diff options
| author | Simon Horman <simon.horman@netronome.com> | 2017-08-11 10:25:44 +0200 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2017-08-11 14:51:17 -0700 |
| commit | 12acb133ece5a0b25b0984d31d870619966f63fe (patch) | |
| tree | ee460789b16b8d25ffc4124c1cdbd6bf79261615 /drivers/net/ethernet/netronome/nfp/flower/cmsg.c | |
| parent | 939912216fa8f62331de7d04edff492d5dc8e6e9 (diff) | |
| download | linux-12acb133ece5a0b25b0984d31d870619966f63fe.tar.bz2 | |
nfp: send control message when MAC representors are created
The firmware expects a MAC_REPR control message when a MAC representor
is created. The driver should expect a PORTMOD message to follow which
will provide the link states of the physical port associated with the MAC
representor.
Signed-off-by: Simon Horman <simon.horman@netronome.com>
Reviewed-by: Jakub Kicinski <jakub.kicinski@netronome.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/netronome/nfp/flower/cmsg.c')
| -rw-r--r-- | drivers/net/ethernet/netronome/nfp/flower/cmsg.c | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/drivers/net/ethernet/netronome/nfp/flower/cmsg.c b/drivers/net/ethernet/netronome/nfp/flower/cmsg.c index dd7fa9cf225f..a69d68ba3d0c 100644 --- a/drivers/net/ethernet/netronome/nfp/flower/cmsg.c +++ b/drivers/net/ethernet/netronome/nfp/flower/cmsg.c @@ -75,6 +75,39 @@ nfp_flower_cmsg_alloc(struct nfp_app *app, unsigned int size, return skb; } +struct sk_buff * +nfp_flower_cmsg_mac_repr_start(struct nfp_app *app, unsigned int num_ports) +{ + struct nfp_flower_cmsg_mac_repr *msg; + struct sk_buff *skb; + unsigned int size; + + size = sizeof(*msg) + num_ports * sizeof(msg->ports[0]); + skb = nfp_flower_cmsg_alloc(app, size, NFP_FLOWER_CMSG_TYPE_MAC_REPR); + if (!skb) + return NULL; + + msg = nfp_flower_cmsg_get_data(skb); + memset(msg->reserved, 0, sizeof(msg->reserved)); + msg->num_ports = num_ports; + + return skb; +} + +void +nfp_flower_cmsg_mac_repr_add(struct sk_buff *skb, unsigned int idx, + unsigned int nbi, unsigned int nbi_port, + unsigned int phys_port) +{ + struct nfp_flower_cmsg_mac_repr *msg; + + msg = nfp_flower_cmsg_get_data(skb); + msg->ports[idx].idx = idx; + msg->ports[idx].info = nbi & NFP_FLOWER_CMSG_MAC_REPR_NBI; + msg->ports[idx].nbi_port = nbi_port; + msg->ports[idx].phys_port = phys_port; +} + int nfp_flower_cmsg_portmod(struct nfp_repr *repr, bool carrier_ok) { struct nfp_flower_cmsg_portmod *msg; |