Commit | Line | Data |
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b72458a8 | 1 | /*- |
2 | * Copyright (c) 2003, 2004 | |
3 | * Damien Bergamini <damien.bergamini@free.fr>. All rights reserved. | |
4 | * | |
0eb0226c SG |
5 | * Copyright (c) 2005-2007 Matthieu Castet <castet.matthieu@free.fr> |
6 | * Copyright (c) 2005-2007 Stanislaw Gruszka <stf_xl@wp.pl> | |
b72458a8 | 7 | * |
8 | * This software is available to you under a choice of one of two | |
9 | * licenses. You may choose to be licensed under the terms of the GNU | |
10 | * General Public License (GPL) Version 2, available from the file | |
11 | * COPYING in the main directory of this source tree, or the | |
12 | * BSD license below: | |
13 | * | |
14 | * Redistribution and use in source and binary forms, with or without | |
15 | * modification, are permitted provided that the following conditions | |
16 | * are met: | |
17 | * 1. Redistributions of source code must retain the above copyright | |
18 | * notice unmodified, this list of conditions, and the following | |
19 | * disclaimer. | |
20 | * 2. Redistributions in binary form must reproduce the above copyright | |
21 | * notice, this list of conditions and the following disclaimer in the | |
22 | * documentation and/or other materials provided with the distribution. | |
23 | * | |
24 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND | |
25 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
26 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | |
27 | * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE | |
28 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL | |
29 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS | |
30 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | |
31 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT | |
32 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY | |
33 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF | |
34 | * SUCH DAMAGE. | |
35 | * | |
36 | * GPL license : | |
37 | * This program is free software; you can redistribute it and/or | |
38 | * modify it under the terms of the GNU General Public License | |
39 | * as published by the Free Software Foundation; either version 2 | |
40 | * of the License, or (at your option) any later version. | |
41 | * | |
42 | * This program is distributed in the hope that it will be useful, | |
43 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
44 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
45 | * GNU General Public License for more details. | |
46 | * | |
47 | * You should have received a copy of the GNU General Public License | |
48 | * along with this program; if not, write to the Free Software | |
49 | * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. | |
50 | * | |
51 | * | |
52 | * HISTORY : some part of the code was base on ueagle 1.3 BSD driver, | |
53 | * Damien Bergamini agree to put his code under a DUAL GPL/BSD license. | |
54 | * | |
55 | * The rest of the code was was rewritten from scratch. | |
56 | */ | |
57 | ||
58 | #include <linux/module.h> | |
59 | #include <linux/moduleparam.h> | |
60 | #include <linux/init.h> | |
61 | #include <linux/crc32.h> | |
62 | #include <linux/usb.h> | |
63 | #include <linux/firmware.h> | |
64 | #include <linux/ctype.h> | |
5371f80a | 65 | #include <linux/sched.h> |
b72458a8 | 66 | #include <linux/kthread.h> |
ab3c81ff | 67 | #include <linux/mutex.h> |
7dfb7103 | 68 | #include <linux/freezer.h> |
5a0e3ad6 | 69 | #include <linux/slab.h> |
e644814a | 70 | #include <linux/kernel.h> |
7dfb7103 | 71 | |
b72458a8 | 72 | #include <asm/unaligned.h> |
73 | ||
74 | #include "usbatm.h" | |
75 | ||
a7a0c9cd | 76 | #define EAGLEUSBVERSION "ueagle 1.4" |
b72458a8 | 77 | |
78 | ||
79 | /* | |
80 | * Debug macros | |
81 | */ | |
82 | #define uea_dbg(usb_dev, format, args...) \ | |
83 | do { \ | |
84 | if (debug >= 1) \ | |
85 | dev_dbg(&(usb_dev)->dev, \ | |
86 | "[ueagle-atm dbg] %s: " format, \ | |
441b62c1 | 87 | __func__, ##args); \ |
a7a0c9cd | 88 | } while (0) |
b72458a8 | 89 | |
90 | #define uea_vdbg(usb_dev, format, args...) \ | |
91 | do { \ | |
92 | if (debug >= 2) \ | |
93 | dev_dbg(&(usb_dev)->dev, \ | |
94 | "[ueagle-atm vdbg] " format, ##args); \ | |
a7a0c9cd | 95 | } while (0) |
b72458a8 | 96 | |
97 | #define uea_enters(usb_dev) \ | |
4545f7ee | 98 | uea_vdbg(usb_dev, "entering %s\n" , __func__) |
b72458a8 | 99 | |
100 | #define uea_leaves(usb_dev) \ | |
4545f7ee | 101 | uea_vdbg(usb_dev, "leaving %s\n" , __func__) |
b72458a8 | 102 | |
4545f7ee JBTN |
103 | #define uea_err(usb_dev, format, args...) \ |
104 | dev_err(&(usb_dev)->dev , "[UEAGLE-ATM] " format , ##args) | |
b72458a8 | 105 | |
4545f7ee JBTN |
106 | #define uea_warn(usb_dev, format, args...) \ |
107 | dev_warn(&(usb_dev)->dev , "[Ueagle-atm] " format, ##args) | |
b72458a8 | 108 | |
4545f7ee JBTN |
109 | #define uea_info(usb_dev, format, args...) \ |
110 | dev_info(&(usb_dev)->dev , "[ueagle-atm] " format, ##args) | |
b72458a8 | 111 | |
c8e46379 SG |
112 | struct intr_pkt; |
113 | ||
114 | /* cmv's from firmware */ | |
115 | struct uea_cmvs_v1 { | |
b72458a8 | 116 | u32 address; |
117 | u16 offset; | |
118 | u32 data; | |
119 | } __attribute__ ((packed)); | |
120 | ||
c8e46379 SG |
121 | struct uea_cmvs_v2 { |
122 | u32 group; | |
123 | u32 address; | |
124 | u32 offset; | |
125 | u32 data; | |
126 | } __attribute__ ((packed)); | |
127 | ||
128 | /* information about currently processed cmv */ | |
129 | struct cmv_dsc_e1 { | |
130 | u8 function; | |
131 | u16 idx; | |
132 | u32 address; | |
133 | u16 offset; | |
134 | }; | |
135 | ||
136 | struct cmv_dsc_e4 { | |
137 | u16 function; | |
138 | u16 offset; | |
139 | u16 address; | |
140 | u16 group; | |
141 | }; | |
142 | ||
143 | union cmv_dsc { | |
144 | struct cmv_dsc_e1 e1; | |
145 | struct cmv_dsc_e4 e4; | |
146 | }; | |
147 | ||
b72458a8 | 148 | struct uea_softc { |
149 | struct usb_device *usb_dev; | |
150 | struct usbatm_data *usbatm; | |
151 | ||
152 | int modem_index; | |
153 | unsigned int driver_info; | |
603cf608 SG |
154 | int annex; |
155 | #define ANNEXA 0 | |
156 | #define ANNEXB 1 | |
b72458a8 | 157 | |
158 | int booting; | |
159 | int reset; | |
160 | ||
161 | wait_queue_head_t sync_q; | |
162 | ||
163 | struct task_struct *kthread; | |
164 | u32 data; | |
c8e46379 | 165 | u32 data1; |
c8e46379 | 166 | |
b72458a8 | 167 | int cmv_ack; |
c8e46379 | 168 | union cmv_dsc cmv_dsc; |
b72458a8 | 169 | |
170 | struct work_struct task; | |
04ea02f5 | 171 | struct workqueue_struct *work_q; |
b72458a8 | 172 | u16 pageno; |
173 | u16 ovl; | |
174 | ||
175 | const struct firmware *dsp_firm; | |
176 | struct urb *urb_int; | |
177 | ||
c8e46379 SG |
178 | void (*dispatch_cmv) (struct uea_softc *, struct intr_pkt *); |
179 | void (*schedule_load_page) (struct uea_softc *, struct intr_pkt *); | |
180 | int (*stat) (struct uea_softc *); | |
181 | int (*send_cmvs) (struct uea_softc *); | |
b72458a8 | 182 | |
183 | /* keep in sync with eaglectl */ | |
184 | struct uea_stats { | |
185 | struct { | |
186 | u32 state; | |
187 | u32 flags; | |
188 | u32 mflags; | |
189 | u32 vidcpe; | |
190 | u32 vidco; | |
191 | u32 dsrate; | |
192 | u32 usrate; | |
193 | u32 dsunc; | |
194 | u32 usunc; | |
195 | u32 dscorr; | |
196 | u32 uscorr; | |
197 | u32 txflow; | |
198 | u32 rxflow; | |
199 | u32 usattenuation; | |
200 | u32 dsattenuation; | |
201 | u32 dsmargin; | |
202 | u32 usmargin; | |
203 | u32 firmid; | |
204 | } phy; | |
205 | } stats; | |
206 | }; | |
207 | ||
208 | /* | |
209 | * Elsa IDs | |
210 | */ | |
211 | #define ELSA_VID 0x05CC | |
212 | #define ELSA_PID_PSTFIRM 0x3350 | |
213 | #define ELSA_PID_PREFIRM 0x3351 | |
214 | ||
603cf608 SG |
215 | #define ELSA_PID_A_PREFIRM 0x3352 |
216 | #define ELSA_PID_A_PSTFIRM 0x3353 | |
217 | #define ELSA_PID_B_PREFIRM 0x3362 | |
218 | #define ELSA_PID_B_PSTFIRM 0x3363 | |
219 | ||
b72458a8 | 220 | /* |
603cf608 | 221 | * Devolo IDs : pots if (pid & 0x10) |
b72458a8 | 222 | */ |
603cf608 SG |
223 | #define DEVOLO_VID 0x1039 |
224 | #define DEVOLO_EAGLE_I_A_PID_PSTFIRM 0x2110 | |
225 | #define DEVOLO_EAGLE_I_A_PID_PREFIRM 0x2111 | |
226 | ||
227 | #define DEVOLO_EAGLE_I_B_PID_PSTFIRM 0x2100 | |
228 | #define DEVOLO_EAGLE_I_B_PID_PREFIRM 0x2101 | |
229 | ||
230 | #define DEVOLO_EAGLE_II_A_PID_PSTFIRM 0x2130 | |
231 | #define DEVOLO_EAGLE_II_A_PID_PREFIRM 0x2131 | |
232 | ||
233 | #define DEVOLO_EAGLE_II_B_PID_PSTFIRM 0x2120 | |
234 | #define DEVOLO_EAGLE_II_B_PID_PREFIRM 0x2121 | |
235 | ||
236 | /* | |
237 | * Reference design USB IDs | |
238 | */ | |
239 | #define ANALOG_VID 0x1110 | |
240 | #define ADI930_PID_PREFIRM 0x9001 | |
241 | #define ADI930_PID_PSTFIRM 0x9000 | |
242 | ||
b72458a8 | 243 | #define EAGLE_I_PID_PREFIRM 0x9010 /* Eagle I */ |
244 | #define EAGLE_I_PID_PSTFIRM 0x900F /* Eagle I */ | |
245 | ||
246 | #define EAGLE_IIC_PID_PREFIRM 0x9024 /* Eagle IIC */ | |
247 | #define EAGLE_IIC_PID_PSTFIRM 0x9023 /* Eagle IIC */ | |
248 | ||
249 | #define EAGLE_II_PID_PREFIRM 0x9022 /* Eagle II */ | |
250 | #define EAGLE_II_PID_PSTFIRM 0x9021 /* Eagle II */ | |
251 | ||
b72458a8 | 252 | #define EAGLE_III_PID_PREFIRM 0x9032 /* Eagle III */ |
253 | #define EAGLE_III_PID_PSTFIRM 0x9031 /* Eagle III */ | |
254 | ||
c8e46379 SG |
255 | #define EAGLE_IV_PID_PREFIRM 0x9042 /* Eagle IV */ |
256 | #define EAGLE_IV_PID_PSTFIRM 0x9041 /* Eagle IV */ | |
257 | ||
b72458a8 | 258 | /* |
259 | * USR USB IDs | |
260 | */ | |
261 | #define USR_VID 0x0BAF | |
262 | #define MILLER_A_PID_PREFIRM 0x00F2 | |
263 | #define MILLER_A_PID_PSTFIRM 0x00F1 | |
264 | #define MILLER_B_PID_PREFIRM 0x00FA | |
265 | #define MILLER_B_PID_PSTFIRM 0x00F9 | |
266 | #define HEINEKEN_A_PID_PREFIRM 0x00F6 | |
267 | #define HEINEKEN_A_PID_PSTFIRM 0x00F5 | |
268 | #define HEINEKEN_B_PID_PREFIRM 0x00F8 | |
269 | #define HEINEKEN_B_PID_PSTFIRM 0x00F7 | |
270 | ||
271 | #define PREFIRM 0 | |
272 | #define PSTFIRM (1<<7) | |
603cf608 SG |
273 | #define AUTO_ANNEX_A (1<<8) |
274 | #define AUTO_ANNEX_B (1<<9) | |
275 | ||
b72458a8 | 276 | enum { |
277 | ADI930 = 0, | |
278 | EAGLE_I, | |
279 | EAGLE_II, | |
c8e46379 SG |
280 | EAGLE_III, |
281 | EAGLE_IV | |
b72458a8 | 282 | }; |
283 | ||
284 | /* macros for both struct usb_device_id and struct uea_softc */ | |
285 | #define UEA_IS_PREFIRM(x) \ | |
286 | (!((x)->driver_info & PSTFIRM)) | |
287 | #define UEA_CHIP_VERSION(x) \ | |
288 | ((x)->driver_info & 0xf) | |
289 | ||
603cf608 SG |
290 | #define IS_ISDN(x) \ |
291 | ((x)->annex & ANNEXB) | |
b72458a8 | 292 | |
4545f7ee | 293 | #define INS_TO_USBDEV(ins) (ins->usb_dev) |
b72458a8 | 294 | |
295 | #define GET_STATUS(data) \ | |
296 | ((data >> 8) & 0xf) | |
c8e46379 | 297 | |
b72458a8 | 298 | #define IS_OPERATIONAL(sc) \ |
c8e46379 SG |
299 | ((UEA_CHIP_VERSION(sc) != EAGLE_IV) ? \ |
300 | (GET_STATUS(sc->stats.phy.state) == 2) : \ | |
301 | (sc->stats.phy.state == 7)) | |
b72458a8 | 302 | |
303 | /* | |
304 | * Set of macros to handle unaligned data in the firmware blob. | |
305 | * The FW_GET_BYTE() macro is provided only for consistency. | |
306 | */ | |
307 | ||
4545f7ee | 308 | #define FW_GET_BYTE(p) (*((__u8 *) (p))) |
b72458a8 | 309 | |
310 | #define FW_DIR "ueagle-atm/" | |
ade901d7 | 311 | #define UEA_FW_NAME_MAX 30 |
b72458a8 | 312 | #define NB_MODEM 4 |
313 | ||
314 | #define BULK_TIMEOUT 300 | |
315 | #define CTRL_TIMEOUT 1000 | |
316 | ||
22fcceb5 | 317 | #define ACK_TIMEOUT msecs_to_jiffies(3000) |
b72458a8 | 318 | |
4545f7ee | 319 | #define UEA_INTR_IFACE_NO 0 |
b72458a8 | 320 | #define UEA_US_IFACE_NO 1 |
321 | #define UEA_DS_IFACE_NO 2 | |
322 | ||
323 | #define FASTEST_ISO_INTF 8 | |
324 | ||
325 | #define UEA_BULK_DATA_PIPE 0x02 | |
326 | #define UEA_IDMA_PIPE 0x04 | |
327 | #define UEA_INTR_PIPE 0x04 | |
328 | #define UEA_ISO_DATA_PIPE 0x08 | |
329 | ||
4545f7ee | 330 | #define UEA_E1_SET_BLOCK 0x0001 |
c8e46379 | 331 | #define UEA_E4_SET_BLOCK 0x002c |
4545f7ee | 332 | #define UEA_SET_MODE 0x0003 |
b72458a8 | 333 | #define UEA_SET_2183_DATA 0x0004 |
334 | #define UEA_SET_TIMEOUT 0x0011 | |
335 | ||
336 | #define UEA_LOOPBACK_OFF 0x0002 | |
337 | #define UEA_LOOPBACK_ON 0x0003 | |
338 | #define UEA_BOOT_IDMA 0x0006 | |
339 | #define UEA_START_RESET 0x0007 | |
340 | #define UEA_END_RESET 0x0008 | |
341 | ||
342 | #define UEA_SWAP_MAILBOX (0x3fcd | 0x4000) | |
343 | #define UEA_MPTX_START (0x3fce | 0x4000) | |
344 | #define UEA_MPTX_MAILBOX (0x3fd6 | 0x4000) | |
345 | #define UEA_MPRX_MAILBOX (0x3fdf | 0x4000) | |
346 | ||
c8e46379 SG |
347 | /* block information in eagle4 dsp firmware */ |
