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Merge branches 'nes', 'cxgb4' and 'iwpm' into k.o/for-4.6

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This commit is contained in:
Doug Ledford 2016-03-16 13:57:43 -04:00
commit 082eaa5083
23 changed files with 443 additions and 754 deletions
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190
drivers/infiniband/core/iwcm.c
View File

@ -50,6 +50,8 @@
#include <rdma/iw_cm.h>
#include <rdma/ib_addr.h>
#include <rdma/iw_portmap.h>
#include <rdma/rdma_netlink.h>
#include "iwcm.h"
@ -57,6 +59,16 @@ MODULE_AUTHOR("Tom Tucker");
MODULE_DESCRIPTION("iWARP CM");
MODULE_LICENSE("Dual BSD/GPL");
static struct ibnl_client_cbs iwcm_nl_cb_table[] = {
[RDMA_NL_IWPM_REG_PID] = {.dump = iwpm_register_pid_cb},
[RDMA_NL_IWPM_ADD_MAPPING] = {.dump = iwpm_add_mapping_cb},
[RDMA_NL_IWPM_QUERY_MAPPING] = {.dump = iwpm_add_and_query_mapping_cb},
[RDMA_NL_IWPM_REMOTE_INFO] = {.dump = iwpm_remote_info_cb},
[RDMA_NL_IWPM_HANDLE_ERR] = {.dump = iwpm_mapping_error_cb},
[RDMA_NL_IWPM_MAPINFO] = {.dump = iwpm_mapping_info_cb},
[RDMA_NL_IWPM_MAPINFO_NUM] = {.dump = iwpm_ack_mapping_info_cb}
};
static struct workqueue_struct *iwcm_wq;
struct iwcm_work {
struct work_struct work;
@ -402,6 +414,11 @@ static void destroy_cm_id(struct iw_cm_id *cm_id)
}
spin_unlock_irqrestore(&cm_id_priv->lock, flags);
if (cm_id->mapped) {
iwpm_remove_mapinfo(&cm_id->local_addr, &cm_id->m_local_addr);
iwpm_remove_mapping(&cm_id->local_addr, RDMA_NL_IWCM);
}
(void)iwcm_deref_id(cm_id_priv);
}
@ -426,6 +443,97 @@ void iw_destroy_cm_id(struct iw_cm_id *cm_id)
}
EXPORT_SYMBOL(iw_destroy_cm_id);
/**
* iw_cm_check_wildcard - If IP address is 0 then use original
* @pm_addr: sockaddr containing the ip to check for wildcard
* @cm_addr: sockaddr containing the actual IP address
* @cm_outaddr: sockaddr to set IP addr which leaving port
*
* Checks the pm_addr for wildcard and then sets cm_outaddr's
* IP to the actual (cm_addr).
*/
static void iw_cm_check_wildcard(struct sockaddr_storage *pm_addr,
struct sockaddr_storage *cm_addr,
struct sockaddr_storage *cm_outaddr)
{
if (pm_addr->ss_family == AF_INET) {
struct sockaddr_in *pm4_addr = (struct sockaddr_in *)pm_addr;
if (pm4_addr->sin_addr.s_addr == INADDR_ANY) {
struct sockaddr_in *cm4_addr =
(struct sockaddr_in *)cm_addr;
struct sockaddr_in *cm4_outaddr =
(struct sockaddr_in *)cm_outaddr;
cm4_outaddr->sin_addr = cm4_addr->sin_addr;
}
} else {
struct sockaddr_in6 *pm6_addr = (struct sockaddr_in6 *)pm_addr;
if (ipv6_addr_type(&pm6_addr->sin6_addr) == IPV6_ADDR_ANY) {
struct sockaddr_in6 *cm6_addr =
(struct sockaddr_in6 *)cm_addr;
struct sockaddr_in6 *cm6_outaddr =
(struct sockaddr_in6 *)cm_outaddr;
cm6_outaddr->sin6_addr = cm6_addr->sin6_addr;
}
}
}
/**
* iw_cm_map - Use portmapper to map the ports
* @cm_id: connection manager pointer
* @active: Indicates the active side when true
* returns nonzero for error only if iwpm_create_mapinfo() fails
*
* Tries to add a mapping for a port using the Portmapper. If
* successful in mapping the IP/Port it will check the remote
* mapped IP address for a wildcard IP address and replace the
* zero IP address with the remote_addr.
*/
static int iw_cm_map(struct iw_cm_id *cm_id, bool active)
{
struct iwpm_dev_data pm_reg_msg;
struct iwpm_sa_data pm_msg;
int status;
cm_id->m_local_addr = cm_id->local_addr;
cm_id->m_remote_addr = cm_id->remote_addr;
memcpy(pm_reg_msg.dev_name, cm_id->device->name,
sizeof(pm_reg_msg.dev_name));
memcpy(pm_reg_msg.if_name, cm_id->device->iwcm->ifname,
sizeof(pm_reg_msg.if_name));
if (iwpm_register_pid(&pm_reg_msg, RDMA_NL_IWCM) ||
!iwpm_valid_pid())
return 0;
cm_id->mapped = true;
pm_msg.loc_addr = cm_id->local_addr;
pm_msg.rem_addr = cm_id->remote_addr;
if (active)
status = iwpm_add_and_query_mapping(&pm_msg,
RDMA_NL_IWCM);
else
status = iwpm_add_mapping(&pm_msg, RDMA_NL_IWCM);
if (!status) {
cm_id->m_local_addr = pm_msg.mapped_loc_addr;
if (active) {
cm_id->m_remote_addr = pm_msg.mapped_rem_addr;
iw_cm_check_wildcard(&pm_msg.mapped_rem_addr,
&cm_id->remote_addr,
&cm_id->m_remote_addr);
}
}
return iwpm_create_mapinfo(&cm_id->local_addr,
&cm_id->m_local_addr,
RDMA_NL_IWCM);
}
/*
* CM_ID <-- LISTEN
*
@ -452,7 +560,9 @@ int iw_cm_listen(struct iw_cm_id *cm_id, int backlog)
case IW_CM_STATE_IDLE:
cm_id_priv->state = IW_CM_STATE_LISTEN;
spin_unlock_irqrestore(&cm_id_priv->lock, flags);
ret = cm_id->device->iwcm->create_listen(cm_id, backlog);
ret = iw_cm_map(cm_id, false);
if (!ret)
ret = cm_id->device->iwcm->create_listen(cm_id, backlog);
if (ret)
cm_id_priv->state = IW_CM_STATE_IDLE;
spin_lock_irqsave(&cm_id_priv->lock, flags);
@ -582,39 +692,37 @@ int iw_cm_connect(struct iw_cm_id *cm_id, struct iw_cm_conn_param *iw_param)
spin_lock_irqsave(&cm_id_priv->lock, flags);
if (cm_id_priv->state != IW_CM_STATE_IDLE) {
spin_unlock_irqrestore(&cm_id_priv->lock, flags);
clear_bit(IWCM_F_CONNECT_WAIT, &cm_id_priv->flags);
wake_up_all(&cm_id_priv->connect_wait);
return -EINVAL;
ret = -EINVAL;
goto err;
}
/* Get the ib_qp given the QPN */
qp = cm_id->device->iwcm->get_qp(cm_id->device, iw_param->qpn);
if (!qp) {
spin_unlock_irqrestore(&cm_id_priv->lock, flags);
clear_bit(IWCM_F_CONNECT_WAIT, &cm_id_priv->flags);
wake_up_all(&cm_id_priv->connect_wait);
return -EINVAL;
ret = -EINVAL;
goto err;
}
cm_id->device->iwcm->add_ref(qp);
cm_id_priv->qp = qp;
cm_id_priv->state = IW_CM_STATE_CONN_SENT;
spin_unlock_irqrestore(&cm_id_priv->lock, flags);
ret = cm_id->device->iwcm->connect(cm_id, iw_param);
if (ret) {
spin_lock_irqsave(&cm_id_priv->lock, flags);
if (cm_id_priv->qp) {
cm_id->device->iwcm->rem_ref(qp);
cm_id_priv->qp = NULL;
}
spin_unlock_irqrestore(&cm_id_priv->lock, flags);
BUG_ON(cm_id_priv->state != IW_CM_STATE_CONN_SENT);
cm_id_priv->state = IW_CM_STATE_IDLE;
clear_bit(IWCM_F_CONNECT_WAIT, &cm_id_priv->flags);
wake_up_all(&cm_id_priv->connect_wait);
}
ret = iw_cm_map(cm_id, true);
if (!ret)
ret = cm_id->device->iwcm->connect(cm_id, iw_param);
if (!ret)
return 0; /* success */
spin_lock_irqsave(&cm_id_priv->lock, flags);
if (cm_id_priv->qp) {
cm_id->device->iwcm->rem_ref(qp);
cm_id_priv->qp = NULL;
}
cm_id_priv->state = IW_CM_STATE_IDLE;
err:
spin_unlock_irqrestore(&cm_id_priv->lock, flags);
clear_bit(IWCM_F_CONNECT_WAIT, &cm_id_priv->flags);
wake_up_all(&cm_id_priv->connect_wait);
return ret;
}
EXPORT_SYMBOL(iw_cm_connect);
@ -656,8 +764,23 @@ static void cm_conn_req_handler(struct iwcm_id_private *listen_id_priv,
goto out;
cm_id->provider_data = iw_event->provider_data;
cm_id->local_addr = iw_event->local_addr;
cm_id->remote_addr = iw_event->remote_addr;
cm_id->m_local_addr = iw_event->local_addr;
cm_id->m_remote_addr = iw_event->remote_addr;
cm_id->local_addr = listen_id_priv->id.local_addr;
ret = iwpm_get_remote_info(&listen_id_priv->id.m_local_addr,
&iw_event->remote_addr,
&cm_id->remote_addr,
RDMA_NL_IWCM);
if (ret) {
cm_id->remote_addr = iw_event->remote_addr;
} else {
iw_cm_check_wildcard(&listen_id_priv->id.m_local_addr,
&iw_event->local_addr,
&cm_id->local_addr);
iw_event->local_addr = cm_id->local_addr;
iw_event->remote_addr = cm_id->remote_addr;
}
cm_id_priv = container_of(cm_id, struct iwcm_id_private, id);
cm_id_priv->state = IW_CM_STATE_CONN_RECV;
@ -753,8 +876,10 @@ static int cm_conn_rep_handler(struct iwcm_id_private *cm_id_priv,
clear_bit(IWCM_F_CONNECT_WAIT, &cm_id_priv->flags);
BUG_ON(cm_id_priv->state != IW_CM_STATE_CONN_SENT);
if (iw_event->status == 0) {
cm_id_priv->id.local_addr = iw_event->local_addr;
cm_id_priv->id.remote_addr = iw_event->remote_addr;
cm_id_priv->id.m_local_addr = iw_event->local_addr;
cm_id_priv->id.m_remote_addr = iw_event->remote_addr;
iw_event->local_addr = cm_id_priv->id.local_addr;
iw_event->remote_addr = cm_id_priv->id.remote_addr;
cm_id_priv->state = IW_CM_STATE_ESTABLISHED;
} else {
/* REJECTED or RESET */
@ -1044,6 +1169,17 @@ EXPORT_SYMBOL(iw_cm_init_qp_attr);
static int __init iw_cm_init(void)
{
int ret;
ret = iwpm_init(RDMA_NL_IWCM);
if (ret)
pr_err("iw_cm: couldn't init iwpm\n");
ret = ibnl_add_client(RDMA_NL_IWCM, RDMA_NL_IWPM_NUM_OPS,
iwcm_nl_cb_table);
if (ret)
pr_err("iw_cm: couldn't register netlink callbacks\n");
iwcm_wq = create_singlethread_workqueue("iw_cm_wq");
if (!iwcm_wq)
return -ENOMEM;
@ -1063,6 +1199,8 @@ static void __exit iw_cm_cleanup(void)
{
unregister_net_sysctl_table(iwcm_ctl_table_hdr);
destroy_workqueue(iwcm_wq);
ibnl_remove_client(RDMA_NL_IWCM);
iwpm_exit(RDMA_NL_IWCM);
}
module_init(iw_cm_init);

