2782 lines
67 KiB
C
2782 lines
67 KiB
C
/*-
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* Copyright (c) 2003, 2004
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* Damien Bergamini <damien.bergamini@free.fr>. All rights reserved.
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*
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* Copyright (c) 2005-2007 Matthieu Castet <castet.matthieu@free.fr>
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* Copyright (c) 2005-2007 Stanislaw Gruszka <stf_xl@wp.pl>
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*
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* This software is available to you under a choice of one of two
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* licenses. You may choose to be licensed under the terms of the GNU
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* General Public License (GPL) Version 2, available from the file
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* COPYING in the main directory of this source tree, or the
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* BSD license below:
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice unmodified, this list of conditions, and the following
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* disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* GPL license :
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*
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*
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* HISTORY : some part of the code was base on ueagle 1.3 BSD driver,
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* Damien Bergamini agree to put his code under a DUAL GPL/BSD license.
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*
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* The rest of the code was was rewritten from scratch.
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*/
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#include <linux/module.h>
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#include <linux/moduleparam.h>
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#include <linux/init.h>
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#include <linux/crc32.h>
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#include <linux/usb.h>
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#include <linux/firmware.h>
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#include <linux/ctype.h>
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#include <linux/sched.h>
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#include <linux/kthread.h>
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#include <linux/mutex.h>
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#include <linux/freezer.h>
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#include <linux/slab.h>
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#include <linux/kernel.h>
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#include <asm/unaligned.h>
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#include "usbatm.h"
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#define EAGLEUSBVERSION "ueagle 1.4"
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/*
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* Debug macros
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*/
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#define uea_dbg(usb_dev, format, args...) \
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do { \
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if (debug >= 1) \
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dev_dbg(&(usb_dev)->dev, \
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"[ueagle-atm dbg] %s: " format, \
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__func__, ##args); \
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} while (0)
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#define uea_vdbg(usb_dev, format, args...) \
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do { \
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if (debug >= 2) \
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dev_dbg(&(usb_dev)->dev, \
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"[ueagle-atm vdbg] " format, ##args); \
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} while (0)
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#define uea_enters(usb_dev) \
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uea_vdbg(usb_dev, "entering %s\n" , __func__)
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#define uea_leaves(usb_dev) \
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uea_vdbg(usb_dev, "leaving %s\n" , __func__)
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#define uea_err(usb_dev, format, args...) \
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dev_err(&(usb_dev)->dev , "[UEAGLE-ATM] " format , ##args)
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#define uea_warn(usb_dev, format, args...) \
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dev_warn(&(usb_dev)->dev , "[Ueagle-atm] " format, ##args)
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#define uea_info(usb_dev, format, args...) \
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dev_info(&(usb_dev)->dev , "[ueagle-atm] " format, ##args)
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struct intr_pkt;
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/* cmv's from firmware */
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struct uea_cmvs_v1 {
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u32 address;
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u16 offset;
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u32 data;
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} __attribute__ ((packed));
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struct uea_cmvs_v2 {
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u32 group;
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u32 address;
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u32 offset;
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u32 data;
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} __attribute__ ((packed));
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/* information about currently processed cmv */
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struct cmv_dsc_e1 {
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u8 function;
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u16 idx;
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u32 address;
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u16 offset;
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};
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struct cmv_dsc_e4 {
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u16 function;
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u16 offset;
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u16 address;
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u16 group;
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};
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union cmv_dsc {
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struct cmv_dsc_e1 e1;
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struct cmv_dsc_e4 e4;
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};
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struct uea_softc {
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struct usb_device *usb_dev;
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struct usbatm_data *usbatm;
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int modem_index;
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unsigned int driver_info;
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int annex;
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#define ANNEXA 0
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#define ANNEXB 1
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int booting;
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int reset;
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wait_queue_head_t sync_q;
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struct task_struct *kthread;
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u32 data;
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u32 data1;
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int cmv_ack;
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union cmv_dsc cmv_dsc;
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struct work_struct task;
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struct workqueue_struct *work_q;
