[deliverable/linux.git] / drivers / net / ethernet / amd / xgbe / xgbe-ethtool.c

/*
 * AMD 10Gb Ethernet driver
 *
 * This file is available to you under your choice of the following two
 * licenses:
 *
 * License 1: GPLv2
 *
 * Copyright (c) 2014 Advanced Micro Devices, Inc.
 *
 * This file is free software; you may copy, redistribute 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 file 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/>.
 *
 * This file incorporates work covered by the following copyright and
 * permission notice:
 *     The Synopsys DWC ETHER XGMAC Software Driver and documentation
 *     (hereinafter "Software") is an unsupported proprietary work of Synopsys,
 *     Inc. unless otherwise expressly agreed to in writing between Synopsys
 *     and you.
 *
 *     The Software IS NOT an item of Licensed Software or Licensed Product
 *     under any End User Software License Agreement or Agreement for Licensed
 *     Product with Synopsys or any supplement thereto.  Permission is hereby
 *     granted, free of charge, to any person obtaining a copy of this software
 *     annotated with this license and the Software, to deal in the Software
 *     without restriction, including without limitation the rights to use,
 *     copy, modify, merge, publish, distribute, sublicense, and/or sell copies
 *     of the Software, and to permit persons to whom the Software is furnished
 *     to do so, subject to the following conditions:
 *
 *     The above copyright notice and this permission notice shall be included
 *     in all copies or substantial portions of the Software.
 *
 *     THIS SOFTWARE IS BEING DISTRIBUTED BY SYNOPSYS SOLELY ON AN "AS IS"
 *     BASIS AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
 *     TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
 *     PARTICULAR PURPOSE ARE HEREBY DISCLAIMED. IN NO EVENT SHALL SYNOPSYS
 *     BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 *     CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 *     SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 *     INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 *     CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 *     ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
 *     THE POSSIBILITY OF SUCH DAMAGE.
 *
 *
 * License 2: Modified BSD
 *
 * Copyright (c) 2014 Advanced Micro Devices, Inc.
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *     * Redistributions of source code must retain the above copyright
 *       notice, this list of conditions and the following disclaimer.
 *     * Redistributions in binary form must reproduce the above copyright
 *       notice, this list of conditions and the following disclaimer in the
 *       documentation and/or other materials provided with the distribution.
 *     * Neither the name of Advanced Micro Devices, Inc. nor the
 *       names of its contributors may be used to endorse or promote products
 *       derived from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED. IN NO EVENT SHALL <COPYRIGHT HOLDER> BE LIABLE FOR ANY
 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 *
 * This file incorporates work covered by the following copyright and
 * permission notice:
 *     The Synopsys DWC ETHER XGMAC Software Driver and documentation
 *     (hereinafter "Software") is an unsupported proprietary work of Synopsys,
 *     Inc. unless otherwise expressly agreed to in writing between Synopsys
 *     and you.
 *
 *     The Software IS NOT an item of Licensed Software or Licensed Product
 *     under any End User Software License Agreement or Agreement for Licensed
 *     Product with Synopsys or any supplement thereto.  Permission is hereby
 *     granted, free of charge, to any person obtaining a copy of this software
 *     annotated with this license and the Software, to deal in the Software
 *     without restriction, including without limitation the rights to use,
 *     copy, modify, merge, publish, distribute, sublicense, and/or sell copies
 *     of the Software, and to permit persons to whom the Software is furnished
 *     to do so, subject to the following conditions:
 *
 *     The above copyright notice and this permission notice shall be included
 *     in all copies or substantial portions of the Software.
 *
 *     THIS SOFTWARE IS BEING DISTRIBUTED BY SYNOPSYS SOLELY ON AN "AS IS"
 *     BASIS AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
 *     TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
 *     PARTICULAR PURPOSE ARE HEREBY DISCLAIMED. IN NO EVENT SHALL SYNOPSYS
 *     BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 *     CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 *     SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 *     INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 *     CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 *     ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
 *     THE POSSIBILITY OF SUCH DAMAGE.
 */

#include <linux/spinlock.h>
#include <linux/phy.h>
#include <linux/net_tstamp.h>

#include "xgbe.h"
#include "xgbe-common.h"


struct xgbe_stats {
	char stat_string[ETH_GSTRING_LEN];
	int stat_size;
	int stat_offset;
};

#define XGMAC_MMC_STAT(_string, _var)				\
	{ _string,						\
	  FIELD_SIZEOF(struct xgbe_mmc_stats, _var),		\
	  offsetof(struct xgbe_prv_data, mmc_stats._var),	\
	}

static const struct xgbe_stats xgbe_gstring_stats[] = {
	XGMAC_MMC_STAT("tx_bytes", txoctetcount_gb),
	XGMAC_MMC_STAT("tx_packets", txframecount_gb),
	XGMAC_MMC_STAT("tx_unicast_packets", txunicastframes_gb),
	XGMAC_MMC_STAT("tx_broadcast_packets", txbroadcastframes_gb),
	XGMAC_MMC_STAT("tx_multicast_packets", txmulticastframes_gb),
	XGMAC_MMC_STAT("tx_vlan_packets", txvlanframes_g),
	XGMAC_MMC_STAT("tx_64_byte_packets", tx64octets_gb),
	XGMAC_MMC_STAT("tx_65_to_127_byte_packets", tx65to127octets_gb),
	XGMAC_MMC_STAT("tx_128_to_255_byte_packets", tx128to255octets_gb),
	XGMAC_MMC_STAT("tx_256_to_511_byte_packets", tx256to511octets_gb),
	XGMAC_MMC_STAT("tx_512_to_1023_byte_packets", tx512to1023octets_gb),
	XGMAC_MMC_STAT("tx_1024_to_max_byte_packets", tx1024tomaxoctets_gb),
	XGMAC_MMC_STAT("tx_underflow_errors", txunderflowerror),
	XGMAC_MMC_STAT("tx_pause_frames", txpauseframes),

