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
60#define BTINTEL_IMG_BOOTLOADER 0x01 /* Bootloader image */
61#define BTINTEL_IMG_IML 0x02 /* Intermediate image */
62#define BTINTEL_IMG_OP 0x03 /* Operational image */
63
64#define BTINTEL_FWID_MAXLEN 64
65
66struct intel_version_tlv {
67 u32 cnvi_top;
68 u32 cnvr_top;
69 u32 cnvi_bt;
70 u32 cnvr_bt;
71 u16 dev_rev_id;
72 u8 img_type;
73 u16 timestamp;
74 u8 build_type;
75 u32 build_num;
76 u8 secure_boot;
77 u8 otp_lock;
78 u8 api_lock;
79 u8 debug_lock;
80 u8 min_fw_build_nn;
81 u8 min_fw_build_cw;
82 u8 min_fw_build_yy;
83 u8 limited_cce;
84 u8 sbe_type;
85 u32 git_sha1;
86 u8 fw_id[BTINTEL_FWID_MAXLEN];
87 bdaddr_t otp_bd_addr;
88};
89
90struct intel_version {
91 u8 status;
92 u8 hw_platform;
93 u8 hw_variant;
94 u8 hw_revision;
95 u8 fw_variant;
96 u8 fw_revision;
97 u8 fw_build_num;
98 u8 fw_build_ww;
99 u8 fw_build_yy;
100 u8 fw_patch_num;
101} __packed;
102
103struct intel_boot_params {
104 __u8 status;
105 __u8 otp_format;
106 __u8 otp_content;
107 __u8 otp_patch;
108 __le16 dev_revid;
109 __u8 secure_boot;
110 __u8 key_from_hdr;
111 __u8 key_type;
112 __u8 otp_lock;
113 __u8 api_lock;
114 __u8 debug_lock;
115 bdaddr_t otp_bdaddr;
116 __u8 min_fw_build_nn;
117 __u8 min_fw_build_cw;
118 __u8 min_fw_build_yy;
119 __u8 limited_cce;
120 __u8 unlocked_state;
121} __packed;
122
123struct intel_bootup {
124 __u8 zero;
125 __u8 num_cmds;
126 __u8 source;
127 __u8 reset_type;
128 __u8 reset_reason;
129 __u8 ddc_status;
130} __packed;
131
132struct intel_secure_send_result {
133 __u8 result;
134 __le16 opcode;
135 __u8 status;
136} __packed;
137
138struct intel_reset {
139 __u8 reset_type;
140 __u8 patch_enable;
141 __u8 ddc_reload;
142 __u8 boot_option;
143 __le32 boot_param;
144} __packed;
145
146struct intel_debug_features {
147 __u8 page1[16];
148} __packed;
149
150struct intel_offload_use_cases {
151 __u8 status;
152 __u8 preset[8];
153} __packed;
154
155#define INTEL_OP_PPAG_CMD 0xFE0B
156struct hci_ppag_enable_cmd {
157 __le32 ppag_enable_flags;
158} __packed;
159
160#define INTEL_TLV_TYPE_ID 0x01
161
162#define INTEL_TLV_SYSTEM_EXCEPTION 0x00
163#define INTEL_TLV_FATAL_EXCEPTION 0x01
164#define INTEL_TLV_DEBUG_EXCEPTION 0x02
165#define INTEL_TLV_TEST_EXCEPTION 0xDE
166
167#define INTEL_HW_PLATFORM(cnvx_bt) ((u8)(((cnvx_bt) & 0x0000ff00) >> 8))
168#define INTEL_HW_VARIANT(cnvx_bt) ((u8)(((cnvx_bt) & 0x003f0000) >> 16))
169#define INTEL_CNVX_TOP_TYPE(cnvx_top) ((cnvx_top) & 0x00000fff)
170#define INTEL_CNVX_TOP_STEP(cnvx_top) (((cnvx_top) & 0x0f000000) >> 24)
171#define INTEL_CNVX_TOP_PACK_SWAB(t, s) __swab16(((__u16)(((t) << 4) | (s))))
172
173enum {
174 INTEL_BOOTLOADER,
175 INTEL_DOWNLOADING,
176 INTEL_FIRMWARE_LOADED,
177 INTEL_FIRMWARE_FAILED,
178 INTEL_BOOTING,
179 INTEL_BROKEN_INITIAL_NCMD,
180 INTEL_BROKEN_SHUTDOWN_LED,
181 INTEL_ROM_LEGACY,
182 INTEL_ROM_LEGACY_NO_WBS_SUPPORT,
183 INTEL_ACPI_RESET_ACTIVE,
184 INTEL_WAIT_FOR_D0,
185
186 __INTEL_NUM_FLAGS,
187};
188
189struct btintel_data {
190 DECLARE_BITMAP(flags, __INTEL_NUM_FLAGS);
