drm/amdgpu: cleanup ctx_mgr init/fini

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Chunming Zhou <david1.zhou@amd.com>

drivers/gpu/drm/amd/amdgpu/amdgpu.h

@@ -1038,8 +1038,6 @@ int amdgpu_ctx_alloc(struct amdgpu_device *adev, struct amdgpu_fpriv *fpriv,
 int amdgpu_ctx_free(struct amdgpu_device *adev, struct amdgpu_fpriv *fpriv,
 		    uint32_t id);
 
-void amdgpu_ctx_fini(struct amdgpu_fpriv *fpriv);
-
 struct amdgpu_ctx *amdgpu_ctx_get(struct amdgpu_fpriv *fpriv, uint32_t id);
 int amdgpu_ctx_put(struct amdgpu_ctx *ctx);
 
@@ -1051,6 +1049,8 @@ struct fence *amdgpu_ctx_get_fence(struct amdgpu_ctx *ctx,
 int amdgpu_ctx_ioctl(struct drm_device *dev, void *data,
 		     struct drm_file *filp);
 
+void amdgpu_ctx_mgr_init(struct amdgpu_ctx_mgr *mgr);
+void amdgpu_ctx_mgr_fini(struct amdgpu_ctx_mgr *mgr);
 
 /*
  * file private structure

drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.c

@@ -182,23 +182,6 @@ static int amdgpu_ctx_query(struct amdgpu_device *adev,
 	return 0;
 }
 
-void amdgpu_ctx_fini(struct amdgpu_fpriv *fpriv)
-{
-	struct idr *idp;
-	struct amdgpu_ctx *ctx;
-	uint32_t id;
-	struct amdgpu_ctx_mgr *mgr = &fpriv->ctx_mgr;
-	idp = &mgr->ctx_handles;
-
-	idr_for_each_entry(idp,ctx,id) {
-		if (kref_put(&ctx->refcount, amdgpu_ctx_do_release) != 1)
-			DRM_ERROR("ctx %p is still alive\n", ctx);
-	}
-
-	idr_destroy(&mgr->ctx_handles);
-	mutex_destroy(&mgr->lock);
-}
-
 int amdgpu_ctx_ioctl(struct drm_device *dev, void *data,
 		     struct drm_file *filp)
 {
@@ -330,3 +313,26 @@ struct fence *amdgpu_ctx_get_fence(struct amdgpu_ctx *ctx,
 
 	return fence;
 }
+
+void amdgpu_ctx_mgr_init(struct amdgpu_ctx_mgr *mgr)
+{
+	mutex_init(&mgr->lock);
+	idr_init(&mgr->ctx_handles);
+}
+
+void amdgpu_ctx_mgr_fini(struct amdgpu_ctx_mgr *mgr)
+{
+	struct amdgpu_ctx *ctx;
+	struct idr *idp;
+	uint32_t id;
+
+	idp = &mgr->ctx_handles;
+
+	idr_for_each_entry(idp, ctx, id) {
+		if (kref_put(&ctx->refcount, amdgpu_ctx_do_release) != 1)
+			DRM_ERROR("ctx %p is still alive\n", ctx);
+	}
+
+	idr_destroy(&mgr->ctx_handles);
+	mutex_destroy(&mgr->lock);
+}

drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c

@@ -527,10 +527,7 @@ int amdgpu_driver_open_kms(struct drm_device *dev, struct drm_file *file_priv)
 	mutex_init(&fpriv->bo_list_lock);
 	idr_init(&fpriv->bo_list_handles);
 
-	/* init context manager */
-	mutex_init(&fpriv->ctx_mgr.lock);
-	idr_init(&fpriv->ctx_mgr.ctx_handles);
-	fpriv->ctx_mgr.adev = adev;
+	amdgpu_ctx_mgr_init(&fpriv->ctx_mgr);
 
 	file_priv->driver_priv = fpriv;
 
@@ -571,8 +568,7 @@ void amdgpu_driver_postclose_kms(struct drm_device *dev,
 	idr_destroy(&fpriv->bo_list_handles);
 	mutex_destroy(&fpriv->bo_list_lock);
 
-	/* release context */
-	amdgpu_ctx_fini(fpriv);
+	amdgpu_ctx_mgr_fini(&fpriv->ctx_mgr);
 
 	kfree(fpriv);
 	file_priv->driver_priv = NULL;