2 * Copyright (c) 2003, 2004
3 * Damien Bergamini <damien.bergamini@free.fr>. All rights reserved.
5 * Copyright (c) 2005 Matthieu Castet <castet.matthieu@free.fr>
7 * This software is available to you under a choice of one of two
8 * licenses. You may choose to be licensed under the terms of the GNU
9 * General Public License (GPL) Version 2, available from the file
10 * COPYING in the main directory of this source tree, or the
13 * Redistribution and use in source and binary forms, with or without
14 * modification, are permitted provided that the following conditions
16 * 1. Redistributions of source code must retain the above copyright
17 * notice unmodified, this list of conditions, and the following
19 * 2. Redistributions in binary form must reproduce the above copyright
20 * notice, this list of conditions and the following disclaimer in the
21 * documentation and/or other materials provided with the distribution.
23 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
24 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
25 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
26 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
27 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
28 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
29 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
30 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
31 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
32 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
36 * This program is free software; you can redistribute it and/or
37 * modify it under the terms of the GNU General Public License
38 * as published by the Free Software Foundation; either version 2
39 * of the License, or (at your option) any later version.
41 * This program is distributed in the hope that it will be useful,
42 * but WITHOUT ANY WARRANTY; without even the implied warranty of
43 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
44 * GNU General Public License for more details.
46 * You should have received a copy of the GNU General Public License
47 * along with this program; if not, write to the Free Software
48 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
51 * HISTORY : some part of the code was base on ueagle 1.3 BSD driver,
52 * Damien Bergamini agree to put his code under a DUAL GPL/BSD license.
54 * The rest of the code was was rewritten from scratch.
57 #include <linux/module.h>
58 #include <linux/moduleparam.h>
59 #include <linux/init.h>
60 #include <linux/crc32.h>
61 #include <linux/usb.h>
62 #include <linux/firmware.h>
63 #include <linux/ctype.h>
64 #include <linux/kthread.h>
65 #include <linux/version.h>
66 #include <linux/mutex.h>
67 #include <asm/unaligned.h>
71 #define EAGLEUSBVERSION "ueagle 1.4"
77 #define uea_dbg(usb_dev, format, args...) \
80 dev_dbg(&(usb_dev)->dev, \
81 "[ueagle-atm dbg] %s: " format, \
82 __FUNCTION__, ##args); \
85 #define uea_vdbg(usb_dev, format, args...) \
88 dev_dbg(&(usb_dev)->dev, \
89 "[ueagle-atm vdbg] " format, ##args); \
92 #define uea_enters(usb_dev) \
93 uea_vdbg(usb_dev, "entering %s\n", __FUNCTION__)
95 #define uea_leaves(usb_dev) \
96 uea_vdbg(usb_dev, "leaving %s\n", __FUNCTION__)
98 #define uea_err(usb_dev, format,args...) \
99 dev_err(&(usb_dev)->dev ,"[UEAGLE-ATM] " format , ##args)
101 #define uea_warn(usb_dev, format,args...) \
102 dev_warn(&(usb_dev)->dev ,"[Ueagle-atm] " format, ##args)
104 #define uea_info(usb_dev, format,args...) \
105 dev_info(&(usb_dev)->dev ,"[ueagle-atm] " format, ##args)
111 } __attribute__ ((packed
));
114 struct usb_device
*usb_dev
;
115 struct usbatm_data
*usbatm
;
118 unsigned int driver_info
;
123 wait_queue_head_t sync_q
;
125 struct task_struct
*kthread
;
127 wait_queue_head_t cmv_ack_wait
;
130 struct work_struct task
;
134 const struct firmware
*dsp_firm
;
142 /* keep in sync with eaglectl */
170 #define ELSA_VID 0x05CC
171 #define ELSA_PID_PSTFIRM 0x3350
172 #define ELSA_PID_PREFIRM 0x3351
177 #define EAGLE_VID 0x1110
178 #define EAGLE_I_PID_PREFIRM 0x9010 /* Eagle I */
179 #define EAGLE_I_PID_PSTFIRM 0x900F /* Eagle I */
181 #define EAGLE_IIC_PID_PREFIRM 0x9024 /* Eagle IIC */
182 #define EAGLE_IIC_PID_PSTFIRM 0x9023 /* Eagle IIC */
184 #define EAGLE_II_PID_PREFIRM 0x9022 /* Eagle II */
185 #define EAGLE_II_PID_PSTFIRM 0x9021 /* Eagle II */
190 #define EAGLE_III_PID_PREFIRM 0x9032 /* Eagle III */
191 #define EAGLE_III_PID_PSTFIRM 0x9031 /* Eagle III */
196 #define USR_VID 0x0BAF
197 #define MILLER_A_PID_PREFIRM 0x00F2
198 #define MILLER_A_PID_PSTFIRM 0x00F1
199 #define MILLER_B_PID_PREFIRM 0x00FA
200 #define MILLER_B_PID_PSTFIRM 0x00F9
201 #define HEINEKEN_A_PID_PREFIRM 0x00F6
202 #define HEINEKEN_A_PID_PSTFIRM 0x00F5
203 #define HEINEKEN_B_PID_PREFIRM 0x00F8
204 #define HEINEKEN_B_PID_PSTFIRM 0x00F7
207 #define PSTFIRM (1<<7)
215 /* macros for both struct usb_device_id and struct uea_softc */
216 #define UEA_IS_PREFIRM(x) \
217 (!((x)->driver_info & PSTFIRM))
218 #define UEA_CHIP_VERSION(x) \
219 ((x)->driver_info & 0xf)
221 #define IS_ISDN(usb_dev) \
222 (le16_to_cpu((usb_dev)->descriptor.bcdDevice) & 0x80)
224 #define INS_TO_USBDEV(ins) ins->usb_dev
226 #define GET_STATUS(data) \
228 #define IS_OPERATIONAL(sc) \
229 (GET_STATUS(sc->stats.phy.state) == 2)
232 * Set of macros to handle unaligned data in the firmware blob.
233 * The FW_GET_BYTE() macro is provided only for consistency.
