linux-kernel - Re: [PATCH] arm64: dts: rockchip: Add dma-names to uart1 on quartz64-b

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Message-Id: <172011606369.897267.6481211960386426581.b4-ty@sntech.de>
Date: Thu,  4 Jul 2024 20:01:23 +0200
From: Heiko Stuebner <heiko@...ech.de>
To: Diederik de Haas <didi.debian@...ow.org>
Cc: Heiko Stuebner <heiko@...ech.de>,
	linux-kernel@...r.kernel.org,
	linux-rockchip@...ts.infradead.org,
	linux-arm-kernel@...ts.infradead.org,
	Uwe Kleine-König <ukleinek@...ian.org>,
	Dragan Simic <dsimic@...jaro.org>,
	Jonas Karlman <jonas@...boo.se>,
	Chen-Yu Tsai <wens@...nel.org>,
	devicetree@...r.kernel.org
Subject: Re: [PATCH] arm64: dts: rockchip: Add dma-names to uart1 on quartz64-b

On Fri, 28 Jun 2024 14:00:43 +0200, Diederik de Haas wrote:
> There have been several attempts to set the dma-names property on the
> SoC level (in rk356x.dtsi), but that appears to cause problems when set
> on channels without flow control.
> 
> Quoting part of a previous attempt for clarification:
> 
> > Nah, enabling it for bluetooth is fine because you have flow control.
> > My issues have been on channels without flow control. Without DMA it
> > simply drops messages or the channel hangs until you close and reopen
> > it. With DMA, when an overflow locks up the channel it is usually
> > unavailable until the board is rebooted.
> 
> [...]

Applied, thanks!

[1/1] arm64: dts: rockchip: Add dma-names to uart1 on quartz64-b
      commit: bf6f26deb0e84089700c1b864f643442e262e16b

Best regards,
-- 
Heiko Stuebner <heiko@...ech.de>