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b72458a8 MC |
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 MC |
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 MC |
66 | #include <linux/kthread.h> |
67 | #include <linux/version.h> | |
ab3c81ff | 68 | #include <linux/mutex.h> |
7dfb7103 NC |
69 | #include <linux/freezer.h> |
70 | ||
b72458a8 MC |
71 | #include <asm/unaligned.h> |
72 | ||
73 | #include "usbatm.h" | |
74 | ||
a7a0c9cd | 75 | #define EAGLEUSBVERSION "ueagle 1.4" |
b72458a8 MC |
76 | |
77 | ||
78 | /* | |
79 | * Debug macros | |
80 | */ | |
81 | #define uea_dbg(usb_dev, format, args...) \ | |
82 | do { \ | |
83 | if (debug >= 1) \ | |
84 | dev_dbg(&(usb_dev)->dev, \ | |
85 | "[ueagle-atm dbg] %s: " format, \ | |
441b62c1 | 86 | __func__, ##args); \ |
a7a0c9cd | 87 | } while (0) |
b72458a8 MC |
88 | |
89 | #define uea_vdbg(usb_dev, format, args...) \ | |
90 | do { \ | |
91 | if (debug >= 2) \ | |
92 | dev_dbg(&(usb_dev)->dev, \ | |
93 | "[ueagle-atm vdbg] " format, ##args); \ | |
a7a0c9cd | 94 | } while (0) |
b72458a8 MC |
95 | |
96 | #define uea_enters(usb_dev) \ | |
441b62c1 | 97 | uea_vdbg(usb_dev, "entering %s\n", __func__) |
b72458a8 MC |
98 | |
99 | #define uea_leaves(usb_dev) \ | |
441b62c1 | 100 | uea_vdbg(usb_dev, "leaving %s\n", __func__) |
b72458a8 MC |
101 | |
102 | #define uea_err(usb_dev, format,args...) \ | |
103 | dev_err(&(usb_dev)->dev ,"[UEAGLE-ATM] " format , ##args) | |
104 | ||
105 | #define uea_warn(usb_dev, format,args...) \ | |
106 | dev_warn(&(usb_dev)->dev ,"[Ueagle-atm] " format, ##args) | |
107 | ||
108 | #define uea_info(usb_dev, format,args...) \ | |
109 | dev_info(&(usb_dev)->dev ,"[ueagle-atm] " format, ##args) | |
110 | ||
c8e46379 SG |
111 | struct intr_pkt; |
112 | ||
113 | /* cmv's from firmware */ | |
114 | struct uea_cmvs_v1 { | |
b72458a8 MC |
115 | u32 address; |
116 | u16 offset; | |
117 | u32 data; | |
118 | } __attribute__ ((packed)); | |
119 | ||
c8e46379 SG |
120 | struct uea_cmvs_v2 { |
121 | u32 group; | |
122 | u32 address; | |
123 | u32 offset; | |
124 | u32 data; | |
125 | } __attribute__ ((packed)); | |
126 | ||
127 | /* information about currently processed cmv */ | |
128 | struct cmv_dsc_e1 { | |
129 | u8 function; | |
130 | u16 idx; | |
131 | u32 address; | |
132 | u16 offset; | |
133 | }; | |
134 | ||
135 | struct cmv_dsc_e4 { | |
136 | u16 function; | |
137 | u16 offset; | |
138 | u16 address; | |
139 | u16 group; | |
140 | }; | |
141 | ||
142 | union cmv_dsc { | |
143 | struct cmv_dsc_e1 e1; | |
144 | struct cmv_dsc_e4 e4; | |
145 | }; | |
146 | ||
b72458a8 MC |
147 | struct uea_softc { |
148 | struct usb_device *usb_dev; | |
149 | struct usbatm_data *usbatm; | |
150 | ||
151 | int modem_index; | |
152 | unsigned int driver_info; | |
603cf608 SG |
153 | int annex; |
154 | #define ANNEXA 0 | |
155 | #define ANNEXB 1 | |
b72458a8 MC |
156 | |
157 | int booting; | |
158 | int reset; | |
159 | ||
160 | wait_queue_head_t sync_q; | |
161 | ||
162 | struct task_struct *kthread; | |
163 | u32 data; | |
c8e46379 | 164 | u32 data1; |
c8e46379 | 165 | |
b72458a8 | 166 | int cmv_ack; |
c8e46379 | 167 | union cmv_dsc cmv_dsc; |
b72458a8 MC |
168 | |
169 | struct work_struct task; | |
04ea02f5 | 170 | struct workqueue_struct *work_q; |
b72458a8 MC |
171 | u16 pageno; |
172 | u16 ovl; | |
173 | ||
174 | const struct firmware *dsp_firm; | |
175 | struct urb *urb_int; | |
176 | ||
c8e46379 SG |
177 | void (*dispatch_cmv) (struct uea_softc *, struct intr_pkt *); |
178 | void (*schedule_load_page) (struct uea_softc *, struct intr_pkt *); | |
179 | int (*stat) (struct uea_softc *); | |
180 | int (*send_cmvs) (struct uea_softc *); | |
b72458a8 MC |
181 | |
182 | /* keep in sync with eaglectl */ | |
183 | struct uea_stats { | |
184 | struct { | |
185 | u32 state; | |
186 | u32 flags; | |
187 | u32 mflags; | |
188 | u32 vidcpe; | |
189 | u32 vidco; | |
190 | u32 dsrate; | |
191 | u32 usrate; | |
192 | u32 dsunc; | |
193 | u32 usunc; | |
194 | u32 dscorr; | |
195 | u32 uscorr; | |
196 | u32 txflow; | |
197 | u32 rxflow; | |
198 | u32 usattenuation; | |
199 | u32 dsattenuation; | |
200 | u32 dsmargin; | |
201 | u32 usmargin; | |
202 | u32 firmid; | |
203 | } phy; | |
204 | } stats; | |
205 | }; | |
206 | ||
207 | /* | |
208 | * Elsa IDs | |
209 | */ | |
210 | #define ELSA_VID 0x05CC | |
211 | #define ELSA_PID_PSTFIRM 0x3350 | |
212 | #define ELSA_PID_PREFIRM 0x3351 | |
213 | ||
603cf608 SG |
214 | #define ELSA_PID_A_PREFIRM 0x3352 |
215 | #define ELSA_PID_A_PSTFIRM 0x3353 | |
216 | #define ELSA_PID_B_PREFIRM 0x3362 | |
217 | #define ELSA_PID_B_PSTFIRM 0x3363 | |
218 | ||
b72458a8 | 219 | /* |
603cf608 | 220 | * Devolo IDs : pots if (pid & 0x10) |
b72458a8 | 221 | */ |
603cf608 SG |
222 | #define DEVOLO_VID 0x1039 |
223 | #define DEVOLO_EAGLE_I_A_PID_PSTFIRM 0x2110 | |
224 | #define DEVOLO_EAGLE_I_A_PID_PREFIRM 0x2111 | |
225 | ||
226 | #define DEVOLO_EAGLE_I_B_PID_PSTFIRM 0x2100 | |
227 | #define DEVOLO_EAGLE_I_B_PID_PREFIRM 0x2101 | |
228 | ||
229 | #define DEVOLO_EAGLE_II_A_PID_PSTFIRM 0x2130 | |
230 | #define DEVOLO_EAGLE_II_A_PID_PREFIRM 0x2131 | |
231 | ||
232 | #define DEVOLO_EAGLE_II_B_PID_PSTFIRM 0x2120 | |
233 | #define DEVOLO_EAGLE_II_B_PID_PREFIRM 0x2121 | |
234 | ||
235 | /* | |
236 | * Reference design USB IDs | |
237 | */ | |
238 | #define ANALOG_VID 0x1110 | |
239 | #define ADI930_PID_PREFIRM 0x9001 | |
240 | #define ADI930_PID_PSTFIRM 0x9000 | |
241 | ||
b72458a8 MC |
242 | #define EAGLE_I_PID_PREFIRM 0x9010 /* Eagle I */ |
243 | #define EAGLE_I_PID_PSTFIRM 0x900F /* Eagle I */ | |
244 | ||
245 | #define EAGLE_IIC_PID_PREFIRM 0x9024 /* Eagle IIC */ | |
246 | #define EAGLE_IIC_PID_PSTFIRM 0x9023 /* Eagle IIC */ | |
247 | ||
248 | #define EAGLE_II_PID_PREFIRM 0x9022 /* Eagle II */ | |
249 | #define EAGLE_II_PID_PSTFIRM 0x9021 /* Eagle II */ | |
250 | ||
b72458a8 MC |
251 | #define EAGLE_III_PID_PREFIRM 0x9032 /* Eagle III */ |
252 | #define EAGLE_III_PID_PSTFIRM 0x9031 /* Eagle III */ | |
253 | ||
c8e46379 SG |
254 | #define EAGLE_IV_PID_PREFIRM 0x9042 /* Eagle IV */ |
255 | #define EAGLE_IV_PID_PSTFIRM 0x9041 /* Eagle IV */ | |
256 | ||
b72458a8 MC |
257 | /* |
258 | * USR USB IDs | |
259 | */ | |
260 | #define USR_VID 0x0BAF | |
261 | #define MILLER_A_PID_PREFIRM 0x00F2 | |
262 | #define MILLER_A_PID_PSTFIRM 0x00F1 | |
263 | #define MILLER_B_PID_PREFIRM 0x00FA | |
264 | #define MILLER_B_PID_PSTFIRM 0x00F9 | |
265 | #define HEINEKEN_A_PID_PREFIRM 0x00F6 | |
266 | #define HEINEKEN_A_PID_PSTFIRM 0x00F5 | |
267 | #define HEINEKEN_B_PID_PREFIRM 0x00F8 | |
268 | #define HEINEKEN_B_PID_PSTFIRM 0x00F7 | |
269 | ||
270 | #define PREFIRM 0 | |
271 | #define PSTFIRM (1<<7) | |
603cf608 SG |
272 | #define AUTO_ANNEX_A (1<<8) |
273 | #define AUTO_ANNEX_B (1<<9) | |
274 | ||
b72458a8 MC |
275 | enum { |
276 | ADI930 = 0, | |
277 | EAGLE_I, | |
278 | EAGLE_II, | |
c8e46379 SG |
279 | EAGLE_III, |
280 | EAGLE_IV | |
b72458a8 MC |
281 | }; |
282 | ||
283 | /* macros for both struct usb_device_id and struct uea_softc */ | |
284 | #define UEA_IS_PREFIRM(x) \ | |
285 | (!((x)->driver_info & PSTFIRM)) | |
286 | #define UEA_CHIP_VERSION(x) \ | |
287 | ((x)->driver_info & 0xf) | |
288 | ||
603cf608 SG |
289 | #define IS_ISDN(x) \ |
290 | ((x)->annex & ANNEXB) | |
b72458a8 MC |
291 | |
292 | #define INS_TO_USBDEV(ins) ins->usb_dev | |
293 | ||
294 | #define GET_STATUS(data) \ | |
295 | ((data >> 8) & 0xf) | |
c8e46379 | 296 | |
b72458a8 | 297 | #define IS_OPERATIONAL(sc) \ |
c8e46379 SG |
298 | ((UEA_CHIP_VERSION(sc) != EAGLE_IV) ? \ |
299 | (GET_STATUS(sc->stats.phy.state) == 2) : \ | |
300 | (sc->stats.phy.state == 7)) | |
b72458a8 MC |
301 | |
302 | /* | |
303 | * Set of macros to handle unaligned data in the firmware blob. | |
304 | * The FW_GET_BYTE() macro is provided only for consistency. | |
305 | */ | |
306 | ||
307 | #define FW_GET_BYTE(p) *((__u8 *) (p)) | |
b72458a8 MC |
308 | |
309 | #define FW_DIR "ueagle-atm/" | |
310 | #define NB_MODEM 4 | |
311 | ||
312 | #define BULK_TIMEOUT 300 | |
313 | #define CTRL_TIMEOUT 1000 | |
314 | ||
22fcceb5 | 315 | #define ACK_TIMEOUT msecs_to_jiffies(3000) |
b72458a8 MC |
316 | |
317 | #define UEA_INTR_IFACE_NO 0 | |
318 | #define UEA_US_IFACE_NO 1 | |
319 | #define UEA_DS_IFACE_NO 2 | |
320 | ||
321 | #define FASTEST_ISO_INTF 8 | |
322 | ||
323 | #define UEA_BULK_DATA_PIPE 0x02 | |
324 | #define UEA_IDMA_PIPE 0x04 | |
325 | #define UEA_INTR_PIPE 0x04 | |
326 | #define UEA_ISO_DATA_PIPE 0x08 | |
327 | ||
c8e46379 SG |
328 | #define UEA_E1_SET_BLOCK 0x0001 |
329 | #define UEA_E4_SET_BLOCK 0x002c | |
b72458a8 MC |
330 | #define UEA_SET_MODE 0x0003 |
331 | #define UEA_SET_2183_DATA 0x0004 | |
332 | #define UEA_SET_TIMEOUT 0x0011 | |
333 | ||
334 | #define UEA_LOOPBACK_OFF 0x0002 | |
335 | #define UEA_LOOPBACK_ON 0x0003 | |
336 | #define UEA_BOOT_IDMA 0x0006 | |
337 | #define UEA_START_RESET 0x0007 | |
338 | #define UEA_END_RESET 0x0008 | |
339 | ||
340 | #define UEA_SWAP_MAILBOX (0x3fcd | 0x4000) | |
341 | #define UEA_MPTX_START (0x3fce | 0x4000) | |
342 | #define UEA_MPTX_MAILBOX (0x3fd6 | 0x4000) | |
343 | #define UEA_MPRX_MAILBOX (0x3fdf | 0x4000) | |
344 | ||
c8e46379 SG |
345 | /* block information in eagle4 dsp firmware */ |
346 | struct block_index { | |
347 | __le32 PageOffset; | |
348 | __le32 NotLastBlock; | |
349 | __le32 dummy; | |
350 | __le32 PageSize; | |
351 | __le32 PageAddress; | |
352 | __le16 dummy1; | |
353 | __le16 PageNumber; | |
354 | } __attribute__ ((packed)); | |
355 | ||
356 | #define E4_IS_BOOT_PAGE(PageSize) ((le32_to_cpu(PageSize)) & 0x80000000) | |
357 | #define E4_PAGE_BYTES(PageSize) ((le32_to_cpu(PageSize) & 0x7fffffff) * 4) | |
358 | ||
359 | #define E4_L1_STRING_HEADER 0x10 | |
360 | #define E4_MAX_PAGE_NUMBER 0x58 | |
361 | #define E4_NO_SWAPPAGE_HEADERS 0x31 | |
362 | ||
363 | /* l1_code is eagle4 dsp firmware format */ | |
364 | struct l1_code { | |
365 | u8 string_header[E4_L1_STRING_HEADER]; | |
366 | u8 page_number_to_block_index[E4_MAX_PAGE_NUMBER]; | |
367 | struct block_index page_header[E4_NO_SWAPPAGE_HEADERS]; | |
368 | u8 code [0]; | |
369 | } __attribute__ ((packed)); | |
370 | ||
371 | /* structures describing a block within a DSP page */ | |
372 | struct block_info_e1 { | |
b72458a8 | 373 | __le16 wHdr; |
b72458a8 MC |
374 | __le16 wAddress; |
375 | __le16 wSize; | |
376 | __le16 wOvlOffset; | |
377 | __le16 wOvl; /* overlay */ | |
378 | __le16 wLast; | |
379 | } __attribute__ ((packed)); | |
c8e46379 SG |
380 | #define E1_BLOCK_INFO_SIZE 12 |
381 | ||
382 | struct block_info_e4 { | |
383 | __be16 wHdr; | |
384 | __u8 bBootPage; | |
385 | __u8 bPageNumber; | |
386 | __be32 dwSize; | |
387 | __be32 dwAddress; | |
388 | __be16 wReserved; | |
389 | } __attribute__ ((packed)); | |
390 | #define E4_BLOCK_INFO_SIZE 14 | |
b72458a8 | 391 | |
c8e46379 SG |
392 | #define UEA_BIHDR 0xabcd |
393 | #define UEA_RESERVED 0xffff | |
394 | ||
395 | /* constants describing cmv type */ | |
396 | #define E1_PREAMBLE 0x535c | |
397 | #define E1_MODEMTOHOST 0x01 | |
398 | #define E1_HOSTTOMODEM 0x10 | |
399 | ||
400 | #define E1_MEMACCESS 0x1 | |
401 | #define E1_ADSLDIRECTIVE 0x7 | |
402 | #define E1_FUNCTION_TYPE(f) ((f) >> 4) | |
403 | #define E1_FUNCTION_SUBTYPE(f) ((f) & 0x0f) | |
404 | ||
405 | #define E4_MEMACCESS 0 | |
406 | #define E4_ADSLDIRECTIVE 0xf | |
407 | #define E4_FUNCTION_TYPE(f) ((f) >> 8) | |
408 | #define E4_FUNCTION_SIZE(f) ((f) & 0x0f) | |
409 | #define E4_FUNCTION_SUBTYPE(f) (((f) >> 4) & 0x0f) | |
b72458a8 | 410 | |
b72458a8 | 411 | /* for MEMACCESS */ |
c8e46379 SG |
412 | #define E1_REQUESTREAD 0x0 |
413 | #define E1_REQUESTWRITE 0x1 | |
414 | #define E1_REPLYREAD 0x2 | |
415 | #define E1_REPLYWRITE 0x3 | |
416 | ||
417 | #define E4_REQUESTREAD 0x0 | |
418 | #define E4_REQUESTWRITE 0x4 | |
419 | #define E4_REPLYREAD (E4_REQUESTREAD | 1) | |
420 | #define E4_REPLYWRITE (E4_REQUESTWRITE | 1) | |
421 | ||
