On Wed, Nov 17, 2010 at 03:30:06PM +0900, Norbert Preining wrote:
quoted text
> Hi Mattia, hi Dmitry,
> 
> On Fr, 12 Nov 2010, Mattia Dongili wrote:
> > backlight (actually Fn+F[56]) is one of those keys the needs remapping
> > these days, i.e. if xev doesn't get any event in X then you may need
> > something like:
> 
> Ok, I have now done the fllowing:
> - recompiled a input-kbd binary with a relaxed version check
> 	-	if (EV_VERSION != version) {
> 	+	if (EV_VERSION > version) {
>   in input.c, line 104 of input-utils.
> 
> - created a vaio-kbd from the output of input-kbd and changed the
>   keys that hat keycode 470 and 471 (those shown in evtest 8)
>   to key_brightness:
> 
> $ diff -u <(./input-kbd 8) vaio-kbd
> --- /dev/fd/63	2010-11-17 15:24:32.023696588 +0900
> +++ vaio-kbd	2010-11-17 15:24:02.000000000 +0900
> @@ -13,8 +13,8 @@
>  0x0006 = 467  # KEY_FN_F2
>  0x0007 = 468  # KEY_FN_F3
>  0x0008 = 469  # KEY_FN_F4
> -0x0009 = 470  # KEY_FN_F5
> -0x000a = 471  # KEY_FN_F6
> +0x0009 = 224  # KEY_BRIGHTNESSDOWN
> +0x000a = 225  # KEY_BRIGHTNESSUP
>  0x000b = 472  # KEY_FN_F7
>  0x000c = 473  # KEY_FN_F8
>  0x000d = 474  # KEY_FN_F9
> $
> 
> remember:
> evtest /dev/input/event8 reports code 470 and code 471 for the respective
> Fn-F5 and Fn-F6 combinations.
> 
> > output to a file, edit it to change the keys you need remapped and run
> > `input-kbd -f <file> <devNo>`.
> 
> Then I run
> 	$ ./input-kbd -f vaio-kbd 8
> 	/dev/input/event8
> 	map: 44 keys, size: 59/64
> 	parse error: /dev/input/event8

"Parse error" suggests issue with teh keymap file.

quoted text
> 	$
> with the effect that still brigthness is not working.
> 
> If someone can explain what is wrong here and how to get this fixed
> that would be nice, because up to now on the sony-vaio mailing list
> I heard many complains about disappearing brightness, I hope we can
> fix that.
> 

I did compile input-utils from sid and after fixing up the version issue
I can change mappings on my AT keyboard. Could you try doing the same -
maybe the issue is with the sony-laptop driver (rather its irectaion
with the large scancode support) as well as with input-kbd utility.

Thanks.

-- 
Dmitry
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