[v2 2/2] tests/kms_async_flips: Reuse the already mmapped buffer

[Vandita Kulkarni]

In crc test case where we are trying to update the fb
dont mmap it agian. On some platforms it was found that
updating a newly mmapped buffer takes longer time.

Signed-off-by: Vandita Kulkarni <vandita.kulkarni at intel.com>
Reviewed-by: Zbigniew Kempczyński <zbigniew.kempczynski at intel.com>
---
 tests/kms_async_flips.c | 16 +++++++++++++---
 1 file changed, 13 insertions(+), 3 deletions(-)

diff --git a/tests/kms_async_flips.c b/tests/kms_async_flips.c
index 2895168f7..4658ca4c0 100644
--- a/tests/kms_async_flips.c
+++ b/tests/kms_async_flips.c
@@ -221,12 +221,19 @@ static void test_init_fbs(data_t *data)
 		prev_modifier = data->modifier;
 
 		if (data->bufs[0].fb_id) {
-			for (i = 0; i < NUM_FBS; i++)
+			for (i = 0; i < NUM_FBS; i++) {
+				if (is_intel_device(data->drm_fd))
+					igt_fb_unmap_buffer(&data->bufs[i], data->bufs[i].driver_priv);
 				igt_remove_fb(data->drm_fd, &data->bufs[i]);
+			}
 		}
 
-		for (i = 0; i < NUM_FBS; i++)
+		for (i = 0; i < NUM_FBS; i++) {
 			make_fb(data, &data->bufs[i], width, height, i);
+			if (is_intel_device(data->drm_fd))
+				data->bufs[i].driver_priv = igt_fb_map_buffer(data->drm_fd,
+									      &data->bufs[i]);
+		}
 	}
 
 	igt_plane_set_fb(data->plane, &data->bufs[0]);
@@ -730,8 +737,11 @@ igt_main
 	}
 
 	igt_fixture {
-		for (i = 0; i < NUM_FBS; i++)
+		for (i = 0; i < NUM_FBS; i++) {
+			if (is_intel_device(data.drm_fd))
+				igt_fb_unmap_buffer(&data.bufs[i], data.bufs[i].driver_priv);
 			igt_remove_fb(data.drm_fd, &data.bufs[i]);
+		}
 
 		if (is_intel_device(data.drm_fd))
 			buf_ops_destroy(data.bops);
-- 
2.43.2