1/* SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause */
2/*
3 * Copyright (C) 2018-2021 Intel Corporation
4 */
5#ifndef __iwl_io_h__
6#define __iwl_io_h__
7
8#include "iwl-devtrace.h"
9#include "iwl-trans.h"
10
11void iwl_write8(struct iwl_trans *trans, u32 ofs, u8 val);
12void iwl_write32(struct iwl_trans *trans, u32 ofs, u32 val);
13void iwl_write64(struct iwl_trans *trans, u64 ofs, u64 val);
14u32 iwl_read32(struct iwl_trans *trans, u32 ofs);
15
16static inline void iwl_set_bit(struct iwl_trans *trans, u32 reg, u32 mask)
17{
18	iwl_trans_set_bits_mask(trans, reg, mask, mask);
19}
20
21static inline void iwl_clear_bit(struct iwl_trans *trans, u32 reg, u32 mask)
22{
23	iwl_trans_set_bits_mask(trans, reg, mask, 0);
24}
25
26int iwl_poll_bit(struct iwl_trans *trans, u32 addr,
27		 u32 bits, u32 mask, int timeout);
28int iwl_poll_direct_bit(struct iwl_trans *trans, u32 addr, u32 mask,
29			int timeout);
30
31u32 iwl_read_direct32(struct iwl_trans *trans, u32 reg);
32void iwl_write_direct32(struct iwl_trans *trans, u32 reg, u32 value);
33void iwl_write_direct64(struct iwl_trans *trans, u64 reg, u64 value);
34
35
36u32 iwl_read_prph_no_grab(struct iwl_trans *trans, u32 ofs);
37u32 iwl_read_prph(struct iwl_trans *trans, u32 ofs);
38void iwl_write_prph_no_grab(struct iwl_trans *trans, u32 ofs, u32 val);
39void iwl_write_prph64_no_grab(struct iwl_trans *trans, u64 ofs, u64 val);
40void iwl_write_prph_delay(struct iwl_trans *trans, u32 ofs,
41			  u32 val, u32 delay_ms);
42static inline void iwl_write_prph(struct iwl_trans *trans, u32 ofs, u32 val)
43{
44	iwl_write_prph_delay(trans, ofs, val, 0);
45}
46
47int iwl_poll_prph_bit(struct iwl_trans *trans, u32 addr,
48		      u32 bits, u32 mask, int timeout);
49void iwl_set_bits_prph(struct iwl_trans *trans, u32 ofs, u32 mask);
50void iwl_set_bits_mask_prph(struct iwl_trans *trans, u32 ofs,
51			    u32 bits, u32 mask);
52void iwl_clear_bits_prph(struct iwl_trans *trans, u32 ofs, u32 mask);
53void iwl_force_nmi(struct iwl_trans *trans);
54
55int iwl_finish_nic_init(struct iwl_trans *trans);
56
57/* Error handling */
58int iwl_dump_fh(struct iwl_trans *trans, char **buf);
59
60/*
61 * UMAC periphery address space changed from 0xA00000 to 0xD00000 starting from
62 * device family AX200. So peripheries used in families above and below AX200
63 * should go through iwl_..._umac_..._prph.
64 */
65static inline u32 iwl_umac_prph(struct iwl_trans *trans, u32 ofs)
66{
67	return ofs + trans->trans_cfg->umac_prph_offset;
68}
69
70static inline u32 iwl_read_umac_prph_no_grab(struct iwl_trans *trans, u32 ofs)
71{
72	return iwl_read_prph_no_grab(trans, ofs +
73				     trans->trans_cfg->umac_prph_offset);
74}
75
76static inline u32 iwl_read_umac_prph(struct iwl_trans *trans, u32 ofs)
77{
78	return iwl_read_prph(trans, ofs + trans->trans_cfg->umac_prph_offset);
79}
80
81static inline void iwl_write_umac_prph_no_grab(struct iwl_trans *trans, u32 ofs,
82					       u32 val)
83{
84	iwl_write_prph_no_grab(trans,  ofs + trans->trans_cfg->umac_prph_offset,
85			       val);
86}
87
88static inline void iwl_write_umac_prph(struct iwl_trans *trans, u32 ofs,
89				       u32 val)
90{
91	iwl_write_prph(trans,  ofs + trans->trans_cfg->umac_prph_offset, val);
92}
93
94static inline int iwl_poll_umac_prph_bit(struct iwl_trans *trans, u32 addr,
95					 u32 bits, u32 mask, int timeout)
96{
97	return iwl_poll_prph_bit(trans, addr +
98				 trans->trans_cfg->umac_prph_offset,
99				 bits, mask, timeout);
100}
101
102#endif
103