net: dsa: felix: use ocelot's ndo_get_stats64 method

Move the logic from the ocelot switchdev driver's ocelot_get_stats64()
method to the common switch lib and reuse it for the DSA driver.

Signed-off-by: Vladimir Oltean <vladimir.oltean@nxp.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 65 insertions, 0 deletions

diff --git a/drivers/net/ethernet/mscc/ocelot_stats.c b/drivers/net/ethernet/mscc/ocelot_stats.c
index f0f5f06af2e1..64356614e69a 100644
--- a/drivers/net/ethernet/mscc/ocelot_stats.c
+++ b/drivers/net/ethernet/mscc/ocelot_stats.c
@@ -148,6 +148,71 @@ int ocelot_get_sset_count(struct ocelot *ocelot, int port, int sset)
 }
 EXPORT_SYMBOL(ocelot_get_sset_count);
 
+void ocelot_port_get_stats64(struct ocelot *ocelot, int port,
+			     struct rtnl_link_stats64 *stats)
+{
+	u64 *s = &ocelot->stats[port * OCELOT_NUM_STATS];
+
+	spin_lock(&ocelot->stats_lock);
+
+	/* Get Rx stats */
+	stats->rx_bytes = s[OCELOT_STAT_RX_OCTETS];
+	stats->rx_packets = s[OCELOT_STAT_RX_SHORTS] +
+			    s[OCELOT_STAT_RX_FRAGMENTS] +
+			    s[OCELOT_STAT_RX_JABBERS] +
+			    s[OCELOT_STAT_RX_LONGS] +
+			    s[OCELOT_STAT_RX_64] +
+			    s[OCELOT_STAT_RX_65_127] +
+			    s[OCELOT_STAT_RX_128_255] +
+			    s[OCELOT_STAT_RX_256_511] +
+			    s[OCELOT_STAT_RX_512_1023] +
+			    s[OCELOT_STAT_RX_1024_1526] +
+			    s[OCELOT_STAT_RX_1527_MAX];
+	stats->multicast = s[OCELOT_STAT_RX_MULTICAST];
+	stats->rx_missed_errors = s[OCELOT_STAT_DROP_TAIL];
+	stats->rx_dropped = s[OCELOT_STAT_RX_RED_PRIO_0] +
+			    s[OCELOT_STAT_RX_RED_PRIO_1] +
+			    s[OCELOT_STAT_RX_RED_PRIO_2] +
+			    s[OCELOT_STAT_RX_RED_PRIO_3] +
+			    s[OCELOT_STAT_RX_RED_PRIO_4] +
+			    s[OCELOT_STAT_RX_RED_PRIO_5] +
+			    s[OCELOT_STAT_RX_RED_PRIO_6] +
+			    s[OCELOT_STAT_RX_RED_PRIO_7] +
+			    s[OCELOT_STAT_DROP_LOCAL] +
+			    s[OCELOT_STAT_DROP_YELLOW_PRIO_0] +
+			    s[OCELOT_STAT_DROP_YELLOW_PRIO_1] +
+			    s[OCELOT_STAT_DROP_YELLOW_PRIO_2] +
+			    s[OCELOT_STAT_DROP_YELLOW_PRIO_3] +
+			    s[OCELOT_STAT_DROP_YELLOW_PRIO_4] +
+			    s[OCELOT_STAT_DROP_YELLOW_PRIO_5] +
+			    s[OCELOT_STAT_DROP_YELLOW_PRIO_6] +
+			    s[OCELOT_STAT_DROP_YELLOW_PRIO_7] +
+			    s[OCELOT_STAT_DROP_GREEN_PRIO_0] +
+			    s[OCELOT_STAT_DROP_GREEN_PRIO_1] +
+			    s[OCELOT_STAT_DROP_GREEN_PRIO_2] +
+			    s[OCELOT_STAT_DROP_GREEN_PRIO_3] +
+			    s[OCELOT_STAT_DROP_GREEN_PRIO_4] +
+			    s[OCELOT_STAT_DROP_GREEN_PRIO_5] +
+			    s[OCELOT_STAT_DROP_GREEN_PRIO_6] +
+			    s[OCELOT_STAT_DROP_GREEN_PRIO_7];
+
+	/* Get Tx stats */
+	stats->tx_bytes = s[OCELOT_STAT_TX_OCTETS];
+	stats->tx_packets = s[OCELOT_STAT_TX_64] +
+			    s[OCELOT_STAT_TX_65_127] +
+			    s[OCELOT_STAT_TX_128_255] +
+			    s[OCELOT_STAT_TX_256_511] +
+			    s[OCELOT_STAT_TX_512_1023] +
+			    s[OCELOT_STAT_TX_1024_1526] +
+			    s[OCELOT_STAT_TX_1527_MAX];
+	stats->tx_dropped = s[OCELOT_STAT_TX_DROPS] +
+			    s[OCELOT_STAT_TX_AGED];
+	stats->collisions = s[OCELOT_STAT_TX_COLLISION];
+
+	spin_unlock(&ocelot->stats_lock);
+}
+EXPORT_SYMBOL(ocelot_port_get_stats64);
+
 static int ocelot_prepare_stats_regions(struct ocelot *ocelot)
 {
 	struct ocelot_stats_region *region = NULL;