[PATCH v8 0/2] Change mmsys compatible for mt8195 mediatek-drm
AngeloGioacchino Del Regno
angelogioacchino.delregno at collabora.com
Thu Mar 16 02:03:35 PDT 2023
Il 06/03/23 09:06, Jason-JH.Lin ha scritto:
> For previous MediaTek SoCs, such as MT8173, there are 2 display HW
> pipelines binding to 1 mmsys with the same power domain, the same
> clock driver and the same mediatek-drm driver.
>
> For MT8195, VDOSYS0 and VDOSYS1 are 2 display HW pipelines binding to
> 2 different power domains, different clock drivers and different
> mediatek-drm drivers.
>
> Moreover, Hardware pipeline of VDOSYS0 has these components: COLOR,
> CCORR, AAL, GAMMA, DITHER. They are related to the PQ (Picture Quality)
> and they makes VDOSYS0 supports PQ function while they are not
> including in VDOSYS1.
>
> Hardware pipeline of VDOSYS1 has the component ETHDR (HDR related
> component). It makes VDOSYS1 supports the HDR function while it's not
> including in VDOSYS0.
>
> To summarize0:
> Only VDOSYS0 can support PQ adjustment.
> Only VDOSYS1 can support HDR adjustment.
>
> Therefore, we need to separate these two different mmsys hardwares to
> 2 different compatibles for MT8195.
Hello Chun-Kuang, Matthias,
Since this series is ready, can you please pick it?
I would imagine that commit [1/2] would go through CK and commit [2/2] goes
through Matthias.
Thanks,
Angelo
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