diff options
| author | George Sapountzis <gsap7@yahoo.gr> | 2006-10-02 05:46:42 +0300 |
|---|---|---|
| committer | George Sapountzis <gsap7@yahoo.gr> | 2006-10-02 22:47:23 +0300 |
| commit | f3deef730d52c94ce21ada7e4ceb63aa28a8601b (patch) | |
| tree | e68d16345e3700c9b173397632a0ff9214e4bd5c /shared-core | |
| parent | 25760c30d4aedb370423d0bb03c014cab47b5d4f (diff) | |
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.
Diffstat (limited to 'shared-core')
| -rw-r--r-- | shared-core/drm.h | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/shared-core/drm.h b/shared-core/drm.h index 7f90a96d..8c0c5d22 100644 --- a/shared-core/drm.h +++ b/shared-core/drm.h @@ -416,7 +416,8 @@ typedef struct drm_buf_desc { _DRM_PAGE_ALIGN = 0x01, /**< Align on page boundaries for DMA */ _DRM_AGP_BUFFER = 0x02, /**< Buffer is in AGP space */ _DRM_SG_BUFFER = 0x04, /**< Scatter/gather memory buffer */ - _DRM_FB_BUFFER = 0x08 /**< Buffer is in frame buffer */ + _DRM_FB_BUFFER = 0x08, /**< Buffer is in frame buffer */ + _DRM_PCI_BUFFER_RO = 0x10 /**< Map PCI DMA buffer read-only */ } flags; unsigned long agp_start; /**< * Start address of where the AGP buffers are |