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| author | Christian König <christian.koenig@amd.com> | 2017-08-22 17:58:07 +0300 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2017-08-29 22:27:46 +0300 |
| commit | 9b0655e3adb6f741b79ce8758f77bf9e08e58243 (patch) | |
| tree | 0b294f07c670343ee38bcf54b42b1f882af16a0f /drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c | |
| parent | febb84a60304e7257d42b90cc191ef84279e5152 (diff) | |
| download | linux-9b0655e3adb6f741b79ce8758f77bf9e08e58243.tar.xz | |
drm/amdgpu: fix amdgpu_ttm_bind
Use ttm_bo_mem_space instead of manually allocating GART space.
This allows us to evict BOs when there isn't enought GART space any more.
Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c | 31 |
1 files changed, 25 insertions, 6 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c index 8b2c294f6f79..1efe1cba7e11 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c @@ -824,20 +824,39 @@ bool amdgpu_ttm_is_bound(struct ttm_tt *ttm) int amdgpu_ttm_bind(struct ttm_buffer_object *bo, struct ttm_mem_reg *bo_mem) { + struct amdgpu_device *adev = amdgpu_ttm_adev(bo->bdev); struct ttm_tt *ttm = bo->ttm; + struct ttm_mem_reg tmp; + + struct ttm_placement placement; + struct ttm_place placements; int r; if (!ttm || amdgpu_ttm_is_bound(ttm)) return 0; - r = amdgpu_gtt_mgr_alloc(&bo->bdev->man[TTM_PL_TT], bo, - NULL, bo_mem); - if (r) { - DRM_ERROR("Failed to allocate GTT address space (%d)\n", r); + tmp = bo->mem; + tmp.mm_node = NULL; + placement.num_placement = 1; + placement.placement = &placements; + placement.num_busy_placement = 1; + placement.busy_placement = &placements; + placements.fpfn = 0; + placements.lpfn = adev->mc.gart_size >> PAGE_SHIFT; + placements.flags = TTM_PL_MASK_CACHING | TTM_PL_FLAG_TT; + + r = ttm_bo_mem_space(bo, &placement, &tmp, true, false); + if (unlikely(r)) return r; - } - return amdgpu_ttm_do_bind(ttm, bo_mem); + r = ttm_bo_move_ttm(bo, true, false, &tmp); + if (unlikely(r)) + ttm_bo_mem_put(bo, &tmp); + else + bo->offset = (bo->mem.start << PAGE_SHIFT) + + bo->bdev->man[bo->mem.mem_type].gpu_offset; + + return r; } int amdgpu_ttm_recover_gart(struct amdgpu_device *adev) |