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 1.1"
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(sc) \
222 (le16_to_cpu(sc->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(1500)
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 | \
318 #define SA_CNTL MAKESA('C', 'N', 'T', 'L')
319 #define SA_DIAG MAKESA('D', 'I', 'A', 'G')
320 #define SA_INFO MAKESA('I', 'N', 'F', 'O')
321 #define SA_OPTN MAKESA('O', 'P', 'T', 'N')
322 #define SA_RATE MAKESA('R', 'A', 'T', 'E')
323 #define SA_STAT MAKESA('S', 'T', 'A', 'T')
324 __le16 wOffsetAddress;
326 } __attribute__ ((packed));
329 /* structure representing swap information */
332 __u8 bOvl; /* overlay */
333 } __attribute__ ((packed));
335 /* structure representing interrupt data */
343 #define INT_LOADSWAPPAGE 0x0001
344 #define INT_INCOMINGCMV 0x0002
347 struct swap_info swapinfo;
349 } __attribute__ ((packed)) s1;
354 } __attribute__ ((packed)) s2;
355 } __attribute__ ((packed)) u;
356 #define bSwapPageNo u.s1.swapinfo.bSwapPageNo
357 #define bOvl u.s1.swapinfo.bOvl
358 } __attribute__ ((packed));
359 #define INTR_PKT_SIZE 28
361 static struct usb_driver uea_driver;
362 static DEFINE_MUTEX(uea_mutex);
363 static const char *chip_name[] = {"ADI930", "Eagle I", "Eagle II", "Eagle III"};
365 static int modem_index;
366 static unsigned int debug;
367 static int sync_wait[NB_MODEM];
368 static char *cmv_file[NB_MODEM];
370 module_param(debug, uint, 0644);
371 MODULE_PARM_DESC(debug, "module debug level (0=off,1=on,2=verbose)");
372 module_param_array(sync_wait, bool, NULL, 0644);
373 MODULE_PARM_DESC(sync_wait, "wait the synchronisation before starting ATM");
374 module_param_array(cmv_file, charp, NULL, 0644);
375 MODULE_PARM_DESC(cmv_file,
376 "file name with configuration and management variables");
378 #define UPDATE_ATM_STAT(type, val) \
380 if (sc->usbatm->atm_dev) \
381 sc->usbatm->atm_dev->type = val; \
384 /* Firmware loading */
385 #define LOAD_INTERNAL 0xA0
386 #define F8051_USBCS 0x7f92
389 * uea_send_modem_cmd - Send a command for pre-firmware devices.
391 static int uea_send_modem_cmd(struct usb_device *usb,
392 u16 addr, u16 size, u8 * buff)
397 xfer_buff = kmalloc(size, GFP_KERNEL);
399 memcpy(xfer_buff, buff, size);
400 ret = usb_control_msg(usb,
401 usb_sndctrlpipe(usb, 0),
403 USB_DIR_OUT | USB_TYPE_VENDOR |
404 USB_RECIP_DEVICE, addr, 0, xfer_buff,
412 return (ret == size) ? 0 : -EIO;
415 static void uea_upload_pre_firmware(const struct firmware *fw_entry, void *context)
417 struct usb_device *usb = context;
424 uea_err(usb, "firmware is not available\n");
428 pfw = fw_entry->data;
429 size = fw_entry->size;
431 goto err_fw_corrupted;
433 crc = FW_GET_LONG(pfw);
436 if (crc32_be(0, pfw, size) != crc)
437 goto err_fw_corrupted;
440 * Start to upload formware : send reset
443 ret = uea_send_modem_cmd(usb, F8051_USBCS, sizeof(value), &value);
446 uea_err(usb, "modem reset failed with error %d\n", ret);
451 u8 len = FW_GET_BYTE(pfw);
452 u16 add = FW_GET_WORD(pfw + 1);
456 goto err_fw_corrupted;
458 ret = uea_send_modem_cmd(usb, add, len, pfw + 3);
460 uea_err(usb, "uploading firmware data failed "
461 "with error %d\n", ret);
468 goto err_fw_corrupted;
471 * Tell the modem we finish : de-assert reset
474 ret = uea_send_modem_cmd(usb, F8051_USBCS, 1, &value);
476 uea_err(usb, "modem de-assert failed with error %d\n", ret);
478 uea_info(usb, "firmware uploaded\n");
484 uea_err(usb, "firmware is corrupted\n");
490 * uea_load_firmware - Load usb firmware for pre-firmware devices.
492 static int uea_load_firmware(struct usb_device *usb, unsigned int ver)
495 char *fw_name = FW_DIR "eagle.fw";
498 uea_info(usb, "pre-firmware device, uploading firmware\n");
502 fw_name = FW_DIR "adi930.fw";
505 fw_name = FW_DIR "eagleI.fw";
508 fw_name = FW_DIR "eagleII.fw";
511 fw_name = FW_DIR "eagleIII.fw";
515 ret = request_firmware_nowait(THIS_MODULE, 1, fw_name, &usb->dev, usb, uea_upload_pre_firmware);
517 uea_err(usb, "firmware %s is not available\n", fw_name);
519 uea_info(usb, "loading firmware %s\n", fw_name);
525 /* modem management : dsp firmware, send/read CMV, monitoring statistic
529 * Make sure that the DSP code provided is safe to use.
