drm/sun4i: add a Kconfig option for sun4i-backend

As sun4i-backend is now a dedicated module, add an Kconfig option for
it to make it optional, since some build may only use other engines.

Signed-off-by: Icenowy Zheng <icenowy@aosc.io>
Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
This commit is contained in:
Icenowy Zheng
2017-05-17 22:47:19 +08:00
committed by Maxime Ripard
parent 8796933843
commit a43a42ad9c
2 changed files with 12 additions and 1 deletions

View File

@@ -12,3 +12,13 @@ config DRM_SUN4I
Choose this option if you have an Allwinner SoC with a
Display Engine. If M is selected the module will be called
sun4i-drm.
config DRM_SUN4I_BACKEND
tristate "Support for Allwinner A10 Display Engine Backend"
depends on DRM_SUN4I
default DRM_SUN4I
help
Choose this option if you have an Allwinner SoC with the
original Allwinner Display Engine, which has a backend to
do some alpha blending and feed graphics to TCON. If M is
selected the module will be called sun4i-backend.