diff options
author | Ben Skeggs <bskeggs@redhat.com> | 2011-02-10 11:22:12 +1000 |
---|---|---|
committer | Ben Skeggs <bskeggs@redhat.com> | 2011-02-25 06:45:49 +1000 |
commit | 3425df486ca247d9e8487be06a6cd0763ba38180 (patch) | |
tree | 2ab19a81f85693d0630fd79133ad1149d3e26444 /drivers/gpu/drm/nouveau/nouveau_bo.c | |
parent | a4154bbffdc9f6a38556ea9e82aef4975018ba23 (diff) | |
download | op-kernel-dev-3425df486ca247d9e8487be06a6cd0763ba38180.zip op-kernel-dev-3425df486ca247d9e8487be06a6cd0763ba38180.tar.gz |
drm/nv50-nvc0: unmap buffers from the vm when they're evicted
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
Diffstat (limited to 'drivers/gpu/drm/nouveau/nouveau_bo.c')
-rw-r--r-- | drivers/gpu/drm/nouveau/nouveau_bo.c | 36 |
1 files changed, 29 insertions, 7 deletions
diff --git a/drivers/gpu/drm/nouveau/nouveau_bo.c b/drivers/gpu/drm/nouveau/nouveau_bo.c index d7a9e80..4e74957 100644 --- a/drivers/gpu/drm/nouveau/nouveau_bo.c +++ b/drivers/gpu/drm/nouveau/nouveau_bo.c @@ -508,10 +508,12 @@ nvc0_bo_move_m2mf(struct nouveau_channel *chan, struct ttm_buffer_object *bo, int ret; src_offset = old_mem->start << PAGE_SHIFT; - if (old_mem->mem_type == TTM_PL_VRAM) - src_offset = nvbo->vma.offset; - else + if (old_mem->mem_type == TTM_PL_VRAM) { + struct nouveau_vram *node = old_mem->mm_node; + src_offset = node->tmp_vma.offset; + } else { src_offset += dev_priv->gart_info.aper_base; + } dst_offset = new_mem->start << PAGE_SHIFT; if (new_mem->mem_type == TTM_PL_VRAM) @@ -559,10 +561,12 @@ nv50_bo_move_m2mf(struct nouveau_channel *chan, struct ttm_buffer_object *bo, int ret; src_offset = old_mem->start << PAGE_SHIFT; - if (old_mem->mem_type == TTM_PL_VRAM) - src_offset = nvbo->vma.offset; - else + if (old_mem->mem_type == TTM_PL_VRAM) { + struct nouveau_vram *node = old_mem->mm_node; + src_offset = node->tmp_vma.offset; + } else { src_offset += dev_priv->gart_info.aper_base; + } dst_offset = new_mem->start << PAGE_SHIFT; if (new_mem->mem_type == TTM_PL_VRAM) @@ -711,6 +715,7 @@ nouveau_bo_move_m2mf(struct ttm_buffer_object *bo, int evict, bool intr, { struct drm_nouveau_private *dev_priv = nouveau_bdev(bo->bdev); struct nouveau_bo *nvbo = nouveau_bo(bo); + struct ttm_mem_reg *old_mem = &bo->mem; struct nouveau_channel *chan; int ret; @@ -720,6 +725,21 @@ nouveau_bo_move_m2mf(struct ttm_buffer_object *bo, int evict, bool intr, mutex_lock_nested(&chan->mutex, NOUVEAU_KCHANNEL_MUTEX); } + /* create temporary vma for old memory, this will get cleaned + * up after ttm destroys the ttm_mem_reg + */ + if (dev_priv->card_type >= NV_50 && old_mem->mem_type == TTM_PL_VRAM) { + struct nouveau_vram *node = old_mem->mm_node; + + ret = nouveau_vm_get(chan->vm, old_mem->num_pages << PAGE_SHIFT, + nvbo->vma.node->type, NV_MEM_ACCESS_RO, + &node->tmp_vma); + if (ret) + goto out; + + nouveau_vm_map(&node->tmp_vma, node); + } + if (dev_priv->card_type < NV_50) ret = nv04_bo_move_m2mf(chan, bo, &bo->mem, new_mem); else @@ -733,6 +753,7 @@ nouveau_bo_move_m2mf(struct ttm_buffer_object *bo, int evict, bool intr, no_wait_gpu, new_mem); } +out: if (chan == dev_priv->channel) mutex_unlock(&chan->mutex); return ret; @@ -811,7 +832,7 @@ nouveau_bo_move_ntfy(struct ttm_buffer_object *bo, struct ttm_mem_reg *new_mem) struct drm_nouveau_private *dev_priv = nouveau_bdev(bo->bdev); struct nouveau_bo *nvbo = nouveau_bo(bo); - if (dev_priv->card_type < NV_50 || nvbo->no_vm) + if (dev_priv->card_type < NV_50) return; switch (new_mem->mem_type) { @@ -820,6 +841,7 @@ nouveau_bo_move_ntfy(struct ttm_buffer_object *bo, struct ttm_mem_reg *new_mem) break; case TTM_PL_TT: default: + nouveau_vm_unmap(&nvbo->vma); break; } } |