diff options
| author | Dave Airlie <[email protected]> | 2020-10-20 01:03:15 +0000 |
|---|---|---|
| committer | Dave Airlie <[email protected]> | 2020-10-21 03:43:43 +0000 |
| commit | 29a1d482e4044ab76d0c0f6341212f1a51f48236 (patch) | |
| tree | d50578334cc3944eb1fccf0bc7147b9103182456 /drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c | |
| parent | drm/ttm: minor cleanup to move to system (diff) | |
| download | kernel-29a1d482e4044ab76d0c0f6341212f1a51f48236.tar.gz kernel-29a1d482e4044ab76d0c0f6341212f1a51f48236.zip | |
drm/ttm: add move to system into drivers
This moves the to system move into the drivers, and moves all
the unbinds in the move path under driver control
Note: radeon/nouveau already wait so don't duplicate it.
Reviewed-by: Christian König <[email protected]>
Signed-off-by: Dave Airlie <[email protected]>
Link: https://patchwork.freedesktop.org/patch/msgid/[email protected]
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c | 12 |
1 files changed, 9 insertions, 3 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c index 11f464e0951d..56f16bdba936 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c @@ -66,6 +66,8 @@ static int amdgpu_ttm_backend_bind(struct ttm_bo_device *bdev, struct ttm_tt *ttm, struct ttm_resource *bo_mem); +static void amdgpu_ttm_backend_unbind(struct ttm_bo_device *bdev, + struct ttm_tt *ttm); static int amdgpu_ttm_init_on_chip(struct amdgpu_device *adev, unsigned int type, @@ -561,11 +563,12 @@ static int amdgpu_move_vram_ram(struct ttm_buffer_object *bo, bool evict, goto out_cleanup; } - /* move BO (in tmp_mem) to new_mem */ - r = ttm_bo_move_to_system(bo, ctx); + r = ttm_bo_wait_ctx(bo, ctx); if (unlikely(r)) goto out_cleanup; + amdgpu_ttm_backend_unbind(bo->bdev, bo->ttm); + ttm_resource_free(bo, &bo->mem); ttm_bo_assign_mem(bo, new_mem); out_cleanup: ttm_resource_free(bo, &tmp_mem); @@ -682,9 +685,12 @@ static int amdgpu_bo_move(struct ttm_buffer_object *bo, bool evict, if (old_mem->mem_type == TTM_PL_TT && new_mem->mem_type == TTM_PL_SYSTEM) { - r = ttm_bo_move_to_system(bo, ctx); + r = ttm_bo_wait_ctx(bo, ctx); if (r) return r; + + amdgpu_ttm_backend_unbind(bo->bdev, bo->ttm); + ttm_resource_free(bo, &bo->mem); ttm_bo_assign_mem(bo, new_mem); return 0; } |