/* SPDX-License-Identifier: GPL-2.0+ */
#ifndef __LAN966X_MAIN_H__
#define __LAN966X_MAIN_H__
#include <linux/debugfs.h>
#include <linux/etherdevice.h>
#include <linux/if_vlan.h>
#include <linux/jiffies.h>
#include <linux/phy.h>
#include <linux/phylink.h>
#include <linux/ptp_clock_kernel.h>
#include <net/page_pool/types.h>
#include <net/pkt_cls.h>
#include <net/pkt_sched.h>
#include <net/switchdev.h>
#include <net/xdp.h>
#include <fdma_api.h>
#include <vcap_api.h>
#include <vcap_api_client.h>
#include "lan966x_regs.h"
#include "lan966x_ifh.h"
#define TABLE_UPDATE_SLEEP_US 10
#define TABLE_UPDATE_TIMEOUT_US 100000
#define READL_SLEEP_US 10
#define READL_TIMEOUT_US 100000000
#define LAN966X_BUFFER_CELL_SZ 64
#define LAN966X_BUFFER_MEMORY (160 * 1024)
#define LAN966X_BUFFER_MIN_SZ 60
#define LAN966X_HW_MTU(mtu) ((mtu) + ETH_HLEN + ETH_FCS_LEN)
#define PGID_AGGR 64
#define PGID_SRC 80
#define PGID_ENTRIES 89
#define UNAWARE_PVID 0
#define HOST_PVID 4095
/* Reserved amount for (SRC, PRIO) at index 8*SRC + PRIO */
#define QSYS_Q_RSRV 95
#define NUM_PHYS_PORTS 8
#define CPU_PORT 8
#define NUM_PRIO_QUEUES 8
/* Reserved PGIDs */
#define PGID_CPU (PGID_AGGR - 6)
#define PGID_UC (PGID_AGGR - 5)
#define PGID_BC (PGID_AGGR - 4)
#define PGID_MC (PGID_AGGR - 3)
#define PGID_MCIPV4 (PGID_AGGR - 2)
#define PGID_MCIPV6 (PGID_AGGR - 1)
/* Non-reserved PGIDs, used for general purpose */
#define PGID_GP_START (CPU_PORT + 1)
#define PGID_GP_END PGID_CPU
#define LAN966X_SPEED_NONE 0
#define LAN966X_SPEED_2500 1
#define LAN966X_SPEED_1000 1
#define LAN966X_SPEED_100 2
#define LAN966X_SPEED_10 3
#define LAN966X_PHC_COUNT 3
#define LAN966X_PHC_PORT 0
#define LAN966X_PHC_PINS_NUM 7
#define IFH_REW_OP_NOOP 0x0
#define IFH_REW_OP_ONE_STEP_PTP 0x3
#define IFH_REW_OP_TWO_STEP_PTP 0x4
#define FDMA_RX_DCB_MAX_DBS 1
#define FDMA_TX_DCB_MAX_DBS 1
#define FDMA_XTR_CHANNEL 6
#define FDMA_INJ_CHANNEL 0
#define FDMA_DCB_MAX 512
#define SE_IDX_QUEUE 0 /* 0-79 : Queue scheduler elements */
#define SE_IDX_PORT 80 /* 80-89 : Port schedular elements */
#define LAN966X_VCAP_CID_IS1_L0 VCAP_CID_INGRESS_L0 /* IS1 lookup 0 */
#define LAN966X_VCAP_CID_IS1_L1 VCAP_CID_INGRESS_L1 /* IS1 lookup 1 */
#define LAN966X_VCAP_CID_IS1_L2 VCAP_CID_INGRESS_L2 /* IS1 lookup 2 */
#define LAN966X_VCAP_CID_IS1_MAX (VCAP_CID_INGRESS_L3 - 1) /* IS1 Max */
#define LAN966X_VCAP_CID_IS2_L0 VCAP_CID_INGRESS_STAGE2_L0 /* IS2 lookup 0 */
#define LAN966X_VCAP_CID_IS2_L1 VCAP_CID_INGRESS_STAGE2_L1 /* IS2 lookup 1 */
#define LAN966X_VCAP_CID_IS2_MAX (VCAP_CID_INGRESS_STAGE2_L2 - 1) /* IS2 Max */
#define LAN966X_VCAP_CID_ES0_L0 VCAP_CID_EGRESS_L0 /* ES0 lookup 0 */
#define LAN966X_VCAP_CID_ES0_MAX (VCAP_CID_EGRESS_L1 - 1) /* ES0 Max */
#define LAN966X_PORT_QOS_PCP_COUNT 8
#define LAN966X_PORT_QOS_DEI_COUNT 8
#define LAN966X_PORT_QOS_PCP_DEI_COUNT \
(LAN966X_PORT_QOS_PCP_COUNT + LAN966X_PORT_QOS_DEI_COUNT)
#define LAN966X_PORT_QOS_DSCP_COUNT 64
/* Port PCP rewrite mode */
#define LAN966X_PORT_REW_TAG_CTRL_CLASSIFIED 0
#define LAN966X_PORT_REW_TAG_CTRL_MAPPED 2
/* Port DSCP rewrite mode */
#define LAN966X_PORT_REW_DSCP_FRAME 0
#define LAN966X_PORT_REW_DSCP_ANALIZER 1
#define LAN966X_PORT_QOS_REWR_DSCP_ALL 3
/* MAC table entry types.
