Messages in this thread | | | Date | Tue, 13 Mar 2012 13:34:59 +0000 | From | Matthew Garrett <> | Subject | Re: [PATCH] Added backlight driver for Acer Aspire 4736 |
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On Tue, Mar 13, 2012 at 06:56:16PM +0530, Pradeep Subrahmanion wrote: > I tried giving acpi_backlight = vendor . In that case hot key for > brightness control is working. But i think , it is not calculating the > correct value for brightness because increasing brightness after maximum > level gives blank screen .
Which backlight device appears then?
> By ' ACPI interface' , I mean 'acpi_video0' inside the > /sys/class/backlight. I havn't tried the /sys/class/backlight interface > directly . I will try that also.
So writing values into /sys/class/backlight/acpi_video0/brightness does nothing?
-- Matthew Garrett | mjg59@srcf.ucam.org
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