summaryrefslogtreecommitdiffstats
path: root/drivers/bluetooth/btintel.h
blob: d19fcdb9ff0b63ab71d54c77943b72071ba28532 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
 *
 *  Bluetooth support for Intel devices
 *
 *  Copyright (C) 2015  Intel Corporation
 */

/* List of tlv type */
enum {
	INTEL_TLV_CNVI_TOP = 0x10,
	INTEL_TLV_CNVR_TOP,
	INTEL_TLV_CNVI_BT,
	INTEL_TLV_CNVR_BT,
	INTEL_TLV_CNVI_OTP,
	INTEL_TLV_CNVR_OTP,
	INTEL_TLV_DEV_REV_ID,
	INTEL_TLV_USB_VENDOR_ID,
	INTEL_TLV_USB_PRODUCT_ID,
	INTEL_TLV_PCIE_VENDOR_ID,
	INTEL_TLV_PCIE_DEVICE_ID,
	INTEL_TLV_PCIE_SUBSYSTEM_ID,
	INTEL_TLV_IMAGE_TYPE,
	INTEL_TLV_TIME_STAMP,
	INTEL_TLV_BUILD_TYPE,
	INTEL_TLV_BUILD_NUM,
	INTEL_TLV_FW_BUILD_PRODUCT,
	INTEL_TLV_FW_BUILD_HW,
	INTEL_TLV_FW_STEP,
	INTEL_TLV_BT_SPEC,
	INTEL_TLV_MFG_NAME,
	INTEL_TLV_HCI_REV,
	INTEL_TLV_LMP_SUBVER,
	INTEL_TLV_OTP_PATCH_VER,
	INTEL_TLV_SECURE_BOOT,
	INTEL_TLV_KEY_FROM_HDR,
	INTEL_TLV_OTP_LOCK,
	INTEL_TLV_API_LOCK,
	INTEL_TLV_DEBUG_LOCK,
	INTEL_TLV_MIN_FW,
	INTEL_TLV_LIMITED_CCE,
	INTEL_TLV_SBE_TYPE,
	INTEL_TLV_OTP_BDADDR,
	INTEL_TLV_UNLOCKED_STATE,
	INTEL_TLV_GIT_SHA1
};

struct intel_tlv {
	u8 type;
	u8 len;
	u8 val[];
} __packed;

struct intel_version_tlv {
	u32	cnvi_top;
	u32	cnvr_top;
	u32	cnvi_bt;
	u32	cnvr_bt;
	u16	dev_rev_id;
	u8	img_type;
	u16	timestamp;
	u8	build_type;
	u32	build_num;
	u8	secure_boot;
	u8	otp_lock;
	u8	api_lock;
	u8	debug_lock;
	u8	min_fw_build_nn;
	u8	min_fw_build_cw;
	u8	min_fw_build_yy;
	u8	limited_cce;
	u8	sbe_type;
	u32	git_sha1;
	bdaddr_t otp_bd_addr;
};

struct intel_version {
	u8 status;
	u8 hw_platform;
	u8 hw_variant;
	u8 hw_revision;
	u8 fw_variant;
	u8 fw_revision;
	u8 fw_build_num;
	u8 fw_build_ww;
	u8 fw_build_yy;
	u8 fw_patch_num;
} __packed;

struct intel_boot_params {
	__u8     status;
	__u8     otp_format;
	__u8     otp_content;
	__u8     otp_patch;
	__le16   dev_revid;
	__u8     secure_boot;
	__u8     key_from_hdr;
	__u8     key_type;
	__u8     otp_lock;
	__u8     api_lock;
	__u8     debug_lock;
	bdaddr_t otp_bdaddr;
	__u8     min_fw_build_nn;
	__u8     min_fw_build_cw;
	__u8     min_fw_build_yy;
	__u8     limited_cce;
	__u8     unlocked_state;
} __packed;

