+++ /dev/null
-From 16573cbb9c82218f93741a9bc873242c012ac061 Mon Sep 17 00:00:00 2001
-From: Hangtian Zhu <hangtian@qti.qualcomm.com>
-Date: Thu, 14 Jun 2018 11:10:05 +0800
-Subject: [PATCH 22/23] MLK-18491-02 qcacld-2.0: fix the overflow of bounce
- buffer
-
-Patch a41baa51cbc5("MLK-18491 qcacld-2.0: avoid overflow of bounce buffer")
-is not reasonable to fix overflow of bounce buffer issue.
-
-The patch is released by Qualcomm to fix the issue.
-(Case Number:03515221)
-
-Signed-off-by: Hangtian Zhu <hangtian@qti.qualcomm.com>
----
- CORE/SERVICES/HTC/htc.c | 2 +-
- CORE/SERVICES/HTC/htc_send.c | 28 ++++++++++++++--------------
- 2 files changed, 15 insertions(+), 15 deletions(-)
-
-diff --git a/CORE/SERVICES/HTC/htc.c b/CORE/SERVICES/HTC/htc.c
-index 1e2450d..09936a0 100644
---- a/CORE/SERVICES/HTC/htc.c
-+++ b/CORE/SERVICES/HTC/htc.c
-@@ -657,7 +657,7 @@ static void ResetEndpointStates(HTC_TARGET *target)
- INIT_HTC_PACKET_QUEUE(&pEndpoint->RxBufferHoldQueue);
- pEndpoint->target = target;
- //pEndpoint->TxCreditFlowEnabled = (A_BOOL)htc_credit_flow;
-- pEndpoint->TxCreditFlowEnabled = (A_BOOL)0;
-+ pEndpoint->TxCreditFlowEnabled = (A_BOOL)1;
- adf_os_atomic_init(&pEndpoint->TxProcessCount);
- }
- }
-diff --git a/CORE/SERVICES/HTC/htc_send.c b/CORE/SERVICES/HTC/htc_send.c
-index 1a3dd28..19d8065 100644
---- a/CORE/SERVICES/HTC/htc_send.c
-+++ b/CORE/SERVICES/HTC/htc_send.c
-@@ -105,12 +105,12 @@ void HTCGetControlEndpointTxHostCredits(HTC_HANDLE HTCHandle, int *credits)
-
- static INLINE void RestoreTxPacket(HTC_TARGET *target, HTC_PACKET *pPacket)
- {
-+ adf_nbuf_t netbuf = GET_HTC_PACKET_NET_BUF_CONTEXT(pPacket);
- if (pPacket->PktInfo.AsTx.Flags & HTC_TX_PACKET_FLAG_FIXUP_NETBUF) {
-- adf_nbuf_t netbuf = GET_HTC_PACKET_NET_BUF_CONTEXT(pPacket);
- adf_nbuf_unmap(target->osdev, netbuf, ADF_OS_DMA_TO_DEVICE);
-- adf_nbuf_pull_head(netbuf, sizeof(HTC_FRAME_HDR));
- pPacket->PktInfo.AsTx.Flags &= ~HTC_TX_PACKET_FLAG_FIXUP_NETBUF;
- }
-+ adf_nbuf_pull_head(netbuf, sizeof(HTC_FRAME_HDR));
-
- }
-
-@@ -641,12 +641,11 @@ static A_STATUS HTCIssuePackets(HTC_TARGET *target,
- * that is already mapped, or a non-data netbuf that needs to be
- * mapped.
- */
-- if (pPacket->PktInfo.AsTx.Flags & HTC_TX_PACKET_FLAG_FIXUP_NETBUF) {
-- adf_nbuf_map(
-- target->osdev,
-- GET_HTC_PACKET_NET_BUF_CONTEXT(pPacket),
-- ADF_OS_DMA_TO_DEVICE);
-- }
-+ pPacket->PktInfo.AsTx.Flags |= HTC_TX_PACKET_FLAG_FIXUP_NETBUF;
-+ adf_nbuf_map(
-+ target->osdev,
-+ GET_HTC_PACKET_NET_BUF_CONTEXT(pPacket),
-+ ADF_OS_DMA_TO_DEVICE);
- }
- LOCK_HTC_TX(target);
- /* store in look up queue to match completions */
-@@ -1261,12 +1260,13 @@ A_STATUS HTCSendPktsMultiple(HTC_HANDLE HTCHandle, HTC_PACKET_QUEUE *pPktQueue)
- * mapped. This only applies to non-data frames, since data frames
- * were already mapped as they entered into the driver.
- */
-- adf_nbuf_map(
-- target->osdev,
-- GET_HTC_PACKET_NET_BUF_CONTEXT(pPacket),
-- ADF_OS_DMA_TO_DEVICE);
--
-- pPacket->PktInfo.AsTx.Flags |= HTC_TX_PACKET_FLAG_FIXUP_NETBUF;
-+ if(!IS_TX_CREDIT_FLOW_ENABLED(pEndpoint)) {
-+ pPacket->PktInfo.AsTx.Flags |= HTC_TX_PACKET_FLAG_FIXUP_NETBUF;
-+ adf_nbuf_map(
-+ target->osdev,
-+ GET_HTC_PACKET_NET_BUF_CONTEXT(pPacket),
-+ ADF_OS_DMA_TO_DEVICE);
-+ }
- } HTC_PACKET_QUEUE_ITERATE_END;
-
- HTCTrySend(target,pEndpoint,pPktQueue);
---
-1.9.1
-
