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