1 /*
2 * DRM based mode setting test program
3 * Copyright 2008 Tungsten Graphics
4 * Jakob Bornecrantz <[email protected]>
5 * Copyright 2008 Intel Corporation
6 * Jesse Barnes <[email protected]>
7 *
8 * Permission is hereby granted, free of charge, to any person obtaining a
9 * copy of this software and associated documentation files (the "Software"),
10 * to deal in the Software without restriction, including without limitation
11 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
12 * and/or sell copies of the Software, and to permit persons to whom the
13 * Software is furnished to do so, subject to the following conditions:
14 *
15 * The above copyright notice and this permission notice shall be included in
16 * all copies or substantial portions of the Software.
17 *
18 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
19 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
20 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
21 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
22 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
23 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
24 * IN THE SOFTWARE.
25 */
26
27 #include <assert.h>
28 #include <errno.h>
29 #include <stdio.h>
30 #include <stdlib.h>
31 #include <stdint.h>
32 #include <string.h>
33 #include <sys/ioctl.h>
34
35 #include "drm.h"
36 #include "drm_fourcc.h"
37
38 #include "libdrm_macros.h"
39 #include "xf86drm.h"
40 #include "xf86drmMode.h"
41
42 #include "buffers.h"
43
44 struct bo
45 {
46 int fd;
47 void *ptr;
48 uint64_t size;
49 uint32_t pitch;
50 uint32_t handle;
51 };
52
53 /* -----------------------------------------------------------------------------
54 * Buffers management
55 */
56
57 static struct bo *
bo_create_dumb(int fd,unsigned int width,unsigned int height,unsigned int bpp)58 bo_create_dumb(int fd, unsigned int width, unsigned int height, unsigned int bpp)
59 {
60 struct bo *bo;
61 int ret;
62
63 bo = calloc(1, sizeof(*bo));
64 if (bo == NULL) {
65 fprintf(stderr, "failed to allocate buffer object\n");
66 return NULL;
67 }
68
69 ret = drmModeCreateDumbBuffer(fd, width, height, bpp, 0, &bo->handle,
70 &bo->pitch, &bo->size);
71 if (ret) {
72 fprintf(stderr, "failed to create dumb buffer: %s\n",
73 strerror(errno));
74 free(bo);
75 return NULL;
76 }
77
78 bo->fd = fd;
79
80 return bo;
81 }
82
bo_map(struct bo * bo,void ** out)83 static int bo_map(struct bo *bo, void **out)
84 {
85 void *map;
86 int ret;
87 uint64_t offset;
88
89 ret = drmModeMapDumbBuffer(bo->fd, bo->handle, &offset);
90 if (ret)
91 return ret;
92
93 map = drm_mmap(0, bo->size, PROT_READ | PROT_WRITE, MAP_SHARED,
94 bo->fd, offset);
95 if (map == MAP_FAILED)
96 return -EINVAL;
97
98 bo->ptr = map;
99 *out = map;
100
101 return 0;
102 }
103
bo_unmap(struct bo * bo)104 static void bo_unmap(struct bo *bo)
105 {
106 if (!bo->ptr)
107 return;
108
109 drm_munmap(bo->ptr, bo->size);
110 bo->ptr = NULL;
111 }
112
113 struct bo *
bo_create(int fd,unsigned int format,unsigned int width,unsigned int height,unsigned int handles[4],unsigned int pitches[4],unsigned int offsets[4],enum util_fill_pattern pattern)114 bo_create(int fd, unsigned int format,
115 unsigned int width, unsigned int height,
116 unsigned int handles[4], unsigned int pitches[4],
117 unsigned int offsets[4], enum util_fill_pattern pattern)
118 {
119 unsigned int virtual_height, xsub, ysub;
120 struct bo *bo;
121 unsigned int bpp;
122 bool is_planar;
123 void *planes[3] = { 0, };
124 void *virtual;
125 int ret;
