Initial import

1 files changed, 2783 insertions, 0 deletions

diff --git a/drivers/usb/atm/ueagle-atm.c b/drivers/usb/atm/ueagle-atm.c
new file mode 100644
index 000000000..750407329
--- /dev/null
+++ b/drivers/usb/atm/ueagle-atm.c
@@ -0,0 +1,2783 @@
+/*-
+ * Copyright (c) 2003, 2004
+ *	Damien Bergamini <damien.bergamini@free.fr>. All rights reserved.
+ *
+ * Copyright (c) 2005-2007 Matthieu Castet <castet.matthieu@free.fr>
+ * Copyright (c) 2005-2007 Stanislaw Gruszka <stf_xl@wp.pl>
+ *
+ * This software is available to you under a choice of one of two
+ * licenses. You may choose to be licensed under the terms of the GNU
+ * General Public License (GPL) Version 2, available from the file
+ * COPYING in the main directory of this source tree, or the
+ * BSD license below:
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice unmodified, this list of conditions, and the following
+ *    disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ *
+ * GPL license :
+ * 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.
+ *
+ *
+ * HISTORY : some part of the code was base on ueagle 1.3 BSD driver,
+ * Damien Bergamini agree to put his code under a DUAL GPL/BSD license.
+ *
+ * The rest of the code was was rewritten from scratch.
+ */
+
+#include <linux/module.h>
+#include <linux/moduleparam.h>
+#include <linux/crc32.h>
+#include <linux/usb.h>
+#include <linux/firmware.h>
+#include <linux/ctype.h>
+#include <linux/sched.h>
+#include <linux/kthread.h>
+#include <linux/mutex.h>
+#include <linux/freezer.h>
+#include <linux/slab.h>
+#include <linux/kernel.h>
+
+#include <asm/unaligned.h>
+
+#include "usbatm.h"
+
+#define EAGLEUSBVERSION "ueagle 1.4"
+
+
+/*
+ * Debug macros
+ */
+#define uea_dbg(usb_dev, format, args...)	\
+	do { \
+		if (debug >= 1) \
+			dev_dbg(&(usb_dev)->dev, \
+				"[ueagle-atm dbg] %s: " format, \
+					__func__, ##args); \
+	} while (0)
+
+#define uea_vdbg(usb_dev, format, args...)	\
+	do { \
+		if (debug >= 2) \
+			dev_dbg(&(usb_dev)->dev, \
+				"[ueagle-atm vdbg]  " format, ##args); \
+	} while (0)
+
+#define uea_enters(usb_dev) \
+	uea_vdbg(usb_dev, "entering %s\n" , __func__)
+
+#define uea_leaves(usb_dev) \
+	uea_vdbg(usb_dev, "leaving  %s\n" , __func__)
+
+#define uea_err(usb_dev, format, args...) \
+	dev_err(&(usb_dev)->dev , "[UEAGLE-ATM] " format , ##args)
+
+#define uea_warn(usb_dev, format, args...) \
+	dev_warn(&(usb_dev)->dev , "[Ueagle-atm] " format, ##args)
+
+#define uea_info(usb_dev, format, args...) \
+	dev_info(&(usb_dev)->dev , "[ueagle-atm] " format, ##args)
+
+struct intr_pkt;
+
+/* cmv's from firmware */
+struct uea_cmvs_v1 {
+	u32 address;
+	u16 offset;
+	u32 data;
+} __packed;
+
+struct uea_cmvs_v2 {
+	u32 group;
+	u32 address;
+	u32 offset;
+	u32 data;
+} __packed;
+
+/* information about currently processed cmv */
+struct cmv_dsc_e1 {
+	u8 function;
+	u16 idx;
+	u32 address;
+	u16 offset;
+};
+
+struct cmv_dsc_e4 {
+	u16 function;
+	u16 offset;
+	u16 address;
+	u16 group;
+};
+
+union cmv_dsc {
+	struct cmv_dsc_e1 e1;
+	struct cmv_dsc_e4 e4;
+};
+
+struct uea_softc {
+	struct usb_device *usb_dev;
+	struct usbatm_data *usbatm;
+
+	int modem_index;
+	unsigned int driver_info;
+	int annex;
+#define ANNEXA 0
+#define ANNEXB 1
+
+	int booting;
+	int reset;
+
+	wait_queue_head_t sync_q;
+
+	struct task_struct *kthread;
+	u32 data;
+	u32 data1;
+
+	int cmv_ack;
+	union cmv_dsc cmv_dsc;
+
+	struct work_struct task;
+	u16 pageno;
+	u16 ovl;
+
+	const struct firmware *dsp_firm;
+	struct urb *urb_int;
+
+	void (*dispatch_cmv) (struct uea_softc *, struct intr_pkt *);
+	void (*schedule_load_page) (struct uea_softc *, struct intr_pkt *);
+	int (*stat) (struct uea_softc *);
+	int (*send_cmvs) (struct uea_softc *);
+
+	/* keep in sync with eaglectl */
+	struct uea_stats {
+		struct {
+			u32 state;
+			u32 flags;
+			u32 mflags;
+			u32 vidcpe;
+			u32 vidco;
+			u32 dsrate;
+			u32 usrate;
+			u32 dsunc;
+			u32 usunc;
+			u32 dscorr;
+			u32 uscorr;
+			u32 txflow;
+			u32 rxflow;
+			u32 usattenuation;
+			u32 dsattenuation;
+			u32 dsmargin;
+			u32 usmargin;
+			u32 firmid;
+		} phy;
+	} stats;
+};
+
+/*
+ * Elsa IDs
+ */
+#define ELSA_VID		0x05CC
+#define ELSA_PID_PSTFIRM	0x3350
+#define ELSA_PID_PREFIRM	0x3351
+
+#define ELSA_PID_A_PREFIRM	0x3352
+#define ELSA_PID_A_PSTFIRM	0x3353
+#define ELSA_PID_B_PREFIRM	0x3362
+#define ELSA_PID_B_PSTFIRM	0x3363
+
+/*
+ * Devolo IDs : pots if (pid & 0x10)
+ */
+#define DEVOLO_VID			0x1039
+#define DEVOLO_EAGLE_I_A_PID_PSTFIRM	0x2110
+#define DEVOLO_EAGLE_I_A_PID_PREFIRM	0x2111
+
+#define DEVOLO_EAGLE_I_B_PID_PSTFIRM	0x2100
+#define DEVOLO_EAGLE_I_B_PID_PREFIRM	0x2101
+
+#define DEVOLO_EAGLE_II_A_PID_PSTFIRM	0x2130
+#define DEVOLO_EAGLE_II_A_PID_PREFIRM	0x2131
+
+#define DEVOLO_EAGLE_II_B_PID_PSTFIRM	0x2120
+#define DEVOLO_EAGLE_II_B_PID_PREFIRM	0x2121
+
+/*
+ * Reference design USB IDs
+ */
+#define ANALOG_VID		0x1110
+#define ADI930_PID_PREFIRM	0x9001
+#define ADI930_PID_PSTFIRM	0x9000
+
+#define EAGLE_I_PID_PREFIRM	0x9010	/* Eagle I */
+#define EAGLE_I_PID_PSTFIRM	0x900F	/* Eagle I */
+
+#define EAGLE_IIC_PID_PREFIRM	0x9024	/* Eagle IIC */
+#define EAGLE_IIC_PID_PSTFIRM	0x9023	/* Eagle IIC */
+
+#define EAGLE_II_PID_PREFIRM	0x9022	/* Eagle II */
+#define EAGLE_II_PID_PSTFIRM	0x9021	/* Eagle II */
+
+#define EAGLE_III_PID_PREFIRM	0x9032	/* Eagle III */
+#define EAGLE_III_PID_PSTFIRM	0x9031	/* Eagle III */
+
+#define EAGLE_IV_PID_PREFIRM	0x9042  /* Eagle IV */
+#define EAGLE_IV_PID_PSTFIRM	0x9041  /* Eagle IV */
+
+/*
+ * USR USB IDs
+ */
+#define USR_VID			0x0BAF
+#define MILLER_A_PID_PREFIRM	0x00F2
+#define MILLER_A_PID_PSTFIRM	0x00F1
+#define MILLER_B_PID_PREFIRM	0x00FA
+#define MILLER_B_PID_PSTFIRM	0x00F9
+#define HEINEKEN_A_PID_PREFIRM	0x00F6
+#define HEINEKEN_A_PID_PSTFIRM	0x00F5
+#define HEINEKEN_B_PID_PREFIRM	0x00F8
+#define HEINEKEN_B_PID_PSTFIRM	0x00F7
+
+#define PREFIRM 0
+#define PSTFIRM (1<<7)
+#define AUTO_ANNEX_A (1<<8)
+#define AUTO_ANNEX_B (1<<9)
+
+enum {
+	ADI930 = 0,
+	EAGLE_I,
+	EAGLE_II,
+	EAGLE_III,
+	EAGLE_IV
+};
+
+/* macros for both struct usb_device_id and struct uea_softc */
+#define UEA_IS_PREFIRM(x) \
+	(!((x)->driver_info & PSTFIRM))
+#define UEA_CHIP_VERSION(x) \
+	((x)->driver_info & 0xf)
+
+#define IS_ISDN(x) \
+	((x)->annex & ANNEXB)
+
+#define INS_TO_USBDEV(ins) (ins->usb_dev)
+
+#define GET_STATUS(data) \
+	((data >> 8) & 0xf)
+
+#define IS_OPERATIONAL(sc) \
+	((UEA_CHIP_VERSION(sc) != EAGLE_IV) ? \
+	(GET_STATUS(sc->stats.phy.state) == 2) : \
+	(sc->stats.phy.state == 7))
+
+/*
+ * Set of macros to handle unaligned data in the firmware blob.
+ * The FW_GET_BYTE() macro is provided only for consistency.
