/*
 * u_f.c -- USB function utilities for Gadget stack
 *
 * Copyright (c) 2013 Samsung Electronics Co., Ltd.
 *		http://www.samsung.com
 *
 * Author: Andrzej Pietrasiewicz <andrzej.p@samsung.com>
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
 * published by the Free Software Foundation.
 */

#include "u_f.h"
#include <linux/usb/ch9.h>

struct usb_request *alloc_ep_req(struct usb_ep *ep, size_t len)
{
	struct usb_request      *req;

	req = usb_ep_alloc_request(ep, GFP_ATOMIC);
	if (req) {
		req->length = usb_endpoint_dir_out(ep->desc) ?
			usb_ep_align(ep, len) : len;
		req->buf = kmalloc(req->length, GFP_ATOMIC);
		if (!req->buf) {
			usb_ep_free_request(ep, req);
			req = NULL;
		}
	}
	return req;
}
EXPORT_SYMBOL_GPL(alloc_ep_req);
 class='form'><form method='get'>
<input type='hidden' name='id' value='c966b6279f610a24ac1d42dcbe30e10fa61220b2'/><select name='h' onchange='this.form.submit();'>
<option value='emaclite-cleanup'>emaclite-cleanup</option>
<option value='master' selected='selected'>master</option>
<option value='nds-private-remove'>nds-private-remove</option>
<option value='packet-loop-back'>packet-loop-back</option>
<option value='packet-rx-pump-back'>packet-rx-pump-back</option>
</select> <input type='submit' value='switch'/></form></td></tr>
<tr><td class='sub'>net-next plumbings</td><td class='sub right'>Tobias Klauser</td></tr></table>
<table class='tabs'><tr><td>
<a href='/cgit.cgi/linux/net-next.git/'>summary</a><a href='/cgit.cgi/linux/net-next.git/refs/?id=c966b6279f610a24ac1d42dcbe30e10fa61220b2'>refs</a><a class='active' href='/cgit.cgi/linux/net-next.git/log/sound/pci/ali5451/ali5451.c'>log</a><a href='/cgit.cgi/linux/net-next.git/tree/sound/pci/ali5451/ali5451.c?id=c966b6279f610a24ac1d42dcbe30e10fa61220b2'>tree</a><a href='/cgit.cgi/linux/net-next.git/commit/sound/pci/ali5451/ali5451.c?id=c966b6279f610a24ac1d42dcbe30e10fa61220b2'>commit</a><a href='/cgit.cgi/linux/net-next.git/diff/sound/pci/ali5451/ali5451.c?id=c966b6279f610a24ac1d42dcbe30e10fa61220b2'>diff</a></td><td class='form'><form class='right' method='get' action='/cgit.cgi/linux/net-next.git/log/sound/pci/ali5451/ali5451.c'>
<input type='hidden' name='id' value='c966b6279f610a24ac1d42dcbe30e10fa61220b2'/><select name='qt'>
<option value='grep'>log msg</option>
<option value='author'>author</option>
<option value='committer'>committer</option>
<option value='range'>range</option>
</select>
<input class='txt' type='search' size='10' name='q' value=''/>
<input type='submit' value='search'/>
</form>
</td></tr></table>
<div class='path'>path: <a href='/cgit.cgi/linux/net-next.git/log/?id=c966b6279f610a24ac1d42dcbe30e10fa61220b2'>root</a>/<a href='/cgit.cgi/linux/net-next.git/log/sound?id=c966b6279f610a24ac1d42dcbe30e10fa61220b2'>sound</a>/<a href='/cgit.cgi/linux/net-next.git/log/sound/pci?id=c966b6279f610a24ac1d42dcbe30e10fa61220b2'>pci</a>/<a href='/cgit.cgi/linux/net-next.git/log/sound/pci/ali5451?id=c966b6279f610a24ac1d42dcbe30e10fa61220b2'>ali5451</a>/<a href='/cgit.cgi/linux/net-next.git/log/sound/pci/ali5451/ali5451.c?id=c966b6279f610a24ac1d42dcbe30e10fa61220b2'>ali5451.c</a></div><div class='content'><table class='list nowrap'><tr class='nohover'><th class='left'>Age</th><th class='left'>Commit message (<a href='/cgit.cgi/linux/net-next.git/log/sound/pci/ali5451/ali5451.c?id=c966b6279f610a24ac1d42dcbe30e10fa61220b2&amp;showmsg=1'>Expand</a>)</th><th class='left'>Author</th><th class='left'>Files</th><th class='left'>Lines</th></tr>