drm/nouveau/fence: un-port from nouveau_exec_engine interfaces

Still the same code, but not an "engine" anymore.  The fence code is more of
a policy decision rather than exposing mechanisms, so it's not appropriate
to port it to the new engine subsystem.

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>

1 files changed, 14 insertions, 28 deletions

diff --git a/drivers/gpu/drm/nouveau/nv04_fence.c b/drivers/gpu/drm/nouveau/nv04_fence.c
index 78d851f7192b..1b45a4f8c0a5 100644
--- a/drivers/gpu/drm/nouveau/nv04_fence.c
+++ b/drivers/gpu/drm/nouveau/nv04_fence.c
@@ -60,7 +60,7 @@ nv04_fence_sync(struct nouveau_fence *fence,
 int
 nv04_fence_mthd(struct nouveau_channel *chan, u32 class, u32 mthd, u32 data)
 {
-	struct nv04_fence_chan *fctx = chan->engctx[NVOBJ_ENGINE_FENCE];
+	struct nv04_fence_chan *fctx = chan->fence;
 	atomic_set(&fctx->sequence, data);
 	return 0;
 }
@@ -68,51 +68,39 @@ nv04_fence_mthd(struct nouveau_channel *chan, u32 class, u32 mthd, u32 data)
 static u32
 nv04_fence_read(struct nouveau_channel *chan)
 {
-	struct nv04_fence_chan *fctx = chan->engctx[NVOBJ_ENGINE_FENCE];
+	struct nv04_fence_chan *fctx = chan->fence;
 	return atomic_read(&fctx->sequence);
 }
 
 static void
-nv04_fence_context_del(struct nouveau_channel *chan, int engine)
+nv04_fence_context_del(struct nouveau_channel *chan)
 {
-	struct nv04_fence_chan *fctx = chan->engctx[engine];
+	struct nv04_fence_chan *fctx = chan->fence;
 	nouveau_fence_context_del(&fctx->base);
-	chan->engctx[engine] = NULL;
+	chan->fence = NULL;
 	kfree(fctx);
 }
 
 static int
-nv04_fence_context_new(struct nouveau_channel *chan, int engine)
+nv04_fence_context_new(struct nouveau_channel *chan)
 {
 	struct nv04_fence_chan *fctx = kzalloc(sizeof(*fctx), GFP_KERNEL);
 	if (fctx) {
 		nouveau_fence_context_new(&fctx->base);
 		atomic_set(&fctx->sequence, 0);
-		chan->engctx[engine] = fctx;
+		chan->fence = fctx;
 		return 0;
 	}
 	return -ENOMEM;
 }
 
-static int
-nv04_fence_fini(struct drm_device *dev, int engine, bool suspend)
-{
-	return 0;
-}
-
-static int
-nv04_fence_init(struct drm_device *dev, int engine)
-{
-	return 0;
-}
-
 static void
-nv04_fence_destroy(struct drm_device *dev, int engine)
+nv04_fence_destroy(struct drm_device *dev)
 {
 	struct drm_nouveau_private *dev_priv = dev->dev_private;
-	struct nv04_fence_priv *priv = nv_engine(dev, engine);
+	struct nv04_fence_priv *priv = dev_priv->fence.func;
 
-	dev_priv->eng[engine] = NULL;
+	dev_priv->fence.func = NULL;
 	kfree(priv);
 }
 
@@ -127,14 +115,12 @@ nv04_fence_create(struct drm_device *dev)
 	if (!priv)
 		return -ENOMEM;
 
-	priv->base.engine.destroy = nv04_fence_destroy;
-	priv->base.engine.init = nv04_fence_init;
-	priv->base.engine.fini = nv04_fence_fini;
-	priv->base.engine.context_new = nv04_fence_context_new;
-	priv->base.engine.context_del = nv04_fence_context_del;
+	priv->base.dtor = nv04_fence_destroy;
+	priv->base.context_new = nv04_fence_context_new;
+	priv->base.context_del = nv04_fence_context_del;
 	priv->base.emit = nv04_fence_emit;
 	priv->base.sync = nv04_fence_sync;
 	priv->base.read = nv04_fence_read;
-	dev_priv->eng[NVOBJ_ENGINE_FENCE] = &priv->base.engine;
+	dev_priv->fence.func = &priv->base;
 	return ret;
 }