191 int (*acpi_reset_method)(struct hci_dev *hdev);
192};
193
194#define btintel_set_flag(hdev, nr) \
195 do { \
196 struct btintel_data *intel = hci_get_priv((hdev)); \
197 set_bit((nr), intel->flags); \
198 } while (0)
199
200#define btintel_clear_flag(hdev, nr) \
201 do { \
202 struct btintel_data *intel = hci_get_priv((hdev)); \
203 clear_bit((nr), intel->flags); \
204 } while (0)
205
206#define btintel_wake_up_flag(hdev, nr) \
207 do { \
208 struct btintel_data *intel = hci_get_priv((hdev)); \
209 wake_up_bit(intel->flags, (nr)); \
210 } while (0)
211
212#define btintel_get_flag(hdev) \
213 (((struct btintel_data *)hci_get_priv(hdev))->flags)
214
215#define btintel_test_flag(hdev, nr) test_bit((nr), btintel_get_flag(hdev))
216#define btintel_test_and_clear_flag(hdev, nr) test_and_clear_bit((nr), btintel_get_flag(hdev))
217#define btintel_wait_on_flag_timeout(hdev, nr, m, to) \
218 wait_on_bit_timeout(btintel_get_flag(hdev), (nr), m, to)
219
220#if IS_ENABLED(CONFIG_BT_INTEL) || IS_ENABLED(CONFIG_BT_INTEL_PCIE)
221
222int btintel_check_bdaddr(struct hci_dev *hdev);
223int btintel_enter_mfg(struct hci_dev *hdev);
224int btintel_exit_mfg(struct hci_dev *hdev, bool reset, bool patched);
225int btintel_set_bdaddr(struct hci_dev *hdev, const bdaddr_t *bdaddr);
226int btintel_set_diag(struct hci_dev *hdev, bool enable);
227
228int btintel_version_info(struct hci_dev *hdev, struct intel_version *ver);
229int btintel_load_ddc_config(struct hci_dev *hdev, const char *ddc_name);
230int btintel_set_event_mask_mfg(struct hci_dev *hdev, bool debug);
231int btintel_read_version(struct hci_dev *hdev, struct intel_version *ver);
232struct regmap *btintel_regmap_init(struct hci_dev *hdev, u16 opcode_read,
233 u16 opcode_write);
234int btintel_send_intel_reset(struct hci_dev *hdev, u32 boot_param);
235int btintel_read_boot_params(struct hci_dev *hdev,
236 struct intel_boot_params *params);
237int btintel_download_firmware(struct hci_dev *dev, struct intel_version *ver,
238 const struct firmware *fw, u32 *boot_param);
239int btintel_configure_setup(struct hci_dev *hdev, const char *driver_name);
240int btintel_recv_event(struct hci_dev *hdev, struct sk_buff *skb);
241void btintel_bootup(struct hci_dev *hdev, const void *ptr, unsigned int len);
242void btintel_secure_send_result(struct hci_dev *hdev,
243 const void *ptr, unsigned int len);
244int btintel_set_quality_report(struct hci_dev *hdev, bool enable);
245int btintel_version_info_tlv(struct hci_dev *hdev,
246 struct intel_version_tlv *version);
247int btintel_parse_version_tlv(struct hci_dev *hdev,
248 struct intel_version_tlv *version,
249 struct sk_buff *skb);
250void btintel_set_msft_opcode(struct hci_dev *hdev, u8 hw_variant);
251int btintel_bootloader_setup_tlv(struct hci_dev *hdev,
252 struct intel_version_tlv *ver);
253int btintel_shutdown_combined(struct hci_dev *hdev);
254void btintel_hw_error(struct hci_dev *hdev, u8 code);
255void btintel_print_fseq_info(struct hci_dev *hdev);
256int btintel_diagnostics(struct hci_dev *hdev, struct sk_buff *skb);
257#else
258