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u16 pageno;
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u16 ovl;
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const struct firmware *dsp_firm;
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struct urb *urb_int;
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void (*dispatch_cmv) (struct uea_softc *, struct intr_pkt *);
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void (*schedule_load_page) (struct uea_softc *, struct intr_pkt *);
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int (*stat) (struct uea_softc *);
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int (*send_cmvs) (struct uea_softc *);
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/* keep in sync with eaglectl */
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struct uea_stats {
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struct {
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u32 state;
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u32 flags;
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u32 mflags;
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u32 vidcpe;
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u32 vidco;
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u32 dsrate;
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u32 usrate;
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u32 dsunc;
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u32 usunc;
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u32 dscorr;
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u32 uscorr;
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u32 txflow;
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u32 rxflow;
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u32 usattenuation;
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u32 dsattenuation;
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u32 dsmargin;
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u32 usmargin;
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u32 firmid;
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} phy;
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} stats;
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};
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/*
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* Elsa IDs
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*/
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#define ELSA_VID 0x05CC
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#define ELSA_PID_PSTFIRM 0x3350
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#define ELSA_PID_PREFIRM 0x3351
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#define ELSA_PID_A_PREFIRM 0x3352
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#define ELSA_PID_A_PSTFIRM 0x3353
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#define ELSA_PID_B_PREFIRM 0x3362
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#define ELSA_PID_B_PSTFIRM 0x3363
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/*
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* Devolo IDs : pots if (pid & 0x10)
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*/
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#define DEVOLO_VID 0x1039
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#define DEVOLO_EAGLE_I_A_PID_PSTFIRM 0x2110
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#define DEVOLO_EAGLE_I_A_PID_PREFIRM 0x2111
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#define DEVOLO_EAGLE_I_B_PID_PSTFIRM 0x2100
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#define DEVOLO_EAGLE_I_B_PID_PREFIRM 0x2101
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#define DEVOLO_EAGLE_II_A_PID_PSTFIRM 0x2130
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#define DEVOLO_EAGLE_II_A_PID_PREFIRM 0x2131
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#define DEVOLO_EAGLE_II_B_PID_PSTFIRM 0x2120
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#define DEVOLO_EAGLE_II_B_PID_PREFIRM 0x2121
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/*
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* Reference design USB IDs
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*/
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#define ANALOG_VID 0x1110
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#define ADI930_PID_PREFIRM 0x9001
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#define ADI930_PID_PSTFIRM 0x9000
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#define EAGLE_I_PID_PREFIRM 0x9010 /* Eagle I */
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#define EAGLE_I_PID_PSTFIRM 0x900F /* Eagle I */
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#define EAGLE_IIC_PID_PREFIRM 0x9024 /* Eagle IIC */
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#define EAGLE_IIC_PID_PSTFIRM 0x9023 /* Eagle IIC */
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#define EAGLE_II_PID_PREFIRM 0x9022 /* Eagle II */
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#define EAGLE_II_PID_PSTFIRM 0x9021 /* Eagle II */
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#define EAGLE_III_PID_PREFIRM 0x9032 /* Eagle III */
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#define EAGLE_III_PID_PSTFIRM 0x9031 /* Eagle III */
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#define EAGLE_IV_PID_PREFIRM 0x9042 /* Eagle IV */
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#define EAGLE_IV_PID_PSTFIRM 0x9041 /* Eagle IV */
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/*
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* USR USB IDs
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*/
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#define USR_VID 0x0BAF
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#define MILLER_A_PID_PREFIRM 0x00F2
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#define MILLER_A_PID_PSTFIRM 0x00F1
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#define MILLER_B_PID_PREFIRM 0x00FA
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#define MILLER_B_PID_PSTFIRM 0x00F9
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#define HEINEKEN_A_PID_PREFIRM 0x00F6
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#define HEINEKEN_A_PID_PSTFIRM 0x00F5
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#define HEINEKEN_B_PID_PREFIRM 0x00F8
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#define HEINEKEN_B_PID_PSTFIRM 0x00F7
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#define PREFIRM 0
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#define PSTFIRM (1<<7)
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#define AUTO_ANNEX_A (1<<8)
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#define AUTO_ANNEX_B (1<<9)
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enum {
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ADI930 = 0,
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EAGLE_I,
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EAGLE_II,
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EAGLE_III,
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EAGLE_IV
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};
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/* macros for both struct usb_device_id and struct uea_softc */
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#define UEA_IS_PREFIRM(x) \
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(!((x)->driver_info & PSTFIRM))
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#define UEA_CHIP_VERSION(x) \
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((x)->driver_info & 0xf)
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#define IS_ISDN(x) \
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((x)->annex & ANNEXB)
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#define INS_TO_USBDEV(ins) (ins->usb_dev)
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#define GET_STATUS(data) \
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((data >> 8) & 0xf)
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#define IS_OPERATIONAL(sc) \
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((UEA_CHIP_VERSION(sc) != EAGLE_IV) ? \
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(GET_STATUS(sc->stats.phy.state) == 2) : \
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(sc->stats.phy.state == 7))
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/*
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* Set of macros to handle unaligned data in the firmware blob.
