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Date: Wed, 23 Dec 2015 12:53:37 +0100
From: Andrew Lunn <andrew@...n.ch>
To: David Miller <davem@...emloft.net>,
Florian Fainelli <f.fainelli@...il.com>
Cc: netdev <netdev@...r.kernel.org>, Andrew Lunn <andrew@...n.ch>
Subject: [PATCH net-next 2/3] phy: marvell: Add ethtool statistics counters
The PHY counters receiver errors and errors while idle.
Signed-off-by: Andrew Lunn <andrew@...n.ch>
---
drivers/net/phy/marvell.c | 135 ++++++++++++++++++++++++++++++++++++++++++++++
1 file changed, 135 insertions(+)
diff --git a/drivers/net/phy/marvell.c b/drivers/net/phy/marvell.c
index 0240552b50f3..50b5eac75854 100644
--- a/drivers/net/phy/marvell.c
+++ b/drivers/net/phy/marvell.c
@@ -137,6 +137,22 @@ MODULE_DESCRIPTION("Marvell PHY driver");
MODULE_AUTHOR("Andy Fleming");
MODULE_LICENSE("GPL");
+struct marvell_hw_stat {
+ const char *string;
+ u8 page;
+ u8 reg;
+ u8 bits;
+};
+
+static struct marvell_hw_stat marvell_hw_stats[] = {
+ { "phy_receive_errors", 0, 21, 16},
+ { "phy_idle_errors", 0, 10, 8 },
+};
+
+struct marvell_priv {
+ u64 stats[ARRAY_SIZE(marvell_hw_stats)];
+};
+
static int marvell_ack_interrupt(struct phy_device *phydev)
{
int err;
@@ -986,12 +1002,80 @@ static int m88e1318_set_wol(struct phy_device *phydev, struct ethtool_wolinfo *w
return 0;
}
+static int marvell_get_sset_count(struct phy_device *phydev)
+{
+ return ARRAY_SIZE(marvell_hw_stats);
+}
+
+static void marvell_get_strings(struct phy_device *phydev, u8 *data)
+{
+ int i;
+
+ for (i = 0; i < ARRAY_SIZE(marvell_hw_stats); i++) {
+ memcpy(data + i * ETH_GSTRING_LEN,
+ marvell_hw_stats[i].string, ETH_GSTRING_LEN);
+ }
+}
+
+#ifndef UINT64_MAX
+#define UINT64_MAX (u64)(~((u64)0))
+#endif
+static u64 marvell_get_stat(struct phy_device *phydev, int i)
+{
+ struct marvell_hw_stat stat = marvell_hw_stats[i];
+ struct marvell_priv *priv = phydev->priv;
+ int err, oldpage;
+ u64 val;
+
+ oldpage = phy_read(phydev, MII_MARVELL_PHY_PAGE);
+ err = phy_write(phydev, MII_MARVELL_PHY_PAGE,
+ stat.page);
+ if (err < 0)
+ return UINT64_MAX;
+
+ val = phy_read(phydev, stat.reg);
+ if (val < 0) {
+ val = UINT64_MAX;
+ } else {
+ val = val & ((1 << stat.bits) - 1);
+ priv->stats[i] += val;
+ val = priv->stats[i];
+ }
+
+ phy_write(phydev, MII_MARVELL_PHY_PAGE, oldpage);
+
+ return val;
+}
+
+static void marvell_get_stats(struct phy_device *phydev,
+ struct ethtool_stats *stats, u64 *data)
+{
+ int i;
+
+ for (i = 0; i < ARRAY_SIZE(marvell_hw_stats); i++)
+ data[i] = marvell_get_stat(phydev, i);
+}
+
+static int marvell_probe(struct phy_device *phydev)
+{
+ struct marvell_priv *priv;
+
+ priv = devm_kzalloc(&phydev->dev, sizeof(*priv), GFP_KERNEL);
+ if (!priv)
+ return -ENOMEM;
+
+ phydev->priv = priv;
+
+ return 0;
+}
+
static struct phy_driver marvell_drivers[] = {
{
.phy_id = MARVELL_PHY_ID_88E1101,
.phy_id_mask = MARVELL_PHY_ID_MASK,
.name = "Marvell 88E1101",
.features = PHY_GBIT_FEATURES,
+ .probe = marvell_probe,
.flags = PHY_HAS_INTERRUPT,
.config_aneg = &marvell_config_aneg,
.read_status = &genphy_read_status,
@@ -999,6 +1083,9 @@ static struct phy_driver marvell_drivers[] = {
.config_intr = &marvell_config_intr,
.resume = &genphy_resume,
.suspend = &genphy_suspend,
+ .get_sset_count = marvell_get_sset_count,
+ .get_strings = marvell_get_strings,
+ .get_stats = marvell_get_stats,
.driver = { .owner = THIS_MODULE },
},
{
@@ -1007,6 +1094,7 @@ static struct phy_driver marvell_drivers[] = {
.name = "Marvell 88E1112",
.features = PHY_GBIT_FEATURES,
.flags = PHY_HAS_INTERRUPT,
+ .probe = marvell_probe,
.config_init = &m88e1111_config_init,
