diff --git a/src/amd/vulkan/radv_radeon_winsys.h b/src/amd/vulkan/radv_radeon_winsys.h
index 2fbe3680e1e..047e07afa22 100644
--- a/src/amd/vulkan/radv_radeon_winsys.h
+++ b/src/amd/vulkan/radv_radeon_winsys.h
@@ -283,26 +283,6 @@ struct radeon_winsys {
    int (*surface_init)(struct radeon_winsys *ws, const struct ac_surf_info *surf_info,
                        struct radeon_surf *surf);
 
-   int (*create_syncobj)(struct radeon_winsys *ws, bool create_signaled, uint32_t *handle);
-   void (*destroy_syncobj)(struct radeon_winsys *ws, uint32_t handle);
-
-   void (*reset_syncobj)(struct radeon_winsys *ws, uint32_t handle);
-   void (*signal_syncobj)(struct radeon_winsys *ws, uint32_t handle, uint64_t point);
-   VkResult (*query_syncobj)(struct radeon_winsys *ws, uint32_t handle, uint64_t *point);
-   bool (*wait_syncobj)(struct radeon_winsys *ws, const uint32_t *handles, uint32_t handle_count,
-                        bool wait_all, uint64_t timeout);
-   VkResult (*wait_timeline_syncobj)(struct radeon_winsys *ws, const uint32_t *handles,
-                                     const uint64_t *points, uint32_t handle_count, bool wait_all,
-                                     bool available, uint64_t timeout);
-
-   int (*export_syncobj)(struct radeon_winsys *ws, uint32_t syncobj, int *fd);
-   int (*import_syncobj)(struct radeon_winsys *ws, int fd, uint32_t *syncobj);
-
-   int (*export_syncobj_to_sync_file)(struct radeon_winsys *ws, uint32_t syncobj, int *fd);
-
-   /* Note that this, unlike the normal import, uses an existing syncobj. */
-   int (*import_syncobj_from_sync_file)(struct radeon_winsys *ws, uint32_t syncobj, int fd);
-
    int (*get_fd)(struct radeon_winsys *ws);
 
    const struct vk_sync_type *const *(*get_sync_types)(struct radeon_winsys *ws);
diff --git a/src/amd/vulkan/winsys/amdgpu/radv_amdgpu_cs.c b/src/amd/vulkan/winsys/amdgpu/radv_amdgpu_cs.c
index 1000d819f1c..2f9a230a033 100644
--- a/src/amd/vulkan/winsys/amdgpu/radv_amdgpu_cs.c
+++ b/src/amd/vulkan/winsys/amdgpu/radv_amdgpu_cs.c
@@ -1738,140 +1738,6 @@ error_out:
    return result;
 }
 
