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author | Oleksij Rempel <o.rempel@pengutronix.de> | 2020-09-11 10:25:27 +0200 |
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committer | David S. Miller <davem@davemloft.net> | 2020-09-11 14:45:54 -0700 |
commit | 3558698b9fdff6d9097c48e5b9eab81a35d6afdf (patch) | |
tree | 990ce95c046cf7459f59ad1a2d6d3374c25798b3 /drivers/net | |
parent | d324fa8021692c54bb9c527e374e1a3cb831cc81 (diff) | |
download | linux-stable-3558698b9fdff6d9097c48e5b9eab81a35d6afdf.tar.gz linux-stable-3558698b9fdff6d9097c48e5b9eab81a35d6afdf.tar.bz2 linux-stable-3558698b9fdff6d9097c48e5b9eab81a35d6afdf.zip |
net: ag71xx: add ethtool support
Add basic ethtool support. The functionality was tested on AR9331 SoC.
Signed-off-by: Oleksij Rempel <o.rempel@pengutronix.de>
Reviewed-by: Jakub Kicinski <kuba@kernel.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net')
-rw-r--r-- | drivers/net/ethernet/atheros/ag71xx.c | 147 |
1 files changed, 147 insertions, 0 deletions
diff --git a/drivers/net/ethernet/atheros/ag71xx.c b/drivers/net/ethernet/atheros/ag71xx.c index 38cce66ef212..8c80a87aee58 100644 --- a/drivers/net/ethernet/atheros/ag71xx.c +++ b/drivers/net/ethernet/atheros/ag71xx.c @@ -235,6 +235,59 @@ | NETIF_MSG_RX_ERR \ | NETIF_MSG_TX_ERR) +struct ag71xx_statistic { + unsigned short offset; + u32 mask; + const char name[ETH_GSTRING_LEN]; +}; + +static const struct ag71xx_statistic ag71xx_statistics[] = { + { 0x0080, GENMASK(17, 0), "Tx/Rx 64 Byte", }, + { 0x0084, GENMASK(17, 0), "Tx/Rx 65-127 Byte", }, + { 0x0088, GENMASK(17, 0), "Tx/Rx 128-255 Byte", }, + { 0x008C, GENMASK(17, 0), "Tx/Rx 256-511 Byte", }, + { 0x0090, GENMASK(17, 0), "Tx/Rx 512-1023 Byte", }, + { 0x0094, GENMASK(17, 0), "Tx/Rx 1024-1518 Byte", }, + { 0x0098, GENMASK(17, 0), "Tx/Rx 1519-1522 Byte VLAN", }, + { 0x009C, GENMASK(23, 0), "Rx Byte", }, + { 0x00A0, GENMASK(17, 0), "Rx Packet", }, + { 0x00A4, GENMASK(11, 0), "Rx FCS Error", }, + { 0x00A8, GENMASK(17, 0), "Rx Multicast Packet", }, + { 0x00AC, GENMASK(21, 0), "Rx Broadcast Packet", }, + { 0x00B0, GENMASK(17, 0), "Rx Control Frame Packet", }, + { 0x00B4, GENMASK(11, 0), "Rx Pause Frame Packet", }, + { 0x00B8, GENMASK(11, 0), "Rx Unknown OPCode Packet", }, + { 0x00BC, GENMASK(11, 0), "Rx Alignment Error", }, + { 0x00C0, GENMASK(15, 0), "Rx Frame Length Error", }, + { 0x00C4, GENMASK(11, 0), "Rx Code Error", }, + { 0x00C8, GENMASK(11, 0), "Rx Carrier Sense Error", }, + { 0x00CC, GENMASK(11, 0), "Rx Undersize Packet", }, + { 0x00D0, GENMASK(11, 0), "Rx Oversize Packet", }, + { 0x00D4, GENMASK(11, 0), "Rx Fragments", }, + { 0x00D8, GENMASK(11, 0), "Rx Jabber", }, + { 0x00DC, GENMASK(11, 0), "Rx Dropped Packet", }, + { 0x00E0, GENMASK(23, 0), "Tx Byte", }, + { 0x00E4, GENMASK(17, 0), "Tx Packet", }, + { 0x00E8, GENMASK(17, 0), "Tx Multicast Packet", }, + { 0x00EC, GENMASK(17, 0), "Tx Broadcast Packet", }, + { 0x00F0, GENMASK(11, 0), "Tx Pause Control Frame", }, + { 0x00F4, GENMASK(11, 0), "Tx Deferral Packet", }, + { 0x00F8, GENMASK(11, 0), "Tx Excessive Deferral Packet", }, + { 0x00FC, GENMASK(11, 0), "Tx Single Collision Packet", }, + { 0x0100, GENMASK(11, 0), "Tx Multiple Collision", }, + { 0x0104, GENMASK(11, 0), "Tx Late Collision Packet", }, + { 0x0108, GENMASK(11, 0), "Tx Excessive Collision Packet", }, + { 0x010C, GENMASK(12, 0), "Tx Total Collision", }, + { 0x0110, GENMASK(11, 0), "Tx Pause Frames Honored", }, + { 0x0114, GENMASK(11, 0), "Tx Drop Frame", }, + { 0x0118, GENMASK(11, 