text: /*
   * Copyright (c) 2008-2009 Atheros Communications Inc.
   *
   *  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; if not, write to the Free Software
   *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
   *
   */
  
  
  #include <linux/module.h>
  #include <linux/kernel.h>
  #include <linux/init.h>
  #include <linux/slab.h>
  #include <linux/types.h>
  #include <linux/errno.h>
  #include <linux/device.h>
  #include <linux/firmware.h>
  #include <linux/usb.h>
  #include <asm/unaligned.h>
  #include <net/bluetooth/bluetooth.h>
  
  #define VERSION "1.0"
  #define ATH3K_FIRMWARE	"ath3k-1.fw"
  
  #define ATH3K_DNLOAD				0x01
  #define ATH3K_GETSTATE				0x05
  #define ATH3K_SET_NORMAL_MODE			0x07
  #define ATH3K_GETVERSION			0x09
  #define USB_REG_SWITCH_VID_PID			0x0a
  
  #define ATH3K_MODE_MASK				0x3F
  #define ATH3K_NORMAL_MODE			0x0E
  
  #define ATH3K_PATCH_UPDATE			0x80
  #define ATH3K_SYSCFG_UPDATE			0x40
  
  #define ATH3K_XTAL_FREQ_26M			0x00
  #define ATH3K_XTAL_FREQ_40M			0x01
  #define ATH3K_XTAL_FREQ_19P2			0x02
  #define ATH3K_NAME_LEN				0xFF
  
  struct ath3k_version {
  	__le32	rom_version;
  	__le32	build_version;
  	__le32	ram_version;
  	__u8	ref_clock;
  	__u8	reserved[7];
  } __packed;
  
  static const struct usb_device_id ath3k_table[] = {
  	/* Atheros AR3011 */
  	{ USB_DEVICE(0x0CF3, 0x3000) },
  
  	/* Atheros AR3011 with sflash firmware*/
  	{ USB_DEVICE(0x0489, 0xE027) },
  	{ USB_DEVICE(0x0489, 0xE03D) },
  	{ USB_DEVICE(0x04F2, 0xAFF1) },
  	{ USB_DEVICE(0x0930, 0x0215) },
  	{ USB_DEVICE(0x0CF3, 0x3002) },
  	{ USB_DEVICE(0x0CF3, 0xE019) },
  	{ USB_DEVICE(0x13d3, 0x3304) },
  
  	/* Atheros AR9285 Malbec with sflash firmware */
  	{ USB_DEVICE(0x03F0, 0x311D) },
  
  	/* Atheros AR3012 with sflash firmware*/
  	{ USB_DEVICE(0x0489, 0xe04d) },
  	{ USB_DEVICE(0x0489, 0xe04e) },
  	{ USB_DEVICE(0x0489, 0xe057) },
  	{ USB_DEVICE(0x0489, 0xe056) },
  	{ USB_DEVICE(0x0489, 0xe05f) },
  	{ USB_DEVICE(0x0489, 0xe076) },
  	{ USB_DEVICE(0x0489, 0xe078) },
  	{ USB_DEVICE(0x0489, 0xe095) },
  	{ USB_DEVICE(0x04c5, 0x1330) },
  	{ USB_DEVICE(0x04CA, 0x3004) },
  	{ USB_DEVICE(0x04CA, 0x3005) },
  	{ USB_DEVICE(0x04CA, 0x3006) },
  	{ USB_DEVICE(0x04CA, 0x3007) },
  	{ USB_DEVICE(0x04CA, 0x3008) },
  	{ USB_DEVICE(0x04CA, 0x300b) },
  	{ USB_DEVICE(0x04CA, 0x300d) },
  	{ USB_DEVICE(0x04CA, 0x300f) },
  	{ USB_DEVICE(0x04CA, 0x3010) },
  	{ USB_DEVICE(0x04CA, 0x3014) },
  	{ USB_DEVICE(0x04CA, 0x3018) },
  	{ USB_DEVICE(0x0930, 0x0219) },
  	{ USB_DEVICE(0x0930, 0x021c) },
  	{ USB_DEVICE(0x0930, 0x0220) },
  	{ USB_DEVICE(0x0930, 0x0227) },
  	{ USB_DEVICE(0x0b05, 0x17d0) },
  	{ USB_DEVICE(0x0CF3, 0x0036) },
  	{ USB_DEVICE(0x0CF3, 0x3004) },
  	{ USB_DEVICE(0x0CF3, 0x3008) },
  	{ USB_DEVICE(0x0CF3, 0x311D) },
  	{ USB_DEVICE(0x0CF3, 0x311E) },
  	{ USB_DEVICE(0x0CF3, 0x311F) },
  	{ USB_DEVICE(0x0cf3, 0x3121) },
  	{ USB_DEVICE(0x0CF3, 0x817a) },
  	{ USB_DEVICE(0x0CF3, 0x817b) },
  	{ USB_DEVICE(0x0cf3, 0xe003) },
  	{ USB_DEVICE(0x0CF3, 0xE004) },
  	{ USB_DEVICE(0x0CF3, 0xE005) },
  	{ USB_DEVICE(0x0CF3, 0xE006) },
  	{ USB_DEVICE(0x13d3, 0x3362) },
  	{ USB_DEVICE(0x13d3, 0x3375) },
  	{ USB_DEVICE(0x13d3, 0x3393) },
  	{ USB_DEVICE(0x13d3, 0x3395) },
  	{ USB_DEVICE(0x13d3, 0x3402) },
  	{ USB_DEVICE(0x13d3, 0x3408) },
  	{ USB_DEVICE(0x13d3, 0x3423) },
  	{ USB_DEVICE(0x13d3, 0x3432) },
  	{ USB_DEVICE(0x13d3, 0x3472) },
  	{ USB_DEVICE(0x13d3, 0x3474) },
  	{ USB_DEVICE(0x13d3, 0x3487) },
  	{ USB_DEVICE(0x13d3, 0x3490) },
  
