From: Shannon Nelson <shannon.nelson@oracle.com>
To: netdev@vger.kernel.org, davem@davemloft.net
Cc: sparclinux@vger.kernel.org, linux-kernel@vger.kernel.org,
Shannon Nelson <shannon.nelson@oracle.com>
Subject: [PATCH net-next 4/9] sunvnet: add driver stats for ethtool support
Date: Fri, 3 Feb 2017 09:42:30 -0800 [thread overview]
Message-ID: <1486143755-192532-5-git-send-email-shannon.nelson@oracle.com> (raw)
In-Reply-To: <1486143755-192532-1-git-send-email-shannon.nelson@oracle.com>
Since we're collecting some stats in the driver code, let's support use
of the ethtool driver stats facility in both sunvnet and ldmvsw.
Signed-off-by: Shannon Nelson <shannon.nelson@oracle.com>
---
drivers/net/ethernet/sun/ldmvsw.c | 63 +++++++++++++++++++++++++++++
drivers/net/ethernet/sun/sunvnet.c | 63 +++++++++++++++++++++++++++++
drivers/net/ethernet/sun/sunvnet_common.c | 2 +
3 files changed, 128 insertions(+), 0 deletions(-)
diff --git a/drivers/net/ethernet/sun/ldmvsw.c b/drivers/net/ethernet/sun/ldmvsw.c
index bf5818a..7c5dab4 100644
--- a/drivers/net/ethernet/sun/ldmvsw.c
+++ b/drivers/net/ethernet/sun/ldmvsw.c
@@ -81,11 +81,74 @@ static void vsw_set_msglevel(struct net_device *dev, u32 value)
port->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" },
+};
+
+static int vsw_get_sset_count(struct net_device *dev, int sset)
+{
+ switch (sset) {
+ case ETH_SS_STATS:
+ return ARRAY_SIZE(ethtool_stats_keys);
+ default:
+ return -EOPNOTSUPP;
+ }
+}
+
+static void vsw_get_strings(struct net_device *dev, u32 stringset, u8 *buf)
+{
+ switch (stringset) {
+ case ETH_SS_STATS:
+ memcpy(buf, ðtool_stats_keys, sizeof(ethtool_stats_keys));
+ break;
+ default:
+ WARN_ON(1);
+ break;
+ }
+}
+
+static void vsw_get_ethtool_stats(struct net_device *dev,
+ struct ethtool_stats *estats, u64 *data)
+{
+ 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;
+}
+
static const struct ethtool_ops vsw_ethtool_ops = {
.get_drvinfo = vsw_get_drvinfo,
.get_msglevel = vsw_get_msglevel,
.set_msglevel = vsw_set_msglevel,
.get_link = ethtool_op_get_link,
+ .get_sset_count = vsw_get_sset_count,
+ .get_strings = vsw_get_strings,
+ .get_ethtool_stats = vsw_get_ethtool_stats,
};
static LIST_HEAD(vnet_list);
diff --git a/drivers/net/ethernet/sun/sunvnet.c b/drivers/net/ethernet/sun/sunvnet.c
index 883525a..9e385d1 100644
--- a/drivers/net/ethernet/sun/sunvnet.c
+++ b/drivers/net/ethernet/sun/sunvnet.c
@@ -77,11 +77,74 @@ 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" },
+};
+
+static int vnet_get_sset_count(struct net_device *dev, int sset)
+{
+ switch (sset) {
+ case ETH_SS_STATS:
+ return ARRAY_SIZE(ethtool_stats_keys);
+ default:
+ return -EOPNOTSUPP;
+ }
+}
+
+static void vnet_get_strings(struct net_device *dev, u32 stringset, u8 *buf)
+{
+ switch (stringset) {
+ case ETH_SS_STATS:
+ memcpy(buf, ðtool_stats_keys, sizeof(ethtool_stats_keys));
+ break;
+ default:
+ WARN_ON(1);
+ break;
+ }
+}
+
+static void vnet_get_ethtool_stats(struct net_device *dev,
+ struct ethtool_stats *estats, u64 *data)
+{
+ 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;
+}
+
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 63e3cec..5d0d386 100644
--- a/drivers/net/ethernet/sun/sunvnet_common.c
+++ b/drivers/net/ethernet/sun/sunvnet_common.c
@@ -433,6 +433,8 @@ static int vnet_rx_one(struct vnet_port *port, struct vio_net_desc *desc)
skb->ip_summed = port->switch_port ? CHECKSUM_NONE : CHECKSUM_PARTIAL;
+ if (unlikely(is_multicast_ether_addr(eth_hdr(skb)->h_dest)))
+ dev->stats.multicast++;
dev->stats.rx_packets++;
dev->stats.rx_bytes += len;
napi_gro_receive(&port->napi, skb);
--
1.7.1
next prev parent reply other threads:[~2017-02-03 17:42 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-02-03 17:42 [PATCH net-next 0/9] sunvnet driver updates Shannon Nelson
2017-02-03 17:42 ` [PATCH net-next 1/9] sunvnet: make sunvnet common code dynamically loadable Shannon Nelson
2017-02-03 17:42 ` [PATCH net-next 2/9] sunvnet: remove unused variable in maybe_tx_wakeup Shannon Nelson
2017-02-03 17:42 ` [PATCH net-next 3/9] sunvnet: update version and version printing Shannon Nelson
2017-02-03 17:42 ` Shannon Nelson [this message]
2017-02-03 17:42 ` [PATCH net-next 5/9] sunvnet: add memory barrier before check for tx enable Shannon Nelson
2017-02-03 17:56 ` Eric Dumazet
2017-02-03 21:20 ` Shannon Nelson
2017-02-03 21:52 ` David Miller
2017-02-03 22:11 ` Eric Dumazet
2017-02-04 22:39 ` Shannon Nelson
2017-02-03 17:42 ` [PATCH net-next 6/9] sunvnet: straighten up message event handling logic Shannon Nelson
2017-02-03 17:42 ` [PATCH net-next 7/9] sunvnet: remove extra rcu_read_unlocks Shannon Nelson
2017-02-03 17:42 ` [PATCH net-next 8/9] ldmvsw: update and simplify version string Shannon Nelson
2017-02-03 17:42 ` [PATCH net-next 9/9] ldmvsw: disable tso and gso for bridge operations Shannon Nelson
2017-02-03 17:59 ` Eric Dumazet
2017-02-03 21:21 ` Shannon Nelson
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=1486143755-192532-5-git-send-email-shannon.nelson@oracle.com \
--to=shannon.nelson@oracle.com \
--cc=davem@davemloft.net \
--cc=linux-kernel@vger.kernel.org \
--cc=netdev@vger.kernel.org \
--cc=sparclinux@vger.kernel.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).