tests/kms_concurrent.c - platform/external/igt-gpu-tools - Git at Google

 /*
  * Copyright © 2017 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.
  *
  */

 #include "igt.h"
 #include "drmtest.h"

 IGT_TEST_DESCRIPTION("Test atomic mode setting concurrently with multiple planes and screen resolution");

 #define SIZE_PLANE      256
 #define SIZE_CURSOR     128
 #define LOOP_FOREVER     -1

 typedef struct {
 	int drm_fd;
 	igt_display_t display;
 	igt_plane_t **plane;
 	struct igt_fb *fb;
 } data_t;

 /* Command line parameters. */
 struct {
 	int iterations;
 	bool user_seed;
 	int seed;
 	bool run;
 } opt = {
 	.iterations = 1,
 	.user_seed = false,
 	.seed = 1,
 	.run = true,
 };

 /*
  * Common code across all tests, acting on data_t
  */
 static void test_init(data_t *data, enum pipe pipe, int n_planes,
 		      igt_output_t *output)
 {
 	drmModeModeInfo *mode;
 	igt_plane_t *primary;
 	int ret;

 	data->plane = calloc(n_planes, sizeof(*data->plane));
 	igt_assert_f(data->plane != NULL, "Failed to allocate memory for planes\n");

 	data->fb = calloc(n_planes, sizeof(struct igt_fb));
 	igt_assert_f(data->fb != NULL, "Failed to allocate memory for FBs\n");

 	igt_output_set_pipe(output, pipe);

 	primary = igt_output_get_plane_type(output, DRM_PLANE_TYPE_PRIMARY);
 	data->plane[primary->index] = primary;

 	mode = igt_output_get_mode(output);

 	igt_create_color_fb(data->drm_fd, mode->hdisplay, mode->vdisplay,
 			    DRM_FORMAT_XRGB8888,
 			    LOCAL_I915_FORMAT_MOD_X_TILED,
 			    0.0f, 0.0f, 1.0f,
 			    &data->fb[primary->index]);

 	igt_plane_set_fb(data->plane[primary->index], &data->fb[primary->index]);

 	ret = igt_display_try_commit2(&data->display, COMMIT_ATOMIC);
 	igt_skip_on(ret != 0);
 }

 static void test_fini(data_t *data, enum pipe pipe, int n_planes,
 		      igt_output_t *output)
 {
 	int i;

 	for (i = 0; i < n_planes; i++) {
 		igt_plane_t *plane = data->plane[i];

 		if (!plane)
 			continue;

 		if (plane->type == DRM_PLANE_TYPE_PRIMARY)
 			continue;

 		igt_plane_set_fb(plane, NULL);

 		data->plane[i] = NULL;
 	}

 	/* reset the constraint on the pipe */
 	igt_output_set_pipe(output, PIPE_ANY);

 	free(data->plane);
 	data->plane = NULL;

 	free(data->fb);
 	data->fb = NULL;
 }

 static void
 create_fb_for_mode_position(data_t *data, drmModeModeInfo *mode,
 			    int *rect_x, int *rect_y,
 			    int *rect_w, int *rect_h,
 			    uint64_t tiling, int max_planes,
 			    igt_output_t *output)
 {
 	unsigned int fb_id;
 	cairo_t *cr;
 	igt_plane_t *primary;

 	primary = igt_output_get_plane_type(output, DRM_PLANE_TYPE_PRIMARY);

 	fb_id = igt_create_fb(data->drm_fd,
 			      mode->hdisplay, mode->vdisplay,
 			      DRM_FORMAT_XRGB8888,
 			      tiling,
 			      &data->fb[primary->index]);
 	igt_assert(fb_id);

 	cr = igt_get_cairo_ctx(data->drm_fd, &data->fb[primary->index]);
 	igt_paint_color(cr, rect_x[0], rect_y[0],
 			mode->hdisplay, mode->vdisplay,
 			0.0f, 0.0f, 1.0f);

 	for (int i = 0; i < max_planes; i++) {
 		if (data->plane[i]->type == DRM_PLANE_TYPE_PRIMARY)
 			continue;

 		igt_paint_color(cr, rect_x[i], rect_y[i],
 				rect_w[i], rect_h[i], 0.0, 0.0, 0.0);
 	}