+ */
+
+#define FW_GET_BYTE(p) (*((__u8 *) (p)))
+
+#define FW_DIR "/*(DEBLOBBED)*/"
+#define EAGLE_FIRMWARE FW_DIR "/*(DEBLOBBED)*/"
+#define ADI930_FIRMWARE FW_DIR "/*(DEBLOBBED)*/"
+#define EAGLE_I_FIRMWARE FW_DIR "/*(DEBLOBBED)*/"
+#define EAGLE_II_FIRMWARE FW_DIR "/*(DEBLOBBED)*/"
+#define EAGLE_III_FIRMWARE FW_DIR "/*(DEBLOBBED)*/"
+#define EAGLE_IV_FIRMWARE FW_DIR "/*(DEBLOBBED)*/"
+
+#define DSP4I_FIRMWARE FW_DIR "/*(DEBLOBBED)*/"
+#define DSP4P_FIRMWARE FW_DIR "/*(DEBLOBBED)*/"
+#define DSP9I_FIRMWARE FW_DIR "/*(DEBLOBBED)*/"
+#define DSP9P_FIRMWARE FW_DIR "/*(DEBLOBBED)*/"
+#define DSPEI_FIRMWARE FW_DIR "/*(DEBLOBBED)*/"
+#define DSPEP_FIRMWARE FW_DIR "/*(DEBLOBBED)*/"
+#define FPGA930_FIRMWARE FW_DIR "/*(DEBLOBBED)*/"
+
+#define CMV4P_FIRMWARE FW_DIR "/*(DEBLOBBED)*/"
+#define CMV4PV2_FIRMWARE FW_DIR "/*(DEBLOBBED)*/"
+#define CMV4I_FIRMWARE FW_DIR "/*(DEBLOBBED)*/"
+#define CMV4IV2_FIRMWARE FW_DIR "/*(DEBLOBBED)*/"
+#define CMV9P_FIRMWARE FW_DIR "/*(DEBLOBBED)*/"
+#define CMV9PV2_FIRMWARE FW_DIR "/*(DEBLOBBED)*/"
+#define CMV9I_FIRMWARE FW_DIR "/*(DEBLOBBED)*/"
+#define CMV9IV2_FIRMWARE FW_DIR "/*(DEBLOBBED)*/"
+#define CMVEP_FIRMWARE FW_DIR "/*(DEBLOBBED)*/"
+#define CMVEPV2_FIRMWARE FW_DIR "/*(DEBLOBBED)*/"
+#define CMVEI_FIRMWARE FW_DIR "/*(DEBLOBBED)*/"
+#define CMVEIV2_FIRMWARE FW_DIR "/*(DEBLOBBED)*/"
+
+#define UEA_FW_NAME_MAX 30
+#define NB_MODEM 4
+
+#define BULK_TIMEOUT 300
+#define CTRL_TIMEOUT 1000
+
+#define ACK_TIMEOUT msecs_to_jiffies(3000)
+
+#define UEA_INTR_IFACE_NO	0
+#define UEA_US_IFACE_NO		1
+#define UEA_DS_IFACE_NO		2
+
+#define FASTEST_ISO_INTF	8
+
+#define UEA_BULK_DATA_PIPE	0x02
+#define UEA_IDMA_PIPE		0x04
+#define UEA_INTR_PIPE		0x04
+#define UEA_ISO_DATA_PIPE	0x08
+
+#define UEA_E1_SET_BLOCK	0x0001
+#define UEA_E4_SET_BLOCK	0x002c
+#define UEA_SET_MODE		0x0003
+#define UEA_SET_2183_DATA	0x0004
+#define UEA_SET_TIMEOUT		0x0011
+
+#define UEA_LOOPBACK_OFF	0x0002
+#define UEA_LOOPBACK_ON		0x0003
+#define UEA_BOOT_IDMA		0x0006
+#define UEA_START_RESET		0x0007
+#define UEA_END_RESET		0x0008
+
+#define UEA_SWAP_MAILBOX	(0x3fcd | 0x4000)
+#define UEA_MPTX_START		(0x3fce | 0x4000)
+#define UEA_MPTX_MAILBOX	(0x3fd6 | 0x4000)
+#define UEA_MPRX_MAILBOX	(0x3fdf | 0x4000)
+
+/* block information in eagle4 dsp firmware  */
+struct block_index {
+	__le32 PageOffset;
+	__le32 NotLastBlock;
+	__le32 dummy;
+	__le32 PageSize;
+	__le32 PageAddress;
+	__le16 dummy1;
+	__le16 PageNumber;
+} __packed;
+
+#define E4_IS_BOOT_PAGE(PageSize) ((le32_to_cpu(PageSize)) & 0x80000000)
+#define E4_PAGE_BYTES(PageSize) ((le32_to_cpu(PageSize) & 0x7fffffff) * 4)
+
+#define E4_L1_STRING_HEADER 0x10
+#define E4_MAX_PAGE_NUMBER 0x58
+#define E4_NO_SWAPPAGE_HEADERS 0x31
+
+/* l1_code is eagle4 dsp firmware format */
+struct l1_code {
+	u8 string_header[E4_L1_STRING_HEADER];
+	u8 page_number_to_block_index[E4_MAX_PAGE_NUMBER];
+	struct block_index page_header[E4_NO_SWAPPAGE_HEADERS];
+	u8 code[0];
+} __packed;
+
+/* structures describing a block within a DSP page */
+struct block_info_e1 {
+	__le16 wHdr;
+	__le16 wAddress;
+	__le16 wSize;
+	__le16 wOvlOffset;
+	__le16 wOvl;		/* overlay */
+	__le16 wLast;
+} __packed;
+#define E1_BLOCK_INFO_SIZE 12
+
+struct block_info_e4 {
+	__be16 wHdr;
+	__u8 bBootPage;
+	__u8 bPageNumber;
+	__be32 dwSize;
+	__be32 dwAddress;
+	__be16 wReserved;
+} __packed;
+#define E4_BLOCK_INFO_SIZE 14
+
+#define UEA_BIHDR 0xabcd
+#define UEA_RESERVED 0xffff
+
+/* constants describing cmv type */
+#define E1_PREAMBLE 0x535c
+#define E1_MODEMTOHOST 0x01
+#define E1_HOSTTOMODEM 0x10
+
+#define E1_MEMACCESS 0x1
+#define E1_ADSLDIRECTIVE 0x7
+#define E1_FUNCTION_TYPE(f) ((f) >> 4)
+#define E1_FUNCTION_SUBTYPE(f) ((f) & 0x0f)
+
+#define E4_MEMACCESS 0
+#define E4_ADSLDIRECTIVE 0xf
+#define E4_FUNCTION_TYPE(f) ((f) >> 8)
+#define E4_FUNCTION_SIZE(f) ((f) & 0x0f)
+#define E4_FUNCTION_SUBTYPE(f) (((f) >> 4) & 0x0f)
+
+/* for MEMACCESS */
+#define E1_REQUESTREAD	0x0
+#define E1_REQUESTWRITE	0x1
+#define E1_REPLYREAD	0x2
+#define E1_REPLYWRITE	0x3
+
+#define E4_REQUESTREAD	0x0
+#define E4_REQUESTWRITE	0x4
+#define E4_REPLYREAD	(E4_REQUESTREAD | 1)
+#define E4_REPLYWRITE	(E4_REQUESTWRITE | 1)
+
+/* for ADSLDIRECTIVE */
+#define E1_KERNELREADY 0x0
+#define E1_MODEMREADY  0x1
+
+#define E4_KERNELREADY 0x0
+#define E4_MODEMREADY  0x1
+
+#define E1_MAKEFUNCTION(t, s) (((t) & 0xf) << 4 | ((s) & 0xf))
+#define E4_MAKEFUNCTION(t, st, s) (((t) & 0xf) << 8 | \
+	((st) & 0xf) << 4 | ((s) & 0xf))
+
+#define E1_MAKESA(a, b, c, d)						\
+	(((c) & 0xff) << 24 |						\
+	 ((d) & 0xff) << 16 |						\
+	 ((a) & 0xff) << 8  |						\
+	 ((b) & 0xff))
+
+#define E1_GETSA1(a) ((a >> 8) & 0xff)
+#define E1_GETSA2(a) (a & 0xff)
+#define E1_GETSA3(a) ((a >> 24) & 0xff)
+#define E1_GETSA4(a) ((a >> 16) & 0xff)
+
+#define E1_SA_CNTL E1_MAKESA('C', 'N', 'T', 'L')
+#define E1_SA_DIAG E1_MAKESA('D', 'I', 'A', 'G')
+#define E1_SA_INFO E1_MAKESA('I', 'N', 'F', 'O')
+#define E1_SA_OPTN E1_MAKESA('O', 'P', 'T', 'N')
+#define E1_SA_RATE E1_MAKESA('R', 'A', 'T', 'E')
+#define E1_SA_STAT E1_MAKESA('S', 'T', 'A', 'T')
+
+#define E4_SA_CNTL 1
+#define E4_SA_STAT 2
+#define E4_SA_INFO 3
+#define E4_SA_TEST 4
+#define E4_SA_OPTN 5
+#define E4_SA_RATE 6
+#define E4_SA_DIAG 7
+#define E4_SA_CNFG 8
+
+/* structures representing a CMV (Configuration and Management Variable) */
+struct cmv_e1 {
+	__le16 wPreamble;
+	__u8 bDirection;
+	__u8 bFunction;
+	__le16 wIndex;
+	__le32 dwSymbolicAddress;
+	__le16 wOffsetAddress;
+	__le32 dwData;
+} __packed;
+
+struct cmv_e4 {
+	__be16 wGroup;
+	__be16 wFunction;
+	__be16 wOffset;
+	__be16 wAddress;
+	__be32 dwData[6];
+} __packed;
+
+/* structures representing swap information */
+struct swap_info_e1 {
+	__u8 bSwapPageNo;
+	__u8 bOvl;		/* overlay */
+} __packed;
+
+struct swap_info_e4 {
+	__u8 bSwapPageNo;
+} __packed;
+
+/* structures representing interrupt data */
+#define e1_bSwapPageNo	u.e1.s1.swapinfo.bSwapPageNo
+#define e1_bOvl		u.e1.s1.swapinfo.bOvl
+#define e4_bSwapPageNo  u.e4.s1.swapinfo.bSwapPageNo
+
+#define INT_LOADSWAPPAGE 0x0001
+#define INT_INCOMINGCMV  0x0002
+
+union intr_data_e1 {
+	struct {
+		struct swap_info_e1 swapinfo;
+		__le16 wDataSize;
+	} __packed s1;
+	struct {
+		struct cmv_e1 cmv;
+		__le16 wDataSize;
+	} __packed s2;
+} __packed;
+
+union intr_data_e4 {
+	struct {
+		struct swap_info_e4 swapinfo;
+		__le16 wDataSize;
+	} __packed s1;
+	struct {
+		struct cmv_e4 cmv;
+		__le16 wDataSize;
+	} __packed s2;
+} __packed;
+
+struct intr_pkt {
+	__u8 bType;
+	__u8 bNotification;
+	__le16 wValue;
+	__le16 wIndex;
+	__le16 wLength;
+	__le16 wInterrupt;
+	union {
+		union intr_data_e1 e1;
+		union intr_data_e4 e4;
+	} u;
+} __packed;
+
+#define E1_INTR_PKT_SIZE 28
+#define E4_INTR_PKT_SIZE 64
+
+static struct usb_driver uea_driver;
+static DEFINE_MUTEX(uea_mutex);
+static const char * const chip_name[] = {
+	"ADI930", "Eagle I", "Eagle II", "Eagle III", "Eagle IV"};
+
+static int modem_index;
+static unsigned int debug;
+static unsigned int altsetting[NB_MODEM] = {
+				[0 ... (NB_MODEM - 1)] = FASTEST_ISO_INTF};
+static bool sync_wait[NB_MODEM];
+static char *cmv_file[NB_MODEM];
+static int annex[NB_MODEM];
+
+module_param(debug, uint, 0644);
+MODULE_PARM_DESC(debug, "module debug level (0=off,1=on,2=verbose)");
+module_param_array(altsetting, uint, NULL, 0644);
+MODULE_PARM_DESC(altsetting, "alternate setting for incoming traffic: 0=bulk, "
+			     "1=isoc slowest, ... , 8=isoc fastest (default)");
+module_param_array(sync_wait, bool, NULL, 0644);
+MODULE_PARM_DESC(sync_wait, "wait the synchronisation before starting ATM");
+module_param_array(cmv_file, charp, NULL, 0644);
+MODULE_PARM_DESC(cmv_file,
+		"file name with configuration and management variables");
+module_param_array(annex, uint, NULL, 0644);
+MODULE_PARM_DESC(annex,
+		"manually set annex a/b (0=auto, 1=annex a, 2=annex b)");
+
+#define uea_wait(sc, cond, timeo) \
+({ \
+	int _r = wait_event_interruptible_timeout(sc->sync_q, \
+			(cond) || kthread_should_stop(), timeo); \
+	if (kthread_should_stop()) \
+		_r = -ENODEV; \
+	_r; \
+})
+
+#define UPDATE_ATM_STAT(type, val) \
+	do { \
+		if (sc->usbatm->atm_dev) \
+			sc->usbatm->atm_dev->type = val; \
+	} while (0)
+
+#define UPDATE_ATM_SIGNAL(val) \
+	do { \
+		if (sc->usbatm->atm_dev) \
+			atm_dev_signal_change(sc->usbatm->atm_dev, val); \
+	} while (0)
+
+
+/* Firmware loading */
+#define LOAD_INTERNAL     0xA0
+#define F8051_USBCS       0x7f92
+
+/**
+ * uea_send_modem_cmd - Send a command for pre-firmware devices.
+ */
+static int uea_send_modem_cmd(struct usb_device *usb,
+			      u16 addr, u16 size, const u8 *buff)
+{
+	int ret = -ENOMEM;
+	u8 *xfer_buff;
+
+	xfer_buff = kmemdup(buff, size, GFP_KERNEL);
+	if (xfer_buff) {
+		ret = usb_control_msg(usb,
+				      usb_sndctrlpipe(usb, 0),
+				      LOAD_INTERNAL,
+				      USB_DIR_OUT | USB_TYPE_VENDOR |
+				      USB_RECIP_DEVICE, addr, 0, xfer_buff,
+				      size, CTRL_TIMEOUT);
+		kfree(xfer_buff);
+	}
+
+	if (ret < 0)
+		return ret;
+
+	return (ret == size) ? 0 : -EIO;
+}
+
+static void uea_upload_pre_firmware(const struct firmware *fw_entry,
+								void *context)
+{
+	struct usb_device *usb = context;
+	const u8 *pfw;
+	u8 value;
+	u32 crc = 0;
+	int ret, size;
+
+	uea_enters(usb);
+	if (!fw_entry) {
+		uea_err(usb, "firmware is not available\n");
+		goto err;
+	}
+
+	pfw = fw_entry->data;
+	size = fw_entry->size;
+	if (size < 4)
+		goto err_fw_corrupted;
+
+	crc = get_unaligned_le32(pfw);
+	pfw += 4;
+	size -= 4;
+	if (crc32_be(0, pfw, size) != crc)
+		goto err_fw_corrupted;
+
+	/*
+	 * Start to upload firmware : send reset
+	 */
+	value = 1;
+	ret = uea_send_modem_cmd(usb, F8051_USBCS, sizeof(value), &value);
+
+	if (ret < 0) {
+		uea_err(usb, "modem reset failed with error %d\n", ret);
+		goto err;
+	}
+
+	while (size > 3) {
+		u8 len = FW_GET_BYTE(pfw);
+		u16 add = get_unaligned_le16(pfw + 1);
+
+		size -= len + 3;
+		if (size < 0)
+			goto err_fw_corrupted;
+
+		ret = uea_send_modem_cmd(usb, add, len, pfw + 3);
+		if (ret < 0) {
+			uea_err(usb, "uploading firmware data failed "
+					"with error %d\n", ret);
+			goto err;
+		}
+		pfw += len + 3;
+	}
+
+	if (size != 0)
+		goto err_fw_corrupted;
+
+	/*
+	 * Tell the modem we finish : de-assert reset
+	 */
+	value = 0;
+	ret = uea_send_modem_cmd(usb, F8051_USBCS, 1, &value);
+	if (ret < 0)
+		uea_err(usb, "modem de-assert failed with error %d\n", ret);
+	else
+		uea_info(usb, "firmware uploaded\n");
+
+	goto err;
+
+err_fw_corrupted:
+	uea_err(usb, "firmware is corrupted\n");
+err:
+	release_firmware(fw_entry);
+	uea_leaves(usb);
+}
+
+/**
+ * uea_load_firmware - Load usb firmware for pre-firmware devices.