236 #define FW_GET_BYTE(p) *((__u8 *) (p))
237 #define FW_GET_WORD(p) le16_to_cpu(get_unaligned((__le16 *) (p)))
238 #define FW_GET_LONG(p) le32_to_cpu(get_unaligned((__le32 *) (p)))
240 #define FW_DIR "ueagle-atm/"
243 #define BULK_TIMEOUT 300
244 #define CTRL_TIMEOUT 1000
246 #define ACK_TIMEOUT msecs_to_jiffies(3000)
248 #define UEA_INTR_IFACE_NO 0
249 #define UEA_US_IFACE_NO 1
250 #define UEA_DS_IFACE_NO 2
252 #define FASTEST_ISO_INTF 8
254 #define UEA_BULK_DATA_PIPE 0x02
255 #define UEA_IDMA_PIPE 0x04
256 #define UEA_INTR_PIPE 0x04
257 #define UEA_ISO_DATA_PIPE 0x08
259 #define UEA_SET_BLOCK 0x0001
260 #define UEA_SET_MODE 0x0003
261 #define UEA_SET_2183_DATA 0x0004
262 #define UEA_SET_TIMEOUT 0x0011
264 #define UEA_LOOPBACK_OFF 0x0002
265 #define UEA_LOOPBACK_ON 0x0003
266 #define UEA_BOOT_IDMA 0x0006
267 #define UEA_START_RESET 0x0007
268 #define UEA_END_RESET 0x0008
270 #define UEA_SWAP_MAILBOX (0x3fcd | 0x4000)
271 #define UEA_MPTX_START (0x3fce | 0x4000)
272 #define UEA_MPTX_MAILBOX (0x3fd6 | 0x4000)
273 #define UEA_MPRX_MAILBOX (0x3fdf | 0x4000)
275 /* structure describing a block within a DSP page */
278 #define UEA_BIHDR 0xabcd
282 __le16 wOvl
; /* overlay */
284 } __attribute__ ((packed
));
285 #define BLOCK_INFO_SIZE 12
287 /* structure representing a CMV (Configuration and Management Variable) */
290 #define PREAMBLE 0x535c
292 #define MODEMTOHOST 0x01
293 #define HOSTTOMODEM 0x10
295 #define FUNCTION_TYPE(f) ((f) >> 4)
296 #define MEMACCESS 0x1
297 #define ADSLDIRECTIVE 0x7
299 #define FUNCTION_SUBTYPE(f) ((f) & 0x0f)
301 #define REQUESTREAD 0x0
302 #define REQUESTWRITE 0x1
303 #define REPLYREAD 0x2
304 #define REPLYWRITE 0x3
305 /* for ADSLDIRECTIVE */
306 #define KERNELREADY 0x0
307 #define MODEMREADY 0x1
309 #define MAKEFUNCTION(t, s) (((t) & 0xf) << 4 | ((s) & 0xf))
311 __le32 dwSymbolicAddress
;
312 #define MAKESA(a, b, c, d) \
313 (((c) & 0xff) << 24 | \
314 ((d) & 0xff) << 16 | \
315 ((a) & 0xff) << 8 | \
317 #define GETSA1(a) ((a >> 8) & 0xff)
318 #define GETSA2(a) (a & 0xff)
319 #define GETSA3(a) ((a >> 24) & 0xff)
320 #define GETSA4(a) ((a >> 16) & 0xff)
322 #define SA_CNTL MAKESA('C', 'N', 'T', 'L')
323 #define SA_DIAG MAKESA('D', 'I', 'A', 'G')
324 #define SA_INFO MAKESA('I', 'N', 'F', 'O')
325 #define SA_OPTN MAKESA('O', 'P', 'T', 'N')
326 #define SA_RATE MAKESA('R', 'A', 'T', 'E')
327 #define SA_STAT MAKESA('S', 'T', 'A', 'T')
328 __le16 wOffsetAddress
;
330 } __attribute__ ((packed
));
333 /* structure representing swap information */
336 __u8 bOvl
; /* overlay */
337 } __attribute__ ((packed
));
339 /* structure representing interrupt data */
347 #define INT_LOADSWAPPAGE 0x0001
348 #define INT_INCOMINGCMV 0x0002
351 struct swap_info swapinfo
;
353 } __attribute__ ((packed
)) s1
;
358 } __attribute__ ((packed
)) s2
;
359 } __attribute__ ((packed
)) u
;
360 #define bSwapPageNo u.s1.swapinfo.bSwapPageNo
361 #define bOvl u.s1.swapinfo.bOvl
362 } __attribute__ ((packed
));
363 #define INTR_PKT_SIZE 28
365 static struct usb_driver uea_driver
;
366 static DEFINE_MUTEX(uea_mutex
);
367 static const char *chip_name
[] = {"ADI930", "Eagle I", "Eagle II", "Eagle III"};
369 static int modem_index
;
370 static unsigned int debug
;
371 static int use_iso
[NB_MODEM
] = {[0 ... (NB_MODEM
- 1)] = 1};
372 static int sync_wait
[NB_MODEM
];
373 static char *cmv_file
[NB_MODEM
];
375 module_param(debug
, uint
, 0644);
376 MODULE_PARM_DESC(debug
, "module debug level (0=off,1=on,2=verbose)");
377 module_param_array(use_iso
, bool, NULL
, 0644);
378 MODULE_PARM_DESC(use_iso
, "use isochronous usb pipe for incoming traffic");
379 module_param_array(sync_wait
, bool, NULL
, 0644);
380 MODULE_PARM_DESC(sync_wait
, "wait the synchronisation before starting ATM");
381 module_param_array(cmv_file
, charp
, NULL
, 0644);
382 MODULE_PARM_DESC(cmv_file
,
383 "file name with configuration and management variables");
385 #define UPDATE_ATM_STAT(type, val) \
387 if (sc->usbatm->atm_dev) \
388 sc->usbatm->atm_dev->type = val; \
391 /* Firmware loading */
392 #define LOAD_INTERNAL 0xA0
393 #define F8051_USBCS 0x7f92
396 * uea_send_modem_cmd - Send a command for pre-firmware devices.
398 static int uea_send_modem_cmd(struct usb_device
*usb
,
399 u16 addr
, u16 size
, u8
* buff
)
404 xfer_buff
= kmalloc(size
, GFP_KERNEL
);
406 memcpy(xfer_buff
, buff
, size
);
407 ret
= usb_control_msg(usb
,
408 usb_sndctrlpipe(usb
, 0),
410 USB_DIR_OUT
| USB_TYPE_VENDOR
|
411 USB_RECIP_DEVICE
, addr
, 0, xfer_buff
,
419 return (ret
== size
) ? 0 : -EIO
;
422 static void uea_upload_pre_firmware(const struct firmware
*fw_entry
, void *context
)
424 struct usb_device
*usb
= context
;
431 uea_err(usb
, "firmware is not available\n");
435 pfw
= fw_entry
->data
;
436 size
= fw_entry
->size
;
438 goto err_fw_corrupted
;
440 crc
= FW_GET_LONG(pfw
);
443 if (crc32_be(0, pfw
, size
) != crc
)
444 goto err_fw_corrupted
;
447 * Start to upload formware : send reset
450 ret
= uea_send_modem_cmd(usb
, F8051_USBCS
, sizeof(value
), &value
);
453 uea_err(usb
, "modem reset failed with error %d\n", ret
);
458 u8 len
= FW_GET_BYTE(pfw
);
459 u16 add
= FW_GET_WORD(pfw
+ 1);
463 goto err_fw_corrupted
;
465 ret
= uea_send_modem_cmd(usb
, add
, len
, pfw
+ 3);
467 uea_err(usb
, "uploading firmware data failed "
468 "with error %d\n", ret
);
475 goto err_fw_corrupted
;
478 * Tell the modem we finish : de-assert reset
481 ret
= uea_send_modem_cmd(usb
, F8051_USBCS
, 1, &value
);
483 uea_err(usb
, "modem de-assert failed with error %d\n", ret
);
485 uea_info(usb
, "firmware uploaded\n");
491 uea_err(usb
, "firmware is corrupted\n");
497 * uea_load_firmware - Load usb firmware for pre-firmware devices.
499 static int uea_load_firmware(struct usb_device
*usb
, unsigned int ver
)
502 char *fw_name
= FW_DIR
"eagle.fw";
505 uea_info(usb
, "pre-firmware device, uploading firmware\n");
509 fw_name
= FW_DIR
"adi930.fw";
512 fw_name
= FW_DIR
"eagleI.fw";
515 fw_name
= FW_DIR
"eagleII.fw";
518 fw_name
= FW_DIR
"eagleIII.fw";
522 ret
= request_firmware_nowait(THIS_MODULE
, 1, fw_name
, &usb
->dev
, usb
, uea_upload_pre_firmware
);
524 uea_err(usb
, "firmware %s is not available\n", fw_name
);
526 uea_info(usb
, "loading firmware %s\n", fw_name
);
532 /* modem management : dsp firmware, send/read CMV, monitoring statistic
536 * Make sure that the DSP code provided is safe to use.
