diff options
Diffstat (limited to 'drivers/net/ethernet/renesas/sh_eth.c')
| -rw-r--r-- | drivers/net/ethernet/renesas/sh_eth.c | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/drivers/net/ethernet/renesas/sh_eth.c b/drivers/net/ethernet/renesas/sh_eth.c index 96219de153e1..fe0277a35507 100644 --- a/drivers/net/ethernet/renesas/sh_eth.c +++ b/drivers/net/ethernet/renesas/sh_eth.c @@ -2947,6 +2947,36 @@ static int sh_eth_drv_remove(struct platform_device *pdev) } #ifdef CONFIG_PM +#ifdef CONFIG_PM_SLEEP +static int sh_eth_suspend(struct device *dev) +{ + struct net_device *ndev = dev_get_drvdata(dev); + int ret = 0; + + if (netif_running(ndev)) { + netif_device_detach(ndev); + ret = sh_eth_close(ndev); + } + + return ret; +} + +static int sh_eth_resume(struct device *dev) +{ + struct net_device *ndev = dev_get_drvdata(dev); + int ret = 0; + + if (netif_running(ndev)) { + ret = sh_eth_open(ndev); + if (ret < 0) + return ret; + netif_device_attach(ndev); + } + + return ret; +} +#endif + static int sh_eth_runtime_nop(struct device *dev) { /* Runtime PM callback shared between ->runtime_suspend() @@ -2960,6 +2990,7 @@ static int sh_eth_runtime_nop(struct device *dev) } static const struct dev_pm_ops sh_eth_dev_pm_ops = { + SET_SYSTEM_SLEEP_PM_OPS(sh_eth_suspend, sh_eth_resume) SET_RUNTIME_PM_OPS(sh_eth_runtime_nop, sh_eth_runtime_nop, NULL) }; #define SH_ETH_PM_OPS (&sh_eth_dev_pm_ops) |