1 // SPDX-License-Identifier: GPL-2.0
2 /*
3 * Test cases for the drm_format functions
4 */
5
6 #define pr_fmt(fmt) "drm_format: " fmt
7
8 #include <linux/errno.h>
9 #include <linux/kernel.h>
10
11 #include <drm/drm_fourcc.h>
12
13 #include "test-drm_modeset_common.h"
14
igt_check_drm_format_block_width(void * ignored)15 int igt_check_drm_format_block_width(void *ignored)
16 {
17 const struct drm_format_info *info = NULL;
18
19 /* Test invalid arguments */
20 FAIL_ON(drm_format_info_block_width(info, 0) != 0);
21 FAIL_ON(drm_format_info_block_width(info, -1) != 0);
22 FAIL_ON(drm_format_info_block_width(info, 1) != 0);
23
24 /* Test 1 plane format */
25 info = drm_format_info(DRM_FORMAT_XRGB4444);
26 FAIL_ON(!info);
27 FAIL_ON(drm_format_info_block_width(info, 0) != 1);
28 FAIL_ON(drm_format_info_block_width(info, 1) != 0);
29 FAIL_ON(drm_format_info_block_width(info, -1) != 0);
30
31 /* Test 2 planes format */
32 info = drm_format_info(DRM_FORMAT_NV12);
33 FAIL_ON(!info);
34 FAIL_ON(drm_format_info_block_width(info, 0) != 1);
35 FAIL_ON(drm_format_info_block_width(info, 1) != 1);
36 FAIL_ON(drm_format_info_block_width(info, 2) != 0);
37 FAIL_ON(drm_format_info_block_width(info, -1) != 0);
38
39 /* Test 3 planes format */
40 info = drm_format_info(DRM_FORMAT_YUV422);
41 FAIL_ON(!info);
42 FAIL_ON(drm_format_info_block_width(info, 0) != 1);
43 FAIL_ON(drm_format_info_block_width(info, 1) != 1);
44 FAIL_ON(drm_format_info_block_width(info, 2) != 1);
45 FAIL_ON(drm_format_info_block_width(info, 3) != 0);
46 FAIL_ON(drm_format_info_block_width(info, -1) != 0);
47
48 /* Test a tiled format */
49 info = drm_format_info(DRM_FORMAT_X0L0);
50 FAIL_ON(!info);
51 FAIL_ON(drm_format_info_block_width(info, 0) != 2);
52 FAIL_ON(drm_format_info_block_width(info, 1) != 0);
53 FAIL_ON(drm_format_info_block_width(info, -1) != 0);
54
55 return 0;
56 }
57
igt_check_drm_format_block_height(void * ignored)58 int igt_check_drm_format_block_height(void *ignored)
59 {
60 const struct drm_format_info *info = NULL;
61
62 /* Test invalid arguments */
63 FAIL_ON(drm_format_info_block_height(info, 0) != 0);
64 FAIL_ON(drm_format_info_block_height(info, -1) != 0);
65 FAIL_ON(drm_format_info_block_height(info, 1) != 0);
66
67 /* Test 1 plane format */
68 info = drm_format_info(DRM_FORMAT_XRGB4444);
69 FAIL_ON(!info);
70 FAIL_ON(drm_format_info_block_height(info, 0) != 1);
71 FAIL_ON(drm_format_info_block_height(info, 1) != 0);
72 FAIL_ON(drm_format_info_block_height(info, -1) != 0);
73
74 /* Test 2 planes format */
75 info = drm_format_info(DRM_FORMAT_NV12);
76 FAIL_ON(!info);
77 FAIL_ON(drm_format_info_block_height(info, 0) != 1);
78 FAIL_ON(drm_format_info_block_height(info, 1) != 1);
79 FAIL_ON(drm_format_info_block_height(info, 2) != 0);
80 FAIL_ON(drm_format_info_block_height(info, -1) != 0);
81
82 /* Test 3 planes format */
83 info = drm_format_info(DRM_FORMAT_YUV422);
84 FAIL_ON(!info);
85 FAIL_ON(drm_format_info_block_height(info, 0) != 1);
86 FAIL_ON(drm_format_info_block_height(info, 1) != 1);
87 FAIL_ON(drm_format_info_block_height(info, 2) != 1);
