1// SPDX-License-Identifier: GPL-2.0
2/*
3 * Test cases for the drm_framebuffer functions
4 *
5 * Copyright (c) 2022 Maíra Canal <mairacanal@riseup.net>
6 */
7
8#include <kunit/test.h>
9
10#include <drm/drm_device.h>
11#include <drm/drm_mode.h>
12#include <drm/drm_fourcc.h>
13#include <drm/drm_print.h>
14
15#include "../drm_crtc_internal.h"
16
17#define MIN_WIDTH 4
18#define MAX_WIDTH 4096
19#define MIN_HEIGHT 4
20#define MAX_HEIGHT 4096
21
22struct drm_framebuffer_test {
23 int buffer_created;
24 struct drm_mode_fb_cmd2 cmd;
25 const char *name;
26};
27
28static const struct drm_framebuffer_test drm_framebuffer_create_cases[] = {
29{ .buffer_created = 1, .name = "ABGR8888 normal sizes",
30 .cmd = { .width = 600, .height = 600, .pixel_format = DRM_FORMAT_ABGR8888,
31 .handles = { 1, 0, 0 }, .pitches = { 4 * 600, 0, 0 },
32 }
33},
34{ .buffer_created = 1, .name = "ABGR8888 max sizes",
35 .cmd = { .width = MAX_WIDTH, .height = MAX_HEIGHT, .pixel_format = DRM_FORMAT_ABGR8888,
36 .handles = { 1, 0, 0 }, .pitches = { 4 * MAX_WIDTH, 0, 0 },
37 }
38},
39{ .buffer_created = 1, .name = "ABGR8888 pitch greater than min required",
40 .cmd = { .width = MAX_WIDTH, .height = MAX_HEIGHT, .pixel_format = DRM_FORMAT_ABGR8888,
41 .handles = { 1, 0, 0 }, .pitches = { 4 * MAX_WIDTH + 1, 0, 0 },
42 }
43},
44{ .buffer_created = 0, .name = "ABGR8888 pitch less than min required",
45 .cmd = { .width = MAX_WIDTH, .height = MAX_HEIGHT, .pixel_format = DRM_FORMAT_ABGR8888,
46 .handles = { 1, 0, 0 }, .pitches = { 4 * MAX_WIDTH - 1, 0, 0 },
47 }
48},
49{ .buffer_created = 0, .name = "ABGR8888 Invalid width",
50 .cmd = { .width = MAX_WIDTH + 1, .height = MAX_HEIGHT, .pixel_format = DRM_FORMAT_ABGR8888,
51 .handles = { 1, 0, 0 }, .pitches = { 4 * (MAX_WIDTH + 1), 0, 0 },
52 }
53},
54{ .buffer_created = 0, .name = "ABGR8888 Invalid buffer handle",
55 .cmd = { .width = MAX_WIDTH, .height = MAX_HEIGHT, .pixel_format = DRM_FORMAT_ABGR8888,
56 .handles = { 0, 0, 0 }, .pitches = { 4 * MAX_WIDTH, 0, 0 },
57 }
58},
59{ .buffer_created = 0, .name = "No pixel format",
60 .cmd = { .width = MAX_WIDTH, .height = MAX_HEIGHT, .pixel_format = 0,
61 .handles = { 1, 0, 0 }, .pitches = { 4 * MAX_WIDTH, 0, 0 },
62 }
63},
64{ .buffer_created = 0, .name = "ABGR8888 Width 0",
65 .cmd = { .width = 0, .height = MAX_HEIGHT, .pixel_format = DRM_FORMAT_ABGR8888,
66 .handles = { 1, 0, 0 }, .pitches = { 4 * MAX_WIDTH, 0, 0 },
67 }
68},
69{ .buffer_created = 0, .name = "ABGR8888 Height 0",
70 .cmd = { .width = MAX_WIDTH, .height = 0, .pixel_format = DRM_FORMAT_ABGR8888,
71 .handles = { 1, 0, 0 }, .pitches = { 4 * MAX_WIDTH, 0, 0 },
72 }
73},
74{ .buffer_created = 0, .name = "ABGR8888 Out of bound height * pitch combination",
