static void test_bad_brightness(int max)
{
int val;
/* First write some sane value */
backlight_write(max / 2, "brightness");
/* Writing invalid values should fail and not change the value */
igt_assert_lt(backlight_write(-1, "brightness"), 0);
backlight_read(&val, "brightness");
igt_assert_eq(val, max / 2);
igt_assert_lt(backlight_write(max + 1, "brightness"), 0);
backlight_read(&val, "brightness");
igt_assert_eq(val, max / 2);
igt_assert_lt(backlight_write(INT_MAX, "brightness"), 0);
backlight_read(&val, "brightness");
igt_assert_eq(val, max / 2);
}
static int test_format(const char *test_name,
struct kmstest_connector_config *cconf,
drmModeModeInfo *mode, uint32_t format,
enum test_flags flags)
{
int width;
int height;
struct igt_fb fb[2];
char *mode_format_str;
char *cconf_str;
int ret;
ret = asprintf(&mode_format_str, "%s @ %dHz / %s",
mode->name, mode->vrefresh, igt_format_str(format));
igt_assert_lt(0, ret);
ret = asprintf(&cconf_str, "pipe %s, encoder %s, connector %s",
kmstest_pipe_name(cconf->pipe),
kmstest_encoder_type_str(cconf->encoder->encoder_type),
kmstest_connector_type_str(cconf->connector->connector_type));
igt_assert_lt(0, ret);
igt_info("Beginning test %s with %s on %s\n",
test_name, mode_format_str, cconf_str);
width = mode->hdisplay;
height = mode->vdisplay;
if (!igt_create_fb(drm_fd, width, height, format,
LOCAL_DRM_FORMAT_MOD_NONE, &fb[0]))
goto err1;
if (!igt_create_fb(drm_fd, width, height, format,
LOCAL_DRM_FORMAT_MOD_NONE, &fb[1]))
goto err2;
if (drmModeSetCrtc(drm_fd, cconf->crtc->crtc_id, fb[0].fb_id,
0, 0, &cconf->connector->connector_id, 1,
mode))
goto err2;
do_or_die(drmModePageFlip(drm_fd, cconf->crtc->crtc_id, fb[0].fb_id,
0, NULL));
sleep(2);
if (flags & TEST_DIRECT_RENDER) {
paint_fb(&fb[0], test_name, mode_format_str, cconf_str);
} else if (flags & TEST_GPU_BLIT) {
paint_fb(&fb[1], test_name, mode_format_str, cconf_str);
gpu_blit(&fb[0], &fb[1]);
}
sleep(5);
igt_info("Test %s with %s on %s: PASSED\n",
test_name, mode_format_str, cconf_str);
free(mode_format_str);
free(cconf_str);
igt_remove_fb(drm_fd, &fb[1]);
igt_remove_fb(drm_fd, &fb[0]);
return 0;
err2:
igt_remove_fb(drm_fd, &fb[0]);
err1:
igt_info("Test %s with %s on %s: SKIPPED\n",
test_name, mode_format_str, cconf_str);
free(mode_format_str);
free(cconf_str);
return -1;
}
static void render_timeout(int fd)
{
drm_intel_bufmgr *bufmgr;
struct intel_batchbuffer *batch;
int64_t timeout = ENOUGH_WORK_IN_SECONDS * NSEC_PER_SEC;
int64_t negative_timeout = -1;
int ret;
const bool do_signals = true; /* signals will seem to make the operation
* use less process CPU time */
bool done = false;
int i, iter = 1;
igt_skip_on_simulation();
bufmgr = drm_intel_bufmgr_gem_init(fd, 4096);
drm_intel_bufmgr_gem_enable_reuse(bufmgr);
batch = intel_batchbuffer_alloc(bufmgr, intel_get_drm_devid(fd));
dst = drm_intel_bo_alloc(bufmgr, "dst", BUF_SIZE, 4096);
dst2 = drm_intel_bo_alloc(bufmgr, "dst2", BUF_SIZE, 4096);
igt_skip_on_f(gem_bo_wait_timeout(fd, dst->handle, &timeout) == -EINVAL,
"kernel doesn't support wait_timeout, skipping test\n");
timeout = ENOUGH_WORK_IN_SECONDS * NSEC_PER_SEC;
/* Figure out a rough number of fills required to consume 1 second of
* GPU work.