88 FAIL_ON(drm_format_info_block_height(info, 3) != 0);
89 FAIL_ON(drm_format_info_block_height(info, -1) != 0);
90
91 /* Test a tiled format */
92 info = drm_format_info(DRM_FORMAT_X0L0);
93 FAIL_ON(!info);
94 FAIL_ON(drm_format_info_block_height(info, 0) != 2);
95 FAIL_ON(drm_format_info_block_height(info, 1) != 0);
96 FAIL_ON(drm_format_info_block_height(info, -1) != 0);
97
98 return 0;
99 }
100
igt_check_drm_format_min_pitch(void * ignored)101 int igt_check_drm_format_min_pitch(void *ignored)
102 {
103 const struct drm_format_info *info = NULL;
104
105 /* Test invalid arguments */
106 FAIL_ON(drm_format_info_min_pitch(info, 0, 0) != 0);
107 FAIL_ON(drm_format_info_min_pitch(info, -1, 0) != 0);
108 FAIL_ON(drm_format_info_min_pitch(info, 1, 0) != 0);
109
110 /* Test 1 plane 8 bits per pixel format */
111 info = drm_format_info(DRM_FORMAT_RGB332);
112 FAIL_ON(!info);
113 FAIL_ON(drm_format_info_min_pitch(info, 0, 0) != 0);
114 FAIL_ON(drm_format_info_min_pitch(info, -1, 0) != 0);
115 FAIL_ON(drm_format_info_min_pitch(info, 1, 0) != 0);
116
117 FAIL_ON(drm_format_info_min_pitch(info, 0, 1) != 1);
118 FAIL_ON(drm_format_info_min_pitch(info, 0, 2) != 2);
119 FAIL_ON(drm_format_info_min_pitch(info, 0, 640) != 640);
120 FAIL_ON(drm_format_info_min_pitch(info, 0, 1024) != 1024);
121 FAIL_ON(drm_format_info_min_pitch(info, 0, 1920) != 1920);
122 FAIL_ON(drm_format_info_min_pitch(info, 0, 4096) != 4096);
123 FAIL_ON(drm_format_info_min_pitch(info, 0, 671) != 671);
124 FAIL_ON(drm_format_info_min_pitch(info, 0, UINT_MAX) !=
125 (uint64_t)UINT_MAX);
126 FAIL_ON(drm_format_info_min_pitch(info, 0, (UINT_MAX - 1)) !=
127 (uint64_t)(UINT_MAX - 1));
128
129 /* Test 1 plane 16 bits per pixel format */
130 info = drm_format_info(DRM_FORMAT_XRGB4444);
131 FAIL_ON(!info);
132 FAIL_ON(drm_format_info_min_pitch(info, 0, 0) != 0);
133 FAIL_ON(drm_format_info_min_pitch(info, -1, 0) != 0);
134 FAIL_ON(drm_format_info_min_pitch(info, 1, 0) != 0);
135
136 FAIL_ON(drm_format_info_min_pitch(info, 0, 1) != 2);
137 FAIL_ON(drm_format_info_min_pitch(info, 0, 2) != 4);
138 FAIL_ON(drm_format_info_min_pitch(info, 0, 640) != 1280);
139 FAIL_ON(drm_format_info_min_pitch(info, 0, 1024) != 2048);
140 FAIL_ON(drm_format_info_min_pitch(info, 0, 1920) != 3840);
141 FAIL_ON(drm_format_info_min_pitch(info, 0, 4096) != 8192);
142 FAIL_ON(drm_format_info_min_pitch(info, 0, 671) != 1342);
143 FAIL_ON(drm_format_info_min_pitch(info, 0, UINT_MAX) !=
144 (uint64_t)UINT_MAX * 2);
145 FAIL_ON(drm_format_info_min_pitch(info, 0, (UINT_MAX - 1)) !=
146 (uint64_t)(UINT_MAX - 1) * 2);
147
148 /* Test 1 plane 24 bits per pixel format */
149 info = drm_format_info(DRM_FORMAT_RGB888);
150 FAIL_ON(!info);
151 FAIL_ON(drm_format_info_min_pitch(info, 0, 0) != 0);
152 FAIL_ON(drm_format_info_min_pitch(info, -1, 0) != 0);
153 FAIL_ON(drm_format_info_min_pitch(info, 1, 0) != 0);
154
155 FAIL_ON(drm_format_info_min_pitch(info, 0, 1) != 3);
156 FAIL_ON(drm_format_info_min_pitch(info, 0, 2) != 6);
157 FAIL_ON(drm_format_info_min_pitch(info, 0, 640) != 1920);