  	/* Atheros AR5BBU12 with sflash firmware */
  	{ USB_DEVICE(0x0489, 0xE02C) },
  
  	/* Atheros AR5BBU22 with sflash firmware */
  	{ USB_DEVICE(0x0489, 0xE036) },
  	{ USB_DEVICE(0x0489, 0xE03C) },
  
  	{ }	/* Terminating entry */
  };
  
  MODULE_DEVICE_TABLE(usb, ath3k_table);
  
  #define BTUSB_ATH3012		0x80
  /* This table is to load patch and sysconfig files
   * for AR3012 */
  static const struct usb_device_id ath3k_blist_tbl[] = {
  
  	/* Atheros AR3012 with sflash firmware*/
  	{ USB_DEVICE(0x0489, 0xe04e), .driver_info = BTUSB_ATH3012 },
  	{ USB_DEVICE(0x0489, 0xe04d), .driver_info = BTUSB_ATH3012 },
  	{ USB_DEVICE(0x0489, 0xe056), .driver_info = BTUSB_ATH3012 },
  	{ USB_DEVICE(0x0489, 0xe057), .driver_info = BTUSB_ATH3012 },
  	{ USB_DEVICE(0x0489, 0xe05f), .driver_info = BTUSB_ATH3012 },
  	{ USB_DEVICE(0x0489, 0xe076), .driver_info = BTUSB_ATH3012 },
  	{ USB_DEVICE(0x0489, 0xe078), .driver_info = BTUSB_ATH3012 },
  	{ USB_DEVICE(0x0489, 0xe095), .driver_info = BTUSB_ATH3012 },
  	{ USB_DEVICE(0x04c5, 0x1330), .driver_info = BTUSB_ATH3012 },
  	{ USB_DEVICE(0x04ca, 0x3004), .driver_info = BTUSB_ATH3012 },
  	{ USB_DEVICE(0x04ca, 0x3005), .driver_info = BTUSB_ATH3012 },
  	{ USB_DEVICE(0x04ca, 0x3006), .driver_info = BTUSB_ATH3012 },
  	{ USB_DEVICE(0x04ca, 0x3007), .driver_info = BTUSB_ATH3012 },
  	{ USB_DEVICE(0x04ca, 0x3008), .driver_info = BTUSB_ATH3012 },
  	{ USB_DEVICE(0x04ca, 0x300b), .driver_info = BTUSB_ATH3012 },
  	{ USB_DEVICE(0x04ca, 0x300d), .driver_info = BTUSB_ATH3012 },
  	{ USB_DEVICE(0x04ca, 0x300f), .driver_info = BTUSB_ATH3012 },
  	{ USB_DEVICE(0x04ca, 0x3010), .driver_info = BTUSB_ATH3012 },
  	{ USB_DEVICE(0x04ca, 0x3014), .driver_info = BTUSB_ATH3012 },
  	{ USB_DEVICE(0x04ca, 0x3018), .driver_info = BTUSB_ATH3012 },
  	{ USB_DEVICE(0x0930, 0x0219), .driver_info = BTUSB_ATH3012 },
  	{ USB_DEVICE(0x0930, 0x021c), .driver_info = BTUSB_ATH3012 },
  	{ USB_DEVICE(0x0930, 0x0220), .driver_info = BTUSB_ATH3012 },
