Files
2026-09-06 12:53:21 -06:00

174 lines
6.0 KiB
C

/* SPDX-License-Identifier: GPL-2.0 */
/* Copyright (c) 2026 Broadcom */
#ifndef _BNGE_LINK_H_
#define _BNGE_LINK_H_
#include <linux/ethtool.h>
#define BNGE_PHY_CFG_ABLE(bd) \
((bd)->link_info.phy_enabled)
#define BNGE_PHY_AUTO_SPEEDS2_MASK \
PORT_PHY_CFG_REQ_ENABLES_AUTO_LINK_SPEEDS2_MASK
#define BNGE_PHY_FLAGS_RESTART_AUTO \
PORT_PHY_CFG_REQ_FLAGS_RESTART_AUTONEG
#define BNGE_PHY_FLAGS_ENA_FORCE_SPEEDS2 \
PORT_PHY_CFG_REQ_ENABLES_FORCE_LINK_SPEEDS2
#define BNGE_LINK_LINK PORT_PHY_QCFG_RESP_LINK_LINK
enum bnge_link_state {
BNGE_LINK_STATE_UNKNOWN,
BNGE_LINK_STATE_DOWN,
BNGE_LINK_STATE_UP,
};
#define BNGE_LINK_IS_UP(bd) \
((bd)->link_info.link_state == BNGE_LINK_STATE_UP)
#define BNGE_LINK_DUPLEX_FULL PORT_PHY_QCFG_RESP_DUPLEX_STATE_FULL
#define BNGE_LINK_PAUSE_TX PORT_PHY_QCFG_RESP_PAUSE_TX
#define BNGE_LINK_PAUSE_RX PORT_PHY_QCFG_RESP_PAUSE_RX
#define BNGE_LINK_PAUSE_BOTH (PORT_PHY_QCFG_RESP_PAUSE_RX | \
PORT_PHY_QCFG_RESP_PAUSE_TX)
#define BNGE_LINK_AUTO_NONE PORT_PHY_QCFG_RESP_AUTO_MODE_NONE
#define BNGE_LINK_AUTO_MSK PORT_PHY_QCFG_RESP_AUTO_MODE_SPEED_MASK
#define BNGE_AUTO_MODE(mode) ((mode) > BNGE_LINK_AUTO_NONE && \
(mode) <= BNGE_LINK_AUTO_MSK)
#define BNGE_LINK_SPEED_50GB PORT_PHY_QCFG_RESP_LINK_SPEED_50GB
#define BNGE_LINK_SPEED_100GB PORT_PHY_QCFG_RESP_LINK_SPEED_100GB
#define BNGE_LINK_SPEED_200GB PORT_PHY_QCFG_RESP_LINK_SPEED_200GB
#define BNGE_LINK_SPEED_400GB PORT_PHY_QCFG_RESP_LINK_SPEED_400GB
#define BNGE_LINK_SPEED_800GB PORT_PHY_QCFG_RESP_LINK_SPEED_800GB
#define BNGE_LINK_SPEEDS2_MSK_50GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS2_50GB
#define BNGE_LINK_SPEEDS2_MSK_100GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS2_100GB
#define BNGE_LINK_SPEEDS2_MSK_50GB_PAM4 \
PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS2_50GB_PAM4_56
#define BNGE_LINK_SPEEDS2_MSK_100GB_PAM4 \
PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS2_100GB_PAM4_56
#define BNGE_LINK_SPEEDS2_MSK_200GB_PAM4 \
PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS2_200GB_PAM4_56
#define BNGE_LINK_SPEEDS2_MSK_400GB_PAM4 \
PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS2_400GB_PAM4_56
#define BNGE_LINK_SPEEDS2_MSK_100GB_PAM4_112 \
PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS2_100GB_PAM4_112
#define BNGE_LINK_SPEEDS2_MSK_200GB_PAM4_112 \
PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS2_200GB_PAM4_112
#define BNGE_LINK_SPEEDS2_MSK_400GB_PAM4_112 \
PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS2_400GB_PAM4_112
#define BNGE_LINK_SPEEDS2_MSK_800GB_PAM4_112 \
PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS2_800GB_PAM4_112
#define BNGE_LINK_SPEED_50GB_PAM4 \
PORT_PHY_CFG_REQ_FORCE_LINK_SPEEDS2_50GB_PAM4_56
#define BNGE_LINK_SPEED_100GB_PAM4 \
PORT_PHY_CFG_REQ_FORCE_LINK_SPEEDS2_100GB_PAM4_56
#define BNGE_LINK_SPEED_200GB_PAM4 \
PORT_PHY_CFG_REQ_FORCE_LINK_SPEEDS2_200GB_PAM4_56
#define BNGE_LINK_SPEED_400GB_PAM4 \
PORT_PHY_CFG_REQ_FORCE_LINK_SPEEDS2_400GB_PAM4_56
#define BNGE_LINK_SPEED_100GB_PAM4_112 \
PORT_PHY_CFG_REQ_FORCE_LINK_SPEEDS2_100GB_PAM4_112
