ACK: [SRU] [J] [PATCH 0/1] Fix sub-optimal I210 network speed Edit
tim.gardner at canonical.com
Thu Aug 4 12:44:24 UTC 2022
On 8/3/22 08:40, Kai-Heng Feng wrote:
> BugLink: https://bugs.launchpad.net/bugs/1976438
> I210 may not reach maximum speed on Intel Alder Lake platforms.
> Following the datasheet to ensure I210 is not in idle state when CPU is
> using PCIe link to perform TX.
> 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
> Kai-Heng Feng (1):
> 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(-)
Acked-by: Tim Gardner <tim.gardner at canonical.com>
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