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 #include <drm_fourcc.h>
  32
  33 #include "drmtest.h"
  34 #include "igt_debugfs.h"
  35 #include "igt_kms.h"
  36
  37 typedef struct {
  38         int drm_fd;
  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(pipe, INTEL_PIPE_CRC_SOURCE_AUTO);
  96
  97         igt_output_set_pipe(output, pipe);
  98         primary = igt_output_get_plane(output, 0);
  99
 100         mode = igt_output_get_mode(output);
 101         kmstest_create_color_fb(data->drm_fd, mode->hdisplay, mode->vdisplay,
 102                                 DRM_FORMAT_XRGB8888,
 103                                 false, /* tiled */
 104                                 0.0, 1.0, 0.0,
 105                                 &green_fb);
 106         igt_plane_set_fb(primary, &green_fb);
 107
 108         igt_display_commit(&data->display);
 109
 110         igt_pipe_crc_collect_crc(test->pipe_crc, &test->reference_crc);
 111
 112         igt_plane_set_fb(primary, NULL);
 113         igt_display_commit(&data->display);
 114
 115         kmstest_remove_fb(data->drm_fd, &green_fb);
 116 }
 117
 118 static void
 119 test_position_fini(test_position_t *test, igt_output_t *output)
 120 {
 121         igt_pipe_crc_free(test->pipe_crc);
 122
 123         igt_output_set_pipe(output, PIPE_ANY);
 124         igt_display_commit(&test->data->display);
 125 }
 126
 127 enum {
 128         TEST_POSITION_FULLY_COVERED = 1 << 0,
 129 };
 130
 131 static void
 132 test_plane_position_with_output(data_t *data,
 133                                 enum pipe pipe,
 134                                 enum igt_plane plane,
 135                                 igt_output_t *output,
 136                                 unsigned int flags)
 137 {
 138         test_position_t test = { .data = data };
 139         igt_plane_t *primary, *sprite;
 140         struct kmstest_fb primary_fb, sprite_fb;
 141         drmModeModeInfo *mode;
 142         igt_crc_t crc;
 143
 144         fprintf(stdout, "Testing connector %s using pipe %c plane %d\n",
 145                 igt_output_name(output), pipe_name(pipe), plane);
 146
 147         test_position_init(&test, output, pipe);
 148
 149         mode = igt_output_get_mode(output);
 150         primary = igt_output_get_plane(output, 0);
 151         sprite = igt_output_get_plane(output, plane);
 152
 153         create_fb_for_mode__position(data, mode, 100, 100, 64, 64,
 154                                      &primary_fb);
 155         igt_plane_set_fb(primary, &primary_fb);
 156
 157         kmstest_create_color_fb(data->drm_fd,
 158                                 64, 64, /* width, height */
 159                                 DRM_FORMAT_XRGB8888,
 160                                 false, /* tiled */
 161                                 0.0, 1.0, 0.0,
 162                                 &sprite_fb);
 163         igt_plane_set_fb(sprite, &sprite_fb);
 164
 165         if (flags & TEST_POSITION_FULLY_COVERED)
 166                 igt_plane_set_position(sprite, 100, 100);
 167         else
 168                 igt_plane_set_position(sprite, 132, 132);
 169
 170         igt_display_commit(&data->display);
 171
 172         igt_pipe_crc_collect_crc(test.pipe_crc, &crc);
 173
 174         if (flags & TEST_POSITION_FULLY_COVERED)
 175                 igt_assert(igt_crc_equal(&test.reference_crc, &crc));
 176         else
 177                 igt_assert(!igt_crc_equal(&test.reference_crc, &crc));
 178
 179         igt_plane_set_fb(primary, NULL);
 180         igt_plane_set_fb(sprite, NULL);
 181
 182         test_position_fini(&test, output);
 183 }
 184
 185 static void
 186 test_plane_position(data_t *data, enum pipe pipe, enum igt_plane plane,
 187                     unsigned int flags)
 188 {
 189         igt_output_t *output;
 190
 191         igt_skip_on(pipe >= data->display.n_pipes);
 192         igt_skip_on(plane >= data->display.pipes[pipe].n_planes);
 193
 194         for_each_connected_output(&data->display, output)
 195                 test_plane_position_with_output(data, pipe, plane, output,
 196                                                 flags);
 197 }
 198
 199 static void
 200 run_tests_for_pipe_plane(data_t *data, enum pipe pipe, enum igt_plane plane)
 201 {
 202         igt_subtest_f("plane-position-covered-pipe-%c-plane-%d",
 203                       pipe_name(pipe), plane)
 204                 test_plane_position(data, pipe, plane,
 205                                     TEST_POSITION_FULLY_COVERED);
 206
 207         igt_subtest_f("plane-position-hole-pipe-%c-plane-%d",
 208                       pipe_name(pipe), plane)
 209                 test_plane_position(data, pipe, plane, 0);
 210 }
 211
 212 static void
 213 run_tests_for_pipe(data_t *data, enum pipe pipe)
 214 {
 215         int plane;
 216
 217         for (plane = 1; plane < IGT_MAX_PLANES; plane++)
 218                 run_tests_for_pipe_plane(data, pipe, plane);
 219 }
 220
 221 static data_t data;
 222
 223 igt_main
 224 {
 225
 226         igt_skip_on_simulation();
 227
 228         igt_fixture {
 229                 data.drm_fd = drm_open_any();
 230
 231                 igt_set_vt_graphics_mode();
 232
 233                 igt_require_pipe_crc();
 234                 igt_display_init(&data.display, data.drm_fd);
 235         }
 236
 237         for (int pipe = 0; pipe < 3; pipe++)
 238                 run_tests_for_pipe(&data, pipe);
 239
 240         igt_fixture {
 241                 igt_display_fini(&data.display);
 242         }
 243 }