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From: "Vivek Kumar Gautam" <vivek.gautam@arm.com>
To: devel@edk2.groups.io
Cc: Ard Biesheuvel <ardb+tianocore@kernel.org>,
	Leif Lindholm <leif@nuviainc.com>,
	Sami Mujawar <sami.mujawar@arm.com>,
	Vivek Gautam <vivek.gautam@arm.com>
Subject: [edk2-platforms][PATCH V1 2/2] Platform/Sgi: Enable ATS mode over PCI root complex
Date: Mon, 15 Feb 2021 16:02:29 +0530	[thread overview]
Message-ID: <20210215103229.12310-3-vivek.gautam@arm.com> (raw)
In-Reply-To: <20210215103229.12310-1-vivek.gautam@arm.com>

Enable Address Translation Service (ATS) support for the PCI root
complex listed in the iort table. Enabling ATS mode also enables
PRI support.

Signed-off-by: Vivek Gautam <vivek.gautam@arm.com>
---
 Platform/ARM/SgiPkg/AcpiTables/Iort.aslc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Platform/ARM/SgiPkg/AcpiTables/Iort.aslc b/Platform/ARM/SgiPkg/AcpiTables/Iort.aslc
index df9bd501158c..98f86eb7fb45 100644
--- a/Platform/ARM/SgiPkg/AcpiTables/Iort.aslc
+++ b/Platform/ARM/SgiPkg/AcpiTables/Iort.aslc
@@ -133,7 +133,7 @@ ARM_EFI_ACPI_6_0_IO_REMAPPING_TABLE Iort =
       0,  // AllocationHints
       0,  // Reserved
       0,  // MemoryAccessFlags
-      EFI_ACPI_IORT_ROOT_COMPLEX_ATS_UNSUPPORTED,  // AtsAttribute
+      EFI_ACPI_IORT_ROOT_COMPLEX_ATS_SUPPORTED,    // AtsAttribute
       0x0,                                         // PciSegmentNumber
     },
     // EFI_ACPI_6_0_IO_REMAPPING_ID_TABLE
-- 
2.17.1


      parent reply	other threads:[~2021-02-15 10:32 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-02-15 10:32 [edk2-platforms][PATCH V1 0/2] Enable SMMUv3 for Arm SGI/RD platforms Vivek Kumar Gautam
2021-02-15 10:32 ` [edk2-platforms][PATCH V1 1/2] Platform/Sgi: Add smmu node in the iort acpi table Vivek Kumar Gautam
2021-03-01 14:38   ` [edk2-devel] " Sami Mujawar
2021-03-05 13:05     ` Vivek Kumar Gautam
2021-02-15 10:32 ` Vivek Kumar Gautam [this message]

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