diff options
Diffstat (limited to 'drivers/net/ethernet/marvell/octeontx2/af/rvu_nix.c')
| -rw-r--r-- | drivers/net/ethernet/marvell/octeontx2/af/rvu_nix.c | 13 |
1 files changed, 11 insertions, 2 deletions
diff --git a/drivers/net/ethernet/marvell/octeontx2/af/rvu_nix.c b/drivers/net/ethernet/marvell/octeontx2/af/rvu_nix.c index 63190b89f709..8a59f7d53fbf 100644 --- a/drivers/net/ethernet/marvell/octeontx2/af/rvu_nix.c +++ b/drivers/net/ethernet/marvell/octeontx2/af/rvu_nix.c @@ -194,6 +194,11 @@ static int nix_interface_init(struct rvu *rvu, u16 pcifunc, int type, int nixlf) break; case NIX_INTF_TYPE_LBK: vf = (pcifunc & RVU_PFVF_FUNC_MASK) - 1; + + /* Note that AF's VFs work in pairs and talk over consecutive + * loopback channels.Therefore if odd number of AF VFs are + * enabled then the last VF remains with no pair. + */ pfvf->rx_chan_base = NIX_CHAN_LBK_CHX(0, vf); pfvf->tx_chan_base = vf & 0x1 ? NIX_CHAN_LBK_CHX(0, vf - 1) : NIX_CHAN_LBK_CHX(0, vf + 1); @@ -3120,7 +3125,8 @@ int rvu_mbox_handler_nix_lf_start_rx(struct rvu *rvu, struct msg_req *req, return err; rvu_npc_enable_default_entries(rvu, pcifunc, nixlf); - return 0; + + return rvu_cgx_start_stop_io(rvu, pcifunc, true); } int rvu_mbox_handler_nix_lf_stop_rx(struct rvu *rvu, struct msg_req *req, @@ -3134,7 +3140,8 @@ int rvu_mbox_handler_nix_lf_stop_rx(struct rvu *rvu, struct msg_req *req, return err; rvu_npc_disable_default_entries(rvu, pcifunc, nixlf); - return 0; + + return rvu_cgx_start_stop_io(rvu, pcifunc, false); } void rvu_nix_lf_teardown(struct rvu *rvu, u16 pcifunc, int blkaddr, int nixlf) @@ -3150,6 +3157,8 @@ void rvu_nix_lf_teardown(struct rvu *rvu, u16 pcifunc, int blkaddr, int nixlf) nix_rx_sync(rvu, blkaddr); nix_txschq_free(rvu, pcifunc); + rvu_cgx_start_stop_io(rvu, pcifunc, false); + if (pfvf->sq_ctx) { ctx_req.ctype = NIX_AQ_CTYPE_SQ; err = nix_lf_hwctx_disable(rvu, &ctx_req); |