redonkable/alistair23-linux
redonkable/alistair23-linux
1
0
Fork 0
Code Releases Activity

phy: marvell: Add ethtool statistics counters

Browse source 
The PHY counters receiver errors and errors while idle.

Signed-off-by: Andrew Lunn <andrew@lunn.ch>
Reviewed-by: Florian Fainelli <f.fainelli@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Andrew Lunn 2015-12-30 16:28:26 +01:00 committed by David S. Miller
parent f3a4094558
commit d2fa47d9dd
1 changed files with 135 additions and 0 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

135
drivers/net/phy/marvell.c
View file

@ -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 },
},
};