619 lines
20 KiB
C
619 lines
20 KiB
C
/*
|
|
* AMD 10Gb Ethernet driver
|
|
*
|
|
* This file is available to you under your choice of the following two
|
|
* licenses:
|
|
*
|
|
* License 1: GPLv2
|
|
*
|
|
* Copyright (c) 2014-2016 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) 2014-2016 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), \
|
|
}
|
|
|
|
#define XGMAC_EXT_STAT(_string, _var) \
|
|
{ _string, \
|
|
FIELD_SIZEOF(struct xgbe_ext_stats, _var), \
|
|
offsetof(struct xgbe_prv_data, ext_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_EXT_STAT("tx_tso_packets", tx_tso_packets),
|
|
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),
|
|
XGMAC_EXT_STAT("rx_split_header_packets", rx_split_header_packets),
|
|
XGMAC_EXT_STAT("rx_buffer_unavailable", rx_buffer_unavailable),
|
|
};
|
|
|
|
#define XGBE_STATS_COUNT ARRAY_SIZE(xgbe_gstring_stats)
|
|
|
|
static void xgbe_get_strings(struct net_device *netdev, u32 stringset, u8 *data)
|
|
{
|
|
int i;
|
|
|
|
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;
|
|
}
|
|
}
|
|
|
|
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;
|
|
|
|
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;
|
|
}
|
|
}
|
|
|
|
static int xgbe_get_sset_count(struct net_device *netdev, int stringset)
|
|
{
|
|
int ret;
|
|
|
|
switch (stringset) {
|
|
case ETH_SS_STATS:
|
|
ret = XGBE_STATS_COUNT;
|
|
break;
|
|
|
|
default:
|
|
ret = -EOPNOTSUPP;
|
|
}
|
|
|
|
return ret;
|
|
}
|
|
|
|
static void xgbe_get_pauseparam(struct net_device *netdev,
|
|
struct ethtool_pauseparam *pause)
|
|
{
|
|
struct xgbe_prv_data *pdata = netdev_priv(netdev);
|
|
|
|
pause->autoneg = pdata->phy.pause_autoneg;
|
|
pause->tx_pause = pdata->phy.tx_pause;
|
|
pause->rx_pause = pdata->phy.rx_pause;
|
|
}
|
|
|
|
static int xgbe_set_pauseparam(struct net_device *netdev,
|
|
struct ethtool_pauseparam *pause)
|
|
{
|
|
struct xgbe_prv_data *pdata = netdev_priv(netdev);
|
|
int ret = 0;
|
|
|
|
if (pause->autoneg && (pdata->phy.autoneg != AUTONEG_ENABLE)) {
|
|
netdev_err(netdev,
|
|
"autoneg disabled, pause autoneg not available\n");
|
|
return -EINVAL;
|
|
}
|
|
|
|
pdata->phy.pause_autoneg = pause->autoneg;
|
|
pdata->phy.tx_pause = pause->tx_pause;
|
|
pdata->phy.rx_pause = pause->rx_pause;
|
|
|
|
pdata->phy.advertising &= ~ADVERTISED_Pause;
|
|
pdata->phy.advertising &= ~ADVERTISED_Asym_Pause;
|
|
|
|
if (pause->rx_pause) {
|
|
pdata->phy.advertising |= ADVERTISED_Pause;
|
|
pdata->phy.advertising |= ADVERTISED_Asym_Pause;
|
|
}
|
|
|
|
if (pause->tx_pause)
|
|
pdata->phy.advertising ^= ADVERTISED_Asym_Pause;
|
|
|
|
if (netif_running(netdev))
|
|
ret = pdata->phy_if.phy_config_aneg(pdata);
|
|
|
|
return ret;
|
|
}
|
|
|
|
static int xgbe_get_link_ksettings(struct net_device *netdev,
|
|
struct ethtool_link_ksettings *cmd)
|
|
{
|
|
struct xgbe_prv_data *pdata = netdev_priv(netdev);
|
|
|
|
cmd->base.phy_address = pdata->phy.address;
|
|
|
|
ethtool_convert_legacy_u32_to_link_mode(cmd->link_modes.supported,
|
|
pdata->phy.supported);
|
|
ethtool_convert_legacy_u32_to_link_mode(cmd->link_modes.advertising,
|
|
pdata->phy.advertising);
|
|
ethtool_convert_legacy_u32_to_link_mode(cmd->link_modes.lp_advertising,
|
|
pdata->phy.lp_advertising);
|
|
|
|
cmd->base.autoneg = pdata->phy.autoneg;
|
|
cmd->base.speed = pdata->phy.speed;
|
|
cmd->base.duplex = pdata->phy.duplex;
|
|
|
|
cmd->base.port = PORT_NONE;
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int xgbe_set_link_ksettings(struct net_device *netdev,
