From: Tvrtko Ursulin <tvrtko.ursu...@intel.com>
Check that frame buffers are torn down when a client dies.
Later could be extended with a CRC based test to check whether a later
client can inherit a plane left from an earlier one. There could be
some interesting data or images on that plane.
Signed-off-by: Tvrtko Ursulin <tvrtko.ursu...@intel.com>
---
tests/.gitignore | 1 +
tests/Makefile.sources | 1 +
tests/kms_crash.c | 146 +++++++++++++++++++++++++++++++++++++++++++++++++
3 files changed, 148 insertions(+)
create mode 100644 tests/kms_crash.c
diff --git a/tests/.gitignore b/tests/.gitignore
index dc8bb539a754..a7dc10713b42 100644
--- a/tests/.gitignore
+++ b/tests/.gitignore
@@ -125,6 +125,7 @@ gen3_render_tiledy_blits
gen7_forcewake_mt
kms_3d
kms_addfb_basic
+kms_crash
kms_crtc_background_color
kms_cursor_crc
kms_draw_crc
diff --git a/tests/Makefile.sources b/tests/Makefile.sources
index 2e2e088a3aa1..8a2119d3df8f 100644
--- a/tests/Makefile.sources
+++ b/tests/Makefile.sources
@@ -63,6 +63,7 @@ TESTS_progs_M = \
gem_userptr_blits \
gem_write_read_ring_switch \
kms_addfb_basic \
+ kms_crash \
kms_cursor_crc \
kms_draw_crc \
kms_fbc_crc \
diff --git a/tests/kms_crash.c b/tests/kms_crash.c
new file mode 100644
index 000000000000..121bad121922
--- /dev/null
+++ b/tests/kms_crash.c
@@ -0,0 +1,146 @@
+/*
+ * Copyright © 2015 Intel Corporation
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the next
+ * paragraph) shall be included in all copies or substantial portions of the
+ * Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
+ * IN THE SOFTWARE.
+ *
+ * Authors:
+ * Tvrtko Ursulin <tvrtko.ursu...@intel.com>
+ */
+
+#include "igt.h"
+#include <errno.h>
+#include <stdbool.h>
+#include <stdio.h>
+#include <string.h>
+
+
+IGT_TEST_DESCRIPTION("Test that crash of KMS clients is handled properly");
+
+typedef struct {
+ int drm_fd;
+ igt_display_t display;
+ int gen;
+} data_t;
+
+static void
+fill_fb(struct igt_fb *fb, data_t *data, drmModeModeInfo *mode)
+{
+ cairo_t *cr;
+
+ cr = igt_get_cairo_ctx(data->drm_fd, fb);
+ igt_paint_test_pattern(cr, mode->hdisplay, mode->vdisplay);
+ cairo_destroy(cr);
+}
+
+static int count_framebuffers(void)
+{
+ FILE *fh;
+ int cnt = 0;
+ size_t n = 0;
+ char *line = NULL;
+
+ fh = igt_debugfs_fopen("i915_gem_framebuffer", O_RDONLY);
+ igt_assert(fh);
+
+ while (getline(&line, &n, fh) >= 0)
+ cnt++;
+
+ free(line)
+ fclose(fh);
+
+ return cnt;
+}
+
+static void
+crash_child(data_t *data)
+{
+ drmModeModeInfo *mode;
+ igt_output_t *output = NULL;
+ igt_plane_t *primary, *secondary;
+ struct igt_fb fb[2];
+ int fb_id, pipe;
+
+ data->drm_fd = drm_open_driver_master(DRIVER_INTEL);
+ igt_assert(data->drm_fd >= 0);
+ data->gen = intel_gen(intel_get_drm_devid(data->drm_fd));
+
+ igt_display_init(&data->display, data->drm_fd);
+
+ for_each_connected_output(&data->display, output)
+ break;
+ igt_require(output);
+
+ pipe = output->config.pipe;
+ igt_output_set_pipe(output, pipe);
+
+ mode = igt_output_get_mode(output);
+ primary = igt_output_get_plane(output, 0);
+ secondary = igt_output_get_plane(output, 1);
+ igt_assert(primary);
+ igt_require(secondary);
+
+ fb_id = igt_create_fb(data->drm_fd, mode->hdisplay, mode->vdisplay,
+ DRM_FORMAT_XRGB8888, LOCAL_DRM_FORMAT_MOD_NONE,
+ &fb[0]);
+ igt_assert(fb_id);
+
+ fb_id = igt_create_fb(data->drm_fd, mode->hdisplay, mode->vdisplay,
+ DRM_FORMAT_XRGB8888, LOCAL_DRM_FORMAT_MOD_NONE,
+ &fb[1]);
+ igt_assert(fb_id);
+
+ fill_fb(&fb[0], data, mode);
+ fill_fb(&fb[1], data, mode);
+
+ igt_plane_set_fb(primary, &fb[0]);
+ igt_plane_set_fb(secodary, &fb[1]);
+ igt_display_commit(&data->display);
+
+ _exit(0);
+}
+
+static data_t data;
+
+igt_main
+{
+ igt_skip_on_simulation();
+
+ igt_fixture {
+ kmstest_set_vt_graphics_mode();
+ }
+
+ igt_subtest_f("crash-test") {
+ int fb_start, fb_end;
+
+ fb_start = count_framebuffers();
+
+ igt_fork(child, 1) {
+ crash_child(&data);
+ }
+ igt_waitchildren();
+
+ fb_end = count_framebuffers();
+ igt_assert_eq(fb_start, fb_end);
+ }
+
+ igt_fixture {
+ igt_display_fini(&data.display);
+ }
+}
--
2.5.1
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