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-rw-r--r--drivers/usb/chipidea/host.c16
1 files changed, 16 insertions, 0 deletions
diff --git a/drivers/usb/chipidea/host.c b/drivers/usb/chipidea/host.c
index f70c77db45dc..f40bd322f3c8 100644
--- a/drivers/usb/chipidea/host.c
+++ b/drivers/usb/chipidea/host.c
@@ -528,6 +528,18 @@ static int ci_ehci_bus_resume(struct usb_hcd *hcd)
return 0;
}
+#ifdef CONFIG_PM_SLEEP
+static void ci_hdrc_host_suspend(struct ci_hdrc *ci)
+{
+ ehci_suspend(ci->hcd, device_may_wakeup(ci->dev));
+}
+
+static void ci_hdrc_host_resume(struct ci_hdrc *ci, bool power_lost)
+{
+ ehci_resume(ci->hcd, power_lost);
+}
+#endif
+
int ci_hdrc_host_init(struct ci_hdrc *ci)
{
struct ci_role_driver *rdrv;
@@ -541,6 +553,10 @@ int ci_hdrc_host_init(struct ci_hdrc *ci)
rdrv->start = host_start;
rdrv->stop = host_stop;
+#ifdef CONFIG_PM_SLEEP
+ rdrv->suspend = ci_hdrc_host_suspend;
+ rdrv->resume = ci_hdrc_host_resume;
+#endif
rdrv->irq = host_irq;
rdrv->name = "host";
ci->roles[CI_ROLE_HOST] = rdrv;