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_display_t display;
  39 } data_t;
  40
  41 /*
  42  * Plane position test.
  43  *   - We start by grabbing a reference CRC of a full green fb being scanned
  44  *     out on the primary plane
  45  *   - Then we scannout 2 planes:
  46  *      - the primary plane uses a green fb with a black rectangle
  47  *      - a plane, on top of the primary plane, with a green fb that is set-up
  48  *        to cover the black rectangle of the primary plane fb
  49  *     The resulting CRC should be identical to the reference CRC
  50  */
  51
  52 typedef struct {
  53         data_t *data;
  54         igt_pipe_crc_t *pipe_crc;
  55         igt_crc_t reference_crc;
  56 } test_position_t;
  57
  58 /*
  59  * create a green fb with a black rectangle at (rect_x,rect_y) and of size
  60  * (rect_w,rect_h)
  61  */
  62 static void
  63 create_fb_for_mode__position(data_t *data, drmModeModeInfo *mode,
  64                              double rect_x, double rect_y,
  65                              double rect_w, double rect_h,
  66                              struct kmstest_fb *fb /* out */)
  67 {
  68         unsigned int fb_id;
  69         cairo_t *cr;
  70
  71         fb_id = kmstest_create_fb(data->drm_fd,
  72                                   mode->hdisplay, mode->vdisplay,
  73                                   DRM_FORMAT_XRGB8888,
  74                                   false /* tiling */,
  75                                   fb);
  76         igt_assert(fb_id);
  77
  78         cr = kmstest_get_cairo_ctx(data->drm_fd, fb);
  79         kmstest_paint_color(cr, 0, 0, mode->hdisplay, mode->vdisplay,
  80                             0.0, 1.0, 0.0);
  81         kmstest_paint_color(cr, rect_x, rect_y, rect_w, rect_h, 0.0, 0.0, 0.0);
  82         igt_assert(cairo_status(cr) == 0);
  83         cairo_destroy(cr);
  84 }
  85
  86 static void
  87 test_position_init(test_position_t *test, igt_output_t *output, enum pipe pipe)
  88 {
  89         data_t *data = test->data;
  90         struct kmstest_fb green_fb;
  91         drmModeModeInfo *mode;
  92         igt_plane_t *primary;
  93
  94         test->pipe_crc = igt_pipe_crc_new(pipe, INTEL_PIPE_CRC_SOURCE_AUTO);
  95
  96         igt_output_set_pipe(output, pipe);
  97         primary = igt_output_get_plane(output, 0);
  98
  99         mode = igt_output_get_mode(output);
 100         kmstest_create_color_fb(data->drm_fd, mode->hdisplay, mode->vdisplay,
 101                                 DRM_FORMAT_XRGB8888,
 102                                 false, /* tiled */
 103                                 0.0, 1.0, 0.0,
 104                                 &green_fb);
 105         igt_plane_set_fb(primary, &green_fb);
 106
 107         igt_display_commit(&data->display);
 108
 109         igt_pipe_crc_collect_crc(test->pipe_crc, &test->reference_crc);
 110
 111         igt_plane_set_fb(primary, NULL);
 112         igt_display_commit(&data->display);
 113
 114         kmstest_remove_fb(data->drm_fd, &green_fb);
 115 }
 116
 117 static void
 118 test_position_fini(test_position_t *test, igt_output_t *output)
 119 {
 120         igt_pipe_crc_free(test->pipe_crc);
 121
 122         igt_output_set_pipe(output, PIPE_ANY);
 123         igt_display_commit(&test->data->display);
 124 }
 125
 126 enum {
 127         TEST_POSITION_FULLY_COVERED = 1 << 0,
 128 };
 129
 130 static void
 131 test_plane_position_with_output(data_t *data,
 132                                 enum pipe pipe,
 133                                 enum igt_plane plane,
 134                                 igt_output_t *output,
 135                                 unsigned int flags)
 136 {
 137         test_position_t test = { .data = data };
