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| author | Oleksij Rempel <o.rempel@pengutronix.de> | 2023-10-26 07:10:51 +0200 |
|---|---|---|
| committer | Jakub Kicinski <kuba@kernel.org> | 2023-10-27 14:43:53 -0700 |
| commit | 8afb91acc4a3ea25ce15160df1fcab93b155b75e (patch) | |
| tree | ea76e3a675f8882eb8fa66059b08490def9ae58a /drivers/net/dsa/microchip/ksz_common.h | |
| parent | 77c819cb493acf04bcbb52411debc4ef044429b2 (diff) | |
| download | linux-stable-8afb91acc4a3ea25ce15160df1fcab93b155b75e.tar.gz linux-stable-8afb91acc4a3ea25ce15160df1fcab93b155b75e.tar.bz2 linux-stable-8afb91acc4a3ea25ce15160df1fcab93b155b75e.zip | |
net: dsa: microchip: Ensure Stable PME Pin State for Wake-on-LAN
Ensures a stable PME (Power Management Event) pin state by disabling PME
on system start and enabling it on shutdown only if WoL (Wake-on-LAN) is
configured. This is needed to avoid issues with some PMICs (Power
Management ICs).
Signed-off-by: Oleksij Rempel <o.rempel@pengutronix.de>
Reviewed-by: Vladimir Oltean <vladimir.oltean@nxp.com>
Link: https://lore.kernel.org/r/20231026051051.2316937-6-o.rempel@pengutronix.de
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'drivers/net/dsa/microchip/ksz_common.h')
| -rw-r--r-- | drivers/net/dsa/microchip/ksz_common.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/net/dsa/microchip/ksz_common.h b/drivers/net/dsa/microchip/ksz_common.h index 14b4828f80a1..b7e8a403a132 100644 --- a/drivers/net/dsa/microchip/ksz_common.h +++ b/drivers/net/dsa/microchip/ksz_common.h @@ -378,6 +378,7 @@ struct ksz_dev_ops { struct ethtool_wolinfo *wol); int (*set_wol)(struct ksz_device *dev, int port, struct ethtool_wolinfo *wol); + void (*wol_pre_shutdown)(struct ksz_device *dev, bool *wol_enabled); void (*config_cpu_port)(struct dsa_switch *ds); int (*enable_stp_addr)(struct ksz_device *dev); int (*reset)(struct ksz_device *dev); |