diff options
author | Steve Wise <swise@opengridcomputing.com> | 2016-02-26 18:18:03 +0300 |
---|---|---|
committer | Doug Ledford <dledford@redhat.com> | 2016-03-16 20:48:21 +0300 |
commit | 170003c894d93332e1b4162aa06864ad83eb302d (patch) | |
tree | 1dfa0ba42af2d815ff8b28848aff15ae50c0a293 /drivers/infiniband/hw/cxgb4/cm.c | |
parent | 6a0dde89cc346588f7f610dbc0d75e100f9cb568 (diff) | |
download | linux-170003c894d93332e1b4162aa06864ad83eb302d.tar.xz |
iw_cxgb4: remove port mapper related code
Now that most of the port mapper code been moved to iwcm, we can remove
it from iw_cxgb4.
Signed-off-by: Steve Wise <swise@opengridcomputing.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
Diffstat (limited to 'drivers/infiniband/hw/cxgb4/cm.c')
-rw-r--r-- | drivers/infiniband/hw/cxgb4/cm.c | 220 |
1 files changed, 45 insertions, 175 deletions
diff --git a/drivers/infiniband/hw/cxgb4/cm.c b/drivers/infiniband/hw/cxgb4/cm.c index cd2ff5f9518a..61518830ba11 100644 --- a/drivers/infiniband/hw/cxgb4/cm.c +++ b/drivers/infiniband/hw/cxgb4/cm.c @@ -302,7 +302,7 @@ void _c4iw_free_ep(struct kref *kref) if (ep->com.remote_addr.ss_family == AF_INET6) { struct sockaddr_in6 *sin6 = (struct sockaddr_in6 *) - &ep->com.mapped_local_addr; + &ep->com.local_addr; cxgb4_clip_release( ep->com.dev->rdev.lldi.ports[0], @@ -314,12 +314,6 @@ void _c4iw_free_ep(struct kref *kref) dst_release(ep->dst); cxgb4_l2t_release(ep->l2t); } - if (test_bit(RELEASE_MAPINFO, &ep->com.flags)) { - print_addr(&ep->com, __func__, "remove_mapinfo/mapping"); - iwpm_remove_mapinfo(&ep->com.local_addr, - &ep->com.mapped_local_addr); - iwpm_remove_mapping(&ep->com.local_addr, RDMA_NL_C4IW); - } kfree(ep); } @@ -455,7 +449,7 @@ static void act_open_req_arp_failure(void *handle, struct sk_buff *skb) state_set(&ep->com, DEAD); if (ep->com.remote_addr.ss_family == AF_INET6) { struct sockaddr_in6 *sin6 = - (struct sockaddr_in6 *)&ep->com.mapped_local_addr; + (struct sockaddr_in6 *)&ep->com.local_addr; cxgb4_clip_release(ep->com.dev->rdev.lldi.ports[0], (const u32 *)&sin6->sin6_addr.s6_addr, 1); } @@ -568,54 +562,6 @@ static int send_abort(struct c4iw_ep *ep, struct sk_buff *skb, gfp_t gfp) return c4iw_l2t_send(&ep->com.dev->rdev, skb, ep->l2t); } -/* - * c4iw_form_pm_msg - Form a port mapper message with mapping info - */ -static void c4iw_form_pm_msg(struct c4iw_ep *ep, - struct iwpm_sa_data *pm_msg) -{ - memcpy(&pm_msg->loc_addr, &ep->com.local_addr, - sizeof(ep->com.local_addr)); - memcpy(&pm_msg->rem_addr, &ep->com.remote_addr, - sizeof(ep->com.remote_addr)); -} - -/* - * c4iw_form_reg_msg - Form a port mapper message with dev info - */ -static void c4iw_form_reg_msg(struct c4iw_dev *dev, - struct iwpm_dev_data *pm_msg) -{ - memcpy(pm_msg->dev_name, dev->ibdev.name, IWPM_DEVNAME_SIZE); - memcpy(pm_msg->if_name, dev->rdev.lldi.ports[0]->name, - IWPM_IFNAME_SIZE); -} - -static void c4iw_record_pm_msg(struct