3  * epautoconf.c -- endpoint autoconfiguration for usb gadget drivers
17 #include <linux/usb/gadget.h>
22  * @gadget: The device to which the endpoint must belong.
37  * this routine simplifies writing gadget drivers that work with
64 	struct usb_gadget		*gadget,  in usb_ep_autoconfig_ss()  argument
71 	if (gadget->ops->match_ep) {  in usb_ep_autoconfig_ss()
72 		ep = gadget->ops->match_ep(gadget, desc, ep_comp);  in usb_ep_autoconfig_ss()
78 	list_for_each_entry (ep, &gadget->ep_list, ep_list) {  in usb_ep_autoconfig_ss()
79 		if (usb_gadget_ep_match_desc(gadget, ep, desc, ep_comp))  in usb_ep_autoconfig_ss()
100 		if (++gadget->in_epnum > 15)  in usb_ep_autoconfig_ss()
102 		desc->bEndpointAddress = USB_DIR_IN | gadget->in_epnum;  in usb_ep_autoconfig_ss()
104 		if (++gadget->out_epnum > 15)  in usb_ep_autoconfig_ss()
106 		desc->bEndpointAddress |= gadget->out_epnum;  in usb_ep_autoconfig_ss()
120  * @gadget: The device to which the endpoint must belong.
126  * routine simplifies writing gadget drivers that work with multiple
150 	struct usb_gadget		*gadget,  in usb_ep_autoconfig()  argument
157 	ep = usb_ep_autoconfig_ss(gadget, desc, NULL);  in usb_ep_autoconfig()
196  * @gadget: device for which autoconfig state will be reset
203 void usb_ep_autoconfig_reset (struct usb_gadget *gadget)  in usb_ep_autoconfig_reset()  argument
207 	list_for_each_entry (ep, &gadget->ep_list, ep_list) {  in usb_ep_autoconfig_reset()
211 	gadget->in_epnum = 0;  in usb_ep_autoconfig_reset()
212 	gadget->out_epnum = 0;  in usb_ep_autoconfig_reset()