diff options
| -rw-r--r-- | drivers/net/ethernet/netronome/nfp/nfp_net.h | 3 | ||||
| -rw-r--r-- | drivers/net/ethernet/netronome/nfp/nfp_net_common.c | 14 |
2 files changed, 14 insertions, 3 deletions
diff --git a/drivers/net/ethernet/netronome/nfp/nfp_net.h b/drivers/net/ethernet/netronome/nfp/nfp_net.h index 02fd8d4e253c..7952fbfb94d6 100644 --- a/drivers/net/ethernet/netronome/nfp/nfp_net.h +++ b/drivers/net/ethernet/netronome/nfp/nfp_net.h @@ -541,6 +541,7 @@ struct nfp_net_dp { * @rss_cfg: RSS configuration * @rss_key: RSS secret key * @rss_itbl: RSS indirection table + * @xdp_flags: Flags with which XDP prog was loaded * @max_r_vecs: Number of allocated interrupt vectors for RX/TX * @max_tx_rings: Maximum number of TX rings supported by the Firmware * @max_rx_rings: Maximum number of RX rings supported by the Firmware @@ -590,6 +591,8 @@ struct nfp_net { u8 rss_key[NFP_NET_CFG_RSS_KEY_SZ]; u8 rss_itbl[NFP_NET_CFG_RSS_ITBL_SZ]; + u32 xdp_flags; + unsigned int max_tx_rings; unsigned int max_rx_rings; diff --git a/drivers/net/ethernet/netronome/nfp/nfp_net_common.c b/drivers/net/ethernet/netronome/nfp/nfp_net_common.c index f2188b9c3628..9563615cf4b7 100644 --- a/drivers/net/ethernet/netronome/nfp/nfp_net_common.c +++ b/drivers/net/ethernet/netronome/nfp/nfp_net_common.c @@ -3311,16 +3311,23 @@ nfp_net_xdp_setup_drv(struct nfp_net *nn, struct bpf_prog *prog, } static int -nfp_net_xdp_setup(struct nfp_net *nn, struct bpf_prog *prog, +nfp_net_xdp_setup(struct nfp_net *nn, struct bpf_prog *prog, u32 flags, struct netlink_ext_ack *extack) { + struct bpf_prog *offload_prog; int err; + if (nn->dp.xdp_prog && (flags ^ nn->xdp_flags) & XDP_FLAGS_MODES) + return -EBUSY; + + offload_prog = flags & XDP_FLAGS_DRV_MODE ? NULL : prog; + err = nfp_net_xdp_setup_drv(nn, prog, extack); if (err) return err; - nfp_app_xdp_offload(nn->app, nn, nn->dp.xdp_prog); + nfp_app_xdp_offload(nn->app, nn, offload_prog); + nn->xdp_flags = flags; return 0; } @@ -3331,7 +3338,8 @@ static int nfp_net_xdp(struct net_device *netdev, struct netdev_xdp *xdp) switch (xdp->command) { case XDP_SETUP_PROG: - return nfp_net_xdp_setup(nn, xdp->prog, xdp->extack); + return nfp_net_xdp_setup(nn, xdp->prog, xdp->flags, + xdp->extack); case XDP_QUERY_PROG: xdp->prog_attached = !!nn->dp.xdp_prog; xdp->prog_id = nn->dp.xdp_prog ? nn->dp.xdp_prog->aux->id : 0; |