348 | struct block_index { | |
349 | __le32 PageOffset; | |
350 | __le32 NotLastBlock; | |
351 | __le32 dummy; | |
352 | __le32 PageSize; | |
353 | __le32 PageAddress; | |
354 | __le16 dummy1; | |
355 | __le16 PageNumber; | |
356 | } __attribute__ ((packed)); | |
357 | ||
358 | #define E4_IS_BOOT_PAGE(PageSize) ((le32_to_cpu(PageSize)) & 0x80000000) | |
359 | #define E4_PAGE_BYTES(PageSize) ((le32_to_cpu(PageSize) & 0x7fffffff) * 4) | |
360 | ||
361 | #define E4_L1_STRING_HEADER 0x10 | |
362 | #define E4_MAX_PAGE_NUMBER 0x58 | |
363 | #define E4_NO_SWAPPAGE_HEADERS 0x31 | |
364 | ||
365 | /* l1_code is eagle4 dsp firmware format */ | |
366 | struct l1_code { | |
367 | u8 string_header[E4_L1_STRING_HEADER]; | |
368 | u8 page_number_to_block_index[E4_MAX_PAGE_NUMBER]; | |
369 | struct block_index page_header[E4_NO_SWAPPAGE_HEADERS]; | |
4545f7ee | 370 | u8 code[0]; |
c8e46379 SG |
371 | } __attribute__ ((packed)); |
372 | ||
373 | /* structures describing a block within a DSP page */ | |
374 | struct block_info_e1 { | |
b72458a8 | 375 | __le16 wHdr; |
b72458a8 | 376 | __le16 wAddress; |
377 | __le16 wSize; | |
378 | __le16 wOvlOffset; | |
379 | __le16 wOvl; /* overlay */ | |
380 | __le16 wLast; | |
381 | } __attribute__ ((packed)); | |
c8e46379 SG |
382 | #define E1_BLOCK_INFO_SIZE 12 |
383 | ||
384 | struct block_info_e4 { | |
385 | __be16 wHdr; | |
386 | __u8 bBootPage; | |
387 | __u8 bPageNumber; | |
388 | __be32 dwSize; | |
389 | __be32 dwAddress; | |
390 | __be16 wReserved; | |
391 | } __attribute__ ((packed)); | |
392 | #define E4_BLOCK_INFO_SIZE 14 | |
b72458a8 | 393 | |
c8e46379 SG |
394 | #define UEA_BIHDR 0xabcd |
395 | #define UEA_RESERVED 0xffff | |
396 | ||
397 | /* constants describing cmv type */ | |
398 | #define E1_PREAMBLE 0x535c | |
399 | #define E1_MODEMTOHOST 0x01 | |
400 | #define E1_HOSTTOMODEM 0x10 | |
401 | ||
402 | #define E1_MEMACCESS 0x1 | |
403 | #define E1_ADSLDIRECTIVE 0x7 | |
404 | #define E1_FUNCTION_TYPE(f) ((f) >> 4) | |
405 | #define E1_FUNCTION_SUBTYPE(f) ((f) & 0x0f) | |
406 | ||
407 | #define E4_MEMACCESS 0 | |
408 | #define E4_ADSLDIRECTIVE 0xf | |
409 | #define E4_FUNCTION_TYPE(f) ((f) >> 8) | |
410 | #define E4_FUNCTION_SIZE(f) ((f) & 0x0f) | |
411 | #define E4_FUNCTION_SUBTYPE(f) (((f) >> 4) & 0x0f) | |
b72458a8 | 412 | |
b72458a8 | 413 | /* for MEMACCESS */ |
c8e46379 SG |
414 | #define E1_REQUESTREAD 0x0 |
415 | #define E1_REQUESTWRITE 0x1 | |
416 | #define E1_REPLYREAD 0x2 | |
417 | #define E1_REPLYWRITE 0x3 | |
418 | ||
419 | #define E4_REQUESTREAD 0x0 | |
420 | #define E4_REQUESTWRITE 0x4 | |
421 | #define E4_REPLYREAD (E4_REQUESTREAD | 1) | |
422 | #define E4_REPLYWRITE (E4_REQUESTWRITE | 1) | |
423 | ||
b72458a8 | 424 | /* for ADSLDIRECTIVE */ |
c8e46379 SG |
425 | #define E1_KERNELREADY 0x0 |
426 | #define E1_MODEMREADY 0x1 | |
b72458a8 | 427 | |
c8e46379 SG |
428 | #define E4_KERNELREADY 0x0 |
429 | #define E4_MODEMREADY 0x1 | |
430 | ||
431 | #define E1_MAKEFUNCTION(t, s) (((t) & 0xf) << 4 | ((s) & 0xf)) | |
4545f7ee JBTN |
432 | #define E4_MAKEFUNCTION(t, st, s) (((t) & 0xf) << 8 | \ |
433 | ((st) & 0xf) << 4 | ((s) & 0xf)) | |
c8e46379 SG |
434 | |
435 | #define E1_MAKESA(a, b, c, d) \ | |
b72458a8 | 436 | (((c) & 0xff) << 24 | \ |
437 | ((d) & 0xff) << 16 | \ | |
438 | ((a) & 0xff) << 8 | \ | |
439 | ((b) & 0xff)) | |
c8e46379 SG |
440 | |
441 | #define E1_GETSA1(a) ((a >> 8) & 0xff) | |
442 | #define E1_GETSA2(a) (a & 0xff) | |
443 | #define E1_GETSA3(a) ((a >> 24) & 0xff) | |
444 | #define E1_GETSA4(a) ((a >> 16) & 0xff) | |
445 | ||
446 | #define E1_SA_CNTL E1_MAKESA('C', 'N', 'T', 'L') | |
447 | #define E1_SA_DIAG E1_MAKESA('D', 'I', 'A', 'G') | |
448 | #define E1_SA_INFO E1_MAKESA('I', 'N', 'F', 'O') | |
449 | #define E1_SA_OPTN E1_MAKESA('O', 'P', 'T', 'N') | |
450 | #define E1_SA_RATE E1_MAKESA('R', 'A', 'T', 'E') | |
451 | #define E1_SA_STAT E1_MAKESA('S', 'T', 'A', 'T') | |
452 | ||
453 | #define E4_SA_CNTL 1 | |
454 | #define E4_SA_STAT 2 | |
455 | #define E4_SA_INFO 3 | |
456 | #define E4_SA_TEST 4 | |
457 | #define E4_SA_OPTN 5 | |
458 | #define E4_SA_RATE 6 | |
459 | #define E4_SA_DIAG 7 | |
460 | #define E4_SA_CNFG 8 | |
461 | ||
462 | /* structures representing a CMV (Configuration and Management Variable) */ | |
463 | struct cmv_e1 { | |
464 | __le16 wPreamble; | |
465 | __u8 bDirection; | |
466 | __u8 bFunction; | |
467 | __le16 wIndex; | |
468 | __le32 dwSymbolicAddress; | |
b72458a8 | 469 | __le16 wOffsetAddress; |
470 | __le32 dwData; | |
471 | } __attribute__ ((packed)); | |
b72458a8 | 472 | |
c8e46379 SG |
473 | struct cmv_e4 { |
474 | __be16 wGroup; | |
475 | __be16 wFunction; | |
476 | __be16 wOffset; | |
477 | __be16 wAddress; | |
4545f7ee | 478 | __be32 dwData[6]; |
c8e46379 SG |
479 | } __attribute__ ((packed)); |
480 | ||
481 | /* structures representing swap information */ | |
482 | struct swap_info_e1 { | |
b72458a8 | 483 | __u8 bSwapPageNo; |
484 | __u8 bOvl; /* overlay */ | |
485 | } __attribute__ ((packed)); | |
486 | ||
c8e46379 SG |
487 | struct swap_info_e4 { |
488 | __u8 bSwapPageNo; | |
489 | } __attribute__ ((packed)); | |
490 | ||
491 | /* structures representing interrupt data */ | |
492 | #define e1_bSwapPageNo u.e1.s1.swapinfo.bSwapPageNo | |
493 | #define e1_bOvl u.e1.s1.swapinfo.bOvl | |
494 | #define e4_bSwapPageNo u.e4.s1.swapinfo.bSwapPageNo | |
495 | ||
496 | #define INT_LOADSWAPPAGE 0x0001 | |
497 | #define INT_INCOMINGCMV 0x0002 | |
498 | ||
499 | union intr_data_e1 { | |
500 | struct { | |
501 | struct swap_info_e1 swapinfo; | |
502 | __le16 wDataSize; | |
503 | } __attribute__ ((packed)) s1; | |
504 | struct { | |
505 | struct cmv_e1 cmv; | |
506 | __le16 wDataSize; | |
507 | } __attribute__ ((packed)) s2; | |
508 | } __attribute__ ((packed)); | |
509 | ||
510 | union intr_data_e4 { | |
511 | struct { | |
512 | struct swap_info_e4 swapinfo; | |
513 | __le16 wDataSize; | |
514 | } __attribute__ ((packed)) s1; | |
515 | struct { | |
516 | struct cmv_e4 cmv; | |
517 | __le16 wDataSize; | |
518 | } __attribute__ ((packed)) s2; | |
519 | } __attribute__ ((packed)); | |
520 | ||
b72458a8 | 521 | struct intr_pkt { |
522 | __u8 bType; | |
523 | __u8 bNotification; | |
524 | __le16 wValue; | |
525 | __le16 wIndex; | |
526 | __le16 wLength; | |
527 | __le16 wInterrupt; | |
b72458a8 | 528 | union { |
c8e46379 SG |
529 | union intr_data_e1 e1; |
530 | union intr_data_e4 e4; | |
531 | } u; | |
b72458a8 | 532 | } __attribute__ ((packed)); |
c8e46379 SG |
533 | |
534 | #define E1_INTR_PKT_SIZE 28 | |
535 | #define E4_INTR_PKT_SIZE 64 | |
b72458a8 | 536 | |
537 | static struct usb_driver uea_driver; | |
ab3c81ff | 538 | static DEFINE_MUTEX(uea_mutex); |
4545f7ee JBTN |
539 | static const char *chip_name[] = {"ADI930", "Eagle I", "Eagle II", "Eagle III", |
540 | "Eagle IV"}; | |
b72458a8 | 541 | |
542 | static int modem_index; | |
543 | static unsigned int debug; | |
4545f7ee JBTN |
544 | static unsigned int altsetting[NB_MODEM] = { |
545 | [0 ... (NB_MODEM - 1)] = FASTEST_ISO_INTF}; | |
b72458a8 | 546 | static int sync_wait[NB_MODEM]; |
547 | static char *cmv_file[NB_MODEM]; | |
603cf608 | 548 | static int annex[NB_MODEM]; |
b72458a8 | 549 | |
550 | module_param(debug, uint, 0644); | |
551 | MODULE_PARM_DESC(debug, "module debug level (0=off,1=on,2=verbose)"); | |
503add46 SG |
552 | module_param_array(altsetting, uint, NULL, 0644); |
553 | MODULE_PARM_DESC(altsetting, "alternate setting for incoming traffic: 0=bulk, " | |
554 | "1=isoc slowest, ... , 8=isoc fastest (default)"); | |
b72458a8 | 555 | module_param_array(sync_wait, bool, NULL, 0644); |
556 | MODULE_PARM_DESC(sync_wait, "wait the synchronisation before starting ATM"); | |
557 | module_param_array(cmv_file, charp, NULL, 0644); | |
558 | MODULE_PARM_DESC(cmv_file, | |
559 | "file name with configuration and management variables"); | |
603cf608 SG |
560 | module_param_array(annex, uint, NULL, 0644); |
561 | MODULE_PARM_DESC(annex, | |
4545f7ee | 562 | "manually set annex a/b (0=auto, 1=annex a, 2=annex b)"); |
b72458a8 | 563 | |
337427f9 SG |
564 | #define uea_wait(sc, cond, timeo) \ |
565 | ({ \ | |
566 | int _r = wait_event_interruptible_timeout(sc->sync_q, \ | |
567 | (cond) || kthread_should_stop(), timeo); \ | |
568 | if (kthread_should_stop()) \ | |
569 | _r = -ENODEV; \ | |
570 | _r; \ | |
571 | }) | |
572 | ||
b72458a8 | 573 | #define UPDATE_ATM_STAT(type, val) \ |
574 | do { \ | |
575 | if (sc->usbatm->atm_dev) \ | |
576 | sc->usbatm->atm_dev->type = val; \ | |
577 | } while (0) | |
578 | ||
cc7b86c1 KH |
579 | #define UPDATE_ATM_SIGNAL(val) \ |
580 | do { \ | |
581 | if (sc->usbatm->atm_dev) \ | |
582 | atm_dev_signal_change(sc->usbatm->atm_dev, val); \ | |
583 | } while (0) | |
584 | ||
585 | ||
b72458a8 | 586 | /* Firmware loading */ |
587 | #define LOAD_INTERNAL 0xA0 | |
588 | #define F8051_USBCS 0x7f92 | |
589 | ||
590 | /** | |
591 | * uea_send_modem_cmd - Send a command for pre-firmware devices. | |
592 | */ | |
593 | static int uea_send_modem_cmd(struct usb_device *usb, | |
aafcd2f7 | 594 | u16 addr, u16 size, const u8 *buff) |
b72458a8 | 595 | { |
596 | int ret = -ENOMEM; | |
597 | u8 *xfer_buff; | |
598 | ||
5d7efe5b | 599 | xfer_buff = kmemdup(buff, size, GFP_KERNEL); |
b72458a8 | 600 | if (xfer_buff) { |
b72458a8 | 601 | ret = usb_control_msg(usb, |
602 | usb_sndctrlpipe(usb, 0), | |
603 | LOAD_INTERNAL, | |
604 | USB_DIR_OUT | USB_TYPE_VENDOR | | |
605 | USB_RECIP_DEVICE, addr, 0, xfer_buff, | |
606 | size, CTRL_TIMEOUT); | |
607 | kfree(xfer_buff); | |
608 | } | |
609 | ||
610 | if (ret < 0) | |
611 | return ret; | |
612 | ||
613 | return (ret == size) ? 0 : -EIO; | |
614 | } | |
615 | ||
4545f7ee JBTN |
616 | static void uea_upload_pre_firmware(const struct firmware *fw_entry, |
617 | void *context) | |
b72458a8 | 618 | { |
619 | struct usb_device *usb = context; | |
aafcd2f7 DW |
620 | const u8 *pfw; |
621 | u8 value; | |
b72458a8 | 622 | u32 crc = 0; |
623 | int ret, size; | |
624 | ||
625 | uea_enters(usb); | |
626 | if (!fw_entry) { | |
627 | uea_err(usb, "firmware is not available\n"); | |
628 | goto err; | |
629 | } | |
630 | ||
631 | pfw = fw_entry->data; | |
632 | size = fw_entry->size; | |
8d7802ed | 633 | if (size < 4) |
634 | goto err_fw_corrupted; | |
b72458a8 | 635 | |
a5abdeaf | 636 | crc = get_unaligned_le32(pfw); |
b72458a8 | 637 | pfw += 4; |
638 | size -= 4; | |
8d7802ed | 639 | if (crc32_be(0, pfw, size) != crc) |
640 | goto err_fw_corrupted; | |
b72458a8 | 641 | |
642 | /* | |
877d0310 | 643 | * Start to upload firmware : send reset |
b72458a8 | 644 | */ |
645 | value = 1; | |
646 | ret = uea_send_modem_cmd(usb, F8051_USBCS, sizeof(value), &value); | |
647 | ||
648 | if (ret < 0) { | |
649 | uea_err(usb, "modem reset failed with error %d\n", ret); | |
650 | goto err; | |
651 | } | |
652 | ||
8d7802ed | 653 | while (size > 3) { |
b72458a8 | 654 | u8 len = FW_GET_BYTE(pfw); |
a5abdeaf | 655 | u16 add = get_unaligned_le16(pfw + 1); |
8d7802ed | 656 | |
657 | size -= len + 3; | |
658 | if (size < 0) | |
659 | goto err_fw_corrupted; | |
660 | ||
b72458a8 | 661 | ret = uea_send_modem_cmd(usb, add, len, pfw + 3); |
662 | if (ret < 0) { | |
663 | uea_err(usb, "uploading firmware data failed " | |
664 | "with error %d\n", ret); | |
665 | goto err; | |
666 | } | |
667 | pfw += len + 3; | |
b72458a8 | 668 | } |
669 | ||
8d7802ed | 670 | if (size != 0) |
671 | goto err_fw_corrupted; | |
672 | ||
b72458a8 | 673 | /* |
674 | * Tell the modem we finish : de-assert reset | |
675 | */ | |
676 | value = 0; | |
677 | ret = uea_send_modem_cmd(usb, F8051_USBCS, 1, &value); | |
678 | if (ret < 0) | |
679 | uea_err(usb, "modem de-assert failed with error %d\n", ret); | |
680 | else | |
681 | uea_info(usb, "firmware uploaded\n"); | |
682 | ||
9ebfbd45 | 683 | goto err; |
8d7802ed | 684 | |
685 | err_fw_corrupted: | |
686 | uea_err(usb, "firmware is corrupted\n"); | |
b72458a8 | 687 | err: |
9ebfbd45 | 688 | release_firmware(fw_entry); |
b72458a8 | 689 | uea_leaves(usb); |
690 | } | |
691 | ||
692 | /** | |
693 | * uea_load_firmware - Load usb firmware for pre-firmware devices. | |
694 | */ | |
695 | static int uea_load_firmware(struct usb_device *usb, unsigned int ver) | |
696 | { | |
697 | int ret; | |
698 | char *fw_name = FW_DIR "eagle.fw"; | |
699 | ||
700 | uea_enters(usb); | |
701 | uea_info(usb, "pre-firmware device, uploading firmware\n"); | |
702 | ||
703 | switch (ver) { | |
704 | case ADI930: | |
705 | fw_name = FW_DIR "adi930.fw"; | |
706 | break; | |
707 | case EAGLE_I: | |
708 | fw_name = FW_DIR "eagleI.fw"; | |
709 | break; | |
