xref: /openbmc/linux/drivers/bluetooth/btintel.h (revision 293d5b43)
1 /*
2  *
3  *  Bluetooth support for Intel devices
4  *
5  *  Copyright (C) 2015  Intel Corporation
6  *
7  *
8  *  This program is free software; you can redistribute it and/or modify
9  *  it under the terms of the GNU General Public License as published by
10  *  the Free Software Foundation; either version 2 of the License, or
11  *  (at your option) any later version.
12  *
13  *  This program is distributed in the hope that it will be useful,
14  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
15  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
16  *  GNU General Public License for more details.
17  *
18  *  You should have received a copy of the GNU General Public License
19  *  along with this program; if not, write to the Free Software
20  *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
21  *
22  */
23 
24 struct intel_version {
25 	u8 status;
26 	u8 hw_platform;
27 	u8 hw_variant;
28 	u8 hw_revision;
29 	u8 fw_variant;
30 	u8 fw_revision;
31 	u8 fw_build_num;
32 	u8 fw_build_ww;
33 	u8 fw_build_yy;
34 	u8 fw_patch_num;
35 } __packed;
36 
37 struct intel_boot_params {
38 	__u8     status;
39 	__u8     otp_format;
40 	__u8     otp_content;
41 	__u8     otp_patch;
42 	__le16   dev_revid;
43 	__u8     secure_boot;
44 	__u8     key_from_hdr;
45 	__u8     key_type;
46 	__u8     otp_lock;
47 	__u8     api_lock;
48 	__u8     debug_lock;
49 	bdaddr_t otp_bdaddr;
50 	__u8     min_fw_build_nn;
51 	__u8     min_fw_build_cw;
52 	__u8     min_fw_build_yy;
53 	__u8     limited_cce;
54 	__u8     unlocked_state;
55 } __packed;
56 
57 struct intel_bootup {
58 	__u8     zero;
59 	__u8     num_cmds;
60 	__u8     source;
61 	__u8     reset_type;
62 	__u8     reset_reason;
63 	__u8     ddc_status;
64 } __packed;
65 
66 struct intel_secure_send_result {
67 	__u8     result;
68 	__le16   opcode;
69 	__u8     status;
70 } __packed;
71 
72 #if IS_ENABLED(CONFIG_BT_INTEL)
73 
74 int btintel_check_bdaddr(struct hci_dev *hdev);
75 int btintel_enter_mfg(struct hci_dev *hdev);
76 int btintel_exit_mfg(struct hci_dev *hdev, bool reset, bool patched);
77 int btintel_set_bdaddr(struct hci_dev *hdev, const bdaddr_t *bdaddr);
78 int btintel_set_diag(struct hci_dev *hdev, bool enable);
79 int btintel_set_diag_mfg(struct hci_dev *hdev, bool enable);
80 void btintel_hw_error(struct hci_dev *hdev, u8 code);
81 
82 void btintel_version_info(struct hci_dev *hdev, struct intel_version *ver);
83 int btintel_secure_send(struct hci_dev *hdev, u8 fragment_type, u32 plen,
84 			const void *param);
85 int btintel_load_ddc_config(struct hci_dev *hdev, const char *ddc_name);
86 int btintel_set_event_mask(struct hci_dev *hdev, bool debug);
87 int btintel_set_event_mask_mfg(struct hci_dev *hdev, bool debug);
88 int btintel_read_version(struct hci_dev *hdev, struct intel_version *ver);
89 
90 struct regmap *btintel_regmap_init(struct hci_dev *hdev, u16 opcode_read,
91 				   u16 opcode_write);
92 
93 #else
94 
95 static inline int btintel_check_bdaddr(struct hci_dev *hdev)
96 {
97 	return -EOPNOTSUPP;
98 }
99 
100 static inline int btintel_enter_mfg(struct hci_dev *hdev)
101 {
102 	return -EOPNOTSUPP;
103 }
104 
105 static inline int btintel_exit_mfg(struct hci_dev *hdev, bool reset, bool patched)
106 {
107 	return -EOPNOTSUPP;
108 }
109 
110 static inline int btintel_set_bdaddr(struct hci_dev *hdev, const bdaddr_t *bdaddr)
111 {
112 	return -EOPNOTSUPP;
113 }
114 
115 static inline int btintel_set_diag(struct hci_dev *hdev, bool enable)
116 {
117 	return -EOPNOTSUPP;
118 }
119 
120 static inline int btintel_set_diag_mfg(struct hci_dev *hdev, bool enable)
121 {
122 	return -EOPNOTSUPP;
123 }
124 
125 static inline void btintel_hw_error(struct hci_dev *hdev, u8 code)
126 {
127 }
128 
129 static inline void btintel_version_info(struct hci_dev *hdev,
130 					struct intel_version *ver)
131 {
132 }
133 
134 static inline int btintel_secure_send(struct hci_dev *hdev, u8 fragment_type,
135 				      u32 plen, const void *param)
136 {
137 	return -EOPNOTSUPP;
138 }
139 
140 static inline int btintel_load_ddc_config(struct hci_dev *hdev,
141 					  const char *ddc_name)
142 {
143 	return -EOPNOTSUPP;
144 }
145 
146 static inline int btintel_set_event_mask(struct hci_dev *hdev, bool debug)
147 {
148 	return -EOPNOTSUPP;
149 }
150 
151 static inline int btintel_set_event_mask_mfg(struct hci_dev *hdev, bool debug)
152 {
153 	return -EOPNOTSUPP;
154 }
155 
156 static inline int btintel_read_version(struct hci_dev *hdev,
157 				       struct intel_version *ver)
158 {
159 	return -EOPNOTSUPP;
160 }
161 
162 static inline struct regmap *btintel_regmap_init(struct hci_dev *hdev,
163 						 u16 opcode_read,
164 						 u16 opcode_write)
165 {
166 	return ERR_PTR(-EINVAL);
167 }
168 #endif
169