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

Konrad Dybcio
2024-02-23T21:25:52Z

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@vger.kernel.org # 6.2
> Signed-off-by: Johan Hovold <johan+linaro@kernel.org>
> ---

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

Konrad