lib: add gem_available_aperture_size helper

Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>

1 files changed, 1 insertions, 0 deletions

diff --git a/lib/drmtest.h b/lib/drmtest.h
index 5e831e5f..20e26205 100644
--- a/lib/drmtest.h
+++ b/lib/drmtest.h
@@ -79,6 +79,7 @@ void *gem_mmap__gtt(int fd, uint32_t handle, int size, int prot);
 void *gem_mmap__cpu(int fd, uint32_t handle, int size, int prot);
 #define gem_mmap gem_mmap__gtt
 
+uint64_t gem_available_aperture_size(int fd);
 uint64_t gem_aperture_size(int fd);
 uint64_t gem_mappable_aperture_size(void);
 int gem_madvise(int fd, uint32_t handle, int state);