12
drivers/infiniband/core/iwpm_msg.c
View File

@ -88,8 +88,8 @@ int iwpm_register_pid(struct iwpm_dev_data *pm_msg, u8 nl_client)
ret = ibnl_put_attr(skb, nlh, sizeof(u32), &msg_seq, IWPM_NLA_REG_PID_SEQ);
if (ret)
goto pid_query_error;
ret = ibnl_put_attr(skb, nlh, IWPM_IFNAME_SIZE,
pm_msg->if_name, IWPM_NLA_REG_IF_NAME);
ret = ibnl_put_attr(skb, nlh, IFNAMSIZ,
pm_msg->if_name, IWPM_NLA_REG_IF_NAME);
if (ret)
goto pid_query_error;
ret = ibnl_put_attr(skb, nlh, IWPM_DEVNAME_SIZE,
@ -394,7 +394,7 @@ register_pid_response_exit:
/* always for found nlmsg_request */
kref_put(&nlmsg_request->kref, iwpm_free_nlmsg_request);
barrier();
wake_up(&nlmsg_request->waitq);
up(&nlmsg_request->sem);
return 0;
}
EXPORT_SYMBOL(iwpm_register_pid_cb);
@ -463,7 +463,7 @@ add_mapping_response_exit:
/* always for found request */
kref_put(&nlmsg_request->kref, iwpm_free_nlmsg_request);
barrier();
wake_up(&nlmsg_request->waitq);
up(&nlmsg_request->sem);
return 0;
}
EXPORT_SYMBOL(iwpm_add_mapping_cb);
@ -555,7 +555,7 @@ query_mapping_response_exit:
/* always for found request */
kref_put(&nlmsg_request->kref, iwpm_free_nlmsg_request);
barrier();
wake_up(&nlmsg_request->waitq);
up(&nlmsg_request->sem);
return 0;
}
EXPORT_SYMBOL(iwpm_add_and_query_mapping_cb);
@ -749,7 +749,7 @@ int iwpm_mapping_error_cb(struct sk_buff *skb, struct netlink_callback *cb)
/* always for found request */
kref_put(&nlmsg_request->kref, iwpm_free_nlmsg_request);
barrier();
wake_up(&nlmsg_request->waitq);
up(&nlmsg_request->sem);
return 0;
}
EXPORT_SYMBOL(iwpm_mapping_error_cb);

14
drivers/infiniband/core/iwpm_util.c
View File

@ -254,9 +254,9 @@ void iwpm_add_remote_info(struct iwpm_remote_info *rem_info)
}
int iwpm_get_remote_info(struct sockaddr_storage *mapped_loc_addr,
struct sockaddr_storage *mapped_rem_addr,
struct sockaddr_storage *remote_addr,
u8 nl_client)
struct sockaddr_storage *mapped_rem_addr,
struct sockaddr_storage *remote_addr,
u8 nl_client)
{
struct hlist_node *tmp_hlist_node;
struct hlist_head *hash_bucket_head;
@ -322,6 +322,8 @@ struct iwpm_nlmsg_request *iwpm_get_nlmsg_request(__u32 nlmsg_seq,
nlmsg_request->nl_client = nl_client;
nlmsg_request->request_done = 0;
nlmsg_request->err_code = 0;
sema_init(&nlmsg_request->sem, 1);
down(&nlmsg_request->sem);
return nlmsg_request;
}
@ -364,11 +366,9 @@ struct iwpm_nlmsg_request *iwpm_find_nlmsg_request(__u32 echo_seq)
int iwpm_wait_complete_req(struct iwpm_nlmsg_request *nlmsg_request)
{
int ret;
init_waitqueue_head(&nlmsg_request->waitq);
ret = wait_event_timeout(nlmsg_request->waitq,
(nlmsg_request->request_done != 0), IWPM_NL_TIMEOUT);
if (!ret) {
ret = down_timeout(&nlmsg_request->sem, IWPM_NL_TIMEOUT);
if (ret) {
ret = -EINVAL;
pr_info("%s: Timeout %d sec for netlink request (seq = %u)\n",
__func__, (IWPM_NL_TIMEOUT/HZ), nlmsg_request->nlmsg_seq);

2
drivers/infiniband/core/iwpm_util.h
View File

@ -69,7 +69,7 @@ struct iwpm_nlmsg_request {
u8 nl_client;
u8 request_done;
u16 err_code;
wait_queue_head_t waitq;
struct semaphore sem;
struct kref kref;
};

16
drivers/infiniband/hw/cxgb3/iwch_cm.c
View File

@ -1877,7 +1877,7 @@ err:
static int is_loopback_dst(struct iw_cm_id *cm_id)
{
struct net_device *dev;
struct sockaddr_in *raddr = (struct sockaddr_in *)&cm_id->remote_addr;
struct sockaddr_in *raddr = (struct sockaddr_in *)&cm_id->m_remote_addr;
dev = ip_dev_find(&init_net, raddr->sin_addr.s_addr);
if (!dev)
@ -1892,10 +1892,10 @@ int iwch_connect(struct iw_cm_id *cm_id, struct iw_cm_conn_param *conn_param)
struct iwch_ep *ep;
struct rtable *rt;
int err = 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;
if (cm_id->remote_addr.ss_family != PF_INET) {
if (cm_id->m_remote_addr.ss_family != PF_INET) {
err = -ENOSYS;
goto out;
}
@ -1961,9 +1961,9 @@ int iwch_connect(struct iw_cm_id *cm_id, struct iw_cm_conn_param *conn_param)
state_set(&ep->com, CONNECTING);
ep->tos = IPTOS_LOWDELAY;
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));
/* send connect request to rnic */
@ -1992,7 +1992,7 @@ int iwch_create_listen(struct iw_cm_id *cm_id, int backlog)
might_sleep();
if (cm_id->local_addr.ss_family != PF_INET) {
if (cm_id->m_local_addr.ss_family != PF_INET) {
err = -ENOSYS;
goto fail1;
}
@ -2008,7 +2008,7 @@ int iwch_create_listen(struct iw_cm_id *cm_id, int backlog)
cm_id->add_ref(cm_id);
ep->com.cm_id = cm_id;
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));
/*

274
drivers/infiniband/hw/cxgb4/cm.c
View File

@ -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);
}
@ -485,12 +479,19 @@ static void send_flowc(struct c4iw_ep *ep, struct sk_buff *skb)
unsigned int flowclen = 80;
struct fw_flowc_wr *flowc;
int i;
u16 vlan = ep->l2t->vlan;
int nparams;
if (vlan == CPL_L2T_VLAN_NONE)
nparams = 8;
else
nparams = 9;
skb = get_skb(skb, flowclen, GFP_KERNEL);
flowc = (struct fw_flowc_wr *)__skb_put(skb, flowclen);
flowc->op_to_nparams = cpu_to_be32(FW_WR_OP_V(FW_FLOWC_WR) |
FW_FLOWC_WR_NPARAMS_V(8));
FW_FLOWC_WR_NPARAMS_V(nparams));
flowc->flowid_len16 = cpu_to_be32(FW_WR_LEN16_V(DIV_ROUND_UP(flowclen,
16)) | FW_WR_FLOWID_V(ep->hwtid));
@ -511,9 +512,17 @@ static void send_flowc(struct c4iw_ep *ep, struct sk_buff *skb)
flowc->mnemval[6].val = cpu_to_be32(ep->snd_win);
flowc->mnemval[7].mnemonic = FW_FLOWC_MNEM_MSS;
flowc->mnemval[7].val = cpu_to_be32(ep->emss);
/* Pad WR to 16 byte boundary */
flowc->mnemval[8].mnemonic = 0;
flowc->mnemval[8].val = 0;
if (nparams == 9) {
u16 pri;
pri = (vlan & VLAN_PRIO_MASK) >> VLAN_PRIO_SHIFT;
flowc->mnemval[8].mnemonic = FW_FLOWC_MNEM_SCHEDCLASS;
flowc->mnemval[8].val = cpu_to_be32(pri);
} else {
/* Pad WR to 16 byte boundary */
flowc->mnemval[8].mnemonic = 0;
flowc->mnemval[8].val = 0;
}
for (i = 0; i < 9; i++) {
flowc->mnemval[i].r4[0] = 0;
flowc->mnemval[i].r4[1] = 0;
@ -568,54 +577,6 @@ 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 +606,13 @@ 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;
@ -710,7 +671,7 @@ static int send_connect(struct c4iw_ep *ep)
L2T_IDX_V(ep->l2t->idx) |
TX_CHAN_V(ep->tx_chan) |
SMAC_SEL_V(ep->smac_idx) |
DSCP_V(ep->tos) |
DSCP_V(ep->tos >> 2) |
ULP_MODE_V(ULP_MODE_TCPDDP) |
RCV_BUFSIZ_V(win);
opt2 = RX_CHANNEL_V(0) |
@ -1829,10 +1790,10 @@ 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 =
@ -1864,7 +1825,7 @@ static void send_fw_act_open_req(struct c4iw_ep *ep, unsigned int atid)
L2T_IDX_V(ep->l2t->idx) |
TX_CHAN_V(ep->tx_chan) |
SMAC_SEL_V(ep->smac_idx) |
DSCP_V(ep->tos) |
DSCP_V(ep->tos >> 2) |
ULP_MODE_V(ULP_MODE_TCPDDP) |
RCV_BUFSIZ_V(win));
req->tcb.opt2 = (__force __be32) (PACE_V(1) |
@ -1928,7 +1889,7 @@ static void set_tcp_window(struct c4iw_ep *ep, struct port_info *pi)
static int import_ep(struct c4iw_ep *ep, int iptype, __u8 *peer_ip,
struct dst_entry *dst, struct c4iw_dev *cdev,
bool clear_mpa_v1, enum chip_type adapter_type)
bool clear_mpa_v1, enum chip_type adapter_type, u8 tos)
{
struct neighbour *n;
int err, step;
@ -1958,7 +1919,7 @@ static int import_ep(struct c4iw_ep *ep, int iptype, __u8 *peer_ip,
goto out;
}
ep->l2t = cxgb4_l2t_get(cdev->rdev.lldi.l2t,
n, pdev, 0);
n, pdev, rt_tos2priority(tos));
if (!ep->l2t)
goto out;
ep->mtu = pdev->mtu;
@ -2013,13 +1974,13 @@ 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;
@ -2038,10 +1999,10 @@ 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);
raddr->sin_port, ep->com.cm_id->tos);
iptype = 4;
ra = (__u8 *)&raddr->sin_addr;
} else {
@ -2058,7 +2019,8 @@ static int c4iw_reconnect(struct c4iw_ep *ep)
goto fail3;
}
err = import_ep(ep, iptype, ra, ep->dst, ep->com.dev, false,
ep->com.dev->rdev.lldi.adapter_type);
ep->com.dev->rdev.lldi.adapter_type,
ep->com.cm_id->tos);
if (err) {
pr_err("%s - cannot alloc l2e.\n", __func__);
goto fail4;
@ -2069,7 +2031,7 @@ static int c4iw_reconnect(struct c4iw_ep *ep)
ep->l2t->idx);
state_set(&ep->com, CONNECTING);
ep->tos = 0;
ep->tos = ep->com.cm_id->tos;
/* send connect request to rnic */
err = send_connect(ep);
@ -2109,10 +2071,10 @@ 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 +2116,7 @@ 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 +2151,7 @@ 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);
}
@ -2391,6 +2353,7 @@ static int pass_accept_req(struct c4iw_dev *dev, struct sk_buff *skb)
u16 peer_mss = ntohs(req->tcpopt.mss);
int iptype;
unsigned short hdrs;
u8 tos = PASS_OPEN_TOS_G(ntohl(req->tos_stid));
parent_ep = lookup_stid(t, stid);
if (!parent_ep) {
@ -2399,8 +2362,7 @@ static int pass_accept_req(struct c4iw_dev *dev, struct sk_buff *skb)
}
if (state_read(&parent_ep->com) != LISTEN) {
printk(KERN_ERR "%s - listening ep not in LISTEN\n",
__func__);
PDBG("%s - listening ep not in LISTEN\n", __func__);
goto reject;
}
@ -2415,7 +2377,7 @@ static int pass_accept_req(struct c4iw_dev *dev, struct sk_buff *skb)
ntohs(peer_port), peer_mss);
dst = find_route(dev, *(__be32 *)local_ip, *(__be32 *)peer_ip,
local_port, peer_port,
PASS_OPEN_TOS_G(ntohl(req->tos_stid)));
tos);
} else {
PDBG("%s parent ep %p hwtid %u laddr %pI6 raddr %pI6 lport %d rport %d peer_mss %d\n"
, __func__, parent_ep, hwtid,
@ -2441,7 +2403,7 @@ static int pass_accept_req(struct c4iw_dev *dev, struct sk_buff *skb)
}
err = import_ep(child_ep, iptype, peer_ip, dst, dev, false,
parent_ep->com.dev->rdev.lldi.adapter_type);
parent_ep->com.dev->rdev.lldi.adapter_type, tos);
if (err) {
printk(KERN_ERR MOD "%s - failed to allocate l2t entry!\n",
__func__);
@ -2459,18 +2421,9 @@ 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 +2435,12 @@ 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);
@ -2498,18 +2451,15 @@ 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;
child_ep->tos = PASS_OPEN_TOS_G(ntohl(req->tos_stid));
child_ep->tos = tos;
child_ep->dst = dst;
child_ep->hwtid = hwtid;
@ -2522,7 +2472,7 @@ 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 +2715,7 @@ 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 +2976,8 @@ 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 +3022,8 @@ 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 +3042,8 @@ 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 +3091,17 @@ 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));
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;
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.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;
@ -3203,7 +3120,7 @@ int c4iw_connect(struct iw_cm_id *cm_id, struct iw_cm_conn_param *conn_param)
ra, ntohs(raddr->sin_port));
ep->dst = find_route(dev, laddr->sin_addr.s_addr,
raddr->sin_addr.s_addr, laddr->sin_port,
raddr->sin_port, 0);
raddr->sin_port, cm_id->tos);
} else {
iptype = 6;
ra = (__u8 *)&raddr6->sin6_addr;
@ -3234,7 +3151,7 @@ int c4iw_connect(struct iw_cm_id *cm_id, struct iw_cm_conn_param *conn_param)
}
err = import_ep(ep, iptype, ra, ep->dst, ep->com.dev, true,
ep->com.dev->rdev.lldi.adapter_type);
ep->com.dev->rdev.lldi.adapter_type, cm_id->tos);
if (err) {
printk(KERN_ERR MOD "%s - cannot alloc l2e.\n", __func__);
goto fail3;
@ -3245,7 +3162,7 @@ int c4iw_connect(struct iw_cm_id *cm_id, struct iw_cm_conn_param *conn_param)
ep->l2t->idx);
state_set(&ep->com, CONNECTING);
ep->tos = 0;
ep->tos = cm_id->tos;
/* send connect request to rnic */
err = send_connect(ep);
@ -3269,7 +3186,7 @@ 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 +3219,7 @@ 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 +3260,6 @@ 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 +3274,7 @@ 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 +3283,10 @@ 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 +3295,9 @@ 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));
memcpy(&ep->com.local_addr, &cm_id->m_local_addr,
sizeof(ep->com.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");
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 +3308,6 @@ 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 +3342,7 @@ 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 +3466,7 @@ 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);
}

