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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_core.h"
#include "igt_kms.h"
#include "drmtest.h"
#include "igt_edid.h"
int
main (int argc, char **argv)
{
/* force the VGA output and test that it worked */
int drm_fd;
drmModeRes *res;
drmModeConnector *vga_connector, *temp;
igt_display_t display;
int start_n_modes;
igt_simple_init(argc, argv);
drm_fd = drm_open_any_master();
res = drmModeGetResources(drm_fd);
/* find the vga connector */
for (int i = 0; i < res->count_connectors; i++) {
vga_connector = drmModeGetConnector(drm_fd, res->connectors[i]);
if (vga_connector->connector_type == DRM_MODE_CONNECTOR_VGA)
break;
drmModeFreeConnector(vga_connector);
vga_connector = NULL;
}
igt_require(vga_connector);
/* force the connector on and check the reported values */
kmstest_force_connector(drm_fd, vga_connector, FORCE_CONNECTOR_ON);
temp = drmModeGetConnector(drm_fd, vga_connector->connector_id);
igt_assert(temp->connection == DRM_MODE_CONNECTED);
igt_assert(temp->count_modes > 0);
start_n_modes = 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);
/* test edid forcing */
kmstest_force_edid(drm_fd, vga_connector, generic_edid[EDID_FHD],
EDID_LENGTH);
temp = drmModeGetConnector(drm_fd, vga_connector->connector_id);
igt_assert(temp->count_modes == 1);
igt_assert(temp->modes[0].vrefresh == 60
&& temp->modes[0].hdisplay == 1920
&& temp->modes[0].vdisplay == 1080);
drmModeFreeConnector(temp);
/* custom edid */
kmstest_force_edid(drm_fd, vga_connector, generic_edid[EDID_WSXGA],
EDID_LENGTH);
temp = drmModeGetConnector(drm_fd, vga_connector->connector_id);
igt_assert(temp->count_modes == 1);
igt_assert(temp->modes[0].vrefresh == 60
&& temp->modes[0].hdisplay == 1680
&& temp->modes[0].vdisplay == 1050);
drmModeFreeConnector(temp);
/* remove edid */
kmstest_force_edid(drm_fd, vga_connector, NULL, 0);
temp = drmModeGetConnector(drm_fd, vga_connector->connector_id);
/* the connector should now have the same number of modes that it
* started with */
igt_assert(temp->count_modes == start_n_modes);
drmModeFreeConnector(temp);
/* force the connector off */
kmstest_force_connector(drm_fd, vga_connector, FORCE_CONNECTOR_OFF);
temp = drmModeGetConnector(drm_fd, vga_connector->connector_id);
igt_assert(temp->connection == DRM_MODE_DISCONNECTED);
igt_assert(temp->count_modes == 0);
drmModeFreeConnector(temp);
/* check that the previous state is restored */
kmstest_force_connector(drm_fd, vga_connector,
FORCE_CONNECTOR_UNSPECIFIED);
temp = drmModeGetConnector(drm_fd, vga_connector->connector_id);
igt_assert(temp->connection == vga_connector->connection);
drmModeFreeConnector(temp);
drmModeFreeConnector(vga_connector);
igt_exit();
}
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