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From: Arend van Spriel <arend.vanspriel@broadcom.com>
To: Alexander Fischer <alexander@fischermail.me>,
	linux-wireless@vger.kernel.org
Cc: brcm80211@lists.linux.dev, brcm80211-dev-list.pdl@broadcom.com,
	linux-kernel@vger.kernel.org, Andre Eikmeyer <dev@deq.rocks>
Subject: Re: [PATCH wireless-next] wifi: brcmfmac: allow opting into PM_MAX power management
Date: Sun, 16 Aug 2026 11:27:23 +0200	[thread overview]
Message-ID: <999f6e0e-8706-479e-a861-be83fb022a62@broadcom.com> (raw)
In-Reply-To: <20260814205115.799977-1-alexander@fischermail.me>

On 14/08/2026 22:51, Alexander Fischer wrote:
> Hello,
> 
> I would like to withdraw this patch.
> 
> Further testing on BCM4364 showed intermittent latency spikes of about
> 50-250 ms with PM_MAX. The connection can work normally for extended
> periods, but the issue is reproducible and disappears after switching
> back to PM_FAST. This invalidates my earlier statement that I had
> observed no latency regression.

At least thanks for testing.
> Given this trade-off, I no longer think exposing PM_MAX through this new
> module parameter is worthwhile, and I do not plan to send a v2. Please
> drop the patch.

Agree.

> pw-bot: changes-requested
> 
> Sorry for the noise, and thanks for your time.
No problem. Had only glanced at the patch so far. I did have my doubts 
about your latency statement, but not fired up my setup with it.

Regards,
Arend

      reply	other threads:[~2026-08-16  9:27 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-08-10 15:05 [PATCH wireless-next] wifi: brcmfmac: allow opting into PM_MAX power management Alexander Fischer
2026-08-14 20:51 ` Alexander Fischer
2026-08-16  9:27   ` Arend van Spriel [this message]

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