 	igt_put_cairo_ctx(data->drm_fd, &data->fb[primary->index], cr);
 }

 static void
 prepare_planes(data_t *data, enum pipe pipe, int max_planes,
 	       igt_output_t *output)
 {
 	drmModeModeInfo *mode;
 	igt_pipe_t *p;
 	igt_plane_t *primary;
 	int *x;
 	int *y;
 	int *size;
 	int i;

 	igt_output_set_pipe(output, pipe);

 	primary = igt_output_get_plane_type(output, DRM_PLANE_TYPE_PRIMARY);
 	p = primary->pipe;

 	x = malloc(p->n_planes * sizeof(*x));
 	igt_assert_f(x, "Failed to allocate %ld bytes for variable x\n", (long int) (p->n_planes * sizeof(*x)));

 	y = malloc(p->n_planes * sizeof(*y));
 	igt_assert_f(y, "Failed to allocate %ld bytes for variable y\n", (long int) (p->n_planes * sizeof(*y)));

 	size = malloc(p->n_planes * sizeof(*size));
 	igt_assert_f(size, "Failed to allocate %ld bytes for variable size\n", (long int) (p->n_planes * sizeof(*size)));

 	mode = igt_output_get_mode(output);

 	/* planes with random positions */
 	x[primary->index] = 0;
 	y[primary->index] = 0;
 	for (i = 0; i < max_planes; i++) {
 		igt_plane_t *plane = igt_output_get_plane(output, i);
 		int ret;

 		if (plane->type == DRM_PLANE_TYPE_PRIMARY)
 			continue;
 		else if (plane->type == DRM_PLANE_TYPE_CURSOR)
 			size[i] = SIZE_CURSOR;
 		else
 			size[i] = SIZE_PLANE;

 		x[i] = rand() % (mode->hdisplay - size[i]);
 		y[i] = rand() % (mode->vdisplay - size[i]);

 		data->plane[i] = plane;

 		igt_create_color_fb(data->drm_fd,
 				    size[i], size[i],
 				    data->plane[i]->type == DRM_PLANE_TYPE_CURSOR ? DRM_FORMAT_ARGB8888 : DRM_FORMAT_XRGB8888,
 				    data->plane[i]->type == DRM_PLANE_TYPE_CURSOR ? LOCAL_DRM_FORMAT_MOD_NONE : LOCAL_I915_FORMAT_MOD_X_TILED,
 				    0.0f, 0.0f, 1.0f,
 				    &data->fb[i]);

 		igt_plane_set_position(data->plane[i], x[i], y[i]);
 		igt_plane_set_fb(data->plane[i], &data->fb[i]);

 		ret = igt_display_try_commit_atomic(&data->display, DRM_MODE_ATOMIC_TEST_ONLY, NULL);
 		if (ret) {
 			igt_plane_set_fb(data->plane[i], NULL);
 			igt_remove_fb(data->drm_fd, &data->fb[i]);
 			data->plane[i] = NULL;
 			break;
 		}
 	}
 	max_planes = i;

 	igt_assert_lt(0, max_planes);

 	/* primary plane */
 	data->plane[primary->index] = primary;
 	create_fb_for_mode_position(data, mode, x, y, size, size,
 				    LOCAL_I915_FORMAT_MOD_X_TILED,
 				    max_planes, output);

 	igt_plane_set_fb(data->plane[primary->index], &data->fb[primary->index]);
 }

 static void
 test_plane_position_with_output(data_t *data, enum pipe pipe, igt_output_t *output)
 {
 	int i;
 	int iterations = opt.iterations < 1 ? 1 : opt.iterations;
 	bool loop_forever = opt.iterations == LOOP_FOREVER ? true : false;
 	int max_planes = data->display.pipes[pipe].n_planes;

 	igt_pipe_refresh(&data->display, pipe, true);

 	i = 0;
 	while (i < iterations || loop_forever) {
 		prepare_planes(data, pipe, max_planes, output);
 		igt_display_commit2(&data->display, COMMIT_ATOMIC);

 		i++;
 	}
 }

 static const drmModeModeInfo *
 get_lowres_mode(data_t *data, const drmModeModeInfo *mode_default,
 		igt_output_t *output)
 {
 	const drmModeModeInfo *mode = igt_std_1024_mode_get();
 	drmModeConnector *connector = output->config.connector;
 	int limit = mode_default->vdisplay - SIZE_PLANE;
 	bool found;

