Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
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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};
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
135struct intel_offload_use_cases {
136 __u8 status;
137 __u8 preset[8];
138} __packed;
139
140#define INTEL_HW_PLATFORM(cnvx_bt) ((u8)(((cnvx_bt) & 0x0000ff00) >> 8))
141#define INTEL_HW_VARIANT(cnvx_bt) ((u8)(((cnvx_bt) & 0x003f0000) >> 16))
142#define INTEL_CNVX_TOP_TYPE(cnvx_top) ((cnvx_top) & 0x00000fff)
143#define INTEL_CNVX_TOP_STEP(cnvx_top) (((cnvx_top) & 0x0f000000) >> 24)
144#define INTEL_CNVX_TOP_PACK_SWAB(t, s) __swab16(((__u16)(((t) << 4) | (s))))
145
146enum {
147 INTEL_BOOTLOADER,
148 INTEL_DOWNLOADING,
149 INTEL_FIRMWARE_LOADED,
150 INTEL_FIRMWARE_FAILED,
151 INTEL_BOOTING,
152 INTEL_BROKEN_INITIAL_NCMD,
153 INTEL_BROKEN_SHUTDOWN_LED,
154 INTEL_ROM_LEGACY,
155
156 __INTEL_NUM_FLAGS,
157};
158
159struct btintel_data {
160 DECLARE_BITMAP(flags, __INTEL_NUM_FLAGS);
161};
162
163#define btintel_set_flag(hdev, nr) \
164 do { \
165 struct btintel_data *intel = hci_get_priv((hdev)); \
166 set_bit((nr), intel->flags); \
167 } while (0)
168
169#define btintel_clear_flag(hdev, nr) \
170 do { \
171 struct btintel_data *intel = hci_get_priv((hdev)); \
172 clear_bit((nr), intel->flags); \
173 } while (0)
174
175#define btintel_wake_up_flag(hdev, nr) \
176 do { \
177 struct btintel_data *intel = hci_get_priv((hdev)); \
178 wake_up_bit(intel->flags, (nr)); \
179 } while (0)
180
181#define btintel_get_flag(hdev) \
182 (((struct btintel_data *)hci_get_priv(hdev))->flags)
183
184#define btintel_test_flag(hdev, nr) test_bit((nr), btintel_get_flag(hdev))
185#define btintel_test_and_clear_flag(hdev, nr) test_and_clear_bit((nr), btintel_get_flag(hdev))
186#define btintel_wait_on_flag_timeout(hdev, nr, m, to) \
187 wait_on_bit_timeout(btintel_get_flag(hdev), (nr), m, to)
188
189#if IS_ENABLED(CONFIG_BT_INTEL)
190
191int btintel_check_bdaddr(struct hci_dev *hdev);
192int btintel_enter_mfg(struct hci_dev *hdev);
193int btintel_exit_mfg(struct hci_dev *hdev, bool reset, bool patched);
194int btintel_set_bdaddr(struct hci_dev *hdev, const bdaddr_t *bdaddr);
195int btintel_set_diag(struct hci_dev *hdev, bool enable);
196
197int btintel_version_info(struct hci_dev *hdev, struct intel_version *ver);
198int btintel_load_ddc_config(struct hci_dev *hdev, const char *ddc_name);
199int btintel_set_event_mask_mfg(struct hci_dev *hdev, bool debug);
200int btintel_read_version(struct hci_dev *hdev, struct intel_version *ver);
201struct regmap *btintel_regmap_init(struct hci_dev *hdev, u16 opcode_read,
202 u16 opcode_write);
203int btintel_send_intel_reset(struct hci_dev *hdev, u32 boot_param);
204int btintel_read_boot_params(struct hci_dev *hdev,
205 struct intel_boot_params *params);
206int btintel_download_firmware(struct hci_dev *dev, struct intel_version *ver,
207 const struct firmware *fw, u32 *boot_param);
208int btintel_configure_setup(struct hci_dev *hdev);
209void btintel_bootup(struct hci_dev *hdev, const void *ptr, unsigned int len);
210void btintel_secure_send_result(struct hci_dev *hdev,
211 const void *ptr, unsigned int len);
212int btintel_set_quality_report(struct hci_dev *hdev, bool enable);
213#else
214
215static inline int btintel_check_bdaddr(struct hci_dev *hdev)
216{
217 return -EOPNOTSUPP;
218}
219
220static inline int btintel_enter_mfg(struct hci_dev *hdev)
221{
222 return -EOPNOTSUPP;
223}
224
225static inline int btintel_exit_mfg(struct hci_dev *hdev, bool reset, bool patched)
226{
227 return -EOPNOTSUPP;
228}
229
230static inline int btintel_set_bdaddr(struct hci_dev *hdev, const bdaddr_t *bdaddr)
231{
232 return -EOPNOTSUPP;
233}
234
235static inline int btintel_set_diag(struct hci_dev *hdev, bool enable)
236{
237 return -EOPNOTSUPP;
238}
239
240static inline int btintel_version_info(struct hci_dev *hdev,
241 struct intel_version *ver)
242{
243 return -EOPNOTSUPP;
244}
245
246static inline int btintel_load_ddc_config(struct hci_dev *hdev,
247 const char *ddc_name)
248{
249 return -EOPNOTSUPP;
250}
251
252static inline int btintel_set_event_mask_mfg(struct hci_dev *hdev, bool debug)
253{
254 return -EOPNOTSUPP;
255}
256
257static inline int btintel_read_version(struct hci_dev *hdev,
258 struct intel_version *ver)
259{
260 return -EOPNOTSUPP;
261}
262
263static inline struct regmap *btintel_regmap_init(struct hci_dev *hdev,
264 u16 opcode_read,
265 u16 opcode_write)
266{
267 return ERR_PTR(-EINVAL);
268}
269
270static inline int btintel_send_intel_reset(struct hci_dev *hdev,
271 u32 reset_param)
272{
273 return -EOPNOTSUPP;
274}
275
276static inline int btintel_read_boot_params(struct hci_dev *hdev,
277 struct intel_boot_params *params)
278{
279 return -EOPNOTSUPP;
280}
281
282static inline int btintel_download_firmware(struct hci_dev *dev,
283 const struct firmware *fw,
284 u32 *boot_param)
285{
286 return -EOPNOTSUPP;
287}
288
289static inline int btintel_configure_setup(struct hci_dev *hdev)
290{
291 return -ENODEV;
292}
293
294static inline void btintel_bootup(struct hci_dev *hdev,
295 const void *ptr, unsigned int len)
296{
297}
298
299static inline void btintel_secure_send_result(struct hci_dev *hdev,
300 const void *ptr, unsigned int len)
301{
302}
303
304static inline int btintel_set_quality_report(struct hci_dev *hdev, bool enable)
305{
306 return -ENODEV;
307}
308#endif