* ENTRYTYPE_NORMAL is subject to aging.
* ENTRYTYPE_LOCKED is not subject to aging.
* ENTRYTYPE_MACv4 is not subject to aging. For IPv4 multicast.
* ENTRYTYPE_MACv6 is not subject to aging. For IPv6 multicast.
*/
enum macaccess_entry_type {
ENTRYTYPE_NORMAL = 0,
ENTRYTYPE_LOCKED,
ENTRYTYPE_MACV4,
ENTRYTYPE_MACV6,
};
/* FDMA return action codes for checking if the frame is valid
* FDMA_PASS, frame is valid and can be used
* FDMA_ERROR, something went wrong, stop getting more frames
* FDMA_DROP, frame is dropped, but continue to get more frames
* FDMA_TX, frame is given to TX, but continue to get more frames
* FDMA_REDIRECT, frame is given to TX, but continue to get more frames
*/
enum lan966x_fdma_action {
FDMA_PASS = 0,
FDMA_ERROR,
FDMA_DROP,
FDMA_TX,
FDMA_REDIRECT,
};
/* Controls how PORT_MASK is applied */
enum LAN966X_PORT_MASK_MODE {
LAN966X_PMM_NO_ACTION,
LAN966X_PMM_REPLACE,
LAN966X_PMM_FORWARDING,
LAN966X_PMM_REDIRECT,
};
enum vcap_is2_port_sel_ipv6 {
VCAP_IS2_PS_IPV6_TCPUDP_OTHER,
VCAP_IS2_PS_IPV6_STD,
VCAP_IS2_PS_IPV6_IP4_TCPUDP_IP4_OTHER,
VCAP_IS2_PS_IPV6_MAC_ETYPE,
};
enum vcap_is1_port_sel_other {
VCAP_IS1_PS_OTHER_NORMAL,
VCAP_IS1_PS_OTHER_7TUPLE,
VCAP_IS1_PS_OTHER_DBL_VID,
VCAP_IS1_PS_OTHER_DMAC_VID,
};
enum vcap_is1_port_sel_ipv4 {
VCAP_IS1_PS_IPV4_NORMAL,
VCAP_IS1_PS_IPV4_7TUPLE,
VCAP_IS1_PS_IPV4_5TUPLE_IP4,
VCAP_IS1_PS_IPV4_DBL_VID,
VCAP_IS1_PS_IPV4_DMAC_VID,
};
enum vcap_is1_port_sel_ipv6 {
VCAP_IS1_PS_IPV6_NORMAL,
VCAP_IS1_PS_IPV6_7TUPLE,
VCAP_IS1_PS_IPV6_5TUPLE_IP4,
VCAP_IS1_PS_IPV6_NORMAL_IP6,
VCAP_IS1_PS_IPV6_5TUPLE_IP6,
VCAP_IS1_PS_IPV6_DBL_VID,
VCAP_IS1_PS_IPV6_DMAC_VID,
};
enum vcap_is1_port_sel_rt {
VCAP_IS1_PS_RT_NORMAL,
VCAP_IS1_PS_RT_7TUPLE,
VCAP_IS1_PS_RT_DBL_VID,
VCAP_IS1_PS_RT_DMAC_VID,
VCAP_IS1_PS_RT_FOLLOW_OTHER = 7,
};
struct lan966x_port;
struct lan966x_rx {
struct lan966x *lan966x;
struct fdma fdma;
/* For each DB, there is a page */
struct page *page[FDMA_DCB_MAX][FDMA_RX_DCB_MAX_DBS];
/* Represents the page order that is used to allocate the pages for the
* RX buffers. This value is calculated based on max MTU of the devices.
