diff options
| -rw-r--r-- | drivers/net/ethernet/sun/sunvnet.c | 116 | ||||
| -rw-r--r-- | drivers/net/ethernet/sun/sunvnet_common.c | 6 | ||||
| -rw-r--r-- | drivers/net/ethernet/sun/sunvnet_common.h | 15 |
3 files changed, 136 insertions, 1 deletions
diff --git a/drivers/net/ethernet/sun/sunvnet.c b/drivers/net/ethernet/sun/sunvnet.c index 4cc2571f71c6..0b95105f7060 100644 --- a/drivers/net/ethernet/sun/sunvnet.c +++ b/drivers/net/ethernet/sun/sunvnet.c @@ -1,7 +1,7 @@ /* sunvnet.c: Sun LDOM Virtual Network Driver. * * Copyright (C) 2007, 2008 David S. Miller <davem@davemloft.net> - * Copyright (C) 2016 Oracle. All rights reserved. + * Copyright (C) 2016-2017 Oracle. All rights reserved. */ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt @@ -77,11 +77,125 @@ static void vnet_set_msglevel(struct net_device *dev, u32 value) vp->msg_enable = value; } +static const struct { + const char string[ETH_GSTRING_LEN]; +} ethtool_stats_keys[] = { + { "rx_packets" }, + { "tx_packets" }, + { "rx_bytes" }, + { "tx_bytes" }, + { "rx_errors" }, + { "tx_errors" }, + { "rx_dropped" }, + { "tx_dropped" }, + { "multicast" }, + { "rx_length_errors" }, + { "rx_frame_errors" }, + { "rx_missed_errors" }, + { "tx_carrier_errors" }, + { "nports" }, +}; + +static int vnet_get_sset_count(struct net_device *dev, int sset) +{ + struct vnet *vp = (struct vnet *)netdev_priv(dev); + + switch (sset) { + case ETH_SS_STATS: + return ARRAY_SIZE(ethtool_stats_keys) + + (NUM_VNET_PORT_STATS * vp->nports); + default: + return -EOPNOTSUPP; + } +} + +static void vnet_get_strings(struct net_device *dev, u32 stringset, u8 *buf) +{ + struct vnet *vp = (struct vnet *)netdev_priv(dev); + struct vnet_port *port; + char *p = (char *)buf; + + switch (stringset) { + case ETH_SS_STATS: + memcpy(buf, ðtool_stats_keys, sizeof(ethtool_stats_keys)); + p += sizeof(ethtool_stats_keys); + + rcu_read_lock(); + list_for_each_entry_rcu(port, &vp->port_list, list) { + snprintf(p, ETH_GSTRING_LEN, "p%u.%s-%pM", + port->q_index, port->switch_port ? "s" : "q", + port->raddr); + p += ETH_GSTRING_LEN; + snprintf(p, ETH_GSTRING_LEN, "p%u.rx_packets", + port->q_index); + p += ETH_GSTRING_LEN; + snprintf(p, ETH_GSTRING_LEN, "p%u.tx_packets", + port->q_index); + p += ETH_GSTRING_LEN; + snprintf(p, ETH_GSTRING_LEN, "p%u.rx_bytes", + port->q_index); + p += ETH_GSTRING_LEN; + snprintf(p, ETH_GSTRING_LEN, "p%u.tx_bytes", + port->q_index); + p += ETH_GSTRING_LEN; + snprintf(p, ETH_GSTRING_LEN, "p%u.event_up", + port->q_index); + p += ETH_GSTRING_LEN; + snprintf(p, ETH_GSTRING_LEN, "p%u.event_reset", + port->q_index); + p += ETH_GSTRING_LEN; + } + rcu_read_unlock(); + break; + default: + WARN_ON(1); + break; + } +} + +static void vnet_get_ethtool_stats(struct net_device *dev, + struct ethtool_stats *estats, u64 *data) +{ + struct vnet *vp = (struct vnet *)netdev_priv(dev); + struct vnet_port *port; + int i = 