ar9170: ar9170: USB frontend driver

USB frontend driver code for Atheros' AR9170 modules.
Signed-off-by: Christian Lamparter <chunkeey@web.de>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

drivers/net/wireless/ar9170/usb.h

+/*
+ * Atheros AR9170 USB driver
+ *
+ * Driver specific definitions
+ *
+ * Copyright 2008, Johannes Berg <johannes@sipsolutions.net>
+ * Copyright 2009, Christian Lamparter <chunkeey@web.de>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; see the file COPYING.  If not, see
+ * http://www.gnu.org/licenses/.
+ *
+ * This file incorporates work covered by the following copyright and
+ * permission notice:
+ *    Copyright (c) 2007-2008 Atheros Communications, Inc.
+ *
+ *    Permission to use, copy, modify, and/or distribute this software for any
+ *    purpose with or without fee is hereby granted, provided that the above
+ *    copyright notice and this permission notice appear in all copies.
+ *
+ *    THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ *    WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ *    MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ *    ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ *    WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+ *    ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+ *    OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ */
+#ifndef __USB_H
+#define __USB_H
+
+#include <linux/usb.h>
+#include <linux/completion.h>
+#include <linux/spinlock.h>
+#include <linux/leds.h>
+#include <net/wireless.h>
+#include <net/mac80211.h>
+#include <linux/firmware.h>
+#include "eeprom.h"
+#include "hw.h"
+#include "ar9170.h"
+
+#define AR9170_NUM_RX_URBS			16
+
+struct firmware;
+
+struct ar9170_usb {
+	struct ar9170 common;
+	struct usb_device *udev;
+	struct usb_interface *intf;
+
+	struct usb_anchor rx_submitted;
+	struct usb_anchor tx_submitted;
+
+	spinlock_t cmdlock;
+	struct completion cmd_wait;
+	int readlen;
+	u8 *readbuf;
+
+	const struct firmware *init_values;
+	const struct firmware *firmware;
+};
+
+#endif /* __USB_H */