1 /*
2 * DRM based mode setting test program
3 * Copyright 2008 Tungsten Graphics
4 * Jakob Bornecrantz <jakob@tungstengraphics.com>
5 * Copyright 2008 Intel Corporation
6 * Jesse Barnes <jesse.barnes@intel.com>
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;
120 struct bo *bo;
121 unsigned int bpp;
122 void *planes[3] = { 0, };
123 void *virtual;
124 int ret;
125
126 switch (format) {
127 case DRM_FORMAT_C1:
128 bpp = 1;
129 break;
130
131 case DRM_FORMAT_C2:
132 bpp = 2;
133 break;
134
135 case DRM_FORMAT_C4:
136 bpp = 4;
137 break;
138
139 case DRM_FORMAT_C8:
140 case DRM_FORMAT_NV12:
141 case DRM_FORMAT_NV21:
142 case DRM_FORMAT_NV16:
143 case DRM_FORMAT_NV61:
144 case DRM_FORMAT_NV24:
145 case DRM_FORMAT_NV42:
146 case DRM_FORMAT_YUV420:
147 case DRM_FORMAT_YVU420:
148 bpp = 8;
149 break;
150
151 case DRM_FORMAT_NV15:
152 case DRM_FORMAT_NV20:
153 case DRM_FORMAT_NV30:
154 bpp = 10;
155 break;
156
157 case DRM_FORMAT_ARGB4444:
158 case DRM_FORMAT_XRGB4444:
159 case DRM_FORMAT_ABGR4444:
160 case DRM_FORMAT_XBGR4444:
161 case DRM_FORMAT_RGBA4444:
162 case DRM_FORMAT_RGBX4444:
163 case DRM_FORMAT_BGRA4444:
164 case DRM_FORMAT_BGRX4444:
165 case DRM_FORMAT_ARGB1555:
166 case DRM_FORMAT_XRGB1555:
167 case DRM_FORMAT_XRGB1555 | DRM_FORMAT_BIG_ENDIAN:
168 case DRM_FORMAT_ABGR1555:
169 case DRM_FORMAT_XBGR1555:
170 case DRM_FORMAT_RGBA5551:
171 case DRM_FORMAT_RGBX5551:
172 case DRM_FORMAT_BGRA5551:
173 case DRM_FORMAT_BGRX5551:
174 case DRM_FORMAT_RGB565:
175 case DRM_FORMAT_RGB565 | DRM_FORMAT_BIG_ENDIAN:
176 case DRM_FORMAT_BGR565:
177 case DRM_FORMAT_UYVY:
178 case DRM_FORMAT_VYUY:
179 case DRM_FORMAT_YUYV:
180 case DRM_FORMAT_YVYU:
181 bpp = 16;
182 break;
183
184 case DRM_FORMAT_BGR888:
185 case DRM_FORMAT_RGB888:
186 bpp = 24;
187 break;
188
189 case DRM_FORMAT_ARGB8888:
190 case DRM_FORMAT_XRGB8888:
191 case DRM_FORMAT_ABGR8888:
192 case DRM_FORMAT_XBGR8888:
193 case DRM_FORMAT_RGBA8888:
194 case DRM_FORMAT_RGBX8888:
195 case DRM_FORMAT_BGRA8888:
196 case DRM_FORMAT_BGRX8888:
197 case DRM_FORMAT_ARGB2101010:
198 case DRM_FORMAT_XRGB2101010:
199 case DRM_FORMAT_ABGR2101010:
200 case DRM_FORMAT_XBGR2101010:
201 case DRM_FORMAT_RGBA1010102:
202 case DRM_FORMAT_RGBX1010102:
203 case DRM_FORMAT_BGRA1010102:
204 case DRM_FORMAT_BGRX1010102:
205 bpp = 32;
206 break;
207
208 case DRM_FORMAT_XRGB16161616F:
209 case DRM_FORMAT_XBGR16161616F:
210 case DRM_FORMAT_ARGB16161616F:
211 case DRM_FORMAT_ABGR16161616F:
212 bpp = 64;
213 break;
214
215 default:
216 fprintf(stderr, "unsupported format 0x%08x\n", format);
217 return NULL;
218 }
219
220 switch (format) {
221 case DRM_FORMAT_NV12:
222 case DRM_FORMAT_NV21:
223 case DRM_FORMAT_NV15:
224 case DRM_FORMAT_YUV420:
225 case DRM_FORMAT_YVU420:
226 virtual_height = height * 3 / 2;
227 break;
228
229 case DRM_FORMAT_NV16:
230 case DRM_FORMAT_NV61:
231 case DRM_FORMAT_NV20:
232 virtual_height = height * 2;
233 break;
234
235 case DRM_FORMAT_NV24:
236 case DRM_FORMAT_NV42:
237 case DRM_FORMAT_NV30:
238 virtual_height = height * 3;
239 break;
240
241 default:
242 virtual_height = height;
243 break;
244 }
245
246 bo = bo_create_dumb(fd, width, virtual_height, bpp);
247 if (!bo)
248 return NULL;
249
250 ret = bo_map(bo, &virtual);
251 if (ret) {
252 fprintf(stderr, "failed to map buffer: %s\n",
253 strerror(-errno));
254 bo_destroy(bo);
255 return NULL;
256 }
257
258 /* just testing a limited # of formats to test single
259 * and multi-planar path.. would be nice to add more..
