qcacmn: Add Tx desc limit check for exception packets

Soc level exception descriptors limit is sent from FW in WMI service
ready TLV. Using that to check for exception packets limit

Change-Id: I99d20ecbb6a5bfd61b5a8a205775d34749eae880

dp/wifi3.0/dp_main.c

@@ -9358,6 +9358,26 @@ static QDF_STATUS dp_peer_map_attach_wifi3(struct cdp_soc_t  *soc_hdl,
 	return QDF_STATUS_SUCCESS;
 }
 
+static QDF_STATUS dp_soc_set_param(struct cdp_soc_t  *soc_hdl,
+				   enum cdp_soc_param_t param,
+				   uint32_t value)
+{
+	struct dp_soc *soc = (struct dp_soc *)soc_hdl;
+
+	switch (param) {
+	case DP_SOC_PARAM_MSDU_EXCEPTION_DESC:
+		soc->num_msdu_exception_desc = value;
+		dp_info("num_msdu exception_desc %u",
+			value);
+		break;
+	default:
+		dp_info("not handled param %d ", param);
+		break;
+	}
+
+	return QDF_STATUS_SUCCESS;
+}
+
 static void dp_soc_set_rate_stats_ctx(struct cdp_soc_t *soc_handle,
 				      void *stats_ctx)
 {
@@ -9697,6 +9717,7 @@ static struct cdp_cmn_ops dp_ops_cmn = {
 	.txrx_peer_reset_ast_table = dp_wds_reset_ast_table_wifi3,
 	.txrx_peer_flush_ast_table = dp_wds_flush_ast_table_wifi3,
 	.txrx_peer_map_attach = dp_peer_map_attach_wifi3,
+	.set_soc_param = dp_soc_set_param,
 	.txrx_get_os_rx_handles_from_vdev =
 					dp_get_os_rx_handles_from_vdev_wifi3,
 	.delba_tx_completion = dp_delba_tx_completion_wifi3,
@@ -10729,6 +10750,7 @@ void *dp_soc_init(struct dp_soc *soc, HTC_HANDLE htc_handle,
 
 	qdf_mem_zero(&soc->vdev_id_map, sizeof(soc->vdev_id_map));
 	qdf_atomic_init(&soc->num_tx_outstanding);
+	qdf_atomic_init(&soc->num_tx_exception);
 	soc->num_tx_allowed =
 		wlan_cfg_get_dp_soc_tx_device_limit(soc->wlan_cfg_ctx);