Re: [PATCH v2 07/12] arm64: dts: qcom: sc8280xp-x13s: limit pcie4 link speed

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



On 23.02.2024 16:21, Johan Hovold wrote:
> Limit the WiFi PCIe link speed to Gen2 speed (500 MB/s), which is the
> speed that the boot firmware has brought up the link at (and that
> Windows uses).
> 
> This is specifically needed to avoid a large amount of link errors when
> restarting the link during boot (but which are currently not reported).
> 
> This also appears to fix intermittent failures to download the ath11k
> firmware during boot which can be seen when there is a longer delay
> between restarting the link and loading the WiFi driver (e.g. when using
> full disk encryption).
> 
> Fixes: 123b30a75623 ("arm64: dts: qcom: sc8280xp-x13s: enable WiFi controller")
> Cc: stable@xxxxxxxxxxxxxxx      # 6.2
> Signed-off-by: Johan Hovold <johan+linaro@xxxxxxxxxx>
> ---

Reviewed-by: Konrad Dybcio <konrad.dybcio@xxxxxxxxxx>

Konrad




[Index of Archives]     [DMA Engine]     [Linux Coverity]     [Linux USB]     [Video for Linux]     [Linux Audio Users]     [Yosemite News]     [Linux Kernel]     [Linux SCSI]     [Greybus]

  Powered by Linux