Merge "EHCI: HSIC: Abort system suspend if controller is outside LPM"
diff --git a/drivers/usb/host/ehci-msm-hsic.c b/drivers/usb/host/ehci-msm-hsic.c
index ede8bdb..d1d0f91 100644
--- a/drivers/usb/host/ehci-msm-hsic.c
+++ b/drivers/usb/host/ehci-msm-hsic.c
@@ -2180,7 +2180,6 @@
#ifdef CONFIG_PM_SLEEP
static int msm_hsic_pm_suspend(struct device *dev)
{
- int ret;
struct usb_hcd *hcd = dev_get_drvdata(dev);
struct msm_hsic_hcd *mehci = hcd_to_hsic(hcd);
@@ -2188,15 +2187,16 @@
dbg_log_event(NULL, "PM Suspend", 0);
+ if (!atomic_read(&mehci->in_lpm)) {
+ dev_info(dev, "abort suspend\n");
+ dbg_log_event(NULL, "PM Suspend abort", 0);
+ return -EBUSY;
+ }
+
if (device_may_wakeup(dev) && !mehci->async_irq)
enable_irq_wake(hcd->irq);
- ret = msm_hsic_suspend(mehci);
-
- if (ret && device_may_wakeup(dev) && !mehci->async_irq)
- disable_irq_wake(hcd->irq);
-
- return ret;
+ return 0;
}
static int msm_hsic_pm_suspend_noirq(struct device *dev)