75 .cmd = { .width = MAX_WIDTH, .height = MAX_HEIGHT, .pixel_format = DRM_FORMAT_ABGR8888,
76 .handles = { 1, 0, 0 }, .offsets = { UINT_MAX - 1, 0, 0 },
77 .pitches = { 4 * MAX_WIDTH, 0, 0 },
78 }
79},
80{ .buffer_created = 1, .name = "ABGR8888 Large buffer offset",
81 .cmd = { .width = MAX_WIDTH, .height = MAX_HEIGHT, .pixel_format = DRM_FORMAT_ABGR8888,
82 .handles = { 1, 0, 0 }, .offsets = { UINT_MAX / 2, 0, 0 },
83 .pitches = { 4 * MAX_WIDTH, 0, 0 },
84 }
85},
86{ .buffer_created = 1, .name = "ABGR8888 Set DRM_MODE_FB_MODIFIERS without modifiers",
87 .cmd = { .width = MAX_WIDTH, .height = MAX_HEIGHT, .pixel_format = DRM_FORMAT_ABGR8888,
88 .handles = { 1, 0, 0 }, .offsets = { UINT_MAX / 2, 0, 0 },
89 .pitches = { 4 * MAX_WIDTH, 0, 0 }, .flags = DRM_MODE_FB_MODIFIERS,
90 }
91},
92{ .buffer_created = 1, .name = "ABGR8888 Valid buffer modifier",
93 .cmd = { .width = MAX_WIDTH, .height = MAX_HEIGHT, .pixel_format = DRM_FORMAT_ABGR8888,
94 .handles = { 1, 0, 0 }, .offsets = { UINT_MAX / 2, 0, 0 },
95 .pitches = { 4 * MAX_WIDTH, 0, 0 }, .flags = DRM_MODE_FB_MODIFIERS,
96 .modifier = { AFBC_FORMAT_MOD_YTR, 0, 0 },
97 }
98},
99{ .buffer_created = 0,
100 .name = "ABGR8888 Invalid buffer modifier(DRM_FORMAT_MOD_SAMSUNG_64_32_TILE)",
101 .cmd = { .width = MAX_WIDTH, .height = MAX_HEIGHT, .pixel_format = DRM_FORMAT_ABGR8888,
102 .handles = { 1, 0, 0 }, .offsets = { UINT_MAX / 2, 0, 0 },
103 .pitches = { 4 * MAX_WIDTH, 0, 0 }, .flags = DRM_MODE_FB_MODIFIERS,
104 .modifier = { DRM_FORMAT_MOD_SAMSUNG_64_32_TILE, 0, 0 },
105 }
106},
107{ .buffer_created = 1, .name = "ABGR8888 Extra pitches without DRM_MODE_FB_MODIFIERS",
108 .cmd = { .width = MAX_WIDTH, .height = MAX_HEIGHT, .pixel_format = DRM_FORMAT_ABGR8888,
109 .handles = { 1, 0, 0 }, .offsets = { UINT_MAX / 2, 0, 0 },
110 .pitches = { 4 * MAX_WIDTH, 4 * MAX_WIDTH, 0 },
111 }
112},
113{ .buffer_created = 0, .name = "ABGR8888 Extra pitches with DRM_MODE_FB_MODIFIERS",
114 .cmd = { .width = MAX_WIDTH, .height = MAX_HEIGHT, .pixel_format = DRM_FORMAT_ABGR8888,
115 .handles = { 1, 0, 0 }, .flags = DRM_MODE_FB_MODIFIERS,
116 .pitches = { 4 * MAX_WIDTH, 4 * MAX_WIDTH, 0 },
117 }
118},
119{ .buffer_created = 1, .name = "NV12 Normal sizes",
120 .cmd = { .width = 600, .height = 600, .pixel_format = DRM_FORMAT_NV12,
121 .handles = { 1, 1, 0 }, .pitches = { 600, 600, 0 },
122 }
123},
124{ .buffer_created = 1, .name = "NV12 Max sizes",
125 .cmd = { .width = MAX_WIDTH, .height = MAX_HEIGHT, .pixel_format = DRM_FORMAT_NV12,
126 .handles = { 1, 1, 0 }, .pitches = { MAX_WIDTH, MAX_WIDTH, 0 },
127 }
128},
129{ .buffer_created = 0, .name = "NV12 Invalid pitch",
130 .cmd = { .width = MAX_WIDTH, .height = MAX_HEIGHT, .pixel_format = DRM_FORMAT_NV12,
131 .handles = { 1, 1, 0 }, .pitches = { MAX_WIDTH, MAX_WIDTH - 1, 0 },
