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Release 4.16 drivers/net/ethernet/apm/xgene-v2/ethtool.c

/*
 * Applied Micro X-Gene SoC Ethernet v2 Driver
 *
 * Copyright (c) 2017, Applied Micro Circuits Corporation
 * Author(s): Iyappan Subramanian <isubramanian@apm.com>
 *            Keyur Chudgar <kchudgar@apm.com>
 *
 * This program is free software; you can redistribute  it and/or modify it
 * under  the terms of  the GNU General  Public License as published by the
 * Free Software Foundation;  either version 2 of the  License, or (at your
 * option) any later version.
 *
 * 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, see <http://www.gnu.org/licenses/>.
 */

#include "main.h"


#define XGE_STAT(m)		{ #m, offsetof(struct xge_pdata, stats.m) }

#define XGE_EXTD_STAT(m, n)					\
	{                                                       \
                #m,                                             \
                n,                                              \
                0                                               \
        }


static const struct xge_gstrings_stats gstrings_stats[] = {
	XGE_STAT(rx_packets),
	XGE_STAT(tx_packets),
	XGE_STAT(rx_bytes),
	XGE_STAT(tx_bytes),
	XGE_STAT(rx_errors)
};


static struct xge_gstrings_extd_stats gstrings_extd_stats[] = {
	XGE_EXTD_STAT(tx_rx_64b_frame_cntr, TR64),
	XGE_EXTD_STAT(tx_rx_127b_frame_cntr, TR127),
	XGE_EXTD_STAT(tx_rx_255b_frame_cntr, TR255),
	XGE_EXTD_STAT(tx_rx_511b_frame_cntr, TR511),
	XGE_EXTD_STAT(tx_rx_1023b_frame_cntr, TR1K),
	XGE_EXTD_STAT(tx_rx_1518b_frame_cntr, TRMAX),
	XGE_EXTD_STAT(tx_rx_1522b_frame_cntr, TRMGV),
	XGE_EXTD_STAT(rx_fcs_error_cntr, RFCS),
	XGE_EXTD_STAT(rx_multicast_pkt_cntr, RMCA),
	XGE_EXTD_STAT(rx_broadcast_pkt_cntr, RBCA),
	XGE_EXTD_STAT(rx_ctrl_frame_pkt_cntr, RXCF),
	XGE_EXTD_STAT(rx_pause_frame_pkt_cntr, RXPF),
	XGE_EXTD_STAT(rx_unk_opcode_cntr, RXUO),
	XGE_EXTD_STAT(rx_align_err_cntr, RALN),
	XGE_EXTD_STAT(rx_frame_len_err_cntr, RFLR),
	XGE_EXTD_STAT(rx_code_err_cntr, RCDE),
	XGE_EXTD_STAT(rx_carrier_sense_err_cntr, RCSE),
	XGE_EXTD_STAT(rx_undersize_pkt_cntr, RUND),
	XGE_EXTD_STAT(rx_oversize_pkt_cntr, ROVR),
	XGE_EXTD_STAT(rx_fragments_cntr, RFRG),
	XGE_EXTD_STAT(rx_jabber_cntr, RJBR),
	XGE_EXTD_STAT(rx_dropped_pkt_cntr, RDRP),
	XGE_EXTD_STAT(tx_multicast_pkt_cntr, TMCA),
	XGE_EXTD_STAT(tx_broadcast_pkt_cntr, TBCA),
	XGE_EXTD_STAT(tx_pause_ctrl_frame_cntr, TXPF),
	XGE_EXTD_STAT(tx_defer_pkt_cntr, TDFR),
	XGE_EXTD_STAT(tx_excv_defer_pkt_cntr, TEDF),
	XGE_EXTD_STAT(tx_single_col_pkt_cntr, TSCL),
	XGE_EXTD_STAT(tx_multi_col_pkt_cntr, TMCL),
	XGE_EXTD_STAT(tx_late_col_pkt_cntr, TLCL),
	XGE_EXTD_STAT(tx_excv_col_pkt_cntr, TXCL),
	XGE_EXTD_STAT(tx_total_col_cntr, TNCL),
	XGE_EXTD_STAT(tx_pause_frames_hnrd_cntr, TPFH),
	XGE_EXTD_STAT(tx_drop_frame_cntr, TDRP),
	XGE_EXTD_STAT(tx_jabber_frame_cntr, TJBR),
	XGE_EXTD_STAT(tx_fcs_error_cntr, TFCS),
	XGE_EXTD_STAT(tx_ctrl_frame_cntr, TXCF),
	XGE_EXTD_STAT(tx_oversize_frame_cntr, TOVR),
	XGE_EXTD_STAT(tx_undersize_frame_cntr, TUND),
	XGE_EXTD_STAT(tx_fragments_cntr, TFRG)
};


