drivers/bluetooth/btintel.h

   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