 138         igt_plane_t *primary, *sprite;
 139         struct kmstest_fb primary_fb, sprite_fb;
 140         drmModeModeInfo *mode;
 141         igt_crc_t crc;
 142
 143         fprintf(stdout, "Testing connector %s using pipe %c plane %d\n",
 144                 igt_output_name(output), pipe_name(pipe), plane);
 145
 146         test_position_init(&test, output, pipe);
 147
 148         mode = igt_output_get_mode(output);
 149         primary = igt_output_get_plane(output, 0);
 150         sprite = igt_output_get_plane(output, plane);
 151
 152         create_fb_for_mode__position(data, mode, 100, 100, 64, 64,
 153                                      &primary_fb);
 154         igt_plane_set_fb(primary, &primary_fb);
 155
 156         kmstest_create_color_fb(data->drm_fd,
 157                                 64, 64, /* width, height */
 158                                 DRM_FORMAT_XRGB8888,
 159                                 false, /* tiled */
 160                                 0.0, 1.0, 0.0,
 161                                 &sprite_fb);
 162         igt_plane_set_fb(sprite, &sprite_fb);
 163
 164         if (flags & TEST_POSITION_FULLY_COVERED)
 165                 igt_plane_set_position(sprite, 100, 100);
 166         else
 167                 igt_plane_set_position(sprite, 132, 132);
 168
 169         igt_display_commit(&data->display);
 170
 171         igt_pipe_crc_collect_crc(test.pipe_crc, &crc);
 172
 173         if (flags & TEST_POSITION_FULLY_COVERED)
 174                 igt_assert(igt_crc_equal(&test.reference_crc, &crc));
 175         else
 176                 igt_assert(!igt_crc_equal(&test.reference_crc, &crc));
 177
 178         igt_plane_set_fb(primary, NULL);
 179         igt_plane_set_fb(sprite, NULL);
 180
 181         test_position_fini(&test, output);
 182 }
 183
 184 static void
 185 test_plane_position(data_t *data, enum pipe pipe, enum igt_plane plane,
 186                     unsigned int flags)
 187 {
 188         igt_output_t *output;
 189
 190         igt_skip_on(pipe >= data->display.n_pipes);
 191         igt_skip_on(plane >= data->display.pipes[pipe].n_planes);
 192
 193         for_each_connected_output(&data->display, output)
 194                 test_plane_position_with_output(data, pipe, plane, output,
 195                                                 flags);
 196 }
 197
 198 static void
 199 run_tests_for_pipe_plane(data_t *data, enum pipe pipe, enum igt_plane plane)
 200 {
 201         igt_subtest_f("plane-position-covered-pipe-%c-plane-%d",
 202                       pipe_name(pipe), plane)
 203                 test_plane_position(data, pipe, plane,
 204                                     TEST_POSITION_FULLY_COVERED);
 205
 206         igt_subtest_f("plane-position-hole-pipe-%c-plane-%d",
 207                       pipe_name(pipe), plane)
 208                 test_plane_position(data, pipe, plane, 0);
 209 }
 210
 211 static void
 212 run_tests_for_pipe(data_t *data, enum pipe pipe)
 213 {
 214         int plane;
 215
 216         for (plane = 1; plane < IGT_MAX_PLANES; plane++)
 217                 run_tests_for_pipe_plane(data, pipe, plane);
 218 }
 219
 220 static data_t data;
 221
 222 igt_main
 223 {
 224
 225         igt_skip_on_simulation();
 226
 227         igt_fixture {
 228                 data.drm_fd = drm_open_any();
 229
 230                 igt_set_vt_graphics_mode();
 231
 232                 igt_require_pipe_crc();
 233                 igt_display_init(&data.display, data.drm_fd);
 234         }
 235
 236         for (int pipe = 0; pipe < 3; pipe++)
 237                 run_tests_for_pipe(&data, pipe);
 238
 239         igt_fixture {
 240                 igt_display_fini(&data.display);
 241         }
 242 }