linux-kernel - Re: [PATCH v3 4/4] of: address: Always use dma_default

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Date:   Tue, 28 Mar 2023 09:17:28 -0500
From:   Rob Herring <robh+dt@...nel.org>
To:     Jiaxun Yang <jiaxun.yang@...goat.com>
Cc:     linux-mips@...r.kernel.org, linux-kernel@...r.kernel.org,
        linuxppc-dev@...ts.ozlabs.org, tsbogend@...ha.franken.de,
        mpe@...erman.id.au, paul.walmsley@...ive.com, palmer@...belt.com,
        hch@....de, m.szyprowski@...sung.com, robin.murphy@....com,
        linux-riscv@...ts.infradead.org
Subject: Re: [PATCH v3 4/4] of: address: Always use dma_default_coherent for
 default coherency

On Tue, Mar 21, 2023 at 6:08 AM Jiaxun Yang <jiaxun.yang@...goat.com> wrote:
>
> As for now all arches have dma_default_coherent reflecting default
> DMA coherency for of devices, so there is no need to have a standalone
> config option.
>
> Signed-off-by: Jiaxun Yang <jiaxun.yang@...goat.com>
> ---
> v3: Squash setting ARCH_DMA_DEFAULT_COHERENT into this patch.
> ---
>  arch/powerpc/Kconfig |  2 +-
>  arch/riscv/Kconfig   |  2 +-
>  drivers/of/Kconfig   |  4 ----
>  drivers/of/address.c | 10 +---------
>  4 files changed, 3 insertions(+), 15 deletions(-)

Reviewed-by: Rob Herring <robh@...nel.org>