linux-kernel - Re: [PATCH 1/3] arm64: dts: rockchip: disable display subsystem for Radxa E52C

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Message-ID: <2784232.uZKlY2gecq@diego>
Date: Mon, 11 Aug 2025 15:03:34 +0200
From: Heiko Stübner <heiko@...ech.de>
To: Chukun Pan <amadeus@....edu.cn>
Cc: amadeus@....edu.cn, conor+dt@...nel.org, devicetree@...r.kernel.org,
 krzk+dt@...nel.org, linux-arm-kernel@...ts.infradead.org,
 linux-kernel@...r.kernel.org, linux-rockchip@...ts.infradead.org,
 naoki@...xa.com, robh@...nel.org
Subject:
 Re: [PATCH 1/3] arm64: dts: rockchip: disable display subsystem for Radxa
 E52C

Hi,

Am Montag, 11. August 2025, 15:01:08 Mitteleuropäische Sommerzeit schrieb Chukun Pan:
> > What actual problem does this fix?
> >
> > For example we also enable on-soc iommus all the time, because they're
> > on the soc and don't need board-level properties.
> >
> > The "display-subsystem" without users looks mostly in the same spot.
> >
> > So I do expect a description of what problem gets fixed that this needs
> > to be disabled.
> 
> Disable the display-subsystem to remove this error log:
> [    1.382440] rockchip-drm display-subsystem: [drm:0xffffa3985873555c] *ERROR* No available vop found for display-subsystem.

ok, that makes sense then

> I will improve the commit message in v2. Do I need to remove the Fixes tag?

Nope, please keep the fixes tag

Thanks
Heiko