qcacmn: Record msdu done fail buffers history

Record history of all the buffers where msdu_done
bit was not set.

Change-Id: Ibfe985cc8ecfed57eae2db26ef337c95ca4233c8
CRs-Fixed: 3662200

dp/wifi3.0/be/dp_be_rx.c

@@ -69,6 +69,30 @@ dp_rx_update_flow_info(qdf_nbuf_t nbuf, uint8_t *rx_tlv_hdr)
 }
 #endif
 
+#ifdef DP_RX_MSDU_DONE_FAIL_HISTORY
+static inline void
+dp_rx_msdu_done_fail_event_record(struct dp_soc *soc,
+				  qdf_nbuf_t nbuf)
+{
+	struct dp_msdu_done_fail_entry *entry;
+	uint32_t idx;
+
+	if (qdf_unlikely(!soc->msdu_done_fail_hist))
+		return;
+
+	idx = dp_history_get_next_index(&soc->msdu_done_fail_hist->index,
+					DP_MSDU_DONE_FAIL_HIST_MAX);
+	entry = &soc->msdu_done_fail_hist->entry[idx];
+	entry->paddr = qdf_nbuf_get_frag_paddr(nbuf, 0);
+}
+#else
+static inline void
+dp_rx_msdu_done_fail_event_record(struct dp_soc *soc,
+				  qdf_nbuf_t nbuf)
+{
+}
+#endif
+
 #ifndef AST_OFFLOAD_ENABLE
 static void
 dp_rx_wds_learn(struct dp_soc *soc,
@@ -612,10 +636,12 @@ done:
 		 */
 		if (qdf_unlikely(!qdf_nbuf_is_rx_chfrag_cont(nbuf) &&
 				 !hal_rx_tlv_msdu_done_get_be(rx_tlv_hdr))) {
-			dp_err("MSDU DONE failure");
 			DP_STATS_INC(soc, rx.err.msdu_done_fail, 1);
+			dp_err("MSDU DONE failure %d",
+			       soc->stats.rx.err.msdu_done_fail);
 			hal_rx_dump_pkt_tlvs(hal_soc, rx_tlv_hdr,
 					     QDF_TRACE_LEVEL_INFO);
+			dp_rx_msdu_done_fail_event_record(soc, nbuf);
 			tid_stats->fail_cnt[MSDU_DONE_FAILURE]++;
 			dp_rx_nbuf_free(nbuf);
 			qdf_assert(0);

dp/wifi3.0/dp_main.c

@@ -3469,6 +3469,30 @@ static inline void dp_soc_tx_history_detach(struct dp_soc *soc)
 }
 #endif /* WLAN_FEATURE_DP_TX_DESC_HISTORY */
 
+#ifdef DP_RX_MSDU_DONE_FAIL_HISTORY
+static void dp_soc_msdu_done_fail_history_attach(struct dp_soc *soc)
+{
+	soc->msdu_done_fail_hist =
+		qdf_mem_malloc(sizeof(struct dp_msdu_done_fail_history));
+	if (soc->msdu_done_fail_hist)
+		qdf_atomic_init(&soc->msdu_done_fail_hist->index);
+}
+
+static void dp_soc_msdu_done_fail_history_detach(struct dp_soc *soc)
+{
+	if (soc->msdu_done_fail_hist)
+		qdf_mem_free(soc->msdu_done_fail_hist);
+}
+#else
+static inline void dp_soc_msdu_done_fail_history_attach(struct dp_soc *soc)
+{
+}
+
+static inline void dp_soc_msdu_done_fail_history_detach(struct dp_soc *soc)
+{
+}
+#endif
+
 #ifdef WLAN_SUPPORT_RX_FLOW_TAG
 QDF_STATUS
 dp_rx_fst_attach_wrapper(struct dp_soc *soc, struct dp_pdev *pdev)
@@ -4030,6 +4054,7 @@ static void dp_soc_detach(struct cdp_soc_t *txrx_soc)
 	dp_soc_mon_status_ring_history_detach(soc);
 	dp_soc_rx_history_detach(soc);
 	dp_soc_cfg_history_detach(soc);
+	dp_soc_msdu_done_fail_history_detach(soc);
 
 	if (!dp_monitor_modularized_enable()) {
 		dp_mon_soc_detach_wrapper(soc);
@@ -13650,6 +13675,7 @@ dp_soc_attach(struct cdp_ctrl_objmgr_psoc *ctrl_psoc,
 	dp_soc_rx_history_attach(soc);
 	dp_soc_mon_status_ring_history_attach(soc);
 	dp_soc_tx_history_attach(soc);
+	dp_soc_msdu_done_fail_history_attach(soc);
 	wlan_set_srng_cfg(&soc->wlan_srng_cfg);
 	soc->wlan_cfg_ctx = wlan_cfg_soc_attach(soc->ctrl_psoc);
 	if (!soc->wlan_cfg_ctx) {
@@ -13743,6 +13769,7 @@ fail4:
 fail3:
 	wlan_cfg_soc_detach(soc->wlan_cfg_ctx);
 fail2:
+	dp_soc_msdu_done_fail_history_detach(soc);
 	qdf_mem_free(soc->cdp_soc.ops);
 fail1:
 	qdf_mem_common_free(soc);

dp/wifi3.0/dp_types.h

@@ -2643,6 +2643,20 @@ struct test_qaddr_del {
 	uint8_t chip_id;
 };
 
+#ifdef DP_RX_MSDU_DONE_FAIL_HISTORY
+
+#define DP_MSDU_DONE_FAIL_HIST_MAX 32
+
+struct dp_msdu_done_fail_entry {
+	qdf_dma_addr_t paddr;
+};
+
+struct dp_msdu_done_fail_history {
+	qdf_atomic_t index;
+	struct dp_msdu_done_fail_entry entry[DP_MSDU_DONE_FAIL_HIST_MAX];
+};
+#endif
+
 /* SOC level structure for data path */
 struct dp_soc {
 	/**
@@ -3212,6 +3226,9 @@ struct dp_soc {
 		uint64_t start_time;
 	} stale_entry[MAX_TCL_DATA_RINGS];
 #endif
+#ifdef DP_RX_MSDU_DONE_FAIL_HISTORY
+	struct dp_msdu_done_fail_history *msdu_done_fail_hist;
+#endif
 };
 
 #ifdef IPA_OFFLOAD