1/* SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) */
2/* Copyright (C) 2015-2017 Netronome Systems, Inc. */
3
4#ifndef NFP6000_NFP6000_H
5#define NFP6000_NFP6000_H
6
7#include <linux/errno.h>
8#include <linux/types.h>
9
10/* CPP Target IDs */
11#define NFP_CPP_TARGET_INVALID 0
12#define NFP_CPP_TARGET_NBI 1
13#define NFP_CPP_TARGET_QDR 2
14#define NFP_CPP_TARGET_ILA 6
15#define NFP_CPP_TARGET_MU 7
16#define NFP_CPP_TARGET_PCIE 9
17#define NFP_CPP_TARGET_ARM 10
18#define NFP_CPP_TARGET_CRYPTO 12
19#define NFP_CPP_TARGET_ISLAND_XPB 14 /* Shared with CAP */
20#define NFP_CPP_TARGET_ISLAND_CAP 14 /* Shared with XPB */
21#define NFP_CPP_TARGET_CT_XPB 14
22#define NFP_CPP_TARGET_LOCAL_SCRATCH 15
23#define NFP_CPP_TARGET_CLS NFP_CPP_TARGET_LOCAL_SCRATCH
24
25#define NFP_ISL_EMEM0 24
26
27#define NFP_MU_ADDR_ACCESS_TYPE_MASK 3ULL
28#define NFP_MU_ADDR_ACCESS_TYPE_DIRECT 2ULL
29
30#define PUSHPULL(_pull, _push) ((_pull) << 4 | (_push) << 0)
31#define PUSH_WIDTH(_pushpull) pushpull_width((_pushpull) >> 0)
32#define PULL_WIDTH(_pushpull) pushpull_width((_pushpull) >> 4)
33
34static inline int pushpull_width(int pp)
35{
36 pp &= 0xf;
37
38 if (pp == 0)
39 return -EINVAL;
40 return 2 << pp;
41}
42
43static inline int nfp_cppat_mu_locality_lsb(int mode, bool addr40)
44{
45 switch (mode) {
46 case 0 ... 3:
47 return addr40 ? 38 : 30;
48 default:
49 return -EINVAL;
50 }
51}
52
53int nfp_target_pushpull(u32 cpp_id, u64 address);
54int nfp_target_cpp(u32 cpp_island_id, u64 cpp_island_address,
55 u32 *cpp_target_id, u64 *cpp_target_address,
56 const u32 *imb_table);
57
58#endif /* NFP6000_NFP6000_H */
59

source code of linux/drivers/net/ethernet/netronome/nfp/nfpcore/nfp6000/nfp6000.h