diff --git a/src/compiler/nir/nir_schedule.c b/src/compiler/nir/nir_schedule.c
index d9aca42f9c5..b1109347972 100644
--- a/src/compiler/nir/nir_schedule.c
+++ b/src/compiler/nir/nir_schedule.c
@@ -1002,8 +1002,13 @@ nir_schedule_instructions(nir_schedule_scoreboard *scoreboard, nir_block *block)
 }
 
 static uint32_t
-nir_schedule_get_delay(nir_instr *instr)
+nir_schedule_get_delay(nir_schedule_scoreboard *scoreboard, nir_instr *instr)
 {
+   if (scoreboard->options->instr_delay_cb) {
+      void *cb_data = scoreboard->options->instr_delay_cb_data;
+      return scoreboard->options->instr_delay_cb(instr, cb_data);
+   }
+
    switch (instr->type) {
    case nir_instr_type_ssa_undef:
    case nir_instr_type_load_const:
@@ -1065,7 +1070,7 @@ nir_schedule_block(nir_schedule_scoreboard *scoreboard, nir_block *block)
          rzalloc(mem_ctx, nir_schedule_node);
 
       n->instr = instr;
-      n->delay = nir_schedule_get_delay(instr);
+      n->delay = nir_schedule_get_delay(scoreboard, instr);
       dag_init_node(scoreboard->dag, &n->dag);
 
       _mesa_hash_table_insert(scoreboard->instr_map, instr, n);
diff --git a/src/compiler/nir/nir_schedule.h b/src/compiler/nir/nir_schedule.h
index d9cf417e906..263136e0955 100644
--- a/src/compiler/nir/nir_schedule.h
+++ b/src/compiler/nir/nir_schedule.h
@@ -71,8 +71,16 @@ typedef struct nir_schedule_options {
    bool (* intrinsic_cb)(nir_intrinsic_instr *intr,
                          nir_schedule_dependency *dep,
                          void *user_data);
-   /* Data to pass to the callback */
+
+   /* Data to pass to the intrinsic callback */
    void *intrinsic_cb_data;
+
+   /* Callback used to specify instruction delays */
+   unsigned (* instr_delay_cb)(nir_instr *instr, void *user_data);
+
+   /* Data to pass to the instruction delay callback */
+   void *instr_delay_cb_data;
+
 } nir_schedule_options;
 
 void nir_schedule(nir_shader *shader, const nir_schedule_options *options);