diff options
Diffstat (limited to 'drivers/net/ethernet/pensando/ionic/ionic.h')
| -rw-r--r-- | drivers/net/ethernet/pensando/ionic/ionic.h | 97 |
1 files changed, 97 insertions, 0 deletions
diff --git a/drivers/net/ethernet/pensando/ionic/ionic.h b/drivers/net/ethernet/pensando/ionic/ionic.h new file mode 100644 index 000000000..602f4d45d --- /dev/null +++ b/drivers/net/ethernet/pensando/ionic/ionic.h @@ -0,0 +1,97 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* Copyright(c) 2017 - 2019 Pensando Systems, Inc */ + +#ifndef _IONIC_H_ +#define _IONIC_H_ + +struct ionic_lif; + +#include "ionic_if.h" +#include "ionic_dev.h" +#include "ionic_devlink.h" + +#define IONIC_DRV_NAME "ionic" +#define IONIC_DRV_DESCRIPTION "Pensando Ethernet NIC Driver" + +#define PCI_VENDOR_ID_PENSANDO 0x1dd8 + +#define PCI_DEVICE_ID_PENSANDO_IONIC_ETH_PF 0x1002 +#define PCI_DEVICE_ID_PENSANDO_IONIC_ETH_VF 0x1003 + +#define DEVCMD_TIMEOUT 5 +#define IONIC_ADMINQ_TIME_SLICE msecs_to_jiffies(100) + +#define IONIC_PHC_UPDATE_NS 10000000000 /* 10s in nanoseconds */ +#define NORMAL_PPB 1000000000 /* one billion parts per billion */ +#define SCALED_PPM (1000000ull << 16) /* 2^16 million parts per 2^16 million */ + +struct ionic_vf { + u16 index; + u8 macaddr[6]; + __le32 maxrate; + __le16 vlanid; + u8 spoofchk; + u8 trusted; + u8 linkstate; + dma_addr_t stats_pa; + struct ionic_lif_stats stats; +}; + +struct ionic { + struct pci_dev *pdev; + struct device *dev; + struct devlink_port dl_port; + struct ionic_dev idev; + struct mutex dev_cmd_lock; /* lock for dev_cmd operations */ + struct dentry *dentry; + struct ionic_dev_bar bars[IONIC_BARS_MAX]; + unsigned int num_bars; + struct ionic_identity ident; + struct ionic_lif *lif; + unsigned int nnqs_per_lif; + unsigned int neqs_per_lif; + unsigned int ntxqs_per_lif; + unsigned int nrxqs_per_lif; + unsigned int nintrs; + DECLARE_BITMAP(intrs, IONIC_INTR_CTRL_REGS_MAX); + struct work_struct nb_work; + struct notifier_block nb; + struct rw_semaphore vf_op_lock; /* lock for VF operations */ + struct ionic_vf *vfs; + int num_vfs; + struct timer_list watchdog_timer; + int watchdog_period; +}; + +struct ionic_admin_ctx { + struct completion work; + union ionic_adminq_cmd cmd; + union ionic_adminq_comp comp; +}; + +int ionic_adminq_post(struct ionic_lif *lif, struct ionic_admin_ctx *ctx); +int ionic_adminq_wait(struct ionic_lif *lif, struct ionic_admin_ctx *ctx, + const int err, const bool do_msg); +int ionic_adminq_post_wait(struct ionic_lif *lif, struct ionic_admin_ctx *ctx); +int ionic_adminq_post_wait_nomsg(struct ionic_lif *lif, struct ionic_admin_ctx *ctx); +void ionic_adminq_netdev_err_print(struct ionic_lif *lif, u8 opcode, + u8 status, int err); + +int ionic_dev_cmd_wait(struct ionic *ionic, unsigned long max_wait); +int ionic_dev_cmd_wait_nomsg(struct ionic *ionic, unsigned long max_wait); +void ionic_dev_cmd_dev_err_print(struct ionic *ionic, u8 opcode, u8 status, + int err); +int ionic_set_dma_mask(struct ionic *ionic); +int ionic_setup(struct ionic *ionic); + +int ionic_identify(struct ionic *ionic); +int ionic_init(struct ionic *ionic); +int ionic_reset(struct ionic *ionic); + +int ionic_port_identify(struct ionic *ionic); +int ionic_port_init(struct ionic *ionic); +int ionic_port_reset(struct ionic *ionic); + +const char *ionic_vf_attr_to_str(enum ionic_vf_attr attr); + +#endif /* _IONIC_H_ */ |