diff options
Diffstat (limited to 'drivers/gpu/drm/nouveau/core/subdev/bar/nv50.c')
-rw-r--r-- | drivers/gpu/drm/nouveau/core/subdev/bar/nv50.c | 13 |
1 files changed, 9 insertions, 4 deletions
diff --git a/drivers/gpu/drm/nouveau/core/subdev/bar/nv50.c b/drivers/gpu/drm/nouveau/core/subdev/bar/nv50.c index 649f1ced1fe0..160d27f3c7b4 100644 --- a/drivers/gpu/drm/nouveau/core/subdev/bar/nv50.c +++ b/drivers/gpu/drm/nouveau/core/subdev/bar/nv50.c @@ -53,7 +53,6 @@ nv50_bar_kmap(struct nouveau_bar *bar, struct nouveau_mem *mem, return ret; nouveau_vm_map(vma, mem); - nv50_vm_flush_engine(nv_subdev(bar), 6); return 0; } @@ -69,7 +68,6 @@ nv50_bar_umap(struct nouveau_bar *bar, struct nouveau_mem *mem, return ret; nouveau_vm_map(vma, mem); - nv50_vm_flush_engine(nv_subdev(bar), 6); return 0; } @@ -77,7 +75,6 @@ static void nv50_bar_unmap(struct nouveau_bar *bar, struct nouveau_vma *vma) { nouveau_vm_unmap(vma); - nv50_vm_flush_engine(nv_subdev(bar), 6); nouveau_vm_put(vma); } @@ -147,6 +144,8 @@ nv50_bar_ctor(struct nouveau_object *parent, struct nouveau_object *engine, if (ret) return ret; + atomic_inc(&vm->engref[NVDEV_SUBDEV_BAR]); + ret = nouveau_gpuobj_new(nv_object(priv), heap, ((limit-- - start) >> 12) * 8, 0x1000, NVOBJ_FLAG_ZERO_ALLOC, &vm->pgt[0].obj[0]); @@ -179,6 +178,8 @@ nv50_bar_ctor(struct nouveau_object *parent, struct nouveau_object *engine, if (ret) return ret; + atomic_inc(&vm->engref[NVDEV_SUBDEV_BAR]); + ret = nouveau_vm_ref(vm, &priv->bar1_vm, priv->pgd); nouveau_vm_ref(NULL, &vm, NULL); if (ret) @@ -237,7 +238,11 @@ nv50_bar_init(struct nouveau_object *object) nv_mask(priv, 0x000200, 0x00000100, 0x00000000); nv_mask(priv, 0x000200, 0x00000100, 0x00000100); - nv50_vm_flush_engine(nv_subdev(priv), 6); + nv_wr32(priv, 0x100c80, 0x00060001); + if (!nv_wait(priv, 0x100c80, 0x00000001, 0x00000000)) { + nv_error(priv, "vm flush timeout\n"); + return -EBUSY; + } nv_wr32(priv, 0x001704, 0x00000000 | priv->mem->addr >> 12); nv_wr32(priv, 0x001704, 0x40000000 | priv->mem->addr >> 12); |