[igt-dev] [V5 04/11] tests/kms_cursor_legacy: Test Cleanup

Bhanuprakash Modem bhanuprakash.modem at intel.com
Tue May 17 05:13:46 UTC 2022


Clear the system state before exiting the subtest.

V2: Fix Crash in *-modeset-vs-cursor-atomic test

Signed-off-by: Bhanuprakash Modem <bhanuprakash.modem at intel.com>
---
 tests/kms_cursor_legacy.c | 158 ++++++++++++++++++++++++++++++--------
 1 file changed, 128 insertions(+), 30 deletions(-)

diff --git a/tests/kms_cursor_legacy.c b/tests/kms_cursor_legacy.c
index 1e0b2a79..df795c71 100644
--- a/tests/kms_cursor_legacy.c
+++ b/tests/kms_cursor_legacy.c
@@ -204,7 +204,8 @@ static igt_output_t *set_fb_on_crtc(igt_display_t *display, enum pipe pipe, stru
 	return NULL;
 }
 
-static void set_cursor_on_pipe(igt_display_t *display, enum pipe pipe, struct igt_fb *fb)
+static	igt_plane_t
+*set_cursor_on_pipe(igt_display_t *display, enum pipe pipe, struct igt_fb *fb)
 {
 	igt_plane_t *plane, *cursor = NULL;
 
@@ -218,6 +219,8 @@ static void set_cursor_on_pipe(igt_display_t *display, enum pipe pipe, struct ig
 
 	igt_require(cursor);
 	igt_plane_set_fb(cursor, fb);
+
+	return cursor;
 }
 
 static void populate_cursor_args(igt_display_t *display, enum pipe pipe,
@@ -421,6 +424,7 @@ static void flip(igt_display_t *display,
 	uint64_t *results;
 	struct igt_fb fb_info, fb_info2, argb_fb, cursor_fb, cursor_fb2;
 	igt_output_t *output, *output2;
+	igt_plane_t *cursor;
 
 	results = mmap(NULL, PAGE_SIZE, PROT_WRITE, MAP_SHARED | MAP_ANON, -1, 0);
 	igt_assert(results != MAP_FAILED);
@@ -449,7 +453,7 @@ static void flip(igt_display_t *display,
 	igt_create_color_fb(display->drm_fd, fb_info.width, fb_info.height, DRM_FORMAT_ARGB8888, 0, .5, .5, .5, &cursor_fb);
 
 	igt_create_color_fb(display->drm_fd, 64, 64, DRM_FORMAT_ARGB8888, 0, 1., 1., 1., &cursor_fb);
-	set_cursor_on_pipe(display, cursor_pipe, &cursor_fb);
+	cursor = set_cursor_on_pipe(display, cursor_pipe, &cursor_fb);
 	populate_cursor_args(display, cursor_pipe, arg, &cursor_fb);
 
 	prepare_flip_test(display, mode, flip_pipe, cursor_pipe, arg, &fb_info, &argb_fb, &cursor_fb2);
@@ -496,6 +500,18 @@ static void flip(igt_display_t *display,
 
 	munmap(results, PAGE_SIZE);
 
+	/* Clean-up */
+	igt_plane_set_fb(cursor, NULL);
+	igt_plane_set_fb(igt_output_get_plane_type(output, DRM_PLANE_TYPE_PRIMARY),
+			 NULL);
+	igt_output_set_pipe(output, PIPE_NONE);
+	if (flip_pipe != cursor_pipe) {
+		igt_plane_set_fb(igt_output_get_plane_type(output2, DRM_PLANE_TYPE_PRIMARY),
+			 NULL);
+		igt_output_set_pipe(output2, PIPE_NONE);
+	}
+	igt_display_commit2(display, display->is_atomic ? COMMIT_ATOMIC : COMMIT_LEGACY);
+
 	igt_remove_fb(display->drm_fd, &fb_info);
 	if (flip_pipe != cursor_pipe)
 		igt_remove_fb(display->drm_fd, &fb_info2);
@@ -526,6 +542,8 @@ static void basic_flip_cursor(igt_display_t *display,
 	uint64_t ahnd = 0;
 	igt_spin_t *spin;
 	int i, miss1 = 0, miss2 = 0, delta;
+	igt_output_t *output;
+	igt_plane_t *cursor;
 
 	if (flags & BASIC_BUSY)
 	{
@@ -536,10 +554,10 @@ static void basic_flip_cursor(igt_display_t *display,
 	if (mode >= flip_test_atomic)
 		igt_require(display->is_atomic);
 