72
drivers/infiniband/hw/cxgb4/device.c
View File

@ -87,17 +87,6 @@ struct c4iw_debugfs_data {
int pos;
};
/* registered cxgb4 netlink callbacks */
static struct ibnl_client_cbs c4iw_nl_cb_table[] = {
[RDMA_NL_IWPM_REG_PID] = {.dump = iwpm_register_pid_cb},
[RDMA_NL_IWPM_ADD_MAPPING] = {.dump = iwpm_add_mapping_cb},
[RDMA_NL_IWPM_QUERY_MAPPING] = {.dump = iwpm_add_and_query_mapping_cb},
[RDMA_NL_IWPM_HANDLE_ERR] = {.dump = iwpm_mapping_error_cb},
[RDMA_NL_IWPM_REMOTE_INFO] = {.dump = iwpm_remote_info_cb},
[RDMA_NL_IWPM_MAPINFO] = {.dump = iwpm_mapping_info_cb},
[RDMA_NL_IWPM_MAPINFO_NUM] = {.dump = iwpm_ack_mapping_info_cb}
};
static int count_idrs(int id, void *p, void *data)
{
int *countp = data;
@ -242,13 +231,13 @@ static int dump_qp(int id, void *p, void *data)
if (qp->ep) {
if (qp->ep->com.local_addr.ss_family == AF_INET) {
struct sockaddr_in *lsin = (struct sockaddr_in *)
&qp->ep->com.local_addr;
&qp->ep->com.cm_id->local_addr;
struct sockaddr_in *rsin = (struct sockaddr_in *)
&qp->ep->com.remote_addr;
&qp->ep->com.cm_id->remote_addr;
struct sockaddr_in *mapped_lsin = (struct sockaddr_in *)
&qp->ep->com.mapped_local_addr;
&qp->ep->com.cm_id->m_local_addr;
struct sockaddr_in *mapped_rsin = (struct sockaddr_in *)
&qp->ep->com.mapped_remote_addr;
&qp->ep->com.cm_id->m_remote_addr;
cc = snprintf(qpd->buf + qpd->pos, space,
"rc qp sq id %u rq id %u state %u "
@ -264,15 +253,15 @@ static int dump_qp(int id, void *p, void *data)
ntohs(mapped_rsin->sin_port));
} else {
struct sockaddr_in6 *lsin6 = (struct sockaddr_in6 *)
&qp->ep->com.local_addr;
&qp->ep->com.cm_id->local_addr;
struct sockaddr_in6 *rsin6 = (struct sockaddr_in6 *)
&qp->ep->com.remote_addr;
&qp->ep->com.cm_id->remote_addr;
struct sockaddr_in6 *mapped_lsin6 =
(struct sockaddr_in6 *)
&qp->ep->com.mapped_local_addr;
&qp->ep->com.cm_id->m_local_addr;
struct sockaddr_in6 *mapped_rsin6 =
(struct sockaddr_in6 *)
&qp->ep->com.mapped_remote_addr;
&qp->ep->com.cm_id->m_remote_addr;
cc = snprintf(qpd->buf + qpd->pos, space,
"rc qp sq id %u rq id %u state %u "
@ -545,13 +534,13 @@ static int dump_ep(int id, void *p, void *data)
if (ep->com.local_addr.ss_family == AF_INET) {
struct sockaddr_in *lsin = (struct sockaddr_in *)
&ep->com.local_addr;
&ep->com.cm_id->local_addr;
struct sockaddr_in *rsin = (struct sockaddr_in *)
&ep->com.remote_addr;
&ep->com.cm_id->remote_addr;
struct sockaddr_in *mapped_lsin = (struct sockaddr_in *)
&ep->com.mapped_local_addr;
&ep->com.cm_id->m_local_addr;
struct sockaddr_in *mapped_rsin = (struct sockaddr_in *)
&ep->com.mapped_remote_addr;
&ep->com.cm_id->m_remote_addr;
cc = snprintf(epd->buf + epd->pos, space,
"ep %p cm_id %p qp %p state %d flags 0x%lx "
@ -569,13 +558,13 @@ static int dump_ep(int id, void *p, void *data)
ntohs(mapped_rsin->sin_port));
} else {
struct sockaddr_in6 *lsin6 = (struct sockaddr_in6 *)
&ep->com.local_addr;
&ep->com.cm_id->local_addr;
struct sockaddr_in6 *rsin6 = (struct sockaddr_in6 *)
&ep->com.remote_addr;
&ep->com.cm_id->remote_addr;
struct sockaddr_in6 *mapped_lsin6 = (struct sockaddr_in6 *)
&ep->com.mapped_local_addr;
&ep->com.cm_id->m_local_addr;
struct sockaddr_in6 *mapped_rsin6 = (struct sockaddr_in6 *)
&ep->com.mapped_remote_addr;
&ep->com.cm_id->m_remote_addr;
cc = snprintf(epd->buf + epd->pos, space,
"ep %p cm_id %p qp %p state %d flags 0x%lx "
@ -610,9 +599,9 @@ static int dump_listen_ep(int id, void *p, void *data)
if (ep->com.local_addr.ss_family == AF_INET) {
struct sockaddr_in *lsin = (struct sockaddr_in *)
&ep->com.local_addr;
&ep->com.cm_id->local_addr;
struct sockaddr_in *mapped_lsin = (struct sockaddr_in *)
&ep->com.mapped_local_addr;
&ep->com.cm_id->m_local_addr;
cc = snprintf(epd->buf + epd->pos, space,
"ep %p cm_id %p state %d flags 0x%lx stid %d "
@ -623,9 +612,9 @@ static int dump_listen_ep(int id, void *p, void *data)
ntohs(mapped_lsin->sin_port));
} else {
struct sockaddr_in6 *lsin6 = (struct sockaddr_in6 *)
&ep->com.local_addr;
&ep->com.cm_id->local_addr;
struct sockaddr_in6 *mapped_lsin6 = (struct sockaddr_in6 *)
&ep->com.mapped_local_addr;
&ep->com.cm_id->m_local_addr;
cc = snprintf(epd->buf + epd->pos, space,
"ep %p cm_id %p state %d flags 0x%lx stid %d "
@ -801,10 +790,9 @@ static int c4iw_rdev_open(struct c4iw_rdev *rdev)
rdev->lldi.vr->qp.size,
rdev->lldi.vr->cq.start,
rdev->lldi.vr->cq.size);
PDBG("udb len 0x%x udb base %p db_reg %p gts_reg %p "
PDBG("udb %pR db_reg %p gts_reg %p "
"qpmask 0x%x cqmask 0x%x\n",
(unsigned)pci_resource_len(rdev->lldi.pdev, 2),
(void *)pci_resource_start(rdev->lldi.pdev, 2),
&rdev->lldi.pdev->resource[2],
rdev->lldi.db_reg, rdev->lldi.gts_reg,
rdev->qpmask, rdev->cqmask);
@ -1506,20 +1494,6 @@ static int __init c4iw_init_module(void)
printk(KERN_WARNING MOD
"could not create debugfs entry, continuing\n");
if (ibnl_add_client(RDMA_NL_C4IW, RDMA_NL_IWPM_NUM_OPS,
c4iw_nl_cb_table))
pr_err("%s[%u]: Failed to add netlink callback\n"
, __func__, __LINE__);
err = iwpm_init(RDMA_NL_C4IW);
if (err) {
pr_err("port mapper initialization failed with %d\n", err);
ibnl_remove_client(RDMA_NL_C4IW);
c4iw_cm_term();
debugfs_remove_recursive(c4iw_debugfs_root);
return err;
}
cxgb4_register_uld(CXGB4_ULD_RDMA, &c4iw_uld_info);
return 0;
@ -1537,8 +1511,6 @@ static void __exit c4iw_exit_module(void)
}
mutex_unlock(&dev_mutex);
cxgb4_unregister_uld(CXGB4_ULD_RDMA);
iwpm_exit(RDMA_NL_C4IW);
ibnl_remove_client(RDMA_NL_C4IW);
c4iw_cm_term();
debugfs_remove_recursive(c4iw_debugfs_root);
}

