Linux-2.6.12-rc2
[GitHub/mt8127/android_kernel_alcatel_ttab.git] / drivers / parport / ChangeLog
1 2001-10-11 Tim Waugh <twaugh@redhat.com>
2 * parport_pc.c, parport_serial.c: Support for NetMos cards.
3 + Patch originally from Michael Reinelt <reinelt@eunet.at>.
4
5 2002-04-25 Tim Waugh <twaugh@redhat.com>
6
7 * parport_serial.c, parport_pc.c: Move some SIIG cards around.
8 Patch from Andrey Panin.
9
10 2002-01-20 Tim Waugh <twaugh@redhat.com>
11
12 * parport_pc.c (parport_pc_compat_write_block_pio,
13 parport_pc_ecp_write_block_pio, parport_pc_ecp_read_block_pio):
14 Use the default implementations if the caller wants to use
15 O_NONBLOCK.
16
17 2002-02-25 Tim Waugh <twaugh@redhat.com>
18
19 * parport_pc.c: Make sure that priv->ctr_writable includes IntEn
20 even if IRQ is given as a parameter.
21
22 2002-01-21 Tim Waugh <twaugh@redhat.com>
23
24 * daisy.c: Apply patch from Max Vorobiev to make parport_daisy_select
25 work for ECP/EPP modes.
26
27 2002-01-13 Niels Kristian Bech Jensen <nkbj@image.dk>
28
29 * parport_pc.c: Change some occurrences of frob_set_mode to
30 ECR_WRITE. This fixes PLIP.
31
32 2002-01-04 Tim Waugh <twaugh@redhat.com>
33
34 * share.c (parport_claim_or_block): Sleep interruptibly to prevent
35 a possible deadlock.
36
37 2001-12-07 Damian Gruszka <damian.gruszka@VisionSystems.de>
38
39 * parport_pc.c (ECR_WRITE): Define. If there are forbidden bits
40 in the ECR register for some chips, this will be a useful place to
41 put that knowledge.
42 (change_mode): Use ECR_WRITE.
43 (parport_pc_restore_state): Likewise.
44 (parport_ECPPS2_supported): Likewise.
45 (parport_ECPEPP_supported): Likewise.
46 (irq_probe_EPP): Likewise.
47 (programmable_irq_support): Likewise.
48 (programmable_dma_support): Likewise.
49 (parport_pc_probe_port): Likewise.
50
51 (frob_set_mode): New function. Set the mode bits of the ECR.
52 (get_fifo_residue): Use frob_set_mode.
53 (parport_pc_ecpepp_read_data): Likewise.
54 (parport_pc_ecpepp_write_data): Likewise.
55 (parport_pc_ecpepp_read_addr): Likewise.
56 (parport_pc_ecpepp_write_addr): Likewise.
57 (parport_pc_compat_write_block_pio): Likewise.
58 (parport_pc_ecp_write_block_pio): Likewise.
59 (parport_ECR_present): Likewise.
60 (parport_ECP_supported): Likewise.
61 (parport_EPP_supported): Likewise.
62 (parport_ECPEPP_supported): Likewise.
63 (programmable_irq_support): Likewise.
64 (irq_probe_ECP): Likewise.
65 (programmable_dma_support): Likewise.
66
67 (parport_pc_enable_irq): Only enable interrupts if we know which
68 IRQ line they will come from.
69 (parport_pc_init_state): Set nErrIntrEn at initialisation.
70 (parport_pc_restore_state): Only write writable bits of CTR.
71 (parport_irq_probe): If no IRQ is found, take ackIntEn out of the
72 writable bit set.
73
74 2001-12-07 Tim Waugh <twaugh@redhat.com>
75
76 * parport_pc.c (parport_pc_fifo_write_block_pio): Correct typo.
77 (parport_pc_init_state): Only set ackIntEn if we know which IRQ
78 line the interrupts will come from.
79
80 2001-12-07 Tim Waugh <twaugh@redhat.com>
81
82 * ieee1284_ops.c (parport_ieee1284_epp_write_addr,
83 parport_ieee1284_epp_read_addr): Actually do something useful.
