netdev.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
From: Rakesh Sankaranarayanan <rakesh.sankaranarayanan@microchip.com>
To: <netdev@vger.kernel.org>, <linux-kernel@vger.kernel.org>
Cc: <woojung.huh@microchip.com>, <UNGLinuxDriver@microchip.com>,
	<andrew@lunn.ch>, <f.fainelli@gmail.com>, <olteanv@gmail.com>,
	<davem@davemloft.net>, <edumazet@google.com>, <kuba@kernel.org>,
	<pabeni@redhat.com>
Subject: [PATCH v2 net-next 3/5] net: dsa: microchip: add eth mac grouping for ethtool statistics
Date: Fri, 17 Feb 2023 16:32:09 +0530	[thread overview]
Message-ID: <20230217110211.433505-4-rakesh.sankaranarayanan@microchip.com> (raw)
In-Reply-To: <20230217110211.433505-1-rakesh.sankaranarayanan@microchip.com>

    Add support for ethtool standard device statistics grouping.
    Support ethernet mac statistics grouping using eth-mac groups
    parameter in ethtool command.

Signed-off-by: Rakesh Sankaranarayanan <rakesh.sankaranarayanan@microchip.com>
---
 drivers/net/dsa/microchip/ksz_common.c  | 13 ++++
 drivers/net/dsa/microchip/ksz_common.h  |  2 +
 drivers/net/dsa/microchip/ksz_ethtool.c | 90 +++++++++++++++++++++++++
 drivers/net/dsa/microchip/ksz_ethtool.h |  4 ++
 4 files changed, 109 insertions(+)

diff --git a/drivers/net/dsa/microchip/ksz_common.c b/drivers/net/dsa/microchip/ksz_common.c
index 91fc7eed79f0..e4a51f13afa4 100644
--- a/drivers/net/dsa/microchip/ksz_common.c
+++ b/drivers/net/dsa/microchip/ksz_common.c
@@ -207,6 +207,7 @@ static const struct ksz_dev_ops ksz8_dev_ops = {
 	.fdb_dump = ksz8_fdb_dump,
 	.get_rmon_stats = ksz8_get_rmon_stats,
 	.get_eth_ctrl_stats = ksz8_get_eth_ctrl_stats,
+	.get_eth_mac_stats = ksz8_get_eth_mac_stats,
 	.mdb_add = ksz8_mdb_add,
 	.mdb_del = ksz8_mdb_del,
 	.vlan_filtering = ksz8_port_vlan_filtering,
@@ -246,6 +247,7 @@ static const struct ksz_dev_ops ksz9477_dev_ops = {
 	.port_init_cnt = ksz9477_port_init_cnt,
 	.get_rmon_stats = ksz9477_get_rmon_stats,
 	.get_eth_ctrl_stats = ksz9477_get_eth_ctrl_stats,
+	.get_eth_mac_stats = ksz9477_get_eth_mac_stats,
 	.vlan_filtering = ksz9477_port_vlan_filtering,
 	.vlan_add = ksz9477_port_vlan_add,
 	.vlan_del = ksz9477_port_vlan_del,
@@ -284,6 +286,7 @@ static const struct ksz_dev_ops lan937x_dev_ops = {
 	.port_init_cnt = ksz9477_port_init_cnt,
 	.get_rmon_stats = ksz9477_get_rmon_stats,
 	.get_eth_ctrl_stats = ksz9477_get_eth_ctrl_stats,
+	.get_eth_mac_stats = ksz9477_get_eth_mac_stats,
 	.vlan_filtering = ksz9477_port_vlan_filtering,
 	.vlan_add = ksz9477_port_vlan_add,
 	.vlan_del = ksz9477_port_vlan_del,
@@ -1756,6 +1759,15 @@ static void ksz_get_eth_ctrl_stats(struct dsa_switch *ds, int port,
 		dev->dev_ops->get_eth_ctrl_stats(dev, port, ctrl_stats);
 }
 