  	{ USB_DEVICE(0x0930, 0x0227), .driver_info = BTUSB_ATH3012 },
  	{ USB_DEVICE(0x0b05, 0x17d0), .driver_info = BTUSB_ATH3012 },
  	{ USB_DEVICE(0x0CF3, 0x0036), .driver_info = BTUSB_ATH3012 },
  	{ USB_DEVICE(0x0cf3, 0x3004), .driver_info = BTUSB_ATH3012 },
  	{ USB_DEVICE(0x0cf3, 0x3008), .driver_info = BTUSB_ATH3012 },
  	{ USB_DEVICE(0x0cf3, 0x311D), .driver_info = BTUSB_ATH3012 },
  	{ USB_DEVICE(0x0cf3, 0x311E), .driver_info = BTUSB_ATH3012 },
  	{ USB_DEVICE(0x0cf3, 0x311F), .driver_info = BTUSB_ATH3012 },
  	{ USB_DEVICE(0x0cf3, 0x3121), .driver_info = BTUSB_ATH3012 },
  	{ USB_DEVICE(0x0CF3, 0x817a), .driver_info = BTUSB_ATH3012 },
  	{ USB_DEVICE(0x0CF3, 0x817b), .driver_info = BTUSB_ATH3012 },
  	{ USB_DEVICE(0x0cf3, 0xe004), .driver_info = BTUSB_ATH3012 },
  	{ USB_DEVICE(0x0cf3, 0xe005), .driver_info = BTUSB_ATH3012 },
  	{ USB_DEVICE(0x0cf3, 0xe006), .driver_info = BTUSB_ATH3012 },
  	{ USB_DEVICE(0x0cf3, 0xe003), .driver_info = BTUSB_ATH3012 },
  	{ USB_DEVICE(0x13d3, 0x3362), .driver_info = BTUSB_ATH3012 },
  	{ USB_DEVICE(0x13d3, 0x3375), .driver_info = BTUSB_ATH3012 },
  	{ USB_DEVICE(0x13d3, 0x3393), .driver_info = BTUSB_ATH3012 },
  	{ USB_DEVICE(0x13d3, 0x3395), .driver_info = BTUSB_ATH3012 },
  	{ USB_DEVICE(0x13d3, 0x3402), .driver_info = BTUSB_ATH3012 },
  	{ USB_DEVICE(0x13d3, 0x3408), .driver_info = BTUSB_ATH3012 },
  	{ USB_DEVICE(0x13d3, 0x3423), .driver_info = BTUSB_ATH3012 },
  	{ USB_DEVICE(0x13d3, 0x3432), .driver_info = BTUSB_ATH3012 },
  	{ USB_DEVICE(0x13d3, 0x3472), .driver_info = BTUSB_ATH3012 },
  	{ USB_DEVICE(0x13d3, 0x3474), .driver_info = BTUSB_ATH3012 },
  	{ USB_DEVICE(0x13d3, 0x3487), .driver_info = BTUSB_ATH3012 },
  	{ USB_DEVICE(0x13d3, 0x3490), .driver_info = BTUSB_ATH3012 },
  
  	/* Atheros AR5BBU22 with sflash firmware */
  	{ USB_DEVICE(0x0489, 0xE036), .driver_info = BTUSB_ATH3012 },
  	{ USB_DEVICE(0x0489, 0xE03C), .driver_info = BTUSB_ATH3012 },
  
  	{ }	/* Terminating entry */
  };
  
