[PATCH v2] ath10k: fix max antenna gain unit

Kalle Valo kvalo at codeaurora.org
Tue Oct 12 22:48:58 PDT 2021


Sven Eckelmann <sven at narfation.org> wrote:

> Most of the txpower for the ath10k firmware is stored as twicepower (0.5 dB
> steps). This isn't the case for max_antenna_gain - which is still expected
> by the firmware as dB.
> 
> The firmware is converting it from dB to the internal (twicepower)
> representation when it calculates the limits of a channel. This can be seen
> in tpc_stats when configuring "12" as max_antenna_gain. Instead of the
> expected 12 (6 dB), the tpc_stats shows 24 (12 dB).
> 
> Tested on QCA9888 and IPQ4019 with firmware 10.4-3.5.3-00057.
> 
> Fixes: 02256930d9b8 ("ath10k: use proper tx power unit")
> Signed-off-by: Sven Eckelmann <seckelmann at datto.com>
> Signed-off-by: Kalle Valo <kvalo at codeaurora.org>

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

0a491167fe0c ath10k: fix max antenna gain unit

-- 
https://patchwork.kernel.org/project/linux-wireless/patch/20190611172131.6064-1-sven@narfation.org/

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




More information about the ath10k mailing list