*/
u8 page_order;
/* Represents the max size frame that it can receive to the CPU. This
* includes the IFH + VLAN tags + frame + skb_shared_info
*/
u32 max_mtu;
struct page_pool *page_pool;
};
struct lan966x_tx_dcb_buf {
dma_addr_t dma_addr;
struct net_device *dev;
union {
struct sk_buff *skb;
struct xdp_frame *xdpf;
struct page *page;
} data;
u32 len;
u32 used : 1;
u32 ptp : 1;
u32 use_skb : 1;
u32 xdp_ndo : 1;
};
struct lan966x_tx {
struct lan966x *lan966x;
struct fdma fdma;
/* Array of dcbs that are given to the HW */
struct lan966x_tx_dcb_buf *dcbs_buf;
bool activated;
};
struct lan966x_stat_layout {
u32 offset;
char name[ETH_GSTRING_LEN];
};
struct lan966x_phc {
struct ptp_clock *clock;
struct ptp_clock_info info;
struct ptp_pin_desc pins[LAN966X_PHC_PINS_NUM];
struct kernel_hwtstamp_config hwtstamp_config;
struct lan966x *lan966x;
u8 index;
};
struct lan966x_skb_cb {
u8 rew_op;
u16 ts_id;
unsigned long jiffies;
};
#define LAN966X_PTP_TIMEOUT msecs_to_jiffies(10)
#define LAN966X_SKB_CB(skb) \
((struct lan966x_skb_cb *)((skb)->cb))
struct lan966x {
struct device *dev;
u8 num_phys_ports;
struct lan966x_port **ports;
void __iomem *regs[NUM_TARGETS];
int shared_queue_sz;
u8 base_mac[ETH_ALEN];
spinlock_t tx_lock; /* lock for frame transmission */
struct net_device *bridge;
u16 bridge_mask;
u16 bridge_fwd_mask;
struct list_head mac_entries;
spinlock_t mac_lock; /* lock for mac_entries list */
u16 vlan_mask[VLAN_N_VID];
DECLARE_BITMAP(cpu_vlan_mask, VLAN_N_VID);
/* stats */
const struct lan966x_stat_layout *stats_layout;
u32 num_stats;
/* workqueue for reading stats */
struct mutex stats_lock;
u64 *stats;
struct delayed_work stats_work;
struct workqueue_struct *stats_queue;
/* interrupts */
int xtr_irq;
int ana_irq;
int ptp_irq;
int fdma_irq;
int ptp_ext_irq;
/* worqueue for fdb */
struct workqueue_struct *fdb_work;
struct list_head fdb_entries;
/* mdb */
struct list_head mdb_entries;
struct list_head pgid_entries;
/* ptp */
bool ptp;
struct lan966x_phc phc[LAN966X_PHC_COUNT];
spinlock_t ptp_clock_lock; /* lock for phc */
spinlock_t ptp_ts_id_lock; /* lock for ts_id */
struct mutex ptp_lock; /* lock for ptp interface state */
u16 ptp_skbs;
/* fdma */
bool fdma;
struct net_device *fdma_ndev;
struct lan966x_rx rx;
struct lan966x_tx tx;
struct napi_struct napi;
/* Mirror */
struct lan966x_port *mirror_monitor;
u32 mirror_mask[2];
u32 mirror_count;
/* vcap */
struct vcap_control *vcap_ctrl;
/* debugfs */
struct dentry *debugfs_root;
};
struct lan966x_port_config {
phy_interface_t portmode;
const unsigned long *advertising;
int speed;
int duplex;
u32 pause;
bool inband;
bool autoneg;
};
struct lan966x_port_tc {
bool ingress_shared_block;
unsigned long police_id;
unsigned long ingress_mirror_id;
unsigned long egress_mirror_id;
struct flow_stats police_stat;
struct flow_stats mirror_stat;
};
struct lan966x_port_qos_pcp {
u8 map[LAN966X_PORT_QOS_PCP_DEI_COUNT];
bool enable;
};
struct lan966x_port_qos_dscp {
u8 map[LAN966X_PORT_QOS_DSCP_COUNT];
bool enable;
};
struct lan966x_port_qos_pcp_rewr {
u16 map[NUM_PRIO_QUEUES];
bool enable;
};
struct lan966x_port_qos_dscp_rewr {
u16 map[LAN966X_PORT_QOS_DSCP_COUNT];
