diff options
Diffstat (limited to 'drivers/gpu/drm/r128/r128_drv.h')
| -rw-r--r-- | drivers/gpu/drm/r128/r128_drv.h | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/gpu/drm/r128/r128_drv.h b/drivers/gpu/drm/r128/r128_drv.h index 797a26c42dab..3c60829d82e9 100644 --- a/drivers/gpu/drm/r128/r128_drv.h +++ b/drivers/gpu/drm/r128/r128_drv.h @@ -422,6 +422,14 @@ static __inline__ void r128_update_ring_snapshot(drm_r128_private_t * dev_priv) * Misc helper macros */ +#define DEV_INIT_TEST_WITH_RETURN(_dev_priv) \ +do { \ + if (!_dev_priv) { \ + DRM_ERROR("called with no initialization\n"); \ + return -EINVAL; \ + } \ +} while (0) + #define RING_SPACE_TEST_WITH_RETURN( dev_priv ) \ do { \ drm_r128_ring_buffer_t *ring = &dev_priv->ring; int i; \ |