	XGMAC_MMC_STAT("rx_bytes", rxoctetcount_gb),
	XGMAC_MMC_STAT("rx_packets", rxframecount_gb),
	XGMAC_MMC_STAT("rx_unicast_packets", rxunicastframes_g),
	XGMAC_MMC_STAT("rx_broadcast_packets", rxbroadcastframes_g),
	XGMAC_MMC_STAT("rx_multicast_packets", rxmulticastframes_g),
	XGMAC_MMC_STAT("rx_vlan_packets", rxvlanframes_gb),
	XGMAC_MMC_STAT("rx_64_byte_packets", rx64octets_gb),
	XGMAC_MMC_STAT("rx_65_to_127_byte_packets", rx65to127octets_gb),
	XGMAC_MMC_STAT("rx_128_to_255_byte_packets", rx128to255octets_gb),
	XGMAC_MMC_STAT("rx_256_to_511_byte_packets", rx256to511octets_gb),
	XGMAC_MMC_STAT("rx_512_to_1023_byte_packets", rx512to1023octets_gb),
	XGMAC_MMC_STAT("rx_1024_to_max_byte_packets", rx1024tomaxoctets_gb),
	XGMAC_MMC_STAT("rx_undersize_packets", rxundersize_g),
	XGMAC_MMC_STAT("rx_oversize_packets", rxoversize_g),
	XGMAC_MMC_STAT("rx_crc_errors", rxcrcerror),
	XGMAC_MMC_STAT("rx_crc_errors_small_packets", rxrunterror),
	XGMAC_MMC_STAT("rx_crc_errors_giant_packets", rxjabbererror),
	XGMAC_MMC_STAT("rx_length_errors", rxlengtherror),
	XGMAC_MMC_STAT("rx_out_of_range_errors", rxoutofrangetype),
	XGMAC_MMC_STAT("rx_fifo_overflow_errors", rxfifooverflow),
	XGMAC_MMC_STAT("rx_watchdog_errors", rxwatchdogerror),
	XGMAC_MMC_STAT("rx_pause_frames", rxpauseframes),
};
#define XGBE_STATS_COUNT	ARRAY_SIZE(xgbe_gstring_stats)

static void xgbe_get_strings(struct net_device *netdev, u32 stringset, u8 *data)
{
	int i;

	DBGPR("-->%s\n", __func__);

	switch (stringset) {
	case ETH_SS_STATS:
		for (i = 0; i < XGBE_STATS_COUNT; i++) {
			memcpy(data, xgbe_gstring_stats[i].stat_string,
			       ETH_GSTRING_LEN);
			data += ETH_GSTRING_LEN;
		}
		break;
	}

	DBGPR("<--%s\n", __func__);
}

static void xgbe_get_ethtool_stats(struct net_device *netdev,
				   struct ethtool_stats *stats, u64 *data)
{
	struct xgbe_prv_data *pdata = netdev_priv(netdev);
	u8 *stat;
	int i;

	DBGPR("-->%s\n", __func__);

	pdata->hw_if.read_mmc_stats(pdata);
	for (i = 0; i < XGBE_STATS_COUNT; i++) {
		stat = (u8 *)pdata + xgbe_gstring_stats[i].stat_offset;
		*data++ = *(u64 *)stat;
	}

	DBGPR("<--%s\n", __func__);
}

static int xgbe_get_sset_count(struct net_device *netdev, int stringset)
{
	int ret;

	DBGPR("-->%s\n", __func__);

	switch (stringset) {
	case ETH_SS_STATS:
		ret = XGBE_STATS_COUNT;
		break;

	default:
		ret = -EOPNOTSUPP;
	}

	DBGPR("<--%s\n", __func__);

	return ret;
}

static void xgbe_get_pauseparam(struct net_device *netdev,
				struct ethtool_pauseparam *pause)
{
	struct xgbe_prv_data *pdata = netdev_priv(netdev);

	DBGPR("-->xgbe_get_pauseparam\n");

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

	DBGPR("<--xgbe_get_pauseparam\n");
}

static int xgbe_set_pauseparam(struct net_device *netdev,
			       struct ethtool_pauseparam *pause)
{
	struct xgbe_prv_data *pdata = netdev_priv(netdev);
	struct phy_device *phydev = pdata->phydev;
	int ret = 0;

	DBGPR("-->xgbe_set_pauseparam\n");

	DBGPR("  autoneg = %d, tx_pause = %d, rx_pause = %d\n",
	      pause->autoneg, pause->tx_pause, pause->rx_pause);

	pdata->pause_autoneg = pause->autoneg;
	if (pause->autoneg) {
		phydev->advertising |= ADVERTISED_Pause;
		phydev->advertising |= ADVERTISED_Asym_Pause;

	} else {
		phydev->advertising &= ~ADVERTISED_Pause;
		phydev->advertising &= ~ADVERTISED_Asym_Pause;

		pdata->tx_pause = pause->tx_pause;
		pdata->rx_pause = pause->rx_pause;
	}

	if (netif_running(netdev))
		ret = phy_start_aneg(phydev);

	DBGPR("<--xgbe_set_pauseparam\n");

	return ret;
}

static int xgbe_get_settings(struct net_device *netdev,
			     struct ethtool_cmd *cmd)
{
	struct xgbe_prv_data *pdata = netdev_priv(netdev);
	int ret;

	DBGPR("-->xgbe_get_settings\n");

	if (!pdata->phydev)
		return -ENODEV;

	ret = phy_ethtool_gset(pdata->phydev, cmd);
	cmd->transceiver = XCVR_EXTERNAL;