bool enable;
};
struct lan966x_port_qos {
struct lan966x_port_qos_pcp pcp;
struct lan966x_port_qos_dscp dscp;
struct lan966x_port_qos_pcp_rewr pcp_rewr;
struct lan966x_port_qos_dscp_rewr dscp_rewr;
u8 default_prio;
};
struct lan966x_port {
struct net_device *dev;
struct lan966x *lan966x;
u8 chip_port;
u16 pvid;
u16 vid;
bool vlan_aware;
bool learn_ena;
bool mcast_ena;
struct phylink_config phylink_config;
struct phylink_pcs phylink_pcs;
struct lan966x_port_config config;
struct phylink *phylink;
struct phy *serdes;
struct fwnode_handle *fwnode;
u8 ptp_tx_cmd;
bool ptp_rx_cmd;
u16 ts_id;
struct sk_buff_head tx_skbs;
struct net_device *bond;
bool lag_tx_active;
enum netdev_lag_hash hash_type;
struct lan966x_port_tc tc;
struct bpf_prog *xdp_prog;
struct xdp_rxq_info xdp_rxq;
};
extern const struct phylink_mac_ops lan966x_phylink_mac_ops;
extern const struct phylink_pcs_ops lan966x_phylink_pcs_ops;
extern const struct ethtool_ops lan966x_ethtool_ops;
extern struct notifier_block lan966x_switchdev_nb __read_mostly;
extern struct notifier_block lan966x_switchdev_blocking_nb __read_mostly;
bool lan966x_netdevice_check(const struct net_device *dev);
void lan966x_register_notifier_blocks(void);
void lan966x_unregister_notifier_blocks(void);
bool lan966x_hw_offload(struct lan966x *lan966x, u32 port, struct sk_buff *skb);
void lan966x_ifh_get_src_port(void *ifh, u64 *src_port);
void lan966x_ifh_get_timestamp(void *ifh, u64 *timestamp);
void lan966x_ifh_set_bypass(void *ifh, u64 bypass);
void lan966x_ifh_set_port(void *ifh, u64 bypass);
void lan966x_stats_get(struct net_device *dev,
struct rtnl_link_stats64 *stats);
int lan966x_stats_init(struct lan966x *lan966x);
void lan966x_port_config_down(struct lan966x_port *port);
void lan966x_port_config_up(struct lan966x_port *port);
void lan966x_port_status_get(struct lan966x_port *port,
struct phylink_link_state *state);
int lan966x_port_pcs_set(struct lan966x_port *port,
struct lan966x_port_config *config);
void lan966x_port_init(struct lan966x_port *port);
void lan966x_port_qos_set(struct lan966x_port *port,
struct lan966x_port_qos *qos);
void lan966x_port_qos_dscp_rewr_mode_set(struct lan966x_port *port,
int mode);
int lan966x_mac_ip_learn(struct lan966x *lan966x,
bool cpu_copy,
const unsigned char mac[ETH_ALEN],
unsigned int vid,
enum macaccess_entry_type type);
int lan966x_mac_learn(struct lan966x *lan966x, int port,
const unsigned char mac[ETH_ALEN],
unsigned int vid,
enum macaccess_entry_type type);
int lan966x_mac_forget(struct lan966x *lan966x,
const unsigned char mac[ETH_ALEN],
unsigned int vid,
enum macaccess_entry_type type);
int lan966x_mac_cpu_learn(struct lan966x *lan966x, const char *addr, u16 vid);
int lan966x_mac_cpu_forget(struct lan966x *lan966x, const char *addr, u16 vid);
void lan966x_mac_init(struct lan966x *lan966x);
void lan966x_mac_set_ageing(struct lan966x *lan966x,
u32 ageing);
int lan966x_mac_del_entry(struct lan966x *lan966x,
const unsigned char *addr,
u16 vid);
int lan966x_mac_add_entry(struct lan966x *lan966x,
struct lan966x_port *port,
const unsigned char *addr,
u16 vid);
void lan966x_mac_lag_replace_port_entry(struct lan966x *lan966x,
