samsung-sm8650/android_kernel_samsung_sm8650-modules
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

qcacmn: Avoid intrabss check in Tx NAWDS path

Browse Source 
Intrabss check for NAWDS was added as a temporary fix to resolve the
issue of selfbridge enteries present in AST table. The actual reason
is loopback pkt received with one's own bridge mac. To avoid this, add
a check for not sending out any packet with an invalid peer id in the
ast table.

Change-Id: Ia4c520bcc8b7077f0b484a0bc40c4d26db77c3f4
CRs-Fixed: 3135142
This commit is contained in:
Neha Bisht
2022-02-21 10:41:34 +05:30
committed by Madan Koyyalamudi
parent 55d7ee3310
commit 229317b922
2 changed files with 7 additions and 7 deletions
Download Patch File Download Diff File Expand all files Collapse all files

3
dp/wifi3.0/dp_rx.c
View File

@@ -870,9 +870,6 @@ bool dp_rx_intrabss_mcbc_fwd(struct dp_soc *soc, struct dp_txrx_peer *ta_peer,
len = QDF_NBUF_CB_RX_PKT_LEN(nbuf); len = QDF_NBUF_CB_RX_PKT_LEN(nbuf);
qdf_nbuf_set_tx_fctx_type(nbuf_copy, &ta_peer->peer_id,
CB_FTYPE_INTRABSS_FWD);
dp_classify_critical_pkts(soc, ta_peer->vdev, nbuf_copy); dp_classify_critical_pkts(soc, ta_peer->vdev, nbuf_copy);
if (soc->arch_ops.dp_rx_intrabss_handle_nawds(soc, ta_peer, nbuf_copy, if (soc->arch_ops.dp_rx_intrabss_handle_nawds(soc, ta_peer, nbuf_copy,

11
dp/wifi3.0/dp_tx.c
View File

@@ -2855,6 +2855,12 @@ void dp_tx_nawds_handler(struct dp_soc *soc, struct dp_vdev *vdev,
uint16_t peer_id = DP_INVALID_PEER; uint16_t peer_id = DP_INVALID_PEER;
struct dp_txrx_peer *txrx_peer; struct dp_txrx_peer *txrx_peer;
/* This check avoids pkt forwarding which is entered
* in the ast table but still doesn't have valid peerid.
*/
if (sa_peer_id == HTT_INVALID_PEER)
return;
qdf_spin_lock_bh(&vdev->peer_list_lock); qdf_spin_lock_bh(&vdev->peer_list_lock);
TAILQ_FOREACH(peer, &vdev->peer_list, peer_list_elem) { TAILQ_FOREACH(peer, &vdev->peer_list, peer_list_elem) {
txrx_peer = dp_get_txrx_peer(peer); txrx_peer = dp_get_txrx_peer(peer);
@@ -3352,9 +3358,7 @@ qdf_nbuf_t dp_tx_send(struct cdp_soc_t *soc_hdl, uint8_t vdev_id,
if (DP_FRAME_IS_MULTICAST((eh)->ether_dhost)) { if (DP_FRAME_IS_MULTICAST((eh)->ether_dhost)) {
uint16_t sa_peer_id = DP_INVALID_PEER; uint16_t sa_peer_id = DP_INVALID_PEER;
if (!soc->ast_offload_support && if (!soc->ast_offload_support) {
qdf_nbuf_get_tx_ftype(nbuf) ==
CB_FTYPE_INTRABSS_FWD) {
struct dp_ast_entry *ast_entry = NULL; struct dp_ast_entry *ast_entry = NULL;
qdf_spin_lock_bh(&soc->ast_lock); qdf_spin_lock_bh(&soc->ast_lock);
@@ -3370,7 +3374,6 @@ qdf_nbuf_t dp_tx_send(struct cdp_soc_t *soc_hdl, uint8_t vdev_id,
dp_tx_nawds_handler(soc, vdev, &msdu_info, nbuf, dp_tx_nawds_handler(soc, vdev, &msdu_info, nbuf,
sa_peer_id); sa_peer_id);
} }
peer_id = DP_INVALID_PEER; peer_id = DP_INVALID_PEER;
DP_STATS_INC_PKT(vdev, tx_i.nawds_mcast, DP_STATS_INC_PKT(vdev, tx_i.nawds_mcast,
1, qdf_nbuf_len(nbuf)); 1, qdf_nbuf_len(nbuf));