diff options
Diffstat (limited to 'drivers/gpu/drm/exynos/exynos_drm_gem.c')
| -rw-r--r-- | drivers/gpu/drm/exynos/exynos_drm_gem.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/drivers/gpu/drm/exynos/exynos_drm_gem.c b/drivers/gpu/drm/exynos/exynos_drm_gem.c index 47696bb..a9bf526 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_gem.c +++ b/drivers/gpu/drm/exynos/exynos_drm_gem.c @@ -283,11 +283,21 @@ void exynos_drm_gem_destroy(struct exynos_drm_gem_obj *exynos_gem_obj) if (!buf->pages) return; + /* + * do not release memory region from exporter. + * + * the region will be released by exporter + * once dmabuf's refcount becomes 0. + */ + if (obj->import_attach) + goto out; + if (exynos_gem_obj->flags & EXYNOS_BO_NONCONTIG) exynos_drm_gem_put_pages(obj); else exynos_drm_free_buf(obj->dev, exynos_gem_obj->flags, buf); +out: exynos_drm_fini_buf(obj->dev, buf); exynos_gem_obj->buffer = NULL; |