struct lan966x_port *src,
struct lan966x_port *dst);
void lan966x_mac_lag_remove_port_entry(struct lan966x *lan966x,
struct lan966x_port *src);
void lan966x_mac_purge_entries(struct lan966x *lan966x);
irqreturn_t lan966x_mac_irq_handler(struct lan966x *lan966x);
void lan966x_vlan_init(struct lan966x *lan966x);
void lan966x_vlan_port_apply(struct lan966x_port *port);
bool lan966x_vlan_cpu_member_cpu_vlan_mask(struct lan966x *lan966x, u16 vid);
void lan966x_vlan_port_set_vlan_aware(struct lan966x_port *port,
bool vlan_aware);
int lan966x_vlan_port_set_vid(struct lan966x_port *port,
u16 vid,
bool pvid,
bool untagged);
void lan966x_vlan_port_add_vlan(struct lan966x_port *port,
u16 vid,
bool pvid,
bool untagged);
void lan966x_vlan_port_del_vlan(struct lan966x_port *port, u16 vid);
void lan966x_vlan_cpu_add_vlan(struct lan966x *lan966x, u16 vid);
void lan966x_vlan_cpu_del_vlan(struct lan966x *lan966x, u16 vid);
void lan966x_fdb_write_entries(struct lan966x *lan966x, u16 vid);
void lan966x_fdb_erase_entries(struct lan966x *lan966x, u16 vid);
int lan966x_fdb_init(struct lan966x *lan966x);
void lan966x_fdb_deinit(struct lan966x *lan966x);
void lan966x_fdb_flush_workqueue(struct lan966x *lan966x);
int lan966x_handle_fdb(struct net_device *dev,
struct net_device *orig_dev,
unsigned long event, const void *ctx,
const struct switchdev_notifier_fdb_info *fdb_info);
void lan966x_mdb_init(struct lan966x *lan966x);
void lan966x_mdb_deinit(struct lan966x *lan966x);
int lan966x_handle_port_mdb_add(struct lan966x_port *port,
const struct switchdev_obj *obj);
int lan966x_handle_port_mdb_del(struct lan966x_port *port,
const struct switchdev_obj *obj);
void lan966x_mdb_erase_entries(struct lan966x *lan966x, u16 vid);
void lan966x_mdb_write_entries(struct lan966x *lan966x, u16 vid);
void lan966x_mdb_clear_entries(struct lan966x *lan966x);
void lan966x_mdb_restore_entries(struct lan966x *lan966x);
int lan966x_ptp_init(struct lan966x *lan966x);
void lan966x_ptp_deinit(struct lan966x *lan966x);
int lan966x_ptp_hwtstamp_set(struct lan966x_port *port,
struct kernel_hwtstamp_config *cfg,
struct netlink_ext_ack *extack);
void lan966x_ptp_hwtstamp_get(struct lan966x_port *port,
struct kernel_hwtstamp_config *cfg);
void lan966x_ptp_rxtstamp(struct lan966x *lan966x, struct sk_buff *skb,
u64 src_port, u64 timestamp);
int lan966x_ptp_txtstamp_request(struct lan966x_port *port,
struct sk_buff *skb);
void lan966x_ptp_txtstamp_release(struct lan966x_port *port,
struct sk_buff *skb);
irqreturn_t lan966x_ptp_irq_handler(int irq, void *args);
irqreturn_t lan966x_ptp_ext_irq_handler(int irq, void *args);
u32 lan966x_ptp_get_period_ps(void);
int lan966x_ptp_gettime64(struct ptp_clock_info *ptp, struct timespec64 *ts);
int lan966x_ptp_setup_traps(struct lan966x_port *port,
struct kernel_hwtstamp_config *cfg);
int lan966x_ptp_del_traps(struct lan966x_port *port);
int lan966x_fdma_xmit(struct sk_buff *skb, __be32 *ifh, struct net_device *dev);
int lan966x_fdma_xmit_xdpf(struct lan966x_port *port, void *ptr, u32 len);
int lan966x_fdma_change_mtu(struct lan966x *lan966x);
void lan966x_fdma_netdev_init(struct lan966x *lan966x, struct net_device *dev);