+ */
+static int uea_load_firmware(struct usb_device *usb, unsigned int ver)
+{
+	int ret;
+	char *fw_name = EAGLE_FIRMWARE;
+
+	uea_enters(usb);
+	uea_info(usb, "pre-firmware device, uploading firmware\n");
+
+	switch (ver) {
+	case ADI930:
+		fw_name = ADI930_FIRMWARE;
+		break;
+	case EAGLE_I:
+		fw_name = EAGLE_I_FIRMWARE;
+		break;
+	case EAGLE_II:
+		fw_name = EAGLE_II_FIRMWARE;
+		break;
+	case EAGLE_III:
+		fw_name = EAGLE_III_FIRMWARE;
+		break;
+	case EAGLE_IV:
+		fw_name = EAGLE_IV_FIRMWARE;
+		break;
+	}
+
+	ret = reject_firmware_nowait(THIS_MODULE, 1, fw_name, &usb->dev,
+					GFP_KERNEL, usb,
+					uea_upload_pre_firmware);
+	if (ret)
+		uea_err(usb, "firmware %s is not available\n", fw_name);
+	else
+		uea_info(usb, "loading firmware %s\n", fw_name);
+
+	uea_leaves(usb);
+	return ret;
+}
+
+/* modem management : dsp firmware, send/read CMV, monitoring statistic
+ */
+
+/*
+ * Make sure that the DSP code provided is safe to use.
+ */
+static int check_dsp_e1(const u8 *dsp, unsigned int len)
+{
+	u8 pagecount, blockcount;
+	u16 blocksize;
+	u32 pageoffset;
+	unsigned int i, j, p, pp;
+
+	pagecount = FW_GET_BYTE(dsp);
+	p = 1;
+
+	/* enough space for page offsets? */
+	if (p + 4 * pagecount > len)
+		return 1;
+
+	for (i = 0; i < pagecount; i++) {
+
+		pageoffset = get_unaligned_le32(dsp + p);
+		p += 4;
+
+		if (pageoffset == 0)
+			continue;
+
+		/* enough space for blockcount? */
+		if (pageoffset >= len)
+			return 1;
+
+		pp = pageoffset;
+		blockcount = FW_GET_BYTE(dsp + pp);
+		pp += 1;
+
+		for (j = 0; j < blockcount; j++) {
+
+			/* enough space for block header? */
+			if (pp + 4 > len)
+				return 1;
+
+			pp += 2;	/* skip blockaddr */
+			blocksize = get_unaligned_le16(dsp + pp);
+			pp += 2;
+
+			/* enough space for block data? */
+			if (pp + blocksize > len)
+				return 1;
+
+			pp += blocksize;
+		}
+	}
+
+	return 0;
+}
+
+static int check_dsp_e4(const u8 *dsp, int len)
+{
+	int i;
+	struct l1_code *p = (struct l1_code *) dsp;
+	unsigned int sum = p->code - dsp;
+
+	if (len < sum)
+		return 1;
+
+	if (strcmp("STRATIPHY ANEXA", p->string_header) != 0 &&
+	    strcmp("STRATIPHY ANEXB", p->string_header) != 0)
+		return 1;
+
+	for (i = 0; i < E4_MAX_PAGE_NUMBER; i++) {
+		struct block_index *blockidx;
+		u8 blockno = p->page_number_to_block_index[i];
+		if (blockno >= E4_NO_SWAPPAGE_HEADERS)
+			continue;
+
+		do {
+			u64 l;
+
+			if (blockno >= E4_NO_SWAPPAGE_HEADERS)
+				return 1;
+
+			blockidx = &p->page_header[blockno++];
+			if ((u8 *)(blockidx + 1) - dsp  >= len)
+				return 1;
+
+			if (le16_to_cpu(blockidx->PageNumber) != i)
+				return 1;
+
+			l = E4_PAGE_BYTES(blockidx->PageSize);
+			sum += l;
+			l += le32_to_cpu(blockidx->PageOffset);
+			if (l > len)
+				return 1;
+
+		/* zero is zero regardless endianes */
+		} while (blockidx->NotLastBlock);
+	}
+
+	return (sum == len) ? 0 : 1;
+}
+
+/*
+ * send data to the idma pipe
+ * */
+static int uea_idma_write(struct uea_softc *sc, const void *data, u32 size)
+{
+	int ret = -ENOMEM;
+	u8 *xfer_buff;
+	int bytes_read;
+
+	xfer_buff = kmemdup(data, size, GFP_KERNEL);
+	if (!xfer_buff) {
+		uea_err(INS_TO_USBDEV(sc), "can't allocate xfer_buff\n");
+		return ret;
+	}
+
+	ret = usb_bulk_msg(sc->usb_dev,
+			 usb_sndbulkpipe(sc->usb_dev, UEA_IDMA_PIPE),
+			 xfer_buff, size, &bytes_read, BULK_TIMEOUT);
+
+	kfree(xfer_buff);
+	if (ret < 0)
+		return ret;
+	if (size != bytes_read) {
+		uea_err(INS_TO_USBDEV(sc), "size != bytes_read %d %d\n", size,
+		       bytes_read);
+		return -EIO;
+	}
+
+	return 0;
+}
+
+static int request_dsp(struct uea_softc *sc)
+{
+	int ret;
+	char *dsp_name;
+
+	if (UEA_CHIP_VERSION(sc) == EAGLE_IV) {
+		if (IS_ISDN(sc))
+			dsp_name = DSP4I_FIRMWARE;
+		else
+			dsp_name = DSP4P_FIRMWARE;
+	} else if (UEA_CHIP_VERSION(sc) == ADI930) {
+		if (IS_ISDN(sc))
+			dsp_name = DSP9I_FIRMWARE;
+		else
+			dsp_name = DSP9P_FIRMWARE;
+	} else {
+		if (IS_ISDN(sc))
+			dsp_name = DSPEI_FIRMWARE;
+		else
+			dsp_name = DSPEP_FIRMWARE;
+	}
+
+	ret = reject_firmware(&sc->dsp_firm, dsp_name, &sc->usb_dev->dev);
+	if (ret < 0) {
+		uea_err(INS_TO_USBDEV(sc),
+		       "requesting firmware %s failed with error %d\n",
+			dsp_name, ret);
+		return ret;
+	}
+
+	if (UEA_CHIP_VERSION(sc) == EAGLE_IV)
+		ret = check_dsp_e4(sc->dsp_firm->data, sc->dsp_firm->size);
+	else
+		ret = check_dsp_e1(sc->dsp_firm->data, sc->dsp_firm->size);
+
+	if (ret) {
+		uea_err(INS_TO_USBDEV(sc), "firmware %s is corrupted\n",
+		       dsp_name);
+		release_firmware(sc->dsp_firm);
+		sc->dsp_firm = NULL;
+		return -EILSEQ;
+	}
+
+	return 0;
+}
+
+/*
+ * The uea_load_page() function must be called within a process context
+ */
+static void uea_load_page_e1(struct work_struct *work)
+{
+	struct uea_softc *sc = container_of(work, struct uea_softc, task);
+	u16 pageno = sc->pageno;
+	u16 ovl = sc->ovl;
+	struct block_info_e1 bi;
+
+	const u8 *p;
+	u8 pagecount, blockcount;
+	u16 blockaddr, blocksize;
+	u32 pageoffset;
+	int i;
+
+	/* reload firmware when reboot start and it's loaded already */
+	if (ovl == 0 && pageno == 0) {
+		release_firmware(sc->dsp_firm);
+		sc->dsp_firm = NULL;
+	}
+
+	if (sc->dsp_firm == NULL && request_dsp(sc) < 0)
+		return;
+
+	p = sc->dsp_firm->data;
+	pagecount = FW_GET_BYTE(p);
+	p += 1;
+
+	if (pageno >= pagecount)
+		goto bad1;
+
+	p += 4 * pageno;
+	pageoffset = get_unaligned_le32(p);
+
+	if (pageoffset == 0)
+		goto bad1;
+
+	p = sc->dsp_firm->data + pageoffset;
+	blockcount = FW_GET_BYTE(p);
+	p += 1;
+
+	uea_dbg(INS_TO_USBDEV(sc),
+	       "sending %u blocks for DSP page %u\n", blockcount, pageno);
+
+	bi.wHdr = cpu_to_le16(UEA_BIHDR);
+	bi.wOvl = cpu_to_le16(ovl);
+	bi.wOvlOffset = cpu_to_le16(ovl | 0x8000);
+
+	for (i = 0; i < blockcount; i++) {
+		blockaddr = get_unaligned_le16(p);
+		p += 2;
+
+		blocksize = get_unaligned_le16(p);
+		p += 2;
+
+		bi.wSize = cpu_to_le16(blocksize);
+		bi.wAddress = cpu_to_le16(blockaddr);
+		bi.wLast = cpu_to_le16((i == blockcount - 1) ? 1 : 0);
+
+		/* send block info through the IDMA pipe */
+		if (uea_idma_write(sc, &bi, E1_BLOCK_INFO_SIZE))
+			goto bad2;
+
+		/* send block data through the IDMA pipe */
+		if (uea_idma_write(sc, p, blocksize))
+			goto bad2;
+
+		p += blocksize;
+	}
+
+	return;
+
+bad2:
+	uea_err(INS_TO_USBDEV(sc), "sending DSP block %u failed\n", i);
+	return;
+bad1:
+	uea_err(INS_TO_USBDEV(sc), "invalid DSP page %u requested\n", pageno);
+}
+
+static void __uea_load_page_e4(struct uea_softc *sc, u8 pageno, int boot)
+{
+	struct block_info_e4 bi;
+	struct block_index *blockidx;
+	struct l1_code *p = (struct l1_code *) sc->dsp_firm->data;
+	u8 blockno = p->page_number_to_block_index[pageno];
+
+	bi.wHdr = cpu_to_be16(UEA_BIHDR);
+	bi.bBootPage = boot;
+	bi.bPageNumber = pageno;
+	bi.wReserved = cpu_to_be16(UEA_RESERVED);
+
+	do {
+		const u8 *blockoffset;
+		unsigned int blocksize;
+
+		blockidx = &p->page_header[blockno];
+		blocksize = E4_PAGE_BYTES(blockidx->PageSize);
+		blockoffset = sc->dsp_firm->data + le32_to_cpu(
+							blockidx->PageOffset);
+
+		bi.dwSize = cpu_to_be32(blocksize);
+		bi.dwAddress = cpu_to_be32(le32_to_cpu(blockidx->PageAddress));
+
+		uea_dbg(INS_TO_USBDEV(sc),
+			"sending block %u for DSP page "
+			"%u size %u address %x\n",
+			blockno, pageno, blocksize,
+			le32_to_cpu(blockidx->PageAddress));
+
+		/* send block info through the IDMA pipe */
+		if (uea_idma_write(sc, &bi, E4_BLOCK_INFO_SIZE))
+			goto bad;
+
+		/* send block data through the IDMA pipe */
+		if (uea_idma_write(sc, blockoffset, blocksize))
+			goto bad;
+
+		blockno++;
+	} while (blockidx->NotLastBlock);
+
+	return;
+
+bad:
+	uea_err(INS_TO_USBDEV(sc), "sending DSP block %u failed\n", blockno);
+	return;
+}
+
+static void uea_load_page_e4(struct work_struct *work)
+{
+	struct uea_softc *sc = container_of(work, struct uea_softc, task);
+	u8 pageno = sc->pageno;
+	int i;
+	struct block_info_e4 bi;
+	struct l1_code *p;
+
+	uea_dbg(INS_TO_USBDEV(sc), "sending DSP page %u\n", pageno);
+
+	/* reload firmware when reboot start and it's loaded already */
+	if (pageno == 0) {
+		release_firmware(sc->dsp_firm);
+		sc->dsp_firm = NULL;
+	}
+
+	if (sc->dsp_firm == NULL && request_dsp(sc) < 0)
+		return;
+
+	p = (struct l1_code *) sc->dsp_firm->data;
+	if (pageno >= le16_to_cpu(p->page_header[0].PageNumber)) {
+		uea_err(INS_TO_USBDEV(sc), "invalid DSP "
+						"page %u requested\n", pageno);
+		return;
+	}
+
+	if (pageno != 0) {
+		__uea_load_page_e4(sc, pageno, 0);
+		return;
+	}
+
+	uea_dbg(INS_TO_USBDEV(sc),
+	       "sending Main DSP page %u\n", p->page_header[0].PageNumber);
+
+	for (i = 0; i < le16_to_cpu(p->page_header[0].PageNumber); i++) {
+		if (E4_IS_BOOT_PAGE(p->page_header[i].PageSize))
+			__uea_load_page_e4(sc, i, 1);
+	}
+
+	uea_dbg(INS_TO_USBDEV(sc) , "sending start bi\n");
+
+	bi.wHdr = cpu_to_be16(UEA_BIHDR);
+	bi.bBootPage = 0;
+	bi.bPageNumber = 0xff;
+	bi.wReserved = cpu_to_be16(UEA_RESERVED);
+	bi.dwSize = cpu_to_be32(E4_PAGE_BYTES(p->page_header[0].PageSize));
+	bi.dwAddress = cpu_to_be32(le32_to_cpu(p->page_header[0].PageAddress));
+
+	/* send block info through the IDMA pipe */
+	if (uea_idma_write(sc, &bi, E4_BLOCK_INFO_SIZE))
+		uea_err(INS_TO_USBDEV(sc), "sending DSP start bi failed\n");
+}
+
+static inline void wake_up_cmv_ack(struct uea_softc *sc)
+{
+	BUG_ON(sc->cmv_ack);
+	sc->cmv_ack = 1;
+	wake_up(&sc->sync_q);
+}
+
+static inline int wait_cmv_ack(struct uea_softc *sc)
+{
+	int ret = uea_wait(sc, sc->cmv_ack , ACK_TIMEOUT);
+
+	sc->cmv_ack = 0;
+
+	uea_dbg(INS_TO_USBDEV(sc), "wait_event_timeout : %d ms\n",
+			jiffies_to_msecs(ret));
+
+	if (ret < 0)
+		return ret;
+
+	return (ret == 0) ? -ETIMEDOUT : 0;
