cid, ISCSI_CONNECTION_TYPE, in cnic_close_bnx2x_conn()
4198 cnic_close_conn(csk); in cnic_close_bnx2x_conn()
4199 cnic_cm_upcall(cp, csk, csk->state); in cnic_close_bnx2x_conn()
4348 struct cnic_sock *csk = &cp->csk_tbl[i]; in cnic_cm_shutdown() local
4350 clear_bit(SK_F_INUSE, &csk->flags); in cnic_cm_shutdown()
4351 cnic_cm_cleanup(csk); in cnic_cm_shutdown()