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Diffstat (limited to 'drivers/gpu/drm/vc4/vc4_bo.c')
| -rw-r--r-- | drivers/gpu/drm/vc4/vc4_bo.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/gpu/drm/vc4/vc4_bo.c b/drivers/gpu/drm/vc4/vc4_bo.c index 62e8a0c27a39..26817bfe71b4 100644 --- a/drivers/gpu/drm/vc4/vc4_bo.c +++ b/drivers/gpu/drm/vc4/vc4_bo.c @@ -119,13 +119,17 @@ vc4_bo_cache_purge(struct drm_device *dev) } struct vc4_bo * -vc4_bo_create(struct drm_device *dev, size_t size) +vc4_bo_create(struct drm_device *dev, size_t unaligned_size) { struct vc4_dev *vc4 = to_vc4_dev(dev); + uint32_t size = roundup(unaligned_size, PAGE_SIZE); uint32_t page_index = bo_page_index(size); struct vc4_bo *bo = NULL; struct drm_gem_cma_object *cma_obj; + if (size == 0) + return NULL; + /* First, try to get a vc4_bo from the kernel BO cache. */ if (vc4->bo_cache.size_list_size > page_index) { if (!list_empty(&vc4->bo_cache.size_list[page_index])) { |