538 static int check_dsp(u8
*dsp
, unsigned int len
)
540 u8 pagecount
, blockcount
;
543 unsigned int i
, j
, p
, pp
;
545 pagecount
= FW_GET_BYTE(dsp
);
548 /* enough space for page offsets? */
549 if (p
+ 4 * pagecount
> len
)
552 for (i
= 0; i
< pagecount
; i
++) {
554 pageoffset
= FW_GET_LONG(dsp
+ p
);
560 /* enough space for blockcount? */
561 if (pageoffset
>= len
)
565 blockcount
= FW_GET_BYTE(dsp
+ pp
);
568 for (j
= 0; j
< blockcount
; j
++) {
570 /* enough space for block header? */
574 pp
+= 2; /* skip blockaddr */
575 blocksize
= FW_GET_WORD(dsp
+ pp
);
578 /* enough space for block data? */
579 if (pp
+ blocksize
> len
)
590 * send data to the idma pipe
592 static int uea_idma_write(struct uea_softc
*sc
, void *data
, u32 size
)
598 xfer_buff
= kmalloc(size
, GFP_KERNEL
);
600 uea_err(INS_TO_USBDEV(sc
), "can't allocate xfer_buff\n");
604 memcpy(xfer_buff
, data
, size
);
606 ret
= usb_bulk_msg(sc
->usb_dev
,
607 usb_sndbulkpipe(sc
->usb_dev
, UEA_IDMA_PIPE
),
608 xfer_buff
, size
, &bytes_read
, BULK_TIMEOUT
);
613 if (size
!= bytes_read
) {
614 uea_err(INS_TO_USBDEV(sc
), "size != bytes_read %d %d\n", size
,
622 static int request_dsp(struct uea_softc
*sc
)
627 if (UEA_CHIP_VERSION(sc
) == ADI930
) {
628 if (IS_ISDN(sc
->usb_dev
))
629 dsp_name
= FW_DIR
"DSP9i.bin";
631 dsp_name
= FW_DIR
"DSP9p.bin";
633 if (IS_ISDN(sc
->usb_dev
))
634 dsp_name
= FW_DIR
"DSPei.bin";
636 dsp_name
= FW_DIR
"DSPep.bin";
639 ret
= request_firmware(&sc
->dsp_firm
, dsp_name
, &sc
->usb_dev
->dev
);
641 uea_err(INS_TO_USBDEV(sc
),
642 "requesting firmware %s failed with error %d\n",
647 if (check_dsp(sc
->dsp_firm
->data
, sc
->dsp_firm
->size
)) {
648 uea_err(INS_TO_USBDEV(sc
), "firmware %s is corrupted\n",
650 release_firmware(sc
->dsp_firm
);
659 * The uea_load_page() function must be called within a process context
661 static void uea_load_page(void *xsc
)
663 struct uea_softc
*sc
= xsc
;
664 u16 pageno
= sc
->pageno
;
666 struct block_info bi
;
669 u8 pagecount
, blockcount
;
670 u16 blockaddr
, blocksize
;
674 /* reload firmware when reboot start and it's loaded already */
675 if (ovl
== 0 && pageno
== 0 && sc
->dsp_firm
) {
676 release_firmware(sc
->dsp_firm
);
680 if (sc
->dsp_firm
== NULL
&& request_dsp(sc
) < 0)
683 p
= sc
->dsp_firm
->data
;
684 pagecount
= FW_GET_BYTE(p
);
687 if (pageno
>= pagecount
)
691 pageoffset
= FW_GET_LONG(p
);
696 p
= sc
->dsp_firm
->data
+ pageoffset
;
697 blockcount
= FW_GET_BYTE(p
);
700 uea_dbg(INS_TO_USBDEV(sc
),
701 "sending %u blocks for DSP page %u\n", blockcount
, pageno
);
703 bi
.wHdr
= cpu_to_le16(UEA_BIHDR
);
704 bi
.wOvl
= cpu_to_le16(ovl
);
705 bi
.wOvlOffset
= cpu_to_le16(ovl
| 0x8000);
707 for (i
= 0; i
< blockcount
; i
++) {
708 blockaddr
= FW_GET_WORD(p
);
711 blocksize
= FW_GET_WORD(p
);
714 bi
.wSize
= cpu_to_le16(blocksize
);
715 bi
.wAddress
= cpu_to_le16(blockaddr
);
716 bi
.wLast
= cpu_to_le16((i
== blockcount
- 1) ? 1 : 0);
718 /* send block info through the IDMA pipe */
719 if (uea_idma_write(sc
, &bi
, BLOCK_INFO_SIZE
))
722 /* send block data through the IDMA pipe */
723 if (uea_idma_write(sc
, p
, blocksize
))
732 uea_err(INS_TO_USBDEV(sc
), "sending DSP block %u failed\n", i
);
735 uea_err(INS_TO_USBDEV(sc
), "invalid DSP page %u requested\n", pageno
);
738 static inline void wake_up_cmv_ack(struct uea_softc
*sc
)
742 wake_up(&sc
->cmv_ack_wait
);
745 static inline int wait_cmv_ack(struct uea_softc
*sc
)
747 int ret
= wait_event_interruptible_timeout(sc
->cmv_ack_wait
,
748 sc
->cmv_ack
, ACK_TIMEOUT
);
751 uea_dbg(INS_TO_USBDEV(sc
), "wait_event_timeout : %d ms\n",
752 jiffies_to_msecs(ret
));
757 return (ret
== 0) ? -ETIMEDOUT
: 0;
760 #define UCDC_SEND_ENCAPSULATED_COMMAND 0x00
762 static int uea_request(struct uea_softc
*sc
,
763 u16 value
, u16 index
, u16 size
, void *data
)
768 xfer_buff
= kmalloc(size
, GFP_KERNEL
);
770 uea_err(INS_TO_USBDEV(sc
), "can't allocate xfer_buff\n");
773 memcpy(xfer_buff
, data
, size
);
775 ret
= usb_control_msg(sc
->usb_dev
, usb_sndctrlpipe(sc
->usb_dev
, 0),
776 UCDC_SEND_ENCAPSULATED_COMMAND
,
777 USB_DIR_OUT
| USB_TYPE_VENDOR
| USB_RECIP_DEVICE
,
778 value
, index
, xfer_buff
, size
, CTRL_TIMEOUT
);
782 uea_err(INS_TO_USBDEV(sc
), "usb_control_msg error %d\n", ret
);
787 uea_err(INS_TO_USBDEV(sc
),
788 "usb_control_msg send only %d bytes (instead of %d)\n",
796 static int uea_cmv(struct uea_softc
*sc
,
797 u8 function
, u32 address
, u16 offset
, u32 data
)
802 uea_enters(INS_TO_USBDEV(sc
));
803 uea_vdbg(INS_TO_USBDEV(sc
), "Function : %d-%d, Address : %c%c%c%c, "
804 "offset : 0x%04x, data : 0x%08x\n",
805 FUNCTION_TYPE(function
), FUNCTION_SUBTYPE(function
),
806 GETSA1(address
), GETSA2(address
), GETSA3(address
),
807 GETSA4(address
), offset
, data
);
808 /* we send a request, but we expect a reply */
809 sc
->cmv_function
= function
| 0x2;
811 sc
->cmv_address
= address
;
812 sc
->cmv_offset
= offset
;
814 cmv
.wPreamble
= cpu_to_le16(PREAMBLE
);
815 cmv
.bDirection
= HOSTTOMODEM
;
816 cmv
.bFunction
= function
;
817 cmv
.wIndex
= cpu_to_le16(sc
->cmv_idx
);
818 put_unaligned(cpu_to_le32(address
), &cmv
.dwSymbolicAddress
);
819 cmv
.wOffsetAddress
= cpu_to_le16(offset
);
820 put_unaligned(cpu_to_le32(data
>> 16 | data
<< 16), &cmv
.dwData
);
822 ret
= uea_request(sc
, UEA_SET_BLOCK
, UEA_MPTX_START
, CMV_SIZE
, &cmv
);
825 ret
= wait_cmv_ack(sc
);
826 uea_leaves(INS_TO_USBDEV(sc
));
830 static inline int uea_read_cmv(struct uea_softc
*sc
,
831 u32 address
, u16 offset
, u32
*data
)
833 int ret
= uea_cmv(sc
, MAKEFUNCTION(MEMACCESS
, REQUESTREAD
),
836 uea_err(INS_TO_USBDEV(sc
),
