Linux kernel mirror (for testing)
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linux
1/* SPDX-License-Identifier: GPL-2.0-or-later */
2/*
3 *
4 * Bluetooth support for Intel devices
5 *
6 * Copyright (C) 2015 Intel Corporation
7 */
8
9/* List of tlv type */
10enum {
11 INTEL_TLV_CNVI_TOP = 0x10,
12 INTEL_TLV_CNVR_TOP,
13 INTEL_TLV_CNVI_BT,
14 INTEL_TLV_CNVR_BT,
15 INTEL_TLV_CNVI_OTP,
16 INTEL_TLV_CNVR_OTP,
17 INTEL_TLV_DEV_REV_ID,
18 INTEL_TLV_USB_VENDOR_ID,
19 INTEL_TLV_USB_PRODUCT_ID,
20 INTEL_TLV_PCIE_VENDOR_ID,
21 INTEL_TLV_PCIE_DEVICE_ID,
22 INTEL_TLV_PCIE_SUBSYSTEM_ID,
23 INTEL_TLV_IMAGE_TYPE,
24 INTEL_TLV_TIME_STAMP,
25 INTEL_TLV_BUILD_TYPE,
26 INTEL_TLV_BUILD_NUM,
27 INTEL_TLV_FW_BUILD_PRODUCT,
28 INTEL_TLV_FW_BUILD_HW,
29 INTEL_TLV_FW_STEP,
30 INTEL_TLV_BT_SPEC,
31 INTEL_TLV_MFG_NAME,
32 INTEL_TLV_HCI_REV,
33 INTEL_TLV_LMP_SUBVER,
34 INTEL_TLV_OTP_PATCH_VER,
35 INTEL_TLV_SECURE_BOOT,
36 INTEL_TLV_KEY_FROM_HDR,
37 INTEL_TLV_OTP_LOCK,
38 INTEL_TLV_API_LOCK,
39 INTEL_TLV_DEBUG_LOCK,
40 INTEL_TLV_MIN_FW,
41 INTEL_TLV_LIMITED_CCE,
42 INTEL_TLV_SBE_TYPE,
43 INTEL_TLV_OTP_BDADDR,
44 INTEL_TLV_UNLOCKED_STATE,
45 INTEL_TLV_GIT_SHA1,
46 INTEL_TLV_FW_ID = 0x50
47};
48
49struct intel_tlv {
50 u8 type;
51 u8 len;
52 u8 val[];
53} __packed;
54
55#define BTINTEL_CNVI_BLAZARI 0x900
56#define BTINTEL_CNVI_BLAZARIW 0x901
57#define BTINTEL_CNVI_GAP 0x910
58#define BTINTEL_CNVI_BLAZARU 0x930
59#define BTINTEL_CNVI_SCP 0xA00
60
61/* CNVR */
62#define BTINTEL_CNVR_FMP2 0x910
63
64#define BTINTEL_IMG_BOOTLOADER 0x01 /* Bootloader image */
65#define BTINTEL_IMG_IML 0x02 /* Intermediate image */
66#define BTINTEL_IMG_OP 0x03 /* Operational image */
67
68#define BTINTEL_FWID_MAXLEN 64
69
70struct intel_version_tlv {
71 u32 cnvi_top;
72 u32 cnvr_top;
73 u32 cnvi_bt;
74 u32 cnvr_bt;
75 u16 dev_rev_id;
76 u8 img_type;
77 u16 timestamp;
78 u8 build_type;
79 u32 build_num;
80 u8 secure_boot;
81 u8 otp_lock;
82 u8 api_lock;
83 u8 debug_lock;
84 u8 min_fw_build_nn;
85 u8 min_fw_build_cw;
86 u8 min_fw_build_yy;
87 u8 limited_cce;
88 u8 sbe_type;
89 u32 git_sha1;
90 u8 fw_id[BTINTEL_FWID_MAXLEN];
91 bdaddr_t otp_bd_addr;
92};
93
94struct intel_version {
95 u8 status;
96 u8 hw_platform;
97 u8 hw_variant;
98 u8 hw_revision;
99 u8 fw_variant;
100 u8 fw_revision;
101 u8 fw_build_num;
102 u8 fw_build_ww;
103 u8 fw_build_yy;
104 u8 fw_patch_num;
105} __packed;
106
107struct intel_boot_params {
108 __u8 status;
109 __u8 otp_format;
110 __u8 otp_content;
111 __u8 otp_patch;
112 __le16 dev_revid;
113 __u8 secure_boot;
114 __u8 key_from_hdr;
115 __u8 key_type;
116 __u8 otp_lock;
117 __u8 api_lock;
118 __u8 debug_lock;
119 bdaddr_t otp_bdaddr;
120 __u8 min_fw_build_nn;
121 __u8 min_fw_build_cw;
122 __u8 min_fw_build_yy;