531 static int check_dsp(u8 *dsp, unsigned int len)
533 u8 pagecount, blockcount;
536 unsigned int i, j, p, pp;
538 pagecount = FW_GET_BYTE(dsp);
541 /* enough space for page offsets? */
542 if (p + 4 * pagecount > len)
545 for (i = 0; i < pagecount; i++) {
547 pageoffset = FW_GET_LONG(dsp + p);
553 /* enough space for blockcount? */
554 if (pageoffset >= len)
558 blockcount = FW_GET_BYTE(dsp + pp);
561 for (j = 0; j < blockcount; j++) {
563 /* enough space for block header? */
567 pp += 2; /* skip blockaddr */
568 blocksize = FW_GET_WORD(dsp + pp);
571 /* enough space for block data? */
572 if (pp + blocksize > len)
583 * send data to the idma pipe
585 static int uea_idma_write(struct uea_softc *sc, void *data, u32 size)
591 xfer_buff = kmalloc(size, GFP_KERNEL);
593 uea_err(INS_TO_USBDEV(sc), "can't allocate xfer_buff\n");
597 memcpy(xfer_buff, data, size);
599 ret = usb_bulk_msg(sc->usb_dev,
600 usb_sndbulkpipe(sc->usb_dev, UEA_IDMA_PIPE),
601 xfer_buff, size, &bytes_read, BULK_TIMEOUT);
606 if (size != bytes_read) {
607 uea_err(INS_TO_USBDEV(sc), "size != bytes_read %d %d\n", size,
615 static int request_dsp(struct uea_softc *sc)
620 if (UEA_CHIP_VERSION(sc) == ADI930) {
622 dsp_name = FW_DIR "DSP9i.bin";
624 dsp_name = FW_DIR "DSP9p.bin";
627 dsp_name = FW_DIR "DSPei.bin";
629 dsp_name = FW_DIR "DSPep.bin";
632 ret = request_firmware(&sc->dsp_firm,
633 dsp_name, &sc->usb_dev->dev);
635 uea_err(INS_TO_USBDEV(sc),
636 "requesting firmware %s failed with error %d\n",
641 if (check_dsp(sc->dsp_firm->data, sc->dsp_firm->size)) {
642 uea_err(INS_TO_USBDEV(sc), "firmware %s is corrupted\n",
644 release_firmware(sc->dsp_firm);
653 * The uea_load_page() function must be called within a process context
655 static void uea_load_page(void *xsc)
657 struct uea_softc *sc = xsc;
658 u16 pageno = sc->pageno;
660 struct block_info bi;
663 u8 pagecount, blockcount;
664 u16 blockaddr, blocksize;
668 /* reload firmware when reboot start and it's loaded already */
669 if (ovl == 0 && pageno == 0 && sc->dsp_firm) {
670 release_firmware(sc->dsp_firm);
674 if (sc->dsp_firm == NULL && request_dsp(sc) < 0)
677 p = sc->dsp_firm->data;
678 pagecount = FW_GET_BYTE(p);
681 if (pageno >= pagecount)
685 pageoffset = FW_GET_LONG(p);
690 p = sc->dsp_firm->data + pageoffset;
691 blockcount = FW_GET_BYTE(p);
694 uea_dbg(INS_TO_USBDEV(sc),
695 "sending %u blocks for DSP page %u\n", blockcount, pageno);
697 bi.wHdr = cpu_to_le16(UEA_BIHDR);
698 bi.wOvl = cpu_to_le16(ovl);
699 bi.wOvlOffset = cpu_to_le16(ovl | 0x8000);
701 for (i = 0; i < blockcount; i++) {
702 blockaddr = FW_GET_WORD(p);
705 blocksize = FW_GET_WORD(p);
708 bi.wSize = cpu_to_le16(blocksize);
709 bi.wAddress = cpu_to_le16(blockaddr);
710 bi.wLast = cpu_to_le16((i == blockcount - 1) ? 1 : 0);
712 /* send block info through the IDMA pipe */
713 if (uea_idma_write(sc, &bi, BLOCK_INFO_SIZE))
716 /* send block data through the IDMA pipe */
717 if (uea_idma_write(sc, p, blocksize))
726 uea_err(INS_TO_USBDEV(sc), "sending DSP block %u failed\n", i);
729 uea_err(INS_TO_USBDEV(sc), "invalid DSP page %u requested\n",pageno);
732 static inline void wake_up_cmv_ack(struct uea_softc *sc)
735 wake_up(&sc->cmv_ack_wait);
738 static inline int wait_cmv_ack(struct uea_softc *sc)
740 int ret = wait_event_timeout(sc->cmv_ack_wait,
741 sc->cmv_ack, ACK_TIMEOUT);
747 return (ret == 0) ? -ETIMEDOUT : 0;
751 #define UCDC_SEND_ENCAPSULATED_COMMAND 0x00
753 static int uea_request(struct uea_softc *sc,
754 u16 value, u16 index, u16 size, void *data)
759 xfer_buff = kmalloc(size, GFP_KERNEL);
761 uea_err(INS_TO_USBDEV(sc), "can't allocate xfer_buff\n");
764 memcpy(xfer_buff, data, size);
766 ret = usb_control_msg(sc->usb_dev, usb_sndctrlpipe(sc->usb_dev, 0),
