Re: linux-next: build failure after merge of the drm-misc tree

Neil Armstrong <[email protected]> Wed, 22 Jul 2026 10:44:25 +0200
Newsgroups org.kernel.vger.linux-next,org.freedesktop.lists.dri-devel,org.freedesktop.lists.intel-gfx,org.kernel.vger.linux-kernel
Organization Linaro
Message-ID <[email protected]>
Hi Mark,

On 7/21/26 16:06, Mark Brown wrote:
> Hi all,
> 
> After merging the drm-misc tree, today's linux-next build
> (arm64 defconfig) failed like this:
> 
> /tmp/next/build/drivers/gpu/drm/imx/dcss/dcss-kms.c: In function 'dcss_kms_bridge_connector_init':
> /tmp/next/build/drivers/gpu/drm/imx/dcss/dcss-kms.c:81:17: error: implicit declaration of function 'drm_panel_put'; did you mean 'drm_dev_put'? [-Wimplicit-function-declaration]
>     81 |                 drm_panel_put(panel);
>        |                 ^~~~~~~~~~~~~
>        |                 drm_dev_put
> make[8]: *** [/tmp/next/build/scripts/Makefile.build:289: drivers/gpu/drm/imx/dcss/dcss-kms.o] Error 1
> make[7]: *** [/tmp/next/build/scripts/Makefile.build:549: drivers/gpu/drm/imx/dcss] Error 2
> make[6]: *** [/tmp/next/build/scripts/Makefile.build:549: drivers/gpu/drm/imx] Error 2
> make[6]: *** Waiting for unfinished jobs....
> /tmp/next/build/drivers/gpu/drm/mxsfb/mxsfb_drv.c: In function 'mxsfb_attach_bridge':
> /tmp/next/build/drivers/gpu/drm/mxsfb/mxsfb_drv.c:130:17: error: implicit declaration of function 'drm_panel_put'; did you mean 'drm_dev_put'? [-Wimplicit-function-declaration]
>    130 |                 drm_panel_put(panel);
>        |                 ^~~~~~~~~~~~~
>        |                 drm_dev_put
> 
> Caused by commit
> 
>     b71a623598d31 (drm/panel: of_drm_find_panel() return a counted reference)
>     
> I have used the version from next-20260720 instead.

Seems the patch hasn't been properly build tested, I'll send a fix today.

Thanks,
Neil