123 __u8 limited_cce;
124 __u8 unlocked_state;
125} __packed;
126
127struct intel_bootup {
128 __u8 zero;
129 __u8 num_cmds;
130 __u8 source;
131 __u8 reset_type;
132 __u8 reset_reason;
133 __u8 ddc_status;
134} __packed;
135
136struct intel_secure_send_result {
137 __u8 result;
138 __le16 opcode;
139 __u8 status;
140} __packed;
141
142struct intel_reset {
143 __u8 reset_type;
144 __u8 patch_enable;
145 __u8 ddc_reload;
146 __u8 boot_option;
147 __le32 boot_param;
148} __packed;
149
150struct intel_debug_features {
151 __u8 page1[16];
152} __packed;
153
154struct intel_offload_use_cases {
155 __u8 status;
156 __u8 preset[8];
157} __packed;
158
159#define INTEL_OP_PPAG_CMD 0xFE0B
160struct hci_ppag_enable_cmd {
161 __le32 ppag_enable_flags;
162} __packed;
163
164#define INTEL_TLV_TYPE_ID 0x01
165
166#define INTEL_TLV_SYSTEM_EXCEPTION 0x00
167#define INTEL_TLV_FATAL_EXCEPTION 0x01
168#define INTEL_TLV_DEBUG_EXCEPTION 0x02
169#define INTEL_TLV_TEST_EXCEPTION 0xDE
170
171struct btintel_cp_ddc_write {
172 u8 len;
173 __le16 id;
174 u8 data[];
175} __packed;
176
177/* Bluetooth SAR feature (BRDS), Revision 1 */
178struct btintel_sar_inc_pwr {
179 u8 revision;
180 u32 bt_sar_bios; /* Mode of SAR control to be used, 1:enabled in bios */
181 u32 inc_power_mode; /* Increased power mode */
182 u8 sar_2400_chain_a; /* Sar power restriction LB */
183 u8 br;
184 u8 edr2;
185 u8 edr3;
186 u8 le;
187 u8 le_2mhz;
188 u8 le_lr;
189};
190
191#define INTEL_HW_PLATFORM(cnvx_bt) ((u8)(((cnvx_bt) & 0x0000ff00) >> 8))
192#define INTEL_HW_VARIANT(cnvx_bt) ((u8)(((cnvx_bt) & 0x003f0000) >> 16))
193#define INTEL_CNVX_TOP_TYPE(cnvx_top) ((cnvx_top) & 0x00000fff)
194#define INTEL_CNVX_TOP_STEP(cnvx_top) (((cnvx_top) & 0x0f000000) >> 24)
195#define INTEL_CNVX_TOP_PACK_SWAB(t, s) __swab16(((__u16)(((t) << 4) | (s))))
196
197enum {
198 INTEL_BOOTLOADER,
199 INTEL_DOWNLOADING,
200 INTEL_FIRMWARE_LOADED,
201 INTEL_FIRMWARE_FAILED,
202 INTEL_BOOTING,
203 INTEL_BROKEN_INITIAL_NCMD,
204 INTEL_BROKEN_SHUTDOWN_LED,
205 INTEL_ROM_LEGACY,
206 INTEL_ROM_LEGACY_NO_WBS_SUPPORT,
207 INTEL_ACPI_RESET_ACTIVE,
208 INTEL_WAIT_FOR_D0,
209
210 __INTEL_NUM_FLAGS,
211};
212
213struct btintel_data {
214 DECLARE_BITMAP(flags, __INTEL_NUM_FLAGS);
215 int (*acpi_reset_method)(struct hci_dev *hdev);
216};
217
218#define btintel_set_flag(hdev, nr) \
219 do { \
220 struct btintel_data *intel = hci_get_priv((hdev)); \
221 set_bit((nr), intel->flags); \
222 } while (0)
223
224#define btintel_clear_flag(hdev, nr) \
225 do { \
226 struct btintel_data *intel = hci_get_priv((hdev)); \
227 clear_bit((nr), intel->flags); \
228 } while (0)
229
230#define btintel_wake_up_flag(hdev, nr) \
231 do { \
232 struct btintel_data *intel = hci_get_priv((hdev)); \