767 UCDC_SEND_ENCAPSULATED_COMMAND,
768 USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
769 value, index, xfer_buff, size, CTRL_TIMEOUT);
773 uea_err(INS_TO_USBDEV(sc), "usb_control_msg error %d\n", ret);
778 uea_err(INS_TO_USBDEV(sc),
779 "usb_control_msg send only %d bytes (instead of %d)\n",
787 static int uea_cmv(struct uea_softc *sc,
788 u8 function, u32 address, u16 offset, u32 data)
793 /* we send a request, but we expect a reply */
794 sc->cmv_function = function | 0x2;
796 sc->cmv_address = address;
797 sc->cmv_offset = offset;
799 cmv.wPreamble = cpu_to_le16(PREAMBLE);
800 cmv.bDirection = HOSTTOMODEM;
801 cmv.bFunction = function;
802 cmv.wIndex = cpu_to_le16(sc->cmv_idx);
803 put_unaligned(cpu_to_le32(address), &cmv.dwSymbolicAddress);
804 cmv.wOffsetAddress = cpu_to_le16(offset);
805 put_unaligned(cpu_to_le32(data >> 16 | data << 16), &cmv.dwData);
807 ret = uea_request(sc, UEA_SET_BLOCK, UEA_MPTX_START, CMV_SIZE, &cmv);
810 return wait_cmv_ack(sc);
813 static inline int uea_read_cmv(struct uea_softc *sc,
814 u32 address, u16 offset, u32 *data)
816 int ret = uea_cmv(sc, MAKEFUNCTION(MEMACCESS, REQUESTREAD),
819 uea_err(INS_TO_USBDEV(sc),
820 "reading cmv failed with error %d\n", ret);
827 static inline int uea_write_cmv(struct uea_softc *sc,
828 u32 address, u16 offset, u32 data)
830 int ret = uea_cmv(sc, MAKEFUNCTION(MEMACCESS, REQUESTWRITE),
831 address, offset, data);
833 uea_err(INS_TO_USBDEV(sc),
834 "writing cmv failed with error %d\n", ret);
840 * Monitor the modem and update the stat
841 * return 0 if everything is ok
842 * return < 0 if an error occurs (-EAGAIN reboot needed)
844 static int uea_stat(struct uea_softc *sc)
849 uea_enters(INS_TO_USBDEV(sc));
850 data = sc->stats.phy.state;
852 ret = uea_read_cmv(sc, SA_STAT, 0, &sc->stats.phy.state);
856 switch (GET_STATUS(sc->stats.phy.state)) {
857 case 0: /* not yet synchronized */
858 uea_dbg(INS_TO_USBDEV(sc),
859 "modem not yet synchronized\n");
862 case 1: /* initialization */
863 uea_dbg(INS_TO_USBDEV(sc), "modem initializing\n");
866 case 2: /* operational */
867 uea_vdbg(INS_TO_USBDEV(sc), "modem operational\n");
870 case 3: /* fail ... */
871 uea_info(INS_TO_USBDEV(sc), "modem synchronization failed\n");
874 case 4 ... 6: /* test state */
875 uea_warn(INS_TO_USBDEV(sc),
876 "modem in test mode - not supported\n");
879 case 7: /* fast-retain ... */
880 uea_info(INS_TO_USBDEV(sc), "modem in fast-retain mode\n");
883 uea_err(INS_TO_USBDEV(sc), "modem invalid SW mode %d\n",
884 GET_STATUS(sc->stats.phy.state));
888 if (GET_STATUS(data) != 2) {
889 uea_request(sc, UEA_SET_MODE, UEA_LOOPBACK_OFF, 0, NULL);
890 uea_info(INS_TO_USBDEV(sc), "modem operational\n");
892 /* release the dsp firmware as it is not needed until
896 release_firmware(sc->dsp_firm);
900 ret = uea_read_cmv(sc, SA_INFO, 10, &sc->stats.phy.firmid);
903 uea_info(INS_TO_USBDEV(sc), "ATU-R firmware version : %x\n",
904 sc->stats.phy.firmid);
907 /* always update it as atm layer could not be init when we switch to
910 UPDATE_ATM_STAT(signal, ATM_PHY_SIG_FOUND);
912 /* wake up processes waiting for synchronization */
913 wake_up(&sc->sync_q);
915 ret = uea_read_cmv(sc, SA_DIAG, 2, &sc->stats.phy.flags);
918 sc->stats.phy.mflags |= sc->stats.phy.flags;
920 /* in case of a flags ( for example delineation LOSS (& 0x10)),
921 * we check the status again in order to detect the failure earlier
923 if (sc->stats.phy.flags) {
924 uea_dbg(INS_TO_USBDEV(sc), "Stat flag = %d\n",
925 sc->stats.phy.flags);
929 ret = uea_read_cmv(sc, SA_RATE, 0, &data);
933 /* in bulk mode the modem have problem with high rate
934 * changing internal timing could improve things, but the
935 * value is misterious.
936 * ADI930 don't support it (-EPIPE error).
