From 3fcdf2dfefb6313ea0395519d1784808c0b6559b Mon Sep 17 00:00:00 2001 From: Florian Fainelli Date: Fri, 17 Feb 2023 10:34:14 -0800 Subject: [PATCH] net: bcmgenet: Support wake-up from s2idle When we suspend into s2idle we also need to enable the interrupt line that generates the MPD and HFB interrupts towards the host CPU interrupt controller (typically the ARM GIC or MIPS L1) to make it exit s2idle. When we suspend into other modes such as "standby" or "mem" we engage a power management state machine which will gate off the CPU L1 controller (priv->irq0) and ungate the side band wake-up interrupt (priv->wol_irq). It is safe to have both enabled as wake-up sources because they are mutually exclusive given any suspend mode. Signed-off-by: Florian Fainelli Signed-off-by: David S. Miller --- drivers/net/ethernet/broadcom/genet/bcmgenet_wol.c | 8 ++++++-- 1 file changed, 6 insertions(+), 2 deletions(-) diff --git a/drivers/net/ethernet/broadcom/genet/bcmgenet_wol.c b/drivers/net/ethernet/broadcom/genet/bcmgenet_wol.c index f55d9d9..3a4b6cb 100644 --- a/drivers/net/ethernet/broadcom/genet/bcmgenet_wol.c +++ b/drivers/net/ethernet/broadcom/genet/bcmgenet_wol.c @@ -77,14 +77,18 @@ int bcmgenet_set_wol(struct net_device *dev, struct ethtool_wolinfo *wol) if (wol->wolopts) { device_set_wakeup_enable(kdev, 1); /* Avoid unbalanced enable_irq_wake calls */ - if (priv->wol_irq_disabled) + if (priv->wol_irq_disabled) { enable_irq_wake(priv->wol_irq); + enable_irq_wake(priv->irq0); + } priv->wol_irq_disabled = false; } else { device_set_wakeup_enable(kdev, 0); /* Avoid unbalanced disable_irq_wake calls */ - if (!priv->wol_irq_disabled) + if (!priv->wol_irq_disabled) { disable_irq_wake(priv->wol_irq); + disable_irq_wake(priv->irq0); + } priv->wol_irq_disabled = true; } -- 2.7.4