0; + + data[i++] = dev->stats.rx_packets; + data[i++] = dev->stats.tx_packets; + data[i++] = dev->stats.rx_bytes; + data[i++] = dev->stats.tx_bytes; + data[i++] = dev->stats.rx_errors; + data[i++] = dev->stats.tx_errors; + data[i++] = dev->stats.rx_dropped; + data[i++] = dev->stats.tx_dropped; + data[i++] = dev->stats.multicast; + data[i++] = dev->stats.rx_length_errors; + data[i++] = dev->stats.rx_frame_errors; + data[i++] = dev->stats.rx_missed_errors; + data[i++] = dev->stats.tx_carrier_errors; + data[i++] = vp->nports; + + rcu_read_lock(); + list_for_each_entry_rcu(port, &vp->port_list, list) { + data[i++] = port->q_index; + data[i++] = port->stats.rx_packets; + data[i++] = port->stats.tx_packets; + data[i++] = port->stats.rx_bytes; + data[i++] = port->stats.tx_bytes; + data[i++] = port->stats.event_up; + data[i++] = port->stats.event_reset; + } + rcu_read_unlock(); +} + static const struct ethtool_ops vnet_ethtool_ops = { .get_drvinfo = vnet_get_drvinfo, .get_msglevel = vnet_get_msglevel, .set_msglevel = vnet_set_msglevel, .get_link = ethtool_op_get_link, + .get_sset_count = vnet_get_sset_count, + .get_strings = vnet_get_strings, + .get_ethtool_stats = vnet_get_ethtool_stats, }; static LIST_HEAD(vnet_list); diff --git a/drivers/net/ethernet/sun/sunvnet_common.c b/drivers/net/ethernet/sun/sunvnet_common.c index fbd0f1e5210e..7e95808f8227 100644 --- a/drivers/net/ethernet/sun/sunvnet_common.c +++ b/drivers/net/ethernet/sun/sunvnet_common.c @@ -411,6 +411,8 @@ static int vnet_rx_one(struct vnet_port *port, struct vio_net_desc *desc) dev->stats.rx_packets++; dev->stats.rx_bytes += len; + port->stats.rx_packets++; + port->stats.rx_bytes += len; napi_gro_receive(&port->napi, skb); return 0; @@ -768,6 +770,7 @@ static int vnet_event_napi(struct vnet_port *port, int budget) maybe_tx_wakeup(port); port->rx_event = 0; + port->stats.event_reset++; return 0; } @@ -781,6 +784,7 @@ static int vnet_event_napi(struct vnet_port *port, int budget) vio_link_state_change(vio, LDC_EVENT_UP); port->rx_event = 0; + port->stats.event_up++; return 0; } @@ -1430,6 +1434,8 @@ ldc_start_done: dev->stats.tx_packets++; dev->stats.tx_bytes += port->tx_bufs[txi].skb->len; + port->stats.tx_packets++; + port->stats.tx_bytes += port->tx_bufs[txi].skb->len; dr->prod = (dr->prod + 1) & (VNET_TX_RING_SIZE - 1); if (unlikely(vnet_tx_dring_avail(dr) < 1)) { diff --git a/drivers/net/ethernet/sun/sunvnet_common.h b/drivers/net/ethernet/sun/sunvnet_common.h index b21ef4704bd1..c0fac03cb87a 100644 --- a/drivers/net/ethernet/sun/sunvnet_common.h +++ b/drivers/net/ethernet/sun/sunvnet_common.h @@ -35,6 +35,19 @@ struct vnet_tx_entry { struct vnet; +struct vnet_port_stats { + /* keep them all the same size */ + u32 rx_bytes; + u32 tx_bytes; + u32 rx_packets; + u32 tx_packets; + u32 event_up; + u32 event_reset; + u32 q_placeholder; +}; + +#define NUM_VNET_PORT_STATS (sizeof(struct vnet_port_stats) / sizeof(u32)) + /* Structure to describe a vnet-port or vsw-port in the MD. * If the vsw bit is set, this structure represents a vswitch * port, and the net_device can be found from ->dev. If the @@ -44,6 +57,8 @@ struct vnet; struct vnet_port { struct vio_driver_state vio; + struct vnet_port_stats stats; + struct hlist_node hash; u8 raddr[ETH_ALEN]; unsigned switch_port:1; |