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From: Heiko Stuebner <heiko-4mtYJXux2i+zQB+pC5nmwQ@public.gmane.org>
To: Robin Murphy <robin.murphy-5wv7dgnIgG8@public.gmane.org>
Cc: linux-rockchip-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org,
	linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org
Subject: Re: [PATCH] arm64: dts: rockchip: Fix NanoPC-T4 cooling maps
Date: Mon, 18 Nov 2019 01:52:39 +0100	[thread overview]
Message-ID: <4249681.hKoAvgd4aH@phil> (raw)
In-Reply-To: <5bb39f3115df1a487d717d3ae87e523b03749379.1573908197.git.robin.murphy-5wv7dgnIgG8@public.gmane.org>

Am Samstag, 16. November 2019, 13:47:19 CET schrieb Robin Murphy:
> Although it appeared to follow logically from the bindings, apparently
> the thermal framework can't properly cope with a single cooling device
> being shared between multiple maps. The CPU zone is probably easier to
> overheat, so remove the references to the (optional) fan from the GPU
> cooling zone to avoid things getting confused. Hopefully GPU-intensive
> tasks will leak enough heat across to the CPU zone to still hit the
> fan trips before reaching critical GPU temperatures.
> 
> Signed-off-by: Robin Murphy <robin.murphy-5wv7dgnIgG8@public.gmane.org>

applied, after little bit of editing.

>  &i2s0 {
>  	status = "okay";
>  };

although my nano-pc dts does not seem to have that &i2s0 node yet.
Did I miss a patch somewhere?

Heiko

WARNING: multiple messages have this Message-ID (diff)
From: Heiko Stuebner <heiko@sntech.de>
To: Robin Murphy <robin.murphy@arm.com>
Cc: linux-rockchip@lists.infradead.org, linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH] arm64: dts: rockchip: Fix NanoPC-T4 cooling maps
Date: Mon, 18 Nov 2019 01:52:39 +0100	[thread overview]
Message-ID: <4249681.hKoAvgd4aH@phil> (raw)
In-Reply-To: <5bb39f3115df1a487d717d3ae87e523b03749379.1573908197.git.robin.murphy@arm.com>

Am Samstag, 16. November 2019, 13:47:19 CET schrieb Robin Murphy:
> Although it appeared to follow logically from the bindings, apparently
> the thermal framework can't properly cope with a single cooling device
> being shared between multiple maps. The CPU zone is probably easier to
> overheat, so remove the references to the (optional) fan from the GPU
> cooling zone to avoid things getting confused. Hopefully GPU-intensive
> tasks will leak enough heat across to the CPU zone to still hit the
> fan trips before reaching critical GPU temperatures.
> 
> Signed-off-by: Robin Murphy <robin.murphy@arm.com>

applied, after little bit of editing.

>  &i2s0 {
>  	status = "okay";
>  };

although my nano-pc dts does not seem to have that &i2s0 node yet.
Did I miss a patch somewhere?

Heiko



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  parent reply	other threads:[~2019-11-18  0:52 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-11-16 12:47 [PATCH] arm64: dts: rockchip: Fix NanoPC-T4 cooling maps Robin Murphy
2019-11-16 12:47 ` Robin Murphy
     [not found] ` <5bb39f3115df1a487d717d3ae87e523b03749379.1573908197.git.robin.murphy-5wv7dgnIgG8@public.gmane.org>
2019-11-18  0:52   ` Heiko Stuebner [this message]
2019-11-18  0:52     ` Heiko Stuebner
2019-11-18 12:09     ` Robin Murphy
2019-11-18 12:09       ` Robin Murphy

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