[PATCH v3 2/3] wifi: ath10k: do not always wait for MSA_READY indicator

Jeff Johnson quic_jjohnson at quicinc.com
Tue Apr 30 07:39:57 PDT 2024


On 4/29/2024 7:06 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.
> 
> 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.
> 
> fw_version 0x100204b2
> fw_build_timestamp 2019-09-04 03:01
> fw_build_id QC_IMAGE_VERSION_STRING=WLAN.HL.1.0-01202-QCAHLSWMTPLZ-1.221523.2
> 
> 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.
> 
> Signed-off-by: Pierre-Hugues Husson <phhusson at freebox.fr>
> Signed-off-by: Marc Gonzalez <mgonzalez at freebox.fr>
> ---
with SOB cleaned up:
Acked-by: Jeff Johnson <quic_jjohnson at quicinc.com>




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