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authorYinjun Zhang <yinjun.zhang@corigine.com>2022-09-29 10:58:28 +0200
committerJakub Kicinski <kuba@kernel.org>2022-09-30 18:47:52 -0700
commitfc26e70f8acaa2279cb00c1d15c91ecbe961bd2f (patch)
tree814dc766e90fc6a185a315e4c2eaba1888ee4b87 /drivers
parentf77a9f3cd1e669b83d575e1f4df69c0079704842 (diff)
nfp: add support for reporting active FEC mode
The latest management firmware can now report the active FEC mode. Adapt driver accordingly so that user can get the active FEC mode by running command: # ethtool --show-fec <intf> Also correct use of `fec` field. Signed-off-by: Yinjun Zhang <yinjun.zhang@corigine.com> Signed-off-by: Simon Horman <simon.horman@corigine.com> Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/net/ethernet/netronome/nfp/nfp_net_ethtool.c2
-rw-r--r--drivers/net/ethernet/netronome/nfp/nfpcore/nfp_nsp.h2
-rw-r--r--drivers/net/ethernet/netronome/nfp/nfpcore/nfp_nsp_eth.c9
3 files changed, 11 insertions, 2 deletions
diff --git a/drivers/net/ethernet/netronome/nfp/nfp_net_ethtool.c b/drivers/net/ethernet/netronome/nfp/nfp_net_ethtool.c
index db58532364b6..d50af23642a2 100644
--- a/drivers/net/ethernet/netronome/nfp/nfp_net_ethtool.c
+++ b/drivers/net/ethernet/netronome/nfp/nfp_net_ethtool.c
@@ -996,7 +996,7 @@ nfp_port_get_fecparam(struct net_device *netdev,
return 0;
param->fec = nfp_port_fec_nsp_to_ethtool(eth_port->fec_modes_supported);
- param->active_fec = nfp_port_fec_nsp_to_ethtool(eth_port->fec);
+ param->active_fec = nfp_port_fec_nsp_to_ethtool(BIT(eth_port->act_fec));
return 0;
}
diff --git a/drivers/net/ethernet/netronome/nfp/nfpcore/nfp_nsp.h b/drivers/net/ethernet/netronome/nfp/nfpcore/nfp_nsp.h
index 77d66855be42..52465670a01e 100644
--- a/drivers/net/ethernet/netronome/nfp/nfpcore/nfp_nsp.h
+++ b/drivers/net/ethernet/netronome/nfp/nfpcore/nfp_nsp.h
@@ -132,6 +132,7 @@ enum nfp_eth_fec {
* @ports.interface: interface (module) plugged in
* @ports.media: media type of the @interface
* @ports.fec: forward error correction mode
+ * @ports.act_fec: active forward error correction mode
* @ports.aneg: auto negotiation mode
* @ports.mac_addr: interface MAC address
* @ports.label_port: port id
@@ -162,6 +163,7 @@ struct nfp_eth_table {
enum nfp_eth_media media;
enum nfp_eth_fec fec;
+ enum nfp_eth_fec act_fec;
enum nfp_eth_aneg aneg;
u8 mac_addr[ETH_ALEN];
diff --git a/drivers/net/ethernet/netronome/nfp/nfpcore/nfp_nsp_eth.c b/drivers/net/ethernet/netronome/nfp/nfpcore/nfp_nsp_eth.c
index 4cc38799eabc..18ba7629cdc2 100644
--- a/drivers/net/ethernet/netronome/nfp/nfpcore/nfp_nsp_eth.c
+++ b/drivers/net/ethernet/netronome/nfp/nfpcore/nfp_nsp_eth.c
@@ -40,6 +40,7 @@
#define NSP_ETH_STATE_OVRD_CHNG BIT_ULL(22)
#define NSP_ETH_STATE_ANEG GENMASK_ULL(25, 23)
#define NSP_ETH_STATE_FEC GENMASK_ULL(27, 26)
+#define NSP_ETH_STATE_ACT_FEC GENMASK_ULL(29, 28)
#define NSP_ETH_CTRL_CONFIGURED BIT_ULL(0)
#define NSP_ETH_CTRL_ENABLED BIT_ULL(1)
@@ -170,7 +171,13 @@ nfp_eth_port_translate(struct nfp_nsp *nsp, const union eth_table_entry *src,
if (dst->fec_modes_supported)
dst->fec_modes_supported |= NFP_FEC_AUTO | NFP_FEC_DISABLED;
- dst->fec = 1 << FIELD_GET(NSP_ETH_STATE_FEC, state);
+ dst->fec = FIELD_GET(NSP_ETH_STATE_FEC, state);
+ dst->act_fec = dst->fec;
+
+ if (nfp_nsp_get_abi_ver_minor(nsp) < 33)
+ return;
+
+ dst->act_fec = FIELD_GET(NSP_ETH_STATE_ACT_FEC, state);
}
static void