+}
+
+#define UCDC_SEND_ENCAPSULATED_COMMAND 0x00
+
+static int uea_request(struct uea_softc *sc,
+		u16 value, u16 index, u16 size, const void *data)
+{
+	u8 *xfer_buff;
+	int ret = -ENOMEM;
+
+	xfer_buff = kmemdup(data, size, GFP_KERNEL);
+	if (!xfer_buff) {
+		uea_err(INS_TO_USBDEV(sc), "can't allocate xfer_buff\n");
+		return ret;
+	}
+
+	ret = usb_control_msg(sc->usb_dev, usb_sndctrlpipe(sc->usb_dev, 0),
+			      UCDC_SEND_ENCAPSULATED_COMMAND,
+			      USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
+			      value, index, xfer_buff, size, CTRL_TIMEOUT);
+
+	kfree(xfer_buff);
+	if (ret < 0) {
+		uea_err(INS_TO_USBDEV(sc), "usb_control_msg error %d\n", ret);
+		return ret;
+	}
+
+	if (ret != size) {
+		uea_err(INS_TO_USBDEV(sc),
+		       "usb_control_msg send only %d bytes (instead of %d)\n",
+		       ret, size);
+		return -EIO;
+	}
+
+	return 0;
+}
+
+static int uea_cmv_e1(struct uea_softc *sc,
+		u8 function, u32 address, u16 offset, u32 data)
+{
+	struct cmv_e1 cmv;
+	int ret;
+
+	uea_enters(INS_TO_USBDEV(sc));
+	uea_vdbg(INS_TO_USBDEV(sc), "Function : %d-%d, Address : %c%c%c%c, "
+			"offset : 0x%04x, data : 0x%08x\n",
+			E1_FUNCTION_TYPE(function),
+			E1_FUNCTION_SUBTYPE(function),
+			E1_GETSA1(address), E1_GETSA2(address),
+			E1_GETSA3(address),
+			E1_GETSA4(address), offset, data);
+
+	/* we send a request, but we expect a reply */
+	sc->cmv_dsc.e1.function = function | 0x2;
+	sc->cmv_dsc.e1.idx++;
+	sc->cmv_dsc.e1.address = address;
+	sc->cmv_dsc.e1.offset = offset;
+
+	cmv.wPreamble = cpu_to_le16(E1_PREAMBLE);
+	cmv.bDirection = E1_HOSTTOMODEM;
+	cmv.bFunction = function;
+	cmv.wIndex = cpu_to_le16(sc->cmv_dsc.e1.idx);
+	put_unaligned_le32(address, &cmv.dwSymbolicAddress);
+	cmv.wOffsetAddress = cpu_to_le16(offset);
+	put_unaligned_le32(data >> 16 | data << 16, &cmv.dwData);
+
+	ret = uea_request(sc, UEA_E1_SET_BLOCK, UEA_MPTX_START,
+							sizeof(cmv), &cmv);
+	if (ret < 0)
+		return ret;
+	ret = wait_cmv_ack(sc);
+	uea_leaves(INS_TO_USBDEV(sc));
+	return ret;
+}
+
+static int uea_cmv_e4(struct uea_softc *sc,
+		u16 function, u16 group, u16 address, u16 offset, u32 data)
+{
+	struct cmv_e4 cmv;
+	int ret;
+
+	uea_enters(INS_TO_USBDEV(sc));
+	memset(&cmv, 0, sizeof(cmv));
+
+	uea_vdbg(INS_TO_USBDEV(sc), "Function : %d-%d, Group : 0x%04x, "
+		 "Address : 0x%04x, offset : 0x%04x, data : 0x%08x\n",
+		 E4_FUNCTION_TYPE(function), E4_FUNCTION_SUBTYPE(function),
+		 group, address, offset, data);
+
+	/* we send a request, but we expect a reply */
+	sc->cmv_dsc.e4.function = function | (0x1 << 4);
+	sc->cmv_dsc.e4.offset = offset;
+	sc->cmv_dsc.e4.address = address;
+	sc->cmv_dsc.e4.group = group;
+
+	cmv.wFunction = cpu_to_be16(function);
+	cmv.wGroup = cpu_to_be16(group);
+	cmv.wAddress = cpu_to_be16(address);
+	cmv.wOffset = cpu_to_be16(offset);
+	cmv.dwData[0] = cpu_to_be32(data);
+
+	ret = uea_request(sc, UEA_E4_SET_BLOCK, UEA_MPTX_START,
+							sizeof(cmv), &cmv);
+	if (ret < 0)
+		return ret;
+	ret = wait_cmv_ack(sc);
+	uea_leaves(INS_TO_USBDEV(sc));
+	return ret;
+}
+
+static inline int uea_read_cmv_e1(struct uea_softc *sc,
+		u32 address, u16 offset, u32 *data)
+{
+	int ret = uea_cmv_e1(sc, E1_MAKEFUNCTION(E1_MEMACCESS, E1_REQUESTREAD),
+			  address, offset, 0);
+	if (ret < 0)
+		uea_err(INS_TO_USBDEV(sc),
+			"reading cmv failed with error %d\n", ret);
+	else
+		*data = sc->data;
+
+	return ret;
+}
+
+static inline int uea_read_cmv_e4(struct uea_softc *sc,
+		u8 size, u16 group, u16 address, u16 offset, u32 *data)
+{
+	int ret = uea_cmv_e4(sc, E4_MAKEFUNCTION(E4_MEMACCESS,
+							E4_REQUESTREAD, size),
+			  group, address, offset, 0);
+	if (ret < 0)
+		uea_err(INS_TO_USBDEV(sc),
+			"reading cmv failed with error %d\n", ret);
+	else {
+		*data = sc->data;
+		/* size is in 16-bit word quantities */
+		if (size > 2)
+			*(data + 1) = sc->data1;
+	}
+	return ret;
+}
+
+static inline int uea_write_cmv_e1(struct uea_softc *sc,
+		u32 address, u16 offset, u32 data)
+{
+	int ret = uea_cmv_e1(sc, E1_MAKEFUNCTION(E1_MEMACCESS, E1_REQUESTWRITE),
+			  address, offset, data);
+	if (ret < 0)
+		uea_err(INS_TO_USBDEV(sc),
+			"writing cmv failed with error %d\n", ret);
+
+	return ret;
+}
+
+static inline int uea_write_cmv_e4(struct uea_softc *sc,
+		u8 size, u16 group, u16 address, u16 offset, u32 data)
+{
+	int ret = uea_cmv_e4(sc, E4_MAKEFUNCTION(E4_MEMACCESS,
+							E4_REQUESTWRITE, size),
+			  group, address, offset, data);
+	if (ret < 0)
+		uea_err(INS_TO_USBDEV(sc),
+			"writing cmv failed with error %d\n", ret);
+
+	return ret;
+}
+
+static void uea_set_bulk_timeout(struct uea_softc *sc, u32 dsrate)
+{
+	int ret;
+	u16 timeout;
+
+	/* in bulk mode the modem have problem with high rate
+	 * changing internal timing could improve things, but the
+	 * value is mysterious.
+	 * ADI930 don't support it (-EPIPE error).
+	 */
+
+	if (UEA_CHIP_VERSION(sc) == ADI930 ||
+	    altsetting[sc->modem_index] > 0 ||
+	    sc->stats.phy.dsrate == dsrate)
+		return;
+
+	/* Original timming (1Mbit/s) from ADI (used in windows driver) */
+	timeout = (dsrate <= 1024*1024) ? 0 : 1;
+	ret = uea_request(sc, UEA_SET_TIMEOUT, timeout, 0, NULL);
+	uea_info(INS_TO_USBDEV(sc), "setting new timeout %d%s\n",
+		 timeout,  ret < 0 ? " failed" : "");
+
+}
+
+/*
+ * Monitor the modem and update the stat
+ * return 0 if everything is ok
+ * return < 0 if an error occurs (-EAGAIN reboot needed)
+ */
+static int uea_stat_e1(struct uea_softc *sc)
+{
+	u32 data;
+	int ret;
+
+	uea_enters(INS_TO_USBDEV(sc));
+	data = sc->stats.phy.state;
+
+	ret = uea_read_cmv_e1(sc, E1_SA_STAT, 0, &sc->stats.phy.state);
+	if (ret < 0)
+		return ret;
+
+	switch (GET_STATUS(sc->stats.phy.state)) {
+	case 0:		/* not yet synchronized */
+		uea_dbg(INS_TO_USBDEV(sc),
+		       "modem not yet synchronized\n");
+		return 0;
+
+	case 1:		/* initialization */
+		uea_dbg(INS_TO_USBDEV(sc), "modem initializing\n");
+		return 0;
+
+	case 2:		/* operational */
+		uea_vdbg(INS_TO_USBDEV(sc), "modem operational\n");
+		break;
+
+	case 3:		/* fail ... */
+		uea_info(INS_TO_USBDEV(sc), "modem synchronization failed"
+					" (may be try other cmv/dsp)\n");
+		return -EAGAIN;
+
+	case 4 ... 6:	/* test state */
+		uea_warn(INS_TO_USBDEV(sc),
+				"modem in test mode - not supported\n");
+		return -EAGAIN;
+
+	case 7:		/* fast-retain ... */
+		uea_info(INS_TO_USBDEV(sc), "modem in fast-retain mode\n");
+		return 0;
+	default:
+		uea_err(INS_TO_USBDEV(sc), "modem invalid SW mode %d\n",
+			GET_STATUS(sc->stats.phy.state));
+		return -EAGAIN;
+	}
+
+	if (GET_STATUS(data) != 2) {
+		uea_request(sc, UEA_SET_MODE, UEA_LOOPBACK_OFF, 0, NULL);
+		uea_info(INS_TO_USBDEV(sc), "modem operational\n");
+
+		/* release the dsp firmware as it is not needed until
+		 * the next failure
+		 */
+		release_firmware(sc->dsp_firm);
+		sc->dsp_firm = NULL;
+	}
+
+	/* always update it as atm layer could not be init when we switch to
+	 * operational state
+	 */
+	UPDATE_ATM_SIGNAL(ATM_PHY_SIG_FOUND);
+
+	/* wake up processes waiting for synchronization */
+	wake_up(&sc->sync_q);
+
+	ret = uea_read_cmv_e1(sc, E1_SA_DIAG, 2, &sc->stats.phy.flags);
+	if (ret < 0)
+		return ret;
+	sc->stats.phy.mflags |= sc->stats.phy.flags;
+
+	/* in case of a flags ( for example delineation LOSS (& 0x10)),
+	 * we check the status again in order to detect the failure earlier
+	 */
+	if (sc->stats.phy.flags) {
+		uea_dbg(INS_TO_USBDEV(sc), "Stat flag = 0x%x\n",
+		       sc->stats.phy.flags);
+		return 0;
+	}
+
+	ret = uea_read_cmv_e1(sc, E1_SA_RATE, 0, &data);
+	if (ret < 0)
+		return ret;
+
+	uea_set_bulk_timeout(sc, (data >> 16) * 32);
+	sc->stats.phy.dsrate = (data >> 16) * 32;
+	sc->stats.phy.usrate = (data & 0xffff) * 32;
+	UPDATE_ATM_STAT(link_rate, sc->stats.phy.dsrate * 1000 / 424);
+
+	ret = uea_read_cmv_e1(sc, E1_SA_DIAG, 23, &data);
+	if (ret < 0)
+		return ret;
+	sc->stats.phy.dsattenuation = (data & 0xff) / 2;
+
+	ret = uea_read_cmv_e1(sc, E1_SA_DIAG, 47, &data);
+	if (ret < 0)
+		return ret;
+	sc->stats.phy.usattenuation = (data & 0xff) / 2;
+
+	ret = uea_read_cmv_e1(sc, E1_SA_DIAG, 25, &sc->stats.phy.dsmargin);
+	if (ret < 0)
+		return ret;
+
+	ret = uea_read_cmv_e1(sc, E1_SA_DIAG, 49, &sc->stats.phy.usmargin);
+	if (ret < 0)
+		return ret;
+
+	ret = uea_read_cmv_e1(sc, E1_SA_DIAG, 51, &sc->stats.phy.rxflow);
+	if (ret < 0)
+		return ret;
+
+	ret = uea_read_cmv_e1(sc, E1_SA_DIAG, 52, &sc->stats.phy.txflow);
+	if (ret < 0)
+		return ret;
+
+	ret = uea_read_cmv_e1(sc, E1_SA_DIAG, 54, &sc->stats.phy.dsunc);
+	if (ret < 0)
+		return ret;
+
+	/* only for atu-c */
+	ret = uea_read_cmv_e1(sc, E1_SA_DIAG, 58, &sc->stats.phy.usunc);
+	if (ret < 0)
+		return ret;
+
+	ret = uea_read_cmv_e1(sc, E1_SA_DIAG, 53, &sc->stats.phy.dscorr);
+	if (ret < 0)
+		return ret;
+
+	/* only for atu-c */
+	ret = uea_read_cmv_e1(sc, E1_SA_DIAG, 57, &sc->stats.phy.uscorr);
+	if (ret < 0)
+		return ret;
+
+	ret = uea_read_cmv_e1(sc, E1_SA_INFO, 8, &sc->stats.phy.vidco);
+	if (ret < 0)
+		return ret;
+
+	ret = uea_read_cmv_e1(sc, E1_SA_INFO, 13, &sc->stats.phy.vidcpe);
+	if (ret < 0)
+		return ret;
+
+	return 0;
+}
+
+static int uea_stat_e4(struct uea_softc *sc)
+{
+	u32 data;
+	u32 tmp_arr[2];
+	int ret;
+
+	uea_enters(INS_TO_USBDEV(sc));
+	data = sc->stats.phy.state;
+
+	/* XXX only need to be done before operationnal... */
+	ret = uea_read_cmv_e4(sc, 1, E4_SA_STAT, 0, 0, &sc->stats.phy.state);
+	if (ret < 0)
+		return ret;
+
+	switch (sc->stats.phy.state) {
+	case 0x0:	/* not yet synchronized */
+	case 0x1:
+	case 0x3:
+	case 0x4:
+		uea_dbg(INS_TO_USBDEV(sc), "modem not yet "
+						"synchronized\n");
+		return 0;
+	case 0x5:	/* initialization */