710 | case EAGLE_II: | |
711 | fw_name = FW_DIR "eagleII.fw"; | |
712 | break; | |
713 | case EAGLE_III: | |
714 | fw_name = FW_DIR "eagleIII.fw"; | |
715 | break; | |
c8e46379 SG |
716 | case EAGLE_IV: |
717 | fw_name = FW_DIR "eagleIV.fw"; | |
718 | break; | |
b72458a8 | 719 | } |
720 | ||
9ebfbd45 | 721 | ret = request_firmware_nowait(THIS_MODULE, 1, fw_name, &usb->dev, |
4545f7ee JBTN |
722 | GFP_KERNEL, usb, |
723 | uea_upload_pre_firmware); | |
b72458a8 | 724 | if (ret) |
725 | uea_err(usb, "firmware %s is not available\n", fw_name); | |
726 | else | |
727 | uea_info(usb, "loading firmware %s\n", fw_name); | |
728 | ||
729 | uea_leaves(usb); | |
730 | return ret; | |
731 | } | |
732 | ||
733 | /* modem management : dsp firmware, send/read CMV, monitoring statistic | |
734 | */ | |
735 | ||
736 | /* | |
737 | * Make sure that the DSP code provided is safe to use. | |
738 | */ | |
aafcd2f7 | 739 | static int check_dsp_e1(const u8 *dsp, unsigned int len) |
b72458a8 | 740 | { |
741 | u8 pagecount, blockcount; | |
742 | u16 blocksize; | |
743 | u32 pageoffset; | |
744 | unsigned int i, j, p, pp; | |
745 | ||
b72458a8 | 746 | pagecount = FW_GET_BYTE(dsp); |
747 | p = 1; | |
748 | ||
749 | /* enough space for page offsets? */ | |
750 | if (p + 4 * pagecount > len) | |
751 | return 1; | |
752 | ||
753 | for (i = 0; i < pagecount; i++) { | |
754 | ||
a5abdeaf | 755 | pageoffset = get_unaligned_le32(dsp + p); |
b72458a8 | 756 | p += 4; |
757 | ||
758 | if (pageoffset == 0) | |
759 | continue; | |
760 | ||
761 | /* enough space for blockcount? */ | |
762 | if (pageoffset >= len) | |
763 | return 1; | |
764 | ||
765 | pp = pageoffset; | |
766 | blockcount = FW_GET_BYTE(dsp + pp); | |
767 | pp += 1; | |
768 | ||
769 | for (j = 0; j < blockcount; j++) { | |
770 | ||
771 | /* enough space for block header? */ | |
772 | if (pp + 4 > len) | |
773 | return 1; | |
774 | ||
775 | pp += 2; /* skip blockaddr */ | |
a5abdeaf | 776 | blocksize = get_unaligned_le16(dsp + pp); |
b72458a8 | 777 | pp += 2; |
778 | ||
779 | /* enough space for block data? */ | |
780 | if (pp + blocksize > len) | |
781 | return 1; | |
782 | ||
783 | pp += blocksize; | |
784 | } | |
785 | } | |
786 | ||
787 | return 0; | |
788 | } | |
789 | ||
aafcd2f7 | 790 | static int check_dsp_e4(const u8 *dsp, int len) |
c8e46379 SG |
791 | { |
792 | int i; | |
793 | struct l1_code *p = (struct l1_code *) dsp; | |
794 | unsigned int sum = p->code - dsp; | |
795 | ||
796 | if (len < sum) | |
797 | return 1; | |
798 | ||
799 | if (strcmp("STRATIPHY ANEXA", p->string_header) != 0 && | |
800 | strcmp("STRATIPHY ANEXB", p->string_header) != 0) | |
801 | return 1; | |
802 | ||
803 | for (i = 0; i < E4_MAX_PAGE_NUMBER; i++) { | |
804 | struct block_index *blockidx; | |
805 | u8 blockno = p->page_number_to_block_index[i]; | |
806 | if (blockno >= E4_NO_SWAPPAGE_HEADERS) | |
807 | continue; | |
808 | ||
809 | do { | |
810 | u64 l; | |
811 | ||
812 | if (blockno >= E4_NO_SWAPPAGE_HEADERS) | |
813 | return 1; | |
814 | ||
815 | blockidx = &p->page_header[blockno++]; | |
816 | if ((u8 *)(blockidx + 1) - dsp >= len) | |
817 | return 1; | |
818 | ||
819 | if (le16_to_cpu(blockidx->PageNumber) != i) | |
820 | return 1; | |
821 | ||
822 | l = E4_PAGE_BYTES(blockidx->PageSize); | |
823 | sum += l; | |
824 | l += le32_to_cpu(blockidx->PageOffset); | |
825 | if (l > len) | |
826 | return 1; | |
827 | ||
828 | /* zero is zero regardless endianes */ | |
829 | } while (blockidx->NotLastBlock); | |
830 | } | |
831 | ||
832 | return (sum == len) ? 0 : 1; | |
833 | } | |
834 | ||
b72458a8 | 835 | /* |
836 | * send data to the idma pipe | |
837 | * */ | |
aafcd2f7 | 838 | static int uea_idma_write(struct uea_softc *sc, const void *data, u32 size) |
b72458a8 | 839 | { |
840 | int ret = -ENOMEM; | |
841 | u8 *xfer_buff; | |
842 | int bytes_read; | |
843 | ||
5d7efe5b | 844 | xfer_buff = kmemdup(data, size, GFP_KERNEL); |
b72458a8 | 845 | if (!xfer_buff) { |
846 | uea_err(INS_TO_USBDEV(sc), "can't allocate xfer_buff\n"); | |
847 | return ret; | |
848 | } | |
849 | ||
b72458a8 | 850 | ret = usb_bulk_msg(sc->usb_dev, |
851 | usb_sndbulkpipe(sc->usb_dev, UEA_IDMA_PIPE), | |
852 | xfer_buff, size, &bytes_read, BULK_TIMEOUT); | |
853 | ||
854 | kfree(xfer_buff); | |
855 | if (ret < 0) | |
856 | return ret; | |
857 | if (size != bytes_read) { | |
858 | uea_err(INS_TO_USBDEV(sc), "size != bytes_read %d %d\n", size, | |
859 | bytes_read); | |
860 | return -EIO; | |
861 | } | |
862 | ||
863 | return 0; | |
864 | } | |
865 | ||
866 | static int request_dsp(struct uea_softc *sc) | |
867 | { | |
868 | int ret; | |
869 | char *dsp_name; | |
870 | ||
c8e46379 | 871 | if (UEA_CHIP_VERSION(sc) == EAGLE_IV) { |
603cf608 | 872 | if (IS_ISDN(sc)) |
c8e46379 SG |
873 | dsp_name = FW_DIR "DSP4i.bin"; |
874 | else | |
875 | dsp_name = FW_DIR "DSP4p.bin"; | |
876 | } else if (UEA_CHIP_VERSION(sc) == ADI930) { | |
603cf608 | 877 | if (IS_ISDN(sc)) |
b72458a8 | 878 | dsp_name = FW_DIR "DSP9i.bin"; |
879 | else | |
880 | dsp_name = FW_DIR "DSP9p.bin"; | |
881 | } else { | |
603cf608 | 882 | if (IS_ISDN(sc)) |
b72458a8 | 883 | dsp_name = FW_DIR "DSPei.bin"; |
884 | else | |
885 | dsp_name = FW_DIR "DSPep.bin"; | |
886 | } | |
887 | ||
e40abaf6 | 888 | ret = request_firmware(&sc->dsp_firm, dsp_name, &sc->usb_dev->dev); |
b72458a8 | 889 | if (ret < 0) { |
890 | uea_err(INS_TO_USBDEV(sc), | |
891 | "requesting firmware %s failed with error %d\n", | |
4545f7ee | 892 | dsp_name, ret); |
b72458a8 | 893 | return ret; |
894 | } | |
895 | ||
c8e46379 SG |
896 | if (UEA_CHIP_VERSION(sc) == EAGLE_IV) |
897 | ret = check_dsp_e4(sc->dsp_firm->data, sc->dsp_firm->size); | |
898 | else | |
899 | ret = check_dsp_e1(sc->dsp_firm->data, sc->dsp_firm->size); | |
900 | ||
901 | if (ret) { | |
b72458a8 | 902 | uea_err(INS_TO_USBDEV(sc), "firmware %s is corrupted\n", |
903 | dsp_name); | |
904 | release_firmware(sc->dsp_firm); | |
905 | sc->dsp_firm = NULL; | |
906 | return -EILSEQ; | |
907 | } | |
908 | ||
909 | return 0; | |
910 | } | |
911 | ||
912 | /* | |
913 | * The uea_load_page() function must be called within a process context | |
914 | */ | |
c8e46379 | 915 | static void uea_load_page_e1(struct work_struct *work) |
b72458a8 | 916 | { |
c4028958 | 917 | struct uea_softc *sc = container_of(work, struct uea_softc, task); |
b72458a8 | 918 | u16 pageno = sc->pageno; |
919 | u16 ovl = sc->ovl; | |
c8e46379 | 920 | struct block_info_e1 bi; |
b72458a8 | 921 | |
aafcd2f7 | 922 | const u8 *p; |
b72458a8 | 923 | u8 pagecount, blockcount; |
924 | u16 blockaddr, blocksize; | |
925 | u32 pageoffset; | |
926 | int i; | |
927 | ||
928 | /* reload firmware when reboot start and it's loaded already */ | |
929 | if (ovl == 0 && pageno == 0 && sc->dsp_firm) { | |
930 | release_firmware(sc->dsp_firm); | |
931 | sc->dsp_firm = NULL; | |
932 | } | |
933 | ||
934 | if (sc->dsp_firm == NULL && request_dsp(sc) < 0) | |
935 | return; | |
936 | ||
937 | p = sc->dsp_firm->data; | |
938 | pagecount = FW_GET_BYTE(p); | |
939 | p += 1; | |
940 | ||
941 | if (pageno >= pagecount) | |
942 | goto bad1; | |
943 | ||
944 | p += 4 * pageno; | |
a5abdeaf | 945 | pageoffset = get_unaligned_le32(p); |
b72458a8 | 946 | |
947 | if (pageoffset == 0) | |
948 | goto bad1; | |
949 | ||
950 | p = sc->dsp_firm->data + pageoffset; | |
951 | blockcount = FW_GET_BYTE(p); | |
952 | p += 1; | |
953 | ||
954 | uea_dbg(INS_TO_USBDEV(sc), | |
955 | "sending %u blocks for DSP page %u\n", blockcount, pageno); | |
956 | ||
957 | bi.wHdr = cpu_to_le16(UEA_BIHDR); | |
958 | bi.wOvl = cpu_to_le16(ovl); | |
959 | bi.wOvlOffset = cpu_to_le16(ovl | 0x8000); | |
960 | ||
961 | for (i = 0; i < blockcount; i++) { | |
a5abdeaf | 962 | blockaddr = get_unaligned_le16(p); |
b72458a8 | 963 | p += 2; |
964 | ||
a5abdeaf | 965 | blocksize = get_unaligned_le16(p); |
b72458a8 | 966 | p += 2; |
967 | ||
968 | bi.wSize = cpu_to_le16(blocksize); | |
969 | bi.wAddress = cpu_to_le16(blockaddr); | |
970 | bi.wLast = cpu_to_le16((i == blockcount - 1) ? 1 : 0); | |
971 | ||
972 | /* send block info through the IDMA pipe */ | |
c8e46379 | 973 | if (uea_idma_write(sc, &bi, E1_BLOCK_INFO_SIZE)) |
b72458a8 | 974 | goto bad2; |
975 | ||
976 | /* send block data through the IDMA pipe */ | |
977 | if (uea_idma_write(sc, p, blocksize)) | |
978 | goto bad2; | |
979 | ||
980 | p += blocksize; | |
981 | } | |
982 | ||
983 | return; | |
984 | ||
985 | bad2: | |
986 | uea_err(INS_TO_USBDEV(sc), "sending DSP block %u failed\n", i); | |
987 | return; | |
988 | bad1: | |
2a99b507 | 989 | uea_err(INS_TO_USBDEV(sc), "invalid DSP page %u requested\n", pageno); |
b72458a8 | 990 | } |
991 | ||
c8e46379 SG |
992 | static void __uea_load_page_e4(struct uea_softc *sc, u8 pageno, int boot) |
993 | { | |
994 | struct block_info_e4 bi; | |
995 | struct block_index *blockidx; | |
996 | struct l1_code *p = (struct l1_code *) sc->dsp_firm->data; | |
997 | u8 blockno = p->page_number_to_block_index[pageno]; | |
998 | ||
999 | bi.wHdr = cpu_to_be16(UEA_BIHDR); | |
1000 | bi.bBootPage = boot; | |
1001 | bi.bPageNumber = pageno; | |
1002 | bi.wReserved = cpu_to_be16(UEA_RESERVED); | |
1003 | ||
1004 | do { | |
aafcd2f7 | 1005 | const u8 *blockoffset; |
c8e46379 SG |
1006 | unsigned int blocksize; |
1007 | ||
1008 | blockidx = &p->page_header[blockno]; | |
1009 | blocksize = E4_PAGE_BYTES(blockidx->PageSize); | |
4545f7ee JBTN |
1010 | blockoffset = sc->dsp_firm->data + le32_to_cpu( |
1011 | blockidx->PageOffset); | |
c8e46379 SG |
1012 | |
1013 | bi.dwSize = cpu_to_be32(blocksize); | |
fd05e720 | 1014 | bi.dwAddress = cpu_to_be32(le32_to_cpu(blockidx->PageAddress)); |
c8e46379 SG |
1015 | |
1016 | uea_dbg(INS_TO_USBDEV(sc), | |
4545f7ee JBTN |
1017 | "sending block %u for DSP page " |
1018 | "%u size %u address %x\n", | |
1019 | blockno, pageno, blocksize, | |
1020 | le32_to_cpu(blockidx->PageAddress)); | |
c8e46379 SG |
1021 | |
1022 | /* send block info through the IDMA pipe */ | |
1023 | if (uea_idma_write(sc, &bi, E4_BLOCK_INFO_SIZE)) | |
1024 | goto bad; | |
1025 | ||
1026 | /* send block data through the IDMA pipe */ | |
1027 | if (uea_idma_write(sc, blockoffset, blocksize)) | |
1028 | goto bad; | |
1029 | ||
1030 | blockno++; | |
1031 | } while (blockidx->NotLastBlock); | |
1032 | ||
1033 | return; | |
1034 | ||
1035 | bad: | |
1036 | uea_err(INS_TO_USBDEV(sc), "sending DSP block %u failed\n", blockno); | |
1037 | return; | |
1038 | } | |
1039 | ||
1040 | static void uea_load_page_e4(struct work_struct *work) | |
1041 | { | |
1042 | struct uea_softc *sc = container_of(work, struct uea_softc, task); | |
1043 | u8 pageno = sc->pageno; | |
1044 | int i; | |
1045 | struct block_info_e4 bi; | |
1046 | struct l1_code *p; | |
1047 | ||
1048 | uea_dbg(INS_TO_USBDEV(sc), "sending DSP page %u\n", pageno); | |
1049 | ||
1050 | /* reload firmware when reboot start and it's loaded already */ | |
1051 | if (pageno == 0 && sc->dsp_firm) { | |
1052 | release_firmware(sc->dsp_firm); | |
1053 | sc->dsp_firm = NULL; | |
1054 | } | |
1055 | ||
1056 | if (sc->dsp_firm == NULL && request_dsp(sc) < 0) | |
1057 | return; | |
1058 | ||
1059 | p = (struct l1_code *) sc->dsp_firm->data; | |
fd05e720 | 1060 | if (pageno >= le16_to_cpu(p->page_header[0].PageNumber)) { |
4545f7ee JBTN |
1061 | uea_err(INS_TO_USBDEV(sc), "invalid DSP " |
1062 | "page %u requested\n", pageno); | |
c8e46379 SG |
1063 | return; |
1064 | } | |
1065 | ||
1066 | if (pageno != 0) { | |
1067 | __uea_load_page_e4(sc, pageno, 0); | |
1068 | return; | |
1069 | } | |
1070 | ||
1071 | uea_dbg(INS_TO_USBDEV(sc), | |
1072 | "sending Main DSP page %u\n", p->page_header[0].PageNumber); | |
1073 | ||
1074 | for (i = 0; i < le16_to_cpu(p->page_header[0].PageNumber); i++) { | |
1075 | if (E4_IS_BOOT_PAGE(p->page_header[i].PageSize)) | |
1076 | __uea_load_page_e4(sc, i, 1); | |
1077 | } | |
1078 | ||
4545f7ee | 1079 | uea_dbg(INS_TO_USBDEV(sc) , "sending start bi\n"); |
c8e46379 SG |
1080 | |
1081 | bi.wHdr = cpu_to_be16(UEA_BIHDR); | |
1082 | bi.bBootPage = 0; | |
1083 | bi.bPageNumber = 0xff; | |
1084 | bi.wReserved = cpu_to_be16(UEA_RESERVED); | |
1085 | bi.dwSize = cpu_to_be32(E4_PAGE_BYTES(p->page_header[0].PageSize)); | |
fd05e720 | 1086 | bi.dwAddress = cpu_to_be32(le32_to_cpu(p->page_header[0].PageAddress)); |
c8e46379 SG |
1087 | |
1088 | /* send block info through the IDMA pipe */ | |
1089 | if (uea_idma_write(sc, &bi, E4_BLOCK_INFO_SIZE)) | |
1090 | uea_err(INS_TO_USBDEV(sc), "sending DSP start bi failed\n"); | |
1091 | } | |
1092 | ||
b72458a8 | 1093 | static inline void wake_up_cmv_ack(struct uea_softc *sc) |