 	if (!connector)
 		return mode;

 	found = false;
 	for (int i = 0; i < connector->count_modes; i++) {
 		mode = &connector->modes[i];

 		if (mode->vdisplay < limit) {
 			found = true;
 			break;
 		}
 	}

 	if (!found)
 		mode = igt_std_1024_mode_get();

 	return mode;
 }

 static void
 test_resolution_with_output(data_t *data, enum pipe pipe, igt_output_t *output)
 {
 	const drmModeModeInfo *mode_hi, *mode_lo;
 	int iterations = opt.iterations < 1 ? 1 : opt.iterations;
 	bool loop_forever = opt.iterations == LOOP_FOREVER ? true : false;
 	int i;

 	i = 0;
 	while (i < iterations || loop_forever) {
 		mode_hi = igt_output_get_mode(output);
 		mode_lo = get_lowres_mode(data, mode_hi, output);

 		/* switch to lower resolution */
 		igt_output_override_mode(output, mode_lo);
 		igt_display_commit2(&data->display, COMMIT_ATOMIC);

 		/* switch back to higher resolution */
 		igt_output_override_mode(output, NULL);
 		igt_display_commit2(&data->display, COMMIT_ATOMIC);

 		i++;
 	}
 }

 static void
 run_test(data_t *data, enum pipe pipe, igt_output_t *output)
 {
 	int connected_outs;
 	int n_planes = data->display.pipes[pipe].n_planes;

 	if (!opt.user_seed)
 		opt.seed = time(NULL);

 	connected_outs = 0;
 	for_each_valid_output_on_pipe(&data->display, pipe, output) {
 		igt_info("Testing resolution with connector %s using pipe %s with seed %d\n",
 			 igt_output_name(output), kmstest_pipe_name(pipe), opt.seed);

 		test_init(data, pipe, n_planes, output);

 		igt_fork(child, 1) {
 			test_plane_position_with_output(data, pipe, output);
 		}

 		test_resolution_with_output(data, pipe, output);

 		igt_waitchildren();

 		test_fini(data, pipe, n_planes, output);

 		connected_outs++;
 	}

 	igt_skip_on(connected_outs == 0);
 }

 static void
 run_tests_for_pipe(data_t *data, enum pipe pipe)
 {
 	igt_output_t *output;

 	igt_fixture {
 		int valid_tests = 0;

 		igt_skip_on(pipe >= data->display.n_pipes);
 		igt_require(data->display.pipes[pipe].n_planes > 0);

 		for_each_valid_output_on_pipe(&data->display, pipe, output)
 			valid_tests++;

 		igt_require_f(valid_tests, "no valid crtc/connector combinations found\n");
 	}

 	igt_subtest_f("pipe-%s", kmstest_pipe_name(pipe))
 		for_each_valid_output_on_pipe(&data->display, pipe, output)
 			run_test(data, pipe, output);
 }

 static int opt_handler(int option, int option_index, void *input)
 {
 	switch (option) {
 	case 'i':
 		opt.iterations = strtol(optarg, NULL, 0);

 		if (opt.iterations < LOOP_FOREVER || opt.iterations == 0) {
 			igt_info("incorrect number of iterations\n");
 			igt_assert(false);
 		}

 		break;
 	case 's':
 		opt.user_seed = true;
 		opt.seed = strtol(optarg, NULL, 0);
 		break;
 	default:
 		return IGT_OPT_HANDLER_ERROR;
 	}

 	return IGT_OPT_HANDLER_SUCCESS;
 }

 const char *help_str =
 	"  --iterations Number of iterations for test coverage. -1 loop forever, default 1 iteration\n"
 	"  --seed       Seed for random number generator\n";
 struct option long_options[] = {
 	{ "iterations", required_argument, NULL, 'i'},
 	{ "seed",    required_argument, NULL, 's'},
 	{ 0, 0, 0, 0 }
 };

 static data_t data;

 igt_main_args("", long_options, help_str, opt_handler, NULL)
 {
 	enum pipe pipe;

 	igt_skip_on_simulation();

 	igt_fixture {
 		data.drm_fd = drm_open_driver_master(DRIVER_ANY);
 		kmstest_set_vt_graphics_mode();
 		igt_display_require(&data.display, data.drm_fd);
 		igt_require(data.display.is_atomic);
 	}

 	for_each_pipe_static(pipe) {
 		igt_subtest_group
 			run_tests_for_pipe(&data, pipe);
 	}

 	igt_fixture {
 		igt_display_fini(&data.display);
 		close(data.drm_fd);
 	}
 }
	/*
	* Copyright © 2017 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.
	*
	*/