158 FAIL_ON(drm_format_info_min_pitch(info, 0, 1024) != 3072);
159 FAIL_ON(drm_format_info_min_pitch(info, 0, 1920) != 5760);
160 FAIL_ON(drm_format_info_min_pitch(info, 0, 4096) != 12288);
161 FAIL_ON(drm_format_info_min_pitch(info, 0, 671) != 2013);
162 FAIL_ON(drm_format_info_min_pitch(info, 0, UINT_MAX) !=
163 (uint64_t)UINT_MAX * 3);
164 FAIL_ON(drm_format_info_min_pitch(info, 0, UINT_MAX - 1) !=
165 (uint64_t)(UINT_MAX - 1) * 3);
166
167 /* Test 1 plane 32 bits per pixel format */
168 info = drm_format_info(DRM_FORMAT_ABGR8888);
169 FAIL_ON(!info);
170 FAIL_ON(drm_format_info_min_pitch(info, 0, 0) != 0);
171 FAIL_ON(drm_format_info_min_pitch(info, -1, 0) != 0);
172 FAIL_ON(drm_format_info_min_pitch(info, 1, 0) != 0);
173
174 FAIL_ON(drm_format_info_min_pitch(info, 0, 1) != 4);
175 FAIL_ON(drm_format_info_min_pitch(info, 0, 2) != 8);
176 FAIL_ON(drm_format_info_min_pitch(info, 0, 640) != 2560);
177 FAIL_ON(drm_format_info_min_pitch(info, 0, 1024) != 4096);
178 FAIL_ON(drm_format_info_min_pitch(info, 0, 1920) != 7680);
179 FAIL_ON(drm_format_info_min_pitch(info, 0, 4096) != 16384);
180 FAIL_ON(drm_format_info_min_pitch(info, 0, 671) != 2684);
181 FAIL_ON(drm_format_info_min_pitch(info, 0, UINT_MAX) !=
182 (uint64_t)UINT_MAX * 4);
183 FAIL_ON(drm_format_info_min_pitch(info, 0, UINT_MAX - 1) !=
184 (uint64_t)(UINT_MAX - 1) * 4);
185
186 /* Test 2 planes format */
187 info = drm_format_info(DRM_FORMAT_NV12);
188 FAIL_ON(!info);
189 FAIL_ON(drm_format_info_min_pitch(info, 0, 0) != 0);
190 FAIL_ON(drm_format_info_min_pitch(info, 1, 0) != 0);
191 FAIL_ON(drm_format_info_min_pitch(info, -1, 0) != 0);
192 FAIL_ON(drm_format_info_min_pitch(info, 2, 0) != 0);
193
194 FAIL_ON(drm_format_info_min_pitch(info, 0, 1) != 1);
195 FAIL_ON(drm_format_info_min_pitch(info, 1, 1) != 2);
196 FAIL_ON(drm_format_info_min_pitch(info, 0, 2) != 2);
197 FAIL_ON(drm_format_info_min_pitch(info, 1, 1) != 2);
198 FAIL_ON(drm_format_info_min_pitch(info, 0, 640) != 640);
199 FAIL_ON(drm_format_info_min_pitch(info, 1, 320) != 640);
200 FAIL_ON(drm_format_info_min_pitch(info, 0, 1024) != 1024);
201 FAIL_ON(drm_format_info_min_pitch(info, 1, 512) != 1024);
202 FAIL_ON(drm_format_info_min_pitch(info, 0, 1920) != 1920);
203 FAIL_ON(drm_format_info_min_pitch(info, 1, 960) != 1920);
204 FAIL_ON(drm_format_info_min_pitch(info, 0, 4096) != 4096);
205 FAIL_ON(drm_format_info_min_pitch(info, 1, 2048) != 4096);
206 FAIL_ON(drm_format_info_min_pitch(info, 0, 671) != 671);
207 FAIL_ON(drm_format_info_min_pitch(info, 1, 336) != 672);
208 FAIL_ON(drm_format_info_min_pitch(info, 0, UINT_MAX) !=
209 (uint64_t)UINT_MAX);
210 FAIL_ON(drm_format_info_min_pitch(info, 1, UINT_MAX / 2 + 1) !=
211 (uint64_t)UINT_MAX + 1);
212 FAIL_ON(drm_format_info_min_pitch(info, 0, (UINT_MAX - 1)) !=
213 (uint64_t)(UINT_MAX - 1));
214 FAIL_ON(drm_format_info_min_pitch(info, 1, (UINT_MAX - 1) / 2) !=
215 (uint64_t)(UINT_MAX - 1));
216
217 /* Test 3 planes 8 bits per pixel format */
218 info = drm_format_info(DRM_FORMAT_YUV422);
219 FAIL_ON(!info);
