[PATCH 04/21] drm/msm/dsi: support DSC configurations with slice_per_pkt > 1

[Jun Nie]

Dmitry Baryshkov <dmitry.baryshkov at linaro.org> 于2024年8月29日周四 19:04写道：
>
> On Thu, 29 Aug 2024 at 13:19, Jun Nie <jun.nie at linaro.org> wrote:
> >
> > From: Jonathan Marek <jonathan at marek.ca>
> >
> > MSM display controller support multiple slice to be sent in a single DSC
> > packet.
>
> This is not MSM-specific. It is allowed per the standard.

I do not find it in VESA standard 1.1 and 1.2a. Could you help point
me the standard
link?
>
> > Add a dsc_slice_per_pkt field to mipi_dsi_device struct and
> > support this field in msm mdss driver.
>
> This doesn't describe why this is necessary at all. Is it a fix or a feature?

It is a feature per the name. But I do not know more than the code from QCOM.
And different value other than 1 is needed for some panel with QCOM
SoC per test.
 So I suppose it is a key parameter. Any more idea?

>