X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;ds=sidebyside;f=drivers%2Fnet%2Fsfc%2Fbase%2Fefx_nic.c;h=6c162e0351946b98298177d5f27c5df087314c63;hb=6b35f4d88b40645425b4b8e156423982471eccf5;hp=8014deea7ab594c46646d36cc9ae571301ee5341;hpb=a06d872415f2f3d58ab128369cfadd6fbd1016af;p=dpdk.git

diff --git a/drivers/net/sfc/base/efx_nic.c b/drivers/net/sfc/base/efx_nic.c
index 8014deea7a..6c162e0351 100644
--- a/drivers/net/sfc/base/efx_nic.c
+++ b/drivers/net/sfc/base/efx_nic.c
@@ -944,6 +944,82 @@ fail1:
 	return (rc);
 }
 
+#if EFSYS_OPT_FW_SUBVARIANT_AWARE
+
+	__checkReturn	efx_rc_t
+efx_nic_get_fw_subvariant(
+	__in		efx_nic_t *enp,
+	__out		efx_nic_fw_subvariant_t *subvariantp)
+{
+	efx_rc_t rc;
+	uint32_t value;
+
+	rc = efx_mcdi_get_nic_global(enp,
+	    MC_CMD_SET_NIC_GLOBAL_IN_FIRMWARE_SUBVARIANT, &value);
+	if (rc != 0)
+		goto fail1;
+
+	/* Mapping is not required since values match MCDI */
+	EFX_STATIC_ASSERT(EFX_NIC_FW_SUBVARIANT_DEFAULT ==
+	    MC_CMD_SET_NIC_GLOBAL_IN_FW_SUBVARIANT_DEFAULT);
+	EFX_STATIC_ASSERT(EFX_NIC_FW_SUBVARIANT_NO_TX_CSUM ==
+	    MC_CMD_SET_NIC_GLOBAL_IN_FW_SUBVARIANT_NO_TX_CSUM);
+
+	switch (value) {
+	case MC_CMD_SET_NIC_GLOBAL_IN_FW_SUBVARIANT_DEFAULT:
+	case MC_CMD_SET_NIC_GLOBAL_IN_FW_SUBVARIANT_NO_TX_CSUM:
+		*subvariantp = value;
+		break;
+	default:
+		rc = EINVAL;
+		goto fail2;
+	}
+
+	return (0);
+
+fail2:
+	EFSYS_PROBE(fail2);
+
+fail1:
+	EFSYS_PROBE1(fail1, efx_rc_t, rc);
+
+	return (rc);
+}
+
+	__checkReturn	efx_rc_t
+efx_nic_set_fw_subvariant(
+	__in		efx_nic_t *enp,
+	__in		efx_nic_fw_subvariant_t subvariant)
+{
+	efx_rc_t rc;
+
+	switch (subvariant) {
+	case EFX_NIC_FW_SUBVARIANT_DEFAULT:
+	case EFX_NIC_FW_SUBVARIANT_NO_TX_CSUM:
+		/* Mapping is not required since values match MCDI */
+		break;
+	default:
+		rc = EINVAL;
+		goto fail1;
+	}
+
+	rc = efx_mcdi_set_nic_global(enp,
+	    MC_CMD_SET_NIC_GLOBAL_IN_FIRMWARE_SUBVARIANT, subvariant);
+	if (rc != 0)
+		goto fail2;
+
+	return (0);
+
+fail2:
+	EFSYS_PROBE(fail2);
+
+fail1:
+	EFSYS_PROBE1(fail1, efx_rc_t, rc);
+
+	return (rc);
+}
+
+#endif	/* EFSYS_OPT_FW_SUBVARIANT_AWARE */
 
 	__checkReturn	efx_rc_t
 efx_nic_check_pcie_link_speed(