buffers.h 2.1 KB

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  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. #ifndef __BUFFERS_H__
  27. #define __BUFFERS_H__
  28. #define FORMAT_MAX_PLANES 4
  29. struct fb_buffer {
  30. struct wl_buffer *buffer;
  31. struct bo *bo;
  32. void *buf_vma;
  33. bool busy;
  34. };
  35. struct shm_buffer {
  36. struct wl_buffer *buffer;
  37. struct wl_shm *wl_shm;
  38. void *buf_vma;
  39. int fd;
  40. bool busy;
  41. };
  42. struct bo {
  43. int fd;
  44. void *ptr;
  45. size_t size;
  46. size_t offset;
  47. size_t pitch;
  48. unsigned handle;
  49. };
  50. int allocate_shm_file(size_t size);
  51. int fill_with_raw(FILE *fp, uint32_t width, uint32_t height, uint8_t *data);
  52. int bo_map(struct bo *bo, void **out);
  53. void bo_unmap(struct bo *bo);
  54. struct bo *bo_create(int fd, unsigned int format, unsigned int width,
  55. unsigned int height, unsigned int handles[4],
  56. unsigned int pitches[4], unsigned int offsets[4]);
  57. void bo_destroy(struct bo *bo);
  58. #endif