From: Matthias Brugger <matthias.bgg@gmail.com>
To: Rui Salvaterra <rsalvaterra@gmail.com>,
linux-arm-kernel@lists.infradead.org,
linux-mediatek@lists.infradead.org, linux-kernel@vger.kernel.org
Cc: ryder.lee@mediatek.com, daniel@makrotopia.org
Subject: Re: [PATCH] arm64: dts: mt7622: specify the number of DMA requests
Date: Fri, 29 Apr 2022 13:57:20 +0200 [thread overview]
Message-ID: <91d8eb87-adf0-da62-0c7b-dbf94442f535@gmail.com> (raw)
In-Reply-To: <20220429084225.298213-1-rsalvaterra@gmail.com>
On 29/04/2022 10:42, Rui Salvaterra wrote:
> The MT7622 device tree never bothered to specify the number of virtual DMA
> channels for the HSDMA controller, always falling back to the default value of
> 3. Make this value explicit, in order to avoid the following dmesg notification:
>
> mtk_hsdma 1b007000.dma-controller: Using 3 as missing dma-requests property
>
> Signed-off-by: Rui Salvaterra <rsalvaterra@gmail.com>
Applied, thanks!
> ---
> arch/arm64/boot/dts/mediatek/mt7622.dtsi | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/arch/arm64/boot/dts/mediatek/mt7622.dtsi b/arch/arm64/boot/dts/mediatek/mt7622.dtsi
> index 3d6eaf6dd078..5551f004945b 100644
> --- a/arch/arm64/boot/dts/mediatek/mt7622.dtsi
> +++ b/arch/arm64/boot/dts/mediatek/mt7622.dtsi
> @@ -924,6 +924,7 @@ hsdma: dma-controller@1b007000 {
> clock-names = "hsdma";
> power-domains = <&scpsys MT7622_POWER_DOMAIN_ETHSYS>;
> #dma-cells = <1>;
> + dma-requests = <3>;
> };
>
> eth: ethernet@1b100000 {
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next prev parent reply other threads:[~2022-04-29 11:57 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-04-29 8:42 [PATCH] arm64: dts: mt7622: specify the number of DMA requests Rui Salvaterra
2022-04-29 11:57 ` Matthias Brugger [this message]
2022-04-29 13:05 ` Rui Salvaterra
2022-04-29 14:14 ` Matthias Brugger
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