From f3deef730d52c94ce21ada7e4ceb63aa28a8601b Mon Sep 17 00:00:00 2001
From: George Sapountzis <gsap7@yahoo.gr>
Date: Mon, 2 Oct 2006 05:46:42 +0300
Subject: Bug 6242: [mach64] Use private DMA buffers, part #3.

Add DRM_PCI_BUFFER_RO flag for mapping PCI DMA buffer read-only. An additional
flag is needed, since PCI DMA buffers do not have an associated map.
---
 libdrm/xf86drm.h | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

(limited to 'libdrm')

diff --git a/libdrm/xf86drm.h b/libdrm/xf86drm.h
index 2ad70807..d58baa76 100644
--- a/libdrm/xf86drm.h
+++ b/libdrm/xf86drm.h
@@ -149,7 +149,8 @@ typedef enum {
     DRM_PAGE_ALIGN       = 0x01,
     DRM_AGP_BUFFER       = 0x02,
     DRM_SG_BUFFER        = 0x04,
-    DRM_FB_BUFFER        = 0x08
+    DRM_FB_BUFFER        = 0x08,
+    DRM_PCI_BUFFER_RO    = 0x10
 } drmBufDescFlags;
 
 typedef enum {
-- 
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