diff options
Diffstat (limited to 'drivers/gpu/drm/qxl/qxl_object.c')
| -rw-r--r-- | drivers/gpu/drm/qxl/qxl_object.c | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/drivers/gpu/drm/qxl/qxl_object.c b/drivers/gpu/drm/qxl/qxl_object.c index 91f3bbc73ecc..4928fa602944 100644 --- a/drivers/gpu/drm/qxl/qxl_object.c +++ b/drivers/gpu/drm/qxl/qxl_object.c @@ -36,6 +36,7 @@ static void qxl_ttm_bo_destroy(struct ttm_buffer_object *tbo) qdev = (struct qxl_device *)bo->gem_base.dev->dev_private; qxl_surface_evict(qdev, bo, false); + WARN_ON_ONCE(bo->map_count > 0); mutex_lock(&qdev->gem.mutex); list_del_init(&bo->list); mutex_unlock(&qdev->gem.mutex); @@ -60,8 +61,10 @@ void qxl_ttm_placement_from_domain(struct qxl_bo *qbo, u32 domain, bool pinned) qbo->placement.busy_placement = qbo->placements; if (domain == QXL_GEM_DOMAIN_VRAM) qbo->placements[c++].flags = TTM_PL_FLAG_CACHED | TTM_PL_FLAG_VRAM | pflag; - if (domain == QXL_GEM_DOMAIN_SURFACE) + if (domain == QXL_GEM_DOMAIN_SURFACE) { qbo->placements[c++].flags = TTM_PL_FLAG_CACHED | TTM_PL_FLAG_PRIV | pflag; + qbo->placements[c++].flags = TTM_PL_FLAG_CACHED | TTM_PL_FLAG_VRAM | pflag; + } if (domain == QXL_GEM_DOMAIN_CPU) qbo->placements[c++].flags = TTM_PL_MASK_CACHING | TTM_PL_FLAG_SYSTEM | pflag; if (!c) @@ -129,6 +132,7 @@ int qxl_bo_kmap(struct qxl_bo *bo, void **ptr) if (bo->kptr) { if (ptr) *ptr = bo->kptr; + bo->map_count++; return 0; } r = ttm_bo_kmap(&bo->tbo, 0, bo->tbo.num_pages, &bo->kmap); @@ -137,6 +141,7 @@ int qxl_bo_kmap(struct qxl_bo *bo, void **ptr) bo->kptr = ttm_kmap_obj_virtual(&bo->kmap, &is_iomem); if (ptr) *ptr = bo->kptr; + bo->map_count = 1; return 0; } @@ -178,6 +183,9 @@ void qxl_bo_kunmap(struct qxl_bo *bo) { if (bo->kptr == NULL) return; + bo->map_count--; + if (bo->map_count > 0) + return; bo->kptr = NULL; ttm_bo_kunmap(&bo->kmap); } @@ -332,7 +340,7 @@ int qxl_bo_check_id(struct qxl_device *qdev, struct qxl_bo *bo) if (ret) return ret; - ret = qxl_hw_surface_alloc(qdev, bo, NULL); + ret = qxl_hw_surface_alloc(qdev, bo); if (ret) return ret; } |