| /* |
| * 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 the debugfs force connector/edid features work" |
| " correctly."); |
| |
| #define CHECK_MODE(m, h, w, r) \ |
| igt_assert_eq(m.hdisplay, h); igt_assert_eq(m.vdisplay, w); \ |
| igt_assert_eq(m.vrefresh, r); |
| |
| static void reset_connectors(void) |
| { |
| int drm_fd = 0; |
| drmModeRes *res; |
| drmModeConnector *connector = NULL; |
| |
| drm_fd = drm_open_driver_master(DRIVER_INTEL); |
| res = drmModeGetResources(drm_fd); |
| |
| for (int i = 0; i < res->count_connectors; i++) { |
| |
| connector = drmModeGetConnectorCurrent(drm_fd, |
| res->connectors[i]); |
| |
| kmstest_force_connector(drm_fd, connector, |
| FORCE_CONNECTOR_UNSPECIFIED); |
| |
| kmstest_force_edid(drm_fd, connector, NULL, 0); |
| |
| drmModeFreeConnector(connector); |
| } |
| |
| igt_set_module_param_int("load_detect_test", 0); |
| } |
| |
| static int opt_handler(int opt, int opt_index, void *data) |
| { |
| switch (opt) { |
| case 'r': |
| reset_connectors(); |
| exit(0); |
| break; |
| } |
| |
| return 0; |
| } |
| |
| int main(int argc, char **argv) |
| { |
| /* force the VGA output and test that it worked */ |
| int drm_fd = 0; |
| drmModeRes *res; |
| drmModeConnector *vga_connector = NULL, *temp; |
| int start_n_modes, start_connection; |
| struct option long_opts[] = { |
| {"reset", 0, 0, 'r'}, |
| {0, 0, 0, 0} |
| }; |
| const char *help_str = |
| " --reset\t\tReset all connector force states and edid.\n"; |
| |
| igt_subtest_init_parse_opts(&argc, argv, "", long_opts, help_str, |
| opt_handler, NULL); |
| |
| igt_fixture { |
| drm_fd = drm_open_driver_master(DRIVER_INTEL); |
| res = drmModeGetResources(drm_fd); |
| igt_assert(res); |
| |
| /* find the vga connector */ |
| for (int i = 0; i < res->count_connectors; i++) { |
| |
| vga_connector = drmModeGetConnectorCurrent(drm_fd, |
| res->connectors[i]); |
| |
| if (vga_connector->connector_type == DRM_MODE_CONNECTOR_VGA) { |
| start_n_modes = vga_connector->count_modes; |
| start_connection = vga_connector->connection; |
| break; |
| } |
| |
| drmModeFreeConnector(vga_connector); |
| |
| vga_connector = NULL; |
| } |
| |
| igt_require(vga_connector); |
| igt_skip_on(vga_connector->connection == DRM_MODE_CONNECTED); |
| } |
| |
| igt_subtest("force-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); |
| |
| igt_set_module_param_int("load_detect_test", 1); |
| |
| /* This can't use drmModeGetConnectorCurrent |
| * because connector probing is the point of this test. |
| */ |
| temp = drmModeGetConnector(drm_fd, vga_connector->connector_id); |
| |
| igt_set_module_param_int("load_detect_test", 0); |
| |
| igt_assert(temp->connection != DRM_MODE_UNKNOWNCONNECTION); |
| |
| drmModeFreeConnector(temp); |
| } |
| |
| igt_subtest("force-connector-state") { |
| igt_display_t display; |
| |
| /* force the connector on and check the reported values */ |
| kmstest_force_connector(drm_fd, vga_connector, FORCE_CONNECTOR_ON); |
| temp = drmModeGetConnectorCurrent(drm_fd, |
| vga_connector->connector_id); |
| igt_assert_eq(temp->connection, DRM_MODE_CONNECTED); |
| igt_assert_lt(0, temp->count_modes); |
| drmModeFreeConnector(temp); |
| |
| /* attempt to use the display */ |
