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 INTEL_TLV_GIT_SHA1, 46 INTEL_TLV_FW_ID = 0x50 47 }; 48 49 struct intel_tlv { 50 u8 type; 51 u8 len; 52 u8 val[]; 53 } __packed; 54 55 #define BTINTEL_CNVI_BLAZARI 0x900 56 #define BTINTEL_CNVI_BLAZARIW 0x901 57 #define BTINTEL_CNVI_GAP 0x910 58 #define BTINTEL_CNVI_BLAZARU 0x930 59 #define BTINTEL_CNVI_SCP 0xA00 60 61 /* CNVR */ 62 #define BTINTEL_CNVR_FMP2 0x910 63 64 #define BTINTEL_IMG_BOOTLOADER 0x01 /* Bootloader image */ 65 #define BTINTEL_IMG_IML 0x02 /* Intermediate image */ 66 #define BTINTEL_IMG_OP 0x03 /* Operational image */ 67 68 #define BTINTEL_FWID_MAXLEN 64 69 70 struct intel_version_tlv { 71 u32 cnvi_top; 72 u32 cnvr_top; 73 u32 cnvi_bt; 74 u32 cnvr_bt; 75 u16 dev_rev_id; 76 u8 img_type; 77 u16 timestamp; 78 u8 build_type; 79 u32 build_num; 80 u8 secure_boot; 81 u8 otp_lock; 82 u8 api_lock; 83 u8 debug_lock; 84 u8 min_fw_build_nn; 85 u8 min_fw_build_cw; 86 u8 min_fw_build_yy; 87 u8 limited_cce; 88 u8 sbe_type; 89 u32 git_sha1; 90 u8 fw_id[BTINTEL_FWID_MAXLEN]; 91 bdaddr_t otp_bd_addr; 92 }; 93 94 struct intel_version { 95 u8 status; 96 u8 hw_platform; 97 u8 hw_variant; 98 u8 hw_revision; 99 u8 fw_variant; 100 u8 fw_revision; 101 u8 fw_build_num; 102 u8 fw_build_ww; 103 u8 fw_build_yy; 104 u8 fw_patch_num; 105 } __packed; 106 107 struct intel_boot_params { 108 __u8 status; 109 __u8 otp_format; 110 __u8 otp_content; 111 __u8 otp_patch; 112 __le16 dev_revid; 113 __u8 secure_boot; 114 __u8 key_from_hdr; 115 __u8 key_type; 116 __u8 otp_lock; 117 __u8 api_lock; 118 __u8 debug_lock; 119 bdaddr_t otp_bdaddr; 120 __u8 min_fw_build_nn; 121 __u8 min_fw_build_cw; 122 __u8 min_fw_build_yy; 123 __u8 limited_cce; 124 __u8 unlocked_state; 125 } __packed; 126 127 struct intel_bootup { 128 __u8 zero; 129 __u8 num_cmds; 130 __u8 source; 131 __u8 reset_type; 132 __u8 reset_reason; 133 __u8 ddc_status; 134 } __packed; 135 136 struct intel_secure_send_result { 137 __u8 result; 138 __le16 opcode; 139 __u8 status; 140 } __packed; 141 142 struct intel_reset { 143 __u8 reset_type; 144 __u8 patch_enable; 145 __u8 ddc_reload; 146 __u8 boot_option; 147 __le32 boot_param; 148 } __packed; 149 150 struct intel_debug_features { 151 __u8 page1[16]; 152 } __packed; 153 154 struct intel_offload_use_cases { 155 __u8 status; 156 __u8 preset[8]; 157 } __packed; 158 159 #define INTEL_OP_PPAG_CMD 0xFE0B 160 struct hci_ppag_enable_cmd { 161 __le32 ppag_enable_flags; 162 } __packed; 163 164 #define INTEL_TLV_TYPE_ID 0x01 165 166 #define INTEL_TLV_SYSTEM_EXCEPTION 0x00 167 #define INTEL_TLV_FATAL_EXCEPTION 0x01 168 #define INTEL_TLV_DEBUG_EXCEPTION 0x02 169 #define INTEL_TLV_TEST_EXCEPTION 0xDE 170 171 struct btintel_cp_ddc_write { 172 u8 len; 173 __le16 id; 174 u8 data[]; 175 } __packed; 176 177 /* Bluetooth SAR feature (BRDS), Revision 1 */ 178 struct btintel_sar_inc_pwr { 179 u8 revision; 180 u32 bt_sar_bios; /* Mode of SAR control to be used, 1:enabled in bios */ 181 u32 inc_power_mode; /* Increased power mode */ 182 u8 sar_2400_chain_a; /* Sar power restriction LB */ 183 u8 br; 184 u8 edr2; 185 u8 edr3; 186 u8 le; 187 u8 le_2mhz; 188 u8 le_lr; 189 }; 190 191 #define INTEL_HW_PLATFORM(cnvx_bt) ((u8)(((cnvx_bt) & 0x0000ff00) >> 8)) 192 #define INTEL_HW_VARIANT(cnvx_bt) ((u8)(((cnvx_bt) & 0x003f0000) >> 16)) 193 #define INTEL_CNVX_TOP_TYPE(cnvx_top) ((cnvx_top) & 0x00000fff) 194 #define INTEL_CNVX_TOP_STEP(cnvx_top) (((cnvx_top) & 