132 }
133},
134{ .buffer_created = 0, .name = "NV12 Invalid modifier/missing DRM_MODE_FB_MODIFIERS flag",
135 .cmd = { .width = MAX_WIDTH, .height = MAX_HEIGHT, .pixel_format = DRM_FORMAT_NV12,
136 .handles = { 1, 1, 0 }, .modifier = { DRM_FORMAT_MOD_SAMSUNG_64_32_TILE, 0, 0 },
137 .pitches = { MAX_WIDTH, MAX_WIDTH, 0 },
138 }
139},
140{ .buffer_created = 0, .name = "NV12 different modifier per-plane",
141 .cmd = { .width = MAX_WIDTH, .height = MAX_HEIGHT, .pixel_format = DRM_FORMAT_NV12,
142 .handles = { 1, 1, 0 }, .flags = DRM_MODE_FB_MODIFIERS,
143 .modifier = { DRM_FORMAT_MOD_SAMSUNG_64_32_TILE, 0, 0 },
144 .pitches = { MAX_WIDTH, MAX_WIDTH, 0 },
145 }
146},
147{ .buffer_created = 1, .name = "NV12 with DRM_FORMAT_MOD_SAMSUNG_64_32_TILE",
148 .cmd = { .width = MAX_WIDTH, .height = MAX_HEIGHT, .pixel_format = DRM_FORMAT_NV12,
149 .handles = { 1, 1, 0 }, .flags = DRM_MODE_FB_MODIFIERS,
150 .modifier = { DRM_FORMAT_MOD_SAMSUNG_64_32_TILE,
151 DRM_FORMAT_MOD_SAMSUNG_64_32_TILE, 0 },
152 .pitches = { MAX_WIDTH, MAX_WIDTH, 0 },
153 }
154},
155{ .buffer_created = 0, .name = "NV12 Valid modifiers without DRM_MODE_FB_MODIFIERS",
156 .cmd = { .width = MAX_WIDTH, .height = MAX_HEIGHT, .pixel_format = DRM_FORMAT_NV12,
157 .handles = { 1, 1, 0 }, .modifier = { DRM_FORMAT_MOD_SAMSUNG_64_32_TILE,
158 DRM_FORMAT_MOD_SAMSUNG_64_32_TILE, 0 },
159 .pitches = { MAX_WIDTH, MAX_WIDTH, 0 },
160 }
161},
162{ .buffer_created = 0, .name = "NV12 Modifier for inexistent plane",
163 .cmd = { .width = MAX_WIDTH, .height = MAX_HEIGHT, .pixel_format = DRM_FORMAT_NV12,
164 .handles = { 1, 1, 0 }, .flags = DRM_MODE_FB_MODIFIERS,
165 .modifier = { DRM_FORMAT_MOD_SAMSUNG_64_32_TILE, DRM_FORMAT_MOD_SAMSUNG_64_32_TILE,
166 DRM_FORMAT_MOD_SAMSUNG_64_32_TILE },
167 .pitches = { MAX_WIDTH, MAX_WIDTH, 0 },
168 }
169},
170{ .buffer_created = 0, .name = "NV12 Handle for inexistent plane",
171 .cmd = { .width = MAX_WIDTH, .height = MAX_HEIGHT, .pixel_format = DRM_FORMAT_NV12,
172 .handles = { 1, 1, 1 }, .flags = DRM_MODE_FB_MODIFIERS,
173 .pitches = { MAX_WIDTH, MAX_WIDTH, 0 },
174 }
175},
176{ .buffer_created = 1, .name = "NV12 Handle for inexistent plane without DRM_MODE_FB_MODIFIERS",
177 .cmd = { .width = 600, .height = 600, .pixel_format = DRM_FORMAT_NV12,
178 .handles = { 1, 1, 1 }, .pitches = { 600, 600, 600 },
179 }
180},
181{ .buffer_created = 1, .name = "YVU420 DRM_MODE_FB_MODIFIERS set without modifier",
182 .cmd = { .width = 600, .height = 600, .pixel_format = DRM_FORMAT_YVU420,
183 .handles = { 1, 1, 1 }, .flags = DRM_MODE_FB_MODIFIERS,
184 .pitches = { 600, 300, 300 },
185 }
186},
187{ .buffer_created = 1, .name = "YVU420 Normal sizes",
188 .cmd = { .width = 600, .height = 600, .pixel_format = DRM_FORMAT_YVU420,
