diff mbox series

[5.10,202/717] arm64: dts: qcom: sdm845: Limit ipa iommu streams

Message ID 20201228125030.656380195@linuxfoundation.org
State New
Headers show
Series None | expand

Commit Message

Greg Kroah-Hartman Dec. 28, 2020, 12:43 p.m. UTC 
From: Bjorn Andersson <bjorn.andersson@linaro.org>


[ Upstream commit 95e6f8467c83c4074a6f6b47bad00653549ff90a ]

The Android and Windows firmware does not accept the use of 3 as a mask
to cover the IPA streams. But with 0x721 being related to WiFi and 0x723
being unsed the mapping can be reduced to just cover 0x720 and 0x722,
which is accepted.

Acked-by: Alex Elder <elder@linaro.org>

Tested-by: Alex Elder <elder@linaro.org>

Fixes: e9e89c45bfeb ("arm64: dts: sdm845: add IPA iommus property")
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>

Link: https://lore.kernel.org/r/20201123052305.157686-1-bjorn.andersson@linaro.org
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>

Signed-off-by: Sasha Levin <sashal@kernel.org>

---
 arch/arm64/boot/dts/qcom/sdm845.dtsi | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

-- 
2.27.0
diff mbox series

Patch

diff --git a/arch/arm64/boot/dts/qcom/sdm845.dtsi b/arch/arm64/boot/dts/qcom/sdm845.dtsi
index 40e8c11f23ab0..f97f354af86f4 100644
--- a/arch/arm64/boot/dts/qcom/sdm845.dtsi
+++ b/arch/arm64/boot/dts/qcom/sdm845.dtsi
@@ -2141,7 +2141,8 @@ 
 		ipa: ipa@1e40000 {
 			compatible = "qcom,sdm845-ipa";
 
-			iommus = <&apps_smmu 0x720 0x3>;
+			iommus = <&apps_smmu 0x720 0x0>,
+				 <&apps_smmu 0x722 0x0>;
 			reg = <0 0x1e40000 0 0x7000>,
 			      <0 0x1e47000 0 0x2000>,
 			      <0 0x1e04000 0 0x2c000>;