diff options
Diffstat (limited to 'drivers/net/ethernet/netronome/nfp/nfp_net_sriov.c')
| -rw-r--r-- | drivers/net/ethernet/netronome/nfp/nfp_net_sriov.c | 27 |
1 files changed, 26 insertions, 1 deletions
diff --git a/drivers/net/ethernet/netronome/nfp/nfp_net_sriov.c b/drivers/net/ethernet/netronome/nfp/nfp_net_sriov.c index b6ec46ed0540..3fdaaf8ed2ba 100644 --- a/drivers/net/ethernet/netronome/nfp/nfp_net_sriov.c +++ b/drivers/net/ethernet/netronome/nfp/nfp_net_sriov.c @@ -1,5 +1,5 @@ // SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) -/* Copyright (C) 2017 Netronome Systems, Inc. */ +/* Copyright (C) 2017-2019 Netronome Systems, Inc. */ #include <linux/bitfield.h> #include <linux/errno.h> @@ -146,6 +146,30 @@ int nfp_app_set_vf_spoofchk(struct net_device *netdev, int vf, bool enable) "spoofchk"); } +int nfp_app_set_vf_trust(struct net_device *netdev, int vf, bool enable) +{ + struct nfp_app *app = nfp_app_from_netdev(netdev); + unsigned int vf_offset; + u8 vf_ctrl; + int err; + + err = nfp_net_sriov_check(app, vf, NFP_NET_VF_CFG_MB_CAP_TRUST, + "trust"); + if (err) + return err; + + /* Write trust control bit to VF entry in VF config symbol */ + vf_offset = NFP_NET_VF_CFG_MB_SZ + vf * NFP_NET_VF_CFG_SZ + + NFP_NET_VF_CFG_CTRL; + vf_ctrl = readb(app->pf->vfcfg_tbl2 + vf_offset); + vf_ctrl &= ~NFP_NET_VF_CFG_CTRL_TRUST; + vf_ctrl |= FIELD_PREP(NFP_NET_VF_CFG_CTRL_TRUST, enable); + writeb(vf_ctrl, app->pf->vfcfg_tbl2 + vf_offset); + + return nfp_net_sriov_update(app, vf, NFP_NET_VF_CFG_MB_UPD_TRUST, + "trust"); +} + int nfp_app_set_vf_link_state(struct net_device *netdev, int vf, int link_state) { @@ -213,6 +237,7 @@ int nfp_app_get_vf_config(struct net_device *netdev, int vf, ivi->qos = FIELD_GET(NFP_NET_VF_CFG_VLAN_QOS, vlan_tci); ivi->spoofchk = FIELD_GET(NFP_NET_VF_CFG_CTRL_SPOOF, flags); + ivi->trusted = FIELD_GET(NFP_NET_VF_CFG_CTRL_TRUST, flags); ivi->linkstate = FIELD_GET(NFP_NET_VF_CFG_CTRL_LINK_STATE, flags); return 0; |