[openwrt/openwrt] x86/64: Enable IOMMU_V2 support for later CPUs

[LEDE Commits]

chunkeey pushed a commit to openwrt/openwrt.git, branch openwrt-23.05:
https://git.openwrt.org/ef1effdefcac0b9a84cdbe47bc44fe5dfa5c96c6

commit ef1effdefcac0b9a84cdbe47bc44fe5dfa5c96c6
Author: Philip Prindeville <philipp at redfish-solutions.com>
AuthorDate: Wed May 17 17:12:18 2023 -0600

    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 at redfish-solutions.com>
    (cherry picked from commit 1eb02ce3254ef6f115640df8ac470574d6903588)
---
 target/linux/x86/64/config-5.15 | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

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