[Intel-gfx] [PATCH i-g-t] tests/kms_concurrent: Concurrent and interruptible subtests for atomic
Mika Kahola
mika.kahola at intel.com
Thu Mar 9 09:31:37 UTC 2017
On Wed, 2017-03-08 at 15:00 +0100, Maarten Lankhorst wrote:
> Op 23-02-17 om 14:26 schreef Mika Kahola:
> >
> > This test case introduces concurrently running test cases for
> > atomic
> > modesetting.
> >
> > The first test or thread draws blue backround with black holes on
> > it.
> > These holes are covered by rectangular, blue planes that are placed
> > randomly like in test case 'kms_plane_multiple'.
> >
> > The second thread changes resolution from higher to lower one and
> > back.
> > The delay between resolution changes is randomly selected between
> > 20 and
> > 50 milliseconds.
> >
> > The test runs by default 32 iterations to increase the coverage.
> >
> > Signed-off-by: Mika Kahola <mika.kahola at intel.com>
> > ---
> > tests/Makefile.sources | 1 +
> > tests/kms_concurrent.c | 638
> > +++++++++++++++++++++++++++++++++++++++++++++++++
> > 2 files changed, 639 insertions(+)
> > create mode 100644 tests/kms_concurrent.c
> >
> > diff --git a/tests/Makefile.sources b/tests/Makefile.sources
> > index 6e07d93..40d7446 100644
> > --- a/tests/Makefile.sources
> > +++ b/tests/Makefile.sources
> > @@ -114,6 +114,7 @@ TESTS_progs_M = \
> > kms_plane \
> > kms_plane_multiple \
> > kms_plane_lowres \
> > + kms_concurrent \
> > kms_properties \
> > kms_psr_sink_crc \
> > kms_render \
> > diff --git a/tests/kms_concurrent.c b/tests/kms_concurrent.c
> > new file mode 100644
> > index 0000000..b999dbe
> > --- /dev/null
> > +++ b/tests/kms_concurrent.c
> > @@ -0,0 +1,639 @@
> > +/*
> > + * Copyright © 2016 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"
> > +#include <errno.h>
> > +#include <stdbool.h>
> > +#include <stdio.h>
> > +#include <string.h>
> > +#include <time.h>
> > +#include <pthread.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 {
> > + float red;
> > + float green;
> > + float blue;
> > +} color_t;
> > +
> > +typedef struct {
> > + int drm_fd;
> > + uint32_t crtc_id;
> > + uint32_t connector_id;
> > + igt_display_t display;
> > + igt_output_t *output;
> > + int pipe;
> > + igt_plane_t **plane;
> > + struct igt_fb *fb;
> > +} data_t;
> > +
> > +typedef struct {
> > + data_t *data;
> > + igt_crc_t reference_crc;
> > +} test_position_t;
> > +
> > +/* Command line parameters. */
> > +struct {
> > + int iterations;
> > + bool user_seed;
> > + int seed;
> > + bool run;
> > +} opt = {
> > + .iterations = 32,
> > + .user_seed = false,
> > + .seed = 1,
> > + .run = true,
> > +};
> > +
> > +/*
> > + * Common code across all tests, acting on data_t
> > + */
> > +static void test_init(data_t *data, int n_planes)
> > +{
> > + 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");
> > +}
> > +
> > +static void test_fini(data_t *data, igt_output_t *output, int
> > n_planes)
> > +{
> > + 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 int
> > +display_commit_mode(data_t *data, igt_crc_t *crc)
> > +{
> > + char buf[256];
> > + struct drm_event *e = (void *)buf;
> > + int n, ret;
> > + int flags = DRM_MODE_PAGE_FLIP_EVENT |
> > DRM_MODE_ATOMIC_ALLOW_MODESET | DRM_MODE_ATOMIC_NONBLOCK;
> > +
> > + ret = igt_display_try_commit_atomic(&data->display,
> > + flags,
> > + NULL);
> > + igt_skip_on(ret != 0);
> > +
> > + igt_set_timeout(1, "Stuck on page flip");
> > + ret = read(data->display.drm_fd, buf, sizeof(buf));
> > + igt_assert(ret >= 0);
> > +
> > + igt_assert_eq(e->type, DRM_EVENT_FLIP_COMPLETE);
> > + igt_reset_timeout();
> > +
> > + return n;
> > +}
> > +
> > +static void
> > +test_grab_crc(data_t *data, color_t *color, igt_crc_t *crc /* out
> > */)
> > +{
> > + drmModeModeInfo *mode;
> > + igt_plane_t *primary;
> > + int ret;
> > +
> > + igt_output_set_pipe(data->output, data->pipe);
> > +
> > + primary = igt_output_get_plane_type(data->output,
> > DRM_PLANE_TYPE_PRIMARY);
> > + data->plane[primary->index] = primary;
> > +
> > + mode = igt_output_get_mode(data->output);
> > +
> > + igt_create_color_fb(data->drm_fd, mode->hdisplay, mode-
> > >vdisplay,
> > + DRM_FORMAT_XRGB8888,
> > + LOCAL_I915_FORMAT_MOD_X_TILED,
> > + color->red, color->green, color->blue,
> > + &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);
> > +}
> > +
> > +/*
> > + * Multiple plane position test.