	#include "igt.h"
	#include "drmtest.h"

	IGT_TEST_DESCRIPTION("Test atomic mode setting concurrently with multiple planes and screen resolution");

	#define SIZE_PLANE 256
	#define SIZE_CURSOR 128
	#define LOOP_FOREVER -1

	typedef struct {
	int drm_fd;
	igt_display_t display;
	igt_plane_t **plane;
	struct igt_fb *fb;
	} data_t;

	/* Command line parameters. */
	struct {
	int iterations;
	bool user_seed;
	int seed;
	bool run;
	} opt = {
	.iterations = 1,
	.user_seed = false,
	.seed = 1,
	.run = true,
	};

	/*
	* Common code across all tests, acting on data_t
	*/
	static void test_init(data_t *data, enum pipe pipe, int n_planes,
	igt_output_t *output)
	{
	drmModeModeInfo *mode;
	igt_plane_t *primary;
	int ret;

	data->plane = calloc(n_planes, sizeof(*data->plane));
	igt_assert_f(data->plane != NULL, "Failed to allocate memory for planes\n");

	data->fb = calloc(n_planes, sizeof(struct igt_fb));
	igt_assert_f(data->fb != NULL, "Failed to allocate memory for FBs\n");

	igt_output_set_pipe(output, pipe);

	primary = igt_output_get_plane_type(output, DRM_PLANE_TYPE_PRIMARY);
	data->plane[primary->index] = primary;

	mode = igt_output_get_mode(output);

	igt_create_color_fb(data->drm_fd, mode->hdisplay, mode->vdisplay,
	DRM_FORMAT_XRGB8888,
	LOCAL_I915_FORMAT_MOD_X_TILED,
	0.0f, 0.0f, 1.0f,
	&data->fb[primary->index]);

	igt_plane_set_fb(data->plane[primary->index], &data->fb[primary->index]);

	ret = igt_display_try_commit2(&data->display, COMMIT_ATOMIC);
	igt_skip_on(ret != 0);
	}

	static void test_fini(data_t *data, enum pipe pipe, int n_planes,
	igt_output_t *output)
	{
	int i;

	for (i = 0; i < n_planes; i++) {
	igt_plane_t *plane = data->plane[i];

	if (!plane)
	continue;

	if (plane->type == DRM_PLANE_TYPE_PRIMARY)
	continue;

	igt_plane_set_fb(plane, NULL);

	data->plane[i] = NULL;
	}

	/* reset the constraint on the pipe */
	igt_output_set_pipe(output, PIPE_ANY);

	free(data->plane);
	data->plane = NULL;

	free(data->fb);
	data->fb = NULL;
	}

	static void
	create_fb_for_mode_position(data_t data, drmModeModeInfo mode,
	int rect_x, int rect_y,
	int rect_w, int rect_h,
	uint64_t tiling, int max_planes,
	igt_output_t *output)
	{
	unsigned int fb_id;
	cairo_t *cr;
	igt_plane_t *primary;

	primary = igt_output_get_plane_type(output, DRM_PLANE_TYPE_PRIMARY);

	fb_id = igt_create_fb(data->drm_fd,
	mode->hdisplay, mode->vdisplay,
	DRM_FORMAT_XRGB8888,
	tiling,
	&data->fb[primary->index]);
	igt_assert(fb_id);

	cr = igt_get_cairo_ctx(data->drm_fd, &data->fb[primary->index]);
	igt_paint_color(cr, rect_x[0], rect_y[0],
	mode->hdisplay, mode->vdisplay,
	0.0f, 0.0f, 1.0f);

	for (int i = 0; i < max_planes; i++) {
	if (data->plane[i]->type == DRM_PLANE_TYPE_PRIMARY)
	continue;

	igt_paint_color(cr, rect_x[i], rect_y[i],
	rect_w[i], rect_h[i], 0.0, 0.0, 0.0);
	}

