diff options
Diffstat (limited to 'include/drm')
| -rw-r--r-- | include/drm/drm_vma_manager.h | 12 | ||||
| -rw-r--r-- | include/drm/ttm/ttm_bo_driver.h | 2 |
2 files changed, 12 insertions, 2 deletions
diff --git a/include/drm/drm_vma_manager.h b/include/drm/drm_vma_manager.h index c7987daeaed0..f4f8ff1cdeec 100644 --- a/include/drm/drm_vma_manager.h +++ b/include/drm/drm_vma_manager.h @@ -29,6 +29,18 @@ #include <linux/spinlock.h> #include <linux/types.h> +/* We make up offsets for buffer objects so we can recognize them at + * mmap time. pgoff in mmap is an unsigned long, so we need to make sure + * that the faked up offset will fit + */ +#if BITS_PER_LONG == 64 +#define DRM_FILE_PAGE_OFFSET_START ((0xFFFFFFFFUL >> PAGE_SHIFT) + 1) +#define DRM_FILE_PAGE_OFFSET_SIZE ((0xFFFFFFFFUL >> PAGE_SHIFT) * 16) +#else +#define DRM_FILE_PAGE_OFFSET_START ((0xFFFFFFFUL >> PAGE_SHIFT) + 1) +#define DRM_FILE_PAGE_OFFSET_SIZE ((0xFFFFFFFUL >> PAGE_SHIFT) * 16) +#endif + struct drm_file; struct drm_vma_offset_file { diff --git a/include/drm/ttm/ttm_bo_driver.h b/include/drm/ttm/ttm_bo_driver.h index ff0ec43fce7f..61b80ec78e80 100644 --- a/include/drm/ttm/ttm_bo_driver.h +++ b/include/drm/ttm/ttm_bo_driver.h @@ -49,8 +49,6 @@ #define TTM_MEMTYPE_FLAG_MAPPABLE (1 << 1) /* Memory mappable */ #define TTM_MEMTYPE_FLAG_CMA (1 << 3) /* Can't map aperture */ -#define DRM_FILE_PAGE_OFFSET (0x100000000ULL >> PAGE_SHIFT) - struct ttm_mem_type_manager; struct ttm_mem_type_manager_func { |