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authorNick Hainke <vincent@systemli.org>2022-11-03 11:02:02 +0100
committerDaniel Golle <daniel@makrotopia.org>2022-11-05 14:07:46 +0000
commite4270d64930bd710fdad9a48293f7b774edaf9c4 (patch)
treef236826a0dc40329c2242e0a20525e726481a524 /target/linux/mediatek/patches-5.15/192-v5.19-arm64-dts-mt7622-specify-the-number-of-DMA-requests.patch
parent985d59cdf0fe69530dea8ed5bb1ba2119b4586ac (diff)
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mediatek: mt7622: add tag to upstreamed patches
The patches "191-arm64-dts-mt7622-specify-the-L2-cache-topology.patch" and "192-arm64-dts-mt7622-specify-the-number-of-DMA-requests.patch" are upstreamed to 5.19. Signed-off-by: Nick Hainke <vincent@systemli.org>
Diffstat (limited to 'target/linux/mediatek/patches-5.15/192-v5.19-arm64-dts-mt7622-specify-the-number-of-DMA-requests.patch')
-rw-r--r--target/linux/mediatek/patches-5.15/192-v5.19-arm64-dts-mt7622-specify-the-number-of-DMA-requests.patch122
1 files changed, 122 insertions, 0 deletions
diff --git a/target/linux/mediatek/patches-5.15/192-v5.19-arm64-dts-mt7622-specify-the-number-of-DMA-requests.patch b/target/linux/mediatek/patches-5.15/192-v5.19-arm64-dts-mt7622-specify-the-number-of-DMA-requests.patch
new file mode 100644
index 0000000000..905d84d317
--- /dev/null
+++ b/target/linux/mediatek/patches-5.15/192-v5.19-arm64-dts-mt7622-specify-the-number-of-DMA-requests.patch
@@ -0,0 +1,122 @@
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+From: Rui Salvaterra <rsalvaterra@gmail.com>
+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 <rsalvaterra@gmail.com>
+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>
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+
+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>
+---
+ arch/arm64/boot/dts/mediatek/mt7622.dtsi | 1 +
+ 1 file changed, 1 insertion(+)
+
+--- a/arch/arm64/boot/dts/mediatek/mt7622.dtsi
++++ b/arch/arm64/boot/dts/mediatek/mt7622.dtsi
+@@ -941,6 +941,7 @@
+ clock-names = "hsdma";
+ power-domains = <&scpsys MT7622_POWER_DOMAIN_ETHSYS>;
+ #dma-cells = <1>;
++ dma-requests = <3>;
+ };
+
+ pcie_mirror: pcie-mirror@10000400 {