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[109.49.0.175]) by smtp.gmail.com with ESMTPSA id el10-20020a170907284a00b006f3ef214e32sm429064ejc.152.2022.04.29.01.42.31 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 29 Apr 2022 01:42:31 -0700 (PDT) From: Rui Salvaterra To: linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org, linux-kernel@vger.kernel.org Cc: matthias.bgg@gmail.com, ryder.lee@mediatek.com, daniel@makrotopia.org, Rui Salvaterra Subject: [PATCH] arm64: dts: mt7622: specify the number of DMA requests Date: Fri, 29 Apr 2022 09:42:25 +0100 Message-Id: <20220429084225.298213-1-rsalvaterra@gmail.com> X-Mailer: git-send-email 2.36.0 MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220429_014236_944696_097D1E73 X-CRM114-Status: UNSURE ( 8.85 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org 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 --- 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 {