diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
index b350910..87a4a2e 100644
--- a/drivers/gpu/drm/i915/i915_drv.h
+++ b/drivers/gpu/drm/i915/i915_drv.h
@@ -1908,6 +1908,8 @@ struct drm_i915_private {
 
 	/* Abstract the submission mechanism (legacy ringbuffer or execlists) away */
 	struct {
+		int (*alloc_request)(struct intel_engine_cs *ring,
+				     struct intel_context *ctx);
 		int (*do_execbuf)(struct i915_execbuffer_params *params,
 				  struct drm_i915_gem_execbuffer2 *args,
 				  struct list_head *vmas);
diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c
index 7a0dc7c..cf959e3 100644
--- a/drivers/gpu/drm/i915/i915_gem.c
+++ b/drivers/gpu/drm/i915/i915_gem.c
@@ -4860,11 +4860,13 @@ int i915_gem_init(struct drm_device *dev)
 	}
 
 	if (!i915.enable_execlists) {
+		dev_priv->gt.alloc_request = intel_ring_alloc_request;
 		dev_priv->gt.do_execbuf = i915_gem_ringbuffer_submission;
 		dev_priv->gt.init_rings = i915_gem_init_rings;
 		dev_priv->gt.cleanup_ring = intel_cleanup_ring_buffer;
 		dev_priv->gt.stop_ring = intel_stop_ring_buffer;
 	} else {
+		dev_priv->gt.alloc_request = intel_logical_ring_alloc_request;
 		dev_priv->gt.do_execbuf = intel_execlists_submission;
 		dev_priv->gt.init_rings = intel_logical_rings_init;
 		dev_priv->gt.cleanup_ring = intel_logical_ring_cleanup;
diff --git a/drivers/gpu/drm/i915/intel_lrc.c b/drivers/gpu/drm/i915/intel_lrc.c
index dc474b4..8628abf 100644
--- a/drivers/gpu/drm/i915/intel_lrc.c
+++ b/drivers/gpu/drm/i915/intel_lrc.c
@@ -856,8 +856,8 @@ void intel_lr_context_unpin(struct intel_engine_cs *ring,
 	}
 }
 
-static int logical_ring_alloc_request(struct intel_engine_cs *ring,
-				      struct intel_context *ctx)
+int intel_logical_ring_alloc_request(struct intel_engine_cs *ring,
+				     struct intel_context *ctx)
 {
 	struct drm_i915_gem_request *request;
 	struct drm_i915_private *dev_private = ring->dev->dev_private;
@@ -1066,7 +1066,7 @@ int intel_logical_ring_begin(struct intel_ringbuffer *ringbuf,
 		return ret;
 
 	/* Preallocate the olr before touching the ring */
-	ret = logical_ring_alloc_request(ring, ctx);
+	ret = intel_logical_ring_alloc_request(ring, ctx);
 	if (ret)
 		return ret;
 
diff --git a/drivers/gpu/drm/i915/intel_lrc.h b/drivers/gpu/drm/i915/intel_lrc.h
index 3a6abce..3cc38bd 100644
--- a/drivers/gpu/drm/i915/intel_lrc.h
+++ b/drivers/gpu/drm/i915/intel_lrc.h
@@ -36,6 +36,8 @@
 #define RING_CONTEXT_STATUS_PTR(ring)	((ring)->mmio_base+0x3a0)
 
 /* Logical Rings */
+int __must_check intel_logical_ring_alloc_request(struct intel_engine_cs *ring,
+						  struct intel_context *ctx);
 void intel_logical_ring_stop(struct intel_engine_cs *ring);
 void intel_logical_ring_cleanup(struct intel_engine_cs *ring);
 int intel_logical_rings_init(struct drm_device *dev);
diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.c b/drivers/gpu/drm/i915/intel_ringbuffer.c
index 7fd89e5..635707a 100644
--- a/drivers/gpu/drm/i915/intel_ringbuffer.c
+++ b/drivers/gpu/drm/i915/intel_ringbuffer.c
@@ -2163,8 +2163,8 @@ int intel_ring_idle(struct intel_engine_cs *ring)
 	return i915_wait_request(req);
 }
 
-static int
-intel_ring_alloc_request(struct intel_engine_cs *ring)
+int
+intel_ring_alloc_request(struct intel_engine_cs *ring, struct intel_context *ctx)
 {
 	int ret;
 	struct drm_i915_gem_request *request;
@@ -2229,7 +2229,7 @@ int intel_ring_begin(struct intel_engine_cs *ring,
 		return ret;
 
 	/* Preallocate the olr before touching the ring */
-	ret = intel_ring_alloc_request(ring);
+	ret = intel_ring_alloc_request(ring, NULL);
 	if (ret)
 		return ret;
 
diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.h b/drivers/gpu/drm/i915/intel_ringbuffer.h
index ffa3724..2fd960a 100644
--- a/drivers/gpu/drm/i915/intel_ringbuffer.h
+++ b/drivers/gpu/drm/i915/intel_ringbuffer.h
@@ -392,6 +392,8 @@ void intel_cleanup_ring_buffer(struct intel_engine_cs *ring);
 
 int __must_check intel_ring_begin(struct intel_engine_cs *ring, int n);
 int __must_check intel_ring_cacheline_align(struct intel_engine_cs *ring);
+int __must_check intel_ring_alloc_request(struct intel_engine_cs *ring,
+					  struct intel_context *ctx);
 static inline void intel_ring_emit(struct intel_engine_cs *ring,
 				   u32 data)
 {