  #define USB_REQ_DFU_DNLOAD	1
  #define BULK_SIZE		4096
  #define FW_HDR_SIZE		20
  #define TIMEGAP_USEC_MIN	50
  #define TIMEGAP_USEC_MAX	100
  
  static int ath3k_load_firmware(struct usb_device *udev,
  				const struct firmware *firmware)
  {
  	u8 *send_buf;
  	int len = 0;
  	int err, pipe, size, sent = 0;
  	int count = firmware->size;
  
  	BT_DBG("udev %p", udev);
  
  	pipe = usb_sndctrlpipe(udev, 0);
  
  	send_buf = kmalloc(BULK_SIZE, GFP_KERNEL);
  	if (!send_buf) {
  		BT_ERR("Can't allocate memory chunk for firmware");
  		return -ENOMEM;
  	}
  
  	memcpy(send_buf, firmware->data, 20);
  	err = usb_control_msg(udev, pipe, USB_REQ_DFU_DNLOAD, USB_TYPE_VENDOR,
  			      0, 0, send_buf, 20, USB_CTRL_SET_TIMEOUT);
  	if (err < 0) {
  		BT_ERR("Can't change to loading configuration err");
  		goto error;
  	}
  	sent += 20;
  	count -= 20;
  
  	pipe = usb_sndbulkpipe(udev, 0x02);
  
  	while (count) {
  		/* workaround the compatibility issue with xHCI controller*/
  		usleep_range(TIMEGAP_USEC_MIN, TIMEGAP_USEC_MAX);
  
  		size = min_t(uint, count, BULK_SIZE);
  		memcpy(send_buf, firmware->data + sent, size);
  
  		err = usb_bulk_msg(udev, pipe, send_buf, size,
  					&len, 3000);
  
  		if (err || (len != size)) {
  			BT_ERR("Error in firmware loading err = %d,"
  				"len = %d, size = %d", err, len, size);
  			goto error;
  		}
  
  		sent  += size;
  		count -= size;
  	}
  
  error:
  	kfree(send_buf);
  	return err;
  }
  
  static int ath3k_get_state(struct usb_device *udev, unsigned char *state)
  {
  	int ret, pipe = 0;
  	char *buf;
  
  	buf = kmalloc(sizeof(*buf), GFP_KERNEL);
  	if (!buf)
  		return -ENOMEM;
  
  	pipe = usb_rcvctrlpipe(udev, 0);
  	ret = usb_control_msg(udev, pipe, ATH3K_GETSTATE,
  			      USB_TYPE_VENDOR | USB_DIR_IN, 0, 0,
  			      buf, sizeof(*buf), USB_CTRL_SET_TIMEOUT);
  
  	*state = *buf;
  	kfree(buf);
  
  	return ret;
  }
  
  static int ath3k_get_version(struct usb_device *udev,
  			struct ath3k_version *version)
  {
  	int ret, pipe = 0;
  	struct ath3k_version *buf;
  	const int size = sizeof(*buf);
  
  	buf = kmalloc(size, GFP_KERNEL);
  	if (!buf)
  		return -ENOMEM;
  
  	pipe = usb_rcvctrlpipe(udev, 0);
  	ret = usb_control_msg(udev, pipe, ATH3K_GETVERSION,
  			      USB_TYPE_VENDOR | USB_DIR_IN, 0, 0,
  			      buf, size, USB_CTRL_SET_TIMEOUT);
  
  	memcpy(version, buf, size);
  	kfree(buf);
  
  	return ret;
  }
  
  static int ath3k_load_fwfile(struct usb_device *udev,
  		const struct firmware *firmware)
  {
  	u8 *send_buf;
  	int len = 0;
  	int err, pipe, size, count, sent = 0;
  	int ret;
  
  	count = firmware->size;
  
  	send_buf = kmalloc(BULK_SIZE, GFP_KERNEL);
  	if (!send_buf) {
  		BT_ERR("Can't allocate memory chunk for firmware");
  		return -ENOMEM;
  	}
  
  	size = min_t(uint, count, FW_HDR_SIZE);
  	memcpy(send_buf, firmware->data, size);
  
  	pipe = usb_sndctrlpipe(udev, 0);
  	ret = usb_control_msg(udev, pipe, ATH3K_DNLOAD,
  			USB_TYPE_VENDOR, 0, 0, send_buf,
  			size, USB_CTRL_SET_TIMEOUT);
  	if (ret < 0) {
  		BT_ERR("Can't change to loading configuration err");
  		kfree(send_buf);
  		return ret;
  	}
  