|
|
const struct ethtool_link_ksettings *cmd)
|
|
{
|
|
struct xgbe_prv_data *pdata = netdev_priv(netdev);
|
|
u32 advertising;
|
|
u32 speed;
|
|
int ret;
|
|
|
|
speed = cmd->base.speed;
|
|
|
|
if (cmd->base.phy_address != pdata->phy.address) {
|
|
netdev_err(netdev, "invalid phy address %hhu\n",
|
|
cmd->base.phy_address);
|
|
return -EINVAL;
|
|
}
|
|
|
|
if ((cmd->base.autoneg != AUTONEG_ENABLE) &&
|
|
(cmd->base.autoneg != AUTONEG_DISABLE)) {
|
|
netdev_err(netdev, "unsupported autoneg %hhu\n",
|
|
cmd->base.autoneg);
|
|
return -EINVAL;
|
|
}
|
|
|
|
if (cmd->base.autoneg == AUTONEG_DISABLE) {
|
|
if (!pdata->phy_if.phy_valid_speed(pdata, speed)) {
|
|
netdev_err(netdev, "unsupported speed %u\n", speed);
|
|
return -EINVAL;
|
|
}
|
|
|
|
if (cmd->base.duplex != DUPLEX_FULL) {
|
|
netdev_err(netdev, "unsupported duplex %hhu\n",
|
|
cmd->base.duplex);
|
|
return -EINVAL;
|
|
}
|
|
}
|
|
|
|
ethtool_convert_link_mode_to_legacy_u32(&advertising,
|
|
cmd->link_modes.advertising);
|
|
|
|
netif_dbg(pdata, link, netdev,
|
|
"requested advertisement %#x, phy supported %#x\n",
|
|
advertising, pdata->phy.supported);
|
|
|
|
advertising &= pdata->phy.supported;
|
|
if ((cmd->base.autoneg == AUTONEG_ENABLE) && !advertising) {
|
|
netdev_err(netdev,
|
|
"unsupported requested advertisement\n");
|
|
return -EINVAL;
|
|
}
|
|
|
|
ret = 0;
|
|
pdata->phy.autoneg = cmd->base.autoneg;
|
|
pdata->phy.speed = speed;
|
|
pdata->phy.duplex = cmd->base.duplex;
|
|
pdata->phy.advertising = advertising;
|
|
|
|
if (cmd->base.autoneg == AUTONEG_ENABLE)
|
|
pdata->phy.advertising |= ADVERTISED_Autoneg;
|
|
else
|
|
pdata->phy.advertising &= ~ADVERTISED_Autoneg;
|
|
|
|
if (netif_running(netdev))
|
|
ret = pdata->phy_if.phy_config_aneg(pdata);
|
|
|
|
return ret;
|
|
}
|
|
|
|
static void xgbe_get_drvinfo(struct net_device *netdev,
|
|
struct ethtool_drvinfo *drvinfo)
|
|
{
|
|
struct xgbe_prv_data *pdata = netdev_priv(netdev);
|
|
struct xgbe_hw_features *hw_feat = &pdata->hw_feat;
|
|
|
|
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_GET_BITS(hw_feat->version, MAC_VR, USERVER),
|
|
XGMAC_GET_BITS(hw_feat->version, MAC_VR, DEVID),
|
|
XGMAC_GET_BITS(hw_feat->version, MAC_VR, SNPSVER));
|
|
}
|
|
|
|
static u32 xgbe_get_msglevel(struct net_device *netdev)
|
|
{
|
|
struct xgbe_prv_data *pdata = netdev_priv(netdev);
|
|
|
|
return pdata->msg_enable;
|
|
}
|
|
|
|
static void xgbe_set_msglevel(struct net_device *netdev, u32 msglevel)
|
|
{
|
|
struct xgbe_prv_data *pdata = netdev_priv(netdev);
|
|
|
|
pdata->msg_enable = msglevel;
|
|
}
|
|
|
|
static int xgbe_get_coalesce(struct net_device *netdev,
|
|
struct ethtool_coalesce *ec)
|
|
{
|
|
struct xgbe_prv_data *pdata = netdev_priv(netdev);
|
|
|
|
memset(ec, 0, sizeof(struct ethtool_coalesce));
|
|
|
|
ec->rx_coalesce_usecs = pdata->rx_usecs;
|
|
ec->rx_max_coalesced_frames = pdata->rx_frames;
|
|
|
|
ec->tx_max_coalesced_frames = pdata->tx_frames;
|
|
|
|
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;
|
|
|
|
/* Check for not supported parameters */
|
|
if ((ec->rx_coalesce_usecs_irq) ||
|
|
(ec->rx_max_coalesced_frames_irq) ||
|
|
(ec->tx_coalesce_usecs) ||
|
|
(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)) {
|
|
netdev_err(netdev, "unsupported coalescing parameter\n");
|
|
return -EOPNOTSUPP;
|
|
}
|
|
|
|
rx_riwt = hw_if->usec_to_riwt(pdata, ec->rx_coalesce_usecs);
|
|
rx_usecs = ec->rx_coalesce_usecs;
|
|
rx_frames = ec->rx_max_coalesced_frames;
|
|
|
