+#if EFSYS_OPT_HUNTINGTON || EFSYS_OPT_MEDFORD
+
+/*
+ * This function returns the pf and vf number of a function. If it is a pf the
+ * vf number is 0xffff. The vf number is the index of the vf on that
+ * function. So if you have 3 vfs on pf 0 the 3 vfs will return (pf=0,vf=0),
+ * (pf=0,vf=1), (pf=0,vf=2) aand the pf will return (pf=0, vf=0xffff).
+ */
+ __checkReturn efx_rc_t
+efx_mcdi_get_function_info(
+ __in efx_nic_t *enp,
+ __out uint32_t *pfp,
+ __out_opt uint32_t *vfp)
+{
+ efx_mcdi_req_t req;
+ uint8_t payload[MAX(MC_CMD_GET_FUNCTION_INFO_IN_LEN,
+ MC_CMD_GET_FUNCTION_INFO_OUT_LEN)];
+ efx_rc_t rc;
+
+ (void) memset(payload, 0, sizeof (payload));
+ req.emr_cmd = MC_CMD_GET_FUNCTION_INFO;
+ req.emr_in_buf = payload;
+ req.emr_in_length = MC_CMD_GET_FUNCTION_INFO_IN_LEN;
+ req.emr_out_buf = payload;
+ req.emr_out_length = MC_CMD_GET_FUNCTION_INFO_OUT_LEN;
+
+ 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_FUNCTION_INFO_OUT_LEN) {
+ rc = EMSGSIZE;
+ goto fail2;
+ }
+
+ *pfp = MCDI_OUT_DWORD(req, GET_FUNCTION_INFO_OUT_PF);
+ if (vfp != NULL)
+ *vfp = MCDI_OUT_DWORD(req, GET_FUNCTION_INFO_OUT_VF);
+
+ return (0);
+
+fail2:
+ EFSYS_PROBE(fail2);
+fail1:
+ EFSYS_PROBE1(fail1, efx_rc_t, rc);
+
+ return (rc);
+}
+
+ __checkReturn efx_rc_t
+efx_mcdi_privilege_mask(
+ __in efx_nic_t *enp,
+ __in uint32_t pf,
+ __in uint32_t vf,
+ __out uint32_t *maskp)
+{
+ efx_mcdi_req_t req;
+ uint8_t payload[MAX(MC_CMD_PRIVILEGE_MASK_IN_LEN,
+ MC_CMD_PRIVILEGE_MASK_OUT_LEN)];
+ efx_rc_t rc;
+
+ (void) memset(payload, 0, sizeof (payload));
+ req.emr_cmd = MC_CMD_PRIVILEGE_MASK;
+ req.emr_in_buf = payload;
+ req.emr_in_length = MC_CMD_PRIVILEGE_MASK_IN_LEN;
+ req.emr_out_buf = payload;
+ req.emr_out_length = MC_CMD_PRIVILEGE_MASK_OUT_LEN;
+
+ MCDI_IN_POPULATE_DWORD_2(req, PRIVILEGE_MASK_IN_FUNCTION,
+ PRIVILEGE_MASK_IN_FUNCTION_PF, pf,
+ PRIVILEGE_MASK_IN_FUNCTION_VF, vf);
+
+ efx_mcdi_execute(enp, &req);
+
+ if (req.emr_rc != 0) {
+ rc = req.emr_rc;
+ goto fail1;
+ }
+
+ if (req.emr_out_length_used < MC_CMD_PRIVILEGE_MASK_OUT_LEN) {
+ rc = EMSGSIZE;
+ goto fail2;
+ }
+
+ *maskp = MCDI_OUT_DWORD(req, PRIVILEGE_MASK_OUT_OLD_MASK);
+
+ return (0);
+
+fail2:
+ EFSYS_PROBE(fail2);
+fail1:
+ EFSYS_PROBE1(fail1, efx_rc_t, rc);
+
+ return (rc);
+}
+
+#endif /* EFSYS_OPT_HUNTINGTON || EFSYS_OPT_MEDFORD */
+