On Tue, Dec 17, 2019 at 08:25:03AM -0800, Randy Dunlap wrote:
> On 12/17/19 6:07 AM, Andy Shevchenko wrote:
> > The initial commit followed by the fix didn't take into consideration the case
> >
> > CONFIG_DRM_PANEL=y
> > CONFIG_BACKLIGHT_CLASS_DEVICE=m
> > CONFIG_DRM_I915=y
> >
> > where symbol devm_of_find_backlight() is not reachable from DRM subsystem.
> > Quick fix is to avoid drm_panel_of_backlight() from exporting in such case.
> >
> > Fixes: 907aa265fde6 ("drm/drm_panel: fix EXPORT of drm_panel_of_backlight")
> > Reported-by: Randy Dunlap <rdunlap@xxxxxxxxxxxxx>
> > Cc: Linus Walleij <linus.walleij@xxxxxxxxxx>
> > Cc: Sam Ravnborg <sam@xxxxxxxxxxxx>
> > Cc: Laurent Pinchart <laurent.pinchart@xxxxxxxxxxxxxxxx>
> > Cc: Thierry Reding <thierry.reding@xxxxxxxxx>
> > Cc: Maarten Lankhorst <maarten.lankhorst@xxxxxxxxxxxxxxx>
> > Cc: Sean Paul <sean@xxxxxxxxxx>
> > Cc: David Airlie <airlied@xxxxxxxx>
> > Cc: Daniel Vetter <daniel@xxxxxxxx>
> > Cc: Maxime Ripard <mripard@xxxxxxxxxx>
> > Cc: dri-devel@xxxxxxxxxxxxxxxxxxxxx
> > Signed-off-by: Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx>
>
> Yes, that fixes the build error. Thanks.
>
> Acked-by: Randy Dunlap <rdunlap@xxxxxxxxxxxxx> # build-tested
Hi Andy - thanks for fixing this. And thanks Randy for verifying the
fix.
It passed my build test and is now pushed to drm-misc-next.
Sam
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