lib: Split create_image_surface() out of create_cairo_ctx()

So we can use it in the next commit.

Signed-off-by: Damien Lespiau <damien.lespiau@intel.com>

1 files changed, 11 insertions, 2 deletions

diff --git a/lib/drmtest.c b/lib/drmtest.c
index d9749d7e..cf442a00 100644
--- a/lib/drmtest.c
+++ b/lib/drmtest.c
@@ -1620,9 +1620,8 @@ static cairo_format_t drm_format_to_cairo(uint32_t drm_format)
 	abort();
 }
 
-static cairo_t *create_cairo_ctx(int fd, struct kmstest_fb *fb)
+static cairo_surface_t *create_image_surface(int fd, struct kmstest_fb *fb)
 {
-	cairo_t *cr;
 	cairo_surface_t *surface;
 	cairo_format_t cformat;
 	void *fb_ptr;
@@ -1633,6 +1632,16 @@ static cairo_t *create_cairo_ctx(int fd, struct kmstest_fb *fb)
 						   cformat, fb->width,
 						   fb->height, fb->stride);
 	assert(surface);
+
+	return surface;
+}
+
+static cairo_t *create_cairo_ctx(int fd, struct kmstest_fb *fb)
+{
+	cairo_t *cr;
+	cairo_surface_t *surface;
+
+	surface = create_image_surface(fd, fb);
 	cr = cairo_create(surface);
 	cairo_surface_destroy(surface);