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  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#define INTEL_HW_PLATFORM(cnvx_bt)	((u8)(((cnvx_bt) & 0x0000ff00) >> 8))
136#define INTEL_HW_VARIANT(cnvx_bt)	((u8)(((cnvx_bt) & 0x003f0000) >> 16))
137#define INTEL_CNVX_TOP_TYPE(cnvx_top)	((cnvx_top) & 0x00000fff)
138#define INTEL_CNVX_TOP_STEP(cnvx_top)	(((cnvx_top) & 0x0f000000) >> 24)
139#define INTEL_CNVX_TOP_PACK_SWAB(t, s)	__swab16(((__u16)(((t) << 4) | (s))))
140
141#if IS_ENABLED(CONFIG_BT_INTEL)
142
143int btintel_check_bdaddr(struct hci_dev *hdev);
144int btintel_enter_mfg(struct hci_dev *hdev);
145int btintel_exit_mfg(struct hci_dev *hdev, bool reset, bool patched);
146int btintel_set_bdaddr(struct hci_dev *hdev, const bdaddr_t *bdaddr);
147int btintel_set_diag(struct hci_dev *hdev, bool enable);
148int btintel_set_diag_mfg(struct hci_dev *hdev, bool enable);
149void btintel_hw_error(struct hci_dev *hdev, u8 code);
150
151int btintel_version_info(struct hci_dev *hdev, struct intel_version *ver);
152int btintel_version_info_tlv(struct hci_dev *hdev, struct intel_version_tlv *version);
153int btintel_secure_send(struct hci_dev *hdev, u8 fragment_type, u32 plen,
154			const void *param);
155int btintel_load_ddc_config(struct hci_dev *hdev, const char *ddc_name);
156int btintel_set_event_mask(struct hci_dev *hdev, bool debug);
157int btintel_set_event_mask_mfg(struct hci_dev *hdev, bool debug);
158int btintel_read_version(struct hci_dev *hdev, struct intel_version *ver);
159int btintel_read_version_tlv(struct hci_dev *hdev, struct intel_version_tlv *ver);
160
161struct regmap *btintel_regmap_init(struct hci_dev *hdev, u16 opcode_read,
162				   u16 opcode_write);
163int btintel_send_intel_reset(struct hci_dev *hdev, u32 boot_param);
164int btintel_read_boot_params(struct hci_dev *hdev,
165			     struct intel_boot_params *params);
166int btintel_download_firmware(struct hci_dev *dev, struct intel_version *ver,
167			      const struct firmware *fw, u32 *boot_param);
168int btintel_download_firmware_newgen(struct hci_dev *hdev,
169				     struct intel_version_tlv *ver,
170				     const struct firmware *fw,
171				     u32 *boot_param, u8 hw_variant,
172				     u8 sbe_type);
173void btintel_reset_to_bootloader(struct hci_dev *hdev);
174int btintel_read_debug_features(struct hci_dev *hdev,
175				struct intel_debug_features *features);
176int btintel_set_debug_features(struct hci_dev *hdev,
177			       const struct intel_debug_features *features);
178#else
179
180static inline int btintel_check_bdaddr(struct hci_dev *hdev)
181{
182	return -EOPNOTSUPP;
183}
184
185static inline int btintel_enter_mfg(struct hci_dev *hdev)
186{
187	return -EOPNOTSUPP;
188}
189
190static inline int btintel_exit_mfg(struct hci_dev *hdev, bool reset, bool patched)
191{
192	return -EOPNOTSUPP;
193}
194
195static inline int btintel_set_bdaddr(struct hci_dev *hdev, const bdaddr_t *bdaddr)
196{
197	return -EOPNOTSUPP;
198}
199
200static inline int btintel_set_diag(struct hci_dev *hdev, bool enable)
201{
202	return -EOPNOTSUPP;
203}
204
205static inline int btintel_set_diag_mfg(struct hci_dev *hdev, bool enable)
206{
207	return -EOPNOTSUPP;
208}
209
210static inline void btintel_hw_error(struct hci_dev *hdev, u8 code)
211{
212}
213
214static inline int btintel_version_info(struct hci_dev *hdev,
215				       struct intel_version *ver)
216{
217	return -EOPNOTSUPP;
218}
219
220static inline int btintel_version_info_tlv(struct hci_dev *hdev,
221					   struct intel_version_tlv *version)
222{
223	return -EOPNOTSUPP;
224}
225
226static inline int btintel_secure_send(struct hci_dev *hdev, u8 fragment_type,
227				      u32 plen, const void *param)
228{
229	return -EOPNOTSUPP;
230}
231
232static inline int btintel_load_ddc_config(struct hci_dev *hdev,
233					  const char *ddc_name)
234{
235	return -EOPNOTSUPP;
236}
237
238static inline int btintel_set_event_mask(struct hci_dev *hdev, bool debug)
239{
240	return -EOPNOTSUPP;
241}
242
243static inline int btintel_set_event_mask_mfg(struct hci_dev *hdev, bool debug)
244{
245	return -EOPNOTSUPP;
246}
247
248static inline int btintel_read_version(struct hci_dev *hdev,
249				       struct intel_version *ver)
250{
251	return -EOPNOTSUPP;
252}
253
254static inline int btintel_read_version_tlv(struct hci_dev *hdev,
255					   struct intel_version_tlv *ver)
256{
257	return -EOPNOTSUPP;
258}
259
260static inline struct regmap *btintel_regmap_init(struct hci_dev *hdev,
261						 u16 opcode_read,
262						 u16 opcode_write)
263{
264	return ERR_PTR(-EINVAL);
265}
266
267static inline int btintel_send_intel_reset(struct hci_dev *hdev,
268					   u32 reset_param)
269{
270	return -EOPNOTSUPP;
271}
272
273static inline int btintel_read_boot_params(struct hci_dev *hdev,
274					   struct intel_boot_params *params)
275{
276	return -EOPNOTSUPP;
277}
278
279static inline int btintel_download_firmware(struct hci_dev *dev,
280					    const struct firmware *fw,
281					    u32 *boot_param)
282{
283	return -EOPNOTSUPP;
284}
285
286static inline int btintel_download_firmware_newgen(struct hci_dev *hdev,
287						   const struct firmware *fw,
288						   u32 *boot_param,
289						   u8 hw_variant, u8 sbe_type)
290{
291	return -EOPNOTSUPP;
292}
293
294static inline void btintel_reset_to_bootloader(struct hci_dev *hdev)
295{
296}
297
298static inline int btintel_read_debug_features(struct hci_dev *hdev,
299					      struct intel_debug_features *features)
300{
301	return -EOPNOTSUPP;
302}
303
304static inline int btintel_set_debug_features(struct hci_dev *hdev,
305					     const struct intel_debug_features *features)
306{
307	return -EOPNOTSUPP;
308}
309
310#endif