diff options
| author | Lorenzo Bianconi <lorenzo@kernel.org> | 2022-04-12 18:31:59 +0200 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2022-04-15 10:43:48 +0100 |
| commit | b3fc79225f055af7ef48b47a90752c31cc062e6e (patch) | |
| tree | bf6c91452e8bda9c83c0a37fdade0f67b4ac7e28 | |
| parent | f3c5264f452a5b0ac1de1f2f657efbabdea3c76a (diff) | |
| download | linux-b3fc79225f055af7ef48b47a90752c31cc062e6e.tar.bz2 | |
net: mvneta: add support for page_pool_get_stats
Introduce support for the page_pool stats API into mvneta driver.
Report page_pool stats through ethtool.
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
| -rw-r--r-- | drivers/net/ethernet/marvell/Kconfig | 1 | ||||
| -rw-r--r-- | drivers/net/ethernet/marvell/mvneta.c | 20 |
2 files changed, 20 insertions, 1 deletions
diff --git a/drivers/net/ethernet/marvell/Kconfig b/drivers/net/ethernet/marvell/Kconfig index 4cb55724001b..f58a1c0144ba 100644 --- a/drivers/net/ethernet/marvell/Kconfig +++ b/drivers/net/ethernet/marvell/Kconfig @@ -62,6 +62,7 @@ config MVNETA select MVMDIO select PHYLINK select PAGE_POOL + select PAGE_POOL_STATS help This driver supports the network interface units in the Marvell ARMADA XP, ARMADA 370, ARMADA 38x and diff --git a/drivers/net/ethernet/marvell/mvneta.c b/drivers/net/ethernet/marvell/mvneta.c index 934f6dd90992..f6a54c7f0c69 100644 --- a/drivers/net/ethernet/marvell/mvneta.c +++ b/drivers/net/ethernet/marvell/mvneta.c @@ -4735,6 +4735,9 @@ static void mvneta_ethtool_get_strings(struct net_device *netdev, u32 sset, for (i = 0; i < ARRAY_SIZE(mvneta_statistics); i++) memcpy(data + i * ETH_GSTRING_LEN, mvneta_statistics[i].name, ETH_GSTRING_LEN); + + data += ETH_GSTRING_LEN * ARRAY_SIZE(mvneta_statistics); + page_pool_ethtool_stats_get_strings(data); } } @@ -4847,6 +4850,17 @@ static void mvneta_ethtool_update_stats(struct mvneta_port *pp) } } +static void mvneta_ethtool_pp_stats(struct mvneta_port *pp, u64 *data) +{ + struct page_pool_stats stats = {}; + int i; + + for (i = 0; i < rxq_number; i++) + page_pool_get_stats(pp->rxqs[i].page_pool, &stats); + + page_pool_ethtool_stats_get(data, &stats); +} + static void mvneta_ethtool_get_stats(struct net_device *dev, struct ethtool_stats *stats, u64 *data) { @@ -4857,12 +4871,16 @@ static void mvneta_ethtool_get_stats(struct net_device *dev, for (i = 0; i < ARRAY_SIZE(mvneta_statistics); i++) *data++ = pp->ethtool_stats[i]; + + mvneta_ethtool_pp_stats(pp, data); } static int mvneta_ethtool_get_sset_count(struct net_device *dev, int sset) { if (sset == ETH_SS_STATS) - return ARRAY_SIZE(mvneta_statistics); + return ARRAY_SIZE(mvneta_statistics) + + page_pool_ethtool_stats_get_count(); + return -EOPNOTSUPP; } |