189 .handles = { 1, 1, 1 }, .pitches = { 600, 300, 300 },
190 }
191},
192{ .buffer_created = 1, .name = "YVU420 Max sizes",
193 .cmd = { .width = MAX_WIDTH, .height = MAX_HEIGHT, .pixel_format = DRM_FORMAT_YVU420,
194 .handles = { 1, 1, 1 }, .pitches = { MAX_WIDTH, DIV_ROUND_UP(MAX_WIDTH, 2),
195 DIV_ROUND_UP(MAX_WIDTH, 2) },
196 }
197},
198{ .buffer_created = 0, .name = "YVU420 Invalid pitch",
199 .cmd = { .width = MAX_WIDTH, .height = MAX_HEIGHT, .pixel_format = DRM_FORMAT_YVU420,
200 .handles = { 1, 1, 1 }, .pitches = { MAX_WIDTH, DIV_ROUND_UP(MAX_WIDTH, 2) - 1,
201 DIV_ROUND_UP(MAX_WIDTH, 2) },
202 }
203},
204{ .buffer_created = 1, .name = "YVU420 Different pitches",
205 .cmd = { .width = MAX_WIDTH, .height = MAX_HEIGHT, .pixel_format = DRM_FORMAT_YVU420,
206 .handles = { 1, 1, 1 }, .pitches = { MAX_WIDTH, DIV_ROUND_UP(MAX_WIDTH, 2) + 1,
207 DIV_ROUND_UP(MAX_WIDTH, 2) + 7 },
208 }
209},
210{ .buffer_created = 1, .name = "YVU420 Different buffer offsets/pitches",
211 .cmd = { .width = MAX_WIDTH, .height = MAX_HEIGHT, .pixel_format = DRM_FORMAT_YVU420,
212 .handles = { 1, 1, 1 }, .offsets = { MAX_WIDTH, MAX_WIDTH +
213 MAX_WIDTH * MAX_HEIGHT, MAX_WIDTH + 2 * MAX_WIDTH * MAX_HEIGHT },
214 .pitches = { MAX_WIDTH, DIV_ROUND_UP(MAX_WIDTH, 2) + 1,
215 DIV_ROUND_UP(MAX_WIDTH, 2) + 7 },
216 }
217},
218{ .buffer_created = 0,
219 .name = "YVU420 Modifier set just for plane 0, without DRM_MODE_FB_MODIFIERS",
220 .cmd = { .width = MAX_WIDTH, .height = MAX_HEIGHT, .pixel_format = DRM_FORMAT_YVU420,
221 .handles = { 1, 1, 1 }, .modifier = { AFBC_FORMAT_MOD_SPARSE, 0, 0 },
222 .pitches = { MAX_WIDTH, DIV_ROUND_UP(MAX_WIDTH, 2), DIV_ROUND_UP(MAX_WIDTH, 2) },
223 }
224},
225{ .buffer_created = 0,
226 .name = "YVU420 Modifier set just for planes 0, 1, without DRM_MODE_FB_MODIFIERS",
227 .cmd = { .width = MAX_WIDTH, .height = MAX_HEIGHT, .pixel_format = DRM_FORMAT_YVU420,
228 .handles = { 1, 1, 1 },
229 .modifier = { AFBC_FORMAT_MOD_SPARSE, AFBC_FORMAT_MOD_SPARSE, 0 },
230 .pitches = { MAX_WIDTH, DIV_ROUND_UP(MAX_WIDTH, 2), DIV_ROUND_UP(MAX_WIDTH, 2) },
231 }
232},
233{ .buffer_created = 0,
234 .name = "YVU420 Modifier set just for plane 0, 1, with DRM_MODE_FB_MODIFIERS",
235 .cmd = { .width = MAX_WIDTH, .height = MAX_HEIGHT, .pixel_format = DRM_FORMAT_YVU420,
236 .handles = { 1, 1, 1 }, .flags = DRM_MODE_FB_MODIFIERS,
237 .modifier = { AFBC_FORMAT_MOD_SPARSE, AFBC_FORMAT_MOD_SPARSE, 0 },
238 .pitches = { MAX_WIDTH, DIV_ROUND_UP(MAX_WIDTH, 2), DIV_ROUND_UP(MAX_WIDTH, 2) },
239 }
240},
241{ .buffer_created = 1, .name = "YVU420 Valid modifier",
242 .cmd = { .width = MAX_WIDTH, .height = MAX_HEIGHT, .pixel_format = DRM_FORMAT_YVU420,
243 .handles = { 1, 1, 1 }, .flags = DRM_MODE_FB_MODIFIERS,
