Re: [PATCH v5 01/11] drm: Add MIPI DBI bus support

From: Maxime Ripard

Date: Fri Oct 30 2026 - 05:54:58 EST


On Fri, Oct 30, 2026 at 11:42:12AM +0200, Svyatoslav Ryhel wrote:
> пт, 30 жовт. 2026 р. о 11:29 Maxime Ripard <mripard@xxxxxxxxxx> пише:
> >
> > On Thu, Oct 29, 2026 at 05:28:59PM +0200, Svyatoslav Ryhel wrote:
> > > From: Mikko Perttunen <mperttunen@xxxxxxxxxx>
> > >
> > > The MIPI DBI bus allows modeling DBI hosts and peripherals using the Linux
> > > driver model. DBI hosts are registered by their respective drivers. During
> > > registration, DBI peripherals are created from the device tree nodes
> > > provided by the host.
> > >
> > > DBI hosts expose operations that can be used by peripheral drivers to
> > > access associated devices.
> > >
> > > The original code was authored by Mikko Perttunen; I have aligned it with
> > > the existing MIPI DSI implementation.
> > >
> > > Co-developed-by: Svyatoslav Ryhel <clamor95@xxxxxxxxx>
> > > Signed-off-by: Svyatoslav Ryhel <clamor95@xxxxxxxxx>
> >
> > The SoB situation isn't right here. The author is allegedly Mikko
> > Perttunen, but you don't have their SoB, and yours isn't there either.
>
> This is up to Mikko to decide what to do.

Not only, no. When you're sending a patch you must add yours too.

> > Aside from that, which MIPI-DBI type is this supposed to support, and
> > how do you intend to support Type C panels we already support through
> > SPI?
> >
>
> MIPI-DBI Type A and B, which have NO support right now.

Then you need to make it much clearer... everywhere :)

Maxime

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