From: Kalle Valo <kvalo@codeaurora.org>
To: Felix Fietkau <nbd@nbd.name>
Cc: linux-wireless@vger.kernel.org, hurricos@gmail.com
Subject: Re: [PATCH] ath9k: fix transmitting to stations in dynamic SMPS mode
Date: Mon, 15 Feb 2021 06:54:25 +0200 [thread overview]
Message-ID: <8735xyrkvy.fsf@codeaurora.org> (raw)
In-Reply-To: <20210214184911.96702-1-nbd@nbd.name> (Felix Fietkau's message of "Sun, 14 Feb 2021 19:49:11 +0100")
Felix Fietkau <nbd@nbd.name> writes:
> When transmitting to a receiver in dynamic SMPS mode, all transmissions that
> use multiple spatial streams need to be sent using CTS-to-self or RTS/CTS to
> give the receiver's extra chains some time to wake up.
> This fixes the tx rate getting stuck at <= MCS7 for some clients, especially
> Intel ones, which make aggressive use of SMPS.
>
> Cc: stable@vger.kernel.org
> Reported-by: Martin Kennedy <hurricos@gmail.com>
> Signed-off-by: Felix Fietkau <nbd@nbd.name>
No Fixes tag so I assume this is not a regression?
Should this go to v5.12 or -next? I guess that depends how much testing
this patch has got.
--
https://patchwork.kernel.org/project/linux-wireless/list/
https://wireless.wiki.kernel.org/en/developers/documentation/submittingpatches
next prev parent reply other threads:[~2021-02-15 5:01 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-02-14 18:49 [PATCH] ath9k: fix transmitting to stations in dynamic SMPS mode Felix Fietkau
2021-02-15 4:54 ` Kalle Valo [this message]
2021-02-15 7:20 ` Felix Fietkau
2021-02-15 9:12 ` Kalle Valo
2021-02-18 6:08 ` Kalle Valo
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