diff --git a/drivers/gpu/drm/amd/display/dc/dce/dmub_hw_lock_mgr.c b/drivers/gpu/drm/amd/display/dc/dce/dmub_hw_lock_mgr.c
index bf636b28e3e16eda6a007d9f69f1cd84717028a5..a262598aa6766aca5379d59b698b23ea80dc076b 100644
--- a/drivers/gpu/drm/amd/display/dc/dce/dmub_hw_lock_mgr.c
+++ b/drivers/gpu/drm/amd/display/dc/dce/dmub_hw_lock_mgr.c
@@ -63,6 +63,10 @@ void dmub_hw_lock_mgr_inbox0_cmd(struct dc_dmub_srv *dmub_srv,
 
 bool should_use_dmub_lock(struct dc_link *link)
 {
+	/* ASIC doesn't support DMUB */
+	if (!link->ctx->dmub_srv)
+		return false;
+
 	if (link->psr_settings.psr_version == DC_PSR_VERSION_SU_1)
 		return true;