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SubjectRe: [PATCH v1 2/3] drm/msm/dp: decoupling dp->id out of dp controller_id at scxxxx_dp_cfg table
On Sat, 25 Jun 2022 at 03:23, Kuogee Hsieh <quic_khsieh@quicinc.com> wrote:
> On 6/24/2022 5:21 PM, Dmitry Baryshkov wrote:
> > On Sat, 25 Jun 2022 at 03:19, Kuogee Hsieh <quic_khsieh@quicinc.com> wrote:
> >> How can I have eDP call dpu_encoder_init() before DP calls with
> >> _dpu_kms_initialize_displayport()?
> > Why do you want to do it? They are two different encoders.
>
> eDP is primary display which in normal case should be bring up first if
> DP is also presented.

I do not like the concept of primary display. It is the user, who must
decide which display is primary to him. I have seen people using just
external monitors and ignoring built-in eDP completely.

Also, why does the bring up order matters here? What do you gain by
bringing up eDP before the DP?

>
> We want eDP encoder help functions be executed before DP.

Why?

--
With best wishes
Dmitry

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