diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/infiniband/hw/cxgb4/Kconfig | 1 | ||||
| -rw-r--r-- | drivers/infiniband/hw/cxgb4/Makefile | 1 | ||||
| -rw-r--r-- | drivers/infiniband/hw/cxgb4/cm.c | 41 | ||||
| -rw-r--r-- | drivers/net/ethernet/chelsio/libcxgb/Makefile | 4 | ||||
| -rw-r--r-- | drivers/net/ethernet/chelsio/libcxgb/libcxgb_cm.c | 72 | ||||
| -rw-r--r-- | drivers/net/ethernet/chelsio/libcxgb/libcxgb_cm.h | 42 | ||||
| -rw-r--r-- | drivers/target/iscsi/cxgbit/cxgbit_cm.c | 41 |
7 files changed, 125 insertions, 77 deletions
diff --git a/drivers/infiniband/hw/cxgb4/Kconfig b/drivers/infiniband/hw/cxgb4/Kconfig index 23f38cf2c5cd..afe8b28e0878 100644 --- a/drivers/infiniband/hw/cxgb4/Kconfig +++ b/drivers/infiniband/hw/cxgb4/Kconfig @@ -1,6 +1,7 @@ config INFINIBAND_CXGB4 tristate "Chelsio T4/T5 RDMA Driver" depends on CHELSIO_T4 && INET && (IPV6 || IPV6=n) + select CHELSIO_LIB select GENERIC_ALLOCATOR ---help--- This is an iWARP/RDMA driver for the Chelsio T4 and T5 diff --git a/drivers/infiniband/hw/cxgb4/Makefile b/drivers/infiniband/hw/cxgb4/Makefile index e11cf7299945..fa40b685831b 100644 --- a/drivers/infiniband/hw/cxgb4/Makefile +++ b/drivers/infiniband/hw/cxgb4/Makefile @@ -1,4 +1,5 @@ ccflags-y := -Idrivers/net/ethernet/chelsio/cxgb4 +ccflags-y += -Idrivers/net/ethernet/chelsio/libcxgb obj-$(CONFIG_INFINIBAND_CXGB4) += iw_cxgb4.o diff --git a/drivers/infiniband/hw/cxgb4/cm.c b/drivers/infiniband/hw/cxgb4/cm.c index b6a953aed7e8..e591f61c5601 100644 --- a/drivers/infiniband/hw/cxgb4/cm.c +++ b/drivers/infiniband/hw/cxgb4/cm.c @@ -49,6 +49,7 @@ #include <rdma/ib_addr.h> +#include <libcxgb_cm.h> #include "iw_cxgb4.h" #include "clip_tbl.h" @@ -2518,42 +2519,6 @@ static void reject_cr(struct c4iw_dev *dev, u32 hwtid, struct sk_buff *skb) return; } -static void get_4tuple(struct cpl_pass_accept_req *req, enum chip_type type, - int *iptype, __u8 *local_ip, __u8 *peer_ip, - __be16 *local_port, __be16 *peer_port) -{ - int eth_len = (CHELSIO_CHIP_VERSION(type) <= CHELSIO_T5) ? - ETH_HDR_LEN_G(be32_to_cpu(req->hdr_len)) : - T6_ETH_HDR_LEN_G(be32_to_cpu(req->hdr_len)); - int ip_len = (CHELSIO_CHIP_VERSION(type) <= CHELSIO_T5) ? - IP_HDR_LEN_G(be32_to_cpu(req->hdr_len)) : - T6_IP_HDR_LEN_G(be32_to_cpu(req->hdr_len)); - struct iphdr *ip = (struct iphdr *)((u8 *)(req + 1) + eth_len); - struct ipv6hdr *ip6 = (struct ipv6hdr *)((u8 *)(req + 1) + eth_len); - struct tcphdr *tcp = (struct tcphdr *) - ((u8 *)(req + 1) + eth_len + ip_len); - - if (ip->version == 4) { - PDBG("%s saddr 0x%x daddr 0x%x sport %u dport %u\n", __func__, - ntohl(ip->saddr), ntohl(ip->daddr), ntohs(tcp->source), - ntohs(tcp->dest)); - *iptype = 4; - memcpy(peer_ip, &ip->saddr, 4); - memcpy(local_ip, &ip->daddr, 4); - } else { - PDBG("%s saddr %pI6 daddr %pI6 sport %u dport %u\n", __func__, - ip6->saddr.s6_addr, ip6->daddr.s6_addr, ntohs(tcp->source), - ntohs(tcp->dest)); - *iptype = 6; - memcpy(peer_ip, ip6->saddr.s6_addr, 16); - memcpy(local_ip, ip6->daddr.s6_addr, 16); - } - *peer_port = tcp->source; - *local_port = tcp->dest; - - return; -} - static int pass_accept_req(struct c4iw_dev *dev, struct sk_buff *skb) { struct c4iw_ep *child_ep = NULL, *parent_ep; @@ -2582,8 +2547,8 @@ static int pass_accept_req(struct c4iw_dev *dev, struct sk_buff *skb) goto