84
85 2001-12-07 Tim Waugh <twaugh@redhat.com>
86
87 * parport_pc.c (dmaval): Don't use DMA by default. It seems to be
88 too buggy at the moment. Use 'dma=auto' to restore the previous
89 behaviour.
90
91 2001-12-07 Tim Waugh <twaugh@redhat.com>
92
93 * daisy.c (DEBUG): Undefine.
94
95 2001-12-06 Tim Waugh <twaugh@redhat.com>
96
97 * ieee1284_ops.c (parport_ieee1284_ecp_read_data): Mask off
98 PARPORT_CONTROL_AUTOFD as well. Bug spotted by Joe
99 <joeja@mindspring.com>.
100
101 2001-12-03 Rich Liu <Rich.Liu@ite.com.tw>
102
103 * parport_pc.c (sio_ite_8872_probe): ITE8873 is a single-port
104 serial board, not a serial+parallel.
105
106 2001-11-30 Niels Kristian Bech Jensen <nkbj@image.dk>
107
108 * parport_pc.c: Fix compiler warning.
109
110 2001-11-14 Tim Waugh <twaugh@redhat.com>
111
112 * parport_pc.c (parport_pc_pci_probe): Hooks for PCI cards before
113 and after probing for ports.
114 * parport_serial.c (parport_register): Likewise.
115
116 2001-11-12 Tim Waugh <twaugh@redhat.com>
117
118 * parport_pc.c (init_module): Warn when parameters are ignored.
119
120 2001-11-01 Damian Gruszka <damian.gruszka@VisionSystems.de>
121
122 * parport_serial.c (serial_register): Set base_baud before
123 calling register_serial.
124
125 2001-10-26 Tim Waugh <twaugh@redhat.com>
126
127 * parport_pc.c (parport_irq_probe): When ECR programmable IRQ
128 support fails, generate interrupts using the FIFO even if we don't
129 want to use the FIFO for real data transfers.
130 (parport_pc_probe_port): Display the ECR address if we have an
131 ECR, not just if we will use the FIFO.
132
133 2001-10-24 Dave Strauss <D.Strauss@motorola.com>
134
135 * parport_pc.c (parport_pc_compat_write_block_pio,
136 parport_pc_ecp_write_block_pio): Allow a few seconds for an ECP
137 transfer to finish up.
138
139 2001-10-11 Tim Waugh <twaugh@redhat.com>
140
141 * parport_pc (sio_ite_8872_probe): New function, submitted by Rich
142 Liu from ITE. Cleaned up, removed bogus phys_to_virt calls.
143
144 2001-10-24 Tim Waugh <twaugh@redhat.com>
145
146 * parport_pc.c: Support for AKS AladdinCARD. Patch from
147 Aladdin Knowledge Systems (Christian Groessler).
148
149 2001-10-24 Tim Waugh <twaugh@redhat.com>
150
151 * ieee1284_ops.c (parport_ieee1284_ecp_read_data): Try to minimise
152 turnaround time.
153
154 * ieee1284.c (parport_poll_peripheral): Try a couple of times
155 first without delaying.
156
157 2001-10-10 Tim Waugh <twaugh@redhat.com>
158
159 * parport_pc.c: Support for OX16PCI954 PCI card.
160
161 2001-10-10 Tim Waugh <twaugh@redhat.com>
162
163 * parport_pc.c: Support for OX12PCI840 PCI card (reported by
164 mk@daveg.com). Lock-ups diagnosed by Ronnie Arosa (and now we
165 just don't trust its ECR).
166
167 2001-10-10 Gunther Mayer <gunther.mayer@braunschweig.okersurf.de>
168
169 * parport_pc.c: Support for AVLAB cards.
170
171 2001-10-10 Tim Waugh <twaugh@redhat.com>
172
173 * ieee1284_ops.c (ecp_forward_to_reverse, ecp_reverse_to_forward):
174 Remember to retry direction switch if it fails. Patch from David
175 Lambert.
176
177 2001-10-08 David C. Hansen <haveblue@us.ibm.com>
178
179 * share.c: Make driverlist_lock and parportlist_lock static.
