Message ID | 20180926201239.28517-1-hdegoede@redhat.com |
---|---|
State | Accepted, archived |
Delegated to: | David Miller |
Headers | show |
Series | r8169: Disable clk during suspend / resume | expand |
From: Hans de Goede <hdegoede@redhat.com> Date: Wed, 26 Sep 2018 22:12:39 +0200 > Disable the clk during suspend to save power. Note that tp->clk may be > NULL, the clk core functions handle this without problems. > > Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com> > Tested-by: Carlo Caione <carlo@endlessm.com> > Signed-off-by: Hans de Goede <hdegoede@redhat.com> Applied.
diff --git a/drivers/net/ethernet/realtek/r8169.c b/drivers/net/ethernet/realtek/r8169.c index 474229548731..c289350fb98f 100644 --- a/drivers/net/ethernet/realtek/r8169.c +++ b/drivers/net/ethernet/realtek/r8169.c @@ -6852,8 +6852,10 @@ static int rtl8169_suspend(struct device *device) { struct pci_dev *pdev = to_pci_dev(device); struct net_device *dev = pci_get_drvdata(pdev); + struct rtl8169_private *tp = netdev_priv(dev); rtl8169_net_suspend(dev); + clk_disable_unprepare(tp->clk); return 0; } @@ -6881,6 +6883,9 @@ static int rtl8169_resume(struct device *device) { struct pci_dev *pdev = to_pci_dev(device); struct net_device *dev = pci_get_drvdata(pdev); + struct rtl8169_private *tp = netdev_priv(dev); + + clk_prepare_enable(tp->clk); if (netif_running(dev)) __rtl8169_resume(dev);