From c2f67d192351d33ec884af6bbbbfe77c57f7c397 Mon Sep 17 00:00:00 2001 From: MD Danish Anwar Date: Tue, 1 Aug 2023 14:44:26 +0530 Subject: [PATCH] net: ti: icssg-prueth: Add Standard network staticstics Implement .ndo_get_stats64 to dump standard network interface statistics for ICSSG ethernet driver. Signed-off-by: MD Danish Anwar Signed-off-by: David S. Miller --- 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; +} -- 2.11.0