[Buildroot] [PATCH/next v9 07/12] package/mesa3d: add a new option to enable GLX support

Romain Naour romain.naour at gmail.com
Sun Aug 11 20:31:54 UTC 2019


Hi Bernd,

Le 11/08/2019 à 15:17, Bernd Kuhls a écrit :
> From: Romain Naour <romain.naour at smile.fr>
> 
> When switching to meson build system, enabling GLX support
> require at least one DRI or Gallium dirver.
> 
> So add a dependency on BR2_PACKAGE_MESA3D_DRIVER for
> BR2_PACKAGE_MESA3D_OPENGL_GLX option.
> 
> quoting the meson build system:
> "dri based GLX requires at least one DRI driver." [1]
> "Even when building just gallium drivers the user probably wants dri." [2]
> 
> [1] https://cgit.freedesktop.org/mesa/mesa/tree/meson.build?h=19.0#n340
> [2] https://cgit.freedesktop.org/mesa/mesa/tree/meson.build?h=19.0#n266
> 
> Signed-off-by: Romain Naour <romain.naour at smile.fr>
> [Bernd: moved x11 dependencies from glx condition to xorg7 condition to
>  fix build error with enabled egl without glx
>  BR2_PACKAGE_HAS_LIBGL needs to depend on BR2_PACKAGE_MESA3D_OPENGL_GLX]
> 
> Signed-off-by: Bernd Kuhls <bernd.kuhls at t-online.de>
> ---
> v9: fixed x11 dependency
> 
>  package/mesa3d/Config.in | 32 ++++++++++++++++++++++----------
>  package/mesa3d/mesa3d.mk | 24 ++++++++++++------------
>  2 files changed, 34 insertions(+), 22 deletions(-)
> 
> diff --git a/package/mesa3d/Config.in b/package/mesa3d/Config.in
> index eba218efb2..f5f3f63e22 100644
> --- a/package/mesa3d/Config.in
> +++ b/package/mesa3d/Config.in
> @@ -6,16 +6,7 @@ menuconfig BR2_PACKAGE_MESA3D
>  	depends on BR2_TOOLCHAIN_HAS_THREADS_NPTL
>  	select BR2_PACKAGE_LIBDRM
>  	select BR2_PACKAGE_EXPAT
> -	select BR2_PACKAGE_HAS_LIBGL if BR2_PACKAGE_XORG7
>  	select BR2_PACKAGE_WAYLAND_PROTOCOLS if BR2_PACKAGE_WAYLAND
> -	select BR2_PACKAGE_XORGPROTO if BR2_PACKAGE_XORG7
> -	select BR2_PACKAGE_XLIB_LIBX11 if BR2_PACKAGE_XORG7
> -	select BR2_PACKAGE_XLIB_LIBXEXT if BR2_PACKAGE_XORG7
> -	select BR2_PACKAGE_XLIB_LIBXDAMAGE if BR2_PACKAGE_XORG7
> -	select BR2_PACKAGE_XLIB_LIBXFIXES if BR2_PACKAGE_XORG7
> -	select BR2_PACKAGE_XLIB_LIBXRANDR if BR2_PACKAGE_XORG7
> -	select BR2_PACKAGE_XLIB_LIBXXF86VM if BR2_PACKAGE_XORG7
> -	select BR2_PACKAGE_LIBXCB if BR2_PACKAGE_XORG7
>  	select BR2_PACKAGE_ZLIB
>  	help
>  	  Mesa 3D, an open-source implementation of the OpenGL
> @@ -281,6 +272,27 @@ comment "OSMesa classic requires dri (classic) swrast"
>  
>  if BR2_PACKAGE_MESA3D_DRIVER
>  
> +comment "OpenGL API Support"
> +
> +config BR2_PACKAGE_MESA3D_OPENGL_GLX
> +	bool "OpenGL GLX"
> +	depends on BR2_PACKAGE_XORG7
> +	select BR2_PACKAGE_HAS_LIBGL
> +	select BR2_PACKAGE_LIBXCB
> +	select BR2_PACKAGE_XLIB_LIBX11
> +	select BR2_PACKAGE_XLIB_LIBXDAMAGE
> +	select BR2_PACKAGE_XLIB_LIBXEXT
> +	select BR2_PACKAGE_XLIB_LIBXFIXES
> +	select BR2_PACKAGE_XLIB_LIBXRANDR
> +	select BR2_PACKAGE_XLIB_LIBXXF86VM
> +	select BR2_PACKAGE_XORGPROTO
> +	help
> +	  Enable GLX graphic acceleration (OpenGL + X11).
> +	  GLX support needs X11 and at least one DRI or Gallium driver.
> +
> +comment "OpenGL GLX support needs X11"
> +	depends on !BR2_PACKAGE_XORG7
> +
>  comment "Additional API Support"
>  
>  config BR2_PACKAGE_MESA3D_OPENGL_EGL
> @@ -301,7 +313,7 @@ config BR2_PACKAGE_MESA3D_OPENGL_ES
>  endif # BR2_PACKAGE_MESA3D_DRIVER
>  
>  config BR2_PACKAGE_PROVIDES_LIBGL
> -	default "mesa3d" if BR2_PACKAGE_XORG7
> +	default "mesa3d" if BR2_PACKAGE_MESA3D_OPENGL_GLX
>  
>  config BR2_PACKAGE_PROVIDES_LIBEGL
>  	default "mesa3d" if BR2_PACKAGE_MESA3D_OPENGL_EGL
> diff --git a/package/mesa3d/mesa3d.mk b/package/mesa3d/mesa3d.mk
> index caa38771e6..1987cb358a 100644
> --- a/package/mesa3d/mesa3d.mk
> +++ b/package/mesa3d/mesa3d.mk
> @@ -72,16 +72,7 @@ MESA3D_CONF_ENV += CFLAGS="$(TARGET_CFLAGS) -mno-compact-eh"
>  MESA3D_CONF_ENV += CXXFLAGS="$(TARGET_CXXFLAGS) -mno-compact-eh"
>  endif
>  
> -ifeq ($(BR2_PACKAGE_XORG7),y)
> -MESA3D_DEPENDENCIES += \
> -	xlib_libX11 \
> -	xlib_libXext \
> -	xlib_libXdamage \
> -	xlib_libXfixes \
> -	xlib_libXrandr \
> -	xlib_libXxf86vm \
> -	xorgproto \
> -	libxcb
> +ifeq ($(BR2_PACKAGE_MESA3D_OPENGL_GLX),y)