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* The FW_GET_BYTE() macro is provided only for consistency.
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*/
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#define FW_GET_BYTE(p) (*((__u8 *) (p)))
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#define FW_DIR "ueagle-atm/"
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#define UEA_FW_NAME_MAX 30
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#define NB_MODEM 4
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#define BULK_TIMEOUT 300
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#define CTRL_TIMEOUT 1000
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#define ACK_TIMEOUT msecs_to_jiffies(3000)
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#define UEA_INTR_IFACE_NO 0
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#define UEA_US_IFACE_NO 1
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#define UEA_DS_IFACE_NO 2
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#define FASTEST_ISO_INTF 8
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#define UEA_BULK_DATA_PIPE 0x02
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#define UEA_IDMA_PIPE 0x04
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#define UEA_INTR_PIPE 0x04
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#define UEA_ISO_DATA_PIPE 0x08
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#define UEA_E1_SET_BLOCK 0x0001
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#define UEA_E4_SET_BLOCK 0x002c
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#define UEA_SET_MODE 0x0003
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#define UEA_SET_2183_DATA 0x0004
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#define UEA_SET_TIMEOUT 0x0011
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#define UEA_LOOPBACK_OFF 0x0002
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#define UEA_LOOPBACK_ON 0x0003
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#define UEA_BOOT_IDMA 0x0006
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#define UEA_START_RESET 0x0007
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#define UEA_END_RESET 0x0008
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#define UEA_SWAP_MAILBOX (0x3fcd | 0x4000)
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#define UEA_MPTX_START (0x3fce | 0x4000)
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#define UEA_MPTX_MAILBOX (0x3fd6 | 0x4000)
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#define UEA_MPRX_MAILBOX (0x3fdf | 0x4000)
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/* block information in eagle4 dsp firmware */
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struct block_index {
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__le32 PageOffset;
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__le32 NotLastBlock;
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__le32 dummy;
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__le32 PageSize;
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__le32 PageAddress;
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__le16 dummy1;
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__le16 PageNumber;
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} __attribute__ ((packed));
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#define E4_IS_BOOT_PAGE(PageSize) ((le32_to_cpu(PageSize)) & 0x80000000)
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#define E4_PAGE_BYTES(PageSize) ((le32_to_cpu(PageSize) & 0x7fffffff) * 4)
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#define E4_L1_STRING_HEADER 0x10
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#define E4_MAX_PAGE_NUMBER 0x58
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#define E4_NO_SWAPPAGE_HEADERS 0x31
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/* l1_code is eagle4 dsp firmware format */
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struct l1_code {
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u8 string_header[E4_L1_STRING_HEADER];
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u8 page_number_to_block_index[E4_MAX_PAGE_NUMBER];
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struct block_index page_header[E4_NO_SWAPPAGE_HEADERS];
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u8 code[0];
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} __attribute__ ((packed));
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/* structures describing a block within a DSP page */
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struct block_info_e1 {
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__le16 wHdr;
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__le16 wAddress;
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__le16 wSize;
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__le16 wOvlOffset;
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__le16 wOvl; /* overlay */
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__le16 wLast;
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} __attribute__ ((packed));
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#define E1_BLOCK_INFO_SIZE 12
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struct block_info_e4 {
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__be16 wHdr;
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__u8 bBootPage;
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__u8 bPageNumber;
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__be32 dwSize;
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__be32 dwAddress;
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__be16 wReserved;
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} __attribute__ ((packed));
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#define E4_BLOCK_INFO_SIZE 14
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#define UEA_BIHDR 0xabcd
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#define UEA_RESERVED 0xffff
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/* constants describing cmv type */
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#define E1_PREAMBLE 0x535c
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#define E1_MODEMTOHOST 0x01
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#define E1_HOSTTOMODEM 0x10
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#define E1_MEMACCESS 0x1
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#define E1_ADSLDIRECTIVE 0x7
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#define E1_FUNCTION_TYPE(f) ((f) >> 4)
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#define E1_FUNCTION_SUBTYPE(f) ((f) & 0x0f)
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#define E4_MEMACCESS 0
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#define E4_ADSLDIRECTIVE 0xf
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#define E4_FUNCTION_TYPE(f) ((f) >> 8)
