* [PATCH] arm64: dts: qcom: talos: Add memory-region for audio PD
@ 2026-04-18 5:48 Ekansh Gupta via B4 Relay
2026-04-18 15:15 ` Dmitry Baryshkov
0 siblings, 1 reply; 3+ messages in thread
From: Ekansh Gupta via B4 Relay @ 2026-04-18 5:48 UTC (permalink / raw)
To: konrad.dybcio, Bjorn Andersson, Konrad Dybcio, Rob Herring,
Krzysztof Kozlowski, Conor Dooley, quic_bkumar, quic_chennak
Cc: linux-arm-msm, devicetree, linux-kernel, Ekansh Gupta
From: Ekansh Gupta <ekansh.gupta@oss.qualcomm.com>
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/talos.dtsi | 9 +++++++++
1 file changed, 9 insertions(+)
diff --git a/arch/arm64/boot/dts/qcom/talos.dtsi b/arch/arm64/boot/dts/qcom/talos.dtsi
index ff5afbfce2a4..c36917d6e0a9 100644
--- a/arch/arm64/boot/dts/qcom/talos.dtsi
+++ b/arch/arm64/boot/dts/qcom/talos.dtsi
@@ -11,6 +11,7 @@
#include <dt-bindings/clock/qcom,qcs615-videocc.h>
#include <dt-bindings/clock/qcom,rpmh.h>
#include <dt-bindings/dma/qcom-gpi.h>
+#include <dt-bindings/firmware/qcom,scm.h>
#include <dt-bindings/interconnect/qcom,icc.h>
#include <dt-bindings/interconnect/qcom,osm-l3.h>
#include <dt-bindings/interconnect/qcom,qcs615-rpmh.h>
@@ -657,6 +658,11 @@ pil_gpu_mem: pil-gpu@97715000 {
reg = <0x0 0x97715000 0x0 0x2000>;
no-map;
};
+
+ adsp_rpc_remote_heap_mem: adsp-rpc-remote-heap@97717000 {
+ reg = <0x0 0x97717000 0x0 0x800000>;
+ no-map;
+ };
};
soc: soc@0 {
@@ -5100,6 +5106,9 @@ fastrpc {
compatible = "qcom,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: c7275b05bc428c7373d97aa2da02d3a7fa6b9f66
change-id: 20260418-talosaudio-b8ecf8b9a1b3
Best regards,
--
Ekansh Gupta <ekansh.gupta@oss.qualcomm.com>
^ permalink raw reply related [flat|nested] 3+ messages in thread* Re: [PATCH] arm64: dts: qcom: talos: Add memory-region for audio PD
2026-04-18 5:48 [PATCH] arm64: dts: qcom: talos: Add memory-region for audio PD Ekansh Gupta via B4 Relay
@ 2026-04-18 15:15 ` Dmitry Baryshkov
2026-04-19 7:23 ` Ekansh Gupta
0 siblings, 1 reply; 3+ messages in thread
From: Dmitry Baryshkov @ 2026-04-18 15:15 UTC (permalink / raw)
To: Ekansh Gupta
Cc: konrad.dybcio, Bjorn Andersson, Konrad Dybcio, Rob Herring,
Krzysztof Kozlowski, Conor Dooley, quic_bkumar, quic_chennak,
linux-arm-msm, devicetree, linux-kernel
On Sat, Apr 18, 2026 at 11:18:01AM +0530, Ekansh Gupta wrote:
> 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/talos.dtsi | 9 +++++++++
> 1 file changed, 9 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/qcom/talos.dtsi b/arch/arm64/boot/dts/qcom/talos.dtsi
> index ff5afbfce2a4..c36917d6e0a9 100644
> --- a/arch/arm64/boot/dts/qcom/talos.dtsi
> +++ b/arch/arm64/boot/dts/qcom/talos.dtsi
> @@ -11,6 +11,7 @@
> #include <dt-bindings/clock/qcom,qcs615-videocc.h>
> #include <dt-bindings/clock/qcom,rpmh.h>
> #include <dt-bindings/dma/qcom-gpi.h>
> +#include <dt-bindings/firmware/qcom,scm.h>
> #include <dt-bindings/interconnect/qcom,icc.h>
> #include <dt-bindings/interconnect/qcom,osm-l3.h>
> #include <dt-bindings/interconnect/qcom,qcs615-rpmh.h>
> @@ -657,6 +658,11 @@ pil_gpu_mem: pil-gpu@97715000 {
> reg = <0x0 0x97715000 0x0 0x2000>;
> no-map;
> };
> +
> + adsp_rpc_remote_heap_mem: adsp-rpc-remote-heap@97717000 {
> + reg = <0x0 0x97717000 0x0 0x800000>;
> + no-map;
> + };
> };
>
> soc: soc@0 {
> @@ -5100,6 +5106,9 @@ fastrpc {
> compatible = "qcom,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>;
Align on '<' symbol.