	DBGPR("<--xgbe_get_settings\n");

	return ret;
}

static int xgbe_set_settings(struct net_device *netdev,
			     struct ethtool_cmd *cmd)
{
	struct xgbe_prv_data *pdata = netdev_priv(netdev);
	struct phy_device *phydev = pdata->phydev;
	u32 speed;
	int ret;

	DBGPR("-->xgbe_set_settings\n");

	if (!pdata->phydev)
		return -ENODEV;

	speed = ethtool_cmd_speed(cmd);

	if (cmd->phy_address != phydev->addr)
		return -EINVAL;

	if ((cmd->autoneg != AUTONEG_ENABLE) &&
	    (cmd->autoneg != AUTONEG_DISABLE))
		return -EINVAL;

	if (cmd->autoneg == AUTONEG_DISABLE) {
		switch (speed) {
		case SPEED_10000:
		case SPEED_2500:
		case SPEED_1000:
			break;
		default:
			return -EINVAL;
		}

		if (cmd->duplex != DUPLEX_FULL)
			return -EINVAL;
	}

	cmd->advertising &= phydev->supported;
	if ((cmd->autoneg == AUTONEG_ENABLE) && !cmd->advertising)
		return -EINVAL;

	ret = 0;
	phydev->autoneg = cmd->autoneg;
	phydev->speed = speed;
	phydev->duplex = cmd->duplex;
	phydev->advertising = cmd->advertising;

	if (cmd->autoneg == AUTONEG_ENABLE)
		phydev->advertising |= ADVERTISED_Autoneg;
	else
		phydev->advertising &= ~ADVERTISED_Autoneg;

	if (netif_running(netdev))
		ret = phy_start_aneg(phydev);

	DBGPR("<--xgbe_set_settings\n");

	return ret;
}

static void xgbe_get_drvinfo(struct net_device *netdev,
			     struct ethtool_drvinfo *drvinfo)
{
	struct xgbe_prv_data *pdata = netdev_priv(netdev);

	strlcpy(drvinfo->driver, XGBE_DRV_NAME, sizeof(drvinfo->driver));
	strlcpy(drvinfo->version, XGBE_DRV_VERSION, sizeof(drvinfo->version));
	strlcpy(drvinfo->bus_info, dev_name(pdata->dev),
		sizeof(drvinfo->bus_info));
	snprintf(drvinfo->fw_version, sizeof(drvinfo->fw_version), "%d.%d.%d",
		 XGMAC_IOREAD_BITS(pdata, MAC_VR, USERVER),
		 XGMAC_IOREAD_BITS(pdata, MAC_VR, DEVID),
		 XGMAC_IOREAD_BITS(pdata, MAC_VR, SNPSVER));
	drvinfo->n_stats = XGBE_STATS_COUNT;
}

static int xgbe_get_coalesce(struct net_device *netdev,
			     struct ethtool_coalesce *ec)
{
	struct xgbe_prv_data *pdata = netdev_priv(netdev);
	struct xgbe_hw_if *hw_if = &pdata->hw_if;
	unsigned int riwt;

	DBGPR("-->xgbe_get_coalesce\n");

	memset(ec, 0, sizeof(struct ethtool_coalesce));

	riwt = pdata->rx_riwt;
	ec->rx_coalesce_usecs = hw_if->riwt_to_usec(pdata, riwt);
	ec->rx_max_coalesced_frames = pdata->rx_frames;

	ec->tx_coalesce_usecs = pdata->tx_usecs;
	ec->tx_max_coalesced_frames = pdata->tx_frames;

	DBGPR("<--xgbe_get_coalesce\n");

	return 0;
}

static int xgbe_set_coalesce(struct net_device *netdev,
			     struct ethtool_coalesce *ec)
{
	struct xgbe_prv_data *pdata = netdev_priv(netdev);
	struct xgbe_hw_if *hw_if = &pdata->hw_if;
	unsigned int rx_frames, rx_riwt, rx_usecs;
	unsigned int tx_frames, tx_usecs;

	DBGPR("-->xgbe_set_coalesce\n");

	/* Check for not supported parameters  */
	if ((ec->rx_coalesce_usecs_irq) ||
	    (ec->rx_max_coalesced_frames_irq) ||
	    (ec->tx_coalesce_usecs_irq) ||
	    (ec->tx_max_coalesced_frames_irq) ||
	    (ec->stats_block_coalesce_usecs) ||
	    (ec->use_adaptive_rx_coalesce) ||
	    (ec->use_adaptive_tx_coalesce) ||
	    (ec->pkt_rate_low) ||
	    (ec->rx_coalesce_usecs_low) ||
	    (ec->rx_max_coalesced_frames_low) ||
	    (ec->tx_coalesce_usecs_low) ||
	    (ec->tx_max_coalesced_frames_low) ||
	    (ec->pkt_rate_high) ||
	    (ec->rx_coalesce_usecs_high) ||
	    (ec->rx_max_coalesced_frames_high) ||
	    (ec->tx_coalesce_usecs_high) ||
	    (ec->tx_max_coalesced_frames_high) ||
	    (ec->rate_sample_interval))
		return -EOPNOTSUPP;

	/* Can only change rx-frames when interface is down (see
	 * rx_descriptor_init in xgbe-dev.c)
	 */
	rx_frames = pdata->rx_frames;
	if (rx_frames != ec->rx_max_coalesced_frames && netif_running(netdev)) {
		netdev_alert(netdev,
			     "interface must be down to change rx-frames\n");
		return -EINVAL;
	}

	rx_riwt = hw_if->usec_to_riwt(pdata, ec->rx_coalesce_usecs);
	rx_frames = ec->rx_max_coalesced_frames;

	/* Use smallest possible value if conversion resulted in zero */
	if (ec->rx_coalesce_usecs && !rx_riwt)
		rx_riwt = 1;

