samsung-sm8650/android_kernel_samsung_sm8650-modules
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qcacmn: Ignore raw frame if is not of type Data

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Non raw traffic gets enqueued to VAP in raw mode
and incorrect fc.type causes HW fault.
Lets proceed only if raw frame is of type data.

Change-Id: I9f0d608cd1b319feb9af642969b258aab813645f
CRs-Fixed: 2434391
This commit is contained in:
Ankit Kumar
2019-04-12 12:33:51 +05:30
committed by nshrivas
parent 2e504085a3
commit 2972a24c55
3 changed files with 10 additions and 0 deletions
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1
dp/inc/cdp_txrx_stats_struct.h
View File

@@ -679,6 +679,7 @@ struct cdp_tx_ingress_stats {
struct {
struct cdp_pkt_info raw_pkt;
uint32_t dma_map_error;
uint32_t invalid_raw_pkt_datatype;
} raw;
/* TSO packets info */

2
dp/wifi3.0/dp_stats.c
View File

@@ -5298,6 +5298,8 @@ dp_print_pdev_tx_stats(struct dp_pdev *pdev)
pdev->stats.tx_i.raw.raw_pkt.bytes);
DP_PRINT_STATS(" DMA map error = %d",
pdev->stats.tx_i.raw.dma_map_error);
DP_PRINT_STATS(" RAW pkt type[!data] error = %d",
pdev->stats.tx_i.raw.invalid_raw_pkt_datatype);
DP_PRINT_STATS("Reinjected:");
DP_PRINT_STATS(" Packets = %d",
pdev->stats.tx_i.reinject_pkts.num);

7
dp/wifi3.0/dp_tx.c
View File

@@ -936,6 +936,13 @@ static qdf_nbuf_t dp_tx_prepare_raw(struct dp_vdev *vdev, qdf_nbuf_t nbuf,
DP_STATS_INC_PKT(vdev, tx_i.raw.raw_pkt, 1, qdf_nbuf_len(nbuf));
/* Continue only if frames are of DATA type */
if (!DP_FRAME_IS_DATA(qos_wh)) {
DP_STATS_INC(vdev, tx_i.raw.invalid_raw_pkt_datatype, 1);
QDF_TRACE(QDF_MODULE_ID_DP, QDF_TRACE_LEVEL_DEBUG,
"Pkt. recd is of not data type");
goto error;
}
/* SWAR for HW: Enable WEP bit in the AMSDU frames for RAW mode */
if (vdev->raw_mode_war &&
(qos_wh->i_fc[0] & QDF_IEEE80211_FC0_SUBTYPE_QOS) &&