#define gadget_is_dummy(g) 0
#endif
-#ifdef CONFIG_USB_GADGET_PXA2XX
-#define gadget_is_pxa(g) !strcmp("pxa2xx_udc", (g)->name)
+#ifdef CONFIG_USB_GADGET_PXA25X
+#define gadget_is_pxa(g) !strcmp("pxa25x_udc", (g)->name)
#else
#define gadget_is_pxa(g) 0
#endif
return 0x21;
return -ENOENT;
}
+
+
+/**
+ * gadget_supports_altsettings - return true if altsettings work
+ * @gadget: the gadget in question
+ */
+static inline bool gadget_supports_altsettings(struct usb_gadget *gadget)
+{
+ /* PXA 21x/25x/26x has no altsettings at all */
+ if (gadget_is_pxa(gadget))
+ return false;
+
+ /* PXA 27x and 3xx have *broken* altsetting support */
+ if (gadget_is_pxa27x(gadget))
+ return false;
+
+ /* SH3 hardware just doesn't do altsettings */
+ if (gadget_is_sh(gadget))
+ return false;
+
+ /* Everything else is *presumably* fine ... */
+ return true;
+}