[PATCH 37/37] drm/bridge/imx/Kconfig: Prevent imx-ldb-helper from appearing in 2 separate modules

[Lee Jones]

On Fri, 17 Mar 2023, Liu Ying wrote:

> Hi Lee,
>
> On Fri, 2023-03-17 at 08:17 +0000, Lee Jones wrote:
> > Fixes the following W=1 kernel build warning(s):
> >
> >  scripts/Makefile.build:252: drivers/gpu/drm/bridge/imx/Makefile: imx-ldb-helper.o is added to multiple modules: imx8qm-ldb imx8qxp-ldb
> >
> > Cc: Liu Ying <victor.liu at nxp.com>
> > Cc: Andrzej Hajda <andrzej.hajda at intel.com>
> > Cc: Neil Armstrong <neil.armstrong at linaro.org>
> > Cc: Robert Foss <rfoss at kernel.org>
> > Cc: Laurent Pinchart <Laurent.pinchart at ideasonboard.com>
> > Cc: Jonas Karlman <jonas at kwiboo.se>
> > Cc: Jernej Skrabec <jernej.skrabec at gmail.com>
> > Cc: David Airlie <airlied at gmail.com>
> > Cc: Daniel Vetter <daniel at ffwll.ch>
> > Cc: Shawn Guo <shawnguo at kernel.org>
> > Cc: Sascha Hauer <s.hauer at pengutronix.de>
> > Cc: Pengutronix Kernel Team <kernel at pengutronix.de>
> > Cc: Fabio Estevam <festevam at gmail.com>
> > Cc: NXP Linux Team <linux-imx at nxp.com>
> > Cc: dri-devel at lists.freedesktop.org
> > Cc: linux-arm-kernel at lists.infradead.org
> > Signed-off-by: Lee Jones <lee at kernel.org>
>
> Thank you for the patch.
>
> > ---
> >  drivers/gpu/drm/bridge/imx/Kconfig          |  7 +++++++
> >  drivers/gpu/drm/bridge/imx/Makefile         |  7 +++++--
> >  drivers/gpu/drm/bridge/imx/imx-ldb-helper.c | 13 +++++++++++++
> >  3 files changed, 25 insertions(+), 2 deletions(-)
> >
> > diff --git a/drivers/gpu/drm/bridge/imx/Kconfig b/drivers/gpu/drm/bridge/imx/Kconfig
> > index 608f47f41bcd1..97018dcd078d0 100644
> > --- a/drivers/gpu/drm/bridge/imx/Kconfig
> > +++ b/drivers/gpu/drm/bridge/imx/Kconfig
> > @@ -1,10 +1,16 @@
> >  if ARCH_MXC || COMPILE_TEST
> >
> > +config DRM_IMX8_LIB
>
> I would limit this to i.MX LVDS Display Bridge(LDB) library, so I
> suggest to use DRM_IMX_LDB_LIB.
>
> > +	tristate
> > +	help
> > +	  Common helper functions used by some of the drivers below.
>
> Considering to use DRM_IMX_LDB_LIB, help message can be a bit more
> specific to LDB drivers, like:
>
> Common helper functions used by i.MX LVDS display bridge drivers below.

Thanks for the help.  Leave it with me.

--
Lee Jones [李琼斯]