Commit c4137a9c authored by John Youn's avatar John Youn Committed by Felipe Balbi
Browse files

usb: dwc3: DWC_usb31 controller check 



Add a convenience function to check if the controller is DWC_usb31.

Signed-off-by: default avatarJohn Youn <johnyoun@synopsys.com>
Signed-off-by: default avatarFelipe Balbi <balbi@kernel.org>
parent 59a3cedf

drivers/usb/dwc3/core.h

+6 −0
Original line number Diff line number Diff line
@@ -1024,6 +1024,12 @@ struct dwc3_gadget_ep_cmd_params { 
void dwc3_set_mode(struct dwc3 *dwc, u32 mode);

int dwc3_gadget_resize_tx_fifos(struct dwc3 *dwc);



/* check whether we are on the DWC_usb31 core */

static inline bool dwc3_is_usb31(struct dwc3 *dwc)

{

	return !!(dwc->revision & DWC3_REVISION_IS_DWC31);

}



#if IS_ENABLED(CONFIG_USB_DWC3_HOST) || IS_ENABLED(CONFIG_USB_DWC3_DUAL_ROLE)

int dwc3_host_init(struct dwc3 *dwc);

void dwc3_host_exit(struct dwc3 *dwc);