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1/******************************************************************************
2 *
3 * This file is provided under a dual BSD/GPLv2 license. When using or
4 * redistributing this file, you may do so under either license.
5 *
6 * GPL LICENSE SUMMARY
7 *
8 * Copyright (C) 2018 - 2019 Intel Corporation
9 *
10 * This program is free software; you can redistribute it and/or modify it
11 * under the terms of version 2 of the GNU General Public License as
12 * published by the Free Software Foundation.
13 *
14 * This program is distributed in the hope that it will be useful, but WITHOUT
15 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
16 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
17 * more details.
18 *
19 * The full GNU General Public License is included in this distribution in the
20 * file called COPYING.
21 *
22 * Contact Information:
23 * Intel Linux Wireless <linuxwifi@intel.com>
24 * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
25 *
26 * BSD LICENSE
27 *
28 * Copyright (C) 2018 - 2019 Intel Corporation
29 * All rights reserved.
30 *
31 * Redistribution and use in source and binary forms, with or without
32 * modification, are permitted provided that the following conditions
33 * are met:
34 *
35 * * Redistributions of source code must retain the above copyright
36 * notice, this list of conditions and the following disclaimer.
37 * * Redistributions in binary form must reproduce the above copyright
38 * notice, this list of conditions and the following disclaimer in
39 * the documentation and/or other materials provided with the
40 * distribution.
41 * * Neither the name Intel Corporation nor the names of its
42 * contributors may be used to endorse or promote products derived
43 * from this software without specific prior written permission.
44 *
45 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
46 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
47 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
48 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
49 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
50 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
51 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
52 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
53 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
54 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
55 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
56 *
57 *****************************************************************************/
58#ifndef __iwl_io_h__
59#define __iwl_io_h__
60
61#include "iwl-devtrace.h"
62#include "iwl-trans.h"
63
64void iwl_write8(struct iwl_trans *trans, u32 ofs, u8 val);
65void iwl_write32(struct iwl_trans *trans, u32 ofs, u32 val);
66void iwl_write64(struct iwl_trans *trans, u64 ofs, u64 val);
67u32 iwl_read32(struct iwl_trans *trans, u32 ofs);
68
69static inline void iwl_set_bit(struct iwl_trans *trans, u32 reg, u32 mask)
70{
71 iwl_trans_set_bits_mask(trans, reg, mask, mask);
72}
73
74static inline void iwl_clear_bit(struct iwl_trans *trans, u32 reg, u32 mask)
75{
76 iwl_trans_set_bits_mask(trans, reg, mask, 0);
77}
78
79int iwl_poll_bit(struct iwl_trans *trans, u32 addr,
80 u32 bits, u32 mask, int timeout);
81int iwl_poll_direct_bit(struct iwl_trans *trans, u32 addr, u32 mask,
82 int timeout);
83
84u32 iwl_read_direct32(struct iwl_trans *trans, u32 reg);
85void iwl_write_direct32(struct iwl_trans *trans, u32 reg, u32 value);
86void iwl_write_direct64(struct iwl_trans *trans, u64 reg, u64 value);
87
88
89u32 iwl_read_prph_no_grab(struct iwl_trans *trans, u32 ofs);
90u32 iwl_read_prph(struct iwl_trans *trans, u32 ofs);
91void iwl_write_prph_no_grab(struct iwl_trans *trans, u32 ofs, u32 val);
92void iwl_write_prph64_no_grab(struct iwl_trans *trans, u64 ofs, u64 val);
93void iwl_write_prph(struct iwl_trans *trans, u32 ofs, u32 val);
94int iwl_poll_prph_bit(struct iwl_trans *trans, u32 addr,
95 u32 bits, u32 mask, int timeout);
96void iwl_set_bits_prph(struct iwl_trans *trans, u32 ofs, u32 mask);
97void iwl_set_bits_mask_prph(struct iwl_trans *trans, u32 ofs,
98 u32 bits, u32 mask);
99void iwl_clear_bits_prph(struct iwl_trans *trans, u32 ofs, u32 mask);
100void iwl_force_nmi(struct iwl_trans *trans);
101
102int iwl_finish_nic_init(struct iwl_trans *trans,
103 const struct iwl_cfg_trans_params *cfg_trans);
104
105/* Error handling */
106int iwl_dump_fh(struct iwl_trans *trans, char **buf);
107
108/*
109 * UMAC periphery address space changed from 0xA00000 to 0xD00000 starting from
110 * device family AX200. So peripheries used in families above and below AX200
111 * should go through iwl_..._umac_..._prph.
112 */
113static inline u32 iwl_umac_prph(struct iwl_trans *trans, u32 ofs)
114{
115 return ofs + trans->trans_cfg->umac_prph_offset;
116}
117
118static inline u32 iwl_read_umac_prph_no_grab(struct iwl_trans *trans, u32 ofs)
119{
120 return iwl_read_prph_no_grab(trans, ofs +
121 trans->trans_cfg->umac_prph_offset);
122}
123
124static inline u32 iwl_read_umac_prph(struct iwl_trans *trans, u32 ofs)
125{
126 return iwl_read_prph(trans, ofs + trans->trans_cfg->umac_prph_offset);
127}
128
129static inline void iwl_write_umac_prph_no_grab(struct iwl_trans *trans, u32 ofs,
130 u32 val)
131{
132 iwl_write_prph_no_grab(trans, ofs + trans->trans_cfg->umac_prph_offset,
133 val);
134}
135
136static inline void iwl_write_umac_prph(struct iwl_trans *trans, u32 ofs,
137 u32 val)
138{
139 iwl_write_prph(trans, ofs + trans->trans_cfg->umac_prph_offset, val);
140}
141
142static inline int iwl_poll_umac_prph_bit(struct iwl_trans *trans, u32 addr,
143 u32 bits, u32 mask, int timeout)
144{
145 return iwl_poll_prph_bit(trans, addr +
146 trans->trans_cfg->umac_prph_offset,
147 bits, mask, timeout);
148}
149
150#endif