tests/kms_plane.c

   1 /*
   2  * Copyright © 2014 Intel Corporation
   3  *
   4  * Permission is hereby granted, free of charge, to any person obtaining a
   5  * copy of this software and associated documentation files (the "Software"),
   6  * to deal in the Software without restriction, including without limitation
   7  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
   8  * and/or sell copies of the Software, and to permit persons to whom the
   9  * Software is furnished to do so, subject to the following conditions:
  10  *
  11  * The above copyright notice and this permission notice (including the next
  12  * paragraph) shall be included in all copies or substantial portions of the
  13  * Software.
  14  *
  15  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  16  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  17  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  18  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  19  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  20  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
  21  * IN THE SOFTWARE.
  22  *
  23  * Authors:
  24  *   Damien Lespiau <damien.lespiau@intel.com>
  25  */
  26
  27 #include <errno.h>
  28 #include <stdbool.h>
  29 #include <stdio.h>
  30 #include <string.h>
  31
  32 #include "drmtest.h"
  33 #include "igt_debugfs.h"
  34 #include "igt_kms.h"
  35
  36 typedef struct {
  37         int drm_fd;
  38         igt_debugfs_t debugfs;
  39         igt_display_t display;
  40 } data_t;
  41
  42 /*
  43  * Plane position test.
  44  *   - We start by grabbing a reference CRC of a full green fb being scanned
  45  *     out on the primary plane
  46  *   - Then we scannout 2 planes:
  47  *      - the primary plane uses a green fb with a black rectangle
  48  *      - a plane, on top of the primary plane, with a green fb that is set-up
  49  *        to cover the black rectangle of the primary plane fb
  50  *     The resulting CRC should be identical to the reference CRC
  51  */
  52
  53 typedef struct {
  54         data_t *data;
  55         igt_pipe_crc_t *pipe_crc;
  56         igt_crc_t reference_crc;
  57 } test_position_t;
  58
  59 /*
  60  * create a green fb with a black rectangle at (rect_x,rect_y) and of size
  61  * (rect_w,rect_h)
  62  */
  63 static void
  64 create_fb_for_mode__position(data_t *data, drmModeModeInfo *mode,
  65                              double rect_x, double rect_y,
  66                              double rect_w, double rect_h,
  67                              struct kmstest_fb *fb /* out */)
  68 {
  69         unsigned int fb_id;
  70         cairo_t *cr;
  71
  72         fb_id = kmstest_create_fb(data->drm_fd,
  73                                   mode->hdisplay, mode->vdisplay,
  74                                   32 /* bpp */, 24 /* depth */,
  75                                   false /* tiling */,
  76                                   fb);
  77         igt_assert(fb_id);
  78
  79         cr = kmstest_get_cairo_ctx(data->drm_fd, fb);
  80         kmstest_paint_color(cr, 0, 0, mode->hdisplay, mode->vdisplay,
  81                             0.0, 1.0, 0.0);
  82         kmstest_paint_color(cr, rect_x, rect_y, rect_w, rect_h, 0.0, 0.0, 0.0);
  83         igt_assert(cairo_status(cr) == 0);
  84         cairo_destroy(cr);
  85 }
  86
  87 static void
  88 test_position_init(test_position_t *test, igt_output_t *output, enum pipe pipe)
  89 {
  90         data_t *data = test->data;
  91         struct kmstest_fb green_fb;
  92         drmModeModeInfo *mode;
  93         igt_plane_t *primary;
  94
  95         test->pipe_crc = igt_pipe_crc_new(&data->debugfs, data->drm_fd,
  96                                           pipe, INTEL_PIPE_CRC_SOURCE_AUTO);
  97
  98         igt_output_set_pipe(output, pipe);
  99         primary = igt_output_get_plane(output, 0);
 100
 101         mode = igt_output_get_mode(output);
 102         kmstest_create_color_fb(data->drm_fd, mode->hdisplay, mode->vdisplay,
 103                                 DRM_FORMAT_XRGB8888,
 104                                 false, /* tiled */
 105                                 0.0, 1.0, 0.0,
 106                                 &green_fb);
 107         igt_plane_set_fb(primary, &green_fb);
 108
 109         igt_display_commit(&data->display);
 110
 111         igt_pipe_crc_collect_crc(test->pipe_crc, &test->reference_crc);
 112
 113         igt_plane_set_fb(primary, NULL);
 114         igt_display_commit(&data->display);
 115
