104 lines · c
1/* SPDX-License-Identifier: GPL-2.0 */2/* Copyright(c) 2017 - 2019 Pensando Systems, Inc */3 4#ifndef _IONIC_H_5#define _IONIC_H_6 7struct ionic_lif;8 9#include "ionic_if.h"10#include "ionic_dev.h"11#include "ionic_devlink.h"12 13#define IONIC_DRV_NAME "ionic"14#define IONIC_DRV_DESCRIPTION "Pensando Ethernet NIC Driver"15 16#define PCI_VENDOR_ID_PENSANDO 0x1dd817 18#define PCI_DEVICE_ID_PENSANDO_IONIC_ETH_PF 0x100219#define PCI_DEVICE_ID_PENSANDO_IONIC_ETH_VF 0x100320 21#define IONIC_ASIC_TYPE_ELBA 222 23#define DEVCMD_TIMEOUT 524#define IONIC_ADMINQ_TIME_SLICE msecs_to_jiffies(100)25 26#define IONIC_PHC_UPDATE_NS 10000000000 /* 10s in nanoseconds */27#define NORMAL_PPB 1000000000 /* one billion parts per billion */28#define SCALED_PPM (1000000ull << 16) /* 2^16 million parts per 2^16 million */29 30struct ionic_vf {31 u16 index;32 u8 macaddr[6];33 __le32 maxrate;34 __le16 vlanid;35 u8 spoofchk;36 u8 trusted;37 u8 linkstate;38 dma_addr_t stats_pa;39 struct ionic_lif_stats stats;40};41 42struct ionic {43 struct pci_dev *pdev;44 struct device *dev;45 struct devlink_port dl_port;46 struct ionic_dev idev;47 struct mutex dev_cmd_lock; /* lock for dev_cmd operations */48 struct dentry *dentry;49 struct ionic_dev_bar bars[IONIC_BARS_MAX];50 unsigned int num_bars;51 struct ionic_identity ident;52 struct workqueue_struct *wq;53 struct ionic_lif *lif;54 unsigned int nnqs_per_lif;55 unsigned int neqs_per_lif;56 unsigned int ntxqs_per_lif;57 unsigned int nrxqs_per_lif;58 unsigned int nintrs;59 DECLARE_BITMAP(intrs, IONIC_INTR_CTRL_REGS_MAX);60 cpumask_var_t *affinity_masks;61 struct delayed_work doorbell_check_dwork;62 struct work_struct nb_work;63 struct notifier_block nb;64 struct rw_semaphore vf_op_lock; /* lock for VF operations */65 struct ionic_vf *vfs;66 int num_vfs;67 struct timer_list watchdog_timer;68 int watchdog_period;69};70 71struct ionic_admin_ctx {72 struct completion work;73 union ionic_adminq_cmd cmd;74 union ionic_adminq_comp comp;75};76 77int ionic_adminq_post(struct ionic_lif *lif, struct ionic_admin_ctx *ctx);78int ionic_adminq_wait(struct ionic_lif *lif, struct ionic_admin_ctx *ctx,79 const int err, const bool do_msg);80int ionic_adminq_post_wait(struct ionic_lif *lif, struct ionic_admin_ctx *ctx);81int ionic_adminq_post_wait_nomsg(struct ionic_lif *lif, struct ionic_admin_ctx *ctx);82void ionic_adminq_netdev_err_print(struct ionic_lif *lif, u8 opcode,83 u8 status, int err);84bool ionic_notifyq_service(struct ionic_cq *cq);85bool ionic_adminq_service(struct ionic_cq *cq);86 87int ionic_dev_cmd_wait(struct ionic *ionic, unsigned long max_wait);88int ionic_dev_cmd_wait_nomsg(struct ionic *ionic, unsigned long max_wait);89void ionic_dev_cmd_dev_err_print(struct ionic *ionic, u8 opcode, u8 status,90 int err);91int ionic_setup(struct ionic *ionic);92 93int ionic_identify(struct ionic *ionic);94int ionic_init(struct ionic *ionic);95int ionic_reset(struct ionic *ionic);96 97int ionic_port_identify(struct ionic *ionic);98int ionic_port_init(struct ionic *ionic);99int ionic_port_reset(struct ionic *ionic);100 101bool ionic_doorbell_wa(struct ionic *ionic);102 103#endif /* _IONIC_H_ */104