[PATCH 3/3] arm64: dts: agilex5: Enable pagepool Tx buffer quirk
[email protected] Mon, 3 Aug 2026 00:05:13 -0700
Newsgroups
org.kernel.vger.netdev,org.infradead.lists.linux-arm-kernel,org.kernel.vger.linux-devicetree,org.kernel.vger.linux-kernel
Message-ID
<20260803070513.4657-4-muhammad.nazim.amirul.nazle.asmade@altera.com>
From: Nazim Amirul <[email protected] >
Enable snps,pagepool-tx-buf-quirk for Agilex5 gmac0/1/2. These ports
use an IOMMU, where avoiding per-packet dma map/unmap invalidate cost
improves Tx performance.
Signed-off-by: Nazim Amirul <[email protected] >
---
arch/arm64/boot/dts/intel/socfpga_agilex5.dtsi | 3 +++
1 file changed, 3 insertions(+)
diff --git a/arch/arm64/boot/dts/intel/socfpga_agilex5.dtsi b/arch/arm64/boot/dts/intel/socfpga_agilex5.dtsi
index f54767d1526e..4ce4fa091385 100644
--- a/arch/arm64/boot/dts/intel/socfpga_agilex5.dtsi
+++ b/arch/arm64/boot/dts/intel/socfpga_agilex5.dtsi
@@ -605,6 +605,7 @@ gmac0: ethernet@10810000 {
snps,mtl-tx-config = <&mtl_tx_emac0_setup>;
snps,pbl = <32>;
snps,tso;
+ snps,pagepool-tx-buf-quirk;
altr,sysmgr-syscon = <&sysmgr 0x44 0>;
snps,clk-csr = <0>;
iommus = <&smmu 1>;
@@ -751,6 +752,7 @@ gmac1: ethernet@10820000 {
snps,mtl-tx-config = <&mtl_tx_emac1_setup>;
snps,pbl = <32>;
snps,tso;
+ snps,pagepool-tx-buf-quirk;
altr,sysmgr-syscon = <&sysmgr 0x48 0>;
snps,clk-csr = <0>;
iommus = <&smmu 2>;
@@ -897,6 +899,7 @@ gmac2: ethernet@10830000 {
snps,mtl-tx-config = <&mtl_tx_emac2_setup>;
snps,pbl = <32>;
snps,tso;
+ snps,pagepool-tx-buf-quirk;
altr,sysmgr-syscon = <&sysmgr 0x4c 0>;
snps,clk-csr = <0>;
iommus = <&smmu 3>;
--
2.43.7