From: Ekansh Gupta <ekansh.gupta@oss.qualcomm.com>
To: Bjorn Andersson <andersson@kernel.org>,
Konrad Dybcio <konradybcio@kernel.org>,
Abel Vesa <abelvesa@kernel.org>, Rob Herring <robh@kernel.org>,
Krzysztof Kozlowski <krzk+dt@kernel.org>,
Conor Dooley <conor+dt@kernel.org>
Cc: Bharath Kumar <quic_bkumar@quicinc.com>,
Chenna Kesava Raju <quic_chennak@quicinc.com>,
linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org,
linux-kernel@vger.kernel.org,
Ekansh Gupta <ekansh.gupta@oss.qualcomm.com>
Subject: [PATCH] arm64: dts: qcom: kaanapali: Add memory-region for audio PD
Date: Tue, 22 Sep 2026 12:57:36 +0530 [thread overview]
Message-ID: <20260922-knp-rh-v1-1-35e29b104809@oss.qualcomm.com> (raw)
Reserve memory region for audio PD dynamic loading and remote heap
requirements. Add the required VMID list for memory ownership
transfers.
Signed-off-by: Ekansh Gupta <ekansh.gupta@oss.qualcomm.com>
---
arch/arm64/boot/dts/qcom/kaanapali.dtsi | 11 +++++++++++
1 file changed, 11 insertions(+)
diff --git a/arch/arm64/boot/dts/qcom/kaanapali.dtsi b/arch/arm64/boot/dts/qcom/kaanapali.dtsi
index 131fd2a16c54..f79f7679de02 100644
--- a/arch/arm64/boot/dts/qcom/kaanapali.dtsi
+++ b/arch/arm64/boot/dts/qcom/kaanapali.dtsi
@@ -451,6 +451,14 @@ rmtfs_mem: rmtfs@d7c00000 {
qcom,client-id = <1>;
qcom,vmid = <QCOM_SCM_VMID_MSS_MSA>;
};
+
+ adsp_rpc_remote_heap_mem: adsp-rpc-remote-heap {
+ compatible = "shared-dma-pool";
+ alloc-ranges = <0x0 0x0 0x1 0x0>;
+ reusable;
+ alignment = <0x0 0x400000>;
+ size = <0x0 0x800000>;
+ };
};
smp2p-adsp {
@@ -2755,6 +2763,9 @@ fastrpc {
compatible = "qcom,kaanapali-fastrpc";
qcom,glink-channels = "fastrpcglink-apps-dsp";
label = "adsp";
+ memory-region = <&adsp_rpc_remote_heap_mem>;
+ qcom,vmids = <QCOM_SCM_VMID_LPASS
+ QCOM_SCM_VMID_ADSP_HEAP>;
#address-cells = <1>;
#size-cells = <0>;
---
base-commit: 5c4d4169604b335c38bbc79bc1fc03042981fc6f
change-id: 20260922-knp-rh-b090f9ec1572
Best regards,
--
Ekansh Gupta <ekansh.gupta@oss.qualcomm.com>
next reply other threads:[~2026-09-22 7:27 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-09-22 7:27 Ekansh Gupta [this message]
2026-09-22 7:39 ` [PATCH] arm64: dts: qcom: kaanapali: Add memory-region for audio PD sashiko-bot
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