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| author | Alex Deucher <alexander.deucher@amd.com> | 2014-08-28 16:59:05 +0200 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2014-09-10 17:29:46 +0200 |
| commit | f266f04d33e5265e2f61ffc9d2b2f97214804995 (patch) | |
| tree | 845df643f57e29098fa63f5fd1a844d424a6362f /include/uapi | |
| parent | drm/radeon: Clean up assignment of TTM placement lpfn member for pinning (diff) | |
| download | linux-f266f04d33e5265e2f61ffc9d2b2f97214804995.tar.xz linux-f266f04d33e5265e2f61ffc9d2b2f97214804995.zip | |
drm/radeon: add RADEON_GEM_NO_CPU_ACCESS BO creation flag (v4)
Allows pinning of buffers in the non-CPU visible portion of
vram.
v2: incorporate Michel's comments.
v3: rebase on Michel's patch
v4: rebase on Michel's v2 patch
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Michel Dänzer <michel.daenzer@amd.com>
Diffstat (limited to 'include/uapi')
| -rw-r--r-- | include/uapi/drm/radeon_drm.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/include/uapi/drm/radeon_drm.h b/include/uapi/drm/radeon_drm.h index f755f20d2b5c..50d0fb41a3bf 100644 --- a/include/uapi/drm/radeon_drm.h +++ b/include/uapi/drm/radeon_drm.h @@ -803,6 +803,8 @@ struct drm_radeon_gem_info { #define RADEON_GEM_GTT_WC (1 << 2) /* BO is expected to be accessed by the CPU */ #define RADEON_GEM_CPU_ACCESS (1 << 3) +/* CPU access is not expected to work for this BO */ +#define RADEON_GEM_NO_CPU_ACCESS (1 << 4) struct drm_radeon_gem_create { uint64_t size; |