diff options
Diffstat (limited to 'linux-core/drm_drv.c')
-rw-r--r-- | linux-core/drm_drv.c | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/linux-core/drm_drv.c b/linux-core/drm_drv.c index b95f796f..3dc4d53c 100644 --- a/linux-core/drm_drv.c +++ b/linux-core/drm_drv.c @@ -622,3 +622,17 @@ err_i1: return retcode; } EXPORT_SYMBOL(drm_ioctl); + +drm_local_map_t *drm_getsarea(struct drm_device *dev) +{ + drm_map_list_t *entry; + + list_for_each_entry(entry, &dev->maplist->head, head) { + if (entry->map && entry->map->type == _DRM_SHM && + (entry->map->flags & _DRM_CONTAINS_LOCK)) { + return entry->map; + } + } + return NULL; +} +EXPORT_SYMBOL(drm_getsarea); |