	/* Check the bounds of values for Rx */
	if (rx_riwt > XGMAC_MAX_DMA_RIWT) {
		rx_usecs = hw_if->riwt_to_usec(pdata, XGMAC_MAX_DMA_RIWT);
		netdev_alert(netdev, "rx-usec is limited to %d usecs\n",
			     rx_usecs);
		return -EINVAL;
	}
	if (rx_frames > pdata->channel->rx_ring->rdesc_count) {
		netdev_alert(netdev, "rx-frames is limited to %d frames\n",
			     pdata->channel->rx_ring->rdesc_count);
		return -EINVAL;
	}

	tx_usecs = ec->tx_coalesce_usecs;
	tx_frames = ec->tx_max_coalesced_frames;

	/* Check the bounds of values for Tx */
	if (tx_frames > pdata->channel->tx_ring->rdesc_count) {
		netdev_alert(netdev, "tx-frames is limited to %d frames\n",
			     pdata->channel->tx_ring->rdesc_count);
		return -EINVAL;
	}

	pdata->rx_riwt = rx_riwt;
	pdata->rx_frames = rx_frames;
	hw_if->config_rx_coalesce(pdata);

	pdata->tx_usecs = tx_usecs;
	pdata->tx_frames = tx_frames;
	hw_if->config_tx_coalesce(pdata);

	DBGPR("<--xgbe_set_coalesce\n");

	return 0;
}

static int xgbe_get_ts_info(struct net_device *netdev,
			    struct ethtool_ts_info *ts_info)
{
	struct xgbe_prv_data *pdata = netdev_priv(netdev);

	ts_info->so_timestamping = SOF_TIMESTAMPING_TX_SOFTWARE |
				   SOF_TIMESTAMPING_RX_SOFTWARE |
				   SOF_TIMESTAMPING_SOFTWARE |
				   SOF_TIMESTAMPING_TX_HARDWARE |
				   SOF_TIMESTAMPING_RX_HARDWARE |
				   SOF_TIMESTAMPING_RAW_HARDWARE;

	if (pdata->ptp_clock)
		ts_info->phc_index = ptp_clock_index(pdata->ptp_clock);
	else
		ts_info->phc_index = -1;

	ts_info->tx_types = (1 << HWTSTAMP_TX_OFF) | (1 << HWTSTAMP_TX_ON);
	ts_info->rx_filters = (1 << HWTSTAMP_FILTER_NONE) |
			      (1 << HWTSTAMP_FILTER_PTP_V1_L4_EVENT) |
			      (1 << HWTSTAMP_FILTER_PTP_V1_L4_SYNC) |
			      (1 << HWTSTAMP_FILTER_PTP_V1_L4_DELAY_REQ) |
			      (1 << HWTSTAMP_FILTER_PTP_V2_L4_EVENT) |
			      (1 << HWTSTAMP_FILTER_PTP_V2_L4_SYNC) |
			      (1 << HWTSTAMP_FILTER_PTP_V2_L4_DELAY_REQ) |
			      (1 << HWTSTAMP_FILTER_PTP_V2_EVENT) |
			      (1 << HWTSTAMP_FILTER_PTP_V2_SYNC) |
			      (1 << HWTSTAMP_FILTER_PTP_V2_DELAY_REQ) |
			      (1 << HWTSTAMP_FILTER_ALL);

	return 0;
}

static const struct ethtool_ops xgbe_ethtool_ops = {
	.get_settings = xgbe_get_settings,
	.set_settings = xgbe_set_settings,
	.get_drvinfo = xgbe_get_drvinfo,
	.get_link = ethtool_op_get_link,
	.get_coalesce = xgbe_get_coalesce,
	.set_coalesce = xgbe_set_coalesce,
	.get_pauseparam = xgbe_get_pauseparam,
	.set_pauseparam = xgbe_set_pauseparam,
	.get_strings = xgbe_get_strings,
	.get_ethtool_stats = xgbe_get_ethtool_stats,
	.get_sset_count = xgbe_get_sset_count,
	.get_ts_info = xgbe_get_ts_info,
};

