Re: [PATCH 07/16] media: iris: Add platform flag for instantaneous bandwidth voting

[Vikash Garodia]

On 5/7/2026 12:12 PM, Dmitry Baryshkov wrote:
> From: Dikshita Agarwal<dikshita.agarwal@xxxxxxxxxxxxxxxx>
>
> AR50LT require explicit instantaneous bandwidth (IB) voting in addition
> to average bandwidth (AB) when configuring interconnect QoS. This
> requirement is due to QSB (Qualcomm System Bus) 128b to
> QNS ( Qualcomm Network Switch) 256b conversion at video noc in AR50LT
> which is not needed for other IRIS cores.
>
> In preparation of adding support for AR50LT core, introduce
> platform-configurable IB multiplier and enable IB voting for all SoCs.
> Existing platforms default to IB == AB, while AR50LT requires 2x peak
> bandwidth.
>
> Signed-off-by: Dikshita Agarwal<dikshita.agarwal@xxxxxxxxxxxxxxxx>
> Signed-off-by: Dmitry Baryshkov<dmitry.baryshkov@xxxxxxxxxxxxxxxx>
> ---
>   drivers/media/platform/qcom/iris/iris_platform_common.h | 1 +
>   drivers/media/platform/qcom/iris/iris_platform_vpu2.c   | 2 ++
>   drivers/media/platform/qcom/iris/iris_platform_vpu3x.c  | 4 ++++
>   drivers/media/platform/qcom/iris/iris_resources.c       | 2 ++
>   4 files changed, 9 insertions(+)

Reviewed-by: Vikash Garodia <vikash.garodia@xxxxxxxxxxxxxxxx>