http://bugzilla.kernel.org/show_bug.cgi?id=13671
--- Comment #32 from Len Brown 2010-01-16 04:12:02 ---
re: comment 14
28c32e99bdf5ab838e7179c1aaca5a35a07f2a2b
Author: Zhang Rui
ACPI video: no warning message if "acpi_backlight=vendor" is used
shipped in 2.6.33-rc3
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--- Comment #31 from L
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--- Comment #30 from Corentin CHARY 2009-12-09
07:39:31 ---
I already sent a patch do disable the light sens when the module load, and also
set the sensitivity level to 5 (which should be ok, it was 0 before).
I think it's ok to restore the
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--- Comment #29 from Zhang Rui 2009-12-09 07:22:09 ---
hah, seems we can workaround this in asus-laptop driver.
say save the light sensor state in .suspend and restore the state in .resume.
Corentin,
what do you think?
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--- Comment #27 from Michael Franzl 2009-12-07 15:58:57
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(In reply to comment #25)
> I forgot to document the light sens thing in
> Documentation/ABI/testing/sysfs-platform-asus-laptop :/
> You can use ls_switch and ls_level to control the
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--- Comment #26 from Michael Franzl 2009-12-07 15:40:54
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(In reply to comment #24)
> so could you please check your BIOS and see if there is any option that refers
> disabling the ambient light sensor?
there is no setting in the BIOS.
>
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--- Comment #25 from Corentin CHARY 2009-12-04
07:53:10 ---
I forgot to document the light sens thing in
Documentation/ABI/testing/sysfs-platform-asus-laptop :/
You can use ls_switch and ls_level to control the light sensor under
/sys/devices
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--- Comment #24 from
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--- Comment #23 from Michael Franzl 2009-09-04 06:01:49
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64 bytes from 81.189.88.179: icmp_seq=2 ttl=147 time=15 days
What stands ALS for?
I compiled one kernel as you suggested WITHOUT CONFIG_ASUS_LAPTOP and WITHOUT
CONFIG_ASUS_ACPI and
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--- Comment #22 from Zhang Rui 2009-09-03 06:41:56 ---
ping Michael...
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--- Comment #21 from Zhang Rui 2009-08-17 05:57:37 ---
If you do not load asus-laptop driver, the ALS won't work, right?
Now we need to make clear why ACPI backlight control not work after S3, not the
asus-laptop backlight control, so I sugges
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--- Comment #20 from Michael Franzl 2009-08-13 09:39:31
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I just noticed that the backlight brightness changes after sleepstates even
without pressing the brightness buttons. It correlates with the ambient light.
And because of this I disco
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--- Comment #19 from Zhang Rui 2009-08-11 09:05:03 ---
what about clear both CONFIG_ASUS_LAPTOP and CONFIG_ASUS_ACPI and boot WITHOUT
acpi_backlight=vendor.
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--- Comment #18 from Michael Franzl 2009-07-13 10:13:52
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> please apply this customized DSDT.
> set CONFIG_ACPI_DEBUG and rebuild your kernel,
> boot with log_buf_len=1M acpi.debug_level=0x07, acpi.debug_layer=0x
> and then do the
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--- Comment #17 from Michael Franzl 2009-07-13 10:05:59
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Created an attachment (id=22331)
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dmesg after DSDT customization and after sleepstate
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--- Comment #16 from Michael Franzl 2009-07-13 09:55:40
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Created an attachment (id=22330)
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dmesg after DSDT customization
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--- Comment #15 from Zhang Rui 2009-07-13 07:20:28 ---
Created an attachment (id=22329)
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customized DSDT
please apply this customized DSDT.
set CONFIG_ACPI_DEBUG and rebuild your kernel
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--- Comment #14 from Michael Franzl 2009-07-10 10:49:56
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> please clear CONFIG_ACPI_ASUS to see the CONFIG_ASUS_LAPTOP option.
OK, works.
> does the hotkey work AFTER you set CONFIG_ASUS_LAPTOP and boot with
> "acpi_backlight=vendor"?
A
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--- Comment #13 from Zhang Rui 2009-07-10 01:03:06 ---
(In reply to comment #12)
> > please do the following test:
> > 1. set CONFIG_ASUS_LAPTOP and rebuild your kernel
>
> CONFIG_ASUS_LAPTOP was not there in the configuration of linux-2.6.30
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--- Comment #12 from Michael Franzl 2009-07-09 11:10:32
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> you don't have "/proc/acpi/event" file?
> that's bad, please make sure both CONFIG_ACPI_PROCFS and
> CONFIG_ACPI_PROC_EVENT
> are set in your kernel config file.
It was marked as
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Michael Franzl changed:
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--- Comment #10 from Michael Franzl 2009-07-09 10:57:36
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Created an attachment (id=22291)
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proc_event
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Zhang Rui changed:
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--- Comment #7 from Michael Franzl 2009-07-08 16:11:46
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>a. kill the process using the /proc/acpi/event
I'm not sure which process you mean. "event" is missing in my "/proc/acpi"
>b. grep -R . /sys/firmware/acpi/interrupts/* > in
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--- Comment #6 from Michael Franzl 2009-07-08 16:09:19
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Created an attachment (id=22262)
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Interrupts after pressing [Fn]+[brightness down]
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--- Comment #5 from Michael Franzl 2009-07-08 16:08:52
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Created an attachment (id=22261)
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Interrupts before pressing [Fn]+[brightness down]
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--- Comment #4 from Michael Franzl 2009-07-08 16:03:42
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Created an attachment (id=22260)
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Output of dmesg
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--- Comment #3 from Michael Franzl 2009-07-08 16:02:11
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Created an attachment (id=22259)
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Output of lspci -vxxx
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--- Comment #2 from Michael Franzl 2009-07-08 16:00:55
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Created an attachment (id=22258)
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Output of acpidump
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ykzhao changed:
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