diff options
Diffstat (limited to 'drivers/net/wireless/libertas/ethtool.c')
| -rw-r--r-- | drivers/net/wireless/libertas/ethtool.c | 184 |
1 files changed, 184 insertions, 0 deletions
diff --git a/drivers/net/wireless/libertas/ethtool.c b/drivers/net/wireless/libertas/ethtool.c new file mode 100644 index 000000000000..0064de542963 --- /dev/null +++ b/drivers/net/wireless/libertas/ethtool.c @@ -0,0 +1,184 @@ + +#include <linux/netdevice.h> +#include <linux/ethtool.h> +#include <linux/delay.h> + +#include "host.h" +#include "sbi.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" +}; + +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_pr_debug(1, "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); + LEAVE(); + return ret; + } + + 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); + + return 0; +} + +static void libertas_ethtool_get_stats(struct net_device * dev, + struct ethtool_stats * stats, u64 * data) +{ + wlan_private *priv = dev->priv; + + ENTER(); + + 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; + + LEAVE(); +} + +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; + + ENTER(); + /* 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) { + LEAVE(); + return 0; + } + + priv->mstats.fwd_drop_rbt = mesh_access.data[0]; + priv->mstats.fwd_drop_ttl = mesh_access.data[1]; + priv->mstats.fwd_drop_noroute = mesh_access.data[2]; + priv->mstats.fwd_drop_nobuf = mesh_access.data[3]; + priv->mstats.fwd_unicast_cnt = mesh_access.data[4]; + priv->mstats.fwd_bcast_cnt = mesh_access.data[5]; + priv->mstats.drop_blind = mesh_access.data[6]; + + LEAVE(); + return MESH_STATS_NUM; +} + +static void libertas_ethtool_get_strings (struct net_device * dev, + u32 stringset, + u8 * s) +{ + int i; + + ENTER(); + 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; + } + LEAVE(); +} + +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, +}; + |