diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac.h b/drivers/net/ethernet/stmicro/stmmac/stmmac.h index 027f1dd42d10c2390f99fa286236854c1e61c197..73709e9ddcd119e1bc5dc6a4763c0cb2405e3c1a 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac.h +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac.h @@ -105,6 +105,7 @@ struct stmmac_priv { unsigned int default_addend; u32 adv_ts; int use_riwt; + int irq_wake; spinlock_t ptp_lock; }; diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c index df7d8d618233dc6d63c040c6a681a30b8c4c79d6..cddcf76f11f9f514f4c4289cec6fa98b315c078c 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c @@ -2320,6 +2320,9 @@ static irqreturn_t stmmac_interrupt(int irq, void *dev_id) struct net_device *dev = (struct net_device *)dev_id; struct stmmac_priv *priv = netdev_priv(dev); + if (priv->irq_wake) + pm_wakeup_event(priv->device, 0); + if (unlikely(!dev)) { pr_err("%s: invalid dev pointer\n", __func__); return IRQ_NONE; @@ -2861,9 +2864,10 @@ int stmmac_suspend(struct net_device *ndev) stmmac_clear_descriptors(priv); /* Enable Power down mode by programming the PMT regs */ - if (device_may_wakeup(priv->device)) + if (device_may_wakeup(priv->device)) { priv->hw->mac->pmt(priv->ioaddr, priv->wolopts); - else { + priv->irq_wake = 1; + } else { stmmac_set_mac(priv->ioaddr, false); pinctrl_pm_select_sleep_state(priv->device); /* Disable clock in case of PWM is off */ @@ -2891,6 +2895,7 @@ int stmmac_resume(struct net_device *ndev) */ if (device_may_wakeup(priv->device)) { priv->hw->mac->pmt(priv->ioaddr, 0); + priv->irq_wake = 0; } else { pinctrl_pm_select_default_state(priv->device); /* enable the clk prevously disabled */