[PATCH v4] wifi: ath10k: Store WLAN firmware version in SMEM image table

Kalle Valo kvalo at kernel.org
Fri Nov 25 03:12:28 PST 2022


Youghandhar Chintala <quic_youghand at quicinc.com> wrote:

> In a SoC based solution, it would be useful to know the versions of the
> various binary firmware blobs the system is running on. On a QCOM based
> SoC, this info can be obtained from socinfo debugfs infrastructure. For
> this to work, respective subsystem drivers have to export the firmware
> version information to an SMEM based version information table.
> 
> Having firmware version information at one place will help quickly
> figure out the firmware versions of various subsystems on the device
> instead of going through builds/logs in an event of a system crash.
> 
> Fill WLAN firmware version information in SMEM version table to be
> printed as part of socinfo debugfs infrastructure on a Qualcomm based
> SoC.
> 
> This change is applicable only for SNOC/QMI based targets.
> 
> Example:
> cat /sys/kernel/debug/qcom_socinfo/cnss/name
> QC_IMAGE_VERSION_STRING=WLAN.HL.3.2.2.c10-00754-QCAHLSWMTPL-1
> 
> Tested-on: WCN3990 hw1.0 SNOC WLAN.HL.3.2.2.c10-00754-QCAHLSWMTPL-1
> 
> Signed-off-by: Youghandhar Chintala <quic_youghand at quicinc.com>
> Signed-off-by: Kalle Valo <quic_kvalo at quicinc.com>

Patch applied to ath-next branch of ath.git, thanks.

4d79f6f34bbb wifi: ath10k: Store WLAN firmware version in SMEM image table

-- 
https://patchwork.kernel.org/project/linux-wireless/patch/20221117180534.2267-1-quic_youghand@quicinc.com/

https://wireless.wiki.kernel.org/en/developers/documentation/submittingpatches




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