[PATCH v3 5/8] ehci-atmel: Power down during suspend is normal

Romain Izard romain.izard.pro at gmail.com
Wed Sep 27 01:35:52 PDT 2017


When an Atmel SoC is suspended with the backup mode, the USB bus will be
powered down. As this is expected, do not return an error to the driver
core when ehci_resume detects it.

Signed-off-by: Romain Izard <romain.izard.pro at gmail.com>
Acked-by: Nicolas Ferre <nicolas.ferre at microchip.com>
---
 drivers/usb/host/ehci-atmel.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/usb/host/ehci-atmel.c b/drivers/usb/host/ehci-atmel.c
index 7440722bfbf0..2a8b9bdc0e57 100644
--- a/drivers/usb/host/ehci-atmel.c
+++ b/drivers/usb/host/ehci-atmel.c
@@ -205,7 +205,8 @@ static int __maybe_unused ehci_atmel_drv_resume(struct device *dev)
 	struct atmel_ehci_priv *atmel_ehci = hcd_to_atmel_ehci_priv(hcd);
 
 	atmel_start_clock(atmel_ehci);
-	return ehci_resume(hcd, false);
+	ehci_resume(hcd, false);
+	return 0;
 }
 
 #ifdef CONFIG_OF
-- 
2.11.0




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