-	igt_require(set_fb_on_crtc(display, pipe, &fb_info));
+	igt_require((output = set_fb_on_crtc(display, pipe, &fb_info)));
 
 	igt_create_color_fb(display->drm_fd, 64, 64, DRM_FORMAT_ARGB8888, 0, 1., 1., 1., &cursor_fb);
-	set_cursor_on_pipe(display, pipe, &cursor_fb);
+	cursor = set_cursor_on_pipe(display, pipe, &cursor_fb);
 	populate_cursor_args(display, pipe, arg, &cursor_fb);
 
 	prepare_flip_test(display, mode, pipe, pipe, arg, &fb_info, &argb_fb, &cursor_fb2);
@@ -638,6 +656,13 @@ static void basic_flip_cursor(igt_display_t *display,
 	if (miss1 || miss2)
 		igt_info("Failed to evade %i vblanks and missed %i page flips\n", miss1, miss2);
 
+	/* Clean-up */
+	igt_plane_set_fb(igt_output_get_plane_type(output, DRM_PLANE_TYPE_PRIMARY),
+			 NULL);
+	igt_plane_set_fb(cursor, NULL);
+	igt_output_set_pipe(output, PIPE_NONE);
+	igt_display_commit2(display, display->is_atomic ? COMMIT_ATOMIC : COMMIT_LEGACY);
+
 	igt_remove_fb(display->drm_fd, &fb_info);
 	igt_remove_fb(display->drm_fd, &cursor_fb);
 
@@ -687,14 +712,16 @@ static void flip_vs_cursor(igt_display_t *display, enum flip_test mode, int nloo
 	enum pipe pipe = find_connected_pipe(display, false);
 	volatile unsigned long *shared;
 	cpu_set_t mask, oldmask;
+	igt_output_t *output;
+	igt_plane_t *cursor;
 
 	if (mode >= flip_test_atomic)
 		igt_require(display->is_atomic);
 
-	igt_require(set_fb_on_crtc(display, pipe, &fb_info));
+	igt_require((output = set_fb_on_crtc(display, pipe, &fb_info)));
 
 	igt_create_color_fb(display->drm_fd, 64, 64, DRM_FORMAT_ARGB8888, 0, 1., 1., 1., &cursor_fb);
-	set_cursor_on_pipe(display, pipe, &cursor_fb);
+	cursor = set_cursor_on_pipe(display, pipe, &cursor_fb);
 	populate_cursor_args(display, pipe, arg, &cursor_fb);
 
 	prepare_flip_test(display, mode, pipe, pipe, arg, &fb_info, &argb_fb, &cursor_fb2);
@@ -788,6 +815,13 @@ static void flip_vs_cursor(igt_display_t *display, enum flip_test mode, int nloo
 		sched_setaffinity(0, sizeof(oldmask), &oldmask);
 	}
 
+	/* Clean-up */
+	igt_plane_set_fb(igt_output_get_plane_type(output, DRM_PLANE_TYPE_PRIMARY),
+			 NULL);
+	igt_plane_set_fb(cursor, NULL);
+	igt_output_set_pipe(output, PIPE_NONE);
+	igt_display_commit2(display, display->is_atomic ? COMMIT_ATOMIC : COMMIT_LEGACY);
+
 	igt_remove_fb(display->drm_fd, &fb_info);
 	igt_remove_fb(display->drm_fd, &cursor_fb);
 
