diff --git a/drivers/gpu/drm/i915/gem/i915_gem_execbuffer.c b/drivers/gpu/drm/i915/gem/i915_gem_execbuffer.c
index fe170186dd428..99772f37bff60 100644
--- a/drivers/gpu/drm/i915/gem/i915_gem_execbuffer.c
+++ b/drivers/gpu/drm/i915/gem/i915_gem_execbuffer.c
@@ -3394,106 +3394,6 @@ static bool check_buffer_count(size_t count)
 	return !(count < 1 || count > INT_MAX || count > SIZE_MAX / sz - 1);
 }
 
-/*
- * Legacy execbuffer just creates an exec2 list from the original exec object
- * list array and passes it to the real function.
- */
-int
-i915_gem_execbuffer_ioctl(struct drm_device *dev, void *data,
-			  struct drm_file *file)
-{
-	struct drm_i915_private *i915 = to_i915(dev);
-	struct drm_i915_gem_execbuffer *args = data;
-	struct drm_i915_gem_execbuffer2 exec2;
-	struct drm_i915_gem_exec_object *exec_list = NULL;
-	struct drm_i915_gem_exec_object2 *exec2_list = NULL;
-	const size_t count = args->buffer_count;
-	unsigned int i;
-	int err;
-
-	if (!check_buffer_count(count)) {
-		drm_dbg(&i915->drm, "execbuf2 with %zd buffers\n", count);
-		return -EINVAL;
-	}
-
-	exec2.buffers_ptr = args->buffers_ptr;
-	exec2.buffer_count = args->buffer_count;
-	exec2.batch_start_offset = args->batch_start_offset;
-	exec2.batch_len = args->batch_len;
-	exec2.DR1 = args->DR1;
-	exec2.DR4 = args->DR4;
-	exec2.num_cliprects = args->num_cliprects;
-	exec2.cliprects_ptr = args->cliprects_ptr;
-	exec2.flags = I915_EXEC_RENDER;
-	i915_execbuffer2_set_context_id(exec2, 0);
-
-	err = i915_gem_check_execbuffer(&exec2);
-	if (err)
-		return err;
-
-	/* Copy in the exec list from userland */
-	exec_list = kvmalloc_array(count, sizeof(*exec_list),
-				   __GFP_NOWARN | GFP_KERNEL);
-
-	/* Allocate extra slots for use by the command parser */
-	exec2_list = kvmalloc_array(count + 2, eb_element_size(),
-				    __GFP_NOWARN | GFP_KERNEL);
-	if (exec_list == NULL || exec2_list == NULL) {
-		drm_dbg(&i915->drm,
-			"Failed to allocate exec list for %d buffers\n",
-			args->buffer_count);
-		kvfree(exec_list);
-		kvfree(exec2_list);
-		return -ENOMEM;
-	}
-	err = copy_from_user(exec_list,
-			     u64_to_user_ptr(args->buffers_ptr),
-			     sizeof(*exec_list) * count);
-	if (err) {
-		drm_dbg(&i915->drm, "copy %d exec entries failed %d\n",
-			args->buffer_count, err);
-		kvfree(exec_list);
-		kvfree(exec2_list);
-		return -EFAULT;
-	}
-
-	for (i = 0; i < args->buffer_count; i++) {
-		exec2_list[i].handle = exec_list[i].handle;
-		exec2_list[i].relocation_count = exec_list[i].relocation_count;
-		exec2_list[i].relocs_ptr = exec_list[i].relocs_ptr;
-		exec2_list[i].alignment = exec_list[i].alignment;
-		exec2_list[i].offset = exec_list[i].offset;
-		if (INTEL_GEN(to_i915(dev)) < 4)
-			exec2_list[i].flags = EXEC_OBJECT_NEEDS_FENCE;
-		else
-			exec2_list[i].flags = 0;
-	}
-
-	err = i915_gem_do_execbuffer(dev, file, &exec2, exec2_list);
-	if (exec2.flags & __EXEC_HAS_RELOC) {
-		struct drm_i915_gem_exec_object __user *user_exec_list =
-			u64_to_user_ptr(args->buffers_ptr);
-
-		/* Copy the new buffer offsets back to the user's exec list. */
-		for (i = 0; i < args->buffer_count; i++) {
-			if (!(exec2_list[i].offset & UPDATE))
-				continue;
-
-			exec2_list[i].offset =
-				gen8_canonical_addr(exec2_list[i].offset & PIN_OFFSET_MASK);
-			exec2_list[i].offset &= PIN_OFFSET_MASK;
-			if (__copy_to_user(&user_exec_list[i].offset,
-					   &exec2_list[i].offset,
-					   sizeof(user_exec_list[i].offset)))
-				break;
-		}
-	}
-
-	kvfree(exec_list);
-	kvfree(exec2_list);
-	return err;
-}
-
 int
 i915_gem_execbuffer2_ioctl(struct drm_device *dev, void *data,
 			   struct drm_file *file)
diff --git a/drivers/gpu/drm/i915/gem/i915_gem_ioctls.h b/drivers/gpu/drm/i915/gem/i915_gem_ioctls.h
index 87d8b27f426de..7fd22f3efbef0 100644
--- a/drivers/gpu/drm/i915/gem/i915_gem_ioctls.h
+++ b/drivers/gpu/drm/i915/gem/i915_gem_ioctls.h
@@ -14,8 +14,6 @@ int i915_gem_busy_ioctl(struct drm_device *dev, void *data,
 			struct drm_file *file);
 int i915_gem_create_ioctl(struct drm_device *dev, void *data,
 			  struct drm_file *file);
-int i915_gem_execbuffer_ioctl(struct drm_device *dev, void *data,
-			      struct drm_file *file);
 int i915_gem_execbuffer2_ioctl(struct drm_device *dev, void *data,
 			       struct drm_file *file);
 int i915_gem_get_aperture_ioctl(struct drm_device *dev, void *data,
diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c
index 3edd5e47ad682..64edcab59fe12 100644
--- a/drivers/gpu/drm/i915/i915_drv.c
+++ b/drivers/gpu/drm/i915/i915_drv.c
@@ -1701,7 +1701,7 @@ static const struct drm_ioctl_desc i915_ioctls[] = {
 	DRM_IOCTL_DEF_DRV(I915_VBLANK_SWAP, drm_noop, DRM_AUTH),
 	DRM_IOCTL_DEF_DRV(I915_HWS_ADDR, drm_noop, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY),
 	DRM_IOCTL_DEF_DRV(I915_GEM_INIT, drm_noop, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY),
-	DRM_IOCTL_DEF_DRV(I915_GEM_EXECBUFFER, i915_gem_execbuffer_ioctl, DRM_AUTH),
+	DRM_IOCTL_DEF_DRV(I915_GEM_EXECBUFFER, drm_invalid_op, DRM_AUTH),
 	DRM_IOCTL_DEF_DRV(I915_GEM_EXECBUFFER2_WR, i915_gem_execbuffer2_ioctl, DRM_RENDER_ALLOW),
 	DRM_IOCTL_DEF_DRV(I915_GEM_PIN, i915_gem_reject_pin_ioctl, DRM_AUTH|DRM_ROOT_ONLY),
 	DRM_IOCTL_DEF_DRV(I915_GEM_UNPIN, i915_gem_reject_pin_ioctl, DRM_AUTH|DRM_ROOT_ONLY),
