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 /* List of tlv type */ 10 enum { 11 INTEL_TLV_CNVI_TOP = 0x10, 12 INTEL_TLV_CNVR_TOP, 13 INTEL_TLV_CNVI_BT, 14 INTEL_TLV_CNVR_BT, 15 INTEL_TLV_CNVI_OTP, 16 INTEL_TLV_CNVR_OTP, 17 INTEL_TLV_DEV_REV_ID, 18 INTEL_TLV_USB_VENDOR_ID, 19 INTEL_TLV_USB_PRODUCT_ID, 20 INTEL_TLV_PCIE_VENDOR_ID, 21 INTEL_TLV_PCIE_DEVICE_ID, 22 INTEL_TLV_PCIE_SUBSYSTEM_ID, 23 INTEL_TLV_IMAGE_TYPE, 24 INTEL_TLV_TIME_STAMP, 25 INTEL_TLV_BUILD_TYPE, 26 INTEL_TLV_BUILD_NUM, 27 INTEL_TLV_FW_BUILD_PRODUCT, 28 INTEL_TLV_FW_BUILD_HW, 29 INTEL_TLV_FW_STEP, 30 INTEL_TLV_BT_SPEC, 31 INTEL_TLV_MFG_NAME, 32 INTEL_TLV_HCI_REV, 33 INTEL_TLV_LMP_SUBVER, 34 INTEL_TLV_OTP_PATCH_VER, 35 INTEL_TLV_SECURE_BOOT, 36 INTEL_TLV_KEY_FROM_HDR, 37 INTEL_TLV_OTP_LOCK, 38 INTEL_TLV_API_LOCK, 39 INTEL_TLV_DEBUG_LOCK, 40 INTEL_TLV_MIN_FW, 41 INTEL_TLV_LIMITED_CCE, 42 INTEL_TLV_SBE_TYPE, 43 INTEL_TLV_OTP_BDADDR, 44 INTEL_TLV_UNLOCKED_STATE 45 }; 46 47 struct intel_tlv { 48 u8 type; 49 u8 len; 50 u8 val[]; 51 } __packed; 52 53 struct intel_version_tlv { 54 u32 cnvi_top; 55 u32 cnvr_top; 56 u32 cnvi_bt; 57 u32 cnvr_bt; 58 u16 dev_rev_id; 59 u8 img_type; 60 u16 timestamp; 61 u8 build_type; 62 u32 build_num; 63 u8 secure_boot; 64 u8 otp_lock; 65 u8 api_lock; 66 u8 debug_lock; 67 u8 min_fw_build_nn; 68 u8 min_fw_build_cw; 69 u8 min_fw_build_yy; 70 u8 limited_cce; 71 u8 sbe_type; 72 bdaddr_t otp_bd_addr; 73 }; 74 75 struct intel_version { 76 u8 status; 77 u8 hw_platform; 78 u8 hw_variant; 79 u8 hw_revision; 80 u8 fw_variant; 81 u8 fw_revision; 82 u8 fw_build_num; 83 u8 fw_build_ww; 84 u8 fw_build_yy; 85 u8 fw_patch_num; 86 } __packed; 87 88 struct intel_boot_params { 89 __u8 status; 90 __u8 otp_format; 91 __u8 otp_content; 92 __u8 otp_patch; 93 __le16 dev_revid; 94 __u8 secure_boot; 95 __u8 key_from_hdr; 96 __u8 key_type; 97 __u8 otp_lock; 98 __u8 api_lock; 99 __u8 debug_lock; 100 bdaddr_t otp_bdaddr; 101 __u8 min_fw_build_nn; 102 __u8 min_fw_build_cw; 103 __u8 min_fw_build_yy; 104 __u8 limited_cce; 105 __u8 unlocked_state; 106 } __packed; 107 108 struct intel_bootup { 109 __u8 zero; 110 __u8 num_cmds; 111 __u8 source; 112 __u8 reset_type; 113 __u8 reset_reason; 114 __u8 ddc_status; 115 } __packed; 116 117 struct intel_secure_send_result { 118 __u8 result; 119 __le16 opcode; 120 __u8 status; 121 } __packed; 122 123 struct intel_reset { 124 __u8 reset_type; 125 __u8 patch_enable; 126 __u8 ddc_reload; 127 __u8 boot_option; 128 __le32 boot_param; 129 } __packed; 130 131 struct intel_debug_features { 132 __u8 page1[16]; 133 } __packed; 134 135 struct intel_offload_use_cases { 136 __u8 status; 137 __u8 preset[8]; 138 } __packed; 139 140 struct btintel_loc_aware_reg { 141 __le32 mcc; 142 __le32 sel; 143 __le32 delta; 144 } __packed; 145 146 #define INTEL_TLV_TYPE_ID 0x01 