244 .modifier = { AFBC_FORMAT_MOD_SPARSE, AFBC_FORMAT_MOD_SPARSE,
245 AFBC_FORMAT_MOD_SPARSE },
246 .pitches = { MAX_WIDTH, DIV_ROUND_UP(MAX_WIDTH, 2), DIV_ROUND_UP(MAX_WIDTH, 2) },
247 }
248},
249{ .buffer_created = 0, .name = "YVU420 Different modifiers per plane",
250 .cmd = { .width = MAX_WIDTH, .height = MAX_HEIGHT, .pixel_format = DRM_FORMAT_YVU420,
251 .handles = { 1, 1, 1 }, .flags = DRM_MODE_FB_MODIFIERS,
252 .modifier = { AFBC_FORMAT_MOD_SPARSE, AFBC_FORMAT_MOD_SPARSE | AFBC_FORMAT_MOD_YTR,
253 AFBC_FORMAT_MOD_SPARSE },
254 .pitches = { MAX_WIDTH, DIV_ROUND_UP(MAX_WIDTH, 2), DIV_ROUND_UP(MAX_WIDTH, 2) },
255 }
256},
257{ .buffer_created = 0, .name = "YVU420 Modifier for inexistent plane",
258 .cmd = { .width = MAX_WIDTH, .height = MAX_HEIGHT, .pixel_format = DRM_FORMAT_YVU420,
259 .handles = { 1, 1, 1 }, .flags = DRM_MODE_FB_MODIFIERS,
260 .modifier = { AFBC_FORMAT_MOD_SPARSE, AFBC_FORMAT_MOD_SPARSE,
261 AFBC_FORMAT_MOD_SPARSE, AFBC_FORMAT_MOD_SPARSE },
262 .pitches = { MAX_WIDTH, DIV_ROUND_UP(MAX_WIDTH, 2), DIV_ROUND_UP(MAX_WIDTH, 2) },
263 }
264},
265{ .buffer_created = 1, .name = "X0L2 Normal sizes",
266 .cmd = { .width = 600, .height = 600, .pixel_format = DRM_FORMAT_X0L2,
267 .handles = { 1, 0, 0 }, .pitches = { 1200, 0, 0 }
268 }
269},
270{ .buffer_created = 1, .name = "X0L2 Max sizes",
271 .cmd = { .width = MAX_WIDTH, .height = MAX_HEIGHT, .pixel_format = DRM_FORMAT_X0L2,
272 .handles = { 1, 0, 0 }, .pitches = { 2 * MAX_WIDTH, 0, 0 }
273 }
274},
275{ .buffer_created = 0, .name = "X0L2 Invalid pitch",
276 .cmd = { .width = MAX_WIDTH, .height = MAX_HEIGHT, .pixel_format = DRM_FORMAT_X0L2,
277 .handles = { 1, 0, 0 }, .pitches = { 2 * MAX_WIDTH - 1, 0, 0 }
278 }
279},
280{ .buffer_created = 1, .name = "X0L2 Pitch greater than minimum required",
281 .cmd = { .width = MAX_WIDTH, .height = MAX_HEIGHT, .pixel_format = DRM_FORMAT_X0L2,
282 .handles = { 1, 0, 0 }, .pitches = { 2 * MAX_WIDTH + 1, 0, 0 }
283 }
284},
285{ .buffer_created = 0, .name = "X0L2 Handle for inexistent plane",
286 .cmd = { .width = MAX_WIDTH, .height = MAX_HEIGHT, .pixel_format = DRM_FORMAT_X0L2,
287 .handles = { 1, 1, 0 }, .flags = DRM_MODE_FB_MODIFIERS,
288 .pitches = { 2 * MAX_WIDTH + 1, 0, 0 }
289 }
290},
291{ .buffer_created = 1,
292 .name = "X0L2 Offset for inexistent plane, without DRM_MODE_FB_MODIFIERS set",
293 .cmd = { .width = MAX_WIDTH, .height = MAX_HEIGHT, .pixel_format = DRM_FORMAT_X0L2,
294 .handles = { 1, 0, 0 }, .offsets = { 0, 0, 3 },
295 .pitches = { 2 * MAX_WIDTH + 1, 0, 0 }
296 }
297},
298{ .buffer_created = 0, .name = "X0L2 Modifier without DRM_MODE_FB_MODIFIERS set",
299 .cmd = { .width = MAX_WIDTH, .height = MAX_HEIGHT, .pixel_format = DRM_FORMAT_X0L2,
300 .handles = { 1, 0, 0 }, .pitches = { 2 * MAX_WIDTH + 1, 0, 0 },