0), "Tx Jabber Frame", }, + { 0x011C, GENMASK(11, 0), "Tx FCS Error", }, + { 0x0120, GENMASK(11, 0), "Tx Control Frame", }, + { 0x0124, GENMASK(11, 0), "Tx Oversize Frame", }, + { 0x0128, GENMASK(11, 0), "Tx Undersize Frame", }, + { 0x012C, GENMASK(11, 0), "Tx Fragment", }, +}; + #define DESC_EMPTY BIT(31) #define DESC_MORE BIT(24) #define DESC_PKTLEN_M 0xfff @@ -394,6 +447,99 @@ static void ag71xx_int_disable(struct ag71xx *ag, u32 ints) ag71xx_cb(ag, AG71XX_REG_INT_ENABLE, ints); } +static void ag71xx_get_drvinfo(struct net_device *ndev, + struct ethtool_drvinfo *info) +{ + struct ag71xx *ag = netdev_priv(ndev); + + strlcpy(info->driver, "ag71xx", sizeof(info->driver)); + strlcpy(info->bus_info, of_node_full_name(ag->pdev->dev.of_node), + sizeof(info->bus_info)); +} + +static int ag71xx_get_link_ksettings(struct net_device *ndev, + struct ethtool_link_ksettings *kset) +{ + struct ag71xx *ag = netdev_priv(ndev); + + return phylink_ethtool_ksettings_get(ag->phylink, kset); +} + +static int ag71xx_set_link_ksettings(struct net_device *ndev, + const struct ethtool_link_ksettings *kset) +{ + struct ag71xx *ag = netdev_priv(ndev); + + return phylink_ethtool_ksettings_set(ag->phylink, kset); +} + +static int ag71xx_ethtool_nway_reset(struct net_device *ndev) +{ + struct ag71xx *ag = netdev_priv(ndev); + + return phylink_ethtool_nway_reset(ag->phylink); +} + +static void ag71xx_ethtool_get_pauseparam(struct net_device *ndev, + struct ethtool_pauseparam *pause) +{ + struct ag71xx *ag = netdev_priv(ndev); + + phylink_ethtool_get_pauseparam(ag->phylink, pause); +} + +static int ag71xx_ethtool_set_pauseparam(struct net_device *ndev, + struct ethtool_pauseparam *pause) +{ + struct ag71xx *ag = netdev_priv(ndev); + + return phylink_ethtool_set_pauseparam(ag->phylink, pause); +} + +static void ag71xx_ethtool_get_strings(struct net_device *netdev, u32 sset, + u8 *data) +{ + if (sset == ETH_SS_STATS) { + int i; + + for (i = 0; i < ARRAY_SIZE(ag71xx_statistics); i++) + memcpy(data + i * ETH_GSTRING_LEN, + ag71xx_statistics[i].name, ETH_GSTRING_LEN); + } +} + +static void ag71xx_ethtool_get_stats(struct net_device *ndev, + struct ethtool_stats *stats, u64 *data) +{ + struct ag71xx *ag = netdev_priv(ndev); + int i; + + for (i = 0; i < ARRAY_SIZE(ag71xx_statistics); i++) + *data++ = ag71xx_rr(ag, ag71xx_statistics[i].offset) + & ag71xx_statistics[i].mask; +} + +static int ag71xx_ethtool_get_sset_count(struct net_device *ndev, int sset) +{ + if (sset == ETH_SS_STATS) + return ARRAY_SIZE(ag71xx_statistics); + return -EOPNOTSUPP; +} + +static const struct ethtool_ops ag71xx_ethtool_ops = { + .get_drvinfo = ag71xx_get_drvinfo, + .get_link = ethtool_op_get_link, + .get_ts_info = ethtool_op_get_ts_info, + .get_link_ksettings = ag71xx_get_link_ksettings, + .set_link_ksettings = ag71xx_set_link_ksettings, + .nway_reset = ag71xx_ethtool_nway_reset, + .get_pauseparam = ag71xx_ethtool_get_pauseparam, + .set_pauseparam = ag71xx_ethtool_set_pauseparam, + .get_strings = ag71xx_ethtool_get_strings, + .get_ethtool_stats = ag71xx_ethtool_get_stats, + .get_sset_count = ag71xx_ethtool_get_sset_count, +}; + static int ag71xx_mdio_wait_busy(struct ag71xx *ag) { struct net_device *ndev = ag->ndev; @@ -1769,6 +1915,7 @@ static int ag71xx_probe(struct platform_device *pdev) } ndev->netdev_ops = &ag71xx_netdev_ops; + ndev->ethtool_ops = &ag71xx_ethtool_ops; INIT_DELAYED_WORK(&ag->restart_work, ag71xx_restart_work_func); timer_setup(&ag->oom_timer, ag71xx_oom_timer_handler, 0); |