Re: [PATCH v3 3/3] arm64: dts: qcom: msm8998: set qcom,no-msa-ready-indicator for wifi

[Jeff Johnson]

On 4/29/2024 7:07 AM, Marc Gonzalez wrote:
> The ath10k driver waits for an "MSA_READY" indicator
> to complete initialization. If the indicator is not
> received, then the device remains unusable.
> 
> cf. ath10k_qmi_driver_event_work()
> 
> Several msm8998-based devices are affected by this issue.
> Oddly, it seems safe to NOT wait for the indicator, and
> proceed immediately when QMI_EVENT_SERVER_ARRIVE.
> 
> Jeff Johnson wrote:
> 
>   The feedback I received was "it might be ok to change all ath10k qmi
>   to skip waiting for msa_ready", and it was pointed out that ath11k
>   (and ath12k) do not wait for it.
> 
>   However with so many deployed devices, "might be ok" isn't a strong
>   argument for changing the default behavior.
> 
> cf. also
> https://wiki.postmarketos.org/wiki/Qualcomm_Snapdragon_835_(MSM8998)#WLAN
> 
> Signed-off-by: Marc Gonzalez <mgonza...@freebox.fr>
Acked-by: Jeff Johnson <quic_jjohn...@quicinc.com>