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/*
* Copyright © 2013,2014 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 <errno.h>
#include <limits.h>
#include <stdbool.h>
#include <stdio.h>
#include <string.h>
#include <sys/ioctl.h>
#include <stdint.h>
#include <stddef.h>
#include <fcntl.h>
#include <math.h>
#include "drmtest.h"
#include "igt_debugfs.h"
#include "igt_kms.h"
#include "igt_core.h"
#define DRM_ROTATE_0 0
#define DRM_ROTATE_90 1
#define DRM_ROTATE_180 2
#define DRM_ROTATE_270 3
typedef struct {
int gfx_fd;
igt_display_t display;
struct igt_fb fb;
igt_crc_t ref_crc;
igt_pipe_crc_t *pipe_crc;
} data_t;
static void
paint_squares(data_t *data, struct igt_fb *fb, drmModeModeInfo *mode,
uint32_t rotation)
{
cairo_t *cr;
int w, h;
w = mode->hdisplay;
h = mode->vdisplay;
cr = igt_get_cairo_ctx(data->gfx_fd, &data->fb);
if (rotation == DRM_ROTATE_180) {
cairo_translate(cr, w, h);
cairo_rotate(cr, M_PI);
}
/* Paint with 4 squares of Red, Green, White, Blue Clockwise */
igt_paint_color(cr, 0, 0, w / 2, h / 2, 1.0, 0.0, 0.0);
igt_paint_color(cr, (w / 2) - 1, 0, w / 2, h / 2, 0.0, 1.0, 0.0);
igt_paint_color(cr, 0, (h / 2) - 1, w / 2, h / 2, 0.0, 0.0, 1.0);
igt_paint_color(cr, (w / 2) - 1, (h / 2) - 1, w / 2, h / 2, 1.0, 1.0, 1.0);
cairo_destroy(cr);
}
static bool prepare_crtc(data_t *data, igt_output_t *output, enum pipe pipe,
igt_plane_t *plane)
{
drmModeModeInfo *mode;
igt_display_t *display = &data->display;
int fb_id;
igt_output_set_pipe(output, pipe);
igt_display_commit(display);
/* create the pipe_crc object for this pipe */
igt_pipe_crc_free(data->pipe_crc);
data->pipe_crc = igt_pipe_crc_new(pipe, INTEL_PIPE_CRC_SOURCE_AUTO);
if (!data->pipe_crc) {
igt_info("auto crc not supported on this connector with pipe %i\n",
pipe);
return false;
}
mode = igt_output_get_mode(output);
fb_id = igt_create_fb(data->gfx_fd,
mode->hdisplay, mode->vdisplay,
DRM_FORMAT_XRGB8888,
false, /* tiled */
&data->fb);
igt_assert(fb_id);
paint_squares(data, &data->fb, mode, DRM_ROTATE_180);
igt_plane_set_fb(plane, &data->fb);
igt_display_commit(display);
/* Collect reference crc */
igt_pipe_crc_collect_crc(data->pipe_crc, &data->ref_crc);
paint_squares(data, &data->fb, mode, DRM_ROTATE_0);
igt_plane_set_fb(plane, &data->fb);
igt_display_commit(display);
return true;
}
static void cleanup_crtc(data_t *data, igt_output_t *output, igt_plane_t *plane)
{
igt_display_t *display = &data->display;
igt_pipe_crc_free(data->pipe_crc);
data->pipe_crc = NULL;
igt_remove_fb(data->gfx_fd, &data->fb);
igt_plane_set_fb(plane, NULL);
igt_output_set_pipe(output, PIPE_ANY);
igt_display_commit(display);
}
static void test_plane_rotation(data_t *data, enum igt_plane plane_type)
{
igt_display_t *display = &data->display;
igt_output_t *output;
enum pipe pipe;
int valid_tests = 0;
igt_crc_t crc_output;
if (plane_type == IGT_PLANE_PRIMARY)
igt_require(data->display.has_universal_planes);
for_each_connected_output(display, output) {
for_each_pipe(display, pipe) {
igt_plane_t *plane;
igt_output_set_pipe(output, pipe);
plane = igt_output_get_plane(output, plane_type);
igt_require(igt_plane_supports_rotation(plane));
if (!prepare_crtc(data, output, pipe, plane))
continue;
igt_plane_set_rotation(plane, IGT_ROTATION_180);
igt_display_commit2(display, COMMIT_UNIVERSAL);
igt_pipe_crc_collect_crc(data->pipe_crc, &crc_output);
igt_assert(igt_crc_equal(&data->ref_crc, &crc_output));
valid_tests++;
cleanup_crtc(data, output, plane);
}
}
igt_require_f(valid_tests, "no valid crtc/connector combinations found\n");
}
igt_main
{
data_t data = {};
igt_skip_on_simulation();
igt_fixture {
data.gfx_fd = drm_open_any();
igt_set_vt_graphics_mode();
igt_require_pipe_crc();
igt_display_init(&data.display, data.gfx_fd);
}
igt_subtest_f("primary-rotation")
test_plane_rotation(&data, IGT_PLANE_PRIMARY);
igt_subtest_f("sprite-rotation")
test_plane_rotation(&data, IGT_PLANE_2);
igt_fixture {
igt_display_fini(&data.display);
}
}
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