// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2006-2008 PA Semi, Inc * * Ethtool hooks for the PA Semi PWRficient onchip 1G/10G Ethernet MACs */ #include <linux/netdevice.h> #include <linux/ethtool.h> #include <linux/pci.h> #include <asm/pasemi_dma.h> #include "pasemi_mac.h" static struct { const char str[ETH_GSTRING_LEN]; } ethtool_stats_keys[] = { { "rx-drops" }, { "rx-bytes" }, { "rx-packets" }, { "rx-broadcast-packets" }, { "rx-multicast-packets" }, { "rx-crc-errors" }, { "rx-undersize-errors" }, { "rx-oversize-errors" }, { "rx-short-fragment-errors" }, { "rx-jabber-errors" }, { "rx-64-byte-packets" }, { "rx-65-127-byte-packets" }, { "rx-128-255-byte-packets" }, { "rx-256-511-byte-packets" }, { "rx-512-1023-byte-packets" }, { "rx-1024-1518-byte-packets" }, { "rx-pause-frames" }, { "tx-bytes" }, { "tx-packets" }, { "tx-broadcast-packets" }, { "tx-multicast-packets" }, { "tx-collisions" }, { "tx-late-collisions" }, { "tx-excessive-collisions" }, { "tx-crc-errors" }, { "tx-undersize-errors" }, { "tx-oversize-errors" }, { "tx-64-byte-packets" }, { "tx-65-127-byte-packets" }, { "tx-128-255-byte-packets" }, { "tx-256-511-byte-packets" }, { "tx-512-1023-byte-packets" }, { "tx-1024-1518-byte-packets" }, }; static u32 pasemi_mac_ethtool_get_msglevel(struct net_device *netdev) { struct pasemi_mac *mac = netdev_priv(netdev); return mac->msg_enable; } static void pasemi_mac_ethtool_set_msglevel(struct net_device *netdev, u32 level) { struct pasemi_mac *mac = netdev_priv(netdev); mac->msg_enable = level; } static void pasemi_mac_ethtool_get_ringparam(struct net_device *netdev, struct ethtool_ringparam *ering) { struct pasemi_mac *mac = netdev_priv(netdev); ering->tx_max_pending = TX_RING_SIZE/2; ering->tx_pending = RING_USED(mac->tx)/2; ering->rx_max_pending = RX_RING_SIZE/4; ering->rx_pending = RING_USED(mac->rx)/4; } static int pasemi_mac_get_sset_count(struct net_device *netdev, int sset) { switch (sset) { case ETH_SS_STATS: return ARRAY_SIZE(ethtool_stats_keys); default: return -EOPNOTSUPP; } } static void pasemi_mac_get_ethtool_stats(struct net_device *netdev, struct ethtool_stats *stats, u64 *data) { struct pasemi_mac *mac = netdev_priv(netdev); int i; data[0] = pasemi_read_dma_reg(PAS_DMA_RXINT_RCMDSTA(mac->dma_if)) >> PAS_DMA_RXINT_RCMDSTA_DROPS_S; for (i = 0; i < 32; i++) data[1+i] = pasemi_read_mac_reg(mac->dma_if, PAS_MAC_RMON(i)); } static void pasemi_mac_get_strings(struct net_device *netdev, u32 stringset, u8 *data) { memcpy(data, ethtool_stats_keys, sizeof(ethtool_stats_keys)); } const struct ethtool_ops pasemi_mac_ethtool_ops = { .get_msglevel = pasemi_mac_ethtool_get_msglevel, .set_msglevel = pasemi_mac_ethtool_set_msglevel, .get_link = ethtool_op_get_link, .get_ringparam = pasemi_mac_ethtool_get_ringparam, .get_strings = pasemi_mac_get_strings, .get_sset_count = pasemi_mac_get_sset_count, .get_ethtool_stats = pasemi_mac_get_ethtool_stats, .get_link_ksettings = phy_ethtool_get_link_ksettings, .set_link_ksettings = phy_ethtool_set_link_ksettings, };