struct intel_bootup {
	__u8     zero;
	__u8     num_cmds;
	__u8     source;
	__u8     reset_type;
	__u8     reset_reason;
	__u8     ddc_status;
} __packed;

struct intel_secure_send_result {
	__u8     result;
	__le16   opcode;
	__u8     status;
} __packed;

struct intel_reset {
	__u8     reset_type;
	__u8     patch_enable;
	__u8     ddc_reload;
	__u8     boot_option;
	__le32   boot_param;
} __packed;

struct intel_debug_features {
	__u8    page1[16];
} __packed;

struct intel_offload_use_cases {
	__u8	status;
	__u8	preset[8];
} __packed;

#define INTEL_OP_PPAG_CMD		0xFE0B
struct hci_ppag_enable_cmd {
	__le32	ppag_enable_flags;
} __packed;

#define INTEL_TLV_TYPE_ID		0x01

#define INTEL_TLV_SYSTEM_EXCEPTION	0x00
#define INTEL_TLV_FATAL_EXCEPTION	0x01
#define INTEL_TLV_DEBUG_EXCEPTION	0x02
#define INTEL_TLV_TEST_EXCEPTION	0xDE

#define INTEL_HW_PLATFORM(cnvx_bt)	((u8)(((cnvx_bt) & 0x0000ff00) >> 8))
#define INTEL_HW_VARIANT(cnvx_bt)	((u8)(((cnvx_bt) & 0x003f0000) >> 16))
#define INTEL_CNVX_TOP_TYPE(cnvx_top)	((cnvx_top) & 0x00000fff)
#define INTEL_CNVX_TOP_STEP(cnvx_top)	(((cnvx_top) & 0x0f000000) >> 24)
#define INTEL_CNVX_TOP_PACK_SWAB(t, s)	__swab16(((__u16)(((t) << 4) | (s))))

enum {
	INTEL_BOOTLOADER,
	INTEL_DOWNLOADING,
	INTEL_FIRMWARE_LOADED,
	INTEL_FIRMWARE_FAILED,
	INTEL_BOOTING,
	INTEL_BROKEN_INITIAL_NCMD,
	INTEL_BROKEN_SHUTDOWN_LED,
	INTEL_ROM_LEGACY,
	INTEL_ROM_LEGACY_NO_WBS_SUPPORT,
	INTEL_ACPI_RESET_ACTIVE,

	__INTEL_NUM_FLAGS,
};

struct btintel_data {
	DECLARE_BITMAP(flags, __INTEL_NUM_FLAGS);
	int (*acpi_reset_method)(struct hci_dev *hdev);
};

#define btintel_set_flag(hdev, nr)					\
	do {								\
		struct btintel_data *intel = hci_get_priv((hdev));	\
		set_bit((nr), intel->flags);				\
	} while (0)

#define btintel_clear_flag(hdev, nr)					\
	do {								\
		struct btintel_data *intel = hci_get_priv((hdev));	\
		clear_bit((nr), intel->flags);				\
	} while (0)

#define btintel_wake_up_flag(hdev, nr)					\
	do {								\
		struct btintel_data *intel = hci_get_priv((hdev));	\
		wake_up_bit(intel->flags, (nr));			\
	} while (0)

#define btintel_get_flag(hdev)						\
	(((struct btintel_data *)hci_get_priv(hdev))->flags)

#define btintel_test_flag(hdev, nr)	test_bit((nr), btintel_get_flag(hdev))
#define btintel_test_and_clear_flag(hdev, nr) test_and_clear_bit((nr), btintel_get_flag(hdev))
#define btintel_wait_on_flag_timeout(hdev, nr, m, to)			\
		wait_on_bit_timeout(btintel_get_flag(hdev), (nr), m, to)

