commit 73419e4d2fd1b838fcb1df6a978d67b3ae1c5c01 upstream.

At least three platforms require the "qcom,qmp" property to be specified, so the IPA driver can request register retention across power collapse. Update DTS files accordingly.

Cc: stable@vger.kernel.org # 5.15.x Fixes: 1aac309d3207 ("net: ipa: use autosuspend") Signed-off-by: Alex Elder elder@linaro.org Signed-off-by: Bjorn Andersson bjorn.andersson@linaro.org Link: https://lore.kernel.org/r/20220201140723.467431-1-elder@linaro.org --- Enable this feature, now that 8ff8bdb8c92d6 ("net: ipa: request IPA register values be retained") has been accepted into linux-5.15.y.

arch/arm64/boot/dts/qcom/sc7180.dtsi | 2 ++ arch/arm64/boot/dts/qcom/sc7280.dtsi | 2 ++ arch/arm64/boot/dts/qcom/sm8350.dtsi | 2 ++ 3 files changed, 6 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/sc7180.dtsi b/arch/arm64/boot/dts/qcom/sc7180.dtsi index 495c15deacb7d..de86ae3a7fd27 100644 --- a/arch/arm64/boot/dts/qcom/sc7180.dtsi +++ b/arch/arm64/boot/dts/qcom/sc7180.dtsi @@ -1460,6 +1460,8 @@ ipa: ipa@1e40000 { "imem", "config";

+ qcom,qmp = <&aoss_qmp>; + qcom,smem-states = <&ipa_smp2p_out 0>, <&ipa_smp2p_out 1>; qcom,smem-state-names = "ipa-clock-enabled-valid", diff --git a/arch/arm64/boot/dts/qcom/sc7280.dtsi b/arch/arm64/boot/dts/qcom/sc7280.dtsi index 692973c4f4344..b795a9993cc1b 100644 --- a/arch/arm64/boot/dts/qcom/sc7280.dtsi +++ b/arch/arm64/boot/dts/qcom/sc7280.dtsi @@ -615,6 +615,8 @@ ipa: ipa@1e40000 { interconnect-names = "memory", "config";

+ qcom,qmp = <&aoss_qmp>; + qcom,smem-states = <&ipa_smp2p_out 0>, <&ipa_smp2p_out 1>; qcom,smem-state-names = "ipa-clock-enabled-valid", diff --git a/arch/arm64/boot/dts/qcom/sm8350.dtsi b/arch/arm64/boot/dts/qcom/sm8350.dtsi index 3d32d55818168..9ffb7355850c7 100644 --- a/arch/arm64/boot/dts/qcom/sm8350.dtsi +++ b/arch/arm64/boot/dts/qcom/sm8350.dtsi @@ -736,6 +736,8 @@ ipa: ipa@1e40000 { interconnect-names = "memory", "config";

+ qcom,qmp = <&aoss_qmp>; + qcom,smem-states = <&ipa_smp2p_out 0>, <&ipa_smp2p_out 1>; qcom,smem-state-names = "ipa-clock-enabled-valid",