drm/sprd: fix locking usage

[profile/mobile/platform/kernel/linux-3.10-sc7730.git] / drivers / gpu / drm / sprd / sprd_drm_gem.c

diff --git a/drivers/gpu/drm/sprd/sprd_drm_gem.c b/drivers/gpu/drm/sprd/sprd_drm_gem.c
index e33b909..a2a3c9c 100755 (executable)
--- a/drivers/gpu/drm/sprd/sprd_drm_gem.c
+++ b/drivers/gpu/drm/sprd/sprd_drm_gem.c
@@ -767,9 +767,9 @@ void *sprd_drm_gem_get_obj_addr(unsigned int name, unsigned int index)
        struct sprd_drm_gem_buf *buf;
        int domain_num = 0;
 
-       spin_lock(&sprd_drm_dev->object_name_lock);
+       mutex_lock(&sprd_drm_dev->object_name_lock);
        obj = idr_find(&sprd_drm_dev->object_name_idr, (int) name);
-       spin_unlock(&sprd_drm_dev->object_name_lock);
+       mutex_unlock(&sprd_drm_dev->object_name_lock);
 
        if (!obj) {
                DRM_ERROR("name[%d]failed to lookup gem object.\n", name);