i40e: split out run command function

In preparation for commands with indirect command data.

i40e_bm/i40e_adminq.cc

@@ -54,7 +54,7 @@ void queue_admin_tx::desc_complete_indir(struct i40e_aq_desc *d, uint32_t idx,
 
 }
 
-void queue_admin_tx::desc_fetched(void *desc, uint32_t idx)
+void queue_admin_tx::cmd_run(void *desc, uint32_t idx, void *data)
 {
     struct i40e_aq_desc *d = reinterpret_cast<struct i40e_aq_desc *>(desc);
 
@@ -253,6 +253,11 @@ void queue_admin_tx::desc_fetched(void *desc, uint32_t idx)
     }
 }
 
+void queue_admin_tx::desc_fetched(void *desc, uint32_t idx)
+{
+    cmd_run(desc, idx, nullptr);
+}
+
 void queue_admin_tx::reg_updated()
 {
     base = reg_base;

i40e_bm/i40e_bm.h

@@ -92,6 +92,11 @@ class queue_admin_tx : public queue_base {
         void desc_complete_indir(struct i40e_aq_desc *d, uint32_t idx,
                 uint16_t retval, const void *data, size_t len,
                 uint16_t extra_flags = 0);
+
+        // run command
+        virtual void cmd_run(void *desc, uint32_t idx, void *data);
+
+        // called by base class when a descriptor has been fetched
         virtual void desc_fetched(void *desc, uint32_t idx);
 
         uint64_t &reg_base;