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1/* SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause */
2/*
3 * Copyright (C) 2017 Intel Deutschland GmbH
4 * Copyright (C) 2018-2023 Intel Corporation
5 */
6#ifndef __iwl_fw_acpi__
7#define __iwl_fw_acpi__
8
9#include <linux/acpi.h>
10#include "fw/api/commands.h"
11#include "fw/api/power.h"
12#include "fw/api/phy.h"
13#include "fw/api/nvm-reg.h"
14#include "fw/api/config.h"
15#include "fw/img.h"
16#include "iwl-trans.h"
17
18
19#define ACPI_WRDS_METHOD "WRDS"
20#define ACPI_EWRD_METHOD "EWRD"
21#define ACPI_WGDS_METHOD "WGDS"
22#define ACPI_WRDD_METHOD "WRDD"
23#define ACPI_SPLC_METHOD "SPLC"
24#define ACPI_ECKV_METHOD "ECKV"
25#define ACPI_PPAG_METHOD "PPAG"
26#define ACPI_WTAS_METHOD "WTAS"
27#define ACPI_WPFC_METHOD "WPFC"
28
29#define ACPI_WIFI_DOMAIN (0x07)
30
31#define ACPI_SAR_PROFILE_NUM 4
32
33#define ACPI_NUM_GEO_PROFILES 3
34#define ACPI_NUM_GEO_PROFILES_REV3 8
35#define ACPI_GEO_PER_CHAIN_SIZE 3
36
37#define ACPI_SAR_NUM_CHAINS_REV0 2
38#define ACPI_SAR_NUM_CHAINS_REV1 2
39#define ACPI_SAR_NUM_CHAINS_REV2 4
40#define ACPI_SAR_NUM_SUB_BANDS_REV0 5
41#define ACPI_SAR_NUM_SUB_BANDS_REV1 11
42#define ACPI_SAR_NUM_SUB_BANDS_REV2 11
43
44#define ACPI_WRDS_WIFI_DATA_SIZE_REV0 (ACPI_SAR_NUM_CHAINS_REV0 * \
45 ACPI_SAR_NUM_SUB_BANDS_REV0 + 2)
46#define ACPI_WRDS_WIFI_DATA_SIZE_REV1 (ACPI_SAR_NUM_CHAINS_REV1 * \
47 ACPI_SAR_NUM_SUB_BANDS_REV1 + 2)
48#define ACPI_WRDS_WIFI_DATA_SIZE_REV2 (ACPI_SAR_NUM_CHAINS_REV2 * \
49 ACPI_SAR_NUM_SUB_BANDS_REV2 + 2)
50#define ACPI_EWRD_WIFI_DATA_SIZE_REV0 ((ACPI_SAR_PROFILE_NUM - 1) * \
51 ACPI_SAR_NUM_CHAINS_REV0 * \
52 ACPI_SAR_NUM_SUB_BANDS_REV0 + 3)
53#define ACPI_EWRD_WIFI_DATA_SIZE_REV1 ((ACPI_SAR_PROFILE_NUM - 1) * \
54 ACPI_SAR_NUM_CHAINS_REV1 * \
55 ACPI_SAR_NUM_SUB_BANDS_REV1 + 3)
56#define ACPI_EWRD_WIFI_DATA_SIZE_REV2 ((ACPI_SAR_PROFILE_NUM - 1) * \
57 ACPI_SAR_NUM_CHAINS_REV2 * \
58 ACPI_SAR_NUM_SUB_BANDS_REV2 + 3)
59#define ACPI_WPFC_WIFI_DATA_SIZE 4 /* 4 filter config words */
60
61/* revision 0 and 1 are identical, except for the semantics in the FW */
62#define ACPI_GEO_NUM_BANDS_REV0 2
63#define ACPI_GEO_NUM_BANDS_REV2 3
64#define ACPI_GEO_NUM_CHAINS 2
65
66#define ACPI_WRDD_WIFI_DATA_SIZE 2
67#define ACPI_SPLC_WIFI_DATA_SIZE 2
68#define ACPI_ECKV_WIFI_DATA_SIZE 2
69
70/*
71 * TAS size: 1 elelment for type,
72 * 1 element for enabled field,
73 * 1 element for block list size,
74 * 16 elements for block list array
75 */
76#define APCI_WTAS_BLACK_LIST_MAX 16
77#define ACPI_WTAS_WIFI_DATA_SIZE (3 + APCI_WTAS_BLACK_LIST_MAX)
78#define ACPI_WTAS_ENABLED_MSK 0x1
79#define ACPI_WTAS_OVERRIDE_IEC_MSK 0x2
80#define ACPI_WTAS_ENABLE_IEC_MSK 0x4
81#define ACPI_WTAS_OVERRIDE_IEC_POS 0x1
82#define ACPI_WTAS_ENABLE_IEC_POS 0x2
83#define ACPI_WTAS_USA_UHB_MSK BIT(16)
84#define ACPI_WTAS_USA_UHB_POS 16
85
86
87#define ACPI_PPAG_WIFI_DATA_SIZE_V1 ((IWL_NUM_CHAIN_LIMITS * \
88 IWL_NUM_SUB_BANDS_V1) + 2)
89#define ACPI_PPAG_WIFI_DATA_SIZE_V2 ((IWL_NUM_CHAIN_LIMITS * \
90 IWL_NUM_SUB_BANDS_V2) + 2)
91
92/* PPAG gain value bounds in 1/8 dBm */
93#define ACPI_PPAG_MIN_LB -16
94#define ACPI_PPAG_MAX_LB 24
95#define ACPI_PPAG_MIN_HB -16
96#define ACPI_PPAG_MAX_HB 40
97#define ACPI_PPAG_MASK 3
98#define IWL_PPAG_ETSI_MASK BIT(0)
99
100#define IWL_SAR_ENABLE_MSK BIT(0)
101#define IWL_REDUCE_POWER_FLAGS_POS 1
102
103/*
104 * The profile for revision 2 is a superset of revision 1, which is in
105 * turn a superset of revision 0. So we can store all revisions
106 * inside revision 2, which is what we represent here.