0x0f000000) >> 24) 195 #define INTEL_CNVX_TOP_PACK_SWAB(t, s) __swab16(((__u16)(((t) << 4) | (s)))) 196 197 enum { 198 INTEL_BOOTLOADER, 199 INTEL_DOWNLOADING, 200 INTEL_FIRMWARE_LOADED, 201 INTEL_FIRMWARE_FAILED, 202 INTEL_BOOTING, 203 INTEL_BROKEN_INITIAL_NCMD, 204 INTEL_BROKEN_SHUTDOWN_LED, 205 INTEL_ROM_LEGACY, 206 INTEL_ROM_LEGACY_NO_WBS_SUPPORT, 207 INTEL_ACPI_RESET_ACTIVE, 208 INTEL_WAIT_FOR_D0, 209 210 __INTEL_NUM_FLAGS, 211 }; 212 213 struct btintel_data { 214 DECLARE_BITMAP(flags, __INTEL_NUM_FLAGS); 215 int (*acpi_reset_method)(struct hci_dev *hdev); 216 }; 217 218 #define btintel_set_flag(hdev, nr) \ 219 do { \ 220 struct btintel_data *intel = hci_get_priv((hdev)); \ 221 set_bit((nr), intel->flags); \ 222 } while (0) 223 224 #define btintel_clear_flag(hdev, nr) \ 225 do { \ 226 struct btintel_data *intel = hci_get_priv((hdev)); \ 227 clear_bit((nr), intel->flags); \ 228 } while (0) 229 230 #define btintel_wake_up_flag(hdev, nr) \ 231 do { \ 232 struct btintel_data *intel = hci_get_priv((hdev)); \ 233 wake_up_bit(intel->flags, (nr)); \ 234 } while (0) 235 236 #define btintel_get_flag(hdev) \ 237 (((struct btintel_data *)hci_get_priv(hdev))->flags) 238 239 #define btintel_test_flag(hdev, nr) test_bit((nr), btintel_get_flag(hdev)) 240 #define btintel_test_and_clear_flag(hdev, nr) test_and_clear_bit((nr), btintel_get_flag(hdev)) 241 #define btintel_wait_on_flag_timeout(hdev, nr, m, to) \ 242 wait_on_bit_timeout(btintel_get_flag(hdev), (nr), m, to) 243 244 #if IS_ENABLED(CONFIG_BT_INTEL) || IS_ENABLED(CONFIG_BT_INTEL_PCIE) 245 246 int btintel_check_bdaddr(struct hci_dev *hdev); 247 int btintel_enter_mfg(struct hci_dev *hdev); 248 int btintel_exit_mfg(struct hci_dev *hdev, bool reset, bool patched); 249 int btintel_set_bdaddr(struct hci_dev *hdev, const bdaddr_t *bdaddr); 250 int btintel_set_diag(struct hci_dev *hdev, bool enable); 251 252 int btintel_version_info(struct hci_dev *hdev, struct intel_version *ver); 253 int btintel_load_ddc_config(struct hci_dev *hdev, const char *ddc_name); 254 int btintel_set_event_mask_mfg(struct hci_dev *hdev, bool debug); 255 int btintel_read_version(struct hci_dev *hdev, struct intel_version *ver); 256 struct regmap *btintel_regmap_init(struct hci_dev *hdev, u16 opcode_read, 257 u16 opcode_write); 258 int btintel_send_intel_reset(struct hci_dev *hdev, u32 boot_param); 259 int btintel_read_boot_params(struct hci_dev *hdev, 260 struct intel_boot_params *params); 261 int btintel_download_firmware(struct hci_dev *dev, struct intel_version *ver, 262 const struct firmware *fw, u32 *boot_param); 263 int btintel_configure_setup(struct hci_dev *hdev, const char *driver_name); 264 int btintel_recv_event(struct hci_dev *hdev, struct sk_buff *skb); 265 void btintel_bootup(struct hci_dev *hdev, const void *ptr, unsigned int len); 266 void btintel_secure_send_result(struct hci_dev *hdev, 267 const void *ptr, unsigned int len); 268 int btintel_set_quality_report(struct hci_dev *hdev, bool enable); 269 int btintel_version_info_tlv(struct hci_dev *hdev, 270 struct intel_version_tlv *version); 271 int btintel_parse_version_tlv(struct hci_dev *hdev, 272 struct intel_version_tlv *version, 273 struct sk_buff *skb); 274 void btintel_set_msft_opcode(struct hci_dev *hdev, u8 hw_variant); 275 int btintel_bootloader_setup_tlv(struct hci_dev *hdev, 276 struct intel_version_tlv *ver); 277 int btintel_shutdown_combined(struct