+static void ksz_get_eth_mac_stats(struct dsa_switch *ds, int port,
+				  struct ethtool_eth_mac_stats *mac_stats)
+{
+	struct ksz_device *dev = ds->priv;
+
+	if (dev->dev_ops->get_eth_mac_stats)
+		dev->dev_ops->get_eth_mac_stats(dev, port, mac_stats);
+}
+
 static void ksz_get_strings(struct dsa_switch *ds, int port,
 			    u32 stringset, uint8_t *buf)
 {
@@ -3214,6 +3226,7 @@ static const struct dsa_switch_ops ksz_switch_ops = {
 	.get_pause_stats	= ksz_get_pause_stats,
 	.get_rmon_stats		= ksz_get_rmon_stats,
 	.get_eth_ctrl_stats	= ksz_get_eth_ctrl_stats,
+	.get_eth_mac_stats	= ksz_get_eth_mac_stats,
 	.port_change_mtu	= ksz_change_mtu,
 	.port_max_mtu		= ksz_max_mtu,
 	.get_ts_info		= ksz_get_ts_info,
diff --git a/drivers/net/dsa/microchip/ksz_common.h b/drivers/net/dsa/microchip/ksz_common.h
index 7b0219947c7a..738e81923c31 100644
--- a/drivers/net/dsa/microchip/ksz_common.h
+++ b/drivers/net/dsa/microchip/ksz_common.h
@@ -366,6 +366,8 @@ struct ksz_dev_ops {
 			       const struct ethtool_rmon_hist_range **ranges);
 	void (*get_eth_ctrl_stats)(struct ksz_device *dev, int port,
 				   struct ethtool_eth_ctrl_stats *ctrl_stats);
+	void (*get_eth_mac_stats)(struct ksz_device *dev, int port,
+				  struct ethtool_eth_mac_stats *mac_stats);
 };
 
 struct ksz_device *ksz_switch_alloc(struct device *base, void *priv);
diff --git a/drivers/net/dsa/microchip/ksz_ethtool.c b/drivers/net/dsa/microchip/ksz_ethtool.c
index 122c4371810a..42954bbfb9b4 100644
--- a/drivers/net/dsa/microchip/ksz_ethtool.c
+++ b/drivers/net/dsa/microchip/ksz_ethtool.c
@@ -160,6 +160,50 @@ void ksz8_get_eth_ctrl_stats(struct ksz_device *dev, int port,
 	mutex_unlock(&mib->cnt_mutex);
 }
 
+void ksz8_get_eth_mac_stats(struct ksz_device *dev, int port,
+			    struct ethtool_eth_mac_stats *mac_stats)
+{
+	struct ksz_port_mib *mib;
+	u64 *ctr;
+
+	mib = &dev->ports[port].mib;
+
+	mutex_lock(&mib->cnt_mutex);
+	ctr = mib->counters;
+
+	while (mib->cnt_ptr < dev->info->mib_cnt) {
+		dev->dev_ops->r_mib_pkt(dev, port, mib->cnt_ptr,
+			       NULL, &mib->counters[mib->cnt_ptr]);
+		++mib->cnt_ptr;
+	}
+
+	mac_stats->FramesTransmittedOK = ctr[KSZ8_TX_MCAST] +
+					 ctr[KSZ8_TX_BCAST] +
+					 ctr[KSZ8_TX_UCAST] +
+					 ctr[KSZ8_TX_PAUSE] -
+					 ctr[KSZ8_TX_DISCARDS];
+	mac_stats->SingleCollisionFrames = ctr[KSZ8_TX_SINGLE_COL];
+	mac_stats->MultipleCollisionFrames = ctr[KSZ8_TX_MULT_COL];
+	mac_stats->FramesReceivedOK = ctr[KSZ8_RX_MCAST] +
+				      ctr[KSZ8_RX_BCAST] +
+				      ctr[KSZ8_RX_UCAST] +
+				      ctr[KSZ8_RX_PAUSE] +
+				      ctr[KSZ8_RX_DISCARDS];
+	mac_stats->FrameCheckSequenceErrors = ctr[KSZ8_RX_CRC_ERR];
+	mac_stats->AlignmentErrors = ctr[KSZ8_RX_ALIGN_ERR];
+	mac_stats->FramesWithDeferredXmissions = ctr[KSZ8_TX_DEFERRED];
+	mac_stats->LateCollisions = ctr[KSZ8_TX_LATE_COL];
+	mac_stats->FramesAbortedDueToXSColls = ctr[KSZ8_TX_EXC_COL];
+	mac_stats->MulticastFramesXmittedOK = ctr[KSZ8_TX_MCAST];
+	mac_stats->BroadcastFramesXmittedOK = ctr[KSZ8_TX_BCAST];
+	mac_stats->MulticastFramesReceivedOK = ctr[KSZ8_RX_MCAST];
+	mac_stats->BroadcastFramesReceivedOK = ctr[KSZ8_RX_BCAST];
+
+	mib->cnt_ptr = 0;
+
+	mutex_unlock(&mib->cnt_mutex);
+}
+
 void ksz9477_get_rmon_stats(struct ksz_device *dev, int port,
 			    struct ethtool_rmon_stats *rmon_stats,
 			    const struct ethtool_rmon_hist_range **ranges)
@@ -220,3 +264,49 @@ void ksz9477_get_eth_ctrl_stats(struct ksz_device *dev, int port,
 
