net/sfc/base: add advanced function to extract FW version

[dpdk.git] / drivers / net / sfc / base / efx_nic.c

diff --git a/drivers/net/sfc/base/efx_nic.c b/drivers/net/sfc/base/efx_nic.c
index d4b5d08..76caa74 100644 (file)
--- a/drivers/net/sfc/base/efx_nic.c
+++ b/drivers/net/sfc/base/efx_nic.c
@@ -616,6 +616,54 @@ efx_nic_cfg_get(
        return (&(enp->en_nic_cfg));
 }
 
+       __checkReturn           efx_rc_t
+efx_nic_get_fw_version(
+       __in                    efx_nic_t *enp,
+       __out                   efx_nic_fw_info_t *enfip)
+{
+       uint16_t mc_fw_version[4];
+       efx_rc_t rc;
+
+       if (enfip == NULL) {
+               rc = EINVAL;
+               goto fail1;
+       }
+
+       EFSYS_ASSERT3U(enp->en_mod_flags, &, EFX_MOD_MCDI);
+       EFSYS_ASSERT3U(enp->en_features, &, EFX_FEATURE_MCDI);
+
+       rc = efx_mcdi_version(enp, mc_fw_version, NULL, NULL);
+       if (rc != 0)
+               goto fail2;
+
+       rc = efx_mcdi_get_capabilities(enp, NULL,
+                                      &enfip->enfi_rx_dpcpu_fw_id,
+                                      &enfip->enfi_tx_dpcpu_fw_id,
+                                      NULL, NULL);
+       if (rc == 0) {
+               enfip->enfi_dpcpu_fw_ids_valid = B_TRUE;
+       } else if (rc == ENOTSUP) {
+               enfip->enfi_dpcpu_fw_ids_valid = B_FALSE;
+               enfip->enfi_rx_dpcpu_fw_id = 0;
+               enfip->enfi_tx_dpcpu_fw_id = 0;
+       } else {
+               goto fail3;
+       }
+
+       memcpy(enfip->enfi_mc_fw_version, mc_fw_version, sizeof(mc_fw_version));
+
+       return (0);
+
+fail3:
+       EFSYS_PROBE(fail3);
+fail2:
+       EFSYS_PROBE(fail2);
+fail1:
+       EFSYS_PROBE1(fail1, efx_rc_t, rc);
+
+       return (rc);
+}
+
 #if EFSYS_OPT_DIAG
 
        __checkReturn   efx_rc_t