42
drivers/infiniband/hw/cxgb4/iw_cxgb4.h
View File

@ -755,7 +755,6 @@ enum c4iw_ep_flags {
CLOSE_SENT = 3,
TIMEOUT = 4,
QP_REFERENCED = 5,
RELEASE_MAPINFO = 6,
};
enum c4iw_ep_history {
@ -792,8 +791,6 @@ struct c4iw_ep_common {
struct mutex mutex;
struct sockaddr_storage local_addr;
struct sockaddr_storage remote_addr;
struct sockaddr_storage mapped_local_addr;
struct sockaddr_storage mapped_remote_addr;
struct c4iw_wr_wait wr_wait;
unsigned long flags;
unsigned long history;
@ -845,45 +842,6 @@ struct c4iw_ep {
struct c4iw_ep_stats stats;
};
static inline void print_addr(struct c4iw_ep_common *epc, const char *func,
const char *msg)
{
#define SINA(a) (&(((struct sockaddr_in *)(a))->sin_addr.s_addr))
#define SINP(a) ntohs(((struct sockaddr_in *)(a))->sin_port)
#define SIN6A(a) (&(((struct sockaddr_in6 *)(a))->sin6_addr))
#define SIN6P(a) ntohs(((struct sockaddr_in6 *)(a))->sin6_port)
if (c4iw_debug) {
switch (epc->local_addr.ss_family) {
case AF_INET:
PDBG("%s %s %pI4:%u/%u <-> %pI4:%u/%u\n",
func, msg, SINA(&epc->local_addr),
SINP(&epc->local_addr),
SINP(&epc->mapped_local_addr),
SINA(&epc->remote_addr),
SINP(&epc->remote_addr),
SINP(&epc->mapped_remote_addr));
break;
case AF_INET6:
PDBG("%s %s %pI6:%u/%u <-> %pI6:%u/%u\n",
func, msg, SIN6A(&epc->local_addr),
SIN6P(&epc->local_addr),
SIN6P(&epc->mapped_local_addr),
SIN6A(&epc->remote_addr),
SIN6P(&epc->remote_addr),
SIN6P(&epc->mapped_remote_addr));
break;
default:
break;
}
}
#undef SINA
#undef SINP
#undef SIN6A
#undef SIN6P
}
static inline struct c4iw_ep *to_ep(struct iw_cm_id *cm_id)
{
return cm_id->provider_data;

10
drivers/infiniband/hw/cxgb4/mem.c
View File

@ -619,12 +619,14 @@ struct ib_mr *c4iw_alloc_mr(struct ib_pd *pd,
int ret = 0;
int length = roundup(max_num_sg * sizeof(u64), 32);
if (mr_type != IB_MR_TYPE_MEM_REG ||
max_num_sg > t4_max_fr_depth(use_dsgl))
return ERR_PTR(-EINVAL);
php = to_c4iw_pd(pd);
rhp = php->rhp;
if (mr_type != IB_MR_TYPE_MEM_REG ||
max_num_sg > t4_max_fr_depth(&rhp->rdev.lldi.ulptx_memwrite_dsgl &&
use_dsgl))
return ERR_PTR(-EINVAL);
mhp = kzalloc(sizeof(*mhp), GFP_KERNEL);
if (!mhp) {
ret = -ENOMEM;

3
drivers/infiniband/hw/cxgb4/provider.c
View File

@ -339,7 +339,8 @@ static int c4iw_query_device(struct ib_device *ibdev, struct ib_device_attr *pro
props->max_mr = c4iw_num_stags(&dev->rdev);
props->max_pd = T4_MAX_NUM_PD;
props->local_ca_ack_delay = 0;
props->max_fast_reg_page_list_len = t4_max_fr_depth(use_dsgl);
props->max_fast_reg_page_list_len =
t4_max_fr_depth(dev->rdev.lldi.ulptx_memwrite_dsgl && use_dsgl);
return 0;
}

91
drivers/infiniband/hw/cxgb4/qp.c
View File

@ -606,7 +606,7 @@ static int build_rdma_recv(struct c4iw_qp *qhp, union t4_recv_wr *wqe,
}
static int build_memreg(struct t4_sq *sq, union t4_wr *wqe,
struct ib_reg_wr *wr, u8 *len16, u8 t5dev)
struct ib_reg_wr *wr, u8 *len16, bool dsgl_supported)
{
struct c4iw_mr *mhp = to_c4iw_mr(wr->mr);
struct fw_ri_immd *imdp;
@ -615,7 +615,7 @@ static int build_memreg(struct t4_sq *sq, union t4_wr *wqe,
int pbllen = roundup(mhp->mpl_len * sizeof(u64), 32);
int rem;
if (mhp->mpl_len > t4_max_fr_depth(use_dsgl))
if (mhp->mpl_len > t4_max_fr_depth(dsgl_supported && use_dsgl))
return -EINVAL;
wqe->fr.qpbinde_to_dcacpu = 0;
@ -629,7 +629,7 @@ static int build_memreg(struct t4_sq *sq, union t4_wr *wqe,
wqe->fr.va_lo_fbo = cpu_to_be32(mhp->ibmr.iova &
0xffffffff);
if (t5dev && use_dsgl && (pbllen > max_fr_immd)) {
if (dsgl_supported && use_dsgl && (pbllen > max_fr_immd)) {
struct fw_ri_dsgl *sglp;
for (i = 0; i < mhp->mpl_len; i++)
@ -808,9 +808,7 @@ int c4iw_post_send(struct ib_qp *ibqp, struct ib_send_wr *wr,
fw_opcode = FW_RI_FR_NSMR_WR;
swsqe->opcode = FW_RI_FAST_REGISTER;
err = build_memreg(&qhp->wq.sq, wqe, reg_wr(wr), &len16,
is_t5(
qhp->rhp->rdev.lldi.adapter_type) ?
1 : 0);
qhp->rhp->rdev.lldi.ulptx_memwrite_dsgl);
break;
case IB_WR_LOCAL_INV:
if (wr->send_flags & IB_SEND_FENCE)
@ -1621,7 +1619,8 @@ struct ib_qp *c4iw_create_qp(struct ib_pd *pd, struct ib_qp_init_attr *attrs,
unsigned int sqsize, rqsize;
struct c4iw_ucontext *ucontext;
int ret;
struct c4iw_mm_entry *mm1, *mm2, *mm3, *mm4, *mm5 = NULL;
struct c4iw_mm_entry *sq_key_mm, *rq_key_mm = NULL, *sq_db_key_mm;
struct c4iw_mm_entry *rq_db_key_mm = NULL, *ma_sync_key_mm = NULL;
PDBG("%s ib_pd %p\n", __func__, pd);
@ -1708,29 +1707,30 @@ struct ib_qp *c4iw_create_qp(struct ib_pd *pd, struct ib_qp_init_attr *attrs,
goto err2;
if (udata) {
mm1 = kmalloc(sizeof *mm1, GFP_KERNEL);
if (!mm1) {
sq_key_mm = kmalloc(sizeof(*sq_key_mm), GFP_KERNEL);
if (!sq_key_mm) {
ret = -ENOMEM;
goto err3;
}
mm2 = kmalloc(sizeof *mm2, GFP_KERNEL);
if (!mm2) {
rq_key_mm = kmalloc(sizeof(*rq_key_mm), GFP_KERNEL);
if (!rq_key_mm) {
ret = -ENOMEM;
goto err4;
}
mm3 = kmalloc(sizeof *mm3, GFP_KERNEL);
if (!mm3) {
sq_db_key_mm = kmalloc(sizeof(*sq_db_key_mm), GFP_KERNEL);
if (!sq_db_key_mm) {
ret = -ENOMEM;
goto err5;
}
mm4 = kmalloc(sizeof *mm4, GFP_KERNEL);
if (!mm4) {
rq_db_key_mm = kmalloc(sizeof(*rq_db_key_mm), GFP_KERNEL);
if (!rq_db_key_mm) {
ret = -ENOMEM;
goto err6;
}
if (t4_sq_onchip(&qhp->wq.sq)) {
mm5 = kmalloc(sizeof *mm5, GFP_KERNEL);
if (!mm5) {
ma_sync_key_mm = kmalloc(sizeof(*ma_sync_key_mm),
GFP_KERNEL);
if (!ma_sync_key_mm) {
ret = -ENOMEM;
goto err7;
}
@ -1745,7 +1745,7 @@ struct ib_qp *c4iw_create_qp(struct ib_pd *pd, struct ib_qp_init_attr *attrs,
uresp.rq_size = qhp->wq.rq.size;
uresp.rq_memsize = qhp->wq.rq.memsize;
spin_lock(&ucontext->mmap_lock);
if (mm5) {
if (ma_sync_key_mm) {
uresp.ma_sync_key = ucontext->key;
ucontext->key += PAGE_SIZE;
} else {
@ -1763,28 +1763,29 @@ struct ib_qp *c4iw_create_qp(struct ib_pd *pd, struct ib_qp_init_attr *attrs,
ret = ib_copy_to_udata(udata, &uresp, sizeof uresp);
if (ret)
goto err8;
mm1->key = uresp.sq_key;
mm1->addr = qhp->wq.sq.phys_addr;
mm1->len = PAGE_ALIGN(qhp->wq.sq.memsize);
insert_mmap(ucontext, mm1);
mm2->key = uresp.rq_key;
mm2->addr = virt_to_phys(qhp->wq.rq.queue);
mm2->len = PAGE_ALIGN(qhp->wq.rq.memsize);
insert_mmap(ucontext, mm2);
mm3->key = uresp.sq_db_gts_key;
mm3->addr = (__force unsigned long)qhp->wq.sq.bar2_pa;
mm3->len = PAGE_SIZE;
insert_mmap(ucontext, mm3);
mm4->key = uresp.rq_db_gts_key;
mm4->addr = (__force unsigned long)qhp->wq.rq.bar2_pa;
mm4->len = PAGE_SIZE;
insert_mmap(ucontext, mm4);
if (mm5) {
mm5->key = uresp.ma_sync_key;
mm5->addr = (pci_resource_start(rhp->rdev.lldi.pdev, 0)
+ PCIE_MA_SYNC_A) & PAGE_MASK;
mm5->len = PAGE_SIZE;
insert_mmap(ucontext, mm5);
sq_key_mm->key = uresp.sq_key;
sq_key_mm->addr = qhp->wq.sq.phys_addr;
sq_key_mm->len = PAGE_ALIGN(qhp->wq.sq.memsize);
insert_mmap(ucontext, sq_key_mm);
rq_key_mm->key = uresp.rq_key;
rq_key_mm->addr = virt_to_phys(qhp->wq.rq.queue);
rq_key_mm->len = PAGE_ALIGN(qhp->wq.rq.memsize);
insert_mmap(ucontext, rq_key_mm);
sq_db_key_mm->key = uresp.sq_db_gts_key;
sq_db_key_mm->addr = (u64)(unsigned long)qhp->wq.sq.bar2_pa;
sq_db_key_mm->len = PAGE_SIZE;
insert_mmap(ucontext, sq_db_key_mm);
rq_db_key_mm->key = uresp.rq_db_gts_key;
rq_db_key_mm->addr = (u64)(unsigned long)qhp->wq.rq.bar2_pa;
rq_db_key_mm->len = PAGE_SIZE;
insert_mmap(ucontext, rq_db_key_mm);
if (ma_sync_key_mm) {
ma_sync_key_mm->key = uresp.ma_sync_key;
ma_sync_key_mm->addr =
(pci_resource_start(rhp->rdev.lldi.pdev, 0) +
PCIE_MA_SYNC_A) & PAGE_MASK;
ma_sync_key_mm->len = PAGE_SIZE;
insert_mmap(ucontext, ma_sync_key_mm);
}
}
qhp->ibqp.qp_num = qhp->wq.sq.qid;
@ -1797,15 +1798,15 @@ struct ib_qp *c4iw_create_qp(struct ib_pd *pd, struct ib_qp_init_attr *attrs,
qhp->wq.rq.memsize, attrs->cap.max_recv_wr);
return &qhp->ibqp;
err8:
kfree(mm5);
kfree(ma_sync_key_mm);
err7:
kfree(mm4);
kfree(rq_db_key_mm);
err6:
kfree(mm3);
kfree(sq_db_key_mm);
err5:
kfree(mm2);
kfree(rq_key_mm);
err4:
kfree(mm1);
kfree(sq_key_mm);
err3:
remove_handle(rhp, &rhp->qpidr, qhp->wq.sq.qid);
err2:

1
drivers/infiniband/hw/nes/Kconfig
View File

@ -2,7 +2,6 @@ config INFINIBAND_NES
tristate "NetEffect RNIC Driver"
depends on PCI && INET && INFINIBAND
select LIBCRC32C
select INET_LRO
---help---
This is the RDMA Network Interface Card (RNIC) driver for
NetEffect Ethernet Cluster Server Adapters.