void lan966x_fdma_netdev_deinit(struct lan966x *lan966x, struct net_device *dev);
int lan966x_fdma_init(struct lan966x *lan966x);
void lan966x_fdma_deinit(struct lan966x *lan966x);
irqreturn_t lan966x_fdma_irq_handler(int irq, void *args);
int lan966x_fdma_reload_page_pool(struct lan966x *lan966x);
int lan966x_lag_port_join(struct lan966x_port *port,
struct net_device *brport_dev,
struct net_device *bond,
struct netlink_ext_ack *extack);
void lan966x_lag_port_leave(struct lan966x_port *port, struct net_device *bond);
int lan966x_lag_port_prechangeupper(struct net_device *dev,
struct netdev_notifier_changeupper_info *info);
int lan966x_lag_port_changelowerstate(struct net_device *dev,
struct netdev_notifier_changelowerstate_info *info);
int lan966x_lag_netdev_prechangeupper(struct net_device *dev,
struct netdev_notifier_changeupper_info *info);
int lan966x_lag_netdev_changeupper(struct net_device *dev,
struct netdev_notifier_changeupper_info *info);
bool lan966x_lag_first_port(struct net_device *lag, struct net_device *dev);
u32 lan966x_lag_get_mask(struct lan966x *lan966x, struct net_device *bond);
int lan966x_port_changeupper(struct net_device *dev,
struct net_device *brport_dev,
struct netdev_notifier_changeupper_info *info);
int lan966x_port_prechangeupper(struct net_device *dev,
struct net_device *brport_dev,
struct netdev_notifier_changeupper_info *info);
void lan966x_port_stp_state_set(struct lan966x_port *port, u8 state);
void lan966x_port_ageing_set(struct lan966x_port *port,
unsigned long ageing_clock_t);
void lan966x_update_fwd_mask(struct lan966x *lan966x);
int lan966x_tc_setup(struct net_device *dev, enum tc_setup_type type,
void *type_data);
int lan966x_mqprio_add(struct lan966x_port *port, u8 num_tc);
int lan966x_mqprio_del(struct lan966x_port *port);
void lan966x_taprio_init(struct lan966x *lan966x);
void lan966x_taprio_deinit(struct lan966x *lan966x);
int lan966x_taprio_add(struct lan966x_port *port,
struct tc_taprio_qopt_offload *qopt);
int lan966x_taprio_del(struct lan966x_port *port);
int lan966x_taprio_speed_set(struct lan966x_port *port, int speed);
int lan966x_tbf_add(struct lan966x_port *port,
struct tc_tbf_qopt_offload *qopt);
int lan966x_tbf_del(struct lan966x_port *port,
struct tc_tbf_qopt_offload *qopt);
int lan966x_cbs_add(struct lan966x_port *port,
struct tc_cbs_qopt_offload *qopt);
int lan966x_cbs_del(struct lan966x_port *port,
struct tc_cbs_qopt_offload *qopt);
int lan966x_ets_add(struct lan966x_port *port,
struct tc_ets_qopt_offload *qopt);
int lan966x_ets_del(struct lan966x_port *port,
struct tc_ets_qopt_offload *qopt);
int lan966x_tc_matchall(struct lan966x_port *port,
struct tc_cls_matchall_offload *f,
bool ingress);
int lan966x_police_port_add(struct lan966x_port *port,
struct flow_action *action,
struct flow_action_entry *act,
unsigned long police_id,
bool ingress,
struct netlink_ext_ack *extack);
int lan966x_police_port_del(struct lan966x_port *port,
unsigned long police_id,
struct netlink_ext_ack *extack);
void lan966x_police_port_stats(struct lan966x_port *port,
struct flow_stats *stats);
int lan966x_mirror_port_add(struct lan966x_port *port,
