drivers/bluetooth/btintel.h

   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 struct intel_reset {
  73         __u8     reset_type;
  74         __u8     patch_enable;
  75         __u8     ddc_reload;
  76         __u8     boot_option;
  77         __le32   boot_param;
  78 } __packed;
  79
  80 #if IS_ENABLED(CONFIG_BT_INTEL)
  81
  82 int btintel_check_bdaddr(struct hci_dev *hdev);
  83 int btintel_enter_mfg(struct hci_dev *hdev);
  84 int btintel_exit_mfg(struct hci_dev *hdev, bool reset, bool patched);
  85 int btintel_set_bdaddr(struct hci_dev *hdev, const bdaddr_t *bdaddr);
  86 int btintel_set_diag(struct hci_dev *hdev, bool enable);
  87 int btintel_set_diag_mfg(struct hci_dev *hdev, bool enable);
  88 void btintel_hw_error(struct hci_dev *hdev, u8 code);
  89
  90 void btintel_version_info(struct hci_dev *hdev, struct intel_version *ver);
  91 int btintel_secure_send(struct hci_dev *hdev, u8 fragment_type, u32 plen,
  92                         const void *param);
  93 int btintel_load_ddc_config(struct hci_dev *hdev, const char *ddc_name);
  94 int btintel_set_event_mask(struct hci_dev *hdev, bool debug);
  95 int btintel_set_event_mask_mfg(struct hci_dev *hdev, bool debug);
  96 int btintel_read_version(struct hci_dev *hdev, struct intel_version *ver);
  97
  98 struct regmap *btintel_regmap_init(struct hci_dev *hdev, u16 opcode_read,
  99                                    u16 opcode_write);
 100 int btintel_send_intel_reset(struct hci_dev *hdev, u32 boot_param);
 101 int btintel_read_boot_params(struct hci_dev *hdev,
 102                              struct intel_boot_params *params);
 103 int btintel_download_firmware(struct hci_dev *dev, const struct firmware *fw,
 104                               u32 *boot_param);
 105 #else
 106
 107 static inline int btintel_check_bdaddr(struct hci_dev *hdev)
 108 {
 109         return -EOPNOTSUPP;
 110 }
 111
 112 static inline int btintel_enter_mfg(struct hci_dev *hdev)
 113 {
 114         return -EOPNOTSUPP;
 115 }
 116
 117 static inline int btintel_exit_mfg(struct hci_dev *hdev, bool reset, bool patched)
 118 {
 119         return -EOPNOTSUPP;
 120 }
 121
 122 static inline int btintel_set_bdaddr(struct hci_dev *hdev, const bdaddr_t *bdaddr)
 123 {
 124         return -EOPNOTSUPP;
 125 }
 126
 127 static inline int btintel_set_diag(struct hci_dev *hdev, bool enable)
 128 {
 129         return -EOPNOTSUPP;
 130 }
 131
 132 static inline int btintel_set_diag_mfg(struct hci_dev *hdev, bool enable)
 133 {
 134         return -EOPNOTSUPP;
 135 }
 136
 137 static inline void btintel_hw_error(struct hci_dev *hdev, u8 code)
 138 {
 139 }
 140
 141 static inline void btintel_version_info(struct hci_dev *hdev,
 142                                         struct intel_version *ver)
 143 {
 144 }
 145
 146 static inline int btintel_secure_send(struct hci_dev *hdev, u8 fragment_type,
 147                                       u32 plen, const void *param)
 148 {
 149         return -EOPNOTSUPP;
 150 }
 151
 152 static inline int btintel_load_ddc_config(struct hci_dev *hdev,
 153                                           const char *ddc_name)
 154 {
 155         return -EOPNOTSUPP;
 156 }
 157
 158 static inline int btintel_set_event_mask(struct hci_dev *hdev, bool debug)
 159 {
 160         return -EOPNOTSUPP;
 161 }
 162
 163 static inline int btintel_set_event_mask_mfg(struct hci_dev *hdev, bool debug)
 164 {
 165         return -EOPNOTSUPP;
 166 }
 167
 168 static inline int btintel_read_version(struct hci_dev *hdev,
 169                                        struct intel_version *ver)
 170 {
 171         return -EOPNOTSUPP;
 172 }
 173
 174 static inline struct regmap *btintel_regmap_init(struct hci_dev *hdev,
 175                                                  u16 opcode_read,
 176                                                  u16 opcode_write)
 177 {
 178         return ERR_PTR(-EINVAL);
 179 }
 180
 181 static inline int btintel_send_intel_reset(struct hci_dev *hdev,
 182                                            u32 reset_param)
 183 {
 184         return -EOPNOTSUPP;
 185 }
 186
 187 static inline int btintel_read_boot_params(struct hci_dev *hdev,
 188                                            struct intel_boot_params *params)
 189 {
 190         return -EOPNOTSUPP;
 191 }
 192
 193 static inline int btintel_download_firmware(struct hci_dev *dev,
 194                                             const struct firmware *fw,
 195                                             u32 *boot_param)
 196 {
 197         return -EOPNOTSUPP;
 198 }
 199 #endif