drm: move ioctl flags to a bit field of flags

From: Dave Airlie

Signed-off-by: Dave Airlie <airlied@linux.ie>
diff --git a/drivers/char/drm/savage_bci.c b/drivers/char/drm/savage_bci.c
index c310170..0065862 100644
--- a/drivers/char/drm/savage_bci.c
+++ b/drivers/char/drm/savage_bci.c
@@ -1104,10 +1104,10 @@
 }
 
 drm_ioctl_desc_t savage_ioctls[] = {
-	[DRM_IOCTL_NR(DRM_SAVAGE_BCI_INIT)] = {savage_bci_init, 1, 1},
-	[DRM_IOCTL_NR(DRM_SAVAGE_BCI_CMDBUF)] = {savage_bci_cmdbuf, 1, 0},
-	[DRM_IOCTL_NR(DRM_SAVAGE_BCI_EVENT_EMIT)] = {savage_bci_event_emit, 1, 0},
-	[DRM_IOCTL_NR(DRM_SAVAGE_BCI_EVENT_WAIT)] = {savage_bci_event_wait, 1, 0},
+	[DRM_IOCTL_NR(DRM_SAVAGE_BCI_INIT)] = {savage_bci_init, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY},
+	[DRM_IOCTL_NR(DRM_SAVAGE_BCI_CMDBUF)] = {savage_bci_cmdbuf, DRM_AUTH},
+	[DRM_IOCTL_NR(DRM_SAVAGE_BCI_EVENT_EMIT)] = {savage_bci_event_emit, DRM_AUTH},
+	[DRM_IOCTL_NR(DRM_SAVAGE_BCI_EVENT_WAIT)] = {savage_bci_event_wait, DRM_AUTH},
 };
 
 int savage_max_ioctl = DRM_ARRAY_SIZE(savage_ioctls);