.config_aneg = &marvell_config_aneg,
.read_status = &genphy_read_status,
@@ -1014,6 +1102,9 @@ static struct phy_driver marvell_drivers[] = {
.config_intr = &marvell_config_intr,
.resume = &genphy_resume,
.suspend = &genphy_suspend,
+ .get_sset_count = marvell_get_sset_count,
+ .get_strings = marvell_get_strings,
+ .get_stats = marvell_get_stats,
.driver = { .owner = THIS_MODULE },
},
{
@@ -1022,6 +1113,7 @@ static struct phy_driver marvell_drivers[] = {
.name = "Marvell 88E1111",
.features = PHY_GBIT_FEATURES,
.flags = PHY_HAS_INTERRUPT,
+ .probe = marvell_probe,
.config_init = &m88e1111_config_init,
.config_aneg = &marvell_config_aneg,
.read_status = &marvell_read_status,
@@ -1029,6 +1121,9 @@ static struct phy_driver marvell_drivers[] = {
.config_intr = &marvell_config_intr,
.resume = &genphy_resume,
.suspend = &genphy_suspend,
+ .get_sset_count = marvell_get_sset_count,
+ .get_strings = marvell_get_strings,
+ .get_stats = marvell_get_stats,
.driver = { .owner = THIS_MODULE },
},
{
@@ -1037,6 +1132,7 @@ static struct phy_driver marvell_drivers[] = {
.name = "Marvell 88E1118",
.features = PHY_GBIT_FEATURES,
.flags = PHY_HAS_INTERRUPT,
+ .probe = marvell_probe,
.config_init = &m88e1118_config_init,
.config_aneg = &m88e1118_config_aneg,
.read_status = &genphy_read_status,
@@ -1044,6 +1140,9 @@ static struct phy_driver marvell_drivers[] = {
.config_intr = &marvell_config_intr,
.resume = &genphy_resume,
.suspend = &genphy_suspend,
+ .get_sset_count = marvell_get_sset_count,
+ .get_strings = marvell_get_strings,
+ .get_stats = marvell_get_stats,
.driver = {.owner = THIS_MODULE,},
},
{
@@ -1052,6 +1151,7 @@ static struct phy_driver marvell_drivers[] = {
.name = "Marvell 88E1121R",
.features = PHY_GBIT_FEATURES,
.flags = PHY_HAS_INTERRUPT,
+ .probe = marvell_probe,
.config_aneg = &m88e1121_config_aneg,
.read_status = &marvell_read_status,
.ack_interrupt = &marvell_ack_interrupt,
@@ -1059,6 +1159,9 @@ static struct phy_driver marvell_drivers[] = {
.did_interrupt = &m88e1121_did_interrupt,
.resume = &genphy_resume,
.suspend = &genphy_suspend,
+ .get_sset_count = marvell_get_sset_count,
+ .get_strings = marvell_get_strings,
+ .get_stats = marvell_get_stats,
.driver = { .owner = THIS_MODULE },
},
{
@@ -1067,6 +1170,7 @@ static struct phy_driver marvell_drivers[] = {
.name = "Marvell 88E1318S",
.features = PHY_GBIT_FEATURES,
.flags = PHY_HAS_INTERRUPT,
+ .probe = marvell_probe,
.config_aneg = &m88e1318_config_aneg,
.read_status = &marvell_read_status,
.ack_interrupt = &marvell_ack_interrupt,
@@ -1076,6 +1180,9 @@ static struct phy_driver marvell_drivers[] = {
.set_wol = &m88e1318_set_wol,
.resume = &genphy_resume,
.suspend = &genphy_suspend,
+ .get_sset_count = marvell_get_sset_count,
+ .get_strings = marvell_get_strings,
+ .get_stats = marvell_get_stats,
.driver = { .owner = THIS_MODULE },
},
{
@@ -1084,6 +1191,7 @@ static struct phy_driver marvell_drivers[] = {
.name = "Marvell 88E1145",
.features = PHY_GBIT_FEATURES,
.flags = PHY_HAS_INTERRUPT,
+ .probe = marvell_probe,
.config_init = &m88e1145_config_init,
.config_aneg = &marvell_config_aneg,
.read_status = &genphy_read_status,
@@ -1091,6 +1199,9 @@ static struct phy_driver marvell_drivers[] = {
.config_intr = &marvell_config_intr,
.resume = &genphy_resume,
.suspend = &genphy_suspend,
+ .get_sset_count = marvell_get_sset_count,
+ .get_strings = marvell_get_strings,
+ .get_stats = marvell_get_stats,
.driver = { .owner = THIS_MODULE },
},
{
@@ -1099,6 +1210,7 @@ static struct phy_driver marvell_drivers[] = {
.name = "Marvell 88E1149R",
.features = PHY_GBIT_FEATURES,
.flags = PHY_HAS_INTERRUPT,