  	sent += size;
  	count -= size;
  
  	pipe = usb_sndbulkpipe(udev, 0x02);
  
  	while (count) {
  		/* workaround the compatibility issue with xHCI controller*/
  		usleep_range(TIMEGAP_USEC_MIN, TIMEGAP_USEC_MAX);
  
  		size = min_t(uint, count, BULK_SIZE);
  		memcpy(send_buf, firmware->data + sent, size);
  
  		err = usb_bulk_msg(udev, pipe, send_buf, size,
  					&len, 3000);
  		if (err || (len != size)) {
  			BT_ERR("Error in firmware loading err = %d,"
  				"len = %d, size = %d", err, len, size);
  			kfree(send_buf);
  			return err;
  		}
  		sent  += size;
  		count -= size;
  	}
  
  	kfree(send_buf);
  	return 0;
  }
  
  static int ath3k_switch_pid(struct usb_device *udev)
  {
  	int pipe = 0;
  
  	pipe = usb_sndctrlpipe(udev, 0);
  	return usb_control_msg(udev, pipe, USB_REG_SWITCH_VID_PID,
  			USB_TYPE_VENDOR, 0, 0,
  			NULL, 0, USB_CTRL_SET_TIMEOUT);
  }
  
  static int ath3k_set_normal_mode(struct usb_device *udev)
  {
  	unsigned char fw_state;
  	int pipe = 0, ret;
  
  	ret = ath3k_get_state(udev, &fw_state);
  	if (ret < 0) {
  		BT_ERR("Can't get state to change to normal mode err");
  		return ret;
  	}
  
  	if ((fw_state & ATH3K_MODE_MASK) == ATH3K_NORMAL_MODE) {
  		BT_DBG("firmware was already in normal mode");
  		return 0;
  	}
  
  	pipe = usb_sndctrlpipe(udev, 0);
  	return usb_control_msg(udev, pipe, ATH3K_SET_NORMAL_MODE,
  			USB_TYPE_VENDOR, 0, 0,
  			NULL, 0, USB_CTRL_SET_TIMEOUT);
  }
  
  static int ath3k_load_patch(struct usb_device *udev)
  {
  	unsigned char fw_state;
  	char filename[ATH3K_NAME_LEN] = {0};
  	const struct firmware *firmware;
  	struct ath3k_version fw_version;
  	__u32 pt_rom_version, pt_build_version;
  	int ret;
  
  	ret = ath3k_get_state(udev, &fw_state);
  	if (ret < 0) {
  		BT_ERR("Can't get state to change to load ram patch err");
  		return ret;
  	}
  
  	if (fw_state & ATH3K_PATCH_UPDATE) {
  		BT_DBG("Patch was already downloaded");
  		return 0;
  	}
  
  	ret = ath3k_get_version(udev, &fw_version);
  	if (ret < 0) {
  		BT_ERR("Can't get version to change to load ram patch err");
  		return ret;
  	}
  
  	snprintf(filename, ATH3K_NAME_LEN, "ar3k/AthrBT_0x%08x.dfu",
  		 le32_to_cpu(fw_version.rom_version));
  
  	ret = request_firmware(&firmware, filename, &udev->dev);
  	if (ret < 0) {
  		BT_ERR("Patch file not found %s", filename);
  		return ret;
  	}
  
  	pt_rom_version = get_unaligned_le32(firmware->data +
  					    firmware->size - 8);
  	pt_build_version = get_unaligned_le32(firmware->data +
  					      firmware->size - 4);
  
  	if (pt_rom_version != le32_to_cpu(fw_version.rom_version) ||
  	    pt_build_version <= le32_to_cpu(fw_version.build_version)) {
  		BT_ERR("Patch file version did not match with firmware");
  		release_firmware(firmware);
  		return -EINVAL;
  	}
  
  	ret = ath3k_load_fwfile(udev, firmware);
  	release_firmware(firmware);
  
  	return ret;
  }
  
  static int ath3k_load_syscfg(struct usb_device *udev)
  {
  	unsigned char fw_state;
  	char filename[ATH3K_NAME_LEN] = {0};
  	const struct firmware *firmware;
  	struct ath3k_version fw_version;
  	int clk_value, ret;
  
