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author | Leon Leijssen <leon.git@leijssen.info> | 2021-01-12 10:56:36 +0100 |
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committer | David Bauer <mail@david-bauer.net> | 2021-02-01 00:48:12 +0100 |
commit | eff03cea27551e5ae99c4b3ca99421078f8a8eb7 (patch) | |
tree | 679b04e0304ab2d81f9efc16ec8096164f3d7b2f | |
parent | 17350266327c7db9882f85cc76cc1cdbf8058367 (diff) | |
download | upstream-eff03cea27551e5ae99c4b3ca99421078f8a8eb7.tar.gz upstream-eff03cea27551e5ae99c4b3ca99421078f8a8eb7.tar.bz2 upstream-eff03cea27551e5ae99c4b3ca99421078f8a8eb7.zip |
ath79: ag71xx: add ethtool statistics support
Add statistics to ethtool. The statistics can be useful to
debug network issues.
The code is backported from mainline ag71xx.c driver.
Signed-off-by: Leon Leijssen <leon.git@leijssen.info>
-rw-r--r-- | target/linux/ath79/files/drivers/net/ethernet/atheros/ag71xx/ag71xx_ethtool.c | 86 |
1 files changed, 86 insertions, 0 deletions
diff --git a/target/linux/ath79/files/drivers/net/ethernet/atheros/ag71xx/ag71xx_ethtool.c b/target/linux/ath79/files/drivers/net/ethernet/atheros/ag71xx/ag71xx_ethtool.c index 2cd7b1be83..104b9320b9 100644 --- a/target/linux/ath79/files/drivers/net/ethernet/atheros/ag71xx/ag71xx_ethtool.c +++ b/target/linux/ath79/files/drivers/net/ethernet/atheros/ag71xx/ag71xx_ethtool.c @@ -13,6 +13,59 @@ #include "ag71xx.h" +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", }, +}; + static u32 ag71xx_ethtool_get_msglevel(struct net_device *dev) { struct ag71xx *ag = netdev_priv(dev); @@ -95,6 +148,36 @@ static int ag71xx_ethtool_nway_reset(struct net_device *dev) return genphy_restart_aneg(phydev); } +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; +} + struct ethtool_ops ag71xx_ethtool_ops = { .get_msglevel = ag71xx_ethtool_get_msglevel, .set_msglevel = ag71xx_ethtool_set_msglevel, @@ -105,4 +188,7 @@ struct ethtool_ops ag71xx_ethtool_ops = { .get_link = ethtool_op_get_link, .get_ts_info = ethtool_op_get_ts_info, .nway_reset = ag71xx_ethtool_nway_reset, + .get_strings = ag71xx_ethtool_get_strings, + .get_ethtool_stats = ag71xx_ethtool_get_stats, + .get_sset_count = ag71xx_ethtool_get_sset_count, }; |