1094 | { | |
2a99b507 | 1095 | BUG_ON(sc->cmv_ack); |
b72458a8 | 1096 | sc->cmv_ack = 1; |
337427f9 | 1097 | wake_up(&sc->sync_q); |
b72458a8 | 1098 | } |
1099 | ||
1100 | static inline int wait_cmv_ack(struct uea_softc *sc) | |
1101 | { | |
337427f9 SG |
1102 | int ret = uea_wait(sc, sc->cmv_ack , ACK_TIMEOUT); |
1103 | ||
b72458a8 | 1104 | sc->cmv_ack = 0; |
1105 | ||
2a99b507 | 1106 | uea_dbg(INS_TO_USBDEV(sc), "wait_event_timeout : %d ms\n", |
1107 | jiffies_to_msecs(ret)); | |
1108 | ||
b72458a8 | 1109 | if (ret < 0) |
1110 | return ret; | |
1111 | ||
1112 | return (ret == 0) ? -ETIMEDOUT : 0; | |
b72458a8 | 1113 | } |
1114 | ||
1115 | #define UCDC_SEND_ENCAPSULATED_COMMAND 0x00 | |
1116 | ||
1117 | static int uea_request(struct uea_softc *sc, | |
aafcd2f7 | 1118 | u16 value, u16 index, u16 size, const void *data) |
b72458a8 | 1119 | { |
1120 | u8 *xfer_buff; | |
1121 | int ret = -ENOMEM; | |
1122 | ||
5d7efe5b | 1123 | xfer_buff = kmemdup(data, size, GFP_KERNEL); |
b72458a8 | 1124 | if (!xfer_buff) { |
1125 | uea_err(INS_TO_USBDEV(sc), "can't allocate xfer_buff\n"); | |
1126 | return ret; | |
1127 | } | |
b72458a8 | 1128 | |
1129 | ret = usb_control_msg(sc->usb_dev, usb_sndctrlpipe(sc->usb_dev, 0), | |
1130 | UCDC_SEND_ENCAPSULATED_COMMAND, | |
1131 | USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE, | |
1132 | value, index, xfer_buff, size, CTRL_TIMEOUT); | |
1133 | ||
1134 | kfree(xfer_buff); | |
1135 | if (ret < 0) { | |
1136 | uea_err(INS_TO_USBDEV(sc), "usb_control_msg error %d\n", ret); | |
1137 | return ret; | |
1138 | } | |
1139 | ||
1140 | if (ret != size) { | |
1141 | uea_err(INS_TO_USBDEV(sc), | |
1142 | "usb_control_msg send only %d bytes (instead of %d)\n", | |
1143 | ret, size); | |
1144 | return -EIO; | |
1145 | } | |
1146 | ||
1147 | return 0; | |
1148 | } | |
1149 | ||
c8e46379 | 1150 | static int uea_cmv_e1(struct uea_softc *sc, |
b72458a8 | 1151 | u8 function, u32 address, u16 offset, u32 data) |
1152 | { | |
c8e46379 | 1153 | struct cmv_e1 cmv; |
b72458a8 | 1154 | int ret; |
1155 | ||
2a99b507 | 1156 | uea_enters(INS_TO_USBDEV(sc)); |
1157 | uea_vdbg(INS_TO_USBDEV(sc), "Function : %d-%d, Address : %c%c%c%c, " | |
1158 | "offset : 0x%04x, data : 0x%08x\n", | |
4545f7ee JBTN |
1159 | E1_FUNCTION_TYPE(function), |
1160 | E1_FUNCTION_SUBTYPE(function), | |
1161 | E1_GETSA1(address), E1_GETSA2(address), | |
1162 | E1_GETSA3(address), | |
c8e46379 SG |
1163 | E1_GETSA4(address), offset, data); |
1164 | ||
b72458a8 | 1165 | /* we send a request, but we expect a reply */ |
c8e46379 SG |
1166 | sc->cmv_dsc.e1.function = function | 0x2; |
1167 | sc->cmv_dsc.e1.idx++; | |
1168 | sc->cmv_dsc.e1.address = address; | |
1169 | sc->cmv_dsc.e1.offset = offset; | |
b72458a8 | 1170 | |
c8e46379 SG |
1171 | cmv.wPreamble = cpu_to_le16(E1_PREAMBLE); |
1172 | cmv.bDirection = E1_HOSTTOMODEM; | |
b72458a8 | 1173 | cmv.bFunction = function; |
c8e46379 | 1174 | cmv.wIndex = cpu_to_le16(sc->cmv_dsc.e1.idx); |
a5abdeaf | 1175 | put_unaligned_le32(address, &cmv.dwSymbolicAddress); |
b72458a8 | 1176 | cmv.wOffsetAddress = cpu_to_le16(offset); |
a5abdeaf | 1177 | put_unaligned_le32(data >> 16 | data << 16, &cmv.dwData); |
b72458a8 | 1178 | |
4545f7ee JBTN |
1179 | ret = uea_request(sc, UEA_E1_SET_BLOCK, UEA_MPTX_START, |
1180 | sizeof(cmv), &cmv); | |
c8e46379 SG |
1181 | if (ret < 0) |
1182 | return ret; | |
1183 | ret = wait_cmv_ack(sc); | |
1184 | uea_leaves(INS_TO_USBDEV(sc)); | |
1185 | return ret; | |
1186 | } | |
1187 | ||
1188 | static int uea_cmv_e4(struct uea_softc *sc, | |
1189 | u16 function, u16 group, u16 address, u16 offset, u32 data) | |
1190 | { | |
1191 | struct cmv_e4 cmv; | |
1192 | int ret; | |
1193 | ||
1194 | uea_enters(INS_TO_USBDEV(sc)); | |
1195 | memset(&cmv, 0, sizeof(cmv)); | |
1196 | ||
1197 | uea_vdbg(INS_TO_USBDEV(sc), "Function : %d-%d, Group : 0x%04x, " | |
1198 | "Address : 0x%04x, offset : 0x%04x, data : 0x%08x\n", | |
1199 | E4_FUNCTION_TYPE(function), E4_FUNCTION_SUBTYPE(function), | |
1200 | group, address, offset, data); | |
1201 | ||
1202 | /* we send a request, but we expect a reply */ | |
1203 | sc->cmv_dsc.e4.function = function | (0x1 << 4); | |
1204 | sc->cmv_dsc.e4.offset = offset; | |
1205 | sc->cmv_dsc.e4.address = address; | |
1206 | sc->cmv_dsc.e4.group = group; | |
1207 | ||
1208 | cmv.wFunction = cpu_to_be16(function); | |
1209 | cmv.wGroup = cpu_to_be16(group); | |
1210 | cmv.wAddress = cpu_to_be16(address); | |
1211 | cmv.wOffset = cpu_to_be16(offset); | |
1212 | cmv.dwData[0] = cpu_to_be32(data); | |
1213 | ||
4545f7ee JBTN |
1214 | ret = uea_request(sc, UEA_E4_SET_BLOCK, UEA_MPTX_START, |
1215 | sizeof(cmv), &cmv); | |
b72458a8 | 1216 | if (ret < 0) |
1217 | return ret; | |
2a99b507 | 1218 | ret = wait_cmv_ack(sc); |
1219 | uea_leaves(INS_TO_USBDEV(sc)); | |
1220 | return ret; | |
b72458a8 | 1221 | } |
1222 | ||
c8e46379 | 1223 | static inline int uea_read_cmv_e1(struct uea_softc *sc, |
b72458a8 | 1224 | u32 address, u16 offset, u32 *data) |
1225 | { | |
c8e46379 | 1226 | int ret = uea_cmv_e1(sc, E1_MAKEFUNCTION(E1_MEMACCESS, E1_REQUESTREAD), |
b72458a8 | 1227 | address, offset, 0); |
1228 | if (ret < 0) | |
1229 | uea_err(INS_TO_USBDEV(sc), | |
1230 | "reading cmv failed with error %d\n", ret); | |
1231 | else | |
4545f7ee | 1232 | *data = sc->data; |
b72458a8 | 1233 | |
1234 | return ret; | |
1235 | } | |
1236 | ||
c8e46379 SG |
1237 | static inline int uea_read_cmv_e4(struct uea_softc *sc, |
1238 | u8 size, u16 group, u16 address, u16 offset, u32 *data) | |
1239 | { | |
4545f7ee JBTN |
1240 | int ret = uea_cmv_e4(sc, E4_MAKEFUNCTION(E4_MEMACCESS, |
1241 | E4_REQUESTREAD, size), | |
c8e46379 SG |
1242 | group, address, offset, 0); |
1243 | if (ret < 0) | |
1244 | uea_err(INS_TO_USBDEV(sc), | |
1245 | "reading cmv failed with error %d\n", ret); | |
1246 | else { | |
4545f7ee | 1247 | *data = sc->data; |
c8e46379 SG |
1248 | /* size is in 16-bit word quantities */ |
1249 | if (size > 2) | |
1250 | *(data + 1) = sc->data1; | |
1251 | } | |
1252 | return ret; | |
1253 | } | |
1254 | ||
1255 | static inline int uea_write_cmv_e1(struct uea_softc *sc, | |
b72458a8 | 1256 | u32 address, u16 offset, u32 data) |
1257 | { | |
c8e46379 | 1258 | int ret = uea_cmv_e1(sc, E1_MAKEFUNCTION(E1_MEMACCESS, E1_REQUESTWRITE), |
b72458a8 | 1259 | address, offset, data); |
1260 | if (ret < 0) | |
1261 | uea_err(INS_TO_USBDEV(sc), | |
1262 | "writing cmv failed with error %d\n", ret); | |
1263 | ||
1264 | return ret; | |
1265 | } | |
1266 | ||
c8e46379 SG |
1267 | static inline int uea_write_cmv_e4(struct uea_softc *sc, |
1268 | u8 size, u16 group, u16 address, u16 offset, u32 data) | |
1269 | { | |
4545f7ee JBTN |
1270 | int ret = uea_cmv_e4(sc, E4_MAKEFUNCTION(E4_MEMACCESS, |
1271 | E4_REQUESTWRITE, size), | |
c8e46379 SG |
1272 | group, address, offset, data); |
1273 | if (ret < 0) | |
1274 | uea_err(INS_TO_USBDEV(sc), | |
1275 | "writing cmv failed with error %d\n", ret); | |
1276 | ||
1277 | return ret; | |
1278 | } | |
1279 | ||
1280 | static void uea_set_bulk_timeout(struct uea_softc *sc, u32 dsrate) | |
1281 | { | |
1282 | int ret; | |
1283 | u16 timeout; | |
1284 | ||
1285 | /* in bulk mode the modem have problem with high rate | |
1286 | * changing internal timing could improve things, but the | |
1287 | * value is misterious. | |
1288 | * ADI930 don't support it (-EPIPE error). | |
1289 | */ | |
1290 | ||
1291 | if (UEA_CHIP_VERSION(sc) == ADI930 || | |
503add46 | 1292 | altsetting[sc->modem_index] > 0 || |
c8e46379 SG |
1293 | sc->stats.phy.dsrate == dsrate) |
1294 | return; | |
1295 | ||
1296 | /* Original timming (1Mbit/s) from ADI (used in windows driver) */ | |
1297 | timeout = (dsrate <= 1024*1024) ? 0 : 1; | |
1298 | ret = uea_request(sc, UEA_SET_TIMEOUT, timeout, 0, NULL); | |
1299 | uea_info(INS_TO_USBDEV(sc), "setting new timeout %d%s\n", | |
1300 | timeout, ret < 0 ? " failed" : ""); | |
1301 | ||
1302 | } | |
1303 | ||
b72458a8 | 1304 | /* |
1305 | * Monitor the modem and update the stat | |
1306 | * return 0 if everything is ok | |
1307 | * return < 0 if an error occurs (-EAGAIN reboot needed) | |
1308 | */ | |
c8e46379 | 1309 | static int uea_stat_e1(struct uea_softc *sc) |
b72458a8 | 1310 | { |
1311 | u32 data; | |
1312 | int ret; | |
1313 | ||
1314 | uea_enters(INS_TO_USBDEV(sc)); | |
1315 | data = sc->stats.phy.state; | |
1316 | ||
c8e46379 | 1317 | ret = uea_read_cmv_e1(sc, E1_SA_STAT, 0, &sc->stats.phy.state); |
b72458a8 | 1318 | if (ret < 0) |
1319 | return ret; | |
1320 | ||
1321 | switch (GET_STATUS(sc->stats.phy.state)) { | |
1322 | case 0: /* not yet synchronized */ | |
1323 | uea_dbg(INS_TO_USBDEV(sc), | |
1324 | "modem not yet synchronized\n"); | |
1325 | return 0; | |
1326 | ||
1327 | case 1: /* initialization */ | |
1328 | uea_dbg(INS_TO_USBDEV(sc), "modem initializing\n"); | |
1329 | return 0; | |
1330 | ||
1331 | case 2: /* operational */ | |
1332 | uea_vdbg(INS_TO_USBDEV(sc), "modem operational\n"); | |
1333 | break; | |
1334 | ||
1335 | case 3: /* fail ... */ | |
a7a0c9cd | 1336 | uea_info(INS_TO_USBDEV(sc), "modem synchronization failed" |
c8e46379 | 1337 | " (may be try other cmv/dsp)\n"); |
b72458a8 | 1338 | return -EAGAIN; |
1339 | ||
1340 | case 4 ... 6: /* test state */ | |
1341 | uea_warn(INS_TO_USBDEV(sc), | |
1342 | "modem in test mode - not supported\n"); | |
1343 | return -EAGAIN; | |
1344 | ||
1345 | case 7: /* fast-retain ... */ | |
1346 | uea_info(INS_TO_USBDEV(sc), "modem in fast-retain mode\n"); | |
1347 | return 0; | |
1348 | default: | |
1349 | uea_err(INS_TO_USBDEV(sc), "modem invalid SW mode %d\n", | |
1350 | GET_STATUS(sc->stats.phy.state)); | |
1351 | return -EAGAIN; | |
1352 | } | |
1353 | ||
1354 | if (GET_STATUS(data) != 2) { | |
1355 | uea_request(sc, UEA_SET_MODE, UEA_LOOPBACK_OFF, 0, NULL); | |
1356 | uea_info(INS_TO_USBDEV(sc), "modem operational\n"); | |
1357 | ||
1358 | /* release the dsp firmware as it is not needed until | |
1359 | * the next failure | |
1360 | */ | |
1361 | if (sc->dsp_firm) { | |
1362 | release_firmware(sc->dsp_firm); | |
1363 | sc->dsp_firm = NULL; | |
1364 | } | |
b72458a8 | 1365 | } |
1366 | ||
1367 | /* always update it as atm layer could not be init when we switch to | |
1368 | * operational state | |
1369 | */ | |
cc7b86c1 | 1370 | UPDATE_ATM_SIGNAL(ATM_PHY_SIG_FOUND); |
b72458a8 | 1371 | |
1372 | /* wake up processes waiting for synchronization */ | |
1373 | wake_up(&sc->sync_q); | |
1374 | ||
c8e46379 | 1375 | ret = uea_read_cmv_e1(sc, E1_SA_DIAG, 2, &sc->stats.phy.flags); |
b72458a8 | 1376 | if (ret < 0) |
1377 | return ret; | |
1378 | sc->stats.phy.mflags |= sc->stats.phy.flags; | |
1379 | ||
1380 | /* in case of a flags ( for example delineation LOSS (& 0x10)), | |
1381 | * we check the status again in order to detect the failure earlier | |
1382 | */ | |
1383 | if (sc->stats.phy.flags) { | |
2a99b507 | 1384 | uea_dbg(INS_TO_USBDEV(sc), "Stat flag = 0x%x\n", |
b72458a8 | 1385 | sc->stats.phy.flags); |
1386 | return 0; | |
1387 | } | |
1388 | ||
c8e46379 | 1389 | ret = uea_read_cmv_e1(sc, E1_SA_RATE, 0, &data); |
b72458a8 | 1390 | if (ret < 0) |
1391 | return ret; | |
1392 | ||
c8e46379 | 1393 | uea_set_bulk_timeout(sc, (data >> 16) * 32); |
b72458a8 | 1394 | sc->stats.phy.dsrate = (data >> 16) * 32; |
1395 | sc->stats.phy.usrate = (data & 0xffff) * 32; | |
1396 | UPDATE_ATM_STAT(link_rate, sc->stats.phy.dsrate * 1000 / 424); | |
1397 | ||
c8e46379 | 1398 | ret = uea_read_cmv_e1(sc, E1_SA_DIAG, 23, &data); |
b72458a8 | 1399 | if (ret < 0) |
1400 | return ret; | |
1401 | sc->stats.phy.dsattenuation = (data & 0xff) / 2; | |
1402 | ||
c8e46379 | 1403 | ret = uea_read_cmv_e1(sc, E1_SA_DIAG, 47, &data); |
b72458a8 | 1404 | if (ret < 0) |
1405 | return ret; | |
1406 | sc->stats.phy.usattenuation = (data & 0xff) / 2; | |
1407 | ||
c8e46379 | 1408 | ret = uea_read_cmv_e1(sc, E1_SA_DIAG, 25, &sc->stats.phy.dsmargin); |
b72458a8 | 1409 | if (ret < 0) |
1410 | return ret; | |
1411 | ||
c8e46379 | 1412 | ret = uea_read_cmv_e1(sc, E1_SA_DIAG, 49, &sc->stats.phy.usmargin); |
b72458a8 | 1413 | if (ret < 0) |
1414 | return ret; | |
1415 | ||
c8e46379 | 1416 | ret = uea_read_cmv_e1(sc, E1_SA_DIAG, 51, &sc->stats.phy.rxflow); |
b72458a8 | 1417 | if (ret < 0) |
1418 | return ret; | |
1419 | ||
c8e46379 | 1420 | ret = uea_read_cmv_e1(sc, E1_SA_DIAG, 52, &sc->stats.phy.txflow); |
b72458a8 | 1421 | if (ret < 0) |
1422 | return ret; | |
1423 | ||
c8e46379 | 1424 | ret = uea_read_cmv_e1(sc, E1_SA_DIAG, 54, &sc->stats.phy.dsunc); |
b72458a8 | 1425 | if (ret < 0) |
