[mirror_ubuntu-artful-kernel.git] / drivers / net / ethernet / apm / xgene / xgene_enet_ethtool.c

/* Applied Micro X-Gene SoC Ethernet Driver
 *
 * Copyright (c) 2014, Applied Micro Circuits Corporation
 * Authors: Iyappan Subramanian <isubramanian@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 <linux/ethtool.h>
#include "xgene_enet_main.h"

struct xgene_gstrings_stats {
	char name[ETH_GSTRING_LEN];
	int offset;
	u32 addr;
	u32 mask;
};

#define XGENE_STAT(m) { #m, offsetof(struct rtnl_link_stats64, m) }
#define XGENE_EXTD_STAT(s, a, m)		\
		{			\
		.name = #s,		\
		.addr = a ## _ADDR,	\
		.mask = m		\
		}

static const struct xgene_gstrings_stats gstrings_stats[] = {
	XGENE_STAT(rx_packets),
	XGENE_STAT(tx_packets),
	XGENE_STAT(rx_bytes),
	XGENE_STAT(tx_bytes),
	XGENE_STAT(rx_errors),
	XGENE_STAT(tx_errors),
	XGENE_STAT(rx_length_errors),
	XGENE_STAT(rx_crc_errors),
	XGENE_STAT(rx_frame_errors),
	XGENE_STAT(rx_fifo_errors)
};

static const struct xgene_gstrings_stats gstrings_extd_stats[] = {
	XGENE_EXTD_STAT(tx_rx_64b_frame_cntr, TR64, 31),
	XGENE_EXTD_STAT(tx_rx_127b_frame_cntr, TR127, 31),
	XGENE_EXTD_STAT(tx_rx_255b_frame_cntr, TR255, 31),
	XGENE_EXTD_STAT(tx_rx_511b_frame_cntr, TR511, 31),
	XGENE_EXTD_STAT(tx_rx_1023b_frame_cntr, TR1K, 31),
	XGENE_EXTD_STAT(tx_rx_1518b_frame_cntr, TRMAX, 31),
	XGENE_EXTD_STAT(tx_rx_1522b_frame_cntr, TRMGV, 31),
	XGENE_EXTD_STAT(rx_fcs_error_cntr, RFCS, 16),
	XGENE_EXTD_STAT(rx_multicast_pkt_cntr, RMCA, 31),
	XGENE_EXTD_STAT(rx_broadcast_pkt_cntr, RBCA, 31),
	XGENE_EXTD_STAT(rx_ctrl_frame_pkt_cntr, RXCF, 16),
	XGENE_EXTD_STAT(rx_pause_frame_pkt_cntr, RXPF, 16),
	XGENE_EXTD_STAT(rx_unk_opcode_cntr, RXUO, 16),
	XGENE_EXTD_STAT(rx_align_err_cntr, RALN, 16),
	XGENE_EXTD_STAT(rx_frame_len_err_cntr, RFLR, 16),
	XGENE_EXTD_STAT(rx_frame_len_err_recov_cntr, DUMP, 0),
	XGENE_EXTD_STAT(rx_code_err_cntr, RCDE, 16),
	XGENE_EXTD_STAT(rx_carrier_sense_err_cntr, RCSE, 16),
	XGENE_EXTD_STAT(rx_undersize_pkt_cntr, RUND, 16),
	XGENE_EXTD_STAT(rx_oversize_pkt_cntr, ROVR, 16),
	XGENE_EXTD_STAT(rx_fragments_cntr, RFRG, 16),
	XGENE_EXTD_STAT(rx_jabber_cntr, RJBR, 16),
	XGENE_EXTD_STAT(rx_dropped_pkt_cntr, RDRP, 16),
	XGENE_EXTD_STAT(rx_overrun_cntr, DUMP, 0),
	XGENE_EXTD_STAT(tx_multicast_pkt_cntr, TMCA, 31),
	XGENE_EXTD_STAT(tx_broadcast_pkt_cntr, TBCA, 31),
	XGENE_EXTD_STAT(tx_pause_ctrl_frame_cntr, TXPF, 16),
	XGENE_EXTD_STAT(tx_defer_pkt_cntr, TDFR, 31),
	XGENE_EXTD_STAT(tx_excv_defer_pkt_cntr, TEDF, 31),
	XGENE_EXTD_STAT(tx_single_col_pkt_cntr, TSCL, 31),
	XGENE_EXTD_STAT(tx_multi_col_pkt_cntr, TMCL, 31),
	XGENE_EXTD_STAT(tx_late_col_pkt_cntr, TLCL, 31),
	XGENE_EXTD_STAT(tx_excv_col_pkt_cntr, TXCL, 31),
	XGENE_EXTD_STAT(tx_total_col_cntr, TNCL, 31),
	XGENE_EXTD_STAT(tx_pause_frames_hnrd_cntr, TPFH, 16),
	XGENE_EXTD_STAT(tx_drop_frame_cntr, TDRP, 16),
	XGENE_EXTD_STAT(tx_jabber_frame_cntr, TJBR, 12),
	XGENE_EXTD_STAT(tx_fcs_error_cntr, TFCS, 12),
	XGENE_EXTD_STAT(tx_ctrl_frame_cntr, TXCF, 12),
	XGENE_EXTD_STAT(tx_oversize_frame_cntr, TOVR, 12),
	XGENE_EXTD_STAT(tx_undersize_frame_cntr, TUND, 12),
	XGENE_EXTD_STAT(tx_fragments_cntr, TFRG, 12),
	XGENE_EXTD_STAT(tx_underrun_cntr, DUMP, 0)
};