180
181 2001-10-08 Philip Blundell <philb@gnu.org>
182
183 * parport_pc.c: New modular parameter verbose_logging.
184 Make port->modes indicate the modes that we are prepared to use,
185 rather than the modes that are available.
186
187 2001-10-07 Tim Waugh <twaugh@redhat.com>
188
189 * parport_pc.c (parport_pc_probe_port): Fix memory leak spotted by
190 Kipp Cannon.
191
192 2001-10-07 Tim Waugh <twaugh@redhat.com>
193
194 * parport_serial.c: Remove NetMos support, since it causes problems
195 for some people.
196
197 2001-08-30 Tim Waugh <twaugh@redhat.com>
198
199 * parport_serial.c (parport_serial_pci_probe): Clean-up on partial
200 registration failure.
201
202 2001-08-14 Tim Waugh <twaugh@redhat.com>
203
204 * parport_pc.c (parport_pc_init_superio): Allow for more than one
205 SuperIO device. Patch from Rich Lio (ITE).
206
207 2001-08-11 Tim Waugh <twaugh@redhat.com>
208
209 * parport_pc.c: Support for Titan Electronics cards.
210
211 2001-08-08 Tim Waugh <twaugh@redhat.com>
212
213 * share.c (parport_unregister_device): Remove device from wait list
214 too.
215
216 2001-06-20 Tim Waugh <twaugh@redhat.com>
217
218 * parport_pc.c: Make 'io_hi=0' work.
219
220 2001-05-31 Tim Waugh <twaugh@redhat.com>
221
222 * parport_serial.c: New file.
223
224 2001-06-05 Tim Waugh <twaugh@redhat.com>
225
226 * parport_pc.c (parport_pc_unregister_port): New exported function.
227 Do the opposite of parport_pc_probe_port.
228 (cleanup_module): Use it.
229
230 2001-05-22 Juan Quintela <quintela@mandrakesoft.com>
231
232 * parport_amiga.c: Set printk levels.
233 * parport_gsc.c: Likewise.
234 * parport_mfc3.c: Likewise.
235 * parport_pc.c: Likewise.
236 * parport_sunbpp.c: Likewise.
237 * probe.c: Likewise.
238 * share.c: Likewise.
239
240 2001-05-10 Fred Barnes <frmb2@ukc.ac.uk>
241
242 * parport_pc.c (parport_pc_epp_read_data): added support for
243 reading from a w91284pic peripheral, flag is PARPORT_W91284PIC.
244
245 2001-05-07 Fred Barnes <frmb2@ukc.ac.uk>
246
247 * parport_pc.c (parport_pc_epp_read_data,
248 parport_pc_epp_write_data, parport_pc_epp_read_addr,
249 parport_pc_epp_write_addr): support for fast reads/writes using
250 the PARPORT_EPP_FAST flag.
251
252 * ieee1284.c (parport_read, parport_write): added code to handle
253 software EPP mode (IEEE1284_MODE_EPPSWE). Added code to allow
254 BYTE mode reverse transfers (previously always went for NIBBLE
255 mode).
256
257 * ieee1284_ops.c (parport_ieee1284_epp_read_data,
258 parport_ieee1284_epp_write_data): fixed various polarity problems.
259 Also (theoretically) fixed address versions (.._addr), but no
260 hardware to test this on.
261
262 * parport_pc.h: added parport_dump_state() function for debugging.
263 Needs to have DEBUG_PARPORT to be defined for it to be included.
264
265 2001-05-03 Tim Waugh <twaugh@redhat.com>
266
267 * parport_pc.c: Fix the compile problem I introduce from the last
268 change.
269
270 2001-04-20 Paul Gortmaker <p_gortmaker@yahoo.com>
271
272 * parport_pc.c: Cut down the size quite a bit (more than 4k off
273 the object, about 1k off the zImage) for the older non-PCI
274 machines which are typically resource starved anyway...
275
276 2001-03-26 R Horn <rjh@world.std.com>
277
278 * parport_pc.c: Some commentary changes.
279
280 2001-04-19 Tim Waugh <twaugh@redhat.com>
281
282 * parport_pc.c (parport_pc_probe_port): Remove __devinit
283 attribute. Export unconditionally.
