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net: sh_eth: Disable WoL if system can not suspend

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[ Upstream commit 9c02ea544ac35a9def5827d30594406947ccd81a ]

The MAC can't facilitate WoL if the system can't go to sleep. Gate the
WoL support callbacks in ethtool at compile time using CONFIG_PM_SLEEP.

Signed-off-by: Niklas Söderlund <niklas.soderlund+renesas@ragnatech.se>
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Link: https://patch.msgid.link/20250909085849.3808169-1-niklas.soderlund+renesas@ragnatech.se
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Niklas Söderlund 2025-09-09 10:58:49 +02:00 • committed by Greg Kroah-Hartman
commit f18cc90244
1 changed files with 4 additions and 0 deletions
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4
drivers/net/ethernet/renesas/sh_eth.c
View file

@ -2397,6 +2397,7 @@ static int sh_eth_set_ringparam(struct net_device *ndev,
return 0;
}
#ifdef CONFIG_PM_SLEEP
static void sh_eth_get_wol(struct net_device *ndev, struct ethtool_wolinfo *wol)
{
struct sh_eth_private *mdp = netdev_priv(ndev);
@ -2423,6 +2424,7 @@ static int sh_eth_set_wol(struct net_device *ndev, struct ethtool_wolinfo *wol)
return 0;
}
#endif
static const struct ethtool_ops sh_eth_ethtool_ops = {
.get_regs_len = sh_eth_get_regs_len,
@ -2438,8 +2440,10 @@ static const struct ethtool_ops sh_eth_ethtool_ops = {
.set_ringparam = sh_eth_set_ringparam,
.get_link_ksettings = phy_ethtool_get_link_ksettings,
.set_link_ksettings = phy_ethtool_set_link_ksettings,
#ifdef CONFIG_PM_SLEEP
.get_wol = sh_eth_get_wol,
.set_wol = sh_eth_set_wol,
#endif
};
/* network device open function */