#define XGENE_STATS_LEN		ARRAY_SIZE(gstrings_stats)
#define XGENE_EXTD_STATS_LEN	ARRAY_SIZE(gstrings_extd_stats)
#define FALSE_RFLR_IDX		15
#define RX_OVERRUN_IDX		23
#define TX_UNDERRUN_IDX		42

static void xgene_get_drvinfo(struct net_device *ndev,
			      struct ethtool_drvinfo *info)
{
	struct xgene_enet_pdata *pdata = netdev_priv(ndev);
	struct platform_device *pdev = pdata->pdev;

	strcpy(info->driver, "xgene_enet");
	strcpy(info->version, XGENE_DRV_VERSION);
	snprintf(info->fw_version, ETHTOOL_FWVERS_LEN, "N/A");
	sprintf(info->bus_info, "%s", pdev->name);
}

static int xgene_get_link_ksettings(struct net_device *ndev,
				    struct ethtool_link_ksettings *cmd)
{
	struct xgene_enet_pdata *pdata = netdev_priv(ndev);
	struct phy_device *phydev = ndev->phydev;
	u32 supported;

	if (pdata->phy_mode == PHY_INTERFACE_MODE_RGMII) {
		if (phydev == NULL)
			return -ENODEV;

		return phy_ethtool_ksettings_get(phydev, cmd);
	} else if (pdata->phy_mode == PHY_INTERFACE_MODE_SGMII) {
		if (pdata->mdio_driver) {
			if (!phydev)
				return -ENODEV;

			return phy_ethtool_ksettings_get(phydev, cmd);
		}

		supported = SUPPORTED_1000baseT_Full | SUPPORTED_Autoneg |
			SUPPORTED_MII;
		ethtool_convert_legacy_u32_to_link_mode(
			cmd->link_modes.supported,
			supported);
		ethtool_convert_legacy_u32_to_link_mode(
			cmd->link_modes.advertising,
			supported);

		cmd->base.speed = SPEED_1000;
		cmd->base.duplex = DUPLEX_FULL;
		cmd->base.port = PORT_MII;
		cmd->base.autoneg = AUTONEG_ENABLE;
	} else {
		supported = SUPPORTED_10000baseT_Full | SUPPORTED_FIBRE;
		ethtool_convert_legacy_u32_to_link_mode(
			cmd->link_modes.supported,
			supported);
		ethtool_convert_legacy_u32_to_link_mode(
			cmd->link_modes.advertising,
			supported);

		cmd->base.speed = SPEED_10000;
		cmd->base.duplex = DUPLEX_FULL;
		cmd->base.port = PORT_FIBRE;
		cmd->base.autoneg = AUTONEG_DISABLE;
	}

	return 0;
}

static int xgene_set_link_ksettings(struct net_device *ndev,
				    const struct ethtool_link_ksettings *cmd)
{
	struct xgene_enet_pdata *pdata = netdev_priv(ndev);
	struct phy_device *phydev = ndev->phydev;

	if (pdata->phy_mode == PHY_INTERFACE_MODE_RGMII) {
		if (!phydev)
			return -ENODEV;

