Init all fields in ttm_resource_alloc() when we create a new resource.
Signed-off-by: Christian König christian.koenig@amd.com --- drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c | 2 -- drivers/gpu/drm/ttm/ttm_bo.c | 26 ++++--------------------- drivers/gpu/drm/ttm/ttm_bo_util.c | 4 ++-- drivers/gpu/drm/ttm/ttm_resource.c | 9 +++++++++ 4 files changed, 15 insertions(+), 26 deletions(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c index a785acc09f20..78ae6ccc8836 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c @@ -1095,8 +1095,6 @@ int amdgpu_ttm_alloc_gart(struct ttm_buffer_object *bo) } else {
/* allocate GART space */ - tmp = bo->mem; - tmp.mm_node = NULL; placement.num_placement = 1; placement.placement = &placements; placement.num_busy_placement = 1; diff --git a/drivers/gpu/drm/ttm/ttm_bo.c b/drivers/gpu/drm/ttm/ttm_bo.c index 2efae620759a..d3580dfa2bc6 100644 --- a/drivers/gpu/drm/ttm/ttm_bo.c +++ b/drivers/gpu/drm/ttm/ttm_bo.c @@ -507,11 +507,6 @@ static int ttm_bo_evict(struct ttm_buffer_object *bo, return ttm_tt_create(bo, false); }
- evict_mem = bo->mem; - evict_mem.mm_node = NULL; - evict_mem.bus.offset = 0; - evict_mem.bus.addr = NULL; - ret = ttm_bo_mem_space(bo, &placement, &evict_mem, ctx); if (ret) { if (ret != -ERESTARTSYS) { @@ -867,12 +862,8 @@ static int ttm_bo_bounce_temp_buffer(struct ttm_buffer_object *bo, struct ttm_place *hop) { struct ttm_placement hop_placement; + struct ttm_resource hop_mem; int ret; - struct ttm_resource hop_mem = *mem; - - hop_mem.mm_node = NULL; - hop_mem.mem_type = TTM_PL_SYSTEM; - hop_mem.placement = 0;
hop_placement.num_placement = hop_placement.num_busy_placement = 1; hop_placement.placement = hop_placement.busy_placement = hop; @@ -894,19 +885,14 @@ static int ttm_bo_move_buffer(struct ttm_buffer_object *bo, struct ttm_placement *placement, struct ttm_operation_ctx *ctx) { - int ret = 0; struct ttm_place hop; struct ttm_resource mem; + int ret;
dma_resv_assert_held(bo->base.resv);
memset(&hop, 0, sizeof(hop));
- mem.num_pages = PAGE_ALIGN(bo->base.size) >> PAGE_SHIFT; - mem.bus.offset = 0; - mem.bus.addr = NULL; - mem.mm_node = NULL; - /* * Determine where to move the buffer. * @@ -1027,6 +1013,7 @@ int ttm_bo_init_reserved(struct ttm_device *bdev, struct dma_resv *resv, void (*destroy) (struct ttm_buffer_object *)) { + static const struct ttm_place sys_mem = { .mem_type = TTM_PL_SYSTEM }; bool locked; int ret = 0;
@@ -1038,13 +1025,8 @@ int ttm_bo_init_reserved(struct ttm_device *bdev, bo->bdev = bdev; bo->type = type; bo->page_alignment = page_alignment; - bo->mem.mem_type = TTM_PL_SYSTEM; - bo->mem.num_pages = PAGE_ALIGN(size) >> PAGE_SHIFT; - bo->mem.mm_node = NULL; - bo->mem.bus.offset = 0; - bo->mem.bus.addr = NULL; + ttm_resource_alloc(bo, &sys_mem, &bo->mem); bo->moving = NULL; - bo->mem.placement = 0; bo->pin_count = 0; bo->sg = sg; if (resv) { diff --git a/drivers/gpu/drm/ttm/ttm_bo_util.c b/drivers/gpu/drm/ttm/ttm_bo_util.c index efb7e9c34ab4..ae8b61460724 100644 --- a/drivers/gpu/drm/ttm/ttm_bo_util.c +++ b/drivers/gpu/drm/ttm/ttm_bo_util.c @@ -664,6 +664,7 @@ EXPORT_SYMBOL(ttm_bo_move_accel_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; int ret;
@@ -676,8 +677,7 @@ int ttm_bo_pipeline_gutting(struct ttm_buffer_object *bo) if (ret) ttm_bo_wait(bo, false, false);
- memset(&bo->mem, 0, sizeof(bo->mem)); - bo->mem.mem_type = TTM_PL_SYSTEM; + ttm_resource_alloc(bo, &sys_mem, &bo->mem); bo->ttm = NULL;
dma_resv_unlock(&ghost->base._resv); diff --git a/drivers/gpu/drm/ttm/ttm_resource.c b/drivers/gpu/drm/ttm/ttm_resource.c index a6900b82f31a..56c4d3550c86 100644 --- a/drivers/gpu/drm/ttm/ttm_resource.c +++ b/drivers/gpu/drm/ttm/ttm_resource.c @@ -33,6 +33,15 @@ int ttm_resource_alloc(struct ttm_buffer_object *bo, ttm_manager_type(bo->bdev, res->mem_type);
res->mm_node = NULL; + res->start = 0; + res->num_pages = PAGE_ALIGN(bo->base.size) >> PAGE_SHIFT; + res->mem_type = place->mem_type; + res->placement = place->flags; + res->bus.addr = NULL; + res->bus.offset = 0; + res->bus.is_iomem = false; + res->bus.caching = ttm_cached; + return man->func->alloc(man, bo, place, res); }