| 1 | // SPDX-License-Identifier: GPL-2.0-only |
|---|---|
| 2 | /* |
| 3 | * Copyright 2021, Dario Binacchi <dariobin@libero.it> |
| 4 | */ |
| 5 | |
| 6 | #include <linux/ethtool.h> |
| 7 | #include <linux/kernel.h> |
| 8 | #include <linux/platform_device.h> |
| 9 | #include <linux/netdevice.h> |
| 10 | #include <linux/can/dev.h> |
| 11 | |
| 12 | #include "c_can.h" |
| 13 | |
| 14 | static void c_can_get_ringparam(struct net_device *netdev, |
| 15 | struct ethtool_ringparam *ring, |
| 16 | struct kernel_ethtool_ringparam *kernel_ring, |
| 17 | struct netlink_ext_ack *extack) |
| 18 | { |
| 19 | struct c_can_priv *priv = netdev_priv(dev: netdev); |
| 20 | |
| 21 | ring->rx_max_pending = priv->msg_obj_num; |
| 22 | ring->tx_max_pending = priv->msg_obj_num; |
| 23 | ring->rx_pending = priv->msg_obj_rx_num; |
| 24 | ring->tx_pending = priv->msg_obj_tx_num; |
| 25 | } |
| 26 | |
| 27 | const struct ethtool_ops c_can_ethtool_ops = { |
| 28 | .get_ringparam = c_can_get_ringparam, |
| 29 | .get_ts_info = ethtool_op_get_ts_info, |
| 30 | }; |
| 31 |