  	ret = ath3k_get_state(udev, &fw_state);
  	if (ret < 0) {
  		BT_ERR("Can't get state to change to load configuration err");
  		return -EBUSY;
  	}
  
  	ret = ath3k_get_version(udev, &fw_version);
  	if (ret < 0) {
  		BT_ERR("Can't get version to change to load ram patch err");
  		return ret;
  	}
  
  	switch (fw_version.ref_clock) {
  
  	case ATH3K_XTAL_FREQ_26M:
  		clk_value = 26;
  		break;
  	case ATH3K_XTAL_FREQ_40M:
  		clk_value = 40;
  		break;
  	case ATH3K_XTAL_FREQ_19P2:
  		clk_value = 19;
  		break;
  	default:
  		clk_value = 0;
  		break;
  	}
  
  	snprintf(filename, ATH3K_NAME_LEN, "ar3k/ramps_0x%08x_%d%s",
  		le32_to_cpu(fw_version.rom_version), clk_value, ".dfu");
  
  	ret = request_firmware(&firmware, filename, &udev->dev);
  	if (ret < 0) {
  		BT_ERR("Configuration file not found %s", filename);
  		return ret;
  	}
  
  	ret = ath3k_load_fwfile(udev, firmware);
  	release_firmware(firmware);
  
  	return ret;
  }
  
  static int ath3k_probe(struct usb_interface *intf,
  			const struct usb_device_id *id)
  {
  	const struct firmware *firmware;
  	struct usb_device *udev = interface_to_usbdev(intf);
  	int ret;
  
  	BT_DBG("intf %p id %p", intf, id);
  
  	if (intf->cur_altsetting->desc.bInterfaceNumber != 0)
  		return -ENODEV;
  
  	/* match device ID in ath3k blacklist table */
  	if (!id->driver_info) {
  		const struct usb_device_id *match;
  
  		match = usb_match_id(intf, ath3k_blist_tbl);
  		if (match)
  			id = match;
  	}
  
  	/* load patch and sysconfig files for AR3012 */
  	if (id->driver_info & BTUSB_ATH3012) {
  
  		/* New firmware with patch and sysconfig files already loaded */
  		if (le16_to_cpu(udev->descriptor.bcdDevice) > 0x0001)
  			return -ENODEV;
  
  		ret = ath3k_load_patch(udev);
  		if (ret < 0) {
  			BT_ERR("Loading patch file failed");
  			return ret;
  		}
  		ret = ath3k_load_syscfg(udev);
  		if (ret < 0) {
  			BT_ERR("Loading sysconfig file failed");
  			return ret;
  		}
  		ret = ath3k_set_normal_mode(udev);
  		if (ret < 0) {
  			BT_ERR("Set normal mode failed");
  			return ret;
  		}
  		ath3k_switch_pid(udev);
  		return 0;
  	}
  
  	ret = request_firmware(&firmware, ATH3K_FIRMWARE, &udev->dev);
  	if (ret < 0) {
  		if (ret == -ENOENT)
  			BT_ERR("Firmware file \"%s\" not found",
  							ATH3K_FIRMWARE);
  		else
  			BT_ERR("Firmware file \"%s\" request failed (err=%d)",
  							ATH3K_FIRMWARE, ret);
  		return ret;
  	}
  
  	ret = ath3k_load_firmware(udev, firmware);
  	release_firmware(firmware);
  
  	return ret;
  }
  
  static void ath3k_disconnect(struct usb_interface *intf)
  {
  	BT_DBG("ath3k_disconnect intf %p", intf);
  }
  
  static struct usb_driver ath3k_driver = {
  	.name		= "ath3k",
  	.probe		= ath3k_probe,
  	.disconnect	= ath3k_disconnect,
  	.id_table	= ath3k_table,
  	.disable_hub_initiated_lpm = 1,
  };
  
  module_usb_driver(ath3k_driver);
  
  MODULE_AUTHOR("Atheros Communications");
  MODULE_DESCRIPTION("Atheros AR30xx firmware driver");
  MODULE_VERSION(VERSION);
  MODULE_LICENSE("GPL");
  MODULE_FIRMWARE(ATH3K_FIRMWARE);
  