107 */
108struct iwl_sar_profile_chain {
109 u8 subbands[ACPI_SAR_NUM_SUB_BANDS_REV2];
110};
111
112struct iwl_sar_profile {
113 bool enabled;
114 struct iwl_sar_profile_chain chains[ACPI_SAR_NUM_CHAINS_REV2];
115};
116
117/* Same thing as with SAR, all revisions fit in revision 2 */
118struct iwl_geo_profile_band {
119 u8 max;
120 u8 chains[ACPI_GEO_NUM_CHAINS];
121};
122
123struct iwl_geo_profile {
124 struct iwl_geo_profile_band bands[ACPI_GEO_NUM_BANDS_REV2];
125};
126
127/* Same thing as with SAR, all revisions fit in revision 2 */
128struct iwl_ppag_chain {
129 s8 subbands[ACPI_SAR_NUM_SUB_BANDS_REV2];
130};
131
132enum iwl_dsm_funcs_rev_0 {
133 DSM_FUNC_QUERY = 0,
134 DSM_FUNC_DISABLE_SRD = 1,
135 DSM_FUNC_ENABLE_INDONESIA_5G2 = 2,
136 DSM_FUNC_ENABLE_6E = 3,
137 DSM_FUNC_REGULATORY_CONFIG = 4,
138 DSM_FUNC_11AX_ENABLEMENT = 6,
139 DSM_FUNC_ENABLE_UNII4_CHAN = 7,
140 DSM_FUNC_ACTIVATE_CHANNEL = 8,
141 DSM_FUNC_FORCE_DISABLE_CHANNELS = 9,
142 DSM_FUNC_ENERGY_DETECTION_THRESHOLD = 10,
143};
144
145enum iwl_dsm_values_srd {
146 DSM_VALUE_SRD_ACTIVE,
147 DSM_VALUE_SRD_PASSIVE,
148 DSM_VALUE_SRD_DISABLE,
149 DSM_VALUE_SRD_MAX
150};
151
152enum iwl_dsm_values_indonesia {
153 DSM_VALUE_INDONESIA_DISABLE,
154 DSM_VALUE_INDONESIA_ENABLE,
155 DSM_VALUE_INDONESIA_RESERVED,
156 DSM_VALUE_INDONESIA_MAX
157};
158
159/* DSM RFI uses a different GUID, so need separate definitions */
160
161#define DSM_RFI_FUNC_ENABLE 3
162
163enum iwl_dsm_values_rfi {
164 DSM_VALUE_RFI_ENABLE,
165 DSM_VALUE_RFI_DISABLE,
166 DSM_VALUE_RFI_MAX
167};
168
169enum iwl_dsm_masks_reg {
170 DSM_MASK_CHINA_22_REG = BIT(2)
171};
172
173#ifdef CONFIG_ACPI
174
175struct iwl_fw_runtime;
176
177extern const guid_t iwl_guid;
178extern const guid_t iwl_rfi_guid;
179
180int iwl_acpi_get_dsm_u8(struct device *dev, int rev, int func,
181 const guid_t *guid, u8 *value);
182
183int iwl_acpi_get_dsm_u32(struct device *dev, int rev, int func,
184 const guid_t *guid, u32 *value);
185
186/**
187 * iwl_acpi_get_mcc - read MCC from ACPI, if available
188 *
189 * @dev: the struct device
190 * @mcc: output buffer (3 bytes) that will get the MCC
191 *
192 * This function tries to read the current MCC from ACPI if available.