259static inline int btintel_check_bdaddr(struct hci_dev *hdev)
260{
261 return -EOPNOTSUPP;
262}
263
264static inline int btintel_enter_mfg(struct hci_dev *hdev)
265{
266 return -EOPNOTSUPP;
267}
268
269static inline int btintel_exit_mfg(struct hci_dev *hdev, bool reset, bool patched)
270{
271 return -EOPNOTSUPP;
272}
273
274static inline int btintel_set_bdaddr(struct hci_dev *hdev, const bdaddr_t *bdaddr)
275{
276 return -EOPNOTSUPP;
277}
278
279static inline int btintel_set_diag(struct hci_dev *hdev, bool enable)
280{
281 return -EOPNOTSUPP;
282}
283
284static inline int btintel_version_info(struct hci_dev *hdev,
285 struct intel_version *ver)
286{
287 return -EOPNOTSUPP;
288}
289
290static inline int btintel_load_ddc_config(struct hci_dev *hdev,
291 const char *ddc_name)
292{
293 return -EOPNOTSUPP;
294}
295
296static inline int btintel_set_event_mask_mfg(struct hci_dev *hdev, bool debug)
297{
298 return -EOPNOTSUPP;
299}
300
301static inline int btintel_read_version(struct hci_dev *hdev,
302 struct intel_version *ver)
303{
304 return -EOPNOTSUPP;
305}
306
307static inline struct regmap *btintel_regmap_init(struct hci_dev *hdev,
308 u16 opcode_read,
309 u16 opcode_write)
310{
311 return ERR_PTR(-EINVAL);
312}
313
314static inline int btintel_send_intel_reset(struct hci_dev *hdev,
315 u32 reset_param)
316{
317 return -EOPNOTSUPP;
318}
319
320static inline int btintel_read_boot_params(struct hci_dev *hdev,
321 struct intel_boot_params *params)
322{
323 return -EOPNOTSUPP;
324}
325
326static inline int btintel_download_firmware(struct hci_dev *dev,
327 const struct firmware *fw,
328 u32 *boot_param)
329{
330 return -EOPNOTSUPP;
331}
332
333static inline int btintel_configure_setup(struct hci_dev *hdev,
334 const char *driver_name)
335{
336 return -ENODEV;
337}
338
339static inline void btintel_bootup(struct hci_dev *hdev,
340 const void *ptr, unsigned int len)
341{
342}
343
344static inline void btintel_secure_send_result(struct hci_dev *hdev,
345 const void *ptr, unsigned int len)
346{
347}
348
349static inline int btintel_set_quality_report(struct hci_dev *hdev, bool enable)
350{
351 return -ENODEV;
352}
353
354static inline int btintel_version_info_tlv(struct hci_dev *hdev,
355 struct intel_version_tlv *version)
356{
357 return -EOPNOTSUPP;
358}
359
360static inline int btintel_parse_version_tlv(struct hci_dev *hdev,
361 struct intel_version_tlv *version,
362 struct sk_buff *skb)
363{
364 return -EOPNOTSUPP;
365}
366
367static inline void btintel_set_msft_opcode(struct hci_dev *hdev, u8 hw_variant)
368
369{
370}
371
372static inline int btintel_bootloader_setup_tlv(struct hci_dev *hdev,
373 struct intel_version_tlv *ver)
374{
375 return -ENODEV;
376}
377
378static inline int btintel_shutdown_combined(struct hci_dev *hdev)
379{
380 return -ENODEV;
381}
382
383static inline void btintel_hw_error(struct hci_dev *hdev, u8 code)
384{
385}
386
387static inline void btintel_print_fseq_info(struct hci_dev *hdev)
388{
389}
390
391static inline int btintel_diagnostics(struct hci_dev *hdev, struct sk_buff *skb)
392{
393 return -EOPNOTSUPP;
394}
395#endif