diff options
| author | Edwin Peer <edwin.peer@broadcom.com> | 2020-07-08 07:54:01 -0400 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2020-07-08 15:21:14 -0700 |
| commit | 1da63ddd0e155277bf613dfc7062af95d90452f2 (patch) | |
| tree | 71bd08fe93693771ab7c54ca5f1273ddb58943f5 /drivers/net/ethernet/broadcom/bnxt/bnxt.c | |
| parent | a196e96bb68fbc7a319f45df1d529b807216a03a (diff) | |
bnxt_en: allow firmware to disable VLAN offloads
Bare-metal use cases require giving firmware and the embedded
application processor control over VLAN offloads. The driver should
not attempt to override or utilize this feature in such scenarios
since it will not work as expected.
Signed-off-by: Edwin Peer <edwin.peer@broadcom.com>
Signed-off-by: Michael Chan <michael.chan@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/broadcom/bnxt/bnxt.c')
| -rw-r--r-- | drivers/net/ethernet/broadcom/bnxt/bnxt.c | 22 |
1 files changed, 19 insertions, 3 deletions
diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.c b/drivers/net/ethernet/broadcom/bnxt/bnxt.c index 749dc7cf8d64..43956232b0a4 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt.c +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.c @@ -5218,6 +5218,14 @@ static int bnxt_hwrm_vnic_qcaps(struct bnxt *bp) if (flags & VNIC_QCAPS_RESP_FLAGS_ROCE_MIRRORING_CAPABLE_VNIC_CAP) bp->flags |= BNXT_FLAG_ROCE_MIRROR_CAP; + + /* Older P5 fw before EXT_HW_STATS support did not set + * VLAN_STRIP_CAP properly. + */ + if ((flags & VNIC_QCAPS_RESP_FLAGS_VLAN_STRIP_CAP) || + ((bp->flags & BNXT_FLAG_CHIP_P5) && + !(bp->fw_cap & BNXT_FW_CAP_EXT_HW_STATS_SUPPORTED))) + bp->fw_cap |= BNXT_FW_CAP_VLAN_RX_STRIP; bp->max_tpa_v2 = le16_to_cpu(resp->max_aggs_supported); if (bp->max_tpa_v2) bp->hw_ring_stats_size = @@ -7049,7 +7057,7 @@ static int __bnxt_hwrm_func_qcaps(struct bnxt *bp) struct hwrm_func_qcaps_input req = {0}; struct hwrm_func_qcaps_output *resp = bp->hwrm_cmd_resp_addr; struct bnxt_hw_resc *hw_resc = &bp->hw_resc; - u32 flags; + u32 flags, flags_ext; bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_FUNC_QCAPS, -1, -1); req.fid = cpu_to_le16(0xffff); @@ -7074,6 +7082,12 @@ static int __bnxt_hwrm_func_qcaps(struct bnxt *bp) bp->fw_cap |= BNXT_FW_CAP_ERROR_RECOVERY; if (flags & FUNC_QCAPS_RESP_FLAGS_ERR_RECOVER_RELOAD) bp->fw_cap |= BNXT_FW_CAP_ERR_RECOVER_RELOAD; + if (!(flags & FUNC_QCAPS_RESP_FLAGS_VLAN_ACCELERATION_TX_DISABLED)) + bp->fw_cap |= BNXT_FW_CAP_VLAN_TX_INSERT; + + flags_ext = le32_to_cpu(resp->flags_ext); + if (flags_ext & FUNC_QCAPS_RESP_FLAGS_EXT_EXT_HW_STATS_SUPPORTED) + bp->fw_cap |= BNXT_FW_CAP_EXT_HW_STATS_SUPPORTED; bp->tx_push_thresh = 0; if ((flags & FUNC_QCAPS_RESP_FLAGS_PUSH_MODE_SUPPORTED) && @@ -12052,8 +12066,10 @@ static int bnxt_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) dev->gso_partial_features = NETIF_F_GSO_UDP_TUNNEL_CSUM | NETIF_F_GSO_GRE_CSUM; dev->vlan_features = dev->hw_features | NETIF_F_HIGHDMA; - dev->hw_features |= BNXT_HW_FEATURE_VLAN_ALL_RX | - BNXT_HW_FEATURE_VLAN_ALL_TX; + if (bp->fw_cap & BNXT_FW_CAP_VLAN_RX_STRIP) + dev->hw_features |= BNXT_HW_FEATURE_VLAN_ALL_RX; + if (bp->fw_cap & BNXT_FW_CAP_VLAN_TX_INSERT) + dev->hw_features |= BNXT_HW_FEATURE_VLAN_ALL_TX; if (BNXT_SUPPORTS_TPA(bp)) dev->hw_features |= NETIF_F_GRO_HW; dev->features |= dev->hw_features | NETIF_F_HIGHDMA; |