193 */
194int iwl_acpi_get_mcc(struct device *dev, char *mcc);
195
196u64 iwl_acpi_get_pwr_limit(struct device *dev);
197
198/*
199 * iwl_acpi_get_eckv - read external clock validation from ACPI, if available
200 *
201 * @dev: the struct device
202 * @extl_clk: output var (2 bytes) that will get the clk indication.
203 *
204 * This function tries to read the external clock indication
205 * from ACPI if available.
206 */
207int iwl_acpi_get_eckv(struct device *dev, u32 *extl_clk);
208
209int iwl_sar_select_profile(struct iwl_fw_runtime *fwrt,
210 __le16 *per_chain, u32 n_tables, u32 n_subbands,
211 int prof_a, int prof_b);
212
213int iwl_sar_get_wrds_table(struct iwl_fw_runtime *fwrt);
214
215int iwl_sar_get_ewrd_table(struct iwl_fw_runtime *fwrt);
216
217int iwl_sar_get_wgds_table(struct iwl_fw_runtime *fwrt);
218
219bool iwl_sar_geo_support(struct iwl_fw_runtime *fwrt);
220
221int iwl_sar_geo_init(struct iwl_fw_runtime *fwrt,
222 struct iwl_per_chain_offset *table,
223 u32 n_bands, u32 n_profiles);
224
225int iwl_acpi_get_tas(struct iwl_fw_runtime *fwrt,
226 union iwl_tas_config_cmd *cmd, int fw_ver);
227
228__le32 iwl_acpi_get_lari_config_bitmap(struct iwl_fw_runtime *fwrt);
229
230int iwl_acpi_get_ppag_table(struct iwl_fw_runtime *fwrt);
231
232int iwl_read_ppag_table(struct iwl_fw_runtime *fwrt, union iwl_ppag_table_cmd *cmd,
233 int *cmd_size);
234
235bool iwl_acpi_is_ppag_approved(struct iwl_fw_runtime *fwrt);
236
237void iwl_acpi_get_phy_filters(struct iwl_fw_runtime *fwrt,
238 struct iwl_phy_specific_cfg *filters);
239
240#else /* CONFIG_ACPI */
241
242static inline void *iwl_acpi_get_dsm_object(struct device *dev, int rev,
243 int func, union acpi_object *args)
244{
245 return ERR_PTR(-ENOENT);
246}
247
248static inline int iwl_acpi_get_dsm_u8(struct device *dev, int rev, int func,
249 const guid_t *guid, u8 *value)
250{
251 return -ENOENT;
252}
253
254static inline int iwl_acpi_get_dsm_u32(struct device *dev, int rev, int func,
255 const guid_t *guid, u32 *value)
256{
257 return -ENOENT;
258}
259
260static inline int iwl_acpi_get_mcc(struct device *dev, char *mcc)
261{
262 return -ENOENT;
263}
264
265static inline u64 iwl_acpi_get_pwr_limit(struct device *dev)
266{
267 return 0;
268}
269
270static inline int iwl_acpi_get_eckv(struct device *dev, u32 *extl_clk)
271{
272 return -ENOENT;
273}
274
275static inline int iwl_sar_select_profile(struct iwl_fw_runtime *fwrt,
276 __le16 *per_chain, u32 n_tables, u32 n_subbands,
277 int prof_a, int prof_b)
278{
279 return -ENOENT;
280}
281
282static inline int iwl_sar_get_wrds_table(struct iwl_fw_runtime *fwrt)
283{
284 return -ENOENT;
285}
286
287static inline int iwl_sar_get_ewrd_table(struct iwl_fw_runtime *fwrt)
288{
289 return -ENOENT;
290}
291
292static inline int iwl_sar_get_wgds_table(struct iwl_fw_runtime *fwrt)
293{
294 return 1;
295}
296
297static inline bool iwl_sar_geo_support(struct iwl_fw_runtime *fwrt)
298{
299 return false;
300}
301
302static inline int iwl_acpi_get_tas(struct iwl_fw_runtime *fwrt,
303 union iwl_tas_config_cmd *cmd, int fw_ver)
304{
305 return -ENOENT;
306}
307
308static inline __le32 iwl_acpi_get_lari_config_bitmap(struct iwl_fw_runtime *fwrt)
309{
310 return 0;
311}
312
313static inline int iwl_acpi_get_ppag_table(struct iwl_fw_runtime *fwrt)
314{
315 return -ENOENT;
316}
317
318static inline int iwl_read_ppag_table(struct iwl_fw_runtime *fwrt,
319 union iwl_ppag_table_cmd *cmd, int *cmd_size)
320{
321 return -ENOENT;
322}
323
324static inline bool iwl_acpi_is_ppag_approved(struct iwl_fw_runtime *fwrt)
325{
326 return false;
327}
328
329static inline void iwl_acpi_get_phy_filters(struct iwl_fw_runtime *fwrt,
330 struct iwl_phy_specific_cfg *filters)
331{
332}
333
334#endif /* CONFIG_ACPI */
335
336#endif /* __iwl_fw_acpi__ */
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) 2017 Intel Deutschland GmbH
9 *
10 * This program is free software; you can redistribute it and/or modify
11 * it 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
15 * WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
17 * General Public License for more details.
