[Buildroot] [PATCH 1/2] package/sdl2: kmsdrm needs GBM

Fabrice Fontaine fontaine.fabrice at gmail.com
Sat Aug 21 09:39:07 UTC 2021


kmsdrm needs GBM (and so mesa3d) since its addition in version 2.0.6:
https://github.com/libsdl-org/SDL/commit/56363ebf6124b345e1cfbd14fb6c0e654837910c

If libgbm is not found, kmsdrm will be silently disabled

Signed-off-by: Fabrice Fontaine <fontaine.fabrice at gmail.com>
---
 package/sdl2/Config.in | 5 +++++
 package/sdl2/sdl2.mk   | 2 +-
 2 files changed, 6 insertions(+), 1 deletion(-)

diff --git a/package/sdl2/Config.in b/package/sdl2/Config.in
index f29b3c7c38..07de75a4d5 100644
--- a/package/sdl2/Config.in
+++ b/package/sdl2/Config.in
@@ -32,10 +32,15 @@ comment "X11 video driver needs X.org"
 config BR2_PACKAGE_SDL2_KMSDRM
 	bool "KMS/DRM video driver"
 	depends on BR2_PACKAGE_LIBDRM
+	# requires libgbm from mesa3d
+	depends on BR2_PACKAGE_MESA3D_OPENGL_EGL
 
 comment "KMS/DRM video driver needs libdrm"
 	depends on !BR2_PACKAGE_LIBDRM
 
+comment "KMS/DRM video driver needs an OpenGL EGL backend provided by mesa3d"
+	depends on !BR2_PACKAGE_MESA3D_OPENGL_EGL
+
 config BR2_PACKAGE_SDL2_OPENGL
 	bool "OpenGL (GLX)"
 	depends on BR2_PACKAGE_HAS_LIBGL
diff --git a/package/sdl2/sdl2.mk b/package/sdl2/sdl2.mk
index 5aad92eda8..ff6b29f29c 100644
--- a/package/sdl2/sdl2.mk
+++ b/package/sdl2/sdl2.mk
@@ -152,7 +152,7 @@ SDL2_CONF_OPTS += --disable-alsa
 endif
 
 ifeq ($(BR2_PACKAGE_SDL2_KMSDRM),y)
-SDL2_DEPENDENCIES += libdrm
+SDL2_DEPENDENCIES += libdrm mesa3d
 SDL2_CONF_OPTS += --enable-video-kmsdrm
 else
 SDL2_CONF_OPTS += --disable-video-kmsdrm
-- 
2.32.0



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