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qcacmn: Add WDS Vendor Extension ECM Framework

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Add WDS tx/rx policy checks in Tx and Rx datapaths.
In Rx path, check packets against rx policy configured
In Tx Reinject path, checks are to process or drop 4-addr/3-addr packets
to peers decisively

Change-Id: I0a6c01b7555fa5d369ab2c9baf454d49808857fc
This commit is contained in:
Tallapragada Kalyan
2017-12-08 21:07:43 +05:30
committed by snandini
parent 9dee72a40c
commit 2a5fc625d2
8 changed files with 286 additions and 8 deletions
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73
dp/wifi3.0/dp_main.c
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@@ -5328,8 +5328,81 @@ QDF_STATUS dp_update_config_parameters(struct cdp_soc *psoc,
return QDF_STATUS_SUCCESS;
}
/**
* dp_txrx_set_wds_rx_policy() - API to store datapath
* config parameters
* @vdev_handle - datapath vdev handle
* @cfg: ini parameter handle
*
* Return: status
*/
#ifdef WDS_VENDOR_EXTENSION
void
dp_txrx_set_wds_rx_policy(
struct cdp_vdev *vdev_handle,
u_int32_t val)
{
struct dp_vdev *vdev = (struct dp_vdev *)vdev_handle;
struct dp_peer *peer;
if (vdev->opmode == wlan_op_mode_ap) {
/* for ap, set it on bss_peer */
TAILQ_FOREACH(peer, &vdev->peer_list, peer_list_elem) {
if (peer->bss_peer) {
peer->wds_ecm.wds_rx_filter = 1;
peer->wds_ecm.wds_rx_ucast_4addr = (val & WDS_POLICY_RX_UCAST_4ADDR) ? 1:0;
peer->wds_ecm.wds_rx_mcast_4addr = (val & WDS_POLICY_RX_MCAST_4ADDR) ? 1:0;
break;
}
}
} else if (vdev->opmode == wlan_op_mode_sta) {
peer = TAILQ_FIRST(&vdev->peer_list);
peer->wds_ecm.wds_rx_filter = 1;
peer->wds_ecm.wds_rx_ucast_4addr = (val & WDS_POLICY_RX_UCAST_4ADDR) ? 1:0;
peer->wds_ecm.wds_rx_mcast_4addr = (val & WDS_POLICY_RX_MCAST_4ADDR) ? 1:0;
}
}
/**
* dp_txrx_peer_wds_tx_policy_update() - API to set tx wds policy
*
* @peer_handle - datapath peer handle
* @wds_tx_ucast: policy for unicast transmission
* @wds_tx_mcast: policy for multicast transmission
*
* Return: void
*/
void
dp_txrx_peer_wds_tx_policy_update(struct cdp_peer *peer_handle,
int wds_tx_ucast, int wds_tx_mcast)
{
struct dp_peer *peer = (struct dp_peer *)peer_handle;
if (wds_tx_ucast || wds_tx_mcast) {
peer->wds_enabled = 1;
peer->wds_ecm.wds_tx_ucast_4addr = wds_tx_ucast;
peer->wds_ecm.wds_tx_mcast_4addr = wds_tx_mcast;
} else {
peer->wds_enabled = 0;
peer->wds_ecm.wds_tx_ucast_4addr = 0;
peer->wds_ecm.wds_tx_mcast_4addr = 0;
}
QDF_TRACE(QDF_MODULE_ID_DP, QDF_TRACE_LEVEL_INFO,
FL("Policy Update set to :\
peer->wds_enabled %d\
peer->wds_ecm.wds_tx_ucast_4addr %d\
peer->wds_ecm.wds_tx_mcast_4addr %d\n"),
peer->wds_enabled, peer->wds_ecm.wds_tx_ucast_4addr,
peer->wds_ecm.wds_tx_mcast_4addr);
return;
}
#endif
static struct cdp_wds_ops dp_ops_wds = {
.vdev_set_wds = dp_vdev_set_wds,
#ifdef WDS_VENDOR_EXTENSION
.txrx_set_wds_rx_policy = dp_txrx_set_wds_rx_policy,
.txrx_wds_peer_tx_policy_update = dp_txrx_peer_wds_tx_policy_update,
#endif
};
/*