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/*
* Copyright © 2014 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"
IGT_TEST_DESCRIPTION("Check tv load detection works correctly.");
int main(int argc, char **argv)
{
/* force the VGA output and test that it worked */
int drm_fd = 0;
drmModeRes *res;
drmModeConnector *tv_connector = NULL, *temp;
igt_subtest_init(argc, argv);
igt_fixture {
drm_fd = drm_open_driver_master(DRIVER_INTEL);
res = drmModeGetResources(drm_fd);
igt_assert(res);
/* find the TV connector */
for (int i = 0; i < res->count_connectors; i++) {
tv_connector = drmModeGetConnectorCurrent(drm_fd,
res->connectors[i]);
if (tv_connector->connector_type == DRM_MODE_CONNECTOR_SVIDEO) {
if (kmstest_get_property(drm_fd, tv_connector->connector_id,
DRM_MODE_OBJECT_CONNECTOR, "mode", NULL, NULL, NULL))
break;
igt_info("Skipping tv output \"%s-%d\": No tv \"mode\" property found\n",
kmstest_connector_type_str(tv_connector->connector_type),
tv_connector->connector_type_id);
}
drmModeFreeConnector(tv_connector);
tv_connector = NULL;
}
igt_require(tv_connector);
}
igt_subtest("load-detect") {
/*
* disable all outputs to make sure we have a
* free crtc available for load detect
*/
kmstest_set_vt_graphics_mode();
kmstest_unset_all_crtcs(drm_fd, res);
/* This can't use drmModeGetConnectorCurrent
* because connector probing is the point of this test.
*/
temp = drmModeGetConnector(drm_fd, tv_connector->connector_id);
igt_assert(temp->connection != DRM_MODE_UNKNOWNCONNECTION);
drmModeFreeConnector(temp);
}
igt_fixture {
drmModeFreeConnector(tv_connector);
close(drm_fd);
}
igt_exit();
}
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