	igt_put_cairo_ctx(data->drm_fd, &data->fb[primary->index], cr);
	}

	static void
	prepare_planes(data_t *data, enum pipe pipe, int max_planes,
	igt_output_t *output)
	{
	drmModeModeInfo *mode;
	igt_pipe_t *p;
	igt_plane_t *primary;
	int *x;
	int *y;
	int *size;
	int i;

	igt_output_set_pipe(output, pipe);

	primary = igt_output_get_plane_type(output, DRM_PLANE_TYPE_PRIMARY);
	p = primary->pipe;

	x = malloc(p->n_planes * sizeof(*x));
	igt_assert_f(x, "Failed to allocate %ld bytes for variable x\n", (long int) (p->n_planes * sizeof(*x)));

	y = malloc(p->n_planes * sizeof(*y));
	igt_assert_f(y, "Failed to allocate %ld bytes for variable y\n", (long int) (p->n_planes * sizeof(*y)));

	size = malloc(p->n_planes * sizeof(*size));
	igt_assert_f(size, "Failed to allocate %ld bytes for variable size\n", (long int) (p->n_planes * sizeof(*size)));

	mode = igt_output_get_mode(output);

	/* planes with random positions */
	x[primary->index] = 0;
	y[primary->index] = 0;
	for (i = 0; i < max_planes; i++) {
	igt_plane_t *plane = igt_output_get_plane(output, i);
	int ret;

	if (plane->type == DRM_PLANE_TYPE_PRIMARY)
	continue;
	else if (plane->type == DRM_PLANE_TYPE_CURSOR)
	size[i] = SIZE_CURSOR;
	else
	size[i] = SIZE_PLANE;

	x[i] = rand() % (mode->hdisplay - size[i]);
	y[i] = rand() % (mode->vdisplay - size[i]);

	data->plane[i] = plane;

	igt_create_color_fb(data->drm_fd,
	size[i], size[i],
	data->plane[i]->type == DRM_PLANE_TYPE_CURSOR ? DRM_FORMAT_ARGB8888 : DRM_FORMAT_XRGB8888,
	data->plane[i]->type == DRM_PLANE_TYPE_CURSOR ? LOCAL_DRM_FORMAT_MOD_NONE : LOCAL_I915_FORMAT_MOD_X_TILED,
	0.0f, 0.0f, 1.0f,
	&data->fb[i]);

	igt_plane_set_position(data->plane[i], x[i], y[i]);
	igt_plane_set_fb(data->plane[i], &data->fb[i]);

	ret = igt_display_try_commit_atomic(&data->display, DRM_MODE_ATOMIC_TEST_ONLY, NULL);
	if (ret) {
	igt_plane_set_fb(data->plane[i], NULL);
	igt_remove_fb(data->drm_fd, &data->fb[i]);
	data->plane[i] = NULL;
	break;
	}
	}
	max_planes = i;

	igt_assert_lt(0, max_planes);

	/* primary plane */
	data->plane[primary->index] = primary;
	create_fb_for_mode_position(data, mode, x, y, size, size,
	LOCAL_I915_FORMAT_MOD_X_TILED,
	max_planes, output);

	igt_plane_set_fb(data->plane[primary->index], &data->fb[primary->index]);
	}

	static void
	test_plane_position_with_output(data_t data, enum pipe pipe, igt_output_t output)
	{
	int i;
	int iterations = opt.iterations < 1 ? 1 : opt.iterations;
	bool loop_forever = opt.iterations == LOOP_FOREVER ? true : false;
	int max_planes = data->display.pipes[pipe].n_planes;

	igt_pipe_refresh(&data->display, pipe, true);

	i = 0;
	while (i < iterations \|\| loop_forever) {
	prepare_planes(data, pipe, max_planes, output);
	igt_display_commit2(&data->display, COMMIT_ATOMIC);

	i++;
	}
	}

	static const drmModeModeInfo *
	get_lowres_mode(data_t data, const drmModeModeInfo mode_default,
	igt_output_t *output)
	{
	const drmModeModeInfo *mode = igt_std_1024_mode_get();
	drmModeConnector *connector = output->config.connector;
	int limit = mode_default->vdisplay - SIZE_PLANE;
	bool found;

	if (!connector)
	return mode;