struct ethtool_ops *xgbe_get_ethtool_ops(void)
{
	return (struct ethtool_ops *)&xgbe_ethtool_ops;
}
Commit	Line	Data
c5aa9e3b LT	1	/*
	2	* AMD 10Gb Ethernet driver
	3	*
	4	* This file is available to you under your choice of the following two
	5	* licenses:
	6	*
	7	* License 1: GPLv2
	8	*
	9	* Copyright (c) 2014 Advanced Micro Devices, Inc.
	10	*
	11	* This file is free software; you may copy, redistribute and/or modify
	12	* it under the terms of the GNU General Public License as published by
	13	* the Free Software Foundation, either version 2 of the License, or (at
	14	* your option) any later version.
	15	*
	16	* This file is distributed in the hope that it will be useful, but
	17	* WITHOUT ANY WARRANTY; without even the implied warranty of
	18	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
	19	* General Public License for more details.
	20	*
	21	* You should have received a copy of the GNU General Public License
	22	* along with this program. If not, see <http://www.gnu.org/licenses/>.
	23	*
	24	* This file incorporates work covered by the following copyright and
	25	* permission notice:
	26	* The Synopsys DWC ETHER XGMAC Software Driver and documentation
	27	* (hereinafter "Software") is an unsupported proprietary work of Synopsys,
	28	* Inc. unless otherwise expressly agreed to in writing between Synopsys
	29	* and you.
	30	*
	31	* The Software IS NOT an item of Licensed Software or Licensed Product
	32	* under any End User Software License Agreement or Agreement for Licensed
	33	* Product with Synopsys or any supplement thereto. Permission is hereby
	34	* granted, free of charge, to any person obtaining a copy of this software
	35	* annotated with this license and the Software, to deal in the Software
	36	* without restriction, including without limitation the rights to use,
	37	* copy, modify, merge, publish, distribute, sublicense, and/or sell copies
	38	* of the Software, and to permit persons to whom the Software is furnished
	39	* to do so, subject to the following conditions:
	40	*
	41	* The above copyright notice and this permission notice shall be included
	42	* in all copies or substantial portions of the Software.
	43	*
	44	* THIS SOFTWARE IS BEING DISTRIBUTED BY SYNOPSYS SOLELY ON AN "AS IS"
	45	* BASIS AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
	46	* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
	47	* PARTICULAR PURPOSE ARE HEREBY DISCLAIMED. IN NO EVENT SHALL SYNOPSYS
	48	* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
	49	* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
	50	* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
	51	* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
	52	* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
	53	* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
	54	* THE POSSIBILITY OF SUCH DAMAGE.
	55	*
	56	*
	57	* License 2: Modified BSD
	58	*
	59	* Copyright (c) 2014 Advanced Micro Devices, Inc.
	60	* All rights reserved.
	61	*
	62	* Redistribution and use in source and binary forms, with or without
	63	* modification, are permitted provided that the following conditions are met:
	64	* * Redistributions of source code must retain the above copyright
65	* notice, this list of conditions and the following disclaimer.
66	* * Redistributions in binary form must reproduce the above copyright
67	* notice, this list of conditions and the following disclaimer in the
68	* documentation and/or other materials provided with the distribution.
69	* * Neither the name of Advanced Micro Devices, Inc. nor the
70	* names of its contributors may be used to endorse or promote products
71	* derived from this software without specific prior written permission.
72	*
73	* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
74	* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
75	* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
76	* ARE DISCLAIMED. IN NO EVENT SHALL <COPYRIGHT HOLDER> BE LIABLE FOR ANY
77	* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
78	* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
79	* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
80	* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
81	* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
82	* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
83	*
84	* This file incorporates work covered by the following copyright and
85	* permission notice:
86	* The Synopsys DWC ETHER XGMAC Software Driver and documentation
87	* (hereinafter "Software") is an unsupported proprietary work of Synopsys,
88	* Inc. unless otherwise expressly agreed to in writing between Synopsys
89	* and you.
90	*
91	* The Software IS NOT an item of Licensed Software or Licensed Product
92	* under any End User Software License Agreement or Agreement for Licensed
93	* Product with Synopsys or any supplement thereto. Permission is hereby
