From: Gregory Herrero <gregory.herr...@intel.com>
Signed-off-by: Gregory Herrero <gregory.herr...@intel.com>
---
drivers/usb/dwc2/hcd.c | 19 +++++++++++++++++++
1 file changed, 19 insertions(+)
diff --git a/drivers/usb/dwc2/hcd.c b/drivers/usb/dwc2/hcd.c
index 919658e..bc04b3f8 100644
--- a/drivers/usb/dwc2/hcd.c
+++ b/drivers/usb/dwc2/hcd.c
@@ -2313,6 +2313,22 @@ static void _dwc2_hcd_stop(struct usb_hcd *hcd)
usleep_range(1000, 3000);
}
+static int _dwc2_hcd_suspend(struct usb_hcd *hcd)
+{
+ struct dwc2_hsotg *hsotg = dwc2_hcd_to_hsotg(hcd);
+
+ hsotg->lx_state = DWC2_L2;
+ return 0;
+}
+
+static int _dwc2_hcd_resume(struct usb_hcd *hcd)
+{
+ struct dwc2_hsotg *hsotg = dwc2_hcd_to_hsotg(hcd);
+
+ hsotg->lx_state = DWC2_L0;
+ return 0;
+}
+
/* Returns the current frame number */
static int _dwc2_hcd_get_frame_number(struct usb_hcd *hcd)
{
@@ -2683,6 +2699,9 @@ static struct hc_driver dwc2_hc_driver = {
.hub_status_data = _dwc2_hcd_hub_status_data,
.hub_control = _dwc2_hcd_hub_control,
.clear_tt_buffer_complete = _dwc2_hcd_clear_tt_buffer_complete,
+
+ .bus_suspend = _dwc2_hcd_suspend,
+ .bus_resume = _dwc2_hcd_resume,
};
/*
--
2.3.3
--
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