837 "reading cmv failed with error %d\n", ret
);
844 static inline int uea_write_cmv(struct uea_softc
*sc
,
845 u32 address
, u16 offset
, u32 data
)
847 int ret
= uea_cmv(sc
, MAKEFUNCTION(MEMACCESS
, REQUESTWRITE
),
848 address
, offset
, data
);
850 uea_err(INS_TO_USBDEV(sc
),
851 "writing cmv failed with error %d\n", ret
);
857 * Monitor the modem and update the stat
858 * return 0 if everything is ok
859 * return < 0 if an error occurs (-EAGAIN reboot needed)
861 static int uea_stat(struct uea_softc
*sc
)
866 uea_enters(INS_TO_USBDEV(sc
));
867 data
= sc
->stats
.phy
.state
;
869 ret
= uea_read_cmv(sc
, SA_STAT
, 0, &sc
->stats
.phy
.state
);
873 switch (GET_STATUS(sc
->stats
.phy
.state
)) {
874 case 0: /* not yet synchronized */
875 uea_dbg(INS_TO_USBDEV(sc
),
876 "modem not yet synchronized\n");
879 case 1: /* initialization */
880 uea_dbg(INS_TO_USBDEV(sc
), "modem initializing\n");
883 case 2: /* operational */
884 uea_vdbg(INS_TO_USBDEV(sc
), "modem operational\n");
887 case 3: /* fail ... */
888 uea_info(INS_TO_USBDEV(sc
), "modem synchronization failed"
889 " (may be try other cmv/dsp)\n");
892 case 4 ... 6: /* test state */
893 uea_warn(INS_TO_USBDEV(sc
),
894 "modem in test mode - not supported\n");
897 case 7: /* fast-retain ... */
898 uea_info(INS_TO_USBDEV(sc
), "modem in fast-retain mode\n");
901 uea_err(INS_TO_USBDEV(sc
), "modem invalid SW mode %d\n",
902 GET_STATUS(sc
->stats
.phy
.state
));
906 if (GET_STATUS(data
) != 2) {
907 uea_request(sc
, UEA_SET_MODE
, UEA_LOOPBACK_OFF
, 0, NULL
);
908 uea_info(INS_TO_USBDEV(sc
), "modem operational\n");
910 /* release the dsp firmware as it is not needed until
914 release_firmware(sc
->dsp_firm
);
919 /* always update it as atm layer could not be init when we switch to
922 UPDATE_ATM_STAT(signal
, ATM_PHY_SIG_FOUND
);
924 /* wake up processes waiting for synchronization */
925 wake_up(&sc
->sync_q
);
927 ret
= uea_read_cmv(sc
, SA_DIAG
, 2, &sc
->stats
.phy
.flags
);
930 sc
->stats
.phy
.mflags
|= sc
->stats
.phy
.flags
;
932 /* in case of a flags ( for example delineation LOSS (& 0x10)),
933 * we check the status again in order to detect the failure earlier
935 if (sc
->stats
.phy
.flags
) {
936 uea_dbg(INS_TO_USBDEV(sc
), "Stat flag = 0x%x\n",
937 sc
->stats
.phy
.flags
);
941 ret
= uea_read_cmv(sc
, SA_RATE
, 0, &data
);
945 /* in bulk mode the modem have problem with high rate
946 * changing internal timing could improve things, but the
947 * value is misterious.
948 * ADI930 don't support it (-EPIPE error).
950 if (UEA_CHIP_VERSION(sc
) != ADI930
951 && !use_iso
[sc
->modem_index
]
952 && sc
->stats
.phy
.dsrate
!= (data
>> 16) * 32) {
953 /* Original timming from ADI(used in windows driver)
954 * 0x20ffff>>16 * 32 = 32 * 32 = 1Mbits
956 u16 timeout
= (data
<= 0x20ffff) ? 0 : 1;
957 ret
= uea_request(sc
, UEA_SET_TIMEOUT
, timeout
, 0, NULL
);
958 uea_info(INS_TO_USBDEV(sc
),
959 "setting new timeout %d%s\n", timeout
,
960 ret
< 0?" failed":"");
962 sc
->stats
.phy
.dsrate
= (data
>> 16) * 32;
963 sc
->stats
.phy
.usrate
= (data
& 0xffff) * 32;
964 UPDATE_ATM_STAT(link_rate
, sc
->stats
.phy
.dsrate
* 1000 / 424);
966 ret
= uea_read_cmv(sc
, SA_DIAG
, 23, &data
);
969 sc
->stats
.phy
.dsattenuation
= (data
& 0xff) / 2;
971 ret
= uea_read_cmv(sc
, SA_DIAG
, 47, &data
);
974 sc
->stats
.phy
.usattenuation
= (data
& 0xff) / 2;
976 ret
= uea_read_cmv(sc
, SA_DIAG
, 25, &sc
->stats
.phy
.dsmargin
);
980 ret
= uea_read_cmv(sc
, SA_DIAG
, 49, &sc
->stats
.phy
.usmargin
);
984 ret
= uea_read_cmv(sc
, SA_DIAG
, 51, &sc
->stats
.phy
.rxflow
);
988 ret
= uea_read_cmv(sc
, SA_DIAG
, 52, &sc
->stats
.phy
.txflow
);
992 ret
= uea_read_cmv(sc
, SA_DIAG
, 54, &sc
->stats
.phy
.dsunc
);
997 ret
= uea_read_cmv(sc
, SA_DIAG
, 58, &sc
->stats
.phy
.usunc
);
1001 ret
= uea_read_cmv(sc
, SA_DIAG
, 53, &sc
->stats
.phy
.dscorr
);
1005 /* only for atu-c */
1006 ret
= uea_read_cmv(sc
, SA_DIAG
, 57, &sc
->stats
.phy
.uscorr
);
1010 ret
= uea_read_cmv(sc
, SA_INFO
, 8, &sc
->stats
.phy
.vidco
);
1014 ret
= uea_read_cmv(sc
, SA_INFO
, 13, &sc
->stats
.phy
.vidcpe
);
1021 static int request_cmvs(struct uea_softc
*sc
,
1022 struct uea_cmvs
**cmvs
, const struct firmware
**fw
)
1027 char cmv_name
[FIRMWARE_NAME_MAX
]; /* 30 bytes stack variable */
1029 if (cmv_file
[sc
->modem_index
] == NULL
) {
1030 if (UEA_CHIP_VERSION(sc
) == ADI930
)
1031 file
= (IS_ISDN(sc
->usb_dev
)) ? "CMV9i.bin" : "CMV9p.bin";
1033 file
= (IS_ISDN(sc
->usb_dev
)) ? "CMVei.bin" : "CMVep.bin";
1035 file
= cmv_file
[sc
->modem_index
];
1037 strcpy(cmv_name
, FW_DIR
);
1038 strlcat(cmv_name
, file
, sizeof(cmv_name
));
1040 ret
= request_firmware(fw
, cmv_name
, &sc
->usb_dev
->dev
);
1042 uea_err(INS_TO_USBDEV(sc
),
1043 "requesting firmware %s failed with error %d\n",
1048 data
= (u8
*) (*fw
)->data
;
1049 size
= *data
* sizeof(struct uea_cmvs
) + 1;
1050 if (size
!= (*fw
)->size
) {
1051 uea_err(INS_TO_USBDEV(sc
), "firmware %s is corrupted\n",
1053 release_firmware(*fw
);
1057 *cmvs
= (struct uea_cmvs
*)(data
+ 1);
1061 /* Start boot post firmware modem:
1062 * - send reset commands through usb control pipe
1063 * - start workqueue for DSP loading
1064 * - send CMV options to modem
1067 static int uea_start_reset(struct uea_softc
*sc
)
1069 u16 zero
= 0; /* ;-) */
1071 struct uea_cmvs
*cmvs
;
1072 const struct firmware
*cmvs_fw
;
1074 uea_enters(INS_TO_USBDEV(sc
));
1075 uea_info(INS_TO_USBDEV(sc
), "(re)booting started\n");
1077 /* mask interrupt */
1079 /* We need to set this here because, a ack timeout could have occured,
1080 * but before we start the reboot, the ack occurs and set this to 1.