233 wake_up_bit(intel->flags, (nr)); \
234 } while (0)
235
236#define btintel_get_flag(hdev) \
237 (((struct btintel_data *)hci_get_priv(hdev))->flags)
238
239#define btintel_test_flag(hdev, nr) test_bit((nr), btintel_get_flag(hdev))
240#define btintel_test_and_clear_flag(hdev, nr) test_and_clear_bit((nr), btintel_get_flag(hdev))
241#define btintel_wait_on_flag_timeout(hdev, nr, m, to) \
242 wait_on_bit_timeout(btintel_get_flag(hdev), (nr), m, to)
243
244#if IS_ENABLED(CONFIG_BT_INTEL) || IS_ENABLED(CONFIG_BT_INTEL_PCIE)
245
246int btintel_check_bdaddr(struct hci_dev *hdev);
247int btintel_enter_mfg(struct hci_dev *hdev);
248int btintel_exit_mfg(struct hci_dev *hdev, bool reset, bool patched);
249int btintel_set_bdaddr(struct hci_dev *hdev, const bdaddr_t *bdaddr);
250int btintel_set_diag(struct hci_dev *hdev, bool enable);
251
252int btintel_version_info(struct hci_dev *hdev, struct intel_version *ver);
253int btintel_load_ddc_config(struct hci_dev *hdev, const char *ddc_name);
254int btintel_set_event_mask_mfg(struct hci_dev *hdev, bool debug);
255int btintel_read_version(struct hci_dev *hdev, struct intel_version *ver);
256struct regmap *btintel_regmap_init(struct hci_dev *hdev, u16 opcode_read,
257 u16 opcode_write);
258int btintel_send_intel_reset(struct hci_dev *hdev, u32 boot_param);
259int btintel_read_boot_params(struct hci_dev *hdev,
260 struct intel_boot_params *params);
261int btintel_download_firmware(struct hci_dev *dev, struct intel_version *ver,
262 const struct firmware *fw, u32 *boot_param);
263int btintel_configure_setup(struct hci_dev *hdev, const char *driver_name);
264int btintel_recv_event(struct hci_dev *hdev, struct sk_buff *skb);
265void btintel_bootup(struct hci_dev *hdev, const void *ptr, unsigned int len);
266void btintel_secure_send_result(struct hci_dev *hdev,
267 const void *ptr, unsigned int len);
268int btintel_set_quality_report(struct hci_dev *hdev, bool enable);
269int btintel_version_info_tlv(struct hci_dev *hdev,
270 struct intel_version_tlv *version);
271int btintel_parse_version_tlv(struct hci_dev *hdev,
272 struct intel_version_tlv *version,
273 struct sk_buff *skb);
274void btintel_set_msft_opcode(struct hci_dev *hdev, u8 hw_variant);
275int btintel_bootloader_setup_tlv(struct hci_dev *hdev,
276 struct intel_version_tlv *ver);
277int btintel_shutdown_combined(struct hci_dev *hdev);
278void btintel_hw_error(struct hci_dev *hdev, u8 code);
279void btintel_print_fseq_info(struct hci_dev *hdev);
280#else
281
282static inline int btintel_check_bdaddr(struct hci_dev *hdev)
283{
284 return -EOPNOTSUPP;
285}
286
287static inline int btintel_enter_mfg(struct hci_dev *hdev)
288{
289 return -EOPNOTSUPP;
290}
291
