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// SPDX-License-Identifier: GPL-2.0
/* Marvell Octeon EP (EndPoint) Ethernet Driver
*
* Copyright (C) 2020 Marvell.
*
*/
#include <linux/string.h>
#include <linux/types.h>
#include <linux/etherdevice.h>
#include <linux/pci.h>
#include "octep_config.h"
#include "octep_main.h"
#include "octep_ctrl_net.h"
int octep_get_link_status(struct octep_device *oct)
{
struct octep_ctrl_net_h2f_req req = {};
struct octep_ctrl_net_h2f_resp *resp;
struct octep_ctrl_mbox_msg msg = {};
int err;
req.hdr.cmd = OCTEP_CTRL_NET_H2F_CMD_LINK_STATUS;
req.link.cmd = OCTEP_CTRL_NET_CMD_GET;
msg.hdr.flags = OCTEP_CTRL_MBOX_MSG_HDR_FLAG_REQ;
msg.hdr.sizew = OCTEP_CTRL_NET_H2F_STATE_REQ_SZW;
msg.msg = &req;
err = octep_ctrl_mbox_send(&oct->ctrl_mbox, &msg);
if (err)
return err;
resp = (struct octep_ctrl_net_h2f_resp *)&req;
return resp->link.state;
}
void octep_set_link_status(struct octep_device *oct, bool up)
{
struct octep_ctrl_net_h2f_req req = {};
struct octep_ctrl_mbox_msg msg = {};
req.hdr.cmd = OCTEP_CTRL_NET_H2F_CMD_LINK_STATUS;
req.link.cmd = OCTEP_CTRL_NET_CMD_SET;
req.link.state = (up) ? OCTEP_CTRL_NET_STATE_UP : OCTEP_CTRL_NET_STATE_DOWN;
msg.hdr.flags = OCTEP_CTRL_MBOX_MSG_HDR_FLAG_REQ;
msg.hdr.sizew = OCTEP_CTRL_NET_H2F_STATE_REQ_SZW;
msg.msg = &req;
octep_ctrl_mbox_send(&oct->ctrl_mbox, &msg);
}
void octep_set_rx_state(struct octep_device *oct, bool up)
{
struct octep_ctrl_net_h2f_req req = {};
struct octep_ctrl_mbox_msg msg = {};
req.hdr.cmd = OCTEP_CTRL_NET_H2F_CMD_RX_STATE;
req.link.cmd = OCTEP_CTRL_NET_CMD_SET;
req.link.state = (up) ? OCTEP_CTRL_NET_STATE_UP : OCTEP_CTRL_NET_STATE_DOWN;
msg.hdr.flags = OCTEP_CTRL_MBOX_MSG_HDR_FLAG_REQ;
msg.hdr.sizew = OCTEP_CTRL_NET_H2F_STATE_REQ_SZW;
msg.msg = &req;
octep_ctrl_mbox_send(&oct->ctrl_mbox, &msg);
}
int octep_get_mac_addr(struct octep_device *oct, u8 *addr)
{
struct octep_ctrl_net_h2f_req req = {};
struct octep_ctrl_net_h2f_resp *resp;
struct octep_ctrl_mbox_msg msg = {};
int err;
req.hdr.cmd = OCTEP_CTRL_NET_H2F_CMD_MAC;
req.link.cmd = OCTEP_CTRL_NET_CMD_GET;
msg.hdr.flags = OCTEP_CTRL_MBOX_MSG_HDR_FLAG_REQ;
msg.hdr.sizew = OCTEP_CTRL_NET_H2F_MAC_REQ_SZW;
msg.msg = &req;
err = octep_ctrl_mbox_send(&oct->ctrl_mbox, &msg);
if (err)
return err;
resp = (struct octep_ctrl_net_h2f_resp *)&req;
memcpy(addr, resp->mac.addr, ETH_ALEN);
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 = {};
struct octep_ctrl_net_h2f_resp *resp;
struct octep_ctrl_mbox_msg msg = {};
int err;
req.hdr.cmd = OCTEP_CTRL_NET_H2F_CMD_LINK_INFO;
req.mac.cmd = OCTEP_CTRL_NET_CMD_GET;
msg.hdr.flags = OCTEP_CTRL_MBOX_MSG_HDR_FLAG_REQ;
msg.hdr.sizew = OCTEP_CTRL_NET_H2F_LINK_INFO_REQ_SZW;
msg.msg = &req;
err = octep_ctrl_mbox_send(&oct->ctrl_mbox, &msg);
if (err)
return err;
resp = (struct octep_ctrl_net_h2f_resp *)&req;
oct->link_info.supported_modes = resp->link_info.supported_modes;
oct->link_info.advertised_modes = resp->link_info.advertised_modes;
oct->link_info.autoneg = resp->link_info.autoneg;
oct->link_info.pause = resp->link_info.pause;
oct->link_info.speed = resp->link_info.speed;
return err;
}
int octep_set_link_info(struct octep_device *oct, struct octep_iface_link_info *link_info)
{
struct octep_ctrl_net_h2f_req req = {};
struct octep_ctrl_mbox_msg msg = {};
req.hdr.cmd = OCTEP_CTRL_NET_H2F_CMD_LINK_INFO;
req.link_info.cmd = OCTEP_CTRL_NET_CMD_SET;
req.link_info.info.advertised_modes = link_info->advertised_modes;
req.link_info.info.autoneg = link_info->autoneg;
req.link_info.info.pause = link_info->pause;
req.link_info.info.speed = link_info->speed;
msg.hdr.flags = OCTEP_CTRL_MBOX_MSG_HDR_FLAG_REQ;
msg.hdr.sizew = OCTEP_CTRL_NET_H2F_LINK_INFO_REQ_SZW;
msg.msg = &req;
return octep_ctrl_mbox_send(&oct->ctrl_mbox, &msg);
}
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