@@ -803,25 +837,15 @@ static void nonblocking_modeset_vs_cursor(igt_display_t *display, int loops)
 	igt_output_t *output;
 	enum pipe pipe = find_connected_pipe(display, false);
 	struct drm_mode_cursor arg[2];
-	igt_plane_t *cursor = NULL, *plane;
+	igt_plane_t *cursor = NULL;
 
 	igt_require(display->is_atomic);
 	igt_require((output = set_fb_on_crtc(display, pipe, &fb_info)));
 	igt_create_color_fb(display->drm_fd, 64, 64, DRM_FORMAT_ARGB8888, 0, 1., 1., 1., &cursor_fb);
-	set_cursor_on_pipe(display, pipe, &cursor_fb);
+	cursor = set_cursor_on_pipe(display, pipe, &cursor_fb);
 	populate_cursor_args(display, pipe, arg, &cursor_fb);
 	arg[0].flags |= DRM_MODE_CURSOR_BO;
 
-	for_each_plane_on_pipe(display, pipe, plane) {
-		if (plane->type != DRM_PLANE_TYPE_CURSOR)
-			continue;
-
-		cursor = plane;
-		break;
-	}
-
-	igt_skip_on(!cursor);
-
 	/*
 	 * Start disabled. No way around it, since the first atomic
 	 * commit may be unreliable with amount of events sent.
@@ -876,6 +900,12 @@ static void nonblocking_modeset_vs_cursor(igt_display_t *display, int loops)
 		igt_reset_timeout();
 	}
 
+	igt_plane_set_fb(igt_output_get_plane_type(output, DRM_PLANE_TYPE_PRIMARY),
+			 NULL);
+	igt_plane_set_fb(cursor, NULL);
+	igt_output_set_pipe(output, PIPE_NONE);
+	igt_display_commit2(display, COMMIT_ATOMIC);
+
 	igt_remove_fb(display->drm_fd, &fb_info);
 	igt_remove_fb(display->drm_fd, &cursor_fb);
 }
@@ -905,6 +935,7 @@ static void two_screens_flip_vs_cursor(igt_display_t *display, int nloops, bool
 	unsigned flags = 0, vblank_start;
 	struct drm_event_vblank vbl;
 	int ret;
+	igt_plane_t *cursor, *cursor2;
 
 	if (modeset) {
 		uint64_t val;
@@ -932,17 +963,16 @@ static void two_screens_flip_vs_cursor(igt_display_t *display, int nloops, bool
 	}
 
 	igt_create_color_fb(display->drm_fd, 64, 64, DRM_FORMAT_ARGB8888, 0, 1., 1., 1., &cursor_fb);
-	set_cursor_on_pipe(display, pipe, &cursor_fb);
+	cursor = set_cursor_on_pipe(display, pipe, &cursor_fb);
 	populate_cursor_args(display, pipe, arg1, &cursor_fb);
 
 	arg1[1].x = arg1[1].y = 192;
 
-	set_cursor_on_pipe(display, pipe2, &cursor_fb);
+	cursor2 = set_cursor_on_pipe(display, pipe2, &cursor_fb);
 	populate_cursor_args(display, pipe2, arg2, &cursor_fb);
 
 	arg2[1].x = arg2[1].y = 192;
 
-
 	igt_display_commit2(display, display->is_atomic ? COMMIT_ATOMIC : COMMIT_LEGACY);
 
 	igt_fork(child, 2) {
@@ -1056,6 +1086,17 @@ done:
 	shared[0] = 1;
 	igt_waitchildren();
 
+	/* Clean-up */
+	igt_plane_set_fb(igt_output_get_plane_type(output, DRM_PLANE_TYPE_PRIMARY),
+			 NULL);
+	igt_plane_set_fb(igt_output_get_plane_type(output2, DRM_PLANE_TYPE_PRIMARY),
+			 NULL);
+	igt_plane_set_fb(cursor, NULL);
+	igt_plane_set_fb(cursor2, NULL);
+	igt_output_set_pipe(output, PIPE_NONE);
+	igt_output_set_pipe(output2, PIPE_NONE);
+	igt_display_commit2(display, display->is_atomic ? COMMIT_ATOMIC : COMMIT_LEGACY);
+
 	igt_remove_fb(display->drm_fd, &fb_info);
 	igt_remove_fb(display->drm_fd, &fb2_info);
 	igt_remove_fb(display->drm_fd, &cursor_fb);
@@ -1074,6 +1115,7 @@ static void cursor_vs_flip(igt_display_t *display, enum flip_test mode, int nloo
 	igt_output_t *output;
 	uint32_t vrefresh;
 	int fail_count;
+	igt_plane_t *cursor;
 