|
/* Use smallest possible value if conversion resulted in zero */
|
|
if (rx_usecs && !rx_riwt)
|
|
rx_riwt = 1;
|
|
|
|
/* Check the bounds of values for Rx */
|
|
if (rx_riwt > XGMAC_MAX_DMA_RIWT) {
|
|
netdev_err(netdev, "rx-usec is limited to %d usecs\n",
|
|
hw_if->riwt_to_usec(pdata, XGMAC_MAX_DMA_RIWT));
|
|
return -EINVAL;
|
|
}
|
|
if (rx_frames > pdata->rx_desc_count) {
|
|
netdev_err(netdev, "rx-frames is limited to %d frames\n",
|
|
pdata->rx_desc_count);
|
|
return -EINVAL;
|
|
}
|
|
|
|
tx_frames = ec->tx_max_coalesced_frames;
|
|
|
|
/* Check the bounds of values for Tx */
|
|
if (tx_frames > pdata->tx_desc_count) {
|
|
netdev_err(netdev, "tx-frames is limited to %d frames\n",
|
|
pdata->tx_desc_count);
|
|
return -EINVAL;
|
|
}
|
|
|
|
pdata->rx_riwt = rx_riwt;
|
|
pdata->rx_usecs = rx_usecs;
|
|
pdata->rx_frames = rx_frames;
|
|
hw_if->config_rx_coalesce(pdata);
|
|
|
|
pdata->tx_frames = tx_frames;
|
|
hw_if->config_tx_coalesce(pdata);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int xgbe_get_rxnfc(struct net_device *netdev,
|
|
struct ethtool_rxnfc *rxnfc, u32 *rule_locs)
|
|
{
|
|
struct xgbe_prv_data *pdata = netdev_priv(netdev);
|
|
|
|
switch (rxnfc->cmd) {
|
|
case ETHTOOL_GRXRINGS:
|
|
rxnfc->data = pdata->rx_ring_count;
|
|
break;
|
|
default:
|
|
return -EOPNOTSUPP;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
static u32 xgbe_get_rxfh_key_size(struct net_device *netdev)
|
|
{
|
|
struct xgbe_prv_data *pdata = netdev_priv(netdev);
|
|
|
|
return sizeof(pdata->rss_key);
|
|
}
|
|
|
|
static u32 xgbe_get_rxfh_indir_size(struct net_device *netdev)
|
|
{
|
|
struct xgbe_prv_data *pdata = netdev_priv(netdev);
|
|
|
|
return ARRAY_SIZE(pdata->rss_table);
|
|
}
|
|
|
|
static int xgbe_get_rxfh(struct net_device *netdev, u32 *indir, u8 *key,
|
|
u8 *hfunc)
|
|
{
|
|
struct xgbe_prv_data *pdata = netdev_priv(netdev);
|
|
unsigned int i;
|
|
|
|
if (indir) {
|
|
for (i = 0; i < ARRAY_SIZE(pdata->rss_table); i++)
|
|
indir[i] = XGMAC_GET_BITS(pdata->rss_table[i],
|
|
MAC_RSSDR, DMCH);
|
|
}
|
|
|
|
if (key)
|
|
memcpy(key, pdata->rss_key, sizeof(pdata->rss_key));
|
|
|
|
if (hfunc)
|
|
*hfunc = ETH_RSS_HASH_TOP;
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int xgbe_set_rxfh(struct net_device *netdev, const u32 *indir,
|
|
const u8 *key, const u8 hfunc)
|
|
{
|
|
struct xgbe_prv_data *pdata = netdev_priv(netdev);
|
|
struct xgbe_hw_if *hw_if = &pdata->hw_if;
|
|
unsigned int ret;
|
|
|
|
if (hfunc != ETH_RSS_HASH_NO_CHANGE && hfunc != ETH_RSS_HASH_TOP) {
|
|
netdev_err(netdev, "unsupported hash function\n");
|
|
return -EOPNOTSUPP;
|
|
}
|
|
|
|
if (indir) {
|
|
ret = hw_if->set_rss_lookup_table(pdata, indir);
|
|
if (ret)
|
|
return ret;
|
|
}
|
|
|
|
if (key) {
|
|
ret = hw_if->set_rss_hash_key(pdata, key);
|
|
if (ret)
|
|
return ret;
|
|
}
|
|
|
|
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_drvinfo = xgbe_get_drvinfo,
|
|
.get_msglevel = xgbe_get_msglevel,
|
|
.set_msglevel = xgbe_set_msglevel,
|
|
.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_rxnfc = xgbe_get_rxnfc,
|
|
.get_rxfh_key_size = xgbe_get_rxfh_key_size,
|
|
.get_rxfh_indir_size = xgbe_get_rxfh_indir_size,
|
|
.get_rxfh = xgbe_get_rxfh,
|
|
.set_rxfh = xgbe_set_rxfh,
|
|
.get_ts_info = xgbe_get_ts_info,
|
|
.get_link_ksettings = xgbe_get_link_ksettings,
|
|
.set_link_ksettings = xgbe_set_link_ksettings,
|
|
};
|
|
|
|
const struct ethtool_ops *xgbe_get_ethtool_ops(void)
|
|
{
|
|
return &xgbe_ethtool_ops;
|
|
}
|