18 *
19 * You should have received a copy of the GNU General Public License
20 * along with this program;
21 *
22 * The full GNU General Public License is included in this distribution
23 * in the file called COPYING.
24 *
25 * Contact Information:
26 * Intel Linux Wireless <linuxwifi@intel.com>
27 * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
28 *
29 * BSD LICENSE
30 *
31 * Copyright(c) 2017 Intel Deutschland GmbH
32 * All rights reserved.
33 *
34 * Redistribution and use in source and binary forms, with or without
35 * modification, are permitted provided that the following conditions
36 * are met:
37 *
38 * * Redistributions of source code must retain the above copyright
39 * notice, this list of conditions and the following disclaimer.
40 * * Redistributions in binary form must reproduce the above copyright
41 * notice, this list of conditions and the following disclaimer in
42 * the documentation and/or other materials provided with the
43 * distribution.
44 * * Neither the name Intel Corporation nor the names of its
45 * contributors may be used to endorse or promote products derived
46 * from this software without specific prior written permission.
47 *
48 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
49 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
50 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
51 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
52 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
53 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
54 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
55 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
56 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
57 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
58 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
59 *
60 *****************************************************************************/
61#ifndef __iwl_fw_acpi__
62#define __iwl_fw_acpi__
63
64#include <linux/acpi.h>
65
66#define ACPI_WRDS_METHOD "WRDS"
67#define ACPI_EWRD_METHOD "EWRD"
68#define ACPI_WGDS_METHOD "WGDS"
69#define ACPI_WRDD_METHOD "WRDD"
70#define ACPI_SPLC_METHOD "SPLC"
71
72#define ACPI_WIFI_DOMAIN (0x07)
73
74#define ACPI_SAR_TABLE_SIZE 10
75#define ACPI_SAR_PROFILE_NUM 4
76
77#define ACPI_GEO_TABLE_SIZE 6
78#define ACPI_NUM_GEO_PROFILES 3
79#define ACPI_GEO_PER_CHAIN_SIZE 3
80
81#define ACPI_SAR_NUM_CHAIN_LIMITS 2
82#define ACPI_SAR_NUM_SUB_BANDS 5
83
84#define ACPI_WRDS_WIFI_DATA_SIZE (ACPI_SAR_TABLE_SIZE + 2)
85#define ACPI_EWRD_WIFI_DATA_SIZE ((ACPI_SAR_PROFILE_NUM - 1) * \
86 ACPI_SAR_TABLE_SIZE + 3)
87#define ACPI_WGDS_WIFI_DATA_SIZE 18
88#define ACPI_WRDD_WIFI_DATA_SIZE 2
89#define ACPI_SPLC_WIFI_DATA_SIZE 2
90
91#define ACPI_WGDS_NUM_BANDS 2
92#define ACPI_WGDS_TABLE_SIZE 3
93
94#ifdef CONFIG_ACPI
95
96void *iwl_acpi_get_object(struct device *dev, acpi_string method);
97union acpi_object *iwl_acpi_get_wifi_pkg(struct device *dev,
98 union acpi_object *data,
99 int data_size);
100
101/**
102 * iwl_acpi_get_mcc - read MCC from ACPI, if available
103 *
104 * @dev: the struct device
105 * @mcc: output buffer (3 bytes) that will get the MCC
106 *
107 * This function tries to read the current MCC from ACPI if available.
108 */
109int iwl_acpi_get_mcc(struct device *dev, char *mcc);
110
111u64 iwl_acpi_get_pwr_limit(struct device *dev);
112
113#else /* CONFIG_ACPI */
114
115static inline void *iwl_acpi_get_object(struct device *dev, acpi_string method)
116{
117 return ERR_PTR(-ENOENT);
118}
119
120static inline union acpi_object *iwl_acpi_get_wifi_pkg(struct device *dev,
121 union acpi_object *data,
122 int data_size)
123{
124 return ERR_PTR(-ENOENT);
125}
126
127static inline int iwl_acpi_get_mcc(struct device *dev, char *mcc)
128{
129 return -ENOENT;
130}
131
132static inline u64 iwl_acpi_get_pwr_limit(struct device *dev)
133{
134 return 0;
135}
136
137#endif /* CONFIG_ACPI */
138#endif /* __iwl_fw_acpi__ */