Select FB_CORE if GEM's DMA and TTM implementations support fbdev emulation. Fixes linker errors about missing symbols from the fbdev subsystem. Also see [1] for a related SHMEM fix. Fixes: dadd28d4142f ("drm/client: Add client-lib module") Signed-off-by: Thomas Zimmermann <tzimmermann@xxxxxxx> Link: https://patchwork.freedesktop.org/series/141411/ # 1 --- drivers/gpu/drm/Kconfig | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/gpu/drm/Kconfig b/drivers/gpu/drm/Kconfig index c181b2ee78b6..6105a55eb464 100644 --- a/drivers/gpu/drm/Kconfig +++ b/drivers/gpu/drm/Kconfig @@ -288,6 +288,7 @@ config DRM_TTM_HELPER tristate depends on DRM select DRM_TTM + select FB_CORE if DRM_FBDEV_EMULATION select FB_SYSMEM_HELPERS_DEFERRED if DRM_FBDEV_EMULATION help Helpers for ttm-based gem objects @@ -295,6 +296,7 @@ config DRM_TTM_HELPER config DRM_GEM_DMA_HELPER tristate depends on DRM + select FB_CORE if DRM_FBDEV_EMULATION select FB_DMAMEM_HELPERS_DEFERRED if DRM_FBDEV_EMULATION help Choose this if you need the GEM DMA helper functions -- 2.47.1