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SubjectRe: [PATCH v4] wcn36xx: Implement tx_rate reporting
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Edmond Gagnon <egagnon@squareup.com> wrote:

> Currently, the driver reports a tx_rate of 6.0 MBit/s no matter the true
> rate:
>
> root@linaro-developer:~# iw wlan0 link
> Connected to 6c:f3:7f:eb:9b:92 (on wlan0)
> SSID: SQ-DEVICETEST
> freq: 5200
> RX: 4141 bytes (32 packets)
> TX: 2082 bytes (15 packets)
> signal: -77 dBm
> rx bitrate: 135.0 MBit/s MCS 6 40MHz short GI
> tx bitrate: 6.0 MBit/s
>
> bss flags: short-slot-time
> dtim period: 1
> beacon int: 100
>
> This patch requests HAL_GLOBAL_CLASS_A_STATS_INFO via a hal_get_stats
> firmware message and reports it via ieee80211_ops::sta_statistics.
>
> root@linaro-developer:~# iw wlan0 link
> Connected to 6c:f3:7f:eb:73:b2 (on wlan0)
> SSID: SQ-DEVICETEST
> freq: 5700
> RX: 26788094 bytes (19859 packets)
> TX: 1101376 bytes (12119 packets)
> signal: -75 dBm
> rx bitrate: 135.0 MBit/s MCS 6 40MHz short GI
> tx bitrate: 108.0 MBit/s VHT-MCS 5 40MHz VHT-NSS 1
>
> bss flags: short-slot-time
> dtim period: 1
> beacon int: 100
>
> Tested on MSM8939 with WCN3680B running firmware CNSS-PR-2-0-1-2-c1-00083,
> and verified by sniffing frames over the air with Wireshark to ensure the
> MCS indices match.
>
> Signed-off-by: Edmond Gagnon <egagnon@squareup.com>
> Reviewed-by: Benjamin Li <benl@squareup.com>
> Signed-off-by: Kalle Valo <quic_kvalo@quicinc.com>

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

1216c4d30723 wcn36xx: Implement tx_rate reporting

--
https://patchwork.kernel.org/project/linux-wireless/patch/20220325224212.159690-1-egagnon@squareup.com/

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

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