提交 39ae7eb6 编写于 作者: J Jakub Kicinski 提交者: David S. Miller

nfp: allow converting representor's netdev into nfp_port

Based on struct net_device_ops figure out if netdev is a nfp_repr.
Use this knowledge to convert netdev directly to nfp_port.
Signed-off-by: NJakub Kicinski <jakub.kicinski@netronome.com>
Reviewed-by: NSimon Horman <simon.horman@netronome.com>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>
上级 5d7c64a7
......@@ -249,7 +249,7 @@ static int nfp_repr_open(struct net_device *netdev)
return nfp_app_repr_open(repr->app, repr);
}
static const struct net_device_ops nfp_repr_netdev_ops = {
const struct net_device_ops nfp_repr_netdev_ops = {
.ndo_open = nfp_repr_open,
.ndo_stop = nfp_repr_stop,
.ndo_start_xmit = nfp_repr_xmit,
......
......@@ -97,6 +97,13 @@ enum nfp_repr_type {
};
#define NFP_REPR_TYPE_MAX (__NFP_REPR_TYPE_MAX - 1)
extern const struct net_device_ops nfp_repr_netdev_ops;
static inline bool nfp_netdev_is_nfp_repr(struct net_device *netdev)
{
return netdev->netdev_ops == &nfp_repr_netdev_ops;
}
void nfp_repr_inc_rx_stats(struct net_device *netdev, unsigned int len);
int nfp_repr_init(struct nfp_app *app, struct net_device *netdev,
u32 cmsg_port_id, struct nfp_port *port,
......
......@@ -42,13 +42,21 @@
struct nfp_port *nfp_port_from_netdev(struct net_device *netdev)
{
struct nfp_net *nn;
if (nfp_netdev_is_nfp_net(netdev)) {
struct nfp_net *nn = netdev_priv(netdev);
if (WARN_ON(!nfp_netdev_is_nfp_net(netdev)))
return NULL;
nn = netdev_priv(netdev);
return nn->port;
}
return nn->port;
if (nfp_netdev_is_nfp_repr(netdev)) {
struct nfp_repr *repr = netdev_priv(netdev);
return repr->port;
}
WARN(1, "Unknown netdev type for nfp_port\n");
return NULL;
}
struct nfp_port *
......
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