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#define E4_FUNCTION_SIZE(f) ((f) & 0x0f)
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#define E4_FUNCTION_SUBTYPE(f) (((f) >> 4) & 0x0f)
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/* for MEMACCESS */
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#define E1_REQUESTREAD 0x0
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#define E1_REQUESTWRITE 0x1
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#define E1_REPLYREAD 0x2
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#define E1_REPLYWRITE 0x3
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#define E4_REQUESTREAD 0x0
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#define E4_REQUESTWRITE 0x4
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#define E4_REPLYREAD (E4_REQUESTREAD | 1)
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#define E4_REPLYWRITE (E4_REQUESTWRITE | 1)
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/* for ADSLDIRECTIVE */
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#define E1_KERNELREADY 0x0
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#define E1_MODEMREADY 0x1
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#define E4_KERNELREADY 0x0
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#define E4_MODEMREADY 0x1
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#define E1_MAKEFUNCTION(t, s) (((t) & 0xf) << 4 | ((s) & 0xf))
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#define E4_MAKEFUNCTION(t, st, s) (((t) & 0xf) << 8 | \
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((st) & 0xf) << 4 | ((s) & 0xf))
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#define E1_MAKESA(a, b, c, d) \
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(((c) & 0xff) << 24 | \
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((d) & 0xff) << 16 | \
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((a) & 0xff) << 8 | \
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((b) & 0xff))
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#define E1_GETSA1(a) ((a >> 8) & 0xff)
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#define E1_GETSA2(a) (a & 0xff)
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#define E1_GETSA3(a) ((a >> 24) & 0xff)
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#define E1_GETSA4(a) ((a >> 16) & 0xff)
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#define E1_SA_CNTL E1_MAKESA('C', 'N', 'T', 'L')
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#define E1_SA_DIAG E1_MAKESA('D', 'I', 'A', 'G')
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#define E1_SA_INFO E1_MAKESA('I', 'N', 'F', 'O')
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#define E1_SA_OPTN E1_MAKESA('O', 'P', 'T', 'N')
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#define E1_SA_RATE E1_MAKESA('R', 'A', 'T', 'E')
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#define E1_SA_STAT E1_MAKESA('S', 'T', 'A', 'T')
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#define E4_SA_CNTL 1
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#define E4_SA_STAT 2
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#define E4_SA_INFO 3
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#define E4_SA_TEST 4
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#define E4_SA_OPTN 5
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#define E4_SA_RATE 6
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#define E4_SA_DIAG 7
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#define E4_SA_CNFG 8
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/* structures representing a CMV (Configuration and Management Variable) */
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struct cmv_e1 {
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__le16 wPreamble;
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__u8 bDirection;
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__u8 bFunction;
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__le16 wIndex;
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__le32 dwSymbolicAddress;
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__le16 wOffsetAddress;
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__le32 dwData;
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} __attribute__ ((packed));
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struct cmv_e4 {
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__be16 wGroup;
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__be16 wFunction;
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__be16 wOffset;
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__be16 wAddress;
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__be32 dwData[6];
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} __attribute__ ((packed));
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/* structures representing swap information */
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struct swap_info_e1 {
|
|
__u8 bSwapPageNo;
|
|
__u8 bOvl; /* overlay */
|
|
} __attribute__ ((packed));
|
|
|
|
struct swap_info_e4 {
|
|
__u8 bSwapPageNo;
|
|
} __attribute__ ((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;
|
|
} __attribute__ ((packed)) s1;
|
|
struct {
|
|
struct cmv_e1 cmv;
|
|
__le16 wDataSize;
|
|
} __attribute__ ((packed)) s2;
|
|
} __attribute__ ((packed));
|
|
|
|
union intr_data_e4 {
|
|
struct {
|
|
struct swap_info_e4 swapinfo;
|
|
__le16 wDataSize;
|
|
} __attribute__ ((packed)) s1;
|
|
struct {
|
|
struct cmv_e4 cmv;
|
|
__le16 wDataSize;
|
|
} __attribute__ ((packed)) s2;
|
|
} __attribute__ ((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;
|
|
} __attribute__ ((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 *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 int 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 = FW_DIR "eagle.fw";
|
|
|
|
uea_enters(usb);
|
|
uea_info(usb, "pre-firmware device, uploading firmware\n");
|
|
|
|
switch (ver) {
|
|
case ADI930:
|
|
fw_name = FW_DIR "adi930.fw";
|
|
break;
|
|
case EAGLE_I:
|
|
fw_name = FW_DIR "eagleI.fw";
|
|
break;
|
|
case EAGLE_II:
|
|
fw_name = FW_DIR "eagleII.fw";
|
|
break;
|
|
case EAGLE_III:
|
|
fw_name = FW_DIR "eagleIII.fw";
|
|
break;
|
|
case EAGLE_IV:
|
|
fw_name = FW_DIR "eagleIV.fw";
|
|
break;
|
|
}
|
|
|
|
ret = request_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 = FW_DIR "DSP4i.bin";
|
|
else
|
|
dsp_name = FW_DIR "DSP4p.bin";
|
|
} else if (UEA_CHIP_VERSION(sc) == ADI930) {
|
|
if (IS_ISDN(sc))
|
|
dsp_name = FW_DIR "DSP9i.bin";
|
|
else
|
|
dsp_name = FW_DIR "DSP9p.bin";
|
|
} else {
|
|
if (IS_ISDN(sc))
|
|
dsp_name = FW_DIR "DSPei.bin";
|
|
else
|
|
dsp_name = FW_DIR "DSPep.bin";
|
|
}
|
|
|
|
ret = request_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 && sc->dsp_firm) {
|
|
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 && sc->dsp_firm) {
|
|
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 misterious.