+	case 0x6:
+	case 0x9:
+	case 0xa:
+		uea_dbg(INS_TO_USBDEV(sc), "modem initializing\n");
+		return 0;
+	case 0x2:	/* fail ... */
+		uea_info(INS_TO_USBDEV(sc), "modem synchronization "
+				"failed (may be try other cmv/dsp)\n");
+		return -EAGAIN;
+	case 0x7:	/* operational */
+		break;
+	default:
+		uea_warn(INS_TO_USBDEV(sc), "unknown state: %x\n",
+						sc->stats.phy.state);
+		return 0;
+	}
+
+	if (data != 7) {
+		uea_request(sc, UEA_SET_MODE, UEA_LOOPBACK_OFF, 0, NULL);
+		uea_info(INS_TO_USBDEV(sc), "modem operational\n");
+
+		/* release the dsp firmware as it is not needed until
+		 * the next failure
+		 */
+		release_firmware(sc->dsp_firm);
+		sc->dsp_firm = NULL;
+	}
+
+	/* always update it as atm layer could not be init when we switch to
+	 * operational state
+	 */
+	UPDATE_ATM_SIGNAL(ATM_PHY_SIG_FOUND);
+
+	/* wake up processes waiting for synchronization */
+	wake_up(&sc->sync_q);
+
+	/* TODO improve this state machine :
+	 * we need some CMV info : what they do and their unit
+	 * we should find the equivalent of eagle3- CMV
+	 */
+	/* check flags */
+	ret = uea_read_cmv_e4(sc, 1, E4_SA_DIAG, 0, 0, &sc->stats.phy.flags);
+	if (ret < 0)
+		return ret;
+	sc->stats.phy.mflags |= sc->stats.phy.flags;
+
+	/* in case of a flags ( for example delineation LOSS (& 0x10)),
+	 * we check the status again in order to detect the failure earlier
+	 */
+	if (sc->stats.phy.flags) {
+		uea_dbg(INS_TO_USBDEV(sc), "Stat flag = 0x%x\n",
+		       sc->stats.phy.flags);
+		if (sc->stats.phy.flags & 1) /* delineation LOSS */
+			return -EAGAIN;
+		if (sc->stats.phy.flags & 0x4000) /* Reset Flag */
+			return -EAGAIN;
+		return 0;
+	}
+
+	/* rate data may be in upper or lower half of 64 bit word, strange */
+	ret = uea_read_cmv_e4(sc, 4, E4_SA_RATE, 0, 0, tmp_arr);
+	if (ret < 0)
+		return ret;
+	data = (tmp_arr[0]) ? tmp_arr[0] : tmp_arr[1];
+	sc->stats.phy.usrate = data / 1000;
+
+	ret = uea_read_cmv_e4(sc, 4, E4_SA_RATE, 1, 0, tmp_arr);
+	if (ret < 0)
+		return ret;
+	data = (tmp_arr[0]) ? tmp_arr[0] : tmp_arr[1];
+	uea_set_bulk_timeout(sc, data / 1000);
+	sc->stats.phy.dsrate = data / 1000;
+	UPDATE_ATM_STAT(link_rate, sc->stats.phy.dsrate * 1000 / 424);
+
+	ret = uea_read_cmv_e4(sc, 1, E4_SA_INFO, 68, 1, &data);
+	if (ret < 0)
+		return ret;
+	sc->stats.phy.dsattenuation = data / 10;
+
+	ret = uea_read_cmv_e4(sc, 1, E4_SA_INFO, 69, 1, &data);
+	if (ret < 0)
+		return ret;
+	sc->stats.phy.usattenuation = data / 10;
+
+	ret = uea_read_cmv_e4(sc, 1, E4_SA_INFO, 68, 3, &data);
+	if (ret < 0)
+		return ret;
+	sc->stats.phy.dsmargin = data / 2;
+
+	ret = uea_read_cmv_e4(sc, 1, E4_SA_INFO, 69, 3, &data);
+	if (ret < 0)
+		return ret;
+	sc->stats.phy.usmargin = data / 10;
+
+	return 0;
+}
+
+static void cmvs_file_name(struct uea_softc *sc, char *const cmv_name, int ver)
+{
+	char file_arr[] = "/*(DEBLOBBED)*/";
+	char *file;
+
+	kparam_block_sysfs_write(cmv_file);
+	/* set proper name corresponding modem version and line type */
+	if (cmv_file[sc->modem_index] == NULL) {
+		if (UEA_CHIP_VERSION(sc) == ADI930)
+			file_arr[3] = '9';
+		else if (UEA_CHIP_VERSION(sc) == EAGLE_IV)
+			file_arr[3] = '4';
+		else
+			file_arr[3] = 'e';
+
+		file_arr[4] = IS_ISDN(sc) ? 'i' : 'p';
+		file = file_arr;
+	} else
+		file = cmv_file[sc->modem_index];
+
+	strcpy(cmv_name, FW_DIR);
+	strlcat(cmv_name, file, UEA_FW_NAME_MAX);
+	if (ver == 2)
+		strlcat(cmv_name, ".v2", UEA_FW_NAME_MAX);
+	kparam_unblock_sysfs_write(cmv_file);
+}
+
+static int request_cmvs_old(struct uea_softc *sc,
+		 void **cmvs, const struct firmware **fw)
+{
+	int ret, size;
+	u8 *data;
+	char cmv_name[UEA_FW_NAME_MAX]; /* 30 bytes stack variable */
+
+	cmvs_file_name(sc, cmv_name, 1);
+	ret = reject_firmware(fw, cmv_name, &sc->usb_dev->dev);
+	if (ret < 0) {
+		uea_err(INS_TO_USBDEV(sc),
+		       "requesting firmware %s failed with error %d\n",
+		       cmv_name, ret);
+		return ret;
+	}
+
+	data = (u8 *) (*fw)->data;
+	size = (*fw)->size;
+	if (size < 1)
+		goto err_fw_corrupted;
+
+	if (size != *data * sizeof(struct uea_cmvs_v1) + 1)
+		goto err_fw_corrupted;
+
+	*cmvs = (void *)(data + 1);
+	return *data;
+
+err_fw_corrupted:
+	uea_err(INS_TO_USBDEV(sc), "firmware %s is corrupted\n", cmv_name);
+	release_firmware(*fw);
+	return -EILSEQ;
+}
+
+static int request_cmvs(struct uea_softc *sc,
+		 void **cmvs, const struct firmware **fw, int *ver)
+{
+	int ret, size;
+	u32 crc;
+	u8 *data;
+	char cmv_name[UEA_FW_NAME_MAX]; /* 30 bytes stack variable */
+
+	cmvs_file_name(sc, cmv_name, 2);
+	ret = reject_firmware(fw, cmv_name, &sc->usb_dev->dev);
+	if (ret < 0) {
+		/* if caller can handle old version, try to provide it */
+		if (*ver == 1) {
+			uea_warn(INS_TO_USBDEV(sc), "requesting "
+							"firmware %s failed, "
+				"try to get older cmvs\n", cmv_name);
+			return request_cmvs_old(sc, cmvs, fw);
+		}
+		uea_err(INS_TO_USBDEV(sc),
+		       "requesting firmware %s failed with error %d\n",
+		       cmv_name, ret);
+		return ret;
+	}
+
+	size = (*fw)->size;
+	data = (u8 *) (*fw)->data;
+	if (size < 4 || strncmp(data, "cmv2", 4) != 0) {
+		if (*ver == 1) {
+			uea_warn(INS_TO_USBDEV(sc), "firmware %s is corrupted,"
+				" try to get older cmvs\n", cmv_name);
+			release_firmware(*fw);
+			return request_cmvs_old(sc, cmvs, fw);
+		}
+		goto err_fw_corrupted;
+	}
+
+	*ver = 2;
+
+	data += 4;
+	size -= 4;
+	if (size < 5)
+		goto err_fw_corrupted;
+
+	crc = get_unaligned_le32(data);
+	data += 4;
+	size -= 4;
+	if (crc32_be(0, data, size) != crc)
+		goto err_fw_corrupted;
+
+	if (size != *data * sizeof(struct uea_cmvs_v2) + 1)
+		goto err_fw_corrupted;
+
+	*cmvs = (void *) (data + 1);
+	return *data;
+
+err_fw_corrupted:
+	uea_err(INS_TO_USBDEV(sc), "firmware %s is corrupted\n", cmv_name);
+	release_firmware(*fw);
+	return -EILSEQ;
+}
+
+static int uea_send_cmvs_e1(struct uea_softc *sc)
+{
+	int i, ret, len;
+	void *cmvs_ptr;
+	const struct firmware *cmvs_fw;
+	int ver = 1; /* we can handle v1 cmv firmware version; */
+
+	/* Enter in R-IDLE (cmv) until instructed otherwise */
+	ret = uea_write_cmv_e1(sc, E1_SA_CNTL, 0, 1);
+	if (ret < 0)
+		return ret;
+
+	/* Dump firmware version */
+	ret = uea_read_cmv_e1(sc, E1_SA_INFO, 10, &sc->stats.phy.firmid);
+	if (ret < 0)
+		return ret;
+	uea_info(INS_TO_USBDEV(sc), "ATU-R firmware version : %x\n",
+			sc->stats.phy.firmid);
+
+	/* get options */
+	ret = len = request_cmvs(sc, &cmvs_ptr, &cmvs_fw, &ver);
+	if (ret < 0)
+		return ret;
+
+	/* send options */
+	if (ver == 1) {
+		struct uea_cmvs_v1 *cmvs_v1 = cmvs_ptr;
+
+		uea_warn(INS_TO_USBDEV(sc), "use deprecated cmvs version, "
+			"please update your firmware\n");
+
+		for (i = 0; i < len; i++) {
+			ret = uea_write_cmv_e1(sc,
+				get_unaligned_le32(&cmvs_v1[i].address),
+				get_unaligned_le16(&cmvs_v1[i].offset),
+				get_unaligned_le32(&cmvs_v1[i].data));
+			if (ret < 0)
+				goto out;
+		}
+	} else if (ver == 2) {
+		struct uea_cmvs_v2 *cmvs_v2 = cmvs_ptr;
+
+		for (i = 0; i < len; i++) {
+			ret = uea_write_cmv_e1(sc,
+				get_unaligned_le32(&cmvs_v2[i].address),
+				(u16) get_unaligned_le32(&cmvs_v2[i].offset),
+				get_unaligned_le32(&cmvs_v2[i].data));
+			if (ret < 0)
+				goto out;
+		}
+	} else {
+		/* This really should not happen */
+		uea_err(INS_TO_USBDEV(sc), "bad cmvs version %d\n", ver);
+		goto out;
+	}
+
+	/* Enter in R-ACT-REQ */
+	ret = uea_write_cmv_e1(sc, E1_SA_CNTL, 0, 2);
+	uea_vdbg(INS_TO_USBDEV(sc), "Entering in R-ACT-REQ state\n");
+	uea_info(INS_TO_USBDEV(sc), "modem started, waiting "
+						"synchronization...\n");
+out:
+	release_firmware(cmvs_fw);
+	return ret;
+}
+
+static int uea_send_cmvs_e4(struct uea_softc *sc)
+{
+	int i, ret, len;
+	void *cmvs_ptr;
+	const struct firmware *cmvs_fw;
+	int ver = 2; /* we can only handle v2 cmv firmware version; */
+
+	/* Enter in R-IDLE (cmv) until instructed otherwise */
+	ret = uea_write_cmv_e4(sc, 1, E4_SA_CNTL, 0, 0, 1);
+	if (ret < 0)
+		return ret;
+
+	/* Dump firmware version */
+	/* XXX don't read the 3th byte as it is always 6 */
+	ret = uea_read_cmv_e4(sc, 2, E4_SA_INFO, 55, 0, &sc->stats.phy.firmid);
+	if (ret < 0)
+		return ret;
+	uea_info(INS_TO_USBDEV(sc), "ATU-R firmware version : %x\n",
+			sc->stats.phy.firmid);
+
+
+	/* get options */
+	ret = len = request_cmvs(sc, &cmvs_ptr, &cmvs_fw, &ver);
+	if (ret < 0)
+		return ret;
+
+	/* send options */
+	if (ver == 2) {
+		struct uea_cmvs_v2 *cmvs_v2 = cmvs_ptr;
+
+		for (i = 0; i < len; i++) {
+			ret = uea_write_cmv_e4(sc, 1,
+				get_unaligned_le32(&cmvs_v2[i].group),
+				get_unaligned_le32(&cmvs_v2[i].address),
+				get_unaligned_le32(&cmvs_v2[i].offset),
+				get_unaligned_le32(&cmvs_v2[i].data));
+			if (ret < 0)
+				goto out;
+		}
+	} else {
+		/* This really should not happen */
+		uea_err(INS_TO_USBDEV(sc), "bad cmvs version %d\n", ver);
+		goto out;
+	}
+
+	/* Enter in R-ACT-REQ */
+	ret = uea_write_cmv_e4(sc, 1, E4_SA_CNTL, 0, 0, 2);
+	uea_vdbg(INS_TO_USBDEV(sc), "Entering in R-ACT-REQ state\n");
+	uea_info(INS_TO_USBDEV(sc), "modem started, waiting "
+						"synchronization...\n");
+out:
+	release_firmware(cmvs_fw);
+	return ret;
+}
+
+/* Start boot post firmware modem:
+ * - send reset commands through usb control pipe
+ * - start workqueue for DSP loading
+ * - send CMV options to modem
+ */
+
+static int uea_start_reset(struct uea_softc *sc)
+{
+	u16 zero = 0;	/* ;-) */
+	int ret;
+
+	uea_enters(INS_TO_USBDEV(sc));
+	uea_info(INS_TO_USBDEV(sc), "(re)booting started\n");
+
+	/* mask interrupt */
+	sc->booting = 1;
+	/* We need to set this here because, a ack timeout could have occurred,
+	 * but before we start the reboot, the ack occurs and set this to 1.