1426 | return ret; | |
1427 | ||
1428 | /* only for atu-c */ | |
c8e46379 | 1429 | ret = uea_read_cmv_e1(sc, E1_SA_DIAG, 58, &sc->stats.phy.usunc); |
b72458a8 | 1430 | if (ret < 0) |
1431 | return ret; | |
1432 | ||
c8e46379 | 1433 | ret = uea_read_cmv_e1(sc, E1_SA_DIAG, 53, &sc->stats.phy.dscorr); |
b72458a8 | 1434 | if (ret < 0) |
1435 | return ret; | |
1436 | ||
1437 | /* only for atu-c */ | |
c8e46379 | 1438 | ret = uea_read_cmv_e1(sc, E1_SA_DIAG, 57, &sc->stats.phy.uscorr); |
b72458a8 | 1439 | if (ret < 0) |
1440 | return ret; | |
1441 | ||
c8e46379 | 1442 | ret = uea_read_cmv_e1(sc, E1_SA_INFO, 8, &sc->stats.phy.vidco); |
b72458a8 | 1443 | if (ret < 0) |
1444 | return ret; | |
1445 | ||
c8e46379 | 1446 | ret = uea_read_cmv_e1(sc, E1_SA_INFO, 13, &sc->stats.phy.vidcpe); |
b72458a8 | 1447 | if (ret < 0) |
1448 | return ret; | |
1449 | ||
1450 | return 0; | |
1451 | } | |
1452 | ||
c8e46379 | 1453 | static int uea_stat_e4(struct uea_softc *sc) |
b72458a8 | 1454 | { |
c8e46379 SG |
1455 | u32 data; |
1456 | u32 tmp_arr[2]; | |
1457 | int ret; | |
1458 | ||
1459 | uea_enters(INS_TO_USBDEV(sc)); | |
1460 | data = sc->stats.phy.state; | |
1461 | ||
1462 | /* XXX only need to be done before operationnal... */ | |
1463 | ret = uea_read_cmv_e4(sc, 1, E4_SA_STAT, 0, 0, &sc->stats.phy.state); | |
1464 | if (ret < 0) | |
1465 | return ret; | |
1466 | ||
1467 | switch (sc->stats.phy.state) { | |
4545f7ee JBTN |
1468 | case 0x0: /* not yet synchronized */ |
1469 | case 0x1: | |
1470 | case 0x3: | |
1471 | case 0x4: | |
1472 | uea_dbg(INS_TO_USBDEV(sc), "modem not yet " | |
1473 | "synchronized\n"); | |
1474 | return 0; | |
1475 | case 0x5: /* initialization */ | |
1476 | case 0x6: | |
1477 | case 0x9: | |
1478 | case 0xa: | |
1479 | uea_dbg(INS_TO_USBDEV(sc), "modem initializing\n"); | |
1480 | return 0; | |
1481 | case 0x2: /* fail ... */ | |
1482 | uea_info(INS_TO_USBDEV(sc), "modem synchronization " | |
1483 | "failed (may be try other cmv/dsp)\n"); | |
1484 | return -EAGAIN; | |
1485 | case 0x7: /* operational */ | |
1486 | break; | |
1487 | default: | |
1488 | uea_warn(INS_TO_USBDEV(sc), "unknown state: %x\n", | |
1489 | sc->stats.phy.state); | |
1490 | return 0; | |
c8e46379 SG |
1491 | } |
1492 | ||
1493 | if (data != 7) { | |
1494 | uea_request(sc, UEA_SET_MODE, UEA_LOOPBACK_OFF, 0, NULL); | |
1495 | uea_info(INS_TO_USBDEV(sc), "modem operational\n"); | |
1496 | ||
1497 | /* release the dsp firmware as it is not needed until | |
1498 | * the next failure | |
1499 | */ | |
1500 | if (sc->dsp_firm) { | |
1501 | release_firmware(sc->dsp_firm); | |
1502 | sc->dsp_firm = NULL; | |
1503 | } | |
1504 | } | |
1505 | ||
1506 | /* always update it as atm layer could not be init when we switch to | |
1507 | * operational state | |
1508 | */ | |
cc7b86c1 | 1509 | UPDATE_ATM_SIGNAL(ATM_PHY_SIG_FOUND); |
c8e46379 SG |
1510 | |
1511 | /* wake up processes waiting for synchronization */ | |
1512 | wake_up(&sc->sync_q); | |
1513 | ||
1514 | /* TODO improve this state machine : | |
1515 | * we need some CMV info : what they do and their unit | |
1516 | * we should find the equivalent of eagle3- CMV | |
1517 | */ | |
1518 | /* check flags */ | |
1519 | ret = uea_read_cmv_e4(sc, 1, E4_SA_DIAG, 0, 0, &sc->stats.phy.flags); | |
1520 | if (ret < 0) | |
1521 | return ret; | |
1522 | sc->stats.phy.mflags |= sc->stats.phy.flags; | |
1523 | ||
1524 | /* in case of a flags ( for example delineation LOSS (& 0x10)), | |
1525 | * we check the status again in order to detect the failure earlier | |
1526 | */ | |
1527 | if (sc->stats.phy.flags) { | |
1528 | uea_dbg(INS_TO_USBDEV(sc), "Stat flag = 0x%x\n", | |
1529 | sc->stats.phy.flags); | |
4545f7ee | 1530 | if (sc->stats.phy.flags & 1) /* delineation LOSS */ |
c8e46379 | 1531 | return -EAGAIN; |
4545f7ee | 1532 | if (sc->stats.phy.flags & 0x4000) /* Reset Flag */ |
c8e46379 SG |
1533 | return -EAGAIN; |
1534 | return 0; | |
1535 | } | |
1536 | ||
1537 | /* rate data may be in upper or lower half of 64 bit word, strange */ | |
1538 | ret = uea_read_cmv_e4(sc, 4, E4_SA_RATE, 0, 0, tmp_arr); | |
1539 | if (ret < 0) | |
1540 | return ret; | |
1541 | data = (tmp_arr[0]) ? tmp_arr[0] : tmp_arr[1]; | |
1542 | sc->stats.phy.usrate = data / 1000; | |
1543 | ||
1544 | ret = uea_read_cmv_e4(sc, 4, E4_SA_RATE, 1, 0, tmp_arr); | |
1545 | if (ret < 0) | |
1546 | return ret; | |
1547 | data = (tmp_arr[0]) ? tmp_arr[0] : tmp_arr[1]; | |
1548 | uea_set_bulk_timeout(sc, data / 1000); | |
1549 | sc->stats.phy.dsrate = data / 1000; | |
1550 | UPDATE_ATM_STAT(link_rate, sc->stats.phy.dsrate * 1000 / 424); | |
1551 | ||
1552 | ret = uea_read_cmv_e4(sc, 1, E4_SA_INFO, 68, 1, &data); | |
1553 | if (ret < 0) | |
1554 | return ret; | |
1555 | sc->stats.phy.dsattenuation = data / 10; | |
1556 | ||
1557 | ret = uea_read_cmv_e4(sc, 1, E4_SA_INFO, 69, 1, &data); | |
1558 | if (ret < 0) | |
1559 | return ret; | |
1560 | sc->stats.phy.usattenuation = data / 10; | |
1561 | ||
1562 | ret = uea_read_cmv_e4(sc, 1, E4_SA_INFO, 68, 3, &data); | |
1563 | if (ret < 0) | |
1564 | return ret; | |
1565 | sc->stats.phy.dsmargin = data / 2; | |
1566 | ||
1567 | ret = uea_read_cmv_e4(sc, 1, E4_SA_INFO, 69, 3, &data); | |
1568 | if (ret < 0) | |
1569 | return ret; | |
1570 | sc->stats.phy.usmargin = data / 10; | |
1571 | ||
1572 | return 0; | |
1573 | } | |
1574 | ||
1575 | static void cmvs_file_name(struct uea_softc *sc, char *const cmv_name, int ver) | |
1576 | { | |
1577 | char file_arr[] = "CMVxy.bin"; | |
b72458a8 | 1578 | char *file; |
b72458a8 | 1579 | |
d6d1b650 | 1580 | kparam_block_sysfs_write(cmv_file); |
c8e46379 | 1581 | /* set proper name corresponding modem version and line type */ |
b72458a8 | 1582 | if (cmv_file[sc->modem_index] == NULL) { |
1583 | if (UEA_CHIP_VERSION(sc) == ADI930) | |
c8e46379 SG |
1584 | file_arr[3] = '9'; |
1585 | else if (UEA_CHIP_VERSION(sc) == EAGLE_IV) | |
1586 | file_arr[3] = '4'; | |
b72458a8 | 1587 | else |
c8e46379 SG |
1588 | file_arr[3] = 'e'; |
1589 | ||
603cf608 | 1590 | file_arr[4] = IS_ISDN(sc) ? 'i' : 'p'; |
c8e46379 | 1591 | file = file_arr; |
b72458a8 | 1592 | } else |
1593 | file = cmv_file[sc->modem_index]; | |
1594 | ||
1595 | strcpy(cmv_name, FW_DIR); | |
ade901d7 | 1596 | strlcat(cmv_name, file, UEA_FW_NAME_MAX); |
c8e46379 | 1597 | if (ver == 2) |
ade901d7 | 1598 | strlcat(cmv_name, ".v2", UEA_FW_NAME_MAX); |
d6d1b650 | 1599 | kparam_unblock_sysfs_write(cmv_file); |
c8e46379 SG |
1600 | } |
1601 | ||
1602 | static int request_cmvs_old(struct uea_softc *sc, | |
1603 | void **cmvs, const struct firmware **fw) | |
1604 | { | |
1605 | int ret, size; | |
1606 | u8 *data; | |
ade901d7 | 1607 | char cmv_name[UEA_FW_NAME_MAX]; /* 30 bytes stack variable */ |
b72458a8 | 1608 | |
c8e46379 | 1609 | cmvs_file_name(sc, cmv_name, 1); |
b72458a8 | 1610 | ret = request_firmware(fw, cmv_name, &sc->usb_dev->dev); |
1611 | if (ret < 0) { | |
1612 | uea_err(INS_TO_USBDEV(sc), | |
1613 | "requesting firmware %s failed with error %d\n", | |
1614 | cmv_name, ret); | |
1615 | return ret; | |
1616 | } | |
1617 | ||
1618 | data = (u8 *) (*fw)->data; | |
c8e46379 SG |
1619 | size = (*fw)->size; |
1620 | if (size < 1) | |
1621 | goto err_fw_corrupted; | |
1622 | ||
1623 | if (size != *data * sizeof(struct uea_cmvs_v1) + 1) | |
1624 | goto err_fw_corrupted; | |
1625 | ||
1626 | *cmvs = (void *)(data + 1); | |
1627 | return *data; | |
1628 | ||
1629 | err_fw_corrupted: | |
1630 | uea_err(INS_TO_USBDEV(sc), "firmware %s is corrupted\n", cmv_name); | |
1631 | release_firmware(*fw); | |
1632 | return -EILSEQ; | |
1633 | } | |
1634 | ||
1635 | static int request_cmvs(struct uea_softc *sc, | |
1636 | void **cmvs, const struct firmware **fw, int *ver) | |
1637 | { | |
1638 | int ret, size; | |
1639 | u32 crc; | |
1640 | u8 *data; | |
ade901d7 | 1641 | char cmv_name[UEA_FW_NAME_MAX]; /* 30 bytes stack variable */ |
c8e46379 SG |
1642 | |
1643 | cmvs_file_name(sc, cmv_name, 2); | |
1644 | ret = request_firmware(fw, cmv_name, &sc->usb_dev->dev); | |
1645 | if (ret < 0) { | |
1646 | /* if caller can handle old version, try to provide it */ | |
1647 | if (*ver == 1) { | |
4545f7ee JBTN |
1648 | uea_warn(INS_TO_USBDEV(sc), "requesting " |
1649 | "firmware %s failed, " | |
c8e46379 SG |
1650 | "try to get older cmvs\n", cmv_name); |
1651 | return request_cmvs_old(sc, cmvs, fw); | |
1652 | } | |
1653 | uea_err(INS_TO_USBDEV(sc), | |
1654 | "requesting firmware %s failed with error %d\n", | |
1655 | cmv_name, ret); | |
1656 | return ret; | |
1657 | } | |
1658 | ||
1659 | size = (*fw)->size; | |
1660 | data = (u8 *) (*fw)->data; | |
1661 | if (size < 4 || strncmp(data, "cmv2", 4) != 0) { | |
1662 | if (*ver == 1) { | |
4545f7ee JBTN |
1663 | uea_warn(INS_TO_USBDEV(sc), "firmware %s is corrupted," |
1664 | " try to get older cmvs\n", cmv_name); | |
c8e46379 SG |
1665 | release_firmware(*fw); |
1666 | return request_cmvs_old(sc, cmvs, fw); | |
1667 | } | |
1668 | goto err_fw_corrupted; | |
b72458a8 | 1669 | } |
1670 | ||
c8e46379 SG |
1671 | *ver = 2; |
1672 | ||
1673 | data += 4; | |
1674 | size -= 4; | |
1675 | if (size < 5) | |
1676 | goto err_fw_corrupted; | |
1677 | ||
a5abdeaf | 1678 | crc = get_unaligned_le32(data); |
c8e46379 SG |
1679 | data += 4; |
1680 | size -= 4; | |
1681 | if (crc32_be(0, data, size) != crc) | |
1682 | goto err_fw_corrupted; | |
1683 | ||
1684 | if (size != *data * sizeof(struct uea_cmvs_v2) + 1) | |
1685 | goto err_fw_corrupted; | |
1686 | ||
1687 | *cmvs = (void *) (data + 1); | |
b72458a8 | 1688 | return *data; |
c8e46379 SG |
1689 | |
1690 | err_fw_corrupted: | |
1691 | uea_err(INS_TO_USBDEV(sc), "firmware %s is corrupted\n", cmv_name); | |
1692 | release_firmware(*fw); | |
1693 | return -EILSEQ; | |
1694 | } | |
1695 | ||
1696 | static int uea_send_cmvs_e1(struct uea_softc *sc) | |
1697 | { | |
1698 | int i, ret, len; | |
1699 | void *cmvs_ptr; | |
1700 | const struct firmware *cmvs_fw; | |
4545f7ee | 1701 | int ver = 1; /* we can handle v1 cmv firmware version; */ |
c8e46379 SG |
1702 | |
1703 | /* Enter in R-IDLE (cmv) until instructed otherwise */ | |
1704 | ret = uea_write_cmv_e1(sc, E1_SA_CNTL, 0, 1); | |
1705 | if (ret < 0) | |
1706 | return ret; | |
1707 | ||
1708 | /* Dump firmware version */ | |
1709 | ret = uea_read_cmv_e1(sc, E1_SA_INFO, 10, &sc->stats.phy.firmid); | |
1710 | if (ret < 0) | |
1711 | return ret; | |
1712 | uea_info(INS_TO_USBDEV(sc), "ATU-R firmware version : %x\n", | |
1713 | sc->stats.phy.firmid); | |
1714 | ||
1715 | /* get options */ | |
4545f7ee | 1716 | ret = len = request_cmvs(sc, &cmvs_ptr, &cmvs_fw, &ver); |
c8e46379 SG |
1717 | if (ret < 0) |
1718 | return ret; | |
1719 | ||
1720 | /* send options */ | |
1721 | if (ver == 1) { | |
1722 | struct uea_cmvs_v1 *cmvs_v1 = cmvs_ptr; | |
1723 | ||
1724 | uea_warn(INS_TO_USBDEV(sc), "use deprecated cmvs version, " | |
1725 | "please update your firmware\n"); | |
1726 | ||
1727 | for (i = 0; i < len; i++) { | |
4545f7ee JBTN |
1728 | ret = uea_write_cmv_e1(sc, |
1729 | get_unaligned_le32(&cmvs_v1[i].address), | |
1730 | get_unaligned_le16(&cmvs_v1[i].offset), | |
1731 | get_unaligned_le32(&cmvs_v1[i].data)); | |
c8e46379 SG |
1732 | if (ret < 0) |
1733 | goto out; | |
1734 | } | |
1735 | } else if (ver == 2) { | |
1736 | struct uea_cmvs_v2 *cmvs_v2 = cmvs_ptr; | |
1737 | ||
1738 | for (i = 0; i < len; i++) { | |
4545f7ee JBTN |
1739 | ret = uea_write_cmv_e1(sc, |
1740 | get_unaligned_le32(&cmvs_v2[i].address), | |
1741 | (u16) get_unaligned_le32(&cmvs_v2[i].offset), | |
1742 | get_unaligned_le32(&cmvs_v2[i].data)); | |
c8e46379 SG |
1743 | if (ret < 0) |
1744 | goto out; | |
1745 | } | |
1746 | } else { | |
1747 | /* This realy should not happen */ | |
1748 | uea_err(INS_TO_USBDEV(sc), "bad cmvs version %d\n", ver); | |
1749 | goto out; | |
1750 | } | |
1751 | ||
1752 | /* Enter in R-ACT-REQ */ | |
1753 | ret = uea_write_cmv_e1(sc, E1_SA_CNTL, 0, 2); | |
1754 | uea_vdbg(INS_TO_USBDEV(sc), "Entering in R-ACT-REQ state\n"); | |
4545f7ee JBTN |
1755 | uea_info(INS_TO_USBDEV(sc), "modem started, waiting " |
1756 | "synchronization...\n"); | |
c8e46379 SG |
1757 | out: |
1758 | release_firmware(cmvs_fw); | |
1759 | return ret; | |
1760 | } | |
1761 | ||
1762 | static int uea_send_cmvs_e4(struct uea_softc *sc) | |
1763 | { | |
1764 | int i, ret, len; | |
1765 | void *cmvs_ptr; | |
1766 | const struct firmware *cmvs_fw; | |
4545f7ee | 1767 | int ver = 2; /* we can only handle v2 cmv firmware version; */ |
c8e46379 SG |
1768 | |
1769 | /* Enter in R-IDLE (cmv) until instructed otherwise */ | |
