Re: [PATCH] Revert "ACPI / video: Add HP EliteBook Revolve 810 to the blacklist"

[Mika Westerberg]

On Mon, Feb 17, 2014 at 01:52:46PM +0800, Aaron Lu wrote:
> On 02/15/2014 06:21 AM, Rafael J. Wysocki wrote:
> > On Friday, February 14, 2014 05:26:01 PM Mika Westerberg wrote:
> >> On Fri, Feb 14, 2014 at 03:46:20PM +0100, Takashi Iwai wrote:
> >>> The acpi_osi blacklist is just a workaround, and if we have better
> >>> solutions, it should be removed.  That's why I'm asking it.
> >>>
> >>> So, after removing acpi_osi blacklist, and keeping your video
> >>> blacklist patch, the backlight works?
> >>
> >> Yes, the backlight works (there is only intel_backlight listed under
> >> /sys/class/backlight).
> >>
> >>> If yes, as mentioned, we should think of rather extending this video
> >>> blacklist to more EliteBook G1 and ProBook G1 machines, and remove
> >>> acpi_osi blacklist instead.
> >>
> >> Makes sense to me. (Well, I'm fine as long as backlight on my machine works
> >> ;-))
> >>
> >> Aaron, Rafael, any comments on this?
> > 
> > I generally agree with Takashi, but I'm not sure what to do for 3.14.
> 
> I can re-base the previously sent patch titled:
> [PATCH] ACPI / video: Add systems that should favor native backlight interface
> And put Mika's system into the DMI table that will use native backlight
> interface in video module and remove it from video_detect's DMI table at
> the same time. Does this sound OK?

You also need to remove it from the acpi_osi blacklist.

Anyway, that sounds good to me. Not sure if that's suitable for 3.14,
though.
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