1081 * So we will failed to wait Ready CMV.
1084 UPDATE_ATM_STAT(signal
, ATM_PHY_SIG_LOST
);
1086 /* reset statistics */
1087 memset(&sc
->stats
, 0, sizeof(struct uea_stats
));
1089 /* tell the modem that we want to boot in IDMA mode */
1090 uea_request(sc
, UEA_SET_MODE
, UEA_LOOPBACK_ON
, 0, NULL
);
1091 uea_request(sc
, UEA_SET_MODE
, UEA_BOOT_IDMA
, 0, NULL
);
1093 /* enter reset mode */
1094 uea_request(sc
, UEA_SET_MODE
, UEA_START_RESET
, 0, NULL
);
1096 /* original driver use 200ms, but windows driver use 100ms */
1099 /* leave reset mode */
1100 uea_request(sc
, UEA_SET_MODE
, UEA_END_RESET
, 0, NULL
);
1102 /* clear tx and rx mailboxes */
1103 uea_request(sc
, UEA_SET_2183_DATA
, UEA_MPTX_MAILBOX
, 2, &zero
);
1104 uea_request(sc
, UEA_SET_2183_DATA
, UEA_MPRX_MAILBOX
, 2, &zero
);
1105 uea_request(sc
, UEA_SET_2183_DATA
, UEA_SWAP_MAILBOX
, 2, &zero
);
1108 sc
->cmv_function
= MAKEFUNCTION(ADSLDIRECTIVE
, MODEMREADY
);
1109 /* demask interrupt */
1112 /* start loading DSP */
1115 schedule_work(&sc
->task
);
1117 /* wait for modem ready CMV */
1118 ret
= wait_cmv_ack(sc
);
1122 uea_vdbg(INS_TO_USBDEV(sc
), "Ready CMV received\n");
1124 /* Enter in R-IDLE (cmv) until instructed otherwise */
1125 ret
= uea_write_cmv(sc
, SA_CNTL
, 0, 1);
1129 /* Dump firmware version */
1130 ret
= uea_read_cmv(sc
, SA_INFO
, 10, &sc
->stats
.phy
.firmid
);
1133 uea_info(INS_TO_USBDEV(sc
), "ATU-R firmware version : %x\n",
1134 sc
->stats
.phy
.firmid
);
1137 ret
= len
= request_cmvs(sc
, &cmvs
, &cmvs_fw
);
1142 for (i
= 0; i
< len
; i
++) {
1143 ret
= uea_write_cmv(sc
, FW_GET_LONG(&cmvs
[i
].address
),
1144 FW_GET_WORD(&cmvs
[i
].offset
),
1145 FW_GET_LONG(&cmvs
[i
].data
));
1149 /* Enter in R-ACT-REQ */
1150 ret
= uea_write_cmv(sc
, SA_CNTL
, 0, 2);
1151 uea_vdbg(INS_TO_USBDEV(sc
), "Entering in R-ACT-REQ state\n");
1152 uea_info(INS_TO_USBDEV(sc
), "Modem started, "
1153 "waiting synchronization\n");
1155 release_firmware(cmvs_fw
);
1157 uea_leaves(INS_TO_USBDEV(sc
));
1162 * In case of an error wait 1s before rebooting the modem
1163 * if the modem don't request reboot (-EAGAIN).
1164 * Monitor the modem every 1s.
1167 static int uea_kthread(void *data
)
1169 struct uea_softc
*sc
= data
;
1172 uea_enters(INS_TO_USBDEV(sc
));
1173 while (!kthread_should_stop()) {
1174 if (ret
< 0 || sc
->reset
)
1175 ret
= uea_start_reset(sc
);
1179 msleep_interruptible(1000);
1180 if (try_to_freeze())
1181 uea_err(INS_TO_USBDEV(sc
), "suspend/resume not supported, "
1182 "please unplug/replug your modem\n");
1184 uea_leaves(INS_TO_USBDEV(sc
));
1188 /* Load second usb firmware for ADI930 chip */
1189 static int load_XILINX_firmware(struct uea_softc
*sc
)
1191 const struct firmware
*fw_entry
;
1192 int ret
, size
, u
, ln
;
1194 char *fw_name
= FW_DIR
"930-fpga.bin";
1196 uea_enters(INS_TO_USBDEV(sc
));
1198 ret
= request_firmware(&fw_entry
, fw_name
, &sc
->usb_dev
->dev
);
1200 uea_err(INS_TO_USBDEV(sc
), "firmware %s is not available\n",
1205 pfw
= fw_entry
->data
;
1206 size
= fw_entry
->size
;
1207 if (size
!= 0x577B) {
1208 uea_err(INS_TO_USBDEV(sc
), "firmware %s is corrupted\n",
1213 for (u
= 0; u
< size
; u
+= ln
) {
1214 ln
= min(size
- u
, 64);
1215 ret
= uea_request(sc
, 0xe, 0, ln
, pfw
+ u
);
1217 uea_err(INS_TO_USBDEV(sc
),
1218 "elsa download data failed (%d)\n", ret
);
1223 /* finish to send the fpga */
1224 ret
= uea_request(sc
, 0xe, 1, 0, NULL
);
1226 uea_err(INS_TO_USBDEV(sc
),
1227 "elsa download data failed (%d)\n", ret
);
1231 /* Tell the modem we finish : de-assert reset */
1233 ret
= uea_send_modem_cmd(sc
->usb_dev
, 0xe, 1, &value
);
1235 uea_err(sc
->usb_dev
, "elsa de-assert failed with error %d\n", ret
);
1239 release_firmware(fw_entry
);
1241 uea_leaves(INS_TO_USBDEV(sc
));
1245 /* The modem send us an ack. First with check if it right */
1246 static void uea_dispatch_cmv(struct uea_softc
*sc
, struct cmv
* cmv
)
1248 uea_enters(INS_TO_USBDEV(sc
));
1249 if (le16_to_cpu(cmv
->wPreamble
) != PREAMBLE
)
1252 if (cmv
->bDirection
!= MODEMTOHOST
)
1255 /* FIXME : ADI930 reply wrong preambule (func = 2, sub = 2) to
1256 * the first MEMACESS cmv. Ignore it...