|
|
* 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
|
|
*/
|
|
if (sc->dsp_firm) {
|
|
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
|
|
*/
|
|
if (sc->dsp_firm) {
|
|
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[] = "CMVxy.bin";
|
|
char *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);
|
|
}
|
|
|
|
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 = request_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 = request_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 realy 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 realy 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 occured,
|
|
* 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;
|
|
queue_work(sc->work_q, &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 = FW_DIR "930-fpga.bin";
|
|
|
|
uea_enters(INS_TO_USBDEV(sc));
|
|
|
|
ret = request_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;
|
|
queue_work(sc->work_q, &sc->task);
|
|
}
|
|
|
|
static void uea_schedule_load_page_e4(struct uea_softc *sc,
|
|
struct intr_pkt *intr)
|
|
{
|
|
sc->pageno = intr->e4_bSwapPageNo;
|
|
queue_work(sc->work_q, &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);
|
|
|
|
sc->work_q = create_workqueue("ueagle-dsp");
|
|
if (!sc->work_q) {
|
|
uea_err(INS_TO_USBDEV(sc), "cannot allocate workqueue\n");
|
|
uea_leaves(INS_TO_USBDEV(sc));
|
|
return -ENOMEM;
|
|
}
|
|
|
|
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;
|
|
}
|
|
|
|
sc->kthread = kthread_run(uea_kthread, sc, "ueagle-atm");
|
|
if (sc->kthread == ERR_PTR(-ENOMEM)) {
|
|
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:
|
|
destroy_workqueue(sc->work_q);
|
|
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);
|
|
|
|
/* stop any pending boot process, when no one can schedule work */
|
|
destroy_workqueue(sc->work_q);
|
|
|
|
if (sc->dsp_firm)
|
|
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_IWUGO | 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_IWUGO | 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_IWUGO | 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);
|
|
|
|
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));
|
|
|
|
return usbatm_usb_probe(intf, id, &uea_usbatm_driver);
|
|
}
|
|
|
|
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);
|
|
|
|
/**
|
|
* uea_init - Initialize the module.
|
|
* Register to USB subsystem
|
|
*/
|
|
static int __init uea_init(void)
|
|
{
|
|
printk(KERN_INFO "[ueagle-atm] driver " EAGLEUSBVERSION " loaded\n");
|
|
|
|
usb_register(&uea_driver);
|
|
|
|
return 0;
|
|
}
|
|
|
|
module_init(uea_init);
|
|
|
|
/**
|
|
* uea_exit - Destroy module
|
|
* Deregister with USB subsystem
|
|
*/
|
|
static void __exit uea_exit(void)
|
|
{
|
|
/*
|
|
* This calls automatically the uea_disconnect method if necessary:
|
|
*/
|
|
usb_deregister(&uea_driver);
|
|
|
|
printk(KERN_INFO "[ueagle-atm] driver unloaded\n");
|
|
}
|
|
|
|
module_exit(uea_exit);
|
|
|
|
MODULE_AUTHOR("Damien Bergamini/Matthieu Castet/Stanislaw W. Gruszka");
|
|
MODULE_DESCRIPTION("ADI 930/Eagle USB ADSL Modem driver");
|
|
MODULE_LICENSE("Dual BSD/GPL");
|