938 if (UEA_CHIP_VERSION(sc) != ADI930
939 && sc->stats.phy.dsrate != (data >> 16) * 32) {
940 /* Original timming from ADI(used in windows driver)
941 * 0x20ffff>>16 * 32 = 32 * 32 = 1Mbits
943 u16 timeout = (data <= 0x20ffff) ? 0 : 1;
944 ret = uea_request(sc, UEA_SET_TIMEOUT, timeout, 0, NULL);
945 uea_info(INS_TO_USBDEV(sc),
946 "setting new timeout %d%s\n", timeout,
947 ret < 0?" failed":"");
949 sc->stats.phy.dsrate = (data >> 16) * 32;
950 sc->stats.phy.usrate = (data & 0xffff) * 32;
951 UPDATE_ATM_STAT(link_rate, sc->stats.phy.dsrate * 1000 / 424);
953 ret = uea_read_cmv(sc, SA_DIAG, 23, &data);
956 sc->stats.phy.dsattenuation = (data & 0xff) / 2;
958 ret = uea_read_cmv(sc, SA_DIAG, 47, &data);
961 sc->stats.phy.usattenuation = (data & 0xff) / 2;
963 ret = uea_read_cmv(sc, SA_DIAG, 25, &sc->stats.phy.dsmargin);
967 ret = uea_read_cmv(sc, SA_DIAG, 49, &sc->stats.phy.usmargin);
971 ret = uea_read_cmv(sc, SA_DIAG, 51, &sc->stats.phy.rxflow);
975 ret = uea_read_cmv(sc, SA_DIAG, 52, &sc->stats.phy.txflow);
979 ret = uea_read_cmv(sc, SA_DIAG, 54, &sc->stats.phy.dsunc);
984 ret = uea_read_cmv(sc, SA_DIAG, 58, &sc->stats.phy.usunc);
988 ret = uea_read_cmv(sc, SA_DIAG, 53, &sc->stats.phy.dscorr);
993 ret = uea_read_cmv(sc, SA_DIAG, 57, &sc->stats.phy.uscorr);
997 ret = uea_read_cmv(sc, SA_INFO, 8, &sc->stats.phy.vidco);
1001 ret = uea_read_cmv(sc, SA_INFO, 13, &sc->stats.phy.vidcpe);
1008 static int request_cmvs(struct uea_softc *sc,
1009 struct uea_cmvs **cmvs, const struct firmware **fw)
1014 static char cmv_name[256] = FW_DIR;
1016 if (cmv_file[sc->modem_index] == NULL) {
1017 if (UEA_CHIP_VERSION(sc) == ADI930)
1018 file = (IS_ISDN(sc)) ? "CMV9i.bin" : "CMV9p.bin";
1020 file = (IS_ISDN(sc)) ? "CMVei.bin" : "CMVep.bin";
1022 file = cmv_file[sc->modem_index];
1024 strcpy(cmv_name, FW_DIR);
1025 strlcat(cmv_name, file, sizeof(cmv_name));
1027 ret = request_firmware(fw, cmv_name, &sc->usb_dev->dev);
1029 uea_err(INS_TO_USBDEV(sc),
1030 "requesting firmware %s failed with error %d\n",
1035 data = (u8 *) (*fw)->data;
1036 size = *data * sizeof(struct uea_cmvs) + 1;
1037 if (size != (*fw)->size) {
1038 uea_err(INS_TO_USBDEV(sc), "firmware %s is corrupted\n",
1040 release_firmware(*fw);
1044 *cmvs = (struct uea_cmvs *)(data + 1);
1048 /* Start boot post firmware modem:
1049 * - send reset commands through usb control pipe
1050 * - start workqueue for DSP loading
1051 * - send CMV options to modem
1054 static int uea_start_reset(struct uea_softc *sc)
1056 u16 zero = 0; /* ;-) */
1058 struct uea_cmvs *cmvs;
1059 const struct firmware *cmvs_fw;
1061 uea_enters(INS_TO_USBDEV(sc));
1062 uea_info(INS_TO_USBDEV(sc), "(re)booting started\n");
1065 UPDATE_ATM_STAT(signal, ATM_PHY_SIG_LOST);
1067 /* reset statistics */
1068 memset(&sc->stats, 0, sizeof(struct uea_stats));
1070 /* tell the modem that we want to boot in IDMA mode */
1071 uea_request(sc, UEA_SET_MODE, UEA_LOOPBACK_ON, 0, NULL);
1072 uea_request(sc, UEA_SET_MODE, UEA_BOOT_IDMA, 0, NULL);
1074 /* enter reset mode */
1075 uea_request(sc, UEA_SET_MODE, UEA_START_RESET, 0, NULL);
1077 /* original driver use 200ms, but windows driver use 100ms */
1080 /* leave reset mode */
1081 uea_request(sc, UEA_SET_MODE, UEA_END_RESET, 0, NULL);
1083 /* clear tx and rx mailboxes */
1084 uea_request(sc, UEA_SET_2183_DATA, UEA_MPTX_MAILBOX, 2, &zero);
1085 uea_request(sc, UEA_SET_2183_DATA, UEA_MPRX_MAILBOX, 2, &zero);
1086 uea_request(sc, UEA_SET_2183_DATA, UEA_SWAP_MAILBOX, 2, &zero);
1089 sc->cmv_function = MAKEFUNCTION(ADSLDIRECTIVE, MODEMREADY);
1092 /* start loading DSP */
1095 schedule_work(&sc->task);
1097 /* wait for modem ready CMV */
1098 ret = wait_cmv_ack(sc);
1102 /* Enter in R-IDLE (cmv) until instructed otherwise */
1103 ret = uea_write_cmv(sc, SA_CNTL, 0, 1);
1108 ret = len = request_cmvs(sc, &cmvs, &cmvs_fw);
1113 for (i = 0; i < len; i++) {
1114 ret = uea_write_cmv(sc, FW_GET_LONG(&cmvs[i].address),
1115 FW_GET_WORD(&cmvs[i].offset),
1116 FW_GET_LONG(&cmvs[i].data));
1120 /* Enter in R-ACT-REQ */
1121 ret = uea_write_cmv(sc, SA_CNTL, 0, 2);
1123 release_firmware(cmvs_fw);
1125 uea_leaves(INS_TO_USBDEV(sc));
1130 * In case of an error wait 1s before rebooting the modem
1131 * if the modem don't request reboot (-EAGAIN).
1132 * Monitor the modem every 1s.
