summaryrefslogtreecommitdiff
path: root/drivers/usb/host/ehci-msm.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/usb/host/ehci-msm.c')
-rw-r--r--drivers/usb/host/ehci-msm.c16
1 files changed, 13 insertions, 3 deletions
diff --git a/drivers/usb/host/ehci-msm.c b/drivers/usb/host/ehci-msm.c
index 3e226ef6c..2f8d3af81 100644
--- a/drivers/usb/host/ehci-msm.c
+++ b/drivers/usb/host/ehci-msm.c
@@ -179,22 +179,32 @@ static int ehci_msm_remove(struct platform_device *pdev)
static int ehci_msm_pm_suspend(struct device *dev)
{
struct usb_hcd *hcd = dev_get_drvdata(dev);
+ struct ehci_hcd *ehci = hcd_to_ehci(hcd);
bool do_wakeup = device_may_wakeup(dev);
dev_dbg(dev, "ehci-msm PM suspend\n");
- return ehci_suspend(hcd, do_wakeup);
+ /* Only call ehci_suspend if ehci_setup has been done */
+ if (ehci->sbrn)
+ return ehci_suspend(hcd, do_wakeup);
+
+ return 0;
}
static int ehci_msm_pm_resume(struct device *dev)
{
struct usb_hcd *hcd = dev_get_drvdata(dev);
+ struct ehci_hcd *ehci = hcd_to_ehci(hcd);
dev_dbg(dev, "ehci-msm PM resume\n");
- ehci_resume(hcd, false);
+
+ /* Only call ehci_resume if ehci_setup has been done */
+ if (ehci->sbrn)
+ ehci_resume(hcd, false);
return 0;
}
+
#else
#define ehci_msm_pm_suspend NULL
#define ehci_msm_pm_resume NULL
@@ -229,7 +239,7 @@ static struct platform_driver ehci_msm_driver = {
},
};
-static const struct ehci_driver_overrides msm_overrides __initdata = {
+static const struct ehci_driver_overrides msm_overrides __initconst = {
.reset = ehci_msm_reset,
};