From: Philip Prindeville <philipp@redfish-solutions.com>
Date: Wed, 17 May 2023 23:12:18 +0000 (-0600)
Subject: x86/64: Enable IOMMU_V2 support for later CPUs
X-Git-Url: http://git.lede-project.org./?a=commitdiff_plain;h=ef1effdefcac0b9a84cdbe47bc44fe5dfa5c96c6;p=openwrt%2Fstaging%2Fblocktrron.git

x86/64: Enable IOMMU_V2 support for later CPUs

Support newer IOMMU_V2 on AMD platforms, useful for DPDK and KVM.

Signed-off-by: Philip Prindeville <philipp@redfish-solutions.com>
(cherry picked from commit 1eb02ce3254ef6f115640df8ac470574d6903588)
---

diff --git a/target/linux/x86/64/config-5.15 b/target/linux/x86/64/config-5.15
index a20891ea55..d972668e54 100644
--- a/target/linux/x86/64/config-5.15
+++ b/target/linux/x86/64/config-5.15
@@ -42,7 +42,7 @@ CONFIG_AGP_INTEL=y
 # CONFIG_AGP_SIS is not set
 # CONFIG_AGP_VIA is not set
 CONFIG_AMD_IOMMU=y
-# CONFIG_AMD_IOMMU_V2 is not set
+CONFIG_AMD_IOMMU_V2=y
 # CONFIG_AMD_PMC is not set
 # CONFIG_AMD_PTDMA is not set
 # CONFIG_AMD_SFH_HID is not set