1135 static int uea_kthread(void *data)
1137 struct uea_softc *sc = data;
1140 uea_enters(INS_TO_USBDEV(sc));
1141 while (!kthread_should_stop()) {
1142 if (ret < 0 || sc->reset)
1143 ret = uea_start_reset(sc);
1149 uea_leaves(INS_TO_USBDEV(sc));
1153 /* Load second usb firmware for ADI930 chip */
1154 static int load_XILINX_firmware(struct uea_softc *sc)
1156 const struct firmware *fw_entry;
1157 int ret, size, u, ln;
1159 char *fw_name = FW_DIR "930-fpga.bin";
1161 uea_enters(INS_TO_USBDEV(sc));
1163 ret = request_firmware(&fw_entry, fw_name, &sc->usb_dev->dev);
1165 uea_err(INS_TO_USBDEV(sc), "firmware %s is not available\n",
1170 pfw = fw_entry->data;
1171 size = fw_entry->size;
1172 if (size != 0x577B) {
1173 uea_err(INS_TO_USBDEV(sc), "firmware %s is corrupted\n",
1178 for (u = 0; u < size; u += ln) {
1179 ln = min(size - u, 64);
1180 ret = uea_request(sc, 0xe, 0, ln, pfw + u);
1182 uea_err(INS_TO_USBDEV(sc),
1183 "elsa download data failed (%d)\n", ret);
1188 /* finish to send the fpga
1190 ret = uea_request(sc, 0xe, 1, 0, NULL);
1192 uea_err(INS_TO_USBDEV(sc),
1193 "elsa download data failed (%d)\n", ret);
1198 * Tell the modem we finish : de-assert reset
1201 ret = uea_send_modem_cmd(sc->usb_dev, 0xe, 1, &value);
1203 uea_err(sc->usb_dev, "elsa de-assert failed with error %d\n", ret);
1207 release_firmware(fw_entry);
1209 uea_leaves(INS_TO_USBDEV(sc));
1213 static void uea_dispatch_cmv(struct uea_softc *sc, struct cmv* cmv)
1215 uea_enters(INS_TO_USBDEV(sc));
1216 if (le16_to_cpu(cmv->wPreamble) != PREAMBLE)
1219 if (cmv->bDirection != MODEMTOHOST)
1222 /* FIXME : ADI930 reply wrong preambule (func = 2, sub = 2) to
1223 * the first MEMACESS cmv. Ignore it...
1225 if (cmv->bFunction != sc->cmv_function) {
1226 if (UEA_CHIP_VERSION(sc) == ADI930
1227 && cmv->bFunction == MAKEFUNCTION(2, 2)) {
1228 cmv->wIndex = cpu_to_le16(sc->cmv_idx);
1229 put_unaligned(cpu_to_le32(sc->cmv_address), &cmv->dwSymbolicAddress);
1230 cmv->wOffsetAddress = cpu_to_le16(sc->cmv_offset);
1236 if (cmv->bFunction == MAKEFUNCTION(ADSLDIRECTIVE, MODEMREADY)) {
1237 wake_up_cmv_ack(sc);
1241 /* in case of MEMACCESS */
1242 if (le16_to_cpu(cmv->wIndex) != sc->cmv_idx ||
1243 le32_to_cpu(get_unaligned(&cmv->dwSymbolicAddress)) !=
1245 || le16_to_cpu(cmv->wOffsetAddress) != sc->cmv_offset)
1248 sc->data = le32_to_cpu(get_unaligned(&cmv->dwData));
1249 sc->data = sc->data << 16 | sc->data >> 16;
1251 wake_up_cmv_ack(sc);
1255 uea_err(INS_TO_USBDEV(sc), "unexpected cmv received,"
1256 "Function : %d, Subfunction : %d\n",
1257 FUNCTION_TYPE(cmv->bFunction),
1258 FUNCTION_SUBTYPE(cmv->bFunction));
1262 uea_err(INS_TO_USBDEV(sc), "invalid cmv received, "
1263 "wPreamble %d, bDirection %d\n",
1264 le16_to_cpu(cmv->wPreamble), cmv->bDirection);
1270 static void uea_intr(struct urb *urb, struct pt_regs *regs)
1272 struct uea_softc *sc = (struct uea_softc *)urb->context;
1273 struct intr_pkt *intr;
1274 uea_enters(INS_TO_USBDEV(sc));
1276 if (urb->status < 0) {
1277 uea_err(INS_TO_USBDEV(sc), "uea_intr() failed with %d\n",
1282 intr = (struct intr_pkt *) urb->transfer_buffer;
1284 /* device-to-host interrupt */
1285 if (intr->bType != 0x08 || sc->booting) {
1286 uea_err(INS_TO_USBDEV(sc), "wrong intr\n");
1292 switch (le16_to_cpu(intr->wInterrupt)) {
1293 case INT_LOADSWAPPAGE:
1294 sc->pageno = intr->bSwapPageNo;
1295 sc->ovl = intr->bOvl >> 4 | intr->bOvl << 4;
1296 schedule_work(&sc->task);
1299 case INT_INCOMINGCMV:
1300 uea_dispatch_cmv(sc, &intr->u.s2.cmv);
1304 uea_err(INS_TO_USBDEV(sc), "unknown intr %u\n",
1305 le16_to_cpu(intr->wInterrupt));
1309 usb_submit_urb(sc->urb_int, GFP_ATOMIC);
1313 * Start the modem : init the data and start kernel thread
1315 static int uea_boot(struct uea_softc *sc)
1318 struct intr_pkt *intr;
1320 uea_enters(INS_TO_USBDEV(sc));
1322 INIT_WORK(&sc->task, uea_load_page, sc);
1323 init_waitqueue_head(&sc->sync_q);
1324 init_waitqueue_head(&sc->cmv_ack_wait);
1326 if (UEA_CHIP_VERSION(sc) == ADI930)
1327 load_XILINX_firmware(sc);
1329 intr = kmalloc(INTR_PKT_SIZE, GFP_KERNEL);
1331 uea_err(INS_TO_USBDEV(sc),
1332 "cannot allocate interrupt package\n");
1333 uea_leaves(INS_TO_USBDEV(sc));
1337 sc->urb_int = usb_alloc_urb(0, GFP_KERNEL);
1339 uea_err(INS_TO_USBDEV(sc), "cannot allocate interrupt URB\n");
1343 usb_fill_int_urb(sc->urb_int, sc->usb_dev,
1344 usb_rcvintpipe(sc->usb_dev, UEA_INTR_PIPE),
1345 intr, INTR_PKT_SIZE, uea_intr, sc,
1346 sc->usb_dev->actconfig->interface[0]->altsetting[0].
