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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/* 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/regulatory.h"
11#include "fw/api/commands.h"
12#include "fw/api/power.h"
13#include "fw/api/phy.h"
14#include "fw/api/nvm-reg.h"
15#include "fw/api/config.h"
16#include "fw/img.h"
17#include "iwl-trans.h"
18
19
20#define ACPI_WRDS_METHOD "WRDS"
21#define ACPI_EWRD_METHOD "EWRD"
22#define ACPI_WGDS_METHOD "WGDS"
23#define ACPI_WRDD_METHOD "WRDD"
24#define ACPI_SPLC_METHOD "SPLC"
25#define ACPI_ECKV_METHOD "ECKV"
26#define ACPI_PPAG_METHOD "PPAG"
27#define ACPI_WTAS_METHOD "WTAS"
28#define ACPI_WPFC_METHOD "WPFC"
29#define ACPI_GLAI_METHOD "GLAI"
30#define ACPI_WBEM_METHOD "WBEM"
31
32#define ACPI_WIFI_DOMAIN (0x07)
33
34#define ACPI_SAR_PROFILE_NUM 4
35
36#define ACPI_NUM_GEO_PROFILES 3
37#define ACPI_NUM_GEO_PROFILES_REV3 8
38#define ACPI_GEO_PER_CHAIN_SIZE 3
39
40#define ACPI_SAR_NUM_CHAINS_REV0 2
41#define ACPI_SAR_NUM_CHAINS_REV1 2
42#define ACPI_SAR_NUM_CHAINS_REV2 4
43#define ACPI_SAR_NUM_SUB_BANDS_REV0 5
44#define ACPI_SAR_NUM_SUB_BANDS_REV1 11
45#define ACPI_SAR_NUM_SUB_BANDS_REV2 11
46
47#define ACPI_WRDS_WIFI_DATA_SIZE_REV0 (ACPI_SAR_NUM_CHAINS_REV0 * \
48 ACPI_SAR_NUM_SUB_BANDS_REV0 + 2)
49#define ACPI_WRDS_WIFI_DATA_SIZE_REV1 (ACPI_SAR_NUM_CHAINS_REV1 * \
50 ACPI_SAR_NUM_SUB_BANDS_REV1 + 2)
51#define ACPI_WRDS_WIFI_DATA_SIZE_REV2 (ACPI_SAR_NUM_CHAINS_REV2 * \
52 ACPI_SAR_NUM_SUB_BANDS_REV2 + 2)
53#define ACPI_EWRD_WIFI_DATA_SIZE_REV0 ((ACPI_SAR_PROFILE_NUM - 1) * \
54 ACPI_SAR_NUM_CHAINS_REV0 * \
55 ACPI_SAR_NUM_SUB_BANDS_REV0 + 3)
56#define ACPI_EWRD_WIFI_DATA_SIZE_REV1 ((ACPI_SAR_PROFILE_NUM - 1) * \
57 ACPI_SAR_NUM_CHAINS_REV1 * \
58 ACPI_SAR_NUM_SUB_BANDS_REV1 + 3)
59#define ACPI_EWRD_WIFI_DATA_SIZE_REV2 ((ACPI_SAR_PROFILE_NUM - 1) * \
60 ACPI_SAR_NUM_CHAINS_REV2 * \
61 ACPI_SAR_NUM_SUB_BANDS_REV2 + 3)
62#define ACPI_WPFC_WIFI_DATA_SIZE 5 /* domain and 4 filter config words */
63
64/* revision 0 and 1 are identical, except for the semantics in the FW */
65#define ACPI_GEO_NUM_BANDS_REV0 2
66#define ACPI_GEO_NUM_BANDS_REV2 3
67
68#define ACPI_WRDD_WIFI_DATA_SIZE 2
69#define ACPI_SPLC_WIFI_DATA_SIZE 2
70#define ACPI_ECKV_WIFI_DATA_SIZE 2
71
72/*
73 * One element for domain type,
74 * and one for enablement of Wi-Fi 320MHz per MCC
75 */
76#define ACPI_WBEM_WIFI_DATA_SIZE 2
77/*
78 * One element for domain type,
79 * and one for the status
80 */
81#define ACPI_GLAI_WIFI_DATA_SIZE 2
82#define ACPI_GLAI_MAX_STATUS 2
83/*
84 * TAS size: 1 elelment for type,
85 * 1 element for enabled field,
86 * 1 element for block list size,
87 * 16 elements for block list array
88 */
89#define ACPI_WTAS_WIFI_DATA_SIZE (3 + IWL_WTAS_BLACK_LIST_MAX)
90
91#define ACPI_PPAG_WIFI_DATA_SIZE_V1 ((IWL_NUM_CHAIN_LIMITS * \
92 IWL_NUM_SUB_BANDS_V1) + 2)
93#define ACPI_PPAG_WIFI_DATA_SIZE_V2 ((IWL_NUM_CHAIN_LIMITS * \
94 IWL_NUM_SUB_BANDS_V2) + 2)
95
96#define IWL_SAR_ENABLE_MSK BIT(0)
97#define IWL_REDUCE_POWER_FLAGS_POS 1
98
99/* The Inidcator whether UEFI WIFI GUID tables are locked is read from ACPI */
100#define UEFI_WIFI_GUID_UNLOCKED 0
101
102#define ACPI_DSM_REV 0
103
104#define IWL_ACPI_WBEM_REV0_MASK (BIT(0) | BIT(1))
105#define IWL_ACPI_WBEM_REVISION 0
106
107#ifdef CONFIG_ACPI
108
109struct iwl_fw_runtime;
110
111extern const guid_t iwl_guid;
112
113/**
114 * iwl_acpi_get_mcc - read MCC from ACPI, if available
115 *
116 * @fwrt: the fw runtime struct
117 * @mcc: output buffer (3 bytes) that will get the MCC
118 *
119 * This function tries to read the current MCC from ACPI if available.