b72458a8 | 422 | /* for ADSLDIRECTIVE */ |
c8e46379 SG |
423 | #define E1_KERNELREADY 0x0 |
424 | #define E1_MODEMREADY 0x1 | |
b72458a8 | 425 | |
c8e46379 SG |
426 | #define E4_KERNELREADY 0x0 |
427 | #define E4_MODEMREADY 0x1 | |
428 | ||
429 | #define E1_MAKEFUNCTION(t, s) (((t) & 0xf) << 4 | ((s) & 0xf)) | |
430 | #define E4_MAKEFUNCTION(t, st, s) (((t) & 0xf) << 8 | ((st) & 0xf) << 4 | ((s) & 0xf)) | |
431 | ||
432 | #define E1_MAKESA(a, b, c, d) \ | |
b72458a8 MC |
433 | (((c) & 0xff) << 24 | \ |
434 | ((d) & 0xff) << 16 | \ | |
435 | ((a) & 0xff) << 8 | \ | |
436 | ((b) & 0xff)) | |
c8e46379 SG |
437 | |
438 | #define E1_GETSA1(a) ((a >> 8) & 0xff) | |
439 | #define E1_GETSA2(a) (a & 0xff) | |
440 | #define E1_GETSA3(a) ((a >> 24) & 0xff) | |
441 | #define E1_GETSA4(a) ((a >> 16) & 0xff) | |
442 | ||
443 | #define E1_SA_CNTL E1_MAKESA('C', 'N', 'T', 'L') | |
444 | #define E1_SA_DIAG E1_MAKESA('D', 'I', 'A', 'G') | |
445 | #define E1_SA_INFO E1_MAKESA('I', 'N', 'F', 'O') | |
446 | #define E1_SA_OPTN E1_MAKESA('O', 'P', 'T', 'N') | |
447 | #define E1_SA_RATE E1_MAKESA('R', 'A', 'T', 'E') | |
448 | #define E1_SA_STAT E1_MAKESA('S', 'T', 'A', 'T') | |
449 | ||
450 | #define E4_SA_CNTL 1 | |
451 | #define E4_SA_STAT 2 | |
452 | #define E4_SA_INFO 3 | |
453 | #define E4_SA_TEST 4 | |
454 | #define E4_SA_OPTN 5 | |
455 | #define E4_SA_RATE 6 | |
456 | #define E4_SA_DIAG 7 | |
457 | #define E4_SA_CNFG 8 | |
458 | ||
459 | /* structures representing a CMV (Configuration and Management Variable) */ | |
460 | struct cmv_e1 { | |
461 | __le16 wPreamble; | |
462 | __u8 bDirection; | |
463 | __u8 bFunction; | |
464 | __le16 wIndex; | |
465 | __le32 dwSymbolicAddress; | |
b72458a8 MC |
466 | __le16 wOffsetAddress; |
467 | __le32 dwData; | |
468 | } __attribute__ ((packed)); | |
b72458a8 | 469 | |
c8e46379 SG |
470 | struct cmv_e4 { |
471 | __be16 wGroup; | |
472 | __be16 wFunction; | |
473 | __be16 wOffset; | |
474 | __be16 wAddress; | |
475 | __be32 dwData [6]; | |
476 | } __attribute__ ((packed)); | |
477 | ||
478 | /* structures representing swap information */ | |
479 | struct swap_info_e1 { | |
b72458a8 MC |
480 | __u8 bSwapPageNo; |
481 | __u8 bOvl; /* overlay */ | |
482 | } __attribute__ ((packed)); | |
483 | ||
c8e46379 SG |
484 | struct swap_info_e4 { |
485 | __u8 bSwapPageNo; | |
486 | } __attribute__ ((packed)); | |
487 | ||
488 | /* structures representing interrupt data */ | |
489 | #define e1_bSwapPageNo u.e1.s1.swapinfo.bSwapPageNo | |
490 | #define e1_bOvl u.e1.s1.swapinfo.bOvl | |
491 | #define e4_bSwapPageNo u.e4.s1.swapinfo.bSwapPageNo | |
492 | ||
493 | #define INT_LOADSWAPPAGE 0x0001 | |
494 | #define INT_INCOMINGCMV 0x0002 | |
495 | ||
496 | union intr_data_e1 { | |
497 | struct { | |
498 | struct swap_info_e1 swapinfo; | |
499 | __le16 wDataSize; | |
500 | } __attribute__ ((packed)) s1; | |
501 | struct { | |
502 | struct cmv_e1 cmv; | |
503 | __le16 wDataSize; | |
504 | } __attribute__ ((packed)) s2; | |
505 | } __attribute__ ((packed)); | |
506 | ||
507 | union intr_data_e4 { | |
508 | struct { | |
509 | struct swap_info_e4 swapinfo; | |
510 | __le16 wDataSize; | |
511 | } __attribute__ ((packed)) s1; | |
512 | struct { | |
513 | struct cmv_e4 cmv; | |
514 | __le16 wDataSize; | |
515 | } __attribute__ ((packed)) s2; | |
516 | } __attribute__ ((packed)); | |
517 | ||
b72458a8 MC |
518 | struct intr_pkt { |
519 | __u8 bType; | |
520 | __u8 bNotification; | |
521 | __le16 wValue; | |
522 | __le16 wIndex; | |
523 | __le16 wLength; | |
524 | __le16 wInterrupt; | |
b72458a8 | 525 | union { |
c8e46379 SG |
526 | union intr_data_e1 e1; |
527 | union intr_data_e4 e4; | |
528 | } u; | |
b72458a8 | 529 | } __attribute__ ((packed)); |
c8e46379 SG |
530 | |
531 | #define E1_INTR_PKT_SIZE 28 | |
532 | #define E4_INTR_PKT_SIZE 64 | |
b72458a8 MC |
533 | |
534 | static struct usb_driver uea_driver; | |
ab3c81ff | 535 | static DEFINE_MUTEX(uea_mutex); |
c8e46379 | 536 | static const char *chip_name[] = {"ADI930", "Eagle I", "Eagle II", "Eagle III", "Eagle IV"}; |
b72458a8 MC |
537 | |
538 | static int modem_index; | |
539 | static unsigned int debug; | |
503add46 | 540 | static unsigned int altsetting[NB_MODEM] = {[0 ... (NB_MODEM - 1)] = FASTEST_ISO_INTF}; |
b72458a8 MC |
541 | static int sync_wait[NB_MODEM]; |
542 | static char *cmv_file[NB_MODEM]; | |
603cf608 | 543 | static int annex[NB_MODEM]; |
b72458a8 MC |
544 | |
545 | module_param(debug, uint, 0644); | |
546 | MODULE_PARM_DESC(debug, "module debug level (0=off,1=on,2=verbose)"); | |
503add46 SG |
547 | module_param_array(altsetting, uint, NULL, 0644); |
548 | MODULE_PARM_DESC(altsetting, "alternate setting for incoming traffic: 0=bulk, " | |
549 | "1=isoc slowest, ... , 8=isoc fastest (default)"); | |
b72458a8 MC |
550 | module_param_array(sync_wait, bool, NULL, 0644); |
551 | MODULE_PARM_DESC(sync_wait, "wait the synchronisation before starting ATM"); | |
552 | module_param_array(cmv_file, charp, NULL, 0644); | |
553 | MODULE_PARM_DESC(cmv_file, | |
554 | "file name with configuration and management variables"); | |
603cf608 SG |
555 | module_param_array(annex, uint, NULL, 0644); |
556 | MODULE_PARM_DESC(annex, | |
557 | "manually set annex a/b (0=auto, 1=annex a, 2=annex b)"); | |
b72458a8 | 558 | |
337427f9 SG |
559 | #define uea_wait(sc, cond, timeo) \ |
560 | ({ \ | |
561 | int _r = wait_event_interruptible_timeout(sc->sync_q, \ | |
562 | (cond) || kthread_should_stop(), timeo); \ | |
563 | if (kthread_should_stop()) \ | |
564 | _r = -ENODEV; \ | |
565 | _r; \ | |
566 | }) | |
567 | ||
b72458a8 MC |
568 | #define UPDATE_ATM_STAT(type, val) \ |
569 | do { \ | |
570 | if (sc->usbatm->atm_dev) \ | |
571 | sc->usbatm->atm_dev->type = val; \ | |
572 | } while (0) | |
573 | ||
574 | /* Firmware loading */ | |
575 | #define LOAD_INTERNAL 0xA0 | |
576 | #define F8051_USBCS 0x7f92 | |
577 | ||
578 | /** | |
579 | * uea_send_modem_cmd - Send a command for pre-firmware devices. | |
580 | */ | |
581 | static int uea_send_modem_cmd(struct usb_device *usb, | |
582 | u16 addr, u16 size, u8 * buff) | |
583 | { | |
584 | int ret = -ENOMEM; | |
585 | u8 *xfer_buff; | |
586 | ||
5d7efe5b | 587 | xfer_buff = kmemdup(buff, size, GFP_KERNEL); |
b72458a8 | 588 | if (xfer_buff) { |
b72458a8 MC |
589 | ret = usb_control_msg(usb, |
590 | usb_sndctrlpipe(usb, 0), | |
591 | LOAD_INTERNAL, | |
592 | USB_DIR_OUT | USB_TYPE_VENDOR | | |
593 | USB_RECIP_DEVICE, addr, 0, xfer_buff, | |
594 | size, CTRL_TIMEOUT); | |
595 | kfree(xfer_buff); | |
596 | } | |
597 | ||
598 | if (ret < 0) | |
599 | return ret; | |
600 | ||
601 | return (ret == size) ? 0 : -EIO; | |
602 | } | |
603 | ||
604 | static void uea_upload_pre_firmware(const struct firmware *fw_entry, void *context) | |
605 | { | |
606 | struct usb_device *usb = context; | |
607 | u8 *pfw, value; | |
608 | u32 crc = 0; | |
609 | int ret, size; | |
610 | ||
611 | uea_enters(usb); | |
612 | if (!fw_entry) { | |
613 | uea_err(usb, "firmware is not available\n"); | |
614 | goto err; | |
615 | } | |
616 | ||
617 | pfw = fw_entry->data; | |
618 | size = fw_entry->size; | |
8d7802ed MC |
619 | if (size < 4) |
620 | goto err_fw_corrupted; | |
b72458a8 | 621 | |
a5abdeaf | 622 | crc = get_unaligned_le32(pfw); |
b72458a8 MC |
623 | pfw += 4; |
624 | size -= 4; | |
8d7802ed MC |
625 | if (crc32_be(0, pfw, size) != crc) |
626 | goto err_fw_corrupted; | |
b72458a8 MC |
627 | |
628 | /* | |
629 | * Start to upload formware : send reset | |
630 | */ | |
631 | value = 1; | |
632 | ret = uea_send_modem_cmd(usb, F8051_USBCS, sizeof(value), &value); | |
633 | ||
634 | if (ret < 0) { | |
635 | uea_err(usb, "modem reset failed with error %d\n", ret); | |
636 | goto err; | |
637 | } | |
638 | ||
8d7802ed | 639 | while (size > 3) { |
b72458a8 | 640 | u8 len = FW_GET_BYTE(pfw); |
a5abdeaf | 641 | u16 add = get_unaligned_le16(pfw + 1); |
8d7802ed MC |
642 | |
643 | size -= len + 3; | |
644 | if (size < 0) | |
645 | goto err_fw_corrupted; | |
646 | ||
b72458a8 MC |
647 | ret = uea_send_modem_cmd(usb, add, len, pfw + 3); |
648 | if (ret < 0) { | |
649 | uea_err(usb, "uploading firmware data failed " | |
650 | "with error %d\n", ret); | |
651 | goto err; | |
652 | } | |
653 | pfw += len + 3; | |
b72458a8 MC |
654 | } |
655 | ||
8d7802ed MC |
656 | if (size != 0) |
657 | goto err_fw_corrupted; | |
658 | ||
b72458a8 MC |
659 | /* |
660 | * Tell the modem we finish : de-assert reset | |
661 | */ | |
662 | value = 0; | |
663 | ret = uea_send_modem_cmd(usb, F8051_USBCS, 1, &value); | |
664 | if (ret < 0) | |
665 | uea_err(usb, "modem de-assert failed with error %d\n", ret); | |
666 | else | |
667 | uea_info(usb, "firmware uploaded\n"); | |
668 | ||
8d7802ed MC |
669 | uea_leaves(usb); |
670 | return; | |
671 | ||
672 | err_fw_corrupted: | |
673 | uea_err(usb, "firmware is corrupted\n"); | |
b72458a8 MC |
674 | err: |
675 | uea_leaves(usb); | |
676 | } | |
677 | ||
678 | /** | |
679 | * uea_load_firmware - Load usb firmware for pre-firmware devices. | |
680 | */ | |
681 | static int uea_load_firmware(struct usb_device *usb, unsigned int ver) | |
682 | { | |
683 | int ret; | |
684 | char *fw_name = FW_DIR "eagle.fw"; | |
685 | ||
686 | uea_enters(usb); | |
687 | uea_info(usb, "pre-firmware device, uploading firmware\n"); | |
688 | ||
689 | switch (ver) { | |
690 | case ADI930: | |
691 | fw_name = FW_DIR "adi930.fw"; | |
692 | break; | |
693 | case EAGLE_I: | |
694 | fw_name = FW_DIR "eagleI.fw"; | |
695 | break; | |
696 | case EAGLE_II: | |
697 | fw_name = FW_DIR "eagleII.fw"; | |
698 | break; | |
699 | case EAGLE_III: | |
700 | fw_name = FW_DIR "eagleIII.fw"; | |
701 | break; | |
c8e46379 SG |
702 | case EAGLE_IV: |
703 | fw_name = FW_DIR "eagleIV.fw"; | |
704 | break; | |
b72458a8 MC |
705 | } |
706 | ||
707 | ret = request_firmware_nowait(THIS_MODULE, 1, fw_name, &usb->dev, usb, uea_upload_pre_firmware); | |
708 | if (ret) | |
709 | uea_err(usb, "firmware %s is not available\n", fw_name); | |
710 | else | |
711 | uea_info(usb, "loading firmware %s\n", fw_name); | |
712 | ||
713 | uea_leaves(usb); | |
714 | return ret; | |
715 | } | |
716 | ||
717 | /* modem management : dsp firmware, send/read CMV, monitoring statistic | |
718 | */ | |
719 | ||
720 | /* | |
721 | * Make sure that the DSP code provided is safe to use. | |
722 | */ | |
c8e46379 | 723 | static int check_dsp_e1(u8 *dsp, unsigned int len) |
b72458a8 MC |
724 | { |
725 | u8 pagecount, blockcount; | |
726 | u16 blocksize; | |
727 | u32 pageoffset; | |
728 | unsigned int i, j, p, pp; | |
729 | ||
b72458a8 MC |
730 | pagecount = FW_GET_BYTE(dsp); |
731 | p = 1; | |
732 | ||
733 | /* enough space for page offsets? */ | |
734 | if (p + 4 * pagecount > len) | |
735 | return 1; | |
736 | ||
737 | for (i = 0; i < pagecount; i++) { | |
738 | ||
a5abdeaf | 739 | pageoffset = get_unaligned_le32(dsp + p); |
b72458a8 MC |
740 | p += 4; |
741 | ||
742 | if (pageoffset == 0) | |
743 | continue; | |
744 | ||
745 | /* enough space for blockcount? */ | |
746 | if (pageoffset >= len) | |
747 | return 1; | |
748 | ||
749 | pp = pageoffset; | |
750 | blockcount = FW_GET_BYTE(dsp + pp); | |
751 | pp += 1; | |
752 | ||
753 | for (j = 0; j < blockcount; j++) { | |
754 | ||
755 | /* enough space for block header? */ | |
756 | if (pp + 4 > len) | |
757 | return 1; | |
758 | ||
759 | pp += 2; /* skip blockaddr */ | |
a5abdeaf | 760 | blocksize = get_unaligned_le16(dsp + pp); |
b72458a8 MC |
761 | pp += 2; |
762 | ||
763 | /* enough space for block data? */ | |
764 | if (pp + blocksize > len) | |
765 | return 1; | |
766 | ||
767 | pp += blocksize; | |
768 | } | |
769 | } | |
770 | ||
771 | return 0; | |
772 | } | |
773 | ||
c8e46379 SG |
774 | static int check_dsp_e4(u8 *dsp, int len) |
775 | { | |
776 | int i; | |
777 | struct l1_code *p = (struct l1_code *) dsp; | |
778 | unsigned int sum = p->code - dsp; | |
779 | ||
780 | if (len < sum) | |
781 | return 1; | |
782 | ||