25
drivers/infiniband/hw/nes/nes.c
View File

@ -111,17 +111,6 @@ static struct pci_device_id nes_pci_table[] = {
MODULE_DEVICE_TABLE(pci, nes_pci_table);
/* registered nes netlink callbacks */
static struct ibnl_client_cbs nes_nl_cb_table[] = {
[RDMA_NL_IWPM_REG_PID] = {.dump = iwpm_register_pid_cb},
[RDMA_NL_IWPM_ADD_MAPPING] = {.dump = iwpm_add_mapping_cb},
[RDMA_NL_IWPM_QUERY_MAPPING] = {.dump = iwpm_add_and_query_mapping_cb},
[RDMA_NL_IWPM_REMOTE_INFO] = {.dump = iwpm_remote_info_cb},
[RDMA_NL_IWPM_HANDLE_ERR] = {.dump = iwpm_mapping_error_cb},
[RDMA_NL_IWPM_MAPINFO] = {.dump = iwpm_mapping_info_cb},
[RDMA_NL_IWPM_MAPINFO_NUM] = {.dump = iwpm_ack_mapping_info_cb}
};
static int nes_inetaddr_event(struct notifier_block *, unsigned long, void *);
static int nes_net_event(struct notifier_block *, unsigned long, void *);
static int nes_notifiers_registered;
@ -682,17 +671,6 @@ static int nes_probe(struct pci_dev *pcidev, const struct pci_device_id *ent)
}
nes_notifiers_registered++;
if (ibnl_add_client(RDMA_NL_NES, RDMA_NL_IWPM_NUM_OPS, nes_nl_cb_table))
printk(KERN_ERR PFX "%s[%u]: Failed to add netlink callback\n",
__func__, __LINE__);
ret = iwpm_init(RDMA_NL_NES);
if (ret) {
printk(KERN_ERR PFX "%s: port mapper initialization failed\n",
pci_name(pcidev));
goto bail7;
}
INIT_DELAYED_WORK(&nesdev->work, nes_recheck_link_status);
/* Initialize network devices */
@ -731,7 +709,6 @@ static int nes_probe(struct pci_dev *pcidev, const struct pci_device_id *ent)
nes_debug(NES_DBG_INIT, "netdev_count=%d, nesadapter->netdev_count=%d\n",
nesdev->netdev_count, nesdev->nesadapter->netdev_count);
ibnl_remove_client(RDMA_NL_NES);
nes_notifiers_registered--;
if (nes_notifiers_registered == 0) {
@ -795,8 +772,6 @@ static void nes_remove(struct pci_dev *pcidev)
nesdev->nesadapter->netdev_count--;
}
}
ibnl_remove_client(RDMA_NL_NES);
iwpm_exit(RDMA_NL_NES);
nes_notifiers_registered--;
if (nes_notifiers_registered == 0) {