284
285 2001-04-14 Jeff Garzik <jgarzik@pobox.com>
286
287 Merged: 2001-03-30 Tim Waugh <twaugh@redhat.com>
288
289 * drivers/parport/parport_pc.c: Make Via SuperIO chipsets behave
290 like everything else with respect to irq= and dma= parameters.
291
292 2001-04-08 Tim Waugh <twaugh@redhat.com>
293
294 * parport_pc.c (parport_pc_save_state): Read from the soft copy of
295 the control port.
296 (parport_pc_restore_state): Update the soft copy of the control
297 port.
298
299 2001-03-26 Tim Waugh <twaugh@redhat.com>
300
301 * share.c (parport_find_number, parport_find_base): Trigger
302 a lowlevel driver load if there are no ports yet.
303
304 2001-03-26 Tim Waugh <twaugh@redhat.com>
305
306 * parport_pc.c (parport_ECP_supported): Remove the IRQ conflict
307 check since it seems totally unreliable.
308
309 2001-03-02 Tim Waugh <twaugh@redhat.com>
310
311 * ieee1284_ops.c (parport_ieee1284_read_nibble): Reset nAutoFd
312 on timeout. Matches 2.2.x behaviour.
313
314 2001-03-02 Andrew Morton <andrewm@uow.edu.au>
315
316 * parport_pc.c (registered_parport): New static variable.
317 (parport_pc_find_ports): Set it when we register PCI driver.
318 (init_module): Unregister PCI driver if necessary when we
319 fail.
320
321 2001-03-02 Tim Waugh <twaugh@redhat.com>
322
323 * ieee1284_ops.c (parport_ieee1284_write_compat): Don't use
324 down_trylock to reset the IRQ count. Don't even use sema_init,
325 because it's not even necessary to reset the count. I can't
326 remember why we ever did.
327
328 2001-01-04 Peter Osterlund <peter.osterlund@mailbox.swipnet.se>
329
330 * ieee1284.c (parport_negotiate): Fix missing printk argument.
331
332 2001-01-03 Paul Schleger <Paul.Schleger@t-online.de>
333
334 * probe.c (parse_data): Get rid of trailing blanks in values.
335 Needed for XEROX XJ8C printer.
336
337 2001-01-03 Tim Waugh <twaugh@redhat.com>
338
339 * parport_pc.c (parport_pc_probe_port): Say something when probes
340 are omitted.
341
342 2001-01-03 Tim Waugh <twaugh@redhat.com>
343
344 * parport_pc.c (sio_via_686a_probe): Correct dma=255 fix.
345
346 2000-11-21 Tim Waugh <twaugh@redhat.com>
347
348 * parport_pc.c (parport_pc_ecp_write_block_pio): Fix
349 reverse-to-forward logic. Spotted by Roland Kuck
350 <rci@cityweb.de>.
351
352 2000-09-16 Cesar Eduardo Barros <cesarb@nitnet.com.br>
353
354 * parport_pc.c (sio_via_686a_probe): Handle case
355 where hardware returns 255 for IRQ or DMA.
356
357 2000-07-20 Eddie C. Dost <ecd@skynet.be>
358
359 * share.c (attach_driver_chain): attach[i](port) needs to be
360 replaced by attach[count](port).
361
362 2000-07-20 Eddie C. Dost <ecd@skynet.be>
363
364 * daisy.c (add_dev): kmalloc args are in wrong order.
365
366 2000-07-12 Tim Waugh <twaugh@redhat.com>
367
368 * share.c: Documentation for parport_{get,port}_port,
369 parport_find_{number,base}.
370
371 2000-07-12 Tim Waugh <twaugh@redhat.com>
372
373 * share.c (parport_unregister_device): Remove unneeded locking
374 (test cad==dev).
375 (parport_claim): Likewise.
376 (parport_find_number): New function.
377
378 2000-07-12 Tim Waugh <twaugh@redhat.com>
379
380 * share.c (parport_register_port): Hold the parportlist_lock while
381 looking for a free parport number.
