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qcacld-3.0: Do not unmap skb_buf if the owner is ipa when vdev flush

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Do not unmap the skb_buf if the owner is the ipa module when doing the
ol_txrx_vdev_flush.

For WDI 1.0 MCC TX, the IPA driver will push skb to wlan for transmission.
The skb_buffer has been mapped in the IPA driver before sending to wlan.
So no need to do unmap the skb_buf again in the wlan driver.

Change-Id: I2c1f8e916aca12f3efa73e3540e3d27c434617a1
CRs-Fixed: 2244442
This commit is contained in:
Tiger Yu 2018-05-18 16:09:38 +08:00 • committed by nshrivas
commit baed8cd125
1 changed files with 2 additions and 1 deletions
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3
core/dp/txrx/ol_tx_queue.c
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@ -1788,7 +1788,8 @@ void ol_txrx_vdev_flush(struct cdp_vdev *pvdev)
qdf_nbuf_t next =
qdf_nbuf_next(vdev->ll_pause.txq.head);
qdf_nbuf_set_next(vdev->ll_pause.txq.head, NULL);
if (QDF_NBUF_CB_PADDR(vdev->ll_pause.txq.head)) {
if (QDF_NBUF_CB_PADDR(vdev->ll_pause.txq.head) &&
!qdf_nbuf_ipa_owned_get(vdev->ll_pause.txq.head)) {
qdf_nbuf_unmap(vdev->pdev->osdev,
vdev->ll_pause.txq.head,
QDF_DMA_TO_DEVICE);