783 | if (strcmp("STRATIPHY ANEXA", p->string_header) != 0 && | |
784 | strcmp("STRATIPHY ANEXB", p->string_header) != 0) | |
785 | return 1; | |
786 | ||
787 | for (i = 0; i < E4_MAX_PAGE_NUMBER; i++) { | |
788 | struct block_index *blockidx; | |
789 | u8 blockno = p->page_number_to_block_index[i]; | |
790 | if (blockno >= E4_NO_SWAPPAGE_HEADERS) | |
791 | continue; | |
792 | ||
793 | do { | |
794 | u64 l; | |
795 | ||
796 | if (blockno >= E4_NO_SWAPPAGE_HEADERS) | |
797 | return 1; | |
798 | ||
799 | blockidx = &p->page_header[blockno++]; | |
800 | if ((u8 *)(blockidx + 1) - dsp >= len) | |
801 | return 1; | |
802 | ||
803 | if (le16_to_cpu(blockidx->PageNumber) != i) | |
804 | return 1; | |
805 | ||
806 | l = E4_PAGE_BYTES(blockidx->PageSize); | |
807 | sum += l; | |
808 | l += le32_to_cpu(blockidx->PageOffset); | |
809 | if (l > len) | |
810 | return 1; | |
811 | ||
812 | /* zero is zero regardless endianes */ | |
813 | } while (blockidx->NotLastBlock); | |
814 | } | |
815 | ||
816 | return (sum == len) ? 0 : 1; | |
817 | } | |
818 | ||
b72458a8 MC |
819 | /* |
820 | * send data to the idma pipe | |
821 | * */ | |
822 | static int uea_idma_write(struct uea_softc *sc, void *data, u32 size) | |
823 | { | |
824 | int ret = -ENOMEM; | |
825 | u8 *xfer_buff; | |
826 | int bytes_read; | |
827 | ||
5d7efe5b | 828 | xfer_buff = kmemdup(data, size, GFP_KERNEL); |
b72458a8 MC |
829 | if (!xfer_buff) { |
830 | uea_err(INS_TO_USBDEV(sc), "can't allocate xfer_buff\n"); | |
831 | return ret; | |
832 | } | |
833 | ||
b72458a8 MC |
834 | ret = usb_bulk_msg(sc->usb_dev, |
835 | usb_sndbulkpipe(sc->usb_dev, UEA_IDMA_PIPE), | |
836 | xfer_buff, size, &bytes_read, BULK_TIMEOUT); | |
837 | ||
838 | kfree(xfer_buff); | |
839 | if (ret < 0) | |
840 | return ret; | |
841 | if (size != bytes_read) { | |
842 | uea_err(INS_TO_USBDEV(sc), "size != bytes_read %d %d\n", size, | |
843 | bytes_read); | |
844 | return -EIO; | |
845 | } | |
846 | ||
847 | return 0; | |
848 | } | |
849 | ||
850 | static int request_dsp(struct uea_softc *sc) | |
851 | { | |
852 | int ret; | |
853 | char *dsp_name; | |
854 | ||
c8e46379 | 855 | if (UEA_CHIP_VERSION(sc) == EAGLE_IV) { |
603cf608 | 856 | if (IS_ISDN(sc)) |
c8e46379 SG |
857 | dsp_name = FW_DIR "DSP4i.bin"; |
858 | else | |
859 | dsp_name = FW_DIR "DSP4p.bin"; | |
860 | } else if (UEA_CHIP_VERSION(sc) == ADI930) { | |
603cf608 | 861 | if (IS_ISDN(sc)) |
b72458a8 MC |
862 | dsp_name = FW_DIR "DSP9i.bin"; |
863 | else | |
864 | dsp_name = FW_DIR "DSP9p.bin"; | |
865 | } else { | |
603cf608 | 866 | if (IS_ISDN(sc)) |
b72458a8 MC |
867 | dsp_name = FW_DIR "DSPei.bin"; |
868 | else | |
869 | dsp_name = FW_DIR "DSPep.bin"; | |
870 | } | |
871 | ||
e40abaf6 | 872 | ret = request_firmware(&sc->dsp_firm, dsp_name, &sc->usb_dev->dev); |
b72458a8 MC |
873 | if (ret < 0) { |
874 | uea_err(INS_TO_USBDEV(sc), | |
875 | "requesting firmware %s failed with error %d\n", | |
c8e46379 | 876 | dsp_name, ret); |
b72458a8 MC |
877 | return ret; |
878 | } | |
879 | ||
c8e46379 SG |
880 | if (UEA_CHIP_VERSION(sc) == EAGLE_IV) |
881 | ret = check_dsp_e4(sc->dsp_firm->data, sc->dsp_firm->size); | |
882 | else | |
883 | ret = check_dsp_e1(sc->dsp_firm->data, sc->dsp_firm->size); | |
884 | ||
885 | if (ret) { | |
b72458a8 MC |
886 | uea_err(INS_TO_USBDEV(sc), "firmware %s is corrupted\n", |
887 | dsp_name); | |
888 | release_firmware(sc->dsp_firm); | |
889 | sc->dsp_firm = NULL; | |
890 | return -EILSEQ; | |
891 | } | |
892 | ||
893 | return 0; | |
894 | } | |
895 | ||
896 | /* | |
897 | * The uea_load_page() function must be called within a process context | |
898 | */ | |
c8e46379 | 899 | static void uea_load_page_e1(struct work_struct *work) |
b72458a8 | 900 | { |
c4028958 | 901 | struct uea_softc *sc = container_of(work, struct uea_softc, task); |
b72458a8 MC |
902 | u16 pageno = sc->pageno; |
903 | u16 ovl = sc->ovl; | |
c8e46379 | 904 | struct block_info_e1 bi; |
b72458a8 MC |
905 | |
906 | u8 *p; | |
907 | u8 pagecount, blockcount; | |
908 | u16 blockaddr, blocksize; | |
909 | u32 pageoffset; | |
910 | int i; | |
911 | ||
912 | /* reload firmware when reboot start and it's loaded already */ | |
913 | if (ovl == 0 && pageno == 0 && sc->dsp_firm) { | |
914 | release_firmware(sc->dsp_firm); | |
915 | sc->dsp_firm = NULL; | |
916 | } | |
917 | ||
918 | if (sc->dsp_firm == NULL && request_dsp(sc) < 0) | |
919 | return; | |
920 | ||
921 | p = sc->dsp_firm->data; | |
922 | pagecount = FW_GET_BYTE(p); | |
923 | p += 1; | |
924 | ||
925 | if (pageno >= pagecount) | |
926 | goto bad1; | |
927 | ||
928 | p += 4 * pageno; | |
a5abdeaf | 929 | pageoffset = get_unaligned_le32(p); |
b72458a8 MC |
930 | |
931 | if (pageoffset == 0) | |
932 | goto bad1; | |
933 | ||
934 | p = sc->dsp_firm->data + pageoffset; | |
935 | blockcount = FW_GET_BYTE(p); | |
936 | p += 1; | |
937 | ||
938 | uea_dbg(INS_TO_USBDEV(sc), | |
939 | "sending %u blocks for DSP page %u\n", blockcount, pageno); | |
940 | ||
941 | bi.wHdr = cpu_to_le16(UEA_BIHDR); | |
942 | bi.wOvl = cpu_to_le16(ovl); | |
943 | bi.wOvlOffset = cpu_to_le16(ovl | 0x8000); | |
944 | ||
945 | for (i = 0; i < blockcount; i++) { | |
a5abdeaf | 946 | blockaddr = get_unaligned_le16(p); |
b72458a8 MC |
947 | p += 2; |
948 | ||
a5abdeaf | 949 | blocksize = get_unaligned_le16(p); |
b72458a8 MC |
950 | p += 2; |
951 | ||
952 | bi.wSize = cpu_to_le16(blocksize); | |
953 | bi.wAddress = cpu_to_le16(blockaddr); | |
954 | bi.wLast = cpu_to_le16((i == blockcount - 1) ? 1 : 0); | |
955 | ||
956 | /* send block info through the IDMA pipe */ | |
c8e46379 | 957 | if (uea_idma_write(sc, &bi, E1_BLOCK_INFO_SIZE)) |
b72458a8 MC |
958 | goto bad2; |
959 | ||
960 | /* send block data through the IDMA pipe */ | |
961 | if (uea_idma_write(sc, p, blocksize)) | |
962 | goto bad2; | |
963 | ||
964 | p += blocksize; | |
965 | } | |
966 | ||
967 | return; | |
968 | ||
969 | bad2: | |
970 | uea_err(INS_TO_USBDEV(sc), "sending DSP block %u failed\n", i); | |
971 | return; | |
972 | bad1: | |
2a99b507 | 973 | uea_err(INS_TO_USBDEV(sc), "invalid DSP page %u requested\n", pageno); |
b72458a8 MC |
974 | } |
975 | ||
c8e46379 SG |
976 | static void __uea_load_page_e4(struct uea_softc *sc, u8 pageno, int boot) |
977 | { | |
978 | struct block_info_e4 bi; | |
979 | struct block_index *blockidx; | |
980 | struct l1_code *p = (struct l1_code *) sc->dsp_firm->data; | |
981 | u8 blockno = p->page_number_to_block_index[pageno]; | |
982 | ||
983 | bi.wHdr = cpu_to_be16(UEA_BIHDR); | |
984 | bi.bBootPage = boot; | |
985 | bi.bPageNumber = pageno; | |
986 | bi.wReserved = cpu_to_be16(UEA_RESERVED); | |
987 | ||
988 | do { | |
989 | u8 *blockoffset; | |
990 | unsigned int blocksize; | |
991 | ||
992 | blockidx = &p->page_header[blockno]; | |
993 | blocksize = E4_PAGE_BYTES(blockidx->PageSize); | |
994 | blockoffset = sc->dsp_firm->data + le32_to_cpu(blockidx->PageOffset); | |
995 | ||
996 | bi.dwSize = cpu_to_be32(blocksize); | |
fd05e720 | 997 | bi.dwAddress = cpu_to_be32(le32_to_cpu(blockidx->PageAddress)); |
c8e46379 SG |
998 | |
999 | uea_dbg(INS_TO_USBDEV(sc), | |
dc0d5c1e | 1000 | "sending block %u for DSP page %u size %u address %x\n", |
c8e46379 SG |
1001 | blockno, pageno, blocksize, le32_to_cpu(blockidx->PageAddress)); |
1002 | ||
1003 | /* send block info through the IDMA pipe */ | |
1004 | if (uea_idma_write(sc, &bi, E4_BLOCK_INFO_SIZE)) | |
1005 | goto bad; | |
1006 | ||
1007 | /* send block data through the IDMA pipe */ | |
1008 | if (uea_idma_write(sc, blockoffset, blocksize)) | |
1009 | goto bad; | |
1010 | ||
1011 | blockno++; | |
1012 | } while (blockidx->NotLastBlock); | |
1013 | ||
1014 | return; | |
1015 | ||
1016 | bad: | |
1017 | uea_err(INS_TO_USBDEV(sc), "sending DSP block %u failed\n", blockno); | |
1018 | return; | |
1019 | } | |
1020 | ||
1021 | static void uea_load_page_e4(struct work_struct *work) | |
1022 | { | |
1023 | struct uea_softc *sc = container_of(work, struct uea_softc, task); | |
1024 | u8 pageno = sc->pageno; | |
1025 | int i; | |
1026 | struct block_info_e4 bi; | |
1027 | struct l1_code *p; | |
1028 | ||
1029 | uea_dbg(INS_TO_USBDEV(sc), "sending DSP page %u\n", pageno); | |
1030 | ||
1031 | /* reload firmware when reboot start and it's loaded already */ | |
1032 | if (pageno == 0 && sc->dsp_firm) { | |
1033 | release_firmware(sc->dsp_firm); | |
1034 | sc->dsp_firm = NULL; | |
1035 | } | |
1036 | ||
1037 | if (sc->dsp_firm == NULL && request_dsp(sc) < 0) | |
1038 | return; | |
1039 | ||
1040 | p = (struct l1_code *) sc->dsp_firm->data; | |
fd05e720 | 1041 | if (pageno >= le16_to_cpu(p->page_header[0].PageNumber)) { |
c8e46379 SG |
1042 | uea_err(INS_TO_USBDEV(sc), "invalid DSP page %u requested\n", pageno); |
1043 | return; | |
1044 | } | |
1045 | ||
1046 | if (pageno != 0) { | |
1047 | __uea_load_page_e4(sc, pageno, 0); | |
1048 | return; | |
1049 | } | |
1050 | ||
1051 | uea_dbg(INS_TO_USBDEV(sc), | |
1052 | "sending Main DSP page %u\n", p->page_header[0].PageNumber); | |
1053 | ||
1054 | for (i = 0; i < le16_to_cpu(p->page_header[0].PageNumber); i++) { | |
1055 | if (E4_IS_BOOT_PAGE(p->page_header[i].PageSize)) | |
1056 | __uea_load_page_e4(sc, i, 1); | |
1057 | } | |
1058 | ||
1059 | uea_dbg(INS_TO_USBDEV(sc),"sending start bi\n"); | |
1060 | ||
1061 | bi.wHdr = cpu_to_be16(UEA_BIHDR); | |
1062 | bi.bBootPage = 0; | |
1063 | bi.bPageNumber = 0xff; | |
1064 | bi.wReserved = cpu_to_be16(UEA_RESERVED); | |
1065 | bi.dwSize = cpu_to_be32(E4_PAGE_BYTES(p->page_header[0].PageSize)); | |
fd05e720 | 1066 | bi.dwAddress = cpu_to_be32(le32_to_cpu(p->page_header[0].PageAddress)); |
c8e46379 SG |
1067 | |
1068 | /* send block info through the IDMA pipe */ | |
1069 | if (uea_idma_write(sc, &bi, E4_BLOCK_INFO_SIZE)) | |
1070 | uea_err(INS_TO_USBDEV(sc), "sending DSP start bi failed\n"); | |
1071 | } | |
1072 | ||
b72458a8 MC |
1073 | static inline void wake_up_cmv_ack(struct uea_softc *sc) |
1074 | { | |
2a99b507 | 1075 | BUG_ON(sc->cmv_ack); |
b72458a8 | 1076 | sc->cmv_ack = 1; |
337427f9 | 1077 | wake_up(&sc->sync_q); |
b72458a8 MC |
1078 | } |
1079 | ||
1080 | static inline int wait_cmv_ack(struct uea_softc *sc) | |
1081 | { | |
337427f9 SG |
1082 | int ret = uea_wait(sc, sc->cmv_ack , ACK_TIMEOUT); |
1083 | ||
b72458a8 MC |
1084 | sc->cmv_ack = 0; |
1085 | ||
2a99b507 MC |
1086 | uea_dbg(INS_TO_USBDEV(sc), "wait_event_timeout : %d ms\n", |
1087 | jiffies_to_msecs(ret)); | |
1088 | ||
b72458a8 MC |
1089 | if (ret < 0) |
1090 | return ret; | |
1091 | ||
1092 | return (ret == 0) ? -ETIMEDOUT : 0; | |
b72458a8 MC |
1093 | } |
1094 | ||
1095 | #define UCDC_SEND_ENCAPSULATED_COMMAND 0x00 | |
1096 | ||
1097 | static int uea_request(struct uea_softc *sc, | |
1098 | u16 value, u16 index, u16 size, void *data) | |
1099 | { | |
1100 | u8 *xfer_buff; | |
1101 | int ret = -ENOMEM; | |
1102 | ||
5d7efe5b | 1103 | xfer_buff = kmemdup(data, size, GFP_KERNEL); |
b72458a8 MC |
1104 | if (!xfer_buff) { |
1105 | uea_err(INS_TO_USBDEV(sc), "can't allocate xfer_buff\n"); | |
1106 | return ret; | |
1107 | } | |
b72458a8 MC |
1108 | |
1109 | ret = usb_control_msg(sc->usb_dev, usb_sndctrlpipe(sc->usb_dev, 0), | |
1110 | UCDC_SEND_ENCAPSULATED_COMMAND, | |
1111 | USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE, | |
1112 | value, index, xfer_buff, size, CTRL_TIMEOUT); | |
1113 | ||
1114 | kfree(xfer_buff); | |
1115 | if (ret < 0) { | |
1116 | uea_err(INS_TO_USBDEV(sc), "usb_control_msg error %d\n", ret); | |
1117 | return ret; | |
1118 | } | |
1119 | ||
1120 | if (ret != size) { | |
1121 | uea_err(INS_TO_USBDEV(sc), | |
1122 | "usb_control_msg send only %d bytes (instead of %d)\n", | |
1123 | ret, size); | |
1124 | return -EIO; | |
1125 | } | |
1126 | ||
1127 | return 0; | |
1128 | } | |
1129 | ||
c8e46379 | 1130 | static int uea_cmv_e1(struct uea_softc *sc, |
b72458a8 MC |
1131 | u8 function, u32 address, u16 offset, u32 data) |
1132 | { | |
c8e46379 | 1133 | struct cmv_e1 cmv; |
