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First cut at ethtool support, to be completed over time. Signed-off-by: Olof Johansson <olof@lixom.net> Acked-by: Jeff Garzik <jgarzik@pobox.com>
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Olof Johansson
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Mar 5, 2008
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,159 @@ | ||
| /* | ||
| * Copyright (C) 2006-2008 PA Semi, Inc | ||
| * | ||
| * Ethtool hooks for the PA Semi PWRficient onchip 1G/10G Ethernet MACs | ||
| * | ||
| * This program is free software; you can redistribute it and/or modify | ||
| * it under the terms of the GNU General Public License version 2 as | ||
| * published by the Free Software Foundation. | ||
| * | ||
| * This program is distributed in the hope that it will be useful, | ||
| * but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
| * GNU General Public License for more details. | ||
| * | ||
| * You should have received a copy of the GNU General Public License | ||
| * along with this program; if not, write to the Free Software | ||
| * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | ||
| */ | ||
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| #include <linux/netdevice.h> | ||
| #include <linux/ethtool.h> | ||
| #include <linux/pci.h> | ||
| #include <linux/inet_lro.h> | ||
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| #include <asm/pasemi_dma.h> | ||
| #include "pasemi_mac.h" | ||
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| 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" }, | ||
| }; | ||
|
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| static int | ||
| pasemi_mac_ethtool_get_settings(struct net_device *netdev, | ||
| struct ethtool_cmd *cmd) | ||
| { | ||
| struct pasemi_mac *mac = netdev_priv(netdev); | ||
| struct phy_device *phydev = mac->phydev; | ||
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| return phy_ethtool_gset(phydev, cmd); | ||
| } | ||
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| static void | ||
| pasemi_mac_ethtool_get_drvinfo(struct net_device *netdev, | ||
| struct ethtool_drvinfo *drvinfo) | ||
| { | ||
| struct pasemi_mac *mac; | ||
| mac = netdev_priv(netdev); | ||
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| /* clear and fill out info */ | ||
| memset(drvinfo, 0, sizeof(struct ethtool_drvinfo)); | ||
| strncpy(drvinfo->driver, "pasemi_mac", 12); | ||
| strcpy(drvinfo->version, "N/A"); | ||
| strcpy(drvinfo->fw_version, "N/A"); | ||
| strncpy(drvinfo->bus_info, pci_name(mac->pdev), 32); | ||
| } | ||
|
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| static u32 | ||
| pasemi_mac_ethtool_get_msglevel(struct net_device *netdev) | ||
| { | ||
| struct pasemi_mac *mac = netdev_priv(netdev); | ||
| return mac->msg_enable; | ||
| } | ||
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| static void | ||
| pasemi_mac_ethtool_set_msglevel(struct net_device *netdev, | ||
| u32 level) | ||
| { | ||
| struct pasemi_mac *mac = netdev_priv(netdev); | ||
| mac->msg_enable = level; | ||
| } | ||
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| static void | ||
| pasemi_mac_ethtool_get_ringparam(struct net_device *netdev, | ||
| struct ethtool_ringparam *ering) | ||
| { | ||
| struct pasemi_mac *mac = netdev->priv; | ||
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| 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; | ||
| } | ||
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| 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; | ||
| } | ||
| } | ||
|
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| static void pasemi_mac_get_ethtool_stats(struct net_device *netdev, | ||
| struct ethtool_stats *stats, u64 *data) | ||
| { | ||
| struct pasemi_mac *mac = netdev->priv; | ||
| int i; | ||
|
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| 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)); | ||
| } | ||
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| static void pasemi_mac_get_strings(struct net_device *netdev, u32 stringset, | ||
| u8 *data) | ||
| { | ||
| memcpy(data, ethtool_stats_keys, sizeof(ethtool_stats_keys)); | ||
| } | ||
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| const struct ethtool_ops pasemi_mac_ethtool_ops = { | ||
| .get_settings = pasemi_mac_ethtool_get_settings, | ||
| .get_drvinfo = pasemi_mac_ethtool_get_drvinfo, | ||
| .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, | ||
| }; | ||
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