192-v5.19-arm64-dts-mt7622-specify-the-number-of-DMA-requests.patch 6.1 KB

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  76. Subject: [PATCH] arm64: dts: mt7622: specify the number of DMA requests
  77. Date: Fri, 29 Apr 2022 09:42:25 +0100
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  101. The MT7622 device tree never bothered to specify the number of virtual DMA
  102. channels for the HSDMA controller, always falling back to the default value of
  103. 3. Make this value explicit, in order to avoid the following dmesg notification:
  104. mtk_hsdma 1b007000.dma-controller: Using 3 as missing dma-requests property
  105. Signed-off-by: Rui Salvaterra <[email protected]>
  106. ---
  107. arch/arm64/boot/dts/mediatek/mt7622.dtsi | 1 +
  108. 1 file changed, 1 insertion(+)
  109. --- a/arch/arm64/boot/dts/mediatek/mt7622.dtsi
  110. +++ b/arch/arm64/boot/dts/mediatek/mt7622.dtsi
  111. @@ -942,6 +942,7 @@
  112. clock-names = "hsdma";
  113. power-domains = <&scpsys MT7622_POWER_DOMAIN_ETHSYS>;
  114. #dma-cells = <1>;
  115. + dma-requests = <3>;
  116. };
  117. pcie_mirror: pcie-mirror@10000400 {