1258 if (cmv
->bFunction
!= sc
->cmv_function
) {
1259 if (UEA_CHIP_VERSION(sc
) == ADI930
1260 && cmv
->bFunction
== MAKEFUNCTION(2, 2)) {
1261 cmv
->wIndex
= cpu_to_le16(sc
->cmv_idx
);
1262 put_unaligned(cpu_to_le32(sc
->cmv_address
), &cmv
->dwSymbolicAddress
);
1263 cmv
->wOffsetAddress
= cpu_to_le16(sc
->cmv_offset
);
1269 if (cmv
->bFunction
== MAKEFUNCTION(ADSLDIRECTIVE
, MODEMREADY
)) {
1270 wake_up_cmv_ack(sc
);
1271 uea_leaves(INS_TO_USBDEV(sc
));
1275 /* in case of MEMACCESS */
1276 if (le16_to_cpu(cmv
->wIndex
) != sc
->cmv_idx
||
1277 le32_to_cpu(get_unaligned(&cmv
->dwSymbolicAddress
)) !=
1279 || le16_to_cpu(cmv
->wOffsetAddress
) != sc
->cmv_offset
)
1282 sc
->data
= le32_to_cpu(get_unaligned(&cmv
->dwData
));
1283 sc
->data
= sc
->data
<< 16 | sc
->data
>> 16;
1285 wake_up_cmv_ack(sc
);
1286 uea_leaves(INS_TO_USBDEV(sc
));
1290 uea_err(INS_TO_USBDEV(sc
), "unexpected cmv received,"
1291 "Function : %d, Subfunction : %d\n",
1292 FUNCTION_TYPE(cmv
->bFunction
),
1293 FUNCTION_SUBTYPE(cmv
->bFunction
));
1294 uea_leaves(INS_TO_USBDEV(sc
));
1298 uea_err(INS_TO_USBDEV(sc
), "invalid cmv received, "
1299 "wPreamble %d, bDirection %d\n",
1300 le16_to_cpu(cmv
->wPreamble
), cmv
->bDirection
);
1301 uea_leaves(INS_TO_USBDEV(sc
));
1307 static void uea_intr(struct urb
*urb
)
1309 struct uea_softc
*sc
= urb
->context
;
1310 struct intr_pkt
*intr
= urb
->transfer_buffer
;
1311 uea_enters(INS_TO_USBDEV(sc
));
1313 if (unlikely(urb
->status
< 0)) {
1314 uea_err(INS_TO_USBDEV(sc
), "uea_intr() failed with %d\n",
1319 /* device-to-host interrupt */
1320 if (intr
->bType
!= 0x08 || sc
->booting
) {
1321 uea_err(INS_TO_USBDEV(sc
), "wrong interrupt\n");
1325 switch (le16_to_cpu(intr
->wInterrupt
)) {
1326 case INT_LOADSWAPPAGE
:
1327 sc
->pageno
= intr
->bSwapPageNo
;
1328 sc
->ovl
= intr
->bOvl
>> 4 | intr
->bOvl
<< 4;
1329 schedule_work(&sc
->task
);
1332 case INT_INCOMINGCMV
:
1333 uea_dispatch_cmv(sc
, &intr
->u
.s2
.cmv
);
1337 uea_err(INS_TO_USBDEV(sc
), "unknown interrupt %u\n",
1338 le16_to_cpu(intr
->wInterrupt
));
1342 usb_submit_urb(sc
->urb_int
, GFP_ATOMIC
);
1346 * Start the modem : init the data and start kernel thread
1348 static int uea_boot(struct uea_softc
*sc
)
1351 struct intr_pkt
*intr
;
1353 uea_enters(INS_TO_USBDEV(sc
));
1355 INIT_WORK(&sc
->task
, uea_load_page
, sc
);
1356 init_waitqueue_head(&sc
->sync_q
);
1357 init_waitqueue_head(&sc
->cmv_ack_wait
);
1359 if (UEA_CHIP_VERSION(sc
) == ADI930
)
1360 load_XILINX_firmware(sc
);
1362 intr
= kmalloc(INTR_PKT_SIZE
, GFP_KERNEL
);
1364 uea_err(INS_TO_USBDEV(sc
),
1365 "cannot allocate interrupt package\n");
1366 uea_leaves(INS_TO_USBDEV(sc
));
1370 sc
->urb_int
= usb_alloc_urb(0, GFP_KERNEL
);
1372 uea_err(INS_TO_USBDEV(sc
), "cannot allocate interrupt URB\n");
1376 usb_fill_int_urb(sc
->urb_int
, sc
->usb_dev
,
1377 usb_rcvintpipe(sc
->usb_dev
, UEA_INTR_PIPE
),
1378 intr
, INTR_PKT_SIZE
, uea_intr
, sc
,
1379 sc
->usb_dev
->actconfig
->interface
[0]->altsetting
[0].
1380 endpoint
[0].desc
.bInterval
);
1382 ret
= usb_submit_urb(sc
->urb_int
, GFP_KERNEL
);
1384 uea_err(INS_TO_USBDEV(sc
),
1385 "urb submition failed with error %d\n", ret
);
1389 sc
->kthread
= kthread_run(uea_kthread
, sc
, "ueagle-atm");
1390 if (sc
->kthread
== ERR_PTR(-ENOMEM
)) {
1391 uea_err(INS_TO_USBDEV(sc
), "failed to create thread\n");
1395 uea_leaves(INS_TO_USBDEV(sc
));
1399 usb_kill_urb(sc
->urb_int
);
1401 usb_free_urb(sc
->urb_int
);
1404 uea_leaves(INS_TO_USBDEV(sc
));
1409 * Stop the modem : kill kernel thread and free data
1411 static void uea_stop(struct uea_softc
*sc
)
1414 uea_enters(INS_TO_USBDEV(sc
));
1415 ret
= kthread_stop(sc
->kthread
);
1416 uea_dbg(INS_TO_USBDEV(sc
), "kthread finish with status %d\n", ret
);
1418 /* stop any pending boot process */
1419 flush_scheduled_work();
1421 uea_request(sc
, UEA_SET_MODE
, UEA_LOOPBACK_ON
, 0, NULL
);
1423 usb_kill_urb(sc
->urb_int
);
1424 kfree(sc
->urb_int
->transfer_buffer
);
1425 usb_free_urb(sc
->urb_int
);
1428 release_firmware(sc
->dsp_firm
);
1429 uea_leaves(INS_TO_USBDEV(sc
));
1432 /* syfs interface */
1433 static struct uea_softc
*dev_to_uea(struct device
*dev
)
1435 struct usb_interface
*intf
;
1436 struct usbatm_data
*usbatm
;
1438 intf
= to_usb_interface(dev
);
1442 usbatm
= usb_get_intfdata(intf
);
1446 return usbatm
->driver_data
;
1449 static ssize_t
read_status(struct device
*dev
, struct device_attribute
*attr
,
1453 struct uea_softc
*sc
;
1455 mutex_lock(&uea_mutex
);
1456 sc
= dev_to_uea(dev
);
1459 ret
= snprintf(buf
, 10, "%08x\n", sc
->stats
.phy
.state
);
1461 mutex_unlock(&uea_mutex
);
1465 static ssize_t
reboot(struct device
*dev
, struct device_attribute
*attr
,
1466 const char *buf
, size_t count
)
1469 struct uea_softc
*sc
;
1471 mutex_lock(&uea_mutex
);
1472 sc
= dev_to_uea(dev
);
1478 mutex_unlock(&uea_mutex
);
1482 static DEVICE_ATTR(stat_status
, S_IWUGO
| S_IRUGO
, read_status
, reboot
