drm/exynos: IOMMU support should not be selectable by user

If system provides IOMMU feature, Exynos DRM should use it by default,
because the Exynos DRM subdrivers don't work correctly when Exynos IOMMU
driver has been enabled and no IOMMU support has been compiled into Exynos
DRM driver.

Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com>
Signed-off-by: Inki Dae <inki.dae@samsung.com>

1 files changed, 2 insertions, 3 deletions

diff --git a/drivers/gpu/drm/exynos/Kconfig b/drivers/gpu/drm/exynos/Kconfig
index c072999b7e03..7cf0b46cd48b 100644
--- a/drivers/gpu/drm/exynos/Kconfig
+++ b/drivers/gpu/drm/exynos/Kconfig
@@ -12,10 +12,9 @@ config DRM_EXYNOS
           If M is selected the module will be called exynosdrm.
 
 config DRM_EXYNOS_IOMMU
-        bool "EXYNOS DRM IOMMU Support"
+        bool
         depends on DRM_EXYNOS && EXYNOS_IOMMU && ARM_DMA_USE_IOMMU
-        help
-          Choose this option if you want to use IOMMU feature for DRM.
+        default y
 
 config DRM_EXYNOS_DMABUF
         bool "EXYNOS DRM DMABUF"