b72458a8 MC |
1134 | int ret; |
1135 | ||
2a99b507 MC |
1136 | uea_enters(INS_TO_USBDEV(sc)); |
1137 | uea_vdbg(INS_TO_USBDEV(sc), "Function : %d-%d, Address : %c%c%c%c, " | |
1138 | "offset : 0x%04x, data : 0x%08x\n", | |
c8e46379 SG |
1139 | E1_FUNCTION_TYPE(function), E1_FUNCTION_SUBTYPE(function), |
1140 | E1_GETSA1(address), E1_GETSA2(address), E1_GETSA3(address), | |
1141 | E1_GETSA4(address), offset, data); | |
1142 | ||
b72458a8 | 1143 | /* we send a request, but we expect a reply */ |
c8e46379 SG |
1144 | sc->cmv_dsc.e1.function = function | 0x2; |
1145 | sc->cmv_dsc.e1.idx++; | |
1146 | sc->cmv_dsc.e1.address = address; | |
1147 | sc->cmv_dsc.e1.offset = offset; | |
b72458a8 | 1148 | |
c8e46379 SG |
1149 | cmv.wPreamble = cpu_to_le16(E1_PREAMBLE); |
1150 | cmv.bDirection = E1_HOSTTOMODEM; | |
b72458a8 | 1151 | cmv.bFunction = function; |
c8e46379 | 1152 | cmv.wIndex = cpu_to_le16(sc->cmv_dsc.e1.idx); |
a5abdeaf | 1153 | put_unaligned_le32(address, &cmv.dwSymbolicAddress); |
b72458a8 | 1154 | cmv.wOffsetAddress = cpu_to_le16(offset); |
a5abdeaf | 1155 | put_unaligned_le32(data >> 16 | data << 16, &cmv.dwData); |
b72458a8 | 1156 | |
c8e46379 SG |
1157 | ret = uea_request(sc, UEA_E1_SET_BLOCK, UEA_MPTX_START, sizeof(cmv), &cmv); |
1158 | if (ret < 0) | |
1159 | return ret; | |
1160 | ret = wait_cmv_ack(sc); | |
1161 | uea_leaves(INS_TO_USBDEV(sc)); | |
1162 | return ret; | |
1163 | } | |
1164 | ||
1165 | static int uea_cmv_e4(struct uea_softc *sc, | |
1166 | u16 function, u16 group, u16 address, u16 offset, u32 data) | |
1167 | { | |
1168 | struct cmv_e4 cmv; | |
1169 | int ret; | |
1170 | ||
1171 | uea_enters(INS_TO_USBDEV(sc)); | |
1172 | memset(&cmv, 0, sizeof(cmv)); | |
1173 | ||
1174 | uea_vdbg(INS_TO_USBDEV(sc), "Function : %d-%d, Group : 0x%04x, " | |
1175 | "Address : 0x%04x, offset : 0x%04x, data : 0x%08x\n", | |
1176 | E4_FUNCTION_TYPE(function), E4_FUNCTION_SUBTYPE(function), | |
1177 | group, address, offset, data); | |
1178 | ||
1179 | /* we send a request, but we expect a reply */ | |
1180 | sc->cmv_dsc.e4.function = function | (0x1 << 4); | |
1181 | sc->cmv_dsc.e4.offset = offset; | |
1182 | sc->cmv_dsc.e4.address = address; | |
1183 | sc->cmv_dsc.e4.group = group; | |
1184 | ||
1185 | cmv.wFunction = cpu_to_be16(function); | |
1186 | cmv.wGroup = cpu_to_be16(group); | |
1187 | cmv.wAddress = cpu_to_be16(address); | |
1188 | cmv.wOffset = cpu_to_be16(offset); | |
1189 | cmv.dwData[0] = cpu_to_be32(data); | |
1190 | ||
1191 | ret = uea_request(sc, UEA_E4_SET_BLOCK, UEA_MPTX_START, sizeof(cmv), &cmv); | |
b72458a8 MC |
1192 | if (ret < 0) |
1193 | return ret; | |
2a99b507 MC |
1194 | ret = wait_cmv_ack(sc); |
1195 | uea_leaves(INS_TO_USBDEV(sc)); | |
1196 | return ret; | |
b72458a8 MC |
1197 | } |
1198 | ||
c8e46379 | 1199 | static inline int uea_read_cmv_e1(struct uea_softc *sc, |
b72458a8 MC |
1200 | u32 address, u16 offset, u32 *data) |
1201 | { | |
c8e46379 | 1202 | int ret = uea_cmv_e1(sc, E1_MAKEFUNCTION(E1_MEMACCESS, E1_REQUESTREAD), |
b72458a8 MC |
1203 | address, offset, 0); |
1204 | if (ret < 0) | |
1205 | uea_err(INS_TO_USBDEV(sc), | |
1206 | "reading cmv failed with error %d\n", ret); | |
1207 | else | |
1208 | *data = sc->data; | |
1209 | ||
1210 | return ret; | |
1211 | } | |
1212 | ||
c8e46379 SG |
1213 | static inline int uea_read_cmv_e4(struct uea_softc *sc, |
1214 | u8 size, u16 group, u16 address, u16 offset, u32 *data) | |
1215 | { | |
1216 | int ret = uea_cmv_e4(sc, E4_MAKEFUNCTION(E4_MEMACCESS, E4_REQUESTREAD, size), | |
1217 | group, address, offset, 0); | |
1218 | if (ret < 0) | |
1219 | uea_err(INS_TO_USBDEV(sc), | |
1220 | "reading cmv failed with error %d\n", ret); | |
1221 | else { | |
1222 | *data = sc->data; | |
1223 | /* size is in 16-bit word quantities */ | |
1224 | if (size > 2) | |
1225 | *(data + 1) = sc->data1; | |
1226 | } | |
1227 | return ret; | |
1228 | } | |
1229 | ||
1230 | static inline int uea_write_cmv_e1(struct uea_softc *sc, | |
b72458a8 MC |
1231 | u32 address, u16 offset, u32 data) |
1232 | { | |
c8e46379 | 1233 | int ret = uea_cmv_e1(sc, E1_MAKEFUNCTION(E1_MEMACCESS, E1_REQUESTWRITE), |
b72458a8 MC |
1234 | address, offset, data); |
1235 | if (ret < 0) | |
1236 | uea_err(INS_TO_USBDEV(sc), | |
1237 | "writing cmv failed with error %d\n", ret); | |
1238 | ||
1239 | return ret; | |
1240 | } | |
1241 | ||
c8e46379 SG |
1242 | static inline int uea_write_cmv_e4(struct uea_softc *sc, |
1243 | u8 size, u16 group, u16 address, u16 offset, u32 data) | |
1244 | { | |
1245 | int ret = uea_cmv_e4(sc, E4_MAKEFUNCTION(E4_MEMACCESS, E4_REQUESTWRITE, size), | |
1246 | group, address, offset, data); | |
1247 | if (ret < 0) | |
1248 | uea_err(INS_TO_USBDEV(sc), | |
1249 | "writing cmv failed with error %d\n", ret); | |
1250 | ||
1251 | return ret; | |
1252 | } | |
1253 | ||
1254 | static void uea_set_bulk_timeout(struct uea_softc *sc, u32 dsrate) | |
1255 | { | |
1256 | int ret; | |
1257 | u16 timeout; | |
1258 | ||
1259 | /* in bulk mode the modem have problem with high rate | |
1260 | * changing internal timing could improve things, but the | |
1261 | * value is misterious. | |
1262 | * ADI930 don't support it (-EPIPE error). | |
1263 | */ | |
1264 | ||
1265 | if (UEA_CHIP_VERSION(sc) == ADI930 || | |
503add46 | 1266 | altsetting[sc->modem_index] > 0 || |
c8e46379 SG |
1267 | sc->stats.phy.dsrate == dsrate) |
1268 | return; | |
1269 | ||
1270 | /* Original timming (1Mbit/s) from ADI (used in windows driver) */ | |
1271 | timeout = (dsrate <= 1024*1024) ? 0 : 1; | |
1272 | ret = uea_request(sc, UEA_SET_TIMEOUT, timeout, 0, NULL); | |
1273 | uea_info(INS_TO_USBDEV(sc), "setting new timeout %d%s\n", | |
1274 | timeout, ret < 0 ? " failed" : ""); | |
1275 | ||
1276 | } | |
1277 | ||
b72458a8 MC |
1278 | /* |
1279 | * Monitor the modem and update the stat | |
1280 | * return 0 if everything is ok | |
1281 | * return < 0 if an error occurs (-EAGAIN reboot needed) | |
1282 | */ | |
c8e46379 | 1283 | static int uea_stat_e1(struct uea_softc *sc) |
b72458a8 MC |
1284 | { |
1285 | u32 data; | |
1286 | int ret; | |
1287 | ||
1288 | uea_enters(INS_TO_USBDEV(sc)); | |
1289 | data = sc->stats.phy.state; | |
1290 | ||
c8e46379 | 1291 | ret = uea_read_cmv_e1(sc, E1_SA_STAT, 0, &sc->stats.phy.state); |
b72458a8 MC |
1292 | if (ret < 0) |
1293 | return ret; | |
1294 | ||
1295 | switch (GET_STATUS(sc->stats.phy.state)) { | |
1296 | case 0: /* not yet synchronized */ | |
1297 | uea_dbg(INS_TO_USBDEV(sc), | |
1298 | "modem not yet synchronized\n"); | |
1299 | return 0; | |
1300 | ||
1301 | case 1: /* initialization */ | |
1302 | uea_dbg(INS_TO_USBDEV(sc), "modem initializing\n"); | |
1303 | return 0; | |
1304 | ||
1305 | case 2: /* operational */ | |
1306 | uea_vdbg(INS_TO_USBDEV(sc), "modem operational\n"); | |
1307 | break; | |
1308 | ||
1309 | case 3: /* fail ... */ | |
a7a0c9cd | 1310 | uea_info(INS_TO_USBDEV(sc), "modem synchronization failed" |
c8e46379 | 1311 | " (may be try other cmv/dsp)\n"); |
b72458a8 MC |
1312 | return -EAGAIN; |
1313 | ||
1314 | case 4 ... 6: /* test state */ | |
1315 | uea_warn(INS_TO_USBDEV(sc), | |
1316 | "modem in test mode - not supported\n"); | |
1317 | return -EAGAIN; | |
1318 | ||
1319 | case 7: /* fast-retain ... */ | |
1320 | uea_info(INS_TO_USBDEV(sc), "modem in fast-retain mode\n"); | |
1321 | return 0; | |
1322 | default: | |
1323 | uea_err(INS_TO_USBDEV(sc), "modem invalid SW mode %d\n", | |
1324 | GET_STATUS(sc->stats.phy.state)); | |
1325 | return -EAGAIN; | |
1326 | } | |
1327 | ||
1328 | if (GET_STATUS(data) != 2) { | |
1329 | uea_request(sc, UEA_SET_MODE, UEA_LOOPBACK_OFF, 0, NULL); | |
1330 | uea_info(INS_TO_USBDEV(sc), "modem operational\n"); | |
1331 | ||
1332 | /* release the dsp firmware as it is not needed until | |
1333 | * the next failure | |
1334 | */ | |
1335 | if (sc->dsp_firm) { | |
1336 | release_firmware(sc->dsp_firm); | |
1337 | sc->dsp_firm = NULL; | |
1338 | } | |
b72458a8 MC |
1339 | } |
1340 | ||
1341 | /* always update it as atm layer could not be init when we switch to | |
1342 | * operational state | |
1343 | */ | |
1344 | UPDATE_ATM_STAT(signal, ATM_PHY_SIG_FOUND); | |
1345 | ||
1346 | /* wake up processes waiting for synchronization */ | |
1347 | wake_up(&sc->sync_q); | |
1348 | ||
c8e46379 | 1349 | ret = uea_read_cmv_e1(sc, E1_SA_DIAG, 2, &sc->stats.phy.flags); |
b72458a8 MC |
1350 | if (ret < 0) |
1351 | return ret; | |
1352 | sc->stats.phy.mflags |= sc->stats.phy.flags; | |
1353 | ||
1354 | /* in case of a flags ( for example delineation LOSS (& 0x10)), | |
1355 | * we check the status again in order to detect the failure earlier | |
1356 | */ | |
1357 | if (sc->stats.phy.flags) { | |
2a99b507 | 1358 | uea_dbg(INS_TO_USBDEV(sc), "Stat flag = 0x%x\n", |
b72458a8 MC |
1359 | sc->stats.phy.flags); |
1360 | return 0; | |
1361 | } | |
1362 | ||
c8e46379 | 1363 | ret = uea_read_cmv_e1(sc, E1_SA_RATE, 0, &data); |
b72458a8 MC |
1364 | if (ret < 0) |
1365 | return ret; | |
1366 | ||
c8e46379 | 1367 | uea_set_bulk_timeout(sc, (data >> 16) * 32); |
b72458a8 MC |
1368 | sc->stats.phy.dsrate = (data >> 16) * 32; |
1369 | sc->stats.phy.usrate = (data & 0xffff) * 32; | |
1370 | UPDATE_ATM_STAT(link_rate, sc->stats.phy.dsrate * 1000 / 424); | |
1371 | ||
c8e46379 | 1372 | ret = uea_read_cmv_e1(sc, E1_SA_DIAG, 23, &data); |
b72458a8 MC |
1373 | if (ret < 0) |
1374 | return ret; | |
1375 | sc->stats.phy.dsattenuation = (data & 0xff) / 2; | |
1376 | ||
c8e46379 | 1377 | ret = uea_read_cmv_e1(sc, E1_SA_DIAG, 47, &data); |
b72458a8 MC |
1378 | if (ret < 0) |
1379 | return ret; | |
1380 | sc->stats.phy.usattenuation = (data & 0xff) / 2; | |
1381 | ||
c8e46379 | 1382 | ret = uea_read_cmv_e1(sc, E1_SA_DIAG, 25, &sc->stats.phy.dsmargin); |
b72458a8 MC |
1383 | if (ret < 0) |
1384 | return ret; | |
1385 | ||
c8e46379 | 1386 | ret = uea_read_cmv_e1(sc, E1_SA_DIAG, 49, &sc->stats.phy.usmargin); |
b72458a8 MC |
1387 | if (ret < 0) |
1388 | return ret; | |
1389 | ||
c8e46379 | 1390 | ret = uea_read_cmv_e1(sc, E1_SA_DIAG, 51, &sc->stats.phy.rxflow); |
b72458a8 MC |
1391 | if (ret < 0) |
1392 | return ret; | |
1393 | ||
c8e46379 | 1394 | ret = uea_read_cmv_e1(sc, E1_SA_DIAG, 52, &sc->stats.phy.txflow); |
b72458a8 MC |
1395 | if (ret < 0) |
1396 | return ret; | |
1397 | ||
c8e46379 | 1398 | ret = uea_read_cmv_e1(sc, E1_SA_DIAG, 54, &sc->stats.phy.dsunc); |
b72458a8 MC |
1399 | if (ret < 0) |
1400 | return ret; | |
1401 | ||
1402 | /* only for atu-c */ | |
c8e46379 | 1403 | ret = uea_read_cmv_e1(sc, E1_SA_DIAG, 58, &sc->stats.phy.usunc); |
b72458a8 MC |
1404 | if (ret < 0) |
1405 | return ret; | |
1406 | ||
c8e46379 | 1407 | ret = uea_read_cmv_e1(sc, E1_SA_DIAG, 53, &sc->stats.phy.dscorr); |
b72458a8 MC |
1408 | if (ret < 0) |
1409 | return ret; | |
1410 | ||
1411 | /* only for atu-c */ | |
c8e46379 | 1412 | ret = uea_read_cmv_e1(sc, E1_SA_DIAG, 57, &sc->stats.phy.uscorr); |
b72458a8 MC |
1413 | if (ret < 0) |
1414 | return ret; | |
1415 | ||
c8e46379 | 1416 | ret = uea_read_cmv_e1(sc, E1_SA_INFO, 8, &sc->stats.phy.vidco); |
b72458a8 MC |
1417 | if (ret < 0) |
1418 | return ret; | |
1419 | ||
c8e46379 | 1420 | ret = uea_read_cmv_e1(sc, E1_SA_INFO, 13, &sc->stats.phy.vidcpe); |
b72458a8 MC |
1421 | if (ret < 0) |
1422 | return ret; | |
1423 | ||
1424 | return 0; | |
1425 | } | |
1426 | ||
c8e46379 | 1427 | static int uea_stat_e4(struct uea_softc *sc) |
b72458a8 | 1428 | { |
c8e46379 SG |
1429 | u32 data; |
1430 | u32 tmp_arr[2]; | |
1431 | int ret; | |
1432 | ||
1433 | uea_enters(INS_TO_USBDEV(sc)); | |
1434 | data = sc->stats.phy.state; | |
1435 | ||
1436 | /* XXX only need to be done before operationnal... */ | |
1437 | ret = uea_read_cmv_e4(sc, 1, E4_SA_STAT, 0, 0, &sc->stats.phy.state); | |
1438 | if (ret < 0) | |
1439 | return ret; | |
1440 | ||
1441 | switch (sc->stats.phy.state) { | |
1442 | case 0x0: /* not yet synchronized */ | |
1443 | case 0x1: | |
1444 | case 0x3: | |
