Subject: Re: [PATCH] ath10k: disable cpuidle during downloading firmware.

From: Kalle Valo <[email-masked]>
Date: Fri, 8 Nov 2019 08:54:11 +0000 (UTC)

Ikjoon Jang <[email-masked]> wrote:

> Downloading ath10k firmware needs a large number of IOs and
> cpuidle's miss predictions make it worse. In the worst case,
> resume time can be three times longer than the average on sdio.
> 
> This patch disables cpuidle during firmware downloading by
> applying PM_QOS_CPU_DMA_LATENCY in ath10k_download_fw().
> 
> Tested-on: QCA9880
> Tested-on: QCA6174 hw3.2 SDIO WLAN.RMH.4.4.1-00029
> 
> Signed-off-by: Ikjoon Jang <[email-masked]>
> Signed-off-by: Kalle Valo <[email-masked]>

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

3b58d6a599ba ath10k: disable cpuidle during downloading firmware

-- 
https://patchwork.kernel.org/patch/11222331/

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