nouveau: Factor out common winsys bits into libnouveaudrm.a

1 files changed, 31 insertions, 0 deletions

diff --git a/src/gallium/winsys/drm/nouveau/common/nouveau_screen.c b/src/gallium/winsys/drm/nouveau/common/nouveau_screen.c
new file mode 100644
index 0000000000..422fbf0207
--- /dev/null
+++ b/src/gallium/winsys/drm/nouveau/common/nouveau_screen.c
@@ -0,0 +1,31 @@
+#include <util/u_memory.h>
+#include "nouveau_dri.h"
+#include "nouveau_local.h"
+#include "nouveau_screen.h"
+
+int
+nouveau_screen_init(struct nouveau_dri *nv_dri, int dev_fd,
+                    struct nouveau_screen *nv_screen)
+{
+	int ret;
+
+	ret = nouveau_device_open_existing(&nv_screen->device, 0,
+	                                   dev_fd, 0);
+	if (ret) {
+		NOUVEAU_ERR("Failed opening nouveau device: %d\n", ret);
+		return 1;
+	}
+
+	nv_screen->front_offset = nv_dri->front_offset;
+	nv_screen->front_pitch  = nv_dri->front_pitch * (nv_dri->bpp / 8);
+	nv_screen->front_cpp = nv_dri->bpp / 8;
+	nv_screen->front_height = nv_dri->height;
+
+	return 0;
+}
+
+void
+nouveau_screen_cleanup(struct nouveau_screen *nv_screen)
+{
+	nouveau_device_close(&nv_screen->device);
+}