94	* granted, free of charge, to any person obtaining a copy of this software
95	* annotated with this license and the Software, to deal in the Software
96	* without restriction, including without limitation the rights to use,
97	* copy, modify, merge, publish, distribute, sublicense, and/or sell copies
98	* of the Software, and to permit persons to whom the Software is furnished
99	* to do so, subject to the following conditions:
100	*
101	* The above copyright notice and this permission notice shall be included
102	* in all copies or substantial portions of the Software.
103	*
104	* THIS SOFTWARE IS BEING DISTRIBUTED BY SYNOPSYS SOLELY ON AN "AS IS"
105	* BASIS AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
106	* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
107	* PARTICULAR PURPOSE ARE HEREBY DISCLAIMED. IN NO EVENT SHALL SYNOPSYS
108	* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
109	* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
110	* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
111	* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
112	* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
113	* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
114	* THE POSSIBILITY OF SUCH DAMAGE.
115	*/
116
117	#include <linux/spinlock.h>
118	#include <linux/phy.h>
23e4eef7	119	#include <linux/net_tstamp.h>
c5aa9e3b LT	120
	121	#include "xgbe.h"
	122	#include "xgbe-common.h"
	123
	124
	125	struct xgbe_stats {
	126	char stat_string[ETH_GSTRING_LEN];
	127	int stat_size;
	128	int stat_offset;
	129	};
	130
	131	#define XGMAC_MMC_STAT(_string, _var) \
	132	{ _string, \
	133	FIELD_SIZEOF(struct xgbe_mmc_stats, _var), \
	134	offsetof(struct xgbe_prv_data, mmc_stats._var), \
	135	}
	136
	137	static const struct xgbe_stats xgbe_gstring_stats[] = {
	138	XGMAC_MMC_STAT("tx_bytes", txoctetcount_gb),
	139	XGMAC_MMC_STAT("tx_packets", txframecount_gb),
	140	XGMAC_MMC_STAT("tx_unicast_packets", txunicastframes_gb),
	141	XGMAC_MMC_STAT("tx_broadcast_packets", txbroadcastframes_gb),
	142	XGMAC_MMC_STAT("tx_multicast_packets", txmulticastframes_gb),
	143	XGMAC_MMC_STAT("tx_vlan_packets", txvlanframes_g),
	144	XGMAC_MMC_STAT("tx_64_byte_packets", tx64octets_gb),
	145	XGMAC_MMC_STAT("tx_65_to_127_byte_packets", tx65to127octets_gb),
	146	XGMAC_MMC_STAT("tx_128_to_255_byte_packets", tx128to255octets_gb),
	147	XGMAC_MMC_STAT("tx_256_to_511_byte_packets", tx256to511octets_gb),
	148	XGMAC_MMC_STAT("tx_512_to_1023_byte_packets", tx512to1023octets_gb),
	149	XGMAC_MMC_STAT("tx_1024_to_max_byte_packets", tx1024tomaxoctets_gb),
	150	XGMAC_MMC_STAT("tx_underflow_errors", txunderflowerror),
	151	XGMAC_MMC_STAT("tx_pause_frames", txpauseframes),
	152
	153	XGMAC_MMC_STAT("rx_bytes", rxoctetcount_gb),
	154	XGMAC_MMC_STAT("rx_packets", rxframecount_gb),
	155	XGMAC_MMC_STAT("rx_unicast_packets", rxunicastframes_g),
	156	XGMAC_MMC_STAT("rx_broadcast_packets", rxbroadcastframes_g),
	157	XGMAC_MMC_STAT("rx_multicast_packets", rxmulticastframes_g),
	158	XGMAC_MMC_STAT("rx_vlan_packets", rxvlanframes_gb),
	159	XGMAC_MMC_STAT("rx_64_byte_packets", rx64octets_gb),
	160	XGMAC_MMC_STAT("rx_65_to_127_byte_packets", rx65to127octets_gb),
	161	XGMAC_MMC_STAT("rx_128_to_255_byte_packets", rx128to255octets_gb),
	162	XGMAC_MMC_STAT("rx_256_to_511_byte_packets", rx256to511octets_gb),
	163	XGMAC_MMC_STAT("rx_512_to_1023_byte_packets", rx512to1023octets_gb),
	164	XGMAC_MMC_STAT("rx_1024_to_max_byte_packets", rx1024tomaxoctets_gb),
	165	XGMAC_MMC_STAT("rx_undersize_packets", rxundersize_g),
	166	XGMAC_MMC_STAT("rx_oversize_packets", rxoversize_g),
	167	XGMAC_MMC_STAT("rx_crc_errors", rxcrcerror),
	168	XGMAC_MMC_STAT("rx_crc_errors_small_packets", rxrunterror),
	169	XGMAC_MMC_STAT("rx_crc_errors_giant_packets", rxjabbererror),
	170	XGMAC_MMC_STAT("rx_length_errors", rxlengtherror),
	171	XGMAC_MMC_STAT("rx_out_of_range_errors", rxoutofrangetype),
	172	XGMAC_MMC_STAT("rx_fifo_overflow_errors", rxfifooverflow),
	173	XGMAC_MMC_STAT("rx_watchdog_errors", rxwatchdogerror),
	174	XGMAC_MMC_STAT("rx_pause_frames", rxpauseframes),
	175	};
	176	#define XGBE_STATS_COUNT ARRAY_SIZE(xgbe_gstring_stats)
	177
	178	static void xgbe_get_strings(struct net_device netdev, u32 stringset, u8 data)
	179	{
	180	int i;
	181
	182	DBGPR("-->%s\n", __func__);
	183
184	switch (stringset) {
185	case ETH_SS_STATS:
186	for (i = 0; i < XGBE_STATS_COUNT; i++) {
187	memcpy(data, xgbe_gstring_stats[i].stat_string,
188	ETH_GSTRING_LEN);
189	data += ETH_GSTRING_LEN;
190	}
191	break;
192	}
193
194	DBGPR("<--%s\n", __func__);
195	}
196
197	static void xgbe_get_ethtool_stats(struct net_device *netdev,
198	struct ethtool_stats stats, u64 data)
199	{
200	struct xgbe_prv_data *pdata = netdev_priv(netdev);
201	u8 *stat;
202	int i;
203
204	DBGPR("-->%s\n", __func__);
205
206	pdata->hw_if.read_mmc_stats(pdata);
207	for (i = 0; i < XGBE_STATS_COUNT; i++) {