 	if (mode >= flip_test_atomic)
 		igt_require(display->is_atomic);
@@ -1085,7 +1127,7 @@ static void cursor_vs_flip(igt_display_t *display, enum flip_test mode, int nloo
 	vrefresh = igt_output_get_mode(output)->vrefresh;
 
 	igt_create_color_fb(display->drm_fd, 64, 64, DRM_FORMAT_ARGB8888, 0, 1., 1., 1., &cursor_fb);
-	set_cursor_on_pipe(display, pipe, &cursor_fb);
+	cursor = set_cursor_on_pipe(display, pipe, &cursor_fb);
 	populate_cursor_args(display, pipe, arg, &cursor_fb);
 
 	prepare_flip_test(display, mode, pipe, pipe, arg, &fb_info, &argb_fb, &cursor_fb2);
@@ -1150,6 +1192,13 @@ static void cursor_vs_flip(igt_display_t *display, enum flip_test mode, int nloo
 		     "Failed to meet cursor update expectations in %d out of %d iterations\n",
 		     fail_count, nloops);
 
+	/* Clean-up */
+	igt_plane_set_fb(igt_output_get_plane_type(output, DRM_PLANE_TYPE_PRIMARY),
+			 NULL);
+	igt_plane_set_fb(cursor, NULL);
+	igt_output_set_pipe(output, PIPE_NONE);
+	igt_display_commit2(display, display->is_atomic ? COMMIT_ATOMIC : COMMIT_LEGACY);
+
 	igt_remove_fb(display->drm_fd, &fb_info);
 	igt_remove_fb(display->drm_fd, &cursor_fb);
 	munmap((void *)shared, PAGE_SIZE);
@@ -1171,6 +1220,7 @@ static void two_screens_cursor_vs_flip(igt_display_t *display, int nloops, bool
 		find_connected_pipe(display, true)
 	};
 	igt_output_t *outputs[2];
+	igt_plane_t *cursors[2];
 
 	shared = mmap(NULL, PAGE_SIZE, PROT_WRITE, MAP_SHARED | MAP_ANON, -1, 0);
 	igt_assert(shared != MAP_FAILED);
@@ -1190,11 +1240,11 @@ static void two_screens_cursor_vs_flip(igt_display_t *display, int nloops, bool
 
 	igt_create_color_fb(display->drm_fd, 64, 64, DRM_FORMAT_ARGB8888, 0, 1., 1., 1., &cursor_fb);
 
-	set_cursor_on_pipe(display, pipe[0], &cursor_fb);
+	cursors[0] = set_cursor_on_pipe(display, pipe[0], &cursor_fb);
 	populate_cursor_args(display, pipe[0], arg[0], &cursor_fb);
 	arg[0][1].x = arg[0][1].y = 192;
 
-	set_cursor_on_pipe(display, pipe[1], &cursor_fb);
+	cursors[1] = set_cursor_on_pipe(display, pipe[1], &cursor_fb);
 	populate_cursor_args(display, pipe[1], arg[1], &cursor_fb);
 	arg[1][1].x =  arg[1][1].y = 192;
 
@@ -1263,6 +1313,17 @@ static void two_screens_cursor_vs_flip(igt_display_t *display, int nloops, bool
 				    vrefresh[child]*target[child], vrefresh[child]*target[child] / 2);
 	}
 
