Lines Matching +full:dev +full:- +full:assoc
1 // SPDX-License-Identifier: GPL-2.0
46 net = sock_net(skb->sk);
47 if (!psp_dev_encapsulate(net, skb, pas->tx.spi, pas->version, 0)) {
52 psp_len = skb->len - skb_inner_transport_offset(skb);
53 atomic64_inc(&ns->psp.tx_packets);
54 atomic64_add(psp_len, &ns->psp.tx_bytes);
57 peer_psd = rcu_dereference(peer_ns->psp.dev);
58 if (peer_psd && peer_psd->config.versions & (1 << pas->version)) {
67 generation = pas->tx.key[0];
70 skb->mac_len = ETH_HLEN;
71 if (psp_dev_rcv(skb, peer_psd->id, generation, strip_icv)) {
76 *psp_ext = skb->extensions;
77 refcount_inc(&(*psp_ext)->refcnt);
78 skb->decrypted = 1;
80 atomic64_inc(&peer_ns->psp.rx_packets);
81 atomic64_add(psp_len, &peer_ns->psp.rx_bytes);
95 ntohs(uh->len), 0);
97 switch (skb->protocol) {
100 uh->check = udp_v4_check(ntohs(uh->len), iph->saddr,
101 iph->daddr, csum);
106 uh->check = udp_v6_check(ntohs(uh->len), &ip6h->saddr,
107 &ip6h->daddr, csum);
112 uh->check = uh->check ?: CSUM_MANGLED_0;
113 skb->ip_summed = CHECKSUM_NONE;
130 struct psp_key_parsed *assoc,
133 struct netdevsim *ns = psd->drv_priv;
137 if ((ns->psp.spi & PSP_SPI_KEY_ID) == PSP_SPI_KEY_ID) {
139 return -ENOSPC;
142 assoc->spi = cpu_to_be32(++ns->psp.spi);
143 assoc->key[0] = psd->generation;
145 assoc->key[i] = ns->psp.spi + i;
153 struct netdevsim *ns = psd->drv_priv;
156 /* Copy drv_priv from psd to assoc */
157 *ptr = psd->drv_priv;
158 ns->psp.assoc_cnt++;
165 struct netdevsim *ns = psd->drv_priv;
168 * (will be pre-incremented, as 0 is an invalid SPI).
170 if (ns->psp.spi & PSP_SPI_KEY_PHASE)
171 ns->psp.spi = 0;
173 ns->psp.spi = PSP_SPI_KEY_PHASE;
180 struct netdevsim *ns = psd->drv_priv;
184 ns->psp.assoc_cnt--;
189 struct netdevsim *ns = psd->drv_priv;
196 stats->rx_bytes = atomic64_read(&ns->psp.rx_bytes);
197 stats->rx_packets = atomic64_read(&ns->psp.rx_packets);
198 stats->tx_bytes = atomic64_read(&ns->psp.tx_bytes);
199 stats->tx_packets = atomic64_read(&ns->psp.tx_packets);
223 psd = rcu_dereference_protected(ns->psp.dev,
225 lockdep_is_held(&ns->psp.rereg_lock));
227 rcu_assign_pointer(ns->psp.dev, NULL);
231 WARN_ON(ns->psp.assoc_cnt);
236 debugfs_remove(ns->psp.rereg);
237 mutex_destroy(&ns->psp.rereg_lock);
245 struct netdevsim *ns = file->private_data;
249 mutex_lock(&ns->psp.rereg_lock);
252 psd = psp_dev_create(ns->netdev, &nsim_psp_ops, &nsim_psp_caps, ns);
258 rcu_assign_pointer(ns->psp.dev, psd);
261 mutex_unlock(&ns->psp.rereg_lock);
274 struct dentry *ddir = ns->nsim_dev_port->ddir;
277 psd = psp_dev_create(ns->netdev, &nsim_psp_ops, &nsim_psp_caps, ns);
281 rcu_assign_pointer(ns->psp.dev, psd);
283 mutex_init(&ns->psp.rereg_lock);
284 ns->psp.rereg = debugfs_create_file("psp_rereg", 0200, ddir, ns,