usb: dwc3: pci: runtime_resume child device

During runtime_resume of dwc3-pci.c, we need to
runtime suspend our child device (which is dwc3
proper) otherwise nothing will happen.

Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>

1 files changed, 8 insertions, 1 deletions

diff --git a/drivers/usb/dwc3/dwc3-pci.c b/drivers/usb/dwc3/dwc3-pci.c
index 2eb84d6c24a6..0a32430f4c41 100644
--- a/drivers/usb/dwc3/dwc3-pci.c
+++ b/drivers/usb/dwc3/dwc3-pci.c
@@ -243,6 +243,13 @@ static int dwc3_pci_runtime_suspend(struct device *dev)
         return -EBUSY;
 }
 
+static int dwc3_pci_runtime_resume(struct device *dev)
+{
+        struct platform_device *dwc3 = dev_get_drvdata(dev);
+
+        return pm_runtime_get(&dwc3->dev);
+}
+
 static int dwc3_pci_pm_dummy(struct device *dev)
 {
         /*
@@ -259,7 +266,7 @@ static int dwc3_pci_pm_dummy(struct device *dev)
 
 static struct dev_pm_ops dwc3_pci_dev_pm_ops = {
         SET_SYSTEM_SLEEP_PM_OPS(dwc3_pci_pm_dummy, dwc3_pci_pm_dummy)
-        SET_RUNTIME_PM_OPS(dwc3_pci_runtime_suspend, dwc3_pci_pm_dummy,
+        SET_RUNTIME_PM_OPS(dwc3_pci_runtime_suspend, dwc3_pci_runtime_resume,
                 NULL)
 };