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path: root/drivers/gpu/drm/nouveau/nouveau_bo.c
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Diffstat (limited to 'drivers/gpu/drm/nouveau/nouveau_bo.c')
-rw-r--r--drivers/gpu/drm/nouveau/nouveau_bo.c19
1 files changed, 14 insertions, 5 deletions
diff --git a/drivers/gpu/drm/nouveau/nouveau_bo.c b/drivers/gpu/drm/nouveau/nouveau_bo.c
index aa2dfbc..0cad6d8 100644
--- a/drivers/gpu/drm/nouveau/nouveau_bo.c
+++ b/drivers/gpu/drm/nouveau/nouveau_bo.c
@@ -154,6 +154,11 @@ nouveau_bo_placement_set(struct nouveau_bo *nvbo, uint32_t memtype)
nvbo->placement.busy_placement = nvbo->placements;
nvbo->placement.num_placement = n;
nvbo->placement.num_busy_placement = n;
+
+ if (nvbo->pin_refcnt) {
+ while (n--)
+ nvbo->placements[n] |= TTM_PL_FLAG_NO_EVICT;
+ }
}
int
@@ -400,10 +405,16 @@ nouveau_bo_evict_flags(struct ttm_buffer_object *bo, struct ttm_placement *pl)
struct nouveau_bo *nvbo = nouveau_bo(bo);
switch (bo->mem.mem_type) {
+ case TTM_PL_VRAM:
+ nouveau_bo_placement_set(nvbo, TTM_PL_FLAG_TT |
+ TTM_PL_FLAG_SYSTEM);
+ break;
default:
nouveau_bo_placement_set(nvbo, TTM_PL_FLAG_SYSTEM);
break;
}
+
+ *pl = nvbo->placement;
}
@@ -455,11 +466,8 @@ nouveau_bo_move_m2mf(struct ttm_buffer_object *bo, int evict, int no_wait,
int ret;
chan = nvbo->channel;
- if (!chan || nvbo->tile_flags || nvbo->no_vm) {
+ if (!chan || nvbo->tile_flags || nvbo->no_vm)
chan = dev_priv->channel;
- if (!chan)
- return -EINVAL;
- }
src_offset = old_mem->mm_node->start << PAGE_SHIFT;
dst_offset = new_mem->mm_node->start << PAGE_SHIFT;
@@ -625,7 +633,8 @@ nouveau_bo_move(struct ttm_buffer_object *bo, bool evict, bool intr,
return ret;
}
- if (dev_priv->init_state != NOUVEAU_CARD_INIT_DONE)
+ if (dev_priv->init_state != NOUVEAU_CARD_INIT_DONE ||
+ !dev_priv->channel)
return ttm_bo_move_memcpy(bo, evict, no_wait, new_mem);
if (old_mem->mem_type == TTM_PL_SYSTEM && !bo->ttm) {
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