260 */
261 switch (format) {
262 case DRM_FORMAT_UYVY:
263 case DRM_FORMAT_VYUY:
264 case DRM_FORMAT_YUYV:
265 case DRM_FORMAT_YVYU:
266 offsets[0] = 0;
267 handles[0] = bo->handle;
268 pitches[0] = bo->pitch;
269
270 planes[0] = virtual;
271 break;
272
273 case DRM_FORMAT_NV12:
274 case DRM_FORMAT_NV21:
275 case DRM_FORMAT_NV16:
276 case DRM_FORMAT_NV61:
277 case DRM_FORMAT_NV15:
278 case DRM_FORMAT_NV20:
279 offsets[0] = 0;
280 handles[0] = bo->handle;
281 pitches[0] = bo->pitch;
282 pitches[1] = pitches[0];
283 offsets[1] = pitches[0] * height;
284 handles[1] = bo->handle;
285
286 planes[0] = virtual;
287 planes[1] = virtual + offsets[1];
288 break;
289
290 case DRM_FORMAT_NV24:
291 case DRM_FORMAT_NV42:
292 case DRM_FORMAT_NV30:
293 offsets[0] = 0;
294 handles[0] = bo->handle;
295 pitches[0] = bo->pitch;
296 pitches[1] = pitches[0] * 2;
297 offsets[1] = pitches[0] * height;
298 handles[1] = bo->handle;
299
300 planes[0] = virtual;
301 planes[1] = virtual + offsets[1];
302 break;
303
304 case DRM_FORMAT_YUV420:
305 case DRM_FORMAT_YVU420:
306 offsets[0] = 0;
307 handles[0] = bo->handle;
308 pitches[0] = bo->pitch;
309 pitches[1] = pitches[0] / 2;
310 offsets[1] = pitches[0] * height;
311 handles[1] = bo->handle;
312 pitches[2] = pitches[1];
313 offsets[2] = offsets[1] + pitches[1] * height / 2;
314 handles[2] = bo->handle;
315
316 planes[0] = virtual;
317 planes[1] = virtual + offsets[1];
318 planes[2] = virtual + offsets[2];
319 break;
320
321 case DRM_FORMAT_C1:
322 case DRM_FORMAT_C2:
323 case DRM_FORMAT_C4:
324 case DRM_FORMAT_C8:
325 case DRM_FORMAT_ARGB4444:
326 case DRM_FORMAT_XRGB4444:
327 case DRM_FORMAT_ABGR4444:
328 case DRM_FORMAT_XBGR4444:
329 case DRM_FORMAT_RGBA4444:
330 case DRM_FORMAT_RGBX4444:
331 case DRM_FORMAT_BGRA4444:
332 case DRM_FORMAT_BGRX4444:
333 case DRM_FORMAT_ARGB1555:
334 case DRM_FORMAT_XRGB1555:
335 case DRM_FORMAT_XRGB1555 | DRM_FORMAT_BIG_ENDIAN:
336 case DRM_FORMAT_ABGR1555:
337 case DRM_FORMAT_XBGR1555:
338 case DRM_FORMAT_RGBA5551:
339 case DRM_FORMAT_RGBX5551:
340 case DRM_FORMAT_BGRA5551:
341 case DRM_FORMAT_BGRX5551:
342 case DRM_FORMAT_RGB565:
343 case DRM_FORMAT_RGB565 | DRM_FORMAT_BIG_ENDIAN:
344 case DRM_FORMAT_BGR565:
345 case DRM_FORMAT_BGR888:
346 case DRM_FORMAT_RGB888:
347 case DRM_FORMAT_ARGB8888:
348 case DRM_FORMAT_XRGB8888:
349 case DRM_FORMAT_ABGR8888:
350 case DRM_FORMAT_XBGR8888:
351 case DRM_FORMAT_RGBA8888:
352 case DRM_FORMAT_RGBX8888:
353 case DRM_FORMAT_BGRA8888:
354 case DRM_FORMAT_BGRX8888:
355 case DRM_FORMAT_ARGB2101010:
356 case DRM_FORMAT_XRGB2101010:
357 case DRM_FORMAT_ABGR2101010:
358 case DRM_FORMAT_XBGR2101010:
359 case DRM_FORMAT_RGBA1010102:
360 case DRM_FORMAT_RGBX1010102:
361 case DRM_FORMAT_BGRA1010102:
362 case DRM_FORMAT_BGRX1010102:
363 case DRM_FORMAT_XRGB16161616F:
364 case DRM_FORMAT_XBGR16161616F:
365 case DRM_FORMAT_ARGB16161616F:
366 case DRM_FORMAT_ABGR16161616F:
367 offsets[0] = 0;
368 handles[0] = bo->handle;
369 pitches[0] = bo->pitch;
370
371 planes[0] = virtual;
372 break;
373 }
374
375 util_fill_pattern(format, pattern, planes, width, height, pitches[0]);
376 bo_unmap(bo);
377
378 return bo;
379 }
380
bo_destroy(struct bo * bo)381 void bo_destroy(struct bo *bo)
382 {
383 int ret;
384
385 ret = drmModeDestroyDumbBuffer(bo->fd, bo->handle);
386 if (ret)
387 fprintf(stderr, "failed to destroy dumb buffer: %s\n",
388 strerror(errno));
389
390 free(bo);
391 }
392
bo_dump(struct bo * bo,const char * filename)393 void bo_dump(struct bo *bo, const char *filename)
394 {
395 FILE *fp;
396
397 if (!bo || !filename)
398 return;
399
400 fp = fopen(filename, "wb");
401 if (fp) {
402 void *addr;
403
404 bo_map(bo, &addr);
405 printf("Dumping buffer %p to file %s.\n", bo->ptr, filename);
406 fwrite(bo->ptr, 1, bo->size, fp);
407 bo_unmap(bo);
408 fclose(fp);
409 }
410 }
411