#define XGE_STATS_LEN		ARRAY_SIZE(gstrings_stats)

#define XGE_EXTD_STATS_LEN	ARRAY_SIZE(gstrings_extd_stats)


static void xge_mac_get_extd_stats(struct xge_pdata *pdata) { u32 data; int i; for (i = 0; i < XGE_EXTD_STATS_LEN; i++) { data = xge_rd_csr(pdata, gstrings_extd_stats[i].addr); gstrings_extd_stats[i].value += data; } }

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Iyappan Subramanian55100.00%1100.00%
Total55100.00%1100.00%


static void xge_get_drvinfo(struct net_device *ndev, struct ethtool_drvinfo *info) { struct xge_pdata *pdata = netdev_priv(ndev); struct platform_device *pdev = pdata->pdev; strcpy(info->driver, "xgene-enet-v2"); strcpy(info->version, XGENE_ENET_V2_VERSION); snprintf(info->fw_version, ETHTOOL_FWVERS_LEN, "N/A"); sprintf(info->bus_info, "%s", pdev->name); }

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Iyappan Subramanian77100.00%1100.00%
Total77100.00%1100.00%


static void xge_get_strings(struct net_device *ndev, u32 stringset, u8 *data) { u8 *p = data; int i; if (stringset != ETH_SS_STATS) return; for (i = 0; i < XGE_STATS_LEN; i++) { memcpy(p, gstrings_stats[i].name, ETH_GSTRING_LEN); p += ETH_GSTRING_LEN; } for (i = 0; i < XGE_EXTD_STATS_LEN; i++) { memcpy(p, gstrings_extd_stats[i].name, ETH_GSTRING_LEN); p += ETH_GSTRING_LEN; } }

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Iyappan Subramanian100100.00%2100.00%
Total100100.00%2100.00%


static int xge_get_sset_count(struct net_device *ndev, int sset) { if (sset != ETH_SS_STATS) return -EINVAL; return XGE_STATS_LEN + XGE_EXTD_STATS_LEN; }

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Iyappan Subramanian29100.00%2100.00%
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static void xge_get_ethtool_stats(struct net_device *ndev, struct ethtool_stats *dummy, u64 *data) { void *pdata = netdev_priv(ndev); int i; for (i = 0; i < XGE_STATS_LEN; i++) *data++ = *(u64 *)(pdata + gstrings_stats[i].offset); xge_mac_get_extd_stats(pdata); for (i = 0; i < XGE_EXTD_STATS_LEN; i++) *data++ = gstrings_extd_stats[i].value; }

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Iyappan Subramanian94100.00%2100.00%
Total94100.00%2100.00%


static int xge_get_link_ksettings(struct net_device *ndev, struct ethtool_link_ksettings *cmd) { struct phy_device *phydev = ndev->phydev; if (!phydev) return -ENODEV; phy_ethtool_ksettings_get(phydev, cmd); return 0; }

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Iyappan Subramanian4193.18%150.00%
Yuval Shaia36.82%150.00%
Total44100.00%2100.00%


static int xge_set_link_ksettings(struct net_device *ndev, const struct ethtool_link_ksettings *cmd) { struct phy_device *phydev = ndev->phydev; if (!phydev) return -ENODEV; return phy_ethtool_ksettings_set(phydev, cmd); }

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Iyappan Subramanian43100.00%1100.00%
Total43100.00%1100.00%

static const struct ethtool_ops xge_ethtool_ops = { .get_drvinfo = xge_get_drvinfo, .get_link = ethtool_op_get_link, .get_strings = xge_get_strings, .get_sset_count = xge_get_sset_count, .get_ethtool_stats = xge_get_ethtool_stats, .get_link_ksettings = xge_get_link_ksettings, .set_link_ksettings = xge_set_link_ksettings, };
void xge_set_ethtool_ops(struct net_device *ndev) { ndev->ethtool_ops = &xge_ethtool_ops; }

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Iyappan Subramanian17100.00%1100.00%
Total17100.00%1100.00%


Overall Contributors

PersonTokensPropCommitsCommitProp
Iyappan Subramanian85099.65%266.67%
Yuval Shaia30.35%133.33%
Total853100.00%3100.00%
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