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qcacmn: Add error handling in case of hif_send_head failure

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In case of SDIO/USB TX bundling if there is hif_send_head failure
packets are not added back to Endpoint tx queue and resulting in
packet drop.

Add packet back to tx queue if hif_send_head send failure
for bundled packet.

Change-Id: Id613a414f0caa71a33c79186ae726550cb710c4a
CRs-Fixed: 2468882
This commit is contained in:
Nirav Shah
2019-06-10 23:23:11 +05:30
committed by nshrivas
parent f69b80a563
commit 03c409d4a2
1 changed files with 30 additions and 3 deletions
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33
htc/htc_send.c
View File

@@ -334,9 +334,36 @@ static QDF_STATUS htc_send_bundled_netbuf(HTC_TARGET *target,
pEndpoint->UL_PipeID, pEndpoint->UL_PipeID,
pEndpoint->Id, data_len, pEndpoint->Id, data_len,
bundleBuf, data_attr); bundleBuf, data_attr);
if (status != QDF_STATUS_SUCCESS) { if (qdf_unlikely(QDF_IS_STATUS_ERROR(status))) {
qdf_print("%s:hif_send_head failed(len=%zu).", __func__, HTC_PACKET_QUEUE requeue;
data_len);
qdf_print("hif_send_head failed(len=%zu).", data_len);
INIT_HTC_PACKET_QUEUE(&requeue);
LOCK_HTC_TX(target);
pEndpoint->ul_outstanding_cnt--;
HTC_PACKET_REMOVE(&pEndpoint->TxLookupQueue, pPacketTx);
if (pPacketTx->PktInfo.AsTx.Tag == HTC_TX_PACKET_TAG_BUNDLED) {
HTC_PACKET *temp_packet;
HTC_PACKET_QUEUE *packet_queue =
(HTC_PACKET_QUEUE *)pPacketTx->pContext;
HTC_PACKET_QUEUE_ITERATE_ALLOW_REMOVE(packet_queue,
temp_packet) {
HTC_PACKET_ENQUEUE(&requeue, temp_packet);
} HTC_PACKET_QUEUE_ITERATE_END;
UNLOCK_HTC_TX(target);
free_htc_bundle_packet(target, pPacketTx);
LOCK_HTC_TX(target);
} else {
HTC_PACKET_ENQUEUE(&requeue, pPacketTx);
}
HTC_PACKET_QUEUE_TRANSFER_TO_HEAD(&pEndpoint->TxQueue,
&requeue);
UNLOCK_HTC_TX(target);
} }
return status; return status;
} }