1347 endpoint[0].desc.bInterval);
1349 ret = usb_submit_urb(sc->urb_int, GFP_KERNEL);
1351 uea_err(INS_TO_USBDEV(sc),
1352 "urb submition failed with error %d\n", ret);
1356 sc->kthread = kthread_run(uea_kthread, sc, "ueagle-atm");
1357 if (sc->kthread == ERR_PTR(-ENOMEM)) {
1358 uea_err(INS_TO_USBDEV(sc), "failed to create thread\n");
1362 uea_leaves(INS_TO_USBDEV(sc));
1366 usb_kill_urb(sc->urb_int);
1370 usb_free_urb(sc->urb_int);
1371 uea_leaves(INS_TO_USBDEV(sc));
1376 * Stop the modem : kill kernel thread and free data
1378 static void uea_stop(struct uea_softc *sc)
1381 uea_enters(INS_TO_USBDEV(sc));
1382 ret = kthread_stop(sc->kthread);
1383 uea_info(INS_TO_USBDEV(sc), "kthread finish with status %d\n", ret);
1385 /* stop any pending boot process */
1386 flush_scheduled_work();
1388 uea_request(sc, UEA_SET_MODE, UEA_LOOPBACK_ON, 0, NULL);
1390 usb_kill_urb(sc->urb_int);
1391 kfree(sc->urb_int->transfer_buffer);
1392 usb_free_urb(sc->urb_int);
1395 release_firmware(sc->dsp_firm);
1396 uea_leaves(INS_TO_USBDEV(sc));
1399 /* syfs interface */
1400 static struct uea_softc *dev_to_uea(struct device *dev)
1402 struct usb_interface *intf;
1403 struct usbatm_data *usbatm;
1405 intf = to_usb_interface(dev);
1409 usbatm = usb_get_intfdata(intf);
1413 return usbatm->driver_data;
1416 static ssize_t read_status(struct device *dev, struct device_attribute *attr,
1420 struct uea_softc *sc;
1422 mutex_lock(&uea_mutex);
1423 sc = dev_to_uea(dev);
1426 ret = snprintf(buf, 10, "%08x\n", sc->stats.phy.state);
1428 mutex_unlock(&uea_mutex);
1432 static ssize_t reboot(struct device *dev, struct device_attribute *attr,
1433 const char *buf, size_t count)
1436 struct uea_softc *sc;
1438 mutex_lock(&uea_mutex);
1439 sc = dev_to_uea(dev);
1445 mutex_unlock(&uea_mutex);
1449 static DEVICE_ATTR(stat_status, S_IWUGO | S_IRUGO, read_status, reboot);
1451 static ssize_t read_human_status(struct device *dev, struct device_attribute *attr,
1455 struct uea_softc *sc;
1457 mutex_lock(&uea_mutex);
1458 sc = dev_to_uea(dev);
1462 switch (GET_STATUS(sc->stats.phy.state)) {
1464 ret = sprintf(buf, "Modem is booting\n");
1467 ret = sprintf(buf, "Modem is initializing\n");
1470 ret = sprintf(buf, "Modem is operational\n");
1473 ret = sprintf(buf, "Modem synchronization failed\n");
1477 mutex_unlock(&uea_mutex);
1481 static DEVICE_ATTR(stat_human_status, S_IWUGO | S_IRUGO, read_human_status, NULL);
1483 static ssize_t read_delin(struct device *dev, struct device_attribute *attr,
1487 struct uea_softc *sc;
1489 mutex_lock(&uea_mutex);
1490 sc = dev_to_uea(dev);
1494 if (sc->stats.phy.flags & 0x0C00)
1495 ret = sprintf(buf, "ERROR\n");
1496 else if (sc->stats.phy.flags & 0x0030)
1497 ret = sprintf(buf, "LOSS\n");
1499 ret = sprintf(buf, "GOOD\n");
1501 mutex_unlock(&uea_mutex);
1505 static DEVICE_ATTR(stat_delin, S_IWUGO | S_IRUGO, read_delin, NULL);
1507 #define UEA_ATTR(name, reset) \
1509 static ssize_t read_##name(struct device *dev, \
1510 struct device_attribute *attr, char *buf) \
1512 int ret = -ENODEV; \
1513 struct uea_softc *sc; \
1515 mutex_lock(&uea_mutex); \
1516 sc = dev_to_uea(dev); \
1519 ret = snprintf(buf, 10, "%08x\n", sc->stats.phy.name); \
1521 sc->stats.phy.name = 0; \
1523 mutex_unlock(&uea_mutex); \
1527 static DEVICE_ATTR(stat_##name, S_IRUGO, read_##name, NULL)
1529 UEA_ATTR(mflags, 1);
1530 UEA_ATTR(vidcpe, 0);
1531 UEA_ATTR(usrate, 0);
1532 UEA_ATTR(dsrate, 0);
1533 UEA_ATTR(usattenuation, 0);
1534 UEA_ATTR(dsattenuation, 0);
1535 UEA_ATTR(usmargin, 0);
1536 UEA_ATTR(dsmargin, 0);
1537 UEA_ATTR(txflow, 0);
1538 UEA_ATTR(rxflow, 0);
1539 UEA_ATTR(uscorr, 0);
1540 UEA_ATTR(dscorr, 0);
1544 /* Retrieve the device End System Identifier (MAC) */
1546 #define htoi(x) (isdigit(x) ? x-'0' : toupper(x)-'A'+10)
1547 static int uea_getesi(struct uea_softc *sc, u_char * esi)
1549 unsigned char mac_str[2 * ETH_ALEN + 1];
1552 (sc->usb_dev, sc->usb_dev->descriptor.iSerialNumber, mac_str,
1553 sizeof(mac_str)) != 2 * ETH_ALEN)
1556 for (i = 0; i < ETH_ALEN; i++)
1557 esi[i] = htoi(mac_str[2 * i]) * 16 + htoi(mac_str[2 * i + 1]);
1563 static int uea_atm_open(struct usbatm_data *usbatm, struct atm_dev *atm_dev)
1565 struct uea_softc *sc = usbatm->driver_data;
1567 return uea_getesi(sc, atm_dev->esi);
1570 static int uea_heavy(struct usbatm_data *usbatm, struct usb_interface *intf)
1572 struct uea_softc *sc = usbatm->driver_data;
1574 wait_event(sc->sync_q, IS_OPERATIONAL(sc));
1580 static int claim_interface(struct usb_device *usb_dev,
1581 struct usbatm_data *usbatm, int ifnum)
1584 struct usb_interface *intf = usb_ifnum_to_if(usb_dev, ifnum);
1587 uea_err(usb_dev, "interface %d not found\n", ifnum);
