From d7600941a3be0054b2bff573a4051ff457f96f7c Mon Sep 17 00:00:00 2001
From: Yeshwanth Sriram Guntuka <ysriramg@codeaurora.org>
Date: Mon, 1 Feb 2021 13:37:00 +0530
Subject: [PATCH] qcacld-3.0: Add support to flush fragments for a particular
 peer

Add support for flushing fragments for a particular peer.

Change-Id: I91236d2edc73317380590458b974013a02e858a1
CRs-Fixed: 2860131
---
 core/dp/txrx/ol_txrx.c | 31 +++++++++++++++++++++++++++++++
 1 file changed, 31 insertions(+)

diff --git a/core/dp/txrx/ol_txrx.c b/core/dp/txrx/ol_txrx.c
index 796ca197feb7..aef6441a13ec 100644
--- a/core/dp/txrx/ol_txrx.c
+++ b/core/dp/txrx/ol_txrx.c
@@ -3670,6 +3670,36 @@ static void ol_txrx_peer_unmap_sync_cb_set(
 		pdev->peer_unmap_sync_cb = peer_unmap_sync;
 }
 
+/**
+ * ol_txrx_peer_flush_frags() - Flush fragments for a particular peer
+ * @soc_hdl - datapath soc handle
+ * @vdev_id - virtual device id
+ * @peer_mac - peer mac address
+ *
+ * Return: None
+ */
+static void
+ol_txrx_peer_flush_frags(struct cdp_soc_t *soc_hdl, uint8_t vdev_id,
+			 uint8_t *peer_mac)
+{
+	struct ol_txrx_peer_t *peer;
+	struct ol_txrx_soc_t *soc = cdp_soc_t_to_ol_txrx_soc_t(soc_hdl);
+	struct ol_txrx_pdev_t *pdev =
+		ol_txrx_get_pdev_from_pdev_id(soc, OL_TXRX_PDEV_ID);
+
+	if (!pdev)
+		return;
+
+	peer =  ol_txrx_peer_find_hash_find_get_ref(pdev, peer_mac, 0, 1,
+						    PEER_DEBUG_ID_OL_INTERNAL);
+	if (!peer)
+		return;
+
+	ol_rx_reorder_peer_cleanup(peer->vdev, peer);
+
+	ol_txrx_peer_release_ref(peer, PEER_DEBUG_ID_OL_INTERNAL);
+}
+
 /**
  * ol_txrx_dump_tx_desc() - dump tx desc total and free count
  * @txrx_pdev: Pointer to txrx pdev
@@ -6286,6 +6316,7 @@ static struct cdp_peer_ops ol_ops_peer = {
 	.set_peer_as_tdls_peer = ol_txrx_set_peer_as_tdls_peer,
 #endif /* CONFIG_HL_SUPPORT */
 	.peer_detach_force_delete = ol_txrx_peer_detach_force_delete,
+	.peer_flush_frags = ol_txrx_peer_flush_frags,
 };
 
 static struct cdp_tx_delay_ops ol_ops_delay = {