#if IS_ENABLED(CONFIG_BT_INTEL)

int btintel_check_bdaddr(struct hci_dev *hdev);
int btintel_enter_mfg(struct hci_dev *hdev);
int btintel_exit_mfg(struct hci_dev *hdev, bool reset, bool patched);
int btintel_set_bdaddr(struct hci_dev *hdev, const bdaddr_t *bdaddr);
int btintel_set_diag(struct hci_dev *hdev, bool enable);

int btintel_version_info(struct hci_dev *hdev, struct intel_version *ver);
int btintel_load_ddc_config(struct hci_dev *hdev, const char *ddc_name);
int btintel_set_event_mask_mfg(struct hci_dev *hdev, bool debug);
int btintel_read_version(struct hci_dev *hdev, struct intel_version *ver);
struct regmap *btintel_regmap_init(struct hci_dev *hdev, u16 opcode_read,
				   u16 opcode_write);
int btintel_send_intel_reset(struct hci_dev *hdev, u32 boot_param);
int btintel_read_boot_params(struct hci_dev *hdev,
			     struct intel_boot_params *params);
int btintel_download_firmware(struct hci_dev *dev, struct intel_version *ver,
			      const struct firmware *fw, u32 *boot_param);
int btintel_configure_setup(struct hci_dev *hdev, const char *driver_name);
int btintel_recv_event(struct hci_dev *hdev, struct sk_buff *skb);
void btintel_bootup(struct hci_dev *hdev, const void *ptr, unsigned int len);
void btintel_secure_send_result(struct hci_dev *hdev,
				const void *ptr, unsigned int len);
int btintel_set_quality_report(struct hci_dev *hdev, bool enable);
#else

static inline int btintel_check_bdaddr(struct hci_dev *hdev)
{
	return -EOPNOTSUPP;
}

static inline int btintel_enter_mfg(struct hci_dev *hdev)
{
	return -EOPNOTSUPP;
}

static inline int btintel_exit_mfg(struct hci_dev *hdev, bool reset, bool patched)
{
	return -EOPNOTSUPP;
}

static inline int btintel_set_bdaddr(struct hci_dev *hdev, const bdaddr_t *bdaddr)
{
	return -EOPNOTSUPP;
}

static inline int btintel_set_diag(struct hci_dev *hdev, bool enable)
{
	return -EOPNOTSUPP;
}

static inline int btintel_version_info(struct hci_dev *hdev,
				       struct intel_version *ver)
{
	return -EOPNOTSUPP;
}

static inline int btintel_load_ddc_config(struct hci_dev *hdev,
					  const char *ddc_name)
{
	return -EOPNOTSUPP;
}

static inline int btintel_set_event_mask_mfg(struct hci_dev *hdev, bool debug)
{
	return -EOPNOTSUPP;
}

static inline int btintel_read_version(struct hci_dev *hdev,
				       struct intel_version *ver)
{
	return -EOPNOTSUPP;
}

static inline struct regmap *btintel_regmap_init(struct hci_dev *hdev,
						 u16 opcode_read,
						 u16 opcode_write)
{
	return ERR_PTR(-EINVAL);
}

static inline int btintel_send_intel_reset(struct hci_dev *hdev,
					   u32 reset_param)
{
	return -EOPNOTSUPP;
}

static inline int btintel_read_boot_params(struct hci_dev *hdev,
					   struct intel_boot_params *params)
{
	return -EOPNOTSUPP;
}

static inline int btintel_download_firmware(struct hci_dev *dev,
					    const struct firmware *fw,
					    u32 *boot_param)
{
	return -EOPNOTSUPP;
}

static inline int btintel_configure_setup(struct hci_dev *hdev,
					  const char *driver_name)
{
	return -ENODEV;
}

static inline void btintel_bootup(struct hci_dev *hdev,
				  const void *ptr, unsigned int len)
{
}

static inline void btintel_secure_send_result(struct hci_dev *hdev,
				const void *ptr, unsigned int len)
{
}

static inline int btintel_set_quality_report(struct hci_dev *hdev, bool enable)
{
	return -ENODEV;
}
#endif