xref: /linux/drivers/bluetooth/btintel.h (revision d198b34f3855eee2571dda03eea75a09c7c31480)
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 struct intel_version {
10 	u8 status;
11 	u8 hw_platform;
12 	u8 hw_variant;
13 	u8 hw_revision;
14 	u8 fw_variant;
15 	u8 fw_revision;
16 	u8 fw_build_num;
17 	u8 fw_build_ww;
18 	u8 fw_build_yy;
19 	u8 fw_patch_num;
20 } __packed;
21 
22 struct intel_boot_params {
23 	__u8     status;
24 	__u8     otp_format;
25 	__u8     otp_content;
26 	__u8     otp_patch;
27 	__le16   dev_revid;
28 	__u8     secure_boot;
29 	__u8     key_from_hdr;
30 	__u8     key_type;
31 	__u8     otp_lock;
32 	__u8     api_lock;
33 	__u8     debug_lock;
34 	bdaddr_t otp_bdaddr;
35 	__u8     min_fw_build_nn;
36 	__u8     min_fw_build_cw;
37 	__u8     min_fw_build_yy;
38 	__u8     limited_cce;
39 	__u8     unlocked_state;
40 } __packed;
41 
42 struct intel_bootup {
43 	__u8     zero;
44 	__u8     num_cmds;
45 	__u8     source;
46 	__u8     reset_type;
47 	__u8     reset_reason;
48 	__u8     ddc_status;
49 } __packed;
50 
51 struct intel_secure_send_result {
52 	__u8     result;
53 	__le16   opcode;
54 	__u8     status;
55 } __packed;
56 
57 struct intel_reset {
58 	__u8     reset_type;
59 	__u8     patch_enable;
60 	__u8     ddc_reload;
61 	__u8     boot_option;
62 	__le32   boot_param;
63 } __packed;
64 
65 #if IS_ENABLED(CONFIG_BT_INTEL)
66 
67 int btintel_check_bdaddr(struct hci_dev *hdev);
68 int btintel_enter_mfg(struct hci_dev *hdev);
69 int btintel_exit_mfg(struct hci_dev *hdev, bool reset, bool patched);
70 int btintel_set_bdaddr(struct hci_dev *hdev, const bdaddr_t *bdaddr);
71 int btintel_set_diag(struct hci_dev *hdev, bool enable);
72 int btintel_set_diag_mfg(struct hci_dev *hdev, bool enable);
73 void btintel_hw_error(struct hci_dev *hdev, u8 code);
74 
75 void btintel_version_info(struct hci_dev *hdev, struct intel_version *ver);
76 int btintel_secure_send(struct hci_dev *hdev, u8 fragment_type, u32 plen,
77 			const void *param);
78 int btintel_load_ddc_config(struct hci_dev *hdev, const char *ddc_name);
79 int btintel_set_event_mask(struct hci_dev *hdev, bool debug);
80 int btintel_set_event_mask_mfg(struct hci_dev *hdev, bool debug);
81 int btintel_read_version(struct hci_dev *hdev, struct intel_version *ver);
82 
83 struct regmap *btintel_regmap_init(struct hci_dev *hdev, u16 opcode_read,
84 				   u16 opcode_write);
85 int btintel_send_intel_reset(struct hci_dev *hdev, u32 boot_param);
86 int btintel_read_boot_params(struct hci_dev *hdev,
87 			     struct intel_boot_params *params);
88 int btintel_download_firmware(struct hci_dev *dev, const struct firmware *fw,
89 			      u32 *boot_param);
90 void btintel_reset_to_bootloader(struct hci_dev *hdev);
91 #else
92 
93 static inline int btintel_check_bdaddr(struct hci_dev *hdev)
94 {
95 	return -EOPNOTSUPP;
96 }
97 
98 static inline int btintel_enter_mfg(struct hci_dev *hdev)
99 {
100 	return -EOPNOTSUPP;
101 }
102 
103 static inline int btintel_exit_mfg(struct hci_dev *hdev, bool reset, bool patched)
104 {
105 	return -EOPNOTSUPP;
106 }
107 
108 static inline int btintel_set_bdaddr(struct hci_dev *hdev, const bdaddr_t *bdaddr)
109 {
110 	return -EOPNOTSUPP;
111 }
112 
113 static inline int btintel_set_diag(struct hci_dev *hdev, bool enable)
114 {
115 	return -EOPNOTSUPP;
116 }
117 
118 static inline int btintel_set_diag_mfg(struct hci_dev *hdev, bool enable)
119 {
120 	return -EOPNOTSUPP;
121 }
122 
123 static inline void btintel_hw_error(struct hci_dev *hdev, u8 code)
124 {
125 }
126 
127 static inline void btintel_version_info(struct hci_dev *hdev,
128 					struct intel_version *ver)
129 {
130 }
131 
132 static inline int btintel_secure_send(struct hci_dev *hdev, u8 fragment_type,
133 				      u32 plen, const void *param)
134 {
135 	return -EOPNOTSUPP;
136 }
137 
138 static inline int btintel_load_ddc_config(struct hci_dev *hdev,
139 					  const char *ddc_name)
140 {
141 	return -EOPNOTSUPP;
142 }
143 
144 static inline int btintel_set_event_mask(struct hci_dev *hdev, bool debug)
145 {
146 	return -EOPNOTSUPP;
147 }
148 
149 static inline int btintel_set_event_mask_mfg(struct hci_dev *hdev, bool debug)
150 {
151 	return -EOPNOTSUPP;
152 }
153 
154 static inline int btintel_read_version(struct hci_dev *hdev,
155 				       struct intel_version *ver)
156 {
157 	return -EOPNOTSUPP;
158 }
159 
160 static inline struct regmap *btintel_regmap_init(struct hci_dev *hdev,
161 						 u16 opcode_read,
162 						 u16 opcode_write)
163 {
164 	return ERR_PTR(-EINVAL);
165 }
166 
167 static inline int btintel_send_intel_reset(struct hci_dev *hdev,
168 					   u32 reset_param)
169 {
170 	return -EOPNOTSUPP;
171 }
172 
173 static inline int btintel_read_boot_params(struct hci_dev *hdev,
174 					   struct intel_boot_params *params)
175 {
176 	return -EOPNOTSUPP;
177 }
178 
179 static inline int btintel_download_firmware(struct hci_dev *dev,
180 					    const struct firmware *fw,
181 					    u32 *boot_param)
182 {
183 	return -EOPNOTSUPP;
184 }
185 
186 static inline void btintel_reset_to_bootloader(struct hci_dev *hdev)
187 {
188 }
189 #endif
190