diff options
author | Christian König <christian.koenig@amd.com> | 2023-01-30 15:06:35 +0300 |
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committer | Christian König <christian.koenig@amd.com> | 2023-02-06 14:10:17 +0300 |
commit | c7ea16f6a47f9b6eca4e9cdcab8d1f587ea9e484 (patch) | |
tree | d2acfdd8f344762430577d72485743e42e517676 /drivers/gpu | |
parent | 1802537820389183dfcd814e0f6a60d1496a75ef (diff) | |
download | linux-c7ea16f6a47f9b6eca4e9cdcab8d1f587ea9e484.tar.xz |
drm/ttm: stop allocating a dummy resource for pipelined gutting
That should not be necessary any more when drivers should at least be
able to handle a move without a resource.
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>
Acked-by: Nirmoy Das <nirmoy.das@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20230130120636.63765-5-matthew.auld@intel.com
Diffstat (limited to 'drivers/gpu')
-rw-r--r-- | drivers/gpu/drm/ttm/ttm_bo_util.c | 15 |
1 files changed, 2 insertions, 13 deletions
diff --git a/drivers/gpu/drm/ttm/ttm_bo_util.c b/drivers/gpu/drm/ttm/ttm_bo_util.c index 7635d7d6b13b..d9d2b0903b22 100644 --- a/drivers/gpu/drm/ttm/ttm_bo_util.c +++ b/drivers/gpu/drm/ttm/ttm_bo_util.c @@ -704,30 +704,23 @@ EXPORT_SYMBOL(ttm_bo_move_sync_cleanup); */ int ttm_bo_pipeline_gutting(struct ttm_buffer_object *bo) { - static const struct ttm_place sys_mem = { .mem_type = TTM_PL_SYSTEM }; struct ttm_buffer_object *ghost; - struct ttm_resource *sys_res; struct ttm_tt *ttm; int ret; - ret = ttm_resource_alloc(bo, &sys_mem, &sys_res); - if (ret) - return ret; - /* If already idle, no need for ghost object dance. */ if (dma_resv_test_signaled(bo->base.resv, DMA_RESV_USAGE_BOOKKEEP)) { if (!bo->ttm) { /* See comment below about clearing. */ ret = ttm_tt_create(bo, true); if (ret) - goto error_free_sys_mem; + return ret; } else { ttm_tt_unpopulate(bo->bdev, bo->ttm); if (bo->type == ttm_bo_type_device) ttm_tt_mark_for_clear(bo->ttm); } ttm_resource_free(bo, &bo->resource); - ttm_bo_assign_mem(bo, sys_res); return 0; } @@ -744,7 +737,7 @@ int ttm_bo_pipeline_gutting(struct ttm_buffer_object *bo) ret = ttm_tt_create(bo, true); swap(bo->ttm, ttm); if (ret) - goto error_free_sys_mem; + return ret; ret = ttm_buffer_object_transfer(bo, &ghost); if (ret) @@ -760,13 +753,9 @@ int ttm_bo_pipeline_gutting(struct ttm_buffer_object *bo) dma_resv_unlock(&ghost->base._resv); ttm_bo_put(ghost); bo->ttm = ttm; - ttm_bo_assign_mem(bo, sys_res); return 0; error_destroy_tt: ttm_tt_destroy(bo->bdev, ttm); - -error_free_sys_mem: - ttm_resource_free(bo, &sys_res); return ret; } |