linux/drivers/net/wireless/marvell/mwifiex/ethtool.c
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   1/*
   2 * Marvell Wireless LAN device driver: ethtool
   3 *
   4 * Copyright (C) 2013-2014, Marvell International Ltd.
   5 *
   6 * This software file (the "File") is distributed by Marvell International
   7 * Ltd. under the terms of the GNU General Public License Version 2, June 1991
   8 * (the "License").  You may use, redistribute and/or modify this File in
   9 * accordance with the terms and conditions of the License, a copy of which
  10 * is available by writing to the Free Software Foundation, Inc.,
  11 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA or on the
  12 * worldwide web at http://www.gnu.org/licenses/old-licenses/gpl-2.0.txt.
  13 *
  14 * THE FILE IS DISTRIBUTED AS-IS, WITHOUT WARRANTY OF ANY KIND, AND THE
  15 * IMPLIED WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE
  16 * ARE EXPRESSLY DISCLAIMED.  The License provides additional details about
  17 * this warranty disclaimer.
  18 */
  19
  20#include "main.h"
  21
  22static void mwifiex_ethtool_get_wol(struct net_device *dev,
  23                                    struct ethtool_wolinfo *wol)
  24{
  25        struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev);
  26        u32 conditions = le32_to_cpu(priv->adapter->hs_cfg.conditions);
  27
  28        wol->supported = WAKE_UCAST|WAKE_MCAST|WAKE_BCAST|WAKE_PHY;
  29
  30        if (conditions == HS_CFG_COND_DEF)
  31                return;
  32
  33        if (conditions & HS_CFG_COND_UNICAST_DATA)
  34                wol->wolopts |= WAKE_UCAST;
  35        if (conditions & HS_CFG_COND_MULTICAST_DATA)
  36                wol->wolopts |= WAKE_MCAST;
  37        if (conditions & HS_CFG_COND_BROADCAST_DATA)
  38                wol->wolopts |= WAKE_BCAST;
  39        if (conditions & HS_CFG_COND_MAC_EVENT)
  40                wol->wolopts |= WAKE_PHY;
  41}
  42
  43static int mwifiex_ethtool_set_wol(struct net_device *dev,
  44                                   struct ethtool_wolinfo *wol)
  45{
  46        struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev);
  47        u32 conditions = 0;
  48
  49        if (wol->wolopts & ~(WAKE_UCAST|WAKE_MCAST|WAKE_BCAST|WAKE_PHY))
  50                return -EOPNOTSUPP;
  51
  52        if (wol->wolopts & WAKE_UCAST)
  53                conditions |= HS_CFG_COND_UNICAST_DATA;
  54        if (wol->wolopts & WAKE_MCAST)
  55                conditions |= HS_CFG_COND_MULTICAST_DATA;
  56        if (wol->wolopts & WAKE_BCAST)
  57                conditions |= HS_CFG_COND_BROADCAST_DATA;
  58        if (wol->wolopts & WAKE_PHY)
  59                conditions |= HS_CFG_COND_MAC_EVENT;
  60        if (wol->wolopts == 0)
  61                conditions |= HS_CFG_COND_DEF;
  62        priv->adapter->hs_cfg.conditions = cpu_to_le32(conditions);
  63
  64        return 0;
  65}
  66
  67const struct ethtool_ops mwifiex_ethtool_ops = {
  68        .get_wol = mwifiex_ethtool_get_wol,
  69        .set_wol = mwifiex_ethtool_set_wol,
  70};
  71