+#if EFSYS_OPT_FW_SUBVARIANT_AWARE
+
+ __checkReturn efx_rc_t
+efx_mcdi_get_nic_global(
+ __in efx_nic_t *enp,
+ __in uint32_t key,
+ __out uint32_t *valuep)
+{
+ efx_mcdi_req_t req;
+ EFX_MCDI_DECLARE_BUF(payload, MC_CMD_GET_NIC_GLOBAL_IN_LEN,
+ MC_CMD_GET_NIC_GLOBAL_OUT_LEN);
+ efx_rc_t rc;
+
+ req.emr_cmd = MC_CMD_GET_NIC_GLOBAL;
+ req.emr_in_buf = payload;
+ req.emr_in_length = MC_CMD_GET_NIC_GLOBAL_IN_LEN;
+ req.emr_out_buf = payload;
+ req.emr_out_length = MC_CMD_GET_NIC_GLOBAL_OUT_LEN;
+
+ MCDI_IN_SET_DWORD(req, GET_NIC_GLOBAL_IN_KEY, key);
+
+ efx_mcdi_execute(enp, &req);
+
+ if (req.emr_rc != 0) {
+ rc = req.emr_rc;
+ goto fail1;
+ }
+
+ if (req.emr_out_length_used != MC_CMD_GET_NIC_GLOBAL_OUT_LEN) {
+ rc = EMSGSIZE;
+ goto fail2;
+ }
+
+ *valuep = MCDI_OUT_DWORD(req, GET_NIC_GLOBAL_OUT_VALUE);
+
+ return (0);
+
+fail2:
+ EFSYS_PROBE(fail2);
+fail1:
+ EFSYS_PROBE1(fail1, efx_rc_t, rc);
+
+ return (rc);
+}
+
+ __checkReturn efx_rc_t
+efx_mcdi_set_nic_global(
+ __in efx_nic_t *enp,
+ __in uint32_t key,
+ __in uint32_t value)
+{
+ efx_mcdi_req_t req;
+ EFX_MCDI_DECLARE_BUF(payload, MC_CMD_SET_NIC_GLOBAL_IN_LEN, 0);
+ efx_rc_t rc;
+
+ req.emr_cmd = MC_CMD_SET_NIC_GLOBAL;
+ req.emr_in_buf = payload;
+ req.emr_in_length = MC_CMD_SET_NIC_GLOBAL_IN_LEN;
+ req.emr_out_buf = NULL;
+ req.emr_out_length = 0;
+
+ MCDI_IN_SET_DWORD(req, SET_NIC_GLOBAL_IN_KEY, key);
+ MCDI_IN_SET_DWORD(req, SET_NIC_GLOBAL_IN_VALUE, value);
+
+ efx_mcdi_execute(enp, &req);
+
+ if (req.emr_rc != 0) {
+ rc = req.emr_rc;
+ goto fail1;
+ }
+
+ return (0);
+
+fail1:
+ EFSYS_PROBE1(fail1, efx_rc_t, rc);
+
+ return (rc);
+}
+
+#endif /* EFSYS_OPT_FW_SUBVARIANT_AWARE */