APPLIED [OEM-5.14/OEM-5.17] Re: [SRU] [J/Unstable/OEM-5.14/OEM-5.17] [PATCH 0/1] Fix sub-optimal I210 network speed

[Timo Aaltonen]

Kai-Heng Feng kirjoitti 1.6.2022 klo 5.28:
> BugLink: https://bugs.launchpad.net/bugs/1976438
> 
> [Impact]
> I210 may not reach maximum speed on Intel Alder Lake platforms.
> 
> [Fix]
> Following the datasheet to ensure I210 is not in idle state when CPU is
> using PCIe link to perform TX.
> 
> [Test]
> With the fix applied, the I210 TX/RX speed can reach ~94x MBps.
> 
> [Where problems could occur]
> Since this changes how hardware idles, it can slightly increase power
> consumption.
> 
> Kai-Heng Feng (1):
>    UBUNTU: SAUCE: igb: Make DMA faster when CPU is active on the PCIe link
> 
>   drivers/net/ethernet/intel/igb/igb_main.c | 12 +++++-------
>   1 file changed, 5 insertions(+), 7 deletions(-)
> 

applied to oem-kernels, thanks


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