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| author | Alex Deucher <alexander.deucher@amd.com> | 2014-08-28 18:59:05 +0400 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2014-09-10 19:29:46 +0400 |
| commit | f266f04d33e5265e2f61ffc9d2b2f97214804995 (patch) | |
| tree | 845df643f57e29098fa63f5fd1a844d424a6362f /drivers/gpu/drm/radeon/radeon_object.c | |
| parent | b76ee67a23e83bdad3e25def116c031eb007904d (diff) | |
| download | linux-f266f04d33e5265e2f61ffc9d2b2f97214804995.tar.xz | |
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 'drivers/gpu/drm/radeon/radeon_object.c')
| -rw-r--r-- | drivers/gpu/drm/radeon/radeon_object.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_object.c b/drivers/gpu/drm/radeon/radeon_object.c index 3dbbd65336d5..8abee5fa93bd 100644 --- a/drivers/gpu/drm/radeon/radeon_object.c +++ b/drivers/gpu/drm/radeon/radeon_object.c @@ -313,6 +313,7 @@ int radeon_bo_pin_restricted(struct radeon_bo *bo, u32 domain, u64 max_offset, for (i = 0; i < bo->placement.num_placement; i++) { /* force to pin into visible video ram */ if ((bo->placements[i].flags & TTM_PL_FLAG_VRAM) && + !(bo->flags & RADEON_GEM_NO_CPU_ACCESS) && (!max_offset || max_offset > bo->rdev->mc.visible_vram_size)) bo->placements[i].lpfn = bo->rdev->mc.visible_vram_size >> PAGE_SHIFT; |