Re: [PATCH v4 6/6] drm/sprd: add Unisoc's drm mipi dsi&dphy driver

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Maxime Ripard <maxime@xxxxxxxxxx> 于2021年4月7日周三 下午6:48写道:
>
> On Wed, Mar 31, 2021 at 09:47:12AM +0800, Kevin Tang wrote:
> > > > diff --git a/drivers/gpu/drm/sprd/Makefile
> > > b/drivers/gpu/drm/sprd/Makefile
> > > > index 6c25bfa99..d49f4977b 100644
> > > > --- a/drivers/gpu/drm/sprd/Makefile
> > > > +++ b/drivers/gpu/drm/sprd/Makefile
> > > > @@ -1,5 +1,8 @@
> > > >  # SPDX-License-Identifier: GPL-2.0
> > > >
> > > >  obj-y := sprd_drm.o \
> > > > -     sprd_dpu.o
> > > > -
> > > > +     sprd_dpu.o \
> > > > +     sprd_dsi.o \
> > > > +     dw_dsi_ctrl.o \
> > > > +     dw_dsi_ctrl_ppi.o \
> > >
> > > So it's a designware IP? There's a driver for it already that seems
> > > fairly similar:
> > > drivers/gpu/drm/bridge/synopsys/dw-mipi-dsi.c
> > >
> > Our dw dsi controller is not a standard synopsys ip, we have updated a lot
> > on the basic ip version,
> > the entire control register is different, i have cc to drm/bridge reviewers
> > and maintainers.
>
> You should make it more obvious then in a comment or in the name of the
> driver. If it's fairly different from the original IP from Synopsys,
> maybe you should just drop the reference to the name?
Thks, i will be fix it.
>
> Maxime




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