> > + * - We start by grabbing a reference CRC of a full blue fb
> > being scanned
> > + * out on the primary plane
> > + * - Then we scannout number of planes:
> > + * * the primary plane uses a blue fb with a black rectangle
> > hole
> > + * * planes, on top of the primary plane, with a blue fb that
> > is set-up
> > + * to cover the black rectangles of the primary plane fb
> > + * The resulting CRC should be identical to the reference CRC
> > + */
> > +
> > +static void
> > +create_fb_for_mode_position(data_t *data, drmModeModeInfo *mode,
> > + color_t *color, int *rect_x, int
> > *rect_y,
> > + int *rect_w, int *rect_h, uint64_t
> > tiling,
> > + int max_planes)
> > +{
> > + unsigned int fb_id;
> > + cairo_t *cr;
> > + igt_plane_t *primary;
> > +
> > + primary = igt_output_get_plane_type(data->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,
> > + color->red, color->green, color->blue);
> > +
> > + 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_assert(cairo_status(cr) == 0);
> > + cairo_destroy(cr);
> > +}
> > +
> > +static void
> > +prepare_planes(data_t *data, color_t *color, int max_planes)
> > +{
> > + drmModeModeInfo *mode;
> > + igt_pipe_t *pipe;
> > + igt_plane_t *primary;
> > + int *x;
> > + int *y;
> > + int *size;
> > + int i;
> > +
> > + igt_output_set_pipe(data->output, data->pipe);
> > + primary = igt_output_get_plane_type(data->output,
> > DRM_PLANE_TYPE_PRIMARY);
> > + pipe = primary->pipe;
> > +
> > + x = malloc(pipe->n_planes * sizeof(*x));
> > + igt_assert_f(x, "Failed to allocate %ld bytes for variable
> > x\n", (long int) (pipe->n_planes * sizeof(*x)));
> > + y = malloc(pipe->n_planes * sizeof(*y));
> > + igt_assert_f(y, "Failed to allocate %ld bytes for variable
> > y\n", (long int) (pipe->n_planes * sizeof(*y)));
> > + size = malloc(pipe->n_planes * sizeof(*size));
> > + igt_assert_f(size, "Failed to allocate %ld bytes for
> > variable size\n", (long int) (pipe->n_planes * sizeof(*size)));
> > +
> > + mode = igt_output_get_mode(data->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(data-
> > >output, i);
> > +
> > + 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,
> > + color->red, color->green,
> > color->blue,
> > + &data->fb[i]);
> > +
> > + igt_plane_set_position(data->plane[i], x[i],
> > y[i]);
> > + igt_plane_set_fb(data->plane[i], &data->fb[i]);
> > + }
> > +
> > + /* primary plane */
> > + data->plane[primary->index] = primary;
> > + create_fb_for_mode_position(data, mode, color, x, y, size,
> > size,
> > + LOCAL_I915_FORMAT_MOD_X_TILED,
> > max_planes);
> > + igt_plane_set_fb(data->plane[primary->index], &data-
> > >fb[primary->index]);
> > +}
> > +
> > +static void *
> > +test_plane_position_with_output(void *args)
> > +{
> > + data_t *data = (data_t *)args;
> > + igt_crc_t *crc;
> > + color_t blue = { 0.0f, 0.0f, 1.0f };
> > + int i;
> > + int iterations = opt.iterations < 1 ? 1 : opt.iterations;
> > + bool loop_forever;
> > + char info[256];
> > + int max_planes = data->display.pipes[data->pipe].n_planes;
> > +
> > + if (opt.iterations == LOOP_FOREVER) {
> > + loop_forever = true;
