drm/nouveau: support synchronous pushbuf submission

This is useful for debugging GPU hangs. Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
2020-01-23 15:52:12 +10:00
parent ea13e5abf8
commit 0352029ed8
2 changed files with 11 additions and 1 deletions
--- a/include/uapi/drm/nouveau_drm.h
+++ b/include/uapi/drm/nouveau_drm.h
@@ -110,6 +110,7 @@ struct drm_nouveau_gem_pushbuf {
 	__u64 push;
 	__u32 suffix0;
 	__u32 suffix1;
+#define NOUVEAU_GEM_PUSHBUF_SYNC                                    (1ULL << 0)
 	__u64 vram_available;
 	__u64 gart_available;
 };