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};
46
47struct intel_tlv {
48	u8 type;
49	u8 len;
50	u8 val[];
51} __packed;
52
53struct intel_version_tlv {
54	u32	cnvi_top;
55	u32	cnvr_top;
56	u32	cnvi_bt;
57	u32	cnvr_bt;
58	u16	dev_rev_id;
59	u8	img_type;
60	u16	timestamp;
61	u8	build_type;
62	u32	build_num;
63	u8	secure_boot;
64	u8	otp_lock;
65	u8	api_lock;
66	u8	debug_lock;
67	u8	min_fw_build_nn;
68	u8	min_fw_build_cw;
69	u8	min_fw_build_yy;
70	u8	limited_cce;
71	u8	sbe_type;
72	bdaddr_t otp_bd_addr;
73};
74
75struct intel_version {
76	u8 status;
77	u8 hw_platform;
78	u8 hw_variant;
79	u8 hw_revision;
80	u8 fw_variant;
81	u8 fw_revision;
82	u8 fw_build_num;
83	u8 fw_build_ww;
84	u8 fw_build_yy;
85	u8 fw_patch_num;
86} __packed;
87
88struct intel_boot_params {
89	__u8     status;
90	__u8     otp_format;
91	__u8     otp_content;
92	__u8     otp_patch;
93	__le16   dev_revid;
94	__u8     secure_boot;
95	__u8     key_from_hdr;
96	__u8     key_type;
97	__u8     otp_lock;
98	__u8     api_lock;
99	__u8     debug_lock;
100	bdaddr_t otp_bdaddr;
101	__u8     min_fw_build_nn;
102	__u8     min_fw_build_cw;
103	__u8     min_fw_build_yy;
104	__u8     limited_cce;
105	__u8     unlocked_state;
106} __packed;
107
108struct intel_bootup {
109	__u8     zero;
110	__u8     num_cmds;
111	__u8     source;
112	__u8     reset_type;
113	__u8     reset_reason;
114	__u8     ddc_status;
115} __packed;
116
117struct intel_secure_send_result {
118	__u8     result;
119	__le16   opcode;
120	__u8     status;
121} __packed;
122
123struct intel_reset {
124	__u8     reset_type;
125	__u8     patch_enable;
126	__u8     ddc_reload;
127	__u8     boot_option;
128	__le32   boot_param;
129} __packed;
130
131struct intel_debug_features {
132	__u8    page1[16];
133} __packed;
134
135#if IS_ENABLED(CONFIG_BT_INTEL)
136
137int btintel_check_bdaddr(struct hci_dev *hdev);
138int btintel_enter_mfg(struct hci_dev *hdev);
139int btintel_exit_mfg(struct hci_dev *hdev, bool reset, bool patched);
140int btintel_set_bdaddr(struct hci_dev *hdev, const bdaddr_t *bdaddr);
141int btintel_set_diag(struct hci_dev *hdev, bool enable);
142int btintel_set_diag_mfg(struct hci_dev *hdev, bool enable);
143void btintel_hw_error(struct hci_dev *hdev, u8 code);
144
145void btintel_version_info(struct hci_dev *hdev, struct intel_version *ver);
146void btintel_version_info_tlv(struct hci_dev *hdev, struct intel_version_tlv *version);
147int btintel_secure_send(struct hci_dev *hdev, u8 fragment_type, u32 plen,
148			const void *param);
149int btintel_load_ddc_config(struct hci_dev *hdev, const char *ddc_name);
150int btintel_set_event_mask(struct hci_dev *hdev, bool debug);
151int btintel_set_event_mask_mfg(struct hci_dev *hdev, bool debug);
152int btintel_read_version(struct hci_dev *hdev, struct intel_version *ver);
153int btintel_read_version_tlv(struct hci_dev *hdev, struct intel_version_tlv *ver);
154
155struct regmap *btintel_regmap_init(struct hci_dev *hdev, u16 opcode_read,
156				   u16 opcode_write);
157int btintel_send_intel_reset(struct hci_dev *hdev, u32 boot_param);
158int btintel_read_boot_params(struct hci_dev *hdev,
159			     struct intel_boot_params *params);
160int btintel_download_firmware(struct hci_dev *dev, const struct firmware *fw,
161			      u32 *boot_param);
162int btintel_download_firmware_newgen(struct hci_dev *hdev,
163				     const struct firmware *fw,
164				     u32 *boot_param, u8 hw_variant,