> #address-cells = <1>;
> #size-cells = <0>;
>
>
> ---
> base-commit: c7275b05bc428c7373d97aa2da02d3a7fa6b9f66
> change-id: 20260418-talosaudio-b8ecf8b9a1b3
>
> Best regards,
> --
> Ekansh Gupta <ekansh.gupta@oss.qualcomm.com>
>
--
With best wishes
Dmitry
^ permalink raw reply [flat|nested] 3+ messages in thread* Re: [PATCH] arm64: dts: qcom: talos: Add memory-region for audio PD
2026-04-18 15:15 ` Dmitry Baryshkov
@ 2026-04-19 7:23 ` Ekansh Gupta
0 siblings, 0 replies; 3+ messages in thread
From: Ekansh Gupta @ 2026-04-19 7:23 UTC (permalink / raw)
To: Dmitry Baryshkov
Cc: konrad.dybcio, Bjorn Andersson, Konrad Dybcio, Rob Herring,
Krzysztof Kozlowski, Conor Dooley, quic_bkumar, quic_chennak,
linux-arm-msm, devicetree, linux-kernel
On 18-04-2026 20:45, Dmitry Baryshkov wrote:
> On Sat, Apr 18, 2026 at 11:18:01AM +0530, Ekansh Gupta wrote:
>> 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/talos.dtsi | 9 +++++++++
>> 1 file changed, 9 insertions(+)
>>
>> diff --git a/arch/arm64/boot/dts/qcom/talos.dtsi b/arch/arm64/boot/dts/qcom/talos.dtsi
>> index ff5afbfce2a4..c36917d6e0a9 100644
>> --- a/arch/arm64/boot/dts/qcom/talos.dtsi
>> +++ b/arch/arm64/boot/dts/qcom/talos.dtsi
>> @@ -11,6 +11,7 @@
>> #include <dt-bindings/clock/qcom,qcs615-videocc.h>
>> #include <dt-bindings/clock/qcom,rpmh.h>
>> #include <dt-bindings/dma/qcom-gpi.h>
>> +#include <dt-bindings/firmware/qcom,scm.h>
>> #include <dt-bindings/interconnect/qcom,icc.h>
>> #include <dt-bindings/interconnect/qcom,osm-l3.h>
>> #include <dt-bindings/interconnect/qcom,qcs615-rpmh.h>
>> @@ -657,6 +658,11 @@ pil_gpu_mem: pil-gpu@97715000 {
>> reg = <0x0 0x97715000 0x0 0x2000>;
>> no-map;
>> };
>> +
>> + adsp_rpc_remote_heap_mem: adsp-rpc-remote-heap@97717000 {
>> + reg = <0x0 0x97717000 0x0 0x800000>;
>> + no-map;
>> + };
>> };
>>
>> soc: soc@0 {
>> @@ -5100,6 +5106,9 @@ fastrpc {
>> compatible = "qcom,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>;
>
> Align on '<' symbol.
ack
>
>> #address-cells = <1>;
>> #size-cells = <0>;
>>
>>
>> ---
>> base-commit: c7275b05bc428c7373d97aa2da02d3a7fa6b9f66
>> change-id: 20260418-talosaudio-b8ecf8b9a1b3
>>
>> Best regards,
>> --
>> Ekansh Gupta <ekansh.gupta@oss.qualcomm.com>
>>
>
^ permalink raw reply [flat|nested] 3+ messages in thread
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2026-04-18 5:48 [PATCH] arm64: dts: qcom: talos: Add memory-region for audio PD Ekansh Gupta via B4 Relay
2026-04-18 15:15 ` Dmitry Baryshkov
2026-04-19 7:23 ` Ekansh Gupta
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