361
drivers/infiniband/hw/nes/nes_cm.c
View File

@ -482,11 +482,11 @@ static void form_cm_frame(struct sk_buff *skb,
iph->ttl = 0x40;
iph->protocol = 0x06; /* IPPROTO_TCP */
iph->saddr = htonl(cm_node->mapped_loc_addr);
iph->daddr = htonl(cm_node->mapped_rem_addr);
iph->saddr = htonl(cm_node->loc_addr);
iph->daddr = htonl(cm_node->rem_addr);
tcph->source = htons(cm_node->mapped_loc_port);
tcph->dest = htons(cm_node->mapped_rem_port);
tcph->source = htons(cm_node->loc_port);
tcph->dest = htons(cm_node->rem_port);
tcph->seq = htonl(cm_node->tcp_cntxt.loc_seq_num);
if (flags & SET_ACK) {
@ -525,125 +525,6 @@ static void form_cm_frame(struct sk_buff *skb,
cm_packets_created++;
}
/*
* nes_create_sockaddr - Record ip addr and tcp port in a sockaddr struct
*/
static void nes_create_sockaddr(__be32 ip_addr, __be16 port,
struct sockaddr_storage *addr)
{
struct sockaddr_in *nes_sockaddr = (struct sockaddr_in *)addr;
nes_sockaddr->sin_family = AF_INET;
memcpy(&nes_sockaddr->sin_addr.s_addr, &ip_addr, sizeof(__be32));
nes_sockaddr->sin_port = port;
}
/*
* nes_create_mapinfo - Create a mapinfo object in the port mapper data base
*/
static int nes_create_mapinfo(struct nes_cm_info *cm_info)
{
struct sockaddr_storage local_sockaddr;
struct sockaddr_storage mapped_sockaddr;
nes_create_sockaddr(htonl(cm_info->loc_addr), htons(cm_info->loc_port),
&local_sockaddr);
nes_create_sockaddr(htonl(cm_info->mapped_loc_addr),
htons(cm_info->mapped_loc_port), &mapped_sockaddr);
return iwpm_create_mapinfo(&local_sockaddr,
&mapped_sockaddr, RDMA_NL_NES);
}
/*
* nes_remove_mapinfo - Remove a mapinfo object from the port mapper data base
* and send a remove mapping op message to
* the userspace port mapper
*/
static int nes_remove_mapinfo(u32 loc_addr, u16 loc_port,
u32 mapped_loc_addr, u16 mapped_loc_port)
{
struct sockaddr_storage local_sockaddr;
struct sockaddr_storage mapped_sockaddr;
nes_create_sockaddr(htonl(loc_addr), htons(loc_port), &local_sockaddr);
nes_create_sockaddr(htonl(mapped_loc_addr), htons(mapped_loc_port),
&mapped_sockaddr);
iwpm_remove_mapinfo(&local_sockaddr, &mapped_sockaddr);
return iwpm_remove_mapping(&local_sockaddr, RDMA_NL_NES);
}
/*
* nes_form_pm_msg - Form a port mapper message with mapping info
*/
static void nes_form_pm_msg(struct nes_cm_info *cm_info,
struct iwpm_sa_data *pm_msg)
{
nes_create_sockaddr(htonl(cm_info->loc_addr), htons(cm_info->loc_port),
&pm_msg->loc_addr);
nes_create_sockaddr(htonl(cm_info->rem_addr), htons(cm_info->rem_port),
&pm_msg->rem_addr);
}
/*
* nes_form_reg_msg - Form a port mapper message with dev info
*/
static void nes_form_reg_msg(struct nes_vnic *nesvnic,
struct iwpm_dev_data *pm_msg)
{
memcpy(pm_msg->dev_name, nesvnic->nesibdev->ibdev.name,
IWPM_DEVNAME_SIZE);
memcpy(pm_msg->if_name, nesvnic->netdev->name, IWPM_IFNAME_SIZE);
}
static void record_sockaddr_info(struct sockaddr_storage *addr_info,
nes_addr_t *ip_addr, u16 *port_num)
{
struct sockaddr_in *in_addr = (struct sockaddr_in *)addr_info;
if (in_addr->sin_family == AF_INET) {
*ip_addr = ntohl(in_addr->sin_addr.s_addr);
*port_num = ntohs(in_addr->sin_port);
}
}
/*
* nes_record_pm_msg - Save the received mapping info
*/
static void nes_record_pm_msg(struct nes_cm_info *cm_info,
struct iwpm_sa_data *pm_msg)
{
record_sockaddr_info(&pm_msg->mapped_loc_addr,
&cm_info->mapped_loc_addr, &cm_info->mapped_loc_port);
record_sockaddr_info(&pm_msg->mapped_rem_addr,
&cm_info->mapped_rem_addr, &cm_info->mapped_rem_port);
}
/*
* nes_get_reminfo - Get the address info of the remote connecting peer
*/
static int nes_get_remote_addr(struct nes_cm_node *cm_node)
{
struct sockaddr_storage mapped_loc_addr, mapped_rem_addr;
struct sockaddr_storage remote_addr;
int ret;
nes_create_sockaddr(htonl(cm_node->mapped_loc_addr),
htons(cm_node->mapped_loc_port), &mapped_loc_addr);
nes_create_sockaddr(htonl(cm_node->mapped_rem_addr),
htons(cm_node->mapped_rem_port), &mapped_rem_addr);
ret = iwpm_get_remote_info(&mapped_loc_addr, &mapped_rem_addr,
&remote_addr, RDMA_NL_NES);
if (ret)
nes_debug(NES_DBG_CM, "Unable to find remote peer address info\n");
else
record_sockaddr_info(&remote_addr, &cm_node->rem_addr,
&cm_node->rem_port);
return ret;
}
/**
* print_core - dump a cm core
*/
@ -1266,11 +1147,10 @@ static struct nes_cm_node *find_node(struct nes_cm_core *cm_core,
loc_addr, loc_port,
cm_node->rem_addr, cm_node->rem_port,
rem_addr, rem_port);
if ((cm_node->mapped_loc_addr == loc_addr) &&
(cm_node->mapped_loc_port == loc_port) &&
(cm_node->mapped_rem_addr == rem_addr) &&
(cm_node->mapped_rem_port == rem_port)) {
if ((cm_node->loc_addr == loc_addr) &&
(cm_node->loc_port == loc_port) &&
(cm_node->rem_addr == rem_addr) &&
(cm_node->rem_port == rem_port)) {
add_ref_cm_node(cm_node);
spin_unlock_irqrestore(&cm_core->ht_lock, flags);
return cm_node;
@ -1287,8 +1167,8 @@ static struct nes_cm_node *find_node(struct nes_cm_core *cm_core,
* find_listener - find a cm node listening on this addr-port pair
*/
static struct nes_cm_listener *find_listener(struct nes_cm_core *cm_core,
nes_addr_t dst_addr, u16 dst_port,
enum nes_cm_listener_state listener_state, int local)
nes_addr_t dst_addr, u16 dst_port,
enum nes_cm_listener_state listener_state)
{
unsigned long flags;
struct nes_cm_listener *listen_node;
@ -1298,13 +1178,9 @@ static struct nes_cm_listener *find_listener(struct nes_cm_core *cm_core,
/* walk list and find cm_node associated with this session ID */
spin_lock_irqsave(&cm_core->listen_list_lock, flags);
list_for_each_entry(listen_node, &cm_core->listen_list.list, list) {
if (local) {
listen_addr = listen_node->loc_addr;
listen_port = listen_node->loc_port;
} else {
listen_addr = listen_node->mapped_loc_addr;
listen_port = listen_node->mapped_loc_port;
}
listen_addr = listen_node->loc_addr;
listen_port = listen_node->loc_port;
/* compare node pair, return node handle if a match */
if (((listen_addr == dst_addr) ||
listen_addr == 0x00000000) &&
@ -1443,17 +1319,13 @@ static int mini_cm_dec_refcnt_listen(struct nes_cm_core *cm_core,
if (listener->nesvnic) {
nes_manage_apbvt(listener->nesvnic,
listener->mapped_loc_port,
listener->loc_port,
PCI_FUNC(listener->nesvnic->nesdev->pcidev->devfn),
NES_MANAGE_APBVT_DEL);
nes_remove_mapinfo(listener->loc_addr,
listener->loc_port,
listener->mapped_loc_addr,
listener->mapped_loc_port);
nes_debug(NES_DBG_NLMSG,
"Delete APBVT mapped_loc_port = %04X\n",
listener->mapped_loc_port);
"Delete APBVT loc_port = %04X\n",
listener->loc_port);
}
nes_debug(NES_DBG_CM, "destroying listener (%p)\n", listener);
@ -1602,11 +1474,6 @@ static struct nes_cm_node *make_cm_node(struct nes_cm_core *cm_core,
cm_node->rem_addr = cm_info->rem_addr;
cm_node->rem_port = cm_info->rem_port;
cm_node->mapped_loc_addr = cm_info->mapped_loc_addr;
cm_node->mapped_rem_addr = cm_info->mapped_rem_addr;
cm_node->mapped_loc_port = cm_info->mapped_loc_port;
cm_node->mapped_rem_port = cm_info->mapped_rem_port;
cm_node->mpa_frame_rev = mpa_version;
cm_node->send_rdma0_op = SEND_RDMA_READ_ZERO;
cm_node->mpav2_ird_ord = 0;
@ -1655,10 +1522,10 @@ static struct nes_cm_node *make_cm_node(struct nes_cm_core *cm_core,
cm_node->loopbackpartner = NULL;
/* get the mac addr for the remote node */
oldarpindex = nes_arp_table(nesdev, cm_node->mapped_rem_addr,
NULL, NES_ARP_RESOLVE);
arpindex = nes_addr_resolve_neigh(nesvnic,
cm_node->mapped_rem_addr, oldarpindex);
oldarpindex = nes_arp_table(nesdev, cm_node->rem_addr,
NULL, NES_ARP_RESOLVE);
arpindex = nes_addr_resolve_neigh(nesvnic, cm_node->rem_addr,
oldarpindex);
if (arpindex < 0) {
kfree(cm_node);
return NULL;
@ -1720,14 +1587,12 @@ static int rem_ref_cm_node(struct nes_cm_core *cm_core,
mini_cm_dec_refcnt_listen(cm_core, cm_node->listener, 0);
} else {
if (cm_node->apbvt_set && cm_node->nesvnic) {
nes_manage_apbvt(cm_node->nesvnic, cm_node->mapped_loc_port,
nes_manage_apbvt(cm_node->nesvnic, cm_node->loc_port,
PCI_FUNC(cm_node->nesvnic->nesdev->pcidev->devfn),
NES_MANAGE_APBVT_DEL);
}
nes_debug(NES_DBG_NLMSG, "Delete APBVT mapped_loc_port = %04X\n",
cm_node->mapped_loc_port);
nes_remove_mapinfo(cm_node->loc_addr, cm_node->loc_port,
cm_node->mapped_loc_addr, cm_node->mapped_loc_port);
nes_debug(NES_DBG_NLMSG, "Delete APBVT loc_port = %04X\n",
cm_node->loc_port);
}
atomic_dec(&cm_core->node_cnt);
@ -2184,7 +2049,6 @@ static int handle_ack_pkt(struct nes_cm_node *cm_node, struct sk_buff *skb,
cm_node->state = NES_CM_STATE_ESTABLISHED;
if (datasize) {
cm_node->tcp_cntxt.rcv_nxt = inc_sequence + datasize;
nes_get_remote_addr(cm_node);
handle_rcv_mpa(cm_node, skb);
} else { /* rcvd ACK only */
dev_kfree_skb_any(skb);
@ -2399,17 +2263,14 @@ static struct nes_cm_listener *mini_cm_listen(struct nes_cm_core *cm_core,
struct nes_vnic *nesvnic, struct nes_cm_info *cm_info)
{
struct nes_cm_listener *listener;
struct iwpm_dev_data pm_reg_msg;
struct iwpm_sa_data pm_msg;
unsigned long flags;
int iwpm_err = 0;
nes_debug(NES_DBG_CM, "Search for 0x%08x : 0x%04x\n",
cm_info->loc_addr, cm_info->loc_port);
/* cannot have multiple matching listeners */
listener = find_listener(cm_core, cm_info->loc_addr, cm_info->loc_port,
NES_CM_LISTENER_EITHER_STATE, 1);
NES_CM_LISTENER_EITHER_STATE);
if (listener && listener->listener_state == NES_CM_LISTENER_ACTIVE_STATE) {
/* find automatically incs ref count ??? */
@ -2419,22 +2280,6 @@ static struct nes_cm_listener *mini_cm_listen(struct nes_cm_core *cm_core,
}
if (!listener) {
nes_form_reg_msg(nesvnic, &pm_reg_msg);
iwpm_err = iwpm_register_pid(&pm_reg_msg, RDMA_NL_NES);
if (iwpm_err) {
nes_debug(NES_DBG_NLMSG,
"Port Mapper reg pid fail (err = %d).\n", iwpm_err);
}
if (iwpm_valid_pid() && !iwpm_err) {
nes_form_pm_msg(cm_info, &pm_msg);
iwpm_err = iwpm_add_mapping(&pm_msg, RDMA_NL_NES);
if (iwpm_err)
nes_debug(NES_DBG_NLMSG,
"Port Mapper query fail (err = %d).\n", iwpm_err);
else
nes_record_pm_msg(cm_info, &pm_msg);
}
/* create a CM listen node (1/2 node to compare incoming traffic to) */
listener = kzalloc(sizeof(*listener), GFP_ATOMIC);
if (!listener) {
@ -2444,8 +2289,6 @@ static struct nes_cm_listener *mini_cm_listen(struct nes_cm_core *cm_core,
listener->loc_addr = cm_info->loc_addr;
listener->loc_port = cm_info->loc_port;
listener->mapped_loc_addr = cm_info->mapped_loc_addr;
listener->mapped_loc_port = cm_info->mapped_loc_port;
listener->reused_node = 0;
atomic_set(&listener->ref_count, 1);
@ -2507,18 +2350,18 @@ static struct nes_cm_node *mini_cm_connect(struct nes_cm_core *cm_core,
if (cm_info->loc_addr == cm_info->rem_addr) {
loopbackremotelistener = find_listener(cm_core,
cm_node->mapped_loc_addr, cm_node->mapped_rem_port,
NES_CM_LISTENER_ACTIVE_STATE, 0);
cm_node->loc_addr, cm_node->rem_port,
NES_CM_LISTENER_ACTIVE_STATE);
if (loopbackremotelistener == NULL) {
create_event(cm_node, NES_CM_EVENT_ABORTED);
} else {
loopback_cm_info = *cm_info;
loopback_cm_info.loc_port = cm_info->rem_port;
loopback_cm_info.rem_port = cm_info->loc_port;
loopback_cm_info.mapped_loc_port =
cm_info->mapped_rem_port;
loopback_cm_info.mapped_rem_port =
cm_info->mapped_loc_port;
loopback_cm_info.loc_port =
cm_info->rem_port;
loopback_cm_info.rem_port =
cm_info->loc_port;
loopback_cm_info.cm_id = loopbackremotelistener->cm_id;
loopbackremotenode = make_cm_node(cm_core, nesvnic,
&loopback_cm_info, loopbackremotelistener);
@ -2747,12 +2590,6 @@ static int mini_cm_recv_pkt(struct nes_cm_core *cm_core,
nfo.rem_addr = ntohl(iph->saddr);
nfo.rem_port = ntohs(tcph->source);
/* If port mapper is available these should be mapped address info */
nfo.mapped_loc_addr = ntohl(iph->daddr);
nfo.mapped_loc_port = ntohs(tcph->dest);
