From: Nicolas Ferre <nicolas.fe...@microchip.com>
The calls to pm_runtime_force_suspend/resume() functions are only
relevant if the device is not configured to act as a WoL wakeup source.
Add the device_may_wakeup() test before calling them.
Fixes: 3e2a5e153906 ("net: macb: add wake-on-lan support via magic packet")
Cc: Claudiu Beznea <claudiu.bez...@microchip.com>
Cc: Harini Katakam <harini.kata...@xilinx.com>
Cc: Sergio Prado <sergio.pr...@e-labworks.com>
Reviewed-by: Florian Fainelli <f.faine...@gmail.com>
Signed-off-by: Nicolas Ferre <nicolas.fe...@microchip.com>
---
Changes in v3:
- remove the parenthesis around device_may_wakeup()
Changes in v2:
- new in v2 serries
drivers/net/ethernet/cadence/macb_main.c | 6 ++++--
1 file changed, 4 insertions(+), 2 deletions(-)
diff --git a/drivers/net/ethernet/cadence/macb_main.c
b/drivers/net/ethernet/cadence/macb_main.c
index 548815255e22..f1f0976e7669 100644
--- a/drivers/net/ethernet/cadence/macb_main.c
+++ b/drivers/net/ethernet/cadence/macb_main.c
@@ -4606,7 +4606,8 @@ static int __maybe_unused macb_suspend(struct device *dev)
if (bp->ptp_info)
bp->ptp_info->ptp_remove(netdev);
- pm_runtime_force_suspend(dev);
+ if (!device_may_wakeup(dev))
+ pm_runtime_force_suspend(dev);
return 0;
}
@@ -4621,7 +4622,8 @@ static int __maybe_unused macb_resume(struct device *dev)
if (!netif_running(netdev))
return 0;
- pm_runtime_force_resume(dev);
+ if (!device_may_wakeup(dev))
+ pm_runtime_force_resume(dev);
if (bp->wol & MACB_WOL_ENABLED) {
macb_writel(bp, IDR, MACB_BIT(WOL));
--
2.27.0