1591 ret = usb_driver_claim_interface(&uea_driver, intf, usbatm);
1593 uea_err(usb_dev, "can't claim interface %d, error %d\n", ifnum,
1598 static void create_fs_entries(struct uea_softc *sc, struct usb_interface *intf)
1600 /* sysfs interface */
1601 device_create_file(&intf->dev, &dev_attr_stat_status);
1602 device_create_file(&intf->dev, &dev_attr_stat_mflags);
1603 device_create_file(&intf->dev, &dev_attr_stat_human_status);
1604 device_create_file(&intf->dev, &dev_attr_stat_delin);
1605 device_create_file(&intf->dev, &dev_attr_stat_vidcpe);
1606 device_create_file(&intf->dev, &dev_attr_stat_usrate);
1607 device_create_file(&intf->dev, &dev_attr_stat_dsrate);
1608 device_create_file(&intf->dev, &dev_attr_stat_usattenuation);
1609 device_create_file(&intf->dev, &dev_attr_stat_dsattenuation);
1610 device_create_file(&intf->dev, &dev_attr_stat_usmargin);
1611 device_create_file(&intf->dev, &dev_attr_stat_dsmargin);
1612 device_create_file(&intf->dev, &dev_attr_stat_txflow);
1613 device_create_file(&intf->dev, &dev_attr_stat_rxflow);
1614 device_create_file(&intf->dev, &dev_attr_stat_uscorr);
1615 device_create_file(&intf->dev, &dev_attr_stat_dscorr);
1616 device_create_file(&intf->dev, &dev_attr_stat_usunc);
1617 device_create_file(&intf->dev, &dev_attr_stat_dsunc);
1620 static int uea_bind(struct usbatm_data *usbatm, struct usb_interface *intf,
1621 const struct usb_device_id *id)
1623 struct usb_device *usb = interface_to_usbdev(intf);
1624 struct uea_softc *sc;
1625 int ret, ifnum = intf->altsetting->desc.bInterfaceNumber;
1629 /* interface 0 is for firmware/monitoring */
1630 if (ifnum != UEA_INTR_IFACE_NO)
1633 usbatm->flags = (sync_wait[modem_index] ? 0 : UDSL_SKIP_HEAVY_INIT);
1635 /* interface 1 is for outbound traffic */
1636 ret = claim_interface(usb, usbatm, UEA_US_IFACE_NO);
1640 /* ADI930 has only 2 interfaces and inbound traffic
1643 if (UEA_CHIP_VERSION(id) != ADI930) {
1644 /* interface 2 is for inbound traffic */
1645 ret = claim_interface(usb, usbatm, UEA_DS_IFACE_NO);
1650 sc = kzalloc(sizeof(struct uea_softc), GFP_KERNEL);
1652 uea_err(INS_TO_USBDEV(sc), "uea_init: not enough memory !\n");
1657 usbatm->driver_data = sc;
1658 sc->usbatm = usbatm;
1659 sc->modem_index = (modem_index < NB_MODEM) ? modem_index++ : 0;
1660 sc->driver_info = id->driver_info;
1668 create_fs_entries(sc, intf);
1672 static void destroy_fs_entries(struct uea_softc *sc, struct usb_interface *intf)
1674 /* sysfs interface */
1675 device_remove_file(&intf->dev, &dev_attr_stat_status);
1676 device_remove_file(&intf->dev, &dev_attr_stat_mflags);
1677 device_remove_file(&intf->dev, &dev_attr_stat_human_status);
1678 device_remove_file(&intf->dev, &dev_attr_stat_delin);
1679 device_remove_file(&intf->dev, &dev_attr_stat_vidcpe);
1680 device_remove_file(&intf->dev, &dev_attr_stat_usrate);
1681 device_remove_file(&intf->dev, &dev_attr_stat_dsrate);
1682 device_remove_file(&intf->dev, &dev_attr_stat_usattenuation);
1683 device_remove_file(&intf->dev, &dev_attr_stat_dsattenuation);
1684 device_remove_file(&intf->dev, &dev_attr_stat_usmargin);
1685 device_remove_file(&intf->dev, &dev_attr_stat_dsmargin);
1686 device_remove_file(&intf->dev, &dev_attr_stat_txflow);
1687 device_remove_file(&intf->dev, &dev_attr_stat_rxflow);
1688 device_remove_file(&intf->dev, &dev_attr_stat_uscorr);
1689 device_remove_file(&intf->dev, &dev_attr_stat_dscorr);
1690 device_remove_file(&intf->dev, &dev_attr_stat_usunc);
1691 device_remove_file(&intf->dev, &dev_attr_stat_dsunc);
1694 static void uea_unbind(struct usbatm_data *usbatm, struct usb_interface *intf)
1696 struct uea_softc *sc = usbatm->driver_data;
1698 destroy_fs_entries(sc, intf);
1703 static struct usbatm_driver uea_usbatm_driver = {
1704 .driver_name = "ueagle-atm",
1706 .atm_start = uea_atm_open,
1707 .unbind = uea_unbind,
1708 .heavy_init = uea_heavy,
1709 .bulk_in = UEA_BULK_DATA_PIPE,
1710 .bulk_out = UEA_BULK_DATA_PIPE,
1713 static int uea_probe(struct usb_interface *intf, const struct usb_device_id *id)
1715 struct usb_device *usb = interface_to_usbdev(intf);
1718 uea_info(usb, "ADSL device founded vid (%#X) pid (%#X) : %s\n",
1719 le16_to_cpu(usb->descriptor.idVendor),
1720 le16_to_cpu(usb->descriptor.idProduct),
1721 chip_name[UEA_CHIP_VERSION(id)]);
1723 usb_reset_device(usb);
1725 if (UEA_IS_PREFIRM(id))
1726 return uea_load_firmware(usb, UEA_CHIP_VERSION(id));
1728 return usbatm_usb_probe(intf, id, &uea_usbatm_driver);
1731 static void uea_disconnect(struct usb_interface *intf)
1733 struct usb_device *usb = interface_to_usbdev(intf);
1734 int ifnum = intf->altsetting->desc.bInterfaceNumber;
1737 /* ADI930 has 2 interfaces and eagle 3 interfaces.