292static inline int btintel_exit_mfg(struct hci_dev *hdev, bool reset, bool patched)
293{
294 return -EOPNOTSUPP;
295}
296
297static inline int btintel_set_bdaddr(struct hci_dev *hdev, const bdaddr_t *bdaddr)
298{
299 return -EOPNOTSUPP;
300}
301
302static inline int btintel_set_diag(struct hci_dev *hdev, bool enable)
303{
304 return -EOPNOTSUPP;
305}
306
307static inline int btintel_version_info(struct hci_dev *hdev,
308 struct intel_version *ver)
309{
310 return -EOPNOTSUPP;
311}
312
313static inline int btintel_load_ddc_config(struct hci_dev *hdev,
314 const char *ddc_name)
315{
316 return -EOPNOTSUPP;
317}
318
319static inline int btintel_set_event_mask_mfg(struct hci_dev *hdev, bool debug)
320{
321 return -EOPNOTSUPP;
322}
323
324static inline int btintel_read_version(struct hci_dev *hdev,
325 struct intel_version *ver)
326{
327 return -EOPNOTSUPP;
328}
329
330static inline struct regmap *btintel_regmap_init(struct hci_dev *hdev,
331 u16 opcode_read,
332 u16 opcode_write)
333{
334 return ERR_PTR(-EINVAL);
335}
336
337static inline int btintel_send_intel_reset(struct hci_dev *hdev,
338 u32 reset_param)
339{
340 return -EOPNOTSUPP;
341}
342
343static inline int btintel_read_boot_params(struct hci_dev *hdev,
344 struct intel_boot_params *params)
345{
346 return -EOPNOTSUPP;
347}
348
349static inline int btintel_download_firmware(struct hci_dev *dev,
350 const struct firmware *fw,
351 u32 *boot_param)
352{
353 return -EOPNOTSUPP;
354}
355
356static inline int btintel_configure_setup(struct hci_dev *hdev,
357 const char *driver_name)
358{
359 return -ENODEV;
360}
361
362static inline void btintel_bootup(struct hci_dev *hdev,
363 const void *ptr, unsigned int len)
364{
365}
366
367static inline void btintel_secure_send_result(struct hci_dev *hdev,
368 const void *ptr, unsigned int len)
369{
370}
371
372static inline int btintel_set_quality_report(struct hci_dev *hdev, bool enable)
373{
374 return -ENODEV;
375}
376
377static inline int btintel_version_info_tlv(struct hci_dev *hdev,
378 struct intel_version_tlv *version)
379{
380 return -EOPNOTSUPP;
381}
382
383static inline int btintel_parse_version_tlv(struct hci_dev *hdev,
384 struct intel_version_tlv *version,
385 struct sk_buff *skb)
386{
387 return -EOPNOTSUPP;
388}
389
390static inline void btintel_set_msft_opcode(struct hci_dev *hdev, u8 hw_variant)
391
392{
393}
394
395static inline int btintel_bootloader_setup_tlv(struct hci_dev *hdev,
396 struct intel_version_tlv *ver)
397{
398 return -ENODEV;
399}
400
401static inline int btintel_shutdown_combined(struct hci_dev *hdev)
402{
403 return -ENODEV;
404}
405
406static inline void btintel_hw_error(struct hci_dev *hdev, u8 code)
407{
408}
409
410static inline void btintel_print_fseq_info(struct hci_dev *hdev)
411{
412}
413#endif