[Intel-wired-lan] [PATCH 1/1] e1000e: Disable s0ix flow for X1 Carbon 7th
Kai-Heng Feng
kai.heng.feng at canonical.com
Tue Apr 21 04:50:12 UTC 2020
Hi,
> On Apr 21, 2020, at 04:27, Brown, Aaron F <aaron.f.brown at intel.com> wrote:
>
>> From: Intel-wired-lan <intel-wired-lan-bounces at osuosl.org> On Behalf Of Kai-
>> Heng Feng
>> Sent: Wednesday, March 18, 2020 10:26 PM
>> To: Kirsher, Jeffrey T <jeffrey.t.kirsher at intel.com>
>> Cc: open list:NETWORKING DRIVERS <netdev at vger.kernel.org>; Kai-Heng Feng
>> <kai.heng.feng at canonical.com>; moderated list:INTEL ETHERNET DRIVERS
>> <intel-wired-lan at lists.osuosl.org>; David S. Miller <davem at davemloft.net>;
>> open list <linux-kernel at vger.kernel.org>
>> Subject: [Intel-wired-lan] [PATCH 1/1] e1000e: Disable s0ix flow for X1 Carbon
>> 7th
>>
>> The s0ix flow makes X1 Carbon 7th can only run S2Idle for only once.
>>
>> Temporarily disable it until Intel found a solution.
>>
>> Link: https://lists.osuosl.org/pipermail/intel-wired-lan/Week-of-Mon-
>> 20200316/019222.html
>> BugLink: https://bugs.launchpad.net/bugs/1865570
>> Signed-off-by: Kai-Heng Feng <kai.heng.feng at canonical.com>
>> ---
>> drivers/net/ethernet/intel/e1000e/netdev.c | 16 ++++++++++++++--
>> 1 file changed, 14 insertions(+), 2 deletions(-)
>
> I do not have access to the "X1 Carbon 7th" this patch targets, but from a regression perspective against a number of other e1000e based parts:
This patch can be superseded by "e1000e: bump up timeout to wait when ME un-configure ULP mode".
So it's better to drop this patch in favor of a more generic solution.
Kai-Heng
> Tested-by: Aaron Brown <aaron.f.brown at intel.com>
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