 	mutex_unlock(&mib->cnt_mutex);
 }
+
+void ksz9477_get_eth_mac_stats(struct ksz_device *dev, int port,
+			       struct ethtool_eth_mac_stats *mac_stats)
+{
+	struct ksz_port_mib *mib;
+	u64 *ctr;
+
+	mib = &dev->ports[port].mib;
+	ctr = mib->counters;
+
+	mutex_lock(&mib->cnt_mutex);
+
+	while (mib->cnt_ptr < dev->info->mib_cnt) {
+		dev->dev_ops->r_mib_pkt(dev, port, mib->cnt_ptr,
+			       NULL, &mib->counters[mib->cnt_ptr]);
+		++mib->cnt_ptr;
+	}
+
+	mac_stats->FramesTransmittedOK = ctr[KSZ9477_TX_MCAST] +
+					 ctr[KSZ9477_TX_BCAST] +
+					 ctr[KSZ9477_TX_UCAST] +
+					 ctr[KSZ9477_TX_PAUSE] -
+					 ctr[KSZ9477_TX_DISCARDS];
+	mac_stats->SingleCollisionFrames = ctr[KSZ9477_TX_SINGLE_COL];
+	mac_stats->MultipleCollisionFrames = ctr[KSZ9477_TX_MULT_COL];
+	mac_stats->FramesReceivedOK = ctr[KSZ9477_RX_MCAST] +
+				      ctr[KSZ9477_RX_BCAST] +
+				      ctr[KSZ9477_RX_UCAST] +
+				      ctr[KSZ9477_RX_PAUSE] +
+				      ctr[KSZ9477_RX_DISCARDS];
+	mac_stats->FrameCheckSequenceErrors = ctr[KSZ9477_RX_CRC_ERR];
+	mac_stats->AlignmentErrors = ctr[KSZ9477_RX_ALIGN_ERR];
+	mac_stats->OctetsTransmittedOK = ctr[KSZ9477_TX_TOTAL] -
+					 (18 * mac_stats->FramesTransmittedOK);
+	mac_stats->FramesWithDeferredXmissions = ctr[KSZ9477_TX_DEFERRED];
+	mac_stats->LateCollisions = ctr[KSZ9477_TX_LATE_COL];
+	mac_stats->FramesAbortedDueToXSColls = ctr[KSZ9477_TX_EXC_COL];
+	mac_stats->MulticastFramesXmittedOK = ctr[KSZ9477_TX_MCAST];
+	mac_stats->BroadcastFramesXmittedOK = ctr[KSZ9477_TX_BCAST];
+	mac_stats->MulticastFramesReceivedOK = ctr[KSZ9477_RX_MCAST];
+	mac_stats->BroadcastFramesReceivedOK = ctr[KSZ9477_RX_BCAST];
+
+	mib->cnt_ptr = 0;
+
+	mutex_unlock(&mib->cnt_mutex);
+}
diff --git a/drivers/net/dsa/microchip/ksz_ethtool.h b/drivers/net/dsa/microchip/ksz_ethtool.h
index 18dc155d60b9..2dcfe8922b4e 100644
--- a/drivers/net/dsa/microchip/ksz_ethtool.h
+++ b/drivers/net/dsa/microchip/ksz_ethtool.h
@@ -13,10 +13,14 @@ void ksz8_get_rmon_stats(struct ksz_device *dev, int port,
 			 const struct ethtool_rmon_hist_range **ranges);
 void ksz8_get_eth_ctrl_stats(struct ksz_device *dev, int port,
 			     struct ethtool_eth_ctrl_stats *ctrl_stats);
+void ksz8_get_eth_mac_stats(struct ksz_device *dev, int port,
+			    struct ethtool_eth_mac_stats *mac_stats);
 
