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Date: Mon, 14 Jun 2010 19:19:16 +0300 From: Ozan Çağlayan <ozan@...dus.org.tr> To: Matthew Garrett <mjg59@...f.ucam.org> CC: linux-kernel@...r.kernel.org, linux-acpi@...r.kernel.org Subject: Re: [PATCH] ACPI: video: DMI workaround broken Acer 5710 BIOS enabling display brightness Matthew Garrett wrote: > On Mon, Jun 14, 2010 at 10:17:44AM +0300, Ozan Çağlayan wrote: >> Acer Aspire 5710 suffers from a similar ACPI problem reported at: >> http://bugzilla.kernel.org/show_bug.cgi?id=13121 > > Bleah. Is this really necessary? If we set maximum brightness and then > read back something other than maximum brightness, then that gives us > the offset. By *this* do you mean the specific quirk that I sent or the whole offset workaround suggested and upstreamed in the bug report? Actually I sync'ed the video driver from linux-2.6 on top of 2.6.31.13 and applied this patch. The user reported that it fixed the issue but it is possible that this quirk is NOOP and the bug is already fixed with what I've backported. I'll let him try without the patch, and report back. Thanks, Regards. -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.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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