126
127 switch (format) {
128 case DRM_FORMAT_C1:
129 bpp = 1;
130 break;
131
132 case DRM_FORMAT_C2:
133 bpp = 2;
134 break;
135
136 case DRM_FORMAT_C4:
137 bpp = 4;
138 break;
139
140 case DRM_FORMAT_C8:
141 case DRM_FORMAT_NV12:
142 case DRM_FORMAT_NV21:
143 case DRM_FORMAT_NV16:
144 case DRM_FORMAT_NV61:
145 case DRM_FORMAT_NV24:
146 case DRM_FORMAT_NV42:
147 case DRM_FORMAT_YUV420:
148 case DRM_FORMAT_YVU420:
149 case DRM_FORMAT_YUV422:
150 case DRM_FORMAT_YVU422:
151 case DRM_FORMAT_YUV444:
152 case DRM_FORMAT_YVU444:
153 bpp = 8;
154 break;
155
156 case DRM_FORMAT_NV15:
157 case DRM_FORMAT_NV20:
158 case DRM_FORMAT_NV30:
159 bpp = 10;
160 break;
161
162 case DRM_FORMAT_ARGB4444:
163 case DRM_FORMAT_XRGB4444:
164 case DRM_FORMAT_ABGR4444:
165 case DRM_FORMAT_XBGR4444:
166 case DRM_FORMAT_RGBA4444:
167 case DRM_FORMAT_RGBX4444:
168 case DRM_FORMAT_BGRA4444:
169 case DRM_FORMAT_BGRX4444:
170 case DRM_FORMAT_ARGB1555:
171 case DRM_FORMAT_XRGB1555:
172 case DRM_FORMAT_XRGB1555 | DRM_FORMAT_BIG_ENDIAN:
173 case DRM_FORMAT_ABGR1555:
174 case DRM_FORMAT_XBGR1555:
175 case DRM_FORMAT_RGBA5551:
176 case DRM_FORMAT_RGBX5551:
177 case DRM_FORMAT_BGRA5551:
178 case DRM_FORMAT_BGRX5551:
179 case DRM_FORMAT_RGB565:
180 case DRM_FORMAT_RGB565 | DRM_FORMAT_BIG_ENDIAN:
181 case DRM_FORMAT_BGR565:
182 case DRM_FORMAT_UYVY:
183 case DRM_FORMAT_VYUY:
184 case DRM_FORMAT_YUYV:
185 case DRM_FORMAT_YVYU:
186 bpp = 16;
187 break;
188
189 case DRM_FORMAT_BGR888:
190 case DRM_FORMAT_RGB888:
191 bpp = 24;
192 break;
193
194 case DRM_FORMAT_ARGB8888:
195 case DRM_FORMAT_XRGB8888:
196 case DRM_FORMAT_ABGR8888:
197 case DRM_FORMAT_XBGR8888:
198 case DRM_FORMAT_RGBA8888:
199 case DRM_FORMAT_RGBX8888:
200 case DRM_FORMAT_BGRA8888:
201 case DRM_FORMAT_BGRX8888:
202 case DRM_FORMAT_ARGB2101010:
203 case DRM_FORMAT_XRGB2101010:
204 case DRM_FORMAT_ABGR2101010:
205 case DRM_FORMAT_XBGR2101010:
206 case DRM_FORMAT_RGBA1010102:
207 case DRM_FORMAT_RGBX1010102:
208 case DRM_FORMAT_BGRA1010102:
209 case DRM_FORMAT_BGRX1010102:
210 bpp = 32;
211 break;
212
213 case DRM_FORMAT_XRGB16161616F:
214 case DRM_FORMAT_XBGR16161616F:
215 case DRM_FORMAT_ARGB16161616F:
216 case DRM_FORMAT_ABGR16161616F:
217 bpp = 64;
218 break;
219
220 default:
221 fprintf(stderr, "unsupported format 0x%08x\n", format);
222 return NULL;
223 }
224
225 switch (format) {
226 case DRM_FORMAT_NV12:
227 case DRM_FORMAT_NV21:
228 case DRM_FORMAT_NV15:
229 case DRM_FORMAT_YUV420:
230 case DRM_FORMAT_YVU420:
231 is_planar = true;
232 xsub = 2;
233 ysub = 2;
234 break;
235
236 case DRM_FORMAT_NV16:
237 case DRM_FORMAT_NV61:
238 case DRM_FORMAT_NV20:
239 case DRM_FORMAT_YUV422:
240 case DRM_FORMAT_YVU422:
241 is_planar = true;
242 xsub = 2;
243 ysub = 1;
244 break;
245
246 case DRM_FORMAT_NV24:
247 case DRM_FORMAT_NV42:
248 case DRM_FORMAT_NV30:
249 case DRM_FORMAT_YUV444:
250 case DRM_FORMAT_YVU444:
251 is_planar = true;
252 xsub = 1;
253 ysub = 1;
254 break;
255
256 default:
257 is_planar = false;
258 xsub = 1;
259 ysub = 1;
260 break;
261 }
262
263 virtual_height = height;
264 if (is_planar)
265 virtual_height += height * 2 / xsub / ysub;
266
267 bo = bo_create_dumb(fd, width, virtual_height, bpp);
268 if (!bo)
269 return NULL;
270
271 ret = bo_map(bo, &virtual);
272 if (ret) {
273 fprintf(stderr, "failed to map buffer: %s\n",
274 strerror(-errno));
275 bo_destroy(bo);
276 return NULL;
277 }
278
279 /* just testing a limited # of formats to test single
280 * and multi-planar path.. would be nice to add more..