1738 * Pre-firmware device has one interface
1740 if (usb->config->desc.bNumInterfaces != 1 && ifnum == 0) {
1741 mutex_lock(&uea_mutex);
1742 usbatm_usb_disconnect(intf);
1743 mutex_unlock(&uea_mutex);
1744 uea_info(usb, "ADSL device removed\n");
1751 * List of supported VID/PID
1753 static const struct usb_device_id uea_ids[] = {
1754 {USB_DEVICE(ELSA_VID, ELSA_PID_PREFIRM), .driver_info = ADI930 | PREFIRM},
1755 {USB_DEVICE(ELSA_VID, ELSA_PID_PSTFIRM), .driver_info = ADI930 | PSTFIRM},
1756 {USB_DEVICE(EAGLE_VID, EAGLE_I_PID_PREFIRM), .driver_info = EAGLE_I | PREFIRM},
1757 {USB_DEVICE(EAGLE_VID, EAGLE_I_PID_PSTFIRM), .driver_info = EAGLE_I | PSTFIRM},
1758 {USB_DEVICE(EAGLE_VID, EAGLE_II_PID_PREFIRM), .driver_info = EAGLE_II | PREFIRM},
1759 {USB_DEVICE(EAGLE_VID, EAGLE_II_PID_PSTFIRM), .driver_info = EAGLE_II | PSTFIRM},
1760 {USB_DEVICE(EAGLE_VID, EAGLE_IIC_PID_PREFIRM), .driver_info = EAGLE_II | PREFIRM},
1761 {USB_DEVICE(EAGLE_VID, EAGLE_IIC_PID_PSTFIRM), .driver_info = EAGLE_II | PSTFIRM},
1762 {USB_DEVICE(EAGLE_VID, EAGLE_III_PID_PREFIRM), .driver_info = EAGLE_III | PREFIRM},
1763 {USB_DEVICE(EAGLE_VID, EAGLE_III_PID_PSTFIRM), .driver_info = EAGLE_III | PSTFIRM},
1764 {USB_DEVICE(USR_VID, MILLER_A_PID_PREFIRM), .driver_info = EAGLE_I | PREFIRM},
1765 {USB_DEVICE(USR_VID, MILLER_A_PID_PSTFIRM), .driver_info = EAGLE_I | PSTFIRM},
1766 {USB_DEVICE(USR_VID, MILLER_B_PID_PREFIRM), .driver_info = EAGLE_I | PREFIRM},
1767 {USB_DEVICE(USR_VID, MILLER_B_PID_PSTFIRM), .driver_info = EAGLE_I | PSTFIRM},
1768 {USB_DEVICE(USR_VID, HEINEKEN_A_PID_PREFIRM),.driver_info = EAGLE_I | PREFIRM},
1769 {USB_DEVICE(USR_VID, HEINEKEN_A_PID_PSTFIRM),.driver_info = EAGLE_I | PSTFIRM},
1770 {USB_DEVICE(USR_VID, HEINEKEN_B_PID_PREFIRM),.driver_info = EAGLE_I | PREFIRM},
1771 {USB_DEVICE(USR_VID, HEINEKEN_B_PID_PSTFIRM),.driver_info = EAGLE_I | PSTFIRM},
1776 * USB driver descriptor
1778 static struct usb_driver uea_driver = {
1779 .name = "ueagle-atm",
1780 .id_table = uea_ids,
1782 .disconnect = uea_disconnect,
1785 MODULE_DEVICE_TABLE(usb, uea_ids);
1788 * uea_init - Initialize the module.
1789 * Register to USB subsystem
1791 static int __init uea_init(void)
1793 printk(KERN_INFO "[ueagle-atm] driver " EAGLEUSBVERSION " loaded\n");
1795 usb_register(&uea_driver);
1800 module_init(uea_init);
1803 * uea_exit - Destroy module
1804 * Deregister with USB subsystem
1806 static void __exit uea_exit(void)
1809 * This calls automatically the uea_disconnect method if necessary:
1811 usb_deregister(&uea_driver);
1813 printk(KERN_INFO "[ueagle-atm] driver unloaded\n");
1816 module_exit(uea_exit);
1818 MODULE_AUTHOR("Damien Bergamini/Matthieu Castet/Stanislaw W. Gruszka");
1819 MODULE_DESCRIPTION("ADI 930/Eagle USB ADSL Modem driver");
1820 MODULE_LICENSE("Dual BSD/GPL");