Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
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linux
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 0x1dd8
17
18#define PCI_DEVICE_ID_PENSANDO_IONIC_ETH_PF 0x1002
19#define PCI_DEVICE_ID_PENSANDO_IONIC_ETH_VF 0x1003
20
21#define DEVCMD_TIMEOUT 10
22
23#define IONIC_PHC_UPDATE_NS 10000000000 /* 10s in nanoseconds */
24#define NORMAL_PPB 1000000000 /* one billion parts per billion */
25#define SCALED_PPM (1000000ull << 16) /* 2^16 million parts per 2^16 million */
26
27struct ionic_vf {
28 u16 index;
29 u8 macaddr[6];
30 __le32 maxrate;
31 __le16 vlanid;
32 u8 spoofchk;
33 u8 trusted;
34 u8 linkstate;
35 dma_addr_t stats_pa;
36 struct ionic_lif_stats stats;
37};
38
39struct ionic {
40 struct pci_dev *pdev;
41 struct device *dev;
42 struct devlink_port dl_port;
43 struct ionic_dev idev;
44 struct mutex dev_cmd_lock; /* lock for dev_cmd operations */
45 struct dentry *dentry;
46 struct ionic_dev_bar bars[IONIC_BARS_MAX];
47 unsigned int num_bars;
48 struct ionic_identity ident;
49 struct ionic_lif *lif;
50 unsigned int nnqs_per_lif;
51 unsigned int neqs_per_lif;
52 unsigned int ntxqs_per_lif;
53 unsigned int nrxqs_per_lif;
54 unsigned int nintrs;
55 DECLARE_BITMAP(intrs, IONIC_INTR_CTRL_REGS_MAX);
56 struct work_struct nb_work;
57 struct notifier_block nb;
58 struct rw_semaphore vf_op_lock; /* lock for VF operations */
59 struct ionic_vf *vfs;
60 int num_vfs;
61 struct timer_list watchdog_timer;
62 int watchdog_period;
63};
64
65struct ionic_admin_ctx {
66 struct completion work;
67 union ionic_adminq_cmd cmd;
68 union ionic_adminq_comp comp;
69};
70
71int ionic_adminq_post(struct ionic_lif *lif, struct ionic_admin_ctx *ctx);
72int ionic_adminq_wait(struct ionic_lif *lif, struct ionic_admin_ctx *ctx, int err);
73int ionic_adminq_post_wait(struct ionic_lif *lif, struct ionic_admin_ctx *ctx);
74int ionic_dev_cmd_wait(struct ionic *ionic, unsigned long max_wait);
75int ionic_set_dma_mask(struct ionic *ionic);
76int ionic_setup(struct ionic *ionic);
77
78int ionic_identify(struct ionic *ionic);
79int ionic_init(struct ionic *ionic);
80int ionic_reset(struct ionic *ionic);
81
82int ionic_port_identify(struct ionic *ionic);
83int ionic_port_init(struct ionic *ionic);
84int ionic_port_reset(struct ionic *ionic);
85
86#endif /* _IONIC_H_ */