diff options
| author |   Hans de Goede <hdegoede@redhat.com> | 2018-09-26 22:12:39 +0200 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2018-09-29 11:47:57 -0700 |
| commit | ac8bd9e13be22a3d24bfc80972d4688e3e50e457 (patch) | |
| tree | b1fd327fcbbd2314020e8001e47f3d16de8ae0ec /drivers/net/ethernet/realtek | |
| parent | qlcnic: fix Tx descriptor corruption on 82xx devices (diff) | |
| download | linux-dev-ac8bd9e13be22a3d24bfc80972d4688e3e50e457.tar.xz linux-dev-ac8bd9e13be22a3d24bfc80972d4688e3e50e457.zip | |
r8169: Disable clk during suspend / resume
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>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/realtek')
| -rw-r--r-- | drivers/net/ethernet/realtek/r8169.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/net/ethernet/realtek/r8169.c b/drivers/net/ethernet/realtek/r8169.c index ab30aaeac6d3..d6b53f53909a 100644 --- a/drivers/net/ethernet/realtek/r8169.c +++ b/drivers/net/ethernet/realtek/r8169.c @@ -6869,8 +6869,10 @@ 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; } @@ -6898,6 +6900,9 @@ 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); |