| /* |
| * 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(); |
| } |