tests/prime_nv_pcopy.c: fail if nouveau_pushbuf_kick fails rather than spinning

diff --git a/tests/prime_nv_pcopy.c b/tests/prime_nv_pcopy.c
index 21dccf3..7ed5cf4 100644 (file)
--- a/tests/prime_nv_pcopy.c
+++ b/tests/prime_nv_pcopy.c
@@ -534,6 +534,7 @@ static int perform_copy(struct nouveau_bo *nvbo, const rect *dst,
        uint32_t cpp = 1, exec = 0x00003000; /* QUERY|QUERY_SHORT|FORMAT */
        uint32_t src_off = 0, dst_off = 0;
        struct nouveau_pushbuf *push = npush;
+       int ret;
 
        if (nvbi->config.nv50.tile_mode == tile_intel_y)
                dbg("src is y-tiled\n");
@@ -591,9 +592,9 @@ static int perform_copy(struct nouveau_bo *nvbo, const rect *dst,
        BEGIN_NVXX(push, SUBC_COPY(0x0300), 1);
        PUSH_DATA (push, exec);
 
-       nouveau_pushbuf_kick(push, push->channel);
-       while (*query < query_counter) { usleep(1000); }
-       return 0;
+       ret = nouveau_pushbuf_kick(push, push->channel);
+       while (!ret && *query < query_counter) { usleep(1000); }
+       return ret;
 }
 
 static int check1_macro(uint32_t *p, uint32_t w, uint32_t h)