diff options
Diffstat (limited to 'drivers/net/ethernet/marvell/octeontx2/af/rvu_npc_fs.c')
-rw-r--r-- | drivers/net/ethernet/marvell/octeontx2/af/rvu_npc_fs.c | 76 |
1 files changed, 62 insertions, 14 deletions
diff --git a/drivers/net/ethernet/marvell/octeontx2/af/rvu_npc_fs.c b/drivers/net/ethernet/marvell/octeontx2/af/rvu_npc_fs.c index 50d3994efa97..f3fecd2a4015 100644 --- a/drivers/net/ethernet/marvell/octeontx2/af/rvu_npc_fs.c +++ b/drivers/net/ethernet/marvell/octeontx2/af/rvu_npc_fs.c @@ -47,6 +47,19 @@ static const char * const npc_flow_names[] = { [NPC_UNKNOWN] = "unknown", }; +bool npc_is_feature_supported(struct rvu *rvu, u64 features, u8 intf) +{ + struct npc_mcam *mcam = &rvu->hw->mcam; + u64 mcam_features; + u64 unsupported; + + mcam_features = is_npc_intf_tx(intf) ? mcam->tx_features : mcam->rx_features; + unsupported = (mcam_features ^ features) & ~mcam_features; + + /* Return false if at least one of the input flows is not extracted */ + return !unsupported; +} + const char *npc_get_field_name(u8 hdr) { if (hdr >= ARRAY_SIZE(npc_flow_names)) @@ -436,8 +449,6 @@ static void npc_scan_ldata(struct rvu *rvu, int blkaddr, u8 lid, nr_bytes = FIELD_GET(NPC_BYTESM, cfg) + 1; hdr = FIELD_GET(NPC_HDR_OFFSET, cfg); key = FIELD_GET(NPC_KEY_OFFSET, cfg); - start_kwi = key / 8; - offset = (key * 8) % 64; /* For Tx, Layer A has NIX_INST_HDR_S(64 bytes) preceding * ethernet header. @@ -452,13 +463,18 @@ static void npc_scan_ldata(struct rvu *rvu, int blkaddr, u8 lid, #define NPC_SCAN_HDR(name, hlid, hlt, hstart, hlen) \ do { \ + start_kwi = key / 8; \ + offset = (key * 8) % 64; \ if (lid == (hlid) && lt == (hlt)) { \ if ((hstart) >= hdr && \ ((hstart) + (hlen)) <= (hdr + nr_bytes)) { \ bit_offset = (hdr + nr_bytes - (hstart) - (hlen)) * 8; \ npc_set_layer_mdata(mcam, (name), cfg, lid, lt, intf); \ + offset += bit_offset; \ + start_kwi += offset / 64; \ + offset %= 64; \ npc_set_kw_masks(mcam, (name), (hlen) * 8, \ - start_kwi, offset + bit_offset, intf);\ + start_kwi, offset, intf); \ } \ } \ } while (0) @@ -650,9 +666,9 @@ static int npc_check_unsupported_flows(struct rvu *rvu, u64 features, u8 intf) unsupported = (*mcam_features ^ features) & ~(*mcam_features); if (unsupported) { - dev_info(rvu->dev, "Unsupported flow(s):\n"); + dev_warn(rvu->dev, "Unsupported flow(s):\n"); for_each_set_bit(bit, (unsigned long *)&unsupported, 64) - dev_info(rvu->dev, "%s ", npc_get_field_name(bit)); + dev_warn(rvu->dev, "%s ", npc_get_field_name(bit)); return -EOPNOTSUPP; } @@ -1007,8 +1023,20 @@ static void npc_update_rx_entry(struct rvu *rvu, struct rvu_pfvf *pfvf, action.match_id = req->match_id; action.flow_key_alg = req->flow_key_alg; - if (req->op == NIX_RX_ACTION_DEFAULT && pfvf->def_ucast_rule) - action = pfvf->def_ucast_rule->rx_action; + if (req->op == NIX_RX_ACTION_DEFAULT) { + if (pfvf->def_ucast_rule) { + action = pfvf->def_ucast_rule->rx_action; + } else { + /* For profiles which do not extract DMAC, the default + * unicast entry is unused. Hence modify action for the + * requests which use same action as default unicast + * entry + */ + *(u64 *)&action = 0; + action.pf_func = target; + action.op = NIX_RX_ACTIONOP_UCAST; + } + } entry->action = *(u64 *)&action; @@ -1239,18 +1267,19 @@ int rvu_mbox_handler_npc_install_flow(struct rvu *rvu, if (npc_check_field(rvu, blkaddr, NPC_DMAC, req->intf)) goto process_flow; - if (is_pffunc_af(req->hdr.pcifunc)) { + if (is_pffunc_af(req->hdr.pcifunc) && + req->features & BIT_ULL(NPC_DMAC)) { if (is_unicast_ether_addr(req->packet.dmac)) { - dev_err(rvu->dev, - "%s: mkex profile does not support ucast flow\n", - __func__); + dev_warn(rvu->dev, + "%s: mkex profile does not support ucast flow\n", + __func__); return NPC_FLOW_NOT_SUPPORTED; } if (!npc_is_field_present(rvu, NPC_LXMB, req->intf)) { - dev_err(rvu->dev, - "%s: mkex profile does not support bcast/mcast flow", - __func__); + dev_warn(rvu->dev, + "%s: mkex profile does not support bcast/mcast flow", + __func__); return NPC_FLOW_NOT_SUPPORTED; } @@ -1603,3 +1632,22 @@ int npc_install_mcam_drop_rule(struct rvu *rvu, int mcam_idx, u16 *counter_idx, return 0; } + +int rvu_mbox_handler_npc_get_field_status(struct rvu *rvu, + struct npc_get_field_status_req *req, + struct npc_get_field_status_rsp *rsp) +{ + int blkaddr; + + blkaddr = rvu_get_blkaddr(rvu, BLKTYPE_NPC, 0); + if (blkaddr < 0) + return NPC_MCAM_INVALID_REQ; + + if (!is_npc_interface_valid(rvu, req->intf)) + return NPC_FLOW_INTF_INVALID; + + if (npc_check_field(rvu, blkaddr, req->field, req->intf)) + rsp->enable = 1; + + return 0; +} |