qcacmn: Update netdevice stats to reflect ifconfig counters

netdevice_stats structure tx/rx/drop/error counters are assigned
proper values

Change-Id: I8e123a810a02292339a34b54bfebe3a56ae99dbd

dp/inc/cdp_txrx_cmn.h

@@ -1395,13 +1395,8 @@ void cdp_vdev_tx_unlock(ol_txrx_soc_handle soc,
  *
  * Return: void
  */
-#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 36)
 static inline void cdp_ath_getstats(ol_txrx_soc_handle soc,
-		struct cdp_pdev *pdev, struct net_device_stats *stats)
+		struct cdp_pdev *pdev, struct cdp_dev_stats *stats)
-#else
-static inline void cdp_ath_getstats(ol_txrx_soc_handle soc,
-		struct cdp_pdev *pdev, struct rtnl_link_stats64 *stats)
-#endif
 {
 	if (soc && soc->ops && soc->ops->cmn_drv_ops->txrx_ath_getstats)
 		soc->ops->cmn_drv_ops->txrx_ath_getstats(pdev, stats);

dp/inc/cdp_txrx_cmn_struct.h

@@ -968,6 +968,24 @@ struct cdp_tx_completion_ppdu {
 	struct cdp_tx_completion_ppdu_user user[CDP_MU_MAX_USERS];
 };
 
+/**
+ * struct cdp_dev_stats - Network device stats structure
+ * @tx_packets: Tx total packets transmitted
+ * @tx_bytes  : Tx total bytes transmitted
+ * @tx_errors : Tx error due to FW tx failure, Ring failure DMA etc
+ * @tx_dropped: Tx dropped is same as tx errors as above
+ * @rx_packets: Rx total packets transmitted
+ * @rx_bytes  : Rx total bytes transmitted
+ */
+struct cdp_dev_stats {
+	uint32_t tx_packets;
+	uint32_t tx_bytes;
+	uint32_t tx_errors;
+	uint32_t tx_dropped;
+	uint32_t rx_packets;
+	uint32_t rx_bytes;
+};
+
 /**
  * struct cdp_rate_stats - Tx/Rx Rate statistics
  * @bw: Indicates the BW of the upcoming transmission -

dp/inc/cdp_txrx_ops.h

@@ -138,11 +138,7 @@ struct cdp_cmn_ops {
 	void (*txrx_vdev_tx_unlock)(struct cdp_vdev *vdev);
 
 	void (*txrx_ath_getstats)(struct cdp_pdev *pdev,
-#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 36)
+			struct cdp_dev_stats *stats);
-			struct rtnl_link_stats64 *stats);
-#else
-			struct net_device_stats *stats);
-#endif
 
 	void (*txrx_set_gid_flag)(struct cdp_pdev *pdev, u_int8_t *mem_status,
 			u_int8_t *user_position);

dp/wifi3.0/dp_main.c

@@ -4743,6 +4743,33 @@ static inline void dp_aggregate_pdev_stats(struct dp_pdev *pdev)
 
 }
 
+/**
+ * dp_pdev_getstats() - get pdev packet level stats
+ * @pdev_handle: Datapath PDEV handle
+ * @stats: cdp network device stats structure
+ *
+ * Return: void
+ */
+static void dp_pdev_getstats(struct cdp_pdev *pdev_handle,
+		struct cdp_dev_stats *stats)
+{
+	struct dp_pdev *pdev = (struct dp_pdev *)pdev_handle;
+
+	dp_aggregate_pdev_stats(pdev);
+
+	stats->tx_packets = pdev->stats.tx_i.rcvd.num;
+	stats->tx_bytes = pdev->stats.tx_i.rcvd.bytes;
+
+	stats->tx_errors = pdev->stats.tx.tx_failed +
+		pdev->stats.tx_i.dropped.dropped_pkt.num;
+	stats->tx_dropped = stats->tx_errors;
+
+	stats->rx_packets = pdev->stats.rx.unicast.num +
+		pdev->stats.rx.multicast.num;
+	stats->rx_bytes = pdev->stats.rx.unicast.bytes +
+		pdev->stats.rx.multicast.bytes;
+}
+
 /**
  * dp_print_pdev_tx_stats(): Print Pdev level TX stats
  * @pdev: DP_PDEV Handle
@@ -4952,8 +4979,6 @@ dp_print_soc_tx_stats(struct dp_soc *soc)
 			soc->stats.tx.tcl_ring_full[2]);
 
 }
-
-
 /**
  * dp_print_soc_rx_stats: Print SOC level Rx stats
  * @soc: DP_SOC Handle
@@ -6617,6 +6642,7 @@ static struct cdp_cmn_ops dp_ops_cmn = {
 	.txrx_get_vdev_mac_addr = dp_get_vdev_mac_addr_wifi3,
 	.txrx_get_vdev_from_vdev_id = dp_get_vdev_from_vdev_id_wifi3,
 	.txrx_get_ctrl_pdev_from_vdev = dp_get_ctrl_pdev_from_vdev_wifi3,
+	.txrx_ath_getstats = dp_pdev_getstats,
 	.addba_requestprocess = dp_addba_requestprocess_wifi3,
 	.addba_responsesetup = dp_addba_responsesetup_wifi3,
 	.delba_process = dp_delba_process_wifi3,