diff --git a/src/freedreno/vulkan/tu_drm.c b/src/freedreno/vulkan/tu_drm.c
index d00fdd0f9bc..5b78e37a1d6 100644
--- a/src/freedreno/vulkan/tu_drm.c
+++ b/src/freedreno/vulkan/tu_drm.c
@@ -1184,12 +1184,3 @@ tu_queue_submit(struct vk_queue *vk_queue, struct vk_queue_submit *submit)
 
    return VK_SUCCESS;
 }
-
-int
-tu_syncobj_to_fd(struct tu_device *device, struct vk_sync *sync)
-{
-   VkResult ret;
-   int fd;
-   ret = vk_sync_export_opaque_fd(&device->vk, sync, &fd);
-   return ret ? -1 : fd;
-}
diff --git a/src/freedreno/vulkan/tu_drm.h b/src/freedreno/vulkan/tu_drm.h
index b5ab5aa7803..1fc057a82c2 100644
--- a/src/freedreno/vulkan/tu_drm.h
+++ b/src/freedreno/vulkan/tu_drm.h
@@ -117,9 +117,6 @@ tu_drm_submitqueue_new(const struct tu_device *dev,
 void
 tu_drm_submitqueue_close(const struct tu_device *dev, uint32_t queue_id);
 
-int
-tu_syncobj_to_fd(struct tu_device *device, struct vk_sync *sync);
-
 VkResult
 tu_queue_submit(struct vk_queue *vk_queue, struct vk_queue_submit *submit);
 
diff --git a/src/freedreno/vulkan/tu_kgsl.c b/src/freedreno/vulkan/tu_kgsl.c
index 378602ac24e..b8d6350a25b 100644
--- a/src/freedreno/vulkan/tu_kgsl.c
+++ b/src/freedreno/vulkan/tu_kgsl.c
@@ -726,13 +726,6 @@ tu_GetFenceStatus(VkDevice _device, VkFence _fence)
    return VK_SUCCESS;
 }
 
-int
-tu_syncobj_to_fd(struct tu_device *device, struct vk_sync *sync)
-{
-   tu_finishme("tu_syncobj_to_fd");
-   return -1;
-}
-
 VkResult
 tu_device_wait_u_trace(struct tu_device *dev, struct tu_u_trace_syncobj *syncobj)
 {