We have checks for this in the individual drivers move callback, but
it's probably better to generally forbid that on a higher level.
Also stops exporting ttm_resource_compat() since that's not necessary
any more after removing the extra checks in vmwgfx.
Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Matthew Auld <matthew.auld@intel.com>
Signed-off-by: Matthew Auld <matthew.auld@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20230130120636.63765-6-matthew.auld@intel.com
return r;
}
- /* Can't move a pinned BO */
abo = ttm_to_amdgpu_bo(bo);
- if (WARN_ON_ONCE(abo->tbo.pin_count > 0))
- return -EINVAL;
-
adev = amdgpu_ttm_adev(bo->bdev);
if (!old_mem || (old_mem->mem_type == TTM_PL_SYSTEM &&
if (ret)
goto out_ntfy;
- if (nvbo->bo.pin_count)
- NV_WARN(drm, "Moving pinned object %p!\n", nvbo);
-
if (drm->client.device.info.family < NV_DEVICE_INFO_V0_TESLA) {
ret = nouveau_bo_vm_bind(bo, new_reg, &new_tile);
if (ret)
if (r)
return r;
- /* Can't move a pinned BO */
rbo = container_of(bo, struct radeon_bo, tbo);
- if (WARN_ON_ONCE(rbo->tbo.pin_count > 0))
- return -EINVAL;
-
rdev = radeon_get_rdev(bo->bdev);
if (old_mem->mem_type == TTM_PL_SYSTEM && bo->ttm == NULL) {
ttm_bo_move_null(bo, new_mem);
if (!placement->num_placement && !placement->num_busy_placement)
return ttm_bo_pipeline_gutting(bo);
- /*
- * Check whether we need to move buffer.
- */
- if (!bo->resource || !ttm_resource_compat(bo->resource, placement)) {
- ret = ttm_bo_move_buffer(bo, placement, ctx);
- if (ret)
- return ret;
- }
+ /* Check whether we need to move buffer. */
+ if (bo->resource && ttm_resource_compat(bo->resource, placement))
+ return 0;
+
+ /* Moving of pinned BOs is forbidden */
+ if (bo->pin_count)
+ return -EINVAL;
+
+ ret = ttm_bo_move_buffer(bo, placement, ctx);
+ if (ret)
+ return ret;
+
/*
* We might need to add a TTM.
*/
return false;
}
-EXPORT_SYMBOL(ttm_resource_compat);
void ttm_resource_set_bo(struct ttm_resource *res,
struct ttm_buffer_object *bo)
if (unlikely(ret != 0))
goto err;
- if (buf->base.pin_count > 0)
- ret = ttm_resource_compat(bo->resource, placement)
- ? 0 : -EINVAL;
- else
- ret = ttm_bo_validate(bo, placement, &ctx);
-
+ ret = ttm_bo_validate(bo, placement, &ctx);
if (!ret)
vmw_bo_pin_reserved(buf, true);
if (unlikely(ret != 0))
goto err;
- if (buf->base.pin_count > 0) {
- ret = ttm_resource_compat(bo->resource, &vmw_vram_gmr_placement)
- ? 0 : -EINVAL;
- goto out_unreserve;
- }
-
ret = ttm_bo_validate(bo, &vmw_vram_gmr_placement, &ctx);
if (likely(ret == 0) || ret == -ERESTARTSYS)
goto out_unreserve;
(void) ttm_bo_validate(bo, &vmw_sys_placement, &ctx);
}
- if (buf->base.pin_count > 0)
- ret = ttm_resource_compat(bo->resource, &placement)
- ? 0 : -EINVAL;
- else
- ret = ttm_bo_validate(bo, &placement, &ctx);
+ ret = ttm_bo_validate(bo, &placement, &ctx);
/* For some reason we didn't end up at the start of vram */
WARN_ON(ret == 0 && bo->resource->start != 0);