220 FAIL_ON(drm_format_info_min_pitch(info, 0, 0) != 0);
221 FAIL_ON(drm_format_info_min_pitch(info, 1, 0) != 0);
222 FAIL_ON(drm_format_info_min_pitch(info, 2, 0) != 0);
223 FAIL_ON(drm_format_info_min_pitch(info, -1, 0) != 0);
224 FAIL_ON(drm_format_info_min_pitch(info, 3, 0) != 0);
225
226 FAIL_ON(drm_format_info_min_pitch(info, 0, 1) != 1);
227 FAIL_ON(drm_format_info_min_pitch(info, 1, 1) != 1);
228 FAIL_ON(drm_format_info_min_pitch(info, 2, 1) != 1);
229 FAIL_ON(drm_format_info_min_pitch(info, 0, 2) != 2);
230 FAIL_ON(drm_format_info_min_pitch(info, 1, 2) != 2);
231 FAIL_ON(drm_format_info_min_pitch(info, 2, 2) != 2);
232 FAIL_ON(drm_format_info_min_pitch(info, 0, 640) != 640);
233 FAIL_ON(drm_format_info_min_pitch(info, 1, 320) != 320);
234 FAIL_ON(drm_format_info_min_pitch(info, 2, 320) != 320);
235 FAIL_ON(drm_format_info_min_pitch(info, 0, 1024) != 1024);
236 FAIL_ON(drm_format_info_min_pitch(info, 1, 512) != 512);
237 FAIL_ON(drm_format_info_min_pitch(info, 2, 512) != 512);
238 FAIL_ON(drm_format_info_min_pitch(info, 0, 1920) != 1920);
239 FAIL_ON(drm_format_info_min_pitch(info, 1, 960) != 960);
240 FAIL_ON(drm_format_info_min_pitch(info, 2, 960) != 960);
241 FAIL_ON(drm_format_info_min_pitch(info, 0, 4096) != 4096);
242 FAIL_ON(drm_format_info_min_pitch(info, 1, 2048) != 2048);
243 FAIL_ON(drm_format_info_min_pitch(info, 2, 2048) != 2048);
244 FAIL_ON(drm_format_info_min_pitch(info, 0, 671) != 671);
245 FAIL_ON(drm_format_info_min_pitch(info, 1, 336) != 336);
246 FAIL_ON(drm_format_info_min_pitch(info, 2, 336) != 336);
247 FAIL_ON(drm_format_info_min_pitch(info, 0, UINT_MAX) !=
248 (uint64_t)UINT_MAX);
249 FAIL_ON(drm_format_info_min_pitch(info, 1, UINT_MAX / 2 + 1) !=
250 (uint64_t)UINT_MAX / 2 + 1);
251 FAIL_ON(drm_format_info_min_pitch(info, 2, UINT_MAX / 2 + 1) !=
252 (uint64_t)UINT_MAX / 2 + 1);
253 FAIL_ON(drm_format_info_min_pitch(info, 0, (UINT_MAX - 1) / 2) !=
254 (uint64_t)(UINT_MAX - 1) / 2);
255 FAIL_ON(drm_format_info_min_pitch(info, 1, (UINT_MAX - 1) / 2) !=
256 (uint64_t)(UINT_MAX - 1) / 2);
257 FAIL_ON(drm_format_info_min_pitch(info, 2, (UINT_MAX - 1) / 2) !=
258 (uint64_t)(UINT_MAX - 1) / 2);
259
260 /* Test tiled format */
261 info = drm_format_info(DRM_FORMAT_X0L2);
262 FAIL_ON(!info);
263 FAIL_ON(drm_format_info_min_pitch(info, 0, 0) != 0);
264 FAIL_ON(drm_format_info_min_pitch(info, -1, 0) != 0);
265 FAIL_ON(drm_format_info_min_pitch(info, 1, 0) != 0);
266
267 FAIL_ON(drm_format_info_min_pitch(info, 0, 1) != 2);
268 FAIL_ON(drm_format_info_min_pitch(info, 0, 2) != 4);
269 FAIL_ON(drm_format_info_min_pitch(info, 0, 640) != 1280);
270 FAIL_ON(drm_format_info_min_pitch(info, 0, 1024) != 2048);
271 FAIL_ON(drm_format_info_min_pitch(info, 0, 1920) != 3840);
272 FAIL_ON(drm_format_info_min_pitch(info, 0, 4096) != 8192);
273 FAIL_ON(drm_format_info_min_pitch(info, 0, 671) != 1342);
274 FAIL_ON(drm_format_info_min_pitch(info, 0, UINT_MAX) !=
275 (uint64_t)UINT_MAX * 2);
276 FAIL_ON(drm_format_info_min_pitch(info, 0, UINT_MAX - 1) !=
277 (uint64_t)(UINT_MAX - 1) * 2);
278
279 return 0;
280 }
281