diff options
author | Suman Ghosh <sumang@marvell.com> | 2023-11-30 09:13:23 +0530 |
---|---|---|
committer | David S. Miller <davem@davemloft.net> | 2023-12-04 11:03:57 +0000 |
commit | 51b2804c19cd79e9e4ee384a37796a1d243b8f3d (patch) | |
tree | 8f9b3d46668c4284898d5150ff1330f234b203e4 /drivers/net/ethernet/marvell/octeontx2/af/rvu_npc_fs.c | |
parent | 8470e4368b0f3ba788814f3b3c1142ce51d87e21 (diff) |
octeontx2-af: Add new mbox to support multicast/mirror offload
A new mailbox is added to support offloading of multicast/mirror
functionality. The mailbox also supports dynamic updation of the
multicast/mirror list.
Signed-off-by: Suman Ghosh <sumang@marvell.com>
Reviewed-by: Wojciech Drewek <wojciech.drewek@intel.com>
Reviewed-by: Simon Horman <horms@kernel.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
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 | 73 |
1 files changed, 62 insertions, 11 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 db8f151636af..c75669c8fde7 100644 --- a/drivers/net/ethernet/marvell/octeontx2/af/rvu_npc_fs.c +++ b/drivers/net/ethernet/marvell/octeontx2/af/rvu_npc_fs.c @@ -1117,13 +1117,40 @@ static void rvu_mcam_add_counter_to_rule(struct rvu *rvu, u16 pcifunc, } } -static void npc_update_rx_entry(struct rvu *rvu, struct rvu_pfvf *pfvf, - struct mcam_entry *entry, - struct npc_install_flow_req *req, - u16 target, bool pf_set_vfs_mac) +static int npc_mcast_update_action_index(struct rvu *rvu, struct npc_install_flow_req *req, + u64 op, void *action) +{ + int mce_index; + + /* If a PF/VF is installing a multicast rule then it is expected + * that the PF/VF should have created a group for the multicast/mirror + * list. Otherwise reject the configuration. + * During this scenario, req->index is set as multicast/mirror + * group index. + */ + if (req->hdr.pcifunc && + (op == NIX_RX_ACTIONOP_MCAST || op == NIX_TX_ACTIONOP_MCAST)) { + mce_index = rvu_nix_mcast_get_mce_index(rvu, req->hdr.pcifunc, req->index); + if (mce_index < 0) + return mce_index; + + if (op == NIX_RX_ACTIONOP_MCAST) + ((struct nix_rx_action *)action)->index = mce_index; + else + ((struct nix_tx_action *)action)->index = mce_index; + } + + return 0; +} + +static int npc_update_rx_entry(struct rvu *rvu, struct rvu_pfvf *pfvf, + struct mcam_entry *entry, + struct npc_install_flow_req *req, + u16 target, bool pf_set_vfs_mac) { struct rvu_switch *rswitch = &rvu->rswitch; struct nix_rx_action action; + int ret; if (rswitch->mode == DEVLINK_ESWITCH_MODE_SWITCHDEV && pf_set_vfs_mac) req->chan_mask = 0x0; /* Do not care channel */ @@ -1135,6 +1162,11 @@ static void npc_update_rx_entry(struct rvu *rvu, struct rvu_pfvf *pfvf, action.pf_func = target; action.op = req->op; action.index = req->index; + + ret = npc_mcast_update_action_index(rvu, req, action.op, (void *)&action); + if (ret) + return ret; + action.match_id = req->match_id; action.flow_key_alg = req->flow_key_alg; @@ -1166,14 +1198,17 @@ static void npc_update_rx_entry(struct rvu *rvu, struct rvu_pfvf *pfvf, FIELD_PREP(RX_VTAG1_TYPE_MASK, req->vtag1_type) | FIELD_PREP(RX_VTAG1_LID_MASK, NPC_LID_LB) | FIELD_PREP(RX_VTAG1_RELPTR_MASK, 4); + + return 0; } -static void npc_update_tx_entry(struct rvu *rvu, struct rvu_pfvf *pfvf, - struct mcam_entry *entry, - struct npc_install_flow_req *req, u16 target) +static int npc_update_tx_entry(struct rvu *rvu, struct rvu_pfvf *pfvf, + struct mcam_entry *entry, + struct npc_install_flow_req *req, u16 target) { struct nix_tx_action action; u64 mask = ~0ULL; + int ret; /* If AF is installing then do not care about * PF_FUNC in Send Descriptor @@ -1187,6 +1222,11 @@ static void npc_update_tx_entry(struct rvu *rvu, struct rvu_pfvf *pfvf, *(u64 *)&action = 0x00; action.op = req->op; action.index = req->index; + + ret = npc_mcast_update_action_index(rvu, req, action.op, (void *)&action); + if (ret) + return ret; + action.match_id = req->match_id; entry->action = *(u64 *)&action; @@ -1202,6 +1242,8 @@ static void npc_update_tx_entry(struct rvu *rvu, struct rvu_pfvf *pfvf, FIELD_PREP(TX_VTAG1_OP_MASK, req->vtag1_op) | FIELD_PREP(TX_VTAG1_LID_MASK, NPC_LID_LA) | FIELD_PREP(TX_VTAG1_RELPTR_MASK, 24); + + return 0; } static int npc_install_flow(struct rvu *rvu, int blkaddr, u16 target, @@ -1231,10 +1273,15 @@ static int npc_install_flow(struct rvu *rvu, int blkaddr, u16 target, npc_update_flow(rvu, entry, features, &req->packet, &req->mask, &dummy, req->intf, blkaddr); - if (is_npc_intf_rx(req->intf)) - npc_update_rx_entry(rvu, pfvf, entry, req, target, pf_set_vfs_mac); - else - npc_update_tx_entry(rvu, pfvf, entry, req, target); + if (is_npc_intf_rx(req->intf)) { + err = npc_update_rx_entry(rvu, pfvf, entry, req, target, pf_set_vfs_mac); + if (err) + return err; + } else { + err = npc_update_tx_entry(rvu, pfvf, entry, req, target); + if (err) + return err; + } /* Default unicast rules do not exist for TX */ if (is_npc_intf_tx(req->intf)) @@ -1351,6 +1398,10 @@ find_rule: return rvu_nix_setup_ratelimit_aggr(rvu, req->hdr.pcifunc, req->index, req->match_id); + if (owner && req->op == NIX_RX_ACTIONOP_MCAST) + return rvu_nix_mcast_update_mcam_entry(rvu, req->hdr.pcifunc, + req->index, entry_index); + return 0; } |