		return phy_ethtool_ksettings_set(phydev, cmd);
	}

	if (pdata->phy_mode == PHY_INTERFACE_MODE_SGMII) {
		if (pdata->mdio_driver) {
			if (!phydev)
				return -ENODEV;

			return phy_ethtool_ksettings_set(phydev, cmd);
		}
	}

	return -EINVAL;
}

static void xgene_get_strings(struct net_device *ndev, u32 stringset, u8 *data)
{
	int i;
	u8 *p = data;

	if (stringset != ETH_SS_STATS)
		return;

	for (i = 0; i < XGENE_STATS_LEN; i++) {
		memcpy(p, gstrings_stats[i].name, ETH_GSTRING_LEN);
		p += ETH_GSTRING_LEN;
	}

	for (i = 0; i < XGENE_EXTD_STATS_LEN; i++) {
		memcpy(p, gstrings_extd_stats[i].name, ETH_GSTRING_LEN);
		p += ETH_GSTRING_LEN;
	}
}

static int xgene_get_sset_count(struct net_device *ndev, int sset)
{
	if (sset != ETH_SS_STATS)
		return -EINVAL;

	return XGENE_STATS_LEN + XGENE_EXTD_STATS_LEN;
}

static void xgene_get_extd_stats(struct xgene_enet_pdata *pdata)
{
	u32 rx_drop, tx_drop;
	u32 tmp;
	int i;

	for (i = 0; i < XGENE_EXTD_STATS_LEN; i++) {
		tmp = xgene_enet_rd_stat(pdata, gstrings_extd_stats[i].addr);
		if (gstrings_extd_stats[i].mask)
			pdata->extd_stats[i] += tmp &
				GENMASK(gstrings_extd_stats[i].mask - 1, 0);
	}

	pdata->mac_ops->get_drop_cnt(pdata, &rx_drop, &tx_drop);
	pdata->extd_stats[RX_OVERRUN_IDX] += rx_drop;
	pdata->extd_stats[TX_UNDERRUN_IDX] += tx_drop;

	/* Errata 10GE_8 -  Update Frame recovered from Errata 10GE_8/ENET_11 */
	pdata->extd_stats[FALSE_RFLR_IDX] = pdata->false_rflr;
}

int xgene_extd_stats_init(struct xgene_enet_pdata *pdata)
{
	pdata->extd_stats = devm_kmalloc_array(&pdata->pdev->dev,
			XGENE_EXTD_STATS_LEN, sizeof(u64), GFP_KERNEL);
	if (!pdata->extd_stats)
		return -ENOMEM;

	xgene_get_extd_stats(pdata);
	memset(pdata->extd_stats, 0, XGENE_EXTD_STATS_LEN * sizeof(u64));

	return 0;
}

static void xgene_get_ethtool_stats(struct net_device *ndev,
				    struct ethtool_stats *dummy,
				    u64 *data)
{
	struct xgene_enet_pdata *pdata = netdev_priv(ndev);
	struct rtnl_link_stats64 stats;
	int i;

	dev_get_stats(ndev, &stats);
	for (i = 0; i < XGENE_STATS_LEN; i++)
		data[i] = *(u64 *)((char *)&stats + gstrings_stats[i].offset);

	xgene_get_extd_stats(pdata);
	for (i = 0; i < XGENE_EXTD_STATS_LEN; i++)
		data[i + XGENE_STATS_LEN] = pdata->extd_stats[i];
}

static void xgene_get_pauseparam(struct net_device *ndev,
				 struct ethtool_pauseparam *pp)
{
	struct xgene_enet_pdata *pdata = netdev_priv(ndev);

	pp->autoneg = pdata->pause_autoneg;
	pp->tx_pause = pdata->tx_pause;
	pp->rx_pause = pdata->rx_pause;
}

static int xgene_set_pauseparam(struct net_device *ndev,
				struct ethtool_pauseparam *pp)
{
	struct xgene_enet_pdata *pdata = netdev_priv(ndev);
	struct phy_device *phydev = ndev->phydev;
	u32 oldadv, newadv;

	if (pdata->phy_mode == PHY_INTERFACE_MODE_RGMII ||
	    pdata->phy_mode == PHY_INTERFACE_MODE_SGMII) {
		if (!phydev)
			return -EINVAL;

