[PATCH][xenial] ACPI / blacklist: fix Dell Precision 5520 & 3520 freeze
Alex Hung
alex.hung at canonical.com
Thu Dec 15 00:16:34 UTC 2016
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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