120 */
121int iwl_acpi_get_mcc(struct iwl_fw_runtime *fwrt, char *mcc);
122
123int iwl_acpi_get_pwr_limit(struct iwl_fw_runtime *fwrt, u64 *dflt_pwr_limit);
124
125/*
126 * iwl_acpi_get_eckv - read external clock validation from ACPI, if available
127 *
128 * @fwrt: the fw runtime struct
129 * @extl_clk: output var (2 bytes) that will get the clk indication.
130 *
131 * This function tries to read the external clock indication
132 * from ACPI if available.
133 */
134int iwl_acpi_get_eckv(struct iwl_fw_runtime *fwrt, u32 *extl_clk);
135
136int iwl_acpi_get_wrds_table(struct iwl_fw_runtime *fwrt);
137
138int iwl_acpi_get_ewrd_table(struct iwl_fw_runtime *fwrt);
139
140int iwl_acpi_get_wgds_table(struct iwl_fw_runtime *fwrt);
141
142int iwl_acpi_get_tas_table(struct iwl_fw_runtime *fwrt,
143 struct iwl_tas_data *data);
144
145int iwl_acpi_get_ppag_table(struct iwl_fw_runtime *fwrt);
146
147void iwl_acpi_get_phy_filters(struct iwl_fw_runtime *fwrt,
148 struct iwl_phy_specific_cfg *filters);
149
150void iwl_acpi_get_guid_lock_status(struct iwl_fw_runtime *fwrt);
151
152int iwl_acpi_get_dsm(struct iwl_fw_runtime *fwrt,
153 enum iwl_dsm_funcs func, u32 *value);
154
155int iwl_acpi_get_wbem(struct iwl_fw_runtime *fwrt, u32 *value);
156#else /* CONFIG_ACPI */
157
158static inline void *iwl_acpi_get_dsm_object(struct device *dev, int rev,
159 int func, union acpi_object *args)
160{
161 return ERR_PTR(-ENOENT);
162}
163
164static inline int iwl_acpi_get_mcc(struct iwl_fw_runtime *fwrt, char *mcc)
165{
166 return -ENOENT;
167}
168
169static inline int iwl_acpi_get_pwr_limit(struct iwl_fw_runtime *fwrt,
170 u64 *dflt_pwr_limit)
171{
172 *dflt_pwr_limit = 0;
173 return 0;
174}
175
176static inline int iwl_acpi_get_eckv(struct iwl_fw_runtime *fwrt, u32 *extl_clk)
177{
178 return -ENOENT;
179}
180
181static inline int iwl_acpi_get_wrds_table(struct iwl_fw_runtime *fwrt)
182{
183 return -ENOENT;
184}
185
186static inline int iwl_acpi_get_ewrd_table(struct iwl_fw_runtime *fwrt)
187{
188 return -ENOENT;
189}
190
191static inline int iwl_acpi_get_wgds_table(struct iwl_fw_runtime *fwrt)
192{
193 return 1;
194}
195
196static inline int iwl_acpi_get_tas_table(struct iwl_fw_runtime *fwrt,
197 struct iwl_tas_data *data)
198{
199 return -ENOENT;
200}
201
202static inline int iwl_acpi_get_ppag_table(struct iwl_fw_runtime *fwrt)
203{
204 return -ENOENT;
205}
206
207/* macro since the second argument doesn't always exist */
208#define iwl_acpi_get_phy_filters(fwrt, filters) do { } while (0)
209
210static inline void iwl_acpi_get_guid_lock_status(struct iwl_fw_runtime *fwrt)
211{
212}
213
214static inline int iwl_acpi_get_dsm(struct iwl_fw_runtime *fwrt,
215 enum iwl_dsm_funcs func, u32 *value)
216{
217 return -ENOENT;
218}
219
220static inline int iwl_acpi_get_wbem(struct iwl_fw_runtime *fwrt, u32 *value)
221{
222 return -ENOENT;
223}
224#endif /* CONFIG_ACPI */
225
226#endif /* __iwl_fw_acpi__ */