*/
do {
struct timespec start, end;
long diff;
#ifndef CLOCK_MONOTONIC_RAW
#define CLOCK_MONOTONIC_RAW CLOCK_MONOTONIC
#endif
igt_assert(clock_gettime(CLOCK_MONOTONIC_RAW, &start) == 0);
for (i = 0; i < iter; i++)
blt_color_fill(batch, dst, BUF_PAGES);
intel_batchbuffer_flush(batch);
drm_intel_bo_wait_rendering(dst);
igt_assert(clock_gettime(CLOCK_MONOTONIC_RAW, &end) == 0);
diff = do_time_diff(&end, &start);
igt_assert(diff >= 0);
if ((diff / MSEC_PER_SEC) > ENOUGH_WORK_IN_SECONDS)
done = true;
else
iter <<= 1;
} while (!done && iter < 1000000);
igt_assert_lt(iter, 1000000);
igt_info("%d iters is enough work\n", iter);
gem_quiescent_gpu(fd);
if (do_signals)
igt_fork_signal_helper();
/* We should be able to do half as much work in the same amount of time,
* but because we might schedule almost twice as much as required, we
* might accidentally time out. Hence add some fudge. */
for (i = 0; i < iter/3; i++)
blt_color_fill(batch, dst2, BUF_PAGES);
intel_batchbuffer_flush(batch);
igt_assert(gem_bo_busy(fd, dst2->handle) == true);
igt_assert_eq(gem_bo_wait_timeout(fd, dst2->handle, &timeout), 0);
igt_assert(gem_bo_busy(fd, dst2->handle) == false);
igt_assert_neq(timeout, 0);
if (timeout == (ENOUGH_WORK_IN_SECONDS * NSEC_PER_SEC))
igt_info("Buffer was already done!\n");
else {
igt_info("Finished with %" PRIu64 " time remaining\n", timeout);
}
/* check that polling with timeout=0 works. */
timeout = 0;
igt_assert_eq(gem_bo_wait_timeout(fd, dst2->handle, &timeout), 0);
igt_assert_eq(timeout, 0);
/* Now check that we correctly time out, twice the auto-tune load should
* be good enough. */
timeout = ENOUGH_WORK_IN_SECONDS * NSEC_PER_SEC;
for (i = 0; i < iter*2; i++)
blt_color_fill(batch, dst2, BUF_PAGES);
intel_batchbuffer_flush(batch);
ret = gem_bo_wait_timeout(fd, dst2->handle, &timeout);
igt_assert_eq(ret, -ETIME);
igt_assert_eq(timeout, 0);
igt_assert(gem_bo_busy(fd, dst2->handle) == true);
/* check that polling with timeout=0 works. */
timeout = 0;
igt_assert_eq(gem_bo_wait_timeout(fd, dst2->handle, &timeout), -ETIME);
igt_assert_eq(timeout, 0);
/* Now check that we can pass negative (infinite) timeouts. */
negative_timeout = -1;
for (i = 0; i < iter; i++)
blt_color_fill(batch, dst2, BUF_PAGES);
intel_batchbuffer_flush(batch);
igt_assert_eq(gem_bo_wait_timeout(fd, dst2->handle, &negative_timeout), 0);
igt_assert_eq(negative_timeout, -1); /* infinity always remains */
igt_assert(gem_bo_busy(fd, dst2->handle) == false);
if (do_signals)
igt_stop_signal_helper();
drm_intel_bo_unreference(dst2);
drm_intel_bo_unreference(dst);
intel_batchbuffer_free(batch);
drm_intel_bufmgr_destroy(bufmgr);
}
static void atomic_setup(struct kms_atomic_state *state)
{
struct kms_atomic_desc *desc = state->desc;
drmModeResPtr res;
drmModePlaneResPtr res_plane;
int i;
desc->fd = drm_open_driver_master(DRIVER_INTEL);
igt_assert_fd(desc->fd);
do_or_die(drmSetClientCap(desc->fd, DRM_CLIENT_CAP_ATOMIC, 1));
res = drmModeGetResources(desc->fd);
res_plane = drmModeGetPlaneResources(desc->fd);
igt_assert(res);
igt_assert(res_plane);
igt_assert_lt(0, res->count_crtcs);
state->num_crtcs = res->count_crtcs;
state->crtcs = calloc(state->num_crtcs, sizeof(*state->crtcs));
igt_assert(state->crtcs);
igt_assert_lt(0, res_plane->count_planes);
state->num_planes = res_plane->count_planes;
state->planes = calloc(state->num_planes, sizeof(*state->planes));
igt_assert(state->planes);
igt_assert_lt(0, res->count_connectors);
state->num_connectors = res->count_connectors;
state->connectors = calloc(state->num_connectors,
sizeof(*state->connectors));
igt_assert(state->connectors);
fill_obj_props(desc->fd, res->crtcs[0],
DRM_MODE_OBJECT_CRTC, NUM_CRTC_PROPS,
crtc_prop_names, desc->props_crtc);
fill_obj_props(desc->fd, res_plane->planes[0],
DRM_MODE_OBJECT_PLANE, NUM_PLANE_PROPS,
plane_prop_names, desc->props_plane);
fill_obj_prop_map(desc->fd, res_plane->planes[0],
DRM_MODE_OBJECT_PLANE, "type",
NUM_PLANE_TYPE_PROPS, plane_type_prop_names,
desc->props_plane_type);
fill_obj_props(desc->fd, res->connectors[0],
DRM_MODE_OBJECT_CONNECTOR, NUM_CONNECTOR_PROPS,
connector_prop_names, desc->props_connector);
for (i = 0; i < state->num_crtcs; i++) {
struct kms_atomic_crtc_state *crtc = &state->crtcs[i];
crtc->state = state;
crtc->obj = res->crtcs[i];
crtc->idx = i;
crtc_get_current_state(crtc);
/* The blob pointed to by MODE_ID could well be transient,
* and lose its last reference as we switch away from it.
* Duplicate the blob here so we have a reference we know we
* own. */
if (crtc->mode.id != 0)
crtc->mode.id = blob_duplicate(desc->fd, crtc->mode.id);
}
for (i = 0; i < state->num_planes; i++) {
drmModePlanePtr plane =
drmModeGetPlane(desc->fd, res_plane->planes[i]);
igt_assert(plane);
state->planes[i].state = state;
state->planes[i].obj = res_plane->planes[i];
state->planes[i].crtc_mask = plane->possible_crtcs;
plane_get_current_state(&state->planes[i]);
}
for (i = 0; i < state->num_connectors; i++) {
state->connectors[i].state = state;
state->connectors[i].obj = res->connectors[i];
connector_get_current_state(&state->connectors[i]);
}
drmModeFreePlaneResources(res_plane);
drmModeFreeResources(res);
}