hci_dev *hdev); 278 void btintel_hw_error(struct hci_dev *hdev, u8 code); 279 void btintel_print_fseq_info(struct hci_dev *hdev); 280 int btintel_diagnostics(struct hci_dev *hdev, struct sk_buff *skb); 281 #else 282 283 static inline int btintel_check_bdaddr(struct hci_dev *hdev) 284 { 285 return -EOPNOTSUPP; 286 } 287 288 static inline int btintel_enter_mfg(struct hci_dev *hdev) 289 { 290 return -EOPNOTSUPP; 291 } 292 293 static inline int btintel_exit_mfg(struct hci_dev *hdev, bool reset, bool patched) 294 { 295 return -EOPNOTSUPP; 296 } 297 298 static inline int btintel_set_bdaddr(struct hci_dev *hdev, const bdaddr_t *bdaddr) 299 { 300 return -EOPNOTSUPP; 301 } 302 303 static inline int btintel_set_diag(struct hci_dev *hdev, bool enable) 304 { 305 return -EOPNOTSUPP; 306 } 307 308 static inline int btintel_version_info(struct hci_dev *hdev, 309 struct intel_version *ver) 310 { 311 return -EOPNOTSUPP; 312 } 313 314 static inline int btintel_load_ddc_config(struct hci_dev *hdev, 315 const char *ddc_name) 316 { 317 return -EOPNOTSUPP; 318 } 319 320 static inline int btintel_set_event_mask_mfg(struct hci_dev *hdev, bool debug) 321 { 322 return -EOPNOTSUPP; 323 } 324 325 static inline int btintel_read_version(struct hci_dev *hdev, 326 struct intel_version *ver) 327 { 328 return -EOPNOTSUPP; 329 } 330 331 static inline struct regmap *btintel_regmap_init(struct hci_dev *hdev, 332 u16 opcode_read, 333 u16 opcode_write) 334 { 335 return ERR_PTR(-EINVAL); 336 } 337 338 static inline int btintel_send_intel_reset(struct hci_dev *hdev, 339 u32 reset_param) 340 { 341 return -EOPNOTSUPP; 342 } 343 344 static inline int btintel_read_boot_params(struct hci_dev *hdev, 345 struct intel_boot_params *params) 346 { 347 return -EOPNOTSUPP; 348 } 349 350 static inline int btintel_download_firmware(struct hci_dev *dev, 351 const struct firmware *fw, 352 u32 *boot_param) 353 { 354 return -EOPNOTSUPP; 355 } 356 357 static inline int btintel_configure_setup(struct hci_dev *hdev, 358 const char *driver_name) 359 { 360 return -ENODEV; 361 } 362 363 static inline void btintel_bootup(struct hci_dev *hdev, 364 const void *ptr, unsigned int len) 365 { 366 } 367 368 static inline void btintel_secure_send_result(struct hci_dev *hdev, 369 const void *ptr, unsigned int len) 370 { 371 } 372 373 static inline int btintel_set_quality_report(struct hci_dev *hdev, bool enable) 374 { 375 return -ENODEV; 376 } 377 378 static inline int btintel_version_info_tlv(struct hci_dev *hdev, 379 struct intel_version_tlv *version) 380 { 381 return -EOPNOTSUPP; 382 } 383 384 static inline int btintel_parse_version_tlv(struct hci_dev *hdev, 385 struct intel_version_tlv *version, 386 struct sk_buff *skb) 387 { 388 return -EOPNOTSUPP; 389 } 390 391 static inline void btintel_set_msft_opcode(struct hci_dev *hdev, u8 hw_variant) 392 393 { 394 } 395 396 static inline int btintel_bootloader_setup_tlv(struct hci_dev *hdev, 397 struct intel_version_tlv *ver) 398 { 399 return -ENODEV; 400 } 401 402 static inline int btintel_shutdown_combined(struct hci_dev *hdev) 403 { 404 return -ENODEV; 405 } 406 407 static inline void btintel_hw_error(struct hci_dev *hdev, u8 code) 408 { 409 } 410 411 static inline void btintel_print_fseq_info(struct hci_dev *hdev) 412 { 413 } 414 415 static inline int btintel_diagnostics(struct hci_dev *hdev, struct sk_buff *skb) 416 { 417 return -EOPNOTSUPP; 418 } 419 #endif 420