struct flow_action_entry *action,
unsigned long mirror_id,
bool ingress,
struct netlink_ext_ack *extack);
int lan966x_mirror_port_del(struct lan966x_port *port,
bool ingress,
struct netlink_ext_ack *extack);
void lan966x_mirror_port_stats(struct lan966x_port *port,
struct flow_stats *stats,
bool ingress);
int lan966x_xdp_port_init(struct lan966x_port *port);
void lan966x_xdp_port_deinit(struct lan966x_port *port);
int lan966x_xdp(struct net_device *dev, struct netdev_bpf *xdp);
int lan966x_xdp_run(struct lan966x_port *port,
struct page *page,
u32 data_len);
int lan966x_xdp_xmit(struct net_device *dev,
int n,
struct xdp_frame **frames,
u32 flags);
bool lan966x_xdp_present(struct lan966x *lan966x);
static inline bool lan966x_xdp_port_present(struct lan966x_port *port)
{
return !!port->xdp_prog;
}
int lan966x_vcap_init(struct lan966x *lan966x);
void lan966x_vcap_deinit(struct lan966x *lan966x);
#if defined(CONFIG_DEBUG_FS)
int lan966x_vcap_port_info(struct net_device *dev,
struct vcap_admin *admin,
struct vcap_output_print *out);
#else
static inline int lan966x_vcap_port_info(struct net_device *dev,
struct vcap_admin *admin,
struct vcap_output_print *out)
{
return 0;
}
#endif
int lan966x_tc_flower(struct lan966x_port *port,
struct flow_cls_offload *f,
bool ingress);
int lan966x_goto_port_add(struct lan966x_port *port,
int from_cid, int to_cid,
unsigned long goto_id,
struct netlink_ext_ack *extack);
int lan966x_goto_port_del(struct lan966x_port *port,
unsigned long goto_id,
struct netlink_ext_ack *extack);
#ifdef CONFIG_LAN966X_DCB
void lan966x_dcb_init(struct lan966x *lan966x);
#else
static inline void lan966x_dcb_init(struct lan966x *lan966x)
{
}
#endif
static inline void __iomem *lan_addr(void __iomem *base[],
int id, int tinst, int tcnt,
int gbase, int ginst,
int gcnt, int gwidth,
int raddr, int rinst,
int rcnt, int rwidth)
{
WARN_ON((tinst) >= tcnt);
WARN_ON((ginst) >= gcnt);
WARN_ON((rinst) >= rcnt);
return base[id + (tinst)] +
gbase + ((ginst) * gwidth) +
raddr + ((rinst) * rwidth);
}
static inline u32 lan_rd(struct lan966x *lan966x, int id, int tinst, int tcnt,
int gbase, int ginst, int gcnt, int gwidth,
int raddr, int rinst, int rcnt, int rwidth)
{
return readl(lan_addr(lan966x->regs, id, tinst, tcnt, gbase, ginst,
gcnt, gwidth, raddr, rinst, rcnt, rwidth));
}
static inline void lan_wr(u32 val, struct lan966x *lan966x,
int id, int tinst, int tcnt,
int gbase, int ginst, int gcnt, int gwidth,
int raddr, int rinst, int rcnt, int rwidth)
{
writel(val, lan_addr(lan966x->regs, id, tinst, tcnt,
gbase, ginst, gcnt, gwidth,
raddr, rinst, rcnt, rwidth));
}
static inline void lan_rmw(u32 val, u32 mask, struct lan966x *lan966x,
int id, int tinst, int tcnt,
int gbase, int ginst, int gcnt, int gwidth,
int raddr, int rinst, int rcnt, int rwidth)
{
u32 nval;
nval = readl(lan_addr(lan966x->regs, id, tinst, tcnt, gbase, ginst,
gcnt, gwidth, raddr, rinst, rcnt, rwidth));
nval = (nval & ~mask) | (val & mask);
writel(nval, lan_addr(lan966x->regs, id, tinst, tcnt, gbase, ginst,
gcnt, gwidth, raddr, rinst, rcnt, rwidth));
}
#endif /* __LAN966X_MAIN_H__ */
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