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authorBen Skeggs <bskeggs@redhat.com>2013-04-24 17:38:38 +1000
committerBen Skeggs <bskeggs@redhat.com>2013-04-26 15:38:00 +1000
commitb5795c77e51adef3d5986a23cd23e0e30df9a1f3 (patch)
treee191cb2b9333d8117afa90bb5080e996ddb7b98d
parentd395f1e4c500f2cc5a30e837c63382b6af5c1d84 (diff)
drm/nv04-nv40/instmem: remove parent deref hack
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
-rw-r--r--drivers/gpu/drm/nouveau/core/subdev/instmem/nv04.c10
-rw-r--r--drivers/gpu/drm/nouveau/core/subdev/instmem/nv04.h1
-rw-r--r--drivers/gpu/drm/nouveau/core/subdev/instmem/nv40.c1
3 files changed, 0 insertions, 12 deletions
diff --git a/drivers/gpu/drm/nouveau/core/subdev/instmem/nv04.c b/drivers/gpu/drm/nouveau/core/subdev/instmem/nv04.c
index f5bbd383411..932c93b486e 100644
--- a/drivers/gpu/drm/nouveau/core/subdev/instmem/nv04.c
+++ b/drivers/gpu/drm/nouveau/core/subdev/instmem/nv04.c
@@ -93,7 +93,6 @@ nv04_instmem_alloc(struct nouveau_instmem *imem, struct nouveau_object *parent,
u32 size, u32 align, struct nouveau_object **pobject)
{
struct nouveau_object *engine = nv_object(imem);
- struct nv04_instmem_priv *priv = (void *)(imem);
int ret;
ret = nouveau_object_ctor(parent, engine, &nv04_instobj_oclass,
@@ -101,14 +100,6 @@ nv04_instmem_alloc(struct nouveau_instmem *imem, struct nouveau_object *parent,
if (ret)
return ret;
- /* INSTMEM itself creates objects to reserve (and preserve across
- * suspend/resume) various fixed data locations, each one of these
- * takes a reference on INSTMEM itself, causing it to never be
- * freed. We drop all the self-references here to avoid this.
- */
- if (unlikely(!priv->created))
- atomic_dec(&engine->refcount);
-
return 0;
}
@@ -154,7 +145,6 @@ nv04_instmem_ctor(struct nouveau_object *parent, struct nouveau_object *engine,
if (ret)
return ret;
- priv->created = true;
return 0;
}
diff --git a/drivers/gpu/drm/nouveau/core/subdev/instmem/nv04.h b/drivers/gpu/drm/nouveau/core/subdev/instmem/nv04.h
index 7983d8d9b35..b15b6131023 100644
--- a/drivers/gpu/drm/nouveau/core/subdev/instmem/nv04.h
+++ b/drivers/gpu/drm/nouveau/core/subdev/instmem/nv04.h
@@ -9,7 +9,6 @@
struct nv04_instmem_priv {
struct nouveau_instmem base;
- bool created;
void __iomem *iomem;
struct nouveau_mm heap;
diff --git a/drivers/gpu/drm/nouveau/core/subdev/instmem/nv40.c b/drivers/gpu/drm/nouveau/core/subdev/instmem/nv40.c
index da64253201e..5aef7974852 100644
--- a/drivers/gpu/drm/nouveau/core/subdev/instmem/nv40.c
+++ b/drivers/gpu/drm/nouveau/core/subdev/instmem/nv40.c
@@ -106,7 +106,6 @@ nv40_instmem_ctor(struct nouveau_object *parent, struct nouveau_object *engine,
if (ret)
return ret;
- priv->created = true;
return 0;
}