[PATCH] drm/ofdrm: Depend on CONFIG_MMU

Javier Martinez Canillas javierm at redhat.com
Wed Nov 2 13:18:36 UTC 2022


On 11/1/22 11:40, Thomas Zimmermann wrote:
> Add a dependency on CONFIG_MMU to ofdrm. The driver uses GEM SHMEM
> helpers, which require MMU support. A reported error message [1] is
> shown below.
> 
>    arm-linux-gnueabi-ld: drivers/gpu/drm/drm_gem_shmem_helper.o: in function `drm_gem_shmem_fault':
>    >> drivers/gpu/drm/drm_gem_shmem_helper.c:562: undefined reference to `vmf_insert_pfn'
> 
> Reported-by: kernel test robot <lkp at intel.com>
> Signed-off-by: Thomas Zimmermann <tzimmermann at suse.de>
> Fixes: c8a17756c425 ("drm/ofdrm: Add ofdrm for Open Firmware framebuffers")
> Cc: Thomas Zimmermann <tzimmermann at suse.de>
> Cc: Javier Martinez Canillas <javierm at redhat.com>
> Cc: Sam Ravnborg <sam at ravnborg.org>
> Cc: Maxime Ripard <maxime at cerno.tech>
> Cc: "Noralf Trønnes" <noralf at tronnes.org>
> Cc: Danilo Krummrich <dakr at redhat.com>
> Cc: Michal Suchanek <msuchanek at suse.de>
> Cc: Daniel Vetter <daniel.vetter at ffwll.ch>
> Link: https://lore.kernel.org/dri-devel/202210192029.ZFeJvqjv-lkp@intel.com/ # [1]
> ---

Reviewed-by: Javier Martinez Canillas <javierm at redhat.com>

-- 
Best regards,

Javier Martinez Canillas
Core Platforms
Red Hat



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