c4iw_ep *ep, - struct iwpm_sa_data *pm_msg) -{ - memcpy(&ep->com.mapped_local_addr, &pm_msg->mapped_loc_addr, - sizeof(ep->com.mapped_local_addr)); - memcpy(&ep->com.mapped_remote_addr, &pm_msg->mapped_rem_addr, - sizeof(ep->com.mapped_remote_addr)); -} - -static int get_remote_addr(struct c4iw_ep *parent_ep, struct c4iw_ep *child_ep) -{ - int ret; - - print_addr(&parent_ep->com, __func__, "get_remote_addr parent_ep "); - print_addr(&child_ep->com, __func__, "get_remote_addr child_ep "); - - ret = iwpm_get_remote_info(&parent_ep->com.mapped_local_addr, - &child_ep->com.mapped_remote_addr, - &child_ep->com.remote_addr, RDMA_NL_C4IW); - if (ret) - PDBG("Unable to find remote peer addr info - err %d\n", ret); - - return ret; -} - static void best_mtu(const unsigned short *mtus, unsigned short mtu, unsigned int *idx, int use_ts, int ipv6) { @@ -645,13 +591,13 @@ static int send_connect(struct c4iw_ep *ep) int wscale; int win, sizev4, sizev6, wrlen; struct sockaddr_in *la = (struct sockaddr_in *) - &ep->com.mapped_local_addr; + &ep->com.local_addr; struct sockaddr_in *ra = (struct sockaddr_in *) - &ep->com.mapped_remote_addr; + &ep->com.remote_addr; struct sockaddr_in6 *la6 = (struct sockaddr_in6 *) - &ep->com.mapped_local_addr; + &ep->com.local_addr; struct sockaddr_in6 *ra6 = (struct sockaddr_in6 *) - &ep->com.mapped_remote_addr; + &ep->com.remote_addr; int ret; enum chip_type adapter_type = ep->com.dev->rdev.lldi.adapter_type; u32 isn = (prandom_u32() & ~7UL) - 1; @@ -1829,10 +1775,10 @@ static void send_fw_act_open_req(struct c4iw_ep *ep, unsigned int atid) req->le.filter = cpu_to_be32(cxgb4_select_ntuple( ep->com.dev->rdev.lldi.ports[0], ep->l2t)); - sin = (struct sockaddr_in *)&ep->com.mapped_local_addr; + sin = (struct sockaddr_in *)&ep->com.local_addr; req->le.lport = sin->sin_port; req->le.u.ipv4.lip = sin->sin_addr.s_addr; - sin = (struct sockaddr_in *)&ep->com.mapped_remote_addr; + sin = (struct sockaddr_in *)&ep->com.remote_addr; req->le.pport = sin->sin_port; req->le.u.ipv4.pip = sin->sin_addr.s_addr; req->tcb.t_state_to_astid = @@ -2013,13 +1959,13 @@ static int c4iw_reconnect(struct c4iw_ep *ep) { int err = 0; struct sockaddr_in *laddr = (struct sockaddr_in *) - &ep->com.cm_id->local_addr; + &ep->com.cm_id->m_local_addr; struct sockaddr_in *raddr = (struct sockaddr_in *) - &ep->com.cm_id->remote_addr; + &ep->com.cm_id->m_remote_addr; struct sockaddr_in6 *laddr6 = (struct sockaddr_in6 *) - &ep->com.cm_id->local_addr; + &ep->com.cm_id->m_local_addr; struct sockaddr_in6 *raddr6 = (struct sockaddr_in6 *) - &ep->com.cm_id->remote_addr; + &ep->com.cm_id->m_remote_addr; int iptype; __u8 *ra; @@ -2038,7 +1984,7 @@ static int c4iw_reconnect(struct c4iw_ep *ep) insert_handle(ep->com.dev, &ep->com.dev->atid_idr, ep, ep->atid); /* find a route */ - if (ep->com.cm_id->local_addr.ss_family == AF_INET) { + if (ep->com.cm_id->m_local_addr.ss_family == AF_INET) { ep->dst = find_route(ep->com.dev, laddr->sin_addr.s_addr, raddr->sin_addr.s_addr, laddr->sin_port, raddr->sin_port, 0); @@ -2109,10 +2055,10 @@ static int act_open_rpl(struct c4iw_dev *dev, struct sk_buff *skb) struct sockaddr_in6 *ra6; ep = lookup_atid(t, atid); - la = (struct sockaddr_in *)&ep->com.mapped_local_addr; - ra = (struct sockaddr_in *)&ep->com.mapped_remote_addr; - la6 = (struct sockaddr_in6 *)&ep->com.mapped_local_addr; - ra6 = (struct sockaddr_in6 *)&ep->com.mapped_remote_addr; + la = (struct sockaddr_in *)&ep->com.local_addr; + ra = (struct sockaddr_in *)&ep->com.remote_addr; + la6 = (struct sockaddr_in6 *)&ep->com.local_addr; + ra6 = (struct sockaddr_in6 *)&ep->com.remote_addr; PDBG("%s ep %p atid %u status %u errno %d\n", __func__, ep, atid, status, status2errno(status)); @@ -2154,7 +2100,7 @@ static int act_open_rpl(struct c4iw_dev *dev, struct sk_buff *skb) if (ep->com.remote_addr.ss_family == AF_INET6) { struct sockaddr_in6 *sin6 = (struct sockaddr_in6 *) - &ep->com.mapped_local_addr; + &ep->com.local_addr; cxgb4_clip_release( ep->com.dev->rdev.lldi.ports[0], (const u32 *) @@ -2189,7 +2135,7 @@ static int act_open_rpl(struct c4iw_dev *dev, struct sk_buff *skb) if (ep->com.remote_addr.ss_family == AF_INET6) { struct sockaddr_in6 *sin6 = - (struct sockaddr_in6 *)&ep->com.mapped_local_addr; + (struct sockaddr_in6 *)&ep->com.local_addr; cxgb4_clip_release(ep->com.dev->rdev.lldi.ports[0], (const u32 *)&sin6->sin6_addr.s6_addr, 1); } @@ -2459,18 +2405,9 @@ static int pass_accept_req(struct c4iw_dev *dev, struct sk_buff *skb) child_ep->com.dev = dev; child_ep->com.cm_id = NULL; - /* - * The mapped_local and mapped_remote addresses get setup with - * the actual 4-tuple. The local address will be based on the - * actual local address of the connection, but on the port number - * of the parent listening endpoint. The remote address is - * setup based on a query to the IWPM since we don't know what it - * originally was before mapping. If no mapping was done, then - * mapped_remote == remote, and mapped_local == local. - */ if (iptype == 4) { struct sockaddr_in *sin = (struct sockaddr_in *) - &child_ep->com.mapped_local_addr; + &child_ep->com.local_addr; sin->sin_family = PF_INET; sin->sin_port = local_port; @@ -2482,12 +2419,12 @@ static int pass_accept_req(struct c4iw_dev *dev, struct sk_buff *skb) &parent_ep->com.local_addr)->sin_port; sin->sin_addr.s_addr = *(__be32 *)local_ip; - sin = (struct sockaddr_in *)&child_ep->com.mapped_remote_addr; + sin = (struct sockaddr_in *)&child_ep->com.remote_addr; sin->sin_family = PF_INET; sin->sin_port = peer_port; sin->sin_addr.s_addr = *(__be32 *)peer_ip; } else { - sin6 = (struct sockaddr_in6 *)&child_ep->com.mapped_local_addr; + sin6 = (struct sockaddr_in6 *)&child_ep->com.local_addr; sin6->sin6_family = PF_INET6; sin6->sin6_port = local_port; memcpy(sin6->sin6_addr.s6_addr, local_ip, 16); @@ -2498,14 +2435,11 @@ static int pass_accept_req(struct c4iw_dev *dev, struct sk_buff *skb) &parent_ep->com.local_addr)->sin6_port; memcpy(sin6->sin6_addr.s6_addr, local_ip, 16); - sin6 = (struct sockaddr_in6 *)&child_ep->com.mapped_remote_addr; + sin6 = (struct sockaddr_in6 *)&child_ep->com.remote_addr; sin6->sin6_family = PF_INET6; sin6->sin6_port = peer_port; memcpy(sin6->sin6_addr.s6_addr, peer_ip, 16); } - memcpy(&child_ep->com.remote_addr, &child_ep->com.mapped_remote_addr, - sizeof(child_ep->com.remote_addr)); - get_remote_addr(parent_ep, child_ep); c4iw_get_ep(&parent_ep->com); child_ep->parent_ep = parent_ep; @@ -2522,7 +2456,7 @@ static int pass_accept_req(struct c4iw_dev *dev, struct sk_buff *skb) accept_cr(child_ep, skb, req); set_bit(PASS_ACCEPT_REQ, &child_ep->com.history); if (iptype == 6) { - sin6 = (struct sockaddr_in6 *)&child_ep->com.mapped_local_addr; + sin6 = (struct sockaddr_in6 *)&child_ep->com.local_addr; cxgb4_clip_get(child_ep->com.dev->rdev.lldi.ports[0], (const u32 *)&sin6->sin6_addr.s6_addr, 1); } @@ -2765,7 +2699,7 @@ out: if (ep->com.remote_addr.ss_family == AF_INET6) { struct sockaddr_in6 *sin6 = (struct sockaddr_in6 *) - &ep->com.mapped_local_addr; + &ep->com.local_addr; cxgb4_clip_release( ep->com.dev->rdev.lldi.ports[0], (const u32 *)&sin6->sin6_addr.s6_addr, @@ -3026,8 +2960,8 @@ static int pick_local_ipaddrs(struct c4iw_dev *dev, struct iw_cm_id *cm_id) { struct in_device *ind; int found = 0; - struct sockaddr_in *laddr = (struct sockaddr_in *)&cm_id->local_addr; - struct sockaddr_in *raddr = (struct sockaddr_in *)&cm_id->remote_addr; + struct sockaddr_in *laddr = (struct sockaddr_in *)&cm_id->m_local_addr; + struct sockaddr_in *raddr = (struct sockaddr_in *)&cm_id->m_remote_addr; ind = in_dev_get(dev->rdev.lldi.ports[0]); if (!ind) @@ -3072,8 +3006,8 @@ static int get_lladdr(struct net_device *dev, struct in6_addr *addr, static int pick_local_ip6addrs(struct c4iw_dev *dev, struct iw_cm_id *cm_id) { struct in6_addr uninitialized_var(addr); - struct sockaddr_in6 *la6 = (struct sockaddr_in6 *)&cm_id->local_addr; - struct sockaddr_in6 *ra6 = (struct sockaddr_in6 *)&cm_id->remote_addr; + struct sockaddr_in6 *la6 = (struct sockaddr_in6 *)&cm_id->m_local_addr; + struct sockaddr_in6 *ra6 = (struct sockaddr_in6 *)&cm_id->m_remote_addr; if (!get_lladdr(dev->rdev.lldi.ports[0], &addr, IFA_F_TENTATIVE)) { memcpy(la6->sin6_addr.s6_addr, &addr, 16); @@ -3092,11 +3026,8 @@ int c4iw_connect(struct iw_cm_id *cm_id, struct iw_cm_conn_param *conn_param) struct sockaddr_in *raddr; struct sockaddr_in6 *laddr6; struct sockaddr_in6 *raddr6; - struct iwpm_dev_data pm_reg_msg; - struct iwpm_sa_data pm_msg; __u8 *ra; int iptype; - int iwpm_err = 0; if ((conn_param->ord > cur_max_read_depth(dev)) || (conn_param->ird > cur_max_read_depth(dev))) { @@ -3144,47 +3075,17 @@ int c4iw_connect(struct iw_cm_id *cm_id, struct iw_cm_conn_param *conn_param) } insert_handle(dev, &dev->atid_idr, ep, ep->atid); - memcpy(&ep->com.local_addr, &cm_id->local_addr, + memcpy(&ep->com.local_addr, &cm_id->m_local_addr, sizeof(ep->com.local_addr)); - memcpy(&ep->com.remote_addr, &cm_id->remote_addr, + memcpy(&ep->com.remote_addr, &cm_id->m_remote_addr, sizeof(ep->com.remote_addr)); - /* No port mapper available, go with the specified peer information */ - memcpy(&ep->com.mapped_local_addr, &cm_id->local_addr, - sizeof(ep->com.mapped_local_addr)); - memcpy(&ep->com.mapped_remote_addr, &cm_id->remote_addr, - sizeof(ep->com.mapped_remote_addr)); - - c4iw_form_reg_msg(dev, &pm_reg_msg); - iwpm_err = iwpm_register_pid(&pm_reg_msg, RDMA_NL_C4IW); - if (iwpm_err) { - PDBG("%s: Port Mapper reg pid fail (err = %d).\n", - __func__, iwpm_err); - } - if (iwpm_valid_pid() && !iwpm_err) { - c4iw_form_pm_msg(ep, &pm_msg); - iwpm_err = iwpm_add_and_query_mapping(&pm_msg, RDMA_NL_C4IW); - if (iwpm_err) - PDBG("%s: Port Mapper query fail (err = %d).\n", - __func__, iwpm_err); - else - c4iw_record_pm_msg(ep, &pm_msg); - } - if (iwpm_create_mapinfo(&ep->com.local_addr, - &ep->com.mapped_local_addr, RDMA_NL_C4IW)) { - iwpm_remove_mapping(&ep->com.local_addr, RDMA_NL_C4IW); - err = -ENOMEM; - goto fail1; - } - print_addr(&ep->com, __func__, "add_query/create_mapinfo"); - set_bit(RELEASE_MAPINFO, &ep->com.flags); + laddr = (struct sockaddr_in *)&ep->com.local_addr; + raddr = (struct sockaddr_in *)&ep->com.remote_addr; + laddr6 = (struct sockaddr_in6 *)&ep->com.local_addr; + raddr6 = (struct sockaddr_in6 *) &ep->com.remote_addr; - laddr = (struct sockaddr_in *)&ep->com.mapped_local_addr; - raddr = (struct sockaddr_in *)&ep->com.mapped_remote_addr; - laddr6 = (struct sockaddr_in6 *)&ep->com.mapped_local_addr; - raddr6 = (struct sockaddr_in6 *) &ep->com.mapped_remote_addr; - - if (cm_id->remote_addr.ss_family == AF_INET) { + if (cm_id->m_remote_addr.ss_family == AF_INET) { iptype = 4; ra = (__u8 *)&raddr->sin_addr; @@ -3269,7 +3170,7 @@ static int create_server6(struct c4iw_dev *dev, struct c4iw_listen_ep *ep) { int err; struct sockaddr_in6 *sin6 = (struct sockaddr_in6 *) - &ep->com.mapped_local_addr; + &ep->com.local_addr; if (ipv6_addr_type(&sin6->sin6_addr) != IPV6_ADDR_ANY) { err = cxgb4_clip_get(ep->com.dev->rdev.lldi.ports[0], @@ -3302,7 +3203,7 @@ static int create_server4(struct c4iw_dev *dev, struct c4iw_listen_ep *ep) { int err; struct sockaddr_in *sin = (struct sockaddr_in *) - &ep->com.mapped_local_addr; + &ep->com.local_addr; if (dev->rdev.lldi.enable_fw_ofld_conn) { do { @@ -3343,9 +3244,6 @@ int c4iw_create_listen(struct iw_cm_id *cm_id, int backlog) int err = 0; struct c4iw_dev *dev = to_c4iw_dev(cm_id->device); struct c4iw_listen_ep *ep; - struct iwpm_dev_data pm_reg_msg; - struct iwpm_sa_data pm_msg; - int iwpm_err = 0; might_sleep(); @@ -3360,7 +3258,7 @@ int c4iw_create_listen(struct iw_cm_id *cm_id, int backlog) ep->com.cm_id = cm_id; ep->com.dev = dev; ep->backlog = backlog; - memcpy(&ep->com.local_addr, &cm_id->local_addr, + memcpy(&ep->com.local_addr, &cm_id->m_local_addr, sizeof(ep->com.local_addr)); /* @@ -3369,10 +3267,10 @@ int c4iw_create_listen(struct iw_cm_id *cm_id, int backlog) if (dev->rdev.lldi.enable_fw_ofld_conn && ep->com.local_addr.ss_family == AF_INET) ep->stid = cxgb4_alloc_sftid(dev->rdev.lldi.tids, - cm_id->local_addr.ss_family, ep); + cm_id->m_local_addr.ss_family, ep); else ep->stid = cxgb4_alloc_stid(dev->rdev.lldi.tids, - cm_id->local_addr.ss_family, ep); + cm_id->m_local_addr.ss_family, ep); if (ep->stid == -1) { printk(KERN_ERR MOD "%s - cannot alloc stid.\n", __func__); @@ -3381,36 +3279,9 @@ int c4iw_create_listen(struct iw_cm_id *cm_id, int backlog) } insert_handle(dev, &dev->stid_idr, ep, ep->stid); - /* No port mapper available, go with the specified info */ - memcpy(&ep->com.mapped_local_addr, &cm_id->local_addr, - sizeof(ep->com.mapped_local_addr)); - - c4iw_form_reg_msg(dev, &pm_reg_msg); - iwpm_err = iwpm_register_pid(&pm_reg_msg, RDMA_NL_C4IW); - if (iwpm_err) { - PDBG("%s: Port Mapper reg pid fail (err = %d).\n", - __func__, iwpm_err); - } - if (iwpm_valid_pid() && !iwpm_err) { - memcpy(&pm_msg.loc_addr, &ep->com.local_addr, - sizeof(ep->com.local_addr)); - iwpm_err = iwpm_add_mapping(&pm_msg, RDMA_NL_C4IW); - if (iwpm_err) - PDBG("%s: Port Mapper query fail (err = %d).\n", - __func__, iwpm_err); - else - memcpy(&ep->com.mapped_local_addr, - &pm_msg.mapped_loc_addr, - sizeof(ep->com.mapped_local_addr)); - } - if (iwpm_create_mapinfo(&ep->com.local_addr, - &ep->com.mapped_local_addr, RDMA_NL_C4IW)) { - err = -ENOMEM; - goto fail3; - } - print_addr(&ep->com, __func__, "add_mapping/create_mapinfo"); + memcpy(&ep->com.local_addr, &cm_id->m_local_addr, + sizeof(ep->com.local_addr)); - set_bit(RELEASE_MAPINFO, &ep->com.flags); state_set(&ep->com, LISTEN); if (ep->com.local_addr.ss_family == AF_INET) err = create_server4(dev, ep); @@ -3421,7 +3292,6 @@ int c4iw_create_listen(struct iw_cm_id *cm_id, int backlog) goto out; } -fail3: cxgb4_free_stid(ep->com.dev->rdev.lldi.tids, ep->stid, ep->com.local_addr.ss_family); fail2: @@ -3456,7 +3326,7 @@ int c4iw_destroy_listen(struct iw_cm_id *cm_id) goto done; err = c4iw_wait_for_reply(&ep->com.dev->rdev, &ep->com.wr_wait, 0, 0, __func__); - sin6 = (struct sockaddr_in6 *)&ep->com.mapped_local_addr; + sin6 = (struct sockaddr_in6 *)&ep->com.local_addr; cxgb4_clip_release(ep->com.dev->rdev.lldi.ports[0], (const u32 *)&sin6->sin6_addr.s6_addr, 1); } @@ -3580,7 +3450,7 @@ static void active_ofld_conn_reply(struct c4iw_dev *dev, struct sk_buff *skb, state_set(&ep->com, DEAD); if (ep->com.remote_addr.ss_family == AF_INET6) { struct sockaddr_in6 *sin6 = - (struct sockaddr_in6 *)&ep->com.mapped_local_addr; + (struct sockaddr_in6 *)&ep->com.local_addr; cxgb4_clip_release(ep->com.dev->rdev.lldi.ports[0], (const u32 *)&sin6->sin6_addr.s6_addr, 1); } |