linux-kernel - Re: [PATCH] ARM: dts: armada-38x: Mark devices as dma-coherent

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Message-ID: <Y1VX4RtzKQZHe/oO@lunn.ch>
Date:   Sun, 23 Oct 2022 17:04:01 +0200
From:   Andrew Lunn <andrew@...n.ch>
To:     Marcin Wojtas <mw@...ihalf.com>
Cc:     linux-arm-kernel@...ts.infradead.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, gregory.clement@...tlin.com,
        sebastian.hesselbarth@...il.com, robh+dt@...nel.org,
        krzysztof.kozlowski+dt@...aro.org, hch@....de, kabel@...nel.org,
        jaz@...ihalf.com
Subject: Re: [PATCH] ARM: dts: armada-38x: Mark devices as dma-coherent

On Sun, Oct 23, 2022 at 01:40:24AM +0200, Marcin Wojtas wrote:
> Armada 38x platforms marks all devices as coherent via
> mvebu_hwcc_notifier(), whereas the standard way to determine
> this is by of_dma_is_coherent(). Reflect the hardware
> capabilities by adding 'dma-coherent' properties to the device tree.

Hi Marcin

Does this need to go to -rc for 6.0? The DMA issues being reported?
If so, please add a Fixed: tag.

   Andrew