qcacmn: Avoid using ast_entry in intra_bss handling

Avoid using ast_entry in intra_bss handling, instead use
da_peer_id directly from the msdu_metadata

Change-Id: Ic586f297e8e393504d7d399cff7a67c3035aa11f
Цей коміт міститься в:
Pavankumar Nandeshwar
2021-10-26 04:25:38 -07:00
зафіксовано Madan Koyyalamudi
джерело a6902b1d58
коміт 146d67af95
4 змінених файлів з 254 додано та 249 видалено

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@@ -20,7 +20,6 @@
#include "hal_hw_headers.h"
#include "dp_types.h"
#include "dp_rx.h"
#include "dp_tx.h"
#include "dp_be_rx.h"
#include "dp_peer.h"
#include "hal_rx.h"
@@ -1057,16 +1056,62 @@ uint32_t dp_rx_nf_process(struct dp_intr *int_ctx,
#endif
#ifndef QCA_HOST_MODE_WIFI_DISABLED
#if defined(QCA_WIFI_WCN7850) || !defined(INTRA_BSS_FW_OFFLOAD)
bool dp_rx_intrabss_fwd_be(struct dp_soc *soc, struct dp_peer *ta_peer,
uint8_t *rx_tlv_hdr, qdf_nbuf_t nbuf,
struct hal_rx_msdu_metadata msdu_metadata)
#ifdef INTRA_BSS_FW_OFFLOAD
static bool
dp_rx_intrabss_ucast_check_be(struct dp_soc *soc, qdf_nbuf_t nbuf,
struct dp_peer *ta_peer,
struct hal_rx_msdu_metadata *msdu_metadata)
{
/* Hamilton V1 uses Lithium path */
return dp_rx_intrabss_fwd(soc, ta_peer, rx_tlv_hdr, nbuf,
msdu_metadata);
return qdf_nbuf_is_intra_bss(nbuf);
}
#else
static bool
dp_rx_intrabss_ucast_check_be(struct dp_soc *soc, qdf_nbuf_t nbuf,
struct dp_peer *ta_peer,
struct hal_rx_msdu_metadata *msdu_metadata)
{
uint16_t da_peer_id;
struct dp_peer *da_peer;
if (!(qdf_nbuf_is_da_valid(nbuf) || qdf_nbuf_is_da_mcbc(nbuf)))
return false;
/* The field da_idx here holds DA peer id
*/
da_peer_id = msdu_metadata->da_idx;
/* TA peer cannot be same as peer(DA) on which AST is present
* this indicates a change in topology and that AST entries
* are yet to be updated.
*/
if ((da_peer_id == ta_peer->peer_id) ||
(da_peer_id == HTT_INVALID_PEER))
return false;
da_peer = dp_peer_get_ref_by_id(soc, da_peer_id,
DP_MOD_ID_RX);
if (!da_peer)
return false;
/* If the source or destination peer in the isolation
* list then dont forward instead push to bridge stack.
*/
if (dp_get_peer_isolation(ta_peer) ||
dp_get_peer_isolation(da_peer) ||
(da_peer->vdev->vdev_id != ta_peer->vdev->vdev_id)) {
dp_peer_unref_delete(da_peer, DP_MOD_ID_RX);
return false;
}
if (da_peer->bss_peer) {
dp_peer_unref_delete(da_peer, DP_MOD_ID_RX);
return false;
}
dp_peer_unref_delete(da_peer, DP_MOD_ID_RX);
return true;
}
#endif
/*
* dp_rx_intrabss_fwd_be() - API for intrabss fwd. For EAPOL
* pkt with DA not equal to vdev mac addr, fwd is not allowed.
@@ -1082,8 +1127,6 @@ bool dp_rx_intrabss_fwd_be(struct dp_soc *soc, struct dp_peer *ta_peer,
uint8_t *rx_tlv_hdr, qdf_nbuf_t nbuf,
struct hal_rx_msdu_metadata msdu_metadata)
{
uint16_t len;
qdf_nbuf_t nbuf_copy;
uint8_t tid = qdf_nbuf_get_tid_val(nbuf);
uint8_t ring_id = QDF_NBUF_CB_RX_CTX_ID(nbuf);
struct cdp_tid_rx_stats *tid_stats = &ta_peer->vdev->pdev->stats.
@@ -1097,80 +1140,14 @@ bool dp_rx_intrabss_fwd_be(struct dp_soc *soc, struct dp_peer *ta_peer,
* like igmpsnoop decide whether to forward or not with
* Mcast enhancement.
*/
if (qdf_nbuf_is_da_mcbc(nbuf) && !ta_peer->bss_peer) {
if (dp_rx_intrabss_eapol_drop_check(soc, ta_peer, rx_tlv_hdr,
nbuf))
return true;
if (qdf_nbuf_is_da_mcbc(nbuf) && !ta_peer->bss_peer)
return dp_rx_intrabss_mcbc_fwd(soc, ta_peer, rx_tlv_hdr,
nbuf, tid_stats);
if (!dp_rx_check_ndi_mdns_fwding(ta_peer, nbuf))
return false;
if (dp_rx_intrabss_ucast_check_be(soc, nbuf, ta_peer, &msdu_metadata))
return dp_rx_intrabss_ucast_fwd(soc, ta_peer, rx_tlv_hdr,
nbuf, tid_stats);
/* If the source peer in the isolation list
* then dont forward instead push to bridge stack
*/
if (dp_get_peer_isolation(ta_peer))
return false;
nbuf_copy = qdf_nbuf_copy(nbuf);
if (!nbuf_copy)
return false;
len = QDF_NBUF_CB_RX_PKT_LEN(nbuf);
if (dp_tx_send((struct cdp_soc_t *)soc,
ta_peer->vdev->vdev_id, nbuf_copy)) {
DP_STATS_INC_PKT(ta_peer, rx.intra_bss.fail, 1, len);
tid_stats->fail_cnt[INTRABSS_DROP]++;
qdf_nbuf_free(nbuf_copy);
} else {
DP_STATS_INC_PKT(ta_peer, rx.intra_bss.pkts, 1, len);
tid_stats->intrabss_cnt++;
}
return false;
}
if (qdf_nbuf_is_intra_bss(nbuf)) {
if (dp_rx_intrabss_eapol_drop_check(soc, ta_peer, rx_tlv_hdr,
nbuf))
return true;
len = QDF_NBUF_CB_RX_PKT_LEN(nbuf);
/* linearize the nbuf just before we send to
* dp_tx_send()
*/
if (qdf_unlikely(qdf_nbuf_is_frag(nbuf))) {
if (qdf_nbuf_linearize(nbuf) == -ENOMEM)
return false;
nbuf = qdf_nbuf_unshare(nbuf);
if (!nbuf) {
DP_STATS_INC_PKT(ta_peer,
rx.intra_bss.fail, 1, len);
/* return true even though the pkt is
* not forwarded. Basically skb_unshare
* failed and we want to continue with
* next nbuf.
*/
tid_stats->fail_cnt[INTRABSS_DROP]++;
return true;
}
}
if (!dp_tx_send((struct cdp_soc_t *)soc,
ta_peer->vdev->vdev_id, nbuf)) {
DP_STATS_INC_PKT(ta_peer, rx.intra_bss.pkts, 1,
len);
} else {
DP_STATS_INC_PKT(ta_peer, rx.intra_bss.fail, 1,
len);
tid_stats->fail_cnt[INTRABSS_DROP]++;
return false;
}
return true;
}
return false;
}
#endif
#endif