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Re: [Qemu-devel] [PULL 2/8] configure: add dma-buf support detection.
From: |
Paolo Bonzini |
Subject: |
Re: [Qemu-devel] [PULL 2/8] configure: add dma-buf support detection. |
Date: |
Fri, 26 Feb 2016 10:29:55 +0100 |
User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:38.0) Gecko/20100101 Thunderbird/38.5.0 |
On 23/02/2016 15:24, Gerd Hoffmann wrote:
> Set CONFIG_OPENGL_DMABUF in case both mesa and libepoxy are
> new enough to have support for dma-buf import/export.
>
> Signed-off-by: Gerd Hoffmann <address@hidden>
> Reviewed-by: Marc-André Lureau <address@hidden>
> ---
> configure | 20 +++++++++++++++++++-
> 1 file changed, 19 insertions(+), 1 deletion(-)
>
> diff --git a/configure b/configure
> index 0aa249b..0c0472a 100755
> --- a/configure
> +++ b/configure
> @@ -279,6 +279,7 @@ smartcard=""
> libusb=""
> usb_redir=""
> opengl=""
> +opengl_dmabuf="no"
> zlib="yes"
> lzo=""
> snappy=""
> @@ -3274,7 +3275,7 @@ libs_softmmu="$libs_softmmu $fdt_libs"
> # opengl probe (for sdl2, gtk, milkymist-tmu2)
>
> if test "$opengl" != "no" ; then
> - opengl_pkgs="epoxy"
> + opengl_pkgs="epoxy libdrm gbm"
This disables OpenGL entirely if libdrm or mesa-libgbm is unavailable.
Is it intentional?
Thanks,
Paolo
> if $pkg_config $opengl_pkgs x11; then
> opengl_cflags="$($pkg_config --cflags $opengl_pkgs) $x11_cflags"
> opengl_libs="$($pkg_config --libs $opengl_pkgs) $x11_libs"
> @@ -3292,6 +3293,18 @@ if test "$opengl" != "no" ; then
> fi
> fi
>
> +if test "$opengl" = "yes"; then
> + cat > $TMPC << EOF
> +#include <epoxy/egl.h>
> +#ifndef EGL_MESA_image_dma_buf_export
> +# error mesa/epoxy lacks support for dmabufs (mesa 10.6+)
> +#endif
> +int main(void) { return 0; }
> +EOF
> + if compile_prog "" "" ; then
> + opengl_dmabuf=yes
> + fi
> +fi
>
> ##########################################
> # archipelago probe
> @@ -4752,6 +4765,7 @@ echo "smartcard support $smartcard"
> echo "libusb $libusb"
> echo "usb net redir $usb_redir"
> echo "OpenGL support $opengl"
> +echo "OpenGL dmabufs $opengl_dmabuf"
> echo "libiscsi support $libiscsi"
> echo "libnfs support $libnfs"
> echo "build guest agent $guest_agent"
> @@ -5050,6 +5064,7 @@ if test "$gtk" = "yes" ; then
> echo "CONFIG_GTK=y" >> $config_host_mak
> echo "CONFIG_GTKABI=$gtkabi" >> $config_host_mak
> echo "GTK_CFLAGS=$gtk_cflags" >> $config_host_mak
> + echo "GTK_LIBS=$gtk_libs" >> $config_host_mak
> if test "$gtk_gl" = "yes" ; then
> echo "CONFIG_GTK_GL=y" >> $config_host_mak
> fi
> @@ -5158,6 +5173,9 @@ if test "$opengl" = "yes" ; then
> echo "CONFIG_OPENGL=y" >> $config_host_mak
> echo "OPENGL_CFLAGS=$opengl_cflags" >> $config_host_mak
> echo "OPENGL_LIBS=$opengl_libs" >> $config_host_mak
> + if test "$opengl_dmabuf" = "yes" ; then
> + echo "CONFIG_OPENGL_DMABUF=y" >> $config_host_mak
> + fi
> fi
>
> if test "$lzo" = "yes" ; then
>
- [Qemu-devel] [PULL 0/8] spice: initial opengl/virgl support, postcopy migration fix., Gerd Hoffmann, 2016/02/23
- [Qemu-devel] [PULL 8/8] Postcopy+spice: Pass spice migration data earlier, Gerd Hoffmann, 2016/02/23
- [Qemu-devel] [PULL 6/8] spice/gl: add unblock timer, Gerd Hoffmann, 2016/02/23
- [Qemu-devel] [PULL 7/8] spice/gl: tweak debug messages., Gerd Hoffmann, 2016/02/23
- [Qemu-devel] [PULL 1/8] spice: init dcl before registering qxl interface, Gerd Hoffmann, 2016/02/23
- [Qemu-devel] [PULL 2/8] configure: add dma-buf support detection., Gerd Hoffmann, 2016/02/23
- Re: [Qemu-devel] [PULL 2/8] configure: add dma-buf support detection.,
Paolo Bonzini <=
- [Qemu-devel] [PULL 4/8] spice: reset cursor on resize, Gerd Hoffmann, 2016/02/23
- [Qemu-devel] [PULL 5/8] spice: add opengl/virgl/dmabuf support, Gerd Hoffmann, 2016/02/23
- [Qemu-devel] [PULL 3/8] egl-helpers: add functions for render nodes and dma-buf passing, Gerd Hoffmann, 2016/02/23
- Re: [Qemu-devel] [PULL 0/8] spice: initial opengl/virgl support, postcopy migration fix., Peter Maydell, 2016/02/23