On 12/01/2013 01:53 AM, Tapani Pälli wrote:
> Commit a594cec broke EGL X11 backend by adding dependency between
> X11 and DRM backends requiring HAVE_EGL_PLATFORM_DRM defined for X11.
>
> This patch fixes the issue by adding additional define for libdrm
> detection independent of which backend is being compiled. Tested by
> compiling Mesa with '--with-egl-platforms=x11' and running es2gears_x11
> + glbenchmark2.7 successfully.
>
> v2: return true for dri2_auth if running without libdrm (Samuel)
> v3: check libdrm when building EGL drm platform + AM_CFLAGS fix (Emil)
>
> Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=72062
> Signed-off-by: Tapani Pälli <tapani.pa...@intel.com>
> Reviewed-by: Emil Velikov <emil.l.veli...@gmail.com>
> Cc: Samuel Thibault <samuel.thiba...@ens-lyon.org>
> Cc: mesa-sta...@lists.freedesktop.org
This patch doesn't apply to 10.0 branch. It looks like it's fixing a
problem caused by another patch that isn't on the branch either. Is
this patch actually needed on 10.0? If it is, can you provide a version
that applies?
Thanks.
> ---
> configure.ac | 5 +++++
> src/egl/drivers/dri2/platform_x11.c | 9 +++------
> 2 files changed, 8 insertions(+), 6 deletions(-)
>
> diff --git a/configure.ac b/configure.ac
> index 8c52535..91a5817 100644
> --- a/configure.ac
> +++ b/configure.ac
> @@ -761,6 +761,9 @@ AC_SUBST([MESA_LLVM])
> # Check for libdrm
> PKG_CHECK_MODULES([LIBDRM], [libdrm >= $LIBDRM_REQUIRED],
> [have_libdrm=yes], [have_libdrm=no])
> +if test "x$have_libdrm" = xyes; then
> + DEFINES="$DEFINES -DHAVE_LIBDRM"
> +fi
>
> PKG_CHECK_MODULES([LIBUDEV], [libudev >= $LIBUDEV_REQUIRED],
> have_libudev=yes, have_libudev=no)
> @@ -1439,6 +1442,8 @@ for plat in $egl_platforms; do
> drm)
> test "x$enable_gbm" = "xno" &&
> AC_MSG_ERROR([EGL platform drm needs gbm])
> + test "x$have_libdrm" != xyes &&
> + AC_MSG_ERROR([EGL platform drm requires libdrm >=
> $LIBDRM_REQUIRED])
> ;;
>
> android|fbdev|gdi|null)
> diff --git a/src/egl/drivers/dri2/platform_x11.c
> b/src/egl/drivers/dri2/platform_x11.c
> index c56a413..04cb62b 100644
> --- a/src/egl/drivers/dri2/platform_x11.c
> +++ b/src/egl/drivers/dri2/platform_x11.c
> @@ -33,7 +33,7 @@
> #include <fcntl.h>
> #include <errno.h>
> #include <unistd.h>
> -#ifdef HAVE_DRM_PLATFORM
> +#ifdef HAVE_LIBDRM
> #include <xf86drm.h>
> #endif
> #include <sys/types.h>
> @@ -608,7 +608,7 @@ dri2_x11_authenticate(_EGLDisplay *disp, uint32_t id)
> static EGLBoolean
> dri2_authenticate(_EGLDisplay *disp)
> {
> -#ifdef HAVE_DRM_PLATFORM
> +#ifdef HAVE_LIBDRM
> struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
> drm_magic_t magic;
>
> @@ -621,11 +621,8 @@ dri2_authenticate(_EGLDisplay *disp)
> _eglLog(_EGL_WARNING, "DRI2: failed to authenticate");
> return EGL_FALSE;
> }
> -
> - return EGL_TRUE;
> -#else
> - return EGL_FALSE;
> #endif
> + return EGL_TRUE;
> }
>
> static EGLBoolean
>
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