linux-kernel - Re: linux-next: Tree for Dec 16 (drm_panel & intel

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Date:   Tue, 17 Dec 2019 06:42:55 +0100
From:   Sam Ravnborg <sam@...nborg.org>
To:     Randy Dunlap <rdunlap@...radead.org>
Cc:     Stephen Rothwell <sfr@...b.auug.org.au>,
        Linux Next Mailing List <linux-next@...r.kernel.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Thierry Reding <thierry.reding@...il.com>,
        dri-devel <dri-devel@...ts.freedesktop.org>,
        intel-gfx <intel-gfx@...ts.freedesktop.org>
Subject: Re: linux-next: Tree for Dec 16 (drm_panel & intel_panel)

Hi Randy.

On Mon, Dec 16, 2019 at 08:25:11AM -0800, Randy Dunlap wrote:
> On 12/15/19 9:22 PM, Stephen Rothwell wrote:
> > Hi all,
> > 
> > Changes since 20191213:
> > 
> 
> on x86_64:
> 
> ld: drivers/gpu/drm/drm_panel.o: in function `drm_panel_of_backlight':
> (.text+0x2ee): undefined reference to `devm_of_find_backlight'
> 
> ld: drivers/gpu/drm/i915/display/intel_panel.o: in function `intel_backlight_device_register':
> intel_panel.c:(.text+0x593e): undefined reference to `backlight_device_register'
> ld: drivers/gpu/drm/i915/display/intel_panel.o: in function `intel_backlight_device_unregister':
> intel_panel.c:(.text+0x5a04): undefined reference to `backlight_device_unregister'
> 
> CONFIG_DRM_PANEL=y
> CONFIG_BACKLIGHT_CLASS_DEVICE=m
> CONFIG_DRM_I915=y
> 
> Full randconfig file is attached.

Can you please verify if you have:
907aa265fde6589b8059dc51649c6d1f49ade2f3
("drm/drm_panel: fix EXPORT of drm_panel_of_backlight")

This commit is supposed to fix it.

	Sam