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-rw-r--r--bsd-core/drm_dma.c11
1 files changed, 8 insertions, 3 deletions
diff --git a/bsd-core/drm_dma.c b/bsd-core/drm_dma.c
index 4896cf22..71ef845b 100644
--- a/bsd-core/drm_dma.c
+++ b/bsd-core/drm_dma.c
@@ -1,6 +1,3 @@
-/* drm_dma.c -- DMA IOCTL and function support -*- linux-c -*-
- * Created: Fri Mar 19 14:30:16 1999 by faith@valinux.com
- */
/*-
* Copyright 1999, 2000 Precision Insight, Inc., Cedar Park, Texas.
* Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California.
@@ -31,6 +28,14 @@
*
*/
+/** @file drm_dma.c
+ * Support code for DMA buffer management.
+ *
+ * The implementation used to be significantly more complicated, but the
+ * complexity has been moved into the drivers as different buffer management
+ * schemes evolved.
+ */
+
#include "drmP.h"
int drm_dma_setup(drm_device_t *dev)