382 (parport_register_driver): Make sure that attach can block.
383 (attach_driver_chain): Likewise.
384
385 2000-07-12 Tim Waugh <twaugh@redhat.com>
386
387 * share.c (call_driver_chain): Do reference counting things.
388 (parport_get_port): New function.
389 (parport_put_port): New function.
390 (parport_register_port): Initialise reference count to zero.
391 (parport_unregister_port): Check reference count rather than
392 driver list to see if we can free the port.
393
394 2000-07-12 Tim Waugh <twaugh@redhat.com>
395
396 * share.c: Clarifications in doc comments.
397
398 2000-07-12 Tim Waugh <twaugh@redhat.com>
399
400 * share.c (parport_unregister_port): Fix typo in comment.
401
402 2000-07-11 Gunther Mayer <gunther.mayer@braunschweig.okersurf.de>
403
404 * parport_pc.c: Support for the full range of Timedia cards.
405
406 2000-07-08 Tim Waugh <twaugh@redhat.com>
407
408 * daisy.c: License block comments as part of parportbook.
409 * ieee1284.c: Likewise.
410 * share.c: Likewise.
411
412 2000-06-30 Petr Vandrovec <vandrove@vc.cvut.cz>
413
414 * procfs.c (do_hardware_modes): Generated string can be up to 34
415 chars long.
416
417 2000-06-20 Gunther Mayer <gunther.mayer@braunschweig.okersurf.de>
418
419 * parport_pc.c (parport_pc_compat_write_block_pio): Warn about
420 change_mode failures.
421 (parport_pc_ecp_write_block_pio): Likewise.
422 (parport_pc_ecp_read_block_pio): Likewise.
423
424 2000-06-20 Gunther Mayer <gunther.mayer@braunschweig.okersurf.de>
425
426 * parport_pc.c (parport_SPP_supported): Warn more about possibly
427 incorrect parameters.
428
429 2000-06-15 Tim Waugh <twaugh@redhat.com>
430
431 * parport_pc.c (parport_ECP_supported): Set PARPORT_MODE_COMPAT
432 for ECP ports, since they can all do hardware accelerated
433 compatibility mode (I assume).
434
435 2000-06-13 Tim Waugh <twaugh@redhat.com>
436
437 * parport_pc.c (cleanup_module): Remark about possible bugs.
438
439 2000-06-13 Tim Waugh <twaugh@redhat.com>
440
441 * procfs.c: Break 'hardware' out into separate files.
442
443 2000-05-28 Gunther Mayer <gunther.mayer@braunschweig.okersurf.de>
444
445 * Fix PCI ID printk for non-superio PCI cards.
446
447 2000-05-28 Tim Waugh <twaugh@redhat.com>
448
449 * share.c (call_driver_chain): Get the driverlist_lock.
450 (parport_register_device): Make sure that port->devices always
451 looks consistent.
452 (parport_register_driver): Ensure that parport drivers are given
453 parameters that are valid for the duration of the callback by
454 locking the portlist against changes.
455 (parport_unregister_driver): Likewise.
456 (parport_claim): Don't overwrite flags.
457
458 2000-05-28 Tim Waugh <twaugh@redhat.com>
459
460 * daisy.c (assign_addrs): Avoid double-probing daisy-chain devices
461 if the first probe succeeds.
462
463 2000-05-16 Tim Waugh <twaugh@redhat.com>
464
465 * share.c (parport_claim): Fix SMP race.
466
467 2000-05-15 Gunther Mayer <gunther.mayer@braunschweig.okersurf.de>
468
469 * parport_pc.c (parport_pc_compat_write_block_pio): Check for
470 timeouts.
471 (parport_pc_ecp_write_block_pio): Likewise.
472 (parport_pc_ecp_read_block_pio): Likewise.
473
474 2000-05-02 Gunther Mayer <gunther.mayer@braunschweig.okersurf.de>
475
476 * parport_pc.c: PCI SYBA patch and verbose PCI detection.
477
478 2000-05-02 Gunther Mayer <gunther.mayer@braunschweig.okersurf.de>
479
480 * parport_pc.c (decode_smsc): Fix SMSC 665/666 identification.