147 148 #define INTEL_TLV_SYSTEM_EXCEPTION 0x00 149 #define INTEL_TLV_FATAL_EXCEPTION 0x01 150 #define INTEL_TLV_DEBUG_EXCEPTION 0x02 151 #define INTEL_TLV_TEST_EXCEPTION 0xDE 152 153 #define INTEL_HW_PLATFORM(cnvx_bt) ((u8)(((cnvx_bt) & 0x0000ff00) >> 8)) 154 #define INTEL_HW_VARIANT(cnvx_bt) ((u8)(((cnvx_bt) & 0x003f0000) >> 16)) 155 #define INTEL_CNVX_TOP_TYPE(cnvx_top) ((cnvx_top) & 0x00000fff) 156 #define INTEL_CNVX_TOP_STEP(cnvx_top) (((cnvx_top) & 0x0f000000) >> 24) 157 #define INTEL_CNVX_TOP_PACK_SWAB(t, s) __swab16(((__u16)(((t) << 4) | (s)))) 158 159 enum { 160 INTEL_BOOTLOADER, 161 INTEL_DOWNLOADING, 162 INTEL_FIRMWARE_LOADED, 163 INTEL_FIRMWARE_FAILED, 164 INTEL_BOOTING, 165 INTEL_BROKEN_INITIAL_NCMD, 166 INTEL_BROKEN_SHUTDOWN_LED, 167 INTEL_ROM_LEGACY, 168 INTEL_ROM_LEGACY_NO_WBS_SUPPORT, 169 INTEL_ACPI_RESET_ACTIVE, 170 171 __INTEL_NUM_FLAGS, 172 }; 173 174 struct btintel_data { 175 DECLARE_BITMAP(flags, __INTEL_NUM_FLAGS); 176 int (*acpi_reset_method)(struct hci_dev *hdev); 177 }; 178 179 #define btintel_set_flag(hdev, nr) \ 180 do { \ 181 struct btintel_data *intel = hci_get_priv((hdev)); \ 182 set_bit((nr), intel->flags); \ 183 } while (0) 184 185 #define btintel_clear_flag(hdev, nr) \ 186 do { \ 187 struct btintel_data *intel = hci_get_priv((hdev)); \ 188 clear_bit((nr), intel->flags); \ 189 } while (0) 190 191 #define btintel_wake_up_flag(hdev, nr) \ 192 do { \ 193 struct btintel_data *intel = hci_get_priv((hdev)); \ 194 wake_up_bit(intel->flags, (nr)); \ 195 } while (0) 196 197 #define btintel_get_flag(hdev) \ 198 (((struct btintel_data *)hci_get_priv(hdev))->flags) 199 200 #define btintel_test_flag(hdev, nr) test_bit((nr), btintel_get_flag(hdev)) 201 #define btintel_test_and_clear_flag(hdev, nr) test_and_clear_bit((nr), btintel_get_flag(hdev)) 202 #define btintel_wait_on_flag_timeout(hdev, nr, m, to) \ 203 wait_on_bit_timeout(btintel_get_flag(hdev), (nr), m, to) 204 205 #if IS_ENABLED(CONFIG_BT_INTEL) 206 207 int btintel_check_bdaddr(struct hci_dev *hdev); 208 int btintel_enter_mfg(struct hci_dev *hdev); 209 int btintel_exit_mfg(struct hci_dev *hdev, bool reset, bool patched); 210 int btintel_set_bdaddr(struct hci_dev *hdev, const bdaddr_t *bdaddr); 211 int btintel_set_diag(struct hci_dev *hdev, bool enable); 212 213 int btintel_version_info(struct hci_dev *hdev, struct intel_version *ver); 214 int btintel_load_ddc_config(struct hci_dev *hdev, const char *ddc_name); 215 int btintel_set_event_mask_mfg(struct hci_dev *hdev, bool debug); 216 int btintel_read_version(struct hci_dev *hdev, struct intel_version *ver); 217 struct regmap *btintel_regmap_init(struct hci_dev *hdev, u16 opcode_read, 218 u16 opcode_write); 219 int btintel_send_intel_reset(struct hci_dev *hdev, u32 boot_param); 220 int btintel_read_boot_params(struct hci_dev *hdev, 221 struct intel_boot_params *params); 222 int btintel_download_firmware(struct hci_dev *dev, struct intel_version *ver, 223 const struct firmware *fw, u32 *boot_param); 224 int btintel_configure_setup(struct hci_dev *hdev, const char *driver_name); 225 int btintel_recv_event(struct hci_dev *hdev, struct sk_buff *skb); 226 void btintel_bootup(struct hci_dev *hdev, const void *ptr, unsigned int len); 227 void btintel_secure_send_result(struct hci_dev *hdev, 228 const void *ptr, unsigned int len); 229 int btintel_set_quality_report(struct hci_dev *hdev, bool enable); 230 #else 231 232 static inline int btintel_check_bdaddr(struct hci_dev *hdev) 233 { 234 return -EOPNOTSUPP; 235 } 236 237 static inline int btintel_enter_mfg(struct hci_dev *hdev) 238 { 239 return -EOPNOTSUPP; 240 } 241 242 static inline int btintel_exit_mfg(struct hci_dev *hdev, bool reset, bool patched) 243 { 244 return -EOPNOTSUPP; 245 } 246 247 static inline int btintel_set_bdaddr(struct hci_dev *hdev, const bdaddr_t *bdaddr) 248 { 249 return -EOPNOTSUPP; 250 } 251 252 static inline int btintel_set_diag(struct hci_dev *hdev, bool enable) 253 { 254 return -EOPNOTSUPP; 255 } 256 257 static inline int btintel_version_info(struct hci_dev *hdev, 258 struct intel_version *ver) 259 { 260 return -EOPNOTSUPP; 261 } 262 263 static inline int btintel_load_ddc_config(struct hci_dev *hdev, 264 const char *ddc_name) 265 { 266 return -EOPNOTSUPP; 267 } 268 269 static inline int btintel_set_event_mask_mfg(struct hci_dev *hdev, bool debug) 270 { 271 return -EOPNOTSUPP; 272 } 273 274 static inline int btintel_read_version(struct hci_dev *hdev, 275 struct intel_version *ver) 276 { 277 return -EOPNOTSUPP; 278 } 279 280 static inline struct regmap *btintel_regmap_init(struct hci_dev *hdev, 281 u16 opcode_read, 282 u16 opcode_write) 283 { 284 return ERR_PTR(-EINVAL); 285 } 286 287 static inline int btintel_send_intel_reset(struct hci_dev *hdev, 288 u32 reset_param) 289 { 290 return -EOPNOTSUPP; 291 } 292 293 static inline int btintel_read_boot_params(struct hci_dev *hdev, 294 struct intel_boot_params *params) 295 { 296 return -EOPNOTSUPP; 297 } 298 299 static inline int btintel_download_firmware(struct hci_dev *dev, 300 const struct firmware *fw, 301 u32 *boot_param) 302 { 303 return -EOPNOTSUPP; 304 } 305 306 static inline int btintel_configure_setup(struct hci_dev *hdev, 307 const char *driver_name) 308 { 309 return -ENODEV; 310 } 311 312 static inline void btintel_bootup(struct hci_dev *hdev, 313 const void *ptr, unsigned int len) 314 { 315 } 316 317 static inline void btintel_secure_send_result(struct hci_dev *hdev, 318 const void *ptr, unsigned int len) 319 { 320 } 321 322 static inline int btintel_set_quality_report(struct hci_dev *hdev, bool enable) 323 { 324 return -ENODEV; 325 } 326 #endif 327