diff options
Diffstat (limited to 'drivers/gpu/drm/drm_gem_cma_helper.c')
| -rw-r--r-- | drivers/gpu/drm/drm_gem_cma_helper.c | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/drivers/gpu/drm/drm_gem_cma_helper.c b/drivers/gpu/drm/drm_gem_cma_helper.c index d527485ea0b7..b57e3e9222f0 100644 --- a/drivers/gpu/drm/drm_gem_cma_helper.c +++ b/drivers/gpu/drm/drm_gem_cma_helper.c @@ -519,6 +519,8 @@ EXPORT_SYMBOL_GPL(drm_gem_cma_prime_mmap); * drm_gem_cma_prime_vmap - map a CMA GEM object into the kernel's virtual * address space * @obj: GEM object + * @map: Returns the kernel virtual address of the CMA GEM object's backing + * store. * * This function maps a buffer exported via DRM PRIME into the kernel's * virtual address space. Since the CMA buffers are already mapped into the @@ -527,13 +529,15 @@ EXPORT_SYMBOL_GPL(drm_gem_cma_prime_mmap); * driver's &drm_gem_object_funcs.vmap callback. * * Returns: - * The kernel virtual address of the CMA GEM object's backing store. + * 0 on success, or a negative error code otherwise. */ -void *drm_gem_cma_prime_vmap(struct drm_gem_object *obj) +int drm_gem_cma_prime_vmap(struct drm_gem_object *obj, struct dma_buf_map *map) { struct drm_gem_cma_object *cma_obj = to_drm_gem_cma_obj(obj); - return cma_obj->vaddr; + dma_buf_map_set_vaddr(map, cma_obj->vaddr); + + return 0; } EXPORT_SYMBOL_GPL(drm_gem_cma_prime_vmap); |