From a987a906e95c4d80a364629d6bcb7cf69d2018e4 Mon Sep 17 00:00:00 2001 From: John Youn Date: Thu, 10 Nov 2016 17:08:48 -0800 Subject: [PATCH] usb: dwc3: Add a check for the DWC_usb3 core Add a helper function to check if we are running on a DWC_usb3 core. Signed-off-by: John Youn Signed-off-by: Felipe Balbi --- drivers/usb/dwc3/core.h | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/drivers/usb/dwc3/core.h b/drivers/usb/dwc3/core.h index b9903c6c3de4..354de247356a 100644 --- a/drivers/usb/dwc3/core.h +++ b/drivers/usb/dwc3/core.h @@ -1148,6 +1148,12 @@ struct dwc3_gadget_ep_cmd_params { void dwc3_set_mode(struct dwc3 *dwc, u32 mode); u32 dwc3_core_fifo_space(struct dwc3_ep *dep, u8 type); +/* check whether we are on the DWC_usb3 core */ +static inline bool dwc3_is_usb3(struct dwc3 *dwc) +{ + return !(dwc->revision & DWC3_REVISION_IS_DWC31); +} + /* check whether we are on the DWC_usb31 core */ static inline bool dwc3_is_usb31(struct dwc3 *dwc) { -- 2.39.5