linux-kernel - Re: [PATCH 1/2] drm/panel/lg-sw43408: depends on CONFIG_DRM_DISPLAY_DP

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Date: Wed, 24 Apr 2024 10:12:12 +0200
From: Maxime Ripard <mripard@...nel.org>
To: Dmitry Baryshkov <dmitry.baryshkov@...aro.org>
Cc: neil.armstrong@...aro.org, Jessica Zhang <quic_jesszhan@...cinc.com>, 
	Sam Ravnborg <sam@...nborg.org>, Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>, 
	Thomas Zimmermann <tzimmermann@...e.de>, David Airlie <airlied@...il.com>, 
	Daniel Vetter <daniel@...ll.ch>, Sumit Semwal <sumit.semwal@...aro.org>, 
	Caleb Connolly <caleb.connolly@...aro.org>, dri-devel@...ts.freedesktop.org, linux-kernel@...r.kernel.org, 
	kernel test robot <lkp@...el.com>
Subject: Re: [PATCH 1/2] drm/panel/lg-sw43408: depends on
 CONFIG_DRM_DISPLAY_DP_HELPER

Hi,

On Wed, Apr 24, 2024 at 10:43:32AM +0300, Dmitry Baryshkov wrote:
> On Wed, 24 Apr 2024 at 09:54, Neil Armstrong <neil.armstrong@...aro.org> wrote:
> >
> > On 20/04/2024 04:41, Dmitry Baryshkov wrote:
> > > This panel driver uses DSC PPS functions and as such depends on the
> > > DRM_DISPLAY_DP_HELPER. Add missing dependency
> > >
> > > Reported-by: kernel test robot <lkp@...el.com>
> > > Closes: https://lore.kernel.org/oe-kbuild-all/202404200800.kYsRYyli-lkp@intel.com/
> >
> > No Fixes ?
> 
> I'll add Fixes for v2. I'm waiting for the discussion on Kconfig to settle.
> 
> >
> > > Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@...aro.org>
> > > ---
> > >   drivers/gpu/drm/panel/Kconfig | 1 +
> > >   1 file changed, 1 insertion(+)
> > >
> > > diff --git a/drivers/gpu/drm/panel/Kconfig b/drivers/gpu/drm/panel/Kconfig
> > > index ab67789e59a2..5e6692207beb 100644
> > > --- a/drivers/gpu/drm/panel/Kconfig
> > > +++ b/drivers/gpu/drm/panel/Kconfig
> > > @@ -340,6 +340,7 @@ config DRM_PANEL_LG_SW43408
> > >       depends on OF
> > >       depends on DRM_MIPI_DSI
> > >       depends on BACKLIGHT_CLASS_DEVICE
> > > +     depends on DRM_DISPLAY_DP_HELPER
> > >       help
> > >         Say Y here if you want to enable support for LG sw43408 panel.
> > >         The panel has a 1080x2160@...z resolution and uses 24 bit RGB per
> > >
> >
> > Reviewed-by: Neil Armstrong <neil.armstrong@...aro.org>

There's an ongoing discussion about reverting the whole Kconfig rework
thing here and the dust hasn't settled yet:

https://lore.kernel.org/r/cover.1713780345.git.geert+renesas@glider.be

I don't think there's anything you need to do now, but it's probably
good to keep it in mind.

Maxime

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