281 */
282 switch (format) {
283 case DRM_FORMAT_UYVY:
284 case DRM_FORMAT_VYUY:
285 case DRM_FORMAT_YUYV:
286 case DRM_FORMAT_YVYU:
287 offsets[0] = 0;
288 handles[0] = bo->handle;
289 pitches[0] = bo->pitch;
290
291 planes[0] = virtual;
292 break;
293
294 case DRM_FORMAT_NV12:
295 case DRM_FORMAT_NV21:
296 case DRM_FORMAT_NV16:
297 case DRM_FORMAT_NV61:
298 case DRM_FORMAT_NV15:
299 case DRM_FORMAT_NV24:
300 case DRM_FORMAT_NV42:
301 case DRM_FORMAT_NV20:
302 case DRM_FORMAT_NV30:
303 offsets[0] = 0;
304 handles[0] = bo->handle;
305 pitches[0] = bo->pitch;
306 pitches[1] = pitches[0] * 2 / xsub;
307 offsets[1] = pitches[0] * height;
308 handles[1] = bo->handle;
309
310 planes[0] = virtual;
311 planes[1] = virtual + offsets[1];
312 break;
313
314 case DRM_FORMAT_YUV420:
315 case DRM_FORMAT_YVU420:
316 case DRM_FORMAT_YUV422:
317 case DRM_FORMAT_YVU422:
318 case DRM_FORMAT_YUV444:
319 case DRM_FORMAT_YVU444:
320 offsets[0] = 0;
321 handles[0] = bo->handle;
322 pitches[0] = bo->pitch;
323 pitches[1] = pitches[0] / xsub;
324 offsets[1] = pitches[0] * height;
325 handles[1] = bo->handle;
326 pitches[2] = pitches[1];
327 offsets[2] = offsets[1] + pitches[1] * height / ysub;
328 handles[2] = bo->handle;
329
330 planes[0] = virtual;
331 planes[1] = virtual + offsets[1];
332 planes[2] = virtual + offsets[2];
333 break;
334
335 case DRM_FORMAT_C1:
336 case DRM_FORMAT_C2:
337 case DRM_FORMAT_C4:
338 case DRM_FORMAT_C8:
339 case DRM_FORMAT_ARGB4444:
340 case DRM_FORMAT_XRGB4444:
341 case DRM_FORMAT_ABGR4444:
342 case DRM_FORMAT_XBGR4444:
343 case DRM_FORMAT_RGBA4444:
344 case DRM_FORMAT_RGBX4444:
345 case DRM_FORMAT_BGRA4444:
346 case DRM_FORMAT_BGRX4444:
347 case DRM_FORMAT_ARGB1555:
348 case DRM_FORMAT_XRGB1555:
349 case DRM_FORMAT_XRGB1555 | DRM_FORMAT_BIG_ENDIAN:
350 case DRM_FORMAT_ABGR1555:
351 case DRM_FORMAT_XBGR1555:
352 case DRM_FORMAT_RGBA5551:
353 case DRM_FORMAT_RGBX5551:
354 case DRM_FORMAT_BGRA5551:
355 case DRM_FORMAT_BGRX5551:
356 case DRM_FORMAT_RGB565:
357 case DRM_FORMAT_RGB565 | DRM_FORMAT_BIG_ENDIAN:
358 case DRM_FORMAT_BGR565:
359 case DRM_FORMAT_BGR888:
360 case DRM_FORMAT_RGB888:
361 case DRM_FORMAT_ARGB8888:
362 case DRM_FORMAT_XRGB8888:
363 case DRM_FORMAT_ABGR8888:
364 case DRM_FORMAT_XBGR8888:
365 case DRM_FORMAT_RGBA8888:
366 case DRM_FORMAT_RGBX8888:
367 case DRM_FORMAT_BGRA8888:
368 case DRM_FORMAT_BGRX8888:
369 case DRM_FORMAT_ARGB2101010:
370 case DRM_FORMAT_XRGB2101010:
371 case DRM_FORMAT_ABGR2101010:
372 case DRM_FORMAT_XBGR2101010:
373 case DRM_FORMAT_RGBA1010102:
374 case DRM_FORMAT_RGBX1010102:
375 case DRM_FORMAT_BGRA1010102:
376 case DRM_FORMAT_BGRX1010102:
377 case DRM_FORMAT_XRGB16161616F:
378 case DRM_FORMAT_XBGR16161616F:
379 case DRM_FORMAT_ARGB16161616F:
380 case DRM_FORMAT_ABGR16161616F:
381 offsets[0] = 0;
382 handles[0] = bo->handle;
383 pitches[0] = bo->pitch;
384
385 planes[0] = virtual;
386 break;
387 }
388
389 util_fill_pattern(format, pattern, planes, width, height, pitches[0]);
390 bo_unmap(bo);
391
392 return bo;
393 }
394
bo_destroy(struct bo * bo)395 void bo_destroy(struct bo *bo)
396 {
397 int ret;
398
399 ret = drmModeDestroyDumbBuffer(bo->fd, bo->handle);
400 if (ret)
401 fprintf(stderr, "failed to destroy dumb buffer: %s\n",
402 strerror(errno));
403
404 free(bo);
405 }
406
bo_dump(struct bo * bo,const char * filename)407 void bo_dump(struct bo *bo, const char *filename)
408 {
409 FILE *fp;
410
411 if (!bo || !filename)
412 return;
413
414 fp = fopen(filename, "wb");
415 if (fp) {
416 void *addr;
417
418 bo_map(bo, &addr);
419 printf("Dumping buffer %p to file %s.\n", bo->ptr, filename);
420 fwrite(bo->ptr, 1, bo->size, fp);
421 bo_unmap(bo);
422 fclose(fp);
423 }
424 }
425