* Yang Rui Rui | 2011-08-17 17:25:59 [+0800]:
>Following patch also fix my problem, anyone can explain a bit about the comment?
>Where to set the CONFIG_USB_GADGET_DUALSPEED?
This is selected by the driver which supports. Which driver are you
using, is it out of tree?
>In my case musb gadget set is_dualspeed to 1, but gadget_is_dualspeed return 0,
>so hs_descriptors is not copied.
Hmm. USB_GADGET_MUSB_HDRC selects USB_GADGET_DUALSPEED so it should
return 1.
>diff --git a/include/linux/usb/gadget.h b/include/linux/usb/gadget.h
>index 087f4b9..d9b5bdb 100644
>--- a/include/linux/usb/gadget.h
>+++ b/include/linux/usb/gadget.h
>@@ -548,14 +548,7 @@ static inline struct usb_gadget *dev_to_usb_gadget(struct device *dev)
> */
> static inline int gadget_is_dualspeed(struct usb_gadget *g)
> {
>-#ifdef CONFIG_USB_GADGET_DUALSPEED
>- /* runtime test would check "g->is_dualspeed" ... that might be
>- * useful to work around hardware bugs, but is mostly pointless
>- */
>- return 1;
>-#else
>- return 0;
>-#endif
>+ return g->is_dualspeed;
> }
> /**
Sebastian
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