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path: root/drivers/usb/dwc3/debug.h
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Diffstat (limited to 'drivers/usb/dwc3/debug.h')
-rw-r--r--drivers/usb/dwc3/debug.h18
1 files changed, 18 insertions, 0 deletions
diff --git a/drivers/usb/dwc3/debug.h b/drivers/usb/dwc3/debug.h
index 09d703852a92..6e1cdcdce7cc 100644
--- a/drivers/usb/dwc3/debug.h
+++ b/drivers/usb/dwc3/debug.h
@@ -14,6 +14,24 @@
#include "core.h"
/**
+ * dwc3_mode_string - returns mode name
+ * @mode: GCTL.PrtCapDir value
+ */
+static inline const char *dwc3_mode_string(u32 mode)
+{
+ switch (mode) {
+ case DWC3_GCTL_PRTCAP_HOST:
+ return "host";
+ case DWC3_GCTL_PRTCAP_DEVICE:
+ return "device";
+ case DWC3_GCTL_PRTCAP_OTG:
+ return "otg";
+ default:
+ return "UNKNOWN";
+ }
+}
+
+/**
* dwc3_gadget_ep_cmd_string - returns endpoint command string
* @cmd: command code
*/