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#include <linux/netdevice.h>
#include <linux/ethtool.h>
#include <linux/delay.h>
#include "host.h"
#include "decl.h"
#include "defs.h"
#include "dev.h"
#include "join.h"
#include "wext.h"
static const char * mesh_stat_strings[]= {
"drop_duplicate_bcast",
"drop_ttl_zero",
"drop_no_fwd_route",
"drop_no_buffers",
"fwded_unicast_cnt",
"fwded_bcast_cnt",
"drop_blind_table",
"tx_failed_cnt"
};
static void libertas_ethtool_get_drvinfo(struct net_device *dev,
struct ethtool_drvinfo *info)
{
wlan_private *priv = (wlan_private *) dev->priv;
char fwver[32];
libertas_get_fwversion(priv->adapter, fwver, sizeof(fwver) - 1);
strcpy(info->driver, "libertas");
strcpy(info->version, libertas_driver_version);
strcpy(info->fw_version, fwver);
}
/* All 8388 parts have 16KiB EEPROM size at the time of writing.
* In case that changes this needs fixing.
*/
#define LIBERTAS_EEPROM_LEN 16384
static int libertas_ethtool_get_eeprom_len(struct net_device *dev)
{
return LIBERTAS_EEPROM_LEN;
}
static int libertas_ethtool_get_eeprom(struct net_device *dev,
struct ethtool_eeprom *eeprom, u8 * bytes)
{
wlan_private *priv = (wlan_private *) dev->priv;
wlan_adapter *adapter = priv->adapter;
struct wlan_ioctl_regrdwr regctrl;
char *ptr;
int ret;
regctrl.action = 0;
regctrl.offset = eeprom->offset;
regctrl.NOB = eeprom->len;
if (eeprom->offset + eeprom->len > LIBERTAS_EEPROM_LEN)
return -EINVAL;
// mutex_lock(&priv->mutex);
adapter->prdeeprom =
(char *)kmalloc(eeprom->len+sizeof(regctrl), GFP_KERNEL);
if (!adapter->prdeeprom)
return -ENOMEM;
memcpy(adapter->prdeeprom, ®ctrl, sizeof(regctrl));
/* +14 is for action, offset, and NOB in
* response */
lbs_deb_ethtool("action:%d offset: %x NOB: %02x\n",
regctrl.action, regctrl.offset, regctrl.NOB);
ret = libertas_prepare_and_send_command(priv,
CMD_802_11_EEPROM_ACCESS,
regctrl.action,
CMD_OPTION_WAITFORRSP, 0,
®ctrl);
if (ret) {
if (adapter->prdeeprom)
kfree(adapter->prdeeprom);
goto done;
}
mdelay(10);
ptr = (char *)adapter->prdeeprom;
/* skip the command header, but include the "value" u32 variable */
ptr = ptr + sizeof(struct wlan_ioctl_regrdwr) - 4;
/*
* Return the result back to the user
*/
memcpy(bytes, ptr, eeprom->len);
if (adapter->prdeeprom)
kfree(adapter->prdeeprom);
// mutex_unlock(&priv->mutex);
ret = 0;
done:
lbs_deb_enter_args(LBS_DEB_ETHTOOL, "ret %d", ret);
return ret;
}
static void libertas_ethtool_get_stats(struct net_device * dev,
struct ethtool_stats * stats, u64 * data)
{
wlan_private *priv = dev->priv;
lbs_deb_enter(LBS_DEB_ETHTOOL);
stats->cmd = ETHTOOL_GSTATS;
BUG_ON(stats->n_stats != MESH_STATS_NUM);
data[0] = priv->mstats.fwd_drop_rbt;
data[1] = priv->mstats.fwd_drop_ttl;
data[2] = priv->mstats.fwd_drop_noroute;
data[3] = priv->mstats.fwd_drop_nobuf;
data[4] = priv->mstats.fwd_unicast_cnt;
data[5] = priv->mstats.fwd_bcast_cnt;
data[6] = priv->mstats.drop_blind;
data[7] = priv->mstats.tx_failed_cnt;
lbs_deb_enter(LBS_DEB_ETHTOOL);
}
static int libertas_ethtool_get_stats_count(struct net_device * dev)
{
int ret;
wlan_private *priv = dev->priv;
struct cmd_ds_mesh_access mesh_access;
lbs_deb_enter(LBS_DEB_ETHTOOL);
/* Get Mesh Statistics */
ret = libertas_prepare_and_send_command(priv,
CMD_MESH_ACCESS, CMD_ACT_MESH_GET_STATS,
CMD_OPTION_WAITFORRSP, 0, &mesh_access);
if (ret) {
ret = 0;
goto done;
}
priv->mstats.fwd_drop_rbt = le32_to_cpu(mesh_access.data[0]);
priv->mstats.fwd_drop_ttl = le32_to_cpu(mesh_access.data[1]);
priv->mstats.fwd_drop_noroute = le32_to_cpu(mesh_access.data[2]);
priv->mstats.fwd_drop_nobuf = le32_to_cpu(mesh_access.data[3]);
priv->mstats.fwd_unicast_cnt = le32_to_cpu(mesh_access.data[4]);
priv->mstats.fwd_bcast_cnt = le32_to_cpu(mesh_access.data[5]);
priv->mstats.drop_blind = le32_to_cpu(mesh_access.data[6]);
priv->mstats.tx_failed_cnt = le32_to_cpu(mesh_access.data[7]);
ret = MESH_STATS_NUM;
done:
lbs_deb_enter_args(LBS_DEB_ETHTOOL, "ret %d", ret);
return ret;
}
static void libertas_ethtool_get_strings (struct net_device * dev,
u32 stringset,
u8 * s)
{
int i;
lbs_deb_enter(LBS_DEB_ETHTOOL);
switch (stringset) {
case ETH_SS_STATS:
for (i=0; i < MESH_STATS_NUM; i++) {
memcpy(s + i * ETH_GSTRING_LEN,
mesh_stat_strings[i],
ETH_GSTRING_LEN);
}
break;
}
lbs_deb_enter(LBS_DEB_ETHTOOL);
}
struct ethtool_ops libertas_ethtool_ops = {
.get_drvinfo = libertas_ethtool_get_drvinfo,
.get_eeprom = libertas_ethtool_get_eeprom,
.get_eeprom_len = libertas_ethtool_get_eeprom_len,
.get_stats_count = libertas_ethtool_get_stats_count,
.get_ethtool_stats = libertas_ethtool_get_stats,
.get_strings = libertas_ethtool_get_strings,
};
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