reject; } - get_4tuple(req, parent_ep->com.dev->rdev.lldi.adapter_type, &iptype, - local_ip, peer_ip, &local_port, &peer_port); + cxgb_get_4tuple(req, parent_ep->com.dev->rdev.lldi.adapter_type, + &iptype, local_ip, peer_ip, &local_port, &peer_port); /* Find output route */ if (iptype == 4) { diff --git a/drivers/net/ethernet/chelsio/libcxgb/Makefile b/drivers/net/ethernet/chelsio/libcxgb/Makefile index 2362230ef4fe..2534e30a1560 100644 --- a/drivers/net/ethernet/chelsio/libcxgb/Makefile +++ b/drivers/net/ethernet/chelsio/libcxgb/Makefile @@ -1,3 +1,5 @@ +ccflags-y := -Idrivers/net/ethernet/chelsio/cxgb4 + obj-$(CONFIG_CHELSIO_LIB) += libcxgb.o -libcxgb-y := libcxgb_ppm.o +libcxgb-y := libcxgb_ppm.o libcxgb_cm.o diff --git a/drivers/net/ethernet/chelsio/libcxgb/libcxgb_cm.c b/drivers/net/ethernet/chelsio/libcxgb/libcxgb_cm.c new file mode 100644 index 000000000000..d7342bb7205d --- /dev/null +++ b/drivers/net/ethernet/chelsio/libcxgb/libcxgb_cm.c @@ -0,0 +1,72 @@ +/* + * Copyright (c) 2016 Chelsio Communications, Inc. All rights reserved. + * + * This software is available to you under a choice of one of two + * licenses. You may choose to be licensed under the terms of the GNU + * General Public License (GPL) Version 2, available from the file + * COPYING in the main directory of this source tree, or the + * OpenIB.org BSD license below: + * + * Redistribution and use in source and binary forms, with or + * without modification, are permitted provided that the following + * conditions are met: + * + * - Redistributions of source code must retain the above + * copyright notice, this list of conditions and the following + * disclaimer. + * + * - Redistributions in binary form must reproduce the above + * copyright notice, this list of conditions and the following + * disclaimer in the documentation and/or other materials + * provided with the distribution. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS + * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN + * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + */ + +#include <linux/tcp.h> +#include <linux/ipv6.h> + +#include "libcxgb_cm.h" + +void +cxgb_get_4tuple(struct cpl_pass_accept_req *req, enum chip_type type, + int *iptype, __u8 *local_ip, __u8 *peer_ip, + __be16 *local_port, __be16 *peer_port) +{ + int eth_len = (CHELSIO_CHIP_VERSION(type) <= CHELSIO_T5) ? + ETH_HDR_LEN_G(be32_to_cpu(req->hdr_len)) : + T6_ETH_HDR_LEN_G(be32_to_cpu(req->hdr_len)); + int ip_len = (CHELSIO_CHIP_VERSION(type) <= CHELSIO_T5) ? + IP_HDR_LEN_G(be32_to_cpu(req->hdr_len)) : + T6_IP_HDR_LEN_G(be32_to_cpu(req->hdr_len)); + struct iphdr *ip = (struct iphdr *)((u8 *)(req + 1) + eth_len); + struct ipv6hdr *ip6 = (struct ipv6hdr *)((u8 *)(req + 1) + eth_len); + struct tcphdr *tcp = (struct tcphdr *) + ((u8 *)(req + 1) + eth_len + ip_len); + + if (ip->version == 4) { + pr_debug("%s saddr 0x%x daddr 0x%x sport %u dport %u\n", + __func__, ntohl(ip->saddr), ntohl(ip->daddr), + ntohs(tcp->source), ntohs(tcp->dest)); + *iptype = 4; + memcpy(peer_ip, &ip->saddr, 4); + memcpy(local_ip, &ip->daddr, 4); + } else { + pr_debug("%s saddr %pI6 daddr %pI6 sport %u dport %u\n", + __func__, ip6->saddr.s6_addr, ip6->daddr.s6_addr, + ntohs(tcp->source), ntohs(tcp->dest)); + *iptype = 6; + memcpy(peer_ip, ip6->saddr.s6_addr, 16); + memcpy(local_ip, ip6->daddr.s6_addr, 16); + } + *peer_port = tcp->source; + *local_port = tcp->dest; +} +EXPORT_SYMBOL(cxgb_get_4tuple); diff --git a/drivers/net/ethernet/chelsio/libcxgb/libcxgb_cm.h b/drivers/net/ethernet/chelsio/libcxgb/libcxgb_cm.h