diff options
Diffstat (limited to 'drivers/net/ethernet/broadcom/bcmsysport.c')
| -rw-r--r-- | drivers/net/ethernet/broadcom/bcmsysport.c | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/drivers/net/ethernet/broadcom/bcmsysport.c b/drivers/net/ethernet/broadcom/bcmsysport.c index 91eadba5540c..b25c70b74c92 100644 --- a/drivers/net/ethernet/broadcom/bcmsysport.c +++ b/drivers/net/ethernet/broadcom/bcmsysport.c @@ -2583,6 +2583,10 @@ static int bcm_sysport_probe(struct platform_device *pdev) if (!ret) device_set_wakeup_capable(&pdev->dev, 1); + priv->wol_clk = devm_clk_get_optional(&pdev->dev, "sw_sysportwol"); + if (IS_ERR(priv->wol_clk)) + return PTR_ERR(priv->wol_clk); + /* Set the needed headroom once and for all */ BUILD_BUG_ON(sizeof(struct bcm_tsb) != 8); dev->needed_headroom += sizeof(struct bcm_tsb); @@ -2772,8 +2776,10 @@ static int __maybe_unused bcm_sysport_suspend(struct device *d) bcm_sysport_fini_rx_ring(priv); /* Get prepared for Wake-on-LAN */ - if (device_may_wakeup(d) && priv->wolopts) + if (device_may_wakeup(d) && priv->wolopts) { + clk_prepare_enable(priv->wol_clk); ret = bcm_sysport_suspend_to_wol(priv); + } clk_disable_unprepare(priv->clk); @@ -2791,6 +2797,8 @@ static int __maybe_unused bcm_sysport_resume(struct device *d) return 0; clk_prepare_enable(priv->clk); + if (priv->wolopts) + clk_disable_unprepare(priv->wol_clk); umac_reset(priv); |