xref: /openbmc/linux/drivers/bluetooth/btintel.h (revision a44e4f3a)
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 #else
91 
92 static inline int btintel_check_bdaddr(struct hci_dev *hdev)
93 {
94 	return -EOPNOTSUPP;
95 }
96 
97 static inline int btintel_enter_mfg(struct hci_dev *hdev)
98 {
99 	return -EOPNOTSUPP;
100 }
101 
102 static inline int btintel_exit_mfg(struct hci_dev *hdev, bool reset, bool patched)
103 {
104 	return -EOPNOTSUPP;
105 }
106 
107 static inline int btintel_set_bdaddr(struct hci_dev *hdev, const bdaddr_t *bdaddr)
108 {
109 	return -EOPNOTSUPP;
110 }
111 
112 static inline int btintel_set_diag(struct hci_dev *hdev, bool enable)
113 {
114 	return -EOPNOTSUPP;
115 }
116 
117 static inline int btintel_set_diag_mfg(struct hci_dev *hdev, bool enable)
118 {
119 	return -EOPNOTSUPP;
120 }
121 
122 static inline void btintel_hw_error(struct hci_dev *hdev, u8 code)
123 {
124 }
125 
126 static inline void btintel_version_info(struct hci_dev *hdev,
127 					struct intel_version *ver)
128 {
129 }
130 
131 static inline int btintel_secure_send(struct hci_dev *hdev, u8 fragment_type,
132 				      u32 plen, const void *param)
133 {
134 	return -EOPNOTSUPP;
135 }
136 
137 static inline int btintel_load_ddc_config(struct hci_dev *hdev,
138 					  const char *ddc_name)
139 {
140 	return -EOPNOTSUPP;
141 }
142 
143 static inline int btintel_set_event_mask(struct hci_dev *hdev, bool debug)
144 {
145 	return -EOPNOTSUPP;
146 }
147 
148 static inline int btintel_set_event_mask_mfg(struct hci_dev *hdev, bool debug)
149 {
150 	return -EOPNOTSUPP;
151 }
152 
153 static inline int btintel_read_version(struct hci_dev *hdev,
154 				       struct intel_version *ver)
155 {
156 	return -EOPNOTSUPP;
157 }
158 
159 static inline struct regmap *btintel_regmap_init(struct hci_dev *hdev,
160 						 u16 opcode_read,
161 						 u16 opcode_write)
162 {
163 	return ERR_PTR(-EINVAL);
164 }
165 
166 static inline int btintel_send_intel_reset(struct hci_dev *hdev,
167 					   u32 reset_param)
168 {
169 	return -EOPNOTSUPP;
170 }
171 
172 static inline int btintel_read_boot_params(struct hci_dev *hdev,
173 					   struct intel_boot_params *params)
174 {
175 	return -EOPNOTSUPP;
176 }
177 
178 static inline int btintel_download_firmware(struct hci_dev *dev,
179 					    const struct firmware *fw,
180 					    u32 *boot_param)
181 {
182 	return -EOPNOTSUPP;
183 }
184 #endif
185