new file mode 100644 index 000000000000..2ab8d9bef2bb --- /dev/null +++ b/drivers/net/ethernet/chelsio/libcxgb/libcxgb_cm.h @@ -0,0 +1,42 @@ +/* + * Copyright (c) 2016 Chelsio Communications, Inc. All rights reserved. + * + * This software is available to you under a choice of one of two + * licenses. You may choose to be licensed under the terms of the GNU + * General Public License (GPL) Version 2, available from the file + * COPYING in the main directory of this source tree, or the + * OpenIB.org BSD license below: + * + * Redistribution and use in source and binary forms, with or + * without modification, are permitted provided that the following + * conditions are met: + * + * - Redistributions of source code must retain the above + * copyright notice, this list of conditions and the following + * disclaimer. + * + * - Redistributions in binary form must reproduce the above + * copyright notice, this list of conditions and the following + * disclaimer in the documentation and/or other materials + * provided with the distribution. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS + * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN + * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + */ + +#ifndef __LIBCXGB_CM_H__ +#define __LIBCXGB_CM_H__ + +#include <cxgb4.h> +#include <t4_msg.h> + +void +cxgb_get_4tuple(struct cpl_pass_accept_req *, enum chip_type, + int *, __u8 *, __u8 *, __be16 *, __be16 *); +#endif diff --git a/drivers/target/iscsi/cxgbit/cxgbit_cm.c b/drivers/target/iscsi/cxgbit/cxgbit_cm.c index 0ae0b131abfc..8bb5a2562235 100644 --- a/drivers/target/iscsi/cxgbit/cxgbit_cm.c +++ b/drivers/target/iscsi/cxgbit/cxgbit_cm.c @@ -24,6 +24,7 @@ #include <net/ip6_route.h> #include <net/addrconf.h> +#include <libcxgb_cm.h> #include "cxgbit.h" #include "clip_tbl.h" @@ -789,42 +790,6 @@ void _cxgbit_free_csk(struct kref *kref) kfree(csk); } -static void -cxgbit_get_tuple_info(struct cpl_pass_accept_req *req, int *iptype, - __u8 *local_ip, __u8 *peer_ip, __be16 *local_port, - __be16 *peer_port) -{ - u32 eth_len = ETH_HDR_LEN_G(be32_to_cpu(req->hdr_len)); - u32 ip_len = IP_HDR_LEN_G(be32_to_cpu(req->hdr_len)); - struct iphdr *ip = (struct iphdr *)((u8 *)(req + 1) + eth_len); - struct ipv6hdr *ip6 = (struct ipv6hdr *)((u8 *)(req + 1) + eth_len); - struct tcphdr *tcp = (struct tcphdr *) - ((u8 *)(req + 1) + eth_len + ip_len); - - if (ip->version == 4) { - pr_debug("%s saddr 0x%x daddr 0x%x sport %u dport %u\n", - __func__, - ntohl(ip->saddr), ntohl(ip->daddr), - ntohs(tcp->source), - ntohs(tcp->dest)); - *iptype = 4; - memcpy(peer_ip, &ip->saddr, 4); - memcpy(local_ip, &ip->daddr, 4); - } else { - pr_debug("%s saddr %pI6 daddr %pI6 sport %u dport %u\n", - __func__, - ip6->saddr.s6_addr, ip6->daddr.s6_addr, - ntohs(tcp->source), - ntohs(tcp->dest)); - *iptype = 6; - memcpy(peer_ip, ip6->saddr.s6_addr, 16); - memcpy(local_ip, ip6->daddr.s6_addr, 16); - } - - *peer_port = tcp->source; - *local_port = tcp->dest; -} - static int cxgbit_our_interface(struct cxgbit_device *cdev, struct net_device *egress_dev) { @@ -1340,8 +1305,8 @@ cxgbit_pass_accept_req(struct cxgbit_device *cdev, struct sk_buff *skb) goto rel_skb; } - cxgbit_get_tuple_info(req, &iptype, local_ip, peer_ip, - &local_port, &peer_port); + cxgb_get_4tuple(req, cdev->lldi.adapter_type, &iptype, local_ip, + peer_ip, &local_port, &peer_port); /* Find output route */ if (iptype == 4) { |