1445 | case 0x4: | |
1446 | uea_dbg(INS_TO_USBDEV(sc), "modem not yet synchronized\n"); | |
1447 | return 0; | |
1448 | case 0x5: /* initialization */ | |
1449 | case 0x6: | |
1450 | case 0x9: | |
1451 | case 0xa: | |
1452 | uea_dbg(INS_TO_USBDEV(sc), "modem initializing\n"); | |
1453 | return 0; | |
1454 | case 0x2: /* fail ... */ | |
1455 | uea_info(INS_TO_USBDEV(sc), "modem synchronization failed" | |
1456 | " (may be try other cmv/dsp)\n"); | |
1457 | return -EAGAIN; | |
1458 | case 0x7: /* operational */ | |
1459 | break; | |
1460 | default: | |
1461 | uea_warn(INS_TO_USBDEV(sc), "unknown state: %x\n", sc->stats.phy.state); | |
1462 | return 0; | |
1463 | } | |
1464 | ||
1465 | if (data != 7) { | |
1466 | uea_request(sc, UEA_SET_MODE, UEA_LOOPBACK_OFF, 0, NULL); | |
1467 | uea_info(INS_TO_USBDEV(sc), "modem operational\n"); | |
1468 | ||
1469 | /* release the dsp firmware as it is not needed until | |
1470 | * the next failure | |
1471 | */ | |
1472 | if (sc->dsp_firm) { | |
1473 | release_firmware(sc->dsp_firm); | |
1474 | sc->dsp_firm = NULL; | |
1475 | } | |
1476 | } | |
1477 | ||
1478 | /* always update it as atm layer could not be init when we switch to | |
1479 | * operational state | |
1480 | */ | |
1481 | UPDATE_ATM_STAT(signal, ATM_PHY_SIG_FOUND); | |
1482 | ||
1483 | /* wake up processes waiting for synchronization */ | |
1484 | wake_up(&sc->sync_q); | |
1485 | ||
1486 | /* TODO improve this state machine : | |
1487 | * we need some CMV info : what they do and their unit | |
1488 | * we should find the equivalent of eagle3- CMV | |
1489 | */ | |
1490 | /* check flags */ | |
1491 | ret = uea_read_cmv_e4(sc, 1, E4_SA_DIAG, 0, 0, &sc->stats.phy.flags); | |
1492 | if (ret < 0) | |
1493 | return ret; | |
1494 | sc->stats.phy.mflags |= sc->stats.phy.flags; | |
1495 | ||
1496 | /* in case of a flags ( for example delineation LOSS (& 0x10)), | |
1497 | * we check the status again in order to detect the failure earlier | |
1498 | */ | |
1499 | if (sc->stats.phy.flags) { | |
1500 | uea_dbg(INS_TO_USBDEV(sc), "Stat flag = 0x%x\n", | |
1501 | sc->stats.phy.flags); | |
1502 | if (sc->stats.phy.flags & 1) //delineation LOSS | |
1503 | return -EAGAIN; | |
1504 | if (sc->stats.phy.flags & 0x4000) //Reset Flag | |
1505 | return -EAGAIN; | |
1506 | return 0; | |
1507 | } | |
1508 | ||
1509 | /* rate data may be in upper or lower half of 64 bit word, strange */ | |
1510 | ret = uea_read_cmv_e4(sc, 4, E4_SA_RATE, 0, 0, tmp_arr); | |
1511 | if (ret < 0) | |
1512 | return ret; | |
1513 | data = (tmp_arr[0]) ? tmp_arr[0] : tmp_arr[1]; | |
1514 | sc->stats.phy.usrate = data / 1000; | |
1515 | ||
1516 | ret = uea_read_cmv_e4(sc, 4, E4_SA_RATE, 1, 0, tmp_arr); | |
1517 | if (ret < 0) | |
1518 | return ret; | |
1519 | data = (tmp_arr[0]) ? tmp_arr[0] : tmp_arr[1]; | |
1520 | uea_set_bulk_timeout(sc, data / 1000); | |
1521 | sc->stats.phy.dsrate = data / 1000; | |
1522 | UPDATE_ATM_STAT(link_rate, sc->stats.phy.dsrate * 1000 / 424); | |
1523 | ||
1524 | ret = uea_read_cmv_e4(sc, 1, E4_SA_INFO, 68, 1, &data); | |
1525 | if (ret < 0) | |
1526 | return ret; | |
1527 | sc->stats.phy.dsattenuation = data / 10; | |
1528 | ||
1529 | ret = uea_read_cmv_e4(sc, 1, E4_SA_INFO, 69, 1, &data); | |
1530 | if (ret < 0) | |
1531 | return ret; | |
1532 | sc->stats.phy.usattenuation = data / 10; | |
1533 | ||
1534 | ret = uea_read_cmv_e4(sc, 1, E4_SA_INFO, 68, 3, &data); | |
1535 | if (ret < 0) | |
1536 | return ret; | |
1537 | sc->stats.phy.dsmargin = data / 2; | |
1538 | ||
1539 | ret = uea_read_cmv_e4(sc, 1, E4_SA_INFO, 69, 3, &data); | |
1540 | if (ret < 0) | |
1541 | return ret; | |
1542 | sc->stats.phy.usmargin = data / 10; | |
1543 | ||
1544 | return 0; | |
1545 | } | |
1546 | ||
1547 | static void cmvs_file_name(struct uea_softc *sc, char *const cmv_name, int ver) | |
1548 | { | |
1549 | char file_arr[] = "CMVxy.bin"; | |
b72458a8 | 1550 | char *file; |
b72458a8 | 1551 | |
c8e46379 | 1552 | /* set proper name corresponding modem version and line type */ |
b72458a8 MC |
1553 | if (cmv_file[sc->modem_index] == NULL) { |
1554 | if (UEA_CHIP_VERSION(sc) == ADI930) | |
c8e46379 SG |
1555 | file_arr[3] = '9'; |
1556 | else if (UEA_CHIP_VERSION(sc) == EAGLE_IV) | |
1557 | file_arr[3] = '4'; | |
b72458a8 | 1558 | else |
c8e46379 SG |
1559 | file_arr[3] = 'e'; |
1560 | ||
603cf608 | 1561 | file_arr[4] = IS_ISDN(sc) ? 'i' : 'p'; |
c8e46379 | 1562 | file = file_arr; |
b72458a8 MC |
1563 | } else |
1564 | file = cmv_file[sc->modem_index]; | |
1565 | ||
1566 | strcpy(cmv_name, FW_DIR); | |
c8e46379 SG |
1567 | strlcat(cmv_name, file, FIRMWARE_NAME_MAX); |
1568 | if (ver == 2) | |
1569 | strlcat(cmv_name, ".v2", FIRMWARE_NAME_MAX); | |
1570 | } | |
1571 | ||
1572 | static int request_cmvs_old(struct uea_softc *sc, | |
1573 | void **cmvs, const struct firmware **fw) | |
1574 | { | |
1575 | int ret, size; | |
1576 | u8 *data; | |
1577 | char cmv_name[FIRMWARE_NAME_MAX]; /* 30 bytes stack variable */ | |
b72458a8 | 1578 | |
c8e46379 | 1579 | cmvs_file_name(sc, cmv_name, 1); |
b72458a8 MC |
1580 | ret = request_firmware(fw, cmv_name, &sc->usb_dev->dev); |
1581 | if (ret < 0) { | |
1582 | uea_err(INS_TO_USBDEV(sc), | |
1583 | "requesting firmware %s failed with error %d\n", | |
1584 | cmv_name, ret); | |
1585 | return ret; | |
1586 | } | |
1587 | ||
1588 | data = (u8 *) (*fw)->data; | |
c8e46379 SG |
1589 | size = (*fw)->size; |
1590 | if (size < 1) | |
1591 | goto err_fw_corrupted; | |
1592 | ||
1593 | if (size != *data * sizeof(struct uea_cmvs_v1) + 1) | |
1594 | goto err_fw_corrupted; | |
1595 | ||
1596 | *cmvs = (void *)(data + 1); | |
1597 | return *data; | |
1598 | ||
1599 | err_fw_corrupted: | |
1600 | uea_err(INS_TO_USBDEV(sc), "firmware %s is corrupted\n", cmv_name); | |
1601 | release_firmware(*fw); | |
1602 | return -EILSEQ; | |
1603 | } | |
1604 | ||
1605 | static int request_cmvs(struct uea_softc *sc, | |
1606 | void **cmvs, const struct firmware **fw, int *ver) | |
1607 | { | |
1608 | int ret, size; | |
1609 | u32 crc; | |
1610 | u8 *data; | |
1611 | char cmv_name[FIRMWARE_NAME_MAX]; /* 30 bytes stack variable */ | |
1612 | ||
1613 | cmvs_file_name(sc, cmv_name, 2); | |
1614 | ret = request_firmware(fw, cmv_name, &sc->usb_dev->dev); | |
1615 | if (ret < 0) { | |
1616 | /* if caller can handle old version, try to provide it */ | |
1617 | if (*ver == 1) { | |
1618 | uea_warn(INS_TO_USBDEV(sc), "requesting firmware %s failed, " | |
1619 | "try to get older cmvs\n", cmv_name); | |
1620 | return request_cmvs_old(sc, cmvs, fw); | |
1621 | } | |
1622 | uea_err(INS_TO_USBDEV(sc), | |
1623 | "requesting firmware %s failed with error %d\n", | |
1624 | cmv_name, ret); | |
1625 | return ret; | |
1626 | } | |
1627 | ||
1628 | size = (*fw)->size; | |
1629 | data = (u8 *) (*fw)->data; | |
1630 | if (size < 4 || strncmp(data, "cmv2", 4) != 0) { | |
1631 | if (*ver == 1) { | |
1632 | uea_warn(INS_TO_USBDEV(sc), "firmware %s is corrupted, " | |
1633 | "try to get older cmvs\n", cmv_name); | |
1634 | release_firmware(*fw); | |
1635 | return request_cmvs_old(sc, cmvs, fw); | |
1636 | } | |
1637 | goto err_fw_corrupted; | |
b72458a8 MC |
1638 | } |
1639 | ||
c8e46379 SG |
1640 | *ver = 2; |
1641 | ||
1642 | data += 4; | |
1643 | size -= 4; | |
1644 | if (size < 5) | |
1645 | goto err_fw_corrupted; | |
1646 | ||
a5abdeaf | 1647 | crc = get_unaligned_le32(data); |
c8e46379 SG |
1648 | data += 4; |
1649 | size -= 4; | |
1650 | if (crc32_be(0, data, size) != crc) | |
1651 | goto err_fw_corrupted; | |
1652 | ||
1653 | if (size != *data * sizeof(struct uea_cmvs_v2) + 1) | |
1654 | goto err_fw_corrupted; | |
1655 | ||
1656 | *cmvs = (void *) (data + 1); | |
b72458a8 | 1657 | return *data; |
c8e46379 SG |
1658 | |
1659 | err_fw_corrupted: | |
1660 | uea_err(INS_TO_USBDEV(sc), "firmware %s is corrupted\n", cmv_name); | |
1661 | release_firmware(*fw); | |
1662 | return -EILSEQ; | |
1663 | } | |
1664 | ||
1665 | static int uea_send_cmvs_e1(struct uea_softc *sc) | |
1666 | { | |
1667 | int i, ret, len; | |
1668 | void *cmvs_ptr; | |
1669 | const struct firmware *cmvs_fw; | |
1670 | int ver = 1; // we can handle v1 cmv firmware version; | |
1671 | ||
1672 | /* Enter in R-IDLE (cmv) until instructed otherwise */ | |
1673 | ret = uea_write_cmv_e1(sc, E1_SA_CNTL, 0, 1); | |
1674 | if (ret < 0) | |
1675 | return ret; | |
1676 | ||
1677 | /* Dump firmware version */ | |
1678 | ret = uea_read_cmv_e1(sc, E1_SA_INFO, 10, &sc->stats.phy.firmid); | |
1679 | if (ret < 0) | |
1680 | return ret; | |
1681 | uea_info(INS_TO_USBDEV(sc), "ATU-R firmware version : %x\n", | |
1682 | sc->stats.phy.firmid); | |
1683 | ||
1684 | /* get options */ | |
1685 | ret = len = request_cmvs(sc, &cmvs_ptr, &cmvs_fw, &ver); | |
1686 | if (ret < 0) | |
1687 | return ret; | |
1688 | ||
1689 | /* send options */ | |
1690 | if (ver == 1) { | |
1691 | struct uea_cmvs_v1 *cmvs_v1 = cmvs_ptr; | |
1692 | ||
1693 | uea_warn(INS_TO_USBDEV(sc), "use deprecated cmvs version, " | |
1694 | "please update your firmware\n"); | |
1695 | ||
1696 | for (i = 0; i < len; i++) { | |
a5abdeaf HH |
1697 | ret = uea_write_cmv_e1(sc, get_unaligned_le32(&cmvs_v1[i].address), |
1698 | get_unaligned_le16(&cmvs_v1[i].offset), | |
1699 | get_unaligned_le32(&cmvs_v1[i].data)); | |
c8e46379 SG |
1700 | if (ret < 0) |
1701 | goto out; | |
1702 | } | |
1703 | } else if (ver == 2) { | |
1704 | struct uea_cmvs_v2 *cmvs_v2 = cmvs_ptr; | |
1705 | ||
1706 | for (i = 0; i < len; i++) { | |
a5abdeaf HH |
1707 | ret = uea_write_cmv_e1(sc, get_unaligned_le32(&cmvs_v2[i].address), |
1708 | (u16) get_unaligned_le32(&cmvs_v2[i].offset), | |
1709 | get_unaligned_le32(&cmvs_v2[i].data)); | |
c8e46379 SG |
1710 | if (ret < 0) |
1711 | goto out; | |
1712 | } | |
1713 | } else { | |
1714 | /* This realy should not happen */ | |
1715 | uea_err(INS_TO_USBDEV(sc), "bad cmvs version %d\n", ver); | |
1716 | goto out; | |
1717 | } | |
1718 | ||
1719 | /* Enter in R-ACT-REQ */ | |
1720 | ret = uea_write_cmv_e1(sc, E1_SA_CNTL, 0, 2); | |
1721 | uea_vdbg(INS_TO_USBDEV(sc), "Entering in R-ACT-REQ state\n"); | |
1722 | uea_info(INS_TO_USBDEV(sc), "modem started, waiting synchronization...\n"); | |
1723 | out: | |
1724 | release_firmware(cmvs_fw); | |
1725 | return ret; | |
1726 | } | |
1727 | ||
1728 | static int uea_send_cmvs_e4(struct uea_softc *sc) | |
1729 | { | |
1730 | int i, ret, len; | |
1731 | void *cmvs_ptr; | |
1732 | const struct firmware *cmvs_fw; | |
1733 | int ver = 2; // we can only handle v2 cmv firmware version; | |
1734 | ||
1735 | /* Enter in R-IDLE (cmv) until instructed otherwise */ | |
1736 | ret = uea_write_cmv_e4(sc, 1, E4_SA_CNTL, 0, 0, 1); | |
1737 | if (ret < 0) | |
1738 | return ret; | |
1739 | ||
1740 | /* Dump firmware version */ | |
1741 | /* XXX don't read the 3th byte as it is always 6 */ | |
1742 | ret = uea_read_cmv_e4(sc, 2, E4_SA_INFO, 55, 0, &sc->stats.phy.firmid); | |
1743 | if (ret < 0) | |
1744 | return ret; | |
1745 | uea_info(INS_TO_USBDEV(sc), "ATU-R firmware version : %x\n", | |
1746 | sc->stats.phy.firmid); | |
1747 | ||
1748 | ||
1749 | /* get options */ | |
1750 | ret = len = request_cmvs(sc, &cmvs_ptr, &cmvs_fw, &ver); | |
1751 | if (ret < 0) | |
1752 | return ret; | |
1753 | ||
1754 | /* send options */ | |
1755 | if (ver == 2) { | |
1756 | struct uea_cmvs_v2 *cmvs_v2 = cmvs_ptr; | |
1757 | ||
1758 | for (i = 0; i < len; i++) { | |
1759 | ret = uea_write_cmv_e4(sc, 1, | |
a5abdeaf HH |
1760 | get_unaligned_le32(&cmvs_v2[i].group), |
1761 | get_unaligned_le32(&cmvs_v2[i].address), | |
1762 | get_unaligned_le32(&cmvs_v2[i].offset), | |
1763 | get_unaligned_le32(&cmvs_v2[i].data)); | |
c8e46379 SG |
1764 | if (ret < 0) |
1765 | goto out; | |
1766 | } | |
1767 | } else { | |
1768 | /* This realy should not happen */ | |
1769 | uea_err(INS_TO_USBDEV(sc), "bad cmvs version %d\n", ver); | |
1770 | goto out; | |
1771 | } | |
1772 | ||
1773 | /* Enter in R-ACT-REQ */ | |
