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Diffstat (limited to 'net/caif/chnl_net.c')
-rw-r--r--net/caif/chnl_net.c45
1 files changed, 35 insertions, 10 deletions
diff --git a/net/caif/chnl_net.c b/net/caif/chnl_net.c
index 6008d6d..649ebac 100644
--- a/net/caif/chnl_net.c
+++ b/net/caif/chnl_net.c
@@ -20,7 +20,6 @@
#include <linux/caif/if_caif.h>
#include <net/rtnetlink.h>
#include <net/caif/caif_layer.h>
-#include <net/caif/cfcnfg.h>
#include <net/caif/cfpkt.h>
#include <net/caif/caif_dev.h>
@@ -84,10 +83,11 @@ static int chnl_recv_cb(struct cflayer *layr, struct cfpkt *pkt)
if (!priv)
return -EINVAL;
+ skb = (struct sk_buff *) cfpkt_tonative(pkt);
+
/* Get length of CAIF packet. */
- pktlen = cfpkt_getlen(pkt);
+ pktlen = skb->len;
- skb = (struct sk_buff *) cfpkt_tonative(pkt);
/* Pass some minimum information and
* send the packet to the net stack.
*/
@@ -153,6 +153,18 @@ static void close_work(struct work_struct *work)
}
static DECLARE_WORK(close_worker, close_work);
+static void chnl_hold(struct cflayer *lyr)
+{
+ struct chnl_net *priv = container_of(lyr, struct chnl_net, chnl);
+ dev_hold(priv->netdev);
+}
+
+static void chnl_put(struct cflayer *lyr)
+{
+ struct chnl_net *priv = container_of(lyr, struct chnl_net, chnl);
+ dev_put(priv->netdev);
+}
+
static void chnl_flowctrl_cb(struct cflayer *layr, enum caif_ctrlcmd flow,
int phyid)
{
@@ -190,6 +202,7 @@ static void chnl_flowctrl_cb(struct cflayer *layr, enum caif_ctrlcmd flow,
netif_wake_queue(priv->netdev);
break;
case CAIF_CTRLCMD_INIT_RSP:
+ caif_client_register_refcnt(&priv->chnl, chnl_hold, chnl_put);
priv->state = CAIF_CONNECTED;
priv->flowenabled = true;
netif_wake_queue(priv->netdev);
@@ -257,8 +270,9 @@ static int chnl_net_open(struct net_device *dev)
if (priv->state != CAIF_CONNECTING) {
priv->state = CAIF_CONNECTING;
- result = caif_connect_client(&priv->conn_req, &priv->chnl,
- &llifindex, &headroom, &tailroom);
+ result = caif_connect_client(dev_net(dev), &priv->conn_req,
+ &priv->chnl, &llifindex,
+ &headroom, &tailroom);
if (result != 0) {
pr_debug("err: "
"Unable to register and open device,"
@@ -314,7 +328,7 @@ static int chnl_net_open(struct net_device *dev)
if (result == 0) {
pr_debug("connect timeout\n");
- caif_disconnect_client(&priv->chnl);
+ caif_disconnect_client(dev_net(dev), &priv->chnl);
priv->state = CAIF_DISCONNECTED;
pr_debug("state disconnected\n");
result = -ETIMEDOUT;
@@ -330,7 +344,7 @@ static int chnl_net_open(struct net_device *dev)
return 0;
error:
- caif_disconnect_client(&priv->chnl);
+ caif_disconnect_client(dev_net(dev), &priv->chnl);
priv->state = CAIF_DISCONNECTED;
pr_debug("state disconnected\n");
return result;
@@ -344,7 +358,7 @@ static int chnl_net_stop(struct net_device *dev)
ASSERT_RTNL();
priv = netdev_priv(dev);
priv->state = CAIF_DISCONNECTED;
- caif_disconnect_client(&priv->chnl);
+ caif_disconnect_client(dev_net(dev), &priv->chnl);
return 0;
}
@@ -373,11 +387,18 @@ static const struct net_device_ops netdev_ops = {
.ndo_start_xmit = chnl_net_start_xmit,
};
+static void chnl_net_destructor(struct net_device *dev)
+{
+ struct chnl_net *priv = netdev_priv(dev);
+ caif_free_client(&priv->chnl);
+ free_netdev(dev);
+}
+
static void ipcaif_net_setup(struct net_device *dev)
{
struct chnl_net *priv;
dev->netdev_ops = &netdev_ops;
- dev->destructor = free_netdev;
+ dev->destructor = chnl_net_destructor;
dev->flags |= IFF_NOARP;
dev->flags |= IFF_POINTOPOINT;
dev->mtu = GPRS_PDP_MTU;
@@ -391,7 +412,7 @@ static void ipcaif_net_setup(struct net_device *dev)
priv->conn_req.link_selector = CAIF_LINK_HIGH_BANDW;
priv->conn_req.priority = CAIF_PRIO_LOW;
/* Insert illegal value */
- priv->conn_req.sockaddr.u.dgm.connection_id = -1;
+ priv->conn_req.sockaddr.u.dgm.connection_id = 0;
priv->flowenabled = false;
init_waitqueue_head(&priv->netmgmt_wq);
@@ -453,6 +474,10 @@ static int ipcaif_newlink(struct net *src_net, struct net_device *dev,
pr_warn("device rtml registration failed\n");
else
list_add(&caifdev->list_field, &chnl_net_list);
+
+ /* Take ifindex as connection-id if null */
+ if (caifdev->conn_req.sockaddr.u.dgm.connection_id == 0)
+ caifdev->conn_req.sockaddr.u.dgm.connection_id = dev->ifindex;
return ret;
}