+	/* Clean-up */
+	igt_plane_set_fb(igt_output_get_plane_type(outputs[0], DRM_PLANE_TYPE_PRIMARY),
+			 NULL);
+	igt_plane_set_fb(igt_output_get_plane_type(outputs[1], DRM_PLANE_TYPE_PRIMARY),
+			 NULL);
+	igt_plane_set_fb(cursors[0], NULL);
+	igt_plane_set_fb(cursors[1], NULL);
+	igt_output_set_pipe(outputs[0], PIPE_NONE);
+	igt_output_set_pipe(outputs[1], PIPE_NONE);
+	igt_display_commit2(display, display->is_atomic ? COMMIT_ATOMIC : COMMIT_LEGACY);
+
 	igt_remove_fb(display->drm_fd, &fb_info[0]);
 	igt_remove_fb(display->drm_fd, &fb_info[1]);
 	igt_remove_fb(display->drm_fd, &cursor_fb);
@@ -1277,11 +1338,13 @@ static void flip_vs_cursor_crc(igt_display_t *display, bool atomic)
 	unsigned vblank_start;
 	enum pipe pipe = find_connected_pipe(display, false);
 	igt_crc_t crcs[3];
+	igt_output_t *output;
+	igt_plane_t *cursor;
 
 	if (atomic)
 		igt_require(display->is_atomic);
 
-	igt_require(set_fb_on_crtc(display, pipe, &fb_info));
+	igt_require((output = set_fb_on_crtc(display, pipe, &fb_info)));
 
 	igt_create_color_fb(display->drm_fd, 64, 64, DRM_FORMAT_ARGB8888, 0, 1., 1., 1., &cursor_fb);
 	populate_cursor_args(display, pipe, arg, &cursor_fb);
@@ -1290,7 +1353,7 @@ static void flip_vs_cursor_crc(igt_display_t *display, bool atomic)
 
 	pipe_crc = igt_pipe_crc_new(display->drm_fd, pipe, INTEL_PIPE_CRC_SOURCE_AUTO);
 
-	set_cursor_on_pipe(display, pipe, &cursor_fb);
+	cursor = set_cursor_on_pipe(display, pipe, &cursor_fb);
 	igt_display_commit2(display, COMMIT_UNIVERSAL);
 
 	/* Collect reference crcs, crcs[0] last. */
@@ -1320,6 +1383,13 @@ static void flip_vs_cursor_crc(igt_display_t *display, bool atomic)
 		igt_assert_crc_equal(&crcs[i], &crcs[2]);
 	}
 
+	/* Clean-up */
+	igt_plane_set_fb(igt_output_get_plane_type(output, DRM_PLANE_TYPE_PRIMARY),
+			 NULL);
+	igt_plane_set_fb(cursor, NULL);
+	igt_output_set_pipe(output, PIPE_NONE);
+	igt_display_commit2(display, display->is_atomic ? COMMIT_ATOMIC : COMMIT_LEGACY);
+
 	igt_remove_fb(display->drm_fd, &fb_info);
 	igt_remove_fb(display->drm_fd, &cursor_fb);
 }
@@ -1335,6 +1405,8 @@ static void flip_vs_cursor_busy_crc(igt_display_t *display, bool atomic)
 	igt_plane_t *plane_primary = igt_pipe_get_plane_type(pipe_connected, DRM_PLANE_TYPE_PRIMARY);
 	igt_crc_t crcs[2], test_crc;
 	uint64_t ahnd;
+	igt_output_t *output;
+	igt_plane_t *cursor;
 
 	igt_require_intel(display->drm_fd);
 	ahnd = get_reloc_ahnd(display->drm_fd, 0);
@@ -1342,7 +1414,7 @@ static void flip_vs_cursor_busy_crc(igt_display_t *display, bool atomic)
 	if (atomic)
 		igt_require(display->is_atomic);
 
-	igt_require(set_fb_on_crtc(display, pipe, &fb_info[0]));
+	igt_require((output = set_fb_on_crtc(display, pipe, &fb_info[0])));
 	igt_create_color_pattern_fb(display->drm_fd, fb_info[0].width, fb_info[0].height,
 				    DRM_FORMAT_XRGB8888, I915_FORMAT_MOD_X_TILED, .1, .1, .1, &fb_info[1]);
 
@@ -1353,7 +1425,7 @@ static void flip_vs_cursor_busy_crc(igt_display_t *display, bool atomic)
 
 	pipe_crc = igt_pipe_crc_new(display->drm_fd, pipe, INTEL_PIPE_CRC_SOURCE_AUTO);
 
-	set_cursor_on_pipe(display, pipe, &cursor_fb);
+	cursor = set_cursor_on_pipe(display, pipe, &cursor_fb);
 	igt_display_commit2(display, COMMIT_UNIVERSAL);
 
