diff mbox series

[3/3] arm64: dts: fvp: Enable PCIe ATS for Base RevC FVP

Message ID 20240429113938.192706-5-jean-philippe@linaro.org (mailing list archive)
State New, archived
Headers show
Series Enable PCIe ATS for devicetree boot | expand

Commit Message

Jean-Philippe Brucker April 29, 2024, 11:39 a.m. UTC 
Declare that the host controller supports ATS, so the OS can enable it
for ATS-capable PCIe endpoints.

Signed-off-by: Jean-Philippe Brucker <jean-philippe@linaro.org>
---
 arch/arm64/boot/dts/arm/fvp-base-revc.dts | 1 +
 1 file changed, 1 insertion(+)

Comments

Sudeep Holla May 16, 2024, 10:44 a.m. UTC | #1 
On Mon, Apr 29, 2024 at 12:39:39PM +0100, Jean-Philippe Brucker wrote:
> Declare that the host controller supports ATS, so the OS can enable it
> for ATS-capable PCIe endpoints.
>

Acked-by: Sudeep Holla <sudeep.holla@arm.com>

--
Regards,
Sudeep
diff mbox series

Patch

diff --git a/arch/arm64/boot/dts/arm/fvp-base-revc.dts b/arch/arm64/boot/dts/arm/fvp-base-revc.dts
index 60472d65a3557..85f1c15cc65d0 100644
--- a/arch/arm64/boot/dts/arm/fvp-base-revc.dts
+++ b/arch/arm64/boot/dts/arm/fvp-base-revc.dts
@@ -243,6 +243,7 @@  pci: pci@40000000 {
 		iommu-map = <0x0 &smmu 0x0 0x10000>;
 
 		dma-coherent;
+		ats-supported;
 	};
 
 	smmu: iommu@2b400000 {