#define BNGE_LINK_SPEED_200GB_PAM4_112 \
PORT_PHY_CFG_REQ_FORCE_LINK_SPEEDS2_200GB_PAM4_112
#define BNGE_LINK_SPEED_400GB_PAM4_112 \
PORT_PHY_CFG_REQ_FORCE_LINK_SPEEDS2_400GB_PAM4_112
#define BNGE_LINK_SPEED_800GB_PAM4_112 \
PORT_PHY_CFG_REQ_FORCE_LINK_SPEEDS2_800GB_PAM4_112
#define BNGE_FEC_NONE PORT_PHY_QCFG_RESP_FEC_CFG_FEC_NONE_SUPPORTED
#define BNGE_FEC_AUTONEG PORT_PHY_QCFG_RESP_FEC_CFG_FEC_AUTONEG_ENABLED
#define BNGE_FEC_ENC_BASE_R_CAP \
PORT_PHY_QCFG_RESP_FEC_CFG_FEC_CLAUSE74_SUPPORTED
#define BNGE_FEC_ENC_BASE_R PORT_PHY_QCFG_RESP_FEC_CFG_FEC_CLAUSE74_ENABLED
#define BNGE_FEC_ENC_RS_CAP \
PORT_PHY_QCFG_RESP_FEC_CFG_FEC_CLAUSE91_SUPPORTED
#define BNGE_FEC_ENC_LLRS_CAP \
(PORT_PHY_QCFG_RESP_FEC_CFG_FEC_RS272_1XN_SUPPORTED | \
PORT_PHY_QCFG_RESP_FEC_CFG_FEC_RS272_IEEE_SUPPORTED)
#define BNGE_FEC_ENC_RS \
(PORT_PHY_QCFG_RESP_FEC_CFG_FEC_CLAUSE91_ENABLED | \
PORT_PHY_QCFG_RESP_FEC_CFG_FEC_RS544_1XN_ENABLED | \
PORT_PHY_QCFG_RESP_FEC_CFG_FEC_RS544_IEEE_ENABLED)
#define BNGE_FEC_ENC_LLRS \
(PORT_PHY_QCFG_RESP_FEC_CFG_FEC_RS272_1XN_ENABLED | \
PORT_PHY_QCFG_RESP_FEC_CFG_FEC_RS272_IEEE_ENABLED)
struct bnge_link_info {
u8 phy_type;
u8 media_type;
u8 phy_addr;
u8 phy_link_status;
bool phy_enabled;
u8 link_state;
u8 active_lanes;
u8 duplex;
u8 pause;
u8 lp_pause;
u8 auto_pause_setting;
u8 force_pause_setting;
u8 duplex_setting;
u8 auto_mode;
u16 link_speed;
u16 support_speeds2;
u16 auto_link_speeds2;
u16 support_auto_speeds2;
u16 lp_auto_link_speeds;
u16 force_link_speed2;
u8 module_status;
u8 active_fec_sig_mode;
u16 fec_cfg;
/* A copy of phy_qcfg output used to report link
* info to VF
*/
struct hwrm_port_phy_qcfg_output phy_qcfg_resp;
bool phy_retry;
unsigned long phy_retry_expires;
};
#define BNGE_AUTONEG_SPEED 1
#define BNGE_AUTONEG_FLOW_CTRL 2
#define BNGE_SIG_MODE_NRZ PORT_PHY_QCFG_RESP_SIGNAL_MODE_NRZ
#define BNGE_SIG_MODE_PAM4 PORT_PHY_QCFG_RESP_SIGNAL_MODE_PAM4
#define BNGE_SIG_MODE_PAM4_112 PORT_PHY_QCFG_RESP_SIGNAL_MODE_PAM4_112
#define BNGE_SIG_MODE_MAX (PORT_PHY_QCFG_RESP_SIGNAL_MODE_LAST + 1)
struct bnge_ethtool_link_info {
/* copy of requested setting from ethtool cmd */
u8 autoneg;
u8 req_signal_mode;
u8 req_duplex;
u8 req_flow_ctrl;
u16 req_link_speed;
u16 advertising; /* user adv setting */
bool force_link_chng;
};
void bnge_hwrm_set_link_common(struct bnge_net *bn,
struct hwrm_port_phy_cfg_input *req);
void bnge_hwrm_set_pause_common(struct bnge_net *bn,
struct hwrm_port_phy_cfg_input *req);
int bnge_update_phy_setting(struct bnge_net *bn);
void bnge_get_port_module_status(struct bnge_net *bn);
void bnge_report_link(struct bnge_dev *bd);
bool bnge_support_speed_dropped(struct bnge_net *bn);
void bnge_init_ethtool_link_settings(struct bnge_net *bn);
int bnge_probe_phy(struct bnge_net *bn, bool fw_dflt);
int bnge_set_link_ksettings(struct net_device *dev,
const struct ethtool_link_ksettings *lk_ksettings);
int bnge_get_link_ksettings(struct net_device *dev,
struct ethtool_link_ksettings *lk_ksettings);
u32 bnge_get_link(struct net_device *dev);
void bnge_link_async_event_process(struct bnge_net *bn, u16 event_id);
#endif /* _BNGE_LINK_H_ */