 	/* Collect reference crcs, crc[0] last for the loop. */
@@ -1411,6 +1483,13 @@ static void flip_vs_cursor_busy_crc(igt_display_t *display, bool atomic)
 		igt_assert_crc_equal(&crcs[i], &test_crc);
 	}
 
+	/* Clean-up */
+	igt_plane_set_fb(igt_output_get_plane_type(output, DRM_PLANE_TYPE_PRIMARY),
+			 NULL);
+	igt_plane_set_fb(cursor, NULL);
+	igt_output_set_pipe(output, PIPE_NONE);
+	igt_display_commit2(display, display->is_atomic ? COMMIT_ATOMIC : COMMIT_LEGACY);
+
 	igt_pipe_crc_stop(pipe_crc);
 	igt_remove_fb(display->drm_fd, &fb_info[1]);
 	igt_remove_fb(display->drm_fd, &fb_info[0]);
@@ -1485,6 +1564,9 @@ igt_main
 	igt_describe("Test checks how many cursor updates we can fit between vblanks "
 		    "on all pipes with different modes, priority and number of processes");
 	igt_subtest_group {
+		igt_fixture
+			igt_display_require_output(&display);
+
 		igt_subtest("nonblocking-modeset-vs-cursor-atomic")
 			nonblocking_modeset_vs_cursor(&display, 1);
 
@@ -1510,6 +1592,9 @@ igt_main
 			{ "2x-long-nonblocking-modeset-vs-cursor-atomic", 15, true, true },
 		};
 
+		igt_fixture
+			igt_display_require_output(&display);
+
 		for (i = 0; i < ARRAY_SIZE(tests); i++) {
 			igt_subtest(tests[i].name)
 				two_screens_flip_vs_cursor(&display,
@@ -1533,6 +1618,9 @@ igt_main
 			{ "2x-long-cursor-vs-flip-atomic", 50, true },
 		};
 
+		igt_fixture
+			igt_display_require_output(&display);
+
 		for (i = 0; i < ARRAY_SIZE(tests); i++) {
 			igt_subtest(tests[i].name)
 				two_screens_cursor_vs_flip(&display,
@@ -1544,8 +1632,10 @@ igt_main
 	/*Test description for cursor-crc tests*/
 	igt_describe("Test will first does a page flip and then cursor update");
 	igt_subtest_group {
-		igt_fixture
+		igt_fixture {
 			igt_require_pipe_crc(display.drm_fd);
+			igt_display_require_output(&display);
+		}
 
 		igt_subtest("flip-vs-cursor-crc-legacy")
 			flip_vs_cursor_crc(&display, false);
@@ -1557,8 +1647,10 @@ igt_main
 	/*Test description for busy-crc tests*/
 	igt_describe("this test perform a busy bo update followed by a cursor update");
 	igt_subtest_group {
-		igt_fixture
+		igt_fixture {
 			igt_require_pipe_crc(display.drm_fd);
+			igt_display_require_output(&display);
+		}
 
 		igt_subtest("flip-vs-cursor-busy-crc-legacy")
 			flip_vs_cursor_busy_crc(&display, false);
@@ -1576,6 +1668,9 @@ igt_main
 						"and full screen primary plane. "
 			"toggle: which toggles cursor visibility and make sure cursor moves between updates.");
 		igt_subtest_group {
+			igt_fixture
+				igt_display_require_output(&display);
+
 			igt_subtest_with_dynamic_f("%s-flip-before-cursor", prefix[i]) {
 				for (j = 0; j <= flip_test_last; j++) {
 					igt_dynamic_f("%s", modes[j])
@@ -1605,6 +1700,9 @@ igt_main
 	igt_describe("The essence of the basic test is that neither the cursor nor the "
 		     "nonblocking flip stall the application of the next");
 	igt_subtest_group {
+		igt_fixture
+			igt_display_require_output(&display);
+
 		igt_subtest_with_dynamic("flip-vs-cursor") {
 			for (i = 0; i <= flip_test_last; i++) {
 				igt_dynamic_f("%s", modes[i])
-- 
2.35.1



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