Add a helper function to check if we are running on a DWC_usb3 core.
Signed-off-by: John Youn <[email protected]>
---
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 180239f..4f15c23 100644
--- a/drivers/usb/dwc3/core.h
+++ b/drivers/usb/dwc3/core.h
@@ -1147,6 +1147,12 @@ 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)
{
--
2.10.0
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