	found = false;
	for (int i = 0; i < connector->count_modes; i++) {
	mode = &connector->modes[i];

	if (mode->vdisplay < limit) {
	found = true;
	break;
	}
	}

	if (!found)
	mode = igt_std_1024_mode_get();

	return mode;
	}

	static void
	test_resolution_with_output(data_t data, enum pipe pipe, igt_output_t output)
	{
	const drmModeModeInfo mode_hi, mode_lo;
	int iterations = opt.iterations < 1 ? 1 : opt.iterations;
	bool loop_forever = opt.iterations == LOOP_FOREVER ? true : false;
	int i;

	i = 0;
	while (i < iterations \|\| loop_forever) {
	mode_hi = igt_output_get_mode(output);
	mode_lo = get_lowres_mode(data, mode_hi, output);

	/* switch to lower resolution */
	igt_output_override_mode(output, mode_lo);
	igt_display_commit2(&data->display, COMMIT_ATOMIC);

	/* switch back to higher resolution */
	igt_output_override_mode(output, NULL);
	igt_display_commit2(&data->display, COMMIT_ATOMIC);

	i++;
	}
	}

	static void
	run_test(data_t data, enum pipe pipe, igt_output_t output)
	{
	int connected_outs;
	int n_planes = data->display.pipes[pipe].n_planes;

	if (!opt.user_seed)
	opt.seed = time(NULL);

	connected_outs = 0;
	for_each_valid_output_on_pipe(&data->display, pipe, output) {
	igt_info("Testing resolution with connector %s using pipe %s with seed %d\n",
	igt_output_name(output), kmstest_pipe_name(pipe), opt.seed);

	test_init(data, pipe, n_planes, output);

	igt_fork(child, 1) {
	test_plane_position_with_output(data, pipe, output);
	}

	test_resolution_with_output(data, pipe, output);

	igt_waitchildren();

	test_fini(data, pipe, n_planes, output);

	connected_outs++;
	}

	igt_skip_on(connected_outs == 0);
	}

	static void
	run_tests_for_pipe(data_t *data, enum pipe pipe)
	{
	igt_output_t *output;

	igt_fixture {
	int valid_tests = 0;

	igt_skip_on(pipe >= data->display.n_pipes);
	igt_require(data->display.pipes[pipe].n_planes > 0);

	for_each_valid_output_on_pipe(&data->display, pipe, output)
	valid_tests++;

	igt_require_f(valid_tests, "no valid crtc/connector combinations found\n");
	}

	igt_subtest_f("pipe-%s", kmstest_pipe_name(pipe))
	for_each_valid_output_on_pipe(&data->display, pipe, output)
	run_test(data, pipe, output);
	}

	static int opt_handler(int option, int option_index, void *input)
	{
	switch (option) {
	case 'i':
	opt.iterations = strtol(optarg, NULL, 0);

	if (opt.iterations < LOOP_FOREVER \|\| opt.iterations == 0) {
	igt_info("incorrect number of iterations\n");
	igt_assert(false);
	}

	break;
	case 's':
	opt.user_seed = true;
	opt.seed = strtol(optarg, NULL, 0);
	break;
	default:
	return IGT_OPT_HANDLER_ERROR;
	}

	return IGT_OPT_HANDLER_SUCCESS;
	}

	const char *help_str =
	" --iterations Number of iterations for test coverage. -1 loop forever, default 1 iteration\n"
	" --seed Seed for random number generator\n";
	struct option long_options[] = {
	{ "iterations", required_argument, NULL, 'i'},
	{ "seed", required_argument, NULL, 's'},
	{ 0, 0, 0, 0 }
	};

	static data_t data;

	igt_main_args("", long_options, help_str, opt_handler, NULL)
	{
	enum pipe pipe;

	igt_skip_on_simulation();

	igt_fixture {
	data.drm_fd = drm_open_driver_master(DRIVER_ANY);
	kmstest_set_vt_graphics_mode();
	igt_display_require(&data.display, data.drm_fd);
	igt_require(data.display.is_atomic);
	}

	for_each_pipe_static(pipe) {
	igt_subtest_group
	run_tests_for_pipe(&data, pipe);
	}

	igt_fixture {
	igt_display_fini(&data.display);
	close(data.drm_fd);
	}
	}