@@ -120,7 +120,7 @@ struct octep_ctrl_mbox {
/* size of bar memory */
u32 barmem_sz;
/* pointer to BAR memory */
- void __iomem *barmem;
+ u8 __iomem *barmem;
/* user context for callback, can be null */
void *user_ctx;
/* callback handler for processing request, called from octep_ctrl_mbox_recv */
@@ -87,6 +87,66 @@ int octep_get_mac_addr(struct octep_device *oct, u8 *addr)
return err;
}
+int octep_set_mac_addr(struct octep_device *oct, u8 *addr)
+{
+ struct octep_ctrl_net_h2f_req req = {};
+ struct octep_ctrl_mbox_msg msg = {};
+
+ req.hdr.cmd = OCTEP_CTRL_NET_H2F_CMD_MAC;
+ req.mac.cmd = OCTEP_CTRL_NET_CMD_SET;
+ memcpy(&req.mac.addr, addr, ETH_ALEN);
+
+ msg.hdr.flags = OCTEP_CTRL_MBOX_MSG_HDR_FLAG_REQ;
+ msg.hdr.sizew = OCTEP_CTRL_NET_H2F_MAC_REQ_SZW;
+ msg.msg = &req;
+
+ return octep_ctrl_mbox_send(&oct->ctrl_mbox, &msg);
+}
+
+int octep_set_mtu(struct octep_device *oct, int mtu)
+{
+ struct octep_ctrl_net_h2f_req req = {};
+ struct octep_ctrl_mbox_msg msg = {};
+
+ req.hdr.cmd = OCTEP_CTRL_NET_H2F_CMD_MTU;
+ req.mtu.cmd = OCTEP_CTRL_NET_CMD_SET;
+ req.mtu.val = mtu;
+
+ msg.hdr.flags = OCTEP_CTRL_MBOX_MSG_HDR_FLAG_REQ;
+ msg.hdr.sizew = OCTEP_CTRL_NET_H2F_MTU_REQ_SZW;
+ msg.msg = &req;
+
+ return octep_ctrl_mbox_send(&oct->ctrl_mbox, &msg);
+}
+
+int octep_get_if_stats(struct octep_device *oct)
+{
+ void __iomem *iface_rx_stats;
+ void __iomem *iface_tx_stats;
+ struct octep_ctrl_net_h2f_req req = {};
+ struct octep_ctrl_mbox_msg msg = {};
+ int err;
+
+ req.hdr.cmd = OCTEP_CTRL_NET_H2F_CMD_GET_IF_STATS;
+ req.mac.cmd = OCTEP_CTRL_NET_CMD_GET;
+ req.get_stats.offset = oct->ctrl_mbox_ifstats_offset;
+
+ msg.hdr.flags = OCTEP_CTRL_MBOX_MSG_HDR_FLAG_REQ;
+ msg.hdr.sizew = OCTEP_CTRL_NET_H2F_GET_STATS_REQ_SZW;
+ msg.msg = &req;
+ err = octep_ctrl_mbox_send(&oct->ctrl_mbox, &msg);
+ if (err)
+ return err;
+
+ iface_rx_stats = oct->ctrl_mbox.barmem + oct->ctrl_mbox_ifstats_offset;
+ iface_tx_stats = oct->ctrl_mbox.barmem + oct->ctrl_mbox_ifstats_offset +
+ sizeof(struct octep_iface_rx_stats);
+ memcpy_fromio(&oct->iface_rx_stats, iface_rx_stats, sizeof(struct octep_iface_rx_stats));
+ memcpy_fromio(&oct->iface_tx_stats, iface_tx_stats, sizeof(struct octep_iface_tx_stats));
+
+ return err;
+}
+
int octep_get_link_info(struct octep_device *oct)
{
struct octep_ctrl_net_h2f_req req = {};
@@ -152,6 +152,43 @@ static netdev_tx_t octep_start_xmit(struct sk_buff *skb,
return NETDEV_TX_OK;
}
+/**
+ * octep_get_stats64() - Get Octeon network device statistics.
+ *
+ * @netdev: kernel network device.
+ * @stats: pointer to stats structure to be filled in.
+ */
+static void octep_get_stats64(struct net_device *netdev,
+ struct rtnl_link_stats64 *stats)
+{
+ u64 tx_packets, tx_bytes, rx_packets, rx_bytes;
+ struct octep_device *oct = netdev_priv(netdev);
+ int q;
+
+ octep_get_if_stats(oct);
+ tx_packets = 0;
+ tx_bytes = 0;
+ rx_packets = 0;
+ rx_bytes = 0;
+ for (q = 0; q < oct->num_oqs; q++) {
+ struct octep_iq *iq = oct->iq[q];
+ struct octep_oq *oq = oct->oq[q];
+
+ tx_packets += iq->stats.instr_completed;
+ tx_bytes += iq->stats.bytes_sent;
+ rx_packets += oq->stats.packets;
+ rx_bytes += oq->stats.bytes;
+ }
+ stats->tx_packets = tx_packets;
+ stats->tx_bytes = tx_bytes;
+ stats->rx_packets = rx_packets;
+ stats->rx_bytes = rx_bytes;
+ stats->multicast = oct->iface_rx_stats.mcast_pkts;
+ stats->rx_errors = oct->iface_rx_stats.err_pkts;
+ stats->collisions = oct->iface_tx_stats.xscol;
+ stats->tx_fifo_errors = oct->iface_tx_stats.undflw;
+}
+
/**
* octep_tx_timeout_task - work queue task to Handle Tx queue timeout.
*
@@ -190,11 +227,52 @@ static void octep_tx_timeout(struct net_device *netdev, unsigned int txqueue)
queue_work(octep_wq, &oct->tx_timeout_task);
}
+static int octep_set_mac(struct net_device *netdev, void *p)
+{
+ struct octep_device *oct = netdev_priv(netdev);
+ struct sockaddr *addr = (struct sockaddr *)p;
+ int err;
+
+ if (!is_valid_ether_addr(addr->sa_data))
+ return -EADDRNOTAVAIL;
+
+ err = octep_set_mac_addr(oct, addr->sa_data);
+ if (err)
+ return err;
+
+ memcpy(oct->mac_addr, addr->sa_data, ETH_ALEN);
+ eth_hw_addr_set(netdev, addr->sa_data);
+
+ return 0;
+}
+
+static int octep_change_mtu(struct net_device *netdev, int new_mtu)
+{
+ struct octep_device *oct = netdev_priv(netdev);
+ struct octep_iface_link_info *link_info;
+ int err = 0;
+
+ link_info = &oct->link_info;
+ if (link_info->mtu == new_mtu)
+ return 0;
+
+ err = octep_set_mtu(oct, new_mtu);
+ if (!err) {
+ oct->link_info.mtu = new_mtu;
+ netdev->mtu = new_mtu;
+ }
+
+ return err;
+}
+
static const struct net_device_ops octep_netdev_ops = {
.ndo_open = octep_open,
.ndo_stop = octep_stop,
.ndo_start_xmit = octep_start_xmit,
+ .ndo_get_stats64 = octep_get_stats64,
.ndo_tx_timeout = octep_tx_timeout,
+ .ndo_set_mac_address = octep_set_mac,
+ .ndo_change_mtu = octep_change_mtu,
};
/**