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.
---
 linux-core/drmP.h | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

(limited to 'linux-core/drmP.h')

diff --git a/linux-core/drmP.h b/linux-core/drmP.h
index 5c9644e0..2bbec70c 100644
--- a/linux-core/drmP.h
+++ b/linux-core/drmP.h
@@ -449,7 +449,8 @@ typedef struct drm_device_dma {
 	enum {
 		_DRM_DMA_USE_AGP = 0x01,
 		_DRM_DMA_USE_SG = 0x02,
-		_DRM_DMA_USE_FB = 0x04
+		_DRM_DMA_USE_FB = 0x04,
+		_DRM_DMA_USE_PCI_RO = 0x08
 	} flags;
 
 } drm_device_dma_t;
-- 
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