Re: [PATCH 5.10 078/120] drm/dp/mst: Export drm_dp_get_vc_payload_bw()

From: Imre Deak
Date: Wed Feb 10 2021 - 07:45:19 EST


Hi,

On Wed, Feb 10, 2021 at 01:25:17PM +0100, Pavel Machek wrote:
> Hi!
>
> > commit 83404d581471775f37f85e5261ec0d09407d8bed upstream.
> >
> > This function will be needed by the next patch where the driver
> > calculates the BW based on driver specific parameters, so export it.
> >
> > At the same time sanitize the function params, passing the more natural
> > link rate instead of the encoding of the same rate.
>
> > Cc: <stable@xxxxxxxxxxxxxxx>
>
> This adds exports, but there's no user of the export, neither in
> 5.10-stable nor in linux-next. What is the plan here?

the export is used by the upstream
commit 882554042d138dbc6fb1a43017d0b9c3b38ee5f5
Author: Imre Deak <imre.deak@xxxxxxxxx>
Date: Mon Jan 25 19:36:36 2021 +0200

drm/i915: Fix the MST PBN divider calculation

which I can also see now applied to 5.10.15:

commit 0fe98e455784a6c11e0dd48612acd343f4a46fce
Author: Imre Deak <imre.deak@xxxxxxxxx>
AuthorDate: Mon Jan 25 19:36:36 2021 +0200
Commit: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
CommitDate: Wed Feb 10 09:29:18 2021 +0100

drm/i915: Fix the MST PBN divider calculation

commit 882554042d138dbc6fb1a43017d0b9c3b38ee5f5 upstream.

--Imre