APPLIED[F/Unstable]: [PATCH 0/7][SRU][Focal][Unstable] enable realtek ethernet device ASPM function

Seth Forshee seth.forshee at canonical.com
Sat Mar 21 00:49:09 UTC 2020


On Tue, Mar 10, 2020 at 09:48:29AM +0800, AceLan Kao wrote:
> BugLink: https://bugs.launchpad.net/bugs/1836030
> 
> [Impact]
> The PC state stays at PC3 if r8169 driver doesn't enable ASPM.
> 
> [Fix]
> Applied same series of patches from v5.5-rc1 and disable ASPM L1.1 only,
> instead of disable ASPM completely.
> 
> [Test]
> Verified on machines with realtek Ethernet device, the Ethernet works well
> after S3 test 30 times and the system can enter PC10.
> 
> [Regression Potential]
> Low, from realtek engineer, r8169 driver supports ASPM L0s and L1, and we
> only disable ASPM L1.1 which is pretty safe and should be disabled by
> default.

Applied to focal/master-next and unstable/master. Please do try to get
the sauce patch upstream. Thanks!



More information about the kernel-team mailing list