linuxdebug/drivers/net/wireless/marvell/libertas/ethtool.c

116 lines
3.2 KiB
C

// SPDX-License-Identifier: GPL-2.0
#include <linux/hardirq.h>
#include <linux/netdevice.h>
#include <linux/ethtool.h>
#include <linux/delay.h>
#include "decl.h"
#include "cmd.h"
#include "mesh.h"
static void lbs_ethtool_get_drvinfo(struct net_device *dev,
struct ethtool_drvinfo *info)
{
struct lbs_private *priv = dev->ml_priv;
snprintf(info->fw_version, sizeof(info->fw_version),
"%u.%u.%u.p%u",
priv->fwrelease >> 24 & 0xff,
priv->fwrelease >> 16 & 0xff,
priv->fwrelease >> 8 & 0xff,
priv->fwrelease & 0xff);
strscpy(info->driver, "libertas", sizeof(info->driver));
strscpy(info->version, lbs_driver_version, sizeof(info->version));
}
/*
* All 8388 parts have 16KiB EEPROM size at the time of writing.
* In case that changes this needs fixing.
*/
#define LBS_EEPROM_LEN 16384
static int lbs_ethtool_get_eeprom_len(struct net_device *dev)
{
return LBS_EEPROM_LEN;
}
static int lbs_ethtool_get_eeprom(struct net_device *dev,
struct ethtool_eeprom *eeprom, u8 * bytes)
{
struct lbs_private *priv = dev->ml_priv;
struct cmd_ds_802_11_eeprom_access cmd;
int ret;
if (eeprom->offset + eeprom->len > LBS_EEPROM_LEN ||
eeprom->len > LBS_EEPROM_READ_LEN)
return -EINVAL;
cmd.hdr.size = cpu_to_le16(sizeof(struct cmd_ds_802_11_eeprom_access) -
LBS_EEPROM_READ_LEN + eeprom->len);
cmd.action = cpu_to_le16(CMD_ACT_GET);
cmd.offset = cpu_to_le16(eeprom->offset);
cmd.len = cpu_to_le16(eeprom->len);
ret = lbs_cmd_with_response(priv, CMD_802_11_EEPROM_ACCESS, &cmd);
if (!ret)
memcpy(bytes, cmd.value, eeprom->len);
return ret;
}
static void lbs_ethtool_get_wol(struct net_device *dev,
struct ethtool_wolinfo *wol)
{
struct lbs_private *priv = dev->ml_priv;
wol->supported = WAKE_UCAST|WAKE_MCAST|WAKE_BCAST|WAKE_PHY;
if (priv->wol_criteria == EHS_REMOVE_WAKEUP)
return;
if (priv->wol_criteria & EHS_WAKE_ON_UNICAST_DATA)
wol->wolopts |= WAKE_UCAST;
if (priv->wol_criteria & EHS_WAKE_ON_MULTICAST_DATA)
wol->wolopts |= WAKE_MCAST;
if (priv->wol_criteria & EHS_WAKE_ON_BROADCAST_DATA)
wol->wolopts |= WAKE_BCAST;
if (priv->wol_criteria & EHS_WAKE_ON_MAC_EVENT)
wol->wolopts |= WAKE_PHY;
}
static int lbs_ethtool_set_wol(struct net_device *dev,
struct ethtool_wolinfo *wol)
{
struct lbs_private *priv = dev->ml_priv;
if (wol->wolopts & ~(WAKE_UCAST|WAKE_MCAST|WAKE_BCAST|WAKE_PHY))
return -EOPNOTSUPP;
priv->wol_criteria = 0;
if (wol->wolopts & WAKE_UCAST)
priv->wol_criteria |= EHS_WAKE_ON_UNICAST_DATA;
if (wol->wolopts & WAKE_MCAST)
priv->wol_criteria |= EHS_WAKE_ON_MULTICAST_DATA;
if (wol->wolopts & WAKE_BCAST)
priv->wol_criteria |= EHS_WAKE_ON_BROADCAST_DATA;
if (wol->wolopts & WAKE_PHY)
priv->wol_criteria |= EHS_WAKE_ON_MAC_EVENT;
if (wol->wolopts == 0)
priv->wol_criteria |= EHS_REMOVE_WAKEUP;
return 0;
}
const struct ethtool_ops lbs_ethtool_ops = {
.get_drvinfo = lbs_ethtool_get_drvinfo,
.get_eeprom = lbs_ethtool_get_eeprom,
.get_eeprom_len = lbs_ethtool_get_eeprom_len,
#ifdef CONFIG_LIBERTAS_MESH
.get_sset_count = lbs_mesh_ethtool_get_sset_count,
.get_ethtool_stats = lbs_mesh_ethtool_get_stats,
.get_strings = lbs_mesh_ethtool_get_strings,
#endif
.get_wol = lbs_ethtool_get_wol,
.set_wol = lbs_ethtool_set_wol,
};