		if (!(phydev->supported & SUPPORTED_Pause) ||
		    (!(phydev->supported & SUPPORTED_Asym_Pause) &&
		     pp->rx_pause != pp->tx_pause))
			return -EINVAL;

		pdata->pause_autoneg = pp->autoneg;
		pdata->tx_pause = pp->tx_pause;
		pdata->rx_pause = pp->rx_pause;

		oldadv = phydev->advertising;
		newadv = oldadv & ~(ADVERTISED_Pause | ADVERTISED_Asym_Pause);

		if (pp->rx_pause)
			newadv |= ADVERTISED_Pause | ADVERTISED_Asym_Pause;

		if (pp->tx_pause)
			newadv ^= ADVERTISED_Asym_Pause;

		if (oldadv ^ newadv) {
			phydev->advertising = newadv;

			if (phydev->autoneg)
				return phy_start_aneg(phydev);

			if (!pp->autoneg) {
				pdata->mac_ops->flowctl_tx(pdata,
							   pdata->tx_pause);
				pdata->mac_ops->flowctl_rx(pdata,
							   pdata->rx_pause);
			}
		}

	} else {
		if (pp->autoneg)
			return -EINVAL;

		pdata->tx_pause = pp->tx_pause;
		pdata->rx_pause = pp->rx_pause;

		pdata->mac_ops->flowctl_tx(pdata, pdata->tx_pause);
		pdata->mac_ops->flowctl_rx(pdata, pdata->rx_pause);
	}

	return 0;
}

static const struct ethtool_ops xgene_ethtool_ops = {
	.get_drvinfo = xgene_get_drvinfo,
	.get_link = ethtool_op_get_link,
	.get_strings = xgene_get_strings,
	.get_sset_count = xgene_get_sset_count,
	.get_ethtool_stats = xgene_get_ethtool_stats,
	.get_link_ksettings = xgene_get_link_ksettings,
	.set_link_ksettings = xgene_set_link_ksettings,
	.get_pauseparam = xgene_get_pauseparam,
	.set_pauseparam = xgene_set_pauseparam
};

