[PATCH][xenial] ACPI / blacklist: fix Dell Precision 5520 & 3520 freeze
Luis Henriques
luis.henriques at canonical.com
Thu Dec 15 10:13:01 UTC 2016
Hi Alex,
Could you please resend this? It needs to be rebased against xenial
master-next branch, probably due to a recent patch sent by AceLan Kao.
Cheers,
--
Luís
On Wed, Dec 14, 2016 at 04:16:34PM -0800, Alex Hung wrote:
> Impact:
> Dell Precision 5520 & 3520 freeze when bbswitch tries to turn off dGPU
> (i.e. in iGPU mode)
>
> Fix:
> The patch adds Precision 5520 & 3520 to ACPI REV quirk (i.e. _REV=5) so BIOS
> can workaround it
>
> The patches are included in upstream and are cherry-picked from Linus's repo.
>
> BugLink: http://bugs.launchpad.net/bugs/1650054
>
> Alex Hung (1):
> ACPI / blacklist: add _REV quirks for Dell Precision 5520 and 3520
>
> drivers/acpi/blacklist.c | 16 ++++++++++++++++
> 1 file changed, 16 insertions(+)
>
> --
> 2.9.3
>
>
> --
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