);
1484 static ssize_t
read_human_status(struct device
*dev
, struct device_attribute
*attr
,
1488 struct uea_softc
*sc
;
1490 mutex_lock(&uea_mutex
);
1491 sc
= dev_to_uea(dev
);
1495 switch (GET_STATUS(sc
->stats
.phy
.state
)) {
1497 ret
= sprintf(buf
, "Modem is booting\n");
1500 ret
= sprintf(buf
, "Modem is initializing\n");
1503 ret
= sprintf(buf
, "Modem is operational\n");
1506 ret
= sprintf(buf
, "Modem synchronization failed\n");
1510 mutex_unlock(&uea_mutex
);
1514 static DEVICE_ATTR(stat_human_status
, S_IWUGO
| S_IRUGO
, read_human_status
, NULL
);
1516 static ssize_t
read_delin(struct device
*dev
, struct device_attribute
*attr
,
1520 struct uea_softc
*sc
;
1522 mutex_lock(&uea_mutex
);
1523 sc
= dev_to_uea(dev
);
1527 if (sc
->stats
.phy
.flags
& 0x0C00)
1528 ret
= sprintf(buf
, "ERROR\n");
1529 else if (sc
->stats
.phy
.flags
& 0x0030)
1530 ret
= sprintf(buf
, "LOSS\n");
1532 ret
= sprintf(buf
, "GOOD\n");
1534 mutex_unlock(&uea_mutex
);
1538 static DEVICE_ATTR(stat_delin
, S_IWUGO
| S_IRUGO
, read_delin
, NULL
);
1540 #define UEA_ATTR(name, reset) \
1542 static ssize_t read_##name(struct device *dev, \
1543 struct device_attribute *attr, char *buf) \
1545 int ret = -ENODEV; \
1546 struct uea_softc *sc; \
1548 mutex_lock(&uea_mutex); \
1549 sc = dev_to_uea(dev); \
1552 ret = snprintf(buf, 10, "%08x\n", sc->stats.phy.name); \
1554 sc->stats.phy.name = 0; \
1556 mutex_unlock(&uea_mutex); \
1560 static DEVICE_ATTR(stat_##name, S_IRUGO, read_##name, NULL)
1562 UEA_ATTR(mflags
, 1);
1563 UEA_ATTR(vidcpe
, 0);
1564 UEA_ATTR(usrate
, 0);
1565 UEA_ATTR(dsrate
, 0);
1566 UEA_ATTR(usattenuation
, 0);
1567 UEA_ATTR(dsattenuation
, 0);
1568 UEA_ATTR(usmargin
, 0);
1569 UEA_ATTR(dsmargin
, 0);
1570 UEA_ATTR(txflow
, 0);
1571 UEA_ATTR(rxflow
, 0);
1572 UEA_ATTR(uscorr
, 0);
1573 UEA_ATTR(dscorr
, 0);
1576 UEA_ATTR(firmid
, 0);
1578 /* Retrieve the device End System Identifier (MAC) */
1580 #define htoi(x) (isdigit(x) ? x-'0' : toupper(x)-'A'+10)
1581 static int uea_getesi(struct uea_softc
*sc
, u_char
* esi
)
1583 unsigned char mac_str
[2 * ETH_ALEN
+ 1];
1586 (sc
->usb_dev
, sc
->usb_dev
->descriptor
.iSerialNumber
, mac_str
,
1587 sizeof(mac_str
)) != 2 * ETH_ALEN
)
1590 for (i
= 0; i
< ETH_ALEN
; i
++)
1591 esi
[i
] = htoi(mac_str
[2 * i
]) * 16 + htoi(mac_str
[2 * i
+ 1]);
1597 static int uea_atm_open(struct usbatm_data
*usbatm
, struct atm_dev
*atm_dev
)
1599 struct uea_softc
*sc
= usbatm
->driver_data
;
1601 return uea_getesi(sc
, atm_dev
->esi
);
1604 static int uea_heavy(struct usbatm_data
*usbatm
, struct usb_interface
*intf
)
1606 struct uea_softc
*sc
= usbatm
->driver_data
;
1608 wait_event_interruptible(sc
->sync_q
, IS_OPERATIONAL(sc
));
1614 static int claim_interface(struct usb_device
*usb_dev
,
1615 struct usbatm_data
*usbatm
, int ifnum
)
1618 struct usb_interface
*intf
= usb_ifnum_to_if(usb_dev
, ifnum
);
1621 uea_err(usb_dev
, "interface %d not found\n", ifnum
);
1625 ret
= usb_driver_claim_interface(&uea_driver
, intf
, usbatm
);
1627 uea_err(usb_dev
, "can't claim interface %d, error %d\n", ifnum
,
1632 static struct attribute
*attrs
[] = {
1633 &dev_attr_stat_status
.attr
,
1634 &dev_attr_stat_mflags
.attr
,
1635 &dev_attr_stat_human_status
.attr
,
1636 &dev_attr_stat_delin
.attr
,
1637 &dev_attr_stat_vidcpe
.attr
,
1638 &dev_attr_stat_usrate
.attr
,
1639 &dev_attr_stat_dsrate
.attr
,
1640 &dev_attr_stat_usattenuation
.attr
,
1641 &dev_attr_stat_dsattenuation
.attr
,
1642 &dev_attr_stat_usmargin
.attr
,
1643 &dev_attr_stat_dsmargin
.attr
,
1644 &dev_attr_stat_txflow
.attr
,
1645 &dev_attr_stat_rxflow
.attr
,
1646 &dev_attr_stat_uscorr
.attr
,
1647 &dev_attr_stat_dscorr
.attr
,
1648 &dev_attr_stat_usunc
.attr
,
1649 &dev_attr_stat_dsunc
.attr
,
1650 &dev_attr_stat_firmid
.attr
,
1652 static struct attribute_group attr_grp
= {
1656 static int create_fs_entries(struct usb_interface
*intf
)
1658 return sysfs_create_group(&intf
->dev
.kobj
, &attr_grp
);
1661 static int uea_bind(struct usbatm_data
*usbatm
, struct usb_interface
*intf
,
1662 const struct usb_device_id
*id
)
1664 struct usb_device
*usb
= interface_to_usbdev(intf
);
1665 struct uea_softc
*sc
;
1666 int ret
, ifnum
= intf
->altsetting
->desc
.bInterfaceNumber
;
1670 /* interface 0 is for firmware/monitoring */
1671 if (ifnum
!= UEA_INTR_IFACE_NO
)
1674 usbatm
->flags
= (sync_wait
[modem_index
] ? 0 : UDSL_SKIP_HEAVY_INIT
);
1676 /* interface 1 is for outbound traffic */
1677 ret
= claim_interface(usb
, usbatm
, UEA_US_IFACE_NO
);
1681 /* ADI930 has only 2 interfaces and inbound traffic is on interface 1 */
1682 if (UEA_CHIP_VERSION(id
) != ADI930
) {
1683 /* interface 2 is for inbound traffic */
1684 ret
= claim_interface(usb
, usbatm
, UEA_DS_IFACE_NO
);
1689 sc
= kzalloc(sizeof(struct uea_softc
), GFP_KERNEL
);
1691 uea_err(usb
, "uea_init: not enough memory !\n");
1696 usbatm
->driver_data
= sc
;
1697 sc
->usbatm
= usbatm
;
1698 sc
->modem_index
