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// SPDX-License-Identifier: GPL-2.0+
/* Copyright (c) 2022 Amarula Solutions, Dario Binacchi <dario.binacchi@amarulasolutions.com>
*
*/
#include <linux/can/dev.h>
#include <linux/ethtool.h>
#include <linux/kernel.h>
#include <linux/netdevice.h>
#include <linux/platform_device.h>
#include "slcan.h"
static const char slcan_priv_flags_strings[][ETH_GSTRING_LEN] = {
#define SLCAN_PRIV_FLAGS_ERR_RST_ON_OPEN BIT(0)
"err-rst-on-open",
};
static void slcan_get_strings(struct net_device *ndev, u32 stringset, u8 *data)
{
switch (stringset) {
case ETH_SS_PRIV_FLAGS:
memcpy(data, slcan_priv_flags_strings,
sizeof(slcan_priv_flags_strings));
}
}
static u32 slcan_get_priv_flags(struct net_device *ndev)
{
u32 flags = 0;
if (slcan_err_rst_on_open(ndev))
flags |= SLCAN_PRIV_FLAGS_ERR_RST_ON_OPEN;
return flags;
}
static int slcan_set_priv_flags(struct net_device *ndev, u32 flags)
{
bool err_rst_op_open = !!(flags & SLCAN_PRIV_FLAGS_ERR_RST_ON_OPEN);
return slcan_enable_err_rst_on_open(ndev, err_rst_op_open);
}
static int slcan_get_sset_count(struct net_device *netdev, int sset)
{
switch (sset) {
case ETH_SS_PRIV_FLAGS:
return ARRAY_SIZE(slcan_priv_flags_strings);
default:
return -EOPNOTSUPP;
}
}
const struct ethtool_ops slcan_ethtool_ops = {
.get_strings = slcan_get_strings,
.get_priv_flags = slcan_get_priv_flags,
.set_priv_flags = slcan_set_priv_flags,
.get_sset_count = slcan_get_sset_count,
.get_ts_info = ethtool_op_get_ts_info,
};
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