> > + sprintf(info, "forever");
> > + } else {
> > + loop_forever = false;
> > + sprintf(info, "for %d %s",
> > + iterations, iterations > 1 ? "iterations"
> > : "iteration");
> > + }
> > +
> > + igt_info("Testing connector %s using pipe %s with %d
> > planes %s with seed %d\n",
> > + igt_output_name(data->output),
> > kmstest_pipe_name(data->pipe), max_planes,
> > + info, opt.seed);
> > +
> > + i = 0;
> > + while (i < iterations || loop_forever) {
> > + prepare_planes(data, &blue, max_planes);
> > +
> > + display_commit_mode(data, crc);
> > +
> > + i++;
> > + }
> > +
> > + opt.run = false;
> > +
> > + return NULL;
> > +}
> > +
> > +static drmModeConnector *
> > +get_connector_connected(int drm_fd)
> > +{
> > + drmModeRes *resources = drmModeGetResources(drm_fd);
> > + drmModeConnector *connector;
> > + int i;
> > +
> > + for (i = 0; i < resources->count_connectors; i++) {
> > + connector = drmModeGetConnector(drm_fd,
> > + resources-
> > >connectors[i]);
> > +
> > + if (connector->connection == DRM_MODE_CONNECTED)
> > + break;
> > +
> > + drmModeFreeConnector(connector);
> > + connector = NULL;
> > + }
> > +
> > + drmModeFreeResources(resources);
> > +
> > + return connector;
> > +}
> > +
> > +static int get_crtc_for_encoder(drmModeRes *resources,
> > + drmModeEncoder *encoder)
> > +{
> > + int mask, id;
> > + int i;
> > + bool found;
> > +
> > + for (i = 0; i < resources->count_crtcs; i++) {
> > + mask = 1 << i;
> > + id = resources->crtcs[i];
> > +
> > + found = encoder->possible_crtcs & mask;
> > + if (found)
> > + break;
> > + }
> > +
> > + if (!found)
> > + return -EINVAL;
> > +
> > + return id;
> > +}
> > +
> > +static int get_crtc_for_connector(int drm_fd, drmModeRes
> > *resources,
> > + drmModeConnector *connector)
> > +{
> > + drmModeEncoder *encoder;
> > + int encoder_id;
> > + int crtc_id;
> > + int i;
> > +
> > + for (i = 0; i < connector->count_encoders; i++) {
> > + encoder_id = connector->encoders[i];
> > + encoder = drmModeGetEncoder(drm_fd, encoder_id);
> > +
> > + if (encoder) {
> > + crtc_id = get_crtc_for_encoder(resources,
> > encoder);
> > +
> > + drmModeFreeEncoder(encoder);
> > +
> > + if (crtc_id != 0)
> > + break;
> > + }
> > + }
> > +
> > + if (crtc_id == 0)
> > + return -EINVAL;
> > +
> > + return crtc_id;
> > +}
> > +
> > +static int get_crtc(int drm_fd)
> > +{
> > + drmModeRes *resources;
> > + drmModeConnector *connector;
> > + drmModeEncoder *encoder;
> > + int i, id;
> > +
> > + resources = drmModeGetResources(drm_fd);
> > + connector = get_connector_connected(drm_fd);
> > +
> > + for (i = 0; i < resources->count_encoders; i++) {
> > + encoder = drmModeGetEncoder(drm_fd, resources-
> > >encoders[i]);
> > +
> > + if (encoder->encoder_id == connector->encoder_id)
> > + break;
> > +
> > + drmModeFreeEncoder(encoder);
> > + encoder = NULL;
> > + }
> > +
> > + if (encoder)
> > + return encoder->crtc_id;
> > +
> > + id = get_crtc_for_connector(drm_fd, resources, connector);
> > + igt_assert(id != 0);
> > +
> > + return id;
> > +}
> > +
> > +static drmModeModeInfo *
> > +get_lowres_mode(data_t *data, drmModeModeInfo *mode_default)
