Subject: Re: [PATCH v1 1/1] drm/drm_panel: Fix EXPORT of drm_panel_of_backlight() one more time

From: Sam Ravnborg <[email-masked]>
Date: Tue, 17 Dec 2019 20:40:58 +0100

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 <[email-masked]>
> > Cc: Linus Walleij <[email-masked]>
> > Cc: Sam Ravnborg <[email-masked]>
> > Cc: Laurent Pinchart <[email-masked]>
> > Cc: Thierry Reding <[email-masked]>
> > Cc: Maarten Lankhorst <[email-masked]>
> > Cc: Sean Paul <[email-masked]>
> > Cc: David Airlie <[email-masked]>
> > Cc: Daniel Vetter <[email-masked]>
> > Cc: Maxime Ripard <[email-masked]>
> > Cc: [email-masked]
> > Signed-off-by: Andy Shevchenko <[email-masked]>
> 
> Yes, that fixes the build error.  Thanks.
> 
> Acked-by: Randy Dunlap <[email-masked]> # 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