void xgene_enet_set_ethtool_ops(struct net_device *ndev)
{
	ndev->ethtool_ops = &xgene_ethtool_ops;
}
Commit	Line	Data
e6ad7673 IS	1	/* Applied Micro X-Gene SoC Ethernet Driver
	2	*
	3	* Copyright (c) 2014, Applied Micro Circuits Corporation
	4	* Authors: Iyappan Subramanian <isubramanian@apm.com>
	5	*
	6	* This program is free software; you can redistribute it and/or modify it
	7	* under the terms of the GNU General Public License as published by the
	8	* Free Software Foundation; either version 2 of the License, or (at your
	9	* option) any later version.
	10	*
	11	* This program is distributed in the hope that it will be useful,
	12	* but WITHOUT ANY WARRANTY; without even the implied warranty of
	13	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	14	* GNU General Public License for more details.
	15	*
	16	* You should have received a copy of the GNU General Public License
	17	* along with this program. If not, see <http://www.gnu.org/licenses/>.
	18	*/
	19
	20	#include <linux/ethtool.h>
	21	#include "xgene_enet_main.h"
	22
	23	struct xgene_gstrings_stats {
	24	char name[ETH_GSTRING_LEN];
	25	int offset;
2d07d8e4 QN	26	u32 addr;
2d07d8e4 QN	27	u32 mask;
e6ad7673 IS	28	};
e6ad7673 IS	29
3f5a2ef1	30	#define XGENE_STAT(m) { #m, offsetof(struct rtnl_link_stats64, m) }
2d07d8e4 QN	31	#define XGENE_EXTD_STAT(s, a, m) \
	32	{ \
	33	.name = #s, \
	34	.addr = a ## _ADDR, \
	35	.mask = m \
	36	}
e6ad7673 IS	37
	38	static const struct xgene_gstrings_stats gstrings_stats[] = {
	39	XGENE_STAT(rx_packets),
	40	XGENE_STAT(tx_packets),
	41	XGENE_STAT(rx_bytes),
	42	XGENE_STAT(tx_bytes),
	43	XGENE_STAT(rx_errors),
	44	XGENE_STAT(tx_errors),
	45	XGENE_STAT(rx_length_errors),
	46	XGENE_STAT(rx_crc_errors),
	47	XGENE_STAT(rx_frame_errors),
	48	XGENE_STAT(rx_fifo_errors)
	49	};
	50
2d07d8e4 QN	51	static const struct xgene_gstrings_stats gstrings_extd_stats[] = {
	52	XGENE_EXTD_STAT(tx_rx_64b_frame_cntr, TR64, 31),
	53	XGENE_EXTD_STAT(tx_rx_127b_frame_cntr, TR127, 31),
	54	XGENE_EXTD_STAT(tx_rx_255b_frame_cntr, TR255, 31),
	55	XGENE_EXTD_STAT(tx_rx_511b_frame_cntr, TR511, 31),
	56	XGENE_EXTD_STAT(tx_rx_1023b_frame_cntr, TR1K, 31),
	57	XGENE_EXTD_STAT(tx_rx_1518b_frame_cntr, TRMAX, 31),
	58	XGENE_EXTD_STAT(tx_rx_1522b_frame_cntr, TRMGV, 31),
	59	XGENE_EXTD_STAT(rx_fcs_error_cntr, RFCS, 16),
	60	XGENE_EXTD_STAT(rx_multicast_pkt_cntr, RMCA, 31),
	61	XGENE_EXTD_STAT(rx_broadcast_pkt_cntr, RBCA, 31),
	62	XGENE_EXTD_STAT(rx_ctrl_frame_pkt_cntr, RXCF, 16),
	63	XGENE_EXTD_STAT(rx_pause_frame_pkt_cntr, RXPF, 16),
	64	XGENE_EXTD_STAT(rx_unk_opcode_cntr, RXUO, 16),
	65	XGENE_EXTD_STAT(rx_align_err_cntr, RALN, 16),
	66	XGENE_EXTD_STAT(rx_frame_len_err_cntr, RFLR, 16),
eaef62a4	67	XGENE_EXTD_STAT(rx_frame_len_err_recov_cntr, DUMP, 0),
2d07d8e4 QN	68	XGENE_EXTD_STAT(rx_code_err_cntr, RCDE, 16),
	69	XGENE_EXTD_STAT(rx_carrier_sense_err_cntr, RCSE, 16),
	70	XGENE_EXTD_STAT(rx_undersize_pkt_cntr, RUND, 16),
	71	XGENE_EXTD_STAT(rx_oversize_pkt_cntr, ROVR, 16),
	72	XGENE_EXTD_STAT(rx_fragments_cntr, RFRG, 16),
	73	XGENE_EXTD_STAT(rx_jabber_cntr, RJBR, 16),
	74	XGENE_EXTD_STAT(rx_dropped_pkt_cntr, RDRP, 16),