301 .modifier = { AFBC_FORMAT_MOD_SPARSE, 0, 0 },
302 }
303},
304{ .buffer_created = 1, .name = "X0L2 Valid modifier",
305 .cmd = { .width = MAX_WIDTH, .height = MAX_HEIGHT, .pixel_format = DRM_FORMAT_X0L2,
306 .handles = { 1, 0, 0 }, .pitches = { 2 * MAX_WIDTH + 1, 0, 0 },
307 .modifier = { AFBC_FORMAT_MOD_SPARSE, 0, 0 }, .flags = DRM_MODE_FB_MODIFIERS,
308 }
309},
310{ .buffer_created = 0, .name = "X0L2 Modifier for inexistent plane",
311 .cmd = { .width = MAX_WIDTH, .height = MAX_HEIGHT,
312 .pixel_format = DRM_FORMAT_X0L2, .handles = { 1, 0, 0 },
313 .pitches = { 2 * MAX_WIDTH + 1, 0, 0 },
314 .modifier = { AFBC_FORMAT_MOD_SPARSE, AFBC_FORMAT_MOD_SPARSE, 0 },
315 .flags = DRM_MODE_FB_MODIFIERS,
316 }
317},
318};
319
320static struct drm_framebuffer *fb_create_mock(struct drm_device *dev,
321 struct drm_file *file_priv,
322 const struct drm_mode_fb_cmd2 *mode_cmd)
323{
324 int *buffer_created = dev->dev_private;
325 *buffer_created = 1;
326 return ERR_PTR(error: -EINVAL);
327}
328
329static struct drm_mode_config_funcs mock_config_funcs = {
330 .fb_create = fb_create_mock,
331};
332
333static int drm_framebuffer_test_init(struct kunit *test)
334{
335 struct drm_device *mock;
336
337 mock = kunit_kzalloc(test, size: sizeof(*mock), GFP_KERNEL);
338 KUNIT_ASSERT_NOT_ERR_OR_NULL(test, mock);
339
340 mock->mode_config.min_width = MIN_WIDTH;
341 mock->mode_config.max_width = MAX_WIDTH;
342 mock->mode_config.min_height = MIN_HEIGHT;
343 mock->mode_config.max_height = MAX_HEIGHT;
344 mock->mode_config.funcs = &mock_config_funcs;
345
346 test->priv = mock;
347 return 0;
348}
349
350static void drm_test_framebuffer_create(struct kunit *test)
351{
352 const struct drm_framebuffer_test *params = test->param_value;
353 struct drm_device *mock = test->priv;
354 int buffer_created = 0;
355
356 mock->dev_private = &buffer_created;
357 drm_internal_framebuffer_create(dev: mock, r: &params->cmd, NULL);
358 KUNIT_EXPECT_EQ(test, params->buffer_created, buffer_created);
359}
360
361static void drm_framebuffer_test_to_desc(const struct drm_framebuffer_test *t, char *desc)
362{
363 strcpy(p: desc, q: t->name);
364}
365
366KUNIT_ARRAY_PARAM(drm_framebuffer_create, drm_framebuffer_create_cases,
367 drm_framebuffer_test_to_desc);
368
369static struct kunit_case drm_framebuffer_tests[] = {
370 KUNIT_CASE_PARAM(drm_test_framebuffer_create, drm_framebuffer_create_gen_params),
371 { }
372};
373
374static struct kunit_suite drm_framebuffer_test_suite = {
375 .name = "drm_framebuffer",
376 .init = drm_framebuffer_test_init,
377 .test_cases = drm_framebuffer_tests,
378};
379
380kunit_test_suite(drm_framebuffer_test_suite);
381
382MODULE_LICENSE("GPL");
383

source code of linux/drivers/gpu/drm/tests/drm_framebuffer_test.c