+	 * So we will failed to wait Ready CMV.
+	 */
+	sc->cmv_ack = 0;
+	UPDATE_ATM_SIGNAL(ATM_PHY_SIG_LOST);
+
+	/* reset statistics */
+	memset(&sc->stats, 0, sizeof(struct uea_stats));
+
+	/* tell the modem that we want to boot in IDMA mode */
+	uea_request(sc, UEA_SET_MODE, UEA_LOOPBACK_ON, 0, NULL);
+	uea_request(sc, UEA_SET_MODE, UEA_BOOT_IDMA, 0, NULL);
+
+	/* enter reset mode */
+	uea_request(sc, UEA_SET_MODE, UEA_START_RESET, 0, NULL);
+
+	/* original driver use 200ms, but windows driver use 100ms */
+	ret = uea_wait(sc, 0, msecs_to_jiffies(100));
+	if (ret < 0)
+		return ret;
+
+	/* leave reset mode */
+	uea_request(sc, UEA_SET_MODE, UEA_END_RESET, 0, NULL);
+
+	if (UEA_CHIP_VERSION(sc) != EAGLE_IV) {
+		/* clear tx and rx mailboxes */
+		uea_request(sc, UEA_SET_2183_DATA, UEA_MPTX_MAILBOX, 2, &zero);
+		uea_request(sc, UEA_SET_2183_DATA, UEA_MPRX_MAILBOX, 2, &zero);
+		uea_request(sc, UEA_SET_2183_DATA, UEA_SWAP_MAILBOX, 2, &zero);
+	}
+
+	ret = uea_wait(sc, 0, msecs_to_jiffies(1000));
+	if (ret < 0)
+		return ret;
+
+	if (UEA_CHIP_VERSION(sc) == EAGLE_IV)
+		sc->cmv_dsc.e4.function = E4_MAKEFUNCTION(E4_ADSLDIRECTIVE,
+							E4_MODEMREADY, 1);
+	else
+		sc->cmv_dsc.e1.function = E1_MAKEFUNCTION(E1_ADSLDIRECTIVE,
+							E1_MODEMREADY);
+
+	/* demask interrupt */
+	sc->booting = 0;
+
+	/* start loading DSP */
+	sc->pageno = 0;
+	sc->ovl = 0;
+	schedule_work(&sc->task);
+
+	/* wait for modem ready CMV */
+	ret = wait_cmv_ack(sc);
+	if (ret < 0)
+		return ret;
+
+	uea_vdbg(INS_TO_USBDEV(sc), "Ready CMV received\n");
+
+	ret = sc->send_cmvs(sc);
+	if (ret < 0)
+		return ret;
+
+	sc->reset = 0;
+	uea_leaves(INS_TO_USBDEV(sc));
+	return ret;
+}
+
+/*
+ * In case of an error wait 1s before rebooting the modem
+ * if the modem don't request reboot (-EAGAIN).
+ * Monitor the modem every 1s.
+ */
+
+static int uea_kthread(void *data)
+{
+	struct uea_softc *sc = data;
+	int ret = -EAGAIN;
+
+	set_freezable();
+	uea_enters(INS_TO_USBDEV(sc));
+	while (!kthread_should_stop()) {
+		if (ret < 0 || sc->reset)
+			ret = uea_start_reset(sc);
+		if (!ret)
+			ret = sc->stat(sc);
+		if (ret != -EAGAIN)
+			uea_wait(sc, 0, msecs_to_jiffies(1000));
+		try_to_freeze();
+	}
+	uea_leaves(INS_TO_USBDEV(sc));
+	return ret;
+}
+
+/* Load second usb firmware for ADI930 chip */
+static int load_XILINX_firmware(struct uea_softc *sc)
+{
+	const struct firmware *fw_entry;
+	int ret, size, u, ln;
+	const u8 *pfw;
+	u8 value;
+	char *fw_name = FPGA930_FIRMWARE;
+
+	uea_enters(INS_TO_USBDEV(sc));
+
+	ret = reject_firmware(&fw_entry, fw_name, &sc->usb_dev->dev);
+	if (ret) {
+		uea_err(INS_TO_USBDEV(sc), "firmware %s is not available\n",
+		       fw_name);
+		goto err0;
+	}
+
+	pfw = fw_entry->data;
+	size = fw_entry->size;
+	if (size != 0x577B) {
+		uea_err(INS_TO_USBDEV(sc), "firmware %s is corrupted\n",
+		       fw_name);
+		ret = -EILSEQ;
+		goto err1;
+	}
+	for (u = 0; u < size; u += ln) {
+		ln = min(size - u, 64);
+		ret = uea_request(sc, 0xe, 0, ln, pfw + u);
+		if (ret < 0) {
+			uea_err(INS_TO_USBDEV(sc),
+			       "elsa download data failed (%d)\n", ret);
+			goto err1;
+		}
+	}
+
+	/* finish to send the fpga */
+	ret = uea_request(sc, 0xe, 1, 0, NULL);
+	if (ret < 0) {
+		uea_err(INS_TO_USBDEV(sc),
+				"elsa download data failed (%d)\n", ret);
+		goto err1;
+	}
+
+	/* Tell the modem we finish : de-assert reset */
+	value = 0;
+	ret = uea_send_modem_cmd(sc->usb_dev, 0xe, 1, &value);
+	if (ret < 0)
+		uea_err(sc->usb_dev, "elsa de-assert failed with error"
+								" %d\n", ret);
+
+err1:
+	release_firmware(fw_entry);
+err0:
+	uea_leaves(INS_TO_USBDEV(sc));
+	return ret;
+}
+
+/* The modem send us an ack. First with check if it right */
+static void uea_dispatch_cmv_e1(struct uea_softc *sc, struct intr_pkt *intr)
+{
+	struct cmv_dsc_e1 *dsc = &sc->cmv_dsc.e1;
+	struct cmv_e1 *cmv = &intr->u.e1.s2.cmv;
+
+	uea_enters(INS_TO_USBDEV(sc));
+	if (le16_to_cpu(cmv->wPreamble) != E1_PREAMBLE)
+		goto bad1;
+
+	if (cmv->bDirection != E1_MODEMTOHOST)
+		goto bad1;
+
+	/* FIXME : ADI930 reply wrong preambule (func = 2, sub = 2) to
+	 * the first MEMACCESS cmv. Ignore it...
+	 */
+	if (cmv->bFunction != dsc->function) {
+		if (UEA_CHIP_VERSION(sc) == ADI930
+				&& cmv->bFunction ==  E1_MAKEFUNCTION(2, 2)) {
+			cmv->wIndex = cpu_to_le16(dsc->idx);
+			put_unaligned_le32(dsc->address,
+						&cmv->dwSymbolicAddress);
+			cmv->wOffsetAddress = cpu_to_le16(dsc->offset);
+		} else
+			goto bad2;
+	}
+
+	if (cmv->bFunction == E1_MAKEFUNCTION(E1_ADSLDIRECTIVE,
+							E1_MODEMREADY)) {
+		wake_up_cmv_ack(sc);
+		uea_leaves(INS_TO_USBDEV(sc));
+		return;
+	}
+
+	/* in case of MEMACCESS */
+	if (le16_to_cpu(cmv->wIndex) != dsc->idx ||
+	    get_unaligned_le32(&cmv->dwSymbolicAddress) != dsc->address ||
+	    le16_to_cpu(cmv->wOffsetAddress) != dsc->offset)
+		goto bad2;
+
+	sc->data = get_unaligned_le32(&cmv->dwData);
+	sc->data = sc->data << 16 | sc->data >> 16;
+
+	wake_up_cmv_ack(sc);
+	uea_leaves(INS_TO_USBDEV(sc));
+	return;
+
+bad2:
+	uea_err(INS_TO_USBDEV(sc), "unexpected cmv received, "
+			"Function : %d, Subfunction : %d\n",
+			E1_FUNCTION_TYPE(cmv->bFunction),
+			E1_FUNCTION_SUBTYPE(cmv->bFunction));
+	uea_leaves(INS_TO_USBDEV(sc));
+	return;
+
+bad1:
+	uea_err(INS_TO_USBDEV(sc), "invalid cmv received, "
+			"wPreamble %d, bDirection %d\n",
+			le16_to_cpu(cmv->wPreamble), cmv->bDirection);
+	uea_leaves(INS_TO_USBDEV(sc));
+}
+
+/* The modem send us an ack. First with check if it right */
+static void uea_dispatch_cmv_e4(struct uea_softc *sc, struct intr_pkt *intr)
+{
+	struct cmv_dsc_e4 *dsc = &sc->cmv_dsc.e4;
+	struct cmv_e4 *cmv = &intr->u.e4.s2.cmv;
+
+	uea_enters(INS_TO_USBDEV(sc));
+	uea_dbg(INS_TO_USBDEV(sc), "cmv %x %x %x %x %x %x\n",
+		be16_to_cpu(cmv->wGroup), be16_to_cpu(cmv->wFunction),
+		be16_to_cpu(cmv->wOffset), be16_to_cpu(cmv->wAddress),
+		be32_to_cpu(cmv->dwData[0]), be32_to_cpu(cmv->dwData[1]));
+
+	if (be16_to_cpu(cmv->wFunction) != dsc->function)
+		goto bad2;
+
+	if (be16_to_cpu(cmv->wFunction) == E4_MAKEFUNCTION(E4_ADSLDIRECTIVE,
+						E4_MODEMREADY, 1)) {
+		wake_up_cmv_ack(sc);
+		uea_leaves(INS_TO_USBDEV(sc));
+		return;
+	}
+
+	/* in case of MEMACCESS */
+	if (be16_to_cpu(cmv->wOffset) != dsc->offset ||
+	    be16_to_cpu(cmv->wGroup) != dsc->group ||
+	    be16_to_cpu(cmv->wAddress) != dsc->address)
+		goto bad2;
+
+	sc->data = be32_to_cpu(cmv->dwData[0]);
+	sc->data1 = be32_to_cpu(cmv->dwData[1]);
+	wake_up_cmv_ack(sc);
+	uea_leaves(INS_TO_USBDEV(sc));
+	return;
+
+bad2:
+	uea_err(INS_TO_USBDEV(sc), "unexpected cmv received, "
+			"Function : %d, Subfunction : %d\n",
+			E4_FUNCTION_TYPE(cmv->wFunction),
+			E4_FUNCTION_SUBTYPE(cmv->wFunction));
+	uea_leaves(INS_TO_USBDEV(sc));
+	return;
+}
+
+static void uea_schedule_load_page_e1(struct uea_softc *sc,
+						struct intr_pkt *intr)
+{
+	sc->pageno = intr->e1_bSwapPageNo;
+	sc->ovl = intr->e1_bOvl >> 4 | intr->e1_bOvl << 4;
+	schedule_work(&sc->task);
+}
+
+static void uea_schedule_load_page_e4(struct uea_softc *sc,
+						struct intr_pkt *intr)
+{
+	sc->pageno = intr->e4_bSwapPageNo;
+	schedule_work(&sc->task);
+}
+
+/*
+ * interrupt handler
+ */
+static void uea_intr(struct urb *urb)
+{
+	struct uea_softc *sc = urb->context;
+	struct intr_pkt *intr = urb->transfer_buffer;
+	int status = urb->status;
+
+	uea_enters(INS_TO_USBDEV(sc));
+
+	if (unlikely(status < 0)) {
+		uea_err(INS_TO_USBDEV(sc), "uea_intr() failed with %d\n",
+		       status);
+		return;
+	}
+
+	/* device-to-host interrupt */
+	if (intr->bType != 0x08 || sc->booting) {
+		uea_err(INS_TO_USBDEV(sc), "wrong interrupt\n");
+		goto resubmit;
+	}
+
+	switch (le16_to_cpu(intr->wInterrupt)) {
+	case INT_LOADSWAPPAGE:
+		sc->schedule_load_page(sc, intr);
+		break;
+
+	case INT_INCOMINGCMV:
+		sc->dispatch_cmv(sc, intr);
+		break;
+
+	default:
+		uea_err(INS_TO_USBDEV(sc), "unknown interrupt %u\n",
+		       le16_to_cpu(intr->wInterrupt));
+	}
+
+resubmit:
+	usb_submit_urb(sc->urb_int, GFP_ATOMIC);
+}
+
+/*
+ * Start the modem : init the data and start kernel thread
+ */
+static int uea_boot(struct uea_softc *sc)
+{
+	int ret, size;
+	struct intr_pkt *intr;
+
+	uea_enters(INS_TO_USBDEV(sc));
+
+	if (UEA_CHIP_VERSION(sc) == EAGLE_IV) {
+		size = E4_INTR_PKT_SIZE;
+		sc->dispatch_cmv = uea_dispatch_cmv_e4;
+		sc->schedule_load_page = uea_schedule_load_page_e4;
+		sc->stat = uea_stat_e4;
+		sc->send_cmvs = uea_send_cmvs_e4;
+		INIT_WORK(&sc->task, uea_load_page_e4);
+	} else {
+		size = E1_INTR_PKT_SIZE;
+		sc->dispatch_cmv = uea_dispatch_cmv_e1;
+		sc->schedule_load_page = uea_schedule_load_page_e1;
+		sc->stat = uea_stat_e1;
+		sc->send_cmvs = uea_send_cmvs_e1;
+		INIT_WORK(&sc->task, uea_load_page_e1);
+	}
+
+	init_waitqueue_head(&sc->sync_q);
+
+	if (UEA_CHIP_VERSION(sc) == ADI930)
+		load_XILINX_firmware(sc);
+
+	intr = kmalloc(size, GFP_KERNEL);
+	if (!intr) {
+		uea_err(INS_TO_USBDEV(sc),
+		       "cannot allocate interrupt package\n");
+		goto err0;
+	}
+
+	sc->urb_int = usb_alloc_urb(0, GFP_KERNEL);
+	if (!sc->urb_int) {
+		uea_err(INS_TO_USBDEV(sc), "cannot allocate interrupt URB\n");
+		goto err1;
+	}
+
+	usb_fill_int_urb(sc->urb_int, sc->usb_dev,
+			 usb_rcvintpipe(sc->usb_dev, UEA_INTR_PIPE),
+			 intr, size, uea_intr, sc,
+			 sc->usb_dev->actconfig->interface[0]->altsetting[0].
