diff options
| -rw-r--r-- | tests/kms_pipe_crc_basic.c | 73 |
1 files changed, 73 insertions, 0 deletions
diff --git a/tests/kms_pipe_crc_basic.c b/tests/kms_pipe_crc_basic.c index cb93c1adf..c3c4cdd82 100644 --- a/tests/kms_pipe_crc_basic.c +++ b/tests/kms_pipe_crc_basic.c @@ -154,6 +154,75 @@ static void test_read_crc(data_t *data, enum pipe pipe, unsigned flags) } } +/* + * CRC-sanity test, to make sure there would be no CRC mismatches + * + * - Create two framebuffers (FB0 & FB1) with same color info + * - Flip FB0 with the Primary plane & collect the CRC as ref CRC. + * - Flip FB1 with the Primary plane, collect the CRC & compare with + * the ref CRC. + * + * No CRC mismatch should happen + */ +static void test_compare_crc(data_t *data, enum pipe pipe) +{ + igt_display_t *display = &data->display; + igt_plane_t *primary; + drmModeModeInfo *mode; + igt_crc_t ref_crc, crc; + igt_pipe_crc_t *pipe_crc = NULL; + struct igt_fb fb0, fb1; + igt_output_t *output = igt_get_single_output_for_pipe(display, pipe); + + igt_require_f(output, "No connector found for pipe %s\n", + kmstest_pipe_name(pipe)); + + igt_require_pipe(display, pipe); + igt_display_reset(display); + igt_output_set_pipe(output, pipe); + + mode = igt_output_get_mode(output); + + /* Create two framebuffers with the same color info. */ + igt_create_color_fb(data->drm_fd, + mode->hdisplay, mode->vdisplay, + DRM_FORMAT_XRGB8888, + LOCAL_DRM_FORMAT_MOD_NONE, + 1.0, 1.0, 1.0, + &fb0); + igt_create_color_fb(data->drm_fd, + mode->hdisplay, mode->vdisplay, + DRM_FORMAT_XRGB8888, + LOCAL_DRM_FORMAT_MOD_NONE, + 1.0, 1.0, 1.0, + &fb1); + + /* Flip FB0 with the Primary plane & collect the CRC as ref CRC. */ + primary = igt_output_get_plane_type(output, DRM_PLANE_TYPE_PRIMARY); + igt_plane_set_fb(primary, &fb0); + igt_display_commit(display); + + pipe_crc = igt_pipe_crc_new(data->drm_fd, pipe, + INTEL_PIPE_CRC_SOURCE_AUTO); + igt_pipe_crc_collect_crc(pipe_crc, &ref_crc); + + /* Flip FB1 with the Primary plane & compare the CRC with ref CRC. */ + igt_plane_set_fb(primary, &fb1); + igt_display_commit(display); + + igt_pipe_crc_collect_crc(pipe_crc, &crc); + igt_assert_crc_equal(&crc, &ref_crc); + + /* Clean-up */ + igt_pipe_crc_free(pipe_crc); + igt_plane_set_fb(primary, NULL); + igt_output_set_pipe(output, PIPE_NONE); + igt_display_commit(display); + + igt_remove_fb(data->drm_fd, &fb0); + igt_remove_fb(data->drm_fd, &fb1); +} + data_t data = {0, }; igt_main @@ -209,6 +278,10 @@ igt_main igt_disallow_hang(data.drm_fd, hang); } + + igt_describe("Basic sanity check for CRC mismatches"); + igt_subtest_f("compare-crc-sanitycheck-pipe-%s", kmstest_pipe_name(pipe)) + test_compare_crc(&data, pipe); } igt_fixture { |