1770 | ret = uea_write_cmv_e4(sc, 1, E4_SA_CNTL, 0, 0, 1); | |
1771 | if (ret < 0) | |
1772 | return ret; | |
1773 | ||
1774 | /* Dump firmware version */ | |
1775 | /* XXX don't read the 3th byte as it is always 6 */ | |
1776 | ret = uea_read_cmv_e4(sc, 2, E4_SA_INFO, 55, 0, &sc->stats.phy.firmid); | |
1777 | if (ret < 0) | |
1778 | return ret; | |
1779 | uea_info(INS_TO_USBDEV(sc), "ATU-R firmware version : %x\n", | |
1780 | sc->stats.phy.firmid); | |
1781 | ||
1782 | ||
1783 | /* get options */ | |
4545f7ee | 1784 | ret = len = request_cmvs(sc, &cmvs_ptr, &cmvs_fw, &ver); |
c8e46379 SG |
1785 | if (ret < 0) |
1786 | return ret; | |
1787 | ||
1788 | /* send options */ | |
1789 | if (ver == 2) { | |
1790 | struct uea_cmvs_v2 *cmvs_v2 = cmvs_ptr; | |
1791 | ||
1792 | for (i = 0; i < len; i++) { | |
1793 | ret = uea_write_cmv_e4(sc, 1, | |
4545f7ee JBTN |
1794 | get_unaligned_le32(&cmvs_v2[i].group), |
1795 | get_unaligned_le32(&cmvs_v2[i].address), | |
1796 | get_unaligned_le32(&cmvs_v2[i].offset), | |
1797 | get_unaligned_le32(&cmvs_v2[i].data)); | |
c8e46379 SG |
1798 | if (ret < 0) |
1799 | goto out; | |
1800 | } | |
1801 | } else { | |
1802 | /* This realy should not happen */ | |
1803 | uea_err(INS_TO_USBDEV(sc), "bad cmvs version %d\n", ver); | |
1804 | goto out; | |
1805 | } | |
1806 | ||
1807 | /* Enter in R-ACT-REQ */ | |
1808 | ret = uea_write_cmv_e4(sc, 1, E4_SA_CNTL, 0, 0, 2); | |
1809 | uea_vdbg(INS_TO_USBDEV(sc), "Entering in R-ACT-REQ state\n"); | |
4545f7ee JBTN |
1810 | uea_info(INS_TO_USBDEV(sc), "modem started, waiting " |
1811 | "synchronization...\n"); | |
c8e46379 SG |
1812 | out: |
1813 | release_firmware(cmvs_fw); | |
1814 | return ret; | |
b72458a8 | 1815 | } |
1816 | ||
1817 | /* Start boot post firmware modem: | |
1818 | * - send reset commands through usb control pipe | |
1819 | * - start workqueue for DSP loading | |
1820 | * - send CMV options to modem | |
1821 | */ | |
1822 | ||
1823 | static int uea_start_reset(struct uea_softc *sc) | |
1824 | { | |
1825 | u16 zero = 0; /* ;-) */ | |
c8e46379 | 1826 | int ret; |
b72458a8 | 1827 | |
1828 | uea_enters(INS_TO_USBDEV(sc)); | |
1829 | uea_info(INS_TO_USBDEV(sc), "(re)booting started\n"); | |
1830 | ||
22fcceb5 | 1831 | /* mask interrupt */ |
b72458a8 | 1832 | sc->booting = 1; |
22fcceb5 | 1833 | /* We need to set this here because, a ack timeout could have occured, |
1834 | * but before we start the reboot, the ack occurs and set this to 1. | |
1835 | * So we will failed to wait Ready CMV. | |
1836 | */ | |
1837 | sc->cmv_ack = 0; | |
cc7b86c1 | 1838 | UPDATE_ATM_SIGNAL(ATM_PHY_SIG_LOST); |
b72458a8 | 1839 | |
1840 | /* reset statistics */ | |
1841 | memset(&sc->stats, 0, sizeof(struct uea_stats)); | |
1842 | ||
1843 | /* tell the modem that we want to boot in IDMA mode */ | |
1844 | uea_request(sc, UEA_SET_MODE, UEA_LOOPBACK_ON, 0, NULL); | |
1845 | uea_request(sc, UEA_SET_MODE, UEA_BOOT_IDMA, 0, NULL); | |
1846 | ||
4545f7ee | 1847 | /* enter reset mode */ |
b72458a8 | 1848 | uea_request(sc, UEA_SET_MODE, UEA_START_RESET, 0, NULL); |
1849 | ||
1850 | /* original driver use 200ms, but windows driver use 100ms */ | |
337427f9 SG |
1851 | ret = uea_wait(sc, 0, msecs_to_jiffies(100)); |
1852 | if (ret < 0) | |
1853 | return ret; | |
b72458a8 | 1854 | |
1855 | /* leave reset mode */ | |
1856 | uea_request(sc, UEA_SET_MODE, UEA_END_RESET, 0, NULL); | |
1857 | ||
c8e46379 | 1858 | if (UEA_CHIP_VERSION(sc) != EAGLE_IV) { |
4545f7ee | 1859 | /* clear tx and rx mailboxes */ |
c8e46379 SG |
1860 | uea_request(sc, UEA_SET_2183_DATA, UEA_MPTX_MAILBOX, 2, &zero); |
1861 | uea_request(sc, UEA_SET_2183_DATA, UEA_MPRX_MAILBOX, 2, &zero); | |
1862 | uea_request(sc, UEA_SET_2183_DATA, UEA_SWAP_MAILBOX, 2, &zero); | |
1863 | } | |
b72458a8 | 1864 | |
337427f9 SG |
1865 | ret = uea_wait(sc, 0, msecs_to_jiffies(1000)); |
1866 | if (ret < 0) | |
1867 | return ret; | |
c8e46379 SG |
1868 | |
1869 | if (UEA_CHIP_VERSION(sc) == EAGLE_IV) | |
4545f7ee JBTN |
1870 | sc->cmv_dsc.e4.function = E4_MAKEFUNCTION(E4_ADSLDIRECTIVE, |
1871 | E4_MODEMREADY, 1); | |
c8e46379 | 1872 | else |
4545f7ee JBTN |
1873 | sc->cmv_dsc.e1.function = E1_MAKEFUNCTION(E1_ADSLDIRECTIVE, |
1874 | E1_MODEMREADY); | |
c8e46379 | 1875 | |
22fcceb5 | 1876 | /* demask interrupt */ |
b72458a8 | 1877 | sc->booting = 0; |
1878 | ||
1879 | /* start loading DSP */ | |
1880 | sc->pageno = 0; | |
1881 | sc->ovl = 0; | |
04ea02f5 | 1882 | queue_work(sc->work_q, &sc->task); |
b72458a8 | 1883 | |
1884 | /* wait for modem ready CMV */ | |
1885 | ret = wait_cmv_ack(sc); | |
1886 | if (ret < 0) | |
1887 | return ret; | |
1888 | ||
2a99b507 | 1889 | uea_vdbg(INS_TO_USBDEV(sc), "Ready CMV received\n"); |
1890 | ||
c8e46379 | 1891 | ret = sc->send_cmvs(sc); |
b72458a8 | 1892 | if (ret < 0) |
1893 | return ret; | |
1894 | ||
b72458a8 | 1895 | sc->reset = 0; |
1896 | uea_leaves(INS_TO_USBDEV(sc)); | |
1897 | return ret; | |
1898 | } | |
1899 | ||
1900 | /* | |
1901 | * In case of an error wait 1s before rebooting the modem | |
1902 | * if the modem don't request reboot (-EAGAIN). | |
1903 | * Monitor the modem every 1s. | |
1904 | */ | |
1905 | ||
1906 | static int uea_kthread(void *data) | |
1907 | { | |
1908 | struct uea_softc *sc = data; | |
1909 | int ret = -EAGAIN; | |
1910 | ||
83144186 | 1911 | set_freezable(); |
b72458a8 | 1912 | uea_enters(INS_TO_USBDEV(sc)); |
1913 | while (!kthread_should_stop()) { | |
1914 | if (ret < 0 || sc->reset) | |
1915 | ret = uea_start_reset(sc); | |
1916 | if (!ret) | |
c8e46379 | 1917 | ret = sc->stat(sc); |
b72458a8 | 1918 | if (ret != -EAGAIN) |
337427f9 | 1919 | uea_wait(sc, 0, msecs_to_jiffies(1000)); |
0eb0226c | 1920 | try_to_freeze(); |
b72458a8 | 1921 | } |
1922 | uea_leaves(INS_TO_USBDEV(sc)); | |
1923 | return ret; | |
1924 | } | |
1925 | ||
1926 | /* Load second usb firmware for ADI930 chip */ | |
1927 | static int load_XILINX_firmware(struct uea_softc *sc) | |
1928 | { | |
1929 | const struct firmware *fw_entry; | |
1930 | int ret, size, u, ln; | |
aafcd2f7 DW |
1931 | const u8 *pfw; |
1932 | u8 value; | |
b72458a8 | 1933 | char *fw_name = FW_DIR "930-fpga.bin"; |
1934 | ||
1935 | uea_enters(INS_TO_USBDEV(sc)); | |
1936 | ||
1937 | ret = request_firmware(&fw_entry, fw_name, &sc->usb_dev->dev); | |
1938 | if (ret) { | |
1939 | uea_err(INS_TO_USBDEV(sc), "firmware %s is not available\n", | |
1940 | fw_name); | |
1941 | goto err0; | |
1942 | } | |
1943 | ||
1944 | pfw = fw_entry->data; | |
1945 | size = fw_entry->size; | |
1946 | if (size != 0x577B) { | |
1947 | uea_err(INS_TO_USBDEV(sc), "firmware %s is corrupted\n", | |
1948 | fw_name); | |
1949 | ret = -EILSEQ; | |
1950 | goto err1; | |
1951 | } | |
1952 | for (u = 0; u < size; u += ln) { | |
1953 | ln = min(size - u, 64); | |
1954 | ret = uea_request(sc, 0xe, 0, ln, pfw + u); | |
1955 | if (ret < 0) { | |
1956 | uea_err(INS_TO_USBDEV(sc), | |
1957 | "elsa download data failed (%d)\n", ret); | |
1958 | goto err1; | |
1959 | } | |
1960 | } | |
1961 | ||
e40abaf6 | 1962 | /* finish to send the fpga */ |
b72458a8 | 1963 | ret = uea_request(sc, 0xe, 1, 0, NULL); |
1964 | if (ret < 0) { | |
1965 | uea_err(INS_TO_USBDEV(sc), | |
1966 | "elsa download data failed (%d)\n", ret); | |
1967 | goto err1; | |
1968 | } | |
1969 | ||
e40abaf6 | 1970 | /* Tell the modem we finish : de-assert reset */ |
b72458a8 | 1971 | value = 0; |
1972 | ret = uea_send_modem_cmd(sc->usb_dev, 0xe, 1, &value); | |
1973 | if (ret < 0) | |
4545f7ee JBTN |
1974 | uea_err(sc->usb_dev, "elsa de-assert failed with error" |
1975 | " %d\n", ret); | |
b72458a8 | 1976 | |
b72458a8 | 1977 | err1: |
1978 | release_firmware(fw_entry); | |
1979 | err0: | |
1980 | uea_leaves(INS_TO_USBDEV(sc)); | |
1981 | return ret; | |
1982 | } | |
1983 | ||
e40abaf6 | 1984 | /* The modem send us an ack. First with check if it right */ |
c8e46379 | 1985 | static void uea_dispatch_cmv_e1(struct uea_softc *sc, struct intr_pkt *intr) |
b72458a8 | 1986 | { |
c8e46379 SG |
1987 | struct cmv_dsc_e1 *dsc = &sc->cmv_dsc.e1; |
1988 | struct cmv_e1 *cmv = &intr->u.e1.s2.cmv; | |
1989 | ||
b72458a8 | 1990 | uea_enters(INS_TO_USBDEV(sc)); |
c8e46379 | 1991 | if (le16_to_cpu(cmv->wPreamble) != E1_PREAMBLE) |
b72458a8 | 1992 | goto bad1; |
1993 | ||
c8e46379 | 1994 | if (cmv->bDirection != E1_MODEMTOHOST) |
b72458a8 | 1995 | goto bad1; |
1996 | ||
1997 | /* FIXME : ADI930 reply wrong preambule (func = 2, sub = 2) to | |
af901ca1 | 1998 | * the first MEMACCESS cmv. Ignore it... |
b72458a8 | 1999 | */ |
c8e46379 | 2000 | if (cmv->bFunction != dsc->function) { |
b72458a8 | 2001 | if (UEA_CHIP_VERSION(sc) == ADI930 |
c8e46379 SG |
2002 | && cmv->bFunction == E1_MAKEFUNCTION(2, 2)) { |
2003 | cmv->wIndex = cpu_to_le16(dsc->idx); | |
4545f7ee JBTN |
2004 | put_unaligned_le32(dsc->address, |
2005 | &cmv->dwSymbolicAddress); | |
c8e46379 SG |
2006 | cmv->wOffsetAddress = cpu_to_le16(dsc->offset); |
2007 | } else | |
b72458a8 | 2008 | goto bad2; |
2009 | } | |
2010 | ||
4545f7ee JBTN |
2011 | if (cmv->bFunction == E1_MAKEFUNCTION(E1_ADSLDIRECTIVE, |
2012 | E1_MODEMREADY)) { | |
b72458a8 | 2013 | wake_up_cmv_ack(sc); |
2a99b507 | 2014 | uea_leaves(INS_TO_USBDEV(sc)); |
b72458a8 | 2015 | return; |
2016 | } | |
2017 | ||
2018 | /* in case of MEMACCESS */ | |
c8e46379 | 2019 | if (le16_to_cpu(cmv->wIndex) != dsc->idx || |
a5abdeaf | 2020 | get_unaligned_le32(&cmv->dwSymbolicAddress) != dsc->address || |
c8e46379 | 2021 | le16_to_cpu(cmv->wOffsetAddress) != dsc->offset) |
b72458a8 | 2022 | goto bad2; |
2023 | ||
a5abdeaf | 2024 | sc->data = get_unaligned_le32(&cmv->dwData); |
b72458a8 | 2025 | sc->data = sc->data << 16 | sc->data >> 16; |
2026 | ||
2027 | wake_up_cmv_ack(sc); | |
2a99b507 | 2028 | uea_leaves(INS_TO_USBDEV(sc)); |
b72458a8 | 2029 | return; |
2030 | ||
2031 | bad2: | |
fec8de3a | 2032 | uea_err(INS_TO_USBDEV(sc), "unexpected cmv received, " |
b72458a8 | 2033 | "Function : %d, Subfunction : %d\n", |
c8e46379 SG |
2034 | E1_FUNCTION_TYPE(cmv->bFunction), |
2035 | E1_FUNCTION_SUBTYPE(cmv->bFunction)); | |
2a99b507 | 2036 | uea_leaves(INS_TO_USBDEV(sc)); |
b72458a8 | 2037 | return; |
2038 | ||
2039 | bad1: | |
2040 | uea_err(INS_TO_USBDEV(sc), "invalid cmv received, " | |
2041 | "wPreamble %d, bDirection %d\n", | |
2042 | le16_to_cpu(cmv->wPreamble), cmv->bDirection); | |
2a99b507 | 2043 | uea_leaves(INS_TO_USBDEV(sc)); |
b72458a8 | 2044 | } |
2045 | ||
c8e46379 SG |
2046 | /* The modem send us an ack. First with check if it right */ |
2047 | static void uea_dispatch_cmv_e4(struct uea_softc *sc, struct intr_pkt *intr) | |
2048 | { | |
2049 | struct cmv_dsc_e4 *dsc = &sc->cmv_dsc.e4; | |
2050 | struct cmv_e4 *cmv = &intr->u.e4.s2.cmv; | |
2051 | ||
2052 | uea_enters(INS_TO_USBDEV(sc)); | |
2053 | uea_dbg(INS_TO_USBDEV(sc), "cmv %x %x %x %x %x %x\n", | |
2054 | be16_to_cpu(cmv->wGroup), be16_to_cpu(cmv->wFunction), | |
2055 | be16_to_cpu(cmv->wOffset), be16_to_cpu(cmv->wAddress), | |
2056 | be32_to_cpu(cmv->dwData[0]), be32_to_cpu(cmv->dwData[1])); | |
2057 | ||
2058 | if (be16_to_cpu(cmv->wFunction) != dsc->function) | |
2059 | goto bad2; | |
2060 | ||
4545f7ee JBTN |
2061 | if (be16_to_cpu(cmv->wFunction) == E4_MAKEFUNCTION(E4_ADSLDIRECTIVE, |
2062 | E4_MODEMREADY, 1)) { | |
c8e46379 SG |
2063 | wake_up_cmv_ack(sc); |
2064 | uea_leaves(INS_TO_USBDEV(sc)); | |
2065 | return; | |
2066 | } | |
2067 | ||
2068 | /* in case of MEMACCESS */ | |
2069 | if (be16_to_cpu(cmv->wOffset) != dsc->offset || | |
2070 | be16_to_cpu(cmv->wGroup) != dsc->group || | |
2071 | be16_to_cpu(cmv->wAddress) != dsc->address) | |
2072 | goto bad2; | |
2073 | ||
2074 | sc->data = be32_to_cpu(cmv->dwData[0]); | |
2075 | sc->data1 = be32_to_cpu(cmv->dwData[1]); | |
2076 | wake_up_cmv_ack(sc); | |
2077 | uea_leaves(INS_TO_USBDEV(sc)); | |
2078 | return; | |
2079 | ||
2080 | bad2: | |
fec8de3a | 2081 | uea_err(INS_TO_USBDEV(sc), "unexpected cmv received, " |
c8e46379 SG |
2082 | "Function : %d, Subfunction : %d\n", |
2083 | E4_FUNCTION_TYPE(cmv->wFunction), | |
2084 | E4_FUNCTION_SUBTYPE(cmv->wFunction)); | |
2085 | uea_leaves(INS_TO_USBDEV(sc)); | |
2086 | return; | |
2087 | } | |
2088 | ||
4545f7ee JBTN |
2089 | static void uea_schedule_load_page_e1(struct uea_softc *sc, |
2090 | struct intr_pkt *intr) | |
c8e46379 SG |
2091 | { |
2092 | sc->pageno = intr->e1_bSwapPageNo; | |
2093 | sc->ovl = intr->e1_bOvl >> 4 | intr->e1_bOvl << 4; | |
04ea02f5 | 2094 | queue_work(sc->work_q, &sc->task); |
c8e46379 SG |
2095 | } |
2096 | ||
4545f7ee JBTN |
2097 | static void uea_schedule_load_page_e4(struct uea_softc *sc, |
2098 | struct intr_pkt *intr) | |
