Messages in this thread Patch in this message | | | From | Oleksij Rempel <> | Subject | [PATCH net-next v1 3/3] net: dsa: microchip: add pause stats support | Date | Fri, 24 Jun 2022 14:59:02 +0200 |
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Add support for pause specific stats.
Tested on ksz9477.
Signed-off-by: Oleksij Rempel <o.rempel@pengutronix.de> --- drivers/net/dsa/microchip/ksz9477.c | 1 + drivers/net/dsa/microchip/ksz_common.c | 19 +++++++++++++++++++ drivers/net/dsa/microchip/ksz_common.h | 3 +++ 3 files changed, 23 insertions(+)
diff --git a/drivers/net/dsa/microchip/ksz9477.c b/drivers/net/dsa/microchip/ksz9477.c index ab40b700cf1a..8c31fb0fe1fd 100644 --- a/drivers/net/dsa/microchip/ksz9477.c +++ b/drivers/net/dsa/microchip/ksz9477.c @@ -1351,6 +1351,7 @@ static const struct dsa_switch_ops ksz9477_switch_ops = { .port_mirror_add = ksz9477_port_mirror_add, .port_mirror_del = ksz9477_port_mirror_del, .get_stats64 = ksz_get_stats64, + .get_pause_stats = ksz_get_pause_stats, .port_change_mtu = ksz9477_change_mtu, .port_max_mtu = ksz9477_max_mtu, }; diff --git a/drivers/net/dsa/microchip/ksz_common.c b/drivers/net/dsa/microchip/ksz_common.c index 9ca8c8d7740f..1022affb45aa 100644 --- a/drivers/net/dsa/microchip/ksz_common.c +++ b/drivers/net/dsa/microchip/ksz_common.c @@ -461,12 +461,14 @@ EXPORT_SYMBOL_GPL(ksz_phylink_get_caps); 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); @@ -498,6 +500,9 @@ 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); } EXPORT_SYMBOL_GPL(ksz_r_mib_stats64); @@ -516,6 +521,20 @@ void ksz_get_stats64(struct dsa_switch *ds, int port, } EXPORT_SYMBOL_GPL(ksz_get_stats64); +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); +} +EXPORT_SYMBOL_GPL(ksz_get_pause_stats); + void ksz_get_strings(struct dsa_switch *ds, int port, u32 stringset, uint8_t *buf) { diff --git a/drivers/net/dsa/microchip/ksz_common.h b/drivers/net/dsa/microchip/ksz_common.h index 8500eaedad67..5d81faf81c1b 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; }; @@ -200,6 +201,8 @@ void ksz_init_mib_timer(struct ksz_device *dev); void ksz_r_mib_stats64(struct ksz_device *dev, int port); void ksz_get_stats64(struct dsa_switch *ds, int port, struct rtnl_link_stats64 *s); +void ksz_get_pause_stats(struct dsa_switch *ds, int port, + struct ethtool_pause_stats *pause_stats); void ksz_phylink_get_caps(struct dsa_switch *ds, int port, struct phylink_config *config); extern const struct ksz_chip_data ksz_switch_chips[]; -- 2.30.2
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