diff options
Diffstat (limited to 'drivers/usb/gadget/epautoconf.c')
| -rw-r--r-- | drivers/usb/gadget/epautoconf.c | 33 |
1 files changed, 10 insertions, 23 deletions
diff --git a/drivers/usb/gadget/epautoconf.c b/drivers/usb/gadget/epautoconf.c index 51f3d42f5a6..a777f7bd11b 100644 --- a/drivers/usb/gadget/epautoconf.c +++ b/drivers/usb/gadget/epautoconf.c @@ -10,6 +10,7 @@ */ #include <linux/kernel.h> +#include <linux/module.h> #include <linux/init.h> #include <linux/types.h> #include <linux/device.h> @@ -22,17 +23,6 @@ #include "gadget_chips.h" - -/* we must assign addresses for configurable endpoints (like net2280) */ -static unsigned epnum; - -// #define MANY_ENDPOINTS -#ifdef MANY_ENDPOINTS -/* more than 15 configurable endpoints */ -static unsigned in_epnum; -#endif - - /* * This should work with endpoints from controller drivers sharing the * same endpoint naming convention. By example: @@ -176,16 +166,14 @@ ep_matches ( if (isdigit (ep->name [2])) { u8 num = simple_strtoul (&ep->name [2], NULL, 10); desc->bEndpointAddress |= num; -#ifdef MANY_ENDPOINTS } else if (desc->bEndpointAddress & USB_DIR_IN) { - if (++in_epnum > 15) + if (++gadget->in_epnum > 15) return 0; - desc->bEndpointAddress = USB_DIR_IN | in_epnum; -#endif + desc->bEndpointAddress = USB_DIR_IN | gadget->in_epnum; } else { - if (++epnum > 15) + if (++gadget->out_epnum > 15) return 0; - desc->bEndpointAddress |= epnum; + desc->bEndpointAddress |= gadget->out_epnum; } /* report (variable) full speed bulk maxpacket */ @@ -328,6 +316,7 @@ found_ep: ep->comp_desc = NULL; return ep; } +EXPORT_SYMBOL_GPL(usb_ep_autoconfig_ss); /** * usb_ep_autoconfig() - choose an endpoint matching the @@ -367,7 +356,7 @@ struct usb_ep *usb_ep_autoconfig( { return usb_ep_autoconfig_ss(gadget, desc, NULL); } - +EXPORT_SYMBOL_GPL(usb_ep_autoconfig); /** * usb_ep_autoconfig_reset - reset endpoint autoconfig state @@ -385,9 +374,7 @@ void usb_ep_autoconfig_reset (struct usb_gadget *gadget) list_for_each_entry (ep, &gadget->ep_list, ep_list) { ep->driver_data = NULL; } -#ifdef MANY_ENDPOINTS - in_epnum = 0; -#endif - epnum = 0; + gadget->in_epnum = 0; + gadget->out_epnum = 0; } - +EXPORT_SYMBOL_GPL(usb_ep_autoconfig_reset); |