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Commit 286b2687 authored by Varsha Mishra's avatar Varsha Mishra Committed by Madan Koyyalamudi
Browse files

qcacmn: Drop packets in wbm release ring on cce match 

When cce rule gets matched, drop packets in wbm error ring.

Change-Id: Ie9ca88492e3f34156a33747a9043e13c6cde66c0
parent ace45135

dp/wifi3.0/dp_rx.h

+17 −0
Original line number Original line Diff line number Diff line
@@ -1158,6 +1158,23 @@ dp_rx_update_protocol_tag(struct dp_soc *soc, struct dp_vdev *vdev, 
			  bool is_reo_exception, bool is_update_stats)

			  bool is_reo_exception, bool is_update_stats)

{

{

}

}



/**

 * dp_rx_err_cce_drop() - Reads CCE metadata from the RX MSDU end TLV

 *                        and returns whether cce metadata matches

 * @soc: core txrx main context

 * @vdev: vdev on which the packet is received

 * @nbuf: QDF pkt buffer on which the protocol tag should be set

 * @rx_tlv_hdr: rBbase address where the RX TLVs starts

 * Return: bool

 */

static inline bool

dp_rx_err_cce_drop(struct dp_soc *soc, struct dp_vdev *vdev,

		   qdf_nbuf_t nbuf, uint8_t *rx_tlv_hdr)

{

	return false;

}



#endif /* WLAN_SUPPORT_RX_PROTOCOL_TYPE_TAG */

#endif /* WLAN_SUPPORT_RX_PROTOCOL_TYPE_TAG */





#ifndef WLAN_SUPPORT_RX_FLOW_TAG

#ifndef WLAN_SUPPORT_RX_FLOW_TAG

dp/wifi3.0/dp_rx_err.c

+17 −0
Original line number Original line Diff line number Diff line
@@ -1283,6 +1283,23 @@ dp_rx_null_q_desc_handle(struct dp_soc *soc, qdf_nbuf_t nbuf, 
			/* IEEE80211_SEQ_MAX indicates invalid start_seq */

			/* IEEE80211_SEQ_MAX indicates invalid start_seq */

	}

	}





	/*

	 * Drop packets in this path if cce_match is found. Packets will come

	 * in following path depending on whether tidQ is setup.

	 * 1. If tidQ is setup: WIFILI_HAL_RX_WBM_REO_PSH_RSN_ROUTE and

	 * cce_match = 1

	 *    Packets with WIFILI_HAL_RX_WBM_REO_PSH_RSN_ROUTE are already

	 *    dropped.

	 * 2. If tidQ is not setup: WIFILI_HAL_RX_WBM_REO_PSH_RSN_ERROR and

	 * cce_match = 1

	 *    These packets need to be dropped and should not get delivered

	 *    to stack.

	 */

	if (qdf_unlikely(dp_rx_err_cce_drop(soc, vdev, nbuf, rx_tlv_hdr))) {

		qdf_nbuf_free(nbuf);

		return QDF_STATUS_E_FAILURE;

	}



	if (qdf_unlikely(vdev->rx_decap_type == htt_cmn_pkt_type_raw)) {

	if (qdf_unlikely(vdev->rx_decap_type == htt_cmn_pkt_type_raw)) {

		qdf_nbuf_set_next(nbuf, NULL);

		qdf_nbuf_set_next(nbuf, NULL);

		dp_rx_deliver_raw(vdev, nbuf, peer);

		dp_rx_deliver_raw(vdev, nbuf, peer);