1 /* Broadcom NetXtreme-C/E network driver.
3 * Copyright (c) 2016 Broadcom Limited
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation.
13 #define BNXT_ROCE_ULP 0
14 #define BNXT_OTHER_ULP 1
15 #define BNXT_MAX_ULP 2
17 #define BNXT_MIN_ROCE_CP_RINGS 2
18 #define BNXT_MIN_ROCE_STAT_CTXS 1
20 struct hwrm_async_event_cmpl;
24 /* async_notifier() cannot sleep (in BH context) */
25 void (*ulp_async_notifier)(void *, struct hwrm_async_event_cmpl *);
26 void (*ulp_stop)(void *);
27 void (*ulp_start)(void *);
28 void (*ulp_sriov_config)(void *, int);
29 void (*ulp_shutdown)(void *);
32 struct bnxt_msix_entry {
48 struct bnxt_ulp_ops __rcu *ulp_ops;
49 unsigned long *async_events_bmap;
50 u16 max_async_event_id;
56 struct net_device *net;
59 #define BNXT_EN_FLAG_ROCEV1_CAP 0x1
60 #define BNXT_EN_FLAG_ROCEV2_CAP 0x2
61 #define BNXT_EN_FLAG_ROCE_CAP (BNXT_EN_FLAG_ROCEV1_CAP | \
62 BNXT_EN_FLAG_ROCEV2_CAP)
63 const struct bnxt_en_ops *en_ops;
64 struct bnxt_ulp ulp_tbl[BNXT_MAX_ULP];
68 int (*bnxt_register_device)(struct bnxt_en_dev *, int,
69 struct bnxt_ulp_ops *, void *);
70 int (*bnxt_unregister_device)(struct bnxt_en_dev *, int);
71 int (*bnxt_request_msix)(struct bnxt_en_dev *, int,
72 struct bnxt_msix_entry *, int);
73 int (*bnxt_free_msix)(struct bnxt_en_dev *, int);
74 int (*bnxt_send_fw_msg)(struct bnxt_en_dev *, int,
75 struct bnxt_fw_msg *);
76 int (*bnxt_register_fw_async_events)(struct bnxt_en_dev *, int,
77 unsigned long *, u16);
80 static inline bool bnxt_ulp_registered(struct bnxt_en_dev *edev, int ulp_id)
82 if (edev && rcu_access_pointer(edev->ulp_tbl[ulp_id].ulp_ops))
87 void bnxt_subtract_ulp_resources(struct bnxt *bp, int ulp_id);
88 void bnxt_ulp_stop(struct bnxt *bp);
89 void bnxt_ulp_start(struct bnxt *bp);
90 void bnxt_ulp_sriov_cfg(struct bnxt *bp, int num_vfs);
91 void bnxt_ulp_shutdown(struct bnxt *bp);
92 void bnxt_ulp_async_events(struct bnxt *bp, struct hwrm_async_event_cmpl *cmpl);
93 struct bnxt_en_dev *bnxt_ulp_probe(struct net_device *dev);