1 /*
2 * Copyright © 2016 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
24 #include "igt.h"
25 #include "drmtest.h"
26 #include <errno.h>
27 #include <stdbool.h>
28 #include <stdio.h>
29 #include <string.h>
30 #include <time.h>
31
32 #ifndef DRM_CAP_CURSOR_WIDTH
33 #define DRM_CAP_CURSOR_WIDTH 0x8
34 #endif
35 #ifndef DRM_CAP_CURSOR_HEIGHT
36 #define DRM_CAP_CURSOR_HEIGHT 0x9
37 #endif
38
39 struct rmfb_data {
40 int drm_fd;
41 igt_display_t display;
42 };
43
44 /*
45 * 1. Set primary plane to a known fb.
46 * 2. Make sure getcrtc returns the correct fb id.
47 * 3. Call rmfb on the fb.
48 * 4. Make sure getcrtc returns 0 fb id.
49 *
50 * RMFB is supposed to free the framebuffers from any and all planes,
51 * so test this and make sure it works.
52 */
53 static void
test_rmfb(struct rmfb_data * data,igt_output_t * output,enum pipe pipe,bool reopen)54 test_rmfb(struct rmfb_data *data, igt_output_t *output, enum pipe pipe, bool reopen)
55 {
56 struct igt_fb fb, argb_fb;
57 drmModeModeInfo *mode;
58 igt_plane_t *plane;
59 drmModeCrtc *crtc;
60 uint64_t cursor_width, cursor_height;
61 int num_active_planes = 0;
62
63 igt_output_set_pipe(output, pipe);
64
65 mode = igt_output_get_mode(output);
66
67 igt_create_fb(data->drm_fd, mode->hdisplay, mode->vdisplay,
68 DRM_FORMAT_XRGB8888, LOCAL_DRM_FORMAT_MOD_NONE, &fb);
69
70 do_or_die(drmGetCap(data->drm_fd, DRM_CAP_CURSOR_WIDTH, &cursor_width));
71 do_or_die(drmGetCap(data->drm_fd, DRM_CAP_CURSOR_HEIGHT, &cursor_height));
72
73 igt_create_fb(data->drm_fd, cursor_width, cursor_height,
74 DRM_FORMAT_ARGB8888, LOCAL_DRM_FORMAT_MOD_NONE, &argb_fb);
75
76 /*
77 * Make sure these buffers are suited for display use
78 * because most of the modeset operations must be fast
79 * later on.
80 */
81 for_each_plane_on_pipe(&data->display, pipe, plane) {
82 if (plane->type == DRM_PLANE_TYPE_CURSOR) {
83 igt_plane_set_fb(plane, &argb_fb);
84 igt_fb_set_size(&argb_fb, plane, cursor_width, cursor_height);
85 igt_plane_set_size(plane, cursor_width, cursor_height);
86 } else {
87 igt_plane_set_fb(plane, &fb);
88 }
89
90 if (igt_display_try_commit2(&data->display, data->display.is_atomic ?
91 COMMIT_ATOMIC : COMMIT_LEGACY)) {
92 /*
93 * Disable any plane that fails (presumably
94 * due to exceeding some hardware limit).
95 */
96 igt_plane_set_fb(plane, NULL);
97 } else {
98 num_active_planes++;
99 }
100 }
101
102 /*
103 * Make sure we were able to enable at least one
104 * plane so that we actually test something.
105 */
106 igt_assert_lt(0, num_active_planes);
107
108 igt_display_commit2(&data->display, data->display.is_atomic ? COMMIT_ATOMIC : COMMIT_LEGACY);
109
110 crtc = drmModeGetCrtc(data->drm_fd, output->config.crtc->crtc_id);
111
112 igt_assert_eq(crtc->buffer_id, fb.fb_id);
113
114 drmModeFreeCrtc(crtc);
115
116 if (reopen) {
117 close(data->drm_fd);
118
119 data->drm_fd = drm_open_driver_master(DRIVER_ANY);
120 drmSetClientCap(data->drm_fd, DRM_CLIENT_CAP_UNIVERSAL_PLANES, 1);
121 drmSetClientCap(data->drm_fd, DRM_CLIENT_CAP_ATOMIC, 1);
122
123 igt_pipe_refresh(&data->display, pipe, true);
124 } else {
125 igt_remove_fb(data->drm_fd, &fb);
126 igt_remove_fb(data->drm_fd, &argb_fb);
127 }
128
129 crtc = drmModeGetCrtc(data->drm_fd, output->config.crtc->crtc_id);
130
131 igt_assert_eq(crtc->buffer_id, 0);
132
133 drmModeFreeCrtc(crtc);
134
135 for_each_plane_on_pipe(&data->display, pipe, plane) {
136 drmModePlanePtr planeres = drmModeGetPlane(data->drm_fd, plane->drm_plane->plane_id);
137
138 igt_assert_eq(planeres->fb_id, 0);
139
140 drmModeFreePlane(planeres);
141 }
142
143 igt_output_set_pipe(output, PIPE_ANY);
144 }
145
146 static void
run_rmfb_test(struct rmfb_data * data,bool reopen)147 run_rmfb_test(struct rmfb_data *data, bool reopen)
148 {
149 igt_output_t *output;
150 enum pipe pipe;
151
152 for_each_pipe_with_single_output(&data->display, pipe, output)
153 test_rmfb(data, output, pipe, reopen);
154 }
155
156 igt_main
157 {
158 struct rmfb_data data = {};
159
160 igt_skip_on_simulation();
161
162 igt_fixture {
163 data.drm_fd = drm_open_driver_master(DRIVER_ANY);
164
165 kmstest_set_vt_graphics_mode();
166
167 igt_display_require(&data.display, data.drm_fd);
168 igt_display_require_output(&data.display);
169 }
170
171 igt_subtest_f("rmfb-ioctl")
172 run_rmfb_test(&data, false);
173
174 igt_subtest_f("close-fd")
175 run_rmfb_test(&data, true);
176
177 igt_fixture {
178 igt_display_fini(&data.display);
179 }
180 }
181