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Mon, 07 Sep 2026 23:53:09 -0700 (PDT) Received: from hu-vkatoch-hyd.qualcomm.com ([202.46.23.25]) by smtp.gmail.com with ESMTPSA id a92af1059eb24-143243767e1sm28231417c88.6.2026.09.07.23.53.04 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 07 Sep 2026 23:53:08 -0700 (PDT) From: Vinayak Katoch Date: Tue, 08 Sep 2026 12:23:01 +0530 Subject: [PATCH v4] arm64: dts: qcom: agatti: Add memory-region for audio PD Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20260908-agatti-audio-v4-1-b3db91d3fdec@oss.qualcomm.com> X-B4-Tracking: v=1; b=H4sIAMywn2oC/3XMQQ6DIBCF4as0rItBEJCueo+mCxioklRpRU0b4 92Lroypm0n+Sd43oeg67yK6nCbUudFHH9oUxfmEoNZt5bC3qRElVJCSCKwr3fce68H6gBmXBqw stFOA0uTVuYf/rNztnrr2sQ/dd9XHfPkeQGOOcwxWSCEAFIC5hhiz96CfEJomSwct3ki3htwZN BlMcWVybUrC1YHBNgYlO4Mlo5CMSaKkc5z9MeZ5/gESEZORNwEAAA== X-Change-ID: 20260806-agatti-audio-357bcd74ae9c To: Bjorn Andersson , Konrad Dybcio , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Dmitry Baryshkov Cc: Bharath Kumar , Chenna Kesava Raju , Ekansh Gupta , linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Konrad Dybcio , Christopher Obbard , Abel Vesa , Vinayak Katoch X-Mailer: b4 0.14.3 X-Developer-Signature: v=1; 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Add the required VMID list for memory ownership transfers. Fixes: 851d5ae6003b ("arm64: dts: qcom: agatti: enable FastRPC on the ADSP") Tested-by: Christopher Obbard Reviewed-by: Ekansh Gupta Reviewed-by: Dmitry Baryshkov Reviewed-by: Konrad Dybcio Reviewed-by: Abel Vesa Signed-off-by: Vinayak Katoch --- Changes in v4: - Added a Fixes tag. - Link to v3: https://lore.kernel.org/r/20260820-agatti-audio-v3-1-47337097= ee53@oss.qualcomm.com Changes in v3: - Changed alloc-ranges to <0x0 0x0 0x1 0x0> to cover the full 32-bit addres= s space. - Collected Reviewed-by/Tested-by tags. - Link to v2: https://lore.kernel.org/r/20260807-agatti-audio-v2-1-3959b1ab= 8059@oss.qualcomm.com Changes in v2: - Fixed VMID list alignment. - Link to v1: https://lore.kernel.org/r/20260806-agatti-audio-v1-1-cd6766cc= 9ccb@oss.qualcomm.com --- arch/arm64/boot/dts/qcom/agatti.dtsi | 11 +++++++++++ 1 file changed, 11 insertions(+) diff --git a/arch/arm64/boot/dts/qcom/agatti.dtsi b/arch/arm64/boot/dts/qco= m/agatti.dtsi index e7fed60a59d9..8d557010d3c0 100644 --- a/arch/arm64/boot/dts/qcom/agatti.dtsi +++ b/arch/arm64/boot/dts/qcom/agatti.dtsi @@ -381,6 +381,14 @@ rmtfs_mem: memory@89b01000 { qcom,client-id =3D <1>; qcom,vmid =3D ; }; + + adsp_rpc_remote_heap_mem: adsp-rpc-remote-heap { + compatible =3D "shared-dma-pool"; + alloc-ranges =3D <0x0 0x0 0x1 0x0>; + reusable; + alignment =3D <0x0 0x400000>; + size =3D <0x0 0x800000>; + }; }; =20 smp2p-adsp { @@ -2346,6 +2354,9 @@ fastrpc { compatible =3D "qcom,fastrpc"; qcom,glink-channels =3D "fastrpcglink-apps-dsp"; label =3D "adsp"; + memory-region =3D <&adsp_rpc_remote_heap_mem>; + qcom,vmids =3D ; =20 qcom,non-secure-domain; =20 --- base-commit: 944a035ecca915ae947905dcfb03f2b9dc6d032c change-id: 20260806-agatti-audio-357bcd74ae9c Best regards, --=20 Vinayak Katoch