208	stat = (u8 *)pdata + xgbe_gstring_stats[i].stat_offset;
209	data++ = (u64 *)stat;
210	}
211
212	DBGPR("<--%s\n", __func__);
213	}
214
215	static int xgbe_get_sset_count(struct net_device *netdev, int stringset)
216	{
217	int ret;
218
219	DBGPR("-->%s\n", __func__);
220
221	switch (stringset) {
222	case ETH_SS_STATS:
223	ret = XGBE_STATS_COUNT;
224	break;
225
226	default:
227	ret = -EOPNOTSUPP;
228	}
229
230	DBGPR("<--%s\n", __func__);
231
232	return ret;
233	}
234
235	static void xgbe_get_pauseparam(struct net_device *netdev,
236	struct ethtool_pauseparam *pause)
237	{
238	struct xgbe_prv_data *pdata = netdev_priv(netdev);
239
240	DBGPR("-->xgbe_get_pauseparam\n");
241
242	pause->autoneg = pdata->pause_autoneg;
243	pause->tx_pause = pdata->tx_pause;
244	pause->rx_pause = pdata->rx_pause;
245
246	DBGPR("<--xgbe_get_pauseparam\n");
247	}
248
249	static int xgbe_set_pauseparam(struct net_device *netdev,
250	struct ethtool_pauseparam *pause)
251	{
252	struct xgbe_prv_data *pdata = netdev_priv(netdev);
253	struct phy_device *phydev = pdata->phydev;
254	int ret = 0;
255
256	DBGPR("-->xgbe_set_pauseparam\n");
257
258	DBGPR(" autoneg = %d, tx_pause = %d, rx_pause = %d\n",
259	pause->autoneg, pause->tx_pause, pause->rx_pause);
260
261	pdata->pause_autoneg = pause->autoneg;
262	if (pause->autoneg) {
263	phydev->advertising \|= ADVERTISED_Pause;
264	phydev->advertising \|= ADVERTISED_Asym_Pause;
265
266	} else {
267	phydev->advertising &= ~ADVERTISED_Pause;
268	phydev->advertising &= ~ADVERTISED_Asym_Pause;
269
270	pdata->tx_pause = pause->tx_pause;
271	pdata->rx_pause = pause->rx_pause;
272	}
273
274	if (netif_running(netdev))
275	ret = phy_start_aneg(phydev);
276
277	DBGPR("<--xgbe_set_pauseparam\n");
278
279	return ret;
280	}
281
282	static int xgbe_get_settings(struct net_device *netdev,
283	struct ethtool_cmd *cmd)
284	{
285	struct xgbe_prv_data *pdata = netdev_priv(netdev);
286	int ret;
287
288	DBGPR("-->xgbe_get_settings\n");
289
290	if (!pdata->phydev)
291	return -ENODEV;
292
c5aa9e3b LT	293	ret = phy_ethtool_gset(pdata->phydev, cmd);
	294	cmd->transceiver = XCVR_EXTERNAL;
	295
c5aa9e3b LT	296	DBGPR("<--xgbe_get_settings\n");
	297
	298	return ret;
	299	}
	300
	301	static int xgbe_set_settings(struct net_device *netdev,
	302	struct ethtool_cmd *cmd)
	303	{
	304	struct xgbe_prv_data *pdata = netdev_priv(netdev);
	305	struct phy_device *phydev = pdata->phydev;
	306	u32 speed;
	307	int ret;
	308
	309	DBGPR("-->xgbe_set_settings\n");
	310
	311	if (!pdata->phydev)
	312	return -ENODEV;
	313
c5aa9e3b LT	314	speed = ethtool_cmd_speed(cmd);
c5aa9e3b LT	315
c5aa9e3b	316	if (cmd->phy_address != phydev->addr)
8c43a2cc	317	return -EINVAL;
c5aa9e3b LT	318
	319	if ((cmd->autoneg != AUTONEG_ENABLE) &&
	320	(cmd->autoneg != AUTONEG_DISABLE))
8c43a2cc	321	return -EINVAL;
c5aa9e3b	322
f047604a LT	323	if (cmd->autoneg == AUTONEG_DISABLE) {
	324	switch (speed) {
	325	case SPEED_10000:
	326	case SPEED_2500:
	327	case SPEED_1000:
	328	break;
	329	default:
8c43a2cc	330	return -EINVAL;
f047604a LT	331	}
	332
	333	if (cmd->duplex != DUPLEX_FULL)
8c43a2cc	334	return -EINVAL;
f047604a	335	}
c5aa9e3b	336
c5aa9e3b LT	337	cmd->advertising &= phydev->supported;
c5aa9e3b LT	338	if ((cmd->autoneg == AUTONEG_ENABLE) && !cmd->advertising)
8c43a2cc	339	return -EINVAL;
c5aa9e3b LT	340
	341	ret = 0;
	342	phydev->autoneg = cmd->autoneg;
	343	phydev->speed = speed;
	344	phydev->duplex = cmd->duplex;
	345	phydev->advertising = cmd->advertising;
	346
	347	if (cmd->autoneg == AUTONEG_ENABLE)
	348	phydev->advertising \|= ADVERTISED_Autoneg;
	349	else
	350	phydev->advertising &= ~ADVERTISED_Autoneg;
	351
	352	if (netif_running(netdev))
	353	ret = phy_start_aneg(phydev);
	354
c5aa9e3b LT	355	DBGPR("<--xgbe_set_settings\n");
	356
	357	return ret;
	358	}
	359
	360	static void xgbe_get_drvinfo(struct net_device *netdev,
	361	struct ethtool_drvinfo *drvinfo)
	362	{
	363	struct xgbe_prv_data *pdata = netdev_priv(netdev);
	364
	365	strlcpy(drvinfo->driver, XGBE_DRV_NAME, sizeof(drvinfo->driver));
	366	strlcpy(drvinfo->version, XGBE_DRV_VERSION, sizeof(drvinfo->version));
	367	strlcpy(drvinfo->bus_info, dev_name(pdata->dev),
	368	sizeof(drvinfo->bus_info));
	369	snprintf(drvinfo->fw_version, sizeof(drvinfo->fw_version), "%d.%d.%d",
	370	XGMAC_IOREAD_BITS(pdata, MAC_VR, USERVER),
	371	XGMAC_IOREAD_BITS(pdata, MAC_VR, DEVID),
	372	XGMAC_IOREAD_BITS(pdata, MAC_VR, SNPSVER));
	373	drvinfo->n_stats = XGBE_STATS_COUNT;
	374	}
	375
	376	static int xgbe_get_coalesce(struct net_device *netdev,
	377	struct ethtool_coalesce *ec)
	378	{
	379	struct xgbe_prv_data *pdata = netdev_priv(netdev);
	380	struct xgbe_hw_if *hw_if = &pdata->hw_if;
	381	unsigned int riwt;
	382
	383	DBGPR("-->xgbe_get_coalesce\n");
	384
	385	memset(ec, 0, sizeof(struct ethtool_coalesce));
	386
	387	riwt = pdata->rx_riwt;
	388	ec->rx_coalesce_usecs = hw_if->riwt_to_usec(pdata, riwt);