+			 endpoint[0].desc.bInterval);
+
+	ret = usb_submit_urb(sc->urb_int, GFP_KERNEL);
+	if (ret < 0) {
+		uea_err(INS_TO_USBDEV(sc),
+		       "urb submition failed with error %d\n", ret);
+		goto err1;
+	}
+
+	/* Create worker thread, but don't start it here.  Start it after
+	 * all usbatm generic initialization is done.
+	 */
+	sc->kthread = kthread_create(uea_kthread, sc, "ueagle-atm");
+	if (IS_ERR(sc->kthread)) {
+		uea_err(INS_TO_USBDEV(sc), "failed to create thread\n");
+		goto err2;
+	}
+
+	uea_leaves(INS_TO_USBDEV(sc));
+	return 0;
+
+err2:
+	usb_kill_urb(sc->urb_int);
+err1:
+	usb_free_urb(sc->urb_int);
+	sc->urb_int = NULL;
+	kfree(intr);
+err0:
+	uea_leaves(INS_TO_USBDEV(sc));
+	return -ENOMEM;
+}
+
+/*
+ * Stop the modem : kill kernel thread and free data
+ */
+static void uea_stop(struct uea_softc *sc)
+{
+	int ret;
+	uea_enters(INS_TO_USBDEV(sc));
+	ret = kthread_stop(sc->kthread);
+	uea_dbg(INS_TO_USBDEV(sc), "kthread finish with status %d\n", ret);
+
+	uea_request(sc, UEA_SET_MODE, UEA_LOOPBACK_ON, 0, NULL);
+
+	usb_kill_urb(sc->urb_int);
+	kfree(sc->urb_int->transfer_buffer);
+	usb_free_urb(sc->urb_int);
+
+	/* flush the work item, when no one can schedule it */
+	flush_work(&sc->task);
+
+	release_firmware(sc->dsp_firm);
+	uea_leaves(INS_TO_USBDEV(sc));
+}
+
+/* syfs interface */
+static struct uea_softc *dev_to_uea(struct device *dev)
+{
+	struct usb_interface *intf;
+	struct usbatm_data *usbatm;
+
+	intf = to_usb_interface(dev);
+	if (!intf)
+		return NULL;
+
+	usbatm = usb_get_intfdata(intf);
+	if (!usbatm)
+		return NULL;
+
+	return usbatm->driver_data;
+}
+
+static ssize_t read_status(struct device *dev, struct device_attribute *attr,
+		char *buf)
+{
+	int ret = -ENODEV;
+	struct uea_softc *sc;
+
+	mutex_lock(&uea_mutex);
+	sc = dev_to_uea(dev);
+	if (!sc)
+		goto out;
+	ret = snprintf(buf, 10, "%08x\n", sc->stats.phy.state);
+out:
+	mutex_unlock(&uea_mutex);
+	return ret;
+}
+
+static ssize_t reboot(struct device *dev, struct device_attribute *attr,
+		const char *buf, size_t count)
+{
+	int ret = -ENODEV;
+	struct uea_softc *sc;
+
+	mutex_lock(&uea_mutex);
+	sc = dev_to_uea(dev);
+	if (!sc)
+		goto out;
+	sc->reset = 1;
+	ret = count;
+out:
+	mutex_unlock(&uea_mutex);
+	return ret;
+}
+
+static DEVICE_ATTR(stat_status, S_IWUSR | S_IRUGO, read_status, reboot);
+
+static ssize_t read_human_status(struct device *dev,
+			struct device_attribute *attr, char *buf)
+{
+	int ret = -ENODEV;
+	int modem_state;
+	struct uea_softc *sc;
+
+	mutex_lock(&uea_mutex);
+	sc = dev_to_uea(dev);
+	if (!sc)
+		goto out;
+
+	if (UEA_CHIP_VERSION(sc) == EAGLE_IV) {
+		switch (sc->stats.phy.state) {
+		case 0x0:	/* not yet synchronized */
+		case 0x1:
+		case 0x3:
+		case 0x4:
+			modem_state = 0;
+			break;
+		case 0x5:	/* initialization */
+		case 0x6:
+		case 0x9:
+		case 0xa:
+			modem_state = 1;
+			break;
+		case 0x7:	/* operational */
+			modem_state = 2;
+			break;
+		case 0x2:	/* fail ... */
+			modem_state = 3;
+			break;
+		default:	/* unknown */
+			modem_state = 4;
+			break;
+		}
+	} else
+		modem_state = GET_STATUS(sc->stats.phy.state);
+
+	switch (modem_state) {
+	case 0:
+		ret = sprintf(buf, "Modem is booting\n");
+		break;
+	case 1:
+		ret = sprintf(buf, "Modem is initializing\n");
+		break;
+	case 2:
+		ret = sprintf(buf, "Modem is operational\n");
+		break;
+	case 3:
+		ret = sprintf(buf, "Modem synchronization failed\n");
+		break;
+	default:
+		ret = sprintf(buf, "Modem state is unknown\n");
+		break;
+	}
+out:
+	mutex_unlock(&uea_mutex);
+	return ret;
+}
+
+static DEVICE_ATTR(stat_human_status, S_IRUGO, read_human_status, NULL);
+
+static ssize_t read_delin(struct device *dev, struct device_attribute *attr,
+		char *buf)
+{
+	int ret = -ENODEV;
+	struct uea_softc *sc;
+	char *delin = "GOOD";
+
+	mutex_lock(&uea_mutex);
+	sc = dev_to_uea(dev);
+	if (!sc)
+		goto out;
+
+	if (UEA_CHIP_VERSION(sc) == EAGLE_IV) {
+		if (sc->stats.phy.flags & 0x4000)
+			delin = "RESET";
+		else if (sc->stats.phy.flags & 0x0001)
+			delin = "LOSS";
+	} else {
+		if (sc->stats.phy.flags & 0x0C00)
+			delin = "ERROR";
+		else if (sc->stats.phy.flags & 0x0030)
+			delin = "LOSS";
+	}
+
+	ret = sprintf(buf, "%s\n", delin);
+out:
+	mutex_unlock(&uea_mutex);
+	return ret;
+}
+
+static DEVICE_ATTR(stat_delin, S_IRUGO, read_delin, NULL);
+
+#define UEA_ATTR(name, reset)					\
+								\
+static ssize_t read_##name(struct device *dev,			\
+		struct device_attribute *attr, char *buf)	\
+{								\
+	int ret = -ENODEV;					\
+	struct uea_softc *sc;					\
+								\
+	mutex_lock(&uea_mutex);					\
+	sc = dev_to_uea(dev);					\
+	if (!sc)						\
+		goto out;					\
+	ret = snprintf(buf, 10, "%08x\n", sc->stats.phy.name);	\
+	if (reset)						\
+		sc->stats.phy.name = 0;				\
+out:								\
+	mutex_unlock(&uea_mutex);				\
+	return ret;						\
+}								\
+								\
+static DEVICE_ATTR(stat_##name, S_IRUGO, read_##name, NULL)
+
+UEA_ATTR(mflags, 1);
+UEA_ATTR(vidcpe, 0);
+UEA_ATTR(usrate, 0);
+UEA_ATTR(dsrate, 0);
+UEA_ATTR(usattenuation, 0);
+UEA_ATTR(dsattenuation, 0);
+UEA_ATTR(usmargin, 0);
+UEA_ATTR(dsmargin, 0);
+UEA_ATTR(txflow, 0);
+UEA_ATTR(rxflow, 0);
+UEA_ATTR(uscorr, 0);
+UEA_ATTR(dscorr, 0);
+UEA_ATTR(usunc, 0);
+UEA_ATTR(dsunc, 0);
+UEA_ATTR(firmid, 0);
+
+/* Retrieve the device End System Identifier (MAC) */
+
+static int uea_getesi(struct uea_softc *sc, u_char * esi)
+{
+	unsigned char mac_str[2 * ETH_ALEN + 1];
+	int i;
+	if (usb_string
+	    (sc->usb_dev, sc->usb_dev->descriptor.iSerialNumber, mac_str,
+	     sizeof(mac_str)) != 2 * ETH_ALEN)
+		return 1;
+
+	for (i = 0; i < ETH_ALEN; i++)
+		esi[i] = hex_to_bin(mac_str[2 * i]) * 16 +
+			 hex_to_bin(mac_str[2 * i + 1]);
+
+	return 0;
+}
+
+/* ATM stuff */
+static int uea_atm_open(struct usbatm_data *usbatm, struct atm_dev *atm_dev)
+{
+	struct uea_softc *sc = usbatm->driver_data;
+
+	return uea_getesi(sc, atm_dev->esi);
+}
+
+static int uea_heavy(struct usbatm_data *usbatm, struct usb_interface *intf)
+{
+	struct uea_softc *sc = usbatm->driver_data;
+
+	wait_event_interruptible(sc->sync_q, IS_OPERATIONAL(sc));
+
+	return 0;
+
+}
+
+static int claim_interface(struct usb_device *usb_dev,
+			   struct usbatm_data *usbatm, int ifnum)
+{
+	int ret;
+	struct usb_interface *intf = usb_ifnum_to_if(usb_dev, ifnum);
+
+	if (!intf) {
+		uea_err(usb_dev, "interface %d not found\n", ifnum);
+		return -ENODEV;
+	}
+
+	ret = usb_driver_claim_interface(&uea_driver, intf, usbatm);
+	if (ret != 0)
+		uea_err(usb_dev, "can't claim interface %d, error %d\n", ifnum,
+		       ret);
+	return ret;
+}
+
+static struct attribute *attrs[] = {
+	&dev_attr_stat_status.attr,
+	&dev_attr_stat_mflags.attr,
+	&dev_attr_stat_human_status.attr,
+	&dev_attr_stat_delin.attr,
+	&dev_attr_stat_vidcpe.attr,
+	&dev_attr_stat_usrate.attr,
+	&dev_attr_stat_dsrate.attr,
+	&dev_attr_stat_usattenuation.attr,
+	&dev_attr_stat_dsattenuation.attr,
+	&dev_attr_stat_usmargin.attr,
+	&dev_attr_stat_dsmargin.attr,
+	&dev_attr_stat_txflow.attr,
+	&dev_attr_stat_rxflow.attr,
+	&dev_attr_stat_uscorr.attr,
+	&dev_attr_stat_dscorr.attr,
+	&dev_attr_stat_usunc.attr,
+	&dev_attr_stat_dsunc.attr,
+	&dev_attr_stat_firmid.attr,
+	NULL,
+};
+static struct attribute_group attr_grp = {
+	.attrs = attrs,
+};
+
+static int uea_bind(struct usbatm_data *usbatm, struct usb_interface *intf,
+		   const struct usb_device_id *id)
+{
+	struct usb_device *usb = interface_to_usbdev(intf);
+	struct uea_softc *sc;
+	int ret, ifnum = intf->altsetting->desc.bInterfaceNumber;
+	unsigned int alt;
+
+	uea_enters(usb);
+
+	/* interface 0 is for firmware/monitoring */
+	if (ifnum != UEA_INTR_IFACE_NO)
