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Commit 99a65798 authored by Gregory Herrero's avatar Gregory Herrero Committed by Felipe Balbi
Browse files

usb: dwc2: host: add bus_suspend/bus_resume callback 



Update controller state to indicate suspend entry.

Acked-by: default avatarJohn Youn <johnyoun@synopsys.com>
Signed-off-by: default avatarGregory Herrero <gregory.herrero@intel.com>
Signed-off-by: default avatarFelipe Balbi <balbi@ti.com>
parent 9df4ceac

drivers/usb/dwc2/hcd.c

+19 −0
Original line number Diff line number Diff line
@@ -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,

};



/*