nfo.mapped_rem_addr = ntohl(iph->saddr);
nfo.mapped_rem_port = ntohs(tcph->source);
tmp_daddr = cpu_to_be32(iph->daddr);
tmp_saddr = cpu_to_be32(iph->saddr);
@ -2761,8 +2598,8 @@ static int mini_cm_recv_pkt(struct nes_cm_core *cm_core,
do {
cm_node = find_node(cm_core,
nfo.mapped_rem_port, nfo.mapped_rem_addr,
nfo.mapped_loc_port, nfo.mapped_loc_addr);
nfo.rem_port, nfo.rem_addr,
nfo.loc_port, nfo.loc_addr);
if (!cm_node) {
/* Only type of packet accepted are for */
@ -2771,9 +2608,9 @@ static int mini_cm_recv_pkt(struct nes_cm_core *cm_core,
skb_handled = 0;
break;
}
listener = find_listener(cm_core, nfo.mapped_loc_addr,
nfo.mapped_loc_port,
NES_CM_LISTENER_ACTIVE_STATE, 0);
listener = find_listener(cm_core, nfo.loc_addr,
nfo.loc_port,
NES_CM_LISTENER_ACTIVE_STATE);
if (!listener) {
nfo.cm_id = NULL;
nfo.conn_type = 0;
@ -2856,12 +2693,22 @@ static struct nes_cm_core *nes_cm_alloc_core(void)
nes_debug(NES_DBG_CM, "Enable QUEUE EVENTS\n");
cm_core->event_wq = create_singlethread_workqueue("nesewq");
if (!cm_core->event_wq)
goto out_free_cmcore;
cm_core->post_event = nes_cm_post_event;
nes_debug(NES_DBG_CM, "Enable QUEUE DISCONNECTS\n");
cm_core->disconn_wq = create_singlethread_workqueue("nesdwq");
if (!cm_core->disconn_wq)
goto out_free_wq;
print_core(cm_core);
return cm_core;
out_free_wq:
destroy_workqueue(cm_core->event_wq);
out_free_cmcore:
kfree(cm_core);
return NULL;
}
@ -3121,8 +2968,8 @@ static int nes_cm_disconn_true(struct nes_qp *nesqp)
atomic_inc(&cm_disconnects);
cm_event.event = IW_CM_EVENT_DISCONNECT;
cm_event.status = disconn_status;
cm_event.local_addr = cm_id->local_addr;
cm_event.remote_addr = cm_id->remote_addr;
cm_event.local_addr = cm_id->m_local_addr;
cm_event.remote_addr = cm_id->m_remote_addr;
cm_event.private_data = NULL;
cm_event.private_data_len = 0;
@ -3148,8 +2995,8 @@ static int nes_cm_disconn_true(struct nes_qp *nesqp)
cm_event.event = IW_CM_EVENT_CLOSE;
cm_event.status = 0;
cm_event.provider_data = cm_id->provider_data;
cm_event.local_addr = cm_id->local_addr;
cm_event.remote_addr = cm_id->remote_addr;
cm_event.local_addr = cm_id->m_local_addr;
cm_event.remote_addr = cm_id->m_remote_addr;
cm_event.private_data = NULL;
cm_event.private_data_len = 0;
@ -3240,8 +3087,8 @@ int nes_accept(struct iw_cm_id *cm_id, struct iw_cm_conn_param *conn_param)
u8 *start_ptr = &start_addr;
u8 **start_buff = &start_ptr;
u16 buff_len = 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;
ibqp = nes_get_qp(cm_id->device, conn_param->qpn);
if (!ibqp)
@ -3378,11 +3225,11 @@ int nes_accept(struct iw_cm_id *cm_id, struct iw_cm_conn_param *conn_param)
nes_cm_init_tsa_conn(nesqp, cm_node);
nesqp->nesqp_context->tcpPorts[0] =
cpu_to_le16(cm_node->mapped_loc_port);
cpu_to_le16(cm_node->loc_port);
nesqp->nesqp_context->tcpPorts[1] =
cpu_to_le16(cm_node->mapped_rem_port);
cpu_to_le16(cm_node->rem_port);
nesqp->nesqp_context->ip0 = cpu_to_le32(cm_node->mapped_rem_addr);
nesqp->nesqp_context->ip0 = cpu_to_le32(cm_node->rem_addr);
nesqp->nesqp_context->misc2 |= cpu_to_le32(
(u32)PCI_FUNC(nesdev->pcidev->devfn) <<
@ -3406,9 +3253,9 @@ int nes_accept(struct iw_cm_id *cm_id, struct iw_cm_conn_param *conn_param)
memset(&nes_quad, 0, sizeof(nes_quad));
nes_quad.DstIpAdrIndex =
cpu_to_le32((u32)PCI_FUNC(nesdev->pcidev->devfn) << 24);
nes_quad.SrcIpadr = htonl(cm_node->mapped_rem_addr);
nes_quad.TcpPorts[0] = htons(cm_node->mapped_rem_port);
nes_quad.TcpPorts[1] = htons(cm_node->mapped_loc_port);
nes_quad.SrcIpadr = htonl(cm_node->rem_addr);
nes_quad.TcpPorts[0] = htons(cm_node->rem_port);
nes_quad.TcpPorts[1] = htons(cm_node->loc_port);
/* Produce hash key */
crc_value = get_crc_value(&nes_quad);
@ -3437,8 +3284,8 @@ int nes_accept(struct iw_cm_id *cm_id, struct iw_cm_conn_param *conn_param)
cm_event.event = IW_CM_EVENT_ESTABLISHED;
cm_event.status = 0;
cm_event.provider_data = (void *)nesqp;
cm_event.local_addr = cm_id->local_addr;
cm_event.remote_addr = cm_id->remote_addr;
cm_event.local_addr = cm_id->m_local_addr;
cm_event.remote_addr = cm_id->m_remote_addr;
cm_event.private_data = NULL;
cm_event.private_data_len = 0;
cm_event.ird = cm_node->ird_size;
@ -3508,11 +3355,8 @@ int nes_connect(struct iw_cm_id *cm_id, struct iw_cm_conn_param *conn_param)
struct nes_cm_node *cm_node;
struct nes_cm_info cm_info;
int apbvt_set = 0;
struct sockaddr_in *laddr = (struct sockaddr_in *)&cm_id->local_addr;
struct sockaddr_in *raddr = (struct sockaddr_in *)&cm_id->remote_addr;
struct iwpm_dev_data pm_reg_msg;
struct iwpm_sa_data pm_msg;
int iwpm_err = 0;
struct sockaddr_in *laddr = (struct sockaddr_in *)&cm_id->m_local_addr;
struct sockaddr_in *raddr = (struct sockaddr_in *)&cm_id->m_remote_addr;
if (cm_id->remote_addr.ss_family != AF_INET)
return -ENOSYS;
@ -3558,37 +3402,13 @@ int nes_connect(struct iw_cm_id *cm_id, struct iw_cm_conn_param *conn_param)
cm_info.cm_id = cm_id;
cm_info.conn_type = NES_CM_IWARP_CONN_TYPE;
/* No port mapper available, go with the specified peer information */
cm_info.mapped_loc_addr = cm_info.loc_addr;
cm_info.mapped_loc_port = cm_info.loc_port;
cm_info.mapped_rem_addr = cm_info.rem_addr;
cm_info.mapped_rem_port = cm_info.rem_port;
nes_form_reg_msg(nesvnic, &pm_reg_msg);
iwpm_err = iwpm_register_pid(&pm_reg_msg, RDMA_NL_NES);
if (iwpm_err) {
nes_debug(NES_DBG_NLMSG,
"Port Mapper reg pid fail (err = %d).\n", iwpm_err);
}
if (iwpm_valid_pid() && !iwpm_err) {
nes_form_pm_msg(&cm_info, &pm_msg);
iwpm_err = iwpm_add_and_query_mapping(&pm_msg, RDMA_NL_NES);
if (iwpm_err)
nes_debug(NES_DBG_NLMSG,
"Port Mapper query fail (err = %d).\n", iwpm_err);
else
nes_record_pm_msg(&cm_info, &pm_msg);
}
if (laddr->sin_addr.s_addr != raddr->sin_addr.s_addr) {
nes_manage_apbvt(nesvnic, cm_info.mapped_loc_port,
PCI_FUNC(nesdev->pcidev->devfn), NES_MANAGE_APBVT_ADD);
nes_manage_apbvt(nesvnic, cm_info.loc_port,
PCI_FUNC(nesdev->pcidev->devfn),
NES_MANAGE_APBVT_ADD);
apbvt_set = 1;
}
if (nes_create_mapinfo(&cm_info))
return -ENOMEM;
cm_id->add_ref(cm_id);
/* create a connect CM node connection */
@ -3597,14 +3417,12 @@ int nes_connect(struct iw_cm_id *cm_id, struct iw_cm_conn_param *conn_param)
&cm_info);
if (!cm_node) {
if (apbvt_set)
nes_manage_apbvt(nesvnic, cm_info.mapped_loc_port,
nes_manage_apbvt(nesvnic, cm_info.loc_port,
PCI_FUNC(nesdev->pcidev->devfn),
NES_MANAGE_APBVT_DEL);
nes_debug(NES_DBG_NLMSG, "Delete mapped_loc_port = %04X\n",
cm_info.mapped_loc_port);
nes_remove_mapinfo(cm_info.loc_addr, cm_info.loc_port,
cm_info.mapped_loc_addr, cm_info.mapped_loc_port);
nes_debug(NES_DBG_NLMSG, "Delete loc_port = %04X\n",
cm_info.loc_port);
cm_id->rem_ref(cm_id);
return -ENOMEM;
}
@ -3633,12 +3451,12 @@ int nes_create_listen(struct iw_cm_id *cm_id, int backlog)
struct nes_cm_listener *cm_node;
struct nes_cm_info cm_info;
int err;
struct sockaddr_in *laddr = (struct sockaddr_in *)&cm_id->local_addr;
struct sockaddr_in *laddr = (struct sockaddr_in *)&cm_id->m_local_addr;
nes_debug(NES_DBG_CM, "cm_id = %p, local port = 0x%04X.\n",
cm_id, ntohs(laddr->sin_port));
if (cm_id->local_addr.ss_family != AF_INET)
if (cm_id->m_local_addr.ss_family != AF_INET)
return -ENOSYS;
nesvnic = to_nesvnic(cm_id->device);
if (!nesvnic)
@ -3658,10 +3476,6 @@ int nes_create_listen(struct iw_cm_id *cm_id, int backlog)
cm_info.conn_type = NES_CM_IWARP_CONN_TYPE;
/* No port mapper available, go with the specified info */
cm_info.mapped_loc_addr = cm_info.loc_addr;
cm_info.mapped_loc_port = cm_info.loc_port;
cm_node = g_cm_core->api->listen(g_cm_core, nesvnic, &cm_info);
if (!cm_node) {
printk(KERN_ERR "%s[%u] Error returned from listen API call\n",
@ -3673,10 +3487,7 @@ int nes_create_listen(struct iw_cm_id *cm_id, int backlog)
cm_node->tos = cm_id->tos;
if (!cm_node->reused_node) {
if (nes_create_mapinfo(&cm_info))
return -ENOMEM;
err = nes_manage_apbvt(nesvnic, cm_node->mapped_loc_port,
err = nes_manage_apbvt(nesvnic, cm_node->loc_port,
PCI_FUNC(nesvnic->nesdev->pcidev->devfn),
NES_MANAGE_APBVT_ADD);
if (err) {
@ -3786,8 +3597,8 @@ static void cm_event_connected(struct nes_cm_event *event)
nesvnic = to_nesvnic(nesqp->ibqp.device);
nesdev = nesvnic->nesdev;
nesadapter = nesdev->nesadapter;
laddr = (struct sockaddr_in *)&cm_id->local_addr;
raddr = (struct sockaddr_in *)&cm_id->remote_addr;
laddr = (struct sockaddr_in *)&cm_id->m_local_addr;
raddr = (struct sockaddr_in *)&cm_id->m_remote_addr;
cm_event_laddr = (struct sockaddr_in *)&cm_event.local_addr;
if (nesqp->destroyed)
@ -3802,10 +3613,10 @@ static void cm_event_connected(struct nes_cm_event *event)
/* set the QP tsa context */
nesqp->nesqp_context->tcpPorts[0] =
cpu_to_le16(cm_node->mapped_loc_port);
cpu_to_le16(cm_node->loc_port);
nesqp->nesqp_context->tcpPorts[1] =
cpu_to_le16(cm_node->mapped_rem_port);
nesqp->nesqp_context->ip0 = cpu_to_le32(cm_node->mapped_rem_addr);
cpu_to_le16(cm_node->rem_port);
nesqp->nesqp_context->ip0 = cpu_to_le32(cm_node->rem_addr);
nesqp->nesqp_context->misc2 |= cpu_to_le32(
(u32)PCI_FUNC(nesdev->pcidev->devfn) <<
@ -3835,9 +3646,9 @@ static void cm_event_connected(struct nes_cm_event *event)
nes_quad.DstIpAdrIndex =
cpu_to_le32((u32)PCI_FUNC(nesdev->pcidev->devfn) << 24);
nes_quad.SrcIpadr = htonl(cm_node->mapped_rem_addr);
nes_quad.TcpPorts[0] = htons(cm_node->mapped_rem_port);
nes_quad.TcpPorts[1] = htons(cm_node->mapped_loc_port);
nes_quad.SrcIpadr = htonl(cm_node->rem_addr);
nes_quad.TcpPorts[0] = htons(cm_node->rem_port);
nes_quad.TcpPorts[1] = htons(cm_node->loc_port);
/* Produce hash key */
crc_value = get_crc_value(&nes_quad);
@ -3858,14 +3669,14 @@ static void cm_event_connected(struct nes_cm_event *event)
cm_event.provider_data = cm_id->provider_data;
cm_event_laddr->sin_family = AF_INET;
cm_event_laddr->sin_port = laddr->sin_port;
cm_event.remote_addr = cm_id->remote_addr;
cm_event.remote_addr = cm_id->m_remote_addr;
cm_event.private_data = (void *)event->cm_node->mpa_frame_buf;
cm_event.private_data_len = (u8)event->cm_node->mpa_frame_size;
cm_event.ird = cm_node->ird_size;
cm_event.ord = cm_node->ord_size;
cm_event_laddr->sin_addr.s_addr = htonl(event->cm_info.rem_addr);
cm_event_laddr->sin_addr.s_addr = htonl(event->cm_info.loc_addr);
ret = cm_id->event_handler(cm_id, &cm_event);
nes_debug(NES_DBG_CM, "OFA CM event_handler returned, ret=%d\n", ret);
@ -3913,8 +3724,8 @@ static void cm_event_connect_error(struct nes_cm_event *event)
cm_event.event = IW_CM_EVENT_CONNECT_REPLY;
cm_event.status = -ECONNRESET;
cm_event.provider_data = cm_id->provider_data;
cm_event.local_addr = cm_id->local_addr;
cm_event.remote_addr = cm_id->remote_addr;
cm_event.local_addr = cm_id->m_local_addr;
cm_event.remote_addr = cm_id->m_remote_addr;
cm_event.private_data = NULL;
cm_event.private_data_len = 0;
@ -3970,8 +3781,8 @@ static void cm_event_reset(struct nes_cm_event *event)
cm_event.event = IW_CM_EVENT_DISCONNECT;
cm_event.status = -ECONNRESET;
cm_event.provider_data = cm_id->provider_data;
cm_event.local_addr = cm_id->local_addr;
cm_event.remote_addr = cm_id->remote_addr;
cm_event.local_addr = cm_id->m_local_addr;
cm_event.remote_addr = cm_id->m_remote_addr;
cm_event.private_data = NULL;
cm_event.private_data_len = 0;
@ -3981,8 +3792,8 @@ static void cm_event_reset(struct nes_cm_event *event)
cm_event.event = IW_CM_EVENT_CLOSE;
cm_event.status = 0;
cm_event.provider_data = cm_id->provider_data;
cm_event.local_addr = cm_id->local_addr;
cm_event.remote_addr = cm_id->remote_addr;
cm_event.local_addr = cm_id->m_local_addr;
cm_event.remote_addr = cm_id->m_remote_addr;
cm_event.private_data = NULL;
cm_event.private_data_len = 0;
nes_debug(NES_DBG_CM, "NODE %p Generating CLOSE\n", event->cm_node);