Maybe we can squash all BR2_PACKAGE_MESA3D_OPENGL_GLX together.
This can be done in a followup patch.

Reviewed-by: Romain Naour <romain.naour at gmail.com>

Best regards,
Romain


>  MESA3D_CONF_OPTS += --enable-glx --disable-mangling
>  ifeq ($(BR2_PACKAGE_MESA3D_NEEDS_XA),y)
>  MESA3D_CONF_OPTS += --enable-xa
> @@ -170,7 +161,7 @@ MESA3D_CONF_OPTS += --enable-opengl --enable-dri
>  MESA3D_CONF_OPTS += --disable-va
>  
>  # libGL is only provided for a full xorg stack
> -ifeq ($(BR2_PACKAGE_XORG7),y)
> +ifeq ($(BR2_PACKAGE_MESA3D_OPENGL_GLX),y)
>  MESA3D_PROVIDES += libgl
>  else
>  define MESA3D_REMOVE_OPENGL_HEADERS
> @@ -195,7 +186,16 @@ ifeq ($(BR2_PACKAGE_WAYLAND),y)
>  MESA3D_DEPENDENCIES += wayland wayland-protocols
>  MESA3D_PLATFORMS += wayland
>  endif
> -ifeq ($(BR2_PACKAGE_XORG7),y)
> +ifeq ($(BR2_PACKAGE_MESA3D_OPENGL_GLX),y)
> +MESA3D_DEPENDENCIES += \
> +	xlib_libX11 \
> +	xlib_libXext \
> +	xlib_libXdamage \
> +	xlib_libXfixes \
> +	xlib_libXrandr \
> +	xlib_libXxf86vm \
> +	xorgproto \
> +	libxcb
>  MESA3D_PLATFORMS += x11
>  endif
>  
> 




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