481
482 2000-04-28 Tim Waugh <twaugh@redhat.com>
483
484 * ieee1284.c: Short function descriptions can't be multiline.
485
486 * daisy.c: Short function descriptions can't be multiline.
487
488 2000-04-19 Tim Waugh <twaugh@redhat.com>
489
490 * parport_pc.c (parport_pc_fifo_write_block_dma): Make maxlen
491 calculation a bit clearer.
492
493 * ieee1284.c (parport_negotiate): Turn on data line drivers.
494
495 * ieee1284_ops.c (parport_ieee1284_read_byte): Turn off data line
496 drivers.
497 (parport_ieee1284_write_compat): Turn on data line drivers.
498
499 * daisy.c (assign_addrs): Turn on data line drivers.
500 (cpp_mux): Likewise.
501 (cpp_daisy): Likewise.
502
503 2000-04-04 Tim Waugh <twaugh@redhat.com>
504
505 * parport_pc.c: Add support for another PCI card.
506
507 2000-04-04 Tim Waugh <twaugh@redhat.com>
508
509 * daisy.c: Documentation in kernel-doc format.
510
511 * ieee1284.c: Likewise.
512
513 * share.c: Likewise.
514
515 2000-04-01 Tim Waugh <twaugh@redhat.com>
516
517 * share.c (parport_register_device): Need to hold the module
518 reference counts before sleeping.
519
520 2000-03-27 Tim Waugh <twaugh@redhat.com>
521
522 * parport_pc.c (parport_pc_ecp_read_block_pio): Correct operation
523 when peripheral is trying to send data when we stop listening.
524
525 2000-03-22 Tim Waugh <twaugh@redhat.com>
526
527 * init.c (parport_setup): Fix return value.
528
529 2000-03-21 Tim Waugh <twaugh@redhat.com>
530
531 * parport_pc.c (parport_pc_pci_probe): Fix return value; call
532 pci_enable_device.
533
534 2000-03-16 Tim Waugh <twaugh@redhat.com>
535
536 * parport_pc.c (parport_ECP_supported): This seems to trigger on
537 machines that don't have an IRQ conflict; toned down the warning
538 message accordingly.
539
540 2000-03-16 Gunther Mayer <gunther.mayer@braunschweig.netsurf.de>
541
542 * parport_pc.c (show_parconfig_smsc37c669): Fix typo.
543 (decode_winbond): More IDs.
544 (winbond_check): Protect against false positives.
545 (winbond_check2): Likewise.
546 (smsc_check): Likewise.
547
548 2000-03-15 Tim Waugh <twaugh@redhat.com>
549
550 * parport_pc.c (cleanup_module): Don't call pci_unregister_driver
551 if we didn't call pci_register_driver first.
552
553 2000-03-13 Tim Waugh <twaugh@redhat.com>
554
555 * parport_pc.c (parport_pc_init): Moved from asm/parport.h.
556
557 * Config.in: CONFIG_PARPORT_PC_SUPERIO: new option.
558
559 * parport_pc.c (show_parconfig_smsc37c669): Make __devinit.
560 (show_parconfig_winbond): Likewise.
561 (decode_winbond): Likewise.
562 (decode_smsc): Likewise.
563 (winbond_check): Likewise.
564 (winbond_check2): Likewise.
565 (smsc_check): Likewise.
566 (detect_and_report_winbond): Likewise.
567 (detect_and_report_smsc): Likewise.
568 (get_superio_dma): Likewise.
569 (get_superio_irq): Likewise.
570 (parport_pc_find_isa_ports): New function.
571 (parport_pc_find_ports): New function.
572 (init_module): Make superio a config option, not a parameter.
573
574 2000-03-10 Tim Waugh <twaugh@redhat.com>
575
576 * parport_pc.c (decode_winbond): Use correct 83877ATF chip ID.
577 (decode_winbond): Fix typo.
578
579 2000-03-09 Tim Waugh <twaugh@redhat.com>
580
581 * parport_pc.c: Integrate SuperIO PCI probe with normal PCI card
582 probe, so that the MODULE_DEVICE_TABLE is complete.
583