= (modem_index
< NB_MODEM
) ? modem_index
++ : 0;
1699 sc
->driver_info
= id
->driver_info
;
1701 /* ADI930 don't support iso */
1702 if (UEA_CHIP_VERSION(id
) != ADI930
&& use_iso
[sc
->modem_index
]) {
1705 /* try set fastest alternate for inbound traffic interface */
1706 for (i
= FASTEST_ISO_INTF
; i
> 0; i
--)
1707 if (usb_set_interface(usb
, UEA_DS_IFACE_NO
, i
) == 0)
1711 uea_dbg(usb
, "set alternate %d for 2 interface\n", i
);
1712 uea_info(usb
, "using iso mode\n");
1713 usbatm
->flags
|= UDSL_USE_ISOC
| UDSL_IGNORE_EILSEQ
;
1715 uea_err(usb
, "setting any alternate failed for "
1716 "2 interface, using bulk mode\n");
1726 ret
= create_fs_entries(intf
);
1735 static void destroy_fs_entries(struct usb_interface
*intf
)
1737 sysfs_remove_group(&intf
->dev
.kobj
, &attr_grp
);
1740 static void uea_unbind(struct usbatm_data
*usbatm
, struct usb_interface
*intf
)
1742 struct uea_softc
*sc
= usbatm
->driver_data
;
1744 destroy_fs_entries(intf
);
1749 static struct usbatm_driver uea_usbatm_driver
= {
1750 .driver_name
= "ueagle-atm",
1752 .atm_start
= uea_atm_open
,
1753 .unbind
= uea_unbind
,
1754 .heavy_init
= uea_heavy
,
1755 .bulk_in
= UEA_BULK_DATA_PIPE
,
1756 .bulk_out
= UEA_BULK_DATA_PIPE
,
1757 .isoc_in
= UEA_ISO_DATA_PIPE
,
1760 static int uea_probe(struct usb_interface
*intf
, const struct usb_device_id
*id
)
1762 struct usb_device
*usb
= interface_to_usbdev(intf
);
1765 uea_info(usb
, "ADSL device founded vid (%#X) pid (%#X) : %s %s\n",
1766 le16_to_cpu(usb
->descriptor
.idVendor
),
1767 le16_to_cpu(usb
->descriptor
.idProduct
),
1768 chip_name
[UEA_CHIP_VERSION(id
)], IS_ISDN(usb
)?"isdn":"pots");
1770 usb_reset_device(usb
);
1772 if (UEA_IS_PREFIRM(id
))
1773 return uea_load_firmware(usb
, UEA_CHIP_VERSION(id
));
1775 return usbatm_usb_probe(intf
, id
, &uea_usbatm_driver
);
1778 static void uea_disconnect(struct usb_interface
*intf
)
1780 struct usb_device
*usb
= interface_to_usbdev(intf
);
1781 int ifnum
= intf
->altsetting
->desc
.bInterfaceNumber
;
1784 /* ADI930 has 2 interfaces and eagle 3 interfaces.
1785 * Pre-firmware device has one interface
1787 if (usb
->config
->desc
.bNumInterfaces
!= 1 && ifnum
== 0) {
1788 mutex_lock(&uea_mutex
);
1789 usbatm_usb_disconnect(intf
);
1790 mutex_unlock(&uea_mutex
);
1791 uea_info(usb
, "ADSL device removed\n");
1798 * List of supported VID/PID
1800 static const struct usb_device_id uea_ids
[] = {
1801 {USB_DEVICE(ELSA_VID
, ELSA_PID_PREFIRM
), .driver_info
= ADI930
| PREFIRM
},
1802 {USB_DEVICE(ELSA_VID
, ELSA_PID_PSTFIRM
), .driver_info
= ADI930
| PSTFIRM
},
1803 {USB_DEVICE(EAGLE_VID
, EAGLE_I_PID_PREFIRM
), .driver_info
= EAGLE_I
| PREFIRM
},
1804 {USB_DEVICE(EAGLE_VID
, EAGLE_I_PID_PSTFIRM
), .driver_info
= EAGLE_I
| PSTFIRM
},
1805 {USB_DEVICE(EAGLE_VID
, EAGLE_II_PID_PREFIRM
), .driver_info
= EAGLE_II
| PREFIRM
},
1806 {USB_DEVICE(EAGLE_VID
, EAGLE_II_PID_PSTFIRM
), .driver_info
= EAGLE_II
| PSTFIRM
},
1807 {USB_DEVICE(EAGLE_VID
, EAGLE_IIC_PID_PREFIRM
), .driver_info
= EAGLE_II
| PREFIRM
},
1808 {USB_DEVICE(EAGLE_VID
, EAGLE_IIC_PID_PSTFIRM
), .driver_info
= EAGLE_II
| PSTFIRM
},
1809 {USB_DEVICE(EAGLE_VID
, EAGLE_III_PID_PREFIRM
), .driver_info
= EAGLE_III
| PREFIRM
},
1810 {USB_DEVICE(EAGLE_VID
, EAGLE_III_PID_PSTFIRM
), .driver_info
= EAGLE_III
| PSTFIRM
},
1811 {USB_DEVICE(USR_VID
, MILLER_A_PID_PREFIRM
), .driver_info
= EAGLE_I
| PREFIRM
},
1812 {USB_DEVICE(USR_VID
, MILLER_A_PID_PSTFIRM
), .driver_info
= EAGLE_I
| PSTFIRM
},
1813 {USB_DEVICE(USR_VID
, MILLER_B_PID_PREFIRM
), .driver_info
= EAGLE_I
| PREFIRM
},
1814 {USB_DEVICE(USR_VID
, MILLER_B_PID_PSTFIRM
), .driver_info
= EAGLE_I
| PSTFIRM
},
1815 {USB_DEVICE(USR_VID
, HEINEKEN_A_PID_PREFIRM
),.driver_info
= EAGLE_I
| PREFIRM
},
1816 {USB_DEVICE(USR_VID
, HEINEKEN_A_PID_PSTFIRM
),.driver_info
= EAGLE_I
| PSTFIRM
},
1817 {USB_DEVICE(USR_VID
, HEINEKEN_B_PID_PREFIRM
),.driver_info
= EAGLE_I
| PREFIRM
},
1818 {USB_DEVICE(USR_VID
, HEINEKEN_B_PID_PSTFIRM
),.driver_info
= EAGLE_I
| PSTFIRM
},
1823 * USB driver descriptor
1825 static struct usb_driver uea_driver
= {
1826 .name
= "ueagle-atm",
1827 .id_table
= uea_ids
,
1829 .disconnect
= uea_disconnect
,
1832 MODULE_DEVICE_TABLE(usb
, uea_ids
);
1835 * uea_init - Initialize the module.
1836 * Register to USB subsystem
1838 static int __init
uea_init(void)
1840 printk(KERN_INFO
"[ueagle-atm] driver " EAGLEUSBVERSION
" loaded\n");
1842 usb_register(&uea_driver
);
1847 module_init(uea_init
);
1850 * uea_exit - Destroy module
1851 * Deregister with USB subsystem
1853 static void __exit
uea_exit(void)
1856 * This calls automatically the uea_disconnect method if necessary:
1858 usb_deregister(&uea_driver
);
1860 printk(KERN_INFO
"[ueagle-atm] driver unloaded\n");
1863 module_exit(uea_exit
);
1865 MODULE_AUTHOR("Damien Bergamini/Matthieu Castet/Stanislaw W. Gruszka");
1866 MODULE_DESCRIPTION("ADI 930/Eagle USB ADSL Modem driver");
1867 MODULE_LICENSE("Dual BSD/GPL");