+ .probe = marvell_probe,
.config_init = &m88e1149_config_init,
.config_aneg = &m88e1118_config_aneg,
.read_status = &genphy_read_status,
@@ -1106,6 +1218,9 @@ static struct phy_driver marvell_drivers[] = {
.config_intr = &marvell_config_intr,
.resume = &genphy_resume,
.suspend = &genphy_suspend,
+ .get_sset_count = marvell_get_sset_count,
+ .get_strings = marvell_get_strings,
+ .get_stats = marvell_get_stats,
.driver = { .owner = THIS_MODULE },
},
{
@@ -1114,6 +1229,7 @@ static struct phy_driver marvell_drivers[] = {
.name = "Marvell 88E1240",
.features = PHY_GBIT_FEATURES,
.flags = PHY_HAS_INTERRUPT,
+ .probe = marvell_probe,
.config_init = &m88e1111_config_init,
.config_aneg = &marvell_config_aneg,
.read_status = &genphy_read_status,
@@ -1121,6 +1237,9 @@ static struct phy_driver marvell_drivers[] = {
.config_intr = &marvell_config_intr,
.resume = &genphy_resume,
.suspend = &genphy_suspend,
+ .get_sset_count = marvell_get_sset_count,
+ .get_strings = marvell_get_strings,
+ .get_stats = marvell_get_stats,
.driver = { .owner = THIS_MODULE },
},
{
@@ -1129,6 +1248,7 @@ static struct phy_driver marvell_drivers[] = {
.name = "Marvell 88E1116R",
.features = PHY_GBIT_FEATURES,
.flags = PHY_HAS_INTERRUPT,
+ .probe = marvell_probe,
.config_init = &m88e1116r_config_init,
.config_aneg = &genphy_config_aneg,
.read_status = &genphy_read_status,
@@ -1136,6 +1256,9 @@ static struct phy_driver marvell_drivers[] = {
.config_intr = &marvell_config_intr,
.resume = &genphy_resume,
.suspend = &genphy_suspend,
+ .get_sset_count = marvell_get_sset_count,
+ .get_strings = marvell_get_strings,
+ .get_stats = marvell_get_stats,
.driver = { .owner = THIS_MODULE },
},
{
@@ -1144,6 +1267,7 @@ static struct phy_driver marvell_drivers[] = {
.name = "Marvell 88E1510",
.features = PHY_GBIT_FEATURES,
.flags = PHY_HAS_INTERRUPT,
+ .probe = marvell_probe,
.config_aneg = &m88e1510_config_aneg,
.read_status = &marvell_read_status,
.ack_interrupt = &marvell_ack_interrupt,
@@ -1151,6 +1275,9 @@ static struct phy_driver marvell_drivers[] = {
.did_interrupt = &m88e1121_did_interrupt,
.resume = &genphy_resume,
.suspend = &genphy_suspend,
+ .get_sset_count = marvell_get_sset_count,
+ .get_strings = marvell_get_strings,
+ .get_stats = marvell_get_stats,
.driver = { .owner = THIS_MODULE },
},
{
@@ -1159,6 +1286,7 @@ static struct phy_driver marvell_drivers[] = {
.name = "Marvell 88E1540",
.features = PHY_GBIT_FEATURES,
.flags = PHY_HAS_INTERRUPT,
+ .probe = marvell_probe,
.config_aneg = &m88e1510_config_aneg,
.read_status = &marvell_read_status,
.ack_interrupt = &marvell_ack_interrupt,
@@ -1166,6 +1294,9 @@ static struct phy_driver marvell_drivers[] = {
.did_interrupt = &m88e1121_did_interrupt,
.resume = &genphy_resume,
.suspend = &genphy_suspend,
+ .get_sset_count = marvell_get_sset_count,
+ .get_strings = marvell_get_strings,
+ .get_stats = marvell_get_stats,
.driver = { .owner = THIS_MODULE },
},
{
@@ -1174,6 +1305,7 @@ static struct phy_driver marvell_drivers[] = {
.name = "Marvell 88E3016",
.features = PHY_BASIC_FEATURES,
.flags = PHY_HAS_INTERRUPT,
+ .probe = marvell_probe,
.config_aneg = &genphy_config_aneg,
.config_init = &m88e3016_config_init,
.aneg_done = &marvell_aneg_done,
@@ -1183,6 +1315,9 @@ static struct phy_driver marvell_drivers[] = {
.did_interrupt = &m88e1121_did_interrupt,
.resume = &genphy_resume,
.suspend = &genphy_suspend,
+ .get_sset_count = marvell_get_sset_count,
+ .get_strings = marvell_get_strings,
+ .get_stats = marvell_get_stats,
.driver = { .owner = THIS_MODULE },
},
};
--
2.6.3
--
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