drmtest: add progress indicator

Some test that trash the aperture necessarily need to take forever, so
add a little progress indicator to keep worried minds at peace.

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

3 files changed, 18 insertions, 0 deletions

diff --git a/lib/drmtest.c b/lib/drmtest.c
index b2ac7621..eda012c8 100644
--- a/lib/drmtest.c
+++ b/lib/drmtest.c
@@ -358,6 +358,21 @@ void drmtest_permute_array(void *array, unsigned size,
 	}
 }
 
+void drmtest_progress(const char *header, uint64_t i, uint64_t total)
+{
+	if (i+1 >= total) {
+		fprintf(stderr, "\r%s100%%\n", header,
+			(long long unsigned) i * 100 / total);
+		return;
+	}
+
+	/* only bother updating about every 0.5% */
+	if (i % (total / 200) == 0 || i+1 >= total) {
+		fprintf(stderr, "\r%s%3llu%%", header,
+			(long long unsigned) i * 100 / total);
+	}
+}
+
 /* mappable aperture trasher helper */
 drm_intel_bo **trash_bos;
 int num_trash_bos;
diff --git a/lib/drmtest.h b/lib/drmtest.h
index 90d81e7f..a8438abd 100644
--- a/lib/drmtest.h
+++ b/lib/drmtest.h
@@ -60,6 +60,7 @@ void drmtest_permute_array(void *array, unsigned size,
 			   void (*exchange_func)(void *array,
 						 unsigned i,
 						 unsigned j));
+void drmtest_progress(const char *header, uint64_t i, uint64_t total);
 
 /* helpers based upon the libdrm buffer manager */
 void drmtest_init_aperture_trashers(drm_intel_bufmgr *bufmgr);
diff --git a/tests/gem_cs_prefetch.c b/tests/gem_cs_prefetch.c
index d425ae9d..983d28eb 100644
--- a/tests/gem_cs_prefetch.c
+++ b/tests/gem_cs_prefetch.c
@@ -157,8 +157,10 @@ int main(int argc, char **argv)
 
 		// leak buffers
 		//drm_intel_bo_unreference(batch_bo);
+		drmtest_progress("gem_cs_prefetch: ", i, count);
 	}
 
+	fprintf(stderr, "Test suceeded, cleanup up - this might take a while.\n");
 	drm_intel_bufmgr_destroy(bufmgr);
 
 	close(fd);