1774 | ret = uea_write_cmv_e4(sc, 1, E4_SA_CNTL, 0, 0, 2); | |
1775 | uea_vdbg(INS_TO_USBDEV(sc), "Entering in R-ACT-REQ state\n"); | |
1776 | uea_info(INS_TO_USBDEV(sc), "modem started, waiting synchronization...\n"); | |
1777 | out: | |
1778 | release_firmware(cmvs_fw); | |
1779 | return ret; | |
b72458a8 MC |
1780 | } |
1781 | ||
1782 | /* Start boot post firmware modem: | |
1783 | * - send reset commands through usb control pipe | |
1784 | * - start workqueue for DSP loading | |
1785 | * - send CMV options to modem | |
1786 | */ | |
1787 | ||
1788 | static int uea_start_reset(struct uea_softc *sc) | |
1789 | { | |
1790 | u16 zero = 0; /* ;-) */ | |
c8e46379 | 1791 | int ret; |
b72458a8 MC |
1792 | |
1793 | uea_enters(INS_TO_USBDEV(sc)); | |
1794 | uea_info(INS_TO_USBDEV(sc), "(re)booting started\n"); | |
1795 | ||
22fcceb5 | 1796 | /* mask interrupt */ |
b72458a8 | 1797 | sc->booting = 1; |
22fcceb5 MC |
1798 | /* We need to set this here because, a ack timeout could have occured, |
1799 | * but before we start the reboot, the ack occurs and set this to 1. | |
1800 | * So we will failed to wait Ready CMV. | |
1801 | */ | |
1802 | sc->cmv_ack = 0; | |
b72458a8 MC |
1803 | UPDATE_ATM_STAT(signal, ATM_PHY_SIG_LOST); |
1804 | ||
1805 | /* reset statistics */ | |
1806 | memset(&sc->stats, 0, sizeof(struct uea_stats)); | |
1807 | ||
1808 | /* tell the modem that we want to boot in IDMA mode */ | |
1809 | uea_request(sc, UEA_SET_MODE, UEA_LOOPBACK_ON, 0, NULL); | |
1810 | uea_request(sc, UEA_SET_MODE, UEA_BOOT_IDMA, 0, NULL); | |
1811 | ||
1812 | /* enter reset mode */ | |
1813 | uea_request(sc, UEA_SET_MODE, UEA_START_RESET, 0, NULL); | |
1814 | ||
1815 | /* original driver use 200ms, but windows driver use 100ms */ | |
337427f9 SG |
1816 | ret = uea_wait(sc, 0, msecs_to_jiffies(100)); |
1817 | if (ret < 0) | |
1818 | return ret; | |
b72458a8 MC |
1819 | |
1820 | /* leave reset mode */ | |
1821 | uea_request(sc, UEA_SET_MODE, UEA_END_RESET, 0, NULL); | |
1822 | ||
c8e46379 SG |
1823 | if (UEA_CHIP_VERSION(sc) != EAGLE_IV) { |
1824 | /* clear tx and rx mailboxes */ | |
1825 | uea_request(sc, UEA_SET_2183_DATA, UEA_MPTX_MAILBOX, 2, &zero); | |
1826 | uea_request(sc, UEA_SET_2183_DATA, UEA_MPRX_MAILBOX, 2, &zero); | |
1827 | uea_request(sc, UEA_SET_2183_DATA, UEA_SWAP_MAILBOX, 2, &zero); | |
1828 | } | |
b72458a8 | 1829 | |
337427f9 SG |
1830 | ret = uea_wait(sc, 0, msecs_to_jiffies(1000)); |
1831 | if (ret < 0) | |
1832 | return ret; | |
c8e46379 SG |
1833 | |
1834 | if (UEA_CHIP_VERSION(sc) == EAGLE_IV) | |
1835 | sc->cmv_dsc.e4.function = E4_MAKEFUNCTION(E4_ADSLDIRECTIVE, E4_MODEMREADY, 1); | |
1836 | else | |
1837 | sc->cmv_dsc.e1.function = E1_MAKEFUNCTION(E1_ADSLDIRECTIVE, E1_MODEMREADY); | |
1838 | ||
22fcceb5 | 1839 | /* demask interrupt */ |
b72458a8 MC |
1840 | sc->booting = 0; |
1841 | ||
1842 | /* start loading DSP */ | |
1843 | sc->pageno = 0; | |
1844 | sc->ovl = 0; | |
04ea02f5 | 1845 | queue_work(sc->work_q, &sc->task); |
b72458a8 MC |
1846 | |
1847 | /* wait for modem ready CMV */ | |
1848 | ret = wait_cmv_ack(sc); | |
1849 | if (ret < 0) | |
1850 | return ret; | |
1851 | ||
2a99b507 MC |
1852 | uea_vdbg(INS_TO_USBDEV(sc), "Ready CMV received\n"); |
1853 | ||
c8e46379 | 1854 | ret = sc->send_cmvs(sc); |
b72458a8 MC |
1855 | if (ret < 0) |
1856 | return ret; | |
1857 | ||
b72458a8 MC |
1858 | sc->reset = 0; |
1859 | uea_leaves(INS_TO_USBDEV(sc)); | |
1860 | return ret; | |
1861 | } | |
1862 | ||
1863 | /* | |
1864 | * In case of an error wait 1s before rebooting the modem | |
1865 | * if the modem don't request reboot (-EAGAIN). | |
1866 | * Monitor the modem every 1s. | |
1867 | */ | |
1868 | ||
1869 | static int uea_kthread(void *data) | |
1870 | { | |
1871 | struct uea_softc *sc = data; | |
1872 | int ret = -EAGAIN; | |
1873 | ||
83144186 | 1874 | set_freezable(); |
b72458a8 MC |
1875 | uea_enters(INS_TO_USBDEV(sc)); |
1876 | while (!kthread_should_stop()) { | |
1877 | if (ret < 0 || sc->reset) | |
1878 | ret = uea_start_reset(sc); | |
1879 | if (!ret) | |
c8e46379 | 1880 | ret = sc->stat(sc); |
b72458a8 | 1881 | if (ret != -EAGAIN) |
337427f9 | 1882 | uea_wait(sc, 0, msecs_to_jiffies(1000)); |
0eb0226c | 1883 | try_to_freeze(); |
b72458a8 MC |
1884 | } |
1885 | uea_leaves(INS_TO_USBDEV(sc)); | |
1886 | return ret; | |
1887 | } | |
1888 | ||
1889 | /* Load second usb firmware for ADI930 chip */ | |
1890 | static int load_XILINX_firmware(struct uea_softc *sc) | |
1891 | { | |
1892 | const struct firmware *fw_entry; | |
1893 | int ret, size, u, ln; | |
1894 | u8 *pfw, value; | |
1895 | char *fw_name = FW_DIR "930-fpga.bin"; | |
1896 | ||
1897 | uea_enters(INS_TO_USBDEV(sc)); | |
1898 | ||
1899 | ret = request_firmware(&fw_entry, fw_name, &sc->usb_dev->dev); | |
1900 | if (ret) { | |
1901 | uea_err(INS_TO_USBDEV(sc), "firmware %s is not available\n", | |
1902 | fw_name); | |
1903 | goto err0; | |
1904 | } | |
1905 | ||
1906 | pfw = fw_entry->data; | |
1907 | size = fw_entry->size; | |
1908 | if (size != 0x577B) { | |
1909 | uea_err(INS_TO_USBDEV(sc), "firmware %s is corrupted\n", | |
1910 | fw_name); | |
1911 | ret = -EILSEQ; | |
1912 | goto err1; | |
1913 | } | |
1914 | for (u = 0; u < size; u += ln) { | |
1915 | ln = min(size - u, 64); | |
1916 | ret = uea_request(sc, 0xe, 0, ln, pfw + u); | |
1917 | if (ret < 0) { | |
1918 | uea_err(INS_TO_USBDEV(sc), | |
1919 | "elsa download data failed (%d)\n", ret); | |
1920 | goto err1; | |
1921 | } | |
1922 | } | |
1923 | ||
e40abaf6 | 1924 | /* finish to send the fpga */ |
b72458a8 MC |
1925 | ret = uea_request(sc, 0xe, 1, 0, NULL); |
1926 | if (ret < 0) { | |
1927 | uea_err(INS_TO_USBDEV(sc), | |
1928 | "elsa download data failed (%d)\n", ret); | |
1929 | goto err1; | |
1930 | } | |
1931 | ||
e40abaf6 | 1932 | /* Tell the modem we finish : de-assert reset */ |
b72458a8 MC |
1933 | value = 0; |
1934 | ret = uea_send_modem_cmd(sc->usb_dev, 0xe, 1, &value); | |
1935 | if (ret < 0) | |
1936 | uea_err(sc->usb_dev, "elsa de-assert failed with error %d\n", ret); | |
1937 | ||
b72458a8 MC |
1938 | err1: |
1939 | release_firmware(fw_entry); | |
1940 | err0: | |
1941 | uea_leaves(INS_TO_USBDEV(sc)); | |
1942 | return ret; | |
1943 | } | |
1944 | ||
e40abaf6 | 1945 | /* The modem send us an ack. First with check if it right */ |
c8e46379 | 1946 | static void uea_dispatch_cmv_e1(struct uea_softc *sc, struct intr_pkt *intr) |
b72458a8 | 1947 | { |
c8e46379 SG |
1948 | struct cmv_dsc_e1 *dsc = &sc->cmv_dsc.e1; |
1949 | struct cmv_e1 *cmv = &intr->u.e1.s2.cmv; | |
1950 | ||
b72458a8 | 1951 | uea_enters(INS_TO_USBDEV(sc)); |
c8e46379 | 1952 | if (le16_to_cpu(cmv->wPreamble) != E1_PREAMBLE) |
b72458a8 MC |
1953 | goto bad1; |
1954 | ||
c8e46379 | 1955 | if (cmv->bDirection != E1_MODEMTOHOST) |
b72458a8 MC |
1956 | goto bad1; |
1957 | ||
1958 | /* FIXME : ADI930 reply wrong preambule (func = 2, sub = 2) to | |
1959 | * the first MEMACESS cmv. Ignore it... | |
1960 | */ | |
c8e46379 | 1961 | if (cmv->bFunction != dsc->function) { |
b72458a8 | 1962 | if (UEA_CHIP_VERSION(sc) == ADI930 |
c8e46379 SG |
1963 | && cmv->bFunction == E1_MAKEFUNCTION(2, 2)) { |
1964 | cmv->wIndex = cpu_to_le16(dsc->idx); | |
a5abdeaf | 1965 | put_unaligned_le32(dsc->address, &cmv->dwSymbolicAddress); |
c8e46379 SG |
1966 | cmv->wOffsetAddress = cpu_to_le16(dsc->offset); |
1967 | } else | |
b72458a8 MC |
1968 | goto bad2; |
1969 | } | |
1970 | ||
c8e46379 | 1971 | if (cmv->bFunction == E1_MAKEFUNCTION(E1_ADSLDIRECTIVE, E1_MODEMREADY)) { |
b72458a8 | 1972 | wake_up_cmv_ack(sc); |
2a99b507 | 1973 | uea_leaves(INS_TO_USBDEV(sc)); |
b72458a8 MC |
1974 | return; |
1975 | } | |
1976 | ||
1977 | /* in case of MEMACCESS */ | |
c8e46379 | 1978 | if (le16_to_cpu(cmv->wIndex) != dsc->idx || |
a5abdeaf | 1979 | get_unaligned_le32(&cmv->dwSymbolicAddress) != dsc->address || |
c8e46379 | 1980 | le16_to_cpu(cmv->wOffsetAddress) != dsc->offset) |
b72458a8 MC |
1981 | goto bad2; |
1982 | ||
a5abdeaf | 1983 | sc->data = get_unaligned_le32(&cmv->dwData); |
b72458a8 MC |
1984 | sc->data = sc->data << 16 | sc->data >> 16; |
1985 | ||
1986 | wake_up_cmv_ack(sc); | |
2a99b507 | 1987 | uea_leaves(INS_TO_USBDEV(sc)); |
b72458a8 MC |
1988 | return; |
1989 | ||
1990 | bad2: | |
fec8de3a | 1991 | uea_err(INS_TO_USBDEV(sc), "unexpected cmv received, " |
b72458a8 | 1992 | "Function : %d, Subfunction : %d\n", |
c8e46379 SG |
1993 | E1_FUNCTION_TYPE(cmv->bFunction), |
1994 | E1_FUNCTION_SUBTYPE(cmv->bFunction)); | |
2a99b507 | 1995 | uea_leaves(INS_TO_USBDEV(sc)); |
b72458a8 MC |
1996 | return; |
1997 | ||
1998 | bad1: | |
1999 | uea_err(INS_TO_USBDEV(sc), "invalid cmv received, " | |
2000 | "wPreamble %d, bDirection %d\n", | |
2001 | le16_to_cpu(cmv->wPreamble), cmv->bDirection); | |
2a99b507 | 2002 | uea_leaves(INS_TO_USBDEV(sc)); |
b72458a8 MC |
2003 | } |
2004 | ||
c8e46379 SG |
2005 | /* The modem send us an ack. First with check if it right */ |
2006 | static void uea_dispatch_cmv_e4(struct uea_softc *sc, struct intr_pkt *intr) | |
2007 | { | |
2008 | struct cmv_dsc_e4 *dsc = &sc->cmv_dsc.e4; | |
2009 | struct cmv_e4 *cmv = &intr->u.e4.s2.cmv; | |
2010 | ||
2011 | uea_enters(INS_TO_USBDEV(sc)); | |
2012 | uea_dbg(INS_TO_USBDEV(sc), "cmv %x %x %x %x %x %x\n", | |
2013 | be16_to_cpu(cmv->wGroup), be16_to_cpu(cmv->wFunction), | |
2014 | be16_to_cpu(cmv->wOffset), be16_to_cpu(cmv->wAddress), | |
2015 | be32_to_cpu(cmv->dwData[0]), be32_to_cpu(cmv->dwData[1])); | |
2016 | ||
2017 | if (be16_to_cpu(cmv->wFunction) != dsc->function) | |
2018 | goto bad2; | |
2019 | ||
2020 | if (be16_to_cpu(cmv->wFunction) == E4_MAKEFUNCTION(E4_ADSLDIRECTIVE, E4_MODEMREADY, 1)) { | |
2021 | wake_up_cmv_ack(sc); | |
2022 | uea_leaves(INS_TO_USBDEV(sc)); | |
2023 | return; | |
2024 | } | |
2025 | ||
2026 | /* in case of MEMACCESS */ | |
2027 | if (be16_to_cpu(cmv->wOffset) != dsc->offset || | |
2028 | be16_to_cpu(cmv->wGroup) != dsc->group || | |
2029 | be16_to_cpu(cmv->wAddress) != dsc->address) | |
2030 | goto bad2; | |
2031 | ||
2032 | sc->data = be32_to_cpu(cmv->dwData[0]); | |
2033 | sc->data1 = be32_to_cpu(cmv->dwData[1]); | |
2034 | wake_up_cmv_ack(sc); | |
2035 | uea_leaves(INS_TO_USBDEV(sc)); | |
2036 | return; | |
2037 | ||
2038 | bad2: | |
fec8de3a | 2039 | uea_err(INS_TO_USBDEV(sc), "unexpected cmv received, " |
c8e46379 SG |
2040 | "Function : %d, Subfunction : %d\n", |
2041 | E4_FUNCTION_TYPE(cmv->wFunction), | |
2042 | E4_FUNCTION_SUBTYPE(cmv->wFunction)); | |
2043 | uea_leaves(INS_TO_USBDEV(sc)); | |
2044 | return; | |
2045 | } | |
2046 | ||
2047 | static void uea_schedule_load_page_e1(struct uea_softc *sc, struct intr_pkt *intr) | |
2048 | { | |
2049 | sc->pageno = intr->e1_bSwapPageNo; | |
2050 | sc->ovl = intr->e1_bOvl >> 4 | intr->e1_bOvl << 4; | |
04ea02f5 | 2051 | queue_work(sc->work_q, &sc->task); |
c8e46379 SG |
2052 | } |
2053 | ||
2054 | static void uea_schedule_load_page_e4(struct uea_softc *sc, struct intr_pkt *intr) | |
2055 | { | |
2056 | sc->pageno = intr->e4_bSwapPageNo; | |
04ea02f5 | 2057 | queue_work(sc->work_q, &sc->task); |
c8e46379 SG |
2058 | } |
2059 | ||
b72458a8 MC |
2060 | /* |
2061 | * interrupt handler | |
2062 | */ | |
7d12e780 | 2063 | static void uea_intr(struct urb *urb) |
b72458a8 | 2064 | { |
e40abaf6 MC |
2065 | struct uea_softc *sc = urb->context; |
2066 | struct intr_pkt *intr = urb->transfer_buffer; | |
508330eb GKH |
2067 | int status = urb->status; |
2068 | ||
b72458a8 MC |
2069 | uea_enters(INS_TO_USBDEV(sc)); |
2070 | ||
508330eb | 2071 | if (unlikely(status < 0)) { |
b72458a8 | 2072 | uea_err(INS_TO_USBDEV(sc), "uea_intr() failed with %d\n", |
508330eb | 2073 | status); |
b72458a8 MC |
2074 | return; |
2075 | } | |
2076 | ||
b72458a8 MC |
2077 | /* device-to-host interrupt */ |
2078 | if (intr->bType != 0x08 || sc->booting) { | |
e40abaf6 | 2079 | uea_err(INS_TO_USBDEV(sc), "wrong interrupt\n"); |
b72458a8 MC |
2080 | goto resubmit; |
2081 | } | |
