netdev - Re: rtl8xxxu: disable interrupt_in transfer for 8188cu and 8192cu

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Message-Id: <20210821181707.29347C43616@smtp.codeaurora.org>
Date:   Sat, 21 Aug 2021 18:17:07 +0000 (UTC)
From:   Kalle Valo <kvalo@...eaurora.org>
To:     chris.chiu@...onical.com
Cc:     Jes.Sorensen@...il.com, davem@...emloft.net, kuba@...nel.org,
        code@...o-schneider.ch, linux-wireless@...r.kernel.org,
        netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
        Chris Chiu <chris.chiu@...onical.com>
Subject: Re: rtl8xxxu: disable interrupt_in transfer for 8188cu and 8192cu

chris.chiu@...onical.com wrote:

> From: Chris Chiu <chris.chiu@...onical.com>
> 
> There will be crazy numbers of interrupts triggered by 8188cu and
> 8192cu module, around 8000~10000 interrupts per second, on the usb
> host controller. Compare with the vendor driver source code, it's
> mapping to the configuration CONFIG_USB_INTERRUPT_IN_PIPE and it is
> disabled by default.
> 
> Since the interrupt transfer is neither used for TX/RX nor H2C
> commands. Disable it to avoid the excessive amount of interrupts
> for the 8188cu and 8192cu module which I only have for verification.
> 
> Signed-off-by: Chris Chiu <chris.chiu@...onical.com>
> Tested-by: reto.schneider@...qvarnagroup.com
> Acked-by: Jes Sorensen <Jes.Sorensen@...il.com>

Patch applied to wireless-drivers-next.git, thanks.

f62cdab7f5db rtl8xxxu: disable interrupt_in transfer for 8188cu and 8192cu

-- 
https://patchwork.kernel.org/project/linux-wireless/patch/20210701163354.118403-1-chris.chiu@canonical.com/

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