 116         kmstest_remove_fb(data->drm_fd, &green_fb);
 117 }
 118
 119 static void
 120 test_position_fini(test_position_t *test, igt_output_t *output)
 121 {
 122         igt_pipe_crc_free(test->pipe_crc);
 123
 124         igt_output_set_pipe(output, PIPE_ANY);
 125         igt_display_commit(&test->data->display);
 126 }
 127
 128 enum {
 129         TEST_POSITION_FULLY_COVERED = 1 << 0,
 130 };
 131
 132 static void
 133 test_plane_position_with_output(data_t *data,
 134                                 enum pipe pipe,
 135                                 enum igt_plane plane,
 136                                 igt_output_t *output,
 137                                 unsigned int flags)
 138 {
 139         test_position_t test = { .data = data };
 140         igt_plane_t *primary, *sprite;
 141         struct kmstest_fb primary_fb, sprite_fb;
 142         drmModeModeInfo *mode;
 143         igt_crc_t crc;
 144
 145         fprintf(stdout, "Testing connector %s using pipe %c plane %d\n",
 146                 igt_output_name(output), pipe_name(pipe), plane);
 147
 148         test_position_init(&test, output, pipe);
 149
 150         mode = igt_output_get_mode(output);
 151         primary = igt_output_get_plane(output, 0);
 152         sprite = igt_output_get_plane(output, plane);
 153
 154         create_fb_for_mode__position(data, mode, 100, 100, 64, 64,
 155                                      &primary_fb);
 156         igt_plane_set_fb(primary, &primary_fb);
 157
 158         kmstest_create_color_fb(data->drm_fd,
 159                                 64, 64, /* width, height */
 160                                 DRM_FORMAT_XRGB8888,
 161                                 false, /* tiled */
 162                                 0.0, 1.0, 0.0,
 163                                 &sprite_fb);
 164         igt_plane_set_fb(sprite, &sprite_fb);
 165
 166         if (flags & TEST_POSITION_FULLY_COVERED)
 167                 igt_plane_set_position(sprite, 100, 100);
 168         else
 169                 igt_plane_set_position(sprite, 132, 132);
 170
 171         igt_display_commit(&data->display);
 172
 173         igt_pipe_crc_collect_crc(test.pipe_crc, &crc);
 174
 175         if (flags & TEST_POSITION_FULLY_COVERED)
 176                 igt_assert(igt_crc_equal(&test.reference_crc, &crc));
 177         else
 178                 igt_assert(!igt_crc_equal(&test.reference_crc, &crc));
 179
 180         igt_plane_set_fb(primary, NULL);
 181         igt_plane_set_fb(sprite, NULL);
 182
 183         test_position_fini(&test, output);
 184 }
 185
 186 static void
 187 test_plane_position(data_t *data, enum pipe pipe, enum igt_plane plane,
 188                     unsigned int flags)
 189 {
 190         igt_output_t *output;
 191
 192         igt_skip_on(pipe >= data->display.n_pipes);
 193         igt_skip_on(plane >= data->display.pipes[pipe].n_planes);
 194
 195         for_each_connected_output(&data->display, output)
 196                 test_plane_position_with_output(data, pipe, plane, output,
 197                                                 flags);
 198 }
 199
 200 static void
 201 run_tests_for_pipe_plane(data_t *data, enum pipe pipe, enum igt_plane plane)
 202 {
 203         igt_subtest_f("plane-position-covered-pipe-%c-plane-%d",
 204                       pipe_name(pipe), plane)
 205                 test_plane_position(data, pipe, plane,
 206                                     TEST_POSITION_FULLY_COVERED);
 207
 208         igt_subtest_f("plane-position-hole-pipe-%c-plane-%d",
 209                       pipe_name(pipe), plane)
 210                 test_plane_position(data, pipe, plane, 0);
 211 }
 212
 213 static void
 214 run_tests_for_pipe(data_t *data, enum pipe pipe)
 215 {
 216         int plane;
 217
 218         for (plane = 1; plane < IGT_MAX_PLANES; plane++)
 219                 run_tests_for_pipe_plane(data, pipe, plane);
 220 }
 221
 222 static data_t data;
 223
 224 igt_main
 225 {
 226
 227         igt_skip_on_simulation();
 228
 229         igt_fixture {
 230                 data.drm_fd = drm_open_any();
 231
 232                 igt_set_vt_graphics_mode();
 233
 234                 igt_debugfs_init(&data.debugfs);
 235                 igt_pipe_crc_check(&data.debugfs);
 236                 igt_display_init(&data.display, data.drm_fd);
 237         }
 238
 239         for (int pipe = 0; pipe < 3; pipe++)
 240                 run_tests_for_pipe(&data, pipe);
 241
 242         igt_fixture {
 243                 igt_display_fini(&data.display);
 244         }
 245 }