c8e46379 SG |
2099 | { |
2100 | sc->pageno = intr->e4_bSwapPageNo; | |
04ea02f5 | 2101 | queue_work(sc->work_q, &sc->task); |
c8e46379 SG |
2102 | } |
2103 | ||
b72458a8 | 2104 | /* |
2105 | * interrupt handler | |
2106 | */ | |
7d12e780 | 2107 | static void uea_intr(struct urb *urb) |
b72458a8 | 2108 | { |
e40abaf6 | 2109 | struct uea_softc *sc = urb->context; |
2110 | struct intr_pkt *intr = urb->transfer_buffer; | |
508330eb GKH |
2111 | int status = urb->status; |
2112 | ||
b72458a8 | 2113 | uea_enters(INS_TO_USBDEV(sc)); |
2114 | ||
508330eb | 2115 | if (unlikely(status < 0)) { |
b72458a8 | 2116 | uea_err(INS_TO_USBDEV(sc), "uea_intr() failed with %d\n", |
508330eb | 2117 | status); |
b72458a8 | 2118 | return; |
2119 | } | |
2120 | ||
b72458a8 | 2121 | /* device-to-host interrupt */ |
2122 | if (intr->bType != 0x08 || sc->booting) { | |
e40abaf6 | 2123 | uea_err(INS_TO_USBDEV(sc), "wrong interrupt\n"); |
b72458a8 | 2124 | goto resubmit; |
2125 | } | |
2126 | ||
2127 | switch (le16_to_cpu(intr->wInterrupt)) { | |
2128 | case INT_LOADSWAPPAGE: | |
c8e46379 | 2129 | sc->schedule_load_page(sc, intr); |
b72458a8 | 2130 | break; |
2131 | ||
2132 | case INT_INCOMINGCMV: | |
c8e46379 | 2133 | sc->dispatch_cmv(sc, intr); |
b72458a8 | 2134 | break; |
2135 | ||
2136 | default: | |
e40abaf6 | 2137 | uea_err(INS_TO_USBDEV(sc), "unknown interrupt %u\n", |
b72458a8 | 2138 | le16_to_cpu(intr->wInterrupt)); |
2139 | } | |
2140 | ||
2141 | resubmit: | |
2142 | usb_submit_urb(sc->urb_int, GFP_ATOMIC); | |
2143 | } | |
2144 | ||
2145 | /* | |
2146 | * Start the modem : init the data and start kernel thread | |
2147 | */ | |
2148 | static int uea_boot(struct uea_softc *sc) | |
2149 | { | |
c8e46379 | 2150 | int ret, size; |
b72458a8 | 2151 | struct intr_pkt *intr; |
2152 | ||
2153 | uea_enters(INS_TO_USBDEV(sc)); | |
2154 | ||
c8e46379 SG |
2155 | if (UEA_CHIP_VERSION(sc) == EAGLE_IV) { |
2156 | size = E4_INTR_PKT_SIZE; | |
2157 | sc->dispatch_cmv = uea_dispatch_cmv_e4; | |
2158 | sc->schedule_load_page = uea_schedule_load_page_e4; | |
2159 | sc->stat = uea_stat_e4; | |
2160 | sc->send_cmvs = uea_send_cmvs_e4; | |
2161 | INIT_WORK(&sc->task, uea_load_page_e4); | |
2162 | } else { | |
2163 | size = E1_INTR_PKT_SIZE; | |
2164 | sc->dispatch_cmv = uea_dispatch_cmv_e1; | |
2165 | sc->schedule_load_page = uea_schedule_load_page_e1; | |
2166 | sc->stat = uea_stat_e1; | |
2167 | sc->send_cmvs = uea_send_cmvs_e1; | |
2168 | INIT_WORK(&sc->task, uea_load_page_e1); | |
2169 | } | |
2170 | ||
b72458a8 | 2171 | init_waitqueue_head(&sc->sync_q); |
b72458a8 | 2172 | |
04ea02f5 SG |
2173 | sc->work_q = create_workqueue("ueagle-dsp"); |
2174 | if (!sc->work_q) { | |
2175 | uea_err(INS_TO_USBDEV(sc), "cannot allocate workqueue\n"); | |
2176 | uea_leaves(INS_TO_USBDEV(sc)); | |
2177 | return -ENOMEM; | |
2178 | } | |
2179 | ||
b72458a8 | 2180 | if (UEA_CHIP_VERSION(sc) == ADI930) |
2181 | load_XILINX_firmware(sc); | |
2182 | ||
c8e46379 | 2183 | intr = kmalloc(size, GFP_KERNEL); |
b72458a8 | 2184 | if (!intr) { |
2185 | uea_err(INS_TO_USBDEV(sc), | |
2186 | "cannot allocate interrupt package\n"); | |
04ea02f5 | 2187 | goto err0; |
b72458a8 | 2188 | } |
2189 | ||
2190 | sc->urb_int = usb_alloc_urb(0, GFP_KERNEL); | |
2191 | if (!sc->urb_int) { | |
2192 | uea_err(INS_TO_USBDEV(sc), "cannot allocate interrupt URB\n"); | |
04ea02f5 | 2193 | goto err1; |
b72458a8 | 2194 | } |
2195 | ||
2196 | usb_fill_int_urb(sc->urb_int, sc->usb_dev, | |
2197 | usb_rcvintpipe(sc->usb_dev, UEA_INTR_PIPE), | |
c8e46379 | 2198 | intr, size, uea_intr, sc, |
b72458a8 | 2199 | sc->usb_dev->actconfig->interface[0]->altsetting[0]. |
2200 | endpoint[0].desc.bInterval); | |
2201 | ||
2202 | ret = usb_submit_urb(sc->urb_int, GFP_KERNEL); | |
2203 | if (ret < 0) { | |
2204 | uea_err(INS_TO_USBDEV(sc), | |
2205 | "urb submition failed with error %d\n", ret); | |
04ea02f5 | 2206 | goto err1; |
b72458a8 | 2207 | } |
2208 | ||
2209 | sc->kthread = kthread_run(uea_kthread, sc, "ueagle-atm"); | |
2210 | if (sc->kthread == ERR_PTR(-ENOMEM)) { | |
2211 | uea_err(INS_TO_USBDEV(sc), "failed to create thread\n"); | |
2212 | goto err2; | |
2213 | } | |
2214 | ||
2215 | uea_leaves(INS_TO_USBDEV(sc)); | |
2216 | return 0; | |
2217 | ||
2218 | err2: | |
2219 | usb_kill_urb(sc->urb_int); | |
04ea02f5 | 2220 | err1: |
b72458a8 | 2221 | usb_free_urb(sc->urb_int); |
4d45e218 | 2222 | sc->urb_int = NULL; |
2223 | kfree(intr); | |
04ea02f5 SG |
2224 | err0: |
2225 | destroy_workqueue(sc->work_q); | |
b72458a8 | 2226 | uea_leaves(INS_TO_USBDEV(sc)); |
2227 | return -ENOMEM; | |
2228 | } | |
2229 | ||
2230 | /* | |
2231 | * Stop the modem : kill kernel thread and free data | |
2232 | */ | |
2233 | static void uea_stop(struct uea_softc *sc) | |
2234 | { | |
2235 | int ret; | |
2236 | uea_enters(INS_TO_USBDEV(sc)); | |
2237 | ret = kthread_stop(sc->kthread); | |
e40abaf6 | 2238 | uea_dbg(INS_TO_USBDEV(sc), "kthread finish with status %d\n", ret); |
b72458a8 | 2239 | |
b72458a8 | 2240 | uea_request(sc, UEA_SET_MODE, UEA_LOOPBACK_ON, 0, NULL); |
2241 | ||
2242 | usb_kill_urb(sc->urb_int); | |
2243 | kfree(sc->urb_int->transfer_buffer); | |
2244 | usb_free_urb(sc->urb_int); | |
2245 | ||
04ea02f5 SG |
2246 | /* stop any pending boot process, when no one can schedule work */ |
2247 | destroy_workqueue(sc->work_q); | |
2248 | ||
b72458a8 | 2249 | if (sc->dsp_firm) |
2250 | release_firmware(sc->dsp_firm); | |
2251 | uea_leaves(INS_TO_USBDEV(sc)); | |
2252 | } | |
2253 | ||
2254 | /* syfs interface */ | |
2255 | static struct uea_softc *dev_to_uea(struct device *dev) | |
2256 | { | |
2257 | struct usb_interface *intf; | |
2258 | struct usbatm_data *usbatm; | |
2259 | ||
2260 | intf = to_usb_interface(dev); | |
2261 | if (!intf) | |
2262 | return NULL; | |
2263 | ||
2264 | usbatm = usb_get_intfdata(intf); | |
2265 | if (!usbatm) | |
2266 | return NULL; | |
2267 | ||
2268 | return usbatm->driver_data; | |
2269 | } | |
2270 | ||
2271 | static ssize_t read_status(struct device *dev, struct device_attribute *attr, | |
2272 | char *buf) | |
2273 | { | |
2274 | int ret = -ENODEV; | |
2275 | struct uea_softc *sc; | |
2276 | ||
ab3c81ff | 2277 | mutex_lock(&uea_mutex); |
b72458a8 | 2278 | sc = dev_to_uea(dev); |
2279 | if (!sc) | |
2280 | goto out; | |
2281 | ret = snprintf(buf, 10, "%08x\n", sc->stats.phy.state); | |
2282 | out: | |
ab3c81ff | 2283 | mutex_unlock(&uea_mutex); |
b72458a8 | 2284 | return ret; |
2285 | } | |
2286 | ||
2287 | static ssize_t reboot(struct device *dev, struct device_attribute *attr, | |
2288 | const char *buf, size_t count) | |
2289 | { | |
2290 | int ret = -ENODEV; | |
2291 | struct uea_softc *sc; | |
2292 | ||
ab3c81ff | 2293 | mutex_lock(&uea_mutex); |
b72458a8 | 2294 | sc = dev_to_uea(dev); |
2295 | if (!sc) | |
2296 | goto out; | |
2297 | sc->reset = 1; | |
2298 | ret = count; | |
2299 | out: | |
ab3c81ff | 2300 | mutex_unlock(&uea_mutex); |
b72458a8 | 2301 | return ret; |
2302 | } | |
2303 | ||
2304 | static DEVICE_ATTR(stat_status, S_IWUGO | S_IRUGO, read_status, reboot); | |
2305 | ||
4545f7ee JBTN |
2306 | static ssize_t read_human_status(struct device *dev, |
2307 | struct device_attribute *attr, char *buf) | |
b72458a8 | 2308 | { |
2309 | int ret = -ENODEV; | |
c8e46379 | 2310 | int modem_state; |
b72458a8 | 2311 | struct uea_softc *sc; |
2312 | ||
ab3c81ff | 2313 | mutex_lock(&uea_mutex); |
b72458a8 | 2314 | sc = dev_to_uea(dev); |
2315 | if (!sc) | |
2316 | goto out; | |
2317 | ||
c8e46379 SG |
2318 | if (UEA_CHIP_VERSION(sc) == EAGLE_IV) { |
2319 | switch (sc->stats.phy.state) { | |
2320 | case 0x0: /* not yet synchronized */ | |
2321 | case 0x1: | |
2322 | case 0x3: | |
2323 | case 0x4: | |
2324 | modem_state = 0; | |
2325 | break; | |
2326 | case 0x5: /* initialization */ | |
2327 | case 0x6: | |
2328 | case 0x9: | |
2329 | case 0xa: | |
2330 | modem_state = 1; | |
2331 | break; | |
4545f7ee | 2332 | case 0x7: /* operational */ |
c8e46379 SG |
2333 | modem_state = 2; |
2334 | break; | |
2335 | case 0x2: /* fail ... */ | |
2336 | modem_state = 3; | |
2337 | break; | |
2338 | default: /* unknown */ | |
2339 | modem_state = 4; | |
2340 | break; | |
2341 | } | |
2342 | } else | |
2343 | modem_state = GET_STATUS(sc->stats.phy.state); | |
2344 | ||
2345 | switch (modem_state) { | |
b72458a8 | 2346 | case 0: |
2347 | ret = sprintf(buf, "Modem is booting\n"); | |
2348 | break; | |
2349 | case 1: | |
2350 | ret = sprintf(buf, "Modem is initializing\n"); | |
2351 | break; | |
2352 | case 2: | |
2353 | ret = sprintf(buf, "Modem is operational\n"); | |
2354 | break; | |
c8e46379 | 2355 | case 3: |
b72458a8 | 2356 | ret = sprintf(buf, "Modem synchronization failed\n"); |
2357 | break; | |
c8e46379 SG |
2358 | default: |
2359 | ret = sprintf(buf, "Modem state is unknown\n"); | |
2360 | break; | |
b72458a8 | 2361 | } |
2362 | out: | |
ab3c81ff | 2363 | mutex_unlock(&uea_mutex); |
b72458a8 | 2364 | return ret; |
2365 | } | |
2366 | ||
4545f7ee JBTN |
2367 | static DEVICE_ATTR(stat_human_status, S_IWUGO | S_IRUGO, |
2368 | read_human_status, NULL); | |
b72458a8 | 2369 | |
2370 | static ssize_t read_delin(struct device *dev, struct device_attribute *attr, | |
2371 | char *buf) | |
2372 | { | |
2373 | int ret = -ENODEV; | |
2374 | struct uea_softc *sc; | |
c8e46379 | 2375 | char *delin = "GOOD"; |
b72458a8 | 2376 | |
ab3c81ff | 2377 | mutex_lock(&uea_mutex); |
b72458a8 | 2378 | sc = dev_to_uea(dev); |
2379 | if (!sc) | |
2380 | goto out; | |
2381 | ||
c8e46379 SG |
2382 | if (UEA_CHIP_VERSION(sc) == EAGLE_IV) { |
2383 | if (sc->stats.phy.flags & 0x4000) | |
2384 | delin = "RESET"; | |
2385 | else if (sc->stats.phy.flags & 0x0001) | |
2386 | delin = "LOSS"; | |
2387 | } else { | |
2388 | if (sc->stats.phy.flags & 0x0C00) | |
2389 | delin = "ERROR"; | |
2390 | else if (sc->stats.phy.flags & 0x0030) | |
2391 | delin = "LOSS"; | |
2392 | } | |
2393 | ||
2394 | ret = sprintf(buf, "%s\n", delin); | |
b72458a8 | 2395 | out: |
ab3c81ff | 2396 | mutex_unlock(&uea_mutex); |
b72458a8 | 2397 | return ret; |
2398 | } | |
2399 | ||
2400 | static DEVICE_ATTR(stat_delin, S_IWUGO | S_IRUGO, read_delin, NULL); | |
2401 | ||
4545f7ee | 2402 | #define UEA_ATTR(name, reset) \ |
b72458a8 | 2403 | \ |
4545f7ee | 2404 | static ssize_t read_##name(struct device *dev, \ |
b72458a8 | 2405 | struct device_attribute *attr, char *buf) \ |
4545f7ee JBTN |
2406 | { \ |
2407 | int ret = -ENODEV; \ | |
2408 | struct uea_softc *sc; \ | |
2409 | \ | |
2410 | mutex_lock(&uea_mutex); \ | |
b72458a8 | 2411 | sc = dev_to_uea(dev); \ |
4545f7ee JBTN |
2412 | if (!sc) \ |
2413 | goto out; \ | |
b72458a8 | 2414 | ret = snprintf(buf, 10, "%08x\n", sc->stats.phy.name); \ |
2415 | if (reset) \ | |
2416 | sc->stats.phy.name = 0; \ | |
4545f7ee JBTN |
2417 | out: \ |
2418 | mutex_unlock(&uea_mutex); \ | |
2419 | return ret; \ | |
2420 | } \ | |
b72458a8 | 2421 | \ |
2422 | static DEVICE_ATTR(stat_##name, S_IRUGO, read_##name, NULL) | |
2423 | ||
2424 | UEA_ATTR(mflags, 1); | |
2425 | UEA_ATTR(vidcpe, 0); | |
2426 | UEA_ATTR(usrate, 0); | |
2427 | UEA_ATTR(dsrate, 0); | |
2428 | UEA_ATTR(usattenuation, 0); | |
2429 | UEA_ATTR(dsattenuation, 0); | |
2430 | UEA_ATTR(usmargin, 0); | |
2431 | UEA_ATTR(dsmargin, 0); | |
2432 | UEA_ATTR(txflow, 0); | |
2433 | UEA_ATTR(rxflow, 0); | |
2434 | UEA_ATTR(uscorr, 0); | |
2435 | UEA_ATTR(dscorr, 0); | |
2436 | UEA_ATTR(usunc, 0); | |
2437 | UEA_ATTR(dsunc, 0); | |
a7a0c9cd | 2438 | UEA_ATTR(firmid, 0); |
b72458a8 | 2439 | |
2440 | /* Retrieve the device End System Identifier (MAC) */ | |
2441 | ||
b72458a8 | 2442 | static int uea_getesi(struct uea_softc *sc, u_char * esi) |
2443 | { | |
2444 | unsigned char mac_str[2 * ETH_ALEN + 1]; | |
2445 | int i; | |
2446 | if (usb_string | |
2447 | (sc->usb_dev, sc->usb_dev->descriptor.iSerialNumber, mac_str, | |
2448 | sizeof(mac_str)) != 2 * ETH_ALEN) | |
2449 | return 1; | |
2450 | ||
2451 | for (i = 0; i < ETH_ALEN; i++) | |
e644814a AS |
2452 | esi[i] = hex_to_bin(mac_str[2 * i]) * 16 + |
2453 | hex_to_bin(mac_str[2 * i + 1]); | |
b72458a8 | 2454 | |
2455 | return 0; | |
2456 | } | |
2457 | ||
2458 | /* ATM stuff */ | |
2459 | static int uea_atm_open(struct usbatm_data *usbatm, struct atm_dev *atm_dev) | |
2460 | { | |
2461 | struct uea_softc *sc = usbatm->driver_data; | |
2462 | ||
2463 | return uea_getesi(sc, atm_dev->esi); | |
2464 | } | |
2465 | ||
2466 | static int uea_heavy(struct usbatm_data *usbatm, struct usb_interface *intf) | |
2467 | { | |
2468 | struct uea_softc *sc = usbatm->driver_data; | |
2469 | ||
531a39bb | 2470 | wait_event_interruptible(sc->sync_q, IS_OPERATIONAL(sc)); |