ca6d550c	75	XGENE_EXTD_STAT(rx_overrun_cntr, DUMP, 0),
2d07d8e4 QN	76	XGENE_EXTD_STAT(tx_multicast_pkt_cntr, TMCA, 31),
	77	XGENE_EXTD_STAT(tx_broadcast_pkt_cntr, TBCA, 31),
	78	XGENE_EXTD_STAT(tx_pause_ctrl_frame_cntr, TXPF, 16),
	79	XGENE_EXTD_STAT(tx_defer_pkt_cntr, TDFR, 31),
	80	XGENE_EXTD_STAT(tx_excv_defer_pkt_cntr, TEDF, 31),
	81	XGENE_EXTD_STAT(tx_single_col_pkt_cntr, TSCL, 31),
	82	XGENE_EXTD_STAT(tx_multi_col_pkt_cntr, TMCL, 31),
	83	XGENE_EXTD_STAT(tx_late_col_pkt_cntr, TLCL, 31),
	84	XGENE_EXTD_STAT(tx_excv_col_pkt_cntr, TXCL, 31),
	85	XGENE_EXTD_STAT(tx_total_col_cntr, TNCL, 31),
	86	XGENE_EXTD_STAT(tx_pause_frames_hnrd_cntr, TPFH, 16),
	87	XGENE_EXTD_STAT(tx_drop_frame_cntr, TDRP, 16),
	88	XGENE_EXTD_STAT(tx_jabber_frame_cntr, TJBR, 12),
	89	XGENE_EXTD_STAT(tx_fcs_error_cntr, TFCS, 12),
	90	XGENE_EXTD_STAT(tx_ctrl_frame_cntr, TXCF, 12),
	91	XGENE_EXTD_STAT(tx_oversize_frame_cntr, TOVR, 12),
	92	XGENE_EXTD_STAT(tx_undersize_frame_cntr, TUND, 12),
ca6d550c IS	93	XGENE_EXTD_STAT(tx_fragments_cntr, TFRG, 12),
ca6d550c IS	94	XGENE_EXTD_STAT(tx_underrun_cntr, DUMP, 0)
2d07d8e4 QN	95	};
2d07d8e4 QN	96
e6ad7673	97	#define XGENE_STATS_LEN ARRAY_SIZE(gstrings_stats)
2d07d8e4	98	#define XGENE_EXTD_STATS_LEN ARRAY_SIZE(gstrings_extd_stats)
eaef62a4 QN	99	#define FALSE_RFLR_IDX 15
	100	#define RX_OVERRUN_IDX 23
	101	#define TX_UNDERRUN_IDX 42
e6ad7673 IS	102
	103	static void xgene_get_drvinfo(struct net_device *ndev,
	104	struct ethtool_drvinfo *info)
	105	{
	106	struct xgene_enet_pdata *pdata = netdev_priv(ndev);
	107	struct platform_device *pdev = pdata->pdev;
	108
	109	strcpy(info->driver, "xgene_enet");
	110	strcpy(info->version, XGENE_DRV_VERSION);
	111	snprintf(info->fw_version, ETHTOOL_FWVERS_LEN, "N/A");
	112	sprintf(info->bus_info, "%s", pdev->name);
	113	}
	114
36a19b29 PR	115	static int xgene_get_link_ksettings(struct net_device *ndev,
36a19b29 PR	116	struct ethtool_link_ksettings *cmd)
e6ad7673 IS	117	{
e6ad7673 IS	118	struct xgene_enet_pdata *pdata = netdev_priv(ndev);
971d3a44	119	struct phy_device *phydev = ndev->phydev;
36a19b29	120	u32 supported;
e6ad7673	121
41aace6e IS	122	if (pdata->phy_mode == PHY_INTERFACE_MODE_RGMII) {
	123	if (phydev == NULL)
	124	return -ENODEV;
e6ad7673	125
36a19b29	126	return phy_ethtool_ksettings_get(phydev, cmd);
5e6a024b	127	} else if (pdata->phy_mode == PHY_INTERFACE_MODE_SGMII) {
52d1fd99 IS	128	if (pdata->mdio_driver) {
	129	if (!phydev)
	130	return -ENODEV;
	131
36a19b29	132	return phy_ethtool_ksettings_get(phydev, cmd);
52d1fd99 IS	133	}
52d1fd99 IS	134
36a19b29 PR	135	supported = SUPPORTED_1000baseT_Full \| SUPPORTED_Autoneg \|
	136	SUPPORTED_MII;
	137	ethtool_convert_legacy_u32_to_link_mode(
	138	cmd->link_modes.supported,
	139	supported);
	140	ethtool_convert_legacy_u32_to_link_mode(
	141	cmd->link_modes.advertising,
	142	supported);
	143
	144	cmd->base.speed = SPEED_1000;
	145	cmd->base.duplex = DUPLEX_FULL;
	146	cmd->base.port = PORT_MII;
	147	cmd->base.autoneg = AUTONEG_ENABLE;
5e6a024b	148	} else {
36a19b29 PR	149	supported = SUPPORTED_10000baseT_Full \| SUPPORTED_FIBRE;