165				     u8 sbe_type);
166void btintel_reset_to_bootloader(struct hci_dev *hdev);
167int btintel_read_debug_features(struct hci_dev *hdev,
168				struct intel_debug_features *features);
169int btintel_set_debug_features(struct hci_dev *hdev,
170			       const struct intel_debug_features *features);
171#else
172
173static inline int btintel_check_bdaddr(struct hci_dev *hdev)
174{
175	return -EOPNOTSUPP;
176}
177
178static inline int btintel_enter_mfg(struct hci_dev *hdev)
179{
180	return -EOPNOTSUPP;
181}
182
183static inline int btintel_exit_mfg(struct hci_dev *hdev, bool reset, bool patched)
184{
185	return -EOPNOTSUPP;
186}
187
188static inline int btintel_set_bdaddr(struct hci_dev *hdev, const bdaddr_t *bdaddr)
189{
190	return -EOPNOTSUPP;
191}
192
193static inline int btintel_set_diag(struct hci_dev *hdev, bool enable)
194{
195	return -EOPNOTSUPP;
196}
197
198static inline int btintel_set_diag_mfg(struct hci_dev *hdev, bool enable)
199{
200	return -EOPNOTSUPP;
201}
202
203static inline void btintel_hw_error(struct hci_dev *hdev, u8 code)
204{
205}
206
207static inline void btintel_version_info(struct hci_dev *hdev,
208					struct intel_version *ver)
209{
210}
211
212static inline void btintel_version_info_tlv(struct hci_dev *hdev,
213					    struct intel_version_tlv *version)
214{
215}
216
217static inline int btintel_secure_send(struct hci_dev *hdev, u8 fragment_type,
218				      u32 plen, const void *param)
219{
220	return -EOPNOTSUPP;
221}
222
223static inline int btintel_load_ddc_config(struct hci_dev *hdev,
224					  const char *ddc_name)
225{
226	return -EOPNOTSUPP;
227}
228
229static inline int btintel_set_event_mask(struct hci_dev *hdev, bool debug)
230{
231	return -EOPNOTSUPP;
232}
233
234static inline int btintel_set_event_mask_mfg(struct hci_dev *hdev, bool debug)
235{
236	return -EOPNOTSUPP;
237}
238
239static inline int btintel_read_version(struct hci_dev *hdev,
240				       struct intel_version *ver)
241{
242	return -EOPNOTSUPP;
243}
244
245static inline int btintel_read_version_tlv(struct hci_dev *hdev,
246					   struct intel_version_tlv *ver)
247{
248	return -EOPNOTSUPP;
249}
250
251static inline struct regmap *btintel_regmap_init(struct hci_dev *hdev,
252						 u16 opcode_read,
253						 u16 opcode_write)
254{
255	return ERR_PTR(-EINVAL);
256}
257
258static inline int btintel_send_intel_reset(struct hci_dev *hdev,
259					   u32 reset_param)
260{
261	return -EOPNOTSUPP;
262}
263
264static inline int btintel_read_boot_params(struct hci_dev *hdev,
265					   struct intel_boot_params *params)
266{
267	return -EOPNOTSUPP;
268}
269
270static inline int btintel_download_firmware(struct hci_dev *dev,
271					    const struct firmware *fw,
272					    u32 *boot_param)
273{
274	return -EOPNOTSUPP;
275}
276
277static inline int btintel_download_firmware_newgen(struct hci_dev *hdev,
278						   const struct firmware *fw,
279						   u32 *boot_param,
280						   u8 hw_variant, u8 sbe_type)
281{
282	return -EOPNOTSUPP;
283}
284
285static inline void btintel_reset_to_bootloader(struct hci_dev *hdev)
286{
287}
288
289static inline int btintel_read_debug_features(struct hci_dev *hdev,
290					      struct intel_debug_features *features)
291{
292	return -EOPNOTSUPP;
293}
294
295static inline int btintel_set_debug_features(struct hci_dev *hdev,
296					     const struct intel_debug_features *features)
297{
298	return -EOPNOTSUPP;
299}
300
301#endif
302