b72458a8 | 2471 | |
2472 | return 0; | |
2473 | ||
2474 | } | |
2475 | ||
2476 | static int claim_interface(struct usb_device *usb_dev, | |
2477 | struct usbatm_data *usbatm, int ifnum) | |
2478 | { | |
2479 | int ret; | |
2480 | struct usb_interface *intf = usb_ifnum_to_if(usb_dev, ifnum); | |
2481 | ||
2482 | if (!intf) { | |
2483 | uea_err(usb_dev, "interface %d not found\n", ifnum); | |
2484 | return -ENODEV; | |
2485 | } | |
2486 | ||
2487 | ret = usb_driver_claim_interface(&uea_driver, intf, usbatm); | |
2488 | if (ret != 0) | |
2489 | uea_err(usb_dev, "can't claim interface %d, error %d\n", ifnum, | |
2490 | ret); | |
2491 | return ret; | |
2492 | } | |
2493 | ||
e7ccdfec GKH |
2494 | static struct attribute *attrs[] = { |
2495 | &dev_attr_stat_status.attr, | |
2496 | &dev_attr_stat_mflags.attr, | |
2497 | &dev_attr_stat_human_status.attr, | |
2498 | &dev_attr_stat_delin.attr, | |
2499 | &dev_attr_stat_vidcpe.attr, | |
2500 | &dev_attr_stat_usrate.attr, | |
2501 | &dev_attr_stat_dsrate.attr, | |
2502 | &dev_attr_stat_usattenuation.attr, | |
2503 | &dev_attr_stat_dsattenuation.attr, | |
2504 | &dev_attr_stat_usmargin.attr, | |
2505 | &dev_attr_stat_dsmargin.attr, | |
2506 | &dev_attr_stat_txflow.attr, | |
2507 | &dev_attr_stat_rxflow.attr, | |
2508 | &dev_attr_stat_uscorr.attr, | |
2509 | &dev_attr_stat_dscorr.attr, | |
2510 | &dev_attr_stat_usunc.attr, | |
2511 | &dev_attr_stat_dsunc.attr, | |
a7a0c9cd | 2512 | &dev_attr_stat_firmid.attr, |
9ab99c8c | 2513 | NULL, |
e7ccdfec GKH |
2514 | }; |
2515 | static struct attribute_group attr_grp = { | |
2516 | .attrs = attrs, | |
2517 | }; | |
2518 | ||
b72458a8 | 2519 | static int uea_bind(struct usbatm_data *usbatm, struct usb_interface *intf, |
35644b0c | 2520 | const struct usb_device_id *id) |
b72458a8 | 2521 | { |
2522 | struct usb_device *usb = interface_to_usbdev(intf); | |
2523 | struct uea_softc *sc; | |
2524 | int ret, ifnum = intf->altsetting->desc.bInterfaceNumber; | |
503add46 | 2525 | unsigned int alt; |
b72458a8 | 2526 | |
2527 | uea_enters(usb); | |
2528 | ||
2529 | /* interface 0 is for firmware/monitoring */ | |
2530 | if (ifnum != UEA_INTR_IFACE_NO) | |
2531 | return -ENODEV; | |
2532 | ||
0dfcd3e4 | 2533 | usbatm->flags = (sync_wait[modem_index] ? 0 : UDSL_SKIP_HEAVY_INIT); |
b72458a8 | 2534 | |
2535 | /* interface 1 is for outbound traffic */ | |
2536 | ret = claim_interface(usb, usbatm, UEA_US_IFACE_NO); | |
2537 | if (ret < 0) | |
2538 | return ret; | |
2539 | ||
e40abaf6 | 2540 | /* ADI930 has only 2 interfaces and inbound traffic is on interface 1 */ |
b72458a8 | 2541 | if (UEA_CHIP_VERSION(id) != ADI930) { |
2542 | /* interface 2 is for inbound traffic */ | |
2543 | ret = claim_interface(usb, usbatm, UEA_DS_IFACE_NO); | |
2544 | if (ret < 0) | |
2545 | return ret; | |
2546 | } | |
2547 | ||
2548 | sc = kzalloc(sizeof(struct uea_softc), GFP_KERNEL); | |
2549 | if (!sc) { | |
584958c3 | 2550 | uea_err(usb, "uea_init: not enough memory !\n"); |
b72458a8 | 2551 | return -ENOMEM; |
2552 | } | |
2553 | ||
2554 | sc->usb_dev = usb; | |
2555 | usbatm->driver_data = sc; | |
2556 | sc->usbatm = usbatm; | |
2557 | sc->modem_index = (modem_index < NB_MODEM) ? modem_index++ : 0; | |
2558 | sc->driver_info = id->driver_info; | |
2559 | ||
603cf608 SG |
2560 | /* first try to use module parameter */ |
2561 | if (annex[sc->modem_index] == 1) | |
2562 | sc->annex = ANNEXA; | |
2563 | else if (annex[sc->modem_index] == 2) | |
2564 | sc->annex = ANNEXB; | |
2565 | /* try to autodetect annex */ | |
2566 | else if (sc->driver_info & AUTO_ANNEX_A) | |
2567 | sc->annex = ANNEXA; | |
2568 | else if (sc->driver_info & AUTO_ANNEX_B) | |
2569 | sc->annex = ANNEXB; | |
2570 | else | |
4545f7ee JBTN |
2571 | sc->annex = (le16_to_cpu |
2572 | (sc->usb_dev->descriptor.bcdDevice) & 0x80) ? ANNEXB : ANNEXA; | |
603cf608 | 2573 | |
503add46 | 2574 | alt = altsetting[sc->modem_index]; |
3c9666cc | 2575 | /* ADI930 don't support iso */ |
503add46 | 2576 | if (UEA_CHIP_VERSION(id) != ADI930 && alt > 0) { |
4545f7ee JBTN |
2577 | if (alt <= 8 && |
2578 | usb_set_interface(usb, UEA_DS_IFACE_NO, alt) == 0) { | |
503add46 | 2579 | uea_dbg(usb, "set alternate %u for 2 interface\n", alt); |
3c9666cc | 2580 | uea_info(usb, "using iso mode\n"); |
2581 | usbatm->flags |= UDSL_USE_ISOC | UDSL_IGNORE_EILSEQ; | |
2582 | } else { | |
503add46 SG |
2583 | uea_err(usb, "setting alternate %u failed for " |
2584 | "2 interface, using bulk mode\n", alt); | |
3c9666cc | 2585 | } |
2586 | } | |
2587 | ||
9ab99c8c | 2588 | ret = sysfs_create_group(&intf->dev.kobj, &attr_grp); |
2589 | if (ret < 0) | |
2590 | goto error; | |
2591 | ||
b72458a8 | 2592 | ret = uea_boot(sc); |
9ab99c8c | 2593 | if (ret < 0) |
4c132e77 | 2594 | goto error_rm_grp; |
b72458a8 | 2595 | |
b72458a8 | 2596 | return 0; |
4c132e77 SG |
2597 | |
2598 | error_rm_grp: | |
2599 | sysfs_remove_group(&intf->dev.kobj, &attr_grp); | |
9ab99c8c | 2600 | error: |
2601 | kfree(sc); | |
2602 | return ret; | |
b72458a8 | 2603 | } |
2604 | ||
2605 | static void uea_unbind(struct usbatm_data *usbatm, struct usb_interface *intf) | |
2606 | { | |
2607 | struct uea_softc *sc = usbatm->driver_data; | |
2608 | ||
9ab99c8c | 2609 | sysfs_remove_group(&intf->dev.kobj, &attr_grp); |
b72458a8 | 2610 | uea_stop(sc); |
2611 | kfree(sc); | |
2612 | } | |
2613 | ||
2614 | static struct usbatm_driver uea_usbatm_driver = { | |
2615 | .driver_name = "ueagle-atm", | |
b72458a8 | 2616 | .bind = uea_bind, |
2617 | .atm_start = uea_atm_open, | |
2618 | .unbind = uea_unbind, | |
2619 | .heavy_init = uea_heavy, | |
80aae7a1 DS |
2620 | .bulk_in = UEA_BULK_DATA_PIPE, |
2621 | .bulk_out = UEA_BULK_DATA_PIPE, | |
3c9666cc | 2622 | .isoc_in = UEA_ISO_DATA_PIPE, |
b72458a8 | 2623 | }; |
2624 | ||
2625 | static int uea_probe(struct usb_interface *intf, const struct usb_device_id *id) | |
2626 | { | |
2627 | struct usb_device *usb = interface_to_usbdev(intf); | |
2628 | ||
2629 | uea_enters(usb); | |
603cf608 SG |
2630 | uea_info(usb, "ADSL device founded vid (%#X) pid (%#X) Rev (%#X): %s\n", |
2631 | le16_to_cpu(usb->descriptor.idVendor), | |
2632 | le16_to_cpu(usb->descriptor.idProduct), | |
2633 | le16_to_cpu(usb->descriptor.bcdDevice), | |
2634 | chip_name[UEA_CHIP_VERSION(id)]); | |
b72458a8 | 2635 | |
2636 | usb_reset_device(usb); | |
2637 | ||
2638 | if (UEA_IS_PREFIRM(id)) | |
2639 | return uea_load_firmware(usb, UEA_CHIP_VERSION(id)); | |
2640 | ||
2641 | return usbatm_usb_probe(intf, id, &uea_usbatm_driver); | |
2642 | } | |
2643 | ||
2644 | static void uea_disconnect(struct usb_interface *intf) | |
2645 | { | |
2646 | struct usb_device *usb = interface_to_usbdev(intf); | |
2647 | int ifnum = intf->altsetting->desc.bInterfaceNumber; | |
2648 | uea_enters(usb); | |
2649 | ||
2650 | /* ADI930 has 2 interfaces and eagle 3 interfaces. | |
2651 | * Pre-firmware device has one interface | |
2652 | */ | |
2653 | if (usb->config->desc.bNumInterfaces != 1 && ifnum == 0) { | |
ab3c81ff | 2654 | mutex_lock(&uea_mutex); |
b72458a8 | 2655 | usbatm_usb_disconnect(intf); |
ab3c81ff | 2656 | mutex_unlock(&uea_mutex); |
b72458a8 | 2657 | uea_info(usb, "ADSL device removed\n"); |
2658 | } | |
2659 | ||
2660 | uea_leaves(usb); | |
2661 | } | |
2662 | ||
2663 | /* | |
2664 | * List of supported VID/PID | |
2665 | */ | |
2666 | static const struct usb_device_id uea_ids[] = { | |
4545f7ee JBTN |
2667 | {USB_DEVICE(ANALOG_VID, ADI930_PID_PREFIRM), |
2668 | .driver_info = ADI930 | PREFIRM}, | |
2669 | {USB_DEVICE(ANALOG_VID, ADI930_PID_PSTFIRM), | |
2670 | .driver_info = ADI930 | PSTFIRM}, | |
2671 | {USB_DEVICE(ANALOG_VID, EAGLE_I_PID_PREFIRM), | |
2672 | .driver_info = EAGLE_I | PREFIRM}, | |
2673 | {USB_DEVICE(ANALOG_VID, EAGLE_I_PID_PSTFIRM), | |
2674 | .driver_info = EAGLE_I | PSTFIRM}, | |
2675 | {USB_DEVICE(ANALOG_VID, EAGLE_II_PID_PREFIRM), | |
2676 | .driver_info = EAGLE_II | PREFIRM}, | |
2677 | {USB_DEVICE(ANALOG_VID, EAGLE_II_PID_PSTFIRM), | |
2678 | .driver_info = EAGLE_II | PSTFIRM}, | |
2679 | {USB_DEVICE(ANALOG_VID, EAGLE_IIC_PID_PREFIRM), | |
2680 | .driver_info = EAGLE_II | PREFIRM}, | |
2681 | {USB_DEVICE(ANALOG_VID, EAGLE_IIC_PID_PSTFIRM), | |
2682 | .driver_info = EAGLE_II | PSTFIRM}, | |
2683 | {USB_DEVICE(ANALOG_VID, EAGLE_III_PID_PREFIRM), | |
2684 | .driver_info = EAGLE_III | PREFIRM}, | |
2685 | {USB_DEVICE(ANALOG_VID, EAGLE_III_PID_PSTFIRM), | |
2686 | .driver_info = EAGLE_III | PSTFIRM}, | |
2687 | {USB_DEVICE(ANALOG_VID, EAGLE_IV_PID_PREFIRM), | |
2688 | .driver_info = EAGLE_IV | PREFIRM}, | |
2689 | {USB_DEVICE(ANALOG_VID, EAGLE_IV_PID_PSTFIRM), | |
2690 | .driver_info = EAGLE_IV | PSTFIRM}, | |
2691 | {USB_DEVICE(DEVOLO_VID, DEVOLO_EAGLE_I_A_PID_PREFIRM), | |
2692 | .driver_info = EAGLE_I | PREFIRM}, | |
2693 | {USB_DEVICE(DEVOLO_VID, DEVOLO_EAGLE_I_A_PID_PSTFIRM), | |
2694 | .driver_info = EAGLE_I | PSTFIRM | AUTO_ANNEX_A}, | |
2695 | {USB_DEVICE(DEVOLO_VID, DEVOLO_EAGLE_I_B_PID_PREFIRM), | |
2696 | .driver_info = EAGLE_I | PREFIRM}, | |
2697 | {USB_DEVICE(DEVOLO_VID, DEVOLO_EAGLE_I_B_PID_PSTFIRM), | |
2698 | .driver_info = EAGLE_I | PSTFIRM | AUTO_ANNEX_B}, | |
2699 | {USB_DEVICE(DEVOLO_VID, DEVOLO_EAGLE_II_A_PID_PREFIRM), | |
2700 | .driver_info = EAGLE_II | PREFIRM}, | |
2701 | {USB_DEVICE(DEVOLO_VID, DEVOLO_EAGLE_II_A_PID_PSTFIRM), | |
2702 | .driver_info = EAGLE_II | PSTFIRM | AUTO_ANNEX_A}, | |
2703 | {USB_DEVICE(DEVOLO_VID, DEVOLO_EAGLE_II_B_PID_PREFIRM), | |
2704 | .driver_info = EAGLE_II | PREFIRM}, | |
2705 | {USB_DEVICE(DEVOLO_VID, DEVOLO_EAGLE_II_B_PID_PSTFIRM), | |
2706 | .driver_info = EAGLE_II | PSTFIRM | AUTO_ANNEX_B}, | |
2707 | {USB_DEVICE(ELSA_VID, ELSA_PID_PREFIRM), | |
2708 | .driver_info = ADI930 | PREFIRM}, | |
2709 | {USB_DEVICE(ELSA_VID, ELSA_PID_PSTFIRM), | |
2710 | .driver_info = ADI930 | PSTFIRM}, | |
2711 | {USB_DEVICE(ELSA_VID, ELSA_PID_A_PREFIRM), | |
2712 | .driver_info = ADI930 | PREFIRM}, | |
2713 | {USB_DEVICE(ELSA_VID, ELSA_PID_A_PSTFIRM), | |
2714 | .driver_info = ADI930 | PSTFIRM | AUTO_ANNEX_A}, | |
2715 | {USB_DEVICE(ELSA_VID, ELSA_PID_B_PREFIRM), | |
2716 | .driver_info = ADI930 | PREFIRM}, | |
2717 | {USB_DEVICE(ELSA_VID, ELSA_PID_B_PSTFIRM), | |
2718 | .driver_info = ADI930 | PSTFIRM | AUTO_ANNEX_B}, | |
2719 | {USB_DEVICE(USR_VID, MILLER_A_PID_PREFIRM), | |
2720 | .driver_info = EAGLE_I | PREFIRM}, | |
2721 | {USB_DEVICE(USR_VID, MILLER_A_PID_PSTFIRM), | |
2722 | .driver_info = EAGLE_I | PSTFIRM | AUTO_ANNEX_A}, | |
2723 | {USB_DEVICE(USR_VID, MILLER_B_PID_PREFIRM), | |
2724 | .driver_info = EAGLE_I | PREFIRM}, | |
2725 | {USB_DEVICE(USR_VID, MILLER_B_PID_PSTFIRM), | |
2726 | .driver_info = EAGLE_I | PSTFIRM | AUTO_ANNEX_B}, | |
2727 | {USB_DEVICE(USR_VID, HEINEKEN_A_PID_PREFIRM), | |
2728 | .driver_info = EAGLE_I | PREFIRM}, | |
2729 | {USB_DEVICE(USR_VID, HEINEKEN_A_PID_PSTFIRM), | |
2730 | .driver_info = EAGLE_I | PSTFIRM | AUTO_ANNEX_A}, | |
2731 | {USB_DEVICE(USR_VID, HEINEKEN_B_PID_PREFIRM), | |
2732 | .driver_info = EAGLE_I | PREFIRM}, | |
2733 | {USB_DEVICE(USR_VID, HEINEKEN_B_PID_PSTFIRM), | |
2734 | .driver_info = EAGLE_I | PSTFIRM | AUTO_ANNEX_B}, | |
b72458a8 | 2735 | {} |
2736 | }; | |
2737 | ||
2738 | /* | |
2739 | * USB driver descriptor | |
2740 | */ | |
2741 | static struct usb_driver uea_driver = { | |
b72458a8 | 2742 | .name = "ueagle-atm", |
2743 | .id_table = uea_ids, | |
2744 | .probe = uea_probe, | |
2745 | .disconnect = uea_disconnect, | |
2746 | }; | |
2747 | ||
2748 | MODULE_DEVICE_TABLE(usb, uea_ids); | |
2749 | ||
2750 | /** | |
2751 | * uea_init - Initialize the module. | |
2752 | * Register to USB subsystem | |
2753 | */ | |
2754 | static int __init uea_init(void) | |
2755 | { | |
2756 | printk(KERN_INFO "[ueagle-atm] driver " EAGLEUSBVERSION " loaded\n"); | |
2757 | ||
2758 | usb_register(&uea_driver); | |
2759 | ||
2760 | return 0; | |
2761 | } | |
2762 | ||
2763 | module_init(uea_init); | |
2764 | ||
2765 | /** | |
2766 | * uea_exit - Destroy module | |
2767 | * Deregister with USB subsystem | |
2768 | */ | |
2769 | static void __exit uea_exit(void) | |
2770 | { | |
2771 | /* | |
2772 | * This calls automatically the uea_disconnect method if necessary: | |
2773 | */ | |
2774 | usb_deregister(&uea_driver); | |
2775 | ||
2776 | printk(KERN_INFO "[ueagle-atm] driver unloaded\n"); | |
2777 | } | |
2778 | ||
2779 | module_exit(uea_exit); | |
2780 | ||
2781 | MODULE_AUTHOR("Damien Bergamini/Matthieu Castet/Stanislaw W. Gruszka"); | |
2782 | MODULE_DESCRIPTION("ADI 930/Eagle USB ADSL Modem driver"); | |
2783 | MODULE_LICENSE("Dual BSD/GPL"); |