diff options
| author |   Oleksij Rempel <o.rempel@pengutronix.de> | 2022-06-28 10:51:54 +0200 |
|---|---|---|
| committer |   Jakub Kicinski <kuba@kernel.org> | 2022-06-29 20:17:12 -0700 |
| commit | c4748ff6566b77d236052375747576009a1af1f7 (patch) | |
| tree | 7740bc1736dd5e022cc95f93d13765d944f65e9f /drivers/net/dsa/microchip | |
| parent | net: dsa: ar9331: add support for pause stats (diff) | |
| download | linux-dev-c4748ff6566b77d236052375747576009a1af1f7.tar.xz linux-dev-c4748ff6566b77d236052375747576009a1af1f7.zip | |
net: dsa: microchip: add pause stats support
Add support for pause specific stats.
Tested on ksz9477.
Signed-off-by: Oleksij Rempel <o.rempel@pengutronix.de>
Reviewed-by: Vladimir Oltean <olteanv@gmail.com>
Reviewed-by: Florian Fainelli <f.fainelli@gmail.com>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'drivers/net/dsa/microchip')
| -rw-r--r-- | drivers/net/dsa/microchip/ksz_common.c | 19 | ||||
| -rw-r--r-- | drivers/net/dsa/microchip/ksz_common.h | 1 |
2 files changed, 20 insertions, 0 deletions
diff --git a/drivers/net/dsa/microchip/ksz_common.c b/drivers/net/dsa/microchip/ksz_common.c index 1354804171a1..5e534f7bce0b 100644 --- a/drivers/net/dsa/microchip/ksz_common.c +++ b/drivers/net/dsa/microchip/ksz_common.c @@ -671,12 +671,14 @@ static void ksz_phylink_get_caps(struct dsa_switch *ds, int port, void ksz_r_mib_stats64(struct ksz_device *dev, int port) { + struct ethtool_pause_stats *pstats; struct rtnl_link_stats64 *stats; struct ksz_stats_raw *raw; struct ksz_port_mib *mib; mib = &dev->ports[port].mib; stats = &mib->stats64; + pstats = &mib->pause_stats; raw = (struct ksz_stats_raw *)mib->counters; spin_lock(&mib->stats64_lock); @@ -708,6 +710,9 @@ void ksz_r_mib_stats64(struct ksz_device *dev, int port) stats->multicast = raw->rx_mcast; stats->collisions = raw->tx_total_col; + pstats->tx_pause_frames = raw->tx_pause; + pstats->rx_pause_frames = raw->rx_pause; + spin_unlock(&mib->stats64_lock); } @@ -724,6 +729,19 @@ static void ksz_get_stats64(struct dsa_switch *ds, int port, spin_unlock(&mib->stats64_lock); } +static void ksz_get_pause_stats(struct dsa_switch *ds, int port, + struct ethtool_pause_stats *pause_stats) +{ + struct ksz_device *dev = ds->priv; + struct ksz_port_mib *mib; + + mib = &dev->ports[port].mib; + + spin_lock(&mib->stats64_lock); + memcpy(pause_stats, &mib->pause_stats, sizeof(*pause_stats)); + spin_unlock(&mib->stats64_lock); +} + static void ksz_get_strings(struct dsa_switch *ds, int port, u32 stringset, uint8_t *buf) { @@ -1336,6 +1354,7 @@ static const struct dsa_switch_ops ksz_switch_ops = { .port_mirror_add = ksz_port_mirror_add, .port_mirror_del = ksz_port_mirror_del, .get_stats64 = ksz_get_stats64, + .get_pause_stats = ksz_get_pause_stats, .port_change_mtu = ksz_change_mtu, .port_max_mtu = ksz_max_mtu, }; diff --git a/drivers/net/dsa/microchip/ksz_common.h b/drivers/net/dsa/microchip/ksz_common.h index 91fbb3b62536..b61e569a9949 100644 --- a/drivers/net/dsa/microchip/ksz_common.h +++ b/drivers/net/dsa/microchip/ksz_common.h @@ -25,6 +25,7 @@ struct ksz_port_mib { u8 cnt_ptr; u64 *counters; struct rtnl_link_stats64 stats64; + struct ethtool_pause_stats pause_stats; struct spinlock stats64_lock; }; |