> > +{
> > + drmModeRes *resources = drmModeGetResources(data->drm_fd);
> > + drmModeModeInfo std_1024_mode = {
> > + .clock = 65000,
> > + .hdisplay = 1024,
> > + .hsync_start = 1048,
> > + .hsync_end = 1184,
> > + .htotal = 1344,
> > + .hskew = 0,
> > + .vdisplay = 768,
> > + .vsync_start = 771,
> > + .vsync_end = 777,
> > + .vtotal = 806,
> > + .vscan = 0,
> > + .vrefresh = 60,
> > + .flags = 0xA,
> > + .type = 0x40,
> > + .name = "Custom 1024x768",
> > + };
> > + drmModeModeInfo *mode;
> > + drmModeConnector *connector;
> > + bool found;
> > + int limit = mode_default->vdisplay-SIZE_PLANE;
> > + int i, j;
> > +
> > + if (!resources) {
> > + igt_warn("drmModeGetResources failed: %s\n",
> > strerror(errno));
> > + return mode;
> > + }
> > +
> > + found = false;
> > + for (i = 0; i < resources->count_connectors; i++) {
> > +
> > + connector = drmModeGetConnectorCurrent(data-
> > >drm_fd,
> > + resources-
> > >connectors[i]);
> > +
> > + if (!connector) {
> > + igt_warn("could not get connector %i:
> > %s\n",
> > + resources->connectors[i],
> > strerror(errno));
> > + continue;
> > + }
> > +
> > + if (!connector->count_modes)
> > + continue;
> > +
> > + for (j = 0; j < connector->count_modes; j++) {
> > + mode = &connector->modes[j];
> > +
> > + if (mode->vdisplay < limit) {
> > + found = true;
> > + break;
> > + }
> > + }
> > +
> > + drmModeFreeConnector(connector);
> > + }
> > +
> > + drmModeFreeResources(resources);
> > +
> > + if (!found)
> > + mode = &std_1024_mode;
> > +
> > + return mode;
> > +}
> > +
> > +static void *
> > +test_resolution_with_output(void *args)
> > +{
> > + data_t *data = (data_t *)args;
> > + drmModeModeInfo *mode_hi, *mode_lo;
> > + int ret;
> > + int min = 20;
> > + int max = 50;
> > + int t;
> > +
> > + igt_info("Testing resolution with connector %s using pipe
> > %s with seed %d\n",
> > + igt_output_name(data->output),
> > kmstest_pipe_name(data->pipe), opt.seed);
> > +
> > + mode_hi = igt_output_get_mode(data->output);
> > + mode_lo = get_lowres_mode(data, mode_hi);
> > +
> > + while (opt.run) {
> > + /* switch to lower resolution */
> > + ret = drmModeSetCrtc(data->drm_fd, data->crtc_id,
> > data->fb->fb_id, 0, 0,
> > + &data->connector_id, 1,
> > mode_lo);
> > + igt_assert_eq(ret, 0);
> > +
> > + /* random timeout in ms */
> > + t = (rand() % (max + 1 - min)) + min;
> > + usleep(t * 1000);
> > +
> > + /* switch back to higher resolution */
> > + ret = drmModeSetCrtc(data->drm_fd, data->crtc_id,
> > data->fb->fb_id, 0, 0,
> > + &data->connector_id, 1,
> > mode_hi);
> > + igt_assert_eq(ret, 0);
> > + }
> > +
> > + return NULL;
> > +}
> > +
> > +static void
> > +run_test(data_t *data, enum pipe pipe)
> > +{
> > + pthread_t plane_thread;
> > + pthread_t res_thread;
> > + void *plane_ret, *res_ret;
> > + color_t blue = { 0.0f, 0.0f, 1.0f };
> > + test_position_t test = { .data = data };
> > + int connected_outs;
> > + int max_planes = data->display.pipes[data->pipe].n_planes;
> > +
> > + if (!opt.user_seed)
> > + opt.seed = time(NULL);
> > +
> > + connected_outs = 0;
