From: Kevin Hilman <khilman@deeprootsystems.com>
To: Elvis Dowson <elvis.dowson@mac.com>
Cc: Linux OMAP Users <linux-omap@vger.kernel.org>
Subject: Re: Doesn't power management switch off the LCD's LED backlight?
Date: Tue, 19 May 2009 16:22:34 -0700 [thread overview]
Message-ID: <87ljos4r0l.fsf@deeprootsystems.com> (raw)
In-Reply-To: <094F3A5A-9980-4F07-9CB2-3A90EA54C9DE@mac.com> (Elvis Dowson's message of "Tue\, 19 May 2009 22\:52\:59 +0400")
Elvis Dowson <elvis.dowson@mac.com> writes:
> I just applied all the 191 pm patches successfully. I was just
> wondering, doesn't the pm patches turn off the LCD LED backlight? I
> have a samsung lcd touschreen, and although the screen turns dark when
> it goes to suspend mode, I can still see the LED backlight on from if
> I look at it at an angle.
As I've stated before, the PM branch currently focues on getting core
PM infrastructure in place. There are lots of drivers that do not
have proper PM support in place.
In this case, the screen blanking is a feature of the
framebuffer/display drivers and has yet to be implemented.
Kevin
parent reply other threads:[~2009-05-19 23:22 UTC|newest]
Thread overview: expand[flat|nested] mbox.gz Atom feed
[parent not found: <094F3A5A-9980-4F07-9CB2-3A90EA54C9DE@mac.com>]
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