104 lines
3.0 KiB
C
104 lines
3.0 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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/* Copyright(c) 2017 - 2019 Pensando Systems, Inc */
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#ifndef _IONIC_H_
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#define _IONIC_H_
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struct ionic_lif;
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#include "ionic_if.h"
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#include "ionic_dev.h"
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#include "ionic_devlink.h"
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#define IONIC_DRV_NAME "ionic"
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#define IONIC_DRV_DESCRIPTION "Pensando Ethernet NIC Driver"
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#define PCI_VENDOR_ID_PENSANDO 0x1dd8
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#define PCI_DEVICE_ID_PENSANDO_IONIC_ETH_PF 0x1002
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#define PCI_DEVICE_ID_PENSANDO_IONIC_ETH_VF 0x1003
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#define IONIC_ASIC_TYPE_ELBA 2
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#define DEVCMD_TIMEOUT 5
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#define IONIC_ADMINQ_TIME_SLICE msecs_to_jiffies(100)
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#define IONIC_PHC_UPDATE_NS 10000000000 /* 10s in nanoseconds */
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#define NORMAL_PPB 1000000000 /* one billion parts per billion */
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#define SCALED_PPM (1000000ull << 16) /* 2^16 million parts per 2^16 million */
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struct ionic_vf {
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u16 index;
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u8 macaddr[6];
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__le32 maxrate;
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__le16 vlanid;
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u8 spoofchk;
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u8 trusted;
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u8 linkstate;
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dma_addr_t stats_pa;
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struct ionic_lif_stats stats;
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};
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struct ionic {
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struct pci_dev *pdev;
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struct device *dev;
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struct devlink_port dl_port;
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struct ionic_dev idev;
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struct mutex dev_cmd_lock; /* lock for dev_cmd operations */
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struct dentry *dentry;
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struct ionic_dev_bar bars[IONIC_BARS_MAX];
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unsigned int num_bars;
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struct ionic_identity ident;
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struct workqueue_struct *wq;
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struct ionic_lif *lif;
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unsigned int nnqs_per_lif;
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unsigned int neqs_per_lif;
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unsigned int ntxqs_per_lif;
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unsigned int nrxqs_per_lif;
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unsigned int nintrs;
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DECLARE_BITMAP(intrs, IONIC_INTR_CTRL_REGS_MAX);
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cpumask_var_t *affinity_masks;
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struct delayed_work doorbell_check_dwork;
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struct work_struct nb_work;
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struct notifier_block nb;
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struct rw_semaphore vf_op_lock; /* lock for VF operations */
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struct ionic_vf *vfs;
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int num_vfs;
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struct timer_list watchdog_timer;
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int watchdog_period;
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};
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struct ionic_admin_ctx {
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struct completion work;
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union ionic_adminq_cmd cmd;
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union ionic_adminq_comp comp;
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};
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int ionic_adminq_post(struct ionic_lif *lif, struct ionic_admin_ctx *ctx);
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int ionic_adminq_wait(struct ionic_lif *lif, struct ionic_admin_ctx *ctx,
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const int err, const bool do_msg);
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int ionic_adminq_post_wait(struct ionic_lif *lif, struct ionic_admin_ctx *ctx);
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int ionic_adminq_post_wait_nomsg(struct ionic_lif *lif, struct ionic_admin_ctx *ctx);
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void ionic_adminq_netdev_err_print(struct ionic_lif *lif, u8 opcode,
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u8 status, int err);
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bool ionic_notifyq_service(struct ionic_cq *cq);
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bool ionic_adminq_service(struct ionic_cq *cq);
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int ionic_dev_cmd_wait(struct ionic *ionic, unsigned long max_wait);
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int ionic_dev_cmd_wait_nomsg(struct ionic *ionic, unsigned long max_wait);
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void ionic_dev_cmd_dev_err_print(struct ionic *ionic, u8 opcode, u8 status,
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int err);
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int ionic_setup(struct ionic *ionic);
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int ionic_identify(struct ionic *ionic);
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int ionic_init(struct ionic *ionic);
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int ionic_reset(struct ionic *ionic);
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int ionic_port_identify(struct ionic *ionic);
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int ionic_port_init(struct ionic *ionic);
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int ionic_port_reset(struct ionic *ionic);
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bool ionic_doorbell_wa(struct ionic *ionic);
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#endif /* _IONIC_H_ */
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