	150	ethtool_convert_legacy_u32_to_link_mode(
	151	cmd->link_modes.supported,
	152	supported);
	153	ethtool_convert_legacy_u32_to_link_mode(
	154	cmd->link_modes.advertising,
	155	supported);
	156
	157	cmd->base.speed = SPEED_10000;
	158	cmd->base.duplex = DUPLEX_FULL;
	159	cmd->base.port = PORT_FIBRE;
	160	cmd->base.autoneg = AUTONEG_DISABLE;
41aace6e IS	161	}
41aace6e IS	162
41aace6e	163	return 0;
e6ad7673 IS	164	}
e6ad7673 IS	165
36a19b29 PR	166	static int xgene_set_link_ksettings(struct net_device *ndev,
36a19b29 PR	167	const struct ethtool_link_ksettings *cmd)
e6ad7673 IS	168	{
e6ad7673 IS	169	struct xgene_enet_pdata *pdata = netdev_priv(ndev);
971d3a44	170	struct phy_device *phydev = ndev->phydev;
e6ad7673	171
41aace6e	172	if (pdata->phy_mode == PHY_INTERFACE_MODE_RGMII) {
52d1fd99	173	if (!phydev)
41aace6e IS	174	return -ENODEV;
41aace6e IS	175
36a19b29	176	return phy_ethtool_ksettings_set(phydev, cmd);
41aace6e	177	}
e6ad7673	178
52d1fd99 IS	179	if (pdata->phy_mode == PHY_INTERFACE_MODE_SGMII) {
	180	if (pdata->mdio_driver) {
	181	if (!phydev)
	182	return -ENODEV;
	183
36a19b29	184	return phy_ethtool_ksettings_set(phydev, cmd);
52d1fd99 IS	185	}
	186	}
	187
41aace6e	188	return -EINVAL;
e6ad7673 IS	189	}
	190
	191	static void xgene_get_strings(struct net_device ndev, u32 stringset, u8 data)
	192	{
	193	int i;
	194	u8 *p = data;
	195
	196	if (stringset != ETH_SS_STATS)
	197	return;
	198
	199	for (i = 0; i < XGENE_STATS_LEN; i++) {
	200	memcpy(p, gstrings_stats[i].name, ETH_GSTRING_LEN);
	201	p += ETH_GSTRING_LEN;
	202	}
2d07d8e4 QN	203
	204	for (i = 0; i < XGENE_EXTD_STATS_LEN; i++) {
	205	memcpy(p, gstrings_extd_stats[i].name, ETH_GSTRING_LEN);
	206	p += ETH_GSTRING_LEN;
	207	}
e6ad7673 IS	208	}
	209
	210	static int xgene_get_sset_count(struct net_device *ndev, int sset)
	211	{
	212	if (sset != ETH_SS_STATS)
	213	return -EINVAL;
	214
2d07d8e4 QN	215	return XGENE_STATS_LEN + XGENE_EXTD_STATS_LEN;
	216	}
	217
	218	static void xgene_get_extd_stats(struct xgene_enet_pdata *pdata)
	219	{
ca6d550c	220	u32 rx_drop, tx_drop;
2d07d8e4 QN	221	u32 tmp;
	222	int i;
	223
	224	for (i = 0; i < XGENE_EXTD_STATS_LEN; i++) {
	225	tmp = xgene_enet_rd_stat(pdata, gstrings_extd_stats[i].addr);
ca6d550c IS	226	if (gstrings_extd_stats[i].mask)
	227	pdata->extd_stats[i] += tmp &
	228	GENMASK(gstrings_extd_stats[i].mask - 1, 0);
2d07d8e4	229	}
ca6d550c IS	230
	231	pdata->mac_ops->get_drop_cnt(pdata, &rx_drop, &tx_drop);
	232	pdata->extd_stats[RX_OVERRUN_IDX] += rx_drop;
	233	pdata->extd_stats[TX_UNDERRUN_IDX] += tx_drop;
eaef62a4 QN	234
	235	/* Errata 10GE_8 - Update Frame recovered from Errata 10GE_8/ENET_11 */
	236	pdata->extd_stats[FALSE_RFLR_IDX] = pdata->false_rflr;
2d07d8e4 QN	237	}
	238
	239	int xgene_extd_stats_init(struct xgene_enet_pdata *pdata)
	240	{
	241	pdata->extd_stats = devm_kmalloc_array(&pdata->pdev->dev,
	242	XGENE_EXTD_STATS_LEN, sizeof(u64), GFP_KERNEL);
	243	if (!pdata->extd_stats)
	244	return -ENOMEM;
	245
	246	xgene_get_extd_stats(pdata);
	247	memset(pdata->extd_stats, 0, XGENE_EXTD_STATS_LEN * sizeof(u64));
	248
	249	return 0;
e6ad7673 IS	250	}
	251
