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1// SPDX-License-Identifier: GPL-2.02#include <linux/hardirq.h>3#include <linux/netdevice.h>4#include <linux/ethtool.h>5#include <linux/delay.h>6 7#include "decl.h"8#include "cmd.h"9#include "mesh.h"10 11 12static void lbs_ethtool_get_drvinfo(struct net_device *dev,13 struct ethtool_drvinfo *info)14{15 struct lbs_private *priv = dev->ml_priv;16 17 snprintf(info->fw_version, sizeof(info->fw_version),18 "%u.%u.%u.p%u",19 priv->fwrelease >> 24 & 0xff,20 priv->fwrelease >> 16 & 0xff,21 priv->fwrelease >> 8 & 0xff,22 priv->fwrelease & 0xff);23 strscpy(info->driver, "libertas", sizeof(info->driver));24 strscpy(info->version, lbs_driver_version, sizeof(info->version));25}26 27/*28 * All 8388 parts have 16KiB EEPROM size at the time of writing.29 * In case that changes this needs fixing.30 */31#define LBS_EEPROM_LEN 1638432 33static int lbs_ethtool_get_eeprom_len(struct net_device *dev)34{35 return LBS_EEPROM_LEN;36}37 38static int lbs_ethtool_get_eeprom(struct net_device *dev,39 struct ethtool_eeprom *eeprom, u8 * bytes)40{41 struct lbs_private *priv = dev->ml_priv;42 struct cmd_ds_802_11_eeprom_access cmd;43 int ret;44 45 if (eeprom->offset + eeprom->len > LBS_EEPROM_LEN ||46 eeprom->len > LBS_EEPROM_READ_LEN)47 return -EINVAL;48 49 cmd.hdr.size = cpu_to_le16(sizeof(struct cmd_ds_802_11_eeprom_access) -50 LBS_EEPROM_READ_LEN + eeprom->len);51 cmd.action = cpu_to_le16(CMD_ACT_GET);52 cmd.offset = cpu_to_le16(eeprom->offset);53 cmd.len = cpu_to_le16(eeprom->len);54 ret = lbs_cmd_with_response(priv, CMD_802_11_EEPROM_ACCESS, &cmd);55 if (!ret)56 memcpy(bytes, cmd.value, eeprom->len);57 58 return ret;59}60 61static void lbs_ethtool_get_wol(struct net_device *dev,62 struct ethtool_wolinfo *wol)63{64 struct lbs_private *priv = dev->ml_priv;65 66 wol->supported = WAKE_UCAST|WAKE_MCAST|WAKE_BCAST|WAKE_PHY;67 68 if (priv->wol_criteria == EHS_REMOVE_WAKEUP)69 return;70 71 if (priv->wol_criteria & EHS_WAKE_ON_UNICAST_DATA)72 wol->wolopts |= WAKE_UCAST;73 if (priv->wol_criteria & EHS_WAKE_ON_MULTICAST_DATA)74 wol->wolopts |= WAKE_MCAST;75 if (priv->wol_criteria & EHS_WAKE_ON_BROADCAST_DATA)76 wol->wolopts |= WAKE_BCAST;77 if (priv->wol_criteria & EHS_WAKE_ON_MAC_EVENT)78 wol->wolopts |= WAKE_PHY;79}80 81static int lbs_ethtool_set_wol(struct net_device *dev,82 struct ethtool_wolinfo *wol)83{84 struct lbs_private *priv = dev->ml_priv;85 86 if (wol->wolopts & ~(WAKE_UCAST|WAKE_MCAST|WAKE_BCAST|WAKE_PHY))87 return -EOPNOTSUPP;88 89 priv->wol_criteria = 0;90 if (wol->wolopts & WAKE_UCAST)91 priv->wol_criteria |= EHS_WAKE_ON_UNICAST_DATA;92 if (wol->wolopts & WAKE_MCAST)93 priv->wol_criteria |= EHS_WAKE_ON_MULTICAST_DATA;94 if (wol->wolopts & WAKE_BCAST)95 priv->wol_criteria |= EHS_WAKE_ON_BROADCAST_DATA;96 if (wol->wolopts & WAKE_PHY)97 priv->wol_criteria |= EHS_WAKE_ON_MAC_EVENT;98 if (wol->wolopts == 0)99 priv->wol_criteria |= EHS_REMOVE_WAKEUP;100 return 0;101}102 103const struct ethtool_ops lbs_ethtool_ops = {104 .get_drvinfo = lbs_ethtool_get_drvinfo,105 .get_eeprom = lbs_ethtool_get_eeprom,106 .get_eeprom_len = lbs_ethtool_get_eeprom_len,107#ifdef CONFIG_LIBERTAS_MESH108 .get_sset_count = lbs_mesh_ethtool_get_sset_count,109 .get_ethtool_stats = lbs_mesh_ethtool_get_stats,110 .get_strings = lbs_mesh_ethtool_get_strings,111#endif112 .get_wol = lbs_ethtool_get_wol,113 .set_wol = lbs_ethtool_set_wol,114};115 116