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qcacmn: unmap raw mode nbufs in failure cases

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currently we are not unmapping the nbuf which was
already mapped in dp_tx_raw_prepare in failure cases
We always need to unmap and free the nbuf if its mapped.

Change-Id: Ia5e6a31a7aac356a934ff2496d0542039bc3ece7
CRs-Fixed: 2462518
This commit is contained in:
Tallapragada Kalyan
2019-05-31 14:52:16 +05:30
committed by nshrivas
parent e0dd94dd4c
commit f3af8bb319
1 changed files with 23 additions and 1 deletions
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24
dp/wifi3.0/dp_tx.c
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@@ -946,6 +946,26 @@ error:
} }
/**
* dp_tx_raw_prepare_unset() - unmap the chain of nbufs belonging to RAW frame.
* @soc: DP soc handle
* @nbuf: Buffer pointer
*
* unmap the chain of nbufs that belong to this RAW frame.
*
* Return: None
*/
static void dp_tx_raw_prepare_unset(struct dp_soc *soc,
qdf_nbuf_t nbuf)
{
qdf_nbuf_t cur_nbuf = nbuf;
do {
qdf_nbuf_unmap(soc->osdev, cur_nbuf, QDF_DMA_TO_DEVICE);
cur_nbuf = qdf_nbuf_next(cur_nbuf);
} while (cur_nbuf);
}
/** /**
* dp_tx_hw_enqueue() - Enqueue to TCL HW for transmit * dp_tx_hw_enqueue() - Enqueue to TCL HW for transmit
* @soc: DP Soc Handle * @soc: DP Soc Handle
@@ -1514,7 +1534,6 @@ qdf_nbuf_t dp_tx_send_msdu_multiple(struct dp_vdev *vdev, qdf_nbuf_t nbuf,
bool is_cce_classified = false; bool is_cce_classified = false;
QDF_STATUS status; QDF_STATUS status;
uint16_t htt_tcl_metadata = 0; uint16_t htt_tcl_metadata = 0;
struct dp_tx_queue *tx_q = &msdu_info->tx_queue; struct dp_tx_queue *tx_q = &msdu_info->tx_queue;
void *hal_srng = soc->tcl_data_ring[tx_q->ring_id].hal_srng; void *hal_srng = soc->tcl_data_ring[tx_q->ring_id].hal_srng;
struct cdp_tid_tx_stats *tid_stats = NULL; struct cdp_tid_tx_stats *tid_stats = NULL;
@@ -2208,6 +2227,9 @@ qdf_nbuf_t dp_tx_send(void *vap_dev, qdf_nbuf_t nbuf)
send_multiple: send_multiple:
nbuf = dp_tx_send_msdu_multiple(vdev, nbuf, &msdu_info); nbuf = dp_tx_send_msdu_multiple(vdev, nbuf, &msdu_info);
if (qdf_unlikely(nbuf && msdu_info.frm_type == dp_tx_frm_raw))
dp_tx_raw_prepare_unset(vdev->pdev->soc, nbuf);
return nbuf; return nbuf;
} }