Messages in this thread | | | Date | Fri, 02 Mar 2007 12:35:14 -0800 (PST) | Subject | Re: 2.6.21-rc2 radeon backlight | From | David Miller <> |
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From: Andrew Morton <akpm@linux-foundation.org> Date: Fri, 2 Mar 2007 12:29:20 -0800
> On Fri, 02 Mar 2007 09:24:03 -0800 > Alex Romosan <romosan@sycorax.lbl.gov> wrote: > > > Andrew Morton <akpm@linux-foundation.org> writes: > > > > > On Wed, 28 Feb 2007 08:32:43 -0800 > > > Alex Romosan <romosan@sycorax.lbl.gov> wrote: > > > > > >> the backlight on my thinkpad still (2.6.20 worked fine) doesn't come > > >> on if i have the radeon backlight enabled. without it, i guess it's > > >> the ibm acpi modules that controls the backlight and it seems to work > > >> fine. > > >> > > > > > > Unclear. Are you saying that the backlight comes on OK if you use > > > the IBM acpi module? > > > > yes, if i disable the radeon backlight and use the ibm acpi module, > > than the backlight works. if i enable the radeon backlight, the screen > > stays dark and i can't turn it on (i tried using radeontool to control > > it but nothing happened). > > Richard, is this actually a bug, or is it a config error or something like that? > > And should we track it as a post-2.6.20 regression?
Why don't we compromise for 2.6.21 by marking the Radeon backlight stuff EXPERIMENTAL until the cases where IBM ACPI works and the Radeon backlight stuff does not are worked out? - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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