2082 | ||
2083 | switch (le16_to_cpu(intr->wInterrupt)) { | |
2084 | case INT_LOADSWAPPAGE: | |
c8e46379 | 2085 | sc->schedule_load_page(sc, intr); |
b72458a8 MC |
2086 | break; |
2087 | ||
2088 | case INT_INCOMINGCMV: | |
c8e46379 | 2089 | sc->dispatch_cmv(sc, intr); |
b72458a8 MC |
2090 | break; |
2091 | ||
2092 | default: | |
e40abaf6 | 2093 | uea_err(INS_TO_USBDEV(sc), "unknown interrupt %u\n", |
b72458a8 MC |
2094 | le16_to_cpu(intr->wInterrupt)); |
2095 | } | |
2096 | ||
2097 | resubmit: | |
2098 | usb_submit_urb(sc->urb_int, GFP_ATOMIC); | |
2099 | } | |
2100 | ||
2101 | /* | |
2102 | * Start the modem : init the data and start kernel thread | |
2103 | */ | |
2104 | static int uea_boot(struct uea_softc *sc) | |
2105 | { | |
c8e46379 | 2106 | int ret, size; |
b72458a8 MC |
2107 | struct intr_pkt *intr; |
2108 | ||
2109 | uea_enters(INS_TO_USBDEV(sc)); | |
2110 | ||
c8e46379 SG |
2111 | if (UEA_CHIP_VERSION(sc) == EAGLE_IV) { |
2112 | size = E4_INTR_PKT_SIZE; | |
2113 | sc->dispatch_cmv = uea_dispatch_cmv_e4; | |
2114 | sc->schedule_load_page = uea_schedule_load_page_e4; | |
2115 | sc->stat = uea_stat_e4; | |
2116 | sc->send_cmvs = uea_send_cmvs_e4; | |
2117 | INIT_WORK(&sc->task, uea_load_page_e4); | |
2118 | } else { | |
2119 | size = E1_INTR_PKT_SIZE; | |
2120 | sc->dispatch_cmv = uea_dispatch_cmv_e1; | |
2121 | sc->schedule_load_page = uea_schedule_load_page_e1; | |
2122 | sc->stat = uea_stat_e1; | |
2123 | sc->send_cmvs = uea_send_cmvs_e1; | |
2124 | INIT_WORK(&sc->task, uea_load_page_e1); | |
2125 | } | |
2126 | ||
b72458a8 | 2127 | init_waitqueue_head(&sc->sync_q); |
b72458a8 | 2128 | |
04ea02f5 SG |
2129 | sc->work_q = create_workqueue("ueagle-dsp"); |
2130 | if (!sc->work_q) { | |
2131 | uea_err(INS_TO_USBDEV(sc), "cannot allocate workqueue\n"); | |
2132 | uea_leaves(INS_TO_USBDEV(sc)); | |
2133 | return -ENOMEM; | |
2134 | } | |
2135 | ||
b72458a8 MC |
2136 | if (UEA_CHIP_VERSION(sc) == ADI930) |
2137 | load_XILINX_firmware(sc); | |
2138 | ||
c8e46379 | 2139 | intr = kmalloc(size, GFP_KERNEL); |
b72458a8 MC |
2140 | if (!intr) { |
2141 | uea_err(INS_TO_USBDEV(sc), | |
2142 | "cannot allocate interrupt package\n"); | |
04ea02f5 | 2143 | goto err0; |
b72458a8 MC |
2144 | } |
2145 | ||
2146 | sc->urb_int = usb_alloc_urb(0, GFP_KERNEL); | |
2147 | if (!sc->urb_int) { | |
2148 | uea_err(INS_TO_USBDEV(sc), "cannot allocate interrupt URB\n"); | |
04ea02f5 | 2149 | goto err1; |
b72458a8 MC |
2150 | } |
2151 | ||
2152 | usb_fill_int_urb(sc->urb_int, sc->usb_dev, | |
2153 | usb_rcvintpipe(sc->usb_dev, UEA_INTR_PIPE), | |
c8e46379 | 2154 | intr, size, uea_intr, sc, |
b72458a8 MC |
2155 | sc->usb_dev->actconfig->interface[0]->altsetting[0]. |
2156 | endpoint[0].desc.bInterval); | |
2157 | ||
2158 | ret = usb_submit_urb(sc->urb_int, GFP_KERNEL); | |
2159 | if (ret < 0) { | |
2160 | uea_err(INS_TO_USBDEV(sc), | |
2161 | "urb submition failed with error %d\n", ret); | |
04ea02f5 | 2162 | goto err1; |
b72458a8 MC |
2163 | } |
2164 | ||
2165 | sc->kthread = kthread_run(uea_kthread, sc, "ueagle-atm"); | |
2166 | if (sc->kthread == ERR_PTR(-ENOMEM)) { | |
2167 | uea_err(INS_TO_USBDEV(sc), "failed to create thread\n"); | |
2168 | goto err2; | |
2169 | } | |
2170 | ||
2171 | uea_leaves(INS_TO_USBDEV(sc)); | |
2172 | return 0; | |
2173 | ||
2174 | err2: | |
2175 | usb_kill_urb(sc->urb_int); | |
04ea02f5 | 2176 | err1: |
b72458a8 | 2177 | usb_free_urb(sc->urb_int); |
4d45e218 MC |
2178 | sc->urb_int = NULL; |
2179 | kfree(intr); | |
04ea02f5 SG |
2180 | err0: |
2181 | destroy_workqueue(sc->work_q); | |
b72458a8 MC |
2182 | uea_leaves(INS_TO_USBDEV(sc)); |
2183 | return -ENOMEM; | |
2184 | } | |
2185 | ||
2186 | /* | |
2187 | * Stop the modem : kill kernel thread and free data | |
2188 | */ | |
2189 | static void uea_stop(struct uea_softc *sc) | |
2190 | { | |
2191 | int ret; | |
2192 | uea_enters(INS_TO_USBDEV(sc)); | |
2193 | ret = kthread_stop(sc->kthread); | |
e40abaf6 | 2194 | uea_dbg(INS_TO_USBDEV(sc), "kthread finish with status %d\n", ret); |
b72458a8 | 2195 | |
b72458a8 MC |
2196 | uea_request(sc, UEA_SET_MODE, UEA_LOOPBACK_ON, 0, NULL); |
2197 | ||
2198 | usb_kill_urb(sc->urb_int); | |
2199 | kfree(sc->urb_int->transfer_buffer); | |
2200 | usb_free_urb(sc->urb_int); | |
2201 | ||
04ea02f5 SG |
2202 | /* stop any pending boot process, when no one can schedule work */ |
2203 | destroy_workqueue(sc->work_q); | |
2204 | ||
b72458a8 MC |
2205 | if (sc->dsp_firm) |
2206 | release_firmware(sc->dsp_firm); | |
2207 | uea_leaves(INS_TO_USBDEV(sc)); | |
2208 | } | |
2209 | ||
2210 | /* syfs interface */ | |
2211 | static struct uea_softc *dev_to_uea(struct device *dev) | |
2212 | { | |
2213 | struct usb_interface *intf; | |
2214 | struct usbatm_data *usbatm; | |
2215 | ||
2216 | intf = to_usb_interface(dev); | |
2217 | if (!intf) | |
2218 | return NULL; | |
2219 | ||
2220 | usbatm = usb_get_intfdata(intf); | |
2221 | if (!usbatm) | |
2222 | return NULL; | |
2223 | ||
2224 | return usbatm->driver_data; | |
2225 | } | |
2226 | ||
2227 | static ssize_t read_status(struct device *dev, struct device_attribute *attr, | |
2228 | char *buf) | |
2229 | { | |
2230 | int ret = -ENODEV; | |
2231 | struct uea_softc *sc; | |
2232 | ||
ab3c81ff | 2233 | mutex_lock(&uea_mutex); |
b72458a8 MC |
2234 | sc = dev_to_uea(dev); |
2235 | if (!sc) | |
2236 | goto out; | |
2237 | ret = snprintf(buf, 10, "%08x\n", sc->stats.phy.state); | |
2238 | out: | |
ab3c81ff | 2239 | mutex_unlock(&uea_mutex); |
b72458a8 MC |
2240 | return ret; |
2241 | } | |
2242 | ||
2243 | static ssize_t reboot(struct device *dev, struct device_attribute *attr, | |
2244 | const char *buf, size_t count) | |
2245 | { | |
2246 | int ret = -ENODEV; | |
2247 | struct uea_softc *sc; | |
2248 | ||
ab3c81ff | 2249 | mutex_lock(&uea_mutex); |
b72458a8 MC |
2250 | sc = dev_to_uea(dev); |
2251 | if (!sc) | |
2252 | goto out; | |
2253 | sc->reset = 1; | |
2254 | ret = count; | |
2255 | out: | |
ab3c81ff | 2256 | mutex_unlock(&uea_mutex); |
b72458a8 MC |
2257 | return ret; |
2258 | } | |
2259 | ||
2260 | static DEVICE_ATTR(stat_status, S_IWUGO | S_IRUGO, read_status, reboot); | |
2261 | ||
2262 | static ssize_t read_human_status(struct device *dev, struct device_attribute *attr, | |
2263 | char *buf) | |
2264 | { | |
2265 | int ret = -ENODEV; | |
c8e46379 | 2266 | int modem_state; |
b72458a8 MC |
2267 | struct uea_softc *sc; |
2268 | ||
ab3c81ff | 2269 | mutex_lock(&uea_mutex); |
b72458a8 MC |
2270 | sc = dev_to_uea(dev); |
2271 | if (!sc) | |
2272 | goto out; | |
2273 | ||
c8e46379 SG |
2274 | if (UEA_CHIP_VERSION(sc) == EAGLE_IV) { |
2275 | switch (sc->stats.phy.state) { | |
2276 | case 0x0: /* not yet synchronized */ | |
2277 | case 0x1: | |
2278 | case 0x3: | |
2279 | case 0x4: | |
2280 | modem_state = 0; | |
2281 | break; | |
2282 | case 0x5: /* initialization */ | |
2283 | case 0x6: | |
2284 | case 0x9: | |
2285 | case 0xa: | |
2286 | modem_state = 1; | |
2287 | break; | |
2288 | case 0x7: /* operational */ | |
2289 | modem_state = 2; | |
2290 | break; | |
2291 | case 0x2: /* fail ... */ | |
2292 | modem_state = 3; | |
2293 | break; | |
2294 | default: /* unknown */ | |
2295 | modem_state = 4; | |
2296 | break; | |
2297 | } | |
2298 | } else | |
2299 | modem_state = GET_STATUS(sc->stats.phy.state); | |
2300 | ||
2301 | switch (modem_state) { | |
b72458a8 MC |
2302 | case 0: |
2303 | ret = sprintf(buf, "Modem is booting\n"); | |
2304 | break; | |
2305 | case 1: | |
2306 | ret = sprintf(buf, "Modem is initializing\n"); | |
2307 | break; | |
2308 | case 2: | |
2309 | ret = sprintf(buf, "Modem is operational\n"); | |
2310 | break; | |
c8e46379 | 2311 | case 3: |
b72458a8 MC |
2312 | ret = sprintf(buf, "Modem synchronization failed\n"); |
2313 | break; | |
c8e46379 SG |
2314 | default: |
2315 | ret = sprintf(buf, "Modem state is unknown\n"); | |
2316 | break; | |
b72458a8 MC |
2317 | } |
2318 | out: | |
ab3c81ff | 2319 | mutex_unlock(&uea_mutex); |
b72458a8 MC |
2320 | return ret; |
2321 | } | |
2322 | ||
2323 | static DEVICE_ATTR(stat_human_status, S_IWUGO | S_IRUGO, read_human_status, NULL); | |
2324 | ||
2325 | static ssize_t read_delin(struct device *dev, struct device_attribute *attr, | |
2326 | char *buf) | |
2327 | { | |
2328 | int ret = -ENODEV; | |
2329 | struct uea_softc *sc; | |
c8e46379 | 2330 | char *delin = "GOOD"; |
b72458a8 | 2331 | |
ab3c81ff | 2332 | mutex_lock(&uea_mutex); |
b72458a8 MC |
2333 | sc = dev_to_uea(dev); |
2334 | if (!sc) | |
2335 | goto out; | |
2336 | ||
c8e46379 SG |
2337 | if (UEA_CHIP_VERSION(sc) == EAGLE_IV) { |
2338 | if (sc->stats.phy.flags & 0x4000) | |
2339 | delin = "RESET"; | |
2340 | else if (sc->stats.phy.flags & 0x0001) | |
2341 | delin = "LOSS"; | |
2342 | } else { | |
2343 | if (sc->stats.phy.flags & 0x0C00) | |
2344 | delin = "ERROR"; | |
2345 | else if (sc->stats.phy.flags & 0x0030) | |
2346 | delin = "LOSS"; | |
2347 | } | |
2348 | ||
2349 | ret = sprintf(buf, "%s\n", delin); | |
b72458a8 | 2350 | out: |
ab3c81ff | 2351 | mutex_unlock(&uea_mutex); |
b72458a8 MC |
2352 | return ret; |
2353 | } | |
2354 | ||
2355 | static DEVICE_ATTR(stat_delin, S_IWUGO | S_IRUGO, read_delin, NULL); | |
2356 | ||
2357 | #define UEA_ATTR(name, reset) \ | |
2358 | \ | |
2359 | static ssize_t read_##name(struct device *dev, \ | |
2360 | struct device_attribute *attr, char *buf) \ | |
2361 | { \ | |
2362 | int ret = -ENODEV; \ | |
2363 | struct uea_softc *sc; \ | |
2364 | \ | |
2a99b507 | 2365 | mutex_lock(&uea_mutex); \ |
b72458a8 MC |
2366 | sc = dev_to_uea(dev); \ |
2367 | if (!sc) \ | |
2368 | goto out; \ | |
2369 | ret = snprintf(buf, 10, "%08x\n", sc->stats.phy.name); \ | |
2370 | if (reset) \ | |
2371 | sc->stats.phy.name = 0; \ | |
2372 | out: \ | |
2a99b507 | 2373 | mutex_unlock(&uea_mutex); \ |
b72458a8 MC |
2374 | return ret; \ |
2375 | } \ | |
2376 | \ | |
2377 | static DEVICE_ATTR(stat_##name, S_IRUGO, read_##name, NULL) | |
2378 | ||
2379 | UEA_ATTR(mflags, 1); | |
2380 | UEA_ATTR(vidcpe, 0); | |
2381 | UEA_ATTR(usrate, 0); | |
2382 | UEA_ATTR(dsrate, 0); | |
2383 | UEA_ATTR(usattenuation, 0); | |
2384 | UEA_ATTR(dsattenuation, 0); | |
2385 | UEA_ATTR(usmargin, 0); | |
2386 | UEA_ATTR(dsmargin, 0); | |
2387 | UEA_ATTR(txflow, 0); | |
2388 | UEA_ATTR(rxflow, 0); | |
2389 | UEA_ATTR(uscorr, 0); | |
2390 | UEA_ATTR(dscorr, 0); | |
2391 | UEA_ATTR(usunc, 0); | |
2392 | UEA_ATTR(dsunc, 0); | |
a7a0c9cd | 2393 | UEA_ATTR(firmid, 0); |
b72458a8 MC |
2394 | |
2395 | /* Retrieve the device End System Identifier (MAC) */ | |
2396 | ||
2397 | #define htoi(x) (isdigit(x) ? x-'0' : toupper(x)-'A'+10) | |
2398 | static int uea_getesi(struct uea_softc *sc, u_char * esi) | |
2399 | { | |
2400 | unsigned char mac_str[2 * ETH_ALEN + 1]; | |
2401 | int i; | |
2402 | if (usb_string | |
2403 | (sc->usb_dev, sc->usb_dev->descriptor.iSerialNumber, mac_str, | |
2404 | sizeof(mac_str)) != 2 * ETH_ALEN) | |
2405 | return 1; | |
2406 | ||
2407 | for (i = 0; i < ETH_ALEN; i++) | |
2408 | esi[i] = htoi(mac_str[2 * i]) * 16 + htoi(mac_str[2 * i + 1]); | |
2409 | ||
2410 | return 0; | |
2411 | } | |
2412 | ||
2413 | /* ATM stuff */ | |
2414 | static int uea_atm_open(struct usbatm_data *usbatm, struct atm_dev *atm_dev) | |
2415 | { | |
2416 | struct uea_softc *sc = usbatm->driver_data; | |
2417 | ||
2418 | return uea_getesi(sc, atm_dev->esi); | |
2419 | } | |
2420 | ||
2421 | static int uea_heavy(struct usbatm_data *usbatm, struct usb_interface *intf) | |
2422 | { | |
2423 | struct uea_softc *sc = usbatm->driver_data; | |
2424 | ||
531a39bb | 2425 | wait_event_interruptible(sc->sync_q, IS_OPERATIONAL(sc)); |
b72458a8 MC |
2426 | |
2427 | return 0; | |
2428 | ||
2429 | } | |
2430 | ||
2431 | static int claim_interface(struct usb_device *usb_dev, | |
2432 | struct usbatm_data *usbatm, int ifnum) | |
2433 | { | |
2434 | int ret; | |
2435 | struct usb_interface *intf = usb_ifnum_to_if(usb_dev, ifnum); | |
2436 | ||
2437 | if (!intf) { | |
