LXR linux/drivers/net/ethernet/netronome/nfp/nfpcore/nfp.h

   1/* SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) */
   2/* Copyright (C) 2015-2018 Netronome Systems, Inc. */
   3
   4/*
   5 * nfp.h
   6 * Interface for NFP device access and query functions.
   7 */
   8
   9#ifndef __NFP_H__
  10#define __NFP_H__
  11
  12#include <linux/device.h>
  13#include <linux/types.h>
  14
  15#include "nfp_cpp.h"
  16
  17/* Implemented in nfp_hwinfo.c */
  18
  19struct nfp_hwinfo;
  20struct nfp_hwinfo *nfp_hwinfo_read(struct nfp_cpp *cpp);
  21const char *nfp_hwinfo_lookup(struct nfp_hwinfo *hwinfo, const char *lookup);
  22char *nfp_hwinfo_get_packed_strings(struct nfp_hwinfo *hwinfo);
  23u32 nfp_hwinfo_get_packed_str_size(struct nfp_hwinfo *hwinfo);
  24
  25/* Implemented in nfp_nsp.c, low level functions */
  26
  27struct nfp_nsp;
  28
  29struct nfp_cpp *nfp_nsp_cpp(struct nfp_nsp *state);
  30bool nfp_nsp_config_modified(struct nfp_nsp *state);
  31void nfp_nsp_config_set_modified(struct nfp_nsp *state, bool modified);
  32void *nfp_nsp_config_entries(struct nfp_nsp *state);
  33unsigned int nfp_nsp_config_idx(struct nfp_nsp *state);
  34void nfp_nsp_config_set_state(struct nfp_nsp *state, void *entries,
  35                              unsigned int idx);
  36void nfp_nsp_config_clear_state(struct nfp_nsp *state);
  37int nfp_nsp_read_eth_table(struct nfp_nsp *state, void *buf, unsigned int size);
  38int nfp_nsp_write_eth_table(struct nfp_nsp *state,
  39                            const void *buf, unsigned int size);
  40int nfp_nsp_read_identify(struct nfp_nsp *state, void *buf, unsigned int size);
  41int nfp_nsp_read_sensors(struct nfp_nsp *state, unsigned int sensor_mask,
  42                         void *buf, unsigned int size);
  43
  44/* Implemented in nfp_resource.c */
  45
  46/* All keys are CRC32-POSIX of the 8-byte identification string */
  47
  48/* ARM/PCI vNIC Interfaces 0..3 */
  49#define NFP_RESOURCE_VNIC_PCI_0         "vnic.p0"
  50#define NFP_RESOURCE_VNIC_PCI_1         "vnic.p1"
  51#define NFP_RESOURCE_VNIC_PCI_2         "vnic.p2"
  52#define NFP_RESOURCE_VNIC_PCI_3         "vnic.p3"
  53
  54/* NFP Hardware Info Database */
  55#define NFP_RESOURCE_NFP_HWINFO         "nfp.info"
  56
  57/* Service Processor */
  58#define NFP_RESOURCE_NSP                "nfp.sp"
  59#define NFP_RESOURCE_NSP_DIAG           "arm.diag"
  60
  61/* Netronone Flow Firmware Table */
  62#define NFP_RESOURCE_NFP_NFFW           "nfp.nffw"
  63
  64/* MAC Statistics Accumulator */
  65#define NFP_RESOURCE_MAC_STATISTICS     "mac.stat"
  66
  67int nfp_resource_table_init(struct nfp_cpp *cpp);
  68
  69struct nfp_resource *
  70nfp_resource_acquire(struct nfp_cpp *cpp, const char *name);
  71
  72void nfp_resource_release(struct nfp_resource *res);
  73
  74int nfp_resource_wait(struct nfp_cpp *cpp, const char *name, unsigned int secs);
  75
  76u32 nfp_resource_cpp_id(struct nfp_resource *res);
  77
  78const char *nfp_resource_name(struct nfp_resource *res);
  79
  80u64 nfp_resource_address(struct nfp_resource *res);
  81
  82u64 nfp_resource_size(struct nfp_resource *res);
  83
  84#endif /* !__NFP_H__ */
  85