Implement .ndo_get_stats64 to dump standard network interface
statistics for ICSSG ethernet driver.
Signed-off-by: MD Danish Anwar <danishanwar@xxxxxx>
---
drivers/net/ethernet/ti/icssg/icssg_prueth.c | 22 ++++++++++++++++++++
drivers/net/ethernet/ti/icssg/icssg_prueth.h | 2 ++
drivers/net/ethernet/ti/icssg/icssg_stats.c | 13 ++++++++++++
3 files changed, 37 insertions(+)
diff --git a/drivers/net/ethernet/ti/icssg/icssg_prueth.c b/drivers/net/ethernet/ti/icssg/icssg_prueth.c
index d0bb4db11b30..e641b6ce9415 100644
--- a/drivers/net/ethernet/ti/icssg/icssg_prueth.c
+++ b/drivers/net/ethernet/ti/icssg/icssg_prueth.c
@@ -1240,6 +1240,27 @@ static int emac_ndo_ioctl(struct net_device *ndev, struct ifreq *ifr, int cmd)
return phy_do_ioctl(ndev, ifr, cmd);
}
+static void emac_ndo_get_stats64(struct net_device *ndev,
+ struct rtnl_link_stats64 *stats)
+{
+ struct prueth_emac *emac = netdev_priv(ndev);
+
+ emac_update_hardware_stats(emac);
+
+ stats->rx_packets = emac_get_stat_by_name(emac, "rx_packets");
+ stats->rx_bytes = emac_get_stat_by_name(emac, "rx_bytes");
+ stats->tx_packets = emac_get_stat_by_name(emac, "tx_packets");
+ stats->tx_bytes = emac_get_stat_by_name(emac, "tx_bytes");
+ stats->rx_crc_errors = emac_get_stat_by_name(emac, "rx_crc_errors");
+ stats->rx_over_errors = emac_get_stat_by_name(emac, "rx_over_errors");
+ stats->multicast = emac_get_stat_by_name(emac, "rx_multicast_frames");
+
+ stats->rx_errors = ndev->stats.rx_errors;
+ stats->rx_dropped = ndev->stats.rx_dropped;
+ stats->tx_errors = ndev->stats.tx_errors;
+ stats->tx_dropped = ndev->stats.tx_dropped;
+}
+
static const struct net_device_ops emac_netdev_ops = {
.ndo_open = emac_ndo_open,
.ndo_stop = emac_ndo_stop,
@@ -1249,6 +1270,7 @@ static const struct net_device_ops emac_netdev_ops = {
.ndo_tx_timeout = emac_ndo_tx_timeout,
.ndo_set_rx_mode = emac_ndo_set_rx_mode,
.ndo_eth_ioctl = emac_ndo_ioctl,
+ .ndo_get_stats64 = emac_ndo_get_stats64,
};
/* get emac_port corresponding to eth_node name */
diff --git a/drivers/net/ethernet/ti/icssg/icssg_prueth.h b/drivers/net/ethernet/ti/icssg/icssg_prueth.h
index f13de0d2e90b..e58cd8db7ba0 100644
--- a/drivers/net/ethernet/ti/icssg/icssg_prueth.h
+++ b/drivers/net/ethernet/ti/icssg/icssg_prueth.h
@@ -51,6 +51,7 @@
/* Number of ICSSG related stats */
#define ICSSG_NUM_STATS 60
+#define ICSSG_NUM_STANDARD_STATS 31
/* Firmware status codes */
#define ICSS_HS_FW_READY 0x55555555
@@ -254,4 +255,5 @@ u32 icssg_queue_level(struct prueth *prueth, int queue);
void emac_stats_work_handler(struct work_struct *work);
void emac_update_hardware_stats(struct prueth_emac *emac);
+int emac_get_stat_by_name(struct prueth_emac *emac, char *stat_name);
#endif /* __NET_TI_ICSSG_PRUETH_H */
diff --git a/drivers/net/ethernet/ti/icssg/icssg_stats.c b/drivers/net/ethernet/ti/icssg/icssg_stats.c
index 25deb368a3f0..bb0b33927e3b 100644
--- a/drivers/net/ethernet/ti/icssg/icssg_stats.c
+++ b/drivers/net/ethernet/ti/icssg/icssg_stats.c
@@ -42,3 +42,16 @@ void emac_stats_work_handler(struct work_struct *work)
queue_delayed_work(system_long_wq, &emac->stats_work,
msecs_to_jiffies((STATS_TIME_LIMIT_1G_MS * 1000) / emac->speed));
}
+
+int emac_get_stat_by_name(struct prueth_emac *emac, char *stat_name)
+{
+ int i;
+
+ for (i = 0; i < ARRAY_SIZE(icssg_all_stats); i++) {
+ if (!strcmp(icssg_all_stats[i].name, stat_name))
+ return emac->stats[icssg_all_stats[i].offset / sizeof(u32)];
+ }
+
+ netdev_err(emac->ndev, "Invalid stats %s\n", stat_name);
+ return -EINVAL;
+}
--
2.34.1