> > + for_each_valid_output_on_pipe(&data->display, pipe, data-
> > >output) {
> > + data->pipe = pipe;
> > +
> > + data->connector_id = get_connector_connected(data-
> > >drm_fd)->connector_id;
> > + igt_assert(data->connector_id != -EINVAL);
> > +
> > + data->crtc_id = get_crtc(data->drm_fd);
> > + igt_assert(data->crtc_id != -EINVAL);
> > +
> > + test_init(data, max_planes);
> > +
> > + test_grab_crc(data, &blue, &test.reference_crc);
> > +
> > + if (pthread_create(&plane_thread, NULL,
> > test_plane_position_with_output, data))
> > + igt_assert(false);
> > +
> > + if (pthread_create(&res_thread, NULL,
> > test_resolution_with_output, data))
> > + igt_assert(false);
> > +
> > + if (pthread_join(plane_thread, (void
> > **)&plane_ret))
> > + igt_assert(false);
> > +
> > + if (pthread_join(res_thread, (void **)&res_ret))
> > + igt_assert(false);
> Maybe use igt_fork + igt_waitchildren? That way you can keep using
> the igt_display calls everywhere without having to worry about
> clobbering data->display.
> It would clean up the code a lot, but might be slightly more tricky,
> you need to update the mode_blob after igt_waitchildren(), probably
> just unset it. It's a small leak, and cleaned up on process exit.
This is just another way to implement this. I do agree that this is
more igt way of doing this. I'll switch to use igt style.
Thanks for the review!
> >
> > +
> > + test_fini(data, data->output, max_planes);
> > +
> > + 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);
> > +
> > + 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_require(data->display.pipes[pipe].n_planes >
> > 0);
> > + igt_require(data->display.is_atomic);
> > + }
> > +
> > + igt_subtest_f("pipe-%s-basic", kmstest_pipe_name(pipe))
> > + for_each_valid_output_on_pipe(&data->display,
> > pipe, output)
> > + run_test(data, pipe);
> > +}
> > +
> > +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:
> > + igt_assert(false);
> > + }
> > +
> > + return 0;
> > +}
> > +
> > +const char *help_str =
> > + " --iterations Number of iterations for test coverage. -1
> > loop forever, default 64 iterations\n"
> > + " --seed Seed for random number generator\n";
> > +
> > +static data_t data;
> > +
> > +int main(int argc, char *argv[])
> > +{
> > + struct option long_options[] = {
> > + { "iterations", required_argument, NULL, 'i'},
> > + { "seed", required_argument, NULL, 's'},
> > + { 0, 0, 0, 0 }
> > + };
> > +
> > + igt_subtest_init_parse_opts(&argc, argv, "", long_options,
> > help_str,
> > + opt_handler, NULL);
> > +
> > + igt_skip_on_simulation();
> > +
> > + igt_fixture {
> > + data.drm_fd =
> > drm_open_driver_master(DRIVER_INTEL);
> > + kmstest_set_vt_graphics_mode();
> > + igt_display_init(&data.display, data.drm_fd);
> > + igt_require(data.display.n_pipes > 0);
> > + }
> > +
> > + for (int pipe = 0; pipe < I915_MAX_PIPES; pipe++) {
> > + igt_subtest_group
> > + run_tests_for_pipe(&data, pipe);
> > + }
> > +
> > + igt_fixture {
> > + igt_display_fini(&data.display);
> > + }
> > +
> > + igt_exit();
> > +}
>
--
Mika Kahola - Intel OTC
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