qcacmn: Compute client inactive time from last one second tx/rx activity

If client is having non-zero tx/rx packets in last one second,
reset inactive time to zero, else increment inactive time.

Change-Id: Ie25fb43adec252e93ebc1bb1a7aa0fa207e7af1e

dp/cmn_dp_api/dp_cal_client_api.c

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2017-2018 The Linux Foundation. All rights reserved.
+ * Copyright (c) 2017-2019 The Linux Foundation. All rights reserved.
  *
  * Permission to use, copy, modify, and/or distribute this software for
  * any purpose with or without fee is hereby granted, provided that the
@@ -147,6 +147,14 @@ void dp_cal_client_update_peer_stats(struct cdp_peer_stats *peer_stats)
 	peer_stats->tx.tx_data_ucast_rate = temp_tx_ucast_pkts -
 					peer_stats->tx.tx_data_ucast_last;
 
+	/* Check tx and rx packets in last one second, and increment
+	 * inactive time for peer
+	 */
+	if (peer_stats->tx.tx_data_rate || peer_stats->rx.rx_data_rate)
+		peer_stats->tx.inactive_time = 0;
+	else
+		peer_stats->tx.inactive_time++;
+
 	peer_stats->rx.rx_bytes_success_last = temp_rx_bytes;
 	peer_stats->rx.rx_data_success_last = temp_rx_data;
 	peer_stats->tx.tx_bytes_success_last = temp_tx_bytes;