-static int
-radv_amdgpu_create_syncobj(struct radeon_winsys *_ws, bool create_signaled, uint32_t *handle)
-{
-   struct radv_amdgpu_winsys *ws = radv_amdgpu_winsys(_ws);
-   uint32_t flags = 0;
-
-   if (create_signaled)
-      flags |= DRM_SYNCOBJ_CREATE_SIGNALED;
-
-   return amdgpu_cs_create_syncobj2(ws->dev, flags, handle);
-}
-
-static void
-radv_amdgpu_destroy_syncobj(struct radeon_winsys *_ws, uint32_t handle)
-{
-   struct radv_amdgpu_winsys *ws = radv_amdgpu_winsys(_ws);
-   amdgpu_cs_destroy_syncobj(ws->dev, handle);
-}
-
-static void
-radv_amdgpu_reset_syncobj(struct radeon_winsys *_ws, uint32_t handle)
-{
-   struct radv_amdgpu_winsys *ws = radv_amdgpu_winsys(_ws);
-   amdgpu_cs_syncobj_reset(ws->dev, &handle, 1);
-}
-
-static void
-radv_amdgpu_signal_syncobj(struct radeon_winsys *_ws, uint32_t handle, uint64_t point)
-{
-   struct radv_amdgpu_winsys *ws = radv_amdgpu_winsys(_ws);
-   if (point)
-      amdgpu_cs_syncobj_timeline_signal(ws->dev, &handle, &point, 1);
-   else
-      amdgpu_cs_syncobj_signal(ws->dev, &handle, 1);
-}
-
-static VkResult
-radv_amdgpu_query_syncobj(struct radeon_winsys *_ws, uint32_t handle, uint64_t *point)
-{
-   struct radv_amdgpu_winsys *ws = radv_amdgpu_winsys(_ws);
-   int ret = amdgpu_cs_syncobj_query(ws->dev, &handle, point, 1);
-   if (ret == 0)
-      return VK_SUCCESS;
-   else if (ret == -ENOMEM)
-      return VK_ERROR_OUT_OF_HOST_MEMORY;
-   else {
-      /* Remaining error are driver internal issues: EFAULT for
-       * dangling pointers and ENOENT for non-existing syncobj. */
-      fprintf(stderr, "amdgpu: internal error in radv_amdgpu_query_syncobj. (%d)\n", ret);
-      return VK_ERROR_UNKNOWN;
-   }
-}
-
-static bool
-radv_amdgpu_wait_syncobj(struct radeon_winsys *_ws, const uint32_t *handles, uint32_t handle_count,
-                         bool wait_all, uint64_t timeout)
-{
-   struct radv_amdgpu_winsys *ws = radv_amdgpu_winsys(_ws);
-   uint32_t tmp;
-
-   /* The timeouts are signed, while vulkan timeouts are unsigned. */
-   timeout = MIN2(timeout, INT64_MAX);
-
-   int ret = amdgpu_cs_syncobj_wait(
-      ws->dev, (uint32_t *)handles, handle_count, timeout,
-      DRM_SYNCOBJ_WAIT_FLAGS_WAIT_FOR_SUBMIT | (wait_all ? DRM_SYNCOBJ_WAIT_FLAGS_WAIT_ALL : 0),
-      &tmp);
-   if (ret == 0) {
-      return true;
-   } else if (ret == -ETIME) {
-      return false;
-   } else {
-      fprintf(stderr, "amdgpu: radv_amdgpu_wait_syncobj failed! (%d)\n", ret);
-      return false;
-   }
-}
-
-static VkResult
-radv_amdgpu_wait_timeline_syncobj(struct radeon_winsys *_ws, const uint32_t *handles,
-                                  const uint64_t *points, uint32_t handle_count, bool wait_all,
-                                  bool available, uint64_t timeout)
-{
-   struct radv_amdgpu_winsys *ws = radv_amdgpu_winsys(_ws);
-
-   /* The timeouts are signed, while vulkan timeouts are unsigned. */
-   timeout = MIN2(timeout, INT64_MAX);
-
-   int ret = amdgpu_cs_syncobj_timeline_wait(
-      ws->dev, (uint32_t *)handles, (uint64_t *)points, handle_count, timeout,
-      DRM_SYNCOBJ_WAIT_FLAGS_WAIT_FOR_SUBMIT | (wait_all ? DRM_SYNCOBJ_WAIT_FLAGS_WAIT_ALL : 0) |
-         (available ? DRM_SYNCOBJ_WAIT_FLAGS_WAIT_AVAILABLE : 0),
-      NULL);
-   if (ret == 0) {
-      return VK_SUCCESS;
-   } else if (ret == -ETIME) {
-      return VK_TIMEOUT;
-   } else {
-      fprintf(stderr, "amdgpu: radv_amdgpu_wait_timeline_syncobj failed! (%d)\n", ret);
-      return VK_ERROR_UNKNOWN;
-   }
-}
-
-static int
-radv_amdgpu_export_syncobj(struct radeon_winsys *_ws, uint32_t syncobj, int *fd)
-{
-   struct radv_amdgpu_winsys *ws = radv_amdgpu_winsys(_ws);
-
-   return amdgpu_cs_export_syncobj(ws->dev, syncobj, fd);
-}
-
-static int
-radv_amdgpu_import_syncobj(struct radeon_winsys *_ws, int fd, uint32_t *syncobj)
-{
-   struct radv_amdgpu_winsys *ws = radv_amdgpu_winsys(_ws);
-
-   return amdgpu_cs_import_syncobj(ws->dev, fd, syncobj);
-}
-
-static int
-radv_amdgpu_export_syncobj_to_sync_file(struct radeon_winsys *_ws, uint32_t syncobj, int *fd)
-{
-   struct radv_amdgpu_winsys *ws = radv_amdgpu_winsys(_ws);
-
-   return amdgpu_cs_syncobj_export_sync_file(ws->dev, syncobj, fd);
-}
-
-static int
-radv_amdgpu_import_syncobj_from_sync_file(struct radeon_winsys *_ws, uint32_t syncobj, int fd)
-{
-   struct radv_amdgpu_winsys *ws = radv_amdgpu_winsys(_ws);
-
-   return amdgpu_cs_syncobj_import_sync_file(ws->dev, syncobj, fd);
-}
-
 void
 radv_amdgpu_cs_init_functions(struct radv_amdgpu_winsys *ws)
 {
@@ -1888,15 +1754,4 @@ radv_amdgpu_cs_init_functions(struct radv_amdgpu_winsys *ws)
    ws->base.cs_execute_secondary = radv_amdgpu_cs_execute_secondary;
    ws->base.cs_submit = radv_amdgpu_winsys_cs_submit;
    ws->base.cs_dump = radv_amdgpu_winsys_cs_dump;
-   ws->base.create_syncobj = radv_amdgpu_create_syncobj;
-   ws->base.destroy_syncobj = radv_amdgpu_destroy_syncobj;
-   ws->base.reset_syncobj = radv_amdgpu_reset_syncobj;
-   ws->base.signal_syncobj = radv_amdgpu_signal_syncobj;
-   ws->base.query_syncobj = radv_amdgpu_query_syncobj;
-   ws->base.wait_syncobj = radv_amdgpu_wait_syncobj;
-   ws->base.wait_timeline_syncobj = radv_amdgpu_wait_timeline_syncobj;
-   ws->base.export_syncobj = radv_amdgpu_export_syncobj;
-   ws->base.import_syncobj = radv_amdgpu_import_syncobj;
-   ws->base.export_syncobj_to_sync_file = radv_amdgpu_export_syncobj_to_sync_file;
-   ws->base.import_syncobj_from_sync_file = radv_amdgpu_import_syncobj_from_sync_file;
 }