http://bugzilla.kernel.org/show_bug.cgi?id=15575
Summary: Netbook Philco PHN 10108 doesn't supported by kernel
to change LCD brightness level
Product: ACPI
Version: 2.5
Kernel Version: 2.6.34-rc1-git6
Platform: All
OS/Version: Linux
Tree: Mainline
Status: NEW
Severity: normal
Priority: P1
Component: Power-Video
AssignedTo: [email protected]
ReportedBy: [email protected]
Regression: No
Hi developers,
When can't change the LCD brightness in my netboot. It works fine in native
netbook's SO (Windows 7 Home Starter).
Some informations:
cygnus:~# cat /proc/acpi/video/IGD/LCD/brightness
<not supported>
cygnus:~# ls -l /sys/class/backlight/
total 0
cygnus:~# uname -a
Linux cygnus 2.6.34-rc1-git6 #1 SMP Thu Mar 18 13:46:34 BRT 2010 i686 GNU/Linux
cygnus:~# cat /etc/debian_version
squeeze/sid
cygnus:~# lsmod |grep video
uvcvideo 44183 0
videodev 26658 1 uvcvideo
v4l1_compat 10354 2 uvcvideo,videodev
i2c_core 12406 6
i915,drm_kms_helper,drm,i2c_algo_bit,videodev,i2c_i801
video 14805 1 i915
output 1196 1 video
usbcore 99096 5 uvcvideo,usb_storage,uhci_hcd,ehci_hcd
thermal_sys 9522 4 processor,video,thermal,fan
cygnus:~# hwinfo --monitor
26: None 00.0: 10002 LCD Monitor
[Created at monitor.95]
Unique ID: rdCR.98oPz6MbmnE
Hardware Class: monitor
Model: "CPT LCD Monitor"
Vendor: CPT "CPT"
Device: eisa 0x04c4
Resolution: 1024x...@60hz
Size: 222x130 mm
Detailed Timings #0:
Resolution: 1024x600
Horizontal: 1024 1072 1104 1200 (+48 +80 +176) -hsync
Vertical: 600 603 609 625 (+3 +9 +25) -vsync
Frequencies: 45.00 MHz, 37.50 kHz, 60.00 Hz
Config Status: cfg=new, avail=yes, need=no, active=unknown
Other informations are attached.
Thanks in advance.
Regards,
Eriberto - Brazil
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