	252	static void xgene_get_ethtool_stats(struct net_device *ndev,
	253	struct ethtool_stats *dummy,
	254	u64 *data)
	255	{
2d07d8e4	256	struct xgene_enet_pdata *pdata = netdev_priv(ndev);
3f5a2ef1	257	struct rtnl_link_stats64 stats;
e6ad7673 IS	258	int i;
e6ad7673 IS	259
3f5a2ef1	260	dev_get_stats(ndev, &stats);
e6ad7673	261	for (i = 0; i < XGENE_STATS_LEN; i++)
3f5a2ef1	262	data[i] = (u64 )((char *)&stats + gstrings_stats[i].offset);
2d07d8e4 QN	263
	264	xgene_get_extd_stats(pdata);
	265	for (i = 0; i < XGENE_EXTD_STATS_LEN; i++)
	266	data[i + XGENE_STATS_LEN] = pdata->extd_stats[i];
e6ad7673 IS	267	}
e6ad7673 IS	268
0296fe4d IS	269	static void xgene_get_pauseparam(struct net_device *ndev,
	270	struct ethtool_pauseparam *pp)
	271	{
	272	struct xgene_enet_pdata *pdata = netdev_priv(ndev);
	273
	274	pp->autoneg = pdata->pause_autoneg;
	275	pp->tx_pause = pdata->tx_pause;
	276	pp->rx_pause = pdata->rx_pause;
	277	}
	278
	279	static int xgene_set_pauseparam(struct net_device *ndev,
	280	struct ethtool_pauseparam *pp)
	281	{
	282	struct xgene_enet_pdata *pdata = netdev_priv(ndev);
	283	struct phy_device *phydev = ndev->phydev;
	284	u32 oldadv, newadv;
	285
	286	if (pdata->phy_mode == PHY_INTERFACE_MODE_RGMII \|\|
	287	pdata->phy_mode == PHY_INTERFACE_MODE_SGMII) {
	288	if (!phydev)
	289	return -EINVAL;
	290
	291	if (!(phydev->supported & SUPPORTED_Pause) \|\|
	292	(!(phydev->supported & SUPPORTED_Asym_Pause) &&
	293	pp->rx_pause != pp->tx_pause))
	294	return -EINVAL;
	295
	296	pdata->pause_autoneg = pp->autoneg;
	297	pdata->tx_pause = pp->tx_pause;
	298	pdata->rx_pause = pp->rx_pause;
	299
	300	oldadv = phydev->advertising;
	301	newadv = oldadv & ~(ADVERTISED_Pause \| ADVERTISED_Asym_Pause);
	302
	303	if (pp->rx_pause)
	304	newadv \|= ADVERTISED_Pause \| ADVERTISED_Asym_Pause;
	305
	306	if (pp->tx_pause)
	307	newadv ^= ADVERTISED_Asym_Pause;
	308
	309	if (oldadv ^ newadv) {
	310	phydev->advertising = newadv;
	311
	312	if (phydev->autoneg)
	313	return phy_start_aneg(phydev);
	314
	315	if (!pp->autoneg) {
	316	pdata->mac_ops->flowctl_tx(pdata,
	317	pdata->tx_pause);
	318	pdata->mac_ops->flowctl_rx(pdata,
	319	pdata->rx_pause);
	320	}
	321	}
	322
	323	} else {
	324	if (pp->autoneg)
	325	return -EINVAL;
	326
	327	pdata->tx_pause = pp->tx_pause;
	328	pdata->rx_pause = pp->rx_pause;
	329
	330	pdata->mac_ops->flowctl_tx(pdata, pdata->tx_pause);
	331	pdata->mac_ops->flowctl_rx(pdata, pdata->rx_pause);
	332	}
333
334	return 0;
335	}
336
e6ad7673 IS	337	static const struct ethtool_ops xgene_ethtool_ops = {
e6ad7673 IS	338	.get_drvinfo = xgene_get_drvinfo,
e6ad7673 IS	339	.get_link = ethtool_op_get_link,
	340	.get_strings = xgene_get_strings,
	341	.get_sset_count = xgene_get_sset_count,
36a19b29 PR	342	.get_ethtool_stats = xgene_get_ethtool_stats,
	343	.get_link_ksettings = xgene_get_link_ksettings,
	344	.set_link_ksettings = xgene_set_link_ksettings,
0296fe4d IS	345	.get_pauseparam = xgene_get_pauseparam,
0296fe4d IS	346	.set_pauseparam = xgene_set_pauseparam
e6ad7673 IS	347	};
	348
	349	void xgene_enet_set_ethtool_ops(struct net_device *ndev)
	350	{
	351	ndev->ethtool_ops = &xgene_ethtool_ops;
	352	}