| kmstest_set_vt_graphics_mode(); |
| igt_display_init(&display, drm_fd); |
| igt_display_commit(&display); |
| igt_display_fini(&display); |
| |
| |
| /* force the connector off */ |
| kmstest_force_connector(drm_fd, vga_connector, |
| FORCE_CONNECTOR_OFF); |
| temp = drmModeGetConnectorCurrent(drm_fd, |
| vga_connector->connector_id); |
| igt_assert_eq(temp->connection, DRM_MODE_DISCONNECTED); |
| igt_assert_eq(0, temp->count_modes); |
| drmModeFreeConnector(temp); |
| |
| /* check that the previous state is restored */ |
| kmstest_force_connector(drm_fd, vga_connector, |
| FORCE_CONNECTOR_UNSPECIFIED); |
| temp = drmModeGetConnectorCurrent(drm_fd, |
| vga_connector->connector_id); |
| igt_assert_eq(temp->connection, start_connection); |
| drmModeFreeConnector(temp); |
| } |
| |
| igt_subtest("force-edid") { |
| kmstest_force_connector(drm_fd, vga_connector, |
| FORCE_CONNECTOR_ON); |
| temp = drmModeGetConnectorCurrent(drm_fd, |
| vga_connector->connector_id); |
| drmModeFreeConnector(temp); |
| |
| /* test edid forcing */ |
| kmstest_force_edid(drm_fd, vga_connector, |
| igt_kms_get_base_edid(), EDID_LENGTH); |
| temp = drmModeGetConnectorCurrent(drm_fd, |
| vga_connector->connector_id); |
| |
| igt_debug("num_conn %i\n", temp->count_modes); |
| |
| CHECK_MODE(temp->modes[0], 1920, 1080, 60); |
| /* Don't check non-preferred modes to avoid to tight coupling |
| * with the in-kernel EDID parser. */ |
| |
| drmModeFreeConnector(temp); |
| |
| /* remove edid */ |
| kmstest_force_edid(drm_fd, vga_connector, NULL, 0); |
| kmstest_force_connector(drm_fd, vga_connector, |
| FORCE_CONNECTOR_UNSPECIFIED); |
| temp = drmModeGetConnectorCurrent(drm_fd, |
| vga_connector->connector_id); |
| /* the connector should now have the same number of modes that |
| * it started with */ |
| igt_assert_eq(temp->count_modes, start_n_modes); |
| drmModeFreeConnector(temp); |
| |
| } |
| |
| igt_subtest("prune-stale-modes") { |
| int i; |
| |
| kmstest_force_connector(drm_fd, vga_connector, |
| FORCE_CONNECTOR_ON); |
| |
| /* test pruning of stale modes */ |
| kmstest_force_edid(drm_fd, vga_connector, |
| igt_kms_get_alt_edid(), EDID_LENGTH); |
| temp = drmModeGetConnectorCurrent(drm_fd, |
| vga_connector->connector_id); |
| |
| for (i = 0; i < temp->count_modes; i++) { |
| if (temp->modes[i].hdisplay == 1400 && |
| temp->modes[i].vdisplay == 1050) |
| break; |
| } |
| igt_assert_f(i != temp->count_modes, "1400x1050 not on mode list\n"); |
| |
| drmModeFreeConnector(temp); |
| |
| kmstest_force_edid(drm_fd, vga_connector, |
| igt_kms_get_base_edid(), EDID_LENGTH); |
| temp = drmModeGetConnectorCurrent(drm_fd, |
| vga_connector->connector_id); |
| |
| for (i = 0; i < temp->count_modes; i++) { |
| if (temp->modes[i].hdisplay == 1400 && |
| temp->modes[i].vdisplay == 1050) |
| break; |
| } |
| igt_assert_f(i == temp->count_modes, "1400x1050 not pruned from mode list\n"); |
| |
| drmModeFreeConnector(temp); |
| |
| kmstest_force_edid(drm_fd, vga_connector, NULL, 0); |
| kmstest_force_connector(drm_fd, vga_connector, |
| FORCE_CONNECTOR_UNSPECIFIED); |
| } |
| |
| igt_fixture { |
| drmModeFreeConnector(vga_connector); |
| close(drm_fd); |
| |
| reset_connectors(); |
| } |
| |
| igt_exit(); |
| } |