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path: root/drivers/net/wireless/libertas/ethtool.c
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Diffstat (limited to 'drivers/net/wireless/libertas/ethtool.c')
-rw-r--r--drivers/net/wireless/libertas/ethtool.c67
1 files changed, 17 insertions, 50 deletions
diff --git a/drivers/net/wireless/libertas/ethtool.c b/drivers/net/wireless/libertas/ethtool.c
index 21e6f988ea8..7c8ce7d0f23 100644
--- a/drivers/net/wireless/libertas/ethtool.c
+++ b/drivers/net/wireless/libertas/ethtool.c
@@ -48,61 +48,28 @@ static int lbs_ethtool_get_eeprom(struct net_device *dev,
struct ethtool_eeprom *eeprom, u8 * bytes)
{
struct lbs_private *priv = (struct lbs_private *) dev->priv;
- struct lbs_ioctl_regrdwr regctrl;
- char *ptr;
+ struct cmd_ds_802_11_eeprom_access cmd;
int ret;
- regctrl.action = 0;
- regctrl.offset = eeprom->offset;
- regctrl.NOB = eeprom->len;
-
- if (eeprom->offset + eeprom->len > LBS_EEPROM_LEN)
- return -EINVAL;
-
-// mutex_lock(&priv->mutex);
-
- priv->prdeeprom = kmalloc(eeprom->len+sizeof(regctrl), GFP_KERNEL);
- if (!priv->prdeeprom)
- return -ENOMEM;
- memcpy(priv->prdeeprom, &regctrl, 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);
+ lbs_deb_enter(LBS_DEB_ETHTOOL);
- ret = lbs_prepare_and_send_command(priv,
- CMD_802_11_EEPROM_ACCESS,
- regctrl.action,
- CMD_OPTION_WAITFORRSP, 0,
- &regctrl);
-
- if (ret) {
- if (priv->prdeeprom)
- kfree(priv->prdeeprom);
- goto done;
+ if (eeprom->offset + eeprom->len > LBS_EEPROM_LEN ||
+ eeprom->len > LBS_EEPROM_READ_LEN) {
+ ret = -EINVAL;
+ goto out;
}
- mdelay(10);
-
- ptr = (char *)priv->prdeeprom;
-
- /* skip the command header, but include the "value" u32 variable */
- ptr = ptr + sizeof(struct lbs_ioctl_regrdwr) - 4;
-
- /*
- * Return the result back to the user
- */
- memcpy(bytes, ptr, eeprom->len);
-
- if (priv->prdeeprom)
- kfree(priv->prdeeprom);
-// mutex_unlock(&priv->mutex);
-
- ret = 0;
-
-done:
- lbs_deb_enter_args(LBS_DEB_ETHTOOL, "ret %d", ret);
+ 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);
+
+out:
+ lbs_deb_leave_args(LBS_DEB_ETHTOOL, "ret %d", ret);
return ret;
}