* [PATCH] arm64: dts: qcom: agatti: Add memory-region for audio PD
@ 2026-08-06 11:14 Vinayak Katoch
2026-08-06 12:12 ` Dmitry Baryshkov
0 siblings, 1 reply; 3+ messages in thread
From: Vinayak Katoch @ 2026-08-06 11:14 UTC (permalink / raw)
To: Bjorn Andersson, Konrad Dybcio, Rob Herring, Krzysztof Kozlowski,
Conor Dooley
Cc: Bharath Kumar, Chenna Kesava Raju, Ekansh Gupta, linux-arm-msm,
devicetree, linux-kernel, Vinayak Katoch
Reserve memory region for audio PD dynamic loading and remote heap
requirements. Add the required VMID list for memory ownership
transfers.
Signed-off-by: Vinayak Katoch <vinayak.katoch@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/qcom/agatti.dtsi
index 590bd2432d85..f2277d7d445b 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 = <1>;
qcom,vmid = <QCOM_SCM_VMID_MSS_MSA QCOM_SCM_VMID_NAV>;
};
+
+ adsp_rpc_remote_heap_mem: adsp-rpc-remote-heap {
+ compatible = "shared-dma-pool";
+ alloc-ranges = <0x0 0x80000000 0x0 0x80000000>;
+ reusable;
+ alignment = <0x0 0x400000>;
+ size = <0x0 0x800000>;
+ };
};
smp2p-adsp {
@@ -2348,6 +2356,9 @@ 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>;
qcom,non-secure-domain;
---
base-commit: 1701fda2f58e345c050f4309971bdc07cd6146ba
change-id: 20260806-agatti-audio-357bcd74ae9c
Best regards,
--
Vinayak Katoch <vinayak.katoch@oss.qualcomm.com>
^ permalink raw reply related [flat|nested] 3+ messages in thread
* Re: [PATCH] arm64: dts: qcom: agatti: Add memory-region for audio PD
2026-08-06 11:14 [PATCH] arm64: dts: qcom: agatti: Add memory-region for audio PD Vinayak Katoch
@ 2026-08-06 12:12 ` Dmitry Baryshkov
2026-08-07 5:46 ` Vinayak Katoch
0 siblings, 1 reply; 3+ messages in thread
From: Dmitry Baryshkov @ 2026-08-06 12:12 UTC (permalink / raw)
To: Vinayak Katoch
Cc: Bjorn Andersson, Konrad Dybcio, Rob Herring, Krzysztof Kozlowski,
Conor Dooley, Bharath Kumar, Chenna Kesava Raju, Ekansh Gupta,
linux-arm-msm, devicetree, linux-kernel
On Thu, Aug 06, 2026 at 04:44:41PM +0530, Vinayak Katoch 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: Vinayak Katoch <vinayak.katoch@oss.qualcomm.com>
> ---
> arch/arm64/boot/dts/qcom/agatti.dtsi | 11 +++++++++++
> 1 file changed, 11 insertions(+)
>
> @@ -2348,6 +2356,9 @@ 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>;
Either put it on a single line or align on QCOM_SCM.
>
> qcom,non-secure-domain;
>
>
> ---
> base-commit: 1701fda2f58e345c050f4309971bdc07cd6146ba
> change-id: 20260806-agatti-audio-357bcd74ae9c
>
> Best regards,
> --
> Vinayak Katoch <vinayak.katoch@oss.qualcomm.com>
>
--
With best wishes
Dmitry
^ permalink raw reply [flat|nested] 3+ messages in thread
* Re: [PATCH] arm64: dts: qcom: agatti: Add memory-region for audio PD
2026-08-06 12:12 ` Dmitry Baryshkov
@ 2026-08-07 5:46 ` Vinayak Katoch
0 siblings, 0 replies; 3+ messages in thread
From: Vinayak Katoch @ 2026-08-07 5:46 UTC (permalink / raw)
To: Dmitry Baryshkov
Cc: Bjorn Andersson, Konrad Dybcio, Rob Herring, Krzysztof Kozlowski,
Conor Dooley, Bharath Kumar, Chenna Kesava Raju, Ekansh Gupta,
linux-arm-msm, devicetree, linux-kernel
On 8/6/2026 5:42 PM, Dmitry Baryshkov wrote:
> On Thu, Aug 06, 2026 at 04:44:41PM +0530, Vinayak Katoch 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: Vinayak Katoch <vinayak.katoch@oss.qualcomm.com>
>> ---
>> arch/arm64/boot/dts/qcom/agatti.dtsi | 11 +++++++++++
>> 1 file changed, 11 insertions(+)
>>
>> @@ -2348,6 +2356,9 @@ 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>;
>
> Either put it on a single line or align on QCOM_SCM.
>
Ack>>
>> qcom,non-secure-domain;
>>
>>
>> ---
>> base-commit: 1701fda2f58e345c050f4309971bdc07cd6146ba
>> change-id: 20260806-agatti-audio-357bcd74ae9c
>>
>> Best regards,
>> --
>> Vinayak Katoch <vinayak.katoch@oss.qualcomm.com>
>>
>
^ permalink raw reply [flat|nested] 3+ messages in thread
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2026-08-06 11:14 [PATCH] arm64: dts: qcom: agatti: Add memory-region for audio PD Vinayak Katoch
2026-08-06 12:12 ` Dmitry Baryshkov
2026-08-07 5:46 ` Vinayak Katoch
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