 void ksz9477_get_rmon_stats(struct ksz_device *dev, int port,
 			    struct ethtool_rmon_stats *rmon_stats,
 			    const struct ethtool_rmon_hist_range **ranges);
 void ksz9477_get_eth_ctrl_stats(struct ksz_device *dev, int port,
 				struct ethtool_eth_ctrl_stats *ctrl_stats);
+void ksz9477_get_eth_mac_stats(struct ksz_device *dev, int port,
+			       struct ethtool_eth_mac_stats *mac_stats);
 #endif
-- 
2.34.1


  parent reply	other threads:[~2023-02-17 11:02 UTC|newest]

Thread overview: 24+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-02-17 11:02 [PATCH v2 net-next 0/5] add ethtool categorized statistics Rakesh Sankaranarayanan
2023-02-17 11:02 ` [PATCH v2 net-next 1/5] net: dsa: microchip: add rmon grouping for ethtool statistics Rakesh Sankaranarayanan
2023-02-17 14:59   ` Alexander Lobakin
2023-02-21  4:37     ` Rakesh.Sankaranarayanan
2023-02-17 16:53   ` Vladimir Oltean
2023-02-17 17:40     ` Andrew Lunn
2023-02-21  4:40     ` Rakesh.Sankaranarayanan
2023-02-17 11:02 ` [PATCH v2 net-next 2/5] net: dsa: microchip: add eth ctrl " Rakesh Sankaranarayanan
2023-02-17 17:08   ` Vladimir Oltean
2023-02-21  7:14     ` Rakesh.Sankaranarayanan
2023-02-17 11:02 ` Rakesh Sankaranarayanan [this message]
2023-02-17 15:01   ` [PATCH v2 net-next 3/5] net: dsa: microchip: add eth mac " Alexander Lobakin
2023-02-17 16:42     ` Vladimir Oltean
2023-02-24 16:07       ` Alexander Lobakin
2023-02-24 21:53         ` Vladimir Oltean
2023-02-27 14:31           ` Alexander Lobakin
2023-02-27 14:52             ` Andrew Lunn
2023-02-28 10:53               ` Alexander Lobakin
2023-02-17 11:02 ` [PATCH v2 net-next 4/5] net: dsa: microchip: add eth phy " Rakesh Sankaranarayanan
2023-02-17 11:02 ` [PATCH v2 net-next 5/5] net: dsa: microchip: remove num_alus_variable Rakesh Sankaranarayanan
2023-02-17 17:16   ` Vladimir Oltean
2023-02-21  7:25     ` Rakesh.Sankaranarayanan
2023-02-17 14:54 ` [PATCH v2 net-next 0/5] add ethtool categorized statistics Alexander Lobakin
2023-02-17 16:48   ` Vladimir Oltean

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=20230217110211.433505-4-rakesh.sankaranarayanan@microchip.com \
    --to=rakesh.sankaranarayanan@microchip.com \
    --cc=UNGLinuxDriver@microchip.com \
    --cc=andrew@lunn.ch \
    --cc=davem@davemloft.net \
    --cc=edumazet@google.com \
    --cc=f.fainelli@gmail.com \
    --cc=kuba@kernel.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=netdev@vger.kernel.org \
    --cc=olteanv@gmail.com \
    --cc=pabeni@redhat.com \
    --cc=woojung.huh@microchip.com \
    /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).