+		return -ENODEV;
+
+	usbatm->flags = (sync_wait[modem_index] ? 0 : UDSL_SKIP_HEAVY_INIT);
+
+	/* interface 1 is for outbound traffic */
+	ret = claim_interface(usb, usbatm, UEA_US_IFACE_NO);
+	if (ret < 0)
+		return ret;
+
+	/* ADI930 has only 2 interfaces and inbound traffic is on interface 1 */
+	if (UEA_CHIP_VERSION(id) != ADI930) {
+		/* interface 2 is for inbound traffic */
+		ret = claim_interface(usb, usbatm, UEA_DS_IFACE_NO);
+		if (ret < 0)
+			return ret;
+	}
+
+	sc = kzalloc(sizeof(struct uea_softc), GFP_KERNEL);
+	if (!sc) {
+		uea_err(usb, "uea_init: not enough memory !\n");
+		return -ENOMEM;
+	}
+
+	sc->usb_dev = usb;
+	usbatm->driver_data = sc;
+	sc->usbatm = usbatm;
+	sc->modem_index = (modem_index < NB_MODEM) ? modem_index++ : 0;
+	sc->driver_info = id->driver_info;
+
+	/* first try to use module parameter */
+	if (annex[sc->modem_index] == 1)
+		sc->annex = ANNEXA;
+	else if (annex[sc->modem_index] == 2)
+		sc->annex = ANNEXB;
+	/* try to autodetect annex */
+	else if (sc->driver_info & AUTO_ANNEX_A)
+		sc->annex = ANNEXA;
+	else if (sc->driver_info & AUTO_ANNEX_B)
+		sc->annex = ANNEXB;
+	else
+		sc->annex = (le16_to_cpu
+		(sc->usb_dev->descriptor.bcdDevice) & 0x80) ? ANNEXB : ANNEXA;
+
+	alt = altsetting[sc->modem_index];
+	/* ADI930 don't support iso */
+	if (UEA_CHIP_VERSION(id) != ADI930 && alt > 0) {
+		if (alt <= 8 &&
+			usb_set_interface(usb, UEA_DS_IFACE_NO, alt) == 0) {
+			uea_dbg(usb, "set alternate %u for 2 interface\n", alt);
+			uea_info(usb, "using iso mode\n");
+			usbatm->flags |= UDSL_USE_ISOC | UDSL_IGNORE_EILSEQ;
+		} else {
+			uea_err(usb, "setting alternate %u failed for "
+					"2 interface, using bulk mode\n", alt);
+		}
+	}
+
+	ret = sysfs_create_group(&intf->dev.kobj, &attr_grp);
+	if (ret < 0)
+		goto error;
+
+	ret = uea_boot(sc);
+	if (ret < 0)
+		goto error_rm_grp;
+
+	return 0;
+
+error_rm_grp:
+	sysfs_remove_group(&intf->dev.kobj, &attr_grp);
+error:
+	kfree(sc);
+	return ret;
+}
+
+static void uea_unbind(struct usbatm_data *usbatm, struct usb_interface *intf)
+{
+	struct uea_softc *sc = usbatm->driver_data;
+
+	sysfs_remove_group(&intf->dev.kobj, &attr_grp);
+	uea_stop(sc);
+	kfree(sc);
+}
+
+static struct usbatm_driver uea_usbatm_driver = {
+	.driver_name = "ueagle-atm",
+	.bind = uea_bind,
+	.atm_start = uea_atm_open,
+	.unbind = uea_unbind,
+	.heavy_init = uea_heavy,
+	.bulk_in = UEA_BULK_DATA_PIPE,
+	.bulk_out = UEA_BULK_DATA_PIPE,
+	.isoc_in = UEA_ISO_DATA_PIPE,
+};
+
+static int uea_probe(struct usb_interface *intf, const struct usb_device_id *id)
+{
+	struct usb_device *usb = interface_to_usbdev(intf);
+	int ret;
+
+	uea_enters(usb);
+	uea_info(usb, "ADSL device founded vid (%#X) pid (%#X) Rev (%#X): %s\n",
+		le16_to_cpu(usb->descriptor.idVendor),
+		le16_to_cpu(usb->descriptor.idProduct),
+		le16_to_cpu(usb->descriptor.bcdDevice),
+		chip_name[UEA_CHIP_VERSION(id)]);
+
+	usb_reset_device(usb);
+
+	if (UEA_IS_PREFIRM(id))
+		return uea_load_firmware(usb, UEA_CHIP_VERSION(id));
+
+	ret = usbatm_usb_probe(intf, id, &uea_usbatm_driver);
+	if (ret == 0) {
+		struct usbatm_data *usbatm = usb_get_intfdata(intf);
+		struct uea_softc *sc = usbatm->driver_data;
+
+		/* Ensure carrier is initialized to off as early as possible */
+		UPDATE_ATM_SIGNAL(ATM_PHY_SIG_LOST);
+
+		/* Only start the worker thread when all init is done */
+		wake_up_process(sc->kthread);
+	}
+
+	return ret;
+}
+
+static void uea_disconnect(struct usb_interface *intf)
+{
+	struct usb_device *usb = interface_to_usbdev(intf);
+	int ifnum = intf->altsetting->desc.bInterfaceNumber;
+	uea_enters(usb);
+
+	/* ADI930 has 2 interfaces and eagle 3 interfaces.
+	 * Pre-firmware device has one interface
+	 */
+	if (usb->config->desc.bNumInterfaces != 1 && ifnum == 0) {
+		mutex_lock(&uea_mutex);
+		usbatm_usb_disconnect(intf);
+		mutex_unlock(&uea_mutex);
+		uea_info(usb, "ADSL device removed\n");
+	}
+
+	uea_leaves(usb);
+}
+
+/*
+ * List of supported VID/PID
+ */
+static const struct usb_device_id uea_ids[] = {
+	{USB_DEVICE(ANALOG_VID,	ADI930_PID_PREFIRM),
+		.driver_info = ADI930 | PREFIRM},
+	{USB_DEVICE(ANALOG_VID,	ADI930_PID_PSTFIRM),
+		.driver_info = ADI930 | PSTFIRM},
+	{USB_DEVICE(ANALOG_VID,	EAGLE_I_PID_PREFIRM),
+		.driver_info = EAGLE_I | PREFIRM},
+	{USB_DEVICE(ANALOG_VID,	EAGLE_I_PID_PSTFIRM),
+		.driver_info = EAGLE_I | PSTFIRM},
+	{USB_DEVICE(ANALOG_VID,	EAGLE_II_PID_PREFIRM),
+		.driver_info = EAGLE_II | PREFIRM},
+	{USB_DEVICE(ANALOG_VID,	EAGLE_II_PID_PSTFIRM),
+		.driver_info = EAGLE_II | PSTFIRM},
+	{USB_DEVICE(ANALOG_VID,	EAGLE_IIC_PID_PREFIRM),
+		.driver_info = EAGLE_II | PREFIRM},
+	{USB_DEVICE(ANALOG_VID,	EAGLE_IIC_PID_PSTFIRM),
+		.driver_info = EAGLE_II | PSTFIRM},
+	{USB_DEVICE(ANALOG_VID,	EAGLE_III_PID_PREFIRM),
+		.driver_info = EAGLE_III | PREFIRM},
+	{USB_DEVICE(ANALOG_VID,	EAGLE_III_PID_PSTFIRM),
+		.driver_info = EAGLE_III | PSTFIRM},
+	{USB_DEVICE(ANALOG_VID,	EAGLE_IV_PID_PREFIRM),
+		.driver_info = EAGLE_IV | PREFIRM},
+	{USB_DEVICE(ANALOG_VID,	EAGLE_IV_PID_PSTFIRM),
+		.driver_info = EAGLE_IV | PSTFIRM},
+	{USB_DEVICE(DEVOLO_VID,	DEVOLO_EAGLE_I_A_PID_PREFIRM),
+		.driver_info = EAGLE_I | PREFIRM},
+	{USB_DEVICE(DEVOLO_VID,	DEVOLO_EAGLE_I_A_PID_PSTFIRM),
+		.driver_info = EAGLE_I | PSTFIRM | AUTO_ANNEX_A},
+	{USB_DEVICE(DEVOLO_VID,	DEVOLO_EAGLE_I_B_PID_PREFIRM),
+		.driver_info = EAGLE_I | PREFIRM},
+	{USB_DEVICE(DEVOLO_VID,	DEVOLO_EAGLE_I_B_PID_PSTFIRM),
+		.driver_info = EAGLE_I | PSTFIRM | AUTO_ANNEX_B},
+	{USB_DEVICE(DEVOLO_VID,	DEVOLO_EAGLE_II_A_PID_PREFIRM),
+		.driver_info = EAGLE_II | PREFIRM},
+	{USB_DEVICE(DEVOLO_VID,	DEVOLO_EAGLE_II_A_PID_PSTFIRM),
+		.driver_info = EAGLE_II | PSTFIRM | AUTO_ANNEX_A},
+	{USB_DEVICE(DEVOLO_VID,	DEVOLO_EAGLE_II_B_PID_PREFIRM),
+		.driver_info = EAGLE_II | PREFIRM},
+	{USB_DEVICE(DEVOLO_VID,	DEVOLO_EAGLE_II_B_PID_PSTFIRM),
+		.driver_info = EAGLE_II | PSTFIRM | AUTO_ANNEX_B},
+	{USB_DEVICE(ELSA_VID,	ELSA_PID_PREFIRM),
+		.driver_info = ADI930 | PREFIRM},
+	{USB_DEVICE(ELSA_VID,	ELSA_PID_PSTFIRM),
+		.driver_info = ADI930 | PSTFIRM},
+	{USB_DEVICE(ELSA_VID,	ELSA_PID_A_PREFIRM),
+		.driver_info = ADI930 | PREFIRM},
+	{USB_DEVICE(ELSA_VID,	ELSA_PID_A_PSTFIRM),
+		.driver_info = ADI930 | PSTFIRM | AUTO_ANNEX_A},
+	{USB_DEVICE(ELSA_VID,	ELSA_PID_B_PREFIRM),
+		.driver_info = ADI930 | PREFIRM},
+	{USB_DEVICE(ELSA_VID,	ELSA_PID_B_PSTFIRM),
+		.driver_info = ADI930 | PSTFIRM | AUTO_ANNEX_B},
+	{USB_DEVICE(USR_VID,	MILLER_A_PID_PREFIRM),
+		.driver_info = EAGLE_I | PREFIRM},
+	{USB_DEVICE(USR_VID,	MILLER_A_PID_PSTFIRM),
+		.driver_info = EAGLE_I | PSTFIRM  | AUTO_ANNEX_A},
+	{USB_DEVICE(USR_VID,	MILLER_B_PID_PREFIRM),
+		.driver_info = EAGLE_I | PREFIRM},
+	{USB_DEVICE(USR_VID,	MILLER_B_PID_PSTFIRM),
+		.driver_info = EAGLE_I | PSTFIRM  | AUTO_ANNEX_B},
+	{USB_DEVICE(USR_VID,	HEINEKEN_A_PID_PREFIRM),
+		.driver_info = EAGLE_I | PREFIRM},
+	{USB_DEVICE(USR_VID,	HEINEKEN_A_PID_PSTFIRM),
+		.driver_info = EAGLE_I | PSTFIRM | AUTO_ANNEX_A},
+	{USB_DEVICE(USR_VID,	HEINEKEN_B_PID_PREFIRM),
+		.driver_info = EAGLE_I | PREFIRM},
+	{USB_DEVICE(USR_VID,	HEINEKEN_B_PID_PSTFIRM),
+		.driver_info = EAGLE_I | PSTFIRM | AUTO_ANNEX_B},
+	{}
+};
+
+/*
+ * USB driver descriptor
+ */
+static struct usb_driver uea_driver = {
+	.name = "ueagle-atm",
+	.id_table = uea_ids,
+	.probe = uea_probe,
+	.disconnect = uea_disconnect,
+};
+
+MODULE_DEVICE_TABLE(usb, uea_ids);
+
+module_usb_driver(uea_driver);
+
+MODULE_AUTHOR("Damien Bergamini/Matthieu Castet/Stanislaw W. Gruszka");
+MODULE_DESCRIPTION("ADI 930/Eagle USB ADSL Modem driver");
+MODULE_LICENSE("Dual BSD/GPL");
+/*(DEBLOBBED)*/