Fbdev emulation for SHMEM and TTM requires helpers from the fbdev subsystem. Select them from the modules that use them instead of the core DRM module. Signed-off-by: Thomas Zimmermann <tzimmermann@xxxxxxx> --- drivers/gpu/drm/Kconfig | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/Kconfig b/drivers/gpu/drm/Kconfig index 1df4e627e3d3..88b2ba55fe16 100644 --- a/drivers/gpu/drm/Kconfig +++ b/drivers/gpu/drm/Kconfig @@ -11,7 +11,6 @@ menuconfig DRM select DRM_PANEL_ORIENTATION_QUIRKS select DRM_KMS_HELPER if DRM_FBDEV_EMULATION select FB_CORE if DRM_FBDEV_EMULATION - select FB_SYSMEM_HELPERS_DEFERRED if DRM_FBDEV_EMULATION select HDMI select I2C select DMA_SHARED_BUFFER @@ -332,6 +331,7 @@ config DRM_TTM_HELPER tristate depends on DRM select DRM_TTM + select FB_SYSMEM_HELPERS_DEFERRED if DRM_FBDEV_EMULATION help Helpers for ttm-based gem objects @@ -345,6 +345,7 @@ config DRM_GEM_DMA_HELPER config DRM_GEM_SHMEM_HELPER tristate depends on DRM && MMU + select FB_SYSMEM_HELPERS_DEFERRED if DRM_FBDEV_EMULATION help Choose this if you need the GEM shmem helper functions -- 2.46.0