11
drivers/infiniband/hw/nes/nes_cm.h
View File

@ -293,8 +293,8 @@ struct nes_cm_listener {
struct list_head list;
struct nes_cm_core *cm_core;
u8 loc_mac[ETH_ALEN];
nes_addr_t loc_addr, mapped_loc_addr;
u16 loc_port, mapped_loc_port;
nes_addr_t loc_addr;
u16 loc_port;
struct iw_cm_id *cm_id;
enum nes_cm_conn_type conn_type;
atomic_t ref_count;
@ -309,9 +309,7 @@ struct nes_cm_listener {
/* per connection node and node state information */
struct nes_cm_node {
nes_addr_t loc_addr, rem_addr;
nes_addr_t mapped_loc_addr, mapped_rem_addr;
u16 loc_port, rem_port;
u16 mapped_loc_port, mapped_rem_port;
u8 loc_mac[ETH_ALEN];
u8 rem_mac[ETH_ALEN];
@ -368,11 +366,6 @@ struct nes_cm_info {
u16 rem_port;
nes_addr_t loc_addr;
nes_addr_t rem_addr;
u16 mapped_loc_port;
u16 mapped_rem_port;
nes_addr_t mapped_loc_addr;
nes_addr_t mapped_rem_addr;
enum nes_cm_conn_type conn_type;
int backlog;
};

44
drivers/infiniband/hw/nes/nes_hw.c
View File

@ -35,18 +35,11 @@
#include <linux/moduleparam.h>
#include <linux/netdevice.h>
#include <linux/etherdevice.h>
#include <linux/ip.h>
#include <linux/tcp.h>
#include <linux/if_vlan.h>
#include <linux/inet_lro.h>
#include <linux/slab.h>
#include "nes.h"
static unsigned int nes_lro_max_aggr = NES_LRO_MAX_AGGR;
module_param(nes_lro_max_aggr, uint, 0444);
MODULE_PARM_DESC(nes_lro_max_aggr, "NIC LRO max packet aggregation");
static int wide_ppm_offset;
module_param(wide_ppm_offset, int, 0644);
MODULE_PARM_DESC(wide_ppm_offset, "Increase CX4 interface clock ppm offset, 0=100ppm (default), 1=300ppm");
@ -1642,25 +1635,6 @@ static void nes_rq_wqes_timeout(unsigned long parm)
}
static int nes_lro_get_skb_hdr(struct sk_buff *skb, void **iphdr,
void **tcph, u64 *hdr_flags, void *priv)
{
unsigned int ip_len;
struct iphdr *iph;
skb_reset_network_header(skb);
iph = ip_hdr(skb);
if (iph->protocol != IPPROTO_TCP)
return -1;
ip_len = ip_hdrlen(skb);
skb_set_transport_header(skb, ip_len);
*tcph = tcp_hdr(skb);
*hdr_flags = LRO_IPV4 | LRO_TCP;
*iphdr = iph;
return 0;
}
/**
* nes_init_nic_qp
*/
@ -1895,14 +1869,6 @@ int nes_init_nic_qp(struct nes_device *nesdev, struct net_device *netdev)
return -ENOMEM;
}
nesvnic->lro_mgr.max_aggr = nes_lro_max_aggr;
nesvnic->lro_mgr.max_desc = NES_MAX_LRO_DESCRIPTORS;
nesvnic->lro_mgr.lro_arr = nesvnic->lro_desc;
nesvnic->lro_mgr.get_skb_header = nes_lro_get_skb_hdr;
nesvnic->lro_mgr.features = LRO_F_NAPI | LRO_F_EXTRACT_VLAN_ID;
nesvnic->lro_mgr.dev = netdev;
nesvnic->lro_mgr.ip_summed = CHECKSUM_UNNECESSARY;
nesvnic->lro_mgr.ip_summed_aggr = CHECKSUM_UNNECESSARY;
return 0;
}
@ -2809,13 +2775,10 @@ void nes_nic_ce_handler(struct nes_device *nesdev, struct nes_hw_nic_cq *cq)
u16 pkt_type;
u16 rqes_processed = 0;
u8 sq_cqes = 0;
u8 nes_use_lro = 0;
head = cq->cq_head;
cq_size = cq->cq_size;
cq->cqes_pending = 1;
if (nesvnic->netdev->features & NETIF_F_LRO)
nes_use_lro = 1;
do {
if (le32_to_cpu(cq->cq_vbase[head].cqe_words[NES_NIC_CQE_MISC_IDX]) &
NES_NIC_CQE_VALID) {
@ -2950,10 +2913,7 @@ void nes_nic_ce_handler(struct nes_device *nesdev, struct nes_hw_nic_cq *cq)
__vlan_hwaccel_put_tag(rx_skb, htons(ETH_P_8021Q), vlan_tag);
}
if (nes_use_lro)
lro_receive_skb(&nesvnic->lro_mgr, rx_skb, NULL);
else
netif_receive_skb(rx_skb);
napi_gro_receive(&nesvnic->napi, rx_skb);
skip_rx_indicate0:
;
@ -2984,8 +2944,6 @@ skip_rx_indicate0:
} while (1);
if (nes_use_lro)
lro_flush_all(&nesvnic->lro_mgr);
if (sq_cqes) {
barrier();
/* restart the queue if it had been stopped */

7
drivers/infiniband/hw/nes/nes_hw.h
View File

@ -33,8 +33,6 @@
#ifndef __NES_HW_H
#define __NES_HW_H
#include <linux/inet_lro.h>
#define NES_PHY_TYPE_CX4 1
#define NES_PHY_TYPE_1G 2
#define NES_PHY_TYPE_ARGUS 4
@ -1049,8 +1047,6 @@ struct nes_hw_tune_timer {
#define NES_TIMER_ENABLE_LIMIT 4
#define NES_MAX_LINK_INTERRUPTS 128
#define NES_MAX_LINK_CHECK 200
#define NES_MAX_LRO_DESCRIPTORS 32
#define NES_LRO_MAX_AGGR 64
struct nes_adapter {
u64 fw_ver;
@ -1263,9 +1259,6 @@ struct nes_vnic {
u8 next_qp_nic_index;
u8 of_device_registered;
u8 rdma_enabled;
u32 lro_max_aggr;
struct net_lro_mgr lro_mgr;
struct net_lro_desc lro_desc[NES_MAX_LRO_DESCRIPTORS];
struct timer_list event_timer;
enum ib_event_type delayed_event;
enum ib_event_type last_dispatched_event;

7
drivers/infiniband/hw/nes/nes_nic.c
View File

@ -1085,9 +1085,6 @@ static const char nes_ethtool_stringset[][ETH_GSTRING_LEN] = {
"Free 4Kpbls",
"Free 256pbls",
"Timer Inits",
"LRO aggregated",
"LRO flushed",
"LRO no_desc",
"PAU CreateQPs",
"PAU DestroyQPs",
};
@ -1302,9 +1299,6 @@ static void nes_netdev_get_ethtool_stats(struct net_device *netdev,
target_stat_values[++index] = nesadapter->free_4kpbl;
target_stat_values[++index] = nesadapter->free_256pbl;
target_stat_values[++index] = int_mod_timer_init;
target_stat_values[++index] = nesvnic->lro_mgr.stats.aggregated;
target_stat_values[++index] = nesvnic->lro_mgr.stats.flushed;
target_stat_values[++index] = nesvnic->lro_mgr.stats.no_desc;
target_stat_values[++index] = atomic_read(&pau_qps_created);
target_stat_values[++index] = atomic_read(&pau_qps_destroyed);
}
@ -1709,7 +1703,6 @@ struct net_device *nes_netdev_init(struct nes_device *nesdev,
netdev->hw_features |= NETIF_F_TSO;
netdev->features = netdev->hw_features | NETIF_F_HIGHDMA | NETIF_F_HW_VLAN_CTAG_TX;
netdev->hw_features |= NETIF_F_LRO;
nes_debug(NES_DBG_INIT, "nesvnic = %p, reported features = 0x%lX, QPid = %d,"
" nic_index = %d, logical_port = %d, mac_index = %d.\n",

2
drivers/infiniband/hw/nes/nes_verbs.c
View File

@ -3769,6 +3769,8 @@ struct nes_ib_device *nes_init_ofa_device(struct net_device *netdev)
nesibdev->ibdev.iwcm->create_listen = nes_create_listen;
nesibdev->ibdev.iwcm->destroy_listen = nes_destroy_listen;
nesibdev->ibdev.get_port_immutable = nes_port_immutable;
memcpy(nesibdev->ibdev.iwcm->ifname, netdev->name,
sizeof(nesibdev->ibdev.iwcm->ifname));
return nesibdev;
}

2
drivers/net/ethernet/chelsio/cxgb4/t4_msg.h
View File

@ -1021,6 +1021,8 @@ struct cpl_l2t_write_req {
#define L2T_W_NOREPLY_V(x) ((x) << L2T_W_NOREPLY_S)
#define L2T_W_NOREPLY_F L2T_W_NOREPLY_V(1U)
#define CPL_L2T_VLAN_NONE 0xfff
struct cpl_l2t_write_rpl {
union opcode_tid ot;
u8 status;

1
drivers/net/ethernet/chelsio/cxgb4/t4fw_api.h
View File

@ -561,6 +561,7 @@ enum fw_flowc_mnem {
FW_FLOWC_MNEM_SNDBUF,
FW_FLOWC_MNEM_MSS,
FW_FLOWC_MNEM_TXDATAPLEN_MAX,
FW_FLOWC_MNEM_SCHEDCLASS = 11,
};
struct fw_flowc_mnemval {

6
include/rdma/iw_cm.h
View File

@ -83,8 +83,10 @@ struct iw_cm_id {
iw_cm_handler cm_handler; /* client callback function */
void *context; /* client cb context */
struct ib_device *device;
struct sockaddr_storage local_addr;
struct sockaddr_storage local_addr; /* local addr */
struct sockaddr_storage remote_addr;
struct sockaddr_storage m_local_addr; /* nmapped local addr */
struct sockaddr_storage m_remote_addr; /* nmapped rem addr */
void *provider_data; /* provider private data */
iw_event_handler event_handler; /* cb for provider
events */
@ -92,6 +94,7 @@ struct iw_cm_id {
void (*add_ref)(struct iw_cm_id *);
void (*rem_ref)(struct iw_cm_id *);
u8 tos;
bool mapped;
};
struct iw_cm_conn_param {
@ -123,6 +126,7 @@ struct iw_cm_verbs {
int backlog);
int (*destroy_listen)(struct iw_cm_id *cm_id);
char ifname[IFNAMSIZ];
};
/**

4
include/uapi/rdma/rdma_netlink.h
View File

@ -5,8 +5,8 @@
enum {
RDMA_NL_RDMA_CM = 1,
RDMA_NL_NES,
RDMA_NL_C4IW,
RDMA_NL_IWCM,
RDMA_NL_RSVD,
RDMA_NL_LS, /* RDMA Local Services */
RDMA_NL_NUM_CLIENTS
};