2438 | uea_err(usb_dev, "interface %d not found\n", ifnum); | |
2439 | return -ENODEV; | |
2440 | } | |
2441 | ||
2442 | ret = usb_driver_claim_interface(&uea_driver, intf, usbatm); | |
2443 | if (ret != 0) | |
2444 | uea_err(usb_dev, "can't claim interface %d, error %d\n", ifnum, | |
2445 | ret); | |
2446 | return ret; | |
2447 | } | |
2448 | ||
e7ccdfec GKH |
2449 | static struct attribute *attrs[] = { |
2450 | &dev_attr_stat_status.attr, | |
2451 | &dev_attr_stat_mflags.attr, | |
2452 | &dev_attr_stat_human_status.attr, | |
2453 | &dev_attr_stat_delin.attr, | |
2454 | &dev_attr_stat_vidcpe.attr, | |
2455 | &dev_attr_stat_usrate.attr, | |
2456 | &dev_attr_stat_dsrate.attr, | |
2457 | &dev_attr_stat_usattenuation.attr, | |
2458 | &dev_attr_stat_dsattenuation.attr, | |
2459 | &dev_attr_stat_usmargin.attr, | |
2460 | &dev_attr_stat_dsmargin.attr, | |
2461 | &dev_attr_stat_txflow.attr, | |
2462 | &dev_attr_stat_rxflow.attr, | |
2463 | &dev_attr_stat_uscorr.attr, | |
2464 | &dev_attr_stat_dscorr.attr, | |
2465 | &dev_attr_stat_usunc.attr, | |
2466 | &dev_attr_stat_dsunc.attr, | |
a7a0c9cd | 2467 | &dev_attr_stat_firmid.attr, |
9ab99c8c | 2468 | NULL, |
e7ccdfec GKH |
2469 | }; |
2470 | static struct attribute_group attr_grp = { | |
2471 | .attrs = attrs, | |
2472 | }; | |
2473 | ||
b72458a8 | 2474 | static int uea_bind(struct usbatm_data *usbatm, struct usb_interface *intf, |
35644b0c | 2475 | const struct usb_device_id *id) |
b72458a8 MC |
2476 | { |
2477 | struct usb_device *usb = interface_to_usbdev(intf); | |
2478 | struct uea_softc *sc; | |
2479 | int ret, ifnum = intf->altsetting->desc.bInterfaceNumber; | |
503add46 | 2480 | unsigned int alt; |
b72458a8 MC |
2481 | |
2482 | uea_enters(usb); | |
2483 | ||
2484 | /* interface 0 is for firmware/monitoring */ | |
2485 | if (ifnum != UEA_INTR_IFACE_NO) | |
2486 | return -ENODEV; | |
2487 | ||
0dfcd3e4 | 2488 | usbatm->flags = (sync_wait[modem_index] ? 0 : UDSL_SKIP_HEAVY_INIT); |
b72458a8 MC |
2489 | |
2490 | /* interface 1 is for outbound traffic */ | |
2491 | ret = claim_interface(usb, usbatm, UEA_US_IFACE_NO); | |
2492 | if (ret < 0) | |
2493 | return ret; | |
2494 | ||
e40abaf6 | 2495 | /* ADI930 has only 2 interfaces and inbound traffic is on interface 1 */ |
b72458a8 MC |
2496 | if (UEA_CHIP_VERSION(id) != ADI930) { |
2497 | /* interface 2 is for inbound traffic */ | |
2498 | ret = claim_interface(usb, usbatm, UEA_DS_IFACE_NO); | |
2499 | if (ret < 0) | |
2500 | return ret; | |
2501 | } | |
2502 | ||
2503 | sc = kzalloc(sizeof(struct uea_softc), GFP_KERNEL); | |
2504 | if (!sc) { | |
584958c3 | 2505 | uea_err(usb, "uea_init: not enough memory !\n"); |
b72458a8 MC |
2506 | return -ENOMEM; |
2507 | } | |
2508 | ||
2509 | sc->usb_dev = usb; | |
2510 | usbatm->driver_data = sc; | |
2511 | sc->usbatm = usbatm; | |
2512 | sc->modem_index = (modem_index < NB_MODEM) ? modem_index++ : 0; | |
2513 | sc->driver_info = id->driver_info; | |
2514 | ||
603cf608 SG |
2515 | /* first try to use module parameter */ |
2516 | if (annex[sc->modem_index] == 1) | |
2517 | sc->annex = ANNEXA; | |
2518 | else if (annex[sc->modem_index] == 2) | |
2519 | sc->annex = ANNEXB; | |
2520 | /* try to autodetect annex */ | |
2521 | else if (sc->driver_info & AUTO_ANNEX_A) | |
2522 | sc->annex = ANNEXA; | |
2523 | else if (sc->driver_info & AUTO_ANNEX_B) | |
2524 | sc->annex = ANNEXB; | |
2525 | else | |
2526 | sc->annex = (le16_to_cpu(sc->usb_dev->descriptor.bcdDevice) & 0x80)?ANNEXB:ANNEXA; | |
2527 | ||
503add46 | 2528 | alt = altsetting[sc->modem_index]; |
3c9666cc | 2529 | /* ADI930 don't support iso */ |
503add46 SG |
2530 | if (UEA_CHIP_VERSION(id) != ADI930 && alt > 0) { |
2531 | if (alt <= 8 && usb_set_interface(usb, UEA_DS_IFACE_NO, alt) == 0) { | |
2532 | uea_dbg(usb, "set alternate %u for 2 interface\n", alt); | |
3c9666cc MC |
2533 | uea_info(usb, "using iso mode\n"); |
2534 | usbatm->flags |= UDSL_USE_ISOC | UDSL_IGNORE_EILSEQ; | |
2535 | } else { | |
503add46 SG |
2536 | uea_err(usb, "setting alternate %u failed for " |
2537 | "2 interface, using bulk mode\n", alt); | |
3c9666cc MC |
2538 | } |
2539 | } | |
2540 | ||
9ab99c8c MC |
2541 | ret = sysfs_create_group(&intf->dev.kobj, &attr_grp); |
2542 | if (ret < 0) | |
2543 | goto error; | |
2544 | ||
b72458a8 | 2545 | ret = uea_boot(sc); |
9ab99c8c | 2546 | if (ret < 0) |
4c132e77 | 2547 | goto error_rm_grp; |
b72458a8 | 2548 | |
b72458a8 | 2549 | return 0; |
4c132e77 SG |
2550 | |
2551 | error_rm_grp: | |
2552 | sysfs_remove_group(&intf->dev.kobj, &attr_grp); | |
9ab99c8c MC |
2553 | error: |
2554 | kfree(sc); | |
2555 | return ret; | |
b72458a8 MC |
2556 | } |
2557 | ||
2558 | static void uea_unbind(struct usbatm_data *usbatm, struct usb_interface *intf) | |
2559 | { | |
2560 | struct uea_softc *sc = usbatm->driver_data; | |
2561 | ||
9ab99c8c | 2562 | sysfs_remove_group(&intf->dev.kobj, &attr_grp); |
b72458a8 MC |
2563 | uea_stop(sc); |
2564 | kfree(sc); | |
2565 | } | |
2566 | ||
2567 | static struct usbatm_driver uea_usbatm_driver = { | |
2568 | .driver_name = "ueagle-atm", | |
b72458a8 MC |
2569 | .bind = uea_bind, |
2570 | .atm_start = uea_atm_open, | |
2571 | .unbind = uea_unbind, | |
2572 | .heavy_init = uea_heavy, | |
80aae7a1 DS |
2573 | .bulk_in = UEA_BULK_DATA_PIPE, |
2574 | .bulk_out = UEA_BULK_DATA_PIPE, | |
3c9666cc | 2575 | .isoc_in = UEA_ISO_DATA_PIPE, |
b72458a8 MC |
2576 | }; |
2577 | ||
2578 | static int uea_probe(struct usb_interface *intf, const struct usb_device_id *id) | |
2579 | { | |
2580 | struct usb_device *usb = interface_to_usbdev(intf); | |
2581 | ||
2582 | uea_enters(usb); | |
603cf608 SG |
2583 | uea_info(usb, "ADSL device founded vid (%#X) pid (%#X) Rev (%#X): %s\n", |
2584 | le16_to_cpu(usb->descriptor.idVendor), | |
2585 | le16_to_cpu(usb->descriptor.idProduct), | |
2586 | le16_to_cpu(usb->descriptor.bcdDevice), | |
2587 | chip_name[UEA_CHIP_VERSION(id)]); | |
b72458a8 MC |
2588 | |
2589 | usb_reset_device(usb); | |
2590 | ||
2591 | if (UEA_IS_PREFIRM(id)) | |
2592 | return uea_load_firmware(usb, UEA_CHIP_VERSION(id)); | |
2593 | ||
2594 | return usbatm_usb_probe(intf, id, &uea_usbatm_driver); | |
2595 | } | |
2596 | ||
2597 | static void uea_disconnect(struct usb_interface *intf) | |
2598 | { | |
2599 | struct usb_device *usb = interface_to_usbdev(intf); | |
2600 | int ifnum = intf->altsetting->desc.bInterfaceNumber; | |
2601 | uea_enters(usb); | |
2602 | ||
2603 | /* ADI930 has 2 interfaces and eagle 3 interfaces. | |
2604 | * Pre-firmware device has one interface | |
2605 | */ | |
2606 | if (usb->config->desc.bNumInterfaces != 1 && ifnum == 0) { | |
ab3c81ff | 2607 | mutex_lock(&uea_mutex); |
b72458a8 | 2608 | usbatm_usb_disconnect(intf); |
ab3c81ff | 2609 | mutex_unlock(&uea_mutex); |
b72458a8 MC |
2610 | uea_info(usb, "ADSL device removed\n"); |
2611 | } | |
2612 | ||
2613 | uea_leaves(usb); | |
2614 | } | |
2615 | ||
2616 | /* | |
2617 | * List of supported VID/PID | |
2618 | */ | |
2619 | static const struct usb_device_id uea_ids[] = { | |
603cf608 SG |
2620 | {USB_DEVICE(ANALOG_VID, ADI930_PID_PREFIRM), .driver_info = ADI930 | PREFIRM}, |
2621 | {USB_DEVICE(ANALOG_VID, ADI930_PID_PSTFIRM), .driver_info = ADI930 | PSTFIRM}, | |
2622 | {USB_DEVICE(ANALOG_VID, EAGLE_I_PID_PREFIRM), .driver_info = EAGLE_I | PREFIRM}, | |
2623 | {USB_DEVICE(ANALOG_VID, EAGLE_I_PID_PSTFIRM), .driver_info = EAGLE_I | PSTFIRM}, | |
2624 | {USB_DEVICE(ANALOG_VID, EAGLE_II_PID_PREFIRM), .driver_info = EAGLE_II | PREFIRM}, | |
2625 | {USB_DEVICE(ANALOG_VID, EAGLE_II_PID_PSTFIRM), .driver_info = EAGLE_II | PSTFIRM}, | |
2626 | {USB_DEVICE(ANALOG_VID, EAGLE_IIC_PID_PREFIRM), .driver_info = EAGLE_II | PREFIRM}, | |
2627 | {USB_DEVICE(ANALOG_VID, EAGLE_IIC_PID_PSTFIRM), .driver_info = EAGLE_II | PSTFIRM}, | |
2628 | {USB_DEVICE(ANALOG_VID, EAGLE_III_PID_PREFIRM), .driver_info = EAGLE_III | PREFIRM}, | |
2629 | {USB_DEVICE(ANALOG_VID, EAGLE_III_PID_PSTFIRM), .driver_info = EAGLE_III | PSTFIRM}, | |
2630 | {USB_DEVICE(ANALOG_VID, EAGLE_IV_PID_PREFIRM), .driver_info = EAGLE_IV | PREFIRM}, | |
2631 | {USB_DEVICE(ANALOG_VID, EAGLE_IV_PID_PSTFIRM), .driver_info = EAGLE_IV | PSTFIRM}, | |
2632 | {USB_DEVICE(DEVOLO_VID, DEVOLO_EAGLE_I_A_PID_PREFIRM), .driver_info = EAGLE_I | PREFIRM}, | |
2633 | {USB_DEVICE(DEVOLO_VID, DEVOLO_EAGLE_I_A_PID_PSTFIRM), .driver_info = EAGLE_I | PSTFIRM | AUTO_ANNEX_A}, | |
2634 | {USB_DEVICE(DEVOLO_VID, DEVOLO_EAGLE_I_B_PID_PREFIRM), .driver_info = EAGLE_I | PREFIRM}, | |
2635 | {USB_DEVICE(DEVOLO_VID, DEVOLO_EAGLE_I_B_PID_PSTFIRM), .driver_info = EAGLE_I | PSTFIRM | AUTO_ANNEX_B}, | |
2636 | {USB_DEVICE(DEVOLO_VID, DEVOLO_EAGLE_II_A_PID_PREFIRM), .driver_info = EAGLE_II | PREFIRM}, | |
2637 | {USB_DEVICE(DEVOLO_VID, DEVOLO_EAGLE_II_A_PID_PSTFIRM), .driver_info = EAGLE_II | PSTFIRM | AUTO_ANNEX_A}, | |
2638 | {USB_DEVICE(DEVOLO_VID, DEVOLO_EAGLE_II_B_PID_PREFIRM), .driver_info = EAGLE_II | PREFIRM}, | |
2639 | {USB_DEVICE(DEVOLO_VID, DEVOLO_EAGLE_II_B_PID_PSTFIRM), .driver_info = EAGLE_II | PSTFIRM | AUTO_ANNEX_B}, | |
b72458a8 MC |
2640 | {USB_DEVICE(ELSA_VID, ELSA_PID_PREFIRM), .driver_info = ADI930 | PREFIRM}, |
2641 | {USB_DEVICE(ELSA_VID, ELSA_PID_PSTFIRM), .driver_info = ADI930 | PSTFIRM}, | |
603cf608 SG |
2642 | {USB_DEVICE(ELSA_VID, ELSA_PID_A_PREFIRM), .driver_info = ADI930 | PREFIRM}, |
2643 | {USB_DEVICE(ELSA_VID, ELSA_PID_A_PSTFIRM), .driver_info = ADI930 | PSTFIRM | AUTO_ANNEX_A}, | |
2644 | {USB_DEVICE(ELSA_VID, ELSA_PID_B_PREFIRM), .driver_info = ADI930 | PREFIRM}, | |
2645 | {USB_DEVICE(ELSA_VID, ELSA_PID_B_PSTFIRM), .driver_info = ADI930 | PSTFIRM | AUTO_ANNEX_B}, | |
b72458a8 | 2646 | {USB_DEVICE(USR_VID, MILLER_A_PID_PREFIRM), .driver_info = EAGLE_I | PREFIRM}, |
603cf608 | 2647 | {USB_DEVICE(USR_VID, MILLER_A_PID_PSTFIRM), .driver_info = EAGLE_I | PSTFIRM | AUTO_ANNEX_A}, |
b72458a8 | 2648 | {USB_DEVICE(USR_VID, MILLER_B_PID_PREFIRM), .driver_info = EAGLE_I | PREFIRM}, |
603cf608 | 2649 | {USB_DEVICE(USR_VID, MILLER_B_PID_PSTFIRM), .driver_info = EAGLE_I | PSTFIRM | AUTO_ANNEX_B}, |
b72458a8 | 2650 | {USB_DEVICE(USR_VID, HEINEKEN_A_PID_PREFIRM),.driver_info = EAGLE_I | PREFIRM}, |
603cf608 | 2651 | {USB_DEVICE(USR_VID, HEINEKEN_A_PID_PSTFIRM),.driver_info = EAGLE_I | PSTFIRM | AUTO_ANNEX_A}, |
b72458a8 | 2652 | {USB_DEVICE(USR_VID, HEINEKEN_B_PID_PREFIRM),.driver_info = EAGLE_I | PREFIRM}, |
603cf608 | 2653 | {USB_DEVICE(USR_VID, HEINEKEN_B_PID_PSTFIRM),.driver_info = EAGLE_I | PSTFIRM | AUTO_ANNEX_B}, |
b72458a8 MC |
2654 | {} |
2655 | }; | |
2656 | ||
2657 | /* | |
2658 | * USB driver descriptor | |
2659 | */ | |
2660 | static struct usb_driver uea_driver = { | |
b72458a8 MC |
2661 | .name = "ueagle-atm", |
2662 | .id_table = uea_ids, | |
2663 | .probe = uea_probe, | |
2664 | .disconnect = uea_disconnect, | |
2665 | }; | |
2666 | ||
2667 | MODULE_DEVICE_TABLE(usb, uea_ids); | |
2668 | ||
2669 | /** | |
2670 | * uea_init - Initialize the module. | |
2671 | * Register to USB subsystem | |
2672 | */ | |
2673 | static int __init uea_init(void) | |
2674 | { | |
2675 | printk(KERN_INFO "[ueagle-atm] driver " EAGLEUSBVERSION " loaded\n"); | |
2676 | ||
2677 | usb_register(&uea_driver); | |
2678 | ||
2679 | return 0; | |
2680 | } | |
2681 | ||
2682 | module_init(uea_init); | |
2683 | ||
2684 | /** | |
2685 | * uea_exit - Destroy module | |
2686 | * Deregister with USB subsystem | |
2687 | */ | |
2688 | static void __exit uea_exit(void) | |
2689 | { | |
2690 | /* | |
2691 | * This calls automatically the uea_disconnect method if necessary: | |
2692 | */ | |
2693 | usb_deregister(&uea_driver); | |
2694 | ||
2695 | printk(KERN_INFO "[ueagle-atm] driver unloaded\n"); | |
2696 | } | |
2697 | ||
2698 | module_exit(uea_exit); | |
2699 | ||
2700 | MODULE_AUTHOR("Damien Bergamini/Matthieu Castet/Stanislaw W. Gruszka"); | |
2701 | MODULE_DESCRIPTION("ADI 930/Eagle USB ADSL Modem driver"); | |
2702 | MODULE_LICENSE("Dual BSD/GPL"); |