diff options
| author | Nicolas Ferre <nicolas.ferre@microchip.com> | 2020-07-10 14:46:45 +0200 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2020-07-10 14:29:38 -0700 |
| commit | 6c8f85cac98a4c6b767c4c4f6af7283724c32b47 (patch) | |
| tree | 6d134feb3286bd4131a0876627f9a1bc5bf680fd | |
| parent | 64febc5e56c9a748162f206dcc5be1a44436087a (diff) | |
| download | linux-6c8f85cac98a4c6b767c4c4f6af7283724c32b47.tar.gz | |
net: macb: fix call to pm_runtime in the suspend/resume functions
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.beznea@microchip.com>
Cc: Harini Katakam <harini.katakam@xilinx.com>
Cc: Sergio Prado <sergio.prado@e-labworks.com>
Reviewed-by: Florian Fainelli <f.fainelli@gmail.com>
Signed-off-by: Nicolas Ferre <nicolas.ferre@microchip.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
| -rw-r--r-- | drivers/net/ethernet/cadence/macb_main.c | 6 |
1 files 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)); |