Symbol: drm_i_have_hw_lock
sys/dev/drm2/drmP.h
1277
extern int drm_i_have_hw_lock(struct drm_device *dev, struct drm_file *file_priv);
sys/dev/drm2/drm_fops.c
287
if (drm_i_have_hw_lock(dev, file_priv)) {