APPLIED Re: [SRU] [OEM-5.10] [PATCH 0/2] Replace AMD C-state quirk with upstream version

Timo Aaltonen tjaalton at ubuntu.com
Thu Jun 3 07:09:08 UTC 2021


On 24.5.2021 9.33, Kai-Heng Feng wrote:
> BugLink: https://bugs.launchpad.net/bugs/1928694
> 
> [Impact]
> Current AMD C-state quirk is hardcoded, replace it with a better
> upstream version.
> 
> [Fix]
> Sort the C-state latency value to ensure deeper C-state always has
> larger value.
> 
> [Test]
> Suspend the laptop. S2idle still works with the new patch.
> 
> [Where problems could occur]
> This is specific to AMD s0ix platforms. The new fix is effectively the
> same as the old one, so there's no actual behavioral change.
> 
> Kai-Heng Feng (1):
>    Revert "UBUNTU: SAUCE: ACPI / idle: override and update c-state
>      latency when not conformance with s0ix"
> 
> Mario Limonciello (1):
>    ACPI: processor idle: Fix up C-state latency if not ordered
> 
>   drivers/acpi/processor_idle.c | 47 ++++++++++++++++++++++++++---------
>   1 file changed, 35 insertions(+), 12 deletions(-)
> 


-- 
t



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