diff options
| author | Daniel Vetter <daniel.vetter@ffwll.ch> | 2011-02-18 17:59:11 +0100 |
|---|---|---|
| committer | Dave Airlie <airlied@redhat.com> | 2011-02-23 10:18:20 +1000 |
| commit | 31a5b8ce8f3bf20799eb68da9602de2bee58fdd3 (patch) | |
| tree | 59e1c0b9cf8b63ebcb6ca9607c6cc6610ad8c388 | |
| parent | a250b9fdc53a286d32e22f21170382a46b3a3ef5 (diff) | |
drm/nouveau: don't munge in drm_mm internals
Nouveau was checking drm_mm internals on teardown to see whether the
memory manager was initialized. Hide these internals in a small
inline helper function.
Acked-by: Ben Skeggs <bskeggs@redhat.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Signed-off-by: Dave Airlie <airlied@redhat.com>
| -rw-r--r-- | drivers/gpu/drm/nouveau/nouveau_object.c | 2 | ||||
| -rw-r--r-- | drivers/gpu/drm/nouveau/nv50_instmem.c | 4 | ||||
| -rw-r--r-- | drivers/gpu/drm/nouveau/nvc0_instmem.c | 2 | ||||
| -rw-r--r-- | include/drm/drm_mm.h | 5 |
4 files changed, 9 insertions, 4 deletions
diff --git a/drivers/gpu/drm/nouveau/nouveau_object.c b/drivers/gpu/drm/nouveau/nouveau_object.c index 30b6544467c..03adfe4c766 100644 --- a/drivers/gpu/drm/nouveau/nouveau_object.c +++ b/drivers/gpu/drm/nouveau/nouveau_object.c @@ -909,7 +909,7 @@ nouveau_gpuobj_channel_takedown(struct nouveau_channel *chan) nouveau_vm_ref(NULL, &chan->vm, chan->vm_pd); nouveau_gpuobj_ref(NULL, &chan->vm_pd); - if (chan->ramin_heap.free_stack.next) + if (drm_mm_initialized(&chan->ramin_heap)) drm_mm_takedown(&chan->ramin_heap); nouveau_gpuobj_ref(NULL, &chan->ramin); } diff --git a/drivers/gpu/drm/nouveau/nv50_instmem.c b/drivers/gpu/drm/nouveau/nv50_instmem.c index ea0041810ae..300285ae8e9 100644 --- a/drivers/gpu/drm/nouveau/nv50_instmem.c +++ b/drivers/gpu/drm/nouveau/nv50_instmem.c @@ -56,7 +56,7 @@ nv50_channel_del(struct nouveau_channel **pchan) nouveau_gpuobj_ref(NULL, &chan->ramfc); nouveau_vm_ref(NULL, &chan->vm, chan->vm_pd); nouveau_gpuobj_ref(NULL, &chan->vm_pd); - if (chan->ramin_heap.free_stack.next) + if (drm_mm_initialized(&chan->ramin_heap)) drm_mm_takedown(&chan->ramin_heap); nouveau_gpuobj_ref(NULL, &chan->ramin); kfree(chan); @@ -259,7 +259,7 @@ nv50_instmem_takedown(struct drm_device *dev) nouveau_gpuobj_ref(NULL, &dev_priv->bar3_vm->pgt[0].obj[0]); nouveau_vm_ref(NULL, &dev_priv->bar3_vm, NULL); - if (dev_priv->ramin_heap.free_stack.next) + if (drm_mm_initialized(&dev_priv->ramin_heap)) drm_mm_takedown(&dev_priv->ramin_heap); dev_priv->engine.instmem.priv = NULL; diff --git a/drivers/gpu/drm/nouveau/nvc0_instmem.c b/drivers/gpu/drm/nouveau/nvc0_instmem.c index c0909174905..82357d2df1f 100644 --- a/drivers/gpu/drm/nouveau/nvc0_instmem.c +++ b/drivers/gpu/drm/nouveau/nvc0_instmem.c @@ -67,7 +67,7 @@ nvc0_channel_del(struct nouveau_channel **pchan) return; nouveau_vm_ref(NULL, &chan->vm, NULL); - if (chan->ramin_heap.free_stack.next) + if (drm_mm_initialized(&chan->ramin_heap)) drm_mm_takedown(&chan->ramin_heap); nouveau_gpuobj_ref(NULL, &chan->ramin); kfree(chan); diff --git a/include/drm/drm_mm.h b/include/drm/drm_mm.h index e3917777860..0d791462f7b 100644 --- a/include/drm/drm_mm.h +++ b/include/drm/drm_mm.h @@ -72,6 +72,11 @@ struct drm_mm { unsigned long scan_end; }; +static inline bool drm_mm_initialized(struct drm_mm *mm) +{ + return mm->free_stack.next; +} + /* * Basic range manager support (drm_mm.c) */ |