Re: [PATCH v5 12/13] arm64: dts: qcom: sm8650: Add Iris context bank subnodes

From: Konrad Dybcio

Date: Wed Sep 30 2026 - 06:35:00 EST


On 9/26/26 8:34 AM, Vikash Garodia wrote:
> The VPU issues DMA through several SMMU streams, and the hardware does
> not give every stream the same addressable range. The non-pixel stream
> cannot address the low 600MB of IOVA space, while the pixel stream can
> address the full range:
> +-----------------------------------------------------------+
> | non-pixel stream addressable range (600 MB - 3.5 GB) |
> | 0x25800000 - 0xe0000000 |


Reviewed-by: Konrad Dybcio <konrad.dybcio@xxxxxxxxxxxxxxxx>

Konrad