	389	ec->rx_max_coalesced_frames = pdata->rx_frames;
	390
	391	ec->tx_coalesce_usecs = pdata->tx_usecs;
	392	ec->tx_max_coalesced_frames = pdata->tx_frames;
	393
	394	DBGPR("<--xgbe_get_coalesce\n");
	395
	396	return 0;
	397	}
	398
	399	static int xgbe_set_coalesce(struct net_device *netdev,
	400	struct ethtool_coalesce *ec)
	401	{
	402	struct xgbe_prv_data *pdata = netdev_priv(netdev);
	403	struct xgbe_hw_if *hw_if = &pdata->hw_if;
	404	unsigned int rx_frames, rx_riwt, rx_usecs;
	405	unsigned int tx_frames, tx_usecs;
	406
	407	DBGPR("-->xgbe_set_coalesce\n");
	408
	409	/* Check for not supported parameters */
	410	if ((ec->rx_coalesce_usecs_irq) \|\|
	411	(ec->rx_max_coalesced_frames_irq) \|\|
	412	(ec->tx_coalesce_usecs_irq) \|\|
	413	(ec->tx_max_coalesced_frames_irq) \|\|
	414	(ec->stats_block_coalesce_usecs) \|\|
	415	(ec->use_adaptive_rx_coalesce) \|\|
	416	(ec->use_adaptive_tx_coalesce) \|\|
	417	(ec->pkt_rate_low) \|\|
	418	(ec->rx_coalesce_usecs_low) \|\|
419	(ec->rx_max_coalesced_frames_low) \|\|
420	(ec->tx_coalesce_usecs_low) \|\|
421	(ec->tx_max_coalesced_frames_low) \|\|
422	(ec->pkt_rate_high) \|\|
423	(ec->rx_coalesce_usecs_high) \|\|
424	(ec->rx_max_coalesced_frames_high) \|\|
425	(ec->tx_coalesce_usecs_high) \|\|
426	(ec->tx_max_coalesced_frames_high) \|\|
427	(ec->rate_sample_interval))
428	return -EOPNOTSUPP;
429
430	/* Can only change rx-frames when interface is down (see
431	* rx_descriptor_init in xgbe-dev.c)
432	*/
433	rx_frames = pdata->rx_frames;
434	if (rx_frames != ec->rx_max_coalesced_frames && netif_running(netdev)) {
435	netdev_alert(netdev,
436	"interface must be down to change rx-frames\n");
437	return -EINVAL;
438	}
439
440	rx_riwt = hw_if->usec_to_riwt(pdata, ec->rx_coalesce_usecs);
441	rx_frames = ec->rx_max_coalesced_frames;
442
443	/* Use smallest possible value if conversion resulted in zero */
444	if (ec->rx_coalesce_usecs && !rx_riwt)
445	rx_riwt = 1;
446
447	/* Check the bounds of values for Rx */
448	if (rx_riwt > XGMAC_MAX_DMA_RIWT) {
449	rx_usecs = hw_if->riwt_to_usec(pdata, XGMAC_MAX_DMA_RIWT);
450	netdev_alert(netdev, "rx-usec is limited to %d usecs\n",
451	rx_usecs);
452	return -EINVAL;
453	}
454	if (rx_frames > pdata->channel->rx_ring->rdesc_count) {
455	netdev_alert(netdev, "rx-frames is limited to %d frames\n",
456	pdata->channel->rx_ring->rdesc_count);
457	return -EINVAL;
458	}
459
460	tx_usecs = ec->tx_coalesce_usecs;
461	tx_frames = ec->tx_max_coalesced_frames;
462
463	/* Check the bounds of values for Tx */
464	if (tx_frames > pdata->channel->tx_ring->rdesc_count) {
465	netdev_alert(netdev, "tx-frames is limited to %d frames\n",
466	pdata->channel->tx_ring->rdesc_count);
467	return -EINVAL;
468	}
469
470	pdata->rx_riwt = rx_riwt;
471	pdata->rx_frames = rx_frames;
472	hw_if->config_rx_coalesce(pdata);
473
474	pdata->tx_usecs = tx_usecs;
475	pdata->tx_frames = tx_frames;
476	hw_if->config_tx_coalesce(pdata);
477
478	DBGPR("<--xgbe_set_coalesce\n");
479
480	return 0;
481	}
482
23e4eef7 LT	483	static int xgbe_get_ts_info(struct net_device *netdev,
	484	struct ethtool_ts_info *ts_info)
	485	{
	486	struct xgbe_prv_data *pdata = netdev_priv(netdev);
	487
	488	ts_info->so_timestamping = SOF_TIMESTAMPING_TX_SOFTWARE \|
	489	SOF_TIMESTAMPING_RX_SOFTWARE \|
	490	SOF_TIMESTAMPING_SOFTWARE \|
	491	SOF_TIMESTAMPING_TX_HARDWARE \|
	492	SOF_TIMESTAMPING_RX_HARDWARE \|
	493	SOF_TIMESTAMPING_RAW_HARDWARE;
	494
	495	if (pdata->ptp_clock)
	496	ts_info->phc_index = ptp_clock_index(pdata->ptp_clock);
	497	else
	498	ts_info->phc_index = -1;
	499
	500	ts_info->tx_types = (1 << HWTSTAMP_TX_OFF) \| (1 << HWTSTAMP_TX_ON);
	501	ts_info->rx_filters = (1 << HWTSTAMP_FILTER_NONE) \|
	502	(1 << HWTSTAMP_FILTER_PTP_V1_L4_EVENT) \|
	503	(1 << HWTSTAMP_FILTER_PTP_V1_L4_SYNC) \|
	504	(1 << HWTSTAMP_FILTER_PTP_V1_L4_DELAY_REQ) \|
	505	(1 << HWTSTAMP_FILTER_PTP_V2_L4_EVENT) \|
	506	(1 << HWTSTAMP_FILTER_PTP_V2_L4_SYNC) \|
	507	(1 << HWTSTAMP_FILTER_PTP_V2_L4_DELAY_REQ) \|
	508	(1 << HWTSTAMP_FILTER_PTP_V2_EVENT) \|
	509	(1 << HWTSTAMP_FILTER_PTP_V2_SYNC) \|
	510	(1 << HWTSTAMP_FILTER_PTP_V2_DELAY_REQ) \|
	511	(1 << HWTSTAMP_FILTER_ALL);
	512
	513	return 0;
	514	}
	515
c5aa9e3b LT	516	static const struct ethtool_ops xgbe_ethtool_ops = {
	517	.get_settings = xgbe_get_settings,
	518	.set_settings = xgbe_set_settings,
	519	.get_drvinfo = xgbe_get_drvinfo,
	520	.get_link = ethtool_op_get_link,
	521	.get_coalesce = xgbe_get_coalesce,
	522	.set_coalesce = xgbe_set_coalesce,
	523	.get_pauseparam = xgbe_get_pauseparam,
	524	.set_pauseparam = xgbe_set_pauseparam,
	525	.get_strings = xgbe_get_strings,
	526	.get_ethtool_stats = xgbe_get_ethtool_stats,
	527	.get_sset_count = xgbe_get_sset_count,
23e4eef7	528	.get_ts_info = xgbe_get_ts_info,
c5aa9e3b LT	529	};
	530
	531	struct ethtool_ops *xgbe_get_ethtool_ops(void)
	532	{
	533	return (struct ethtool_ops *)&xgbe_ethtool_ops;
	534	}